## Configuration

This screen let the administrator do basic configuration. Indeed, this screen only shows simple configuration parameters that should be enough for the vast majority of administrators. If you want to see other numerous (and advanced) configuration parameters, read file include/config_default.inc.php.

This screen is divided in several sections, regrouping configuration parameters by theme.

### Main

- Gallery title: used in RSS feed and notifications by email.
- Page banner: displayed on top of each public page.
- Gallery URL: used for the RSS feed.
- Lock gallery: Lock the entire gallery for maintenance. Only administrator users will be able to reach the gallery.
- Rating: Picture rating feature is enabled.
- Rating by guests: Even non registered users can rate images.
- Allow user registration: Registration is free for all.
- Mail address is obligatory for all users: Mail address will checked on registration or profile update except if the action is done on administration part.
- Email admins when a new user registers: Administrators will be received mail for each registration.

### History

Visits on pages category.php and picture.php will be saved in the `history` table.

Visits will be shown in Administration, Specials, History.

- Save page visits by guests: page visits by guests will be saved.
- Save page visits by users: visits by registrered users will be saved.
- Save page visits by administrators: page visits by administrators will be saved.

### Comments

- Comments for all: Even guest not registered can post comments.
- Number of comments per page.
- Validation: an administrator validate users posted comments before they become visible on the site. User comments validation takes place in screen Administration, Pictures, Comments.
- Email admins when a valid comment is entered: Sends an email to the administrators when a user enters a comment and this comment is validated.
- Email admins when a comment requires validation: Sends an email to the administrators when a user enters a comment that requires validation by the admin. User comments validation takes place in the screen Administration, Pictures, Comments.

### Upload

- Show upload link every time: If exists uploadeable categories, add link will be show for each categoy.
- User access level to upload: Allows to restrict upload by users
- Email adminis when a picture is uploaded: Administrators will be received mail for each picture uploaded by a user.

### Default display

Here you can change display options used by default, when guest is not connected. Once connected, these options are overloaded by user own options (modifiable in profile).

It is possible to change display options for all existing users, but the screen to consider is Administration, Identification, Users, where you can options for a selected list of users.

- Language: concerns only Piwigo labels. Category names, picture names and all descriptions are not localized.
- Number of images per row
- Number of rows per page
- Interface theme
- Recent period: By days. Period within a picture is shown as new. Must be superior to 1 day.
- Expand all categories: Expand all categories by default in the menu? Warning: this option is resources consuming and may generate a huge menu if your category tree is contains many categories.
- Show number of comments: show the number of comments for each picture on the thumbnails page. Resource consuming.
- Show hits count: display hits observed on picture just under its thumbnail on the thumbnails page. Only when advanced configuration parameter is:
  $conf['show_nb_hits'] = true;
  Notice: it is false by default.
- Maximum width of the pictures: maximum displayed width. If pictures are larger than this setting, they will be resized on display. If you consider filling this option, you'd better consider modifying the width of your pictures instead.
- Maximum height of the pictures: same remarks as for previous setting.