/* -*- 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 Gustavo Noronha Silva * Copyright © 2009 Igalia S.L. * Copyright © 2009 Collabora Ltd. * * 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 "eel-gconf-extensions.h" #include "ephy-command-manager.h" #include "ephy-debug.h" #include "ephy-embed.h" #include "ephy-embed-event.h" #include "ephy-embed-shell.h" #include "ephy-embed-single.h" #include "ephy-embed-persist.h" #include "ephy-embed-prefs.h" #include "ephy-embed-utils.h" #include "ephy-file-chooser.h" #include "ephy-file-helpers.h" #include "ephy-history.h" #include "ephy-prefs.h" #include "ephy-stock-icons.h" #include "ephy-string.h" #include "ephy-web-view.h" #include #include #include #include static void ephy_embed_class_init (EphyEmbedClass *klass); static void ephy_embed_init (EphyEmbed *gs); static void ephy_embed_constructed (GObject *object); #define EPHY_EMBED_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE ((object), EPHY_TYPE_EMBED, EphyEmbedPrivate)) struct EphyEmbedPrivate { WebKitWebView *web_view; EphyHistory *history; GtkWidget *inspector_window; guint is_setting_zoom : 1; }; static void impl_manager_do_command (EphyCommandManager *manager, const char *command) { WebKitWebView *web_view = EPHY_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 = EPHY_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 (EphyEmbed, ephy_embed, GTK_TYPE_SCROLLED_WINDOW, G_IMPLEMENT_INTERFACE (EPHY_TYPE_COMMAND_MANAGER, ephy_command_manager_iface_init)) static void uri_changed_cb (WebKitWebView *web_view, GParamSpec *spec, EphyEmbed *embed) { char *uri; const char *current_address; g_object_get (web_view, "uri", &uri, NULL); current_address = ephy_web_view_get_address (EPHY_WEB_VIEW (web_view)); /* We need to check if we get URI notifications without going through the usual load process, as this can happen when changing location within a page */ if (g_str_equal (uri, current_address) == FALSE) ephy_web_view_set_address (EPHY_WEB_VIEW (web_view), uri); g_free (uri); } static void title_changed_cb (WebKitWebView *web_view, GParamSpec *spec, EphyEmbed *embed) { const char *uri; char *title; WebKitWebFrame *frame; g_object_get (web_view, "title", &title, NULL); ephy_web_view_set_title (EPHY_WEB_VIEW (web_view), title); frame = webkit_web_view_get_main_frame (web_view); uri = webkit_web_frame_get_uri (frame); ephy_history_set_page_title (EPHY_EMBED (embed)->priv->history, uri, title); g_free (title); } static void restore_zoom_level (EphyEmbed *embed, const char *address) { EphyEmbedPrivate *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_status_changed_cb (WebKitWebView *view, GParamSpec *spec, EphyEmbed *embed) { WebKitLoadStatus status = webkit_web_view_get_load_status (view); if (status == WEBKIT_LOAD_COMMITTED) { const gchar* uri; EphyWebViewSecurityLevel security_level; uri = webkit_web_view_get_uri (view); ephy_web_view_location_changed (EPHY_WEB_VIEW (view), uri); restore_zoom_level (embed, uri); ephy_history_add_page (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_WEB_VIEW_STATE_IS_SECURE_HIGH; else security_level = EPHY_WEB_VIEW_STATE_IS_UNKNOWN; ephy_web_view_set_security_level (EPHY_WEB_VIEW (view), security_level); } else { EphyWebViewNetState estate = EPHY_WEB_VIEW_STATE_UNKNOWN; /* FIXME: this does not work for URLs opened without typing (middle click, etc). We should use get_address, but WebKit does not update its URI property until LOAD_COMMITTED, so we'll get NULL here. We need to either change WebKit or fetch the address we are trying to load from our side. */ const char *loading_uri = ephy_web_view_get_typed_address (EPHY_WEB_VIEW (view)); if (status == WEBKIT_LOAD_PROVISIONAL) { estate = (EphyWebViewNetState) (estate | EPHY_WEB_VIEW_STATE_START | EPHY_WEB_VIEW_STATE_NEGOTIATING | EPHY_WEB_VIEW_STATE_IS_REQUEST | EPHY_WEB_VIEW_STATE_IS_NETWORK); g_signal_emit_by_name (EPHY_WEB_VIEW (view), "new-document-now", loading_uri); } else