* Follow-up r84610: don't assume a Parser object is attached
[lhc/web/wiklou.git] / includes / installer / LocalSettingsGenerator.php
index df25d5d..5439430 100644 (file)
@@ -1,52 +1,95 @@
 <?php
-
+/**
+ * Generator for LocalSettings.php file.
+ *
+ * @file
+ * @ingroup Deployment
+ */
+
+/**
+ * Class for generating LocalSettings.php file.
+ *
+ * @ingroup Deployment
+ * @since 1.17
+ */
 class LocalSettingsGenerator {
-       private $extensions, $values = array();
-       private $configPath, $dbSettings = '';
+
+       private $extensions = array();
+       private $values = array();
+       private $dbSettings = '';
        private $safeMode = false;
+
+       /**
+        * @var Installer
+        */
        private $installer;
 
        /**
         * Constructor.
+        *
         * @param $installer Installer subclass
         */
        public function __construct( Installer $installer ) {
                $this->installer = $installer;
-               $this->configPath = $installer->getVar( 'IP' ) . '/config';
+
                $this->extensions = $installer->getVar( '_Extensions' );
+
                $db = $installer->getDBInstaller( $installer->getVar( 'wgDBtype' ) );
 
-               $confItems = array_merge( array( 'wgScriptPath', 'wgScriptExtension',
-                       'wgPasswordSender', 'wgImageMagickConvertCommand', 'wgShellLocale',
-                       'wgLanguageCode', 'wgEnableEmail', 'wgEnableUserEmail', 'wgDiff3',
-                       'wgEnotifUserTalk', 'wgEnotifWatchlist', 'wgEmailAuthentication',
-                       'wgDBtype', 'wgSecretKey', 'wgRightsUrl', 'wgSitename', 'wgRightsIcon',
-                       'wgRightsText', 'wgRightsCode', 'wgMainCacheType', 'wgEnableUploads',
-                       'wgMainCacheType', '_MemCachedServers', 'wgDBserver', 'wgDBuser',
-                       'wgDBpassword' ), $db->getGlobalNames() );
+               $confItems = array_merge(
+                       array(
+                               'wgScriptPath', 'wgScriptExtension',
+                               'wgPasswordSender', 'wgImageMagickConvertCommand', 'wgShellLocale',
+                               'wgLanguageCode', 'wgEnableEmail', 'wgEnableUserEmail', 'wgDiff3',
+                               'wgEnotifUserTalk', 'wgEnotifWatchlist', 'wgEmailAuthentication',
+                               'wgDBtype', 'wgSecretKey', 'wgRightsUrl', 'wgSitename', 'wgRightsIcon',
+                               'wgRightsText', 'wgRightsCode', 'wgMainCacheType', 'wgEnableUploads',
+                               'wgMainCacheType', '_MemCachedServers', 'wgDBserver', 'wgDBuser',
+                               'wgDBpassword', 'wgUseInstantCommons', 'wgUpgradeKey', 'wgDefaultSkin',
+                               'wgMetaNamespace'
+                       ),
+                       $db->getGlobalNames()
+               );
+
                $unescaped = array( 'wgRightsIcon' );
-               $boolItems = array( 'wgEnableEmail', 'wgEnableUserEmail', 'wgEnotifUserTalk',
-                       'wgEnotifWatchlist', 'wgEmailAuthentication', 'wgEnableUploads' );
+               $boolItems = array(
+                       'wgEnableEmail', 'wgEnableUserEmail', 'wgEnotifUserTalk',
+                       'wgEnotifWatchlist', 'wgEmailAuthentication', 'wgEnableUploads', 'wgUseInstantCommons'
+               );
+
                foreach( $confItems as $c ) {
                        $val = $installer->getVar( $c );
+
                        if( in_array( $c, $boolItems ) ) {
                                $val = wfBoolToStr( $val );
                        }
+
                        if ( !in_array( $c, $unescaped ) ) {
                                $val = self::escapePhpString( $val );
                        }
+
                        $this->values[$c] = $val;
                }
+
                $this->dbSettings = $db->getLocalSettings();
                $this->safeMode = $installer->getVar( '_SafeMode' );
                $this->values['wgEmergencyContact'] = $this->values['wgPasswordSender'];
        }
 
