WordPress 后台编辑器上传视频的时候是以video短代码返回到内容里的，这样子有些小程序没法识别，所以需要把短代码改成video标签。
将以下代码加入到主题的functions.php里：
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remove_shortcode( 'video', 'wp_video_shortcode' ); add_shortcode( 'video', 'MBT_video_shortcode' ); function MBT_video_shortcode( $attr, $content = '' ) { global $content_width; $post_id = get_post() ? get_the_ID() : 0; static $instance = 0; $instance++; $override = apply_filters( 'wp_video_shortcode_override', '', $attr, $content, $instance ); if ( '' !== $override ) { return $override; } $video = null; $default_types = wp_get_video_extensions(); $defaults_atts = array( 'src' => '', 'poster' => '', 'loop' => '', 'autoplay' => '', 'preload' => 'metadata', 'width' => 640, 'height' => 360, //'class' => 'wp-video-shortcode', ); foreach ( $default_types as $type ) { $defaults_atts[$type] = ''; } $atts = shortcode_atts( $defaults_atts, $attr, 'video' ); if ( is_admin() ) { if ( $atts['width'] > $defaults_atts['width'] ) { $atts['height'] = round( ( $atts['height'] * $defaults_atts['width'] ) / $atts['width'] ); $atts['width'] = $defaults_atts['width']; } } else { if ( ! empty( $content_width ) && $atts['width'] > $content_width ) { $atts['height'] = round( ( $atts['height'] * $content_width ) / $atts['width'] ); $atts['width'] = $content_width; } } $is_vimeo = $is_youtube = false; $yt_pattern = '#^https?://(?:www.)?(?:youtube.com/watch|youtu.be/)#'; $vimeo_pattern = '#^https?://(.+.)?vimeo.com/.*#'; $primary = false; if ( ! empty( $atts['src'] ) ) { $is_vimeo = ( preg_match( $vimeo_pattern, $atts['src'] ) ); $is_youtube = ( preg_match( $yt_pattern, $atts['src'] ) ); if ( ! $is_youtube && ! $is_vimeo ) { $type = wp_check_filetype( $atts['src'], wp_get_mime_types() ); if ( ! in_array( strtolower( $type['ext'] ), $default_types ) ) { return sprintf( '<a class="wp-embedded-video" href="%s">%s</a>', esc_url( $atts['src'] ), esc_html( $atts['src'] ) ); } } if ( $is_vimeo ) { wp_enqueue_script( 'mediaelement-vimeo' ); } $primary = true; array_unshift( $default_types, 'src' ); } else { foreach ( $default_types as $ext ) { if ( ! empty( $atts[ $ext ] ) ) { $type = wp_check_filetype( $atts[ $ext ], wp_get_mime_types() ); if ( strtolower( $type['ext'] ) === $ext ) { $primary = true; } } } } if ( ! $primary ) { $videos = get_attached_media( 'video', $post_id ); if ( empty( $videos ) ) { return; } $video = reset( $videos ); $atts['src'] = wp_get_attachment_url( $video->ID ); if ( empty( $atts['src'] ) ) { return; } array_unshift( $default_types, 'src' ); } $library = apply_filters( 'wp_video_shortcode_library', 'mediaelement' ); if ( 'mediaelement' === $library && did_action( 'init' ) ) { wp_enqueue_style( 'wp-mediaelement' ); wp_enqueue_script( 'wp-mediaelement' ); wp_enqueue_script( 'mediaelement-vimeo' ); } if ( 'mediaelement' === $library ) { if ( $is_youtube ) { $atts['src'] = remove_query_arg( 'feature', $atts['src'] ); $atts['src'] = set_url_scheme( $atts['src'], 'https' ); } elseif ( $is_vimeo ) { $parsed_vimeo_url = wp_parse_url( $atts['src'] ); $vimeo_src = 'https://' . $parsed_vimeo_url['host'] . $parsed_vimeo_url['path']; $loop = $atts['loop'] ? '1' : '0'; $atts['src'] = add_query_arg( 'loop', $loop, $vimeo_src ); } } $atts['class'] = apply_filters( 'wp_video_shortcode_class', $atts['class'], $atts ); $html_atts = array( //'class' => $atts['class'], //'id' => sprintf( 'video-%d-%d', $post_id, $instance ), //'width' => absint( $atts['width'] ), //'height' => absint( $atts['height'] ), 'poster' => esc_url( $atts['poster'] ), 'loop' => wp_validate_boolean( $atts['loop'] ), 'autoplay' => wp_validate_boolean( $atts['autoplay'] ), //'preload' => $atts['preload'], ); foreach ( array( 'poster', 'loop', 'autoplay', 'preload' ) as $a ) { if ( empty( $html_atts[$a] ) ) { unset( $html_atts[$a] ); } } $attr_strings = array(); foreach ( $html_atts as $k => $v ) { $attr_strings[] = $k . '="' . esc_attr( $v ) . '"'; } $html = ''; $fileurl = ''; foreach ( $default_types as $fallback ) { if ( ! empty( $atts[ $fallback ] ) ) { if ( empty( $fileurl ) ) { $fileurl = $atts[ $fallback ]; } if ( 'src' === $fallback && $is_youtube ) { $type = array( 'type' => 'video/youtube' ); } elseif ( 'src' === $fallback && $is_vimeo ) { $type = array( 'type' => 'video/vimeo' ); } else { $type = wp_check_filetype( $atts[ $fallback ], wp_get_mime_types() ); } $url = add_query_arg( '_', $instance, $atts[ $fallback ] ); } } $html .= sprintf( '<video %s src="'.esc_url( $url ).'" controls="controls">', join( ' ', $attr_strings ) ); $html .= '</video>'; $width_rule = ''; if ( ! empty( $atts['width'] ) ) { $width_rule = sprintf( 'width: %dpx;', $atts['width'] ); } //$output = sprintf( '<div style="%s" class="wp-video">%s</div>', $width_rule, $html ); $output = $html; return apply_filters( 'MBT_video_shortcode', $output, $atts, $video, $post_id, $library ); } |
