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|
/*
* Remmina - The GTK+ Remote Desktop Client
* Copyright (C) 2016-2021 Antenore Gatta, Giovanni Panozzo
*
* 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., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
* In addition, as a special exception, the copyright holders give
* permission to link the code of portions of this program with the
* OpenSSL library under certain conditions as described in each
* individual source file, and distribute linked combinations
* including the two.
* You must obey the GNU General Public License in all respects
* for all of the code used other than OpenSSL.
* If you modify file(s) with this exception, you may extend this exception
* to your version of the file(s), but you are not obligated to do so.
* If you do not wish to do so, delete this exception statement from your
* version.
* If you delete this exception statement from all source
* files in the program, then also delete it here.
*
*/
#include "www_config.h"
#include "common/remmina_plugin.h"
#include <gdk/gdkkeysyms.h>
#include <gtk/gtk.h>
#include <glib.h>
#include <glib.h>
#include <glib/gprintf.h>
#include <stdlib.h>
#include <webkit2/webkit2.h>
#if WEBKIT_CHECK_VERSION(2, 21, 1)
#include <jsc/jsc.h>
#endif
#include "www_utils.h"
#include "www_plugin.h"
#define GET_PLUGIN_DATA(gp) (RemminaPluginWWWData *)g_object_get_data(G_OBJECT(gp), "plugin-data")
typedef struct _RemminaPluginWWWData {
WWWWebViewDocumentType document_type;
GtkWidget * box;
WebKitSettings * settings;
WebKitWebContext * context;
WebKitWebsiteDataManager * data_mgr;
WebKitCredential * credentials;
WebKitAuthenticationRequest * request;
WebKitWebView * webview;
WebKitLoadEvent load_event;
gchar * url;
gboolean authenticated;
gboolean formauthenticated;
} RemminaPluginWWWData;
RemminaPluginService *remmina_plugin_service = NULL;
void remmina_plugin_www_download_started(WebKitWebContext *context,
WebKitDownload *download, RemminaProtocolWidget *gp)
{
TRACE_CALL(__func__);
webkit_download_set_allow_overwrite(download, TRUE);
g_signal_connect(G_OBJECT(download), "notify::response",
G_CALLBACK(remmina_plugin_www_response_received), gp);
g_signal_connect(download, "created-destination",
G_CALLBACK(remmina_plugin_www_notify_download), gp);
}
void remmina_plugin_www_response_received(WebKitDownload *download, GParamSpec *ps, RemminaProtocolWidget *gp)
{
TRACE_CALL(__func__);
REMMINA_PLUGIN_DEBUG("Download response received");
}
void remmina_plugin_www_notify_download(WebKitDownload *download, gchar *destination, RemminaProtocolWidget *gp)
{
TRACE_CALL(__func__);
REMMINA_PLUGIN_DEBUG("Download is finished");
const gchar *dest = webkit_download_get_destination(download);
www_utils_send_notification("www-plugin-download-completed-id", _("File downloaded"), dest);
//download(gp, webkit_download_get_response(download));
//webkit_download_cancel(download);
}
static gboolean remmina_plugin_www_decide_policy_cb(
WebKitWebView * webview,
WebKitPolicyDecision * decision,
WebKitPolicyDecisionType decision_type,
RemminaProtocolWidget * gp)
{
TRACE_CALL(__func__);
gboolean res = TRUE;
switch (decision_type) {
case WEBKIT_POLICY_DECISION_TYPE_NAVIGATION_ACTION:
remmina_plugin_www_decide_nav(decision, gp);
break;
case WEBKIT_POLICY_DECISION_TYPE_NEW_WINDOW_ACTION:
remmina_plugin_www_decide_newwin(decision, gp);
break;
case WEBKIT_POLICY_DECISION_TYPE_RESPONSE:
res = remmina_plugin_www_decide_resource(decision, gp);
break;
default:
webkit_policy_decision_ignore(decision);
break;
}
return res;
}
void remmina_plugin_www_decide_nav(WebKitPolicyDecision *decision, RemminaProtocolWidget *gp)
{
TRACE_CALL(__func__);
REMMINA_PLUGIN_DEBUG("Policy decision navigation");
const gchar *url = NULL;
WebKitNavigationAction *a =
webkit_navigation_policy_decision_get_navigation_action(
WEBKIT_NAVIGATION_POLICY_DECISION(decision));
switch (webkit_navigation_action_get_navigation_type(a)) {
case WEBKIT_NAVIGATION_TYPE_LINK_CLICKED:
REMMINA_PLUGIN_DEBUG("WEBKIT_NAVIGATION_TYPE_LINK_CLICKED");
url = webkit_uri_request_get_uri(
webkit_navigation_action_get_request(a));
REMMINA_PLUGIN_DEBUG("url is %s ", url);
break;
case WEBKIT_NAVIGATION_TYPE_FORM_SUBMITTED:
REMMINA_PLUGIN_DEBUG("WEBKIT_NAVIGATION_TYPE_FORM_SUBMITTED");
