xpressengine / xe-core

classes/security/htmlpurifier/library/HTMLPurifier/AttrTransform/Nofollow.php

Indentation +24 added lines, -24 removed lines

@@ -8,37 +8,37 @@
  */
 class HTMLPurifier_AttrTransform_Nofollow extends HTMLPurifier_AttrTransform
 {
-    private $parser;
+	private $parser;
 
-    public function __construct() {
-        $this->parser = new HTMLPurifier_URIParser();
-    }
+	public function __construct() {
+		$this->parser = new HTMLPurifier_URIParser();
+	}
 
-    public function transform($attr, $config, $context) {
+	public function transform($attr, $config, $context) {
 
-        if (!isset($attr['href'])) {
-            return $attr;
-        }
+		if (!isset($attr['href'])) {
+			return $attr;
+		}
 
-        // XXX Kind of inefficient
-        $url = $this->parser->parse($attr['href']);
-        $scheme = $url->getSchemeObj($config, $context);
+		// XXX Kind of inefficient
+		$url = $this->parser->parse($attr['href']);
+		$scheme = $url->getSchemeObj($config, $context);
 
-        if ($scheme->browsable && !$url->isLocal($config, $context)) {
-            if (isset($attr['rel'])) {
-                $rels = explode(' ', $attr);
-                if (!in_array('nofollow', $rels)) {
-                    $rels[] = 'nofollow';
-                }
-                $attr['rel'] = implode(' ', $rels);
-            } else {
-                $attr['rel'] = 'nofollow';
-            }
-        }
+		if ($scheme->browsable && !$url->isLocal($config, $context)) {
+			if (isset($attr['rel'])) {
+				$rels = explode(' ', $attr);
+				if (!in_array('nofollow', $rels)) {
+					$rels[] = 'nofollow';
+				}
+				$attr['rel'] = implode(' ', $rels);
+			} else {
+				$attr['rel'] = 'nofollow';
+			}
+		}
 
-        return $attr;
+		return $attr;
 
-    }
+	}
 
 }
 

classes/security/htmlpurifier/library/HTMLPurifier/AttrTransform/SafeEmbed.php

Indentation +7 added lines, -7 removed lines

@@ -2,14 +2,14 @@
 
 class HTMLPurifier_AttrTransform_SafeEmbed extends HTMLPurifier_AttrTransform
 {
-    public $name = "SafeEmbed";
+	public $name = "SafeEmbed";
 
-    public function transform($attr, $config, $context) {
-        $attr['allowscriptaccess'] = 'never';
-        $attr['allownetworking'] = 'internal';
-        $attr['type'] = 'application/x-shockwave-flash';
-        return $attr;
-    }
+	public function transform($attr, $config, $context) {
+		$attr['allowscriptaccess'] = 'never';
+		$attr['allownetworking'] = 'internal';
+		$attr['type'] = 'application/x-shockwave-flash';
+		return $attr;
+	}
 }
 
 // vim: et sw=4 sts=4

classes/security/htmlpurifier/library/HTMLPurifier/AttrTransform/SafeObject.php

Indentation +5 added lines, -5 removed lines

@@ -5,12 +5,12 @@
  */
 class HTMLPurifier_AttrTransform_SafeObject extends HTMLPurifier_AttrTransform
 {
-    public $name = "SafeObject";
+	public $name = "SafeObject";
 
-    function transform($attr, $config, $context) {
-        if (!isset($attr['type'])) $attr['type'] = 'application/x-shockwave-flash';
-        return $attr;
-    }
+	function transform($attr, $config, $context) {
+		if (!isset($attr['type'])) $attr['type'] = 'application/x-shockwave-flash';
+		return $attr;
+	}
 }
 
 // vim: et sw=4 sts=4

Braces +3 added lines, -1 removed lines

@@ -8,7 +8,9 @@
     public $name = "SafeObject";
 
     function transform($attr, $config, $context) {
-        if (!isset($attr['type'])) $attr['type'] = 'application/x-shockwave-flash';
+        if (!isset($attr['type'])) {
+        	$attr['type'] = 'application/x-shockwave-flash';
+        }
         return $attr;
     }
 }

classes/security/htmlpurifier/library/HTMLPurifier/AttrTransform/SafeParam.php

Indentation +43 added lines, -43 removed lines

@@ -14,51 +14,51 @@
  */
 class HTMLPurifier_AttrTransform_SafeParam extends HTMLPurifier_AttrTransform
 {
-    public $name = "SafeParam";
-    private $uri;
+	public $name = "SafeParam";
+	private $uri;
 
