Move revisions/autosave and post format functions from wp-includes/post.php into revision.php and post-formats.php.
git-svn-id: http://core.svn.wordpress.org/trunk@23466 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
Andrew Nacin
parent
46a93b902f
commit
b88b1c1f53
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@ -1798,181 +1798,6 @@ function convert_smilies($text) {
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return $output;
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}
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/**
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* Return the class for a post format content wrapper
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*
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* @since 3.6.0
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*
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* @param string $format
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*/
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function get_post_format_content_class( $format ) {
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return apply_filters( 'post_format_content_class', 'post-format-content', $format );
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}
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/**
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* Ouput the class for a post format content wrapper
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*
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* @since 3.6.0
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*
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* @param string $format
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*/
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function post_format_content_class( $format ) {
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echo get_post_format_content_class( $format );
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}
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/**
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* Provide fallback behavior for Posts that have associated post format
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*
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* @since 3.6.0
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*
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* @param string $content
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*/
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function post_formats_compat( $content, $id = 0 ) {
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$post = empty( $id ) ? get_post() : get_post( $id );
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if ( empty( $post ) )
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return $content;
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$format = get_post_format( $post );
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if ( empty( $format ) || in_array( $format, array( 'status', 'aside', 'chat' ) ) )
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return $content;
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if ( current_theme_supports( 'post-formats', $format ) )
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return $content;
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$defaults = array(
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'position' => 'after',
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'tag' => 'div',
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'class' => get_post_format_content_class( $format ),
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'link_class' => '',
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'image_class' => '',
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'gallery' => '[gallery]',
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'audio' => '',
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'video' => ''
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);
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$args = apply_filters( 'post_format_compat', array() );
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$compat = wp_parse_args( $args, $defaults );
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$show_content = true;
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$format_output = '';
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$meta = get_post_format_meta( $post->ID );
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switch ( $format ) {
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case 'link':
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$compat['tag'] = '';
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if ( ! empty( $meta['url'] ) ) {
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$esc_url = preg_quote( $meta['url'], '#' );
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// Make sure the same URL isn't in the post (modified/extended versions allowed)
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if ( ! preg_match( '#' . $esc_url . '[^/&\?]#', $content ) ) {
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$format_output .= sprintf(
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'<a %shref="%s">%s</a>',
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empty( $compat['link_class'] ) ? '' : sprintf( 'class="%s" ', esc_attr( $compat['link_class'] ) ),
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esc_url( $meta['url'] ),
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empty( $post->post_title ) ? esc_url( $meta['url'] ) : apply_filters( 'the_title', $post->post_title )
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);
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}
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}
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break;
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case 'quote':
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if ( ! empty( $meta['quote'] ) && ! stristr( $content, $meta['quote'] ) ) {
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$format_output .= sprintf( '<blockquote>%s</blockquote>', $meta['quote'] );
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if ( ! empty( $meta['quote_source'] ) ) {
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$format_output .= sprintf(
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'<cite>%s</cite>',
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! empty( $meta['url'] ) ?
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sprintf( '<a href="%s">%s</a>', esc_url( $meta['url'] ), $meta['quote_source'] ) :
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$meta['quote_source']
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);
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}
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}
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break;
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case 'image':
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if ( ! empty( $meta['image'] ) ) {
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$image = is_numeric( $meta['image'] ) ? wp_get_attachment_url( $meta['image'] ) : $meta['image'];
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if ( ! empty( $image ) && ! stristr( $content, $image ) ) {
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$image_html = sprintf(
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'<img %ssrc="%s" alt="" />',
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empty( $compat['image_class'] ) ? '' : sprintf( 'class="%s" ', esc_attr( $compat['image_class'] ) ),
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$image
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);
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if ( empty( $meta['url'] ) ) {
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$format_output .= $image_html;
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} else {
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$format_output .= sprintf(
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'<a href="%s">%s</a>',
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esc_url( $meta['url'] ),
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$image_html
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);
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}
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}
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}
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break;
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case 'gallery':
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preg_match_all( '/' . get_shortcode_regex() . '/s', $content, $matches );
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if ( ! empty( $matches ) && isset( $matches[2] ) ) {
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foreach ( (array) $matches[2] as $match ) {
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if ( 'gallery' === $match )
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break 2; // foreach + case
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}
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}
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if ( empty( $meta['gallery'] ) && ! empty( $compat['gallery'] ) ) {
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$format_output .= $compat['gallery'];
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} elseif ( ! empty( $meta['gallery'] ) ) {
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$format_output .= $meta['gallery'];
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}
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break;
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case 'video':
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case 'audio':
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$shortcode_regex = '/' . get_shortcode_regex() . '/s';
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$matches = preg_match( $shortcode_regex, $content );
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if ( ! $matches || $format !== $matches[2] ) {
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if ( empty( $meta['media'] ) && ! empty( $compat[$format] ) ) {
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$format_output .= $compat[$format];
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} elseif ( ! empty( $meta['media'] ) ) {
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// the metadata is a shortcode or an embed code
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if ( preg_match( $shortcode_regex, $meta['media'] ) || preg_match( '#<[^>]+>#', $meta['media'] ) ) {
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$format_output .= $meta['media'];
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} elseif ( ! stristr( $content, $meta['media'] ) ) {
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// attempt to embed the URL
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$format_output .= sprintf( '[embed]%s[/embed]', $meta['media'] );
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}
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}
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}
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break;
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default:
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return $content;
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break;
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}
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if ( empty( $format_output ) )
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return $content;
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$output = '';
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if ( ! empty( $content ) && $show_content && 'before' !== $compat['position'] )
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$output .= $content . PHP_EOL . PHP_EOL;
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if ( ! empty( $compat['tag'] ) )
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$output .= sprintf( '<%s class="%s">', tag_escape( $compat['tag'] ), esc_attr( $compat['class'] ) );
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$output .= $format_output;
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if ( ! empty( $compat['tag'] ) )
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$output .= sprintf( '</%s>', tag_escape( $compat['tag'] ) );
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if ( ! empty( $content ) && $show_content && 'before' === $compat['position'] )
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$output .= PHP_EOL . PHP_EOL . $content;
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return $output;
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}
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/**
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* Verifies that an email is valid.
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*
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@ -3531,7 +3356,7 @@ function sanitize_trackback_urls( $to_ping ) {
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* @return string|array Slashed $value
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*/
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function wp_slash( $value ) {
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if ( is_array( $value ) ) {
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if ( is_array( $value ) ) {
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foreach ( $value as $k => $v ) {
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if ( is_array( $v ) ) {
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$value[$k] = wp_slash( $v );
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@ -3540,10 +3365,10 @@ function wp_slash( $value ) {
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}
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}
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} else {
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$value = addslashes( $value );
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}
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$value = addslashes( $value );
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}
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return $value;
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return $value;
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}
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/**
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@ -3562,5 +3387,5 @@ function wp_slash( $value ) {
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* @return string|array Unslashed $value
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*/
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function wp_unslash( $value ) {
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return stripslashes_deep( $value );
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return stripslashes_deep( $value );
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}
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@ -0,0 +1,429 @@
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<?php
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/**
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* Post format functions.
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*
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* @package WordPress
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* @subpackage Post
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*/
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/**
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* Retrieve the format slug for a post
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*
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* @since 3.1.0
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*
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* @param int|object $post A post
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*
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* @return mixed The format if successful. False if no format is set. WP_Error if errors.
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*/
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function get_post_format( $post = null ) {
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$post = get_post($post);
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if ( ! post_type_supports( $post->post_type, 'post-formats' ) )
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return false;
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$_format = get_the_terms( $post->ID, 'post_format' );
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if ( empty( $_format ) )
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return false;
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$format = array_shift( $_format );
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return ( str_replace('post-format-', '', $format->slug ) );
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}
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/**
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* Check if a post has a particular format
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*
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* @since 3.1.0
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* @uses has_term()
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*
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* @param string $format The format to check for
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* @param object|id $post The post to check. If not supplied, defaults to the current post if used in the loop.
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* @return bool True if the post has the format, false otherwise.
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*/
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function has_post_format( $format, $post = null ) {
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return has_term('post-format-' . sanitize_key($format), 'post_format', $post);
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}
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/**
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* Assign a format to a post
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*
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* @since 3.1.0
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*
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* @param int|object $post The post for which to assign a format
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* @param string $format A format to assign. Use an empty string or array to remove all formats from the post.
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* @return mixed WP_Error on error. Array of affected term IDs on success.
