zathura.c 44 KB
Newer Older
1
2
/* See LICENSE file for license and copyright information */

3
#define _BSD_SOURCE
Sebastian Ramacher's avatar
Sebastian Ramacher committed
4
#define _XOPEN_SOURCE 700
5

6
#include <errno.h>
Moritz Lipp's avatar
Moritz Lipp committed
7
#include <stdlib.h>
Pavel Borzenkov's avatar
Pavel Borzenkov committed
8
#include <unistd.h>
9
#include <math.h>
Moritz Lipp's avatar
Moritz Lipp committed
10

11
12
13
14
15
#include <girara/datastructures.h>
#include <girara/utils.h>
#include <girara/session.h>
#include <girara/statusbar.h>
#include <girara/settings.h>
16
#include <girara/shortcuts.h>
17
#include <glib/gstdio.h>
18
#include <glib/gi18n.h>
19

20
#include "bookmarks.h"
Moritz Lipp's avatar
Moritz Lipp committed
21
22
#include "callbacks.h"
#include "config.h"
23
24
25
26
#ifdef WITH_SQLITE
#include "database-sqlite.h"
#endif
#include "database-plain.h"
27
#include "document.h"
Moritz Lipp's avatar
Moritz Lipp committed
28
#include "shortcuts.h"
Moritz Lipp's avatar
Moritz Lipp committed
29
#include "zathura.h"
Moritz Lipp's avatar
Moritz Lipp committed
30
#include "utils.h"
Moritz Lipp's avatar
Moritz Lipp committed
31
#include "marks.h"
Sebastian Ramacher's avatar
Sebastian Ramacher committed
32
#include "render.h"
Moritz Lipp's avatar
Moritz Lipp committed
33
#include "page.h"
34
#include "page-widget.h"
35
#include "plugin.h"
36
#include "adjustment.h"
Moritz Lipp's avatar
Moritz Lipp committed
37

Moritz Lipp's avatar
Moritz Lipp committed
38
typedef struct zathura_document_info_s {
Moritz Lipp's avatar
Update    
Moritz Lipp committed
39
40
41
  zathura_t* zathura;
  const char* path;
  const char* password;
42
  int page_number;
Moritz Lipp's avatar
Update    
Moritz Lipp committed
43
44
} zathura_document_info_t;

Moritz Lipp's avatar
Moritz Lipp committed
45
typedef struct page_set_delayed_s {
46
47
48
49
  zathura_t* zathura;
  unsigned int page;
} page_set_delayed_t;

Moritz Lipp's avatar
Moritz Lipp committed
50
typedef struct position_set_delayed_s {
51
  zathura_t* zathura;
Moritz Lipp's avatar
Moritz Lipp committed
52
53
  double position_x;
  double position_y;
54
55
} position_set_delayed_t;

56
static gboolean document_info_open(gpointer data);
57
58
59
static ssize_t zathura_page_cache_lru_invalidate(zathura_t* zathura);
static void zathura_page_cache_invalidate_all(zathura_t* zathura);
static bool zathura_page_cache_is_full(zathura_t* zathura, bool* result);
60
61
62
static void zathura_jumplist_reset_current(zathura_t* zathura);
static void zathura_jumplist_append_jump(zathura_t* zathura);
static void zathura_jumplist_save(zathura_t* zathura);
Moritz Lipp's avatar
Moritz Lipp committed
63

Moritz Lipp's avatar
Moritz Lipp committed
64
/* function implementation */
Moritz Lipp's avatar
Moritz Lipp committed
65
zathura_t*
66
zathura_create(void)
67
{
68
  zathura_t* zathura = g_malloc0(sizeof(zathura_t));
69

70
71
  /* global settings */
  zathura->global.update_page_number = true;
72
  zathura->global.search_direction = FORWARD;
73

74
  /* plugins */
Moritz Lipp's avatar
Moritz Lipp committed
75
76
  zathura->plugins.manager = zathura_plugin_manager_new();
  if (zathura->plugins.manager == NULL) {
77
    goto error_out;
Moritz Lipp's avatar
Moritz Lipp committed
78
  }
79

80
81
82
  /* UI */
  if ((zathura->ui.session = girara_session_create()) == NULL) {
    goto error_out;
Sebastian Ramacher's avatar
Sebastian Ramacher committed
83
84
  }

85
86
87
88
89
90
91
92
93
94
  zathura->ui.session->global.data = zathura;

  return zathura;

error_out:

  zathura_free(zathura);

  return NULL;
}
Sebastian Ramacher's avatar
Sebastian Ramacher committed
95

96
97
98
99
100
bool
zathura_init(zathura_t* zathura)
{
  if (zathura == NULL) {
    return false;
101
102
  }

103
  /* create zathura (config/data) directory */
104
105
106
107
108
109
110
  if (g_mkdir_with_parents(zathura->config.config_dir, 0771) == -1) {
    girara_error("Could not create '%s': %s", zathura->config.config_dir, strerror(errno));
  }

  if (g_mkdir_with_parents(zathura->config.data_dir, 0771) == -1) {
    girara_error("Could not create '%s': %s", zathura->config.data_dir, strerror(errno));
  }
111

112
113
114
  /* load plugins */
  zathura_plugin_manager_load(zathura->plugins.manager);

115
116
117
  /* configuration */
  config_load_default(zathura);

118
  /* load global configuration files */
Moritz Lipp's avatar
Moritz Lipp committed
119
120
  char* config_path = girara_get_xdg_path(XDG_CONFIG_DIRS);
  girara_list_t* config_dirs = girara_split_path_array(config_path);
121
122
123
124
125
126
127
128
  ssize_t size = girara_list_size(config_dirs) - 1;
  for (; size >= 0; --size) {
    const char* dir = girara_list_nth(config_dirs, size);
    char* file = g_build_filename(dir, ZATHURA_RC, NULL);
    config_load_file(zathura, file);
    g_free(file);
  }
  girara_list_free(config_dirs);
Moritz Lipp's avatar
Moritz Lipp committed
129
  g_free(config_path);
130
131
132

  config_load_file(zathura, GLOBAL_RC);

133
134
135
  /* load local configuration files */
  char* configuration_file = g_build_filename(zathura->config.config_dir, ZATHURA_RC, NULL);
  config_load_file(zathura, configuration_file);
136
  g_free(configuration_file);
137

