插件代码上传

plugin/404/include.php

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+<?php
+function zxd_ctrlcenter_404(){
+    global $zbp;
+    if(!$zbp->Config('zxd_ctrlcenter')->plugin_404_Enable)
+        return false;
+        
+    if (!in_array("Status: 404 Not Found", headers_list())) {
+        return false;
+    }
+
+
+    $url = $zbp->Config('zxd_ctrlcenter')->plugin_404_redirect_url;
+    
+    $delay = $zbp->Config('zxd_ctrlcenter')->delay ?: 0;
+    if ($url && preg_match("/^http[s]?:\/\/.+\.\w+/", $url)){
+        // 采用 js 跳转兼容性好
+        if ($delay==0 && function_exists("RedirectByScript")) {
+            RedirectByScript($url);
+        }else{
+            // 采用 html
+            echo '<meta http-equiv="refresh" content="0;url=' . $url . '">';
+            die();
+        }
+    }
+}

plugin/404/main.php

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+<?php
+$redirect_url = GetVars('redirect_url', 'POST');
+if ($_SERVER['REQUEST_METHOD'] == 'POST') {
+    if ($redirect_url != "" && !preg_match("/^http[s]{0,1}:\/\/.+\.\w+/", $redirect_url)) {
+        $zbp->ShowHint('bad', '自定义 Url 不正确');
+    } else {
+        $zbp->Config('zxd_ctrlcenter')-> plugin_404_redirect_url = $redirect_url;
+        $zbp->SaveConfig('zxd_ctrlcenter');
+        $zbp->ShowHint('good');
+    }
+}
+?>
+    <!--代码-->
+    <div class="content-box-content">
+        <!--收录设置-->
+        <div id="tab-fetch" class="tab-content default-tab"
+            style="border:none;padding:0px;margin:0;">
+            <div style="clear:both;"></div>
+            <form name="Thx_auto_link_fetch" method="post">
+                <?php if (function_exists('CheckIsRefererValid')) {
+                    echo '<input type="hidden" name="csrfToken" value="' . $zbp->GetCSRFToken() . '">';
+                }
+                ?>
+                <table name='base' style="padding:0px;margin:0px;width:100%;">
+                    <tr>
+                        <th width="20%">
+                            <p>
+                                <b>配置项</b>
+                            </p>
+                        </th>
+                        <th width="50%">
+                            <p>
+                                <b>设置</b>
+                            </p>
+                        </th>
+                        <th width="30%">
+                            <p>
+                                <b>说明</b>
+                            </p>
+                        </th>
+                    </tr>
+                    <tr>
+                        <td>
+                            <p align="center">
+                                <b>重定向链接</b>
+                            </p>
+                        </td>
+                        <td>
+                            <p>
+                                <input type="url" id="redirect_url" name="redirect_url"
+                                value="<?php if ($zbp->Config('zxd_ctrlcenter')->plugin_404_redirect_url) {
+                                    echo $zbp->Config('zxd_ctrlcenter')->plugin_404_redirect_url ?: 0;
+                                }
+                                ?>">
+                            </p>
+                        </td>
+                        <td>
+                            <span align="center">输入重定向的【完整】链接地址</span>
+                        </td>
+                    </tr>
+                </table>
+                <p></p>
+                <input type="submit" class="button" value="<?php echo $lang['msg']['submit'] ?>" />
+            </form>
+        </div>
+
+    </div>
+</div>

plugin/404/manage/config.php

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+<?php
+$PluginTitle = "自定义404链接";
+$PluginShortTitle = "404页面";

plugin/404/manage/status.php

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+<?php
+if(!empty($_GET['include'])&&$_GET['include']=="c_system_base"){
+    // 单独打开时需要引入这个，不然$zbp未定义
+    include_once '../../../../../../zb_system/function/c_system_base.php';
+}
+
+global $zbp;
+if(empty($_GET['action']))
+    $status_action = "";
+else
+    $status_action = $_GET['action'];
+    
+$Close = '<script>window.close(); window.opener.location.reload(); </script>';
+switch ($status_action) {
+    case 'chk':
+        $pluginstatus = $zbp->Config('zxd_ctrlcenter')-> plugin_404_Enable;
+        break;
+    case 'enb':
+        $zbp->Config('zxd_ctrlcenter')-> plugin_404_Enable = true;
+        $zbp->SaveConfig('zxd_ctrlcenter');
+        echo $Close;
+        break;
+    case 'dis':
+        $zbp->Config('zxd_ctrlcenter')-> plugin_404_Enable = false;
+        $zbp->SaveConfig('zxd_ctrlcenter');
+        echo $Close;
+        break;
+    
+    default:
+        $pluginstatus = $zbp->Config('zxd_ctrlcenter')-> plugin_404_Enable;
+        break;
+}
+?>
+    

plugin/404/plugin.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<plugin version="php">
+<id>ThxPage404</id>
+<name>自定义404链接</name>
+<url></url>
+<note>自定义404链接</note>
+<description>当页面出现404时可以自定义跳转链接</description>
+<path>main.php</path>
+<include>include.php</include>
+<level>1</level>
+<author>
+  <name>Thx</name>
+  <email>null@null.com</email>
+  <url>www.izy123.com</url>
+</author>
+<source>
+  <name></name>
+  <email></email>
+  <url></url>
+</source>
+<adapted>151935</adapted>
+<version>1.0</version>
+<pubdate>2019-11-07</pubdate>
+<modified>2020-04-22</modified>
+<price>0</price>
+<phpver>5.6</phpver>
+<advanced>
+  <dependency></dependency>
+  <rewritefunctions></rewritefunctions>
+  <existsfunctions></existsfunctions>
+  <conflict></conflict>
+</advanced>
+<sidebars>
+  <sidebar1></sidebar1>
+  <sidebar2></sidebar2>
+  <sidebar3></sidebar3>
+  <sidebar4></sidebar4>
+  <sidebar5></sidebar5>
+  <sidebar6></sidebar6>
+  <sidebar7></sidebar7>
+  <sidebar8></sidebar8>
+  <sidebar9></sidebar9>
+</sidebars>
+</plugin>