code.grnet.gr Git - pithos-ios/blob - Classes/StorageObjectViewController.m

   1 //
   2 //  StorageObjectViewController.m
   3 //  OpenStack
   4 //
   5 //  Created by Mike Mayo on 12/19/10.
   6 //  The OpenStack project is provided under the Apache 2.0 license.
   7 //
   8
   9 #import "StorageObjectViewController.h"
  10 #import "OpenStackAccount.h"
  11 #import "OpenStackRequest.h"
  12 #import "Container.h"
  13 #import "Folder.h"
  14 #import "StorageObject.h"
  15 #import "AccountManager.h"
  16 #import "AnimatedProgressView.h"
  17 #import "UIViewController+Conveniences.h"
  18 #import "MediaViewController.h"
  19 #import "FolderViewController.h"
  20 #import "UIColor+MoreColors.h"
  21 #import "OpenStackAppDelegate.h"
  22 #import "EditMetadataViewController.h"
  23 #import "Provider.h"
  24 #import "EditPermissionsViewController.h"
  25 #import "TextViewCell.h"
  26 #import "NSString+Conveniences.h"
  27 #import "APICallback.h"
  28
  29 #define kDetails 0
  30 #define kMetadata 1
  31 #define kPublic 2
  32 #define kPermissions 3
  33
  34 #define maxMetadataViewableLength 12
  35
  36
  37 // TODO: use etag to reset download
  38 // TODO: try downloading directly to the file to save memory.  don't use object.data
  39
  40 /*
  41  Name                           whatever.txt
  42  Full Path
  43  Size                           123 KB
  44  Content Type                   text/plain
  45
  46  Metadata
  47  Key                            Value -> tap goes to a metadata item VC to edit or delete
  48  Key                            Value
  49  Add Metadata... (if max not already reached)
  50
  51  CDN URL sections (action sheet to copy, open in safari, and email link)
  52
  53  Download File (if downloaded, Open File and Mail File as Attachment)
  54  "After you download the file, you'll be able to attempt to open it and mail is as an attachment."
  55
  56  Delete Object
  57  */
  58
  59 @implementation StorageObjectViewController
  60
  61 @synthesize account, container, folder, object, tableView, folderViewController;
  62 @synthesize oldPubicURI, documentInteractionController;
  63
  64 - (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)toInterfaceOrientation {
  65     return (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) || (toInterfaceOrientation == UIInterfaceOrientationPortrait);
  66 }
  67
  68 - (void)setBackgroundView {
  69
  70     UIImageView *logo = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"cloudfiles-large.png"]];
  71
  72     if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {
  73         UIView *backgroundContainer = [[UIView alloc] init];
  74         backgroundContainer.autoresizingMask = UIViewAutoresizingFlexibleHeight | UIViewAutoresizingFlexibleWidth;
  75         backgroundContainer.backgroundColor = [UIColor iPadTableBackgroundColor];
  76         logo.contentMode = UIViewContentModeScaleAspectFit;
  77         logo.frame = CGRectMake(100.0, 100.0, 1000.0, 1000.0);
  78         logo.alpha = 0.5;
  79         [backgroundContainer addSubview:logo];
  80         tableView.backgroundView = backgroundContainer;
  81         [backgroundContainer release];
  82     } else {
  83         self.tableView.backgroundView = nil;
  84     }
  85     [logo release];
  86 }
  87
  88 - (IBAction)homeButtonPressed:(id)sender {
  89     [self.navigationController popToRootViewControllerAnimated:YES];
  90 }
  91
  92 #pragma mark -
  93 #pragma mark View lifecycle
  94
  95 - (void)viewDidLoad {
  96     [super viewDidLoad];
  97     objectIsPublicSwitch = [[UISwitch alloc] init];
  98     [objectIsPublicSwitch addTarget:self action:@selector(objectIsPublicSwitchChanged:) forControlEvents:UIControlEventValueChanged];
  99
 100     deleteActionSheet = [[UIActionSheet alloc] initWithTitle:@"Are you sure you want to delete this file?  This operation cannot be undone." delegate:self cancelButtonTitle:@"Cancel" destructiveButtonTitle:@"Delete File" otherButtonTitles:nil];
 101     permissions = [[NSMutableDictionary alloc] init];
 102     if (object.sharing.length > 0) {
 103         NSArray *sharingArray = [object.sharing componentsSeparatedByString:@";"];
 104         for (NSString *typeSpecificPermissions in sharingArray) {
 105             NSArray *array=[typeSpecificPermissions componentsSeparatedByString:@"="];
 106             NSString *permissionsType = [array objectAtIndex:0];
 107             if ([permissionsType hasPrefix:@" "])
 108                 permissionsType = [permissionsType substringFromIndex:1];
 109
 110             NSArray *users = [[array objectAtIndex:1] componentsSeparatedByString:@","];
