update HTMLPurifier; enable embedded flash video in articles

[tt-rss.git] / lib / htmlpurifier / library / HTMLPurifier / Injector / RemoveEmpty.php

diff --git a/lib/htmlpurifier/library/HTMLPurifier/Injector/RemoveEmpty.php b/lib/htmlpurifier/library/HTMLPurifier/Injector/RemoveEmpty.php
old mode 100755 (executable)
new mode 100644 (file)
index d85ca97..638bfca
--- a/lib/htmlpurifier/library/HTMLPurifier/Injector/RemoveEmpty.php
+++ b/lib/htmlpurifier/library/HTMLPurifier/Injector/RemoveEmpty.php
@@ -3,12 +3,14 @@
 class HTMLPurifier_Injector_RemoveEmpty extends HTMLPurifier_Injector
 {
 
-    private $context, $config;
+    private $context, $config, $attrValidator, $removeNbsp, $removeNbspExceptions;
 
     public function prepare($config, $context) {
         parent::prepare($config, $context);
         $this->config = $config;
         $this->context = $context;
+        $this->removeNbsp = $config->get('AutoFormat.RemoveEmpty.RemoveNbsp');
+        $this->removeNbspExceptions = $config->get('AutoFormat.RemoveEmpty.RemoveNbsp.Exceptions');
         $this->attrValidator = new HTMLPurifier_AttrValidator();
     }
 
@@ -17,7 +19,14 @@ class HTMLPurifier_Injector_RemoveEmpty extends HTMLPurifier_Injector
         $next = false;
         for ($i = $this->inputIndex + 1, $c = count($this->inputTokens); $i < $c; $i++) {
             $next = $this->inputTokens[$i];
-            if ($next instanceof HTMLPurifier_Token_Text && $next->is_whitespace) continue;
+            if ($next instanceof HTMLPurifier_Token_Text) {
+                if ($next->is_whitespace) continue;
+                if ($this->removeNbsp && !isset($this->removeNbspExceptions[$token->name])) {
+                    $plain = str_replace("\xC2\xA0", "", $next->data);
+                    $isWsOrNbsp = $plain === '' || ctype_space($plain);
+                    if ($isWsOrNbsp) continue;
+                }
+            }
             break;
         }
         if (!$next || ($next instanceof HTMLPurifier_Token_End && $next->name == $token->name)) {