opengraph | 易学教程

HTML5 validator failing on Facebook OpenGraph XML Namespace xmlns:og

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HTML 5 validator is failing on my code despite me following the Facebook documentation to the letter. There are a variety of problems but let's start with one example to start with. I'm following the Facebook "Getting Started" documentation and using th5is code: <html xmlns="http://www.w3.org/1999/xhtml" xmlns:og="http://ogp.me/ns#" xmlns:fb="http://www.facebook.com/2008/fbml"> The only difference is I precede this with <!DOCTYPE html> for HTML5. When running it through the W3C HTML5 validator I get this error: Attribute xmlns:og not allowed here The only things I can think of what the error

How can I retrieve og/meta attributes of a resource?

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问题 I'm making an application that retrieve tweets on Twitter of a user. Those feeds contains links to external resources, such as Artciles, Webpage or YouTube video. I get trought the Twitter API the JSON of these feeds, but there arent included the og: attributes of the content. And I'd like to catch them and show to my website. Such as this question of StackOverflow: <meta name="og:type" content="website" /> <meta name="og:image" content="http://cdn.sstatic.net/stackoverflow/img/apple-touch

og:url is driving me crazy?

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hope you can help me... I want to have a page with facebook metatags, like: <meta property="og:title" content="TITULO" /> <meta property="og:type" content="website" /> <meta property="og:image" content="http://profile.ak.fbcdn.net/hprofile-ak-snc4/277072_61646342824_993843268_n.jpg" /> <meta property="og:url" content="http://www.clarin.com" /> and the problem is that instead of showing the descriptions, titles and images that I define in the metatags of my page, the facebook like box is generated with the url defined in my og:url . I was reading documentation and it seems that it should be in

Facebook open graph meta tags & valid html [duplicate]

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Possible Duplicate: Html validation error for property attribute According to facebook to use their like button and the open graph meta tags you need to place something like this into your html page. <meta property="og:title" content="The Rock"/> <meta property="og:type" content="movie"/> <meta property="og:url" content="http://www.imdb.com/title/tt0117500/"/> <meta property="og:image" content="http://ia.media-imdb.com/rock.jpg"/> <meta property="og:site_name" content="IMDb"/> What the hell are they playing at? This is invalid html, the attribute 'property' is not and never has been an

Facebook Score API calls from Android not displaying high scores on Timeline/ticker

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问题 I'm trying to get an Android app to post highscores to Facebook, similar to how Angry Birds on Facebook does (it get's displayed on Timeline and shows up in the Ticker too). Keep in mind that this game runs only on Android and has no FB Canvas application. Currently the steps I take for posting the high scores are the following: Authenticate the user via FB when login buttons is pressed, request only publish_actions permissions - works Request the user id by calling "/me" via FB SDK and

facebook is not recognizing my meta tags

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问题 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xmlns:og="http://ogp.me/ns#" xmlns:fb="http://www.facebook.com/2008/fbml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <meta http-equiv="Content-Language" content="en" /> <title></title> <meta property="og:title" content="Katha Screenplay Darsakatvam (KSD) Appalaraju "/> <meta property="og:type" content="movie

Using Facebook Open Graph Story with map attachment (GeoPoint)

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I'm trying to create some Open Graph Story with map attachment using iOS SDK and I'm have some issues. First of all I'm having issues with the object creation... I had set a object that inherits from 'Place'. So here is the first question "how to setup a GeoPoint property using iOS Facebook SDK?"... After so many tries, I gave up... So I created a object that inherist from 'Object' and I created a custom property named 'location' as GeoPoint. But this solution brings me to same question "how to setup a GeoPoint property using iOS Facebook SDK?" All I need is create a Story with a map that

Share on Facebook - Thumbnail not showing for the first time

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问题 https://www.facebook.com/sharer/sharer.php?u=http%3A%2F%2Fwww.frcc.us%2F1197%3Fv%3D3422%26f%3D5 You should see it has thumbnail now. But every time I post a new link from my website (configured like the above example), the thumbnail won't show up for the first time. I have to refresh, and then the thumbnail shows. I should include valid og tags. When I test my links on https://developers.facebook.com/tools/debug Sometimes it gives me error saying og:image should be bigger. Then I just have to

Linkedin sharing urls / not parsing open graph

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The Linkedin documentation can be found here As it says, it needs: og:title og:description og:image og:url Here is an example of my wordpress blog source code that for simplicity I use Jetpack plug-in:  <meta property="og:type" content="article" /> <meta property="og:title" content="Starbucks Netherlands Intel" /> <meta property="og:url" content="http://lorentzos.com/starbucks-netherlands-intel/" /> <meta property="og:description" content="Today I had some free time at work. I wanted to play more with Foursquare APIs. So the question: "What is the correlation of

How does Giphy share gifs to facebook? (2015, NOT FLASH ANYMORE)

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问题 If I paste the following URL into Facebook I can share an animated gif. It's not a movie and not flash, Facebook now supports gifs without those workarounds. I can click it to pause and it shows "GIF" in a circle while paused. http://giphy.com/gifs/hot-funny-cartoon-fBEDuhnVCiP16 No matter what I replicate from that page's meta tags I cannot get Facebook to share an animated gif form my own page. I've even gone so far as to copy the entire code of that page and serve it myself (Changing <link