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/*
This file is part of Blogilo, A KDE Blogging Client
Copyright (C) 2008-2010 Mehrdad Momeny <mehrdad.momeny@gmail.com>
Copyright (C) 2008-2010 Golnaz Nilieh <g382nilieh@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 "backend.h"
#include "bilboblog.h"
#include "bilbopost.h"
#include "bilbomedia.h"
#include "dbman.h"
#include <kurl.h>
#include <kblog/blogger1.h>
#include <kblog/gdata.h>
#include <kblog/metaweblog.h>
#include <kblog/movabletype.h>
#include <kblog/wordpressbuggy.h>
#include <kblog/blogmedia.h>
#include <kdebug.h>
#include <KDE/KLocale>
// #include <QMimeData>
#include <kio/netaccess.h>
#include <kio/job.h>
#include <settings.h>
const QRegExp splitRX("((<hr/?>)?<!--split-->)");
class Backend::Private
{
public:
Private()
:categoryListNotSet(false)
{}
KBlog::Blog *kBlog;
BilboBlog *bBlog;
// quint16 mChecksum;
// QString mediaLocalUrl;
QList<Category> mCreatePostCategories;
QMap<QString, KBlog::BlogPost *> mSetPostCategoriesMap;
QMap<KBlog::BlogPost *, BilboPost::Status> mSubmitPostStatusMap;
QMap<KBlog::BlogMedia *, BilboMedia *> mPublishMediaMap;
bool categoryListNotSet;
};
Backend::Backend( int blog_id, QObject* parent )
: QObject( parent ), d(new Private)
{
kDebug() << "with blog id: " << blog_id;
d->bBlog = DBMan::self()->blog( blog_id );
d->kBlog = d->bBlog->blogBackend();
connect( d->kBlog, SIGNAL( error( KBlog::Blog::ErrorType, const QString& ) ),
this, SLOT( error( KBlog::Blog::ErrorType, const QString& ) ) );
connect( d->kBlog, SIGNAL( errorPost( KBlog::Blog::ErrorType, const QString &, KBlog::BlogPost* ) ),
this, SLOT( error( KBlog::Blog::ErrorType, const QString& ) ) );
connect( d->kBlog, SIGNAL( errorComment( KBlog::Blog::ErrorType, const QString &, KBlog::BlogPost*,
KBlog::BlogComment* ) ),
this, SLOT( error( KBlog::Blog::ErrorType, const QString& ) ) );
connect( d->kBlog, SIGNAL( errorMedia( KBlog::Blog::ErrorType, const QString &, KBlog::BlogMedia* ) ),
this, SLOT( error( KBlog::Blog::ErrorType, const QString& ) ) );
}
Backend::~Backend()
{
kDebug();
delete d;
}
void Backend::getCategoryListFromServer()
{
kDebug() << "Blog Id: " << d->bBlog->id();
if ( d->bBlog->api() == BilboBlog::METAWEBLOG_API || d->bBlog->api() == BilboBlog::MOVABLETYPE_API ||
d->bBlog->api() == BilboBlog::WORDPRESSBUGGY_API ) {
KBlog::MetaWeblog *tmp = dynamic_cast<KBlog::MetaWeblog*>( d->kBlog );
connect( tmp, SIGNAL( listedCategories( const QList< QMap< QString, QString > > & ) ),
this, SLOT( categoriesListed( const QList< QMap< QString, QString > > & ) ) );
tmp->listCategories();
} else {
char err[] = "Blog API doesn't support getting Category list.";
kDebug() << err;
error( KBlog::Blog::NotSupported, i18n( err ) );
}
}
void Backend::categoriesListed( const QList< QMap < QString , QString > > & categories )
{
kDebug() << "Blog Id: " << d->bBlog->id();
DBMan::self()->clearCategories( d->bBlog->id() );
for ( int i = 0; i < categories.count(); ++i ) {
QString name, description, htmlUrl, rssUrl, categoryId, parentId;
const QMap<QString, QString> &category = categories.at( i );
name = category.value( "name", QString() );
description = category.value( "description", QString() );
htmlUrl = category.value( "htmlUrl", QString() );
rssUrl = category.value( "rssUrl", QString() );
categoryId = category.value( "categoryId", QString() );
parentId = category.value( "parentId", QString() );
if(categoryId.isEmpty()) {
categoryId = QString::number(i);
}
DBMan::self()->addCategory( name, description, htmlUrl, rssUrl, categoryId, parentId, d->bBlog->id() );
}
kDebug() << "Emitting sigCategoryListFetched...";
Q_EMIT sigCategoryListFetched( d->bBlog->id() );
}
void Backend::getEntriesListFromServer( int count )
{
kDebug() << "Blog Id: " << d->bBlog->id();
