'radios',
'#title' => t('Default image'),
'#description' => t('Specifies an image that should be returned if either the requested e-mail address has no associated gravatar, or that gravatar has a rating higher than is allowed by the maturity filter.'),
'#options' => array(
GRAVATAR_DEFAULT_GLOBAL => t('Global default user image'),
GRAVATAR_DEFAULT_MODULE => t('Module default image (white background)'),
GRAVATAR_DEFAULT_MODULE_CLEAR => t('Module default image (transparent background)'),
GRAVATAR_DEFAULT_MYSTERY_MAN => t('Gravatar.com mystery man'),
GRAVATAR_DEFAULT_LOGO => t('Gravatar.com logo'),
GRAVATAR_DEFAULT_IDENTICON => t('Gravatar.com identicon (generated)'),
GRAVATAR_DEFAULT_MONSTERID => t('Gravatar.com monsterid (generated)'),
GRAVATAR_DEFAULT_WAVATAR => t('Gravatar.com wavatar (generated)'),
GRAVATAR_DEFAULT_RETRO => t('Gravatar.com retro 8-bit arcade-style pixelated faces (generated)'),
),
'#default_value' => variable_get('gravatar_default', GRAVATAR_DEFAULT_MODULE),
'#prefix' => '' . theme('image', '', t('Default picture example'), t('Default picture example'), array('id' => 'gravatar-imagepreview'), FALSE) . '
',
'#process' => array('expand_radios', 'gravatar_process_default_setting'),
);
$form['gravatar_size'] = array(
'#type' => 'item',
'#title' => t('Image size'),
'#description' => t('The preferred image size (maximum @max pixels). This setting can be adjusted in the user pictures settings.', array('@max' => GRAVATAR_SIZE_MAX, '@user-picture-link' => url('admin/user/settings', array('fragment' => 'edit-user-picture-default')))),
'#value' => t('@sizex@size pixels', array('@size' => _gravatar_get_size())),
);
$form['gravatar_rating'] = array(
'#type' => 'select',
'#title' => t('Image maturity filter'),
'#description' => theme('item_list', array(
t('G: Suitable for display on all websites with any audience type.'),
t('PG: May contain rude gestures, provocatively dressed individuals, the lesser swear words, or mild violence.'),
t('R: May contain such things as harsh profanity, intense violence, nudity, or hard drug use.'),
t('X: May contain hardcore sexual imagery or extremely disturbing violence.'),
)),
'#options' => drupal_map_assoc(array('G', 'PG', 'R', 'X')),
'#default_value' => variable_get('gravatar_rating', 'G'),
);
// Add JavaScript and CSS to swap the defalut image previews.
drupal_add_js(drupal_get_path('module', 'gravatar') . '/gravatar.js');
drupal_add_css(drupal_get_path('module', 'gravatar') . '/gravatar.css');
// Advanced settings.
$form['advanced'] = array(
'#type' => 'fieldset',
'#title' => t('Advanced'),
'#description' => t('Do not modify these options unless you know what you are doing!'),
'#collapsible' => TRUE,
'#collapsed' => TRUE,
);
$form['advanced']['gravatar_url'] = array(
'#type' => 'textfield',
'#title' => t('Gravatar URL'),
'#default_value' => variable_get('gravatar_url', GRAVATAR_URL),
);
$form['advanced']['gravatar_url_ssl'] = array(
'#type' => 'textfield',
'#title' => t('Gravatar secure URL'),
'#default_value' => variable_get('gravatar_url_ssl', GRAVATAR_URL_SSL),
);
return system_settings_form($form);
}
/**
* Add previews for each default picture option.
*/
function gravatar_process_default_setting($element) {
$element[GRAVATAR_DEFAULT_GLOBAL]['#description'] = t('This setting can be adjusted in the user pictures settings.', array('@user-picture-link' => url('admin/user/settings', array('fragment' => 'edit-user-picture-default'))));
// If the global user picture is empty, disable the respective option.
if (!variable_get('user_picture_default', '')) {
$element[GRAVATAR_DEFAULT_GLOBAL]['#disabled'] = TRUE;
$element[GRAVATAR_DEFAULT_GLOBAL]['#description'] = t('There currently is not a global default user picture specified.') . ' ' . $element[GRAVATAR_DEFAULT_GLOBAL]['#description'];
}
foreach ($element['#options'] as $key => $choice) {
// Add an image to preview this default image option.
$options = array(
'path' => gravatar_get_gravatar(mt_rand(), array('default' => _gravatar_get_default_image($key), 'force default' => TRUE)),
'alt' => $choice,
'title' => $choice,
'attributes' => array(
'id' => 'gravatar-imagepreview-'. $key,
// Hide the image if the respective option is disabled.
'class' => $choice['#disabled'] ? 'hide' : 'js-hide',
),
'getsize' => FALSE,
);
$element[$key]['#suffix'] = theme('image', $options['path'], $options['alt'], $options['title'], $options['attributes'], $options['getsize']);
}
return $element;
}