name = 'text';
$this->label = __( 'Text', 'acf' );
$this->defaults = array(
'default_value' => '',
'maxlength' => '',
'placeholder' => '',
'prepend' => '',
'append' => '',
);
}
/*
* render_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 render_field( $field ) {
$html = '';
// Prepend text.
if ( $field['prepend'] !== '' ) {
$field['class'] .= ' acf-is-prepended';
$html .= '' . acf_esc_html( $field['prepend'] ) . '
';
}
// Append text.
if ( $field['append'] !== '' ) {
$field['class'] .= ' acf-is-appended';
$html .= '' . acf_esc_html( $field['append'] ) . '
';
}
// Input.
$input_attrs = array();
foreach ( array( 'type', 'id', 'class', 'name', 'value', 'placeholder', 'maxlength', 'pattern', 'readonly', 'disabled', 'required' ) as $k ) {
if ( isset( $field[ $k ] ) ) {
$input_attrs[ $k ] = $field[ $k ];
}
}
$html .= '' . acf_get_text_input( acf_filter_attrs( $input_attrs ) ) . '
';
// Display.
echo $html;
}
/*
* render_field_settings()
*
* 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
*
* @param $field - an array holding all the field's data
*
* @type action
* @since 3.6
* @date 23/01/13
*/
function render_field_settings( $field ) {
// default_value
acf_render_field_setting(
$field,
array(
'label' => __( 'Default Value', 'acf' ),
'instructions' => __( 'Appears when creating a new post', 'acf' ),
'type' => 'text',
'name' => 'default_value',
)
);
// placeholder
acf_render_field_setting(
$field,
array(
'label' => __( 'Placeholder Text', 'acf' ),
'instructions' => __( 'Appears within the input', 'acf' ),
'type' => 'text',
'name' => 'placeholder',
)
);
// prepend
acf_render_field_setting(
$field,
array(
'label' => __( 'Prepend', 'acf' ),
'instructions' => __( 'Appears before the input', 'acf' ),
'type' => 'text',
'name' => 'prepend',
)
);
// append
acf_render_field_setting(
$field,
array(
'label' => __( 'Append', 'acf' ),
'instructions' => __( 'Appears after the input', 'acf' ),
'type' => 'text',
'name' => 'append',
)
);
// maxlength
acf_render_field_setting(
$field,
array(
'label' => __( 'Character Limit', 'acf' ),
'instructions' => __( 'Leave blank for no limit', 'acf' ),
'type' => 'number',
'name' => 'maxlength',
)
);
}
/**
* validate_value
*
* Validates a field's value.
*
* @date 29/1/19
* @since 5.7.11
*
* @param (bool|string) Whether the value is vaid or not.
* @param mixed $value The field value.
* @param array $field The field array.
* @param string $input The HTML input name.
* @return (bool|string)
*/
function validate_value( $valid, $value, $field, $input ) {
// Check maxlength
if ( $field['maxlength'] && ( acf_strlen( $value ) > $field['maxlength'] ) ) {
return sprintf( __( 'Value must not exceed %d characters', 'acf' ), $field['maxlength'] );
}
// Return.
return $valid;
}
}
// initialize
acf_register_field_type( 'acf_field_text' );
endif; // class_exists check