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-rw-r--r--camel/providers/pop3/camel-pop3-folder.c569
1 files changed, 0 insertions, 569 deletions
diff --git a/camel/providers/pop3/camel-pop3-folder.c b/camel/providers/pop3/camel-pop3-folder.c
deleted file mode 100644
index f15b20dcb4..0000000000
--- a/camel/providers/pop3/camel-pop3-folder.c
+++ /dev/null
@@ -1,569 +0,0 @@
-/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
-/* camel-pop3-folder.c : class for a pop3 folder */
-
-/*
- * Authors:
- * Dan Winship <danw@ximian.com>
- * Michael Zucchi <notzed@ximian.com>
- *
- * Copyright (C) 2002 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 <errno.h>
-
-#include "camel-pop3-folder.h"
-#include "camel-pop3-store.h"
-#include "camel-exception.h"
-#include "camel-stream-mem.h"
-#include "camel-stream-filter.h"
-#include "camel-mime-message.h"
-#include "camel-operation.h"
-#include "camel-data-cache.h"
-
-#include <e-util/md5-utils.h>
-
-#include <stdlib.h>
-#include <string.h>
-
-#define d(x)
-
-#define CF_CLASS(o) (CAMEL_FOLDER_CLASS (CAMEL_OBJECT_GET_CLASS(o)))
-static CamelFolderClass *parent_class;
-
-static void pop3_finalize (CamelObject *object);
-static void pop3_refresh_info (CamelFolder *folder, CamelException *ex);
-static void pop3_sync (CamelFolder *folder, gboolean expunge, CamelException *ex);
-static gint pop3_get_message_count (CamelFolder *folder);
-static GPtrArray *pop3_get_uids (CamelFolder *folder);
-static CamelMimeMessage *pop3_get_message (CamelFolder *folder, const char *uid, CamelException *ex);
-static void pop3_set_message_flags (CamelFolder *folder, const char *uid, guint32 flags, guint32 set);
-
-static void
-camel_pop3_folder_class_init (CamelPOP3FolderClass *camel_pop3_folder_class)
-{
- CamelFolderClass *camel_folder_class =
- CAMEL_FOLDER_CLASS (camel_pop3_folder_class);
-
- parent_class = CAMEL_FOLDER_CLASS(camel_type_get_global_classfuncs (camel_folder_get_type ()));
-
- /* virtual method overload */
- camel_folder_class->refresh_info = pop3_refresh_info;
- camel_folder_class->sync = pop3_sync;
-
- camel_folder_class->get_message_count = pop3_get_message_count;
- camel_folder_class->get_uids = pop3_get_uids;
- camel_folder_class->free_uids = camel_folder_free_shallow;
-
- camel_folder_class->get_message = pop3_get_message;
- camel_folder_class->set_message_flags = pop3_set_message_flags;
-}
-
-CamelType
-camel_pop3_folder_get_type (void)
-{
- static CamelType camel_pop3_folder_type = CAMEL_INVALID_TYPE;
-
- if (!camel_pop3_folder_type) {
- camel_pop3_folder_type = camel_type_register (CAMEL_FOLDER_TYPE, "CamelPOP3Folder",
- sizeof (CamelPOP3Folder),
- sizeof (CamelPOP3FolderClass),
- (CamelObjectClassInitFunc) camel_pop3_folder_class_init,
- NULL,
- NULL,
- (CamelObjectFinalizeFunc) pop3_finalize);
- }
-
- return camel_pop3_folder_type;
-}
-
-void
-pop3_finalize (CamelObject *object)
-{
- CamelPOP3Folder *pop3_folder = CAMEL_POP3_FOLDER (object);
- CamelPOP3FolderInfo **fi = (CamelPOP3FolderInfo **)pop3_folder->uids->pdata;
- CamelPOP3Store *pop3_store = (CamelPOP3Store *)((CamelFolder *)pop3_folder)->parent_store;
- int i;
-
- for (i=0;i<pop3_folder->uids->len;i++,fi++) {
- if (fi[0]->cmd) {
- while (camel_pop3_engine_iterate(pop3_store->engine, fi[0]->cmd) > 0)
