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<?php |
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/** |
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* This file registers the settings. |
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* |
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* @package Code_Snippets |
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*/ |
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|
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namespace Code_Snippets\Settings; |
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|
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use Code_Snippets\Client\Welcome_API; |
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use function add_action; |
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use function Code_Snippets\clean_snippets_cache; |
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use function Code_Snippets\code_snippets; |
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use function Code_Snippets\Utils\add_self_option; |
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use function Code_Snippets\Utils\get_self_option; |
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use function Code_Snippets\Utils\update_self_option; |
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use const Code_Snippets\CACHE_GROUP; |
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|
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const CACHE_KEY = 'code_snippets_settings'; |
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const OPTION_GROUP = 'code-snippets'; |
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const OPTION_NAME = 'code_snippets_settings'; |
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|
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/** |
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* Returns 'true' if plugin settings are unified on a multisite installation |
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* under the Network Admin settings menu |
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* |
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* This option is controlled by the "Enable administration menus" setting on the Network Settings menu |
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* |
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* @return bool |
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*/ |
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function are_settings_unified(): bool { |
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if ( ! is_multisite() ) { |
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return false; |
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} |
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|
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$menu_perms = get_site_option( 'menu_items', [] ); |
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return empty( $menu_perms['snippets_settings'] ); |
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} |
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|
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/** |
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* Retrieve the setting values from the database. |
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* |
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* If a setting does not exist in the database, the default value will be returned. |
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* |
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* @return array<string, array<string, mixed>> |
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*/ |
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function get_settings_values(): array { |
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$settings = wp_cache_get( CACHE_KEY, CACHE_GROUP ); |
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if ( $settings ) { |
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return $settings; |
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} |
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|
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$settings = Settings_Fields::get_default_values(); |
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$saved = get_self_option( are_settings_unified(), OPTION_NAME, [] ); |
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|
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// Deep merge the saved settings with the default values. |
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foreach ( $settings as $section => $section_fields ) { |
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if ( isset( $saved[ $section ] ) ) { |
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$settings[ $section ] = array_replace( $section_fields, $saved[ $section ] ); |
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} |
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} |
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|
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wp_cache_set( CACHE_KEY, $settings, CACHE_GROUP ); |
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return $settings; |
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} |
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|
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/** |
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* Retrieve an individual setting field value |
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* |
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* @param string $section ID of the section the setting belongs to. |
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* @param string $field ID of the setting field. |
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* |
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* @return mixed |
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*/ |
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function get_setting( string $section, string $field ) { |
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$settings = get_settings_values(); |
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|
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return $settings[ $section ][ $field ] ?? null; |
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} |
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|
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/** |
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* Update a single setting to a new value. |
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* |
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* @param string $section ID of the section the setting belongs to. |
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* @param string $field ID of the setting field. |
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* @param mixed $new_value Setting value. Expected to not be SQL-escaped. |
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* |
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* @return bool False if value was not updated. True if value was updated. |
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*/ |
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function update_setting( string $section, string $field, $new_value ): bool { |
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$settings = get_settings_values(); |
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|
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$settings[ $section ][ $field ] = $new_value; |
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|
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wp_cache_set( CACHE_KEY, $settings, CACHE_GROUP ); |
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return update_self_option( are_settings_unified(), OPTION_NAME, $settings ); |
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} |
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|
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/** |
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* Retrieve the settings sections |
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* |
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* @return array<string, string> Settings sections. |
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*/ |
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function get_settings_sections(): array { |
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$sections = array( |
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'general' => __( 'General', 'code-snippets' ), |
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'editor' => __( 'Code Editor', 'code-snippets' ), |
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'debug' => __( 'Debug', 'code-snippets' ), |
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); |
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|
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// Only show the Version section when the debug setting to enable version changes is enabled. |
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$enable_version = get_setting( 'debug', 'enable_version_change' ); |
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if ( $enable_version ) { |
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$sections['version-switch'] = __( 'Version', 'code-snippets' ); |
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} |
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|
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return apply_filters( 'code_snippets_settings_sections', $sections ); |
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} |
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|
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/** |
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* Register settings sections, fields, etc |
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*/ |
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function register_plugin_settings() { |
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if ( ! get_self_option( are_settings_unified(), OPTION_NAME ) ) { |
