<?php
-/**
- * This is a class used to hold configuration settings, particularly for multi-wiki sites.
- *
- */
/**
* The include paths change after this file is included from commandLine.inc,
* meaning that require_once() fails to detect that it is including the same
* file again. We use DIY C-style protection as a workaround.
*/
+
+// Hide this pattern from Doxygen, which spazzes out at it
+/// @cond
if (!defined('SITE_CONFIGURATION')) {
define('SITE_CONFIGURATION', 1);
+/// @endcond
+/**
+ * This is a class used to hold configuration settings, particularly for multi-wiki sites.
+ *
+ */
class SiteConfiguration {
var $suffixes = array();
var $wikis = array();
var $settings = array();
var $localVHosts = array();
- /** */
- function get( $setting, $wiki, $suffix, $params = array() ) {
- if ( array_key_exists( $setting, $this->settings ) ) {
- if ( array_key_exists( $wiki, $this->settings[$setting] ) ) {
- $retval = $this->settings[$setting][$wiki];
- } elseif ( array_key_exists( $suffix, $this->settings[$setting] ) ) {
- $retval = $this->settings[$setting][$suffix];
- } elseif ( array_key_exists( 'default', $this->settings[$setting] ) ) {
- $retval = $this->settings[$setting]['default'];
- } else {
- $retval = NULL;
- }
+ /**
+ * Retrieves a configuration setting for a given wiki.
+ * @param $settingName String ID of the setting name to retrieve
+ * @param $wiki String Wiki ID of the wiki in question.
+ * @param $suffix String The suffix of the wiki in question.
+ * @param $params Array List of parameters. $.'key' is replaced by $value in all returned data.
+ * @param $wikiTags Array The tags assigned to the wiki.
+ * @return Mixed the value of the setting requested.
+ */
+ function get( $settingName, $wiki, $suffix, $params = array(), $wikiTags = array() ) {
+ if ( array_key_exists( $settingName, $this->settings ) ) {
+ $thisSetting =& $this->settings[$settingName];
+ do {
+ // Do individual wiki settings
+ if ( array_key_exists( $wiki, $thisSetting ) ) {
+ $retval = $thisSetting[$wiki];
+ break;
+ } elseif ( array_key_exists( "+$wiki", $thisSetting ) && is_array($thisSetting["+$wiki"]) ) {
+ $retval = $thisSetting["+$wiki"];
+ }
+
+ // Do tag settings
+ foreach ( $wikiTags as $tag ) {
+ if ( array_key_exists( $tag, $thisSetting ) ) {
+ if ( isset($retval) && is_array($retval) && is_array($thisSetting[$tag]) ) {
+ $retval = array_merge( $retval, $thisSetting[$tag] );
+ } else {
+ $retval = $thisSetting[$tag];
+ }
+ break 2;
+ } elseif ( array_key_exists( "+$tag", $thisSetting ) && is_array($thisSetting["+$tag"]) ) {
+ if (!isset($retval))
+ $retval = array();
+ $retval = array_merge( $retval, $thisSetting["+$tag"] );
+ }
+ }
+
+ // Do suffix settings
+ if ( array_key_exists( $suffix, $thisSetting ) ) {
+ if ( isset($retval) && is_array($retval) && is_array($thisSetting[$suffix]) ) {
+ $retval = array_merge( $retval, $thisSetting[$suffix] );
+ } else {
+ $retval = $thisSetting[$suffix];
+ }
+ break;
+ } elseif ( array_key_exists( "+$suffix", $thisSetting ) && is_array($thisSetting["+$suffix"]) ) {
+ if (!isset($retval))
+ $retval = array();
+ $retval = array_merge( $retval, $thisSetting["+$suffix"] );
+ }
+
+ // Fall back to default.
+ if ( array_key_exists( 'default', $thisSetting ) ) {
+ if ( isset($retval) && is_array($retval) && is_array($thisSetting['default']) ) {
+ $retval = array_merge( $retval, $thisSetting['default'] );
+ } else {
+ $retval = $thisSetting['default'];
+ }
+ break;
+ }
+ $retval = null;
+ } while ( false );
} else {
$retval = NULL;
}
if ( !is_null( $retval ) && count( $params ) ) {
foreach ( $params as $key => $value ) {
- $retval = str_replace( '$' . $key, $value, $retval );
+ $retval = $this->doReplace( '$' . $key, $value, $retval );
}
}
return $retval;
}
- /** */
- function getAll( $wiki, $suffix, $params ) {
+ /** Type-safe string replace; won't do replacements on non-strings */
+ function doReplace( $from, $to, $in ) {
+ if( is_string( $in ) ) {
+ return str_replace( $from, $to, $in );
+ } elseif( is_array( $in ) ) {
+ foreach( $in as $key => $val ) {
+ $in[$key] = $this->doReplace( $from, $to, $val );
+ }
+ return $in;
+ } else {
+ return $in;
+ }
+ }
+
+ /**
+ * Gets all settings for a wiki
+ * @param $wiki String Wiki ID of the wiki in question.
+ * @param $suffix String The suffix of the wiki in question.
+ * @param $params Array List of parameters. $.'key' is replaced by $value in all returned data.
+ * @param $wikiTags Array The tags assigned to the wiki.
+ * @return Array Array of settings requested.
