[Typecho] Gravatar & Qlogo 评论头像缓存

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//缓存Qlogo头像
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public static function getQlogoCache($avatar,$nk){
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    //setting-start
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    $options = mget();
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    $default = '';
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    if (strlen($options->defaultAvator) > 0){
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        $default = $options->defaultAvator;
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    }
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    //缓存时间，单位秒，1209600秒=14天
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    $timeCache = 1209600;
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    //头像缓存目录
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    $tempDir = "/usr/uploads/qlogoCache/";
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    //setting-end
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    $host = "https://q.qlogo.cn";
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    $imgName = $nk . ".jpg";
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    $localImgFile = __TYPECHO_ROOT_DIR__ . $tempDir . $imgName;
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    if(!self::mkdirs(dirname($localImgFile))){
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        throw new exception('GravatarCache 缓存目录创建失败，请检查指定的目录是否可写' );
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    }
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    if(!file_exists($localImgFile) || (time() - filemtime($localImgFile)) > $timeCache){
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        if(!self::download($avatar, $host, $localImgFile)) return $default;
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    }
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    $fileSize = filesize($localImgFile);
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    if($fileSize < 1){
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        if(!self::download($avatar, $host, $localImgFile)) return $default;
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    }
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    if($fileSize == 1512 || $fileSize == 971) return $default;
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    return $tempDir . $imgName;
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}
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//缓存Gravator头像
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public static function getGravatorCache($email,$host){
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    //setting-start
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    $options = mget();
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    $default = '';
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    if (strlen($options->defaultAvator) > 0){
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        $default = $options->defaultAvator;
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    }
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    //缓存时间，单位秒，1209600秒=14天
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    $timeCache = 1209600;
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    //头像缓存目录
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    $tempDir = "/usr/uploads/avatarCache/";
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    //setting-end
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    $url = '/';//自定义头像目录,一般保持默认即可
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    $size = '40';//自定义头像大小
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    $rating = Helper::options()->commentsAvatarRating;
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    $hash = md5(strtolower($email));
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    $avatar = $host . $url . $hash . '?s=' . $size . '&r=' . $rating . '&d=' . urlencode($default);
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    $imgName = $hash . ".jpg";
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    $localImgFile = __TYPECHO_ROOT_DIR__ . $tempDir . $imgName;
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    if(!self::mkdirs(dirname($localImgFile))){
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        throw new exception('GravatarCache 缓存目录创建失败，请检查指定的目录是否可写' );
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    }
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    if(!file_exists($localImgFile) || (time() - filemtime($localImgFile)) > $timeCache){
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        if(!self::download($avatar, $host, $localImgFile)) return $default;
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    }
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  $fileSize = filesize($localImgFile);
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    if($fileSize < 1){
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        if(!self::download($avatar, $host, $localImgFile)) return $default;
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    }
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    return $tempDir . $imgName;
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}
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//递归建立目录
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public static function mkdirs($dir){
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    return is_dir($dir) or (self::mkdirs(dirname($dir)) and mkdir($dir, 0777));
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}
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//下载头像
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public static function download( $url, $referer, $imagePath ){
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    $fpLocal = @fopen( $imagePath, 'w' );
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    if( !$fpLocal ) {
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        return false;
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    }
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    if( is_callable('curl_init') ) {
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        $ch = curl_init();
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        curl_setopt( $ch, CURLOPT_URL, $url );
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        curl_setopt( $ch, CURLOPT_REFERER, $referer );
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        curl_setopt( $ch, CURLOPT_CONNECTTIMEOUT, 10 );
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        curl_setopt( $ch, CURLOPT_FOLLOWLOCATION, 1 );
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        curl_setopt( $ch, CURLOPT_HEADER, 0 );
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        curl_setopt( $ch, CURLOPT_FILE, $fpLocal );
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        if( !curl_exec($ch) ) {
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            fclose( $fpLocal );
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            curl_close( $ch );
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            return false;
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        }
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        curl_close( $ch );
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    }else {
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        $opts = array(
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            'http' => array(
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                'method' => "GET",
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                'header' => "Referer: $referer\r\n"
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            )
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        );
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            $context = stream_context_create( $opts );
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        $fpRemote = @fopen( $url, 'r', false, $context );
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        if( !$fpRemote ) {
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            fclose( $fpLocal );
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            return false;
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        }
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            while( !feof( $fpRemote ) ) {
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            fwrite( $fpLocal, fread($fpRemote, 8192) );
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        }
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        fclose( $fpRemote );
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    }
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        fclose( $fpLocal );
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    return true;
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}

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public static function getAvator($email){
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    $options = mget();
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    $cdnUrl = $options->CDNURL;
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    if (@ in_array('emailToQQ',$options->featuresetup)){
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        $str = explode('@', $email);
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        if (@$str[1] == 'qq.com') {
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            $avatorSrc = 'https://q.qlogo.cn/g?b=qq&nk='.$str[0].'&s=40';
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            $avatorSrc = self::getQlogoCache($avatorSrc,$str[0]);//修改1：直接加这一句
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        }else{
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            $avatorSrc = Utils::getGravatorCache($email,$cdnUrl);//修改2：改函数名
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        }
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    }else{
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        $avatorSrc = Utils::getGravatorCache($email,$cdnUrl);//修改3：改函数名
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    }
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    return $avatorSrc;
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}