src/prefs_customheader.c

   1 /*
   2  * Claws Mail -- a GTK based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2022 the Claws Mail team and Hiroyuki Yamamoto
   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 #ifdef HAVE_CONFIG_H
  20 #  include "config.h"
  21 #include "claws-features.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 "filesel.h"
  49 #include "combobox.h"
  50 #include "file-utils.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 *preview;
  68         GtkWidget *list_view;
  69 } customhdr;
  70
  71 /* widget creating functions */
  72 static void prefs_custom_header_create  (void);
  73
  74 static void prefs_custom_header_set_dialog              (PrefsAccount *ac);
  75 static void prefs_custom_header_set_list                (PrefsAccount *ac);
  76 static void prefs_custom_header_list_view_set_row       (PrefsAccount *ac);
  77
  78 /* callback functions */
  79 static void prefs_custom_header_add_cb          (void);
  80 static void prefs_custom_header_val_from_file_cb(void);
  81 static void prefs_custom_header_delete_cb       (void);
  82 static void prefs_custom_header_up              (void);
  83 static void prefs_custom_header_down            (void);
  84
  85 static gboolean prefs_custom_header_key_pressed (GtkWidget      *widget,
  86                                                  GdkEventKey    *event,
  87                                                  gpointer        data);
  88 static void prefs_custom_header_ok              (void);
  89 static void prefs_custom_header_cancel          (void);
  90 static gint prefs_custom_header_deleted         (GtkWidget      *widget,
  91                                                  GdkEventAny    *event,
  92                                                  gpointer        data);
  93
  94 static GtkListStore* prefs_custom_header_create_data_store      (void);
  95
  96 static void prefs_custom_header_list_view_insert_header (GtkWidget *list_view,
  97                                                          GtkTreeIter *row_iter,
  98                                                          gchar *header,
  99                                                          gpointer data);
 100
 101 static GtkWidget *prefs_custom_header_list_view_create (void);
 102
 103 static void prefs_custom_header_create_list_view_columns        (GtkWidget *list_view);
 104
 105 static gboolean prefs_custom_header_selected    (GtkTreeSelection *selector,
 106                                                  GtkTreeModel *model,
 107                                                  GtkTreePath *path,
 108                                                  gboolean currently_selected,
 109                                                  gpointer data);
 110
 111
 112 static PrefsAccount *cur_ac = NULL;
 113
 114 void prefs_custom_header_open(PrefsAccount *ac)
 115 {
 116         if (!customhdr.window) {
 117                 prefs_custom_header_create();
 118         }
 119
 120         manage_window_set_transient(GTK_WINDOW(customhdr.window));
 121         gtk_widget_grab_focus(customhdr.ok_btn);
 122
 123         prefs_custom_header_set_dialog(ac);
 124
 125         cur_ac = ac;
 126
 127         gtk_widget_show(customhdr.window);
 128         gtk_window_set_modal(GTK_WINDOW(customhdr.window), TRUE);
 129 }
 130
 131 static void prefs_custom_header_create(void)
 132 {
 133         GtkWidget *window;
 134         GtkWidget *vbox;
 135
 136         GtkWidget *ok_btn;
 137         GtkWidget *cancel_btn;
 138
 139         GtkWidget *confirm_area;
 140
 141         GtkWidget *vbox1;
 142
 143         GtkWidget *table1;
 144         GtkWidget *hdr_label;
 145         GtkWidget *hdr_combo;
 146         GtkWidget *val_label;
 147         GtkWidget *val_entry;
 148         GtkWidget *val_btn;
 149
 150         GtkWidget *reg_hbox;
 151         GtkWidget *btn_hbox;
 152         GtkWidget *arrow;
 153         GtkWidget *add_btn;
 154         GtkWidget *del_btn;
 155         GtkWidget *preview;
 156
 157         GtkWidget *ch_hbox;
 158         GtkWidget *ch_scrolledwin;
 159         GtkWidget *list_view;
 160
 161         GtkWidget *btn_vbox;
 162         GtkWidget *up_btn;
 163         GtkWidget *down_btn;
 164
 165         debug_print("Creating custom header setting window...\n");
 166
 167         window = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "prefs_customheader");
 168         gtk_container_set_border_width (GTK_CONTAINER (window), 8);
 169         gtk_window_set_position (GTK_WINDOW (window), GTK_WIN_POS_CENTER);
