VLCHTTPConnection.m 28.2 KB
Newer Older
1 2 3 4
/*****************************************************************************
 * VLCHTTPConnection.m
 * VLC for iOS
 *****************************************************************************
5
 * Copyright (c) 2013-2015 VideoLAN. All rights reserved.
6 7 8
 * $Id$
 *
 * Authors: Felix Paul Kühne <fkuehne # videolan.org>
Felix Paul Kühne's avatar
Felix Paul Kühne committed
9 10
 *          Pierre Sagaspe <pierre.sagaspe # me.com>
 *          Carola Nitz <caro # videolan.org>
11 12 13 14
 *          Jean-Baptiste Kempf <jb # videolan.org>
 *
 * Refer to the COPYING file of the official project for license.
 *****************************************************************************/
15 16 17 18 19 20 21 22

#import "VLCAppDelegate.h"
#import "VLCHTTPConnection.h"
#import "MultipartFormDataParser.h"
#import "HTTPMessage.h"
#import "HTTPDataResponse.h"
#import "HTTPFileResponse.h"
#import "MultipartMessageHeaderField.h"
23
#import "HTTPDynamicFileResponse.h"
24
#import "VLCThumbnailsCache.h"
25
#import "NSString+SupportedMedia.h"
26
#import "UIDevice+VLC.h"
27 28 29

@interface VLCHTTPConnection()
{
30 31 32
    MultipartFormDataParser *_parser;
    NSFileHandle *_storeFile;
    NSString *_filepath;
33 34
    UInt64 _contentLength;
    UInt64 _receivedContent;
35 36 37 38 39 40 41 42
}
@end

@implementation VLCHTTPConnection

- (BOOL)supportsMethod:(NSString *)method atPath:(NSString *)path
{
    // Add support for POST
Felix Paul Kühne's avatar
Felix Paul Kühne committed
43
    if ([method isEqualToString:@"POST"] && [path isEqualToString:@"/upload.json"])
44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69
            return YES;

    return [super supportsMethod:method atPath:path];
}

- (BOOL)expectsRequestBodyFromMethod:(NSString *)method atPath:(NSString *)path
{
    // Inform HTTP server that we expect a body to accompany a POST request
    if ([method isEqualToString:@"POST"] && [path isEqualToString:@"/upload.json"]) {
        // here we need to make sure, boundary is set in header
        NSString* contentType = [request headerField:@"Content-Type"];
        NSUInteger paramsSeparator = [contentType rangeOfString:@";"].location;
        if (NSNotFound == paramsSeparator)
            return NO;

        if (paramsSeparator >= contentType.length - 1)
            return NO;

        NSString* type = [contentType substringToIndex:paramsSeparator];
        if (![type isEqualToString:@"multipart/form-data"]) {
            // we expect multipart/form-data content type
            return NO;
        }

        // enumerate all params in content-type, and find boundary there
        NSArray* params = [[contentType substringFromIndex:paramsSeparator + 1] componentsSeparatedByString:@";"];
Felix Paul Kühne's avatar
Felix Paul Kühne committed
70 71 72
        NSUInteger count = params.count;
        for (NSUInteger i = 0; i < count; i++) {
            NSString *param = params[i];
73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94
            paramsSeparator = [param rangeOfString:@"="].location;
            if ((NSNotFound == paramsSeparator) || paramsSeparator >= param.length - 1)
                continue;

            NSString* paramName = [param substringWithRange:NSMakeRange(1, paramsSeparator-1)];
            NSString* paramValue = [param substringFromIndex:paramsSeparator+1];

            if ([paramName isEqualToString: @"boundary"])
                // let's separate the boundary from content-type, to make it more handy to handle
                [request setHeaderField:@"boundary" value:paramValue];
        }
        // check if boundary specified
        if (nil == [request headerField:@"boundary"])
            return NO;

        return YES;
    }
    return [super expectsRequestBodyFromMethod:method atPath:path];
}

