/**
* Render the profiler. Output is added to the bottom of the page by default.
*
* @param boolean return the output if YES
* @return void|string
*/
public function render($return = NO)
{
$start = microtime(YES);
$get = isset($_GET['profiler']) ? explode(',', $_GET['profiler']) : array();
$this->show = empty($get) ? Eight::config('profiler.show') : $get;
Event::run('profiler.run', $this);
$styles = '';
foreach ($this->profiles as $profile) {
$styles .= $profile->styles();
}
// Don't display if there's no profiles
if (empty($this->profiles)) {
return;
}
// Load the profiler view
$data = array('profiles' => $this->profiles, 'styles' => $styles, 'execution_time' => microtime(YES) - $start);
$view = new View('profiler/profiler', $data);
// Return rendered view if $return is YES
if ($return == YES) {
return $view->render();
}
// Add profiler data to the output
if (stripos(Eight::$output, '</body>') !== NO) {
// Closing body tag was found, insert the profiler data before it
Eight::$output = str_ireplace('</body>', $view->render() . '</body>', Eight::$output);
} else {
// Append the profiler data to the output
Eight::$output .= $view->render();
}
}
/**
* Prevent any output from being displayed. Executed during system.display.
*
* @return void
*/
public static function prevent_output()
{
Eight::$output = '';
}
/**
* Eight output handler.
*
* @param string current output buffer
* @return string
*/
public static function output_buffer($output)
{
if (!Event::has_run('system.send_headers')) {
// Run the send_headers event, specifically for cookies being set
Event::run('system.send_headers');
}
// Set final output
self::$output = $output;
// Look for errors in the output buffer
if (!self::$configuration['core']['display_errors'] && self::$configuration['core']['catch_all_errors']) {
if (preg_match('#<phperror>.*</phperror>#is', self::$output, $matches)) {
// We only care about the first error
$match = $matches[0];
// Pull some info out of the error
preg_match('#error:(.*)\\ in\\ (.*)\\ on\\ line ([0-9]+)#i', strip_tags($match), $matches);
$error = new Eight_Exception_PHP(E_ERROR, trim($matches[1]), trim($matches[2]), trim($matches[3]));
// Log the error
self::log('error', Eight_Exception_PHP::text($error));
self::log_save();
// Show the pretty error page
self::$output = file_get_contents(self::find_file('views', 'eight/error_disabled', TRUE));
}
}
// Set and return the final output
return self::$output;
}
/**
* Eight output handler.
*
* @param string current output buffer
* @return string
*/
public static function output_buffer($output)
{
if (!Event::has_run('system.send_headers')) {
// Run the send_headers event, specifically for cookies being set
Event::run('system.send_headers');
}
// Set final output
self::$output = $output;
// Set and return the final output
return self::$output;
}
