src/prefs_customheader.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2007 Hiroyuki Yamamoto and the Claws Mail team
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 3 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program 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
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  17  *
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #endif
  23
  24 #include "defs.h"
  25
  26 #include <glib.h>
  27 #include <glib/gi18n.h>
  28 #include <gtk/gtk.h>
  29 #include <gdk/gdkkeysyms.h>
  30 #include <stdio.h>
  31 #include <stdlib.h>
  32 #include <string.h>
  33 #include <errno.h>
  34
  35 #include "main.h"
  36 #include "prefs_gtk.h"
  37 #include "prefs_customheader.h"
  38 #include "prefs_common.h"
  39 #include "prefs_account.h"
  40 #include "mainwindow.h"
  41 #include "foldersel.h"
  42 #include "manage_window.h"
  43 #include "customheader.h"
  44 #include "folder.h"
  45 #include "utils.h"
  46 #include "gtkutils.h"
  47 #include "alertpanel.h"
  48 #include "base64.h"
  49 #include "filesel.h"
  50 #include "combobox.h"
  51
  52 enum {
  53         CUSTHDR_STRING,         /*!< display string managed by list store */
  54         CUSTHDR_DATA,           /*!< string managed by us */
  55         N_CUSTHDR_COLUMNS
  56 };
  57
  58 static struct CustomHdr {
  59         GtkWidget *window;
  60
  61         GtkWidget *ok_btn;
  62         GtkWidget *cancel_btn;
  63
  64         GtkWidget *hdr_combo;
  65         GtkWidget *hdr_entry;
  66         GtkWidget *val_entry;
  67         GtkWidget *list_view;
  68 } customhdr;
  69
  70 /* widget creating functions */
  71 static void prefs_custom_header_create  (void);
  72
  73 static void prefs_custom_header_set_dialog              (PrefsAccount *ac);
  74 static void prefs_custom_header_set_list                (PrefsAccount *ac);
  75 static void prefs_custom_header_list_view_set_row       (PrefsAccount *ac);
  76
  77 /* callback functions */
  78 static void prefs_custom_header_add_cb          (void);
  79 static void prefs_custom_header_val_from_file_cb(void);
  80 static void prefs_custom_header_delete_cb       (void);
  81 static void prefs_custom_header_up              (void);
  82 static void prefs_custom_header_down            (void);
  83
  84 static gboolean prefs_custom_header_key_pressed (GtkWidget      *widget,
  85                                                  GdkEventKey    *event,
  86                                                  gpointer        data);
  87 static void prefs_custom_header_ok              (void);
  88 static void prefs_custom_header_cancel          (void);
  89 static gint prefs_custom_header_deleted         (GtkWidget      *widget,
  90                                                  GdkEventAny    *event,
  91                                                  gpointer        data);
  92
  93 static GtkListStore* prefs_custom_header_create_data_store      (void);
  94
  95 static void prefs_custom_header_list_view_insert_header (GtkWidget *list_view,
  96                                                          GtkTreeIter *row_iter,
  97                                                          gchar *header,
  98                                                          gpointer data);
  99
 100 static GtkWidget *prefs_custom_header_list_view_create (void);
 101
 102 static void prefs_custom_header_create_list_view_columns        (GtkWidget *list_view);
 103
 104 static gboolean prefs_custom_header_selected    (GtkTreeSelection *selector,
 105                                                  GtkTreeModel *model,
 106                                                  GtkTreePath *path,
 107                                                  gboolean currently_selected,
 108                                                  gpointer data);
 109
 110
 111 static PrefsAccount *cur_ac = NULL;
 112
 113 void prefs_custom_header_open(PrefsAccount *ac)
 114 {
 115         if (!customhdr.window) {
 116                 prefs_custom_header_create();
 117         }
 118
 119         manage_window_set_transient(GTK_WINDOW(customhdr.window));
 120         gtk_widget_grab_focus(customhdr.ok_btn);
 121
 122         prefs_custom_header_set_dialog(ac);
 123
 124         cur_ac = ac;
 125
 126         gtk_widget_show(customhdr.window);
 127 }
 128
 129 static void prefs_custom_header_create(void)
 130 {
 131         GtkWidget *window;
 132         GtkWidget *vbox;
 133
 134         GtkWidget *ok_btn;
 135         GtkWidget *cancel_btn;
 136
 137         GtkWidget *confirm_area;
 138
 139         GtkWidget *vbox1;
 140
