| 1 |
<?php |
| 2 |
|
| 3 |
/** |
| 4 |
* weDevs Settings API wrapper class |
| 5 |
* |
| 6 |
* @version 1.2 (18-Oct-2015) |
| 7 |
* |
| 8 |
* @author Tareq Hasan <[email protected]> |
| 9 |
* @link http://tareq.weDevs.com Tareq's Planet |
| 10 |
* @example src/settings-api.php How to use the class |
| 11 |
*/ |
| 12 |
if ( !class_exists( 'WeDevs_Settings_API' ) ): |
| 13 |
class WeDevs_Settings_API { |
| 14 |
|
| 15 |
/** |
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* settings sections array |
| 17 |
* |
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* @var array |
| 19 |
*/ |
| 20 |
protected $settings_sections = array(); |
| 21 |
|
| 22 |
/** |
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* Settings fields array |
| 24 |
* |
| 25 |
* @var array |
| 26 |
*/ |
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protected $settings_fields = array(); |
| 28 |
|
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public function __construct() { |
| 30 |
add_action( 'admin_enqueue_scripts', array( $this, 'admin_enqueue_scripts' ) ); |
| 31 |
} |
| 32 |
|
| 33 |
/** |
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* Enqueue scripts and styles |
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*/ |
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function admin_enqueue_scripts() { |
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wp_enqueue_style( 'wp-color-picker' ); |
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|
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wp_enqueue_media(); |
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wp_enqueue_script( 'wp-color-picker' ); |
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wp_enqueue_script( 'jquery' ); |
| 42 |
} |
| 43 |
|
| 44 |
/** |
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* Set settings sections |
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* |
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* @param array $sections setting sections array |
| 48 |
*/ |
| 49 |
function set_sections( $sections ) { |
| 50 |
$this->settings_sections = $sections; |
| 51 |
|
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return $this; |
| 53 |
} |
| 54 |
|
| 55 |
/** |
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* Add a single section |
| 57 |
* |
| 58 |
* @param array $section |
| 59 |
*/ |
| 60 |
function add_section( $section ) { |
| 61 |
$this->settings_sections[] = $section; |
| 62 |
|
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return $this; |
| 64 |
} |
| 65 |
|
| 66 |
/** |
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* Set settings fields |
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* |
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* @param array $fields settings fields array |
| 70 |
*/ |
| 71 |
function set_fields( $fields ) { |
| 72 |
$this->settings_fields = $fields; |
| 73 |
|
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return $this; |
| 75 |
} |
| 76 |
|
| 77 |
function add_field( $section, $field ) { |
| 78 |
$defaults = array( |
| 79 |
'name' => '', |
| 80 |
'label' => '', |
| 81 |
'desc' => '', |
| 82 |
'type' => 'text' |
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); |
| 84 |
|
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$arg = wp_parse_args( $field, $defaults ); |
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$this->settings_fields[$section][] = $arg; |
| 87 |
|
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return $this; |
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} |
| 90 |
|
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/** |
| 92 |
* Initialize and registers the settings sections and fileds to WordPress |
| 93 |
* |
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* Usually this should be called at `admin_init` hook. |
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* |
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* This function gets the initiated settings sections and fields. Then |
| 97 |
* registers them to WordPress and ready for use. |
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*/ |
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function admin_init() { |
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//register settings sections |
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foreach ( $this->settings_sections as $section ) { |
| 102 |
if ( false == get_option( $section['id'] ) ) { |
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add_option( $section['id'] ); |
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} |
