mirror of https://github.com/tasks/tasks
Convert Astrid2TaskProvider to Kotlin
Alex Baker
4 years ago
parent
94787c7d1d
commit
e94d230d1b
@ -1,246 +0,0 @@
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/*
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* Copyright (c) 2012 Todoroo Inc
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*
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* See the file "LICENSE" for the full license governing this code.
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*/
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package com.todoroo.astrid.provider;
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import android.content.ContentProvider;
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import android.content.ContentValues;
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import android.content.Context;
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import android.content.UriMatcher;
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import android.database.Cursor;
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import android.database.MatrixCursor;
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import android.net.Uri;
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import androidx.annotation.ColorRes;
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import androidx.annotation.NonNull;
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import com.google.common.base.Joiner;
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import com.todoroo.astrid.dao.TaskDao;
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import com.todoroo.astrid.data.Task;
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import dagger.hilt.EntryPoint;
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import dagger.hilt.InstallIn;
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import dagger.hilt.android.EntryPointAccessors;
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import dagger.hilt.android.components.ApplicationComponent;
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import java.math.BigInteger;
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import java.security.MessageDigest;
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import java.security.NoSuchAlgorithmException;
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import java.util.List;
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import org.tasks.BuildConfig;
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import org.tasks.R;
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import org.tasks.analytics.Firebase;
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import org.tasks.data.TagDao;
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import org.tasks.data.TagData;
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import org.tasks.data.TagDataDao;
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import timber.log.Timber;
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/**
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* This is the legacy Astrid task provider. While it will continue to be supported, note that it
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* does not expose all of the information in Astrid, nor does it support many editing operations.
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*
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* <p>See the individual methods for a description of what is returned.
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*
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* @author Tim Su <tim@todoroo.com>
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*/
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public class Astrid2TaskProvider extends ContentProvider {
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@EntryPoint
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@InstallIn(ApplicationComponent.class)
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public interface Astrid2TaskProviderEntryPoint {
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TagDataDao getTagDataDao();
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TaskDao getTaskDao();
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TagDao getTagDao();
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Firebase getFirebase();
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}
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private static final String AUTHORITY = BuildConfig.APPLICATION_ID + ".tasksprovider";
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private static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY);
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private static final UriMatcher URI_MATCHER = new UriMatcher(UriMatcher.NO_MATCH);
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private static final String NAME = "name";
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private static final String IMPORTANCE_COLOR = "importance_color";
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private static final String IDENTIFIER = "identifier";
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private static final String PREFERRED_DUE_DATE = "preferredDueDate";
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private static final String DEFINITE_DUE_DATE = "definiteDueDate";
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private static final String IMPORTANCE = "importance";
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private static final String ID = "id";
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private static final String TAGS_ID = "tags_id";
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private static final String[] TASK_FIELD_LIST =
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new String[] {
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NAME,
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IMPORTANCE_COLOR,
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PREFERRED_DUE_DATE,
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DEFINITE_DUE_DATE,
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IMPORTANCE,
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IDENTIFIER,
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TAGS_ID
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};
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private static final String[] TAGS_FIELD_LIST = new String[] {ID, NAME};
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private static final int URI_TASKS = 0;
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private static final int URI_TAGS = 1;
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private static final String TAG_SEPARATOR = "|";
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static {
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URI_MATCHER.addURI(AUTHORITY, "tasks", URI_TASKS);
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URI_MATCHER.addURI(AUTHORITY, "tags", URI_TAGS);
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}
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public static void notifyDatabaseModification(Context context) {
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try {
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context.getContentResolver().notifyChange(CONTENT_URI, null);
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} catch (Exception e) {
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Timber.e(e);
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}
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}
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@Override
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public int delete(@NonNull Uri uri, String selection, String[] selectionArgs) {
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return 0;
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}
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@Override
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public String getType(@NonNull Uri uri) {
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return null;
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}
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@Override
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public Uri insert(@NonNull Uri uri, ContentValues values) {
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return null;
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}
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@Override
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public boolean onCreate() {
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return true;
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}
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private Astrid2TaskProviderEntryPoint hilt() {
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return EntryPointAccessors.fromApplication(
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getContext().getApplicationContext(), Astrid2TaskProviderEntryPoint.class);
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}
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/**
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* Note: tag id is no longer a real column, so we pass in a UID generated from the tag string.
