Remove ev-metadata-manager

3 files changed, 0 insertions, 790 deletions

diff --git a/shell/Makefile.am b/shell/Makefile.am
index 7a4489e..3b4f6f7 100644
--- a/shell/Makefile.am
+++ b/shell/Makefile.am
@@ -52,8 +52,6 @@ evince_SOURCES=				\
 	ev-message-area.h		\
 	ev-metadata.c			\
 	ev-metadata.h			\
-	ev-metadata-manager.c		\
-	ev-metadata-manager.h		\
 	ev-navigation-action.c		\
 	ev-navigation-action.h		\
 	ev-navigation-action-widget.c	\
diff --git a/shell/ev-metadata-manager.c b/shell/ev-metadata-manager.c
deleted file mode 100644
index a07d2d6..0000000
--- a/shell/ev-metadata-manager.c
+++ /dev/null
@@ -1,733 +0,0 @@
-/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
-/*
- * ev-metadata-manager.c
- * This file is part of ev
- *
- * Copyright (C) 2003  Paolo Maggi 
- *
- * 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. 
- */
- 
-/*
- * Modified by the ev Team, 2003. See the AUTHORS file for a 
- * list of people on the ev Team.  
- * See the ChangeLog files for a list of changes. 
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include <time.h>
-#include <stdlib.h>
-
-#include <libxml/xmlreader.h>
-
-#include "ev-metadata-manager.h"
-#include "ev-application.h"
-#include "ev-file-helpers.h"
-
-#define METADATA_FILE 	"ev-metadata.xml"
-
-#define MAX_ITEMS	50
-
-typedef struct _EvMetadataManager EvMetadataManager;
-
-typedef struct _Item Item;
-
-struct _Item
-{
-	time_t	 	 atime; /* time of last access */
-
-	GHashTable	*values;
-};
-	
-struct _EvMetadataManager
-{
-	gboolean	 values_loaded; /* It is true if the file 
-					   has been read */
-
-	guint 		 timeout_id;
-
-	GHashTable	*items;
-};
-
-static gboolean ev_metadata_manager_save (gpointer data);
-
-
-static EvMetadataManager *ev_metadata_manager = NULL;
-
-/**
- * item_free:
- * @data: a pointer to a #Item data
- *
- * It does free the values on the #GHashTable where data points.
- */
-static void
-item_free (gpointer data)
-{
-	Item *item = (Item *) data;
-
-	if (item->values != NULL)
-		g_hash_table_destroy (item->values);
-
-	g_slice_free (Item, item);
-}
-
-/**
- * ev_metadata_arm_timeout
- *
- * Setup a timeout for saving the metadata to disk.
- */
-static void
-ev_metadata_arm_timeout(void)
-{
-	if (ev_metadata_manager->timeout_id)
-		return;
-
-	ev_metadata_manager->timeout_id =
-		g_timeout_add_seconds_full (G_PRIORITY_DEFAULT_IDLE,
-					    2,
-					    (GSourceFunc)ev_metadata_manager_save,
-					    NULL,
-					    NULL);
-}
-
-/**
- * ev_metadata_manager_init:
- *
- * Creates an EvMetadataManager with default values.
- *
- *  values_loaded   ->  %FALSE.
- *  timeout_id      ->  the id of the event source.
- *  items           ->  a new full empty #GHashTable.
