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tt-rss/classes/feeditem/rss.php

174 lines
4.0 KiB
PHTML

<?php
class FeedItem_RSS extends FeedItem_Common {
function get_id() {
$id = $this->elem->getElementsByTagName("guid")->item(0);
if ($id) {
return $id->nodeValue;
} else {
return $this->get_link();
}
}
function get_date() {
$pubDate = $this->elem->getElementsByTagName("pubDate")->item(0);
if ($pubDate) {
return strtotime($pubDate->nodeValue);
}
$date = $this->xpath->query("dc:date", $this->elem)->item(0);
if ($date) {
return strtotime($date->nodeValue);
}
}
function get_link() {
$links = $this->xpath->query("atom:link", $this->elem);
foreach ($links as $link) {
if ($link && $link->hasAttribute("href") &&
(!$link->hasAttribute("rel")
|| $link->getAttribute("rel") == "alternate"
|| $link->getAttribute("rel") == "standout")) {
return $link->getAttribute("href");
}
}
$link = $this->elem->getElementsByTagName("guid")->item(0);
if ($link && $link->hasAttributes() && $link->getAttribute("isPermaLink") == "true") {
return $link->nodeValue;
}
$link = $this->elem->getElementsByTagName("link")->item(0);
if ($link) {
return $link->nodeValue;
}
}
function get_title() {
$title = $this->elem->getElementsByTagName("title")->item(0);
if ($title) {
return $title->nodeValue;
}
}
function get_content() {
$contentA = $this->xpath->query("content:encoded", $this->elem)->item(0);
$contentB = $this->elem->getElementsByTagName("description")->item(0);
if ($contentA && !$contentB) {
return $contentA->nodeValue;
}
if ($contentB && !$contentA) {
return $contentB->nodeValue;
}
if ($contentA && $contentB) {
return mb_strlen($contentA->nodeValue) > mb_strlen($contentB->nodeValue) ?
$contentA->nodeValue : $contentB->nodeValue;
}
}
function get_description() {
$summary = $this->elem->getElementsByTagName("description")->item(0);
if ($summary) {
return $summary->nodeValue;
}
}
function get_categories() {
$categories = $this->elem->getElementsByTagName("category");
$cats = array();
foreach ($categories as $cat) {
array_push($cats, $cat->nodeValue);
}
$categories = $this->xpath->query("dc:subject", $this->elem);
foreach ($categories as $cat) {
array_push($cats, $cat->nodeValue);
}
return $cats;
}
function get_enclosures() {
$enclosures = $this->elem->getElementsByTagName("enclosure");
$encs = array();
foreach ($enclosures as $enclosure) {
$enc = new FeedEnclosure();
$enc->type = $enclosure->getAttribute("type");
$enc->link = $enclosure->getAttribute("url");
$enc->length = $enclosure->getAttribute("length");
array_push($encs, $enc);
}
$enclosures = $this->xpath->query("media:content", $this->elem);
foreach ($enclosures as $enclosure) {
$enc = new FeedEnclosure();
$enc->type = $enclosure->getAttribute("type");
$enc->link = $enclosure->getAttribute("url");
$enc->length = $enclosure->getAttribute("length");
$desc = $this->xpath->query("media:description", $enclosure)->item(0);
if ($desc) $enc->title = strip_tags($desc->nodeValue);
array_push($encs, $enc);
}
$enclosures = $this->xpath->query("media:group", $this->elem);
foreach ($enclosures as $enclosure) {
$enc = new FeedEnclosure();
$content = $this->xpath->query("media:content", $enclosure)->item(0);
$enc->type = $content->getAttribute("type");
$enc->link = $content->getAttribute("url");
$enc->length = $content->getAttribute("length");
$desc = $this->xpath->query("media:description", $content)->item(0);
if ($desc) {
$enc->title = strip_tags($desc->nodeValue);
} else {
$desc = $this->xpath->query("media:description", $enclosure)->item(0);
if ($desc) $enc->title = strip_tags($desc->nodeValue);
}
array_push($encs, $enc);
}
$enclosures = $this->xpath->query("media:thumbnail", $this->elem);
foreach ($enclosures as $enclosure) {
$enc = new FeedEnclosure();
$enc->type = "image/generic";
$enc->link = $enclosure->getAttribute("url");
array_push($encs, $enc);
}
return $encs;
}
}
?>