Viewing file:  FileAPI.class.php (4 KB) -rw-r--r--
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<?php
class FileAPI {
const OK = 200;
const ERROR = 500;
private static function rRestructuringFilesArray(&$arrayForFill, $currentKey, $currentMixedValue, $fileDescriptionParam){
if( is_array($currentMixedValue) ){
foreach( $currentMixedValue as $nameKey => $mixedValue ){
self::rRestructuringFilesArray($arrayForFill[$currentKey],
$nameKey,
$mixedValue,
$fileDescriptionParam);
}
} else {
$arrayForFill[$currentKey][$fileDescriptionParam] = $currentMixedValue;
}
}
private static function determineMimeType(&$file){
if( function_exists('mime_content_type') ){
if( isset($file['tmp_name']) && is_string($file['tmp_name']) ){
if( $file['type'] == 'application/octet-stream' ){
$mime = mime_content_type($file['tmp_name']);
if( !empty($mime) ){
$file['type'] = $mime;
}
}
}
else if( is_array($file) ){
foreach( $file as &$entry ){
self::determineMimeType($entry);
}
}
}
}
/**
* Enable CORS -- http://enable-cors.org/
* @param array [$options]
*/
public static function enableCORS($options = null){
if( is_null($options) ){
$options = array();
}
if( !isset($options['origin']) ){
$options['origin'] = $_SERVER['HTTP_ORIGIN'];
}
if( !isset($options['methods']) ){
$options['methods'] = 'POST, GET';
}
if( !isset($options['headers']) ){
$options['headers'] = array();
}
header('Access-Control-Allow-Origin: ' . $options['origin']);
header('Access-Control-Allow-Methods: ' . $options['methods']);
header('Access-Control-Allow-Headers: ' . implode(', ', array_merge($options['headers'], array('X-Requested-With', 'Content-Range', 'Content-Disposition'))));
if( !isset($options['cookie']) || $options['cookie'] ){
header('Access-Control-Allow-Credentials: true');
}
}
/**
* Request header
* @return array
*/
public static function getRequestHeaders(){
$headers = array();
foreach( $_SERVER as $key => $value ){
if( substr($key, 0, 5) == 'HTTP_' ){
$header = str_replace(' ', '-', ucwords(str_replace('_', ' ', strtolower(substr($key, 5)))));
$headers[$header] = $value;
}
}
return $headers;
}
/**
* Retrieve File List
* @return array
*/
public static function getFiles(){
$files = array();
// http://www.php.net/manual/ru/reserved.variables.files.php#106558
foreach( $_FILES as $firstNameKey => $arFileDescriptions ){
foreach( $arFileDescriptions as $fileDescriptionParam => $mixedValue ){
self::rRestructuringFilesArray($files, $firstNameKey, $_FILES[$firstNameKey][$fileDescriptionParam], $fileDescriptionParam);
}
}
self::determineMimeType($files);
return $files;
}
/**
* Make server response
* @param array $res
* @param string [$jsonp]
*/
public static function makeResponse(array $res, $jsonp = null){
$body = $res['body'];
$json = is_array($body) ? json_encode($body) : $body;
$httpStatus = isset($res['status']) ? $res['status'] : self::OK;
$httpStatusText = addslashes(isset($res['statusText']) ? $res['statusText'] : 'OK');
$httpHeaders = isset($res['headers']) ? $res['headers'] : array();
if( empty($jsonp) ){
header("HTTP/1.1 $httpStatus $httpStatusText");
$httpHeaders['Content-Type'] = 'application/json';
foreach( $httpHeaders as $header => $value ){
header("$header: $value");
}
echo $json;
}
else {
$json = addslashes($json);
echo <<<END
<script>
(function (ctx, jsonp){
'use strict';
var status = $httpStatus, statusText = "$httpStatusText", response = "$json";
try {
ctx[jsonp](status, statusText, response);
} catch (e){
var data = "{\"id\":\"$jsonp\",\"status\":"+status+",\"statusText\":\""+statusText+"\",\"response\":\""+response.replace(/\"/g, '\\\\\"')+"\"}";
try {
ctx.postMessage(data, document.referrer);
} catch (e){}
}
})(window.parent, '$jsonp');
</script>
END;
}
}
}
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