<?php
class SelectelApi {

    public static function getTokenAndUrl() {
        $token = null;
        $storageUrl = null;
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, 'https://api.selcdn.ru/auth/v1.0');
        curl_setopt($ch, CURLOPT_CUSTOMREQUEST, 'GET');
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_HTTPHEADER, ["X-Auth-User: 231642_dataflow", "X-Auth-Key: Iy62MEKG~Pv2mRFF"]);
        curl_setopt($ch, CURLOPT_HEADER , true);
        curl_setopt($ch, CURLOPT_NOBODY , true);

        $result = curl_exec($ch);
        //var_dump($result);

        $http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);

        if ($http_code == 204) {
            $headers = SelectelApi::getHeaders($result);
            if(isset($headers['X-Auth-Token'])){
                $token = trim($headers['X-Auth-Token']);
            } else if (isset($headers['x-auth-token'])){
                $token = trim($headers['x-auth-token']);
            }
            if(isset($headers['X-Storage-Url'])){
                $storageUrl = trim($headers['X-Storage-Url']);
            } else if (isset($headers['x-storage-url'])){
                $storageUrl = trim($headers['x-storage-url']);
            }
        }

        curl_close($ch);

        return [$token, $storageUrl];
    }

    // новый метод получения токена поле изменения АПИ Селектел
    public static function getNewToken() {
        $token = null;
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_VERBOSE, true);
        curl_setopt($ch, CURLOPT_STDERR, fopen($_SERVER['DOCUMENT_ROOT'] . '/curl_select.txt', 'a+'));
        curl_setopt($ch, CURLOPT_URL, 'https://cloud.api.selcloud.ru/identity/v3/auth/tokens');
        curl_setopt($ch, CURLOPT_POST, 1);
        curl_setopt($ch, CURLOPT_POSTFIELDS, '{"auth":{"identity":{"methods":["password"],"password":{"user":{"name":"jwdataflow","domain":{"name":"231642"},"password":"Ff(C9306"}}},"scope":{"project":{"name":"JW_data","domain":{"name":"231642"}}}}}');
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_HTTPHEADER, ["content-type: application/json"]);
        curl_setopt($ch, CURLOPT_HEADER , true);

        $result = curl_exec($ch);
        //var_dump($result);

        $http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);

        if ($http_code == 201) {
            $headers = SelectelApi::getHeaders($result);
            if(isset($headers['X-Subject-Token'])){
                $token = trim($headers['X-Subject-Token']);
            } else if (isset($headers['x-subject-token'])){
                $token = trim($headers['x-subject-token']);
            }
        }

        curl_close($ch);

        return $token;
    }

    public static function uploadFile($storageUrl, $token, $filePath, $storageFilePath, $contentType, $debag=false) {
        $ch = curl_init();

        curl_setopt($ch, CURLOPT_URL, $storageUrl .'/jwdata/' . $storageFilePath);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_CUSTOMREQUEST, 'PUT');
        curl_setopt($ch, CURLOPT_POSTFIELDS, file_get_contents($filePath));
        curl_setopt($ch, CURLOPT_SAFE_UPLOAD, true);
        curl_setopt($ch, CURLOPT_HTTPHEADER, ["X-Auth-Token: $token", "content-type: " . $contentType]);

        curl_exec($ch);

        $http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);

        if($debag){
            var_dump($http_code);
        }
        curl_close($ch);

        if ($http_code == 201) {
            return true;
        } else {
            return false;
        }
    }

    public static function uploadUserFile($token, $filePath, $storageFilePath, $contentType, $debug=false) {
        $ch = curl_init();

        curl_setopt($ch, CURLOPT_VERBOSE, true);
        curl_setopt($ch, CURLOPT_STDERR, fopen($_SERVER['DOCUMENT_ROOT'] . '/curl_select.txt', 'a+'));
        curl_setopt($ch, CURLOPT_URL, 'https://swift.ru-1.storage.selcloud.ru/v1/4df7b82aa77b439194788ae24b24ff3b/jwuf/' . $storageFilePath);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_CUSTOMREQUEST, 'PUT');
        curl_setopt($ch, CURLOPT_POSTFIELDS, file_get_contents($filePath));
        curl_setopt($ch, CURLOPT_SAFE_UPLOAD, true);
        curl_setopt($ch, CURLOPT_HTTPHEADER, ["X-Auth-Token: $token", "content-type: " . $contentType]);

        $result = curl_exec($ch);