 170         gtk_window_set_resizable(GTK_WINDOW (window), TRUE);
 171         gtk_window_set_type_hint(GTK_WINDOW(window), GDK_WINDOW_TYPE_HINT_DIALOG);
 172
 173         vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 6);
 174         gtk_widget_show (vbox);
 175         gtk_container_add (GTK_CONTAINER (window), vbox);
 176
 177         gtkut_stock_button_set_create(&confirm_area, &cancel_btn, NULL, _("_Cancel"),
 178                                       &ok_btn, NULL, _("_OK"), NULL, NULL, NULL);
 179         gtk_widget_show (confirm_area);
 180         gtk_box_pack_end (GTK_BOX(vbox), confirm_area, FALSE, FALSE, 0);
 181         gtk_widget_grab_default (ok_btn);
 182
 183         gtk_window_set_title (GTK_WINDOW(window), _("Custom header configuration"));
 184         MANAGE_WINDOW_SIGNALS_CONNECT (window);
 185         g_signal_connect (G_OBJECT(window), "delete_event",
 186                           G_CALLBACK(prefs_custom_header_deleted),
 187                           NULL);
 188         g_signal_connect (G_OBJECT(window), "key_press_event",
 189                           G_CALLBACK(prefs_custom_header_key_pressed),
 190                           NULL);
 191         g_signal_connect (G_OBJECT(ok_btn), "clicked",
 192                           G_CALLBACK(prefs_custom_header_ok), NULL);
 193         g_signal_connect (G_OBJECT(cancel_btn), "clicked",
 194                           G_CALLBACK(prefs_custom_header_cancel), NULL);
 195
 196         vbox1 = gtk_box_new(GTK_ORIENTATION_VERTICAL, VSPACING);
 197         gtk_widget_show (vbox1);
 198         gtk_box_pack_start (GTK_BOX (vbox), vbox1, TRUE, TRUE, 0);
 199         gtk_container_set_border_width (GTK_CONTAINER (vbox1), 2);
 200
 201         table1 = gtk_grid_new();
 202         gtk_widget_show (table1);
 203         gtk_box_pack_start (GTK_BOX (vbox1), table1,
 204                             FALSE, FALSE, 0);
 205         gtk_grid_set_row_spacing(GTK_GRID(table1), 8);
 206         gtk_grid_set_column_spacing(GTK_GRID(table1), 8);
 207
 208         hdr_label = gtk_label_new (_("Header"));
 209         gtk_widget_show (hdr_label);
 210         gtk_label_set_xalign(GTK_LABEL (hdr_label), 0.0);
 211         gtk_grid_attach(GTK_GRID(table1), hdr_label, 0, 0, 1, 1);
 212
 213         hdr_combo = combobox_text_new(TRUE, "User-Agent", "Face", "X-Face",
 214                                       "X-Operating-System", NULL);
 215         gtk_grid_attach(GTK_GRID(table1), hdr_combo, 0, 1, 1, 1);
 216
 217         val_label = gtk_label_new (_("Value"));
 218         gtk_widget_show (val_label);
 219         gtk_label_set_xalign(GTK_LABEL (val_label), 0.0);
 220         gtk_grid_attach(GTK_GRID(table1), val_label, 1, 0, 1, 1);
 221
 222         val_entry = gtk_entry_new ();
 223         gtk_widget_show (val_entry);
 224         gtk_grid_attach(GTK_GRID(table1), val_entry, 1, 1, 1, 1);
 225         gtk_widget_set_hexpand(val_entry, TRUE);
 226         gtk_widget_set_halign(val_entry, GTK_ALIGN_FILL);
 227
 228         val_btn = gtkut_get_browse_file_btn(_("Bro_wse"));
 229         gtk_widget_show (val_btn);
 230         gtk_grid_attach(GTK_GRID(table1), val_btn, 2, 1, 1, 1);
 231         g_signal_connect (G_OBJECT (val_btn), "clicked",
 232                           G_CALLBACK (prefs_custom_header_val_from_file_cb),
 233                           NULL);
 234
 235         /* add / delete */
 236
 237         reg_hbox = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 4);
 238         gtk_widget_show (reg_hbox);
 239         gtk_box_pack_start (GTK_BOX (vbox1), reg_hbox, FALSE, FALSE, 0);
 240
 241         arrow = gtk_image_new_from_icon_name("pan-down-symbolic", GTK_ICON_SIZE_MENU);
 242         gtk_widget_show (arrow);
 243         gtk_box_pack_start (GTK_BOX (reg_hbox), arrow, FALSE, FALSE, 0);
 244
 245         btn_hbox = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 4);
 246         gtk_widget_show (btn_hbox);
 247         gtk_box_pack_start (GTK_BOX (reg_hbox), btn_hbox, FALSE, FALSE, 0);
 248
 249         add_btn = gtkut_stock_button("list-add", _("_Add"));
 250         gtk_widget_show (add_btn);
 251         gtk_box_pack_start (GTK_BOX (btn_hbox), add_btn, FALSE, TRUE, 0);
 252         g_signal_connect (G_OBJECT (add_btn), "clicked",
 253                           G_CALLBACK (prefs_custom_header_add_cb),
 254                           NULL);
 255
 256         del_btn = gtkut_stock_button("edit-delete", _("D_elete"));
 257         gtk_widget_show (del_btn);
 258         gtk_box_pack_start (GTK_BOX (btn_hbox), del_btn, FALSE, TRUE, 0);
