has_custom_logo( int $blog_id ): bool

Determines whether the site has a custom logo.

Contents

Parameters
Return
Source
Related
- Uses
- Used By
Changelog
User Contributed Notes

Parameters

$blog_id int Optional: ID of the blog in question. Default is the ID of the current blog.

Return

bool Whether the site has a custom logo or not.

Source

File: wp-includes/general-template.php. View all references

function has_custom_logo( $blog_id = 0 ) {
	$switched_blog = false;

	if ( is_multisite() && ! empty( $blog_id ) && get_current_blog_id() !== (int) $blog_id ) {
		switch_to_blog( $blog_id );
		$switched_blog = true;
	}

	$custom_logo_id = get_theme_mod( 'custom_logo' );

	if ( $switched_blog ) {
		restore_current_blog();
	}

	return (bool) $custom_logo_id;
}

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Uses

Uses
Uses	Description
get_theme_mod() wp-includes/theme.php	Retrieves theme modification value for the active theme.
switch_to_blog() wp-includes/ms-blogs.php	Switches the current blog.
restore_current_blog() wp-includes/ms-blogs.php	Restores the current blog, after calling switch_to_blog() .
is_multisite() wp-includes/load.php	Determines whether Multisite is enabled.
get_current_blog_id() wp-includes/load.php	Retrieves the current site ID.

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Used By

Used By
Used By	Description
get_body_class() wp-includes/post-template.php	Retrieves an array of the class names for the body element.

Changelog

Changelog
Version	Description
4.5.0	Introduced.

User Contributed Notes

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Contributed by Anthony Hortin — 7 years ago

See Also
the_custom_logo()
get_custom_logo()

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You must log in to vote on the helpfulness of this noteVote results for this note: -5You must log in to vote on the helpfulness of this note

Contributed by Rami Yushuvaev — 7 years ago
To get the URL of the custom logo image:
```
$custom_logo_id = get_theme_mod( 'custom_logo' );
$image = wp_get_attachment_image_src( $custom_logo_id , 'full' );
echo $image[0];
```
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