streams/Zotlabs/Daemon/CacheThumb.php

<?php /** @file */

namespace Zotlabs\Daemon;

require_once('include/photos.php');

class CacheThumb {

	static public function run($argc,$argv) {

		if (! $argc == 2) {
			return;
		}

		$path = 'cache/img/' . substr($argv[1],0,2) . '/' . $argv[1];

		$is = getimagesize($path);

		if (! $is) {
			return;
		}
		
		$width  = $is[0];
		$height = $is[1];

		$max_thumb = get_config('system','max_cache_thumbnail',1024);

		if ($width > $max_thumb || $height > $max_thumb) {
			$imagick_path = get_config('system','imagick_convert_path');
			if ($imagick_path && @file_exists($imagick_path)) {
				$tmp_name = $path . '-001';
				$newsize = photo_calculate_scale(array_merge($is,['max' => $max_thumb]));
				$cmd = $imagick_path . ' ' . escapeshellarg(PROJECT_BASE . '/' . $path) . ' -resize ' . $newsize . ' ' . escapeshellarg(PROJECT_BASE . '/' . $tmp_name);

				for ($x = 0; $x < 4; $x ++) {
					exec($cmd);
					if (file_exists($tmp_name)) {
						break;
					}
					continue;
				}
				
				if (! file_exists($tmp_name)) {
					return;
				}
				@rename($tmp_name,$path);
			}
		}
	}
}