Do not connect DB if we're already connected

Remove unnecessary variable assignment

Change properties and methods visibility

Use protected instead of private

Control default group membership via config option

Prior to this, the plugin would automatically add all users to the
Dokuwiki defaultgroup.

This is now an option for the administrator, via Configu

Control default group membership via config option

Prior to this, the plugin would automatically add all users to the
Dokuwiki defaultgroup.

This is now an option for the administrator, via Configuration Manager.

Fixes #4

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Add debugging information

When DokuWiki is running in Debug mode (allowdebug = 1), the plugin will
write detailed information in the debug.log file.

- id of user logging in
- SQL statement executed

Add debugging information

When DokuWiki is running in Debug mode (allowdebug = 1), the plugin will
write detailed information in the debug.log file.

- id of user logging in
- SQL statement executed
- query execution status
- password check result

Fixes #5

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Store PDO connection as property

This way, we only connect to the DB once (in the constructor) and reuse
the established connection when retrieving user data.

Fixes #3

The prefix also applies to capabilities

Implement configurable Wordpress DB table prefix

Fixes #1

Fix error when user does not exist

Warning: array_keys() expects parameter 1 to be array, boolean given

Fix vi modeline to not expand tabs

Auth plugin base implementation

Initial commit with plugin structure

Created with DokuWiki Plugin Wizard
http://pluginwiz.dokuwiki.org/