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📁 ..
📄 Arborize.php(2.49 KB)
📄 AttrCollections.php(4.75 KB)
📁 AttrDef
📄 AttrDef.php(5.07 KB)
📁 AttrTransform
📄 AttrTransform.php(1.94 KB)
📄 AttrTypes.php(3.67 KB)
📄 AttrValidator.php(6.42 KB)
📄 Bootstrap.php(4.5 KB)
📄 CSSDefinition.php(19.13 KB)
📁 ChildDef
📄 ChildDef.php(1.52 KB)
📄 Config.php(30.96 KB)
📁 ConfigSchema
📄 ConfigSchema.php(5.76 KB)
📄 ContentSets.php(5.51 KB)
📄 Context.php(2.57 KB)
📄 Definition.php(1.33 KB)
📁 DefinitionCache
📄 DefinitionCache.php(3.82 KB)
📄 DefinitionCacheFactory.php(3.13 KB)
📄 Doctype.php(1.54 KB)
📄 DoctypeRegistry.php(4.13 KB)
📄 ElementDef.php(7.35 KB)
📄 Encoder.php(25.19 KB)
📁 EntityLookup
📄 EntityLookup.php(1.39 KB)
📄 EntityParser.php(9.75 KB)
📄 ErrorCollector.php(7.45 KB)
📄 ErrorStruct.php(1.85 KB)
📄 Exception.php(177 B)
📁 Filter
📄 Filter.php(1.59 KB)
📄 Generator.php(10.01 KB)
📄 HTMLDefinition.php(17.33 KB)
📁 HTMLModule
📄 HTMLModule.php(9.96 KB)
📄 HTMLModuleManager.php(15.57 KB)
📄 IDAccumulator.php(1.61 KB)
📁 Injector
📄 Injector.php(8.79 KB)
📁 Language
📄 Language.php(5.92 KB)
📄 LanguageFactory.php(6.46 KB)
📄 Length.php(3.8 KB)
📁 Lexer
📄 Lexer.php(13.22 KB)
📁 Node
📄 Node.php(1.25 KB)
📄 PercentEncoder.php(3.48 KB)
📁 Printer
📄 Printer.php(5.76 KB)
📄 PropertyList.php(2.72 KB)
📄 PropertyListIterator.php(894 B)
📄 Queue.php(1.51 KB)
📁 Strategy
📄 Strategy.php(762 B)
📄 StringHash.php(1.07 KB)
📄 StringHashParser.php(3.56 KB)
📁 TagTransform
📄 TagTransform.php(1.07 KB)
📁 Token
📄 Token.php(2.17 KB)
📄 TokenFactory.php(3.03 KB)
📄 URI.php(10.35 KB)
📄 URIDefinition.php(3.35 KB)
📁 URIFilter
📄 URIFilter.php(2.31 KB)
📄 URIParser.php(2.24 KB)
📁 URIScheme
📄 URIScheme.php(3.4 KB)
📄 URISchemeRegistry.php(2.35 KB)
📄 UnitConverter.php(9.89 KB)
📁 VarParser
📄 VarParser.php(5.85 KB)
📄 VarParserException.php(157 B)
📄 Zipper.php(4.34 KB)

Editing: AttrValidator.php

<?php

/**
 * Validates the attributes of a token. Doesn't manage required attributes
 * very well. The only reason we factored this out was because RemoveForeignElements
 * also needed it besides ValidateAttributes.
 */
class HTMLPurifier_AttrValidator
{

/**
     * Validates the attributes of a token, mutating it as necessary.
     * that has valid tokens
     * @param HTMLPurifier_Token $token Token to validate.
     * @param HTMLPurifier_Config $config Instance of HTMLPurifier_Config
     * @param HTMLPurifier_Context $context Instance of HTMLPurifier_Context
     */
    public function validateToken($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;
        }

// 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');
        }

}

// vim: et sw=4 sts=4

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Editing: AttrValidator.php

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