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|
| 106 |
if ( isset($section['desc']) && !empty($section['desc']) ) { |
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$section['desc'] = '<div class="inside">'.$section['desc'].'</div>'; |
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$callback = function() use ($section) { echo str_replace('"', '\"', $section['desc']).'";'; }; |
| 109 |
} else if ( isset( $section['callback'] ) ) { |
| 110 |
$callback = $section['callback']; |
| 111 |
} else { |
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$callback = null; |
| 113 |
} |
| 114 |
|
| 115 |
add_settings_section( $section['id'], $section['title'], $callback, $section['id'] ); |
| 116 |
} |
| 117 |
|
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//register settings fields |
| 119 |
foreach ( $this->settings_fields as $section => $field ) { |
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foreach ( $field as $option ) { |
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|
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$type = isset( $option['type'] ) ? $option['type'] : 'text'; |
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|
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$args = array( |
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'id' => $option['name'], |
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'label_for' => $args['label_for'] = "{$section}[{$option['name']}]", |
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'desc' => isset( $option['desc'] ) ? $option['desc'] : '', |
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'name' => $option['label'], |
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'section' => $section, |
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'size' => isset( $option['size'] ) ? $option['size'] : null, |
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'options' => isset( $option['options'] ) ? $option['options'] : '', |
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'std' => isset( $option['default'] ) ? $option['default'] : '', |
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'sanitize_callback' => isset( $option['sanitize_callback'] ) ? $option['sanitize_callback'] : '', |
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'type' => $type, |
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); |
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|
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add_settings_field( $section . '[' . $option['name'] . ']', $option['label'], array( $this, 'callback_' . $type ), $section, $section, $args ); |
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} |
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} |
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|
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// creates our settings in the options table |
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foreach ( $this->settings_sections as $section ) { |
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register_setting( $section['id'], $section['id'], array( $this, 'sanitize_options' ) ); |
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} |
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} |
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|
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/** |
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* Get field description for display |
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* |
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* @param array $args settings field args |
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*/ |
| 152 |
public function get_field_description( $args ) { |
| 153 |
if ( ! empty( $args['desc'] ) ) { |
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$desc = sprintf( '<p class="description">%s</p>', $args['desc'] ); |
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} else { |
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$desc = ''; |
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} |
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|
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return $desc; |
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} |
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|
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/** |
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* Displays a text field for a settings field |
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* |
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* @param array $args settings field args |