- */
-void
-ev_metadata_manager_init (void)
-{
-	ev_metadata_manager = g_slice_new0 (EvMetadataManager);
-
-	ev_metadata_manager->values_loaded = FALSE;
-
-	ev_metadata_manager->items = 
-		g_hash_table_new_full (g_str_hash, 
-				       g_str_equal, 
-				       g_free,
-				       item_free);
-}
-
-/* This function must be called before exiting ev */
-void
-ev_metadata_manager_shutdown (void)
-{
-	if (ev_metadata_manager == NULL)
-		return;
-
-	if (ev_metadata_manager->timeout_id) {
-		g_source_remove (ev_metadata_manager->timeout_id);
-		ev_metadata_manager->timeout_id = 0;
-		ev_metadata_manager_save (NULL);
-	}
-
-	if (ev_metadata_manager->items != NULL)
-		g_hash_table_destroy (ev_metadata_manager->items);
-
-	g_slice_free (EvMetadataManager, ev_metadata_manager);
-	ev_metadata_manager = NULL;
-}
-
-static void
-value_free (gpointer data)
-{
-	GValue *value = (GValue *)data;
-
-	g_value_unset (value);
-	g_slice_free (GValue, value);
-}
-
-static GValue *
-parse_value (xmlChar *value, xmlChar *type)
-{
-	GType ret_type;
-	GValue *ret;
-
-	ret_type = g_type_from_name ((char *)type);
-	ret = g_slice_new0 (GValue);
-	g_value_init (ret, ret_type);
-
-	switch (ret_type) {
-		case G_TYPE_STRING:
-			g_value_set_string (ret, (char *)value);
-			break;
-		case G_TYPE_INT:
-			g_value_set_int (ret, g_ascii_strtoull ((char *)value, NULL, 0));
-			break;
-		case G_TYPE_DOUBLE:
-			g_value_set_double (ret, g_ascii_strtod ((char *)value, NULL));
-			break;
-		case G_TYPE_BOOLEAN:
-			g_value_set_boolean (ret, g_ascii_strtoull ((char *)value, NULL, 0));
-			break;
-	}
-
-	return ret;
-}
-
-static void
-parseItem (xmlDocPtr doc, xmlNodePtr cur)
-{
-	Item *item;
-	
-	xmlChar *uri;
-	xmlChar *atime;
-	
-	if (xmlStrcmp (cur->name, (const xmlChar *)"document") != 0)
-			return;
-
-	uri = xmlGetProp (cur, (const xmlChar *)"uri");
-	if (uri == NULL)
-		return;
-	
-	atime = xmlGetProp (cur, (const xmlChar *)"atime");
-	if (atime == NULL)
-	{
-		xmlFree (uri);
-		return;
-	}
-
-	item = g_slice_new0 (Item);
-
-	item->atime = g_ascii_strtoull((char*)atime, NULL, 0);
-	
-	item->values = g_hash_table_new_full (g_str_hash, 
-					      g_str_equal, 
-					      g_free, 
-					      value_free);
-
-	cur = cur->xmlChildrenNode;
-		
-	while (cur != NULL)
-	{
-		if (xmlStrcmp (cur->name, (const xmlChar *)"entry") == 0)
-		{
-			xmlChar *key;
-			xmlChar *xml_value;
-			xmlChar *type;
-			GValue  *value;
-			
-			key = xmlGetProp (cur, (const xmlChar *)"key");
-			xml_value = xmlGetProp (cur, (const xmlChar *)"value");
-			type = xmlGetProp (cur, (const xmlChar *)"type");
-			value = parse_value (xml_value, type);
-
-			if ((key != NULL) && (value != NULL))
-				g_hash_table_insert (item->values,
-						     xmlStrdup (key), 
-						     value);
-
-			if (key != NULL)
-				xmlFree (key);
-			if (type != NULL)
-				xmlFree (type);
-			if (xml_value != NULL)
-				xmlFree (xml_value);
-		}
-		
-		cur = cur->next;
-	}
-
-	g_hash_table_insert (ev_metadata_manager->items,
-			     xmlStrdup (uri),
-			     item);
-
-	xmlFree (uri);
-	xmlFree (atime);
-}
-
-static gboolean
-load_values ()
-{
-	xmlDocPtr doc;
-	xmlNodePtr cur;
-	gchar *file_name;
-
-	g_return_val_if_fail (ev_metadata_manager != NULL, FALSE);
-	g_return_val_if_fail (ev_metadata_manager->values_loaded == FALSE, FALSE);
-
-	ev_metadata_manager->values_loaded = TRUE;
-		
-	xmlKeepBlanksDefault (0);
-
-	/* FIXME: file locking - Paolo */
-	file_name = g_build_filename (ev_application_get_dot_dir (EV_APP), METADATA_FILE, NULL);
-	if (!g_file_test (file_name, G_FILE_TEST_EXISTS))
-	{
-		g_free (file_name);
-		return FALSE;
-	}
-
-	doc = xmlParseFile (file_name);
-	g_free (file_name);
-
-	if (doc == NULL)
-	{
-		return FALSE;
