git.sesse.net Git - vlc/blob - modules/gui/macosx/update.m

   1 /*****************************************************************************
   2  * update.m: MacOS X Check-For-Update window
   3  *****************************************************************************
   4  * Copyright (C) 2005-2006 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Felix K\9fhne <fkuehne@users.sf.net>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
  22  *****************************************************************************/
  23
  24
  25 /*****************************************************************************
  26  * Note: the code used to communicate with VLC's core was inspired by
  27  * ../wxwidgets/dialogs/updatevlc.cpp, written by Antoine Cellerier.
  28  *****************************************************************************/
  29
  30
  31 /*****************************************************************************
  32  * Preamble
  33  *****************************************************************************/
  34 #import "update.h"
  35 #import "intf.h"
  36
  37
  38 /*****************************************************************************
  39  * VLCExtended implementation
  40  *****************************************************************************/
  41
  42 @implementation VLCUpdate
  43
  44 static VLCUpdate *_o_sharedInstance = nil;
  45
  46 + (VLCUpdate *)sharedInstance
  47 {
  48     return _o_sharedInstance ? _o_sharedInstance : [[self alloc] init];
  49 }
  50
  51 - (id)init
  52 {
  53     if (_o_sharedInstance) {
  54         [self dealloc];
  55     } else {
  56         _o_sharedInstance = [super init];
  57     }
  58
  59     return _o_sharedInstance;
  60 }
  61
  62 - (void)awakeFromNib
  63 {
  64     /* get up */
  65     p_intf = VLCIntf;
  66
  67     /* clean the interface */
  68     [o_fld_releaseNote setString: @""];
  69
  70     [self initStrings];
  71 }
  72
  73 - (void)dealloc
  74 {
  75     if( o_hashOfOurBinary )
  76         [o_hashOfOurBinary release];
  77     if( o_urlOfBinary )
  78         [o_urlOfBinary release];
  79     if( o_indexOfOurBinary )
  80         [o_indexOfOurBinary release];
  81
  82     [super dealloc];
  83 }
  84
  85 - (void)initStrings
  86 {
  87     /* translate strings to the user's language */
  88     [o_update_window setTitle: _NS("Check for Update")];
  89     [o_btn_DownloadNow setTitle: _NS("Download now")];
  90     [o_btn_okay setTitle: _NS("OK")];
  91 }
  92
  93 - (void)showUpdateWindow
  94 {
  95     /* show the window and check for a potential update */
  96     [o_fld_status setStringValue: _NS("Checking for Update...")];
  97     [o_fld_currentVersionAndSize setStringValue: @""];
  98     [o_fld_releaseNote setString: @""];
  99
 100     [o_update_window center];
 101     [o_update_window displayIfNeeded];
 102     [o_update_window makeKeyAndOrderFront:nil];
 103
 104     [o_bar_checking startAnimation: self];
 105     [self checkForUpdate];
 106     [o_bar_checking stopAnimation: self];
 107 }
 108
 109 - (IBAction)download:(id)sender
 110 {
 111     /* provide a save dialogue */
 112     SEL sel = @selector(getLocationForSaving:returnCode:contextInfo:);
 113     NSSavePanel * saveFilePanel = [[NSSavePanel alloc] init];
 114
 115     [saveFilePanel setRequiredFileType: @"dmg"];
 116     [saveFilePanel setCanSelectHiddenExtension: YES];
 117     [saveFilePanel setCanCreateDirectories: YES];
 118     [saveFilePanel beginSheetForDirectory:nil file: \
 119         [[o_urlOfBinary componentsSeparatedByString:@"/"] lastObject] \
 120         modalForWindow: o_update_window modalDelegate:self didEndSelector:sel \
 121         contextInfo:nil];
 122 }
 123
 124 - (void)getLocationForSaving: (NSSavePanel *)sheet returnCode: \
 125     (int)returnCode contextInfo: (void *)contextInfo
 126 {
 127     if (returnCode == NSOKButton)
 128     {
 129         /* perform download and pass the selected path */
 130         [self performDownload: [sheet filename]];
 131     }
 132     [sheet release];
 133 }
 134
 135 - (IBAction)okay:(id)sender
 136 {
 137     /* just close the window */
 138     [o_update_window close];
 139 }
 140
 141 - (void)checkForUpdate
 142 {
 143     p_u = update_New( p_intf );
 144     update_Check( p_u, VLC_FALSE );
 145     update_iterator_t *p_uit = update_iterator_New( p_u );
 146     BOOL releaseChecked = NO;
 147     int x = 0;
 148     NSString * pathToReleaseNote;
 149     pathToReleaseNote = [[NSString stringWithString: \
 150         @"~/Library/Caches/vlc_releasenote_temp.txt"] \
 151         stringByExpandingTildeInPath];
 152
 153     if( p_uit )
 154     {
 155         p_uit->i_rs = UPDATE_RELEASE_STATUS_NEWER;
 156         p_uit->i_t = UPDATE_FILE_TYPE_ALL;
 157         update_iterator_Action( p_uit, UPDATE_MIRROR );
 158
 159         while( update_iterator_Action( p_uit, UPDATE_FILE) != UPDATE_FAIL )
 160         {
 161             /* if the announced item is of the type "binary", keep it and display
 162              * its details to the user. Do similar stuff on "info". Do both
 163              * only if the file is announced as stable */
 164             if( p_uit->release.i_type == UPDATE_RELEASE_TYPE_STABLE )
 165             {
 166                 if( p_uit->file.i_type == UPDATE_FILE_TYPE_INFO )
 167                 {
 168                     [o_fld_releaseNote setString: \
 169                         [NSString stringWithUTF8String: \
 170                         (p_uit->file.psz_description)]];
 171                     /* download our release note
 172                      * We will read the temp file after this loop */
