<?php
if (isNitroEnabled() && (getNitroPersistence('Smush.Method') && getNitroPersistence('Smush.Method') == 'local') && getNitroPersistence('Smush.OnDemand')) {
if (!empty($new_image) && file_exists(DIR_IMAGE . $new_image)) {
loadNitroLib('NitroSmush/NitroSmush');
$smusher = new NitroSmush();
global $registry;
$log = $registry->get('log');
try {
$filename = DIR_IMAGE . $new_image;
$res = $smusher->smush($filename);
if (!empty($res['errors']) && NITRO_DEBUG_MODE == 1) {
$log->write("[NitroSmush: {$filename}] => " . var_export($res, true));
}
} catch (Exception $e) {
set_time_limit(30);
}
}
}
private function smush($resume = false, $method = 'local')
{
session_write_close();
loadNitroLib('iprogress');
loadNitroLib('NitroSmush/NitroSmush');
$method = in_array($method, array('local', 'remote')) ? $method : 'local';
$progress = new iProgress('smush_web', 200);
$smusher = new NitroSmush();
$smusher->setTempDir(NITRO_FOLDER . 'temp');
$list_filename = NITRO_DATA_FOLDER . 'smush_files.flist';
$fh = fopen($list_filename, 'r');
if ($resume) {
fseek($fh, $progress->getData('last_pointer_position'), SEEK_SET);
$progress->resume();
}
$data_sizes = array('KiloBytes' => 1024, 'MegaBytes' => 1024 * 1024);
$progress->setData('is_process_active', true);
while ($this->smush_can_proceed($progress) && false !== ($filename = $this->smush_get_next_image($progress, $fh))) {
set_time_limit(30);
try {
switch ($method) {
case 'local':
$res = $smusher->smush($filename);
break;
case 'remote':
$res = $smusher->smush($filename, false, true);
break;
}
if ($res['smushed']) {
$savings = $progress->getData('b_saved');
$savings += $res['savings_b'];
$progress->setData('b_saved', $savings);
$saved_size = $res['savings_b'] . ' bytes';
foreach ($data_sizes as $k => $v) {
if ($res['savings_b'] > $v) {
$saved_size = number_format($res['savings_b'] / $v, 2) . " " . $k;
}
}
$progress->addMsg($filename . " -> Saved " . $saved_size . " (<b>" . $res['savings_percent'] . "%</b>)");
} else {
if (empty($res['errors'])) {
$already_smushed = $progress->getData('already_smushed');
$already_smushed++;
$progress->setData('already_smushed', $already_smushed);
$progress->addMsg($filename . " is already optimized");
} else {
foreach ($res['errors'] as $err) {
$progress->addMsg("<b>ERROR</b> [{$filename}] => {$err}");
}
}
}
} catch (Exception $e) {
$progress->addMsg("<b>Error</b> [{$filename}] => " . $e->getMessage());
}
$progress->iterateWith(1);
}
$progress->setData('last_smush_timestamp', time());
$progress->setData('is_process_active', false);
exit;
}