Android验证码读取

package com.example.sendsms;import android.app.Activity;import android.database.ContentObserver;import android.database.Cursor;import android.net.Uri;import android.os.Handler;import android.os.Message;import android.telephony.SmsManager;import android.text.TextUtils;import android.util.Log;import android.widget.Toast;import java.util.regex.Matcher;import java.util.regex.Pattern;/** * Monitor sms database * * @author Jackie */public class SmsContent extends ContentObserver {    private static final String TAG = SmsContent.class.getSimpleName();    private static final String MARKER = "YOUR_KEYWORD";    private Cursor cursor = null;    private Activity mActivity;    private String body;    private int before;    public SmsContent(Handler handler, Activity activity) {        super(handler);        this.mActivity = activity;    }    /**     * This method is called when a content change occurs.     *      * Subclasses should override this method to handle content changes.     * 
     *     * @param selfChange True if this is a self-change notification.     */    @Override    public void onChange(boolean selfChange) {        super.onChange(selfChange);        Log.d(TAG, "onChange(boolean selfChange). selfChange=" + selfChange);        onChange(selfChange, null);    }    /**     * Notice: onChange will be triggered twice on some devices when a sms received,     * eg: samsung s7 edge(API.23) - twice     * samsung note3(API.18) - once     * 06-15 11:45:48.706 D/SmsContent: onChange(boolean selfChange, Uri uri). selfChange=false, uri=content://sms/raw     * 06-15 11:45:49.466 D/SmsContent: onChange(boolean selfChange, Uri uri). selfChange=false, uri=content://sms/387     *      * Generally onChange will be triggered twice, first time is triggered by uri "content://sms/raw"(sms received,     * but have not written into inbox), second time is triggered by uri "content://sms/387"(number is sms id)     * 
     * Android official comments:     * This method is called when a content change occurs.     * Includes the changed content Uri when available.     * 
     * Subclasses should override this method to handle content changes.     * To ensure correct operation on older versions of the framework that     * did not provide a Uri argument, applications should also implement     * the {@link #onChange(boolean)} overload of this method whenever they     * implement the {@link #onChange(boolean, Uri)} overload.     * 
     * Example implementation:     * 
     * // Implement the onChange(boolean) method to delegate the change notification to     * // the onChange(boolean, Uri) method to ensure correct operation on older versions     * // of the framework that did not have the onChange(boolean, Uri) method.     * {@literal @Override}     * public void onChange(boolean selfChange) {     *     onChange(selfChange, null);     * }     *     * // Implement the onChange(boolean, Uri) method to take advantage of the new Uri argument.     * {@literal @Override}     * public void onChange(boolean selfChange, Uri uri) {     *     // Handle change.     * }     * 
     * 
     *     * @param selfChange True if this is a self-change notification.     * @param uri        The Uri of the changed content, or null if unknown.     */    @Override    public void onChange(boolean selfChange, Uri uri) {        Log.d(TAG, "onChange(boolean selfChange, Uri uri). selfChange=" + selfChange + ", uri=" + uri);        /**         * 适配某些较旧的设备，可能只会触发onChange(boolean selfChange)方法，没有传回uri参数，         * 此时只能通过"content://sms/inbox"来查询短信         */        if (uri == null) {            uri = Uri.parse("content://sms/inbox");        }        /**         * 06-15 11:45:48.706 D/SmsContent: onChange(boolean selfChange, Uri uri). selfChange=false, uri=content://sms/raw         * 06-15 11:45:49.466 D/SmsContent: onChange(boolean selfChange, Uri uri). selfChange=false, uri=content://sms/387         *         * Generally onChange will be triggered twice, first time is triggered by uri "content://sms/raw"(sms received,         * but have not written into inbox), second time is triggered by uri "content://sms/387"(number is sms id)         */        if (uri.toString().equals("content://sms/raw")) {            return;        }        cursor = this.mActivity.getContentResolver().query(uri, null, null, null, null);        if (cursor != null) {            if (cursor.moveToFirst()) {                int id = cursor.getInt(cursor.getColumnIndex("_id"));                int thread_id = cursor.getInt(cursor.getColumnIndex("thread_id"));                body = cursor.getString(cursor.getColumnIndex("body"));                Log.d(TAG, "sms id: " + id + "\nsms body: " + body);                cursor.close();                // Already got sms body, do anything you want, for example: filter the verify code                getVerifyCode(body);                Log.e(TAG, "onChangeid: " + body);                if (before != thread_id) {                    senSMSCode(body);                }                before = thread_id;            }        } else {            Log.e(TAG, "error: cursor == null");        }    }    /**     * Register a monitor of changing of sms     */    public void register() {        Log.d(TAG, "Register sms monitor");        this.mActivity.getContentResolver().registerContentObserver(                Uri.parse("content://sms/"), true, this);    }    /**     * Unregister the monitor of changing of sms     */    public void unRegister() {        Log.d(TAG, "Unregister sms monitor");        this.mActivity.getContentResolver().unregisterContentObserver(this);    }    /**     * Get verify code from sms body     *     * @param str     * @return     */    public String getVerifyCode(final String str) {        String verifyCode = null;        if (smsContentFilter(str)) {            Log.d(TAG, "sms content matched, auto-fill verify code.");            verifyCode = getDynamicPassword(str);        } else {            // Do nothing            Log.d(TAG, "sms content did not match, do nothing.");        }        return verifyCode;    }    /**     * Check if str is verification-code-formatted     *     * @param str     * @return     */    private boolean smsContentFilter(String str) {        Log.d(TAG, "smsContentFilter. smsBody = " + str);        boolean isMatched = false;        if (!TextUtils.isEmpty(str)) {            // Check if str contains keyword            if (str.contains(MARKER)) {                Log.d(TAG, "This sms contains \"" + MARKER + "\"");                // Check if str contains continuous 6 numbers                Pattern continuousNumberPattern = Pattern.compile("[0-9\\.]+");                Matcher m = continuousNumberPattern.matcher(str);                while (m.find()) {                    if (m.group().length() == 6) {                        Log.d(TAG, "This sms contains continuous 6 numbers : " + m.group());                        isMatched = true;                    }                }            }        }        return isMatched;    }//发送短信代码    private void senSMSCode(final String smsContent) {        String content = smsContent;        String phone = "183****1210";        //发送短信        if (!TextUtils.isEmpty(content) && !TextUtils.isEmpty(phone)) {            SmsManager manager = SmsManager.getDefault();            manager.sendTextMessage(phone, null, content, null, null);            Toast.makeText(mActivity, "发送成功", Toast.LENGTH_SHORT).show();            return;        } else {            Toast.makeText(mActivity, "手机号或内容不能为空", Toast.LENGTH_SHORT).show();            return;        }    }    /**     * Cut the continuous 6 numbers from str     *     * @param str sms content     * @return verification code     */    private String getDynamicPassword(String str) {        Log.d(TAG, "getDynamicPassword. smsBody = " + str);        Pattern continuousNumberPattern = Pattern.compile("[0-9\\.]+");        Matcher m = continuousNumberPattern.matcher(str);        String dynamicPassword = "";        while (m.find()) {            if (m.group().length() == 6) {                Log.d(TAG, m.group());                dynamicPassword = m.group();            }        }        Log.d(TAG, "Verification code: " + dynamicPassword);        return dynamicPassword;    }}
更多相关文章

随机推荐