-	}
-
-	cur = xmlDocGetRootElement (doc);
-	if (cur == NULL) 
-	{
-		g_message ("The metadata file “%s” is empty", METADATA_FILE);
-		xmlFreeDoc (doc);
-	
-		return FALSE;
-	}
-
-	if (xmlStrcmp (cur->name, (const xmlChar *) "metadata")) 
-	{
-		g_message ("File “%s” is of the wrong type", METADATA_FILE);
-		xmlFreeDoc (doc);
-		
-		return FALSE;
-	}
-
-	cur = xmlDocGetRootElement (doc);
-	cur = cur->xmlChildrenNode;
-	
-	while (cur != NULL)
-	{
-		parseItem (doc, cur);
-
-		cur = cur->next;
-	}
-
-	xmlFreeDoc (doc);
-
-	return TRUE;
-}
-
-#define LAST_URI "last-used-value"
-
-static gboolean
-ev_metadata_manager_get_last (const gchar *key,
-		        	 GValue      *value,
-				 gboolean     ignore)
-{
-	Item *item;
-	GValue *ret;
-
-	g_assert (ev_metadata_manager->values_loaded);
-	
-	if (ignore)
-		return FALSE;
-
-	item = (Item *)g_hash_table_lookup (ev_metadata_manager->items,
-					    LAST_URI);
-
-	if (item == NULL)
-		return FALSE;
-
-	item->atime = time (NULL);
-	
-	if (item->values == NULL)
-		return FALSE;
-	
-	ret = (GValue *)g_hash_table_lookup (item->values, key);
-
-	if (ret != NULL) {
-		g_value_init (value, G_VALUE_TYPE (ret));
-		g_value_copy (ret, value);
-		return TRUE;
-	}
-
-	return FALSE;
-}
-
-static void
-ev_metadata_manager_set_last (const gchar *key,
-		              const GValue *value)
-{
-	Item *item;
-	
-	g_assert (ev_metadata_manager->values_loaded);
-
-	item = (Item *)g_hash_table_lookup (ev_metadata_manager->items,
-					    LAST_URI);
-
-	if (item == NULL)
-	{
-		item = g_slice_new0 (Item);
-
-		g_hash_table_insert (ev_metadata_manager->items,
-				     g_strdup (LAST_URI),
-				     item);
-	}
-	
-	if (item->values == NULL)
-		 item->values = g_hash_table_new_full (g_str_hash, 
-				 		       g_str_equal, 
-						       g_free, 
-						       value_free);
-	if (value != NULL) {
-		GValue *new;
-
-		new = g_slice_new0 (GValue);
-	        g_value_init (new, G_VALUE_TYPE (value));
-	        g_value_copy (value, new);
-
-		g_hash_table_insert (item->values,
-				     g_strdup (key),
-				     new);
-	} else {
-		g_hash_table_remove (item->values,
-				     key);
-	}
-
-	item->atime = time (NULL);
-	ev_metadata_arm_timeout ();
-	return;
-}
-				 
-/**
- * ev_metadata_manager_get:
- * @uri: Uri to set data for, if @NULL, we return default value
- * @key: Key to set uri
- * @value: GValue struct filled up with value
- * @ignore_last: if @TRUE, default value is ignored
- * 
- * Retrieve value for uri in metadata database
- * 
- * Returns: @TRUE if value was taken.
- **/
-gboolean
-ev_metadata_manager_get (const gchar *uri,
-			 const gchar *key,
-			 GValue      *value, 
-			 gboolean     ignore_last)
-{
-	Item *item;
-	GValue *ret;
-	
-	g_return_val_if_fail (key != NULL, FALSE);
-
-	if (ev_metadata_manager == NULL)
-		return FALSE;
-
-	if (!ev_metadata_manager->values_loaded)
-	{
-		gboolean res;
-
-		res = load_values ();
-
-		if (!res)
-			return ev_metadata_manager_get_last (key, value, ignore_last);
-	}
-
-	if (uri == NULL)
-		return ev_metadata_manager_get_last (key, value, ignore_last);
-
-	item = (Item *)g_hash_table_lookup (ev_metadata_manager->items,
-					    uri);
-
-	if (item == NULL)
-		return ev_metadata_manager_get_last (key, value, ignore_last);
-
-	item->atime = time (NULL);
-	
-	if (item->values == NULL)
-		return ev_metadata_manager_get_last (key, value, ignore_last);
-	
-	ret = (GValue *)g_hash_table_lookup (item->values, key);
-
-	if (ret != NULL) {
-		g_value_init (value, G_VALUE_TYPE (ret));
-		g_value_copy (ret, value);
-		return TRUE;
-	}
-
-	return ev_metadata_manager_get_last (key, value, ignore_last);
-}
-
-/**
- * ev_metadata_manager_set:
- * @uri: Uri to set data for, if @NULL, we set default value
