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-rw-r--r--embed/ephy-favicon-cache.c367
1 files changed, 367 insertions, 0 deletions
diff --git a/embed/ephy-favicon-cache.c b/embed/ephy-favicon-cache.c
new file mode 100644
index 000000000..fd3c4192b
--- /dev/null
+++ b/embed/ephy-favicon-cache.c
@@ -0,0 +1,367 @@
+/*
+ * Copyright (C) 2002 Jorn Baayen <jorn@nl.linux.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#include <libgnomevfs/gnome-vfs-uri.h>
+#include <libxml/tree.h>
+#include <string.h>
+#include <gtk/gtktoolbar.h>
+#include <gtk/gtkstock.h>
+#include <sys/stat.h>
+
+#include "ephy-embed-persist.h"
+#include "ephy-file-helpers.h"
+#include "ephy-favicon-cache.h"
+
+static void ephy_favicon_cache_class_init (EphyFaviconCacheClass *klass);
+static void ephy_favicon_cache_init (EphyFaviconCache *ma);
+static void ephy_favicon_cache_finalize (GObject *object);
+static void ephy_favicon_cache_insert (EphyFaviconCache *cache,
+ const char *url,
+ const char *pixbuf_location);
+static char *ephy_favicon_cache_dest (EphyFaviconCache *cache,
+ const char *url);
+static void favicon_download_completed_cb (EphyEmbedPersist *persist,
+ EphyFaviconCache *cache);
+
+struct EphyFaviconCachePrivate
+{
+ char *directory;
+
+ GdkPixbuf *default_pixbuf;
+ EphyHistory *history;
+};
+
+enum
+{
+ CHANGED,
+ LAST_SIGNAL
+};
+
+enum
+{
+ PROP_0,
+ PROP_HISTORY
+};
+
+enum
+{
+ EPHY_NODE_PAGE_PROP_FAVICON = 100
+};
+
+static guint ephy_favicon_cache_signals[LAST_SIGNAL] = { 0 };
+
+static GObjectClass *parent_class = NULL;
+
+GType
+ephy_favicon_cache_get_type (void)
+{
+ static GType ephy_favicon_cache_type = 0;
+
+ if (ephy_favicon_cache_type == 0)
+ {
+ static const GTypeInfo our_info =
+ {
+ sizeof (EphyFaviconCacheClass),
+ NULL,
+ NULL,
+ (GClassInitFunc) ephy_favicon_cache_class_init,
+ NULL,
+ NULL,
+ sizeof (EphyFaviconCache),
+ 0,
+ (GInstanceInitFunc) ephy_favicon_cache_init
+ };
+
+ ephy_favicon_cache_type = g_type_register_static (G_TYPE_OBJECT,
+ "EphyFaviconCache",
+ &our_info, 0);
+ }
+
+ return ephy_favicon_cache_type;
+}
+
+static void
+ephy_favicon_cache_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ EphyFaviconCache *cache = EPHY_FAVICON_CACHE (object);
+
+ switch (prop_id)
+ {
+ case PROP_HISTORY:
+ cache->priv->history = g_value_get_object (value);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+ephy_favicon_cache_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ EphyFaviconCache *cache = EPHY_FAVICON_CACHE (object);
+
+ switch (prop_id)
+ {
+ case PROP_HISTORY:
+ g_value_set_object (value, cache->priv->history);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+static void
+ephy_favicon_cache_class_init (EphyFaviconCacheClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+ parent_class = g_type_class_peek_parent (klass);
+
+ object_class->finalize = ephy_favicon_cache_finalize;
+ object_class->set_property = ephy_favicon_cache_set_property;
+ object_class->get_property = ephy_favicon_cache_get_property;
+
+ g_object_class_install_property (object_class,
+ PROP_HISTORY,
+ g_param_spec_object ("History",
+ "Source history",
+ "Source history",
+ EPHY_HISTORY_TYPE,
+ G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
+
+
+ ephy_favicon_cache_signals[CHANGED] =
+ g_signal_new ("changed",
+ G_OBJECT_CLASS_TYPE (object_class),
+ G_SIGNAL_RUN_LAST,
+ G_STRUCT_OFFSET (EphyFaviconCacheClass, changed),
+ NULL, NULL,
+ g_cclosure_marshal_VOID__STRING,
+ G_TYPE_NONE,
+ 1,
+ G_TYPE_STRING);
+}
+
+static void
+ephy_favicon_cache_init (EphyFaviconCache *cache)
+{
+ GtkWidget *dummy;
+
+ cache->priv = g_new0 (EphyFaviconCachePrivate, 1);
+
+ cache->priv->directory = g_build_filename (ephy_dot_dir (),
+ "favicon_cache/",
+ NULL);
+
+ if (g_file_test (cache->priv->directory, G_FILE_TEST_IS_DIR) == FALSE)
+ {
+ if (g_file_test (cache->priv->directory, G_FILE_TEST_EXISTS))
+ {
+ g_error ("Please remove %s to continue.", cache->priv->directory);
+ }
+
+ if (mkdir (cache->priv->directory, 488) != 0)
+ {
+ g_error ("Couldn't mkdir %s.", cache->priv->directory);
+ }
+ }
+
+ dummy = gtk_toolbar_new ();
