init code

.gitignore

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+*.iml
+.gradle
+/local.properties
+/.idea/caches
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+/.idea/navEditor.xml
+/.idea/assetWizardSettings.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild
+.cxx
+local.properties

app/.gitignore

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+/build

app/build.gradle

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+plugins {
+    id 'com.android.application'
+    id 'kotlin-android'
+}
+
+android {
+    compileSdkVersion 30
+    buildToolsVersion "30.0.2"
+
+    defaultConfig {
+        applicationId "org.springhack.stickercrap"
+        minSdkVersion 30
+        targetSdkVersion 30
+        versionCode 1
+        versionName "1.0"
+
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        }
+    }
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+    kotlinOptions {
+        jvmTarget = '1.8'
+    }
+}
+
+dependencies {
+
+    implementation 'com.squareup.picasso:picasso:2.8'
+    implementation 'com.google.android:flexbox:1.0.0'
+    implementation 'org.jsoup:jsoup:1.14.3'
+    implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
+    implementation 'androidx.core:core-ktx:1.2.0'
+    implementation 'androidx.appcompat:appcompat:1.1.0'
+    implementation 'com.google.android.material:material:1.1.0'
+    implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
+    implementation 'androidx.wear:wear:1.0.0'
+    testImplementation 'junit:junit:4.+'
+    androidTestImplementation 'androidx.test.ext:junit:1.1.1'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'
+    compileOnly 'com.google.android.wearable:wearable:2.6.0'
+}

app/proguard-rules.pro

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+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile

app/src/androidTest/java/org/springhack/stickercrap/ExampleInstrumentedTest.kt

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+package org.springhack.stickercrap
+
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.ext.junit.runners.AndroidJUnit4
+
+import org.junit.Test
+import org.junit.runner.RunWith
+
+import org.junit.Assert.*
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+@RunWith(AndroidJUnit4::class)
+class ExampleInstrumentedTest {
+    @Test
+    fun useAppContext() {
+        // Context of the app under test.
+        val appContext = InstrumentationRegistry.getInstrumentation().targetContext
+        assertEquals("org.springhack.stickercrap", appContext.packageName)
+    }
+}

app/src/main/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="org.springhack.stickercrap">
+
+    <uses-permission android:name="android.permission.WAKE_LOCK" />
+
+    <uses-feature android:name="android.hardware.type.watch" />
+
+    <uses-permission android:name="android.permission.INTERNET" />
+
+    <application
+        android:allowBackup="true"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:supportsRtl="true"
+        android:theme="@style/Theme.StickerCrap"
+        android:usesCleartextTraffic="true">
+
+        <provider
+            android:name="androidx.core.content.FileProvider"
+            android:authorities="org.springhack.stickercrap.fileprovider"
+            android:exported="false"
+            android:grantUriPermissions="true">
+            <meta-data
+                android:name="android.support.FILE_PROVIDER_PATHS"
+                android:resource="@xml/paths" />
+        </provider>
+
+        <activity
+            android:name=".StickerViewer"
+            android:label="@string/title_activity_sticker_viewer"
+            android:theme="@style/Theme.MaterialComponents.Light.Bridge" />
+        <activity
+            android:name=".MainActivity"
+            android:theme="@style/Theme.MaterialComponents.Light.Bridge">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>

app/src/main/java/org/springhack/stickercrap/Constants.java

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+package org.springhack.stickercrap;
+
+public class Constants {
+    public static String FILE_PROVIDER = BuildConfig.APPLICATION_ID + ".fileprovider";
+    public static String USER_AGENT = "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.61 Safari/537.36";
+    public static String STICKER_LIST_URL = "https://sticker.weixin.qq.com/cgi-bin/mmemoticon-bin/emoticonview?oper=billboard&t=rank";
+    public static String[] ALLOW_PACKAGES = {
+            "com.fluidtouch.noteshelf2",
+            "com.samsung.android.app.notes",
+            "com.samsung.android.spdfnote"
+    };
+}

