diff options
Diffstat (limited to 'camel/camel-store.c')
| -rw-r--r-- | camel/camel-store.c | 1228 |
1 files changed, 0 insertions, 1228 deletions
diff --git a/camel/camel-store.c b/camel/camel-store.c deleted file mode 100644 index 8d576d4583..0000000000 --- a/camel/camel-store.c +++ /dev/null @@ -1,1228 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ -/* camel-store.c : Abstract class for an email store */ - -/* - * Authors: - * Bertrand Guiheneuf <bertrand@helixcode.com> - * Dan Winship <danw@ximian.com> - * - * Copyright 1999-2003 Ximian, Inc. (www.ximian.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * 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 - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <string.h> -#include <sys/types.h> -#include <sys/stat.h> - -#include "camel-session.h" -#include "camel-store.h" -#include "camel-folder.h" -#include "camel-vtrash-folder.h" -#include "camel-exception.h" -#include "camel-private.h" - -#define d(x) -#define w(x) - -static CamelServiceClass *parent_class = NULL; - -/* Returns the class for a CamelStore */ -#define CS_CLASS(so) ((CamelStoreClass *)((CamelObject *)(so))->klass) - -static CamelFolder *get_folder (CamelStore *store, const char *folder_name, - guint32 flags, CamelException *ex); -static CamelFolder *get_inbox (CamelStore *store, CamelException *ex); - -static void init_trash (CamelStore *store); -static CamelFolder *get_trash (CamelStore *store, CamelException *ex); - -static void init_junk (CamelStore *store); -static CamelFolder *get_junk (CamelStore *store, CamelException *ex); - -static CamelFolderInfo *create_folder (CamelStore *store, - const char *parent_name, - const char *folder_name, - CamelException *ex); -static void delete_folder (CamelStore *store, const char *folder_name, - CamelException *ex); -static void rename_folder (CamelStore *store, const char *old_name, - const char *new_name, CamelException *ex); - -static void store_sync (CamelStore *store, CamelException *ex); -static CamelFolderInfo *get_folder_info (CamelStore *store, const char *top, - guint32 flags, CamelException *ex); -static void free_folder_info (CamelStore *store, CamelFolderInfo *tree); - -static gboolean folder_subscribed (CamelStore *store, const char *folder_name); -static void subscribe_folder (CamelStore *store, const char *folder_name, CamelException *ex); -static void unsubscribe_folder (CamelStore *store, const char *folder_name, CamelException *ex); - -static void noop (CamelStore *store, CamelException *ex); - -static void construct (CamelService *service, CamelSession *session, - CamelProvider *provider, CamelURL *url, - CamelException *ex); - -static int store_setv (CamelObject *object, CamelException *ex, CamelArgV *args); -static int store_getv (CamelObject *object, CamelException *ex, CamelArgGetV *args); - -static void -camel_store_class_init (CamelStoreClass *camel_store_class) -{ - CamelObjectClass *camel_object_class = CAMEL_OBJECT_CLASS (camel_store_class); - CamelServiceClass *camel_service_class = CAMEL_SERVICE_CLASS(camel_store_class); - - parent_class = CAMEL_SERVICE_CLASS (camel_type_get_global_classfuncs (camel_service_get_type ())); - - /* virtual method definition */ - camel_store_class->hash_folder_name = g_str_hash; - camel_store_class->compare_folder_name = g_str_equal; - camel_store_class->get_folder = get_folder; - camel_store_class->get_inbox = get_inbox; - camel_store_class->init_trash = init_trash; - camel_store_class->get_trash = get_trash; - camel_store_class->init_junk = init_junk; - camel_store_class->get_junk = get_junk; - camel_store_class->create_folder = create_folder; - camel_store_class->delete_folder = delete_folder; - camel_store_class->rename_folder = rename_folder; - camel_store_class->sync = store_sync; - camel_store_class->get_folder_info = get_folder_info; - camel_store_class->free_folder_info = free_folder_info; - camel_store_class->folder_subscribed = folder_subscribed; - camel_store_class->subscribe_folder = subscribe_folder; - camel_store_class->unsubscribe_folder = unsubscribe_folder; - camel_store_class->noop = noop; - - /* virtual method overload */ - camel_service_class->construct = construct; - - camel_object_class->setv = store_setv; - camel_object_class->getv = store_getv; - - camel_object_class_add_event(camel_object_class, "folder_created", NULL); - camel_object_class_add_event(camel_object_class, "folder_deleted", NULL); - camel_object_class_add_event(camel_object_class, "folder_renamed", NULL); - camel_object_class_add_event(camel_object_class, "folder_subscribed", NULL); - camel_object_class_add_event(camel_object_class, "folder_unsubscribed", NULL); -} - -static void -camel_store_init (void *o) -{ - CamelStore *store = o; - CamelStoreClass *store_class = (CamelStoreClass *)CAMEL_OBJECT_GET_CLASS (o); - - if (store_class->hash_folder_name) { - store->folders = camel_object_bag_new(store_class->hash_folder_name, - store_class->compare_folder_name, - (CamelCopyFunc)g_strdup, g_free); - } else - store->folders = NULL; - - /* set vtrash and vjunk on by default */ - store->flags = CAMEL_STORE_VTRASH | CAMEL_STORE_VJUNK; - - store->dir_sep = '/'; - - store->priv = g_malloc0 (sizeof (*store->priv)); - store->priv->folder_lock = e_mutex_new (E_MUTEX_REC); -} - -static void -camel_store_finalize (CamelObject *object) -{ - CamelStore *store = CAMEL_STORE (object); - - if (store->folders) - camel_object_bag_destroy(store->folders); - - e_mutex_destroy (store->priv->folder_lock); - - g_free (store->priv); -} - - -CamelType -camel_store_get_type (void) -{ - static CamelType camel_store_type = CAMEL_INVALID_TYPE; - - if (camel_store_type == CAMEL_INVALID_TYPE) { - camel_store_type = camel_type_register (CAMEL_SERVICE_TYPE, "CamelStore", - sizeof (CamelStore), - sizeof (CamelStoreClass), - (CamelObjectClassInitFunc) camel_store_class_init, - NULL, - (CamelObjectInitFunc) camel_store_init, - (CamelObjectFinalizeFunc) camel_store_finalize ); - } - - return camel_store_type; -} - -static int -store_setv (CamelObject *object, CamelException *ex, CamelArgV *args) -{ - /* CamelStore doesn't currently have anything to set */ - return CAMEL_OBJECT_CLASS (parent_class)->setv (object, ex, args); -} - -static int -store_getv (CamelObject *object, CamelException *ex, CamelArgGetV *args) -{ - /* CamelStore doesn't currently have anything to get */ - return CAMEL_OBJECT_CLASS (parent_class)->getv (object, ex, args); -} - -static void -construct (CamelService *service, CamelSession *session, - CamelProvider *provider, CamelURL *url, - CamelException *ex) -{ - CamelStore *store = CAMEL_STORE(service); - - parent_class->construct(service, session, provider, url, ex); - if (camel_exception_is_set (ex)) - return; - - if (camel_url_get_param(url, "filter")) - store->flags |= CAMEL_STORE_FILTER_INBOX; -} - -static CamelFolder * -get_folder (CamelStore *store, const char *folder_name, guint32 flags, CamelException *ex) -{ - w(g_warning ("CamelStore::get_folder not implemented for `%s'", - camel_type_to_name (CAMEL_OBJECT_GET_TYPE (store)))); - - camel_exception_setv (ex, CAMEL_EXCEPTION_STORE_INVALID, - _("Cannot get folder: Invalid operation on this store")); - - return NULL; -} - -/** - * camel_store_get_folder: Return the folder corresponding to a path. - * @store: a CamelStore - * @folder_name: name of the folder to get - * @flags: folder flags (create, save body index, etc) - * @ex: a CamelException - * - * Return value: the folder corresponding to the path @folder_name. - **/ -CamelFolder * -camel_store_get_folder (CamelStore *store, const char *folder_name, guint32 flags, CamelException *ex) -{ - CamelFolder *folder = NULL; - - g_return_val_if_fail (folder_name != NULL, NULL); - - CAMEL_STORE_LOCK(store, folder_lock); - - if (store->folders) - /* Try cache first. */ - folder = camel_object_bag_reserve(store->folders, folder_name); - - if (!folder) { - folder = CS_CLASS (store)->get_folder (store, folder_name, flags, ex); - if (folder) { - /* Add the folder to the vTrash/vJunk folder if this store implements it */ - if (store->vtrash) - camel_vee_folder_add_folder (CAMEL_VEE_FOLDER (store->vtrash), folder); - if (store->vjunk) - camel_vee_folder_add_folder (CAMEL_VEE_FOLDER (store->vjunk), folder); - - if (store->folders) - camel_object_bag_add(store->folders, folder_name, folder); - } else { - if (store->folders) - camel_object_bag_abort(store->folders, folder_name); - } - } - - CAMEL_STORE_UNLOCK(store, folder_lock); - return folder; -} - -static CamelFolderInfo * -create_folder (CamelStore *store, const char *parent_name, - const