 141         GtkWidget *table1;
 142         GtkWidget *hdr_label;
 143         GtkWidget *hdr_combo;
 144         GtkWidget *val_label;
 145         GtkWidget *val_entry;
 146         GtkWidget *val_btn;
 147
 148         GtkWidget *reg_hbox;
 149         GtkWidget *btn_hbox;
 150         GtkWidget *arrow;
 151         GtkWidget *add_btn;
 152         GtkWidget *del_btn;
 153
 154         GtkWidget *ch_hbox;
 155         GtkWidget *ch_scrolledwin;
 156         GtkWidget *list_view;
 157
 158         GtkWidget *btn_vbox;
 159         GtkWidget *up_btn;
 160         GtkWidget *down_btn;
 161
 162         debug_print("Creating custom header setting window...\n");
 163
 164         window = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "prefs_customheader");
 165         gtk_container_set_border_width (GTK_CONTAINER (window), 8);
 166         gtk_window_set_position (GTK_WINDOW (window), GTK_WIN_POS_CENTER);
 167         gtk_window_set_modal (GTK_WINDOW (window), TRUE);
 168         gtk_window_set_resizable(GTK_WINDOW (window), TRUE);
 169
 170         vbox = gtk_vbox_new (FALSE, 6);
 171         gtk_widget_show (vbox);
 172         gtk_container_add (GTK_CONTAINER (window), vbox);
 173
 174         gtkut_stock_button_set_create(&confirm_area, &cancel_btn, GTK_STOCK_CANCEL,
 175                                       &ok_btn, GTK_STOCK_OK,
 176                                       NULL, NULL);
 177         gtk_widget_show (confirm_area);
 178         gtk_box_pack_end (GTK_BOX(vbox), confirm_area, FALSE, FALSE, 0);
 179         gtk_widget_grab_default (ok_btn);
 180
 181         gtk_window_set_title (GTK_WINDOW(window), _("Custom header configuration"));
 182         MANAGE_WINDOW_SIGNALS_CONNECT (window);
 183         g_signal_connect (G_OBJECT(window), "delete_event",
 184                           G_CALLBACK(prefs_custom_header_deleted),
 185                           NULL);
 186         g_signal_connect (G_OBJECT(window), "key_press_event",
 187                           G_CALLBACK(prefs_custom_header_key_pressed),
 188                           NULL);
 189         g_signal_connect (G_OBJECT(ok_btn), "clicked",
 190                           G_CALLBACK(prefs_custom_header_ok), NULL);
 191         g_signal_connect (G_OBJECT(cancel_btn), "clicked",
 192                           G_CALLBACK(prefs_custom_header_cancel), NULL);
 193
 194         vbox1 = gtk_vbox_new (FALSE, VSPACING);
 195         gtk_widget_show (vbox1);
 196         gtk_box_pack_start (GTK_BOX (vbox), vbox1, TRUE, TRUE, 0);
 197         gtk_container_set_border_width (GTK_CONTAINER (vbox1), 2);
 198
 199         table1 = gtk_table_new (3, 2, FALSE);
 200         gtk_widget_show (table1);
 201         gtk_box_pack_start (GTK_BOX (vbox1), table1,
 202                             FALSE, FALSE, 0);
 203         gtk_table_set_row_spacings (GTK_TABLE (table1), 8);
 204         gtk_table_set_col_spacings (GTK_TABLE (table1), 8);
 205
 206         hdr_label = gtk_label_new (_("Header"));
 207         gtk_widget_show (hdr_label);
 208         gtk_table_attach (GTK_TABLE (table1), hdr_label, 0, 1, 0, 1,
 209                           GTK_EXPAND | GTK_SHRINK | GTK_FILL,
 210                           0, 0, 0);
 211         gtk_misc_set_alignment (GTK_MISC (hdr_label), 0, 0.5);
 212
 213         hdr_combo = combobox_text_new(TRUE, "User-Agent", "Face", "X-Face",
 214                                       "X-Operating-System", NULL);
 215         gtk_table_attach (GTK_TABLE (table1), hdr_combo, 0, 1, 1, 2,
 216                           GTK_EXPAND | GTK_SHRINK | GTK_FILL,
 217                           0, 0, 0);
 218         gtk_widget_set_size_request (hdr_combo, 150, -1);
 219
 220         val_label = gtk_label_new (_("Value"));
 221         gtk_widget_show (val_label);
 222         gtk_table_attach (GTK_TABLE (table1), val_label, 1, 2, 0, 1,
 223                           GTK_EXPAND | GTK_SHRINK | GTK_FILL,
 224                           0, 0, 0);
 225         gtk_misc_set_alignment (GTK_MISC (val_label), 0, 0.5);
 226
 227         val_entry = gtk_entry_new ();
 228         gtk_widget_show (val_entry);
 229         gtk_table_attach (GTK_TABLE (table1), val_entry, 1, 2, 1, 2,
 230                           GTK_EXPAND | GTK_SHRINK | GTK_FILL,
 231                           0, 0, 0);
 232         gtk_widget_set_size_request (val_entry, 200, -1);
 233
 234         val_btn = gtk_button_new_with_label (_("From file..."));
 235         gtk_widget_show (val_btn);
 236         gtk_table_attach (GTK_TABLE (table1), val_btn, 2, 3, 1, 2,
 237                           GTK_EXPAND | GTK_SHRINK | GTK_FILL,
