/* * Copyright (C) 2006 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package android.provider; import android.accounts.Account; import android.app.AlarmManager; import android.app.PendingIntent; import android.content.ContentProviderClient; import android.content.ContentResolver; import android.content.ContentUris; import android.content.ContentValues; import android.content.Context; import android.content.CursorEntityIterator; import android.content.Entity; import android.content.EntityIterator; import android.content.Intent; import android.database.Cursor; import android.database.DatabaseUtils; import android.net.Uri; import android.os.RemoteException; import android.pim.ICalendar; import android.text.TextUtils; import android.text.format.DateUtils; import android.text.format.Time; import android.util.Log; /** * The Calendar provider contains all calendar events. * * @hide */ public final class Calendar { public static final String TAG = "Calendar"; /** * Broadcast Action: An event reminder. */ public static final String EVENT_REMINDER_ACTION = "android.intent.action.EVENT_REMINDER"; /** * These are the symbolic names for the keys used in the extra data * passed in the intent for event reminders. */ public static final String EVENT_BEGIN_TIME = "beginTime"; public static final String EVENT_END_TIME = "endTime"; public static final String AUTHORITY = "com.android.calendar"; /** * The content:// style URL for the top-level calendar authority */ public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY); /** * An optional insert, update or delete URI parameter that allows the caller * to specify that it is a sync adapter. The default value is false. If true * the dirty flag is not automatically set and the "syncToNetwork" parameter * is set to false when calling * {@link ContentResolver#notifyChange(android.net.Uri, android.database.ContentObserver, boolean)}. */ public static final String CALLER_IS_SYNCADAPTER = "caller_is_syncadapter"; /** * Columns from the Calendars table that other tables join into themselves. */ public interface CalendarsColumns { /** * The color of the calendar *

Type: INTEGER (color value)

*/ public static final String COLOR = "color"; /** * The level of access that the user has for the calendar *

Type: INTEGER (one of the values below)

*/ public static final String ACCESS_LEVEL = "access_level"; /** Cannot access the calendar */ public static final int NO_ACCESS = 0; /** Can only see free/busy information about the calendar */ public static final int FREEBUSY_ACCESS = 100; /** Can read all event details */ public static final int READ_ACCESS = 200; public static final int RESPOND_ACCESS = 300; public static final int OVERRIDE_ACCESS = 400; /** Full access to modify the calendar, but not the access control settings */ public static final int CONTRIBUTOR_ACCESS = 500; public static final int EDITOR_ACCESS = 600; /** Full access to the calendar */ public static final int OWNER_ACCESS = 700; /** Domain admin */ public static final int ROOT_ACCESS = 800; /** * Is the calendar selected to be displayed? *

Type: INTEGER (boolean)

*/ public static final String SELECTED = "selected"; /** * The timezone the calendar's events occurs in *

Type: TEXT

*/ public static final String TIMEZONE = "timezone"; /** * If this calendar is in the list of calendars that are selected for * syncing then "sync_events" is 1, otherwise 0. *

Type: INTEGER (boolean)

*/ public static final String SYNC_EVENTS = "sync_events"; /** * Sync state data. *

Type: String (blob)

*/ public static final String SYNC_STATE = "sync_state"; /** * The account that was used to sync the entry to the device. *

Type: TEXT

*/ public static final String _SYNC_ACCOUNT = "_sync_account"; /** * The type of the account that was used to sync the entry to the device. *

Type: TEXT

*/ public static final String _SYNC_ACCOUNT_TYPE = "_sync_account_type"; /** * The unique ID for a row assigned by the sync source. NULL if the row has never been synced. *

Type: TEXT

*/ public static final String _SYNC_ID = "_sync_id"; /** * The last time, from the sync source's point of view, that this row has been synchronized. *

Type: INTEGER (long)

*/ public static final String _SYNC_TIME = "_sync_time"; /** * The version of the row, as assigned by the server. *

Type: TEXT

*/ public static final String _SYNC_VERSION = "_sync_version"; /** * For use by sync adapter at its discretion; not modified by CalendarProvider * Note that this column was formerly named _SYNC_LOCAL_ID. We are using it to avoid a * schema change. * TODO Replace this with something more general in the future. *

Type: INTEGER (long)

*/ public static final String _SYNC_DATA = "_sync_local_id"; /** * Used only in persistent providers, and only during merging. *

Type: INTEGER (long)

*/ public static final String _SYNC_MARK = "_sync_mark"; /** * Used to indicate that local, unsynced, changes are present. *

Type: INTEGER (long)

*/ public static final String _SYNC_DIRTY = "_sync_dirty"; /** * The name of the account instance to which this row belongs, which when paired with * {@link #ACCOUNT_TYPE} identifies a specific account. *

Type: TEXT

*/ public static final String ACCOUNT_NAME = "account_name"; /** * The type of account to which this row belongs, which when paired with * {@link #ACCOUNT_NAME} identifies a specific account. *