 111             for (NSString *user in users) {
 112                 [permissions setObject:permissionsType forKey:user];
 113             }
 114         }
 115     }
 116     objectIsReadOnly = NO;
 117     if (account.sharingAccount) {
 118         if ([permissions count] > 0) {
 119             objectIsReadOnly = [[permissions objectForKey:[account username]] isEqualToString:@"read"];
 120         }
 121         objectIsPublicSwitch.enabled = NO;
 122     }
 123 }
 124
 125 - (void)viewWillAppear:(BOOL)animated {
 126     [super viewWillAppear:animated];
 127     self.navigationItem.title = object.name;
 128
 129     NSIndexPath *selection = [self.tableView indexPathForSelectedRow];
 130         if (selection)
 131                 [self.tableView deselectRowAtIndexPath:selection animated:YES];
 132
 133     NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
 134     NSString *documentsDirectory = [paths objectAtIndex:0];
 135     NSString *shortPath = [NSString stringWithFormat:@"/%@/%@", self.container.name, self.object.fullPath];
 136     NSString *filePath = [documentsDirectory stringByAppendingString:shortPath];
 137
 138     NSFileManager *fileManager = [NSFileManager defaultManager];
 139     fileDownloaded = [fileManager fileExistsAtPath:filePath];
 140
 141     downloadProgressView = [[AnimatedProgressView alloc] initWithProgressViewStyle:UIProgressViewStyleDefault];
 142
 143     if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {
 144         CGRect rect = downloadProgressView.frame;
 145         rect.size.width = 440.0;
 146         downloadProgressView.frame = rect;
 147     }
 148
 149     //[self setBackgroundView];
 150     if (self.container.cdnEnabled) {
 151         cdnURLSection = 4;
 152         actionsSection = 5;
 153         deleteSection = 6;
 154     } else {
 155         cdnURLSection = -1;
 156         actionsSection = 4;
 157         deleteSection = 5;
 158     }
 159
 160     if (account.sharingAccount || account.shared) {
 161         deleteSection = -1;
 162     }
 163
 164     // let's see if we can tweet
 165     UIApplication *app = [UIApplication sharedApplication];
 166     NSURL *twitterURL = [NSURL URLWithString:@"twitter://post?message=test"];
 167
 168     if ([app canOpenURL:twitterURL]) {
 169         cdnURLActionSheet = [[UIActionSheet alloc] initWithTitle:[[NSString stringWithFormat:@"%@/%@", self.container.cdnURL, self.object.fullPath] stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding] delegate:self cancelButtonTitle:@"Cancel" destructiveButtonTitle:nil otherButtonTitles:@"Copy to Pasteboard", @"Open in Safari", @"Email Link to File", @"Tweet Link to File", nil];
 170     } else {
 171         cdnURLActionSheet = [[UIActionSheet alloc] initWithTitle:[[NSString stringWithFormat:@"%@/%@", self.container.cdnURL, self.object.fullPath] stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding] delegate:self cancelButtonTitle:@"Cancel" destructiveButtonTitle:nil otherButtonTitles:@"Copy to Pasteboard", @"Open in Safari", @"Email Link to File", nil];
 172     }
 173     objectIsPublic = ([object.publicURI length]);
 174     objectIsPublicSwitch.on = objectIsPublic;
 175     [self.tableView reloadData];
 176 }
 177
 178 #pragma mark -
 179 #pragma mark Table view data source
 180
 181 - (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {
 182     if (account.sharingAccount || account.shared)
 183         return self.container.cdnEnabled ? 6 : 5;
 184     else
 185         return self.container.cdnEnabled ? 7 : 6;
 186 }
 187
 188 - (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
 189     if (section == kDetails) {
 190         return 4;
 191     } else if (section == kMetadata) {
 192         if (objectIsReadOnly)
 193             return [object.metadata count];
 194         else
 195             return 1 + [object.metadata count];
 196     } else if (section == cdnURLSection) {
 197         return 1;
 198     } else if (section == actionsSection) {
 199         return fileDownloaded ? 2 : 1;
 200     } else if (section == kPublic) {
 201         return objectIsPublic ? 2 : 1;
 202     } else if (section == kPermissions) {
 203         if (account.sharingAccount)
 204             return [permissions count];
 205         else
 206             return 1 + [permissions count];
 207     } else {
 208         return 1;
 209     }
 210 }
 211
 212 - (CGFloat)findLabelHeight:(NSString*)text font:(UIFont *)font {
 213     CGSize textLabelSize;
 214     if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {
 215         // 616, 678
 216         textLabelSize = CGSizeMake(596.0, 9000.0f);
 217     } else {
