In `WP::handle_404()`, make sure `$wp_query->post` is a `WP_Post` object before cloning it.
Merges [35994] to the 4.4 branch. Props igmoweb, swissspidy. Fixes #35013. Built from https://develop.svn.wordpress.org/branches/4.4@36064 git-svn-id: http://core.svn.wordpress.org/branches/4.4@36029 1a063a9b-81f0-0310-95a4-ce76da25c4cd
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@ -609,7 +609,12 @@ class WP {
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$success = true;
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$success = true;
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if ( is_singular() ) {
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if ( is_singular() ) {
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$p = clone $wp_query->post;
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$p = false;
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if ( $wp_query->post instanceof WP_Post ) {
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$p = clone $wp_query->post;
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}
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// Only set X-Pingback for single posts that allow pings.
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// Only set X-Pingback for single posts that allow pings.
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if ( $p && pings_open( $p ) ) {
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if ( $p && pings_open( $p ) ) {
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@header( 'X-Pingback: ' . get_bloginfo( 'pingback_url' ) );
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@header( 'X-Pingback: ' . get_bloginfo( 'pingback_url' ) );
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@ -4,7 +4,7 @@
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*
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*
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* @global string $wp_version
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* @global string $wp_version
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*/
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*/
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$wp_version = '4.4.1-alpha-36063';
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$wp_version = '4.4.1-alpha-36064';
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/**
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/**
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* Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.
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* Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.
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