WP PLUGIN アーカイブページの投稿表示順設定

・管理画面メニュー（サブメニュー）の修正
・1ページ表示件数の追加
・pre_get_postするクエリの追加
・検索用設定の追加

archive-post-oder-plus.php

@@ -25,6 +25,7 @@ License: GPLv2
 //メイン処理のクラスをインスタンス化
 require_once __DIR__ . '/class/class.apop.order.php';
 require_once __DIR__ . '/class/class.apop.ui.php';
+
 $APOP = new APOP;
 
 //CSS, JSの読み込み
@@ -35,3 +36,5 @@ function register_my_styles() {
 	wp_enqueue_script( 'jquery-ui-sortable' );
 	wp_enqueue_script( 'post-sort-cat-order_js', $plugin_url . 'js/apop-style.js' );
 }
+
+$APOP->set_query();

class/class.apop.order.php

@@ -4,9 +4,12 @@ if ( ! defined( 'ABSPATH' ) ) {
 } // Exit if accessed directly
 
 if ( ! class_exists( 'APOP' ) ) {
+	require_once __DIR__ . '/../util/apop-order-setting.php';
 
 	class APOP {
 
+		use APOP_ORDER_SETTING;
+
 		const TEMPLATE_DIR = __DIR__ . '/../template/';
 
 		public function __construct() {
@@ -19,17 +22,25 @@ if ( ! class_exists( 'APOP' ) ) {
 				'APO +',
 				'level_8',
 				'apop_post_sort',
-				array( $this, 'show_option_page' ),
+				array( $this, 'display_setting_page' ),
 				'',
 				50
 			);
+			add_submenu_page(
+				'apop_post_sort', // parent_slug
+				'Sort taxonomy', // page_title
+				'設定', // menu_title
+				'administrator', // capability
+				'apop_post_sort', // menu_slug
+				array( $this, 'display_setting_page' ) // function
+			);
 			add_submenu_page(
 				'apop_post_sort', // parent_slug
 				'Select taxonomy', // page_title
-				'タクソノミー選択', // menu_title
+				'並べ替え', // menu_title
 				'administrator', // capability
 				'apop_post_sort_setting', // menu_slug
-				array( $this, 'display_setting_page' ) // function
+				array( $this, 'show_option_page' ) // function
 			);
 		}
 
@@ -42,15 +53,14 @@ if ( ! class_exists( 'APOP' ) ) {
 
 				$settings = array(
 					'_apop_cat_order', //カテゴリー設定
+					'_apop_per_page', //１ページ表示件数
 					'_apop_tag_order', //タグ設定
 					'_apop_tax_order', //カスタムタクソノミー設定
 				);
-
 				foreach ( $settings as $setting ) {
 					$opt = $_POST[ $setting ];
 					update_option( $setting, $opt );
 				}
-
 				require_once self::TEMPLATE_DIR . 'success.php';
 
 			}
@@ -60,6 +70,20 @@ if ( ! class_exists( 'APOP' ) ) {
 
 
 		public function show_option_page() {
+
+			//検索の投稿表示順設定
+			if ( isset( $_POST['_apop_post_search'] ) ) {
+				check_admin_referer( 'sh_options' );
+				$this->update_search_sort( 'search' );
+				require_once self::TEMPLATE_DIR . 'success.php';
+			}
+
+			if ( isset( $_POST['_apop_search_order'] ) ) {
+				check_admin_referer( 'sh_options' );
+				update_option( '_apop_search_order', $_POST['_apop_search_order'] );
+				require_once self::TEMPLATE_DIR . 'success.php';
+			}
+
 			//カテゴリーの投稿表示順設定
 			if ( isset( $_POST['_apop_post_category'] ) ) {
 				check_admin_referer( 'sh_options' );
@@ -96,6 +120,13 @@ if ( ! class_exists( 'APOP' ) ) {
 			}
 		}
 
+		private function update_search_sort() {
+			$posts_sort = $_POST['_apop_post_search']['post_sort'];
+			foreach ( $posts_sort as $post_id => $sort ) {
+				update_post_meta( $post_id, '_apop_post_search', $sort );
+			}
+		}
+
 	}
 
