From fb36ea055301b6db513a31acde30f315e2c0fd68 Mon Sep 17 00:00:00 2001
From: fiaxh <git@mx.ax.lt>
Date: Wed, 16 Aug 2017 11:44:42 +0200
Subject: Message Archive Management

---
 xmpp-vala/CMakeLists.txt                           |   1 +
 xmpp-vala/src/module/xep/0004_data_forms.vala      |  93 ++++++++++-----
 xmpp-vala/src/module/xep/0045_muc/module.vala      |   2 +-
 .../src/module/xep/0082_date_time_profiles.vala    |  54 ++++-----
 .../src/module/xep/0203_delayed_delivery.vala      |  18 +--
 .../xep/0313_message_archive_management.vala       | 126 +++++++++++++++++++++
 6 files changed, 228 insertions(+), 66 deletions(-)
 create mode 100644 xmpp-vala/src/module/xep/0313_message_archive_management.vala

(limited to 'xmpp-vala')

diff --git a/xmpp-vala/CMakeLists.txt b/xmpp-vala/CMakeLists.txt
index 4c4f34d2..3306cf7e 100644
--- a/xmpp-vala/CMakeLists.txt
+++ b/xmpp-vala/CMakeLists.txt
@@ -60,6 +60,7 @@ SOURCES
     "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/0313_message_archive_management.vala"
     "src/module/xep/0333_chat_markers.vala"
     "src/module/xep/0368_srv_records_tls.vala"
     "src/module/xep/pixbuf_storage.vala"
diff --git a/xmpp-vala/src/module/xep/0004_data_forms.vala b/xmpp-vala/src/module/xep/0004_data_forms.vala
index a0e8cd43..57ff834a 100644
--- a/xmpp-vala/src/module/xep/0004_data_forms.vala
+++ b/xmpp-vala/src/module/xep/0004_data_forms.vala
@@ -21,8 +21,12 @@ public class DataForm {
     }
 
     public void submit() {
+        on_result(stream, get_submit_node());
+    }
+
+    public StanzaNode get_submit_node() {
         stanza_node.set_attribute("type", "submit");
-        on_result(stream, stanza_node);
+        return stanza_node;
     }
 
     public enum Type {
@@ -46,19 +50,24 @@ public class DataForm {
         }
     }
 
-    public abstract class Field {
-        public string label {
+    public class Field {
+        public StanzaNode node { get; set; }
+        public string? label {
             get { return node.get_attribute("label", NS_URI); }
             set { node.set_attribute("label", value); }
+            default = null;
         }
-        public StanzaNode node { get; set; }
-        public abstract Type type_ { get; internal set; }
-        public string var {
+        public virtual Type? type_ { get; internal set; default=null; }
+        public string? var {
             get { return node.get_attribute("var", NS_URI); }
             set { node.set_attribute("var", value); }
         }
 
-        public Field(StanzaNode node) {
+        public Field() {
+            this.node = new StanzaNode.build("field", NS_URI);
+        }
+
+        public Field.from_node(StanzaNode node) {
             this.node = node;
         }
 
@@ -103,73 +112,94 @@ public class DataForm {
     }
 
     public class BooleanField : Field {
-        public override Type type_ { get; internal set; default=Type.BOOLEAN; }
         public bool value {
             get { return get_value_string() == "1"; }
             set { set_value_string(value ? "1" : "0"); }
         }
-        public BooleanField(StanzaNode node) { base(node); }
+        public BooleanField(StanzaNode node) {
+            base.from_node(node);
+            type_ = Type.BOOLEAN;
+        }
     }
 
     public class FixedField : Field {
-        public override Type type_ { get; internal set; default=Type.FIXED; }
         public string value {
             owned get { return get_value_string(); }
             set { set_value_string(value); }
         }
-        public FixedField(StanzaNode node) { base(node); }
+        public FixedField(StanzaNode node) {
+            base.from_node(node);
+            type_ = Type.FIXED;
+        }
     }
 
     public class HiddenField : Field {
-        public override Type type_ { get; internal set; default=Type.HIDDEN; }
-        public HiddenField(StanzaNode node) { base(node); }
+        public HiddenField() {
+            base();
+            type_ = Type.HIDDEN;;
+            node.put_attribute("type", "hidden");
+        }
+        public HiddenField.from_node(StanzaNode node) {
+            base.from_node(node);
+            type_ = Type.HIDDEN;;
+        }
     }
 
     public class JidMultiField : Field {
         public Gee.List<Option> options { owned get { return get_options(); } }
-        public override Type type_ { get; internal set; default=Type.JID_MULTI; }
         public Gee.List<string> value { get; set; }
-        public JidMultiField(StanzaNode node) { base(node); }
+        public JidMultiField(StanzaNode node) {
+            base.from_node(node);
+            type_ = Type.JID_MULTI;
+        }
     }
 
