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lightdm-webkit2-greeter/src/lightdm-webkit2-greeter-ext.c

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/*
* lightdm-webkit2-greeter-ext.c
*
* Copyright © 2014-2015 Antergos Developers <dev@antergos.com>
*
* Based on code from lightdm-webkit-greeter:
* Copyright © 2010-2015 Robert Ancell <robert.ancell@canonical.com>
*
* This file is part of lightdm-webkit2-greeter.
*
* lightdm-webkit2-greeter 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 3 of the License, or
* (at your option) any later version.
*
* lightdm-webkit2-greeter 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.
*
* The following additional terms are in effect as per Section 7 of the license:
*
* The preservation of all legal notices and author attributions in
* the material or in the Appropriate Legal Notices displayed
* by works containing it is required.
*
* You should have received a copy of the GNU General Public License
* along with lightdm-webkit2-greeter; If not, see <http://www.gnu.org/licenses/>.
*
*/
#include <stdlib.h>
#include <config.h>
#include <gtk/gtk.h>
#include <glib/gi18n.h>
#include <webkit2/webkit-web-extension.h>
#include <webkitdom/WebKitDOMCustom.h>
#include <JavaScriptCore/JavaScript.h>
#include <lightdm.h>
G_MODULE_EXPORT void webkit_web_extension_initialize(WebKitWebExtension *extension);
guint64 page_id = -1;
static JSClassRef
lightdm_greeter_class,
gettext_class,
lightdm_user_class,
lightdm_language_class,
lightdm_layout_class,
lightdm_session_class;
static JSValueRef
string_or_null(JSContextRef context, const gchar *str) {
JSValueRef result;
JSStringRef string;
if (str == NULL)
return JSValueMakeNull (context);
string = JSStringCreateWithUTF8CString (str);
result = JSValueMakeString (context, string);
JSStringRelease (string);
return result;
}
static JSValueRef
mkexception (JSContextRef context, JSValueRef * exception, const gchar * str)
{
JSStringRef string = JSStringCreateWithUTF8CString (str);
JSValueRef exceptionString = JSValueMakeString (context, string);
JSStringRelease (string);
*exception = JSValueToObject (context, exceptionString, NULL);
return JSValueMakeNull (context);
}
static char *
escape (const gchar *text)
{
size_t len;
size_t i, j;
int count = 0;
gchar *escaped;
len = strlen (text);
for (i = 0; i < len; i++)
if (text[i] == '\'')
count++;
if (count == 0)
return g_strdup (text);
escaped = g_malloc (len + count + 1);
j = 0;
for (i = 0; i <= len; i++) {
if (text[i] == '\'') {
escaped[j] = '\\';
j++;
}
escaped[j] = text[i];
j++;
}
return escaped;
}
static JSValueRef
get_user_name_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
LightDMUser *user = JSObjectGetPrivate(thisObject);
return string_or_null(context, lightdm_user_get_name(user));
}
static JSValueRef
get_user_real_name_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
LightDMUser *user = JSObjectGetPrivate(thisObject);
return string_or_null(context, lightdm_user_get_real_name(user));
}
static JSValueRef
get_user_display_name_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
LightDMUser *user = JSObjectGetPrivate(thisObject);
return string_or_null(context, lightdm_user_get_display_name(user));
}
static JSValueRef
get_user_home_directory_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
LightDMUser *user = JSObjectGetPrivate(thisObject);
return string_or_null(context, lightdm_user_get_home_directory(user));
}
static JSValueRef
get_user_image_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
LightDMUser *user = JSObjectGetPrivate(thisObject);
return string_or_null(context, lightdm_user_get_image(user));
}
static JSValueRef
get_user_language_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
LightDMUser *user = JSObjectGetPrivate(thisObject);
return string_or_null(context, lightdm_user_get_language(user));
}
static JSValueRef
get_user_layout_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
LightDMUser *user = JSObjectGetPrivate(thisObject);
return string_or_null(context, lightdm_user_get_layout(user));
}
static JSValueRef
get_user_session_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
LightDMUser *user = JSObjectGetPrivate(thisObject);
return string_or_null(context, lightdm_user_get_session(user));
}
static JSValueRef
get_user_logged_in_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
LightDMUser *user = JSObjectGetPrivate(thisObject);
return JSValueMakeBoolean(context, lightdm_user_get_logged_in(user));
}
static JSValueRef
get_language_code_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