- (NSObject<HTTPResponse> *)httpResponseForMethod:(NSString *)method URI:(NSString *)path
{
Felix Paul Kühne's avatar
Felix Paul Kühne committed
95
    if ([method isEqualToString:@"POST"] && [path isEqualToString:@"/upload.json"])
96
        return [[HTTPDataResponse alloc] initWithData:[@"\"OK\"" dataUsingEncoding:NSUTF8StringEncoding]];
Felix Paul Kühne's avatar
Felix Paul Kühne committed
97

98 99
    if ([path hasPrefix:@"/download/"]) {
        NSString *filePath = [[path stringByReplacingOccurrencesOfString:@"/download/" withString:@""]stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
100 101 102
        HTTPFileResponse *fileResponse = [[HTTPFileResponse alloc] initWithFilePath:filePath forConnection:self];
        fileResponse.contentType = @"application/octet-stream";
        return fileResponse;
103
    }
104 105 106 107 108
    if ([path hasPrefix:@"/thumbnail"]) {
        NSString *filePath = [[path stringByReplacingOccurrencesOfString:@"/thumbnail/" withString:@""]stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
        filePath = [filePath stringByReplacingOccurrencesOfString:@".png" withString:@""];

        NSManagedObjectContext *moc = [[MLMediaLibrary sharedMediaLibrary] managedObjectContext];
109 110 111 112
        if (moc) {
            NSPersistentStoreCoordinator *psc = [moc persistentStoreCoordinator];
            if (psc) {
                NSManagedObject *mo = [moc existingObjectWithID:[psc managedObjectIDForURIRepresentation:[NSURL URLWithString:filePath]] error:nil];
Felix Paul Kühne's avatar
Felix Paul Kühne committed
113 114 115 116 117 118 119 120 121 122 123 124
                NSData *theData;
                NSString *contentType;

                /* devices category 3 and faster include HW accelerated JPEG encoding
                 * so we can make our transfers faster by using waaay smaller images */
                if ([[UIDevice currentDevice] speedCategory] < 3) {
                    theData = UIImagePNGRepresentation([VLCThumbnailsCache thumbnailForManagedObject:mo]);
                    contentType = @"image/png";
                } else {
                    theData = UIImageJPEGRepresentation([VLCThumbnailsCache thumbnailForManagedObject:mo], .9);
                    contentType = @"image/jpg";
                }
125 126 127

                if (theData) {
                    HTTPDataResponse *dataResponse = [[HTTPDataResponse alloc] initWithData:theData];
Felix Paul Kühne's avatar
Felix Paul Kühne committed
128
                    dataResponse.contentType = contentType;
129 130 131
                    return dataResponse;
                }
            }
132
        }
133
    }
134 135 136
    NSString *filePath = [self filePathForURI:path];
    NSString *documentRoot = [config documentRoot];
    NSString *relativePath = [filePath substringFromIndex:[documentRoot length]];
137
    BOOL shouldReturnLibVLCXML = [relativePath isEqualToString:@"/libMediaVLC.xml"];
138

139
    if ([relativePath isEqualToString:@"/index.html"] || shouldReturnLibVLCXML) {
140 141 142
        NSMutableArray *allMedia = [[NSMutableArray alloc] init];

        /* add all albums */
143 144
        NSArray *allAlbums = [MLAlbum allAlbums];
        for (MLAlbum *album in allAlbums) {
145 146
            if (album.name.length > 0 && album.tracks.count > 1)
                [allMedia addObject:album];
147
        }
148 149

        /* add all shows */
150 151
        NSArray *allShows = [MLShow allShows];
        for (MLShow *show in allShows) {
152 153
            if (show.name.length > 0 && show.episodes.count > 1)
                [allMedia addObject:show];
154
        }
155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176

        /* add all folders*/
        NSArray *allFolders = [MLLabel allLabels];
        for (MLLabel *folder in allFolders)
            [allMedia addObject:folder];