 218         textLabelSize = CGSizeMake(280.0, 9000.0f);
 219     }
 220     CGSize stringSize = [text sizeWithFont:font constrainedToSize:textLabelSize lineBreakMode:UILineBreakModeCharacterWrap];
 221     return stringSize.height;
 222 }
 223
 224 - (CGFloat)tableView:(UITableView *)aTableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
 225     CGFloat result = aTableView.rowHeight;
 226
 227     if (indexPath.section == cdnURLSection) {
 228         result = 22.0 + [self findLabelHeight:[[NSString stringWithFormat:@"%@/%@", self.container.cdnURL, self.object.fullPath] stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding] font:[UIFont systemFontOfSize:18.0]];
 229     } else if (indexPath.section == kDetails && indexPath.row == 1) {
 230         CGSize textLabelSize;
 231         if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {
 232             textLabelSize = CGSizeMake(537.0, 9000.0f);
 233         } else {
 234             textLabelSize = CGSizeMake(221.0, 9000.0f);
 235         }
 236         CGSize stringSize = [object.fullPath sizeWithFont:[UIFont systemFontOfSize:18.0] constrainedToSize:textLabelSize lineBreakMode:UILineBreakModeWordWrap];
 237         return 22.0 + stringSize.height;
 238     } else if (indexPath.section == kDetails && indexPath.row == 0) {
 239         CGSize textLabelSize;
 240         if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {
 241             textLabelSize = CGSizeMake(537.0, 9000.0f);
 242         } else {
 243             textLabelSize = CGSizeMake(221.0, 9000.0f);
 244         }
 245         CGSize stringSize = [object.name sizeWithFont:[UIFont systemFontOfSize:18.0] constrainedToSize:textLabelSize lineBreakMode:UILineBreakModeWordWrap];
 246         return 22.0 + stringSize.height;
 247     } else if (indexPath.section == kPublic && indexPath.row == 1) {
 248         NSString *publicLinkUrl = [NSString stringWithFormat:@"%@%@",
 249                                    account.pithosPublicLinkURLPrefix,
 250                                    self.object.publicURI];
 251
 252         result = 30.0 + [self findLabelHeight:publicLinkUrl font:[UIFont systemFontOfSize:15.0]];
 253     }
 254     return MAX(aTableView.rowHeight, result);
 255 }
 256
 257 - (UITableViewCell *)tableView:(UITableView *)aTableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
 258
 259     static NSString *CellIdentifier = @"Cell";
 260     static NSString *TextViewCellIdentifier = @"TextViewCell";
 261
 262     if (indexPath.section == kPublic) {
 263         if (indexPath.row == 1) {
 264             TextViewCell *cell = [aTableView dequeueReusableCellWithIdentifier:TextViewCellIdentifier];
 265             if (cell == nil) {
 266                 cell = [[[TextViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:TextViewCellIdentifier] autorelease];
 267                 cell.textView.frame = cell.contentView.frame;
 268
 269             }
 270             cell.selectionStyle = UITableViewCellSelectionStyleNone;
 271             cell.textView.backgroundColor = [UIColor clearColor];
 272             cell.textView.font = [UIFont systemFontOfSize:15.0];
 273             cell.textView.dataDetectorTypes = UIDataDetectorTypeLink;
 274             cell.textView.text = [NSString stringWithFormat:@"%@%@",
 275                                   account.pithosPublicLinkURLPrefix,
 276                                   [NSString encodeToPercentEscape:self.object.publicURI charactersToEncode:@"!*'();:@&=+$,?%#[]"]];
 277
 278             cell.selectionStyle = UITableViewCellSelectionStyleNone;
 279             cell.accessoryView = UITableViewCellAccessoryNone;
 280             return cell;
 281         }
 282     }
 283
 284     UITableViewCell *cell = [aTableView dequeueReusableCellWithIdentifier:CellIdentifier];
 285     if (cell == nil) {
 286         cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleValue1 reuseIdentifier:CellIdentifier] autorelease];
 287         cell.textLabel.backgroundColor = [UIColor clearColor];
 288         cell.detailTextLabel.backgroundColor = [UIColor clearColor];
 289         cell.detailTextLabel.numberOfLines = 0;
 290         cell.detailTextLabel.lineBreakMode = UILineBreakModeWordWrap;
 291     }
 292
 293     if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {
 294         cell.backgroundColor = [UIColor colorWithRed:1 green:1 blue:1 alpha:0.8];
 295     }
 296     cell.userInteractionEnabled = YES;
 297     cell.detailTextLabel.textAlignment = UITextAlignmentRight;
 298     cell.accessoryView = nil;
 299     cell.textLabel.font = [UIFont boldSystemFontOfSize:17.0];
 300
 301     // Configure the cell...
