<?php class acf_field_radio extends acf_field { /* * __construct * * Set name / label needed for actions / filters * * @since 3.6 * @date 23/01/13 */ function __construct() { // vars $this->name = 'radio'; $this->label = __("Radio Button",'acf'); $this->category = __("Choice",'acf'); $this->defaults = array( 'layout' => 'vertical', 'choices' => array(), 'default_value' => '', 'other_choice' => 0, 'save_other_choice' => 0, ); // do not delete! parent::__construct(); } /* * create_field() * * Create the HTML interface for your field * * @param $field - an array holding all the field's data * * @type action * @since 3.6 * @date 23/01/13 */ function create_field( $field ) { // vars $i = 0; $e = '<ul class="acf-radio-list ' . esc_attr($field['class']) . ' ' . esc_attr($field['layout']) . '">'; // add choices if( is_array($field['choices']) ) { foreach( $field['choices'] as $key => $value ) { // vars $i++; $atts = ''; // if there is no value and this is the first of the choices, select this on by default if( $field['value'] === false ) { if( $i === 1 ) { $atts = 'checked="checked" data-checked="checked"'; } } else { if( strval($key) === strval($field['value']) ) { $atts = 'checked="checked" data-checked="checked"'; } } // HTML $e .= '<li><label><input id="' . esc_attr($field['id']) . '-' . esc_attr($key) . '" type="radio" name="' . esc_attr($field['name']) . '" value="' . esc_attr($key) . '" ' . esc_attr( $atts ) . ' />' . $value . '</label></li>'; } } // other choice if( $field['other_choice'] ) { // vars $atts = ''; $atts2 = 'name="" value="" style="display:none"'; if( $field['value'] !== false ) { if( !isset($field['choices'][ $field['value'] ]) ) { $atts = 'checked="checked" data-checked="checked"'; $atts2 = 'name="' . esc_attr($field['name']) . '" value="' . esc_attr($field['value']) . '"' ; } } $e .= '<li><label><input id="' . esc_attr($field['id']) . '-other" type="radio" name="' . esc_attr($field['name']) . '" value="other" ' . $atts . ' />' . __("Other", 'acf') . '</label> <input type="text" ' . $atts2 . ' /></li>'; } $e .= '</ul>'; echo $e; } /* * create_options() * * Create extra options for your field. This is rendered when editing a field. * The value of $field['name'] can be used (like bellow) to save extra data to the $field * * @type action * @since 3.6 * @date 23/01/13 * * @param $field - an array holding all the field's data */ function create_options( $field ) { // vars $key = $field['name']; // implode checkboxes so they work in a textarea if( is_array($field['choices']) ) { foreach( $field['choices'] as $k => $v ) { $field['choices'][ $k ] = $k . ' : ' . $v; } $field['choices'] = implode("\n", $field['choices']); } ?> <tr class="field_option field_option_<?php echo $this->name; ?>"> <td class="label"> <label for=""><?php _e("Choices",'acf'); ?></label> <p class="description"><?php _e("Enter your choices one per line",'acf'); ?><br /> <br /> <?php _e("Red",'acf'); ?><br /> <?php _e("Blue",'acf'); ?><br /> <br /> <?php _e("red : Red",'acf'); ?><br /> <?php _e("blue : Blue",'acf'); ?><br /> </p> </td> <td> <?php do_action('acf/create_field', array( 'type' => 'textarea', 'class' => 'textarea field_option-choices', 'name' => 'fields['.$key.'][choices]', 'value' => $field['choices'], )); ?> <div class="radio-option-other_choice"> <?php do_action('acf/create_field', array( 'type' => 'true_false', 'name' => 'fields['.$key.'][other_choice]', 'value' => $field['other_choice'], 'message' => __("Add 'other' choice to allow for custom values", 'acf') )); ?> </div> <div class="radio-option-save_other_choice" <?php if( !$field['other_choice'] ): ?>style="display:none"<?php endif; ?>> <?php do_action('acf/create_field', array( 'type' => 'true_false', 'name' => 'fields['.$key.'][save_other_choice]', 'value' => $field['save_other_choice'], 'message' => __("Save 'other' values to the field's choices", 'acf') )); ?> </div> </td> </tr> <tr class="field_option field_option_<?php echo $this->name; ?>"> <td class="label"> <label><?php _e("Default Value",'acf'); ?></label> </td> <td> <?php do_action('acf/create_field', array( 'type' => 'text', 'name' => 'fields['.$key.'][default_value]', 'value' => $field['default_value'], )); ?> </td> </tr> <tr class="field_option field_option_<?php echo $this->name; ?>"> <td class="label"> <label for=""><?php _e("Layout",'acf'); ?></label> </td> <td> <?php do_action('acf/create_field', array( 'type' => 'radio', 'name' => 'fields['.$key.'][layout]', 'value' => $field['layout'], 'layout' => 'horizontal', 'choices' => array( 'vertical' => __("Vertical",'acf'), 'horizontal' => __("Horizontal",'acf') ) )); ?> </td> </tr> <?php } /* * update_value() * * This filter is appied to the $value before it is updated in the db * * @type filter * @since 3.6 * @date 23/01/13 * * @param $value - the value which will be saved in the database * @param $post_id - the $post_id of which the value will be saved * @param $field - the field array holding all the field options * * @return $value - the modified value */ function update_value( $value, $post_id, $field ) { // validate if( $field['save_other_choice'] ) { // value isn't in choices yet if( !isset($field['choices'][ $value ]) ) { // update $field $field['choices'][ $value ] = $value; // can save if( isset($field['field_group']) ) { do_action('acf/update_field', $field, $field['field_group']); } } } return $value; } } new acf_field_radio(); ?>