/*
* Copyright (C) 2001 Philip Langdale
* Copyright (C) 2003 Marco Pesenti Gritti
* Copyright (C) 2003 Xan Lopez
* Copyright (C) 2004 Christian Persch
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Id$
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "ContentHandler.h"
#include "MozillaPrivate.h"
#include "MozDownload.h"
#include "nsCOMPtr.h"
#include "nsString.h"
#include "nsIURL.h"
#include "nsILocalFile.h"
#include "nsIMIMEInfo.h"
#include "nsIWebNavigation.h" // Needed to create the LoadType flag
#include "ephy-prefs.h"
#include "eel-gconf-extensions.h"
#include "ephy-embed-single.h"
#include "ephy-embed-shell.h"
#include "ephy-file-chooser.h"
#include "ephy-debug.h"
#include <gtk/gtkimage.h>
#include <gtk/gtkhbox.h>
#include <gtk/gtkvbox.h>
#include <gtk/gtkstock.h>
#include <gtk/gtklabel.h>
#include <gtk/gtkdialog.h>
#include <libgnomevfs/gnome-vfs-mime.h>
#include <libgnomevfs/gnome-vfs-utils.h>
#include <glib/gi18n.h>
class GContentHandler;
NS_IMPL_ISUPPORTS1(GContentHandler, nsIHelperAppLauncherDialog)
GContentHandler::GContentHandler() : mMimeType(nsnull)
{
LOG ("GContentHandler ctor")
}
GContentHandler::~GContentHandler()
{
LOG ("GContentHandler dtor")
g_free (mUri);
g_free (mMimeType);
}
////////////////////////////////////////////////////////////////////////////////
// begin nsIHelperAppLauncher impl
////////////////////////////////////////////////////////////////////////////////
#if MOZILLA_SNAPSHOT > 9
/* void show (in nsIHelperAppLauncher aLauncher, in nsISupports aContext); */
NS_IMETHODIMP GContentHandler::Show(nsIHelperAppLauncher *aLauncher,
nsISupports *aContext,
PRBool aForced)
#else
NS_IMETHODIMP GContentHandler::Show(nsIHelperAppLauncher *aLauncher,
nsISupports *aContext)
#endif
{
nsresult rv;
EphyEmbedSingle *single;
gboolean handled = FALSE;
mContext = aContext;
mLauncher = aLauncher;
rv = Init ();
NS_ENSURE_SUCCESS (rv, rv);
single = EPHY_EMBED_SINGLE (ephy_embed_shell_get_embed_single (embed_shell));
g_signal_emit_by_name (single, "handle_content", mMimeType,
mUrl.get(), &handled);
if (!handled)
{
MIMEDoAction ();
}
else
{
mLauncher->Cancel ();
}
return NS_OK;
}
/* nsILocalFile promptForSaveToFile (in nsISupports aWindowContext, in wstring aDefaultFile, in wstring aSuggestedFileExtension); */
NS_IMETHODIMP GContentHandler::PromptForSaveToFile(
#if MOZILLA_SNAPSHOT > 10
nsIHelperAppLauncher *aLauncher,
#endif
nsISupports *aWindowContext,
const PRUnichar *aDefaultFile,
const PRUnichar *aSuggestedFileExtension,
nsILocalFile **_retval)
{
EphyFileChooser *dialog;
gint response;
char *filename;
if (mAction != CONTENT_ACTION_SAVEAS)
{
return BuildDownloadPath (NS_ConvertUCS2toUTF8 (aDefaultFile).get(),
_retval);
}
nsCOMPtr<nsIDOMWindow> parentDOMWindow = do_QueryInterface (aWindowContext);
GtkWidget *parentWindow = GTK_WIDGET (MozillaFindGtkParent (parentDOMWindow));
dialog = ephy_file_chooser_new (_("Save"), parentWindow,
GTK_FILE_CHOOSER_ACTION_SAVE,
CONF_STATE_SAVE_DIR);
gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (dialog),
