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authorJeffrey Stedfast <fejj@ximian.com>2003-11-06 06:07:31 +0800
committerJeffrey Stedfast <fejj@src.gnome.org>2003-11-06 06:07:31 +0800
commit20a1f88f75f89e2f041bf700b8d8efca08bcfc32 (patch)
tree281fb7b85ae06a0f8e45c0f53f70c9f6fb5d69ab /mail/em-migrate.c
parent189d7b0fc6f3fe05e69ce67c9239bab0bff4ec63 (diff)
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New source files to migrate from the old mail directory to the new mail
2003-11-05 Jeffrey Stedfast <fejj@ximian.com> * em-migrate.[c,h]: New source files to migrate from the old mail directory to the new mail directory. * mail-component.c (mail_component_init): Changed to use ~/.evolution and added code to migrate the old mail folders over if ~/.evolution/mail does not yet exist. svn path=/trunk/; revision=23193
Diffstat (limited to 'mail/em-migrate.c')
-rw-r--r--mail/em-migrate.c536
1 files changed, 536 insertions, 0 deletions
diff --git a/mail/em-migrate.c b/mail/em-migrate.c
new file mode 100644
index 0000000000..4a4c31f904
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+++ b/mail/em-migrate.c
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+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/*
+ * Authors: Jeffrey Stedfast <fejj@ximian.com>
+ *
+ * Copyright 2003 Ximian, Inc. (www.ximian.com)
+ *
+ * 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 Street #330, Boston, MA 02111-1307, USA.
+ *
+ */
+
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdio.h>
+#include <string.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+#include <dirent.h>
+#include <errno.h>
+
+#include <gtk/gtk.h>
+
+#include <camel/camel.h>
+#include <camel/camel-session.h>
+#include <camel/camel-file-utils.h>
+
+#include <libxml/tree.h>
+#include <libxml/parser.h>
+#include <libxml/xmlmemory.h>
+
+#include "mail-component.h"
+
+#include "em-migrate.h"
+
+
+#define EM_MIGRATE_SESSION_TYPE (em_migrate_session_get_type ())
+#define EM_MIGRATE_SESSION(obj) (CAMEL_CHECK_CAST((obj), EM_MIGRATE_SESSION_TYPE, EMMigrateSession))
+#define EM_MIGRATE_SESSION_CLASS(k) (CAMEL_CHECK_CLASS_CAST ((k), EM_MIGRATE_SESSION_TYPE, EMMigrateSessionClass))
+#define EM_MIGRATE_IS_SESSION(o) (CAMEL_CHECK_TYPE((o), EM_MIGRATE_SESSION_TYPE))
+
+typedef struct _EMMigrateSession {
+ CamelSession parent_object;
+
+ CamelStore *store; /* new folder tree store */
+ char *srcdir; /* old folder tree path */
+} EMMigrateSession;
+
+typedef struct _EMMigrateSessionClass {
+ CamelSessionClass parent_class;
+
+} EMMigrateSessionClass;
+
+static CamelType em_migrate_session_get_type (void);
+static CamelSession *em_migrate_session_new (const char *path);
+
+static void
+class_init (EMMigrateSessionClass *klass)
+{
+ ;
+}
+
+static CamelType
+em_migrate_session_get_type (void)
+{
+ static CamelType type = CAMEL_INVALID_TYPE;
+
+ if (type == CAMEL_INVALID_TYPE) {
+ type = camel_type_register (
+ camel_session_get_type (),
+ "EMMigrateSession",
+ sizeof (EMMigrateSession),
+ sizeof (EMMigrateSessionClass),
+ (CamelObjectClassInitFunc) class_init,
+ NULL,
+ NULL,
+ NULL);
+ }
+
+ return type;
+}
+
+static CamelSession *
+em_migrate_session_new (const char *path)
+{
+ CamelSession *session;
+
+ session = CAMEL_SESSION (camel_object_new (EM_MIGRATE_SESSION_TYPE));
+
+ camel_session_construct (session, path);
+
+ return session;
+}
+
+
+static GtkWidget *window;
+static GtkLabel *label;
+static GtkProgressBar *progress;
+
+static void
+em_migrate_setup_progress_dialog (void)
+{
+ GtkWidget *vbox, *hbox, *w;
+
+ window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
+ gtk_window_set_title ((GtkWindow *) window, _("Migrating..."));
+ gtk_window_set_modal ((GtkWindow *) window, TRUE);
