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<?php |
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namespace GeminiLabs\SiteReviews; |
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use GeminiLabs\SiteReviews\Modules\Notice; |
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class Router |
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{ |
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/** |
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* @action wp_ajax_glsr_action |
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*/ |
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public function routeAdminAjaxRequest(): void |
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{ |
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$request = Request::inputPost(); |
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$this->checkAjaxRequest($request); |
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$this->checkAjaxNonce($request, 'admin'); |
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$this->post('ajax', $request); |
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wp_die(); |
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} |
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/** |
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* A routed admin GET request will look like this: /wp-admin/?glsr_=. |
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* @action admin_init |
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*/ |
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public function routeAdminGetRequest(): void |
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{ |
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$request = Request::inputGet(); |
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if (!empty($request->action)) { |
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$this->get('admin', $request); |
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} |
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} |
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/** |
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* @action admin_init |
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*/ |
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public function routeAdminPostRequest(): void |
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{ |
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$request = Request::inputPost(); |
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if ($this->isValidRequest($request)) { |
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check_admin_referer($request->_action); // die() called if nonce is invalid, assumes _wpnonce |
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$this->post('admin', $request); |
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} |
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} |
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/** |
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* @action wp_ajax_nopriv_glsr_action |
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*/ |
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public function routePublicAjaxRequest(): void |
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{ |
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$request = Request::inputPost(); |
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$this->checkAjaxRequest($request); |
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$this->checkAjaxNonce($request, 'public'); |
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$this->post('ajax', $request); |
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wp_die(); |
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} |
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/** |
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* A routed public GET request will look like this: ?glsr_=. |
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* @action parse_request |
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*/ |
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public function routePublicGetRequest(): void |
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{ |
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$request = Request::inputGet(); |
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if (!empty($request->action)) { |
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$this->get('public', $request); |
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} |
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} |
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/** |
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* @action init |
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*/ |
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public function routePublicPostRequest(): void |
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{ |
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if (glsr()->isAdmin()) { |
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return; |
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} |
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$request = Request::inputPost(); |
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if ($this->isValidRequest($request) && $this->isValidPublicNonce($request)) { |
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$this->post('public', $request); |
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} |
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} |
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protected function checkAjaxNonce(Request $request, string $type): void |
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{ |
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$unguardedActions = 'admin' === $type |
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? $this->unguardedAdminActions() |
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: $this->unguardedPublicActions(); |
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if (in_array($request->_action, $unguardedActions)) { |
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return; |
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} |
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if (empty($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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protected function checkAjaxRequest(Request $request): void |
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{ |
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if (empty($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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protected function get(string $type, Request $request): void |
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{ |
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$hook = "route/get/{$type}/{$request->action}"; |
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glsr()->action('route/request', $request, $hook); |
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glsr()->action($hook, $request); |
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if (0 === did_action(glsr()->id.'/'.$hook)) { |
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glsr_log()->warning('Unknown '.$type.' router GET request: '.$request->action); |
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} |
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} |
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protected function isValidPublicNonce(Request $request): bool |
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{ |
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// only require a nonce for public requests if user is logged in, this avoids |
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// potential caching issues since unauthenticated requests should nenever be destructive. |
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if (is_user_logged_in() && !wp_verify_nonce($request->_nonce, $request->_action)) { |
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glsr_log()->warning('nonce check failed for public request')->debug($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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protected function isValidRequest(Request $request): bool |
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{ |
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return !empty($request->_action) && empty($request->_ajax_request); |
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} |
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protected function post(string $type, Request $request): void |
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{ |
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$hook = "route/{$type}/{$request->_action}"; |
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glsr()->action('route/request', $request, $hook); |
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glsr()->action($hook, $request); |
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if (0 === did_action(glsr()->id.'/'.$hook)) { |
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glsr_log()->warning('Unknown '.$type.' router POST request: '.$request->_action); |
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} |
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} |
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protected function sendAjaxError(string $error, Request $request, int $errCode, string $message): void |
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{ |
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$data = [ |
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'code' => $errCode, |
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'error' => $error, |
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'message' => $message ?: $error, |
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'notices' => '', |
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]; |
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if ('submit-review' === $request->_action) { |
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$data['message'] = __('The form could not be submitted. Please notify the site administrator.', 'site-reviews'); |
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} |
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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>'.$error.'</code>'); |
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$data['notices'] = glsr(Notice::class)->get(); |
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} |
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glsr_log()->error($error)->debug($request->toArray()); |
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wp_send_json_error($data); |
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} |
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protected function unguardedAdminActions(): array |
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{ |
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return glsr()->filterArray('router/admin/unguarded-actions', [ |
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'dismiss-notice', |
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'fetch-paged-reviews', |
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'verified-review', |
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]); |
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} |
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protected function unguardedPublicActions(): array |
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{ |
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return glsr()->filterArray('router/public/unguarded-actions', [ |
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'dismiss-notice', |
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'fetch-paged-reviews', |
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'submit-review', |
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'verified-review', |
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]); |
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} |
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} |
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pryley /
site-reviews