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add_self_option( are_settings_unified(), OPTION_NAME, Settings_Fields::get_default_values() ); |
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} |
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|
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$current_settings = get_settings_values(); |
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|
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// Register the setting. |
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register_setting( |
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OPTION_GROUP, |
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OPTION_NAME, |
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[ 'sanitize_callback' => __NAMESPACE__ . '\\sanitize_settings' ] |
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); |
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|
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// Register settings sections. |
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foreach ( get_settings_sections() as $section_id => $section_name ) { |
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add_settings_section( $section_id, $section_name, '__return_empty_string', 'code-snippets' ); |
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} |
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|
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// Register settings fields. Only register fields for sections that exist (some sections may be gated by settings). |
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$registered_sections = get_settings_sections(); |
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foreach ( Settings_Fields::get_field_definitions() as $section_id => $fields ) { |
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if ( ! isset( $registered_sections[ $section_id ] ) ) { |
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continue; |
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} |
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|
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foreach ( $fields as $field_id => $field ) { |
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if ( ! should_render_setting_field( $field, $current_settings ) ) { |
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continue; |
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} |
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|
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$field_object = new Setting_Field( $section_id, $field_id, $field ); |
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add_settings_field( $field_id, $field['name'], [ $field_object, 'render' ], 'code-snippets', $section_id ); |
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} |
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} |
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|
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$editor_preview = new Editor_Preview(); |
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|
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// Add editor preview as a field. |
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add_settings_field( |
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'editor_preview', |
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__( 'Editor Preview', 'code-snippets' ), |
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[ $editor_preview, 'render' ], |
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'code-snippets', |
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'editor' |
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); |
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|
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Version_Switch::init(); |
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} |
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|
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add_action( 'admin_init', __NAMESPACE__ . '\\register_plugin_settings' ); |
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|
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/** |
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* Determine whether a setting field should be rendered. |
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* |
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* @param array<string, mixed> $field Field definition. |
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* @param array<string, array<string,mixed>> $settings Current settings values. |
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* @param array<string, array<string,mixed>>|null $input Optional raw input values. |
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* |
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* @return bool |
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*/ |
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function should_render_setting_field( array $field, array $settings, ?array $input = null ): bool { |
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if ( empty( $field['show_if'] ) || ! is_array( $field['show_if'] ) ) { |
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return true; |
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} |
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|
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$show_if = array_merge( |
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[ |
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'section' => '', |
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'field' => '', |
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'value' => true, |
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], |
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$field['show_if'] |
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); |
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|
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$section = is_string( $show_if['section'] ) ? $show_if['section'] : ''; |
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$field_id = is_string( $show_if['field'] ) ? $show_if['field'] : ''; |
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$expected = $show_if['value']; |
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|
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if ( '' === $section || '' === $field_id ) { |
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return true; |
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} |
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|
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$actual = null; |
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|
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if ( is_array( $input ) && isset( $input[ $section ] ) && is_array( $input[ $section ] ) && array_key_exists( $field_id, $input[ $section ] ) ) { |
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$actual = $input[ $section ][ $field_id ]; |
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} elseif ( isset( $settings[ $section ] ) && array_key_exists( $field_id, $settings[ $section ] ) ) { |
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$actual = $settings[ $section ][ $field_id ]; |
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} |
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|
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if ( is_bool( $expected ) ) { |
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if ( is_bool( $actual ) ) { |
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return $actual === $expected; |
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} |
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|
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return ( 'on' === $actual ) === $expected; |
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} |
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|
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return $actual === $expected; |
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} |
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|
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/** |
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* Sanitize a single setting value. |
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* |
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* @param array<string, mixed> $field Setting field information. |
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* @param mixed $input_value User input setting value, or null if missing. |
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* |
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* @return mixed Sanitized setting value, or null if unset. |
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*/ |
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function sanitize_setting_value( array $field, $input_value ) { |
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switch ( $field['type'] ) { |
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|
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case 'checkbox': |
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return 'on' === $input_value; |
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|
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case 'number': |
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return intval( $input_value ); |
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|
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case 'select': |
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$select_options = array_map( 'strval', array_keys( $field['options'] ) ); |
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return in_array( strval( $input_value ), $select_options, true ) ? $input_value : null; |
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|
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case 'checkboxes': |
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$results = []; |