+       /**
+        * Returns the escaped version of a string of php code.
+        *
+        * @param $string String
+        *
+        * @return String
+        */
        public static function escapePhpString( $string ) {
                if ( is_array( $string ) || is_object( $string ) ) {
                        return false;
                }
-               return strtr( $string,
+
+               return strtr(
+                       $string,
                        array(
                                "\n" => "\\n",
                                "\r" => "\\r",
@@ -54,61 +97,70 @@ class LocalSettingsGenerator {
                                "\\" => "\\\\",
                                "\$" => "\\\$",
                                "\"" => "\\\""
-                       ));
+                       )
+               );
        }
 
        /**
         * Return the full text of the generated LocalSettings.php file,
         * including the extensions
-        * @returns String
+        *
+        * @return String
         */
        public function getText() {
                $localSettings = $this->getDefaultText();
+
                if( count( $this->extensions ) ) {
-                       $localSettings .= "\n# The following extensions were automatically enabled:\n";
-                       foreach( $this->extensions as $ext ) {
-                               $localSettings .= "require( 'extensions/$ext/$ext.php' );\n";
+                       $localSettings .= "
+# Enabled Extensions. Most extensions are enabled by including the base extension file here
+# but check specific extension documentation for more details
+# The following extensions were automatically enabled:\n";
+
+                       foreach( $this->extensions as $extName ) {
+                               $encExtName = self::escapePhpString( $extName );
+                               $localSettings .= "require( \"extensions/$encExtName/$encExtName.php\" );\n";
                        }
                }
 
+               $localSettings .= "\n\n# End of automatically generated settings.
+# Add more configuration options below.\n\n";
+
                return $localSettings;
        }
 
        /**
-        * Write the file
-        * @param $secretKey String A random string to
-        * @return boolean On successful file write
+        * Write the generated LocalSettings to a file
+        *
+        * @param $fileName String Full path to filename to write to
         */
-       public function writeLocalSettings() {
-               $localSettings = $this->getText();
-               wfSuppressWarnings();
-               $ret = file_put_contents( $this->configPath . '/LocalSettings.php', $localSettings );
-               wfRestoreWarnings();
-
-               $status = Status::newGood();
-
-               if ( !$ret ) {
-                       $status->fatal( 'config-install-localsettings-unwritable', $localSettings );
-               }
-
-               return $status;
+       public function writeFile( $fileName ) {
+               file_put_contents( $fileName, $this->getText() );
        }
 
+       /**
+        * @return String
+        */
        private function buildMemcachedServerList() {
                $servers = $this->values['_MemCachedServers'];
+
                if( !$servers ) {
                        return 'array()';
                } else {
                        $ret = 'array( ';
                        $servers = explode( ',', $servers );
+
                        foreach( $servers as $srv ) {
                                $srv = trim( $srv );
                                $ret .= "'$srv', ";
                        }
+
                        return rtrim( $ret, ', ' ) . ' )';
                }
        }
 