connect( d->kBlog, SIGNAL( listedRecentPosts( const QList<KBlog::BlogPost> & ) ),
this, SLOT( entriesListed( const QList<KBlog::BlogPost >& ) ) );
d->kBlog->listRecentPosts( count );
}
void Backend::entriesListed( const QList< KBlog::BlogPost > & posts )
{
kDebug() << "Blog Id: " << d->bBlog->id();
// DBMan::self()->clearPosts( d->bBlog->id() );
for ( int i = 0; i < posts.count(); i++ ) {
BilboPost tempPost( posts[i] );
if(Settings::changeNToBreak()) {
tempPost.setContent( tempPost.content().replace( '\n', "<br/>" ) );
tempPost.setAdditionalContent( tempPost.additionalContent().replace( '\n', "<br/>" ) );
}
DBMan::self()->addPost( tempPost, d->bBlog->id() );
}
kDebug() << "Emitting sigEntriesListFetched ...";
Q_EMIT sigEntriesListFetched( d->bBlog->id() );
}
void Backend::publishPost( BilboPost* post )
{
kDebug() << "Blog Id: " << d->bBlog->id();
// BilboPost tmpPost = post;
if( Settings::addPoweredBy() ) {
QString poweredStr = "<p>=-=-=-=-=<br/>"
"<i>Powered by <b><a href='http://blogilo.gnufolks.org/'>Blogilo</a></b></i></p>";
post->setContent(post->content() + poweredStr);
}
preparePost( post );
connect( d->kBlog, SIGNAL( createdPost( KBlog::BlogPost * ) ),
this, SLOT( postPublished( KBlog::BlogPost * ) ) );
d->kBlog->createPost( post );
}
void Backend::postPublished( KBlog::BlogPost *post )
{
kDebug() << "Blog Id: " << d->bBlog->id();
if ( post->status() == KBlog::BlogPost::Error ) {
kDebug() << "Publishing/Modifying Failed";
const QString tmp( i18n( "Publishing/Modifying post failed: %1", post->error() ) );
kDebug() << "Emitting sigError...";
Q_EMIT sigError( tmp );
return;
}
kDebug()<<"isPrivate: "<<post->isPrivate();
if(post->isPrivate() && d->bBlog->api() == BilboBlog::GDATA_API){
//GData do not support fetching drafts!
savePostInDbAndEmitResult(post);
return;
}
d->mSubmitPostStatusMap[ post ] = post->status();
connect( d->kBlog, SIGNAL( fetchedPost(KBlog::BlogPost*)),
this, SLOT( savePostInDbAndEmitResult(KBlog::BlogPost*)) );
d->kBlog->fetchPost( post );
}
void Backend::uploadMedia( BilboMedia * media )
{
kDebug() << "Blog Id: " << d->bBlog->id();
QString tmp;
switch ( d->bBlog->api() ) {
case BilboBlog::BLOGGER1_API:
case BilboBlog::GDATA_API:
kDebug() << "The Blogger1 and GData API type doesn't support uploading Media files.";
tmp = i18n( "Uploading media failed: Your Blog API does not support uploading media objects.");
kDebug() << "Emitting sigError...";
Q_EMIT sigMediaError( tmp, media );
return;
break;
case BilboBlog::METAWEBLOG_API:
case BilboBlog::MOVABLETYPE_API:
case BilboBlog::WORDPRESSBUGGY_API:
KBlog::BlogMedia *m = new KBlog::BlogMedia() ;
KBlog::MetaWeblog *MWBlog = qobject_cast<KBlog::MetaWeblog*>( d->kBlog );
m->setMimetype( media->mimeType() );
QByteArray data;
KIO::TransferJob *job = KIO::get( media->localUrl(), KIO::Reload, KIO::HideProgressInfo);
if( !KIO::NetAccess::synchronousRun(job, 0, &data) ){
kError()<<"Job error: " << job->errorString();
tmp = i18n( "Uploading media failed: Cannot read the media file,\
please check if it exists. Path: %1", media->localUrl().pathOrUrl() );
kDebug() << "Emitting sigError...";
Q_EMIT sigMediaError( tmp, media );
}
if ( data.count() == 0 ) {
kError() << "Cannot read the media file, please check if it exists.";
tmp = i18n( "Uploading media failed: Cannot read the media file,\
please check if it exists. Path: %1", media->localUrl().pathOrUrl() );
kDebug() << "Emitting sigError...";
Q_EMIT sigMediaError( tmp, media );
return;
}
m->setData( data );
m->setName( media->name() );
media->setCheckSum( qChecksum( data.data(), data.count() ) );
if ( media->checksum() == 0 ) {
kError() << "Media file checksum is zero";
tmp = i18n( "Uploading media failed: Media file checksum is zero, please check file path. Path: %1",
media->localUrl().pathOrUrl() );
