php-src/ext/date/php_date.c

1327 lines
38 KiB
C
Raw Normal View History

/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
2005-08-03 14:08:58 +00:00
| Copyright (c) 1997-2005 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.0 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.php.net/license/3_0.txt. |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: Derick Rethans <derick@derickrethans.nl> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#include "php.h"
#include "php_streams.h"
#include "php_main.h"
#include "php_globals.h"
#include "php_ini.h"
#include "ext/standard/info.h"
#include "php_date.h"
#include "lib/timelib.h"
#include <time.h>
/* {{{ Function table */
function_entry date_functions[] = {
PHP_FE(strtotime, NULL)
PHP_FE(date, NULL)
PHP_FE(gmdate, NULL)
PHP_FE(mktime, NULL)
PHP_FE(gmmktime, NULL)
PHP_FE(checkdate, NULL)
#ifdef HAVE_STRFTIME
PHP_FE(strftime, NULL)
PHP_FE(gmstrftime, NULL)
#endif
PHP_FE(time, NULL)
PHP_FE(localtime, NULL)
PHP_FE(getdate, NULL)
#ifdef EXPERIMENTAL_DATE_SUPPORT
/* Advanced Interface */
PHP_FE(date_create, NULL)
PHP_FE(date_format, NULL)
PHP_FE(date_modify, NULL)
PHP_FE(date_timezone_get, NULL)
PHP_FE(date_timezone_set, NULL)
PHP_FE(date_offset_get, NULL)
PHP_FE(timezone_open, NULL)
PHP_FE(timezone_name_get, NULL)
PHP_FE(timezone_offset_get, NULL)
PHP_FE(timezone_transistions_get, NULL)
PHP_FE(timezone_identifiers_list, NULL)
PHP_FE(timezone_abbreviations_list, NULL)
#endif
/* Options and Configuration */
PHP_FE(date_default_timezone_set, NULL)
PHP_FE(date_default_timezone_get, NULL)
{NULL, NULL, NULL}
};
#ifdef EXPERIMENTAL_DATE_SUPPORT
function_entry date_funcs_date[] = {
ZEND_NAMED_FE(format, ZEND_FN(date_format), NULL)
ZEND_NAMED_FE(modify, ZEND_FN(date_modify), NULL)
ZEND_NAMED_FE(getTimezone, ZEND_FN(date_timezone_get), NULL)
ZEND_NAMED_FE(setTimezone, ZEND_FN(date_timezone_set), NULL)
ZEND_NAMED_FE(getOffset, ZEND_FN(date_offset_get), NULL)
{NULL, NULL, NULL}
};
function_entry date_funcs_timezone[] = {
ZEND_NAMED_FE(getName, ZEND_FN(timezone_name_get), NULL)
ZEND_NAMED_FE(getOffset, ZEND_FN(timezone_offset_get), NULL)
ZEND_NAMED_FE(getTransistions, ZEND_FN(timezone_transistions_get), NULL)
ZEND_MALIAS(timezone, listAbbreviations, abbreviations_list, NULL, ZEND_ACC_PUBLIC|ZEND_ACC_STATIC)
ZEND_MALIAS(timezone, listIdentifiers, identifiers_list, NULL, ZEND_ACC_PUBLIC|ZEND_ACC_STATIC)
{NULL, NULL, NULL}
};
static void date_register_classes(TSRMLS_D);
# define DATE_REGISTER_CLASSES date_register_classes(TSRMLS_C)
#else
# define DATE_REGISTER_CLASSES /* */
#endif
static char* guess_timezone(TSRMLS_D);
/* }}} */
ZEND_DECLARE_MODULE_GLOBALS(date)
/* {{{ INI Settings */
PHP_INI_BEGIN()
STD_PHP_INI_ENTRY("date.timezone", "", PHP_INI_ALL, OnUpdateString, default_timezone, zend_date_globals, date_globals)
PHP_INI_END()
/* }}} */
#ifdef EXPERIMENTAL_DATE_SUPPORT
typedef struct _php_date_obj php_date_obj;
typedef struct _php_timezone_obj php_timezone_obj;
struct _php_date_obj {
zend_object std;
timelib_time *time;
};
struct _php_timezone_obj {
zend_object std;
timelib_tzinfo *tz;
};
zend_class_entry *date_ce_date, *date_ce_timezone;
static zend_object_handlers date_object_handlers_date;
static zend_object_handlers date_object_handlers_timezone;
#define DATE_SET_CONTEXT \
zval *object; \
object = getThis(); \
#define DATE_FETCH_OBJECT \
php_date_obj *obj; \
DATE_SET_CONTEXT; \
if (object) { \
if (ZEND_NUM_ARGS()) { \
WRONG_PARAM_COUNT; \
} \
} else { \
if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, NULL, "O", &object, date_ce_date) == FAILURE) { \
RETURN_FALSE; \
} \
} \
obj = (php_date_obj *) zend_object_store_get_object(object TSRMLS_CC); \
static zend_object_value date_object_new_date(zend_class_entry *class_type TSRMLS_DC);
static zend_object_value date_object_new_timezone(zend_class_entry *class_type TSRMLS_DC);
static void date_object_free_storage_date(void *object TSRMLS_DC);
static void date_object_free_storage_timezone(void *object TSRMLS_DC);
#endif
/* {{{ Module struct */
zend_module_entry date_module_entry = {
STANDARD_MODULE_HEADER,
"date", /* extension name */
date_functions, /* function list */
PHP_MINIT(date), /* process startup */
PHP_MSHUTDOWN(date), /* process shutdown */
PHP_RINIT(date), /* request startup */
PHP_RSHUTDOWN(date), /* request shutdown */
PHP_MINFO(date), /* extension info */
PHP_VERSION, /* extension version */
STANDARD_MODULE_PROPERTIES
};
/* }}} */
/* {{{ php_date_init_globals */
static void php_date_init_globals(zend_date_globals *date_globals)
{
