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// -*- Mode: ObjC; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
//
// This file is part of the LibreOffice project.
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
#import "CommandInterpreter.h"
#import "SlideShow.h"
#import "NSString+Base64.h"
#import "CommunicationManager.h"
#import "Client.h"
#import "Server.h"
@interface CommandInterpreter()
@end
@implementation CommandInterpreter
@synthesize slideShow = _slideShow;
dispatch_queue_t backgroundQueue;
- (CommandInterpreter *) init
{
self = [super init];
self.slideShow = [[SlideShow alloc] init];
return self;
}
- (BOOL) isSlideRunning {
return [self.slideShow size] > 0;
}
// Received a set of instructions from server.
// Marker equals to the end of the one command
- (void) parse:(NSArray*)command{
uint marker = 1;
if ([command count] == 0) {
return;
}
NSString *instruction = [command objectAtIndex:0];
if ([instruction isEqualToString:STATUS_PAIRING_PINVALIDATION]) {
[[NSNotificationCenter defaultCenter] postNotificationName:STATUS_PAIRING_PINVALIDATION
object:nil];
marker = 2;
}
else if ([instruction isEqualToString:STATUS_SERVER_VERSION]){
[[[[CommunicationManager sharedComManager] client] server] setServerVersion:[command objectAtIndex:1]];
marker = 3;
}
else if ([instruction isEqualToString:STATUS_PAIRING_PAIRED]){
[[NSNotificationCenter defaultCenter] postNotificationName:STATUS_PAIRING_PAIRED
object:nil];
// print out server info with server version / or unspecified if didn't receive it from the server
NSLog(@"Connected to %@", [[[CommunicationManager sharedComManager] client] server].description);
}
else if([instruction isEqualToString:@"slideshow_started"]){
uint slideLength = [[command objectAtIndex:1] integerValue];
uint currentSlide = [[command objectAtIndex:2] integerValue];
NSLog(@"Interpreter: slideshow_started with currentSlide: %u slideLength: %u", currentSlide, slideLength);
[self.slideShow setSize:slideLength];
[self.slideShow setCurrentSlide:currentSlide];
[[NSNotificationCenter defaultCenter] postNotificationName:STATUS_CONNECTED_SLIDESHOW_RUNNING
object:nil];
[[NSNotificationCenter defaultCenter] postNotificationName:MSG_SLIDE_CHANGED object:nil];
marker = 4;
} else if ([instruction isEqualToString:@"slideshow_finished"]){
NSLog(@"Interpreter: slideshow_finished");
self.slideShow = [[SlideShow alloc] init];
[[NSNotificationCenter defaultCenter] postNotificationName:STATUS_CONNECTED_NOSLIDESHOW object:nil];
marker = 2;
} else if([instruction isEqualToString:@"slideshow_info"]){
NSLog(@"Interpreter: slideshow_info");
NSString * title = [command objectAtIndex:1];
NSLog(@"title: %@", title);
[self.slideShow setTitle:title];
[[NSNotificationCenter defaultCenter] postNotificationName:SLIDESHOW_INFO_RECEIVED
object:nil];
marker = 3;
} else {
if ([instruction isEqualToString:@"slide_updated"]) {
NSLog(@"Interpret er: slide_updated");
uint newSlideNumber = [[command objectAtIndex:1] integerValue];
[self.slideShow setCurrentSlide:newSlideNumber];
[[NSNotificationCenter defaultCenter] postNotificationName:MSG_SLIDE_CHANGED object:nil];
marker = 3;
} else if ([instruction isEqualToString:@"slide_preview"]){
backgroundQueue = dispatch_queue_create("com.libreoffice.iosremote", NULL);
dispatch_async(backgroundQueue, ^(void) {
uint slideNumber = [[command objectAtIndex:1] integerValue];
NSString * imageData = [command objectAtIndex:2];
[self.slideShow putImage:imageData
AtIndex:slideNumber];
});
marker = 4;
} else if ([instruction isEqualToString:@"slide_notes"]){
backgroundQueue = dispatch_queue_create("com.libreoffice.iosremote", NULL);
uint slideNumber = [[command objectAtIndex:1] integerValue];
NSMutableString *notes = [[NSMutableString alloc] init];
for (int i = 2; i<command.count; ++i) {
[notes appendString:[command objectAtIndex:i]];
if ([notes hasSuffix:@"</html>"] || [notes hasSuffix:@"</body>"]) {
marker = i+2;
break;
}
}
[self.slideShow putNotes:notes
AtIndex:slideNumber];
[[NSNotificationCenter defaultCenter] postNotificationName:MSG_SLIDE_NOTES object: [NSNumber numberWithUnsignedInt:slideNumber]];
}
}
if ([command count] > marker && ![[command objectAtIndex:marker] isEqualToString:@""])
{
NSRange range;
range.location = marker;
range.length = [command count] - marker;
// NSLog([command subarrayWithRange:range]);
[self parse:[command subarrayWithRange:range]];
}
}
@end
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