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-rw-r--r--camel/providers/local/camel-mh-store.c533
1 files changed, 0 insertions, 533 deletions
diff --git a/camel/providers/local/camel-mh-store.c b/camel/providers/local/camel-mh-store.c
deleted file mode 100644
index 73a3d2046f..0000000000
--- a/camel/providers/local/camel-mh-store.c
+++ /dev/null
@@ -1,533 +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/stat.h>
-#include <errno.h>
-#include <string.h>
-#include <unistd.h>
-#include <dirent.h>
-
-#include "camel-mh-store.h"
-#include "camel-mh-folder.h"
-#include "camel-exception.h"
-#include "camel-url.h"
-#include "camel-private.h"
-
-#include <camel/camel-stream-fs.h>
-#include <camel/camel-stream-buffer.h>
-
-static CamelLocalStoreClass *parent_class = NULL;
-
-#define d(x)
-
-/* Returns the class for a CamelMhStore */
-#define CMHS_CLASS(so) CAMEL_MH_STORE_CLASS (CAMEL_OBJECT_GET_CLASS(so))
-#define CF_CLASS(so) CAMEL_FOLDER_CLASS (CAMEL_OBJECT_GET_CLASS(so))
-#define CMHF_CLASS(so) CAMEL_MH_FOLDER_CLASS (CAMEL_OBJECT_GET_CLASS(so))
-
-static void construct (CamelService *service, CamelSession *session, CamelProvider *provider, CamelURL *url, CamelException *ex);
-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 void rename_folder(CamelStore *store, const char *old, const char *new, CamelException *ex);
-static CamelFolderInfo * get_folder_info (CamelStore *store, const char *top, guint32 flags, CamelException *ex);
-
-static void camel_mh_store_class_init(CamelObjectClass * camel_mh_store_class)
-{
- CamelStoreClass *camel_store_class = CAMEL_STORE_CLASS(camel_mh_store_class);
- CamelServiceClass *camel_service_class = CAMEL_SERVICE_CLASS(camel_mh_store_class);
-
- parent_class = (CamelLocalStoreClass *)camel_type_get_global_classfuncs(camel_local_store_get_type());
-
- /* virtual method overload, use defaults for most */
- camel_service_class->construct = construct;
-
- camel_store_class->get_folder = get_folder;
- camel_store_class->get_inbox = get_inbox;
- camel_store_class->delete_folder = delete_folder;
- camel_store_class->rename_folder = rename_folder;
- camel_store_class->get_folder_info = get_folder_info;
-}
-
-CamelType camel_mh_store_get_type(void)
-{
- static CamelType camel_mh_store_type = CAMEL_INVALID_TYPE;
-
- if (camel_mh_store_type == CAMEL_INVALID_TYPE) {
- camel_mh_store_type = camel_type_register(CAMEL_LOCAL_STORE_TYPE, "CamelMhStore",
- sizeof(CamelMhStore),
- sizeof(CamelMhStoreClass),
- (CamelObjectClassInitFunc) camel_mh_store_class_init,
- NULL,
- NULL,
- NULL);
- }
-
- return camel_mh_store_type;
-}
-
-static void
-construct (CamelService *service, CamelSession *session, CamelProvider *provider, CamelURL *url, CamelException *ex)
-{
- CamelMhStore *mh_store = (CamelMhStore *)service;
-
- CAMEL_SERVICE_CLASS (parent_class)->construct (service, session, provider, url, ex);
- if (camel_exception_is_set (ex))
- return;
-
- if (camel_url_get_param(url, "dotfolders"))
- mh_store->flags |= CAMEL_MH_DOTFOLDERS;
-}
-
-enum {
- UPDATE_NONE,
- UPDATE_ADD,
- UPDATE_REMOVE,
-};
-
-/* update the .folders file if it exists, or create it if it doesn't */
-static void
-folders_update(const char *root, const char *folder, int mode)
-{
- char *tmp, *tmpnew, *line = NULL;
- CamelStream *stream, *in = NULL, *out = NULL;
-
- tmpnew = g_alloca (strlen (root) + 16);
- sprintf (tmpnew, "%s.folders~", root);
-
- out = camel_stream_fs_new_with_name(tmpnew, O_WRONLY|O_CREAT|O_TRUNC, 0666);
