diff options
Diffstat (limited to 'ios/iosremote/iosremote/Classes/ServerListViewController.m')
| -rw-r--r-- | ios/iosremote/iosremote/Classes/ServerListViewController.m | 542 |
1 files changed, 542 insertions, 0 deletions
diff --git a/ios/iosremote/iosremote/Classes/ServerListViewController.m b/ios/iosremote/iosremote/Classes/ServerListViewController.m new file mode 100644 index 000000000000..e9e65836a257 --- /dev/null +++ b/ios/iosremote/iosremote/Classes/ServerListViewController.m @@ -0,0 +1,542 @@ +// -*- 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 "ServerListViewController.h" +#import "CommunicationManager.h" +#import "NewServerViewController.h" +#import "Server.h" +#import "Client.h" +#import "PopoverView.h" + +#include <sys/socket.h> +#include <netinet/in.h> +#include <arpa/inet.h> + +@interface ServerListViewController () <NSNetServiceBrowserDelegate, NSNetServiceDelegate, PopoverViewDelegate> + +@property (nonatomic, strong) CommunicationManager *comManager; +@property (nonatomic, weak) NSNotificationCenter* center; +@property (nonatomic, strong) id slideShowPreviewStartObserver; +@property (nonatomic, strong) id pinValidationObserver; +@property (atomic, strong) NSIndexPath *lastSpinningCellIndex; +@property (nonatomic, strong) NSNetServiceBrowser *serviceBrowser; + +@property (nonatomic, strong) NSTimer *searchLabelTimer; +@property (nonatomic, strong) NSTimer *searchTimeoutTimer; +@property (nonatomic, strong) NSString *searchStateText; +@property (nonatomic) UITableViewCellSelectionStyle style; + +@end + +@implementation ServerListViewController + +@synthesize style = _style; +@synthesize searchStateText = _searchStateText; +@synthesize searchLabelTimer = _searchLabelTimer; +@synthesize center = _center; +@synthesize comManager = _comManager; +@synthesize lastSpinningCellIndex = _lastSpinningCellIndex; +@synthesize slideShowPreviewStartObserver = _slideShowPreviewStartObserver; +@synthesize pinValidationObserver = _pinValidationObserver; +@synthesize serviceBrowser = _serviceBrowser; + +- (IBAction)onClickMenuButton:(id)sender { + [PopoverView showPopoverAtPoint:CGPointMake([[sender view] center].x, [[sender view] center].y + [[sender view] frame].size.height * 0.5) inView:[sender view].superview withStringArray: + [NSArray arrayWithObjects:NSLocalizedString(@"Connection Help", @"Popover option"), NSLocalizedString(@"About Impress Remote", @"Popover option"), nil] + delegate:self]; +} + +- (void)popoverView:(PopoverView *)popoverView didSelectItemAtIndex:(NSInteger)index +{ + [popoverView dismiss]; + switch (index) { + case 0: + [self performSegueWithIdentifier:@"howtoSegue" sender:self]; + break; + case 1: + [self performSegueWithIdentifier:@"aboutSegue" sender:self]; + break; + default: + break; + } +} + +#pragma mark - helper +- (void) startSearching +{ + [self.serviceBrowser stop]; + [self.comManager.autoDiscoveryServers removeAllObjects]; + [self.serviceBrowser searchForServicesOfType:@"_impressremote._tcp" inDomain:@"local"]; + [self.serviceBrowser scheduleInRunLoop:[NSRunLoop currentRunLoop] forMode:NSDefaultRunLoopMode]; +} + +- (void) setSearchStateText:(NSString *)searchStateText +{ + _searchStateText = searchStateText; + // This doesn't work well on iOS7, might be a bug. The text will get duplicated, it seems that the older section header view was not removed + [self.serverTable reloadSections:[NSIndexSet indexSetWithIndex:0] withRowAnimation:UITableViewRowAnimationNone]; + // [self.serverTable reloadData]; +} + +- (void) setStyle:(UITableViewCellSelectionStyle)style +{ + _style = style; + [self.serverTable reloadSections:[NSIndexSet indexSetWithIndex:0] withRowAnimation:UITableViewRowAnimationNone]; +} + +#pragma mark - netservice resolve delegate +-(void) netServiceDidResolveAddress:(NSNetService *)sender +{ + if ([sender.addresses count]){ + NSData * address = [[sender