nextcloud/apps/files_trashbin/js/trash.js

$(document).ready(function() {

	if (typeof FileActions !== 'undefined') {
		FileActions.register('all', 'Restore', OC.PERMISSION_READ, OC.imagePath('core', 'actions/history'), function(filename) {
			var tr = $('tr').filterAttr('data-file', filename);
			var deleteAction = $('tr').filterAttr('data-file', filename).children("td.date").children(".action.delete");
			deleteAction.removeClass('delete-icon').addClass('progress-icon');
			disableActions();
			$.post(OC.filePath('files_trashbin', 'ajax', 'undelete.php'),
					{files: JSON.stringify([filename]), dirlisting: tr.attr('data-dirlisting')},
					function(result) {
						for (var i = 0; i < result.data.success.length; i++) {
							var row = document.getElementById(result.data.success[i].filename);
							row.parentNode.removeChild(row);
						}
						if (result.status !== 'success') {
							OC.dialogs.alert(result.data.message, t('core', 'Error'));
						}
						enableActions();
						FileList.updateFileSummary();
					}
			);

		});
	};

	FileActions.register('all', 'Delete', OC.PERMISSION_READ, function() {
		return OC.imagePath('core', 'actions/delete');
	}, function(filename) {
		$('.tipsy').remove();
		var tr = $('tr').filterAttr('data-file', filename);
		var deleteAction = $('tr').filterAttr('data-file', filename).children("td.date").children(".action.delete");
		deleteAction.removeClass('delete-icon').addClass('progress-icon');
		disableActions();
		$.post(OC.filePath('files_trashbin', 'ajax', 'delete.php'),
				{files: JSON.stringify([filename]), dirlisting: tr.attr('data-dirlisting')},
				function(result) {
					for (var i = 0; i < result.data.success.length; i++) {
						var row = document.getElementById(result.data.success[i].filename);
						row.parentNode.removeChild(row);
					}
					if (result.status !== 'success') {
						OC.dialogs.alert(result.data.message, t('core', 'Error'));
					}
					enableActions();
					FileList.updateFileSummary();
				}
		);

	});

	// Sets the select_all checkbox behaviour :
	$('#select_all').click(function() {
		if ($(this).attr('checked')) {
			// Check all
			$('td.filename input:checkbox').attr('checked', true);
			$('td.filename input:checkbox').parent().parent().addClass('selected');
		} else {
			// Uncheck all
			$('td.filename input:checkbox').attr('checked', false);
			$('td.filename input:checkbox').parent().parent().removeClass('selected');
		}
		processSelection();
	});

	$('td.filename input:checkbox').live('change', function(event) {
		if (event.shiftKey) {
			var last = $(lastChecked).parent().parent().prevAll().length;
			var first = $(this).parent().parent().prevAll().length;
			var start = Math.min(first, last);
			var end = Math.max(first, last);
			var rows = $(this).parent().parent().parent().children('tr');
			for (var i = start; i < end; i++) {
				$(rows).each(function(index) {
					if (index === i) {
						var checkbox = $(this).children().children('input:checkbox');
						$(checkbox).attr('checked', 'checked');
						$(checkbox).parent().parent().addClass('selected');
					}
				});
			}
		}
		var selectedCount = $('td.filename input:checkbox:checked').length;
		$(this).parent().parent().toggleClass('selected');
		if (!$(this).attr('checked')) {
			$('#select_all').attr('checked', false);
		} else {
			if (selectedCount == $('td.filename input:checkbox').length) {
				$('#select_all').attr('checked', true);
			}
		}
		processSelection();
	});

	$('.undelete').click('click', function(event) {
		event.preventDefault();
		var files = getSelectedFiles('file');
		var fileslist = JSON.stringify(files);
		var dirlisting = getSelectedFiles('dirlisting')[0];
		disableActions();
		for (var i = 0; i < files.length; i++) {
			var deleteAction = $('tr').filterAttr('data-file', files[i]).children("td.date").children(".action.delete");
			deleteAction.removeClass('delete-icon').addClass('progress-icon');
		}

		$.post(OC.filePath('files_trashbin', 'ajax', 'undelete.php'),
				{files: fileslist, dirlisting: dirlisting},
				function(result) {
					for (var i = 0; i < result.data.success.length; i++) {
						var row = document.getElementById(result.data.success[i].filename);
						row.parentNode.removeChild(row);
					}
					if (result.status !== 'success') {
						OC.dialogs.alert(result.data.message, t('core', 'Error'));
					}
					enableActions();
				}
		);
	});