- if (out == NULL)
- goto fail;
-
- tmp = g_alloca (strlen (root) + 16);
- sprintf (tmp, "%s.folders", root);
- stream = camel_stream_fs_new_with_name(tmp, O_RDONLY, 0);
- if (stream) {
- in = camel_stream_buffer_new(stream, CAMEL_STREAM_BUFFER_READ);
- camel_object_unref(stream);
- }
- if (in == NULL || stream == NULL) {
- if (mode == UPDATE_ADD && camel_stream_printf(out, "%s\n", folder) == -1)
- goto fail;
- goto done;
- }
-
- while ((line = camel_stream_buffer_read_line((CamelStreamBuffer *)in))) {
- int copy = TRUE;
-
- switch (mode) {
- case UPDATE_REMOVE:
- if (strcmp(line, folder) == 0)
- copy = FALSE;
- break;
- case UPDATE_ADD: {
- int cmp = strcmp(line, folder);
-
- if (cmp > 0) {
- /* found insertion point */
- if (camel_stream_printf(out, "%s\n", folder) == -1)
- goto fail;
- mode = UPDATE_NONE;
- } else if (tmp == 0) {
- /* already there */
- mode = UPDATE_NONE;
- }
- break; }
- case UPDATE_NONE:
- break;
- }
-
- if (copy && camel_stream_printf(out, "%s\n", line) == -1)
- goto fail;
-
- g_free(line);
- line = NULL;
- }
-
- /* add to end? */
- if (mode == UPDATE_ADD && camel_stream_printf(out, "%s\n", folder) == -1)
- goto fail;
-
- if (camel_stream_close(out) == -1)
- goto fail;
-
-done:
- /* should we care if this fails? I suppose so ... */
- rename(tmpnew, tmp);
-fail:
- unlink(tmpnew); /* remove it if its there */
- g_free(line);
- if (in)
- camel_object_unref(in);
- if (out)
- camel_object_unref(out);
-}
-
-static CamelFolder *
-get_folder(CamelStore * store, const char *folder_name, guint32 flags, CamelException * ex)
-{
- char *name;
- struct stat st;
-
- if (!((CamelStoreClass *)parent_class)->get_folder(store, folder_name, flags, ex))
- return NULL;
-
- name = g_strdup_printf("%s%s", CAMEL_LOCAL_STORE(store)->toplevel_dir, folder_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, g_strerror (errno));
- g_free (name);
- return NULL;
- }
- if ((flags & CAMEL_STORE_FOLDER_CREATE) == 0) {
- camel_exception_setv(ex, CAMEL_EXCEPTION_STORE_NO_FOLDER,
- _("Folder `%s' does not exist."), folder_name);
- g_free (name);
- return NULL;
- }
-
- if (mkdir(name, 0700) != 0) {
- camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM,
- _("Could not create folder `%s':\n%s"),
- folder_name, g_strerror (errno));
- g_free (name);
- return NULL;
- }
-
- /* add to .folders if we are supposed to */
- /* FIXME: throw exception on error */
- if (((CamelMhStore *)store)->flags & CAMEL_MH_DOTFOLDERS)
- folders_update(((CamelLocalStore *)store)->toplevel_dir, folder_name, UPDATE_ADD);
-
- } else if (!S_ISDIR(st.st_mode)) {
- camel_exception_setv(ex, CAMEL_EXCEPTION_STORE_NO_FOLDER,
- _("`%s' is not a directory."), name);
- g_free (name);
- return NULL;
- }
- g_free(name);
-
- return camel_mh_folder_new(store, folder_name, flags, ex);
-}
-
-static CamelFolder *
-get_inbox (CamelStore *store, CamelException *ex)
-{
- return get_folder (store, "inbox", 0, ex);
-}
-
-static void delete_folder(CamelStore * store, const char *folder_name, CamelException * ex)
-{
- char *name;
-
- /* remove folder directory - will fail if not empty */
- name = g_strdup_printf("%s%s", CAMEL_LOCAL_STORE(store)->toplevel_dir, folder_name);
- if (rmdir(name) == -1) {
- camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
- _("Could not delete folder `%s': %s"),
- folder_name, g_strerror (errno));
- g_free(name);
- return;
- }
- g_free(name);
-
- /* remove from .folders if we are supposed to */
