Просмотр архива SilverStripe


<?php
/**
 * Rewrites plain internal HTML links into shortcode form, using existing link tracking information.
 *
 * @package cms
 * @subpackage tasks
 */
class MigrateSiteTreeLinkingTask extends BuildTask {
    
    protected $title = 'Migrate SiteTree Linking Task';
    
    protected $description = 'Rewrites plain internal HTML links into shortcode form, using existing link tracking information.';
    
    public function run($request) {
        $pages = 0;
        $links = 0;

        $linkedPages = new DataList('SiteTree');
        $linkedPages = $linkedPages->innerJoin('SiteTree_LinkTracking', '"SiteTree_LinkTracking"."SiteTreeID" = "SiteTree"."ID"');
        if($linkedPages) foreach($linkedPages as $page) {
            $tracking = DB::prepared_query(
                'SELECT "ChildID", "FieldName" FROM "SiteTree_LinkTracking" WHERE "SiteTreeID" = ?',
                array($page->ID)
            )->map();

            foreach($tracking as $childID => $fieldName) {
                $linked = DataObject::get_by_id('SiteTree', $childID);
                
                // TOOD: Replace in all HTMLText fields
                $page->Content = preg_replace (
                    "/href *= *(["']?){$linked->URLSegment}/?/i",
                    "href=$1[sitetree_link,id={$linked->ID}]",
                    $page->Content,
                    -1,
                    $replaced
                );
                
                if($replaced) {
                    $links += $replaced;
                }
            }
            
            $page->write();
            $pages++;
        }
        
        echo "Rewrote $links link(s) on $pages page(s) to use shortcodes.n";
    }
    
}