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-rw-r--r--src/icons/iconmanager.cpp280
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diff --git a/src/icons/iconmanager.cpp b/src/icons/iconmanager.cpp
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+/* ============================================================
+*
+* This file is a part of the rekonq project
+*
+* Copyright (C) 2010-2012 by Andrea Diamantini <adjam7 at gmail dot com>
+*
+*
+* 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) version 3 or any later version
+* accepted by the membership of KDE e.V. (or its successor approved
+* by the membership of KDE e.V.), which shall act as a proxy
+* defined in Section 14 of version 3 of the license.
+*
+* 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, see <http://www.gnu.org/licenses/>.
+*
+* ============================================================ */
+
+
+// Self Includes
+#include "iconmanager.h"
+#include "iconmanager.moc"
+
+// Local Includes
+#include "application.h"
+#include "icondownloader.h"
+#include "webicon.h"
+
+// KDE Includes
+#include <KIO/Job>
+
+#include <KIcon>
+#include <KStandardDirs>
+#include <KUrl>
+
+// Qt Includes
+#include <QDir>
+
+#include <QWebElement>
+#include <QWebFrame>
+#include <QWebSettings>
+
+
+QWeakPointer<IconManager> IconManager::s_iconManager;
+
+
+IconManager *IconManager::self()
+{
+ if (s_iconManager.isNull())
+ {
+ s_iconManager = new IconManager(qApp);
+ }
+ return s_iconManager.data();
+}
+
+
+// ----------------------------------------------------------------------------------------------
+
+
+IconManager::IconManager(QObject *parent)
+ : QObject(parent)
+{
+ _faviconsDir = KStandardDirs::locateLocal("cache" , "favicons/" , true);
+}
+
+
+KIcon IconManager::iconForUrl(const KUrl &url)
+{
+ // first things first.. avoid infinite loop at startup
+ if (url.isEmpty() || rApp->tabWindowList().isEmpty())
+ return KIcon("text-html");
+
+ QByteArray encodedUrl = url.toEncoded();
+ // rekonq icons..
+ if (encodedUrl == QByteArray("about:home"))
+ return KIcon("go-home");
+ if (encodedUrl == QByteArray("about:closedTabs"))
+ return KIcon("tab-close");
+ if (encodedUrl == QByteArray("about:history"))
+ return KIcon("view-history");
+ if (encodedUrl == QByteArray("about:bookmarks"))
+ return KIcon("bookmarks");
+ if (encodedUrl == QByteArray("about:favorites"))
+ return KIcon("emblem-favorite");
+ if (encodedUrl == QByteArray("about:downloads"))
+ return KIcon("download");
+ if (encodedUrl == QByteArray("about:tabs"))
+ return KIcon("tab-duplicate");
+
+ // TODO: return other mimetype icons
+ if (url.isLocalFile())
+ {
+ return KIcon("folder");
+ }
+
+ QString i = favIconForUrl(url);
+ if (!i.isEmpty())
+ {
+ return KIcon(QIcon(_faviconsDir + i));
+ }
+
+ // Not found icon. Return default one.
+ return KIcon("text-html");
+}
+
+
+void IconManager::provideIcon(QWebFrame *mFrame, const KUrl &url, bool notify)
+{
+ // provide icons just for http/https sites
+ if (!url.scheme().startsWith(QL1S("http")))
+ {
+ if (notify)
+ emit iconChanged();
+ return;
+ }
+
+ // do not load new icons in private browsing..
+ if (QWebSettings::globalSettings()->testAttribute(QWebSettings::PrivateBrowsingEnabled))
+ {
+ if (notify)
+ emit iconChanged();
+ return;
+ }
+
+ // check if icon exists
+ if (!favIconForUrl(url).isEmpty())
+ {
+ if (notify)
+ emit iconChanged();
+ return;
+ }
+
+ // the simplest way..