+ cache->priv->default_pixbuf = gtk_widget_render_icon (dummy,
+ GTK_STOCK_JUMP_TO,
+ GTK_ICON_SIZE_MENU, NULL);
+ gtk_widget_destroy (dummy);
+}
+
+static void
+ephy_favicon_cache_finalize (GObject *object)
+{
+ EphyFaviconCache *cache;
+
+ g_return_if_fail (object != NULL);
+ g_return_if_fail (EPHY_IS_FAVICON_CACHE (object));
+
+ cache = EPHY_FAVICON_CACHE (object);
+
+ g_return_if_fail (cache->priv != NULL);
+
+ g_object_unref (G_OBJECT (cache->priv->default_pixbuf));
+
+ g_object_unref (cache->priv->history);
+
+ g_free (cache->priv->directory);
+
+ g_free (cache->priv);
+
+ G_OBJECT_CLASS (parent_class)->finalize (object);
+}
+
+EphyFaviconCache *
+ephy_favicon_cache_new (EphyHistory *history)
+{
+ EphyFaviconCache *cache;
+
+ cache = EPHY_FAVICON_CACHE (g_object_new (EPHY_TYPE_FAVICON_CACHE,
+ "History", history,
+ NULL));
+
+ g_return_val_if_fail (cache->priv != NULL, NULL);
+
+ return cache;
+}
+
+GdkPixbuf *
+ephy_favicon_cache_lookup (EphyFaviconCache *cache,
+ const char *url)
+{
+ GdkPixbuf *ret;
+
+ g_return_val_if_fail (EPHY_IS_FAVICON_CACHE (cache), NULL);
+
+ if (url == NULL)
+ {
+ return cache->priv->default_pixbuf;
+ }
+
+ ret = ephy_favicon_cache_lookup_direct (cache, url);
+
+ if (ret == NULL)
+ {
+ return cache->priv->default_pixbuf;
+ }
+
+ return ret;
+}
+
+GdkPixbuf *
+ephy_favicon_cache_lookup_direct (EphyFaviconCache *cache,
+ const char *cache_url)
+{
+ GdkPixbuf *pixbuf;
+ EphyNode *node;
+ const char *pix_file;
+
+ node = ephy_history_get_page (cache->priv->history, cache_url);
+ if (node == NULL) return NULL;
+
+ pix_file = ephy_node_get_property_string
+ (node, EPHY_NODE_PAGE_PROP_FAVICON);
+ if (pix_file == NULL) return NULL;
+
+ pixbuf = gdk_pixbuf_new_from_file (pix_file, NULL);
+ g_return_val_if_fail (pixbuf != NULL, NULL);
+
+ if (gdk_pixbuf_get_width (pixbuf) > 16 ||
+ gdk_pixbuf_get_height (pixbuf) > 16)
+ {
+ GdkPixbuf *scaled = gdk_pixbuf_scale_simple (pixbuf, 16, 16,
+ GDK_INTERP_NEAREST);
+ g_object_unref (G_OBJECT (pixbuf));
+ pixbuf = scaled;
+ }
+
+ return pixbuf;
+}
+
+static void
+ephy_favicon_cache_insert (EphyFaviconCache *cache,
+ const char *url,
+ const char *pixbuf_location)
+{
+ EphyNode *node;
+ GValue value = { 0, };
+
+ node = ephy_history_get_page (cache->priv->history, url);
+ g_return_if_fail (node != NULL);
+
+ g_value_init (&value, G_TYPE_STRING);
+ g_value_set_string (&value, pixbuf_location);
+ ephy_node_set_property (node, EPHY_NODE_PAGE_PROP_FAVICON,
+ &value);
+ g_value_unset (&value);
+
+ g_signal_emit (G_OBJECT (cache), ephy_favicon_cache_signals[CHANGED], 0, url);
+}
+
+static char *
+ephy_favicon_cache_dest (EphyFaviconCache *cache, const char *url)
+{
+ char *slashpos, *dest, *my_url;
+
+ my_url = g_strdup (url);
+
+ while ((slashpos = strstr (my_url, "/")) != NULL)
+ *slashpos = '_';
+
+ dest = g_build_filename (cache->priv->directory, my_url, NULL);
+
+ g_free (my_url);
+
+ return dest;
+}
+
+void
+ephy_favicon_cache_insert_from_url (EphyFaviconCache *cache,
+ const char *url,
+ const char *favicon_url)
+{
+ EphyEmbedPersist *persist;
+ char *dest;
+
+ g_return_if_fail (EPHY_IS_FAVICON_CACHE (cache));
+ g_return_if_fail (url != NULL);
+ g_return_if_fail (favicon_url != NULL);
+
+ dest = ephy_favicon_cache_dest (cache, favicon_url);
+ g_return_if_fail (dest != NULL);
+
+ persist = ephy_embed_persist_new (NULL);
+
+ ephy_embed_persist_set_max_size (persist, 100);
+ ephy_embed_persist_set_flags (persist, EMBED_PERSIST_BYPASSCACHE);
+ ephy_embed_persist_set_source (persist, favicon_url);
+ ephy_embed_persist_set_dest (persist, dest);
+
+ g_object_set_data_full (G_OBJECT (persist), "url", g_strdup (url), g_free);
+ g_object_set_data_full (G_OBJECT (persist), "favicon", dest, g_free);
+
+ g_signal_connect (G_OBJECT (persist),
+ "completed",
+ G_CALLBACK (favicon_download_completed_cb),
+ cache);
+
+ ephy_embed_persist_save (persist);
+}
+
+static void
+favicon_download_completed_cb (EphyEmbedPersist *persist,
+ EphyFaviconCache *cache)
+{
+ ephy_favicon_cache_insert (cache,
+ g_object_get_data (G_OBJECT (persist), "url"),
+ g_object_get_data (G_OBJECT (persist), "favicon"));
+
+ g_object_unref (G_OBJECT (persist));
+}