intl/icu/source/common/servlk.cpp

Sat, 03 Jan 2015 20:18:00 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Sat, 03 Jan 2015 20:18:00 +0100
branch
TOR_BUG_3246
changeset 7
129ffea94266
permissions
-rw-r--r--

Conditionally enable double key logic according to:
private browsing mode or privacy.thirdparty.isolate preference and
implement in GetCookieStringCommon and FindCookie where it counts...
With some reservations of how to convince FindCookie users to test
condition and pass a nullptr when disabling double key logic.

michael@0 1 /**
michael@0 2 *******************************************************************************
michael@0 3 * Copyright (C) 2001-2004, International Business Machines Corporation and *
michael@0 4 * others. All Rights Reserved. *
michael@0 5 *******************************************************************************
michael@0 6 *
michael@0 7 *******************************************************************************
michael@0 8 */
michael@0 9 #include "unicode/utypes.h"
michael@0 10
michael@0 11 #if !UCONFIG_NO_SERVICE
michael@0 12
michael@0 13 #include "unicode/resbund.h"
michael@0 14 #include "uresimp.h"
michael@0 15 #include "cmemory.h"
michael@0 16 #include "servloc.h"
michael@0 17 #include "ustrfmt.h"
michael@0 18 #include "uhash.h"
michael@0 19 #include "charstr.h"
michael@0 20 #include "ucln_cmn.h"
michael@0 21 #include "uassert.h"
michael@0 22
michael@0 23 #define UNDERSCORE_CHAR ((UChar)0x005f)
michael@0 24 #define AT_SIGN_CHAR ((UChar)64)
michael@0 25 #define PERIOD_CHAR ((UChar)46)
michael@0 26
michael@0 27 U_NAMESPACE_BEGIN
michael@0 28
michael@0 29 LocaleKey*
michael@0 30 LocaleKey::createWithCanonicalFallback(const UnicodeString* primaryID,
michael@0 31 const UnicodeString* canonicalFallbackID,
michael@0 32 UErrorCode& status)
michael@0 33 {
michael@0 34 return LocaleKey::createWithCanonicalFallback(primaryID, canonicalFallbackID, KIND_ANY, status);
michael@0 35 }
michael@0 36
michael@0 37 LocaleKey*
michael@0 38 LocaleKey::createWithCanonicalFallback(const UnicodeString* primaryID,
michael@0 39 const UnicodeString* canonicalFallbackID,
michael@0 40 int32_t kind,
michael@0 41 UErrorCode& status)
michael@0 42 {
michael@0 43 if (primaryID == NULL || U_FAILURE(status)) {
michael@0 44 return NULL;
michael@0 45 }
michael@0 46 UnicodeString canonicalPrimaryID;
michael@0 47 LocaleUtility::canonicalLocaleString(primaryID, canonicalPrimaryID);
michael@0 48 return new LocaleKey(*primaryID, canonicalPrimaryID, canonicalFallbackID, kind);
michael@0 49 }
michael@0 50
michael@0 51 LocaleKey::LocaleKey(const UnicodeString& primaryID,
michael@0 52 const UnicodeString& canonicalPrimaryID,
michael@0 53 const UnicodeString* canonicalFallbackID,
michael@0 54 int32_t kind)
michael@0 55 : ICUServiceKey(primaryID)
michael@0 56 , _kind(kind)
michael@0 57 , _primaryID(canonicalPrimaryID)
michael@0 58 , _fallbackID()
michael@0 59 , _currentID()
michael@0 60 {
michael@0 61 _fallbackID.setToBogus();
michael@0 62 if (_primaryID.length() != 0) {
michael@0 63 if (canonicalFallbackID != NULL && _primaryID != *canonicalFallbackID) {
michael@0 64 _fallbackID = *canonicalFallbackID;
michael@0 65 }
michael@0 66 }
michael@0 67
michael@0 68 _currentID = _primaryID;
michael@0 69 }
michael@0 70
michael@0 71 LocaleKey::~LocaleKey() {}
michael@0 72
michael@0 73 UnicodeString&
michael@0 74 LocaleKey::prefix(UnicodeString& result) const {
michael@0 75 if (_kind != KIND_ANY) {
michael@0 76 UChar buffer[64];
michael@0 77 uprv_itou(buffer, 64, _kind, 10, 0);
michael@0 78 UnicodeString temp(buffer);
michael@0 79 result.append(temp);