138
  /* UI */
Sebastian Ramacher's avatar
Sebastian Ramacher committed
139
  if (girara_session_init(zathura->ui.session, "zathura") == false) {
Moritz Lipp's avatar
Moritz Lipp committed
140
    goto error_free;
141
142
143
  }

  /* girara events */
Moritz Lipp's avatar
Moritz Lipp committed
144
145
  zathura->ui.session->events.buffer_changed  = cb_buffer_changed;
  zathura->ui.session->events.unknown_command = cb_unknown_command;
146

147
  /* page view */
Moritz Lipp's avatar
Moritz Lipp committed
148
149
#if (GTK_MAJOR_VERSION == 3)
  zathura->ui.page_widget = gtk_grid_new();
150
151
  gtk_grid_set_row_homogeneous(GTK_GRID(zathura->ui.page_widget), TRUE);
  gtk_grid_set_column_homogeneous(GTK_GRID(zathura->ui.page_widget), TRUE);
Moritz Lipp's avatar
Moritz Lipp committed
152
#else
153
  zathura->ui.page_widget = gtk_table_new(0, 0, TRUE);
Moritz Lipp's avatar
Moritz Lipp committed
154
#endif
Moritz Lipp's avatar
Moritz Lipp committed
155
  if (zathura->ui.page_widget == NULL) {
156
157
158
    goto error_free;
  }

159
  g_signal_connect(G_OBJECT(zathura->ui.session->gtk.window), "size-allocate", G_CALLBACK(cb_view_resized), zathura);
160

161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
  /* Setup hadjustment tracker */
  GtkAdjustment* hadjustment = gtk_scrolled_window_get_hadjustment(
      GTK_SCROLLED_WINDOW(zathura->ui.session->gtk.view));
  zathura->ui.hadjustment = zathura_adjustment_clone(hadjustment);
  g_object_ref_sink(zathura->ui.hadjustment);

  /* Connect hadjustment signals */
  g_signal_connect(G_OBJECT(hadjustment), "value-changed",
      G_CALLBACK(cb_view_vadjustment_value_changed), zathura);
  g_signal_connect(G_OBJECT(hadjustment), "value-changed",
      G_CALLBACK(cb_adjustment_track_value), zathura->ui.hadjustment);
  g_signal_connect(G_OBJECT(hadjustment), "changed",
      G_CALLBACK(cb_view_hadjustment_changed), zathura);
  g_signal_connect(G_OBJECT(hadjustment), "changed",
      G_CALLBACK(cb_adjustment_track_bounds), zathura->ui.hadjustment);

  /* Setup vadjustment tracker */
  GtkAdjustment* vadjustment = gtk_scrolled_window_get_vadjustment(
      GTK_SCROLLED_WINDOW(zathura->ui.session->gtk.view));
  zathura->ui.vadjustment = zathura_adjustment_clone(vadjustment);
  g_object_ref_sink(zathura->ui.vadjustment);

  /* Connect vadjustment signals */
  g_signal_connect(G_OBJECT(vadjustment), "value-changed",
      G_CALLBACK(cb_view_vadjustment_value_changed), zathura);
  g_signal_connect(G_OBJECT(vadjustment), "value-changed",
      G_CALLBACK(cb_adjustment_track_value), zathura->ui.vadjustment);
  g_signal_connect(G_OBJECT(vadjustment), "changed",
      G_CALLBACK(cb_view_vadjustment_changed), zathura);
  g_signal_connect(G_OBJECT(vadjustment), "changed",
      G_CALLBACK(cb_adjustment_track_bounds), zathura->ui.vadjustment);
Moritz Lipp's avatar
Moritz Lipp committed
192

193
  /* page view alignment */
194
  zathura->ui.page_widget_alignment = gtk_alignment_new(0.5, 0.5, 0, 0);
Moritz Lipp's avatar
Moritz Lipp committed
195
  if (zathura->ui.page_widget_alignment == NULL) {
196
197
    goto error_free;
  }
198
  gtk_container_add(GTK_CONTAINER(zathura->ui.page_widget_alignment), zathura->ui.page_widget);
199

200
201
202
203
204
205
206
207
#if (GTK_MAJOR_VERSION == 3)
  gtk_widget_set_hexpand_set(zathura->ui.page_widget_alignment, TRUE);
  gtk_widget_set_hexpand(zathura->ui.page_widget_alignment, FALSE);
  gtk_widget_set_vexpand_set(zathura->ui.page_widget_alignment, TRUE);
  gtk_widget_set_vexpand(zathura->ui.page_widget_alignment, FALSE);
#endif


208
  gtk_widget_show(zathura->ui.page_widget);
Moritz Lipp's avatar
Moritz Lipp committed
209

210
  /* statusbar */
Moritz Lipp's avatar
Moritz Lipp committed
211
212
  zathura->ui.statusbar.file = girara_statusbar_item_add(zathura->ui.session, TRUE, TRUE, TRUE, NULL);
  if (zathura->ui.statusbar.file == NULL) {
Moritz Lipp's avatar
Moritz Lipp committed
213
    goto error_free;
Moritz Lipp's avatar
Moritz Lipp committed
214
215
  }

Moritz Lipp's avatar
Moritz Lipp committed
216
217
  zathura->ui.statusbar.buffer = girara_statusbar_item_add(zathura->ui.session, FALSE, FALSE, FALSE, NULL);
  if (zathura->ui.statusbar.buffer == NULL) {
Moritz Lipp's avatar
Moritz Lipp committed
218
    goto error_free;
Moritz Lipp's avatar
Moritz Lipp committed
219
220
  }

Moritz Lipp's avatar
Moritz Lipp committed
221
  zathura->ui.statusbar.page_number = girara_statusbar_item_add(zathura->ui.session, FALSE, FALSE, FALSE, NULL);
Moritz Lipp's avatar
Moritz Lipp committed
222
  if (zathura->ui.statusbar.page_number == NULL) {
Moritz Lipp's avatar
Moritz Lipp committed
223
    goto error_free;
Moritz Lipp's avatar
Moritz Lipp committed
224
225
  }

