Android(安卓)Framework之静默安装

方法一

--- a/android/packages/apps/PackageInstaller/src/com/android/packageinstaller/GrantActivity.java+++ b/android/packages/apps/PackageInstaller/src/com/android/packageinstaller/GrantActivity.java@@ -95,6 +95,8 @@ public class GrantActivity extends Activity implements OnClickListener {                 getText(R.string.newPerms)), newTab);         adapter.addTab(tabHost.newTabSpec("all").setIndicator(                 getText(R.string.allPerms)), allTab);+               +               mOk.performClick();     }--- a/android/packages/apps/PackageInstaller/src/com/android/packageinstaller/InstallAppProgress.java+++ b/android/packages/apps/PackageInstaller/src/com/android/packageinstaller/InstallAppProgress.java@@ -140,6 +140,8 @@ public class InstallAppProgress extends Activity implements View.OnClickListener                     }                     mDoneButton.setOnClickListener(InstallAppProgress.this);                     mOkPanel.setVisibility(View.VISIBLE);+                                       +                                       mLaunchButton.performClick();                     break;                 default:                     break;--- a/android/packages/apps/PackageInstaller/src/com/android/packageinstaller/PackageInstallerActivity.java+++ b/android/packages/apps/PackageInstaller/src/com/android/packageinstaller/PackageInstallerActivity.java@@ -73,6 +73,8 @@ public class PackageInstallerActivity extends Activity implements OnCancelListen     private Uri mReferrerURI;     private int mOriginatingUid = VerificationParams.NO_UID;     private ManifestDigest mPkgDigest;+       +       private boolean silentMode = false;      private boolean localLOGV = false;     PackageManager mPm;@@ -216,12 +218,14 @@ public class PackageInstallerActivity extends Activity implements OnCancelListen             // set to install.             mOk.setText(R.string.install);             mOkCanInstall = true;+                       mOk.performClick();         } else {             mScrollView.setFullScrollAction(new Runnable() {                 @Override                 public void run() {                     mOk.setText(R.string.install);                     mOkCanInstall = true;+                                       mOk.performClick();                 }             });         }@@ -466,6 +470,7 @@ public class PackageInstallerActivity extends Activity implements OnCancelListen             mOriginatingURI = intent.getParcelableExtra(Intent.EXTRA_ORIGINATING_URI);             mReferrerURI = intent.getParcelableExtra(Intent.EXTRA_REFERRER);         }+               silentMode = intent.getBooleanExtra("Silent", false);          final boolean unknownSourcesAllowedByAdmin = isUnknownSourcesAllowedByAdmin();         final boolean unknownSourcesAllowedByUser = isUnknownSourcesEnabled();

方法二

--- a/android/packages/apps/PackageInstaller/AndroidManifest.xml+++ b/android/packages/apps/PackageInstaller/AndroidManifest.xml@@ -99,6 +99,8 @@                                       +

--- a/android/packages/apps/PackageInstaller/src/com/android/packageinstaller/PackageInstallerActivity.java+++ b/android/packages/apps/PackageInstaller/src/com/android/packageinstaller/PackageInstallerActivity.java@@ -110,7 +110,7 @@ public class PackageInstallerActivity extends Activity implements OnCancelListen     private static final int DLG_INSTALL_ERROR = DLG_BASE + 4;     private static final int DLG_ALLOW_SOURCE = DLG_BASE + 5;     private static final int DLG_ADMIN_RESTRICTS_UNKNOWN_SOURCES = DLG_BASE + 6;-+    private boolean silentMode = false;     private void startInstallConfirm() {         TabHost tabHost = (TabHost)findViewById(android.R.id.tabhost);         tabHost.setup();@@ -424,8 +424,11 @@ public class PackageInstallerActivity extends Activity implements OnCancelListen         mInstallFlowAnalytics.setReplace(mAppInfo != null);         mInstallFlowAnalytics.setSystemApp(                 (mAppInfo != null) && ((mAppInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0));-+        if(silentMode){+            startInstall();+        } else {         startInstallConfirm();+        }     }      void setPmResult(int pmResult) {@@ -463,7 +466,8 @@ public class PackageInstallerActivity extends Activity implements OnCancelListen             mOriginatingURI = intent.getParcelableExtra(Intent.EXTRA_ORIGINATING_URI);             mReferrerURI = intent.getParcelableExtra(Intent.EXTRA_REFERRER);         }-+        silentMode = intent.getBooleanExtra("Silent", false);+        Log.d(TAG, "silentMode = " + silentMode);         final boolean unknownSourcesAllowedByAdmin = isUnknownSourcesAllowedByAdmin();         final boolean unknownSourcesAllowedByUser = isUnknownSourcesEnabled(); @@ -563,6 +567,11 @@ public class PackageInstallerActivity extends Activity implements OnCancelListen         }     } +    private void startBackgroundService(Intent installService) {+        installService.setClass(this, PackageInstallerService.class);+        startService(installService);+        finish();+    }     /** Get the ApplicationInfo for the calling package, if available */     private ApplicationInfo getSourceInfo() {         String callingPackage = getCallingPackage();@@ -710,7 +719,11 @@ public class PackageInstallerActivity extends Activity implements OnCancelListen             newIntent.addFlags(Intent.FLAG_ACTIVITY_FORWARD_RESULT);         }         if(localLOGV) Log.i(TAG, "downloaded app uri="+mPackageURI);+       if(silentMode){+           startBackgroundService(newIntent);+          } else{         startActivity(newIntent);+          }         finish();     } }