char *folder_name, CamelException *ex) -{ - w(g_warning ("CamelStore::create_folder not implemented for `%s'", - camel_type_to_name (CAMEL_OBJECT_GET_TYPE (store)))); - - camel_exception_setv (ex, CAMEL_EXCEPTION_STORE_INVALID, - _("Cannot create folder: Invalid operation on this store")); - - return NULL; -} - -/** - * camel_store_create_folder: - * @store: a CamelStore - * @parent_name: name of the new folder's parent, or %NULL - * @folder_name: name of the folder to create - * @ex: a CamelException - * - * Creates a new folder as a child of an existing folder. - * @parent_name can be %NULL to create a new top-level folder. - * - * Return value: info about the created folder, which the caller must - * free with camel_store_free_folder_info(). - **/ -CamelFolderInfo * -camel_store_create_folder (CamelStore *store, const char *parent_name, - const char *folder_name, CamelException *ex) -{ - CamelFolderInfo *fi; - - CAMEL_STORE_LOCK(store, folder_lock); - fi = CS_CLASS (store)->create_folder (store, parent_name, folder_name, ex); - CAMEL_STORE_UNLOCK(store, folder_lock); - - return fi; -} - - -static void -delete_folder (CamelStore *store, const char *folder_name, CamelException *ex) -{ - w(g_warning ("CamelStore::delete_folder not implemented for `%s'", - camel_type_to_name (CAMEL_OBJECT_GET_TYPE (store)))); -} - -/** - * camel_store_delete_folder: Delete the folder corresponding to a path. - * @store: a CamelStore - * @folder_name: name of the folder to delete - * @ex: a CamelException - * - * Deletes the named folder. The folder must be empty. - **/ -void -camel_store_delete_folder (CamelStore *store, const char *folder_name, CamelException *ex) -{ - CamelFolder *folder = NULL; - - CAMEL_STORE_LOCK(store, folder_lock); - - /* NB: Note similarity of this code to unsubscribe_folder */ - - /* if we deleted a folder, force it out of the cache, and also out of the vtrash/vjunk if setup */ - if (store->folders) { - folder = camel_object_bag_get(store->folders, folder_name); - if (folder) { - if (store->vtrash) - camel_vee_folder_remove_folder((CamelVeeFolder *)store->vtrash, folder); - if (store->vjunk) - camel_vee_folder_remove_folder((CamelVeeFolder *)store->vjunk, folder); - camel_folder_delete (folder); - } - } - - CS_CLASS (store)->delete_folder (store, folder_name, ex); - - if (folder) { - if (store->folders) - camel_object_bag_remove (store->folders, folder); - - camel_object_unref (folder); - } - - CAMEL_STORE_UNLOCK(store, folder_lock); -} - -static void -rename_folder (CamelStore *store, const char *old_name, const char *new_name, CamelException *ex) -{ - w(g_warning ("CamelStore::rename_folder not implemented for `%s'", - camel_type_to_name (CAMEL_OBJECT_GET_TYPE (store)))); -} - -/** - * camel_store_rename_folder: - * @store: a CamelStore - * @old_name: the current name of the folder - * @new_name: the new name of the folder - * @ex: a CamelException - * - * Rename a named folder to a new name. - **/ -void -camel_store_rename_folder (CamelStore *store, const char *old_name, const char *new_name, CamelException *ex) -{ - CamelFolder *folder; - int i, oldlen, namelen; - GPtrArray *folders; - - d(printf("store rename folder %s '%s' '%s'\n", ((CamelService *)store)->url->protocol, old_name, new_name)); - - if (strcmp(old_name, new_name) == 0) - return; - - oldlen = strlen(old_name); - - CAMEL_STORE_LOCK(store, folder_lock); - - /* If the folder is open (or any subfolders of the open folder) - We need to rename them atomically with renaming the actual folder path */ - if (store->folders) { - folders = camel_object_bag_list(store->folders); - for (i=0;i<folders->len;i++) { - folder = folders->pdata[i]; - namelen = strlen(folder->full_name); - if ((namelen == oldlen && - strcmp(folder->full_name, old_name) == 0) - || ((namelen > oldlen) - && strncmp(folder->full_name, old_name, oldlen) == 0 - && folder->full_name[oldlen] == store->dir_sep)) { - d(printf("Found subfolder of '%s' == '%s'\n", old_name, folder->full_name)); - CAMEL_FOLDER_LOCK(folder, lock); - } else { - g_ptr_array_remove_index_fast(folders, i); - i--; - camel_object_unref(folder); - } - } - } - - /* Now try the real rename (will emit renamed event) */ - CS_CLASS (store)->rename_folder (store, old_name, new_name, ex); - - /* If it worked, update all open