Version 2013.09.26

README.md

@@ -4,12 +4,20 @@
 WordPress plugin for adding a custom meta to New Sites.
 
 ## Description
-Based in this [WordPress Question](http://wordpress.stackexchange.com/questions/50235/multisite-how-to-add-custom-blog-options-to-new-blog-setup-form)
+The plugin adds a new field "category" to the Site Info screen. 
+A sortable column is also added in the Sites list screen.
+A Categories submenu is created under Sites, add or remove categories there.
 
-A new field will be enabled when adding new site in the back and the front end.
-
-Two columns will be added to the Sites listing screen: ID and Category.
+Available hooks:
+```
+// Cache time, default 3600 (1hour)
+add_filter( 'msc_transient_time', function(){ return 1; } );
+// For debugging purposes
+add_filter( 'msc_show_mature_column', '__return_true' );
+```
 
+Originally based on this [WordPress Question](http://wordpress.stackexchange.com/q/50235/12615). 
+[Here's a copy](https://gist.github.com/brasofilo/6715423) of the first version of the plugin.
 
 ## Installation
 ### Requirements
@@ -19,19 +27,17 @@ Two columns will be added to the Sites listing screen: ID and Category.
 1. Unpack the download-package
 1. Upload the file to the `/wp-content/plugins/` directory
 1. Activate the plugin through the 'Network Plugins' menu in WordPress
-1. Go to `/wp-admin/network/sites.php`, `/wp-admin/network/site-new.php` and `/wp-signup.php` to see it in action
-
 
 ## Screenshots
-**Sites Manager**
+**Sites Manager showing the debug column *mature*.**
 
 ![Sites Manager](https://github.com/brasofilo/multisite-site-category/raw/master/img/screenshot-1.png)
 
-**Add site : back end**
+**Site info**
 
 ![Site add back end](https://github.com/brasofilo/multisite-site-category/raw/master/img/screenshot-2.png)
 
-**Add site : front end**
+**Manage categories**
 
 ![Site add front end](https://github.com/brasofilo/multisite-site-category/raw/master/img/screenshot-3.png)
 

inc/class-sites-categories-columns.php

@@ -0,0 +1,151 @@
+<?php
+/**
+ * Sites columns and sorting
+ * 
+ * Also, filters Blog_Details so WP thinks all sites are mature==0
+ * 
+ * @package    Multisite Site Category
+ * @author     Rodolfo Buaiz
+ * @since      2013.09.26
+ */
+
+class B5F_Sites_Categories_Columns
+{
+    public function __construct()
+    {
+        add_action(
+                'manage_blogs_custom_column', array( $this, 'add_columns' ), 10, 2
+        );
+        add_action(
+                'manage_sites_custom_column', array( $this, 'add_columns' ), 10, 2
+        );
+        add_filter(
+                'wpmu_blogs_columns', array( $this, 'print_columns' )
+        );
+        add_action(
+                'admin_head-sites.php', array( $this, 'add_style' )
+        );
+        add_filter( "manage_sites-network_sortable_columns", array( $this, 'sortable' ) );
+        # SORT BY MATURE
+        global $pagenow;
+        if( 
+            is_super_admin() 
+            && 'sites.php' == $pagenow
+            && isset( $_GET['orderby'] ) && 'site-category' == $_GET['orderby'] 
+        ) 
+            add_filter( 'query', array( $this, 'filter_site_query' ) );
+        # WP, ALL MATURES ARE OK
+        elseif( 'sites.php' != $pagenow )
+            add_filter( 'blog_details', array( $this, 'hack_mature_queries' ) );	
+
+    }
+
+    /**
+     * Add custom columns (ID and Site Category) in Sites listing
+     *
+     */
+    public function add_columns( $column_name, $blog_id )
+    {
+        if( 'mature' === $column_name )
+        {
+            if( apply_filters( 
+                'msc_show_mature_column', 
+                B5F_Multisite_Categories::$show_mature_column ) 
+            )
+            {
+                echo get_blog_status( $blog_id,'mature' );
+            }
+        }
+        elseif( 'column-site-cat' === $column_name )
+        {
+            $cat_name = get_blog_option( $blog_id, 'site_category' );
+            $uncategorized = '<span style="opacity:.5">Uncategorized</span>';
+            echo ( empty( $cat_name ) ) ? $uncategorized : $cat_name;
+        }        
+        return $column_name;
+    }
+
+
+    /**
+     * Add Columns
+     *
+     */
+    public function print_columns( $cols )
+    {
+        if( apply_filters( 
+            'msc_show_mature_column', 
+            B5F_Multisite_Categories::$show_mature_column ) 
+        )
+            $cols['mature'] = __( 'Mature' );
+        $cols['column-site-cat'] = __( 'Category' );
+        return $cols;
+    }
+
+
+    /**
+     * Mark categories as sortable
+     * 
+     * @param array $columns
+     * @return array
+     */
+    public function sortable( $columns )
+    {
+        $columns['column-site-cat'] = 'site-category';
+        return $columns;
+
+    }
+
+
+    /**
+     * Add column widths
+     *
+     */
+    public function add_style()
+    {
+        echo '<style>#mature { width:7%; } #column-site-cat { width:10%; }</style>';
+    }
+
+
+    /**
+     * Order sites by mature column
+     * 
+     * @global object $wpdb
+     * @param string $query
+     * @return strin
+     */
+    public function filter_site_query( $query )
+    {
+        global $wpdb;
+        $search_query = "SELECT * FROM {$wpdb->blogs} WHERE site_id = '1'  LIMIT 0, 20";
+
+        # SANITIZE
+        if( isset( $_GET['order'] ) )
+        {
+            $order = ( 'asc' == $_GET['order'] ) ? 'ASC' : 'DESC';
+        }
+        else
+            $order = 'DESC';
+
+        # MODIFY
+        if( strpos( $query, $search_query ) !== FALSE )
+        {
+            $query = "SELECT * FROM {$wpdb->blogs} WHERE site_id = '1'  ORDER BY mature $order LIMIT 0, 20";
+        }
+        return $query;
+    }
+
+
+    /**
+     * Tell WP all Matures are equal to 0
+     * Except in the screen sites.php
+     * 
+     * @param object $details
+     * @return object
+     */
+    public function hack_mature_queries( $details )
+    {
+        $details->mature = 0;
+        return $details;
+    }
+
+}