Flag tag sends email with wrong content URL, can be reproduced in message boards, blog and asset publisher

• Type: Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: 7.0.X EE, Master
• Fix Version/s: 7.0.0 DXP FP28, 7.0.X EE, 7.0.4 CE GA5, 7.1.X, Master
• Component/s: Collaboration > Message Boards
• Labels:
  • liferay-digital-enterprise-70-sp5
  • liferay-fixpack-de-28-7010
• Branch Version/s:
  7.0.x
• Backported to Branch:
  Committed
• Story Points: 1
• Sprint: Collab 10
• Git Pull Request: https://github.com/brianchandotcom/liferay-portal/pull/50566

Description:
Flag tag sends email with wrong content URL, can be reproduced in message boards, blog and asset publisher

Steps to reproduce

1. Startup DXP SP4 + DE-23
2. Configure Liferay's SMTP server settings to a valid SMTP server to send outgoing email notifications
3. Change default user's email address to a functional address (i.e. change [e-mail] to your email address)
4. Place Message Boards portlet on a page
5. Post a new thread
6. Click on the flag icon to report the thread, and Save
7. Check the flagged email notification thread in your inbox

Expected Result
URL notified from Message Boards' report will be

http://localhost:8080/web/guest/home/-/message_boards/message/32146

Actual Results
The address is incorrect and is displayed as "http://localhost:8080http://localhost:8080/web/guest/home/-/message_boards/message/32146"

Date: Wed, 19 Jul 2017 02:43:17 +0000 (GMT)
From: Joe Bloggs <[e-mail]>
To: Test Test <[e-mail]>
Message-ID: <[e-mail]>
Subject: Inappropriate Content Flagged in Liferay DXP
MIME-Version: 1.0
Content-Type: text/html;charset="UTF-8"
Content-Transfer-Encoding: 7bit
X-Auto-Response-Suppress: AutoReply, DR, NDR, NRN, OOF, RN

Dear Test Test,<br /><br />

A Message Boards Message named "asdf" which belongs to <a href="http://localhost:8080/web/test">Test Test</a> ([e-mail]) was flagged as inappropriate by Test Test ([e-mail]). The reason for reporting abuse was "Sexual Content" and it was reported on Wed Jul 19 02:43:17 GMT 2017.<br /><br />

The content can be seen in context at:

http://localhost:8080http://localhost:8080/web/guest/home/-/message_boards/message/32146<br /><br />

You are receiving this email because you are administrator of Liferay DXP. Please review the content in this site.<br /><br />

Sincerely,<br />
Joe Bloggs<br />
[e-mail]<br />
http://localhost:8080

Reproduced in
master (ec09d4c4eff64bfd845fd17a4b03b286473f3468)
ee-7.0.x (94544383f3ba25cb012cbcc3eb0990d6ac16095a)
DXP SP4 + DE-23