Viewing file:  css_error_logger.php (4.13 KB) -rw-r--r--
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<?php
/**
* Customize error renderer with default PEAR_Error object
* and PEAR::Log (db handler, mysql driver).
*
* PHP versions 4 and 5
*
* @category HTML
* @package HTML_CSS
* @subpackage Examples
* @author Klaus Guenther <klaus@capitalfocus.org>
* @author Laurent Laville <pear@laurent-laville.org>
* @copyright 2005-2009 Klaus Guenther, Laurent Laville
* @license http://www.opensource.org/licenses/bsd-license.php BSD
* @version CVS: $Id: css_error_logger.php,v 1.9 2009/01/19 23:22:39 farell Exp $
* @link http://pear.php.net/package/HTML_CSS
* @since File available since Release 1.0.0RC1
* @ignore
*/
require_once 'HTML/CSS.php';
require_once 'PEAR.php';
require_once 'Log.php';
/**
* Determine whether to display or log an error.
*
* @param object $css_error instance of HTML_CSS_Error
*
* @return void
* @ignore
*/
function myErrorCallback($css_error)
{
$display_errors = ini_get('display_errors');
$log_errors = ini_get('log_errors');
if ($display_errors) {
printf('<b>HTML_CSS error :</b> %s<br/>', $css_error->getMessage());
}
if ($log_errors) {
$userinfo = $css_error->getUserInfo();
$lineFormat = '%1$s %2$s';
$contextFormat = '(Function="%3$s" File="%1$s" Line="%2$s")';
$options =& $userinfo['log']['sql'];
$db_table =& $options['name'];
$ident =& $options['ident'];
$conf =& $options['conf'];
if (isset($conf['lineFormat'])) {
$lineFormat = $conf['lineFormat'];
}
if (isset($conf['contextFormat'])) {
$contextFormat = $conf['contextFormat'];
}
$logger = &Log::singleton('sql', $db_table, $ident, $conf);
$msg = $css_error->getMessage();
$ctx = $css_error->sprintContextExec($contextFormat);
$message = sprintf($lineFormat, $msg, $ctx);
switch ($userinfo['level']) {
case 'exception':
$logger->alert($message);
break;
case 'error':
$logger->err($message);
break;
case 'warning':
$logger->warning($message);
break;
default:
$logger->notice($message);
}
}
}
/**
* Replace default internal error handler.
*
* Always returns error, but do nothing
*
* @return null
* @ignore
*/
function myErrorHandler()
{
// always returns error; do not halt script on exception
return null;
}
ini_set('display_errors', 1);
ini_set('log_errors', 1);
// Example A. ---------------------------------------------
PEAR::setErrorHandling(PEAR_ERROR_CALLBACK, 'myErrorCallback');
$dbms = 'mysql'; // your database management system
$db_user = 'root'; // your database user account
$db_pass = '****'; // your database user-password account
$db_name = 'test'; // your database name
$db_table = 'log_table'; // your database log table
/**
* CREATE TABLE log_table (
* id INT NOT NULL,
* logtime TIMESTAMP NOT NULL,
* ident CHAR(16) NOT NULL,
* priority INT NOT NULL,
* message VARCHAR(255),
* PRIMARY KEY (id)
* );
*/
$options = array(
'dsn' => "$dbms://$db_user:$db_pass@/$db_name",
'contextFormat' => '[File="%1$s" Line="%2$s"]'
);
$sql_handler = array('name' => $db_table,
'ident' => 'HTML_CSS',
'conf' => $options
);
$logConfig = array('sql' => $sql_handler);
$prefs = array(
'push_callback' => 'myErrorHandler',
'handler' => array('log' => $logConfig)
);
$attribs = array();
$css1 = new HTML_CSS($attribs, $prefs);
// A1. Error
$group1 = $css1->createGroup('body, html', 'grp1');
$group2 = $css1->createGroup('p, html', 'grp1');
// A2. Error
$css1->getStyle('h1', 'class');
// A3. Exception
$css1->setXhtmlCompliance('true');
$msg = "<br/><hr/>";
$msg .= "Previous errors has been recorded in database '$db_name'," .
" table '$db_table'";
echo "$msg <br/><br/>";
print 'still alive !';
?>
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