linphone-iphone/Classes/ChatRoomViewController.m
2012-09-14 16:51:41 +02:00

797 lines
32 KiB
Objective-C

/* ChatRoomViewController.m
*
* Copyright (C) 2012 Belledonne Comunications, Grenoble, France
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#import "ChatRoomViewController.h"
#import "PhoneMainView.h"
#import <MobileCoreServices/UTCoreTypes.h>
#import <NinePatch.h>
#import <AssetsLibrary/ALAssetsLibrary.h>
#import "DTActionSheet.h"
@implementation ChatRoomViewController
@synthesize tableController;
@synthesize sendButton;
@synthesize messageField;
@synthesize editButton;
@synthesize remoteAddress;
@synthesize addressLabel;
@synthesize avatarImage;
@synthesize headerView;
@synthesize footerView;
@synthesize chatView;
@synthesize messageView;
@synthesize messageBackgroundImage;
@synthesize footerBackgroundImage;
@synthesize listTapGestureRecognizer;
@synthesize pictureButton;
@synthesize imageTransferProgressBar;
@synthesize cancelTransferButton;
@synthesize transferView;
#pragma mark - Lifecycle Functions
- (id)init {
self = [super initWithNibName:@"ChatRoomViewController" bundle:[NSBundle mainBundle]];
if (self != nil) {
self->chatRoom = NULL;
}
return self;
}
- (void)dealloc {
[[NSNotificationCenter defaultCenter] removeObserver:self];
[tableController release];
[messageField release];
[sendButton release];
[editButton release];
[remoteAddress release];
[addressLabel release];
[avatarImage release];
[headerView release];
[footerView release];
[messageView release];
[messageBackgroundImage release];
[footerBackgroundImage release];
[listTapGestureRecognizer release];
[transferView release];
[pictureButton release];
[imageTransferProgressBar release];
[cancelTransferButton release];
[super dealloc];
}
#pragma mark - UICompositeViewDelegate Functions
static UICompositeViewDescription *compositeDescription = nil;
+ (UICompositeViewDescription *)compositeViewDescription {
if(compositeDescription == nil) {
compositeDescription = [[UICompositeViewDescription alloc] init:@"ChatRoom"
content:@"ChatRoomViewController"
stateBar:nil
stateBarEnabled:false
tabBar:/*@"UIMainBar"*/nil
tabBarEnabled:false /*to keep room for chat*/
fullscreen:false
landscapeMode:[LinphoneManager runningOnIpad]
portraitMode:true];
}
return compositeDescription;
}
#pragma mark - ViewController Functions
- (void)viewDidLoad {
[super viewDidLoad];
// Set selected+over background: IB lack !
[editButton setImage:[UIImage imageNamed:@"chat_ok_over.png"]
forState:(UIControlStateHighlighted | UIControlStateSelected)];
messageField.minNumberOfLines = 1;
messageField.maxNumberOfLines = ([LinphoneManager runningOnIpad])?10:3;
messageField.delegate = self;
messageField.font = [UIFont systemFontOfSize:18.0f];
messageField.contentInset = UIEdgeInsetsZero;
messageField.backgroundColor = [UIColor clearColor];
[self enableTransferView:FALSE];
[sendButton setEnabled:FALSE];
}
- (void)viewWillAppear:(BOOL)animated {
[super viewWillAppear:animated];
[[NSNotificationCenter defaultCenter] addObserver:self
selector:@selector(keyboardWillShow:)
name:UIKeyboardWillShowNotification
object:nil];
[[NSNotificationCenter defaultCenter] addObserver:self
selector:@selector(keyboardWillHide:)
name:UIKeyboardWillHideNotification
object:nil];
[[NSNotificationCenter defaultCenter] addObserver:self
selector:@selector(textReceivedEvent:)
name:kLinphoneTextReceived
object:nil];
[[NSNotificationCenter defaultCenter] addObserver:self