-    public function __construct() {
-        $this->uri = new HTMLPurifier_AttrDef_URI(true); // embedded
-        $this->wmode = new HTMLPurifier_AttrDef_Enum(array('window', 'opaque', 'transparent'));
-    }
+	public function __construct() {
+		$this->uri = new HTMLPurifier_AttrDef_URI(true); // embedded
+		$this->wmode = new HTMLPurifier_AttrDef_Enum(array('window', 'opaque', 'transparent'));
+	}
 
-    public function transform($attr, $config, $context) {
-        // If we add support for other objects, we'll need to alter the
-        // transforms.
-        switch ($attr['name']) {
-            // application/x-shockwave-flash
-            // Keep this synchronized with Injector/SafeObject.php
-            case 'allowScriptAccess':
-                $attr['value'] = 'never';
-                break;
-            case 'allowNetworking':
-                $attr['value'] = 'internal';
-                break;
-            case 'allowFullScreen':
-                if ($config->get('HTML.FlashAllowFullScreen')) {
-                    $attr['value'] = ($attr['value'] == 'true') ? 'true' : 'false';
-                } else {
-                    $attr['value'] = 'false';
-                }
-                break;
-            case 'wmode':
-                $attr['value'] = $this->wmode->validate($attr['value'], $config, $context);
-                break;
-            case 'movie':
-            case 'src':
-                $attr['name'] = "movie";
-                $attr['value'] = $this->uri->validate($attr['value'], $config, $context);
-                break;
-            case 'flashvars':
-                // we're going to allow arbitrary inputs to the SWF, on
-                // the reasoning that it could only hack the SWF, not us.
-                break;
-            // add other cases to support other param name/value pairs
-            default:
-                $attr['name'] = $attr['value'] = null;
-        }
-        return $attr;
-    }
+	public function transform($attr, $config, $context) {
+		// If we add support for other objects, we'll need to alter the
+		// transforms.
+		switch ($attr['name']) {
+			// application/x-shockwave-flash
+			// Keep this synchronized with Injector/SafeObject.php
+			case 'allowScriptAccess':
+				$attr['value'] = 'never';
+				break;
+			case 'allowNetworking':
+				$attr['value'] = 'internal';
+				break;
+			case 'allowFullScreen':
+				if ($config->get('HTML.FlashAllowFullScreen')) {
+					$attr['value'] = ($attr['value'] == 'true') ? 'true' : 'false';
+				} else {
+					$attr['value'] = 'false';
+				}
+				break;
+			case 'wmode':
+				$attr['value'] = $this->wmode->validate($attr['value'], $config, $context);
+				break;
+			case 'movie':
+			case 'src':
+				$attr['name'] = "movie";
+				$attr['value'] = $this->uri->validate($attr['value'], $config, $context);
+				break;
+			case 'flashvars':
+				// we're going to allow arbitrary inputs to the SWF, on
+				// the reasoning that it could only hack the SWF, not us.
+				break;
+			// add other cases to support other param name/value pairs
+			default:
+				$attr['name'] = $attr['value'] = null;
+		}
+		return $attr;
+	}
 }
 
 // vim: et sw=4 sts=4

classes/security/htmlpurifier/library/HTMLPurifier/AttrTransform/ScriptRequired.php

Indentation +6 added lines, -6 removed lines

@@ -5,12 +5,12 @@
  */
 class HTMLPurifier_AttrTransform_ScriptRequired extends HTMLPurifier_AttrTransform
 {
-    public function transform($attr, $config, $context) {
-        if (!isset($attr['type'])) {
-            $attr['type'] = 'text/javascript';
-        }
-        return $attr;
-    }
+	public function transform($attr, $config, $context) {
+		if (!isset($attr['type'])) {
+			$attr['type'] = 'text/javascript';
+		}
+		return $attr;
+	}
 }
 
 // vim: et sw=4 sts=4

classes/security/htmlpurifier/library/HTMLPurifier/AttrTransform/TargetBlank.php

Indentation +16 added lines, -16 removed lines

@@ -9,29 +9,29 @@
  */
 class HTMLPurifier_AttrTransform_TargetBlank extends HTMLPurifier_AttrTransform
 {
-    private $parser;
+	private $parser;
 
-    public function __construct() {
-        $this->parser = new HTMLPurifier_URIParser();
-    }
+	public function __construct() {
+		$this->parser = new HTMLPurifier_URIParser();
+	}
 
