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
  51 enum {
  52         CUSTHDR_STRING,         /*!< display string managed by list store */
  53         CUSTHDR_DATA,           /*!< string managed by us */
  54         N_CUSTHDR_COLUMNS
  55 };
  56
  57 static struct CustomHdr {
  58         GtkWidget *window;
  59
  60         GtkWidget *ok_btn;
  61         GtkWidget *cancel_btn;
  62
  63         GtkWidget *hdr_combo;
  64         GtkWidget *hdr_entry;
  65         GtkWidget *val_entry;
  66         GtkWidget *list_view;
  67 } customhdr;
  68
  69 /* widget creating functions */
  70 static void prefs_custom_header_create  (void);
  71
  72 static void prefs_custom_header_set_dialog              (PrefsAccount *ac);
  73 static void prefs_custom_header_set_list                (PrefsAccount *ac);
  74 static void prefs_custom_header_list_view_set_row       (PrefsAccount *ac);
  75
  76 /* callback functions */
  77 static void prefs_custom_header_add_cb          (void);
  78 static void prefs_custom_header_val_from_file_cb(void);
  79 static void prefs_custom_header_delete_cb       (void);
  80 static void prefs_custom_header_up              (void);
  81 static void prefs_custom_header_down            (void);
  82
  83 static gboolean prefs_custom_header_key_pressed (GtkWidget      *widget,
  84                                                  GdkEventKey    *event,
  85                                                  gpointer        data);
  86 static void prefs_custom_header_ok              (void);
  87 static void prefs_custom_header_cancel          (void);
  88 static gint prefs_custom_header_deleted         (GtkWidget      *widget,
  89                                                  GdkEventAny    *event,
  90                                                  gpointer        data);
  91
  92 static GtkListStore* prefs_custom_header_create_data_store      (void);
  93
  94 static void prefs_custom_header_list_view_insert_header (GtkWidget *list_view,
  95                                                          GtkTreeIter *row_iter,
  96                                                          gchar *header,
  97                                                          gpointer data);
  98
  99 static GtkWidget *prefs_custom_header_list_view_create (void);
 100
 101 static void prefs_custom_header_create_list_view_columns        (GtkWidget *list_view);
 102
 103 static gboolean prefs_custom_header_selected    (GtkTreeSelection *selector,
 104                                                  GtkTreeModel *model,
 105                                                  GtkTreePath *path,
 106                                                  gboolean currently_selected,
 107                                                  gpointer data);
 108
 109
 110 static PrefsAccount *cur_ac = NULL;
 111
 112 void prefs_custom_header_open(PrefsAccount *ac)
 113 {
 114         if (!customhdr.window) {
 115                 prefs_custom_header_create();
 116         }
 117
 118         manage_window_set_transient(GTK_WINDOW(customhdr.window));
 119         gtk_widget_grab_focus(customhdr.ok_btn);
 120
 121         prefs_custom_header_set_dialog(ac);
 122
 123         cur_ac = ac;
 124
 125         gtk_widget_show(customhdr.window);
 126 }
 127
 128 static void prefs_custom_header_create(void)
 129 {
 130         GtkWidget *window;
 131         GtkWidget *vbox;
 132
 133         GtkWidget *ok_btn;
 134         GtkWidget *cancel_btn;
 135
 136         GtkWidget *confirm_area;
 137
 138         GtkWidget *vbox1;
 139
 140         GtkWidget *table1;
 141         GtkWidget *hdr_label;
 142         GtkWidget *hdr_combo;
 143         GtkWidget *val_label;
 144         GtkWidget *val_entry;
 145         GtkWidget *val_btn;
 146
 147         GtkWidget *reg_hbox;
 148         GtkWidget *btn_hbox;
 149         GtkWidget *arrow;
 150         GtkWidget *add_btn;
 151         GtkWidget *del_btn;
 152
 153         GtkWidget *ch_hbox;
 154         GtkWidget *ch_scrolledwin;
 155         GtkWidget *list_view;
 156
 157         GtkWidget *btn_vbox;
 158         GtkWidget *up_btn;
 159         GtkWidget *down_btn;
 160
 161         debug_print("Creating custom header setting window...\n");
 162
 163         window = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "prefs_customheader");
 164         gtk_container_set_border_width (GTK_CONTAINER (window), 8);
 165         gtk_window_set_position (GTK_WINDOW (window), GTK_WIN_POS_CENTER);