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*/
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function set_post_format( $post, $format ) {
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$post = get_post($post);
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if ( empty($post) )
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return new WP_Error('invalid_post', __('Invalid post'));
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if ( !empty($format) ) {
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$format = sanitize_key($format);
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if ( 'standard' == $format || !in_array( $format, array_keys( get_post_format_slugs() ) ) )
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$format = '';
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else
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$format = 'post-format-' . $format;
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}
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return wp_set_post_terms($post->ID, $format, 'post_format');
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}
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/**
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* Retrieve post format metadata for a post
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*
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* @since 3.6.0
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*
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* @param int $post_id
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* @return null
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*/
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function get_post_format_meta( $post_id = 0 ) {
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$values = array(
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'quote' => '',
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'quote_source' => '',
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'image' => '',
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'url' => '',
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'gallery' => '',
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'media' => '',
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);
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foreach ( $values as $key => $value )
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$values[$key] = get_post_meta( $post_id, '_wp_format_' . $key, true );
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return $values;
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}
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/**
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* Returns an array of post format slugs to their translated and pretty display versions
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*
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* @since 3.1.0
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*
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* @return array The array of translations
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*/
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function get_post_format_strings() {
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$strings = array(
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'standard' => _x( 'Standard', 'Post format' ), // Special case. any value that evals to false will be considered standard
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'aside' => _x( 'Aside', 'Post format' ),
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'chat' => _x( 'Chat', 'Post format' ),
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'gallery' => _x( 'Gallery', 'Post format' ),
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'link' => _x( 'Link', 'Post format' ),
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'image' => _x( 'Image', 'Post format' ),
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'quote' => _x( 'Quote', 'Post format' ),
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'status' => _x( 'Status', 'Post format' ),
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'video' => _x( 'Video', 'Post format' ),
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'audio' => _x( 'Audio', 'Post format' ),
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);
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return $strings;
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}
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/**
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* Retrieves an array of post format slugs.
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*
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* @since 3.1.0
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*
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* @return array The array of post format slugs.
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*/
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function get_post_format_slugs() {
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$slugs = array_keys( get_post_format_strings() );
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return array_combine( $slugs, $slugs );
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}
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/**
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* Returns a pretty, translated version of a post format slug
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*
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* @since 3.1.0
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*
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* @param string $slug A post format slug
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* @return string The translated post format name
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*/
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function get_post_format_string( $slug ) {
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$strings = get_post_format_strings();
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if ( !$slug )
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return $strings['standard'];
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else
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return ( isset( $strings[$slug] ) ) ? $strings[$slug] : '';
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}
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/**
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* Returns a link to a post format index.
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*
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* @since 3.1.0
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*
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* @param string $format Post format
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* @return string Link
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*/
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function get_post_format_link( $format ) {
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$term = get_term_by('slug', 'post-format-' . $format, 'post_format' );
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if ( ! $term || is_wp_error( $term ) )
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return false;
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return get_term_link( $term );
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}
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/**
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* Filters the request to allow for the format prefix.
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*
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* @access private
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* @since 3.1.0
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*/
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function _post_format_request( $qvs ) {
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if ( ! isset( $qvs['post_format'] ) )
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return $qvs;
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$slugs = get_post_format_slugs();
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if ( isset( $slugs[ $qvs['post_format'] ] ) )
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$qvs['post_format'] = 'post-format-' . $slugs[ $qvs['post_format'] ];
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$tax = get_taxonomy( 'post_format' );
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if ( ! is_admin() )
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$qvs['post_type'] = $tax->object_type;
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return $qvs;
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}
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add_filter( 'request', '_post_format_request' );
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/**
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* Filters the post format term link to remove the format prefix.
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*
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* @access private
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* @since 3.1.0
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*/
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function _post_format_link( $link, $term, $taxonomy ) {
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global $wp_rewrite;
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if ( 'post_format' != $taxonomy )
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return $link;
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if ( $wp_rewrite->get_extra_permastruct( $taxonomy ) ) {
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return str_replace( "/{$term->slug}", '/' . str_replace( 'post-format-', '', $term->slug ), $link );
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} else {
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$link = remove_query_arg( 'post_format', $link );
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return add_query_arg( 'post_format', str_replace( 'post-format-', '', $term->slug ), $link );
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}
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}
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add_filter( 'term_link', '_post_format_link', 10, 3 );
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/**
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* Remove the post format prefix from the name property of the term object created by get_term().
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*
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* @access private
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* @since 3.1.0
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*/
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function _post_format_get_term( $term ) {
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if ( isset( $term->slug ) ) {
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$term->name = get_post_format_string( str_replace( 'post-format-', '', $term->slug ) );
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}
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return $term;
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}
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add_filter( 'get_post_format', '_post_format_get_term' );
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/**
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* Remove the post format prefix from the name property of the term objects created by get_terms().
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*
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* @access private
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* @since 3.1.0
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*/
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function _post_format_get_terms( $terms, $taxonomies, $args ) {
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if ( in_array( 'post_format', (array) $taxonomies ) ) {
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if ( isset( $args['fields'] ) && 'names' == $args['fields'] ) {
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foreach( $terms as $order => $name ) {
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$terms[$order] = get_post_format_string( str_replace( 'post-format-', '', $name ) );
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}
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} else {
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foreach ( (array) $terms as $order => $term ) {
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if ( isset( $term->taxonomy ) && 'post_format' == $term->taxonomy ) {
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$terms[$order]->name = get_post_format_string( str_replace( 'post-format-', '', $term->slug ) );
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}
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}
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}
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}
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return $terms;
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}
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add_filter( 'get_terms', '_post_format_get_terms', 10, 3 );
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/**
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* Remove the post format prefix from the name property of the term objects created by wp_get_object_terms().
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*
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* @access private
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* @since 3.1.0
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*/
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function _post_format_wp_get_object_terms( $terms ) {
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foreach ( (array) $terms as $order => $term ) {
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if ( isset( $term->taxonomy ) && 'post_format' == $term->taxonomy ) {
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$terms[$order]->name = get_post_format_string( str_replace( 'post-format-', '', $term->slug ) );
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}
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}
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return $terms;
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}
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add_filter( 'wp_get_object_terms', '_post_format_wp_get_object_terms' );
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/**
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* Return the class for a post format content wrapper
|
||||
*
|
||||
* @since 3.6.0
|
||||
*
|
||||
* @param string $format
|
||||
*/
|
||||
function get_post_format_content_class( $format ) {
|
||||
return apply_filters( 'post_format_content_class', 'post-format-content', $format );
|
||||
}
|
||||
|
||||
/**
|
||||
* Ouput the class for a post format content wrapper
|
||||
*
|
||||
* @since 3.6.0
|
||||
*
|
||||
* @param string $format
|
||||
*/
|
||||
function post_format_content_class( $format ) {
|
||||
echo get_post_format_content_class( $format );
|
||||
}
|
||||
|
||||
/**
|
||||
* Provide fallback behavior for Posts that have associated post format
|
||||
*
|
||||
* @since 3.6.0
|
||||
*
|
||||
* @param string $content
|
||||
*/
|
||||
function post_formats_compat( $content, $id = 0 ) {
|
||||
$post = empty( $id ) ? get_post() : get_post( $id );
|
||||
if ( empty( $post ) )
|
||||
return $content;
|
||||
|
||||
$format = get_post_format( $post );
|
||||
if ( empty( $format ) || in_array( $format, array( 'status', 'aside', 'chat' ) ) )
|
||||
return $content;
|
||||
|
||||
if ( current_theme_supports( 'post-formats', $format ) )
|
||||
return $content;
|
||||
|
||||
$defaults = array(
|
||||
'position' => 'after',
|
||||
'tag' => 'div',
|
||||
'class' => get_post_format_content_class( $format ),
|
||||
'link_class' => '',
|
||||
'image_class' => '',
|
||||
'gallery' => '[gallery]',
|
||||
'audio' => '',
|
||||
'video' => ''
|
||||
);
|
||||
|
||||
$args = apply_filters( 'post_format_compat', array() );
|
||||
$compat = wp_parse_args( $args, $defaults );
|
||||
|
||||
$show_content = true;
|
||||
$format_output = '';
|
||||
$meta = get_post_format_meta( $post->ID );
|
||||
|
||||
switch ( $format ) {
|
||||
case 'link':
|
||||
$compat['tag'] = '';
|
||||
|
||||
if ( ! empty( $meta['url'] ) ) {
|
||||
$esc_url = preg_quote( $meta['url'], '#' );
|
||||
// Make sure the same URL isn't in the post (modified/extended versions allowed)
|
||||
if ( ! preg_match( '#' . $esc_url . '[^/&\?]#', $content ) ) {
|
||||
$format_output .= sprintf(
|
||||
'<a %shref="%s">%s</a>',
|
||||
empty( $compat['link_class'] ) ? '' : sprintf( 'class="%s" ', esc_attr( $compat['link_class'] ) ),
|
||||
esc_url( $meta['url'] ),
|
||||
empty( $post->post_title ) ? esc_url( $meta['url'] ) : apply_filters( 'the_title', $post->post_title )
|
||||
);
|
||||
}
|
||||
}
|
||||
break;
|
||||
|
||||
case 'quote':
|
||||
if ( ! empty( $meta['quote'] ) && ! stristr( $content, $meta['quote'] ) ) {
|
||||
$format_output .= sprintf( '<blockquote>%s</blockquote>', $meta['quote'] );
|
||||
if ( ! empty( $meta['quote_source'] ) ) {
|
||||
$format_output .= sprintf(
|
||||
'<cite>%s</cite>',
|
||||
! empty( $meta['url'] ) ?