 }

class/class.apop.ui.php

@@ -1,6 +1,30 @@
 <?php
+if ( ! defined( 'ABSPATH' ) ) {
+	exit;
+} // Exit if accessed directly
+
+if ( ! class_exists( 'APOP_UI' ) ) {
+	class APOP_UI {
+
+		public static function get_all_search_posts( $type, $exclude_posts = [] ) {
+			$args = [
+				'post_status'    => array( 'publish', 'draft' ),
+				'posts_per_page' => - 1,
+			];
+
+			if ( $type == 'registered' ) {
+				$args['orderby']  = 'meta_value_num';
+				$args['order']    = 'ASC';
+				$args['meta_key'] = '_apop_post_search';
+			} else {
+				$exclude = implode( ',', $exclude_posts );
+				if ( ! empty( $exclude ) ) {
+					$args['exclude'] = $exclude;
+				}
+			}
+			return get_posts( $args );
+		}
 
-class APOP_UI {
 
 		public static function get_all_taxonomies( $key ) {
 			if ( $key !== 'taxonomy' ) {
@@ -164,5 +188,22 @@ value="' . $sort_num_no_order . '">
 			return get_posts( $args );
 		}
 
+		public static function create_cat_per_page( $opt_per_page, $type ): array {
+			$cat_per_page     = $opt_per_page[ $type ] ?? 'default';
+			$set              = '';
+			$cat_per_page_num = '';
+			if ( isset( $opt_per_page[ $type ] ) ) {
+				if ( $opt_per_page[ $type ] != 'default' && $opt_per_page[ $type ] != '-1' ) {
+					$set              = ' checked="checked"';
+					$cat_per_page_num = $cat_per_page;
+				}
+			}
 
+			return array(
+				'_per_page'     => $cat_per_page,
+				'_set'          => $set,
+				'_per_page_num' => $cat_per_page_num,
+			);
+		}
+	}
 }

css/apop-style.css

@@ -51,18 +51,50 @@ h3 {
 
 .list-orders-inner {
     width: calc((100% - 10px) / 5);
-    margin-right: .5em;
+    margin: 1.5em 1em 0 0;
     padding: .5em;
     border: 1px solid #999;
     position: relative;
 }
 
+.list-orders-inner.search_inner {
+    width: calc((100% - 10px) / 2);
+}
+
+.apop_search_order_target {
+    display: flex;
+}
+
+.apop_search_order_target li:first-child{
+    margin-right: 2em;
+}
+
 p.submit.post-order .button-primary {
     position: absolute;
     bottom: 1em;
     right: 1.5em;
 }
 
+dl.post_per_page_list {
+    width: 100%;
+}
+
+dl.post_per_page_list dt {
+    float: left;
+}
+
+dl.post_per_page_list dd {
+    margin-left: 200px;
+}
+
+dl.post_per_page_list dd:first-of-type {
+    margin-bottom: 2em;
+}
+
+.form-table tr {
+    border-bottom: 1px solid #ccc;
+}
+
 .post-order-list {
     margin: .5em 1em 1em 0;
 }
@@ -91,3 +123,7 @@ p.submit.post-order .button-primary {
 .sort-num-label::after {
     content: "］";
 }
+
+.per_page_cat_input {
+
+}

