silverstripe-cms/javascript/LeftAndMain.BatchActions.js

425 lines
11 KiB
JavaScript

/**
* File: LeftAndMain.BatchActions.js
*/
(function($) {
$.entwine('ss', function($){
/**
* Class: #Form_BatchActionsForm
*
* Batch actions which take a bunch of selected pages,
* usually from the CMS tree implementation, and perform serverside
* callbacks on the whole set. We make the tree selectable when the jQuery.UI tab
* enclosing this form is opened.
*
* Events:
* register - Called before an action is added.
* unregister - Called before an action is removed.
*/
$('#Form_BatchActionsForm').entwine({
/**
* Variable: Tree
* (DOMElement)
*/
Tree: null,
/**
* Variable: Actions
* (Array) Stores all actions that can be performed on the collected IDs as
* function closures. This might trigger filtering of the selected IDs,
* a confirmation message, etc.
*/
Actions: [],
/**
* Constructor: onmatch
*/
onmatch: function() {
var self = this;
this.setTree($('#sitetree')[0]);
$(this.getTree()).bind('selectionchanged', function(e, data) {
self._treeSelectionChanged(data.node);
});
// if tab which contains this form is shown, make the tree selectable
$('#TreeActions').bind('tabsselect', function(e, ui) {
// if we are selecting another tab, or the panel is visible (meaning about to be closed),
// disable tree selection and reset any values. Otherwise enable it.
if($(ui.panel).attr('id') != 'TreeActions-batchactions' || $(ui.panel).is(':visible')) {
// @TODO: this is unneccessarily fired also when switching between two other tabs
$(self.getTree()).removeClass('multiselect');
} else {
self._multiselectTransform();
self.serializeFromTree();
}
});
this._super();
},
/**
* Function: register
*
* Parameters:
*
* (String) type - ...
* (Function) callback - ...
*/
register: function(type, callback) {
this.trigger('register', {type: type, callback: callback});
var actions = this.getActions();
actions[type] = callback;
this.setActions(actions);
},
/**
* Function: unregister
*
* Remove an existing action.
*
* Parameters:
*
* {String} type
*/
unregister: function(type) {
this.trigger('unregister', {type: type});
var actions = this.getActions();
if(actions[type]) delete actions[type];
this.setActions(actions);
},
/**
* Function: _isActive
*
* Determines if we should allow and track tree selections.
*
* Todo:
* Too much coupling with tabset
*
* Returns:
* (boolean)
*/
_isActive: function() {
return $('#TreeActions-batchactions').is(':visible');
},
/**
* Function: refreshSelected
*
* Ajax callbacks determine which pages is selectable in a certain batch action.
*
* Parameters:
* {Object} rootNode
*/
refreshSelected : function(rootNode) {
var self = this, st = this.getTree(), ids = this.getIDs(), allIds = [];
// Default to refreshing the entire tree
if(rootNode == null) rootNode = st;
for(var idx in ids) {
$(st.getTreeNodeByIdx(idx)).addClass('selected').attr('selected', 'selected');
}
jQuery(rootNode).find('li').each(function() {
var id = parseInt(this.id.replace('record-',''), 10);
if(id) allIds.push(id);
// Disable the nodes while the ajax request is being processed
$(this).removeClass('nodelete').addClass('treeloading');
});
// Post to the server to ask which pages can have this batch action applied
var applicablePagesURL = this.find(':input[name=Action]').val() + '/applicablepages/?csvIDs=' + allIds.join(',');
jQuery.getJSON(applicablePagesURL, function(applicableIDs) {
var i;
var applicableIDMap = {};
for(i=0;i<applicableIDs.length;i++) applicableIDMap[applicableIDs[i]] = true;
// Set a CSS class on each tree node indicating which can be batch-actioned and which can't
jQuery(rootNode).find('li').each(function() {
$(this).removeClass('treeloading');
var id = parseInt(this.id.replace('record-',''), 10);
if(id) {
if(applicableIDMap[id] === true) {
$(this).removeClass('nodelete');
} else {
// De-select the node if it's non-applicable
$(this).removeClass('selected').addClass('nodelete');
}
}
});
self.serializeFromTree();
});
},
/**
* Function: serializeFromTree
*
* Returns:
* (boolean)
*/
serializeFromTree: function() {
var tree = this.getTree(), ids = [];
// find all explicitly selected IDs
$(tree).find('li.selected').each(function() {
ids.push(tree.getIdxOf(this));
// // find implicitly selected children
// $(this).find('li').each(function() {
// ids.push(tree.getIdxOf(this));
// });
});
// if no IDs are selected, stop here. This is an implict way for the
// callback to cancel the actions
if(!ids || !ids.length) return false;
// write IDs to the hidden field
this.setIDs(ids);
return true;
},
/**
* Function: setIDS
*
* Parameters:
* {Array} ids
*/
setIDs: function(ids) {
this.find(':input[name=csvIDs]').val(ids.join(','));
},
/**
* Function: getIDS
*
* Returns:
* {Array}
*/
getIDs: function() {
return this.find(':input[name=csvIDs]').val().split(',');
},
/**
* Function: onsubmit
*
* Parameters:
* (Event) e
*/
onsubmit: function(e) {
var ids = this.getIDs();
var tree = this.getTree();
// if no nodes are selected, return with an error
