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Allow get_lastpostdate(), get_lastpostmodified(), and _get_last_post_time() to accept $post_type and cache separately.

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Props _duck, SergeyBiryukov.
See #17455.


git-svn-id: https://develop.svn.wordpress.org/trunk@34201 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Scott Taylor 2015-09-15 15:24:04 +00:00
parent b5b07ca329
commit 8fc44f8c39
1 changed files with 40 additions and 24 deletions
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64
src/wp-includes/post-functions.php
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@ -5227,12 +5227,14 @@ function get_posts_by_author_sql( $post_type, $full = true, $post_author = null,
* 'gmt' is when the last post was posted in GMT formatted date. * 'gmt' is when the last post was posted in GMT formatted date.
* *
* @since 0.71 * @since 0.71
* @since 4.4.0 The `$post_type` argument was added.
* *
* @param string $timezone The location to get the time. Accepts 'gmt', 'blog', * @param string $timezone Optional. The location to get the time. Accepts 'gmt', 'blog',
* or 'server'. Default 'server'. * or 'server'. Default 'server'.
* @param string $post_type Optional. The post type to check. Default 'any'.
* @return string The date of the last post. * @return string The date of the last post.
*/ */
function get_lastpostdate( $timezone = 'server' ) { function get_lastpostdate( $timezone = 'server', $post_type = 'any' ) {
/** /**
* Filter the date the last post was published. * Filter the date the last post was published.
* *
@ -5242,7 +5244,7 @@ function get_lastpostdate( $timezone = 'server' ) {
* 'blog', or 'server'. * 'blog', or 'server'.
* @param string $timezone Location to use for getting the post published date. * @param string $timezone Location to use for getting the post published date.
*/ */
return apply_filters( 'get_lastpostdate', _get_last_post_time( $timezone, 'date' ), $timezone ); return apply_filters( 'get_lastpostdate', _get_last_post_time( $timezone, 'date', $post_type ), $timezone );
} }
/** /**
@ -5253,20 +5255,23 @@ function get_lastpostdate( $timezone = 'server' ) {
* 'gmt' is when the last post was modified in GMT time. * 'gmt' is when the last post was modified in GMT time.
* *
* @since 1.2.0 * @since 1.2.0
* @since 4.4.0 The `$post_type` argument was added.
* *
* @param string $timezone Optional. The timezone for the timestamp. Uses the server's internal timezone. * @param string $timezone Optional. The timezone for the timestamp. Uses the server's internal timezone.
* Accepts 'server', 'blog', 'gmt'. or 'server'. 'server' uses the server's * Accepts 'server', 'blog', 'gmt'. or 'server'. 'server' uses the server's
* internal timezone. 'blog' uses the `post_modified` field, which proxies * internal timezone. 'blog' uses the `post_modified` field, which proxies
* to the timezone set for the site. 'gmt' uses the `post_modified_gmt` field. * to the timezone set for the site. 'gmt' uses the `post_modified_gmt` field.
* Default 'server'. * Default 'server'.
* @param string $post_type Optional. The post type to check. Default 'any'.
* @return string The timestamp. * @return string The timestamp.
*/ */
function get_lastpostmodified( $timezone = 'server' ) { function get_lastpostmodified( $timezone = 'server', $post_type = 'any' ) {
$lastpostmodified = _get_last_post_time( $timezone, 'modified' ); $lastpostmodified = _get_last_post_time( $timezone, 'modified', $post_type );
$lastpostdate = get_lastpostdate($timezone); $lastpostdate = get_lastpostdate($timezone);
if ( $lastpostdate > $lastpostmodified ) if ( $lastpostdate > $lastpostmodified ) {
$lastpostmodified = $lastpostdate; $lastpostmodified = $lastpostdate;
}
/** /**
* Filter the date the last post was modified. * Filter the date the last post was modified.
@ -5284,33 +5289,41 @@ function get_lastpostmodified( $timezone = 'server' ) {
* Get the timestamp of the last time any post was modified or published. * Get the timestamp of the last time any post was modified or published.
* *
* @since 3.1.0 * @since 3.1.0
* @since 4.4.0 The `$post_type` argument was added.
