diff options
Diffstat (limited to 'formats/MrssFormat.php')
| -rw-r--r-- | formats/MrssFormat.php | 168 |
1 files changed, 91 insertions, 77 deletions
diff --git a/formats/MrssFormat.php b/formats/MrssFormat.php index 0c51104a..3266c7b1 100644 --- a/formats/MrssFormat.php +++ b/formats/MrssFormat.php @@ -27,6 +27,9 @@ class MrssFormat extends FormatAbstract { const MIME_TYPE = 'application/rss+xml'; + protected const ATOM_NS = 'http://www.w3.org/2005/Atom'; + protected const MRSS_NS = 'http://search.yahoo.com/mrss/'; + const ALLOWED_IMAGE_EXT = array( '.gif', '.jpg', '.png' ); @@ -37,24 +40,67 @@ class MrssFormat extends FormatAbstract { $urlPath = (isset($_SERVER['PATH_INFO'])) ? $_SERVER['PATH_INFO'] : ''; $urlRequest = (isset($_SERVER['REQUEST_URI'])) ? $_SERVER['REQUEST_URI'] : ''; - $feedUrl = $this->xml_encode($urlPrefix . $urlHost . $urlRequest); + $feedUrl = $urlPrefix . $urlHost . $urlRequest; $extraInfos = $this->getExtraInfos(); - $title = $this->xml_encode($extraInfos['name']); - $icon = $extraInfos['icon']; + $uri = !empty($extraInfos['uri']) ? $extraInfos['uri'] : REPOSITORY; + + $document = new DomDocument('1.0', $this->getCharset()); + $document->formatOutput = true; + $feed = $document->createElement('rss'); + $feed->setAttribute('version', '2.0'); + $feed->setAttributeNS('http://www.w3.org/2000/xmlns/', 'xmlns:atom', self::ATOM_NS); + $feed->setAttributeNS('http://www.w3.org/2000/xmlns/', 'xmlns:media', self::MRSS_NS); + $document->appendChild($feed); + + $channel = $document->createElement('channel'); + $feed->appendChild($channel); + + $title = $extraInfos['name']; + $channelTitle = $document->createElement('title'); + $channelTitle->appendChild($document->createTextNode($title)); + $channel->appendChild($channelTitle); + + $link = $document->createElement('link'); + $link->appendChild($document->createTextNode($uri)); + $channel->appendChild($link); - if(!empty($extraInfos['uri'])) { - $uri = $this->xml_encode($extraInfos['uri']); - } else { - $uri = REPOSITORY; + $description = $document->createElement('description'); + $description->appendChild($document->createTextNode($extraInfos['name'])); + $channel->appendChild($description); + + $icon = $extraInfos['icon']; + if (!empty($icon) && in_array(substr($icon, -4), self::ALLOWED_IMAGE_EXT)) { + $feedImage = $document->createElement('image'); + $channel->appendChild($feedImage); + $iconUrl = $document->createElement('url'); + $iconUrl->appendChild($document->createTextNode($icon)); + $feedImage->appendChild($iconUrl); + $iconTitle = $document->createElement('title'); + $iconTitle->appendChild($document->createTextNode($title)); + $feedImage->appendChild($iconTitle); + $iconLink = $document->createElement('link'); + $iconLink->appendChild($document->createTextNode($uri)); + $feedImage->appendChild($iconLink); } - $items = ''; + $linkAlternate = $document->createElementNS(self::ATOM_NS, 'atom:link'); + $linkAlternate->setAttribute('rel', 'alternate'); + $linkAlternate->setAttribute('type', 'text/html'); + $linkAlternate->setAttribute('href', $uri); + $channel->appendChild($linkAlternate); + + $linkSelf = $document->createElementNS(self::ATOM_NS, 'atom:link'); + $linkSelf->setAttribute('rel', 'self'); + $linkSelf->setAttribute('type', 'application/atom+xml'); + $linkSelf->setAttribute('href', $feedUrl); + $channel->appendChild($linkSelf); + foreach($this->getItems() as $item) { $itemTimestamp = $item->getTimestamp(); - $itemTitle = $this->xml_encode($item->getTitle()); - $itemUri = $this->xml_encode($item->getURI()); - $itemContent = $this->xml_encode($this->sanitizeHtml($item->getContent())); + $itemTitle = $item->getTitle(); + $itemUri = $item->getURI(); + $itemContent = $this->sanitizeHtml($item->getContent()); $entryID = $item->getUid(); $isPermaLink = 