break;
case WEBKIT_NAVIGATION_TYPE_BACK_FORWARD:
REMMINA_PLUGIN_DEBUG("WEBKIT_NAVIGATION_TYPE_BACK_FORWARD");
break;
case WEBKIT_NAVIGATION_TYPE_RELOAD:
REMMINA_PLUGIN_DEBUG("WEBKIT_NAVIGATION_TYPE_RELOAD");
break;
case WEBKIT_NAVIGATION_TYPE_FORM_RESUBMITTED:
REMMINA_PLUGIN_DEBUG("WEBKIT_NAVIGATION_TYPE_FORM_RESUBMITTED");
break;
case WEBKIT_NAVIGATION_TYPE_OTHER:
REMMINA_PLUGIN_DEBUG("WEBKIT_NAVIGATION_TYPE_OTHER");
break;
default:
/* Do not navigate to links with a "_blank" target (popup) */
if (webkit_navigation_policy_decision_get_frame_name(
WEBKIT_NAVIGATION_POLICY_DECISION(decision))) {
webkit_policy_decision_ignore(decision);
} else {
/* Filter out navigation to different domain ? */
/* get action→urirequest, copy and load in new window+view
* on Ctrl+Click ? */
webkit_policy_decision_use(decision);
}
break;
}
}
void remmina_plugin_www_on_create(WebKitWebView *webview, WebKitNavigationAction *a, RemminaProtocolWidget *gp)
{
TRACE_CALL(__func__);
REMMINA_PLUGIN_DEBUG("New web-view");
const gchar *url = NULL;
RemminaPluginWWWData *gpdata;
gpdata = (RemminaPluginWWWData *)g_object_get_data(G_OBJECT(gp), "plugin-data");
switch (webkit_navigation_action_get_navigation_type(a)) {
case WEBKIT_NAVIGATION_TYPE_LINK_CLICKED:
REMMINA_PLUGIN_DEBUG("WEBKIT_NAVIGATION_TYPE_LINK_CLICKED");
url = webkit_uri_request_get_uri(
webkit_navigation_action_get_request(a));
REMMINA_PLUGIN_DEBUG("Downloading url %s ", url);
WebKitDownload *d = webkit_web_view_download_uri(gpdata->webview, url);
break;
case WEBKIT_NAVIGATION_TYPE_FORM_SUBMITTED:
REMMINA_PLUGIN_DEBUG("WEBKIT_NAVIGATION_TYPE_FORM_SUBMITTED");
break;
case WEBKIT_NAVIGATION_TYPE_BACK_FORWARD:
REMMINA_PLUGIN_DEBUG("WEBKIT_NAVIGATION_TYPE_BACK_FORWARD");
break;
case WEBKIT_NAVIGATION_TYPE_RELOAD:
REMMINA_PLUGIN_DEBUG("WEBKIT_NAVIGATION_TYPE_RELOAD");
break;
case WEBKIT_NAVIGATION_TYPE_FORM_RESUBMITTED:
REMMINA_PLUGIN_DEBUG("WEBKIT_NAVIGATION_TYPE_FORM_RESUBMITTED");
/* Filter domains here */
/* If the value of “mouse-button” is not 0, then the navigation was triggered by a mouse event.
* test for link clicked but no button ? */
url = webkit_uri_request_get_uri(
webkit_navigation_action_get_request(a));
REMMINA_PLUGIN_DEBUG("Trying to open url: %s", url);
webkit_web_view_load_uri(gpdata->webview, url);
break;
case WEBKIT_NAVIGATION_TYPE_OTHER: /* fallthrough */
REMMINA_PLUGIN_DEBUG("WEBKIT_NAVIGATION_TYPE_OTHER");
/* Filter domains here */
/* If the value of “mouse-button” is not 0, then the navigation was triggered by a mouse event.
* test for link clicked but no button ? */
url = webkit_uri_request_get_uri(
webkit_navigation_action_get_request(a));
REMMINA_PLUGIN_DEBUG("Trying to open url: %s", url);
webkit_web_view_load_uri(gpdata->webview, url);
break;
default:
break;
}
REMMINA_PLUGIN_DEBUG("WEBKIT_NAVIGATION_TYPE is %d", webkit_navigation_action_get_navigation_type(a));
}
void remmina_plugin_www_decide_newwin(WebKitPolicyDecision *decision, RemminaProtocolWidget *gp)
{
TRACE_CALL(__func__);
REMMINA_PLUGIN_DEBUG("Policy decision new window");
const gchar *url = NULL;
RemminaPluginWWWData *gpdata;
gpdata = (RemminaPluginWWWData *)g_object_get_data(G_OBJECT(gp), "plugin-data");
WebKitNavigationAction *a =
webkit_navigation_policy_decision_get_navigation_action(
WEBKIT_NAVIGATION_POLICY_DECISION(decision));
switch (webkit_navigation_action_get_navigation_type(a)) {
case WEBKIT_NAVIGATION_TYPE_LINK_CLICKED:
REMMINA_PLUGIN_DEBUG("WEBKIT_NAVIGATION_TYPE_LINK_CLICKED");
url = webkit_uri_request_get_uri(
webkit_navigation_action_get_request(a));
REMMINA_PLUGIN_DEBUG("Downloading url %s ", url);
WebKitDownload *d = webkit_web_view_download_uri(gpdata->webview, url);
break;
case WEBKIT_NAVIGATION_TYPE_FORM_SUBMITTED:
REMMINA_PLUGIN_DEBUG("WEBKIT_NAVIGATION_TYPE_FORM_SUBMITTED");
break;
case WEBKIT_NAVIGATION_TYPE_BACK_FORWARD:
REMMINA_PLUGIN_DEBUG("WEBKIT_NAVIGATION_TYPE_BACK_FORWARD");
break;
case WEBKIT_NAVIGATION_TYPE_RELOAD:
REMMINA_PLUGIN_DEBUG("WEBKIT_NAVIGATION_TYPE_RELOAD");
break;
case WEBKIT_NAVIGATION_TYPE_FORM_RESUBMITTED:
REMMINA_PLUGIN_DEBUG("WEBKIT_NAVIGATION_TYPE_FORM_RESUBMITTED");
/* Filter domains here */
/* If the value of “mouse-button” is not 0, then the navigation was triggered by a mouse event.