        /* add all remaining files */
        NSArray *allFiles = [MLFile allFiles];
        for (MLFile *file in allFiles) {
            if (file.labels.count > 0) continue;

            if (!file.isShowEpisode && !file.isAlbumTrack)
                [allMedia addObject:file];
            else if (file.isShowEpisode) {
                if (file.showEpisode.show.episodes.count < 2)
                    [allMedia addObject:file];
            } else if (file.isAlbumTrack) {
                if (file.albumTrack.album.tracks.count < 2)
                    [allMedia addObject:file];
            }
        }

Felix Paul Kühne's avatar
Felix Paul Kühne committed
177 178 179 180
        NSUInteger mediaCount = allMedia.count;
        NSMutableArray *mediaInHtml = [[NSMutableArray alloc] initWithCapacity:mediaCount];
        NSMutableArray *mediaInXml = [[NSMutableArray alloc] initWithCapacity:mediaCount];
        NSString *hostName = [[(VLCAppDelegate*)[UIApplication sharedApplication].delegate uploadController] hostname];
181
        NSString *pathLibrary = [NSSearchPathForDirectoriesInDomains(NSLibraryDirectory, NSUserDomainMask, YES) objectAtIndex:0];
182
        NSString *duration;
183 184

        for (NSManagedObject *mo in allMedia) {
185
            if ([mo isKindOfClass:[MLFile class]]) {
186
                duration = [[VLCTime timeWithNumber:[(MLFile *)mo duration]] stringValue];
187 188
                [mediaInHtml addObject:[NSString stringWithFormat:
                                        @"<div style=\"background-image:url('thumbnail/%@.png')\"> \
189
                                        <a href=\"download/%@\" class=\"inner\"> \
190 191 192
                                        <div class=\"down icon\"></div> \
                                        <div class=\"infos\"> \
                                        <span class=\"first-line\">%@</span> \
193
                                        <span class=\"second-line\">%@ - %0.2f MB</span> \
194 195 196 197 198
                                        </div> \
                                        </a> \
                                        </div>",
                                        mo.objectID.URIRepresentation,
                                        [[(MLFile *)mo url] stringByReplacingOccurrencesOfString:@"file://"withString:@""],
199 200
                                        [(MLFile *)mo title],
                                        duration, (float)([(MLFile *)mo fileSizeInBytes] / 1e6)]];
201
                if (shouldReturnLibVLCXML) {
Felix Paul Kühne's avatar
Felix Paul Kühne committed
202 203
                    NSString *pathSub = [self _checkIfSubtitleWasFound:[(MLFile *)mo url]];
                    if (pathSub)
204 205 206
                        pathSub = [NSString stringWithFormat:@"http://%@/download/%@", hostName, pathSub];
                    [mediaInXml addObject:[NSString stringWithFormat:@"<Media title=\"%@\" thumb=\"http://%@/download/%@/Thumbnails/File/%@.png\" duration=\"%@\" size=\"%li\" pathfile=\"http://%@/download/%@\" pathSubtitle=\"%@\"/>", [(MLFile *)mo title], hostName, pathLibrary, [[NSString stringWithFormat:@"%@", mo.objectID.URIRepresentation] lastPathComponent], duration, [(MLFile *)mo fileSizeInBytes], hostName, [[(MLFile *)mo url] stringByReplacingOccurrencesOfString:@"file://"withString:@""], pathSub]];
                }
207
            }
208 209
            else if ([mo isKindOfClass:[MLShow class]]) {
                NSArray *episodes = [(MLShow *)mo sortedEpisodes];
210 211
                [mediaInHtml addObject:[NSString stringWithFormat:
                                        @"<div style=\"background-image:url('thumbnail/%@.png')\"> \
212
                                        <a href=\"#\" class=\"inner folder\"> \
213 214 215
                                        <div class=\"open icon\"></div> \
                                        <div class=\"infos\"> \
                                        <span class=\"first-line\">%@</span> \
Felix Paul Kühne's avatar
Felix Paul Kühne committed
216
                                        <span class=\"second-line\">%lu items</span> \
217 218 219 220
                                        </div> \
                                        </a> \
                                        <div class=\"content\">",
                                        mo.objectID.URIRepresentation,
221
                                        [(MLShow *)mo name],
Felix Paul Kühne's avatar
Felix Paul Kühne committed
222
                                        (unsigned long)[episodes count]]];
223
                for (MLShowEpisode *showEp in episodes) {
Felix Paul Kühne's avatar
Felix Paul Kühne committed
224 225
                    MLFile *anyFileFromEpisode = (MLFile *)[[showEp files] anyObject];