Type: TEXT

*/ public static final String ACCOUNT_TYPE = "account_type"; } /** * Contains a list of available calendars. */ public static class Calendars implements BaseColumns, CalendarsColumns { private static final String WHERE_DELETE_FOR_ACCOUNT = Calendars._SYNC_ACCOUNT + "=?" + " AND " + Calendars._SYNC_ACCOUNT_TYPE + "=?"; public static final Cursor query(ContentResolver cr, String[] projection, String where, String orderBy) { return cr.query(CONTENT_URI, projection, where, null, orderBy == null ? DEFAULT_SORT_ORDER : orderBy); } /** * Convenience method perform a delete on the Calendar provider * * @param cr the ContentResolver * @param selection the rows to delete * @return the count of rows that were deleted */ public static int delete(ContentResolver cr, String selection, String[] selectionArgs) { return cr.delete(CONTENT_URI, selection, selectionArgs); } /** * Convenience method to delete all calendars that match the account. * * @param cr the ContentResolver * @param account the account whose rows should be deleted * @return the count of rows that were deleted */ public static int deleteCalendarsForAccount(ContentResolver cr, Account account) { // delete all calendars that match this account return Calendar.Calendars.delete(cr, WHERE_DELETE_FOR_ACCOUNT, new String[] { account.name, account.type }); } /** * The content:// style URL for this table */ public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/calendars"); /** * The default sort order for this table */ public static final String DEFAULT_SORT_ORDER = "displayName"; /** * The URL to the calendar *

Type: TEXT (URL)

*/ public static final String URL = "url"; /** * The name of the calendar *

Type: TEXT

*/ public static final String NAME = "name"; /** * The display name of the calendar *

Type: TEXT

*/ public static final String DISPLAY_NAME = "displayName"; /** * The location the of the events in the calendar *

Type: TEXT

*/ public static final String LOCATION = "location"; /** * Should the calendar be hidden in the calendar selection panel? *

Type: INTEGER (boolean)

*/ public static final String HIDDEN = "hidden"; /** * The owner account for this calendar, based on the calendar feed. * This will be different from the _SYNC_ACCOUNT for delegated calendars. *

Type: String

*/ public static final String OWNER_ACCOUNT = "ownerAccount"; /** * Can the organizer respond to the event? If no, the status of the * organizer should not be shown by the UI. Defaults to 1 *

Type: INTEGER (boolean)

*/ public static final String ORGANIZER_CAN_RESPOND = "organizerCanRespond"; } public interface AttendeesColumns { /** * The id of the event. *

Type: INTEGER

*/ public static final String EVENT_ID = "event_id"; /** * The name of the attendee. *

Type: STRING

*/ public static final String ATTENDEE_NAME = "attendeeName"; /** * The email address of the attendee. *

Type: STRING

*/ public static final String ATTENDEE_EMAIL = "attendeeEmail"; /** * The relationship of the attendee to the user. *

Type: INTEGER (one of {@link #RELATIONSHIP_ATTENDEE}, ...}. */ public static final String ATTENDEE_RELATIONSHIP = "attendeeRelationship"; public static final int RELATIONSHIP_NONE = 0; public static final int RELATIONSHIP_ATTENDEE = 1; public static final int RELATIONSHIP_ORGANIZER = 2; public static final int RELATIONSHIP_PERFORMER = 3; public static final int RELATIONSHIP_SPEAKER = 4; /** * The type of attendee. *

Type: Integer (one of {@link #TYPE_REQUIRED}, {@link #TYPE_OPTIONAL}) */ public static final String ATTENDEE_TYPE = "attendeeType"; public static final int TYPE_NONE = 0; public static final int TYPE_REQUIRED = 1; public static final int TYPE_OPTIONAL = 2; /** * The attendance status of the attendee. *

Type: Integer (one of {@link #ATTENDEE_STATUS_ACCEPTED}, ...}. */ public static final String ATTENDEE_STATUS = "attendeeStatus"; public static final int ATTENDEE_STATUS_NONE = 0; public static final int ATTENDEE_STATUS_ACCEPTED = 1; public static final int ATTENDEE_STATUS_DECLINED = 2; public static final int ATTENDEE_STATUS_INVITED = 3; public static final int ATTENDEE_STATUS_TENTATIVE = 4; } public static final class Attendees implements BaseColumns, AttendeesColumns, EventsColumns { public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/attendees"); // TODO: fill out this class when we actually start utilizing attendees // in the calendar application. } /** * Columns from the Events table that other tables join into themselves. */ public interface EventsColumns { /** * The calendar the event belongs to *

Type: INTEGER (foreign key to the Calendars table)

*/ public static final String CALENDAR_ID = "calendar_id"; /** * The URI for an HTML version of this event. *

Type: TEXT

*/ public static final String HTML_URI = "htmlUri"; /** * The title of the event *

Type: TEXT

*/ public static final String TITLE = "title"; /** * The description of the event *

Type: TEXT

*/ public static final String DESCRIPTION = "description"; /** * Where the event takes place. *

Type: TEXT

*/ public static final String EVENT_LOCATION = "eventLocation"; /** * The event status *

Type: INTEGER (int)

*/ public static final String STATUS = "eventStatus"; public static final int STATUS_TENTATIVE = 0; public static final int STATUS_CONFIRMED = 1; public static final int STATUS_CANCELED = 2; /** * This is a copy of the attendee status for the owner of this event. * This field is copied here so that we can efficiently filter out * events that are declined without having to look in the Attendees * table. * *

Type: INTEGER (int)

*/ public static final String SELF_ATTENDEE_STATUS = "selfAttendeeStatus"; /** * This column is available for use by sync adapters *

Type: TEXT

*/ public static final String SYNC_ADAPTER_DATA = "syncAdapterData"; /** * The comments feed uri. *

Type: TEXT

*/ public static final String COMMENTS_URI = "commentsUri"; /** * The time the event starts *

Type: INTEGER (long; millis since epoch)

*/ public static final String DTSTART = "dtstart"; /** * The time the event ends *

