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// DownloadDataFilesPane.m
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// Created by Jjgod Jiang on 4/21/09.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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* Copyright (c) 2008 Sun Microsystems, Inc. All Rights Reserved.
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* The contents of this file are subject to the terms of either the GNU Lesser
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* General Public License Version 2.1 only ("LGPL") or the Common Development and
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* Distribution License ("CDDL")(collectively, the "License"). You may not use this
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* file except in compliance with the License. You can obtain a copy of the CDDL at
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* http://www.opensource.org/licenses/cddl1.php and a copy of the LGPLv2.1 at
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* http://www.opensource.org/licenses/lgpl-license.php. See the License for the
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* specific language governing permissions and limitations under the License. When
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* distributing the software, include this License Header Notice in each file and
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* include the full text of the License in the License file as well as the
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* NOTICE PURSUANT TO SECTION 9 OF THE COMMON DEVELOPMENT AND DISTRIBUTION LICENSE
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* For Covered Software in this distribution, this License shall be governed by the
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* laws of the State of California (excluding conflict-of-law provisions).
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* Any litigation relating to this License shall be subject to the jurisdiction of
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* the Federal Courts of the Northern District of California and the state courts
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* of the State of California, with venue lying in Santa Clara County, California.
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* If you wish your version of this file to be governed by only the CDDL or only
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* the LGPL Version 2.1, indicate your decision by adding "[Contributor]" elects to
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* include this software in this distribution under the [CDDL or LGPL Version 2.1]
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* license." If you don't indicate a single choice of license, a recipient has the
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* option to distribute your version of this file under either the CDDL or the LGPL
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* Version 2.1, or to extend the choice of license to its licensees as provided
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* above. However, if you add LGPL Version 2.1 code and therefore, elected the LGPL
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* Version 2 license, then the option applies only if the new code is made subject
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* to such option by the copyright holder.
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#import "DownloadDataFilesPane.h"
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#import <CommonCrypto/CommonDigest.h>
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#import <SecurityFoundation/SFAuthorization.h>
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#define JJLocalizedString(key, comment) NSLocalizedStringFromTableInBundle(key, @"Localizable", [NSBundle bundleForClass: [self class]], comment)
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#define kDataFileExt @".be"
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#define kDataFileExt @".le"
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NSDictionary *findInSpec(NSArray *specArray, NSString *file)
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NSString *fileNameByArch = [file stringByAppendingString: kDataFileExt];
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for (NSDictionary *dict in specArray)
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if ([[dict objectForKey: @"Name"] isEqual: fileNameByArch])
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@interface DownloadDataFilesPane (Private)
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- (BOOL) doAuthorizedCopyFromPath: (NSString *) src toPath: (NSString *) dest withAuthorization: (SFAuthorization *) authorization;
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- (SFAuthorization *) prepareAuthorization;
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@implementation DownloadDataFilesPane
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- (void) checkFile: (NSString *) file withSpec: (NSArray *) specArray
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NSString *targetDirectory = [self objectForKeyInBundle: @"TargetInstallDirectory"];
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NSString *path = [targetDirectory stringByAppendingPathComponent: file];
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NSDictionary *fileDict = findInSpec(specArray, file);
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NSLog(@"Cannot find %@ in %@", file, specArray);
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if ([[NSFileManager defaultManager] fileExistsAtPath: path])
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NSString *expectedHash = [fileDict objectForKey: @"SHA256"];
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unsigned char hashedChars[CC_SHA256_DIGEST_LENGTH];
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NSData *data = [NSData dataWithContentsOfFile: path];
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CC_SHA256([data bytes], [data length], hashedChars);
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NSMutableString *fileHash = [NSMutableString stringWithCapacity: CC_SHA256_DIGEST_LENGTH * 2];
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for (i = 0; i < sizeof(hashedChars); i++)
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[fileHash appendFormat: @"%02x", hashedChars[i]];
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if (! [fileHash isEqualToString: expectedHash])
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NSLog(@"file hash mismatch: %@ (now) vs. %@ (expected)", fileHash, expectedHash);
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[filesToDownload addObject: fileDict];
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totalBytesToDownload += [(NSNumber *)[fileDict objectForKey: @"Size"] unsignedIntValue];