date_globals->default_timezone = NULL;
date_globals->timezone = NULL;
}
/* }}} */
/* {{{ PHP_RINIT_FUNCTION */
PHP_RINIT_FUNCTION(date)
{
if (DATEG(timezone)) {
efree(DATEG(timezone));
}
DATEG(timezone) = NULL;
return SUCCESS;
}
/* }}} */
/* {{{ PHP_RSHUTDOWN_FUNCTION */
PHP_RSHUTDOWN_FUNCTION(date)
{
if (DATEG(timezone)) {
efree(DATEG(timezone));
}
DATEG(timezone) = NULL;
return SUCCESS;
}
/* }}} */
#define DATE_FORMAT_ISO8601 "Y-m-d\\TH:i:sO"
#define DATE_FORMAT_RFC1036 "l, d-M-y H:i:s T"
#define DATE_FORMAT_RFC1123 "D, d M Y H:i:s T"
#define DATE_FORMAT_RFC2822 "D, d M Y H:i:s O"
/* {{{ PHP_MINIT_FUNCTION */
PHP_MINIT_FUNCTION(date)
{
ZEND_INIT_MODULE_GLOBALS(date, php_date_init_globals, NULL);
REGISTER_INI_ENTRIES();
DATE_REGISTER_CLASSES;
REGISTER_STRING_CONSTANT("DATE_ATOM", DATE_FORMAT_ISO8601, CONST_CS | CONST_PERSISTENT);
REGISTER_STRING_CONSTANT("DATE_COOKIE", DATE_FORMAT_RFC1123, CONST_CS | CONST_PERSISTENT);
REGISTER_STRING_CONSTANT("DATE_ISO8601", DATE_FORMAT_ISO8601, CONST_CS | CONST_PERSISTENT);
REGISTER_STRING_CONSTANT("DATE_RFC822", DATE_FORMAT_RFC1123, CONST_CS | CONST_PERSISTENT);
REGISTER_STRING_CONSTANT("DATE_RFC850", DATE_FORMAT_RFC1036, CONST_CS | CONST_PERSISTENT);
REGISTER_STRING_CONSTANT("DATE_RFC1036", DATE_FORMAT_RFC1036, CONST_CS | CONST_PERSISTENT);
REGISTER_STRING_CONSTANT("DATE_RFC1123", DATE_FORMAT_RFC1123, CONST_CS | CONST_PERSISTENT);
REGISTER_STRING_CONSTANT("DATE_RFC2822", DATE_FORMAT_RFC2822, CONST_CS | CONST_PERSISTENT);
REGISTER_STRING_CONSTANT("DATE_RSS", DATE_FORMAT_RFC1123, CONST_CS | CONST_PERSISTENT);
REGISTER_STRING_CONSTANT("DATE_W3C", DATE_FORMAT_ISO8601, CONST_CS | CONST_PERSISTENT);
return SUCCESS;
}
/* }}} */
/* {{{ PHP_MSHUTDOWN_FUNCTION */
PHP_MSHUTDOWN_FUNCTION(date)
{
UNREGISTER_INI_ENTRIES();
return SUCCESS;
}
/* }}} */
/* {{{ PHP_MINFO_FUNCTION */
PHP_MINFO_FUNCTION(date)
{
php_info_print_table_start();
php_info_print_table_row(2, "date/time support", "enabled");
php_info_print_table_row(2, "Default timezone", guess_timezone(TSRMLS_C));
php_info_print_table_end();
DISPLAY_INI_ENTRIES();
}
/* }}} */
/* {{{ Helper functions */
static char* guess_timezone(TSRMLS_D)
{
char *env;
/* Checking configure timezone */
if (DATEG(timezone) && (strlen(DATEG(timezone)) > 0)) {
return DATEG(timezone);
}
/* Check environment variable */
env = getenv("TZ");
if (env && *env) {
return env;
}
/* Check config setting for default timezone */
if (DATEG(default_timezone) && (strlen(DATEG(default_timezone)) > 0)) {
return DATEG(default_timezone);
}
#if HAVE_TM_ZONE
/* Try to guess timezone from system information */
{
struct tm *ta, tmbuf;
time_t the_time;
char *tzid;
the_time = time(NULL);
ta = php_localtime_r(&the_time, &tmbuf);
tzid = timelib_timezone_id_from_abbr(ta->tm_zone);
if (! tzid) {
tzid = "UTC";
}
php_error_docref(NULL TSRMLS_CC, E_STRICT, "It is not safe to rely on the systems timezone settings, please use the date.timezone setting, the TZ environment variable or the date_default_timezone_set() function. We use '%s' for '%s' instead.", tzid, ta->tm_zone);
return tzid;
}
#endif
/* Fallback to UTC */
return "UTC";
}
static timelib_tzinfo *get_timezone_info(TSRMLS_D)
{
char *tz;
timelib_tzinfo *tzi;
tz = guess_timezone(TSRMLS_C);
tzi = timelib_parse_tzfile(tz);
if (! tzi) {
2005-07-13 07:04:29 +00:00
php_error_docref(NULL TSRMLS_CC, E_NOTICE, "Timezone setting (date.timezone) or TZ environment variable contains an unknown timezone.");
tzi = timelib_parse_tzfile("UTC");
if (! tzi) {
php_error_docref(NULL TSRMLS_CC, E_ERROR, "Timezone database is corrupt - this should *never* happen!");
}
}
return tzi;
}
/* }}} */
/* {{{ date() and gmdate() data */
#include "ext/standard/php_smart_str.h"
static char *mon_full_names[] = {
"January", "February", "March", "April",
"May", "June", "July", "August",
"September", "October", "November", "December"
};
static char *mon_short_names[] = {
"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
};
static char *day_full_names[] = {
"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"
};
static char *day_short_names[] = {
"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"
};
static char *english_suffix(timelib_sll number)
{
if (number >= 10 && number <= 19) {
return "th";
} else {
switch (number % 10) {
case 1: return "st";
case 2: return "nd";
case 3: return "rd";
}
}
return "th";
}
/* }}} */
/* {{{ date_format - (gm)date helper */
static char *date_format(char *format, int format_len, timelib_time *t, int localtime)
{
smart_str string = {0};
int i;
char buffer[33];
