libempathy-gtk/empathy-theme-adium.c

   1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
   2 /*
   3  * Copyright (C) 2008-2009 Collabora Ltd.
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  18  *
  19  * Authors: Xavier Claessens <xclaesse@gmail.com>
  20  */
  21
  22 #include "config.h"
  23
  24 #include <string.h>
  25 #include <glib/gi18n.h>
  26
  27 #include <webkit/webkitnetworkrequest.h>
  28 #include <telepathy-glib/dbus.h>
  29 #include <telepathy-glib/util.h>
  30
  31
  32 #include <libempathy/empathy-time.h>
  33 #include <libempathy/empathy-utils.h>
  34 #include <libmissioncontrol/mc-profile.h>
  35
  36 #include "empathy-theme-adium.h"
  37 #include "empathy-smiley-manager.h"
  38 #include "empathy-conf.h"
  39 #include "empathy-ui-utils.h"
  40 #include "empathy-plist.h"
  41
  42 #define DEBUG_FLAG EMPATHY_DEBUG_CHAT
  43 #include <libempathy/empathy-debug.h>
  44
  45 #define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyThemeAdium)
  46
  47 /* "Join" consecutive messages with timestamps within five minutes */
  48 #define MESSAGE_JOIN_PERIOD 5*60
  49
  50 typedef struct {
  51         EmpathyAdiumData     *data;
  52         EmpathySmileyManager *smiley_manager;
  53         EmpathyContact       *last_contact;
  54         time_t                last_timestamp;
  55         gboolean              page_loaded;
  56         GList                *message_queue;
  57 } EmpathyThemeAdiumPriv;
  58
  59 struct _EmpathyAdiumData {
  60         guint  ref_count;
  61         gchar *path;
  62         gchar *basedir;
  63         gchar *default_avatar_filename;
  64         gchar *default_incoming_avatar_filename;
  65         gchar *default_outgoing_avatar_filename;
  66         gchar *template_html;
  67         gchar *in_content_html;
  68         gsize  in_content_len;
  69         gchar *in_nextcontent_html;
  70         gsize  in_nextcontent_len;
  71         gchar *out_content_html;
  72         gsize  out_content_len;
  73         gchar *out_nextcontent_html;
  74         gsize  out_nextcontent_len;
  75         gchar *status_html;
  76         gsize  status_len;
  77         GHashTable *info;
  78 };
  79
  80 static void theme_adium_iface_init (EmpathyChatViewIface *iface);
  81
  82 enum {
  83         PROP_0,
  84         PROP_ADIUM_DATA,
  85 };
  86
  87 G_DEFINE_TYPE_WITH_CODE (EmpathyThemeAdium, empathy_theme_adium,
  88                          WEBKIT_TYPE_WEB_VIEW,
  89                          G_IMPLEMENT_INTERFACE (EMPATHY_TYPE_CHAT_VIEW,
  90                                                 theme_adium_iface_init));
  91
  92 static WebKitNavigationResponse
  93 theme_adium_navigation_requested_cb (WebKitWebView        *view,
  94                                      WebKitWebFrame       *frame,
  95                                      WebKitNetworkRequest *request,
  96                                      gpointer              user_data)
  97 {
  98         const gchar *uri;
  99
 100         uri = webkit_network_request_get_uri (request);
 101         empathy_url_show (GTK_WIDGET (view), uri);
 102
 103         return WEBKIT_NAVIGATION_RESPONSE_IGNORE;
 104 }
 105
 106 static void
 107 theme_adium_populate_popup_cb (WebKitWebView *view,
 108                                GtkMenu       *menu,
 109                                gpointer       user_data)
 110 {
 111         GtkWidget *item;
 112
 113         /* Remove default menu items */
 114         gtk_container_foreach (GTK_CONTAINER (menu),
 115                 (GtkCallback) gtk_widget_destroy, NULL);
 116
 117         /* Select all item */
 118         item = gtk_image_menu_item_new_from_stock (GTK_STOCK_SELECT_ALL, NULL);
 119         gtk_menu_shell_prepend (GTK_MENU_SHELL (menu), item);
 120         gtk_widget_show (item);
 121
 122         g_signal_connect_swapped (item, "activate",
 123                                   G_CALLBACK (webkit_web_view_select_all),
 124                                   view);
 125
 126         /* Copy menu item */
 127         if (webkit_web_view_can_copy_clipboard (view)) {
 128                 item = gtk_image_menu_item_new_from_stock (GTK_STOCK_COPY, NULL);
 129                 gtk_menu_shell_prepend (GTK_MENU_SHELL (menu), item);
 130                 gtk_widget_show (item);
 131
 132                 g_signal_connect_swapped (item, "activate",
 133                                           G_CALLBACK (webkit_web_view_copy_clipboard),
 134                                           view);
 135         }
 136
 137         /* Clear menu item */
 138         item = gtk_separator_menu_item_new ();
 139         gtk_menu_shell_prepend (GTK_MENU_SHELL (menu), item);
 140         gtk_widget_show (item);
 141
 142         item = gtk_image_menu_item_new_from_stock (GTK_STOCK_CLEAR, NULL);
 143         gtk_menu_shell_prepend (GTK_MENU_SHELL (menu), item);
 144         gtk_widget_show (item);
 145
 146         g_signal_connect_swapped (item, "activate",
 147                                   G_CALLBACK (empathy_chat_view_clear),
 148                                   view);
 149
 150         /* FIXME: Add open_link and copy_link when those bugs are fixed:
 151          * https://bugs.webkit.org/show_bug.cgi?id=16092
 152          * https://bugs.webkit.org/show_bug.cgi?id=16562
 153          */
 154 }
 155
 156 static gchar *
 157 theme_adium_parse_body (EmpathyThemeAdium *theme,