|
||||
sprintf( '<a href="%s">%s</a>', esc_url( $meta['url'] ), $meta['quote_source'] ) :
|
||||
$meta['quote_source']
|
||||
);
|
||||
}
|
||||
}
|
||||
break;
|
||||
|
||||
case 'image':
|
||||
if ( ! empty( $meta['image'] ) ) {
|
||||
$image = is_numeric( $meta['image'] ) ? wp_get_attachment_url( $meta['image'] ) : $meta['image'];
|
||||
|
||||
if ( ! empty( $image ) && ! stristr( $content, $image ) ) {
|
||||
$image_html = sprintf(
|
||||
'<img %ssrc="%s" alt="" />',
|
||||
empty( $compat['image_class'] ) ? '' : sprintf( 'class="%s" ', esc_attr( $compat['image_class'] ) ),
|
||||
$image
|
||||
);
|
||||
if ( empty( $meta['url'] ) ) {
|
||||
$format_output .= $image_html;
|
||||
} else {
|
||||
$format_output .= sprintf(
|
||||
'<a href="%s">%s</a>',
|
||||
esc_url( $meta['url'] ),
|
||||
$image_html
|
||||
);
|
||||
}
|
||||
}
|
||||
}
|
||||
break;
|
||||
|
||||
case 'gallery':
|
||||
preg_match_all( '/' . get_shortcode_regex() . '/s', $content, $matches );
|
||||
if ( ! empty( $matches ) && isset( $matches[2] ) ) {
|
||||
foreach ( (array) $matches[2] as $match ) {
|
||||
if ( 'gallery' === $match )
|
||||
break 2; // foreach + case
|
||||
}
|
||||
}
|
||||
|
||||
if ( empty( $meta['gallery'] ) && ! empty( $compat['gallery'] ) ) {
|
||||
$format_output .= $compat['gallery'];
|
||||
} elseif ( ! empty( $meta['gallery'] ) ) {
|
||||
$format_output .= $meta['gallery'];
|
||||
}
|
||||
break;
|
||||
|
||||
case 'video':
|
||||
case 'audio':
|
||||
$shortcode_regex = '/' . get_shortcode_regex() . '/s';
|
||||
$matches = preg_match( $shortcode_regex, $content );
|
||||
if ( ! $matches || $format !== $matches[2] ) {
|
||||
if ( empty( $meta['media'] ) && ! empty( $compat[$format] ) ) {
|
||||
$format_output .= $compat[$format];
|
||||
} elseif ( ! empty( $meta['media'] ) ) {
|
||||
// the metadata is a shortcode or an embed code
|
||||
if ( preg_match( $shortcode_regex, $meta['media'] ) || preg_match( '#<[^>]+>#', $meta['media'] ) ) {
|
||||
$format_output .= $meta['media'];
|
||||
} elseif ( ! stristr( $content, $meta['media'] ) ) {
|
||||
// attempt to embed the URL
|
||||
$format_output .= sprintf( '[embed]%s[/embed]', $meta['media'] );
|
||||
}
|
||||
}
|
||||
}
|
||||
break;
|
||||
default:
|
||||
return $content;
|
||||
break;
|
||||
}
|
||||
|
||||
if ( empty( $format_output ) )
|
||||
return $content;
|
||||
|
||||
$output = '';
|
||||
|
||||
if ( ! empty( $content ) && $show_content && 'before' !== $compat['position'] )
|
||||
$output .= $content . PHP_EOL . PHP_EOL;
|
||||
|
||||
if ( ! empty( $compat['tag'] ) )
|
||||
$output .= sprintf( '<%s class="%s">', tag_escape( $compat['tag'] ), esc_attr( $compat['class'] ) );
|
||||
|
||||
$output .= $format_output;
|
||||
|
||||
if ( ! empty( $compat['tag'] ) )
|
||||
$output .= sprintf( '</%s>', tag_escape( $compat['tag'] ) );
|
||||
|
||||
if ( ! empty( $content ) && $show_content && 'before' === $compat['position'] )
|
||||
$output .= PHP_EOL . PHP_EOL . $content;
|
||||
|
||||
return $output;
|
||||
}
|
||||
|
|
@ -753,71 +753,6 @@ function get_post_mime_type($ID = '') {
|
|||
return false;
|
||||
}
|
||||
|
||||
/**
|
||||
* Retrieve the format slug for a post
|
||||
*
|
||||
* @since 3.1.0
|
||||
*
|
||||
* @param int|object $post A post
|
||||
*
|
||||
* @return mixed The format if successful. False if no format is set. WP_Error if errors.
|
||||
*/
|
||||
function get_post_format( $post = null ) {
|
||||
$post = get_post($post);
|
||||
|
||||
if ( ! post_type_supports( $post->post_type, 'post-formats' ) )
|
||||
return false;
|
||||
|
||||
$_format = get_the_terms( $post->ID, 'post_format' );
|
||||
|
||||
if ( empty( $_format ) )
|
||||
return false;
|
||||
|
||||
$format = array_shift( $_format );
|
||||
|
||||
return ( str_replace('post-format-', '', $format->slug ) );
|
||||
}
|
||||
|
||||
/**
|
||||
* Check if a post has a particular format
|
||||
*
|
||||
* @since 3.1.0
|
||||
* @uses has_term()
|
||||
*
|
||||
* @param string $format The format to check for
|
||||
* @param object|id $post The post to check. If not supplied, defaults to the current post if used in the loop.
|
||||
* @return bool True if the post has the format, false otherwise.
|
||||
*/
|
||||
function has_post_format( $format, $post = null ) {
|
||||
return has_term('post-format-' . sanitize_key($format), 'post_format', $post);
|
||||
}
|
||||
|
||||
/**
|
||||
* Assign a format to a post
|
||||
*
|
||||
* @since 3.1.0
|
||||
*
|
||||
* @param int|object $post The post for which to assign a format
|
||||
* @param string $format A format to assign. Use an empty string or array to remove all formats from the post.
|
||||
* @return mixed WP_Error on error. Array of affected term IDs on success.
|
||||
*/
|
||||
function set_post_format( $post, $format ) {
|
||||
$post = get_post($post);
|
||||
|
||||
if ( empty($post) )
|
||||
return new WP_Error('invalid_post', __('Invalid post'));
|
||||
|
||||
if ( !empty($format) ) {
|
||||
$format = sanitize_key($format);
|
||||
if ( 'standard' == $format || !in_array( $format, array_keys( get_post_format_slugs() ) ) )
|
||||
$format = '';
|
||||
else
|
||||
$format = 'post-format-' . $format;
|
||||
}
|
||||
|
||||
return wp_set_post_terms($post->ID, $format, 'post_format');
|
||||
}
|
||||
|
||||
/**
|
||||
* Retrieve the post status based on the Post ID.
|
||||
*
|
||||
|
|
@ -1950,30 +1885,6 @@ function get_post_custom_values( $key = '', $post_id = 0 ) {
|
|||
return isset($custom[$key]) ? $custom[$key] : null;
|
||||
}
|
||||
|
||||
/**
|
||||
* Retrieve post format metadata for a post
|
||||
*
|
||||
* @since 3.6.0
|
||||
*
|
||||
* @param int $post_id
|
||||
* @return null
|
||||
*/
|
||||
function get_post_format_meta( $post_id = 0 ) {
|
||||
$values = array(
|
||||
'quote' => '',
|
||||
'quote_source' => '',
|
||||
'image' => '',
|
||||
'url' => '',
|
||||
'gallery' => '',
|
||||
'media' => '',
|
||||
);
|
||||
|
||||
foreach ( $values as $key => $value )
|
||||
$values[$key] = get_post_meta( $post_id, '_wp_format_' . $key, true );
|
||||
|
||||
return $values;
|
||||
}
|
||||
|
||||
/**
|
||||
* Check if post is sticky.
