Fix TDEHotNewStuff interface with OCS providers

This relates to Bug 2127

6 files changed, 112 insertions, 204 deletions

diff --git a/src/newstuff/Makefile.am b/src/newstuff/Makefile.am
index 9054dcb..1c962bc 100644
--- a/src/newstuff/Makefile.am
+++ b/src/newstuff/Makefile.am
@@ -2,7 +2,7 @@ noinst_LIBRARIES = libnewstuff.a
 
 libnewstuff_a_METASOURCES = AUTO
 
-libnewstuff_a_SOURCES = manager.cpp dialog.cpp newscript.cpp providerloader.cpp
+libnewstuff_a_SOURCES = manager.cpp dialog.cpp newscript.cpp
 
 CLEANFILES = *~
 
diff --git a/src/newstuff/dialog.cpp b/src/newstuff/dialog.cpp
index 786eb98..15c5b70 100644
--- a/src/newstuff/dialog.cpp
+++ b/src/newstuff/dialog.cpp
@@ -1,6 +1,9 @@
 /***************************************************************************
     copyright            : (C) 2006 by Robby Stephenson
     email                : [email protected]
+
+    Copyright (c) 2014 Timothy Pearson <[email protected]>
+
  ***************************************************************************/
 
 /***************************************************************************
@@ -12,7 +15,6 @@
  ***************************************************************************/
 
 #include "dialog.h"
-#include "providerloader.h"
 #include "../gui/listview.h"
 #include "../latin1literal.h"
 #include "../tellico_utils.h"
@@ -50,6 +52,9 @@
 #define ENTRYEMAIL(e) TQString()
 #endif
 
+#define OPENDESKTOP_REDIRECT_URL "opendesktop.org/content/download.php?content="
+#define OPENDESKTOP_REDIRECT_TEXT "If the download does not start in 3 seconds:</span><span class=\"defaulttext\">&nbsp;<a href=\""
+
 namespace {
   static const int NEW_STUFF_MIN_WIDTH = 600;
   static const int NEW_STUFF_MIN_HEIGHT = 400;
@@ -223,10 +228,10 @@ Dialog::Dialog(NewStuff::DataType type_, TQWidget* parent_)
 
   setStatus(i18n("Downloading information..."));
 
-  ProviderLoader* loader = new Tellico::NewStuff::ProviderLoader(this);
-  connect(loader, TQT_SIGNAL(providersLoaded(TQPtrList<KNS::Provider>*)), TQT_SLOT(slotProviders(TQPtrList<KNS::Provider>*)));
-  connect(loader, TQT_SIGNAL(percent(TDEIO::Job*, unsigned long)), TQT_SLOT(slotShowPercent(TDEIO::Job*, unsigned long)));
-  connect(loader, TQT_SIGNAL(error()), TQT_SLOT(slotProviderError()));
+  KNS::ProviderLoader* loader = new KNS::ProviderLoader(this);
+  connect(loader, TQT_SIGNAL(providersLoaded(Provider::List*)), this, TQT_SLOT(slotProviders(Provider::List*)));
+  connect(loader, TQT_SIGNAL(percent(TDEIO::Job*, unsigned long)), this, TQT_SLOT(slotShowPercent(TDEIO::Job*, unsigned long)));
+  connect(loader, TQT_SIGNAL(error()), this, TQT_SLOT(slotProviderError()));
 
   TDEConfigGroup config(TDEGlobal::config(), "TDENewStuff");
   TQString prov = config.readEntry("ProvidersUrl");
@@ -262,7 +267,7 @@ void Dialog::slotProviderError() {
   }
 }
 
-void Dialog::slotProviders(TQPtrList<KNS::Provider>* list_) {
+void Dialog::slotProviders(Provider::List* list_) {
   for(KNS::Provider* prov = list_->first(); prov; prov = list_->next()) {
     TDEIO::TransferJob* job = TDEIO::get(prov->downloadUrl());
     m_jobs[job] = prov;
@@ -296,14 +301,25 @@ void Dialog::slotResult(TDEIO::Job* job_) {
   }
 
   TQDomElement tdenewstuff = dom.documentElement();
+  TQDomElement content;
+
+  for(TQDomNode pn = tdenewstuff.firstChild(); !pn.isNull(); pn = pn.nextSibling())
+  {
+    TQDomElement stuff = pn.toElement();
+
+    if(stuff.tagName() == "data")
+    {
+      content = pn.toElement();
+    }
+  }
 
-  for(TQDomNode pn = tdenewstuff.firstChild(); !pn.isNull(); pn = pn.nextSibling()) {
+  for(TQDomNode pn = content.firstChild(); !pn.isNull(); pn = pn.nextSibling()) {
     TQDomElement stuff = pn.toElement();
     if(stuff.isNull()) {
       continue;
     }
 
