libempathy-gtk/empathy-ui-utils.c

   1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
   2 /*
   3  * Copyright (C) 2002-2007 Imendio AB
   4  * Copyright (C) 2007-2008 Collabora Ltd.
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License as
   8  * published by the Free Software Foundation; either version 2 of the
   9  * License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public
  17  * License along with this program; if not, write to the
  18  * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
  19  * Boston, MA  02110-1301  USA
  20  *
  21  * Authors: Mikael Hallendal <micke@imendio.com>
  22  *          Richard Hult <richard@imendio.com>
  23  *          Martyn Russell <martyn@imendio.com>
  24  *          Xavier Claessens <xclaesse@gmail.com>
  25  *          Jonny Lamb <jonny.lamb@collabora.co.uk>
  26  *
  27  *          Part of this file is copied from GtkSourceView (gtksourceiter.c):
  28  *          Paolo Maggi
  29  *          Jeroen Zwartepoorte
  30  */
  31
  32 #include <config.h>
  33
  34 #include <string.h>
  35 #include <X11/Xatom.h>
  36 #include <gdk/gdkx.h>
  37 #include <glib/gi18n-lib.h>
  38 #include <gtk/gtk.h>
  39 #include <gio/gio.h>
  40 #include <canberra-gtk.h>
  41
  42 #include <libmissioncontrol/mc-profile.h>
  43
  44 #include "empathy-ui-utils.h"
  45 #include "empathy-images.h"
  46 #include "empathy-conf.h"
  47
  48 #define DEBUG_FLAG EMPATHY_DEBUG_OTHER
  49 #include <libempathy/empathy-debug.h>
  50 #include <libempathy/empathy-utils.h>
  51 #include <libempathy/empathy-dispatcher.h>
  52 #include <libempathy/empathy-idle.h>
  53 #include <libempathy/empathy-tp-file.h>
  54 #include <libempathy/empathy-ft-factory.h>
  55 #include <libempathy/empathy-ft-handler.h>
  56
  57 #define SCHEMES "(https?|s?ftps?|nntp|news|javascript|about|ghelp|apt|telnet|"\
  58                 "file|webcal|mailto)"
  59 #define BODY "([^\\ \\n]+)"
  60 #define END_BODY "([^\\ \\n]*[^,;\?><()\\ \"\\.\\n])"
  61 #define URI_REGEX "("SCHEMES"://"END_BODY")" \
  62                   "|((mailto:)?"BODY"@"BODY"\\."END_BODY")"\
  63                   "|((www|ftp)\\."END_BODY")"
  64
  65 void
  66 empathy_gtk_init (void)
  67 {
  68         static gboolean initialized = FALSE;
  69
  70         if (initialized)
  71                 return;
  72
  73         empathy_init ();
  74         gtk_icon_theme_append_search_path (gtk_icon_theme_get_default (),
  75                                            PKGDATADIR G_DIR_SEPARATOR_S "icons");
  76
  77         initialized = TRUE;
  78 }
  79
  80 GRegex *
  81 empathy_uri_regex_dup_singleton (void)
  82 {
  83         static GRegex *uri_regex = NULL;
  84
  85         /* We intentionally leak the regex so it's not recomputed */
  86         if (!uri_regex) {
  87                 uri_regex = g_regex_new (URI_REGEX, 0, 0, NULL);
  88         }
  89
  90         return g_regex_ref (uri_regex);
  91 }
  92
  93 static GtkBuilder *
  94 builder_get_file_valist (const gchar *filename,
  95                          const gchar *first_object,
  96                          va_list      args)
  97 {
  98         GtkBuilder  *gui;
  99         const gchar *name;
 100         GObject    **object_ptr;
 101         GError      *error = NULL;
 102
 103         DEBUG ("Loading file %s", filename);
 104
 105         gui = gtk_builder_new ();
 106         if (!gtk_builder_add_from_file (gui, filename, &error)) {
 107                 g_critical ("GtkBuilder Error: %s", error->message);
 108                 g_clear_error (&error);
 109                 g_object_unref (gui);
 110                 return NULL;
 111         }
 112
 113         for (name = first_object; name; name = va_arg (args, const gchar *)) {
 114                 object_ptr = va_arg (args, GObject**);
 115
 116                 *object_ptr = gtk_builder_get_object (gui, name);
 117
 118                 if (!*object_ptr) {
 119                         g_warning ("File is missing object '%s'.", name);
 120                         continue;
 121                 }
 122         }
 123
 124         return gui;
 125 }
 126
 127 GtkBuilder *
 128 empathy_builder_get_file (const gchar *filename,
 129                           const gchar *first_object,
 130                           ...)
 131 {
 132         GtkBuilder *gui;
 133         va_list     args;
 134
 135         va_start (args, first_object);
 136         gui = builder_get_file_valist (filename, first_object, args);
 137         va_end (args);
 138
 139         return gui;
 140 }
 141
 142 void
 143 empathy_builder_connect (GtkBuilder *gui,
 144                          gpointer    user_data,
 145                          gchar      *first_object,
 146                          ...)
 147 {
 148         va_list      args;
 149         const gchar *name;
 150         const gchar *signal;
 151         GObject     *object;
 152         GCallback    callback;
 153
 154         va_start (args, first_object);
 155         for (name = first_object; name; name = va_arg (args, const gchar *)) {
 156                 signal = va_arg (args, const gchar *);
 157                 callback = va_arg (args, GCallback);
 158
 159                 object = gtk_builder_get_object (gui, name);
 160                 if (!object) {
 161                         g_warning ("File is missing object '%s'.", name);
 162                         continue;
 163                 }
 164
 165                 g_signal_connect (object, signal, callback, user_data);
 166         }
 167
 168         va_end (args);
 169 }
 170
 171 GtkWidget *
 172 empathy_builder_unref_and_keep_widget (GtkBuilder *gui,
 173                                        GtkWidget  *widget)
 174 {
 175         /* On construction gui sinks the initial reference to widget. When gui
 176          * is finalized it will drop its ref to widget. We take our own ref to
 177          * prevent widget being finalised. The widget is forced to have a
 178          * floating reference, like when it was initially unowned so that it can
 179          * be used like any other GtkWidget. */
 180
 181         g_object_ref (widget);
 182         g_object_force_floating (G_OBJECT (widget));
 183         g_object_unref (gui);
 184
 185         return widget;
 186 }
 187
 188 const gchar *
 189 empathy_icon_name_from_account (McAccount *account)
 190 {
 191         McProfile *profile;
 192
 193         profile = mc_account_get_profile (account);
 194
 195         return mc_profile_get_icon_name (profile);
 196 }
 197
 198 const gchar *
 199 empathy_icon_name_for_presence (TpConnectionPresenceType presence)
 200 {
 201         switch (presence) {
 202         case TP_CONNECTION_PRESENCE_TYPE_AVAILABLE:
