initial bookmarks implementation

bookmarks.c

+/* See LICENSE file for license and copyright information */
+
+#include <string.h>
+#include "bookmarks.h"
+
+zathura_bookmark_t*
+zathura_bookmark_add(zathura_t* zathura, const gchar* id, unsigned int page)
+{
+  g_return_val_if_fail(zathura && zathura->bookmarks.bookmarks, NULL);
+  g_return_val_if_fail(id, NULL);
+
+  GIRARA_LIST_FOREACH(zathura->bookmarks.bookmarks, zathura_bookmark_t*, iter, bookmark)
+    if (strcmp(bookmark->id, id) == 0)
+    {
+      girara_list_iterator_free(iter);
+      return NULL;
+    }
+  GIRARA_LIST_FOREACH_END(zathura->bookmarks.bookmarks, zathura_bookmark_t*, iter, bookmark)
+
+  zathura_bookmark_t* bookmark = g_malloc0(sizeof(zathura_bookmark_t));
+  bookmark->id = g_strdup(id);
+  bookmark->page = page;
+  girara_list_append(zathura->bookmarks.bookmarks, bookmark);
+  
+  return bookmark;
+}
+
+void zathura_bookmark_remove(zathura_t* zathura, const gchar* id)
+{
+  g_return_if_fail(zathura && zathura->bookmarks.bookmarks);
+  g_return_if_fail(id);
+
+  zathura_bookmark_t* bookmark = zathura_bookmark_get(zathura, id);
+  if (bookmark)
+  {
+      girara_list_remove(zathura->bookmarks.bookmarks, bookmark);
+  }
+}
+
+zathura_bookmark_t* zathura_bookmark_get(zathura_t* zathura, const gchar* id)
+{
+  g_return_val_if_fail(zathura && zathura->bookmarks.bookmarks, NULL);
+  g_return_val_if_fail(id, NULL);
+
+  GIRARA_LIST_FOREACH(zathura->bookmarks.bookmarks, zathura_bookmark_t*, iter, bookmark)
+    if (strcmp(bookmark->id, id) == 0)
+    {
+      girara_list_iterator_free(iter);
+      return bookmark;
+    }
+  GIRARA_LIST_FOREACH_END(zathura->bookmarks.bookmarks, zathura_bookmark_t*, iter, bookmark)
+
+  return NULL;
+}
+
+void zathura_bookmark_free(zathura_bookmark_t* bookmark)
+{
+  if (!bookmark)
+  {
+    return;
+  }
+
+  g_free(bookmark->id);
+  g_free(bookmark);
+}
+

bookmarks.h

+/* See LICENSE file for license and copyright information */
+
+#ifndef BOOKMARKS_H
+#define BOOKMARKS_H
+
+#include <stdbool.h>
+#include "zathura.h"
+
+struct zathura_bookmark_s
+{
+  gchar* id;
+  unsigned int page;
+};
+
+typedef struct zathura_bookmark_s zathura_bookmark_t;
+
+zathura_bookmark_t* zathura_bookmark_add(zathura_t* zathura, const gchar* id, unsigned int page);
+
+void zathura_bookmark_remove(zathura_t* zathura, const gchar* id);
+
+zathura_bookmark_t* zathura_bookmark_get(zathura_t* zathura, const gchar* id);
+
+void zathura_bookmark_free(zathura_bookmark_t* bookmark);
+
+bool zathura_bookmarks_load(zathura_t* zathura, const gchar* file);
+
+bool zathura_bookmarks_save(zathura_t* zathura, const gchar* file);
+
+#endif // BOOKMARKS_H

zathura.c

@@ -4,6 +4,7 @@
 
 #include <girara.h>
 
+#include "bookmarks.h"
 #include "callbacks.h"
 #include "config.h"
 #include "document.h"
@@ -189,6 +190,10 @@ zathura_init(int argc, char* argv[])
     free(string_value);
   }
 
+  /* bookmarks */
+  zathura->bookmarks.bookmarks = girara_list_new();
+  girara_list_set_free_function(zathura->bookmarks.bookmarks, (girara_free_function_t) zathura_bookmark_free);
+
   /* open document if passed */
   if (argc > 1) {
     zathura_document_info_t* document_info = malloc(sizeof(zathura_document_info_t));
@@ -231,6 +236,9 @@ zathura_free(zathura_t* zathura)
 
   document_close(zathura);
 
+  /* bookmarks */
+  girara_list_free(zathura->bookmarks.bookmarks);
+
   /* free print settings */
   g_object_unref(zathura->print.settings);
   g_object_unref(zathura->print.page_setup);

zathura.h

@@ -84,6 +84,12 @@ typedef struct zathura_s
 		girara_mode_t insert; /**> Insert mode */
 	} modes;
 
+  struct
+  {
+    gchar* file; /**> bookmarks file */
+    girara_list_t* bookmarks; /**> bookmarks */
+  } bookmarks;
+
   zathura_document_t* document; /**> The current document */
 } zathura_t;