NS_ConvertUCS2toUTF8 (aDefaultFile).get());
response = gtk_dialog_run (GTK_DIALOG (dialog));
if (response == EPHY_RESPONSE_SAVE)
{
filename = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog));
nsCOMPtr <nsILocalFile> destFile (do_CreateInstance(NS_LOCAL_FILE_CONTRACTID));
destFile->InitWithNativePath (nsDependentCString (filename));
g_free (filename);
NS_IF_ADDREF (*_retval = destFile);
gtk_widget_destroy (GTK_WIDGET (dialog));
return NS_OK;
}
else
{
gtk_widget_destroy (GTK_WIDGET (dialog));
return NS_ERROR_FAILURE;
}
}
#if MOZILLA_SNAPSHOT < 10
/* void showProgressDialog (in nsIHelperAppLauncher aLauncher, in nsISupports aContext); */
NS_METHOD GContentHandler::ShowProgressDialog(nsIHelperAppLauncher *aLauncher,
nsISupports *aContext)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
#endif
NS_METHOD GContentHandler::LaunchHelperApp (void)
{
nsresult rv;
nsCOMPtr<nsIExternalHelperAppService> helperService;
helperService = do_GetService (NS_EXTERNALHELPERAPPSERVICE_CONTRACTID);
NS_ENSURE_TRUE (helperService, NS_ERROR_FAILURE);
nsCOMPtr<nsPIExternalAppLauncher> appLauncher = do_QueryInterface (helperService);
NS_ENSURE_TRUE (appLauncher, NS_ERROR_FAILURE);
appLauncher->DeleteTemporaryFileOnExit(mTempFile);
GList *params = NULL;
char *param;
param = gnome_vfs_make_uri_canonical (mUrl.get());
params = g_list_append (params, param);
gnome_vfs_mime_application_launch (mHelperApp, params);
g_free (param);
g_list_free (params);
mLauncher->Cancel();
return NS_OK;
}
NS_METHOD GContentHandler::CheckAppSupportScheme (void)
{
GList *l;
mAppSupportScheme = PR_FALSE;
if (!mHelperApp) return NS_OK;
if (mHelperApp->expects_uris != GNOME_VFS_MIME_APPLICATION_ARGUMENT_TYPE_URIS)
return NS_OK;
for (l = mHelperApp->supported_uri_schemes; l != NULL; l = l->next)
{
char *uri_scheme = (char *)l->data;
if (mScheme.Equals (uri_scheme))
{
mAppSupportScheme = PR_TRUE;
}
}
return NS_OK;
}
NS_METHOD GContentHandler::Init (void)
{
nsresult rv;
NS_ENSURE_TRUE (mLauncher, NS_ERROR_FAILURE);
nsCOMPtr<nsIMIMEInfo> MIMEInfo;
mLauncher->GetMIMEInfo (getter_AddRefs(MIMEInfo));
NS_ENSURE_TRUE (MIMEInfo, NS_ERROR_FAILURE);
rv = MIMEInfo->GetMIMEType (&mMimeType);
#if MOZILLA_SNAPSHOT > 11
mLauncher->GetTargetFile (getter_AddRefs(mTempFile));
mLauncher->GetSource (getter_AddRefs(mUri));
NS_ENSURE_TRUE (mUri, NS_ERROR_FAILURE);
#else
PRInt64 TimeDownloadStarted;
rv = mLauncher->GetDownloadInfo (getter_AddRefs(mUri),
&TimeDownloadStarted,
getter_AddRefs(mTempFile));
#endif
rv = mUri->GetSpec (mUrl);
rv = mUri->GetScheme (mScheme);
return NS_OK;
}
NS_METHOD GContentHandler::MIMEConfirmAction ()
{
GtkWidget *dialog;
GtkWidget *hbox, *vbox, *label, *image;
char *text;
int response;
nsCOMPtr<nsIDOMWindow> parentDOMWindow = do_QueryInterface (mContext);
GtkWindow *parentWindow = GTK_WINDOW (MozillaFindGtkParent(parentDOMWindow));
dialog = gtk_dialog_new_with_buttons
("", parentWindow, GTK_DIALOG_NO_SEPARATOR,
_("_Save As..."), CONTENT_ACTION_SAVEAS,
GTK_STOCK_CANCEL, CONTENT_ACTION_NONE,
mAction == CONTENT_ACTION_OPEN ?
