forgotten files
svn path=/trunk/; revision=1220
This commit is contained in:
Bertrand Guiheneuf
290
camel/providers/MH/mh-summary.c
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290
camel/providers/MH/mh-summary.c
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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
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/*
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*
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* Copyright (C) 1999 Bertrand Guiheneuf <Bertrand.Guiheneuf@aful.org> .
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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* USA
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*/
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#include <config.h>
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#include "mh-uid.h"
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#include "camel-log.h"
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#include "camel-stream.h"
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#include "camel-stream-fs.h"
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#include "camel-stream-buffered-fs.h"
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#include "gmime-utils.h"
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#include "mh-utils.h"
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#include <sys/stat.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <fcntl.h>
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#include <dirent.h>
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#include <stdio.h>
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#include <string.h>
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#include <errno.h>
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void
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mh_generate_summary (CamelFolder *folder)
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{
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CamelMhFolder *mh_folder = CAMEL_MH_FOLDER (folder);
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CamelFolderSummary *summary;
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CamelMessageInfo *message_info;
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CamelFolderInfo *subfolder_info;
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CamelStream *message_stream;
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guint file_number;
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gchar *message_fullpath;
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gchar *directory_path;
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GArray *header_array;
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MhUidCouple *uid_couple;
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Rfc822Header *cur_header;
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int i;
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int n_file;
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GArray *uid_array;
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CAMEL_LOG_FULL_DEBUG ("CamelMhFolder::generate_summary entering \n");
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g_assert (folder);
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directory_path = mh_folder->directory_path;
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if (!directory_path) {
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CAMEL_LOG_FULL_DEBUG ("CamelMhFolder::generate_summary folder has no directory path\n");
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return;
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}
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summary = camel_folder_summary_new ();
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folder->summary = summary;
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uid_array = mh_folder->uid_array;
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if (!uid_array) {
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CAMEL_LOG_FULL_DEBUG ("CamelMhFolder::generate_summary "
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"no uid list, that probably means there is "
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"no message in this folder, exiting \n");
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return;
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}
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uid_couple = (MhUidCouple *)uid_array->data;
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for (n_file=0; n_file<uid_array->len; n_file++) {
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file_number = uid_couple->file_number;
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message_info = g_new0 (CamelMessageInfo, 1);
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message_info->uid = g_new0 (guchar, 17);
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strncpy (message_info->uid, uid_couple->uid, 16);
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message_fullpath = g_strdup_printf ("%s/%d", directory_path, file_number);
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message_stream = camel_stream_buffered_fs_new_with_name (message_fullpath,
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CAMEL_STREAM_BUFFERED_FS_READ);
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if (!message_stream) {
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CAMEL_LOG_FULL_DEBUG ("CamelMhFolder::generate_summary "
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"could not open %d for reading\n", message_fullpath);
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g_free (message_fullpath);
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return;
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}
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g_free (message_fullpath);
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header_array = get_header_array_from_stream (message_stream);
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gtk_object_unref (GTK_OBJECT (message_stream));
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for (i=0; i<header_array->len; i++) {
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cur_header = (Rfc822Header *)header_array->data + i;
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if (!g_strcasecmp (cur_header->name, "subject")) {
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message_info->subject = cur_header->value;
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g_free (cur_header->name);
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} else if (!g_strcasecmp (cur_header->name, "sender")) {
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message_info->date = cur_header->value;
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g_free (cur_header->name);
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} else if (!g_strcasecmp (cur_header->name, "date")) {
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message_info->date = cur_header->value;
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g_free (cur_header->name);
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} else {
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g_free (cur_header->name);
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g_free (cur_header->value);
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}
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}
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g_array_free (header_array, TRUE);
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summary->message_info_list = g_list_append (summary->message_info_list, message_info);
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/* next message in the uid list */
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uid_couple++;
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}
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CAMEL_LOG_FULL_DEBUG ("CamelMhFolder::generate_summary leaving \n");
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}
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void
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mh_save_summary (CamelMhFolder *mh_folder)
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{
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GArray *uid_array;
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MhUidCouple *first_uid_couple;
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CamelFolderSummary *summary;
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GList *msg_info_list;
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CamelMessageInfo *msg_info;
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gchar *directory_path = mh_folder->directory_path;
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gchar *summary_file_path;
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gint fd;
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gint i;
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gint field_lgth;
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CAMEL_LOG_FULL_DEBUG ("CamelMhFolder::save_summary entering \n");
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summary = CAMEL_FOLDER (mh_folder)->summary;
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if (!summary) return;
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summary_file_path = g_strdup_printf ("%s/%s", directory_path, ".camel-summary");
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CAMEL_LOG_FULL_DEBUG ("In the process of writing %s\n", summary_file_path);
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fd = open (summary_file_path, O_WRONLY | O_CREAT );
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if (!fd) {
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CAMEL_LOG_FULL_DEBUG ("could not open file %s for writing. Exiting.\n", summary_file_path);
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g_free (summary_file_path);
