157 lines
3.4 KiB
PHP
157 lines
3.4 KiB
PHP
<?php
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class FeedItem_Atom extends FeedItem_Common {
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function get_id() {
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$id = $this->elem->getElementsByTagName("id")->item(0);
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if ($id) {
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return $id->nodeValue;
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} else {
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return $this->get_link();
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}
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}
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function get_date() {
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$updated = $this->elem->getElementsByTagName("updated")->item(0);
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if ($updated) {
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return strtotime($updated->nodeValue);
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}
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$published = $this->elem->getElementsByTagName("published")->item(0);
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if ($published) {
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return strtotime($published->nodeValue);
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}
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$date = $this->xpath->query("dc:date", $this->elem)->item(0);
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if ($date) {
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return strtotime($date->nodeValue);
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}
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}
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function get_link() {
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$links = $this->elem->getElementsByTagName("link");
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foreach ($links as $link) {
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if ($link && $link->hasAttribute("href") &&
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(!$link->hasAttribute("rel")
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|| $link->getAttribute("rel") == "alternate"
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|| $link->getAttribute("rel") == "standout")) {
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$base = $this->xpath->evaluate("string(ancestor-or-self::*[@xml:base][1]/@xml:base)", $link);
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if ($base)
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return rewrite_relative_url($base, $link->getAttribute("href"));
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else
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return $link->getAttribute("href");
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}
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}
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}
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function get_title() {
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$title = $this->elem->getElementsByTagName("title")->item(0);
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if ($title) {
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return $title->nodeValue;
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}
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}
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function get_content() {
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$content = $this->elem->getElementsByTagName("content")->item(0);
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if ($content) {
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if ($content->hasAttribute('type')) {
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if ($content->getAttribute('type') == 'xhtml') {
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for ($i = 0; $i < $content->childNodes->length; $i++) {
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$child = $content->childNodes->item($i);
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if ($child->hasChildNodes()) {
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return $this->doc->saveXML($child);
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}
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}
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}
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}
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return $content->nodeValue;
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}
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}
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function get_description() {
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$content = $this->elem->getElementsByTagName("summary")->item(0);
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if ($content) {
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if ($content->hasAttribute('type')) {
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if ($content->getAttribute('type') == 'xhtml') {
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for ($i = 0; $i < $content->childNodes->length; $i++) {
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$child = $content->childNodes->item($i);
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if ($child->hasChildNodes()) {
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return $this->doc->saveXML($child);
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}
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}
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}
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}
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return $content->nodeValue;
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}
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}
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function get_categories() {
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$categories = $this->elem->getElementsByTagName("category");
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$cats = array();
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foreach ($categories as $cat) {
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if ($cat->hasAttribute("term"))
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array_push($cats, $cat->getAttribute("term"));
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}
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$categories = $this->xpath->query("dc:subject", $this->elem);
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foreach ($categories as $cat) {
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array_push($cats, $cat->nodeValue);
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}
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return $cats;
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}
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function get_enclosures() {
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$links = $this->elem->getElementsByTagName("link");
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$encs = array();
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foreach ($links as $link) {
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if ($link && $link->hasAttribute("href") && $link->hasAttribute("rel")) {
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if ($link->getAttribute("rel") == "enclosure") {
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$enc = new FeedEnclosure();
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$enc->type = $link->getAttribute("type");
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$enc->link = $link->getAttribute("href");
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$enc->length = $link->getAttribute("length");
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array_push($encs, $enc);
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}
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}
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}
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$enclosures = $this->xpath->query("media:content", $this->elem);
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foreach ($enclosures as $enclosure) {
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$enc = new FeedEnclosure();
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$enc->type = $enclosure->getAttribute("type");
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$enc->link = $enclosure->getAttribute("url");
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$enc->length = $enclosure->getAttribute("length");
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array_push($encs, $enc);
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}
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return $encs;
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}
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}
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?>
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