-    public function transform($attr, $config, $context) {
+	public function transform($attr, $config, $context) {
 
-        if (!isset($attr['href'])) {
-            return $attr;
-        }
+		if (!isset($attr['href'])) {
+			return $attr;
+		}
 
-        // XXX Kind of inefficient
-        $url = $this->parser->parse($attr['href']);
-        $scheme = $url->getSchemeObj($config, $context);
+		// XXX Kind of inefficient
+		$url = $this->parser->parse($attr['href']);
+		$scheme = $url->getSchemeObj($config, $context);
 
-        if ($scheme->browsable && !$url->isBenign($config, $context)) {
-            $attr['target'] = 'blank';
-        }
+		if ($scheme->browsable && !$url->isBenign($config, $context)) {
+			$attr['target'] = 'blank';
+		}
 
-        return $attr;
+		return $attr;
 
-    }
+	}
 
 }
 

classes/security/htmlpurifier/library/HTMLPurifier/AttrTransform/Textarea.php

Indentation +6 added lines, -6 removed lines

@@ -6,12 +6,12 @@
 class HTMLPurifier_AttrTransform_Textarea extends HTMLPurifier_AttrTransform
 {
 
-    public function transform($attr, $config, $context) {
-        // Calculated from Firefox
-        if (!isset($attr['cols'])) $attr['cols'] = '22';
-        if (!isset($attr['rows'])) $attr['rows'] = '3';
-        return $attr;
-    }
+	public function transform($attr, $config, $context) {
+		// Calculated from Firefox
+		if (!isset($attr['cols'])) $attr['cols'] = '22';
+		if (!isset($attr['rows'])) $attr['rows'] = '3';
+		return $attr;
+	}
 
 }
 

Braces +6 added lines, -2 removed lines

@@ -8,8 +8,12 @@
 
     public function transform($attr, $config, $context) {
         // Calculated from Firefox
-        if (!isset($attr['cols'])) $attr['cols'] = '22';
-        if (!isset($attr['rows'])) $attr['rows'] = '3';
+        if (!isset($attr['cols'])) {
+        	$attr['cols'] = '22';
+        }
+        if (!isset($attr['rows'])) {
+        	$attr['rows'] = '3';
+        }
         return $attr;
     }
 

classes/security/htmlpurifier/library/HTMLPurifier/AttrTypes.php

Indentation +68 added lines, -68 removed lines

@@ -5,87 +5,87 @@
  */
 class HTMLPurifier_AttrTypes
 {
-    /**
-     * Lookup array of attribute string identifiers to concrete implementations
-     */
-    protected $info = array();
+	/**
+	 * Lookup array of attribute string identifiers to concrete implementations
+	 */
+	protected $info = array();
 
-    /**
-     * Constructs the info array, supplying default implementations for attribute
-     * types.
-     */
-    public function __construct() {
-        // XXX This is kind of poor, since we don't actually /clone/
-        // instances; instead, we use the supplied make() attribute. So,
-        // the underlying class must know how to deal with arguments.
-        // With the old implementation of Enum, that ignored its
-        // arguments when handling a make dispatch, the IAlign
-        // definition wouldn't work.
+	/**
+	 * Constructs the info array, supplying default implementations for attribute
+	 * types.
+	 */
+	public function __construct() {
+		// XXX This is kind of poor, since we don't actually /clone/
+		// instances; instead, we use the supplied make() attribute. So,
+		// the underlying class must know how to deal with arguments.
+		// With the old implementation of Enum, that ignored its
+		// arguments when handling a make dispatch, the IAlign
+		// definition wouldn't work.
 
-        // pseudo-types, must be instantiated via shorthand
-        $this->info['Enum']    = new HTMLPurifier_AttrDef_Enum();
-        $this->info['Bool']    = new HTMLPurifier_AttrDef_HTML_Bool();
+		// pseudo-types, must be instantiated via shorthand
+		$this->info['Enum']    = new HTMLPurifier_AttrDef_Enum();
+		$this->info['Bool']    = new HTMLPurifier_AttrDef_HTML_Bool();
 
