Check if the response property is set before continuing with the update_themes transient return value. props johnbillion, fixes #20378.
git-svn-id: https://develop.svn.wordpress.org/trunk@20438 602fd350-edb4-49c9-b593-d223f7449a82
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@ -219,8 +219,11 @@ function wp_update_plugin($plugin, $feedback = '') {
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function get_theme_updates() {
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function get_theme_updates() {
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$themes = wp_get_themes();
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$themes = wp_get_themes();
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$current = get_site_transient('update_themes');
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$current = get_site_transient('update_themes');
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$update_themes = array();
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if ( ! isset( $current->response ) )
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return array();
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$update_themes = array();
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foreach ( $current->response as $stylesheet => $data ) {
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foreach ( $current->response as $stylesheet => $data ) {
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$update_themes[ $stylesheet ] = wp_get_theme( $stylesheet );
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$update_themes[ $stylesheet ] = wp_get_theme( $stylesheet );
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$update_themes[ $stylesheet ]->update = $data;
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$update_themes[ $stylesheet ]->update = $data;
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