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// YUI3 File Picker module for moodle
// Author: Dongsheng Cai <dongsheng@moodle.com>
/**
*
* File Picker UI
* =====
* this.fpnode, contains reference to filepicker Node, non-empty if and only if rendered
* this.api, stores the URL to make ajax request
* this.mainui, YUI Panel
* this.selectnode, contains reference to select-file Node
* this.selectui, YUI Panel for selecting particular file
* this.msg_dlg, YUI Panel for error or info message
* this.process_dlg, YUI Panel for processing existing filename
* this.treeview, YUI Treeview
* this.viewmode, store current view mode
* this.pathbar, reference to the Node with path bar
* this.pathnode, a Node element representing one folder in a path bar (not attached anywhere, just used for template)
* this.currentpath, the current path in the repository (or last requested path)
*
* Filepicker options:
* =====
* this.options.client_id, the instance id
* this.options.contextid
* this.options.itemid
* this.options.repositories, stores all repositories displayed in file picker
* this.options.formcallback
*
* Active repository options
* =====
* this.active_repo.id
* this.active_repo.defaultreturntype
* this.active_repo.nosearch
* this.active_repo.norefresh
* this.active_repo.nologin
* this.active_repo.help
* this.active_repo.manage
*
* Server responses
* =====
* this.filelist, cached filelist
* this.pages
* this.page
* this.filepath, current path (each element of the array is a part of the breadcrumb)
* this.logindata, cached login form
*/
YUI.add('moodle-core_filepicker', function(Y) {
/** help function to extract width/height style as a number, not as a string */
Y.Node.prototype.getStylePx = function(attr) {
var style = this.getStyle(attr);
if (''+style == '0' || ''+style == '0px') {
return 0;
}
var matches = style.match(/^([\d\.]+)px$/)
if (matches && parseFloat(matches[1])) {
return parseFloat(matches[1]);
}
return null;
}
/** if condition is met, the class is added to the node, otherwise - removed */
Y.Node.prototype.addClassIf = function(className, condition) {
if (condition) {
this.addClass(className);
} else {
this.removeClass(className);
}
return this;
}
/** sets the width(height) of the node considering existing minWidth(minHeight) */
Y.Node.prototype.setStyleAdv = function(stylename, value) {
var stylenameCap = stylename.substr(0,1).toUpperCase() + stylename.substr(1, stylename.length-1).toLowerCase();
this.setStyle(stylename, '' + Math.max(value, this.getStylePx('min'+stylenameCap)) + 'px')
return this;
}
/** set image source to src, if there is preview, remember it in lazyloading.
* If there is a preview and it was already loaded, use it. */
Y.Node.prototype.setImgSrc = function(src, realsrc, lazyloading) {
if (realsrc) {
if (M.core_filepicker.loadedpreviews[realsrc]) {
this.set('src', realsrc).addClass('realpreview');
return this;
} else {
if (!this.get('id')) {
this.generateID();
}
lazyloading[this.get('id')] = realsrc;
}
}
this.set('src', src);
return this;
}
/**
* Replaces the image source with preview. If the image is inside the treeview, we need
* also to update the html property of corresponding YAHOO.widget.HTMLNode
* @param array lazyloading array containing associations of imgnodeid->realsrc
*/
Y.Node.prototype.setImgRealSrc = function(lazyloading) {
if (this.get('id') && lazyloading[this.get('id')]) {
var newsrc = lazyloading[this.get('id')];
M.core_filepicker.loadedpreviews[newsrc] = true;
this.set('src', newsrc).addClass('realpreview');
delete lazyloading[this.get('id')];
var treenode = this.ancestor('.fp-treeview')
if (treenode && treenode.get('parentNode').treeview) {
treenode.get('parentNode').treeview.getRoot().refreshPreviews(this.get('id'), newsrc);
}
}
return this;
}
/** scan TreeView to find which node contains image with id=imgid and replace it's html
* with the new image source. */
Y.YUI2.widget.Node.prototype.refreshPreviews = function(imgid, newsrc, regex) {
if (!regex) {
regex = new RegExp("<img\\s[^>]*id=\""+imgid+"\"[^>]*?(/?)>", "im");
}
if (this.expanded || this.isLeaf) {
var html = this.getContentHtml();
if (html && this.setHtml && regex.test(html)) {
var newhtml = this.html.replace(regex, "<img id=\""+imgid+"\" src=\""+newsrc+"\" class=\"realpreview\"$1>", html);
this.setHtml(newhtml);
return true;
}
if (!this.isLeaf && this.children) {
for(var c in this.children) {
if (this.children[c].refreshPreviews(imgid, newsrc, regex)) {
return true;
}
}
}
}
return false;
}
/**
* Displays a list of files (used by filepicker, filemanager) inside the Node
*
* @param array options
* viewmode : 1 - icons, 2 - tree, 3 - table
* appendonly : whether fileslist need to be appended instead of replacing the existing content
* filenode : Node element that contains template for displaying one file
* callback : On click callback. The element of the fileslist array will be passed as argument
* rightclickcallback : On right click callback (optional).
* callbackcontext : context where callbacks are executed
* sortable : whether content may be sortable (in table mode)
* dynload : allow dynamic load for tree view
* filepath : for pre-building of tree view - the path to the current directory in filepicker format
* treeview_dynload : callback to function to dynamically load the folder in tree view
* classnamecallback : callback to function that returns the class name for an element
* @param array fileslist array of files to show, each array element may have attributes:
* title or fullname : file name
* shorttitle (optional) : display file name
* thumbnail : url of image
* icon : url of icon image
* thumbnail_width : width of thumbnail, default 90
* thumbnail_height : height of thumbnail, default 90
* thumbnail_alt : TODO not needed!
* description or thumbnail_title : alt text
* @param array lazyloading : reference to the array with lazy loading images
*/
Y.Node.prototype.fp_display_filelist = function(options, fileslist, lazyloading) {
var viewmodeclassnames = {1:'fp-iconview', 2:'fp-treeview', 3:'fp-tableview'};
var classname = viewmodeclassnames[options.viewmode];
var scope = this;
/** return whether file is a folder (different attributes in FileManager and FilePicker) */
var file_is_folder = function(node) {
if (node.children) {return true;}
if (node.type && node.type == 'folder') {return true;}
return false;
};
/** return the name of the file (different attributes in FileManager and FilePicker) */
var file_get_filename = function(node) {
return node.title ? node.title : node.fullname;
};
/** return display name of the file (different attributes in FileManager and FilePicker) */
var file_get_displayname = function(node) {
var displayname = node.shorttitle ? node.shorttitle : file_get_filename(node);
return Y.Escape.html(displayname);
};
/** return file description (different attributes in FileManager and FilePicker) */
var file_get_description = function(node) {
var description = '';
if (node.description) {
description = node.description;
} else if (node.thumbnail_title) {
description = node.thumbnail_title;
} else {
description = file_get_filename(node);
}
return Y.Escape.html(description);
};
/** help funciton for tree view */
var build_tree = function(node, level) {
// prepare file name with icon
var el = Y.Node.create('<div/>');
el.appendChild(options.filenode.cloneNode(true));
el.one('.fp-filename').setContent(file_get_displayname(node));
// TODO add tooltip with node.title or node.thumbnail_title
var tmpnodedata = {className:options.classnamecallback(node)};
el.get('children').addClass(tmpnodedata.className);
if (node.icon) {
el.one('.fp-icon').appendChild(Y.Node.create('<img/>'));
el.one('.fp-icon img').setImgSrc(node.icon, node.realicon, lazyloading);
}
// create node
tmpnodedata.html = el.getContent();
var tmpNode = new Y.YUI2.widget.HTMLNode(tmpnodedata, level, false);
if (node.dynamicLoadComplete) {
tmpNode.dynamicLoadComplete = true;
}
tmpNode.fileinfo = node;
tmpNode.isLeaf = !file_is_folder(node);
if (!tmpNode.isLeaf) {
if(node.expanded) {
tmpNode.expand();
}
tmpNode.path = node.path ? node.path : (node.filepath ? node.filepath : '');
for(var c in node.children) {
build_tree(node.children[c], tmpNode);
}
}
};
/** initialize tree view */
var initialize_tree_view = function() {
var parentid = scope.one('.'+classname).get('id');
// TODO MDL-32736 use YUI3 gallery TreeView
scope.treeview = new Y.YUI2.widget.TreeView(parentid);
if (options.dynload) {
scope.treeview.setDynamicLoad(Y.bind(options.treeview_dynload, options.callbackcontext), 1);
}
scope.treeview.singleNodeHighlight = true;
if (options.filepath && options.filepath.length) {
// we just jumped from icon/details view, we need to show all parents
// we extract as much information as possible from filepath and filelist
// and send additional requests to retrieve siblings for parent folders
var mytree = {};
var mytreeel = null;
for (var i in options.filepath) {
if (mytreeel == null) {
mytreeel = mytree;
} else {
mytreeel.children = [{}];
mytreeel = mytreeel.children[0];
}
var pathelement = options.filepath[i];
mytreeel.path = pathelement.path;
mytreeel.title = pathelement.name;
mytreeel.icon = pathelement.icon;
mytreeel.dynamicLoadComplete = true; // we will call it manually
mytreeel.expanded = true;
}
mytreeel.children = fileslist;
build_tree(mytree, scope.treeview.getRoot());
// manually call dynload for parent elements in the tree so we can load other siblings
if (options.dynload) {
var root = scope.treeview.getRoot();
// Whether search results are currently displayed in the active repository in the filepicker.