timelib_time_offset *offset;
timelib_sll isoweek, isoyear;
2005-08-08 16:49:30 +00:00
if (!format_len) {
return estrdup("");
}
if (localtime) {
if (t->zone_type == TIMELIB_ZONETYPE_ABBR) {
offset = timelib_time_offset_ctor();
offset->offset = (t->z - (t->dst * 60)) * -60;
offset->leap_secs = 0;
offset->is_dst = t->dst;
offset->abbr = strdup(t->tz_abbr);
} else if (t->zone_type == TIMELIB_ZONETYPE_OFFSET) {
offset = timelib_time_offset_ctor();
offset->offset = (t->z - (t->dst * 60)) * -60;
offset->leap_secs = 0;
offset->is_dst = t->dst;
offset->abbr = malloc(9); /* GMT<4D>xxxx\0 */
snprintf(offset->abbr, 9, "GMT%c%02d%02d",
localtime ? ((offset->offset < 0) ? '-' : '+') : '+',
localtime ? abs(offset->offset / 3600) : 0,
localtime ? abs((offset->offset % 3600) / 60) : 0 );
} else {
offset = timelib_get_time_zone_info(t->sse, t->tz_info);
}
}
buffer[32] = '\0';
timelib_isoweek_from_date(t->y, t->m, t->d, &isoweek, &isoyear);
for (i = 0; i < format_len; i++) {
switch (format[i]) {
/* day */
2005-06-30 22:47:39 +00:00
case 'd': snprintf(buffer, 32, "%02d", (int) t->d); break;
case 'D': snprintf(buffer, 32, "%s", day_short_names[timelib_day_of_week(t->y, t->m, t->d)]); break;
case 'j': snprintf(buffer, 32, "%d", (int) t->d); break;
case 'l': snprintf(buffer, 32, "%s", day_full_names[timelib_day_of_week(t->y, t->m, t->d)]); break;
case 'S': snprintf(buffer, 32, "%s", english_suffix(t->d)); break;
case 'w': snprintf(buffer, 32, "%d", (int) timelib_day_of_week(t->y, t->m, t->d)); break;
case 'z': snprintf(buffer, 32, "%d", (int) timelib_day_of_year(t->y, t->m, t->d)); break;
/* week */
2005-06-30 22:47:39 +00:00
case 'W': snprintf(buffer, 32, "%d", (int) isoweek); break; /* iso weeknr */
case 'o': snprintf(buffer, 32, "%d", (int) isoyear); break; /* iso year */
/* month */
2005-06-30 22:47:39 +00:00
case 'F': snprintf(buffer, 32, "%s", mon_full_names[t->m - 1]); break;
case 'm': snprintf(buffer, 32, "%02d", (int) t->m); break;
case 'M': snprintf(buffer, 32, "%s", mon_short_names[t->m - 1]); break;
case 'n': snprintf(buffer, 32, "%d", (int) t->m); break;
case 't': snprintf(buffer, 32, "%d", (int) timelib_days_in_month(t->y, t->m)); break;
/* year */
2005-06-30 22:47:39 +00:00
case 'L': snprintf(buffer, 32, "%d", timelib_is_leap((int) t->y)); break;
case 'y': snprintf(buffer, 32, "%02d", (int) t->y % 100); break;
case 'Y': snprintf(buffer, 32, "%04d", (int) t->y); break;
/* time */
2005-06-30 22:47:39 +00:00
case 'a': snprintf(buffer, 32, "%s", t->h >= 12 ? "pm" : "am"); break;
case 'A': snprintf(buffer, 32, "%s", t->h >= 12 ? "PM" : "AM"); break;
case 'B': snprintf(buffer, 32, "[B unimplemented]"); break;
case 'g': snprintf(buffer, 32, "%d", (t->h % 12) ? (int) t->h % 12 : 12); break;
case 'G': snprintf(buffer, 32, "%d", (int) t->h); break;
case 'h': snprintf(buffer, 32, "%02d", (t->h % 12) ? (int) t->h % 12 : 12); break;
case 'H': snprintf(buffer, 32, "%02d", (int) t->h); break;
case 'i': snprintf(buffer, 32, "%02d", (int) t->i); break;
case 's': snprintf(buffer, 32, "%02d", (int) t->s); break;
/* timezone */
2005-06-30 22:47:39 +00:00
case 'I': snprintf(buffer, 32, "%d", localtime ? offset->is_dst : 0); break;
case 'O': snprintf(buffer, 32, "%c%02d%02d",
localtime ? ((offset->offset < 0) ? '-' : '+') : '+',
localtime ? abs(offset->offset / 3600) : 0,
localtime ? abs((offset->offset % 3600) / 60) : 0
);
break;
2005-06-30 22:47:39 +00:00
case 'T': snprintf(buffer, 32, "%s", localtime ? offset->abbr : "GMT"); break;
case 'e': snprintf(buffer, 32, "%s", localtime ? t->tz_info->name : "UTC"); break;
case 'Z': snprintf(buffer, 32, "%d", localtime ? offset->offset : 0); break;
/* full date/time */
2005-06-30 22:47:39 +00:00
case 'c': snprintf(buffer, 32, "%04d-%02d-%02dT%02d:%02d:%02d%c%02d:%02d",
(int) t->y, (int) t->m, (int) t->d,
(int) t->h, (int) t->i, (int) t->s,
localtime ? ((offset->offset < 0) ? '-' : '+') : '+',
localtime ? abs(offset->offset / 3600) : 0,
localtime ? abs((offset->offset % 3600) / 60) : 0
);
break;
2005-06-30 22:47:39 +00:00
case 'r': snprintf(buffer, 32, "%3s, %02d %3s %04d %02d:%02d:%02d %c%02d%02d",
day_short_names[timelib_day_of_week(t->y, t->m, t->d)],
(int) t->d, mon_short_names[t->m - 1],
(int) t->y, (int) t->h, (int) t->i, (int) t->s,
localtime ? ((offset->offset < 0) ? '-' : '+') : '+',
localtime ? abs(offset->offset / 3600) : 0,
localtime ? abs((offset->offset % 3600) / 60) : 0
);
break;
case 'U': snprintf(buffer, 32, "%lld", (timelib_sll) t->sse); break;
case '\\': if (i < format_len) i++; buffer[0] = format[i]; buffer[1] = '\0'; break;
