diff options
Diffstat (limited to 'src/e_date.c')
| -rw-r--r-- | src/e_date.c | 214 |
1 files changed, 214 insertions, 0 deletions
diff --git a/src/e_date.c b/src/e_date.c new file mode 100644 index 0000000..9b9a894 --- /dev/null +++ b/src/e_date.c @@ -0,0 +1,214 @@ +#include <config.h> + +#include <glib.h> +#include <glib/gi18n.h> + +#include <string.h> + +#include "e_date.h" + +/* + all this code comes from evolution + - e-util.c + - message-list.c +*/ + + +static size_t e_strftime(char *s, size_t max, const char *fmt, const struct tm *tm) +{ +#ifdef HAVE_LKSTRFTIME + return strftime(s, max, fmt, tm); +#else + char *c, *ffmt, *ff; + size_t ret; + + ffmt = g_strdup(fmt); + ff = ffmt; + while ((c = strstr(ff, "%l")) != NULL) { + c[1] = 'I'; + ff = c; + } + + ff = ffmt; + while ((c = strstr(ff, "%k")) != NULL) { + c[1] = 'H'; + ff = c; + } + + ret = strftime(s, max, ffmt, tm); + g_free(ffmt); + return ret; +#endif +} + + +/** + * Function to do a last minute fixup of the AM/PM stuff if the locale + * and gettext haven't done it right. Most English speaking countries + * except the USA use the 24 hour clock (UK, Australia etc). However + * since they are English nobody bothers to write a language + * translation (gettext) file. So the locale turns off the AM/PM, but + * gettext does not turn on the 24 hour clock. Leaving a mess. + * + * This routine checks if AM/PM are defined in the locale, if not it + * forces the use of the 24 hour clock. + * + * The function itself is a front end on strftime and takes exactly + * the same arguments. + * + * TODO: Actually remove the '%p' from the fixed up string so that + * there isn't a stray space. + **/ + +static size_t e_strftime_fix_am_pm(char *s, size_t max, const char *fmt, const struct tm *tm) +{ + char buf[10]; + char *sp; + char *ffmt; + size_t ret; + + if (strstr(fmt, "%p")==NULL && strstr(fmt, "%P")==NULL) { + /* No AM/PM involved - can use the fmt string directly */ + ret=e_strftime(s, max, fmt, tm); + } else { + /* Get the AM/PM symbol from the locale */ + e_strftime (buf, 10, "%p", tm); + + if (buf[0]) { + /** + * AM/PM have been defined in the locale + * so we can use the fmt string directly + **/ + ret=e_strftime(s, max, fmt, tm); + } else { + /** + * No AM/PM defined by locale + * must change to 24 hour clock + **/ + ffmt=g_strdup(fmt); + for (sp=ffmt; (sp=strstr(sp, "%l")); sp++) { + /** + * Maybe this should be 'k', but I have never + * seen a 24 clock actually use that format + **/ + sp[1]='H'; + } + for (sp=ffmt; (sp=strstr(sp, "%I")); sp++) { + sp[1]='H'; + } + ret=e_strftime(s, max, ffmt, tm); + g_free(ffmt); + } + } + return(ret); +} + +static size_t +e_utf8_strftime_fix_am_pm(char *s, size_t max, const char *fmt, const struct tm *tm) +{ + size_t sz, ret; + char *locale_fmt, *buf; + + locale_fmt = g_locale_from_utf8(fmt, -1, NULL, &sz, NULL); + if (!locale_fmt) + return 0; + + ret = e_strftime_fix_am_pm(s, max, locale_fmt, tm); + if (!ret) { + g_free (locale_fmt); + return 0; + } + + buf = g_locale_to_utf8(s, ret, NULL, &sz, NULL); + if (!buf) { + g_free (locale_fmt); + return 0; + } + + if (sz >= max) { + char *tmp = buf + max - 1; + tmp = g_utf8_find_prev_char(buf, tmp); + if (tmp) + sz = tmp - buf; + else + sz = 0; + } + memcpy(s, buf, sz); + s[sz] = '\0'; + g_free(locale_fmt); + g_free(buf); + return sz; +} + + +static char * +filter_date (time_t date) +{ + time_t nowdate = time(NULL); + time_t yesdate; + struct tm then, now, yesterday; + char buf[26]; + gboolean done = FALSE; + + if (date == 0) + // xgettext: ? stands for unknown + return g_strdup (_("?")); + + localtime_r (&date, &then); + localtime_r (&nowdate, &now); + if (then.tm_mday == now.tm_mday && + then.tm_mon == now.tm_mon && + then.tm_year == now.tm_year) { + e_utf8_strftime_fix_am_pm (buf, 26, _("Today %l:%M %p"), &then); + done = TRUE; + } + if (!done) { + yesdate = nowdate - 60 * 60 * 24; + localtime_r (&yesdate, &yesterday); + if (then.tm_mday == yesterday.tm_mday && + then.tm_mon == yesterday.tm_mon && + then.tm_year == yesterday.tm_year) { + e_utf8_strftime_fix_am_pm (buf, 26, _("Yesterday %l:%M %p"), &then); + done = TRUE; + } + } + if (!done) { + int i; + for (i = 2; i < 7; i++) { + yesdate = nowdate - 60 * 60 * 24 * i; + localtime_r (&yesdate, &yesterday); + if (then.tm_mday == yesterday.tm_mday && + then.tm_mon == yesterday.tm_mon && + then.tm_year == yesterday.tm_year) { + e_utf8_strftime_fix_am_pm (buf, 26, _("%a %l:%M %p"), &then); + done = TRUE; + break; + } + } + } + if (!done) { + if (then.tm_year == now.tm_year) { + e_utf8_strftime_fix_am_pm (buf, 26, _("%b %d %l:%M %p"), &then); + } else { + e_utf8_strftime_fix_am_pm (buf, 26, _("%b %d %Y"), &then); + } + } +#if 0 +#ifdef CTIME_R_THREE_ARGS + ctime_r (&date, buf, 26); +#else + ctime_r (&date, buf); +#endif +#endif + + return g_strdup (buf); +} + + + + +char * +procman_format_date_for_display(time_t d) +{ + return filter_date(d); +} |