mirror of
https://github.com/ezyang/htmlpurifier.git
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7a8edc88f9
- Register Generator context variable. - Implement special substitutions for error collector. - Also sort by order the errors came in. - Fix line number determination bug in Lexer::create(). - Remove vestigial variables. - Force all tag transforms to use copy(), implement serialize, unserialize algorithm for copy() in tokens. git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1238 48356398-32a2-884e-a903-53898d9a118a
119 lines
4.1 KiB
PHP
119 lines
4.1 KiB
PHP
<?php
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require_once 'HTMLPurifier/Generator.php';
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/**
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* Error collection class that enables HTML Purifier to report HTML
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* problems back to the user
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*/
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class HTMLPurifier_ErrorCollector
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{
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var $errors = array();
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var $locale;
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var $generator;
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var $context;
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function HTMLPurifier_ErrorCollector(&$context) {
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$this->locale =& $context->get('Locale');
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$this->generator =& $context->get('Generator');
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$this->context =& $context;
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}
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/**
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* Sends an error message to the collector for later use
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* @param $line Integer line number, or HTMLPurifier_Token that caused error
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* @param $severity int Error severity, PHP error style (don't use E_USER_)
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* @param $msg string Error message text
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*/
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function send($severity, $msg, $args = array()) {
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if (func_num_args() == 2) {
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$msg = $this->locale->getMessage($msg);
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} else {
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// setup one-based array if necessary
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if (!is_array($args)) {
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$args = func_get_args();
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array_shift($args);
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unset($args[0]);
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}
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$msg = $this->locale->formatMessage($msg, $args);
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}
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$token = $this->context->get('CurrentToken', true);
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$line = $token ? $token->line : $this->context->get('CurrentLine', true);
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$attr = $this->context->get('CurrentAttr', true);
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// perform special substitutions
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// Currently defined: $CurrentToken.Name, $CurrentToken.Serialized,
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// $CurrentAttr.Name, $CurrentAttr.Value
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if (strpos($msg, '$') !== false) {
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$subst = array();
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if (!is_null($token)) {
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if (isset($token->name)) $subst['$CurrentToken.Name'] = $token->name;
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$subst['$CurrentToken.Serialized'] = $this->generator->generateFromToken($token);
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}
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if (!is_null($attr)) {
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$subst['$CurrentAttr.Name'] = $attr;
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if (isset($token->attr[$attr])) $subst['$CurrentAttr.Value'] = $token->attr[$attr];
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}
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if (!empty($subst)) $msg = strtr($msg, $subst);
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}
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$this->errors[] = array($line, $severity, $msg);
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}
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/**
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* Retrieves raw error data for custom formatter to use
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* @param List of arrays in format of array(Error message text,
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* token that caused error, tokens surrounding token)
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*/
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function getRaw() {
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return $this->errors;
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}
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/**
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* Default HTML formatting implementation for error messages
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* @param $config Configuration array, vital for HTML output nature
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*/
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function getHTMLFormatted($config) {
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$generator = new HTMLPurifier_Generator();
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$generator->generateFromTokens(array(), $config, $this->context); // initialize
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$ret = array();
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$errors = $this->errors;
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// sort error array by line
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// line numbers are enabled if they aren't explicitly disabled
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if ($config->get('Core', 'MaintainLineNumbers') !== false) {
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$lines = array();
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$original_order = array();
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foreach ($errors as $i => $error) {
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$lines[] = $error[0];
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$original_order[] = $i;
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}
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array_multisort($lines, SORT_ASC, $original_order, SORT_ASC, $errors);
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}
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foreach ($errors as $error) {
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list($line, $severity, $msg) = $error;
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$string = '';
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$string .= $this->locale->getErrorName($severity) . ': ';
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$string .= $generator->escape($msg);
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if ($line) {
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// have javascript link generation that causes
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// textarea to skip to the specified line
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$string .= $this->locale->formatMessage(
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'ErrorCollector: At line', array('line' => $line));
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}
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$ret[] = $string;
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}
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if (empty($errors)) {
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return '<p>' . $this->locale->getMessage('ErrorCollector: No errors') . '</p>';
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} else {
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return '<ul><li>' . implode('</li><li>', $ret) . '</li></ul>';
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}
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}
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}
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?>
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