- ;
- camel_pop3_engine_command_free(pop3_store->engine, fi[0]->cmd);
- }
-
- g_free(fi[0]->uid);
- g_free(fi[0]);
- }
-
- g_ptr_array_free(pop3_folder->uids, TRUE);
-}
-
-CamelFolder *
-camel_pop3_folder_new (CamelStore *parent, CamelException *ex)
-{
- CamelFolder *folder;
-
- d(printf("opening pop3 INBOX folder\n"));
-
- folder = CAMEL_FOLDER (camel_object_new (CAMEL_POP3_FOLDER_TYPE));
- camel_folder_construct (folder, parent, "inbox", "inbox");
-
- /* mt-ok, since we dont have the folder-lock for new() */
- camel_folder_refresh_info (folder, ex);/* mt-ok */
- if (camel_exception_is_set (ex)) {
- camel_object_unref (CAMEL_OBJECT (folder));
- folder = NULL;
- }
-
- return folder;
-}
-
-static CamelPOP3FolderInfo *
-id_to_fi(CamelPOP3Folder *folder, guint32 id)
-{
- int i;
- CamelPOP3FolderInfo **fi = (CamelPOP3FolderInfo **)folder->uids->pdata;
- int len = folder->uids->len;
-
- for (i=0;i<len;i++, fi++)
- if (fi[0]->id == id)
- return fi[0];
-
- return NULL;
-}
-
-static CamelPOP3FolderInfo *
-uid_to_fi(CamelPOP3Folder *folder, const char *uid)
-{
- int i;
- CamelPOP3FolderInfo **fi = (CamelPOP3FolderInfo **)folder->uids->pdata;
- int len = folder->uids->len;
-
- for (i=0;i<len;i++,fi++)
- if (fi[0]->uid && strcmp(fi[0]->uid, uid) == 0)
- return fi[0];
-
- return NULL;
-}
-
-static int
-fi_to_index(CamelPOP3Folder *folder, CamelPOP3FolderInfo *fin)
-{
- int i;
- CamelPOP3FolderInfo **fi = (CamelPOP3FolderInfo **)folder->uids->pdata;
- int len = folder->uids->len;
-
- for (i=0;i<len;i++,fi++)
- if (fi[0] == fin)
- return i;
-
- return -1;
-}
-
-/* create a uid from md5 of 'top' output */
-static void
-cmd_builduid(CamelPOP3Engine *pe, CamelPOP3Stream *stream, void *data)
-{
- CamelPOP3FolderInfo *fi = data;
- MD5Context md5;
- unsigned char *start;
- unsigned int len;
- unsigned char digest[16];
- int ret;
-
- /* TODO; somehow work out the limit and use that for proper progress reporting
- We need a pointer to the folder perhaps? */
- camel_operation_progress_count(NULL, fi->id);
-
- md5_init(&md5);
- do {
- ret = camel_pop3_stream_getd(stream, &start, &len);
- if (ret >= 0)
- md5_update(&md5, start, len);
- } while (ret > 0);
- md5_final(&md5, digest);
- fi->uid = base64_encode_simple (digest, 16);
-
- d(printf("building uid for id '%d' = '%s'\n", fi->id, fi->uid));
-}
-
-static void
-cmd_list(CamelPOP3Engine *pe, CamelPOP3Stream *stream, void *data)
-{
- int ret;
- unsigned int len, id, size;
- unsigned char *line;
- CamelFolder *folder = data;
- CamelPOP3Store *pop3_store = CAMEL_POP3_STORE (folder->parent_store);
- CamelPOP3FolderInfo *fi;
-
- do {
- ret = camel_pop3_stream_line(stream, &line, &len);
- if (ret>=0) {
- if (sscanf(line, "%u %u", &id, &size) == 2) {
- fi = g_malloc0(sizeof(*fi));
- fi->size = size;
- fi->id = id;
- if ((pop3_store->engine->capa & CAMEL_POP3_CAP_UIDL) == 0)
- fi->cmd = camel_pop3_engine_command_new(pe, CAMEL_POP3_COMMAND_MULTI, cmd_builduid, fi, "TOP %u 0\r\n", id);
- g_ptr_array_add(((CamelPOP3Folder *)folder)->uids, fi);
- }
- }
- } while (ret>0);
-}
-
-static void
-cmd_uidl(CamelPOP3Engine *pe, CamelPOP3Stream *stream, void *data)
-{
- int ret;
- unsigned int len;
- unsigned char *line;
- char uid[1025];
- unsigned int id, i=0;
- CamelPOP3FolderInfo *fi;
- CamelPOP3Folder *folder = data;
