Fix Error 500 when creating Wiki pages with hyphens or spaces

• Closes gitlab-com/support-forum#874 (closed)
• Closes #20209 (closed)

mentioned in issue #19582 (closed)

mentioned in issue #20152 (closed)

/cc: @timothyandrew If you have time to whip up some rspec tests for this, I'd appreciate it!

mentioned in issue #20067 (closed)

mentioned in issue #20173 (closed)

mentioned in issue #20166 (closed)

mentioned in issue #20166 (closed)

I have this issue as well. How can I help?

mentioned in issue #20197 (closed)

mentioned in issue gitlab-com/support-forum#879 (closed)

Added 1 commit:

• e7354cd3 - Add spec for dashes in paths

Reassigned to @rymai

@rymai Really need to get 8.10.1 out with this.

Added 16 commits:

• e7354cd3...fb362795 - 13 commits from branch master
• af846297 - Fix Error 500 when creating Wiki pages with hyphens or spaces
• 030a5d88 - Add spec for dashes in paths
• 58178a4f - Fix CHANGELOG

mentioned in issue #20201 (closed)

@stanhu: IIRC, the WikisController#new page doesn't have a slug, which is why I used title. I'll add tests for both these cases, and we can see what works.

Reassigned to @timothyandrew

mentioned in issue #20210 (closed)

Added 1 commit:

• 42a00f74 - WikiPage should have a slug even when not persisted.