| 1 |
<?php |
| 2 |
|
| 3 |
/** |
| 4 |
* Base class for all settings |
| 5 |
* |
| 6 |
* @since 1.8 |
| 7 |
*/ |
| 8 |
class PLL_Settings_Module { |
| 9 |
public $active_option, $configure; |
| 10 |
public $module, $title, $description; |
| 11 |
public $options; |
| 12 |
protected $action_links, $buttons; |
| 13 |
|
| 14 |
/** |
| 15 |
* Constructor |
| 16 |
* |
| 17 |
* @since 1.8 |
| 18 |
* |
| 19 |
* @param object $polylang Polylang object |
| 20 |
* @param array $args |
| 21 |
*/ |
| 22 |
public function __construct( &$polylang, $args ) { |
| 23 |
$this->options = &$polylang->options; |
| 24 |
$this->model = &$polylang->model; |
| 25 |
$this->links_model = &$polylang->links_model; |
| 26 |
|
| 27 |
$args = wp_parse_args( $args, array( |
| 28 |
'title' => '', |
| 29 |
'description' => '', |
| 30 |
'active_option' => false, |
| 31 |
) ); |
| 32 |
|
| 33 |
foreach ( $args as $prop => $value ) { |
| 34 |
$this->$prop = $value; |
| 35 |
} |
| 36 |
|
| 37 |
// All possible action links, even if not always a link ;-) |
| 38 |
$this->action_links = array( |
| 39 |
'configure' => sprintf( |
| 40 |
'<a title="%s" href="%s">%s</a>', |
| 41 |
esc_attr__( 'Configure this module', 'polylang' ), |
| 42 |
'#', |
| 43 |
esc_html__( 'Settings', 'polylang' ) |
| 44 |
), |
| 45 |
|
| 46 |
'deactivate' => sprintf( |
| 47 |
'<a title="%s" href="%s">%s</a>', |
| 48 |
esc_attr__( 'Deactivate this module', 'polylang' ), |
| 49 |
wp_nonce_url( '?page=mlang&tab=modules&pll_action=deactivate&noheader=true&module=' . $this->module, 'pll_deactivate' ), |
| 50 |
esc_html__( 'Deactivate', 'polylang' ) |
| 51 |
), |
| 52 |
|
| 53 |
'activate' => sprintf( |
| 54 |
'<a title="%s" href="%s">%s</a>', |
| 55 |
esc_attr__( 'Activate this module', 'polylang' ), |
| 56 |
wp_nonce_url( '?page=mlang&tab=modules&pll_action=activate&noheader=true&module=' . $this->module, 'pll_activate' ), |
| 57 |
esc_html__( 'Activate', 'polylang' ) |
| 58 |
), |
| 59 |
|
| 60 |
'activated' => esc_html__( 'Activated', 'polylang' ), |
| 61 |
|
| 62 |
'deactivated' => esc_html__( 'Deactivated', 'polylang' ), |
| 63 |
); |
| 64 |
|
| 65 |
$this->buttons = array( |
| 66 |
'cancel' => sprintf( '<button type="button" class="button button-secondary cancel">%s</button>', esc_html__( 'Cancel' ) ), |
| 67 |
'save' => sprintf( '<button type="button" class="button button-primary save">%s</button>', esc_html__( 'Save Changes' ) ), |
| 68 |
); |
| 69 |
|
| 70 |
// Ajax action to save options |
| 71 |
add_action( 'wp_ajax_pll_save_options', array( $this, 'save_options' ) ); |
| 72 |
} |
| 73 |
|
| 74 |
/** |
| 75 |
* Tells if the module is active |
| 76 |
* |
| 77 |
* @since 1.8 |
| 78 |
* |
| 79 |
* @return bool |
| 80 |
*/ |
| 81 |
public function is_active() { |
| 82 |
return empty( $this->active_option ) || ! empty( $this->options[ $this->active_option ] ); |
| 83 |
} |
| 84 |
|
| 85 |
/** |
| 86 |
* Activates the module |
| 87 |
* |
| 88 |
* @since 1.8 |
| 89 |
*/ |
| 90 |
public function activate() { |
| 91 |
if ( ! empty( $this->active_option ) ) { |
| 92 |
$this->options[ $this->active_option ] = true; |
| 93 |
update_option( 'polylang', $this->options ); |
| 94 |
} |
| 95 |
} |
| 96 |
|
| 97 |
/** |
| 98 |
* Deactivates the module |
| 99 |
* |
| 100 |
* @since 1.8 |
| 101 |
*/ |
| 102 |
public function deactivate() { |
| 103 |
if ( ! empty( $this->active_option ) ) { |
| 104 |
$this->options[ $this->active_option ] = false; |
| 105 |
update_option( 'polylang', $this->options ); |
| 106 |
} |
| 107 |
} |
| 108 |
|
| 109 |
/** |
| 110 |
* Protected method to display a configuration form |
| 111 |
* |
| 112 |
* @since 1.8 |
| 113 |
*/ |
| 114 |
protected function form() { |
| 115 |
// Child classes can provide a form |
| 116 |
} |
| 117 |
|
| 118 |
/** |
| 119 |
* Public method returning the form if any |
| 120 |
* |
| 121 |
* @since 1.8 |
| 122 |
* |
| 123 |
* @return string |
| 124 |
*/ |
| 125 |
public function get_form() { |
| 126 |
static $form = false; |
| 127 |
|
| 128 |
// Read the form only once |
| 129 |
if ( false === $form ) { |
| 130 |
ob_start(); |
| 131 |
$this->form(); |
| 132 |