 166         gtk_window_set_modal (GTK_WINDOW (window), TRUE);
 167         gtk_window_set_resizable(GTK_WINDOW (window), TRUE);
 168
 169         vbox = gtk_vbox_new (FALSE, 6);
 170         gtk_widget_show (vbox);
 171         gtk_container_add (GTK_CONTAINER (window), vbox);
 172
 173         gtkut_stock_button_set_create(&confirm_area, &cancel_btn, GTK_STOCK_CANCEL,
 174                                       &ok_btn, GTK_STOCK_OK,
 175                                       NULL, NULL);
 176         gtk_widget_show (confirm_area);
 177         gtk_box_pack_end (GTK_BOX(vbox), confirm_area, FALSE, FALSE, 0);
 178         gtk_widget_grab_default (ok_btn);
 179
 180         gtk_window_set_title (GTK_WINDOW(window), _("Custom header configuration"));
 181         MANAGE_WINDOW_SIGNALS_CONNECT (window);
 182         g_signal_connect (G_OBJECT(window), "delete_event",
 183                           G_CALLBACK(prefs_custom_header_deleted),
 184                           NULL);
 185         g_signal_connect (G_OBJECT(window), "key_press_event",
 186                           G_CALLBACK(prefs_custom_header_key_pressed),
 187                           NULL);
 188         g_signal_connect (G_OBJECT(ok_btn), "clicked",
 189                           G_CALLBACK(prefs_custom_header_ok), NULL);
 190         g_signal_connect (G_OBJECT(cancel_btn), "clicked",
 191                           G_CALLBACK(prefs_custom_header_cancel), NULL);
 192
 193         vbox1 = gtk_vbox_new (FALSE, VSPACING);
 194         gtk_widget_show (vbox1);
 195         gtk_box_pack_start (GTK_BOX (vbox), vbox1, TRUE, TRUE, 0);
 196         gtk_container_set_border_width (GTK_CONTAINER (vbox1), 2);
 197
 198         table1 = gtk_table_new (3, 2, FALSE);
 199         gtk_widget_show (table1);
 200         gtk_box_pack_start (GTK_BOX (vbox1), table1,
 201                             FALSE, FALSE, 0);
 202         gtk_table_set_row_spacings (GTK_TABLE (table1), 8);
 203         gtk_table_set_col_spacings (GTK_TABLE (table1), 8);
 204
 205         hdr_label = gtk_label_new (_("Header"));
 206         gtk_widget_show (hdr_label);
 207         gtk_table_attach (GTK_TABLE (table1), hdr_label, 0, 1, 0, 1,
 208                           GTK_EXPAND | GTK_SHRINK | GTK_FILL,
 209                           0, 0, 0);
 210         gtk_misc_set_alignment (GTK_MISC (hdr_label), 0, 0.5);
 211
 212         hdr_combo = gtk_combo_new ();
 213         gtk_widget_show (hdr_combo);
 214         gtk_table_attach (GTK_TABLE (table1), hdr_combo, 0, 1, 1, 2,
 215                           GTK_EXPAND | GTK_SHRINK | GTK_FILL,
 216                           0, 0, 0);
 217         gtk_widget_set_size_request (hdr_combo, 150, -1);
 218         gtkut_combo_set_items (GTK_COMBO (hdr_combo),
 219                                "User-Agent", "Face", "X-Face", "X-Operating-System",
 220                                NULL);
 221
 222         val_label = gtk_label_new (_("Value"));
 223         gtk_widget_show (val_label);
 224         gtk_table_attach (GTK_TABLE (table1), val_label, 1, 2, 0, 1,
 225                           GTK_EXPAND | GTK_SHRINK | GTK_FILL,
 226                           0, 0, 0);
 227         gtk_misc_set_alignment (GTK_MISC (val_label), 0, 0.5);
 228
 229         val_entry = gtk_entry_new ();
 230         gtk_widget_show (val_entry);
 231         gtk_table_attach (GTK_TABLE (table1), val_entry, 1, 2, 1, 2,
 232                           GTK_EXPAND | GTK_SHRINK | GTK_FILL,
 233                           0, 0, 0);
 234         gtk_widget_set_size_request (val_entry, 200, -1);
 235
 236         val_btn = gtk_button_new_with_label (_("From file..."));
 237         gtk_widget_show (val_btn);
 238         gtk_table_attach (GTK_TABLE (table1), val_btn, 2, 3, 1, 2,
 239                           GTK_EXPAND | GTK_SHRINK | GTK_FILL,
 240                           0, 0, 0);
 241         g_signal_connect (G_OBJECT (val_btn), "clicked",
 242                           G_CALLBACK (prefs_custom_header_val_from_file_cb),
 243                           NULL);
 244
 245         /* add / delete */
 246
 247         reg_hbox = gtk_hbox_new (FALSE, 4);
 248         gtk_widget_show (reg_hbox);
 249         gtk_box_pack_start (GTK_BOX (vbox1), reg_hbox, FALSE, FALSE, 0);
 250
 251         arrow = gtk_arrow_new (GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 252         gtk_widget_show (arrow);
 253         gtk_box_pack_start (GTK_BOX (reg_hbox), arrow, FALSE, FALSE, 0);
 254         gtk_widget_set_size_request (arrow, -1, 16);
 255
