<?php
error_reporting(E_ALL ^ E_NOTICE);
session_start();
$startTime = microtime(true);
date_default_timezone_set('UTC');
##### Default config ######
# create option.php  in   #
# root folder of sovigall #
# for overwhrite param    #
###########################
// Data subdirectory
$GLOBALS['config']['DATADIR'] = 'data';
// Video subdirectory
$GLOBALS['config']['VIDEODIR'] = 'videos';
// Video subdirectory before renaming
$GLOBALS['config']['TMPDIR'] = 'tmp';
// Configuration file (user login/password)
$GLOBALS['config']['LISTDIR'] = $GLOBALS['config']['DATADIR'].'/listDir.php';
// Configuration file (user login/password)
$GLOBALS['config']['LISTFILE'] = $GLOBALS['config']['DATADIR'].'/listFile.php';
// Configuration file (user login/password)
$GLOBALS['config']['CONFIG_FILE'] = $GLOBALS['config']['DATADIR'].'/config.php';
// File storage for failures and bans.
$GLOBALS['config']['IPBANS_FILENAME'] = $GLOBALS['config']['DATADIR'].'/ipbans.php';
// Ban IP after this many failures.
$GLOBALS['config']['BAN_AFTER'] = 4;
// Ban duration for IP address after login failures (in seconds) (1800 sec. = 30
// minutes)
$GLOBALS['config']['BAN_DURATION'] = 1800;
// Use cache
$GLOBALS['config']['USECACHE'] = true;
// Page cache directory.
$GLOBALS['config']['PAGECACHE'] = 'pagecache';
// Download method
// apache
// xsendfile (use x-sendfile)
// php
$GLOBALS['config']['DOWNLOAD_METHOD'] = 'xsendfile';
if (file_exists($GLOBALS['config']['DATADIR'].'/'.'option.php')) {
  require_once $GLOBALS['config']['DATADIR'].'/'.'option.php';
}
if (get_magic_quotes_gpc()) {
  function stripslashes_deep($value) {
    $value = is_array($value) ? array_map('stripslashes_deep', $value) : stripslashes($value);
    return $value;
  }

  $_POST = array_map('stripslashes_deep', $_POST);
  $_GET = array_map('stripslashes_deep', $_GET);
  $_COOKIE = array_map('stripslashes_deep', $_COOKIE);
}
/* PHP < 5.4 use htmlentities with ISO-8859-1 charset by default
 * PHP > 5.4 use htmlentities with UTF-8 charset by default
 * see http://php.net/manual/fr/function.htmlentities.php
 *
 */
function myHtmlentities($var) {
  return htmlentities($var, ENT_QUOTES, 'UTF-8');
}

$ci = array_merge($_POST, $_GET, $_COOKIE);
$ci = array_map('myHtmlentities', $ci);
$_SESSION['bc'] = $ci['bc'];
if (!file_exists($GLOBALS['config']['CONFIG_FILE']) || strlen(file_get_contents($GLOBALS['config']['CONFIG_FILE'])) == 0) {
  $page = install($ci);
}
require $GLOBALS['config']['CONFIG_FILE'];
require $GLOBALS['config']['LISTDIR'];
require $GLOBALS['config']['LISTFILE'];
function install($ci) {
  if (!is_dir($GLOBALS['config']['DATADIR']) && !mkdir($GLOBALS['config']['DATADIR'], 0755)) {
    die('Error on create dir "DATADIR".');
  }
  if (!is_dir($GLOBALS['config']['VIDEODIR']) && !mkdir($GLOBALS['config']['VIDEODIR'], 0755)) {
    die('Error on create dir "VIDEODIR".');
  }
  if (!is_dir($GLOBALS['config']['PAGECACHE']) && !mkdir($GLOBALS['config']['PAGECACHE'], 0755)) {
    die('Error on create dir "PAGECACHE".');
  }
  if (!is_dir($GLOBALS['config']['TMPDIR']) && !mkdir($GLOBALS['config']['TMPDIR'], 0755)) {
    die('Error on create dir "TMPDIR".');
  }
  if (!copy('inc/.htaccess', $GLOBALS['config']['DATADIR'].'/.htaccess')) {
    die('Error on create .httaccess in dir "'.$GLOBALS['config']['DATADIR'].'"');
  }
  if (!copy('inc/.htaccess', $GLOBALS['config']['TMPDIR'].'/.htaccess')) {
    die('Error on create .httaccess in dir "'.$GLOBALS['config']['TMPDIR'].'"');
  }
  if (!is_file($GLOBALS['config']['CONFIG_FILE'])) {
    touch($GLOBALS['config']['CONFIG_FILE']);
  }
  if (!is_file($GLOBALS['config']['IPBANS_FILENAME'])) {
    touch($GLOBALS['config']['IPBANS_FILENAME']);
  }
  if (!is_file($GLOBALS['config']['LISTDIR'])) {
    touch($GLOBALS['config']['LISTDIR']);
  }
  if (!is_file($GLOBALS['config']['LISTFILE'])) {
    touch($GLOBALS['config']['LISTFILE']);
  }
  $page = 'install';
  if ($ci['install'] == 'install') {
    verifToken($ci['token']);
    $GLOBALS['loginName']['salt'] = hash('sha256', uniqid(rand(), true).'_'.mt_rand());
    $GLOBALS['loginName']['loginName'] = hash('sha256', $ci['loginName'].$GLOBALS['loginName']['salt']);
    $GLOBALS['loginName']['password'] = hash('sha256', $ci['loginPass'].$GLOBALS['loginName']['salt']);
    $data = '<?php
$GLOBALS[\'loginName\'][\'salt\'] = \''.$GLOBALS['loginName']['salt'].'\';
$GLOBALS[\'loginName\'][\'loginName\'] = \''.$GLOBALS['loginName']['loginName'].'\';
$GLOBALS[\'loginName\'][\'password\'] = \''.$GLOBALS['loginName']['password'].'\';
?>
';
    $videoDirHtaccess = '
AddType video/ogg  .ogv
AddType video/mp4  .mp4
AddType video/webm .webm
<Files *.webm>
  ForceType application/octet-stream
  Header set Content-Disposition attachment
</Files>
XSendFile on
Options -Indexes';
    file_put_contents($GLOBALS['config']['VIDEODIR'].'/.htaccess', $videoDirHtaccess);
    file_put_contents($GLOBALS['config']['CONFIG_FILE'], $data);
    $page = 'content';
  }
  return $page;
}