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*
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* @return two-column cursor: tag id (string) and tag name
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*/
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private Cursor getTags() {
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List<TagData> tags = hilt().getTagDataDao().tagDataOrderedByName();
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MatrixCursor ret = new MatrixCursor(TAGS_FIELD_LIST);
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for (TagData tag : tags) {
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Object[] values = new Object[2];
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values[0] = tagNameToLong(tag.getName());
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values[1] = tag.getName();
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ret.addRow(values);
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}
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return ret;
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}
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private long tagNameToLong(String tag) {
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MessageDigest m;
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try {
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m = MessageDigest.getInstance("MD5");
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} catch (NoSuchAlgorithmException e) {
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Timber.e(e);
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return -1;
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}
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m.update(tag.getBytes(), 0, tag.length());
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return new BigInteger(1, m.digest()).longValue();
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}
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/**
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* Cursor with the following columns
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*
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* <ol>
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* <li>task title, string
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* <li>task importance color, int android RGB color
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* <li>task due date (was: preferred due date), long millis since epoch
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* <li>task due date (was: absolute due date), long millis since epoch
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* <li>task importance, integer from 0 to 3 (0 => most important)
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* <li>task id, long
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* <li>task tags, string tags separated by |
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* </ol>
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*
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* @return cursor as described above
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*/
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private Cursor getTasks() {
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Astrid2TaskProviderEntryPoint hilt = hilt();
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hilt.getFirebase().logEvent(R.string.event_query_legacy_content_provider);
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List<Task> tasks = hilt.getTaskDao().getAstrid2TaskProviderTasks();
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MatrixCursor ret = new MatrixCursor(TASK_FIELD_LIST);
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for (Task task : tasks) {
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String taskTags = getTagsAsString(task.getId(), TAG_SEPARATOR);
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Object[] values = new Object[7];
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values[0] = task.getTitle();
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values[1] = getPriorityColor(getContext(), task.getPriority());
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values[2] = task.getDueDate();
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values[3] = task.getDueDate();
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values[4] = task.getPriority();
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values[5] = task.getId();
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values[6] = taskTags;
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ret.addRow(values);
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}
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return ret;
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}
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private static int getPriorityColor(Context context, int priority) {
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return context.getColor(getPriorityResId(priority));
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}
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@ColorRes private static int getPriorityResId(int priority) {
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if (priority <= 0) {
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return R.color.red_500;
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} else if (priority == 1) {
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return R.color.amber_500;
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} else if (priority == 2) {
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return R.color.blue_500;
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} else {
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return R.color.grey_500;
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}
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}
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@Override
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public Cursor query(
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@NonNull Uri uri,
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String[] projection,
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String selection,
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String[] selectionArgs,
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String sortOrder) {
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switch (URI_MATCHER.match(uri)) {
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case URI_TASKS:
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return getTasks();
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case URI_TAGS:
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return getTags();
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default:
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throw new IllegalStateException("Unrecognized URI:" + uri);
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}
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}
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@Override
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public int update(
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@NonNull Uri uri, ContentValues values, String selection, String[] selectionArgs) {
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throw new UnsupportedOperationException("not supported");
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}
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/**
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* Return tags as a list of strings separated by given separator
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*
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* @return empty string if no tags, otherwise string
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*/
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private String getTagsAsString(long taskId, String separator) {
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return Joiner.on(separator).join(hilt().getTagDao().getTagNames(taskId));
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}
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}
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@ -0,0 +1,208 @@
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/*
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* Copyright (c) 2012 Todoroo Inc
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*
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* See the file "LICENSE" for the full license governing this code.
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*/
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package com.todoroo.astrid.provider
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import android.content.ContentProvider
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import android.content.ContentValues
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import android.content.Context
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import android.content.UriMatcher
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import android.database.Cursor
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import android.database.MatrixCursor
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import android.net.Uri
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import androidx.annotation.ColorRes
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import com.todoroo.astrid.dao.TaskDao
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import dagger.hilt.EntryPoint
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import dagger.hilt.InstallIn
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import dagger.hilt.android.EntryPointAccessors
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import dagger.hilt.android.components.ApplicationComponent
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import org.tasks.BuildConfig
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import org.tasks.R
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import org.tasks.analytics.Firebase
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import org.tasks.data.TagDao
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import org.tasks.data.TagDataDao
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import timber.log.Timber
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import java.math.BigInteger
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import java.security.MessageDigest
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import java.security.NoSuchAlgorithmException
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/**
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* This is the legacy Astrid task provider. While it will continue to be supported, note that it
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* does not expose all of the information in Astrid, nor does it support many editing operations.
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*
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*
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* See the individual methods for a description of what is returned.
