102 lines
3.2 KiB
PHP
102 lines
3.2 KiB
PHP
<?php
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namespace PicoFeed;
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class Rss20 extends Parser
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{
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public function execute()
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{
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$this->content = $this->normalizeData($this->content);
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\libxml_use_internal_errors(true);
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$xml = \simplexml_load_string($this->content);
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if ($xml === false) {
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if ($this->debug) $this->displayXmlErrors();
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return false;
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}
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$namespaces = $xml->getNamespaces(true);
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if ($xml->channel->link->count() > 1) {
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foreach ($xml->channel->link as $xml_link) {
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$link = (string) $xml_link;
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if ($link !== '') {
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$this->url = (string) $link;
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break;
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}
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}
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}
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else {
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$this->url = (string) $xml->channel->link;
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}
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$this->title = (string) $xml->channel->title;
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$this->id = $this->url;
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$this->updated = isset($xml->channel->pubDate) ? (string) $xml->channel->pubDate : (string) $xml->channel->lastBuildDate;
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$this->updated = $this->updated ? strtotime($this->updated) : time();
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foreach ($xml->channel->item as $entry) {
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$item = new \StdClass;
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$item->title = (string) $entry->title;
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$item->url = '';
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$item->author= '';
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$item->updated = '';
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$item->content = '';
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foreach ($namespaces as $name => $url) {
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$namespace = $entry->children($namespaces[$name]);
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if (! $item->url && ! empty($namespace->origLink)) $item->url = (string) $namespace->origLink;
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if (! $item->author && ! empty($namespace->creator)) $item->author = (string) $namespace->creator;
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if (! $item->updated && ! empty($namespace->date)) $item->updated = strtotime((string) $namespace->date);
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if (! $item->updated && ! empty($namespace->updated)) $item->updated = strtotime((string) $namespace->updated);
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if (! $item->content && ! empty($namespace->encoded)) $item->content = (string) $namespace->encoded;
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}
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if (empty($item->url)) $item->url = (string) $entry->link;
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if (empty($item->updated)) $item->updated = strtotime((string) $entry->pubDate) ?: $this->updated;
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if (empty($item->content)) {
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$item->content = isset($entry->description) ? (string) $entry->description : '';
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}
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if (empty($item->author)) {
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if (isset($entry->author)) {
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$item->author = (string) $entry->author;
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}
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else if (isset($xml->channel->webMaster)) {
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$item->author = (string) $xml->channel->webMaster;
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}
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}
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if (isset($entry->guid) && isset($entry->guid['isPermaLink']) && (string) $entry->guid['isPermaLink'] != 'false') {
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$item->id = (string) $entry->guid;
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}
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else {
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$item->id = $item->url;
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}
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if (empty($item->title)) $item->title = $item->url;
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$item->content = $this->filterHtml($item->content, $item->url);
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$this->items[] = $item;
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}
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return $this;
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}
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} |