js/apop-style.js

@@ -1,5 +1,37 @@
 jQuery(function ($) {
 
+    change_tab_menu();
+    order_list();
+
+    change_search_per_page();
+    change_search_order_options();
+    change_cat_per_page();
+    change_tag_per_page();
+    change_tax_per_page();
+
+
+    function change_tab_menu() {
+        let submit_type = $('.post-order-box-outer').data('submit_type');
+        let order_nav_list = $('.post-order-nav li');
+        let order_box = $('.post-order-box');
+
+        order_nav_list.removeClass('en');
+        order_box.hide();
+        $('.post-order-nav li:eq(' + submit_type + ')').addClass('en');
+        $('.post-order-box:eq(' + submit_type + ')').show()
+
+        order_nav_list.click(function () {
+            if (!$(this).hasClass('en')) {
+                let target_index = $(this).index();
+                order_nav_list.removeClass('en');
+                $(this).addClass('en');
+                order_box.hide();
+                $('.post-order-box:eq(' + target_index + ')').show();
+            }
+        });
+    }
+
+    function order_list() {
         let cat_ul_count = $('.post-order-list').length; //カテゴリ総数
         for (let i = 0; i < cat_ul_count; i++) {
             let my_list = $('.post-order-list:eq(' + i + ')');
@@ -17,16 +49,61 @@ jQuery(function ($) {
             );
             my_list.disableSelection();
         }
-
-    $('.post-order-nav li').click(function () {
-        if (!$(this).hasClass('en')) {
-            let target_index = $(this).index();
-            $('.post-order-nav li').removeClass('en');
-            $(this).addClass('en');
-            $('.post-order-box').hide();
-            $('.post-order-box:eq(' + target_index + ')').show();
     }
-    });
 
+    function change_search_per_page() {
+        let per_page_cat = $('.per_page_search');
+        let per_page_input = $('.per_page_search_input');
+        change_per_page(per_page_cat, per_page_input);
+    }
+
+    function change_cat_per_page() {
+        let per_page_cat = $('.per_page_cat');
+        let per_page_input = $('.per_page_cat_input');
+        change_per_page(per_page_cat, per_page_input);
+    }
+
+    function change_tag_per_page() {
+        let per_page_cat = $('.per_page_tag');
+        let per_page_input = $('.per_page_tag_input');
+        change_per_page(per_page_cat, per_page_input);
+    }
+
+    function change_tax_per_page() {
+        let per_page_cat = $('.per_page_tax');
+        let per_page_input = $('.per_page_tax_input');
+        change_per_page(per_page_cat, per_page_input);
+    }
+
+    function change_per_page(per_page_cat, per_page_input) {
+        if (per_page_input.val() == '') {
+            per_page_input.prop('disabled', true);
+        } else {
+            per_page_input.prop('disabled', false);
+        }
+        per_page_cat.click(function () {
+            if ($(this).val() == 'set') {
+                per_page_input.prop('disabled', false);
+            } else {
+                per_page_input.val('');
+                per_page_input.prop('disabled', true);
+            }
+        })
+    }
+
+    function change_search_order_options() {
+        let s_radio = $('.apop_search_order');
+        let s_box = $('.search_sort_box');
+        let default_index = $('.apop_search_order_target').data('search_order_target') - 1;
+
+        s_box.hide();
+        $('.search_sort_box:eq(' + default_index + ')').show();
+
+        s_radio.click(function () {
+            let target_index = $(this).val() - 1;
+            s_box.hide();
+            $('.search_sort_box:eq(' + target_index + ')').show();
+        })
+    }
 
 });

