getEnabled()) {
HookRegistry::register('TemplateManager::display',array(&$this, 'callbackAddLinks'));
HookRegistry::register('PluginRegistry::loadCategory', array(&$this, 'callbackLoadCategory'));
HookRegistry::register('LoadHandler', array(&$this, 'callbackHandleShortURL') );
}
return true;
}
return false;
}
/**
* Get the name of the settings file to be installed on new journal
* creation.
* @return string
*/
function getContextSpecificPluginSettingsFile() {
return $this->getPluginPath() . '/settings.xml';
}
/**
* Register as a block plugin, even though this is a generic plugin.
* This will allow the plugin to behave as a block plugin, i.e. to
* have layout tasks performed on it.
* @param $hookName string
* @param $args array
*/
function callbackLoadCategory($hookName, $args) {
$category =& $args[0];
$plugins =& $args[1];
switch ($category) {
case 'blocks':
$this->import('WebFeedBlockPlugin');
$blockPlugin = new WebFeedBlockPlugin($this->getName());
$plugins[$blockPlugin->getSeq()][$blockPlugin->getPluginPath()] =& $blockPlugin;
break;
case 'gateways':
$this->import('WebFeedGatewayPlugin');
$gatewayPlugin = new WebFeedGatewayPlugin($this->getName());
$plugins[$gatewayPlugin->getSeq()][$gatewayPlugin->getPluginPath()] =& $gatewayPlugin;
break;
}
return false;
}
/**
* Add feed links to page on select/all pages.
*/
function callbackAddLinks($hookName, $args) {
if ($this->getEnabled()) {
// Only page requests will be handled
$request =& Registry::get('request');
if (!is_a($request->getRouter(), 'PKPPageRouter')) return false;
$templateManager =& $args[0];
$currentJournal =& $templateManager->get_template_vars('currentJournal');
$requestedPage = Request::getRequestedPage();
$journalTitle = '';
if ($currentJournal) {
$issueDao =& DAORegistry::getDAO('IssueDAO');
$currentIssue =& $issueDao->getCurrentIssue($currentJournal->getId(), true);
$displayPage = $this->getSetting($currentJournal->getId(), 'displayPage');
$journalTitle = $this->sanitize($currentJournal->getLocalizedTitle());
}
if ( ($currentIssue) && (($displayPage == 'all') || ($displayPage == 'homepage' && (empty($requestedPage) || $requestedPage == 'index' || $requestedPage == 'issue')) || ($displayPage == 'issue' && $displayPage == $requestedPage)) ) {
$additionalHeadData = $templateManager->get_template_vars('additionalHeadData');
$feedUrl1 = '';
$feedUrl2 = '';
$feedUrl3 = '';
$templateManager->assign('additionalHeadData', $additionalHeadData."\n\t".$feedUrl1."\n\t".$feedUrl2."\n\t".$feedUrl3);
}
}
return false;
}
/**
* Handle requests for feed via short URLs (e.g., journalPath/feed/atom).
* This is for backwards compatibility with older versions of this plugin.
*/
function callbackHandleShortURL($hookName, $args) {
if ($this->getEnabled()) {
$page =& $args[0];
$op =& $args[1];
if ($page == 'feed') {
switch ($op) {
case 'atom':
Request::redirect(null, 'gateway', 'plugin', array('WebFeedGatewayPlugin', 'atom'));
break;
case 'rss':
Request::redirect(null, 'gateway', 'plugin', array('WebFeedGatewayPlugin', 'rss'));
break;
case 'rss2':
Request::redirect(null, 'gateway', 'plugin', array('WebFeedGatewayPlugin', 'rss2'));
break;
default:
Request::redirect(null, 'index');
}
}
}
return false;
}
/**
* Display verbs for the management interface.
*/
function getManagementVerbs() {
$verbs = array();
if ($this->getEnabled()) {
$verbs[] = array('settings', __('plugins.generic.webfeed.settings'));
}
return parent::getManagementVerbs($verbs);
}
/**
* Execute a management verb on this plugin
* @param $verb string
* @param $args array
* @param $message string Result status message
* @param $messageParams array Parameters for the message key
* @return boolean
*/
function manage($verb, $args, &$message, &$messageParams) {
if (!parent::manage($verb, $args, $message, $messageParams)) return false;
switch ($verb) {
case 'settings':
$journal =& Request::getJournal();
AppLocale::requireComponents(LOCALE_COMPONENT_APPLICATION_COMMON, LOCALE_COMPONENT_PKP_MANAGER);
$templateMgr =& TemplateManager::getManager();
$templateMgr->register_function('plugin_url', array(&$this, 'smartyPluginUrl'));
$this->import('SettingsForm');
$form = new SettingsForm($this, $journal->getId());
if (Request::getUserVar('save')) {
$form->readInputData();
if ($form->validate()) {
$form->execute();
Request::redirect(null, null, 'plugins');
return false;
} else {
$form->display();
}
} else {
$form->initData();
$form->display();
}
return true;
default:
// Unknown management verb
assert(false);
return false;
}
}
/**
* Clean up the Journal title.
* @param $string
* @return $string
*/
function sanitize($string) {
return htmlspecialchars(strip_tags($string));
}
}
?>