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https://developers.learndash.com/snippet/prevent-answer-check-until-student-has-selected-a-min-max-amount-of-answers/
57 lines
2.9 KiB
Text
57 lines
2.9 KiB
Text
add_action( 'wp_footer', function() {
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?>
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<script>
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jQuery(document).ready(function() {
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// Define the minimum and maximum number of answers to select. Use 0 for no value.
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var mc_selected_MIN = 1;
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var mc_selected_MAX = 3;
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// Not changes below.
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jQuery('.wpProQuiz_content input.wpProQuiz_button[name="startQuiz"]').each(function(quiz_idx, quiz_start_button) {
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var quizWrapper = jQuery(quiz_start_button).parents('div.wpProQuiz_content');
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if ( typeof quizWrapper !== 'undefined' ) {
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// chck to ensure we have at least one Multiple Choice question.
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var mc_questions_count = jQuery('.wpProQuiz_list .wpProQuiz_listItem[data-type="multiple"]', quizWrapper ).length;
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if ( mc_questions_count > 0 ) {
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// If we only have one question we will not have a
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var questions_total = jQuery('.wpProQuiz_list .wpProQuiz_listItem', quizWrapper ).length;
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// Only disable the check/next button if we have a minimum selected setting
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if ( mc_selected_MIN > 0 ) {
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if ( questions_total == 1 ) {
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// If single question then no "Check" button. Only 'Finish Quiz" button.
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jQuery('input.wpProQuiz_button[name="checkSingle"]', quizWrapper ).attr('disabled', 'disabled');
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} else if ( questions_total > 1 ) {
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jQuery('.wpProQuiz_list .wpProQuiz_listItem[data-type="multiple"] input.wpProQuiz_button[name="check"]', quizWrapper ).attr('disabled', 'disabled');
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jQuery('.wpProQuiz_list .wpProQuiz_listItem[data-type="multiple"] input.wpProQuiz_button[name="next"]', quizWrapper ).attr('disabled', 'disabled');
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}
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}
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// Hook into the click event on the multiple choice question checkboxes. Get a count ot the answers items.
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jQuery('.wpProQuiz_list .wpProQuiz_listItem[data-type="multiple"] input[type="checkbox"]', quizWrapper ).click(function(e) {
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var questionWrapper = jQuery(e.currentTarget).parents('.wpProQuiz_listItem');
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var mc_selected = jQuery('input.wpProQuiz_questionInput:checked', questionWrapper).length;
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if ( ( ( mc_selected_MIN > 0 ) && ( mc_selected < mc_selected_MIN ) ) || ( mc_selected_MAX > 0 ) && ( mc_selected > mc_selected_MAX ) ) {
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if ( questions_total == 1 ) {
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jQuery('input.wpProQuiz_button[name="checkSingle"]', quizWrapper ).attr('disabled', 'disabled');
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} else if ( questions_total > 1 ) {
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jQuery('input.wpProQuiz_button[name="check"]', questionWrapper ).attr('disabled', 'disabled');
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jQuery('input.wpProQuiz_button[name="next"]', questionWrapper ).attr('disabled', 'disabled');
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}
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} else {
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if ( questions_total == 1 ) {
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jQuery('input.wpProQuiz_button[name="checkSingle"]', quizWrapper ).attr('disabled', false);
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} else if ( questions_total > 1 ) {
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jQuery('input.wpProQuiz_button[name="check"]', questionWrapper ).attr('disabled', false);
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jQuery('input.wpProQuiz_button[name="next"]', questionWrapper ).attr('disabled', false);
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}
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}
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});
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}
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}
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});
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});
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</script>
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<?php
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}, 999 );
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