|
||||
*
|
||||
|
|
@ -4949,416 +4860,6 @@ function _publish_post_hook($post_id) {
|
|||
wp_schedule_single_event(time(), 'do_pings');
|
||||
}
|
||||
|
||||
/**
|
||||
* Determines which fields of posts are to be saved in revisions.
|
||||
*
|
||||
* Does two things. If passed a post *array*, it will return a post array ready
|
||||
* to be inserted into the posts table as a post revision. Otherwise, returns
|
||||
* an array whose keys are the post fields to be saved for post revisions.
|
||||
*
|
||||
* @package WordPress
|
||||
* @subpackage Post_Revisions
|
||||
* @since 2.6.0
|
||||
* @access private
|
||||
* @uses apply_filters() Calls '_wp_post_revision_fields' on 'title', 'content' and 'excerpt' fields.
|
||||
*
|
||||
* @param array $post Optional a post array to be processed for insertion as a post revision.
|
||||
* @param bool $autosave optional Is the revision an autosave?
|
||||
* @return array Post array ready to be inserted as a post revision or array of fields that can be versioned.
|
||||
*/
|
||||
function _wp_post_revision_fields( $post = null, $autosave = false ) {
|
||||
static $fields = false;
|
||||
|
||||
if ( !$fields ) {
|
||||
// Allow these to be versioned
|
||||
$fields = array(
|
||||
'post_title' => __( 'Title' ),
|
||||
'post_content' => __( 'Content' ),
|
||||
'post_excerpt' => __( 'Excerpt' ),
|
||||
);
|
||||
|
||||
// Runs only once
|
||||
$fields = apply_filters( '_wp_post_revision_fields', $fields );
|
||||
|
||||
// WP uses these internally either in versioning or elsewhere - they cannot be versioned
|
||||
foreach ( array( 'ID', 'post_name', 'post_parent', 'post_date', 'post_date_gmt', 'post_status', 'post_type', 'comment_count', 'post_author' ) as $protect )
|
||||
unset( $fields[$protect] );
|
||||
}
|
||||
|
||||
if ( !is_array($post) )
|
||||
return $fields;
|
||||
|
||||
$return = array();
|
||||
foreach ( array_intersect( array_keys( $post ), array_keys( $fields ) ) as $field )
|
||||
$return[$field] = $post[$field];
|
||||
|
||||
$return['post_parent'] = $post['ID'];
|
||||
$return['post_status'] = 'inherit';
|
||||
$return['post_type'] = 'revision';
|
||||
$return['post_name'] = $autosave ? "$post[ID]-autosave" : "$post[ID]-revision";
|
||||
$return['post_date'] = isset($post['post_modified']) ? $post['post_modified'] : '';
|
||||
$return['post_date_gmt'] = isset($post['post_modified_gmt']) ? $post['post_modified_gmt'] : '';
|
||||
|
||||
return $return;
|
||||
}
|
||||
|
||||
/**
|
||||
* Saves an already existing post as a post revision.
|
||||
*
|
||||
* Typically used immediately prior to post updates.
|
||||
*
|
||||
* @package WordPress
|
||||
* @subpackage Post_Revisions
|
||||
* @since 2.6.0
|
||||
*
|
||||
* @uses _wp_put_post_revision()
|
||||
*
|
||||
* @param int $post_id The ID of the post to save as a revision.
|
||||
* @return mixed Null or 0 if error, new revision ID, if success.
|
||||
*/
|
||||
function wp_save_post_revision( $post_id, $new_data = null ) {
|
||||
// We do autosaves manually with wp_create_post_autosave()
|
||||
if ( defined( 'DOING_AUTOSAVE' ) && DOING_AUTOSAVE )
|
||||
return;
|
||||
|
||||
// WP_POST_REVISIONS = 0, false
|
||||
if ( ! WP_POST_REVISIONS )
|
||||
return;
|
||||
|
||||
if ( !$post = get_post( $post_id, ARRAY_A ) )
|
||||
return;
|
||||
|
||||
if ( 'auto-draft' == $post['post_status'] )
|
||||
return;
|
||||
|
||||
if ( !post_type_supports($post['post_type'], 'revisions') )
|
||||
return;
|
||||
|
||||
// if new data is supplied, check that it is different from last saved revision, unless a plugin tells us to always save regardless
|
||||
if ( apply_filters( 'wp_save_post_revision_check_for_changes', true, $post, $new_data ) && is_array( $new_data ) ) {
|
||||
$post_has_changed = false;
|
||||
foreach ( array_keys( _wp_post_revision_fields() ) as $field ) {
|
||||
if ( normalize_whitespace( $new_data[ $field ] ) != normalize_whitespace( $post[ $field ] ) ) {
|
||||
$post_has_changed = true;
|
||||
break;
|
||||
}
|
||||
}
|
||||
//don't save revision if post unchanged
|
||||
if( ! $post_has_changed )
|
||||
return;
|
||||
}
|
||||
|
||||
$return = _wp_put_post_revision( $post );
|
||||
|
||||
// WP_POST_REVISIONS = true (default), -1
|
||||
if ( !is_numeric( WP_POST_REVISIONS ) || WP_POST_REVISIONS < 0 )
|
||||
return $return;
|
||||
|
||||
// all revisions and (possibly) one autosave
|
||||
$revisions = wp_get_post_revisions( $post_id, array( 'order' => 'ASC' ) );
|
||||
|
||||
// WP_POST_REVISIONS = (int) (# of autosaves to save)
|
||||
$delete = count($revisions) - WP_POST_REVISIONS;
|
||||
|
||||
if ( $delete < 1 )
|
||||
return $return;
|
||||
|
||||
$revisions = array_slice( $revisions, 0, $delete );
|
||||
|
||||
for ( $i = 0; isset($revisions[$i]); $i++ ) {
|
||||
if ( false !== strpos( $revisions[$i]->post_name, 'autosave' ) )
|
||||
continue;
|
||||
wp_delete_post_revision( $revisions[$i]->ID );
|
||||
}
|
||||
|
||||
return $return;
|
||||
}
|
||||
|
||||
/**
|
||||
* Retrieve the autosaved data of the specified post.
|
||||
*
|
||||
* Returns a post object containing the information that was autosaved for the
|
||||
* specified post.
|
||||
*
|
||||
* @package WordPress
|
||||
* @subpackage Post_Revisions
|
||||
* @since 2.6.0
|
||||
*
|
||||
* @param int $post_id The post ID.
|
||||
* @return object|bool The autosaved data or false on failure or when no autosave exists.
|
||||
*/
|
||||
function wp_get_post_autosave( $post_id ) {
|
||||
|
||||
if ( !$post = get_post( $post_id ) )
|
||||
return false;
|
||||
|
||||
$q = array(
|
||||
'name' => "{$post->ID}-autosave",
|
||||
'post_parent' => $post->ID,
|
||||
'post_type' => 'revision',
|
||||
'post_status' => 'inherit'
|
||||
);
|
||||
|
||||
// Use WP_Query so that the result gets cached
|
||||
$autosave_query = new WP_Query;
|
||||
|
||||
add_action( 'parse_query', '_wp_get_post_autosave_hack' );
|
||||
$autosave = $autosave_query->query( $q );
|
||||
remove_action( 'parse_query', '_wp_get_post_autosave_hack' );
|
||||
|
||||
if ( $autosave && is_array($autosave) && is_object($autosave[0]) )
|
||||
return $autosave[0];
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
/**
|
||||
* Internally used to hack WP_Query into submission.
|
||||
*
|
||||
* @package WordPress
|
||||
* @subpackage Post_Revisions
|
||||
* @since 2.6.0
|
||||
*
|
||||
* @param object $query WP_Query object
|
||||
*/
|
||||
function _wp_get_post_autosave_hack( $query ) {
|
||||
$query->is_single = false;
|
||||
}
|
||||
|
||||
/**
|
||||
* Determines if the specified post is a revision.
|
||||
*
|
||||
* @package WordPress
|
||||
* @subpackage Post_Revisions
|
||||
* @since 2.6.0
|
||||
*
|
||||
* @param int|object $post Post ID or post object.
|
||||
* @return bool|int False if not a revision, ID of revision's parent otherwise.
