diff options
Diffstat (limited to 'camel/providers/local/camel-maildir-store.c')
-rw-r--r-- | camel/providers/local/camel-maildir-store.c | 413 |
1 files changed, 0 insertions, 413 deletions
diff --git a/camel/providers/local/camel-maildir-store.c b/camel/providers/local/camel-maildir-store.c deleted file mode 100644 index ef152b132f..0000000000 --- a/camel/providers/local/camel-maildir-store.c +++ /dev/null @@ -1,413 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- - * - * Copyright (C) 2000 Ximian, Inc. - * - * Authors: Michael Zucchi <notzed@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 <sys/types.h> -#include <sys/stat.h> -#include <errno.h> -#include <string.h> -#include <unistd.h> - -#include <dirent.h> - -#include "camel-maildir-store.h" -#include "camel-maildir-folder.h" -#include "camel-exception.h" -#include "camel-url.h" -#include "camel-private.h" - -#define d(x) - -static CamelLocalStoreClass *parent_class = NULL; - -/* Returns the class for a CamelMaildirStore */ -#define CMAILDIRS_CLASS(so) CAMEL_MAILDIR_STORE_CLASS (CAMEL_OBJECT_GET_CLASS(so)) -#define CF_CLASS(so) CAMEL_FOLDER_CLASS (CAMEL_OBJECT_GET_CLASS(so)) -#define CMAILDIRF_CLASS(so) CAMEL_MAILDIR_FOLDER_CLASS (CAMEL_OBJECT_GET_CLASS(so)) - -static CamelFolder *get_folder(CamelStore * store, const char *folder_name, guint32 flags, CamelException * ex); -static CamelFolder *get_inbox (CamelStore *store, CamelException *ex); -static void delete_folder(CamelStore * store, const char *folder_name, CamelException * ex); - -static CamelFolderInfo * get_folder_info (CamelStore *store, const char *top, guint32 flags, CamelException *ex); - -static void camel_maildir_store_class_init(CamelObjectClass * camel_maildir_store_class) -{ - CamelStoreClass *camel_store_class = CAMEL_STORE_CLASS(camel_maildir_store_class); - /*CamelServiceClass *camel_service_class = CAMEL_SERVICE_CLASS(camel_maildir_store_class);*/ - - parent_class = (CamelLocalStoreClass *)camel_type_get_global_classfuncs(camel_local_store_get_type()); - - /* virtual method overload, use defaults for most */ - camel_store_class->get_folder = get_folder; - camel_store_class->get_inbox = get_inbox; - camel_store_class->delete_folder = delete_folder; - - camel_store_class->get_folder_info = get_folder_info; - camel_store_class->free_folder_info = camel_store_free_folder_info_full; -} - -CamelType camel_maildir_store_get_type(void) -{ - static CamelType camel_maildir_store_type = CAMEL_INVALID_TYPE; - - if (camel_maildir_store_type == CAMEL_INVALID_TYPE) { - camel_maildir_store_type = camel_type_register(CAMEL_LOCAL_STORE_TYPE, "CamelMaildirStore", - sizeof(CamelMaildirStore), - sizeof(CamelMaildirStoreClass), - (CamelObjectClassInitFunc) camel_maildir_store_class_init, - NULL, - NULL, - NULL); - } - - return camel_maildir_store_type; -} - -static CamelFolder *get_folder(CamelStore * store, const char *folder_name, guint32 flags, CamelException * ex) -{ - char *name, *tmp, *cur, *new; - struct stat st; - CamelFolder *folder = NULL; - - (void) ((CamelStoreClass *)parent_class)->get_folder(store, folder_name, flags, ex); - if (camel_exception_is_set(ex)) - return NULL; - - name = g_strdup_printf("%s%s", CAMEL_LOCAL_STORE(store)->toplevel_dir, folder_name); - tmp = g_strdup_printf("%s/tmp", name); - cur = g_strdup_printf("%s/cur", name); - new = g_strdup_printf("%s/new", name); - - if (stat(name, &st) == -1) { - if (errno != ENOENT) { - camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM, - _("Could not open folder `%s':\n%s"), - folder_name, strerror(errno)); - } else if ((flags & CAMEL_STORE_FOLDER_CREATE) == 0) { - camel_exception_setv(ex, CAMEL_EXCEPTION_STORE_NO_FOLDER, - _("Folder `%s' does not exist."), folder_name); - } else { - if (mkdir(name, 0700) != 0 - || mkdir(tmp, 0700) != 0 - || mkdir(cur, 0700) != 0 - || mkdir(new, 0700) != 0) { - camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM, - _("Could not create folder `%s':\n%s"), - folder_name, strerror(errno)); - rmdir(tmp); - rmdir(cur); - rmdir(new); - rmdir(name); - } else { - folder = camel_maildir_folder_new(store, folder_name, flags, ex); - } - } - } else if (!S_ISDIR(st.st_mode) - || stat(tmp, &st) != 0 || !S_ISDIR(st.st_mode) - || stat(cur, &st) != 0 || !S_ISDIR(st.st_mode) - || stat(new, &st) != 0 || !S_ISDIR(st.st_mode)) { - camel_exception_setv(ex, CAMEL_EXCEPTION_STORE_NO_FOLDER, - _("`%s' is not a maildir directory."), name); - } else { - folder = camel_maildir_folder_new(store, folder_name, flags, ex); - } - - g_free(name); - g_free(tmp); - g_free(cur); - g_free(new); - - return folder; -} - -static CamelFolder * -get_inbox (CamelStore *store, CamelException *ex) -{ - return get_folder (store, ".", 0, ex); -} - -static void delete_folder(CamelStore * store, const char *folder_name, CamelException * ex) -{ - char *name, *tmp, *cur, *new; - struct stat st; - - name = g_strdup_printf("%s%s", CAMEL_LOCAL_STORE(store)->toplevel_dir, folder_name); - - tmp = g_strdup_printf("%s/tmp", name); - cur = g_strdup_printf("%s/cur", name); - new = g_strdup_printf("%s/new", name); - - if (stat(name, &st) == -1 || !S_ISDIR(st.st_mode) - || stat(tmp, &st) == -1 || !S_ISDIR(st.st_mode) - || stat(cur, &st) == -1 || !S_ISDIR(st.st_mode) - || stat(new, &st) == -1 || !S_ISDIR(st.st_mode)) { - camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM, - _("Could not delete folder `%s': %s"), - folder_name, errno?strerror(errno):_("not a maildir directory")); - } else { - int err = 0; - - /* remove subdirs first - will fail if not empty */ - if (rmdir(cur) == -1 || rmdir(new) == -1) { - err = errno; - } else { - DIR *dir; - struct dirent *d; - - /* for tmp (only), its contents is irrelevant */ - dir = opendir(tmp); - if (dir) { - while ( (d=readdir(dir)) ) { - char *name = d->d_name, *file; - - if (!strcmp(name, ".") || !strcmp(name, "..")) - continue; - file = g_strdup_printf("%s/%s", tmp, name); - unlink(file); - g_free(file); - } - closedir(dir); - } - if (rmdir(tmp) == -1 || rmdir(name) == -1) - err = errno; - } - - if (err != 0) { - /* easier just to mkdir all (and let them fail), than remember what we got to */ - mkdir(name, 0700); - mkdir(cur, 0700); - mkdir(new, 0700); - mkdir(tmp, 0700); - camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM, - _("Could not delete folder `%s': %s"), - folder_name, strerror(err)); - } else { - /* and remove metadata */ - ((CamelStoreClass *)parent_class)->delete_folder(store, folder_name, ex); - } - } - - g_free(name); - g_free(tmp); - g_free(cur); - g_free(new); -} - -static CamelFolderInfo *camel_folder_info_new(const char *url, const char *full, const char *name, int unread) -{ - CamelFolderInfo *fi; - - fi = g_malloc0(sizeof(*fi)); - fi->url = g_strdup(url); - fi->full_name = g_strdup(full); - fi->name = g_strdup(name); - fi->unread_message_count = unread; - camel_folder_info_build_path(fi, '/'); - - d(printf("Adding maildir info: '%s' '%s' '%s' '%s'\n", fi->path, fi->name, fi->full_name, fi->url)); - - return fi; -} - -/* used to find out where we've visited already */ -struct _inode { - dev_t dnode; - ino_t inode; -}; - -/* returns number of records found at or below this level */ -static int scan_dir(CamelStore *store, GHashTable *visited, char *root, const char *path, guint32 flags, CamelFolderInfo *parent, CamelFolderInfo **fip, CamelException *ex) -{ - DIR *dir; - struct dirent *d; - char *name, *uri, *tmp, *cur, *new; - const char *base; - CamelFolderInfo *fi = NULL; - struct stat st; - CamelFolder *folder; - int unread; - - /* look for folders matching the right structure, recursively */ - name = g_strdup_printf("%s/%s", root, path); - - d(printf("checking dir '%s' part '%s' for maildir content\n", root, path)); - - tmp = g_strdup_printf("%s/tmp", name); - cur = g_strdup_printf("%s/cur", name); - new = g_strdup_printf("%s/new", name); - - if (stat(tmp, &st) == 0 && S_ISDIR(st.st_mode) - && stat(cur, &st) == 0 && S_ISDIR(st.st_mode) - && stat(new, &st) == 0 && S_ISDIR(st.st_mode)) { - uri = g_strdup_printf("maildir:%s#%s", root, path); - } else - uri = g_strdup_printf("maildir:%s;noselect=yes#%s", root, path); - - base = strrchr(path, '/'); - if (base) - base++; - else - base = path; - - /* if we have this folder open, get the real unread count */ - unread = -1; - - CAMEL_STORE_LOCK(store, cache_lock); - folder = g_hash_table_lookup(store->folders, path); - if (folder) - unread = camel_folder_get_unread_message_count(folder); - CAMEL_STORE_UNLOCK(store, cache_lock); - - /* if we dont have a folder, then scan the directory and get the unread - count from there, which is reasonably cheap (on decent filesystem) */ - /* Well we could get this from the summary, but this is more accurate */ - if (folder == NULL - && (flags & CAMEL_STORE_FOLDER_INFO_FAST) == 0) { - unread = 0; - dir = opendir(new); - if (dir) { - /* we assume that all files here are unread ones */ - while ( (d = readdir(dir)) ) { - if (d->d_name[0] != '.') - unread++; - } - closedir(dir); - } - dir = opendir(cur); - if (dir) { - /* any files with flags but not the 'S' (seen) flag are unread */ - while ( (d = readdir(dir)) ) { - char *p = strstr(d->d_name, ":2,"); - - if (p && strchr(p, 'S') == NULL) - unread++; - } - closedir(dir); - } - } - - fi = camel_folder_info_new(uri, path, base, unread); - - d(printf("found! uri = %s\n", fi->url)); - d(printf(" full_name = %s\n name = '%s'\n", fi->full_name, fi->name)); - - fi->parent = parent; - fi->sibling = *fip; - *fip = fi; - g_free(uri); - - g_free(tmp); - g_free(cur); - g_free(new); - - unread = 0; - - /* always look further if asked */ - if (((flags & CAMEL_STORE_FOLDER_INFO_RECURSIVE) || parent == NULL)) { - dir = opendir(name); - if (dir == NULL) { - camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM, - _("Could not scan folder `%s': %s"), - root, strerror(errno)); - g_free(name); - return -1; - } - - while ( (d = readdir(dir)) ) { - if (strcmp(d->d_name, "tmp") == 0 - || strcmp(d->d_name, "cur") == 0 - || strcmp(d->d_name, "new") == 0 - || strcmp(d->d_name, ".") == 0 - || strcmp(d->d_name, "..") == 0) - continue; - - tmp = g_strdup_printf("%s/%s", name, d->d_name); - if (stat(tmp, &st) == 0 && S_ISDIR(st.st_mode)) { - struct _inode in = { st.st_dev, st.st_ino }; - - /* see if we've visited already */ - if (g_hash_table_lookup(visited, &in) == NULL) { - struct _inode *inew = g_malloc(sizeof(*inew)); - - *inew = in; - g_hash_table_insert(visited, inew, inew); - new = g_strdup_printf("%s/%s", path, d->d_name); - if (scan_dir(store, visited, root, new, flags, fi, &fi->child, ex) == -1) { - g_free(tmp); - g_free(new); - closedir(dir); - return -1; - } - g_free(new); - } - } - g_free(tmp); - } - closedir(dir); - } - - g_free(name); - - return 0; -} - -static guint inode_hash(const void *d) -{ - const struct _inode *v = d; - - return v->inode ^ v->dnode; -} - -static gboolean inode_equal(const void *a, const void *b) -{ - const struct _inode *v1 = a, *v2 = b; - - return v1->inode == v2->inode && v1->dnode == v2->dnode; -} - -static void inode_free(void *k, void *v, void *d) -{ - g_free(k); -} - -static CamelFolderInfo * -get_folder_info (CamelStore *store, const char *top, guint32 flags, CamelException *ex) -{ - CamelFolderInfo *fi = NULL; - CamelLocalStore *local_store = (CamelLocalStore *)store; - GHashTable *visited; - - visited = g_hash_table_new(inode_hash, inode_equal); - - if (scan_dir(store, visited, ((CamelService *)local_store)->url->path, top?top:".", flags, NULL, &fi, ex) == -1 && fi != NULL) { - camel_store_free_folder_info_full(store, fi); - fi = NULL; - } - - g_hash_table_foreach(visited, inode_free, NULL); - g_hash_table_destroy(visited); - - return fi; -} |