 238                           0, 0, 0);
 239         g_signal_connect (G_OBJECT (val_btn), "clicked",
 240                           G_CALLBACK (prefs_custom_header_val_from_file_cb),
 241                           NULL);
 242
 243         /* add / delete */
 244
 245         reg_hbox = gtk_hbox_new (FALSE, 4);
 246         gtk_widget_show (reg_hbox);
 247         gtk_box_pack_start (GTK_BOX (vbox1), reg_hbox, FALSE, FALSE, 0);
 248
 249         arrow = gtk_arrow_new (GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 250         gtk_widget_show (arrow);
 251         gtk_box_pack_start (GTK_BOX (reg_hbox), arrow, FALSE, FALSE, 0);
 252         gtk_widget_set_size_request (arrow, -1, 16);
 253
 254         btn_hbox = gtk_hbox_new (TRUE, 4);
 255         gtk_widget_show (btn_hbox);
 256         gtk_box_pack_start (GTK_BOX (reg_hbox), btn_hbox, FALSE, FALSE, 0);
 257
 258         add_btn = gtk_button_new_from_stock (GTK_STOCK_ADD);
 259         gtk_widget_show (add_btn);
 260         gtk_box_pack_start (GTK_BOX (btn_hbox), add_btn, FALSE, TRUE, 0);
 261         g_signal_connect (G_OBJECT (add_btn), "clicked",
 262                           G_CALLBACK (prefs_custom_header_add_cb),
 263                           NULL);
 264
 265         del_btn = gtk_button_new_from_stock (GTK_STOCK_DELETE);
 266         gtk_widget_show (del_btn);
 267         gtk_box_pack_start (GTK_BOX (btn_hbox), del_btn, FALSE, TRUE, 0);
 268         g_signal_connect (G_OBJECT (del_btn), "clicked",
 269                           G_CALLBACK (prefs_custom_header_delete_cb),
 270                           NULL);
 271
 272
 273         ch_hbox = gtk_hbox_new (FALSE, 8);
 274         gtk_widget_show (ch_hbox);
 275         gtk_box_pack_start (GTK_BOX (vbox1), ch_hbox, TRUE, TRUE, 0);
 276
 277         ch_scrolledwin = gtk_scrolled_window_new (NULL, NULL);
 278         gtk_widget_set_size_request (ch_scrolledwin, -1, 200);
 279         gtk_widget_show (ch_scrolledwin);
 280         gtk_box_pack_start (GTK_BOX (ch_hbox), ch_scrolledwin, TRUE, TRUE, 0);
 281         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (ch_scrolledwin),
 282                                         GTK_POLICY_AUTOMATIC,
 283                                         GTK_POLICY_AUTOMATIC);
 284
 285         list_view = prefs_custom_header_list_view_create();
 286         gtk_widget_show (list_view);
 287         gtk_container_add (GTK_CONTAINER (ch_scrolledwin), list_view);
 288
 289         btn_vbox = gtk_vbox_new (FALSE, 8);
 290         gtk_widget_show (btn_vbox);
 291         gtk_box_pack_start (GTK_BOX (ch_hbox), btn_vbox, FALSE, FALSE, 0);
 292
 293         up_btn = gtk_button_new_from_stock (GTK_STOCK_GO_UP);
 294         gtk_widget_show (up_btn);
 295         gtk_box_pack_start (GTK_BOX (btn_vbox), up_btn, FALSE, FALSE, 0);
 296         g_signal_connect (G_OBJECT (up_btn), "clicked",
 297                           G_CALLBACK (prefs_custom_header_up), NULL);
 298
 299         down_btn = gtk_button_new_from_stock (GTK_STOCK_GO_DOWN);
 300         gtk_widget_show (down_btn);
 301         gtk_box_pack_start (GTK_BOX (btn_vbox), down_btn, FALSE, FALSE, 0);
 302         g_signal_connect (G_OBJECT (down_btn), "clicked",
 303                           G_CALLBACK (prefs_custom_header_down), NULL);
 304
 305         gtk_widget_show_all(window);
 306
 307         customhdr.window     = window;
 308         customhdr.ok_btn     = ok_btn;
 309         customhdr.cancel_btn = cancel_btn;
 310
 311         customhdr.hdr_combo  = hdr_combo;
 312         customhdr.hdr_entry  = GTK_BIN (hdr_combo)->child;
 313         customhdr.val_entry  = val_entry;
 314
 315         customhdr.list_view   = list_view;
 316 }
 317
 318 void prefs_custom_header_read_config(PrefsAccount *ac)
 319 {
 320         gchar *rcpath;
 321         FILE *fp;
 322         gchar buf[PREFSBUFSIZE];
 323         CustomHeader *ch;
 324
 325         debug_print("Reading custom header configuration...\n");
 326
 327         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
 328                              CUSTOM_HEADER_RC, NULL);
 329         if ((fp = g_fopen(rcpath, "rb")) == NULL) {
 330                 if (ENOENT != errno) FILE_OP_ERROR(rcpath, "fopen");
 331                 g_free(rcpath);
 332                 ac->customhdr_list = NULL;
 333                 return;
 334         }
 335         g_free(rcpath);
 336
 337         /* remove all previous headers list */
 338         while (ac->customhdr_list != NULL) {
 339                 ch = (CustomHeader *)ac->customhdr_list->data;
 340                 ac->customhdr_list = g_slist_remove(ac->customhdr_list, ch);