$form = ob_get_clean(); |
| 133 |
} |
| 134 |
|
| 135 |
return $form; |
| 136 |
} |
| 137 |
|
| 138 |
/** |
| 139 |
* Allows child classes to validate their options before saving |
| 140 |
* |
| 141 |
* @since 1.8 |
| 142 |
* |
| 143 |
* @param array $options Raw options |
| 144 |
* @return array Options |
| 145 |
*/ |
| 146 |
protected function update( $options ) { |
| 147 |
return array(); // It's responsibility of the child class to decide what is saved |
| 148 |
} |
| 149 |
|
| 150 |
/** |
| 151 |
* Ajax method to save the options |
| 152 |
* |
| 153 |
* @since 1.8 |
| 154 |
*/ |
| 155 |
public function save_options() { |
| 156 |
check_ajax_referer( 'pll_options', '_pll_nonce' ); |
| 157 |
if ( ! current_user_can( 'manage_options' ) ) { |
| 158 |
wp_die( -1 ); |
| 159 |
} |
| 160 |
|
| 161 |
if ( $this->module == $_POST['module'] ) { |
| 162 |
// It's up to the child class to decide which options are saved, whether there are errors or not |
| 163 |
$post = array_diff_key( $_POST, array_flip( array( 'action', 'module', 'pll_ajax_backend', '_pll_nonce' ) ) ); |
| 164 |
$options = $this->update( $post ); |
| 165 |
$this->options = array_merge( $this->options, $options ); |
| 166 |
update_option( 'polylang', $this->options ); |
| 167 |
|
| 168 |
// Refresh language cache in case home urls have been modified |
| 169 |
$this->model->clean_languages_cache(); |
| 170 |
|
| 171 |
// Refresh rewrite rules in case rewrite, hide_default, post types or taxonomies options have been modified |
| 172 |
// Don't use flush_rewrite_rules as we don't have the right links model and permastruct |
| 173 |
delete_option( 'rewrite_rules' ); |
| 174 |
|
| 175 |
ob_start(); |
| 176 |
|
| 177 |
if ( ! get_settings_errors() ) { |
| 178 |
// Send update message |
| 179 |
add_settings_error( 'general', 'settings_updated', __( 'Settings saved.' ), 'updated' ); |
| 180 |
settings_errors(); |
| 181 |
$x = new WP_Ajax_Response( array( 'what' => 'success', 'data' => ob_get_clean() ) ); |
| 182 |
$x->send(); |
| 183 |
} else { |
| 184 |
// Send error messages |
| 185 |
settings_errors(); |
| 186 |
$x = new WP_Ajax_Response( array( 'what' => 'error', 'data' => ob_get_clean() ) ); |
| 187 |
$x->send(); |
| 188 |
} |
| 189 |
} |
| 190 |
} |
| 191 |
|
| 192 |
/** |
| 193 |
* Get the row actions |
| 194 |
* |
| 195 |
* @since 1.8 |
| 196 |
* |
| 197 |
* @return array |
| 198 |
*/ |
| 199 |
protected function get_actions() { |
| 200 |
if ( $this->is_active() && $this->get_form() ) { |
| 201 |
$actions[] = 'configure'; |
| 202 |
} |
| 203 |
|
| 204 |
if ( $this->active_option ) { |
| 205 |
$actions[] = $this->is_active() ? 'deactivate' : 'activate'; |
| 206 |
} |
| 207 |
|
| 208 |
if ( empty( $actions ) ) { |
| 209 |
$actions[] = $this->is_active() ? 'activated' : 'deactivated'; |
| 210 |
} |
| 211 |
|
| 212 |
return $actions; |
| 213 |
} |
| 214 |
|
| 215 |
/** |
| 216 |
* Get the actions links |
| 217 |
* |
| 218 |
* @since 1.8 |
| 219 |
* |
| 220 |
* @return array |
| 221 |
*/ |
| 222 |
public function get_action_links() { |
| 223 |
return array_intersect_key( $this->action_links, array_flip( $this->get_actions() ) ); |
| 224 |
} |
| 225 |
|
| 226 |
/** |
| 227 |
* Default upgrade message ( to Pro version ) |
| 228 |
* |
| 229 |
* @since 1.9 |
| 230 |
* |
| 231 |
* @return string |
| 232 |
*/ |
| 233 |
protected function default_upgrade_message() { |
| 234 |
return sprintf( |
| 235 |
'%s <a href="%s">%s</a>', |
| 236 |
__( 'You need Polylang Pro to enable this feature.', 'polylang' ), |
| 237 |
'https://polylang.pro', |
| 238 |
__( 'Upgrade now.', 'polylang' ) |
| 239 |
); |
| 240 |
} |
| 241 |
|
| 242 |
/** |
| 243 |
* Allows child classes to display an upgrade message |
| 244 |
* |
| 245 |
* @since 1.9 |
| 246 |
* |
| 247 |
* @return string |
| 248 |
*/ |
| 249 |
public function get_upgrade_message() { |
| 250 |
return ''; |
| 251 |
} |
| 252 |
|
| 253 |
/** |
| 254 |
* Get the buttons |
| 255 |
* |
| 256 |
* @since 1.9 |
| 257 |
* |
| 258 |
* @return array |
| 259 |
*/ |
| 260 |
public function get_buttons() { |
| 261 |
return $this->buttons; |
| 262 |
} |
| 263 |
} |
| 264 |
|
