settings_sections = $sections;
return $this;
}
/**
* Add a single section
*
* @param array $section
*/
function add_section( $section ) {
$this->settings_sections[] = $section;
return $this;
}
/**
* Set settings fields
*
* @param array $fields settings fields array
*/
function set_fields( $fields ) {
$this->settings_fields = $fields;
return $this;
}
function add_field( $section, $field ) {
$defaults = array(
'name' => '',
'label' => '',
'desc' => '',
'type' => 'text'
);
$arg = wp_parse_args( $field, $defaults );
$this->settings_fields[$section][] = $arg;
return $this;
}
/**
* Initialize and registers the settings sections and fileds to WordPress
*
* Usually this should be called at `admin_init` hook.
*
* This function gets the initiated settings sections and fields. Then
* registers them to WordPress and ready for use.
*/
function admin_init() {
//register settings sections
foreach ( $this->settings_sections as $section ) {
if ( false == get_option( $section['id'] ) ) {
add_option( $section['id'] );
}
if ( isset($section['desc']) && !empty($section['desc']) ) {
$section['desc'] = ''.$section['desc'].'
';
$callback = create_function('', 'echo "'.str_replace('"', '\"', $section['desc']).'";');
} else if ( isset( $section['callback'] ) ) {
$callback = $section['callback'];
} else {
$callback = null;
}
add_settings_section( $section['id'], $section['title'], $callback, $section['id'] );
}
//register settings fields
foreach ( $this->settings_fields as $section => $field ) {
foreach ( $field as $option ) {
$type = isset( $option['type'] ) ? $option['type'] : 'text';
$args = array(
'id' => $option['name'],
'label_for' => $args['label_for'] = "{$section}[{$option['name']}]",
'desc' => isset( $option['desc'] ) ? $option['desc'] : '',
'name' => $option['label'],
'section' => $section,
'size' => isset( $option['size'] ) ? $option['size'] : null,
'options' => isset( $option['options'] ) ? $option['options'] : '',
'std' => isset( $option['default'] ) ? $option['default'] : '',
'sanitize_callback' => isset( $option['sanitize_callback'] ) ? $option['sanitize_callback'] : '',
'type' => $type,
);
add_settings_field( $section . '[' . $option['name'] . ']', $option['label'], array( $this, 'callback_' . $type ), $section, $section, $args );
}
}
// creates our settings in the options table
foreach ( $this->settings_sections as $section ) {
register_setting( $section['id'], $section['id'], array( $this, 'sanitize_options' ) );
}
}
/**
* Get field description for display
*
* @param array $args settings field args
*/
public function get_field_description( $args ) {
if ( ! empty( $args['desc'] ) ) {
$desc = sprintf( '%s
', $args['desc'] );
} else {
$desc = '';
}
return $desc;
}
/**
* Displays a text field for a settings field
*
* @param array $args settings field args
*/
function callback_text( $args ) {
$value = esc_attr( $this->get_option( $args['id'], $args['section'], $args['std'] ) );
$size = isset( $args['size'] ) && !is_null( $args['size'] ) ? $args['size'] : 'regular';
$type = isset( $args['type'] ) ? $args['type'] : 'text';
$html = sprintf( '', $type, $size, $args['section'], $args['id'], $value );
$html .= $this->get_field_description( $args );
echo $html;
}
/**
* Displays a url field for a settings field
*
* @param array $args settings field args
*/
function callback_url( $args ) {
$this->callback_text( $args );
}
/**
* Displays a number field for a settings field
*
* @param array $args settings field args
*/
function callback_number( $args ) {
$this->callback_text( $args );
}
/**
* Displays a checkbox for a settings field
*
* @param array $args settings field args
*/
function callback_checkbox( $args ) {
$value = esc_attr( $this->get_option( $args['id'], $args['section'], $args['std'] ) );
$html = '';
echo $html;
}
/**
* Displays a multicheckbox a settings field
*
* @param array $args settings field args
*/
function callback_multicheck( $args ) {
$value = $this->get_option( $args['id'], $args['section'], $args['std'] );
$html = '';
echo $html;
}
/**
* Displays a multicheckbox a settings field
*
* @param array $args settings field args
*/
function callback_radio( $args ) {
$value = $this->get_option( $args['id'], $args['section'], $args['std'] );
$html = '';
echo $html;
}
/**
* Displays a selectbox for a settings field
*
* @param array $args settings field args
*/
function callback_select( $args ) {
$value = esc_attr( $this->get_option( $args['id'], $args['section'], $args['std'] ) );
$size = isset( $args['size'] ) && !is_null( $args['size'] ) ? $args['size'] : 'regular';
$html = sprintf( '' );
$html .= $this->get_field_description( $args );
echo $html;
}
/**
* Displays a textarea for a settings field
*
* @param array $args settings field args
*/
function callback_textarea( $args ) {
$value = esc_textarea( $this->get_option( $args['id'], $args['section'], $args['std'] ) );
$size = isset( $args['size'] ) && !is_null( $args['size'] ) ? $args['size'] : 'regular';
$html = sprintf( '', $size, $args['section'], $args['id'], $value );
$html .= $this->get_field_description( $args );
echo $html;
}
/**
* Displays a textarea for a settings field
*
* @param array $args settings field args
* @return string
*/
function callback_html( $args ) {
echo $this->get_field_description( $args );
}
/**
* Displays a rich text textarea for a settings field
*
* @param array $args settings field args
*/
function callback_wysiwyg( $args ) {
$value = $this->get_option( $args['id'], $args['section'], $args['std'] );
$size = isset( $args['size'] ) && !is_null( $args['size'] ) ? $args['size'] : '600px';
echo '';
$editor_settings = array(
'teeny' => true,
'textarea_name' => $args['section'] . '[' . $args['id'] . ']',
'textarea_rows' => 8
);
if ( isset( $args['options'] ) && is_array( $args['options'] ) ) {
$editor_settings = array_merge( $editor_settings, $args['options'] );
}
wp_editor( $value, $args['section'] . '-' . $args['id'], $editor_settings );
echo '
';
echo $this->get_field_description( $args );
}
/**
* Displays a file upload field for a settings field
*
* @param array $args settings field args
*/
function callback_file( $args ) {
$value = esc_attr( $this->get_option( $args['id'], $args['section'], $args['std'] ) );
$size = isset( $args['size'] ) && !is_null( $args['size'] ) ? $args['size'] : 'regular';
$id = $args['section'] . '[' . $args['id'] . ']';
$label = isset( $args['options']['button_label'] ) ?
