/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/* netscape-importer.c
*
* Authors:
* Iain Holmes <iain@ximian.com>
*
* Copyright 2001 Ximian, Inc. (http://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 Place, Suite 330, Boston, MA 02111-1307
* USA
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <dirent.h>
#include <glib.h>
#include <gnome.h>
#include <bonobo/bonobo-object.h>
#include <bonobo/bonobo-generic-factory.h>
#include <camel/camel-mime-message.h>
#include <camel/camel-mime-part.h>
#include <camel/camel-exception.h>
#include <importer/evolution-intelligent-importer.h>
#include <importer/GNOME_Evolution_Importer.h>
#include "mail-importer.h"
#include "mail-tools.h"
static char *nsmail_dir = NULL;
extern char *evolution_dir;
#define NETSCAPE_INTELLIGENT_IMPORTER_IID "OAFIID:GNOME_Evolution_Mail_Netscape_Intelligent_Importer_Factory"
#define KEY "netscape-mail-imported"
/*#define SUPER_IMPORTER_DEBUG*/
#ifdef SUPER_IMPORTER_DEBUG
#define d(x) x
#else
#define d(x)
#endif
typedef struct {
MailImporter importer;
GList *dir_list;
int num;
CamelMimeParser *mp;
BonoboListener *listener;
} NetscapeImporter;
static gboolean
netscape_import_mbox (CamelFolder *folder,
const char *filename)
{
gboolean done = FALSE;
CamelException *ex;
CamelMimeParser *mp;
int fd, n = 0;
fd = open (filename, O_RDONLY);
if (fd == -1) {
g_warning ("Cannot open %s", filename);
return FALSE;
}
camel_object_ref (CAMEL_OBJECT (folder));
camel_folder_freeze (folder);
ex = camel_exception_new ();
mp = camel_mime_parser_new ();
camel_mime_parser_scan_from (mp, TRUE);
if (camel_mime_parser_init_with_fd (mp, fd) == -1) {
g_warning ("Unable to process file %s", filename);
camel_object_unref (CAMEL_OBJECT (mp));
camel_folder_thaw (folder);
camel_object_unref (CAMEL_OBJECT (folder));
return FALSE;
}
while (camel_mime_parser_step (mp, 0, 0) == HSCAN_FROM) {
/* Import the next message */
CamelMimeMessage *msg;
CamelMessageInfo *info;
msg = camel_mime_message_new ();
if (camel_mime_part_construct_from_parser (CAMEL_MIME_PART (msg),
mp) == -1) {
g_warning ("Failed message %d", n);
camel_object_unref (CAMEL_OBJECT (msg));
done = TRUE;
}
info = g_new0 (CamelMessageInfo, 1);
camel_folder_append_message (folder, msg, info, ex);
g_free (info);
camel_object_unref (CAMEL_OBJECT (msg));
if (camel_exception_is_set (ex)) {
g_warning ("Failed message %d", n);
done = TRUE;
}
if (!done) {
n++;
camel_mime_parser_step (mp, 0, 0);
}
}
camel_folder_sync (folder, FALSE, ex);
camel_folder_thaw (folder);
camel_object_unref (CAMEL_OBJECT (folder));
done = TRUE;
camel_exception_free (ex);
return done;
}
static void
netscape_clean_up (void)
{
g_free (nsmail_dir);
nsmail_dir = NULL;
}
static gboolean
netscape_can_import (EvolutionIntelligentImporter *ii,
void *closure)
{
NetscapeImporter *importer = closure;
char *nsprefs;
FILE *prefs_handle;
char *key;
/* Already imported */
key = g_strdup_printf ("=%s/config/Mail=/importers/", evolution_dir);
gnome_config_push_prefix (key);
g_free (key);
if (gnome_config_get_bool (KEY) == TRUE) {
gnome_config_pop_prefix ();
return FALSE;
}
gnome_config_pop_prefix ();
nsprefs = gnome_util_prepend_user_home (".netscape/preferences.js");
prefs_handle = fopen (nsprefs, "r");
g_free (nsprefs);
if (prefs_handle == NULL) {
