/**
* 根据类型和小图路径，得到某一张小图的配置
* @param $type
* @param $image
*/
public function getSingleImageConfig($type, $image)
{
$ret = null;
$path = $this->root . '/' . C('IMERGE_IMAGE_DIR') . '/' . $type;
$filename = file_uid($image);
$autoPath = $path . '/' . $filename . '.php';
$customPath = $path . '/_' . $filename . '.php';
if (file_exists($customPath)) {
$config = (include $customPath);
$ret = $config[$image];
} elseif (file_exists($autoPath)) {
$config = (include $autoPath);
$ret = $config[$image];
}
return $ret;
}
/**
* 写入缓存
* @param $path
* @param $contents
*/
private static function updateCache($path, $contents)
{
$file = self::$cacheDir . '/' . file_uid($path);
contents_to_file($file, $contents);
self::$cacheMap[$path] = $file;
}
public function getFileUid()
{
if (!$this->fileUid) {
$this->fileUid = file_uid($this->contents, $this->type);
}
return $this->fileUid;
}
/**
* 添加一张小图配置
* @param $type
* @param $image
* @param null $config
* @return bool
*/
public function addSingleImageConfig($type, $image, $config = null)
{
$path = $this->root . '/' . C('IMERGE_IMAGE_DIR') . '/' . $type;
$filename = file_uid($image);
$oldFile = $path . '/' . $filename . '.php';
$newFile = $path . '/_' . $filename . '.php';
if (file_exists($oldFile) || file_exists($newFile)) {
// 小图已存在
return false;
} else {
if (is_null($config)) {
$config = MergeConfigGenerator::getDefaultConfig();
}
contents_to_file($newFile, self::configStringify($config, $image));
return true;
}
}