// We do not want to load siblings of parent elements when displaying search tree results.
var isSearchResult = typeof options.callbackcontext.active_repo !== 'undefined' &&
options.callbackcontext.active_repo.issearchresult;
while (root && root.children && root.children.length) {
root = root.children[0];
if (root.path == mytreeel.path) {
root.origpath = options.filepath;
root.origlist = fileslist;
} else if (!root.isLeaf && root.expanded && !isSearchResult) {
Y.bind(options.treeview_dynload, options.callbackcontext)(root, null);
}
}
}
} else {
// there is no path information, just display all elements as a list, without hierarchy
for(k in fileslist) {
build_tree(fileslist[k], scope.treeview.getRoot());
}
}
scope.treeview.subscribe('clickEvent', function(e){
e.node.highlight(false);
var callback = options.callback;
if (options.rightclickcallback && e.event.target &&
Y.Node(e.event.target).ancestor('.fp-treeview .fp-contextmenu', true)) {
callback = options.rightclickcallback;
}
Y.bind(callback, options.callbackcontext)(e, e.node.fileinfo);
Y.YUI2.util.Event.stopEvent(e.event)
});
// TODO MDL-32736 support right click
/*if (options.rightclickcallback) {
scope.treeview.subscribe('dblClickEvent', function(e){
e.node.highlight(false);
Y.bind(options.rightclickcallback, options.callbackcontext)(e, e.node.fileinfo);
});
}*/
scope.treeview.draw();
};
/** formatting function for table view */
var formatValue = function (o){
if (o.data[''+o.column.key+'_f_s']) {return o.data[''+o.column.key+'_f_s'];}
else if (o.data[''+o.column.key+'_f']) {return o.data[''+o.column.key+'_f'];}
else if (o.value) {return o.value;}
else {return '';}
};
/** formatting function for table view */
var formatTitle = function(o) {
var el = Y.Node.create('<div/>');
el.appendChild(options.filenode.cloneNode(true)); // TODO not node but string!
el.get('children').addClass(o.data['classname']);
el.one('.fp-filename').setContent(o.value);
if (o.data['icon']) {
el.one('.fp-icon').appendChild(Y.Node.create('<img/>'));
el.one('.fp-icon img').setImgSrc(o.data['icon'], o.data['realicon'], lazyloading);
}
if (options.rightclickcallback) {
el.get('children').addClass('fp-hascontextmenu');
}
// TODO add tooltip with o.data['title'] (o.value) or o.data['thumbnail_title']
return el.getContent();
}
/**
* Generate slave checkboxes based on toggleall's specification
* @param {object} o An object reprsenting the record for the current row.
* @return {html} The checkbox html
*/
var formatCheckbox = function(o) {
var el = Y.Node.create('<div/>');
var checkbox = Y.Node.create('<input/>')
.setAttribute('type', 'checkbox')
.setAttribute('data-fieldtype', 'checkbox')
.setAttribute('data-fullname', o.data.fullname)
.setAttribute('data-action', 'toggle')
.setAttribute('data-toggle', 'slave')
.setAttribute('data-togglegroup', 'file-selections')
.setAttribute('data-toggle-selectall', M.util.get_string('selectall', 'moodle'))
.setAttribute('data-toggle-deselectall', M.util.get_string('deselectall', 'moodle'));
var checkboxLabel = Y.Node.create('<label>')
.setHTML("Select file '" + o.data.fullname + "'")
.addClass('sr-only')
.setAttrs({
for: checkbox.generateID(),
});
el.appendChild(checkbox);
el.appendChild(checkboxLabel);
return el.getContent();
};
/** sorting function for table view */
var sortFoldersFirst = function(a, b, desc) {
if (a.get('isfolder') && !b.get('isfolder')) {
return -1;
}
if (!a.get('isfolder') && b.get('isfolder')) {
return 1;
}
var aa = a.get(this.key), bb = b.get(this.key), dir = desc ? -1 : 1;
return (aa > bb) ? dir : ((aa < bb) ? -dir : 0);
}
/** initialize table view */
var initialize_table_view = function() {
var cols = [
{key: "displayname", label: M.util.get_string('name', 'moodle'), allowHTML: true, formatter: formatTitle,
sortable: true, sortFn: sortFoldersFirst},
{key: "datemodified", label: M.util.get_string('lastmodified', 'moodle'), allowHTML: true, formatter: formatValue,
sortable: true, sortFn: sortFoldersFirst},
{key: "size", label: M.util.get_string('size', 'repository'), allowHTML: true, formatter: formatValue,
sortable: true, sortFn: sortFoldersFirst},
{key: "mimetype", label: M.util.get_string('type', 'repository'), allowHTML: true,
sortable: true, sortFn: sortFoldersFirst}
];
// Generate a checkbox based on toggleall's specification
var div = Y.Node.create('<div/>');
var checkbox = Y.Node.create('<input/>')
.setAttribute('type', 'checkbox')
// .setAttribute('title', M.util.get_string('selectallornone', 'form'))
.setAttribute('data-action', 'toggle')
.setAttribute('data-toggle', 'master')
.setAttribute('data-togglegroup', 'file-selections');
var checkboxLabel = Y.Node.create('<label>')
.setHTML(M.util.get_string('selectallornone', 'form'))
.addClass('sr-only')
.setAttrs({
for: checkbox.generateID(),
});
div.appendChild(checkboxLabel);
div.appendChild(checkbox);
// Define the selector for the click event handler.
var clickEventSelector = 'tr';
// Enable the selectable checkboxes
if (options.disablecheckboxes != undefined && !options.disablecheckboxes) {
clickEventSelector = 'tr td:not(:first-child)';
cols.unshift({
key: "",
label: div.getContent(),
allowHTML: true,
formatter: formatCheckbox,
sortable: false
});
}
scope.tableview = new Y.DataTable({columns: cols, data: fileslist});
scope.tableview.delegate('click', function (e, tableview) {
var record = tableview.getRecord(e.currentTarget.get('id'));
if (record) {
var callback = options.callback;
if (options.rightclickcallback && e.target.ancestor('.fp-tableview .fp-contextmenu', true)) {
callback = options.rightclickcallback;
}
Y.bind(callback, this)(e, record.getAttrs());
}
}, clickEventSelector, options.callbackcontext, scope.tableview);
if (options.rightclickcallback) {
scope.tableview.delegate('contextmenu', function (e, tableview) {
var record = tableview.getRecord(e.currentTarget.get('id'));
if (record) { Y.bind(options.rightclickcallback, this)(e, record.getAttrs()); }
}, 'tr', options.callbackcontext, scope.tableview);
}
}
/** append items in table view mode */
var append_files_table = function() {
if (options.appendonly) {
fileslist.forEach(function(el) {
this.tableview.data.add(el);
},scope);
}
scope.tableview.render(scope.one('.'+classname));
scope.tableview.sortable = options.sortable ? true : false;
};
/** append items in tree view mode */
var append_files_tree = function() {
if (options.appendonly) {
var parentnode = scope.treeview.getRoot();
if (scope.treeview.getHighlightedNode()) {
parentnode = scope.treeview.getHighlightedNode();
if (parentnode.isLeaf) {parentnode = parentnode.parent;}
}
for (var k in fileslist) {
build_tree(fileslist[k], parentnode);
}
scope.treeview.draw();
} else {
// otherwise files were already added in initialize_tree_view()
}
}
/** append items in icon view mode */
var append_files_icons = function() {
parent = scope.one('.'+classname);
for (var k in fileslist) {
var node = fileslist[k];
var element = options.filenode.cloneNode(true);
parent.appendChild(element);
element.addClass(options.classnamecallback(node));
var filenamediv = element.one('.fp-filename');
filenamediv.setContent(file_get_displayname(node));
var imgdiv = element.one('.fp-thumbnail'), width, height, src;
if (node.thumbnail) {
width = node.thumbnail_width ? node.thumbnail_width : 90;
height = node.thumbnail_height ? node.thumbnail_height : 90;
src = node.thumbnail;
} else {
width = 16;
height = 16;
src = node.icon;
}
filenamediv.setStyleAdv('width', width);
imgdiv.setStyleAdv('width', width).setStyleAdv('height', height);
var img = Y.Node.create('<img/>').setAttrs({
title: file_get_description(node),
alt: Y.Escape.html(node.thumbnail_alt ? node.thumbnail_alt : file_get_filename(node))}).
setStyle('maxWidth', ''+width+'px').
setStyle('maxHeight', ''+height+'px');
img.setImgSrc(src, node.realthumbnail, lazyloading);
imgdiv.appendChild(img);
element.on('click', function(e, nd) {
if (options.rightclickcallback && e.target.ancestor('.fp-iconview .fp-contextmenu', true)) {
Y.bind(options.rightclickcallback, this)(e, nd);
} else {
Y.bind(options.callback, this)(e, nd);
}
}, options.callbackcontext, node);
if (options.rightclickcallback) {
element.on('contextmenu', options.rightclickcallback, options.callbackcontext, node);
}
}
}
// Notify the user if any of the files has a problem status.