default: buffer[0] = format[i]; buffer[1] = '\0';
}
smart_str_appends(&string, buffer);
buffer[0] = '\0';
}
smart_str_0(&string);
2005-06-30 23:33:37 +00:00
if (localtime) {
timelib_time_offset_dtor(offset);
}
return string.c;
}
static void php_date(INTERNAL_FUNCTION_PARAMETERS, int localtime)
{
char *format;
int format_len;
time_t ts = time(NULL);
char *string;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|l", &format, &format_len, &ts) == FAILURE) {
RETURN_FALSE;
}
2005-07-08 18:16:46 +00:00
string = php_format_date(format, format_len, ts, localtime TSRMLS_CC);
RETVAL_STRING(string, 0);
}
/* }}} */
PHPAPI char *php_format_date(char *format, int format_len, time_t ts, int localtime TSRMLS_DC) /* {{{ */
{
timelib_time *t;
timelib_tzinfo *tzi;
char *string;
t = timelib_time_ctor();
if (localtime) {
tzi = get_timezone_info(TSRMLS_C);
timelib_unixtime2local(t, ts, tzi);
} else {
tzi = NULL;
timelib_unixtime2gmt(t, ts);
}
string = date_format(format, format_len, t, localtime);
if (localtime) {
timelib_tzinfo_dtor(tzi);
}
timelib_time_dtor(t);
return string;
}
/* }}} */
/* {{{ proto string date(string format [, long timestamp])
Format a local date/time */
PHP_FUNCTION(date)
{
php_date(INTERNAL_FUNCTION_PARAM_PASSTHRU, 1);
}
/* }}} */
/* {{{ proto string gmdate(string format [, long timestamp])
Format a GMT date/time */
PHP_FUNCTION(gmdate)
{
php_date(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0);
}
/* }}} */
/* {{{ php_parse_date: Backwards compability function */
signed long php_parse_date(char *string, signed long *now)
{
timelib_time *parsed_time;
int error1, error2;
signed long retval;
parsed_time = timelib_strtotime(string, &error1);
timelib_update_ts(parsed_time, NULL);
retval = timelib_date_to_int(parsed_time, &error2);
timelib_time_dtor(parsed_time);
if (error1 || error2) {
return -1;
}
return retval;
}
/* }}} */
/* {{{ proto int strtotime(string time, int now)
Convert string representation of date and time to a timestamp */
PHP_FUNCTION(strtotime)
{
char *times, *initial_ts;
int time_len, error1, error2;
long preset_ts, ts;
timelib_time *t, *now;
timelib_tzinfo *tzi;
tzi = get_timezone_info(TSRMLS_C);
if (zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET, ZEND_NUM_ARGS() TSRMLS_CC, "sl", &times, &time_len, &preset_ts) != FAILURE) {
/* We have an initial timestamp */
now = timelib_time_ctor();
initial_ts = emalloc(25);
snprintf(initial_ts, 24, "@%lu", preset_ts);
t = timelib_strtotime(initial_ts, &error1); /* we ignore the error here, as this should never fail */
timelib_update_ts(t, tzi);
timelib_unixtime2local(now, t->sse, tzi);
timelib_time_dtor(t);
efree(initial_ts);
} else if (zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET, ZEND_NUM_ARGS() TSRMLS_CC, "s", &times, &time_len) != FAILURE) {
/* We have no initial timestamp */
now = timelib_time_ctor();
2005-06-15 00:11:29 +00:00
timelib_unixtime2local(now, (timelib_sll) time(NULL), tzi);
} else {
timelib_tzinfo_dtor(tzi);
RETURN_FALSE;
}
t = timelib_strtotime(times, &error1);
timelib_fill_holes(t, now, 0);
timelib_update_ts(t, tzi);
ts = timelib_date_to_int(t, &error2);
2005-06-14 23:40:57 +00:00
/* if tz_info is not a copy, avoid double free */
if (now->tz_info != tzi) {
timelib_tzinfo_dtor(now->tz_info);
2005-06-14 23:40:57 +00:00
}
if (t->tz_info != tzi) {
timelib_tzinfo_dtor(t->tz_info);
2005-06-15 23:30:20 +00:00
}
2005-06-14 23:40:57 +00:00
timelib_tzinfo_dtor(tzi);
2005-06-14 23:40:57 +00:00
timelib_time_dtor(now);
timelib_time_dtor(t);
if (error1 || error2) {
RETURN_FALSE;
} else {
RETURN_LONG(ts);
}
}
/* }}} */
/* {{{ php_mktime - (gm)mktime helper */
PHPAPI void php_mktime(INTERNAL_FUNCTION_PARAMETERS, int gmt)
{
2005-07-04 13:22:27 +00:00
long hou, min, sec, mon, day, yea, dst = -1;
timelib_time *now;
timelib_tzinfo *tzi;
long ts, adjust_seconds = 0;
int error;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|lllllll", &hou, &min, &sec, &mon, &day, &yea, &dst) == FAILURE) {
RETURN_FALSE;
}
/* Initialize structure with current time */
now = timelib_time_ctor();
if (gmt) {
timelib_unixtime2gmt(now, (timelib_sll) time(NULL));
} else {
tzi = get_timezone_info(TSRMLS_C);
timelib_unixtime2local(now, (timelib_sll) time(NULL), tzi);
}
/* Fill in the new data */
switch (ZEND_NUM_ARGS()) {
case 7:
/* break intentionally missing */
case 6:
if (yea >= 0 && yea < 70) {
yea += 2000;
} else if (yea >= 70 && yea <= 100) {
yea += 1900;
}
now->y = yea;
/* break intentionally missing again */
case 5:
now->d = day;
/* break missing intentionally here too */
case 4:
now->m = mon;