                    duration = [[VLCTime timeWithNumber:[anyFileFromEpisode duration]] stringValue];
226 227
                    [mediaInHtml addObject:[NSString stringWithFormat:
                                            @"<div style=\"background-image:url('thumbnail/%@.png')\"> \
228
                                            <a href=\"download/%@\" class=\"inner\"> \
229 230 231
                                            <div class=\"down icon\"></div> \
                                            <div class=\"infos\"> \
                                            <span class=\"first-line\">S%@E%@ - %@</span> \
232
                                            <span class=\"second-line\">%@ - %0.2f MB</span> \
233 234 235 236
                                            </div> \
                                            </a> \
                                            </div>",
                                            showEp.objectID.URIRepresentation,
Felix Paul Kühne's avatar
Felix Paul Kühne committed
237
                                            [[anyFileFromEpisode url] stringByReplacingOccurrencesOfString:@"file://"withString:@""],
238 239
                                            showEp.seasonNumber,
                                            showEp.episodeNumber,
240
                                            showEp.name,
Felix Paul Kühne's avatar
Felix Paul Kühne committed
241
                                            duration, (float)([anyFileFromEpisode fileSizeInBytes] / 1e6)]];
242
                    if (shouldReturnLibVLCXML) {
Felix Paul Kühne's avatar
Felix Paul Kühne committed
243
                        NSString *pathSub = [self _checkIfSubtitleWasFound:[anyFileFromEpisode url]];
244 245
                        if (![pathSub isEqualToString:@""])
                            pathSub = [NSString stringWithFormat:@"http://%@/download/%@", hostName, pathSub];
Felix Paul Kühne's avatar
Felix Paul Kühne committed
246
                        [mediaInXml addObject:[NSString stringWithFormat:@"<Media title=\"%@ - S%@E%@\" thumb=\"http://%@/download/%@/Thumbnails/File/%@.png\" duration=\"%@\" size=\"%li\" pathfile=\"http://%@/download/%@\" pathSubtitle=\"%@\"/>", [(MLShow *)mo name], showEp.seasonNumber, showEp.episodeNumber, hostName, pathLibrary, [[NSString stringWithFormat:@"%@", showEp.objectID.URIRepresentation] lastPathComponent], duration, [anyFileFromEpisode fileSizeInBytes], hostName, [[anyFileFromEpisode url] stringByReplacingOccurrencesOfString:@"file://"withString:@""], pathSub]];
247
                    }
248
                }
249
                [mediaInHtml addObject:@"</div></div>"];
250 251
            } else if ([mo isKindOfClass:[MLLabel class]]) {
                NSArray *folderItems = [(MLLabel *)mo sortedFolderItems];
252 253
                [mediaInHtml addObject:[NSString stringWithFormat:
                                        @"<div style=\"background-image:url('thumbnail/%@.png')\"> \
254
                                        <a href=\"#\" class=\"inner folder\"> \
255 256 257
                                        <div class=\"open icon\"></div> \
                                        <div class=\"infos\"> \
                                        <span class=\"first-line\">%@</span> \
Felix Paul Kühne's avatar
Felix Paul Kühne committed
258
                                        <span class=\"second-line\">%lu items</span> \
259 260 261 262
                                        </div> \
                                        </a> \
                                        <div class=\"content\">",
                                        mo.objectID.URIRepresentation,
263
                                        [(MLLabel *)mo name],
Felix Paul Kühne's avatar
Felix Paul Kühne committed
264
                                        (unsigned long)[folderItems count]]];
265
                for (MLFile *file in folderItems) {
266
                    duration = [[VLCTime timeWithNumber:[file duration]] stringValue];
267 268
                    [mediaInHtml addObject:[NSString stringWithFormat:
                                            @"<div style=\"background-image:url('thumbnail/%@.png')\"> \
269
                                            <a href=\"download/%@\" class=\"inner\"> \
270 271 272
                                            <div class=\"down icon\"></div> \
                                            <div class=\"infos\"> \
                                            <span class=\"first-line\">%@</span> \
273
                                            <span class=\"second-line\">%@ - %0.2f MB</span> \
274 275 276 277 278
                                            </div> \
                                            </a> \
                                            </div>",
