<?php

// :dev:tools  [[:dev:tools.php]]

if(!defined('DOKU_INC')) define('DOKU_INC', dirname(__FILE__).'/');

global $_SESSION;

// =============================
// =============================
class cSession {
// =============================
  static protected $sObj = null;
  function __construct()    {  
      self::$sObj = this;    
      @session_start(); 
      if (!isset($_SESSION['cSession'])) $_SESSION['cSession']=array();  
      // echo "===</br>\n";    print_r($_SESSION);    echo "</br>===</br>\n";
  }
  function __destruct()     {  self::$sObj = null;    }
  static function start()  {  
    if ( self::$sObj==null )     {    self::$sObj = new self;   }
    return  self::$sObj;   
  }    
  function & get( $name ) {
    $se = & $_SESSION['cSession'];
    if ( isset( $se[$name] ))  {   return $se[$name];   }
    return null;
  }
  function set( $name, & $var ) {
    $se = & $_SESSION['cSession'];
    if ($var === null)  {   unset($se[$name]);   return;  }
    $se[$name] = $var;
  }
} // cSession

//  cSession::start();
//  $v = & $se->get( 'my_v' );  
//  if ($v === null) {      $v = 0;  $se->set( 'my_v', $v );  }
//  echo "\n\n v=". $v++ . "\n\n";

function getMySession() {
  $my_session_id=$_COOKIE['PHPSESSID'];
  if ($my_session_id == null) $my_session_id =  $_COOKIE['DokuWiki'];   
  $confpath =   $_SERVER['DOCUMENT_ROOT']."/dokuwiki/files/".$my_session_id."_conf.json";
  // echo "conpath=". htmlentities($confpath,  ENT_SUBSTITUTE, "UTF-8");
  $mysession = array();
  if (file_exists($confpath)) {
    $fp=fopen($confpath, "r");   if ($fp !==false) { $js = fread($fp, 4096); $mysession=json_decode($js, true);    fclose($fp);   }
  }
  // print_r($mysession);
  return $mysession;
}

function setMySession( $mysession ) {
  $my_session_id=$_COOKIE['PHPSESSID'];
  if ($my_session_id == null) $my_session_id =  $_COOKIE['DokuWiki'];   
  $confpath =   $_SERVER['DOCUMENT_ROOT']."/dokuwiki/files/".$my_session_id."_conf.json";
  $fp=fopen($confpath, "w");    fwrite($fp, json_encode( $mysession, JSON_FORCE_OBJECT ));    fclose($fp);
}

function readMySessionFromGet( & $mysession ) {
  foreach( $_GET as $k => $v ) {      if ( strpos($k, 'conf_') === 0 ) { $mysession[$k] = $v; }    }
}

function _echo( $s ) {
  global $echo_str;
  $echo_str .= htmlspecialchars($s) . "</br>\n";
}

function printModal($id, $title, $msg) {
  echo '<div class="bs-wrap bs-wrap-modal modal" id="'.$id.'" role="dialog" tabindex="-1" data-labelledby="'.$title.'">';
  echo '  <div class="bs-wrap modal-dialog modal-" role="document">';
  echo '    <div class="bs-wrap modal-content">';
  echo '      <div class="bs-wrap modal-header">';
  echo '        <button id="'.$id.'_btnclose"  type="button" class="close btn btn-default" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">&times;</span></button>';
  echo '        <h4 id="'.$id.'_title" class="bs-wrap modal-title">'.$title.'</h4>';
  echo '      </div>';
  echo '      <div id="'.$id.'_body" class="bs-wrap modal-body">';
  echo '           '.$msg;
  echo '      </div>';
  echo '    </div>';
  echo '  </div>';
  echo '</div>';
}

function execNoWaitS($cmd) {
  $cmd = escapeshellcmd ( $cmd );  
  $cmd = 'nohup '.$cmd.' > /dev/null 2>&1 &  echo $!;';     // do not wait for the end of the cmd :  
  $r = exec($cmd);
  return $r;
}

