/components/admin/extplorer/include/chmod.php

<?php

// ensure this file is being included by a parent file

if( !defined( '_JEXEC' ) && !defined( '_VALID_MOS' ) ) die( 'Restricted access' );

/**

 * @version $Id: chmod.php 109 2008-07-29 16:56:08Z soeren $

 * @package eXtplorer

 * @copyright soeren 2007

 * @author The eXtplorer project (http://sourceforge.net/projects/extplorer)

 * @author The  The QuiX project (http://quixplorer.sourceforge.net)

 * 

 * @license

 * The contents of this file are subject to the Mozilla Public License

 * Version 1.1 (the "License"); you may not use this file except in

 * compliance with the License. You may obtain a copy of the License at

 * http://www.mozilla.org/MPL/

 * 

 * Software distributed under the License is distributed on an "AS IS"

 * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the

 * License for the specific language governing rights and limitations

 * under the License.

 * 

 * Alternatively, the contents of this file may be used under the terms

 * of the GNU General Public License Version 2 or later (the "GPL"), in

 * which case the provisions of the GPL are applicable instead of

 * those above. If you wish to allow use of your version of this file only

 * under the terms of the GPL and not to allow others to use

 * your version of this file under the MPL, indicate your decision by

 * deleting  the provisions above and replace  them with the notice and

 * other provisions required by the GPL.  If you do not delete

 * the provisions above, a recipient may use your version of this file

 * under either the MPL or the GPL."

 * 

 * 

 */



/**

 * Permission-Change Functions

 *

 */

class ext_Chmod extends ext_Action {

	function execAction($dir, $item) {		// change permissions



		if(($GLOBALS["permissions"]&01)!=01) ext_Result::sendResult( 'chmod', false, $GLOBALS["error_msg"]["accessfunc"]);

		

		if( !empty($GLOBALS['__POST']["selitems"])) {

			$cnt=count($GLOBALS['__POST']["selitems"]);

	

		}

		else {

			$GLOBALS['__POST']["selitems"][]  = $item;

			$cnt = 1;

		}

		if( !empty($GLOBALS['__POST']['do_recurse'])) {

			$do_recurse = true;

		}

		else {

			$do_recurse = false;

		}

	

		// Execute

		if(isset($GLOBALS['__POST']["confirm"]) && $GLOBALS['__POST']["confirm"]=="true") {

			$bin='';

			for($i=0;$i<3;$i++) for($j=0;$j<3;$j++) {

				$tmp="r_".$i.$j;

				if(!empty($GLOBALS['__POST'][$tmp]) ) {

					$bin.='1';

				}

				else {

					$bin.='0';

				}

			}

			if( $bin == '0') { // Changing permissions to "none" is not allowed

				ext_Result::sendResult('chmod', false, $item.": ".ext_Lang::err('chmod_none_not_allowed'));

			}

			$old_bin = $bin;

			for($i=0;$i<$cnt;++$i) {

				if( ext_isFTPMode() ) {

					$mode = decoct(bindec($bin));

				} else {

					$mode = bindec($bin);

				}

				$item = $GLOBALS['__POST']["selitems"][$i];

				if( ext_isFTPMode() ) {

					$abs_item = get_item_info( $dir,$item);

				} else {

					$abs_item = get_abs_item($dir,$item);

				}

				if(!$GLOBALS['ext_File']->file_exists( $abs_item )) {

					ext_Result::sendResult('chmod', false, $item.": ".$GLOBALS["error_msg"]["fileexist"]);

				}

				if(!get_show_item($dir, $item)) {

					ext_Result::sendResult('chmod', false, $item.": ".$GLOBALS["error_msg"]["accessfile"]);

				}

				if( $do_recurse ) {

					$ok = $GLOBALS['ext_File']->chmodRecursive( $abs_item, $mode );

				}

				else {

					if( get_is_dir( $abs_item )) {

						// when we chmod a directory we must care for the permissions

						// to prevent that the directory becomes not readable (when the "execute bits" are removed)

						$bin = substr_replace( $bin, '1', 2, 1 ); // set 1st x bit to 1

						$bin = substr_replace( $bin, '1', 5, 1 );// set  2nd x bit to 1

						$bin = substr_replace( $bin, '1', 8, 1 );// set 3rd x bit to 1

						if( ext_isFTPMode() ) {

							$mode = decoct(bindec($bin));

						} else {

							$mode = bindec($bin);

						}

					}

					//ext_Result::sendResult('chmod', false, $GLOBALS['FTPCONNECTION']->pwd());

					$ok = @$GLOBALS['ext_File']->chmod( $abs_item, $mode );

				}

	