- * @key: Key to set uri
- * @value: GValue struct containing value
- * 
- * Set value for key in metadata database
- **/
-void
-ev_metadata_manager_set (const gchar  *uri,
-			 const gchar  *key,
-			 const GValue *value)
-{
-	Item *item;
-
-	g_return_if_fail (key != NULL);
-
-	if (ev_metadata_manager == NULL)
-		return;
-
-	if (!ev_metadata_manager->values_loaded)
-	{
-		gboolean res;
-
-		res = load_values ();
-
-		if (!res)
-			return;
-	}
-
-	if (uri == NULL)
-	{
-		ev_metadata_manager_set_last (key, value);
-		return;
-	}
-
-	item = (Item *)g_hash_table_lookup (ev_metadata_manager->items,
-					    uri);
-
-	if (item == NULL)
-	{
-		item = g_slice_new0 (Item);
-
-		g_hash_table_insert (ev_metadata_manager->items,
-				     g_strdup (uri),
-				     item);
-	}
-	
-	if (item->values == NULL)
-		 item->values = g_hash_table_new_full (g_str_hash, 
-				 		       g_str_equal, 
-						       g_free, 
-						       value_free);
-	if (value != NULL) {
-		GValue *new;
-
-		new = g_slice_new0 (GValue);
-	        g_value_init (new, G_VALUE_TYPE (value));
-	        g_value_copy (value, new);
-
-		g_hash_table_insert (item->values,
-				     g_strdup (key),
-				     new);
-		ev_metadata_manager_set_last (key, value);
-	} else {
-		g_hash_table_remove (item->values,
-				     key);
-	}
-
-	item->atime = time (NULL);
-
-	ev_metadata_arm_timeout ();
-}
-
-static void
-save_values (const gchar *key, GValue *value, xmlNodePtr parent)
-{
-	char *string_value;
-	xmlNodePtr xml_node;
-	
-	g_return_if_fail (key != NULL);
-	
-	if (value == NULL)
-		return;
-		
-	xml_node = xmlNewChild (parent, NULL, (const xmlChar *)"entry", NULL);
-
-	xmlSetProp (xml_node, (const xmlChar *)"key", (const xmlChar *)key);
-	xmlSetProp (xml_node,
-		    (const xmlChar *)"type",
-		    (const xmlChar *)g_type_name (G_VALUE_TYPE (value)));
-
-	switch (G_VALUE_TYPE (value)) {
-		case G_TYPE_STRING:
-			string_value = g_value_dup_string (value);
-                        break;
-                case G_TYPE_INT:
-			string_value = g_strdup_printf ("%d", g_value_get_int (value));
-                        break;
-                case G_TYPE_DOUBLE:
-            		{
-            			gchar buf[G_ASCII_DTOSTR_BUF_SIZE];
-            			g_ascii_dtostr (buf, G_ASCII_DTOSTR_BUF_SIZE, g_value_get_double (value));
-				string_value = g_strdup (buf);
-			}
-            	        break;
-                case G_TYPE_BOOLEAN:
-			string_value = g_strdup_printf ("%d", g_value_get_boolean (value));
-                        break;
-		default:
-			string_value = NULL;
-			g_assert_not_reached ();
-	}
-
-	xmlSetProp (xml_node, (const xmlChar *)"value", (const xmlChar *)string_value);
-
-	g_free (string_value);
-}
-
-static void
-save_item (const gchar *key, const gpointer *data, xmlNodePtr parent)
-{	
-	xmlNodePtr xml_node;
-	const Item *item = (const Item *)data;
-	gchar *atime;
-
-	g_return_if_fail (key != NULL);
-	
-	if (item == NULL)
-		return;
-		
-	xml_node = xmlNewChild (parent, NULL, (const xmlChar *)"document", NULL);
-	
-	xmlSetProp (xml_node, (const xmlChar *)"uri", (const xmlChar *)key);
-
-	atime = g_strdup_printf ("%ld", item->atime);
-	xmlSetProp (xml_node, (const xmlChar *)"atime", (const xmlChar *)atime);
-	g_free (atime);
-
-    	g_hash_table_foreach (item->values,
-			      (GHFunc)save_values, xml_node); 
-}
-
-static void
-get_oldest (const gchar *key, const gpointer value, const gchar ** key_to_remove)
-{
-	const Item *item = (const Item *)value;
-	
-	if (*key_to_remove == NULL)
-	{
-		*key_to_remove = key;
-	}
-	else
-	{
-		const Item *item_to_remove = 
-			g_hash_table_lookup (ev_metadata_manager->items,
-					     *key_to_remove);
-
-		g_return_if_fail (item_to_remove != NULL);