                                            file.objectID.URIRepresentation,
                                            [[file url] stringByReplacingOccurrencesOfString:@"file://"withString:@""],
279 280
                                            file.title,
                                            duration, (float)([file fileSizeInBytes] / 1e6)]];
281
                    if (shouldReturnLibVLCXML) {
Felix Paul Kühne's avatar
Felix Paul Kühne committed
282 283
                        NSString *pathSub = [self _checkIfSubtitleWasFound:[file url]];
                        if (pathSub)
284 285 286
                            pathSub = [NSString stringWithFormat:@"http://%@/download/%@", hostName, pathSub];
                        [mediaInXml addObject:[NSString stringWithFormat:@"<Media title=\"%@\" thumb=\"http://%@/download/%@/Thumbnails/File/%@.png\" duration=\"%@\" size=\"%li\" pathfile=\"http://%@/download/%@\" pathSubtitle=\"%@\"/>", file.title, hostName, pathLibrary, [[NSString stringWithFormat:@"%@", file.objectID.URIRepresentation] lastPathComponent], duration, [file fileSizeInBytes], hostName, [[file url] stringByReplacingOccurrencesOfString:@"file://"withString:@""], pathSub]];
                    }
287
                }
288
                [mediaInHtml addObject:@"</div></div>"];
289 290
            } else if ([mo isKindOfClass:[MLAlbum class]]) {
                NSArray *albumTracks = [(MLAlbum *)mo sortedTracks];
291 292
                [mediaInHtml addObject:[NSString stringWithFormat:
                                        @"<div style=\"background-image:url('thumbnail/%@.png')\"> \
293
                                        <a href=\"#\" class=\"inner folder\"> \
294 295 296
                                        <div class=\"open icon\"></div> \
                                        <div class=\"infos\"> \
                                        <span class=\"first-line\">%@</span> \
Felix Paul Kühne's avatar
Felix Paul Kühne committed
297
                                        <span class=\"second-line\">%lu items</span> \
298 299 300 301
                                        </div> \
                                        </a> \
                                        <div class=\"content\">",
                                        mo.objectID.URIRepresentation,
302
                                        [(MLAlbum *)mo name],
Felix Paul Kühne's avatar
Felix Paul Kühne committed
303
                                        (unsigned long)[albumTracks count]]];
304
                for (MLAlbumTrack *track in albumTracks) {
Felix Paul Kühne's avatar
Felix Paul Kühne committed
305 306
                    MLFile *anyFileFromTrack = (MLFile *)[[track files] anyObject];
                    duration = [[VLCTime timeWithNumber:[anyFileFromTrack duration]] stringValue];
307 308
                    [mediaInHtml addObject:[NSString stringWithFormat:
                                            @"<div style=\"background-image:url('thumbnail/%@.png')\"> \
309
                                            <a href=\"download/%@\" class=\"inner\"> \
310 311 312
                                            <div class=\"down icon\"></div> \
                                            <div class=\"infos\"> \
                                            <span class=\"first-line\">%@</span> \
313
                                            <span class=\"second-line\">%@ - %0.2f MB</span> \
314 315 316 317
                                            </div> \
                                            </a> \
                                            </div>",
                                            track.objectID.URIRepresentation,
Felix Paul Kühne's avatar
Felix Paul Kühne committed
318
                                            [[anyFileFromTrack url] stringByReplacingOccurrencesOfString:@"file://"withString:@""],
319
                                            track.title,
Felix Paul Kühne's avatar
Felix Paul Kühne committed
320
                                            duration, (float)([anyFileFromTrack fileSizeInBytes] / 1e6)]];
321
                    if (shouldReturnLibVLCXML)
Felix Paul Kühne's avatar
Felix Paul Kühne committed
322
                        [mediaInXml addObject:[NSString stringWithFormat:@"<Media title=\"%@\" thumb=\"http://%@/download/%@/Thumbnails/File/%@.png\" duration=\"%@\" size=\"%li\" pathfile=\"http://%@/download/%@\" pathSubtitle=\"\"/>", track.title, hostName, pathLibrary, [[NSString stringWithFormat:@"%@", track.objectID.URIRepresentation] lastPathComponent], duration, [anyFileFromTrack fileSizeInBytes], hostName, [[anyFileFromTrack url] stringByReplacingOccurrencesOfString:@"file://"withString:@""]]];
323
                }
324
                [mediaInHtml addObject:@"</div></div>"];
325
            }
326
        }
327

