diff options
author | xue <> | 2006-04-04 20:14:17 +0000 |
---|---|---|
committer | xue <> | 2006-04-04 20:14:17 +0000 |
commit | 3e952f910b5aa4cf818412be5fc2566e9118b997 (patch) | |
tree | 6520febcc6d71f38ab1b2f20f8fc8a38b4ae3c3b /framework/I18N/core/DateFormat.php | |
parent | 996c6d61ffef676247f8b1c9a7ee4b7c69850654 (diff) |
Merge from 3.0.0 branch 861-863.
Diffstat (limited to 'framework/I18N/core/DateFormat.php')
-rw-r--r-- | framework/I18N/core/DateFormat.php | 189 |
1 files changed, 93 insertions, 96 deletions
diff --git a/framework/I18N/core/DateFormat.php b/framework/I18N/core/DateFormat.php index a07d5e6d..9caca03b 100644 --- a/framework/I18N/core/DateFormat.php +++ b/framework/I18N/core/DateFormat.php @@ -28,17 +28,17 @@ require_once(dirname(__FILE__).'/util.php'); /**
* DateFormat class.
- *
- * The DateFormat class allows you to format dates and times with
- * predefined styles in a locale-sensitive manner. Formatting times
+ *
+ * The DateFormat class allows you to format dates and times with
+ * predefined styles in a locale-sensitive manner. Formatting times
* with the DateFormat class is similar to formatting dates.
*
- * Formatting dates with the DateFormat class is a two-step process.
- * First, you create a formatter with the getDateInstance method.
- * Second, you invoke the format method, which returns a string containing
- * the formatted date.
+ * Formatting dates with the DateFormat class is a two-step process.
+ * First, you create a formatter with the getDateInstance method.
+ * Second, you invoke the format method, which returns a string containing
+ * the formatted date.
*
- * DateTime values are formatted using standard or custom patterns stored
+ * DateTime values are formatted using standard or custom patterns stored
* in the properties of a DateTimeFormatInfo.
*
* @author Xiang Wei Zhuo <weizhuo[at]gmail[dot]com>
@@ -49,7 +49,7 @@ class DateFormat {
/**
* A list of tokens and their function call.
- * @var array
+ * @var array
*/
protected $tokens = array(
'G'=>'Era',
@@ -69,25 +69,25 @@ class DateFormat 'k'=>'HourInDay',
'K'=>'HourInAMPM',
'z'=>'TimeZone'
- );
-
+ );
+
/**
* A list of methods, to be used by the token function calls.
- * @var array
+ * @var array
*/
protected $methods = array();
-
+
/**
* The DateTimeFormatInfo, containing culture specific patterns and names.
- * @var DateTimeFormatInfo
+ * @var DateTimeFormatInfo
*/
protected $formatInfo;
-
+
/**
- * Initialize a new DateFormat.
- * @param mixed either, null, a CultureInfo instance,
+ * Initialize a new DateFormat.
+ * @param mixed either, null, a CultureInfo instance,
* a DateTimeFormatInfo instance, or a locale.
- * @return DateFormat instance
+ * @return DateFormat instance
*/
function __construct($formatInfo=null)
{
@@ -99,33 +99,33 @@ class DateFormat $this->formatInfo = $formatInfo;
else
$this->formatInfo = DateTimeFormatInfo::getInstance($formatInfo);
-
+
$this->methods = get_class_methods($this);
}
-
+
/**
* Format a date according to the pattern.
* @param mixed the time as integer or string in strtotime format.
- * @return string formatted date time.
+ * @return string formatted date time.
*/
public function format($time, $pattern='F', $charset='UTF-8')
{
if(is_string($time))
$time = @strtotime($time);
-
+
if(is_null($pattern))
$pattern = 'F';
-
+
$date = @getdate($time);
-
- $pattern = $this->getPattern($pattern);
+
+ $pattern = $this->getPattern($pattern);
$tokens = $this->getTokens($pattern);
-
+
for($i = 0, $k = count($tokens); $i<$k; ++$i)
{
$pattern = $tokens[$i];
- if($pattern{0} == "'"
+ if($pattern{0} == "'"
&& $pattern{strlen($pattern)-1} == "'")
{
$tokens[$i] = preg_replace('/(^\')|(\'$)/','',$pattern);
@@ -139,49 +139,49 @@ class DateFormat if(in_array($fName, $this->methods))
{
$rs = $this->$fName($date, $pattern);
- $tokens[$i] = $rs;
+ $tokens[$i] = $rs;
}
else
- throw new
+ throw new
Exception('function '.$function.' not found.');
}
}
}
-
+
return I18N_toEncoding(implode('',$tokens), $charset);
}
-
+
/**
* For a particular token, get the corresponding function to call.