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|
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if ( ! empty( $input_value ) ) { |
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foreach ( $field['options'] as $option_id => $option_label ) { |
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if ( isset( $input_value[ $option_id ] ) && 'on' === $input_value[ $option_id ] ) { |
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$results[] = $option_id; |
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} |
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} |
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} |
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|
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return $results; |
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|
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case 'text': |
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case 'hidden': |
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return trim( sanitize_text_field( $input_value ) ); |
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|
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case 'callback': |
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return isset( $field['sanitize_callback'] ) && is_callable( $field['sanitize_callback'] ) ? |
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call_user_func( $field['sanitize_callback'], $input_value ) : |
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null; |
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|
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default: |
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return null; |
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} |
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} |
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|
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/** |
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* Process settings actions. |
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* |
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* @param array $input Provided settings input. |
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* |
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* @return array|null New $input value to return, or null to continue with settings update process. |
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*/ |
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function process_settings_actions( array $input ): ?array { |
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|
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if ( isset( $input['reset_settings'] ) ) { |
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add_settings_error( |
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OPTION_NAME, |
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'settings_reset', |
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__( 'All settings have been reset to their defaults.', 'code-snippets' ), |
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'updated' |
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); |
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|
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delete_option( 'code_snippets_cloud_settings' ); |
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return []; |
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} |
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|
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if ( isset( $input['debug']['database_update'] ) ) { |
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code_snippets()->db->create_or_upgrade_tables(); |
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|
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add_settings_error( |
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OPTION_NAME, |
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'database_update_done', |
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__( 'Successfully performed database table upgrade.', 'code-snippets' ), |
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'updated' |
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); |
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} |
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|
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if ( isset( $input['debug']['reset_caches'] ) ) { |
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Welcome_API::clear_cache(); |
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code_snippets()->cloud_api->clear_caches(); |
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clean_snippets_cache( code_snippets()->db->get_table_name( false ) ); |
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|
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if ( is_multisite() ) { |
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clean_snippets_cache( code_snippets()->db->get_table_name( true ) ); |
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} |
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|
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add_settings_error( |
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OPTION_NAME, |
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'snippet_caches_reset', |
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__( 'Successfully reset snippets caches.', 'code-snippets' ), |
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'updated' |
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); |
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} |
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|
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return null; |
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} |
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|
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/** |
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* Validate the settings |
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* |
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* @param array<string, array<string, mixed>> $input The received settings. |
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* |
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* @return array<string, array<string, mixed>> The validated settings. |
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*/ |
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function sanitize_settings( array $input ): array { |
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wp_cache_delete( CACHE_KEY, CACHE_GROUP ); |
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$result = process_settings_actions( $input ); |
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|
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if ( ! is_null( $result ) ) { |
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return $result; |
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} |
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|
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$settings = get_settings_values(); |
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$updated = false; |
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|
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// Don't directly loop through $input as it does not include as deselected checkboxes. |
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foreach ( Settings_Fields::get_field_definitions() as $section_id => $fields ) { |
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foreach ( $fields as $field_id => $field ) { |
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if ( ! should_render_setting_field( $field, $settings, $input ) ) { |
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continue; |
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} |
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|
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// Fetch the corresponding input value from the posted data. |
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$input_value = $input[ $section_id ][ $field_id ] ?? null; |
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$stored_value = $settings[ $section_id ][ $field_id ] ?? null; |
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|
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// Attempt to sanitize the setting value. |
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$sanitized_value = sanitize_setting_value( $field, $input_value ); |
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|
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if ( ! is_null( $sanitized_value ) && $stored_value !== $sanitized_value ) { |
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$settings[ $section_id ][ $field_id ] = $sanitized_value; |
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$updated = true; |
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} |
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} |
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} |
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|
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// Add an updated message. |
| 365 |
if ( $updated ) { |
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add_settings_error( |
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OPTION_NAME, |
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'settings-saved', |
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__( 'Settings saved.', 'code-snippets' ), |
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'updated' |
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); |
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|
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do_action( 'code_snippets/settings_updated', $settings, $input ); |
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} |
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|
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return $settings; |
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} |
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|