 259         g_signal_connect (G_OBJECT (del_btn), "clicked",
 260                           G_CALLBACK (prefs_custom_header_delete_cb),
 261                           NULL);
 262
 263
 264         ch_hbox = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 8);
 265         gtk_widget_show (ch_hbox);
 266         gtk_box_pack_start (GTK_BOX (vbox1), ch_hbox, TRUE, TRUE, 0);
 267
 268         ch_scrolledwin = gtk_scrolled_window_new (NULL, NULL);
 269         gtk_widget_show (ch_scrolledwin);
 270         gtk_box_pack_start (GTK_BOX (ch_hbox), ch_scrolledwin, TRUE, TRUE, 0);
 271         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (ch_scrolledwin),
 272                                         GTK_POLICY_AUTOMATIC,
 273                                         GTK_POLICY_AUTOMATIC);
 274
 275         list_view = prefs_custom_header_list_view_create();
 276         gtk_widget_show (list_view);
 277         gtk_container_add (GTK_CONTAINER (ch_scrolledwin), list_view);
 278
 279         btn_vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 8);
 280         gtk_widget_show (btn_vbox);
 281         gtk_box_pack_start (GTK_BOX (ch_hbox), btn_vbox, FALSE, FALSE, 0);
 282
 283         up_btn = gtkut_stock_button("go-up", _("_Up"));
 284         gtk_widget_show (up_btn);
 285         gtk_box_pack_start (GTK_BOX (btn_vbox), up_btn, FALSE, FALSE, 0);
 286         g_signal_connect (G_OBJECT (up_btn), "clicked",
 287                           G_CALLBACK (prefs_custom_header_up), NULL);
 288
 289         down_btn = gtkut_stock_button("go-down", _("_Down"));
 290         gtk_widget_show (down_btn);
 291         gtk_box_pack_start (GTK_BOX (btn_vbox), down_btn, FALSE, FALSE, 0);
 292         g_signal_connect (G_OBJECT (down_btn), "clicked",
 293                           G_CALLBACK (prefs_custom_header_down), NULL);
 294
 295         preview = gtk_image_new ();
 296         gtk_widget_show (preview);
 297         gtk_box_pack_start (GTK_BOX (btn_vbox), preview, FALSE, FALSE, 0);
 298
 299         gtk_widget_show_all(window);
 300
 301         customhdr.window     = window;
 302         customhdr.ok_btn     = ok_btn;
 303         customhdr.cancel_btn = cancel_btn;
 304         customhdr.preview = preview;
 305
 306         customhdr.hdr_combo  = hdr_combo;
 307         customhdr.hdr_entry  = gtk_bin_get_child(GTK_BIN((hdr_combo)));
 308         customhdr.val_entry  = val_entry;
 309
 310         customhdr.list_view   = list_view;
 311 }
 312
 313 void prefs_custom_header_read_config(PrefsAccount *ac)
 314 {
 315         gchar *rcpath;
 316         FILE *fp;
 317         gchar buf[PREFSBUFSIZE];
 318         CustomHeader *ch;
 319
 320         debug_print("Reading custom header configuration...\n");
 321
 322         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
 323                              CUSTOM_HEADER_RC, NULL);
 324         if ((fp = claws_fopen(rcpath, "rb")) == NULL) {
 325                 if (ENOENT != errno) FILE_OP_ERROR(rcpath, "claws_fopen");
 326                 g_free(rcpath);
 327                 ac->customhdr_list = NULL;
 328                 return;
 329         }
 330         g_free(rcpath);
 331
 332         /* remove all previous headers list */
 333         while (ac->customhdr_list != NULL) {
 334                 ch = (CustomHeader *)ac->customhdr_list->data;
 335                 ac->customhdr_list = g_slist_remove(ac->customhdr_list, ch);
 336                 custom_header_free(ch);
 337         }
 338
 339         while (claws_fgets(buf, sizeof(buf), fp) != NULL) {
 340                 ch = custom_header_read_str(buf);
 341                 if (ch) {
 342                         if (ch->account_id == ac->account_id) {
 343                                 ac->customhdr_list =
 344                                         g_slist_append(ac->customhdr_list, ch);
 345                         } else
 346                                 custom_header_free(ch);
 347                 }
 348         }
 349
 350         claws_fclose(fp);
 351 }
 352
 353 static void prefs_custom_header_write_config(PrefsAccount *ac)
 354 {
 355         gchar *rcpath;
 356         PrefFile *pfile;
 357         GSList *cur;
 358         gchar buf[PREFSBUFSIZE];
 359         FILE * fp;
 360         CustomHeader *ch;
 361
 362         GSList *all_hdrs = NULL;
 363
 364         debug_print("Writing custom header configuration...\n");
 365
 366         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
 367                              CUSTOM_HEADER_RC, NULL);
 368