	$('.delete').click('click', function(event) {
		event.preventDefault();
		var files = getSelectedFiles('file');
		var fileslist = JSON.stringify(files);
		var dirlisting = getSelectedFiles('dirlisting')[0];

		disableActions();
		for (var i = 0; i < files.length; i++) {
			var deleteAction = $('tr').filterAttr('data-file', files[i]).children("td.date").children(".action.delete");
			deleteAction.removeClass('delete-icon').addClass('progress-icon');
		}

		$.post(OC.filePath('files_trashbin', 'ajax', 'delete.php'),
				{files: fileslist, dirlisting: dirlisting},
				function(result) {
					for (var i = 0; i < result.data.success.length; i++) {
						var row = document.getElementById(result.data.success[i].filename);
						row.parentNode.removeChild(row);
					}
					if (result.status !== 'success') {
						OC.dialogs.alert(result.data.message, t('core', 'Error'));
					}
					enableActions();
				}
		);

	});

	$('#fileList').on('click', 'td.filename a', function(event) {
		var mime = $(this).parent().parent().data('mime');
		if (mime !== 'httpd/unix-directory') {
			event.preventDefault();
		}
		var filename = $(this).parent().parent().attr('data-file');
		var tr = $('tr').filterAttr('data-file',filename);
		var renaming = tr.data('renaming');
		if(!renaming && !FileList.isLoading(filename)){
			if(mime.substr(0, 5) === 'text/'){ //no texteditor for now
				return;
			}
			var type = $(this).parent().parent().data('type');
			var permissions = $(this).parent().parent().data('permissions');
			var action = FileActions.getDefault(mime, type, permissions);
			if(action){
				event.preventDefault();
				action(filename);
			}
		}

		// event handlers for breadcrumb items
		$('#controls').delegate('.crumb:not(.home) a', 'click', onClickBreadcrumb);
	});

	FileActions.actions.dir = {
		// only keep 'Open' action for navigation
		'Open': FileActions.actions.dir.Open
	};
});

function processSelection(){
	var selected=getSelectedFiles();
	var selectedFiles=selected.filter(function(el){return el.type === 'file'});
	var selectedFolders=selected.filter(function(el){return el.type === 'dir'});
	if(selectedFiles.length === 0 && selectedFolders.length === 0) {
		$('#headerName>span.name').text(t('files','Name'));
		$('#modified').text(t('files','Deleted'));
		$('table').removeClass('multiselect');
		$('.selectedActions').hide();
	}
	else {
		$('.selectedActions').show();
		var selection='';
		if(selectedFolders.length>0){
			selection += n('files', '%n folder', '%n folders', selectedFolders.length);
			if(selectedFiles.length>0){
				selection+=' & ';
			}
		}
		if(selectedFiles.length>0){
			selection += n('files', '%n file', '%n files', selectedFiles.length);
		}
		$('#headerName>span.name').text(selection);
		$('#modified').text('');
		$('table').addClass('multiselect');
	}
}

/**
 * @brief get a list of selected files
 * @param string property (option) the property of the file requested
 * @return array
 *
 * possible values for property: name, mime, size and type
 * if property is set, an array with that property for each file is returnd
 * if it's ommited an array of objects with all properties is returned
 */
function getSelectedFiles(property){
	var elements=$('td.filename input:checkbox:checked').parent().parent();
	var files=[];
	elements.each(function(i,element){
		var file={
			name:$(element).attr('data-filename'),
			file:$(element).attr('data-file'),
			timestamp:$(element).attr('data-timestamp'),
			type:$(element).attr('data-type'),
			dirlisting:$(element).attr('data-dirlisting')
		};
		if(property){
			files.push(file[property]);
		}else{
			files.push(file);
		}
	});
	return files;
}

function fileDownloadPath(dir, file) {
	return OC.filePath('files_trashbin', '', 'download.php') + '?file='+encodeURIComponent(file);
}

function enableActions() {
	$(".action").css("display", "inline");
	$(":input:checkbox").css("display", "inline");
}

function disableActions() {
	$(".action").css("display", "none");
	$(":input:checkbox").css("display", "none");
}
function onClickBreadcrumb(e){
	var $el = $(e.target).closest('.crumb');
	e.preventDefault();
	FileList.changeDirectory(decodeURIComponent($el.data('dir')));
}