谷歌饲料API - 返回媒体:缩略图 [英] Google Feed API - returning media:thumbnail
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问题描述
我目前使用的谷歌饲料API和试图检索从RSS的缩略图(媒体:缩略图)
I'm currently using the Google Feed API and attempting to retrieve a thumbnail from an RSS feed ("media:thumbnail")
媒体:RSS提要缩略图行看起来是这样的:
The media:thumbnail line in the RSS feed looks like this:
<media:thumbnail url="http://anyurl.com/thumbnailname.jpg" width="150" height="150"/>
注:缩略图不是媒体的一部分:组
脚本如下:
google.load("feeds", "1");
function initialize() {
var feed = new google.feeds.Feed("http://website.com/news/feed/");
feed.setNumEntries(20);
feed.load(function(result) {
if (!result.error) {
var container = document.getElementById("feed");
for (var i = 0; i < result.feed.entries.length; i++) {
var entry = result.feed.entries[i];
var div = document.createElement("div");
div.appendChild(document.createTextNode(entry.title));
div.appendChild(document.createTextNode(entry.link));
container.appendChild(div);
}
}
});
}
google.setOnLoadCallback(initialize);
</script>
标题和LINK正在返回就好了。但我不认为在饲料API文档的任何有关返回媒体:缩略图 - 或者明确它的网址
The TITLE and the LINK are returning just fine. But I don't see anything in the Feed API docs about returning media:thumbnail -- or specifically it's URL.
任何人都知道我会如何使用供稿API返回缩略图网址?
Anyone know how I might return the thumbnail URL using the feed API?
推荐答案
使用 MIXED_FORMAT
和搜索媒体:缩略图
用JavaScript网址:
UseMIXED_FORMAT
and search the media:thumbnail
urls with javascript:
<script type="text/javascript" src="https://www.google.com/jsapi"></script>
<script type="text/javascript">
google.load("feeds", "1");
function initialize() {
var feed = new google.feeds.Feed('http://channel9.msdn.com/Feeds/RSS');
feed.setResultFormat(google.feeds.Feed.MIXED_FORMAT);
feed.setNumEntries(25);
feed.load(function(result) {
if (!result.error) {
for (var i = 0; i < result.feed.entries.length; i++) {
var entry = result.feed.entries[i];
var mediaEntries = entry.xmlNode.getElementsByTagNameNS('*','thumbnail');
for (var j = 0; j < mediaEntries.length; j++) {
var mediaEntry = mediaEntries[j];
var mediaThumbnailUrl = mediaEntry.attributes.getNamedItem('url').value
console.log(mediaThumbnailUrl);
}
}
}
});
}
google.setOnLoadCallback(initialize);
</script>
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