-
- do {
- ret = camel_pop3_stream_line(stream, &line, &len);
- if (ret>=0) {
- if (strlen(line) > 1024)
- line[1024] = 0;
- if (sscanf(line, "%u %s", &id, uid) == 2) {
- fi = id_to_fi(folder, id);
- if (fi) {
- /* fixme: dreadfully inefficient */
- i = fi_to_index(folder, fi);
- camel_operation_progress(NULL, (i+1) * 100 / folder->uids->len);
- fi->uid = g_strdup(uid);
- } else {
- g_warning("ID %u (uid: %s) not in previous LIST output", id, uid);
- }
- }
- }
- } while (ret>0);
-}
-
-static void
-pop3_refresh_info (CamelFolder *folder, CamelException *ex)
-{
- CamelPOP3Store *pop3_store = CAMEL_POP3_STORE (folder->parent_store);
- CamelPOP3Folder *pop3_folder = (CamelPOP3Folder *) folder;
- CamelPOP3Command *pcl, *pcu = NULL;
- int i;
-
- camel_operation_start (NULL, _("Retrieving POP summary"));
-
- pop3_folder->uids = g_ptr_array_new ();
-
- pcl = camel_pop3_engine_command_new(pop3_store->engine, CAMEL_POP3_COMMAND_MULTI, cmd_list, folder, "LIST\r\n");
- if (pop3_store->engine->capa & CAMEL_POP3_CAP_UIDL) {
- pcu = camel_pop3_engine_command_new(pop3_store->engine, CAMEL_POP3_COMMAND_MULTI, cmd_uidl, folder, "UIDL\r\n");
- }
- while ((i = camel_pop3_engine_iterate(pop3_store->engine, NULL)) > 0)
- ;
-
- if (i == -1) {
- if (errno == EINTR)
- camel_exception_setv(ex, CAMEL_EXCEPTION_USER_CANCEL, _("User cancelled"));
- else
- camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM, _("Cannot get POP summary: %s"), strerror(errno));
- }
-
- /* TODO: check every id has a uid & commands returned OK too? */
-
- /* Free any commands we created along the way */
- camel_pop3_engine_command_free (pop3_store->engine, pcl);
-
- if (pop3_store->engine->capa & CAMEL_POP3_CAP_UIDL) {
- camel_pop3_engine_command_free(pop3_store->engine, pcu);
- } else {
- for (i=0;i<pop3_folder->uids->len;i++) {
- CamelPOP3FolderInfo *fi = pop3_folder->uids->pdata[i];
- if (fi->cmd) {
- camel_pop3_engine_command_free(pop3_store->engine, fi->cmd);
- fi->cmd = NULL;
- }
- }
- }
-
- camel_operation_end (NULL);
- return;
-}
-
-static void
-pop3_sync (CamelFolder *folder, gboolean expunge, CamelException *ex)
-{
- CamelPOP3Folder *pop3_folder;
- CamelPOP3Store *pop3_store;
- int i;
- CamelPOP3FolderInfo *fi;
-
- if (!expunge)
- return;
-
- pop3_folder = CAMEL_POP3_FOLDER (folder);
- pop3_store = CAMEL_POP3_STORE (folder->parent_store);
-
- camel_operation_start(NULL, _("Expunging deleted messages"));
-
- for (i = 0; i < pop3_folder->uids->len; i++) {
- fi = pop3_folder->uids->pdata[i];
- /* busy already? wait for that to finish first */
- if (fi->cmd) {
- while (camel_pop3_engine_iterate(pop3_store->engine, fi->cmd) > 0)
- ;
- camel_pop3_engine_command_free(pop3_store->engine, fi->cmd);
- fi->cmd = NULL;
- }
-
- if (fi->flags & CAMEL_MESSAGE_DELETED) {
- fi->cmd = camel_pop3_engine_command_new(pop3_store->engine, 0, NULL, NULL, "DELE %u\r\n", fi->id);
-
- /* also remove from cache */
- if (pop3_store->cache && fi->uid)
- camel_data_cache_remove(pop3_store->cache, "cache", fi->uid, NULL);
- }
- }
-
- for (i = 0; i < pop3_folder->uids->len; i++) {
- fi = pop3_folder->uids->pdata[i];
- /* wait for delete commands to finish */
- if (fi->cmd) {
- while (camel_pop3_engine_iterate(pop3_store->engine, fi->cmd) > 0)
- ;