selector:@selector(onMessageChange:)
name:UITextViewTextDidChangeNotification
object:nil];
if([tableController isEditing])
[tableController setEditing:FALSE animated:FALSE];
[editButton setOff];
[[tableController tableView] reloadData];
[messageBackgroundImage setImage:[TUNinePatchCache imageOfSize:[messageBackgroundImage bounds].size
forNinePatchNamed:@"chat_field"]];
[footerBackgroundImage setImage:[TUNinePatchCache imageOfSize:[footerBackgroundImage bounds].size
forNinePatchNamed:@"chat_background"]];
BOOL fileSharingEnabled = [[LinphoneManager instance] lpConfigStringForKey:@"file_upload_url_preference"] != NULL
&& [[[LinphoneManager instance] lpConfigStringForKey:@"file_upload_url_preference"] length]>0;
CGRect pictureFrame = pictureButton.frame;
CGRect messageframe = messageView.frame;
CGRect sendFrame = sendButton.frame;
if (fileSharingEnabled) {
[pictureButton setHidden:FALSE];
messageframe.origin.x = pictureFrame.origin.x + pictureFrame.size.width;
messageframe.size.width = sendFrame.origin.x - messageframe.origin.x;
} else {
[pictureButton setHidden:TRUE];
messageframe.origin.x = pictureFrame.origin.x;
messageframe.size.width = sendFrame.origin.x - messageframe.origin.x;
}
[messageView setFrame:messageframe];
}
- (void)viewWillDisappear:(BOOL)animated {
[super viewWillDisappear:animated];
[messageField resignFirstResponder];
if(chatRoom != NULL) {
linphone_chat_room_destroy(chatRoom);
chatRoom = NULL;
}
[[NSNotificationCenter defaultCenter] removeObserver:self
name:UIKeyboardWillShowNotification
object:nil];
[[NSNotificationCenter defaultCenter] removeObserver:self
name:UIKeyboardWillHideNotification
object:nil];
[[NSNotificationCenter defaultCenter] removeObserver:self
name:kLinphoneTextReceived
object:nil];
[[NSNotificationCenter defaultCenter] removeObserver:self
name:UITextViewTextDidChangeNotification
object:nil];
}
-(void)didReceiveMemoryWarning {
[TUNinePatchCache flushCache]; // will remove any images cache (freeing any cached but unused images)
}
#pragma mark -
- (void)setRemoteAddress:(NSString*)aRemoteAddress {
if(remoteAddress != nil) {
[remoteAddress release];
}
remoteAddress = [aRemoteAddress copy];
[messageField setText:@""];
[self update];
[tableController setRemoteAddress: remoteAddress];
}
- (void)update {
if(remoteAddress == NULL) {
[LinphoneLogger logc:LinphoneLoggerWarning format:"Cannot update chat room header: null contact"];
return;
}
NSString *displayName = nil;
UIImage *image = nil;
LinphoneAddress* linphoneAddress = linphone_core_interpret_url([LinphoneManager getLc], [remoteAddress UTF8String]);
if (linphoneAddress == NULL) {
[[PhoneMainView instance] popCurrentView];
UIAlertView* error = [[UIAlertView alloc] initWithTitle:NSLocalizedString(@"Invalid SIP address",nil)
message:NSLocalizedString(@"Either configure a SIP proxy server from settings prior to send a message or use a valid SIP address (I.E sip:john@example.net)",nil)
delegate:nil
cancelButtonTitle:NSLocalizedString(@"Continue",nil)
otherButtonTitles:nil];
[error show];
[error release];
return;
}
char *tmp = linphone_address_as_string_uri_only(linphoneAddress);
NSString *normalizedSipAddress = [NSString stringWithUTF8String:tmp];
ms_free(tmp);
ABRecordRef acontact = [[[LinphoneManager instance] fastAddressBook] getContact:normalizedSipAddress];
if(acontact != nil) {
displayName = [FastAddressBook getContactDisplayName:acontact];
image = [FastAddressBook getContactImage:acontact thumbnail:true];