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return;
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}
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g_free (summary_file_path);
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msg_info_list = summary->message_info_list;
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while (msg_info_list) {
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msg_info = msg_info_list->data;
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/* write subject */
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field_lgth = msg_info->subject ? strlen (msg_info->subject) : 0;
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write (fd, &field_lgth, sizeof (gint));
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if (field_lgth)
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write (fd, msg_info->subject, field_lgth);
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/* write uid */
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field_lgth = msg_info->uid ? strlen (msg_info->uid) : 0;
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write (fd, &field_lgth, sizeof (gint));
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if (field_lgth)
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write (fd, msg_info->uid, field_lgth);
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/* write date */
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field_lgth = msg_info->date ? strlen (msg_info->date) : 0;
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write (fd, &field_lgth, sizeof (gint));
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if (field_lgth)
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write (fd, msg_info->date, field_lgth);
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/* write sender */
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field_lgth = msg_info->sender ? strlen (msg_info->sender) : 0;
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write (fd, &field_lgth, sizeof (gint));
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if (field_lgth)
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write (fd, msg_info->sender, field_lgth);
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msg_info_list = msg_info_list->next;
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}
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close (fd);
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CAMEL_LOG_FULL_DEBUG ("CamelMhFolder::save_summary leaving \n");
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}
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gint
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mh_load_summary (CamelMhFolder *mh_folder)
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{
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GArray *uid_array;
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MhUidCouple *first_uid_couple;
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CamelFolderSummary *summary;
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CamelMessageInfo *msg_info;
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gchar *directory_path = mh_folder->directory_path;
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gchar *summary_file_path;
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gint fd;
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gint i;
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gint field_lgth;
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gboolean file_eof;
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gint stat_error;
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struct stat stat_buf;
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summary = CAMEL_FOLDER (mh_folder)->summary;
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if (summary) return 1; /* should we regenerate it ? */
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summary_file_path = g_strdup_printf ("%s/%s", directory_path, ".camel-summary");
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CAMEL_LOG_FULL_DEBUG ("In the process of reading %s\n", summary_file_path);
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fd = open (summary_file_path, O_RDONLY);
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/* tests if file exists */
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stat_error = stat (summary_file_path, &stat_buf);
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if (!((stat_error != -1) && S_ISREG (stat_buf.st_mode))) {
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CAMEL_LOG_FULL_DEBUG ("could not open file %s for reading. Exiting.\n", summary_file_path);
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g_free (summary_file_path);
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return -1;
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}
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g_free (summary_file_path);
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for (;;) {
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/* read subject */
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file_eof = (read (fd, &field_lgth, sizeof (gint)) <= 0);
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if (file_eof) break;
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/* allcate a summary if needed */
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if (!summary)
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summary = camel_folder_summary_new ();
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/* allocate a message info struct */
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msg_info = g_new0 (CamelMessageInfo, 1);
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if (!file_eof && (field_lgth > 0)) {
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msg_info->subject = g_new0 (gchar, field_lgth + 1);
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read (fd, msg_info->subject, field_lgth);
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} else
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msg_info->subject = NULL;
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/* read uid */
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if (!file_eof) file_eof = (read (fd, &field_lgth, sizeof (gint)) <= 0);
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if (!file_eof && (field_lgth > 0)) {
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msg_info->uid = g_new0 (gchar, field_lgth + 1);
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read (fd, msg_info->uid, field_lgth);
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} else
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msg_info->uid = NULL;
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/* read date */
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if (!file_eof) file_eof = (read (fd, &field_lgth, sizeof (gint)) <= 0);
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if (!file_eof && (field_lgth > 0)) {
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msg_info->date = g_new0 (gchar, field_lgth + 1);
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read (fd, msg_info->date, field_lgth);
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} else
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msg_info->date = NULL;
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/* read sender */
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if (!file_eof) file_eof = (read (fd, &field_lgth, sizeof (gint)) <= 0);
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if (!file_eof && (field_lgth > 0)) {
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msg_info->sender = g_new0 (gchar, field_lgth + 1);
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read (fd, msg_info->sender, field_lgth);
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} else
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msg_info->sender = NULL;
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summary->message_info_list = g_list_prepend (summary->message_info_list,
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msg_info);
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}
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CAMEL_FOLDER (mh_folder)->summary = summary;
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close (fd);
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return 1;
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}
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33
camel/providers/MH/mh-summary.h
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33
camel/providers/MH/mh-summary.h
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@ -0,0 +1,33 @@
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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
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/*
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*
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* Copyright (C) 1999 Bertrand Guiheneuf <Bertrand.Guiheneuf@aful.org> .
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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* USA
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*/
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#ifndef MH_SUMMARY_H
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#define MH_SUMMARY_H 1
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#include <glib.h>
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#include "camel-mh-folder.h"
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void mh_generate_summary (CamelFolder *folder);
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void mh_save_summary (CamelMhFolder *mh_folder);
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gint mh_load_summary (CamelMhFolder *mh_folder);
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#endif /* MH_SUMMARY_H */
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