1/* ***** BEGIN LICENSE BLOCK ***** 2 * Version: MPL 1.1/GPL 2.0/LGPL 2.1 3 * 4 * The contents of this file are subject to the Mozilla Public License Version 5 * 1.1 (the "License"); you may not use this file except in compliance with 6 * the License. You may obtain a copy of the License at 7 * http://www.mozilla.org/MPL/ 8 * 9 * Software distributed under the License is distributed on an "AS IS" basis, 10 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License 11 * for the specific language governing rights and limitations under the 12 * License. 13 * 14 * The Original Code is Camino code. 15 * 16 * The Initial Developer of the Original Code is 17 * Netscape Communications Corporation. 18 * Portions created by the Initial Developer are Copyright (C) 2002 19 * the Initial Developer. All Rights Reserved. 20 * 21 * Contributor(s): 22 * Nate Weaver (Wevah) - wevah@derailer.org 23 * 24 * Alternatively, the contents of this file may be used under the terms of 25 * either the GNU General Public License Version 2 or later (the "GPL"), or 26 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), 27 * in which case the provisions of the GPL or the LGPL are applicable instead 28 * of those above. If you wish to allow use of your version of this file only 29 * under the terms of either the GPL or the LGPL, and not to allow others to 30 * use your version of this file under the terms of the MPL, indicate your 31 * decision by deleting the provisions above and replace them with the notice 32 * and other provisions required by the GPL or the LGPL. If you do not delete 33 * the provisions above, a recipient may use your version of this file under 34 * the terms of any one of the MPL, the GPL or the LGPL. 35 * 36 * ***** END LICENSE BLOCK ***** */ 37 38#import "NSURL+Utils.h" 39 40 41@implementation NSURL (CaminoExtensions) 42 43+ (NSURL*)decodeLocalFileURL:(NSURL*)url 44{ 45 NSString* urlPathString = [url path]; 46 NSString* ext = [[urlPathString pathExtension] lowercaseString]; 47 OSType fileType = NSHFSTypeCodeFromFileType(NSHFSTypeOfFile(urlPathString)); 48 49 if ([ext isEqualToString:@"url"] || fileType == 'LINK') { 50 url = [NSURL URLFromIEURLFile:urlPathString]; 51 } 52 else if ([ext isEqualToString:@"webloc"] || [ext isEqualToString:@"ftploc"] || 53 fileType == 'ilht' || fileType == 'ilft') 54 { 55 url = [NSURL URLFromInetloc:urlPathString]; 56 } 57 58 return url; 59} 60 61// 62// Reads the URL from a .webloc/.ftploc file. 63// Returns the URL, or nil on failure. 64// 65+(NSURL*)URLFromInetloc:(NSString*)inFile 66{ 67 FSRef ref; 68 NSURL *ret = nil; 69 70 if (inFile && FSPathMakeRef((UInt8 *)[inFile fileSystemRepresentation], &ref, NULL) == noErr) { 71 short resRef; 72 73 resRef = FSOpenResFile(&ref, fsRdPerm); 74 75 if (resRef != -1) { // Has resouce fork. 76 Handle urlResHandle; 77 78 if ((urlResHandle = Get1Resource('url ', 256))) { // Has 'url ' resource with ID 256. 79 long size; 80 81 size = GetMaxResourceSize(urlResHandle); 82// Begin Google Modified 83// ret = [NSURL URLWithString:[NSString stringWithCString:(char *)*urlResHandle length:size]]; 84 NSString *urlString = [[[NSString alloc] initWithBytes:(void *)*urlResHandle 85 length:size 86 encoding:NSMacOSRomanStringEncoding] // best guess here 87 autorelease]; 88 ret = [NSURL URLWithString:urlString]; 89// End Google Modified 90 } 91 92 CloseResFile(resRef); 93 } 94 95 if (!ret) { // Look for valid plist data. 96 NSDictionary *plist; 97 if ((plist = [[NSDictionary alloc] initWithContentsOfFile:inFile])) { 98 ret = [NSURL URLWithString:[plist objectForKey:@"URL"]]; 99 [plist release]; 100 } 101 } 102 } 103 104 return ret; 105} 106 107// 108// Reads the URL from a .url file. 109// Returns the URL or nil on failure. 110// 111+(NSURL*)URLFromIEURLFile:(NSString*)inFile 112{ 113 NSURL *ret = nil; 114 115 // Is this really an IE .url file? 116 if (inFile) { 117 NSCharacterSet *newlines = [NSCharacterSet characterSetWithCharactersInString:@"\r\n"]; 118 // Begin Google Modified 119// NSScanner *scanner = [NSScanner scannerWithString:[NSString stringWithContentsOfFile:inFile]]; 120 NSString *fileString = [NSString stringWithContentsOfFile:inFile 121 encoding:NSWindowsCP1252StringEncoding // best guess here 122 error:nil]; 123 NSScanner *scanner = [NSScanner scannerWithString:fileString]; 124 // End Google Modified 125 [scanner scanUpToString:@"[InternetShortcut]" intoString:nil]; 126 127 if ([scanner scanString:@"[InternetShortcut]" intoString:nil]) { 128 // Scan each non-empty line in this section. We don't need to explicitly scan the newlines or 129 // whitespace because NSScanner ignores these by default. 130 NSString *line; 131 132 while ([scanner scanUpToCharactersFromSet:newlines intoString:&line]) { 133 if ([line hasPrefix:@"URL="]) { 134 ret = [NSURL URLWithString:[line substringFromIndex:4]]; 135 break; 136 } 137 else if ([line hasPrefix:@"["]) { 138 // This is the start of a new section, so if we haven't found an URL yet, we should bail. 139 break; 140 } 141 } 142 } 143 } 144 145 return ret; 146} 147 148@end 149