michael@0 80 }
michael@0 81 return result;
michael@0 82 }
michael@0 83
michael@0 84 int32_t
michael@0 85 LocaleKey::kind() const {
michael@0 86 return _kind;
michael@0 87 }
michael@0 88
michael@0 89 UnicodeString&
michael@0 90 LocaleKey::canonicalID(UnicodeString& result) const {
michael@0 91 return result.append(_primaryID);
michael@0 92 }
michael@0 93
michael@0 94 UnicodeString&
michael@0 95 LocaleKey::currentID(UnicodeString& result) const {
michael@0 96 if (!_currentID.isBogus()) {
michael@0 97 result.append(_currentID);
michael@0 98 }
michael@0 99 return result;
michael@0 100 }
michael@0 101
michael@0 102 UnicodeString&
michael@0 103 LocaleKey::currentDescriptor(UnicodeString& result) const {
michael@0 104 if (!_currentID.isBogus()) {
michael@0 105 prefix(result).append(PREFIX_DELIMITER).append(_currentID);
michael@0 106 } else {
michael@0 107 result.setToBogus();
michael@0 108 }
michael@0 109 return result;
michael@0 110 }
michael@0 111
michael@0 112 Locale&
michael@0 113 LocaleKey::canonicalLocale(Locale& result) const {
michael@0 114 return LocaleUtility::initLocaleFromName(_primaryID, result);
michael@0 115 }
michael@0 116
michael@0 117 Locale&
michael@0 118 LocaleKey::currentLocale(Locale& result) const {
michael@0 119 return LocaleUtility::initLocaleFromName(_currentID, result);
michael@0 120 }
michael@0 121
michael@0 122 UBool
michael@0 123 LocaleKey::fallback() {
michael@0 124 if (!_currentID.isBogus()) {
michael@0 125 int x = _currentID.lastIndexOf(UNDERSCORE_CHAR);
michael@0 126 if (x != -1) {
michael@0 127 _currentID.remove(x); // truncate current or fallback, whichever we're pointing to
michael@0 128 return TRUE;
michael@0 129 }
michael@0 130
michael@0 131 if (!_fallbackID.isBogus()) {
michael@0 132 _currentID = _fallbackID;
michael@0 133 _fallbackID.setToBogus();
michael@0 134 return TRUE;
michael@0 135 }
michael@0 136
michael@0 137 if (_currentID.length() > 0) {
michael@0 138 _currentID.remove(0); // completely truncate
michael@0 139 return TRUE;
michael@0 140 }
michael@0 141
michael@0 142 _currentID.setToBogus();
michael@0 143 }
michael@0 144
michael@0 145 return FALSE;
michael@0 146 }
michael@0 147
michael@0 148 UBool
michael@0 149 LocaleKey::isFallbackOf(const UnicodeString& id) const {
michael@0 150 UnicodeString temp(id);
michael@0 151 parseSuffix(temp);
michael@0 152 return temp.indexOf(_primaryID) == 0 &&
michael@0 153 (temp.length() == _primaryID.length() ||
michael@0 154 temp.charAt(_primaryID.length()) == UNDERSCORE_CHAR);
michael@0 155 }
michael@0 156
michael@0 157 #ifdef SERVICE_DEBUG
michael@0 158 UnicodeString&
michael@0 159 LocaleKey::debug(UnicodeString& result) const
michael@0 160 {
michael@0 161 ICUServiceKey::debug(result);
michael@0 162 result.append(" kind: ");
michael@0 163 result.append(_kind);
michael@0 164 result.append(" primaryID: ");
michael@0 165 result.append(_primaryID);
michael@0 166 result.append(" fallbackID: ");
michael@0 167 result.append(_fallbackID);
michael@0 168 result.append(" currentID: ");
michael@0 169 result.append(_currentID);
michael@0 170 return result;
michael@0 171 }
michael@0 172
michael@0 173 UnicodeString&
michael@0 174 LocaleKey::debugClass(UnicodeString& result) const
michael@0 175 {
michael@0 176 return result.append("LocaleKey ");
michael@0 177 }
michael@0 178 #endif
michael@0 179
michael@0 180 UOBJECT_DEFINE_RTTI_IMPLEMENTATION(LocaleKey)
michael@0 181
michael@0 182 U_NAMESPACE_END
michael@0 183
michael@0 184 /* !UCONFIG_NO_SERVICE */
michael@0 185 #endif
michael@0 186
michael@0 187

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