function logout() {
  session_unset();
}

// In a string, converts urls to clickable links.
// src = https://github.com/sebsauvage/Shaarli/blob/master/index.php
function text2clickable($url) {
  return preg_replace('!(((?:https?|ftp|file)://|apt:|magnet:)\S+[[:alnum:]]/?)!si', '<a href="'.$redir.'$1" rel="nofollow">$1</a>', $url);
}

function getCurrentDir($bc) {
  $currentDir = end(str_split($bc, 8));
  return $currentDir;
}

function genToken() {
  $token = sha1(uniqid(rand(), true).'_'.mt_rand());
  $_SESSION['token'] = $token;
  $_SESSION['tokenTime'] = time();
  return $token;
}

function verifToken($token) {
  if ($token !== $_SESSION['token'] || $_SESSION['tokenTime'] <= time() - 24000) {
    ban();
    die('Tinker say : I have several theories I would like to put into practice.');
  }
  return true;
}

function isLog() {
  if (empty($_SESSION['log']) || $_SESSION['log'] !== true) {
    ban();
    die('Tinker say : Ooh! They never miss!');
  }
  return true;
}

function exportDir($bc, $fullListDir, $fullListFile) {
  $path = $GLOBALS['config']['VIDEODIR'].'/'.chunk_split($bc, 8, '/');
  $currentDir = getCurrentDir($bc);
  $exportFile = array(
    'hash' => $currentDir,
    'name' => $fullListDir[$currentDir]
  );
  $file = glob($path."*.webm");
  foreach ($file as $value) {
    $hash = str_replace(array(
      '.webm',
      $path
    ), '', $value);
    $exportFile['listFile'][$hash] = $fullListFile[$hash];
  }
  $fileSize = mb_strlen(json_encode($exportFile, '8bit'));
  header('Content-Description: File Transfer');
  header('Content-Type: application/octet-stream');
  header("Content-Disposition: attachment; filename=sovigall_export.json");
  header('Content-Transfer-Encoding: binary');
  header('Expires: 0');
  header('Cache-Control: must-revalidate');
  header('Pragma: public');
  header('Content-Length: '.$fileSize);
  ob_clean();
  flush();
  echo json_encode($exportFile);
  exit();
}

function importDir($bc, $fullListDir, $fullListFile) {
  if (!is_uploaded_file($_FILES['file']['tmp_name'])) {
    echo 'Error on upload file.';
  }
  if ($_FILES['file']['error'] > 0) {
    $msgError = array(
      '1' => 'Le fichier excède le poids autorisé par la directive upload_max_filesize de php.ini',
      '2' => 'Le fichier excède le poids autorisé par le champ MAX_FILE_SIZE s\'il a été donné',
      '3' => 'Thumbnail are partially upload',
      '4' => 'Thumbnail are not upload'
    );
    echo $msgError[$_FILES["file"]["error"]];
  }
  $tmpName = $_FILES["file"]["tmp_name"];
  if ((int) extension_loaded('fileinfo') === 1) {
    $finfo = finfo_open(FILEINFO_MIME_TYPE);
    $type = finfo_file($finfo, $tmpName);
    finfo_close($finfo);
  } else {
    echo 'Please active fileinfo extension';
  }
  if ($type === 'application/json') {
    echo 'This type '.$type.' file is not permit. Convert it and retry.';
    return;
  }
  $file = json_decode(file_get_contents($tmpName), true);
  $path = chunk_split($bc, 8, '/');
  if (!empty($file['hash'])) {
    mkdir($_SERVER['DOCUMENT_ROOT'].'/'.$GLOBALS['config']['VIDEODIR'].'/'.$path.$file['hash']);
  }
  $fullListDir[$file['hash']] = $file['name'];
  file_put_contents($GLOBALS['config']['LISTDIR'], "<?php\n\$fullListDir=".var_export($fullListDir, true).";\n?>");
  foreach ($file['listFile'] as $key => $value) {
    $fullListFile[$key] = array(
      'title' => $value['title'],
      'url' => $value['url'],
      'desc' => $value['desc'],
      'via' => $value['via'],
      'licence' => $value['licence'],
      'uploadDateSort' => $value['uploadDateSort']
    );
    $url = escapeshellcmd($value['url']);
    $data = '0 '.$key.' '.$url.' '.$_SERVER['DOCUMENT_ROOT'].'/'.$GLOBALS['config']['VIDEODIR'].'/'.$path.$file['hash'].'/'."\n";
    file_put_contents($GLOBALS['config']['TMPDIR'].'/'.$key.'.hash', $data);
  }
  file_put_contents($GLOBALS['config']['LISTFILE'], "<?php\n\$fullListFile=".var_export($fullListFile, true).";\n?>");
}