package com.android.packageinstaller;import android.app.Activity;import android.app.Service;import android.content.Context;import android.content.Intent;import android.content.pm.ApplicationInfo;import android.content.pm.IPackageInstallObserver;import android.content.pm.ManifestDigest;import android.content.pm.PackageInfo;import android.content.pm.PackageManager;import android.content.pm.ResolveInfo;import android.content.pm.VerificationParams;import android.graphics.drawable.LevelListDrawable;import android.net.Uri;import android.os.Handler;import android.os.IBinder;import android.os.Message;import android.util.Log;import android.view.View;import android.widget.Toast;import java.io.BufferedReader;import java.io.File;import java.io.IOException;import java.io.InputStreamReader;import java.util.List;/** * Silent installation */public class PackageInstallerService extends Service {    static final String EXTRA_MANIFEST_DIGEST =            "com.android.packageinstaller.extras.manifest_digest";    private static final String TAG = "PackageInstallerService";    private Uri mPackageURI;    private ApplicationInfo mAppInfo;    private CharSequence mLabel;    private Intent intent;    @Override    public IBinder onBind(Intent intent) {        return null;    }    @Override    public void onStart(Intent intent, int startId) {        super.onStart(intent, startId);        this.intent = intent;        mAppInfo = intent.getParcelableExtra(PackageUtil.INTENT_ATTR_APPLICATION_INFO);        mPackageURI = intent.getData();        startInstallApk();    //    int result = installSlient(this, mPackageURI.getPath());        //Toast.makeText(this,"install result:"+result,Toast.LENGTH_SHORT).show();    }    private void startInstallApk(){        init();    }    private Intent getIntent(){        return intent;    }    private void init( ) {        int installFlags = 0;        PackageManager pm = getPackageManager();        try {            PackageInfo pi = pm.getPackageInfo(mAppInfo.packageName,                    PackageManager.GET_UNINSTALLED_PACKAGES);            if(pi != null) {                installFlags |= PackageManager.INSTALL_REPLACE_EXISTING;            }        } catch (PackageManager.NameNotFoundException e) {        }        if((installFlags & PackageManager.INSTALL_REPLACE_EXISTING )!= 0) {            Log.w(TAG, "Replacing package:" + mAppInfo.packageName);        }        String installerPackageName = getIntent().getStringExtra(                Intent.EXTRA_INSTALLER_PACKAGE_NAME);        Uri originatingURI = getIntent().getParcelableExtra(Intent.EXTRA_ORIGINATING_URI);        Uri referrer = getIntent().getParcelableExtra(Intent.EXTRA_REFERRER);        int originatingUid = getIntent().getIntExtra(Intent.EXTRA_ORIGINATING_UID,                VerificationParams.NO_UID);        ManifestDigest manifestDigest = getIntent().getParcelableExtra(EXTRA_MANIFEST_DIGEST);        VerificationParams verificationParams = new VerificationParams(null, originatingURI,                referrer, originatingUid, manifestDigest);        PackageInstallObserver observer = new PackageInstallObserver();        if ("package".equals(mPackageURI.getScheme())) {            try {                pm.installExistingPackage(mAppInfo.packageName);                observer.packageInstalled(mAppInfo.packageName,                        PackageManager.INSTALL_SUCCEEDED);            } catch (PackageManager.NameNotFoundException e) {                observer.packageInstalled(mAppInfo.packageName,                        PackageManager.INSTALL_FAILED_INVALID_APK);            }        } else {            pm.installPackageWithVerificationAndEncryption(mPackageURI, observer, installFlags,                    installerPackageName, verificationParams, null);        }    }    class PackageInstallObserver extends IPackageInstallObserver.Stub {        public void packageInstalled(String packageName, int returnCode) {            Message msg = mHandler.obtainMessage(INSTALL_COMPLETE);            msg.arg1 = returnCode;            mHandler.sendMessage(msg);        }    }    private final int INSTALL_COMPLETE = 1;    private Intent mLaunchIntent;    private Handler mHandler = new Handler() {        public void handleMessage(Message msg) {            switch (msg.what) {                case INSTALL_COMPLETE:                    ///////////////////////////////////////////////////////                    Intent result = new