<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"
"http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head><meta http-equiv="content-type" content="text/html; charset=utf-8" />
<title>[25147] trunk/src/wp-includes/functions.php: Introduce is_main_network().</title>
</head>
<body>
<style type="text/css"><!--
#msg dl.meta { border: 1px #006 solid; background: #369; padding: 6px; color: #fff; }
#msg dl.meta dt { float: left; width: 6em; font-weight: bold; }
#msg dt:after { content:':';}
#msg dl, #msg dt, #msg ul, #msg li, #header, #footer, #logmsg { font-family: verdana,arial,helvetica,sans-serif; font-size: 10pt; }
#msg dl a { font-weight: bold}
#msg dl a:link { color:#fc3; }
#msg dl a:active { color:#ff0; }
#msg dl a:visited { color:#cc6; }
h3 { font-family: verdana,arial,helvetica,sans-serif; font-size: 10pt; font-weight: bold; }
#msg pre { overflow: auto; background: #ffc; border: 1px #fa0 solid; padding: 6px; }
#logmsg { background: #ffc; border: 1px #fa0 solid; padding: 1em 1em 0 1em; }
#logmsg p, #logmsg pre, #logmsg blockquote { margin: 0 0 1em 0; }
#logmsg p, #logmsg li, #logmsg dt, #logmsg dd { line-height: 14pt; }
#logmsg h1, #logmsg h2, #logmsg h3, #logmsg h4, #logmsg h5, #logmsg h6 { margin: .5em 0; }
#logmsg h1:first-child, #logmsg h2:first-child, #logmsg h3:first-child, #logmsg h4:first-child, #logmsg h5:first-child, #logmsg h6:first-child { margin-top: 0; }
#logmsg ul, #logmsg ol { padding: 0; list-style-position: inside; margin: 0 0 0 1em; }
#logmsg ul { text-indent: -1em; padding-left: 1em; }#logmsg ol { text-indent: -1.5em; padding-left: 1.5em; }
#logmsg > ul, #logmsg > ol { margin: 0 0 1em 0; }
#logmsg pre { background: #eee; padding: 1em; }
#logmsg blockquote { border: 1px solid #fa0; border-left-width: 10px; padding: 1em 1em 0 1em; background: white;}
#logmsg dl { margin: 0; }
#logmsg dt { font-weight: bold; }
#logmsg dd { margin: 0; padding: 0 0 0.5em 0; }
#logmsg dd:before { content:'\00bb';}
#logmsg table { border-spacing: 0px; border-collapse: collapse; border-top: 4px solid #fa0; border-bottom: 1px solid #fa0; background: #fff; }
#logmsg table th { text-align: left; font-weight: normal; padding: 0.2em 0.5em; border-top: 1px dotted #fa0; }
#logmsg table td { text-align: right; border-top: 1px dotted #fa0; padding: 0.2em 0.5em; }
#logmsg table thead th { text-align: center; border-bottom: 1px solid #fa0; }
#logmsg table th.Corner { text-align: left; }
#logmsg hr { border: none 0; border-top: 2px dashed #fa0; height: 1px; }
#header, #footer { color: #fff; background: #636; border: 1px #300 solid; padding: 6px; }
#patch { width: 100%; }
#patch h4 {font-family: verdana,arial,helvetica,sans-serif;font-size:10pt;padding:8px;background:#369;color:#fff;margin:0;}
#patch .propset h4, #patch .binary h4 {margin:0;}
#patch pre {padding:0;line-height:1.2em;margin:0;}
#patch .diff {width:100%;background:#eee;padding: 0 0 10px 0;overflow:auto;}
#patch .propset .diff, #patch .binary .diff {padding:10px 0;}
#patch span {display:block;padding:0 10px;}
#patch .modfile, #patch .addfile, #patch .delfile, #patch .propset, #patch .binary, #patch .copfile {border:1px solid #ccc;margin:10px 0;}
#patch ins {background:#dfd;text-decoration:none;display:block;padding:0 10px;}
#patch del {background:#fdd;text-decoration:none;display:block;padding:0 10px;}
#patch .lines, .info {color:#888;background:#fff;}
--></style>
<div id="msg">
<dl class="meta">
<dt>Revision</dt> <dd><a href="http://core.trac.wordpress.org/changeset/25147">25147</a></dd>
<dt>Author</dt> <dd>nacin</dd>
<dt>Date</dt> <dd>2013-08-28 03:34:50 +0000 (Wed, 28 Aug 2013)</dd>
</dl>
<h3>Log Message</h3>
<pre>Introduce is_main_network().
