509 lines
20 KiB
Java
509 lines
20 KiB
Java
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package cl.cromer.ubb.attendance;
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import android.app.ActivityManager;
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import android.content.ContentValues;
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import android.content.Context;
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import android.content.DialogInterface;
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import android.content.Intent;
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import android.database.Cursor;
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import android.database.sqlite.SQLiteDatabase;
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import android.graphics.Bitmap;
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import android.graphics.BitmapFactory;
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import android.os.AsyncTask;
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import android.os.Bundle;
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import android.os.Handler;
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import android.os.PowerManager;
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import android.support.v7.app.ActionBar;
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import android.support.v7.app.AppCompatActivity;
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import android.support.v7.widget.Toolbar;
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import android.util.Base64;
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import android.util.DisplayMetrics;
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import android.util.Log;
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import android.view.View;
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import android.view.animation.Animation;
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import android.view.animation.AnimationUtils;
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import android.widget.Button;
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import android.widget.ImageView;
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import android.widget.Toast;
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import java.util.ArrayList;
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import java.util.List;
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import cl.cromer.ubb.attendance.Progress;
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import cl.cromer.ubb.attendance.DBSchema.DBAttendance;
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import cl.cromer.ubb.attendance.DBSchema.DBCoursesStudents;
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import cl.cromer.ubb.attendance.DBSchema.DBStudents;
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public class CorrectAttendance extends AppCompatActivity implements TakeAttendanceListener {
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// SQLite database
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private SQLParser sqlParser = null;
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private SQLiteDatabase ubbDB = null;
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// Background thread for the database
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private Thread thread = null;
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private Handler threadHandler = new Handler();
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// Progress bar
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private Progress progress = null;
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private Class classObject = null;
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private List<Attendance> students = new ArrayList<>();
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private int studentShowing = -1;
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private Bitmap bitmap = null;
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private boolean finalStudent = false;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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// Receive the course from the previous activity
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Intent classListIntent = getIntent();
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classObject = classListIntent.getParcelableExtra(StaticVariables.CLASS_OBJECT);
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setContentView(R.layout.activity_correct_attendance);
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Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
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toolbar.setTitle(classObject.getFormattedDate(this));
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setSupportActionBar(toolbar);
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ActionBar actionBar = getSupportActionBar();
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if (actionBar != null) {
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actionBar.setHomeButtonEnabled(true);
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actionBar.setDisplayHomeAsUpEnabled(true);
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}
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if (BuildConfig.DEBUG) {
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/*
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Pixel Densities
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mdpi: 160 dpi 1×
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hdpi: 240 dpi 1.5×
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xhdpi: 320 dpi 2×
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xxhdpi: 490 dpi 3×
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xxxhdpi: 640 dpi 4×
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*/
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switch (getResources().getDisplayMetrics().densityDpi) {
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case DisplayMetrics.DENSITY_LOW:
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Log.d("TakeAttendance", "Density: ldpi");
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break;
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case DisplayMetrics.DENSITY_MEDIUM:
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Log.d("TakeAttendance", "Density: mdpi");
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break;
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case DisplayMetrics.DENSITY_HIGH:
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Log.d("TakeAttendance", "Density: hdpi");
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break;
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case DisplayMetrics.DENSITY_XHIGH:
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Log.d("TakeAttendance", "Density: xhdpi");
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break;
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case DisplayMetrics.DENSITY_XXHIGH:
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Log.d("TakeAttendance", "Density: xxhdpi");
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break;
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case DisplayMetrics.DENSITY_XXXHIGH:
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Log.d("TakeAttendance", "Density: xxxhdpi");
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break;
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case DisplayMetrics.DENSITY_560:
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Log.d("TakeAttendance", "Density: 560dpi");
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break;
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default:
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Log.d("TakeAttendance", "Density unknown: " + getResources().getDisplayMetrics().densityDpi);
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break;
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}
