backup and some fixes in setup.

PHP Setup for FD installation first step to php8.2

Adapts html classes to php 8.2

This reverts commit e7456f50.

Adapt html classes to php82

Full code style as been reworked to match 1.4

Fixing codestyle

This reverts commit 46b03343.

Fixing codestyle

issue #6187

Removed phpstan.neon which will be in dev-tools instead.
Fixed some phpstan reported problems to avoid having a huge baseline.

issue #6114

Use a thrown error instead of calling msg_dialog and exit.
And use an exception handler to format uncaught fatal errors.

issue #6071

And convert global_get calls to get

issue #6024

Also global_is_set to is_set.

issue #6024

And convert global_get calls to get

issue #6024

Also global_is_set to is_set.

issue #6024

Hide nonreadable fields
Hide nonreadable sections
Color nonwritable fields text
Hide nonwritable subattributes
Use CSS for must red star

issue #5858

Fixes of spaces by php-cs-fixer

issue #5955

Basic fixes like identation

issue #5955

Not directly related but we might as well clean this one up at the same time.

issue #5951

It will be the same as headline when available. It’s also set in login
 and recovery pages.

issue #5898

issue #5919

It will be the same as headline when available. It’s also set in login
 and recovery pages.

issue #5898

Signed-off-by: Benoit Mortier <benoit.mortier@opensides.be>

Removed unused session entry, made sure all error reset goes through the
 appropriate function.

issue #5854

issue #5854

Resolve "Security: Missing Security Headers"

See merge request fusiondirectory/fd!303

(cherry picked from commit 7d9a58d9)

4a182d01 ✨ feat(core) Add header to forbid framing

Resolve "Security: Missing Security Headers"

See merge request fusiondirectory/fd!281

(cherry picked from commit b7e0a451)

f215a8ce ✨ feat(core) Add security HTTP headers

Resolve "Security: Missing Security Headers"

See merge request fusiondirectory/fd!303

(cherry picked from commit 7d9a58d9)

4a182d01 ✨ feat(core) Add header to forbid framing

Resolve "Security: Missing Security Headers"

See merge request fusiondirectory/fd!281

(cherry picked from commit b7e0a451)

f215a8ce ✨ feat(core) Add security HTTP headers

Also added security headers in standAlonePage so that they are set on
 recovery page as well

issue #5842

Resolve "Security Vulnerability: Cross Site Request Forgery"

See merge request fusiondirectory/fd!280

(cherry picked from commit 5edd2e32)

d8dbd130 :sparkels: feat(core) Add CSRF protection token
6e31f486 ✨ feat(core) Reject CSRF based on HEADER values
d9089973 🚑 fix(core) Remove useless line in CSRFProtection
3b51b48c 🚑 fix(core) Use FusionDirectoryException instead of Exception
1ac4c8b5 🚑 fix(core) sonar fix

Resolve "Security Vulnerability: Cross Site Request Forgery"

See merge request fusiondirectory/fd!280

(cherry picked from commit 5edd2e32)

d8dbd130 :sparkels: feat(core) Add CSRF protection token
6e31f486 ✨ feat(core) Reject CSRF based on HEADER values
d9089973 🚑 fix(core) Remove useless line in CSRFProtection
3b51b48c 🚑 fix(core) Use FusionDirectoryException instead of Exception
1ac4c8b5 🚑 fix(core) sonar fix

issue #5842

issue #5840

This also fix the workflow to make sure the language in the header is
 correct in all cases.
A PHP error is triggered if setlocale fails or if the wrong language
 header was sent.

issue #5820

Move this trailing comment on the previous empty line

Signed-off-by: Benoit Mortier <benoit.mortier@opensides.be>