/* -*- Mode: C; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2; -*- */
/* vim: set sw=2 ts=2 sts=2 et: */
/*
* Copyright © 2007 Xan Lopez
* Copyright © 2008 Jan Alonzo
* Copyright © 2009 Igalia S.L.
*
* 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, 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.
*
*/
#include "config.h"
#include "downloader-view.h"
#include "ephy-command-manager.h"
#include "ephy-debug.h"
#include "ephy-file-chooser.h"
#include "ephy-file-helpers.h"
#include "ephy-history.h"
#include "ephy-embed-factory.h"
#include "ephy-embed-shell.h"
#include "ephy-embed-single.h"
#include "ephy-embed-persist.h"
#include "ephy-string.h"
#include "ephy-embed-event.h"
#include "ephy-embed-utils.h"
#include "ephy-prefs.h"
#include <webkit/webkit.h>
#include <errno.h>
#include <string.h>
#include <glib/gi18n.h>
#include "webkit-embed.h"
#include "webkit-embed-prefs.h"
#include "ephy-embed.h"
#include "ephy-base-embed.h"
static void webkit_embed_class_init (WebKitEmbedClass *klass);
static void webkit_embed_init (WebKitEmbed *gs);
static void ephy_embed_iface_init (EphyEmbedIface *iface);
#define WEBKIT_EMBED_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE ((object), WEBKIT_TYPE_EMBED, WebKitEmbedPrivate))
typedef enum
{
WEBKIT_EMBED_LOAD_STARTED,
WEBKIT_EMBED_LOAD_REDIRECTING,
WEBKIT_EMBED_LOAD_LOADING,
WEBKIT_EMBED_LOAD_STOPPED
} WebKitEmbedLoadState;
struct WebKitEmbedPrivate
{
WebKitWebView *web_view;
GtkScrolledWindow *scrolled_window;
WebKitEmbedLoadState load_state;
char *loading_uri;
EphyHistory *history;
GtkWidget *inspector_window;
guint is_setting_zoom : 1;
};
static void
impl_manager_do_command (EphyCommandManager *manager,
const char *command)
{
WebKitWebView *web_view = WEBKIT_EMBED (manager)->priv->web_view;
if (! strcmp (command, "cmd_copy"))
return webkit_web_view_copy_clipboard (web_view);
else if (! strcmp (command, "cmd_cut"))
return webkit_web_view_cut_clipboard (web_view);
else if (! strcmp (command, "cmd_paste"))
return webkit_web_view_paste_clipboard (web_view);
else if (! strcmp (command, "cmd_selectAll"))
return webkit_web_view_select_all (web_view);
}
static gboolean
impl_manager_can_do_command (EphyCommandManager *manager,
const char *command)
{
WebKitWebView *web_view = WEBKIT_EMBED (manager)->priv->web_view;
if (! strcmp (command, "cmd_copy"))
return webkit_web_view_can_copy_clipboard (web_view);
else if (! strcmp (command, "cmd_cut"))
return webkit_web_view_can_cut_clipboard (web_view);
else if (! strcmp (command, "cmd_paste"))
return webkit_web_view_can_paste_clipboard (web_view);
return FALSE;
}
static void
ephy_command_manager_iface_init (EphyCommandManagerIface *iface)
{
iface->do_command = impl_manager_do_command;
iface->can_do_command = impl_manager_can_do_command;
}
G_DEFINE_TYPE_WITH_CODE (WebKitEmbed, webkit_embed, EPHY_TYPE_BASE_EMBED,
G_IMPLEMENT_INTERFACE (EPHY_TYPE_EMBED,
ephy_embed_iface_init)
G_IMPLEMENT_INTERFACE (EPHY_TYPE_COMMAND_MANAGER,
ephy_command_manager_iface_init))
static void
title_changed_cb (WebKitWebView *web_view,
WebKitWebFrame *web_frame,
const gchar *title,
EphyEmbed *embed)
{
const gchar* uri;
ephy_base_embed_set_title (EPHY_BASE_EMBED (embed),
title);
uri = webkit_web_frame_get_uri (web_frame);
ephy_history_set_page_title (WEBKIT_EMBED (embed)->priv->history,
uri,
title);
}
static void
update_load_state (WebKitEmbed *embed, WebKitWebView *web_view)
{
EphyEmbedNetState estate = EPHY_EMBED_STATE_UNKNOWN;
if (embed->priv->load_state == WEBKIT_EMBED_LOAD_STARTED)
{
estate = (EphyEmbedNetState) (estate |
EPHY_EMBED_STATE_START |
EPHY_EMBED_STATE_NEGOTIATING |
EPHY_EMBED_STATE_IS_REQUEST |
