Extension:Google +1

MediaWiki extensions manual - list

Google +1 Release status: beta
Implementation	Tag
Description	Creates 4 versions of Google +1 button.
Author(s)	José Miguel López Salvador (jmlopezsalvadorTalk)
Last version	1.0.4 (2011-08-13)
MediaWiki	1.16
License	GNU public License
Download	Google1.zip (1.0.1) or this page
Example	WikiCode
Hooks used ParserFirstCallInit
Check usage (experimental)

What can this extension do?

Allows you to very simply include Google +1 button in 4 different versions.

Usage

With the tag <google1></google1>

• Version 1: <google1 style="1"></google1> (Small version)
• Version 2: <google1 style="2"></google1> (Medium version)
• Version 3: <google1 style="3"></google1> (Standard version)
• Version 4: <google1 style="4"></google1> (Tall version)
• Version 5: <google1 style="5"></google1> (Small version - Home URL)
• Version 6: <google1 style="6"></google1> (Medium version - Home URL)
• Version 7: <google1 style="7"></google1> (Standard version - Home URL)
• Version 8: <google1 style="8"></google1> (Tall version - Home URL)

Default version = 1 (Small)

Download instructions

You can download the php file from Google1_zip or copy and paste the code found below and place it in $IP/extensions/Google1/Google1.php. Note: $IP stands for the root directory of your MediaWiki installation, the same directory that holds LocalSettings.php.

Installation

To install this extension, add the following to LocalSettings.php:

require_once("$IP/extensions/Google1/Google1.php");
$google1siteurl = "(your site URL - ex: http://example.com/wiki)";

Code

<?php
/**
 * Google +1 extension
 * Allows to insert the +1 button from Google
 * Installation Instructions: http://www.mediawiki.org/wiki/Extension:Google_+1
 *
 * @file
 * @package MediaWiki
 * @subpackage Extensions
 * @author José Miguel López Salvador
 * @copyright © 2011 José Miguel López Salvador
 * @licence GNU General Public Licence 3.0 or later
 */
 
$wgExtensionCredits['parserhook'][] = array(
      'name' => 'Google +1',
      'version' => '1.0.4',
      'author' => 'José Miguel López Salvador',
      'url' => 'http://www.mediawiki.org/wiki/Extension:Google_+1',
      'description' => 'Allows to insert the +1 button from Google'
);
 
$wgExtensionFunctions[] = "google1Extension";
 
function google1Extension() {
   global $wgParser;
   global $versions_google1;
   global $google1siteurl;
 
   $wgParser->setHook( "google1", "renderGoogle1" );
 
   $versions_google1 = array();
 
   $versions_google1[1] = '<script type="text/javascript" src="https://apis.google.com/js/plusone.js"></script><g:plusone size="small"></g:plusone>';
   $versions_google1[2] = '<script type="text/javascript" src="https://apis.google.com/js/plusone.js"></script><g:plusone size="medium"></g:plusone>';
   $versions_google1[3] = '<script type="text/javascript" src="https://apis.google.com/js/plusone.js"></script><g:plusone></g:plusone>';
   $versions_google1[4] = '<script type="text/javascript" src="https://apis.google.com/js/plusone.js"></script><g:plusone size="tall"></g:plusone>';
   $versions_google1[5] = '<script type="text/javascript" src="https://apis.google.com/js/plusone.js"></script><g:plusone size="small" href="' . $google1siteurl . '"></g:plusone>';
   $versions_google1[6] = '<script type="text/javascript" src="https://apis.google.com/js/plusone.js"></script><g:plusone size="medium" href="' . $google1siteurl . '"></g:plusone>';
   $versions_google1[7] = '<script type="text/javascript" src="https://apis.google.com/js/plusone.js"></script><g:plusone href="' . $google1siteurl . '"></g:plusone>';
   $versions_google1[8] = '<script type="text/javascript" src="https://apis.google.com/js/plusone.js"></script><g:plusone size="tall" href="' . $google1siteurl . '"></g:plusone>';
}
 
function renderGoogle1( $input, $argv ) {
   global $versions_google1;   
   $style= @$argv['style'];
 
   if (is_numeric($style)) {
           $version = $style;
           if (!$versions_google1[$version]) {
                   $version = 1;              
           }
   } else {              
           $version = 1;           
   }
 
   $form=$versions_google1[$version];
 
   //$output = '<table border=0><tr><td>'.$form.'</td><td valign=center>'.$input.'</td></tr></table>';
   $output = $form;
   return $output;
}

See also

• Extension:Widgets