<?php
require_once 'instantavatar.php';
header('content-type: image/png');
$ia = new InstantAvatar('Comfortaa-Regular.ttf', 18, 40, 40, 2, 'glass.png');
$ia->generateRandom('ia');
$ia->passThru();
/**
* Generate an avatar image
* @param User $oUser
* @return string Relative URL to avatar image
*/
public function generateAvatar($oUser, $aParams = array(), $bOverwrite = false)
{
$iAvatarDefaultSize = BsConfig::get('MW::Avatars::DefaultSize');
$iAvatarHeight = isset($aParams['height']) ? $aParams['height'] : $iAvatarDefaultSize;
$iAvatarWidth = isset($aParams['width']) ? $aParams['width'] : $iAvatarDefaultSize;
$iUserId = $oUser->getId();
$sUserName = $oUser->getName();
$sUserRealName = $oUser->getRealName();
$sAvatarFileName = self::$sAvatarFilePrefix . $iUserId . ".png";
# TODO: Check if this is more expensive than a simple file_exists()
$oFile = BsFileSystemHelper::getFileFromRepoName($sAvatarFileName, 'Avatars');
# If avatar doesn't yet exit, create one
if (!$oFile->exists() || $bOverwrite) {
$sGenerator = BsConfig::get('MW::Avatars::Generator');
switch ($sGenerator) {
case 'Identicon':
require_once __DIR__ . "/includes/lib/Identicon/identicon.php";
$sRawPNGAvatar = generateIdenticon($iUserId, $iAvatarDefaultSize);
# non-random
break;
case 'InstantAvatar':
require_once __DIR__ . "/includes/lib/InstantAvatar/instantavatar.php";
$iFontSize = round(18 / 40 * $iAvatarDefaultSize);
$oIA = new InstantAvatar(__DIR__ . '/includes/lib/InstantAvatar/Comfortaa-Regular.ttf', $iFontSize, $iAvatarDefaultSize, $iAvatarDefaultSize, 2, __DIR__ . '/includes/lib/InstantAvatar/glass.png');
if ($sUserRealName) {
preg_match_all('#(^| )(.)#u', $sUserRealName, $aMatches);
$sChars = implode('', $aMatches[2]);
if (mb_strlen($sChars) < 2) {
$sChars = $sUserRealName;
}
} else {
$sChars = $sUserName;
}
$oIA->generateRandom($sChars);
# random
$sRawPNGAvatar = $oIA->getRawPNG();
break;
default:
throw new MWException('FATAL: Avatar generator not found!');
break;
}
$oStatus = BsFileSystemHelper::saveToDataDirectory($sAvatarFileName, $sRawPNGAvatar, $this->mInfo[EXTINFO::NAME]);
if (!$oStatus->isGood()) {
throw new MWException('FATAL: Avatar could not be saved!');
}
# found no way to regenerate thumbs. just delete thumb folder if it exists
$oStatus = BsFileSystemHelper::deleteFolder('Avatars' . DS . 'thumb' . DS . $sAvatarFileName, true);
if (!$oStatus->isGood()) {
throw new MWException('FATAL: Avatar thumbs could no be deleted!');
}
$oFile = BsFileSystemHelper::getFileFromRepoName($sAvatarFileName, 'Avatars');
}
$sNewUserImageSrc = $oFile->createThumb($iAvatarWidth, $iAvatarHeight);
return $sNewUserImageSrc;
}