EPHY_EMBED_STATE_IS_NETWORK);
g_signal_emit_by_name (embed, "new-document-now", embed->priv->loading_uri);
}
if (embed->priv->load_state == WEBKIT_EMBED_LOAD_LOADING)
estate = (EphyEmbedNetState) (estate |
EPHY_EMBED_STATE_TRANSFERRING |
EPHY_EMBED_STATE_IS_REQUEST |
EPHY_EMBED_STATE_IS_NETWORK);
if (embed->priv->load_state == WEBKIT_EMBED_LOAD_STOPPED)
estate = (EphyEmbedNetState) (estate |
EPHY_EMBED_STATE_STOP |
EPHY_EMBED_STATE_IS_DOCUMENT |
EPHY_EMBED_STATE_IS_NETWORK);
ephy_base_embed_update_from_net_state (EPHY_BASE_EMBED (embed),
embed->priv->loading_uri,
(EphyEmbedNetState)estate);
}
static void
restore_zoom_level (WebKitEmbed *embed,
const char *address)
{
WebKitEmbedPrivate *priv = embed->priv;
/* restore zoom level */
if (ephy_embed_utils_address_has_web_scheme (address)) {
EphyHistory *history;
EphyNode *host;
WebKitWebView *web_view;
GValue value = { 0, };
float zoom = 1.0, current_zoom;
history = EPHY_HISTORY
(ephy_embed_shell_get_global_history (embed_shell));
host = ephy_history_get_host (history, address);
if (host != NULL && ephy_node_get_property
(host, EPHY_NODE_HOST_PROP_ZOOM, &value)) {
zoom = g_value_get_float (&value);
g_value_unset (&value);
}
web_view = priv->web_view;
g_object_get (web_view, "zoom-level", ¤t_zoom,
NULL);
if (zoom != current_zoom) {
priv->is_setting_zoom = TRUE;
g_object_set (web_view, "zoom-level", zoom, NULL);
priv->is_setting_zoom = FALSE;
}
}
}
static void
load_committed_cb (WebKitWebView *web_view,
WebKitWebFrame *web_frame,
EphyEmbed *embed)
{
const gchar* uri;
EphyEmbedSecurityLevel security_level;
uri = webkit_web_frame_get_uri (web_frame);
ephy_base_embed_location_changed (EPHY_BASE_EMBED (embed),
uri);
restore_zoom_level (WEBKIT_EMBED (embed), uri);
ephy_history_add_page (WEBKIT_EMBED (embed)->priv->history,
uri,
FALSE,
FALSE);
/*
* FIXME: as a temporary workaround while soup lacks the needed
* security API, determine security level based on the existence of
* a 'https' prefix for the URI
*/
if (uri && g_str_has_prefix (uri, "https"))
security_level = EPHY_EMBED_STATE_IS_SECURE_HIGH;
else
security_level = EPHY_EMBED_STATE_IS_UNKNOWN;
ephy_base_embed_set_security_level (EPHY_BASE_EMBED (embed), security_level);
}
static void
load_started_cb (WebKitWebView *web_view,
WebKitWebFrame *web_frame,
EphyEmbed *embed)
{
WebKitEmbed *wembed = WEBKIT_EMBED (embed);
wembed->priv->load_state = WEBKIT_EMBED_LOAD_STARTED;
update_load_state (wembed, web_view);
}
static void
load_progress_changed_cb (WebKitWebView *web_view,
int progress,
EphyEmbed *embed)
{
WebKitEmbed *wembed = WEBKIT_EMBED (embed);
if (wembed->priv->load_state == WEBKIT_EMBED_LOAD_STARTED)
wembed->priv->load_state = WEBKIT_EMBED_LOAD_LOADING;
ephy_base_embed_set_load_percent (EPHY_BASE_EMBED (embed), progress);
}
static void
load_finished_cb (WebKitWebView *web_view,
WebKitWebFrame *web_frame,
EphyEmbed *embed)
{
WebKitEmbed *wembed = WEBKIT_EMBED (embed);
wembed->priv->load_state = WEBKIT_EMBED_LOAD_STOPPED;
update_load_state (wembed, web_view);
}
static void
hovering_over_link_cb (WebKitWebView *web_view,
char *title,
char *location,
EphyEmbed *embed)
{
ephy_base_embed_set_link_message (EPHY_BASE_EMBED (embed), location);
}
static void
webkit_web_view_zoom_change_cb (WebKitWebView *web_view,
GParamSpec *pspec,
EphyEmbed *embed)
{
char *address;
float zoom;
g_object_get (web_view,
"zoom-level", &zoom,
NULL);
if (WEBKIT_EMBED (embed)->priv->is_setting_zoom) {
return;
}
address = ephy_embed_get_location (embed, TRUE);
if (ephy_embed_utils_address_has_web_scheme (address)) {
EphyHistory *history;
EphyNode *host;
history = EPHY_HISTORY
(ephy_embed_shell_get_global_history (embed_shell));