-        $this->info['CDATA']    = new HTMLPurifier_AttrDef_Text();
-        $this->info['ID']       = new HTMLPurifier_AttrDef_HTML_ID();
-        $this->info['Length']   = new HTMLPurifier_AttrDef_HTML_Length();
-        $this->info['MultiLength'] = new HTMLPurifier_AttrDef_HTML_MultiLength();
-        $this->info['NMTOKENS'] = new HTMLPurifier_AttrDef_HTML_Nmtokens();
-        $this->info['Pixels']   = new HTMLPurifier_AttrDef_HTML_Pixels();
-        $this->info['Text']     = new HTMLPurifier_AttrDef_Text();
-        $this->info['URI']      = new HTMLPurifier_AttrDef_URI();
-        $this->info['LanguageCode'] = new HTMLPurifier_AttrDef_Lang();
-        $this->info['Color']    = new HTMLPurifier_AttrDef_HTML_Color();
-        $this->info['IAlign']   = self::makeEnum('top,middle,bottom,left,right');
-        $this->info['LAlign']   = self::makeEnum('top,bottom,left,right');
-        $this->info['FrameTarget'] = new HTMLPurifier_AttrDef_HTML_FrameTarget();
+		$this->info['CDATA']    = new HTMLPurifier_AttrDef_Text();
+		$this->info['ID']       = new HTMLPurifier_AttrDef_HTML_ID();
+		$this->info['Length']   = new HTMLPurifier_AttrDef_HTML_Length();
+		$this->info['MultiLength'] = new HTMLPurifier_AttrDef_HTML_MultiLength();
+		$this->info['NMTOKENS'] = new HTMLPurifier_AttrDef_HTML_Nmtokens();
+		$this->info['Pixels']   = new HTMLPurifier_AttrDef_HTML_Pixels();
+		$this->info['Text']     = new HTMLPurifier_AttrDef_Text();
+		$this->info['URI']      = new HTMLPurifier_AttrDef_URI();
+		$this->info['LanguageCode'] = new HTMLPurifier_AttrDef_Lang();
+		$this->info['Color']    = new HTMLPurifier_AttrDef_HTML_Color();
+		$this->info['IAlign']   = self::makeEnum('top,middle,bottom,left,right');
+		$this->info['LAlign']   = self::makeEnum('top,bottom,left,right');
+		$this->info['FrameTarget'] = new HTMLPurifier_AttrDef_HTML_FrameTarget();
 
-        // unimplemented aliases
-        $this->info['ContentType'] = new HTMLPurifier_AttrDef_Text();
-        $this->info['ContentTypes'] = new HTMLPurifier_AttrDef_Text();
-        $this->info['Charsets'] = new HTMLPurifier_AttrDef_Text();
-        $this->info['Character'] = new HTMLPurifier_AttrDef_Text();
+		// unimplemented aliases
+		$this->info['ContentType'] = new HTMLPurifier_AttrDef_Text();
+		$this->info['ContentTypes'] = new HTMLPurifier_AttrDef_Text();
+		$this->info['Charsets'] = new HTMLPurifier_AttrDef_Text();
+		$this->info['Character'] = new HTMLPurifier_AttrDef_Text();
 
-        // "proprietary" types
-        $this->info['Class'] = new HTMLPurifier_AttrDef_HTML_Class();
+		// "proprietary" types
+		$this->info['Class'] = new HTMLPurifier_AttrDef_HTML_Class();
 
-        // number is really a positive integer (one or more digits)
-        // FIXME: ^^ not always, see start and value of list items
-        $this->info['Number']   = new HTMLPurifier_AttrDef_Integer(false, false, true);
-    }
+		// number is really a positive integer (one or more digits)
+		// FIXME: ^^ not always, see start and value of list items
+		$this->info['Number']   = new HTMLPurifier_AttrDef_Integer(false, false, true);
+	}
 
-    private static function makeEnum($in) {
-        return new HTMLPurifier_AttrDef_Clone(new HTMLPurifier_AttrDef_Enum(explode(',', $in)));
-    }
+	private static function makeEnum($in) {
+		return new HTMLPurifier_AttrDef_Clone(new HTMLPurifier_AttrDef_Enum(explode(',', $in)));
+	}
 
-    /**
-     * Retrieves a type
-     * @param $type String type name
-     * @return Object AttrDef for type
-     */
-    public function get($type) {
+	/**
+	 * Retrieves a type
+	 * @param $type String type name
+	 * @return Object AttrDef for type
+	 */
+	public function get($type) {
 
-        // determine if there is any extra info tacked on
-        if (strpos($type, '#') !== false) list($type, $string) = explode('#', $type, 2);
-        else $string = '';
+		// determine if there is any extra info tacked on
+		if (strpos($type, '#') !== false) list($type, $string) = explode('#', $type, 2);
+		else $string = '';
 