 369         if ((fp = claws_fopen(rcpath, "rb")) == NULL) {
 370                 if (ENOENT != errno) FILE_OP_ERROR(rcpath, "claws_fopen");
 371         } else {
 372                 all_hdrs = NULL;
 373
 374                 while (claws_fgets(buf, sizeof(buf), fp) != NULL) {
 375                         ch = custom_header_read_str(buf);
 376                         if (ch) {
 377                                 if (ch->account_id != ac->account_id)
 378                                         all_hdrs =
 379                                                 g_slist_append(all_hdrs, ch);
 380                                 else
 381                                         custom_header_free(ch);
 382                         }
 383                 }
 384
 385                 claws_fclose(fp);
 386         }
 387
 388         if ((pfile = prefs_write_open(rcpath)) == NULL) {
 389                 g_warning("failed to write configuration to file");
 390                 g_free(rcpath);
 391                 return;
 392         }
 393
 394         for (cur = all_hdrs; cur != NULL; cur = cur->next) {
 395                 CustomHeader *hdr = (CustomHeader *)cur->data;
 396                 gchar *chstr;
 397
 398                 chstr = custom_header_get_str(hdr);
 399                 if (claws_fputs(chstr, pfile->fp) == EOF ||
 400                     claws_fputc('\n', pfile->fp) == EOF) {
 401                         FILE_OP_ERROR(rcpath, "claws_fputs || claws_fputc");
 402                         prefs_file_close_revert(pfile);
 403                         g_free(rcpath);
 404                         g_free(chstr);
 405                         return;
 406                 }
 407                 g_free(chstr);
 408         }
 409
 410         for (cur = ac->customhdr_list; cur != NULL; cur = cur->next) {
 411                 CustomHeader *hdr = (CustomHeader *)cur->data;
 412                 gchar *chstr;
 413
 414                 chstr = custom_header_get_str(hdr);
 415                 if (claws_fputs(chstr, pfile->fp) == EOF ||
 416                     claws_fputc('\n', pfile->fp) == EOF) {
 417                         FILE_OP_ERROR(rcpath, "claws_fputs || claws_fputc");
 418                         prefs_file_close_revert(pfile);
 419                         g_free(rcpath);
 420                         g_free(chstr);
 421                         return;
 422                 }
 423                 g_free(chstr);
 424         }
 425
 426         g_free(rcpath);
 427
 428         while (all_hdrs != NULL) {
 429                 ch = (CustomHeader *)all_hdrs->data;
 430                 all_hdrs = g_slist_remove(all_hdrs, ch);
 431                 custom_header_free(ch);
 432         }
 433
 434         if (prefs_file_close(pfile) < 0) {
 435                 g_warning("failed to write configuration to file");
 436                 return;
 437         }
 438 }
 439
 440 static void prefs_custom_header_set_dialog(PrefsAccount *ac)
 441 {
 442         GtkListStore *store;
 443         GSList *cur;
 444
 445         store = GTK_LIST_STORE(gtk_tree_view_get_model
 446                                 (GTK_TREE_VIEW(customhdr.list_view)));
 447         gtk_list_store_clear(store);
 448
 449         for (cur = ac->customhdr_list; cur != NULL; cur = cur->next) {
 450                 CustomHeader *ch = (CustomHeader *)cur->data;
 451                 gchar *ch_str;
 452
 453                 ch_str = g_strdup_printf("%s: %s", ch->name,
 454                                          ch->value ? ch->value : "");
 455
 456                 prefs_custom_header_list_view_insert_header
 457                         (customhdr.list_view, NULL, ch_str, ch);
 458
 459                 g_free(ch_str);
 460         }
 461 }
 462
 463 static void prefs_custom_header_set_list(PrefsAccount *ac)
 464 {
 465         CustomHeader *ch;
 466         GtkTreeIter iter;
 467         GtkListStore *store;
 468
 469         g_slist_free(ac->customhdr_list);
 470         ac->customhdr_list = NULL;
 471
 472         store = GTK_LIST_STORE(gtk_tree_view_get_model
 473                                 (GTK_TREE_VIEW(customhdr.list_view)));
 474
 475         if (gtk_tree_model_get_iter_first(GTK_TREE_MODEL(store), &iter)) {
 476                 do {
 477                         gtk_tree_model_get(GTK_TREE_MODEL(store), &iter,
 478                                            CUSTHDR_DATA, &ch,
 479                                            -1);
 480                         ac->customhdr_list = g_slist_append(ac->customhdr_list, ch);