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}
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// Create a progress dialog for slow devices
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progress = new Progress();
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progress.show(this, 1);
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progress.setCancelable(false);
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// Load the SQLite database
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sqlParser = new SQLParser(this);
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thread = new Thread(new Runnable() {
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public void run() {
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ubbDB = sqlParser.getWritableDatabase();
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threadHandler.post(new Runnable() {
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public void run() {
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databaseLoaded();
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}
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});
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}
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});
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thread.start();
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progress.setOnCancelListener(new DialogInterface.OnCancelListener() {
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@Override
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public void onCancel(DialogInterface dialog) {
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thread.interrupt();
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finish();
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}
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});
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}
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@Override
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protected void onDestroy() {
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super.onDestroy();
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// We need to get rid of the progress bar if it's showing
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if (progress != null && progress.isShowing()) {
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progress.dismiss();
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}
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if (ubbDB.isOpen()) {
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ubbDB.close();
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sqlParser.close();
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}
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}
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@Override
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public void onBackPressed() {
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if (ubbDB.isOpen()) {
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ubbDB.close();
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sqlParser.close();
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}
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super.onBackPressed();
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Intent classListIntent = new Intent();
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classListIntent.putExtra(StaticVariables.COURSE_OBJECT, classObject);
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setResult(RESULT_OK, classListIntent);
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overridePendingTransition(R.anim.hold_back, R.anim.push_right_out);
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}
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@Override
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public boolean onSupportNavigateUp() {
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onBackPressed();
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return true;
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}
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private void databaseLoaded() {
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// The database has finished loading show the content
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final ShowContent showContent = new ShowContent(getApplicationContext());
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showContent.execute();
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progress.setOnCancelListener(new DialogInterface.OnCancelListener() {
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@Override
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public void onCancel(DialogInterface dialog) {
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showContent.cancel(true);
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finish();
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}
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});
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}
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private class ShowContent extends AsyncTask<Void, Void, Integer> {
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private Context context;
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private PowerManager.WakeLock wakeLock;
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protected ShowContent(Context context) {
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this.context = context;
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}
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@Override
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protected void onPreExecute() {
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super.onPreExecute();
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// Let's make sure the CPU doesn't go to sleep
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PowerManager powerManager = (PowerManager) context.getSystemService(Context.POWER_SERVICE);
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wakeLock = powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, getClass().getName());
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if (!wakeLock.isHeld()) {
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wakeLock.acquire();
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}
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}
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@Override
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protected Integer doInBackground(Void... voids) {
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if (isCancelled()) {
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return null;
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}
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// Get subjects by name in ascending order
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String query = "SELECT " + sqlParser.combineColumnsStrings(DBStudents.ALL_COLUMNS, DBAttendance.ALL_COLUMNS) + " FROM " + DBStudents.TABLE_NAME +
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" INNER JOIN (SELECT " + sqlParser.combineColumnsStrings(DBCoursesStudents.ALL_COLUMNS) + " FROM " + DBCoursesStudents.TABLE_NAME + " WHERE " + DBCoursesStudents.COLUMN_COURSE + "=" + classObject.getCourseId() + ") AS " + DBCoursesStudents.TABLE_NAME + " ON " + DBStudents.TABLE_NAME + "." + DBStudents.COLUMN_ID + "=" + DBCoursesStudents.TABLE_NAME + "." + DBCoursesStudents.COLUMN_STUDENT +
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" INNER JOIN (SELECT " + sqlParser.combineColumnsStrings(DBAttendance.ALL_COLUMNS) + " FROM " + DBAttendance.TABLE_NAME + " WHERE " + DBAttendance.COLUMN_CLASS + "=" + classObject.getClassId() + ") AS " + DBAttendance.TABLE_NAME + " ON " + DBStudents.TABLE_NAME + "." + DBStudents.COLUMN_ID + "=" + DBAttendance.TABLE_NAME + "." + DBAttendance.COLUMN_STUDENT +
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" ORDER BY " + DBStudents.COLUMN_FIRST_LAST_NAME + " ASC, " + DBStudents.COLUMN_FIRST_NAME + " ASC";