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return [[NSBundle bundleForClass: [self class]] localizedStringForKey: @"PaneTitle"
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- (id) objectForKeyInBundle: (NSString *) key
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return [[[NSBundle bundleForClass: [self class]] infoDictionary] objectForKey: key];
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- (void) finishDownload
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[mainTextField setStringValue: JJLocalizedString(@"All files are successfully downloaded.",
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"All files downloaded.")];
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[auxTextField setHidden: YES];
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[getButton setHidden: YES];
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[progress setHidden: YES];
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[self setNextEnabled: YES];
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[self setPreviousEnabled: YES];
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SFAuthorization *authorization = [self prepareAuthorization];
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for (NSString *file in filesDownloaded)
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NSString *from = [@"/tmp" stringByAppendingPathComponent: file];
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NSString *to = [[self objectForKeyInBundle: @"TargetInstallDirectory"] stringByAppendingPathComponent: file];
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[self doAuthorizedCopyFromPath: from
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withAuthorization: authorization];
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[authorization invalidateCredentials];
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- (void) downloadNextFile
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// If all files are downloaded
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if (! [filesToDownload count])
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[self finishDownload];
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dict = [filesToDownload objectAtIndex: 0];
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NSURL *URL = [NSURL URLWithString: [dict objectForKey: @"URL"]];
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NSLog(@"Start downloading: %@", URL);
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// create the request
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NSURLRequest *theRequest = [NSURLRequest requestWithURL: URL
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cachePolicy: NSURLRequestUseProtocolCachePolicy
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timeoutInterval: 30.0];
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// create the connection with the request
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// and start loading the data
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NSURLDownload *theDownload = [[NSURLDownload alloc] initWithRequest: theRequest
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currentDownload = theDownload;
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NSString *destination = [@"/tmp" stringByAppendingPathComponent:
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[[dict objectForKey: @"Name"] stringByDeletingPathExtension]];
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NSLog(@"Set destination to %@", destination);
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// set the destination file now
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[theDownload setDestination: destination
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allowOverwrite: YES];
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// inform the user that the download could not be made
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- (NSString *) _humanReadableSizeFromDouble: (double) value
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return [NSString stringWithFormat:@"%.0lf %@", value,
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JJLocalizedString(@"B", @"the unit for bytes")];
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if (value < 1024 * 1024)
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return [NSString stringWithFormat:@"%.0lf %@", value / 1024.0,
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JJLocalizedString(@"KB", @"the unit for kilobytes")];
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if (value < 1024 * 1024 * 1024)
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return [NSString stringWithFormat:@"%.1lf %@", value / 1024.0 / 1024.0,
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JJLocalizedString(@"MB", @"the unit for megabytes")];
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return [NSString stringWithFormat:@"%.2lf %@", value / 1024.0 / 1024.0 / 1024.0,
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JJLocalizedString(@"GB", @"the unit for gigabytes")];
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- (IBAction) stopDownload: (id) sender
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[currentDownload cancel];
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[currentDownload release];
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currentDownload = nil;
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[getButton setTitle: JJLocalizedString(@"Start...", "Start downloading")];
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[getButton setAction: @selector(startDownload:)];
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[progress setDoubleValue: 0];
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[progress setHidden: YES];
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[self setNextEnabled: YES];
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[self setPreviousEnabled: YES];
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[auxTextField setStringValue: JJLocalizedString(@"Download stopped.", "Download stopped")];
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- (IBAction) startDownload: (id) sender
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[progress setHidden: NO];
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[progress setDoubleValue: 0];
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[getButton setTitle: JJLocalizedString(@"Cancel", "Stop downloading")];
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[getButton setAction: @selector(stopDownload:)];
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[auxTextField setStringValue: [NSString stringWithFormat: JJLocalizedString(@"%@ of %@", nil),
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[self _humanReadableSizeFromDouble: 0],
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[self _humanReadableSizeFromDouble: [progress maxValue]]]];
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[self setNextEnabled: NO];
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[self setPreviousEnabled: NO];
