slug = 'MultipleChoice'; $this->title = esc_attr__( 'Multiple Choice', 'questions-locale' ); $this->description = esc_attr__( 'Add a question which can be answered by selecting one ore more given answers.', 'questions-locale' ); $this->icon_url = QUESTIONS_URLPATH . '/assets/images/icon-multiplechoice.png'; $this->has_answers = TRUE; $this->answer_is_multiple = TRUE; $this->is_analyzable = TRUE; $this->create_answer_syntax = '

'; $this->create_answer_params = array( 'name', 'answer' ); parent::__construct( $id ); } public function input_html() { $html = ''; foreach ( $this->answers AS $answer ): $checked = ''; if ( is_array( $this->response ) && in_array( $answer[ 'text' ], $this->response ) ) { $checked = ' checked="checked"'; } $html .= '

' . $answer[ 'text' ] . '

'; endforeach; return $html; } public function settings_fields() { $this->settings_fields = array( 'description' => array( 'title' => esc_attr__( 'Description', 'questions-locale' ), 'type' => 'textarea', 'description' => esc_attr__( 'The description will be shown after the question.', 'questions-locale' ), 'default' => '' ), 'min_answers' => array( 'title' => esc_attr__( 'Minimum Answers', 'questions-locale' ), 'type' => 'text', 'description' => esc_attr__( 'The minimum number of answers which have to be choosed.', 'questions-locale' ), 'default' => '1' ), 'max_answers' => array( 'title' => esc_attr__( 'Maximum Answers', 'questions-locale' ), 'type' => 'text', 'description' => esc_attr__( 'The maximum number of answers which can be choosed.', 'questions-locale' ), 'default' => '3' ), ); } public function validate( $input ) { $min_answers = $this->settings[ 'min_answers' ]; $max_answers = $this->settings[ 'max_answers' ]; $error = FALSE; if ( ! empty( $min_answers ) ) { if ( ! is_array( $input ) || count( $input ) < $min_answers ): $this->validate_errors[ ] = esc_attr__( 'Too less choices.', 'questions-locale' ) . ' ' . sprintf( esc_attr__( 'You have to choose between %d and %d answers.', 'questions-locale' ), $min_answers, $max_answers ); $error = TRUE; endif; } if ( ! empty( $max_answers ) ) { if ( is_array( $input ) && count( $input ) > $max_answers ): $this->validate_errors[ ] = esc_attr__( 'Too many choices.', 'questions-locale' ) . ' ' . sprintf( esc_attr__( 'You have to choose between %d and %d answers.', 'questions-locale' ), $min_answers, $max_answers ); $error = TRUE; endif; } if ( $error ): return FALSE; endif; return TRUE; } } qu_register_survey_element( 'Questions_FormElement_MultipleChoice' );