Type: INTEGER (long; millis since epoch)

*/ public static final String DTEND = "dtend"; /** * The duration of the event *

Type: TEXT (duration in RFC2445 format)

*/ public static final String DURATION = "duration"; /** * The timezone for the event. *

Type: TEXT */ public static final String EVENT_TIMEZONE = "eventTimezone"; /** * Whether the event lasts all day or not *

Type: INTEGER (boolean)

*/ public static final String ALL_DAY = "allDay"; /** * Visibility for the event. *

Type: INTEGER

*/ public static final String VISIBILITY = "visibility"; public static final int VISIBILITY_DEFAULT = 0; public static final int VISIBILITY_CONFIDENTIAL = 1; public static final int VISIBILITY_PRIVATE = 2; public static final int VISIBILITY_PUBLIC = 3; /** * Transparency for the event -- does the event consume time on the calendar? *

Type: INTEGER

*/ public static final String TRANSPARENCY = "transparency"; public static final int TRANSPARENCY_OPAQUE = 0; public static final int TRANSPARENCY_TRANSPARENT = 1; /** * Whether the event has an alarm or not *

Type: INTEGER (boolean)

*/ public static final String HAS_ALARM = "hasAlarm"; /** * Whether the event has extended properties or not *

Type: INTEGER (boolean)

*/ public static final String HAS_EXTENDED_PROPERTIES = "hasExtendedProperties"; /** * The recurrence rule for the event. * than one. *

Type: TEXT

*/ public static final String RRULE = "rrule"; /** * The recurrence dates for the event. *

Type: TEXT

*/ public static final String RDATE = "rdate"; /** * The recurrence exception rule for the event. *

Type: TEXT

*/ public static final String EXRULE = "exrule"; /** * The recurrence exception dates for the event. *

Type: TEXT

*/ public static final String EXDATE = "exdate"; /** * The _sync_id of the original recurring event for which this event is * an exception. *

Type: TEXT

*/ public static final String ORIGINAL_EVENT = "originalEvent"; /** * The original instance time of the recurring event for which this * event is an exception. *

Type: INTEGER (long; millis since epoch)

*/ public static final String ORIGINAL_INSTANCE_TIME = "originalInstanceTime"; /** * The allDay status (true or false) of the original recurring event * for which this event is an exception. *

Type: INTEGER (boolean)

*/ public static final String ORIGINAL_ALL_DAY = "originalAllDay"; /** * The last date this event repeats on, or NULL if it never ends *

Type: INTEGER (long; millis since epoch)

*/ public static final String LAST_DATE = "lastDate"; /** * Whether the event has attendee information. True if the event * has full attendee data, false if the event has information about * self only. *

Type: INTEGER (boolean)

*/ public static final String HAS_ATTENDEE_DATA = "hasAttendeeData"; /** * Whether guests can modify the event. *

Type: INTEGER (boolean)

*/ public static final String GUESTS_CAN_MODIFY = "guestsCanModify"; /** * Whether guests can invite other guests. *

Type: INTEGER (boolean)

*/ public static final String GUESTS_CAN_INVITE_OTHERS = "guestsCanInviteOthers"; /** * Whether guests can see the list of attendees. *

Type: INTEGER (boolean)

*/ public static final String GUESTS_CAN_SEE_GUESTS = "guestsCanSeeGuests"; /** * Email of the organizer (owner) of the event. *

Type: STRING

*/ public static final String ORGANIZER = "organizer"; /** * Whether the user can invite others to the event. * The GUESTS_CAN_INVITE_OTHERS is a setting that applies to an arbitrary guest, * while CAN_INVITE_OTHERS indicates if the user can invite others (either through * GUESTS_CAN_INVITE_OTHERS or because the user has modify access to the event). *

Type: INTEGER (boolean, readonly)

*/ public static final String CAN_INVITE_OTHERS = "canInviteOthers"; /** * The owner account for this calendar, based on the calendar (foreign * key into the calendars table). *

Type: String

*/ public static final String OWNER_ACCOUNT = "ownerAccount"; /** * Whether the row has been deleted. A deleted row should be ignored. *

Type: INTEGER (boolean)