 256         btn_hbox = gtk_hbox_new (TRUE, 4);
 257         gtk_widget_show (btn_hbox);
 258         gtk_box_pack_start (GTK_BOX (reg_hbox), btn_hbox, FALSE, FALSE, 0);
 259
 260         add_btn = gtk_button_new_from_stock (GTK_STOCK_ADD);
 261         gtk_widget_show (add_btn);
 262         gtk_box_pack_start (GTK_BOX (btn_hbox), add_btn, FALSE, TRUE, 0);
 263         g_signal_connect (G_OBJECT (add_btn), "clicked",
 264                           G_CALLBACK (prefs_custom_header_add_cb),
 265                           NULL);
 266
 267         del_btn = gtk_button_new_from_stock (GTK_STOCK_DELETE);
 268         gtk_widget_show (del_btn);
 269         gtk_box_pack_start (GTK_BOX (btn_hbox), del_btn, FALSE, TRUE, 0);
 270         g_signal_connect (G_OBJECT (del_btn), "clicked",
 271                           G_CALLBACK (prefs_custom_header_delete_cb),
 272                           NULL);
 273
 274
 275         ch_hbox = gtk_hbox_new (FALSE, 8);
 276         gtk_widget_show (ch_hbox);
 277         gtk_box_pack_start (GTK_BOX (vbox1), ch_hbox, TRUE, TRUE, 0);
 278
 279         ch_scrolledwin = gtk_scrolled_window_new (NULL, NULL);
 280         gtk_widget_set_size_request (ch_scrolledwin, -1, 200);
 281         gtk_widget_show (ch_scrolledwin);
 282         gtk_box_pack_start (GTK_BOX (ch_hbox), ch_scrolledwin, TRUE, TRUE, 0);
 283         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (ch_scrolledwin),
 284                                         GTK_POLICY_AUTOMATIC,
 285                                         GTK_POLICY_AUTOMATIC);
 286
 287         list_view = prefs_custom_header_list_view_create();
 288         gtk_widget_show (list_view);
 289         gtk_container_add (GTK_CONTAINER (ch_scrolledwin), list_view);
 290
 291         btn_vbox = gtk_vbox_new (FALSE, 8);
 292         gtk_widget_show (btn_vbox);
 293         gtk_box_pack_start (GTK_BOX (ch_hbox), btn_vbox, FALSE, FALSE, 0);
 294
 295         up_btn = gtk_button_new_from_stock (GTK_STOCK_GO_UP);
 296         gtk_widget_show (up_btn);
 297         gtk_box_pack_start (GTK_BOX (btn_vbox), up_btn, FALSE, FALSE, 0);
 298         g_signal_connect (G_OBJECT (up_btn), "clicked",
 299                           G_CALLBACK (prefs_custom_header_up), NULL);
 300
 301         down_btn = gtk_button_new_from_stock (GTK_STOCK_GO_DOWN);
 302         gtk_widget_show (down_btn);
 303         gtk_box_pack_start (GTK_BOX (btn_vbox), down_btn, FALSE, FALSE, 0);
 304         g_signal_connect (G_OBJECT (down_btn), "clicked",
 305                           G_CALLBACK (prefs_custom_header_down), NULL);
 306
 307         gtk_widget_show_all(window);
 308
 309         customhdr.window     = window;
 310         customhdr.ok_btn     = ok_btn;
 311         customhdr.cancel_btn = cancel_btn;
 312
 313         customhdr.hdr_combo  = hdr_combo;
 314         customhdr.hdr_entry  = GTK_COMBO (hdr_combo)->entry;
 315         customhdr.val_entry  = val_entry;
 316
 317         customhdr.list_view   = list_view;
 318 }
 319
 320 void prefs_custom_header_read_config(PrefsAccount *ac)
 321 {
 322         gchar *rcpath;
 323         FILE *fp;
 324         gchar buf[PREFSBUFSIZE];
 325         CustomHeader *ch;
 326
 327         debug_print("Reading custom header configuration...\n");
 328
 329         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
 330                              CUSTOM_HEADER_RC, NULL);
 331         if ((fp = g_fopen(rcpath, "rb")) == NULL) {
 332                 if (ENOENT != errno) FILE_OP_ERROR(rcpath, "fopen");
 333                 g_free(rcpath);
 334                 ac->customhdr_list = NULL;
 335                 return;
 336         }
 337         g_free(rcpath);
 338
 339         /* remove all previous headers list */
 340         while (ac->customhdr_list != NULL) {
 341                 ch = (CustomHeader *)ac->customhdr_list->data;
 342                 ac->customhdr_list = g_slist_remove(ac->customhdr_list, ch);
 343                 custom_header_free(ch);
 344         }
 345
 346         while (fgets(buf, sizeof(buf), fp) != NULL) {
 347                 ch = custom_header_read_str(buf);
 348                 if (ch) {
 349                         if (ch->account_id == ac->account_id) {
 350                                 ac->customhdr_list =
 351                                         g_slist_append(ac->customhdr_list, ch);
 352                         } else
 353                                 custom_header_free(ch);
 354                 }
 355         }
 356
 357         fclose(fp);
 358 }
 359