 158                         const gchar       *text)
 159 {
 160         EmpathyThemeAdiumPriv *priv = GET_PRIV (theme);
 161         gboolean               use_smileys = FALSE;
 162         GSList                *smileys, *l;
 163         GString               *string;
 164         gint                   i;
 165         GRegex                *uri_regex;
 166         GMatchInfo            *match_info;
 167         gboolean               match;
 168         gchar                 *ret = NULL;
 169         gint                   prev;
 170
 171         empathy_conf_get_bool (empathy_conf_get (),
 172                                EMPATHY_PREFS_CHAT_SHOW_SMILEYS,
 173                                &use_smileys);
 174
 175         if (use_smileys) {
 176                 /* Replace smileys by a <img/> tag */
 177                 string = g_string_sized_new (strlen (text));
 178                 smileys = empathy_smiley_manager_parse (priv->smiley_manager, text);
 179                 for (l = smileys; l; l = l->next) {
 180                         EmpathySmiley *smiley;
 181
 182                         smiley = l->data;
 183                         if (smiley->path) {
 184                                 g_string_append_printf (string,
 185                                                         "<abbr title='%s'><img src=\"%s\"/ alt=\"%s\"/></abbr>",
 186                                                         smiley->str, smiley->path, smiley->str);
 187                         } else {
 188                                 gchar *str;
 189
 190                                 str = g_markup_escape_text (smiley->str, -1);
 191                                 g_string_append (string, str);
 192                                 g_free (str);
 193                         }
 194                         empathy_smiley_free (smiley);
 195                 }
 196                 g_slist_free (smileys);
 197
 198                 g_free (ret);
 199                 text = ret = g_string_free (string, FALSE);
 200         }
 201
 202         /* Add <a href></a> arround links */
 203         uri_regex = empathy_uri_regex_dup_singleton ();
 204         match = g_regex_match (uri_regex, text, 0, &match_info);
 205         if (match) {
 206                 gint last = 0;
 207                 gint s = 0, e = 0;
 208
 209                 string = g_string_sized_new (strlen (text));
 210                 do {
 211                         g_match_info_fetch_pos (match_info, 0, &s, &e);
 212
 213                         if (s > last) {
 214                                 /* Append the text between last link (or the
 215                                  * start of the message) and this link */
 216                                 g_string_append_len (string, text + last, s - last);
 217                         }
 218
 219                         /* Append the link inside <a href=""></a> tag */
 220                         g_string_append (string, "<a href=\"");
 221                         g_string_append_len (string, text + s, e - s);
 222                         g_string_append (string, "\">");
 223                         g_string_append_len (string, text + s, e - s);
 224                         g_string_append (string, "</a>");
 225
 226                         last = e;
 227                 } while (g_match_info_next (match_info, NULL));
 228
 229                 if (e < strlen (text)) {
 230                         /* Append the text after the last link */
 231                         g_string_append_len (string, text + e, strlen (text) - e);
 232                 }
 233
 234                 g_free (ret);
 235                 text = ret = g_string_free (string, FALSE);
 236         }
 237         g_match_info_free (match_info);
 238         g_regex_unref (uri_regex);
 239
 240         /* Replace \n by <br/> */
 241         string = NULL;
 242         prev = 0;
 243         for (i = 0; text[i] != '\0'; i++) {
 244                 if (text[i] == '\n') {
 245                         if (!string ) {
 246                                 string = g_string_sized_new (strlen (text));
 247                         }
 248                         g_string_append_len (string, text + prev, i - prev);
 249                         g_string_append (string, "<br/>");
 250                         prev = i + 1;
 251                 }
 252         }
 253         if (string) {
 254                 g_string_append (string, text + prev);
 255                 g_free (ret);
 256                 text = ret = g_string_free (string, FALSE);
 257         }
 258
 259         return ret;
 260 }
 261
 262 static void
 263 escape_and_append_len (GString *string, const gchar *str, gint len)
 264 {
 265         while (*str != '\0' && len != 0) {
 266                 switch (*str) {
 267                 case '\\':
 268                         /* \ becomes \\ */
 269                         g_string_append (string, "\\\\");
 270                         break;
 271                 case '\"':
 272                         /* " becomes \" */
 273                         g_string_append (string, "\\\"");
 274                         break;
 275                 case '\n':
 276                         /* Remove end of lines */
 277                         break;
 278                 default:
 279                         g_string_append_c (string, *str);
