diff options
Diffstat (limited to 'embed/ephy-favicon-cache.c')
| -rw-r--r-- | embed/ephy-favicon-cache.c | 367 |
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)); +} |