Allow the forum post and digest notification mail body to contain the course fullname

Prerequisites

1. Outgoing mail setup. Easier to use Mailcatcher or Mailhog.

Setup

1. Create a course with full name: "Full name" and short same: "Short name" and with a forum.
2. Enroll two students s1 and s2.
3. Log in as s1.
4. Open the user menu > Preferences > Forum preferences
5. Make sure that "Email digest type" preference is set to "No digest"
6. Log in as s2.
7. Open the user menu > Preferences > Forum preferences
8. Make sure that "Email digest type" preference is set to "Complete"
9. Navigate to the course,  then to the forum and create a discussion
   • Note: Recommended to tick "Send forum post notifications with no editing-time delay" as well to send the email right away.
10. Run cron 

    php admin/cli/cron.php

11. Using your preferred Database management tool, go to the "mdl_task_adhoc". You should see an entry there for the "\mod_forum\task\send_user_digests" ad-hoc task.
12. Edit the record and set the "nextruntime" field to 0 and save the changes.

Test: Forum post email

1. Run cron. You should see the email for both students.

   php admin/cli/cron.php

2. Check that the breadcrumb and subject on the E-Mail of s1 has the course short name ("Short name").
3. Check that the breadcrumb on the E-Mail of s2 has the course short name ("Short name")

Setup #2

1. Login as admin
2. Navigate to Site Administration > Plugins > Forum
3. Enable the option "Use course full name in emails"
4. Save changes
5. Navigate to the course,  then to the forum and create a discussion
   • Note: Recommended to tick "Send forum post notifications with no editing-time delay" as well to send the email right away.
6. Run cron.

   php admin/cli/cron.php

7. Using your preferred Database management tool, go to the "mdl_task_adhoc". You should see an entry there for the "\mod_forum\task\send_user_digests" ad-hoc task.
8. Edit the record and set the "nextruntime" field to 0 and save the changes.

Test: Forum post email #2

1. Run cron.

   php admin/cli/cron.php

2. Check that the breadcrumb and subject on the E-Mail of s1 has the course full name ("Full name").
3. Check that the breadcrumb on the E-Mail of s2 has the course full name ("Full name")

Test: Forum post email #3

1. Go to Site Administration->Language->Language Customization->English->Open pack->mod/forum.php->String Identifier->postmailsubject->change "$a->coursename" to "$a->courseshortname"->Save
2. Navigate to the course,  then to the forum and create a discussion
   • Note: Recommended to tick "Send forum post notifications with no editing-time delay" as well to send the email right away.
3. Run cron.

   php admin/cli/cron.php

4. Check that the breadcrumb on the E-Mail of s1 has the course full name ("Full name") and the subject has the course short name ("Short name").