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增加了加解密

chengzhenyu vor 7 Jahren
Ursprung
c7e635bd42
Commit
94d4a0831f
5 geänderte Dateien mit 182 neuen Zeilen und 0 gelöschten Zeilen
Diff-Statistik anzeigen
  1. 6 0
      app/src/main/AndroidManifest.xml
  2. 5 0
      app/src/main/java/ai/pai/lensman/activities/AboutUsActivity.java
  3. 81 0
      app/src/main/java/ai/pai/lensman/activities/EncryptActivity.java
  4. 58 0
      app/src/main/java/ai/pai/lensman/utils/EncryptUtils.java
  5. 32 0
      app/src/main/res/layout/activity_encrypt.xml

+ 6 - 0
app/src/main/AndroidManifest.xml
Datei anzeigen 

@@ -122,6 +122,12 @@
122 122 
             android:screenOrientation="portrait"/>
123 123
124 124 
         <activity
125 
+            android:name=".activities.EncryptActivity"
126 
+            android:configChanges="keyboardHidden|orientation|screenSize"
127 
+            android:label="@string/app_name"
128 
+            android:screenOrientation="portrait"/>
129 
+
130 
+        <activity
125 131 
             android:name=".upload.UploadActivity"
126 132 
             android:configChanges="keyboardHidden|orientation|screenSize"
127 133 
             android:label="@string/app_name"

+ 5 - 0
app/src/main/java/ai/pai/lensman/activities/AboutUsActivity.java
Datei anzeigen 

@@ -33,6 +33,7 @@ public class AboutUsActivity extends BaseActivity implements View.OnClickListene
33 33 
         findViewById(R.id.title_bar_option_layout).setVisibility(View.INVISIBLE);
34 34 
         findViewById(R.id.layout_about_declare).setOnClickListener(this);
35 35 
         findViewById(R.id.layout_check_update).setOnClickListener(this);
36 
+        findViewById(R.id.title_bar_middle_txt).setOnClickListener(this);
36 37 
     }
37 38
38 39 
     @Override
 
@@ -41,6 +42,10 @@ public class AboutUsActivity extends BaseActivity implements View.OnClickListene
41 42 
             case R.id.title_bar_back_layout:
42 43 
                 finish();
43 44 
                 break;
45 
+            case R.id.title_bar_middle_txt:
46 
+                Intent encryptIntent = new Intent(this,EncryptActivity.class);
47 
+                startActivity(encryptIntent);
48 
+                break;
44 49 
             case R.id.layout_about_declare:
45 50 
                 Intent declareIntent = new Intent(this,WebViewActivity.class);
46 51 
                 declareIntent.putExtra("url","http://pai.ai/page/user_agreement");

+ 81 - 0
app/src/main/java/ai/pai/lensman/activities/EncryptActivity.java
Datei anzeigen 

@@ -0,0 +1,81 @@
1 
+package ai.pai.lensman.activities;
2 
+
3 
+import android.os.Bundle;
4 
+import android.view.View;
5 
+import android.widget.ImageView;
6 
+import android.widget.TextView;
7 
+import android.widget.Toast;
8 
+
9 
+import com.android.common.utils.LogHelper;
10 
+import com.nostra13.universalimageloader.core.DisplayImageOptions;
11 
+
12 
+import ai.pai.lensman.R;
13 
+import ai.pai.lensman.base.BaseActivity;
14 
+import ai.pai.lensman.utils.EncryptUtils;
15 
+import ai.pai.lensman.utils.ImageLoaderUtils;
16 
+import ai.pai.lensman.utils.SystemUtils;
17 
+
18 
+
19 
+public class EncryptActivity extends BaseActivity implements View.OnClickListener {
20 
+
21 
+    private ImageView image;
22 
+    private String originImgFilePath = "/mnt/sdcard/demo.jpg";
23 
+    private String encryptImgFilePath = "/mnt/sdcard/encrypt.jpg";
24 
+    private String decryptImgFilePath = "/mnt/sdcard/decrypt.jpg";
25 
+    private DisplayImageOptions options;
26 
+
27 
+    private String currentPath = "";
28 
+
29 
+    @Override
30 
+    protected void onCreate(Bundle savedInstanceState) {
31 
+        super.onCreate(savedInstanceState);
32 
+        setContentView(R.layout.activity_encrypt);
33 
+        SystemUtils.setImmerseLayout(this, findViewById(R.id.title_layout));
34 
+        options = ImageLoaderUtils.getOptions(R.drawable.default_img);
35 
+
36 
+
37 
+        ((TextView) findViewById(R.id.title_bar_middle_txt)).setText("加密");
38 
+        findViewById(R.id.title_bar_back_layout).setOnClickListener(this);
39 
+        findViewById(R.id.title_bar_option_layout).setVisibility(View.INVISIBLE);
40 
+        findViewById(R.id.btn_encrypt).setOnClickListener(this);
41 
+        findViewById(R.id.title_bar_back_layout).setOnClickListener(this);
42 
+        image = (ImageView) findViewById(R.id.image_encrypt);
43 
+        currentPath = originImgFilePath;
44 
+        ImageLoaderUtils.displayLocalImage(currentPath, image, options);
45 
+
46 
+    }
47 
+
48 
+    @Override
49 
+    public void onClick(View v) {
50 
+        switch (v.getId()) {
51 
+            case R.id.title_bar_back_layout:
52 
+                finish();
53 
+                break;
54 
+            case R.id.btn_encrypt:
55 
+                try {
56 
+                    if (currentPath.equals(originImgFilePath) || currentPath.equals(decryptImgFilePath)) {
57 
+                        LogHelper.d("czy", "开始加密");
58 
+                        EncryptUtils.xorFile(originImgFilePath, encryptImgFilePath, "chengzhenyu".getBytes());
59 
+                        LogHelper.d("czy", "加密成功");
60 
+                        currentPath = encryptImgFilePath;
61 
+                        ImageLoaderUtils.displayLocalImage(currentPath, image, options);
62 
+                    } else {
63 
+                        LogHelper.d("czy", "开始解密");
64 
+                        EncryptUtils.xorFile(encryptImgFilePath, decryptImgFilePath, "chengzhenyu".getBytes());
65 
+                        LogHelper.d("czy", "解密成功");
66 
+                        currentPath = decryptImgFilePath;
67 
+                        ImageLoaderUtils.displayLocalImage(currentPath, image, options);
68 
+                    }
69 
+                } catch (Exception e) {
70 
+                    e.printStackTrace();
71 
+                    LogHelper.d("czy", "加解密失败 " + e);
72 
+                    Toast.makeText(this, "加解密失败", Toast.LENGTH_SHORT).show();
73 
+                }
74 
+                break;
75 
+            default:
76 
+                break;
77 
+        }
78 
+    }
79 
+
80 
+
81 
+}