- if (((CamelMhStore *)store)->flags & CAMEL_MH_DOTFOLDERS)
- folders_update(((CamelLocalStore *)store)->toplevel_dir, folder_name, UPDATE_REMOVE);
-
- /* and remove metadata */
- ((CamelStoreClass *)parent_class)->delete_folder(store, folder_name, ex);
-}
-
-static void
-rename_folder(CamelStore *store, const char *old, const char *new, CamelException *ex)
-{
- CamelException e;
-
- camel_exception_init(&e);
- ((CamelStoreClass *)parent_class)->rename_folder(store, old, new, &e);
- if (camel_exception_is_set(&e)) {
- camel_exception_xfer(ex, &e);
- return;
- }
- camel_exception_clear(&e);
-
- if (((CamelMhStore *)store)->flags & CAMEL_MH_DOTFOLDERS) {
- /* yeah this is messy, but so is mh! */
- folders_update(((CamelLocalStore *)store)->toplevel_dir, new, UPDATE_ADD);
- folders_update(((CamelLocalStore *)store)->toplevel_dir, old, UPDATE_REMOVE);
- }
-}
-
-static CamelFolderInfo *folder_info_new(CamelStore *store, const char *root, const char *path)
-{
- CamelFolderInfo *fi;
- char *base;
- CamelFolder *folder;
-
- base = strrchr(path, '/');
-
- /* Build the folder info structure. */
- fi = g_malloc0(sizeof(*fi));
- fi->url = g_strdup_printf("mh:%s#%s", root, path);
- fi->full_name = g_strdup(path);
- fi->name = g_strdup(base?base+1:path);
- fi->unread_message_count = 0;
-
- /* check unread count if open */
- folder = camel_object_bag_get(store->folders, path);
- if (folder) {
- if ((((CamelMhStore *)store)->flags & CAMEL_STORE_FOLDER_INFO_FAST) == 0)
- camel_folder_refresh_info(folder, NULL);
- fi->unread_message_count = camel_folder_get_unread_message_count(folder);
- camel_object_unref(folder);
- }
-
- /* We could: if we have no folder, and FAST isn't specified, perform a full
- scan of all messages for their status flags. But its probably not worth
- it as we need to read the top of every file, i.e. very very slow */
-
- camel_folder_info_build_path(fi, '/');
-
- d(printf("New folderinfo:\n '%s'\n '%s'\n '%s'\n", fi->full_name, fi->url, fi->path));
-
- return fi;
-}
-
-/* used to find out where we've visited already */
-struct _inode {
- dev_t dnode;
- ino_t inode;
-};
-
-/* Scan path, under root, for directories to add folders for. Both
- * root and path should have a trailing "/" if they aren't empty. */
-static void recursive_scan(CamelStore *store, CamelFolderInfo **fip, CamelFolderInfo *parent, GHashTable *visited, const char *root, const char *path)
-{
- char *fullpath, *tmp;
- DIR *dp;
- struct dirent *d;
- struct stat st;
- CamelFolderInfo *fi;
- struct _inode in, *inew;
-
- /* Open the specified directory. */
- if (path[0]) {
- fullpath = alloca (strlen (root) + strlen (path) + 2);
- sprintf (fullpath, "%s/%s", root, path);
- } else
- fullpath = (char *)root;
-
- if (stat(fullpath, &st) == -1 || !S_ISDIR(st.st_mode))
- return;
-
- in.dnode = st.st_dev;
- in.inode = st.st_ino;
-
- /* see if we've visited already */
- if (g_hash_table_lookup(visited, &in) != NULL)
- return;
-
- inew = g_malloc(sizeof(*inew));
- *inew = in;
- g_hash_table_insert(visited, inew, inew);
-
- /* link in ... */
- fi = folder_info_new(store, root, path);
- fi->parent = parent;
- fi->sibling = *fip;
- *fip = fi;
-
- if ((( ((CamelMhStore *)store)->flags & CAMEL_STORE_FOLDER_INFO_RECURSIVE) || parent == NULL)) {
- /* now check content for possible other directories */
- dp = opendir(fullpath);
- if (dp == NULL)
- return;
-
- /* Look for subdirectories to add and scan. */
- while ((d = readdir(dp)) != NULL) {
