the link in the public form is wrong

Description

when creating a public form the link is wrong it contains the port number that should not be there

Distribution Name and Version

Debian

FusionDirectory Version

1.4-dev

Plugin with the defect

public form

PHP version used

php 7.0x

Origin of php packages

FusionDirectory

Steps to Reproduce

1. [First Step]
2. [Second Step]
3. [and so on...]

Expected behavior:

the port should not be inside the link

Actual behavior:

the port is always in the link

Reproduces how often:

100%

Additional Information

see attached screenshot