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wp-content/plugins/gravityforms/includes/fields/class-gf-field-multiple-choice.php

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+<?php
+
+if ( ! class_exists( 'GFForms' ) ) {
+	die();
+}
+
+
+class GF_Field_Multiple_Choice extends GF_Field {
+
+	public $type = 'multi_choice';
+
+	public function get_form_editor_field_title() {
+		return esc_attr__( 'Multiple Choice', 'gravityforms' );
+	}
+
+	/**
+	 * Returns the field's form editor description.
+	 *
+	 * @return string
+	 */
+	public function get_form_editor_field_description() {
+		return esc_attr__( 'Allow users to choose from a list of options.', 'gravityforms' );
+	}
+
+	/**
+	 * Returns the field's form editor icon.
+	 *
+	 * This could be an icon url or a gform-icon class.
+	 *
+	 * @return string
+	 */
+	public function get_form_editor_field_icon() {
+		return 'gform-icon--choice';
+	}
+
+	function get_form_editor_field_settings() {
+		return array(
+			'conditional_logic_field_setting',
+			'prepopulate_field_setting',
+			'error_message_setting',
+			'label_setting',
+			'label_placement_setting',
+			'admin_label_setting',
+			'choices_setting',
+			'rules_setting',
+			'visibility_setting',
+			'description_setting',
+			'css_class_setting',
+			'select_all_text_setting',
+			'choice_min_max_setting',
+			'horizontal_vertical_setting',
+		);
+	}
+
+	/**
+	 * Generate the "select all" choice markup for the choice field.
+	 *
+	 * @since 2.9.0
+	 *
+	 * @param $value
+	 * @param $tabindex
+	 * @param $selected_choices_count
+	 * @return string The select all choice markup.
+	 */
+	public function get_choice_field_select_all_markup( $value, $tabindex, $selected_choices_count ) {
+		if ( isset( $this->choiceLimit ) && $this->choiceLimit !== 'unlimited' && $this->choiceLimit !== 'range' ) {
+			return '';
+		}
+		$select_label  = isset( $this->selectAllText ) ? esc_html( $this->selectAllText ) : esc_html__( 'Select All', 'gravityforms' );
+		$disabled_text = $this->is_form_editor() ? 'disabled="disabled"' : '';
+
+		// Prepare choice ID.
+		$id = 'choice_' . $this->id . '_select_all';
+
+		// Determine if all checkboxes are selected.
+		if ( $selected_choices_count === count( $this->choices ) ) {
+			$checked = ' checked="checked"';
+		} else {
+			$checked = '';
+		}
+
+		$checkbox = new GF_Field_Checkbox( $this );
+		$aria_describedby = $checkbox->get_choice_aria_describedby( $this->formId );
+
+		// Prepare choice markup.
+		$choice_markup = "<div class='gchoice gchoice_select_all'>
+						<input class='gfield-choice-input gfield_choice_all_toggle' type='checkbox' id='{$id}' {$tabindex} {$aria_describedby} onclick='gformToggleCheckboxes( this )' onkeypress='gformToggleCheckboxes( this )'{$checked} {$disabled_text} />
+						<label for='{$id}' id='label_" . $this->id . "_select_all' class='gform-field-label gform-field-label--type-inline' data-label-select='{$select_label}''>{$select_label}</label>
+					</div>";
+
+		/**
+		 * Override the default choice markup used when rendering radio button, checkbox and drop down type fields.
+		 *
+		 * @since 1.9.6
+		 *
+		 * @param string $choice_markup The string containing the choice markup to be filtered.
+		 * @param array  $choice        An associative array containing the choice properties.
+		 * @param object $field         The field currently being processed.
+		 * @param string $value         The value to be selected if the field is being populated.
+		 */
+		$select_all = gf_apply_filters( array( 'gform_field_choice_markup_pre_render', $this->formId, $this->id ), $choice_markup, array(), $this, $value );
+
+		return $select_all;
+	}
+
+	/**
+	 * Get the choice alignment for the given field.
+	 *
+	 * @since 2.9.0
+	 *
+	 * @param object $field The field object.
+	 * @return string
+	 */
+	public static function get_field_choice_alignment( $field ) {
+
+		return rgempty( 'choiceAlignment', $field ) ? self::get_default_choice_alignment( $field ) : $field->choiceAlignment;
+	}
+
+	/**
+	 * Get the default choice alignment for the multi_choice field.
+	 *
+	 * @since 2.9.0
+	 *
+	 * @param object $field The field object.
+	 * @return string
+	 */
+	public static function get_default_choice_alignment( $field) {
+		/*
+		 * Filter the default choice alignment.  Default is vertical.  Options are 'vertical' and 'horizontal'.
+		 *
+		 * @since 2.9.0
+		 *
+		 * @param string $default_choice_alignment The default choice alignment.
+		 * @param object $field                    The field.
+		 *
+		 * @return string
+		 */
+		return gf_apply_filters( array( 'gform_default_choice_alignment', $field->formId ), 'vertical', $field );
+	}
+
+	public function get_form_editor_inline_script_on_page_render() {
+		$alignment = self::get_default_choice_alignment( $this );
+		return "gform.addAction( 'gform_post_load_field_settings', function( [ field, form ] ) { if( '" . $alignment . "' == 'horizontal' ) { jQuery('#choice_alignment_horizontal').prop('checked', true); } else { jQuery('#choice_alignment_vertical').prop('checked', true); } } );";
+	}
+
+}
+
+GF_Fields::register( new GF_Field_Multiple_Choice() );