d(g_warning ("No .netscape/preferences.js"));
return FALSE;
}
/* Find the user mail dir */
while (1) {
char line[4096];
fgets (line, 4096, prefs_handle);
if (line == NULL) {
g_warning ("No mail.directory entry");
fclose (prefs_handle);
return FALSE;
}
if (strstr (line, "mail.directory") != NULL) {
char *sep, *start, *end;
/* Found the line */
sep = strchr (line, ',');
if (sep == NULL) {
g_warning ("Bad line %s", line);
fclose (prefs_handle);
return FALSE;
}
start = strchr (sep, '\"') + 1;
if (start == NULL) {
g_warning ("Bad line %s", line);
fclose (prefs_handle);
return FALSE;
}
end = strrchr (sep, '\"');
if (end == NULL) {
g_warning ("Bad line %s", line);
fclose (prefs_handle);
return FALSE;
}
nsmail_dir = g_strndup (start, end - start);
d(g_warning ("Got nsmail_dir: %s", nsmail_dir));
fclose (prefs_handle);
return TRUE;
}
}
}
static void
netscape_import_file (NetscapeImporter *importer,
const char *parent,
const char *dirname,
const char *filename,
const char *fullpath)
{
char *summary, *summarypath, *foldername, *path;
char *protocol;
CamelException *ex;
CamelFolder *folder;
/* Check that the file is a netscape mbox.
It should have an associated .summary file */
summary = g_strdup_printf (".%s.summary", filename);
summarypath = g_concat_dir_and_file (dirname, summary);
if (!g_file_exists (summarypath)) {
d(g_warning ("%s does not exist.\nIgnoring %s", summary,
filename));
g_free (summary);
g_free (summarypath);
return;
}
g_free (summary);
g_free (summarypath);
/* Do import */
foldername = g_concat_dir_and_file (parent, filename);
d(g_warning ("Importing %s as %s\n", filename, fullpath));
ex = camel_exception_new ();
protocol = g_strconcat ("file://", fullpath, NULL);
folder = mail_tool_uri_to_folder (protocol, ex);
if (camel_exception_is_set (ex)) {
g_free (protocol);
camel_exception_free (ex);
return;
}
if (folder == NULL) {
g_warning ("Folder for %s is NULL", fullpath);
camel_exception_free (ex);
return;
}
camel_exception_free (ex);
path = g_concat_dir_and_file (dirname, filename);
netscape_import_mbox (folder, path);
g_free (path);
}
typedef struct {
NetscapeImporter *importer;
char *parent;
char *dirname;
char *filename;
} NetscapeCreateDirectoryData;
static void
netscape_dir_created (BonoboListener *listener,
const char *event_name,
const BonoboArg *event_data,
CORBA_Environment *ev,
NetscapeImporter *importer)
{
NetscapeCreateDirectoryData *data;
GList *l;
GNOME_Evolution_Storage_FolderResult *result;
char *fullpath;
if (strcmp (event_name, "evolution-shell:folder_created") != 0) {
return; /* Unknown event notification */
}
result = event_data->_value;
fullpath = result->path;
l = importer->dir_list;
importer->dir_list = g_list_remove_link (importer->dir_list, l);
data = l->data;
g_list_free_1 (l);
/* Import the file */
/* We got the folder, so try to import the file into it. */
netscape_import_file (data->importer, data->parent,
data->dirname, data->filename, fullpath);
g_free (data->parent);
g_free (data->dirname);
g_free (data->filename);
g_free (data);
if (importer->dir_list) {
/* Do the next in the list */
data = importer->dir_list->data;
mail_importer_create_folder (data->parent, data->filename, NULL,
importer->listener);
}
}
/* This function basically flattens the tree structure.