LightDMLanguage *language = JSObjectGetPrivate(thisObject);
return string_or_null(context, lightdm_language_get_code(language));
}
static JSValueRef
get_language_name_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
LightDMLanguage *language = JSObjectGetPrivate(thisObject);
return string_or_null(context, lightdm_language_get_name(language));
}
static JSValueRef
get_language_territory_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
LightDMLanguage *language = JSObjectGetPrivate(thisObject);
return string_or_null(context, lightdm_language_get_territory(language));
}
static JSValueRef
get_layout_name_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
LightDMLayout *layout = JSObjectGetPrivate(thisObject);
return string_or_null(context, lightdm_layout_get_name(layout));
}
static JSValueRef
get_layout_short_description_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
LightDMLayout *layout = JSObjectGetPrivate(thisObject);
return string_or_null(context, lightdm_layout_get_short_description(layout));
}
static JSValueRef
get_layout_description_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
LightDMLayout *layout = JSObjectGetPrivate(thisObject);
return string_or_null(context, lightdm_layout_get_description(layout));
}
static JSValueRef
get_session_key_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
LightDMSession *session = JSObjectGetPrivate(thisObject);
return string_or_null(context, lightdm_session_get_key(session));
}
static JSValueRef
get_session_name_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
LightDMSession *session = JSObjectGetPrivate(thisObject);
return string_or_null(context, lightdm_session_get_name(session));
}
static JSValueRef
get_session_comment_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
LightDMSession *session = JSObjectGetPrivate(thisObject);
return string_or_null(context, lightdm_session_get_comment(session));
}
static JSValueRef
get_hostname_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
return string_or_null(context, lightdm_get_hostname());
}
static JSValueRef
get_num_users_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
return JSValueMakeNumber(context, g_list_length(lightdm_user_list_get_users(lightdm_user_list_get_instance())));
}
static JSValueRef
get_users_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
JSObjectRef array;
const GList *users, *link;
guint i, n_users = 0;
JSValueRef *args;
users = lightdm_user_list_get_users(lightdm_user_list_get_instance());
n_users = g_list_length((GList *) users);
args = g_malloc(sizeof(JSValueRef) * ( n_users + 1 ));
for (i = 0, link = users; link; i++, link = link->next) {
LightDMUser *user = link->data;
g_object_ref(user);
args[i] = JSObjectMake(context, lightdm_user_class, user);
}
array = JSObjectMakeArray(context, n_users, args, NULL);
g_free(args);
return array;
}
static JSValueRef
get_languages_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
JSObjectRef array;
const GList *languages, *link;
guint i, n_languages = 0;
JSValueRef *args;
languages = lightdm_get_languages();
n_languages = g_list_length((GList *) languages);
args = g_malloc(sizeof(JSValueRef) * ( n_languages + 1 ));
for (i = 0, link = languages; link; i++, link = link->next) {
LightDMLanguage *language = link->data;
g_object_ref(language);
args[i] = JSObjectMake(context, lightdm_language_class, language);
}
array = JSObjectMakeArray(context, n_languages, args, NULL);
g_free(args);
return array;
}
static JSValueRef
get_language_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
return string_or_null(context, lightdm_language_get_name((LightDMLanguage *) lightdm_get_language()));
}
static JSValueRef
get_layouts_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
JSObjectRef array;
const GList *layouts, *link;
guint i, n_layouts = 0;
JSValueRef *args;
layouts = lightdm_get_layouts();
n_layouts = g_list_length((GList *) layouts);
args = g_malloc(sizeof(JSValueRef) * ( n_layouts + 1 ));
for (i = 0, link = layouts; link; i++, link = link->next) {
LightDMLayout *layout = link->data;
g_object_ref(layout);
args[i] = JSObjectMake(context, lightdm_layout_class, layout);
}
array = JSObjectMakeArray(context, n_layouts, args, NULL);
g_free(args);
return array;
}
static JSValueRef
get_layout_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
return string_or_null(context, lightdm_layout_get_name(lightdm_get_layout()));
}
static bool
set_layout_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef value,
JSValueRef *exception) {