template/order.php

@@ -1,18 +1,150 @@
 <?php
+$search_lists      = APOP_UI::get_all_search_posts( 'registered' );
 $category_lists    = array( 'category' => APOP_UI::get_cat_tag_list( 'cat', 'category' ) );
 $tag_lists         = array( 'tag_id' => APOP_UI::get_cat_tag_list( 'tag', 'post_tag' ) );
 $taxonomy_lists    = array( 'taxonomy' => APOP_UI::get_cat_tag_list( 'tax', 'taxonomy' ) );
+$submit_type       = $_POST['submit_type'] ?? '0';
+$apop_search_order = get_option( '_apop_search_order' ) ?? '1';
 ?>
+<h2>並べ替え</h2>
 <nav class="post-order-nav">
     <ul>
-        <li class="en">カテゴリー</li>
+        <li class="en">検索</li>
+        <li>カテゴリー</li>
         <li>タグ</li>
         <li>カスタム分類</li>
     </ul>
 </nav>
-<div class="post-order-box-outer">
+<div class="post-order-box-outer" data-submit_type="<?php echo $submit_type; ?>">
+    <div class="post-order-box">
+        <div class="list-orders-outer">
+			<?php $exclude_posts = []; ?>
+            <div class="list-orders-inner search_inner">
+                <form action="" method="post">
+					<?php wp_nonce_field( 'sh_options' ); ?>
+                    <ul class="apop_search_order_target" data-search_order_target="<?php echo $apop_search_order; ?>">
+                        <li><label>
+                                <input class="apop_search_order" type="radio" name="_apop_search_order"
+                                       value="1"<?php echo checked( $apop_search_order, 1 ); ?>>標準</label></li>
+                        <li><label>
+                                <input class="apop_search_order" type="radio" name="_apop_search_order"
+                                       value="2"<?php echo checked( $apop_search_order, 2 ); ?>>カスタム</label></li>
+                    </ul>
+                    <hr>
+                    <div class="search_sort_box">
+                        <ul class="post-order-list search_normal_sort">
+                            <li class="product-list">
+                                <label>
+                                    <input type="hidden" name="_apop_search_order_param[id][use]" value="0">
+                                    <input type="checkbox" name="_apop_search_order_param[id][use]" value="1">
+                                    <b>ID</b>
+                                </label>
+                                &nbsp;&nbsp;
+                                <label><input class="apop_search_order_param" type="radio"
+                                              name="_apop_search_order_param[id][sort]"
+                                              value="1">昇順</label>
+                                &nbsp;&nbsp;
+                                <label><input class="apop_search_order_param" type="radio"
+                                              name="_apop_search_order_param[id][sort]"
+                                              value="2">降順
+                                </label>
+                                <input type="hidden" class="list_order"
+                                       name="_apop_search_order_param[post_sort][id]"
+                                       value="">
+                            </li>
+                            <li class="product-list">
+                                <label>
+                                    <input type="hidden" name="_apop_search_order_param[title][use]" value="0">
+                                    <input type="checkbox" name="_apop_search_order_param[title][use]" value="1">
+                                    <b>タイトル</b>
+                                </label>
+                                &nbsp;&nbsp;
+                                <label><input class="apop_search_order_param" type="radio"
+                                              name="_apop_search_order_param[title][sort]"
+                                              value="1">昇順</label>
+                                &nbsp;&nbsp;
+                                <label><input class="apop_search_order_param" type="radio"
+                                              name="_apop_search_order_param[title][sort]"
+                                              value="2">降順
+                                </label>
+                                <input type="hidden" class="list_order"
+                                       name="_apop_search_order_param[post_sort][title]"
+                                       value="">
+                            </li>
+                            <li class="product-list">
+                                <label>
+                                    <input type="hidden" name="_apop_search_order_param[register][use]" value="0">
+                                    <input type="checkbox" name="_apop_search_order_param[register][use]" value="1">
+                                    <b>登録日</b>
+                                </label>
+                                &nbsp;&nbsp;
+                                <label><input class="apop_search_order_param" type="radio"
+                                              name="_apop_search_order_param[register][sort]"
+                                              value="1">昇順</label>
+                                &nbsp;&nbsp;
+                                <label><input class="apop_search_order_param" type="radio"
+                                              name="_apop_search_order_param[register][sort]"
+                                              value="2">降順</label>
+                                <input type="hidden" class="list_order"
+                                       name="_apop_search_order_param[post_sort][register]"
+                                       value="">
+                            </li>
+                            <li class="product-list">
+                                <label>
+                                    <input type="hidden" name="_apop_search_order_param[modified][use]" value="0">
+                                    <input type="checkbox" name="_apop_search_order_param[modified][use]" value="1">
