示例#1
0
        public override List <ContentProviderOperation> Parse(XDocument input, ContentResolver resolver)
        {
            List <ContentProviderOperation> batch = new List <ContentProviderOperation>();

            // Clear any existing static blocks, as they may have been updated.
            String selection = ScheduleContract.Blocks.BLOCK_TYPE + "=? OR " + ScheduleContract.Blocks.BLOCK_TYPE + "=?";

            String[] selectionArgs =
            {
                ParserUtils.BlockTypeFood,
                ParserUtils.BlockTypeOfficeHours
            };
            batch.Add(ContentProviderOperation.NewDelete(ScheduleContract.Blocks.CONTENT_URI).WithSelection(selection, selectionArgs).Build());

            var blocks = from x in input.Descendants("block")
                         select new BlocksXml
            {
                StartTime = ParserUtils.ParseTime(x.Element("start").Value),
                EndTime   = ParserUtils.ParseTime(x.Element("end").Value),
                Title     = x.Element("title").Value,
                BlockType = x.Element("type") != null?x.Element("type").Value : ""
            };

            foreach (var item in blocks)
            {
                batch.Add(ParseBlock(item));
            }

            return(batch);
        }
示例#2
0
        private static void CleanupPlaylist(Context context, long playlistId, ICursor cursor)
        {
            var idCol = cursor.GetColumnIndexOrThrow(Playlists.Members.AudioId);
            var uri   = Uri.Parse($"content://media/external/audio/playlists/{playlistId}/members");

            var ops = new List <ContentProviderOperation> {
                ContentProviderOperation.NewDelete(uri).Build()
            };

            var f = 100;

            if (cursor.MoveToFirst() && cursor.Count > 0)
            {
                do
                {
                    var builder = ContentProviderOperation.NewInsert(uri)
                                  .WithValue(Playlists.Members.PlayOrder, cursor.Position)
                                  .WithValue(Playlists.Members.AudioId, cursor.GetLong(idCol));

                    if ((cursor.Position + 1) % f == 0)
                    {
                        builder.WithYieldAllowed(true);
                    }

                    ops.Add(builder.Build());
                } while (cursor.MoveToNext());
            }

            context.ContentResolver.ApplyBatch(MediaStore.Authority, ops);
        }
        /// <summary>
        /// Builds ContentProviderOperations for adding/removing reminders.
        /// Specifically intended for use by AddOrUpdateEvent, as if existingEvent is omitted,
        /// this requires that the operations are added to a batch in which the first operation
        /// inserts the event.
        /// </summary>
        /// <param name="reminders">New reminders (replacing existing reminders, if any)</param>
        /// <param name="existingEvent">(optional) Existing event to update reminders for</param>
        /// <returns>List of ContentProviderOperations for applying reminder updates as part of a batched update</returns>
        private static IList <ContentProviderOperation> BuildReminderUpdateOperations(IList <CalendarEventReminder> reminders, CalendarEvent existingEvent = null)
        {
            var operations = new List <ContentProviderOperation>();

            // If reminders haven't changed, do nothing
            //
            if (reminders == existingEvent?.Reminders ||
                (reminders != null && existingEvent?.Reminders != null && reminders.SequenceEqual(existingEvent.Reminders)))
            {
                return(operations);
            }

            // Build operations that remove all existing reminders and add new ones

            if (existingEvent?.Reminders != null)
            {
                operations.AddRange(existingEvent.Reminders.Select(reminder =>
                                                                   ContentProviderOperation.NewDelete(_remindersUri)
                                                                   .WithSelection($"{CalendarContract.Reminders.InterfaceConsts.EventId} = {existingEvent.ExternalID}", null)
                                                                   .Build()));
            }

            if (reminders != null)
            {
                if (existingEvent != null)
                {
                    operations.AddRange(reminders.Select(reminder =>
                                                         ContentProviderOperation.NewInsert(_remindersUri)
                                                         .WithValues(reminder.ToContentValues(existingEvent.ExternalID))
                                                         .Build()));
                }
                else
                {
                    // This assumes that these operations are being added to a batch in which the first operation
                    // is the event insertion operation
                    //
                    operations.AddRange(reminders.Select(reminder =>
                                                         ContentProviderOperation.NewInsert(_remindersUri)
                                                         .WithValues(reminder.ToContentValues())
                                                         .WithValueBackReference(CalendarContract.Reminders.InterfaceConsts.EventId, 0)
                                                         .Build()));
                }
            }

            return(operations);
        }
        public override List <ContentProviderOperation> Parse(XDocument input, ContentResolver resolver)
        {
            List <ContentProviderOperation> batch = new List <ContentProviderOperation>();

            batch.Add(ContentProviderOperation.NewDelete(ScheduleContract.Tracks.CONTENT_URI).Build());

            var tracks = from x in input.Descendants("track")
                         select new TrackXml
            {
                Name     = x.Element("name").Value,
                Color    = Color.ParseColor(x.Element("color").Value),
                Abstract = x.Element("abstract").Value
            };

            foreach (var item in tracks)
            {
                batch.Add(ParseTracks(item));
            }

            return(batch);
        }
        public override List <ContentProviderOperation> Parse(XDocument input, ContentResolver resolver)
        {
            List <ContentProviderOperation> batch = new List <ContentProviderOperation>();

            // Clear any existing suggestion words
            batch.Add(ContentProviderOperation.NewDelete(ScheduleContract.SearchSuggest.CONTENT_URI).Build());


            var suggestions = from x in input.Descendants("word")
                              select new TagXml
            {
                Word = x.Value
            };

            foreach (var item in suggestions)
            {
                batch.Add(ContentProviderOperation.NewInsert(ScheduleContract.SearchSuggest.CONTENT_URI).WithValue(SearchManager.SuggestColumnText1, item.Word).Build());
            }

            return(batch);
        }