function execNoWait($cmd) {
  $cmd = escapeshellcmd ( $cmd );  
  $cmd .= ' > /dev/null 2>&1 &  echo $!;';     // do not wait for the end of the cmd :  
  // $command =  'yourcommand' . ' > /dev/null 2>&1 & echo $!; ';
  // $pid = exec($command, $output);
  $r = exec($cmd);
  return $r;
}

function execWait($cmd, &$output = NULL, &$retval = NULL) {
  $cmd = escapeshellcmd ( $cmd );  
  $r = exec($cmd, $output, $retval);
  if ($retval !== NULL) {    echo "retval=".$retval."</br>\n";  }
  if ($output !== NULL) {    foreach ($output as $k => $v) {      echo '  *'.$k.' -- '.$v."</br>\n";  }   }
  return $r;
}

function getDokuID() {
  global $ID;
  return $ID;
}

function getDokuScript() {
  return $_SERVER['SCRIPT_NAME'];
}

function isSecure() {
  return
    (!empty($_SERVER['HTTPS']) && $_SERVER['HTTPS'] !== 'off')
    || $_SERVER['SERVER_PORT'] == 443;
}

function getUrl() {
  $script = $_SERVER['SCRIPT_NAME'];
  $url    = ''; // $_SERVER['HTTP_REFERER'];
  $http   = 'http';
  if (isSecure())  $http = 'https';
  if ($url == '') {  $url = $http.'://'.$_SERVER['HTTP_HOST'].'/';  }
  if (strrpos($url, '/') == strlen($url)-1)  {  $url = substr($url, 0, -1);   }
  $i = strpos($url, $script);  if ($i !== false) {  $url = substr($url, 0, $i);  }
  return $url;
}

function add_log($s) {
  $path = DOKU_INC.'dev/log.txt';
  $f = fopen($path, 'a');
  if ($f === false) { echo "error fopen ".$path."\n\n"; }
  else {  
    $r = fwrite($f, $s."\n");     
    fclose($f);   
  }
}

function readPagesFile($fname) {
  $path = DOKU_INC.'data/pages/'.$fname;
  $excl = '';
  $f = fopen($path, 'r');
  if ($f === false) { echo "error fopen \n\n"; }
  else {  
    $excl = fread($f, filesize($path));    
    fclose($f);
  }
  if ($excl === false) return '';
  return $excl;
}

function writePagesFile($fname, $s) {
  $path = DOKU_INC.'data/pages/'.$fname;
  $f = fopen($path, 'w');
  if ($f === false) { echo "error fopen \n\n"; }
  else {  
    $r = fwrite($f, $s);     
    fclose($f);   
  }
}

function printFormUpload ($transfid, $maxsize) {
  $action = $_SERVER['SCRIPT_NAME'] .'?id='.getDokuID();
  // $action = getUrl().'/dokuwiki/dev/importaction.php';
  // echo 'action = '. htmlspecialchars($action).'</br>';

  echo '<div class="form-group">';
  echo '<form  action="'.$action.'" method="post" enctype="multipart/form-data">';
  echo '<input type="hidden" name="sectok" value="'.getSecurityToken().'" />';
  echo '<input type="hidden" name="page"   value="'.getDokuID().'" />';
  echo '<input type="hidden" name="MAX_FILE_SIZE" value="'.$maxsize.'" />';
  echo '<input type="file" name="'.$transfid.'"  class="edit form-control" />';
  echo '<input type="submit"  />';
  echo "</form></div></br>\n";
}
  

function getUploadFile ($transfid, $maxsize) {
  if (!isset($_FILES[$transfid])) {       return false;    } 
  $f = $_FILES[$transfid];
  $destpath =   $_SERVER['DOCUMENT_ROOT']."/dokuwiki/files/loadfile.txt";
  echo "=== destination =[".$destpath."]</br>\n";
  if (file_exists($destpath)) { unlink ($destpath);  }
  if ($f["error"] != UPLOAD_ERR_OK) {
        echo  "Erreur ".$f["error"]." lors du transfert" ;
        return false;
  }
  $res = move_uploaded_file($f["tmp_name"], $destpath);   
  if ($res === true) { 
        echo  "Transfert réussi du fichier [".$f['name']."]" ; 
        return $destpath;
  } 
  echo  "Echec lors du mv </br>";
  return false;      
}

?>