 302     if (indexPath.section == kDetails) {
 303         cell.accessoryType = UITableViewCellAccessoryNone;
 304         cell.selectionStyle = UITableViewCellSelectionStyleNone;
 305         cell.accessoryView = nil;
 306         if (indexPath.row == 0) {
 307             cell.textLabel.text = @"Name";
 308             cell.detailTextLabel.text = object.name;
 309         } else if (indexPath.row == 1) {
 310             cell.textLabel.text = @"Full Path";
 311             cell.detailTextLabel.text = object.fullPath;
 312         } else if (indexPath.row == 2) {
 313             cell.textLabel.text = @"Size";
 314             cell.detailTextLabel.text = [object humanizedBytes];
 315         } else if (indexPath.row == 3) {
 316             cell.textLabel.text = @"Type";
 317             cell.detailTextLabel.text = object.contentType;
 318         }
 319     } else if (indexPath.section == kMetadata) {
 320         if (objectIsReadOnly) {
 321             cell.accessoryType = UITableViewCellAccessoryNone;
 322             cell.selectionStyle = UITableViewCellSelectionStyleNone;
 323             cell.userInteractionEnabled = NO;
 324         }
 325         else {
 326             cell.selectionStyle = UITableViewCellSelectionStyleBlue;
 327             cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;
 328         }
 329
 330         cell.accessoryView = nil;
 331         if (indexPath.row == [object.metadata count]) {
 332             cell.textLabel.text = @"Add Metadata";
 333             cell.detailTextLabel.text = @"";
 334         } else {
 335             NSString *key = [[object.metadata allKeys] objectAtIndex:indexPath.row];
 336             NSString *value = [object.metadata objectForKey:key];
 337             NSString *metadataKeyCellText = key;
 338             NSString *metadataValueCellText = value;
 339             if ([metadataKeyCellText length] > maxMetadataViewableLength) {
 340                 metadataKeyCellText = [metadataKeyCellText substringToIndex:(maxMetadataViewableLength - 3)];
 341                 metadataKeyCellText = [metadataKeyCellText stringByAppendingString:@"..."];
 342             }
 343             if ([metadataValueCellText length] > maxMetadataViewableLength) {
 344                 metadataValueCellText = [metadataValueCellText substringToIndex:(maxMetadataViewableLength - 3)];
 345                 metadataValueCellText = [metadataValueCellText stringByAppendingString:@"..."];
 346             }
 347
 348             cell.textLabel.text = metadataKeyCellText;
 349             cell.detailTextLabel.text = metadataValueCellText;
 350         }
 351     } else if (indexPath.section == kPublic) {
 352         if (indexPath.row == 0) {
 353             cell.textLabel.text = @"Public URL";
 354             cell.detailTextLabel.text = @"";
 355             cell.accessoryView = objectIsPublicSwitch;
 356             cell.accessoryType = UITableViewCellAccessoryNone;
 357             cell.selectionStyle = UITableViewCellSelectionStyleNone;
 358         }
 359     } else if (indexPath.section == kPermissions) {
 360         if (account.sharingAccount) {
 361             cell.accessoryType = UITableViewCellAccessoryNone;
 362             cell.selectionStyle = UITableViewCellSelectionStyleNone;
 363             cell.userInteractionEnabled = NO;
 364         }
 365         else {
 366             cell.selectionStyle = UITableViewCellSelectionStyleBlue;
 367             cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;
 368         }
 369         cell.accessoryView = nil;
 370
 371         if (indexPath.row == [permissions count]) {
 372             cell.textLabel.text = @"Add Permissions";
 373             cell.detailTextLabel.text = @"";
 374         }
 375         else {
 376             NSString *user = [[permissions allKeys] objectAtIndex:indexPath.row];
 377             cell.textLabel.text = user;
 378             cell.detailTextLabel.text = [permissions objectForKey:user];
 379         }
 380     } else if (indexPath.section == cdnURLSection) {
 381         cell.detailTextLabel.textAlignment = UITextAlignmentLeft;
 382         cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;
 383         cell.textLabel.text = @"";
 384         cell.detailTextLabel.text = [[NSString stringWithFormat:@"%@/%@", self.container.cdnURL, self.object.fullPath] stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
 385     } else if (indexPath.section == actionsSection) {
 386         cell.accessoryView = nil;
 387         if (performingAction) {
 388             cell.textLabel.textColor = [UIColor grayColor];
 389             cell.selectionStyle = UITableViewCellSelectionStyleNone;
 390             cell.accessoryType = UITableViewCellAccessoryNone;
 391         } else {
 392             cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;
 393             cell.selectionStyle = UITableViewCellSelectionStyleNone;
 394         }
 395
 396         if (indexPath.row == 0) {
 397             if (fileDownloaded) {
