/cms/utils/file_utils.php

<?php 



if( !defined("SITE_ID") ) {

	require_once('../accesscheck.php');

}



$fileUtils = new FileUtils();



if( isset($_POST['action']) && $_POST['action'] == "save_file" && isset($_POST['FilePath']) ) {



   $fileUtils->saveFileContent( kan_fix_path($_POST['FilePath']), $_POST['EditorContent'] );

}



if( isset($_POST['action']) && $_POST['action'] == "show_file" && $_POST['FilePath'] ) {

   $content = file_get_contents( kan_fix_path($_POST['FilePath']) );

   $mimeType = isset($_POST['mimeType']) ? $_POST['mimeType'] : 'text/php';

   $content = htmlentities($content);

   $fileUtils->getEditorForContent($content, $mimeType);

}



if( isset($_POST['action']) && $_POST['action'] == "delete_file" && isset($_POST['FilePath']) ) {

   // check if the file can found without redirection

   if( file_exists($_POST['FilePath']) ) {

      $fileUtils->deleteFile( $_POST['FilePath'] );



      // redirect outside the utils folder, especially when running via ajax

   } else if( file_exists( kan_fix_path($_POST['FilePath']) ) ) {

      $fileUtils->deleteFile( kan_fix_path($_POST['FilePath']) );



   }

}



class FileUtils {



   public $mimeTypes = array(

      "js" => "text/javascript",

      "css" => "text/css",

      "php" => "text/php",

      "html" => "text/html",

      "htm" => "text/html",

      "xml" => "text/xml",

	  "json" => "text/javascript"

   );



   public $webExtensions = array(

      "js" => "javascript",

      "css" => "css",

      "php" => "php",

      "html" => "html",

      "htm" => "html",

      "xml" => "xml",

      "gif" => "gif",

      "jpg" => "jpg",

      "png" => "png",

      "swf" => "swf",

	  "json" => "json"

   );



   public function printScripts() { ?>

        <link type="text/css" href="../cms/utils/file_utils.css" rel="stylesheet" />

        <script type="text/javascript" src="../cms/utils/file_utils.js"></script>

        <script type="text/javascript" src="../cms/scripts/code_mirror/js/codemirror.js"></script>

        <?php

   }



   public function getFileEditInfo($filePath, $mimeType = 'text/php') {



	  $file_type = is_dir($filePath) ? "Folder" : "File";



      if( is_writable($filePath) ) {

         echo "<span class='cms-file-writable'>$file_type Is Writable</span>";

		 

		 if( !is_dir($filePath) ) {

            echo " | <a href=\"javascript:file_utils.showOverlayedEditor('$filePath', '$mimeType');\">Edit File</a>";

		 }

      } else {

         echo "<span class='cms-file-readonly'>File Is Readonly</span>";

      }

   }



   public function saveFileContent($filePath, $contentData) {



      if( is_writable($filePath) ) {

         $data = stripslashes($contentData); // remove possible escaped characters

         $data = htmlentities($data); // encode the data as HTML



         file_put_contents( $filePath, "" . html_entity_decode($data) . "" );

      }

   }



   public function generateFolderTree($folder) {

      if( $folder == '' || $folder == NULL ) {

         return;

      }



      $dirname = basename($folder);

      echo "<div id='dir_tree' class='dir_tree'>\n";

      echo "<ul class='dir_group'><li class='dir_name'>"

         . "<div >"

         . "  <div class='name_col'><span>$dirname</span></div>"

         . "  <!--<div class='options_col'><a href='#'>Add</a> | <a href='#'>Delete</a></div>--> "

         . "</div>";

      $this->traverseDirTree($folder, FALSE);

      echo "</li></ul>\n";

      echo "</div>\n"; ?>



      <script type="text/javascript">

         pageManager.addLoadEvent( file_utils.attachFolderHandlers );

      </script><?php

   }





   public function traverseDirTree($path = '.', $isSub = TRUE) {

      $handle = opendir($path);

      

      if ( $handle )  {

         $collapsed = ($isSub == TRUE) ? "collapsed" : "expanded";

         echo "<ul class='dir_group $collapsed'>";



         $queuedir = array();

         $queuefile = array();



         while (false !== ($file = readdir($handle))) {

            if (is_dir($path.$file) && $file != '.' && $file !='..')

               $queuedir[] = $file;

            else if ($file != '.' && $file !='..')