* test for link clicked but no button ? */
url = webkit_uri_request_get_uri(
webkit_navigation_action_get_request(a));
REMMINA_PLUGIN_DEBUG("Trying to open url: %s", url);
webkit_web_view_load_uri(gpdata->webview, url);
break;
case WEBKIT_NAVIGATION_TYPE_OTHER: /* fallthrough */
REMMINA_PLUGIN_DEBUG("WEBKIT_NAVIGATION_TYPE_OTHER");
/* Filter domains here */
/* If the value of “mouse-button” is not 0, then the navigation was triggered by a mouse event.
* test for link clicked but no button ? */
url = webkit_uri_request_get_uri(
webkit_navigation_action_get_request(a));
REMMINA_PLUGIN_DEBUG("Trying to open url: %s", url);
webkit_web_view_load_uri(gpdata->webview, url);
break;
default:
break;
}
REMMINA_PLUGIN_DEBUG("WEBKIT_NAVIGATION_TYPE is %d", webkit_navigation_action_get_navigation_type(a));
webkit_policy_decision_ignore(decision);
}
gboolean remmina_plugin_www_decide_resource(WebKitPolicyDecision *decision, RemminaProtocolWidget *gp)
{
TRACE_CALL(__func__);
REMMINA_PLUGIN_DEBUG("Policy decision resource");
WebKitResponsePolicyDecision *response_decision =
WEBKIT_RESPONSE_POLICY_DECISION(decision);
WebKitURIResponse *response =
webkit_response_policy_decision_get_response(response_decision);;
const gchar *request_uri = webkit_uri_response_get_uri(response);
WebKitURIRequest *request;
WebKitWebResource *main_resource;
WWWWebViewDocumentType type;
const char *mime_type;
RemminaPluginWWWData *gpdata;
gpdata = (RemminaPluginWWWData *)g_object_get_data(G_OBJECT(gp), "plugin-data");
mime_type = webkit_uri_response_get_mime_type(response);
REMMINA_PLUGIN_DEBUG("The media type is %s", mime_type);
/* If WebKit can't handle the media type, start the download
* process */
if (webkit_response_policy_decision_is_mime_type_supported(response_decision))
return FALSE;
/* If it's not the main resource we don't need to set the document type. */
request = webkit_response_policy_decision_get_request(response_decision);
request_uri = webkit_uri_request_get_uri(request);
main_resource = webkit_web_view_get_main_resource(gpdata->webview);
if (g_strcmp0(webkit_web_resource_get_uri(main_resource), request_uri) != 0)
return FALSE;
type = WWW_WEB_VIEW_DOCUMENT_OTHER;
if (!strcmp(mime_type, "text/html") || !strcmp(mime_type, "text/plain"))
type = WWW_WEB_VIEW_DOCUMENT_HTML;
else if (!strcmp(mime_type, "application/xhtml+xml"))
type = WWW_WEB_VIEW_DOCUMENT_XML;
else if (!strncmp(mime_type, "image/", 6))
type = WWW_WEB_VIEW_DOCUMENT_IMAGE;
else if (!strncmp(mime_type, "application/octet-stream", 6))
type = WWW_WEB_VIEW_DOCUMENT_OCTET_STREAM;
REMMINA_PLUGIN_DEBUG("Document type is %i", type);
/* FIXME: Maybe it makes more sense to have an API to query the media
* type when the load of a page starts than doing this here.