     public class ListSingleField : Field {
         public Gee.List<Option> options { owned get { return get_options(); } }
-        public override Type type_ { get; internal set; default=Type.LIST_SINGLE; }
         public string value {
             owned get { return get_value_string(); }
             set { set_value_string(value); }
         }
-        public ListSingleField(StanzaNode node) { base(node); }
+        public ListSingleField(StanzaNode node) {
+            base.from_node(node);
+            type_ = Type.LIST_SINGLE;;
+        }
     }
 
     public class ListMultiField : Field {
         public Gee.List<Option> options { owned get { return get_options(); } }
-        public override Type type_ { get; internal set; default=Type.LIST_MULTI; }
         public Gee.List<string> value { get; set; }
-        public ListMultiField(StanzaNode node) { base(node); }
+        public ListMultiField(StanzaNode node) {
+            base.from_node(node);
+            type_ = Type.LIST_MULTI;
+        }
     }
 
     public class TextPrivateField : Field {
-        public override Type type_ { get; internal set; default=Type.TEXT_PRIVATE; }
         public string value {
             owned get { return get_value_string(); }
             set { set_value_string(value); }
         }
-        public TextPrivateField(StanzaNode node) { base(node); }
+        public TextPrivateField(StanzaNode node) {
+            base.from_node(node);
+            type_ = Type.TEXT_PRIVATE;
+        }
     }
 
     public class TextSingleField : Field {
-        public override Type type_ { get; internal set; default=Type.TEXT_SINGLE; }
         public string value {
             owned get { return get_value_string(); }
             set { set_value_string(value); }
         }
-        public TextSingleField(StanzaNode node) { base(node); }
+        public TextSingleField(StanzaNode node) {
+            base.from_node(node);
+            type_ = Type.TEXT_SINGLE;
+        }
     }
 
     // TODO text-multi
 
-    internal DataForm(StanzaNode node, XmppStream stream, owned OnResult listener) {
+    internal DataForm.from_node(StanzaNode node, XmppStream stream, owned OnResult listener) {
         this.stanza_node = node;
         this.stream = stream;
         this.on_result = (owned)listener;
@@ -183,7 +213,7 @@ public class DataForm {
                 case "fixed":
                     fields.add(new FixedField(field_node)); break;
                 case "hidden":
-                    fields.add(new HiddenField(field_node)); break;
+                    fields.add(new HiddenField.from_node(field_node)); break;
                 case "jid-multi":
                     fields.add(new JidMultiField(field_node)); break;
                 case "list-single":
@@ -198,9 +228,18 @@ public class DataForm {
         }
     }
 
+    internal DataForm() {
+        this.stanza_node = new StanzaNode.build("x", NS_URI).add_self_xmlns();
+    }
+
     public delegate void OnResult(XmppStream stream, StanzaNode node);
-    public static DataForm? create(XmppStream stream, StanzaNode node, owned OnResult listener) {
-        return new DataForm(node, stream, (owned)listener);
+    public static DataForm? create_from_node(XmppStream stream, StanzaNode node, owned OnResult listener) {
+        return new DataForm.from_node(node, stream, (owned)listener);
+    }
+
+    public void add_field(Field field) {
+        fields.add(field);
+        stanza_node.put_node(field.node);
     }
 }
 