+ */
+ function getAll( $wiki, $suffix, $params, $wikiTags = array() ) {
$localSettings = array();
foreach ( $this->settings as $varname => $stuff ) {
- $value = $this->get( $varname, $wiki, $suffix, $params );
+ $append = false;
+ $var = $varname;
+ if ( substr( $varname, 0, 1 ) == '+' ) {
+ $append = true;
+ $var = substr( $varname, 1 );
+ }
+
+ $value = $this->get( $varname, $wiki, $suffix, $params, $wikiTags );
+ if ( $append && is_array($value) && is_array( $GLOBALS[$var] ) )
+ $value = array_merge( $value, $GLOBALS[$var] );
if ( !is_null( $value ) ) {
- $localSettings[$varname] = $value;
+ $localSettings[$var] = $value;
}
}
return $localSettings;
}
- /** */
- function getBool( $setting, $wiki, $suffix ) {
- return (bool)($this->get( $setting, $wiki, $suffix ));
+ /**
+ * Retrieves a configuration setting for a given wiki, forced to a boolean.
+ * @param $settingName String ID of the setting name to retrieve
+ * @param $wiki String Wiki ID of the wiki in question.
+ * @param $suffix String The suffix of the wiki in question.
+ * @param $params Array List of parameters. $.'key' is replaced by $value in all returned data.
+ * @param $wikiTags Array The tags assigned to the wiki.
+ * @return bool The value of the setting requested.
+ */
+ function getBool( $setting, $wiki, $suffix, $wikiTags = array() ) {
+ return (bool)($this->get( $setting, $wiki, $suffix, array(), $wikiTags ) );
}
- /** */
+ /** Retrieves an array of local databases */
function &getLocalDatabases() {
return $this->wikis;
}
- /** */
+ /** A no-op */
function initialise() {
}
- /** */
- function extractVar( $setting, $wiki, $suffix, &$var, $params ) {
- $value = $this->get( $setting, $wiki, $suffix, $params );
+ /**
+ * Retrieves the value of a given setting, and places it in a variable passed by reference.
+ * @param $settingName String ID of the setting name to retrieve
+ * @param $wiki String Wiki ID of the wiki in question.
+ * @param $suffix String The suffix of the wiki in question.
+ * @param $var Reference The variable to insert the value into.
+ * @param $params Array List of parameters. $.'key' is replaced by $value in all returned data.
+ * @param $wikiTags Array The tags assigned to the wiki.
+ */
+ function extractVar( $setting, $wiki, $suffix, &$var, $params, $wikiTags = array() ) {
+ $value = $this->get( $setting, $wiki, $suffix, $params, $wikiTags );
if ( !is_null( $value ) ) {
$var = $value;
}
}
- /** */
- function extractGlobal( $setting, $wiki, $suffix, $params ) {
- $value = $this->get( $setting, $wiki, $suffix, $params );
+ /**
+ * Retrieves the value of a given setting, and places it in its corresponding global variable.
+ * @param $settingName String ID of the setting name to retrieve
+ * @param $wiki String Wiki ID of the wiki in question.
+ * @param $suffix String The suffix of the wiki in question.
+ * @param $params Array List of parameters. $.'key' is replaced by $value in all returned data.
+ * @param $wikiTags Array The tags assigned to the wiki.
+ */
+ function extractGlobal( $setting, $wiki, $suffix, $params, $wikiTags = array() ) {
+ $value = $this->get( $setting, $wiki, $suffix, $params, $wikiTags );
if ( !is_null( $value ) ) {
- $GLOBALS[$setting] = $value;
+ if (substr($setting,0,1) == '+' && is_array($value)) {
+ $setting = substr($setting,1);
+ if ( is_array($GLOBALS[$setting]) ) {
+ $GLOBALS[$setting] = array_merge( $GLOBALS[$setting], $value );
+ } else {
+ $GLOBALS[$setting] = $value;
+ }
+ } else {
+ $GLOBALS[$setting] = $value;
+ }
}
}
- /** */
- function extractAllGlobals( $wiki, $suffix, $params ) {
+ /**
+ * Retrieves the values of all settings, and places them in their corresponding global variables.
+ * @param $wiki String Wiki ID of the wiki in question.
+ * @param $suffix String The suffix of the wiki in question.
+ * @param $params Array List of parameters. $.'key' is replaced by $value in all returned data.
+ * @param $wikiTags Array The tags assigned to the wiki.
+ */
+ function extractAllGlobals( $wiki, $suffix, $params, $wikiTags = array() ) {
foreach ( $this->settings as $varName => $setting ) {
- $this->extractGlobal( $varName, $wiki, $suffix, $params );
+ $this->extractGlobal( $varName, $wiki, $suffix, $params, $wikiTags );
}
}
$site = NULL;
$lang = NULL;
foreach ( $this->suffixes as $suffix ) {
- if ( substr( $db, -strlen( $suffix ) ) == $suffix ) {
+ if ( $suffix === '' ) {
+ $site = '';
+ $lang = $db;
+ break;
+ } elseif ( substr( $db, -strlen( $suffix ) ) == $suffix ) {
$site = $suffix == 'wiki' ? 'wikipedia' : $suffix;
$lang = substr( $db, 0, strlen( $db ) - strlen( $suffix ) );
break;
return array( $site, $lang );
}
- /** */
+ /** Returns true if the given vhost is handled locally. */
function isLocalVHost( $vhost ) {
return in_array( $vhost, $this->localVHosts );
}
}
}
-
-?>