{"id":47842,"date":"2022-07-21T13:12:49","date_gmt":"2022-07-21T05:12:49","guid":{"rendered":"http:\/\/www.xyryd.com\/?p=47842"},"modified":"2022-08-09T22:44:12","modified_gmt":"2022-08-09T14:44:12","slug":"wordpress%ef%bc%9a%e8%8e%b7%e5%8f%96%e5%bd%93%e5%89%8d%e9%a1%b5%e9%9d%a2%e8%8f%9c%e5%8d%95%e7%9a%84current-menu-item%ef%bc%8c%e8%be%93%e5%87%ba%e5%9c%a8%e8%8f%9c%e5%8d%95%e4%b8%ad%e7%9a%84%e5%ad%90","status":"publish","type":"post","link":"http:\/\/www.xyryd.com\/47842.html","title":{"rendered":"WordPress\uff1a\u83b7\u53d6\u5f53\u524d\u9875\u9762\u83dc\u5355\u7684current menu item\uff0c\u8f93\u51fa\u5728\u83dc\u5355\u4e2d\u7684\u5b50\u83dc\u5355get sub menu"},"content":{"rendered":"\n<p>\u9047\u5230\u4e00\u4e2a\u95ee\u9898\uff0c\u8981\u663e\u793a\u5f53\u524d\u9875\u9762\u7684\u9762\u5305\u5c51\u5bfc\u822a\uff0c\u53ea\u662f\u8fd9\u4e2a\u9762\u5305\u5c51\u8def\u5f84\u53cd\u5e94\u7684\u4e0d\u662f\u9875\u9762\u81ea\u8eab\u7684\u5c42\u7ea7\u5173\u7cfb\uff0c\u800c\u662f\u8be5\u9875\u9762\u5728\u83dc\u5355\u5bfc\u822a\u4e2d\u7684\u4f4d\u7f6e\u3002\u56e0\u6b64\u9700\u8981\u68c0\u6d4b\u8be5\u9875\u9762\u6240\u5728\u83dc\u5355\u7684current menu item\uff0c\u5728<a href=\"http:\/\/wordpress.stackexchange.com\/questions\/16243\/how-to-get-current-menu-item-title-as-variable\/16337#16337\" target=\"_blank\" rel=\"noreferrer noopener\">stackexchange<\/a>\u4e0a\u627e\u5230\u4e86\u4e00\u4e2a\u4e0d\u9519\u7684\u65b9\u6cd5\uff0c\u8bb0\u5f55\u4e00\u4e0b\u3002<\/p>\n\n\n\n<p>\u4f7f\u7528<strong>wp_nav_menu_objects<\/strong>&nbsp;filter\u67e5\u627ecurrent menu item\uff0c\u5728\u8c03\u7528wp_nav_menu\u4e4b\u524d\u5148\u8fc7\u6ee4\u4e00\u4e0b\u8fd9\u4e2afilter\u7684\u503c\uff0c\u627e\u5230current menu item\uff0c\u5c06\u9700\u8981\u7684\u4fe1\u606f\uff0c\u4f8b\u5982menu ID\uff0c\u6807\u9898\u6216url\u7b49\uff0c\u8bb0\u5f55\u5230\u4e00\u4e2a\u5168\u5c40\u53d8\u91cf\u91cc\u3002\u7b49\u8c03\u7528\u5b8cwp_nav_menu\u540e\uff0c\u5c31\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e2a\u5168\u5c40\u53d8\u91cf\u663e\u793a\u4fe1\u606f\u4e86\u3002<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_66_1 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title \" >\u76ee\u5f55<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"http:\/\/www.xyryd.com\/47842.html\/#%E5%9C%A8%E5%BD%93%E5%89%8D%E8%8F%9C%E5%8D%95%E4%B8%AD%E5%81%9A%E4%B8%80%E4%B8%8B%E8%AE%B0%E5%8F%B7\" title=\"\u5728\u5f53\u524d\u83dc\u5355\u4e2d\u505a\u4e00\u4e0b\u8bb0\u53f7\">\u5728\u5f53\u524d\u83dc\u5355\u4e2d\u505a\u4e00\u4e0b\u8bb0\u53f7<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"http:\/\/www.xyryd.com\/47842.html\/#%E8%BE%93%E5%87%BAmain-nav%E8%8F%9C%E5%8D%95%E4%B8%AD%EF%BC%8C%E5%BD%93%E5%89%8D%E9%A1%B5%E9%9D%A2%E6%89%80%E5%9C%A8%E8%8F%9C%E5%8D%95%E7%9A%84%E5%AD%90%E8%8F%9C%E5%8D%95\" title=\"\u8f93\u51famain-nav\u83dc\u5355\u4e2d\uff0c\u5f53\u524d\u9875\u9762\u6240\u5728\u83dc\u5355\u7684\u5b50\u83dc\u5355\">\u8f93\u51famain-nav\u83dc\u5355\u4e2d\uff0c\u5f53\u524d\u9875\u9762\u6240\u5728\u83dc\u5355\u7684\u5b50\u83dc\u5355<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E5%9C%A8%E5%BD%93%E5%89%8D%E8%8F%9C%E5%8D%95%E4%B8%AD%E5%81%9A%E4%B8%80%E4%B8%8B%E8%AE%B0%E5%8F%B7\"><\/span>\u5728\u5f53\u524d\u83dc\u5355\u4e2d\u505a\u4e00\u4e0b\u8bb0\u53f7<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-preformatted\">add_filter( 'wp_nav_menu_objects', 'uzi_wp_nav_menu_objects' );\nfunction uzi_wp_nav_menu_objects( $sorted_menu_items )\n{\n    foreach ( $sorted_menu_items as $menu_item ) {\n        if ( $menu_item-&gt;current ) {\n            $_SESSION['uzi_current_menu'] = $menu_item;\n            break;\n        }\n    }\n    return $sorted_menu_items;\n}<\/pre>\n\n\n\n<p>\u5168\u5c40\u53d8\u91cf<code>$_SESSION['uzi_current_menu']<\/code>\u8bb0\u5f55\u4e86\u5f53\u524d\u83dc\u5355\u7684current