				$bin = $old_bin;

			}

			

			if($ok===false || PEAR::isError( $ok ) ) {

				$msg = $item.": ".$GLOBALS["error_msg"]["permchange"];

				$msg .= PEAR::isError( $ok ) ? ' [' . $ok->getMessage().']' : '';

				ext_Result::sendResult('chmod', false, $msg );

			}

			ext_Result::sendResult('chmod', true, ext_Lang::msg('permchange') );

			return;

		}

		if( ext_isFTPMode() ) {

			$abs_item = get_item_info( $dir, $GLOBALS['__POST']["selitems"][0]);

		} else {

			$abs_item = get_abs_item( $dir, $GLOBALS['__POST']["selitems"][0]);

			$abs_item = utf8_decode($abs_item);

		}

		

		$mode = parse_file_perms(get_file_perms( $abs_item ));

		if($mode===false) {

			ext_Result::sendResult('chmod', false, $item.": ".$GLOBALS["error_msg"]["permread"]);

		}

		$pos = "rwx";

		$text = "";

		for($i=0;$i<$cnt;++$i) {		

			$s_item=get_rel_item($dir,$GLOBALS['__POST']["selitems"][$i]);

			if(strlen($s_item)>50) $s_item="...".substr($s_item,-47);

			$text .= $s_item.($i+1<$cnt ? ', ':'');

		}

		?>

	<div style="width:auto;">

	    <div class="x-box-tl"><div class="x-box-tr"><div class="x-box-tc"></div></div></div>

	    <div class="x-box-ml"><div class="x-box-mr"><div class="x-box-mc">

	

	        <h3 style="margin-bottom:5px;"><?php echo ext_Lang::msg('actperms') ?></h3>

	        <?php echo $text  ?>

	        <div id="adminForm">

	

	        </div>

	    </div></div></div>

	    <div class="x-box-bl"><div class="x-box-br"><div class="x-box-bc"></div></div></div>

	</div>

	<script type="text/javascript">

	var form = new Ext.form.Form({

	    labelWidth: 125, // label settings here cascade unless overridden

	    url:'<?php echo basename( $GLOBALS['script_name']) ?>'

	});

	

	<?php

		// print table with current perms & checkboxes to change

		for($i=0;$i<3;++$i) {

			?>

			form.column(

		        {width:70, style:'margin-left:10px', clear:true}

		    );

			form.fieldset(

			        {legend:'<?php echo ext_Lang::msg(array('miscchmod'=> $i ), true ) ?>', hideLabels:true},

			        <?php

			        for($j=0;$j<3;++$j) {

			        	?>

				        new Ext.form.Checkbox({

				            boxLabel:'<?php echo $pos{$j}  ?>',

				            <?php if($mode{(3*$i)+$j} != "-") echo 'checked:true,' ?>

				            name:'<?php echo "r_". $i.$j ?>'

				        })     <?php

			        	if( $j<2 ) echo ',';

			        }

			        ?>   );

	    	form.end();

	    <?php 

		}

		?>

	form.column(

	        {width:400, style:'margin-left:10px', clear:true}

	    );

	form.add(new Ext.form.Checkbox({

		fieldLabel:'<?php echo ext_Lang::msg('recurse_subdirs', true ) ?>',

		name:'do_recurse'

	}));

	form.end();

	

	form.addButton('<?php echo ext_Lang::msg( 'btnsave', true ) ?>', function() {

		statusBarMessage( '<?php echo ext_Lang::msg( 'permissions_processing', true ) ?>', true );

	    form.submit({

	        //reset: true,

	        reset: false,

	        success: function(form, action) {

	        	statusBarMessage( action.result.message, false, true );

	        	datastore.reload();

	    		dialog.hide();

	        	dialog.destroy();

	        },

	        failure: function(form, action) {

	        	statusBarMessage( action.result.error, false, false );

	        	Ext.MessageBox.alert('<?php echo ext_Lang::err( 'error', true ) ?>', action.result.error);

	        },

	        scope: form,

	        // add some vars to the request, similar to hidden fields

	        params: {option: 'com_extplorer', 

	        		action: 'chmod', 

	        		dir: '<?php echo stripslashes($GLOBALS['__POST']["dir"]) ?>', 

	        		'selitems[]': ['<?php echo implode("','", $GLOBALS['__POST']["selitems"]) ?>'], 

	        		confirm: 'true'}

	    });

	});

	form.addButton('<?php echo ext_Lang::msg( 'btncancel', true ) ?>', function() { dialog.hide();dialog.destroy(); } );

	form.render('adminForm');

	</script>

	

		<?php

	}

}

//------------------------------------------------------------------------------

?>