var problemFiles = [];
fileslist.forEach(function(file) {
if (!file_is_folder(file) && file.hasOwnProperty('status') && file.status != 0) {
problemFiles.push(file);
}
});
if (problemFiles.length > 0) {
require(["core/notification", "core/str"], function(Notification, Str) {
problemFiles.forEach(function(problemFile) {
Str.get_string('storedfilecannotreadfile', 'error', problemFile.fullname).then(function(string) {
Notification.addNotification({
message: string,
type: "error"
});
return;
}).catch(Notification.exception);
});
});
}
// If table view, need some additional properties
// before passing fileslist to the YUI tableview
if (options.viewmode == 3) {
fileslist.forEach(function(el) {
el.displayname = file_get_displayname(el);
el.isfolder = file_is_folder(el);
el.classname = options.classnamecallback(el);
}, scope);
}
// initialize files view
if (!options.appendonly) {
var parent = Y.Node.create('<div/>').addClass(classname);
this.setContent('').appendChild(parent);
parent.generateID();
if (options.viewmode == 2) {
initialize_tree_view();
} else if (options.viewmode == 3) {
initialize_table_view();
} else {
// nothing to initialize for icon view
}
}
// append files to the list
if (options.viewmode == 2) {
append_files_tree();
} else if (options.viewmode == 3) {
append_files_table();
} else {
append_files_icons();
}
}
}, '@VERSION@', {
requires:['base', 'node', 'yui2-treeview', 'panel', 'cookie', 'datatable', 'datatable-sort']
});
M.core_filepicker = M.core_filepicker || {};
/**
* instances of file pickers used on page
*/
M.core_filepicker.instances = M.core_filepicker.instances || {};
M.core_filepicker.active_filepicker = null;
/**
* HTML Templates to use in FilePicker
*/
M.core_filepicker.templates = M.core_filepicker.templates || {};
/**
* Array of image sources for real previews (realicon or realthumbnail) that are already loaded
*/
M.core_filepicker.loadedpreviews = M.core_filepicker.loadedpreviews || {};
/**
* Set selected file info
*
* @param object file info
*/
M.core_filepicker.select_file = function(file) {
M.core_filepicker.active_filepicker.select_file(file);
}
/**
* Init and show file picker
*/
M.core_filepicker.show = function(Y, options) {
if (!M.core_filepicker.instances[options.client_id]) {
M.core_filepicker.init(Y, options);
}
M.core_filepicker.instances[options.client_id].options.formcallback = options.formcallback;
M.core_filepicker.instances[options.client_id].show();
};
M.core_filepicker.set_templates = function(Y, templates) {
for (var templid in templates) {
M.core_filepicker.templates[templid] = templates[templid];
}
}
/**
* Add new file picker to current instances
*/
M.core_filepicker.init = function(Y, options) {
var FilePickerHelper = function(options) {
FilePickerHelper.superclass.constructor.apply(this, arguments);
};
FilePickerHelper.NAME = "FilePickerHelper";
FilePickerHelper.ATTRS = {
options: {},
lang: {}
};
Y.extend(FilePickerHelper, Y.Base, {
api: M.cfg.wwwroot+'/repository/repository_ajax.php',
cached_responses: {},
waitinterval : null, // When the loading template is being displayed and its animation is running this will be an interval instance.
initializer: function(options) {
this.options = options;
if (!this.options.savepath) {
this.options.savepath = '/';
}
},
destructor: function() {
},
request: function(args, redraw) {
var api = (args.api ? args.api : this.api) + '?action='+args.action;
var params = {};
var scope = args['scope'] ? args['scope'] : this;
params['repo_id']=args.repository_id;
params['p'] = args.path?args.path:'';
params['page'] = args.page?args.page:'';
params['env']=this.options.env;
// the form element only accept certain file types
params['accepted_types']=this.options.accepted_types;
params['sesskey'] = M.cfg.sesskey;
params['client_id'] = args.client_id;
params['itemid'] = this.options.itemid?this.options.itemid:0;
params['maxbytes'] = this.options.maxbytes?this.options.maxbytes:-1;
// The unlimited value of areamaxbytes is -1, it is defined by FILE_AREA_MAX_BYTES_UNLIMITED.
params['areamaxbytes'] = this.options.areamaxbytes ? this.options.areamaxbytes : -1;
if (this.options.context && this.options.context.id) {
params['ctx_id'] = this.options.context.id;
}
if (args['params']) {
for (i in args['params']) {
params[i] = args['params'][i];
}
}
if (args.action == 'upload') {
var list = [];
for(var k in params) {
var value = params[k];
if(value instanceof Array) {
for(var i in value) {
list.push(k+'[]='+value[i]);
}
} else {
list.push(k+'='+value);
}
}
params = list.join('&');
} else {
params = build_querystring(params);
}
var cfg = {
method: 'POST',
on: {
complete: function(id,o,p) {
var data = null;
try {
data = Y.JSON.parse(o.responseText);
} catch(e) {
if (o && o.status && o.status > 0) {
Y.use('moodle-core-notification-exception', function() {
return new M.core.exception(e);
});
return;
}
}
// error checking
if (data && data.error) {
Y.use('moodle-core-notification-ajaxexception', function () {
return new M.core.ajaxException(data);
});
this.fpnode.one('.fp-content').setContent('');
return;
} else {
if (data.msg) {
scope.print_msg(data.msg, 'info');
}
// cache result if applicable
if (args.action != 'upload' && data.allowcaching) {
scope.cached_responses[params] = data;
}
// invoke callback
args.callback(id,data,p);
}
}
},
arguments: {
scope: scope
},
headers: {
'Content-Type': 'application/x-www-form-urlencoded; charset=UTF-8'
},
data: params,
context: this
};
if (args.form) {
cfg.form = args.form;
}
// check if result of the same request has been already cached. If not, request it
// (never applicable in case of form submission and/or upload action):
if (!args.form && args.action != 'upload' && scope.cached_responses[params]) {
args.callback(null, scope.cached_responses[params], {scope: scope})
} else {
Y.io(api, cfg);
if (redraw) {
this.wait();
}
}
},
/** displays the dialog and processes rename/overwrite if there is a file with the same name in the same filearea*/
process_existing_file: function(data) {
var scope = this;
var handleOverwrite = function(e) {
// overwrite
e.preventDefault();
var data = this.process_dlg.dialogdata;
var params = {}
params['existingfilename'] = data.existingfile.filename;
params['existingfilepath'] = data.existingfile.filepath;
params['newfilename'] = data.newfile.filename;
params['newfilepath'] = data.newfile.filepath;
this.hide_header();
this.request({
'params': params,
'scope': this,
'action':'overwrite',
'path': '',
'client_id': this.options.client_id,
'repository_id': this.active_repo.id,
'callback': function(id, o, args) {
scope.hide();
// Add an arbitrary parameter to the URL to force browsers to re-load the new image even
// if the file name has not changed.
var urlimage = data.existingfile.url + "?time=" + (new Date()).getTime();
if (scope.options.editor_target && scope.options.env == 'editor') {
// editor needs to update url
scope.options.editor_target.value = urlimage;
scope.options.editor_target.dispatchEvent(new Event('change'), {'bubbles': true});
}
var fileinfo = {'client_id':scope.options.client_id,
'url': urlimage,
'file': data.existingfile.filename};
var formcallback_scope = scope.options.magicscope ? scope.options.magicscope : scope;
scope.options.formcallback.apply(formcallback_scope, [fileinfo]);
}
}, true);
}
var handleRename = function(e) {
// inserts file with the new name
e.preventDefault();
var scope = this;
var data = this.process_dlg.dialogdata;
if (scope.options.editor_target && scope.options.env == 'editor') {
scope.options.editor_target.value = data.newfile.url;
scope.options.editor_target.dispatchEvent(new Event('change'), {'bubbles': true});
}
scope.hide();
var formcallback_scope = scope.options.magicscope ? scope.options.magicscope : scope;
var fileinfo = {'client_id':scope.options.client_id,
'url':data.newfile.url,
'file':data.newfile.filename};
scope.options.formcallback.apply(formcallback_scope, [fileinfo]);
}
var handleCancel = function(e) {
// Delete tmp file
e.preventDefault();
var params = {};
params['newfilename'] = this.process_dlg.dialogdata.newfile.filename;
params['newfilepath'] = this.process_dlg.dialogdata.newfile.filepath;
this.request({
'params': params,
'scope': this,
'action':'deletetmpfile',
'path': '',
'client_id': this.options.client_id,
'repository_id': this.active_repo.id,
'callback': function(id, o, args) {
// let it be in background, from user point of view nothing is happenning
}
}, false);
this.process_dlg.hide();
this.selectui.hide();
}
if (!this.process_dlg) {
this.process_dlg_node = Y.Node.create(M.core_filepicker.templates.processexistingfile);
var node = this.process_dlg_node;
node.generateID();
this.process_dlg = new M.core.dialogue({
draggable : true,
bodyContent : node,
headerContent: M.util.get_string('fileexistsdialogheader', 'repository'),
centered : true,
modal : true,
visible : false,
zIndex : this.options.zIndex
});
node.one('.fp-dlg-butoverwrite').on('click', handleOverwrite, this);
node.one('.fp-dlg-butrename').on('click', handleRename, this);
node.one('.fp-dlg-butcancel').on('click', handleCancel, this);
if (this.options.env == 'editor') {
node.one('.fp-dlg-text').setContent(M.util.get_string('fileexistsdialog_editor', 'repository'));
} else {
node.one('.fp-dlg-text').setContent(M.util.get_string('fileexistsdialog_filemanager', 'repository'));
}
}
this.selectnode.removeClass('loading');
this.process_dlg.dialogdata = data;
this.process_dlg_node.one('.fp-dlg-butrename').setContent(M.util.get_string('renameto', 'repository', data.newfile.filename));
this.process_dlg.show();
},
/** displays error instead of filepicker contents */
display_error: function(errortext, errorcode) {
this.fpnode.one('.fp-content').setContent(M.core_filepicker.templates.error);
this.fpnode.one('.fp-content .fp-error').