Sebastian Ramacher's avatar
Sebastian Ramacher committed
226
  girara_statusbar_item_set_text(zathura->ui.session, zathura->ui.statusbar.file, _("[No name]"));
Moritz Lipp's avatar
Moritz Lipp committed
227

Moritz Lipp's avatar
Moritz Lipp committed
228
  /* signals */
229
  g_signal_connect(G_OBJECT(zathura->ui.session->gtk.window), "destroy", G_CALLBACK(cb_destroy), zathura);
230

231
232
233
  /* set page padding */
  int page_padding = 1;
  girara_setting_get(zathura->ui.session, "page-padding", &page_padding);
Moritz Lipp's avatar
Moritz Lipp committed
234

Moritz Lipp's avatar
Moritz Lipp committed
235
236
237
238
#if (GTK_MAJOR_VERSION == 3)
  gtk_grid_set_row_spacing(GTK_GRID(zathura->ui.page_widget), page_padding);
  gtk_grid_set_column_spacing(GTK_GRID(zathura->ui.page_widget), page_padding);
#else
239
240
  gtk_table_set_row_spacings(GTK_TABLE(zathura->ui.page_widget), page_padding);
  gtk_table_set_col_spacings(GTK_TABLE(zathura->ui.page_widget), page_padding);
Moritz Lipp's avatar
Moritz Lipp committed
241
#endif
Moritz Lipp's avatar
Moritz Lipp committed
242

243
  /* database */
244
245
246
247
  char* database = NULL;
  girara_setting_get(zathura->ui.session, "database", &database);

  if (g_strcmp0(database, "plain") == 0) {
248
    girara_debug("Using plain database backend.");
249
250
251
    zathura->database = zathura_plaindatabase_new(zathura->config.data_dir);
#ifdef WITH_SQLITE
  } else if (g_strcmp0(database, "sqlite") == 0) {
252
    girara_debug("Using sqlite database backend.");
253
254
255
256
257
258
259
260
261
    char* tmp = g_build_filename(zathura->config.data_dir, "bookmarks.sqlite", NULL);
    zathura->database = zathura_sqldatabase_new(tmp);
    g_free(tmp);
#endif
  } else {
    girara_error("Database backend '%s' is not supported.", database);
  }
  g_free(database);

262
  if (zathura->database == NULL) {
Sebastian Ramacher's avatar
Sebastian Ramacher committed
263
    girara_error("Unable to initialize database. Bookmarks won't be available.");
264
  } else {
265
    g_object_set(zathura->ui.session->command_history, "io", zathura->database, NULL);
266
267
  }

268
  /* bookmarks */
269
  zathura->bookmarks.bookmarks = girara_sorted_list_new2((girara_compare_function_t) zathura_bookmarks_compare,
Moritz Lipp's avatar
Moritz Lipp committed
270
                                 (girara_free_function_t) zathura_bookmark_free);
271

272
273
  /* jumplist */

274
275
  int jumplist_size = 20;
  girara_setting_get(zathura->ui.session, "jumplist-size", &jumplist_size);
276

277
278
  zathura->jumplist.max_size = jumplist_size < 0 ? 0 : jumplist_size;
  zathura->jumplist.list = NULL;
279
280
  zathura->jumplist.size = 0;
  zathura->jumplist.cur = NULL;
281
282
283

  /* page cache */

284
285
286
  int cache_size = 0;
  girara_setting_get(zathura->ui.session, "page-cache-size", &cache_size);
  if (cache_size <= 0) {
287
288
    girara_warning("page-cache-size is not positive, using %d instead", ZATHURA_PAGE_CACHE_DEFAULT_SIZE);
    zathura->page_cache.size = ZATHURA_PAGE_CACHE_DEFAULT_SIZE;
289
290
  } else {
    zathura->page_cache.size = cache_size;
291
292
  }

293
294
295
  zathura->page_cache.cache = g_malloc(zathura->page_cache.size * sizeof(int));
  zathura_page_cache_invalidate_all(zathura);

296
  return true;
Moritz Lipp's avatar
Moritz Lipp committed
297
298
299

error_free:

Moritz Lipp's avatar
Moritz Lipp committed
300
  if (zathura->ui.page_widget != NULL) {
301
    g_object_unref(zathura->ui.page_widget);
302
303
  }

Moritz Lipp's avatar
Moritz Lipp committed
304
  if (zathura->ui.page_widget_alignment != NULL) {
305
    g_object_unref(zathura->ui.page_widget_alignment);
306
  }
Moritz Lipp's avatar
Moritz Lipp committed
307

308
  return false;
Moritz Lipp's avatar
Moritz Lipp committed
309
310
311
312
313
314
315
316
317
}

void
zathura_free(zathura_t* zathura)
{
  if (zathura == NULL) {
    return;
  }

Moritz Lipp's avatar
Moritz Lipp committed
318
  document_close(zathura, false);
319

Moritz Lipp's avatar
Moritz Lipp committed
320
321
322
323
  if (zathura->ui.session != NULL) {
    girara_session_destroy(zathura->ui.session);
  }

324
325
326
327
328
329
330
  if (zathura->ui.hadjustment != NULL) {
    g_object_unref(G_OBJECT(zathura->ui.hadjustment));
  }
  if (zathura->ui.vadjustment != NULL) {
    g_object_unref(G_OBJECT(zathura->ui.vadjustment));
  }

331
332
333
334
335
336
  /* stdin support */
  if (zathura->stdin_support.file != NULL) {
    g_unlink(zathura->stdin_support.file);
    g_free(zathura->stdin_support.file);
  }

337
338
339
  /* bookmarks */
  girara_list_free(zathura->bookmarks.bookmarks);

340
  /* database */
Sebastian Ramacher's avatar
Sebastian Ramacher committed
341
342
343
  if (zathura->database != NULL) {
    g_object_unref(G_OBJECT(zathura->database));
  }
344

345
  /* free print settings */
Moritz Lipp's avatar
Moritz Lipp committed
346
  if (zathura->print.settings != NULL) {
347
348
349
350
351
352
    g_object_unref(zathura->print.settings);
  }

  if (zathura->print.page_setup != NULL) {
    g_object_unref(zathura->print.page_setup);
  }
353