folders/unlock them */ - if (!camel_exception_is_set(ex)) { - guint32 flags = CAMEL_STORE_FOLDER_INFO_RECURSIVE; - CamelRenameInfo reninfo; - - for (i=0;i<folders->len;i++) { - char *new; - - folder = folders->pdata[i]; - - new = g_strdup_printf("%s%s", new_name, folder->full_name+strlen(old_name)); - camel_object_bag_remove(store->folders, folder); - camel_object_bag_add(store->folders, new, folder); - camel_folder_rename(folder, new); - - CAMEL_FOLDER_UNLOCK(folder, lock); - camel_object_unref(folder); - } - - /* Emit changed signal */ - if (store->flags & CAMEL_STORE_SUBSCRIPTIONS) - flags |= CAMEL_STORE_FOLDER_INFO_SUBSCRIBED; - - reninfo.old_base = (char *)old_name; - reninfo.new = ((CamelStoreClass *)((CamelObject *)store)->klass)->get_folder_info(store, new_name, flags, ex); - if (reninfo.new != NULL) { - camel_object_trigger_event (store, "folder_renamed", &reninfo); - ((CamelStoreClass *)((CamelObject *)store)->klass)->free_folder_info(store, reninfo.new); - } - } else { - /* Failed, just unlock our folders for re-use */ - for (i=0;i<folders->len;i++) { - folder = folders->pdata[i]; - CAMEL_FOLDER_UNLOCK(folder, lock); - camel_object_unref(folder); - } - } - - CAMEL_STORE_UNLOCK(store, folder_lock); - - g_ptr_array_free(folders, TRUE); -} - - -static CamelFolder * -get_inbox (CamelStore *store, CamelException *ex) -{ - /* Default: assume the inbox's name is "inbox" - * and open with default flags. - */ - return CS_CLASS (store)->get_folder (store, "inbox", 0, ex); -} - -/** - * camel_store_get_inbox: - * @store: a CamelStore - * @ex: a CamelException - * - * Return value: the folder in the store into which new mail is - * delivered, or %NULL if no such folder exists. - **/ -CamelFolder * -camel_store_get_inbox (CamelStore *store, CamelException *ex) -{ - CamelFolder *folder; - - CAMEL_STORE_LOCK(store, folder_lock); - folder = CS_CLASS (store)->get_inbox (store, ex); - CAMEL_STORE_UNLOCK(store, folder_lock); - - return folder; -} - -static void -trash_finalize (CamelObject *trash, gpointer event_data, gpointer user_data) -{ - CamelStore *store = CAMEL_STORE (user_data); - - store->vtrash = NULL; -} - -static void -junk_finalize (CamelObject *junk, gpointer event_data, gpointer user_data) -{ - CamelStore *store = CAMEL_STORE (user_data); - - store->vjunk = NULL; -} - -/* FIXME: derive vjunk folder object from vee_folder */ -#include "camel-vee-store.h" -static CamelFolder * -camel_vjunk_folder_new (CamelStore *parent_store, const char *name) -{ - CamelFolder *vjunk; - - vjunk = (CamelFolder *)camel_object_new (camel_vee_folder_get_type ()); - vjunk->folder_flags |= CAMEL_FOLDER_IS_JUNK; - camel_vee_folder_construct (CAMEL_VEE_FOLDER (vjunk), parent_store, name, - CAMEL_STORE_FOLDER_PRIVATE | CAMEL_STORE_FOLDER_CREATE | CAMEL_STORE_VEE_FOLDER_AUTO); - camel_vee_folder_set_expression((CamelVeeFolder *)vjunk, "(match-all (system-flag \"Junk\"))"); - - return vjunk; -} - -static void -init_trash_or_junk (CamelStore *store, CamelFolder *folder, void (*finalize) (CamelObject *o, gpointer event_data, gpointer user_data)) -{ - if (folder) { - /* FIXME: this should probably use the object bag or another one ? ... */ - /* attach to the finalise event of the vtrash/vjunk */ - camel_object_hook_event (folder, "finalize", finalize, store); - - /* add all the pre-opened folders to the vtrash/vjunk */ - if (store->folders) { - GPtrArray *folders = camel_object_bag_list(store->folders); - int i; - - for (i=0;i<folders->len;i++) { - camel_vee_folder_add_folder (CAMEL_VEE_FOLDER (folder), (CamelFolder *)folders->pdata[i]); - camel_object_unref(folders->pdata[i]); - } - g_ptr_array_free(folders, TRUE); - } - } -} - -static void -init_trash (CamelStore *store) -{ - if ((store->flags & CAMEL_STORE_VTRASH) == 0) - return; - - store->vtrash = camel_vtrash_folder_new (store, CAMEL_VTRASH_NAME); - init_trash_or_junk (store, store->vtrash, trash_finalize); -} - -static void -init_junk (CamelStore *store) -{ - if ((store->flags & CAMEL_STORE_VJUNK) == 0) - return; - - store->vjunk = camel_vjunk_folder_new (store, CAMEL_VJUNK_NAME); - init_trash_or_junk (store, store->vjunk, junk_finalize); -} - -static CamelFolder * -get_trash (CamelStore *store, CamelException *ex) -{ - if (store->vtrash) { - camel_object_ref (store->vtrash); - return