 360 void prefs_custom_header_write_config(PrefsAccount *ac)
 361 {
 362         gchar *rcpath;
 363         PrefFile *pfile;
 364         GSList *cur;
 365         gchar buf[PREFSBUFSIZE];
 366         FILE * fp;
 367         CustomHeader *ch;
 368
 369         GSList *all_hdrs = NULL;
 370
 371         debug_print("Writing custom header configuration...\n");
 372
 373         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
 374                              CUSTOM_HEADER_RC, NULL);
 375
 376         if ((fp = g_fopen(rcpath, "rb")) == NULL) {
 377                 if (ENOENT != errno) FILE_OP_ERROR(rcpath, "fopen");
 378         } else {
 379                 all_hdrs = NULL;
 380
 381                 while (fgets(buf, sizeof(buf), fp) != NULL) {
 382                         ch = custom_header_read_str(buf);
 383                         if (ch) {
 384                                 if (ch->account_id != ac->account_id)
 385                                         all_hdrs =
 386                                                 g_slist_append(all_hdrs, ch);
 387                                 else
 388                                         custom_header_free(ch);
 389                         }
 390                 }
 391
 392                 fclose(fp);
 393         }
 394
 395         if ((pfile = prefs_write_open(rcpath)) == NULL) {
 396                 g_warning("failed to write configuration to file\n");
 397                 g_free(rcpath);
 398                 return;
 399         }
 400
 401         for (cur = all_hdrs; cur != NULL; cur = cur->next) {
 402                 CustomHeader *hdr = (CustomHeader *)cur->data;
 403                 gchar *chstr;
 404
 405                 chstr = custom_header_get_str(hdr);
 406                 if (fputs(chstr, pfile->fp) == EOF ||
 407                     fputc('\n', pfile->fp) == EOF) {
 408                         FILE_OP_ERROR(rcpath, "fputs || fputc");
 409                         prefs_file_close_revert(pfile);
 410                         g_free(rcpath);
 411                         g_free(chstr);
 412                         return;
 413                 }
 414                 g_free(chstr);
 415         }
 416
 417         for (cur = ac->customhdr_list; cur != NULL; cur = cur->next) {
 418                 CustomHeader *hdr = (CustomHeader *)cur->data;
 419                 gchar *chstr;
 420
 421                 chstr = custom_header_get_str(hdr);
 422                 if (fputs(chstr, pfile->fp) == EOF ||
 423                     fputc('\n', pfile->fp) == EOF) {
 424                         FILE_OP_ERROR(rcpath, "fputs || fputc");
 425                         prefs_file_close_revert(pfile);
 426                         g_free(rcpath);
 427                         g_free(chstr);
 428                         return;
 429                 }
 430                 g_free(chstr);
 431         }
 432
 433         g_free(rcpath);
 434
 435         while (all_hdrs != NULL) {
 436                 ch = (CustomHeader *)all_hdrs->data;
 437                 all_hdrs = g_slist_remove(all_hdrs, ch);
 438                 custom_header_free(ch);
 439         }
 440
 441         if (prefs_file_close(pfile) < 0) {
 442                 g_warning("failed to write configuration to file\n");
 443                 return;
 444         }
 445 }
 446
 447 static void prefs_custom_header_set_dialog(PrefsAccount *ac)
 448 {
 449         GtkListStore *store;
 450         GSList *cur;
 451
 452         store = GTK_LIST_STORE(gtk_tree_view_get_model
 453                                 (GTK_TREE_VIEW(customhdr.list_view)));
 454         gtk_list_store_clear(store);
 455
 456         for (cur = ac->customhdr_list; cur != NULL; cur = cur->next) {
 457                 CustomHeader *ch = (CustomHeader *)cur->data;
 458                 gchar *ch_str;
 459
 460                 ch_str = g_strdup_printf("%s: %s", ch->name,
 461                                          ch->value ? ch->value : "");
 462
 463                 prefs_custom_header_list_view_insert_header
 464                         (customhdr.list_view, NULL, ch_str, ch);
 465
 466                 g_free(ch_str);
 467         }
 468 }
 469
 470 static void prefs_custom_header_set_list(PrefsAccount *ac)
 471 {
 472         CustomHeader *ch;
 473         GtkTreeIter iter;
 474         GtkListStore *store;
 475
 476         g_slist_free(ac->customhdr_list);
 477         ac->customhdr_list = NULL;
 478
 479         store = GTK_LIST_STORE(gtk_tree_view_get_model