 280                 }
 281
 282                 str++;
 283                 len--;
 284         }
 285 }
 286
 287 static gboolean
 288 theme_adium_match (const gchar **str, const gchar *match)
 289 {
 290         gint len;
 291
 292         len = strlen (match);
 293         if (strncmp (*str, match, len) == 0) {
 294                 *str += len - 1;
 295                 return TRUE;
 296         }
 297
 298         return FALSE;
 299 }
 300
 301 static void
 302 theme_adium_append_html (EmpathyThemeAdium *theme,
 303                          const gchar       *func,
 304                          const gchar       *html, gsize len,
 305                          const gchar       *message,
 306                          const gchar       *avatar_filename,
 307                          const gchar       *name,
 308                          const gchar       *contact_id,
 309                          const gchar       *service_name,
 310                          const gchar       *message_classes,
 311                          time_t             timestamp)
 312 {
 313         GString     *string;
 314         const gchar *cur = NULL;
 315         gchar       *script;
 316
 317         /* Make some search-and-replace in the html code */
 318         string = g_string_sized_new (len + strlen (message));
 319         g_string_append_printf (string, "%s(\"", func);
 320         for (cur = html; *cur != '\0'; cur++) {
 321                 const gchar *replace = NULL;
 322                 gchar       *dup_replace = NULL;
 323
 324                 if (theme_adium_match (&cur, "%message%")) {
 325                         replace = message;
 326                 } else if (theme_adium_match (&cur, "%messageClasses%")) {
 327                         replace = message_classes;
 328                 } else if (theme_adium_match (&cur, "%userIconPath%")) {
 329                         replace = avatar_filename;
 330                 } else if (theme_adium_match (&cur, "%sender%")) {
 331                         replace = name;
 332                 } else if (theme_adium_match (&cur, "%senderScreenName%")) {
 333                         replace = contact_id;
 334                 } else if (theme_adium_match (&cur, "%senderDisplayName%")) {
 335                         /* %senderDisplayName% -
 336                          * "The serverside (remotely set) name of the sender,
 337                          *  such as an MSN display name."
 338                          *
 339                          * We don't have access to that yet so we use local
 340                          * alias instead.*/
 341                         replace = name;
 342                 } else if (theme_adium_match (&cur, "%service%")) {
 343                         replace = service_name;
 344                 } else if (theme_adium_match (&cur, "%shortTime%")) {
 345                         dup_replace = empathy_time_to_string_local (timestamp,
 346                                 EMPATHY_TIME_FORMAT_DISPLAY_SHORT);
 347                         replace = dup_replace;
 348                 } else if (theme_adium_match (&cur, "%time")) {
 349                         gchar *format = NULL;
 350                         gchar *end;
 351
 352                         /* Time can be in 2 formats:
 353                          * %time% or %time{strftime format}%
 354                          * Extract the time format if provided. */
 355                         if (cur[1] == '{') {
 356                                 cur += 2;
 357                                 end = strstr (cur, "}%");
 358                                 if (!end) {
 359                                         /* Invalid string */
 360                                         continue;
 361                                 }
 362                                 format = g_strndup (cur, end - cur);
 363                                 cur = end + 1;
 364                         } else {
 365                                 cur++;
 366                         }
 367
 368                         dup_replace = empathy_time_to_string_local (timestamp,
 369                                 format ? format : EMPATHY_TIME_FORMAT_DISPLAY_SHORT);
 370                         replace = dup_replace;
 371                         g_free (format);
 372                 } else {
 373                         escape_and_append_len (string, cur, 1);
 374                         continue;
 375                 }
 376
 377                 /* Here we have a replacement to make */
 378                 escape_and_append_len (string, replace, -1);
 379                 g_free (dup_replace);
 380         }
 381         g_string_append (string, "\")");
 382
 383         script = g_string_free (string, FALSE);
 384         webkit_web_view_execute_script (WEBKIT_WEB_VIEW (theme), script);
 385         g_free (script);
 386 }
 387
 388 static void
 389 theme_adium_append_message (EmpathyChatView *view,
 390                             EmpathyMessage  *msg)
 391 {
 392         EmpathyThemeAdium     *theme = EMPATHY_THEME_ADIUM (view);
 393         EmpathyThemeAdiumPriv *priv = GET_PRIV (theme);
 394         EmpathyContact        *sender;
 395         EmpathyAccount        *account;
 396         McProfile             *account_profile;
 397         gchar                 *dup_body = NULL;