It makes a list of all the directories that are to be imported. */
static void
scan_dir (NetscapeImporter *importer,
const char *orig_parent,
const char *dirname)
{
DIR *nsmail;
struct stat buf;
struct dirent *current;
nsmail = opendir (dirname);
if (nsmail == NULL) {
d(g_warning ("Could not open %s\nopendir returned: %s",
dirname, g_strerror (errno)));
return;
}
current = readdir (nsmail);
while (current) {
char *fullname;
/* Ignore things which start with .
which should be ., .., and the summaries. */
if (current->d_name[0] =='.') {
current = readdir (nsmail);
continue;
}
fullname = g_concat_dir_and_file (dirname, current->d_name);
if (stat (fullname, &buf) == -1) {
d(g_warning ("Could not stat %s\nstat returned:%s",
fullname, g_strerror (errno)));
current = readdir (nsmail);
g_free (fullname);
continue;
}
if (S_ISREG (buf.st_mode)) {
char *sbd, *dir, *parent;
NetscapeCreateDirectoryData *data;
d(g_print ("File: %s\n", fullname));
data = g_new0 (NetscapeCreateDirectoryData, 1);
data->importer = importer;
data->parent = g_strdup (orig_parent);
data->dirname = g_strdup (dirname);
data->filename = g_strdup (current->d_name);
importer->dir_list = g_list_append (importer->dir_list,
data);
parent = g_concat_dir_and_file (orig_parent,
data->filename);
/* Check if a .sbd folder exists */
dir = g_concat_dir_and_file (data->dirname, data->filename);
sbd = g_strconcat (dir, ".sbd", NULL);
g_free (dir);
if (g_file_exists (sbd)) {
scan_dir (importer, parent, sbd);
}
g_free (parent);
g_free (sbd);
}
g_free (fullname);
current = readdir (nsmail);
}
}
static void
netscape_create_structure (EvolutionIntelligentImporter *ii,
void *closure)
{
NetscapeImporter *importer = closure;
NetscapeCreateDirectoryData *data;
char *key;
g_return_if_fail (nsmail_dir != NULL);
scan_dir (importer, "/", nsmail_dir);
importer->listener = bonobo_listener_new (NULL, NULL);
gtk_signal_connect (GTK_OBJECT (importer->listener), "event_notify",
GTK_SIGNAL_FUNC (netscape_dir_created), importer);
data = importer->dir_list->data;
mail_importer_create_folder (data->parent, data->filename, NULL,
importer->listener);
key = g_strdup_printf ("=%s/config/Mail=/importers/", evolution_dir);
gnome_config_push_prefix (key);
g_free (key);
gnome_config_set_bool (KEY, TRUE);
gnome_config_pop_prefix ();
gnome_config_sync ();
gnome_config_drop_all ();
}
static BonoboObject *
netscape_factory_fn (BonoboGenericFactory *_factory,
void *closure)
{
EvolutionIntelligentImporter *importer;
NetscapeImporter *netscape;
char *message = N_("Evolution has found Netscape mail files.\n"
"Would you like them to be imported into Evolution?");
netscape = g_new0 (NetscapeImporter, 1);
importer = evolution_intelligent_importer_new (netscape_can_import,
netscape_create_structure,
"Netscape mail",
message, netscape);
return BONOBO_OBJECT (importer);
}
/* Entry Point */
void
mail_importer_module_init (void)
{
static gboolean initialised = FALSE;
BonoboGenericFactory *factory;
if (initialised == TRUE)
return;
factory = bonobo_generic_factory_new (NETSCAPE_INTELLIGENT_IMPORTER_IID,
netscape_factory_fn, NULL);
if (factory == NULL)
g_warning ("Could not initialise Netscape Intelligent Mail Importer.");
initialised = TRUE;
}
/* GModule g_module_unload routine */
void
g_module_unload (void)
{
netscape_clean_up ();
}