 481                 } while (gtk_tree_model_iter_next(GTK_TREE_MODEL(store),
 482                                                   &iter));
 483         }
 484 }
 485
 486 static void prefs_custom_header_list_view_set_row(PrefsAccount *ac)
 487 {
 488         CustomHeader *ch;
 489         const gchar *entry_text;
 490         gchar *ch_str;
 491
 492         entry_text = gtk_entry_get_text(GTK_ENTRY(customhdr.hdr_entry));
 493         if (entry_text[0] == '\0') {
 494                 alertpanel_error(_("Header name is not set."));
 495                 return;
 496         }
 497
 498         while (*entry_text &&
 499                (*entry_text == '\n' || *entry_text == '\r' ||
 500                 *entry_text == '\t' || *entry_text == ' '))
 501                 entry_text++;
 502
 503         if (strchr(entry_text, ':') != NULL) {
 504                 alertpanel_error(_("A colon (:) is not allowed in a custom header."));
 505                 return;
 506         }
 507
 508         if (!custom_header_is_allowed(entry_text)) {
 509                 alertpanel_error(_("This Header name is not allowed as a custom header."));
 510                 return;
 511         }
 512
 513         ch = g_new0(CustomHeader, 1);
 514
 515         ch->account_id = ac->account_id;
 516
 517         ch->name = g_strdup(entry_text);
 518         unfold_line(ch->name);
 519         g_strstrip(ch->name);
 520         gtk_entry_set_text(GTK_ENTRY(customhdr.hdr_entry), ch->name);
 521
 522         entry_text = gtk_entry_get_text(GTK_ENTRY(customhdr.val_entry));
 523         while (*entry_text &&
 524                (*entry_text == '\n' || *entry_text == '\r' ||
 525                 *entry_text == '\t' || *entry_text == ' '))
 526                 entry_text++;
 527
 528         if (entry_text[0] != '\0') {
 529                 ch->value = g_strdup(entry_text);
 530                 unfold_line(ch->value);
 531                 g_strstrip(ch->value);
 532                 gtk_entry_set_text(GTK_ENTRY(customhdr.val_entry), ch->value);
 533         }
 534
 535         ch_str = g_strdup_printf("%s: %s", ch->name,
 536                                  ch->value ? ch->value : "");
 537
 538         prefs_custom_header_list_view_insert_header
 539                 (customhdr.list_view, NULL, ch_str, ch);
 540
 541         g_free(ch_str);
 542
 543         prefs_custom_header_set_list(cur_ac);
 544
 545 }
 546
 547 #define B64_LINE_SIZE           57
 548 #define B64_BUFFSIZE            77
 549 static void prefs_custom_header_val_from_file_cb(void)
 550 {
 551         gchar *filename = NULL;
 552         gchar *contents = NULL;
 553         const gchar *hdr = gtk_entry_get_text(GTK_ENTRY(customhdr.hdr_entry));
 554
 555         if (!strcmp(hdr, "Face"))
 556                 filename = filesel_select_file_open(_("Choose a PNG file"), NULL);
 557         else if (!strcmp(hdr, "X-Face"))
 558                 filename = filesel_select_file_open(_("Choose an XBM file"), NULL);
 559         else
 560                 filename = filesel_select_file_open(_("Choose a text file"), NULL);
 561
 562         if (!strcmp(hdr, "Face") || !strcmp(hdr, "X-Face")) {
 563                 if (filename && is_file_exist(filename)) {
 564                         FILE *fp = NULL;
 565                         gint len;
 566                         gchar inbuf[B64_LINE_SIZE], *outbuf;
 567                         gchar *tmp = NULL;
 568                         gint w, h;
 569                         GdkPixbufFormat *format = gdk_pixbuf_get_file_info(
 570                                                         filename, &w, &h);
 571
 572                         if (format == NULL) {
 573                                 alertpanel_error(_("This file isn't an image."));
 574                                 g_free(filename);
 575                                 return;
 576                         }
 577                         if (w != 48 || h != 48) {
 578                                 alertpanel_error(_("The chosen image isn't the correct size (48x48)."));
 579                                 g_free(filename);
 580                                 return;
 581                         }
 582                         if (!strcmp(hdr, "Face")) {
 583                                 if (get_file_size(filename) > 725) {
 584                                         alertpanel_error(_("The image is too big; it must be maximum 725 bytes."));
 585                                         g_free(filename);
 586                                         return;
 587                                 }
