0
0
mirror of https://github.com/ezyang/htmlpurifier.git synced 2024-11-14 01:08:41 +00:00
htmlpurifier/library/HTMLPurifier/ErrorCollector.php
Edward Z. Yang a7fab00cdd [3.0.0] Convert all $context calls away from references
- Update TODO list
- URISchemeRegistry doesn't return a reference for instance anymore, should do the same for other singletons

git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1477 48356398-32a2-884e-a903-53898d9a118a
2008-01-05 00:10:43 +00:00

119 lines
3.8 KiB
PHP

<?php
require_once 'HTMLPurifier/Generator.php';
/**
* Error collection class that enables HTML Purifier to report HTML
* problems back to the user
*/
class HTMLPurifier_ErrorCollector
{
protected $errors = array();
protected $locale;
protected $generator;
protected $context;
public function __construct($context) {
$this->locale =& $context->get('Locale');
$this->generator =& $context->get('Generator');
$this->context =& $context;
}
/**
* Sends an error message to the collector for later use
* @param $line Integer line number, or HTMLPurifier_Token that caused error
* @param $severity int Error severity, PHP error style (don't use E_USER_)
* @param $msg string Error message text
*/
public function send($severity, $msg) {
$args = array();
if (func_num_args() > 2) {
$args = func_get_args();
array_shift($args);
unset($args[0]);
}
$token = $this->context->get('CurrentToken', true);
$line = $token ? $token->line : $this->context->get('CurrentLine', true);
$attr = $this->context->get('CurrentAttr', true);
// perform special substitutions, also add custom parameters
$subst = array();
if (!is_null($token)) {
$args['CurrentToken'] = $token;
}
if (!is_null($attr)) {
$subst['$CurrentAttr.Name'] = $attr;
if (isset($token->attr[$attr])) $subst['$CurrentAttr.Value'] = $token->attr[$attr];
}
if (empty($args)) {
$msg = $this->locale->getMessage($msg);
} else {
$msg = $this->locale->formatMessage($msg, $args);
}
if (!empty($subst)) $msg = strtr($msg, $subst);
$this->errors[] = array($line, $severity, $msg);
}
/**
* Retrieves raw error data for custom formatter to use
* @param List of arrays in format of array(Error message text,
* token that caused error, tokens surrounding token)
*/
public function getRaw() {
return $this->errors;
}
/**
* Default HTML formatting implementation for error messages
* @param $config Configuration array, vital for HTML output nature
*/
public function getHTMLFormatted($config) {
$ret = array();
$errors = $this->errors;
// sort error array by line
// line numbers are enabled if they aren't explicitly disabled
if ($config->get('Core', 'MaintainLineNumbers') !== false) {
$has_line = array();
$lines = array();
$original_order = array();
foreach ($errors as $i => $error) {
$has_line[] = (int) (bool) $error[0];
$lines[] = $error[0];
$original_order[] = $i;
}
array_multisort($has_line, SORT_DESC, $lines, SORT_ASC, $original_order, SORT_ASC, $errors);
}
foreach ($errors as $error) {
list($line, $severity, $msg) = $error;
$string = '';
$string .= '<strong>' . $this->locale->getErrorName($severity) . '</strong>: ';
$string .= $this->generator->escape($msg);
if ($line) {
// have javascript link generation that causes
// textarea to skip to the specified line
$string .= $this->locale->formatMessage(
'ErrorCollector: At line', array('line' => $line));
}
$ret[] = $string;
}
if (empty($errors)) {
return '<p>' . $this->locale->getMessage('ErrorCollector: No errors') . '</p>';
} else {
return '<ul><li>' . implode('</li><li>', $ret) . '</li></ul>';
}
}
}