2.1 注册PDA的信息存储到文件内部，采取mac+固定加密串的MD5加密校验

app/build.gradle

@@ -11,7 +11,7 @@ android {
         minSdk 28
         targetSdk 28
         versionCode 1
-        versionName "1.18"
+        versionName "2.1"
 
         // 1.0 IDATA广播模式处理
         // 1.1 霍尼韦尔的监听修改（扫描网站二维码跳出程序，监听失效，调整）、斑马PDA广播模式设置
@@ -32,6 +32,8 @@ android {
         // 1.16 idata pda 不设置模式
         // 1.17 霍尼韦尔EDA51、EDA50P，调用扫描枪的方法，在关闭的时候停止调用扫描枪
         // 1.18 瑞兴平板，读取扫描结果，使用同步加锁模式
+        // 1.19 index页面接入初始化数据
+        // 2.1 注册PDA的信息存储到文件内部，采取mac+固定加密串的MD5加密校验
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         ndk {
             abiFilters 'armeabi-v7a'

app/src/main/assets/demo/index.html

@@ -99,20 +99,6 @@
 
 
     </style>
-    <script>
-        function saveSetting(){
-           var data=JSON.stringify({
-          "address":document.getElementById('address').value,
-          "port":document.getElementById('port').value,
-          "path":document.getElementById('path').value,
-          "screen_rotation":document.getElementById('screen_rotation').value,
-          "hide_bar":document.getElementById('hide_bar').value
-         });
-         window.NetworkSettingEngine.saveSetting(data);
-         window.View.reload();
-        }
-
-    </script>
 
 </head>
 
@@ -148,4 +134,35 @@
     </div>
 </div>
 </body>
+<script>
+
+    function init() {
+        var dstr = window.NetworkSettingEngine.getStringSetting();
+        if (dstr.length > 0) {
+            var d = JSON.parse(dstr);
+            document.getElementById('address').value = d.address;
+            document.getElementById('port').value = d.port;
+            document.getElementById('path').value = d.path;
+            document.getElementById('screen_rotation').value = d.screen_rotation;
+            document.getElementById('hide_bar').value = d.hide_bar;
+            console.log("d_data_end_=========================");
+        }
+    }
+
+    init();
+
+    function saveSetting(){
+       var data=JSON.stringify({
+      "address":document.getElementById('address').value,
+      "port":document.getElementById('port').value,
+      "path":document.getElementById('path').value,
+      "screen_rotation":document.getElementById('screen_rotation').value,
+      "hide_bar":document.getElementById('hide_bar').value
+     });
+     window.NetworkSettingEngine.saveSetting(data);
+     window.View.reload();
+    }
+
+</script>
+
 </html>

app/src/main/java/chaoran/business/engine/impl/NetworkSettingEngine.java

@@ -45,6 +45,7 @@ public class NetworkSettingEngine implements SettingEngine {
         networkSetting.setPort(port);
         networkSetting.setPath(path);
         networkSetting.setScreen_rotation(screen_rotation);
+        networkSetting.setHide_bar(spf.getInt("hide_bar", 3));
         return networkSetting;
     }
 

app/src/main/java/chaoran/business/utils/LocalAddressUtil.java

@@ -2,8 +2,8 @@ package chaoran.business.utils;
 
 import android.annotation.SuppressLint;
 import android.app.Activity;
-import android.bluetooth.le.ScanSettings;
 import android.content.Context;
+import android.content.SharedPreferences;
 import android.content.pm.ActivityInfo;
 import android.os.Build;
 import android.util.Log;
@@ -18,13 +18,12 @@ import java.net.NetworkInterface;
 import java.net.SocketException;
 import java.util.Enumeration;
 
-import chaoran.business.BrandEnum;
 import chaoran.business.BuildConfig;
-import chaoran.business.R;
-import chaoran.business.activity.MainActivity;
 
 public class LocalAddressUtil {
 
+    public final static String SSO_KEY = "!~CROP@CRTECH@PDA~!";
+
     private Context context;
 
     private Activity activity;
@@ -160,6 +159,32 @@ public class LocalAddressUtil {
         }
     }
 
+    @SuppressLint("JavascriptInterface")
+    @JavascriptInterface
+    public String registerMac(String applyMac) {
+        try {
+            String mac = this.getMacAddress();
+            String md5Hash = MD5.md5(mac + SSO_KEY);
+            if (md5Hash != null && md5Hash.equals(applyMac)) {
+                // 将允许注册适配的mac写入文件中
+                SharedPreferences.Editor editor = context.getSharedPreferences("CrtechPdaConfig", Context.MODE_PRIVATE).edit();
+                editor.putString("checkMac", "success");
+                editor.commit();
+                return "success";
+            }
+        }catch (Exception ignored) {
+
+        }
+        return "error";
+    }
+
+    @SuppressLint("JavascriptInterface")
+    @JavascriptInterface
+    public String checkMacRegister() {
+        SharedPreferences sharedPreferences = context.getSharedPreferences("CrtechPdaConfig", Context.MODE_PRIVATE);
+        return sharedPreferences.getString("checkMac", "error");
+    }
+
     @SuppressLint("JavascriptInterface")
     @JavascriptInterface
     public String getApkVersion() {

app/src/main/java/chaoran/business/utils/MD5.java

@@ -0,0 +1,34 @@
+package chaoran.business.utils;
+
+import java.security.MessageDigest;
+
+// 从框架的MD5加密类拷贝过来的
+public class MD5 {
+    private static final String key = "aa";
+    private static final char[] hexDigits = new char[]{'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'};
+
+    public static final String md5(String s) {
+        return s == null ? null : md5(s.getBytes());
+    }
+
+    public static final String md5(byte[] bytes) {
+        try {
+            MessageDigest mdTemp = MessageDigest.getInstance("MD5");
+            mdTemp.update(bytes);
+            byte[] md = mdTemp.digest();
+            int j = md.length;
+            char[] str = new char[j * 2];
+            int k = 0;
+
+            for(int i = 0; i < j; ++i) {
+                byte byte0 = md[i];
+                str[k++] = hexDigits[byte0 >>> 4 & 15];
+                str[k++] = hexDigits[byte0 & 15];
+            }
+
+            return new String(str);
+        } catch (Exception var8) {
+            return null;
+        }
+    }
+}