*/ public static final String DELETED = "deleted"; } /** * Contains one entry per calendar event. Recurring events show up as a single entry. */ public static final class EventsEntity implements BaseColumns, EventsColumns, CalendarsColumns { /** * The content:// style URL for this table */ public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/event_entities"); public static EntityIterator newEntityIterator(Cursor cursor, ContentResolver resolver) { return new EntityIteratorImpl(cursor, resolver); } public static EntityIterator newEntityIterator(Cursor cursor, ContentProviderClient provider) { return new EntityIteratorImpl(cursor, provider); } private static class EntityIteratorImpl extends CursorEntityIterator { private final ContentResolver mResolver; private final ContentProviderClient mProvider; private static final String[] REMINDERS_PROJECTION = new String[] { Reminders.MINUTES, Reminders.METHOD, }; private static final int COLUMN_MINUTES = 0; private static final int COLUMN_METHOD = 1; private static final String[] ATTENDEES_PROJECTION = new String[] { Attendees.ATTENDEE_NAME, Attendees.ATTENDEE_EMAIL, Attendees.ATTENDEE_RELATIONSHIP, Attendees.ATTENDEE_TYPE, Attendees.ATTENDEE_STATUS, }; private static final int COLUMN_ATTENDEE_NAME = 0; private static final int COLUMN_ATTENDEE_EMAIL = 1; private static final int COLUMN_ATTENDEE_RELATIONSHIP = 2; private static final int COLUMN_ATTENDEE_TYPE = 3; private static final int COLUMN_ATTENDEE_STATUS = 4; private static final String[] EXTENDED_PROJECTION = new String[] { ExtendedProperties._ID, ExtendedProperties.NAME, ExtendedProperties.VALUE }; private static final int COLUMN_ID = 0; private static final int COLUMN_NAME = 1; private static final int COLUMN_VALUE = 2; private static final String WHERE_EVENT_ID = "event_id=?"; public EntityIteratorImpl(Cursor cursor, ContentResolver resolver) { super(cursor); mResolver = resolver; mProvider = null; } public EntityIteratorImpl(Cursor cursor, ContentProviderClient provider) { super(cursor); mResolver = null; mProvider = provider; } @Override public Entity getEntityAndIncrementCursor(Cursor cursor) throws RemoteException { // we expect the cursor is already at the row we need to read from final long eventId = cursor.getLong(cursor.getColumnIndexOrThrow(Events._ID)); ContentValues cv = new ContentValues(); cv.put(Events._ID, eventId); DatabaseUtils.cursorIntToContentValuesIfPresent(cursor, cv, CALENDAR_ID); DatabaseUtils.cursorStringToContentValuesIfPresent(cursor, cv, HTML_URI); DatabaseUtils.cursorStringToContentValuesIfPresent(cursor, cv, TITLE); DatabaseUtils.cursorStringToContentValuesIfPresent(cursor, cv, DESCRIPTION); DatabaseUtils.cursorStringToContentValuesIfPresent(cursor, cv, EVENT_LOCATION); DatabaseUtils.cursorIntToContentValuesIfPresent(cursor, cv, STATUS); DatabaseUtils.cursorIntToContentValuesIfPresent(cursor, cv, SELF_ATTENDEE_STATUS); DatabaseUtils.cursorStringToContentValuesIfPresent(cursor, cv, COMMENTS_URI); DatabaseUtils.cursorLongToContentValuesIfPresent(cursor, cv, DTSTART); DatabaseUtils.cursorLongToContentValuesIfPresent(cursor, cv, DTEND); DatabaseUtils.cursorStringToContentValuesIfPresent(cursor, cv, DURATION); DatabaseUtils.cursorStringToContentValuesIfPresent(cursor, cv, EVENT_TIMEZONE); DatabaseUtils.cursorStringToContentValuesIfPresent(cursor, cv, ALL_DAY); DatabaseUtils.cursorIntToContentValuesIfPresent(cursor, cv, VISIBILITY); DatabaseUtils.cursorIntToContentValuesIfPresent(cursor, cv, TRANSPARENCY); DatabaseUtils.cursorStringToContentValuesIfPresent(cursor, cv, HAS_ALARM); DatabaseUtils.cursorStringToContentValuesIfPresent(cursor, cv, HAS_EXTENDED_PROPERTIES); DatabaseUtils.cursorStringToContentValuesIfPresent(cursor, cv, RRULE); DatabaseUtils.cursorStringToContentValuesIfPresent(cursor, cv, RDATE); DatabaseUtils.cursorStringToContentValuesIfPresent(cursor, cv, EXRULE); DatabaseUtils.cursorStringToContentValuesIfPresent(cursor, cv, EXDATE); DatabaseUtils.cursorStringToContentValuesIfPresent(cursor, cv, ORIGINAL_EVENT); DatabaseUtils.cursorLongToContentValuesIfPresent(cursor, cv, ORIGINAL_INSTANCE_TIME); DatabaseUtils.cursorIntToContentValuesIfPresent(cursor, cv, ORIGINAL_ALL_DAY); DatabaseUtils.cursorLongToContentValuesIfPresent(cursor, cv, LAST_DATE); DatabaseUtils.cursorIntToContentValuesIfPresent(cursor, cv, HAS_ATTENDEE_DATA); DatabaseUtils.cursorIntToContentValuesIfPresent(cursor, cv, GUESTS_CAN_INVITE_OTHERS); DatabaseUtils.cursorIntToContentValuesIfPresent(cursor, cv, GUESTS_CAN_MODIFY); DatabaseUtils.cursorIntToContentValuesIfPresent(cursor, cv, GUESTS_CAN_SEE_GUESTS); DatabaseUtils.cursorStringToContentValuesIfPresent(cursor, cv, ORGANIZER); DatabaseUtils.cursorStringToContentValuesIfPresent(cursor, cv, _SYNC_ID); DatabaseUtils.cursorStringToContentValuesIfPresent(cursor, cv, _SYNC_DATA); DatabaseUtils.cursorLongToContentValuesIfPresent(cursor, cv, _SYNC_DIRTY); DatabaseUtils.cursorStringToContentValuesIfPresent(cursor, cv, _SYNC_VERSION); DatabaseUtils.cursorIntToContentValuesIfPresent(cursor, cv, DELETED); DatabaseUtils.cursorStringToContentValuesIfPresent(cursor, cv, Calendars.URL); Entity entity = new Entity(cv); Cursor subCursor; if (mResolver != null) { subCursor = mResolver.query(Reminders.CONTENT_URI, REMINDERS_PROJECTION, WHERE_EVENT_ID, new String[] { Long.toString(eventId) } /* selectionArgs */, null /* sortOrder */); } else { subCursor = mProvider.query(Reminders.CONTENT_URI, REMINDERS_PROJECTION, WHERE_EVENT_ID, new String[] { Long.toString(eventId) } /* selectionArgs */, null /* sortOrder */); } try { while (subCursor.moveToNext()) { ContentValues reminderValues = new ContentValues(); reminderValues.put(Reminders.MINUTES, subCursor.getInt(COLUMN_MINUTES)); reminderValues.put(Reminders.METHOD, subCursor.getInt(COLUMN_METHOD)); entity.addSubValue(Reminders.CONTENT_URI, reminderValues); } } finally { subCursor.close(); } if (mResolver != null) { subCursor = mResolver.query(Attendees.CONTENT_URI, ATTENDEES_PROJECTION, WHERE_EVENT_ID, new String[] { Long.toString(eventId) } /* selectionArgs */, null /* sortOrder */); } else { subCursor = mProvider.query(Attendees.CONTENT_URI, ATTENDEES_PROJECTION, WHERE_EVENT_ID, new String[] { Long.toString(eventId) } /* selectionArgs */, null /* sortOrder */); } try { while (subCursor.moveToNext()) { ContentValues attendeeValues = new ContentValues(); attendeeValues.put(Attendees.ATTENDEE_NAME, subCursor.getString(COLUMN_ATTENDEE_NAME)); attendeeValues.put(Attendees.ATTENDEE_EMAIL, subCursor.getString(COLUMN_ATTENDEE_EMAIL)); attendeeValues.put(Attendees.ATTENDEE_RELATIONSHIP, subCursor.getInt(COLUMN_ATTENDEE_RELATIONSHIP)); attendeeValues.put(Attendees.ATTENDEE_TYPE, subCursor.getInt(COLUMN_ATTENDEE_TYPE)); attendeeValues.put(Attendees.ATTENDEE_STATUS, subCursor.getInt(COLUMN_ATTENDEE_STATUS)); entity.addSubValue(Attendees.CONTENT_URI, attendeeValues); } } finally { subCursor.close(); } if (mResolver != null) { subCursor = mResolver.query(ExtendedProperties.CONTENT_URI, EXTENDED_PROJECTION, WHERE_EVENT_ID, new String[] { Long.toString(eventId) } /* selectionArgs */, null /* sortOrder */); } else { subCursor = mProvider.query(ExtendedProperties.CONTENT_URI, EXTENDED_PROJECTION, WHERE_EVENT_ID, new String[] { Long.toString(eventId) } /* selectionArgs */, null /* sortOrder */); } try { while (subCursor.moveToNext()) { ContentValues extendedValues = new ContentValues(); extendedValues.put(ExtendedProperties._ID, subCursor.getString(COLUMN_ID)); extendedValues.put(ExtendedProperties.NAME, subCursor.getString(COLUMN_NAME)); extendedValues.put(ExtendedProperties.VALUE, subCursor.getString(COLUMN_VALUE)); entity.addSubValue(ExtendedProperties.CONTENT_URI, extendedValues); } } finally { subCursor.close(); } cursor.moveToNext(); return entity; } } } /** * Contains one entry per calendar event. Recurring events show up as a single entry. */ public static final class Events implements BaseColumns, EventsColumns, CalendarsColumns { private static final String[] FETCH_ENTRY_COLUMNS = new String[] { Events._SYNC_ACCOUNT, Events._SYNC_ID }; private static final String[] ATTENDEES_COLUMNS = new String[] { AttendeesColumns.ATTENDEE_NAME, AttendeesColumns.ATTENDEE_EMAIL, AttendeesColumns.ATTENDEE_RELATIONSHIP, AttendeesColumns.ATTENDEE_TYPE, AttendeesColumns.ATTENDEE_STATUS }; public static final Cursor query(ContentResolver cr, String[] projection) { return cr.query(CONTENT_URI, projection, null, null, DEFAULT_SORT_ORDER); } public static final Cursor query(ContentResolver cr, String[] projection, String where, String orderBy) { return cr.query(CONTENT_URI, projection, where, null, orderBy == null ? DEFAULT_SORT_ORDER : orderBy); } private static String extractValue(ICalendar.Component component, String propertyName) { ICalendar.Property property = component.getFirstProperty(propertyName); if (property != null) { return property.getValue(); } return null; } /** * The content:// style URL for this table */ public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/events"); public static final Uri DELETED_CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/deleted_events"); /** * The default sort order for this table */ public static final String DEFAULT_SORT_ORDER = ""; } /** * Contains one entry per calendar event instance. Recurring events show up every time * they occur. */ public static final class Instances implements BaseColumns, EventsColumns, CalendarsColumns { private static final String WHERE_CALENDARS_SELECTED = Calendars.SELECTED + "=1"; public static final Cursor query(ContentResolver cr, String[] projection, long begin, long end) { Uri.Builder builder = CONTENT_URI.buildUpon(); ContentUris.appendId(builder, begin); ContentUris.appendId(builder, end); return cr.query(builder.build(), projection, WHERE_CALENDARS_SELECTED, null, DEFAULT_SORT_ORDER); } public static final Cursor query(ContentResolver cr, String[] projection, long begin, long end, String where, String orderBy) { Uri.Builder builder = CONTENT_URI.buildUpon(); ContentUris.appendId(builder, begin); ContentUris.appendId(builder, end); if (TextUtils.isEmpty(where)) { where = WHERE_CALENDARS_SELECTED; } else { where = "(" + where + ") AND " + WHERE_CALENDARS_SELECTED; } return cr.query(builder.build(), projection, where, null, orderBy == null ? DEFAULT_SORT_ORDER : orderBy); } /** * The content:// style URL for this table */ public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/instances/when"); public static final Uri CONTENT_BY_DAY_URI = Uri.parse("content://" + AUTHORITY + "/instances/whenbyday"); /** * The default sort order for this table. */ public static final String DEFAULT_SORT_ORDER = "begin ASC"; /** * The sort order is: events with an earlier start time occur * first and if the start times are the same, then events with * a later end time occur first. The later end time is ordered * first so that long-running events in the calendar views appear * first. If the start and end times of two events are * the same then we sort alphabetically on the title. This isn't * required for correctness, it just adds a nice touch. */ public static final String SORT_CALENDAR_VIEW = "begin ASC, end DESC, title ASC"; /** * The beginning time of the instance, in UTC milliseconds *