host = ephy_history_get_host (history, address);
if (host != NULL) {
ephy_node_set_property_float (host,
EPHY_NODE_HOST_PROP_ZOOM,
zoom);
}
}
g_free (address);
}
static void
webkit_embed_finalize (GObject *object)
{
WebKitEmbed *wembed = WEBKIT_EMBED (object);
g_free (wembed->priv->loading_uri);
G_OBJECT_CLASS (webkit_embed_parent_class)->finalize (object);
}
static void
webkit_embed_class_init (WebKitEmbedClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->finalize = webkit_embed_finalize;
g_type_class_add_private (object_class, sizeof(WebKitEmbedPrivate));
}
static WebKitWebView *
webkit_embed_inspect_web_view_cb (WebKitWebInspector *inspector,
WebKitWebView *web_view,
gpointer data)
{
GtkWidget *inspector_sw = GTK_WIDGET (data);
GtkWidget *inspector_web_view;
inspector_web_view = webkit_web_view_new ();
gtk_container_add (GTK_CONTAINER (inspector_sw), inspector_web_view);
gtk_widget_show_all (gtk_widget_get_toplevel (inspector_sw));
return WEBKIT_WEB_VIEW (inspector_web_view);
}
static gboolean
webkit_embed_inspect_show_cb (WebKitWebInspector *inspector,
GtkWidget *widget)
{
gtk_widget_show (widget);
return TRUE;
}
static gboolean
webkit_embed_inspect_close_cb (WebKitWebInspector *inspector,
GtkWidget *widget)
{
gtk_widget_hide (widget);
return TRUE;
}
static gboolean
mime_type_policy_decision_requested_cb (WebKitWebView *web_view,
WebKitWebFrame *frame,
WebKitNetworkRequest *request,
const char *mime_type,
WebKitWebPolicyDecision *decision,
WebKitEmbed *embed)
{
EphyEmbedDocumentType type;
g_return_val_if_fail (mime_type, FALSE);
type = EPHY_EMBED_DOCUMENT_OTHER;
if (!strcmp (mime_type, "text/html"))
type = EPHY_EMBED_DOCUMENT_HTML;
else if (!strcmp (mime_type, "application/xhtml+xml"))
type = EPHY_EMBED_DOCUMENT_XML;
else if (!strncmp (mime_type, "image/", 6))
type = EPHY_EMBED_DOCUMENT_IMAGE;
/* FIXME: maybe it makes more sense to have an API to query the mime
* type when the load of a page starts than doing this here.
*/
/* FIXME: rename ge-document-type (and all ge- signals...) to
* something else
*/
g_signal_emit_by_name (embed, "ge-document-type", type);
/* If WebKit can't handle the mime type start the download
process */
/* FIXME: need to use ephy_file_check_mime if auto-downloading */
if (!webkit_web_view_can_show_mime_type (web_view, mime_type)) {
webkit_web_policy_decision_download (decision);
return TRUE;
}
return FALSE;
}
static void
download_requested_dialog_response_cb (GtkDialog *dialog,
int response_id,
WebKitDownload *download)
{
if (response_id == GTK_RESPONSE_ACCEPT) {
WebKitEmbed *embed;
DownloaderView *dview;
char *uri;
uri = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER(dialog));
webkit_download_set_destination_uri (download, uri);
g_free (uri);
embed = g_object_get_data (G_OBJECT(dialog), "webkit-embed");
dview = EPHY_DOWNLOADER_VIEW (ephy_embed_shell_get_downloader_view (embed_shell));
downloader_view_add_download (dview, download);
}
else
webkit_download_cancel (download);
gtk_widget_destroy (GTK_WIDGET (dialog));
}
static gboolean
download_requested_cb (WebKitWebView *web_view,
WebKitDownload *download,
WebKitEmbed *embed)
{
EphyFileChooser *dialog;
GtkWidget *window;
char *tmp_dir;
const char *suggested_filename;
char *tmp_filename;
char *destination_uri;
/* Make sure the cache directory exists */
tmp_dir = g_build_filename (ephy_dot_dir (), "downloads", NULL);
if (g_mkdir_with_parents (tmp_dir, 0700) == -1) {
g_critical ("Could not create temporary directory \"%s\": %s",
tmp_dir, strerror (errno));
g_free (tmp_dir);
return FALSE;
}
/* Use a temporary file to start the download while we ask the user
* for the location to where the file must go.
