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// jQuery File Tree Plugin
//
// Abandoned; new maintainer?: See https://github.com/daverogers/jQueryFileTree
//
// Version 1.01
//
// Cory S.N. LaViska
// A Beautiful Site (http://abeautifulsite.net/)
// 24 March 2008
//
// Visit http://abeautifulsite.net/notebook.php?article=58 for more information
//
// Usage: $('.fileTreeDemo').fileTree( options, callback )
//
// Options:  root           - root folder to display; default = /
//           script         - location of the serverside AJAX file to use; default = jqueryFileTree.php
//           folderEvent    - event to trigger expand/collapse; default = click
//           expandSpeed    - default = 500 (ms); use -1 for no animation
//           collapseSpeed  - default = 500 (ms); use -1 for no animation
//           expandEasing   - easing function to use on expand (optional)
//           collapseEasing - easing function to use on collapse (optional)
//           multiFolder    - whether or not to limit the browser to one subfolder at a time
//           loadMessage    - Message to display while initial tree loads (can be HTML)
//
// History:
//
// 1.01 - updated to work with foreign characters in directory/file names (12 April 2008)
// 1.00 - released (24 March 2008)
//
// TERMS OF USE
// 
// This plugin is dual-licensed under the GNU General Public License and the MIT License and
// is copyright 2008 A Beautiful Site, LLC. 
//
if ( jQuery ) (function ( $ ) {

	$.extend( $.fn, {
		fileTree: function ( o, h, j ) {
			// Defaults
			if ( ! o ) var o = {};
			if ( o.root == undefined ) o.root = '/';
			if ( o.script == undefined ) o.script = 'jqueryFileTree.php';
			if ( o.folderEvent == undefined ) o.folderEvent = 'click';
			if ( o.expandSpeed == undefined ) o.expandSpeed = 500;
			if ( o.collapseSpeed == undefined ) o.collapseSpeed = 500;
			if ( o.expandEasing == undefined ) o.expandEasing = null;
			if ( o.collapseEasing == undefined ) o.collapseEasing = null;
			if ( o.multiFolder == undefined ) o.multiFolder = true;
			if ( o.loadMessage == undefined ) o.loadMessage = 'Loading...';

			$( this ).each( function () {

				function showTree( c, t ) {
					$( c ).addClass( 'wait' );
					$( ".jqueryFileTree.start" ).remove();

					var send_data = {
						'action': itsec_page.ajax_action,
						'nonce':  itsec_page.ajax_nonce,
						'module': 'file-change',
						'method': 'handle_module_request',
						'data':   {
							'dir':    t,
							'method': 'get-filetree-data'
						}
					};

					$.post( o.script, send_data, function ( data ) {
						$( c ).find( '.start' ).html( '' );
						$( c ).removeClass( 'wait' ).append( data.response );
						if ( o.root == t ) $( c ).find( 'UL:hidden' ).show(); else $( c ).find( 'UL:hidden' ).slideDown( { duration: o.expandSpeed, easing: o.expandEasing } );
						bindTree( c );
					} );
				}

				function bindTree( t ) {
					$( t ).find( 'LI A' ).bind( o.folderEvent, function ( e ) {
						if ( $( this ).parent().hasClass( 'directory' ) ) {
							// If control key held on click, then add to list and dont expandcontract.
							if ( $( e.target ).is( 'img' ) ) {
								j( $( this ).attr( 'rel' ) );
								return false;
							}
							if ( $( this ).parent().hasClass( 'collapsed' ) ) {
								// Expand
								if ( ! o.multiFolder ) {
									$( this ).parent().parent().find( 'UL' ).slideUp( { duration: o.collapseSpeed, easing: o.collapseEasing } );
									$( this ).parent().parent().find( 'LI.directory' ).removeClass( 'expanded' ).addClass( 'collapsed' );
								}
								$( this ).parent().find( 'UL' ).remove(); // cleanup
								showTree( $( this ).parent(), escape( $( this ).attr( 'rel' ).match( /.*\// ) ) );
								$( this ).parent().removeClass( 'collapsed' ).addClass( 'expanded' );
							} else {
								// Collapse
								$( this ).parent().find( 'UL' ).slideUp( { duration: o.collapseSpeed, easing: o.collapseEasing } );
								$( this ).parent().removeClass( 'expanded' ).addClass( 'collapsed' );
							}
						} else {
							if ( $( this ).parent().hasClass( 'file' ) ) { // If file then we dont want to exclude on click, only when hitting the minus image next to it.
								if ( ! $( e.target ).is( 'img' ) ) {
									return false;
								}
							}
							h( $( this ).attr( 'rel' ) );
						}
						return false;
					} );
					// Prevent A from triggering the # on non-click events
					if ( o.folderEvent.toLowerCase != 'click' ) $( t ).find( 'LI A' ).bind( 'click', function () {
						return false;
					} );
				}

				// Loading message
				$( this ).html( '<ul class="jqueryFileTree start"><li class="wait">' + o.loadMessage + '<li></ul>' );
				// Get the initial file list
				showTree( $( this ), escape( o.root ) );
			} );
		}
	} );

})( jQuery );