menu item\u7684\u6807\u9898\u3002<\/p>\n\n\n\n<p>\u4e00\u4e9b\u6bd4\u8f83\u6709\u7528\u7684\u4fe1\u606f\u5982\u4e0b<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">$menu_item-&gt;ID - Menu ID\n$menu_item-&gt;title - \u8be5\u83dc\u5355\u9879\u540d\u79f0\n$menu_item-&gt;post_title - Post Title,\u4e0d\u4e00\u5b9a\u548c\u83dc\u5355\u9879\u540d\u79f0\u76f8\u540c\n$menu_item-&gt;url -  \u56fa\u5b9a\u94fe\u63a5\n$menu_item-&gt;object_id - post ID\n$menu_item-&gt;post_parent - Post Parent\uff08\u4f8b\u5982page\u7684parent page\uff09\n$menu_item-&gt;menu_item_parent - \u6307\u5728\u8be5\u83dc\u5355\u4e2d\u7684\u5c42\u7ea7\u5173\u7cfb<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E8%BE%93%E5%87%BAmain-nav%E8%8F%9C%E5%8D%95%E4%B8%AD%EF%BC%8C%E5%BD%93%E5%89%8D%E9%A1%B5%E9%9D%A2%E6%89%80%E5%9C%A8%E8%8F%9C%E5%8D%95%E7%9A%84%E5%AD%90%E8%8F%9C%E5%8D%95\"><\/span>\u8f93\u51famain-nav\u83dc\u5355\u4e2d\uff0c\u5f53\u524d\u9875\u9762\u6240\u5728\u83dc\u5355\u7684\u5b50\u83dc\u5355<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>$locations = get_nav_menu_locations();\n$menu = wp_get_nav_menu_object($locations&#91;'main-nav']); \/\/ primary' is our nav menu's name\n$menu_items = wp_get_nav_menu_items($menu->term_id);\n\/\/ var_dump($menu,$_SESSION&#91;'uzi_current_menu']->ID,$menu_items);\nif (!empty($menu_items)) {\n    echo '&lt;ul>';\n    foreach ($menu_items as $menu_item) {\n        if($menu_item->menu_item_parent == $_SESSION&#91;'uzi_current_menu']->ID\n           || $menu_item->menu_item_parent == $_SESSION&#91;'uzi_current_menu']->\t\t\tif ($menu_item->menu_item_parent == $_SESSION&#91;'uzi_current_menu']->ID\n\t\t\t\t|| ($menu_item->menu_item_parent == $_SESSION&#91;'uzi_current_menu']->menu_item_parent &amp;&amp; 0 != $menu_item->menu_item_parent)\n\t\t\t) {\n\t\t\t\t\/\/\u5224\u65ad\u5f53\u524d\u9875\u9762\u662f\u8be5\u83dc\u5355\u9879\u7684\u5b50\u9879\n\t\t\t\tif (is_page($menu_item->object_id) || is_category($menu_item->object_id)) {\n\t\t\t\t\techo '&lt;li class=\"current-menu-item\">';\n\t\t\t\t} else {\n\t\t\t\t\techo '&lt;li>';\n\t\t\t\t}\n\t\t\t\techo '&lt;a href=\"' . $menu_item->url . '\">' . $menu_item->title . '&lt;\/a>';\n\t\t\t\techo '&lt;\/li>';\n\t\t\t}        \n    }\n    echo '&lt;\/ul>';\n}<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u9047\u5230\u4e00\u4e2a\u95ee\u9898\uff0c\u8981\u663e\u793a\u5f53\u524d\u9875\u9762\u7684\u9762\u5305\u5c51\u5bfc\u822a\uff0c\u53ea\u662f\u8fd9\u4e2a\u9762\u5305\u5c51\u8def\u5f84\u53cd\u5e94\u7684\u4e0d\u662f\u9875\u9762\u81ea\u8eab\u7684\u5c42\u7ea7\u5173\u7cfb\uff0c\u800c\u662f\u8be5\u9875\u9762\u5728\u83dc\u5355\u5bfc\u822a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":43051,"comment_status":"open","ping_status":"closed","sticky":false,"template":"single-with-sidebar","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[33,333,265],"aioseo_notices":[],"_links":{"self":[{"href":"http:\/\/www.xyryd.com\/wp-json\/wp\/v2\/posts\/47842"}],"collection":[{"href":"http:\/\/www.xyryd.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.xyryd.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.xyryd.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.xyryd.com\/wp-json\/wp\/v2\/comments?post=47842"}],"version-history":[{"count":0,"href":"http:\/\/www.xyryd.com\/wp-json\/wp\/v2\/posts\/47842\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.xyryd.com\/wp-json\/wp\/v2\/media\/43051"}],"wp:attachment":[{"href":"http:\/\/www.xyryd.com\/wp-json\/wp\/v2\/media?parent=47842"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.xyryd.com\/wp-json\/wp\/v2\/categories?post=47842"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.xyryd.com\/wp-json\/wp\/v2\/tags?post=47842"}],"curies":[{"name":"wp","href":"http:\/\/api.w.org\/{rel}","templated":true}]}}