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authorBertrand Guiheneuf <bertrand@src.gnome.org>1999-09-09 03:03:51 +0800
committerBertrand Guiheneuf <bertrand@src.gnome.org>1999-09-09 03:03:51 +0800
commitbb40dc75eecbd1a8932973e97e85334ca9dfbd9d (patch)
tree10d09c896a8a7afd364b4c067836d4e32c22b870 /camel/providers
parent68ceb01f60817ca7b719f7d2fee25c4ec50f7c5f (diff)
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Diffstat (limited to 'camel/providers')
-rw-r--r--camel/providers/MH/mh-summary.c290
-rw-r--r--camel/providers/MH/mh-summary.h33
2 files changed, 323 insertions, 0 deletions
diff --git a/camel/providers/MH/mh-summary.c b/camel/providers/MH/mh-summary.c
new file mode 100644
index 0000000000..5a964696e0
--- /dev/null
+++ b/camel/providers/MH/mh-summary.c
@@ -0,0 +1,290 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+
+/*
+ *
+ * Copyright (C) 1999 Bertrand Guiheneuf <Bertrand.Guiheneuf@aful.org> .
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * 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
+ */
+
+
+#include <config.h>
+
+#include "mh-uid.h"
+#include "camel-log.h"
+#include "camel-stream.h"
+#include "camel-stream-fs.h"
+#include "camel-stream-buffered-fs.h"
+#include "gmime-utils.h"
+#include "mh-utils.h"
+
+#include <sys/stat.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <fcntl.h>
+#include <dirent.h>
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+
+void
+mh_generate_summary (CamelFolder *folder)
+{
+ CamelMhFolder *mh_folder = CAMEL_MH_FOLDER (folder);
+ CamelFolderSummary *summary;
+ CamelMessageInfo *message_info;
+ CamelFolderInfo *subfolder_info;
+ CamelStream *message_stream;
+ guint file_number;
+ gchar *message_fullpath;
+ gchar *directory_path;
+ GArray *header_array;
+ MhUidCouple *uid_couple;
+ Rfc822Header *cur_header;
+ int i;
+ int n_file;
+ GArray *uid_array;
+
+ CAMEL_LOG_FULL_DEBUG ("CamelMhFolder::generate_summary entering \n");
+
+ g_assert (folder);
+
+ directory_path = mh_folder->directory_path;
+ if (!directory_path) {
+ CAMEL_LOG_FULL_DEBUG ("CamelMhFolder::generate_summary folder has no directory path\n");
+ return;
+ }
+
+ summary = camel_folder_summary_new ();
+ folder->summary = summary;
+
+ uid_array = mh_folder->uid_array;
+
+ if (!uid_array) {
+ CAMEL_LOG_FULL_DEBUG ("CamelMhFolder::generate_summary "
+ "no uid list, that probably means there is "
+ "no message in this folder, exiting \n");
+ return;
+ }
+ uid_couple = (MhUidCouple *)uid_array->data;
+
+ for (n_file=0; n_file<uid_array->len; n_file++) {
+
+ file_number = uid_couple->file_number;
+
+ message_info = g_new0 (CamelMessageInfo, 1);
+ message_info->uid = g_new0 (guchar, 17);
+ strncpy (message_info->uid, uid_couple->uid, 16);
+
+
+ message_fullpath = g_strdup_printf ("%s/%d", directory_path, file_number);
+ message_stream = camel_stream_buffered_fs_new_with_name (message_fullpath,
+ CAMEL_STREAM_BUFFERED_FS_READ);
+ if (!message_stream) {
+ CAMEL_LOG_FULL_DEBUG ("CamelMhFolder::generate_summary "
