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/*
This file is part of Choqok, the KDE micro-blogging client
Copyright (C) 2008-2012 Mehrdad Momeny <mehrdad.momeny@gmail.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/
*/
#include "imagepreview.h"
#include <KGenericFactory>
#include <choqokuiglobal.h>
#include "postwidget.h"
#include <mediamanager.h>
#include <textbrowser.h>
K_PLUGIN_FACTORY( MyPluginFactory, registerPlugin < ImagePreview > (); )
K_EXPORT_PLUGIN( MyPluginFactory( "choqok_imagepreview" ) )
const QRegExp ImagePreview::mTwitpicRegExp("(http://twitpic.com/[^\\s<>\"]+[^!,\\.\\s<>'\"\\]])");
const QRegExp ImagePreview::mYFrogRegExp("(http://yfrog.[^\\s<>\"]+[^!,\\.\\s<>'\\\"\\]])");
const QRegExp ImagePreview::mTweetphotoRegExp("(http://tweetphoto.com/[^\\s<>\"]+[^!,\\.\\s<>'\"\\]])");
const QRegExp ImagePreview::mPlixiRegExp("(http://plixi.com/[^\\s<>\"]+[^!,\\.\\s<>'\"\\]])");
const QRegExp ImagePreview::mImgLyRegExp("(http://img.ly/[^\\s<>\"]+[^!,\\.\\s<>'\"\\]])");
const QRegExp ImagePreview::mTwitgooRegExp("(http://(([a-zA-Z0-9]+\\.)?)twitgoo.com/[^\\s<>\"]+[^!,\\.\\s<>'\"\\]])");
ImagePreview::ImagePreview(QObject* parent, const QList< QVariant >& )
:Choqok::Plugin(MyPluginFactory::componentData(), parent), state(Stopped)
{
kDebug();
connect( Choqok::UI::Global::SessionManager::self(),
SIGNAL(newPostWidgetAdded(Choqok::UI::PostWidget*,Choqok::Account*,QString)),
this,
SLOT(slotAddNewPostWidget(Choqok::UI::PostWidget*)) );
}
ImagePreview::~ImagePreview()
{
}
void ImagePreview::slotAddNewPostWidget(Choqok::UI::PostWidget* newWidget)
{
postsQueue.enqueue(newWidget);
if(state == Stopped){
state = Running;
QTimer::singleShot(1000, this, SLOT(startParsing()));
}
}
void ImagePreview::startParsing()
{
// kDebug();
int i = 8;
while( !postsQueue.isEmpty() && i>0 ){
parse(postsQueue.dequeue());
--i;
}
if(postsQueue.isEmpty())
state = Stopped;
else
QTimer::singleShot(500, this, SLOT(startParsing()));
}
void ImagePreview::parse(Choqok::UI::PostWidget* postToParse)
{
if(!postToParse)
return;
// kDebug();
int pos = 0;
QStringList twitpicRedirectList;
QStringList yfrogRedirectList;
QStringList TweetphotoRedirectList;
QStringList PlixiRedirectList;
QStringList ImgLyRedirectList;
QStringList TwitgooRedirectList;
QString content = postToParse->currentPost().content;
//Twitpic: http://www.twitpic.com/api.do
while ((pos = mTwitpicRegExp.indexIn(content, pos)) != -1) {
pos += mTwitpicRegExp.matchedLength();
twitpicRedirectList << mTwitpicRegExp.cap(0);
kDebug()<<mTwitpicRegExp.capturedTexts();
}
foreach(const QString &url, twitpicRedirectList) {
QString twitpicUrl = QString( "http://twitpic.com/show/mini%1" ).arg(QString(url).remove("http://twitpic.com"));
connect( Choqok::MediaManager::self(),
SIGNAL(imageFetched(QString,QPixmap)),
SLOT(slotImageFetched(QString,QPixmap)) );
mParsingList.insert(twitpicUrl, postToParse);
mBaseUrlMap.insert(twitpicUrl, url);
Choqok::MediaManager::self()->fetchImage(twitpicUrl, Choqok::MediaManager::Async);
}
//YFrog: http://code.google.com/p/imageshackapi/wiki/YFROGurls
// http://code.google.com/p/imageshackapi/wiki/YFROGthumbnails
pos = 0;
while ((pos = mYFrogRegExp.indexIn(content, pos)) != -1) {
pos += mYFrogRegExp.matchedLength();
yfrogRedirectList << mYFrogRegExp.cap(0);
kDebug()<<mYFrogRegExp.capturedTexts();
}
foreach(const QString &url, yfrogRedirectList){
// if( url.endsWith('j') || url.endsWith('p') || url.endsWith('g') ) //To check if it's Image or not!