addresses] objectAtIndex: 0]; + struct sockaddr_in *socketAddress = (struct sockaddr_in *) [address bytes]; + NSString * ipString = [NSString stringWithFormat: @"%s",inet_ntoa(socketAddress->sin_addr)]; + int port = socketAddress->sin_port; + NSLog(@"Resolved at %@:%u", ipString, port); + + [self.comManager connectToServer:[[Server alloc] initWithProtocol:NETWORK atAddress:ipString ofName:sender.name]]; + } +} + +-(void) netService:(NSNetService *)sender didNotResolve:(NSDictionary *)errorDict +{ + NSLog(@"Failed to resolve"); + [self.comManager.autoDiscoveryServers removeAllObjects]; + [self startSearching]; + + UIAlertView *message = [[UIAlertView alloc] initWithTitle:NSLocalizedString(@"Failed to reach your computer", nil) + message:NSLocalizedString(@"Please consider restart LibreOffice Impress on your computer.", nil) + delegate:self + cancelButtonTitle:NSLocalizedString(@"OK", nil) + otherButtonTitles:nil]; + [self disableSpinner]; + [message show]; +} + +#pragma mark - bonjour service discovery + +-(void) handleSearchTimeout +{ + [self.serviceBrowser stop]; +} + +-(void) updateSearchLabel +{ + static short count = 1; + NSString * searchText = NSLocalizedString(@"Searching", nil); + for (uint i = 0; i<=count; ++i) { + searchText = [searchText stringByAppendingString:@"."]; + } + NSLog(@"Updating count = %u SearchText = %@", count, searchText); + self.searchStateText = searchText; + count++; + count = count % 3; +} + +-(void) netServiceBrowserWillSearch:(NSNetServiceBrowser *)aNetServiceBrowser +{ + NSLog(@"Will search"); + self.comManager.searchState = SEARCHING; + self.searchStateText = NSLocalizedString(@"Searching", nil); + [self.searchLabelTimer invalidate]; + [self.searchTimeoutTimer invalidate]; + self.searchLabelTimer = [NSTimer scheduledTimerWithTimeInterval:1.0 + target:self + selector:@selector(updateSearchLabel) + userInfo:nil + repeats:YES]; + + self.searchTimeoutTimer = [NSTimer scheduledTimerWithTimeInterval:5.0 + target:self + selector:@selector(handleSearchTimeout) + userInfo:nil + repeats:NO]; + + [[NSRunLoop currentRunLoop] addTimer:self.searchLabelTimer forMode:NSRunLoopCommonModes]; + self.style = UITableViewCellSelectionStyleNone; +} + +-(void) netServiceBrowserDidStopSearch:(NSNetServiceBrowser *)aNetServiceBrowser +{ + NSLog(@"End search"); + self.comManager.searchState = WAITING; + [self.searchLabelTimer invalidate]; + [self.searchTimeoutTimer invalidate]; + self.searchStateText = NSLocalizedString(@"Click to refresh", nil); + self.style = UITableViewCellSelectionStyleBlue; +} + +- (void)netServiceBrowser:(NSNetServiceBrowser *)aNetServiceBrowser didNotSearch:(NSDictionary *)errorDict +{ + NSLog(@"search error"); +} + +- (void)netServiceBrowser:(NSNetServiceBrowser *)aNetServiceBrowser + didFindService:(NSNetService *)aNetService + moreComing:(BOOL)moreComing +{ + // [self.comManager.autoDiscoveryServers removeObject:aNetService]; + [self.comManager.autoDiscoveryServers addObject:aNetService]; + + NSLog(@"Got service %p with hostname %@\n", aNetService, + [aNetService name]); + + [aNetService setDelegate:self]; + + if(!moreComing) + { + [self.searchTimeoutTimer invalidate]; + [self.searchLabelTimer invalidate]; + self.comManager.searchState = WAITING; + [self.tableView reloadSections:[NSIndexSet indexSetWithIndex:0] withRowAnimation:UITableViewRowAnimationAutomatic]; + } +} + +// Sent when a service disappears +- (void)netServiceBrowser:(NSNetServiceBrowser *)browser + didRemoveService:(NSNetService *)aNetService + moreComing:(BOOL)moreComing +{ + [self.comManager.autoDiscoveryServers removeObject:aNetService]; + + if(!moreComing) + { + // [self.tableView reloadData]; + [self.tableView reloadSections:[NSIndexSet indexSetWithIndex:0] withRowAnimation:UITableViewRowAnimationAutomatic]; + [self startSearching]; + } +} + +# pragma mark - System defaults + +- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)toInterfaceOrientation +{ + if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) + return YES; + else { + return toInterfaceOrientation == UIInterfaceOrientationMaskPortrait; + } +} + + +- (id)initWithStyle:(UITableViewStyle)style +{ + self = [super initWithStyle:style]; + if (self) { + // Custom initialization + } + return self; +} + +- (void)viewDidLoad +{ + [super viewDidLoad]; + // Uncomment the following line to preserve selection between presentations. + // self.clearsSelectionOnViewWillAppear = NO; + + // Uncomment the following line to display an Edit button in the navigation bar for this view controller. + // self.navigationItem.rightBarButtonItem = self.editButtonItem; + + + self.center = [NSNotificationCenter defaultCenter]; + self.comManager = [CommunicationManager sharedComManager]; + self.serverTable.dataSource = self; + self.serverTable.delegate = self; + _style = UITableViewCellSelectionStyleNone; + + [self setTitle:NSLocalizedString(@"Impress Remote", @"App name displayed on navbar")]; +} + +- (void) viewDidAppear:(BOOL)animated +{ + NSOperationQueue *mainQueue = [NSOperationQueue mainQueue]; + self.pinValidationObserver = [[NSNotificationCenter defaultCenter] addObserverForName:STATUS_PAIRING_PINVALIDATION + object:nil + queue:mainQueue + usingBlock:^(NSNotification *note) { + [self.comManager.client stopConnectionTimeoutTimer]; + self.comManager.state = CONNECTED; + [self disableSpinner]; + [self performSegueWithIdentifier:@"pinValidation" sender:self ]; + }]; + self.slideShowPreviewStartObserver = [[NSNotificationCenter defaultCenter] addObserverForName:STATUS_PAIRING_PAIRED + object:nil + queue:mainQueue + usingBlock:^(NSNotification *note) { + [self.comManager.client stopConnectionTimeoutTimer]; + self.comManager.state = CONNECTED; + [self disableSpinner]; + [self performSegueWithIdentifier:@"SlideShowPreview" sender:self ]; + }]; + NSLog(@"Clear auto discovered servers"); + [self.comManager.autoDiscoveryServers removeAllObjects]; + // [self.serverTable reloadData]; + [self.tableView reloadSections:[NSIndexSet indexSetWithIndex:0] withRowAnimation:UITableViewRowAnimationAutomatic]; + self.serviceBrowser = [[NSNetServiceBrowser alloc] init]; + [self.serviceBrowser setDelegate:self]; + [self startSearching]; + + if (![[NSUserDefaults standardUserDefaults] boolForKey:@"HOWTO_GUIDE_SEEN"]) + { + UIAlertView * av = [[UIAlertView alloc] initWithTitle:@"How-To guide" message:NSLocalizedString(@"Take a tour of iOS Impress Remote?", nil) delegate:self cancelButtonTitle:NSLocalizedString(@"No, thanks", nil) otherButtonTitles:NSLocalizedString(@"Yes", nil), nil]; + + [av show]; + [[NSUserDefaults standardUserDefaults] setBool:YES forKey:@"HOWTO_GUIDE_SEEN"]; + } + + [super viewDidAppear:animated]; +} + +- (void)alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex{ + if (buttonIndex == 0){ + [alertView dismissWithClickedButtonIndex:0 animated:YES]; + }else if (buttonIndex == 1){ + [alertView dismissWithClickedButtonIndex:0 animated:YES]; + [self performSegueWithIdentifier:@"howtoSegue" sender:self]; + } +} + +- (void) viewWillDisappear:(BOOL)animated +{ + [self disableSpinner]; + [self.serviceBrowser stop]; + [self.serviceBrowser removeFromRunLoop:[NSRunLoop currentRunLoop] forMode:NSDefaultRunLoopMode]; + [super viewWillDisappear:animated]; +} + +- (void) viewDidDisappear:(BOOL)animated +{ + [[NSNotificationCenter defaultCenter] removeObserver:self.slideShowPreviewStartObserver]; + [[NSNotificationCenter defaultCenter] removeObserver:self.pinValidationObserver]; + [super viewDidDisappear:animated]; +} + + +-(void)viewWillAppear:(BOOL)animated +{ + [self.comManager setDelegate:self]; + [self.serverTable reloadData]; + [super viewWillAppear:animated]; +} + +- (void)didReceiveMemoryWarning +{ + [super didReceiveMemoryWarning]; + // Dispose of any resources that can be recreated. +} + +#pragma