 480                                 (GTK_TREE_VIEW(customhdr.list_view)));
 481
 482         if (gtk_tree_model_get_iter_first(GTK_TREE_MODEL(store), &iter)) {
 483                 do {
 484                         gtk_tree_model_get(GTK_TREE_MODEL(store), &iter,
 485                                            CUSTHDR_DATA, &ch,
 486                                            -1);
 487                         ac->customhdr_list = g_slist_append(ac->customhdr_list, ch);
 488                 } while (gtk_tree_model_iter_next(GTK_TREE_MODEL(store),
 489                                                   &iter));
 490         }
 491 }
 492
 493 static void prefs_custom_header_list_view_set_row(PrefsAccount *ac)
 494 {
 495         CustomHeader *ch;
 496         const gchar *entry_text;
 497         gchar *ch_str;
 498         GtkListStore *store;
 499
 500         store = GTK_LIST_STORE(gtk_tree_view_get_model
 501                                 (GTK_TREE_VIEW(customhdr.list_view)));
 502
 503         entry_text = gtk_entry_get_text(GTK_ENTRY(customhdr.hdr_entry));
 504         if (entry_text[0] == '\0') {
 505                 alertpanel_error(_("Header name is not set."));
 506                 return;
 507         }
 508
 509         while (*entry_text &&
 510                (*entry_text == '\n' || *entry_text == '\r' ||
 511                 *entry_text == '\t' || *entry_text == ' '))
 512                 entry_text++;
 513
 514         if (!custom_header_is_allowed(entry_text)) {
 515                 alertpanel_error(_("This Header name is not allowed as a custom header."));
 516                 return;
 517         }
 518
 519         ch = g_new0(CustomHeader, 1);
 520
 521         ch->account_id = ac->account_id;
 522
 523         ch->name = g_strdup(entry_text);
 524         unfold_line(ch->name);
 525         g_strstrip(ch->name);
 526         gtk_entry_set_text(GTK_ENTRY(customhdr.hdr_entry), ch->name);
 527
 528         entry_text = gtk_entry_get_text(GTK_ENTRY(customhdr.val_entry));
 529         while (*entry_text &&
 530                (*entry_text == '\n' || *entry_text == '\r' ||
 531                 *entry_text == '\t' || *entry_text == ' '))
 532                 entry_text++;
 533
 534         if (entry_text[0] != '\0') {
 535                 ch->value = g_strdup(entry_text);
 536                 unfold_line(ch->value);
 537                 g_strstrip(ch->value);
 538                 gtk_entry_set_text(GTK_ENTRY(customhdr.val_entry), ch->value);
 539         }
 540
 541         ch_str = g_strdup_printf("%s: %s", ch->name,
 542                                  ch->value ? ch->value : "");
 543
 544         prefs_custom_header_list_view_insert_header
 545                 (customhdr.list_view, NULL, ch_str, ch);
 546
 547         g_free(ch_str);
 548
 549         prefs_custom_header_set_list(cur_ac);
 550
 551 }
 552
 553 #define B64_LINE_SIZE           57
 554 #define B64_BUFFSIZE            77
 555 static void prefs_custom_header_val_from_file_cb(void)
 556 {
 557         gchar *filename = NULL;
 558         gchar *contents = NULL;
 559         const gchar *hdr = gtk_entry_get_text(GTK_ENTRY(customhdr.hdr_entry));
 560
 561         if (!strcmp(hdr, "Face"))
 562                 filename = filesel_select_file_open(_("Choose a png file"), NULL);
 563         else if (!strcmp(hdr, "X-Face"))
 564                 filename = filesel_select_file_open(_("Choose an xbm file"), NULL);
 565         else
 566                 filename = filesel_select_file_open(_("Choose a text file"), NULL);
 567
 568         if (!strcmp(hdr, "Face") || !strcmp(hdr, "X-Face")) {
 569                 if (filename && is_file_exist(filename)) {
 570                         FILE *fp = NULL;
 571                         gint len;
 572                         gchar inbuf[B64_LINE_SIZE], outbuf[B64_BUFFSIZE];
 573                         gchar *tmp = NULL;
 574                         gint w, h;
 575                         GdkPixbufFormat *format = gdk_pixbuf_get_file_info(
 576                                                         filename, &w, &h);
 577
 578                         if (format == NULL) {
 579                                 alertpanel_error(_("This file isn't an image."));
 580                                 g_free(filename);
 581                                 return;
 582                         }
 583                         if (w != 48 || h != 48) {
 584                                 alertpanel_error(_("The chosen image isn't the correct size (48x48)."));