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[self downloadNextFile];
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- (void) download: (NSURLDownload *) download didFailWithError: (NSError *) error
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[filesToDownload removeObjectAtIndex: 0];
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// release the connection
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[self downloadNextFile];
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NSLog(@"Download failed! Error - %@ %@",
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[error localizedDescription],
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[[error userInfo] objectForKey: NSURLErrorFailingURLStringErrorKey]);
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- (void) download: (NSURLDownload *) download didReceiveDataOfLength: (NSUInteger) length
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double value = [progress doubleValue] + length;
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if (value > [progress maxValue])
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value = [progress maxValue];
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[progress setDoubleValue: value];
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[auxTextField setStringValue: [NSString stringWithFormat: JJLocalizedString(@"%@ of %@", nil),
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[self _humanReadableSizeFromDouble: value],
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[self _humanReadableSizeFromDouble: [progress maxValue]]]];
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- (void) downloadDidFinish: (NSURLDownload *) download
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// release the connection
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NSString *filename = [[[[[download request] URL] path] lastPathComponent] stringByDeletingPathExtension];
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// do something with the data
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NSLog(@"Finish downloading: %@", filename);
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if ([filesToDownload count])
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[filesToDownload removeObjectAtIndex: 0];
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[filesDownloaded addObject: filename];
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[self downloadNextFile];
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- (void) startFetchingPropertyListFromURL: (NSURL *) URL
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[mainTextField setStringValue: JJLocalizedString(@"Checking updates for data files...", "Checking property list on network")];
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NSURLRequest *request = [NSURLRequest requestWithURL: URL];
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NSURLConnection *connection = [[NSURLConnection alloc] initWithRequest: request
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receivedData = [[NSMutableData data] retain];
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// Failed to download plist
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NSLog(@"Failed to open %@", [URL path]);
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- (void) connection: (NSURLConnection *) connection didReceiveResponse: (NSURLResponse *) response
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[receivedData setLength: 0];
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- (void) connection: (NSURLConnection *) connection didReceiveData: (NSData *) data
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[receivedData appendData: data];
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- (void) connection: (NSURLConnection *) connection didFailWithError: (NSError *) error
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// release the connection, and the data object
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[connection release];
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// receivedData is declared as a method instance elsewhere
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[receivedData release];
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NSLog(@"Connection failed! Error - %@ %@",
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[error localizedDescription],
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[[error userInfo] objectForKey: NSURLErrorFailingURLStringErrorKey]);
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- (void) setSummaryString: (NSString *) summary detailString: (NSString *) detail
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NSDictionary *summaryAttributes, *detailAttributes;
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summaryAttributes = [NSDictionary dictionaryWithObject: [NSFont fontWithName: @"Lucida Grande" size: 13.0]
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forKey: NSFontAttributeName];
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detailAttributes = [NSDictionary dictionaryWithObject: [NSFont fontWithName: @"Monaco" size: 11.0]
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forKey: NSFontAttributeName];
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NSMutableAttributedString *stringToSet = [[NSMutableAttributedString alloc] initWithString: summary
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attributes: summaryAttributes];
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NSAttributedString *detailString = [[NSAttributedString alloc] initWithString: detail
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attributes: detailAttributes];
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[stringToSet appendAttributedString: [[[NSAttributedString alloc] initWithString: @"\n\n"] autorelease]];
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[stringToSet appendAttributedString: detailString];
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[detailString release];
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[mainTextField setAttributedStringValue: stringToSet];
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[stringToSet release];
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- (void) connectionDidFinishLoading: (NSURLConnection *) connection
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[connection release];
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NSString *errorDesc = nil;
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NSArray *specArray = (NSArray *)[NSPropertyListSerialization propertyListFromData: receivedData
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mutabilityOption: NSPropertyListImmutable
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errorDescription: &errorDesc];
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[receivedData release];
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NSLog(@"Failed to read property list: %@", errorDesc);