- /* Skip current and parent directory. */
- if (strcmp(d->d_name, ".") == 0
- || strcmp(d->d_name, "..") == 0)
- continue;
-
- /* skip fully-numerical entries (i.e. mh messages) */
- strtoul(d->d_name, &tmp, 10);
- if (*tmp == 0)
- continue;
-
- /* otherwise, treat at potential node, and recurse, a bit more expensive than needed, but tough! */
- if (path[0]) {
- tmp = g_strdup_printf("%s/%s", path, d->d_name);
- recursive_scan(store, &fi->child, fi, visited, root, tmp);
- g_free(tmp);
- } else {
- recursive_scan(store, &fi->child, fi, visited, root, d->d_name);
- }
- }
-
- closedir(dp);
- }
-}
-
-/* scan a .folders file */
-static void
-folders_scan(CamelStore *store, const char *root, const char *top, CamelFolderInfo **fip)
-{
- CamelFolderInfo *fi;
- char line[512], *path, *tmp;
- CamelStream *stream, *in;
- struct stat st;
- GPtrArray *folders;
- GHashTable *visited;
- int len;
-
- tmp = g_alloca (strlen (root) + 16);
- sprintf (tmp, "%s/.folders", root);
- stream = camel_stream_fs_new_with_name(tmp, 0, O_RDONLY);
- if (stream == NULL)
- return;
-
- in = camel_stream_buffer_new(stream, CAMEL_STREAM_BUFFER_READ);
- camel_object_unref(stream);
- if (in == NULL)
- return;
-
- visited = g_hash_table_new(g_str_hash, g_str_equal);
- folders = g_ptr_array_new();
-
- while ( (len = camel_stream_buffer_gets((CamelStreamBuffer *)in, line, sizeof(line))) > 0) {
- /* ignore blank lines */
- if (len <= 1)
- continue;
- /* check for invalidly long lines, we abort evreything and fallback */
- if (line[len-1] != '\n') {
- int i;
-
- for (i=0;i<folders->len;i++)
- camel_folder_info_free(folders->pdata[i]);
- g_ptr_array_set_size(folders, 0);
- break;
- }
- line[len-1] = 0;
-
- /* check for \r ? */
-
- if (top && top[0]) {
- int toplen = strlen(top);
-
- /* check is subdir */
- if (strncmp(top, line, len) != 0)
- continue;
-
- /* check is not sub-subdir if not recursive */
- if (( ((CamelMhStore *)store)->flags & CAMEL_STORE_FOLDER_INFO_RECURSIVE) == 0
- && (tmp = strrchr(line, '/'))
- && tmp > line+toplen)
- continue;
- }
-
- if (g_hash_table_lookup(visited, line) != NULL)
- continue;
-
- tmp = g_strdup(line);
- g_hash_table_insert(visited, tmp, tmp);
-
- path = g_strdup_printf("%s/%s", root, line);
- if (stat(path, &st) == 0 && S_ISDIR(st.st_mode)) {
- fi = folder_info_new(store, root, line);
- g_ptr_array_add(folders, fi);
- }
- g_free(path);
- }
-
- if (folders->len)
- *fip = camel_folder_info_build(folders, NULL, '/', TRUE);
- g_ptr_array_free(folders, TRUE);
-
- g_hash_table_foreach(visited, (GHFunc)g_free, NULL);
- g_hash_table_destroy(visited);
-
- camel_object_unref(in);
-}
-
-/* FIXME: move to camel-local, this is shared with maildir code */
-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;
- char *root;
-
- root = ((CamelService *)store)->url->path;
-
- /* use .folders if we are supposed to */
- if (((CamelMhStore *)store)->flags & CAMEL_MH_DOTFOLDERS) {
- folders_scan(store, root, top, &fi);
- } else {
- GHashTable *visited = g_hash_table_new(inode_hash, inode_equal);
-
- if (top == NULL)
- top = "";
-
- recursive_scan(store, &fi, NULL, visited, root, top);
-
- /* if we actually scanned from root, we have a "" root node we dont want */
- if (fi != NULL && top[0] == 0) {
- CamelFolderInfo *rfi;
-
- rfi = fi;
- fi = rfi->child;
- rfi->child = NULL;
- camel_folder_info_free(rfi);
- }
-
- g_hash_table_foreach(visited, inode_free, NULL);
- g_hash_table_destroy(visited);
- }
-
- return fi;
-}