/* and here */
case 3:
now->s = sec;
/* yup, this break isn't here on purpose too */
case 2:
now->i = min;
/* last intentionally missing break */
case 1:
now->h = hou;
break;
default:
php_error_docref(NULL TSRMLS_CC, E_STRICT, "You should be using the time() function instead.");
}
/* Update the timestamp */
if (gmt) {
timelib_update_ts(now, NULL);
} else {
timelib_update_ts(now, tzi);
}
/* Support for the deprecated is_dst parameter */
if (dst != -1) {
php_error_docref(NULL TSRMLS_CC, E_STRICT, "The is_dst parameter is deprecated.");
if (gmt) {
/* GMT never uses DST */
if (dst == 1) {
adjust_seconds = -3600;
}
} else {
/* Figure out is_dst for current TS */
timelib_time_offset *tmp_offset;
tmp_offset = timelib_get_time_zone_info(now->sse, tzi);
if (dst == 1 && tmp_offset->is_dst == 0) {
adjust_seconds = -3600;
}
if (dst == 0 && tmp_offset->is_dst == 1) {
adjust_seconds = +3600;
}
timelib_time_offset_dtor(tmp_offset);
}
}
/* Clean up and return */
ts = timelib_date_to_int(now, &error);
ts += adjust_seconds;
timelib_time_dtor(now);
if (!gmt) {
timelib_tzinfo_dtor(tzi);
}
if (error) {
RETURN_FALSE;
} else {
RETURN_LONG(ts);
}
}
/* }}} */
/* {{{ proto int mktime(int hour, int min, int sec, int mon, int day, int year)
Get UNIX timestamp for a date */
PHP_FUNCTION(mktime)
{
php_mktime(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0);
}
/* }}} */
/* {{{ proto int gmmktime(int hour, int min, int sec, int mon, int day, int year)
Get UNIX timestamp for a GMT date */
PHP_FUNCTION(gmmktime)
{
php_mktime(INTERNAL_FUNCTION_PARAM_PASSTHRU, 1);
}
/* }}} */
/* {{{ proto bool checkdate(int month, int day, int year)
Returns true(1) if it is a valid date in gregorian calendar */
PHP_FUNCTION(checkdate)
{
long m, d, y;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "lll", &m, &d, &y) == FAILURE) {
RETURN_FALSE;
}
if (y < 1 || y > 32767 || m < 1 || m > 12 || d < 1 || d > timelib_days_in_month(y, m)) {
RETURN_FALSE;
}
RETURN_TRUE; /* True : This month, day, year arguments are valid */
}
/* }}} */
#ifdef HAVE_STRFTIME
/* {{{ php_strftime - (gm)strftime helper */
PHPAPI void php_strftime(INTERNAL_FUNCTION_PARAMETERS, int gmt)
{
char *format, *buf;
int format_len;
long timestamp;
struct tm ta;
int max_reallocs = 5;
size_t buf_len = 64, real_len;
timelib_time *ts;
timelib_tzinfo *tzi;
timelib_time_offset *offset;
timestamp = (long) time(NULL);
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|l", &format, &format_len, &timestamp) == FAILURE) {
RETURN_FALSE;
}
if (format_len == 0) {
RETURN_FALSE;
}
ts = timelib_time_ctor();
if (gmt) {
tzi = NULL;
timelib_unixtime2gmt(ts, (timelib_sll) timestamp);
} else {
tzi = get_timezone_info(TSRMLS_C);
timelib_unixtime2local(ts, (timelib_sll) timestamp, tzi);
}
ta.tm_sec = ts->s;
ta.tm_min = ts->i;
ta.tm_hour = ts->h;
ta.tm_mday = ts->d;
ta.tm_mon = ts->m - 1;
ta.tm_year = ts->y - 1900;
ta.tm_wday = timelib_day_of_week(ts->y, ts->m, ts->d);
ta.tm_yday = timelib_day_of_year(ts->y, ts->m, ts->d);
if (gmt) {
ta.tm_isdst = 0;
#if HAVE_TM_GMTOFF
ta.tm_gmtoff = 0;
#endif
#if HAVE_TM_ZONE
ta.tm_zone = "GMT";
#endif
} else {
offset = timelib_get_time_zone_info(timestamp, tzi);
ta.tm_isdst = offset->is_dst;
#if HAVE_TM_GMTOFF
ta.tm_gmtoff = offset->offset;
#endif
#if HAVE_TM_ZONE
ta.tm_zone = offset->abbr;
#endif
}
if (!gmt) {
timelib_tzinfo_dtor(tzi);
}
buf = (char *) emalloc(buf_len);
while ((real_len=strftime(buf, buf_len, format, &ta))==buf_len || real_len==0) {
buf_len *= 2;
buf = (char *) erealloc(buf, buf_len);
if (!--max_reallocs) {
break;
}
}
timelib_time_dtor(ts);
2005-07-04 14:32:50 +00:00
if (!gmt) {
timelib_time_offset_dtor(offset);
}
if (real_len && real_len != buf_len) {
buf = (char *) erealloc(buf, real_len + 1);
RETURN_STRINGL(buf, real_len, 0);
}
efree(buf);
RETURN_FALSE;
}
/* }}} */
/* {{{ proto string strftime(string format [, int timestamp])
Format a local time/date according to locale settings */
PHP_FUNCTION(strftime)
{
php_strftime(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0);
}
/* }}} */
/* {{{ proto string gmstrftime(string format [, int timestamp])
Format a GMT/UCT time/date according to locale settings */
PHP_FUNCTION(gmstrftime)
{
php_strftime(INTERNAL_FUNCTION_PARAM_PASSTHRU, 1);
}
/* }}} */
#endif
/* {{{ proto int time(void)
Return current UNIX timestamp */
PHP_FUNCTION(time)
{
RETURN_LONG((long)time(NULL));
}
/* }}} */
/* {{{ proto array localtime([int timestamp [, bool associative_array]])
Returns the results of the C system call localtime as an associative array if the associative_array argument is set to 1 other wise it is a regular array */