Moritz Lipp's avatar
Moritz Lipp committed
354
  /* free registered plugins */
Moritz Lipp's avatar
Moritz Lipp committed
355
  zathura_plugin_manager_free(zathura->plugins.manager);
356
357
358
359

  /* free config variables */
  g_free(zathura->config.config_dir);
  g_free(zathura->config.data_dir);
Moritz Lipp's avatar
Moritz Lipp committed
360

361
362
363
364
365
366
367
368
369
  /* free jumplist */
  if (zathura->jumplist.list != NULL) {
    girara_list_free(zathura->jumplist.list);
  }

  if (zathura->jumplist.cur != NULL) {
    girara_list_iterator_free(zathura->jumplist.cur);
  }

370
371
  g_free(zathura->page_cache.cache);

372
  g_free(zathura);
373
374
}

375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
void
#if (GTK_MAJOR_VERSION == 2)
zathura_set_xid(zathura_t* zathura, GdkNativeWindow xid)
#else
zathura_set_xid(zathura_t* zathura, Window xid)
#endif
{
  g_return_if_fail(zathura != NULL);

  zathura->ui.session->gtk.embed = xid;
}

void
zathura_set_config_dir(zathura_t* zathura, const char* dir)
{
  g_return_if_fail(zathura != NULL);

  if (dir != NULL) {
    zathura->config.config_dir = g_strdup(dir);
  } else {
    gchar* path = girara_get_xdg_path(XDG_CONFIG);
    zathura->config.config_dir = g_build_filename(path, "zathura", NULL);
    g_free(path);
  }
}

void
zathura_set_data_dir(zathura_t* zathura, const char* dir)
{
  if (dir != NULL) {
    zathura->config.data_dir = g_strdup(dir);
  } else {
    gchar* path = girara_get_xdg_path(XDG_DATA);
    zathura->config.data_dir = g_build_filename(path, "zathura", NULL);
    g_free(path);
  }

  g_return_if_fail(zathura != NULL);
}

void
zathura_set_plugin_dir(zathura_t* zathura, const char* dir)
{
  g_return_if_fail(zathura != NULL);
  g_return_if_fail(zathura->plugins.manager != NULL);

  if (dir != NULL) {
    girara_list_t* paths = girara_split_path_array(dir);
    GIRARA_LIST_FOREACH(paths, char*, iter, path)
Moritz Lipp's avatar
Moritz Lipp committed
424
    zathura_plugin_manager_add_dir(zathura->plugins.manager, path);
425
426
427
428
429
430
    GIRARA_LIST_FOREACH_END(paths, char*, iter, path);
    girara_list_free(paths);
  } else {
#ifdef ZATHURA_PLUGINDIR
    girara_list_t* paths = girara_split_path_array(ZATHURA_PLUGINDIR);
    GIRARA_LIST_FOREACH(paths, char*, iter, path)
Moritz Lipp's avatar
Moritz Lipp committed
431
    zathura_plugin_manager_add_dir(zathura->plugins.manager, path);
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
    GIRARA_LIST_FOREACH_END(paths, char*, iter, path);
    girara_list_free(paths);
#endif
  }

}

void
zathura_set_synctex_editor_command(zathura_t* zathura, const char* command)
{
  g_return_if_fail(zathura != NULL);

  if (zathura->synctex.editor != NULL) {
    g_free(zathura->synctex.editor);
  }

  if (command != NULL) {
    zathura->synctex.editor = g_strdup(command);
  } else {
    zathura->synctex.editor = NULL;
  }
}

Moritz Lipp's avatar
Moritz Lipp committed
455
void
456
zathura_set_synctex(zathura_t* zathura, bool value)
Moritz Lipp's avatar
Moritz Lipp committed
457
458
459
460
461
462
463
{
  g_return_if_fail(zathura != NULL);
  g_return_if_fail(zathura->ui.session != NULL);

  girara_setting_set(zathura->ui.session, "synctex", &value);
}

464
465
466
467
468
469
470
471
void
zathura_set_argv(zathura_t* zathura, char** argv)
{
  g_return_if_fail(zathura != NULL);

  zathura->global.arguments = argv;
}

472
473
474
475
476
477
478
479
static gchar*
prepare_document_open_from_stdin(zathura_t* zathura)
{
  g_return_val_if_fail(zathura, NULL);

  GError* error = NULL;
  gchar* file = NULL;
  gint handle = g_file_open_tmp("zathura.stdin.XXXXXX", &file, &error);
Moritz Lipp's avatar
Moritz Lipp committed
480
  if (handle == -1) {
481
482
483
484
    if (error != NULL) {
      girara_error("Can not create temporary file: %s", error->message);
      g_error_free(error);
    }
485
486
487
488
489
    return NULL;
  }

  // read from stdin and dump to temporary file
  int stdinfno = fileno(stdin);
Moritz Lipp's avatar
Moritz Lipp committed
490
  if (stdinfno == -1) {
491
492
493
494
495
496
497
498
499
    girara_error("Can not read from stdin.");
    close(handle);
    g_unlink(file);
    g_free(file);
    return NULL;
  }

  char buffer[BUFSIZ];
  ssize_t count = 0;
Moritz Lipp's avatar
Moritz Lipp committed
500
501
  while ((count = read(stdinfno, buffer, BUFSIZ)) > 0) {
    if (write(handle, buffer, count) != count) {
502
503
504
505
506
507
508
      girara_error("Can not write to temporary file: %s", file);
      close(handle);
      g_unlink(file);
      g_free(file);
      return NULL;
    }
  }
Moritz Lipp's avatar
Moritz Lipp committed
509

510
511
  close(handle);

Moritz Lipp's avatar
Moritz Lipp committed
512
  if (count != 0) {
513
514
515
516
517
518
519
520
521
    girara_error("Can not read from stdin.");
    g_unlink(file);
    g_free(file);
    return NULL;
  }

  return file;
}

522
static gboolean
Moritz Lipp's avatar
Update    
Moritz Lipp committed
523
524
525
526
527
document_info_open(gpointer data)
{
  zathura_document_info_t* document_info = data;
  g_return_val_if_fail(document_info != NULL, FALSE);