JSStringRef layout_arg;
size_t layout_size;
gchar *layout;
const GList *layouts, *link;
if (JSValueGetType(context, value) != kJSTypeString) {
JSStringRef string = JSStringCreateWithUTF8CString("Expected a string");
JSValueRef exceptionString = JSValueMakeString(context, string);
JSStringRelease(string);
*exception = JSValueToObject(context, exceptionString, NULL);
return false;
}
layout_arg = JSValueToStringCopy(context, value, NULL);
layout_size = JSStringGetMaximumUTF8CStringSize(layout_arg);
layout = g_malloc (layout_size);
JSStringGetUTF8CString(layout_arg, layout, layout_size);
JSStringRelease(layout_arg);
layouts = lightdm_get_layouts ();
for (link = layouts; link; link = link->next)
{
LightDMLayout *currlayout = link->data;
if (!(g_strcmp0(lightdm_layout_get_name(currlayout), layout))) {
g_object_ref (currlayout);
lightdm_set_layout (currlayout);
break;
}
}
g_free (layout);
return true;
}
static JSValueRef
get_sessions_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
JSObjectRef array;
const GList *sessions, *link;
guint i, n_sessions = 0;
JSValueRef *args;
sessions = lightdm_get_sessions();
n_sessions = g_list_length((GList *) sessions);
args = g_malloc(sizeof(JSValueRef) * ( n_sessions + 1 ));
for (i = 0, link = sessions; link; i++, link = link->next) {
LightDMSession *session = link->data;
g_object_ref(session);
args[i] = JSObjectMake(context, lightdm_session_class, session);
}
array = JSObjectMakeArray(context, n_sessions, args, NULL);
g_free(args);
return array;
}
static JSValueRef
get_default_session_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
LightDMGreeter *greeter = JSObjectGetPrivate(thisObject);
return string_or_null(context, lightdm_greeter_get_default_session_hint(greeter));
}
static JSValueRef
get_lock_hint_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
LightDMGreeter *greeter = JSObjectGetPrivate(thisObject);
return JSValueMakeBoolean(context, lightdm_greeter_get_lock_hint(greeter));
}
static JSValueRef
get_autologin_timeout_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
LightDMGreeter *greeter = JSObjectGetPrivate(thisObject);
return JSValueMakeNumber(context, lightdm_greeter_get_autologin_timeout_hint(greeter));
}
static JSValueRef
cancel_autologin_cb(JSContextRef context,
JSObjectRef function,
JSObjectRef thisObject,
size_t argumentCount,
const JSValueRef arguments[],
JSValueRef *exception) {
LightDMGreeter *greeter = JSObjectGetPrivate(thisObject);
if (argumentCount != 0)
return mkexception (context, exception, "Argument count not zero");
lightdm_greeter_cancel_autologin(greeter);
return JSValueMakeNull(context);
}
static JSValueRef
authenticate_cb(JSContextRef context,
JSObjectRef function,
JSObjectRef thisObject,
size_t argumentCount,
const JSValueRef arguments[],
JSValueRef *exception) {
LightDMGreeter *greeter = JSObjectGetPrivate(thisObject);
JSStringRef name_arg;
size_t name_size;
gchar *name;
if (!( argumentCount == 1 && JSValueGetType(context, arguments[0]) == kJSTypeString ))
return mkexception (context, exception, "Username argument not supplied");
name_arg = JSValueToStringCopy(context, arguments[0], NULL);
name_size = JSStringGetMaximumUTF8CStringSize(name_arg);
name = g_malloc (name_size);
JSStringGetUTF8CString(name_arg, name, name_size);
JSStringRelease(name_arg);
if (*name == '\0')
lightdm_greeter_authenticate(greeter, NULL);
else
lightdm_greeter_authenticate(greeter, name);
g_free (name);
return JSValueMakeNull(context);
}
static JSValueRef
authenticate_as_guest_cb (JSContextRef context,
JSObjectRef function,
JSObjectRef thisObject,
size_t argumentCount,
const JSValueRef arguments[],
JSValueRef * exception) {
LightDMGreeter *greeter = JSObjectGetPrivate (thisObject);
if (argumentCount != 0)
return mkexception (context, exception, "Argument count not zero");
lightdm_greeter_authenticate_as_guest (greeter);
return JSValueMakeNull (context);
}
static JSValueRef
get_hint_cb (JSContextRef context,
JSObjectRef function,
JSObjectRef thisObject,
size_t argumentCount,
const JSValueRef arguments[],
JSValueRef * exception) {
LightDMGreeter *greeter = JSObjectGetPrivate (thisObject);
JSStringRef hint_arg;
size_t hint_size;
gchar *hint_name;
JSStringRef hint;
JSValueRef result;
if (!(argumentCount == 1 && JSValueGetType (context, arguments[0]) == kJSTypeString))
return mkexception (context, exception, "Hint argument not supplied");
hint_arg = JSValueToStringCopy (context, arguments[0], NULL);
hint_size = JSStringGetMaximumUTF8CStringSize (hint_arg);
hint_name = g_malloc (hint_size);