 203                 return EMPATHY_IMAGE_AVAILABLE;
 204         case TP_CONNECTION_PRESENCE_TYPE_BUSY:
 205                 return EMPATHY_IMAGE_BUSY;
 206         case TP_CONNECTION_PRESENCE_TYPE_AWAY:
 207                 return EMPATHY_IMAGE_AWAY;
 208         case TP_CONNECTION_PRESENCE_TYPE_EXTENDED_AWAY:
 209                 return EMPATHY_IMAGE_EXT_AWAY;
 210         case TP_CONNECTION_PRESENCE_TYPE_HIDDEN:
 211                 return EMPATHY_IMAGE_HIDDEN;
 212         case TP_CONNECTION_PRESENCE_TYPE_OFFLINE:
 213         case TP_CONNECTION_PRESENCE_TYPE_ERROR:
 214         case TP_CONNECTION_PRESENCE_TYPE_UNKNOWN:
 215                 return EMPATHY_IMAGE_OFFLINE;
 216         case TP_CONNECTION_PRESENCE_TYPE_UNSET:
 217                 return NULL;
 218         }
 219
 220         return NULL;
 221 }
 222
 223 const gchar *
 224 empathy_icon_name_for_contact (EmpathyContact *contact)
 225 {
 226         TpConnectionPresenceType presence;
 227
 228         g_return_val_if_fail (EMPATHY_IS_CONTACT (contact),
 229                               EMPATHY_IMAGE_OFFLINE);
 230
 231         presence = empathy_contact_get_presence (contact);
 232         return empathy_icon_name_for_presence (presence);
 233 }
 234
 235 GdkPixbuf *
 236 empathy_pixbuf_from_data (gchar *data,
 237                           gsize  data_size)
 238 {
 239         return empathy_pixbuf_from_data_and_mime (data, data_size, NULL);
 240 }
 241
 242 GdkPixbuf *
 243 empathy_pixbuf_from_data_and_mime (gchar  *data,
 244                                    gsize   data_size,
 245                                    gchar **mime_type)
 246 {
 247         GdkPixbufLoader *loader;
 248         GdkPixbufFormat *format;
 249         GdkPixbuf       *pixbuf = NULL;
 250         gchar          **mime_types;
 251         GError          *error = NULL;
 252
 253         if (!data) {
 254                 return NULL;
 255         }
 256
 257         loader = gdk_pixbuf_loader_new ();
 258         if (!gdk_pixbuf_loader_write (loader, data, data_size, &error)) {
 259                 DEBUG ("Failed to write to pixbuf loader: %s",
 260                         error ? error->message : "No error given");
 261                 goto out;
 262         }
 263         if (!gdk_pixbuf_loader_close (loader, &error)) {
 264                 DEBUG ("Failed to close pixbuf loader: %s",
 265                         error ? error->message : "No error given");
 266                 goto out;
 267         }
 268
 269         pixbuf = gdk_pixbuf_loader_get_pixbuf (loader);
 270         if (pixbuf) {
 271                 g_object_ref (pixbuf);
 272
 273                 if (mime_type != NULL) {
 274                         format = gdk_pixbuf_loader_get_format (loader);
 275                         mime_types = gdk_pixbuf_format_get_mime_types (format);
 276
 277                         *mime_type = g_strdup (*mime_types);
 278                         if (mime_types[1] != NULL) {
 279                                 DEBUG ("Loader supports more than one mime "
 280                                         "type! Picking the first one, %s",
 281                                         *mime_type);
 282                         }
 283                         g_strfreev (mime_types);
 284                 }
 285         }
 286
 287 out:
 288         g_clear_error (&error);
 289         g_object_unref (loader);
 290
 291         return pixbuf;
 292 }
 293
 294 struct SizeData {
 295         gint     width;
 296         gint     height;
 297         gboolean preserve_aspect_ratio;
 298 };
 299
 300 static void
 301 pixbuf_from_avatar_size_prepared_cb (GdkPixbufLoader *loader,
 302                                      int              width,
 303                                      int              height,
 304                                      struct SizeData *data)
 305 {
 306         g_return_if_fail (width > 0 && height > 0);
 307
 308         if (data->preserve_aspect_ratio && (data->width > 0 || data->height > 0)) {
 309                 if (width < data->width && height < data->height) {
 310                         width = width;
 311                         height = height;
 312                 }
 313
 314                 if (data->width < 0) {
 315                         width = width * (double) data->height / (gdouble) height;
 316                         height = data->height;
 317                 } else if (data->height < 0) {
 318                         height = height * (double) data->width / (double) width;
 319                         width = data->width;
 320                 } else if ((double) height * (double) data->width >
 321                            (double) width * (double) data->height) {
 322                         width = 0.5 + (double) width * (double) data->height / (double) height;
 323                         height = data->height;
 324                 } else {
 325                         height = 0.5 + (double) height * (double) data->width / (double) width;
 326                         width = data->width;
 327                 }
 328         } else {
 329                 if (data->width > 0) {
 330                         width = data->width;
 331                 }
 332
 333                 if (data->height > 0) {
 334                         height = data->height;
 335                 }
 336         }
 337
 338         gdk_pixbuf_loader_set_size (loader, width, height);
 339 }
 340
 341 static void
 342 empathy_avatar_pixbuf_roundify (GdkPixbuf *pixbuf)
 343 {
 344         gint width, height, rowstride;
 345         guchar *pixels;
 346
 347         width = gdk_pixbuf_get_width (pixbuf);
 348         height = gdk_pixbuf_get_height (pixbuf);
 349         rowstride = gdk_pixbuf_get_rowstride (pixbuf);
 350         pixels = gdk_pixbuf_get_pixels (pixbuf);
 351
 352         if (width < 6 || height < 6) {
 353                 return;
 354         }
 355
 356         /* Top left */
 357         pixels[3] = 0;
 358         pixels[7] = 0x80;
 359         pixels[11] = 0xC0;
 360         pixels[rowstride + 3] = 0x80;
 361         pixels[rowstride * 2 + 3] = 0xC0;
 362
 363         /* Top right */
 364         pixels[width * 4 - 1] = 0;
 365         pixels[width * 4 - 5] = 0x80;
 366         pixels[width * 4 - 9] = 0xC0;
 367         pixels[rowstride + (width * 4) - 1] = 0x80;
 368         pixels[(2 * rowstride) + (width * 4) - 1] = 0xC0;
 369
 370         /* Bottom left */
 371         pixels[(height - 1) * rowstride + 3] = 0;
 372         pixels[(height - 1) * rowstride + 7] = 0x80;
 373         pixels[(height - 1) * rowstride + 11] = 0xC0;
 374         pixels[(height - 2) * rowstride + 3] = 0x80;