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*/ |
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function callback_text( $args ) { |
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|
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$value = esc_attr( $this->get_option( $args['id'], $args['section'], $args['std'] ) ); |
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$size = isset( $args['size'] ) && !is_null( $args['size'] ) ? $args['size'] : 'regular'; |
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$type = isset( $args['type'] ) ? $args['type'] : 'text'; |
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|
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$html = sprintf( '<input type="%1$s" class="%2$s-text" id="%3$s[%4$s]" name="%3$s[%4$s]" value="%5$s"/>', $type, $size, $args['section'], $args['id'], $value ); |
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$html .= $this->get_field_description( $args ); |
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|
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echo $html; |
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} |
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|
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/** |
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* Displays a url field for a settings field |
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* |
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* @param array $args settings field args |
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*/ |
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function callback_url( $args ) { |
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$this->callback_text( $args ); |
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} |
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|
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/** |
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* Displays a number field for a settings field |
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* |
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* @param array $args settings field args |
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*/ |
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function callback_number( $args ) { |
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$this->callback_text( $args ); |
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} |
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|
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/** |
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* Displays a checkbox for a settings field |
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* |
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* @param array $args settings field args |
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*/ |
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function callback_checkbox( $args ) { |
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|
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$value = esc_attr( $this->get_option( $args['id'], $args['section'], $args['std'] ) ); |
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|
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$html = '<fieldset>'; |
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$html .= sprintf( '<label for="wpuf-%1$s[%2$s]">', $args['section'], $args['id'] ); |
| 208 |
$html .= sprintf( '<input type="hidden" name="%1$s[%2$s]" value="off" />', $args['section'], $args['id'] ); |
| 209 |
$html .= sprintf( '<input type="checkbox" class="checkbox" id="wpuf-%1$s[%2$s]" name="%1$s[%2$s]" value="on" %3$s />', $args['section'], $args['id'], checked( $value, 'on', false ) ); |
| 210 |
$html .= sprintf( '%1$s</label>', $args['desc'] ); |
| 211 |
$html .= '</fieldset>'; |
| 212 |
|
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echo $html; |
| 214 |
} |
| 215 |
|
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/** |
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* Displays a multicheckbox a settings field |
| 218 |
* |
| 219 |
* @param array $args settings field args |
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*/ |
| 221 |
function callback_multicheck( $args ) { |
| 222 |
|
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$value = $this->get_option( $args['id'], $args['section'], $args['std'] ); |
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$html = '<fieldset>'; |
| 225 |
|
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foreach ( $args['options'] as $key => $label ) { |