function checkIfBan() {
  require 'cache/logs/banUser.php';
  $userIp = $_SERVER['REMOTE_ADDR'];
  if (isset($banList[$userIp]) && $banList[$userIp]['nbBan'] >= $GLOBALS['config']['maxErrorBeforeBan'] && $banList[$userIp]['lastBan'] + $GLOBALS['config']['banTime'] > time()) {
    return true;
  } elseif (isset($banList[$userIp]) && $banList[$userIp]['lastBan'] + $GLOBALS['config']['banTime'] < time()) {
    unban();
    return false;
  } else {
    return false;
  }
}

function ban() {
  require $GLOBALS['config']['IPBANS_FILENAME'];
  $userIp = $_SERVER['REMOTE_ADDR'];
  if (isset($banList[$userIp])) {
    $banList[$userIp]['lastBan'] = time();
    $banList[$userIp]['nbBan']++;
  } else {
    $banList[$userIp]['lastBan'] = time();
    $banList[$userIp]['nbBan'] = 1;
  }
  file_put_contents($GLOBALS['config']['IPBANS_FILENAME'], "<?php\n\$banList=".var_export($banList, true).";\n?>");
}

function unBan() {
  require $GLOBALS['config']['IPBANS_FILENAME'];
  $userIp = $_SERVER['REMOTE_ADDR'];
  unset($banList[$userIp]);
  file_put_contents($GLOBALS['config']['IPBANS_FILENAME'], "<?php\n\$banList=".var_export($banList, true).";\n?>");
}

function n_print($data, $name = '') {
  $aBackTrace = debug_backtrace();
  echo '<h2>', $name, '</h2>';
  echo '
<fieldset style="border: 1px solid orange; padding: 5px;color:#1E1915; background-color: #fff;">';
  echo '
  <legend style="border:1px solid orange;padding: 1px;background-color:#eee;color:orange;">
    ',            basename($aBackTrace[0]['file']), ' ligne => ', $aBackTrace[0]['line'], '
  </legend>';
  echo '<pre style="color:#1E1915;">',           htmlentities(print_r($data, 1)), '</pre>';
  echo '
</fieldset>
<br />';
}

function addDir($dir, $breadcrumb, $fullListDir) {
  if (empty($dir)) {
    return 'error';
  }
  $dirHash = substr(sha1($dir.microtime(true)), 0, 8);
  $fullListDir[$dirHash] = $dir;
  $path = chunk_split($breadcrumb, 8, '/');
  file_put_contents($GLOBALS['config']['LISTDIR'], "<?php\n\$fullListDir=".var_export($fullListDir, true).";\n?>");
  if (mkdir($GLOBALS['config']['VIDEODIR'].'/'.$path.'/'.$dirHash)) {
    return array(
      'result' => 'success',
      'fullListDir' => $fullListDir
    );
  } else {
    return 'error';
  }
}

function renDir($dir, $breadcrumb, $fullListDir) {
  if (empty($dir)) {
    return;
  }
  $currentDir = getCurrentDir($breadcrumb);
  $dirHash = substr(sha1($dir.microtime(true)), 0, 8);
  $fullListDir[$dirHash] = $dir;
  $path = chunk_split($breadcrumb, 8, '/');
  if (rename($GLOBALS['config']['VIDEODIR'].'/'.$path, $GLOBALS['config']['VIDEODIR'].'/'.substr($path, 0, -9).'/'.$dirHash)) {
    unset($fullListDir[$currentDir]);
    file_put_contents($GLOBALS['config']['LISTDIR'], "<?php\n\$fullListDir=".var_export($fullListDir, true).";\n?>");
    $breadcrumb = substr($path, 0, -9).$dirHash;
    return array(
      'result' => 'success',
      'bc' => str_replace('/', '', $breadcrumb),
      'fullListDir' => $fullListDir
    );
  } else {
    return 'error';
  }
}

function removeDir($dir, $fullListDir) {
  $path = chunk_split($dir, 8, '/');
  if (empty($dir) || !file_exists($GLOBALS['config']['VIDEODIR'].'/'.$path) || !is_dir($GLOBALS['config']['VIDEODIR'].'/'.$path)) {
    die('Victory is 10% inspiration, 90% decapitation! ');
  } else {
    $parent = substr($dir, 0, -8);
    $currentDir = getCurrentDir($dir);
    unlink($GLOBALS['config']['VIDEODIR'].'/'.$path.'/thumb.jpg');
    rmdir($GLOBALS['config']['VIDEODIR'].'/'.$path);
    unset($fullListDir[$currentDir]);
    file_put_contents($GLOBALS['config']['LISTDIR'], "<?php\n\$fullListDir=".var_export($fullListDir, true).";\n?>");
    return $parent;
  }
}

