From 30c2b7e4bd6fa63d0f3431b8e82fefd81364726f Mon Sep 17 00:00:00 2001
From: Timothy Pearson <kb9vqf@pearsoncomputing.net>
Date: Tue, 7 Oct 2014 15:35:07 -0500
Subject: Autodetect downloaded mime type and compare against category; if
 wallpaper downloads something other than image abort This relates to Bug 2127

---
 tdenewstuff/downloaddialog.cpp   |  9 ++++++++-
 tdenewstuff/entry.cpp            |  1 +
 tdenewstuff/knewstuffgeneric.cpp | 13 +++++++++++++
 3 files changed, 22 insertions(+), 1 deletion(-)

(limited to 'tdenewstuff')

diff --git a/tdenewstuff/downloaddialog.cpp b/tdenewstuff/downloaddialog.cpp
index 9744275e4..0eaa0e685 100644
--- a/tdenewstuff/downloaddialog.cpp
+++ b/tdenewstuff/downloaddialog.cpp
@@ -46,6 +46,7 @@
 #include <tqtimer.h> // hack
 
 #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=\""
 
 using namespace KNS;
 
@@ -609,7 +610,7 @@ void DownloadDialog::slotInstallPhase2()
   }
   else
   {
-    m_s = new TDENewStuffGeneric(e->type(), this);
+    m_s = new TDENewStuffGeneric(m_filter, this);
     m_entry = e;
     KURL source = e->payload();
     KURL dest = KURL(m_s->downloadDestination(e));
@@ -650,6 +651,12 @@ void DownloadDialog::slotJobResult( TDEIO::Job *job )
       realURL = e->payload().protocol() + "://opendesktop.org" + realURL;
       e->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("\">"));
+      e->setPayload(realURL);
+    }
   }
 
   slotInstallPhase2();
diff --git a/tdenewstuff/entry.cpp b/tdenewstuff/entry.cpp
index 3213f272e..7539bb679 100644
--- a/tdenewstuff/entry.cpp
+++ b/tdenewstuff/entry.cpp
@@ -343,6 +343,7 @@ void Entry::parseDomElement( const TQDomElement &element )
     }
     if ( e.tagName() == "score" ) setRating( e.text().toInt() );
     if ( e.tagName() == "downloads" ) setDownloads( e.text().toInt() );
+//     if ( e.tagName() == "typename" ) setType( e.text() );
   }
 }
 
diff --git a/tdenewstuff/knewstuffgeneric.cpp b/tdenewstuff/knewstuffgeneric.cpp
index 16fda977c..757971268 100644
--- a/tdenewstuff/knewstuffgeneric.cpp
+++ b/tdenewstuff/knewstuffgeneric.cpp
@@ -29,6 +29,7 @@
 #include <tdeconfig.h>
 #include <kstandarddirs.h>
 #include <tdemessagebox.h>
+#include <kmimemagic.h>
 #include <ktar.h>
 
 #include "entry.h"
@@ -49,6 +50,18 @@ TDENewStuffGeneric::~TDENewStuffGeneric()
 
 bool TDENewStuffGeneric::install( const TQString &fileName )
 {
+  // Try to detect the most common cases where (usually adware) Web pages are downloaded
+  // instead of the desired file and abort
+  KMimeMagicResult *res = KMimeMagic::self()->findFileType( fileName );
+  if ( res->isValid() && res->accuracy() > 40 ) {
+    if (type().lower().contains("wallpaper")) {
+      if (!res->mimeType().startsWith("image/")) {
+        TQFile::remove(fileName);
+        return false;
+      }
+    }
+}
+
   kdDebug() << "TDENewStuffGeneric::install(): " << fileName << endl;
   TQStringList list, list2;
 
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