 341                 custom_header_free(ch);
 342         }
 343
 344         while (fgets(buf, sizeof(buf), fp) != NULL) {
 345                 ch = custom_header_read_str(buf);
 346                 if (ch) {
 347                         if (ch->account_id == ac->account_id) {
 348                                 ac->customhdr_list =
 349                                         g_slist_append(ac->customhdr_list, ch);
 350                         } else
 351                                 custom_header_free(ch);
 352                 }
 353         }
 354
 355         fclose(fp);
 356 }
 357
 358 static void prefs_custom_header_write_config(PrefsAccount *ac)
 359 {
 360         gchar *rcpath;
 361         PrefFile *pfile;
 362         GSList *cur;
 363         gchar buf[PREFSBUFSIZE];
 364         FILE * fp;
 365         CustomHeader *ch;
 366
 367         GSList *all_hdrs = NULL;
 368
 369         debug_print("Writing custom header configuration...\n");
 370
 371         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
 372                              CUSTOM_HEADER_RC, NULL);
 373
 374         if ((fp = g_fopen(rcpath, "rb")) == NULL) {
 375                 if (ENOENT != errno) FILE_OP_ERROR(rcpath, "fopen");
 376         } else {
 377                 all_hdrs = NULL;
 378
 379                 while (fgets(buf, sizeof(buf), fp) != NULL) {
 380                         ch = custom_header_read_str(buf);
 381                         if (ch) {
 382                                 if (ch->account_id != ac->account_id)
 383                                         all_hdrs =
 384                                                 g_slist_append(all_hdrs, ch);
 385                                 else
 386                                         custom_header_free(ch);
 387                         }
 388                 }
 389
 390                 fclose(fp);
 391         }
 392
 393         if ((pfile = prefs_write_open(rcpath)) == NULL) {
 394                 g_warning("failed to write configuration to file\n");
 395                 g_free(rcpath);
 396                 return;
 397         }
 398
 399         for (cur = all_hdrs; cur != NULL; cur = cur->next) {
 400                 CustomHeader *hdr = (CustomHeader *)cur->data;
 401                 gchar *chstr;
 402
 403                 chstr = custom_header_get_str(hdr);
 404                 if (fputs(chstr, pfile->fp) == EOF ||
 405                     fputc('\n', pfile->fp) == EOF) {
 406                         FILE_OP_ERROR(rcpath, "fputs || fputc");
 407                         prefs_file_close_revert(pfile);
 408                         g_free(rcpath);
 409                         g_free(chstr);
 410                         return;
 411                 }
 412                 g_free(chstr);
 413         }
 414
 415         for (cur = ac->customhdr_list; cur != NULL; cur = cur->next) {
 416                 CustomHeader *hdr = (CustomHeader *)cur->data;
 417                 gchar *chstr;
 418
 419                 chstr = custom_header_get_str(hdr);
 420                 if (fputs(chstr, pfile->fp) == EOF ||
 421                     fputc('\n', pfile->fp) == EOF) {
 422                         FILE_OP_ERROR(rcpath, "fputs || fputc");
 423                         prefs_file_close_revert(pfile);
 424                         g_free(rcpath);
 425                         g_free(chstr);
 426                         return;
 427                 }
 428                 g_free(chstr);
 429         }
 430
 431         g_free(rcpath);
 432
 433         while (all_hdrs != NULL) {
 434                 ch = (CustomHeader *)all_hdrs->data;
 435                 all_hdrs = g_slist_remove(all_hdrs, ch);
 436                 custom_header_free(ch);
 437         }
 438
 439         if (prefs_file_close(pfile) < 0) {
 440                 g_warning("failed to write configuration to file\n");
 441                 return;
 442         }
 443 }
 444
 445 static void prefs_custom_header_set_dialog(PrefsAccount *ac)
 446 {
 447         GtkListStore *store;
 448         GSList *cur;
 449
 450         store = GTK_LIST_STORE(gtk_tree_view_get_model
 451                                 (GTK_TREE_VIEW(customhdr.list_view)));
 452         gtk_list_store_clear(store);
 453
 454         for (cur = ac->customhdr_list; cur != NULL; cur = cur->next) {
 455                 CustomHeader *ch = (CustomHeader *)cur->data;
 456                 gchar *ch_str;
 457
 458                 ch_str = g_strdup_printf("%s: %s", ch->name,
 459                                          ch->value ? ch->value : "");
 460
 461                 prefs_custom_header_list_view_insert_header