_("_Open") : _("_Download"), mAction,
NULL);
gtk_dialog_set_default_response (GTK_DIALOG (dialog), (guint)mAction);
gtk_window_set_resizable (GTK_WINDOW (dialog), FALSE);
gtk_container_set_border_width (GTK_CONTAINER (dialog), 5);
gtk_box_set_spacing (GTK_BOX (GTK_DIALOG (dialog)->vbox), 14);
hbox = gtk_hbox_new (FALSE, 6);
gtk_widget_show (hbox);
gtk_box_pack_start (GTK_BOX (GTK_DIALOG (dialog)->vbox), hbox,
TRUE, TRUE, 0);
if (mPermission != EPHY_MIME_PERMISSION_SAFE)
{
text = g_strdup_printf ("<span weight=\"bold\" size=\"larger\">%s</span>\n\n%s",
_("Download the unsafe file?"),
_("This type of file could potentially damage your documents "
"or invade your privacy. "
"It's not safe to open it directly. You "
"can save it instead."));
}
else if (mAction == CONTENT_ACTION_OPEN)
{
text = g_strdup_printf ("<span weight=\"bold\" size=\"larger\">%s</span>\n\n%s",
_("Open the file in another application?"),
_("It's not possible to view this file type directly "
"in the browser. You can open it with another "
"application or save it."));
}
else
{
text = g_strdup_printf ("<span weight=\"bold\" size=\"larger\">%s</span>\n\n%s",
_("Download the file?"),
_("It's not possible to view this file because there is no "
"application installed that can open it."
"You can save it instead."));
}
image = gtk_image_new_from_stock (GTK_STOCK_DIALOG_WARNING,
GTK_ICON_SIZE_DIALOG);
gtk_misc_set_alignment (GTK_MISC (image), 0.5, 0.0);
gtk_widget_show (image);
gtk_box_pack_start (GTK_BOX (hbox), image, TRUE, TRUE, 0);
vbox = gtk_vbox_new (FALSE, 6);
gtk_widget_show (vbox);
gtk_box_pack_start (GTK_BOX (hbox), vbox, TRUE, TRUE, 0);
label = gtk_label_new (NULL);
gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
gtk_label_set_line_wrap (GTK_LABEL (label), TRUE);
gtk_label_set_markup (GTK_LABEL (label), text);
g_free (text);
gtk_box_pack_start (GTK_BOX (vbox), label, TRUE, TRUE, 0);
gtk_widget_show (label);
mAction = (ContentAction) gtk_dialog_run (GTK_DIALOG (dialog));
gtk_widget_destroy (dialog);
return NS_OK;
}
NS_METHOD GContentHandler::MIMEDoAction (void)
{
nsresult rv;
gboolean auto_downloads;
if (eel_gconf_get_boolean (CONF_LOCKDOWN_DISABLE_SAVE_TO_DISK)) return NS_OK;
auto_downloads = eel_gconf_get_boolean (CONF_AUTO_DOWNLOADS);
mHelperApp = gnome_vfs_mime_get_default_application (mMimeType);
CheckAppSupportScheme ();
mPermission = ephy_embed_shell_check_mime (embed_shell, mMimeType);
mAction = CONTENT_ACTION_OPEN;
if (mPermission != EPHY_MIME_PERMISSION_SAFE)
{
mAction = CONTENT_ACTION_DOWNLOAD;
}
if (!auto_downloads)
{
MIMEConfirmAction ();
}
nsCOMPtr<nsIMIMEInfo> mimeInfo;
mLauncher->GetMIMEInfo(getter_AddRefs(mimeInfo));
NS_ENSURE_TRUE (mimeInfo, NS_ERROR_FAILURE);
if (mAction == CONTENT_ACTION_OPEN)
{
/* HACK we use the application description to ask
MozDownload to open the file when download
is finished */
mimeInfo->SetApplicationDescription
(NS_LITERAL_STRING ("gnome-default").get());
}
else
{
mimeInfo->SetApplicationDescription (nsnull);
}
if (mAction == CONTENT_ACTION_OPEN && mAppSupportScheme)
{
LaunchHelperApp ();
}
else if (mAction != CONTENT_ACTION_NONE)
{
mLauncher->SaveToDisk (nsnull,PR_FALSE);
}
return NS_OK;
}