diff --git a/xmpp-vala/src/module/xep/0045_muc/module.vala b/xmpp-vala/src/module/xep/0045_muc/module.vala
index a5d99b2c..fd4e8ba5 100644
--- a/xmpp-vala/src/module/xep/0045_muc/module.vala
+++ b/xmpp-vala/src/module/xep/0045_muc/module.vala
@@ -148,7 +148,7 @@ public class Module : XmppStreamModule {
         stream.get_module(Iq.Module.IDENTITY).send_iq(stream, get_iq, (stream, form_iq) => {
             StanzaNode? x_node = form_iq.stanza.get_deep_subnode(NS_URI_OWNER + ":query", DataForms.NS_URI + ":x");
             if (x_node != null) {
-                DataForms.DataForm data_form = DataForms.DataForm.create(stream, x_node, (stream, node) => {
+                DataForms.DataForm data_form = DataForms.DataForm.create_from_node(stream, x_node, (stream, node) => {
                     StanzaNode stanza_node = new StanzaNode.build("query", NS_URI_OWNER);
                     stanza_node.add_self_xmlns().put_node(node);
                     Iq.Stanza set_iq = new Iq.Stanza.set(stanza_node);
diff --git a/xmpp-vala/src/module/xep/0082_date_time_profiles.vala b/xmpp-vala/src/module/xep/0082_date_time_profiles.vala
index 57c7ec4d..5c09e4a6 100644
--- a/xmpp-vala/src/module/xep/0082_date_time_profiles.vala
+++ b/xmpp-vala/src/module/xep/0082_date_time_profiles.vala
@@ -1,42 +1,34 @@
 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}))?))$""");
-    }
-
-    public DateTime? parse_string(string time_string) {
-        MatchInfo match_info;
-        if (DATETIME_REGEX.match(time_string, RegexMatchFlags.ANCHORED, out match_info)) {
-            int year = int.parse(match_info.fetch(1));
-            int month = int.parse(match_info.fetch(2));
-            int day = int.parse(match_info.fetch(3));
-            int hour = int.parse(match_info.fetch(4));
-            int minute = int.parse(match_info.fetch(5));
-            int second = int.parse(match_info.fetch(6));
-            DateTime datetime = new DateTime.utc(year, month, day, hour, minute, second);
-            if (match_info.fetch(9) != "Z") {
-                char plusminus = match_info.fetch(11)[0];
-                int tz_hour = int.parse(match_info.fetch(12));
-                int tz_minute = int.parse(match_info.fetch(13));
-                if (plusminus == '-') {
-                    tz_hour *= -1;
-                    tz_minute *= -1;
-                }
-                datetime.add_hours(tz_hour);
-                datetime.add_minutes(tz_minute);
+public DateTime? parse_string(string time_string) {
+    Regex DATETIME_REGEX = new Regex("""^(\d{4})-(\d{2})-(\d{2})T(\d{2}):(\d{2}):(\d{2})(\.(\d{3}))?(Z|((\+|\-)(\d{2})(:(\d{2}))?))$""");
+    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;
             }
-            return datetime;
+            datetime.add_hours(tz_hour);
+            datetime.add_minutes(tz_minute);
         }
-        return null;
+        return datetime;
     }
+    return null;
+}
 
 public string to_datetime(DateTime time) {
     return time.to_utc().format("%Y-%m-%dT%H:%M:%SZ");
 }
 
 }
-
-}
diff --git a/xmpp-vala/src/module/xep/0203_delayed_delivery.vala b/xmpp-vala/src/module/xep/0203_delayed_delivery.vala
index d2d94367..8ca300c9 100644
--- a/xmpp-vala/src/module/xep/0203_delayed_delivery.vala
+++ b/xmpp-vala/src/module/xep/0203_delayed_delivery.vala
@@ -8,18 +8,22 @@ namespace Xmpp.Xep.DelayedDelivery {
 
         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));
+            delay_node.put_attribute("stamp", DateTimeProfiles.to_datetime(datetime));
             message.stanza.put_node(delay_node);
         }
 
-        public static DateTime? get_send_time(Message.Stanza message) {
+        public static DateTime? get_time_for_message(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;
+                return get_time_for_node(delay_node);
             }
+            return null;
+        }
+
+        public static DateTime? get_time_for_node(StanzaNode node) {
+            string? time = node.get_attribute("stamp");
+            if (time != null) return DateTimeProfiles.parse_string(time);
+            return null;
         }
 
         public override void attach(XmppStream stream) {
@@ -32,7 +36,7 @@ namespace Xmpp.Xep.DelayedDelivery {
         public override string get_id() { return IDENTITY.id; }
 