 375         pixels[(height - 3) * rowstride + 3] = 0xC0;
 376
 377         /* Bottom right */
 378         pixels[height * rowstride - 1] = 0;
 379         pixels[(height - 1) * rowstride - 1] = 0x80;
 380         pixels[(height - 2) * rowstride - 1] = 0xC0;
 381         pixels[height * rowstride - 5] = 0x80;
 382         pixels[height * rowstride - 9] = 0xC0;
 383 }
 384
 385 static gboolean
 386 empathy_gdk_pixbuf_is_opaque (GdkPixbuf *pixbuf)
 387 {
 388         gint width, height, rowstride, i;
 389         guchar *pixels;
 390         guchar *row;
 391
 392         width = gdk_pixbuf_get_width (pixbuf);
 393         height = gdk_pixbuf_get_height (pixbuf);
 394         rowstride = gdk_pixbuf_get_rowstride (pixbuf);
 395         pixels = gdk_pixbuf_get_pixels (pixbuf);
 396
 397         row = pixels;
 398         for (i = 3; i < rowstride; i+=4) {
 399                 if (row[i] < 0xfe) {
 400                         return FALSE;
 401                 }
 402         }
 403
 404         for (i = 1; i < height - 1; i++) {
 405                 row = pixels + (i*rowstride);
 406                 if (row[3] < 0xfe || row[rowstride-1] < 0xfe) {
 407                         return FALSE;
 408                 }
 409         }
 410
 411         row = pixels + ((height-1) * rowstride);
 412         for (i = 3; i < rowstride; i+=4) {
 413                 if (row[i] < 0xfe) {
 414                         return FALSE;
 415                 }
 416         }
 417
 418         return TRUE;
 419 }
 420
 421 GdkPixbuf *
 422 empathy_pixbuf_from_avatar_scaled (EmpathyAvatar *avatar,
 423                                   gint          width,
 424                                   gint          height)
 425 {
 426         GdkPixbuf        *pixbuf;
 427         GdkPixbufLoader  *loader;
 428         struct SizeData   data;
 429         GError           *error = NULL;
 430
 431         if (!avatar) {
 432                 return NULL;
 433         }
 434
 435         data.width = width;
 436         data.height = height;
 437         data.preserve_aspect_ratio = TRUE;
 438
 439         loader = gdk_pixbuf_loader_new ();
 440
 441         g_signal_connect (loader, "size-prepared",
 442                           G_CALLBACK (pixbuf_from_avatar_size_prepared_cb),
 443                           &data);
 444
 445         if (!gdk_pixbuf_loader_write (loader, avatar->data, avatar->len, &error)) {
 446                 g_warning ("Couldn't write avatar image:%p with "
 447                            "length:%" G_GSIZE_FORMAT " to pixbuf loader: %s",
 448                            avatar->data, avatar->len, error->message);
 449                 g_error_free (error);
 450                 return NULL;
 451         }
 452
 453         gdk_pixbuf_loader_close (loader, NULL);
 454
 455         pixbuf = gdk_pixbuf_loader_get_pixbuf (loader);
 456         if (!gdk_pixbuf_get_has_alpha (pixbuf)) {
 457                 GdkPixbuf *rounded_pixbuf;
 458
 459                 rounded_pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8,
 460                                                  gdk_pixbuf_get_width (pixbuf),
 461                                                  gdk_pixbuf_get_height (pixbuf));
 462                 gdk_pixbuf_copy_area (pixbuf, 0, 0,
 463                                       gdk_pixbuf_get_width (pixbuf),
 464                                       gdk_pixbuf_get_height (pixbuf),
 465                                       rounded_pixbuf,
 466                                       0, 0);
 467                 pixbuf = rounded_pixbuf;
 468         } else {
 469                 g_object_ref (pixbuf);
 470         }
 471
 472         if (empathy_gdk_pixbuf_is_opaque (pixbuf)) {
 473                 empathy_avatar_pixbuf_roundify (pixbuf);
 474         }
 475
 476         g_object_unref (loader);
 477
 478         return pixbuf;
 479 }
 480
 481 GdkPixbuf *
 482 empathy_pixbuf_avatar_from_contact_scaled (EmpathyContact *contact,
 483                                           gint           width,
 484                                           gint           height)
 485 {
 486         EmpathyAvatar *avatar;
 487
 488         g_return_val_if_fail (EMPATHY_IS_CONTACT (contact), NULL);
 489
 490         avatar = empathy_contact_get_avatar (contact);
 491
 492         return empathy_pixbuf_from_avatar_scaled (avatar, width, height);
 493 }
 494
 495 GdkPixbuf *
 496 empathy_pixbuf_scale_down_if_necessary (GdkPixbuf *pixbuf, gint max_size)
 497 {
 498         gint      width, height;
 499         gdouble   factor;
 500
 501         width = gdk_pixbuf_get_width (pixbuf);
 502         height = gdk_pixbuf_get_height (pixbuf);
 503
 504         if (width > 0 && (width > max_size || height > max_size)) {
 505                 factor = (gdouble) max_size / MAX (width, height);
 506
 507                 width = width * factor;
 508                 height = height * factor;
 509
 510                 return gdk_pixbuf_scale_simple (pixbuf,
 511                                                 width, height,
 512                                                 GDK_INTERP_HYPER);
 513         }
 514
 515         return g_object_ref (pixbuf);
 516 }
 517
 518 GdkPixbuf *
 519 empathy_pixbuf_from_icon_name_sized (const gchar *icon_name,
 520                                      gint size)
 521 {
 522         GtkIconTheme *theme;
 523         GdkPixbuf *pixbuf;
 524         GError *error = NULL;
 525
 526         if (!icon_name) {
 527                 return NULL;
 528         }
 529
 530         theme = gtk_icon_theme_get_default ();
 531
 532         pixbuf = gtk_icon_theme_load_icon (theme,
 533                                            icon_name,
 534                                            size,
 535                                            0,
 536                                            &error);
 537         if (error) {
 538                 DEBUG ("Error loading icon: %s", error->message);
 539                 g_clear_error (&error);
 540         }
 541
 542         return pixbuf;
 543 }
 544
 545 GdkPixbuf *
 546 empathy_pixbuf_from_icon_name (const gchar *icon_name,
 547                                GtkIconSize  icon_size)
 548 {
 549         gint  w, h;
 550         gint  size = 48;
 551
 552         if (!icon_name) {
 553                 return NULL;
 554         }
 555
 556         if (gtk_icon_size_lookup (icon_size, &w, &h)) {
 557                 size = (w + h) / 2;
 558         }
 559
 560         return empathy_pixbuf_from_icon_name_sized (icon_name, size);
 561 }
 562
 563 /* Stolen from GtkSourceView, hence the weird intendation. Please keep it like
 564  * that to make it easier to apply changes from the original code.