528
  if (document_info->zathura != NULL && document_info->path != NULL) {
529
530
531
532
533
    char* file = NULL;
    if (g_strcmp0(document_info->path, "-") == 0) {
      file = prepare_document_open_from_stdin(document_info->zathura);
      if (file == NULL) {
        girara_notify(document_info->zathura->ui.session, GIRARA_ERROR,
Moritz Lipp's avatar
Moritz Lipp committed
534
                      "Could not read file from stdin and write it to a temporary file.");
535
536
      } else {
        document_info->zathura->stdin_support.file = g_strdup(file);
537
538
539
540
541
542
      }
    } else {
      file = g_strdup(document_info->path);
    }

    if (file != NULL) {
543
544
      document_open(document_info->zathura, file, document_info->password,
                    document_info->page_number);
545
546
      g_free(file);
    }
Moritz Lipp's avatar
Update    
Moritz Lipp committed
547
548
  }

549
  g_free(document_info);
Moritz Lipp's avatar
Update    
Moritz Lipp committed
550
  return FALSE;
551
552
}

Moritz Lipp's avatar
Moritz Lipp committed
553
bool
554
555
document_open(zathura_t* zathura, const char* path, const char* password,
              int page_number)
Moritz Lipp's avatar
Moritz Lipp committed
556
{
557
  if (zathura == NULL || zathura->plugins.manager == NULL || path == NULL) {
558
    goto error_out;
Moritz Lipp's avatar
Moritz Lipp committed
559
560
  }

561
  gchar* file_uri = NULL;
562
563
  zathura_error_t error = ZATHURA_ERROR_OK;
  zathura_document_t* document = zathura_document_open(zathura->plugins.manager, path, password, &error);
Moritz Lipp's avatar
Moritz Lipp committed
564

Moritz Lipp's avatar
Moritz Lipp committed
565
  if (document == NULL) {
566
567
568
569
570
571
572
573
    if (error == ZATHURA_ERROR_INVALID_PASSWORD) {
      zathura_password_dialog_info_t* password_dialog_info = malloc(sizeof(zathura_password_dialog_info_t));
      if (password_dialog_info != NULL) {
        password_dialog_info->zathura = zathura;

        if (path != NULL) {
          password_dialog_info->path = g_strdup(path);
          girara_dialog(zathura->ui.session, "Enter password:", true, NULL,
Moritz Lipp's avatar
Moritz Lipp committed
574
                        (girara_callback_inputbar_activate_t) cb_password_dialog, password_dialog_info);
575
576
577
578
579
580
581
          goto error_out;
        } else {
          free(password_dialog_info);
        }
      }
      goto error_out;
    }
Moritz Lipp's avatar
Moritz Lipp committed
582
583
584
    if (error == ZATHURA_ERROR_OK ) {
      girara_notify(zathura->ui.session, GIRARA_ERROR, _("Unsupported file type. Please install the necessary plugin."));
    }
585
    goto error_out;
Moritz Lipp's avatar
Moritz Lipp committed
586
587
  }

588
589
  const char* file_path        = zathura_document_get_path(document);
  unsigned int number_of_pages = zathura_document_get_number_of_pages(document);
590

591
592
593
594
595
596
  if (number_of_pages == 0) {
    girara_notify(zathura->ui.session, GIRARA_WARNING,
        _("Document does not contain any pages"));
    goto error_free;
  }

597
  /* read history file */
598
  zathura_fileinfo_t file_info = { 0, 0, 1, 0, 0, 0, 0, 0 };
599
  bool known_file = zathura_db_get_fileinfo(zathura->database, file_path, &file_info);
600

Moritz Lipp's avatar
Moritz Lipp committed
601
  /* set page offset */
602
  zathura_document_set_page_offset(document, file_info.page_offset);
603

604
  /* check for valid scale value */
605
  if (file_info.scale <= FLT_EPSILON) {
606
607
    girara_warning("document info: '%s' has non positive scale", file_path);
    zathura_document_set_scale(document, 1);
608
  } else {
609
    zathura_document_set_scale(document, file_info.scale);
610
611
612
  }

  /* check current page number */
613
614
615
616
617
618
  /* if it wasn't specified on the command-line, get it from file_info */
  if (page_number == ZATHURA_PAGE_NUMBER_UNSPECIFIED)
    page_number = file_info.current_page;
  if (page_number < 0)
    page_number += number_of_pages;
  if ((unsigned)page_number > number_of_pages) {
619
620
    girara_warning("document info: '%s' has an invalid page number", file_path);
    zathura_document_set_current_page_number(document, 0);
621
  } else {
622
    zathura_document_set_current_page_number(document, page_number);
623
624
625
  }

  /* check for valid rotation */
626
  if (file_info.rotation % 90 != 0) {
627
628
629
    girara_warning("document info: '%s' has an invalid rotation", file_path);
    zathura_document_set_rotation(document, 0);
  } else {
630
    zathura_document_set_rotation(document, file_info.rotation % 360);
631
632
633
634
635
636
637
638
639
640
641
  }

  /* jump to first page if setting enabled */
  bool always_first_page = false;
  girara_setting_get(zathura->ui.session, "open-first-page", &always_first_page);
  if (always_first_page == true) {
    zathura_document_set_current_page_number(document, 0);
  }

  /* apply open adjustment */
  char* adjust_open = "best-fit";
642
  if (known_file == false && girara_setting_get(zathura->ui.session, "adjust-open", &(adjust_open)) == true) {
643
644
645
646
647
648
649
650
    if (g_strcmp0(adjust_open, "best-fit") == 0) {
      zathura_document_set_adjust_mode(document, ZATHURA_ADJUST_BESTFIT);
    } else if (g_strcmp0(adjust_open, "width") == 0) {
      zathura_document_set_adjust_mode(document, ZATHURA_ADJUST_WIDTH);
    } else {
      zathura_document_set_adjust_mode(document, ZATHURA_ADJUST_NONE);
    }
    g_free(adjust_open);
651
652
  } else {
    zathura_document_set_adjust_mode(document, ZATHURA_ADJUST_NONE);
653
654
  }

655
656
657
658
659
  /* initialize bisect state */
  zathura->bisect.start = 0;
  zathura->bisect.last_jump = zathura_document_get_current_page_number(document);
  zathura->bisect.end = number_of_pages - 1;