 398         const gchar           *body;
 399         const gchar           *name;
 400         const gchar           *contact_id;
 401         EmpathyAvatar         *avatar;
 402         const gchar           *avatar_filename = NULL;
 403         time_t                 timestamp;
 404         gchar                 *html = NULL;
 405         gsize                  len = 0;
 406         const gchar           *func;
 407         const gchar           *service_name;
 408         const gchar           *message_classes = NULL;
 409
 410         if (!priv->page_loaded) {
 411                 priv->message_queue = g_list_prepend (priv->message_queue,
 412                                                       g_object_ref (msg));
 413                 return;
 414         }
 415
 416         /* Get information */
 417         sender = empathy_message_get_sender (msg);
 418         account = empathy_contact_get_account (sender);
 419         account_profile = empathy_account_get_profile (account);
 420         service_name = mc_profile_get_display_name (account_profile);
 421         timestamp = empathy_message_get_timestamp (msg);
 422         body = empathy_message_get_body (msg);
 423         dup_body = theme_adium_parse_body (theme, body);
 424         if (dup_body) {
 425                 body = dup_body;
 426         }
 427         name = empathy_contact_get_name (sender);
 428         contact_id = empathy_contact_get_id (sender);
 429
 430         /* If this is a /me, append an event */
 431         if (empathy_message_get_tptype (msg) == TP_CHANNEL_TEXT_MESSAGE_TYPE_ACTION) {
 432                 gchar *str;
 433
 434                 str = g_strdup_printf ("%s %s", name, body);
 435                 empathy_chat_view_append_event (view, str);
 436                 g_free (str);
 437                 g_free (dup_body);
 438                 return;
 439         }
 440
 441         /* Get the avatar filename, or a fallback */
 442         avatar = empathy_contact_get_avatar (sender);
 443         if (avatar) {
 444                 avatar_filename = avatar->filename;
 445         }
 446         if (!avatar_filename) {
 447                 if (empathy_contact_is_user (sender)) {
 448                         avatar_filename = priv->data->default_outgoing_avatar_filename;
 449                 } else {
 450                         avatar_filename = priv->data->default_incoming_avatar_filename;
 451                 }
 452                 if (!avatar_filename) {
 453                         if (!priv->data->default_avatar_filename) {
 454                                 priv->data->default_avatar_filename =
 455                                         empathy_filename_from_icon_name ("stock_person",
 456                                                                          GTK_ICON_SIZE_DIALOG);
 457                         }
 458                         avatar_filename = priv->data->default_avatar_filename;
 459                 }
 460         }
 461
 462         /* Get the right html/func to add the message */
 463         func = "appendMessage";
 464         /*
 465          * To mimick Adium's behavior, we only want to join messages
 466          * sent within a 5 minute time frame.
 467          */
 468         if (empathy_contact_equal (priv->last_contact, sender) &&
 469             (timestamp - priv->last_timestamp < MESSAGE_JOIN_PERIOD)) {
 470                 func = "appendNextMessage";
 471                 if (empathy_contact_is_user (sender)) {
 472                         message_classes = "consecutive incoming message";
 473                         html = priv->data->out_nextcontent_html;
 474                         len = priv->data->out_nextcontent_len;
 475                 }
 476                 if (!html) {
 477                         message_classes = "consecutive message outgoing";
 478                         html = priv->data->in_nextcontent_html;
 479                         len = priv->data->in_nextcontent_len;
 480                 }
 481         }
 482         if (!html) {
 483                 if (empathy_contact_is_user (sender)) {
 484                         if (!message_classes) {
 485                                 message_classes = "incoming message";
 486                         }
 487                         html = priv->data->out_content_html;
 488                         len = priv->data->out_content_len;
 489                 }
 490                 if (!html) {
 491                         if (!message_classes) {
 492                                 message_classes = "message outgoing";
 493                         }
 494                         html = priv->data->in_content_html;
 495                         len = priv->data->in_content_len;
 496                 }
 497         }
 498
 499         theme_adium_append_html (theme, func, html, len, body, avatar_filename,
 500                                  name, contact_id, service_name, message_classes,
 501                                  timestamp);
 502
 503         /* Keep the sender of the last displayed message */
 504         if (priv->last_contact) {
 505                 g_object_unref (priv->last_contact);
 506         }
 507         priv->last_contact = g_object_ref (sender);
 508         priv->last_timestamp = timestamp;
 509
 510         g_free (dup_body);
 511 }
 512
 513 static void