*/
suggested_filename = webkit_download_get_suggested_filename (download);
tmp_filename = g_build_filename (tmp_dir, suggested_filename, NULL);
destination_uri = g_strconcat ("file://", tmp_filename, NULL);
webkit_download_set_destination_uri (download, destination_uri);
g_free (tmp_dir);
g_free (tmp_filename);
g_free (destination_uri);
/*
* Try to get the toplevel window related to the WebView that caused
* the download, and use NULL otherwise; we don't want to pass the
* WebView or other widget as a parent window.
*/
window = gtk_widget_get_toplevel (GTK_WIDGET(web_view));
if (!GTK_WIDGET_TOPLEVEL (window))
window = NULL;
dialog = ephy_file_chooser_new (_("Save"),
window,
GTK_FILE_CHOOSER_ACTION_SAVE,
CONF_STATE_SAVE_DIR,
EPHY_FILE_FILTER_ALL_SUPPORTED);
gtk_file_chooser_set_do_overwrite_confirmation (GTK_FILE_CHOOSER (dialog), TRUE);
gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (dialog), suggested_filename);
g_signal_connect (dialog, "response",
G_CALLBACK (download_requested_dialog_response_cb), download);
g_object_set_data (G_OBJECT (dialog), "webkit-embed", embed);
gtk_widget_show_all (GTK_WIDGET (dialog));
return TRUE;
}
static void
webkit_embed_init (WebKitEmbed *embed)
{
WebKitWebView *web_view;
WebKitWebInspector *inspector;
GtkWidget *sw;
GtkWidget *inspector_sw;
embed->priv = WEBKIT_EMBED_GET_PRIVATE (embed);
sw = gtk_scrolled_window_new (NULL, NULL);
embed->priv->scrolled_window = GTK_SCROLLED_WINDOW (sw);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
web_view = WEBKIT_WEB_VIEW (webkit_web_view_new ());
embed->priv->web_view = web_view;
gtk_container_add (GTK_CONTAINER (sw), GTK_WIDGET (web_view));
gtk_widget_show (sw);
gtk_widget_show (GTK_WIDGET (web_view));
gtk_container_add (GTK_CONTAINER (embed), sw);
g_object_connect (web_view,
"signal::load-committed", G_CALLBACK (load_committed_cb), embed,
"signal::load-started", G_CALLBACK (load_started_cb), embed,
"signal::load_finished", G_CALLBACK (load_finished_cb), embed,
"signal::title-changed", G_CALLBACK (title_changed_cb), embed,
"signal::load-progress-changed", G_CALLBACK (load_progress_changed_cb), embed,
"signal::hovering-over-link", G_CALLBACK (hovering_over_link_cb), embed,
"signal::mime-type-policy-decision-requested", G_CALLBACK (mime_type_policy_decision_requested_cb), embed,
"signal::download-requested", G_CALLBACK (download_requested_cb), embed,
NULL);
g_signal_connect (web_view, "notify::zoom-level",
G_CALLBACK (webkit_web_view_zoom_change_cb), embed);
embed->priv->inspector_window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
inspector = webkit_web_view_get_inspector (web_view);
inspector_sw = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (inspector_sw),
GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
gtk_container_add (GTK_CONTAINER (embed->priv->inspector_window),
inspector_sw);
gtk_window_set_title (GTK_WINDOW (embed->priv->inspector_window),
_("Web Inspector"));
gtk_window_set_default_size (GTK_WINDOW (embed->priv->inspector_window),
600, 400);
g_signal_connect (embed->priv->inspector_window,
"delete-event", G_CALLBACK (gtk_widget_hide_on_delete),
NULL);
g_object_connect (inspector,
"signal::inspect-web-view", G_CALLBACK (webkit_embed_inspect_web_view_cb),
inspector_sw,
"signal::show-window", G_CALLBACK (webkit_embed_inspect_show_cb),
embed->priv->inspector_window,
"signal::close-window", G_CALLBACK (webkit_embed_inspect_close_cb),
embed->priv->inspector_window,
NULL);
webkit_embed_prefs_add_embed (embed);
embed->priv->history = EPHY_HISTORY (ephy_embed_shell_get_global_history (ephy_embed_shell_get_default ()));
}
static void
impl_load_url (EphyEmbed *embed,
const char *url)
{
WebKitEmbed *wembed = WEBKIT_EMBED (embed);
webkit_web_view_open (wembed->priv->web_view, url);
}
static void
impl_load (EphyEmbed *embed,
const char *url,
EphyEmbedLoadFlags flags,
EphyEmbed *preview_embed)
{
WebKitEmbed *wembed = WEBKIT_EMBED (embed);
char *effective_url = NULL;
/* FIXME: WebKit has some strange bug for which there must be
* protocol prefix into the parsed URL, or it will not show images
* and lock badly. I copied this function from WebKit's
* GdkLauncher.