'false'; @@ -66,91 +112,59 @@ class MrssFormat extends FormatAbstract { if (empty($entryID)) // Fallback to title and content $entryID = hash('sha1', $itemTitle . $itemContent); - $entryTitle = ''; - if (!empty($itemTitle)) - $entryTitle = '<title>' . $itemTitle . '</title>'; + $entry = $document->createElement('item'); + + if (!empty($itemTitle)) { + $entryTitle = $document->createElement('title'); + $entryTitle->appendChild($document->createTextNode($itemTitle)); + $entry->appendChild($entryTitle); + } + + if (!empty($itemUri)) { + $entryLink = $document->createElement('link'); + $entryLink->appendChild($document->createTextNode($itemUri)); + $entry->appendChild($entryLink); + } - $entryLink = ''; - if (!empty($itemUri)) - $entryLink = '<link>' . $itemUri . '</link>'; + $entryGuid = $document->createElement('guid'); + $entryGuid->setAttribute('isPermaLink', $isPermaLink); + $entryGuid->appendChild($document->createTextNode($entryID)); + $entry->appendChild($entryGuid); - $entryPublished = ''; if (!empty($itemTimestamp)) { - $entryPublished = '<pubDate>' - . $this->xml_encode(gmdate(DATE_RFC2822, $itemTimestamp)) - . '</pubDate>'; + $entryPublished = $document->createElement('pubDate'); + $entryPublished->appendChild($document->createTextNode(gmdate(DATE_RFC2822, $itemTimestamp))); + $entry->appendChild($entryPublished); } - $entryDescription = ''; - if (!empty($itemContent)) - $entryDescription = '<description>' . $itemContent . '</description>'; + if (!empty($itemContent)) { + $entryDescription = $document->createElement('description'); + $entryDescription->appendChild($document->createTextNode($itemContent)); + $entry->appendChild($entryDescription); + } - $entryEnclosures = ''; foreach($item->getEnclosures() as $enclosure) { - $entryEnclosures .= '<media:content url="' - . $this->xml_encode($enclosure) - . '" type="' . getMimeType($enclosure) . '"/>' - . PHP_EOL; + $entryEnclosure = $document->createElementNS(self::MRSS_NS, 'media:content'); + $entryEnclosure->setAttribute('url', $enclosure); + $entryEnclosure->setAttribute('type', getMimeType($enclosure)); + $entry->appendChild($entryEnclosure); } $entryCategories = ''; foreach($item->getCategories() as $category) { - $entryCategories .= '<category>' - . $category . '</category>' - . PHP_EOL; + $entryCategory = $document->createElement('category'); + $entryCategory->appendChild($document->createTextNode($category)); + $entry->appendChild($entryCategory); } - $items .= <<<EOD - - <item> - {$entryTitle} - {$entryLink} - <guid isPermaLink="{$isPermaLink}">{$entryID}</guid> - {$entryPublished} - {$entryDescription} - {$entryEnclosures} - {$entryCategories} - </item> - -EOD; + $channel->appendChild($entry); } - $charset = $this->getCharset(); - - $feedImage = ''; - if (!empty($icon) && in_array(substr($icon, -4), self::ALLOWED_IMAGE_EXT)) { - $feedImage .= <<<EOD - <image> - <url>{$icon}</url> - <title>{$title}</title> - <link>{$uri}</link> - </image> -EOD; - } - - /* Data are prepared, now let's begin the "MAGIE !!!" */ - $toReturn = <<<EOD -<?xml version="1.0" encoding="{$charset}"?> -<rss version="2.0" xmlns:media="http://search.yahoo.com/mrss/" xmlns:atom="http://www.w3.org/2005/Atom"> - <channel> - <title>{$title}</title> - <link>{$uri}</link> - <description>{$title}</description> - {$feedImage} - <atom:link rel="alternate" type="text/html" href="{$uri}"/> - <atom:link rel="self" href="{$feedUrl}" type="application/atom+xml"/> - {$items} - </channel> -</rss> -EOD; + $toReturn = $document->saveXML(); // Remove invalid non-UTF8 characters ini_set('mbstring.substitute_character', 'none'); $toReturn = mb_convert_encoding($toReturn, $this->getCharset(), 'UTF-8'); return $toReturn; } - - private function xml_encode($text){ - return htmlspecialchars($text, ENT_XML1); - } } |