}
[remoteAddress release];
remoteAddress = [normalizedSipAddress retain];
// Display name
if(displayName == nil) {
displayName = [NSString stringWithUTF8String:linphone_address_get_username(linphoneAddress)];
}
[addressLabel setText:displayName];
// Avatar
if(image == nil) {
image = [UIImage imageNamed:@"avatar_unknown_small.png"];
}
[avatarImage setImage:image];
linphone_address_destroy(linphoneAddress);
}
static void message_status(LinphoneChatMessage* msg,LinphoneChatMessageState state,void* ud) {
ChatRoomViewController* thiz = (ChatRoomViewController*)ud;
ChatModel *chat = (ChatModel *)linphone_chat_message_get_user_data(msg);
[LinphoneLogger log:LinphoneLoggerLog
format:@"Delivery status for [%@] is [%s]",(chat.message?chat.message:@""),linphone_chat_message_state_to_string(state)];
[chat setState:[NSNumber numberWithInt:state]];
[chat update];
[thiz.tableController updateChatEntry:chat];
}
- (BOOL)sendMessage:(NSString *)message withExterlBodyUrl:(NSString*) url{
if(![LinphoneManager isLcReady]) {
[LinphoneLogger logc:LinphoneLoggerWarning format:"Cannot send message: Linphone core not ready"];
return FALSE;
}
if(remoteAddress == nil) {
[LinphoneLogger logc:LinphoneLoggerWarning format:"Cannot send message: Null remoteAddress"];
return FALSE;
}
if(chatRoom == NULL) {
chatRoom = linphone_core_create_chat_room([LinphoneManager getLc], [remoteAddress UTF8String]);
}
// Save message in database
ChatModel *chat = [[ChatModel alloc] init];
[chat setRemoteContact:remoteAddress];
[chat setLocalContact:@""];
[chat setMessage:message];
[chat setDirection:[NSNumber numberWithInt:0]];
[chat setTime:[NSDate date]];
[chat setRead:[NSNumber numberWithInt:1]];
[chat setState:[NSNumber numberWithInt:1]]; //INPROGRESS
[chat create];
[tableController addChatEntry:chat];
[chat release];
LinphoneChatMessage* msg = linphone_chat_room_create_message(chatRoom, [message UTF8String]);
linphone_chat_message_set_user_data(msg, chat);
if (url) {
linphone_chat_message_set_external_body_url(msg, [url UTF8String]);
}
linphone_chat_room_send_message2(chatRoom, msg, message_status, self);
return TRUE;
}
#pragma mark - Event Functions
- (void)textReceivedEvent:(NSNotification *)notif {
//LinphoneChatRoom *room = [[[notif userInfo] objectForKey:@"room"] pointerValue];
//NSString *message = [[notif userInfo] objectForKey:@"message"];
LinphoneAddress *from = [[[notif userInfo] objectForKey:@"from"] pointerValue];
ChatModel *chat = [[notif userInfo] objectForKey:@"chat"];
if(from != NULL && chat != NULL) {
char *fromStr = linphone_address_as_string_uri_only(from);
if(fromStr != NULL) {
if([[NSString stringWithUTF8String:fromStr]
caseInsensitiveCompare:remoteAddress] == NSOrderedSame) {
[chat setRead:[NSNumber numberWithInt:1]];
[chat update];
[[NSNotificationCenter defaultCenter] postNotificationName:kLinphoneTextReceived object:self];
[tableController addChatEntry:chat];
}
ms_free(fromStr);
}
if ([[notif userInfo] objectForKey:@"external_body_url"]) {
NSString *pendingFileUrl = [[[notif userInfo] objectForKey:@"external_body_url"] retain];
DTActionSheet *sheet = [[[DTActionSheet alloc] initWithTitle:NSLocalizedString(@"Incoming file stored to your photo library",nil)] autorelease];
[sheet addButtonWithTitle:NSLocalizedString(@"Accept",nil) block:^(){
[downloadContext release];
downloadContext = [self downloadImageFrom:pendingFileUrl];
[self startDownload];
}];