+                                    <b>更新日</b>
+                                </label>
+                                &nbsp;&nbsp;
+                                <label><input class="apop_search_order_param" type="radio"
+                                              name="_apop_search_order_param[modified][sort]"
+                                              value="1">昇順</label>
+                                &nbsp;&nbsp;
+                                <label><input class="apop_search_order_param" type="radio"
+                                              name="_apop_search_order_param[modified][sort]"
+                                              value="2">降順</label>
+                                <input type="hidden" class="list_order"
+                                       name="_apop_search_order_param[post_sort][modified]"
+                                       value="">
+                            </li>
+                        </ul>
+                    </div>
+
+                    <div class="search_sort_box">
+                        <ul class="post-order-list">
+							<?php foreach ( $search_lists as $i => $search_list ): $search_order = $i + 1; ?>
+								<?php $exclude_posts[] = $search_list->ID; ?>
+                                <li class="product-list">
+                                    <span class="sort-num-label"><?php echo $search_order; ?></span>
+									<?php echo $search_list->post_title; ?>
+                                    <input type="hidden" class="list_order"
+                                           name="_apop_post_search[post_sort][<?php echo $search_list->ID; ?>]"
+                                           value="<?php echo $search_order; ?>">
+                                </li>
+							<?php endforeach; ?>
+							<?php $search_none_lists = APOP_UI::get_all_search_posts( 'none', $exclude_posts ); ?>
+							<?php $search_order = $search_order ?? 0; ?>
+							<?php foreach ( $search_none_lists as $i => $search_list ): $search_order = $search_order + $i + 1; ?>
+                                <li class="product-list no_order">
+                                    <span class="sort-num-label"><?php echo $search_order; ?></span>
+									<?php echo $search_list->post_title; ?>
+                                    <input type="hidden" class="list_order"
+                                           name="_apop_post_search[post_sort][<?php echo $search_list->ID; ?>]"
+                                           value="<?php echo $search_order; ?>">
+                                </li>
+							<?php endforeach; ?>
+                        </ul>
+                    </div>
+
+                    <input type="hidden" name="submit_type" value="0">
+                    <p class="submit post-order"><input type="submit" name="Submit" class="button-primary"
+                                                        value="変更を保存"/></p>
+
+                </form>
+            </div>
+        </div>
+    </div>
     <div class="post-order-box">
-        <h2>カテゴリー</h2>
 		<?php foreach ( $category_lists as $tax_key => $tax_list ) : ?>
             <div class="list-orders-outer">
 				<?php if ( count( $tax_list ) > 0 ): $exclude_posts = []; ?>
@@ -28,6 +160,7 @@ $taxonomy_lists = array( 'taxonomy' => APOP_UI::get_cat_tag_list( 'tax', 'taxono
 									echo APOP_UI::create_product_none_order_list( $tax_data, $tax_key, $exclude_posts, $sort_num );
 									?>
                                 </ul>
+                                <input type="hidden" name="submit_type" value="1">
                                 <p class="submit post-order"><input type="submit" name="Submit" class="button-primary"
                                                                     value="変更を保存"/></p>
                             </form>
@@ -38,7 +171,6 @@ $taxonomy_lists = array( 'taxonomy' => APOP_UI::get_cat_tag_list( 'tax', 'taxono
 		<?php endforeach; ?>
     </div>
     <div class="post-order-box">
-        <h2>タグ</h2>
 		<?php foreach ( $tag_lists as $tax_key => $tax_list ) : ?>
             <div class="list-orders-outer">
 				<?php if ( count( $tax_list ) > 0 ): $exclude_posts = []; ?>
@@ -54,6 +186,7 @@ $taxonomy_lists = array( 'taxonomy' => APOP_UI::get_cat_tag_list( 'tax', 'taxono
 									echo APOP_UI::create_product_none_order_list( $tax_data, $tax_key, $exclude_posts, $sort_num );
 									?>
                                 </ul>
+                                <input type="hidden" name="submit_type" value="2">
                                 <p class="submit post-order"><input type="submit" name="Submit" class="button-primary"
                                                                     value="変更を保存"/></p>
                             </form>
@@ -64,7 +197,6 @@ $taxonomy_lists = array( 'taxonomy' => APOP_UI::get_cat_tag_list( 'tax', 'taxono
 		<?php endforeach; ?>
     </div>
     <div class="post-order-box">
-        <h2>カスタム分類</h2>
 		<?php foreach ( $taxonomy_lists as $tax_key => $taxonomy_list ): ?>
             <div class="list-orders-outer">
 				<?php foreach ( $taxonomy_list as $tax_list ) : ?>
@@ -81,7 +213,9 @@ $taxonomy_lists = array( 'taxonomy' => APOP_UI::get_cat_tag_list( 'tax', 'taxono
 										echo APOP_UI::create_product_none_order_list( $tax_data, $tax_key, $exclude_posts, $sort_num );
 										?>
                                     </ul>
-                                    <p class="submit post-order"><input type="submit" name="Submit" class="button-primary"
+                                    <input type="hidden" name="submit_type" value="3">
+                                    <p class="submit post-order"><input type="submit" name="Submit"
+                                                                        class="button-primary"
                                                                         value="変更を保存"/></p>
                                 </form>
                             </div>