$args['options']['button_label'] :
__( 'Choose File' );
$html = sprintf( '', $size, $args['section'], $args['id'], $value );
$html .= '';
$html .= $this->get_field_description( $args );
echo $html;
}
/**
* Displays a password field for a settings field
*
* @param array $args settings field args
*/
function callback_password( $args ) {
$value = esc_attr( $this->get_option( $args['id'], $args['section'], $args['std'] ) );
$size = isset( $args['size'] ) && !is_null( $args['size'] ) ? $args['size'] : 'regular';
$html = sprintf( '', $size, $args['section'], $args['id'], $value );
$html .= $this->get_field_description( $args );
echo $html;
}
/**
* Displays a date picker field for a settings field
*
* @param array $args settings field args
*/
function callback_date( $args ) {
$value = esc_attr( $this->get_option( $args['id'], $args['section'], $args['std'] ) );
$size = isset( $args['size'] ) && !is_null( $args['size'] ) ? $args['size'] : 'regular';
$html = sprintf( '', $size, $args['section'], $args['id'], $value, $args['std'] );
$html .= $this->get_field_description( $args );
echo $html;
}
/**
* Displays a color picker field for a settings field
*
* @param array $args settings field args
*/
function callback_color( $args ) {
$value = esc_attr( $this->get_option( $args['id'], $args['section'], $args['std'] ) );
$size = isset( $args['size'] ) && !is_null( $args['size'] ) ? $args['size'] : 'regular';
$html = sprintf( '', $size, $args['section'], $args['id'], $value, $args['std'] );
$html .= $this->get_field_description( $args );
echo $html;
}
/**
* Displays a RGBA color picker field for a settings field
*
* @param array $args settings field args
*/
function callback_rgbacolor( $args ) {
$value = esc_attr( $this->get_option( $args['id'], $args['section'], $args['std'] ) );
$size = isset( $args['size'] ) && !is_null( $args['size'] ) ? $args['size'] : 'regular';
$html = sprintf( '', $size, $args['section'], $args['id'], $value, $args['std'] );
$html .= $this->get_field_description( $args );
echo $html;
}
/**
* Sanitize callback for Settings API
*/
function sanitize_options( $options ) {
foreach( $options as $option_slug => $option_value ) {
$sanitize_callback = $this->get_sanitize_callback( $option_slug );
// If callback is set, call it
if ( $sanitize_callback ) {
$options[ $option_slug ] = call_user_func( $sanitize_callback, $option_value );
continue;
}
}
return $options;
}
/**
* Get sanitization callback for given option slug
*
* @param string $slug option slug
*
* @return mixed string or bool false
*/
function get_sanitize_callback( $slug = '' ) {
if ( empty( $slug ) ) {
return false;
}
// Iterate over registered fields and see if we can find proper callback
foreach( $this->settings_fields as $section => $options ) {
foreach ( $options as $option ) {
if ( $option['name'] != $slug ) {
continue;
}
// Return the callback name
return isset( $option['sanitize_callback'] ) && is_callable( $option['sanitize_callback'] ) ? $option['sanitize_callback'] : false;
}
}
return false;
}
/**
* Get the value of a settings field
*
* @param string $option settings field name
* @param string $section the section name this field belongs to
* @param string $default default text if it's not found
* @return string
*/
function get_option( $option, $section, $default = '' ) {
$options = get_option( $section );
if ( isset( $options[$option] ) ) {
return $options[$option];
}
return $default;
}
/**
* Show navigations as tab
*
* Shows all the settings section labels as tab
*/
function show_navigation() {
$html = '
';
foreach ( $this->settings_sections as $tab ) {
$html .= sprintf( '%2$s', $tab['id'], $tab['title'] );
}
$html .= '
';
echo $html;
}
/**
* Show the section settings forms
*
* This function displays every sections in a different form
*/
function show_forms() {
?>
script();
}
/**
* Tabbable JavaScript codes & Initiate Color Picker
*
* This code uses localstorage for displaying active tabs
*/
function script() {
?>