-        if (!isset($this->info[$type])) {
-            trigger_error('Cannot retrieve undefined attribute type ' . $type, E_USER_ERROR);
-            return;
-        }
+		if (!isset($this->info[$type])) {
+			trigger_error('Cannot retrieve undefined attribute type ' . $type, E_USER_ERROR);
+			return;
+		}
 
-        return $this->info[$type]->make($string);
+		return $this->info[$type]->make($string);
 
-    }
+	}
 
-    /**
-     * Sets a new implementation for a type
-     * @param $type String type name
-     * @param $impl Object AttrDef for type
-     */
-    public function set($type, $impl) {
-        $this->info[$type] = $impl;
-    }
+	/**
+	 * Sets a new implementation for a type
+	 * @param $type String type name
+	 * @param $impl Object AttrDef for type
+	 */
+	public function set($type, $impl) {
+		$this->info[$type] = $impl;
+	}
 }
 
 // vim: et sw=4 sts=4

Spacing +1 added lines, -1 removed lines

@@ -51,7 +51,7 @@
 
         // number is really a positive integer (one or more digits)
         // FIXME: ^^ not always, see start and value of list items
-        $this->info['Number']   = new HTMLPurifier_AttrDef_Integer(false, false, true);
+        $this->info['Number'] = new HTMLPurifier_AttrDef_Integer(false, false, true);
     }
 
     private static function makeEnum($in) {

Braces +5 added lines, -2 removed lines

@@ -66,8 +66,11 @@
     public function get($type) {
 
         // determine if there is any extra info tacked on
-        if (strpos($type, '#') !== false) list($type, $string) = explode('#', $type, 2);
-        else $string = '';
+        if (strpos($type, '#') !== false) {
+        	list($type, $string) = explode('#', $type, 2);
+        } else {
+        	$string = '';
+        }
 
         if (!isset($this->info[$type])) {
             trigger_error('Cannot retrieve undefined attribute type ' . $type, E_USER_ERROR);

