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 { $callback = '__return_false'; } 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'], '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'] : '', ); 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' ) ); } } /** * 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'; $html = sprintf( '', $size, $args['section'], $args['id'], $value ); $html .= sprintf( ' %s', $args['desc'] ); echo $html; } /** * 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 = sprintf( '', $args['section'], $args['id'] ); $html .= sprintf( '', $args['section'], $args['id'], $value, checked( $value, 'on', false ) ); $html .= sprintf( ' %3$s', $args['section'], $args['id'], $args['desc'] ); 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 = ''; foreach ( $args['options'] as $key => $label ) { $checked = isset( $value[$key] ) ? $value[$key] : '0'; $html .= sprintf( '', $args['section'], $args['id'], $key, checked( $checked, $key, false ) ); $html .= sprintf( ' %3$s
', $args['section'], $args['id'], $label, $key ); } $html .= sprintf( ' %s', $args['desc'] ); 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 = ''; foreach ( $args['options'] as $key => $label ) { $html .= sprintf( '', $args['section'], $args['id'], $key, checked( $value, $key, false ) ); $html .= sprintf( ' %3$s
', $args['section'], $args['id'], $label, $key ); } $html .= sprintf( ' %s', $args['desc'] ); 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 .= sprintf( ' %s', $args['desc'] ); 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 .= sprintf( '
%s', $args['desc'] ); echo $html; } /** * Displays a textarea for a settings field * * @param array $args settings field args */ function callback_html( $args ) { echo $args['desc']; } /** * 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'] : '500px'; echo '

'; wp_editor( $value, $args['section'] . '-' . $args['id'] . '', array( 'teeny' => true, 'textarea_name' => $args['section'] . '[' . $args['id'] . ']', 'textarea_rows' => 10 ) ); echo '

'; echo sprintf( '
%s', $args['desc'] ); } /** * 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'] . ']'; $js_id = $args['section'] . '\\\\[' . $args['id'] . '\\\\]'; $html = sprintf( '', $size, $args['section'], $args['id'], $value ); $html .= ' '; $html .= sprintf( ' %s', $args['desc'] ); 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 .= sprintf( ' %s', $args['desc'] ); 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 .= sprintf( ' %s', $args['desc'] ); 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() { ?>

settings_sections as $form ) { ?>

script(); } /** * Tabbable JavaScript codes & Initiate Color Picker * * This code uses localstorage for displaying active tabs */ function script() { ?>