Felix Paul Kühne's avatar
Felix Paul Kühne committed
328 329
        UIDevice *currentDevice = [UIDevice currentDevice];
        NSString *deviceModel = [currentDevice model];
330
        NSDictionary *replacementDict;
331
        HTTPDynamicFileResponse *fileResponse;
332

333
        if (shouldReturnLibVLCXML) {
334 335
            replacementDict = @{@"FILES" : [mediaInXml componentsJoinedByString:@" "],
                                @"NB_FILE" : [NSString stringWithFormat:@"%li", (unsigned long)mediaInXml.count],
Felix Paul Kühne's avatar
Felix Paul Kühne committed
336
                                @"LIB_TITLE" : [currentDevice name]};
337 338 339 340 341 342 343

            fileResponse = [[HTTPDynamicFileResponse alloc] initWithFilePath:[self filePathForURI:path]
                                                               forConnection:self
                                                                   separator:@"%%"
                                                       replacementDictionary:replacementDict];
            fileResponse.contentType = @"application/xml";
        } else {
344 345 346 347 348 349
            replacementDict = @{@"FILES" : [mediaInHtml componentsJoinedByString:@" "],
                                @"WEBINTF_TITLE" : NSLocalizedString(@"WEBINTF_TITLE", nil),
                                @"WEBINTF_DROPFILES" : NSLocalizedString(@"WEBINTF_DROPFILES", nil),
                                @"WEBINTF_DROPFILES_LONG" : [NSString stringWithFormat:NSLocalizedString(@"WEBINTF_DROPFILES_LONG", nil), deviceModel],
                                @"WEBINTF_DOWNLOADFILES" : NSLocalizedString(@"WEBINTF_DOWNLOADFILES", nil),
                                @"WEBINTF_DOWNLOADFILES_LONG" : [NSString stringWithFormat: NSLocalizedString(@"WEBINTF_DOWNLOADFILES_LONG", nil), deviceModel]};
350 351 352 353 354 355
            fileResponse = [[HTTPDynamicFileResponse alloc] initWithFilePath:[self filePathForURI:path]
                                                               forConnection:self
                                                                   separator:@"%%"
                                                       replacementDictionary:replacementDict];
            fileResponse.contentType = @"text/html";
        }
356

357
        return fileResponse;
358
    } else if ([relativePath isEqualToString:@"/style.css"]) {
359
        NSDictionary *replacementDict = @{@"WEBINTF_TITLE" : NSLocalizedString(@"WEBINTF_TITLE", nil)};
360 361 362 363 364 365
        HTTPDynamicFileResponse *fileResponse = [[HTTPDynamicFileResponse alloc] initWithFilePath:[self filePathForURI:path]
                                                                                    forConnection:self
                                                                                        separator:@"%%"
                                                                            replacementDictionary:replacementDict];
        fileResponse.contentType = @"text/css";
        return fileResponse;
366
    }
367

