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|
/*
* Routines to copy information from a Gaim buddy list into an
* Evolution addressbook.
*
* I currently copy IM account names and buddy icons, provided you
* don't already have a buddy icon defined for a person.
*
* This works today (25 October 2004), but is pretty sure to break
* later on as the Gaim buddylist file format shifts.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) version 3.
*
* 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with the program; if not, see <http://www.gnu.org/licenses/>
*
*
* Authors:
* Nat Friedman <nat@novell.com>
*
* Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
*
*/
#include <glib.h>
#include <libxml/tree.h>
#include <libxml/parser.h>
#include <libxml/xmlmemory.h>
#include <e-util/e-xml-utils.h>
#include <gtk/gtk.h>
#include <glib/gi18n.h>
#include <string.h>
#include <libebook/e-book.h>
#include <libedataserverui/e-source-combo-box.h>
#include <sys/time.h>
#include <sys/stat.h>
#include <e-util/e-config.h>
#include "bbdb.h"
typedef struct {
gchar *account_name;
gchar *proto;
gchar *alias;
gchar *icon;
} GaimBuddy;
/* Forward declarations for this file. */
static gboolean bbdb_merge_buddy_to_contact (EBook *book, GaimBuddy *b, EContact *c);
static GList *bbdb_get_gaim_buddy_list (void);
static gchar *get_node_text (xmlNodePtr node);
static gchar *get_buddy_icon_from_setting (xmlNodePtr setting);
static void free_buddy_list (GList *blist);
static void parse_buddy_group (xmlNodePtr group, GList **buddies, GSList *blocked);
static EContactField proto_to_contact_field (const gchar *proto);
static gchar *
get_buddy_filename (void)
{
return g_build_path ("/", g_get_home_dir (), ".purple/blist.xml", NULL);
}
static gchar *
get_md5_as_string (const gchar *filename)
{
GMappedFile *mapped_file;
const gchar *contents;
gchar *digest;
gsize length;
GError *error = NULL;
g_return_val_if_fail (filename != NULL, NULL);
mapped_file = g_mapped_file_new (filename, FALSE, &error);
if (mapped_file == NULL) {
g_warning ("%s", error->message);
return NULL;
}
contents = g_mapped_file_get_contents (mapped_file);
length = g_mapped_file_get_length (mapped_file);
digest = g_compute_checksum_for_data (
G_CHECKSUM_MD5, (guchar *) contents, length);
g_mapped_file_unref (mapped_file);
return digest;
}
void
bbdb_sync_buddy_list_check (void)
{
GConfClient *gconf;
struct stat statbuf;
time_t last_sync_time;
gchar *md5;
gchar *blist_path;
gchar *last_sync_str;
blist_path = get_buddy_filename ();
if (stat (blist_path, &statbuf) < 0) {
g_free (blist_path);
return;
}
/* Reprocess the buddy list if it's been updated. */
gconf = gconf_client_get_default ();
last_sync_str = gconf_client_get_string (gconf, GCONF_KEY_GAIM_LAST_SYNC_TIME, NULL);
if (last_sync_str == NULL || !strcmp ((const gchar *)last_sync_str, ""))
last_sync_time = (time_t) 0;
else
last_sync_time = (time_t) g_ascii_strtoull (last_sync_str, NULL, 10);
g_free (last_sync_str);
if (statbuf.st_mtime <= last_sync_time) {
g_object_unref (G_OBJECT (gconf));
g_free (blist_path);
return;
}
last_sync_str = gconf_client_get_string (gconf, GCONF_KEY_GAIM_LAST_SYNC_MD5, NULL);
g_object_unref (G_OBJECT (gconf));
md5 = get_md5_as_string (blist_path);
if (!last_sync_str || !*last_sync_str || !g_str_equal (md5, last_sync_str)) {
