File modules/cms/generator/filter/SitemapFilter.class.php

Last commit: Tue Feb 14 00:23:13 2023 +0100	Jan Dankert	New filters: Robots (for robots.txt) and Sitemap.


     1 <?php
     2 namespace cms\generator\filter;
     3 
     4 use cms\generator\PageContext;
     5 use cms\model\BaseObject;
     6 use cms\model\Folder;
     7 use cms\model\Page;
     8 use util\YAML;
     9 
    10 /**
    11  * Filter for creating a sitemap.
    12  *
    13  * @author Jan Dankert
    14  */
    15 class SitemapFilter extends AbstractFilter
    16 {
    17 
    18 	public function filter($value)
    19 	{
    20 		$config = YAML::parse( $value );
    21 		$output = '';
    22 		$all = $this->getAll();
    23 
    24 		$thispage = new BaseObject( $this->context->getObjectId() );
    25 		$thispage->load(); // Seite laden
    26 		$project = $thispage->getProject();
    27 		$lids = $project->getLanguageISOCodes();
    28 
    29 		if   ( @$config['format'] == 'text' ) {
    30 			foreach ( $all as $page )
    31 				$output .= $this->context->getLinkScheme()->linkToObject( new BaseObject((new BaseObject( $this->context->getObjectId() ))->load()->getProject()->getRootObjectId()),(new BaseObject($page))->load() );
    32 		} else {
    33 			// Fallback: XML
    34 			$output .= '<?xml version="1.0" encoding="UTF-8"?>'."\n";
    35 			$output .= '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:xhtml="http://www.w3.org/1999/xhtml">'."\n";
    36 			foreach ( $all as $page ) {
    37 
    38 				$targetPage = (new BaseObject($page))->load();
    39 				$output .= '<url>'."\n";
    40 				$output .= '<loc>';
    41 
    42 				$output .= $this->context->getLinkScheme()->linkToObject( new BaseObject((new BaseObject( $this->context->getObjectId() ))->load()->getProject()->getRootObjectId()),$targetPage );
    43 				$output .= '</loc>'."\n";
    44 				foreach( $lids as $lid => $isoCode )
    45 				{
    46 					$pageContext = new PageContext( $this->context->getObjectId(),$this->context->scheme );
    47 					$pageContext->languageId = $lid;
    48 					$output .= '<xhtml:link';
    49 					$output .= ' rel="alternative"';
    50 					$output .= ' hreflang="'.$isoCode.'"';
    51 					$output .= ' href="'.$pageContext->getLinkScheme()->linkToObject( new BaseObject((new BaseObject( $this->context->getObjectId() ))->load()->getProject()->getRootObjectId()),$targetPage ).'"';
    52 					$output .= '/>'."\n";
    53 				}
    54 				$output .= '</url>'."\n";
    55 			}
    56 			$output .= '</urlset>';
    57 
    58 		}
    59 		return $output;
    60 	}
    61 
    62 
    63 	protected function getAll()
    64 	{
    65 		// Erstellen eines Untermenues
    66 
    67 		// Ermitteln der aktuellen Seite
    68 		$thispage = new BaseObject( $this->context->getObjectId() );
    69 		$thispage->load(); // Seite laden
    70 
    71 		// uebergeordneter Ordner dieser Seite
    72 		$rootFolder = new Folder( $thispage->getProject()->getRootObjectId() );
    73 		$allPages = $rootFolder->getObjectIds();
    74 		return $allPages;
    75 	}
    76 
    77 	protected function showFolder( $oid )
    78 	{
    79 		// uebergeordneter Ordner dieser Seite
    80 		$f = new Folder($oid);
    81 
    82 		// Schleife ueber alle Objekte im aktuellen Ordner
    83 		foreach ($f->getObjectIds() as $id) {
    84 			$o = new BaseObject($id);
    85 			$o->load();
    86 
    87 			// Ordner
    88 			if ($o->isFolder) {
    89 				$this->output('<li><strong>' . $o->getNameForLanguage($this->pageContext->languageId)->name . '</strong><br/>');
    90 				$this->output('<ul>');
    91 				$this->showFolder($id); // Rekursiver Aufruf dieser Methode
    92 				$this->output('</ul></li>');
    93 			}
    94 
    95 			// Seiten und Verkn?fpungen
    96 			if ($o->isPage || $o->isLink) {
    97 				// Wenn aktuelle Seite, dann markieren, sonst Link
    98 				if ($this->getObjectId() == $id) {
    99 					// aktuelle Seite
   100 					$this->output('<li><strong>' . $o->getNameForLanguage($this->pageContext->languageId)->name . '</strong></li>');
   101 				} else {
   102 					// Link erzeugen
   103 					$this->output('<li><a href="' . $this->pathToObject($id) . '">' . $o->getNameForLanguage($this->pageContext->languageId)->name . '</a></li>');
   104 				}
   105 			}
   106 		}
   107 	}
   108 }



Download modules/cms/generator/filter/SitemapFilter.class.php


History
Tue, 14 Feb 2023 00:23:13 +0100	Jan Dankert	New filters: Robots (for robots.txt) and Sitemap.