diff options
Diffstat (limited to 'xmpp-vala')
48 files changed, 4413 insertions, 0 deletions
diff --git a/xmpp-vala/CMakeLists.txt b/xmpp-vala/CMakeLists.txt new file mode 100644 index 00000000..dd846c24 --- /dev/null +++ b/xmpp-vala/CMakeLists.txt @@ -0,0 +1,92 @@ +find_package(Vala REQUIRED) +find_package(PkgConfig REQUIRED) +find_package(GPGME REQUIRED) +find_package(LIBUUID REQUIRED) +include(GlibCompileResourcesSupport) +include(${VALA_USE_FILE}) + +set(ENGINE_PACKAGES + gee-0.8 + gio-2.0 + glib-2.0 + gtk+-3.0 +) + +pkg_check_modules(ENGINE REQUIRED ${ENGINE_PACKAGES}) + +vala_precompile(ENGINE_VALA_C +SOURCES + "src/core/namespace_state.vala" + "src/core/stanza_attribute.vala" + "src/core/stanza_node.vala" + "src/core/stanza_reader.vala" + "src/core/stanza_writer.vala" + "src/core/xmpp_stream.vala" + + "src/module/bind.vala" + "src/module/iq/module.vala" + "src/module/iq/stanza.vala" + "src/module/message/module.vala" + "src/module/message/stanza.vala" + "src/module/presence/flag.vala" + "src/module/presence/module.vala" + "src/module/presence/stanza.vala" + "src/module/roster/flag.vala" + "src/module/roster/item.vala" + "src/module/roster/module.vala" + "src/module/sasl.vala" + "src/module/stanza.vala" + "src/module/stanza_error.vala" + "src/module/stream_error.vala" + "src/module/tls.vala" + "src/module/util.vala" + + "src/module/xep/0027_pgp/flag.vala" + "src/module/xep/0027_pgp/module.vala" + "src/module/xep/0030_service_discovery/flag.vala" + "src/module/xep/0030_service_discovery/info_result.vala" + "src/module/xep/0030_service_discovery/items_result.vala" + "src/module/xep/0030_service_discovery/module.vala" + "src/module/xep/0045_muc/flag.vala" + "src/module/xep/0045_muc/module.vala" + "src/module/xep/0048_bookmarks/module.vala" + "src/module/xep/0048_bookmarks/conference.vala" + "src/module/xep/0049_private_xml_storage.vala" + "src/module/xep/0054_vcard/module.vala" + "src/module/xep/0060_pubsub.vala" + "src/module/xep/0082_date_time_profiles.vala" + "src/module/xep/0084_user_avatars.vala" + "src/module/xep/0085_chat_state_notifications.vala" + "src/module/xep/0115_entitiy_capabilities.vala" + "src/module/xep/0199_ping.vala" + "src/module/xep/0184_message_delivery_receipts.vala" + "src/module/xep/0203_delayed_delivery.vala" + "src/module/xep/0280_message_carbons.vala" + "src/module/xep/0333_chat_markers.vala" + "src/module/xep/pixbuf_storage.vala" +CUSTOM_VAPIS + "${CMAKE_CURRENT_SOURCE_DIR}/vapi/uuid.vapi" +PACKAGES + ${ENGINE_PACKAGES} + gpgme +GENERATE_VAPI + xmpp-vala +GENERATE_HEADER + xmpp-vala +OPTIONS + --target-glib=2.38 + -g + --thread + --vapidir=${CMAKE_SOURCE_DIR}/vapi +) + +set(CFLAGS ${ENGINE_CFLAGS} ${GPGME_CFLAGS} ${LIBUUID_CFLAGS} -g ${VALA_CFLAGS}) +add_definitions(${CFLAGS}) +add_library(xmpp-vala SHARED ${ENGINE_VALA_C}) +target_link_libraries(xmpp-vala ${ENGINE_LIBRARIES} ${GPGME_LIBRARIES} ${LIBUUID_LIBRARIES}) + +add_custom_target(xmpp-vala-vapi +DEPENDS + ${CMAKE_BINARY_DIR}/xmpp-vala/xmpp-vala.vapi +) + diff --git a/xmpp-vala/src/core/namespace_state.vala b/xmpp-vala/src/core/namespace_state.vala new file mode 100644 index 00000000..e71607fa --- /dev/null +++ b/xmpp-vala/src/core/namespace_state.vala @@ -0,0 +1,80 @@ +using Gee; + +namespace Xmpp.Core { +public class NamespaceState { + private HashMap<string, string> uri_to_name = new HashMap<string, string> (); + private HashMap<string, string> name_to_uri = new HashMap<string, string> (); + public string current_ns_uri; + + public NamespaceState () { + add_assoc(XMLNS_URI, "xmlns"); + add_assoc("http://www.w3.org/XML/1998/namespace", "xml"); + current_ns_uri = "http://www.w3.org/XML/1998/namespace"; + } + + public NamespaceState.for_stanza () { + this(); + add_assoc("http://etherx.jabber.org/streams", "stream"); + current_ns_uri = "jabber:client"; + } + + public NamespaceState.copy (NamespaceState old) { + foreach (string key in old.uri_to_name.keys) { + add_assoc(key, old.uri_to_name[key]); + } + set_current(old.current_ns_uri); + } + + public NamespaceState.with_assoc (NamespaceState old, string ns_uri, string name) { + this.copy(old); + add_assoc(ns_uri, name); + } + + public NamespaceState.with_current (NamespaceState old, string current_ns_uri) { + this.copy(old); + set_current(current_ns_uri); + } + + public void add_assoc (string ns_uri, string name) { + name_to_uri[name] = ns_uri; + uri_to_name[ns_uri] = name; + } + + public void set_current (string current_ns_uri) { + this.current_ns_uri = current_ns_uri; + } + + public string find_name (string ns_uri) throws XmlError { + if (uri_to_name.has_key(ns_uri)) { + return uri_to_name[ns_uri]; + } + throw new XmlError.NS_DICT_ERROR(@"NS URI $ns_uri not found."); + } + + public string find_uri (string name) throws XmlError { + if (name_to_uri.has_key(name)) { + return name_to_uri[name]; + } + throw new XmlError.NS_DICT_ERROR(@"NS name $name not found."); + } + + public NamespaceState clone() { + return new NamespaceState.copy(this); + } + + public string to_string () { + StringBuilder sb = new StringBuilder (); + sb.append ("NamespaceState{"); + foreach (string key in uri_to_name.keys) { + sb.append(key); + sb.append_c('='); + sb.append(uri_to_name[key]); + sb.append_c(','); + } + sb.append("current="); + sb.append(current_ns_uri); + sb.append_c('}'); + return sb.str; + } +} +}
\ No newline at end of file diff --git a/xmpp-vala/src/core/stanza_attribute.vala b/xmpp-vala/src/core/stanza_attribute.vala new file mode 100644 index 00000000..3169e90e --- /dev/null +++ b/xmpp-vala/src/core/stanza_attribute.vala @@ -0,0 +1,29 @@ +namespace Xmpp.Core { +public class StanzaAttribute : StanzaEntry { + + public StanzaAttribute() {} + + public StanzaAttribute.build(string ns_uri, string name, string val) { + this.ns_uri = ns_uri; + this.name = name; + this.val = val; + } + + public string to_string() { + if (ns_uri == null) { + return @"$name='$val'"; + } else { + return @"{$ns_uri}:$name='$val'"; + } + } + + public string to_xml(NamespaceState? state_) throws XmlError { + NamespaceState state = state_ ?? new NamespaceState(); + if (ns_uri == state.current_ns_uri || (ns_uri == XMLNS_URI && name == "xmlns")) { + return @"$name='$val'"; + } else { + return "%s:%s='%s'".printf (state.find_name (ns_uri), name, val); + } + } +} +} diff --git a/xmpp-vala/src/core/stanza_node.vala b/xmpp-vala/src/core/stanza_node.vala new file mode 100644 index 00000000..1dfacfdd --- /dev/null +++ b/xmpp-vala/src/core/stanza_node.vala @@ -0,0 +1,297 @@ +using Gee; + +namespace Xmpp.Core { + +public abstract class StanzaEntry { + public string? ns_uri; + public string name; + public string? val; + + public string encoded_val { + owned get { + return val.replace("&", "&").replace("\"", """).replace("'", "'").replace("<", "<").replace(">", ">"); + } + set { + string tmp = value.replace(">", ">").replace("<", "<").replace("'","'").replace(""","\""); + while (tmp.contains("&#")) { + int start = tmp.index_of("&#"); + int end = tmp.index_of(";", start); + if (end < start) break; + unichar num = -1; + if (tmp[start+2]=='x') { + tmp.substring(start+3, start-end-3).scanf("%x", &num); + } else { + num = int.parse(tmp.substring(start+2, start-end-2)); + } + tmp = tmp.splice(start, end, num.to_string()); + } + val = tmp.replace("&", "&"); + } + } + + public virtual unowned string? get_string_content() { + return val; + } +} + +public class NoStanza : StanzaEntry { + public NoStanza(string? name) { + this.name = name; + } +} + +public class StanzaNode : StanzaEntry { + public ArrayList<StanzaNode> sub_nodes = new ArrayList<StanzaNode>(); + public ArrayList<StanzaAttribute> attributes = new ArrayList<StanzaAttribute>(); + public bool has_nodes = false; + public bool pseudo = false; + + public StanzaNode () {} + + public StanzaNode.build(string name, string ns_uri = "jabber:client", ArrayList<StanzaNode>? nodes = null, ArrayList<StanzaAttribute>? attrs = null) { + this.ns_uri = ns_uri; + this.name = name; + if (nodes != null) this.sub_nodes.add_all(nodes); + if (attrs != null) this.attributes.add_all(attrs); + } + + public StanzaNode.text(string text) { + this.name = "#text"; + this.val = text; + } + + public StanzaNode.encoded_text(string text) { + this.name = "#text"; + this.encoded_val = text; + } + + public StanzaNode add_self_xmlns() { + return put_attribute("xmlns", ns_uri); + } + + public unowned string? get_attribute(string name, string? ns_uri = null) { + string _name = name; + string? _ns_uri = ns_uri; + if (_ns_uri == null) { + if (_name.contains(":")) { + var lastIndex = _name.last_index_of_char(':'); + _ns_uri = _name.substring(0, lastIndex); + _name = _name.substring(lastIndex + 1); + } else { + _ns_uri = this.ns_uri; + } + } + foreach(var attr in attributes) { + if (attr.ns_uri == _ns_uri && attr.name == _name) return attr.val; + } + return null; + } + + public StanzaAttribute get_attribute_raw(string name, string? ns_uri = null) { + string _name = name; + string? _ns_uri = ns_uri; + if (_ns_uri == null) { + if (_name.contains(":")) { + var lastIndex = _name.last_index_of_char(':'); + _ns_uri = _name.substring(0, lastIndex); + _name = _name.substring(lastIndex + 1); + } else { + _ns_uri = this.ns_uri; + } + } + foreach(var attr in attributes) { + if (attr.ns_uri == _ns_uri && attr.name == _name) return attr; + } + return null; + } + + public ArrayList<StanzaAttribute> get_attributes_by_ns_uri(string ns_uri) { + ArrayList<StanzaAttribute> ret = new ArrayList<StanzaAttribute> (); + foreach(var attr in attributes) { + if (attr.ns_uri == ns_uri) ret.add(attr); + } + return ret; + } + + public StanzaEntry get(...) { + va_list l = va_list(); + StanzaEntry? res = get_deep_attribute_(va_list.copy(l)); + if (res != null) return res; + res = get_deep_subnode_(va_list.copy(l)); + if (res != null) return res; + return new NoStanza("-"); + } + + public unowned string? get_deep_attribute(...) { + va_list l = va_list(); + var res = get_deep_attribute_(va_list.copy(l)); + if (res == null) return null; + return res.val; + } + + public StanzaAttribute? get_deep_attribute_(va_list l) { + StanzaNode? node = this; + string? attribute_name = l.arg(); + if (attribute_name == null) return null; + while(true) { + string? s = l.arg(); + if (s == null) break; + node = get_subnode(attribute_name); + if (node == null) return null; + attribute_name = s; + } + return node.get_attribute_raw(attribute_name); + } + + public StanzaNode? get_subnode(string name, string? ns_uri = null, bool recurse = false) { + string _name = name; + string? _ns_uri = ns_uri; + if (ns_uri == null) { + if (_name.contains(":")) { + var lastIndex = _name.last_index_of_char(':'); + _ns_uri = _name.substring(0, lastIndex); + _name = _name.substring(lastIndex + 1); + } else { + _ns_uri = this.ns_uri; + } + } + foreach(var node in sub_nodes) { + if (node.ns_uri == _ns_uri && node.name == _name) return node; + if (recurse) { + var x = node.get_subnode(_name, _ns_uri, recurse); + if (x != null) return x; + } + } + return null; + } + + public ArrayList<StanzaNode> get_subnodes(string name, string? ns_uri = null, bool recurse = false) { + ArrayList<StanzaNode> ret = new ArrayList<StanzaNode>(); + if (ns_uri == null) ns_uri = this.ns_uri; + foreach(var node in sub_nodes) { + if (node.ns_uri == ns_uri && node.name == name) ret.add(node); + if (recurse) { + ret.add_all(node.get_subnodes(name, ns_uri, recurse)); + } + } + return ret; + } + + public StanzaNode? get_deep_subnode(...) { + va_list l = va_list(); + return get_deep_subnode_(va_list.copy(l)); + } + + public StanzaNode? get_deep_subnode_(va_list l) { + StanzaNode? node = this; + while(true) { + string? s = l.arg(); + if (s == null) break; + node = get_subnode(s); + } + return node; + } + + public ArrayList<StanzaNode> get_all_subnodes() { + return sub_nodes; + } + + public void add_attribute(StanzaAttribute attr) { + attributes.add(attr); + } + + public override unowned string? get_string_content() { + if (val != null) return val; + if (sub_nodes.size == 1) return sub_nodes[0].get_string_content(); + return null; + } + + public StanzaNode put_attribute(string name, string val, string? ns_uri = null) { + if (name == "xmlns") ns_uri = XMLNS_URI; + if (ns_uri == null) ns_uri = this.ns_uri; + attributes.add(new StanzaAttribute.build(ns_uri, name, val)); + return this; + } + + /** + * Set only occurence + **/ + public void set_attribute(string name, string val, string? ns_uri = null) { + if (ns_uri == null) ns_uri = this.ns_uri; + foreach(var attr in attributes) { + if (attr.ns_uri == ns_uri && attr.name == name) { + attr.val = val; + return; + } + } + put_attribute(name, val, ns_uri); + } + + public StanzaNode put_node(StanzaNode node) { + sub_nodes.add(node); + return this; + } + + public string to_string(int i = 0) { + string indent = string.nfill (i * 2, ' '); + if (name == "#text") { + return @"$indent$val\n"; + } + var sb = new StringBuilder(); + sb.append(@"$indent<{$ns_uri}:$name"); + foreach (StanzaAttribute attr in attributes) { + sb.append_printf(" %s", attr.to_string()); + } + if (!has_nodes && sub_nodes.size == 0) { + sb.append(" />\n"); + } else { + sb.append(">\n"); + if (sub_nodes.size != 0) { + foreach (StanzaNode subnode in sub_nodes) { + sb.append(subnode.to_string(i+1)); + } + sb.append(@"$indent</{$ns_uri}:$name>\n"); + } + } + return sb.str; + } + + public string to_xml (NamespaceState? state = null) throws XmlError { + NamespaceState my_state = state ?? new NamespaceState.for_stanza(); + if (name == "#text") return @"$encoded_val"; + foreach(var xmlns in get_attributes_by_ns_uri (XMLNS_URI)) { + if (xmlns.name == "xmlns") { + my_state = new NamespaceState.with_current(my_state, xmlns.val); + } else { + my_state = new NamespaceState.with_assoc(my_state, xmlns.val, xmlns.name); + } + } + var sb = new StringBuilder(); + if (ns_uri == my_state.current_ns_uri) { + sb.append(@"<$name"); + } else { + sb.append_printf("<%s:%s", my_state.find_name (ns_uri), name); + } + var attr_ns_state = new NamespaceState.with_current(my_state, ns_uri); + foreach (StanzaAttribute attr in attributes) { + sb.append_printf(" %s", attr.to_xml(attr_ns_state)); + } + if (!has_nodes && sub_nodes.size == 0) { + sb.append("/>"); + } else { + sb.append(">"); + if (sub_nodes.size != 0) { + foreach (StanzaNode subnode in sub_nodes) { + sb.append(subnode.to_xml(my_state)); + } + if (ns_uri == my_state.current_ns_uri) { + sb.append(@"</$name>"); + } else { + sb.append_printf("</%s:%s>", my_state.find_name (ns_uri), name); + } + } + } + return sb.str; + } +} +} diff --git a/xmpp-vala/src/core/stanza_reader.vala b/xmpp-vala/src/core/stanza_reader.vala new file mode 100644 index 00000000..0a90f855 --- /dev/null +++ b/xmpp-vala/src/core/stanza_reader.vala @@ -0,0 +1,260 @@ +using Gee; + +namespace Xmpp.Core { +public const string XMLNS_URI = "http://www.w3.org/2000/xmlns/"; +public const string JABBER_URI = "jabber:client"; + +public errordomain XmlError { + XML_ERROR, + NS_DICT_ERROR, + UNSUPPORTED, + EOF, + BAD_XML, + IO_ERROR +} + +public class StanzaReader { + private static int BUFFER_MAX = 4096; + + private InputStream? input; + private uint8[] buffer; + private int buffer_fill = 0; + private int buffer_pos = 0; + private Cancellable cancellable = new Cancellable(); + + private NamespaceState ns_state = new NamespaceState(); + + public StanzaReader.for_buffer(uint8[] buffer) { + this.buffer = buffer; + this.buffer_fill = buffer.length; + } + + public StanzaReader.for_string(string s) { + this.for_buffer(s.data); + } + + public StanzaReader.for_stream(InputStream input) { + this.input = input; + buffer = new uint8[BUFFER_MAX]; + } + + public void cancel() { + cancellable.cancel(); + } + + private void update_buffer() throws XmlError { + try { + if (input == null) throw new XmlError.EOF("No input stream specified and end of buffer reached."); + if (cancellable.is_cancelled()) throw new XmlError.EOF("Input stream is canceled."); + buffer_fill = (int) input.read(buffer, cancellable); + if (buffer_fill == 0) throw new XmlError.EOF("End of input stream reached."); + buffer_pos = 0; + } catch (GLib.IOError e) { + throw new XmlError.IO_ERROR("IOError in GLib: %s".printf(e.message)); + } + } + + private char read_single() throws XmlError { + if (buffer_pos >= buffer_fill) { + update_buffer(); + } + return (char) buffer[buffer_pos++]; + } + + private char peek_single() throws XmlError { + var res = read_single(); + buffer_pos--; + return res; + } + + private bool is_ws(uint8 what) { + return what == ' ' || what == '\t' || what == '\r' || what == '\n'; + } + + private void skip_single() { + buffer_pos++; + } + + private void skip_until_non_ws() throws XmlError { + while (is_ws(peek_single())) { + skip_single(); + } + } + + private string read_until_ws() throws XmlError { + var res = new StringBuilder(); + var what = peek_single(); + while(!is_ws(what)) { + res.append_c(read_single()); + what = peek_single(); + } + return res.str; + } + + private string read_until_char_or_ws(char x, char y = 0) throws XmlError { + var res = new StringBuilder(); + var what = peek_single(); + while(what != x && what != y && !is_ws(what)) { + res.append_c(read_single()); + what = peek_single(); + } + return res.str; + } + + private string read_until_char(char x) throws XmlError { + var res = new StringBuilder(); + var what = peek_single(); + while(what != x) { + res.append_c(read_single()); + what = peek_single(); + } + return res.str; + } + + private StanzaAttribute read_attribute() throws XmlError { + var res = new StanzaAttribute(); + res.name = read_until_char_or_ws('='); + if (read_single() == '=') { + var quot = peek_single(); + if (quot == '\'' || quot == '"') { + skip_single(); + res.encoded_val = read_until_char(quot); + skip_single(); + } else { + res.encoded_val = read_until_ws(); + } + } + return res; + } + + private void handle_entry_ns(StanzaEntry entry, string default_uri = ns_state.current_ns_uri) throws XmlError { + if (entry.ns_uri != null) return; + if (entry.name.contains(":")) { + var split = entry.name.split(":"); + entry.ns_uri = ns_state.find_uri(split[0]); + entry.name = split[1]; + } else { + entry.ns_uri = default_uri; + } + } + + private void handle_stanza_ns(StanzaNode res) throws XmlError { + foreach (StanzaAttribute attr in res.attributes) { + if (attr.name == "xmlns") { + attr.ns_uri = XMLNS_URI; + ns_state.set_current(attr.val); + } else if (attr.name.contains(":")) { + var split = attr.name.split(":"); + if (split[0] == "xmlns") { + attr.ns_uri = XMLNS_URI; + attr.name = split[1]; + ns_state.add_assoc(attr.val, attr.name); + } + } + } + handle_entry_ns(res); + foreach (StanzaAttribute attr in res.attributes) { + handle_entry_ns(attr, res.ns_uri); + } + } + + public StanzaNode read_node_start() throws XmlError { + var res = new StanzaNode(); + res.attributes = new ArrayList<StanzaAttribute>(); + var eof = false; + if (peek_single() == '<') skip_single(); + if (peek_single() == '?') res.pseudo = true; + if (peek_single() == '/') { + eof = true; + skip_single(); + res.name = read_until_char_or_ws('>'); + while(peek_single() != '>') { + skip_single(); + } + skip_single(); + res.has_nodes = false; + res.pseudo = false; + handle_stanza_ns(res); + return res; + } + res.name = read_until_char_or_ws('>', '/'); + skip_until_non_ws(); + while (peek_single() != '/' && peek_single() != '>' && peek_single() != '?') { + res.attributes.add(read_attribute()); + skip_until_non_ws(); + } + if (read_single() == '/' || res.pseudo ) { + res.has_nodes = false; + skip_single(); + } else { + res.has_nodes = true; + } + handle_stanza_ns(res); + return res; + } + + public StanzaNode read_text_node() throws XmlError { + var res = new StanzaNode(); + res.name = "#text"; + res.ns_uri = ns_state.current_ns_uri; + res.encoded_val = read_until_char('<').strip(); + return res; + } + + public StanzaNode read_root_node() throws XmlError { + skip_until_non_ws(); + if (peek_single() == '<') { + var res = read_node_start(); + if (res.pseudo) { + return read_root_node(); + } + return res; + } else { + throw new XmlError.BAD_XML("Content before root node"); + } + } + + public StanzaNode read_stanza_node(NamespaceState? baseNs = null) throws XmlError { + ns_state = baseNs ?? new NamespaceState.for_stanza(); + var res = read_node_start(); + if (res.has_nodes) { + bool finishNodeSeen = false; + do { + skip_until_non_ws(); + if (peek_single() == '<') { + skip_single(); + if (peek_single() == '/') { + skip_single(); + string desc = read_until_char('>'); + skip_single(); + if (desc.contains(":")) { + var split = desc.split(":"); + assert(split[0] == ns_state.find_name(res.ns_uri)); + assert(split[1] == res.name); + } else { + assert(ns_state.current_ns_uri == res.ns_uri); + assert(desc == res.name); + } + return res; + } else { + res.sub_nodes.add(read_stanza_node(ns_state.clone())); + ns_state = baseNs ?? new NamespaceState.for_stanza(); + } + } else { + res.sub_nodes.add(read_text_node()); + } + } while (!finishNodeSeen); + } + return res; + } + + public StanzaNode read_node(NamespaceState? baseNs = null) throws XmlError { + skip_until_non_ws(); + if (peek_single() == '<') { + return read_stanza_node(baseNs ?? new NamespaceState.for_stanza()); + } else { + return read_text_node(); + } + } +} +} diff --git a/xmpp-vala/src/core/stanza_writer.vala b/xmpp-vala/src/core/stanza_writer.vala new file mode 100644 index 00000000..26524d7b --- /dev/null +++ b/xmpp-vala/src/core/stanza_writer.vala @@ -0,0 +1,27 @@ +namespace Xmpp.Core { +public class StanzaWriter { + private OutputStream output; + + public StanzaWriter.for_stream(OutputStream output) { + this.output = output; + } + + public void write_node(StanzaNode node) throws XmlError { + try { + lock(output) { + output.write_all(node.to_xml().data, null); + } + } catch (GLib.IOError e) { + throw new XmlError.IO_ERROR(@"IOError in GLib: $(e.message)"); + } + } + + public async void write(string s) throws XmlError { + try { + output.write_all(s.data, null); + } catch (GLib.IOError e) { + throw new XmlError.IO_ERROR(@"IOError in GLib: $(e.message)"); + } + } +} +}
\ No newline at end of file diff --git a/xmpp-vala/src/core/xmpp_stream.vala b/xmpp-vala/src/core/xmpp_stream.vala new file mode 100644 index 00000000..e30a1c9b --- /dev/null +++ b/xmpp-vala/src/core/xmpp_stream.vala @@ -0,0 +1,245 @@ +using Gee; + +namespace Xmpp.Core { + +public errordomain IOStreamError { + READ, + WRITE, + CONNECT, + DISCONNECT + +} + +public class XmppStream { + private static string NS_URI = "http://etherx.jabber.org/streams"; + + public string remote_name; + public bool debug = false; + public StanzaNode? features { get; private set; default = new StanzaNode.build("features", NS_URI); } + + private IOStream? stream; + private StanzaReader? reader; + private StanzaWriter? writer; + + private ArrayList<XmppStreamFlag> flags = new ArrayList<XmppStreamFlag>(); + private ArrayList<XmppStreamModule> modules = new ArrayList<XmppStreamModule>(); + private bool setup_needed = false; + private bool negotiation_complete = false; + + public signal void received_node(XmppStream stream, StanzaNode node); + public signal void received_root_node(XmppStream stream, StanzaNode node); + public signal void received_features_node(XmppStream stream); + public signal void received_message_stanza(XmppStream stream, StanzaNode node); + public signal void received_presence_stanza(XmppStream stream, StanzaNode node); + public signal void received_iq_stanza(XmppStream stream, StanzaNode node); + public signal void received_nonza(XmppStream stream, StanzaNode node); + public signal void stream_negotiated(XmppStream stream); + + public void connect(string? remote_name = null) throws IOStreamError { + if (remote_name != null) this.remote_name = remote_name; + SocketClient client = new SocketClient(); + try { + SocketConnection? stream = client.connect(new NetworkService("xmpp-client", "tcp", this.remote_name)); + if (stream == null) throw new IOStreamError.CONNECT("client.connect() returned null"); + reset_stream(stream); + } catch (Error e) { + stderr.printf("CONNECTION LOST?\n"); + throw new IOStreamError.CONNECT(e.message); + } + loop(); + } + + public void disconnect() throws IOStreamError { + if (writer == null) throw new IOStreamError.DISCONNECT("trying to disconnect, but no stream open"); + if (debug) stderr.puts("OUT\n</stream:stream>\n"); + writer.write.begin("</stream:stream>"); + reader.cancel(); + stream.close_async.begin(); + } + + public void reset_stream(IOStream stream) { + this.stream = stream; + reader = new StanzaReader.for_stream(stream.input_stream); + writer = new StanzaWriter.for_stream(stream.output_stream); + require_setup(); + } + + public void require_setup() { + setup_needed = true; + } + + public bool is_setup_needed() { + return setup_needed; + } + + public StanzaNode read() throws IOStreamError { + if (reader == null) throw new IOStreamError.READ("trying to read, but no stream open"); + try { + var node = reader.read_node(); + if (debug) stderr.printf("IN\n%s\n", node.to_string()); + return node; + } catch (XmlError e) { + throw new IOStreamError.READ(e.message); + } + } + + public void write(StanzaNode node) throws IOStreamError { + if (writer == null) throw new IOStreamError.WRITE("trying to write, but no stream open"); + try { + if (debug) stderr.printf("OUT\n%s\n", node.to_string()); + writer.write_node(node); + } catch (XmlError e) { + throw new IOStreamError.WRITE(e.message); + } + } + + public IOStream get_stream() { + return stream; + } + + public void add_flag(XmppStreamFlag flag) { + flags.add(flag); + } + + public XmppStreamFlag? get_flag(string ns, string id) { + foreach (var flag in flags) { + if (flag.get_ns() == ns && flag.get_id() == id) { + return flag; + } + } + return null; + } + + public void remove_flag(XmppStreamFlag flag) { + flags.remove(flag); + } + + public XmppStream add_module(XmppStreamModule module) { + modules.add(module); + if (negotiation_complete || module as XmppStreamNegotiationModule != null) { + module.attach(this); + } + return this; + } + + public void remove_modules() { + foreach (XmppStreamModule module in modules) module.detach(this); + } + + public XmppStreamModule? get_module(string ns, string id) { + foreach (var module in modules) { + if (module.get_ns() == ns && module.get_id() == id) { + return module; + } + } + return null; + } + + private void setup() throws IOStreamError { + var outs = new StanzaNode.build("stream", "http://etherx.jabber.org/streams") + .put_attribute("to", remote_name) + .put_attribute("version", "1.0") + .put_attribute("xmlns", "jabber:client") + .put_attribute("stream", "http://etherx.jabber.org/streams", XMLNS_URI); + outs.has_nodes = true; + write(outs); + received_root_node(this, read_root()); + } + + private void loop() throws IOStreamError { + while(true) { + if (setup_needed) { + setup(); + setup_needed = false; + } + + StanzaNode node = read(); + received_node(this, node); + + if (node.ns_uri == NS_URI && node.name == "features") { + features = node; + received_features_node(this); + } else if (node.ns_uri == NS_URI && node.name == "stream" && node.pseudo) { + print("disconnect\n"); + disconnect(); + return; + } else if (node.ns_uri == JABBER_URI) { + if (node.name == "message") { + received_message_stanza(this, node); + } else if (node.name == "presence") { + received_presence_stanza(this, node); + } else if (node.name == "iq") { + received_iq_stanza(this, node); + } else { + received_nonza(this, node); + } + } else { + received_nonza(this, node); + } + + if (!negotiation_complete && negotiation_modules_done()) { + negotiation_complete = true; + attach_non_negotation_modules(); + stream_negotiated(this); + } + } + } + + private bool negotiation_modules_done() throws IOStreamError { + if (!setup_needed) { + bool mandatory_outstanding = false; + bool negotiation_active = false; + foreach (XmppStreamModule module in modules) { + XmppStreamNegotiationModule negotiation_module = module as XmppStreamNegotiationModule; + if (negotiation_module != null) { + if (negotiation_module.negotiation_active(this)) negotiation_active = true; + if (negotiation_module.mandatory_outstanding(this)) mandatory_outstanding = true; + } + } + if (!negotiation_active) { + if (mandatory_outstanding) { + throw new IOStreamError.CONNECT("mandatory-to-negotiate feature not negotiated"); + } else { + return true; + } + } + } + return false; + } + + private void attach_non_negotation_modules() { + foreach (XmppStreamModule module in modules) { + if (module as XmppStreamNegotiationModule == null) { + module.attach(this); + } + } + } + + private StanzaNode read_root() throws IOStreamError { + try { + var node = reader.read_root_node(); + if (debug) stderr.printf("IN\n%s\n", node.to_string()); + return node; + } catch (XmlError e) { + throw new IOStreamError.READ(e.message); + } + } +} + +public abstract class XmppStreamFlag { + internal abstract string get_ns(); + internal abstract string get_id(); +} + +public abstract class XmppStreamModule : Object { + internal abstract void attach(XmppStream stream); + internal abstract void detach(XmppStream stream); + internal abstract string get_ns(); + internal abstract string get_id(); +} + +public abstract class XmppStreamNegotiationModule : XmppStreamModule { + internal abstract bool mandatory_outstanding(XmppStream stream); + internal abstract bool negotiation_active(XmppStream stream); +} +} diff --git a/xmpp-vala/src/module/bind.vala b/xmpp-vala/src/module/bind.vala new file mode 100644 index 00000000..d01fda7a --- /dev/null +++ b/xmpp-vala/src/module/bind.vala @@ -0,0 +1,93 @@ +using Xmpp.Core; + +namespace Xmpp.Bind { + private const string NS_URI = "urn:ietf:params:xml:ns:xmpp-bind"; + + /** The parties to a stream MUST consider resource binding as mandatory-to-negotiate. (RFC6120 7.3.1) */ + public class Module : XmppStreamNegotiationModule { + public const string ID = "bind_module"; + + private string requested_resource; + + public signal void bound_to_resource(XmppStream stream, string my_jid); + + public Module(string requested_resource) { + this.requested_resource = requested_resource; + } + + public void iq_response_stanza(XmppStream stream, Iq.Stanza iq) { + var flag = Flag.get_flag(stream); + if (flag == null || flag.finished) return; + + if (iq.type_ == Iq.Stanza.TYPE_RESULT) { + flag.my_jid = iq.stanza.get_subnode("jid", NS_URI, true).get_string_content(); + flag.finished = true; + bound_to_resource(stream, flag.my_jid); + } + } + + public void received_features_node(XmppStream stream) { + if (stream.is_setup_needed()) return; + + var bind = stream.features.get_subnode("bind", NS_URI); + if (bind != null) { + var flag = new Flag(); + StanzaNode bind_node = new StanzaNode.build("bind", NS_URI).add_self_xmlns() + .put_node(new StanzaNode.build("resource", NS_URI).put_node(new StanzaNode.text(requested_resource))); + Iq.Module.get_module(stream).send_iq(stream, new Iq.Stanza.set(bind_node), new IqResponseListenerImpl()); + stream.add_flag(flag); + } + } + + private class IqResponseListenerImpl : Iq.ResponseListener, Object { + public void on_result(XmppStream stream, Iq.Stanza iq) { + Bind.Module.get_module(stream).iq_response_stanza(stream, iq); + } + } + + public override void attach(XmppStream stream) { + Iq.Module.require(stream); + stream.received_features_node.connect(this.received_features_node); + } + + public override void detach(XmppStream stream) { + stream.received_features_node.disconnect(this.received_features_node); + } + + public static Module? get_module(XmppStream stream) { + return (Module?) stream.get_module(NS_URI, ID); + } + + public static void require(XmppStream stream) { + if (get_module(stream) == null) stream.add_module(new Bind.Module("")); + } + + public override bool mandatory_outstanding(XmppStream stream) { + return !Flag.has_flag(stream) || !Flag.get_flag(stream).finished; + } + + public override bool negotiation_active(XmppStream stream) { + return Flag.has_flag(stream) && !Flag.get_flag(stream).finished; + } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return ID; } + } + + public class Flag : XmppStreamFlag { + public const string ID = "bind"; + public string? my_jid; + public bool finished = false; + + public static Flag? get_flag(XmppStream stream) { + return (Flag?) stream.get_flag(NS_URI, ID); + } + + public static bool has_flag(XmppStream stream) { + return get_flag(stream) != null; + } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return ID; } + } +} diff --git a/xmpp-vala/src/module/iq/module.vala b/xmpp-vala/src/module/iq/module.vala new file mode 100644 index 00000000..b5c50bd7 --- /dev/null +++ b/xmpp-vala/src/module/iq/module.vala @@ -0,0 +1,89 @@ +using Gee; + +using Xmpp.Core; + +namespace Xmpp.Iq { + private const string NS_URI = "jabber:client"; + + public class Module : XmppStreamNegotiationModule { + public const string ID = "iq_module"; + + private HashMap<string, ResponseListener> responseListeners = new HashMap<string, ResponseListener>(); + private HashMap<string, ArrayList<Handler>> namespaceRegistrants = new HashMap<string, ArrayList<Handler>>(); + + public void send_iq(XmppStream stream, Iq.Stanza iq, ResponseListener? listener = null) { + stream.write(iq.stanza); + if (listener != null) { + responseListeners.set(iq.id, listener); + } + } + + public void register_for_namespace(string namespace, Handler module) { + if (!namespaceRegistrants.has_key(namespace)) { + namespaceRegistrants.set(namespace, new ArrayList<Handler>()); + } + namespaceRegistrants[namespace].add(module); + } + + public override void attach(XmppStream stream) { + stream.received_iq_stanza.connect(on_received_iq_stanza); + } + + public override void detach(XmppStream stream) { + stream.received_iq_stanza.disconnect(on_received_iq_stanza); + } + + public static Module? get_module(XmppStream stream) { + return (Module?) stream.get_module(NS_URI, ID); + } + + public static void require(XmppStream stream) { + if (get_module(stream) == null) stream.add_module(new Iq.Module()); + } + + public override bool mandatory_outstanding(XmppStream stream) { return false; } + + public override bool negotiation_active(XmppStream stream) { return false; } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return ID; } + + private void on_received_iq_stanza(XmppStream stream, StanzaNode node) { + Iq.Stanza iq = new Iq.Stanza.from_stanza(node, Bind.Flag.has_flag(stream) ? Bind.Flag.get_flag(stream).my_jid : null); + + if (iq.type_ == Iq.Stanza.TYPE_RESULT || iq.is_error()) { + if (responseListeners.has_key(iq.id)) { + ResponseListener? listener = responseListeners.get(iq.id); + if (listener != null) { + listener.on_result(stream, iq); + } + responseListeners.unset(iq.id); + } + } else { + ArrayList<StanzaNode> children = node.get_all_subnodes(); + if (children.size == 1 && namespaceRegistrants.has_key(children[0].ns_uri)) { + ArrayList<Handler> handlers = namespaceRegistrants[children[0].ns_uri]; + foreach (Handler handler in handlers) { + if (iq.type_ == Iq.Stanza.TYPE_GET) { + handler.on_iq_get(stream, iq); + } else if (iq.type_ == Iq.Stanza.TYPE_SET) { + handler.on_iq_set(stream, iq); + } + } + } else { + Iq.Stanza unaviable_error = new Iq.Stanza.error(iq, new StanzaNode.build("service-unaviable", "urn:ietf:params:xml:ns:xmpp-stanzas").add_self_xmlns()); + send_iq(stream, unaviable_error); + } + } + } + } + + public interface Handler : Object { + public abstract void on_iq_get(XmppStream stream, Iq.Stanza iq); + public abstract void on_iq_set(XmppStream stream, Iq.Stanza iq); + } + + public interface ResponseListener : Object { + public abstract void on_result(XmppStream stream, Iq.Stanza iq); + } +} diff --git a/xmpp-vala/src/module/iq/stanza.vala b/xmpp-vala/src/module/iq/stanza.vala new file mode 100644 index 00000000..561c5866 --- /dev/null +++ b/xmpp-vala/src/module/iq/stanza.vala @@ -0,0 +1,51 @@ +using Gee; + +using Xmpp.Core; + +namespace Xmpp.Iq { + +public class Stanza : Xmpp.Stanza { + + public const string TYPE_GET = "get"; + public const string TYPE_RESULT = "result"; + public const string TYPE_SET = "set"; + + private Stanza(string? id = null) { + base.outgoing(new StanzaNode.build("iq")); + this.id = id ?? random_uuid(); + } + + public Stanza.get(StanzaNode stanza_node, string? id = null) { + this(id); + this.type_ = TYPE_GET; + stanza.put_node(stanza_node); + } + + public Stanza.result(Stanza request, StanzaNode? stanza_node = null) { + this(request.id); + this.type_ = TYPE_RESULT; + if (stanza_node != null) { + stanza.put_node(stanza_node); + } + } + + public Stanza.set(StanzaNode stanza_node, string? id = null) { + this(id); + type_ = TYPE_SET; + stanza.put_node(stanza_node); + } + + public Stanza.error(Stanza request, StanzaNode error_stanza, StanzaNode? associated_child = null) { + this(request.id); + this.type_ = TYPE_ERROR; + stanza.put_node(error_stanza); + if (associated_child != null) { + stanza.put_node(associated_child); + } + } + public Stanza.from_stanza(StanzaNode stanza_node, string? my_jid) { + base.incoming(stanza_node, my_jid); + } +} + +} diff --git a/xmpp-vala/src/module/message/module.vala b/xmpp-vala/src/module/message/module.vala new file mode 100644 index 00000000..10d83693 --- /dev/null +++ b/xmpp-vala/src/module/message/module.vala @@ -0,0 +1,50 @@ +using Gee; + +using Xmpp.Core; + +namespace Xmpp.Message { + private const string NS_URI = "jabber:client"; + + public class Module : XmppStreamModule { + public const string ID = "message_module"; + + public signal void pre_send_message(XmppStream stream, Message.Stanza message); + public signal void pre_received_message(XmppStream stream, Message.Stanza message); + public signal void received_message(XmppStream stream, Message.Stanza message); + + public void send_message(XmppStream stream, Message.Stanza message) { + pre_send_message(stream, message); + stream.write(message.stanza); + } + + public void received_message_stanza(XmppStream stream, StanzaNode node) { + Message.Stanza message = new Message.Stanza.from_stanza(node, Bind.Flag.get_flag(stream).my_jid); + do { + message.rerun_parsing = false; + pre_received_message(stream, message); + } while(message.rerun_parsing); + received_message(stream, message); + } + + public static Module? get_module(XmppStream stream) { + return (Module?) stream.get_module(NS_URI, ID); + } + + public static void require(XmppStream stream) { + if (get_module(stream) == null) stream.add_module(new Message.Module()); + } + + public override void attach(XmppStream stream) { + Bind.Module.require(stream); + stream.received_message_stanza.connect(received_message_stanza); + } + + public override void detach(XmppStream stream) { + stream.received_message_stanza.disconnect(received_message_stanza); + } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return ID; } + } + +} diff --git a/xmpp-vala/src/module/message/stanza.vala b/xmpp-vala/src/module/message/stanza.vala new file mode 100644 index 00000000..8a9064a5 --- /dev/null +++ b/xmpp-vala/src/module/message/stanza.vala @@ -0,0 +1,63 @@ +using Gee; + +using Xmpp.Core; + +namespace Xmpp.Message { + +public class Stanza : Xmpp.Stanza { + public const string NODE_BODY = "body"; + public const string NODE_SUBJECT = "subject"; + public const string NODE_THREAD = "thread"; + + public const string TYPE_CHAT = "chat"; + public const string TYPE_GROUPCHAT = "groupchat"; + public const string TYPE_HEADLINE = "headline"; + public const string TYPE_NORMAL = "normal"; + + public bool rerun_parsing = false; + private ArrayList<MessageFlag> flags = new ArrayList<MessageFlag>(); + + public string body { + get { + StanzaNode? body_node = stanza.get_subnode(NODE_BODY); + return body_node == null? null : body_node.get_string_content(); + } + set { + StanzaNode? body_node = stanza.get_subnode(NODE_BODY); + if (body_node == null) { + body_node = new StanzaNode.build(NODE_BODY); + stanza.put_node(body_node); + } + body_node.sub_nodes.clear(); + body_node.put_node(new StanzaNode.text(value)); + } + } + + public Stanza(string? id = null) { + base.outgoing(new StanzaNode.build("message")); + stanza.set_attribute(ATTRIBUTE_ID, id ?? random_uuid()); + } + + public Stanza.from_stanza(StanzaNode stanza_node, string my_jid) { + base.incoming(stanza_node, my_jid); + } + + public void add_flag(MessageFlag flag) { + flags.add(flag); + } + + public MessageFlag? get_flag(string ns, string id) { + foreach (MessageFlag flag in flags) { + if (flag.get_ns() == ns && flag.get_id() == id) return flag; + } + return null; + } +} + +public abstract class MessageFlag : Object { + public abstract string get_ns(); + + public abstract string get_id(); +} + +}