PHP_FUNCTION(localtime)
{
long timestamp = (long)time(NULL);
int associative = 0;
timelib_tzinfo *tzi;
timelib_time *ts;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|lb", &timestamp, &associative) == FAILURE) {
RETURN_FALSE;
}
tzi = get_timezone_info(TSRMLS_C);
ts = timelib_time_ctor();
timelib_unixtime2local(ts, (timelib_sll) timestamp, tzi);
array_init(return_value);
if (associative) {
add_assoc_long(return_value, "tm_sec", ts->s);
add_assoc_long(return_value, "tm_min", ts->i);
add_assoc_long(return_value, "tm_hour", ts->h);
add_assoc_long(return_value, "tm_mday", ts->d);
add_assoc_long(return_value, "tm_mon", ts->m - 1);
add_assoc_long(return_value, "tm_year", ts->y - 1900);
add_assoc_long(return_value, "tm_wday", timelib_day_of_week(ts->y, ts->m, ts->d));
add_assoc_long(return_value, "tm_yday", timelib_day_of_year(ts->y, ts->m, ts->d));
add_assoc_long(return_value, "tm_isdst", ts->dst);
} else {
add_next_index_long(return_value, ts->s);
add_next_index_long(return_value, ts->i);
add_next_index_long(return_value, ts->h);
add_next_index_long(return_value, ts->d);
add_next_index_long(return_value, ts->m - 1);
add_next_index_long(return_value, ts->y- 1900);
add_next_index_long(return_value, timelib_day_of_week(ts->y, ts->m, ts->d));
add_next_index_long(return_value, timelib_day_of_year(ts->y, ts->m, ts->d));
add_next_index_long(return_value, ts->dst);
}
timelib_tzinfo_dtor(tzi);
timelib_time_dtor(ts);
}
/* }}} */
/* {{{ proto array getdate([int timestamp])
Get date/time information */
PHP_FUNCTION(getdate)
{
long timestamp = (long)time(NULL);
timelib_tzinfo *tzi;
timelib_time *ts;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|l", &timestamp) == FAILURE) {
RETURN_FALSE;
}
tzi = get_timezone_info(TSRMLS_C);
ts = timelib_time_ctor();
timelib_unixtime2local(ts, (timelib_sll) timestamp, tzi);
array_init(return_value);
add_assoc_long(return_value, "seconds", ts->s);
add_assoc_long(return_value, "minutes", ts->i);
add_assoc_long(return_value, "hours", ts->h);
add_assoc_long(return_value, "mday", ts->d);
add_assoc_long(return_value, "wday", timelib_day_of_week(ts->y, ts->m, ts->d));
add_assoc_long(return_value, "mon", ts->m);
add_assoc_long(return_value, "year", ts->y);
add_assoc_long(return_value, "yday", timelib_day_of_year(ts->y, ts->m, ts->d));
add_assoc_string(return_value, "weekday", day_full_names[timelib_day_of_week(ts->y, ts->m, ts->d)], 1);
add_assoc_string(return_value, "month", mon_full_names[ts->m - 1], 1);
add_index_long(return_value, 0, timestamp);
timelib_tzinfo_dtor(tzi);
timelib_time_dtor(ts);
}
/* }}} */
#ifdef EXPERIMENTAL_DATE_SUPPORT
static zend_object_value date_object_new_date(zend_class_entry *class_type TSRMLS_DC)
{
php_date_obj *intern;
zend_object_value retval;
intern = emalloc(sizeof(php_date_obj));
memset(intern, 0, sizeof(php_date_obj));
intern->std.ce = class_type;
retval.handle = zend_objects_store_put(intern, NULL, (zend_objects_free_object_storage_t) date_object_free_storage_date, NULL TSRMLS_CC);
retval.handlers = &date_object_handlers_date;
return retval;
}
static zend_object_value date_object_new_timezone(zend_class_entry *class_type TSRMLS_DC)
{
php_timezone_obj *intern;
zend_object_value retval;
intern = emalloc(sizeof(php_timezone_obj));
memset(intern, 0, sizeof(php_timezone_obj));
intern->std.ce = class_type;
retval.handle = zend_objects_store_put(intern, NULL, (zend_objects_free_object_storage_t) date_object_free_storage_timezone, NULL TSRMLS_CC);
retval.handlers = &date_object_handlers_timezone;
return retval;
}
static void date_object_free_storage_date(void *object TSRMLS_DC)
{
php_date_obj *intern = (php_date_obj *)object;
if (intern->time->tz_info) {
timelib_tzinfo_dtor(intern->time->tz_info);
}
timelib_time_dtor(intern->time);
efree(object);
}
static void date_object_free_storage_timezone(void *object TSRMLS_DC)
{
php_timezone_obj *intern = (php_timezone_obj *)object;
timelib_tzinfo_dtor(intern->tz);
efree(object);
}
static void date_register_classes(TSRMLS_D)
{
zend_class_entry ce_date, ce_timezone;
INIT_CLASS_ENTRY(ce_date, "date", date_funcs_date);
ce_date.create_object = date_object_new_date;
date_ce_date = zend_register_internal_class_ex(&ce_date, NULL, NULL TSRMLS_CC);
memcpy(&date_object_handlers_date, zend_get_std_object_handlers(), sizeof(zend_object_handlers));
date_object_handlers_date.clone_obj = NULL;
INIT_CLASS_ENTRY(ce_timezone, "timezone", date_funcs_timezone);
ce_timezone.create_object = date_object_new_timezone;