addClass(errorcode).
setContent(Y.Escape.html(errortext));
},
/** displays message in a popup */
print_msg: function(msg, type) {
var header = M.util.get_string('error', 'moodle');
if (type != 'error') {
type = 'info'; // one of only two types excepted
header = M.util.get_string('info', 'moodle');
}
if (!this.msg_dlg) {
this.msg_dlg_node = Y.Node.create(M.core_filepicker.templates.message);
this.msg_dlg_node.generateID();
this.msg_dlg = new M.core.dialogue({
draggable : true,
bodyContent : this.msg_dlg_node,
centered : true,
modal : true,
visible : false,
zIndex : this.options.zIndex
});
this.msg_dlg_node.one('.fp-msg-butok').on('click', function(e) {
e.preventDefault();
this.msg_dlg.hide();
}, this);
}
this.msg_dlg.set('headerContent', header);
this.msg_dlg_node.removeClass('fp-msg-info').removeClass('fp-msg-error').addClass('fp-msg-'+type)
this.msg_dlg_node.one('.fp-msg-text').setContent(Y.Escape.html(msg));
this.msg_dlg.show();
},
view_files: function(appenditems) {
this.viewbar_set_enabled(true);
this.print_path();
/*if ((appenditems == null) && (!this.filelist || !this.filelist.length) && !this.active_repo.hasmorepages) {
// TODO do it via classes and adjust for each view mode!
// If there are no items and no next page, just display status message and quit
this.display_error(M.util.get_string('nofilesavailable', 'repository'), 'nofilesavailable');
return;
}*/
if (this.viewmode == 2) {
this.view_as_list(appenditems);
} else if (this.viewmode == 3) {
this.view_as_table(appenditems);
} else {
this.view_as_icons(appenditems);
}
this.fpnode.one('.fp-content').setAttribute('tabindex', '0');
this.fpnode.one('.fp-content').focus();
// display/hide the link for requesting next page
if (!appenditems && this.active_repo.hasmorepages) {
if (!this.fpnode.one('.fp-content .fp-nextpage')) {
this.fpnode.one('.fp-content').append(M.core_filepicker.templates.nextpage);
}
this.fpnode.one('.fp-content .fp-nextpage').one('a,button').on('click', function(e) {
e.preventDefault();
this.fpnode.one('.fp-content .fp-nextpage').addClass('loading');
this.request_next_page();
}, this);
}
if (!this.active_repo.hasmorepages && this.fpnode.one('.fp-content .fp-nextpage')) {
this.fpnode.one('.fp-content .fp-nextpage').remove();
}
if (this.fpnode.one('.fp-content .fp-nextpage')) {
this.fpnode.one('.fp-content .fp-nextpage').removeClass('loading');
}
this.content_scrolled();
},
content_scrolled: function(e) {
setTimeout(Y.bind(function() {
if (this.processingimages) {
return;
}
this.processingimages = true;
var scope = this,
fpcontent = this.fpnode.one('.fp-content'),
fpcontenty = fpcontent.getY(),
fpcontentheight = fpcontent.getStylePx('height'),
nextpage = fpcontent.one('.fp-nextpage'),
is_node_visible = function(node) {
var offset = node.getY()-fpcontenty;
if (offset <= fpcontentheight && (offset >=0 || offset+node.getStylePx('height')>=0)) {
return true;
}
return false;
};
// automatically load next page when 'more' link becomes visible
if (nextpage && !nextpage.hasClass('loading') && is_node_visible(nextpage)) {
nextpage.one('a,button').simulate('click');
}
// replace src for visible images that need to be lazy-loaded
if (scope.lazyloading) {
fpcontent.all('img').each( function(node) {
if (node.get('id') && scope.lazyloading[node.get('id')] && is_node_visible(node)) {
node.setImgRealSrc(scope.lazyloading);
}
});
}
this.processingimages = false;
}, this), 200)
},
treeview_dynload: function(node, cb) {
var retrieved_children = {};
if (node.children) {
for (var i in node.children) {
retrieved_children[node.children[i].path] = node.children[i];
}
}
this.request({
action:'list',
client_id: this.options.client_id,
repository_id: this.active_repo.id,
path:node.path?node.path:'',
page:node.page?args.page:'',
scope:this,
callback: function(id, obj, args) {
var list = obj.list;
var scope = args.scope;
// check that user did not leave the view mode before recieving this response
if (!(scope.active_repo.id == obj.repo_id && scope.viewmode == 2 && node && node.getChildrenEl())) {
return;
}
if (cb != null) { // (in manual mode do not update current path)
scope.viewbar_set_enabled(true);
scope.parse_repository_options(obj);
}
node.highlight(false);
node.origlist = obj.list ? obj.list : null;
node.origpath = obj.path ? obj.path : null;
node.children = [];
for(k in list) {
if (list[k].children && retrieved_children[list[k].path]) {
// if this child is a folder and has already been retrieved
node.children[node.children.length] = retrieved_children[list[k].path];
} else {
// append new file to the list
scope.view_as_list([list[k]]);
}
}
if (cb == null) {
node.refresh();
} else {
// invoke callback requested by TreeView component
cb();
}
scope.content_scrolled();
}
}, false);
},
classnamecallback : function(node) {
var classname = '';
if (node.children) {
classname = classname + ' fp-folder';
}
if (node.isref) {
classname = classname + ' fp-isreference';
}
if (node.iscontrolledlink) {
classname = classname + ' fp-iscontrolledlink';
}
if (node.refcount) {
classname = classname + ' fp-hasreferences';
}
if (node.originalmissing) {
classname = classname + ' fp-originalmissing';
}
return Y.Lang.trim(classname);
},
/** displays list of files in tree (list) view mode. If param appenditems is specified,
* appends those items to the end of the list. Otherwise (default behaviour)
* clears the contents and displays the items from this.filelist */
view_as_list: function(appenditems) {
var list = (appenditems != null) ? appenditems : this.filelist;
this.viewmode = 2;
if (!this.filelist || this.filelist.length==0 && (!this.filepath || !this.filepath.length)) {
this.display_error(M.util.get_string('nofilesavailable', 'repository'), 'nofilesavailable');
return;
}
var element_template = Y.Node.create(M.core_filepicker.templates.listfilename);
var options = {
viewmode : this.viewmode,
appendonly : (appenditems != null),
filenode : element_template,
callbackcontext : this,
callback : function(e, node) {
// TODO MDL-32736 e is not an event here but an object with properties 'event' and 'node'
if (!node.children) {
if (e.node.parent && e.node.parent.origpath) {
// set the current path
this.filepath = e.node.parent.origpath;
this.filelist = e.node.parent.origlist;
this.print_path();
}
this.select_file(node);
} else {
// save current path and filelist (in case we want to jump to other viewmode)
this.filepath = e.node.origpath;
this.filelist = e.node.origlist;
this.currentpath = e.node.path;
this.print_path();
this.content_scrolled();
}
},
classnamecallback : this.classnamecallback,
dynload : this.active_repo.dynload,
filepath : this.filepath,
treeview_dynload : this.treeview_dynload
};
this.fpnode.one('.fp-content').fp_display_filelist(options, list, this.lazyloading);
},
/** displays list of files in icon view mode. If param appenditems is specified,
* appends those items to the end of the list. Otherwise (default behaviour)
* clears the contents and displays the items from this.filelist */
view_as_icons: function(appenditems) {
this.viewmode = 1;
var list = (appenditems != null) ? appenditems : this.filelist;
var element_template = Y.Node.create(M.core_filepicker.templates.iconfilename);
if ((appenditems == null) && (!this.filelist || !this.filelist.length)) {
this.display_error(M.util.get_string('nofilesavailable', 'repository'), 'nofilesavailable');
return;
}
var options = {
viewmode : this.viewmode,
appendonly : (appenditems != null),
filenode : element_template,
callbackcontext : this,
callback : function(e, node) {
if (e.preventDefault) {
e.preventDefault();
}
if(node.children) {
if (this.active_repo.dynload) {
this.list({'path':node.path});
} else {
this.filelist = node.children;
this.view_files();
}
} else {
this.select_file(node);
}
},
classnamecallback : this.classnamecallback
};
this.fpnode.one('.fp-content').fp_display_filelist(options, list, this.lazyloading);
},
/** displays list of files in table view mode. If param appenditems is specified,
* appends those items to the end of the list. Otherwise (default behaviour)
* clears the contents and displays the items from this.filelist */
view_as_table: function(appenditems) {
this.viewmode = 3;
var list = (appenditems != null) ? appenditems : this.filelist;
if (!appenditems && (!this.filelist || this.filelist.length==0) && !this.active_repo.hasmorepages) {
this.display_error(M.util.get_string('nofilesavailable', 'repository'), 'nofilesavailable');
return;
}
var element_template = Y.Node.create(M.core_filepicker.templates.listfilename);
var options = {
viewmode : this.viewmode,
appendonly : (appenditems != null),
filenode : element_template,
callbackcontext : this,
sortable : !this.active_repo.hasmorepages,
callback : function(e, node) {
if (e.preventDefault) {e.preventDefault();}
if (node.children) {
if (this.active_repo.dynload) {
this.list({'path':node.path});
} else {
this.filelist = node.children;
this.view_files();
}
} else {
this.select_file(node);
}
},
classnamecallback : this.classnamecallback
};
this.fpnode.one('.fp-content').fp_display_filelist(options, list, this.lazyloading);
},
/** If more than one page available, requests and displays the files from the next page */
request_next_page: function() {
if (!this.active_repo.hasmorepages || this.active_repo.nextpagerequested) {
// nothing to load
return;
}
this.active_repo.nextpagerequested = true;
var nextpage = this.active_repo.page+1;
var args = {
page: nextpage,
repo_id: this.active_repo.id
};
var action = this.active_repo.issearchresult ? 'search' : 'list';
this.request({
path: this.currentpath,
scope: this,
action: action,
client_id: this.options.client_id,
repository_id: args.repo_id,
params: args,
callback: function(id, obj, args) {
var scope = args.scope;
// Check that we are still in the same repository and are expecting this page. We have no way
// to compare the requested page and the one returned, so we assume that if the last chunk
// of the breadcrumb is similar, then we probably are on the same page.