template/setting.php

@@ -9,15 +9,70 @@ $all_tax        = APOP_UI::get_all_taxonomies( 'taxonomy' );
 		<?php
 		wp_nonce_field( 'sh_options' );
 		$opt_cat      = get_option( '_apop_cat_order' );
+		$opt_per_page = get_option( '_apop_per_page' );
 		$opt_tag      = get_option( '_apop_tag_order' );
 		$opt_tax      = get_option( '_apop_tax_order' );
 		?>
-        <h2>対象タクソノミー選択</h2>
+        <h2>設定</h2>
         <table class="form-table">
+            <tr>
+                <th scope="row">検索</th>
+                <td>
+                    <dl class="post_per_page_list">
+                        <dt>1ページ表示件数</dt>
+                        <dd><?php $per_page_data = APOP_UI::create_cat_per_page( $opt_per_page, 'search' ); ?>
+                            <ul>
+                                <li>
+                                    <label>
+                                        <input class="per_page_search" type="radio" name="_apop_per_page[search]"
+                                               value="default"<?php echo checked( $per_page_data['_per_page'], 'default' ); ?>>表示設定に従う</label>
+                                </li>
+                                <li><label>
+                                        <input class="per_page_search" type="radio" name="_apop_per_page[search]"
+                                               value="-1"<?php echo checked( $per_page_data['_per_page'], '-1' ); ?>>全件</label>
+                                </li>
+                                <li>
+                                    <label><input class="per_page_search" type="radio"
+                                                  name="_apop_per_page[search]"
+                                                  value="set"<?php echo $per_page_data['_set']; ?>>表示数設定
+                                        <input class="per_page_search_input" type="text"
+                                               name="_apop_per_page[search]"
+                                               value="<?php echo $per_page_data['_per_page_num']; ?>" required>
+                                    </label></li>
+                            </ul>
+                        </dd>
+                    </dl>
+                </td>
+            </tr>
 			<?php if ( count( $all_categories ) > 0 ): ?>
                 <tr>
                     <th scope="row">カテゴリー</th>
                     <td>
+                        <dl class="post_per_page_list">
+                            <dt>1ページ表示件数</dt>
+                            <dd><?php $per_page_data = APOP_UI::create_cat_per_page( $opt_per_page, 'category' ); ?>
+                                <ul>
+                                    <li>
+                                        <label>
+                                            <input class="per_page_cat" type="radio" name="_apop_per_page[category]"
+                                                   value="default"<?php echo checked( $per_page_data['_per_page'], 'default' ); ?>>表示設定に従う</label>
+                                    </li>
+                                    <li><label>
+                                            <input class="per_page_cat" type="radio" name="_apop_per_page[category]"
+                                                   value="-1"<?php echo checked( $per_page_data['_per_page'], '-1' ); ?>>全件</label>
+                                    </li>
+                                    <li>
+                                        <label><input class="per_page_cat" type="radio"
+                                                      name="_apop_per_page[category]"
+                                                      value="set"<?php echo $per_page_data['_set']; ?>>表示数設定
+                                            <input class="per_page_cat_input" type="text"
+                                                   name="_apop_per_page[category]"
+                                                   value="<?php echo $per_page_data['_per_page_num']; ?>" required>
+                                        </label></li>
+                                </ul>
+                            </dd>
+                            <dt>対象カテゴリー</dt>
+                            <dd>
                                 <ul class="order_setting_list">
 									<?php foreach ( $all_categories as $category ): ?>
 										<?php $check_slug = $opt_cat['target_cat'][ $category->term_id ] ?? ''; ?>
@@ -37,6 +92,8 @@ $all_tax        = APOP_UI::get_all_taxonomies( 'taxonomy' );
                                         </li>
 									<?php endforeach; ?>
                                 </ul>
+                            </dd>
+                        </dl>
                     </td>
                 </tr>
 			<?php endif; ?>
@@ -44,6 +101,30 @@ $all_tax        = APOP_UI::get_all_taxonomies( 'taxonomy' );
