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firefox/intl/icu-patches/bug-1856290-ICU-20548-dateinterval-timezone.diff
Daniel Baumann 5e9a113729
Adding upstream version 140.0. 
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-25 09:37:52 +02:00

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# Handle 'O' time zone skeleton in DateIntervalFormat.
# Keep time zone skeleton field widths in DateIntervalFormat.
#
# ICU bug: https://unicode-org.atlassian.net/browse/ICU-20548
diff --git a/intl/icu/source/i18n/dtitv_impl.h b/intl/icu/source/i18n/dtitv_impl.h
--- a/intl/icu/source/i18n/dtitv_impl.h
+++ b/intl/icu/source/i18n/dtitv_impl.h
@@ -84,16 +84,19 @@
#define CAP_W ((char16_t)0x0057)
#define CAP_Y ((char16_t)0x0059)
#define CAP_Z ((char16_t)0x005A)
//#define MINIMUM_SUPPORTED_CALENDAR_FIELD UCAL_MINUTE
#define MAX_E_COUNT 5
#define MAX_M_COUNT 5
+#define MAX_z_COUNT 4
+#define MAX_v_COUNT 4
+#define MAX_O_COUNT 4
//#define MAX_INTERVAL_INDEX 4
#define MAX_POSITIVE_INT 56632
#endif /* #if !UCONFIG_NO_FORMATTING */
#endif
//eof
diff --git a/intl/icu/source/i18n/dtitvfmt.cpp b/intl/icu/source/i18n/dtitvfmt.cpp
--- a/intl/icu/source/i18n/dtitvfmt.cpp
+++ b/intl/icu/source/i18n/dtitvfmt.cpp
@@ -1061,16 +1061,17 @@ DateIntervalFormat::getDateTimeSkeleton(
// timeSkeleton follows the sequence of hm*[v|z]?
int32_t ECount = 0;
int32_t dCount = 0;
int32_t MCount = 0;
int32_t yCount = 0;
int32_t mCount = 0;
int32_t vCount = 0;
int32_t zCount = 0;
+ int32_t OCount = 0;
char16_t hourChar = u'\0';
int32_t i;
for (i = 0; i < skeleton.length(); ++i) {
char16_t ch = skeleton[i];
switch ( ch ) {
case CAP_E:
dateSkeleton.append(ch);
@@ -1123,16 +1124,20 @@ DateIntervalFormat::getDateTimeSkeleton(
case LOW_Z:
++zCount;
timeSkeleton.append(ch);
break;
case LOW_V:
++vCount;
timeSkeleton.append(ch);
break;
+ case CAP_O:
+ ++OCount;
+ timeSkeleton.append(ch);
+ break;
case LOW_A:
case CAP_V:
case CAP_Z:
case LOW_J:
case LOW_S:
case CAP_S:
case CAP_A:
case LOW_B:
@@ -1174,20 +1179,41 @@ DateIntervalFormat::getDateTimeSkeleton(
/* generate normalized form for time */
if ( hourChar != u'\0' ) {
normalizedTimeSkeleton.append(hourChar);
}
if ( mCount != 0 ) {
normalizedTimeSkeleton.append(LOW_M);
}
if ( zCount != 0 ) {
- normalizedTimeSkeleton.append(LOW_Z);
+ if ( zCount <= 3 ) {
+ normalizedTimeSkeleton.append(LOW_Z);
+ } else {
+ for ( int32_t j = 0; j < zCount && j < MAX_z_COUNT; ++j ) {
+ normalizedTimeSkeleton.append(LOW_Z);
+ }
+ }
}
if ( vCount != 0 ) {
- normalizedTimeSkeleton.append(LOW_V);
+ if ( vCount <= 3 ) {
+ normalizedTimeSkeleton.append(LOW_V);
+ } else {
+ for ( int32_t j = 0; j < vCount && j < MAX_v_COUNT; ++j ) {
+ normalizedTimeSkeleton.append(LOW_V);
+ }
+ }
+ }
+ if ( OCount != 0 ) {
+ if ( OCount <= 3 ) {
+ normalizedTimeSkeleton.append(CAP_O);
+ } else {
+ for ( int32_t j = 0; j < OCount && j < MAX_O_COUNT; ++j ) {
+ normalizedTimeSkeleton.append(CAP_O);
+ }
+ }
}
}
/**
* Generate date or time interval pattern from resource,
* and set them into the interval pattern locale to this formatter.