 585                                 g_free(filename);
 586                                 return;
 587                         }
 588                         if (!strcmp(hdr, "Face")) {
 589                                 if (get_file_size(filename) > 725) {
 590                                         alertpanel_error(_("The image is too big; it must be maximum 725 bytes."));
 591                                         g_free(filename);
 592                                         return;
 593                                 }
 594                                 if (g_ascii_strcasecmp("png", gdk_pixbuf_format_get_name(format))) {
 595                                         alertpanel_error(_("The image isn't in the correct format (PNG)."));
 596                                         g_print("%s\n", gdk_pixbuf_format_get_name(format));
 597                                         g_free(filename);
 598                                         return;
 599                                 }
 600                         } else if (!strcmp(hdr, "X-Face")) {
 601                                 gchar *tmp = NULL, *cmd = NULL;
 602                                 int i = 0;
 603                                 if (g_ascii_strcasecmp("xbm", gdk_pixbuf_format_get_name(format))) {
 604                                         alertpanel_error(_("The image isn't in the correct format (XBM)."));
 605                                         g_print("%s\n", gdk_pixbuf_format_get_name(format));
 606                                         g_free(filename);
 607                                         return;
 608                                 }
 609                                 cmd = g_strdup_printf("compface %s", filename);
 610                                 tmp = get_command_output(cmd);
 611                                 g_free(cmd);
 612                                 if (tmp == NULL || strlen(tmp) == 0){
 613                                         alertpanel_error(_("Couldn't call `compface`. Make sure it's in your $PATH."));
 614                                         g_free(filename);
 615                                         g_free(tmp);
 616                                         return;
 617                                 }
 618                                 while (tmp[i]) {
 619                                         gchar *tmp2 = NULL;
 620                                         if (tmp[i] == ' ') {
 621                                                 i++; continue;
 622                                         }
 623                                         if (tmp[i] == '\r' || tmp[i] == '\n') {
 624                                                 i++; continue;
 625                                         }
 626                                         tmp2 = contents;
 627                                         contents = g_strdup_printf("%s%c",tmp2?tmp2:"", tmp[i]);
 628                                         g_free(tmp2);
 629                                         i++;
 630                                 }
 631                                 g_free(tmp);
 632                                 goto settext;
 633                         }
 634
 635                         fp = g_fopen(filename, "rb");
 636                         if (!fp) {
 637                                 g_free(filename);
 638                                 return;
 639                         }
 640
 641                         while ((len = fread(inbuf, sizeof(gchar),
 642                                             B64_LINE_SIZE, fp))
 643                                == B64_LINE_SIZE) {
 644                                 base64_encode(outbuf, inbuf, B64_LINE_SIZE);
 645
 646                                 tmp = contents;
 647                                 contents = g_strconcat(tmp?tmp:"",outbuf, NULL);
 648                                 g_free(tmp);
 649                         }
 650                         if (len > 0 && feof(fp)) {
 651                                 tmp = contents;
 652                                 base64_encode(outbuf, inbuf, len);
 653                                 contents = g_strconcat(tmp?tmp:"",outbuf, NULL);
 654                                 g_free(tmp);
 655                         }
 656                         fclose(fp);
 657                 }
 658         } else {
 659                 if (!filename)
 660                         return;
 661
 662                 contents = file_read_to_str(filename);