[sheet addCancelButtonWithTitle:NSLocalizedString(@"Ignore",nil)];
[sheet showInView:self.view];
}
} else {
[LinphoneLogger logc:LinphoneLoggerWarning format:"Invalid textReceivedEvent"];
}
}
#pragma mark - UITextFieldDelegate Functions
- (BOOL)growingTextViewShouldBeginEditing:(HPGrowingTextView *)growingTextView {
if(editButton.selected) {
[tableController setEditing:FALSE animated:TRUE];
[editButton setOff];
[listTapGestureRecognizer setEnabled:TRUE];
}
return TRUE;
}
- (void)growingTextView:(HPGrowingTextView *)growingTextView willChangeHeight:(float)height {
int diff = height - growingTextView.bounds.size.height;
CGRect footerRect = [footerView frame];
footerRect.origin.y -= diff;
footerRect.size.height += diff;
[footerView setFrame:footerRect];
// Always stay at bottom
CGPoint contentPt = [tableController.tableView contentOffset];
contentPt.y += diff;
[tableController.tableView setContentOffset:contentPt animated:FALSE];
CGRect tableRect = [tableController.view frame];
tableRect.size.height -= diff;
[tableController.view setFrame:tableRect];
[messageBackgroundImage setImage:[TUNinePatchCache imageOfSize:[messageBackgroundImage bounds].size
forNinePatchNamed:@"chat_field"]];
[footerBackgroundImage setImage:[TUNinePatchCache imageOfSize:[footerBackgroundImage bounds].size
forNinePatchNamed:@"chat_background"]];
}
#pragma mark - Action Functions
- (IBAction)onBackClick:(id)event {
[[PhoneMainView instance] popCurrentView];
}
- (IBAction)onEditClick:(id)event {
[listTapGestureRecognizer setEnabled:[tableController isEditing]];
[tableController setEditing:![tableController isEditing] animated:TRUE];
[messageField resignFirstResponder];
}
- (IBAction)onSendClick:(id)event {
if([self sendMessage:[messageField text] withExterlBodyUrl:nil]) {
[messageField setText:@""];
[self onMessageChange:nil];
}
}
- (IBAction)onListTap:(id)sender {
[messageField resignFirstResponder];
}
- (IBAction)onMessageChange:(id)sender {
if([[messageField text] length] > 0) {
[sendButton setEnabled:TRUE];
} else {
[sendButton setEnabled:FALSE];
}
}
- (IBAction)onPictureClick:(id)event {
[messageField resignFirstResponder];
DTActionSheet *sheet = [[[DTActionSheet alloc] initWithTitle:NSLocalizedString(@"Select picture source",nil)] autorelease];
if([UIImagePickerController isSourceTypeAvailable:UIImagePickerControllerSourceTypeCamera]) {
[sheet addButtonWithTitle:NSLocalizedString(@"Camera",nil) block:^(){
UIImagePickerController *mediaUI = [[UIImagePickerController alloc] init];
mediaUI.sourceType = UIImagePickerControllerSourceTypeCamera;
// Displays a control that allows the user to choose picture or
// movie capture, if both are available:
mediaUI.mediaTypes =
[UIImagePickerController availableMediaTypesForSourceType:
UIImagePickerControllerSourceTypeCamera];
// Hides the controls for moving & scaling pictures, or for
// trimming movies. To instead show the controls, use YES.
mediaUI.allowsEditing = NO;
mediaUI.delegate = self;
[self presentModalViewController: mediaUI animated: YES];
}];
}
if([UIImagePickerController isSourceTypeAvailable:UIImagePickerControllerSourceTypePhotoLibrary]) {
[sheet addButtonWithTitle:NSLocalizedString(@"Photo library",nil) block:^(){
UIImagePickerController *mediaUI = [[UIImagePickerController alloc] init];
mediaUI.sourceType = UIImagePickerControllerSourceTypePhotoLibrary;
// Displays saved pictures and movies, if both are available, from the
// Camera Roll album.