*/
if (gpdata->document_type != type) {
gpdata->document_type = type;
//g_object_notify_by_pspec (G_OBJECT (webview), obj_properties[PROP_DOCUMENT_TYPE]);
}
webkit_policy_decision_download(decision);
return TRUE;
}
static void remmina_www_web_view_js_finished(GObject *object, GAsyncResult *result, gpointer user_data)
{
TRACE_CALL(__func__);
RemminaProtocolWidget *gp = (RemminaProtocolWidget *)user_data;
RemminaPluginWWWData *gpdata = GET_PLUGIN_DATA(gp);
WebKitJavascriptResult *js_result;
GError *error = NULL;
js_result = webkit_web_view_run_javascript_finish(WEBKIT_WEB_VIEW(object), result, &error);
if (!js_result) {
g_warning("Could not run JavaScript code: %s", error->message);
g_error_free(error);
return;
}
#if WEBKIT_CHECK_VERSION(2, 21, 1)
gchar *str_value;
JSCValue *value = webkit_javascript_result_get_js_value(js_result);
if (jsc_value_is_string(value) || jsc_value_is_boolean(value)) {
JSCException *exception;
str_value = jsc_value_to_string(value);
exception = jsc_context_get_exception(jsc_value_get_context(value));
if (exception)
g_warning("Could not run JavaScript code: %s", jsc_exception_get_message(exception));
else
g_print("Script result: %s\n", str_value);
g_free(str_value);
} else {
str_value = jsc_value_to_string(value);
g_warning("Received something other than a string from JavaScript: %s", str_value);
g_free(str_value);
}
#endif
if (js_result) webkit_javascript_result_unref(js_result);
gpdata->formauthenticated = TRUE;
}
static gboolean remmina_www_query_feature(RemminaProtocolWidget *gp, const RemminaProtocolFeature *feature)
{
TRACE_CALL(__func__);
return TRUE;
}
static gboolean remmina_plugin_www_load_failed_tls_cb(WebKitWebView *webview,
gchar *failing_uri, GTlsCertificate *certificate,
GTlsCertificateFlags errors, RemminaProtocolWidget *gp)
{
TRACE_CALL(__func__);
/* Avoid failing if certificate is not good. TODO: Add widgets to let the user decide */
REMMINA_PLUGIN_DEBUG("Ignoring certificate and return TRUE");
return TRUE;
}
static void remmina_plugin_www_init(RemminaProtocolWidget *gp)
{
TRACE_CALL(__func__);
RemminaPluginWWWData *gpdata;
RemminaFile *remminafile;
gchar *datapath;
gchar *cache_dir;
gpdata = g_new0(RemminaPluginWWWData, 1);
g_object_set_data_full(G_OBJECT(gp), "plugin-data", gpdata, g_free);
remminafile = remmina_plugin_service->protocol_plugin_get_file(gp);
/* RemminaPluginWWWData initialization */
gpdata->authenticated = FALSE;
gpdata->formauthenticated = FALSE;
gpdata->document_type = WWW_WEB_VIEW_DOCUMENT_HTML;
datapath = g_build_path("/",
g_path_get_dirname(remmina_plugin_service->file_get_path(remminafile)),
PLUGIN_NAME,
NULL);
cache_dir = g_build_path("/", datapath, "cache", NULL);
REMMINA_PLUGIN_DEBUG("WWW data path is %s", datapath);
if (datapath) {
gchar *indexeddb_dir = g_build_filename(datapath, "indexeddb", NULL);
gchar *local_storage_dir = g_build_filename(datapath, "local_storage", NULL);
gchar *applications_dir = g_build_filename(datapath, "applications", NULL);
gchar *websql_dir = g_build_filename(datapath, "websql", NULL);
gpdata->data_mgr = webkit_website_data_manager_new(
"disk-cache-directory", cache_dir,
"indexeddb-directory", indexeddb_dir,
"local-storage-directory", local_storage_dir,
"offline-application-cache-directory", applications_dir,
"websql-directory", websql_dir,
NULL
);
g_free(indexeddb_dir);
g_free(local_storage_dir);
g_free(applications_dir);
g_free(websql_dir);
g_free(datapath);
} else {
gpdata->data_mgr = webkit_website_data_manager_new_ephemeral();
}
if (remmina_plugin_service->file_get_string(remminafile, "server"))
gpdata->url = g_strdup(remmina_plugin_service->file_get_string(remminafile, "server"));
else
gpdata->url = "https://remmina.org";
g_info("URL is set to %s", gpdata->url);
gpdata->settings = webkit_settings_new();
gpdata->context = webkit_web_context_new_with_website_data_manager(gpdata->data_mgr);
/* enable-fullscreen, default TRUE, TODO: Try FALSE */
#ifdef DEBUG
/* Turn on the developer extras */
webkit_settings_set_enable_developer_extras(gpdata->settings, TRUE);
webkit_settings_set_enable_write_console_messages_to_stdout(gpdata->settings, TRUE);
#endif
/* allow-file-access-from-file-urls */
webkit_settings_set_allow_file_access_from_file_urls(gpdata->settings, TRUE);
/* allow-modal-dialogs */
webkit_settings_set_allow_modal_dialogs(gpdata->settings, TRUE);
/* enable-caret-browsing */
webkit_settings_set_enable_caret_browsing(gpdata->settings, TRUE);
/* enable-html5-database */
webkit_settings_set_enable_html5_database(gpdata->settings, TRUE);