if(!ids || !ids.length) {
alert(ss.i18n._t('CMSMAIN.SELECTONEPAGE'));
return false;
}
// apply callback, which might modify the IDs
var type = this.find(':input[name=Action]').val();
if(this.getActions()[type]) ids = this.getActions()[type].apply(this, [ids]);
// write (possibly modified) IDs back into to the hidden field
this.setIDs(ids);
// Reset failure states
$(tree).find('li').removeClass('failed');
var button = this.find(':submit:first');
button.addClass('loading');
jQuery.ajax({
// don't use original form url
url: type,
type: 'POST',
data: this.serializeArray(),
complete: function(xmlhttp, status) {
button.removeClass('loading');
// status message
var msg = (xmlhttp.getResponseHeader('X-Status')) ? xmlhttp.getResponseHeader('X-Status') : xmlhttp.statusText;
statusMessage(msg, (status == 'success') ? 'good' : 'bad');
},
success: function(data, status) {
var id;
// TODO This should use a more common serialization in a new tree library
if(data.modified) {
for(id in data.modified) {
tree.setNodeTitle(id, data.modified[id]['TreeTitle']);
}
}
if(data.deleted) {
for(id in data.deleted) {
var node = tree.getTreeNodeByIdx(id);
if(node && node.parentTreeNode) node.parentTreeNode.removeTreeNode(node);
}
}
if(data.error) {
for(id in data.error) {
var node = tree.getTreeNodeByIdx(id);
$(node).addClass('failed');
}
}
// Deselect all nodes
$(tree).find('li').removeClass('selected');
// reset selection state
// TODO Should unselect all selected nodes as well
// jQuery(tree).removeClass('multiselect');
// Check if current page still exists, and refresh it.
// Otherwise remove the current form
var selectedNode = tree.firstSelected();
if(selectedNode) {
var selectedNodeId = tree.getIdxOf(selectedNode);
if(data.modified[selectedNode.getIdx()]) {
// only if the current page was modified
selectedNode.selectTreeNode();
} else if(data.deleted[selectedNode.getIdx()]) {
jQuery('#Form_EditForm').entwine('ss').removeForm();
}
} else {
jQuery('#Form_EditForm').entwine('ss').removeForm();
}
// close panel
// TODO Coupling with tabs
// jQuery('#TreeActions').tabs('select', -1);
},
dataType: 'json'
});
return false;
},
/**
* Function: _multiselectTransform
*
* Todo:
* This is simulating MultiselectTree functionality, and shouldn't be necessary.
*/
_multiselectTransform : function() {
// make tree selectable
jQuery(this.getTree()).addClass('multiselect');
// auto-select the current node
var node = this.getTree().firstSelected();
if(node){
$(node).removeClass('current').addClass('selected');
node.open();
// Open all existing children, which might trigger further
// ajaxExansion calls to ensure all nodes are selectable
var children = $(node).find('li').each(function() {
this.open();
});
}
},
/**
* Function: _treeSelectionChanged
*
* Only triggers if the field is considered 'active'.
*
* Todo:
* Most of this is basically simulating broken behaviour of the MultiselectTree mixin,
* and should be removed.
*/
_treeSelectionChanged: function(node) {
if(!this._isActive()) return;
if(node.selected) {
$(node).removeClass('selected').attr('selected', false);
} else {
// Select node
$(node).addClass('selected').attr('selected', true);
// Open node in order to allow proper selection of children
if($(node).hasClass('unexpanded')) {
node.open();
}
// Open all existing children, which might trigger further
// ajaxExansion calls to ensure all nodes are selectable
var children = $(node).find('li').each(function() {
this.open();
});
}
this.serializeFromTree();
}
});
});
/**
* Class: #Form_BatchActionsForm :select[name=Action]
*/
$('#Form_BatchActionsForm select[name=Action]').entwine({
/**
* Function: onchange
*
* Parameters:
* (Event) e
*/
onchange: function(e) {
$(e.target.form).entwine('ss').refreshSelected();
}
});
$(document).ready(function() {
/**
* Publish selected pages action
*/
$('#Form_BatchActionsForm').entwine('ss').register('admin/batchactions/publish', function(ids) {
var confirmed = confirm(
"You have " + ids.length + " pages selected.\n\n"
+ "Do your really want to publish?"
);
return (confirmed) ? ids : false;
});
/**
* Unpublish selected pages action
*/
$('#Form_BatchActionsForm').entwine('ss').register('admin/batchactions/unpublish', function(ids) {
var confirmed = confirm(
"You have " + ids.length + " pages selected.\n\n"
+ "Do your really want to unpublish?"
);
return (confirmed) ? ids : false;
});
/**
* Delete selected pages action
*/
$('#Form_BatchActionsForm').entwine('ss').register('admin/batchactions/delete', function(ids) {
var confirmed = confirm(
"You have " + ids.length + " pages selected.\n\n"
+ "Do your really want to delete?"
);
return (confirmed) ? ids : false;
});
/**
* Delete selected pages from live action
*/
$('#Form_BatchActionsForm').entwine('ss').register('admin/batchactions/deletefromlive', function(ids) {
var confirmed = confirm(
"You have " + ids.length + " pages selected.\n\n"
+ "Do your really want to delete these pages from live?"
);
return (confirmed) ? ids : false;
});
});
})(jQuery);