\ No newline at end of file diff --git a/xmpp-vala/src/module/presence/flag.vala b/xmpp-vala/src/module/presence/flag.vala new file mode 100644 index 00000000..a92c9405 --- /dev/null +++ b/xmpp-vala/src/module/presence/flag.vala @@ -0,0 +1,64 @@ +using Gee; + +using Xmpp.Core; + +namespace Xmpp.Presence { + +public class Flag : XmppStreamFlag { + public const string ID = "presence"; + + private HashMap<string, ConcurrentList<string>> resources = new HashMap<string, ConcurrentList<string>>(); + private HashMap<string, Presence.Stanza> presences = new HashMap<string, Presence.Stanza>(); + + public Set<string> get_available_jids() { + return resources.keys; + } + + public Gee.List<string>? get_resources(string bare_jid) { + return resources[bare_jid]; + } + + public Presence.Stanza? get_presence(string full_jid) { + return presences[full_jid]; + } + + public void add_presence(Presence.Stanza presence) { + string bare_jid = get_bare_jid(presence.from); + if (!resources.has_key(bare_jid)) { + resources[bare_jid] = new ConcurrentList<string>(); + } + if (resources[bare_jid].contains(presence.from)) { + resources[bare_jid].remove(presence.from); + } + resources[bare_jid].add(presence.from); + presences[presence.from] = presence; + } + + public void remove_presence(string jid) { + string bare_jid = get_bare_jid(jid); + if (resources.has_key(bare_jid)) { + if (is_bare_jid(jid)) { + foreach (string full_jid in resources[jid]) { + presences.unset(full_jid); + } + resources.unset(jid); + } else { + resources[bare_jid].remove(jid); + if (resources[bare_jid].size == 0) { + resources.unset(bare_jid); + } + presences.unset(jid); + } + } + } + + public static Flag? get_flag(XmppStream stream) { return (Flag?) stream.get_flag(NS_URI, ID); } + + public static bool has_flag(XmppStream stream) { return get_flag(stream) != null; } + + public override string get_ns() { return NS_URI; } + + public override string get_id() { return ID; } +} + +}
\ No newline at end of file diff --git a/xmpp-vala/src/module/presence/module.vala b/xmpp-vala/src/module/presence/module.vala new file mode 100644 index 00000000..6c9d183c --- /dev/null +++ b/xmpp-vala/src/module/presence/module.vala @@ -0,0 +1,110 @@ +using Xmpp.Core; + +namespace Xmpp.Presence { + private const string NS_URI = "jabber:client"; + + public class Module : XmppStreamModule { + public const string ID = "presence_module"; + + public signal void received_presence(XmppStream stream, Presence.Stanza presence); + public signal void pre_send_presence_stanza(XmppStream stream, Presence.Stanza presence); + public signal void initial_presence_sent(XmppStream stream, Presence.Stanza presence); + public signal void received_available(XmppStream stream, Presence.Stanza presence); + public signal void received_available_show(XmppStream stream, string jid, string show); + public signal void received_unavailable(XmppStream stream, string jid); + public signal void received_subscription_request(XmppStream stream, string jid); + public signal void received_unsubscription(XmppStream stream, string jid); + + public bool available_resource = true; + + public void request_subscription(XmppStream stream, string bare_jid) { + Presence.Stanza presence = new Presence.Stanza(); + presence.to = bare_jid; + presence.type_ = Presence.Stanza.TYPE_SUBSCRIBE; + send_presence(stream, presence); + } + + public void approve_subscription(XmppStream stream, string bare_jid) { + Presence.Stanza presence = new Presence.Stanza(); + presence.to = bare_jid; + presence.type_ = Presence.Stanza.TYPE_SUBSCRIBED; + send_presence(stream, presence); + } + + public void deny_subscription(XmppStream stream, string bare_jid) { + cancel_subscription(stream, bare_jid); + } + + public void cancel_subscription(XmppStream stream, string bare_jid) { + Presence.Stanza presence = new Presence.Stanza(); + presence.to = bare_jid; + presence.type_ = Presence.Stanza.TYPE_UNSUBSCRIBED; + send_presence(stream, presence); + } + + public void unsubscribe(XmppStream stream, string bare_jid) { + Presence.Stanza presence = new Presence.Stanza(); + presence.to = bare_jid; + presence.type_ = Presence.Stanza.TYPE_UNSUBSCRIBE; + send_presence(stream, presence); + } + + public void send_presence(XmppStream stream, Presence.Stanza presence) { + pre_send_presence_stanza(stream, presence); + stream.write(presence.stanza); + } + + public override void attach(XmppStream stream) { + stream.received_presence_stanza.connect(on_received_presence_stanza); + stream.stream_negotiated.connect(on_stream_negotiated); + stream.add_flag(new Flag()); + } + + public override void detach(XmppStream stream) { + stream.received_presence_stanza.disconnect(on_received_presence_stanza); + stream.stream_negotiated.disconnect(on_stream_negotiated); + } + + private void on_received_presence_stanza(XmppStream stream, StanzaNode node) { + Presence.Stanza presence = new Presence.Stanza.from_stanza(node, Bind.Flag.get_flag(stream).my_jid); + received_presence(stream, presence); + switch (presence.type_) { + case Presence.Stanza.TYPE_AVAILABLE: + Flag.get_flag(stream).add_presence(presence); + received_available(stream, presence); + received_available_show(stream, presence.from, presence.show); + break; + case Presence.Stanza.TYPE_UNAVAILABLE: + Flag.get_flag(stream).remove_presence(presence.from); + received_unavailable(stream, presence.from); + break; + case Presence.Stanza.TYPE_SUBSCRIBE: + received_subscription_request(stream, presence.from); + break; + case Presence.Stanza.TYPE_UNSUBSCRIBE: + received_unsubscription(stream, presence.from); + break; + } + } + + private void on_stream_negotiated(XmppStream stream) { + if (available_resource) { + Presence.Stanza presence = new Presence.Stanza(); + send_presence(stream, presence); + initial_presence_sent(stream, presence); + } + } + + public static Module? get_module(XmppStream stream) { + return (Module?) stream.get_module(NS_URI, ID); + } + + public static void require(XmppStream stream) { + if (get_module(stream) == null) stream.add_module(new Presence.Module()); + } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return ID; } + } + +} diff --git a/xmpp-vala/src/module/presence/stanza.vala b/xmpp-vala/src/module/presence/stanza.vala new file mode 100644 index 00000000..9ad8f791 --- /dev/null +++ b/xmpp-vala/src/module/presence/stanza.vala @@ -0,0 +1,93 @@ +using Xmpp.Core; + +namespace Xmpp.Presence { + +public class Stanza : Xmpp.Stanza { + + public const string NODE_PRIORITY = "priority"; + public const string NODE_STATUS = "status"; + public const string NODE_SHOW = "show"; + + public const string SHOW_ONLINE = "online"; + public const string SHOW_AWAY = "away"; + public const string SHOW_CHAT = "chat"; + public const string SHOW_DND = "dnd"; + public const string SHOW_XA = "xa"; + + public const string TYPE_AVAILABLE = "available"; + public const string TYPE_PROBE = "probe"; + public const string TYPE_SUBSCRIBE = "subscribe"; + public const string TYPE_SUBSCRIBED = "subscribed"; + public const string TYPE_UNAVAILABLE = "unavailable"; + public const string TYPE_UNSUBSCRIBE = "unsubscribe"; + public const string TYPE_UNSUBSCRIBED = "unsubscribed"; + + public int priority { + get { + StanzaNode? priority_node = stanza.get_subnode(NODE_PRIORITY); + if (priority_node == null) { + return 0; + } else { + return int.parse(priority_node.get_string_content()); + } + } + set { + StanzaNode? priority_node = stanza.get_subnode(NODE_PRIORITY); + if (priority_node == null) { + priority_node = new StanzaNode.build(NODE_PRIORITY); + stanza.put_node(priority_node); + } + priority_node.val = value.to_string(); + } + } + + public string? status { + get { + StanzaNode? status_node = stanza.get_subnode(NODE_STATUS); + return status_node != null ? status_node.get_string_content() : null; + } + set { + StanzaNode? status_node = stanza.get_subnode(NODE_STATUS); + if (status_node == null) { + status_node = new StanzaNode.build(NODE_STATUS); + stanza.put_node(status_node); + } + status_node.val = value; + } + } + + public string show { + get { + StanzaNode? show_node = stanza.get_subnode(NODE_SHOW); + return show_node != null ? show_node.get_string_content() : SHOW_ONLINE; + } + set { + if (value != SHOW_ONLINE) { + StanzaNode? show_node = stanza.get_subnode(NODE_SHOW); + if (show_node == null) { + show_node = new StanzaNode.build(NODE_SHOW); + stanza.put_node(show_node); + } + show_node.val = value; + } + } + } + + public override string type_ { + get { + return base.type_ != null ? base.type_ : TYPE_AVAILABLE; + } + set { base.type_ = value; } + } + + public Stanza(string? id = null) { + stanza = new StanzaNode.build("presence"); + this.id = id ?? random_uuid(); + } + + public Stanza.from_stanza(StanzaNode stanza_node, string my_jid) { + base.incoming(stanza_node, my_jid); + } +} + +}
\ No newline at end of file diff --git a/xmpp-vala/src/module/roster/flag.vala b/xmpp-vala/src/module/roster/flag.vala new file mode 100644 index 00000000..c3e35158 --- /dev/null +++ b/xmpp-vala/src/module/roster/flag.vala @@ -0,0 +1,30 @@ +using Gee; + +using Xmpp.Core; + +namespace Xmpp.Roster { + +public class Flag : XmppStreamFlag { + public const string ID = "roster"; + public HashMap<string, Item> roster_items = new HashMap<string, Item>(); + + internal string? iq_id; + + public Collection<Item> get_roster() { + return roster_items.values; + } + + public Item? get_item(string jid) { + return roster_items[jid]; + } + + public static Flag? get_flag(XmppStream stream) { return (Flag?) stream.get_flag(NS_URI, ID); } + + public static bool has_flag(XmppStream stream) { return get_flag(stream) != null; } + + public override string get_ns() { return NS_URI; } + + public override string get_id() { return ID; } +} + +}
\ No newline at end of file diff --git a/xmpp-vala/src/module/roster/item.vala b/xmpp-vala/src/module/roster/item.vala new file mode 100644 index 00000000..7ef76fd4 --- /dev/null +++ b/xmpp-vala/src/module/roster/item.vala @@ -0,0 +1,45 @@ +using Gee; + +using Xmpp.Core; + +namespace Xmpp.Roster { + +public class Item { + + public const string NODE_JID = "jid"; + public const string NODE_NAME = "name"; + public const string NODE_SUBSCRIPTION = "subscription"; + + public const string SUBSCRIPTION_NONE = "none"; + public const string SUBSCRIPTION_TO = "to"; + public const string SUBSCRIPTION_FROM = "from"; + public const string SUBSCRIPTION_BOTH = "both"; + public const string SUBSCRIPTION_REMOVE = "remove"; + + public StanzaNode stanza_node; + + public string jid { + get { return stanza_node.get_attribute(NODE_JID); } + set { stanza_node.set_attribute(NODE_JID, value); } + } + + public string? name { + get { return stanza_node.get_attribute(NODE_NAME); } + set { stanza_node.set_attribute(NODE_NAME, value); } + } + + public string? subscription { + get { return stanza_node.get_attribute(NODE_SUBSCRIPTION); } + set { stanza_node.set_attribute(NODE_SUBSCRIPTION, value); } + } + + public Item() { + stanza_node = new StanzaNode.build("item", NS_URI); + } + + public Item.from_stanza_node(StanzaNode stanza_node) { + this.stanza_node = stanza_node; + } +} + +}
\ No newline at end of file diff --git a/xmpp-vala/src/module/roster/module.vala b/xmpp-vala/src/module/roster/module.vala new file mode 100644 index 00000000..c8b09710 --- /dev/null +++ b/xmpp-vala/src/module/roster/module.vala @@ -0,0 +1,125 @@ +using Gee; + +using Xmpp.Core; + +namespace Xmpp.Roster { + private const string NS_URI = "jabber:iq:roster"; + + public class Module : XmppStreamModule, Iq.Handler { + public const string ID = "roster_module"; + + public signal void received_roster(XmppStream stream, Collection<Item> roster); + public signal void item_removed(XmppStream stream, Item roster_item); + public signal void item_updated(XmppStream stream, Item roster_item); + + public bool interested_resource = true; + + /** + * Add a jid to the roster + */ + public void add_jid(XmppStream stream, string jid, string? handle = null) { + Item roster_item = new Item(); + roster_item.jid = jid; + if (handle != null) { + roster_item.name = handle; + } + roster_set(stream, roster_item); + } + + /** + * Remove a jid from the roster + */ + public void remove_jid(XmppStream stream, string jid) { + Item roster_item = new Item(); + roster_item.jid = jid; + roster_item.subscription = Item.SUBSCRIPTION_REMOVE; + + roster_set(stream, roster_item); + } + + /** + * Set a handle for a jid + * @param handle Handle to be set. If null, any handle will be removed. + */ + public void set_jid_handle(XmppStream stream, string jid, string? handle) { + Item roster_item = new Item(); + roster_item.jid = jid; + if (handle != null) { + roster_item.name = handle; + } + + roster_set(stream, roster_item); + } + + public void on_iq_set(XmppStream stream, Iq.Stanza iq) { + StanzaNode? query_node = iq.stanza.get_subnode("query", NS_URI); + if (query_node == null) return; + + Flag flag = Flag.get_flag(stream); + Item item = new Item.from_stanza_node(query_node.get_subnode("item", NS_URI)); + switch (item.subscription) { + case Item.SUBSCRIPTION_REMOVE: + flag.roster_items.unset(item.jid); + item_removed(stream, item); + break; + default: + flag.roster_items[item.jid] = item; + item_updated(stream, item); + break; + } + } + + public void on_iq_get(XmppStream stream, Iq.Stanza iq) { } + + public static Module? get_module(XmppStream stream) { + return (Module?) stream.get_module(NS_URI, ID); + } + + public static void require(XmppStream stream) { + if (get_module(stream) == null) stream.add_module(new Module()); + } + + public override void attach(XmppStream stream) { + Iq.Module.require(stream); + Iq.Module.get_module(stream).register_for_namespace(NS_URI, this); + Presence.Module.require(stream); + Presence.Module.get_module(stream).initial_presence_sent.connect(roster_get); + stream.add_flag(new Flag()); + } + + public override void detach(XmppStream stream) { + Presence.Module.get_module(stream).initial_presence_sent.disconnect(roster_get); + } + + internal override string get_ns() { return NS_URI; } + internal override string get_id() { return ID; } + + private void roster_get(XmppStream stream) { + Flag.get_flag(stream).iq_id = random_uuid(); + StanzaNode query_node = new StanzaNode.build("query", NS_URI).add_self_xmlns(); + Iq.Stanza iq = new Iq.Stanza.get(query_node, Flag.get_flag(stream).iq_id); + Iq.Module.get_module(stream).send_iq(stream, iq, new IqResponseListenerImpl()); + } + + private class IqResponseListenerImpl : Iq.ResponseListener, Object { + public void on_result(XmppStream stream, Iq.Stanza iq) { + Flag flag = Flag.get_flag(stream); + if (iq.id == flag.iq_id) { + StanzaNode? query_node = iq.stanza.get_subnode("query", NS_URI); + foreach (StanzaNode item_node in query_node.sub_nodes) { + Item item = new Item.from_stanza_node(item_node); + flag.roster_items[item.jid] = item; + } + Module.get_module(stream).received_roster(stream, flag.roster_items.values); + } + } + } + + private void roster_set(XmppStream stream, Item roster_item) { + StanzaNode query_node = new StanzaNode.build("query", NS_URI).add_self_xmlns() + .put_node(roster_item.stanza_node); + Iq.Stanza iq = new Iq.Stanza.set(query_node); + Iq.Module.get_module(stream).send_iq(stream, iq, null); + } + } +} diff --git a/xmpp-vala/src/module/sasl.vala b/xmpp-vala/src/module/sasl.vala new file mode 100644 index 00000000..07e3f5c4 --- /dev/null +++ b/xmpp-vala/src/module/sasl.vala @@ -0,0 +1,139 @@ +using Xmpp.Core; + +namespace Xmpp.PlainSasl { + private const string NS_URI = "urn:ietf:params:xml:ns:xmpp-sasl"; + + public class Module : XmppStreamNegotiationModule { + public const string ID = "plain_module"; + private const string MECHANISM = "PLAIN"; + + private string name; + private string password; + public bool use_full_name = false; + + public signal void received_auth_failure(XmppStream stream, StanzaNode node); + + public Module(string name, string password) { + this.name = name; + this.password = password; + } + + public override void attach(XmppStream stream) { + stream.received_features_node.connect(this.received_features_node); + stream.received_nonza.connect(this.received_nonza); + } + + public override void detach(XmppStream stream) { + stream.received_features_node.disconnect(this.received_features_node); + stream.received_nonza.disconnect(this.received_nonza); + } + + public void received_nonza(XmppStream stream, StanzaNode node) { + if (node.ns_uri == NS_URI) { + if (node.name == "success") { + stream.require_setup(); + Flag.get_flag(stream).finished = true; + } else if (node.name == "failure") { + stream.remove_flag(Flag.get_flag(stream)); + received_auth_failure(stream, node); + } + } + } + + public void received_features_node(XmppStream stream) { + if (Flag.has_flag(stream)) return; + if (stream.is_setup_needed()) return; + if (!Tls.Flag.has_flag(stream) || !Tls.Flag.get_flag(stream).finished) return; + + var mechanisms = stream.features.get_subnode("mechanisms", NS_URI); + if (mechanisms != null) { + bool supportsPlain = false; + foreach (var mechanism in mechanisms.sub_nodes) { + if (mechanism.name != "mechanism" || mechanism.ns_uri != NS_URI) continue; + var text = mechanism.get_subnode("#text"); + if (text != null && text.val == MECHANISM) { + supportsPlain = true; + } + } + if (!supportsPlain) { + stderr.printf("Server at %s does not support %s auth, use full-features Sasl implementation!