- camel_pop3_engine_command_free(pop3_store->engine, fi->cmd);
- fi->cmd = NULL;
- }
- camel_operation_progress(NULL, (i+1) * 100 / pop3_folder->uids->len);
- }
-
- camel_operation_end(NULL);
-
- camel_pop3_store_expunge (pop3_store, ex);
-}
-
-static void
-cmd_tocache(CamelPOP3Engine *pe, CamelPOP3Stream *stream, void *data)
-{
- CamelPOP3FolderInfo *fi = data;
- char buffer[2048];
- int w = 0, n;
-
- /* What if it fails? */
-
- /* We write an '*' to the start of the stream to say its not complete yet */
- /* This should probably be part of the cache code */
- if ((n = camel_stream_write(fi->stream, "*", 1)) == -1)
- goto done;
-
- while ((n = camel_stream_read((CamelStream *)stream, buffer, sizeof(buffer))) > 0) {
- n = camel_stream_write(fi->stream, buffer, n);
- if (n == -1)
- break;
-
- w += n;
- if (w > fi->size)
- w = fi->size;
- camel_operation_progress(NULL, (w * 100) / fi->size);
- }
-
- /* it all worked, output a '#' to say we're a-ok */
- if (n != -1) {
- camel_stream_reset(fi->stream);
- n = camel_stream_write(fi->stream, "#", 1);
- }
-done:
- if (n == -1) {
- fi->err = errno;
- g_warning("POP3 retrieval failed: %s", strerror(errno));
- } else {
- fi->err = 0;
- }
-
- camel_object_unref((CamelObject *)fi->stream);
- fi->stream = NULL;
-}
-
-static CamelMimeMessage *
-pop3_get_message (CamelFolder *folder, const char *uid, CamelException *ex)
-{
- CamelMimeMessage *message = NULL;
- CamelPOP3Store *pop3_store = CAMEL_POP3_STORE (folder->parent_store);
- CamelPOP3Folder *pop3_folder = (CamelPOP3Folder *)folder;
- CamelPOP3Command *pcr;
- CamelPOP3FolderInfo *fi;
- char buffer[1];
- int ok, i, last;
- CamelStream *stream = NULL;
-
- fi = uid_to_fi(pop3_folder, uid);
- if (fi == NULL) {
- camel_exception_setv (ex, CAMEL_EXCEPTION_FOLDER_INVALID_UID,
- _("No message with uid %s"), uid);
- return NULL;
- }
-
- /* Sigh, most of the crap in this function is so that the cancel button
- returns the proper exception code. Sigh. */
-
- camel_operation_start_transient(NULL, _("Retrieving POP message %d"), fi->id);
-
- /* If we have an oustanding retrieve message running, wait for that to complete
- & then retrieve from cache, otherwise, start a new one, and similar */
-
- if (fi->cmd != NULL) {
- while ((i = camel_pop3_engine_iterate(pop3_store->engine, fi->cmd)) > 0)
- ;
-
- if (i == -1)
- fi->err = errno;
-
- /* getting error code? */
- ok = fi->cmd->state == CAMEL_POP3_COMMAND_DATA;
- camel_pop3_engine_command_free(pop3_store->engine, fi->cmd);
- fi->cmd = NULL;
-
- if (fi->err != 0) {
- if (fi->err == EINTR)
- camel_exception_setv(ex, CAMEL_EXCEPTION_USER_CANCEL, _("User cancelled"));
- else
- camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM, _("Cannot get message %s: %s"), uid, strerror(fi->err));
- goto fail;
- }
- }
-
- /* check to see if we have safely written flag set */
- if (pop3_store->cache == NULL
- || (stream = camel_data_cache_get(pop3_store->cache, "cache", fi->uid, NULL)) == NULL
- || camel_stream_read(stream, buffer, 1) != 1
- || buffer[0] != '#') {
-
- /* Initiate retrieval, if disk backing fails, use a memory backing */
- if (pop3_store->cache == NULL
- || (stream = camel_data_cache_add(pop3_store->cache, "cache", fi->uid, NULL)) == NULL)
- stream = camel_stream_mem_new();
-