368 369 370 371 372 373 374 375 376 377
    return [super httpResponseForMethod:method URI:path];
}

- (void)prepareForBodyWithSize:(UInt64)contentLength
{
    // set up mime parser
    NSString* boundary = [request headerField:@"boundary"];
    _parser = [[MultipartFormDataParser alloc] initWithBoundary:boundary formEncoding:NSUTF8StringEncoding];
    _parser.delegate = self;

378 379
    APLog(@"expecting file of size %lli kB", contentLength / 1024);
    _contentLength = contentLength;
380 381 382 383 384 385 386
}

- (void)processBodyData:(NSData *)postDataChunk
{
    /* append data to the parser. It will invoke callbacks to let us handle
     * parsed data. */
    [_parser appendData:postDataChunk];
387

388
    _receivedContent += postDataChunk.length;
389

390
    APLog(@"received %lli kB (%lli %%)", _receivedContent / 1024, ((_receivedContent * 100) / _contentLength));
391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410
}

//-----------------------------------------------------------------
#pragma mark multipart form data parser delegate


- (void)processStartOfPartWithHeader:(MultipartMessageHeader*) header
{
    /* in this sample, we are not interested in parts, other then file parts.
     * check content disposition to find out filename */

    MultipartMessageHeaderField* disposition = (header.fields)[@"Content-Disposition"];
    NSString* filename = [(disposition.params)[@"filename"] lastPathComponent];

    if ((nil == filename) || [filename isEqualToString: @""]) {
        // it's either not a file part, or
        // an empty form sent. we won't handle it.
        return;
    }

411
    // create the path where to store the media temporarily
412
    NSArray *searchPaths = NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES);
Felix Paul Kühne's avatar
Felix Paul Kühne committed
413
    NSString *uploadDirPath = [searchPaths[0] stringByAppendingPathComponent:@"Upload"];
414
    NSFileManager *fileManager = [NSFileManager defaultManager];
415 416

    BOOL isDir = YES;
Felix Paul Kühne's avatar
Felix Paul Kühne committed
417
    if (![fileManager fileExistsAtPath:uploadDirPath isDirectory:&isDir])
418
        [fileManager createDirectoryAtPath:uploadDirPath withIntermediateDirectories:YES attributes:nil error:nil];
419

420
    _filepath = [uploadDirPath stringByAppendingPathComponent: filename];
421

422 423 424 425 426 427 428 429 430
    NSNumber *freeSpace = [[UIDevice currentDevice] freeDiskspace];
    if (_contentLength >= freeSpace.longLongValue) {
        /* avoid deadlock since we are on a background thread */
        [self performSelectorOnMainThread:@selector(notifyUserAboutEndOfFreeStorage:) withObject:filename waitUntilDone:NO];
        [self handleResourceNotFound];
        [self stop];
        return;
    }

431
    APLog(@"Saving file to %@", _filepath);
432
    if (![fileManager createDirectoryAtPath:uploadDirPath withIntermediateDirectories:true attributes:nil error:nil])
433
        APLog(@"Could not create directory at path: %@", _filepath);
434

435
    if (![fileManager createFileAtPath:_filepath contents:nil attributes:nil])
436
        APLog(@"Could not create file at path: %@", _filepath);
437

438
    _storeFile = [NSFileHandle fileHandleForWritingAtPath:_filepath];
Felix Paul Kühne's avatar
Felix Paul Kühne committed
439 440 441
    VLCAppDelegate *appDelegate = [UIApplication sharedApplication].delegate;
    [appDelegate networkActivityStarted];
    [appDelegate disableIdleTimer];
442 443
}

444 445 446 447 448 449 450 451 452 453 454 455 456
- (void)notifyUserAboutEndOfFreeStorage:(NSString *)filename
{
    UIAlertView *alert = [[UIAlertView alloc] initWithTitle:NSLocalizedString(@"DISK_FULL", nil)
                                                    message:[NSString stringWithFormat:
                                                             NSLocalizedString(@"DISK_FULL_FORMAT", nil),
                                                             filename,
                                                             [[UIDevice currentDevice] model]]
                                                   delegate:self
                                          cancelButtonTitle:NSLocalizedString(@"BUTTON_OK", nil)
                                          otherButtonTitles:nil];
    [alert show];
}