function addVideo($ci, $fullListFile) {
  $nameHash = substr(sha1($ci['name'].$ci['url']), 0, 10);
  $url = escapeshellcmd(html_entity_decode($ci['url']));
  if (!empty($ci['bc'])) {
    $path = chunk_split($ci['bc'], 8, '/');
  } else {
    $path = '';
  }
  if (isset($ci['ddl']) && (int)$ci['ddl'] === 1) {
    $ddl = 1;
  } else {
    $ddl = 0;
  }
  $data = $ddl.' '.$nameHash.' '.$url.' '.$_SERVER['DOCUMENT_ROOT'].'/'.$GLOBALS['config']['VIDEODIR'].'/'.$path."\n";
  file_put_contents($GLOBALS['config']['TMPDIR'].'/'.$nameHash.'.hash', $data);
  $fullListFile[$nameHash] = array(
    'title' => $ci['name'],
    'url' => $ci['url'],
    'desc' => $ci['desc'],
    'via' => $ci['via'],
    'licence' => $ci['licence']
  );
  file_put_contents($GLOBALS['config']['LISTFILE'], "<?php\n\$fullListFile=".var_export($fullListFile, true).";\n?>");
}

function redownloadVideo($bc, $file) {
  $path = $GLOBALS['config']['VIDEODIR'].'/'.chunk_split($bc, 8, '/');
  $pathAndFile = $path.$file;
  rename($pathAndFile.'.hash', $GLOBALS['config']['TMPDIR'].'/'.$file.'.hash');
}

function deleteVideo($bc, $file) {
  $path = $GLOBALS['config']['VIDEODIR'].'/'.chunk_split($bc, 8, '/');
  $pathAndFile = $path.$file;
  if ((file_exists($pathAndFile.'.jpg') || file_exists($pathAndFile.'.webm')) && !is_dir($pathAndFile) && $file === $_SESSION['video']) {
    $listFile = (glob($path.$_SESSION['video']."*"));
    foreach ($listFile as $value) {
      unlink($value);
    }
  } else {
    return 'Error, cannot delete this file.';
  }
}

function cutVideo($bc, $file) {
  $path = $GLOBALS['config']['VIDEODIR'].'/'.chunk_split($bc, 8, '/');
  $pathAndFile = $path.$file;
  $_SESSION['cutFile'] = $file;
  $_SESSION['cutPathFile'] = $path;
}

function pasteVideo($bc) {
  $finalDest = $GLOBALS['config']['VIDEODIR'].'/'.chunk_split($bc, 8, '/');
  $file = $_SESSION['cutFile'];
  $path = $_SESSION['cutPathFile'];
  $allFile = glob($path.$file."*");
  foreach ($allFile as $value) {
    $destName = pathinfo($value);
    rename($value, $finalDest.$destName['basename']);
  }
  unset($_SESSION['cutPathFile'], $_SESSION['cutFile']);
}

function updateFileInfo($hash, $title, $uploadDate) {
  global $fullListFile;
  $fullListFile[$hash]['title'] = $title;
  $fullListFile[$hash]['uploadDateSort'] = $uploadDate;
  chdir($_SERVER['DOCUMENT_ROOT']);
  file_put_contents($GLOBALS['config']['LISTFILE'], "<?php\n\$fullListFile=".var_export($fullListFile, true).";\n?>");
}

function updateFileDesc($hash, $info) {
  global $fullListFile;
  $fullListFile[$hash]['title'] = $info['title'];
  $fullListFile[$hash]['desc'] = $info['desc'];
  $fullListFile[$hash]['via'] = $info['via'];
  chdir($_SERVER['DOCUMENT_ROOT']);
  file_put_contents($GLOBALS['config']['LISTFILE'], "<?php\n\$fullListFile=".var_export($fullListFile, true).";\n?>");
  return true;
}

function listCurrentDir($breadcrumb) {
  chdir($breadcrumb);
  return glob("*", GLOB_ONLYDIR);
}

function sortDir($listCurrentDir, $fullListDir) {
  foreach ($listCurrentDir as $value) {
    $rows[$value] = $fullListDir[$value];
  }
  asort($rows);
  return $rows;
}

function sortFile($listCurrentFile, $fullListFile, $sort = 'name') {
  foreach ($listCurrentFile as $value) {
    $hash = str_replace('.webm', '', $value);
    $rows[$hash] = array(
      'uploadDateSort' => $fullListFile[$hash]['uploadDateSort'],
      'title' => $fullListFile[$hash]['title']
    );
  }
  $tmp = Array();
  if ($sort === 'date') {
    foreach ($rows as &$ma) {
      $tmp[] = &$ma["uploadDateSort"];
    }
  } else {
    foreach ($rows as &$ma) {
      $tmp[] = &$ma["title"];
    }
  }
  array_multisort($tmp, $rows);
  return $rows;
}

function getQueue() {
  $allHash = glob("tmp/*.hash");
  if ($allHash) {
    return count($allHash);
  } else {
    return '0';
  }
}

