Debian 8 (Jessie) - Web メールシステム Roundcube Webmail インストール（ソースビルド）！

# wget http://downloads.sourceforge.net/project/roundcubemail/roundcubemail/1.1.1/roundcubemail-1.1.1.tar.gz
                                           # <= アーカイブダウンロード
# tar zxvf roundcubemail-1.1.1.tar.gz      # <= アーカイブ展開
# mv roundcubemail-*/ /var/www/roundcube   # <= 所定の位置へ移動
# chown nginx:nginx -R /var/www/roundcube  # <= 所有者変更
# chmod o+w -R /var/www/roundcube/temp/    # <= 書き込み権限付与
# chmod o+w -R /var/www/roundcube/logs/    # <= 書き込み権限付与
# rm -f roundcubemail-1.1.1.tar.gz         # <= 後始末

    // convert charset using mbstring module
    if ($mbstring_list !== false) {
        $aliases['WINDOWS-1257'] = 'ISO-8859-13';
        // ====[ 追加 ]===>
        $aliases['JIS'] = 'ISO-2022-JP-MS';
        $aliases['ISO-2022-JP'] = 'ISO-2022-JP-MS';
        $aliases['EUC-JP'] = 'EUCJP-WIN';
        $aliases['SJIS'] = 'SJIS-WIN';
        $aliases['SHIFT_JIS'] = 'SJIS-WIN';
        // <===[ 追加 ]====
        // it happens that mbstring supports ASCII but not US-ASCII
        if (($from == 'US-ASCII' || $to == 'US-ASCII') && !in_array('US-ASCII', $mbstring_list)) {
            $aliases['US-ASCII'] = 'ASCII';
        }

# wget http://svn.apache.org/repos/asf/httpd/httpd/trunk/docs/conf/mime.types
                                            # <= ダウンロード
# mv mime.types /var/www/roundcube/config/  # <= 所定の位置へ移動

// Absolute path to a local mime.types mapping table file.
// This is used to derive mime-types from the filename extension or vice versa.
// Such a file is usually part of the apache webserver. If you don't find a file named mime.types on your system,
// download it from http://svn.apache.org/repos/asf/httpd/httpd/trunk/docs/conf/mime.types
$config['mime_types'] = '/var/www/roundcube/config/mime.types';  // <= 変更（mime.types の位置を指定）

# apt-get -y install php-pear php5-mysql php5-mcrypt php5-intl

# pear install Auth_SASL
# pear install Net_SMTP
# pear install Net_IDNA2
# pear install Mail_mime
# pear install Mail_mimeDecode

# mysql -u root -p
Enter password:                                   # <= root パスワード
Welcome to the MariaDB monitor.  Commands end with ; or \g.
Your MariaDB connection id is 34
Server version: 10.0.16-MariaDB-1-log (Debian)

Copyright (c) 2000, 2014, Oracle, MariaDB Corporation Ab and others.

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

MariaDB [(none)]> CREATE DATABASE roundcubemail;  # <= roundcubemail データベース作成
Query OK, 1 row affected (0.00 sec)

MariaDB [(none)]> GRANT ALL PRIVILEGES ON roundcubemail.* TO roundcube@localhost IDENTIFIED BY '任意のパスワード';
                                                  # <= ユーザ roundcube 作成
Query OK, 0 rows affected (0.00 sec)

MariaDB [(none)]> FLUSH PRIVILEGES;               # <= 即時反映
Query OK, 0 rows affected (0.00 sec)

MariaDB [(none)]> exit                            # <= ログアウト
Bye

# mysql -u roundcube -p roundcubemail < /var/www/roundcube/SQL/mysql.initial.sql
Enter password:  # <= roundcube ユーザのパスワード

[Date]
; Defines the default timezone used by the date functions
; http://php.net/date.timezone
;date.timezone =
date.timezone = Asia/Tokyo  // <= 追加

// This domain will be used to form e-mail addresses of new users
// Specify an array with 'host' => 'domain' values to support multiple hosts
// Supported replacement variables:
// %h - user's IMAP hostname
// %n - http hostname ($_SERVER['SERVER_NAME'])
// %d - domain (http hostname without the first part)
// %z - IMAP domain (IMAP hostname without the first part)
// For example %n = mail.domain.tld, %t = domain.tld
$config['mail_domain'] = 'mk-mode.com';     # <= 変更 （送信元メールアドレスのドメインを指定）

// Use this charset as fallback for message decoding$
$config['default_charset'] = 'ISO-2022-1';  # <= 変更（日本語対応）

// enforce connections over https
// with this option enabled, all non-secure connections will be redirected.
// set the port for the ssl connection as value of this option if it differs from the default 443
$config['force_https'] = true;              # <= 変更（https アクセス(SSL)の強制）

// the way how contact names are displayed in the list
// 0: display name
// 1: (prefix) firstname middlename surname (suffix)
// 2: (prefix) surname firstname middlename (suffix)
// 3: (prefix) surname, firstname middlename (suffix)
$config['addressbook_name_listing'] = 2;    # <= 変更（アドレス帳での表示を姓名形式に）

// Set true if deleted messages should not be displayed$
// This will make the application run slower$
$config['skip_deleted'] = true;             # <= 変更（削除済みメッセージを非表示）

server {
    listen       443 ssl;
    server_name  localhost;

    #ssl_certificate      /etc/nginx/cert.pem;
    ssl_certificate      /etc/ssl/private/server.crt;
    #ssl_certificate_key  /etc/nginx/cert.key;
    ssl_certificate_key  /etc/ssl/private/server.key;

    ssl_session_cache shared:SSL:1m;
    ssl_session_timeout  5m;

    ssl_ciphers  HIGH:!aNULL:!MD5;
    ssl_prefer_server_ciphers   on;

    location / {
        #root   /usr/share/nginx/html;
        root   /var/www/html;
        index  index.html index.htm;
    }

    # ====[ 追加 ]===>
    # RoundCube Webmail
    location /roundcube {
        alias /var/www/roundcube;
        allow 127.0.0.1;        # <= 内部からのみアクセス可にする場合
        allow 192.168.11.0/24;  # <= 内部からのみアクセス可にする場合
        deny all;               # <= 内部からのみアクセス可にする場合
        # allow all;            # <= 外部からもアクセス可にする場合
        index  index.php;
    }
    location /roundcube/config {
        deny all;
    }
    location /roundcube/temp {
        deny all;
    }
    location /roundcube/logs {
        deny all;
    }

    location ~ /roundcube/.*\.php$ {
        fastcgi_pass    127.0.0.1:9000;
        fastcgi_index   index.php;
        fastcgi_param   SCRIPT_FILENAME  /var/www/$uri;
        include         fastcgi_params;
        fastcgi_pass_header "X-Accel-Redirect";
        fastcgi_pass_header "X-Accel-Buffering";
        fastcgi_pass_header "X-Accel-Charset";
        fastcgi_pass_header "X-Accel-Expires";
        fastcgi_pass_header "X-Accel-Limit-Rate";
    }
    # <===[ 追加 ]====

}

echo Alias /roundcube /var/www/roundcube

# systemctl restart nginx

# systemctl resatrt php-fpm