在android中预览一个URL,就像你在发布链接之前所做的那样(链接预览)

Question

我有一个EditText来输入一个Web链接.我想预览输入的URL,类似于Facebook中的功能,我们在其中发布链接并将看到页面的图像,标题位于顶部,URL位于底部.

如何在Android中开发此功能？

Answer 1

在用户输入editext中的链接以解析链接后使用JSOUP OG元标记(这是FB所看到的)删除元标记:

以下是您最近的nytimes文章中所需的元信息示例

<meta property="og:url" content="http://www.nytimes.com/2013/03/16/world/europe/pope-francis-praises-benedict-urges-cardinals-to-spread-gospel.html"/>
<meta property="og:type" content="article"/>
<meta property="og:title" content="Vatican Rejects Argentine Accusations Against Pope Francis"/>
<meta property="og:description" content="The Vatican on Friday formally defended Pope Francis’ role in Argentina’s so-called “Dirty War,” amid accusations that he failed to halt abuses of which he had knowledge.">
<meta property="og:image" content="http://graphics8.nytimes.com/images/2013/03/16/world/16vatican/16vatican-superJumbo.jpg"/>