/* user-agent. */
if (remmina_plugin_service->file_get_string(remminafile, "user-agent")) {
gchar *useragent = g_strdup(remmina_plugin_service->file_get_string(remminafile, "user-agent"));
webkit_settings_set_user_agent(gpdata->settings, useragent);
g_info("User Agent set to: %s", useragent);
g_free(useragent);
}
/* enable-java */
if (remmina_plugin_service->file_get_int(remminafile, "enable-java", FALSE)) {
webkit_settings_set_enable_java(gpdata->settings, TRUE);
g_info("Enable Java");
}
/* enable-smooth-scrolling */
if (remmina_plugin_service->file_get_int(remminafile, "enable-smooth-scrolling", FALSE)) {
webkit_settings_set_enable_smooth_scrolling(gpdata->settings, TRUE);
g_info("enable-smooth-scrolling enabled");
}
/* enable-spatial-navigation */
if (remmina_plugin_service->file_get_int(remminafile, "enable-spatial-navigation", FALSE)) {
webkit_settings_set_enable_spatial_navigation(gpdata->settings, TRUE);
g_info("enable-spatial-navigation enabled");
}
/* enable-webaudio */
if (remmina_plugin_service->file_get_int(remminafile, "enable-webaudio", FALSE)) {
webkit_settings_set_enable_webaudio(gpdata->settings, TRUE);
g_info("enable-webaudio enabled");
}
/* enable-plugins */
if (remmina_plugin_service->file_get_int(remminafile, "enable-plugins", FALSE)) {
webkit_settings_set_enable_plugins(gpdata->settings, TRUE);
g_info("Enable plugins");
}
/* enable-webgl */
if (remmina_plugin_service->file_get_int(remminafile, "enable-webgl", FALSE)) {
webkit_settings_set_enable_webgl(gpdata->settings, TRUE);
webkit_settings_set_enable_accelerated_2d_canvas(gpdata->settings, TRUE);
g_info("enable-webgl enabled");
}
if (remmina_plugin_service->file_get_int(remminafile, "ignore-tls-errors", FALSE)) {
webkit_web_context_set_tls_errors_policy(gpdata->context, WEBKIT_TLS_ERRORS_POLICY_IGNORE);
g_info("Ignore TLS errors");
}
if (remmina_plugin_service->file_get_string(remminafile, "proxy-url")) {
gchar *proxyurl = g_strdup(remmina_plugin_service->file_get_string(remminafile, "proxy-url"));
WebKitNetworkProxySettings *proxy_settings = webkit_network_proxy_settings_new (proxyurl, NULL);
webkit_web_context_set_network_proxy_settings(gpdata->context, WEBKIT_NETWORK_PROXY_MODE_CUSTOM, proxy_settings);
webkit_network_proxy_settings_free(proxy_settings);
g_free(proxyurl);
}
webkit_web_context_set_automation_allowed(gpdata->context, TRUE);
webkit_settings_set_javascript_can_open_windows_automatically(gpdata->settings, TRUE);
webkit_settings_set_allow_modal_dialogs(gpdata->settings, TRUE);
/** Frames flattening
* Some websites engage in embedding frames-inside-of-frames. WebKit has
* the ability to flatten them so they behave, when scrolling, as one big
* frame. If for some reason it is not enabled, go ahead and turn it on.
*/
if (!webkit_settings_get_enable_frame_flattening(gpdata->settings)) {
webkit_settings_set_enable_frame_flattening(gpdata->settings, true);
}
webkit_settings_set_enable_resizable_text_areas(gpdata->settings, true);
g_signal_connect(G_OBJECT(gpdata->context), "download-started",
G_CALLBACK(remmina_plugin_www_download_started), gp);
}
static gboolean remmina_plugin_www_on_auth(WebKitWebView *webview, WebKitAuthenticationRequest *request, RemminaProtocolWidget *gp)
{
TRACE_CALL(__func__);
gchar *s_username, *s_password;
gint ret;
RemminaPluginWWWData *gpdata;
gboolean save;
gboolean disablepasswordstoring;
RemminaFile *remminafile;
gpdata = (RemminaPluginWWWData *)g_object_get_data(G_OBJECT(gp), "plugin-data");
g_info("Authenticate");
remminafile = remmina_plugin_service->protocol_plugin_get_file(gp);
disablepasswordstoring = remmina_plugin_service->file_get_int(remminafile, "disablepasswordstoring", FALSE);
ret = remmina_plugin_service->protocol_plugin_init_auth(gp,
(disablepasswordstoring ? 0 : REMMINA_MESSAGE_PANEL_FLAG_SAVEPASSWORD) | REMMINA_MESSAGE_PANEL_FLAG_USERNAME,
_("Enter WWW authentication credentials"),
remmina_plugin_service->file_get_string(remminafile, "username"),
remmina_plugin_service->file_get_string(remminafile, "password"),
NULL,
NULL);
if (ret == GTK_RESPONSE_OK) {
s_username = remmina_plugin_service->protocol_plugin_init_get_username(gp);
s_password = remmina_plugin_service->protocol_plugin_init_get_password(gp);
save = remmina_plugin_service->protocol_plugin_init_get_savepassword(gp);
if (save) {
remmina_plugin_service->file_set_string(remminafile, "username", s_username);
remmina_plugin_service->file_set_string(remminafile, "password", s_password);
} else {
remmina_plugin_service->file_set_string(remminafile, "username", NULL);
