PHP code example of bigfork / silverstripe-opengraph-fork

1. Go to this page and download the library: Download bigfork/silverstripe-opengraph-fork library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

bigfork / silverstripe-opengraph-fork example snippets


class MyPage extends Page {

    function getOGImage() {
        return $this->Thumbnail();
    }

}


TractorCow\OpenGraph\OpenGraph::register_type('type-name', IOGMyObjectInterface, MyObjectTagBuilder);


class MyObjectTagBuilder extends OpenGraphBuilder {

    public function BuildTags(&$tags, $object, $config) {
        parent::BuildTags($tags, $object, $config);

        $this->appendTag($tags, 'appnamespace:nameofthetag', $object->getOGNameOfTheTag());
    }
}


interface IOGMyObjectInterface extends IOGObject {
	
	function getOGNameOfTheTag();
}



TractorCow\OpenGraph\ObjectBuilders\OpenGraphBuilder::add_extension('OpenGraphBuilderExtension');

class OpengraphBuilderExtension extends Extension {

    function updateApplicationMetaTags(&$tags, $siteconfig) {
        $this->owner->AppendTag($tags, 'og:application-name', $siteconfig->Title);
    }
    
    function updateDefaultMetaTags(&$tags, $page) {
        $this->owner->AppendTag($tags, 'og:page-menu-name', $page->MenuTitle);
    }

}


NonOGPage extends Page {

    function getOGType() {
        return null;
    }

}