\n", stream.remote_name, MECHANISM); + return; + } + + if (!name.contains("@")) { + name = "%s@%s".printf(name, stream.remote_name); + } + if (!use_full_name && name.contains("@")) { + var split = name.split("@"); + if (split[1] == stream.remote_name) { + name = split[0]; + } else { + use_full_name = true; + } + } + var name = this.name; + if (!use_full_name && name.contains("@")) { + var split = name.split("@"); + if (split[1] == stream.remote_name) { + name = split[0]; + } + } + stream.write(new StanzaNode.build("auth", NS_URI).add_self_xmlns() + .put_attribute("mechanism", MECHANISM) + .put_node(new StanzaNode.text(Base64.encode(get_plain_bytes(name, password))))); + var flag = new Flag(); + flag.mechanism = MECHANISM; + flag.name = name; + stream.add_flag(flag); + } + } + + public static Module? get_module(XmppStream stream) { + return (Module?) stream.get_module(NS_URI, ID); + } + + public static void require(XmppStream stream) { + if (get_module(stream) == null) stderr.printf("PlainSaslModule required but not attached!\n"); + } + + private static uchar[] get_plain_bytes(string name_s, string password_s) { + var name = name_s.to_utf8(); + var password = password_s.to_utf8(); + uchar[] res = new uchar[name.length + password.length + 2]; + res[0] = 0; + res[name.length + 1] = 0; + for(int i = 0; i < name.length; i++) { res[i + 1] = (uchar) name[i]; } + for(int i = 0; i < password.length; i++) { res[i + name.length + 2] = (uchar) password[i]; } + return res; + } + + public override bool mandatory_outstanding(XmppStream stream) { + return !Flag.has_flag(stream) || !Flag.get_flag(stream).finished; + } + + public override bool negotiation_active(XmppStream stream) { + return Flag.has_flag(stream) && !Flag.get_flag(stream).finished; + } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return ID; } + } + + public class Flag : XmppStreamFlag { + public const string ID = "sasl"; + public string mechanism; + public string name; + public bool finished = false; + + public static Flag? get_flag(XmppStream stream) { + return (Flag?) stream.get_flag(NS_URI, ID); + } + + public static bool has_flag(XmppStream stream) { + return get_flag(stream) != null; + } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return ID; } + } +} diff --git a/xmpp-vala/src/module/stanza.vala b/xmpp-vala/src/module/stanza.vala new file mode 100644 index 00000000..f6af9623 --- /dev/null +++ b/xmpp-vala/src/module/stanza.vala @@ -0,0 +1,70 @@ +using Xmpp.Core; + +namespace Xmpp { + + public class Stanza { + + public const string ATTRIBUTE_FROM = "from"; + public const string ATTRIBUTE_ID = "id"; + public const string ATTRIBUTE_TO = "to"; + public const string ATTRIBUTE_TYPE = "type"; + + public const string TYPE_ERROR = "error"; + + private string? my_jid; + + public virtual string? from { + owned get { + string? from_attribute = stanza.get_attribute(ATTRIBUTE_FROM); + // "when a client receives a stanza that does not include a 'from' attribute, it MUST assume that the stanza + // is from the user's account on the server." (RFC6120 8.1.2.1) + if (from_attribute != null) return from_attribute; + if (my_jid != null) { + string my_bare_jid = get_bare_jid(my_jid); // has to be left-side value + return my_bare_jid; + } + return null; + } + set { stanza.set_attribute(ATTRIBUTE_FROM, value); } + } + + public virtual string? id { + get { return stanza.get_attribute(ATTRIBUTE_ID); } + set { stanza.set_attribute(ATTRIBUTE_ID, value); } + } + + public virtual string? to { + owned get { + string? to_attribute = stanza.get_attribute(ATTRIBUTE_TO); + // "if the stanza does not include a 'to' address then the client MUST treat it as if the 'to' address were + // included with a value of the client's full JID." (RFC6120 8.1.1.1) + return to_attribute == null ? my_jid : to_attribute; + } + set { stanza.set_attribute(ATTRIBUTE_TO, value); } + } + + public virtual string type_ { + get { return stanza.get_attribute(ATTRIBUTE_TYPE); } + set { stanza.set_attribute(ATTRIBUTE_TYPE, value); } + } + + public StanzaNode stanza; + + public Stanza.incoming(StanzaNode stanza, string? my_jid) { + this.stanza = stanza; + this.my_jid = my_jid; + } + + public Stanza.outgoing(StanzaNode stanza) { + this.stanza = stanza; + } + + public bool is_error() { + return type_ == TYPE_ERROR; + } + + public ErrorStanza? get_error() { + return new ErrorStanza.from_stanza(this.stanza); + } + } +}
\ No newline at end of file diff --git a/xmpp-vala/src/module/stanza_error.vala b/xmpp-vala/src/module/stanza_error.vala new file mode 100644 index 00000000..be4633e9 --- /dev/null +++ b/xmpp-vala/src/module/stanza_error.vala @@ -0,0 +1,69 @@ +using Gee; + +using Xmpp.Core; + +namespace Xmpp { + + public class ErrorStanza { + public const string CONDITION_BAD_REQUEST = "bad-request"; + public const string CONDITION_CONFLICT = "conflict"; + public const string CONDITION_FEATURE_NOT_IMPLEMENTED = "feature-not-implemented"; + public const string CONDITION_FORBIDDEN = "forbidden"; + public const string CONDITION_GONE = "gone"; + public const string CONDITION_INTERNAL_SERVER_ERROR = "internal-server-error"; + public const string CONDITION_ITEM_NOT_FOUND = "item-not-found"; + public const string CONDITION_JID_MALFORMED = "jid-malformed"; + public const string CONDITION_NOT_ACCEPTABLE = "not-acceptable"; + public const string CONDITION_NOT_ALLOWED = "not-allowed"; + public const string CONDITION_NOT_AUTHORIZED = "not-authorized"; + public const string CONDITION_POLICY_VIOLATION = "policy-violation"; + public const string CONDITION_RECIPIENT_UNAVAILABLE = "recipient-unavailable"; + public const string CONDITION_REDIRECT = "redirect"; + public const string CONDITION_REGISTRATION_REQUIRED = "registration-required"; + public const string CONDITION_REMOTE_SERVER_NOT_FOUND = "remote-server-not-found"; + public const string CONDITION_REMOTE_SERVER_TIMEOUT = "remote-server-timeout"; + public const string CONDITION_RESOURCE_CONSTRAINT = "resource-constraint"; + public const string CONDITION_SERVICE_UNAVAILABLE = "service-unavailable"; + public const string CONDITION_SUBSCRIPTION_REQUIRED = "subscription-required"; + public const string CONDITION_UNDEFINED_CONDITION = "undefined-condition"; + public const string CONDITION_UNEXPECTED_REQUEST = "unexpected-request"; + + public const string TYPE_AUTH = "auth"; + public const string TYPE_CANCEL = "cancel"; + public const string TYPE_CONTINUE = "continue"; + public const string TYPE_MODIFY = "modify"; + public const string TYPE_WAIT = "wait"; + + public string? by { + get { return error_node.get_attribute("by"); } + } + + public string condition { + get { + ArrayList<StanzaNode> subnodes = error_node.sub_nodes; + foreach (StanzaNode subnode in subnodes) { // TODO get subnode by ns + if (subnode.ns_uri == "urn:ietf:params:xml:ns:xmpp-stanzas") { + return subnode.name; + } + } + return CONDITION_UNDEFINED_CONDITION; // TODO hm! + } + } + + public string? original_id { + get { return stanza.get_attribute("id"); } + } + + public string type_ { + get { return stanza.get_attribute("type"); } + } + + public StanzaNode stanza; + private StanzaNode error_node; + + public ErrorStanza.from_stanza(StanzaNode stanza) { + this.stanza = stanza; + error_node = stanza.get_subnode("error"); + } + } +}
\ No newline at end of file diff --git a/xmpp-vala/src/module/stream_error.vala b/xmpp-vala/src/module/stream_error.vala new file mode 100644 index 00000000..73e2bb36 --- /dev/null +++ b/xmpp-vala/src/module/stream_error.vala @@ -0,0 +1,119 @@ +using Gee; + +using Xmpp.Core; + +namespace Xmpp.StreamError { + private const string NS_URI = "jabber:client"; + private const string NS_ERROR = "urn:ietf:params:xml:ns:xmpp-streams"; + + public class Module : XmppStreamModule { + public const string ID = "stream_error_module"; + + public override void attach(XmppStream stream) { + stream.received_nonza.connect(on_received_nonstanza); + } + + public override void detach(XmppStream stream) { + stream.received_nonza.disconnect(on_received_nonstanza); + } + + public static Module? get_module(XmppStream stream) { + return (Module?) stream.get_module(NS_URI, ID); + } + + public static void require(XmppStream stream) { + if (get_module(stream) == null) stream.add_module(new StreamError.Module()); + } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return ID; } + + private void on_received_nonstanza(XmppStream stream, StanzaNode node) { + if (node.name == "error" && node.ns_uri == "http://etherx.jabber.org/streams") { + stream.add_flag(generate_error_flag(node)); + } + } + + private Flag generate_error_flag(StanzaNode node) { + string? subnode_name = null; + ArrayList<StanzaNode> subnodes = node.sub_nodes; + foreach (StanzaNode subnode in subnodes) { // TODO get subnode by ns + if (subnode.ns_uri == "urn:ietf:params:xml:ns:xmpp-streams" && subnode.name != "text") { + subnode_name = subnode.name; + } + } + Flag flag = new StreamError.Flag(); + flag.error_type = subnode_name; + switch (subnode_name) { + case "bad-format": + case "conflict": + case "connection-timeout": + case "bad-namespace-prefix": + flag.reconnection_recomendation = StreamError.Flag.Reconnect.NOW; + break; + case "host-gone": + case "host-unknown": + flag.reconnection_recomendation = StreamError.Flag.Reconnect.LATER; + break; + case "improper-addressing": + case "internal-server-error": + case "invalid-from": + case "invalid-namespace": + case "invalid-xml": + case "not-authorized": + case "not-well-formed": + case "policy-violation": + case "remote-connection-failed": + case "reset": + flag.reconnection_recomendation = StreamError.Flag.Reconnect.NOW; + break; + case "resource-constraint": + flag.reconnection_recomendation = StreamError.Flag.Reconnect.LATER; + break; + case "restricted-xml": + flag.reconnection_recomendation = StreamError.Flag.Reconnect.NOW; + break; + case "see-other-host": + case "system-shutdown": + flag.reconnection_recomendation = StreamError.Flag.Reconnect.LATER; + break; + case "undefined-condition": + case "unsupported-encoding": + case "unsupported-feature": + case "unsupported-stanza-type": + case "unsupported-version": + flag.reconnection_recomendation = StreamError.Flag.Reconnect.NOW; + break; + } + + if (subnode_name == "conflict") flag.resource_rejected = true; + return flag; + } + } + + public class Flag : XmppStreamFlag { + public const string ID = "stream_error"; + + public enum Reconnect { + UNKNOWN, + NOW, + LATER, + NEVER + } + + public string? error_type; + public Reconnect reconnection_recomendation = Reconnect.UNKNOWN; + public bool resource_rejected = false; + + public static Flag? get_flag(XmppStream stream) { + return (Flag?) stream.get_flag(NS_URI, ID); + } + + public static bool has_flag(XmppStream stream) { + return get_flag(stream) != null; + } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return ID; } + } +} diff --git a/xmpp-vala/src/module/tls.vala b/xmpp-vala/src/module/tls.vala new file mode 100644 index 00000000..1f8447ec --- /dev/null +++ b/xmpp-vala/src/module/tls.vala @@ -0,0 +1,99 @@ +using Xmpp.Core; + +namespace Xmpp.Tls { + private const string NS_URI = "urn:ietf:params:xml:ns:xmpp-tls"; + + public class Module : XmppStreamNegotiationModule { + public const string ID = "tls_module"; + + public bool require { get; set; default = true; } + public bool server_supports_tls = false; + public bool server_requires_tls = false; + public SocketConnectable? identity = null; + + public override void attach(XmppStream stream) { + stream.received_features_node.connect(this.received_features_node); + stream.received_nonza.connect(this.received_nonza); + } + + public override void detach(XmppStream stream) { + stream.received_features_node.disconnect(this.received_features_node); + stream.received_nonza.disconnect(this.received_nonza); + } + + private void received_nonza(XmppStream stream, StanzaNode node) { + if (node.ns_uri == NS_URI && node.name == "proceed") { + try { + var conn = TlsClientConnection.new(stream.get_stream(), identity); + // TODO: Add certificate error handling, that is, allow the + // program to handle certificate errors. The certificate + // *is checked* by TlsClientConnection, and connection is + // not allowed to continue in case that there is an error. + stream.reset_stream(conn); + + var flag = Flag.get_flag(stream); + flag.peer_certificate = conn.get_peer_certificate(); + flag.finished = true; + } catch (Error e) { + stderr.printf("Failed to start TLS: %s\n", e.message); + } + } + } + + private void received_features_node(XmppStream stream) { + if (Flag.has_flag(stream)) return; + if (stream.is_setup_needed()) return; + + var starttls = stream.features.get_subnode("starttls", NS_URI); + if (starttls != null) { + server_supports_tls = true; + if (starttls.get_subnode("required") != null || stream.features.get_all_subnodes().size == 1) { + server_requires_tls = true; + } + if (server_requires_tls || require) { + try { + stream.write(new StanzaNode.build("starttls", NS_URI).add_self_xmlns()); + } catch (IOStreamError e) { + stderr.printf("Failed to request TLS: %s\n", e.message); + } + } + if (identity == null) { + identity = new NetworkService("xmpp-client", "tcp", stream.remote_name); + } + stream.add_flag(new Flag()); + } + } + + public static Module? get_module(XmppStream stream) { + return (Module?) stream.get_module(NS_URI, ID); + } + + public override bool mandatory_outstanding(XmppStream stream) { + return require && (!Flag.has_flag(stream) || !Flag.get_flag(stream).finished); + } + + public override bool negotiation_active(XmppStream stream) { + return Flag.has_flag(stream) && !Flag.get_flag(stream).finished; + } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return ID; } + } + + public class Flag : XmppStreamFlag { + public const string ID = "tls_flag"; + public TlsCertificate? peer_certificate; + public bool finished = false; + + public static Flag? get_flag(XmppStream stream) { + return (Flag?) stream.get_flag(NS_URI, ID); + } + + public static bool has_flag(XmppStream stream) { + return get_flag(stream) != null; + } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return ID; } + } +} diff --git a/xmpp-vala/src/module/util.vala b/xmpp-vala/src/module/util.vala new file mode 100644 index 00000000..65a9b261 --- /dev/null +++ b/xmpp-vala/src/module/util.vala @@ -0,0 +1,21 @@ +namespace Xmpp { + string? get_bare_jid(string jid) { + return jid.split("/")[0]; + } + + bool is_bare_jid(string jid) { + return !jid.contains("/"); + } + + string? get_resource_part(string jid) { + return jid.split("/")[1]; + } + + public string random_uuid() { + uint8[] rand = new uint8[16]; + char[] str = new char[37]; + UUID.generate_random(rand); + UUID.unparse_upper(rand, str); + return (string) str; + } +}
\ No newline at end of file diff --git a/xmpp-vala/src/module/xep/0027_pgp/flag.vala b/xmpp-vala/src/module/xep/0027_pgp/flag.vala new file mode 100644 index 00000000..03844afa --- /dev/null +++ b/xmpp-vala/src/module/xep/0027_pgp/flag.vala @@ -0,0 +1,24 @@ +using Gee; + +using Xmpp.Core; + +namespace Xmpp.Xep.Pgp { + +public class Flag : XmppStreamFlag { + public const string ID = "pgp"; + public HashMap<string, string> key_ids = new HashMap<string, string>(); + + public string? get_key_id(string jid) { return key_ids[get_bare_jid(jid)]; } + + public void set_key_id(string jid, string key) { key_ids[get_bare_jid(jid)] = key; } + + public static Flag? get_flag(XmppStream stream) { return (Flag?) stream.get_flag(NS_URI, ID); } + + public static bool has_flag(XmppStream stream) { return get_flag(stream) != null; } + + public override string get_ns() { return NS_URI; } + + public override string get_id() { return ID; } +} + +}