remmina_plugin_service->file_set_string(remminafile, "password", NULL);
}
if (request) {
gpdata->credentials = webkit_credential_new(
g_strdup(s_username),
g_strdup(s_password),
WEBKIT_CREDENTIAL_PERSISTENCE_FOR_SESSION);
webkit_authentication_request_authenticate(request, gpdata->credentials);
webkit_credential_free(gpdata->credentials);
}
if (s_username) g_free(s_username);
if (s_password) g_free(s_password);
gpdata->authenticated = TRUE;
} else {
gpdata->authenticated = FALSE;
}
return gpdata->authenticated;
}
static void remmina_plugin_www_form_auth(WebKitWebView *webview,
WebKitLoadEvent load_event, RemminaProtocolWidget *gp)
{
TRACE_CALL(__func__);
gchar *s_js;
GString *jsstr;
RemminaPluginWWWData *gpdata;
RemminaFile *remminafile;
gchar *remmina_dir;
gchar *www_js_file = NULL;
GError *error = NULL;
gpdata = (RemminaPluginWWWData *)g_object_get_data(G_OBJECT(gp), "plugin-data");
if (gpdata && !gpdata->formauthenticated)
gpdata->formauthenticated = FALSE;
remminafile = remmina_plugin_service->protocol_plugin_get_file(gp);
REMMINA_PLUGIN_DEBUG("load-changed emitted");
const gchar *const *dirs = g_get_system_data_dirs();
unsigned int i = 0;
for (i = 0; dirs[i] != NULL; ++i) {
remmina_dir = g_build_path("/", dirs[i], "remmina", "res", NULL);
GDir *system_data_dir = g_dir_open(remmina_dir, 0, &error);
// ignoring this error is ok, because the folder may not exists
if (error) {
g_error_free(error);
error = NULL;
} else {
if (system_data_dir) {
g_dir_close(system_data_dir);
g_free(www_js_file);
www_js_file = g_strdup_printf("%s/www-js.js", remmina_dir);
if (g_file_test(www_js_file, G_FILE_TEST_EXISTS))
break;
}
}
g_free(remmina_dir);
}
switch (load_event) {
case WEBKIT_LOAD_STARTED:
REMMINA_PLUGIN_DEBUG("Load started");
break;
case WEBKIT_LOAD_REDIRECTED:
REMMINA_PLUGIN_DEBUG("Load redirected");
break;
case WEBKIT_LOAD_COMMITTED:
/* The load is being performed. Current URI is
* the final one and it won't change unless a new
* load is requested or a navigation within the
* same page is performed
* uri = webkit_web_view_get_uri (webview); */
REMMINA_PLUGIN_DEBUG("Load committed");
break;
case WEBKIT_LOAD_FINISHED:
/* Load finished, we can now set user/password
* in the HTML form */
REMMINA_PLUGIN_DEBUG("Load finished");
if (gpdata && gpdata->formauthenticated == TRUE)
break;
if (remmina_plugin_service->file_get_string(remminafile, "username") ||
remmina_plugin_service->file_get_string(remminafile, "password")) {
REMMINA_PLUGIN_DEBUG("Authentication is enabled");
if (www_js_file) {
error = NULL;
if (g_file_get_contents(www_js_file, &s_js, NULL, &error)) {
jsstr = g_string_new(s_js);
if (remmina_plugin_service->file_get_string(remminafile, "username"))
www_utils_string_replace_all(jsstr, "USRPLACEHOLDER",
remmina_plugin_service->file_get_string(remminafile, "username"));
if (remmina_plugin_service->file_get_string(remminafile, "password"))
www_utils_string_replace_all(jsstr, "PWDPLACEHOLDER",
remmina_plugin_service->file_get_string(remminafile, "password"));
s_js = g_string_free(jsstr, FALSE);
if (!s_js || s_js[0] == '\0') {
break;
} else {
REMMINA_PLUGIN_DEBUG("Trying to send this JavaScript: %s", s_js);
webkit_web_view_run_javascript(
webview,
s_js,
NULL,
remmina_www_web_view_js_finished,
gp);
g_free(s_js);
}
} else {
if (error) {
REMMINA_PLUGIN_DEBUG("Unable to read file: %s\n", error->message);
g_error_free(error);
} else {
REMMINA_PLUGIN_DEBUG("Unable to read file. No error returned from glib.\n");
}
}
}
}
break;
}
}
static gboolean remmina_plugin_www_close_connection(RemminaProtocolWidget *gp)
{
TRACE_CALL(__func__);
RemminaPluginWWWData *gpdata;
gpdata = (RemminaPluginWWWData *)g_object_get_data(G_OBJECT(gp), "plugin-data");
webkit_web_view_stop_loading(gpdata->webview);
webkit_web_view_try_close(gpdata->webview);
if (gpdata->url) g_free(gpdata->url);
gpdata->authenticated = FALSE;
gpdata->formauthenticated = FALSE;
gpdata->webview = NULL;
gpdata->data_mgr = NULL;
gpdata->settings = NULL;
gpdata->context = NULL;
/* Remove instance->context from gp object data to avoid double free */
g_object_steal_data(G_OBJECT(gp), "plugin-data");
remmina_plugin_service->protocol_plugin_signal_connection_closed(gp);
return FALSE;
}
static gboolean remmina_plugin_www_open_connection(RemminaProtocolWidget *gp)
{
TRACE_CALL(__func__);
RemminaPluginWWWData *gpdata;
RemminaFile *remminafile;
gpdata = (RemminaPluginWWWData *)g_object_get_data(G_OBJECT(gp), "plugin-data");
remminafile = remmina_plugin_service->protocol_plugin_get_file(gp);