By default, a network ID of 1 is assumed to be the main network.
Otherwise, it is the first network listed in the wp_site table.
If PRIMARY_NETWORK_ID is defined, it is considered main network.
props jeremyfelt.
see <a href="http://core.trac.wordpress.org/ticket/25030">#25030</a>.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunksrcwpincludesfunctionsphp">trunk/src/wp-includes/functions.php</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunksrcwpincludesfunctionsphp"></a>
<div class="modfile"><h4>Modified: trunk/src/wp-includes/functions.php (25146 => 25147)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/src/wp-includes/functions.php 2013-08-28 01:46:57 UTC (rev 25146)
+++ trunk/src/wp-includes/functions.php 2013-08-28 03:34:50 UTC (rev 25147)
</span><span class="lines">@@ -3246,28 +3246,64 @@
</span><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> /**
</span><del>- * Is main site?
</del><ins>+ * Whether a site is the main site of the current network.
</ins><span class="cx"> *
</span><del>- *
</del><span class="cx"> * @since 3.0.0
</span><del>- * @package WordPress
</del><span class="cx"> *
</span><del>- * @param int $blog_id optional blog id to test (default current blog)
- * @return bool True if not multisite or $blog_id is main site
</del><ins>+ * @param int $site_id Optional. Site ID to test. Defaults to current site.
+ * @return bool True if $site_id is the main site of the network, or if not running multisite.
</ins><span class="cx"> */
</span><del>-function is_main_site( $blog_id = '' ) {
</del><ins>+function is_main_site( $site_id = null ) {
+ // This is the current network's information; 'site' is old terminology.
</ins><span class="cx"> global $current_site;
</span><span class="cx">
</span><span class="cx"> if ( ! is_multisite() )
</span><span class="cx"> return true;
</span><span class="cx">
</span><del>- if ( ! $blog_id )
- $blog_id = get_current_blog_id();
</del><ins>+ if ( ! $site_id )
+ $site_id = get_current_blog_id();
</ins><span class="cx">
</span><del>- return $blog_id == $current_site->blog_id;
</del><ins>+ return (int) $site_id === (int) $current_site->blog_id;
</ins><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> /**
</span><ins>+ * Whether a network is the main network of the multisite install.
+ *
+ * @since 3.7.0
+ *
+ * @param int $network_id Optional. Network ID to test. Defaults to current network.
+ * @return bool True if $network_id is the main network, or if not running multisite.
+ */
+function is_main_network( $network_id = null ) {
+ global $current_site, $wpdb;
+
+ $current_network_id = (int) $current_site->id;
+
+ if ( ! is_multisite() )
+ return true;
+
+ if ( ! $network_id )
+ $network_id = $current_network_id;
+ $network_id = (int) $network_id;
+
+ if ( defined( 'PRIMARY_NETWORK_ID' ) )
+ return $network_id === (int) PRIMARY_NETWORK_ID;
+
+ if ( 1 === $current_network_id )
+ return $network_id === $current_network_id;
+
+ $primary_network_id = (int) wp_cache_get( 'primary_network_id', 'site-options' );
+
+ if ( $primary_network_id )
+ return $network_id === $primary_network_id;
+
+ $primary_network_id = (int) $wpdb->get_var( "SELECT id FROM $wpdb->site ORDER BY id LIMIT 1" );
+ wp_cache_add( 'primary_network_id', $primary_network_id, 'site-options' );
+
+ return $network_id === $primary_network_id;
+}
+
+/**
</ins><span class="cx"> * Whether global terms are enabled.
</span><span class="cx"> *
</span><span class="cx"> *
</span></span></pre>
</div>
</div>
</body>
</html>