 514 theme_adium_append_event (EmpathyChatView *view,
 515                           const gchar     *str)
 516 {
 517         EmpathyThemeAdium     *theme = EMPATHY_THEME_ADIUM (view);
 518         EmpathyThemeAdiumPriv *priv = GET_PRIV (theme);
 519
 520         if (priv->data->status_html) {
 521                 theme_adium_append_html (theme, "appendMessage",
 522                                          priv->data->status_html,
 523                                          priv->data->status_len,
 524                                          str, NULL, NULL, NULL, NULL, "event",
 525                                          empathy_time_get_current ());
 526         }
 527
 528         /* There is no last contact */
 529         if (priv->last_contact) {
 530                 g_object_unref (priv->last_contact);
 531                 priv->last_contact = NULL;
 532         }
 533 }
 534
 535 static void
 536 theme_adium_scroll (EmpathyChatView *view,
 537                     gboolean         allow_scrolling)
 538 {
 539         /* FIXME: Is it possible? I guess we need a js function, but I don't
 540          * see any... */
 541 }
 542
 543 static void
 544 theme_adium_scroll_down (EmpathyChatView *view)
 545 {
 546         webkit_web_view_execute_script (WEBKIT_WEB_VIEW (view), "scrollToBottom()");
 547 }
 548
 549 static gboolean
 550 theme_adium_get_has_selection (EmpathyChatView *view)
 551 {
 552         return webkit_web_view_has_selection (WEBKIT_WEB_VIEW (view));
 553 }
 554
 555 static void
 556 theme_adium_clear (EmpathyChatView *view)
 557 {
 558         EmpathyThemeAdiumPriv *priv = GET_PRIV (view);
 559         gchar *basedir_uri;
 560
 561         priv->page_loaded = FALSE;
 562         basedir_uri = g_strconcat ("file://", priv->data->basedir, NULL);
 563         webkit_web_view_load_html_string (WEBKIT_WEB_VIEW (view),
 564                                           priv->data->template_html,
 565                                           basedir_uri);
 566         g_free (basedir_uri);
 567
 568         /* Clear last contact to avoid trying to add a 'joined'
 569          * message when we don't have an insertion point. */
 570         if (priv->last_contact) {
 571                 g_object_unref (priv->last_contact);
 572                 priv->last_contact = NULL;
 573         }
 574 }
 575
 576 static gboolean
 577 theme_adium_find_previous (EmpathyChatView *view,
 578                            const gchar     *search_criteria,
 579                            gboolean         new_search)
 580 {
 581         return webkit_web_view_search_text (WEBKIT_WEB_VIEW (view),
 582                                             search_criteria, FALSE,
 583                                             FALSE, TRUE);
 584 }
 585
 586 static gboolean
 587 theme_adium_find_next (EmpathyChatView *view,
 588                        const gchar     *search_criteria,
 589                        gboolean         new_search)
 590 {
 591         return webkit_web_view_search_text (WEBKIT_WEB_VIEW (view),
 592                                             search_criteria, FALSE,
 593                                             TRUE, TRUE);
 594 }
 595
 596 static void
 597 theme_adium_find_abilities (EmpathyChatView *view,
 598                             const gchar    *search_criteria,
 599                             gboolean       *can_do_previous,
 600                             gboolean       *can_do_next)
 601 {
 602         /* FIXME: Does webkit provide an API for that? We have wrap=true in
 603          * find_next and find_previous to work around this problem. */
 604         if (can_do_previous)
 605                 *can_do_previous = TRUE;
 606         if (can_do_next)
 607                 *can_do_next = TRUE;
 608 }
 609
 610 static void
 611 theme_adium_highlight (EmpathyChatView *view,
 612                        const gchar     *text)
 613 {
 614         webkit_web_view_unmark_text_matches (WEBKIT_WEB_VIEW (view));
 615         webkit_web_view_mark_text_matches (WEBKIT_WEB_VIEW (view),
 616                                            text, FALSE, 0);
 617         webkit_web_view_set_highlight_text_matches (WEBKIT_WEB_VIEW (view),
 618                                                     TRUE);
 619 }
 620
 621 static void
 622 theme_adium_copy_clipboard (EmpathyChatView *view)
 623 {
 624         webkit_web_view_copy_clipboard (WEBKIT_WEB_VIEW (view));
 625 }
 626
 627 static void
 628 theme_adium_iface_init (EmpathyChatViewIface *iface)
 629 {
 630         iface->append_message = theme_adium_append_message;
 631         iface->append_event = theme_adium_append_event;
 632         iface->scroll = theme_adium_scroll;
 633         iface->scroll_down = theme_adium_scroll_down;
 634         iface->get_has_selection = theme_adium_get_has_selection;
 635         iface->clear = theme_adium_clear;
 636         iface->find_previous = theme_adium_find_previous;
 637         iface->find_next = theme_adium_find_next;
 638         iface->find_abilities = theme_adium_find_abilities;
 639         iface->highlight = theme_adium_highlight;
 640         iface->copy_clipboard = theme_adium_copy_clipboard;
 641 }
 642
 643 static void
 644 theme_adium_load_finished_cb (WebKitWebView  *view,
 645                               WebKitWebFrame *frame,
 646                               gpointer        user_data)
 647 {