 462                         (customhdr.list_view, NULL, ch_str, ch);
 463
 464                 g_free(ch_str);
 465         }
 466 }
 467
 468 static void prefs_custom_header_set_list(PrefsAccount *ac)
 469 {
 470         CustomHeader *ch;
 471         GtkTreeIter iter;
 472         GtkListStore *store;
 473
 474         g_slist_free(ac->customhdr_list);
 475         ac->customhdr_list = NULL;
 476
 477         store = GTK_LIST_STORE(gtk_tree_view_get_model
 478                                 (GTK_TREE_VIEW(customhdr.list_view)));
 479
 480         if (gtk_tree_model_get_iter_first(GTK_TREE_MODEL(store), &iter)) {
 481                 do {
 482                         gtk_tree_model_get(GTK_TREE_MODEL(store), &iter,
 483                                            CUSTHDR_DATA, &ch,
 484                                            -1);
 485                         ac->customhdr_list = g_slist_append(ac->customhdr_list, ch);
 486                 } while (gtk_tree_model_iter_next(GTK_TREE_MODEL(store),
 487                                                   &iter));
 488         }
 489 }
 490
 491 static void prefs_custom_header_list_view_set_row(PrefsAccount *ac)
 492 {
 493         CustomHeader *ch;
 494         const gchar *entry_text;
 495         gchar *ch_str;
 496         GtkListStore *store;
 497
 498         store = GTK_LIST_STORE(gtk_tree_view_get_model
 499                                 (GTK_TREE_VIEW(customhdr.list_view)));
 500
 501         entry_text = gtk_entry_get_text(GTK_ENTRY(customhdr.hdr_entry));
 502         if (entry_text[0] == '\0') {
 503                 alertpanel_error(_("Header name is not set."));
 504                 return;
 505         }
 506
 507         while (*entry_text &&
 508                (*entry_text == '\n' || *entry_text == '\r' ||
 509                 *entry_text == '\t' || *entry_text == ' '))
 510                 entry_text++;
 511
 512         if (!custom_header_is_allowed(entry_text)) {
 513                 alertpanel_error(_("This Header name is not allowed as a custom header."));
 514                 return;
 515         }
 516
 517         ch = g_new0(CustomHeader, 1);
 518
 519         ch->account_id = ac->account_id;
 520
 521         ch->name = g_strdup(entry_text);
 522         unfold_line(ch->name);
 523         g_strstrip(ch->name);
 524         gtk_entry_set_text(GTK_ENTRY(customhdr.hdr_entry), ch->name);
 525
 526         entry_text = gtk_entry_get_text(GTK_ENTRY(customhdr.val_entry));
 527         while (*entry_text &&
 528                (*entry_text == '\n' || *entry_text == '\r' ||
 529                 *entry_text == '\t' || *entry_text == ' '))
 530                 entry_text++;
 531
 532         if (entry_text[0] != '\0') {
 533                 ch->value = g_strdup(entry_text);
 534                 unfold_line(ch->value);
 535                 g_strstrip(ch->value);
 536                 gtk_entry_set_text(GTK_ENTRY(customhdr.val_entry), ch->value);
 537         }
 538
 539         ch_str = g_strdup_printf("%s: %s", ch->name,
 540                                  ch->value ? ch->value : "");
 541
 542         prefs_custom_header_list_view_insert_header
 543                 (customhdr.list_view, NULL, ch_str, ch);
 544
 545         g_free(ch_str);
 546
 547         prefs_custom_header_set_list(cur_ac);
 548
 549 }
 550
 551 #define B64_LINE_SIZE           57
 552 #define B64_BUFFSIZE            77
 553 static void prefs_custom_header_val_from_file_cb(void)
 554 {
 555         gchar *filename = NULL;
 556         gchar *contents = NULL;
 557         const gchar *hdr = gtk_entry_get_text(GTK_ENTRY(customhdr.hdr_entry));
 558
 559         if (!strcmp(hdr, "Face"))
 560                 filename = filesel_select_file_open(_("Choose a PNG file"), NULL);
 561         else if (!strcmp(hdr, "X-Face"))
 562                 filename = filesel_select_file_open(_("Choose an XBM file"), NULL);
 563         else
 564                 filename = filesel_select_file_open(_("Choose a text file"), NULL);
 565
 566         if (!strcmp(hdr, "Face") || !strcmp(hdr, "X-Face")) {
 567                 if (filename && is_file_exist(filename)) {
 568                         FILE *fp = NULL;
 569                         gint len;
 570                         gchar inbuf[B64_LINE_SIZE], outbuf[B64_BUFFSIZE];
 571                         gchar *tmp = NULL;
 572                         gint w, h;
 573                         GdkPixbufFormat *format = gdk_pixbuf_get_file_info(
 574                                                         filename, &w, &h);
 575
 576                         if (format == NULL) {