               $queuefile[] = $file;

         }



         sort($queuedir);

         sort($queuefile);



         $this->printSubDir($queuedir, $path);

         $this->printQueue($queuefile, $path);



         echo "</ul>";

      }

   }



   private function printSubDir($queue, $path) {

      foreach ($queue as $dir) {

         echo "<li class='dir_name'>"

            . "<div >"

            . "  <div class='name_col'><span>$dir</span></div>"

            . "	<!--<div class='options_col'>Add | Delete</div>-->"

            . "</div>";

         $this->traverseDirTree($path.$dir."/");

         echo "</li>";

      }

   }



   private function printQueue($queue, $path) {

      foreach ($queue as $file) {

         $filePath = $path.$file;

         $extension = substr($file, strrpos($file,".") + 1);



         // if file is writable and file type is editable

         if( is_writable($filePath) && array_key_exists($extension, $this->mimeTypes) ) {

            $mimeType = $this->mimeTypes[$extension];

            echo "<li class='file_name'>"

               . "<div class='name_col'>"

               . "  <a href=\"javascript:file_utils.showOverlayedEditor('$filePath', '$mimeType'); \">$file</a>"

               . "</div>"

               . "<div class='options_col'>"

               . "  <a href=\"javascript:file_utils.showOverlayedEditor('$filePath', '$mimeType'); \">Edit</a> | "

               . "  <a href=\"#\" onclick=\"file_utils.deleteFile('$filePath', this); return false;\">Delete</a> "

               . "</div>"

               . "</li>";



            // if is web related document

         } else if( array_key_exists($extension, $this->webExtensions) ) {

            echo "<li class='file_name'>$file</li>";

         } else {

            //echo "<li class='file_name'>$file</li>";

         }

      }

   }



   public function deleteFile($filePath, $canRemoveDir = false) {

      if( file_exists($filePath) ) {

         if( is_dir($filePath) && $canRemoveDirr ) {

            $this->rmdirr($filePath);

         } else {

            unlink($filePath);

         }

      }

   }



   public function rmdirr($dirname) {

      // Sanity check

      if (!file_exists($dirname)) {

         return false;

      }



      // Simple delete for a file

      if (is_file($dirname)) {

         return unlink($dirname);

      }



      // Loop through the folder

      $dir = dir($dirname);

      while (false !== $entry = $dir->read()) {

         // Skip pointers

         if ($entry == '.' || $entry == '..') {

            continue;

         }



         // Recurse

         $this->rmdirr("$dirname/$entry");

      }



      // Clean up

      $dir->close();

      return rmdir($dirname);

   }



   public function getEditorForContent($content = '', $mimeType = 'text/php') {

      if( $content == '' ) {

         $content .= "<?php \n";

         $content .= "   //TODO: your PHP code goes here\n";

         $content .= "?>";

      } ?>



      <div style="height: 520px; position: relative; overflow: hidden;">

         <textarea cols="10" rows="3" id='EditorContent' name='EditorContent' style="width: 100%; height: 100%;"><?php echo $content; ?></textarea>

         

         <script type="text/javascript">

		 	pageManager.addLoadEvent( function() {

				file_utils.codeEditor = CodeMirror.fromTextArea('EditorContent', {

					

					parserfile: ["parsexml.js", "parsecss.js", "tokenizejavascript.js", "parsejavascript.js", "parsehtmlmixed.js",

								 "../contrib/php/js/tokenizephp.js", "../contrib/php/js/parsephp.js",

								 "../contrib/php/js/parsephphtmlmixed.js"],

					stylesheet: ["../cms/scripts/code_mirror/css/xmlcolors.css", 

								 "../cms/scripts/code_mirror/css/jscolors.css", 

								 "../cms/scripts/code_mirror/css/csscolors.css", 

								 "../cms/scripts/code_mirror/contrib/php/css/phpcolors.css"],

					path: "../cms/scripts/code_mirror/js/",

					continuousScanning: 500,

					textWrapping: false

				});	

			});         	

         </script>

      </div><?php

   }

   

   

   public function extractZipArchive($filePath, $destFolder = '') {

		// create object

		$zip = new ZipArchive() ;

		

		// open archive

		if ($zip->open( $destZipFile ) !== TRUE) {

			die ('Could not open archive');

		}

		

		// if the destFolder is not supplied, then we'll need to extract the file to

		// same directory.

