Version 4.0.0 (build 2019031800) * Small change in workflow of user requested coupons * Added mailing and notification of accepted user requested coupons * Added internal Moodle notifications * Code overhaul: nearly all logic has been rewritten for maintainability reasons. * Verified workings on Moodle 3.4 (updated version.php accordingly) * AMD modules have now properly been minified * We're NO longer "following" Moodle versions.

* Thanks everyone for all feedback!

Version 3.5.2 (build 2018050306) * Fixed issue(s) with CSV/Manual recipients not working. * Coupon batches now all have the same "timecreated" * Removed sorting of "action" column in coupon overviews * Custom mail function is now replaced with Moodle's own email_to_user() * Due to MANY issues where the email containing the coupons is not received, the decision was made to change the process to sending an email containing a download link where the generated batch can be downloaded from instead of providing the email with an attachment. * Fixed issue #22 (we now use TCPDF's own QR Code generator) * Added/fixed validation on "request user" configuration form * Added more information to coupons requests overview table * In line with issue 32, configuration of the enrolment duration for course type coupons has been moved to the course selection page. * Fixed issue #35 (bug in observers) * Fixed issue #34 (feature request for zip name) * Fixed issue #32 (PDF preview) * Fixed issue #30 (request user - required field setting amount of coupons has no effect) * Fixed issue #29 (request user settings: added explanations) * Fixed issue #28 (wrong paging/view for requestusers) * Fixed issue #27 (wrong link to user profile in requestusers table) * Changed sourcecode here and there to prevent debug output/PHP notices * Removed restriction on amount of coupons when only generating the codes. * Added coupon cleanup confirmation screen.

* Thanks Franky Just for your valuable feedback, bug reports and additional remarks!

Version 3.5.1 (build 2018050305) * Fixed issue #23 (invalid use of PARAM_RAW) * Fixed issue #24 (redirect vulnerabilities -> changed all to PARAM_LOCALURL) * Fixed issue #25 (removed use of deprecated function notify_problem) * Fixed some missing capability checks / security issues

• Thanks Dan Marsden for your valuable feedback, bug reports and plugin review!

• Thanks Jesús Rincón for raising issue #25

• backported some of the issues to the Moodle 3.0+ release

• NOTE: All other releases except one Moodle 3.0+ release and the most recent

Moodle 3.5+ release have been pulled.

Version 3.5.0 (build 2018050304)

* Fixed issue #21 (cohort_is_member fatal error: thanks Michael Neulinger)

Version 3.5.0 (build 2018050303) * Fixed faulty course / cohort ID filter * Added course groups filter possibilities * Added "timeclaimed" information to keep track of when coupons were actually claimed * Removed table sorting for courses/cohorts/groups (didn't work and should have never been part of the tables) * Added quick rudimentary check to validate whether a person is already "signed up" when entering a code. (i.e. member in all linked cohorts or enrolled for all linked courses).

* Thanks Kevin Freeborn for your very valuable feedback!

Version 3.5.0 (build 2018050302) * Added possibility to only generate coupon codes (no PDFs will be generated, nor will they be sent!) * Added batchid field to database to track generated batches of coupons * Added custom batch naming when generating coupons (system automatically creates one if not provided)

* Added possibility to filter coupons on BATCH ID/name

Version 3.5.0 (build 2018050301) * Changed internal signup to comply to Moodle 3.5. * Added option global to use login page layout (which is a Moodle standard really, but wasn't enforced) * Added coupon code error checking to signup form (refuse signup in case coupon code is invalid) * Added coupon request possibilities (please refer to manual for usage description) * Added global options for and display of help texts for custom signup and coupon input texts * Added possibility to request coupons for course types only. Involves admin to configure both the courses and allowed users

* Removed deprecated verify_https_required() call from custom (internal) signup

Version 3.5.0 (build 2018050300) * FIXED issue #15 ("mdb->get_record() found more than one record" when calling find_block_instance_id()). * FIXED issue #19 where enrolment was never updated when using a new coupon after enrolment expired. * Fixed "Sent" column in coupon overviews (displayed information based on wrong field) * Added privacy provider * Validated functionality for Moodle 3.5 onwards

* Minimum required Moodle version: 3.5

Version 3.3.2 (build 2017092503)

* Added role selection for coupons (course type only)

Version 3.3.1 (build 2017092501) * Added coupon code to "progress report" for validation purposes (feature request)

* Added claimed user to "used coupons" overview for validation purposes (feature request)

Version 3.3.0 (build 2017092500) * Fixed deprecated pix_url references (replaced by image_url) * Validated functionality for Moodle 3.3 onwards

* Minimum required Moodle version: 3.3

Version 2017052402 (Release 3.0.3 (build 2017052402)) * Fixed bug in cohort type coupons (fixed incorrect usercheck and cohort synchronisation) * Added option to display QR Code in PDF or leave it out.

* Thanks to everyone for their valuable input and remarks.

Version 2017052401 (Release 3.0.2 (build 2017052401)) * Resolved issue #14

* Thanks to everyone for their valuable input and remarks.

Version 2017052400 (Release 3.0.1 (build 2017052400)) * Added new type of coupon: extend (course) enrolment * Added webservices! * Incorporated some changes here and the in overviews

* Thanks to everyone for their valuable input and remarks.

Version 2017050100 (Release 3.0.0 (build 2017050100)) * Added $CFG->wwwroot on all moodle_urls * Added setting to choose default assigned role (resolve issue #12: Student role problem. Roles were fetched by shortname = 'student', NOT foolproof) * Disabled sorting by 'owner' column in coupon overviews (resolve issue #13). * Fixed error notification when inserting to table block_coupon_courses * Added course name(s) to coupons * Changed default coupon template-main contents (language files) * Added filtering for progress reports * Added filtering for coupon overview * Code overhaul to comply to stricter Moodle coding standards (codechecker, Moodle phpdoc check) * Added course_deleted event handler * Added cohort_deleted event handler * Added custom cleaning of coupons * Added QR based coupon to PDF including processing * Added signup for QR based coupon when user is not logged on yet * Added possibility for signup with a coupon code (in block_coupon, when user is not yet logged in) * Added new manager to manage multiple coupon background * Added option to select coupon background to use * minimum required version: Moodle3 3.0

* Thanks to everyone for their valuable input and remarks.

Version 2016040800 (Release 2.7.3 (build 2016040800)) * raising memory limit and maximum execution time when generating coupons. * Fixed cleanup task * Fixed last page of wizard not displaying selected groups * Updated readme * Added ability to delete unused coupons.

* Feedback and general remarks or ideas for improvement are still highly valued.

Version 2015010107 (Release 2.7.2 (build 2015010107)) * Changed "max coupons" setting to textual input. No more hardcoded limit of 100 coupons. * Added delete option to unused coupons overview * Added settings and task to automatically clean up unused/unclaimed coupons

* Thanks to anyone and everyone for their much valued feedback!

Version 2015010102 (Release 2.7.0 (build 2015010102)) * Added missing db/tasks.php * Limited applicable_formats: block can only be used on main site page and "my" dashboard view * Improved renderer (more use of html_writer) * Fixed default setting when starting coupon generator * Included settings file in /classes/task/sendcoupons.php (gave NOTICE) * Fixed a few small (non critical) bugs * Added generatoroptions and generator for cleaner code to generate coupons.

* Thanks to, a.o., David Mudrák for raising issues leading to this version.