mediaUI.mediaTypes =
[UIImagePickerController availableMediaTypesForSourceType:
UIImagePickerControllerSourceTypePhotoLibrary];
// Hides the controls for moving & scaling pictures, or for
// trimming movies. To instead show the controls, use YES.
mediaUI.allowsEditing = NO;
mediaUI.delegate = self;
[self presentModalViewController: mediaUI animated: YES];
}];
}
[sheet addCancelButtonWithTitle:NSLocalizedString(@"Cancel",nil)];
[sheet showInView:self.view];
}
- (IBAction)onTransferCancelClick:(id)event {
if(uploadContext) {
[uploadContext cancel];
[self stopUpload];
}
if(downloadContext) {
[downloadContext cancel];
[self stopDownload];
}
[LinphoneLogger log:LinphoneLoggerLog format:@"File transfer interrupted by user"];
}
- (void)enableTransferView:(BOOL)isTranfer {
if (isTranfer) {
[imageTransferProgressBar setProgress:0.0];
} else {
//[uploadContext cancel];
}
[footerView setHidden:isTranfer];
[transferView setHidden:!isTranfer];
[imageTransferProgressBar setHidden:!isTranfer];
[cancelTransferButton setHidden:!isTranfer];
[sendButton setEnabled:!isTranfer];
}
- (void)startUpload {
[self enableTransferView:TRUE];
}
- (void)stopUpload {
[self enableTransferView:FALSE];
}
- (void)startDownload {
[self enableTransferView:TRUE];
}
- (void)stopDownload {
[self enableTransferView:FALSE];
}
#pragma mark - NSURLConnectionDelegate
- (void)connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
if (connection == uploadContext) {
[self stopUpload];
NSString *serverUrl = [[LinphoneManager instance] lpConfigStringForKey:@"file_upload_url"];
[LinphoneLogger log:LinphoneLoggerError format:@"Cannot upload file to server [%@] because [%@]", serverUrl, [error localizedDescription]];
UIAlertView* errorAlert = [UIAlertView alloc];
[errorAlert initWithTitle:NSLocalizedString(@"Transfer error", nil)
message:NSLocalizedString(@"Cannot transfer file to remote contact", nil)
delegate:nil
cancelButtonTitle:NSLocalizedString(@"Ok",nil)
otherButtonTitles:nil ,nil];
[errorAlert show];
[errorAlert release];
}else if (connection == downloadContext) {
[LinphoneLogger log:LinphoneLoggerError format:@"Cannot dowanlod file from [%@] because [%@]", [connection.currentRequest.URL absoluteString], [error localizedDescription]];
UIAlertView* errorAlert = [UIAlertView alloc];
[errorAlert initWithTitle:NSLocalizedString(@"Transfer error", nil)
message:NSLocalizedString(@"Cannot transfer file from remote contact", nil)
delegate:nil
cancelButtonTitle:NSLocalizedString(@"Continue", nil)
otherButtonTitles:nil, nil];
[errorAlert show];
[errorAlert release];
} else {
[LinphoneLogger log:LinphoneLoggerError format:@"Invalid file transfer connection", connection];
}
}
- (void)connection:(NSURLConnection *)connection didSendBodyData:(NSInteger)bytesWritten totalBytesWritten:(NSInteger)totalBytesWritten totalBytesExpectedToWrite:(NSInteger)totalBytesExpectedToWrite {
[imageTransferProgressBar setProgress:(float)((float)totalBytesWritten/(float)totalBytesExpectedToWrite) animated:FALSE];
}
- (void)connection:(NSURLConnection *)connection didReceiveData:(NSData *)data {
if (connection == uploadContext) {
NSString* imageRemoteUrl=[[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding];
[LinphoneLogger log:LinphoneLoggerLog format:@"File can be downloaded from [%@]", imageRemoteUrl];
[self sendMessage:NSLocalizedString(@"Image sent",nil) withExterlBodyUrl:imageRemoteUrl];
