nixpkgs/modules/services/web-servers/apache-httpd/mediawiki.nix
2013-05-17 13:38:20 +02:00

304 lines
8.6 KiB
Nix
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

{ config, pkgs, serverInfo, php, ... }:
with pkgs.lib;
let
mediawikiConfig = pkgs.writeText "LocalSettings.php"
''
<?php
# Copied verbatim from the default (generated) LocalSettings.php.
if( defined( 'MW_INSTALL_PATH' ) ) {
$IP = MW_INSTALL_PATH;
} else {
$IP = dirname( __FILE__ );
}
$path = array( $IP, "$IP/includes", "$IP/languages" );
set_include_path( implode( PATH_SEPARATOR, $path ) . PATH_SEPARATOR . get_include_path() );
require_once( "$IP/includes/DefaultSettings.php" );
if ( $wgCommandLineMode ) {
if ( isset( $_SERVER ) && array_key_exists( 'REQUEST_METHOD', $_SERVER ) ) {
die( "This script must be run from the command line\n" );
}
}
$wgScriptPath = "${config.urlPrefix}";
# We probably need to set $wgSecretKey and $wgCacheEpoch.
# Paths to external programs.
$wgDiff3 = "${pkgs.diffutils}/bin/diff3";
$wgDiff = "${pkgs.diffutils}/bin/diff";
$wgImageMagickConvertCommand = "${pkgs.imagemagick}/bin/convert";
#$wgDebugLogFile = "/tmp/mediawiki_debug_log.txt";
# Database configuration.
$wgDBtype = "${config.dbType}";
$wgDBserver = "${config.dbServer}";
$wgDBuser = "${config.dbUser}";
$wgDBpassword = "${config.dbPassword}";
$wgDBname = "${config.dbName}";
# E-mail.
$wgEmergencyContact = "${config.emergencyContact}";
$wgPasswordSender = "${config.passwordSender}";
$wgSitename = "${config.siteName}";
${optionalString (config.logo != "") ''
$wgLogo = "${config.logo}";
''}
${optionalString (config.articleUrlPrefix != "") ''
$wgArticlePath = "${config.articleUrlPrefix}/$1";
''}
${optionalString config.enableUploads ''
$wgEnableUploads = true;
$wgUploadDirectory = "${config.uploadDir}";
''}
${optionalString (config.defaultSkin != "") ''
$wgDefaultSkin = "${config.defaultSkin}";
''}
${config.extraConfig}
?>
'';
# Unpack Mediawiki and put the config file in its root directory.
mediawikiRoot = pkgs.stdenv.mkDerivation rec {
name= "mediawiki-1.20.5";
src = pkgs.fetchurl {
url = "http://download.wikimedia.org/mediawiki/1.20/${name}.tar.gz";
sha256 = "0ix6khrilfdncjqnh41xjs0bd49i1q0rywycjaixjfpwj6vjbqbl";
};
skins = config.skins;
buildPhase =
''
for skin in $skins; do
cp -prvd $skin/* skins/
done
''; # */
installPhase =
''
ensureDir $out
cp -r * $out
cp ${mediawikiConfig} $out/LocalSettings.php
'';
};
mediawikiScripts = pkgs.runCommand "mediawiki-${config.id}-scripts"
{ buildInputs = [ pkgs.makeWrapper ]; }
''
ensureDir $out/bin
for i in changePassword.php createAndPromote.php userOptions.php edit.php nukePage.php update.php; do
makeWrapper ${php}/bin/php $out/bin/mediawiki-${config.id}-$(basename $i .php) \
--add-flags ${mediawikiRoot}/maintenance/$i
done
'';
in
{
extraConfig =
''
${optionalString config.enableUploads ''
Alias ${config.urlPrefix}/images ${config.uploadDir}
<Directory ${config.uploadDir}>
Order allow,deny
Allow from all
Options -Indexes
</Directory>
''}
Alias ${config.urlPrefix} ${mediawikiRoot}
<Directory ${mediawikiRoot}>
Order allow,deny
Allow from all
DirectoryIndex index.php
</Directory>
${optionalString (config.articleUrlPrefix != "") ''
Alias ${config.articleUrlPrefix} ${mediawikiRoot}/index.php
''}
'';
enablePHP = true;
options = {
id = mkOption {
default = "main";
description = ''
A unique identifier necessary to keep multiple MediaWiki server
instances on the same machine apart. This is used to
disambiguate the administrative scripts, which get names like
mediawiki-$id-change-password.