 577                                 alertpanel_error(_("This file isn't an image."));
 578                                 g_free(filename);
 579                                 return;
 580                         }
 581                         if (w != 48 || h != 48) {
 582                                 alertpanel_error(_("The chosen image isn't the correct size (48x48)."));
 583                                 g_free(filename);
 584                                 return;
 585                         }
 586                         if (!strcmp(hdr, "Face")) {
 587                                 if (get_file_size(filename) > 725) {
 588                                         alertpanel_error(_("The image is too big; it must be maximum 725 bytes."));
 589                                         g_free(filename);
 590                                         return;
 591                                 }
 592                                 if (g_ascii_strcasecmp("png", gdk_pixbuf_format_get_name(format))) {
 593                                         alertpanel_error(_("The image isn't in the correct format (PNG)."));
 594                                         g_print("%s\n", gdk_pixbuf_format_get_name(format));
 595                                         g_free(filename);
 596                                         return;
 597                                 }
 598                         } else if (!strcmp(hdr, "X-Face")) {
 599                                 gchar *tmp = NULL, *cmd = NULL;
 600                                 int i = 0;
 601                                 if (g_ascii_strcasecmp("xbm", gdk_pixbuf_format_get_name(format))) {
 602                                         alertpanel_error(_("The image isn't in the correct format (XBM)."));
 603                                         g_print("%s\n", gdk_pixbuf_format_get_name(format));
 604                                         g_free(filename);
 605                                         return;
 606                                 }
 607                                 cmd = g_strdup_printf("compface %s", filename);
 608                                 tmp = get_command_output(cmd);
 609                                 g_free(cmd);
 610                                 if (tmp == NULL || strlen(tmp) == 0){
 611                                         alertpanel_error(_("Couldn't call `compface`. Make sure it's in your $PATH."));
 612                                         g_free(filename);
 613                                         g_free(tmp);
 614                                         return;
 615                                 }
 616                                 while (tmp[i]) {
 617                                         gchar *tmp2 = NULL;
 618                                         if (tmp[i] == ' ') {
 619                                                 i++; continue;
 620                                         }
 621                                         if (tmp[i] == '\r' || tmp[i] == '\n') {
 622                                                 i++; continue;
 623                                         }
 624                                         tmp2 = contents;
 625                                         contents = g_strdup_printf("%s%c",tmp2?tmp2:"", tmp[i]);
 626                                         g_free(tmp2);
 627                                         i++;
 628                                 }
 629                                 g_free(tmp);
 630                                 goto settext;
 631                         }
 632
 633                         fp = g_fopen(filename, "rb");
 634                         if (!fp) {
 635                                 g_free(filename);
 636                                 return;
 637                         }
 638
 639                         while ((len = fread(inbuf, sizeof(gchar),
 640                                             B64_LINE_SIZE, fp))
 641                                == B64_LINE_SIZE) {
 642                                 base64_encode(outbuf, inbuf, B64_LINE_SIZE);
 643
 644                                 tmp = contents;
 645                                 contents = g_strconcat(tmp?tmp:"",outbuf, NULL);
 646                                 g_free(tmp);
 647                         }
 648                         if (len > 0 && feof(fp)) {
 649                                 tmp = contents;
 650                                 base64_encode(outbuf, inbuf, len);
 651                                 contents = g_strconcat(tmp?tmp:"",outbuf, NULL);
 652                                 g_free(tmp);
 653                         }