+ "could not open %d for reading\n", message_fullpath);
+ g_free (message_fullpath);
+ return;
+ }
+ g_free (message_fullpath);
+
+ header_array = get_header_array_from_stream (message_stream);
+ gtk_object_unref (GTK_OBJECT (message_stream));
+
+ for (i=0; i<header_array->len; i++) {
+ cur_header = (Rfc822Header *)header_array->data + i;
+ if (!g_strcasecmp (cur_header->name, "subject")) {
+ message_info->subject = cur_header->value;
+ g_free (cur_header->name);
+ } else if (!g_strcasecmp (cur_header->name, "sender")) {
+ message_info->date = cur_header->value;
+ g_free (cur_header->name);
+ } else if (!g_strcasecmp (cur_header->name, "date")) {
+ message_info->date = cur_header->value;
+ g_free (cur_header->name);
+ } else {
+ g_free (cur_header->name);
+ g_free (cur_header->value);
+ }
+ }
+ g_array_free (header_array, TRUE);
+
+ summary->message_info_list = g_list_append (summary->message_info_list, message_info);
+
+ /* next message in the uid list */
+ uid_couple++;
+ }
+ CAMEL_LOG_FULL_DEBUG ("CamelMhFolder::generate_summary leaving \n");
+
+}
+
+
+void
+mh_save_summary (CamelMhFolder *mh_folder)
+{
+ GArray *uid_array;
+ MhUidCouple *first_uid_couple;
+ CamelFolderSummary *summary;
+ GList *msg_info_list;
+ CamelMessageInfo *msg_info;
+ gchar *directory_path = mh_folder->directory_path;
+ gchar *summary_file_path;
+ gint fd;
+ gint i;
+ gint field_lgth;
+
+ CAMEL_LOG_FULL_DEBUG ("CamelMhFolder::save_summary entering \n");
+
+ summary = CAMEL_FOLDER (mh_folder)->summary;
+ if (!summary) return;
+
+ summary_file_path = g_strdup_printf ("%s/%s", directory_path, ".camel-summary");
+ CAMEL_LOG_FULL_DEBUG ("In the process of writing %s\n", summary_file_path);
+ fd = open (summary_file_path, O_WRONLY | O_CREAT );
+
+ if (!fd) {
+ CAMEL_LOG_FULL_DEBUG ("could not open file %s for writing. Exiting.\n", summary_file_path);
+ g_free (summary_file_path);
+ return;
+ }
+ g_free (summary_file_path);
+
+ msg_info_list = summary->message_info_list;
+ while (msg_info_list) {
+ msg_info = msg_info_list->data;
+ /* write subject */
+ field_lgth = msg_info->subject ? strlen (msg_info->subject) : 0;
+ write (fd, &field_lgth, sizeof (gint));
+ if (field_lgth)
+ write (fd, msg_info->subject, field_lgth);
+
+ /* write uid */
+ field_lgth = msg_info->uid ? strlen (msg_info->uid) : 0;
+ write (fd, &field_lgth, sizeof (gint));
+ if (field_lgth)
+ write (fd, msg_info->uid, field_lgth);
+
+ /* write date */
+ field_lgth = msg_info->date ? strlen (msg_info->date) : 0;
+ write (fd, &field_lgth, sizeof (gint));
+ if (field_lgth)
+ write (fd, msg_info->date, field_lgth);
+
+ /* write sender */
+ field_lgth = msg_info->sender ? strlen (msg_info->sender) : 0;
+ write (fd, &field_lgth, sizeof (gint));
+ if (field_lgth)
+ write (fd, msg_info->sender, field_lgth);
+
+ msg_info_list = msg_info_list->next;
+
+ }
+
+ close (fd);
+
+ CAMEL_LOG_FULL_DEBUG ("CamelMhFolder::save_summary leaving \n");
+
+}
+
+
+
+
+
+gint
+mh_load_summary (CamelMhFolder *mh_folder)
+{
+ GArray *uid_array;
+ MhUidCouple *first_uid_couple;