JSStringGetUTF8CString (hint_arg, hint_name, hint_size);
JSStringRelease (hint_arg);
hint = JSStringCreateWithUTF8CString (lightdm_greeter_get_hint (greeter, hint_name));
g_free (hint_name);
result = JSValueMakeString (context, hint);
JSStringRelease (hint);
return result;
}
static JSValueRef
respond_cb(JSContextRef context,
JSObjectRef function,
JSObjectRef thisObject,
size_t argumentCount,
const JSValueRef arguments[],
JSValueRef *exception) {
LightDMGreeter *greeter = JSObjectGetPrivate(thisObject);
JSStringRef response_arg;
size_t response_size;
gchar *response;
if (!( argumentCount == 1 && JSValueGetType(context, arguments[0]) == kJSTypeString ))
return mkexception (context, exception, "Response not supplied");
response_arg = JSValueToStringCopy(context, arguments[0], NULL);
response_size = JSStringGetMaximumUTF8CStringSize(response_arg);
response = g_malloc (response_size);
JSStringGetUTF8CString(response_arg, response, response_size);
JSStringRelease(response_arg);
lightdm_greeter_respond(greeter, response);
g_free (response);
return JSValueMakeNull(context);
}
static JSValueRef
cancel_authentication_cb(JSContextRef context,
JSObjectRef function,
JSObjectRef thisObject,
size_t argumentCount,
const JSValueRef arguments[],
JSValueRef *exception) {
LightDMGreeter *greeter = JSObjectGetPrivate(thisObject);
if (argumentCount != 0)
return mkexception (context, exception, "Argument count not zero");
lightdm_greeter_cancel_authentication(greeter);
return JSValueMakeNull(context);
}
static JSValueRef
get_authentication_user_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
LightDMGreeter *greeter = JSObjectGetPrivate(thisObject);
return string_or_null(context, lightdm_greeter_get_authentication_user(greeter));
}
static JSValueRef
get_has_guest_account_cb (JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef * exception) {
LightDMGreeter *greeter = JSObjectGetPrivate (thisObject);
return JSValueMakeBoolean (context, lightdm_greeter_get_has_guest_account_hint (greeter));
}
static JSValueRef
get_hide_users_cb (JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef * exception) {
LightDMGreeter *greeter = JSObjectGetPrivate (thisObject);
return JSValueMakeBoolean (context, lightdm_greeter_get_hide_users_hint (greeter));
}
static JSValueRef
get_select_user_cb (JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef * exception) {
LightDMGreeter *greeter = JSObjectGetPrivate (thisObject);
return string_or_null (context, lightdm_greeter_get_select_user_hint (greeter));
}
static JSValueRef
get_select_guest_cb (JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef * exception) {
LightDMGreeter *greeter = JSObjectGetPrivate (thisObject);
return JSValueMakeBoolean (context, lightdm_greeter_get_select_guest_hint (greeter));
}
static JSValueRef
get_autologin_user_cb (JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef * exception) {
LightDMGreeter *greeter = JSObjectGetPrivate (thisObject);
return string_or_null (context, lightdm_greeter_get_autologin_user_hint (greeter));
}
static JSValueRef
get_autologin_guest_cb (JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef * exception) {
LightDMGreeter *greeter = JSObjectGetPrivate (thisObject);
return JSValueMakeBoolean (context, lightdm_greeter_get_autologin_guest_hint (greeter));
}
static JSValueRef
get_is_authenticated_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
LightDMGreeter *greeter = JSObjectGetPrivate(thisObject);
return JSValueMakeBoolean(context, lightdm_greeter_get_is_authenticated(greeter));
}
static JSValueRef
get_in_authentication_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
LightDMGreeter *greeter = JSObjectGetPrivate(thisObject);
return JSValueMakeBoolean(context, lightdm_greeter_get_in_authentication(greeter));
}
static JSValueRef
get_can_suspend_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
return JSValueMakeBoolean(context, lightdm_get_can_suspend());
}
static JSValueRef
suspend_cb(JSContextRef context,
JSObjectRef function,
JSObjectRef thisObject,
size_t argumentCount,
const JSValueRef arguments[],
JSValueRef *exception) {
if (argumentCount != 0)
return mkexception (context, exception, "Argument count not zero");
lightdm_suspend(NULL);
return JSValueMakeNull(context);
}
static JSValueRef
get_can_hibernate_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
return JSValueMakeBoolean(context, lightdm_get_can_hibernate());
}
static JSValueRef
hibernate_cb(JSContextRef context,
JSObjectRef function,
JSObjectRef thisObject,
size_t argumentCount,