| 227 |
$checked = isset( $value[$key] ) ? $value[$key] : '0'; |
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$html .= sprintf( '<label for="wpuf-%1$s[%2$s][%3$s]">', $args['section'], $args['id'], $key ); |
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$html .= sprintf( '<input type="checkbox" class="checkbox" id="wpuf-%1$s[%2$s][%3$s]" name="%1$s[%2$s][%3$s]" value="%3$s" %4$s />', $args['section'], $args['id'], $key, checked( $checked, $key, false ) ); |
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$html .= sprintf( '%1$s</label><br>', $label ); |
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} |
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|
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$html .= $this->get_field_description( $args ); |
| 234 |
$html .= '</fieldset>'; |
| 235 |
|
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echo $html; |
| 237 |
} |
| 238 |
|
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/** |
| 240 |
* Displays a multicheckbox a settings field |
| 241 |
* |
| 242 |
* @param array $args settings field args |
| 243 |
*/ |
| 244 |
function callback_radio( $args ) { |
| 245 |
|
| 246 |
$value = $this->get_option( $args['id'], $args['section'], $args['std'] ); |
| 247 |
$html = '<fieldset>'; |
| 248 |
|
| 249 |
foreach ( $args['options'] as $key => $label ) { |
| 250 |
$html .= sprintf( '<label for="wpuf-%1$s[%2$s][%3$s]">', $args['section'], $args['id'], $key ); |
| 251 |
$html .= sprintf( '<input type="radio" class="radio" id="wpuf-%1$s[%2$s][%3$s]" name="%1$s[%2$s]" value="%3$s" %4$s />', $args['section'], $args['id'], $key, checked( $value, $key, false ) ); |
| 252 |
$html .= sprintf( '%1$s</label><br>', $label ); |
| 253 |
} |
| 254 |
|
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$html .= $this->get_field_description( $args ); |
| 256 |
$html .= '</fieldset>'; |
| 257 |
|
| 258 |
echo $html; |
| 259 |
} |
| 260 |
|
| 261 |
/** |
| 262 |
* Displays a selectbox for a settings field |
| 263 |
* |
| 264 |
* @param array $args settings field args |
| 265 |
*/ |
| 266 |
function callback_select( $args ) { |
| 267 |
|
| 268 |
$value = esc_attr( $this->get_option( $args['id'], $args['section'], $args['std'] ) ); |
| 269 |
$size = isset( $args['size'] ) && !is_null( $args['size'] ) ? $args['size'] : 'regular'; |
| 270 |
$html = sprintf( '<select class="%1$s" name="%2$s[%3$s]" id="%2$s[%3$s]">', $size, $args['section'], $args['id'] ); |
| 271 |
|
| 272 |
foreach ( $args['options'] as $key => $label ) { |
| 273 |
$html .= sprintf( '<option value="%s"%s>%s</option>', $key, selected( $value, $key, false ), $label ); |
| 274 |
} |
| 275 |
|
| 276 |
$html .= sprintf( '</select>' ); |
| 277 |
$html .= $this->get_field_description( $args ); |
| 278 |
|
| 279 |
echo $html; |
| 280 |
} |
| 281 |
|
| 282 |
/** |
| 283 |
* Displays a textarea for a settings field |
| 284 |
* |
| 285 |
* @param array $args settings field args |
| 286 |
*/ |
| 287 |
function callback_textarea( $args ) { |
| 288 |
|
| 289 |
$value = esc_textarea( $this->get_option( $args['id'], $args['section'], $args['std'] ) ); |
| 290 |
$size = isset( $args['size'] ) && !is_null( $args['size'] ) ? $args['size'] : 'regular'; |
| 291 |
|
| 292 |
$html = sprintf( '<textarea rows="5" cols="55" class="%1$s-text" id="%2$s[%3$s]" name="%2$s[%3$s]">%4$s</textarea>', $size, $args['section'], $args['id'], $value ); |
| 293 |
$html .= $this->get_field_description( $args ); |
| 294 |
|
| 295 |
echo $html; |
| 296 |
} |
| 297 |
|
| 298 |
/** |
| 299 |
* Displays a textarea for a settings field |
| 300 |
* |
| 301 |
* @param array $args settings field args |
| 302 |
* @return string |
| 303 |
*/ |
| 304 |
function callback_html( $args ) { |
| 305 |
echo $this->get_field_description( $args ); |
| 306 |
} |
| 307 |
|
| 308 |
/** |
| 309 |
* Displays a rich text textarea for a settings field |
| 310 |
* |
| 311 |
* @param array $args settings field args |
| 312 |
*/ |
| 313 |
function callback_wysiwyg( $args ) { |
| 314 |
|
| 315 |
$value = $this->get_option( $args['id'], $args['section'], $args['std'] ); |
| 316 |
$size = isset( $args['size'] ) && !is_null( $args['size'] ) ? $args['size'] : '500px'; |
| 317 |
|
| 318 |
echo '<div style="max-width: ' . $size . ';">'; |
| 319 |
|
| 320 |
$editor_settings = array( |
| 321 |
'teeny' => true, |
| 322 |
'textarea_name' => $args['section'] . '[' . $args['id'] . ']', |
| 323 |
'textarea_rows' => 10 |
| 324 |
); |
| 325 |
|
| 326 |
if ( isset( $args['options'] ) && is_array( $args['options'] ) ) { |
| 327 |
$editor_settings = array_merge( $editor_settings, $args['options'] ); |
