diff options
Diffstat (limited to 'embed/ephy-history.c')
| -rw-r--r-- | embed/ephy-history.c | 644 |
1 files changed, 644 insertions, 0 deletions
diff --git a/embed/ephy-history.c b/embed/ephy-history.c new file mode 100644 index 000000000..c106b274a --- /dev/null +++ b/embed/ephy-history.c @@ -0,0 +1,644 @@ +/* + * Copyright (C) 2002 Marco Pesenti Gritti + * + * 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, 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 "ephy-history.h" +#include "ephy-file-helpers.h" +#include "ephy-autocompletion-source.h" + +#include <time.h> +#include <string.h> +#include <libgnome/gnome-i18n.h> +#include <libgnomevfs/gnome-vfs-uri.h> + +//#define DEBUG_MSG(x) g_print x +#define DEBUG_MSG(x) + +#define EPHY_HISTORY_XML_VERSION "0.1" + +struct EphyHistoryPrivate +{ + char *xml_file; + EphyNode *hosts; + EphyNode *pages; + EphyNode *last_page; + GHashTable *hosts_hash; + GStaticRWLock *hosts_hash_lock; + GHashTable *pages_hash; + GStaticRWLock *pages_hash_lock; +}; + +enum +{ + ADD, + UPDATE, + REMOVE, + VISITED, + LAST_SIGNAL +}; + +static void +ephy_history_class_init (EphyHistoryClass *klass); +static void +ephy_history_init (EphyHistory *tab); +static void +ephy_history_finalize (GObject *object); +static void +ephy_history_autocompletion_source_init (EphyAutocompletionSourceIface *iface); + +static GObjectClass *parent_class = NULL; + +static guint ephy_history_signals[LAST_SIGNAL] = { 0 }; + +GType +ephy_history_get_type (void) +{ + static GType ephy_history_type = 0; + + if (ephy_history_type == 0) + { + static const GTypeInfo our_info = + { + sizeof (EphyHistoryClass), + NULL, /* base_init */ + NULL, /* base_finalize */ + (GClassInitFunc) ephy_history_class_init, + NULL, + NULL, /* class_data */ + sizeof (EphyHistory), + 0, /* n_preallocs */ + (GInstanceInitFunc) ephy_history_init + }; + + static const GInterfaceInfo autocompletion_source_info = + { + (GInterfaceInitFunc) ephy_history_autocompletion_source_init, + NULL, + NULL + }; + + ephy_history_type = g_type_register_static (G_TYPE_OBJECT, + "EphyHistory", + &our_info, 0); + + g_type_add_interface_static (ephy_history_type, + EPHY_TYPE_AUTOCOMPLETION_SOURCE, + &autocompletion_source_info); + } + + return ephy_history_type; +} + +static void +ephy_history_autocompletion_source_set_basic_key (EphyAutocompletionSource *source, + const gchar *basic_key) +{ + /* nothing to do here */ +} + +static void +ephy_history_autocompletion_source_foreach (EphyAutocompletionSource *source, + const gchar *current_text, + EphyAutocompletionSourceForeachFunc func, + gpointer data) +{ + GPtrArray *children; + int i; + EphyHistory *eb = EPHY_HISTORY (source); + + children = ephy_node_get_children (eb->priv->pages); + for (i = 0; i < children->len; i++) + { + EphyNode *kid; + const char *url, *title; + + kid = g_ptr_array_index (children, i); + url = ephy_node_get_property_string + (kid, EPHY_NODE_PAGE_PROP_LOCATION); + title = ephy_node_get_property_string + (kid, EPHY_NODE_PAGE_PROP_TITLE); + + func (source, url, + url, url, FALSE, + FALSE, 0, data); + } + ephy_node_thaw (eb->priv->pages); +} + +static void +ephy_history_emit_data_changed (EphyHistory *eb) +{ + g_signal_emit_by_name (eb, "data-changed"); +} + +static void +ephy_history_autocompletion_source_init (EphyAutocompletionSourceIface *iface) +{ + iface->foreach = ephy_history_autocompletion_source_foreach; + iface->set_basic_key = ephy_history_autocompletion_source_set_basic_key; +} + +static void +ephy_history_class_init (EphyHistoryClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + + parent_class = g_type_class_peek_parent (klass); + + object_class->finalize = ephy_history_finalize; + + ephy_history_signals[VISITED] = + g_signal_new ("visited", + G_OBJECT_CLASS_TYPE (object_class), + G_SIGNAL_RUN_FIRST, + G_STRUCT_OFFSET (EphyHistoryClass, visited), + NULL, NULL, + g_cclosure_marshal_VOID__STRING, + G_TYPE_NONE, + 1, + G_TYPE_STRING); +} + +static void +ephy_history_load (EphyHistory *eb) +{ + xmlDocPtr doc; + xmlNodePtr root, child; + char *tmp; + + if (g_file_test (eb->priv->xml_file, G_FILE_TEST_EXISTS) == FALSE) + return; + + doc = xmlParseFile (eb->priv->xml_file); + g_assert (doc != NULL); + + root = xmlDocGetRootElement (doc); + + tmp = xmlGetProp (root, "version"); + g_assert (tmp != NULL && strcmp (tmp, EPHY_HISTORY_XML_VERSION) == 0); + g_free (tmp); + + for (child = root->children; child != NULL; child = child->next) + { + EphyNode *node; + + node = ephy_node_new_from_xml (child); + } + + xmlFreeDoc (doc); +} + +static void +ephy_history_save (EphyHistory *eb) +{ + xmlDocPtr doc; + xmlNodePtr root; + GPtrArray *children; + int i; + + DEBUG_MSG (("Saving history\n")); + + /* save nodes to xml */ + xmlIndentTreeOutput = TRUE; + doc = xmlNewDoc ("1.0"); + + root = xmlNewDocNode (doc, NULL, "ephy_history", NULL); + xmlSetProp (root, "version", EPHY_HISTORY_XML_VERSION); + xmlDocSetRootElement (doc, root); + + children = ephy_node_get_children (eb->priv->hosts); + for (i = 0; i < children->len; i++) + { + EphyNode *kid; + + kid = g_ptr_array_index (children, i); + + ephy_node_save_to_xml (kid, root); + } + ephy_node_thaw (eb->priv->hosts); + + children = ephy_node_get_children (eb->priv->pages); + for (i = 0; i < children->len; i++) + { + EphyNode *kid; + + kid = g_ptr_array_index (children, i); + + ephy_node_save_to_xml (kid, root); + } + ephy_node_thaw (eb->priv->pages); + + xmlSaveFormatFile (eb->priv->xml_file, doc, 1); +} + +static void +hosts_added_cb (EphyNode *node, + EphyNode *child, + EphyHistory *eb) +{ + g_static_rw_lock_writer_lock (eb->priv->hosts_hash_lock); + + g_hash_table_insert (eb->priv->hosts_hash, + (char *) ephy_node_get_property_string (child, EPHY_NODE_PAGE_PROP_TITLE), + child); + + g_static_rw_lock_writer_unlock (eb->priv->hosts_hash_lock); +} + +static void +hosts_removed_cb (EphyNode *node, + EphyNode *child, + EphyHistory *eb) +{ + g_static_rw_lock_writer_lock (eb->priv->hosts_hash_lock); + + g_hash_table_remove (eb->priv->hosts_hash, + ephy_node_get_property_string (child, EPHY_NODE_PAGE_PROP_TITLE)); + + g_static_rw_lock_writer_unlock (eb->priv->hosts_hash_lock); +} + +static void +pages_added_cb (EphyNode *node, + EphyNode *child, + EphyHistory *eb) +{ + g_static_rw_lock_writer_lock (eb->priv->pages_hash_lock); + + g_hash_table_insert (eb->priv->pages_hash, + (char *) ephy_node_get_property_string (child, EPHY_NODE_PAGE_PROP_LOCATION), + child); + + g_static_rw_lock_writer_unlock (eb->priv->pages_hash_lock); +} + +static void +pages_removed_cb (EphyNode *node, + EphyNode *child, + EphyHistory *eb) +{ + g_static_rw_lock_writer_lock (eb->priv->pages_hash_lock); + + g_hash_table_remove (eb->priv->pages_hash, + ephy_node_get_property_string (child, EPHY_NODE_PAGE_PROP_LOCATION)); + + g_static_rw_lock_writer_unlock (eb->priv->pages_hash_lock); +} + +static void +ephy_history_init (EphyHistory *eb) +{ + eb->priv = g_new0 (EphyHistoryPrivate, 1); + + eb->priv->xml_file = g_build_filename (ephy_dot_dir (), + "ephy-history.xml", + NULL); + + ephy_node_system_init (); + + eb->priv->pages_hash = g_hash_table_new (g_str_hash, + g_str_equal); + eb->priv->pages_hash_lock = g_new0 (GStaticRWLock, 1); + g_static_rw_lock_init (eb->priv->pages_hash_lock); + + eb->priv->hosts_hash = g_hash_table_new (g_str_hash, + g_str_equal); + eb->priv->hosts_hash_lock = g_new0 (GStaticRWLock, 1); + g_static_rw_lock_init (eb->priv->hosts_hash_lock); + + /* Bookmarks */ + eb->priv->pages = ephy_node_new (); + ephy_node_ref (eb->priv->pages); + g_signal_connect_object (G_OBJECT (eb->priv->pages), + "child_added", + G_CALLBACK (pages_added_cb), + G_OBJECT (eb), + 0); + g_signal_connect_object (G_OBJECT (eb->priv->pages), + "child_removed", + G_CALLBACK (pages_removed_cb), + G_OBJECT (eb), + 0); + + /* Hosts */ + eb->priv->hosts = ephy_node_new (); + ephy_node_ref (eb->priv->hosts); + g_signal_connect_object (G_OBJECT (eb->priv->hosts), + "child_added", + G_CALLBACK (hosts_added_cb), + G_OBJECT (eb), + 0); + g_signal_connect_object (G_OBJECT (eb->priv->hosts), + "child_removed", + G_CALLBACK (hosts_removed_cb), + G_OBJECT (eb), + 0); + + ephy_history_load (eb); + ephy_history_emit_data_changed (eb); +} + +static void +ephy_history_finalize (GObject *object) +{ + EphyHistory *eb; + + g_return_if_fail (IS_EPHY_HISTORY (object)); + + eb = EPHY_HISTORY (object); + + g_return_if_fail (eb->priv != NULL); + + ephy_history_save (eb); + + ephy_node_unref (eb->priv->pages); + ephy_node_unref (eb->priv->hosts); + + g_hash_table_destroy (eb->priv->pages_hash); + g_static_rw_lock_free (eb->priv->pages_hash_lock); + g_hash_table_destroy (eb->priv->hosts_hash); + g_static_rw_lock_free (eb->priv->hosts_hash_lock); + + g_free (eb->priv); + + G_OBJECT_CLASS (parent_class)->finalize (object); +} + +EphyHistory * +ephy_history_new () +{ + EphyHistory *tab; + + tab = EPHY_HISTORY (g_object_new (EPHY_HISTORY_TYPE, NULL)); + + return tab; +} + +static EphyNode * +ephy_history_add_host (EphyHistory *eh, const char *url) +{ + EphyNode *host; + GnomeVFSURI *vfs_uri = NULL; + const char *host_name = NULL; + char *host_location = NULL; + GTime now; + GValue value = { 0, }; + int visits; + + now = time (NULL); + + /* Build an host name */ + if (!g_ascii_strncasecmp (url, "file://", 7)) + { + host_name = _("Local files"); + host_location = g_strdup ("file://"); + } + else + { + vfs_uri = gnome_vfs_uri_new (url); + if (vfs_uri != NULL) + { + host_name = gnome_vfs_uri_get_host_name (vfs_uri); + host_location = gnome_vfs_uri_to_string + (vfs_uri, GNOME_VFS_URI_HIDE_FRAGMENT_IDENTIFIER); + } + + if (host_name == NULL) + { + host_name = _("Other"); + host_location = g_strdup ("about:blank"); + } + } + + g_static_rw_lock_reader_lock (eh->priv->hosts_hash_lock); + host = g_hash_table_lookup (eh->priv->hosts_hash, host_name); + g_static_rw_lock_reader_unlock (eh->priv->hosts_hash_lock); + + if (!host) + { + host = ephy_node_new (); + g_value_init (&value, G_TYPE_STRING); + g_value_set_string (&value, host_name); + ephy_node_set_property (host, EPHY_NODE_PAGE_PROP_TITLE, + &value); + g_value_unset (&value); + + g_value_init (&value, G_TYPE_STRING); + g_value_set_string (&value, host_location); + ephy_node_set_property (host, EPHY_NODE_PAGE_PROP_LOCATION, + &value); + g_value_unset (&value); + + g_value_init (&value, G_TYPE_INT); + g_value_set_int (&value, now); + ephy_node_set_property (host, EPHY_NODE_PAGE_PROP_FIRST_VISIT, + &value); + g_value_unset (&value); + + ephy_node_add_child (eh->priv->hosts, host); + } + + visits = ephy_node_get_property_int + (host, EPHY_NODE_PAGE_PROP_VISITS); + if (visits < 0) visits = 0; + visits++; + + g_value_init (&value, G_TYPE_INT); + g_value_set_int (&value, visits); + ephy_node_set_property (host, EPHY_NODE_PAGE_PROP_VISITS, + &value); + g_value_unset (&value); + + g_value_init (&value, G_TYPE_INT); + g_value_set_int (&value, now); + ephy_node_set_property (host, EPHY_NODE_PAGE_PROP_LAST_VISIT, + &value); + g_value_unset (&value); + + if (vfs_uri) + { + gnome_vfs_uri_unref (vfs_uri); + } + + g_free (host_location); + + return host; +} + +static void +ephy_history_visited (EphyHistory *eh, EphyNode *node) +{ + GValue value = { 0, }; + GTime now; + int visits; + const char *url; + + now = time (NULL); + + url = ephy_node_get_property_string + (node, EPHY_NODE_PAGE_PROP_LOCATION); + + visits = ephy_node_get_property_int + (node, EPHY_NODE_PAGE_PROP_VISITS); + if (visits < 0) visits = 0; + visits++; + + g_value_init (&value, G_TYPE_INT); + g_value_set_int (&value, visits); + ephy_node_set_property (node, EPHY_NODE_PAGE_PROP_VISITS, + &value); + g_value_unset (&value); + + g_value_init (&value, G_TYPE_INT); + g_value_set_int (&value, now); + ephy_node_set_property (node, EPHY_NODE_PAGE_PROP_LAST_VISIT, + &value); + if (visits == 1) + { + ephy_node_set_property + (node, EPHY_NODE_PAGE_PROP_FIRST_VISIT, &value); + } + g_value_unset (&value); + + eh->priv->last_page = node; + + g_signal_emit (G_OBJECT (eh), ephy_history_signals[VISITED], 0, url); + ephy_history_emit_data_changed (eh); +} + +int +ephy_history_get_page_visits (EphyHistory *gh, + const char *url) +{ + EphyNode *node; + int visits; + + node = ephy_history_get_page (gh, url); + + visits = ephy_node_get_property_int + (node, EPHY_NODE_PAGE_PROP_VISITS); + if (visits < 0) visits = 0; + visits++; + + return visits; +} + +void +ephy_history_add_page (EphyHistory *eb, + const char *url) +{ + EphyNode *bm, *node, *host; + GValue value = { 0, }; + + node = ephy_history_get_page (eb, url); + if (node) + { + ephy_history_visited (eb, node); + return; + } + + bm = ephy_node_new (); + + g_value_init (&value, G_TYPE_STRING); + g_value_set_string (&value, url); + ephy_node_set_property (bm, EPHY_NODE_PAGE_PROP_LOCATION, + &value); + ephy_node_set_property (bm, EPHY_NODE_PAGE_PROP_TITLE, + &value); + g_value_unset (&value); + + host = ephy_history_add_host (eb, url); + + g_value_init (&value, G_TYPE_INT); + g_value_set_int (&value, ephy_node_get_id (host)); + ephy_node_set_property (bm, EPHY_NODE_PAGE_PROP_HOST_ID, + &value); + g_value_unset (&value); + + ephy_history_visited (eb, bm); + + ephy_node_add_child (host, bm); + ephy_node_add_child (eb->priv->pages, bm); +} + +EphyNode * +ephy_history_get_page (EphyHistory *eb, + const char *url) +{ + EphyNode *node; + + g_static_rw_lock_reader_lock (eb->priv->pages_hash_lock); + node = g_hash_table_lookup (eb->priv->pages_hash, url); + g_static_rw_lock_reader_unlock (eb->priv->pages_hash_lock); + + return node; +} + +gboolean +ephy_history_is_page_visited (EphyHistory *gh, + const char *url) +{ + return (ephy_history_get_page (gh, url) != NULL); +} + +void +ephy_history_set_page_title (EphyHistory *gh, + const char *url, + const char *title) +{ + EphyNode *node; + + node = ephy_history_get_page (gh, url); + if (node) + { + GValue value = { 0, }; + + g_value_init (&value, G_TYPE_STRING); + g_value_set_string (&value, title); + ephy_node_set_property + (node, EPHY_NODE_PAGE_PROP_TITLE, &value); + g_value_unset (&value); + } +} + +void +ephy_history_clear (EphyHistory *gh) +{ + ephy_node_unref (gh->priv->hosts); + ephy_history_save (gh); +} + +EphyNode * +ephy_history_get_hosts (EphyHistory *eb) +{ + return eb->priv->hosts; +} + +EphyNode * +ephy_history_get_pages (EphyHistory *eb) +{ + return eb->priv->pages; +} + +const char * +ephy_history_get_last_page (EphyHistory *gh) +{ + if (gh->priv->last_page == NULL) return NULL; + + return ephy_node_get_property_string + (gh->priv->last_page, EPHY_NODE_PAGE_PROP_LOCATION); +} |