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*
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* @author Tim Su <tim></tim>@todoroo.com>
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*/
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class Astrid2TaskProvider : ContentProvider() {
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@EntryPoint
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@InstallIn(ApplicationComponent::class)
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interface Astrid2TaskProviderEntryPoint {
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val tagDataDao: TagDataDao
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val taskDao: TaskDao
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val tagDao: TagDao
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val firebase: Firebase
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}
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companion object {
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private const val AUTHORITY = BuildConfig.APPLICATION_ID + ".tasksprovider"
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private val CONTENT_URI = Uri.parse("content://$AUTHORITY")
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private val URI_MATCHER = UriMatcher(UriMatcher.NO_MATCH)
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private const val NAME = "name"
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private const val IMPORTANCE_COLOR = "importance_color"
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private const val IDENTIFIER = "identifier"
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private const val PREFERRED_DUE_DATE = "preferredDueDate"
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private const val DEFINITE_DUE_DATE = "definiteDueDate"
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private const val IMPORTANCE = "importance"
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private const val ID = "id"
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private const val TAGS_ID = "tags_id"
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private val TASK_FIELD_LIST = arrayOf(
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NAME,
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IMPORTANCE_COLOR,
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PREFERRED_DUE_DATE,
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DEFINITE_DUE_DATE,
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IMPORTANCE,
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IDENTIFIER,
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TAGS_ID
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)
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private val TAGS_FIELD_LIST = arrayOf(ID, NAME)
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private const val URI_TASKS = 0
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private const val URI_TAGS = 1
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private const val TAG_SEPARATOR = "|"
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@JvmStatic
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fun notifyDatabaseModification(context: Context) {
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try {
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context.contentResolver.notifyChange(CONTENT_URI, null)
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} catch (e: Exception) {
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Timber.e(e)
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}
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}
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private fun getPriorityColor(context: Context?, priority: Int): Int {
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return context!!.getColor(getPriorityResId(priority))
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}
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@ColorRes
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private fun getPriorityResId(priority: Int): Int {
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return when {
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priority <= 0 -> R.color.red_500
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priority == 1 -> R.color.amber_500
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priority == 2 -> R.color.blue_500
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else -> R.color.grey_500
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}
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}
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init {
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URI_MATCHER.addURI(AUTHORITY, "tasks", URI_TASKS)
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URI_MATCHER.addURI(AUTHORITY, "tags", URI_TAGS)
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}
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}
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override fun delete(uri: Uri, selection: String?, selectionArgs: Array<String>?) = 0
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override fun getType(uri: Uri): String? = null
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override fun insert(uri: Uri, values: ContentValues?): Uri? = null
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override fun onCreate() = true
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private fun hilt(): Astrid2TaskProviderEntryPoint {
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return EntryPointAccessors.fromApplication(
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context!!.applicationContext, Astrid2TaskProviderEntryPoint::class.java)
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}
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/**
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* Note: tag id is no longer a real column, so we pass in a UID generated from the tag string.
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*
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* @return two-column cursor: tag id (string) and tag name
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*/
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private val tags: Cursor
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get() {
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val tags = hilt().tagDataDao.tagDataOrderedByName()
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val ret = MatrixCursor(TAGS_FIELD_LIST)
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for (tag in tags) {
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val values = arrayOfNulls<Any>(2)
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values[0] = tagNameToLong(tag.name)
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values[1] = tag.name
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ret.addRow(values)
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}
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return ret
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}
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private fun tagNameToLong(tag: String?): Long {
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val m: MessageDigest
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m = try {
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MessageDigest.getInstance("MD5")
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} catch (e: NoSuchAlgorithmException) {
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Timber.e(e)
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return -1
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}
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m.update(tag!!.toByteArray(), 0, tag.length)
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return BigInteger(1, m.digest()).toLong()
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}
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/**
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* Cursor with the following columns
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*
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*
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* 1. task title, string
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* 1. task importance color, int android RGB color
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* 1. task due date (was: preferred due date), long millis since epoch
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* 1. task due date (was: absolute due date), long millis since epoch
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* 1. task importance, integer from 0 to 3 (0 => most important)
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* 1. task id, long
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* 1. task tags, string tags separated by |
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*
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*
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* @return cursor as described above
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*/
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private val tasks: Cursor
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get() {
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val hilt = hilt()
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hilt.firebase.logEvent(R.string.event_query_legacy_content_provider)
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val tasks = hilt.taskDao.getAstrid2TaskProviderTasks()
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val ret = MatrixCursor(TASK_FIELD_LIST)
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for (task in tasks) {
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val taskTags = getTagsAsString(task.id, TAG_SEPARATOR)
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val values = arrayOfNulls<Any>(7)
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values[0] = task.title
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values[1] = getPriorityColor(context, task.priority)
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values[2] = task.dueDate
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values[3] = task.dueDate
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values[4] = task.priority
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values[5] = task.id
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values[6] = taskTags
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ret.addRow(values)
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}
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return ret
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}
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override fun query(
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uri: Uri,
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projection: Array<String>?,
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selection: String?,
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selectionArgs: Array<String>?,
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sortOrder: String?): Cursor? {
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return when (URI_MATCHER.match(uri)) {
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URI_TASKS -> tasks
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URI_TAGS -> tags
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else -> throw IllegalStateException("Unrecognized URI:$uri")
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}
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}
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override fun update(
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uri: Uri, values: ContentValues?, selection: String?, selectionArgs: Array<String>?): Int {
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throw UnsupportedOperationException("not supported")
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}
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/**
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* Return tags as a list of strings separated by given separator
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*
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* @return empty string if no tags, otherwise string
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*/
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private fun getTagsAsString(taskId: Long, separator: String) =
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hilt().tagDao.getTagNames(taskId).joinToString(separator)
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}
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