const JSValueRef arguments[],
JSValueRef *exception) {
if (argumentCount != 0)
return mkexception (context, exception, "Argument count not zero");
lightdm_hibernate(NULL);
return JSValueMakeNull(context);
}
static JSValueRef
get_can_restart_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
return JSValueMakeBoolean(context, lightdm_get_can_restart());
}
static JSValueRef
restart_cb(JSContextRef context,
JSObjectRef function,
JSObjectRef thisObject,
size_t argumentCount,
const JSValueRef arguments[],
JSValueRef *exception) {
if (argumentCount != 0)
return mkexception (context, exception, "Argument count not zero");
lightdm_restart(NULL);
return JSValueMakeNull(context);
}
static JSValueRef
get_can_shutdown_cb(JSContextRef context,
JSObjectRef thisObject,
JSStringRef propertyName,
JSValueRef *exception) {
return JSValueMakeBoolean(context, lightdm_get_can_shutdown());
}
static JSValueRef
shutdown_cb(JSContextRef context,
JSObjectRef function,
JSObjectRef thisObject,
size_t argumentCount,
const JSValueRef arguments[],
JSValueRef *exception) {
if (argumentCount != 0)
return mkexception (context, exception, "Argument count not zero");
lightdm_shutdown(NULL);
return JSValueMakeNull(context);
}
static JSValueRef
start_session_sync_cb(JSContextRef context,
JSObjectRef function,
JSObjectRef thisObject,
size_t argumentCount,
const JSValueRef arguments[],
JSValueRef *exception) {
LightDMGreeter *greeter = JSObjectGetPrivate(thisObject);
JSStringRef arg;
size_t username_size, session_size;
gchar *username, *session = NULL;
if (!((argumentCount == 1 && JSValueGetType (context, arguments[0]) == kJSTypeString) ||
(argumentCount == 2 && JSValueGetType (context, arguments[0]) == kJSTypeString && JSValueGetType (context, arguments[1]) == kJSTypeString)))
return mkexception (context, exception, "Username or Session incorrect");
arg = JSValueToStringCopy(context, arguments[0], NULL);
username_size = JSStringGetMaximumUTF8CStringSize(arg);
username = g_malloc (username_size);
JSStringGetUTF8CString(arg, username, username_size);
JSStringRelease(arg);
if (argumentCount > 1) {
arg = JSValueToStringCopy(context, arguments[1], NULL);
session_size = JSStringGetMaximumUTF8CStringSize(arg);
session = g_malloc (session_size);
JSStringGetUTF8CString(arg, session, session_size);
JSStringRelease(arg);
}
lightdm_greeter_start_session_sync(greeter, session, NULL);
g_free(username);
g_free(session);
return JSValueMakeNull(context);
}
static JSValueRef
set_language_cb(JSContextRef context,
JSObjectRef function,
JSObjectRef thisObject,
size_t argumentCount,
const JSValueRef arguments[],
JSValueRef *exception) {
LightDMGreeter *greeter = JSObjectGetPrivate(thisObject);
JSStringRef arg;
size_t language_size;
gchar *language;
if (!(argumentCount == 1 && JSValueGetType (context, arguments[0]) == kJSTypeString))
return mkexception (context, exception, "Language not supplied");
arg = JSValueToStringCopy(context, arguments[0], NULL);
language_size = JSStringGetMaximumUTF8CStringSize(arg);
language = g_malloc (language_size);
JSStringGetUTF8CString(arg, language, language_size);
JSStringRelease(arg);
lightdm_greeter_set_language(greeter, language);
g_free (language);
return JSValueMakeNull(context);
}
static JSValueRef
gettext_cb(JSContextRef context,
JSObjectRef function,
JSObjectRef thisObject,
size_t argumentCount,
const JSValueRef arguments[],
JSValueRef *exception) {
JSStringRef string_arg, text;
size_t string_size;
gchar *string;
JSValueRef result;
if (!(argumentCount == 1 && JSValueGetType (context, arguments[0]) == kJSTypeString))
return mkexception (context, exception, "Argument not supplied");
string_arg = JSValueToStringCopy(context, arguments[0], NULL);
string_size = JSStringGetMaximumUTF8CStringSize(string_arg);
string = g_malloc (string_size);
JSStringGetUTF8CString(string_arg, string, string_size);
JSStringRelease(string_arg);
text = JSStringCreateWithUTF8CString(gettext(string));
g_free (string);
result = JSValueMakeString(context, text);
JSStringRelease (text);
return result;
}
static JSValueRef
ngettext_cb(JSContextRef context,
JSObjectRef function,
JSObjectRef thisObject,
size_t argumentCount,
const JSValueRef arguments[],
JSValueRef *exception) {
JSStringRef string_arg, plural_string_arg, text;
size_t string_size, plural_string_size;
gchar *string, *plural_string;
unsigned int n;
JSValueRef result;
if (argumentCount != 3)
return mkexception (context, exception, "Needs 3 arguments");
string_arg = JSValueToStringCopy(context, arguments[0], NULL);
