1 /*
2 * Copyright (C) 2004, 2008 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26 #include "config.h"
27 #include "KURL.h"
28
29 #include <wtf/RetainPtr.h>
30 #include <CoreFoundation/CFURL.h>
31
32 using namespace std;
33
34 namespace WebCore {
35
KURL(CFURLRef url)36 KURL::KURL(CFURLRef url)
37 {
38 if (!url) {
39 parse(0, 0);
40 return;
41 }
42
43 CFIndex bytesLength = CFURLGetBytes(url, 0, 0);
44 Vector<char, 512> buffer(bytesLength + 6); // 5 for "file:", 1 for null character to end C string
45 char* bytes = &buffer[5];
46 CFURLGetBytes(url, reinterpret_cast<UInt8*>(bytes), bytesLength);
47 bytes[bytesLength] = '\0';
48 if (bytes[0] != '/') {
49 parse(bytes, 0);
50 return;
51 }
52
53 buffer[0] = 'f';
54 buffer[1] = 'i';
55 buffer[2] = 'l';
56 buffer[3] = 'e';
57 buffer[4] = ':';
58
59 parse(buffer.data(), 0);
60 }
61
createCFURL() const62 CFURLRef KURL::createCFURL() const
63 {
64 // FIXME: What should this return for invalid URLs?
65 // Currently it throws away the high bytes of the characters in the string in that case,
66 // which is clearly wrong.
67
68 Vector<char, 512> buffer;
69 copyToBuffer(buffer);
70
71 // NOTE: We use UTF-8 here since this encoding is used when computing strings when returning URL components
72 // (e.g calls to NSURL -path). However, this function is not tolerant of illegal UTF-8 sequences, which
73 // could either be a malformed string or bytes in a different encoding, like Shift-JIS, so we fall back
74 // onto using ISO Latin-1 in those cases.
75 CFURLRef result = CFURLCreateAbsoluteURLWithBytes(0, reinterpret_cast<const UInt8*>(buffer.data()), buffer.size(), kCFStringEncodingUTF8, 0, true);
76 if (!result)
77 result = CFURLCreateAbsoluteURLWithBytes(0, reinterpret_cast<const UInt8*>(buffer.data()), buffer.size(), kCFStringEncodingISOLatin1, 0, true);
78 return result;
79 }
80
fileSystemPath() const81 String KURL::fileSystemPath() const
82 {
83 RetainPtr<CFURLRef> cfURL(AdoptCF, createCFURL());
84 if (!cfURL)
85 return String();
86
87 #if PLATFORM(WIN)
88 CFURLPathStyle pathStyle = kCFURLWindowsPathStyle;
89 #else
90 CFURLPathStyle pathStyle = kCFURLPOSIXPathStyle;
91 #endif
92 return RetainPtr<CFStringRef>(AdoptCF, CFURLCopyFileSystemPath(cfURL.get(), pathStyle)).get();
93 }
94
95 }
96