if (status == WEBKIT_LOAD_FINISHED) { estate = (EphyWebViewNetState) (estate | EPHY_WEB_VIEW_STATE_STOP | EPHY_WEB_VIEW_STATE_IS_DOCUMENT | EPHY_WEB_VIEW_STATE_IS_NETWORK); } ephy_web_view_update_from_net_state (EPHY_WEB_VIEW (view), loading_uri, (EphyWebViewNetState)estate); } } static void hovering_over_link_cb (WebKitWebView *web_view, char *title, char *location, EphyEmbed *embed) { ephy_web_view_set_link_message (EPHY_WEB_VIEW (web_view), location); } static void zoom_changed_cb (WebKitWebView *web_view, GParamSpec *pspec, EphyEmbed *embed) { char *address; float zoom; g_object_get (web_view, "zoom-level", &zoom, NULL); if (EPHY_EMBED (embed)->priv->is_setting_zoom) { return; } address = ephy_web_view_get_location (EPHY_WEB_VIEW (web_view), 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 ephy_embed_grab_focus (GtkWidget *widget) { GtkWidget *child; child = gtk_bin_get_child (GTK_BIN (widget)); if (child) gtk_widget_grab_focus (child); } static void ephy_embed_class_init (EphyEmbedClass *klass) { GObjectClass *object_class = (GObjectClass *)klass; GtkWidgetClass *widget_class = (GtkWidgetClass *)klass; object_class->constructed = ephy_embed_constructed; widget_class->grab_focus = ephy_embed_grab_focus; g_type_class_add_private (G_OBJECT_CLASS (klass), sizeof(EphyEmbedPrivate)); } static WebKitWebView * ephy_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 = ephy_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 ephy_embed_inspect_show_cb (WebKitWebInspector *inspector, GtkWidget *widget) { gtk_widget_show (widget); return TRUE; } static gboolean ephy_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, EphyEmbed *embed) { EphyWebViewDocumentType type; g_return_val_if_fail (mime_type, FALSE); type = EPHY_WEB_VIEW_DOCUMENT_OTHER; if (!strcmp (mime_type, "text/html")) type = EPHY_WEB_VIEW_DOCUMENT_HTML; else if (!strcmp (mime_type, "application/xhtml+xml")) type = EPHY_WEB_VIEW_DOCUMENT_XML; else if (!strncmp (mime_type, "image/", 6)) type = EPHY_WEB_VIEW_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 (EPHY_GET_EPHY_WEB_VIEW_FROM_EMBED (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) { DownloaderView *dview; char *uri; uri = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER(dialog)); webkit_download_set_destination_uri (download, uri); g_free (uri); dview = EPHY_DOWNLOADER_VIEW (ephy_embed_shell_get_downloader_view (embed_shell)); downloader_view_add_download (dview, download); } else { webkit_download_cancel (download); ephy_file_delete_uri (webkit_download_get_destination_uri (download)); } gtk_widget_destroy (GTK_WIDGET (dialog)); g_object_unref (download); } static void request_destination_uri (WebKitWebView *web_view, WebKitDownload *download) { EphyFileChooser *dialog; GtkWidget *window; const char *suggested_filename; suggested_filename = webkit_download_get_suggested_filename (download); /* * 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); gtk_widget_show_all (GTK_WIDGET (dialog)); } static gboolean define_destination_uri (WebKitDownload *download, gboolean temporary) { char *tmp_dir; char *tmp_filename; char *destination_uri; const char *suggested_filename; suggested_filename = webkit_download_get_suggested_filename (download); /* If we are not doing an automatic download, use a temporary file * to start the download while we ask the user for the location to * where the file must go. */ if (temporary) tmp_dir = g_build_filename (ephy_dot_dir (), "downloads", NULL); else tmp_dir = ephy_file_get_downloads_dir (); /* Make sure the download directory exists */ if (g_mkdir_with_parents (tmp_dir, 0700) == -1) { g_critical ("Could not create downloads directory \"%s\": %s", tmp_dir, strerror (errno)); g_free (tmp_dir); return FALSE; } 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); return TRUE; } static void perform_auto_download (WebKitDownload *download) { DownloaderView *dview; if (!define_destination_uri (download, FALSE)) { webkit_download_cancel (download); ephy_file_delete_uri (webkit_download_get_destination_uri (download)); return; } dview = EPHY_DOWNLOADER_VIEW (ephy_embed_shell_get_downloader_view (embed_shell)); g_object_set_data (G_OBJECT(download), "download-action", GINT_TO_POINTER(DOWNLOAD_ACTION_OPEN)); downloader_view_add_download (dview, download); } static void confirm_action_response_cb (GtkWidget *dialog, int response, WebKitDownload *download) { WebKitWebView *web_view = g_object_get_data (G_OBJECT(dialog), "webkit-view"); DownloaderView *dview; gtk_widget_destroy (dialog); if (response > 0) { switch (response) { case DOWNLOAD_ACTION_OPEN: g_object_set_data (G_OBJECT (download), "download-action", GINT_TO_POINTER (DOWNLOAD_ACTION_OPEN)); break; case DOWNLOAD_ACTION_DOWNLOAD: case DOWNLOAD_ACTION_OPEN_LOCATION: g_object_set_data (G_OBJECT (download), "download-action", GINT_TO_POINTER (DOWNLOAD_ACTION_OPEN_LOCATION)); break; } if (response == DOWNLOAD_ACTION_DOWNLOAD) { /* balanced in download_requested_dialog_response_cb */ g_object_ref (download); request_destination_uri (web_view, download); } else { if (!define_destination_uri (download, FALSE)) { goto cleanup; } dview = EPHY_DOWNLOADER_VIEW (ephy_embed_shell_get_downloader_view (embed_shell)); downloader_view_add_download (dview, download); } g_object_unref (download); return; } cleanup: webkit_download_cancel (download); ephy_file_delete_uri (webkit_download_get_destination_uri (download)); g_object_unref (download); } static void confirm_action_from_mime (WebKitWebView *web_view, WebKitDownload *download, DownloadAction action) { GtkWidget *parent_window; GtkWidget *dialog, *button, *image; const char *action_label; char *mime_description; EphyMimePermission mime_permission; GAppInfo *helper_app; const char *suggested_filename; int default_response; parent_window = gtk_widget_get_toplevel (GTK_WIDGET(web_view)); if (!GTK_WIDGET_TOPLEVEL (parent_window)) parent_window = NULL; /* FIXME: we still have no way of getting the content type from * webkit yet; we need to have a proper WebKitNetworkRequest * implementation to do this here; see * https://bugs.webkit.org/show_bug.cgi?id=18608 */ helper_app = NULL; mime_description = NULL; mime_permission = EPHY_MIME_PERMISSION_SAFE; if (mime_description == NULL) { mime_description = g_strdup (C_("file type", "Unknown")); action = DOWNLOAD_ACTION_OPEN_LOCATION; } /* OPEN will never happen here, for now; see comment about * WebKitNetworkRequest above! */ action_label = (action == DOWNLOAD_ACTION_OPEN) ? GTK_STOCK_OPEN : STOCK_DOWNLOAD; suggested_filename = webkit_download_get_suggested_filename (download); if (mime_permission != EPHY_MIME_PERMISSION_SAFE && helper_app) { dialog = gtk_message_dialog_new (GTK_WINDOW (parent_window), GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_WARNING, GTK_BUTTONS_NONE, _("Download this potentially unsafe file?")); gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog), /* translators: First %s is the file type description, Second %s is the file name */ _("File Type: “%s”.\n\nIt is unsafe to open “%s” as " "it could potentially damage your documents or " "invade your privacy. You can download it instead."), mime_description, suggested_filename); } else if (action == DOWNLOAD_ACTION_OPEN && helper_app) { dialog = gtk_message_dialog_new (GTK_WINDOW (parent_window), GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_QUESTION, GTK_BUTTONS_NONE, _("Open this file?")); gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog), /* translators: First %s is the file type description, Second %s is the file name, Third %s is the application used to open the file */ _("File Type: “%s”.