|
||||
*/
|
||||
function wp_is_post_revision( $post ) {
|
||||
if ( !$post = wp_get_post_revision( $post ) )
|
||||
return false;
|
||||
return (int) $post->post_parent;
|
||||
}
|
||||
|
||||
/**
|
||||
* Determines if the specified post is an autosave.
|
||||
*
|
||||
* @package WordPress
|
||||
* @subpackage Post_Revisions
|
||||
* @since 2.6.0
|
||||
*
|
||||
* @param int|object $post Post ID or post object.
|
||||
* @return bool|int False if not a revision, ID of autosave's parent otherwise
|
||||
*/
|
||||
function wp_is_post_autosave( $post ) {
|
||||
if ( !$post = wp_get_post_revision( $post ) )
|
||||
return false;
|
||||
if ( "{$post->post_parent}-autosave" !== $post->post_name )
|
||||
return false;
|
||||
return (int) $post->post_parent;
|
||||
}
|
||||
|
||||
/**
|
||||
* Inserts post data into the posts table as a post revision.
|
||||
*
|
||||
* @package WordPress
|
||||
* @subpackage Post_Revisions
|
||||
* @since 2.6.0
|
||||
*
|
||||
* @uses wp_insert_post()
|
||||
*
|
||||
* @param int|object|array $post Post ID, post object OR post array.
|
||||
* @param bool $autosave Optional. Is the revision an autosave?
|
||||
* @return mixed Null or 0 if error, new revision ID if success.
|
||||
*/
|
||||
function _wp_put_post_revision( $post = null, $autosave = false ) {
|
||||
if ( is_object($post) )
|
||||
$post = get_object_vars( $post );
|
||||
elseif ( !is_array($post) )
|
||||
$post = get_post($post, ARRAY_A);
|
||||
if ( !$post || empty($post['ID']) )
|
||||
return;
|
||||
|
||||
if ( isset($post['post_type']) && 'revision' == $post['post_type'] )
|
||||
return new WP_Error( 'post_type', __( 'Cannot create a revision of a revision' ) );
|
||||
|
||||
$post = _wp_post_revision_fields( $post, $autosave );
|
||||
|
||||
$revision_id = wp_insert_post( $post );
|
||||
if ( is_wp_error($revision_id) )
|
||||
return $revision_id;
|
||||
|
||||
if ( $revision_id )
|
||||
do_action( '_wp_put_post_revision', $revision_id );
|
||||
return $revision_id;
|
||||
}
|
||||
|
||||
/**
|
||||
* Gets a post revision.
|
||||
*
|
||||
* @package WordPress
|
||||
* @subpackage Post_Revisions
|
||||
* @since 2.6.0
|
||||
*
|
||||
* @uses get_post()
|
||||
*
|
||||
* @param int|object $post Post ID or post object
|
||||
* @param string $output Optional. OBJECT, ARRAY_A, or ARRAY_N.
|
||||
* @param string $filter Optional sanitation filter. @see sanitize_post()
|
||||
* @return mixed Null if error or post object if success
|
||||
*/
|
||||
function wp_get_post_revision(&$post, $output = OBJECT, $filter = 'raw') {
|
||||
$null = null;
|
||||
if ( !$revision = get_post( $post, OBJECT, $filter ) )
|
||||
return $revision;
|
||||
if ( 'revision' !== $revision->post_type )
|
||||
return $null;
|
||||
|
||||
if ( $output == OBJECT ) {
|
||||
return $revision;
|
||||
} elseif ( $output == ARRAY_A ) {
|
||||
$_revision = get_object_vars($revision);
|
||||
return $_revision;
|
||||
} elseif ( $output == ARRAY_N ) {
|
||||
$_revision = array_values(get_object_vars($revision));
|
||||
return $_revision;
|
||||
}
|
||||
|
||||
return $revision;
|
||||
}
|
||||
|
||||
/**
|
||||
* Restores a post to the specified revision.
|
||||
*
|
||||
* Can restore a past revision using all fields of the post revision, or only selected fields.
|
||||
*
|
||||
* @package WordPress
|
||||
* @subpackage Post_Revisions
|
||||
* @since 2.6.0
|
||||
*
|
||||
* @uses wp_get_post_revision()
|
||||
* @uses wp_update_post()
|
||||
* @uses do_action() Calls 'wp_restore_post_revision' on post ID and revision ID if wp_update_post()
|
||||
* is successful.
|
||||
*
|
||||
* @param int|object $revision_id Revision ID or revision object.
|
||||
* @param array $fields Optional. What fields to restore from. Defaults to all.
|
||||
* @return mixed Null if error, false if no fields to restore, (int) post ID if success.
|
||||
*/
|
||||
function wp_restore_post_revision( $revision_id, $fields = null ) {
|
||||
if ( !$revision = wp_get_post_revision( $revision_id, ARRAY_A ) )
|
||||
return $revision;
|
||||
|
||||
if ( !is_array( $fields ) )
|
||||
$fields = array_keys( _wp_post_revision_fields() );
|
||||
|
||||
$update = array();
|
||||
foreach( array_intersect( array_keys( $revision ), $fields ) as $field )
|
||||
$update[$field] = $revision[$field];
|
||||
|
||||
if ( !$update )
|
||||
return false;
|
||||
|
||||
$update['ID'] = $revision['post_parent'];
|
||||
|
||||
$post_id = wp_update_post( $update );
|
||||
if ( is_wp_error( $post_id ) )
|
||||
return $post_id;
|
||||
|
||||
if ( $post_id )
|
||||
do_action( 'wp_restore_post_revision', $post_id, $revision['ID'] );
|
||||
|
||||
return $post_id;
|
||||
}
|
||||
|
||||
/**
|
||||
* Deletes a revision.
|
||||
*
|
||||
* Deletes the row from the posts table corresponding to the specified revision.
|
||||
*
|
||||
* @package WordPress
|
||||
* @subpackage Post_Revisions
|
||||
* @since 2.6.0
|
||||
*
|
||||
* @uses wp_get_post_revision()
|
||||
* @uses wp_delete_post()
|
||||
*
|
||||
* @param int|object $revision_id Revision ID or revision object.
|
||||
* @return mixed Null or WP_Error if error, deleted post if success.
|
||||
*/
|
||||
function wp_delete_post_revision( $revision_id ) {
|
||||
if ( !$revision = wp_get_post_revision( $revision_id ) )
|
||||
return $revision;
|
||||
|
||||
$delete = wp_delete_post( $revision->ID );
|
||||
if ( is_wp_error( $delete ) )
|
||||
return $delete;
|
||||
|
||||
if ( $delete )
|
||||
do_action( 'wp_delete_post_revision', $revision->ID, $revision );
|
||||
|
||||
return $delete;
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns all revisions of specified post.
|
||||
*
|
||||
* @package WordPress
|
||||
* @subpackage Post_Revisions
|
||||
* @since 2.6.0
|
||||
*
|
||||
* @uses get_children()
|
||||
*
|
||||
* @param int|object $post_id Post ID or post object
|
||||
* @return array empty if no revisions
|
||||
*/
|
||||
function wp_get_post_revisions( $post_id = 0, $args = null ) {
|
||||
if ( ! WP_POST_REVISIONS )
|
||||
return array();
|
||||
if ( ( !$post = get_post( $post_id ) ) || empty( $post->ID ) )
|
||||
return array();
|
||||
|
||||
$defaults = array( 'order' => 'DESC', 'orderby' => 'date' );
|
||||
$args = wp_parse_args( $args, $defaults );
|
||||
$args = array_merge( $args, array( 'post_parent' => $post->ID, 'post_type' => 'revision', 'post_status' => 'inherit' ) );
|
||||
|
||||
if ( !$revisions = get_children( $args ) )
|
||||
return array();
|
||||
return $revisions;
|
||||
}
|
||||
|
||||
function _set_preview($post) {
|
||||
|
||||
if ( ! is_object($post) )
|
||||
return $post;
|
||||
|
||||
$preview = wp_get_post_autosave($post->ID);
|
||||
|
||||
if ( ! is_object($preview) )
|
||||
return $post;
|
||||
|
||||
$preview = sanitize_post($preview);
|
||||
|
||||
$post->post_content = $preview->post_content;
|
||||
$post->post_title = $preview->post_title;
|
||||
$post->post_excerpt = $preview->post_excerpt;
|
||||
|
||||
return $post;
|
||||
}
|
||||
|
||||
function _show_post_preview() {
|
||||
|
||||
if ( isset($_GET['preview_id']) && isset($_GET['preview_nonce']) ) {
|
||||
$id = (int) $_GET['preview_id'];
|
||||
|
||||
if ( false == wp_verify_nonce( $_GET['preview_nonce'], 'post_preview_' . $id ) )
|
||||
wp_die( __('You do not have permission to preview drafts.') );
|
||||
|
||||
add_filter('the_preview', '_set_preview');
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns the post's parent's post_ID
|
||||
*
|
||||
|
|
@ -5418,57 +4919,6 @@ function wp_check_post_hierarchy_for_loops( $post_parent, $post_ID ) {
|
|||
return $post_parent;
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns an array of post format slugs to their translated and pretty display versions
|
||||
*
|
||||
* @since 3.1.0
|
||||
*
|
||||
* @return array The array of translations
|
||||
*/
|
||||
function get_post_format_strings() {
|
||||
$strings = array(
|
||||
'standard' => _x( 'Standard', 'Post format' ), // Special case. any value that evals to false will be considered standard
|
||||
'aside' => _x( 'Aside', 'Post format' ),
|
||||
'chat' => _x( 'Chat', 'Post format' ),
|
||||
'gallery' => _x( 'Gallery', 'Post format' ),
|
||||
'link' => _x( 'Link', 'Post format' ),
|
||||
'image' => _x( 'Image', 'Post format' ),
|
||||
'quote' => _x( 'Quote', 'Post format' ),
|
||||
'status' => _x( 'Status', 'Post format' ),
|
||||
'video' => _x( 'Video', 'Post format' ),
|
||||
'audio' => _x( 'Audio', 'Post format' ),
|
||||
);
|
||||
return $strings;
|
||||
}
|
||||
|
||||
/**
|
||||
* Retrieves an array of post format slugs.
