我是PHP的新手，并且使用Wordpress单页主题，其中每个部分都有唯一的帖子ID。我想只在具有特定ID的帖子中添加侧边栏。该特定ID的代码应该为样式和侧边栏添加几个div。我尝试添加一个简单的if / else语句，并在if中添加额外的div和侧边栏，以及else中没有侧边栏或额外样式的原始代码，但我的代码结果不仅为每个帖子上的小部件设置样式，还从我定位的帖子中删除其他内容。这是模板的整个php文件。非常感谢任何帮助！
<?php
/*
Template Name: Onepage
*/
?>
<?php global $smof_data; ?>
<?php get_header();?>
<?php
if ( ( $locations = get_nav_menu_locations() ) && $locations['primary'] && !disable_onepage() ) {
$menu = wp_get_nav_menu_object( $locations['primary'] );
$menu_items = wp_get_nav_menu_items($menu->term_id);
$pages_included = array();
foreach ( $menu_items as $item ):
if ($item->object != 'page') continue;
$menu_state = get_post_meta($item->ID,'menu-item-menu-state',true);
if ($menu_state == 'link') continue;
$pages_included[] = $item->object_id;
endforeach;
} else {
$pages_included[] = array();
}
$count = 0;
/* IF THERE IS AT LEAST ONE PAGE MENU ITEM */
if (!empty($pages_included)) :
$args = array(
'post_type' => 'page',
'post__in' => $pages_included,
'posts_per_page' => count($pages_included),
'orderby' => 'post__in',
);
$onepage_query = new WP_Query();
$onepage_query->query($args);
endif;
if ( $onepage_query->have_posts() ): while( $onepage_query->have_posts() ): $onepage_query->the_post(); $count++;?>
<?php // Some PHP stuffs
$page_template = get_post_meta(get_the_ID(),'_wp_page_template',true);
$page_template = basename($page_template,'.php');
/* ----------------------------- GET OPTIONS ----------------------------------- */
/* Title Options
----------------------------------------------- */
$subtitle = get_post_meta(get_the_ID(),'_wi_subtitle',true);
$subtitle = trim($subtitle);
$title_image = false;
$title_image_ids = get_post_meta(get_the_ID(),'_wi_title-image',false);
$title_image_id = '';
foreach ( $title_image_ids as $tii ) {
if ( !wp_get_attachment_image_src( $tii ) ) continue;
$title_image_id = $tii;
}
if ( $title_image_id ) {
$title_image = wp_get_attachment_image_src($title_image_id,'full');
$title_image = $title_image[0];
}
$hide_title = get_post_meta(get_the_ID(),'_wi_hide-title-area',true);
/* Page Background Options
----------------------------------------------- */
$page_background_type = get_post_meta(get_the_ID(),'_wi_page-background-type',true);
$page_background_color = get_post_meta(get_the_ID(),'_wi_page-background-color',true);
$page_background_image = get_post_meta(get_the_ID(),'_wi_page-background-image',true);
$page_background_image_size = get_post_meta(get_the_ID(),'_wi_page-background-image-size',true);
$page_background_image_position = get_post_meta(get_the_ID(),'_wi_page-background-image-position',true);
$page_background_pattern = get_post_meta(get_the_ID(),'_wi_page-background-pattern',true);
$page_background_pattern_retina = get_post_meta(get_the_ID(),'_wi_page-background-pattern-retina',true);
/* Separator Background Options
----------------------------------------------- */
$disable_separator = get_post_meta(get_the_ID(),'_wi_disable-page-separator',true);
$separator_content = get_post_meta(get_the_ID(),'_wi_separator-content',true);
$background_or_pattern = get_post_meta(get_the_ID(),'_wi_background-image-or-pattern',true);
if ( $background_or_pattern!='pattern' ) $background_or_pattern = 'background';
$background_images = get_post_meta(get_the_ID(),'_wi_background-image',false);
$background_image = '';
foreach ( $background_images as $bgim ) {
if ( !wp_get_attachment_image_src( $bgim) ) continue;
$background_image = $bgim;
}
$overlay_opacity = get_post_meta(get_the_ID(),'_wi_overlay-opacity',true);
$overlay_opacity = absint($overlay_opacity);
$clipmask_opacity = get_post_meta(get_the_ID(),'_wi_clipmask-opacity',true);
$clipmask_opacity = absint($clipmask_opacity);
$enable_parallax = get_post_meta(get_the_ID(),'_wi_enable-parallax-effect',true);
$parallax_class = ( $enable_parallax ) ? ' parallax' : '';
$padding = get_post_meta(get_the_ID(),'_wi_padding-top-bottom',true);
$predefined_pattern = get_post_meta(get_the_ID(),'_wi_predefined-pattern',true);
$retina_custom_patterns = get_post_meta(get_the_ID(),'_wi_retina-custom-pattern',false);
$retina_custom_pattern = '';
foreach ($retina_custom_patterns as $bgim ) {
if ( !wp_get_attachment_image_src( $bgim) ) continue;