 565  */
 566 #define GTK_TEXT_UNKNOWN_CHAR 0xFFFC
 567
 568 /* this function acts like g_utf8_offset_to_pointer() except that if it finds a
 569  * decomposable character it consumes the decomposition length from the given
 570  * offset.  So it's useful when the offset was calculated for the normalized
 571  * version of str, but we need a pointer to str itself. */
 572 static const gchar *
 573 pointer_from_offset_skipping_decomp (const gchar *str, gint offset)
 574 {
 575         gchar *casefold, *normal;
 576         const gchar *p, *q;
 577
 578         p = str;
 579         while (offset > 0)
 580         {
 581                 q = g_utf8_next_char (p);
 582                 casefold = g_utf8_casefold (p, q - p);
 583                 normal = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
 584                 offset -= g_utf8_strlen (normal, -1);
 585                 g_free (casefold);
 586                 g_free (normal);
 587                 p = q;
 588         }
 589         return p;
 590 }
 591
 592 static const gchar *
 593 g_utf8_strcasestr (const gchar *haystack, const gchar *needle)
 594 {
 595         gsize needle_len;
 596         gsize haystack_len;
 597         const gchar *ret = NULL;
 598         gchar *p;
 599         gchar *casefold;
 600         gchar *caseless_haystack;
 601         gint i;
 602
 603         g_return_val_if_fail (haystack != NULL, NULL);
 604         g_return_val_if_fail (needle != NULL, NULL);
 605
 606         casefold = g_utf8_casefold (haystack, -1);
 607         caseless_haystack = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
 608         g_free (casefold);
 609
 610         needle_len = g_utf8_strlen (needle, -1);
 611         haystack_len = g_utf8_strlen (caseless_haystack, -1);
 612
 613         if (needle_len == 0)
 614         {
 615                 ret = (gchar *) haystack;
 616                 goto finally_1;
 617         }
 618
 619         if (haystack_len < needle_len)
 620         {
 621                 ret = NULL;
 622                 goto finally_1;
 623         }
 624
 625         p = (gchar *) caseless_haystack;
 626         needle_len = strlen (needle);
 627         i = 0;
 628
 629         while (*p)
 630         {
 631                 if ((strncmp (p, needle, needle_len) == 0))
 632                 {
 633                         ret = pointer_from_offset_skipping_decomp (haystack, i);
 634                         goto finally_1;
 635                 }
 636
 637                 p = g_utf8_next_char (p);
 638                 i++;
 639         }
 640
 641 finally_1:
 642         g_free (caseless_haystack);
 643
 644         return ret;
 645 }
 646
 647 static gboolean
 648 g_utf8_caselessnmatch (const char *s1, const char *s2,
 649                        gssize n1, gssize n2)
 650 {
 651         gchar *casefold;
 652         gchar *normalized_s1;
 653         gchar *normalized_s2;
 654         gint len_s1;
 655         gint len_s2;
 656         gboolean ret = FALSE;
 657
 658         g_return_val_if_fail (s1 != NULL, FALSE);
 659         g_return_val_if_fail (s2 != NULL, FALSE);
 660         g_return_val_if_fail (n1 > 0, FALSE);
 661         g_return_val_if_fail (n2 > 0, FALSE);
 662
 663         casefold = g_utf8_casefold (s1, n1);
 664         normalized_s1 = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
 665         g_free (casefold);
 666
 667         casefold = g_utf8_casefold (s2, n2);
 668         normalized_s2 = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
 669         g_free (casefold);
 670
 671         len_s1 = strlen (normalized_s1);
 672         len_s2 = strlen (normalized_s2);
 673
 674         if (len_s1 < len_s2)
 675                 goto finally_2;
 676
 677         ret = (strncmp (normalized_s1, normalized_s2, len_s2) == 0);
 678
 679 finally_2:
 680         g_free (normalized_s1);
 681         g_free (normalized_s2);
 682
 683         return ret;
 684 }
 685
 686 static void
 687 forward_chars_with_skipping (GtkTextIter *iter,
 688                              gint         count,
 689                              gboolean     skip_invisible,
 690                              gboolean     skip_nontext,
 691                              gboolean     skip_decomp)
 692 {
 693         gint i;
 694
 695         g_return_if_fail (count >= 0);
 696
 697         i = count;
 698
 699         while (i > 0)
 700         {
 701                 gboolean ignored = FALSE;
 702
 703                 /* minimal workaround to avoid the infinite loop of bug #168247.
 704                  * It doesn't fix the problemjust the symptom...
 705                  */
 706                 if (gtk_text_iter_is_end (iter))
 707                         return;
 708
 709                 if (skip_nontext && gtk_text_iter_get_char (iter) == GTK_TEXT_UNKNOWN_CHAR)
 710                         ignored = TRUE;
 711
 712                 if (!ignored && skip_invisible &&
 713                     /* _gtk_text_btree_char_is_invisible (iter)*/ FALSE)
 714                         ignored = TRUE;
 715
 716                 if (!ignored && skip_decomp)
 717                 {
 718                         /* being UTF8 correct sucks; this accounts for extra
 719                            offsets coming from canonical decompositions of
 720                            UTF8 characters (e.g. accented characters) which
 721                            g_utf8_normalize () performs */
 722                         gchar *normal;
 723                         gchar buffer[6];
 724                         gint buffer_len;
 725
 726                         buffer_len = g_unichar_to_utf8 (gtk_text_iter_get_char (iter), buffer);
 727                         normal = g_utf8_normalize (buffer, buffer_len, G_NORMALIZE_NFD);
 728                         i -= (g_utf8_strlen (normal, -1) - 1);
 729                         g_free (normal);
 730                 }
 731
 732                 gtk_text_iter_forward_char (iter);
 733
 734                 if (!ignored)
 735                         --i;
 736         }
 737 }
 738
 739 static gboolean
 740 lines_match (const GtkTextIter *start,
 741              const gchar      **lines,
 742              gboolean           visible_only,
 743              gboolean           slice,
 744              GtkTextIter       *match_start,
 745              GtkTextIter       *match_end)
 746 {
 747         GtkTextIter next;
 748         gchar *line_text;
 749         const gchar *found;
 750         gint offset;
 751
 752         if (*lines == NULL || **lines == '\0')
 753         {
 754                 if (match_start)
 755                         *match_start = *start;
 756                 if (match_end)
 757                         *match_end = *start;
 758                 return TRUE;
 759         }
 760
 761         next = *start;
 762         gtk_text_iter_forward_line (&next);
 763
 764         /* No more text in buffer, but *lines is nonempty */
 765         if (gtk_text_iter_equal (start, &next))
 766                 return FALSE;
 767
 768         if (slice)
 769         {
 770                 if (visible_only)
 771                         line_text = gtk_text_iter_get_visible_slice (start, &next);
 772                 else
 773                         line_text = gtk_text_iter_get_slice (start, &next);
 774         }
 775         else
 776         {
 777                 if (visible_only)
 778                         line_text = gtk_text_iter_get_visible_text (start, &next);
 779                 else
 780                         line_text = gtk_text_iter_get_text (start, &next);
 781         }
 782
 783         if (match_start) /* if this is the first line we're matching */
 784         {
 785                 found = g_utf8_strcasestr (line_text, *lines);
 786         }
 787         else
 788         {
 789                 /* If it's not the first line, we have to match from the
 790                  * start of the line.
 791                  */
 792                 if (g_utf8_caselessnmatch (line_text, *lines, strlen (line_text),
 793                                            strlen (*lines)))
 794                         found = line_text;
 795                 else
 796                         found = NULL;
 797         }
 798
 799         if (found == NULL)
 800         {
 801                 g_free (line_text);
 802                 return FALSE;
 803         }
 804
 805         /* Get offset to start of search string */
 806         offset = g_utf8_strlen (line_text, found - line_text);
 807
 808         next = *start;
 809
 810         /* If match start needs to be returned, set it to the
 811          * start of the search string.
 812          */
 813         forward_chars_with_skipping (&next, offset, visible_only, !slice, FALSE);
 814         if (match_start)
 815         {
 816                 *match_start = next;
 817         }
 818
 819         /* Go to end of search string */
 820         forward_chars_with_skipping (&next, g_utf8_strlen (*lines, -1), visible_only, !slice, TRUE);
 821
 822         g_free (line_text);
 823
 824         ++lines;
 825
 826         if (match_end)
 827                 *match_end = next;
 828
 829         /* pass NULL for match_start, since we don't need to find the
 830          * start again.