|
||||
*
|
||||
* @since 3.1.0
|
||||
*
|
||||
* @return array The array of post format slugs.
|
||||
*/
|
||||
function get_post_format_slugs() {
|
||||
$slugs = array_keys( get_post_format_strings() );
|
||||
return array_combine( $slugs, $slugs );
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns a pretty, translated version of a post format slug
|
||||
*
|
||||
* @since 3.1.0
|
||||
*
|
||||
* @param string $slug A post format slug
|
||||
* @return string The translated post format name
|
||||
*/
|
||||
function get_post_format_string( $slug ) {
|
||||
$strings = get_post_format_strings();
|
||||
if ( !$slug )
|
||||
return $strings['standard'];
|
||||
else
|
||||
return ( isset( $strings[$slug] ) ) ? $strings[$slug] : '';
|
||||
}
|
||||
|
||||
/**
|
||||
* Sets a post thumbnail.
|
||||
*
|
||||
|
|
@ -5505,21 +4955,6 @@ function delete_post_thumbnail( $post ) {
|
|||
return false;
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns a link to a post format index.
|
||||
*
|
||||
* @since 3.1.0
|
||||
*
|
||||
* @param string $format Post format
|
||||
* @return string Link
|
||||
*/
|
||||
function get_post_format_link( $format ) {
|
||||
$term = get_term_by('slug', 'post-format-' . $format, 'post_format' );
|
||||
if ( ! $term || is_wp_error( $term ) )
|
||||
return false;
|
||||
return get_term_link( $term );
|
||||
}
|
||||
|
||||
/**
|
||||
* Deletes auto-drafts for new posts that are > 7 days old
|
||||
*
|
||||
|
|
@ -5534,98 +4969,6 @@ function wp_delete_auto_drafts() {
|
|||
wp_delete_post( $delete, true ); // Force delete
|
||||
}
|
||||
|
||||
/**
|
||||
* Filters the request to allow for the format prefix.
|
||||
*
|
||||
* @access private
|
||||
* @since 3.1.0
|
||||
*/
|
||||
function _post_format_request( $qvs ) {
|
||||
if ( ! isset( $qvs['post_format'] ) )
|
||||
return $qvs;
|
||||
$slugs = get_post_format_slugs();
|
||||
if ( isset( $slugs[ $qvs['post_format'] ] ) )
|
||||
$qvs['post_format'] = 'post-format-' . $slugs[ $qvs['post_format'] ];
|
||||
$tax = get_taxonomy( 'post_format' );
|
||||
if ( ! is_admin() )
|
||||
$qvs['post_type'] = $tax->object_type;
|
||||
return $qvs;
|
||||
}
|
||||
add_filter( 'request', '_post_format_request' );
|
||||
|
||||
/**
|
||||
* Filters the post format term link to remove the format prefix.
|
||||
*
|
||||
* @access private
|
||||
* @since 3.1.0
|
||||
*/
|
||||
function _post_format_link( $link, $term, $taxonomy ) {
|
||||
global $wp_rewrite;
|
||||
if ( 'post_format' != $taxonomy )
|
||||
return $link;
|
||||
if ( $wp_rewrite->get_extra_permastruct( $taxonomy ) ) {
|
||||
return str_replace( "/{$term->slug}", '/' . str_replace( 'post-format-', '', $term->slug ), $link );
|
||||
} else {
|
||||
$link = remove_query_arg( 'post_format', $link );
|
||||
return add_query_arg( 'post_format', str_replace( 'post-format-', '', $term->slug ), $link );
|
||||
}
|
||||
}
|
||||
add_filter( 'term_link', '_post_format_link', 10, 3 );
|
||||
|
||||
/**
|
||||
* Remove the post format prefix from the name property of the term object created by get_term().
|
||||
*
|
||||
* @access private
|
||||
* @since 3.1.0
|
||||
*/
|
||||
function _post_format_get_term( $term ) {
|
||||
if ( isset( $term->slug ) ) {
|
||||
$term->name = get_post_format_string( str_replace( 'post-format-', '', $term->slug ) );
|
||||
}
|
||||
return $term;
|
||||
}
|
||||
add_filter( 'get_post_format', '_post_format_get_term' );
|
||||
|
||||
/**
|
||||
* Remove the post format prefix from the name property of the term objects created by get_terms().
|
||||
*
|
||||
* @access private
|
||||
* @since 3.1.0
|
||||
*/
|
||||
function _post_format_get_terms( $terms, $taxonomies, $args ) {
|
||||
if ( in_array( 'post_format', (array) $taxonomies ) ) {
|
||||
if ( isset( $args['fields'] ) && 'names' == $args['fields'] ) {
|
||||
foreach( $terms as $order => $name ) {
|
||||
$terms[$order] = get_post_format_string( str_replace( 'post-format-', '', $name ) );
|
||||
}
|
||||
} else {
|
||||
foreach ( (array) $terms as $order => $term ) {
|
||||
if ( isset( $term->taxonomy ) && 'post_format' == $term->taxonomy ) {
|
||||
$terms[$order]->name = get_post_format_string( str_replace( 'post-format-', '', $term->slug ) );
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
return $terms;
|
||||
}
|
||||
add_filter( 'get_terms', '_post_format_get_terms', 10, 3 );
|
||||
|
||||
/**
|
||||
* Remove the post format prefix from the name property of the term objects created by wp_get_object_terms().
|
||||
*
|
||||
* @access private
|
||||
* @since 3.1.0
|
||||
*/
|
||||
function _post_format_wp_get_object_terms( $terms ) {
|
||||
foreach ( (array) $terms as $order => $term ) {
|
||||
if ( isset( $term->taxonomy ) && 'post_format' == $term->taxonomy ) {
|
||||
$terms[$order]->name = get_post_format_string( str_replace( 'post-format-', '', $term->slug ) );
|
||||
}
|
||||
}
|
||||
return $terms;
|
||||
}
|
||||
add_filter( 'wp_get_object_terms', '_post_format_wp_get_object_terms' );
|
||||
|
||||
/**
|
||||
* Update the custom taxonomies' term counts when a post's status is changed. For example, default posts term counts (for custom taxonomies) don't include private / draft posts.
|
||||
*
|
||||
|
|
|
|||
|
|
@ -0,0 +1,417 @@
|
|||
<?php
|
||||
/**
|
||||
* Post revision functions.
|
||||
*
|
||||
* @package WordPress
|
||||
* @subpackage Post_Revisions
|
||||
*/
|
||||
|
||||
/**
|
||||
* Determines which fields of posts are to be saved in revisions.
|
||||
*
|
||||
* Does two things. If passed a post *array*, it will return a post array ready
|
||||
* to be inserted into the posts table as a post revision. Otherwise, returns
|
||||
* an array whose keys are the post fields to be saved for post revisions.
|
||||
*
|
||||
* @package WordPress
|
||||
* @subpackage Post_Revisions
|
||||
* @since 2.6.0
|
||||
* @access private
|
||||
* @uses apply_filters() Calls '_wp_post_revision_fields' on 'title', 'content' and 'excerpt' fields.
