UI broken after saving Web Content with characters outside UTF-8

• Type: Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: 7.0.X, 7.1.X
• Fix Version/s: 7.1.X, Master
• Component/s: Web Content > Web Content Administration
• Labels:
  • 7.1-should
  • QA-V
  • liferay-fixpack-dxp-1-7110
  • profiq
• Branch Version/s:
  7.1.x
• Backported to Branch:
  Committed
• Story Points: 1
• Fix Priority: 3
• Git Pull Request: https://github.com/brianchandotcom/liferay-portal/pull/61027

Steps to reproduce:

1. Go to Site menu>Content>Web Content
2. Create new Web Content
3. Enter Title with characters outside UTF-8 (e.g. ￠ ￡ ％ ＃ ＆ ＊ ＠ § ☆ ★ ○ ● ◎ ◇ | ◆ □ ■ △ ▲ ▽ ▼ ※ 〒 → ← ↑ ↓ 〓 )
4. Publish Web Content

Actual result: Web Content is not saved, UI is Broken, no browser error is displayed, console throw error Invalid URL encoding.

Expected: Web Content is not saved, Error Content is outside UTF-8 coding is displayed and UI is not broken.

Tested & failed: Liferay 7.1 git id: 75339f85a4c499c8756c4764740b52f64401e9ca, Ubuntu 14.04, CentOS

Priority: L2 + S3 = 3