 831          */
 832         return lines_match (&next, lines, visible_only, slice, NULL, match_end);
 833 }
 834
 835 /* strsplit () that retains the delimiter as part of the string. */
 836 static gchar **
 837 strbreakup (const char *string,
 838             const char *delimiter,
 839             gint        max_tokens)
 840 {
 841         GSList *string_list = NULL, *slist;
 842         gchar **str_array, *s, *casefold, *new_string;
 843         guint i, n = 1;
 844
 845         g_return_val_if_fail (string != NULL, NULL);
 846         g_return_val_if_fail (delimiter != NULL, NULL);
 847
 848         if (max_tokens < 1)
 849                 max_tokens = G_MAXINT;
 850
 851         s = strstr (string, delimiter);
 852         if (s)
 853         {
 854                 guint delimiter_len = strlen (delimiter);
 855
 856                 do
 857                 {
 858                         guint len;
 859
 860                         len = s - string + delimiter_len;
 861                         new_string = g_new (gchar, len + 1);
 862                         strncpy (new_string, string, len);
 863                         new_string[len] = 0;
 864                         casefold = g_utf8_casefold (new_string, -1);
 865                         g_free (new_string);
 866                         new_string = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
 867                         g_free (casefold);
 868                         string_list = g_slist_prepend (string_list, new_string);
 869                         n++;
 870                         string = s + delimiter_len;
 871                         s = strstr (string, delimiter);
 872                 } while (--max_tokens && s);
 873         }
 874
 875         if (*string)
 876         {
 877                 n++;
 878                 casefold = g_utf8_casefold (string, -1);
 879                 new_string = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
 880                 g_free (casefold);
 881                 string_list = g_slist_prepend (string_list, new_string);
 882         }
 883
 884         str_array = g_new (gchar*, n);
 885
 886         i = n - 1;
 887
 888         str_array[i--] = NULL;
 889         for (slist = string_list; slist; slist = slist->next)
 890                 str_array[i--] = slist->data;
 891
 892         g_slist_free (string_list);
 893
 894         return str_array;
 895 }
 896
 897 gboolean
 898 empathy_text_iter_forward_search (const GtkTextIter   *iter,
 899                                  const gchar         *str,
 900                                  GtkTextIter         *match_start,
 901                                  GtkTextIter         *match_end,
 902                                  const GtkTextIter   *limit)
 903 {
 904         gchar **lines = NULL;
 905         GtkTextIter match;
 906         gboolean retval = FALSE;
 907         GtkTextIter search;
 908         gboolean visible_only;
 909         gboolean slice;
 910
 911         g_return_val_if_fail (iter != NULL, FALSE);
 912         g_return_val_if_fail (str != NULL, FALSE);
 913
 914         if (limit && gtk_text_iter_compare (iter, limit) >= 0)
 915                 return FALSE;
 916
 917         if (*str == '\0') {
 918                 /* If we can move one char, return the empty string there */
 919                 match = *iter;
 920
 921                 if (gtk_text_iter_forward_char (&match)) {
 922                         if (limit && gtk_text_iter_equal (&match, limit)) {
 923                                 return FALSE;
 924                         }
 925
 926                         if (match_start) {
 927                                 *match_start = match;
 928                         }
 929                         if (match_end) {
 930                                 *match_end = match;
 931                         }
 932                         return TRUE;
 933                 } else {
 934                         return FALSE;
 935                 }
 936         }
 937
 938         visible_only = TRUE;
 939         slice = FALSE;
 940
 941         /* locate all lines */
 942         lines = strbreakup (str, "\n", -1);
 943
 944         search = *iter;
 945
 946         do {
 947                 /* This loop has an inefficient worst-case, where
 948                  * gtk_text_iter_get_text () is called repeatedly on
 949                  * a single line.
 950                  */
 951                 GtkTextIter end;
 952
 953                 if (limit && gtk_text_iter_compare (&search, limit) >= 0) {
 954                         break;
 955                 }
 956
 957                 if (lines_match (&search, (const gchar**)lines,
 958                                  visible_only, slice, &match, &end)) {
 959                         if (limit == NULL ||
 960                             (limit && gtk_text_iter_compare (&end, limit) <= 0)) {
 961                                 retval = TRUE;
 962
 963                                 if (match_start) {
 964                                         *match_start = match;
 965                                 }
 966                                 if (match_end) {
 967                                         *match_end = end;
 968                                 }
 969                         }
 970                         break;
 971                 }
 972         } while (gtk_text_iter_forward_line (&search));
 973
 974         g_strfreev ((gchar **) lines);
 975
 976         return retval;
 977 }
 978
 979 static const gchar *
 980 g_utf8_strrcasestr (const gchar *haystack, const gchar *needle)
 981 {
 982         gsize needle_len;
 983         gsize haystack_len;
 984         const gchar *ret = NULL;
 985         gchar *p;
 986         gchar *casefold;
 987         gchar *caseless_haystack;
 988         gint i;
 989
 990         g_return_val_if_fail (haystack != NULL, NULL);
 991         g_return_val_if_fail (needle != NULL, NULL);
 992
 993         casefold = g_utf8_casefold (haystack, -1);
 994         caseless_haystack = g_utf8_normalize (casefold, -1, G_NORMALIZE_NFD);
 995         g_free (casefold);
 996
 997         needle_len = g_utf8_strlen (needle, -1);
 998         haystack_len = g_utf8_strlen (caseless_haystack, -1);
 999
1000         if (needle_len == 0)
1001         {
1002                 ret = (gchar *) haystack;
1003                 goto finally_1;
1004         }
1005
1006         if (haystack_len < needle_len)
1007         {
1008                 ret = NULL;
1009                 goto finally_1;
1010         }
1011
1012         i = haystack_len - needle_len;
1013         p = g_utf8_offset_to_pointer (caseless_haystack, i);
1014         needle_len = strlen (needle);
1015
1016         while (p >= caseless_haystack)
1017         {
1018                 if (strncmp (p, needle, needle_len) == 0)
1019                 {
1020                         ret = pointer_from_offset_skipping_decomp (haystack, i);
1021                         goto finally_1;
1022                 }
1023
1024                 p = g_utf8_prev_char (p);
1025                 i--;
1026         }
1027
1028 finally_1:
1029         g_free (caseless_haystack);
1030
1031         return ret;
1032 }
1033
1034 static gboolean
1035 backward_lines_match (const GtkTextIter *start,
1036                       const gchar      **lines,
1037                       gboolean           visible_only,
1038                       gboolean           slice,
1039                       GtkTextIter       *match_start,
1040                       GtkTextIter       *match_end)
1041 {
1042         GtkTextIter line, next;
1043         gchar *line_text;
1044         const gchar *found;
1045         gint offset;
1046
1047         if (*lines == NULL || **lines == '\0')
1048         {
1049                 if (match_start)
1050                         *match_start = *start;
1051                 if (match_end)
1052                         *match_end = *start;
1053                 return TRUE;
1054         }
1055
1056         line = next = *start;
1057         if (gtk_text_iter_get_line_offset (&next) == 0)
1058         {
1059                 if (!gtk_text_iter_backward_line (&next))
1060                         return FALSE;
1061         }
1062         else
1063                 gtk_text_iter_set_line_offset (&next, 0);
1064
1065         if (slice)
1066         {
1067                 if (visible_only)
1068                         line_text = gtk_text_iter_get_visible_slice (&next, &line);
1069                 else
1070                         line_text = gtk_text_iter_get_slice (&next, &line);
1071         }
1072         else
1073         {
1074                 if (visible_only)
1075                         line_text = gtk_text_iter_get_visible_text (&next, &line);
1076                 else
1077                         line_text = gtk_text_iter_get_text (&next, &line);
1078         }
1079
1080         if (match_start) /* if this is the first line we're matching */
1081         {
1082                 found = g_utf8_strrcasestr (line_text, *lines);
1083         }
1084         else
1085         {
1086                 /* If it's not the first line, we have to match from the
1087                  * start of the line.
