1<?php 2 3/** 4 * RSSCreator10 is a FeedCreator that implements RDF Site Summary (RSS) 1.0. 5 * 6 * @see http://www.purl.org/rss/1.0/ 7 * @since 1.3 8 * @author Kai Blankenhorn <kaib@bitfolge.de> 9 */ 10class RSSCreator10 extends FeedCreator 11{ 12 13 /** @inheritdoc */ 14 public function createFeed() 15 { 16 $feed = "<?xml version=\"1.0\" encoding=\"".$this->encoding."\"?>\n"; 17 $feed .= $this->_createGeneratorComment(); 18 if (empty($this->cssStyleSheet)) { 19 $this->cssStyleSheet = "http://www.w3.org/2000/08/w3c-synd/style.css"; 20 } 21 $feed .= $this->_createStylesheetReferences(); 22 $feed .= "<rdf:RDF\n"; 23 $feed .= " xmlns=\"http://purl.org/rss/1.0/\"\n"; 24 $feed .= " xmlns:rdf=\"http://www.w3.org/1999/02/22-rdf-syntax-ns#\"\n"; 25 $feed .= " xmlns:slash=\"http://purl.org/rss/1.0/modules/slash/\"\n"; 26 if (!empty($this->items[0]->thumb)) { 27 $feed .= " xmlns:photo=\"http://www.pheed.com/pheed/\"\n"; 28 } 29 if (!empty($this->items[0]->lat)) { 30 $feed .= " xmlns:georss=\"http://www.georss.org/georss\"\n"; 31 } 32 $feed .= " xmlns:dc=\"http://purl.org/dc/elements/1.1/\">\n"; 33 $feed .= " <channel rdf:about=\"".$this->syndicationURL."\">\n"; 34 $feed .= " <title>".htmlspecialchars((string) $this->title)."</title>\n"; 35 $feed .= " <description>".htmlspecialchars((string) $this->description)."</description>\n"; 36 $feed .= " <link>".$this->link."</link>\n"; 37 if ($this->image != null) { 38 $feed .= " <image rdf:resource=\"".$this->image->url."\" />\n"; 39 } 40 $now = new FeedDate(); 41 $feed .= " <dc:date>".htmlspecialchars($now->iso8601())."</dc:date>\n"; 42 $feed .= " <items>\n"; 43 $feed .= " <rdf:Seq>\n"; 44 for ($i = 0; $i < count($this->items); $i++) { 45 $feed .= " <rdf:li rdf:resource=\"".htmlspecialchars((string) $this->items[$i]->link)."\"/>\n"; 46 } 47 $feed .= " </rdf:Seq>\n"; 48 $feed .= " </items>\n"; 49 $feed .= " </channel>\n"; 50 if ($this->image != null) { 51 $feed .= " <image rdf:about=\"".$this->image->url."\">\n"; 52 $feed .= " <title>".$this->image->title."</title>\n"; 53 $feed .= " <link>".$this->image->link."</link>\n"; 54 $feed .= " <url>".$this->image->url."</url>\n"; 55 $feed .= " </image>\n"; 56 } 57 $feed .= $this->_createAdditionalElements($this->additionalElements, " "); 58 59 for ($i = 0; $i < count($this->items); $i++) { 60 $feed .= " <item rdf:about=\"".htmlspecialchars((string) $this->items[$i]->link)."\">\n"; 61 $feed .= " <dc:format>text/html</dc:format>\n"; 62 if ($this->items[$i]->date != null) { 63 $itemDate = new FeedDate($this->items[$i]->date); 64 $feed .= " <dc:date>".htmlspecialchars($itemDate->iso8601())."</dc:date>\n"; 65 } 66 if ($this->items[$i]->source != "") { 67 $feed .= " <dc:source>".htmlspecialchars($this->items[$i]->source)."</dc:source>\n"; 68 } 69 $creator = $this->getAuthor($this->items[$i]->author, $this->items[$i]->authorEmail); 70 if ($creator) { 71 $feed .= " <dc:creator>".htmlspecialchars($creator)."</dc:creator>\n"; 72 } 73 if ($this->items[$i]->lat != "") { 74 $feed .= " <georss:point>".$this->items[$i]->lat." ".$this->items[$i]->long."</georss:point>\n"; 75 } 76 if ($this->items[$i]->thumb != "") { 77 $feed .= " <photo:thumbnail>".htmlspecialchars($this->items[$i]->thumb)."</photo:thumbnail>\n"; 78 } 79 $feed .= " <title>".htmlspecialchars( 80 strip_tags(strtr((string) $this->items[$i]->title, "\n\r", " ")) 81 )."</title>\n"; 82 $feed .= " <link>".htmlspecialchars((string) $this->items[$i]->link)."</link>\n"; 83 $feed .= " <description>".htmlspecialchars((string) $this->items[$i]->description)."</description>\n"; 84 $feed .= $this->_createAdditionalElements($this->items[$i]->additionalElements, " "); 85 $feed .= " </item>\n"; 86 } 87 $feed .= "</rdf:RDF>\n"; 88 89 return $feed; 90 } 91 92 /** 93 * Compose the RSS-1.0 author field. 94 * 95 * @author Joe Lapp <joe.lapp@pobox.com> 96 * @param string $author 97 * @param string $email 98 * @return string 99 */ 100 protected function getAuthor($author, $email) 101 { 102 if ($author) { 103 if ($email) { 104 return $author.' ('.$email.')'; 105 } 106 107 return $author; 108 } 109 110 return $email; 111 } 112} 113