source: trunk/sync_download.mm @ 26

//
//  sync_download.mm
//  wesnoth
//
//  Created by Kyle Poole on 5/10/10.
//  Copyright 2010 __MyCompanyName__. All rights reserved.
//

#import "sync_download.h"
#import "sync_main.h"

#include <vector>

#include "filesystem.hpp"

@implementation sync_download

@synthesize activity, table, barButton;

extern sync_main *syncMainViewController;
extern UIView *gLandscapeView;
extern std::vector<std::string> gServerFiles;

int gDownloadNum;
bool gIsDownloading = false;

#pragma mark -
#pragma mark View lifecycle

/*
- (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;
}
*/

/*
- (void)viewWillAppear:(BOOL)animated {
    [super viewWillAppear:animated];
}
*/
/*
- (void)viewDidAppear:(BOOL)animated {
    [super viewDidAppear:animated];
}
*/
/*
- (void)viewWillDisappear:(BOOL)animated {
    [super viewWillDisappear:animated];
}
*/
/*
- (void)viewDidDisappear:(BOOL)animated {
    [super viewDidDisappear:animated];
}
*/
/*
// Override to allow orientations other than the default portrait orientation.
- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation {
    // Return YES for supported orientations
    return (interfaceOrientation == UIInterfaceOrientationPortrait);
}
*/


#pragma mark -
#pragma mark Table view data source

- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {
    // Return the number of sections.
    return 1;
}


- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
    // Return the number of rows in the section.
    return (gServerFiles.size() - 1);
}


// Customize the appearance of table view cells.
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
    
    static NSString *CellIdentifier = @"Cell";
    
    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier];
    if (cell == nil) {
        cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier] autorelease];
    }
    
    // Configure the cell...
    cell.textLabel.text = [NSString stringWithUTF8String:gServerFiles[indexPath.row + 1].c_str()];
    
    return cell;
}


/*
// Override to support conditional editing of the table view.
- (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
    // Return NO if you do not want the specified item to be editable.
    return YES;
}
*/


/*
// Override to support editing the table view.
- (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
    
    if (editingStyle == UITableViewCellEditingStyleDelete) {
        // Delete the row from the data source
        [tableView deleteRowsAtIndexPaths:[NSArray arrayWithObject:indexPath] withRowAnimation:YES];
    }   
    else if (editingStyle == UITableViewCellEditingStyleInsert) {
        // Create a new instance of the appropriate class, insert it into the array, and add a new row to the table view
    }   
}
*/


/*
// Override to support rearranging the table view.
- (void)tableView:(UITableView *)tableView moveRowAtIndexPath:(NSIndexPath *)fromIndexPath toIndexPath:(NSIndexPath *)toIndexPath {
}
*/


/*
// Override to support conditional rearranging of the table view.
- (BOOL)tableView:(UITableView *)tableView canMoveRowAtIndexPath:(NSIndexPath *)indexPath {
    // Return NO if you do not want the item to be re-orderable.
    return YES;
}
*/


#pragma mark -
#pragma mark Table view delegate

- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {

    if (gIsDownloading)
        return;
    
    // download the file...
    gDownloadNum = indexPath.row;
    gIsDownloading = true;
    table.userInteractionEnabled = NO;
    barButton.enabled = NO;
    
    [activity startAnimating];
    
    [NSThread detachNewThreadSelector: @selector(doDownload) toTarget:self withObject:nil];
    
    
    
}

- (void)doDownload
{
    NSAutoreleasePool *pool = [ [ NSAutoreleasePool alloc ] init ];
    
    std::string down = gServerFiles[0] + gServerFiles[gDownloadNum + 1];
    NSString *downloadUrl = [NSString stringWithUTF8String:down.c_str()];
    
    
    NSMutableURLRequest *request = [[[NSMutableURLRequest alloc] init] autorelease];  
    [request setURL:[NSURL URLWithString:downloadUrl]];  
    
    NSData *returnData = [NSURLConnection sendSynchronousRequest:request returningResponse:nil error:nil];
    NSString *returnString = [[NSString alloc] initWithData:returnData encoding:NSUTF8StringEncoding];
    NSLog(@"%@", returnString);
        
    [activity stopAnimating];
    gIsDownloading = false;
    table.userInteractionEnabled = YES;
    barButton.enabled = YES;
    
    if ([returnData length] == 0)
    {
        UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Connection Failed" message:@"Please check your connection and try again." delegate:nil cancelButtonTitle:@"OK" otherButtonTitles:nil, nil];
        [alert show];
        [alert release];        
    }
    else if ([returnData length] < 100)
    {
        std::string returnStr = [returnString UTF8String];
        UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Server Response" message:returnString delegate:nil cancelButtonTitle:@"OK" otherButtonTitles:nil, nil];
        [alert show];
        [alert release];
    }
    else 
    {
        std::string fullPath = get_saves_dir() + "/" + gServerFiles[gDownloadNum + 1];
        NSString *dataFilePath = [NSString stringWithUTF8String:fullPath.c_str()];
        [returnData writeToFile:dataFilePath atomically:YES];
        int bytes = [returnData length];
        char infoStr[100];
        sprintf(infoStr, "Downloaded file %s, %d bytes.", gServerFiles[gDownloadNum + 1].c_str(), bytes);
        NSString *infoString = [NSString stringWithUTF8String:infoStr];
        UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Download Complete" message:infoString delegate:nil cancelButtonTitle:@"OK" otherButtonTitles:nil, nil];
        [alert show];
        [alert release];        
    }
    [pool release];
}


#pragma mark -
#pragma mark Memory management

- (void)didReceiveMemoryWarning {
    // Releases the view if it doesn't have a superview.
    [super didReceiveMemoryWarning];
    
    // Relinquish ownership any cached data, images, etc that aren't in use.
}

- (void)viewDidUnload {
    // Relinquish ownership of anything that can be recreated in viewDidLoad or on demand.
    // For example: self.myOutlet = nil;
}


- (void)dealloc {
    [super dealloc];
}

-(IBAction)onDone:(id)sender
{
    if (gIsDownloading)
        return;
    
    [self.view removeFromSuperview];
    
    syncMainViewController = [[sync_main alloc] initWithNibName:@"sync_main" bundle:nil];
    
    CGRect frameRect = syncMainViewController.view.frame;
#ifdef __IPAD__
    frameRect.origin.x = (1024-480)/2;
    frameRect.origin.y = (768-320)/2;
#else
    frameRect.origin.x = 0;
    frameRect.origin.y = 0;
#endif
    syncMainViewController.view.frame = frameRect;
    [gLandscapeView addSubview:syncMainViewController.view];    
}

@end