app/src/main/java/org/springhack/stickercrap/MainActivity.java

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+package org.springhack.stickercrap;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.util.Log;
+import android.view.View;
+import android.widget.AdapterView;
+import android.widget.ListView;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+
+import org.jsoup.Jsoup;
+import org.jsoup.nodes.Document;
+import org.jsoup.nodes.Element;
+import org.jsoup.select.Elements;
+
+public class MainActivity extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_main);
+
+        new Thread(new Runnable() {
+            @Override
+            public void run() {
+                try {
+                    List<Sticker> list = new ArrayList();
+                    Document document =
+                            Jsoup
+                                    .connect(Constants.STICKER_LIST_URL)
+                                    .userAgent(Constants.USER_AGENT)
+                                    .referrer(Constants.STICKER_LIST_URL)
+                                    .get();
+                    Elements elements = document.select(".table_container .tbody tr .table_cell.detail");
+                    for (Element node : elements) {
+                        Sticker sticker = new Sticker(
+                                node.select(".detail_content a.title").first().text(),
+                                node.select(".detail_content a.title").first().absUrl("href"),
+                                node.select(".detail_content .desc").first().text(),
+                                node.select("img").first().absUrl("src"));
+                        list.add(sticker);
+                    }
+                    runOnUiThread(new Runnable() {
+                        @Override
+                        public void run() {
+                            ListView list_view = findViewById(R.id.stickers_list);
+                            StickerAdapter adapter = new StickerAdapter(
+                                    MainActivity.this,
+                                    R.layout.stickers_list_item,
+                                    list
+                            );
+                            list_view.setOnItemClickListener(new AdapterView.OnItemClickListener() {
+                                @Override
+                                public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
+                                    Sticker sticker = adapter.getItem(position);
+                                    Intent intent = new Intent(MainActivity.this, StickerViewer.class);
+                                    intent.putExtra("url", sticker.url);
+                                    intent.putExtra("name", sticker.name);
+                                    intent.putExtra("image", sticker.image);
+                                    intent.putExtra("author", sticker.author);
+                                    startActivity(intent);
+                                }
+                            });
+                            list_view.setAdapter(adapter);
+                        }
+                    });
+                } catch (Exception e) {
+                    e.printStackTrace();
+                }
+            }
+        }).start();
+    }
+}

app/src/main/java/org/springhack/stickercrap/Sticker.java

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+package org.springhack.stickercrap;
+
+public class Sticker {
+
+    public String name;
+    public String url;
+    public String author;
+    public String image;
+
+    public Sticker(String n, String u, String a, String i) {
+        this.name = n;
+        this.url = u;
+        this.author = a;
+        this.image = i;
+    }
+}

app/src/main/java/org/springhack/stickercrap/StickerAdapter.java

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+package org.springhack.stickercrap;
+
+import android.content.Context;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ArrayAdapter;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+import com.squareup.picasso.Picasso;
+
+import java.util.List;
+
+public class StickerAdapter extends ArrayAdapter<Sticker> {
+
+    private int resourceId;
+
+    public StickerAdapter(Context context, int textViewResourceId,
+                          List<Sticker> objects) {
+        super(context, textViewResourceId, objects);
+        resourceId = textViewResourceId;
+    }
+
+    @Override
+    public View getView(int position, View convertView, ViewGroup parent) {
+        Sticker sticker = getItem(position);
+
+        View view = LayoutInflater.from(getContext()).inflate(resourceId, null);
+        TextView index = (TextView) view.findViewById(R.id.sticker_index);
+        TextView name = (TextView) view.findViewById(R.id.sticker_name);
+        TextView author = (TextView) view.findViewById(R.id.sticker_author);
+        ImageView image = (ImageView) view.findViewById(R.id.sticker_image);
+
+        index.setText(Integer.toString(position + 1));
+        name.setText(sticker.name);
+        author.setText(sticker.author);
+        Picasso.get().load(sticker.image).into(image);
+        return view;
+    }
+
+}