插件 微信 自动 抢红包
先回顧一下搶紅包的的流程:
以上是不在微信聊天界面時的流程.如果你所在的微信聊天窗口出現紅包,則不會執行步驟1,而是直接執行2,3,4.如果是在微信好友列表時,收到紅包,則會在列表項中顯示[微信紅包],需要點即該列表項,進入聊天界面,隨后執行2,3,4.為了方便演示,這里我們暫時不考慮好友列表時出現紅包的情況.
明白了搶紅包流程,之后我們通過AccessibilityService獲取通知欄信息及微信聊天窗口界面,繼而通過模擬點擊實現打開紅包,搶紅包等操作.
AccessibilityService配置如下:
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<?xml version="1.0" encoding="utf-8"?> <accessibility-service xmlns:android="http://schemas.android.com/apk/res/android"android:accessibilityEventTypes="typeNotificationStateChanged|typeWindowStateChanged|typeWindowContentChanged"android:accessibilityFeedbackType="feedbackGeneric"android:accessibilityFlags="flagDefault"android:canRetrieveWindowContent="true"android:notificationTimeout="100"android:packageNames="com.tencent.mm" />具體實現代碼如下:
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public class RobService extends AccessibilityService {@Overridepublic void onAccessibilityEvent(AccessibilityEvent event) {int eventType = event.getEventType();switch (eventType) {case AccessibilityEvent.TYPE_NOTIFICATION_STATE_CHANGED:handleNotification(event);break;case AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED:case AccessibilityEvent.TYPE_WINDOW_CONTENT_CHANGED:String className = event.getClassName().toString();if (className.equals("com.tencent.mm.ui.LauncherUI")) {getPacket();} else if (className.equals("com.tencent.mm.plugin.luckymoney.ui.LuckyMoneyReceiveUI")) {openPacket();} else if (className.equals("com.tencent.mm.plugin.luckymoney.ui.LuckyMoneyDetailUI")) {close();}break;}}/*** 處理通知欄信息** 如果是微信紅包的提示信息,則模擬點擊** @param event*/private void handleNotification(AccessibilityEvent event) {List<CharSequence> texts = event.getText();if (!texts.isEmpty()) {for (CharSequence text : texts) {String content = text.toString();//如果微信紅包的提示信息,則模擬點擊進入相應的聊天窗口if (content.contains("[微信紅包]")) {if (event.getParcelableData() != null && event.getParcelableData() instanceof Notification) {Notification notification = (Notification) event.getParcelableData();PendingIntent pendingIntent = notification.contentIntent;try {pendingIntent.send();} catch (PendingIntent.CanceledException e) {e.printStackTrace();}}}}}}/*** 關閉紅包詳情界面,實現自動返回聊天窗口*/@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)private void close() {AccessibilityNodeInfo nodeInfo = getRootInActiveWindow();if (nodeInfo != null) {//為了演示,直接查看了關閉按鈕的idList<AccessibilityNodeInfo> infos = nodeInfo.findAccessibilityNodeInfosByViewId("@id/ez");nodeInfo.recycle();for (AccessibilityNodeInfo item : infos) {item.performAction(AccessibilityNodeInfo.ACTION_CLICK);}}}/*** 模擬點擊,拆開紅包*/@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)private void openPacket() {AccessibilityNodeInfo nodeInfo = getRootInActiveWindow();if (nodeInfo != null) {//為了演示,直接查看了紅包控件的idList<AccessibilityNodeInfo> list = nodeInfo.findAccessibilityNodeInfosByViewId("@id/b9m");nodeInfo.recycle();for (AccessibilityNodeInfo item : list) {item.performAction(AccessibilityNodeInfo.ACTION_CLICK);}}}/*** 模擬點擊,打開搶紅包界面*/@TargetApi(Build.VERSION_CODES.JELLY_BEAN)private void getPacket() {AccessibilityNodeInfo rootNode = getRootInActiveWindow();AccessibilityNodeInfo node = recycle(rootNode);node.performAction(AccessibilityNodeInfo.ACTION_CLICK);AccessibilityNodeInfo parent = node.getParent();while (parent != null) {if (parent.isClickable()) {parent.performAction(AccessibilityNodeInfo.ACTION_CLICK);break;}parent = parent.getParent();}}/*** 遞歸查找當前聊天窗口中的紅包信息** 聊天窗口中的紅包都存在"領取紅包"一詞,因此可根據該詞查找紅包* * @param node*/public AccessibilityNodeInfo recycle(AccessibilityNodeInfo node) {if (node.getChildCount() == 0) {if (node.getText() != null) {if ("領取紅包".equals(node.getText().toString())) {return node;}}} else {for (int i = 0; i < node.getChildCount(); i++) {if (node.getChild(i) != null) {recycle(node.getChild(i));}}}return node;}@Overridepublic void onInterrupt() {}@Overrideprotected void onServiceConnected() {super.onServiceConnected();}}上面的代碼簡單演示了搶紅包的原理,為了方便起見,我直接通過findAccessibilityNodeInfosByViewId()獲取制定id控件.在實際中,這種方法不太可靠,到目前為止,微信已經改過幾次相關控件的id了.
有童鞋問,怎么樣知道該控件的id呢.其實很簡單,android中已經為我們提供了相關的工具:在Android Studio中開啟Android Device Monitor,選擇設備后點擊Dump View Hierarchy for UI Automator,如下:
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這里寫圖片描述
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稍等片刻之后,便會出現當前設備的窗口,在該窗口中點擊相關控件,便會顯示該控件的屬性.借助該工具,可以幫我們快速的分析界面結構,幫助我們從其他app布局策略中學習
這里寫圖片描述
我們用Dump View Hierarchy for UI Automator分析聊天界面微信紅包信息:
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這里寫圖片描述
搶紅包界面:
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這里寫圖片描述
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