LearnDash LMS 4.18.1

SECURITY PATCH - Fixed PayPal IPN to prevent secondary unauthenticated SQL injection (now only using PayPal post data for the transaction data)
Fixed Video Progression issue with Vimeo showing static placeholder image

Update

• Updated LearnDash settings headers to be compatible with WordPress 5.4 Gutenberg full-screen mode
• Updated "Finish Quiz" button to be disabled after submitting
• Updated shortcodes popup to open on early PHP 7.0.x versions

Bugfix

• Fixed video progression issue with Vimeo showing static placeholder image
• Fixed Focus Mode comment date/time not matching system format
• Fixed Focus Mode final Quiz not showing in sidebar
• Fixed Focus Mode header missing Mark Complete button
• Fixed Focus Mode header missing Next button
• Fixed Focus Mode sidebar Topics pager showing errors
• Fixed [ld_quiz_complete] shortcode showing content when user not logged in
• Fixed Assignment author no longer able to delete previous uploads
• Fixed Course status logic not showing all steps completed

Feature

• Added logic to support "Upgrade Notice" from readme.txt to show admin notice and inline plugin notice
• Added support for nested translated course step slugs via WPML (requires new LD-Multi-language add-on)
• Added new filter to require login to view sample content
• Added new shortcode/block [ld_certificate], [ld_certificate course_id="XXX"], or [ld_certificate quiz_id="XXX"]
• Added new shortcode/block [ld_quiz_complete]
• Added new shortcode/block [ld_course_resume]
• Added new parameter 'status' to [ld_course_list] - example: [ld_course_list mycourses="enrolled" status="not_started,in_progress,completed"]
• Added new parameter lesson_id to [ld_topic_list] and [ld_quiz_list] shortcodes
• Added new option user_course_time ("Total User Course Time") as an optional parameter to [courseinfo] shortcode
• Added new option course_url ("Course URL") as an optional parameter to [courseinfo] shortcode
• Added new option enrolled_on, ("Enrolled On (date)") as an optional parameter to [courseinfo] shortcode
• Added new option course_price_type ("Course Price Type") as a optional parameter to [courseinfo] shortcode
• Added new option course_price ("Course Price") as an optional parameter to [courseinfo] shortcode
• Added LD-MathJax add-on which now contains the JS and CSS needed for MathJax-LaTex support
• Added LD-Multi-language add-on for support for WPML and Polylang

Update

• Updated Quiz certificate award if a student meets threshold regardless if essay grading pending
• Updated Video Progression logic to purge WordPress cache video post meta on save
• Updated LD Login Modal image formatting
• Updated LD30 Focus Mode to support page breaks and Gutenberg pagination block
• Updated LD30 color settings display behavior
• Updated priority of the_content hook for main course data from 1000 to new define LEARNDASH_FILTER_PRIORITY_THE_CONTENT set to value 30

Bugfix

• Fixed Quiz Settings for Custom Answer Feedback not saving
• Fixed Quiz timestamp via [quizinfo] shortcode not correctly calculated
• Fixed Quiz Leaderboard time format not changing when settings updated
• Fixed Quiz fill in the blank questions review showing mismatch due to case-sensitive/color compare
• Fixed Quiz statistics relate to Essay questions not reflecting graded points correctly
• Fixed Quiz MathJax-LaTex formula for all question types and message fields
• Fixed Video Progression not hiding Topic/Quiz section on Focus Mode
• Fixed LD30 Focus Mode Comment 'Reply' link not being translatable
• Fixed LD30 Profile shortcode expand/collapse not translated on mobile
• Fixed LD30 Focus Mode sidebar missing final Quiz when pagination is used
• Fixed LD30 issue with multiple consecutive sample lessons not showing correct navigation
• Fixed LD30 Focus Mode sample lesson topics not clickable
• Fixed LD30 Focus Mode and Divi conflict
• Fixed Data Upgrade WPProQuiz table rename string for translation issues
• Fixed SQL error on a new install before WPProQuiz database tables are created
• Fixed issue where Group Leader not able to adjust student course progress
• Fixed Course/Quiz Builders not unescaping post title
• Fixed issue with GDPR, not including LearnDash privacy content