get_post_mime_type( int|WP_Post $ID = '' )

Retrieve the mime type of an attachment based on the ID.


Description Description

This function can be used with any post type, but it makes more sense with attachments.


Parameters Parameters

$ID

(int|WP_Post) (Optional) Post ID or post object.

Default value: ''


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Return Return

(string|false) The mime type on success, false on failure.


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Source Source

File: wp-includes/post.php

function get_post_mime_type( $ID = '' ) {
	$post = get_post($ID);

	if ( is_object($post) )
		return $post->post_mime_type;

	return false;
}

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Changelog Changelog

Changelog
Version Description
2.0.0 Introduced.


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User Contributed Notes User Contributed Notes

  1. Skip to note content
    Contributed by Codex

    Return an icon image path according to the MIME type of the given post

    function get_icon_for_attachment($post_id) {
      $base = get_template_directory_uri() . "/images/icons/";
      $type = get_post_mime_type($post_id);
      switch ($type) {
        case 'image/jpeg':
        case 'image/png':
        case 'image/gif':
          return $base . "image.png"; break;
        case 'video/mpeg':
        case 'video/mp4': 
        case 'video/quicktime':
          return $base . "video.png"; break;
        case 'text/csv':
        case 'text/plain': 
        case 'text/xml':
          return $base . "text.png"; break;
        default:
          return $base . "file.png";
      }
    }
    // call it like this:
    echo '<img src="'.get_icon_for_attachment($my_attachment->ID).'" />';
    

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