+ CamelFolderSummary *summary;
+ CamelMessageInfo *msg_info;
+ gchar *directory_path = mh_folder->directory_path;
+ gchar *summary_file_path;
+ gint fd;
+ gint i;
+ gint field_lgth;
+ gboolean file_eof;
+ gint stat_error;
+ struct stat stat_buf;
+
+ summary = CAMEL_FOLDER (mh_folder)->summary;
+ if (summary) return 1; /* should we regenerate it ? */
+
+ summary_file_path = g_strdup_printf ("%s/%s", directory_path, ".camel-summary");
+ CAMEL_LOG_FULL_DEBUG ("In the process of reading %s\n", summary_file_path);
+ fd = open (summary_file_path, O_RDONLY);
+ /* tests if file exists */
+ stat_error = stat (summary_file_path, &stat_buf);
+
+ if (!((stat_error != -1) && S_ISREG (stat_buf.st_mode))) {
+ CAMEL_LOG_FULL_DEBUG ("could not open file %s for reading. Exiting.\n", summary_file_path);
+ g_free (summary_file_path);
+ return -1;
+ }
+ g_free (summary_file_path);
+
+ for (;;) {
+ /* read subject */
+ file_eof = (read (fd, &field_lgth, sizeof (gint)) <= 0);
+ if (file_eof) break;
+
+
+ /* allcate a summary if needed */
+ if (!summary)
+ summary = camel_folder_summary_new ();
+ /* allocate a message info struct */
+ msg_info = g_new0 (CamelMessageInfo, 1);
+
+ if (!file_eof && (field_lgth > 0)) {
+ msg_info->subject = g_new0 (gchar, field_lgth + 1);
+ read (fd, msg_info->subject, field_lgth);
+ } else
+ msg_info->subject = NULL;
+
+ /* read uid */
+ if (!file_eof) file_eof = (read (fd, &field_lgth, sizeof (gint)) <= 0);
+ if (!file_eof && (field_lgth > 0)) {
+ msg_info->uid = g_new0 (gchar, field_lgth + 1);
+ read (fd, msg_info->uid, field_lgth);
+ } else
+ msg_info->uid = NULL;
+
+ /* read date */
+ if (!file_eof) file_eof = (read (fd, &field_lgth, sizeof (gint)) <= 0);
+ if (!file_eof && (field_lgth > 0)) {
+ msg_info->date = g_new0 (gchar, field_lgth + 1);
+ read (fd, msg_info->date, field_lgth);
+ } else
+ msg_info->date = NULL;
+
+ /* read sender */
+ if (!file_eof) file_eof = (read (fd, &field_lgth, sizeof (gint)) <= 0);
+ if (!file_eof && (field_lgth > 0)) {
+ msg_info->sender = g_new0 (gchar, field_lgth + 1);
+ read (fd, msg_info->sender, field_lgth);
+ } else
+ msg_info->sender = NULL;
+
+ summary->message_info_list = g_list_prepend (summary->message_info_list,
+ msg_info);
+ }
+
+ CAMEL_FOLDER (mh_folder)->summary = summary;
+
+ close (fd);
+ return 1;
+}
+
+
diff --git a/camel/providers/MH/mh-summary.h b/camel/providers/MH/mh-summary.h
new file mode 100644
index 0000000000..27c9a21f60
--- /dev/null
+++ b/camel/providers/MH/mh-summary.h
@@ -0,0 +1,33 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+
+/*
+ *
+ * Copyright (C) 1999 Bertrand Guiheneuf <Bertrand.Guiheneuf@aful.org> .
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * 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
+ */
+
+#ifndef MH_SUMMARY_H
+#define MH_SUMMARY_H 1
+
+#include <glib.h>
+#include "camel-mh-folder.h"
+
+void mh_generate_summary (CamelFolder *folder);
+void mh_save_summary (CamelMhFolder *mh_folder);
+gint mh_load_summary (CamelMhFolder *mh_folder);
+
+#endif /* MH_SUMMARY_H */