 588                                 if (g_ascii_strcasecmp("png", gdk_pixbuf_format_get_name(format))) {
 589                                         alertpanel_error(_("The image isn't in the correct format (PNG)."));
 590                                         g_print("%s\n", gdk_pixbuf_format_get_name(format));
 591                                         g_free(filename);
 592                                         return;
 593                                 }
 594                         } else if (!strcmp(hdr, "X-Face")) {
 595                                 gchar *tmp = NULL, *cmd = NULL;
 596                                 int i = 0;
 597                                 if (g_ascii_strcasecmp("xbm", gdk_pixbuf_format_get_name(format))) {
 598                                         alertpanel_error(_("The image isn't in the correct format (XBM)."));
 599                                         g_print("%s\n", gdk_pixbuf_format_get_name(format));
 600                                         g_free(filename);
 601                                         return;
 602                                 }
 603                                 cmd = g_strdup_printf("compface %s", filename);
 604                                 tmp = get_command_output(cmd);
 605                                 g_free(cmd);
 606                                 if (tmp == NULL || *tmp == '\0') {
 607                                         alertpanel_error(_("Couldn't call `compface`. Make sure it's in your $PATH."));
 608                                         g_free(filename);
 609                                         g_free(tmp);
 610                                         return;
 611                                 }
 612                                 if (strstr(tmp, "compface:")) {
 613                                         alertpanel_error(_("Compface error: %s"), tmp);
 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 = claws_fopen(filename, "rb");
 636                         if (!fp) {
 637                                 g_free(filename);
 638                                 return;
 639                         }
 640
 641                         while ((len = claws_fread(inbuf, sizeof(gchar),
 642                                             B64_LINE_SIZE, fp))
 643                                == B64_LINE_SIZE) {
 644                                 outbuf = g_base64_encode(inbuf, B64_LINE_SIZE);
 645
 646                                 tmp = contents;
 647                                 contents = g_strconcat(tmp?tmp:"",outbuf, NULL);
 648                                 g_free(outbuf);
 649                                 g_free(tmp);
 650                         }
 651                         if (len > 0 && claws_feof(fp)) {
 652                                 tmp = contents;
 653                                 outbuf = g_base64_encode(inbuf, len);
 654                                 contents = g_strconcat(tmp?tmp:"",outbuf, NULL);
 655                                 g_free(outbuf);
 656                                 g_free(tmp);
 657                         }
 658                         claws_fclose(fp);
 659                 }
 660         } else {
 661                 if (!filename)
 662                         return;
 663
 664                 contents = file_read_to_str(filename);
 665                 if (strchr(contents, '\n') || strchr(contents,'\r')) {
 666                         alertpanel_error(_("This file contains newlines."));
 667                         g_free(contents);
 668                         g_free(filename);
 669                         return;
 670                 }
 671         }
 672 settext:
 673         if (contents && strlen(contents))
 674                 gtk_entry_set_text(GTK_ENTRY(customhdr.val_entry), contents);
 675
 676         g_free(contents);
 677         g_free(filename);
 678 }
 679
 680 static void prefs_custom_header_add_cb(void)
 681 {
 682         prefs_custom_header_list_view_set_row(cur_ac);
 683 }
 684
 685 static void prefs_custom_header_delete_cb(void)
 686 {
 687         GtkTreeIter sel;
 688         GtkTreeModel *model;
 689         CustomHeader *ch;
 690
 691         if (!gtk_tree_selection_get_selected(gtk_tree_view_get_selection
 692                                 (GTK_TREE_VIEW(customhdr.list_view)),
 693                                 &model, &sel))
 694                 return;
 695
 696         if (alertpanel(_("Delete header"),
 697                        _("Do you really want to delete this header?"),