kDebug() << "Emitting sigError...";
Q_EMIT sigMediaError( tmp, media );
return;
}
if ( !MWBlog ) {
kError() << "MWBlog is NULL: casting has not worked, this should NEVER happen, has the gui allowed using GDATA?";
tmp = i18n( "INTERNAL ERROR: MWBlog is NULL: casting has not worked, this should NEVER happen." );
kDebug() << "Emitting sigError...";
Q_EMIT sigError( tmp );
return;
}
d->mPublishMediaMap[ m ] = media;
connect( MWBlog, SIGNAL( createdMedia( KBlog::BlogMedia* ) ), this, SLOT( mediaUploaded( KBlog::BlogMedia* ) ) );
connect( MWBlog, SIGNAL( errorMedia( KBlog::Blog::ErrorType, const QString &, KBlog::BlogMedia* ) ),
this, SLOT( slotMediaError( KBlog::Blog::ErrorType, const QString &, KBlog::BlogMedia* ) ) );
MWBlog->createMedia( m );
return;
break;
}
kError() << "Api type isn't set correctly!";
tmp = i18n( "API type is not set correctly." );
Q_EMIT sigError( tmp );
}
void Backend::mediaUploaded( KBlog::BlogMedia * media )
{
kDebug() << "Blog Id: " << d->bBlog->id() << "Media: "<<media->url();
if(!media){
kError()<<"ERROR! Media returned from KBlog is NULL!";
return;
}
BilboMedia * m = d->mPublishMediaMap.value( media );
if(!m){
kError()<<"ERROR! Media returned from KBlog doesn't exist on the Map! Url is:"
<< media->url();
return;
}
d->mPublishMediaMap.remove( media );
if ( media->status() == KBlog::BlogMedia::Error ) {
kError() << "Upload error! with this message: " << media->error();
const QString tmp( i18n( "Uploading media failed: %1", media->error() ) );
kDebug() << "Emitting sigMediaError ...";
Q_EMIT sigMediaError( tmp, m );
return;
}
quint16 newChecksum = qChecksum( media->data().data(), media->data().count() );
if ( newChecksum != m->checksum() ) {
kError() << "Check sum error: checksum of sent file: " << m->checksum() <<
" Checksum of received file: " << newChecksum << "Error: " << media->error() << endl;
const QString tmp( i18n( "Uploading media failed: Checksum error. Returned error: %1",
media->error() ) );
kDebug() << "Emitting sigMediaError ...";
Q_EMIT sigMediaError( tmp, m );
return;
}
m->setRemoteUrl( QUrl( media->url().url() ).toString() );
m->setUploaded( true );
kDebug() << "Emitting sigMediaUploaded...";
Q_EMIT sigMediaUploaded( m );
}
void Backend::modifyPost( BilboPost* post )
{
kDebug() << "Blog Id: " << d->bBlog->id();
// BilboPost tmpPost = post;
preparePost( post );
connect( d->kBlog, SIGNAL( modifiedPost(KBlog::BlogPost*)),
this, SLOT( postPublished(KBlog::BlogPost*)) );
d->kBlog->modifyPost( post );
}
void Backend::removePost( BilboPost* post )
{
kDebug() << "Blog Id: " << d->bBlog->id();
// KBlog::BlogPost *bp = post.toKBlogPost();
connect( d->kBlog, SIGNAL( removedPost(KBlog::BlogPost*)),
this, SLOT( slotPostRemoved(KBlog::BlogPost*)) );
d->kBlog->removePost( post );
}
void Backend::slotPostRemoved( KBlog::BlogPost *post )
{
if(!post) {
kDebug()<<"post returned from server is NULL";
return;
}
if( !DBMan::self()->removePost(d->bBlog->id(), post->postId()) ) {
kDebug()<<"cannot remove post from database, error: "<<DBMan::self()->lastErrorText();
}
emit sigPostRemoved(d->bBlog->id(), BilboPost(*post));
}
void Backend::fetchPost( BilboPost* post )
{
// KBlog::BlogPost *bp = post.toKBlogPost();
connect( d->kBlog, SIGNAL( fetchedPost(KBlog::BlogPost*)),
this, SLOT( slotPostFetched(KBlog::BlogPost*)) );
d->kBlog->fetchPost( post );
}
void Backend::slotPostFetched( KBlog::BlogPost *post )
{
emit sigPostFetched( new BilboPost(*post) );
// delete post;
}
void Backend::error( KBlog::Blog::ErrorType type, const QString & errorMessage )
{
kDebug() << "Blog Id: " << d->bBlog->id();
QString errType = errorTypeToString( type );
errType += errorMessage;
kDebug() << errType;
kDebug() << "Emitting sigError";
Q_EMIT sigError( errType );
}
