/**
* This method is responsible for mapping the ZFDemo's authentication ids to forum module authorization ids.
* Each module can maintain its own set of ids used for authorization,
* thus allowing integration of diverse modules.
*/
public static function authenticationId2authorizationId($authenticationId)
{
self::loadModels();
// getByUsername returns null if lookup fails
if (self::$_user = ZFDemoModel_Users::getByUsername($authenticationId['username'])) {
self::$_username = self::$_user->username;
self::$_authorizationId = self::$_user->user_id;
}
}
/**
* STAGE 3: Choose, create, and optionally update models using business logic.
* STAGE 4: Apply business logic to create a presentation model for the view.
*/
protected function displayStage3_4()
{
// ZFDemoModel_Topics provides static methods that auto-instantiate and manage the model
$this->view->topics = ZFDemoModel_Topics::getPresentationModel();
$this->view->user = '******';
// Controller = 'index', Action = 'index', param name = 'topic'
$this->view->topicUrl = 'index/index/topic';
$this->view->hide = false;
/////////////////////////////
// ==> SECTION: acl <==
$role = ZFModule_Forum::getRole();
// another form of access control (whether or not to show hidden posts)
$this->view->hide = $role === 'moderator' || $role === 'admin' ? false : true;
}
/**
* STAGE 3: Choose, create, and optionally update models using business logic.
* STAGE 4. Apply business logic to create a presentation model for the view.
*/
protected function displayStage3_4()
{
// the posts and topics models auto-instantiate themselves, as needed (STAGE 3)
$this->view->posts = ZFDemoModel_Posts::getPostsByTopicId($this->topicId);
$this->view->topicId = $this->topicId;
// the posts and topics models auto-instantiate themselves, as needed (STAGE 3)
$topic = ZFDemoModel_Topics::getPresentationModelByTopicId($this->topicId);
$this->view->topicName = $topic->topic_name;
$this->view->hide = false;
/////////////////////////////
// ==> SECTION: acl <==
$role = ZFModule_Forum::getRole();
// another form of access control (whether or not to show hidden posts)
$this->view->hide = $role === 'moderator' || $role === 'admin' ? false : true;
}
/**
* Process a submitted post.
*/
public function submitFormAction()
{
// STAGE 3: Choose, create, and optionally update models using business logic.
$topicId = $this->getTopicId();
require_once 'Zend/Filter/StripTags.php';
$filter = new Zend_Filter_StripTags();
// only permit digits using ctype_digit()
$subject = $filter->filter($_POST['subject']);
$body = $filter->filter($_POST['body']);
ZFDemoModel_Posts::submit(ZFModule_Forum::getAuthorizationId(), $topicId, $subject, $body);
// STAGE 4: Apply business logic to create a presentation model for the view.
// STAGE 5: Choose view and submit presentation model to view.
$this->setRedirectCode(303);
// PRG pattern via http://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html
$this->_redirect("/forum/index/index/topic/{$topicId}");
}
/**
* Returns the topics table as a presentation model (array of arrays containing
* information about each topic, suitable for use by a view) by mirroring
* the domain model into a presentation model. The presentation model can be modified
* to support the needs of a view, without mangling the raw, real underlying table data.
* STAGE 4: Apply business logic to create a presentation model for the view.
* @return array of ArrayObjects (containing topic info) indexed by topic id
*/
public static function getPresentationModel()
{
if (self::$_presentationModel === null) {
foreach (self::getDomainModel() as $row) {
$row = new ArrayObject($row->toArray(), ArrayObject::ARRAY_AS_PROPS);
$row->user = ZFDemoModel_Users::getById($row->user_id);
self::$_presentationModel[$row->topic_id] = $row;
/////////////////////////////
// ==> SECTION: l10n <==
// create a Locale object for the owner of this post (not the user of this request)
$postLocale = new Zend_Locale($row->user->locale);
$row->country = ZFModule_Forum::getCountry($postLocale->getRegion());
$userLocale = ZFModule_Forum::getUserLocale();
// locale of the user of this request
$userLocale = Zend_Registry::get('userLocale');
$offset = ZFModule_Forum::getTimeOffset();
if ($row->modification_time != $row->creation_time) {
$row->modification_time = new Zend_Date($row->modification_time, $userLocale);
$row->modification_time->addTimestamp($offset);
// express date/time in user's local timezone
} else {
$row->modification_time = '';
}
$row->creation_time = new Zend_Date($row->creation_time, $userLocale);
$row->creation_time->addTimestamp($offset);
// express date/time in user's local timezone
}
}
return self::$_presentationModel;
}
/**
* Using a two-letter region code, return the name of the corresponding country,
* if possible. Not all region codes map to country names.
* @param string $code Two-letter country code.
*/
public static function getCountry($code)
{
if (self::$_countries === null) {
// list of country names in user's language
self::$_countries = self::$_userLocale->getCountryTranslationList();
// country code index of current user for array above
}
if (isset(self::$_countries[$code])) {
return self::$_countries[$code];
}
return '';
}
/**
* Returns the posts of a topic as a presentation model (array of arrays containing
* information about each post, suitable for use by a view) by mirroring the domain model
* into a presentation model. The presentation model can be modified to support
* the needs of a view, without mangling the raw, real underlying table data.
* STAGE 4: Apply business logic to create a presentation model for the view.
* @return array of ArrayObject (post info)
*/
public static function getPostsByTopicId($topicId)
{
if (!isset(self::$_presentationModel[$topicId])) {
$posts = array();
foreach (self::getDomainModel($topicId) as $row) {
$row = new ArrayObject($row->toArray(), ArrayObject::ARRAY_AS_PROPS);
$row->user = ZFDemoModel_Users::getById($row->user_id);
$posts[] = $row;
/////////////////////////////
// ==> SECTION: l10n <==
// create a Locale object for the owner of this post (not the user of this request)
$postLocale = new Zend_Locale($row->user->locale);
$row->country = ZFModule_Forum::getCountry($postLocale->getRegion());
$userLocale = ZFModule_Forum::getUserLocale();
// locale of the user of this request
$offset = ZFModule_Forum::getTimeOffset();
if ($row->modification_time != $row->creation_time) {
$row->modification_time = new Zend_Date($row->modification_time, $userLocale);
$row->modification_time->addTimestamp($offset);
// express date/time in user's local timezone
} else {
$row->modification_time = '';
}
$row->creation_time = new Zend_Date($row->creation_time, $userLocale);
$row->creation_time->addTimestamp($offset);
// express date/time in user's local timezone
}
// cache result only for duration of this request
self::$_presentationModel[$topicId] = $posts;
}
return self::$_presentationModel[$topicId];
}