fid; } public function show() { global $PERMSTORE, $current_user, $users; echo "
\n"; if($current_user->uid == 0) { echo " fid . "\">Delete\n"; } echo "
fid . "\"
\n"; echo "
Filename: link() . "\">" . $this->name . " (" . $this->mimetype. ")
\n"; echo "
Uploaded by: " . $users->getUser($this->uid)->name . "
\n"; echo "
" . date("c", $this->date) . "
\n"; echo "
Size: " . ceil(filesize($PERMSTORE . "/" . $this->fid) / 1024) . "kb
\n"; echo "
Use this command to insert the file: {{" . $this->fid . "}}
\n"; echo "
\n"; } public function File($fid, $uid, $name, $date, $mimetype) { $this->fid = $fid; $this->uid = $uid; $this->name = $name; $this->date = $date; $this->mimetype = $mimetype; } } class Files { private $file; public $files = array(); public function add($file) { $key = $file->fid; $this->files[$key] = $file; } public function write() { $fp = fopen($this->file, "w"); $block = TRUE; flock($fp, LOCK_EX, $block); // do an exclusive lock fwrite($fp, "\n"); fwrite($fp, "\n"); foreach($this->files as $file) { fwrite($fp, " fid, ENT_QUOTES, "UTF-8") . "\"\n"); fwrite($fp, " uid=\"" . htmlspecialchars($file->uid, ENT_QUOTES, "UTF-8") . "\"\n"); fwrite($fp, " name=\"" . htmlspecialchars($file->name, ENT_QUOTES, "UTF-8") . "\"\n"); fwrite($fp, " date=\"" . htmlspecialchars($file->date, ENT_QUOTES, "UTF-8") . "\"\n"); fwrite($fp, " mimetype=\"" . htmlspecialchars($file->mimetype, ENT_QUOTES, "UTF-8") . "\">\n"); fwrite($fp, " \n"); } fwrite($fp, "\n"); fclose($fp); } public function show() { foreach($this->files as $file) { $file->show(); } } public function getFile($fid) { $file = $this->files[$fid]; return $file; } public function newFile($tempfile, $name) { global $PERMSTORE, $current_user; $fid = time(); // move tempfile to permstore and put it in db. move_uploaded_file($tempfile, $PERMSTORE . "/" . $fid); $f = new File($fid, $current_user->uid, $name, time(), getMimeType($name)->name); $this->add($f); // We cannot wait to write the db, otherwise we'll get inconsistency! $this->write(); // Return new file id. return $fid; } public function deleteFile($fid) { global $PERMSTORE; unlink($PERMSTORE . "/" . $fid); unset($this->files[$fid]); // We cannot wait to write the db, otherwise we'll get inconsitency! $this->write(); } private function read() { $dom = new DomDocument; $dom->preserveWhiteSpace = FALSE; $dom->load($this->file); $files = $dom->getElementsByTagName('file'); foreach ($files as $f) { $file = new File($f->getAttribute('fid'), $f->getAttribute('uid'), $f->getAttribute('name'), $f->getAttribute('date'), $f->getAttribute('mimetype')); $this->add($file); } } public function Files($file) { global $PERMSTORE; $this->file = $file; if(file_exists($file)) $this->read(); if(!file_exists($PERMSTORE)) { if(!mkdir($PERMSTORE)) { echo"Could not create directory: " . $PERMSTORE; die(); } } if(!is_dir($PERMSTORE)) { echo $PERMSTORE . " exists but is not a directory"; die(); } if(!is_readable($PERMSTORE) || !is_writeable($PERMSTORE) || !is_executable($PERMSTORE)) { echo $PERMSTORE . " exists but does not have the correct permissions. (r/w/x)"; die(); } } } ?>