                 <tr>
                     <th scope="row">タグ</th>
                     <td>
+                        <dl class="post_per_page_list">
+                            <dt>1ページ表示件数</dt>
+                            <dd><?php $per_page_data = APOP_UI::create_cat_per_page( $opt_per_page, 'tag' ); ?>
+                                <ul>
+                                    <li>
+                                        <label>
+                                            <input class="per_page_tag" type="radio" name="_apop_per_page[tag]"
+                                                   value="default"<?php echo checked( $per_page_data['_per_page'], 'default' ); ?>>表示設定に従う</label>
+                                    </li>
+                                    <li><label>
+                                            <input class="per_page_tag" type="radio" name="_apop_per_page[tag]"
+                                                   value="-1"<?php echo checked( $per_page_data['_per_page'], '-1' ); ?>>全件</label>
+                                    </li>
+                                    <li>
+                                        <label><input class="per_page_tag" type="radio" name="_apop_per_page[tag]"
+                                                      value="set"<?php echo $per_page_data['_set']; ?>>表示数設定
+                                            <input class="per_page_tag_input" type="text"
+                                                   name="_apop_per_page[tag]"
+                                                   value="<?php echo $per_page_data['_per_page_num']; ?>" required>
+                                        </label></li>
+                                </ul>
+                            </dd>
+                            <dt>対象タグ</dt>
+                            <dd>
                                 <ul class="order_setting_list">
 									<?php foreach ( $all_tags as $tag ): ?>
 										<?php $check_slug = $opt_tag['target_cat'][ $tag->term_id ] ?? ''; ?>
@@ -63,6 +144,9 @@ $all_tax        = APOP_UI::get_all_taxonomies( 'taxonomy' );
                                         </li>
 									<?php endforeach; ?>
                                 </ul>
+                            </dd>
+                        </dl>
+
                     </td>
                 </tr>
 			<?php endif; ?>
@@ -70,6 +154,31 @@ $all_tax        = APOP_UI::get_all_taxonomies( 'taxonomy' );
                 <tr>
                     <th scope="row">カスタム分類</th>
                     <td>
+                        <dl class="post_per_page_list">
+                            <dt>1ページ表示件数</dt>
+                            <dd>
+								<?php $per_page_data = APOP_UI::create_cat_per_page( $opt_per_page, 'tax' ); ?>
+                                <ul>
+                                    <li>
+                                        <label>
+                                            <input class="per_page_tax" type="radio" name="_apop_per_page[tax]"
+                                                   value="default"<?php echo checked( $per_page_data['_per_page'], 'default' ); ?>>表示設定に従う</label>
+                                    </li>
+                                    <li><label>
+                                            <input class="per_page_tax" type="radio" name="_apop_per_page[tax]"
+                                                   value="-1"<?php echo checked( $per_page_data['_per_page'], '-1' ); ?>>全件</label>
+                                    </li>
+                                    <li>
+                                        <label><input class="per_page_tax" type="radio" name="_apop_per_page[tax]"
+                                                      value="set"<?php echo $per_page_data['_set']; ?>>表示数設定
+                                            <input class="per_page_tax_input" type="text"
+                                                   name="_apop_per_page[tax]"
+                                                   value="<?php echo $per_page_data['_per_page_num']; ?>" required>
+                                        </label></li>
+                                </ul>
+                            </dd>
+                            <dt>対象タクソノミー</dt>
+                            <dd>
                                 <ul class="order_setting_list">
 									<?php foreach ( $all_tax as $tax ): $all_taxs = APOP_UI::get_all_taxonomies( $tax ) ?>
 										<?php foreach ( $all_taxs as $tax ): ?>
@@ -91,6 +200,8 @@ $all_tax        = APOP_UI::get_all_taxonomies( 'taxonomy' );
 										<?php endforeach; ?>
 									<?php endforeach; ?>
                                 </ul>
+                            </dd>
+                        </dl>
                     </td>
                 </tr>
 			<?php endif; ?>