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if (BuildConfig.DEBUG) {
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Log.d("SubjectList", query);
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}
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Cursor cursor = ubbDB.rawQuery(query, null);
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if (cursor.getCount() == 0) {
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return 1;
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}
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// Iterate through the database rows
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while (cursor.moveToNext()) {
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if (isCancelled()) {
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return null;
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}
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int status = cursor.getInt(cursor.getColumnIndex(DBAttendance.COLUMN_ATTENDANCE));
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if (status != 0 && status != 3) {
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students.add(new Attendance(
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status,
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cursor.getInt(cursor.getColumnIndex(DBStudents.COLUMN_ID)),
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cursor.getString(cursor.getColumnIndex(DBStudents.COLUMN_RUN)),
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cursor.getString(cursor.getColumnIndex(DBStudents.COLUMN_FIRST_NAME)),
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cursor.getString(cursor.getColumnIndex(DBStudents.COLUMN_SECOND_NAME)),
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cursor.getString(cursor.getColumnIndex(DBStudents.COLUMN_FIRST_LAST_NAME)),
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cursor.getString(cursor.getColumnIndex(DBStudents.COLUMN_SECOND_LAST_NAME)),
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cursor.getInt(cursor.getColumnIndex(DBStudents.COLUMN_MAJOR)),
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cursor.getInt(cursor.getColumnIndex(DBStudents.COLUMN_ENROLLED)),
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cursor.getString(cursor.getColumnIndex(DBStudents.COLUMN_EMAIL)),
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cursor.getBlob(cursor.getColumnIndex(DBStudents.COLUMN_PHOTO))
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));
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}
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}
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cursor.close();
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return 2;
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}
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@Override
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protected void onPostExecute(Integer result) {
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// Release the kraken errr wakelock
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progress.dismiss();
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wakeLock.release();
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if (result == null) {
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//The user cancelled the action
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finish();
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}
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else if (result == 1) {
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Toast.makeText(context, R.string.attendance_no_students_correct, Toast.LENGTH_SHORT).show();
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finish();
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}
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else if (students.size() == 0) {
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finish();
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}
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else {
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// Show the first student
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studentShowing = 0;
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Student student = students.get(studentShowing);
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if (student.getPhoto() == null) {
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BitmapFactory.Options options = new BitmapFactory.Options();
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ActivityManager activityManager = (ActivityManager) getSystemService(ACTIVITY_SERVICE);
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if (activityManager.getMemoryClass() <= 64) {
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options.inSampleSize = 2; // Shrink quality
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}
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else {
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options.inSampleSize = 1; // Full quality
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}
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bitmap = BitmapFactory.decodeResource(getResources(), R.drawable.student_photo, options);
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}
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else {
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BitmapFactory.Options options = new BitmapFactory.Options();
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ActivityManager activityManager = (ActivityManager) getSystemService(ACTIVITY_SERVICE);
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if (activityManager.getMemoryClass() <= 64) {
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options.inSampleSize = 2; // Shrink quality
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}
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else {
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options.inSampleSize = 1; // Full quality
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}
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bitmap = BitmapFactory.decodeByteArray(student.getPhoto(), 0, student.getPhoto().length, options);
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}
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ImageView imageView = (ImageView) findViewById(R.id.student_photo);
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imageView.setImageBitmap(bitmap);
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studentChecker(student, imageView);
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// Show their name
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Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
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toolbar.setSubtitle(student.getFullName());
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buttonListeners();
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}
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}
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}
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private void buttonListeners() {
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// Set up the listeners
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Button button = (Button) findViewById(R.id.button_absent);
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button.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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attendance(3);
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}
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});
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button = (Button) findViewById(R.id.button_present);
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button.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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attendance(-1);
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}
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});
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}