var samepage = true;
if (obj.path && scope.filepath) {
var pathbefore = scope.filepath[scope.filepath.length-1];
var pathafter = obj.path[obj.path.length-1];
if (pathbefore.path != pathafter.path) {
samepage = false;
}
}
if (scope.active_repo.hasmorepages && obj.list && obj.page &&
obj.repo_id == scope.active_repo.id &&
obj.page == scope.active_repo.page+1 && samepage) {
scope.parse_repository_options(obj, true);
scope.view_files(obj.list)
}
}
}, false);
},
select_file: function(args) {
var argstitle = args.shorttitle ? args.shorttitle : args.title;
// Limit the string length so it fits nicely on mobile devices
var titlelength = 30;
if (argstitle.length > titlelength) {
argstitle = argstitle.substring(0, titlelength) + '...';
}
Y.one('#fp-file_label_'+this.options.client_id).setContent(Y.Escape.html(M.util.get_string('select', 'repository')+' '+argstitle));
this.selectui.show();
Y.one('#'+this.selectnode.get('id')).focus();
var client_id = this.options.client_id;
var selectnode = this.selectnode;
var return_types = this.options.repositories[this.active_repo.id].return_types;
selectnode.removeClass('loading');
selectnode.one('.fp-saveas input').set('value', args.title);
var imgnode = Y.Node.create('<img/>').
set('src', args.realthumbnail ? args.realthumbnail : args.thumbnail).
setStyle('maxHeight', ''+(args.thumbnail_height ? args.thumbnail_height : 90)+'px').
setStyle('maxWidth', ''+(args.thumbnail_width ? args.thumbnail_width : 90)+'px');
selectnode.one('.fp-thumbnail').setContent('').appendChild(imgnode);
// filelink is the array of file-link-types available for this repository in this env
var filelinktypes = [2/*FILE_INTERNAL*/,1/*FILE_EXTERNAL*/,4/*FILE_REFERENCE*/,8/*FILE_CONTROLLED_LINK*/];
var filelink = {}, firstfilelink = null, filelinkcount = 0;
for (var i in filelinktypes) {
var allowed = (return_types & filelinktypes[i]) &&
(this.options.return_types & filelinktypes[i]);
if (filelinktypes[i] == 1/*FILE_EXTERNAL*/ && !this.options.externallink && this.options.env == 'editor') {
// special configuration setting 'repositoryallowexternallinks' may prevent
// using external links in editor environment
allowed = false;
}
filelink[filelinktypes[i]] = allowed;
firstfilelink = (firstfilelink==null && allowed) ? filelinktypes[i] : firstfilelink;
filelinkcount += allowed ? 1 : 0;
}
var defaultreturntype = this.options.repositories[this.active_repo.id].defaultreturntype;
if (defaultreturntype) {
if (filelink[defaultreturntype]) {
firstfilelink = defaultreturntype;
}
}
// make radio buttons enabled if this file-link-type is available and only if there are more than one file-link-type option
// check the first available file-link-type option
for (var linktype in filelink) {
var el = selectnode.one('.fp-linktype-'+linktype);
el.addClassIf('uneditable', !(filelink[linktype] && filelinkcount>1));
el.one('input').set('checked', (firstfilelink == linktype) ? 'checked' : '').simulate('change');
}
// TODO MDL-32532: attributes 'hasauthor' and 'haslicense' need to be obsolete,
selectnode.one('.fp-setauthor input').set('value', args.author ? args.author : this.options.author);
this.populateLicensesSelect(selectnode.one('.fp-setlicense select'), args);
selectnode.one('form #filesource-'+client_id).set('value', args.source);
selectnode.one('form #filesourcekey-'+client_id).set('value', args.sourcekey);
// display static information about a file (when known)
var attrs = ['datemodified','datecreated','size','license','author','dimensions'];
for (var i in attrs) {
if (selectnode.one('.fp-'+attrs[i])) {
var value = (args[attrs[i]+'_f']) ? args[attrs[i]+'_f'] : (args[attrs[i]] ? args[attrs[i]] : '');
selectnode.one('.fp-'+attrs[i]).addClassIf('fp-unknown', ''+value == '')
.one('.fp-value').setContent(Y.Escape.html(value));
}
}
},
setup_select_file: function() {
var client_id = this.options.client_id;
var selectnode = this.selectnode;
var getfile = selectnode.one('.fp-select-confirm');
// bind labels with corresponding inputs
selectnode.all('.fp-saveas,.fp-linktype-2,.fp-linktype-1,.fp-linktype-4,fp-linktype-8,.fp-setauthor,.fp-setlicense').each(function (node) {
node.all('label').set('for', node.one('input,select').generateID());
});
selectnode.one('.fp-linktype-2 input').setAttrs({value: 2, name: 'linktype'});
selectnode.one('.fp-linktype-1 input').setAttrs({value: 1, name: 'linktype'});
selectnode.one('.fp-linktype-4 input').setAttrs({value: 4, name: 'linktype'});
selectnode.one('.fp-linktype-8 input').setAttrs({value: 8, name: 'linktype'});
var changelinktype = function(e) {
if (e.currentTarget.get('checked')) {
var allowinputs = e.currentTarget.get('value') != 1/*FILE_EXTERNAL*/;
selectnode.all('.fp-setauthor,.fp-setlicense,.fp-saveas').each(function(node){
node.addClassIf('uneditable', !allowinputs);
node.all('input,select').set('disabled', allowinputs?'':'disabled');
});
}
};
selectnode.all('.fp-linktype-2,.fp-linktype-1,.fp-linktype-4,.fp-linktype-8').each(function (node) {
node.one('input').on('change', changelinktype, this);
});
// register event on clicking submit button
getfile.on('click', function(e) {
e.preventDefault();
var client_id = this.options.client_id;
var scope = this;
var repository_id = this.active_repo.id;
var title = selectnode.one('.fp-saveas input').get('value');
var filesource = selectnode.one('form #filesource-'+client_id).get('value');
var filesourcekey = selectnode.one('form #filesourcekey-'+client_id).get('value');
var params = {'title':title, 'source':filesource, 'savepath': this.options.savepath, sourcekey: filesourcekey};
var license = selectnode.one('.fp-setlicense select');
if (license) {
params['license'] = license.get('value');
var origlicense = selectnode.one('.fp-license .fp-value');
if (origlicense) {
origlicense = origlicense.getContent();
}
if (this.options.rememberuserlicensepref) {
this.set_preference('recentlicense', license.get('value'));
}
}
params['author'] = selectnode.one('.fp-setauthor input').get('value');
var return_types = this.options.repositories[this.active_repo.id].return_types;
if (this.options.env == 'editor') {
// in editor, images are stored in '/' only
params.savepath = '/';
}
if ((this.options.externallink || this.options.env != 'editor') &&
(return_types & 1/*FILE_EXTERNAL*/) &&
(this.options.return_types & 1/*FILE_EXTERNAL*/) &&
selectnode.one('.fp-linktype-1 input').get('checked')) {
params['linkexternal'] = 'yes';
} else if ((return_types & 4/*FILE_REFERENCE*/) &&
(this.options.return_types & 4/*FILE_REFERENCE*/) &&
selectnode.one('.fp-linktype-4 input').get('checked')) {
params['usefilereference'] = '1';
} else if ((return_types & 8/*FILE_CONTROLLED_LINK*/) &&
(this.options.return_types & 8/*FILE_CONTROLLED_LINK*/) &&
selectnode.one('.fp-linktype-8 input').get('checked')) {
params['usecontrolledlink'] = '1';
}
selectnode.addClass('loading');
this.request({
action:'download',
client_id: client_id,
repository_id: repository_id,
'params': params,
onerror: function(id, obj, args) {
selectnode.removeClass('loading');
scope.selectui.hide();
},
callback: function(id, obj, args) {
selectnode.removeClass('loading');
if (obj.event == 'fileexists') {
scope.process_existing_file(obj);
return;
}
if (scope.options.editor_target && scope.options.env=='editor') {
scope.options.editor_target.value=obj.url;
scope.options.editor_target.dispatchEvent(new Event('change'), {'bubbles': true});
}
scope.hide();
obj.client_id = client_id;
var formcallback_scope = args.scope.options.magicscope ? args.scope.options.magicscope : args.scope;
scope.options.formcallback.apply(formcallback_scope, [obj]);
}
}, false);
}, this);
var elform = selectnode.one('form');
elform.appendChild(Y.Node.create('<input/>').
setAttrs({type:'hidden',id:'filesource-'+client_id}));
elform.appendChild(Y.Node.create('<input/>').
setAttrs({type:'hidden',id:'filesourcekey-'+client_id}));
elform.on('keydown', function(e) {
if (e.keyCode == 13) {
getfile.simulate('click');
e.preventDefault();
}
}, this);
var cancel = selectnode.one('.fp-select-cancel');
cancel.on('click', function(e) {
e.preventDefault();
this.selectui.hide();
}, this);
},
wait: function() {
// First check there isn't already an interval in play, and if there is kill it now.
if (this.waitinterval != null) {
clearInterval(this.waitinterval);
}
// Prepare the root node we will set content for and the loading template we want to display as a YUI node.
var root = this.fpnode.one('.fp-content');
var content = Y.Node.create(M.core_filepicker.templates.loading).addClass('fp-content-hidden').setStyle('opacity', 0);
var count = 0;
// Initiate an interval, we will have a count which will increment every 100 milliseconds.
