mirror of https://github.com/M66B/FairEmail.git
M66B
3 years ago
parent
010d95f187
commit
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package eu.faircode.email;
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/*
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This file is part of FairEmail.
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FairEmail is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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FairEmail is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with FairEmail. If not, see <http://www.gnu.org/licenses/>.
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Copyright 2018-2022 by Marcel Bokhorst (M66B)
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*/
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import android.content.ContentResolver;
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import android.content.ContentUris;
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import android.content.ContentValues;
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import android.content.Context;
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import android.database.Cursor;
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import android.net.Uri;
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import android.provider.CalendarContract;
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import android.text.TextUtils;
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import java.util.Date;
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import java.util.List;
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import java.util.TimeZone;
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import biweekly.ICalVersion;
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import biweekly.component.VEvent;
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import biweekly.io.TimezoneInfo;
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import biweekly.io.WriteContext;
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import biweekly.io.scribe.property.RecurrenceRuleScribe;
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import biweekly.parameter.ParticipationStatus;
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import biweekly.property.Attendee;
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import biweekly.property.RecurrenceRule;
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import biweekly.util.ICalDate;
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public class CalendarHelper {
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static void insert(Context context, TimezoneInfo tz, VEvent event,
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String selectedAccount, String selectedName, EntityMessage message) {
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String summary = (event.getSummary() == null ? null : event.getSummary().getValue());
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String description = (event.getDescription() == null ? null : event.getDescription().getValue());
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String location = (event.getLocation() == null ? null : event.getLocation().getValue());
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ICalDate start = (event.getDateStart() == null ? null : event.getDateStart().getValue());
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ICalDate end = (event.getDateEnd() == null ? null : event.getDateEnd().getValue());
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String rrule = null;
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RecurrenceRule recurrence = event.getRecurrenceRule();
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if (recurrence != null) {
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RecurrenceRuleScribe scribe = new RecurrenceRuleScribe();
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WriteContext wcontext = new WriteContext(ICalVersion.V2_0, tz, null);
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rrule = scribe.writeText(recurrence, wcontext);
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}
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String uid = (event.getUid() == null ? null : event.getUid().getValue());
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if (TextUtils.isEmpty(uid) || start == null || end == null)
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return;
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ContentResolver resolver = context.getContentResolver();
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try (Cursor cursor = resolver.query(CalendarContract.Calendars.CONTENT_URI,
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new String[]{CalendarContract.Calendars._ID},
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CalendarContract.Calendars.VISIBLE + " <> 0 AND " +
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CalendarContract.Calendars.ACCOUNT_NAME + " = ?" +
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(selectedName == null
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? ""
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: " AND " + CalendarContract.Calendars.CALENDAR_DISPLAY_NAME + " = ?"),
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selectedName == null
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? new String[]{selectedAccount}
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: new String[]{selectedAccount, selectedName},
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null)) {
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if (cursor.getCount() == 0)
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EntityLog.log(context, EntityLog.Type.General, message,
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"Account not found account=" + selectedAccount + ":" + selectedName);
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if (cursor.moveToNext()) {
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// https://developer.android.com/guide/topics/providers/calendar-provider#add-event
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// https://developer.android.com/reference/android/provider/CalendarContract.EventsColumns
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ContentValues values = new ContentValues();
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values.put(CalendarContract.Events.CALENDAR_ID, cursor.getLong(0));
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if (!TextUtils.isEmpty(uid))
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values.put(CalendarContract.Events.UID_2445, uid);
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values.put(CalendarContract.Events.EVENT_TIMEZONE, TimeZone.getDefault().getID());
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values.put(CalendarContract.Events.DTSTART, start.getTime());
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values.put(CalendarContract.Events.DTEND, end.getTime());
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if (rrule != null)
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values.put(CalendarContract.Events.RRULE, rrule);
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if (!TextUtils.isEmpty(summary))
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values.put(CalendarContract.Events.TITLE, summary);
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if (!TextUtils.isEmpty(description))
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values.put(CalendarContract.Events.DESCRIPTION, description);
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if (!TextUtils.isEmpty(location))
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values.put(CalendarContract.Events.EVENT_LOCATION, location);
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values.put(CalendarContract.Events.STATUS, CalendarContract.Events.STATUS_TENTATIVE);
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Uri uri = resolver.insert(CalendarContract.Events.CONTENT_URI, values);
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long eventId = Long.parseLong(uri.getLastPathSegment());
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EntityLog.log(context, EntityLog.Type.General, message, "Inserted event" +
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" id=" + eventId +
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" uid=" + uid +
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" start=" + new Date(start.getTime()) +
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" end=" + new Date(end.getTime()) +
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" summary=" + summary);
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}
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}
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}
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static void update(Context context, VEvent event, EntityMessage message) {
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String uid = (event.getUid() == null ? null : event.getUid().getValue());
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if (TextUtils.isEmpty(uid))
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return;
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List<Attendee> attendees = event.getAttendees();
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if (attendees == null || attendees.size() == 0)
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return;
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ParticipationStatus status = attendees.get(0).getParticipationStatus();
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if (!ParticipationStatus.ACCEPTED.equals(status) &&
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!ParticipationStatus.DECLINED.equals(status))
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return;
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ContentResolver resolver = context.getContentResolver();
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try (Cursor cursor = resolver.query(CalendarContract.Events.CONTENT_URI,
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new String[]{CalendarContract.Events._ID},
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CalendarContract.Events.UID_2445 + " = ?",
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new String[]{uid},
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null)) {
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while (cursor.moveToNext()) {
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long eventId = cursor.getLong(0);
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// https://developer.android.com/guide/topics/providers/calendar-provider#modify-calendar
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Uri updateUri = ContentUris.withAppendedId(CalendarContract.Events.CONTENT_URI, eventId);
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ContentValues values = new ContentValues();
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if (ParticipationStatus.ACCEPTED.equals(status))
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values.put(CalendarContract.Events.STATUS, CalendarContract.Events.STATUS_CONFIRMED);
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else
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values.put(CalendarContract.Events.STATUS, CalendarContract.Events.STATUS_CANCELED);
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int rows = resolver.update(updateUri, values, null, null);
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EntityLog.log(context, EntityLog.Type.General, message,
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"Updated event id=" + eventId + " uid=" + uid + " rows=" + rows);
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}
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}
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}
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static void delete(Context context, VEvent event, EntityMessage message) {
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String uid = (event.getUid() == null ? null : event.getUid().getValue());
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if (TextUtils.isEmpty(uid))
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return;
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ContentResolver resolver = context.getContentResolver();
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try (Cursor cursor = resolver.query(CalendarContract.Events.CONTENT_URI,
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new String[]{CalendarContract.Events._ID},
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CalendarContract.Events.UID_2445 + " = ? ",
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new String[]{uid},
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null)) {
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while (cursor.moveToNext()) {
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long eventId = cursor.getLong(0);
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// https://developer.android.com/guide/topics/providers/calendar-provider#delete-event
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Uri deleteUri = ContentUris.withAppendedId(CalendarContract.Events.CONTENT_URI, eventId);
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int rows = resolver.delete(deleteUri, null, null);
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EntityLog.log(context, EntityLog.Type.General, message,
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"Deleted event id=" + eventId + " uid=" + uid + " rows=" + rows);
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}
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}
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}
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}
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