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<?php |
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/* |
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Name: 文章数量 |
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URI: https://mp.weixin.qq.com/s/gY0AG1vnR285bmOfKO8SCw |
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Description: 文章数量扩展可以设置不同页面不同的文章列表数量和文章类型，也可开启不同的分类不同文章数量。 |
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Version: 2.0 |
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*/ |
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class WPJAM_Posts_Per_Page{ |
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public static function __callStatic($method, $args){ |
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return wpjam_call_option(static::class, $method, ...$args); |
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} |
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|
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public static function sanitize_callback($value){ |
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wpjam_map(wpjam_pull($value, ['posts_per_page', 'posts_per_rss']), fn($v, $k)=> $v ? update_option($k, $v) : null); |
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|
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return $value; |
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} |
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|
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public static function get_fields(){ |
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$field = ['type'=>'number', 'class'=>'small-text']; |
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|
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$fields = [ |
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'posts_per_page' => $field+['title'=>'� |
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�局', 'value_callback'=>fn()=> get_option('posts_per_page'), 'description'=>'博客� |
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�局设置的文章列表数量'], |
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'home' => $field+['title'=>'首页'], |
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'posts_per_rss' => $field+['title'=>'Feed', 'value_callback'=>fn()=> get_option('posts_per_rss')] |
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]; |
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|
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if($pt_objects = WPJAM_Post_Type::get_registereds(['exclude_from_search'=>false, '_builtin'=>false], 'objects')){ |
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$options = ['post'=>'文章']+wp_list_pluck($pt_objects, 'title'); |
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$ptype_field = ['before'=>'文章类型：', 'type'=>'checkbox', 'value'=>['post'], 'options'=>$options]; |
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|
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$fields['home'] = ['title'=>'首页', 'fields'=>[ |
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'home' => $field+['before'=>'文章数量：'], |
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'home_post_types' => $ptype_field, |
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]]; |
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|
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$fields['posts_per_rss'] = ['title'=>'Feed', 'fields'=>[ |
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'posts_per_rss' => wpjam_except($fields['posts_per_rss'], 'title')+['before'=>'文章数量：'], |
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'feed_post_types' => $ptype_field, |
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]]; |
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} |
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|
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foreach(wpjam_sort(get_taxonomies(['public'=>true,'show_ui'=>true], 'objects'), ['hierarchical'=>'DESC']) as $tax => $tax_object){ |
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if(isset($tax_object->posts_per_page)){ |
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continue; |
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} |
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|
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$title = wpjam_get_taxonomy_setting($tax, 'title'); |
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|
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$tax_fields[$tax] = ['title'=>$title, 'group'=>'tax']+$field; |
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|
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if($tax_object->hierarchical){ |
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$individual[$tax.'_individual'] = ['label'=>'每个'.$title.'可独立设置', 'show_if'=>[$tax, '!=', '']]; |
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} |
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} |
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|
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$other_fields = wpjam_map(['author'=>'作� |
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页','search'=>'搜索页','archive'=>'存档页'], fn($v)=>$field+['title'=>$v]); |
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$fields['other'] = ['title'=>'� |
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�他页面', 'wrap_tag'=>'fieldset', 'group'=>true, 'sep'=>'<br />', 'fields'=>$other_fields]; |
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$fields['tax'] = ['title'=>'分类模式', 'wrap_tag'=>'fieldset', 'fields'=>$tax_fields+(empty($individual) ? [] : $individual)]; |
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|
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foreach(get_post_types(['public'=>true, 'has_archive'=>true]) as $post_type){ |
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if(wpjam_get_post_type_setting($post_type, 'posts_per_page')){ |
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continue; |
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} |
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|
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$pt_field[$post_type] = $field+['title'=>wpjam_get_post_type_setting($post_type, 'title')]; |
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} |
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|
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if(!empty($pt_field)){ |
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$fields['post_type_set'] = ['title'=>'文章类型<br />存档页面', 'group'=>true, 'sep'=>'<br />', 'wrap_tag'=>'fieldset','fields'=>$pt_field]; |
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} |
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|
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return $fields; |
