diff options
Diffstat (limited to 'shell/e-local-folder.c')
| -rw-r--r-- | shell/e-local-folder.c | 223 |
1 files changed, 223 insertions, 0 deletions
diff --git a/shell/e-local-folder.c b/shell/e-local-folder.c new file mode 100644 index 0000000000..8ff2a2eb96 --- /dev/null +++ b/shell/e-local-folder.c @@ -0,0 +1,223 @@ +/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */ +/* e-local-folder.c + * + * Copyright (C) 2000 Helix Code, Inc. + * + * 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. + * + * Author: Ettore Perazzoli + */ + +/* The metafile goes like this: + + <?xml version="1.0"?> + <efolder> + <type>mail</type> + <description>This is the folder where I store mail from my gf</description> + <homepage>http://www.somewhere.net</homepage> + </efolder> + + FIXME: Do we want to use a namespace for this? + FIXME: Do we want to have an internationalized description? + */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <gnome-xml/parser.h> + +#include "e-util/e-util.h" +#include "e-util/e-xml-utils.h" + +#include "e-local-folder.h" + + +#define PARENT_TYPE E_TYPE_FOLDER +static EFolderClass *parent_class = NULL; + +#define URI_PREFIX "file://" +#define URI_PREFIX_LEN 7 + +#define METADATA_FILE_NAME "folder-metadata.xml" +#define METADATA_FILE_NAME_LEN 19 + + +static const char * +get_string_value (xmlNode *node, + const char *name) +{ + xmlNode *p; + + p = e_xml_get_child_by_name (node, (xmlChar *) name); + if (p == NULL) + return NULL; + + p = e_xml_get_child_by_name (p, (xmlChar *) "text"); + if (p == NULL) + return NULL; + + return (const char *) p->content; +} + +static gboolean +construct_loading_metadata (ELocalFolder *local_folder, + const char *path) +{ + EFolder *folder; + xmlDoc *doc; + xmlNode *root; + const char *type; + const char *description; + char *metadata_path; + + folder = E_FOLDER (local_folder); + + metadata_path = g_concat_dir_and_file (path, METADATA_FILE_NAME); + + doc = xmlParseFile (metadata_path); + if (doc == NULL) { + g_free (metadata_path); + return FALSE; + } + + root = xmlDocGetRootElement (doc); + if (root == NULL || strcmp (root->name, "efolder") != 0) { + g_free (metadata_path); + xmlFreeDoc (doc); + return FALSE; + } + + type = get_string_value (root, "type"); + description = get_string_value (root, "description"); + + e_folder_construct (folder, g_basename (path), type, description); + + xmlFreeDoc (doc); + + local_folder->physical_uri = g_strconcat (URI_PREFIX, path, NULL); + + g_free (metadata_path); + + return TRUE; +} + +static gboolean +save_metadata (ELocalFolder *local_folder) +{ + EFolder *folder; + xmlDoc *doc; + xmlNode *root; + const char *physical_path; + + folder = E_FOLDER (local_folder); + + doc = xmlNewDoc ((xmlChar *) "1.0"); + root = xmlNewDocNode (doc, NULL, (xmlChar *) "efolder", NULL); + xmlDocSetRootElement (doc, root); + + xmlNewChild (root, NULL, (xmlChar *) "type", (xmlChar *) e_folder_get_type_string (folder)); + xmlNewChild (root, NULL, (xmlChar *) "description", (xmlChar *) e_folder_get_description (folder)); + + physical_path = local_folder->physical_uri + URI_PREFIX_LEN - 1; + + if (xmlSaveFile (physical_path, doc) < 0) { + xmlFreeDoc (doc); + return FALSE; + } + + xmlFreeDoc (doc); + return TRUE; +} + + +/* EFolder methods. */ + +static const char * +get_physical_uri (EFolder *folder) +{ + ELocalFolder *local_folder; + + local_folder = E_LOCAL_FOLDER (folder); + return local_folder->physical_uri; +} + + +/* GtkObject methods. */ + +static void +destroy (GtkObject *object) +{ + ELocalFolder *folder; + + folder = E_LOCAL_FOLDER (object); + + g_free (folder->physical_uri); + + (* GTK_OBJECT_CLASS (parent_class)->destroy) (object); +} + + +static void +class_init (ELocalFolderClass *klass) +{ + GtkObjectClass *object_class; + EFolderClass *folder_class; + + parent_class = gtk_type_class (e_folder_get_type ()); + + object_class = GTK_OBJECT_CLASS (klass); + object_class->destroy = destroy; + + folder_class = E_FOLDER_CLASS (klass); + folder_class->get_physical_uri = get_physical_uri; +} + +static void +init (ELocalFolder *local_folder) +{ + local_folder->physical_uri = NULL; +} + + +EFolder * +e_local_folder_new_from_path (const char *path) +{ + EFolder *folder; + + g_return_val_if_fail (g_path_is_absolute (path), NULL); + + folder = gtk_type_new (e_local_folder_get_type ()); + + if (! construct_loading_metadata (E_LOCAL_FOLDER (folder), path)) { + gtk_object_unref (GTK_OBJECT (folder)); + return NULL; + } + + return folder; +} + +gboolean +e_local_folder_save (ELocalFolder *local_folder) +{ + g_return_val_if_fail (local_folder != NULL, FALSE); + g_return_val_if_fail (E_IS_LOCAL_FOLDER (local_folder), FALSE); + + return save_metadata (local_folder); +} + + +E_MAKE_TYPE (e_local_folder, "ELocalFolder", ELocalFolder, class_init, init, PARENT_TYPE) |