 398                 cell.textLabel.text = @"Open File";
 399                 cell.accessoryType = UITableViewCellAccessoryNone;
 400                 cell.selectionStyle = UITableViewCellSelectionStyleBlue;
 401             } else {
 402                 if (fileDownloading) {
 403                     cell.accessoryView = downloadProgressView;
 404                     // TODO: if you leave this view while downloading, there's EXC_BAD_ACCESS
 405                     cell.textLabel.text = @"Downloading";
 406                 } else {
 407                     cell.textLabel.text = @"Download File";
 408                 }
 409             }
 410             cell.detailTextLabel.text = @"";
 411
 412         } else if (indexPath.row == 1) {
 413             cell.textLabel.text = @"Email File as Attachment";
 414             cell.detailTextLabel.text = @"";
 415             cell.selectionStyle = UITableViewCellSelectionStyleBlue;
 416         }
 417     } else if (indexPath.section == deleteSection) {
 418         cell.selectionStyle = UITableViewCellSelectionStyleBlue;
 419         cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;
 420         cell.textLabel.text = @"Delete Object";
 421         cell.detailTextLabel.text = @"";
 422
 423     }
 424
 425     return cell;
 426 }
 427
 428
 429
 430 #pragma mark -
 431 #pragma mark Table view delegate
 432
 433 - (void)reloadActionsTitleRow:(NSTimer *)timer {
 434     [[timer.userInfo objectForKey:@"tableView"] reloadRowsAtIndexPaths:[NSArray arrayWithObject:[NSIndexPath indexPathForRow:0 inSection:actionsSection]] withRowAnimation:UITableViewRowAnimationNone];
 435 }
 436
 437 - (void)tableView:(UITableView *)aTableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
 438     if (indexPath.section == kMetadata) {
 439         EditMetadataViewController *vc = [[EditMetadataViewController alloc] initWithNibName:@"EditMetadataViewController" bundle:nil];
 440         NSString *metadataKey;
 441         NSString *metadataValue;
 442
 443         if (indexPath.row == [self.object.metadata count]) {
 444             metadataKey = @"";
 445             metadataValue = @"";
 446             vc.removeMetadataEnabled = FALSE;
 447             vc.navigationItem.title = @"Add Metadata";
 448         }
 449         else {
 450             metadataKey = [[self.object.metadata allKeys] objectAtIndex:indexPath.row];
 451             metadataValue = [self.object.metadata objectForKey:metadataKey];
 452             vc.removeMetadataEnabled = YES;
 453             vc.navigationItem.title = @"Edit Metadata";
 454         }
 455
 456         vc.metadataKey = metadataKey;
 457         vc.metadataValue = metadataValue;
 458         vc.account = account;
 459         vc.container = container;
 460         vc.object = object;
 461         [self.navigationController pushViewController:vc animated:YES];
 462         [vc release];
 463     } else if (indexPath.section == kPermissions) {
 464         EditPermissionsViewController *vc = [[EditPermissionsViewController alloc] initWithNibName:@"EditPermissionsViewController" bundle:nil];
 465         NSString *user;
 466
 467         if (indexPath.row == [permissions count]) {
 468             user = @"";
 469             vc.removePermissionsEnabled = NO;
 470             vc.navigationItem.title = @"Add Permissions";
 471         }
 472         else {
 473             user = [[permissions allKeys] objectAtIndex:indexPath.row];
 474             NSString *userPermissions = [permissions objectForKey:user];
 475             if ([userPermissions rangeOfString:@"read"].location != NSNotFound)
 476                 vc.readPermissionSelected = YES;
 477             else
 478                 vc.readPermissionSelected = NO;
 479
 480             if ([userPermissions rangeOfString:@"write"].location != NSNotFound)
 481                 vc.writePermissionSelected = YES;
 482             else
 483                 vc.writePermissionSelected = NO;
 484
 485             vc.removePermissionsEnabled = YES;
 486             vc.navigationItem.title = @"Edit Permissions";
 487         }
 488
 489         vc.user = user;
 490         vc.permissions = permissions;
 491         vc.account = account;
 492         vc.container = container;
 493         vc.object = object;
 494         vc.folderViewController = folderViewController;
 495         [self.navigationController pushViewController:vc animated:YES];
 496         [vc release];
 497     } else if (indexPath.section == cdnURLSection) {
 498         [cdnURLActionSheet showInView:self.view];
 499     } else if (indexPath.section == actionsSection) {
 500         if (indexPath.row == 0) {
 501             if (fileDownloaded) {
 502                 NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
 503                 NSString *documentsDirectory = [paths objectAtIndex:0];
 504                 NSString *shortPath = [NSString stringWithFormat:@"/%@/%@", self.container.name, self.object.fullPath];
 505                 NSString *filePath = [documentsDirectory stringByAppendingString:shortPath];