date_ce_timezone = zend_register_internal_class_ex(&ce_timezone, NULL, NULL TSRMLS_CC);
memcpy(&date_object_handlers_timezone, zend_get_std_object_handlers(), sizeof(zend_object_handlers));
date_object_handlers_timezone.clone_obj = NULL;
}
/* Advanced Interface */
static zval * date_instanciate(zend_class_entry *pce, zval *object TSRMLS_DC)
{
if (!object) {
ALLOC_ZVAL(object);
}
Z_TYPE_P(object) = IS_OBJECT;
object_init_ex(object, pce);
object->refcount = 1;
object->is_ref = 1;
return object;
}
PHP_FUNCTION(date_create)
{
php_date_obj *dateobj;
zval *timezone_object = NULL;
int error;
timelib_time *now;
timelib_tzinfo *tzi;
char *time_str;
int time_str_len = 0;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|sO", &time_str, &time_str_len, &timezone_object, date_ce_timezone) == FAILURE) {
RETURN_FALSE;
}
date_instanciate(date_ce_date, return_value TSRMLS_CC);
dateobj = (php_date_obj *) zend_object_store_get_object(return_value TSRMLS_CC);
dateobj->time = timelib_strtotime(time_str_len ? time_str : "now", &error);
if (timezone_object) {
php_timezone_obj *tzobj;
tzobj = (php_timezone_obj *) zend_object_store_get_object(timezone_object TSRMLS_CC);
tzi = timelib_tzinfo_clone(tzobj->tz);
} else if (dateobj->time->tz_info) {
tzi = timelib_tzinfo_clone(dateobj->time->tz_info);
} else {
tzi = get_timezone_info(TSRMLS_C);
}
now = timelib_time_ctor();
timelib_unixtime2local(now, (timelib_sll) time(NULL), tzi);
timelib_fill_holes(dateobj->time, now, 0);
timelib_update_ts(dateobj->time, tzi);
if (now->tz_info != tzi) {
timelib_tzinfo_dtor(now->tz_info);
}
timelib_tzinfo_dtor(now->tz_info);
timelib_time_dtor(now);
}
PHP_FUNCTION(date_format)
{
zval *object;
php_date_obj *dateobj;
char *format;
int format_len;
if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "Os", &object, date_ce_date, &format, &format_len) == FAILURE) {
RETURN_FALSE;
}
dateobj = (php_date_obj *) zend_object_store_get_object(object TSRMLS_CC);
RETURN_STRING(date_format(format, format_len, dateobj->time, dateobj->time->is_localtime), 0);
}
PHP_FUNCTION(date_modify)
{
zval *object;
php_date_obj *dateobj;
char *modify;
int modify_len;
int error;
timelib_time *tmp_time;
if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "Os", &object, date_ce_date, &modify, &modify_len) == FAILURE) {
RETURN_FALSE;
}
dateobj = (php_date_obj *) zend_object_store_get_object(object TSRMLS_CC);
tmp_time = timelib_strtotime(modify, &error);
dateobj->time->relative.y = tmp_time->relative.y;
dateobj->time->relative.m = tmp_time->relative.m;
dateobj->time->relative.d = tmp_time->relative.d;
dateobj->time->relative.h = tmp_time->relative.h;
dateobj->time->relative.i = tmp_time->relative.i;
dateobj->time->relative.s = tmp_time->relative.s;
dateobj->time->relative.weekday = tmp_time->relative.weekday;
dateobj->time->have_relative = tmp_time->have_relative;
dateobj->time->have_weekday_relative = tmp_time->have_weekday_relative;
dateobj->time->sse_uptodate = 0;
timelib_time_dtor(tmp_time);
timelib_update_ts(dateobj->time, NULL);
timelib_update_from_sse(dateobj->time);
}
PHP_FUNCTION(date_timezone_get)
{
zval *object;
php_date_obj *dateobj;
php_timezone_obj *tzobj;
if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "O", &object, date_ce_date) == FAILURE) {
RETURN_FALSE;
}
dateobj = (php_date_obj *) zend_object_store_get_object(object TSRMLS_CC);
if (dateobj->time->is_localtime && dateobj->time->tz_info) {
date_instanciate(date_ce_timezone, return_value TSRMLS_CC);
tzobj = (php_timezone_obj *) zend_object_store_get_object(return_value TSRMLS_CC);
tzobj->tz = timelib_tzinfo_clone(dateobj->time->tz_info);
} else {
RETURN_FALSE;
}
}
PHP_FUNCTION(date_timezone_set)
{
zval *object;
zval *timezone_object;
php_date_obj *dateobj;
php_timezone_obj *tzobj;
if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "O|O", &object, date_ce_date, &timezone_object, date_ce_timezone) == FAILURE) {
RETURN_FALSE;
}
dateobj = (php_date_obj *) zend_object_store_get_object(object TSRMLS_CC);
tzobj = (php_timezone_obj *) zend_object_store_get_object(timezone_object TSRMLS_CC);
if (dateobj->time->tz_info) {
timelib_tzinfo_dtor(dateobj->time->tz_info);
}
timelib_set_timezone(dateobj->time, timelib_tzinfo_clone(tzobj->tz));
timelib_unixtime2local(dateobj->time, dateobj->time->sse, dateobj->time->tz_info);
}
PHP_FUNCTION(date_offset_get)
{
zval *object;
php_date_obj *dateobj;
timelib_time_offset *offset;
if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "O", &object, date_ce_date) == FAILURE) {
RETURN_FALSE;
}
dateobj = (php_date_obj *) zend_object_store_get_object(object TSRMLS_CC);