string_size = JSStringGetMaximumUTF8CStringSize(string_arg);
string = g_malloc (string_size);
JSStringGetUTF8CString(string_arg, string, string_size);
JSStringRelease(string_arg);
plural_string_arg = JSValueToStringCopy(context, arguments[1], NULL);
plural_string_size = JSStringGetMaximumUTF8CStringSize(plural_string_arg);
plural_string = g_malloc (plural_string_size);
JSStringGetUTF8CString(plural_string_arg, string, plural_string_size);
JSStringRelease(plural_string_arg);
n = JSValueToNumber(context, arguments[2], NULL);
text = JSStringCreateWithUTF8CString(ngettext(string, plural_string, n));
g_free (string);
g_free (plural_string);
result = JSValueMakeString(context, text);
JSStringRelease (text);
return result;
}
static const JSStaticValue lightdm_user_values[] = {
{"name", get_user_name_cb, NULL, kJSPropertyAttributeReadOnly},
{"real_name", get_user_real_name_cb, NULL, kJSPropertyAttributeReadOnly},
{"display_name", get_user_display_name_cb, NULL, kJSPropertyAttributeReadOnly},
{"home_directory", get_user_home_directory_cb, NULL, kJSPropertyAttributeReadOnly},
{"image", get_user_image_cb, NULL, kJSPropertyAttributeReadOnly},
{"language", get_user_language_cb, NULL, kJSPropertyAttributeReadOnly},
{"layout", get_user_layout_cb, NULL, kJSPropertyAttributeReadOnly},
{"session", get_user_session_cb, NULL, kJSPropertyAttributeReadOnly},
{"logged_in", get_user_logged_in_cb, NULL, kJSPropertyAttributeReadOnly},
{NULL, NULL, NULL, 0}};
static const JSStaticValue lightdm_language_values[] = {
{"code", get_language_code_cb, NULL, kJSPropertyAttributeReadOnly},
{"name", get_language_name_cb, NULL, kJSPropertyAttributeReadOnly},
{"territory", get_language_territory_cb, NULL, kJSPropertyAttributeReadOnly},
{NULL, NULL, NULL, 0}};
static const JSStaticValue lightdm_layout_values[] = {
{"name", get_layout_name_cb, NULL, kJSPropertyAttributeReadOnly},
{"short_description", get_layout_short_description_cb, NULL, kJSPropertyAttributeReadOnly},
{"description", get_layout_description_cb, NULL, kJSPropertyAttributeReadOnly},
{NULL, NULL, NULL, 0}};
static const JSStaticValue lightdm_session_values[] = {
{"key", get_session_key_cb, NULL, kJSPropertyAttributeReadOnly},
{"name", get_session_name_cb, NULL, kJSPropertyAttributeReadOnly},
{"comment", get_session_comment_cb, NULL, kJSPropertyAttributeReadOnly},
{NULL, NULL, NULL, 0}};
static const JSStaticValue lightdm_greeter_values[] = {
{"hostname", get_hostname_cb, NULL, kJSPropertyAttributeReadOnly},
{"users", get_users_cb, NULL, kJSPropertyAttributeReadOnly},
{"default_language", get_language_cb, NULL, kJSPropertyAttributeReadOnly}, /* Deprecated */
{"language", get_language_cb, NULL, kJSPropertyAttributeReadOnly},
{"languages", get_languages_cb, NULL, kJSPropertyAttributeReadOnly},
{"default_layout", get_layout_cb, NULL, kJSPropertyAttributeReadOnly}, /* Deprecated */
{"layouts", get_layouts_cb, NULL, kJSPropertyAttributeReadOnly},
{"layout", get_layout_cb, set_layout_cb, kJSPropertyAttributeNone},
{"sessions", get_sessions_cb, NULL, kJSPropertyAttributeReadOnly},
{"num_users", get_num_users_cb, NULL, kJSPropertyAttributeReadOnly},
{"default_session", get_default_session_cb, NULL, kJSPropertyAttributeReadOnly},
{"timed_login_user", get_autologin_user_cb, NULL, kJSPropertyAttributeReadOnly}, /* Deprecated */
{"timed_login_delay", get_autologin_timeout_cb, NULL, kJSPropertyAttributeReadOnly}, /* Deprecated */
{"authentication_user", get_authentication_user_cb, NULL, kJSPropertyAttributeReadOnly},
{"in_authentication", get_in_authentication_cb, NULL, kJSPropertyAttributeReadOnly},
{"is_authenticated", get_is_authenticated_cb, NULL, kJSPropertyAttributeReadOnly},
{"can_suspend", get_can_suspend_cb, NULL, kJSPropertyAttributeReadOnly},
{"can_hibernate", get_can_hibernate_cb, NULL, kJSPropertyAttributeReadOnly},
{"can_restart", get_can_restart_cb, NULL, kJSPropertyAttributeReadOnly},
{"can_shutdown", get_can_shutdown_cb, NULL, kJSPropertyAttributeReadOnly},
{"lock_hint", get_lock_hint_cb, NULL, kJSPropertyAttributeReadOnly},
{"has_guest_account", get_has_guest_account_cb, NULL, kJSPropertyAttributeReadOnly},
{"hide_users", get_hide_users_cb, NULL, kJSPropertyAttributeReadOnly},
{"select_user", get_select_user_cb, NULL, kJSPropertyAttributeReadOnly},
{"select_guest", get_select_guest_cb, NULL, kJSPropertyAttributeReadOnly},
{"autologin_user", get_autologin_user_cb, NULL, kJSPropertyAttributeReadOnly},
{"autologin_guest", get_autologin_guest_cb, NULL, kJSPropertyAttributeReadOnly},
{"autologin_timeout", get_autologin_timeout_cb, NULL, kJSPropertyAttributeReadOnly},