function makeBreadcrumb($bc, $fullListDir) {
  $bcToArray = str_split($bc, 8);
  $nbBc = count($bcToArray);
  for ($i = 0; $i < $nbBc; $i++) {
    $hrefBc .= $bcToArray[$i];
    $breadcrumb[$hrefBc] = $fullListDir[$bcToArray[$i]];
  }
  return $breadcrumb;
}

function listVideo($breadcrumb) {
  return glob("*.webm");
}

function makePLaylist($breadcrumb) {
  $path = chunk_split($breadcrumb, 8, '/');
  $allFile = glob($GLOBALS['config']['VIDEODIR'].'/'.$path."*.webm");
  $allFile = glob($GLOBALS['config']['VIDEODIR'].'/'.$breadcrumb."/*.webm");
  $m3u = '';
  foreach ($allFile as $value) {
    $m3u .= 'http://'.$_SERVER['HTTP_HOST'].'/'.$value."\n";
  }
  header('Content-type: text/plain');
  header("Content-Type: application/force-download");
  header("Content-Disposition: Attachment; filename=playlist.m3u");
  echo $m3u;
  exit();
}

function makeRss($breadcrumb, $fullListFile) {
  $path = chunk_split($breadcrumb, 8, '/');
  $allFile = glob($GLOBALS['config']['VIDEODIR'].'/'.$path."*.webm");
  $rss = '<?xml version="1.0" encoding="UTF-8"?>
  <rss version="2.0">
    <channel>
      <title>SoViGall</title>
      <lastBuildDate>Sat, 07 Sep 2002 00:00:01 GMT</lastBuildDate>
      <link>http://'.$_SERVER['HTTP_HOST'].'</link>';
  foreach ($allFile as $value) {
    $oriValues = $value;
    $hash = substr(str_replace('.webm', '', $oriValues), -10, 10);
    $rss .= '
      <item>
        <title>'.html_entity_decode($fullListFile[$hash]['title'], ENT_QUOTES, "UTF-8").'</title>
        <description>
        '.html_entity_decode($fullListFile[$hash]['desc'], ENT_QUOTES, "UTF-8").'
        Origin => '.$fullListFile[$hash]['url'].'
        </description>
        <pubDate>'.date("D, d M Y H:i:s", strtotime($fullListFile[$hash]['uploadDateSort'])).'</pubDate>
        <link>http://'.$_SERVER['HTTP_HOST'].'/'.$value.'</link>
        <enclosure url="http://'.$_SERVER['HTTP_HOST'].'/'.$value.'" type="video/webm" />
      </item>';
  }
  $rss .= '
  </channel>
</rss>';
  header('Content-type: application/rss+xml; charset=UTF-8');
  echo $rss;
  exit();
}

function updateVideoInfo($dc, $file) {
  $path = chunk_split($dc, 8, '/');
  $file = escapeshellcmd($file);
  $bc = escapeshellcmd($path);
  if (!is_file('bin/getInfo.sh')) {
    return 'You need configure bin/getInfo.sh';
  }
  exec('bash bin/getInfo.sh '.$file.' '.$bc, $result);
  $jsonFile = json_decode(file_get_contents($GLOBALS['config']['VIDEODIR'].'/'.$path.$file.'.info.json'));
  $jsonFile -> duration = $result[0];
  $jsonFile -> format = '0 - '.$result[1];
  file_put_contents($GLOBALS['config']['VIDEODIR'].'/'.$path.$file.'.info.json', json_encode($jsonFile));
  return true;
}

function parseVideoDescription($file, $fullInfo = false) {
  $value = json_decode(file_get_contents($file));
}

function getVideoInfo($file, $dir, $fullListFile) {
  $file = substr($file, 0, 10);
  $postInfo = $fullListFile[$file];
  $path = chunk_split($dir, 8, '/');
  $descFile = glob($GLOBALS['config']['VIDEODIR'].'/'.$path.$file.'*.json');
  $jsonInfo = json_decode(file_get_contents($descFile[0]));
  $jsonSize = explode(' - ', htmlentities($jsonInfo -> format));
  $jsonSize = explode('x', $jsonSize[1]);
  $size = $jsonSize[0].'x'.$jsonSize[1];
  $time = gmdate('H\hi\ms\s', $jsonInfo -> duration);
  $uploadDate = htmlentities($jsonInfo -> upload_date, ENT_QUOTES, "UTF-8");
  if (empty($uploadDate)) {
    $uploadDate = gmdate("Ymd", filemtime($GLOBALS['config']['VIDEODIR']."/".$path.$file.".webm"));
  }
  $info = array(
    'hash' => $file,
    'title' => $postInfo['title'],
    'originalTitle' => htmlentities($jsonInfo -> title, ENT_QUOTES, "UTF-8"),
    'url' => $postInfo['url'],
    'desc' => $postInfo['desc'],
    'originalDesc' => htmlentities($jsonInfo -> description, ENT_QUOTES, "UTF-8"),
    'uploadDateSort' => $postInfo['uploadDateSort'],
    'uploadDate' => $uploadDate,
    'format' => htmlentities($jsonInfo -> format, ENT_QUOTES, "UTF-8"),
    'ext' => htmlentities($jsonInfo -> ext, ENT_QUOTES, "UTF-8"),
    'duration' => htmlentities($time, ENT_QUOTES, "UTF-8"),
    'size' => htmlentities($size, ENT_QUOTES, "UTF-8"),
    'via' => $postInfo['via'],
    'licence' => $postInfo['licence']
  );
  return $info;
}