660
  /* update statusbar */
661
662
663
664
665
  bool basename_only = false;
  girara_setting_get(zathura->ui.session, "statusbar-basename", &basename_only);
  if (basename_only == false) {
    girara_statusbar_item_set_text(zathura->ui.session, zathura->ui.statusbar.file, file_path);
  } else {
666
    girara_statusbar_item_set_text(zathura->ui.session, zathura->ui.statusbar.file, zathura_document_get_basename(document));
667
  }
668

Moritz Lipp's avatar
Moritz Lipp committed
669
  /* install file monitor */
670
  file_uri = g_filename_to_uri(file_path, NULL, NULL);
Moritz Lipp's avatar
Moritz Lipp committed
671
672
673
674
675
  if (file_uri == NULL) {
    goto error_free;
  }

  if (zathura->file_monitor.file == NULL) {
676
677
678
679
    zathura->file_monitor.file = g_file_new_for_uri(file_uri);
    if (zathura->file_monitor.file == NULL) {
      goto error_free;
    }
Moritz Lipp's avatar
Moritz Lipp committed
680
681
682
  }

  if (zathura->file_monitor.monitor == NULL) {
683
684
685
686
687
    zathura->file_monitor.monitor = g_file_monitor_file(zathura->file_monitor.file, G_FILE_MONITOR_NONE, NULL, NULL);
    if (zathura->file_monitor.monitor == NULL) {
      goto error_free;
    }
    g_signal_connect(G_OBJECT(zathura->file_monitor.monitor), "changed", G_CALLBACK(cb_file_monitor), zathura->ui.session);
Moritz Lipp's avatar
Moritz Lipp committed
688
689
690
  }

  if (zathura->file_monitor.file_path == NULL) {
691
    zathura->file_monitor.file_path = g_strdup(file_path);
692
693
694
    if (zathura->file_monitor.file_path == NULL) {
      goto error_free;
    }
Moritz Lipp's avatar
Moritz Lipp committed
695
696
  }

697
  if (password != NULL) {
698
    g_free(zathura->file_monitor.password);
699
    zathura->file_monitor.password = g_strdup(password);
Moritz Lipp's avatar
Moritz Lipp committed
700
701
702
703
704
    if (zathura->file_monitor.password == NULL) {
      goto error_free;
    }
  }

Moritz Lipp's avatar
Moritz Lipp committed
705
706
707
708
709
710
  /* create marks list */
  zathura->global.marks = girara_list_new2((girara_free_function_t) mark_free);
  if (zathura->global.marks == NULL) {
    goto error_free;
  }

Moritz Lipp's avatar
Moritz Lipp committed
711
  zathura->document = document;
Moritz Lipp's avatar
Moritz Lipp committed
712

713
714
715
716
717
718
719
  /* threads */
  zathura->sync.render_thread = zathura_renderer_new(zathura);

  if (zathura->sync.render_thread == NULL) {
    goto error_free;
  }

Sebastian Ramacher's avatar
Sebastian Ramacher committed
720
  /* set up recolor info in ZathuraRenderer */
721
722
723
724
725
726
727
728
729
  char* recolor_dark = NULL;
  char* recolor_light = NULL;
  girara_setting_get(zathura->ui.session, "recolor-darkcolor", &recolor_dark);
  girara_setting_get(zathura->ui.session, "recolor-lightcolor", &recolor_light);
  zathura_renderer_set_recolor_colors_str(zathura->sync.render_thread,
      recolor_light, recolor_dark);
  g_free(recolor_dark);
  g_free(recolor_light);

730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
  /* create blank pages */
  zathura->pages = calloc(number_of_pages, sizeof(GtkWidget*));
  if (zathura->pages == NULL) {
    goto error_free;
  }

  for (unsigned int page_id = 0; page_id < number_of_pages; page_id++) {
    zathura_page_t* page = zathura_document_get_page(document, page_id);
    if (page == NULL) {
      goto error_free;
    }

    GtkWidget* page_widget = zathura_page_widget_new(zathura, page);
    if (page_widget == NULL) {
      goto error_free;
    }

    zathura->pages[page_id] = page_widget;

    /* set widget size */
    unsigned int page_height = 0;
    unsigned int page_width  = 0;
    page_calc_height_width(page, &page_height, &page_width, true);

    gtk_widget_set_size_request(page_widget, page_width, page_height);
  }

757
  /* view mode */
758
  int pages_per_row = 1;
759
  int first_page_column = 1;
760
761
762
763
764
  if (file_info.pages_per_row > 0) {
    pages_per_row = file_info.pages_per_row;
  } else {
    girara_setting_get(zathura->ui.session, "pages-per-row", &pages_per_row);
  }
Moritz Lipp's avatar
Moritz Lipp committed
765

766
767
768
769
770
771
  if (file_info.first_page_column > 0) {
    first_page_column = file_info.first_page_column;
  } else {
    girara_setting_get(zathura->ui.session, "first-page-column", &first_page_column);
  }

Moritz Lipp's avatar
Moritz Lipp committed
772
  girara_setting_set(zathura->ui.session, "pages-per-row", &pages_per_row);
773
774
  girara_setting_set(zathura->ui.session, "first-page-column", &first_page_column);
  page_widget_set_mode(zathura, pages_per_row, first_page_column);
Moritz Lipp's avatar
Moritz Lipp committed
775

776
  girara_set_view(zathura->ui.session, zathura->ui.page_widget_alignment);
Moritz Lipp's avatar
Moritz Lipp committed
777

778
  for (unsigned int page_id = 0; page_id < number_of_pages; page_id++) {
779
    gtk_widget_realize(zathura->pages[page_id]);
780
  }
Moritz Lipp's avatar
Moritz Lipp committed
781

782
  /* bookmarks */
783
  zathura_bookmarks_load(zathura, file_path);
784

785
786
787
788
789
  /* jumplist */
  if (zathura_jumplist_load(zathura, file_path) == false) {
    zathura->jumplist.list = girara_list_new2(g_free);
  }

Moritz Lipp's avatar
Moritz Lipp committed
790
  /* update title */
791
  basename_only = false;
792
793
794
795
  girara_setting_get(zathura->ui.session, "window-title-basename", &basename_only);
  if (basename_only == false) {
    girara_set_window_title(zathura->ui.session, file_path);
  } else {
796
    girara_set_window_title(zathura->ui.session, zathura_document_get_basename(document));
797
  }
Moritz Lipp's avatar
Moritz Lipp committed
798