 173                     update_download( p_uit, (char *)[pathToReleaseNote UTF8String] );
 174                 }
 175                 else if( p_uit->file.i_type == UPDATE_FILE_TYPE_BINARY )
 176                 {
 177                     msg_Dbg( p_intf, "binary found, version = %s" \
 178                         ", hash=%s, size=%i MB, position in release file list=%i",\
 179                         p_uit->release.psz_version, p_uit->file.psz_md5, \
 180                         (int)((p_uit->file.l_size / 1024) / 1024), \
 181                         p_uit->i_f);
 182                     [o_fld_currentVersionAndSize setStringValue: \
 183                         [NSString stringWithFormat: \
 184                         @"The current release is %s (%i MB to download).", \
 185                         p_uit->release.psz_version, ((p_uit->file.l_size \
 186                         / 1024) / 1024)]];
 187
 188                     if( o_urlOfBinary )
 189                         [o_urlOfBinary release];
 190                     o_urlOfBinary = [[NSString alloc] initWithUTF8String: \
 191                         p_uit->file.psz_url];
 192
 193                     /* save the hash of our file, if available */
 194                     if( p_uit->file.psz_md5 )
 195                     {
 196                         if( o_hashOfOurBinary )
 197                             [o_hashOfOurBinary release];
 198                         o_hashOfOurBinary = [[NSString alloc] \
 199                             initWithUTF8String: p_uit->file.psz_md5];
 200                     }
 201
 202                     if( p_uit->i_f )
 203                     {
 204                         if( o_indexOfOurBinary )
 205                             [o_indexOfOurBinary release];
 206                         o_indexOfOurBinary = [[NSNumber alloc] \
 207                             initWithInt: p_uit->i_f];
 208                     }
 209                 }
 210                 if( p_uit->release.i_status == UPDATE_RELEASE_STATUS_NEWER &&
 211                     !releaseChecked )
 212                 {
 213                     /* our version is outdated, let the user download the new
 214                      * release */
 215                     [o_fld_status setStringValue: _NS("Your version of VLC " \
 216                         "is outdated.")];
 217                     [o_btn_DownloadNow setEnabled: YES];
 218                     msg_Dbg( p_intf, "this version of VLC is outdated" );
 219                     /* put the mirror information */
 220                     msg_Dbg( p_intf, "used mirror: %s, %s [%s]", \
 221                             p_uit->mirror.psz_name, p_uit->mirror.psz_location,\
 222                             p_uit->mirror.psz_type );
 223                     /* make sure that we perform this check only once */
 224                     releaseChecked = YES;
 225                 }
 226                 else if(! releaseChecked )
 227                 {
 228                     [o_fld_status setStringValue: _NS("Your version of VLC " \
 229                         "is up-to-date.")];
 230                     [o_btn_DownloadNow setEnabled: NO];
 231                     msg_Dbg( p_intf, "current version is up-to-date" );
 232                     releaseChecked = YES;
 233                 }
 234             }
 235             x += 1;
 236         }
 237
 238         update_iterator_Delete( p_uit );
 239
 240         /* wait for our download, since it is done by another thread
 241          * this does usually take 300000 to 500000 ms */
 242         int i = 0;
 243         while( [[NSFileManager defaultManager] fileExistsAtPath: pathToReleaseNote] == NO )
 244         {
 245             msleep( 100000 );
 246             i += 1;
 247             if( i == 600 )
 248             {
 249                 /* if this takes more than 1 min, exit */
 250                 msg_Warn( p_intf, "download took more than a minute, exiting" );
 251                 return;
 252             }
 253         }
 254         msg_Dbg( p_intf, "waited %i ms for the release notes", (i * 100000) );
 255         msleep( 500000 );
 256
 257         /* let's open our cached release note and display it
 258          * we can't use NSString stringWithContentsOfFile:encoding:error:
 259          * since it is Tiger only */
 260         NSString * releaseNote = [[NSString alloc] initWithData: \
 261             [NSData dataWithContentsOfFile: pathToReleaseNote] \
 262             encoding: NSISOLatin1StringEncoding];
 263         if( releaseNote )
 264             [o_fld_releaseNote setString: releaseNote];
 265
 266         /* delete the file since it isn't needed anymore */
 267         BOOL myBOOL = NO;
 268         myBOOL = [[NSFileManager defaultManager] removeFileAtPath: \
 269             pathToReleaseNote handler: nil];
 270     }
 271 }
 272
 273 - (void)performDownload:(NSString *)path
 274 {
 275     update_iterator_t *p_uit = update_iterator_New( p_u );
 276     if( p_uit )
 277     {
 278         update_iterator_Action( p_uit, UPDATE_MIRROR );
 279
 280         while( update_iterator_Action( p_uit, UPDATE_FILE) != UPDATE_FAIL )
 281         {
 282             if( p_uit->release.i_type == UPDATE_RELEASE_TYPE_STABLE &&
 283                 p_uit->release.i_status == UPDATE_RELEASE_STATUS_NEWER &&
 284                 p_uit->file.i_type == UPDATE_FILE_TYPE_BINARY )
 285             {
 286                 /* that's our binary */
 287                 update_download( p_uit, (char *)[path UTF8String] );
 288             }
 289         }
 290
 291         update_iterator_Delete( p_uit );
 292     }
 293
 294     [o_update_window close];
 295 }
 296
 297 @end