 698                        NULL, _("_Cancel"), "edit-delete", _("_Delete"), NULL, NULL,
 699                        ALERTFOCUS_FIRST) != G_ALERTALTERNATE)
 700                 return;
 701
 702         gtk_tree_model_get(model, &sel,
 703                            CUSTHDR_DATA, &ch,
 704                            -1);
 705         gtk_list_store_remove(GTK_LIST_STORE(model), &sel);
 706
 707         cur_ac->customhdr_list = g_slist_remove(cur_ac->customhdr_list, ch);
 708
 709         custom_header_free(ch);
 710 }
 711
 712 static void prefs_custom_header_up(void)
 713 {
 714         GtkTreePath *prev, *sel;
 715         GtkTreeIter isel;
 716         GtkListStore *store = NULL;
 717         GtkTreeModel *model = NULL;
 718         GtkTreeIter iprev;
 719
 720         if (!gtk_tree_selection_get_selected
 721                 (gtk_tree_view_get_selection
 722                         (GTK_TREE_VIEW(customhdr.list_view)),
 723                  &model,
 724                  &isel))
 725                 return;
 726         store = (GtkListStore *)model;
 727         sel = gtk_tree_model_get_path(GTK_TREE_MODEL(store), &isel);
 728         if (!sel)
 729                 return;
 730
 731         /* no move if we're at row 0... */
 732         prev = gtk_tree_path_copy(sel);
 733         if (!gtk_tree_path_prev(prev)) {
 734                 gtk_tree_path_free(prev);
 735                 gtk_tree_path_free(sel);
 736                 return;
 737         }
 738
 739         gtk_tree_model_get_iter(GTK_TREE_MODEL(store),
 740                                 &iprev, prev);
 741         gtk_tree_path_free(sel);
 742         gtk_tree_path_free(prev);
 743
 744         gtk_list_store_swap(store, &iprev, &isel);
 745         prefs_custom_header_set_list(cur_ac);
 746 }
 747
 748 static void prefs_custom_header_down(void)
 749 {
 750         GtkListStore *store = NULL;
 751         GtkTreeModel *model = NULL;
 752         GtkTreeIter next, sel;
 753
 754         if (!gtk_tree_selection_get_selected
 755                 (gtk_tree_view_get_selection
 756                         (GTK_TREE_VIEW(customhdr.list_view)),
 757                  &model,
 758                  &sel))
 759                 return;
 760         store = (GtkListStore *)model;
 761         next = sel;
 762         if (!gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &next))
 763                 return;
 764
 765         gtk_list_store_swap(store, &next, &sel);
 766         prefs_custom_header_set_list(cur_ac);
 767 }
 768
 769 static gboolean prefs_custom_header_key_pressed(GtkWidget *widget,
 770                                                 GdkEventKey *event,
 771                                                 gpointer data)
 772 {
 773         if (event && event->keyval == GDK_KEY_Escape)
 774                 prefs_custom_header_cancel();
 775         return FALSE;
 776 }
 777
 778 static void prefs_custom_header_ok(void)
 779 {
 780         prefs_custom_header_write_config(cur_ac);
 781         gtk_widget_hide(customhdr.window);
 782         gtk_window_set_modal(GTK_WINDOW(customhdr.window), FALSE);
 783 }
 784
 785 static void prefs_custom_header_cancel(void)
 786 {
 787         prefs_custom_header_read_config(cur_ac);
 788         gtk_widget_hide(customhdr.window);
 789         gtk_window_set_modal(GTK_WINDOW(customhdr.window), FALSE);
 790 }
 791
 792 static gint prefs_custom_header_deleted(GtkWidget *widget, GdkEventAny *event,
 793                                         gpointer data)
 794 {
 795         prefs_custom_header_cancel();
 796         return TRUE;
 797 }
 798
 799 static GtkListStore* prefs_custom_header_create_data_store(void)
 800 {
 801         return gtk_list_store_new(N_CUSTHDR_COLUMNS,
 802                                   G_TYPE_STRING,
 803                                   G_TYPE_POINTER,
 804                                   -1);
 805 }
 806
 807 static void prefs_custom_header_list_view_insert_header(GtkWidget *list_view,
 808                                                         GtkTreeIter *row_iter,
 809                                                         gchar *header,
 810                                                         gpointer data)
 811 {
 812         GtkTreeIter iter;
 813         GtkListStore *list_store = GTK_LIST_STORE(gtk_tree_view_get_model
 814                                         (GTK_TREE_VIEW(list_view)));
 815
 816         if (row_iter == NULL) {
 817                 /* append new */
 818                 gtk_list_store_append(list_store, &iter);
 819                 gtk_list_store_set(list_store, &iter,