 663                 if (strchr(contents, '\n') || strchr(contents,'\r')) {
 664                         alertpanel_error(_("This file contains newlines."));
 665                         g_free(contents);
 666                         g_free(filename);
 667                         return;
 668                 }
 669         }
 670 settext:
 671         if (contents && strlen(contents))
 672                 gtk_entry_set_text(GTK_ENTRY(customhdr.val_entry), contents);
 673
 674         g_free(contents);
 675         g_free(filename);
 676 }
 677
 678 static void prefs_custom_header_add_cb(void)
 679 {
 680         prefs_custom_header_list_view_set_row(cur_ac);
 681 }
 682
 683 static void prefs_custom_header_delete_cb(void)
 684 {
 685         GtkTreeIter sel;
 686         GtkTreeModel *model;
 687         CustomHeader *ch;
 688
 689         if (!gtk_tree_selection_get_selected(gtk_tree_view_get_selection
 690                                 (GTK_TREE_VIEW(customhdr.list_view)),
 691                                 &model, &sel))
 692                 return;
 693
 694         if (alertpanel(_("Delete header"),
 695                        _("Do you really want to delete this header?"),
 696                        GTK_STOCK_CANCEL, GTK_STOCK_DELETE, NULL) != G_ALERTALTERNATE)
 697                 return;
 698
 699         gtk_tree_model_get(model, &sel,
 700                            CUSTHDR_DATA, &ch,
 701                            -1);
 702         gtk_list_store_remove(GTK_LIST_STORE(model), &sel);
 703
 704         cur_ac->customhdr_list = g_slist_remove(cur_ac->customhdr_list, ch);
 705
 706         custom_header_free(ch);
 707 }
 708
 709 static void prefs_custom_header_up(void)
 710 {
 711         GtkTreePath *prev, *sel;
 712         GtkTreeIter isel;
 713         GtkListStore *store = NULL;
 714         GtkTreeModel *model = NULL;
 715         GtkTreeIter iprev;
 716
 717         if (!gtk_tree_selection_get_selected
 718                 (gtk_tree_view_get_selection
 719                         (GTK_TREE_VIEW(customhdr.list_view)),
 720                  &model,
 721                  &isel))
 722                 return;
 723         store = (GtkListStore *)model;
 724         sel = gtk_tree_model_get_path(GTK_TREE_MODEL(store), &isel);
 725         if (!sel)
 726                 return;
 727
 728         /* no move if we're at row 0... */
 729         prev = gtk_tree_path_copy(sel);
 730         if (!gtk_tree_path_prev(prev)) {
 731                 gtk_tree_path_free(prev);
 732                 gtk_tree_path_free(sel);
 733                 return;
 734         }
 735
 736         gtk_tree_model_get_iter(GTK_TREE_MODEL(store),
 737                                 &iprev, prev);
 738         gtk_tree_path_free(sel);
 739         gtk_tree_path_free(prev);
 740
 741         gtk_list_store_swap(store, &iprev, &isel);
 742         prefs_custom_header_set_list(cur_ac);
 743 }
 744
 745 static void prefs_custom_header_down(void)
 746 {
 747         GtkListStore *store = NULL;
 748         GtkTreeModel *model = NULL;
 749         GtkTreeIter next, sel;
 750
 751         if (!gtk_tree_selection_get_selected
 752                 (gtk_tree_view_get_selection
 753                         (GTK_TREE_VIEW(customhdr.list_view)),
 754                  &model,
 755                  &sel))
 756                 return;
 757         store = (GtkListStore *)model;
 758         next = sel;
 759         if (!gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &next))
 760                 return;
 761
 762         gtk_list_store_swap(store, &next, &sel);
 763         prefs_custom_header_set_list(cur_ac);
 764 }
 765
 766 static gboolean prefs_custom_header_key_pressed(GtkWidget *widget,
 767                                                 GdkEventKey *event,
 768                                                 gpointer data)
 769 {
 770         if (event && event->keyval == GDK_Escape)
 771                 prefs_custom_header_cancel();
 772         return FALSE;
 773 }
 774
 775 static void prefs_custom_header_ok(void)
 776 {
 777         prefs_custom_header_write_config(cur_ac);
 778         gtk_widget_hide(customhdr.window);
 779 }
 780
 781 static void prefs_custom_header_cancel(void)
 782 {
 783         prefs_custom_header_read_config(cur_ac);
 784         gtk_widget_hide(customhdr.window);
 785 }
 786
 787 static gint prefs_custom_header_deleted(GtkWidget *widget, GdkEventAny *event,
 788                                         gpointer data)
 789 {
