Initial revision

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));
+}