1088                  */
1089                 if (g_utf8_caselessnmatch (line_text, *lines, strlen (line_text),
1090                                            strlen (*lines)))
1091                         found = line_text;
1092                 else
1093                         found = NULL;
1094         }
1095
1096         if (found == NULL)
1097         {
1098                 g_free (line_text);
1099                 return FALSE;
1100         }
1101
1102         /* Get offset to start of search string */
1103         offset = g_utf8_strlen (line_text, found - line_text);
1104
1105         forward_chars_with_skipping (&next, offset, visible_only, !slice, FALSE);
1106
1107         /* If match start needs to be returned, set it to the
1108          * start of the search string.
1109          */
1110         if (match_start)
1111         {
1112                 *match_start = next;
1113         }
1114
1115         /* Go to end of search string */
1116         forward_chars_with_skipping (&next, g_utf8_strlen (*lines, -1), visible_only, !slice, TRUE);
1117
1118         g_free (line_text);
1119
1120         ++lines;
1121
1122         if (match_end)
1123                 *match_end = next;
1124
1125         /* try to match the rest of the lines forward, passing NULL
1126          * for match_start so lines_match will try to match the entire
1127          * line */
1128         return lines_match (&next, lines, visible_only,
1129                             slice, NULL, match_end);
1130 }
1131
1132 gboolean
1133 empathy_text_iter_backward_search (const GtkTextIter   *iter,
1134                                   const gchar         *str,
1135                                   GtkTextIter         *match_start,
1136                                   GtkTextIter         *match_end,
1137                                   const GtkTextIter   *limit)
1138 {
1139         gchar **lines = NULL;
1140         GtkTextIter match;
1141         gboolean retval = FALSE;
1142         GtkTextIter search;
1143         gboolean visible_only;
1144         gboolean slice;
1145
1146         g_return_val_if_fail (iter != NULL, FALSE);
1147         g_return_val_if_fail (str != NULL, FALSE);
1148
1149         if (limit && gtk_text_iter_compare (iter, limit) <= 0)
1150                 return FALSE;
1151
1152         if (*str == '\0')
1153         {
1154                 /* If we can move one char, return the empty string there */
1155                 match = *iter;
1156
1157                 if (gtk_text_iter_backward_char (&match))
1158                 {
1159                         if (limit && gtk_text_iter_equal (&match, limit))
1160                                 return FALSE;
1161
1162                         if (match_start)
1163                                 *match_start = match;
1164                         if (match_end)
1165                                 *match_end = match;
1166                         return TRUE;
1167                 }
1168                 else
1169                 {
1170                         return FALSE;
1171                 }
1172         }
1173
1174         visible_only = TRUE;
1175         slice = TRUE;
1176
1177         /* locate all lines */
1178         lines = strbreakup (str, "\n", -1);
1179
1180         search = *iter;
1181
1182         while (TRUE)
1183         {
1184                 /* This loop has an inefficient worst-case, where
1185                  * gtk_text_iter_get_text () is called repeatedly on
1186                  * a single line.
1187                  */
1188                 GtkTextIter end;
1189
1190                 if (limit && gtk_text_iter_compare (&search, limit) <= 0)
1191                         break;
1192
1193                 if (backward_lines_match (&search, (const gchar**)lines,
1194                                           visible_only, slice, &match, &end))
1195                 {
1196                         if (limit == NULL || (limit &&
1197                                               gtk_text_iter_compare (&end, limit) > 0))
1198                         {
1199                                 retval = TRUE;
1200
1201                                 if (match_start)
1202                                         *match_start = match;
1203                                 if (match_end)
1204                                         *match_end = end;
1205                         }
1206                         break;
1207                 }
1208
1209                 if (gtk_text_iter_get_line_offset (&search) == 0)
1210                 {
1211                         if (!gtk_text_iter_backward_line (&search))
1212                                 break;
1213                 }
1214                 else
1215                 {
1216                         gtk_text_iter_set_line_offset (&search, 0);
1217                 }
1218         }
1219
1220         g_strfreev ((gchar **) lines);
1221
1222         return retval;
1223 }
1224
1225 gboolean
1226 empathy_window_get_is_visible (GtkWindow *window)
1227 {
1228         GdkWindowState  state;
1229         GdkWindow      *gdk_window;
1230
1231         g_return_val_if_fail (GTK_IS_WINDOW (window), FALSE);
1232
1233         gdk_window = GTK_WIDGET (window)->window;
1234         if (!gdk_window) {
1235                 return FALSE;
1236         }
1237
1238         state = gdk_window_get_state (gdk_window);
1239         if (state & (GDK_WINDOW_STATE_WITHDRAWN | GDK_WINDOW_STATE_ICONIFIED)) {
1240                 return FALSE;
1241         }
1242
1243         return TRUE;
1244 }
1245
1246 void
1247 empathy_window_iconify (GtkWindow *window, GtkStatusIcon *status_icon)
1248 {
1249         GdkRectangle  icon_location;
1250         gulong        data[4];
1251         Display      *dpy;
1252         GdkWindow    *gdk_window;
1253
1254         gtk_status_icon_get_geometry (status_icon, NULL, &icon_location, NULL);
1255         gdk_window = GTK_WIDGET (window)->window;
1256         dpy = gdk_x11_drawable_get_xdisplay (gdk_window);
1257
1258         data[0] = icon_location.x;
1259         data[1] = icon_location.y;
1260         data[2] = icon_location.width;
1261         data[3] = icon_location.height;
1262
1263         XChangeProperty (dpy,
1264                          GDK_WINDOW_XID (gdk_window),
1265                          gdk_x11_get_xatom_by_name_for_display (gdk_drawable_get_display (gdk_window),
1266                          "_NET_WM_ICON_GEOMETRY"),
1267                          XA_CARDINAL, 32, PropModeReplace,
1268                          (guchar *)&data, 4);
1269
1270         gtk_window_set_skip_taskbar_hint (window, TRUE);
1271         gtk_window_iconify (window);
1272 }
1273
1274 /* Takes care of moving the window to the current workspace. */
1275 void
1276 empathy_window_present (GtkWindow *window,
1277                         gboolean   steal_focus)
1278 {
1279         guint32 timestamp;
1280
1281         g_return_if_fail (GTK_IS_WINDOW (window));
1282
1283         /* There are three cases: hidden, visible, visible on another
1284          * workspace.