 506
 507                 self.documentInteractionController = [UIDocumentInteractionController interactionControllerWithURL:[NSURL fileURLWithPath:filePath]];
 508                 self.documentInteractionController.delegate = self;
 509
 510                 if (![self.documentInteractionController presentOptionsMenuFromRect:self.view.frame inView:self.view animated:YES]) {
 511                     if ([self.object isPlayableMedia]) {
 512                         MediaViewController *vc = [[MediaViewController alloc] initWithNibName:@"MediaViewController" bundle:nil];
 513                         vc.container = self.container;
 514                         vc.object = self.object;
 515                         [self.navigationController pushViewController:vc animated:YES];
 516                         [vc release];
 517                     } else {
 518                         [self alert:@"Error" message:@"This file could not be opened."];
 519                         [self.tableView deselectRowAtIndexPath:indexPath animated:YES];
 520                     }
 521                 }
 522
 523                 [self.tableView deselectRowAtIndexPath:[NSIndexPath indexPathForRow:0 inSection:actionsSection] animated:YES];
 524
 525             } else {
 526                 if (!fileDownloading) {
 527                     // download the file
 528                     fileDownloading = YES;
 529                     [self.account.manager getObject:self.container object:self.object downloadProgressDelegate:self];
 530                     [self.tableView reloadRowsAtIndexPaths:[NSArray arrayWithObject:[NSIndexPath indexPathForRow:0 inSection:actionsSection]] withRowAnimation:UITableViewRowAnimationNone];
 531                 }
 532
 533             }
 534         } else if (indexPath.row == 1) {
 535
 536             NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
 537             NSString *documentsDirectory = [paths objectAtIndex:0];
 538             NSString *shortPath = @"";
 539
 540             if (self.container && [self.container respondsToSelector:@selector(name)] && self.object && [self.object respondsToSelector:@selector(fullPath)]) {
 541                 shortPath = [NSString stringWithFormat:@"/%@/%@", self.container.name, self.object.fullPath];
 542             }
 543
 544             NSString *filePath = [documentsDirectory stringByAppendingString:shortPath];
 545             NSData *data = [NSData dataWithContentsOfURL:[NSURL fileURLWithPath:filePath]];
 546
 547
 548             if (![MFMailComposeViewController canSendMail]) {
 549                 [self alert:@"Cannot send mail" message:@"Your device has not been configured for sending email"];
 550                 [self.tableView deselectRowAtIndexPath:indexPath animated:NO];
 551             }
 552             else {
 553                 MFMailComposeViewController *vc = [[MFMailComposeViewController alloc] init];
 554
 555                 vc.mailComposeDelegate = self;
 556                 [vc setSubject:self.object.name];
 557                 [vc addAttachmentData:data mimeType:self.object.contentType fileName:self.object.name];
 558                 [vc setMessageBody:@"" isHTML:NO];
 559                 if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {
 560                     vc.modalPresentationStyle = UIModalPresentationPageSheet;
 561                 }
 562                 [self presentModalViewController:vc animated:YES];
 563                 [vc release];
 564             }
 565         }
 566     } else if (indexPath.section == deleteSection) {
 567         [deleteActionSheet showInView:self.view];
 568     }
 569 }
 570
 571 - (void)setProgress:(float)newProgress {
 572     [downloadProgressView setProgress:newProgress animated:YES];
 573     if (newProgress >= 1.0) {
 574         fileDownloading = NO;
 575         fileDownloaded = YES;
 576
 577         [self.tableView insertRowsAtIndexPaths:[NSArray arrayWithObject:[NSIndexPath indexPathForRow:1 inSection:actionsSection]] withRowAnimation:UITableViewRowAnimationBottom];
 578         [self.tableView reloadRowsAtIndexPaths:[NSArray arrayWithObject:[NSIndexPath indexPathForRow:0 inSection:actionsSection]] withRowAnimation:UITableViewRowAnimationNone];
 579     }
 580 }
 581
 582
 583 #pragma mark -
 584 #pragma mark Document Interation Controller Delegate
 585
 586 - (UIViewController *)documentInteractionControllerViewControllerForPreview:(UIDocumentInteractionController *) controller {
 587     return self.navigationController;
 588 }
 589
 590 - (void)documentInteractionControllerDidEndPreview:(UIDocumentInteractionController *)controllers {
 591     [self.tableView deselectRowAtIndexPath:[NSIndexPath indexPathForRow:0 inSection:actionsSection] animated:YES];
 592 }
 593
 594 #pragma mark -
 595 #pragma mark Action Sheet Delegate
 596
 597 - (void)deleteObjectRow {
 598     [self.folderViewController.tableView deleteRowsAtIndexPaths:[NSArray arrayWithObject:selectedIndexPath] withRowAnimation:UITableViewRowAnimationLeft];