Type: INTEGER (long; millis since epoch)

*/ public static final String BEGIN = "begin"; /** * The ending time of the instance, in UTC milliseconds *

Type: INTEGER (long; millis since epoch)

*/ public static final String END = "end"; /** * The event for this instance *

Type: INTEGER (long, foreign key to the Events table)

*/ public static final String EVENT_ID = "event_id"; /** * The Julian start day of the instance, relative to the local timezone *

Type: INTEGER (int)

*/ public static final String START_DAY = "startDay"; /** * The Julian end day of the instance, relative to the local timezone *

Type: INTEGER (int)

*/ public static final String END_DAY = "endDay"; /** * The start minute of the instance measured from midnight in the * local timezone. *

Type: INTEGER (int)

*/ public static final String START_MINUTE = "startMinute"; /** * The end minute of the instance measured from midnight in the * local timezone. *

Type: INTEGER (int)

*/ public static final String END_MINUTE = "endMinute"; } /** * CalendarCache stores some settings for calendar including the current * time zone for the app. These settings are stored using a key/value * scheme. */ public interface CalendarCacheColumns { /** * The key for the setting. Keys are defined in CalendarChache in the * Calendar provider. * TODO Add keys to this file */ public static final String KEY = "key"; /** * The value of the given setting. */ public static final String VALUE = "value"; } public static class CalendarCache implements CalendarCacheColumns { /** * The URI to use for retrieving the properties from the Calendar db. */ public static final Uri URI = Uri.parse("content://" + AUTHORITY + "/properties"); public static final String[] POJECTION = { KEY, VALUE }; /** * If updating a property, this must be provided as the selection. All * other selections will fail. For queries this field can be omitted to * retrieve all properties or used to query a single property. Valid * keys include {@link #TIMEZONE_KEY_TYPE}, * {@link #TIMEZONE_KEY_INSTANCES}, and * {@link #TIMEZONE_KEY_INSTANCES_PREVIOUS}, though the last one can * only be read, not written. */ public static final String WHERE = "key=?"; /** * They key for updating the use of auto/home time zones in Calendar. * Valid values are {@link #TIMEZONE_TYPE_AUTO} or * {@link #TIMEZONE_TYPE_HOME}. */ public static final String TIMEZONE_KEY_TYPE = "timezoneType"; /** * The key for updating the time zone used by the provider when it * generates the instances table. This should only be written if the * type is set to {@link #TIMEZONE_TYPE_HOME}. A valid time zone id * should be written to this field. */ public static final String TIMEZONE_KEY_INSTANCES = "timezoneInstances"; /** * The key for reading the last time zone set by the user. This should * only be read by apps and it will be automatically updated whenever * {@link #TIMEZONE_KEY_INSTANCES} is updated with * {@link #TIMEZONE_TYPE_HOME} set. */ public static final String TIMEZONE_KEY_INSTANCES_PREVIOUS = "timezoneInstancesPrevious"; /** * The value to write to {@link #TIMEZONE_KEY_TYPE} if the provider * should stay in sync with the device's time zone. */ public static final String TIMEZONE_TYPE_AUTO = "auto"; /** * The value to write to {@link #TIMEZONE_KEY_TYPE} if the provider * should use a fixed time zone set by the user. */ public static final String TIMEZONE_TYPE_HOME = "home"; } /** * A few Calendar globals are needed in the CalendarProvider for expanding * the Instances table and these are all stored in the first (and only) * row of the CalendarMetaData table. */ public interface CalendarMetaDataColumns { /** * The local timezone that was used for precomputing the fields * in the Instances table. */ public static final String LOCAL_TIMEZONE = "localTimezone"; /** * The minimum time used in expanding the Instances table, * in UTC milliseconds. *

Type: INTEGER

*/ public static final String MIN_INSTANCE = "minInstance"; /** * The maximum time used in expanding the Instances table, * in UTC milliseconds. *

Type: INTEGER

*/ public static final String MAX_INSTANCE = "maxInstance"; /** * The minimum Julian day in the EventDays table. *

Type: INTEGER

*/ public static final String MIN_EVENTDAYS = "minEventDays"; /** * The maximum Julian day in the EventDays table. *

Type: INTEGER

*/ public static final String MAX_EVENTDAYS = "maxEventDays"; } public static final class CalendarMetaData implements CalendarMetaDataColumns { } public interface EventDaysColumns { /** * The Julian starting day number. *

Type: INTEGER (int)