Intent("ACTION_INSTALL_PACKAGE_RESULT");                    result.putExtra(Intent.EXTRA_INSTALL_RESULT, msg.arg1);                    sendBroadcast(result);                    Toast.makeText(PackageInstallerService.this,R.string.install_done,Toast.LENGTH_LONG).show();                    if (msg.arg1 == PackageManager.INSTALL_SUCCEEDED) {                        mLaunchIntent = getPackageManager().getLaunchIntentForPackage(                                mAppInfo.packageName);                        mLaunchIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);                        boolean enabled = false;                        if(mLaunchIntent != null) {                            List list = getPackageManager().                                    queryIntentActivities(mLaunchIntent, 0);                            if (list != null && list.size() > 0) {                                enabled = true;                            }                        }                        if (enabled) {                            startActivity(mLaunchIntent);                        }                    }                    break;                default:                    break;            }        }    };    private static boolean needInstall(Context context, String filePath) {        PackageManager packageManager = context.getPackageManager();        PackageInfo installInfo = packageManager.getPackageArchiveInfo(filePath, PackageManager.GET_ACTIVITIES);        if (installInfo != null) {            String packageName = installInfo.applicationInfo.packageName;            try {                PackageInfo existInfo = packageManager.getPackageInfo(packageName, PackageManager.GET_ACTIVITIES);                if (existInfo != null) {                    //è‹¥ç‰ˆæœ¬å°�äºŽæˆ–è€…ç‰äºŽåˆ™ä¸�å®‰è£….                    if (installInfo.versionCode <= existInfo.versionCode) {                        return false;                    }                }            } catch (PackageManager.NameNotFoundException e) {                e.printStackTrace();            }        }        return true;    }    /**     * install slient     *     * @param filePath     * @return 0 means normal, 1 means file not exist, 2 means other exception error     */    public static int installSlient(Context context,String filePath) {        File file = new File(filePath);        if (filePath == null || filePath.length() == 0 || (file = new File(filePath)) == null || file.length() <= 0                || !file.exists() || !file.isFile()) {            return 1;        }        if (!needInstall(context, filePath)) return 1;        String[] args = {"pm", "install", "-r", filePath};        ProcessBuilder processBuilder = new ProcessBuilder(args);        Process process = null;        BufferedReader successResult = null;        BufferedReader errorResult = null;        StringBuilder successMsg = new StringBuilder();        StringBuilder errorMsg = new StringBuilder();        int result;        try {            process = processBuilder.start();            successResult = new BufferedReader(new InputStreamReader(process.getInputStream()));            errorResult = new BufferedReader(new InputStreamReader(process.getErrorStream()));            String s;            while ((s = successResult.readLine()) != null) {                successMsg.append(s);            }            while ((s = errorResult.readLine()) != null) {                errorMsg.append(s);            }        } catch (IOException e) {            e.printStackTrace();            result = 2;        } catch (Exception e) {            e.printStackTrace();            result = 2;        } finally {            try {                if (successResult != null) {                    successResult.close();                }                if (errorResult != null) {                    errorResult.close();                }            } catch (IOException e) {                e.printStackTrace();            }            if (process != null) {                process.destroy();            }        }        // TODO should add memory is not enough here        if (successMsg.toString().contains("Success") || successMsg.toString().contains("success")) {            result = 0;        } else {            result = 2;        }        Log.d("installSlient", "successMsg:" + successMsg + ", ErrorMsg:" + errorMsg);        return result;    }}

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