function getThumbnail($path, $value) {
  if (file_exists(getcwd().'/'.$value.'/thumb.jpg')) {
    return $path.$value.'/thumb.jpg';
  } else {
    return;
  }
}

function login($ci) {
  if (hash('sha256', $ci['loginName'].$GLOBALS['loginName']['salt']) === $GLOBALS['loginName']['loginName'] && $GLOBALS['loginName']['password'] === hash('sha256', $ci['loginPass'].$GLOBALS['loginName']['salt'])) {
    $_SESSION['log'] = true;
    return true;
  } else {
    $_SESSION['log'] = false;
    return false;
  }
}

function defineThumb($bc, $file) {
  $path = chunk_split($bc, 8, '/');
  if (file_exists($GLOBALS['config']['VIDEODIR'].'/'.$path.$file.'.jpg')) {
    copy($GLOBALS['config']['VIDEODIR'].'/'.$path.$file.'.jpg', $GLOBALS['config']['VIDEODIR'].'/'.$path.'thumb.jpg');
  }
}

function addThumbnail($bc) {
  if (!is_uploaded_file($_FILES['file']['tmp_name'])) {
    echo 'Error on upload file.';
  }
  if ($_FILES['file']['error'] > 0) {
    $msgError = array(
      '1' => 'Le fichier excède le poids autorisé par la directive upload_max_filesize de php.ini',
      '2' => 'Le fichier excède le poids autorisé par le champ MAX_FILE_SIZE s\'il a été donné',
      '3' => 'Thumbnail are partially upload',
      '4' => 'Thumbnail are not upload'
    );
    echo $msgError[$_FILES["file"]["error"]];
  }
  $tmpName = $_FILES["file"]["tmp_name"];
  if ((int) extension_loaded('fileinfo') === 1) {
    $finfo = finfo_open(FILEINFO_MIME_TYPE);
    $type = finfo_file($finfo, $tmpName);
    finfo_close($finfo);
  } else {
    echo 'Please active fileinfo extension';
  }
  $permitImage = array(
    'image/gif',
    'image/jpg',
    'image/jpeg',
    'image/pjpeg',
    'image/png'
  );
  if (!in_array($type, $permitImage)) {
    echo 'This type '.$type.' file is not permit. Convert it and retry.';
  }
  $path = chunk_split($bc, 8, '/');
  if (!move_uploaded_file($_FILES['file']['tmp_name'], $GLOBALS['config']['VIDEODIR'].'/'.$path.'thumb'.'.tmp')) {
    echo 'Error on move file to final destination.';
  } else {
    convertToJpeg($path, $type);
  }
}

function convertToJpeg($path, $type) {
  $pathAndNameFile = $GLOBALS['config']['VIDEODIR'].'/'.$path.'thumb'.'.tmp';
  if ($type == 'image/jpeg') {
    $image = imagecreatefromjpeg($pathAndNameFile);
  }
  if ($type == 'image/png') {
    $image = imagecreatefrompng($pathAndNameFile);
  }
  if ($type == 'image/gif') {
    $image = imagecreatefromgif($pathAndNameFile);
  }
  imagejpeg($image, $GLOBALS['config']['VIDEODIR'].'/'.$path.'thumb.jpg', 100);
  imagedestroy($image);
  unlink($pathAndNameFile);
}

/*
 * http://www.php.net/manual/en/function.imagecopyresampled.php
 */
function makeThumb($path, $file) {
  $filename = $_SERVER['DOCUMENT_ROOT'].'/'.$path.$file.'.jpg';
  $width = 260;
  $height = 200;
  list($width_orig, $height_orig) = getimagesize($filename);
  $ratio_orig = $width_orig / $height_orig;
  if ($width / $height > $ratio_orig) {
    $width = $height * $ratio_orig;
  } else {
    $height = $width / $ratio_orig;
  }
  $image_p = imagecreatetruecolor($width, $height);
  $image = imagecreatefromjpeg($filename);
  imagecopyresampled($image_p, $image, 0, 0, 0, 0, $width, $height, $width_orig, $height_orig);
  imagejpeg($image_p, $_SERVER['DOCUMENT_ROOT'].'/'.$path.$file.'.thumb.jpg', 100);
  imagedestroy($image_p);
  return $path.$file.'.thumb.jpg';
}

function sendVideo($bc, $file) {
  global $fullListFile;
  $path = chunk_split($bc, 8, '/');
  $fileName = html_entity_decode($fullListFile[$file]['title']).'.webm';
  $fileNameTesrt = 'tttt.webm';
  $fileSize = filesize($GLOBALS['config']['VIDEODIR'].'/'.$path.$file.'.webm');
  $pathAndFile = $GLOBALS['config']['VIDEODIR'].'/'.$path.$file.'.webm';
  if ($GLOBALS['config']['DOWNLOAD_METHOD'] === 'php') {
    header('Content-Description: File Transfer');
    header('Content-Type: application/octet-stream');
    header("Content-Disposition: attachment; filename=\"$fileNameTesrt\"");
    header('Content-Transfer-Encoding: binary');
    header('Expires: 0');
    header('Cache-Control: must-revalidate');
    header('Pragma: public');
    header('Content-Length: '.$fileSize);
    ob_clean();
    flush();
    readfile($GLOBALS['config']['VIDEODIR'].'/'.$path.$file.'.webm');
  }
  if ($GLOBALS['config']['DOWNLOAD_METHOD'] === 'xsendfile') {
    header("X-Sendfile: $pathAndFile");
    header("Content-type: application/octet-stream");
    header('Content-Disposition: attachment; filename="'.$fileName);
  }
  exit ;
}