1285          */
1286
1287         if (!empathy_window_get_is_visible (window)) {
1288                 /* Hide it so present brings it to the current workspace. */
1289                 gtk_widget_hide (GTK_WIDGET (window));
1290         }
1291
1292         timestamp = gtk_get_current_event_time ();
1293         gtk_window_set_skip_taskbar_hint (window, FALSE);
1294         gtk_window_present_with_time (window, timestamp);
1295         /* FIXME: This shouldn't be required as gtk_window_present's doc says
1296          *        it deiconify automatically. */
1297         gtk_window_deiconify (window);
1298 }
1299
1300 GtkWindow *
1301 empathy_get_toplevel_window (GtkWidget *widget)
1302 {
1303         GtkWidget *toplevel;
1304
1305         g_return_val_if_fail (GTK_IS_WIDGET (widget), NULL);
1306
1307         toplevel = gtk_widget_get_toplevel (widget);
1308         if (GTK_IS_WINDOW (toplevel) &&
1309             GTK_WIDGET_TOPLEVEL (toplevel)) {
1310                 return GTK_WINDOW (toplevel);
1311         }
1312
1313         return NULL;
1314 }
1315
1316 /* The URL opening code can't handle schemeless strings, so we try to be
1317  * smart and add http if there is no scheme or doesn't look like a mail
1318  * address. This should work in most cases, and let us click on strings
1319  * like "www.gnome.org".
1320  */
1321 static gchar *
1322 fixup_url (const gchar *url)
1323 {
1324         if (g_str_has_prefix (url, "ghelp:") ||
1325             g_str_has_prefix (url, "mailto:") ||
1326             strstr (url, ":/")) {
1327                 return NULL;
1328         }
1329
1330         if (strstr (url, "@")) {
1331                 return g_strdup_printf ("mailto:%s", url);
1332         }
1333
1334         return g_strdup_printf ("http://%s", url);
1335 }
1336
1337 void
1338 empathy_url_show (GtkWidget *parent,
1339                   const char *url)
1340 {
1341         gchar  *real_url;
1342         GError *error = NULL;
1343
1344         real_url = fixup_url (url);
1345         if (real_url) {
1346                 url = real_url;
1347         }
1348
1349         gtk_show_uri (gtk_widget_get_screen (parent), url,
1350                       gtk_get_current_event_time (), &error);
1351
1352         if (error) {
1353                 GtkWidget *dialog;
1354
1355                 dialog = gtk_message_dialog_new (NULL, 0,
1356                                                  GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE,
1357                                                  _("Unable to open URI"));
1358                 gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
1359                                                           "%s", error->message);
1360
1361                 g_signal_connect (dialog, "response",
1362                                   G_CALLBACK (gtk_widget_destroy),
1363                                   NULL);
1364                 gtk_window_present (GTK_WINDOW (dialog));
1365
1366                 g_clear_error (&error);
1367         }
1368
1369         g_free (real_url);
1370 }
1371
1372 static void
1373 link_button_hook (GtkLinkButton *button,
1374                   const gchar *link,
1375                   gpointer user_data)
1376 {
1377         empathy_url_show (GTK_WIDGET (button), link);
1378 }
1379
1380 GtkWidget *
1381 empathy_link_button_new (const gchar *url,
1382                         const gchar *title)
1383 {
1384         static gboolean hook = FALSE;
1385
1386         if (!hook) {
1387                 hook = TRUE;
1388                 gtk_link_button_set_uri_hook (link_button_hook, NULL, NULL);
1389         }
1390
1391         return gtk_link_button_new_with_label (url, title);
1392 }
1393
1394 void
1395 empathy_toggle_button_set_state_quietly (GtkWidget *widget,
1396                                         GCallback  callback,
1397                                         gpointer   user_data,
1398                                         gboolean   active)
1399 {
1400         g_return_if_fail (GTK_IS_TOGGLE_BUTTON (widget));
1401
1402         g_signal_handlers_block_by_func (widget, callback, user_data);
1403         g_object_set (widget, "active", active, NULL);
1404         g_signal_handlers_unblock_by_func (widget, callback, user_data);
1405 }
1406
1407 /* Sending files with the file chooser */
1408 #if 0
1409 static void
1410 file_manager_send_file_request_cb (EmpathyDispatchOperation *operation,
1411                                    const GError *error, gpointer user_data)
1412 {
1413         GFile *file = (GFile *) user_data;
1414         EmpathyTpFile *tp_file;
1415
1416         if (error != NULL) {
1417                 DEBUG ("Couldn't request channel: %s", error->message);
1418                 g_object_unref (file);
1419                 return;
1420         }
1421
1422         DEBUG ("Starting to send file");
1423
1424         tp_file = EMPATHY_TP_FILE (
1425                 empathy_dispatch_operation_get_channel_wrapper (operation));
1426
1427         empathy_tp_file_offer (tp_file, file, NULL);
1428
1429         g_object_unref (file);
1430 }
1431 #endif
1432
1433 static void
1434 new_ft_handler_cb (EmpathyFTFactory *factory,
1435                    EmpathyFTHandler *handler,
1436                    gboolean direction,
1437                    gpointer user_data)
1438 {
1439         empathy_ft_handler_start_transfer (handler, g_cancellable_new ());
1440 }
1441
1442 static void
1443 file_manager_send_file_response_cb (GtkDialog      *widget,
1444                                     gint            response_id,
1445                                     EmpathyContact *contact)
1446 {
1447         EmpathyFTFactory *factory;
1448
1449         if (response_id == GTK_RESPONSE_OK) {
1450                 GSList *list;
1451                 GSList *l;
1452
1453                 list = gtk_file_chooser_get_uris (GTK_FILE_CHOOSER (widget));
1454
1455                 DEBUG ("File chooser selected files:");
1456
1457                 for (l = list; l; l = l->next) {
1458                         gchar            *uri;
1459                         GFile            *gfile;
1460                         GFileInfo        *info;
1461                         GtkRecentManager *manager;
1462                         gchar *filename;
1463                         GTimeVal mtime;
1464                         GError *error = NULL;
1465
1466                         uri = l->data;
1467                         gfile = g_file_new_for_uri (uri);
1468                         info = g_file_query_info (gfile,
1469                                 G_FILE_ATTRIBUTE_STANDARD_SIZE ","
1470                                 G_FILE_ATTRIBUTE_STANDARD_CONTENT_TYPE ","
1471                                 G_FILE_ATTRIBUTE_TIME_MODIFIED,
1472                                 0, NULL, &error);
1473
1474                         if (error) {
1475                                 DEBUG ("Can't get info about the file: %s", error->message);
1476                                 g_clear_error (&error);
1477                                 g_object_unref (gfile);
1478                                 continue;
1479                         }
1480
1481                         DEBUG ("\t%s", uri);
1482                         filename = g_file_get_basename (gfile);
1483                         g_file_info_get_modification_time (info, &mtime);
1484 #if 0
1485                         empathy_dispatcher_send_file_to_contact (contact,
1486                                 filename, g_file_info_get_size (info), mtime.tv_sec,