classes/security/htmlpurifier/library/HTMLPurifier/AttrValidator.php

Indentation +147 added lines, -147 removed lines

@@ -8,153 +8,153 @@
 class HTMLPurifier_AttrValidator
 {
 
-    /**
-     * Validates the attributes of a token, returning a modified token
-     * that has valid tokens
-     * @param $token Reference to token to validate. We require a reference
-     *     because the operation this class performs on the token are
-     *     not atomic, so the context CurrentToken to be updated
-     *     throughout
-     * @param $config Instance of HTMLPurifier_Config
-     * @param $context Instance of HTMLPurifier_Context
-     */
-    public function validateToken(&$token, &$config, $context) {
-
-        $definition = $config->getHTMLDefinition();
-        $e =& $context->get('ErrorCollector', true);
-
-        // initialize IDAccumulator if necessary
-        $ok =& $context->get('IDAccumulator', true);
-        if (!$ok) {
-            $id_accumulator = HTMLPurifier_IDAccumulator::build($config, $context);
-            $context->register('IDAccumulator', $id_accumulator);
-        }
-
-        // initialize CurrentToken if necessary
-        $current_token =& $context->get('CurrentToken', true);
-        if (!$current_token) $context->register('CurrentToken', $token);
-
-        if (
-            !$token instanceof HTMLPurifier_Token_Start &&
-            !$token instanceof HTMLPurifier_Token_Empty
-        ) return $token;
-
-        // create alias to global definition array, see also $defs
-        // DEFINITION CALL
-        $d_defs = $definition->info_global_attr;
-
-        // don't update token until the very end, to ensure an atomic update
-        $attr = $token->attr;
-
-        // do global transformations (pre)
-        // nothing currently utilizes this
-        foreach ($definition->info_attr_transform_pre as $transform) {
-            $attr = $transform->transform($o = $attr, $config, $context);
-            if ($e) {
-                if ($attr != $o) $e->send(E_NOTICE, 'AttrValidator: Attributes transformed', $o, $attr);
-            }
-        }
-
-        // do local transformations only applicable to this element (pre)
-        // ex. <p align="right"> to <p style="text-align:right;">
-        foreach ($definition->info[$token->name]->attr_transform_pre as $transform) {
-            $attr = $transform->transform($o = $attr, $config, $context);
-            if ($e) {
-                if ($attr != $o) $e->send(E_NOTICE, 'AttrValidator: Attributes transformed', $o, $attr);
-            }
-        }
-
-        // create alias to this element's attribute definition array, see
-        // also $d_defs (global attribute definition array)
-        // DEFINITION CALL
-        $defs = $definition->info[$token->name]->attr;
-
-        $attr_key = false;
-        $context->register('CurrentAttr', $attr_key);
-
-        // iterate through all the attribute keypairs
-        // Watch out for name collisions: $key has previously been used
-        foreach ($attr as $attr_key => $value) {
-
-            // call the definition
-            if ( isset($defs[$attr_key]) ) {
-                // there is a local definition defined
-                if ($defs[$attr_key] === false) {
-                    // We've explicitly been told not to allow this element.
-                    // This is usually when there's a global definition
-                    // that must be overridden.
-                    // Theoretically speaking, we could have a
-                    // AttrDef_DenyAll, but this is faster!
-                    $result = false;
-                } else {
-                    // validate according to the element's definition
-                    $result = $defs[$attr_key]->validate(
-                                    $value, $config, $context
-                               );
-                }
-            } elseif ( isset($d_defs[$attr_key]) ) {
-                // there is a global definition defined, validate according
-                // to the global definition
-                $result = $d_defs[$attr_key]->validate(
-                                $value, $config, $context
-                           );
-            } else {
-                // system never heard of the attribute? DELETE!
-                $result = false;
-            }
-
-            // put the results into effect
-            if ($result === false || $result === null) {
-                // this is a generic error message that should replaced
-                // with more specific ones when possible
-                if ($e) $e->send(E_ERROR, 'AttrValidator: Attribute removed');
-
-                // remove the attribute
-                unset($attr[$attr_key]);
-            } elseif (is_string($result)) {
-                // generally, if a substitution is happening, there
-                // was some sort of implicit correction going on. We'll
-                // delegate it to the attribute classes to say exactly what.
-
-                // simple substitution
-                $attr[$attr_key] = $result;
-            } else {
-                // nothing happens
-            }
-
-            // we'd also want slightly more complicated substitution
-            // involving an array as the return value,
-            // although we're not sure how colliding attributes would
-            // resolve (certain ones would be completely overriden,
-            // others would prepend themselves).
-        }
-
-        $context->destroy('CurrentAttr');
-
-        // post transforms
-
-        // global (error reporting untested)
-        foreach ($definition->info_attr_transform_post as $transform) {
-            $attr = $transform->transform($o = $attr, $config, $context);
-            if ($e) {
