[OFBIZ-12099] Support Freemarker square interpolation syntax

• Type: New Feature
• Status: Closed
• Priority: Minor
• Resolution: Implemented
• Affects Version/s: 22.01.01
• Component/s: base
• Assignee: James Yong
• Reporter: James Yong
• Created: 20/Dec/20 13:53
• Updated: 11/Jan/22 09:36
• Resolved: 26/Dec/20 04:19

Description

Support Freemarker square interpolation syntax [=...] when the freemarker template filename ends with '.sqi.ftl'. This avoids sharing the same interpolation syntax as Javascript's template literal.
 
Discussion started at https://lists.apache.org/thread.html/r485b78638f10f95089e5f1123d73a2d132a3f8c2faea0eb056fa1709%40%3Cdev.ofbiz.apache.org%3E

Reference:
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Template_literals
https://freemarker.apache.org/docs/dgui_misc_alternativesyntax.html#dgui_misc_alternativesyntax_interpolation

To test / migrate:
1) Change template file extension from .ftl to .sqi.ftl
2) Use regular expresssion replacement:
From: \${([^${}]+)}
To: [=$1]