fprintf (stderr, "bbdb: Buddy list has changed since last sync.\n");
bbdb_sync_buddy_list ();
}
g_free (last_sync_str);
g_free (blist_path);
g_free (md5);
}
static gboolean
store_last_sync_idle_cb (gpointer data)
{
GConfClient *gconf;
gchar *md5;
gchar *blist_path = get_buddy_filename ();
time_t last_sync;
gchar *last_sync_time;
time (&last_sync);
last_sync_time = g_strdup_printf ("%ld", (glong) last_sync);
md5 = get_md5_as_string (blist_path);
gconf = gconf_client_get_default ();
gconf_client_set_string (gconf, GCONF_KEY_GAIM_LAST_SYNC_TIME, last_sync_time, NULL);
gconf_client_set_string (gconf, GCONF_KEY_GAIM_LAST_SYNC_MD5, md5, NULL);
g_object_unref (G_OBJECT (gconf));
g_free (last_sync_time);
g_free (blist_path);
g_free (md5);
return FALSE;
}
static gboolean syncing = FALSE;
G_LOCK_DEFINE_STATIC (syncing);
struct sync_thread_data
{
GList *blist;
EBook *book;
};
static gpointer
bbdb_sync_buddy_list_in_thread (gpointer data)
{
GList *l;
struct sync_thread_data *std = data;
g_return_val_if_fail (std != NULL, NULL);
if (!bbdb_open_ebook (std->book)) {
/* book got freed in bbdb_open_ebook on a failure */
free_buddy_list (std->blist);
g_free (std);
G_LOCK (syncing);
syncing = FALSE;
G_UNLOCK (syncing);
return NULL;
}
printf ("bbdb: Synchronizing buddy list to contacts...\n");
/* Walk the buddy list */
for (l = std->blist; l != NULL; l = l->next) {
GaimBuddy *b = l->data;
EBookQuery *query;
GList *contacts = NULL;
GError *error = NULL;
EContact *c;
if (b->alias == NULL || strlen (b->alias) == 0) {
g_free (b->alias);
b->alias = g_strdup (b->account_name);
}
/* Look for an exact match full name == buddy alias */
query = e_book_query_field_test (E_CONTACT_FULL_NAME, E_BOOK_QUERY_IS, b->alias);
if (!e_book_get_contacts (std->book, query, &contacts, NULL)) {
e_book_query_unref (query);
continue;
}
e_book_query_unref (query);
if (contacts != NULL) {
/* FIXME: If there's more than one contact with this
name, just give up; we're not smart enough for
this. */
if (contacts->next != NULL)
continue;
c = E_CONTACT (contacts->data);
if (!bbdb_merge_buddy_to_contact (std->book, b, c))
continue;
/* Write it out to the addressbook */
if (!e_book_commit_contact (std->book, c, &error)) {
g_warning ("bbdb: Could not modify contact: %s\n", error->message);
g_error_free (error);
}
continue;
}
/* Otherwise, create a new contact. */
c = e_contact_new ();
e_contact_set (c, E_CONTACT_FULL_NAME, (gpointer) b->alias);
if (!bbdb_merge_buddy_to_contact (std->book, b, c)) {
g_object_unref (G_OBJECT (c));
continue;
}
if (!e_book_add_contact (std->book, c, &error)) {
g_warning ("bbdb: Failed to add new contact: %s\n", error->message);
g_error_free (error);
goto finish;
}
g_object_unref (G_OBJECT (c));
}
g_idle_add (store_last_sync_idle_cb, NULL);
finish:
printf ("bbdb: Done syncing buddy list to contacts.\n");
g_object_unref (std->book);
free_buddy_list (std->blist);
g_free (std);
G_LOCK (syncing);
syncing = FALSE;
G_UNLOCK (syncing);
return NULL;
}
void
bbdb_sync_buddy_list (void)
{
GList *blist;
GError *error = NULL;
EBook *book = NULL;
struct sync_thread_data *std;
G_LOCK (syncing);
if (syncing) {
G_UNLOCK (syncing);
printf ("bbdb: Already syncing buddy list, skipping this call\n");
return;
}
/* Get the Gaim buddy list */
