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Edit File: class-gf-field-select.php

<?php

if ( ! class_exists( 'GFForms' ) ) {
	die();
}

class GF_Field_Select extends GF_Field {

public $type = 'select';

/**
	 * Indicates if this field supports state validation.
	 *
	 * @since 2.5.11
	 *
	 * @var bool
	 */
	protected $_supports_state_validation = true;

public function get_form_editor_field_title() {
		return esc_attr__( 'Drop Down', 'gravityforms' );
	}

/**
	 * Returns the field's form editor description.
	 *
	 * @since 2.5
	 *
	 * @return string
	 */
	public function get_form_editor_field_description() {
		return esc_attr__( 'Allows users to select one option from a list.', 'gravityforms' );
	}

/**
	 * Returns the field's form editor icon.
	 *
	 * This could be an icon url or a gform-icon class.
	 *
	 * @since 2.5
	 *
	 * @return string
	 */
	public function get_form_editor_field_icon() {
		return 'gform-icon--dropdown';
	}

function get_form_editor_field_settings() {
		return array(
			'conditional_logic_field_setting',
			'prepopulate_field_setting',
			'error_message_setting',
			'enable_enhanced_ui_setting',
			'label_setting',
			'label_placement_setting',
			'admin_label_setting',
			'size_setting',
			'choices_setting',
			'rules_setting',
			'placeholder_setting',
			'default_value_setting',
			'visibility_setting',
			'duplicate_setting',
			'description_setting',
			'css_class_setting',
			'autocomplete_setting',
		);
	}

public function is_conditional_logic_supported() {
		return true;
	}

public function get_field_input( $form, $value = '', $entry = null ) {
		$form_id         = absint( $form['id'] );
		$is_entry_detail = $this->is_entry_detail();
		$is_form_editor  = $this->is_form_editor();

$id       = $this->id;
		$field_id = $is_entry_detail || $is_form_editor || $form_id == 0 ? "input_$id" : 'input_' . $form_id . "_$id";

$size                   = $this->size;
		$class_suffix           = $is_entry_detail ? '_admin' : '';
		$class                  = $size . $class_suffix;
		$css_class              = trim( esc_attr( $class ) . ' gfield_select' );
		$tabindex               = $this->get_tabindex();
		$disabled_text          = $is_form_editor ? 'disabled="disabled"' : '';
		$required_attribute     = $this->isRequired ? 'aria-required="true"' : '';
		$invalid_attribute      = $this->failed_validation ? 'aria-invalid="true"' : 'aria-invalid="false"';
		$describedby_attribute = $this->get_aria_describedby();
		$autocomplete_attribute = $this->enableAutocomplete ? $this->get_field_autocomplete_attribute() : '';

return sprintf( "<div class='ginput_container ginput_container_select'><select name='input_%d' id='%s' class='%s' $tabindex $describedby_attribute %s %s %s %s>%s</select></div>", $id, $field_id, $css_class, $disabled_text, $required_attribute, $invalid_attribute, $autocomplete_attribute, $this->get_choices( $value ) );

}

public function get_choices( $value ) {
		return GFCommon::get_select_choices( $this, $value );
	}

public function get_value_entry_list( $value, $entry, $field_id, $columns, $form ) {
		return esc_html( $this->get_selected_choice_output( $value, rgar( $entry, 'currency' ) ) );
	}

/**
	 * Gets merge tag values.
	 *
	 * @since  Unknown
	 * @access public
	 *
	 * @uses GFCommon::to_money()
	 * @uses GFCommon::format_post_category()
	 * @uses GFFormsModel::is_field_hidden()
	 * @uses GFFormsModel::get_choice_text()
	 * @uses GFCommon::format_variable_value()
	 * @uses GFCommon::implode_non_blank()
	 *
	 * @param array|string $value      The value of the input.
	 * @param string       $input_id   The input ID to use.
	 * @param array        $entry      The Entry Object.
	 * @param array        $form       The Form Object
	 * @param string       $modifier   The modifier passed.
	 * @param array|string $raw_value  The raw value of the input.
	 * @param bool         $url_encode If the result should be URL encoded.
	 * @param bool         $esc_html   If the HTML should be escaped.
	 * @param string       $format     The format that the value should be.
	 * @param bool         $nl2br      If the nl2br function should be used.
	 *
	 * @return string The processed merge tag.
	 */
	public function get_value_merge_tag( $value, $input_id, $entry, $form, $modifier, $raw_value, $url_encode, $esc_html, $format, $nl2br ) {
		$modifiers       = $this->get_modifiers();
		$use_value       = in_array( 'value', $modifiers );
		$format_currency = ! $use_value && in_array( 'currency', $modifiers );
		$use_price       = $format_currency || ( ! $use_value && in_array( 'price', $modifiers ) );

if ( is_array( $raw_value ) && (string) intval( $input_id ) != $input_id ) {
			$items = array( $input_id => $value ); // Float input Ids. (i.e. 4.1 ). Used when targeting specific checkbox items.
		} elseif ( is_array( $raw_value ) ) {
			$items = $raw_value;
		} else {
			$items = array( $input_id => $raw_value );
		}

$ary = array();

foreach ( $items as $input_id => $item ) {
			if ( $use_value ) {
				list( $val, $price ) = rgexplode( '|', $item, 2 );
			} elseif ( $use_price ) {
				list( $name, $val ) = rgexplode( '|', $item, 2 );
				if ( $format_currency ) {
					$val = GFCommon::to_money( $val, rgar( $entry, 'currency' ) );
				}
			} elseif ( $this->type == 'post_category' ) {
				$use_id     = strtolower( $modifier ) == 'id';
				$item_value = GFCommon::format_post_category( $item, $use_id );

$val = RGFormsModel::is_field_hidden( $form, $this, array(), $entry ) ? '' : $item_value;
			} else {
				$val = RGFormsModel::is_field_hidden( $form, $this, array(), $entry ) ? '' : RGFormsModel::get_choice_text( $this, $raw_value, $input_id );
			}

$ary[] = GFCommon::format_variable_value( $val, $url_encode, $esc_html, $format );
		}

return GFCommon::implode_non_blank( ', ', $ary );
	}

public function get_value_entry_detail( $value, $currency = '', $use_text = false, $format = 'html', $media = 'screen' ) {
		return esc_html( $this->get_selected_choice_output( $value, $currency, $use_text ) );
	}

public function get_value_export( $entry, $input_id = '', $use_text = false, $is_csv = false ) {
		if ( empty( $input_id ) ) {
			$input_id = $this->id;
		}

$value = rgar( $entry, $input_id );

return $is_csv ? $value : GFCommon::selection_display( $value, $this, rgar( $entry, 'currency' ), $use_text );
	}

/**
	 * Strips all tags from the input value.
	 *
	 * @param string $value The field value to be processed.
	 * @param int $form_id The ID of the form currently being processed.
	 *
	 * @return string
	 */
	public function sanitize_entry_value( $value, $form_id ) {

$value = wp_strip_all_tags( $value );

return $value;
	}

// # FIELD FILTER UI HELPERS ---------------------------------------------------------------------------------------

/**
	 * Returns the filter operators for the current field.
	 *
	 * @since 2.4
	 *
	 * @return array
	 */
	public function get_filter_operators() {
		$operators = $this->type == 'product' ? array( 'is' ) : array( 'is', 'isnot', '>', '<' );

return $operators;
	}

}

GF_Fields::register( new GF_Field_Select() );