-                if ($attr != $o) $e->send(E_NOTICE, 'AttrValidator: Attributes transformed', $o, $attr);
-            }
-        }
-
-        // local (error reporting untested)
-        foreach ($definition->info[$token->name]->attr_transform_post as $transform) {
-            $attr = $transform->transform($o = $attr, $config, $context);
-            if ($e) {
-                if ($attr != $o) $e->send(E_NOTICE, 'AttrValidator: Attributes transformed', $o, $attr);
-            }
-        }
-
-        $token->attr = $attr;
-
-        // destroy CurrentToken if we made it ourselves
-        if (!$current_token) $context->destroy('CurrentToken');
-
-    }
+	/**
+	 * Validates the attributes of a token, returning a modified token
+	 * that has valid tokens
+	 * @param $token Reference to token to validate. We require a reference
+	 *     because the operation this class performs on the token are
+	 *     not atomic, so the context CurrentToken to be updated
+	 *     throughout
+	 * @param $config Instance of HTMLPurifier_Config
+	 * @param $context Instance of HTMLPurifier_Context
+	 */
+	public function validateToken(&$token, &$config, $context) {
+
+		$definition = $config->getHTMLDefinition();
+		$e =& $context->get('ErrorCollector', true);
+
+		// initialize IDAccumulator if necessary
+		$ok =& $context->get('IDAccumulator', true);
+		if (!$ok) {
+			$id_accumulator = HTMLPurifier_IDAccumulator::build($config, $context);
+			$context->register('IDAccumulator', $id_accumulator);
+		}
+
+		// initialize CurrentToken if necessary
+		$current_token =& $context->get('CurrentToken', true);
+		if (!$current_token) $context->register('CurrentToken', $token);
+
+		if (
+			!$token instanceof HTMLPurifier_Token_Start &&
+			!$token instanceof HTMLPurifier_Token_Empty
+		) return $token;
+
+		// create alias to global definition array, see also $defs
+		// DEFINITION CALL
+		$d_defs = $definition->info_global_attr;
+
+		// don't update token until the very end, to ensure an atomic update
+		$attr = $token->attr;
+
+		// do global transformations (pre)
+		// nothing currently utilizes this
+		foreach ($definition->info_attr_transform_pre as $transform) {
+			$attr = $transform->transform($o = $attr, $config, $context);
+			if ($e) {
+				if ($attr != $o) $e->send(E_NOTICE, 'AttrValidator: Attributes transformed', $o, $attr);
+			}
+		}
+
+		// do local transformations only applicable to this element (pre)
+		// ex. <p align="right"> to <p style="text-align:right;">
+		foreach ($definition->info[$token->name]->attr_transform_pre as $transform) {
+			$attr = $transform->transform($o = $attr, $config, $context);
+			if ($e) {
+				if ($attr != $o) $e->send(E_NOTICE, 'AttrValidator: Attributes transformed', $o, $attr);
+			}
+		}
+
+		// create alias to this element's attribute definition array, see
+		// also $d_defs (global attribute definition array)
+		// DEFINITION CALL
+		$defs = $definition->info[$token->name]->attr;
+
+		$attr_key = false;
+		$context->register('CurrentAttr', $attr_key);
+
+		// iterate through all the attribute keypairs
+		// Watch out for name collisions: $key has previously been used
+		foreach ($attr as $attr_key => $value) {
+
+			// call the definition
+			if ( isset($defs[$attr_key]) ) {
+				// there is a local definition defined
+				if ($defs[$attr_key] === false) {
+					// We've explicitly been told not to allow this element.
+					// This is usually when there's a global definition
+					// that must be overridden.
+					// Theoretically speaking, we could have a
+					// AttrDef_DenyAll, but this is faster!
+					$result = false;
+				} else {
+					// validate according to the element's definition
+					$result = $defs[$attr_key]->validate(
+									$value, $config, $context
+							   );
+				}
+			} elseif ( isset($d_defs[$attr_key]) ) {
+				// there is a global definition defined, validate according
+				// to the global definition
+				$result = $d_defs[$attr_key]->validate(
+								$value, $config, $context
+						   );
+			} else {
+				// system never heard of the attribute? DELETE!
+				$result = false;
+			}
+
+			// put the results into effect
+			if ($result === false || $result === null) {
+				// this is a generic error message that should replaced
+				// with more specific ones when possible
+				if ($e) $e->send(E_ERROR, 'AttrValidator: Attribute removed');
+
+				// remove the attribute
+				unset($attr[$attr_key]);
+			} elseif (is_string($result)) {
+				// generally, if a substitution is happening, there
+				// was some sort of implicit correction going on. We'll
+				// delegate it to the attribute classes to say exactly what.
+
+				// simple substitution
+				$attr[$attr_key] = $result;
+			} else {
+				// nothing happens
+			}
+
+			// we'd also want slightly more complicated substitution
+			// involving an array as the return value,
+			// although we're not sure how colliding attributes would
+			// resolve (certain ones would be completely overriden,
+			// others would prepend themselves).
+		}
+
+		$context->destroy('CurrentAttr');
+
+		// post transforms
+
+		// global (error reporting untested)
+		foreach ($definition->info_attr_transform_post as $transform) {
+			$attr = $transform->transform($o = $attr, $config, $context);
+			if ($e) {
+				if ($attr != $o) $e->send(E_NOTICE, 'AttrValidator: Attributes transformed', $o, $attr);
+			}
+		}
+
+		// local (error reporting untested)
+		foreach ($definition->info[$token->name]->attr_transform_post as $transform) {
+			$attr = $transform->transform($o = $attr, $config, $context);
+			if ($e) {
+				if ($attr != $o) $e->send(E_NOTICE, 'AttrValidator: Attributes transformed', $o, $attr);
+			}
+		}
+
+		$token->attr = $attr;
+
+		// destroy CurrentToken if we made it ourselves
+		if (!$current_token) $context->destroy('CurrentToken');
+
+	}
 