blist = bbdb_get_gaim_buddy_list ();
if (blist == NULL) {
G_UNLOCK (syncing);
return;
}
/* Open the addressbook */
book = bbdb_create_ebook (GAIM_ADDRESSBOOK);
if (book == NULL) {
free_buddy_list (blist);
G_UNLOCK (syncing);
return;
}
std = g_new0 (struct sync_thread_data, 1);
std->blist = blist;
std->book = book;
syncing = TRUE;
g_thread_create (bbdb_sync_buddy_list_in_thread, std, FALSE, &error);
if (error) {
g_warning (
"%s: Creation of the thread failed with error: %s",
G_STRFUNC, error->message);
g_error_free (error);
G_UNLOCK (syncing);
bbdb_sync_buddy_list_in_thread (std);
G_LOCK (syncing);
}
G_UNLOCK (syncing);
}
static gboolean
im_list_contains_buddy (GList *ims, GaimBuddy *b)
{
GList *l;
for (l = ims; l != NULL; l = l->next) {
gchar *im = (gchar *) l->data;
if (!strcmp (im, b->account_name))
return TRUE;
}
return FALSE;
}
static gboolean
bbdb_merge_buddy_to_contact (EBook *book, GaimBuddy *b, EContact *c)
{
EContactField field;
GList *ims;
gboolean dirty = FALSE;
EContactPhoto *photo = NULL;
GError *error = NULL;
/* Set the IM account */
field = proto_to_contact_field (b->proto);
ims = e_contact_get (c, field);
if (!im_list_contains_buddy (ims, b)) {
ims = g_list_append (ims, g_strdup (b->account_name));
e_contact_set (c, field, (gpointer) ims);
dirty = TRUE;
}
g_list_foreach (ims, (GFunc) g_free, NULL);
g_list_free (ims);
ims = NULL;
/* Set the photo if it's not set */
if (b->icon != NULL) {
photo = e_contact_get (c, E_CONTACT_PHOTO);
if (photo == NULL) {
gchar *contents = NULL;
photo = g_new0 (EContactPhoto, 1);
photo->type = E_CONTACT_PHOTO_TYPE_INLINED;
if (!g_file_get_contents (
b->icon, &contents,
&photo->data.inlined.length, &error)) {
g_warning ("bbdb: Could not read buddy icon: %s\n", error->message);
g_error_free (error);
return dirty;
}
photo->data.inlined.data = (guchar *) contents;
e_contact_set (c, E_CONTACT_PHOTO, (gpointer) photo);
dirty = TRUE;
}
}
/* Clean up */
if (photo != NULL)
e_contact_photo_free (photo);
return dirty;
}
static EContactField
proto_to_contact_field (const gchar *proto)
{
if (!strcmp (proto, "prpl-oscar"))
return E_CONTACT_IM_AIM;
if (!strcmp (proto, "prpl-novell"))
return E_CONTACT_IM_GROUPWISE;
if (!strcmp (proto, "prpl-msn"))
return E_CONTACT_IM_MSN;
if (!strcmp (proto, "prpl-icq"))
return E_CONTACT_IM_ICQ;
if (!strcmp (proto, "prpl-yahoo"))
return E_CONTACT_IM_YAHOO;
if (!strcmp (proto, "prpl-jabber"))
return E_CONTACT_IM_JABBER;
if (!strcmp (proto, "prpl-gg"))
return E_CONTACT_IM_GADUGADU;
return E_CONTACT_IM_AIM;
}
static void
get_all_blocked (xmlNodePtr node, GSList **blocked)
{
xmlNodePtr child;
if (!node || !blocked)
return;
for (child = node->children; child; child = child->next) {
if (child->children)
get_all_blocked (child, blocked);
if (!strcmp ((const gchar *)child->name, "block")) {
gchar *name = get_node_text (child);
if (name)
*blocked = g_slist_prepend (*blocked, name);
}
}
}
static GList *
bbdb_get_gaim_buddy_list (void)
{
gchar *blist_path;
xmlDocPtr buddy_xml;
xmlNodePtr root, child, blist;
GList *buddies = NULL;
GSList *blocked = NULL;
blist_path = get_buddy_filename ();
buddy_xml = xmlParseFile (blist_path);
g_free (blist_path);
if (!buddy_xml) {
fprintf (stderr, "bbdb: Could not open Pidgin buddy list.\n");
return NULL;
}
root = xmlDocGetRootElement (buddy_xml);