function cache($bc = '', $file = '', $sort = '') {
  $cacheFile = md5($bc.$file.$sort);
  if (file_exists($GLOBALS['config']['PAGECACHE'].'/'.$cacheFile.'.html')) {
    return $cacheFile;
  } else {
    return false;
  }
}

function writeCache($bc = '', $file = '', $sort = '') {
  $data = ob_get_clean();
  echo $data;
  $cacheFile = md5($bc.$file.$sort);
  file_put_contents($_SERVER['DOCUMENT_ROOT'].'/'.$GLOBALS['config']['PAGECACHE'].'/'.$cacheFile.'.html', str_replace(array(
    "\r\n",
    "\r",
    "\n",
    "\t",
    '  ',
    '    ',
    '    '
  ), '', $data));
}

function deleteCache($bc = '', $file = '', $sort = '', $parent = false) {
  $cacheFile = md5($bc.$file.$sort);
  if (file_exists($_SERVER['DOCUMENT_ROOT'].'/'.$GLOBALS['config']['PAGECACHE'].'/'.$cacheFile.'.html')) {
    unlink($_SERVER['DOCUMENT_ROOT'].'/'.$GLOBALS['config']['PAGECACHE'].'/'.$cacheFile.'.html');
  }
  if ($parent === true) {
    unset($file);
    unset($sort);
    $cacheParent = md5($bc.$file.$sort);
    if (file_exists($_SERVER['DOCUMENT_ROOT'].'/'.$GLOBALS['config']['PAGECACHE'].'/'.$cacheParent.'.html')) {
      unlink($_SERVER['DOCUMENT_ROOT'].'/'.$GLOBALS['config']['PAGECACHE'].'/'.$cacheParent.'.html');
    }
  }
}

function clearCache() {
  $listOfCache = glob($_SERVER['DOCUMENT_ROOT'].'/'.$GLOBALS['config']['PAGECACHE'].'/*.html');
  foreach ($listOfCache as $value) {
    if (!unlink($value)) {
      $error = 1;
    }
  }
  if ($error === 1) {
    return false;
  } else {
    return true;
  }
}

function humanFilesize($bytes, $decimals = 2) {
  $sz = 'BKMGTP';
  $factor = floor((strlen($bytes) - 1) / 3);
  return sprintf("%.{$decimals}f", $bytes / pow(1024, $factor)).@$sz[$factor];
}

