1<?php 2 3/** 4 * OPMLCreator is a FeedCreator that implements OPML 1.0. 5 * 6 * @see http://opml.scripting.com/spec 7 * @author Dirk Clemens, Kai Blankenhorn 8 * @since 1.5 9 */ 10class OPMLCreator extends FeedCreator 11{ 12 13 /** 14 * OPMLCreator constructor. 15 */ 16 public function __construct() 17 { 18 $this->encoding = "utf-8"; 19 } 20 21 /** @inheritdoc */ 22 public function createFeed() 23 { 24 $feed = "<?xml version=\"1.0\" encoding=\"".$this->encoding."\"?>\n"; 25 $feed .= $this->_createGeneratorComment(); 26 $feed .= $this->_createStylesheetReferences(); 27 $feed .= "<opml xmlns:xsd=\"http://www.w3.org/2001/XMLSchema\" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\">\n"; 28 $feed .= " <head>\n"; 29 $feed .= " <title>".htmlspecialchars($this->title)."</title>\n"; 30 if ($this->pubDate != "") { 31 $date = new FeedDate($this->pubDate); 32 $feed .= " <dateCreated>".$date->rfc822()."</dateCreated>\n"; 33 } 34 if ($this->lastBuildDate != "") { 35 $date = new FeedDate($this->lastBuildDate); 36 $feed .= " <dateModified>".$date->rfc822()."</dateModified>\n"; 37 } 38 if ($this->editor != "") { 39 $feed .= " <ownerName>".$this->editor."</ownerName>\n"; 40 } 41 if ($this->editorEmail != "") { 42 $feed .= " <ownerEmail>".$this->editorEmail."</ownerEmail>\n"; 43 } 44 $feed .= " </head>\n"; 45 $feed .= " <body>\n"; 46 for ($i = 0; $i < count($this->items); $i++) { 47 $feed .= " <outline type=\"rss\" "; 48 $title = htmlspecialchars(strip_tags(strtr($this->items[$i]->title, "\n\r", " "))); 49 $feed .= " title=\"".$title."\""; 50 $feed .= " text=\"".$title."\""; 51 52 if (isset($this->items[$i]->xmlUrl)) { 53 $feed .= " xmlUrl=\"".htmlspecialchars($this->items[$i]->xmlUrl)."\""; 54 } 55 56 if (isset($this->items[$i]->link)) { 57 $feed .= " url=\"".htmlspecialchars($this->items[$i]->link)."\""; 58 } 59 60 $feed .= "/>\n"; 61 } 62 $feed .= " </body>\n"; 63 $feed .= "</opml>\n"; 64 65 return $feed; 66 } 67} 68