+       /**
+        * @return String
+        */
        private function getDefaultText() {
                if( !$this->values['wgImageMagickConvertCommand'] ) {
                        $this->values['wgImageMagickConvertCommand'] = '/usr/bin/convert';
@@ -116,14 +168,21 @@ class LocalSettingsGenerator {
                } else {
                        $magic = '';
                }
+
                if( !$this->values['wgShellLocale'] ) {
                        $this->values['wgShellLocale'] = 'en_US.UTF-8';
                        $locale = '#';
                } else {
                        $locale = '';
                }
+
                $rights = $this->values['wgRightsUrl'] ? '' : '#';
-               $hashedUploads = $this->safeMode ? '#' : '';
+               $hashedUploads = $this->safeMode ? '' : '#';
+               $metaNamespace = '';
+               if( $this->values['wgMetaNamespace'] !== $this->values['wgSitename'] ) {
+                       $metaNamespace = "\$wgMetaNamespace = \"{$this->values['wgMetaNamespace']}\";\n";
+               }
+
                switch( $this->values['wgMainCacheType'] ) {
                        case 'anything':
                        case 'db':
@@ -135,6 +194,7 @@ class LocalSettingsGenerator {
                        default:
                                $cacheType = 'CACHE_NONE';
                }
+
                $mcservers = $this->buildMemcachedServerList();
                return "<?php
 # This file was automatically generated by the MediaWiki {$GLOBALS['wgVersion']}
@@ -148,29 +208,16 @@ class LocalSettingsGenerator {
 # Further documentation for configuration settings may be found at:
 # http://www.mediawiki.org/wiki/Manual:Configuration_settings
 
-# If you customize your file layout, set \$IP to the directory that contains
-# the other MediaWiki files. It will be used as a base to locate files.
-if( defined( 'MW_INSTALL_PATH' ) ) {
-       \$IP = MW_INSTALL_PATH;
-} else {
-       \$IP = dirname( __FILE__ );
+# Protect against web entry
+if ( !defined( 'MEDIAWIKI' ) ) {
+       exit;
 }
 
-\$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\" );
-       }
-}
 ## Uncomment this to disable output compression
 # \$wgDisableOutputCompression = true;
 
-\$wgSitename         = \"{$this->values['wgSitename']}\";
-
+\$wgSitename      = \"{$this->values['wgSitename']}\";
+{$metaNamespace}
 ## The URL base path to the directory containing the wiki;
 ## defaults for all runtime URL paths are based off of this.
 ## For more information on customizing the URLs please see:
@@ -216,6 +263,9 @@ if ( \$wgCommandLineMode ) {
 {$magic}\$wgUseImageMagick = true;
 {$magic}\$wgImageMagickConvertCommand = \"{$this->values['wgImageMagickConvertCommand']}\";
 
+# InstantCommons allows wiki to use images from http://commons.wikimedia.org
+\$wgUseInstantCommons  = {$this->values['wgUseInstantCommons']};
+
 ## If you use ImageMagick (or any other shell command) on a
 ## Linux server, this will need to be set to the name of an
 ## available UTF-8 locale
@@ -236,16 +286,18 @@ if ( \$wgCommandLineMode ) {
 ## be publically accessible from the web.
 #\$wgCacheDirectory = \"\$IP/cache\";
 
-\$wgLocalInterwiki   = strtolower( \$wgSitename );
-
 # Site language code, should be one of ./languages/Language(.*).php
 \$wgLanguageCode = \"{$this->values['wgLanguageCode']}\";
 
 \$wgSecretKey = \"{$this->values['wgSecretKey']}\";
 
+# Site upgrade key. Must be set to a string (default provided) to turn on the
+# web installer while LocalSettings.php is in place
+\$wgUpgradeKey = \"{$this->values['wgUpgradeKey']}\";
+
 ## Default skin: you can change the default skin. Use the internal symbolic
 ## names, ie 'standard', 'nostalgia', 'cologneblue', 'monobook', 'vector':
-\$wgDefaultSkin = 'vector';
+\$wgDefaultSkin = \"{$this->values['wgDefaultSkin']}\";
 
 ## For attaching licensing metadata to pages, and displaying an
 ## appropriate copyright notice / icon. GNU Free Documentation
@@ -259,10 +311,7 @@ if ( \$wgCommandLineMode ) {
 
 # Path to the GNU diff3 utility. Used for conflict resolution.
 \$wgDiff3 = \"{$this->values['wgDiff3']}\";
-
-# When you make changes to this configuration file, this will make
-# sure that cached pages are cleared.
-\$wgCacheEpoch = max( \$wgCacheEpoch, gmdate( 'YmdHis', @filemtime( __FILE__ ) ) );
 ";
        }
+
 }