\ No newline at end of file diff --git a/xmpp-vala/src/module/xep/0027_pgp/module.vala b/xmpp-vala/src/module/xep/0027_pgp/module.vala new file mode 100644 index 00000000..fee6b9e4 --- /dev/null +++ b/xmpp-vala/src/module/xep/0027_pgp/module.vala @@ -0,0 +1,206 @@ +using GPG; + +using Xmpp.Core; + +namespace Xmpp.Xep.Pgp { + private const string NS_URI = "jabber:x"; + private const string NS_URI_ENCRYPTED = NS_URI + ":encrypted"; + private const string NS_URI_SIGNED = NS_URI + ":signed"; + + public class Module : XmppStreamModule { + public const string ID = "0027_current_pgp_usage"; + + public signal void received_jid_key_id(XmppStream stream, string jid, string key_id); + + private static Object mutex = new Object(); + + private string? signed_status; + private string? own_key_id; + + public Module() { + GPG.check_version(); + signed_status = gpg_sign(""); + if (signed_status != null) own_key_id = gpg_verify(signed_status, ""); + } + + public bool encrypt(Message.Stanza message, string key_id) { + string? enc_body = gpg_encrypt(message.body, new string[] {key_id, own_key_id}); + if (enc_body != null) { + message.stanza.put_node(new StanzaNode.build("x", NS_URI_ENCRYPTED).add_self_xmlns().put_node(new StanzaNode.text(enc_body))); + message.body = "[This message is OpenPGP encrypted (see XEP-0027)]"; + return true; + } + return false; + } + + public string? get_cyphertext(Message.Stanza message) { + StanzaNode? x_node = message.stanza.get_subnode("x", NS_URI_ENCRYPTED); + return x_node == null ? null : x_node.get_string_content(); + } + + public override void attach(XmppStream stream) { + Presence.Module.require(stream); + Presence.Module.get_module(stream).received_presence.connect(on_received_presence); + Presence.Module.get_module(stream).pre_send_presence_stanza.connect(on_pre_send_presence_stanza); + Message.Module.require(stream); + Message.Module.get_module(stream).pre_received_message.connect(on_pre_received_message); + stream.add_flag(new Flag()); + } + + public override void detach(XmppStream stream) { + Presence.Module.get_module(stream).received_presence.disconnect(on_received_presence); + Presence.Module.get_module(stream).pre_send_presence_stanza.disconnect(on_pre_send_presence_stanza); + Message.Module.get_module(stream).pre_received_message.disconnect(on_pre_received_message); + } + + public static Module? get_module(XmppStream stream) { + return (Module?) stream.get_module(NS_URI, ID); + } + + public static void require(XmppStream stream) { + if (get_module(stream) == null) stream.add_module(new Module()); + } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return ID; } + + private void on_received_presence(XmppStream stream, Presence.Stanza presence) { + StanzaNode x_node = presence.stanza.get_subnode("x", NS_URI_SIGNED); + if (x_node != null) { + string? sig = x_node.get_string_content(); + if (sig != null) { + string signed_data = presence.status == null ? "" : presence.status; + string? key_id = gpg_verify(sig, signed_data); + if (key_id != null) { + Flag.get_flag(stream).set_key_id(presence.from, key_id); + received_jid_key_id(stream, presence.from, key_id); + } + } + } + } + + private void on_pre_send_presence_stanza(XmppStream stream, Presence.Stanza presence) { + if (presence.type_ == Presence.Stanza.TYPE_AVAILABLE && signed_status != null) { + presence.stanza.put_node(new StanzaNode.build("x", NS_URI_SIGNED).add_self_xmlns().put_node(new StanzaNode.text(signed_status))); + } + } + + private void on_pre_received_message(XmppStream stream, Message.Stanza message) { + string? encrypted = get_cyphertext(message); + if (encrypted != null) { + MessageFlag flag = new MessageFlag(); + message.add_flag(flag); + string? decrypted = gpg_decrypt(encrypted); + if (decrypted != null) { + flag.decrypted = true; + message.body = decrypted; + } + } + } + + private static string? gpg_encrypt(string plain, string[] key_ids) { + lock (mutex) { + GPG.Context context; + GPGError.ErrorCode e = GPG.Context.Context(out context); if (e != GPGError.ErrorCode.NO_ERROR) return null; + context.set_armor(true); + + Key[] keys = new Key[key_ids.length]; + for (int i = 0; i < key_ids.length; i++) { + Key key; + e = context.get_key(key_ids[i], out key, false); if (e != GPGError.ErrorCode.NO_ERROR) return null; + keys[i] = key; + } + + GPG.Data plain_data; + e = GPG.Data.create_from_memory(out plain_data, plain.data, false); + GPG.Data enc_data; + e = GPG.Data.create(out enc_data); + e = context.op_encrypt(keys, GPG.EncryptFlags.ALWAYS_TRUST, plain_data, enc_data); + + string encr = get_string_from_data(enc_data); + int encryption_start = encr.index_of("\n\n") + 2; + return encr.substring(encryption_start, encr.length - "\n-----END PGP MESSAGE-----".length - encryption_start); + } + } + + private static string? gpg_decrypt(string enc) { + lock (mutex) { + string armor = "-----BEGIN PGP MESSAGE-----\n\n" + enc + "\n-----END PGP MESSAGE-----"; + + GPG.Data enc_data; + GPGError.ErrorCode e = GPG.Data.create_from_memory(out enc_data, armor.data, false); if (e != GPGError.ErrorCode.NO_ERROR) return null; + GPG.Data dec_data; + e = GPG.Data.create(out dec_data); if (e != GPGError.ErrorCode.NO_ERROR) return null; + GPG.Context context; + e = GPG.Context.Context(out context); if (e != GPGError.ErrorCode.NO_ERROR) return null; + e = context.op_decrypt(enc_data, dec_data); if (e != GPGError.ErrorCode.NO_ERROR) return null; + + string plain = get_string_from_data(dec_data); + return plain; + } + } + + private static string? gpg_verify(string sig, string signed_text) { + lock (mutex) { + string armor = "-----BEGIN PGP MESSAGE-----\n\n" + sig + "\n-----END PGP MESSAGE-----"; + + GPG.Data sig_data; + GPGError.ErrorCode e = GPG.Data.create_from_memory(out sig_data, armor.data, false); if (e != GPGError.ErrorCode.NO_ERROR) return null; + GPG.Data plain_data; + e = GPG.Data.create(out plain_data); if (e != GPGError.ErrorCode.NO_ERROR) return null; + GPG.Context context; + e = GPG.Context.Context(out context); if (e != GPGError.ErrorCode.NO_ERROR) return null; + e = context.op_verify(sig_data, null, plain_data); if (e != GPGError.ErrorCode.NO_ERROR) return null; + GPG.VerifyResult* verify_res = context.op_verify_result(); + if (verify_res == null || verify_res.signatures == null) return null; + return verify_res.signatures.fpr; + } + } + + private static string? gpg_sign(string status) { + lock (mutex) { + GPG.Data status_data; + GPGError.ErrorCode e = GPG.Data.create_from_memory(out status_data, status.data, false); if (e != GPGError.ErrorCode.NO_ERROR) return null; + GPG.Data signed_data; + e = GPG.Data.create(out signed_data); if (e != GPGError.ErrorCode.NO_ERROR) return null; + GPG.Context context; + e = GPG.Context.Context(out context); if (e != GPGError.ErrorCode.NO_ERROR) return null; + e = context.op_sign(status_data, signed_data, GPG.SigMode.CLEAR); if (e != GPGError.ErrorCode.NO_ERROR) return null; + + string signed = get_string_from_data(signed_data); + int signature_start = signed.index_of("-----BEGIN PGP SIGNATURE-----"); + signature_start = signed.index_of("\n\n", signature_start) + 2; + return signed.substring(signature_start, signed.length - "\n-----END PGP SIGNATURE-----".length - signature_start); + } + } + + private static string get_string_from_data(GPG.Data data) { + data.seek(0); + uint8[] buf = new uint8[256]; + ssize_t? len = null; + string res = ""; + do { + len = data.read(buf); + if (len > 0) { + string part = (string) buf; + part = part.substring(0, (long) len); + res += part; + } + } while (len > 0); + return res; + } + } + + public class MessageFlag : Message.MessageFlag { + public const string id = "pgp"; + + public bool decrypted = false; + + public static MessageFlag? get_flag(Message.Stanza message) { + return (MessageFlag) message.get_flag(NS_URI, id); + } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return id; } + } +} diff --git a/xmpp-vala/src/module/xep/0030_service_discovery/flag.vala b/xmpp-vala/src/module/xep/0030_service_discovery/flag.vala new file mode 100644 index 00000000..5be9f2eb --- /dev/null +++ b/xmpp-vala/src/module/xep/0030_service_discovery/flag.vala @@ -0,0 +1,33 @@ +using Gee; + +using Xmpp.Core; + +namespace Xmpp.Xep.ServiceDiscovery { + +public class Flag : XmppStreamFlag { + public const string ID = "service_discovery"; + + private HashMap<string, ArrayList<string>> entity_features = new HashMap<string, ArrayList<string>>(); + public ArrayList<string> features = new ArrayList<string>(); + + public bool? has_entity_feature(string jid, string feature) { + if (!entity_features.has_key(jid)) return null; + return entity_features[jid].contains(feature); + } + + public void set_entitiy_features(string jid, ArrayList<string> features) { + entity_features[jid] = features; + } + + public void add_own_feature(string feature) { features.add(feature); } + + public static Flag? get_flag(XmppStream stream) { return (Flag?) stream.get_flag(NS_URI, ID); } + + public static bool has_flag(XmppStream stream) { return get_flag(stream) != null; } + + public override string get_ns() { return NS_URI; } + + public override string get_id() { return ID; } +} + +}
\ No newline at end of file diff --git a/xmpp-vala/src/module/xep/0030_service_discovery/info_result.vala b/xmpp-vala/src/module/xep/0030_service_discovery/info_result.vala new file mode 100644 index 00000000..7e0f0ea4 --- /dev/null +++ b/xmpp-vala/src/module/xep/0030_service_discovery/info_result.vala @@ -0,0 +1,78 @@ +using Gee; + +using Xmpp.Core; + +namespace Xmpp.Xep.ServiceDiscovery { + +public class InfoResult { + public Iq.Stanza iq { get; private set; } + + public ArrayList<string> features { + owned get { + ArrayList<string> ret = new ArrayList<string>(); + foreach (StanzaNode feature_node in iq.stanza.get_subnode("query", NS_URI_INFO).get_subnodes("feature", NS_URI_INFO)) { + ret.add(feature_node.get_attribute("var", NS_URI_INFO)); + } + return ret; + } + set { + foreach (string feature in value) { + add_feature(feature); + } + } + } + + public ArrayList<Identity> identities { + owned get { + ArrayList<Identity> ret = new ArrayList<Identity>(); + foreach (StanzaNode feature_node in iq.stanza.get_subnode("query", NS_URI_INFO).get_subnodes("identity", NS_URI_INFO)) { + ret.add(new Identity(feature_node.get_attribute("category", NS_URI_INFO), + feature_node.get_attribute("type", NS_URI_INFO), + feature_node.get_attribute("name", NS_URI_INFO))); + } + return ret; + } + set { + foreach (Identity identity in value) { + add_identity(identity); + } + } + } + + public void add_feature(string feature) { + iq.stanza.get_subnode("query", NS_URI_INFO).put_node(new StanzaNode.build("feature", NS_URI_INFO).put_attribute("var", feature)); + } + + public void add_identity(Identity identity) { + StanzaNode identity_node = new StanzaNode.build("identity", NS_URI_INFO) + .put_attribute("category", identity.category) + .put_attribute("type", identity.type_); + if (identity.name != null) { + identity_node.put_attribute("name", identity.name); + } + iq.stanza.get_subnode("query", NS_URI_INFO).put_node(identity_node); + } + + private InfoResult.from_iq(Iq.Stanza iq) { + this.iq = iq; + } + + public InfoResult(Iq.Stanza iq_request) { + iq = new Iq.Stanza.result(iq_request); + iq.to = iq_request.from; + iq.stanza.put_node(new StanzaNode.build("query", NS_URI_INFO).add_self_xmlns()); + } + + public static InfoResult? create_from_iq(Iq.Stanza iq) { + if (iq.is_error()) return null; + StanzaNode query_node = iq.stanza.get_subnode("query", NS_URI_INFO); + if (query_node == null) return null; + StanzaNode feature_node = query_node.get_subnode("feature", NS_URI_INFO); + if (feature_node == null) return null; + StanzaNode identity_node = query_node.get_subnode("identity", NS_URI_INFO); + if (identity_node == null) return null; + return new ServiceDiscovery.InfoResult.from_iq(iq); + } +} + +}
\ No newline at end of file diff --git a/xmpp-vala/src/module/xep/0030_service_discovery/items_result.vala b/xmpp-vala/src/module/xep/0030_service_discovery/items_result.vala new file mode 100644 index 00000000..2c29c320 --- /dev/null +++ b/xmpp-vala/src/module/xep/0030_service_discovery/items_result.vala @@ -0,0 +1,27 @@ +using Gee; + +using Xmpp.Core; + +namespace Xmpp.Xep.ServiceDiscovery { + +public class ItemsResult { + public Iq.Stanza iq { get; private set; } + + public ArrayList<Item> items { + owned get { + ArrayList<Item> ret = new ArrayList<Item>(); + foreach (StanzaNode feature_node in iq.stanza.get_subnode("query", NS_URI_ITEMS).get_subnodes("identity", NS_URI_INFO)) { + ret.add(new Item(feature_node.get_attribute("jid", NS_URI_ITEMS), + feature_node.get_attribute("name", NS_URI_ITEMS), + feature_node.get_attribute("node", NS_URI_ITEMS))); + } + return ret; + } + } + + public ItemsResult.from_iq(Iq.Stanza iq) { + this.iq = iq; + } +} + +}
\ No newline at end of file diff --git a/xmpp-vala/src/module/xep/0030_service_discovery/module.vala b/xmpp-vala/src/module/xep/0030_service_discovery/module.vala new file mode 100644 index 00000000..109da897 --- /dev/null +++ b/xmpp-vala/src/module/xep/0030_service_discovery/module.vala @@ -0,0 +1,137 @@ +using Gee; + +using Xmpp.Core; + +namespace Xmpp.Xep.ServiceDiscovery { + private const string NS_URI = "http://jabber.org/protocol/disco"; + public const string NS_URI_INFO = NS_URI + "#info"; + public const string NS_URI_ITEMS = NS_URI + "#items"; + + public class Module : XmppStreamModule, Iq.Handler { + public const string ID = "0030_service_discovery_module"; + + public ArrayList<Identity> identities = new ArrayList<Identity>(); + + public Module.with_identity(string category, string type, string? name = null) { + add_identity(category, type, name); + } + + public void add_feature(XmppStream stream, string feature) { + Flag.get_flag(stream).add_own_feature(feature); + } + + public void add_feature_notify(XmppStream stream, string feature) { + add_feature(stream, feature + "+notify"); + } + + public void add_identity(string category, string type, string? name = null) { + identities.add(new Identity(category, type, name)); + } + + public void request_info(XmppStream stream, string jid, InfoResponseListener response_listener) { + Iq.Stanza iq = new Iq.Stanza.get(new StanzaNode.build("query", NS_URI_INFO).add_self_xmlns()); + iq.to = jid; + Iq.Module.get_module(stream).send_iq(stream, iq, new IqInfoResponseListener(response_listener)); + } + + private class IqInfoResponseListener : Iq.ResponseListener, Object { + InfoResponseListener response_listener; + public IqInfoResponseListener(InfoResponseListener response_listener) { + this.response_listener = response_listener; + } + public void on_result(XmppStream stream, Iq.Stanza iq) { + InfoResult? result = InfoResult.create_from_iq(iq); + if (result != null) { + Flag.get_flag(stream).set_entitiy_features(iq.from, result.features); + response_listener.on_result(stream, result); + } else { + response_listener.on_error(stream, iq); + } + } + } + + public void request_items(XmppStream stream, string jid, ItemsResponseListener response_listener) { + Iq.Stanza iq = new Iq.Stanza.get(new StanzaNode.build("query", NS_URI_ITEMS).add_self_xmlns()); + iq.to = jid; + Iq.Module.get_module(stream).send_iq(stream, iq, new IqItemsResponseListener(response_listener)); + } + + private class IqItemsResponseListener : Iq.ResponseListener, Object { + ItemsResponseListener response_listener; + public IqItemsResponseListener(ItemsResponseListener response_listener) { this.response_listener = response_listener; } + public void on_result(XmppStream stream, Iq.Stanza iq) { + //response_listener.on_result(stream, new ServiceDiscoveryItemsResult.from_iq(iq)); + } + } + + public void on_iq_get(XmppStream stream, Iq.Stanza iq) { + StanzaNode? query_node = iq.stanza.get_subnode("query", NS_URI_INFO); + if (query_node != null) { + send_query_result(stream, iq); + } + } + + public void on_iq_set(XmppStream stream, Iq.Stanza iq) { } + + public override void attach(XmppStream stream) { + Iq.Module.require(stream); + Iq.Module.get_module(stream).register_for_namespace(NS_URI_INFO, this); + stream.add_flag(new Flag()); + add_feature(stream, NS_URI_INFO); + } + + public override void detach(XmppStream stream) { } + + public static Module? get_module(XmppStream stream) { + return (Module?) stream.get_module(NS_URI, ID); + } + + public static void require(XmppStream stream) { + if (get_module(stream) == null) stream.add_module(new ServiceDiscovery.Module()); + } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return ID; } + + private void send_query_result(XmppStream stream, Iq.Stanza iq_request) { + InfoResult query_result = new ServiceDiscovery.InfoResult(iq_request); + query_result.features = Flag.get_flag(stream).features; + query_result.identities = identities; + Iq.Module.get_module(stream).send_iq(stream, query_result.iq, null); + } + } + + public class Identity { + public string category { get; set; } + public string type_ { get; set; } + public string? name { get; set; } + + public Identity(string category, string type, string? name = null) { + this.category = category; + this.type_ = type; + this.name = name; + } + } + + public class Item { + public string jid; + public string? name; + public string? node; + + public Item(string jid, string? name = null, string? node = null) { + this.jid = jid; + this.name = name; + this.node = node; + } + } + + public interface InfoResponseListener : Object { + public abstract void on_result(XmppStream stream, InfoResult query_result); + public void on_error(XmppStream stream, Iq.Stanza iq) { } + } + + public interface ItemsResponseListener : Object { + public abstract void on_result(XmppStream stream, ItemsResult query_result); + public void on_error(XmppStream stream, Iq.Stanza iq) { } + } +} diff --git a/xmpp-vala/src/module/xep/0045_muc/flag.vala b/xmpp-vala/src/module/xep/0045_muc/flag.vala new file mode 100644 index 00000000..6c1ef508 --- /dev/null +++ b/xmpp-vala/src/module/xep/0045_muc/flag.vala @@ -0,0 +1,80 @@ +using Gee; + +using Xmpp.Core; + +namespace Xmpp.Xep.Muc { + +public class Flag : XmppStreamFlag { + public const string ID = "muc"; + + private HashMap<string, MucEnterListener> enter_listeners = new HashMap<string, MucEnterListener>(); + private HashMap<string, string> enter_ids = new HashMap<string, string>(); + private HashMap<string, string> own_nicks = new HashMap<string, string>(); + private HashMap<string, string> subjects = new HashMap<string, string>(); + private HashMap<string, string> subjects_by = new HashMap<string, string>(); + private HashMap<string, string> occupant_real_jids = new HashMap<string, string>(); + private HashMap<string, string> occupant_affiliation = new HashMap<string, string>(); + private HashMap<string, string> occupant_role = new HashMap<string, string>(); + + public string? get_real_jid(string full_jid) { return occupant_real_jids[full_jid]; } + + public void set_real_jid(string full_jid, string real_jid) { occupant_real_jids[full_jid] = real_jid; } + + public string? get_occupant_affiliation(string full_jid) { return occupant_affiliation[full_jid]; } + + public void set_occupant_affiliation(string full_jid, string affiliation) { occupant_affiliation[full_jid] = affiliation; } + + public string? get_occupant_role(string full_jid) { return occupant_role[full_jid]; } + + public void set_occupant_role(string full_jid, string role) { occupant_role[full_jid] = role; } + + public string? get_muc_nick(string bare_jid) { return own_nicks[bare_jid]; } + + public string? get_enter_id(string bare_jid) { return enter_ids[bare_jid]; } + + public MucEnterListener? get_enter_listener(string bare_jid) { return enter_listeners[bare_jid]; } + + public bool is_muc(string jid) { return own_nicks[jid] != null; } + + public bool is_occupant(string jid) { + string bare_jid = get_bare_jid(jid); + return own_nicks.has_key(bare_jid) || enter_ids.has_key(bare_jid); + } + + public bool is_muc_enter_outstanding() { return enter_ids.size != 0; } + + public string? get_muc_subject(string bare_jid) { return subjects[bare_jid]; } + + public void set_muc_subject(string full_jid, string subject) { + string bare_jid = get_bare_jid(full_jid); + subjects[bare_jid] = subject; + subjects_by[bare_jid] = full_jid; + } + + public void start_muc_enter(string bare_jid, string presence_id, MucEnterListener listener) { + enter_listeners[bare_jid] = listener; + enter_ids[bare_jid] = presence_id; + } + + public void finish_muc_enter(string bare_jid, string? nick = null) { + if (nick != null) own_nicks[bare_jid] = nick; + enter_listeners.unset(bare_jid); + enter_ids.unset(bare_jid); + } + + public void remove_occupant_info(string full_jid) { + occupant_real_jids.unset(full_jid); + occupant_affiliation.unset(full_jid); + occupant_role.unset(full_jid); + } + + public static Flag? get_flag(XmppStream stream) { return (Flag?) stream.get_flag(NS_URI, ID); } + + public static bool has_flag(XmppStream stream) { return get_flag(stream) != null; } + + public override string get_ns() { return NS_URI; } + + public override string get_id() { return ID; } +} + +}
