using Gtk; using Dino.Entities; using Xmpp; namespace Dino.Ui.Util { private const string[] tango_colors_light = {"FCE94F", "FCAF3E", "E9B96E", "8AE234", "729FCF", "AD7FA8", "EF2929"}; private const string[] tango_colors_medium = {"EDD400", "F57900", "C17D11", "73D216", "3465A4", "75507B", "CC0000"}; private const string[] material_colors_800 = {"D32F2F", "C2185B", "7B1FA2", "512DA8", "303F9F", "1976D2", "0288D1", "0097A7", "00796B", "388E3C", "689F38", "AFB42B", "FFA000", "F57C00", "E64A19", "5D4037"}; private const string[] material_colors_500 = {"F44336", "E91E63", "9C27B0", "673AB7", "3f51B5", "2196F3", "03A9f4", "00BCD4", "009688", "4CAF50", "8BC34a", "CDDC39", "FFC107", "FF9800", "FF5722", "795548"}; private const string[] material_colors_300 = {"E57373", "F06292", "BA68C8", "9575CD", "7986CB", "64B5F6", "4FC3F7", "4DD0E1", "4DB6AC", "81C784", "AED581", "DCE775", "FFD54F", "FFB74D", "FF8A65", "A1887F"}; private const string[] material_colors_200 = {"EF9A9A", "F48FB1", "CE93D8", "B39DDB", "9FA8DA", "90CAF9", "81D4FA", "80DEEA", "80CBC4", "A5D6A7", "C5E1A5", "E6EE9C", "FFE082", "FFCC80", "FFAB91", "BCAAA4"}; public static string get_avatar_hex_color(StreamInteractor stream_interactor, Account account, Jid jid) { uint hash = get_relevant_jid(stream_interactor, account, jid).to_string().hash(); return material_colors_300[hash % material_colors_300.length]; // return tango_colors_light[name.hash() % tango_colors_light.length]; } public static string get_name_hex_color(StreamInteractor stream_interactor, Account account, Jid jid, bool dark_theme = false) { uint hash = get_relevant_jid(stream_interactor, account, jid).to_string().hash(); if (dark_theme) { return material_colors_300[hash % material_colors_300.length]; } else { return material_colors_500[hash % material_colors_500.length]; } // return tango_colors_medium[name.hash() % tango_colors_medium.length]; } private static Jid get_relevant_jid(StreamInteractor stream_interactor, Account account, Jid jid) { if (stream_interactor.get_module(MucManager.IDENTITY).is_groupchat(jid.bare_jid, account)) { Jid? real_jid = stream_interactor.get_module(MucManager.IDENTITY).get_real_jid(jid, account); if (real_jid != null) { return real_jid.bare_jid; } } else { return jid.bare_jid; } return jid; } public static string color_for_show(string show) { switch(show) { case "online": return "#9CCC65"; case "away": return "#FFCA28"; case "chat": return "#66BB6A"; case "xa": return "#EF5350"; case "dnd": return "#EF5350"; default: return "#BDBDBD"; } } public static string get_conversation_display_name(StreamInteractor stream_interactor, Conversation conversation) { if (conversation.type_ == Conversation.Type.GROUPCHAT_PM) { return conversation.counterpart.resourcepart + " from " + get_display_name(stream_interactor, conversation.counterpart.bare_jid, conversation.account); } return get_display_name(stream_interactor, conversation.counterpart, conversation.account); } public static string get_display_name(StreamInteractor stream_interactor, Jid jid, Account account, bool fallback_to_localpart = false) { if (stream_interactor.get_module(MucManager.IDENTITY).is_groupchat(jid, account)) { MucManager muc_manager = stream_interactor.get_module(MucManager.IDENTITY); string room_name = muc_manager.get_room_name(account, jid); if (room_name != null && room_name != jid.localpart) { return room_name; } if (muc_manager.is_private_room(account, jid)) { Gee.List? other_occupants = muc_manager.get_other_offline_members(jid, account); if (other_occupants != null && other_occupants.size > 0) { var builder = new StringBuilder (); foreach(Jid occupant in other_occupants) { if (builder.len != 0) { builder.append(", "); } builder.append(get_display_name(stream_interactor, occupant, account, true).split(" ")[0]); } return builder.str; } } return jid.bare_jid.to_string(); } else if (stream_interactor.get_module(MucManager.IDENTITY).is_groupchat_occupant(jid, account)) { return jid.resourcepart; } else { if (jid.equals_bare(account.bare_jid)) { if (account.alias == null || account.alias == "") { return _("Me"); } else { return account.alias; } } Roster.Item roster_item = stream_interactor.get_module(RosterManager.IDENTITY).get_roster_item(account, jid); if (roster_item != null && roster_item.name != null && roster_item.name != "") { return roster_item.name; } return fallback_to_localpart ? jid.localpart : jid.bare_jid.to_string(); } } public static string get_message_display_name(StreamInteractor stream_interactor, Entities.Message message, Account account) { return get_display_name(stream_interactor, message.from, account); } public static void image_set_from_scaled_pixbuf(Image image, Gdk.Pixbuf pixbuf, int scale = 0, int width = 0, int height = 0) { if (scale == 0) scale = image.scale_factor; Cairo.Surface surface = Gdk.cairo_surface_create_from_pixbuf(pixbuf, scale, image.get_window()); if (height == 0 && width != 0) { height = (int) ((double) width / pixbuf.width * pixbuf.height); } else if (height != 0 && width == 0) { width = (int) ((double) height / pixbuf.height * pixbuf.width); } if (width != 0) { Cairo.Surface surface_new = new Cairo.Surface.similar_image(surface, Cairo.Format.ARGB32, width, height); Cairo.Context context = new Cairo.Context(surface_new); context.scale((double) width * scale / pixbuf.width, (double) height * scale / pixbuf.height); context.set_source_surface(surface, 0, 0); context.get_source().set_filter(Cairo.Filter.BEST); context.paint(); surface = surface_new; } image.set_from_surface(surface); } private const string force_background_css = "%s { background-color: %s; }"; private const string force_color_css = "%s { color: %s; }"; private static void force_css(Gtk.Widget widget, string css) { var p = new Gtk.CssProvider(); try { p.load_from_data(css); widget.get_style_context().add_provider(p, Gtk.STYLE_PROVIDER_PRIORITY_APPLICATION); } catch (GLib.Error err) { // handle err } } public static void force_background(Gtk.Widget widget, string color, string selector = "*") { force_css(widget, force_background_css.printf(selector, color)); } public static void force_color(Gtk.Widget widget, string color, string selector = "*") { force_css(widget, force_color_css.printf(selector, color)); } public static void force_error_color(Gtk.Widget widget, string selector = "*") { force_color(widget, "@error_color", selector); } public static bool is_dark_theme(Gtk.Widget widget) { Gdk.RGBA bg = widget.get_style_context().get_color(StateFlags.NORMAL); return (bg.red > 0.5 && bg.green > 0.5 && bg.blue > 0.5); } public static bool is_24h_format() { GLib.Settings settings = new GLib.Settings("org.gnome.desktop.interface"); string settings_format = settings.get_string("clock-format"); string p_format = (new DateTime.now_utc()).format("%p"); return settings_format == "24h" || p_format == " "; } public static string parse_add_markup(string s_, string? highlight_word, bool parse_links, bool parse_text_markup, bool already_escaped_ = false) { string s = s_; bool already_escaped = already_escaped_; if (parse_links) { Regex url_regex = new Regex("""(?i)\b((?:[a-z][\w-]+:(?:\/{1,3}|[a-z0-9%])|www\d{0,3}[.]|[a-z0-9.\-]+[.][a-z]{2,4}\/)(?:[^\s()<>]+|\(([^\s()<>]+|(\([^\s()<>]+\)))*\))+(?:\(([^\s()<>]+|(\([^\s()<>]+\)))*\)|[^\s`!()\[\]{};:'".,<>?«»“”‘’]))"""); MatchInfo match_info; url_regex.match(s.down(), 0, out match_info); if (match_info.matches()) { int start, end; match_info.fetch_pos(0, out start, out end); string link = s[start:end]; return parse_add_markup(s[0:start], highlight_word, parse_links, parse_text_markup, already_escaped) + "" + parse_add_markup(link, highlight_word, false, false, already_escaped) + "" + parse_add_markup(s[end:s.length], highlight_word, parse_links, parse_text_markup, already_escaped); } } if (!already_escaped) { s = Markup.escape_text(s); already_escaped = true; } if (highlight_word != null) { Regex highlight_regex = new Regex("\\b" + Regex.escape_string(highlight_word.down()) + "\\b"); MatchInfo match_info; highlight_regex.match(s.down(), 0, out match_info); if (match_info.matches()) { int start, end; match_info.fetch_pos(0, out start, out end); return parse_add_markup(s[0:start], highlight_word, parse_links, parse_text_markup, already_escaped) + "" + s[start:end] + "" + parse_add_markup(s[end:s.length], highlight_word, parse_links, parse_text_markup, already_escaped); } } if (parse_text_markup) { string[] markup_string = new string[]{"`", "_", "*"}; string[] convenience_tag = new string[]{"tt", "i", "b"}; for (int i = 0; i < markup_string.length; i++) { Regex regex = new Regex(Regex.escape_string(markup_string[i]) + ".+" + Regex.escape_string(markup_string[i])); MatchInfo match_info; regex.match(s.down(), 0, out match_info); if (match_info.matches()) { int start, end; match_info.fetch_pos(0, out start, out end); start += markup_string[i].length; end -= markup_string[i].length; return parse_add_markup(s[0:start], highlight_word, parse_links, parse_text_markup, already_escaped) + @"<$(convenience_tag[i])>" + s[start:end] + @"" + parse_add_markup(s[end:s.length], highlight_word, parse_links, parse_text_markup, already_escaped); } } } return s; } public int get_only_emoji_count(string markup_text) { int emoji_no = 0; int index_ref = 0; unichar curchar = 0, altchar = 0; bool last_was_emoji = false, last_was_modifier_base = false, last_was_keycap = false; while (markup_text.get_next_char(ref index_ref, out curchar)) { if (last_was_emoji && last_was_keycap && curchar == 0x20E3) { // keycap sequence continue; } last_was_keycap = false; if (last_was_emoji && curchar == 0x200D && markup_text.get_next_char(ref index_ref, out curchar)) { // zero width joiner last_was_emoji = false; emoji_no--; } if (last_was_emoji && last_was_modifier_base && Unicode.has_binary_property(curchar, Unicode.EMOJI_MODIFIER)) { // still an emoji, but no longer a modifier base last_was_modifier_base = false; } else if (Unicode.has_binary_property(curchar, Unicode.EMOJI_PRESENTATION)) { if (Unicode.has_binary_property(curchar, Unicode.EMOJI_MODIFIER_BASE)) { last_was_modifier_base = true; } emoji_no++; last_was_emoji = true; } else if (curchar == ' ') { last_was_emoji = false; } else if (markup_text.get_next_char(ref index_ref, out altchar) && altchar == 0xFE0F) { // U+FE0F = VARIATION SELECTOR-16 emoji_no++; last_was_emoji = true; last_was_keycap = (curchar >= 0x30 && curchar <= 0x39) || curchar == 0x23 || curchar == 0x2A; } else { return -1; } } return emoji_no; } }