		if( $destFolder == '') {

			$destFolder = dirname($filePath);	

		}

		

		// extract contents to destination directory

		$zip->extractTo($destFolder);

		

		// close archive

		$zip->close();   

   }

   

   /** 

     * Copy file or folder from source to destination, it can do 

     * recursive copy as well and is very smart 

     * It recursively creates the dest file or directory path if there weren't exists 

     * Situtaions : 

     * - Src:/home/test/file.txt ,Dst:/home/test/b ,Result:/home/test/b -> If source was file copy file.txt name with b as name to destination 

     * - Src:/home/test/file.txt ,Dst:/home/test/b/ ,Result:/home/test/b/file.txt -> If source was file Creates b directory if does not exsits and copy file.txt into it 

     * - Src:/home/test ,Dst:/home/ ,Result:/home/test/** -> If source was directory copy test directory and all of its content into dest      

     * - Src:/home/test/ ,Dst:/home/ ,Result:/home/**-> if source was direcotry copy its content to dest 

     * - Src:/home/test ,Dst:/home/test2 ,Result:/home/test2/** -> if source was directoy copy it and its content to dest with test2 as name 

     * - Src:/home/test/ ,Dst:/home/test2 ,Result:->/home/test2/** if source was directoy copy it and its content to dest with test2 as name 

     * @todo 

     *     - Should have rollback technique so it can undo the copy when it wasn't successful 

     *  - Auto destination technique should be possible to turn off 

     *  - Supporting callback function 

     *  - May prevent some issues on shared enviroments : http://us3.php.net/umask 

     * @param $source //file or folder 

     * @param $dest ///file or folder 

     * @param $options //folderPermission,filePermission 

     * @return boolean 

     */ 

   public function smartCopy($source, $dest, $options=array('folderPermission'=>0755,'filePermission'=>0755)) 

    { 

        $result=false; 

        

        if (is_file($source)) { 

            if ($dest[strlen($dest)-1]=='/') { 

                if (!file_exists($dest)) { 

                    cmfcDirectory::makeAll($dest,$options['folderPermission'],true); 

                } 

                $__dest=$dest."/".basename($source); 

            } else { 

                $__dest=$dest; 

            } 

            $result=copy($source, $__dest); 

            chmod($__dest,$options['filePermission']); 

            

        } elseif(is_dir($source)) { 

            if ($dest[strlen($dest)-1]=='/') { 

                if ($source[strlen($source)-1]=='/') { 

                    //Copy only contents 

                } else { 

                    //Change parent itself and its contents 

                    $dest=$dest.basename($source); 

                    @mkdir($dest); 

                    chmod($dest,$options['filePermission']); 

                } 

            } else { 

                if ($source[strlen($source)-1]=='/') { 

                    //Copy parent directory with new name and all its content 

                    @mkdir($dest,$options['folderPermission']); 

                    chmod($dest,$options['filePermission']); 

                } else { 

                    //Copy parent directory with new name and all its content 

                    @mkdir($dest,$options['folderPermission']); 

                    chmod($dest,$options['filePermission']); 

                } 

            } 



            $dirHandle=opendir($source); 

            while($file=readdir($dirHandle)) 

            { 

                if($file!="." && $file!="..") 

                { 

                     if(!is_dir($source."/".$file)) { 

                        $__dest=$dest."/".$file; 

                    } else { 

                        $__dest=$dest."/".$file; 

                    } 

                    //echo "$source/$file ||| $__dest<br />"; 

                    $result = $this->smartCopy($source."/".$file, $__dest, $options); 

                } 

            } 

            closedir($dirHandle); 

            

        } else { 

            $result=false; 

        } 

        return $result; 

    }

	

	public function encodeUrlParam ( $string ) {

	  $string = trim($string);

		

	  if ( ctype_digit($string) ) {

		return $string;

		

	  } else {      

		// replace accented chars

		$accents = '/&([A-Za-z]{1,2})(grave|acute|circ|cedil|uml|lig);/';

		$string_encoded = htmlentities($string,ENT_NOQUOTES,'UTF-8');

	

		$string = preg_replace($accents,'$1',$string_encoded);

		  

		// clean out the rest

		$replace = array('([\40])','([^a-zA-Z0-9-])','(-{2,})');

		$with = array('-','','-');

		$string = preg_replace($replace,$with,$string); 

	  } 

	

	  return strtolower($string);

	}

}

?>