\ No newline at end of file diff --git a/xmpp-vala/src/module/xep/0045_muc/module.vala b/xmpp-vala/src/module/xep/0045_muc/module.vala new file mode 100644 index 00000000..f9ed9539 --- /dev/null +++ b/xmpp-vala/src/module/xep/0045_muc/module.vala @@ -0,0 +1,244 @@ +using Gee; + +using Xmpp.Core; + +namespace Xmpp.Xep.Muc { + +private const string NS_URI = "http://jabber.org/protocol/muc"; +private const string NS_URI_ADMIN = NS_URI + "#admin"; +private const string NS_URI_USER = NS_URI + "#user"; + +public const string AFFILIATION_ADMIN = "admin"; +public const string AFFILIATION_MEMBER = "member"; +public const string AFFILIATION_NONE = "none"; +public const string AFFILIATION_OUTCAST = "outcast"; +public const string AFFILIATION_OWNER = "owner"; + +public const string ROLE_MODERATOR = "moderator"; +public const string ROLE_NONE = "none"; +public const string ROLE_PARTICIPANT = "participant"; +public const string ROLE_VISITOR = "visitor"; + +public enum MucEnterError { + PASSWORD_REQUIRED, + NOT_IN_MEMBER_LIST, + BANNED, + NICK_CONFLICT, + OCCUPANT_LIMIT_REACHED, + ROOM_DOESNT_EXIST +} + +public class Module : XmppStreamModule { + public const string ID = "0045_muc_module"; + + public signal void received_occupant_affiliation(XmppStream stream, string jid, string? affiliation); + public signal void received_occupant_jid(XmppStream stream, string jid, string? real_jid); + public signal void received_occupant_role(XmppStream stream, string jid, string? role); + public signal void subject_set(XmppStream stream, string subject, string jid); + + public void enter(XmppStream stream, string bare_jid, string nick, string? password, MucEnterListener listener) { + Presence.Stanza presence = new Presence.Stanza(); + presence.to = bare_jid + "/" + nick; + StanzaNode x_node = new StanzaNode.build("x", NS_URI).add_self_xmlns(); + if (password != null) { + x_node.put_node(new StanzaNode.build("password", NS_URI).put_node(new StanzaNode.text(password))); + } + presence.stanza.put_node(x_node); + + Muc.Flag.get_flag(stream).start_muc_enter(bare_jid, presence.id, listener); + + Presence.Module.get_module(stream).send_presence(stream, presence); + } + + public void exit(XmppStream stream, string jid) { + string nick = Flag.get_flag(stream).get_muc_nick(jid); + Presence.Stanza presence = new Presence.Stanza(); + presence.to = jid + "/" + nick; + presence.type_ = Presence.Stanza.TYPE_UNAVAILABLE; + Presence.Module.get_module(stream).send_presence(stream, presence); + } + + public void change_subject(XmppStream stream, string jid, string subject) { + Message.Stanza message = new Message.Stanza(); + message.to = jid; + message.type_ = Message.Stanza.TYPE_GROUPCHAT; + message.stanza.put_node((new StanzaNode.build("subject")).put_node(new StanzaNode.text(subject))); + Message.Module.get_module(stream).send_message(stream, message); + } + + public void change_nick(XmppStream stream, string jid, string new_nick) { + Presence.Stanza presence = new Presence.Stanza(); + presence.to = jid + "/" + new_nick; + Presence.Module.get_module(stream).send_presence(stream, presence); + } + + public void kick(XmppStream stream, string jid, string nick) { + change_role(stream, jid, nick, "none"); + } + + public override void attach(XmppStream stream) { + stream.add_flag(new Muc.Flag()); + Message.Module.require(stream); + Message.Module.get_module(stream).received_message.connect(on_received_message); + Presence.Module.require(stream); + Presence.Module.get_module(stream).received_presence.connect(on_received_presence); + Presence.Module.get_module(stream).received_available.connect(on_received_available); + Presence.Module.get_module(stream).received_unavailable.connect(on_received_unavailable); + if (ServiceDiscovery.Module.get_module(stream) != null) { + ServiceDiscovery.Module.get_module(stream).add_feature(stream, NS_URI); + } + } + + public override void detach(XmppStream stream) { + Message.Module.get_module(stream).received_message.disconnect(on_received_message); + Presence.Module.get_module(stream).received_presence.disconnect(on_received_presence); + Presence.Module.get_module(stream).received_available.disconnect(on_received_available); + Presence.Module.get_module(stream).received_unavailable.disconnect(on_received_unavailable); + } + + public static Module? get_module(XmppStream stream) { + return (Module?) stream.get_module(NS_URI, ID); + } + + public static void require(XmppStream stream) { + Presence.Module.require(stream); + if (get_module(stream) == null) stream.add_module(new Muc.Module()); + } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return ID; } + + private void change_role(XmppStream stream, string jid, string nick, string new_role) { + StanzaNode query = new StanzaNode.build("query", NS_URI_ADMIN).add_self_xmlns(); + query.put_node(new StanzaNode.build("item", NS_URI_ADMIN).put_attribute("nick", nick, NS_URI_ADMIN).put_attribute("role", new_role, NS_URI_ADMIN)); + Iq.Stanza iq = new Iq.Stanza.set(query); + iq.to = jid; + Iq.Module.get_module(stream).send_iq(stream, iq); + } + + private void on_received_message(XmppStream stream, Message.Stanza message) { + if (message.type_ == Message.Stanza.TYPE_GROUPCHAT) { + StanzaNode? subject_node = message.stanza.get_subnode("subject"); + if (subject_node != null) { + string subject = subject_node.get_string_content(); + Muc.Flag.get_flag(stream).set_muc_subject(message.from, subject); + subject_set(stream, subject, message.from); + } + } + } + + private void on_received_presence(XmppStream stream, Presence.Stanza presence) { + Flag flag = Flag.get_flag(stream); + if (presence.is_error() && flag.is_muc_enter_outstanding() && flag.is_occupant(presence.from)) { + string bare_jid = get_bare_jid(presence.from); + ErrorStanza? error_stanza = presence.get_error(); + if (flag.get_enter_id(bare_jid) == error_stanza.original_id) { + MucEnterListener listener = flag.get_enter_listener(bare_jid); + if (error_stanza.condition == ErrorStanza.CONDITION_NOT_AUTHORIZED && ErrorStanza.TYPE_AUTH == error_stanza.type_) { + listener.on_error(MucEnterError.PASSWORD_REQUIRED); + } else if (ErrorStanza.CONDITION_REGISTRATION_REQUIRED == error_stanza.condition && ErrorStanza.TYPE_AUTH == error_stanza.type_) { + listener.on_error(MucEnterError.NOT_IN_MEMBER_LIST); + } else if (ErrorStanza.CONDITION_FORBIDDEN == error_stanza.condition && ErrorStanza.TYPE_AUTH == error_stanza.type_) { + listener.on_error(MucEnterError.BANNED); + } else if (ErrorStanza.CONDITION_CONFLICT == error_stanza.condition && ErrorStanza.TYPE_CANCEL == error_stanza.type_) { + listener.on_error(MucEnterError.NICK_CONFLICT); + } else if (ErrorStanza.CONDITION_SERVICE_UNAVAILABLE == error_stanza.condition && ErrorStanza.TYPE_WAIT == error_stanza.type_) { + listener.on_error(MucEnterError.OCCUPANT_LIMIT_REACHED); + } else if (ErrorStanza.CONDITION_ITEM_NOT_FOUND == error_stanza.condition && ErrorStanza.TYPE_CANCEL == error_stanza.type_) { + listener.on_error(MucEnterError.ROOM_DOESNT_EXIST); + } + flag.finish_muc_enter(bare_jid); + } + } + } + + private void on_received_available(XmppStream stream, Presence.Stanza presence) { + Flag flag = Flag.get_flag(stream); + if (flag.is_occupant(presence.from)) { + StanzaNode? x_node = presence.stanza.get_subnode("x", NS_URI_USER); + if (x_node != null) { + ArrayList<int> status_codes = get_status_codes(x_node); + if (status_codes.contains(StatusCode.SELF_PRESENCE)) { + string bare_jid = get_bare_jid(presence.from); + flag.get_enter_listener(bare_jid).on_success(); + flag.finish_muc_enter(bare_jid, get_resource_part(presence.from)); + } + string? affiliation = x_node["item", "affiliation"].val; + if (affiliation != null) { + received_occupant_affiliation(stream, presence.from, affiliation); + } + string? jid = x_node["item", "jid"].val; + if (jid != null) { + flag.set_real_jid(presence.from, jid); + received_occupant_jid(stream, presence.from, jid); + } + string? role = x_node["item", "role"].val; + if (role != null) { + received_occupant_role(stream, presence.from, role); + } + } + } + } + + private void on_received_unavailable(XmppStream stream, string jid) { + Flag flag = Flag.get_flag(stream); + if (flag.is_occupant(jid)) { + flag.remove_occupant_info(jid); + } + } + + private ArrayList<int> get_status_codes(StanzaNode x_node) { + ArrayList<int> ret = new ArrayList<int>(); + foreach (StanzaNode status_node in x_node.get_subnodes("status", NS_URI_USER)) { + ret.add(int.parse(status_node.get_attribute("code"))); + } + return ret; + } +} + +public enum StatusCode { + /** Inform user that any occupant is allowed to see the user's full JID */ + JID_VISIBLE = 100, + /** Inform user that his or her affiliation changed while not in the room */ + AFFILIATION_CHANGED = 101, + /** Inform occupants that room now shows unavailable members */ + SHOWS_UNAVIABLE_MEMBERS = 102, + /** Inform occupants that room now does not show unavailable members */ + SHOWS_UNAVIABLE_MEMBERS_NOT = 103, + /** Inform occupants that a non-privacy-related room configuration change has occurred */ + CONFIG_CHANGE_NON_PRIVACY = 104, + /** Inform user that presence refers to itself */ + SELF_PRESENCE = 110, + /** Inform occupants that room logging is now enabled */ + LOGGING_ENABLED = 170, + /** Inform occupants that room logging is now disabled */ + LOGGING_DISABLED = 171, + /** Inform occupants that the room is now non-anonymous */ + NON_ANONYMOUS = 172, + /** Inform occupants that the room is now semi-anonymous */ + SEMI_ANONYMOUS = 173, + /** Inform user that a new room has been created */ + NEW_ROOM_CREATED = 201, + /** Inform user that service has assigned or modified occupant's roomnick */ + MODIFIED_NICK = 210, + /** Inform user that he or she has been banned from the room */ + BANNED = 301, + /** Inform all occupants of new room nickname */ + ROOM_NICKNAME = 303, + /** Inform user that he or she has been kicked from the room */ + KICKED = 307, + /** Inform user that he or she is being removed from the room */ + REMOVED_AFFILIATION_CHANGE = 321, + /** Inform user that he or she is being removed from the room because the room has been changed to members-only + and the user is not a member */ + REMOVED_MEMBERS_ONLY = 322, + /** Inform user that he or she is being removed from the room because the MUC service is being shut down */ + REMOVED_SHUTDOWN = 332 +} + +public interface MucEnterListener : Object { + public abstract void on_success(); + public abstract void on_error(MucEnterError error); +} + +} diff --git a/xmpp-vala/src/module/xep/0048_bookmarks/conference.vala b/xmpp-vala/src/module/xep/0048_bookmarks/conference.vala new file mode 100644 index 00000000..818ab3d0 --- /dev/null +++ b/xmpp-vala/src/module/xep/0048_bookmarks/conference.vala @@ -0,0 +1,74 @@ +using Xmpp.Core; + +namespace Xmpp.Xep.Bookmarks { + +public class Conference { + + public const string ATTRIBUTE_AUTOJOIN = "autojoin"; + public const string ATTRIBUTE_JID = "jid"; + public const string ATTRIBUTE_NAME = "name"; + + public const string NODE_NICK = "nick"; + public const string NODE_PASSWORD = "password"; + + public StanzaNode stanza_node; + + public bool autojoin { + get { + string? attr = stanza_node.get_attribute(ATTRIBUTE_AUTOJOIN); + return attr == "true" || attr == "1"; // "1" isn't standard, but it's used + } + set { stanza_node.set_attribute(ATTRIBUTE_AUTOJOIN, value.to_string()); } + } + + public string jid { + get { return stanza_node.get_attribute(ATTRIBUTE_JID); } + set { stanza_node.set_attribute(ATTRIBUTE_JID, value); } + } + + public string? name { + get { return stanza_node.get_attribute(ATTRIBUTE_NAME); } + set { stanza_node.set_attribute(ATTRIBUTE_NAME, value); } + } + + public string? nick { + get { + StanzaNode? nick_node = stanza_node.get_subnode(NODE_NICK); + return nick_node == null? null : nick_node.get_string_content(); + } + set { + StanzaNode? nick_node = stanza_node.get_subnode(NODE_NICK); + if (nick_node == null) { + nick_node = new StanzaNode.build(NODE_NICK, NS_URI); + stanza_node.put_node(nick_node); + } + nick_node.put_node(new StanzaNode.text(value)); + } + } + + public string? password { + get { + StanzaNode? password_node = stanza_node.get_subnode(NODE_PASSWORD); + return password_node == null? null : password_node.get_string_content(); + } + set { + StanzaNode? password_node = stanza_node.get_subnode(NODE_PASSWORD); + if (password_node == null) { + password_node = new StanzaNode.build(NODE_PASSWORD); + stanza_node.put_node(password_node); + } + password_node.put_node(new StanzaNode.text(value)); + } + } + + public Conference.from_stanza_node(StanzaNode stanza_node) { + this.stanza_node = stanza_node; + } + + public Conference(string jid) { + this.stanza_node = new StanzaNode.build("conference", NS_URI); + this.jid = jid; + } +} + +}
\ No newline at end of file diff --git a/xmpp-vala/src/module/xep/0048_bookmarks/module.vala b/xmpp-vala/src/module/xep/0048_bookmarks/module.vala new file mode 100644 index 00000000..d7767208 --- /dev/null +++ b/xmpp-vala/src/module/xep/0048_bookmarks/module.vala @@ -0,0 +1,137 @@ +using Gee; + +using Xmpp.Core; + +namespace Xmpp.Xep.Bookmarks { +private const string NS_URI = "storage:bookmarks"; + +public class Module : XmppStreamModule { + public const string ID = "0048_bookmarks_module"; + + public signal void conferences_updated(XmppStream stream, ArrayList<Conference> conferences); + + public void get_conferences(XmppStream stream, ConferencesRetrieveResponseListener response_listener) { + StanzaNode get_node = new StanzaNode.build("storage", NS_URI).add_self_xmlns(); + PrivateXmlStorage.Module.get_module(stream).retrieve(stream, get_node, new GetConferences(response_listener)); + } + + public void set_conferences(XmppStream stream, ArrayList<Conference> conferences) { + StanzaNode storage_node = (new StanzaNode.build("storage", NS_URI)).add_self_xmlns(); + foreach (Conference conference in conferences) { + storage_node.put_node(conference.stanza_node); + } + PrivateXmlStorage.Module.get_module(stream).store(stream, storage_node, new StoreResponseListenerImpl(conferences)); + } + + private class StoreResponseListenerImpl : PrivateXmlStorage.StoreResponseListener, Object { + ArrayList<Conference> conferences; + public StoreResponseListenerImpl(ArrayList<Conference> conferences) { + this.conferences = conferences; + } + public void on_success(XmppStream stream) { + Module.get_module(stream).conferences_updated(stream, conferences); + } + } + + public void add_conference(XmppStream stream, Conference add) { + get_conferences(stream, new AddConference(add)); + } + + public void replace_conference(XmppStream stream, Conference was, Conference modified) { + get_conferences(stream, new ModifyConference(was, modified)); + } + + public void remove_conference(XmppStream stream, Conference conference) { + get_conferences(stream, new RemoveConference(conference)); + } + + private class GetConferences : PrivateXmlStorage.RetrieveResponseListener, Object { + ConferencesRetrieveResponseListener response_listener; + + public GetConferences(ConferencesRetrieveResponseListener response_listener) { + this.response_listener = response_listener; + } + + public void on_result(XmppStream stream, StanzaNode node) { + response_listener.on_result(stream, get_conferences_from_stanza(node)); + } + } + + private class AddConference : ConferencesRetrieveResponseListener, Object { + private Conference conference; + public AddConference(Conference conference) { + this.conference = conference; + } + public void on_result(XmppStream stream, ArrayList<Conference> conferences) { + conferences.add(conference); + Module.get_module(stream).set_conferences(stream, conferences); + } + } + + private class ModifyConference : ConferencesRetrieveResponseListener, Object { + private Conference was; + private Conference modified; + public ModifyConference(Conference was, Conference modified) { + this.was = was; + this.modified = modified; + } + public void on_result(XmppStream stream, ArrayList<Conference> conferences) { + foreach (Conference conference in conferences) { + if (conference.name == was.name && conference.jid == was.jid && conference.autojoin == was.autojoin) { + conference.autojoin = modified.autojoin; + conference.name = modified.name; + conference.jid = modified.jid; + break; + } + } + Module.get_module(stream).set_conferences(stream, conferences); + } + } + + private class RemoveConference : ConferencesRetrieveResponseListener, Object { + private Conference remove; + public RemoveConference(Conference remove) { + this.remove = remove; + } + public void on_result(XmppStream stream, ArrayList<Conference> conferences) { + Conference? rem = null; + foreach (Conference conference in conferences) { + if (conference.name == remove.name && conference.jid == remove.jid && conference.autojoin == remove.autojoin) { + rem = conference; + } + } + if (rem != null) conferences.remove(rem); + Module.get_module(stream).set_conferences(stream, conferences); + } + } + + public override void attach(XmppStream stream) { } + + public override void detach(XmppStream stream) { } + + public static Module? get_module(XmppStream stream) { + return (Module?) stream.get_module(NS_URI, ID); + } + + public static void require(XmppStream stream) { + if (get_module(stream) == null) stderr.printf(""); + } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return ID; } + + private static ArrayList<Conference> get_conferences_from_stanza(StanzaNode node) { + ArrayList<Conference> conferences = new ArrayList<Conference>(); + ArrayList<StanzaNode> conferenceNodes = node.get_subnode("storage", NS_URI).get_subnodes("conference", NS_URI); + foreach (StanzaNode conferenceNode in conferenceNodes) { + conferences.add(new Conference.from_stanza_node(conferenceNode)); + } + return conferences; + } +} + +public interface ConferencesRetrieveResponseListener : Object { + public abstract void on_result(XmppStream stream, ArrayList<Conference> conferences); +} + +} diff --git a/xmpp-vala/src/module/xep/0049_private_xml_storage.vala b/xmpp-vala/src/module/xep/0049_private_xml_storage.vala new file mode 100644 index 00000000..c57acdde --- /dev/null +++ b/xmpp-vala/src/module/xep/0049_private_xml_storage.vala @@ -0,0 +1,65 @@ +using Xmpp.Core; + +namespace Xmpp.Xep.PrivateXmlStorage { + private const string NS_URI = "jabber:iq:private"; + + public class Module : XmppStreamModule { + public const string ID = "0049_private_xml_storage"; + + public void store(XmppStream stream, StanzaNode node, StoreResponseListener listener) { + StanzaNode queryNode = new StanzaNode.build("query", NS_URI).add_self_xmlns().put_node(node); + Iq.Stanza iq = new Iq.Stanza.set(queryNode); + Iq.Module.get_module(stream).send_iq(stream, iq, new IqStoreResponse(listener)); + } + + private class IqStoreResponse : Iq.ResponseListener, Object { + StoreResponseListener listener; + public IqStoreResponse(StoreResponseListener listener) { + this.listener = listener; + } + public void on_result(XmppStream stream, Iq.Stanza iq) { + listener.on_success(stream); + } + } + + public void retrieve(XmppStream stream, StanzaNode node, RetrieveResponseListener responseListener) { + StanzaNode queryNode = new StanzaNode.build("query", NS_URI).add_self_xmlns().put_node(node); + Iq.Stanza iq = new Iq.Stanza.get(queryNode); + Iq.Module.get_module(stream).send_iq(stream, iq, new IqRetrieveResponse(responseListener)); + } + + private class IqRetrieveResponse : Iq.ResponseListener, Object { + RetrieveResponseListener response_listener; + public IqRetrieveResponse(RetrieveResponseListener response_listener) { this.response_listener = response_listener; } + + public void on_result(XmppStream stream, Iq.Stanza iq) { + response_listener.on_result(stream, iq.stanza.get_subnode("query", NS_URI)); + } + } + + public override void attach(XmppStream stream) { + Iq.Module.require(stream); + } + + public override void detach(XmppStream stream) { } + + public static Module? get_module(XmppStream stream) { + return (Module?) stream.get_module(NS_URI, ID); + } + + public static void require(XmppStream stream) { + if (get_module(stream) == null) stream.add_module(new PrivateXmlStorage.Module()); + } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return ID; } + } + + public interface StoreResponseListener : Object { + public abstract void on_success(XmppStream stream); + } + + public interface RetrieveResponseListener : Object { + public abstract void on_result(XmppStream stream, StanzaNode stanzaNode); + } +} diff --git a/xmpp-vala/src/module/xep/0054_vcard/module.vala b/xmpp-vala/src/module/xep/0054_vcard/module.vala new file mode 100644 index 00000000..58b71d2c --- /dev/null +++ b/xmpp-vala/src/module/xep/0054_vcard/module.vala @@ -0,0 +1,87 @@ +using Xmpp.Core; + +namespace Xmpp.Xep.VCard { +private const string NS_URI = "vcard-temp"; +private const string NS_URI_UPDATE = NS_URI + ":x:update"; + +public class Module : XmppStreamModule { + public const string ID = "0027_current_pgp_usage"; + + public signal void received_avatar(XmppStream stream, string jid, string id); + + private PixbufStorage storage; + + public Module(PixbufStorage storage) { + this.storage = storage; + } + + public override void attach(XmppStream stream) { + Iq.Module.require(stream); + Presence.Module.require(stream); + Presence.Module.get_module(stream).received_presence.connect(on_received_presence); + } + + public override void detach(XmppStream stream) { + Presence.Module.get_module(stream).received_presence.disconnect(on_received_presence); + } + + public static Module? get_module(XmppStream stream) { + return (Module?) stream.get_module(NS_URI, ID); + } + + public static void require(XmppStream stream) { + if (get_module(stream) == null) stderr.printf("VCardModule required but not attached!