+ gtk_container_set_border_width ((GtkContainer *) window, 6);
+
+ vbox = gtk_vbox_new (FALSE, 6);
+ gtk_widget_show (vbox);
+ gtk_container_add ((GtkContainer *) window, vbox);
+
+ w = gtk_label_new (_("The location and hierarchy of the Evolution mailbox "
+ "folders has changed since Evolution 1.x.\n\nPlease be "
+ "patient while Evolution migrates your folders..."));
+ gtk_label_set_line_wrap ((GtkLabel *) w, TRUE);
+ gtk_widget_show (w);
+ gtk_box_pack_start_defaults ((GtkBox *) vbox, w);
+
+ hbox = gtk_hbox_new (FALSE, 6);
+ gtk_widget_show (hbox);
+ gtk_box_pack_start_defaults ((GtkBox *) vbox, hbox);
+
+ label = (GtkLabel *) gtk_label_new ("");
+ gtk_widget_show ((GtkWidget *) label);
+ gtk_box_pack_start_defaults ((GtkBox *) hbox, (GtkWidget *) label);
+
+ progress = (GtkProgressBar *) gtk_progress_bar_new ();
+ gtk_widget_show ((GtkWidget *) progress);
+ gtk_box_pack_start_defaults ((GtkBox *) hbox, (GtkWidget *) progress);
+
+ gtk_widget_show (window);
+}
+
+static void
+em_migrate_close_progress_dialog (void)
+{
+ gtk_widget_destroy ((GtkWidget *) window);
+}
+
+static void
+em_migrate_set_folder_name (const char *folder_name)
+{
+ char *text;
+
+ text = g_strdup_printf (_("Migrating `%s':"), folder_name);
+ gtk_label_set_text (label, text);
+ g_free (text);
+
+ gtk_progress_bar_set_fraction (progress, 0.0);
+
+ while (gtk_events_pending ())
+ gtk_main_iteration ();
+}
+
+static void
+em_migrate_set_progress (double percent)
+{
+ char text[5];
+
+ snprintf (text, sizeof (text), "%d%%", (int) (percent * 100.0f));
+
+ gtk_progress_bar_set_fraction (progress, percent);
+ gtk_progress_bar_set_text (progress, text);
+
+ while (gtk_events_pending ())
+ gtk_main_iteration ();
+}
+
+
+static gboolean
+is_mail_folder (const char *metadata)
+{
+ xmlNodePtr node;
+ xmlDocPtr doc;
+ char *type;
+
+ if (!(doc = xmlParseFile (metadata))) {
+ g_warning ("Cannot parse `%s'", metadata);
+ return FALSE;
+ }
+
+ if (!(node = xmlDocGetRootElement (doc))) {
+ g_warning ("`%s' corrupt: document contains no root node", metadata);
+ xmlFreeDoc (doc);
+ return FALSE;
+ }
+
+ if (!node->name || strcmp (node->name, "efolder") != 0) {
+ g_warning ("`%s' corrupt: root node is not 'efolder'", metadata);
+ xmlFreeDoc (doc);
+ return FALSE;
+ }
+
+ node = node->children;
+ while (node != NULL) {
+ if (node->name && !strcmp (node->name, "type")) {
+ type = xmlNodeGetContent (node);
+ if (!strcmp (type, "mail")) {
+ xmlFreeDoc (doc);
+ xmlFree (type);
+
+ return TRUE;
+ }
+
+ xmlFree (type);
+
+ break;
+ }
+
+ node = node->next;
+ }
+
+ xmlFreeDoc (doc);
+
+ return FALSE;
+}
+
+static CamelStore *
+get_local_store (CamelSession *session, const char *dirname, const char *metadata, char **namep, int *index, CamelException *ex)
+{
+ char *protocol, *name, *buf;
+ CamelStore *store;
+ struct stat st;
+ xmlNodePtr node;
+ xmlDocPtr doc;
+
+ if (stat (metadata, &st) == -1 || !S_ISREG (st.st_mode)) {
+ camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM, "`%s' is not a regular file", metadata);
+ return NULL;
+ }
+
+ if (!(doc = xmlParseFile (metadata))) {
+ camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM, "cannot parse `%s'", metadata);
+ return NULL;
+ }
+
+ if (!(node = xmlDocGetRootElement (doc)) || strcmp (node->name, "folderinfo") != 0) {
+ camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM, "`%s' is malformed", metadata);
+ xmlFreeDoc (doc);
+ return NULL;
+ }
+
+ node = node->children;
+ while (node != NULL) {
+ if (node->name && !strcmp (node->name, "folder")) {
+ protocol = xmlGetProp (node, "type");
+ name = xmlGetProp (node, "name");
+ buf = xmlGetProp (node, "index");
+ if (buf != NULL) {
+ *index = atoi (buf);