void Backend::slotMediaError( KBlog::Blog::ErrorType type, const QString & errorMessage,
KBlog::BlogMedia * media )
{
kDebug();
QString errType = errorTypeToString( type );
errType += errorMessage;
kDebug() << errType;
kDebug() << "Emitting sigMediaError ...";
emit sigMediaError( errorMessage, d->mPublishMediaMap[ media ] );
d->mPublishMediaMap.remove( media );
}
QString Backend::errorTypeToString( KBlog::Blog::ErrorType type )
{
QString errType;
switch ( type ) {
case KBlog::Blog::XmlRpc:
errType = i18n( "Server (XMLRPC) error: " );
break;
case KBlog::Blog::Atom:
errType = i18n( "Server (Atom) error: " );
break;
case KBlog::Blog::ParsingError:
errType = i18n( "Parsing error: " );
break;
case KBlog::Blog::AuthenticationError:
errType = i18n( "Authentication error: " );
break;
case KBlog::Blog::NotSupported:
errType = i18n( "Not supported error: " );
break;
default:
errType = i18n( "Unknown error: " );
};
return errType;
}
void Backend::savePostInDbAndEmitResult( KBlog::BlogPost *post )
{
if(!post) {
kError()<<"ERROR: post is NULL ";
Q_EMIT sigError( "post is NULL" );
return;
}
kDebug()<<"isPrivate: "<<post->isPrivate();
BilboPost *pp = new BilboPost( *post );
int post_id;
if( d->mSubmitPostStatusMap[ post ] == KBlog::BlogPost::Modified) {
post_id = DBMan::self()->editPost( *pp, d->bBlog->id() );
} else {
post_id = DBMan::self()->addPost( *pp, d->bBlog->id() );
}
d->mSubmitPostStatusMap.remove(post);
if ( post_id != -1 ) {
pp->setPrivate( post->isPrivate() );
pp->setId( post_id );
kDebug() << "Emitting sigPostPublished ...";
Q_EMIT sigPostPublished( d->bBlog->id(), pp );
}
// TODO crashes stylegetter on GData. Somehow the post gets deleted before
// slotFetchedPost as it seems. Don't get all the pointer copies done here.
//delete post;
}
KBlog::BlogPost* Backend::preparePost( KBlog::BlogPost* post )
{
QString content = post->content();
QString html1 = QString();
int i = 0;
int found = content.indexOf("<pre>", i, Qt::CaseInsensitive);
while ( found != -1 )
{
html1 += content.mid( i, found-i).remove('\n');
i = found;
found = content.indexOf("</pre>", i, Qt::CaseInsensitive);
if ( found != -1 ) {
html1 += content.mid( i, found+5-i);
i = found + 5;
found = content.indexOf("<pre>", i, Qt::CaseInsensitive);
} else {
html1 += content.mid( i, content.length()-i );
i = -1;
}
}
if ( i != -1 )
html1 += content.mid( i, content.length()-i).remove('\n');
post->setContent( html1 );
content = post->additionalContent();
QString html2 = QString();
i= 0;
found = content.indexOf("<pre>", i, Qt::CaseInsensitive);
while ( found != -1 )
{
html2 += content.mid( i, found-i).remove('\n');
i = found;
found = content.indexOf("</pre>", i, Qt::CaseInsensitive);
if ( found != -1 ) {
html2 += content.mid( i, found+5-i);
i = found + 5;
found = content.indexOf("<pre>", i, Qt::CaseInsensitive);
} else {
html2 += content.mid( i, content.length()-i );
i = -1;
}
}
if ( i != -1 )
html2 += content.mid( i, content.length()-i).remove('\n');
post->setAdditionalContent( html2 );
//the following two lines are replaced by the above code, because '\n' characters shouldn't
//be omitted inside <pre> blocks.
//post.setContent( post.content().remove('\n') );
//post.setAdditionalContent( post.additionalContent().remove( '\n' ) );
if ( d->bBlog->api() == BilboBlog::MOVABLETYPE_API || d->bBlog->api() == BilboBlog::WORDPRESSBUGGY_API ) {
QStringList content = post->content().split(splitRX);
if( content.count() == 2 ) {
post->setContent(content[0]);
post->setAdditionalContent( content[1] );
}
}
// if( d->bBlog->api() == BilboBlog::MOVABLETYPE_API && post.categoryList().count() > 0 ) {
// mCreatePostCategories = post.categoryList();
// categoryListNotSet = true;
// }
return post;//.toKBlogPost();
}
#include "backend.moc"
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