-    if(stuff.tagName() == Latin1Literal("stuff")) {
+    if(stuff.tagName() == Latin1Literal("content")) {
       KNS::Entry* entry = new KNS::Entry(stuff);
       if(!entry->type().isEmpty() && entry->type() != m_typeName) {
         myLog() << "NewStuff::Dialog::slotResult() - type mismatch, skipping " << ENTRYNAME(entry) << endl;
@@ -408,11 +424,78 @@ void Dialog::slotInstall() {
   m_progress->show();
   m_timer->start(100);
   connect(m_manager, TQT_SIGNAL(signalInstalled(KNS::Entry*)), TQT_SLOT(slotDoneInstall(KNS::Entry*)));
-  m_manager->install(m_type, entry);
+  mJobEntry = entry;
+
+  // OpenDesktop.org broke the basic functionality of TDEHNS by forcing
+  // downloads though an advertising display page.  This in turn forces
+  // the user to download and manually install the wallpaper, which
+  // is relatively complex and negates much of the benefit of TDEHNS.
+  // Therefore, if the download URL contains OPENDESKTOP_REDIRECT_URL
+  // then download the raw HTML page and extract the real download URL for use below.
+  // In the future we may want to figure out how to display unobtrusive ads
+  // during the download process, but OpenDesktop.org would need to add back
+  // in the direct download ability for this to even be considered.
+  if (entry->payload().url().contains(OPENDESKTOP_REDIRECT_URL)) {
+    TDEIO::TransferJob *job = TDEIO::get( KURL( entry->payload() ), false, false );
+    connect( job, TQT_SIGNAL( result( TDEIO::Job * ) ),
+             TQT_SLOT( slotJobResult( TDEIO::Job * ) ) );
+    connect( job, TQT_SIGNAL( data( TDEIO::Job *, const TQByteArray & ) ),
+             TQT_SLOT( slotJobData( TDEIO::Job *, const TQByteArray & ) ) );
+  }
+  else {
+    slotInstallPhase2();
+  }
+}
+
+void Dialog::slotInstallPhase2() {
+  m_manager->install(m_type, mJobEntry);
   delete m_cursorSaver;
   m_cursorSaver = 0;
 }
 
+void Dialog::slotJobData( TDEIO::Job *, const TQByteArray &data )
+{
+  kdDebug() << "DownloadDialog::slotJobData()" << endl;
+
+  if ( data.size() == 0 ) return;
+
+  TQCString str( data, data.size() + 1 );
+
+  mJobData.append( TQString::fromUtf8( str ) );
+}
+
+void Dialog::slotJobResult( TDEIO::Job *job )
+{
+  if ( job->error() ) {
+    job->showErrorDialog( this );
+    slotInstallPhase2();
+    return;
+  }
+
+  // See previous note regarding OpenDesktop.org
+  if (mJobEntry->payload().url().contains(OPENDESKTOP_REDIRECT_URL)) {
+    int pos = mJobData.find("<a href=\"/CONTENT/content-files/");
+    if (pos >= 0) {
+      TQString realURL = mJobData.mid(pos);
+      realURL = realURL.mid(0, realURL.find("\">"));
+      realURL = realURL.mid(strlen("<a href=\""));
+      realURL = mJobEntry->payload().protocol() + "://opendesktop.org" + realURL;
+      mJobEntry->setPayload(realURL);
+    }
+    else if ((pos = mJobData.find(OPENDESKTOP_REDIRECT_TEXT)) > 0) {
+      pos = pos + strlen(OPENDESKTOP_REDIRECT_TEXT);
+      TQString realURL = mJobData.mid(pos);
+      realURL = realURL.mid(0, realURL.find("\">"));
+      mJobEntry->setPayload(realURL);
+    }
+  }
+
+  // Reset for next load
+  mJobData = TQString::null;
+
+  slotInstallPhase2();
+}
+
 void Dialog::slotDoneInstall(KNS::Entry* entry_) {
   TQMap<TQListViewItem*, KNS::Entry*>::Iterator it;
   for(it = m_entryMap.begin(); entry_ && it != m_entryMap.end(); ++it) {
diff --git a/src/newstuff/dialog.h b/src/newstuff/dialog.h
index 082fbd8..468b6c4 100644
--- a/src/newstuff/dialog.h
+++ b/src/newstuff/dialog.h
@@ -1,6 +1,8 @@
 /***************************************************************************
     copyright            : (C) 2006 by Robby Stephenson
     email                : [email protected]
+
+    Copyright (c) 2014 Timothy Pearson <[email protected]>
  ***************************************************************************/
 