*/ public static final String STARTDAY = "startDay"; public static final String ENDDAY = "endDay"; } public static final class EventDays implements EventDaysColumns { public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/instances/groupbyday"); public static final String[] PROJECTION = { STARTDAY, ENDDAY }; public static final String SELECTION = "selected=1"; /** * Retrieves the days with events for the Julian days starting at "startDay" * for "numDays". * * @param cr the ContentResolver * @param startDay the first Julian day in the range * @param numDays the number of days to load (must be at least 1) * @return a database cursor */ public static final Cursor query(ContentResolver cr, int startDay, int numDays) { if (numDays < 1) { return null; } int endDay = startDay + numDays - 1; Uri.Builder builder = CONTENT_URI.buildUpon(); ContentUris.appendId(builder, startDay); ContentUris.appendId(builder, endDay); return cr.query(builder.build(), PROJECTION, SELECTION, null /* selection args */, STARTDAY); } } public interface RemindersColumns { /** * The event the reminder belongs to *

Type: INTEGER (foreign key to the Events table)

*/ public static final String EVENT_ID = "event_id"; /** * The minutes prior to the event that the alarm should ring. -1 * specifies that we should use the default value for the system. *

Type: INTEGER

*/ public static final String MINUTES = "minutes"; public static final int MINUTES_DEFAULT = -1; /** * The alarm method, as set on the server. DEFAULT, ALERT, EMAIL, and * SMS are possible values; the device will only process DEFAULT and * ALERT reminders (the other types are simply stored so we can send the * same reminder info back to the server when we make changes). */ public static final String METHOD = "method"; public static final int METHOD_DEFAULT = 0; public static final int METHOD_ALERT = 1; public static final int METHOD_EMAIL = 2; public static final int METHOD_SMS = 3; } public static final class Reminders implements BaseColumns, RemindersColumns, EventsColumns { public static final String TABLE_NAME = "Reminders"; public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/reminders"); } public interface CalendarAlertsColumns { /** * The event that the alert belongs to *

Type: INTEGER (foreign key to the Events table)

*/ public static final String EVENT_ID = "event_id"; /** * The start time of the event, in UTC *

Type: INTEGER (long; millis since epoch)

*/ public static final String BEGIN = "begin"; /** * The end time of the event, in UTC *

Type: INTEGER (long; millis since epoch)

*/ public static final String END = "end"; /** * The alarm time of the event, in UTC *

Type: INTEGER (long; millis since epoch)

*/ public static final String ALARM_TIME = "alarmTime"; /** * The creation time of this database entry, in UTC. * (Useful for debugging missed reminders.) *

Type: INTEGER (long; millis since epoch)

*/ public static final String CREATION_TIME = "creationTime"; /** * The time that the alarm broadcast was received by the Calendar app, * in UTC. (Useful for debugging missed reminders.) *

Type: INTEGER (long; millis since epoch)

*/ public static final String RECEIVED_TIME = "receivedTime"; /** * The time that the notification was created by the Calendar app, * in UTC. (Useful for debugging missed reminders.) *

Type: INTEGER (long; millis since epoch)

*/ public static final String NOTIFY_TIME = "notifyTime"; /** * The state of this alert. It starts out as SCHEDULED, then when * the alarm goes off, it changes to FIRED, and then when the user * dismisses the alarm it changes to DISMISSED. *

Type: INTEGER

*/ public static final String STATE = "state"; public static final int SCHEDULED = 0; public static final int FIRED = 1; public static final int DISMISSED = 2; /** * The number of minutes that this alarm precedes the start time *