connect( Choqok::MediaManager::self(),
SIGNAL(imageFetched(QString,QPixmap)),
SLOT(slotImageFetched(QString,QPixmap)) );
QString yfrogThumbnailUrl = url + ".th.jpg";
kDebug()<<"YFrog Thumbnail Url: "<<yfrogThumbnailUrl;
mParsingList.insert(yfrogThumbnailUrl, postToParse);
mBaseUrlMap.insert(yfrogThumbnailUrl, url);
Choqok::MediaManager::self()->fetchImage(yfrogThumbnailUrl, Choqok::MediaManager::Async);
}
//Tweetphoto; http://groups.google.com/group/tweetphoto/web/fetch-image-from-tweetphoto-url
pos = 0;
while ((pos = mTweetphotoRegExp.indexIn(content, pos)) != -1) {
pos += mTweetphotoRegExp.matchedLength();
TweetphotoRedirectList << mTweetphotoRegExp.cap(0);
kDebug()<<mTweetphotoRegExp.capturedTexts();
}
foreach(const QString &url, TweetphotoRedirectList){
connect( Choqok::MediaManager::self(),
SIGNAL(imageFetched(QString,QPixmap)),
SLOT(slotImageFetched(QString,QPixmap)) );
QString TweetphotoUrl = "http://TweetPhotoAPI.com/api/TPAPI.svc/imagefromurl?size=thumbnail&url="+ url;
mParsingList.insert(TweetphotoUrl, postToParse);
mBaseUrlMap.insert(TweetphotoUrl, url);
Choqok::MediaManager::self()->fetchImage(TweetphotoUrl, Choqok::MediaManager::Async);
}
//Plixy; http://groups.google.com/group/plixi/web/fetch-photos-from-url
pos = 0;
while ((pos = mPlixiRegExp.indexIn(content, pos)) != -1) {
pos += mPlixiRegExp.matchedLength();
PlixiRedirectList << mPlixiRegExp.cap(0);
kDebug()<<mPlixiRegExp.capturedTexts();
}
foreach(const QString &url, PlixiRedirectList){
connect( Choqok::MediaManager::self(),
SIGNAL(imageFetched(QString,QPixmap)),
SLOT(slotImageFetched(QString,QPixmap)) );
QString PlixiUrl = "http://api.plixi.com/api/tpapi.svc/json/imagefromurl?size=thumbnail&url="+ url;
mParsingList.insert(PlixiUrl, postToParse);
mBaseUrlMap.insert(PlixiUrl, url);
Choqok::MediaManager::self()->fetchImage(PlixiUrl, Choqok::MediaManager::Async);
}
//Img.ly; http://img.ly/api/docs
pos = 0;
while ((pos = mImgLyRegExp.indexIn(content, pos)) != -1) {
pos += mImgLyRegExp.matchedLength();
ImgLyRedirectList << mImgLyRegExp.cap(0);
kDebug()<<mImgLyRegExp.capturedTexts();
}
foreach(const QString &url, ImgLyRedirectList){
connect( Choqok::MediaManager::self(),
SIGNAL(imageFetched(QString,QPixmap)),
SLOT(slotImageFetched(QString,QPixmap)) );
QString ImgLyUrl = QString( "http://img.ly/show/thumb%1" ).arg(QString(url).remove("http://img.ly"));
mParsingList.insert(ImgLyUrl, postToParse);
mBaseUrlMap.insert(ImgLyUrl, url);
Choqok::MediaManager::self()->fetchImage(ImgLyUrl, Choqok::MediaManager::Async);
}
//Twitgoo; http://twitgoo.com/docs/TwitgooHelp.htm
pos = 0;
while ((pos = mTwitgooRegExp.indexIn(content, pos)) != -1) {
pos += mTwitgooRegExp.matchedLength();
TwitgooRedirectList << mTwitgooRegExp.cap(0);
kDebug()<<mTwitgooRegExp.capturedTexts();
}
foreach(const QString &url, TwitgooRedirectList){
connect( Choqok::MediaManager::self(),
SIGNAL(imageFetched(QString,QPixmap)),
SLOT(slotImageFetched(QString,QPixmap)) );
QString TwitgooUrl = url + "/thumb";
mParsingList.insert(TwitgooUrl, postToParse);
mBaseUrlMap.insert(TwitgooUrl, url);
Choqok::MediaManager::self()->fetchImage(TwitgooUrl, Choqok::MediaManager::Async);
}
}
void ImagePreview::slotImageFetched(const QString& remoteUrl, const QPixmap& pixmap)
{
// kDebug();
Choqok::UI::PostWidget *postToParse = mParsingList.take(remoteUrl);
QString baseUrl = mBaseUrlMap.take(remoteUrl);
if(!postToParse)
return;
QString content = postToParse->content();
KUrl imgU(remoteUrl);
imgU.setScheme("img");
QString imgUrl = imgU.prettyUrl();
// imgUrl.replace("http://","img://");
QString size;
QPixmap pix = pixmap;
if(pixmap.width() > 200) {
pix = pixmap.scaledToWidth(200);
} else if(pixmap.height() > 200) {
pix = pixmap.scaledToHeight(200);
}
postToParse->mainWidget()->document()->addResource(QTextDocument::ImageResource, imgUrl, pix);
content.replace(QRegExp('>'+baseUrl+'<'), "><img align='left' src='"+imgUrl+"' /><");
postToParse->setContent(content);
}
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