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