/*
* Copyright (C) 2000, 2001, 2002 Marco Pesenti Gritti
*
* 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 "mozilla-embed-persist.h"
#include "mozilla-embed.h"
#include "ephy-embed-shell.h"
#include "EphyBrowser.h"
#include "EphyHeaderSniffer.h"
#include "MozDownload.h"
#include <stddef.h>
#include <nsIWebBrowserPersist.h>
#include <nsString.h>
#include <nsCWebBrowserPersist.h>
#include <nsNetUtil.h>
#include <nsIHistoryEntry.h>
#include <nsISHEntry.h>
#include <nsIDocumentEncoder.h>
static void
mozilla_embed_persist_class_init (MozillaEmbedPersistClass *klass);
static void
mozilla_embed_persist_init (MozillaEmbedPersist *ges);
static void
mozilla_embed_persist_finalize (GObject *object);
#define MOZILLA_EMBED_PERSIST_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE ((object), MOZILLA_TYPE_EMBED_PERSIST, MozillaEmbedPersistPrivate))
struct MozillaEmbedPersistPrivate
{
nsCOMPtr<nsIWebBrowserPersist> mPersist;
};
static GObjectClass *parent_class = NULL;
GType
mozilla_embed_persist_get_type (void)
{
static GType mozilla_embed_persist_type = 0;
if (mozilla_embed_persist_type == 0)
{
static const GTypeInfo our_info =
{
sizeof (MozillaEmbedPersistClass),
NULL, /* base_init */
NULL, /* base_finalize */
(GClassInitFunc) mozilla_embed_persist_class_init,
NULL, /* class_finalize */
NULL, /* class_data */
sizeof (MozillaEmbedPersist),
0, /* n_preallocs */
(GInstanceInitFunc) mozilla_embed_persist_init
};
mozilla_embed_persist_type =
g_type_register_static (EPHY_TYPE_EMBED_PERSIST,
"MozillaEmbedPersist",
&our_info, (GTypeFlags)0);
}
return mozilla_embed_persist_type;
}
static void
mozilla_embed_persist_init (MozillaEmbedPersist *persist)
{
persist->priv = MOZILLA_EMBED_PERSIST_GET_PRIVATE (persist);
persist->priv->mPersist = do_CreateInstance (NS_WEBBROWSERPERSIST_CONTRACTID);
}
static void
mozilla_embed_persist_finalize (GObject *object)
{
MozillaEmbedPersist *persist = MOZILLA_EMBED_PERSIST (object);
persist->priv->mPersist = nsnull;
G_OBJECT_CLASS (parent_class)->finalize (object);
}
void
mozilla_embed_persist_completed (MozillaEmbedPersist *persist)
{
g_signal_emit_by_name (persist, "completed");
g_object_unref (persist);
}
void
mozilla_embed_persist_cancelled (MozillaEmbedPersist *persist)
{
g_object_unref (persist);
}
static void
impl_cancel (EphyEmbedPersist *persist)
{
nsCOMPtr<nsIWebBrowserPersist> bpersist =
MOZILLA_EMBED_PERSIST (persist)->priv->mPersist;
if (bpersist)
{
bpersist->CancelSave ();
}
g_object_unref (persist);
}
static gboolean
impl_save (EphyEmbedPersist *persist)
{
nsresult rv;
char *filename;
char *uri;
int max_size;
EphyEmbed *embed;
EmbedPersistFlags flags;
PRUint32 persistFlags = 0;
/* FIXME implement max size */
g_object_ref (persist);
g_object_get (persist,
"source", &uri,
"dest", &filename,
"flags", &flags,
"embed", &embed,
"max_size", &max_size,
NULL);
g_return_val_if_fail (!(flags & EMBED_PERSIST_COPY_PAGE)
|| embed != NULL, FALSE);
EphyBrowser *browser = NULL;
if (embed)
{
browser = (EphyBrowser *) _mozilla_embed_get_ephy_browser (MOZILLA_EMBED(embed));
NS_ENSURE_TRUE (browser, FALSE);
}
/* we must have one of uri or browser */
g_assert (browser != NULL || uri != NULL);
/* Get a temp filename to save to */
nsCOMPtr<nsIProperties> dirService(do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID));
NS_ENSURE_TRUE (dirService, FALSE);
nsCOMPtr<nsIFile> tmpFile;
dirService->Get("TmpD", NS_GET_IID(nsIFile), getter_AddRefs(tmpFile));
if (!tmpFile) return FALSE;
/* FIXME: make this filename non-guessable */
static short unsigned int tmpRandom = 0;
nsAutoString tmpNo;
tmpNo.AppendInt(tmpRandom++);
nsAutoString saveFile(NS_LITERAL_STRING("-sav"));
saveFile += tmpNo;
saveFile += NS_LITERAL_STRING("tmp");
tmpFile->Append(saveFile);
/* Get the uri to save to */
nsCOMPtr<nsIURI> inURI;
nsCAutoString sURI;
if (uri)
{
sURI.Assign (uri);
}
else
{
rv = browser->GetDocumentUrl (sURI);
NS_ENSURE_SUCCESS (rv, FALSE);
}
NS_NewURI(getter_AddRefs(inURI), sURI);
if (!inURI) return FALSE;