+ const QString rootUrlString = url.scheme() + QL1S("://") + url.host();
+
+ // find favicon url
+ KUrl faviconUrl(rootUrlString + QL1S("/favicon.ico"));
+
+
+ QWebElement root = mFrame->documentElement();
+ QWebElement e = root.findFirst(QL1S("link[rel~=\"icon\"]"));
+ QString relUrlString = e.attribute(QL1S("href"));
+ if (relUrlString.isEmpty())
+ {
+ e = root.findFirst(QL1S("link[rel~=\"shortcut icon\"]"));
+ relUrlString = e.attribute(QL1S("href"));
+ }
+
+ if (!relUrlString.isEmpty())
+ {
+ faviconUrl = relUrlString.startsWith(QL1S("http"))
+ ? KUrl(relUrlString)
+ : KUrl(rootUrlString + QL1C('/') + relUrlString);
+ }
+
+ // dest url
+ KUrl destUrl(_faviconsDir + url.host());
+
+ IconDownloader *id = new IconDownloader(faviconUrl, destUrl, this);
+ if (notify)
+ connect(id, SIGNAL(iconReady()), this, SIGNAL(iconChanged()));
+}
+
+
+void IconManager::downloadIconFromUrl(const KUrl &url)
+{
+ new WebIcon(url, this);
+}
+
+
+void IconManager::clearIconCache()
+{
+ QDir d(_faviconsDir);
+ QStringList favicons = d.entryList();
+ Q_FOREACH(const QString & fav, favicons)
+ {
+ d.remove(fav);
+ }
+}
+
+
+void IconManager::saveDesktopIconForUrl(const KUrl &u)
+{
+ KIcon icon = iconForUrl(u);
+ QString destPath = _faviconsDir + u.host() + QL1S("_WEBAPPICON.png");
+
+ QPixmap pix = icon.pixmap(16, 16);
+ int s = KIconLoader::global()->currentSize(KIconLoader::Desktop);
+ pix = pix.scaled(s, s);
+
+ pix.save(destPath);
+}
+
+
+// NOTE: this function is builded "around" the iconForurl one. It basically returns the same things
+// with an important difference: this one returns paths while the other one returns KIcons
+QString IconManager::iconPathForUrl(const KUrl &url)
+{
+ // first things first.. avoid infinite loop at startup
+ if (url.isEmpty() || rApp->tabWindowList().isEmpty())
+ {
+ QString icon = QL1S("file://") + KGlobal::dirs()->findResource("icon", "oxygen/16x16/mimetypes/text-html.png");
+ return icon;
+ }
+
+ QByteArray encodedUrl = url.toEncoded();
+ // rekonq icons..
+ if (encodedUrl == QByteArray("about:home"))
+ {
+ QString icon = QL1S("file://") + KGlobal::dirs()->findResource("icon", "oxygen/16x16/actions/go-home.png");
+ return icon;
+ }
+ if (encodedUrl == QByteArray("about:closedTabs"))
+ {
+ QString icon = QL1S("file://") + KGlobal::dirs()->findResource("icon", "oxygen/16x16/actions/tab-close.png");
+ return icon;
+ }
+ if (encodedUrl == QByteArray("about:history"))
+ {
+ QString icon = QL1S("file://") + KGlobal::dirs()->findResource("icon", "oxygen/16x16/actions/view-history.png");
+ return icon;
+ }
+ if (encodedUrl == QByteArray("about:bookmarks"))
+ {
+ QString icon = QL1S("file://") + KGlobal::dirs()->findResource("icon", "oxygen/16x16/places/bookmarks.png");
+ return icon;
+ }
+ if (encodedUrl == QByteArray("about:favorites"))
+ {
+ QString icon = QL1S("file://") + KGlobal::dirs()->findResource("icon", "oxygen/16x16/emblems/emblem-favorite.png");
+ return icon;
+ }
+ if (encodedUrl == QByteArray("about:downloads"))
+ {
+ QString icon = QL1S("file://") + KGlobal::dirs()->findResource("icon", "oxygen/16x16/actions/download.png");
+ return icon;
+ }
+ if (encodedUrl == QByteArray("about:tabs"))
+ {
+ QString icon = QL1S("file://") + KGlobal::dirs()->findResource("icon", "oxygen/16x16/actions/tab-duplicate.png");
+ return icon;
+ }
+
+ // TODO: return other mimetype icons
+ if (url.isLocalFile())
+ {
+ QString icon = QL1S("file://") + KGlobal::dirs()->findResource("icon", "oxygen/16x16/places/folder.png");
+ return icon;
+ }
+
+ QString i = favIconForUrl(url);
+ if (!i.isEmpty())
+ {
+ return QL1S("file://") + _faviconsDir + i;
+ }
+
+ // Not found icon. Return default one.
+ QString icon = QL1S("file://") + KGlobal::dirs()->findResource("icon", "oxygen/16x16/mimetypes/text-html.png");
+ return icon;
+}
+
+
+QString IconManager::favIconForUrl(const KUrl &url)
+{
+ if (url.isLocalFile()
+ || !url.protocol().startsWith(QL1S("http")))
+ return QString();
+
+ if (QFile::exists(_faviconsDir + url.host() + QL1S(".png")))
+ return url.host() + QL1S(".png");
+ else
+ return QString();
+}
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