|
||||
*
|
||||
* @param array $post Optional a post array to be processed for insertion as a post revision.
|
||||
* @param bool $autosave optional Is the revision an autosave?
|
||||
* @return array Post array ready to be inserted as a post revision or array of fields that can be versioned.
|
||||
*/
|
||||
function _wp_post_revision_fields( $post = null, $autosave = false ) {
|
||||
static $fields = false;
|
||||
|
||||
if ( !$fields ) {
|
||||
// Allow these to be versioned
|
||||
$fields = array(
|
||||
'post_title' => __( 'Title' ),
|
||||
'post_content' => __( 'Content' ),
|
||||
'post_excerpt' => __( 'Excerpt' ),
|
||||
);
|
||||
|
||||
// Runs only once
|
||||
$fields = apply_filters( '_wp_post_revision_fields', $fields );
|
||||
|
||||
// WP uses these internally either in versioning or elsewhere - they cannot be versioned
|
||||
foreach ( array( 'ID', 'post_name', 'post_parent', 'post_date', 'post_date_gmt', 'post_status', 'post_type', 'comment_count', 'post_author' ) as $protect )
|
||||
unset( $fields[$protect] );
|
||||
}
|
||||
|
||||
if ( !is_array($post) )
|
||||
return $fields;
|
||||
|
||||
$return = array();
|
||||
foreach ( array_intersect( array_keys( $post ), array_keys( $fields ) ) as $field )
|
||||
$return[$field] = $post[$field];
|
||||
|
||||
$return['post_parent'] = $post['ID'];
|
||||
$return['post_status'] = 'inherit';
|
||||
$return['post_type'] = 'revision';
|
||||
$return['post_name'] = $autosave ? "$post[ID]-autosave" : "$post[ID]-revision";
|
||||
$return['post_date'] = isset($post['post_modified']) ? $post['post_modified'] : '';
|
||||
$return['post_date_gmt'] = isset($post['post_modified_gmt']) ? $post['post_modified_gmt'] : '';
|
||||
|
||||
return $return;
|
||||
}
|
||||
|
||||
/**
|
||||
* Saves an already existing post as a post revision.
|
||||
*
|
||||
* Typically used immediately prior to post updates.
|
||||
*
|
||||
* @package WordPress
|
||||
* @subpackage Post_Revisions
|
||||
* @since 2.6.0
|
||||
*
|
||||
* @uses _wp_put_post_revision()
|
||||
*
|
||||
* @param int $post_id The ID of the post to save as a revision.
|
||||
* @return mixed Null or 0 if error, new revision ID, if success.
|
||||
*/
|
||||
function wp_save_post_revision( $post_id, $new_data = null ) {
|
||||
// We do autosaves manually with wp_create_post_autosave()
|
||||
if ( defined( 'DOING_AUTOSAVE' ) && DOING_AUTOSAVE )
|
||||
return;
|
||||
|
||||
// WP_POST_REVISIONS = 0, false
|
||||
if ( ! WP_POST_REVISIONS )
|
||||
return;
|
||||
|
||||
if ( !$post = get_post( $post_id, ARRAY_A ) )
|
||||
return;
|
||||
|
||||
if ( 'auto-draft' == $post['post_status'] )
|
||||
return;
|
||||
|
||||
if ( !post_type_supports($post['post_type'], 'revisions') )
|
||||
return;
|
||||
|
||||
// if new data is supplied, check that it is different from last saved revision, unless a plugin tells us to always save regardless
|
||||
if ( apply_filters( 'wp_save_post_revision_check_for_changes', true, $post, $new_data ) && is_array( $new_data ) ) {
|
||||
$post_has_changed = false;
|
||||
foreach ( array_keys( _wp_post_revision_fields() ) as $field ) {
|
||||
if ( normalize_whitespace( $new_data[ $field ] ) != normalize_whitespace( $post[ $field ] ) ) {
|
||||
$post_has_changed = true;
|
||||
break;
|
||||
}
|
||||
}
|
||||
//don't save revision if post unchanged
|
||||
if( ! $post_has_changed )
|
||||
return;
|
||||
}
|
||||
|
||||
$return = _wp_put_post_revision( $post );
|
||||
|
||||
// WP_POST_REVISIONS = true (default), -1
|
||||
if ( !is_numeric( WP_POST_REVISIONS ) || WP_POST_REVISIONS < 0 )
|
||||
return $return;
|
||||
|
||||
// all revisions and (possibly) one autosave
|
||||
$revisions = wp_get_post_revisions( $post_id, array( 'order' => 'ASC' ) );
|
||||
|
||||
// WP_POST_REVISIONS = (int) (# of autosaves to save)
|
||||
$delete = count($revisions) - WP_POST_REVISIONS;
|
||||
|
||||
if ( $delete < 1 )
|
||||
return $return;
|
||||
|
||||
$revisions = array_slice( $revisions, 0, $delete );
|
||||
|
||||
for ( $i = 0; isset($revisions[$i]); $i++ ) {
|
||||
if ( false !== strpos( $revisions[$i]->post_name, 'autosave' ) )
|
||||
continue;
|
||||
wp_delete_post_revision( $revisions[$i]->ID );
|
||||
}
|
||||
|
||||
return $return;
|
||||
}
|
||||
|
||||
/**
|
||||
* Retrieve the autosaved data of the specified post.
|
||||
*
|
||||
* Returns a post object containing the information that was autosaved for the
|
||||
* specified post.
|
||||
*
|
||||
* @package WordPress
|
||||
* @subpackage Post_Revisions
|
||||
* @since 2.6.0
|
||||
*
|
||||
* @param int $post_id The post ID.
|
||||
* @return object|bool The autosaved data or false on failure or when no autosave exists.
|
||||
*/
|
||||
function wp_get_post_autosave( $post_id ) {
|
||||
|
||||
if ( !$post = get_post( $post_id ) )
|
||||
return false;
|
||||
|
||||
$q = array(
|
||||
'name' => "{$post->ID}-autosave",
|
||||
'post_parent' => $post->ID,
|
||||
'post_type' => 'revision',
|
||||
'post_status' => 'inherit'
|
||||
);
|
||||
|
||||
// Use WP_Query so that the result gets cached
|
||||
$autosave_query = new WP_Query;
|
||||
|
||||
add_action( 'parse_query', '_wp_get_post_autosave_hack' );
|
||||
$autosave = $autosave_query->query( $q );
|
||||
remove_action( 'parse_query', '_wp_get_post_autosave_hack' );
|
||||
|
||||
if ( $autosave && is_array($autosave) && is_object($autosave[0]) )
|
||||
return $autosave[0];
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
/**
|
||||
* Internally used to hack WP_Query into submission.
|
||||
*
|
||||
* @package WordPress
|
||||
* @subpackage Post_Revisions
|
||||
* @since 2.6.0
|
||||
*
|
||||
* @param object $query WP_Query object
|
||||
*/
|
||||
function _wp_get_post_autosave_hack( $query ) {
|
||||
$query->is_single = false;
|
||||
}
|
||||
|
||||
/**
|
||||
* Determines if the specified post is a revision.
|
||||
*
|
||||
* @package WordPress
|
||||
* @subpackage Post_Revisions
|
||||
* @since 2.6.0
|
||||
*
|
||||
* @param int|object $post Post ID or post object.
|
||||
* @return bool|int False if not a revision, ID of revision's parent otherwise.
|
||||
*/
|
||||
function wp_is_post_revision( $post ) {
|
||||
if ( !$post = wp_get_post_revision( $post ) )
|
||||
return false;
|
||||
return (int) $post->post_parent;
|
||||
}
|
||||
|
||||
/**
|
||||
* Determines if the specified post is an autosave.
|
||||
*
|
||||
* @package WordPress
|
||||
* @subpackage Post_Revisions
|
||||
* @since 2.6.0
|
||||
*
|
||||
* @param int|object $post Post ID or post object.
|
||||
* @return bool|int False if not a revision, ID of autosave's parent otherwise
|
||||
*/
|
||||
function wp_is_post_autosave( $post ) {
|
||||
if ( !$post = wp_get_post_revision( $post ) )
|
||||
return false;
|
||||
if ( "{$post->post_parent}-autosave" !== $post->post_name )
|
||||
return false;
|
||||
return (int) $post->post_parent;
|
||||
}
|
||||
|
||||
/**
|
||||
* Inserts post data into the posts table as a post revision.