'';
};
dbType = mkOption {
default = "postgres";
example = "mysql";
description = "Database type.";
};
dbName = mkOption {
default = "mediawiki";
description = "Name of the database that holds the MediaWiki data.";
};
dbServer = mkOption {
default = ""; # use a Unix domain socket
example = "10.0.2.2";
description = ''
The location of the database server. Leave empty to use a
database server running on the same machine through a Unix
domain socket.
'';
};
dbUser = mkOption {
default = "mediawiki";
description = "The user name for accessing the database.";
};
dbPassword = mkOption {
default = "";
example = "foobar";
description = ''
The password of the database user. Warning: this is stored in
cleartext in the Nix store!
'';
};
emergencyContact = mkOption {
default = serverInfo.serverConfig.adminAddr;
example = "admin@example.com";
description = ''
Emergency contact e-mail address. Defaults to the Apache
admin address.
'';
};
passwordSender = mkOption {
default = serverInfo.serverConfig.adminAddr;
example = "password@example.com";
description = ''
E-mail address from which password confirmations originate.
Defaults to the Apache admin address.
'';
};
siteName = mkOption {
default = "MediaWiki";
example = "Foobar Wiki";
description = "Name of the wiki";
};
logo = mkOption {
default = "";
example = "/images/logo.png";
description = "The URL of the site's logo (which should be a 135x135px image).";
};
urlPrefix = mkOption {
default = "/w";
description = ''
The URL prefix under which the Mediawiki service appears.
'';
};
articleUrlPrefix = mkOption {
default = "/wiki";
example = "";
description = ''
The URL prefix under which article pages appear,
e.g. http://server/wiki/Page. Leave empty to use the main URL
prefix, e.g. http://server/w/index.php?title=Page.
'';
};
enableUploads = mkOption {
default = false;
description = "Whether to enable file uploads.";
};
uploadDir = mkOption {
default = throw "You must specify `uploadDir'.";
example = "/data/mediawiki-upload";
description = "The directory that stores uploaded files.";
};
defaultSkin = mkOption {
default = "";
example = "nostalgia";
description = "Set this value to change the default skin used by MediaWiki.";
};
skins = mkOption {
default = [];
type = types.listOf types.path;
description =
''
List of paths whose content is copied to the skins
subdirectory of the MediaWiki installation.
'';
};
extraConfig = mkOption {
default = "";
example =
''
$wgEnableEmail = false;
'';
description = ''
Any additional text to be appended to MediaWiki's
configuration file. This is a PHP script. For configuration
settings, see <link xlink:href='http://www.mediawiki.org/wiki/Manual:Configuration_settings'/>.
'';
};
};
extraPath = [ mediawikiScripts ];
# !!! Need to specify that Apache has a dependency on PostgreSQL!
startupScript = pkgs.writeScript "mediawiki_startup.sh"
# Initialise the database automagically if we're using a Postgres
# server on localhost.
(optionalString (config.dbType == "postgres" && config.dbServer == "") ''
if ! ${pkgs.postgresql}/bin/psql -l | grep -q ' ${config.dbName} ' ; then
${pkgs.postgresql}/bin/createuser --no-superuser --no-createdb --no-createrole "${config.dbUser}" || true
${pkgs.postgresql}/bin/createdb "${config.dbName}" -O "${config.dbUser}"
( echo 'CREATE LANGUAGE plpgsql;'
cat ${mediawikiRoot}/maintenance/postgres/tables.sql
echo 'CREATE TEXT SEARCH CONFIGURATION public.default ( COPY = pg_catalog.english );'
echo COMMIT
) | ${pkgs.postgresql}/bin/psql -U "${config.dbUser}" "${config.dbName}"
fi
'');
robotsEntries = optionalString (config.articleUrlPrefix != "")
''
User-agent: *
Disallow: ${config.urlPrefix}/
Disallow: ${config.articleUrlPrefix}/Special:Search
Disallow: ${config.articleUrlPrefix}/Special:Random
'';
}