} else if (connection == downloadContext) {
if (downloadedData == nil) downloadedData = [[NSMutableData alloc] initWithCapacity:[data length]];
[downloadedData appendData:data];
[imageTransferProgressBar setProgress:((float)downloadedData.length/(float)totalBytesExpectedToRead) animated:FALSE];
} else {
[LinphoneLogger log:LinphoneLoggerError format:@"Invalid file transfer connection", connection];
}
}
- (void)connection:(NSURLConnection *)connection didReceiveResponse:(NSURLResponse *)response {
NSHTTPURLResponse * httpResponse = (NSHTTPURLResponse *) response;
int statusCode = httpResponse.statusCode;;
[LinphoneLogger log:LinphoneLoggerLog format:@"File transfer status code [%i]",statusCode];
if (connection == uploadContext) {
if (statusCode == 200) {
//nop
} else if (statusCode >= 400) {
UIAlertView* errorAlert = [UIAlertView alloc];
[errorAlert initWithTitle:NSLocalizedString(@"Transfer error",nil)
message:NSLocalizedString(@"Cannot transfer file to remote contact",nil)
delegate:nil
cancelButtonTitle:NSLocalizedString(@"Continue",nil)
otherButtonTitles:nil ,nil];
[errorAlert show];
[errorAlert release];
}
} else if (connection == downloadContext) {
if (statusCode == 200) {
totalBytesExpectedToRead = [response expectedContentLength];
} else if (statusCode >= 400) {
UIAlertView* errorAlert = [UIAlertView alloc];
[errorAlert initWithTitle:NSLocalizedString(@"Transfer error",nil)
message:NSLocalizedString(@"Cannot transfer file from remote contact",nil)
delegate:nil
cancelButtonTitle:NSLocalizedString(@"Continue",nil)
otherButtonTitles:nil ,nil];
[errorAlert show];
[errorAlert release];
}
} else {
[LinphoneLogger log:LinphoneLoggerError format:@"Invalid file transfer connection", connection];
}
}
- (void)connectionDidFinishLoading:(NSURLConnection *)connection {
if (connection == uploadContext) {
[self stopUpload];
uploadContext = nil;
} else if (connection == downloadContext) {
ALAssetsLibrary *library = [[ALAssetsLibrary alloc] init];
[library writeImageDataToSavedPhotosAlbum:downloadedData
metadata:nil
completionBlock:^(NSURL *assetURL, NSError *error){
if (error) {
[LinphoneLogger log:LinphoneLoggerError format:@"Cannot save image data downloaded [%@]",[error localizedDescription]];
} else {
[LinphoneLogger log:LinphoneLoggerLog format:@"Image saved to [%@]",[assetURL absoluteString]];
}
ImageViewController *controller = DYNAMIC_CAST([[PhoneMainView instance] changeCurrentView:[ImageViewController compositeViewDescription] push:TRUE], ImageViewController);
if(controller != nil) {
[controller setImage:[UIImage imageWithData:downloadedData]];
}
[downloadedData release];
downloadedData = nil;
}];
[library release];
[self stopDownload];
downloadContext = nil;
} else {
[LinphoneLogger log:LinphoneLoggerError format:@"Invalid file transfer connection", connection];
}
}
- (NSURLConnection*)downloadImageFrom:(NSString*)address {
[LinphoneLogger log:LinphoneLoggerLog format:@"downloading [%@]", address];
NSURL* url = [NSURL URLWithString: address ];
NSURLRequest* request = [NSURLRequest requestWithURL:url
cachePolicy:NSURLRequestUseProtocolCachePolicy
timeoutInterval:60.0];
return [[NSURLConnection alloc] initWithRequest:request delegate: self];
}
- (NSURLConnection*)uploadImage:(UIImage*)image Named:(NSString*)name {
/*
turning the image into a NSData object
getting the image back out of the UIImageView