if (strcmp ((const gchar *)root->name, "purple")) {
fprintf (stderr, "bbdb: Could not parse Pidgin buddy list.\n");
xmlFreeDoc (buddy_xml);
return NULL;
}
for (child = root->children; child != NULL; child = child->next) {
if (!strcmp ((const gchar *)child->name, "privacy")) {
get_all_blocked (child, &blocked);
break;
}
}
blist = NULL;
for (child = root->children; child != NULL; child = child->next) {
if (!strcmp ((const gchar *)child->name, "blist")) {
blist = child;
break;
}
}
if (blist == NULL) {
fprintf (stderr, "bbdb: Could not find 'blist' element in Pidgin buddy list.\n");
xmlFreeDoc (buddy_xml);
return NULL;
}
for (child = blist->children; child != NULL; child = child->next) {
if (!strcmp ((const gchar *)child->name, "group"))
parse_buddy_group (child, &buddies, blocked);
}
xmlFreeDoc (buddy_xml);
g_slist_foreach (blocked, (GFunc) g_free, NULL);
g_slist_free (blocked);
return buddies;
}
static void
free_gaim_body (GaimBuddy *gb)
{
if (!gb)
return;
g_free (gb->icon);
g_free (gb->alias);
g_free (gb->account_name);
g_free (gb->proto);
g_free (gb);
}
static void
free_buddy_list (GList *blist)
{
g_list_foreach (blist, (GFunc) free_gaim_body, NULL);
g_list_free (blist);
}
static gchar *
get_node_text (xmlNodePtr node)
{
if (node->children == NULL || node->children->content == NULL ||
strcmp ((gchar *)node->children->name, "text"))
return NULL;
return g_strdup ((gchar *) node->children->content);
}
static gchar *
get_buddy_icon_from_setting (xmlNodePtr setting)
{
gchar *icon = NULL;
icon = get_node_text (setting);
if (icon[0] != '/') {
gchar *path;
path = g_build_path ("/", g_get_home_dir (), ".purple/icons", icon, NULL);
g_free (icon);
icon = path;
}
return icon;
}
static void
parse_contact (xmlNodePtr contact, GList **buddies, GSList *blocked)
{
xmlNodePtr child;
xmlNodePtr buddy = NULL;
GaimBuddy *gb;
gboolean is_blocked = FALSE;
for (child = contact->children; child != NULL; child = child->next) {
if (!strcmp ((const gchar *)child->name, "buddy")) {
buddy = child;
break;
}
}
if (buddy == NULL) {
fprintf (
stderr, "bbdb: Could not find buddy in contact. "
"Malformed Pidgin buddy list file.\n");
return;
}
gb = g_new0 (GaimBuddy, 1);
gb->proto = e_xml_get_string_prop_by_name (buddy, (const guchar *)"proto");
for (child = buddy->children; child != NULL && !is_blocked; child = child->next) {
if (!strcmp ((const gchar *)child->name, "setting")) {
gchar *setting_type;
setting_type = e_xml_get_string_prop_by_name (child, (const guchar *)"name");
if (!strcmp ((const gchar *)setting_type, "buddy_icon"))
gb->icon = get_buddy_icon_from_setting (child);
g_free (setting_type);
} else if (!strcmp ((const gchar *)child->name, "name")) {
gb->account_name = get_node_text (child);
is_blocked = g_slist_find_custom (
blocked, gb->account_name,
(GCompareFunc) strcmp) != NULL;
} else if (!strcmp ((const gchar *)child->name, "alias"))
gb->alias = get_node_text (child);
}
if (is_blocked)
free_gaim_body (gb);
else
*buddies = g_list_prepend (*buddies, gb);
}
static void
parse_buddy_group (xmlNodePtr group, GList **buddies, GSList *blocked)
{
xmlNodePtr child;
for (child = group->children; child != NULL; child = child->next) {
if (strcmp ((const gchar *)child->name, "contact"))
continue;
parse_contact (child, buddies, blocked);
}
}
|