if (isset($ci['ac']) && !empty($ci['ac']) && $ci['ac'] === 'm3u') {
  makePLaylist($ci['bc']);
}
if (isset($ci['ac']) && !empty($ci['ac']) && $ci['ac'] === 'rss') {
  makeRss($ci['bc'], $fullListFile);
}
if (!empty($ci['ac']) && $ci['ac'] === 'login' && !empty($ci['op']) && (int)$ci['op'] === 2) {
  verifToken($ci['token']);
  if (login($ci) === true) {
    unset($ci['op'], $ci['ac']);
  }
}
if (isset($ci['ac']) && !empty($ci['ac'])) {
  if ($ci['ac'] === 'renDir' && !empty($ci['op']) && (int)$ci['op'] === 1) {
    verifToken($ci['token']);
    $renDir = renDir($ci['renDir'], $ci['bc'], $fullListDir);
    deleteCache($ci['bc'], $ci['file'], $ci['sort'], true);
    $ci['bc'] = $renDir['bc'];
    $fullListDir = $renDir['fullListDir'];
  }
  if ($ci['ac'] === 'newDir' && !empty($ci['op']) && (int)$ci['op'] === 1) {
    verifToken($ci['token']);
    $addDir = addDir($ci['newDir'], $ci['bc'], $fullListDir);
    deleteCache($ci['bc'], $ci['file'], $ci['sort'], true);
    $fullListDir = $addDir['fullListDir'];
  }
  if ($ci['ac'] === 'addVideo' && !empty($ci['op']) && (int)$ci['op'] === 1) {
    verifToken($ci['token']);
    $addVideo = addVideo($ci, $fullListFile);
    deleteCache($ci['bc'], $ci['file'], $ci['sort']);
    unset($ci['ac']);
  }
  if ($ci['ac'] === 'addThumbnail' && !empty($ci['op']) && (int)$ci['op'] === 1) {
    verifToken($ci['token']);
    $addThumbnail = addThumbnail($ci['bc']);
    deleteCache($ci['bc'], $ci['file'], $ci['sort'], true);
  }
  if ($ci['ac'] === 'view' && !empty($ci['op']) && (int)$ci['op'] === 4) {
    verifToken($ci['token']);
    if (!isLog()) {
      die('Tinker say : You can keep your magic, I have laser beams! ');
    }
    $deleteVideo = deleteVideo($ci['bc'], $ci['file']);
    deleteCache($ci['bc'], $ci['file'], $ci['sort']);
    unset($ci['file']);
    unset($ci['ac']);
  }
  if ($ci['ac'] === 'view' && !empty($ci['op']) && (int)$ci['op'] === 3) {
    verifToken($ci['token']);
    if (!isLog()) {
      die('Tinker say : Blinded you, with Science! ');
    }
    $defineThumb = defineThumb($ci['bc'], $ci['file']);
    deleteCache($ci['bc'], '', $ci['sort'], true);
  }
  if ($ci['ac'] === 'view' && !empty($ci['op']) && $ci['op'] === 'cutVideo') {
    verifToken($ci['token']);
    if (!isLog()) {
      die('Tinker say : Blinded you, with Science! ');
    }
    cutVideo($ci['bc'], $ci['file']);
  }
  if ($ci['ac'] === 'view' && !empty($ci['op']) && $ci['op'] === 'reDownload') {
    verifToken($ci['token']);
    if (!isLog()) {
      die('Tinker say : Blinded you, with Science! ');
    }
    reDownloadVideo($ci['bc'], $ci['file']);
  }
  if ($ci['ac'] === 'view' && !empty($ci['op']) && $ci['op'] === 'updateInfo') {
    verifToken($ci['token']);
    if (!isLog()) {
      die('Tinker say : Blinded you, with Science! ');
    }
    $updateInfo = updateVideoInfo($ci['bc'], $ci['file']);
    if ($updateInfo !== true) {
      echo '<div class="error">', $updateInfo, '</div>';
    }
  }
  if ($ci['ac'] === 'view' && !empty($ci['op']) && $ci['op'] === 'updateFileDesc') {
    verifToken($ci['token']);
    if (!isLog()) {
      die('Tinker say : Blinded you, with Science! ');
    }
    $info = array('title' => $ci['name'], 'desc' => $ci['desc'], 'via' => $ci['via']);
    $updateInfo = updateFileDesc($ci['file'], $info);
    if ($updateInfo !== true) {
      echo '<div class="error">', $updateInfo, '</div>';
    }
  }
  if ($ci['ac'] === 'viewQueue' || $ci['ac'] === 'clearCache') {
    verifToken($ci['token']);
    if (!isLog()) {
      die('Tinker say : Seek the heat! ');
    }
    $page = 'admin';
  }
  if ($ci['ac'] === 'delDir') {
    verifToken($ci['token']);
    if (!isLog()) {
      die('Tinker say : wonder what.. This does? ');
    }
    deleteCache($ci['bc'], $ci['file'], $ci['sort'], true);
    $ci['bc'] = removeDir($ci['bc'], $fullListDir);
  }
}
if (isset($ci['dl']) && !empty($ci['dl'])) {
  sendVideo($ci['bc'], $ci['dl']);
}
if ($ci['ac'] === 'export') {
  verifToken($ci['token']);
  if (!isLog()) {
    die('Tinker say : wonder what.. This does? ');
  }
  exportDir($ci['bc'], $fullListDir, $fullListFile);
}
if ($ci['ac'] === 'importDir' && $ci['op'] === '1') {
  verifToken($ci['token']);
  if (!isLog()) {
    die('Tinker say : wonder what.. This does? ');
  }
  importDir($ci['bc'], $fullListDir, $fullListFile);
}
if (!empty($ci['op']) && $ci['op'] == 'paste') {
  verifToken($ci['token']);
  if (!isLog()) {
    die('Tinker say : Blinded you, with Science! ');
  }
  pasteVideo($ci['bc']);
}
if ($ci['ac'] === 'logout') {
  logout();
}
?>
<!doctype html>
<html lang="fr">
  <head>
    <meta charset="utf-8">
    <title>SoViGall - Personal Video Gallery</title>
    <link rel="stylesheet" href="style.css">
    <meta name="viewport" content="initial-scale=1.0, user-scalable=yes" />
  </head>
  <body>
    <?php
    $token = genToken();
    if ((empty($_SESSION['log']) || $_SESSION['log'] === false) && $ci['ac'] !== 'login' && $GLOBALS['config']['USECACHE'] === true) {
      $cache = cache($ci['bc'], $ci['file'], $ci['sort']);
    }
    if (!empty($cache)) {
      $page = file_get_contents($GLOBALS['config']['PAGECACHE'].'/'.$cache.'.html');
      echo $page;
    } elseif (!isset($page) && empty($page)) {
      ob_start();
      require 'inc/content.php';
    } else {
      ob_start();
      require 'inc/'.$page.'.php';
    }
    if (empty($cache)) {
      if ((empty($_SESSION['log']) || $_SESSION['log'] === false) && $ci['ac'] !== 'login') {
        writeCache($ci['bc'], $ci['file'], $ci['sort']);
      }
      echo '<p id="time">Make in : '.round((microtime(TRUE) - $startTime), 5).'</p>';
    } else {
      echo '<p id="time">Serve from cache in : '.round((microtime(TRUE) - $startTime), 5).'</p>';
    }
    ?>
  </body>
</html>