if (dateobj->time->is_localtime && dateobj->time->tz_info) {
offset = timelib_get_time_zone_info(dateobj->time->sse, dateobj->time->tz_info);
RETVAL_LONG(offset->offset);
timelib_time_offset_dtor(offset);
return;
} else {
RETURN_LONG(0);
}
}
PHP_FUNCTION(timezone_open)
{
php_timezone_obj *tzobj;
char *tz;
int tz_len;
timelib_tzinfo *tzi = NULL;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &tz, &tz_len) == FAILURE) {
RETURN_FALSE;
}
/* Try finding the tz information as "Timezone Abbreviation" */
if (!tzi) {
char *tzid;
tzid = timelib_timezone_id_from_abbr(tz);
if (tzid) {
tzi = timelib_parse_tzfile(tzid);
}
}
/* Try finding the tz information as "Timezone Identifier" */
if (!tzi) {
tzi = timelib_parse_tzfile(tz);
}
/* If we find it we instantiate the object otherwise, well, we don't and return false */
if (tzi) {
date_instanciate(date_ce_timezone, return_value TSRMLS_CC);
tzobj = (php_timezone_obj *) zend_object_store_get_object(return_value TSRMLS_CC);
tzobj->tz = tzi;
} else {
RETURN_FALSE;
}
}
PHP_FUNCTION(timezone_name_get)
{
zval *object;
php_timezone_obj *tzobj;
if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "O", &object, date_ce_timezone) == FAILURE) {
RETURN_FALSE;
}
tzobj = (php_timezone_obj *) zend_object_store_get_object(object TSRMLS_CC);
RETURN_STRING(tzobj->tz->name, 1);
}
PHP_FUNCTION(timezone_offset_get)
{
zval *object, *dateobject;
php_timezone_obj *tzobj;
php_date_obj *dateobj;
timelib_time_offset *offset;
if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "OO", &object, date_ce_timezone, &dateobject, date_ce_date) == FAILURE) {
RETURN_FALSE;
}
tzobj = (php_timezone_obj *) zend_object_store_get_object(object TSRMLS_CC);
dateobj = (php_date_obj *) zend_object_store_get_object(dateobject TSRMLS_CC);
offset = timelib_get_time_zone_info(dateobj->time->sse, tzobj->tz);
RETVAL_LONG(offset->offset);
timelib_time_offset_dtor(offset);
}
PHP_FUNCTION(timezone_transistions_get)
{
zval *object, *element;
php_timezone_obj *tzobj;
int i;
if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "O", &object, date_ce_timezone) == FAILURE) {
RETURN_FALSE;
}
tzobj = (php_timezone_obj *) zend_object_store_get_object(object TSRMLS_CC);
array_init(return_value);
for (i = 0; i < tzobj->tz->timecnt; ++i) {
MAKE_STD_ZVAL(element);
array_init(element);
add_assoc_long(element, "ts", tzobj->tz->trans[i]);
add_assoc_string(element, "time", php_format_date(DATE_FORMAT_ISO8601, 13, tzobj->tz->trans[i], 0 TSRMLS_CC), 0);
add_assoc_long(element, "offset", tzobj->tz->type[tzobj->tz->trans_idx[i]].offset);
add_assoc_bool(element, "isdst", tzobj->tz->type[tzobj->tz->trans_idx[i]].isdst);
add_assoc_string(element, "abbr", &tzobj->tz->timezone_abbr[tzobj->tz->type[tzobj->tz->trans_idx[i]].abbr_idx], 1);
add_next_index_zval(return_value, element);
}
}
PHP_FUNCTION(timezone_identifiers_list)
{
timelib_tzdb_index_entry *table;
int i, item_count;
table = timelib_timezone_identifiers_list(&item_count);
array_init(return_value);
for (i = 0; i < item_count; ++i) {
add_next_index_string(return_value, table[i].id, 1);
};
}
PHP_FUNCTION(timezone_abbreviations_list)
{
timelib_tz_lookup_table *table, *entry;
zval *element;
table = timelib_timezone_abbreviations_list();
array_init(return_value);
entry = table;
do {
MAKE_STD_ZVAL(element);
array_init(element);
add_assoc_bool(element, "dst", entry->type);
add_assoc_long(element, "offset", - entry->value * 60);
if (entry->full_tz_name) {
add_assoc_string(element, "timezone_id", entry->full_tz_name, 1);
} else {
add_assoc_null(element, "timezone_id");
}
add_assoc_zval(return_value, entry->name, element);
entry++;
} while (entry->name);
}
#endif
/* {{{ proto bool date_default_timezone_set(string timezone_identifier)
Sets the default timezone used by all date/time functions in a script */
PHP_FUNCTION(date_default_timezone_set)
{
char *zone;
int zone_len;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &zone, &zone_len) == FAILURE) {
RETURN_FALSE;
}
if (DATEG(timezone)) {
efree(DATEG(timezone));
DATEG(timezone) = NULL;
}
2005-07-03 18:56:57 +00:00
DATEG(timezone) = estrndup(zone, zone_len);
RETURN_TRUE;
}
/* }}} */
/* {{{ proto string date_default_timezone_get()
Gets the default timezone used by all date/time functions in a script */
PHP_FUNCTION(date_default_timezone_get)
{
timelib_tzinfo *default_tz;
default_tz = get_timezone_info(TSRMLS_C);
RETVAL_STRING(default_tz->name, 1);
timelib_tzinfo_dtor(default_tz);
}
/* }}} */
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: fdm=marker
* vim: noet sw=4 ts=4
*/