 
 }

Spacing +5 added lines, -5 removed lines

@@ -21,17 +21,17 @@ 
     public function validateToken(&$token, &$config, $context) {
 
         $definition = $config->getHTMLDefinition();
-        $e =& $context->get('ErrorCollector', true);
+        $e = & $context->get('ErrorCollector', true);
 
         // initialize IDAccumulator if necessary
-        $ok =& $context->get('IDAccumulator', true);
+        $ok = & $context->get('IDAccumulator', true);
         if (!$ok) {
             $id_accumulator = HTMLPurifier_IDAccumulator::build($config, $context);
             $context->register('IDAccumulator', $id_accumulator);
         }
 
         // initialize CurrentToken if necessary
-        $current_token =& $context->get('CurrentToken', true);
+        $current_token = & $context->get('CurrentToken', true);
         if (!$current_token) $context->register('CurrentToken', $token);
 
         if (
@@ -77,7 +77,7 @@ 
         foreach ($attr as $attr_key => $value) {
 
             // call the definition
-            if ( isset($defs[$attr_key]) ) {
+            if (isset($defs[$attr_key])) {
                 // there is a local definition defined
                 if ($defs[$attr_key] === false) {
                     // We've explicitly been told not to allow this element.
@@ -92,7 +92,7 @@ 
                                     $value, $config, $context
                                );
                 }
-            } elseif ( isset($d_defs[$attr_key]) ) {
+            } elseif (isset($d_defs[$attr_key])) {
                 // there is a global definition defined, validate according
                 // to the global definition
                 $result = $d_defs[$attr_key]->validate(

Braces +24 added lines, -8 removed lines

@@ -32,12 +32,16 @@ 
 
         // initialize CurrentToken if necessary
         $current_token =& $context->get('CurrentToken', true);
-        if (!$current_token) $context->register('CurrentToken', $token);
+        if (!$current_token) {
+        	$context->register('CurrentToken', $token);
+        }
 
         if (
             !$token instanceof HTMLPurifier_Token_Start &&
             !$token instanceof HTMLPurifier_Token_Empty
-        ) return $token;
+        ) {
+        	return $token;
+        }
 
         // create alias to global definition array, see also $defs
         // DEFINITION CALL
@@ -51,7 +55,9 @@ 
         foreach ($definition->info_attr_transform_pre as $transform) {
             $attr = $transform->transform($o = $attr, $config, $context);
             if ($e) {
-                if ($attr != $o) $e->send(E_NOTICE, 'AttrValidator: Attributes transformed', $o, $attr);
+                if ($attr != $o) {
+                	$e->send(E_NOTICE, 'AttrValidator: Attributes transformed', $o, $attr);
+                }
             }
         }
 
@@ -60,7 +66,9 @@ 
         foreach ($definition->info[$token->name]->attr_transform_pre as $transform) {
             $attr = $transform->transform($o = $attr, $config, $context);
             if ($e) {
-                if ($attr != $o) $e->send(E_NOTICE, 'AttrValidator: Attributes transformed', $o, $attr);
+                if ($attr != $o) {
+                	$e->send(E_NOTICE, 'AttrValidator: Attributes transformed', $o, $attr);
+                }
             }
         }
 
@@ -107,7 +115,9 @@ 
             if ($result === false || $result === null) {
                 // this is a generic error message that should replaced
                 // with more specific ones when possible
-                if ($e) $e->send(E_ERROR, 'AttrValidator: Attribute removed');
+                if ($e) {
+                	$e->send(E_ERROR, 'AttrValidator: Attribute removed');
+                }
 
                 // remove the attribute
                 unset($attr[$attr_key]);
@@ -137,7 +147,9 @@ 
         foreach ($definition->info_attr_transform_post as $transform) {
             $attr = $transform->transform($o = $attr, $config, $context);
             if ($e) {
-                if ($attr != $o) $e->send(E_NOTICE, 'AttrValidator: Attributes transformed', $o, $attr);
+                if ($attr != $o) {
+                	$e->send(E_NOTICE, 'AttrValidator: Attributes transformed', $o, $attr);
+                }
             }
         }
 
@@ -145,14 +157,18 @@ 
         foreach ($definition->info[$token->name]->attr_transform_post as $transform) {
             $attr = $transform->transform($o = $attr, $config, $context);
             if ($e) {
-                if ($attr != $o) $e->send(E_NOTICE, 'AttrValidator: Attributes transformed', $o, $attr);
+                if ($attr != $o) {
+                	$e->send(E_NOTICE, 'AttrValidator: Attributes transformed', $o, $attr);
+                }
             }
         }
 
         $token->attr = $attr;
 
         // destroy CurrentToken if we made it ourselves
-        if (!$current_token) $context->destroy('CurrentToken');
+        if (!$current_token) {
+        	$context->destroy('CurrentToken');
+        }
 
     }