Main file for CookiePolicy plugin

RDLCookiePolicy.inc.php

<?php

import('lib.pkp.classes.plugins.GenericPlugin');

class RDLCookiePolicyPlugin extends GenericPlugin {
	/** @var bool Whether or not the header has been injected */
	var $injected = false;

	/**
	 * Called as a plugin is registered to the registry
	 * @param $category String Name of category plugin was registered to
	 * @return boolean True iff plugin initialized successfully; if false,
	 * 	the plugin will not be registered.
	 */
	function register($category, $path) {
		$success = parent::register($category, $path);
		if (!Config::getVar('general', 'installed') || defined('RUNNING_UPGRADE')) return true;
		if ($success && $this->getEnabled()) {
			// Insert RDLCookiePolicy into page tag to footer
			HookRegistry::register('TemplateManager::display', array($this, 'displayTemplateHook'));
		}
		return $success;
	}

	/**
	 * Get the plugin display name.
	 * @return string
	 */
	function getDisplayName() {
		return __('plugins.generic.RDLCookiePolicy.displayName');
	}

	/**
	 * Get the plugin description.
	 * @return string
	 */

	function getDescription() {
		return __('plugins.generic.RDLCookiePolicy.description');
	}

	function getCanEnable() {
		if(array_intersect(array(ROLE_ID_SITE_ADMIN), (array)$userRoles)) {
			return true;
		}
		else {
			return false;
		}
	}

	function isSitePlugin() {
			return true;
	}

	function displayTemplateHook($hookName, $params) {
		if (!$this->injected) {
			$this->injected = true;
			$templateMgr =& $params[0];
			$request = Application::getRequest();
			$templateMgr->addJavaScript(
				'cookiePolicy',
				$request->getBaseUrl() . '/' . $this->getPluginPath() . '/js/cookiePolicy.js'
			);
			$templateMgr->addStyleSheet(
				'cookiePolicyStyles',
				$request->getBaseUrl() . '/' . $this->getPluginPath() . '/css/cookiePolicy.css'
			);
		}
		return false;
	}
}