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} |
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|
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public static function builtin_page_load($screen){ |
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if(is_taxonomy_hierarchical($screen->taxonomy) && self::get_setting($screen->taxonomy.'_individual')){ |
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$default = self::get_setting($screen->taxonomy) ?: get_option('posts_per_page'); |
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|
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wpjam_register_list_table_action('posts_per_page',[ |
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'title' => '文章数量', |
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'page_title' => '设置文章数量', |
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'submit_text' => '设置', |
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'fields' => [ |
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'default' => ['title'=>'默认数量', 'type'=>'view', 'value'=>$default], |
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'posts_per_page' => ['title'=>'文章数量', 'type'=>'number', 'class'=>'small-text'] |
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] |
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]); |
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|
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wpjam_hook($screen->taxonomy.'_row_actions', '+', fn($term, $actions)=> ($v = get_term_meta($term->term_id, 'posts_per_page', true)) ? ['posts_per_page'=>str_replace('>文章数量<', '>文章数量'.'（'.$v.'）'.'<', $actions['posts_per_page'])] : [], 10, 2); |
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} |
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} |
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|
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public static function on_pre_get_posts($wp_query){ |
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if(!$wp_query->is_main_query() || (wp_doing_ajax() && get_current_screen())){ |
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return; |
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} |
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|
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$is = wpjam_is($wp_query); |
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$queried = $wp_query->get_queried_object(); |
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|
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if(in_array($is, ['home', 'author', 'search', 'archive'], true)){ |
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$number = self::get_setting($is); |
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}elseif(in_array($is, ['category', 'tag', 'tax'], true)){ |
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if($queried){ |
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$tax = $queried->taxonomy; |
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$number = wpjam_get_taxonomy_setting($tax, 'posts_per_page') ?: self::get_setting($tax); |
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|
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if(self::get_setting($tax.'_individual')){ |
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$number = get_term_meta($queried->term_id, 'posts_per_page', true) ?: $number; |
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} |
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} |
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}elseif($is === 'post_type_archive'){ |
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if($queried){ |
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$number = wpjam_get_post_type_setting($queried->name, 'posts_per_page') ?: self::get_setting($queried->name); |
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} |
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} |
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|
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empty($number) || $wp_query->set('posts_per_page', $number); |
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|
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if(!isset($wp_query->query['post_type']) && get_post_types(['exclude_from_search'=>false, '_builtin'=>false])){ |
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if(in_array($is, ['home', 'feed'], true)){ |
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$post_types = self::get_setting($is.'_post_types'); |
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}elseif(in_array($is, ['category', 'tag'], true)){ |
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if($queried){ |
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$post_types = array_intersect(get_taxonomy($queried->taxonomy)->object_type, get_post_types(['public'=>true])); |
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} |
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}elseif($is === 'author'){ |
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$post_types = array_intersect(get_post_types_by_support('author'), get_post_types(['public'=>true])); |
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}elseif($is === 'archive'){ |
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$post_types = 'any'; |
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} |
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|
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empty($post_types) || $wp_query->set('post_type', (is_array($post_types) && count($post_types) == 1) ? array_first($post_types) : $post_types); |
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} |
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} |
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|
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public static function add_hooks(){ |
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(!is_admin() || wp_doing_ajax()) && add_action('pre_get_posts', [self::class, 'on_pre_get_posts']); |
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} |
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} |
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|
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wpjam_register_option('wpjam-posts-per-page', [ |
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'model' => 'WPJAM_Posts_Per_Page', |
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'title' => '文章数量', |
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'menu_page' => ['tab_slug'=>'posts-per-page', 'plugin_page'=>'wpjam-posts', 'order'=>18, 'summary'=>__FILE__], |
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'admin_load' => ['base'=>'edit-tags'] |
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]); |
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|