799
  g_free(file_uri);
Moritz Lipp's avatar
Moritz Lipp committed
800

801
  /* adjust window */
802
  girara_argument_t argument = { zathura_document_get_adjust_mode(document), NULL };
803
804
  sc_adjust_window(zathura->ui.session, &argument, NULL, 0);

805
806
  /* set position */
  if (file_info.position_x != 0 || file_info.position_y != 0) {
Moritz Lipp's avatar
Moritz Lipp committed
807
    position_set_delayed(zathura, file_info.position_x, file_info.position_y);
808
809
810
811
812
  } else {
    page_set_delayed(zathura, zathura_document_get_current_page_number(document));
    cb_view_vadjustment_value_changed(NULL, zathura);
  }

813
814
815
  /* Invalidate all current entries in the page cache */
  zathura_page_cache_invalidate_all(zathura);

Moritz Lipp's avatar
Moritz Lipp committed
816
  return true;
817
818
819

error_free:

Moritz Lipp's avatar
Moritz Lipp committed
820
821
822
823
  if (file_uri != NULL) {
    g_free(file_uri);
  }

824
825
826
827
828
  zathura_document_free(document);

error_out:

  return false;
Moritz Lipp's avatar
Moritz Lipp committed
829
830
}

831
void
832
833
document_open_idle(zathura_t* zathura, const char* path, const char* password,
                   int page_number)
834
835
836
837
838
839
840
{
  if (zathura == NULL || path == NULL) {
    return;
  }

  zathura_document_info_t* document_info = g_malloc0(sizeof(zathura_document_info_t));

841
842
843
844
  document_info->zathura     = zathura;
  document_info->path        = path;
  document_info->password    = password;
  document_info->page_number = page_number;
845
846
847
848

  gdk_threads_add_idle(document_info_open, document_info);
}

849
850
851
852
853
854
855
856
bool
document_save(zathura_t* zathura, const char* path, bool overwrite)
{
  g_return_val_if_fail(zathura, false);
  g_return_val_if_fail(zathura->document, false);
  g_return_val_if_fail(path, false);

  gchar* file_path = girara_fix_path(path);
857
858
859
860
861
862
863
864
865
  /* use current basename if path points to a directory  */
  if (g_file_test(file_path, G_FILE_TEST_IS_DIR) == TRUE) {
    char* basename = g_path_get_basename(zathura_document_get_path(zathura->document));
    char* tmp = file_path;
    file_path = g_strconcat(file_path, "/", basename, NULL);
    g_free(tmp);
    g_free(basename);
  }

Moritz Lipp's avatar
Moritz Lipp committed
866
  if ((overwrite == false) && g_file_test(file_path, G_FILE_TEST_EXISTS)) {
867
    girara_error("File already exists: %s. Use :write! to overwrite it.", file_path);
868
    g_free(file_path);
869
870
871
    return false;
  }

872
  zathura_error_t error = zathura_document_save_as(zathura->document, file_path);
873
  g_free(file_path);
874

875
  return (error == ZATHURA_ERROR_OK) ? true : false;
876
877
}

Pavel Borzenkov's avatar
Pavel Borzenkov committed
878
879
880
static void
remove_page_from_table(GtkWidget* page, gpointer permanent)
{
Moritz Lipp's avatar
Moritz Lipp committed
881
  if (permanent == false) {
Pavel Borzenkov's avatar
Pavel Borzenkov committed
882
883
884
    g_object_ref(G_OBJECT(page));
  }

885
  gtk_container_remove(GTK_CONTAINER(gtk_widget_get_parent(page)), page);
Pavel Borzenkov's avatar
Pavel Borzenkov committed
886
887
}

Moritz Lipp's avatar
Moritz Lipp committed
888
bool
Moritz Lipp's avatar
Moritz Lipp committed
889
document_close(zathura_t* zathura, bool keep_monitor)
Moritz Lipp's avatar
Moritz Lipp committed
890
{
Moritz Lipp's avatar
Moritz Lipp committed
891
  if (zathura == NULL || zathura->document == NULL) {
Moritz Lipp's avatar
Moritz Lipp committed
892
893
894
    return false;
  }

895
896
897
  /* stop rendering */
  zathura_renderer_stop(zathura->sync.render_thread);

Moritz Lipp's avatar
Moritz Lipp committed
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
  /* remove monitor */
  if (keep_monitor == false) {
    if (zathura->file_monitor.monitor != NULL) {
      g_file_monitor_cancel(zathura->file_monitor.monitor);
      g_object_unref(zathura->file_monitor.monitor);
      zathura->file_monitor.monitor = NULL;
    }

    if (zathura->file_monitor.file != NULL) {
      g_object_unref(zathura->file_monitor.file);
      zathura->file_monitor.file = NULL;
    }

    if (zathura->file_monitor.file_path != NULL) {
      g_free(zathura->file_monitor.file_path);
      zathura->file_monitor.file_path = NULL;
    }

    if (zathura->file_monitor.password != NULL) {
      g_free(zathura->file_monitor.password);
      zathura->file_monitor.password = NULL;
    }
  }

Moritz Lipp's avatar
Moritz Lipp committed
922
923
924
925
926
927
  /* remove marks */
  if (zathura->global.marks != NULL) {
    girara_list_free(zathura->global.marks);
    zathura->global.marks = NULL;
  }

928
929
  /* store file information */
  const char* path = zathura_document_get_path(zathura->document);
930

931
  zathura_fileinfo_t file_info = { 0, 0, 1, 0, 1, 1, 0, 0 };
932
933
934
935
936
  file_info.current_page = zathura_document_get_current_page_number(zathura->document);
  file_info.page_offset  = zathura_document_get_page_offset(zathura->document);
  file_info.scale        = zathura_document_get_scale(zathura->document);
  file_info.rotation     = zathura_document_get_rotation(zathura->document);

937
  girara_setting_get(zathura->ui.session, "pages-per-row", &(file_info.pages_per_row));
938
  girara_setting_get(zathura->ui.session, "first-page-column", &(file_info.first_page_column));
939
940
941
942
943
944
945
946
947
948

