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Remove trailing whitespace.

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Signed-off-by: Edward Z. Yang <edwardzyang@thewritingpot.com>
This commit is contained in:
Edward Z. Yang
2008-12-06 02:28:20 -05:00
parent 3a6b63dff1
commit 2c955af135
476 changed files with 5595 additions and 5547 deletions
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76
library/HTMLPurifier.php
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@@ -1,11 +1,11 @@
<?php
/*! @mainpage
*
*
* HTML Purifier is an HTML filter that will take an arbitrary snippet of
* HTML and rigorously test, validate and filter it into a version that
* is safe for output onto webpages. It achieves this by:
*
*
* -# Lexing (parsing into tokens) the document,
* -# Executing various strategies on the tokens:
* -# Removing all elements not in the whitelist,
@@ -13,7 +13,7 @@
* -# Fixing the nesting of the nodes, and
* -# Validating attributes of the nodes; and
* -# Generating HTML from the purified tokens.
*
*
* However, most users will only need to interface with the HTMLPurifier
* and HTMLPurifier_Config.
*/
@@ -39,44 +39,44 @@
/**
* Facade that coordinates HTML Purifier's subsystems in order to purify HTML.
*
* @note There are several points in which configuration can be specified
*
* @note There are several points in which configuration can be specified
* for HTML Purifier. The precedence of these (from lowest to
* highest) is as follows:
* -# Instance: new HTMLPurifier($config)
* -# Invocation: purify($html, $config)
* These configurations are entirely independent of each other and
* are *not* merged (this behavior may change in the future).
*
*
* @todo We need an easier way to inject strategies using the configuration
* object.
*/
class HTMLPurifier
{
/** Version of HTML Purifier */
public $version = '3.2.0';
/** Constant with version of HTML Purifier */
const VERSION = '3.2.0';
/** Global configuration object */
public $config;
/** Array of extra HTMLPurifier_Filter objects to run on HTML, for backwards compatibility */
private $filters = array();
/** Single instance of HTML Purifier */
private static $instance;
protected $strategy, $generator;
/**
* Resultant HTMLPurifier_Context of last run purification. Is an array
* of contexts if the last called method was purifyArray().
*/
public $context;
/**
* Initializes the purifier.
* @param $config Optional HTMLPurifier_Config object for all instances of
@@ -86,13 +86,13 @@ class HTMLPurifier
* HTMLPurifier_Config::create() supports.
*/
public function __construct($config = null) {
$this->config = HTMLPurifier_Config::create($config);
$this->strategy = new HTMLPurifier_Strategy_Core();
}
/**
* Adds a filter to process the output. First come first serve
* @param $filter HTMLPurifier_Filter object
@@ -101,10 +101,10 @@ class HTMLPurifier
trigger_error('HTMLPurifier->addFilter() is deprecated, use configuration directives in the Filter namespace or Filter.Custom', E_USER_WARNING);
$this->filters[] = $filter;
}
/**
* Filters an HTML snippet/document to be XSS-free and standards-compliant.
*
*
* @param $html String of HTML to purify
* @param $config HTMLPurifier_Config object for this operation, if omitted,
* defaults to the config object specified during this
@@ -113,38 +113,38 @@ class HTMLPurifier
* @return Purified HTML
*/
public function purify($html, $config = null) {
// :TODO: make the config merge in, instead of replace
$config = $config ? HTMLPurifier_Config::create($config) : $this->config;
// implementation is partially environment dependant, partially
// configuration dependant
$lexer = HTMLPurifier_Lexer::create($config);
$context = new HTMLPurifier_Context();
// setup HTML generator
$this->generator = new HTMLPurifier_Generator($config, $context);
$context->register('Generator', $this->generator);
// set up global context variables
if ($config->get('Core', 'CollectErrors')) {
// may get moved out if other facilities use it
$language_factory = HTMLPurifier_LanguageFactory::instance();
$language = $language_factory->create($config, $context);
$context->register('Locale', $language);
$error_collector = new HTMLPurifier_ErrorCollector($context);
$context->register('ErrorCollector', $error_collector);
}
// setup id_accumulator context, necessary due to the fact that
// AttrValidator can be called from many places
$id_accumulator = HTMLPurifier_IDAccumulator::build($config, $context);
$context->register('IDAccumulator', $id_accumulator);
$html = HTMLPurifier_Encoder::convertToUTF8($html, $config, $context);
// setup filters
$filter_flags = $config->getBatch('Filter');
$custom_filters = $filter_flags['Custom'];
@@ -161,13 +161,13 @@ class HTMLPurifier
}
$filters = array_merge($filters, $this->filters);
// maybe prepare(), but later
for ($i = 0, $filter_size = count($filters); $i < $filter_size; $i++) {
$html = $filters[$i]->preFilter($html, $config, $context);
}
// purified HTML
$html =
$html =
$this->generator->generateFromTokens(
// list of tokens
$this->strategy->execute(
@@ -179,16 +179,16 @@ class HTMLPurifier
$config, $context
)
);
for ($i = $filter_size - 1; $i >= 0; $i--) {
$html = $filters[$i]->postFilter($html, $config, $context);
}
$html = HTMLPurifier_Encoder::convertFromUTF8($html, $config, $context);
$this->context =& $context;
return $html;
}
/**
* Filters an array of HTML snippets
* @param $config Optional HTMLPurifier_Config object for this operation.
@@ -204,7 +204,7 @@ class HTMLPurifier
$this->context = $context_array;
return $array_of_html;
}
/**
* Singleton for enforcing just one HTML Purifier in your system
* @param $prototype Optional prototype HTMLPurifier instance to
@@ -223,12 +223,12 @@ class HTMLPurifier
}
return self::$instance;
}
/**
* @note Backwards compatibility, see instance()
*/
public static function getInstance($prototype = null) {
return HTMLPurifier::instance($prototype);
}
}