 648         EmpathyThemeAdiumPriv *priv = GET_PRIV (view);
 649         EmpathyChatView       *chat_view = EMPATHY_CHAT_VIEW (view);
 650
 651         DEBUG ("Page loaded");
 652         priv->page_loaded = TRUE;
 653
 654         /* Display queued messages */
 655         priv->message_queue = g_list_reverse (priv->message_queue);
 656         while (priv->message_queue) {
 657                 EmpathyMessage *message = priv->message_queue->data;
 658
 659                 theme_adium_append_message (chat_view, message);
 660                 priv->message_queue = g_list_remove (priv->message_queue, message);
 661                 g_object_unref (message);
 662         }
 663 }
 664
 665 static void
 666 theme_adium_finalize (GObject *object)
 667 {
 668         EmpathyThemeAdiumPriv *priv = GET_PRIV (object);
 669
 670         empathy_adium_data_unref (priv->data);
 671
 672         G_OBJECT_CLASS (empathy_theme_adium_parent_class)->finalize (object);
 673 }
 674
 675 static void
 676 theme_adium_dispose (GObject *object)
 677 {
 678         EmpathyThemeAdiumPriv *priv = GET_PRIV (object);
 679
 680         if (priv->smiley_manager) {
 681                 g_object_unref (priv->smiley_manager);
 682                 priv->smiley_manager = NULL;
 683         }
 684
 685         if (priv->last_contact) {
 686                 g_object_unref (priv->last_contact);
 687                 priv->last_contact = NULL;
 688         }
 689
 690         G_OBJECT_CLASS (empathy_theme_adium_parent_class)->dispose (object);
 691 }
 692
 693 static void
 694 theme_adium_constructed (GObject *object)
 695 {
 696         EmpathyThemeAdiumPriv *priv = GET_PRIV (object);
 697         gchar                 *basedir_uri;
 698         const gchar           *font_family = NULL;
 699         gint                   font_size = 0;
 700         WebKitWebSettings     *webkit_settings;
 701
 702         /* Set default settings */
 703         font_family = tp_asv_get_string (priv->data->info, "DefaultFontFamily");
 704         font_size = tp_asv_get_int32 (priv->data->info, "DefaultFontSize", NULL);
 705         webkit_settings = webkit_web_settings_new ();
 706         if (font_family) {
 707                 g_object_set (G_OBJECT (webkit_settings), "default-font-family", font_family, NULL);
 708         }
 709         if (font_size) {
 710                 g_object_set (G_OBJECT (webkit_settings), "default-font-size", font_size, NULL);
 711         }
 712         webkit_web_view_set_settings (WEBKIT_WEB_VIEW (object), webkit_settings);
 713
 714         /* Load template */
 715         basedir_uri = g_strconcat ("file://", priv->data->basedir, NULL);
 716         webkit_web_view_load_html_string (WEBKIT_WEB_VIEW (object),
 717                                           priv->data->template_html,
 718                                           basedir_uri);
 719
 720         g_object_unref (webkit_settings);
 721         g_free (basedir_uri);
 722 }
 723
 724 static void
 725 theme_adium_get_property (GObject    *object,
 726                           guint       param_id,
 727                           GValue     *value,
 728                           GParamSpec *pspec)
 729 {
 730         EmpathyThemeAdiumPriv *priv = GET_PRIV (object);
 731
 732         switch (param_id) {
 733         case PROP_ADIUM_DATA:
 734                 g_value_set_boxed (value, priv->data);
 735                 break;
 736         default:
 737                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
 738                 break;
 739         };
 740 }
 741
 742 static void
 743 theme_adium_set_property (GObject      *object,
 744                           guint         param_id,
 745                           const GValue *value,
 746                           GParamSpec   *pspec)
 747 {
 748         EmpathyThemeAdiumPriv *priv = GET_PRIV (object);
 749
 750         switch (param_id) {
 751         case PROP_ADIUM_DATA:
 752                 g_assert (priv->data == NULL);
 753                 priv->data = g_value_dup_boxed (value);
 754                 break;
 755         default:
 756                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
 757                 break;
 758         };
 759 }
 760
 761 static void
 762 empathy_theme_adium_class_init (EmpathyThemeAdiumClass *klass)
 763 {
 764         GObjectClass *object_class = G_OBJECT_CLASS (klass);
 765
 766         object_class->finalize = theme_adium_finalize;
 767         object_class->dispose = theme_adium_dispose;
 768         object_class->constructed = theme_adium_constructed;
 769         object_class->get_property = theme_adium_get_property;
 770         object_class->set_property = theme_adium_set_property;
 771
 772         g_object_class_install_property (object_class,
 773                                          PROP_ADIUM_DATA,
 774                                          g_param_spec_boxed ("adium-data",
 775                                                              "The theme data",
 776                                                              "Data for the adium theme",
 777                                                               EMPATHY_TYPE_ADIUM_DATA,
 778                                                               G_PARAM_CONSTRUCT_ONLY |
 779                                                               G_PARAM_READWRITE |
