https://github.com/johnreutersward/opengraph

opengraph is a Go library and command-line tool for extracting Open Graph metadata from HTML documents
https://github.com/johnreutersward/opengraph

opengraph

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opengraph is a Go library and command-line tool for extracting Open Graph metadata from HTML documents

• Host: GitHub
• URL: https://github.com/johnreutersward/opengraph
• Owner: johnreutersward
• License: mit
• Created: 2014-07-06T12:35:47.000Z (almost 12 years ago)
• Default Branch: master
• Last Pushed: 2021-01-16T12:21:08.000Z (over 5 years ago)
• Last Synced: 2024-11-21T18:42:39.623Z (over 1 year ago)
• Topics: opengraph
• Language: Go
• Homepage: https://pkg.go.dev/github.com/johnreutersward/opengraph
• Size: 39.1 KB
• Stars: 29
• Watchers: 2
• Forks: 7
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

          
# opengraph

[![Build Status](https://travis-ci.org/johnreutersward/opengraph.svg?branch=master)](https://travis-ci.org/johnreutersward/opengraph)

[![Go Reference](https://pkg.go.dev/badge/github.com/johnreutersward/opengraph.svg)](https://pkg.go.dev/github.com/johnreutersward/opengraph)

[![Go Report Card](https://goreportcard.com/badge/github.com/johnreutersward/opengraph)](https://goreportcard.com/report/github.com/johnreutersward/opengraph)

![ogp](ogp.png?raw=true "ogp")

> opengraph is a Go library and command-line tool for extracting [Open Graph](https://ogp.me/ "Open Graph protocol") metadata from HTML documents.

## Library

### Install

```go

import "github.com/johnreutersward/opengraph"

```

### Usage

To extract Open Graph metadata from a movie on IMDb (sans error handling)

```go

res, _ := http.Get("http://www.imdb.com/title/tt0118715/")

md, _ := opengraph.Extract(res.Body)

for i := range md {

	fmt.Printf("%s = %s\n", md[i].Property, md[i].Content)

}

```

Which will output

```

url = http://www.imdb.com/title/tt0118715/

type = video.movie

title = The Big Lebowski (1998)

site_name = IMDb

description = Directed by Joel Coen, Ethan Coen.  With Jeff Bridges ...

...

```

## Command-line tool

### Install

Binary releases: 

https://github.com/johnreutersward/opengraph/releases

Or build from source:

```

$ go get github.com/johnreutersward/opengraph/cmd/opengraph

```

### Usage

```

$ opengraph http://www.imdb.com/title/tt0118715/

type: video.movie

title: The Big Lebowski (1998)

site_name: IMDb

...

```

Output in JSON:

```

$ opengraph -json http://www.imdb.com/title/tt0118715/

[

  {

    "Property": "type",

    "Content": "video.movie",

    "Prefix": "og"

  },

  {

    "Property": "title",

    "Content": "The Big Lebowski (1998)",

    "Prefix": "og"

  },

  {

    "Property": "site_name",

    "Content": "IMDb",

    "Prefix": "og"

  },

  ...

]

```

## License

MIT