| 328 |
} |
| 329 |
|
| 330 |
wp_editor( $value, $args['section'] . '-' . $args['id'], $editor_settings ); |
| 331 |
|
| 332 |
echo '</div>'; |
| 333 |
|
| 334 |
echo $this->get_field_description( $args ); |
| 335 |
} |
| 336 |
|
| 337 |
/** |
| 338 |
* Displays a file upload field for a settings field |
| 339 |
* |
| 340 |
* @param array $args settings field args |
| 341 |
*/ |
| 342 |
function callback_file( $args ) { |
| 343 |
|
| 344 |
$value = esc_attr( $this->get_option( $args['id'], $args['section'], $args['std'] ) ); |
| 345 |
$size = isset( $args['size'] ) && !is_null( $args['size'] ) ? $args['size'] : 'regular'; |
| 346 |
$id = $args['section'] . '[' . $args['id'] . ']'; |
| 347 |
$label = isset( $args['options']['button_label'] ) ? $args['options']['button_label'] : __( 'Choose File' ); |
| 348 |
|
| 349 |
$html = sprintf( '<input type="text" class="%1$s-text wpsa-url" id="%2$s[%3$s]" name="%2$s[%3$s]" value="%4$s"/>', $size, $args['section'], $args['id'], $value ); |
| 350 |
$html .= '<input type="button" class="button wpsa-browse" value="' . $label . '" />'; |
| 351 |
$html .= $this->get_field_description( $args ); |
| 352 |
|
| 353 |
echo $html; |
| 354 |
} |
| 355 |
|
| 356 |
/** |
| 357 |
* Displays a password field for a settings field |
| 358 |
* |
| 359 |
* @param array $args settings field args |
| 360 |
*/ |
| 361 |
function callback_password( $args ) { |
| 362 |
|
| 363 |
$value = esc_attr( $this->get_option( $args['id'], $args['section'], $args['std'] ) ); |
| 364 |
$size = isset( $args['size'] ) && !is_null( $args['size'] ) ? $args['size'] : 'regular'; |
| 365 |
|
| 366 |
$html = sprintf( '<input type="password" class="%1$s-text" id="%2$s[%3$s]" name="%2$s[%3$s]" value="%4$s"/>', $size, $args['section'], $args['id'], $value ); |
| 367 |
$html .= $this->get_field_description( $args ); |
| 368 |
|
| 369 |
echo $html; |
| 370 |
} |
| 371 |
|
| 372 |
/** |
| 373 |
* Displays a color picker field for a settings field |
| 374 |
* |
| 375 |
* @param array $args settings field args |
| 376 |
*/ |
| 377 |
function callback_color( $args ) { |
| 378 |
|
| 379 |
$value = esc_attr( $this->get_option( $args['id'], $args['section'], $args['std'] ) ); |
| 380 |
$size = isset( $args['size'] ) && !is_null( $args['size'] ) ? $args['size'] : 'regular'; |
| 381 |
|
| 382 |
$html = sprintf( '<input type="text" class="%1$s-text wp-color-picker-field" id="%2$s[%3$s]" name="%2$s[%3$s]" value="%4$s" data-default-color="%5$s" />', $size, $args['section'], $args['id'], $value, $args['std'] ); |
| 383 |
$html .= $this->get_field_description( $args ); |
| 384 |
|
| 385 |
echo $html; |
| 386 |
} |
| 387 |
|
| 388 |
/** |
| 389 |
* Sanitize callback for Settings API |
| 390 |
*/ |
| 391 |
function sanitize_options( $options ) { |
| 392 |
foreach( $options as $option_slug => $option_value ) { |
| 393 |
$sanitize_callback = $this->get_sanitize_callback( $option_slug ); |
| 394 |
|
| 395 |
// If callback is set, call it |
| 396 |
if ( $sanitize_callback ) { |
| 397 |
$options[ $option_slug ] = call_user_func( $sanitize_callback, $option_value ); |
| 398 |
continue; |
| 399 |
} |
| 400 |
} |
| 401 |
|
| 402 |
return $options; |
| 403 |
} |
| 404 |
|
| 405 |
/** |
| 406 |
* Get sanitization callback for given option slug |
| 407 |
* |
| 408 |
* @param string $slug option slug |
| 409 |
* |
| 410 |
* @return mixed string or bool false |
| 411 |
*/ |
| 412 |
function get_sanitize_callback( $slug = '' ) { |
| 413 |
if ( empty( $slug ) ) { |
| 414 |
return false; |
| 415 |
} |
| 416 |
|
| 417 |
// Iterate over registered fields and see if we can find proper callback |
| 418 |
foreach( $this->settings_fields as $section => $options ) { |
| 419 |
foreach ( $options as $option ) { |
| 420 |
if ( $option['name'] != $slug ) { |
| 421 |
continue; |
| 422 |
} |
| 423 |
|
| 424 |
// Return the callback name |
| 425 |
return isset( $option['sanitize_callback'] ) && is_callable( $option['sanitize_callback'] ) ? $option['sanitize_callback'] : false; |
| 426 |
} |
| 427 |
} |
| 428 |
|
| 429 |
return false; |
| 430 |
} |
| 431 |
|
| 432 |
/** |
| 433 |
* Get the value of a settings field |
| 434 |
* |
| 435 |
* @param string $option settings field name |
| 436 |
* @param string $section the section name this field belongs to |
| 437 |
* @param string $default default text if it's not found |
| 438 |
* @return string |
| 439 |
*/ |
| 440 |
function get_option( $option, $section, $default = '' ) { |
| 441 |
|
| 442 |
$options = get_option( $section ); |
| 443 |
|
| 444 |
if ( isset( $options[$option] ) ) { |
| 445 |
return $options[$option]; |
| 446 |
} |
| 447 |
|
| 448 |
