/**
* Load avatar context data.
*
* @return boolean
*/
function profileLoadAvatarData()
{
global $context, $cur_profile, $modSettings, $scripturl;
$context['avatar_url'] = $modSettings['avatar_url'];
$valid_protocol = substr($cur_profile['avatar'], 0, 7) === 'http://' || substr($cur_profile['avatar'], 0, 8) === 'https://';
// Default context.
$context['member']['avatar'] += array('custom' => $valid_protocol ? $cur_profile['avatar'] : 'http://', 'selection' => $valid_protocol ? $cur_profile['avatar'] : '', 'id_attach' => $cur_profile['id_attach'], 'filename' => $cur_profile['filename'], 'allow_server_stored' => allowedTo('profile_server_avatar') || !$context['user']['is_owner'] && allowedTo('profile_extra_any'), 'allow_upload' => allowedTo('profile_upload_avatar') || !$context['user']['is_owner'] && allowedTo('profile_extra_any'), 'allow_external' => allowedTo('profile_remote_avatar') || !$context['user']['is_owner'] && allowedTo('profile_extra_any'), 'allow_gravatar' => allowedTo('profile_gravatar') || !$context['user']['is_owner'] && allowedTo('profile_extra_any'));
if ($cur_profile['avatar'] == '' && $cur_profile['id_attach'] > 0 && $context['member']['avatar']['allow_upload']) {
$context['member']['avatar'] += array('choice' => 'upload', 'server_pic' => 'blank.png', 'external' => 'http://');
$context['member']['avatar']['href'] = empty($cur_profile['attachment_type']) ? $scripturl . '?action=dlattach;attach=' . $cur_profile['id_attach'] . ';type=avatar' : $modSettings['custom_avatar_url'] . '/' . $cur_profile['filename'];
} elseif ($valid_protocol && $context['member']['avatar']['allow_external']) {
$context['member']['avatar'] += array('choice' => 'external', 'server_pic' => 'blank.png', 'external' => $cur_profile['avatar']);
} elseif ($cur_profile['avatar'] == 'gravatar' && $context['member']['avatar']['allow_gravatar']) {
$context['member']['avatar'] += array('choice' => 'gravatar', 'server_pic' => 'blank.png', 'external' => 'http://');
} elseif ($cur_profile['avatar'] != '' && file_exists($modSettings['avatar_directory'] . '/' . $cur_profile['avatar']) && $context['member']['avatar']['allow_server_stored']) {
$context['member']['avatar'] += array('choice' => 'server_stored', 'server_pic' => $cur_profile['avatar'] == '' ? 'blank.png' : $cur_profile['avatar'], 'external' => 'http://');
} else {
$context['member']['avatar'] += array('choice' => 'none', 'server_pic' => 'blank.png', 'external' => 'http://');
}
// Get a list of all the avatars.
if ($context['member']['avatar']['allow_server_stored']) {
require_once SUBSDIR . '/Attachments.subs.php';
$context['avatar_list'] = array();
$context['avatars'] = is_dir($modSettings['avatar_directory']) ? getServerStoredAvatars('', 0) : array();
} else {
$context['avatar_list'] = array();
$context['avatars'] = array();
}
// Second level selected avatar...
$context['avatar_selected'] = substr(strrchr($context['member']['avatar']['server_pic'], '/'), 1);
return true;
}
/**
* Recursive function to retrieve server-stored avatar files
*
* @package Attachments
* @param string $directory
* @param int $level
* @return array
*/
function getServerStoredAvatars($directory, $level)
{
global $context, $txt, $modSettings;
$result = array();
// Open the directory..
$dir = dir($modSettings['avatar_directory'] . (!empty($directory) ? '/' : '') . $directory);
$dirs = array();
$files = array();
if (!$dir) {
return array();
}
while ($line = $dir->read()) {
if (in_array($line, array('.', '..', 'blank.png', 'index.php'))) {
continue;
}
if (is_dir($modSettings['avatar_directory'] . '/' . $directory . (!empty($directory) ? '/' : '') . $line)) {
$dirs[] = $line;
} else {
$files[] = $line;
}
}
$dir->close();
// Sort the results...
natcasesort($dirs);
natcasesort($files);
if ($level == 0) {
$result[] = array('filename' => 'blank.png', 'checked' => in_array($context['member']['avatar']['server_pic'], array('', 'blank.png')), 'name' => $txt['no_pic'], 'is_dir' => false);
}
foreach ($dirs as $line) {
$tmp = getServerStoredAvatars($directory . (!empty($directory) ? '/' : '') . $line, $level + 1);
if (!empty($tmp)) {
$result[] = array('filename' => htmlspecialchars($line, ENT_COMPAT, 'UTF-8'), 'checked' => strpos($context['member']['avatar']['server_pic'], $line . '/') !== false, 'name' => '[' . htmlspecialchars(str_replace('_', ' ', $line), ENT_COMPAT, 'UTF-8') . ']', 'is_dir' => true, 'files' => $tmp);
}
unset($tmp);
}
foreach ($files as $line) {
$filename = substr($line, 0, strlen($line) - strlen(strrchr($line, '.')));
$extension = substr(strrchr($line, '.'), 1);
// Make sure it is an image.
if (strcasecmp($extension, 'gif') != 0 && strcasecmp($extension, 'jpg') != 0 && strcasecmp($extension, 'jpeg') != 0 && strcasecmp($extension, 'png') != 0 && strcasecmp($extension, 'bmp') != 0) {
continue;
}
$result[] = array('filename' => htmlspecialchars($line, ENT_COMPAT, 'UTF-8'), 'checked' => $line == $context['member']['avatar']['server_pic'], 'name' => htmlspecialchars(str_replace('_', ' ', $filename), ENT_COMPAT, 'UTF-8'), 'is_dir' => false);
if ($level == 1) {
$context['avatar_list'][] = $directory . '/' . $line;
}
}
return $result;
}