|
||||
*
|
||||
* @package WordPress
|
||||
* @subpackage Post_Revisions
|
||||
* @since 2.6.0
|
||||
*
|
||||
* @uses wp_insert_post()
|
||||
*
|
||||
* @param int|object|array $post Post ID, post object OR post array.
|
||||
* @param bool $autosave Optional. Is the revision an autosave?
|
||||
* @return mixed Null or 0 if error, new revision ID if success.
|
||||
*/
|
||||
function _wp_put_post_revision( $post = null, $autosave = false ) {
|
||||
if ( is_object($post) )
|
||||
$post = get_object_vars( $post );
|
||||
elseif ( !is_array($post) )
|
||||
$post = get_post($post, ARRAY_A);
|
||||
if ( !$post || empty($post['ID']) )
|
||||
return;
|
||||
|
||||
if ( isset($post['post_type']) && 'revision' == $post['post_type'] )
|
||||
return new WP_Error( 'post_type', __( 'Cannot create a revision of a revision' ) );
|
||||
|
||||
$post = _wp_post_revision_fields( $post, $autosave );
|
||||
|
||||
$revision_id = wp_insert_post( $post );
|
||||
if ( is_wp_error($revision_id) )
|
||||
return $revision_id;
|
||||
|
||||
if ( $revision_id )
|
||||
do_action( '_wp_put_post_revision', $revision_id );
|
||||
return $revision_id;
|
||||
}
|
||||
|
||||
/**
|
||||
* Gets a post revision.
|
||||
*
|
||||
* @package WordPress
|
||||
* @subpackage Post_Revisions
|
||||
* @since 2.6.0
|
||||
*
|
||||
* @uses get_post()
|
||||
*
|
||||
* @param int|object $post Post ID or post object
|
||||
* @param string $output Optional. OBJECT, ARRAY_A, or ARRAY_N.
|
||||
* @param string $filter Optional sanitation filter. @see sanitize_post()
|
||||
* @return mixed Null if error or post object if success
|
||||
*/
|
||||
function wp_get_post_revision(&$post, $output = OBJECT, $filter = 'raw') {
|
||||
$null = null;
|
||||
if ( !$revision = get_post( $post, OBJECT, $filter ) )
|
||||
return $revision;
|
||||
if ( 'revision' !== $revision->post_type )
|
||||
return $null;
|
||||
|
||||
if ( $output == OBJECT ) {
|
||||
return $revision;
|
||||
} elseif ( $output == ARRAY_A ) {
|
||||
$_revision = get_object_vars($revision);
|
||||
return $_revision;
|
||||
} elseif ( $output == ARRAY_N ) {
|
||||
$_revision = array_values(get_object_vars($revision));
|
||||
return $_revision;
|
||||
}
|
||||
|
||||
return $revision;
|
||||
}
|
||||
|
||||
/**
|
||||
* Restores a post to the specified revision.
|
||||
*
|
||||
* Can restore a past revision using all fields of the post revision, or only selected fields.
|
||||
*
|
||||
* @package WordPress
|
||||
* @subpackage Post_Revisions
|
||||
* @since 2.6.0
|
||||
*
|
||||
* @uses wp_get_post_revision()
|
||||
* @uses wp_update_post()
|
||||
* @uses do_action() Calls 'wp_restore_post_revision' on post ID and revision ID if wp_update_post()
|
||||
* is successful.
|
||||
*
|
||||
* @param int|object $revision_id Revision ID or revision object.
|
||||
* @param array $fields Optional. What fields to restore from. Defaults to all.
|
||||
* @return mixed Null if error, false if no fields to restore, (int) post ID if success.
|
||||
*/
|
||||
function wp_restore_post_revision( $revision_id, $fields = null ) {
|
||||
if ( !$revision = wp_get_post_revision( $revision_id, ARRAY_A ) )
|
||||
return $revision;
|
||||
|
||||
if ( !is_array( $fields ) )
|
||||
$fields = array_keys( _wp_post_revision_fields() );
|
||||
|
||||
$update = array();
|
||||
foreach( array_intersect( array_keys( $revision ), $fields ) as $field )
|
||||
$update[$field] = $revision[$field];
|
||||
|
||||
if ( !$update )
|
||||
return false;
|
||||
|
||||
$update['ID'] = $revision['post_parent'];
|
||||
|
||||
$post_id = wp_update_post( $update );
|
||||
if ( is_wp_error( $post_id ) )
|
||||
return $post_id;
|
||||
|
||||
if ( $post_id )
|
||||
do_action( 'wp_restore_post_revision', $post_id, $revision['ID'] );
|
||||
|
||||
return $post_id;
|
||||
}
|
||||
|
||||
/**
|
||||
* Deletes a revision.
|
||||
*
|
||||
* Deletes the row from the posts table corresponding to the specified revision.
|
||||
*
|
||||
* @package WordPress
|
||||
* @subpackage Post_Revisions
|
||||
* @since 2.6.0
|
||||
*
|
||||
* @uses wp_get_post_revision()
|
||||
* @uses wp_delete_post()
|
||||
*
|
||||
* @param int|object $revision_id Revision ID or revision object.
|
||||
* @return mixed Null or WP_Error if error, deleted post if success.
|
||||
*/
|
||||
function wp_delete_post_revision( $revision_id ) {
|
||||
if ( !$revision = wp_get_post_revision( $revision_id ) )
|
||||
return $revision;
|
||||
|
||||
$delete = wp_delete_post( $revision->ID );
|
||||
if ( is_wp_error( $delete ) )
|
||||
return $delete;
|
||||
|
||||
if ( $delete )
|
||||
do_action( 'wp_delete_post_revision', $revision->ID, $revision );
|
||||
|
||||
return $delete;
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns all revisions of specified post.
|
||||
*
|
||||
* @package WordPress
|
||||
* @subpackage Post_Revisions
|
||||
* @since 2.6.0
|
||||
*
|
||||
* @uses get_children()
|
||||
*
|
||||
* @param int|object $post_id Post ID or post object
|
||||
* @return array empty if no revisions
|
||||
*/
|
||||
function wp_get_post_revisions( $post_id = 0, $args = null ) {
|
||||
if ( ! WP_POST_REVISIONS )
|
||||
return array();
|
||||
if ( ( !$post = get_post( $post_id ) ) || empty( $post->ID ) )
|
||||
return array();
|
||||
|
||||
$defaults = array( 'order' => 'DESC', 'orderby' => 'date' );
|
||||
$args = wp_parse_args( $args, $defaults );
|
||||
$args = array_merge( $args, array( 'post_parent' => $post->ID, 'post_type' => 'revision', 'post_status' => 'inherit' ) );
|
||||
|
||||
if ( !$revisions = get_children( $args ) )
|
||||
return array();
|
||||
return $revisions;
|
||||
}
|
||||
|
||||
function _set_preview($post) {
|
||||
|
||||
if ( ! is_object($post) )
|
||||
return $post;
|
||||
|
||||
$preview = wp_get_post_autosave($post->ID);
|
||||
|
||||
if ( ! is_object($preview) )
|
||||
return $post;
|
||||
|
||||
$preview = sanitize_post($preview);
|
||||
|
||||
$post->post_content = $preview->post_content;
|
||||
$post->post_title = $preview->post_title;
|
||||
$post->post_excerpt = $preview->post_excerpt;
|
||||
|
||||
return $post;
|
||||
}
|
||||
|
||||
function _show_post_preview() {
|
||||
|
||||
if ( isset($_GET['preview_id']) && isset($_GET['preview_nonce']) ) {
|
||||
$id = (int) $_GET['preview_id'];
|
||||
|
||||
if ( false == wp_verify_nonce( $_GET['preview_nonce'], 'post_preview_' . $id ) )
|
||||
wp_die( __('You do not have permission to preview drafts.') );
|
||||
|
||||
add_filter('the_preview', '_set_preview');
|
||||
}
|
||||
}
|
||||
|
|
@ -117,6 +117,8 @@ require( ABSPATH . WPINC . '/link-template.php' );
|
|||
require( ABSPATH . WPINC . '/author-template.php' );
|
||||
require( ABSPATH . WPINC . '/post.php' );
|
||||
require( ABSPATH . WPINC . '/post-template.php' );
|
||||
require( ABSPATH . WPINC . '/revision.php' );
|
||||
require( ABSPATH . WPINC . '/post-formats.php' );
|
||||
require( ABSPATH . WPINC . '/post-thumbnail-template.php' );
|
||||
require( ABSPATH . WPINC . '/category.php' );
|
||||
require( ABSPATH . WPINC . '/category-template.php' );
|
||||
|
|
|
|||
Loading…
Reference in New Issue