setting the quality to 90
*/
NSData *imageData = UIImageJPEGRepresentation(image, 80);
// setting up the URL to post to
NSString *urlString = [[LinphoneManager instance] lpConfigStringForKey:@"file_upload_url_preference"];
// setting up the request object now
NSMutableURLRequest *request = [[[NSMutableURLRequest alloc] init] autorelease];
[request setURL:[NSURL URLWithString:urlString]];
[request setHTTPMethod:@"POST"];
/*
add some header info now
we always need a boundary when we post a file
also we need to set the content type
You might want to generate a random boundary.. this is just the same
as my output from wireshark on a valid html post
*/
NSString *boundary = @"---------------------------14737809831466499882746641449";
NSString *contentType = [NSString stringWithFormat:@"multipart/form-data; boundary=%@",boundary];
[request addValue:contentType forHTTPHeaderField: @"Content-Type"];
/*
now lets create the body of the post
*/
NSMutableData *body = [NSMutableData data];
[body appendData:[[NSString stringWithFormat:@"\r\n--%@\r\n",boundary] dataUsingEncoding:NSUTF8StringEncoding]];
[body appendData:[[NSString stringWithFormat:@"Content-Disposition: form-data; name=\"userfile\"; filename=\"%@\"\r\n",name] dataUsingEncoding:NSUTF8StringEncoding]];
[body appendData:[@"Content-Type: application/octet-stream\r\n\r\n" dataUsingEncoding:NSUTF8StringEncoding]];
[body appendData:[NSData dataWithData:imageData]];
[body appendData:[[NSString stringWithFormat:@"\r\n--%@--\r\n",boundary] dataUsingEncoding:NSUTF8StringEncoding]];
// setting the body of the post to the reqeust
[request setHTTPBody:body];
return [NSURLConnection connectionWithRequest:(NSURLRequest *)request delegate:self];
}
#pragma mark UIImagePickerControllerDelegate
- (void)imagePickerControllerDidCancel:(UIImagePickerController *) picker {
[self dismissModalViewControllerAnimated: YES];
[picker release];
}
- (void)imagePickerController: (UIImagePickerController *) picker didFinishPickingMediaWithInfo: (NSDictionary *) info {
NSURL *imageURL = [info valueForKey: UIImagePickerControllerReferenceURL];
UIImage* imageToUse = (UIImage *) [info objectForKey: UIImagePickerControllerOriginalImage];
NSString* imageName;
if (imageURL) {
// extract id from asset-url ex: assets-library://asset/asset.JPG?id=1645156-6151-1513&ext=JPG
NSArray *parameters = [[imageURL query] componentsSeparatedByCharactersInSet:[NSCharacterSet characterSetWithCharactersInString:@"=&"]];
for (int i = 0; i < [parameters count]; i=i+2) {
if ([(NSString*)[parameters objectAtIndex:i] isEqualToString:@"id"]) {
imageName=[NSString stringWithFormat:@"%@.jpg",(NSString*)[parameters objectAtIndex:i+1]];
}
}
} else {
// must be "unique"
imageName=[NSString stringWithFormat:@"%i.jpg",[imageToUse hash]];
}
uploadContext = [self uploadImage:imageToUse Named: imageName];
[self startUpload];
[picker.presentingViewController dismissModalViewControllerAnimated: YES];
[picker release];
}
#pragma mark - Keyboard Event Functions
- (void)keyboardWillHide:(NSNotification *)notif {
//CGRect beginFrame = [[[notif userInfo] objectForKey:UIKeyboardFrameBeginUserInfoKey] CGRectValue];
//CGRect endFrame = [[[notif userInfo] objectForKey:UIKeyboardFrameEndUserInfoKey] CGRectValue];
UIViewAnimationCurve curve = [[[notif userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] intValue];
