FALSE));
// Capture any output from JShrink.
$error = trim(ob_get_contents());
if (!empty($error)) {
$no_errors = FALSE;
throw new Exception($error);
}
}
catch (Exception $e) {
$no_errors = FALSE;
// Log the JShrink exception and rollback to uncompressed content.
if ($log_errors) {
watchdog('advagg_js_compress', '@message @contents
', array(
'@message' => $e->getMessage(),
'@contents' => $contents_before,
), WATCHDOG_WARNING);
}
$contents = $contents_before;
}
ob_end_clean();
return $no_errors;
}
/**
* Compress a JS string using jsqueeze.
*
* @param string $contents
* Javascript string.
* @param bool $log_errors
* FALSE to disable logging to watchdog on failure.
* @param array $aggregate_settings
* The aggregate_settings array.
*/
function advagg_js_compress_jsqueeze(&$contents, $log_errors = TRUE, array $aggregate_settings = array()) {
$no_errors = TRUE;
$contents_before = $contents;
// Set max nesting level.
if (!class_exists('Patchwork\JSqueeze')) {
$nesting_level = ini_get('xdebug.max_nesting_level');
if (!empty($nesting_level) && $nesting_level < 200) {
ini_set('xdebug.max_nesting_level', 200);
}
}
// Try libraries for jsqueeze.
if (is_callable('libraries_load')) {
libraries_load('jsqueeze');
}
if (!class_exists('Patchwork\JSqueeze')) {
// Only include jshrink.inc if the Patchwork\JSqueeze class doesn't exist.
include drupal_get_path('module', 'advagg_js_compress') . '/jsqueeze.inc';
}
ob_start();
try {
$add_license_setting
= isset($aggregate_settings['variables']['advagg_js_compress_add_license']) ?
$aggregate_settings['variables']['advagg_js_compress_add_license'] :
variable_get('advagg_js_compress_add_license', ADVAGG_JS_COMPRESS_ADD_LICENSE);
$keep_important_comments = FALSE;
if ($add_license_setting == 2 || $add_license_setting == 3) {
$keep_important_comments = TRUE;
}
// Minify the contents of the aggregated file.
$jz = new JSqueeze();
$contents = $jz->squeeze(
$contents,
TRUE,
$keep_important_comments,
FALSE
);
// Capture any output from JSqueeze.
$error = trim(ob_get_contents());
if (!empty($error)) {
$no_errors = FALSE;
throw new Exception($error);
}
}
catch (Exception $e) {
$no_errors = FALSE;
// Log the JSqueeze exception and rollback to uncompressed content.
if ($log_errors) {
watchdog('advagg_js_compress', '@message @contents
', array(
'@message' => $e->getMessage(),
'@contents' => $contents_before,
), WATCHDOG_WARNING);
}
$contents = $contents_before;
}
ob_end_clean();
return $no_errors;
}