-
-		if (item->atime < item_to_remove->atime)
-		{
-			*key_to_remove = key;
-		}
-	}	
-}
-
-static void
-resize_items ()
-{
-	while (g_hash_table_size (ev_metadata_manager->items) > MAX_ITEMS)
-	{
-		gpointer key_to_remove = NULL;
-
-		g_hash_table_foreach (ev_metadata_manager->items,
-				      (GHFunc)get_oldest,
-				      &key_to_remove);
-
-		g_return_if_fail (key_to_remove != NULL);
-		
-		g_hash_table_remove (ev_metadata_manager->items,
-				     key_to_remove);
-	}
-}
-
-static gboolean
-ev_metadata_manager_save (gpointer data)
-{	
-	xmlDocPtr  doc;
-	xmlNodePtr root;
-	gchar *file_name;
-
-	ev_metadata_manager->timeout_id = 0;
-
-	resize_items ();
-		
-	xmlIndentTreeOutput = TRUE;
-
-	doc = xmlNewDoc ((const xmlChar *)"1.0");
-	if (doc == NULL)
-		return TRUE;
-
-	/* Create metadata root */
-	root = xmlNewDocNode (doc, NULL, (const xmlChar *)"metadata", NULL);
-	xmlDocSetRootElement (doc, root);
-
-    	g_hash_table_foreach (ev_metadata_manager->items,
-			  (GHFunc)save_item, root);        
-
-	/* FIXME: lock file - Paolo */
-	file_name = g_build_filename (ev_application_get_dot_dir (EV_APP), METADATA_FILE, NULL);
-	xmlSaveFormatFile (file_name, doc, 1);
-	g_free (file_name);
-	
-	xmlFreeDoc (doc); 
-
-	return FALSE;
-}
-
-void
-ev_metadata_manager_set_int (const gchar *uri, const gchar *key, int value)
-{
-	GValue val = { 0, };
-
-	g_value_init (&val, G_TYPE_INT);
-	g_value_set_int (&val, value);
-
-	ev_metadata_manager_set (uri, key, &val);
-
-	g_value_unset (&val);
-}
-
-void
-ev_metadata_manager_set_double (const gchar *uri, const gchar *key, double value)
-{
-	GValue val = { 0, };
-
-	g_value_init (&val, G_TYPE_DOUBLE);
-	g_value_set_double (&val, value);
-
-	ev_metadata_manager_set (uri, key, &val);
-
-	g_value_unset (&val);
-}
-
-void
-ev_metadata_manager_set_string (const gchar *uri, const gchar *key, const gchar *value)
-{
-	GValue val = { 0, };
-
-	g_value_init (&val, G_TYPE_STRING);
-	g_value_set_static_string (&val, value);
-
-	ev_metadata_manager_set (uri, key, &val);
-
-	g_value_unset (&val);
-}
-
-void
-ev_metadata_manager_set_boolean (const gchar *uri, const gchar *key, gboolean value)
-{
-	GValue val = { 0, };
-
-	g_value_init (&val, G_TYPE_BOOLEAN);
-	g_value_set_boolean (&val, value);
-
-	ev_metadata_manager_set (uri, key, &val);
-
-	g_value_unset (&val);
-}
diff --git a/shell/ev-metadata-manager.h b/shell/ev-metadata-manager.h
deleted file mode 100644
index 0651c47..0000000
--- a/shell/ev-metadata-manager.h
+++ /dev/null
@@ -1,55 +0,0 @@
-/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
-/*
- * ev-metadata-manager.h
- *
- * Copyright (C) 2003  Paolo Maggi 
- *
- * 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. 
- */
- 
-#ifndef __EV_METADATA_MANAGER_H__
-#define __EV_METADATA_MANAGER_H__
-
-#include <glib.h>
-#include <glib-object.h>
-
-G_BEGIN_DECLS
-
-void		ev_metadata_manager_init	(void);
-gboolean	ev_metadata_manager_get		(const gchar  *uri,
-					 	 const gchar  *key,
-					 	 GValue       *value, 
-						 gboolean      ignore_last);
-void		ev_metadata_manager_set		(const gchar  *uri,
-					 	 const gchar  *key,
-					 	 const GValue *value);
-void		ev_metadata_manager_set_int	(const gchar  *uri,
-					 	 const gchar  *key,
-					 	 int           value);
-void		ev_metadata_manager_set_double	(const gchar  *uri,
-						 const gchar  *key,
-						 double        value);
-void		ev_metadata_manager_set_string	(const gchar  *uri,
-						 const gchar  *key,
-						 const gchar  *value);
-void		ev_metadata_manager_set_boolean (const gchar  *uri,
-						 const gchar  *key,
-						 gboolean      value);
-void		ev_metadata_manager_shutdown 	(void);
-
-G_END_DECLS
-
-#endif /* __EV_METADATA_MANAGER_H__ */