FEATURE: Single instance only page (in the site tree). OS ticket #1554

git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/cms/trunk@79868 467b73ca-7a2a-4603-9d3b-597d59a354a9
This commit is contained in:
Saophalkun Ponlu 2009-06-23 17:45:55 +00:00
parent b6d739106c
commit 5cfcf03d11

View File

@ -564,21 +564,23 @@ class LeftAndMain extends Controller {
$id = $p->ID ? $p->ID : "new-$p->class-$p->ParentID";
$treeTitle = Convert::raw2js($p->TreeTitle());
$hasChildren = (is_numeric($id) && $p->AllChildren() && $p->AllChildren()->Count()) ? ' unexpanded' : '';
$singleInstanceCSSClass = $p->stat('single_instance_only') ? $p->stat('single_instance_only_css_class') : "";
// Ensure there is definitly a node avaliable. if not, append to the home tree.
$response = <<<JS
var tree = $('sitetree');
var newNode = tree.createTreeNode("$id", "$treeTitle", "{$p->class}{$hasChildren}");
var newNode = tree.createTreeNode("$id", "$treeTitle", "{$p->class}{$hasChildren} {$singleInstanceCSSClass}");
node = tree.getTreeNodeByIdx($parentID);
if(!node) {
node = tree.getTreeNodeByIdx(0);
}
node.open();
node.appendTreeNode(newNode);
newNode.selectTreeNode();
newNode.selectTreeNode();
JS;
FormResponse::add($response);
FormResponse::add($this->hideSingleInstanceOnlyFromCreateFieldJS($p));
return FormResponse::respond();
} else {
Director::redirect('admin/' . self::$url_segment . '/show/' . $p->ID);
@ -709,7 +711,21 @@ JS;
}
$record->write();
// if changed to a single_instance_only page type
if ($record->stat('single_instance_only')) {
FormResponse::add("jQuery('#sitetree li.{$record->ClassName}').addClass('{$record->stat('single_instance_only_css_class')}');");
FormResponse::add($this->hideSingleInstanceOnlyFromCreateFieldJS($record));
}
else {
FormResponse::add("jQuery('#sitetree li.{$record->ClassName}').removeClass('{$record->stat('single_instance_only_css_class')}');");
}
// if chnaged from a single_instance_only page type
$sampleOriginalClassObject = new $originalClass();
if($sampleOriginalClassObject->stat('single_instance_only')) {
FormResponse::add($this->showSingleInstanceOnlyInCreateFieldJS($sampleOriginalClassObject));
}
if( ($record->class != 'VirtualPage') && $originalURLSegment != $record->URLSegment) {
$message .= sprintf(_t('LeftAndMain.CHANGEDURL'," Changed URL to '%s'"),$record->URLSegment);
FormResponse::add("\$('Form_EditForm').elements.URLSegment.value = \"$record->URLSegment\";");
@ -743,10 +759,59 @@ JS;
$result .= $this->getActionUpdateJS($record);
FormResponse::status_message($message, "good");
FormResponse::update_status($record->Status);
return FormResponse::respond();
}
}
}
/**
* Return a javascript snippet that hides a page type from Create dropdownfield
* if it's a single_instance_only page type and has been created in the site tree
*/
protected function hideSingleInstanceOnlyFromCreateFieldJS($createdPage) {
// Prepare variable to single_instance_only checking in javascript
$pageClassName = $createdPage->class;
$singleInstanceCSSClass = "";
$singleInstanceClassSelector = "." . $createdPage->stat('single_instance_only_css_class');
if ($createdPage->stat('single_instance_only')) {
$singleInstanceCSSClass = $createdPage->stat('single_instance_only_css_class');
}
return <<<JS
// if the current page type that was created is single_instance_only,
// hide it from the create dropdownlist afterward
singleSingleOnlyOfThisPageType = jQuery("#sitetree li.{$pageClassName}{$singleInstanceClassSelector}");
if (singleSingleOnlyOfThisPageType.length > 0) {
jQuery("#" + _HANDLER_FORMS.addpage + " option[@value={$pageClassName}]").remove();
}
JS;
}
/**
* Return a javascript snippet that that shows a single_instance_only page type in Create dropdownfield
* if there isn't any of its instance in the site tree
*/
protected function showSingleInstanceOnlyInCreateFieldJS($deletedPage) {
$className = $deletedPage->class;
$singularName = $deletedPage->singular_name();
$singleInstanceClassSelector = "." . $deletedPage->stat('single_instance_only_css_class');
return <<<JS
// show the hidden single_instance_only page type in the create dropdown field
singleSingleOnlyOfThisPageType = jQuery("#sitetree li.{$className}{$singleInstanceClassSelector}");
if (singleSingleOnlyOfThisPageType.length == 0) {
if(jQuery("#" + _HANDLER_FORMS.addpage + " option[@value={$className}]").length == 0) {
jQuery("#" + _HANDLER_FORMS.addpage + " select option").each(function(){
if ("{$singularName}".toLowerCase() >= jQuery(this).val().toLowerCase()) {
jQuery("<option value=\"{$className}\">{$singularName}</option>").insertAfter(this);
}
});
}
}
JS;
}
/**
* Return a piece of javascript that will update the actions of the main form
@ -791,6 +856,7 @@ if(node && node.parentTreeNode) node.parentTreeNode.removeTreeNode(node);
$('Form_EditForm').closeIfSetTo($id);
JS;
FormResponse::add($response);
FormResponse::add($this->showSingleInstanceOnlyInCreateFieldJS($page));
return FormResponse::respond();
}