 790         prefs_custom_header_cancel();
 791         return TRUE;
 792 }
 793
 794 static GtkListStore* prefs_custom_header_create_data_store(void)
 795 {
 796         return gtk_list_store_new(N_CUSTHDR_COLUMNS,
 797                                   G_TYPE_STRING,
 798                                   G_TYPE_POINTER,
 799                                   -1);
 800 }
 801
 802 static void prefs_custom_header_list_view_insert_header(GtkWidget *list_view,
 803                                                         GtkTreeIter *row_iter,
 804                                                         gchar *header,
 805                                                         gpointer data)
 806 {
 807         GtkTreeIter iter;
 808         GtkListStore *list_store = GTK_LIST_STORE(gtk_tree_view_get_model
 809                                         (GTK_TREE_VIEW(list_view)));
 810
 811         if (row_iter == NULL) {
 812                 /* append new */
 813                 gtk_list_store_append(list_store, &iter);
 814                 gtk_list_store_set(list_store, &iter,
 815                                    CUSTHDR_STRING, header,
 816                                    CUSTHDR_DATA,   data,
 817                                    -1);
 818         } else {
 819                 /* change existing */
 820                 CustomHeader *old_data;
 821
 822                 gtk_tree_model_get(GTK_TREE_MODEL(list_store), row_iter,
 823                                    CUSTHDR_DATA, &old_data,
 824                                    -1);
 825
 826                 custom_header_free(old_data);
 827
 828                 gtk_list_store_set(list_store, row_iter,
 829                                    CUSTHDR_STRING, header,
 830                                    CUSTHDR_DATA, data,
 831                                    -1);
 832         }
 833 }
 834
 835 static GtkWidget *prefs_custom_header_list_view_create(void)
 836 {
 837         GtkTreeView *list_view;
 838         GtkTreeSelection *selector;
 839         GtkTreeModel *model;
 840
 841         model = GTK_TREE_MODEL(prefs_custom_header_create_data_store());
 842         list_view = GTK_TREE_VIEW(gtk_tree_view_new_with_model(model));
 843         g_object_unref(model);
 844
 845         gtk_tree_view_set_rules_hint(list_view, prefs_common.use_stripes_everywhere);
 846
 847         selector = gtk_tree_view_get_selection(list_view);
 848         gtk_tree_selection_set_mode(selector, GTK_SELECTION_BROWSE);
 849         gtk_tree_selection_set_select_function(selector, prefs_custom_header_selected,
 850                                                NULL, NULL);
 851
 852         /* create the columns */
 853         prefs_custom_header_create_list_view_columns(GTK_WIDGET(list_view));
 854
 855         return GTK_WIDGET(list_view);
 856 }
 857
 858 static void prefs_custom_header_create_list_view_columns(GtkWidget *list_view)
 859 {
 860         GtkTreeViewColumn *column;
 861         GtkCellRenderer *renderer;
 862
 863         renderer = gtk_cell_renderer_text_new();
 864         column = gtk_tree_view_column_new_with_attributes
 865                 (_("Current custom headers"),
 866                  renderer,
 867                  "text", CUSTHDR_STRING,
 868                  NULL);
 869         gtk_tree_view_append_column(GTK_TREE_VIEW(list_view), column);
 870 }
 871
 872 #define ENTRY_SET_TEXT(entry, str) \
 873         gtk_entry_set_text(GTK_ENTRY(entry), str ? str : "")
 874
 875 static gboolean prefs_custom_header_selected(GtkTreeSelection *selector,
 876                                              GtkTreeModel *model,
 877                                              GtkTreePath *path,
 878                                              gboolean currently_selected,
 879                                              gpointer data)
 880 {
 881         GtkTreeIter iter;
 882         CustomHeader *ch;
 883         CustomHeader default_ch = { 0, "", NULL };
 884
 885         if (currently_selected)
 886                 return TRUE;
 887
 888         if (!gtk_tree_model_get_iter(model, &iter, path))
 889                 return TRUE;
 890
 891         gtk_tree_model_get(model, &iter,
 892                            CUSTHDR_DATA, &ch,
 893                            -1);
 894
 895         if (!ch) ch = &default_ch;
 896
 897         ENTRY_SET_TEXT(customhdr.hdr_entry, ch->name);
 898         ENTRY_SET_TEXT(customhdr.val_entry, ch->value);
 899
 900         return TRUE;
 901 }
 902
 903 #undef ENTRY_SET_TEXT