         private void on_pre_received_message(XmppStream stream, Message.Stanza message) {
-            DateTime? datetime = get_send_time(message);
+            DateTime? datetime = get_time_for_message(message);
             if (datetime != null) message.add_flag(new MessageFlag(datetime));
         }
     }
diff --git a/xmpp-vala/src/module/xep/0313_message_archive_management.vala b/xmpp-vala/src/module/xep/0313_message_archive_management.vala
new file mode 100644
index 00000000..522f6dca
--- /dev/null
+++ b/xmpp-vala/src/module/xep/0313_message_archive_management.vala
@@ -0,0 +1,126 @@
+using Xmpp.Core;
+
+namespace Xmpp.Xep.MessageArchiveManagement {
+
+public const string NS_URI = "urn:xmpp:mam:2";
+public const string NS_URI_1 = "urn:xmpp:mam:1";
+
+public class Module : XmppStreamModule {
+    public static ModuleIdentity<Module> IDENTITY = new ModuleIdentity<Module>(NS_URI, "0313_message_archive_management");
+
+    public signal void feature_available(XmppStream stream);
+
+    public void query_archive(XmppStream stream, string? jid, DateTime? start, DateTime? end) {
+        if (stream.get_flag(Flag.IDENTITY) == null) return;
+
+        DataForms.DataForm data_form = new DataForms.DataForm();
+        DataForms.DataForm.HiddenField form_type_field = new DataForms.DataForm.HiddenField() { var="FORM_TYPE" };
+        form_type_field.set_value_string(NS_VER(stream));
+        data_form.add_field(form_type_field);
+        if (jid != null) {
+            DataForms.DataForm.Field field = new DataForms.DataForm.Field() { var="with" };
+            field.set_value_string(jid);
+            data_form.add_field(field);
+        }
+        if (start != null) {
+            DataForms.DataForm.Field field = new DataForms.DataForm.Field() { var="start" };
+            field.set_value_string(DateTimeProfiles.to_datetime(start));
+            data_form.add_field(field);
+        }
+        if (end != null) {
+            DataForms.DataForm.Field field = new DataForms.DataForm.Field() { var="end" };
+            field.set_value_string(DateTimeProfiles.to_datetime(end));
+            data_form.add_field(field);
+        }
+        StanzaNode query_node = new StanzaNode.build("query", NS_VER(stream)).add_self_xmlns().put_node(data_form.get_submit_node());
+        Iq.Stanza iq = new Iq.Stanza.set(query_node);
+        stream.get_module(Iq.Module.IDENTITY).send_iq(stream, iq, page_through_results);
+    }
+
+    public override void attach(XmppStream stream) {
+        stream.get_module(Message.Module.IDENTITY).pre_received_message.connect(on_pre_received_message);
+        stream.stream_negotiated.connect(query_availability);
+    }
+
+    public override void detach(XmppStream stream) { }
+
+    public override string get_ns() { return NS_URI; }
+    public override string get_id() { return IDENTITY.id; }
+
+    private void on_pre_received_message(XmppStream stream, Message.Stanza message) {
+//        if (message.from != stream.remote_name) return;
+        if (stream.get_flag(Flag.IDENTITY) == null) return;
+
+        StanzaNode? message_node = message.stanza.get_deep_subnode(NS_VER(stream) + ":result", "urn:xmpp:forward:0:forwarded", Message.NS_URI + ":message");
+        if (message_node != null) {
+            StanzaNode? forward_node = message.stanza.get_deep_subnode(NS_VER(stream) + ":result", "urn:xmpp:forward:0:forwarded", DelayedDelivery.NS_URI + ":delay");
+            DateTime? datetime = DelayedDelivery.Module.get_time_for_node(forward_node);
+            message.add_flag(new MessageFlag(datetime));
+
+            message.stanza = message_node;
+            message.rerun_parsing = true;
+        }
+    }
+
+    private static void page_through_results(XmppStream stream, Iq.Stanza iq) {
+        string? last = iq.stanza.get_deep_string_content(NS_VER(stream) + ":fin", "http://jabber.org/protocol/rsm" + ":set", "last");
+        if (last == null) {
+            stream.get_flag(Flag.IDENTITY).cought_up = true;
+            return;
+        }
+
+        Iq.Stanza paging_iq = new Iq.Stanza.set(
+                new StanzaNode.build("query", NS_VER(stream)).add_self_xmlns().put_node(
+                    new StanzaNode.build("set", "http://jabber.org/protocol/rsm").add_self_xmlns().put_node(
+                        new StanzaNode.build("after", "http://jabber.org/protocol/rsm").put_node(new StanzaNode.text(last))
+                    )
+                )
+            );
+        stream.get_module(Iq.Module.IDENTITY).send_iq(stream, paging_iq, page_through_results);
+    }
+
+    private void query_availability(XmppStream stream) {
+        stream.get_module(Xep.ServiceDiscovery.Module.IDENTITY).request_info(stream, get_bare_jid(stream.get_flag(Bind.Flag.IDENTITY).my_jid), (stream, info_result) => {
+            if (info_result.features.contains(NS_URI)) {
+                stream.add_flag(new Flag(NS_URI));
+            } else if (info_result.features.contains(NS_URI_1)) {
+                stream.add_flag(new Flag(NS_URI_1));
+            }
+            if (stream.get_flag(Flag.IDENTITY) != null) feature_available(stream);
+        });
+    }
+
+    private static string NS_VER(XmppStream stream) {
+        return stream.get_flag(Flag.IDENTITY).ns_ver;
+    }
+}
+
+public class Flag : XmppStreamFlag {
+    public static FlagIdentity<Flag> IDENTITY = new FlagIdentity<Flag>(NS_URI, "message_archive_management");
+    public bool cought_up { get; set; default=false; }
+    public string ns_ver;
+
+    public Flag(string ns_ver) {
+        this.ns_ver = ns_ver;
+    }
+
+    public override string get_ns() { return NS_URI; }
+    public override string get_id() { return IDENTITY.id; }
+}
+
+public class MessageFlag : Message.MessageFlag {
+    public const string ID = "message_archive_management";
+
+    public DateTime? server_time { get; private set; }
+
+    public MessageFlag(DateTime? server_time) {
+        this.server_time = server_time;
+    }
+
+    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; }
+}
+
+}
-- 
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