silverstripe-cms/code/ReportAdmin.php

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<?php
/**
* Reports section of the CMS.
*
* All reports that should show in the ReportAdmin section
* of the CMS need to subclass {@link SS_Report}, and implement
* the appropriate methods and variables that are required.
*
* @see SS_Report
*
* @package cms
* @subpackage reports
*/
class ReportAdmin extends LeftAndMain {
static $url_segment = 'reports';
static $url_rule = '/$Action/$ID';
static $menu_title = 'Reports';
static $template_path = null; // defaults to (project)/templates/email
public function init() {
parent::init();
Requirements::javascript(CMS_DIR . '/javascript/ReportAdmin_left.js');
Requirements::javascript(CMS_DIR . '/javascript/ReportAdmin_right.js');
Requirements::css(CMS_DIR . '/css/ReportAdmin.css');
// Set custom options for TinyMCE specific to ReportAdmin
HtmlEditorConfig::get('cms')->setOption('ContentCSS', project() . '/css/editor.css');
HtmlEditorConfig::get('cms')->setOption('Lang', i18n::get_tinymce_lang());
// Always block the HtmlEditorField.js otherwise it will be sent with an ajax request
Requirements::block(SAPPHIRE_DIR . '/javascript/HtmlEditorField.js');
}
/**
* Returns an array of all the reports classnames that could be shown on this site
* to any user. Base class is not included in the response.
* It does not perform filtering based on canView().
*
* @return An array of report class-names, i.e.:
* array("AllOrdersReport","CurrentOrdersReport","UnprintedOrderReport")
*/
public function getReportClassNames() {
$baseClass = 'SS_Report';
$response = array();
// get all sub-classnames (incl. base classname).
$classNames = ClassInfo::subclassesFor( $baseClass );
// drop base className
$classNames = array_diff($classNames, array($baseClass));
// drop report classes, which are not initiatable.
foreach($classNames as $className) {
// Remove abstract classes
$classReflection = new ReflectionClass($className);
if($classReflection->isInstantiable() ) {
$response[] = $className;
}
}
return $response;
}
/**
* Does the parent permission checks, but also
* makes sure that instantiatable subclasses of
* {@link Report} exist. By default, the CMS doesn't
* include any Reports, so there's no point in showing
*
* @param Member $member
* @return boolean
*/
function canView($member = null) {
if(!$member && $member !== FALSE) {
$member = Member::currentUser();
}
if(!parent::canView($member)) return false;
$hasViewableSubclasses = false;
$subClasses = array_values( $this->getReportClassNames() );
foreach($subClasses as $subclass) {
if(singleton($subclass)->canView()) {
$hasViewableSubclasses = true;
}
}
return $hasViewableSubclasses;
}
/**
* Return a DataObjectSet of SS_Report subclasses
* that are available for use.
*
* @return DataObjectSet
*/
public function Reports() {
$processedReports = array();
$subClasses = $this->getReportClassNames();
if($subClasses) {
foreach($subClasses as $subClass) {
$processedReports[] = new $subClass();
}
}
$reports = new DataObjectSet($processedReports);
return $reports;
}
/**
* Show a report based on the URL query string.
*
* @param SS_HTTPRequest $request The HTTP request object
*/
public function show($request) {
$params = $request->allParams();
return $this->showWithEditForm($params, $this->reportEditFormFor($params['ID']));
}
/**
* @TODO What does this do?
*
* @param unknown_type $params
* @param unknown_type $editForm
* @return unknown
*/
protected function showWithEditForm($params, $editForm) {
if(isset($params['ID'])) Session::set('currentPage', $params['ID']);
if(isset($params['OtherID'])) Session::set('currentOtherID', $params['OtherID']);
if(Director::is_ajax()) {
SSViewer::setOption('rewriteHashlinks', false);
return $form->formHtmlContent();
}
return array();
}
/**
* For the current report that the user is viewing,
* return a Form instance with the fields for that
* report.
*
* @return Form
*/
public function EditForm() {
$ids = array();
$id = isset($_REQUEST['ID']) ? $_REQUEST['ID'] : Session::get('currentPage');
$subClasses = $this->getReportClassNames();
if($subClasses) {
foreach($subClasses as $subClass) {
$obj = new $subClass();
$ids[] = $obj->ID();
}
}
if($id && in_array($id, $ids)) return $this->reportEditFormFor($id);
else return false;
}
/**
* Return a Form instance with fields for the
* particular report currently viewed.
*
* @TODO Dealing with multiple data types for the
* $id parameter is confusing. Ideally, it should
* deal with only one.
*
* @param id|string $id The ID of the report, or class name
* @return Form
*/
public function reportEditFormFor($id) {
$page = false;
$fields = new FieldSet();
$actions = new FieldSet();
if(is_numeric($id)) $page = DataObject::get_by_id('SiteTree', $id);
$reportClass = is_object($page) ? 'SS_Report_' . $page->ClassName : $id;
$obj = new $reportClass();
if($obj) $fields = $obj->getCMSFields();
$idField = new HiddenField('ID');
$idField->setValue($id);
$fields->push($idField);
$form = new Form($this, 'EditForm', $fields, $actions);
return $form;
}
/**
* Determine if we have reports and need
* to display the "Reports" main menu item
* in the CMS.
*
* The test for an existance of a report
* is done by checking for a subclass of
* "SS_Report" that exists.
*
* @return boolean
*/
public static function has_reports() {
$subClasses = $this->getReportClassNames();
if($subClasses) {
foreach($subClasses as $subClass) {
return true;
}
}
return false;
}
}
?>