 /***************************************************************************
@@ -17,16 +19,13 @@
 #include "manager.h"
 
 #include <kdialogbase.h>
+#include <tdenewstuff/provider.h>
 
 class KPushButton;
 class KStatusBar;
 namespace TDEIO {
   class Job;
 }
-namespace KNS {
-  class Entry;
-  class Provider;
-}
 
 class TQProgressBar;
 class TQSplitter;
@@ -39,7 +38,9 @@ namespace Tellico {
     class CursorSaver;
   }
 
-  namespace NewStuff {
+using namespace KNS;
+
+namespace NewStuff {
 
 class Dialog : public KDialogBase {
 Q_OBJECT
@@ -52,15 +53,18 @@ public:
   TQPtrList<DataSourceInfo> dataSourceInfo() const { return m_manager->dataSourceInfo(); }
 
 private slots:
-  void slotProviders(TQPtrList<KNS::Provider>* list);
+  void slotProviders(Provider::List* list);
   void slotData(TDEIO::Job* job, const TQByteArray& data);
   void slotResult(TDEIO::Job* job);
+  void slotJobData( TDEIO::Job *, const TQByteArray & );
+  void slotJobResult( TDEIO::Job * );
   void slotPreviewResult(TDEIO::Job* job);
 
   void slotShowPercent(TDEIO::Job* job, unsigned long percent);
 
   void slotSelected(TQListViewItem* item);
   void slotInstall();
+  void slotInstallPhase2();
   void slotDoneInstall(KNS::Entry* entry);
 
   void slotProviderError();
@@ -95,6 +99,9 @@ private:
 
   TQMap<TQListViewItem*, KNS::Entry*> m_entryMap;
   TQListViewItem* m_lastPreviewItem;
+
+  KNS::Entry* mJobEntry;
+  TQString mJobData;
 };
 
   }
diff --git a/src/newstuff/manager.cpp b/src/newstuff/manager.cpp
index 304a110..9fed36e 100644
--- a/src/newstuff/manager.cpp
+++ b/src/newstuff/manager.cpp
@@ -367,7 +367,12 @@ void Manager::slotDownloadJobResult(TDEIO::Job* job_) {
 
