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https://github.com/silverstripe/silverstripe-framework
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TooglePanel? can be created initially closed PasswordField? honors a max size passed to it SiteTree? / Pages can now have custom meta tags Sitemap can deal with pinging google on updates, plus a couple other minor changes git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/sapphire/trunk@41690 467b73ca-7a2a-4603-9d3b-597d59a354a9
103 lines
2.4 KiB
PHP
Executable File
103 lines
2.4 KiB
PHP
Executable File
<?php
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/**
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* Initial implementation of Sitemap support.
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* SitemapController should handle requests to 'sitemap.xml'
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* the other two classes are used to render the sitemap
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*/
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class Sitemap extends Controller {
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protected $Pages;
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function __construct()
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{
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$this->Pages=DataObject::get('SiteTree');
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}
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public function Items()
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{
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foreach($this->Pages as $page)
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{
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// If the page has been set to 0 priority, we set a flag so it won't be included
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if(isset($page->Priority) && $page->Priority <= 0)
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$page->Include = false;
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else
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$page->Include = true;
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// The one field that isn't easy to deal with in the template is
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// Change frequency, so we set that here.
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$properties = $page->toMap();
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$created = new Datetime($properties['Created']);
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$now = new Datetime();
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$versions = $properties['Version'];
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$timediff = $now->format('U') - $created->format('U');
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// Check how many revisions have been made over the lifetime of the
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// Page for a rough estimate of it's changing frequency.
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$period = $timediff / ($versions + 1);
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if($period > 60*60*24*365) // > 1 year
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{
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$page->ChangeFreq='yearly';
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}
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else if($period > 60*60*24*30) // > ~1 month
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{
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$page->ChangeFreq='monthly';
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}
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else if($period > 60*60*24*7) // > 1 week
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{
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$page->ChangeFreq='weekly';
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}
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else if($period > 60*60*24) // > 1 day
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{
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$page->ChangeFreq='daily';
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}
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else if($period > 60*60) // > 1 hour
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{
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$page->ChangeFreq='hourly';
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}
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else // < 1 hour
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{
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$page->ChangeFreq='always';
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}
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}
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return $this->Pages;
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}
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static function Ping()
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{
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//Don't ping if the site has disabled it
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if(!Sitemap::$pings)
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return;
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$location = urlencode(Director::absoluteBaseURL() . '/sitemap.xml');
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$response = HTTP::sendRequest("www.google.com", "/webmasters/sitemaps/ping",
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"sitemap=" . $location);
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return $response;
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}
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protected static $pings = true;
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/**
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* Disables pings to google when the sitemap changes
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* To use this, in your _config.php file simply include the line
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* Sitemap::DisableGoogleNotification();
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*/
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static function DisableGoogleNotification()
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{
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self::$pings = false;
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}
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function index($url)
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{
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// We need to override the default content-type
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ContentNegotiator::disable();
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header('Content-type: application/xml; charset="utf-8"');
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// But we want to still render.
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return array();
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}
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}
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?>
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