 780                                                               G_PARAM_STATIC_STRINGS));
 781
 782
 783         g_type_class_add_private (object_class, sizeof (EmpathyThemeAdiumPriv));
 784 }
 785
 786 static void
 787 empathy_theme_adium_init (EmpathyThemeAdium *theme)
 788 {
 789         EmpathyThemeAdiumPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (theme,
 790                 EMPATHY_TYPE_THEME_ADIUM, EmpathyThemeAdiumPriv);
 791
 792         theme->priv = priv;
 793
 794         priv->smiley_manager = empathy_smiley_manager_dup_singleton ();
 795
 796         g_signal_connect (theme, "load-finished",
 797                           G_CALLBACK (theme_adium_load_finished_cb),
 798                           NULL);
 799         g_signal_connect (theme, "navigation-requested",
 800                           G_CALLBACK (theme_adium_navigation_requested_cb),
 801                           NULL);
 802         g_signal_connect (theme, "populate-popup",
 803                           G_CALLBACK (theme_adium_populate_popup_cb),
 804                           NULL);
 805 }
 806
 807 EmpathyThemeAdium *
 808 empathy_theme_adium_new (EmpathyAdiumData *data)
 809 {
 810         g_return_val_if_fail (data != NULL, NULL);
 811
 812         return g_object_new (EMPATHY_TYPE_THEME_ADIUM,
 813                              "adium-data", data,
 814                              NULL);
 815 }
 816
 817 gboolean
 818 empathy_adium_path_is_valid (const gchar *path)
 819 {
 820         gboolean ret;
 821         gchar   *file;
 822
 823         /* We ship a default Template.html as fallback if there is any problem
 824          * with the one inside the theme. The only other required file is
 825          * Content.html for incoming messages (outgoing fallback to use
 826          * incoming). */
 827         file = g_build_filename (path, "Contents", "Resources", "Incoming",
 828                                  "Content.html", NULL);
 829         ret = g_file_test (file, G_FILE_TEST_EXISTS);
 830         g_free (file);
 831
 832         return ret;
 833 }
 834
 835 GHashTable *
 836 empathy_adium_info_new (const gchar *path)
 837 {
 838         gchar *file;
 839         GValue *value;
 840         GHashTable *info = NULL;
 841
 842         g_return_val_if_fail (empathy_adium_path_is_valid (path), NULL);
 843
 844         file = g_build_filename (path, "Contents", "Info.plist", NULL);
 845         value = empathy_plist_parse_from_file (file);
 846         g_free (file);
 847
 848         if (value) {
 849                 info = g_value_dup_boxed (value);
 850                 tp_g_value_slice_free (value);
 851         }
 852
 853         return info;
 854 }
 855
 856 GType
 857 empathy_adium_data_get_type (void)
 858 {
 859   static GType type_id = 0;
 860
 861   if (!type_id)
 862     {
 863       type_id = g_boxed_type_register_static ("EmpathyAdiumData",
 864           (GBoxedCopyFunc) empathy_adium_data_ref,
 865           (GBoxedFreeFunc) empathy_adium_data_unref);
 866     }
 867
 868   return type_id;
 869 }
 870
 871 EmpathyAdiumData  *
 872 empathy_adium_data_new_with_info (const gchar *path, GHashTable *info)
 873 {
 874         EmpathyAdiumData *data;
 875         gchar            *file;
 876         gchar            *template_html = NULL;
 877         gsize             template_len;
 878         gchar            *footer_html = NULL;
 879         gsize             footer_len;
 880         GString          *string;
 881         gchar           **strv = NULL;
 882         gchar            *css_path;
 883         guint             len = 0;
 884         guint             i = 0;
 885
 886         g_return_val_if_fail (empathy_adium_path_is_valid (path), NULL);
 887
 888         data = g_slice_new0 (EmpathyAdiumData);
 889         data->ref_count = 1;
 890         data->path = g_strdup (path);
 891         data->basedir = g_strconcat (path, G_DIR_SEPARATOR_S "Contents"
 892                 G_DIR_SEPARATOR_S "Resources" G_DIR_SEPARATOR_S, NULL);
 893         data->info = g_hash_table_ref (info);
 894
 895         /* Load html files */
 896         file = g_build_filename (data->basedir, "Incoming", "Content.html", NULL);
 897         g_file_get_contents (file, &data->in_content_html, &data->in_content_len, NULL);
 898         g_free (file);
 899
 900         file = g_build_filename (data->basedir, "Incoming", "NextContent.html", NULL);
 901         g_file_get_contents (file, &data->in_nextcontent_html, &data->in_nextcontent_len, NULL);
 902         g_free (file);
 903
 904         file = g_build_filename (data->basedir, "Outgoing", "Content.html", NULL);
 905         g_file_get_contents (file, &data->out_content_html, &data->out_content_len, NULL);
 906         g_free (file);
 907
 908         file = g_build_filename (data->basedir, "Outgoing", "NextContent.html", NULL);
 909         g_file_get_contents (file, &data->out_nextcontent_html, &data->out_nextcontent_len, NULL);
 910         g_free (file);
 911
 912         file = g_build_filename (data->basedir, "Status.html", NULL);
 913         g_file_get_contents (file, &data->status_html, &data->status_len, NULL);
 914         g_free (file);
 915
 916         file = g_build_filename (data->basedir, "Footer.html", NULL);
 917         g_file_get_contents (file, &footer_html, &footer_len, NULL);
 918         g_free (file);
 919