* @access private * @access private
* *
* @global wpdb $wpdb * @global wpdb $wpdb
* *
* @param string $timezone The timezone for the timestamp. See {@see get_lastpostmodified()} * @param string $timezone The timezone for the timestamp. See {@see get_lastpostmodified()}
* for information on accepted values. * for information on accepted values.
* @param string $field Post field to check. Accepts 'date' or 'modified'. * @param string $field Post field to check. Accepts 'date' or 'modified'.
* @param string $post_type Optional. The post type to check. Default 'any'.
* @return string|false The timestamp. * @return string|false The timestamp.
*/ */
function _get_last_post_time( $timezone, $field ) { function _get_last_post_time( $timezone, $field, $post_type = 'any' ) {
global $wpdb; global $wpdb;
if ( !in_array( $field, array( 'date', 'modified' ) ) ) if ( ! in_array( $field, array( 'date', 'modified' ) ) ) {
return false; return false;
}
$timezone = strtolower( $timezone ); $timezone = strtolower( $timezone );
$key = "lastpost{$field}:$timezone"; $key = "lastpost{$field}:$timezone";
if ( 'any' !== $post_type ) {
$key .= ':' . sanitize_key( $post_type );
}
$date = wp_cache_get( $key, 'timeinfo' ); $date = wp_cache_get( $key, 'timeinfo' );
if ( !$date ) { if ( ! $date ) {
$add_seconds_server = date('Z'); if ( 'any' === $post_type ) {
$post_types = get_post_types( array( 'public' => true ) );
$post_types = get_post_types( array( 'public' => true ) ); array_walk( $post_types, array( $wpdb, 'escape_by_ref' ) );
array_walk( $post_types, array( &$wpdb, 'escape_by_ref' ) ); $post_types = "'" . implode( "', '", $post_types ) . "'";
$post_types = "'" . implode( "', '", $post_types ) . "'"; } else {
$post_types = "'" . sanitize_key( $post_type ) . "'";
}
switch ( $timezone ) { switch ( $timezone ) {
case 'gmt': case 'gmt':
@ -5320,12 +5333,14 @@ function _get_last_post_time( $timezone, $field ) {
$date = $wpdb->get_var("SELECT post_{$field} FROM $wpdb->posts WHERE post_status = 'publish' AND post_type IN ({$post_types}) ORDER BY post_{$field}_gmt DESC LIMIT 1"); $date = $wpdb->get_var("SELECT post_{$field} FROM $wpdb->posts WHERE post_status = 'publish' AND post_type IN ({$post_types}) ORDER BY post_{$field}_gmt DESC LIMIT 1");
break; break;
case 'server': case 'server':
$add_seconds_server = date( 'Z' );
$date = $wpdb->get_var("SELECT DATE_ADD(post_{$field}_gmt, INTERVAL '$add_seconds_server' SECOND) FROM $wpdb->posts WHERE post_status = 'publish' AND post_type IN ({$post_types}) ORDER BY post_{$field}_gmt DESC LIMIT 1"); $date = $wpdb->get_var("SELECT DATE_ADD(post_{$field}_gmt, INTERVAL '$add_seconds_server' SECOND) FROM $wpdb->posts WHERE post_status = 'publish' AND post_type IN ({$post_types}) ORDER BY post_{$field}_gmt DESC LIMIT 1");
break; break;
} }
if ( $date ) if ( $date ) {
wp_cache_set( $key, $date, 'timeinfo' ); wp_cache_set( $key, $date, 'timeinfo' );
}
} }
return $date; return $date;
@ -5548,6 +5563,7 @@ function _transition_post_status( $new_status, $old_status, $post ) {
foreach ( array( 'server', 'gmt', 'blog' ) as $timezone ) { foreach ( array( 'server', 'gmt', 'blog' ) as $timezone ) {
wp_cache_delete( "lastpostmodified:$timezone", 'timeinfo' ); wp_cache_delete( "lastpostmodified:$timezone", 'timeinfo' );
wp_cache_delete( "lastpostdate:$timezone", 'timeinfo' ); wp_cache_delete( "lastpostdate:$timezone", 'timeinfo' );
wp_cache_delete( "lastpostdate:$timezone:{$post->post_type}", 'timeinfo' );
} }
} }