is_entry_detail();
$is_form_editor = $this->is_form_editor();
$id = (int) $this->id;
$field_id = $is_entry_detail || $is_form_editor || $form_id == 0 ? "input_$id" : 'input_' . $form_id . "_$id";
$value = esc_textarea( $value );
$size = $this->size;
$class_suffix = $is_entry_detail ? '_admin' : '';
$class = $size . $class_suffix;
$class = esc_attr( $class );
$disabled_text = $is_form_editor ? 'disabled="disabled"' : '';
$tabindex = $this->get_tabindex();
$placeholder_attribute = $this->get_field_placeholder_attribute();
$required_attribute = $this->isRequired ? 'aria-required="true"' : '';
$invalid_attribute = $this->failed_validation ? 'aria-invalid="true"' : 'aria-invalid="false"';
$aria_describedby = $this->get_aria_describedby();
return "
";
}
public function allow_html() {
return true;
}
/**
* Format the entry value for when the field/input merge tag is processed. Not called for the {all_fields} merge tag.
*
* Return a value that is safe for the context specified by $format.
*
* @since Unknown
* @access public
*
* @uses GF_Field::get_allowable_tags()
*
* @param string|array $value The field value. Depending on the location the merge tag is being used the following functions may have already been applied to the value: esc_html, nl2br, and urlencode.
* @param string $input_id The field or input ID from the merge tag currently being processed.
* @param array $entry The Entry Object currently being processed.
* @param array $form The Form Object currently being processed.
* @param string $modifier The merge tag modifier. e.g. value
* @param string|array $raw_value The raw field value from before any formatting was applied to $value.
* @param bool $url_encode Indicates if the urlencode function may have been applied to the $value.
* @param bool $esc_html Indicates if the esc_html function may have been applied to the $value.
* @param string $format The format requested for the location the merge is being used. Possible values: html, text or url.
* @param bool $nl2br Indicates if the nl2br function may have been applied to the $value.
*
* @return string
*/
public function get_value_merge_tag( $value, $input_id, $entry, $form, $modifier, $raw_value, $url_encode, $esc_html, $format, $nl2br ) {
if ( $format === 'html' ) {
$form_id = absint( $form['id'] );
$allowable_tags = $this->get_allowable_tags( $form_id );
if ( $allowable_tags === false ) {
// The value is unsafe so encode the value.
$return = esc_html( $value );
} else {
// The value contains HTML but the value was sanitized before saving.
$return = $value;
}
// If $nl2br is true nl2br() may have already been run in GFCommon::format_variable_value().
if ( ! $nl2br ) {
// Run nl2br() to preserve line breaks when auto-formatting is disabled on notifications/confirmations.
$return = nl2br( $return );
}
} else {
$return = $value;
}
return $return;
}
// # FIELD FILTER UI HELPERS ---------------------------------------------------------------------------------------
/**
* Returns the filter operators for the current field.
*
* @since 2.4
*
* @return array
*/
public function get_filter_operators() {
$operators = parent::get_filter_operators();
$operators[] = 'contains';
return $operators;
}
}
GF_Fields::register( new GF_Field_Post_Excerpt() );