Export to PDF does not process Arabic characters

Issue Summary

If you have Arabic characters in your page, when exporting as PDF, the Arabic characters becomes blank spaces

Steps to Reproduce

1. Create a page with Arabic character as content
2. Export as PDF
3. Check PDF

Expected Results

• PDF should be similar to the page

Actual Results

• All Arabic character content is missing

Workaround

Export as Word, then use Microsoft Word to export/print as PDF.