 599 }
 600
 601 - (void)actionSheet:(UIActionSheet *)actionSheet clickedButtonAtIndex:(NSInteger)buttonIndex {
 602     if ([actionSheet isEqual:deleteActionSheet]) {
 603         if (buttonIndex == 0) {
 604             // delete the file and pop out
 605
 606             NSString *activityMessage = @"Deleting file";
 607
 608             activityIndicatorView = [[ActivityIndicatorView alloc] initWithFrame:[ActivityIndicatorView frameForText:activityMessage] text:activityMessage];
 609             [activityIndicatorView addToView:self.view];
 610
 611
 612             [[self.account.manager deleteObject:self.container object:self.object]
 613              success:^(OpenStackRequest *request) {
 614                  [activityIndicatorView removeFromSuperviewAndRelease];
 615                  performingAction = NO;
 616                  [self.folder.objects removeObjectForKey:self.object.name];
 617
 618                  if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPhone) {
 619                      [self.navigationController popViewControllerAnimated:YES];
 620                      if (account.shared)
 621                          self.folderViewController.needsRefreshing = YES;
 622                  } else if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {
 623                      if (!account.shared)
 624                          [self.folderViewController setDetailViewController];
 625                      else
 626                          if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad)
 627                              [self.folderViewController refreshButtonPressed:nil];
 628                  }
 629
 630                  if ([self.folder.objects count] + [self.folder.folders count] == 0) {
 631                      [self.folderViewController.tableView reloadData];
 632                  } else {
 633                      [self.folderViewController.tableView selectRowAtIndexPath:selectedIndexPath animated:YES scrollPosition:UITableViewScrollPositionNone];
 634                      [NSTimer scheduledTimerWithTimeInterval:0.75 target:self selector:@selector(deleteObjectRow) userInfo:nil repeats:NO];
 635                  }
 636              }
 637              failure:^(OpenStackRequest *request) {
 638                  [activityIndicatorView removeFromSuperviewAndRelease];
 639                  [self hideToolbarActivityMessage];
 640                  performingAction = NO;
 641                  [self alert:@"There was a problem deleting this file." request:request];
 642              }];
 643         }
 644         NSIndexPath *indexPath = [NSIndexPath indexPathForRow:0 inSection:deleteSection];
 645         [self.tableView deselectRowAtIndexPath:indexPath animated:YES];
 646     } else if ([actionSheet isEqual:cdnURLActionSheet]) {
 647         NSURL *url = [NSURL URLWithString:[[NSString stringWithFormat:@"%@/%@", self.container.cdnURL, self.object.fullPath] stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
 648
 649         if (buttonIndex == 0) {
 650             // copy to pasteboard
 651             UIPasteboard *pasteboard = [UIPasteboard generalPasteboard];
 652             [pasteboard setString:[url description]];
 653         } else if (buttonIndex == 1) {
 654             // open in safari
 655             UIApplication *application = [UIApplication sharedApplication];
 656             if ([application canOpenURL:url]) {
 657                 [application openURL:url];
 658             } else {
 659                 [self alert:@"Error" message:[NSString stringWithFormat:@"This URL cannot be opened.\n%@", url]];
 660             }
 661         } else if (buttonIndex == 2) {
 662             // email link to file
 663             MFMailComposeViewController *vc = [[MFMailComposeViewController alloc] init];
 664             vc.mailComposeDelegate = self;
 665             [vc setSubject:self.object.name];
 666             [vc setMessageBody:[url description] isHTML:NO];
 667             if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {
 668                 vc.modalPresentationStyle = UIModalPresentationPageSheet;
 669             }
 670             [self presentModalViewController:vc animated:YES];
 671             [vc release];
 672         } else if (buttonIndex == 3) {
 673             // tweet link to file
 674             UIApplication *app = [UIApplication sharedApplication];
 675             NSURL *twitterURL = [NSURL URLWithString:[NSString stringWithFormat:@"twitter://post?message=%@", [[url description] stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding]]];
 676             if ([app canOpenURL:twitterURL]) {
 677                 [app openURL:twitterURL];
 678             }
 679         }
 680         [self.tableView deselectRowAtIndexPath:[NSIndexPath indexPathForRow:0 inSection:cdnURLSection] animated:YES];
 681     }
 682 }
 683
 684 #pragma mark -
 685 #pragma mark Mail Composer Delegate
 686
 687 // Dismisses the email composition interface when users tap Cancel or Send.