- /* ref it, the cache storage routine unref's when done */
- camel_object_ref((CamelObject *)stream);
- fi->stream = stream;
- fi->err = EIO;
- pcr = camel_pop3_engine_command_new(pop3_store->engine, CAMEL_POP3_COMMAND_MULTI, cmd_tocache, fi, "RETR %u\r\n", fi->id);
-
- /* Also initiate retrieval of some of the following messages, assume we'll be receiving them */
- if (pop3_store->cache != NULL) {
- /* This should keep track of the last one retrieved, also how many are still
- oustanding incase of random access on large folders */
- i = fi_to_index(pop3_folder, fi)+1;
- last = MIN(i+10, pop3_folder->uids->len);
- for (;i<last;i++) {
- CamelPOP3FolderInfo *pfi = pop3_folder->uids->pdata[i];
-
- if (pfi->uid && pfi->cmd == NULL) {
- pfi->stream = camel_data_cache_add(pop3_store->cache, "cache", pfi->uid, NULL);
- if (pfi->stream) {
- pfi->err = EIO;
- pfi->cmd = camel_pop3_engine_command_new(pop3_store->engine, CAMEL_POP3_COMMAND_MULTI,
- cmd_tocache, pfi, "RETR %u\r\n", pfi->id);
- }
- }
- }
- }
-
- /* now wait for the first one to finish */
- while ((i = camel_pop3_engine_iterate(pop3_store->engine, pcr)) > 0)
- ;
-
- if (i == -1)
- fi->err = errno;
-
- /* getting error code? */
- ok = pcr->state == CAMEL_POP3_COMMAND_DATA;
- camel_pop3_engine_command_free(pop3_store->engine, pcr);
- camel_stream_reset(stream);
-
- /* Check to see we have safely written flag set */
- if (fi->err != 0) {
- if (fi->err == EINTR)
- camel_exception_setv(ex, CAMEL_EXCEPTION_USER_CANCEL, _("User cancelled"));
- else
- camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM, _("Cannot get message %s: %s"), uid, strerror(fi->err));
- goto done;
- }
-
- if (camel_stream_read(stream, buffer, 1) != 1
- || buffer[0] != '#') {
- camel_exception_setv(ex, CAMEL_EXCEPTION_FOLDER_INVALID_UID,
- _("Cannot get message %s: %s"), uid, _("Unknown reason"));
- goto done;
- }
- }
-
- message = camel_mime_message_new ();
- if (camel_data_wrapper_construct_from_stream((CamelDataWrapper *)message, stream) == -1) {
- if (errno == EINTR)
- camel_exception_setv(ex, CAMEL_EXCEPTION_USER_CANCEL, _("User cancelled"));
- else
- camel_exception_setv(ex, CAMEL_EXCEPTION_SYSTEM, _("Cannot get message %s: %s"), uid, strerror(errno));
- camel_object_unref((CamelObject *)message);
- message = NULL;
- }
-done:
- camel_object_unref((CamelObject *)stream);
-fail:
- camel_operation_end(NULL);
-
- return message;
-}
-
-static void
-pop3_set_message_flags (CamelFolder *folder, const char *uid, guint32 flags, guint32 set)
-{
- CamelPOP3Folder *pop3_folder = CAMEL_POP3_FOLDER (folder);
- CamelPOP3FolderInfo *fi;
-
- fi = uid_to_fi(pop3_folder, uid);
- if (fi)
- fi->flags = (fi->flags & ~flags) | (set & flags);
-}
-
-static gint
-pop3_get_message_count (CamelFolder *folder)
-{
- CamelPOP3Folder *pop3_folder = CAMEL_POP3_FOLDER (folder);
-
- return pop3_folder->uids->len;
-}
-
-static GPtrArray *
-pop3_get_uids (CamelFolder *folder)
-{
- CamelPOP3Folder *pop3_folder = CAMEL_POP3_FOLDER (folder);
- GPtrArray *uids = g_ptr_array_new();
- CamelPOP3FolderInfo **fi = (CamelPOP3FolderInfo **)pop3_folder->uids->pdata;
- int i;
-
- for (i=0;i<pop3_folder->uids->len;i++,fi++) {
- if (fi[0]->uid)
- g_ptr_array_add(uids, fi[0]->uid);
- }
-
- return uids;
-}
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