 654                         fclose(fp);
 655                 }
 656         } else {
 657                 if (!filename)
 658                         return;
 659
 660                 contents = file_read_to_str(filename);
 661                 if (strchr(contents, '\n') || strchr(contents,'\r')) {
 662                         alertpanel_error(_("This file contains newlines."));
 663                         g_free(contents);
 664                         g_free(filename);
 665                         return;
 666                 }
 667         }
 668 settext:
 669         if (contents && strlen(contents))
 670                 gtk_entry_set_text(GTK_ENTRY(customhdr.val_entry), contents);
 671
 672         g_free(contents);
 673         g_free(filename);
 674 }
 675
 676 static void prefs_custom_header_add_cb(void)
 677 {
 678         prefs_custom_header_list_view_set_row(cur_ac);
 679 }
 680
 681 static void prefs_custom_header_delete_cb(void)
 682 {
 683         GtkTreeIter sel;
 684         GtkTreeModel *model;
 685         CustomHeader *ch;
 686
 687         if (!gtk_tree_selection_get_selected(gtk_tree_view_get_selection
 688                                 (GTK_TREE_VIEW(customhdr.list_view)),
 689                                 &model, &sel))
 690                 return;
 691
 692         if (alertpanel(_("Delete header"),
 693                        _("Do you really want to delete this header?"),
 694                        GTK_STOCK_CANCEL, GTK_STOCK_DELETE, NULL) != G_ALERTALTERNATE)
 695                 return;
 696
 697         gtk_tree_model_get(model, &sel,
 698                            CUSTHDR_DATA, &ch,
 699                            -1);
 700         gtk_list_store_remove(GTK_LIST_STORE(model), &sel);
 701
 702         cur_ac->customhdr_list = g_slist_remove(cur_ac->customhdr_list, ch);
 703
 704         custom_header_free(ch);
 705 }
 706
 707 static void prefs_custom_header_up(void)
 708 {
 709         GtkTreePath *prev, *sel;
 710         GtkTreeIter isel;
 711         GtkListStore *store = NULL;
 712         GtkTreeModel *model = NULL;
 713         GtkTreeIter iprev;
 714
 715         if (!gtk_tree_selection_get_selected
 716                 (gtk_tree_view_get_selection
 717                         (GTK_TREE_VIEW(customhdr.list_view)),
 718                  &model,
 719                  &isel))
 720                 return;
 721         store = (GtkListStore *)model;
 722         sel = gtk_tree_model_get_path(GTK_TREE_MODEL(store), &isel);
 723         if (!sel)
 724                 return;
 725
 726         /* no move if we're at row 0... */
 727         prev = gtk_tree_path_copy(sel);
 728         if (!gtk_tree_path_prev(prev)) {
 729                 gtk_tree_path_free(prev);
 730                 gtk_tree_path_free(sel);
 731                 return;
 732         }
 733
 734         gtk_tree_model_get_iter(GTK_TREE_MODEL(store),
 735                                 &iprev, prev);
 736         gtk_tree_path_free(sel);
 737         gtk_tree_path_free(prev);
 738
 739         gtk_list_store_swap(store, &iprev, &isel);
 740         prefs_custom_header_set_list(cur_ac);
 741 }
 742
 743 static void prefs_custom_header_down(void)
 744 {
 745         GtkListStore *store = NULL;
 746         GtkTreeModel *model = NULL;
 747         GtkTreeIter next, sel;
 748
 749         if (!gtk_tree_selection_get_selected
 750                 (gtk_tree_view_get_selection
 751                         (GTK_TREE_VIEW(customhdr.list_view)),
 752                  &model,
 753                  &sel))
 754                 return;
 755         store = (GtkListStore *)model;
 756         next = sel;
 757         if (!gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &next))
 758                 return;
 759
 760         gtk_list_store_swap(store, &next, &sel);
 761         prefs_custom_header_set_list(cur_ac);
 762 }
 763
 764 static gboolean prefs_custom_header_key_pressed(GtkWidget *widget,
 765                                                 GdkEventKey *event,
 766                                                 gpointer data)
 767 {
 768         if (event && event->keyval == GDK_Escape)
 769                 prefs_custom_header_cancel();
 770         return FALSE;
 771 }
 772
 773 static void prefs_custom_header_ok(void)
 774 {
 775         prefs_custom_header_write_config(cur_ac);
 776         gtk_widget_hide(customhdr.window);
 777 }
 778
 779 static void prefs_custom_header_cancel(void)
 780 {
 781         prefs_custom_header_read_config(cur_ac);
 782         gtk_widget_hide(customhdr.window);
 783 }
 784
 785 static gint prefs_custom_header_deleted(GtkWidget *widget, GdkEventAny *event,