 688 - (void)mailComposeController:(MFMailComposeViewController*)controller didFinishWithResult:(MFMailComposeResult)result error:(NSError*)error {
 689         [self dismissModalViewControllerAnimated:YES];
 690     [self.tableView deselectRowAtIndexPath:[NSIndexPath indexPathForRow:1 inSection:actionsSection] animated:YES];
 691 }
 692
 693 #pragma mark -
 694 #pragma mark Switches
 695
 696 - (void)objectIsPublicSwitchChanged:(id)sender
 697 {
 698     NSString *activityMessage = [NSString stringWithFormat:@"Enabling public link.."];
 699     self.oldPubicURI = object.publicURI;
 700
 701     if (objectIsPublic) {
 702         activityMessage = [NSString stringWithFormat:@"Disabling public link.."];
 703         object.publicURI = @"";
 704     }
 705     else {
 706         object.publicURI = @"TRUE";
 707     }
 708
 709     activityIndicatorView = [[ActivityIndicatorView alloc] initWithFrame:[ActivityIndicatorView frameForText:activityMessage] text:activityMessage];
 710     [activityIndicatorView addToView:self.view scrollOffset:self.tableView.contentOffset.y];
 711
 712     objectIsPublic = !objectIsPublic;
 713     [[self.account.manager writeObjectMetadata:container object:object]
 714      success:^(OpenStackRequest *request) {
 715          NSIndexPath *publicURICellIndexPath = [NSIndexPath indexPathForRow:1 inSection:kPublic];
 716          if (objectIsPublic) {
 717              [[self.account.manager getObjectInfo:container object:object]
 718               success:^(OpenStackRequest *request) {
 719                   [activityIndicatorView removeFromSuperviewAndRelease];
 720                   object.publicURI = [request.responseHeaders objectForKey:@"X-Object-Public"];
 721                   NSIndexPath *publicURICellIndexPath = [NSIndexPath indexPathForRow:1 inSection:kPublic];
 722                   [self.tableView insertRowsAtIndexPaths:[NSArray arrayWithObject:publicURICellIndexPath]
 723                                         withRowAnimation:UITableViewRowAnimationBottom];
 724               }
 725               failure:^(OpenStackRequest *request) {
 726                   [activityIndicatorView removeFromSuperviewAndRelease];
 727                   [self alert:@"There was a problem retrieving the public link from the server." request:request];
 728               }];
 729          }
 730          else {
 731              [activityIndicatorView removeFromSuperviewAndRelease];
 732              [self.tableView deleteRowsAtIndexPaths:[NSArray arrayWithObject:publicURICellIndexPath]
 733                                    withRowAnimation:UITableViewRowAnimationTop];
 734          }
 735      }
 736      failure:^(OpenStackRequest *request) {
 737          [activityIndicatorView removeFromSuperviewAndRelease];
 738          objectIsPublic = !objectIsPublic;
 739          objectIsPublicSwitch.on = !objectIsPublicSwitch.on;
 740          object.publicURI = oldPubicURI;
 741          [self alert:@"There was a problem enabling the public link." request:request];
 742
 743      }];
 744 }
 745
 746
 747
 748 #pragma mark -
 749 #pragma mark Memory management
 750
 751 - (void)dealloc {
 752     [account release];
 753     [downloadProgressView release];
 754     [deleteActionSheet release];
 755     [cdnURLActionSheet release];
 756     [tableView release];
 757     [folderViewController release];
 758     [objectIsPublicSwitch release];
 759     [permissions release];
 760     [documentInteractionController release];
 761
 762     [super dealloc];
 763 }
 764
 765
 766 @end
 767