gpdata->box = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
gtk_container_add(GTK_CONTAINER(gp), gpdata->box);
remmina_plugin_service->protocol_plugin_register_hostkey(gp, gpdata->box);
gpdata->webview = WEBKIT_WEB_VIEW(webkit_web_view_new_with_context(gpdata->context));
webkit_web_view_set_settings(gpdata->webview, gpdata->settings);
if (remmina_plugin_service->file_get_string(remminafile, "username") ||
remmina_plugin_service->file_get_string(remminafile, "password")) {
REMMINA_PLUGIN_DEBUG("Authentication is enabled");
remmina_plugin_www_on_auth(gpdata->webview, NULL, gp);
}
//"signal::load-failed-with-tls-errors", G_CALLBACK(remmina_plugin_www_load_failed_tls_cb), gp,
g_object_connect(
G_OBJECT(gpdata->webview),
"signal::create", G_CALLBACK(remmina_plugin_www_on_create), gp,
"signal::load-changed", G_CALLBACK(remmina_plugin_www_form_auth), gp,
"signal::authenticate", G_CALLBACK(remmina_plugin_www_on_auth), gp,
"signal::decide-policy", G_CALLBACK(remmina_plugin_www_decide_policy_cb), gp,
NULL);
gtk_widget_set_hexpand(GTK_WIDGET(gpdata->webview), TRUE);
gtk_widget_set_vexpand(GTK_WIDGET(gpdata->webview), TRUE);
gtk_container_add(GTK_CONTAINER(gpdata->box), GTK_WIDGET(gpdata->webview));
webkit_web_view_load_uri(gpdata->webview, gpdata->url);
#ifdef DEBUG
if (remmina_plugin_service->file_get_int(remminafile, "enable-webinspector", FALSE)) {
g_info("WebInspector enabled");
WebKitWebInspector *inspector = webkit_web_view_get_inspector(WEBKIT_WEB_VIEW(gpdata->webview));
webkit_web_inspector_attach(inspector);
webkit_web_inspector_show(WEBKIT_WEB_INSPECTOR(inspector));
}
#endif
remmina_plugin_service->protocol_plugin_signal_connection_opened(gp);
gtk_widget_show_all(gpdata->box);
return TRUE;
}
static void remmina_plugin_www_save_snapshot(GObject *object, GAsyncResult *result, RemminaProtocolWidget *gp)
{
TRACE_CALL(__func__);
WebKitWebView *webview = WEBKIT_WEB_VIEW(object);
RemminaFile *remminafile;
GError *err = NULL;
cairo_surface_t *surface;
//unsigned char* buffer;
int width;
int height;
GdkPixbuf *screenshot;
GString *pngstr;
gchar *pngname;
//cairo_forma_t* cairo_format;
GDateTime *date = g_date_time_new_now_utc();
remminafile = remmina_plugin_service->protocol_plugin_get_file(gp);
surface = webkit_web_view_get_snapshot_finish(WEBKIT_WEB_VIEW(webview), result, &err);
if (err)
g_warning("An error happened generating the snapshot: %s\n", err->message);
//buffer = cairo_image_surface_get_data (surface);
width = cairo_image_surface_get_width(surface);
height = cairo_image_surface_get_height(surface);
//cairo_format = cairo_image_surface_get_format (surface);
screenshot = gdk_pixbuf_get_from_surface(surface, 0, 0, width, height);
if (screenshot == NULL)
REMMINA_PLUGIN_DEBUG("WWW: gdk_pixbuf_get_from_surface failed");
pngstr = g_string_new(g_strdup_printf("%s/%s.png",
remmina_plugin_service->pref_get_value("screenshot_path"),
remmina_plugin_service->pref_get_value("screenshot_name")));
www_utils_string_replace_all(pngstr, "%p",
remmina_plugin_service->file_get_string(remminafile, "name"));
www_utils_string_replace_all(pngstr, "%h", "URL");
www_utils_string_replace_all(pngstr, "%Y",
g_strdup_printf("%d", g_date_time_get_year(date)));
www_utils_string_replace_all(pngstr, "%m", g_strdup_printf("%d",
g_date_time_get_month(date)));
www_utils_string_replace_all(pngstr, "%d",
g_strdup_printf("%d", g_date_time_get_day_of_month(date)));
www_utils_string_replace_all(pngstr, "%H",
g_strdup_printf("%d", g_date_time_get_hour(date)));
www_utils_string_replace_all(pngstr, "%M",
g_strdup_printf("%d", g_date_time_get_minute(date)));
www_utils_string_replace_all(pngstr, "%S",
g_strdup_printf("%f", g_date_time_get_seconds(date)));
g_date_time_unref(date);
pngname = g_string_free(pngstr, FALSE);
REMMINA_PLUGIN_DEBUG("Saving screenshot as %s", pngname);
cairo_surface_write_to_png(surface, pngname);
if (g_file_test(pngname, G_FILE_TEST_EXISTS))
www_utils_send_notification("www-plugin-screenshot-is-ready-id", _("Screenshot taken"), pngname);
cairo_surface_destroy(surface);
}
static gboolean remmina_plugin_www_get_snapshot(RemminaProtocolWidget *gp, RemminaPluginScreenshotData *rpsd)
{
TRACE_CALL(__func__);
RemminaPluginWWWData *gpdata;
gpdata = (RemminaPluginWWWData *)g_object_get_data(G_OBJECT(gp), "plugin-data");
webkit_web_view_get_snapshot(gpdata->webview,
WEBKIT_SNAPSHOT_REGION_FULL_DOCUMENT,
WEBKIT_SNAPSHOT_OPTIONS_NONE,
NULL,
(GAsyncReadyCallback)remmina_plugin_www_save_snapshot,
gp);
return FALSE;
}
/* Array of RemminaProtocolSetting for basic settings.