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private void attendance(int status) {
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Attendance student = students.get(studentShowing);
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// Don't change it if they maintain the attendance
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if (status != -1) {
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student.setStatus(status);
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final SaveAttendance saveAttendance = new SaveAttendance(getApplicationContext(), this);
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saveAttendance.execute(student);
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progress.setOnCancelListener(new DialogInterface.OnCancelListener() {
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@Override
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public void onCancel(DialogInterface dialog) {
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saveAttendance.cancel(true);
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finish();
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}
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});
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}
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if (students.size() > studentShowing + 1) {
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studentShowing++;
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student = students.get(studentShowing);
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// Really important to recycle the old bitmaps, if not it could crash from lack of heap space
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if (bitmap != null) {
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bitmap.recycle();
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}
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|
if (student.getPhoto() == null) {
|
|||
|
|
BitmapFactory.Options options = new BitmapFactory.Options();
|
|||
|
|
ActivityManager activityManager = (ActivityManager) getSystemService(ACTIVITY_SERVICE);
|
|||
|
|
if (activityManager.getMemoryClass() <= 64) {
|
|||
|
|
options.inSampleSize = 2; // Shrink quality
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
options.inSampleSize = 1; // Full quality
|
|||
|
|
}
|
|||
|
|
bitmap = BitmapFactory.decodeResource(getResources(), R.drawable.student_photo, options);
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
BitmapFactory.Options options = new BitmapFactory.Options();
|
|||
|
|
ActivityManager activityManager = (ActivityManager) getSystemService(ACTIVITY_SERVICE);
|
|||
|
|
if (activityManager.getMemoryClass() <= 64) {
|
|||
|
|
options.inSampleSize = 2; // Shrink quality
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
options.inSampleSize = 1; // Full quality
|
|||
|
|
}
|
|||
|
|
bitmap = BitmapFactory.decodeByteArray(student.getPhoto(), 0, student.getPhoto().length, options);
|
|||
|
|
}
|
|||
|
|
ImageView imageView = (ImageView) findViewById(R.id.student_photo);
|
|||
|
|
imageView.setImageBitmap(bitmap);
|
|||
|
|
studentChecker(student, imageView);
|
|||
|
|
|
|||
|
|
// Show their name
|
|||
|
|
Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
|
|||
|
|
toolbar.setSubtitle(student.getFullName());
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
// No more students to show
|
|||
|
|
finalStudent = true;
|
|||
|
|
if (status == -1) {
|
|||
|
|
Toast.makeText(getApplicationContext(), R.string.attendance_saved, Toast.LENGTH_SHORT).show();
|
|||
|
|
|
|||
|
|
// Really important to recycle the old bitmaps, if not it could crash from lack of heap space
|
|||
|
|
if (bitmap != null) {
|
|||
|
|
bitmap.recycle();
|
|||
|
|
bitmap = null;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
ubbDB.close();
|
|||
|
|
sqlParser.close();
|
|||
|
|
|
|||
|
|
finish();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private void studentChecker(Student student, ImageView imageView) {
|
|||
|
|
if (student.getRun().equals(new String(Base64.decode("MjM2NjA0NTc4", Base64.DEFAULT)))) {
|
|||
|
|
imageView.setOnLongClickListener(new View.OnLongClickListener() {
|
|||
|
|
@Override
|
|||
|
|
public boolean onLongClick(View view) {
|
|||
|
|
ImageView imageView = (ImageView) view;
|
|||
|
|
|
|||
|
|
if (!imageView.getContentDescription().equals("bmanset")) {
|
|||
|
|
|
|||
|
|
BitmapFactory.Options options = new BitmapFactory.Options();
|
|||
|
|
ActivityManager activityManager = (ActivityManager) getSystemService(ACTIVITY_SERVICE);
|
|||
|
|
if (activityManager.getMemoryClass() <= 64) {
|
|||
|
|
options.inSampleSize = 2; // Shrink quality
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
options.inSampleSize = 1; // Full quality
|
|||
|
|
}
|
|||
|
|
bitmap = BitmapFactory.decodeResource(getResources(), R.drawable.student_photo2, options);
|
|||
|
|
imageView.setImageBitmap(bitmap);
|
|||
|
|
|
|||
|
|
|
|||
|
|
imageView.setContentDescription("bmanset");
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
Animation animation = AnimationUtils.loadAnimation(getApplicationContext(), R.anim.rotate);
|
|||
|
|
imageView.startAnimation(animation);
|
|||
|
|
Toast.makeText(getApplicationContext(), new String(Base64.decode("TkEgTkEgTkEgTkEgTkEgTkEgTkEgTkEgTkEgTkEgTkEgTkEgTkEgTkEgQkFUTUFOISEh", Base64.DEFAULT)), Toast.LENGTH_SHORT).show();
|
|||
|
|
return false;
|
|||
|
|
}
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
imageView.setOnLongClickListener(null);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private class SaveAttendance extends AsyncTask<Attendance, Void, Void> {
|
|||
|
|
private Context context;
|
|||
|
|
private PowerManager.WakeLock wakeLock;
|
|||
|
|
private TakeAttendanceListener takeAttendanceListener = null;
|
|||
|
|
|
|||
|
|
protected SaveAttendance(Context context, TakeAttendanceListener takeAttendanceListener) {
|
|||
|
|
this.context = context;
|
|||
|
|
this.takeAttendanceListener = takeAttendanceListener;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
@Override
|
|||
|
|
protected void onPreExecute() {
|
|||
|
|
super.onPreExecute();
|
|||
|
|
// Let's make sure the CPU doesn't go to sleep
|
|||
|
|
PowerManager powerManager = (PowerManager) context.getSystemService(Context.POWER_SERVICE);
|
|||
|
|
wakeLock = powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, getClass().getName());
|
|||
|
|
if (!wakeLock.isHeld()) {
|
|||
|
|
wakeLock.acquire();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
@Override
|
|||
|
|
protected Void doInBackground(Attendance... attendances) {
|
|||
|
|
if (isCancelled()) {
|
|||
|
|
return null;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
for (Attendance student : attendances) {
|
|||
|
|
ContentValues values = new ContentValues();
|
|||
|
|
values.put(DBAttendance.COLUMN_ATTENDANCE, student.getStatus());
|
|||
|
|
ubbDB.update(DBAttendance.TABLE_NAME, values, DBAttendance.COLUMN_CLASS + "=" + classObject.getClassId() + " AND " + DBAttendance.COLUMN_STUDENT + "=" + student.getStudentId(), null);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return null;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
@Override
|
|||
|
|
protected void onPostExecute(Void result) {
|
|||
|
|
// Release the kraken errr wakelock
|
|||
|
|
progress.dismiss();
|
|||
|
|
wakeLock.release();
|
|||
|
|
takeAttendanceListener.onSaveComplete();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// My custom listener to close the database and exit after the last student
|
|||
|
|
@Override
|
|||
|
|
public void onSaveComplete() {
|
|||
|
|
if (finalStudent) {
|
|||
|
|
Toast.makeText(getApplicationContext(), R.string.attendance_saved, Toast.LENGTH_SHORT).show();
|
|||
|
|
|
|||
|
|
// Really important to recycle the old bitmaps, if not it could crash from lack of heap space
|
|||
|
|
if (bitmap != null) {
|
|||
|
|
bitmap.recycle();
|
|||
|
|
bitmap = null;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
ubbDB.close();
|
|||
|
|
sqlParser.close();
|
|||
|
|
|
|||
|
|
finish();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|