store->vtrash; - } else { - CS_CLASS (store)->init_trash (store); - if (store->vtrash) { - /* We don't ref here because we don't want the - store to own a ref on the trash folder */ - /*camel_object_ref (store->vtrash);*/ - return store->vtrash; - } else { - w(g_warning ("This store does not support vTrash.")); - return NULL; - } - } -} - -static CamelFolder * -get_junk (CamelStore *store, CamelException *ex) -{ - if (store->vjunk) { - camel_object_ref (CAMEL_OBJECT (store->vjunk)); - return store->vjunk; - } else { - CS_CLASS (store)->init_junk (store); - if (store->vjunk) { - /* We don't ref here because we don't want the - store to own a ref on the junk folder */ - /*camel_object_ref (CAMEL_OBJECT (store->vjunk));*/ - return store->vjunk; - } else { - w(g_warning ("This store does not support vJunk.")); - return NULL; - } - } -} - -/** - * camel_store_get_trash: - * @store: a CamelStore - * @ex: a CamelException - * - * Return value: the folder in the store into which trash is - * delivered, or %NULL if no such folder exists. - **/ -CamelFolder * -camel_store_get_trash (CamelStore *store, CamelException *ex) -{ - CamelFolder *folder; - - if ((store->flags & CAMEL_STORE_VTRASH) == 0) - return NULL; - - CAMEL_STORE_LOCK(store, folder_lock); - folder = CS_CLASS (store)->get_trash (store, ex); - CAMEL_STORE_UNLOCK(store, folder_lock); - - return folder; -} - -/** - * camel_store_get_junk: - * @store: a CamelStore - * @ex: a CamelException - * - * Return value: the folder in the store into which junk is - * delivered, or %NULL if no such folder exists. - **/ -CamelFolder * -camel_store_get_junk (CamelStore *store, CamelException *ex) -{ - CamelFolder *folder; - - if ((store->flags & CAMEL_STORE_VJUNK) == 0) - return NULL; - - CAMEL_STORE_LOCK(store, folder_lock); - folder = CS_CLASS (store)->get_junk (store, ex); - CAMEL_STORE_UNLOCK(store, folder_lock); - - return folder; -} - -static void -store_sync (CamelStore *store, CamelException *ex) -{ - if (store->folders) { - GPtrArray *folders; - CamelFolder *folder; - CamelException x; - int i; - - camel_exception_init(&x); - folders = camel_object_bag_list(store->folders); - for (i=0;i<folders->len;i++) { - folder = folders->pdata[i]; - if (!camel_exception_is_set(&x)) - camel_folder_sync(folder, FALSE, &x); - camel_object_unref(folder); - } - camel_exception_xfer(ex, &x); - g_ptr_array_free(folders, TRUE); - } -} - -/** - * camel_store_sync: - * @store: a CamelStore - * @ex: a CamelException - * - * Syncs any changes that have been made to the store object and its - * folders with the real store. - **/ -void -camel_store_sync (CamelStore *store, CamelException *ex) -{ - g_return_if_fail (CAMEL_IS_STORE (store)); - - CS_CLASS (store)->sync (store, ex); -} - - -static CamelFolderInfo * -get_folder_info (CamelStore *store, const char *top, - guint32 flags, CamelException *ex) -{ - w(g_warning ("CamelStore::get_folder_info not implemented for `%s'", - camel_type_to_name (CAMEL_OBJECT_GET_TYPE (store)))); - - return NULL; -} - -static void -add_special_info (CamelStore *store, CamelFolderInfo *info, const char *name, const char *full_name, - const char *url_base, gboolean unread_count) -{ - CamelFolderInfo *fi, *vinfo, *parent; - char *uri, *path; - CamelURL *url; - - g_return_if_fail (info != NULL); - - parent = NULL; - for (fi = info; fi; fi = fi->sibling) { - if (!strcmp (fi->name, name)) - break; - parent = fi; - } - - /* create our vTrash/vJunk URL */ - url = camel_url_new (info->url, NULL); - if (((CamelService *) store)->provider->url_flags & CAMEL_URL_FRAGMENT_IS_PATH) { - camel_url_set_fragment (url, name); - } else { - path = g_strdup_printf ("/%s", name); - camel_url_set_path (url, path); - g_free (path); - } - - uri = camel_url_to_string (url, CAMEL_URL_HIDE_ALL); - camel_url_free (url); - - if (fi) { - /* We're going to replace the physical Trash/Junk folder with our vTrash/vJunk folder */ - vinfo = fi; - g_free (vinfo->full_name); - g_free (vinfo->name); - g_free (vinfo->url); - g_free (vinfo->path); - } else { - /* There wasn't a Trash/Junk folder so create a new folder entry */ - vinfo = g_new0 (CamelFolderInfo, 1); - - g_assert(parent != NULL); - - vinfo->flags |= CAMEL_FOLDER_NOINFERIORS | CAMEL_FOLDER_SUBSCRIBED; - - /* link it into the right spot */ - vinfo->sibling = parent->sibling; - parent->sibling = vinfo; - } - - /* Fill in the new fields */ - vinfo->full_name = g_strdup (full_name); - vinfo->name = g_strdup (vinfo->full_name); - vinfo->url = g_strdup_printf ("%s:%s", url_base, uri); - if (!unread_count) - vinfo->unread_message_count = -1; - vinfo->path = g_strdup_printf ("/%s", vinfo->name); - g_free (uri); -} - -/** - * camel_store_get_folder_info: - * @store: a CamelStore - * @top: the name of the folder to start from - * @flags: various CAMEL_STORE_FOLDER_INFO_* flags to control behavior - * @ex: a CamelException - * - * This fetches information about the folder structure of @store, - * starting with @top, and returns a tree of CamelFolderInfo - * structures. If @flags includes %CAMEL_STORE_FOLDER_INFO_SUBSCRIBED, - * only subscribed folders will be listed. (This flag can only be used - * for stores that support subscriptions.) If @flags includes - * %CAMEL_STORE_FOLDER_INFO_RECURSIVE, the returned tree will include - * all levels of hierarchy below @top. If not, it will only include - * the immediate subfolders of @top. If @flags includes - * %CAMEL_STORE_FOLDER_INFO_FAST, the unread_message_count fields of - * some or all of the structures may be set to -1, if the store cannot - * determine that information quickly. - * - * Return value: a CamelFolderInfo tree, which must be freed with - * camel_store_free_folder_info. - **/ -CamelFolderInfo * -camel_store_get_folder_info (CamelStore *store, const char *top, - guint32 flags, CamelException *ex) -{ - CamelFolderInfo *info; - - g_return_val_if_fail (CAMEL_IS_STORE (store), NULL); - g_return_val_if_fail ((store->flags & CAMEL_STORE_SUBSCRIPTIONS) || - !(flags & CAMEL_STORE_FOLDER_INFO_SUBSCRIBED), - NULL); - - CAMEL_STORE_LOCK(store, folder_lock); - info = CS_CLASS (store)->get_folder_info (store, top, flags, ex); - CAMEL_STORE_UNLOCK(store, folder_lock); - - if (info && (top == NULL || *top == '\0')) { - if (info->url && (store->flags & CAMEL_STORE_VTRASH)) - add_special_info (store, info, CAMEL_VTRASH_NAME, _("Trash"), "vtrash", FALSE); - if (info->url && (store->flags & CAMEL_STORE_VJUNK)) - add_special_info (store, info, CAMEL_VJUNK_NAME, _("Junk"), "vjunk", TRUE); - } - - return info; -} - - -static void -free_folder_info (CamelStore *store, CamelFolderInfo *fi) -{ - w(g_warning ("CamelStore::free_folder_info not implemented for `%s'", - camel_type_to_name (CAMEL_OBJECT_GET_TYPE (store)))); -} - -/** - * camel_store_free_folder_info: - * @store: a CamelStore - * @tree: the tree returned by camel_store_get_folder_info() - * - * Frees the data returned by camel_store_get_folder_info(). - **/ -void -camel_store_free_folder_info (CamelStore *store, CamelFolderInfo *fi) -{ - g_return_if_fail (CAMEL_IS_STORE (store)); - - CS_CLASS (store)->free_folder_info (store, fi); -} - -/** - * camel_store_free_folder_info_full: - * @store: a CamelStore - * @tree: the tree returned by camel_store_get_folder_info() - * - * An implementation for CamelStore::free_folder_info. Frees all - * of the data. - **/ -void -camel_store_free_folder_info_full (CamelStore *store, CamelFolderInfo *fi) -{ - camel_folder_info_free (fi); -} - -/** - * camel_store_free_folder_info_nop: - * @store: a CamelStore - * @tree: the tree returned by camel_store_get_folder_info() - * - * An implementation for CamelStore::free_folder_info. Does nothing. - **/ -void -camel_store_free_folder_info_nop (CamelStore *store, CamelFolderInfo *fi) -{ - ; -} - - -/** - * camel_folder_info_free: - * @fi: the CamelFolderInfo - * - * Frees @fi. - **/ -void -camel_folder_info_free (CamelFolderInfo *fi) -{ - if (fi) { - camel_folder_info_free (fi->sibling); - camel_folder_info_free (fi->child); - g_free (fi->name); - g_free (fi->full_name); - g_free (fi->path); - g_free (fi->url); - g_free (fi); - } -} - - -/** - * camel_folder_info_build_path: - * @fi: folder info - * @separator: directory separator - * - * Sets the folder info path based on the folder's full name and - * directory separator. - **/ -void -camel_folder_info_build_path (CamelFolderInfo *fi, char separator) -{ - const char *full_name; - char *p; - - full_name = fi->full_name; - while (*full_name == separator) - full_name++; - - fi->path = g_strdup_printf ("/%s", full_name); - if (separator != '/') { - for (p = fi->path; *p; p++) { - if (*p == separator) - *p = '/'; - } - } -} - -static int -folder_info_cmp (const void *ap, const void *bp) -{ - const CamelFolderInfo *a = ((CamelFolderInfo **)ap)[0]; - const CamelFolderInfo *b = ((CamelFolderInfo **)bp)[0]; - - return strcmp (a->full_name, b->full_name); -} - -static void -free_name(void *key, void *data, void *user) -{ - g_free(key); -} - -/** - * camel_folder_info_build: - * @folders: an array of CamelFolderInfo - * @namespace: an ignorable prefix on the folder names - * @separator: the hieararchy separator character - * @short_names: %TRUE if the (short) name of a folder is the part after - * the last @separator in the full name. %FALSE if it is the full name. - * - * This takes an array of folders and attaches them together according - * to the hierarchy described by their full_names and @separator. If - * @namespace is non-%NULL, then it will be ignored as a full_name - * prefix, for purposes of comparison. If necessary, - * camel_folder_info_build will create additional CamelFolderInfo with - * %NULL urls to fill in gaps in the tree. The value of @short_names - * is used in constructing the names of these intermediate folders. - * - * Return value: the top level of the tree of linked folder info. - **/ -CamelFolderInfo * -camel_folder_info_build (GPtrArray *folders, const char *namespace, - char separator, gboolean short_names) -{ - CamelFolderInfo *fi, *pfi, *top = NULL, *tail = NULL; - GHashTable *hash; - char *name, *p, *pname; - int i, nlen; - - if (!namespace) - namespace = ""; - nlen = strlen (namespace); - - qsort (folders->pdata, folders->len, sizeof (folders->pdata[0]), folder_info_cmp); - - /* Hash the folders. */ - hash = g_hash_table_new (g_str_hash, g_str_equal); - for (i = 0; i < folders->len; i++) { - fi = folders->pdata[i]; - if (!strncmp (namespace, fi->full_name, nlen)) - name = fi->full_name + nlen; - else - name = fi->full_name; - if (*name == separator) - name++; - g_hash_table_insert (hash, g_strdup(name), fi); - } - - /* Now find parents. */ - for (i = 0; i < folders->len; i++) { - fi = folders->pdata[i]; - if (!strncmp (namespace, fi->full_name, nlen)) - name = fi->full_name + nlen; - else - name = fi->full_name; - if (*name == separator) - name++; - - /* set the path if it isn't already set */ - if (!fi->path) - camel_folder_info_build_path (fi, separator); - - p = strrchr (name, separator); - if (p) { - pname = g_strndup (name, p - name); - pfi = g_hash_table_lookup (hash, pname); - if (pfi) { - g_free (pname); - } else { - /* we are missing a folder in the heirarchy so - create a fake folder node */ - CamelURL *url; - char *sep; - - pfi = g_new0 (CamelFolderInfo, 1); - if (short_names) { - pfi->name = strrchr (pname, separator); - if (pfi->name) - pfi->name = g_strdup (pfi->name + 1); - else - pfi->name = g_strdup (pname); - } else - pfi->name = g_strdup (pname); - - /* FIXME: url's with fragments should have the fragment truncated, not path */ - url = camel_url_new (fi->url, NULL); - sep = strrchr (url->path, separator); - if (sep) - *sep = '\0'; - else - d(g_warning ("huh, no \"%c\" in \"%s\"?", separator, fi->url)); - - pfi->full_name = g_strdup(url->path+1); - - /* since this is a "fake" folder node, it is not selectable */ - camel_url_set_param (url, "noselect", "yes"); - pfi->url = camel_url_to_string (url, 0); - camel_url_free (url); - - g_hash_table_insert (hash, pname, pfi); - g_ptr_array_add (folders, pfi); - } - tail = pfi->child; - if (tail == NULL) { - pfi->child = fi; - } else { - while (tail->sibling) - tail = tail->sibling; - tail->sibling = fi; - } - fi->parent = pfi; - } else if (!top) - top = fi; - } - g_hash_table_foreach(hash, free_name, NULL); - g_hash_table_destroy (hash); - - /* Link together the top-level folders */ - tail = top; - for (i = 0; i < folders->len; i++) { - fi = folders->pdata[i]; - if (fi->parent || fi == top) - continue; - if (tail == NULL) { - tail = fi; - top = fi; - } else { - tail->sibling = fi; - tail = fi; - } - } - - return top; -} - -static CamelFolderInfo *folder_info_clone_rec(CamelFolderInfo *fi, CamelFolderInfo *parent) -{ - CamelFolderInfo *info; - - info = g_malloc(sizeof(*info)); - info->parent = parent; - info->url = g_strdup(fi->url); - info->name = g_strdup(fi->name); - info->full_name = g_strdup(fi->full_name); - info->path = g_strdup(fi->path); - info->unread_message_count = fi->unread_message_count; - - if (fi->sibling) - info->sibling = folder_info_clone_rec(fi->sibling, parent); - else - info->sibling = NULL; - - if (fi->child) - info->child = folder_info_clone_rec(fi->child, info); - else - info->child = NULL; - - return info; -} - -CamelFolderInfo * -camel_folder_info_clone(CamelFolderInfo *fi) -{ - if (fi == NULL) - return NULL; - - return folder_info_clone_rec(fi, NULL); -} - -gboolean -camel_store_supports_subscriptions (CamelStore *store) -{ - return (store->flags & CAMEL_STORE_SUBSCRIPTIONS); -} - - -static gboolean -folder_subscribed (CamelStore *store, const char *folder_name) -{ - w(g_warning ("CamelStore::folder_subscribed not implemented for `%s'", - camel_type_to_name (CAMEL_OBJECT_GET_TYPE (store)))); - - return FALSE; -} - -/** - * camel_store_folder_subscribed: Tell whether or not a folder has been subscribed to. - * @store: a CamelStore - * @folder_name: the folder on which we're querying subscribed status. - * Return value: TRUE if folder is subscribed, FALSE if not. - **/ -gboolean -camel_store_folder_subscribed (CamelStore *store, - const char *folder_name) -{ - gboolean ret; - - g_return_val_if_fail (CAMEL_IS_STORE (store), FALSE); - g_return_val_if_fail (store->flags & CAMEL_STORE_SUBSCRIPTIONS, FALSE); - - CAMEL_STORE_LOCK(store, folder_lock); - - ret = CS_CLASS (store)->folder_subscribed (store, folder_name); - - CAMEL_STORE_UNLOCK(store, folder_lock); - - return ret; -} - -static void -subscribe_folder (CamelStore *store, const char *folder_name, CamelException *ex) -{ - w(g_warning ("CamelStore::subscribe_folder not implemented for `%s'", - camel_type_to_name (CAMEL_OBJECT_GET_TYPE (store)))); -} - -/** - * camel_store_subscribe_folder: marks a folder as subscribed. - * @store: a CamelStore - * @folder_name: the folder to subscribe to. - **/ -void -camel_store_subscribe_folder (CamelStore *store, - const char *folder_name, - CamelException *ex) -{ - g_return_if_fail (CAMEL_IS_STORE (store)); - g_return_if_fail (store->flags & CAMEL_STORE_SUBSCRIPTIONS); - - CAMEL_STORE_LOCK(store, folder_lock); - - CS_CLASS (store)->subscribe_folder (store, folder_name, ex); - - CAMEL_STORE_UNLOCK(store, folder_lock); -} - -static void -unsubscribe_folder (CamelStore *store, const char *folder_name, CamelException *ex) -{ - w(g_warning ("CamelStore::unsubscribe_folder not implemented for `%s'", - camel_type_to_name (CAMEL_OBJECT_GET_TYPE (store)))); -} - - -/** - * camel_store_unsubscribe_folder: marks a folder as unsubscribed. - * @store: a CamelStore - * @folder_name: the folder to unsubscribe from. - **/ -void -camel_store_unsubscribe_folder (CamelStore *store, - const char *folder_name, - CamelException *ex) -{ - CamelFolder *folder = NULL; - - g_return_if_fail (CAMEL_IS_STORE (store)); - g_return_if_fail (store->flags & CAMEL_STORE_SUBSCRIPTIONS); - - CAMEL_STORE_LOCK(store, folder_lock); - - /* NB: Note similarity of this code to delete_folder */ - - /* if we deleted a folder, force it out of the cache, and also out of the vtrash/vjunk if setup */ - if (store->folders) { - folder = camel_object_bag_get(store->folders, folder_name); - if (folder) { - if (store->vtrash) - camel_vee_folder_remove_folder((CamelVeeFolder *)store->vtrash, folder); - if (store->vjunk) - camel_vee_folder_remove_folder((CamelVeeFolder *)store->vjunk, folder); - camel_folder_delete (folder); - } - } - - CS_CLASS (store)->unsubscribe_folder (store, folder_name, ex); - - if (folder) { - if (store->folders) - camel_object_bag_remove(store->folders, folder); - - camel_object_unref(folder); - } - - CAMEL_STORE_UNLOCK(store, folder_lock); -} - - -static void -noop (CamelStore *store, CamelException *ex) -{ - /* no-op */ - ; -} - - -/** - * camel_store_noop: - * @store: CamelStore - * @ex: exception - * - * Pings @store so that its connection doesn't timeout. - **/ -void -camel_store_noop (CamelStore *store, CamelException *ex) -{ - CS_CLASS (store)->noop (store, ex); -} - - -/* Return true if these uri's refer to the same object */ -gboolean -camel_store_uri_cmp(CamelStore *store, const char *uria, const char *urib) -{ - g_assert(CAMEL_IS_STORE(store)); - - return CS_CLASS(store)->compare_folder_name(uria, urib); -} |