Type: INTEGER

*/ public static final String MINUTES = "minutes"; /** * The default sort order for this table */ public static final String DEFAULT_SORT_ORDER = "begin ASC,title ASC"; } public static final class CalendarAlerts implements BaseColumns, CalendarAlertsColumns, EventsColumns, CalendarsColumns { public static final String TABLE_NAME = "CalendarAlerts"; public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/calendar_alerts"); private static final String WHERE_ALARM_EXISTS = EVENT_ID + "=?" + " AND " + BEGIN + "=?" + " AND " + ALARM_TIME + "=?"; private static final String WHERE_FINDNEXTALARMTIME = ALARM_TIME + ">=?"; private static final String SORT_ORDER_ALARMTIME_ASC = ALARM_TIME + " ASC"; private static final String WHERE_RESCHEDULE_MISSED_ALARMS = STATE + "=" + SCHEDULED + " AND " + ALARM_TIME + "?" + " AND " + END + ">=?"; /** * This URI is for grouping the query results by event_id and begin * time. This will return one result per instance of an event. So * events with multiple alarms will appear just once, but multiple * instances of a repeating event will show up multiple times. */ public static final Uri CONTENT_URI_BY_INSTANCE = Uri.parse("content://" + AUTHORITY + "/calendar_alerts/by_instance"); private static final boolean DEBUG = true; public static final Uri insert(ContentResolver cr, long eventId, long begin, long end, long alarmTime, int minutes) { ContentValues values = new ContentValues(); values.put(CalendarAlerts.EVENT_ID, eventId); values.put(CalendarAlerts.BEGIN, begin); values.put(CalendarAlerts.END, end); values.put(CalendarAlerts.ALARM_TIME, alarmTime); long currentTime = System.currentTimeMillis(); values.put(CalendarAlerts.CREATION_TIME, currentTime); values.put(CalendarAlerts.RECEIVED_TIME, 0); values.put(CalendarAlerts.NOTIFY_TIME, 0); values.put(CalendarAlerts.STATE, SCHEDULED); values.put(CalendarAlerts.MINUTES, minutes); return cr.insert(CONTENT_URI, values); } public static final Cursor query(ContentResolver cr, String[] projection, String selection, String[] selectionArgs, String sortOrder) { return cr.query(CONTENT_URI, projection, selection, selectionArgs, sortOrder); } /** * Finds the next alarm after (or equal to) the given time and returns * the time of that alarm or -1 if no such alarm exists. * * @param cr the ContentResolver * @param millis the time in UTC milliseconds * @return the next alarm time greater than or equal to "millis", or -1 * if no such alarm exists. */ public static final long findNextAlarmTime(ContentResolver cr, long millis) { String selection = ALARM_TIME + ">=" + millis; // TODO: construct an explicit SQL query so that we can add // "LIMIT 1" to the end and get just one result. String[] projection = new String[] { ALARM_TIME }; Cursor cursor = query(cr, projection, WHERE_FINDNEXTALARMTIME, new String[] { Long.toString(millis) }, SORT_ORDER_ALARMTIME_ASC); long alarmTime = -1; try { if (cursor != null && cursor.moveToFirst()) { alarmTime = cursor.getLong(0); } } finally { if (cursor != null) { cursor.close(); } } return alarmTime; } /** * Searches the CalendarAlerts table for alarms that should have fired * but have not and then reschedules them. This method can be called * at boot time to restore alarms that may have been lost due to a * phone reboot. * * @param cr the ContentResolver * @param context the Context * @param manager the AlarmManager */ public static final void rescheduleMissedAlarms(ContentResolver cr, Context context, AlarmManager manager) { // Get all the alerts that have been scheduled but have not fired // and should have fired by now and are not too old. long now = System.currentTimeMillis(); long ancient = now - DateUtils.DAY_IN_MILLIS; String[] projection = new String[] { ALARM_TIME, }; // TODO: construct an explicit SQL query so that we can add // "GROUPBY" instead of doing a sort and de-dup Cursor cursor = CalendarAlerts.query(cr, projection, WHERE_RESCHEDULE_MISSED_ALARMS, new String[] { Long.toString(now), Long.toString(ancient), Long.toString(now) }, SORT_ORDER_ALARMTIME_ASC); if (cursor == null) { return; } if (DEBUG) { Log.d(TAG, "missed alarms found: " + cursor.getCount()); } try { long alarmTime = -1; while (cursor.moveToNext()) { long newAlarmTime = cursor.getLong(0); if (alarmTime != newAlarmTime) { if (DEBUG) { Log.w(TAG, "rescheduling missed alarm. alarmTime: " + newAlarmTime); } scheduleAlarm(context, manager, newAlarmTime); alarmTime = newAlarmTime; } } } finally { cursor.close(); } } public static void scheduleAlarm(Context context, AlarmManager manager, long alarmTime) { if (DEBUG) { Time time = new Time(); time.set(alarmTime); String schedTime = time.format(" %a, %b %d, %Y %I:%M%P"); Log.d(TAG, "Schedule alarm at " + alarmTime + " " + schedTime); } if (manager == null) { manager = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE); } Intent intent = new Intent(EVENT_REMINDER_ACTION); intent.setData(ContentUris.withAppendedId(Calendar.CONTENT_URI, alarmTime)); intent.putExtra(ALARM_TIME, alarmTime); PendingIntent pi = PendingIntent.getBroadcast(context, 0, intent, 0); manager.set(AlarmManager.RTC_WAKEUP, alarmTime, pi); } /** * Searches for an entry in the CalendarAlerts table that matches * the given event id, begin time and alarm time. If one is found * then this alarm already exists and this method returns true. * * @param cr the ContentResolver * @param eventId the event id to match * @param begin the start time of the event in UTC millis * @param alarmTime the alarm time of the event in UTC millis * @return true if there is already an alarm for the given event * with the same start time and alarm time. */ public static final boolean alarmExists(ContentResolver cr, long eventId, long begin, long alarmTime) { // TODO: construct an explicit SQL query so that we can add // "LIMIT 1" to the end and get just one result. String[] projection = new String[] { ALARM_TIME }; Cursor cursor = query(cr, projection, WHERE_ALARM_EXISTS, new String[] { Long.toString(eventId), Long.toString(begin), Long.toString(alarmTime) }, null); boolean found = false; try { if (cursor != null && cursor.getCount() > 0) { found = true; } } finally { if (cursor != null) { cursor.close(); } } return found; } } public interface ExtendedPropertiesColumns { /** * The event the extended property belongs to *

Type: INTEGER (foreign key to the Events table)

*/ public static final String EVENT_ID = "event_id"; /** * The name of the extended property. This is a uri of the form * {scheme}#{local-name} convention. *

Type: TEXT

*/ public static final String NAME = "name"; /** * The value of the extended property. *

Type: TEXT

*/ public static final String VALUE = "value"; } public static final class ExtendedProperties implements BaseColumns, ExtendedPropertiesColumns, EventsColumns { public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/extendedproperties"); // TODO: fill out this class when we actually start utilizing extendedproperties // in the calendar application. } /** * A table provided for sync adapters to use for storing private sync state data. * * @see SyncStateContract */ public static final class SyncState implements SyncStateContract.Columns { /** * This utility class cannot be instantiated */ private SyncState() {} public static final String CONTENT_DIRECTORY = SyncStateContract.Constants.CONTENT_DIRECTORY; /** * The content:// style URI for this table */ public static final Uri CONTENT_URI = Uri.withAppendedPath(Calendar.CONTENT_URI, CONTENT_DIRECTORY); } }