/* Get post data */
nsCOMPtr<nsIInputStream> postData;
if (browser)
{
PRInt32 sindex;
nsCOMPtr<nsIWebNavigation> webNav(do_QueryInterface(browser->mWebBrowser));
nsCOMPtr<nsISHistory> sessionHistory;
webNav->GetSessionHistory(getter_AddRefs(sessionHistory));
nsCOMPtr<nsIHistoryEntry> entry;
sessionHistory->GetIndex(&sindex);
sessionHistory->GetEntryAtIndex(sindex, PR_FALSE, getter_AddRefs(entry));
nsCOMPtr<nsISHEntry> shEntry(do_QueryInterface(entry));
if (shEntry)
{
shEntry->GetPostData(getter_AddRefs(postData));
}
}
/* Get the DOM document if a uri is not specified */
nsCOMPtr<nsIDOMDocument> DOMDocument;
if (!uri)
{
if (flags & EMBED_PERSIST_MAINDOC)
{
browser->GetDocument (getter_AddRefs(DOMDocument));
}
else
{
browser->GetTargetDocument (getter_AddRefs(DOMDocument));
}
NS_ENSURE_TRUE (DOMDocument, FALSE);
}
/* Get the current page descriptor */
nsCOMPtr<nsISupports> pageDescriptor;
if (flags & EMBED_PERSIST_COPY_PAGE)
{
browser->GetPageDescriptor(getter_AddRefs(pageDescriptor));
NS_ENSURE_TRUE (pageDescriptor, FALSE);
}
if (filename == NULL)
{
/* Create an header sniffer and do the save */
nsCOMPtr<nsIWebBrowserPersist> webPersist =
MOZILLA_EMBED_PERSIST (persist)->priv->mPersist;
NS_ENSURE_TRUE (webPersist, FALSE);
EphyHeaderSniffer* sniffer = new EphyHeaderSniffer
(webPersist, MOZILLA_EMBED_PERSIST (persist),
tmpFile, inURI, DOMDocument, postData);
if (!sniffer) return FALSE;
webPersist->SetProgressListener(sniffer);
rv = webPersist->SaveURI(inURI, nsnull, nsnull, nsnull, nsnull, tmpFile);
if (NS_FAILED (rv)) return FALSE;
}
else
{
/* Filename to save to */
nsCOMPtr<nsILocalFile> destFile;
NS_NewNativeLocalFile (nsDependentCString(filename),
PR_TRUE, getter_AddRefs(destFile));
NS_ENSURE_TRUE (destFile, FALSE);
rv = InitiateMozillaDownload (DOMDocument, inURI, destFile,
nsnull, inURI, MOZILLA_EMBED_PERSIST (persist),
postData, pageDescriptor);
if (NS_FAILED (rv)) return FALSE;
}
return TRUE;
}
static char *
impl_to_string (EphyEmbedPersist *persist)
{
EphyEmbed *embed;
nsCOMPtr<nsIDOMDocument> DOMDocument;
EmbedPersistFlags flags;
EphyBrowser *browser;
nsresult rv = NS_OK;
g_object_ref (persist);
g_object_get (persist,
"flags", &flags,
"embed", &embed,
NULL);
g_object_unref (persist);
g_assert (embed != NULL);
browser = (EphyBrowser *) _mozilla_embed_get_ephy_browser (MOZILLA_EMBED(embed));
g_assert (browser != NULL);
if (flags & EMBED_PERSIST_MAINDOC)
{
rv = browser->GetDocument (getter_AddRefs(DOMDocument));
}
else
{
rv = browser->GetTargetDocument (getter_AddRefs(DOMDocument));
}
if (NS_FAILED(rv) || !DOMDocument) return NULL;
nsCOMPtr<nsIDocument> doc = do_QueryInterface(DOMDocument);
if(!doc) return NULL;
nsCOMPtr<nsIDocumentEncoder> encoder = do_CreateInstance(NS_DOC_ENCODER_CONTRACTID_BASE "text/html");
NS_ENSURE_SUCCESS(rv, NULL);
rv = encoder->Init(doc, NS_LITERAL_STRING("text/html"), nsIDocumentEncoder::OutputAbsoluteLinks);
NS_ENSURE_SUCCESS(rv, NULL);
nsAutoString aOutputString;
encoder->EncodeToString(aOutputString);
return g_strdup (NS_ConvertUCS2toUTF8(aOutputString).get());
}
static GObject *
mozilla_embed_persist_constructor (GType type, guint n_construct_properties,
GObjectConstructParam *construct_params)
{
/* we depend on single because of mozilla initialization */
ephy_embed_shell_get_embed_single (embed_shell);
return parent_class->constructor (type, n_construct_properties,
construct_params);
}
static void
mozilla_embed_persist_class_init (MozillaEmbedPersistClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
EphyEmbedPersistClass *persist_class = EPHY_EMBED_PERSIST_CLASS (klass);
parent_class = (GObjectClass *) g_type_class_peek_parent (klass);
object_class->finalize = mozilla_embed_persist_finalize;
object_class->constructor = mozilla_embed_persist_constructor;
persist_class->save = impl_save;
persist_class->cancel = impl_cancel;
persist_class->to_string = impl_to_string;
g_type_class_add_private (object_class, sizeof(MozillaEmbedPersistPrivate));
}