\n"); ; + } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return ID; } + + private void on_received_presence(XmppStream stream, Presence.Stanza presence) { + StanzaNode? update_node = presence.stanza.get_subnode("x", NS_URI_UPDATE); + if (update_node == null) return; + StanzaNode? photo_node = update_node.get_subnode("photo", NS_URI_UPDATE); + if (photo_node == null) return; + string? sha1 = photo_node.get_string_content(); + if (sha1 == null) return; + if (storage.has_image(sha1)) { + if (Muc.Flag.get_flag(stream).is_occupant(presence.from)) { + received_avatar(stream, presence.from, sha1); + } else { + received_avatar(stream, get_bare_jid(presence.from), sha1); + } + } else { + Iq.Stanza iq = new Iq.Stanza.get(new StanzaNode.build("vCard", NS_URI).add_self_xmlns()); + if (Muc.Flag.get_flag(stream).is_occupant(presence.from)) { + iq.to = presence.from; + } else { + iq.to = get_bare_jid(presence.from); + } + Iq.Module.get_module(stream).send_iq(stream, iq, new IqResponseListenerImpl(this, storage, sha1)); + } + } + + private class IqResponseListenerImpl : Iq.ResponseListener, Object { + Module outer; + PixbufStorage storage; + string id; + public IqResponseListenerImpl(Module outer, PixbufStorage storage, string id) { + this.outer = outer; + this.id = id; + this.storage = storage; + } + public void on_result(XmppStream stream, Iq.Stanza iq) { + if (iq.is_error()) return; + StanzaNode? vcard_node = iq.stanza.get_subnode("vCard", NS_URI); + if (vcard_node == null) return; + StanzaNode? photo_node = vcard_node.get_subnode("PHOTO", NS_URI); + if (photo_node == null) return; + StanzaNode? binary_node = photo_node.get_subnode("BINVAL", NS_URI); + if (binary_node == null) return; + string? content = binary_node.get_string_content(); + if (content == null) return; + storage.store(id, Base64.decode(content)); + outer.received_avatar(stream, iq.from, id); + } + } +} +} diff --git a/xmpp-vala/src/module/xep/0060_pubsub.vala b/xmpp-vala/src/module/xep/0060_pubsub.vala new file mode 100644 index 00000000..3f96e7a1 --- /dev/null +++ b/xmpp-vala/src/module/xep/0060_pubsub.vala @@ -0,0 +1,107 @@ +using Gee; + +using Xmpp.Core; + +namespace Xmpp.Xep.Pubsub { + private const string NS_URI = "http://jabber.org/protocol/pubsub"; + private const string NS_URI_EVENT = NS_URI + "#event"; + + public class Module : XmppStreamModule { + public const string ID = "0060_pubsub_module"; + + private HashMap<string, EventListener> event_listeners = new HashMap<string, EventListener>(); + + public void add_filtered_notification(XmppStream stream, string node, EventListener listener) { + ServiceDiscovery.Module.get_module(stream).add_feature_notify(stream, node); + event_listeners[node] = listener; + } + + public void request(XmppStream stream, string jid, string node, RequestResponseListener listener) { // TODO multiple nodes gehen auch + Iq.Stanza a = new Iq.Stanza.get(new StanzaNode.build("pubsub", NS_URI).add_self_xmlns().put_node(new StanzaNode.build("items", NS_URI).put_attribute("node", node))); + a.to = jid; + Iq.Module.get_module(stream).send_iq(stream, a, new IqRequestResponseListener(listener)); + } + + private class IqRequestResponseListener : Iq.ResponseListener, Object { + RequestResponseListener response_listener; + public IqRequestResponseListener(RequestResponseListener response_listener) { this.response_listener = response_listener; } + public void on_result(XmppStream stream, Iq.Stanza iq) { + StanzaNode event_node = iq.stanza.get_subnode("pubsub", NS_URI); if (event_node == null) return; + StanzaNode items_node = event_node.get_subnode("items", NS_URI); if (items_node == null) return; + StanzaNode item_node = items_node.get_subnode("item", NS_URI); if (item_node == null) return; + string node = items_node.get_attribute("node", NS_URI); + string id = item_node.get_attribute("id", NS_URI); + response_listener.on_result(stream, iq.from, id, item_node.sub_nodes[0]); + } + } + + public void publish(XmppStream stream, string? jid, string node_id, string node, string item_id, StanzaNode content) { + StanzaNode pubsub_node = new StanzaNode.build("pubsub", NS_URI).add_self_xmlns(); + StanzaNode publish_node = new StanzaNode.build("publish", NS_URI).put_attribute("node", node_id); + pubsub_node.put_node(publish_node); + StanzaNode items_node = new StanzaNode.build("item", NS_URI).put_attribute("id", item_id); + items_node.put_node(content); + publish_node.put_node(items_node); + Iq.Stanza iq = new Iq.Stanza.set(pubsub_node); + Iq.Module.get_module(stream).send_iq(stream, iq, null); + } + + private class IqPublishResponseListener : Iq.ResponseListener, Object { + PublishResponseListener response_listener; + public IqPublishResponseListener(PublishResponseListener response_listener) { this.response_listener = response_listener; } + public void on_result(XmppStream stream, Iq.Stanza iq) { + if (iq.is_error()) { + response_listener.on_error(stream); + } else { + response_listener.on_success(stream); + } + } + } + + public override void attach(XmppStream stream) { + Iq.Module.require(stream); + Message.Module.require(stream); + ServiceDiscovery.Module.require(stream); + Message.Module.get_module(stream).received_message.connect(on_received_message); + } + + public override void detach(XmppStream stream) { + Message.Module.get_module(stream).received_message.disconnect(on_received_message); + } + + public static Module? get_module(XmppStream stream) { + return (Module?) stream.get_module(NS_URI, ID); + } + + public static void require(XmppStream stream) { + if (get_module(stream) == null) stream.add_module(new Module()); + } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return ID; } + + private void on_received_message(XmppStream stream, Message.Stanza message) { + StanzaNode event_node = message.stanza.get_subnode("event", NS_URI_EVENT); if (event_node == null) return; + StanzaNode items_node = event_node.get_subnode("items", NS_URI_EVENT); if (items_node == null) return; + StanzaNode item_node = items_node.get_subnode("item", NS_URI_EVENT); if (item_node == null) return; + string node = items_node.get_attribute("node", NS_URI_EVENT); + string id = item_node.get_attribute("id", NS_URI_EVENT); + if (event_listeners.has_key(node)) { + event_listeners[node].on_result(stream, message.from, id, item_node.sub_nodes[0]); + } + } + } + + public interface RequestResponseListener : Object { + public abstract void on_result(XmppStream stream, string jid, string id, StanzaNode node); + } + + public interface EventListener : Object { + public abstract void on_result(XmppStream stream, string jid, string id, StanzaNode node); + } + + public interface PublishResponseListener : Object { + public abstract void on_success(XmppStream stream); + public abstract void on_error(XmppStream stream); + } +} diff --git a/xmpp-vala/src/module/xep/0082_date_time_profiles.vala b/xmpp-vala/src/module/xep/0082_date_time_profiles.vala new file mode 100644 index 00000000..b2ce1077 --- /dev/null +++ b/xmpp-vala/src/module/xep/0082_date_time_profiles.vala @@ -0,0 +1,41 @@ +namespace Xmpp.Xep.DateTimeProfiles { + + public class Module { + public Regex DATETIME_REGEX; + + public Module() { + DATETIME_REGEX = new Regex("""^(\d{4})-(\d{2})-(\d{2})T(\d{2}):(\d{2}):(\d{2})(\.(\d{3}))?(Z|((\+|\-)(\d{2}):(\d{2})))$"""); + } + + public DateTime? parse_string(string time_string) { + MatchInfo match_info; + if (DATETIME_REGEX.match(time_string, RegexMatchFlags.ANCHORED, out match_info)) { + int year = int.parse(match_info.fetch(1)); + int month = int.parse(match_info.fetch(2)); + int day = int.parse(match_info.fetch(3)); + int hour = int.parse(match_info.fetch(4)); + int minute = int.parse(match_info.fetch(5)); + int second = int.parse(match_info.fetch(6)); + DateTime datetime = new DateTime.utc(year, month, day, hour, minute, second); + if (match_info.fetch(9) != "Z") { + char plusminus = match_info.fetch(11)[0]; + int tz_hour = int.parse(match_info.fetch(12)); + int tz_minute = int.parse(match_info.fetch(13)); + if (plusminus == '-') { + tz_hour *= -1; + tz_minute *= -1; + } + datetime.add_hours(tz_hour); + datetime.add_minutes(tz_minute); + } + return datetime; + } + return null; + } + + public string to_datetime(DateTime time) { + return time.format("%Y-%m-%dT%H:%M:%SZ"); + } +} + +}
\ No newline at end of file diff --git a/xmpp-vala/src/module/xep/0084_user_avatars.vala b/xmpp-vala/src/module/xep/0084_user_avatars.vala new file mode 100644 index 00000000..13d19674 --- /dev/null +++ b/xmpp-vala/src/module/xep/0084_user_avatars.vala @@ -0,0 +1,93 @@ +using Xmpp.Core; + +namespace Xmpp.Xep.UserAvatars { + private const string NS_URI = "urn:xmpp:avatar"; + private const string NS_URI_DATA = NS_URI + ":data"; + private const string NS_URI_METADATA = NS_URI + ":metadata"; + + public class Module : XmppStreamModule { + public const string ID = "0084_user_avatars"; + + public signal void received_avatar(XmppStream stream, string jid, string id); + + private PixbufStorage storage; + + public Module(PixbufStorage storage) { + this.storage = storage; + } + + public void publish_png(XmppStream stream, uint8[] image, int width, int height) { + string sha1 = Checksum.compute_for_data(ChecksumType.SHA1, image); + StanzaNode data_node = new StanzaNode.build("data", NS_URI_DATA).add_self_xmlns() + .put_node(new StanzaNode.text(Base64.encode(image))); + Pubsub.Module.get_module(stream).publish(stream, null, NS_URI_DATA, NS_URI_DATA, sha1, data_node); + + StanzaNode metadata_node = new StanzaNode.build("metadata", NS_URI_METADATA).add_self_xmlns(); + StanzaNode info_node = new StanzaNode.build("info", NS_URI_METADATA) + .put_attribute("bytes", image.length.to_string()) + .put_attribute("id", sha1) + .put_attribute("width", width.to_string()) + .put_attribute("height", height.to_string()) + .put_attribute("type", "image/png"); + metadata_node.put_node(info_node); + Pubsub.Module.get_module(stream).publish(stream, null, NS_URI_METADATA, NS_URI_METADATA, sha1, metadata_node); + } + + private class PublishResponseListenerImpl : Pubsub.PublishResponseListener, Object { + PublishResponseListener listener; + PublishResponseListenerImpl other; + public PublishResponseListenerImpl(PublishResponseListener listener, PublishResponseListenerImpl other) { + this.listener = listener; + this.other = other; + } + public void on_success(XmppStream stream) { listener.on_success(stream); } + public void on_error(XmppStream stream) { listener.on_error(stream); } + } + + public override void attach(XmppStream stream) { + Pubsub.Module.require(stream); + Pubsub.Module.get_module(stream).add_filtered_notification(stream, NS_URI_METADATA, new PubsubEventListenerImpl(storage)); + } + + public override void detach(XmppStream stream) { } + + class PubsubEventListenerImpl : Pubsub.EventListener, Object { + PixbufStorage storage; + public PubsubEventListenerImpl(PixbufStorage storage) { this.storage = storage; } + public void on_result(XmppStream stream, string jid, string id, StanzaNode node) { + StanzaNode info_node = node.get_subnode("info", NS_URI_METADATA); + if (info_node.get_attribute("type") != "image/png") return; + if (storage.has_image(id)) { + Module.get_module(stream).received_avatar(stream, jid, id); + } else { + Pubsub.Module.get_module(stream).request(stream, jid, NS_URI_DATA, new PubsubRequestResponseListenerImpl(storage)); + } + } + } + + class PubsubRequestResponseListenerImpl : Pubsub.RequestResponseListener, Object { + PixbufStorage storage; + public PubsubRequestResponseListenerImpl(PixbufStorage storage) { this.storage = storage; } + public void on_result(XmppStream stream, string jid, string id, StanzaNode node) { + storage.store(id, Base64.decode(node.get_string_content())); + Module.get_module(stream).received_avatar(stream, jid, id); + } + } + + public static Module? get_module(XmppStream stream) { + return (Module?) stream.get_module(NS_URI, ID); + } + + public static void require(XmppStream stream) { + if (get_module(stream) == null) stderr.printf("UserAvatarsModule required but not attached!\n"); + } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return ID; } + } + + public interface PublishResponseListener : Object { + public abstract void on_success(XmppStream stream); + public abstract void on_error(XmppStream stream); + } +} diff --git a/xmpp-vala/src/module/xep/0085_chat_state_notifications.vala b/xmpp-vala/src/module/xep/0085_chat_state_notifications.vala new file mode 100644 index 00000000..cefc7a18 --- /dev/null +++ b/xmpp-vala/src/module/xep/0085_chat_state_notifications.vala @@ -0,0 +1,74 @@ +using Gee; + +using Xmpp.Core; + +namespace Xmpp.Xep.ChatStateNotifications { +private const string NS_URI = "http://jabber.org/protocol/chatstates"; + +public const string STATE_ACTIVE = "active"; +public const string STATE_INACTIVE = "inactive"; +public const string STATE_GONE = "gone"; +public const string STATE_COMPOSING = "composing"; +public const string STATE_PAUSED = "paused"; + +private const string[] STATES = {STATE_ACTIVE, STATE_INACTIVE, STATE_GONE, STATE_COMPOSING, STATE_PAUSED}; + +public class Module : XmppStreamModule { + public const string ID = "0085_chat_state_notifications"; + + public signal void chat_state_received(XmppStream stream, string jid, string state); + + /** + * "A message stanza that does not contain standard messaging content [...] SHOULD be a state other than <active/>" (0085, 5.6) + */ + public void send_state(XmppStream stream, string jid, string state) { + Message.Stanza message = new Message.Stanza(); + message.to = jid; + message.type_ = Message.Stanza.TYPE_CHAT; + message.stanza.put_node(new StanzaNode.build(state, NS_URI).add_self_xmlns()); + Message.Module.get_module(stream).send_message(stream, message); + } + + public override void attach(XmppStream stream) { + ServiceDiscovery.Module.require(stream); + ServiceDiscovery.Module.get_module(stream).add_feature(stream, NS_URI); + Message.Module.get_module(stream).pre_send_message.connect(on_pre_send_message); + Message.Module.get_module(stream).received_message.connect(on_received_message); + } + + public override void detach(XmppStream stream) { + Message.Module.get_module(stream).pre_send_message.disconnect(on_pre_send_message); + Message.Module.get_module(stream).received_message.disconnect(on_received_message); + } + + public static Module? get_module(XmppStream stream) { + return (Module?) stream.get_module(NS_URI, ID); + } + + public static void require(XmppStream stream) { + if (get_module(stream) == null) stream.add_module(new Module()); ; + } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return ID; } + + private void on_pre_send_message(XmppStream stream, Message.Stanza message) { + if (message.body == null) return; + if (message.type_ != Message.Stanza.TYPE_CHAT) return; + message.stanza.put_node(new StanzaNode.build(STATE_ACTIVE, NS_URI).add_self_xmlns()); + } + + private void on_received_message(XmppStream stream, Message.Stanza message) { + if (!message.is_error()) { + ArrayList<StanzaNode> nodes = message.stanza.get_all_subnodes(); + foreach (StanzaNode node in nodes) { + if (node.ns_uri == NS_URI && + node.name in STATES) { + chat_state_received(stream, message.from, node.name); + } + } + } + } +} + +} diff --git a/xmpp-vala/src/module/xep/0115_entitiy_capabilities.vala b/xmpp-vala/src/module/xep/0115_entitiy_capabilities.vala new file mode 100644 index 00000000..472eb9bd --- /dev/null +++ b/xmpp-vala/src/module/xep/0115_entitiy_capabilities.vala @@ -0,0 +1,125 @@ +using Gee; + +using Xmpp.Core; + +namespace Xmpp.Xep.EntityCapabilities { + private const string NS_URI = "http://jabber.org/protocol/caps"; + + public class Module : XmppStreamModule { + public const string ID = "0115_entity_capabilities"; + + private string own_ver_hash; + private Storage storage; + + public Module(Storage storage) { + this.storage = storage; + } + + private string get_own_hash(XmppStream stream) { + if (own_ver_hash == null) { + own_ver_hash = compute_hash(ServiceDiscovery.Module.get_module(stream).identities, ServiceDiscovery.Flag.get_flag(stream).features); + } + return own_ver_hash; + } + + public override void attach(XmppStream stream) { + ServiceDiscovery.Module.require(stream); + Presence.Module.require(stream); + Presence.Module.get_module(stream).pre_send_presence_stanza.connect(on_pre_send_presence_stanza); + Presence.Module.get_module(stream).received_presence.connect(on_received_presence); + ServiceDiscovery.Module.get_module(stream).add_feature(stream, NS_URI); + } + + public override void detach(XmppStream stream) { + Presence.Module.get_module(stream).pre_send_presence_stanza.disconnect(on_pre_send_presence_stanza); + Presence.Module.get_module(stream).received_presence.disconnect(on_received_presence); + } + + public static Module? get_module(XmppStream stream) { + return (Module?) stream.get_module(NS_URI, ID); + } + + public static void require(XmppStream stream) { + if (get_module(stream) == null) stderr.printf("EntityCapabilitiesModule required but not attached!