+ xmlFree (buf);
+ } else {
+ *index = 0;
+ }
+
+ xmlFreeDoc (doc);
+
+ buf = g_strdup_printf ("%s:%s", protocol, dirname);
+ xmlFree (protocol);
+
+ if ((store = camel_session_get_store (session, buf, ex)))
+ *namep = g_strdup (name);
+ else
+ *namep = NULL;
+
+ xmlFree (name);
+
+ return store;
+ }
+
+ node = node->next;
+ }
+
+ xmlFreeDoc (doc);
+
+ camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM, "`%s' does not contain needed info", metadata);
+
+ return NULL;
+}
+
+static void
+em_migrate_dir (EMMigrateSession *session, const char *dirname, const char *full_name)
+{
+ guint32 flags = CAMEL_STORE_FOLDER_CREATE;
+ CamelFolder *old_folder, *new_folder;
+ CamelStore *local_store;
+ struct dirent *dent;
+ CamelException ex;
+ char *path, *name;
+ GPtrArray *uids;
+ struct stat st;
+ int index, i;
+ DIR *dir;
+
+ path = g_strdup_printf ("%s/folder-metadata.xml", dirname);
+ if (stat (path, &st) == -1 || !S_ISREG (st.st_mode)) {
+ g_free (path);
+ return;
+ }
+
+ if (!is_mail_folder (path)) {
+ g_free (path);
+
+ goto try_subdirs;
+ }
+
+ g_free (path);
+
+ camel_exception_init (&ex);
+
+ /* get old store & folder */
+ path = g_strdup_printf ("%s/local-metadata.xml", dirname);
+ if (!(local_store = get_local_store ((CamelSession *) session, dirname, path, &name, &index, &ex))) {
+ g_warning ("error opening old store for `%s': %s", full_name, ex.desc);
+ camel_exception_clear (&ex);
+ g_free (path);
+
+ /* try subfolders anyway? */
+ goto try_subdirs;
+ }
+
+ g_free (path);
+
+ if (!(old_folder = camel_store_get_folder (local_store, name, 0, &ex))) {
+ g_warning ("error opening old folder `%s': %s", full_name, ex.desc);
+ camel_object_unref (local_store);
+ camel_exception_clear (&ex);
+ g_free (name);
+
+ /* try subfolders anyway? */
+ goto try_subdirs;
+ }
+
+ g_free (name);
+
+ flags |= (index ? CAMEL_STORE_FOLDER_BODY_INDEX : 0);
+ if (!(new_folder = camel_store_get_folder (session->store, full_name, flags, &ex))) {
+ g_warning ("error creating new mbox folder `%s': %s", full_name, ex.desc);
+ camel_object_unref (local_store);
+ camel_object_unref (old_folder);
+ camel_exception_clear (&ex);
+
+ /* try subfolders anyway? */
+ goto try_subdirs;
+ }
+
+ em_migrate_set_folder_name (full_name);
+
+ uids = camel_folder_get_uids (old_folder);
+ for (i = 0; i < uids->len; i++) {
+ CamelMimeMessage *message;
+ CamelMessageInfo *info;
+
+ if (!(info = camel_folder_get_message_info (old_folder, uids->pdata[i])))
+ continue;
+
+ if (!(message = camel_folder_get_message (old_folder, uids->pdata[i], &ex))) {
+ camel_folder_free_message_info (old_folder, info);
+ break;
+ }
+
+ camel_folder_append_message (new_folder, message, info, NULL, &ex);
+ camel_folder_free_message_info (old_folder, info);
+ if (camel_exception_is_set (&ex))
+ break;
+
+ em_migrate_set_progress (((double) i + 1) / ((double) uids->len));
+ }
+ camel_folder_free_uids (old_folder, uids);
+
+ if (camel_exception_is_set (&ex)) {
+ g_warning ("error migrating folder `%s': %s", full_name, ex.desc);
+ camel_object_unref (local_store);
+ camel_object_unref (old_folder);
+ camel_object_unref (new_folder);
+ camel_exception_clear (&ex);
+
+ /* try subfolders anyway? */
+ goto try_subdirs;
+ }
+
+ /*camel_object_unref (local_store);*/
+ camel_object_unref (old_folder);
+ camel_object_unref (new_folder);
+
+ try_subdirs:
+
+ path = g_strdup_printf ("%s/subfolders", dirname);
+ if (stat (path, &st) == -1 || !S_ISDIR (st.st_mode)) {
+ g_free (path);
+ return;
+ }
+
+ if (!(dir = opendir (path))) {
+ g_warning ("cannot open `%s': %s", path, strerror (errno));
+ g_free (path);
+ return;
+ }
+
+ while ((dent = readdir (dir))) {
+ char *full_path;
+
+ if (dent->d_name[0] == '.')
