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<?php |
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|
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if (!defined('ABSPATH')) { |
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exit; |
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} |
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|
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/** |
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* collect and display admin notices for failed prerequisites |
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*/ |
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class GfEwayRequires { |
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|
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private $notices; |
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|
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/** |
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* set up the notices container, and hook actions for displaying notices |
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* only called when a notice is being added |
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*/ |
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protected function init() { |
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if (!is_array($this->notices)) { |
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$this->notices = array(); |
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|
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// hook admin_notices, again! so need to hook later than 10 |
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add_action('admin_notices', array($this, 'maybeShowAdminNotices'), 20); |
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|
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// show Requires notices before update information, so hook earlier than 10 |
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add_action('after_plugin_row_' . GFEWAY_PLUGIN_NAME, array($this, 'showPluginRowNotices'), 9, 2); |
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} |
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} |
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|
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/** |
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* add a Requires notices |
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* @param string $notice |
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*/ |
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public function addNotice($notice) { |
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$this->init(); |
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$this->notices[] = $notice; |
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} |
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|
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/** |
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* maybe show admin notices, if on an appropriate admin page with admin or similar logged in |
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*/ |
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public function maybeShowAdminNotices() { |
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if ($this->canShowAdminNotices()) { |
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$notices = $this->notices; |
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require GFEWAY_PLUGIN_ROOT . 'views/requires-admin-notice.php'; |
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} |
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} |
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|
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/** |
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* show plugin page row with requires notices |
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*/ |
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public function showPluginRowNotices() { |
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global $wp_list_table; |
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|
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if (empty($wp_list_table)) { |
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return; |
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} |
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|
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$notices = $this->notices; |
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require GFEWAY_PLUGIN_ROOT . 'views/requires-plugin-notice.php'; |
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} |
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|
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/** |
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* test whether we can show admin-related notices |
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* @return bool |
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*/ |
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protected function canShowAdminNotices() { |
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global $hook_suffix; |
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|
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// only on specific pages |
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$subview = empty($_GET['subview']) ? 'settings' : $_GET['subview']; |
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if ($hook_suffix !== 'forms_page_gf_settings' || $subview !== 'settings') { |
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return false; |
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} |
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|
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// only bother admins / plugin installers / option setters with this stuff |
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if (!current_user_can('activate_plugins') && !current_user_can('manage_options')) { |
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return false; |
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} |
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|
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return true; |
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} |
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|
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} |
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|
