obfuscate auth passwords in config. fixes #1487

we already do it for other passwords, so it makes sense to do it here as
well.

Fix for PHP 7, more debugging output

Error reporting for database auth plugins

Two new authldap config options: 'userkey' denotes the LDAP
attribute holding the username, 'modPass' allows to disable
password changing by the user.

fix referral settings in AuthLDAP. closes #1023

more scrutinizer issue improvements

scrutinizer documentations issues

Merge remote-tracking branch 'origin/auth_getUserData_improvements'

* origin/auth_getUserData_improvements:
KISS - remove class constants for REQUIRE_GROUPS & IGNORE_GROUPS and replace with boolea

Merge remote-tracking branch 'origin/auth_getUserData_improvements'

* origin/auth_getUserData_improvements:
KISS - remove class constants for REQUIRE_GROUPS & IGNORE_GROUPS and replace with boolean values
use $requireGroups constants in auth classes; comments; code improvements
fix comment errors, sp. & grammar
code styling - add missing braces
Allow user info to be retrieved without groups
Restore correct public interface of getUserData() for authldap plugin

Conflicts:
inc/common.php

show more ...

fixed undefined variable in LDAP plugin

Simplify code and remove unreachable check

Hash and salt password with PassHash::ssha

Moved the block closer to the variable use (indent clearer)

Allow authldap to change password with ldap superuser only if necessary

Authldap: implement change password in modifyUser

Allow user info to be retrieved without groups

Some parts of dokuwiki (e.g. recent changes, old revisions) can
requests lots of user info (to provide editor names) without
requiring any group inform

Allow user info to be retrieved without groups

Some parts of dokuwiki (e.g. recent changes, old revisions) can
requests lots of user info (to provide editor names) without
requiring any group information.

This change also implements caching of user info by authmysql &
authpgsql plugins to avoid repeated querying of the DB to retrieve
the same user information.

show more ...

Restore correct public interface of getUserData() for authldap
plugin

The outer/public getUserData() implemented as a wrapper for the
previous fn which is now protected.

streamlined retrieveUsers() signature over all auth plugins FS#2919

authldap: handle bad groupkey gracefully

Update auth.php

As suggested by @selfthinker

Update auth.php

In Novell eDir the group search returns strings, not arrays. Added if-statement which determines if the result is an array or an string.

Fix password decryption during LDAP rebinding

The LDAP rebinding was still using the old blowfish encryption instead
of AES so rebinding failed.

skips 'count' entries in ldap results. Fixes FS#2370

fix problem when ldap returns no groups FS#2788

fix ldap deref option FS2798

Do not pass timelimit and deref settings to ldap_search. These values
should be set globally via ldap_set_option() instead (as we do for
deref).

LDAP: do not bind anonymously if superuser is set FS#2607

fixes for authldap

* makes proper use of plugin config
* adds a few first defaults, but the whole config metadata is still
missing
* proper PHP5 use and comments