  /* get position */
  GtkScrolledWindow *window = GTK_SCROLLED_WINDOW(zathura->ui.session->gtk.view);
  GtkAdjustment* vadjustment = gtk_scrolled_window_get_vadjustment(window);
  GtkAdjustment* hadjustment = gtk_scrolled_window_get_hadjustment(window);

  file_info.position_x = gtk_adjustment_get_value(hadjustment);
  file_info.position_y = gtk_adjustment_get_value(vadjustment);

  /* save file info */
949
  zathura_db_set_fileinfo(zathura->database, path, &file_info);
Sebastian Ramacher's avatar
Sebastian Ramacher committed
950

951
952
953
954
955
956
957
958
  /* save jumplist */
  zathura_db_save_jumplist(zathura->database, path, zathura->jumplist.list);
  girara_list_iterator_free(zathura->jumplist.cur);
  zathura->jumplist.cur = NULL;
  girara_list_free(zathura->jumplist.list);
  zathura->jumplist.list = NULL;
  zathura->jumplist.size = 0;

959
  /* release render thread */
960
  g_object_unref(zathura->sync.render_thread);
Pavel Borzenkov's avatar
Pavel Borzenkov committed
961
962
  zathura->sync.render_thread = NULL;

963
  /* remove widgets */
964
  gtk_container_foreach(GTK_CONTAINER(zathura->ui.page_widget), remove_page_from_table, (gpointer) 1);
Moritz Lipp's avatar
Moritz Lipp committed
965
966
  for (unsigned int i = 0; i < zathura_document_get_number_of_pages(zathura->document); i++) {
    g_object_unref(zathura->pages[i]);
967
    g_object_unref(zathura->pages[i]); // FIXME
Moritz Lipp's avatar
Moritz Lipp committed
968
  }
969
970
  free(zathura->pages);
  zathura->pages = NULL;
Moritz Lipp's avatar
Moritz Lipp committed
971

972
  /* remove document */
Moritz Lipp's avatar
Moritz Lipp committed
973
  zathura_document_free(zathura->document);
Pavel Borzenkov's avatar
Pavel Borzenkov committed
974
975
  zathura->document = NULL;

976
977
978
979
980
981
  /* remove index */
  if (zathura->ui.index != NULL) {
    g_object_ref_sink(zathura->ui.index);
    zathura->ui.index = NULL;
  }

982
  gtk_widget_hide(zathura->ui.page_widget);
983
984
985
986

  statusbar_page_number_update(zathura);

  if (zathura->ui.session != NULL && zathura->ui.statusbar.file != NULL) {
Sebastian Ramacher's avatar
Sebastian Ramacher committed
987
    girara_statusbar_item_set_text(zathura->ui.session, zathura->ui.statusbar.file, _("[No name]"));
988
  }
Moritz Lipp's avatar
Moritz Lipp committed
989

Moritz Lipp's avatar
Moritz Lipp committed
990
991
992
  /* update title */
  girara_set_window_title(zathura->ui.session, "zathura");

Moritz Lipp's avatar
Moritz Lipp committed
993
994
995
  return true;
}

996
static gboolean
Sebastian Ramacher's avatar
Sebastian Ramacher committed
997
998
page_set_delayed_impl(gpointer data)
{
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
  page_set_delayed_t* p = data;
  page_set(p->zathura, p->page);

  g_free(p);
  return FALSE;
}

bool
page_set_delayed(zathura_t* zathura, unsigned int page_id)
{
1009
1010
  if (zathura == NULL || zathura->document == NULL ||
      (page_id >= zathura_document_get_number_of_pages(zathura->document))) {
1011
1012
1013
1014
1015
1016
    return false;
  }

  page_set_delayed_t* p = g_malloc(sizeof(page_set_delayed_t));
  p->zathura = zathura;
  p->page = page_id;
1017
  gdk_threads_add_idle(page_set_delayed_impl, p);
1018
1019
1020
  return true;
}

Moritz Lipp's avatar
Moritz Lipp committed
1021
bool
Moritz Lipp's avatar
Moritz Lipp committed
1022
page_set(zathura_t* zathura, unsigned int page_id)
Moritz Lipp's avatar
Moritz Lipp committed
1023
{
1024
  if (zathura == NULL || zathura->document == NULL) {
Moritz Lipp's avatar
Moritz Lipp committed
1025
    goto error_out;
Moritz Lipp's avatar
Moritz Lipp committed
1026
1027
  }

1028
  /* render page */
1029
  zathura_page_t* page = zathura_document_get_page(zathura->document, page_id);
Moritz Lipp's avatar
Moritz Lipp committed
1030

Moritz Lipp's avatar
Moritz Lipp committed
1031
  if (page == NULL) {
1032
1033
1034
    goto error_out;
  }

1035
  zathura_document_set_current_page_number(zathura->document, page_id);
1036
  zathura->global.update_page_number = false;
1037

1038
  page_offset_t offset;
1039
  page_calculate_offset(zathura, page, &offset);
Moritz Lipp's avatar
Moritz Lipp committed
1040

Moritz Lipp's avatar
Moritz Lipp committed
1041
  GtkAdjustment* view_vadjustment = gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(zathura->ui.session->gtk.view));
Moritz Lipp's avatar
Moritz Lipp committed
1042
  GtkAdjustment* view_hadjustment = gtk_scrolled_window_get_hadjustment(GTK_SCROLLED_WINDOW(zathura->ui.session->gtk.view));
1043
1044
  zathura_adjustment_set_value(view_hadjustment, offset.x);
  zathura_adjustment_set_value(view_vadjustment, offset.y);
1045

1046
1047
1048
  /* refresh horizontal adjustment, to honor zoom-center */
  cb_view_hadjustment_changed(view_hadjustment, zathura);

Moritz Lipp's avatar
Moritz Lipp committed
1049
1050
  statusbar_page_number_update(zathura);

Moritz Lipp's avatar
Moritz Lipp committed
1051
  return true;
Moritz Lipp's avatar
Moritz Lipp committed
1052
1053
1054
1055

error_out:

  return false;
Moritz Lipp's avatar
Moritz Lipp committed
1056
1057
}