Move cell data and data sources to corresponding modules.

Riot/Modules/Room/Search/DataSources/RoomSearchDataSource.m

@@ -0,0 +1,94 @@
+/*
+ Copyright 2015 OpenMarket Ltd
+ Copyright 2017 Vector Creations Ltd
+
+ 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.
+ */
+
+#import "RoomSearchDataSource.h"
+
+#import "RoomBubbleCellData.h"
+
+#import "RiotDesignValues.h"
+
+#import "MXKRoomBubbleTableViewCell+Riot.h"
+
+@interface RoomSearchDataSource ()
+{
+    MXKRoomDataSource *roomDataSource;
+}
+
+@end
+
+@implementation RoomSearchDataSource
+
+- (instancetype)initWithRoomDataSource:(MXKRoomDataSource *)roomDataSource2
+{
+    self = [super initWithMatrixSession:roomDataSource2.mxSession];
+    if (self)
+    {
+        roomDataSource = roomDataSource2;
+        
+        // The messages search is limited to the room data.
+        self.roomEventFilter.rooms = @[roomDataSource.roomId];
+    }
+    return self;
+}
+
+- (void)destroy
+{
+    roomDataSource = nil;
+    
+    [super destroy];
+}
+
+- (void)convertHomeserverResultsIntoCells:(MXSearchRoomEventResults *)roomEventResults
+{
+    // Prepare text font used to highlight the search pattern.
+    UIFont *patternFont = [roomDataSource.eventFormatter bingTextFont];
+    
+    // Convert the HS results into `RoomViewController` cells
+    for (MXSearchResult *result in roomEventResults.results)
+    {
+        // Let the `RoomViewController` ecosystem do the job
+        // The search result contains only room message events, no state events.
+        // Thus, passing the current room state is not a huge problem. Only
+        // the user display name and his avatar may be wrong.
+        RoomBubbleCellData *cellData = [[RoomBubbleCellData alloc] initWithEvent:result.result andRoomState:roomDataSource.room.state andRoomDataSource:roomDataSource];
+        if (cellData)
+        {
+            // Highlight the search pattern
+            [cellData highlightPatternInTextMessage:self.searchText withForegroundColor:kRiotColorGreen andFont:patternFont];
+            
+            [cellDataArray insertObject:cellData atIndex:0];
+        }
+    }
+}
+
+- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
+{
+    UITableViewCell *cell = [super tableView:tableView cellForRowAtIndexPath:indexPath];
+    
+    // Finalize cell view customization here
+    if ([cell isKindOfClass:MXKRoomBubbleTableViewCell.class])
+    {
+        MXKRoomBubbleTableViewCell *bubbleCell = (MXKRoomBubbleTableViewCell*)cell;
+        
+        // Display date for each message
+        [bubbleCell addDateLabel];
+    }
+    
+    return cell;
+}
+
+@end