1f3361c6b4
Previously the item class was used to dump literaly any data into an object. The same can be archived by using an array with named keys (associative array). Technically it makes more sense to use an array as we want to be able to store any parameter into our item.
96 lines
3.5 KiB
PHP
96 lines
3.5 KiB
PHP
<?php
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/**
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* Atom
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* Documentation Source http://en.wikipedia.org/wiki/Atom_%28standard%29 and http://tools.ietf.org/html/rfc4287
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*
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* @name Atom
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*/
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class AtomFormat extends FormatAbstract{
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public function stringify(){
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/* Datas preparation */
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$https = ( isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on' ? 's' : '' );
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$httpHost = isset($_SERVER['HTTP_HOST']) ? $_SERVER['HTTP_HOST'] : '';
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$httpInfo = isset($_SERVER['PATH_INFO']) ? $_SERVER['PATH_INFO'] : '';
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$serverRequestUri = $this->xml_encode($_SERVER['REQUEST_URI']);
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$extraInfos = $this->getExtraInfos();
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$title = $this->xml_encode($extraInfos['name']);
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$uri = !empty($extraInfos['uri']) ? $extraInfos['uri'] : 'https://github.com/sebsauvage/rss-bridge';
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$icon = $this->xml_encode('http://icons.better-idea.org/icon?url='. $uri .'&size=64');
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$uri = $this->xml_encode($uri);
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$entries = '';
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foreach($this->getDatas() as $data){
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$entryAuthor = is_null($data['author']) ? '' : $this->xml_encode($data['author']);
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$entryTitle = is_null($data['title']) ? '' : $this->xml_encode($data['title']);
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$entryUri = is_null($data['uri']) ? '' : $this->xml_encode($data['uri']);
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$entryTimestamp = is_null($data['timestamp']) ? '' : $this->xml_encode(date(DATE_ATOM, $data['timestamp']));
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$entryContent = is_null($data['content']) ? '' : $this->xml_encode($this->sanitizeHtml($data['content']));
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$entries .= <<<EOD
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<entry>
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<author>
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<name>{$entryAuthor}</name>
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</author>
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<title type="html"><![CDATA[{$entryTitle}]]></title>
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<link rel="alternate" type="text/html" href="{$entryUri}" />
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<id>{$entryUri}</id>
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<updated>{$entryTimestamp}</updated>
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<content type="html">{$entryContent}</content>
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</entry>
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EOD;
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}
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/*
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TODO :
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- Security: Disable Javascript ?
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- <updated> : Define new extra info ?
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- <content type="html"> : RFC look with xhtml, keep this in spite of ?
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*/
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// #### TEMPORARY FIX ###
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$feedTimestamp = date(DATE_ATOM, time());
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// ################
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/* Data are prepared, now let's begin the "MAGIE !!!" */
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$toReturn = '<?xml version="1.0" encoding="UTF-8"?>';
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$toReturn .= <<<EOD
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<feed xmlns="http://www.w3.org/2005/Atom" xmlns:thr="http://purl.org/syndication/thread/1.0" xml:lang="en-US">
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<title type="text">{$title}</title>
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<id>http{$https}://{$httpHost}{$httpInfo}/</id>
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<icon>{$icon}</icon>
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<logo>{$icon}</logo>
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<updated>{$feedTimestamp}</updated>
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<link rel="alternate" type="text/html" href="{$uri}" />
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<link rel="self" href="http{$https}://{$httpHost}{$serverRequestUri}" />
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{$entries}
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</feed>
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EOD;
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// Remove invalid non-UTF8 characters
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// We cannot use iconv because of a bug in some versions of iconv.
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// See http://www.php.net/manual/fr/function.iconv.php#108643
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//$toReturn = iconv("UTF-8", "UTF-8//IGNORE", $toReturn);
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// So we use mb_convert_encoding instead:
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ini_set('mbstring.substitute_character', 'none');
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$toReturn= mb_convert_encoding($toReturn, 'UTF-8', 'UTF-8');
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return $toReturn;
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}
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public function display(){
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$this
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->setContentType('application/atom+xml; charset=UTF-8') // We force UTF-8 in ATOM output.
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->callContentType();
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return parent::display();
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}
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private function xml_encode($text) {
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return htmlspecialchars($text, ENT_XML1);
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}
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}
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