118 lines
3.4 KiB
PHP
118 lines
3.4 KiB
PHP
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<?php
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/**
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* @package WordPress
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* @subpackage Questions
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* @author Sven Wagener
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* @copyright 2015, awesome.ug
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* @link http://awesome.ug
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* @license http://www.opensource.org/licenses/gpl-2.0.php GPL License
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*/
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// No direct access is allowed
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if ( ! defined( 'ABSPATH' ) ) {
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exit;
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}
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class Questions_FormElement_MultipleChoice extends Questions_FormElement {
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public function __construct( $id = NULL ) {
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$this->slug = 'MultipleChoice';
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$this->title = esc_attr__( 'Multiple Choice', 'questions-locale' );
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$this->description = esc_attr__(
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'Add a question which can be answered by selecting one ore more given answers.', 'questions-locale'
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);
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$this->icon_url = QUESTIONS_URLPATH . '/assets/images/icon-multiplechoice.png';
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$this->has_answers = TRUE;
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$this->answer_is_multiple = TRUE;
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$this->is_analyzable = TRUE;
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$this->create_answer_syntax = '<p><input type="text" name="%s" value="%s" class="question-answer" /></p>';
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$this->create_answer_params = array( 'name', 'answer' );
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parent::__construct( $id );
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}
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public function input_html() {
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$html = '';
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foreach ( $this->answers AS $answer ):
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$checked = '';
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if ( is_array( $this->response ) && in_array( $answer[ 'text' ], $this->response ) ) {
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$checked = ' checked="checked"';
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}
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$html .= '<p><input type="checkbox" name="' . $this->get_input_name(
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) . '[]" value="' . $answer[ 'text' ] . '" ' . $checked . ' /> ' . $answer[ 'text' ] . '</p>';
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endforeach;
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return $html;
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}
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public function settings_fields() {
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$this->settings_fields = array(
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'description' => array(
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'title' => esc_attr__( 'Description', 'questions-locale' ),
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'type' => 'textarea',
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'description' => esc_attr__( 'The description will be shown after the question.', 'questions-locale' ),
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'default' => ''
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),
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'min_answers' => array(
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'title' => esc_attr__( 'Minimum Answers', 'questions-locale' ),
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'type' => 'text',
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'description' => esc_attr__(
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'The minimum number of answers which have to be choosed.', 'questions-locale'
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),
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'default' => '1'
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),
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'max_answers' => array(
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'title' => esc_attr__( 'Maximum Answers', 'questions-locale' ),
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'type' => 'text',
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'description' => esc_attr__(
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'The maximum number of answers which can be choosed.', 'questions-locale'
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),
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'default' => '3'
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),
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);
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}
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public function validate( $input ) {
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$min_answers = $this->settings[ 'min_answers' ];
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$max_answers = $this->settings[ 'max_answers' ];
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$error = FALSE;
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if ( ! empty( $min_answers ) ) {
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if ( ! is_array( $input ) || count( $input ) < $min_answers ):
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$this->validate_errors[ ] = esc_attr__( 'Too less choices.', 'questions-locale' ) . ' ' . sprintf(
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esc_attr__( 'You have to choose between %d and %d answers.', 'questions-locale' ), $min_answers,
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$max_answers
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);
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$error = TRUE;
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endif;
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}
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if ( ! empty( $max_answers ) ) {
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if ( is_array( $input ) && count( $input ) > $max_answers ):
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$this->validate_errors[ ] = esc_attr__( 'Too many choices.', 'questions-locale' ) . ' ' . sprintf(
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esc_attr__( 'You have to choose between %d and %d answers.', 'questions-locale' ), $min_answers,
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$max_answers
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);
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$error = TRUE;
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endif;
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}
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if ( $error ):
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return FALSE;
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endif;
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return TRUE;
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}
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}
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qu_register_survey_element( 'Questions_FormElement_MultipleChoice' );
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