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[PATCH v5 4/4] date.c: allow compact version of ISO-8601 datetime

From
Đoàn Trần Công Danh <congdanhqx@gmail.com>
Date
Apr 24, 2020, 15:07 UTC
Message-ID
<51aa60c06965e86d30619006f9f431e4f8281104.1587740682.git.congdanhqx@gmail.com>
In-Reply-To
<cover.1587740682.git.congdanhqx@gmail.com>
Signed-off-by: Đoàn Trần Công Danh <congdanhqx@gmail.com>
---
 date.c          | 14 ++++++++++++++
 t/t0006-date.sh |  3 +++
 2 files changed, 17 insertions(+)
diff --git a/date.c b/date.c
index 2c9071d53f..f9ea807b3a 100644
--- a/date.c
+++ b/date.c
@@ -687,6 +687,20 @@ static int match_digit(const char *date, struct tm *tm, int *offset, int *tm_gmt
 		n++;
 	} while (isdigit(date[n]));
 
+	/* 8 digits, compact style of ISO-8601's date: YYYYmmDD */
+	/* 6 digits, compact style of ISO-8601's time: HHMMSS */
+	if (n == 8 || n == 6) {
+		unsigned int num1 = num / 10000;
+		unsigned int num2 = (num % 10000) / 100;
+		unsigned int num3 = num % 100;
+		if (n == 8)
+			set_date(num1, num2, num3, NULL, time(NULL), tm);
+		else if (n == 6 && set_time(num1, num2, num3, tm) == 0 &&
+			 *end == '.' && isdigit(end[1]))
+			strtoul(end + 1, &end, 10);
+		return end - date;
+	}
+
 	/* Four-digit year or a timezone? */
 	if (n == 4) {
 		if (num <= 1400 && *offset == -1) {
diff --git a/t/t0006-date.sh b/t/t0006-date.sh
index 80917c81c3..75ee9a96b8 100755
--- a/t/t0006-date.sh
+++ b/t/t0006-date.sh
@@ -82,6 +82,9 @@ check_parse 2008-02-14 bad
 check_parse '2008-02-14 20:30:45' '2008-02-14 20:30:45 +0000'
 check_parse '2008-02-14 20:30:45 -0500' '2008-02-14 20:30:45 -0500'
 check_parse '2008.02.14 20:30:45 -0500' '2008-02-14 20:30:45 -0500'
+check_parse '20080214T203045-04:00' '2008-02-14 20:30:45 -0400'
+check_parse '20080214T203045 -04:00' '2008-02-14 20:30:45 -0400'
+check_parse '20080214T203045.019-04:00' '2008-02-14 20:30:45 -0400'
 check_parse '2008-02-14 20:30:45.019-04:00' '2008-02-14 20:30:45 -0400'
 check_parse '2008-02-14 20:30:45 -0015' '2008-02-14 20:30:45 -0015'
 check_parse '2008-02-14 20:30:45 -5' '2008-02-14 20:30:45 +0000'
-- 
2.26.2.384.g435bf60bd5
Previous: Đoàn Trần Công Danh
Message 49 of 49 in “Mishandling of fractional seconds in ISO 8601 format”
  1. brian m. carlsonApr 14, 2020
  2. 0/2 More ISO-8601 supportĐoàn Trần Công Danh, Apr 14, 2020
  3. 1/2 date.c: allow fractional second part of ISO-8601Đoàn Trần Công Danh, Apr 14, 2020
  4. Jeff KingApr 14, 2020
  5. Danh DoanApr 15, 2020
  6. Jeff KingApr 14, 2020
  7. brian m. carlsonApr 14, 2020
  8. Danh DoanApr 15, 2020
  9. 2/2 date.c: allow compact version of ISO-8601 datetimeĐoàn Trần Công Danh, Apr 14, 2020
  10. Jeff KingApr 14, 2020
  11. Danh DoanApr 15, 2020
  12. Junio C HamanoApr 15, 2020
  13. Jeff KingApr 15, 2020
  14. Junio C HamanoApr 15, 2020
  15. Danh DoanApr 16, 2020
  16. brian m. carlsonApr 14, 2020
  17. 0/2 More ISO-8601 supportĐoàn Trần Công Danh, Apr 15, 2020
  18. 1/2 date.c: skip fractional second part of ISO-8601Đoàn Trần Công Danh, Apr 15, 2020
  19. Torsten BögershausenApr 15, 2020
  20. Danh DoanApr 16, 2020
  21. 2/2 date.c: allow compact version of ISO-8601 datetimeĐoàn Trần Công Danh, Apr 15, 2020
  22. 0/2 More ISO-8601 supportĐoàn Trần Công Danh, Apr 22, 2020
  23. 1/2 date.c: skip fractional second part of ISO-8601Đoàn Trần Công Danh, Apr 22, 2020
  24. Junio C HamanoApr 22, 2020
  25. Danh DoanApr 23, 2020
  26. Junio C HamanoApr 23, 2020
  27. Philip OakleyApr 23, 2020
  28. Danh DoanApr 24, 2020
  29. Junio C HamanoApr 24, 2020
  30. Philip OakleyApr 24, 2020
  31. Philip OakleyApr 24, 2020
  32. 2/2 date.c: allow compact version of ISO-8601 datetimeĐoàn Trần Công Danh, Apr 22, 2020
  33. Junio C HamanoApr 22, 2020
  34. Danh DoanApr 23, 2020
  35. 0/4 More ISO-8601 supportĐoàn Trần Công Danh, Apr 23, 2020
  36. 1/4 date.c: s/is_date/set_date/Đoàn Trần Công Danh, Apr 23, 2020
  37. Junio C HamanoApr 23, 2020
  38. 2/4 date.c: validate and set time in a helper functionĐoàn Trần Công Danh, Apr 23, 2020
  39. Junio C HamanoApr 23, 2020
  40. Danh DoanApr 24, 2020
  41. Junio C HamanoApr 24, 2020
  42. 3/4 date.c: skip fractional second part of ISO-8601Đoàn Trần Công Danh, Apr 23, 2020
  43. Junio C HamanoApr 23, 2020
  44. 4/4 date.c: allow compact version of ISO-8601 datetimeĐoàn Trần Công Danh, Apr 23, 2020
  45. 0/4 More ISO-8601 supportĐoàn Trần Công Danh, Apr 24, 2020
  46. 1/4 date.c: s/is_date/set_date/Đoàn Trần Công Danh, Apr 24, 2020
  47. 2/4 date.c: validate and set time in a helper functionĐoàn Trần Công Danh, Apr 24, 2020
  48. 3/4 date.c: skip fractional second part of ISO-8601Đoàn Trần Công Danh, Apr 24, 2020
  49. 4/4 date.c: allow compact version of ISO-8601 datetimeĐoàn Trần Công Danh, Apr 24, 2020

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