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<?php |
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namespace GeminiLabs\SiteReviews; |
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use GeminiLabs\SiteReviews\Helpers\Arr; |
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use GeminiLabs\SiteReviews\Modules\Notice; |
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use GeminiLabs\SiteReviews\Request; |
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class Router |
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{ |
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/** |
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* @var array |
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*/ |
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protected $unguardedAdminActions; |
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/** |
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* @var array |
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*/ |
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protected $unguardedPublicActions; |
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public function __construct() |
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{ |
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$this->unguardedAdminActions = glsr()->filterArray('router/admin/unguarded-actions', [ |
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'dismiss-notice', |
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]); |
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$this->unguardedPublicActions = glsr()->filterArray('router/public/unguarded-actions', [ |
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'fetch-paged-reviews', |
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'submit-review', |
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]); |
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} |
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/** |
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* @return void |
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*/ |
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public function routeAdminAjaxRequest() |
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{ |
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$request = $this->getRequest(); |
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$this->checkAjaxRequest($request); |
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if (glsr()->isAdmin()) { // if viewing a WP admin page |
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if (!in_array($request->_action, $this->unguardedAdminActions)) { |
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$this->checkAjaxNonce($request); |
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} |
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} else { |
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if (!in_array($request->_action, $this->unguardedPublicActions)) { |
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$this->checkAjaxNonce($request); |
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} |
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} |
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$this->routeRequest('ajax', $request); |
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wp_die(); |
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} |
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/** |
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* @return void |
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*/ |
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public function routeAdminPostRequest() |
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{ |
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$request = $this->getRequest(); |
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if ($this->isValidPostRequest($request)) { |
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check_admin_referer($request->_action); // die() called if nonce is invalid |
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$this->routeRequest('admin', $request); |
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} |
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} |
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/** |
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* @return void |
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*/ |
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public function routePublicAjaxRequest() |
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{ |
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$request = $this->getRequest(); |
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$this->checkAjaxRequest($request); |
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if (!in_array($request->_action, $this->unguardedPublicActions)) { |
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$this->checkAjaxNonce($request); |
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} |
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$this->routeRequest('ajax', $request); |
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wp_die(); |
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} |
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/** |
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* @return void |
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*/ |
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public function routePublicPostRequest() |
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{ |
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if (glsr()->isAdmin()) { |
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return; |
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} |
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$request = $this->getRequest(); |
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if ($this->isValidPostRequest($request) && $this->isValidPublicNonce($request)) { |
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$this->routeRequest('public', $request); |
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} |
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} |
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/** |
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* @return void |
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*/ |
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protected function checkAjaxNonce(Request $request) |
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{ |
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if (empty($request->_nonce)) { |
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$this->sendAjaxError('AJAX request is missing a nonce', $request, 400, 'Unauthorized request'); |
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} |
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if (!wp_verify_nonce($request->_nonce, $request->_action)) { |
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$this->sendAjaxError('AJAX request failed the nonce check', $request, 403, 'Unauthorized request'); |
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} |
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} |
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/** |
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* @return void |
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*/ |
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protected function checkAjaxRequest(Request $request) |
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{ |
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if (empty($request->_action)) { |
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$this->sendAjaxError('AJAX request must include an action', $request, 400, 'Invalid request'); |
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} |
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if (empty($request->_ajax_request)) { |
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$this->sendAjaxError('AJAX request is invalid', $request, 400, 'Invalid request'); |
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} |
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} |
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/** |
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* All ajax requests in the plugin are triggered by a single action hook: glsr_action, |
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* while each ajax route is determined by $_POST[request][_action]. |
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* @return Request |
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*/ |
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protected function getRequest() |
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{ |
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$request = Helper::filterInputArray(glsr()->id); |
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if (Helper::filterInput('action') == glsr()->prefix.'action') { |
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$request['_ajax_request'] = true; |
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} |
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if ('submit-review' == Helper::filterInput('_action', $request)) { |
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$request['_recaptcha-token'] = Helper::filterInput('g-recaptcha-response'); |
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} |
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return new Request($request); |
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} |
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/** |
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* @return bool |
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*/ |
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protected function isValidPostRequest(Request $request) |
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{ |
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return !empty($request->_action) && empty($request->_ajax_request); |
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} |
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/** |
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* @return bool |
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*/ |
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protected function isValidPublicNonce(Request $request) |
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{ |
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// only require a nonce for public requests if user is logged in, this avoids |
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// potential caching issues since unauthenticated requests should never be destructive. |
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if (is_user_logged_in() && !wp_verify_nonce($request->_nonce, $request->_action)) { |
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glsr_log()->error('nonce check failed for public request')->debug($request); |
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return false; |
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} |
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return true; |
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} |
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/** |
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* @param string $type |
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* @return void |
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*/ |
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protected function routeRequest($type, Request $request) |
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{ |
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$actionHook = "route/{$type}/{$request->_action}"; |
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$request = glsr()->filterArray('route/request', $request->toArray(), $request->_action, $type); |
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$request = new Request($request); |
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glsr()->action($actionHook, $request); |
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if (0 === did_action(glsr()->id.'/'.$actionHook)) { |
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glsr_log('Unknown '.$type.' router request: '.$request->_action); |
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} |
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} |
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/** |
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* @param string $error |
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* @param int $code |
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* @param string $message |
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* @return void |
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*/ |
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protected function sendAjaxError($error, Request $request, $code = 400, $message = '') |
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{ |
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glsr_log()->error($error)->debug($request); |
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$notices = ''; |
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if (glsr()->isAdmin()) { |
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glsr(Notice::class)->addError(_x('There was an error (try reloading the page).', 'admin-text', 'site-reviews').' <code>'.$error.'</code>'); |
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$notices = glsr(Notice::class)->get(); |
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} |
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if ('submit-review' === $request->_action) { |
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$message = __('The form could not be submitted. Please notify the site administrator.', 'site-reviews'); |
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} |
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wp_send_json_error([ |
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'code' => $code, |
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'error' => $error, |
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'message' => $message ?: $error, |
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'notices' => $notices, |
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]); |
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} |
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} |
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pryley /
site-reviews
