[3.1.0] Extend scanner to catch $this->config; chmod new directories from Serializer. I'm not exactly sure what the implications of the bugfix are, but hopefully it won't blow up.

git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1708 48356398-32a2-884e-a903-53898d9a118a

NEWS

@@ -46,6 +46,7 @@ NEWS ( CHANGELOG and HISTORY )                                     HTMLPurifier
 - If DOM throws and exception during parsing with PH5P (occurs in newer versions
   of DOM), HTML Purifier punts to DirectLex
 - Fatal error with unserialization of ScriptRequired
+- Created directories are now chmod'ed properly
 . Out-of-date documentation revised
 . UTF-8 encoding check optimization as suggested by Diego
 . HTMLPurifier_Error removed in favor of exceptions

TODO

@@ -11,12 +11,6 @@ If no interest is expressed for a feature that may require a considerable
 amount of effort to implement, it may get endlessly delayed. Do not be
 afraid to cast your vote for the next feature to be implemented!
 
- - Figure out what to do with $this->config configuration object calls
-   in the scanner
- - Quick optimizations for empty strings and strings without HTML (make sure
-   %HTML.Parent is accounted for) - Denis
- - Ensure cache files by Serializer are chmod'ed properly - Denis
-
 FUTURE VERSIONS
 ---------------
 

configdoc/usage.xml

@@ -94,6 +94,16 @@
    <line>41</line>
   </file>
  </directive>
+ <directive id="Output.TidyFormat">
+  <file name="HTMLPurifier/Generator.php">
+   <line>70</line>
+  </file>
+ </directive>
+ <directive id="Output.Newline">
+  <file name="HTMLPurifier/Generator.php">
+   <line>84</line>
+  </file>
+ </directive>
  <directive id="HTML.BlockWrapper">
   <file name="HTMLPurifier/HTMLDefinition.php">
    <line>213</line>

library/HTMLPurifier/DefinitionCache/Serializer.php

@@ -100,19 +100,8 @@ class HTMLPurifier_DefinitionCache_Serializer extends
      * @return Number of bytes written if success, or false if failure.
      */
     private function _write($file, $data) {
-        static $file_put_contents;
-        if ($file_put_contents === null) {
-            $file_put_contents = function_exists('file_put_contents');
-        }
-        if ($file_put_contents) {
         return file_put_contents($file, $data);
     }
-        $fh = fopen($file, 'w');
-        if (!$fh) return false;
-        $status = fwrite($fh, $data);
-        fclose($fh);
-        return $status;
-    }
     
     /**
      * Prepares the directory that this type stores the serials in
@@ -130,7 +119,9 @@ class HTMLPurifier_DefinitionCache_Serializer extends
             } elseif (!$this->_testPermissions($base)) {
                 return false;
             }
+            $old = umask(0022); // disable group and world writes
             mkdir($directory);
+            umask($old);
         } elseif (!$this->_testPermissions($directory)) {
             return false;
         }

library/HTMLPurifier/Generator.php

@@ -29,7 +29,7 @@ class HTMLPurifier_Generator
     /**
      * Configuration for the generator
      */
-    private $_config;
+    protected $config;
     
     /**
      * @param $config Instance of HTMLPurifier_Config
@@ -37,7 +37,7 @@ class HTMLPurifier_Generator
      */
     public function __construct($config = null, $context = null) {
         if (!$config) $config = HTMLPurifier_Config::createDefault();
-        $this->_config = $config;
+        $this->config = $config;
         $this->_scriptFix = $config->get('Output', 'CommentScriptContents');
         $this->_def = $config->getHTMLDefinition();
         $this->_xhtml = $this->_def->doctype->xml;
@@ -67,7 +67,7 @@ class HTMLPurifier_Generator
         }
         
         // Tidy cleanup
-        if (extension_loaded('tidy') && $this->_config->get('Output', 'TidyFormat')) {
+        if (extension_loaded('tidy') && $this->config->get('Output', 'TidyFormat')) {
             $tidy = new Tidy;
             $tidy->parseString($html, array(
                'indent'=> true,
@@ -81,7 +81,7 @@ class HTMLPurifier_Generator
         }
         
         // Normalize newlines to system defined value
-        $nl = $this->_config->get('Output', 'Newline');
+        $nl = $this->config->get('Output', 'Newline');
         if ($nl === null) $nl = PHP_EOL;
         if ($nl !== "\n") $html = str_replace("\n", $nl, $html);
         return $html;

maintenance/config-scanner.php

@@ -62,7 +62,19 @@ foreach ($files as $file) {
     $tokens = token_get_all(file_get_contents($file));
     $file = str_replace('\\', '/', $file);
     for ($i = 0, $c = count($tokens); $i < $c; $i++) {
-        if (!testToken($tokens[$i], T_VARIABLE, '$config')) continue;
+        $ok = false;
+        // Match $config
+        if (!$ok && testToken($tokens[$i], T_VARIABLE, '$config')) $ok = true;
+        // Match $this->config
+        while (!$ok && testToken($tokens[$i], T_VARIABLE, '$this')) {
+            consumeWhitespace($tokens, $i);
+            if (!testToken($tokens[$i], T_OBJECT_OPERATOR)) break;
+            consumeWhitespace($tokens, $i);
+            if (testToken($tokens[$i], T_STRING, 'config')) $ok = true;
+            break;
+        }
+        if (!$ok) continue;
+        
         $ok = false;
         for($i++; $i < $c; $i++) {
             if ($tokens[$i] === ',' || $tokens[$i] === ')' || $tokens[$i] === ';') {
@@ -86,8 +98,14 @@ foreach ($files as $file) {
         
         $full_counter++;
         
-        // The T_CONSTANT_ENCAPSED_STRING may hide some more obscure use-cases;
+        $matched = false;
-        // it may be useful to log these.
+        do {
+            
+            // What we currently don't match are batch retrievals, and
+            // wildcard retrievals. This data might be useful in the future,
+            // which is why we have a do {} while loop that doesn't actually
+            // do anything.
+            
             consumeWhitespace($tokens, $i);
             if (!testToken($tokens[$i], T_CONSTANT_ENCAPSED_STRING)) continue;
             $namespace = substr($tokens[$i][1], 1, -1);
@@ -100,17 +118,20 @@ foreach ($files as $file) {
             $directive = substr($tokens[$i][1], 1, -1);
             
             $counter++;
+            $matched = true;
             
             $id = "$namespace.$directive";
             if (!isset($tracker[$id])) $tracker[$id] = array();
             if (!isset($tracker[$id][$file])) $tracker[$id][$file] = array();
             $tracker[$id][$file][] = $line;
             
+        } while (0);
+        
         //echo "$file:$line uses $namespace.$directive\n";
     }
 }
 
-echo "\n$counter/$full_counter instances of \$config found in source code.\n";
+echo "\n$counter/$full_counter instances of \$config or \$this->config found in source code.\n";
 
 echo "Generating XML... ";