// Count 0 - the loading icon will have visibility set to hidden (invisible) and have an opacity of 0 (invisible also)
// Count 5 - the visiblity will be switched to visible but opacity will still be at 0 (inivisible)
// Counts 6 - 15 opacity will be increased by 0.1 making the loading icon visible over the period of a second
// Count 16 - The interval will be cancelled.
var interval = setInterval(function(){
if (!content || !root.contains(content) || count >= 15) {
clearInterval(interval);
return true;
}
if (count == 5) {
content.removeClass('fp-content-hidden');
} else if (count > 5) {
var opacity = parseFloat(content.getStyle('opacity'));
content.setStyle('opacity', opacity + 0.1);
}
count++;
return false;
}, 100);
// Store the wait interval so that we can check it in the future.
this.waitinterval = interval;
// Set the content to the loading template.
root.setContent(content);
},
viewbar_set_enabled: function(mode) {
var viewbar = this.fpnode.one('.fp-viewbar')
if (viewbar) {
if (mode) {
viewbar.addClass('enabled').removeClass('disabled');
this.fpnode.all('.fp-vb-icons,.fp-vb-tree,.fp-vb-details').setAttribute("aria-disabled", "false");
this.fpnode.all('.fp-vb-icons,.fp-vb-tree,.fp-vb-details').setAttribute("tabindex", "");
} else {
viewbar.removeClass('enabled').addClass('disabled');
this.fpnode.all('.fp-vb-icons,.fp-vb-tree,.fp-vb-details').setAttribute("aria-disabled", "true");
this.fpnode.all('.fp-vb-icons,.fp-vb-tree,.fp-vb-details').setAttribute("tabindex", "-1");
}
}
this.fpnode.all('.fp-vb-icons,.fp-vb-tree,.fp-vb-details').removeClass('checked');
var modes = {1:'icons', 2:'tree', 3:'details'};
this.fpnode.all('.fp-vb-'+modes[this.viewmode]).addClass('checked');
},
viewbar_clicked: function(e) {
e.preventDefault();
var viewbar = this.fpnode.one('.fp-viewbar')
if (!viewbar || !viewbar.hasClass('disabled')) {
if (e.currentTarget.hasClass('fp-vb-tree')) {
this.viewmode = 2;
} else if (e.currentTarget.hasClass('fp-vb-details')) {
this.viewmode = 3;
} else {
this.viewmode = 1;
}
this.viewbar_set_enabled(true)
this.view_files();
this.set_preference('recentviewmode', this.viewmode);
}
},
render: function() {
var client_id = this.options.client_id;
var fpid = "filepicker-"+ client_id;
var labelid = 'fp-dialog-label_'+ client_id;
var width = 873;
var draggable = true;
this.fpnode = Y.Node.create(M.core_filepicker.templates.generallayout).
set('id', 'filepicker-'+client_id).set('aria-labelledby', labelid);
if (this.in_iframe()) {
width = Math.floor(window.innerWidth * 0.95);
draggable = false;
}
this.mainui = new M.core.dialogue({
extraClasses : ['filepicker'],
draggable : draggable,
bodyContent : this.fpnode,
headerContent: '<h3 id="'+ labelid +'">'+ M.util.get_string('filepicker', 'repository') +'</h3>',
centered : true,
modal : true,
visible : false,
width : width+'px',
responsiveWidth : 768,
height : '558px',
zIndex : this.options.zIndex
});
// create panel for selecting a file (initially hidden)
this.selectnode = Y.Node.create(M.core_filepicker.templates.selectlayout).
set('id', 'filepicker-select-'+client_id).
set('aria-live', 'assertive').
set('role', 'dialog');
var fplabel = 'fp-file_label_'+ client_id;
this.selectui = new M.core.dialogue({
headerContent: '<h3 id="' + fplabel +'">'+M.util.get_string('select', 'repository')+'</h3>',
draggable : true,
width : '450px',
bodyContent : this.selectnode,
centered : true,
modal : true,
visible : false,
zIndex : this.options.zIndex
});
Y.one('#'+this.selectnode.get('id')).setAttribute('aria-labelledby', fplabel);
// event handler for lazy loading of thumbnails and next page
this.fpnode.one('.fp-content').on(['scroll','resize'], this.content_scrolled, this);
// save template for one path element and location of path bar
if (this.fpnode.one('.fp-path-folder')) {
this.pathnode = this.fpnode.one('.fp-path-folder');
this.pathbar = this.pathnode.get('parentNode');
this.pathbar.removeChild(this.pathnode);
}
// assign callbacks for view mode switch buttons
this.fpnode.one('.fp-vb-icons').on('click', this.viewbar_clicked, this);
this.fpnode.one('.fp-vb-tree').on('click', this.viewbar_clicked, this);
this.fpnode.one('.fp-vb-details').on('click', this.viewbar_clicked, this);
// assign callbacks for toolbar links
this.setup_toolbar();
this.setup_select_file();
this.hide_header();
// processing repository listing
// Resort the repositories by sortorder
var sorted_repositories = [];
var i;
for (i in this.options.repositories) {
sorted_repositories[i] = this.options.repositories[i];
}
sorted_repositories.sort(function(a,b){return a.sortorder-b.sortorder});
// extract one repository template and repeat it for all repositories available,
// set name and icon and assign callbacks
var reponode = this.fpnode.one('.fp-repo');
if (reponode) {
var list = reponode.get('parentNode');
list.removeChild(reponode);
for (i in sorted_repositories) {
var repository = sorted_repositories[i];
var h = (parseInt(i) == 0) ? parseInt(i) : parseInt(i) - 1,
j = (parseInt(i) == Object.keys(sorted_repositories).length - 1) ? parseInt(i) : parseInt(i) + 1;
var previousrepository = sorted_repositories[h];
var nextrepository = sorted_repositories[j];
var node = reponode.cloneNode(true);
list.appendChild(node);
node.
set('id', 'fp-repo-'+client_id+'-'+repository.id).
on('click', function(e, repository_id) {
e.preventDefault();
this.set_preference('recentrepository', repository_id);
this.hide_header();
this.list({'repo_id':repository_id});
}, this /*handler running scope*/, repository.id/*second argument of handler*/);
node.on('key', function(e, previousrepositoryid, nextrepositoryid, clientid, repositoryid) {
this.changeHighlightedRepository(e, clientid, repositoryid, previousrepositoryid, nextrepositoryid);
}, 'down:38,40', this, previousrepository.id, nextrepository.id, client_id, repository.id);
node.on('key', function(e, repositoryid) {
e.preventDefault();
this.set_preference('recentrepository', repositoryid);
this.hide_header();
this.list({'repo_id': repositoryid});
}, 'enter', this, repository.id);
node.one('.fp-repo-name').setContent(Y.Escape.html(repository.name));
node.one('.fp-repo-icon').set('src', repository.icon);
if (i==0) {
node.addClass('first');
}
if (i==sorted_repositories.length-1) {
node.addClass('last');
}
if (i%2) {
node.addClass('even');
} else {
node.addClass('odd');
}
}
}
// display error if no repositories found
if (sorted_repositories.length==0) {
this.display_error(M.util.get_string('norepositoriesavailable', 'repository'), 'norepositoriesavailable')
}
// display repository that was used last time
this.mainui.show();
this.show_recent_repository();
},
/**
* Change the highlighted repository to a new one.
*
* @param {object} event The key event
* @param {integer} clientid The client id to identify the repo class.
* @param {integer} oldrepositoryid The repository id that we are removing the highlight for
* @param {integer} previousrepositoryid The previous repository id.
* @param {integer} nextrepositoryid The next repository id.
