Ensure that we always coerce the class list passed to get_body_class to an array even when it is empty. Fixes #17717
git-svn-id: http://svn.automattic.com/wordpress/trunk@18176 1a063a9b-81f0-0310-95a4-ce76da25c4cd
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@ -533,6 +533,9 @@ function get_body_class( $class = '' ) {
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if ( !is_array( $class ) )
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$class = preg_split( '#\s+#', $class );
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$classes = array_merge( $classes, $class );
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} else {
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// Ensure that we always coerce class to being an array.
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$class = array();
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}
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$classes = array_map( 'esc_attr', $classes );
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