NSTimeInterval duration = [[[notif userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] doubleValue];
[UIView beginAnimations:@"resize" context:nil];
[UIView setAnimationDuration:duration];
[UIView setAnimationCurve:curve];
[UIView setAnimationBeginsFromCurrentState:TRUE];
// Resize chat view
{
CGRect chatFrame = [[self chatView] frame];
chatFrame.size.height = [[self view] frame].size.height - chatFrame.origin.y;
[[self chatView] setFrame:chatFrame];
}
// Move header view
{
CGRect headerFrame = [headerView frame];
headerFrame.origin.y = 0;
[headerView setFrame:headerFrame];
}
// Resize & Move table view
{
CGRect tableFrame = [tableController.view frame];
tableFrame.origin.y = [headerView frame].origin.y + [headerView frame].size.height;
double diff = tableFrame.size.height;
tableFrame.size.height = [footerView frame].origin.y - tableFrame.origin.y;
diff = tableFrame.size.height - diff;
[tableController.view setFrame:tableFrame];
// Always stay at bottom
CGPoint contentPt = [tableController.tableView contentOffset];
contentPt.y -= diff;
[tableController.tableView setContentOffset:contentPt animated:FALSE];
}
[UIView commitAnimations];
}
- (void)keyboardWillShow:(NSNotification *)notif {
//CGRect beginFrame = [[[notif userInfo] objectForKey:UIKeyboardFrameBeginUserInfoKey] CGRectValue];
CGRect endFrame = [[[notif userInfo] objectForKey:UIKeyboardFrameEndUserInfoKey] CGRectValue];
UIViewAnimationCurve curve = [[[notif userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] intValue];
NSTimeInterval duration = [[[notif userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] doubleValue];
[UIView beginAnimations:@"resize" context:nil];
[UIView setAnimationDuration:duration];
[UIView setAnimationCurve:curve];
[UIView setAnimationBeginsFromCurrentState:TRUE];
if(UIInterfaceOrientationIsLandscape([UIApplication sharedApplication].statusBarOrientation)) {
int width = endFrame.size.height;
endFrame.size.height = endFrame.size.width;
endFrame.size.width = width;
}
// Resize chat view
{
CGRect viewFrame = [[self view] frame];
CGRect rect = [PhoneMainView instance].view.bounds;
CGPoint pos = {viewFrame.size.width, viewFrame.size.height};
CGPoint gPos = [self.view convertPoint:pos toView:[UIApplication sharedApplication].keyWindow.rootViewController.view]; // Bypass IOS bug on landscape mode
float diff = (rect.size.height - gPos.y - endFrame.size.height);
if(diff > 0) diff = 0;
CGRect chatFrame = [[self chatView] frame];
chatFrame.size.height = viewFrame.size.height - chatFrame.origin.y + diff;
[[self chatView] setFrame:chatFrame];
}
// Move header view
{
CGRect headerFrame = [headerView frame];
headerFrame.origin.y = -headerFrame.size.height;
[headerView setFrame:headerFrame];
}
// Resize & Move table view
{
CGRect tableFrame = [tableController.view frame];
tableFrame.origin.y = [headerView frame].origin.y + [headerView frame].size.height;
tableFrame.size.height = [footerView frame].origin.y - tableFrame.origin.y;
[tableController.view setFrame:tableFrame];
}
// Scroll
int lastSection = [tableController.tableView numberOfSections] - 1;
if(lastSection >= 0) {
int lastRow = [tableController.tableView numberOfRowsInSection:lastSection] - 1;
if(lastRow >=0) {
[tableController.tableView scrollToRowAtIndexPath:[NSIndexPath indexPathForRow:lastRow inSection:lastSection]
atScrollPosition:UITableViewScrollPositionBottom
animated:TRUE];
}
}
[UIView commitAnimations];
}
@end