\n\nYou can open “%s” using “%s” or save it."), mime_description, suggested_filename, g_app_info_get_name (helper_app)); } else { dialog = gtk_message_dialog_new (GTK_WINDOW (parent_window), GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_QUESTION, GTK_BUTTONS_NONE, _("Download this file?")); gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog), /* translators: First %s is the file type description, Second %s is the file name */ _("File Type: “%s”.\n\nYou have no application able to open “%s”. " "You can download it instead."), mime_description, suggested_filename); } g_free (mime_description); button = gtk_button_new_with_mnemonic (_("_Save As...")); image = gtk_image_new_from_stock (GTK_STOCK_SAVE_AS, GTK_ICON_SIZE_BUTTON); gtk_button_set_image (GTK_BUTTON (button), image); /* don't show the image! see bug #307818 */ gtk_widget_show (button); gtk_dialog_add_action_widget (GTK_DIALOG (dialog), button, DOWNLOAD_ACTION_DOWNLOAD); gtk_dialog_add_button (GTK_DIALOG (dialog), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL); gtk_dialog_add_button (GTK_DIALOG (dialog), action_label, action); gtk_window_set_icon_name (GTK_WINDOW (dialog), EPHY_STOCK_EPHY); default_response = action == DOWNLOAD_ACTION_NONE ? (int) GTK_RESPONSE_CANCEL : (int) action; gtk_dialog_set_default_response (GTK_DIALOG (dialog), default_response); g_object_set_data (G_OBJECT (dialog), "webkit-view", web_view); g_signal_connect (dialog, "response", G_CALLBACK (confirm_action_response_cb), download); gtk_window_present (GTK_WINDOW (dialog)); } static gboolean download_requested_cb (WebKitWebView *web_view, WebKitDownload *download) { /* Is download locked down? */ if (eel_gconf_get_boolean (CONF_LOCKDOWN_DISABLE_SAVE_TO_DISK)) return FALSE; /* Is auto-download enabled? */ if (eel_gconf_get_boolean (CONF_AUTO_DOWNLOADS)) { perform_auto_download (download); return TRUE; } /* If we are not performing an auto-download, we will ask the user * where they want the file to go to; we will start downloading to a * temporary location while the user decides. */ if (!define_destination_uri (download, TRUE)) return FALSE; /* FIXME: when we are able to obtain the MIME information from * WebKit, we will want to decide earlier whether we want to open or * open the location to where the file was downloaded. See * perform_auto_download, too. */ g_object_ref (download); /* balanced in confirm_action_response_cb */ confirm_action_from_mime (web_view, download, DOWNLOAD_ACTION_DOWNLOAD); return TRUE; } static void ephy_embed_constructed (GObject *object) { EphyEmbed *embed = (EphyEmbed*)object; WebKitWebView *web_view; WebKitWebInspector *inspector; GtkWidget *inspector_sw; embed->priv = EPHY_EMBED_GET_PRIVATE (embed); web_view = WEBKIT_WEB_VIEW (ephy_web_view_new ()); embed->priv->web_view = web_view; gtk_container_add (GTK_CONTAINER (embed), GTK_WIDGET (web_view)); gtk_widget_show (GTK_WIDGET (web_view)); g_object_connect (web_view, "signal::notify::load-status", G_CALLBACK (load_status_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, "signal::notify::zoom-level", G_CALLBACK (zoom_changed_cb), embed, "signal::notify::title", G_CALLBACK (title_changed_cb), embed, "signal::notify::uri", G_CALLBACK (uri_changed_cb), embed, NULL); 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 (ephy_embed_inspect_web_view_cb), inspector_sw, "signal::show-window", G_CALLBACK (ephy_embed_inspect_show_cb), embed->priv->inspector_window, "signal::close-window", G_CALLBACK (ephy_embed_inspect_close_cb), embed->priv->inspector_window, NULL); ephy_embed_prefs_add_embed (embed); embed->priv->history = EPHY_HISTORY (ephy_embed_shell_get_global_history (ephy_embed_shell_get_default ())); } static void ephy_embed_init (EphyEmbed *embed) { gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (embed), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC); } /** * ephy_embed_get_web_view: * @embed: and #EphyEmbed * * Returns the #EphyWebView wrapped by @embed. * * Returns: an #EphyWebView **/ EphyWebView* ephy_embed_get_web_view (EphyEmbed *embed) { g_return_val_if_fail (EPHY_IS_EMBED (embed), NULL); return EPHY_WEB_VIEW (embed->priv->web_view); }