{NULL, NULL, NULL, 0}};
static const JSStaticFunction lightdm_greeter_functions[] = {
{"cancel_timed_login", cancel_autologin_cb, kJSPropertyAttributeReadOnly}, /* Deprecated */
{"cancel_autologin", cancel_autologin_cb, kJSPropertyAttributeReadOnly},
{"start_authentication", authenticate_cb, kJSPropertyAttributeReadOnly}, /* Deprecated */
{"authenticate", authenticate_cb, kJSPropertyAttributeReadOnly},
{"authenticate_as_guest", authenticate_as_guest_cb, kJSPropertyAttributeReadOnly},
{"respond", respond_cb, kJSPropertyAttributeReadOnly},
{"provide_secret", respond_cb, kJSPropertyAttributeReadOnly}, /* Deprecated */
{"cancel_authentication", cancel_authentication_cb, kJSPropertyAttributeReadOnly},
{"suspend", suspend_cb, kJSPropertyAttributeReadOnly},
{"hibernate", hibernate_cb, kJSPropertyAttributeReadOnly},
{"restart", restart_cb, kJSPropertyAttributeReadOnly},
{"shutdown", shutdown_cb, kJSPropertyAttributeReadOnly},
{"set_language", set_language_cb, kJSPropertyAttributeReadOnly},
{"login", start_session_sync_cb, kJSPropertyAttributeReadOnly}, /* Deprecated */
{"start_session_sync", start_session_sync_cb, kJSPropertyAttributeReadOnly},
{"get_hint", get_hint_cb, kJSPropertyAttributeReadOnly},
{NULL, NULL, 0}};
static const JSStaticFunction gettext_functions[] = {
{"gettext", gettext_cb, kJSPropertyAttributeReadOnly},
{"ngettext", ngettext_cb, kJSPropertyAttributeReadOnly},
{NULL, NULL, 0}};
static const JSClassDefinition lightdm_user_definition = {
0, /* Version */
kJSClassAttributeNone, /* Attributes */
"LightDMUser", /* Class name */
NULL, /* Parent class */
lightdm_user_values, /* Static values */
};
static const JSClassDefinition lightdm_language_definition = {
0, /* Version */
kJSClassAttributeNone, /* Attributes */
"LightDMLanguage", /* Class name */
NULL, /* Parent class */
lightdm_language_values, /* Static values */
};
static const JSClassDefinition lightdm_layout_definition = {
0, /* Version */
kJSClassAttributeNone, /* Attributes */
"LightDMLayout", /* Class name */
NULL, /* Parent class */
lightdm_layout_values, /* Static values */
};
static const JSClassDefinition lightdm_session_definition = {
0, /* Version */
kJSClassAttributeNone, /* Attributes */
"LightDMSession", /* Class name */
NULL, /* Parent class */
lightdm_session_values, /* Static values */
};
static const JSClassDefinition lightdm_greeter_definition = {
0, /* Version */
kJSClassAttributeNone, /* Attributes */
"LightDMGreeter", /* Class name */
NULL, /* Parent class */
lightdm_greeter_values, /* Static values */
lightdm_greeter_functions, /* Static functions */
};
static const JSClassDefinition gettext_definition = {
0, /* Version */
kJSClassAttributeNone, /* Attributes */
"GettextClass", /* Class name */
NULL, /* Parent class */
NULL, /* Static values */
gettext_functions, /* Static functions */
};
static void
web_page_created_callback(WebKitWebExtension *extension, WebKitWebPage *web_page, gpointer user_data) {
#define G_GUINT64_FORMAT "lu"
g_print("Page %" G_GUINT64_FORMAT "created for %s\n",
webkit_web_page_get_id(web_page),
webkit_web_page_get_uri(web_page)
);
}
static void
window_object_cleared_callback(WebKitScriptWorld *world,
WebKitWebPage *web_page,
WebKitFrame *frame,
LightDMGreeter *greeter) {
JSObjectRef gettext_object, lightdm_greeter_object;
JSGlobalContextRef jsContext;
JSObjectRef globalObject;
WebKitDOMDocument *dom_document;
WebKitDOMDOMWindow *dom_window;
gchar *message = "LockHint";
page_id = webkit_web_page_get_id(web_page);
jsContext = webkit_frame_get_javascript_context_for_script_world(frame, world);
globalObject = JSContextGetGlobalObject(jsContext);
gettext_class = JSClassCreate(&gettext_definition);
lightdm_greeter_class = JSClassCreate(&lightdm_greeter_definition);
lightdm_user_class = JSClassCreate(&lightdm_user_definition);
lightdm_language_class = JSClassCreate(&lightdm_language_definition);
lightdm_layout_class = JSClassCreate(&lightdm_layout_definition);
lightdm_session_class = JSClassCreate(&lightdm_session_definition);
gettext_object = JSObjectMake(jsContext, gettext_class, NULL);
JSObjectSetProperty(jsContext,
globalObject,
JSStringCreateWithUTF8CString("gettext"),
gettext_object,
kJSPropertyAttributeNone,
NULL);
lightdm_greeter_object = JSObjectMake(jsContext, lightdm_greeter_class, greeter);
JSObjectSetProperty(jsContext,
globalObject,
JSStringCreateWithUTF8CString("lightdm"),
lightdm_greeter_object,
kJSPropertyAttributeNone,
NULL);
// If lightdm was started as a lock-screen, send signal to our UI process.