*/
changeHighlightedRepository: function(event, clientid, oldrepositoryid, previousrepositoryid, nextrepositoryid) {
event.preventDefault();
var newrepositoryid = (event.keyCode == '40') ? nextrepositoryid : previousrepositoryid;
this.fpnode.one('#fp-repo-' + clientid + '-' + oldrepositoryid).setAttribute('tabindex', '-1');
this.fpnode.one('#fp-repo-' + clientid + '-' + newrepositoryid)
.setAttribute('tabindex', '0')
.focus();
},
parse_repository_options: function(data, appendtolist) {
if (appendtolist) {
if (data.list) {
if (!this.filelist) {
this.filelist = [];
}
for (var i in data.list) {
this.filelist[this.filelist.length] = data.list[i];
}
}
} else {
this.filelist = data.list?data.list:null;
this.lazyloading = {};
}
this.filepath = data.path?data.path:null;
this.objecttag = data.object?data.object:null;
this.active_repo = {};
this.active_repo.issearchresult = data.issearchresult ? true : false;
this.active_repo.defaultreturntype = data.defaultreturntype?data.defaultreturntype:null;
this.active_repo.dynload = data.dynload?data.dynload:false;
this.active_repo.pages = Number(data.pages?data.pages:null);
this.active_repo.page = Number(data.page?data.page:null);
this.active_repo.hasmorepages = (this.active_repo.pages && this.active_repo.page && (this.active_repo.page < this.active_repo.pages || this.active_repo.pages == -1))
this.active_repo.id = data.repo_id?data.repo_id:null;
this.active_repo.nosearch = (data.login || data.nosearch); // this is either login form or 'nosearch' attribute set
this.active_repo.norefresh = (data.login || data.norefresh); // this is either login form or 'norefresh' attribute set
this.active_repo.nologin = (data.login || data.nologin); // this is either login form or 'nologin' attribute is set
this.active_repo.logouttext = data.logouttext?data.logouttext:null;
this.active_repo.logouturl = (data.logouturl || '');
this.active_repo.message = (data.message || '');
this.active_repo.help = data.help?data.help:null;
this.active_repo.manage = data.manage?data.manage:null;
this.print_header();
},
print_login: function(data) {
this.parse_repository_options(data);
var client_id = this.options.client_id;
var repository_id = data.repo_id;
var l = this.logindata = data.login;
var loginurl = '';
var action = data['login_btn_action'] ? data['login_btn_action'] : 'login';
var form_id = 'fp-form-'+client_id;
var loginform_node = Y.Node.create(M.core_filepicker.templates.loginform);
loginform_node.one('form').set('id', form_id);
this.fpnode.one('.fp-content').setContent('').appendChild(loginform_node);
var templates = {
'popup' : loginform_node.one('.fp-login-popup'),
'textarea' : loginform_node.one('.fp-login-textarea'),
'select' : loginform_node.one('.fp-login-select'),
'text' : loginform_node.one('.fp-login-text'),
'radio' : loginform_node.one('.fp-login-radiogroup'),
'checkbox' : loginform_node.one('.fp-login-checkbox'),
'input' : loginform_node.one('.fp-login-input')
};
var container;
for (var i in templates) {
if (templates[i]) {
container = templates[i].get('parentNode');
container.removeChild(templates[i]);
}
}
for(var k in l) {
if (templates[l[k].type]) {
var node = templates[l[k].type].cloneNode(true);
} else {
node = templates['input'].cloneNode(true);
}
if (l[k].type == 'popup') {
// submit button
loginurl = l[k].url;
var popupbutton = node.one('button');
popupbutton.on('click', function(e){
M.core_filepicker.active_filepicker = this;
window.open(loginurl, 'repo_auth', 'location=0,status=0,width=500,height=300,scrollbars=yes');
e.preventDefault();
}, this);
loginform_node.one('form').on('keydown', function(e) {
if (e.keyCode == 13) {
popupbutton.simulate('click');
e.preventDefault();
}
}, this);
loginform_node.all('.fp-login-submit').remove();
action = 'popup';
} else if(l[k].type=='textarea') {
// textarea element
if (node.one('label')) {
node.one('label').set('for', l[k].id).setContent(l[k].label);
}
node.one('textarea').setAttrs({id:l[k].id, name:l[k].name});
} else if(l[k].type=='select') {
// select element
if (node.one('label')) {
node.one('label').set('for', l[k].id).setContent(l[k].label);
}
node.one('select').setAttrs({id:l[k].id, name:l[k].name}).setContent('');
for (i in l[k].options) {
node.one('select').appendChild(
Y.Node.create('<option/>').
set('value', l[k].options[i].value).
setContent(l[k].options[i].label));
}
} else if(l[k].type=='radio') {
// radio input element
node.all('label').setContent(l[k].label);
var list = l[k].value.split('|');
var labels = l[k].value_label.split('|');
var radionode = null;
for(var item in list) {
if (radionode == null) {
radionode = node.one('.fp-login-radio');
radionode.one('input').set('checked', 'checked');
} else {
var x = radionode.cloneNode(true);
radionode.insert(x, 'after');
radionode = x;
radionode.one('input').set('checked', '');
}
radionode.one('input').setAttrs({id:''+l[k].id+item, name:l[k].name,
type:l[k].type, value:list[item]});
radionode.all('label').setContent(labels[item]).set('for', ''+l[k].id+item)
}
if (radionode == null) {
node.one('.fp-login-radio').remove();
}
} else {
// input element
if (node.one('label')) { node.one('label').set('for', l[k].id).setContent(l[k].label) }
node.one('input').
set('type', l[k].type).
set('id', l[k].id).
set('name', l[k].name).
set('value', l[k].value?l[k].value:'')
}
container.appendChild(node);
}
// custom label text for submit button
if (data['login_btn_label']) {
loginform_node.all('.fp-login-submit').setContent(data['login_btn_label'])
}
// register button action for login and search
if (action == 'login' || action == 'search') {
loginform_node.one('.fp-login-submit').on('click', function(e){
e.preventDefault();
this.hide_header();
this.request({
'scope': this,
'action':(action == 'search') ? 'search' : 'signin',
'path': '',
'client_id': client_id,
'repository_id': repository_id,
'form': {id:form_id, upload:false, useDisabled:true},
'callback': this.display_response
}, true);
}, this);
}
// if 'Enter' is pressed in the form, simulate the button click
if (loginform_node.one('.fp-login-submit')) {
loginform_node.one('form').on('keydown', function(e) {
if (e.keyCode == 13) {
loginform_node.one('.fp-login-submit').simulate('click')
e.preventDefault();
}
}, this);
}
},
display_response: function(id, obj, args) {
var scope = args.scope;
// highlight the current repository in repositories list
scope.fpnode.all('.fp-repo.active')
.removeClass('active')
.setAttribute('aria-selected', 'false')
.setAttribute('tabindex', '-1');
scope.fpnode.all('.nav-link')
.removeClass('active')
.setAttribute('aria-selected', 'false')
.setAttribute('tabindex', '-1');
var activenode = scope.fpnode.one('#fp-repo-' + scope.options.client_id + '-' + obj.repo_id);
activenode.addClass('active')
.setAttribute('aria-selected', 'true')
.setAttribute('tabindex', '0');
activenode.all('.nav-link').addClass('active');
// add class repository_REPTYPE to the filepicker (for repository-specific styles)
for (var i in scope.options.repositories) {
scope.fpnode.removeClass('repository_'+scope.options.repositories[i].type)
}
if (obj.repo_id && scope.options.repositories[obj.repo_id]) {
scope.fpnode.addClass('repository_'+scope.options.repositories[obj.repo_id].type)
}
Y.one('.file-picker .fp-repo-items').focus();
// display response
if (obj.login) {
scope.viewbar_set_enabled(false);
scope.print_login(obj);
} else if (obj.upload) {
scope.viewbar_set_enabled(false);
scope.parse_repository_options(obj);
scope.create_upload_form(obj);
} else if (obj.object) {
M.core_filepicker.active_filepicker = scope;
scope.viewbar_set_enabled(false);
scope.parse_repository_options(obj);
scope.create_object_container(obj.object);
} else if (obj.list) {
scope.viewbar_set_enabled(true);
scope.parse_repository_options(obj);
scope.view_files();
}
},
list: function(args) {
if (!args) {
args = {};
}
if (!args.repo_id) {
args.repo_id = this.active_repo.id;
}
if (!args.path) {
args.path = '';
}
this.currentpath = args.path;
this.request({
action: 'list',
client_id: this.options.client_id,
repository_id: args.repo_id,
path: args.path,
page: args.page,
scope: this,
callback: this.display_response
}, true);
},
populateLicensesSelect: function(licensenode, filenode) {
if (!licensenode) {
return;
}
licensenode.setContent('');
var selectedlicense = this.options.defaultlicense;
if (filenode) {
// File has a license already, use it.
selectedlicense = filenode.license;
} else if (this.options.rememberuserlicensepref) {
selectedlicense = this.get_preference('recentlicense');
}
var licenses = this.options.licenses;
for (var i in licenses) {
// Include the file's current license, even if not enabled, to prevent displaying
// misleading information about which license the file currently has assigned to it.
if (licenses[i].enabled == true || (filenode !== undefined && licenses[i].shortname === filenode.license)) {
var option = Y.Node.create('<option/>').
set('selected', (licenses[i].shortname == selectedlicense)).
set('value', licenses[i].shortname).
setContent(Y.Escape.html(licenses[i].fullname));
licensenode.appendChild(option);
}
}
},
create_object_container: function(data) {
var content = this.fpnode.one('.fp-content');
content.setContent('');
//var str = '<object data="'+data.src+'" type="'+data.type+'" width="98%" height="98%" id="container_object" class="fp-object-container mdl-align"></object>';
var container = Y.Node.create('<object/>').
setAttrs({data:data.src, type:data.type, id:'container_object'}).