457 458 459
- (void)processContent:(NSData*)data WithHeader:(MultipartMessageHeader*) header
{
    // here we just write the output from parser to the file.
460 461 462 463 464 465 466 467 468 469 470 471 472
    if (_storeFile) {
        @try {
            [_storeFile writeData:data];
        }
        @catch (NSException *exception) {
            APLog(@"File to write further data because storage is full.");
            [_storeFile closeFile];
            _storeFile = nil;
            /* don't block */
            [self performSelector:@selector(stop) withObject:nil afterDelay:0.1];
        }
    }

473 474 475 476 477
}

- (void)processEndOfPartWithHeader:(MultipartMessageHeader*)header
{
    // as the file part is over, we close the file.
478
    APLog(@"closing file");
479 480 481 482
    [_storeFile closeFile];
    _storeFile = nil;
}

483
- (BOOL)shouldDie
484
{
485 486 487
    if (_filepath) {
        if (_filepath.length > 0)
            [[(VLCAppDelegate*)[UIApplication sharedApplication].delegate uploadController] moveFileFrom:_filepath];
488
    }
489
    return [super shouldDie];
490 491
}

492 493
#pragma mark subtitle

Felix Paul Kühne's avatar
Felix Paul Kühne committed
494
- (NSMutableArray *)_listOfSubtitles
495
{
Felix Paul Kühne's avatar
Felix Paul Kühne committed
496
    NSMutableArray *listOfSubtitles = [[NSMutableArray alloc] init];
497
    NSString *documentsDirectory = [NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES) objectAtIndex:0];
Felix Paul Kühne's avatar
Felix Paul Kühne committed
498
    NSArray *allFiles = [[NSFileManager defaultManager] contentsOfDirectoryAtPath:documentsDirectory error:nil];
499
    NSString *filePath;
Felix Paul Kühne's avatar
Felix Paul Kühne committed
500 501 502
    NSUInteger count = allFiles.count;
    for (NSUInteger i = 0; i < count; i++) {
        filePath = [[NSString stringWithFormat:@"%@/%@", documentsDirectory, allFiles[i]] stringByReplacingOccurrencesOfString:@"file://"withString:@""];
503
        if ([filePath isSupportedSubtitleFormat])
Felix Paul Kühne's avatar
Felix Paul Kühne committed
504
            [listOfSubtitles addObject:filePath];
505
    }
Felix Paul Kühne's avatar
Felix Paul Kühne committed
506
    return listOfSubtitles;
507 508
}

Felix Paul Kühne's avatar
Felix Paul Kühne committed
509
- (NSString *)_checkIfSubtitleWasFound:(NSString *)fileURL
510
{
Felix Paul Kühne's avatar
Felix Paul Kühne committed
511
    NSString *subtitlePath;
512
    NSString *fileName = [[fileURL lastPathComponent] stringByDeletingPathExtension];
Felix Paul Kühne's avatar
Felix Paul Kühne committed
513
    NSMutableArray *listOfSubtitles = [self _listOfSubtitles];
514
    NSString *fileSub;
Felix Paul Kühne's avatar
Felix Paul Kühne committed
515 516 517 518 519
    NSUInteger count = listOfSubtitles.count;
    NSString *currentPath;
    for (NSUInteger i = 0; i < count; i++) {
        currentPath = listOfSubtitles[i];
        fileSub = [NSString stringWithFormat:@"%@", currentPath];
520
        if ([fileSub rangeOfString:fileName].location != NSNotFound)
Felix Paul Kühne's avatar
Felix Paul Kühne committed
521
            subtitlePath = currentPath;
522 523 524 525
    }
    return subtitlePath;
}

526
@end