<?php
header('Content-Type: application/json');
$obj = new stdClass();
$obj->error = true;
global $global, $config;
if (!isset($global['systemRootPath'])) {
    require_once '../videos/configuration.php';
}
require_once $global['systemRootPath'] . 'objects/user.php';
require_once $global['systemRootPath'] . 'objects/video.php';

if (!User::canUpload()) {
    $obj->msg = __("Permission denied");
    die(json_encode($obj));
}

// A list of permitted file extensions
$allowed = ['mp4', 'avi', 'mov', 'mkv', 'flv', 'mp3', 'm4a', 'wav', 'm4v', 'webm', 'wmv'];

if (isset($_FILES['upl']) && $_FILES['upl']['error'] == 0) {
    $updateVideoGroups = false;

    //echo "Success: \$_FILES OK\n";
    $extension = pathinfo($_FILES['upl']['name'], PATHINFO_EXTENSION);

    if (!in_array(strtolower($extension), $allowed)) {
        //echo '{"status":"error", "msg":"File extension error [' . $_FILES['upl']['name'] . '], we allow only (' . implode(",", $allowed) . ')"}';
        status(["status" => "error", "msg" => "File extension error (" . $_FILES['upl']['name'] . "), we allow only (" . implode(",", $allowed) . ")"]);
        exit;
    }

    //echo "Success: file extension OK\n";
    //chack if is an audio
    $type = "video";
    if (strcasecmp($extension, 'mp3') == 0 || strcasecmp($extension, 'wav') == 0 || strcasecmp($extension, 'm4a') == 0) {
        $type = 'audio';
    }

    //var_dump($extension, $type);exit;

    require_once $global['systemRootPath'] . 'objects/video.php';

    //echo "Starting Get Duration\n";
    $duration = Video::getDurationFromFile($_FILES['upl']['tmp_name']);

    // check if can upload video (about time limit storage)
    if (!empty($global['videoStorageLimitMinutes'])) {
        $maxDuration = $global['videoStorageLimitMinutes'] * 60;
        $currentStorageUsage = getSecondsTotalVideosLength();
        $thisFile = parseDurationToSeconds($duration);
        $limitAfterThisFile = $currentStorageUsage + $thisFile;
        if ($maxDuration < $limitAfterThisFile) {
            status(["status" => "error", "msg" => "Sorry, your storage limit has run out."
                . "<br>[Max Duration: {$maxDuration} Seconds]"
                . "<br>[Current Srotage Usage: {$currentStorageUsage} Seconds]"
                . "<br>[This File Duration: {$thisFile} Seconds]"
                . "<br>[Limit after this file: {$limitAfterThisFile} Seconds]", "type" => '$_FILES Limit Error', ]);
            if (!empty($_FILES['upl']['videoId'])) {
                $video = new Video("", "", $_FILES['upl']['videoId']);
                $video->delete();
            }
            exit;
        }
    }


    $path_parts = pathinfo($_FILES['upl']['name']);

    if (empty($path_parts['extension']) || !in_array(strtolower($path_parts['extension']), $global['allowedExtension'])) {
        _error_log("Extension not allowed File " . __FILE__ . ": " . json_encode($path_parts));
        die();
    }

    $mainName = preg_replace("/[^A-Za-z0-9]/", "", cleanString($path_parts['filename']));
    $paths = Video::getNewVideoFilename();
    $filename = $paths['filename'];
    $originalFilePath =  Video::getStoragePath()."original_" . $filename;

    $video = new Video(preg_replace("/_+/", " ", $path_parts['filename']), $filename, @$_FILES['upl']['videoId']);
    $video->setDuration($duration);
    if ($type == 'audio') {
        $video->setType($type);
    } else {
        $video->setType("video");
    }
    $video->setStatus(Video::$statusEncoding);

    /*
     * set visibility for private videos
     */
    if (array_key_exists('videoGroups', $_FILES['upl'])) {
        $video->setVideoGroups($_FILES['upl']['videoGroups']);
        $updateVideoGroups = true;
    }

    /*
     * set description (if given)
     */
    if (!empty($_FILES['upl']['description'])) {
        $video->setDescription($_FILES['upl']['description']);
    }
    /*
     * set title (if given)
     */
    if (!empty($_FILES['upl']['title'])) {
        $video->setTitle($_FILES['upl']['title']);
        $video->setClean_title($_FILES['upl']['title']);
    } else {
        /**
         * Make a better title and clean title
         */
        $videoNewTitle = $video->getTitle();
        $titleParts = explode("YPTuniqid", $videoNewTitle);
        $video->setTitle($titleParts[0]);
        $video->setClean_title($titleParts[0]);
    }
    $id = $video->save($updateVideoGroups);

    /**
     * Copy, rename or move original file
     *
     * copy:   used from command line when -c option is included
     * rename: used with files which were downloaded directly into the videos directory (from other media sites)
     * move:   default, used with uploaded files
     */
    if (array_key_exists('copyOriginalFile', $_FILES['upl'])) {
        if (!copy($_FILES['upl']['tmp_name'], $originalFilePath)) {
            die("Error on copy(" . $_FILES['upl']['tmp_name'] . ", " . $originalFilePath . ")");
        }
    } elseif (array_key_exists('dontMoveUploadedFile', $_FILES['upl'])) {
        if (!rename($_FILES['upl']['tmp_name'], $originalFilePath)) {
            die("Error on rename(" . $_FILES['upl']['tmp_name'] . ", " . $originalFilePath . ")");
        }
    } elseif (!move_uploaded_file($_FILES['upl']['tmp_name'], $originalFilePath)) {
        if (!rename($_FILES['upl']['tmp_name'], $originalFilePath)) {
            die("Error on move_uploaded_file(" . $_FILES['upl']['tmp_name'] . ", " . $originalFilePath . ")");
        }
    }

    $video = new Video('', '', $id);
    // send to encoder
    $queue = [];
    $postFields = [];
    if ($video->getType() == 'video') {
        if (AVideoPlugin::isEnabledByName("VideoHLS")) {
            $postFields['inputAutoHLS'] = 1;
        } else {
            $postFields['inputLow'] = 1;
            $postFields['inputSD'] = 1;
            $postFields['inputHD'] = 1;
            if (!empty($_FILES['upl']['webm'])) {
                $postFields['webm'] = 1;
            }
        }
    } else {
        $postFields['audioOnly'] = 1;
        $postFields['spectrum'] = 1;
    }

    if (!empty($_FILES['upl']['override_status'])) {
        $postFields['override_status'] = $_FILES['upl']['override_status'];
    }

    if (!empty($_FILES['upl']['update_video_id'])) {
        $postFields['update_video_id'] = $_FILES['upl']['update_video_id'];
    }

    $queue[] = $video->queue($postFields);

    //exec("/usr/bin/php -f videoEncoder.php {$_FILES['upl']['tmp_name']} {$filename}  1> Video::getStoragePath()."{$filename}_progress.txt  2>&1", $output, $return_val);
    //var_dump($output, $return_val);
    //echo '{"status":"success", "msg":"Your video (' . $filename . ') is encoding <br> ' . $cmd . '", "filename":"' . $filename . '", "duration":"' . $duration . '"}';
    status(["status" => "success", "msg" => "Your video ($filename) is queue", "filename" => "$filename", "duration" => "$duration", "queue" => json_encode($queue)]);
//exit;
} else {
    //echo '{"status":"error", "msg":' . json_encode($_FILES) . ', "type":"$_FILES Error"}';
    status(["status" => "error", "msg" => print_r($_FILES, true), "type" => '$_FILES Error']);
    //exit;
}