if (lightdm_greeter_get_lock_hint(greeter)) {
dom_document = webkit_web_page_get_dom_document(web_page);
dom_window = webkit_dom_document_get_default_view(dom_document);
if (dom_window) {
webkit_dom_dom_window_webkit_message_handlers_post_message(dom_window, "GreeterBridge", message);
}
}
}
static void
show_prompt_cb(LightDMGreeter *greeter,
const gchar *text,
LightDMPromptType type,
WebKitWebExtension *extension) {
WebKitWebPage *web_page;
WebKitFrame *web_frame;
JSGlobalContextRef jsContext;
JSStringRef command;
gchar *string;
gchar *etext;
const gchar *ct = "";
web_page = webkit_web_extension_get_page(extension, page_id);
if (web_page != NULL) {
web_frame = webkit_web_page_get_main_frame(web_page);
jsContext = webkit_frame_get_javascript_global_context(web_frame);
switch (type) {
case LIGHTDM_PROMPT_TYPE_QUESTION:
ct = "text";
break;
case LIGHTDM_PROMPT_TYPE_SECRET:
ct = "password";
break;
}
etext = escape (text);
string = g_strdup_printf ("show_prompt('%s', '%s')", etext, ct);
command = JSStringCreateWithUTF8CString(string);
JSEvaluateScript(jsContext, command, NULL, NULL, 0, NULL);
g_free(string);
g_free(etext);
}
}
static void
show_message_cb(LightDMGreeter *greeter,
const gchar *text,
LightDMMessageType type,
WebKitWebExtension *extension) {
WebKitWebPage *web_page;
WebKitFrame *web_frame;
JSGlobalContextRef jsContext;
JSStringRef command;
gchar *etext;
gchar *string;
const gchar *mt = "";
web_page = webkit_web_extension_get_page(extension, page_id);
if (web_page != NULL) {
web_frame = webkit_web_page_get_main_frame(web_page);
jsContext = webkit_frame_get_javascript_global_context(web_frame);
switch (type) {
case LIGHTDM_MESSAGE_TYPE_ERROR:
mt = "error";
break;
case LIGHTDM_MESSAGE_TYPE_INFO:
mt = "info";
break;
}
etext = escape (text);
string = g_strdup_printf ("show_prompt('%s', '%s')", etext, mt);
command = JSStringCreateWithUTF8CString(string);
JSEvaluateScript(jsContext, command, NULL, NULL, 0, NULL);
g_free(string);
g_free(etext);
}
}
static void
authentication_complete_cb(LightDMGreeter *greeter, WebKitWebExtension *extension) {
WebKitWebPage *web_page;
WebKitFrame *web_frame;
JSGlobalContextRef jsContext;
JSStringRef command;
web_page = webkit_web_extension_get_page(extension, page_id);
if (web_page != NULL) {
web_frame = webkit_web_page_get_main_frame(web_page);
jsContext = webkit_frame_get_javascript_global_context(web_frame);
command = JSStringCreateWithUTF8CString("authentication_complete()");
JSEvaluateScript(jsContext, command, NULL, NULL, 0, NULL);
}
}
static void
autologin_timer_expired_cb(LightDMGreeter *greeter, WebKitWebExtension *extension) {
WebKitWebPage *web_page;
WebKitFrame *web_frame;
JSGlobalContextRef jsContext;
JSStringRef command;
web_page = webkit_web_extension_get_page(extension, page_id);
if (web_page != NULL) {
web_frame = webkit_web_page_get_main_frame(web_page);
jsContext = webkit_frame_get_javascript_global_context(web_frame);
command = JSStringCreateWithUTF8CString("autologin_timer_expired()");
JSEvaluateScript(jsContext, command, NULL, NULL, 0, NULL);
}
}
G_MODULE_EXPORT void
webkit_web_extension_initialize(WebKitWebExtension *extension) {
LightDMGreeter *greeter = lightdm_greeter_new();
g_signal_connect(G_OBJECT(greeter), "authentication-complete", G_CALLBACK(authentication_complete_cb), extension);
g_signal_connect(G_OBJECT(greeter), "show-prompt", G_CALLBACK(show_prompt_cb), extension);
g_signal_connect(G_OBJECT(greeter), "show-message", G_CALLBACK(show_message_cb), extension);
g_signal_connect(G_OBJECT(greeter), "autologin-timer-expired", G_CALLBACK(autologin_timer_expired_cb), extension);
g_signal_connect(webkit_script_world_get_default(),
"window-object-cleared",
G_CALLBACK(window_object_cleared_callback),
greeter);
lightdm_greeter_connect_sync(greeter, NULL);
}