1487                                 g_file_info_get_content_type (info),
1488                                 file_manager_send_file_request_cb, gfile);
1489 #endif
1490                         factory = empathy_ft_factory_dup_singleton ();
1491                         g_signal_connect (factory, "new-ft-handler",
1492                                           G_CALLBACK (new_ft_handler_cb), NULL);
1493                         empathy_ft_factory_new_transfer (factory, contact, gfile);
1494                         g_free (filename);
1495                         g_object_unref (info);
1496
1497                         manager = gtk_recent_manager_get_default ();
1498                         gtk_recent_manager_add_item (manager, uri);
1499
1500                         g_free (uri);
1501                 }
1502                 g_slist_free (list);
1503         }
1504
1505         gtk_widget_destroy (GTK_WIDGET (widget));
1506 }
1507
1508 void
1509 empathy_send_file_with_file_chooser (EmpathyContact *contact)
1510 {
1511         GtkWidget               *widget;
1512         GtkWidget               *button;
1513
1514         g_return_if_fail (EMPATHY_IS_CONTACT (contact));
1515
1516         DEBUG ("Creating selection file chooser");
1517
1518         widget = gtk_file_chooser_dialog_new (_("Select a file"),
1519                                               NULL,
1520                                               GTK_FILE_CHOOSER_ACTION_OPEN,
1521                                               GTK_STOCK_CANCEL,
1522                                               GTK_RESPONSE_CANCEL,
1523                                               NULL);
1524
1525         /* send button */
1526         button = gtk_button_new_with_mnemonic (_("_Send"));
1527         gtk_button_set_image (GTK_BUTTON (button),
1528                 gtk_image_new_from_icon_name (EMPATHY_IMAGE_DOCUMENT_SEND,
1529                                               GTK_ICON_SIZE_BUTTON));
1530         gtk_widget_show (button);
1531         gtk_dialog_add_action_widget (GTK_DIALOG (widget), button,
1532                                       GTK_RESPONSE_OK);
1533         GTK_WIDGET_SET_FLAGS (button, GTK_CAN_DEFAULT);
1534         gtk_dialog_set_default_response (GTK_DIALOG (widget),
1535                                          GTK_RESPONSE_OK);
1536
1537         g_signal_connect (widget, "response",
1538                           G_CALLBACK (file_manager_send_file_response_cb),
1539                           contact);
1540
1541         gtk_widget_show (widget);
1542 }
1543
1544 typedef struct {
1545         EmpathySound sound_id;
1546         const char * event_ca_id;
1547         const char * event_ca_description;
1548         const char * gconf_key;
1549 } EmpathySoundEntry;
1550
1551 /* NOTE: these entries MUST be in the same order than EmpathySound enum */
1552 static EmpathySoundEntry sound_entries[LAST_EMPATHY_SOUND] = {
1553         { EMPATHY_SOUND_MESSAGE_INCOMING, "message-new-instant",
1554           N_("Received an instant message"), EMPATHY_PREFS_SOUNDS_INCOMING_MESSAGE } ,
1555         { EMPATHY_SOUND_MESSAGE_OUTGOING, "message-sent-instant",
1556           N_("Sent an instant message"), EMPATHY_PREFS_SOUNDS_OUTGOING_MESSAGE } ,
1557         { EMPATHY_SOUND_CONVERSATION_NEW, "message-new-instant",
1558           N_("Incoming chat request"), EMPATHY_PREFS_SOUNDS_NEW_CONVERSATION },
1559         { EMPATHY_SOUND_CONTACT_CONNECTED, "service-login",
1560           N_("Contact connected"), EMPATHY_PREFS_SOUNDS_CONTACT_LOGIN },
1561         { EMPATHY_SOUND_CONTACT_DISCONNECTED, "service-logout",
1562           N_("Contact disconnected"), EMPATHY_PREFS_SOUNDS_CONTACT_LOGOUT },
1563         { EMPATHY_SOUND_ACCOUNT_CONNECTED, "service-login",
1564           N_("Connected to server"), EMPATHY_PREFS_SOUNDS_SERVICE_LOGIN },
1565         { EMPATHY_SOUND_ACCOUNT_DISCONNECTED, "service-logout",
1566           N_("Disconnected from server"), EMPATHY_PREFS_SOUNDS_SERVICE_LOGOUT },
1567         { EMPATHY_SOUND_PHONE_INCOMING, "phone-incoming-call",
1568           N_("Incoming voice call"), NULL },
1569         { EMPATHY_SOUND_PHONE_OUTGOING, "phone-outgoing-calling",
1570           N_("Outgoing voice call"), NULL },
1571         { EMPATHY_SOUND_PHONE_HANGUP, "phone-hangup",
1572           N_("Voice call ended"), NULL },
1573 };
1574
1575
1576 static gboolean
1577 empathy_sound_pref_is_enabled (const char *key)
1578 {
1579         EmpathyConf *conf;
1580         gboolean res;
1581
1582         conf = empathy_conf_get ();
1583         res = FALSE;
1584
1585         empathy_conf_get_bool (conf, EMPATHY_PREFS_SOUNDS_ENABLED, &res);
1586
1587         if (!res) {
1588                 return FALSE;
1589         }
1590
1591         if (!empathy_check_available_state ()) {
1592                 empathy_conf_get_bool (conf, EMPATHY_PREFS_SOUNDS_DISABLED_AWAY,
1593                                        &res);
1594                 if (res) {
1595                         return FALSE;
1596                 }
1597         }
1598
1599         empathy_conf_get_bool (conf, key, &res);
1600
1601         return res;
1602 }
1603
1604 void
1605 empathy_sound_stop (EmpathySound sound_id)
1606 {
1607         EmpathySoundEntry *entry;
1608
1609         g_return_if_fail (sound_id < LAST_EMPATHY_SOUND);
1610
1611         entry = &(sound_entries[sound_id]);
1612         g_return_if_fail (entry->sound_id == sound_id);
1613
1614         ca_context_cancel (ca_gtk_context_get (), entry->sound_id);
1615 }
1616
1617
1618 gboolean
1619 empathy_sound_play_full (GtkWidget *widget, EmpathySound sound_id,
1620         ca_finish_callback_t callback, gpointer user_data)
1621 {
1622         EmpathySoundEntry *entry;
1623         gboolean should_play = TRUE;
1624         ca_proplist *p = NULL;
1625         ca_context *c;
1626
1627         g_return_val_if_fail (sound_id < LAST_EMPATHY_SOUND, FALSE);
1628
1629         entry = &(sound_entries[sound_id]);
1630         g_return_val_if_fail (entry->sound_id == sound_id, FALSE);
1631
1632         if (entry->gconf_key != NULL) {
1633                 should_play = empathy_sound_pref_is_enabled (entry->gconf_key);
1634         }
1635
1636         if (!should_play)
1637                 return FALSE;
1638
1639         c = ca_gtk_context_get ();
1640         ca_context_cancel (c, entry->sound_id);
1641
1642         DEBUG ("Play sound \"%s\" (%s)",
1643                entry->event_ca_id,
1644                entry->event_ca_description);
1645
1646         if (ca_proplist_create (&p) < 0)
1647                 goto failed;
1648
1649         if (ca_proplist_sets (p, CA_PROP_EVENT_ID, entry->event_ca_id) < 0)
1650                 goto failed;
1651
1652         if (ca_proplist_sets (p, CA_PROP_EVENT_DESCRIPTION,
1653                         gettext (entry->event_ca_id)) < 0)
1654                 goto failed;
1655
1656         if (ca_gtk_proplist_set_for_widget (p, widget) < 0)
1657                 goto failed;
1658
1659         ca_context_play_full (ca_gtk_context_get (), entry->sound_id,
1660                 p, callback, user_data);
1661
1662         ca_proplist_destroy (p);
1663
1664         return TRUE;
1665
1666 failed:
1667         if (p != NULL)
1668                 ca_proplist_destroy (p);
1669
1670         return FALSE;
1671 }
1672
1673 void
1674 empathy_sound_play (GtkWidget *widget, EmpathySound sound_id)
1675 {
1676         empathy_sound_play_full (widget, sound_id, NULL, NULL);
1677 }
1678