*
@@ -1732,18 +1758,23 @@ DateIntervalFormat::adjustFieldWidth(con
findReplaceInPattern(adjustedPtn, UnicodeString(u"a\u202F",-1), UnicodeString());
findReplaceInPattern(adjustedPtn, UnicodeString(LOW_A), UnicodeString());
// adjust interior double spaces, remove exterior whitespace
findReplaceInPattern(adjustedPtn, UnicodeString(" "), UnicodeString(" "));
adjustedPtn.trim();
}
if ( differenceInfo == 2 ) {
if (inputSkeleton.indexOf(LOW_Z) != -1) {
+ bestMatchSkeletonFieldWidth[(int)(LOW_Z - PATTERN_CHAR_BASE)] = bestMatchSkeletonFieldWidth[(int)(LOW_V - PATTERN_CHAR_BASE)];
findReplaceInPattern(adjustedPtn, UnicodeString(LOW_V), UnicodeString(LOW_Z));
}
+ if (inputSkeleton.indexOf(CAP_O) != -1) {
+ bestMatchSkeletonFieldWidth[(int)(CAP_O - PATTERN_CHAR_BASE)] = bestMatchSkeletonFieldWidth[(int)(LOW_V - PATTERN_CHAR_BASE)];
+ findReplaceInPattern(adjustedPtn, UnicodeString(LOW_V), UnicodeString(CAP_O));
+ }
if (inputSkeleton.indexOf(CAP_K) != -1) {
findReplaceInPattern(adjustedPtn, UnicodeString(LOW_H), UnicodeString(CAP_K));
}
if (inputSkeleton.indexOf(LOW_K) != -1) {
findReplaceInPattern(adjustedPtn, UnicodeString(CAP_H), UnicodeString(LOW_K));
}
if (inputSkeleton.indexOf(LOW_B) != -1) {
findReplaceInPattern(adjustedPtn, UnicodeString(LOW_A), UnicodeString(LOW_B));
diff --git a/intl/icu/source/i18n/dtitvinf.cpp b/intl/icu/source/i18n/dtitvinf.cpp
--- a/intl/icu/source/i18n/dtitvinf.cpp
+++ b/intl/icu/source/i18n/dtitvinf.cpp
@@ -582,19 +582,20 @@ DateIntervalInfo::getBestSkeleton(const
// hack for certain alternate characters
// resource bundles only have time skeletons containing 'v', 'h', and 'H'
// but not time skeletons containing 'z', 'K', or 'k'
// the skeleton may also include 'a' or 'b', which never occur in the resource bundles, so strip them out too
UBool replacedAlternateChars = false;
const UnicodeString* inputSkeleton = &skeleton;
UnicodeString copySkeleton;
- if ( skeleton.indexOf(LOW_Z) != -1 || skeleton.indexOf(LOW_K) != -1 || skeleton.indexOf(CAP_K) != -1 || skeleton.indexOf(LOW_A) != -1 || skeleton.indexOf(LOW_B) != -1 ) {
+ if ( skeleton.indexOf(LOW_Z) != -1 || skeleton.indexOf(CAP_O) != -1 || skeleton.indexOf(LOW_K) != -1 || skeleton.indexOf(CAP_K) != -1 || skeleton.indexOf(LOW_A) != -1 || skeleton.indexOf(LOW_B) != -1 ) {
copySkeleton = skeleton;
copySkeleton.findAndReplace(UnicodeString(LOW_Z), UnicodeString(LOW_V));
+ copySkeleton.findAndReplace(UnicodeString(CAP_O), UnicodeString(LOW_V));
copySkeleton.findAndReplace(UnicodeString(LOW_K), UnicodeString(CAP_H));
copySkeleton.findAndReplace(UnicodeString(CAP_K), UnicodeString(LOW_H));
copySkeleton.findAndReplace(UnicodeString(LOW_A), UnicodeString());
copySkeleton.findAndReplace(UnicodeString(LOW_B), UnicodeString());
inputSkeleton = &copySkeleton;
replacedAlternateChars = true;
}
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