addClass('fp-object-container');
content.setContent('').appendChild(container);
},
create_upload_form: function(data) {
var client_id = this.options.client_id;
var id = data.upload.id+'_'+client_id;
var content = this.fpnode.one('.fp-content');
var template_name = 'uploadform_'+this.options.repositories[data.repo_id].type;
var template = M.core_filepicker.templates[template_name] || M.core_filepicker.templates['uploadform'];
content.setContent(template);
content.all('.fp-file,.fp-saveas,.fp-setauthor,.fp-setlicense').each(function (node) {
node.all('label').set('for', node.one('input,select').generateID());
});
content.one('form').set('id', id);
content.one('.fp-file input').set('name', 'repo_upload_file');
if (data.upload.label && content.one('.fp-file label')) {
content.one('.fp-file label').setContent(data.upload.label);
}
content.one('.fp-saveas input').set('name', 'title');
content.one('.fp-setauthor input').setAttrs({name:'author', value:this.options.author});
content.one('.fp-setlicense select').set('name', 'license');
this.populateLicensesSelect(content.one('.fp-setlicense select'));
// append hidden inputs to the upload form
content.one('form').appendChild(Y.Node.create('<input/>').
setAttrs({type:'hidden',name:'itemid',value:this.options.itemid}));
var types = this.options.accepted_types;
for (var i in types) {
content.one('form').appendChild(Y.Node.create('<input/>').
setAttrs({type:'hidden',name:'accepted_types[]',value:types[i]}));
}
var scope = this;
content.one('.fp-upload-btn').on('click', function(e) {
e.preventDefault();
var license = content.one('.fp-setlicense select');
if (this.options.rememberuserlicensepref) {
this.set_preference('recentlicense', license.get('value'));
}
if (!content.one('.fp-file input').get('value')) {
scope.print_msg(M.util.get_string('nofilesattached', 'repository'), 'error');
return false;
}
this.hide_header();
scope.request({
scope: scope,
action:'upload',
client_id: client_id,
params: {'savepath':scope.options.savepath},
repository_id: scope.active_repo.id,
form: {id: id, upload:true},
onerror: function(id, o, args) {
scope.create_upload_form(data);
},
callback: function(id, o, args) {
if (o.event == 'fileexists') {
scope.create_upload_form(data);
scope.process_existing_file(o);
return;
}
if (scope.options.editor_target&&scope.options.env=='editor') {
scope.options.editor_target.value=o.url;
scope.options.editor_target.dispatchEvent(new Event('change'), {'bubbles': true});
}
scope.hide();
o.client_id = client_id;
var formcallback_scope = args.scope.options.magicscope ? args.scope.options.magicscope : args.scope;
scope.options.formcallback.apply(formcallback_scope, [o]);
}
}, true);
}, this);
},
/** setting handlers and labels for elements in toolbar. Called once during the initial render of filepicker */
setup_toolbar: function() {
var client_id = this.options.client_id;
var toolbar = this.fpnode.one('.fp-toolbar');
toolbar.one('.fp-tb-logout').one('a,button').on('click', function(e) {
e.preventDefault();
if (!this.active_repo.nologin) {
this.hide_header();
this.request({
action:'logout',
client_id: this.options.client_id,
repository_id: this.active_repo.id,
path:'',
callback: this.display_response
}, true);
}
if (this.active_repo.logouturl) {
window.open(this.active_repo.logouturl, 'repo_auth', 'location=0,status=0,width=500,height=300,scrollbars=yes');
}
}, this);
toolbar.one('.fp-tb-refresh').one('a,button').on('click', function(e) {
e.preventDefault();
if (!this.active_repo.norefresh) {
this.list({ path: this.currentpath });
}
}, this);
toolbar.one('.fp-tb-search form').
set('method', 'POST').
set('id', 'fp-tb-search-'+client_id).
on('submit', function(e) {
e.preventDefault();
if (!this.active_repo.nosearch) {
this.request({
scope: this,
action:'search',
client_id: this.options.client_id,
repository_id: this.active_repo.id,
form: {id: 'fp-tb-search-'+client_id, upload:false, useDisabled:true},
callback: this.display_response
}, true);
}
}, this);
// it does not matter what kind of element is .fp-tb-manage, we create a dummy <a>
// element and use it to open url on click event
var managelnk = Y.Node.create('<a/>').
setAttrs({id:'fp-tb-manage-'+client_id+'-link', target:'_blank'}).
setStyle('display', 'none');
toolbar.append(managelnk);
toolbar.one('.fp-tb-manage').one('a,button').
on('click', function(e) {
e.preventDefault();
managelnk.simulate('click')
});
// same with .fp-tb-help
var helplnk = Y.Node.create('<a/>').
setAttrs({id:'fp-tb-help-'+client_id+'-link', target:'_blank'}).
setStyle('display', 'none');
toolbar.append(helplnk);
toolbar.one('.fp-tb-help').one('a,button').
on('click', function(e) {
e.preventDefault();
helplnk.simulate('click')
});
},
hide_header: function() {
if (this.fpnode.one('.fp-toolbar')) {
this.fpnode.one('.fp-toolbar').addClass('empty');
}
if (this.pathbar) {
this.pathbar.setContent('').addClass('empty');
}
},
print_header: function() {
var r = this.active_repo;
var scope = this;
var client_id = this.options.client_id;
this.hide_header();
this.print_path();
var toolbar = this.fpnode.one('.fp-toolbar');
if (!toolbar) { return; }
var enable_tb_control = function(node, enabled) {
if (!node) { return; }
node.addClassIf('disabled', !enabled).addClassIf('enabled', enabled)
if (enabled) {
toolbar.removeClass('empty');
}
}
// TODO 'back' permanently disabled for now. Note, flickr_public uses 'Logout' for it!
enable_tb_control(toolbar.one('.fp-tb-back'), false);
// search form
enable_tb_control(toolbar.one('.fp-tb-search'), !r.nosearch);
if(!r.nosearch) {
var searchform = toolbar.one('.fp-tb-search form');
searchform.setContent('');
this.request({
scope: this,
action:'searchform',
repository_id: this.active_repo.id,
callback: function(id, obj, args) {
if (obj.repo_id == scope.active_repo.id && obj.form) {
// if we did not jump to another repository meanwhile
searchform.setContent(obj.form);
// Highlight search text when user click for search.
var searchnode = searchform.one('input[name="s"]');
if (searchnode) {
searchnode.once('click', function(e) {
e.preventDefault();
this.select();
});
}
}
}
}, false);
}
// refresh button
// weather we use cache for this instance, this button will reload listing anyway
enable_tb_control(toolbar.one('.fp-tb-refresh'), !r.norefresh);
// login button
enable_tb_control(toolbar.one('.fp-tb-logout'), !r.nologin);
// manage url
enable_tb_control(toolbar.one('.fp-tb-manage'), r.manage);
Y.one('#fp-tb-manage-'+client_id+'-link').set('href', r.manage);
// help url
enable_tb_control(toolbar.one('.fp-tb-help'), r.help);
Y.one('#fp-tb-help-'+client_id+'-link').set('href', r.help);
// message
enable_tb_control(toolbar.one('.fp-tb-message'), r.message);
toolbar.one('.fp-tb-message').setContent(r.message);
},
print_path: function() {
if (!this.pathbar) {
return;
}
this.pathbar.setContent('').addClass('empty');
var p = this.filepath;
if (p && p.length!=0 && this.viewmode != 2) {
for(var i = 0; i < p.length; i++) {
var el = this.pathnode.cloneNode(true);
this.pathbar.appendChild(el);
if (i == 0) {
el.addClass('first');
}
if (i == p.length-1) {
el.addClass('last');
}
if (i%2) {
el.addClass('even');
} else {
el.addClass('odd');
}
el.all('.fp-path-folder-name').setContent(Y.Escape.html(p[i].name));
el.on('click',
function(e, path) {
e.preventDefault();
this.list({'path':path});
},
this, p[i].path);
}
this.pathbar.removeClass('empty');
}
},
hide: function() {
this.selectui.hide();
if (this.process_dlg) {
this.process_dlg.hide();
}
if (this.msg_dlg) {
this.msg_dlg.hide();
}
this.mainui.hide();
},
show: function() {
if (this.fpnode) {
this.hide();
this.mainui.show();
this.show_recent_repository();
} else {
this.launch();
}
},
launch: function() {
this.render();
},
show_recent_repository: function() {
this.hide_header();
this.viewbar_set_enabled(false);
var repository_id = this.get_preference('recentrepository');
this.viewmode = this.get_preference('recentviewmode');
if (this.viewmode != 2 && this.viewmode != 3) {
this.viewmode = 1;
}
if (this.options.repositories[repository_id]) {
this.list({'repo_id':repository_id});
}
},
get_preference: function (name) {
if (this.options.userprefs[name]) {
return this.options.userprefs[name];
} else {
return false;
}
},
set_preference: function(name, value) {
if (this.options.userprefs[name] != value) {
M.util.set_user_preference('filepicker_' + name, value);
this.options.userprefs[name] = value;
}
},
in_iframe: function () {
// If we're not the top window then we're in an iFrame
return window.self !== window.top;
}
});
var loading = Y.one('#filepicker-loading-'+options.client_id);
if (loading) {
loading.setStyle('display', 'none');
}
M.core_filepicker.instances[options.client_id] = new FilePickerHelper(options);
};