Get_OGP_InWP

Get OGP information of external site by utilizing WordPress function.

Usage

::get() method

Get OGP and metadata information from external sites.

require_once 'get_ogp_inwp.php';

$url  = 'https://example.com/hoge/';
$ogps = \Get_OGP_InWP::get( $url );

About the second argument

You can specify arguments to pass to wp_remote_get().

require_once 'get_ogp_inwp.php';

$url = 'https://example.com/hoge/';

// For example like this. (This is the default value)
$fetch_args = [
    'timeout'     => 15,
    'redirection' => 3,
    'sslverify'   => false,
];

$ogps = \Get_OGP_InWP::get( $url, $fetch_args );

About the 3rd argument

You can specify the OGP and metadata you want to acquire.

require_once 'get_ogp_inwp.php';

$url = 'https://example.com/hoge/';

// For example like this. (This is the default value)
$targets = [
    'title'    => true,
    'icon'     => true,
    'og'       => true,
    'fb'       => true,
    'twitter'  => true,
    'meta'     => [
        'description',
        'thumbnail',
    ],
];

$ogps = \Get_OGP_InWP::get( $url, null, $targets );

::extract_card_data() method

Extract the information required for the blog card from the acquired OGP data.

require_once 'get_ogp_inwp.php';

$url       = 'https://example.com/hoge/';
$ogps      = \Get_OGP_InWP::get( $url );
$card_data = \Get_OGP_InWP::extract_card_data( $ogps );

The following data will be returned.

• 'site_name'
• 'title'
• 'description'
• 'thumbnail'
• 'icon'

If the data for each element could not be obtained, an empty string is stored.