   bool deleteTempFile = true;
   if(type == EntryTemplate) {
-    installTemplate(job->destURL(), entry->name());
+    if (installTemplate(job->destURL(), entry->name())) {
+      emit signalInstalled(entry);
+    }
+    else {
+      emit signalInstalled(0);
+    }
   } else {
 #if KDE_IS_VERSION(3,3,90)
     // needed so the GPG signature can be checked
diff --git a/src/newstuff/providerloader.cpp b/src/newstuff/providerloader.cpp
deleted file mode 100644
index 625156c..0000000
--- a/src/newstuff/providerloader.cpp
+++ /dev/null
@@ -1,102 +0,0 @@
-/***************************************************************************
-    copyright            : (C) 2006 by Robby Stephenson
-    email                : [email protected]
- ***************************************************************************/
-
-/***************************************************************************
- *                                                                         *
- *   This program is free software; you can redistribute it and/or modify  *
- *   it under the terms of version 2 of the GNU General Public License as  *
- *   published by the Free Software Foundation;                            *
- *                                                                         *
- ***************************************************************************/
-
-// this class is largely copied from tdelibs/tdenewstuff/provider.cpp
-// which is Copyright (c) 2002 Cornelius Schumacher <[email protected]>
-// and licensed under GPL v2, just like Tellico
-
-#include "providerloader.h"
-#include "../tellico_debug.h"
-#include "../latin1literal.h"
-
-#include <tdeio/job.h>
-#include <tdenewstuff/provider.h>
-#include <tdeglobal.h>
-#include <tdeconfig.h>
-#include <tdemessagebox.h>
-#include <tdelocale.h>
-
-#include <tqdom.h>
-
-using Tellico::NewStuff::ProviderLoader;
-
-ProviderLoader::ProviderLoader( TQWidget *parentWidget ) :
-  mParentWidget( parentWidget ), mTryAlt(true)
-{
-  mProviders.setAutoDelete( true );
-}
-
-void ProviderLoader::load( const TQString &type, const TQString &providersList )
-{
-  mProviders.clear();
-  mJobData.truncate(0);
-
-//  myLog() << "ProviderLoader::load(): providersList: " << providersList << endl;
-
-  TDEIO::TransferJob *job = TDEIO::get( KURL( providersList ), false, false );
-  connect( job, TQT_SIGNAL( result( TDEIO::Job * ) ),
-           TQT_SLOT( slotJobResult( TDEIO::Job * ) ) );
-  connect( job, TQT_SIGNAL( data( TDEIO::Job *, const TQByteArray & ) ),
-           TQT_SLOT( slotJobData( TDEIO::Job *, const TQByteArray & ) ) );
-  connect( job, TQT_SIGNAL( percent (TDEIO::Job *, unsigned long) ),
-           TQT_SIGNAL( percent (TDEIO::Job *, unsigned long) ) );
-
-//  job->dumpObjectInfo();
-}
-
-void ProviderLoader::slotJobData( TDEIO::Job *, const TQByteArray &data )
-{
-  if ( data.size() == 0 ) return;
-  TQCString str( data, data.size() + 1 );
-  mJobData.append( TQString::fromUtf8( str ) );
-}
-
-void ProviderLoader::slotJobResult( TDEIO::Job *job )
-{
-  if ( job->error() ) {
-    job->showErrorDialog( mParentWidget );
-    if(mTryAlt && !mAltProvider.isEmpty()) {
-      mTryAlt = false;
-      load(TQString(), mAltProvider);
-    } else {
-      emit error();
-    }
-    return;
-  }
-
-  TQDomDocument doc;
-  if ( !doc.setContent( mJobData ) ) {
-    myDebug() << "ProviderLoader::slotJobResult() - error parsing providers list." << endl;
-    if(mTryAlt && !mAltProvider.isEmpty()) {
-      mTryAlt = false;
-      load(TQString(), mAltProvider);
-    } else {
-      emit error();
-    }
-    return;
-  }
-
-  TQDomElement providers = doc.documentElement();
-  TQDomNode n;
-  for ( n = providers.firstChild(); !n.isNull(); n = n.nextSibling() ) {
-    TQDomElement p = n.toElement();
-
-    if ( p.tagName() == Latin1Literal("provider") ) {
-      mProviders.append( new KNS::Provider( p ) );
-    }
-  }
-
-  emit providersLoaded( &mProviders );
-}
-
-#include "providerloader.moc"
diff --git a/src/newstuff/providerloader.h b/src/newstuff/providerloader.h
deleted file mode 100644
index 91fedc9..0000000
--- a/src/newstuff/providerloader.h
+++ /dev/null
@@ -1,85 +0,0 @@
-/***************************************************************************
-    copyright            : (C) 2006 by Robby Stephenson
-    email                : [email protected]
- ***************************************************************************/
-
-/***************************************************************************
- *                                                                         *
- *   This program is free software; you can redistribute it and/or modify  *
- *   it under the terms of version 2 of the GNU General Public License as  *
- *   published by the Free Software Foundation;                            *
- *                                                                         *
- ***************************************************************************/
-
-// this class is largely copied from tdelibs/tdenewstuff/provider.h
-// which is Copyright (c) 2002 Cornelius Schumacher <[email protected]>
-// and licensed under GPL v2, just like Tellico
-//
-// I want progress info for the download, and this was the
-// easiest way to get it
-
-#ifndef TELLICO_NEWSTUFF_PROVIDERLOADER_H
-#define TELLICO_NEWSTUFF_PROVIDERLOADER_H
-
-#include <tqobject.h>
-#include <tqptrlist.h>
-
-namespace TDEIO {
-  class Job;
-}
-namespace KNS {
-  class Provider;
-}
-
-namespace Tellico {
-  namespace NewStuff {
-
-class ProviderLoader : public TQObject {
-Q_OBJECT
-  
-public:
-    /**
-     * Constructor.
-     *
-     * @param parentWidget the parent widget
-     */
-    ProviderLoader( TQWidget *parentWidget );
-
-    /**
-     * Starts asynchronously loading the list of providers of the
-     * specified type.
-     *
-     * @param type data type such as 'kdesktop/wallpaper'.
-     * @param providerList the URl to the list of providers; if empty
-     *    we first try the ProvidersUrl from TDEGlobal::config, then we
-     *    fall back to a hardcoded value.
-     */
-    void load( const TQString &type, const TQString &providerList = TQString() );
-
-    void setAlternativeProvider(const TQString& alt) { mAltProvider = alt; }
-
-  signals:
-    /**
-     * Indicates that the list of providers has been successfully loaded.
-     */
-    void providersLoaded( TQPtrList<KNS::Provider>* );
-    void percent(TDEIO::Job *job, unsigned long percent);
-    void error();
-
-  protected slots:
-    void slotJobData( TDEIO::Job *, const TQByteArray & );
-    void slotJobResult( TDEIO::Job * );
-
-  private:
-    TQWidget *mParentWidget;
-
-    TQString mJobData;
-
-    TQPtrList<KNS::Provider> mProviders;
-    TQString mAltProvider;
-    bool mTryAlt;
-};
-
-  }
-}
-#endif