 820                                    CUSTHDR_STRING, header,
 821                                    CUSTHDR_DATA,   data,
 822                                    -1);
 823         } else {
 824                 /* change existing */
 825                 CustomHeader *old_data;
 826
 827                 gtk_tree_model_get(GTK_TREE_MODEL(list_store), row_iter,
 828                                    CUSTHDR_DATA, &old_data,
 829                                    -1);
 830
 831                 custom_header_free(old_data);
 832
 833                 gtk_list_store_set(list_store, row_iter,
 834                                    CUSTHDR_STRING, header,
 835                                    CUSTHDR_DATA, data,
 836                                    -1);
 837         }
 838 }
 839
 840 static GtkWidget *prefs_custom_header_list_view_create(void)
 841 {
 842         GtkTreeView *list_view;
 843         GtkTreeSelection *selector;
 844         GtkTreeModel *model;
 845
 846         model = GTK_TREE_MODEL(prefs_custom_header_create_data_store());
 847         list_view = GTK_TREE_VIEW(gtk_tree_view_new_with_model(model));
 848         g_object_unref(model);
 849
 850         gtk_tree_view_set_rules_hint(list_view, prefs_common.use_stripes_everywhere);
 851         gtk_tree_view_set_reorderable(list_view, TRUE);
 852
 853         selector = gtk_tree_view_get_selection(list_view);
 854         gtk_tree_selection_set_mode(selector, GTK_SELECTION_BROWSE);
 855         gtk_tree_selection_set_select_function(selector, prefs_custom_header_selected,
 856                                                NULL, NULL);
 857
 858         /* create the columns */
 859         prefs_custom_header_create_list_view_columns(GTK_WIDGET(list_view));
 860
 861         return GTK_WIDGET(list_view);
 862 }
 863
 864 static void prefs_custom_header_create_list_view_columns(GtkWidget *list_view)
 865 {
 866         GtkTreeViewColumn *column;
 867         GtkCellRenderer *renderer;
 868
 869         renderer = gtk_cell_renderer_text_new();
 870         column = gtk_tree_view_column_new_with_attributes
 871                 (_("Current custom headers"),
 872                  renderer,
 873                  "text", CUSTHDR_STRING,
 874                  NULL);
 875         gtk_tree_view_append_column(GTK_TREE_VIEW(list_view), column);
 876 }
 877
 878 #define ENTRY_SET_TEXT(entry, str) \
 879         gtk_entry_set_text(GTK_ENTRY(entry), str ? str : "")
 880
 881 static gboolean prefs_custom_header_selected(GtkTreeSelection *selector,
 882                                              GtkTreeModel *model,
 883                                              GtkTreePath *path,
 884                                              gboolean currently_selected,
 885                                              gpointer data)
 886 {
 887         GtkTreeIter iter;
 888         CustomHeader *ch;
 889         GtkImage *preview;
 890         GdkPixbuf *pixbuf;
 891         CustomHeader default_ch = { 0, "", NULL };
 892
 893         if (currently_selected)
 894                 return TRUE;
 895
 896         if (!gtk_tree_model_get_iter(model, &iter, path))
 897                 return TRUE;
 898
 899         gtk_tree_model_get(model, &iter,
 900                            CUSTHDR_DATA, &ch,
 901                            -1);
 902
 903         if (!ch) ch = &default_ch;
 904
 905         ENTRY_SET_TEXT(customhdr.hdr_entry, ch->name);
 906         ENTRY_SET_TEXT(customhdr.val_entry, ch->value);
 907         if (!g_strcmp0("Face",ch->name) && ch->value != NULL) {
 908                 preview = GTK_IMAGE(face_get_from_header (ch->value));
 909                 pixbuf = gtk_image_get_pixbuf(preview);
 910                 gtk_image_set_from_pixbuf (GTK_IMAGE(customhdr.preview), pixbuf);
 911                 gtk_widget_show(customhdr.preview);
 912                 g_object_ref_sink (G_OBJECT(preview));
 913         }
 914 #if HAVE_LIBCOMPFACE
 915         else if (!g_strcmp0("X-Face", ch->name) && ch->value != NULL) {
 916                 preview = GTK_IMAGE(xface_get_from_header(ch->value));
 917                 pixbuf = gtk_image_get_pixbuf(preview);
 918                 gtk_image_set_from_pixbuf (GTK_IMAGE(customhdr.preview), pixbuf);
 919                 gtk_widget_show(customhdr.preview);
 920                 g_object_ref_sink (G_OBJECT(preview));
 921         }
 922 #endif
 923         else {
 924                 gtk_widget_hide(customhdr.preview);
 925         }
 926         return TRUE;
 927 }
 928
 929 #undef ENTRY_SET_TEXT