$retina_custom_pattern = $bgim;
}
$custom_patterns = get_post_meta(get_the_ID(),'_wi_custom-pattern',false);
$custom_pattern = '';
foreach ( $custom_patterns as $bgim ) {
if ( !wp_get_attachment_image_src( $bgim) ) continue;
$custom_pattern = $bgim;
}
if ( $background_or_pattern != 'pattern' ) {
$background_type = 'image';
if ( $background_image ) {
$background_image = wp_get_attachment_image_src($background_image,'full');
$background_image = $background_image[0];
$background_size = 'cover';
} else {
$background_image = '';
$background_size = '';
}
$retina_background_image = $background_image;
} else { // $background_or_pattern == 'pattern'
$background_type = 'pattern';
if ( $custom_pattern ) {
$pattern = $custom_pattern;
if ( $retina_custom_pattern ) {
$retina_pattern = $retina_custom_pattern;
} else {
$retina_pattern = $custom_pattern;
}
$pattern = wp_get_attachment_image_src($pattern,'full');
$pattern = $pattern[0];
$retina_pattern = wp_get_attachment_image_src($retina_pattern,'full');
$retina_pattern = $retina_pattern[0];
} else {
$pattern = $predefined_pattern;
$retina_pattern = str_replace( '.png' , '_@2X.png' , $pattern );
}
if ( !$pattern ) $pattern = get_template_directory_uri().'/images/sidrbg/argyle.png';
if ( $pattern ) {
$background_image = $pattern;
$background_size = (array) @getimagesize($pattern);
if ( isset($background_size[0]) && isset($background_size[1]) ) {
$background_size = $background_size[0] . 'px ' . $background_size[1] . 'px';
} else {
$background_size = 'auto';
}
} else {
$background_image = '';
$background_size = '';
}
if ( $retina_pattern ) {
$retina_background_image = $retina_pattern;
} else {
$retina_background_image = $pattern;
}
} // image or pattern
?>
<?php if ( !$disable_separator ) :?>
<style type="text/css">
#page-separator-<?php echo esc_html($post->post_name);?> {
background-image:url(<?php echo esc_url($background_image);?>);
-webkit-background-size:<?php echo esc_html($background_size);?>;
-moz-background-size:<?php echo esc_html($background_size);?>;
background-size:<?php echo esc_html($background_size);?>;
padding-top:<?php echo absint($padding);?>px;
padding-bottom:<?php echo absint($padding);?>px;
}
#page-separator-<?php echo esc_html($post->post_name);?> .overlay {
opacity:<?php echo ($overlay_opacity/100);?>;
-ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=<?php echo ($overlay_opacity);?>)";
filter: alpha(opacity=<?php echo ($overlay_opacity);?>);
}
#page-separator-<?php echo esc_html($post->post_name);?> .clipmask {
opacity:<?php echo ($clipmask_opacity/100);?>;
-ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=<?php echo ($clipmask_opacity);?>)";
filter: alpha(opacity=<?php echo ($clipmask_opacity);?>);
}
@media (-webkit-min-device-pixel-ratio: 1.25), (min-resolution: 120dpi){
#page-separator-<?php echo esc_html($post->post_name);?> {
background-image:url(<?php echo esc_url($retina_background_image);?>);
}
}
</style>
<div class="<?php echo esc_attr('page-separator background-type-' . $background_type . $parallax_class);?>" id="<?php echo esc_attr('page-separator-' . $post->post_name);?>">
<div class="overlay"></div>
<div class="clipmask"></div>
<div class="container">
<div class="content">
<?php echo do_shortcode($separator_content); ?>
</div><!-- .content -->
</div><!-- .container -->
</div><!-- .page-separator #page-separator-$post->post_name -->
<?php endif; // enable/disable page separator ?>
<style type="text/css">
<?php if($page_background_color){?>
.wi-page#<?php echo esc_html($post->post_name);?> {
background-color:<?php echo sanitize_hex_color($page_background_color);?>;
}
<?php } ?>
/* --------- BACKGROUND PATTERN OPTIONS ------------ */
<?php if ($page_background_type == 'pattern'): ?>
<?php if($page_background_pattern){
$pattern = wp_get_attachment_image_src($page_background_pattern,'full');
$pattern = $pattern[0];
$background_size = (array) @getimagesize($pattern);
$background_size = $background_size[0] . 'px ' . $background_size[1] . 'px';
?>
.wi-page#<?php echo esc_html($post->post_name);?> {
background-image:url(<?php echo esc_url($pattern);?>);
-webkit-background-size:<?php echo esc_html($background_size);?>;