mark - Table view delegate + +- (void)disableSpinner +{ + @synchronized(self.lastSpinningCellIndex){ + if ([[self.tableView cellForRowAtIndexPath:self.lastSpinningCellIndex] respondsToSelector:@selector(accessoryView)]) { + if (self.tableView && [self.tableView cellForRowAtIndexPath:self.lastSpinningCellIndex]) { + [[self.tableView cellForRowAtIndexPath:self.lastSpinningCellIndex] setAccessoryView:nil]; + } + } + } +} + +- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath +{ + [tableView deselectRowAtIndexPath:indexPath animated:YES]; + + if ([self.comManager.autoDiscoveryServers count] == 0 && indexPath.section == 0){ + // No discovered server and not searching => in a "click to refresh" state, so we restart searching process + if (self.comManager.searchState == WAITING){ + [self startSearching]; + } + // Return when browser is still searching... + return; + } + + // Return when nothing should be done + if (self.comManager.state == CONNECTING) + return; + + UITableViewCell *cell = [tableView cellForRowAtIndexPath:indexPath]; + + // Setting up the spinner to the right cell + self.lastSpinningCellIndex = indexPath; + UIActivityIndicatorView *activityView = [[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray]; + [activityView startAnimating]; + [cell setAccessoryView:activityView]; + + if (indexPath.section == 1){ + NSLog(@"Connecting to %@:%@", [[self.comManager.servers objectAtIndex:indexPath.row] serverName], [[self.comManager.servers objectAtIndex:indexPath.row] serverAddress]); + [self.comManager connectToServer:[self.comManager.servers objectAtIndex:indexPath.row]]; + } else if (indexPath.section == 0){ + NSLog(@"Connecting to %@", [[self.comManager.autoDiscoveryServers objectAtIndex:indexPath.row] name]); + [[self.comManager.autoDiscoveryServers objectAtIndex:indexPath.row] resolveWithTimeout:0.0]; + } +} + +- (void)viewDidUnload { + [self setServerTable:nil]; + [self setMenuButton:nil]; + [super viewDidUnload]; +} + +- (UIView *)tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section { + + NSString *sectionName = nil; + + switch (section) { + case 0: + sectionName = [NSString stringWithFormat:NSLocalizedString(@"Detected Connections", @"Server list section title")]; + break; + case 1: + sectionName = [NSString stringWithFormat:NSLocalizedString(@"Custom Connections", @"Server list section title")]; + break; + } + UILabel *sectionHeader; + if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPhone) { + sectionHeader = [[UILabel alloc] initWithFrame:CGRectMake(10, 10, 310, 40)]; + } else { + sectionHeader = [[UILabel alloc] initWithFrame:CGRectMake(25, 10, 295, 40)]; + } + sectionHeader.backgroundColor = [UIColor clearColor]; + sectionHeader.font = kAppTextFont; + sectionHeader.textColor = [UIColor darkTextColor]; + sectionHeader.text = sectionName; + UIView *view = [[UIView alloc] initWithFrame:CGRectMake(0, 0, tableView.bounds.size.width, [self tableView:tableView heightForHeaderInSection:section])]; + [view addSubview:sectionHeader]; + + if (self.comManager.searchState == SEARCHING && section == 0) { + UIActivityIndicatorView * aiv = [[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray]; + aiv.center = CGPointMake([sectionHeader.text sizeWithFont: sectionHeader.font].width + 2 * aiv.frame.size.width, sectionHeader.center.y); + [aiv startAnimating]; + [aiv setTag:4]; + [view addSubview:aiv]; + } + return view; +} + +- (UIView *)tableView:(UITableView *)tableView viewForFooterInSection:(NSInteger)section { + if ([self.comManager.servers count] == 0 && section == 1) { + UILabel *sectionFooter = [[UILabel alloc] initWithFrame:CGRectMake(20, 10, tableView.frame.size.width - 50, 100)]; + [sectionFooter setLineBreakMode:NSLineBreakByWordWrapping]; + [sectionFooter setNumberOfLines:5]; + sectionFooter.backgroundColor = [UIColor clearColor]; + sectionFooter.font = kAppSmallTextFont; + sectionFooter.textColor = kTextTintColor; + sectionFooter.text = NSLocalizedString(@"Customize server config instruction", @"Displayed when no customized server is available"); + + UIView *view = [[UIView alloc] initWithFrame:CGRectMake(0, 0, tableView.bounds.size.width, [self tableView:tableView heightForFooterInSection:section])]; + [view addSubview:sectionFooter]; + return view; + } + return nil; +} + +- (CGFloat)tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section +{ + return 50.0; +} + +//- (CGFloat)tableView:(UITableView *)tableView heightForFooterInSection:(NSInteger)section +//{ +//// return 50.0; +//} + +-(NSInteger)numberOfSectionsInTableView:(UITableView *)tableView +{ + return 2; +} + +-(NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section { + switch (section) { + case 0: + return [self.comManager.autoDiscoveryServers count] == 0 ? 1 : [self.comManager.autoDiscoveryServers count]; + break; + case 1: + return [self.comManager.servers count]; + default: + return -1; + break; + } +} + +-(void)revealHelpInfo:(UIView *)sender +{ + if (sender) { + if ([[CommunicationManager fetchSSIDInfo] valueForKey:@"SSID"]) + [PopoverView showPopoverAtPoint:CGPointMake(sender.center.x, + sender.frame.origin.y + sender.frame.size.height/2) + inView:[sender superview] + withText:[NSString + stringWithFormat:NSLocalizedString(@"* Launch Impress on your computer\n* Connect both devices to the same WiFi network\n* P.S. Your iOS device is connected to \"%@\" now", nil), [[CommunicationManager fetchSSIDInfo] valueForKey:@"SSID"]] + delegate:nil]; + else { + [PopoverView showPopoverAtPoint:CGPointMake(sender.center.x, + sender.frame.origin.y + sender.frame.size.height/2) + inView:[sender superview] + withText:[NSString + stringWithFormat:NSLocalizedString(@"* You don't have a WiFi connection now.\n* Connect your iOS device and your computer to the same network\n* Refresh\n* hint: you may create a personal hotspot on your computer/iPhone", nil), [[CommunicationManager fetchSSIDInfo] valueForKey:@"SSID"]] + delegate:nil]; + } + } +} + +-(UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath { + static NSString *cellIdentifier = @"server_item_cell"; + UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:cellIdentifier]; + + if (indexPath.section == 0){ + if ([self.comManager.autoDiscoveryServers count] == 0){ + cell.textLabel.text = NSLocalizedString(self.searchStateText, nil); + cell.textLabel.lineBreakMode = UILineBreakModeClip; + cell.selectionStyle = self.style; + + UIButton *infoBtn = [UIButton buttonWithType:UIButtonTypeInfoDark]; + infoBtn.frame = CGRectMake(3, 8, 30, 30); + [infoBtn addTarget:self action:@selector(revealHelpInfo:) forControlEvents:UIControlEventTouchUpInside]; + + cell.accessoryView = infoBtn; + } else { + id s = [self.comManager.autoDiscoveryServers objectAtIndex:indexPath.row]; + [cell.textLabel setText:[s name]]; + [cell.detailTextLabel setText:@""]; + cell.accessoryView = nil; + } + } + else { + Server *s = [self.comManager.servers objectAtIndex:indexPath.row]; + + [cell.textLabel setText:[s serverName]]; + [cell.detailTextLabel setText:[s serverAddress]]; + } + return cell; +} + +- (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath +{ + if (indexPath.section == 1) + return YES; + else + return NO; +} + +- (UITableViewCellEditingStyle)tableView:(UITableView *)tableView editingStyleForRowAtIndexPath:(NSIndexPath *)indexPath{ + if (indexPath.section == 1) { + return UITableViewCellEditingStyleDelete; + } else { + return UITableViewCellEditingStyleNone; + } +} + +- (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath{ + + if(editingStyle == UITableViewCellEditingStyleDelete){ + [self.comManager removeServerAtIndex:indexPath.row]; + [tableView deleteRowsAtIndexPaths:[NSArray arrayWithObject:indexPath] withRowAnimation:UITableViewRowAnimationFade]; + } +} + +@end |