util/apop-order-setting.php

@@ -0,0 +1,106 @@
+<?php
+if ( ! defined( 'ABSPATH' ) ) {
+	exit;
+} // Exit if accessed directly
+
+if ( ! trait_exists( 'APOP_ORDER_SETTING' ) ) {
+
+	trait APOP_ORDER_SETTING {
+
+		public function set_query() {
+			add_action( 'pre_get_posts', array( $this, 'apop_posts_per_page' ), 1 );
+		}
+
+		public function apop_posts_per_page( $query ) {
+
+			if ( is_admin() || ! $query->is_main_query() ) {
+				return;
+			}
+
+			if ( is_home() ) {
+				return;
+			}
+
+			if ( is_search() ) {
+				$this->set_per_page( $query, 'search' );
+				$this->set_search_orderby( $query );
+			}
+
+			if ( is_category() ) {
+				$cat = get_category_by_slug( $query->query_vars['category_name'] );
+				$this->set_per_page( $query, 'category' );
+				$this->set_orderby( $query, $cat->term_id, 'category', 'cat' );
+
+			}
+
+			if ( is_tag() ) {
+				$tag = get_term_by( 'slug', $query->query_vars['tag'], 'post_tag' );
+				$this->set_per_page( $query, 'tag' );
+				$this->set_orderby( $query, $tag->term_id, 'post_tag', 'tag' );
+
+			}
+
+			if ( is_tax() ) {
+				$this->set_per_page( $query, 'tax' );
+				$this->set_orderby( $query, get_queried_object_id(), 'tax', 'tax' );
+
+			}
+		}
+
+		private function set_per_page( $query, $target ) {
+			$per_page_option = get_option( '_apop_per_page' );
+			if ( ! isset( $per_page_option[ $target ] ) ) {
+				return;
+			}
+			if ( $per_page_option[ $target ] == 'default' ) {
+				return;
+			}
+
+			$query->set( 'posts_per_page', $per_page_option[ $target ] );
+		}
+
+		private function set_search_orderby( $query ) {
+			$apop_search_order = get_option( '_apop_search_order' ) ?? 1;
+			if ( $apop_search_order == 2 ) {
+				$query->set( 'meta_key', '_apop_post_search' );
+				$query->set( 'orderby', array( 'meta_value_num' => 'ASC' ) );
+			}
+		}
+
+		private function set_orderby( $query, $id, $target, $order_key ) {
+			$order_settings = get_option( '_apop_' . $order_key . '_order' );
+			if ( isset( $order_settings['target_cat'][ $id ] ) && $order_settings['target_cat'][ $id ] == 1 ) {
+				$sort_meta_key = '_apop_post_' . $target . '_' . $id;
+				$query->set( 'meta_key', $sort_meta_key );
+				$query->set( 'orderby', array( 'meta_value_num' => 'ASC' ) );
+			}
+		}
+
+		public static function get_orderby( $id, $target, $order_key ): ?array {
+			$order_settings = get_option( '_apop_' . $order_key . '_order' );
+			if ( isset( $order_settings['target_cat'][ $id ] ) && $order_settings['target_cat'][ $id ] == 1 ) {
+				$sort_meta_key = '_apop_post_' . $target . '_' . $id;
+
+				return array(
+					'meta_key' => $sort_meta_key,
+					'orderby'  => array( 'meta_value_num' => 'ASC' )
+				);
+			}
+
+			return null;
+		}
+
+		public static function get_per_page( $target ) {
+			$per_page_option = get_option( '_apop_per_page' );
+			if ( ! isset( $per_page_option[ $target ] ) ) {
+				return;
+			}
+			if ( $per_page_option[ $target ] == 'default' ) {
+				return;
+			}
+
+			return array( 'posts_per_page' => $per_page_option[ $target ] );
+		}
+
+	}
+}