        $http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);

        if($debug){
            var_dump($http_code);
            var_dump($result);
        }
        curl_close($ch);

        if ($http_code == 201) {
            return true;
        } else {
            return false;
        }
    }

    public static function uploadPdfFile($storageUrl, $token, $filePath, $storageFilePath, $debag=false) {
        $ch = curl_init();

        curl_setopt($ch, CURLOPT_URL, $storageUrl .'/jwpdf/' . $storageFilePath);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_CUSTOMREQUEST, 'PUT');
        curl_setopt($ch, CURLOPT_POSTFIELDS, file_get_contents($filePath));
        curl_setopt($ch, CURLOPT_SAFE_UPLOAD, true);
        curl_setopt($ch, CURLOPT_HTTPHEADER, ["X-Auth-Token: $token", "content-type: application/pdf"]);

        curl_exec($ch);

        $http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);

        if($debag){
            var_dump($http_code);
        }
        curl_close($ch);

        if ($http_code == 201) {
            return true;
        } else {
            return false;
        }
    }

    public static function uploadMp3File($storageUrl, $token, $filePath, $storageFilePath, $debag=false) {
        $ch = curl_init();

        curl_setopt($ch, CURLOPT_URL, $storageUrl .'/jwvoice/' . $storageFilePath);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_CUSTOMREQUEST, 'PUT');
        curl_setopt($ch, CURLOPT_POSTFIELDS, file_get_contents($filePath));
        curl_setopt($ch, CURLOPT_SAFE_UPLOAD, true);
        curl_setopt($ch, CURLOPT_HTTPHEADER, ["X-Auth-Token: $token", "content-type: audio/mpeg"]);

        curl_exec($ch);

        $http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);

        if($debag){
            var_dump($http_code);
        }
        curl_close($ch);

        if ($http_code == 201) {
            return true;
        } else {
            return false;
        }
    }

    public static function deleteMp3File($storageUrl, $token, $storageFilePath) {
        $ch = curl_init();

        curl_setopt($ch, CURLOPT_URL, $storageUrl .'/jwvoice/' . $storageFilePath);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_CUSTOMREQUEST, 'DELETE');
        curl_setopt($ch, CURLOPT_HTTPHEADER, ["X-Auth-Token: $token"]);

        curl_exec($ch);

        $http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);

        curl_close($ch);

        if ($http_code == 204) {
            return true;
        } else {
            return false;
        }
    }

    public static function deletePdfFile($storageUrl, $token, $storageFilePath) {
        $ch = curl_init();

        curl_setopt($ch, CURLOPT_URL, $storageUrl .'/jwpdf/' . $storageFilePath);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_CUSTOMREQUEST, 'DELETE');
        curl_setopt($ch, CURLOPT_HTTPHEADER, ["X-Auth-Token: $token"]);

        curl_exec($ch);

        $http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);

        curl_close($ch);

        if ($http_code == 204) {
            return true;
        } else {
            return false;
        }
    }

    public static function deleteFile($storageUrl, $token, $storageFilePath) {
        $ch = curl_init();

        curl_setopt($ch, CURLOPT_URL, $storageUrl .'/jwdata/' . $storageFilePath);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_CUSTOMREQUEST, 'DELETE');
        curl_setopt($ch, CURLOPT_HTTPHEADER, ["X-Auth-Token: $token"]);

        curl_exec($ch);

        $http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);

        curl_close($ch);

        if ($http_code == 204) {
            return true;
        } else {
            return false;
        }
    }

    public static function deleteReqFile($storageUrl, $token, $storageFilePath) {
        $ch = curl_init();

        curl_setopt($ch, CURLOPT_URL, $storageUrl .'/jwuf/' . $storageFilePath);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_CUSTOMREQUEST, 'DELETE');
        curl_setopt($ch, CURLOPT_HTTPHEADER, ["X-Auth-Token: $token"]);

        curl_exec($ch);

        $http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);

        var_dump($http_code);

        curl_close($ch);

        if ($http_code == 204) {
            return true;
        } else {
            return false;
        }
    }

    static function getHeaders($response){

        if (!preg_match_all('/([A-Za-z\-]{1,})\:(.*)\\r/', $response, $matches)
            || !isset($matches[1], $matches[2])){
            return false;
        }

        $headers = [];

        foreach ($matches[1] as $index => $key){
            $headers[$key] = $matches[2][$index];
        }

        return $headers;
    }
}