+ continue;
+
+ full_path = g_strdup_printf ("%s/%s", path, dent->d_name);
+ if (stat (full_path, &st) == -1 || !S_ISDIR (st.st_mode)) {
+ g_free (full_path);
+ continue;
+ }
+
+ name = g_strdup_printf ("%s/%s", full_name, dent->d_name);
+ em_migrate_dir (session, full_path, name);
+ g_free (full_path);
+ g_free (name);
+ }
+
+ closedir (dir);
+
+ g_free (path);
+}
+
+static void
+em_migrate_local_folders (EMMigrateSession *session)
+{
+ struct dirent *dent;
+ struct stat st;
+ DIR *dir;
+
+ if (!(dir = opendir (session->srcdir))) {
+ g_warning ("cannot open `%s': %s", session->srcdir, strerror (errno));
+ return;
+ }
+
+ em_migrate_setup_progress_dialog ();
+
+ while ((dent = readdir (dir))) {
+ char *full_path;
+
+ if (dent->d_name[0] == '.')
+ continue;
+
+ full_path = g_strdup_printf ("%s/%s", session->srcdir, dent->d_name);
+ if (stat (full_path, &st) == -1 || !S_ISDIR (st.st_mode)) {
+ g_free (full_path);
+ continue;
+ }
+
+ em_migrate_dir (session, full_path, dent->d_name);
+ g_free (full_path);
+ }
+
+ closedir (dir);
+
+ em_migrate_close_progress_dialog ();
+}
+
+
+int
+em_migrate (MailComponent *component, CamelException *ex)
+{
+ const char *evolution_dir;
+ EMMigrateSession *session;
+ CamelException lex;
+ struct stat st;
+ char *path;
+
+ evolution_dir = mail_component_peek_base_directory (component);
+ path = g_strdup_printf ("%s/mail", evolution_dir);
+ if (stat (path, &st) == -1) {
+ if (errno != ENOENT || camel_mkdir (path, 0777) == -1) {
+ camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
+ _("Failed to create directory `%s': %s"),
+ path, g_strerror (errno));
+ g_free (path);
+ return -1;
+ }
+ }
+
+ camel_init (path, TRUE);
+ session = (EMMigrateSession *) em_migrate_session_new (path);
+ g_free (path);
+
+ session->srcdir = g_strdup_printf ("%s/evolution/local", g_get_home_dir ());
+
+ path = g_strdup_printf ("mbox:%s/.evolution/mail/local", g_get_home_dir ());
+ if (stat (path + 5, &st) == -1) {
+ if (errno != ENOENT || camel_mkdir (path + 5, 0777) == -1) {
+ camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
+ _("Failed to create directory `%s': %s"),
+ path + 5, g_strerror (errno));
+ g_free (session->srcdir);
+ camel_object_unref (session);
+ g_free (path);
+ return -1;
+ }
+ }
+
+ camel_exception_init (&lex);
+ if (!(session->store = camel_session_get_store ((CamelSession *) session, path, &lex))) {
+ camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
+ _("Failed to open store for `%s': %s"),
+ path, lex.desc);
+ g_free (session->srcdir);
+ camel_object_unref (session);
+ camel_exception_clear (&lex);
+ g_free (path);
+ return -1;
+ }
+ g_free (path);
+
+ em_migrate_local_folders (session);
+
+ camel_object_unref (session->store);
+ g_free (session->srcdir);
+
+ camel_object_unref (session);
+
+ return 0;
+}