 786                                         gpointer data)
 787 {
 788         prefs_custom_header_cancel();
 789         return TRUE;
 790 }
 791
 792 static GtkListStore* prefs_custom_header_create_data_store(void)
 793 {
 794         return gtk_list_store_new(N_CUSTHDR_COLUMNS,
 795                                   G_TYPE_STRING,
 796                                   G_TYPE_POINTER,
 797                                   -1);
 798 }
 799
 800 static void prefs_custom_header_list_view_insert_header(GtkWidget *list_view,
 801                                                         GtkTreeIter *row_iter,
 802                                                         gchar *header,
 803                                                         gpointer data)
 804 {
 805         GtkTreeIter iter;
 806         GtkListStore *list_store = GTK_LIST_STORE(gtk_tree_view_get_model
 807                                         (GTK_TREE_VIEW(list_view)));
 808
 809         if (row_iter == NULL) {
 810                 /* append new */
 811                 gtk_list_store_append(list_store, &iter);
 812                 gtk_list_store_set(list_store, &iter,
 813                                    CUSTHDR_STRING, header,
 814                                    CUSTHDR_DATA,   data,
 815                                    -1);
 816         } else {
 817                 /* change existing */
 818                 CustomHeader *old_data;
 819
 820                 gtk_tree_model_get(GTK_TREE_MODEL(list_store), row_iter,
 821                                    CUSTHDR_DATA, &old_data,
 822                                    -1);
 823
 824                 custom_header_free(old_data);
 825
 826                 gtk_list_store_set(list_store, row_iter,
 827                                    CUSTHDR_STRING, header,
 828                                    CUSTHDR_DATA, data,
 829                                    -1);
 830         }
 831 }
 832
 833 static GtkWidget *prefs_custom_header_list_view_create(void)
 834 {
 835         GtkTreeView *list_view;
 836         GtkTreeSelection *selector;
 837         GtkTreeModel *model;
 838
 839         model = GTK_TREE_MODEL(prefs_custom_header_create_data_store());
 840         list_view = GTK_TREE_VIEW(gtk_tree_view_new_with_model(model));
 841         g_object_unref(model);
 842
 843         gtk_tree_view_set_rules_hint(list_view, prefs_common.use_stripes_everywhere);
 844
 845         selector = gtk_tree_view_get_selection(list_view);
 846         gtk_tree_selection_set_mode(selector, GTK_SELECTION_BROWSE);
 847         gtk_tree_selection_set_select_function(selector, prefs_custom_header_selected,
 848                                                NULL, NULL);
 849
 850         /* create the columns */
 851         prefs_custom_header_create_list_view_columns(GTK_WIDGET(list_view));
 852
 853         return GTK_WIDGET(list_view);
 854 }
 855
 856 static void prefs_custom_header_create_list_view_columns(GtkWidget *list_view)
 857 {
 858         GtkTreeViewColumn *column;
 859         GtkCellRenderer *renderer;
 860
 861         renderer = gtk_cell_renderer_text_new();
 862         column = gtk_tree_view_column_new_with_attributes
 863                 (_("Current custom headers"),
 864                  renderer,
 865                  "text", CUSTHDR_STRING,
 866                  NULL);
 867         gtk_tree_view_append_column(GTK_TREE_VIEW(list_view), column);
 868 }
 869
 870 #define ENTRY_SET_TEXT(entry, str) \
 871         gtk_entry_set_text(GTK_ENTRY(entry), str ? str : "")
 872
 873 static gboolean prefs_custom_header_selected(GtkTreeSelection *selector,
 874                                              GtkTreeModel *model,
 875                                              GtkTreePath *path,
 876                                              gboolean currently_selected,
 877                                              gpointer data)
 878 {
 879         GtkTreeIter iter;
 880         CustomHeader *ch;
 881         CustomHeader default_ch = { 0, "", NULL };
 882
 883         if (currently_selected)
 884                 return TRUE;
 885
 886         if (!gtk_tree_model_get_iter(model, &iter, path))
 887                 return TRUE;
 888
 889         gtk_tree_model_get(model, &iter,
 890                            CUSTHDR_DATA, &ch,
 891                            -1);
 892
 893         if (!ch) ch = &default_ch;
 894
 895         ENTRY_SET_TEXT(customhdr.hdr_entry, ch->name);
 896         ENTRY_SET_TEXT(customhdr.val_entry, ch->value);
 897
 898         return TRUE;
 899 }
 900
 901 #undef ENTRY_SET_TEXT