 920         file = g_build_filename (data->basedir, "Incoming", "buddy_icon.png", NULL);
 921         if (g_file_test (file, G_FILE_TEST_EXISTS | G_FILE_TEST_IS_REGULAR)) {
 922                 data->default_incoming_avatar_filename = file;
 923         } else {
 924                 g_free (file);
 925         }
 926
 927         file = g_build_filename (data->basedir, "Outgoing", "buddy_icon.png", NULL);
 928         if (g_file_test (file, G_FILE_TEST_EXISTS | G_FILE_TEST_IS_REGULAR)) {
 929                 data->default_outgoing_avatar_filename = file;
 930         } else {
 931                 g_free (file);
 932         }
 933
 934         css_path = g_build_filename (data->basedir, "main.css", NULL);
 935
 936         /* There is 2 formats for Template.html: The old one has 4 parameters,
 937          * the new one has 5 parameters. */
 938         file = g_build_filename (data->basedir, "Template.html", NULL);
 939         if (g_file_get_contents (file, &template_html, &template_len, NULL)) {
 940                 strv = g_strsplit (template_html, "%@", -1);
 941                 len = g_strv_length (strv);
 942         }
 943         g_free (file);
 944
 945         if (len != 5 && len != 6) {
 946                 /* Either the theme has no template or it don't have the good
 947                  * number of parameters. Fallback to use our own template. */
 948                 g_free (template_html);
 949                 g_strfreev (strv);
 950
 951                 file = empathy_file_lookup ("Template.html", "data");
 952                 g_file_get_contents (file, &template_html, &template_len, NULL);
 953                 g_free (file);
 954                 strv = g_strsplit (template_html, "%@", -1);
 955                 len = g_strv_length (strv);
 956         }
 957
 958         /* Replace %@ with the needed information in the template html. */
 959         string = g_string_sized_new (template_len);
 960         g_string_append (string, strv[i++]);
 961         g_string_append (string, data->basedir);
 962         g_string_append (string, strv[i++]);
 963         if (len == 6) {
 964                 const gchar *variant;
 965
 966                 /* We include main.css by default */
 967                 g_string_append_printf (string, "@import url(\"%s\");", css_path);
 968                 g_string_append (string, strv[i++]);
 969                 variant = tp_asv_get_string (data->info, "DefaultVariant");
 970                 if (variant) {
 971                         g_string_append (string, "Variants/");
 972                         g_string_append (string, variant);
 973                         g_string_append (string, ".css");
 974                 }
 975         } else {
 976                 /* FIXME: We should set main.css OR the variant css */
 977                 g_string_append (string, css_path);
 978         }
 979         g_string_append (string, strv[i++]);
 980         g_string_append (string, ""); /* We don't want header */
 981         g_string_append (string, strv[i++]);
 982         /* FIXME: We should replace adium %macros% in footer */
 983         if (footer_html) {
 984                 g_string_append (string, footer_html);
 985         }
 986         g_string_append (string, strv[i++]);
 987         data->template_html = g_string_free (string, FALSE);
 988
 989         g_free (footer_html);
 990         g_free (template_html);
 991         g_free (css_path);
 992         g_strfreev (strv);
 993
 994         return data;
 995 }
 996
 997 EmpathyAdiumData  *
 998 empathy_adium_data_new (const gchar *path)
 999 {
1000         EmpathyAdiumData *data;
1001         GHashTable *info;
1002
1003         info = empathy_adium_info_new (path);
1004         data = empathy_adium_data_new_with_info (path, info);
1005         g_hash_table_unref (info);
1006
1007         return data;
1008 }
1009
1010 EmpathyAdiumData  *
1011 empathy_adium_data_ref (EmpathyAdiumData *data)
1012 {
1013         g_return_val_if_fail (data != NULL, NULL);
1014
1015         data->ref_count++;
1016
1017         return data;
1018 }
1019
1020 void
1021 empathy_adium_data_unref (EmpathyAdiumData *data)
1022 {
1023         g_return_if_fail (data != NULL);
1024
1025         data->ref_count--;
1026         if (data->ref_count == 0) {
1027                 g_free (data->path);
1028                 g_free (data->basedir);
1029                 g_free (data->template_html);
1030                 g_free (data->in_content_html);
1031                 g_free (data->in_nextcontent_html);
1032                 g_free (data->out_content_html);
1033                 g_free (data->out_nextcontent_html);
1034                 g_free (data->default_avatar_filename);
1035                 g_free (data->default_incoming_avatar_filename);
1036                 g_free (data->default_outgoing_avatar_filename);
1037                 g_free (data->status_html);
1038                 g_hash_table_unref (data->info);
1039                 g_slice_free (EmpathyAdiumData, data);
1040         }
1041 }
1042
1043 GHashTable *
1044 empathy_adium_data_get_info (EmpathyAdiumData *data)
1045 {
1046         g_return_val_if_fail (data != NULL, NULL);
1047
1048         return data->info;
1049 }
1050
1051 const gchar *
1052 empathy_adium_data_get_path (EmpathyAdiumData *data)
1053 {
1054         g_return_val_if_fail (data != NULL, NULL);
1055
1056         return data->path;
1057 }
1058