*/
if (strncmp ("about:", url, 6) != 0 &&
strncmp ("http://", url, 7) != 0 &&
strncmp ("https://", url, 8) != 0 &&
strncmp ("file://", url, 7) != 0 &&
strncmp ("ftp://", url, 6) != 0)
effective_url = g_strconcat ("http://", url, NULL);
else
effective_url = g_strdup (url);
g_free (wembed->priv->loading_uri);
wembed->priv->loading_uri = g_strdup (effective_url);
webkit_web_view_open (wembed->priv->web_view, effective_url);
g_free (effective_url);
}
static gboolean
impl_can_go_up (EphyEmbed *embed)
{
return FALSE;
}
static GSList *
impl_get_go_up_list (EphyEmbed *embed)
{
return NULL;
}
static void
impl_go_up (EphyEmbed *embed)
{
}
static char *
impl_get_js_status (EphyEmbed *embed)
{
return NULL;
}
static char *
impl_get_location (EphyEmbed *embed,
gboolean toplevel)
{
WebKitWebFrame *web_frame = webkit_web_view_get_main_frame (WEBKIT_EMBED (embed)->priv->web_view);
return g_strdup (webkit_web_frame_get_uri (web_frame));
}
static void
impl_shistory_copy (EphyEmbed *source,
EphyEmbed *dest,
gboolean copy_back,
gboolean copy_forward,
gboolean copy_current)
{
}
static void
impl_get_security_level (EphyEmbed *embed,
EphyEmbedSecurityLevel *level,
char **description)
{
if (level) {
const gchar *uri = ephy_embed_get_address (embed);
/* FIXME: as a temporary workaround, determine security level
based on the existence of a 'https' prefix for the URI */
if (uri && g_str_has_prefix(uri, "https"))
*level = EPHY_EMBED_STATE_IS_SECURE_HIGH;
else
*level = EPHY_EMBED_STATE_IS_UNKNOWN;
}
}
static void
impl_show_page_certificate (EphyEmbed *embed)
{
}
static void
impl_set_print_preview_mode (EphyEmbed *embed, gboolean preview_mode)
{
}
static int
impl_print_preview_n_pages (EphyEmbed *embed)
{
return 0;
}
static void
impl_print_preview_navigate (EphyEmbed *embed,
EphyEmbedPrintPreviewNavType type,
int page)
{
}
static gboolean
impl_has_modified_forms (EphyEmbed *embed)
{
return FALSE;
}
static void
ephy_embed_iface_init (EphyEmbedIface *iface)
{
iface->load_url = impl_load_url;
iface->load = impl_load;
iface->can_go_up = impl_can_go_up;
iface->get_go_up_list = impl_get_go_up_list;
iface->go_up = impl_go_up;
iface->get_location = impl_get_location;
iface->get_js_status = impl_get_js_status;
iface->shistory_copy = impl_shistory_copy;
iface->show_page_certificate = impl_show_page_certificate;
iface->set_print_preview_mode = impl_set_print_preview_mode;
iface->print_preview_n_pages = impl_print_preview_n_pages;
iface->print_preview_navigate = impl_print_preview_navigate;
iface->has_modified_forms = impl_has_modified_forms;
iface->get_security_level = impl_get_security_level;
}