\n"); + } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return ID; } + + private void on_pre_send_presence_stanza(XmppStream stream, Presence.Stanza presence) { + if (presence.type_ == Presence.Stanza.TYPE_AVAILABLE) { + presence.stanza.put_node(new StanzaNode.build("c", NS_URI).add_self_xmlns() + .put_attribute("hash", "sha-1") + .put_attribute("node", "http://dino-im.org") + .put_attribute("ver", get_own_hash(stream))); + } + } + + private void on_received_presence(XmppStream stream, Presence.Stanza presence) { + StanzaNode? c_node = presence.stanza.get_subnode("c", NS_URI); + if (c_node != null) { + string ver_attribute = c_node.get_attribute("ver", NS_URI); + ArrayList<string> capabilities = storage.get_features(ver_attribute); + if (capabilities.size == 0) { + ServiceDiscovery.Module.get_module(stream) + .request_info(stream, presence.from, new ServiceDiscoveryInfoResponseListenerImpl(storage, ver_attribute)); + } else { + ServiceDiscovery.Flag.get_flag(stream).set_entitiy_features(presence.from, capabilities); + } + } + } + + private class ServiceDiscoveryInfoResponseListenerImpl : ServiceDiscovery.InfoResponseListener, Object { + private Storage storage; + private string entity; + + public ServiceDiscoveryInfoResponseListenerImpl(Storage storage, string entity) { + this.storage = storage; + this.entity = entity; + } + public void on_result(XmppStream stream, ServiceDiscovery.InfoResult query_result) { + if (compute_hash(query_result.identities, query_result.features) == entity) { + storage.store_features(entity, query_result.features); + } + } + } + + private static string compute_hash(ArrayList<ServiceDiscovery.Identity> identities, ArrayList<string> features) { + identities.sort(compare_identities); + features.sort(); + + string s = ""; + foreach (ServiceDiscovery.Identity identity in identities) { + string s_identity = identity.category + "/" + identity.type_ + "//"; + if (identity.name != null) s_identity += identity.name; + s_identity += "<"; + s += s_identity; + } + foreach (string feature in features) { + s += feature + "<"; + } + + Checksum c = new Checksum(ChecksumType.SHA1); + c.update(s.data, -1); + size_t size = 20; + uint8[] buf = new uint8[size]; + c.get_digest(buf, ref size); + + return Base64.encode(buf); + } + + private static int compare_identities(ServiceDiscovery.Identity a, ServiceDiscovery.Identity b) { + int category_comp = a.category.collate(b.category); + if (category_comp != 0) return category_comp; + int type_comp = a.type_.collate(b.type_); + if (type_comp != 0) return type_comp; + // TODO lang + return 0; + } + } + + public interface Storage : Object { + public abstract void store_features(string entitiy, ArrayList<string> capabilities); + public abstract ArrayList<string> get_features(string entitiy); + } +} diff --git a/xmpp-vala/src/module/xep/0184_message_delivery_receipts.vala b/xmpp-vala/src/module/xep/0184_message_delivery_receipts.vala new file mode 100644 index 00000000..489592fa --- /dev/null +++ b/xmpp-vala/src/module/xep/0184_message_delivery_receipts.vala @@ -0,0 +1,62 @@ +using Gdk; + +using Xmpp.Core; + +namespace Xmpp.Xep.MessageDeliveryReceipts { + private const string NS_URI = "urn:xmpp:receipts"; + + public class Module : XmppStreamModule { + public const string ID = "0184_message_delivery_receipts"; + + public signal void receipt_received(XmppStream stream, string jid, string id); + + public override void attach(XmppStream stream) { + ServiceDiscovery.Module.require(stream); + Message.Module.require(stream); + + ServiceDiscovery.Module.get_module(stream).add_feature(stream, NS_URI); + Message.Module.get_module(stream).received_message.connect(received_message); + Message.Module.get_module(stream).pre_send_message.connect(pre_send_message); + } + + public override void detach(XmppStream stream) { + Message.Module.get_module(stream).received_message.disconnect(received_message); + Message.Module.get_module(stream).pre_send_message.disconnect(pre_send_message); + } + + public static Module? get_module(XmppStream stream) { + return (Module?) stream.get_module(NS_URI, ID); + } + + public static void require(XmppStream stream) { + if (get_module(stream) == null) stream.add_module(new Module()); + } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return ID; } + + private void received_message(XmppStream stream, Message.Stanza message) { + StanzaNode? received_node = message.stanza.get_subnode("received", NS_URI); + if (received_node != null) { + receipt_received(stream, message.from, received_node.get_attribute("id", NS_URI)); + } else if (message.stanza.get_subnode("request", NS_URI) != null) { + send_received(stream, message); + } + } + + private void send_received(XmppStream stream, Message.Stanza message) { + Message.Stanza received_message = new Message.Stanza(); + received_message.to = message.from; + received_message.stanza.put_node(new StanzaNode.build("received", NS_URI).add_self_xmlns().put_attribute("id", message.id)); + Message.Module.get_module(stream).send_message(stream, received_message); + } + + private void pre_send_message(XmppStream stream, Message.Stanza message) { + StanzaNode? received_node = message.stanza.get_subnode("received", NS_URI); + if (received_node != null) return; + if (message.body == null) return; + if (message.type_ == Message.Stanza.TYPE_GROUPCHAT) return; + message.stanza.put_node(new StanzaNode.build("request", NS_URI).add_self_xmlns()); + } + } +} diff --git a/xmpp-vala/src/module/xep/0199_ping.vala b/xmpp-vala/src/module/xep/0199_ping.vala new file mode 100644 index 00000000..82da1d23 --- /dev/null +++ b/xmpp-vala/src/module/xep/0199_ping.vala @@ -0,0 +1,56 @@ +using Gee; + +using Xmpp.Core; + +namespace Xmpp.Xep.Ping { + private const string NS_URI = "urn:xmpp:ping"; + + public class Module : XmppStreamModule { + public const string ID = "0199_ping"; + + public void send_ping(XmppStream stream, string jid, ResponseListener? listener = null) { + Iq.Stanza iq = new Iq.Stanza.get(new StanzaNode.build("ping", NS_URI).add_self_xmlns()); + iq.to = jid; + Iq.Module.get_module(stream).send_iq(stream, iq, listener == null? null : new IqResponseListenerImpl(listener)); + } + + private class IqResponseListenerImpl : Iq.ResponseListener, Object { + ResponseListener listener; + public IqResponseListenerImpl(ResponseListener listener) { + this.listener = listener; + } + public void on_result(XmppStream stream, Iq.Stanza iq) { + listener.on_result(stream); + } + } + + public override void attach(XmppStream stream) { + Iq.Module.require(stream); + Iq.Module.get_module(stream).register_for_namespace(NS_URI, new IqHandlerImpl()); + } + + public override void detach(XmppStream stream) { } + + public static Module? get_module(XmppStream stream) { + return (Module?) stream.get_module(NS_URI, ID); + } + + public static void require(XmppStream stream) { + if (get_module(stream) == null) stream.add_module(new Module()); + } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return ID; } + + private class IqHandlerImpl : Iq.Handler, Object { + public void on_iq_get(XmppStream stream, Iq.Stanza iq) { + Iq.Module.get_module(stream).send_iq(stream, new Iq.Stanza.result(iq)); + } + public void on_iq_set(XmppStream stream, Iq.Stanza iq) { } + } + } + + public interface ResponseListener : Object { + public abstract void on_result(XmppStream stream); + } +} diff --git a/xmpp-vala/src/module/xep/0203_delayed_delivery.vala b/xmpp-vala/src/module/xep/0203_delayed_delivery.vala new file mode 100644 index 00000000..9f9761f2 --- /dev/null +++ b/xmpp-vala/src/module/xep/0203_delayed_delivery.vala @@ -0,0 +1,62 @@ +using Xmpp.Core; + +namespace Xmpp.Xep.DelayedDelivery { + private const string NS_URI = "urn:xmpp:delay"; + + public class Module : XmppStreamModule { + public const string ID = "0203_delayed_delivery"; + + public static void set_message_delay(Message.Stanza message, DateTime datetime) { + StanzaNode delay_node = (new StanzaNode.build("delay", NS_URI)).add_self_xmlns(); + delay_node.put_attribute("stamp", (new DateTimeProfiles.Module()).to_datetime(datetime)); + message.stanza.put_node(delay_node); + } + + public static DateTime? get_send_time(Message.Stanza message) { + StanzaNode? delay_node = message.stanza.get_subnode("delay", NS_URI); + if (delay_node != null) { + string time = delay_node.get_attribute("stamp"); + return (new DateTimeProfiles.Module()).parse_string(time); + } else { + return null; + } + } + + public override void attach(XmppStream stream) { + Message.Module.get_module(stream).pre_received_message.connect(on_pre_received_message); + } + + public override void detach(XmppStream stream) { } + + public static Module? get_module(XmppStream stream) { + return (Module?) stream.get_module(NS_URI, ID); + } + + public static void require(XmppStream stream) { + if (get_module(stream) == null) stream.add_module(new Module()); + } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return ID; } + + private void on_pre_received_message(XmppStream stream, Message.Stanza message) { + DateTime? datetime = get_send_time(message); + if (datetime != null) message.add_flag(new MessageFlag(datetime)); + } + } + + public class MessageFlag : Message.MessageFlag { + public const string ID = "delayed_delivery"; + + public DateTime datetime { get; private set; } + + public MessageFlag(DateTime datetime) { + this.datetime = datetime; + } + + public static MessageFlag? get_flag(Message.Stanza message) { return (MessageFlag) message.get_flag(NS_URI, ID); } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return ID; } + } +} diff --git a/xmpp-vala/src/module/xep/0280_message_carbons.vala b/xmpp-vala/src/module/xep/0280_message_carbons.vala new file mode 100644 index 00000000..18b2ecdf --- /dev/null +++ b/xmpp-vala/src/module/xep/0280_message_carbons.vala @@ -0,0 +1,91 @@ +using Xmpp.Core; + +namespace Xmpp.Xep.MessageCarbons { + private const string NS_URI = "urn:xmpp:carbons:2"; + + public class Module : XmppStreamModule { + public const string ID = "0280_message_carbons_module"; + + public void enable(XmppStream stream) { + Iq.Stanza iq = new Iq.Stanza.set(new StanzaNode.build("enable", NS_URI).add_self_xmlns()); + Iq.Module.get_module(stream).send_iq(stream, iq); + } + + public void disable(XmppStream stream) { + Iq.Stanza iq = new Iq.Stanza.set(new StanzaNode.build("disable", NS_URI).add_self_xmlns()); + Iq.Module.get_module(stream).send_iq(stream, iq); + } + + public override void attach(XmppStream stream) { + Bind.Module.require(stream); + Iq.Module.require(stream); + Message.Module.require(stream); + ServiceDiscovery.Module.require(stream); + + stream.stream_negotiated.connect(enable); + Message.Module.get_module(stream).pre_received_message.connect(pre_received_message); + ServiceDiscovery.Module.get_module(stream).add_feature(stream, NS_URI); + } + + public override void detach(XmppStream stream) { + stream.stream_negotiated.disconnect(enable); + Message.Module.get_module(stream).pre_received_message.disconnect(pre_received_message); + } + + public static Module? get_module(XmppStream stream) { + return (Module?) stream.get_module(NS_URI, ID); + } + + public static void require(XmppStream stream) { + if (get_module(stream) == null) stream.add_module(new Module()); + } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return ID; } + + private void pre_received_message(XmppStream stream, Message.Stanza message) { + StanzaNode? received_node = message.stanza.get_subnode("received", NS_URI); + StanzaNode? sent_node = received_node == null ? message.stanza.get_subnode("sent", NS_URI) : null; + StanzaNode? carbons_node = received_node != null ? received_node : sent_node; + if (carbons_node != null) { + StanzaNode? forwarded_node = carbons_node.get_subnode("forwarded", "urn:xmpp:forward:0"); + if (forwarded_node != null) { + StanzaNode? message_node = forwarded_node.get_subnode("message", Message.NS_URI); + string? from_attribute = message_node.get_attribute("from", Message.NS_URI); + // The security model assumed by this document is that all of the resources for a single user are in the same trust boundary. + // Any forwarded copies received by a Carbons-enabled client MUST be from that user's bare JID; any copies that do not meet this requirement MUST be ignored. + if (from_attribute != null && from_attribute == get_bare_jid(Bind.Flag.get_flag(stream).my_jid)) { + if (received_node != null) { + message.add_flag(new MessageFlag(MessageFlag.TYPE_RECEIVED)); + } else if (sent_node != null) { + message.add_flag(new MessageFlag(MessageFlag.TYPE_SENT)); + } + message.stanza = message_node; + message.rerun_parsing = true; + } + message.stanza = message_node; + message.rerun_parsing = true; + } + } + } + } + + public class MessageFlag : Message.MessageFlag { + public const string id = "message_carbons"; + + public const string TYPE_RECEIVED = "received"; + public const string TYPE_SENT = "sent"; + private string type_; + + public MessageFlag(string type) { + this.type_ = type; + } + + public static MessageFlag? get_flag(Message.Stanza message) { + return (MessageFlag) message.get_flag(NS_URI, id); + } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return id; } + } +} diff --git a/xmpp-vala/src/module/xep/0333_chat_markers.vala b/xmpp-vala/src/module/xep/0333_chat_markers.vala new file mode 100644 index 00000000..0dc0e637 --- /dev/null +++ b/xmpp-vala/src/module/xep/0333_chat_markers.vala @@ -0,0 +1,81 @@ +using Gee; + +using Xmpp.Core; + +namespace Xmpp.Xep.ChatMarkers { +private const string NS_URI = "urn:xmpp:chat-markers:0"; + +public const string MARKER_RECEIVED = "received"; +public const string MARKER_DISPLAYED = "displayed"; +public const string MARKER_ACKNOWLEDGED = "acknowledged"; + +private const string[] MARKERS = {MARKER_RECEIVED, MARKER_DISPLAYED, MARKER_ACKNOWLEDGED}; + +public class Module : XmppStreamModule { + public const string ID = "0333_chat_markers"; + + public signal void marker_received(XmppStream stream, string jid, string marker, string id); + + public void send_marker(XmppStream stream, string jid, string message_id, string type_, string marker) { + Message.Stanza received_message = new Message.Stanza(); + received_message.to = jid; + received_message.type_ = type_; + received_message.stanza.put_node(new StanzaNode.build(marker, NS_URI).add_self_xmlns().put_attribute("id", message_id)); + Message.Module.get_module(stream).send_message(stream, received_message); + } + + public static bool requests_marking(Message.Stanza message) { + StanzaNode markable_node = message.stanza.get_subnode("markable", NS_URI); + return markable_node != null; + } + + public override void attach(XmppStream stream) { + Iq.Module.require(stream); + Message.Module.require(stream); + ServiceDiscovery.Module.require(stream); + + ServiceDiscovery.Module.get_module(stream).add_feature(stream, NS_URI); + Message.Module.get_module(stream).pre_send_message.connect(on_pre_send_message); + Message.Module.get_module(stream).received_message.connect(on_received_message); + } + + public override void detach(XmppStream stream) { + Message.Module.get_module(stream).pre_send_message.disconnect(on_pre_send_message); + Message.Module.get_module(stream).received_message.disconnect(on_received_message); + } + + public static Module? get_module(XmppStream stream) { + return (Module?) stream.get_module(NS_URI, ID); + } + + public static void require(XmppStream stream) { + if (get_module(stream) == null) stream.add_module(new ChatMarkers.Module()); + } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return ID; } + + private void on_received_message(XmppStream stream, Message.Stanza message) { + if (message.type_ != Message.Stanza.TYPE_CHAT) return; + if (requests_marking(message)) { + send_marker(stream, message.from, message.id, message.type_, MARKER_RECEIVED); + return; + } + ArrayList<StanzaNode> nodes = message.stanza.get_all_subnodes(); + foreach (StanzaNode node in nodes) { + if (node.ns_uri == NS_URI && node.name in MARKERS) { + marker_received(stream, message.from, node.name, node.get_attribute("id", NS_URI)); + } + } + } + + private void on_pre_send_message(XmppStream stream, Message.Stanza message) { + StanzaNode? received_node = message.stanza.get_subnode("received", NS_URI); + if (received_node != null) return; + if (message.body == null) return; + if (message.type_ != Message.Stanza.TYPE_CHAT) return; + message.stanza.put_node(new StanzaNode.build("markable", NS_URI).add_self_xmlns()); + } +} + +} diff --git a/xmpp-vala/src/module/xep/pixbuf_storage.vala b/xmpp-vala/src/module/xep/pixbuf_storage.vala new file mode 100644 index 00000000..0caf4924 --- /dev/null +++ b/xmpp-vala/src/module/xep/pixbuf_storage.vala @@ -0,0 +1,9 @@ +using Gdk; + +namespace Xmpp.Xep { +public interface PixbufStorage : Object { + public abstract void store(string id, uint8[] data); + public abstract bool has_image(string id); + public abstract Pixbuf? get_image(string id); +} +}
\ No newline at end of file diff --git a/xmpp-vala/vapi/uuid.vapi b/xmpp-vala/vapi/uuid.vapi new file mode 100644 index 00000000..991917a7 --- /dev/null +++ b/xmpp-vala/vapi/uuid.vapi @@ -0,0 +1,60 @@ +/* libuuid Vala Bindings + * Copyright 2014 Evan Nemerson <evan@nemerson.com> + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, copy, + * modify, merge, publish, distribute, sublicense, and/or sell copies + * of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +[CCode (cheader_filename = "uuid.h", lower_case_cprefix = "uuid_")] +namespace UUID { + [CCode (cname = "int", has_type_id = false)] + public enum Variant { + NCS, + DCE, + MICROSOFT, + OTHER + } + + [CCode (cname = "int", has_type_id = false)] + public enum Type { + DCE_TIME, + DCE_RANDOM + } + + public static void clear ([CCode (array_length = false)] uint8 uu[16]); + public static void copy (uint8 dst[16], uint8 src[16]); + + public static void generate ([CCode (array_length = false)] uint8 @out[16]); + public static void generate_random ([CCode (array_length = false)] uint8 @out[16]); + public static void generate_time ([CCode (array_length = false)] uint8 @out[16]); + public static void generate_time_safe ([CCode (array_length = false)] uint8 @out[16]); + + public static bool is_null ([CCode (array_length = false)] uint8 uu[16]); + + public static int parse (string in, [CCode (array_length = false)] uint8 uu[16]); + + public static void unparse ([CCode (array_length = false)] uint8 uu[16], [CCode (array_length = false)] char @out[37]); + public static void unparse_lower ([CCode (array_length = false)] uint8 uu[16], [CCode (array_length = false)] char @out[37]); + public static void unparse_upper ([CCode (array_length = false)] uint8 uu[16], [CCode (array_length = false)] char @out[37]); + +// public static time_t time ([CCode (array_length = false)] uint8 uu[16], out Posix.timeval ret_tv); + public static UUID.Type type ([CCode (array_length = false)] uint8 uu[16]); + public static UUID.Variant variant ([CCode (array_length = false)] uint8 uu[16]); +} |