* Each item is composed by:
* a) RemminaProtocolSettingType for setting type
* b) Setting name
* c) Setting description
* d) Compact disposition
* e) Values for REMMINA_PROTOCOL_SETTING_TYPE_SELECT or REMMINA_PROTOCOL_SETTING_TYPE_COMBO
* f) Setting Tooltip
*/
static const RemminaProtocolSetting remmina_plugin_www_basic_settings[] =
{
{ REMMINA_PROTOCOL_SETTING_TYPE_TEXT, "server", N_("URL"), FALSE, NULL, N_("http://address or https://address") },
{ REMMINA_PROTOCOL_SETTING_TYPE_TEXT, "username", N_("Username"), FALSE, NULL, NULL },
{ REMMINA_PROTOCOL_SETTING_TYPE_PASSWORD, "password", N_("Password"), FALSE, NULL, NULL },
{ REMMINA_PROTOCOL_SETTING_TYPE_END, NULL, NULL, FALSE, NULL, NULL }
};
/* Array of RemminaProtocolSetting for advanced settings.
* Each item is composed by:
* a) RemminaProtocolSettingType for setting type
* b) Setting name
* c) Setting description
* d) Compact disposition
* e) Values for REMMINA_PROTOCOL_SETTING_TYPE_SELECT or REMMINA_PROTOCOL_SETTING_TYPE_COMBO
* f) Setting Tooltip
*/
static const RemminaProtocolSetting remmina_plugin_www_advanced_settings[] =
{
{ REMMINA_PROTOCOL_SETTING_TYPE_TEXT, "user-agent", N_("User agent"), FALSE, NULL, NULL },
{ REMMINA_PROTOCOL_SETTING_TYPE_TEXT, "proxy-url", N_("Proxy URL"), FALSE, NULL, N_("E.g. https://example.org, socks://mysocks:1080") },
{ REMMINA_PROTOCOL_SETTING_TYPE_CHECK, "enable-java", N_("Turn on Java support"), TRUE, NULL, NULL },
{ REMMINA_PROTOCOL_SETTING_TYPE_CHECK, "enable-smooth-scrolling", N_("Turn on smooth scrolling"), TRUE, NULL, NULL },
{ REMMINA_PROTOCOL_SETTING_TYPE_CHECK, "enable-spatial-navigation", N_("Turn on spatial navigation"), TRUE, NULL, NULL },
{ REMMINA_PROTOCOL_SETTING_TYPE_CHECK, "enable-plugins", N_("Turn on plugin support"), TRUE, NULL, NULL },
{ REMMINA_PROTOCOL_SETTING_TYPE_CHECK, "enable-webgl", N_("Turn on WebGL support"), TRUE, NULL, NULL },
{ REMMINA_PROTOCOL_SETTING_TYPE_CHECK, "enable-webaudio", N_("Turn on HTML5 audio support"), TRUE, NULL, NULL },
{ REMMINA_PROTOCOL_SETTING_TYPE_CHECK, "ignore-tls-errors", N_("Ignore TLS errors"), TRUE, NULL, NULL },
{ REMMINA_PROTOCOL_SETTING_TYPE_CHECK, "disablepasswordstoring", N_("Forget passwords after use"), TRUE, NULL, NULL },
#ifdef DEBUG
{ REMMINA_PROTOCOL_SETTING_TYPE_CHECK, "enable-webinspector", N_("Turn on Web Inspector"), TRUE, NULL, NULL },
#endif
{ REMMINA_PROTOCOL_SETTING_TYPE_END, NULL, NULL, FALSE, NULL, NULL }
};
/* Array for available features.
* The last element of the array must be REMMINA_PROTOCOL_FEATURE_TYPE_END. */
static const RemminaProtocolFeature remmina_www_features[] =
{
{ REMMINA_PROTOCOL_FEATURE_TYPE_END, 0, NULL, NULL, NULL }
};
/* Protocol plugin definition and features */
static RemminaProtocolPlugin remmina_plugin =
{
REMMINA_PLUGIN_TYPE_PROTOCOL, // Type
PLUGIN_NAME, // Name
PLUGIN_DESCRIPTION, // Description
GETTEXT_PACKAGE, // Translation domain
PLUGIN_VERSION, // Version number
PLUGIN_APPICON, // Icon for normal connection
NULL, // Icon for SSH connection
remmina_plugin_www_basic_settings, // Array for basic settings
remmina_plugin_www_advanced_settings, // Array for advanced settings
REMMINA_PROTOCOL_SSH_SETTING_NONE, // SSH settings type
remmina_www_features, // Array for available features
remmina_plugin_www_init, // Plugin initialization
remmina_plugin_www_open_connection, // Plugin open connection
remmina_plugin_www_close_connection, // Plugin close connection
remmina_www_query_feature, // Query for available features
NULL, // Call feature
NULL, // Send keystroke
remmina_plugin_www_get_snapshot // Capture screenshot
};
G_MODULE_EXPORT gboolean remmina_plugin_entry(RemminaPluginService *service)
{
TRACE_CALL(__func__);
remmina_plugin_service = service;
bindtextdomain(GETTEXT_PACKAGE, REMMINA_RUNTIME_LOCALEDIR);
bind_textdomain_codeset(GETTEXT_PACKAGE, "UTF-8");
if (!service->register_plugin((RemminaPlugin *)&remmina_plugin))
return FALSE;
return TRUE;
}
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