return $default; |
| 449 |
} |
| 450 |
|
| 451 |
/** |
| 452 |
* Show navigations as tab |
| 453 |
* |
| 454 |
* Shows all the settings section labels as tab |
| 455 |
*/ |
| 456 |
function show_navigation() { |
| 457 |
$html = '<h2 class="nav-tab-wrapper">'; |
| 458 |
|
| 459 |
foreach ( $this->settings_sections as $tab ) { |
| 460 |
$html .= sprintf( '<a href="#%1$s" class="nav-tab" id="%1$s-tab">%2$s</a>', $tab['id'], $tab['title'] ); |
| 461 |
} |
| 462 |
|
| 463 |
$html .= '</h2>'; |
| 464 |
|
| 465 |
echo $html; |
| 466 |
} |
| 467 |
|
| 468 |
/** |
| 469 |
* Show the section settings forms |
| 470 |
* |
| 471 |
* This function displays every sections in a different form |
| 472 |
*/ |
| 473 |
function show_forms() { |
| 474 |
?> |
| 475 |
<div class="metabox-holder"> |
| 476 |
<?php foreach ( $this->settings_sections as $form ) { ?> |
| 477 |
<div id="<?php echo $form['id']; ?>" class="group" style="display: none;"> |
| 478 |
<form method="post" action="options.php"> |
| 479 |
<?php |
| 480 |
do_action( 'wsa_form_top_' . $form['id'], $form ); |
| 481 |
settings_fields( $form['id'] ); |
| 482 |
do_settings_sections( $form['id'] ); |
| 483 |
do_action( 'wsa_form_bottom_' . $form['id'], $form ); |
| 484 |
?> |
| 485 |
<div style="padding-left: 10px"> |
| 486 |
<?php submit_button(); ?> |
| 487 |
</div> |
| 488 |
</form> |
| 489 |
</div> |
| 490 |
<?php } ?> |
| 491 |
</div> |
| 492 |
<?php |
| 493 |
$this->script(); |
| 494 |
} |
| 495 |
|
| 496 |
/** |
| 497 |
* Tabbable JavaScript codes & Initiate Color Picker |
| 498 |
* |
| 499 |
* This code uses localstorage for displaying active tabs |
| 500 |
*/ |
| 501 |
function script() { |
| 502 |
?> |
| 503 |
<script> |
| 504 |
jQuery(document).ready(function($) { |
| 505 |
//Initiate Color Picker |
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$('.wp-color-picker-field').wpColorPicker(); |
| 507 |
|
| 508 |
// Switches option sections |
| 509 |
$('.group').hide(); |
| 510 |
var activetab = ''; |
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if (typeof(localStorage) != 'undefined' ) { |
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activetab = localStorage.getItem("activetab"); |
| 513 |
} |
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if (activetab != '' && $(activetab).length ) { |
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$(activetab).fadeIn(); |
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} else { |
| 517 |
$('.group:first').fadeIn(); |
| 518 |
} |
| 519 |
$('.group .collapsed').each(function(){ |
| 520 |
$(this).find('input:checked').parent().parent().parent().nextAll().each( |
| 521 |
function(){ |
| 522 |
if ($(this).hasClass('last')) { |
| 523 |
$(this).removeClass('hidden'); |
| 524 |
return false; |
| 525 |
} |
| 526 |
$(this).filter('.hidden').removeClass('hidden'); |
| 527 |
}); |
| 528 |
}); |
| 529 |
|
| 530 |
if (activetab != '' && $(activetab + '-tab').length ) { |
| 531 |
$(activetab + '-tab').addClass('nav-tab-active'); |
| 532 |
} |
| 533 |
else { |
| 534 |
$('.nav-tab-wrapper a:first').addClass('nav-tab-active'); |
| 535 |
} |
| 536 |
$('.nav-tab-wrapper a').click(function(evt) { |
| 537 |
$('.nav-tab-wrapper a').removeClass('nav-tab-active'); |
| 538 |
$(this).addClass('nav-tab-active').blur(); |
| 539 |
var clicked_group = $(this).attr('href'); |
| 540 |
if (typeof(localStorage) != 'undefined' ) { |
| 541 |
localStorage.setItem("activetab", $(this).attr('href')); |
| 542 |
} |
| 543 |
$('.group').hide(); |
| 544 |
$(clicked_group).fadeIn(); |
| 545 |
evt.preventDefault(); |
| 546 |
}); |
| 547 |
|
| 548 |
$('.wpsa-browse').on('click', function (event) { |
| 549 |
event.preventDefault(); |
| 550 |
|
| 551 |
var self = $(this); |
| 552 |
|
| 553 |
// Create the media frame. |
| 554 |
var file_frame = wp.media.frames.file_frame = wp.media({ |
| 555 |
title: self.data('uploader_title'), |
| 556 |
button: { |
| 557 |
text: self.data('uploader_button_text'), |
| 558 |
}, |
| 559 |
multiple: false |
| 560 |
}); |
| 561 |
|
| 562 |
file_frame.on('select', function () { |
| 563 |
attachment = file_frame.state().get('selection').first().toJSON(); |
| 564 |
|
| 565 |
self.prev('.wpsa-url').val(attachment.url); |
| 566 |
}); |
| 567 |
|
| 568 |
// Finally, open the modal |
| 569 |
file_frame.open(); |
| 570 |
}); |
| 571 |
}); |
| 572 |
</script> |
| 573 |
|
| 574 |
<style type="text/css"> |
| 575 |
/** WordPress 3.8 Fix **/ |
| 576 |
.form-table th { padding: 20px 10px; } |
| 577 |
#wpbody-content .metabox-holder { padding-top: 5px; } |
| 578 |
</style> |
| 579 |
<?php |
| 580 |
} |
| 581 |
|
| 582 |
} |
| 583 |
endif; |
| 584 |
|
