/**
* Overloading
*
* For PHP < 5.3.0, provides access to the getPrevious() method.
*
* @param string $method
* @param array $args
* @return mixed
*/
public function __call($method, array $args)
{
if ('getprevious' == i::lower($method)) {
return $this->_getPrevious();
}
return null;
}
public function run($method, $parameters = array())
{
$class = 'Service_' . ucfirst(\i::lower($this->_name)) . '_' . ucfirst(\i::lower($method));
$code = '<?php' . "\nclass " . $class . "\n{\n";
foreach ($this->_methods as $name => $methodCode) {
$code .= "\t" . $methodCode . "\n";
}
$code .= '}';
$file = CACHE_PATH . DS . sha1($this->_name . $method . time()) . '.php';
file_put_contents($file, $code);
require_once $file;
$return = call_user_func_array(array($class, $method), $parameters);
unlink($file);
return $return;
}
/**
* @todo use file cache
*
* @throws Exception
* @return string
*/
protected function _render()
{
if (mb_strlen($this->_html, 'utf-8') === 0 && empty($this->_url)) {
throw new Exception("HTML content or source URL not set.");
}
if ($this->getUrl()) {
$input = $this->getUrl();
} else {
File::put($this->getFilePath(), $this->getHtml());
$input = $this->getFilePath();
}
$content = $this->_exec(repl('%input%', $input, $this->_getCommand()));
if (strpos(i::lower($content['stderr']), 'error')) {
throw new Exception("System error <pre>" . $content['stderr'] . "</pre>");
}
if (mb_strlen($content['stdout'], 'utf-8') === 0) {
throw new Exception("WKHTMLTOPDF didn't return any data.");
}
if ((int) $content['return'] > 1) {
throw new Exception("Shell error, return code : " . (int) $content['return']);
}
return $content['stdout'];
}
