acumulusConfig = $acumulusConfig; $this->version = $version; } /** * Activates the plugin. * * Note that on installing a plugin (copying the files) nothing else happens. * Only on activating, a plugin can do its initial work. * * @return bool * Success. */ public function activate() { $result = FALSE; if (current_user_can('activate_plugins')) { $plugin = isset($_REQUEST['plugin']) ? $_REQUEST['plugin'] : ''; check_admin_referer("activate-plugin_{$plugin}"); // Install. if ($this->checkRequirements()) { $model = new AcumulusEntryModel(); $result = $model->install(); add_option('acumulus_version', $this->version); } } return $result; } /** * Upgrades the plugin. * * @return bool * Success. */ public function upgrade() { $result = true; // Only execute if we are really upgrading. $dbVersion = get_option('acumulus_version'); if (!empty($dbVersion) && version_compare($dbVersion, $this->version, '<')) { $result = $this->acumulusConfig->upgrade($dbVersion); if (version_compare($dbVersion, '4.7.2', '<')) { $result = $this->upgrade472() && $result; } update_option('acumulus_version', $this->version); } else if (empty($dbVersion)) { // Set it so we can compare it in the future. update_option('acumulus_version', $this->version); } return $result; } /** * Deactivates the plugin. * * @return bool * Success. */ public function deactivate() { if (!current_user_can('activate_plugins')) { return FALSE; } $plugin = isset($_REQUEST['plugin']) ? $_REQUEST['plugin'] : ''; check_admin_referer("deactivate-plugin_{$plugin}"); // Deactivate. // None so far. return TRUE; } /** * Uninstalls the plugin. * * @return bool * Success. */ public function uninstall() { if (!current_user_can('activate_plugins')) { return FALSE; } check_admin_referer('bulk-plugins'); // Uninstall. delete_option('acumulus'); $model = new AcumulusEntryModel(); return $model->uninstall(); } /** * Checks the requirements for this module (CURL, DOMXML, ...). * * @return bool * Success. */ public function checkRequirements() { $requirements = new Requirements(); $this->messages = $requirements->check(); if (!empty($this->messages)) { add_action('admin_notices', array($this, 'adminNotice')); } return empty($this->messages); } /** * Action hook that adds administrator notices to the admin screen. */ public function adminNotice() { foreach ($this->messages as $message) { echo '

' . $message . '

'; } } /** * 4.7.2 upgrade. * * - WC: Strip slashes and remove values that are not one of our keys. * * @return bool */ protected function upgrade472() { $configurationValues = get_option('acumulus'); // Not sure that this operation can be performed safely on just any value, // so I decided to not strip slashes, users can do this manually in the // settings forms. // $configurationValues = stripslashes_deep($configurationValues); $keys = $this->acumulusConfig->getKeys(); $defaults = $this->acumulusConfig->getDefaults(); $result = array(); foreach ($keys as $key) { if (isset($configurationValues[$key]) && $configurationValues[$key] != $defaults[$key]) { $result[$key] = $configurationValues[$key]; } } return update_option('acumulus', $result); } }