+ 58 - 0
app/src/main/java/ai/pai/lensman/utils/EncryptUtils.java
Datei anzeigen 

@@ -0,0 +1,58 @@
1 
+package ai.pai.lensman.utils;
2 
+
3 
+import java.io.File;
4 
+import java.io.FileInputStream;
5 
+import java.io.FileOutputStream;
6 
+import java.io.IOException;
7 
+
8 
+public class EncryptUtils {
9 
+
10 
+    public static void xorFile(String filename, String dest, byte[] password) throws IOException {
11 
+        File destFile = new File(dest);
12 
+        if(destFile.exists()){
13 
+            destFile.delete();
14 
+        }
15 
+        destFile.createNewFile();
16 
+        FileInputStream is = new FileInputStream(filename);
17 
+        FileOutputStream os = new FileOutputStream(dest);
18 
+
19 
+        byte[] data = new byte[1024 * 4]; //4 KB buffer
20 
+        int read = is.read(data), index = 0;
21 
+        while (read != -1) {
22 
+            for (int k = 0; k < read; k++) {
23 
+                data[k] ^= password[index % password.length];
24 
+                index++;
25 
+            }
26 
+            os.write(data, 0, read);
27 
+            read = is.read(data);
28 
+        }
29 
+
30 
+        os.flush();
31 
+        os.close();
32 
+        is.close();
33 
+    }
34 
+
35 
+    public static void xorFile(String filename, String dest, byte[] password, long encryptByteCount) throws IOException {
36 
+        FileInputStream is = new FileInputStream(filename);
37 
+        FileOutputStream os = new FileOutputStream(dest);
38 
+
39 
+        byte[] data = new byte[1024 * 4]; //4 KB buffer
40 
+        int read = is.read(data), index = 0, encryptCnt = 0;
41 
+        while (read != -1) {
42 
+            for (int k = 0; k < read; k++) {
43 
+                if (encryptCnt < encryptByteCount) {
44 
+                    data[k] ^= password[index % password.length];
45 
+                    index++;
46 
+                    encryptCnt++;
47 
+                }
48 
+            }
49 
+            os.write(data, 0, read);
50 
+            read = is.read(data);
51 
+        }
52 
+
53 
+        os.flush();
54 
+        os.close();
55 
+        is.close();
56 
+    }
57 
+
58 
+}

+ 32 - 0
app/src/main/res/layout/activity_encrypt.xml
Datei anzeigen 

@@ -0,0 +1,32 @@
1 
+<?xml version="1.0" encoding="utf-8"?>
2 
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
3 
+    android:layout_width="match_parent"
4 
+    android:layout_height="match_parent"
5 
+    android:background="@color/background_light_grey_color">
6 
+
7 
+    <RelativeLayout
8 
+        android:id="@+id/title_layout"
9 
+        android:layout_width="match_parent"
10 
+        android:layout_height="wrap_content"
11 
+        android:background="@color/colorPrimaryDark">
12 
+        <include layout="@layout/title_bar_with_back_and_option" />
13 
+    </RelativeLayout>
14 
+
15 
+    <ImageView
16 
+        android:id="@+id/image_encrypt"
17 
+        android:layout_width="match_parent"
18 
+        android:layout_height="300dp"
19 
+        android:scaleType="centerInside"
20 
+        android:layout_below="@id/title_layout"/>
21 
+
22 
+    <Button
23 
+        android:id="@+id/btn_encrypt"
24 
+        android:layout_width="100dp"
25 
+        android:layout_height="48dp"
26 
+        android:layout_alignParentBottom="true"
27 
+        android:layout_marginBottom="60dp"
28 
+        android:layout_centerHorizontal="true"
29 
+        android:gravity="center"/>
30 
+
31 
+
32 
+</RelativeLayout>