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NSString *errorTitle = [NSString stringWithFormat: JJLocalizedString(@"Failed to fetch a valid data file list from %@:", nil),
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[self objectForKeyInBundle: @"FilesSpecPlistURL"]];
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[self setSummaryString: errorTitle
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detailString: errorDesc];
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NSArray *files = [NSArray arrayWithObjects: @"lm_sc.t3g", @"pydict_sc.bin", nil];
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if (! filesToDownload)
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filesToDownload = [[NSMutableArray alloc] initWithCapacity: 2];
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if (! filesDownloaded)
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filesDownloaded = [[NSMutableArray alloc] initWithCapacity: 2];
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totalBytesToDownload = 0;
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for (NSString *file in files)
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[self checkFile: file withSpec: specArray];
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if ([filesToDownload count])
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NSString *text = [NSString stringWithFormat: JJLocalizedString(@"The following files need to be downloaded and save to\n%@:",
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[self objectForKeyInBundle: @"TargetInstallDirectory"]];
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NSMutableString *urls = [NSMutableString stringWithCapacity: 50];
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for (NSDictionary *dict in filesToDownload)
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[urls appendFormat: @"%@\n", [dict objectForKey: @"URL"]];
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[self setSummaryString: text
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[auxTextField setStringValue: JJLocalizedString(@"Click the Start button to download them automatically.",
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"Click Download Button")];
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[getButton setTitle: JJLocalizedString(@"Start...", "Start downloading")];
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[getButton setHidden: NO];
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[progress setStyle: NSProgressIndicatorBarStyle];
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[progress setMaxValue: totalBytesToDownload];
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[progress setIndeterminate: NO];
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[mainTextField setStringValue: JJLocalizedString(@"You already have the latest data files, just Continue.", "Bypass")];
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/* pane's entry point: code called when user enters this pane */
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- (void) didEnterPane: (InstallerSectionDirection) dir
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NSURL *plistURL = [NSURL URLWithString: [self objectForKeyInBundle: @"FilesSpecPlistURL"]];
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[self startFetchingPropertyListFromURL: plistURL];
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/* called when user clicks "Continue" -- return value indicates if application should exit pane */
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- (BOOL) shouldExitPane: (InstallerSectionDirection) dir
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[filesToDownload release];
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filesToDownload = nil;
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- (SFAuthorization *) prepareAuthorization
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AuthorizationFlags authFlags = kAuthorizationFlagPreAuthorize |
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kAuthorizationFlagExtendRights |
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kAuthorizationFlagInteractionAllowed;
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AuthorizationItem authItem = { kAuthorizationRightExecute, 0, nil, 0 };
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AuthorizationRights authRights = { 1, &authItem };
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SFAuthorization *authorization = [SFAuthorization authorizationWithFlags: authFlags
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environment: kAuthorizationEmptyEnvironment];
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return authorization;
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// doAuthorizedCopyFromPath does an authorized copy, getting admin rights
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// NOTE: when running the task with admin privileges, this waits on any child
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// process, since AEWP doesn't tell us the child's pid. This could be fooled
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// by any other child process that quits in the window between launch and
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// completion of our actual tool.
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- (BOOL) doAuthorizedCopyFromPath: (NSString *) src
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toPath: (NSString *) dest
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withAuthorization: (SFAuthorization *) authorization
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const char taskPath[] = "/usr/bin/ditto";
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const char* arguments[] = {
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"-rsrcFork", // 0: copy resource forks; --rsrc requires 10.3
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NULL, // 2: dest path
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arguments[1] = [src fileSystemRepresentation];
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arguments[2] = [dest fileSystemRepresentation];
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FILE **kNoPipe = nil;
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OSStatus status = AuthorizationExecuteWithPrivileges([authorization authorizationRef],
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kAuthorizationFlagDefaults,
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(char *const *)arguments,
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if (status == errAuthorizationSuccess) {
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int pid = wait(&wait_status);
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if (pid == -1 || !WIFEXITED(wait_status)) {
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status = WEXITSTATUS(wait_status);
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return (status == 0);
added
removed
wrapper/macos/packaging/SunPinyin/DownloadDataFiles/DownloadDataFilesPane.m
