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{ config, lib, pkgs, serverInfo, php, ... }:
with lib;
let
# https://wordpress.org/plugins/postgresql-for-wordpress/
# Wordpress plugin 'postgresql-for-wordpress' installation example
postgresqlForWordpressPlugin = pkgs.stdenv.mkDerivation {
name = "postgresql-for-wordpress-plugin";
# Download the theme from the wordpress site
src = pkgs.fetchurl {
url = https://downloads.wordpress.org/plugin/postgresql-for-wordpress.1.3.1.zip;
sha256 = "f11a5d76af884c7bec2bc653ed5bd29d3ede9a8657bd67ab7824e329e5d809e8";
};
# We need unzip to build this package
buildInputs = [ pkgs.unzip ];
# Installing simply means copying all files to the output directory
installPhase = "mkdir -p $out; cp -R * $out/";
};
# Our bare-bones wp-config.php file using the above settings
wordpressConfig = pkgs.writeText "wp-config.php" ''
<?php
define('DB_NAME', '${config.dbName}');
define('DB_USER', '${config.dbUser}');
define('DB_PASSWORD', '${config.dbPassword}');
define('DB_HOST', '${config.dbHost}');
define('DB_CHARSET', 'utf8');
$table_prefix = '${config.tablePrefix}';
if ( !defined('ABSPATH') )
define('ABSPATH', dirname(__FILE__) . '/');
require_once(ABSPATH . 'wp-settings.php');
${config.extraConfig}
'';
# .htaccess to support pretty URLs
htaccess = pkgs.writeText "htaccess" ''
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteBase /
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule . /index.php [L]
</IfModule>
'';
# The wordpress package itself
wordpressRoot = pkgs.stdenv.mkDerivation rec {
name = "wordpress";
# Fetch directly from the wordpress site, want to upgrade?
# Just change the version URL and update the hash
src = pkgs.fetchurl {
url = http://wordpress.org/wordpress-4.1.1.tar.gz;
sha256 = "1s9y0i9ms3m6dswb9gqrr95plnx6imahc07fyhvrp5g35f6c12k1";
};
installPhase = ''
mkdir -p $out
# Copy all the wordpress files we downloaded
cp -R * $out/
# We'll symlink the wordpress config
ln -s ${wordpressConfig} $out/wp-config.php
# As well as our custom .htaccess
ln -s ${htaccess} $out/.htaccess
# And the uploads directory
ln -s ${config.wordpressUploads} $out/wp-content/uploads
# And the theme(s)
${concatMapStrings (theme: "ln -s ${theme} $out/wp-content/themes/${theme.name}\n") config.themes}
# And the plugin(s)
# remove bundled plugin(s) coming with wordpress
rm -Rf $out/wp-content/plugins/akismet
# install plugins
${concatMapStrings (plugin: "ln -s ${plugin} $out/wp-content/plugins/${plugin.name}\n") (config.plugins ++ [ postgresqlForWordpressPlugin]) }
'';
};
in
{
# And some httpd extraConfig to make things work nicely
extraConfig = ''
<Directory ${wordpressRoot}>
DirectoryIndex index.php
Allow from *
Options FollowSymLinks
AllowOverride All
</Directory>
'';
enablePHP = true;
options = {
dbHost = mkOption {
default = "localhost";
description = "The location of the database server.";
example = "localhost";
};
dbName = mkOption {
default = "wordpress";
description = "Name of the database that holds the Wordpress data.";
example = "localhost";
};
dbUser = mkOption {
default = "wordpress";
description = "The dbUser, read the username, for the database.";
example = "wordpress";
};
dbPassword = mkOption {
default = "wordpress";
description = "The password to the respective dbUser.";
example = "wordpress";
};
tablePrefix = mkOption {
default = "wp_";
description = ''
The $table_prefix is the value placed in the front of your database tables. Change the value if you want to use something other than wp_ for your database prefix. Typically this is changed if you are installing multiple WordPress blogs in the same database. See <link xlink:href='http://codex.wordpress.org/Editing_wp-config.php#table_prefix'/>.
'';
};
wordpressUploads = mkOption {
default = "/data/uploads";
description = ''
This directory is used for uploads of pictures and must be accessible (read: owned) by the httpd running user. The directory passed here is automatically created and permissions are given to the httpd running user.
'';
};
plugins = mkOption {
default = [];
type = types.listOf types.path;
description =
''
List of path(s) to respective plugin(s) which are symlinked from the 'plugins' directory. Note: These plugins need to be packaged before use.
'';
example = ''
# Wordpress plugin 'akismet' installation example
akismetPlugin = pkgs.stdenv.mkDerivation {
name = "akismet-plugin";
# Download the theme from the wordpress site
src = pkgs.fetchurl {
url = https://downloads.wordpress.org/plugin/akismet.3.1.zip;
sha256 = "1i4k7qyzna08822ncaz5l00wwxkwcdg4j9h3z2g0ay23q640pclg";
};
# We need unzip to build this package
buildInputs = [ pkgs.unzip ];
# Installing simply means copying all files to the output directory
installPhase = "mkdir -p $out; cp -R * $out/";
};
And then pass this theme to the themes list like this:
plugins = [ akismetPlugin ];
'';
};
themes = mkOption {
default = [];
type = types.listOf types.path;
description =
''
List of path(s) to respective theme(s) which are symlinked from the 'theme' directory. Note: These themes need to be packaged before use.
'';
example = ''
# For shits and giggles, let's package the responsive theme
responsiveTheme = pkgs.stdenv.mkDerivation {
name = "responsive-theme";
# Download the theme from the wordpress site
src = pkgs.fetchurl {
url = http://wordpress.org/themes/download/responsive.1.9.7.6.zip;
sha256 = "06i26xlc5kdnx903b1gfvnysx49fb4kh4pixn89qii3a30fgd8r8";
};
# We need unzip to build this package
buildInputs = [ pkgs.unzip ];
# Installing simply means copying all files to the output directory
installPhase = "mkdir -p $out; cp -R * $out/";
};
And then pass this theme to the themes list like this:
themes = [ responsiveTheme ];
'';
};
extraConfig = mkOption {
default = "";
example =
''
define( 'AUTOSAVE_INTERVAL', 60 ); // Seconds
'';
description = ''
Any additional text to be appended to Wordpress's wp-config.php
configuration file. This is a PHP script. For configuration
settings, see <link xlink:href='http://codex.wordpress.org/Editing_wp-config.php'/>.
'';
};
};
documentRoot = wordpressRoot;
startupScript = pkgs.writeScript "init-wordpress.sh" ''
#!/bin/sh
mkdir -p ${config.wordpressUploads}
chown ${serverInfo.serverConfig.user} ${config.wordpressUploads}
# we should use systemd dependencies here
#waitForUnit("network-interfaces.target");
if [ ! -d ${serverInfo.fullConfig.services.mysql.dataDir}/${config.dbName} ]; then
# Wait until MySQL is up
while [ ! -e /var/run/mysql/mysqld.pid ]; do
sleep 1
done
${pkgs.mysql}/bin/mysql -e 'CREATE DATABASE ${config.dbName};'
${pkgs.mysql}/bin/mysql -e 'GRANT ALL ON ${config.dbName}.* TO ${config.dbUser}@localhost IDENTIFIED BY "${config.dbPassword}";'
fi
'';
}
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