-moz-background-size:<?php echo esc_html($background_size);?>;
background-size:<?php echo esc_html($background_size);?>;
}
<?php } ?>
<?php if($page_background_pattern_retina){
$pattern = wp_get_attachment_image_src($page_background_pattern_retina,'full');
$pattern = $pattern[0];
?>
@media (-webkit-min-device-pixel-ratio: 1.25), (min-resolution: 120dpi){
.wi-page#<?php echo esc_html($post->post_name);?> {
background-image:url(<?php echo esc_url($pattern);?>);
}
}
<?php } ?>
/* --------- BACKGROUND IMAGE OPTIONS ------------ */
<?php elseif ($page_background_type == 'image'): ?>
<?php if($page_background_image){
$page_background_image = wp_get_attachment_image_src($page_background_image,'full');
$page_background_image = $page_background_image[0];
?>
.wi-page#<?php echo esc_html($post->post_name);?> {
background-image:url(<?php echo esc_url($page_background_image);?>);
-webkit-background-size:<?php echo esc_html($page_background_image_size);?>;
-moz-background-size:<?php echo esc_html($page_background_image_size);?>;
background-size:<?php echo esc_html($page_background_image_size);?>;
background-position:<?php echo esc_html($page_background_image_position);?>;
}
<?php } ?>
<?php endif; // page background type ?>
</style>
<?php
if ($post->ID == '4048') {
?>
<div <?php post_class('wi-page '.$page_template);?> id="<?php echo esc_attr($post->post_name);?>">
<?php if ( !$hide_title ){ ?>
<!-- TITLE -->
<div class="title-area">
<div class="container">
<div class="pad">
<?php if ( $title_image ) : ?>
<div class="image">
<img src="<?php echo esc_url($title_image);?>" alt="<?php the_title();?>" />
</div><!-- .image -->
<?php endif; // header_image ?>
<h2 class="title"><?php the_title();?></h2>
<?php if ($subtitle):?>
<h3 class="subtitle"><?php echo wp_kses($subtitle,''); ?></h3>
<?php endif;?>
</div><!-- .pad -->
</div><!-- .container -->
</div><!-- .title-area -->
<?php }
}else{ ?>
<div class="content-area">
<div class="container">
<div class="row-fluid"> <!-- added for styling -->
<div id="primary" class="span8"> <!-- added for styling -->
<?php the_content();?>
</div> <!-- added for styling #primary -->
<?php get_sidebar('video-sidebar');?>
</div><!-- .row-fluid -->
</div><!-- .container -->
<div class="clearfix"></div>
</div> <!-- content-area -->
</div><!-- .wi-page -->
<?php } ?>
<?php
endwhile; // have posts
endif; // have posts
if (!empty($pages_included)) :
wp_reset_query();
endif;
// in case onepage disabled but user wants to use onepage template for some usage
if ( disable_onepage() ):
if (have_posts()) :?>
<div class="container">
<?php while(have_posts()): the_post(); ?>
<article <?php post_class('article wi-single');?> id="post-<?php the_ID();?>">
<?php the_content();?>
<?php wp_link_pages( array( 'before' => '<div class="page-links-container"><div class="page-links"><div class="page-links-label">' . __( 'Pages:', 'wi' ) . '</div>', 'after' => '</div></div>', 'pagelink' => '<span>%</span>' ) ); ?>
</article><!-- .article -->
<?php endwhile;?>
</div><!-- .container -->
<?php endif;
endif; // if disable onepage
?>
<?php get_footer();?>
答案 0 :(得分：0)
<?php
if ($post->ID == '4048') {
?>
<div <?php post_class('wi-page '.$page_template);?> id="<?php echo esc_attr($post->post_name);?>">
<?php if ( !$hide_title ){ ?>
<!-- TITLE -->
<div class="title-area">
<div class="container">
<div class="pad">
<?php if ( $title_image ) : ?>
<div class="image">
<img src="<?php echo esc_url($title_image);?>" alt="<?php the_title();?>" />
</div><!-- .image -->
<?php endif; // header_image ?>
<h2 class="title"><?php the_title();?></h2>
<?php if ($subtitle):?>
<h3 class="subtitle"><?php echo wp_kses($subtitle,''); ?></h3>
<?php endif;?>
</div><!-- .pad -->
</div><!-- .container -->
</div><!-- .title-area -->
<?php }
}else{ ?>
<div class="content-area">
<div class="container">
<div class="row-fluid"> <!-- added for styling -->
<div id="primary" class="span8"> <!-- added for styling -->
<?php the_content();?>
</div> <!-- added for styling #primary -->
<?php get_sidebar('video-sidebar');?>
</div><!-- .row-fluid -->
</div><!-- .container -->
<div class="clearfix"></div>
</div> <!-- content-area -->
</div><!-- .wi-page -->
<?php } ?>
您忘了在第3行?>