* @param string token
- * @return mixed the function if good token, null otherwise.
+ * @return mixed the function if good token, null otherwise.
*/
protected function getFunctionName($token)
{
if(isset($this->tokens[$token{0}]))
return $this->tokens[$token{0}];
- }
-
+ }
+
/**
* Get the pattern from DateTimeFormatInfo or some predefined patterns.
* If the $pattern parameter is an array of 2 element, it will assume
* that the first element is the date, and second the time
- * and try to find an appropriate pattern and apply
+ * and try to find an appropriate pattern and apply
* DateTimeFormatInfo::formatDateTime
* See the tutorial documentation for futher details on the patterns.
* @param mixed a pattern.
- * @return string a pattern.
+ * @return string a pattern.
* @see DateTimeFormatInfo::formatDateTime()
*/
- protected function getPattern($pattern)
+ protected function getPattern($pattern)
{
if(is_array($pattern) && count($pattern) == 2)
{
return $this->formatInfo->formatDateTime(
- $this->getPattern($pattern[0]),
+ $this->getPattern($pattern[0]),
$this->getPattern($pattern[1]));
}
-
+
switch($pattern)
{
case 'd':
@@ -195,7 +195,7 @@ class DateFormat break;
case 'P':
return $this->formatInfo->FullDatePattern;
- break;
+ break;
case 't':
return $this->formatInfo->ShortTimePattern;
break;
@@ -207,26 +207,26 @@ class DateFormat break;
case 'Q':
return $this->formatInfo->FullTimePattern;
- break;
+ break;
case 'f':
return $this->formatInfo->formatDateTime(
- $this->formatInfo->LongDatePattern,
+ $this->formatInfo->LongDatePattern,
$this->formatInfo->ShortTimePattern);
break;
case 'F':
return $this->formatInfo->formatDateTime(
- $this->formatInfo->LongDatePattern,
+ $this->formatInfo->LongDatePattern,
$this->formatInfo->LongTimePattern);
break;
case 'g':
return $this->formatInfo->formatDateTime(
- $this->formatInfo->ShortDatePattern,
- $this->formatInfo->ShortTimePattern);
+ $this->formatInfo->ShortDatePattern,
+ $this->formatInfo->ShortTimePattern);
break;
case 'G':
return $this->formatInfo->formatDateTime(
- $this->formatInfo->ShortDatePattern,
- $this->formatInfo->LongTimePattern);
+ $this->formatInfo->ShortDatePattern,
+ $this->formatInfo->LongTimePattern);
break;
case 'M':
case 'm':
@@ -253,14 +253,14 @@ class DateFormat return $pattern;
}
}
-
+
/**
* Tokenize the pattern. The tokens are delimited by group of
* similar characters, e.g. 'aabb' will form 2 tokens of 'aa' and 'bb'.
- * Any substrings, starting and ending with a single quote (')
+ * Any substrings, starting and ending with a single quote (')
* will be treated as a single token.
* @param string pattern.
- * @return array string tokens in an array.
+ * @return array string tokens in an array.
*/
protected function getTokens($pattern)
{
@@ -271,7 +271,7 @@ class DateFormat $text = false;
for($i = 0; $i < strlen($pattern); $i++)
- {
+ {
if($char==null || $pattern{$i} == $char || $text)
{
$token .= $pattern{$i};
@@ -283,12 +283,12 @@ class DateFormat }
if($pattern{$i} == "'" && $text == false)
- $text = true;
+ $text = true;
else if($text && $pattern{$i} == "'" && $char == "'")
$text = true;
else if($text && $char != "'" && $pattern{$i} == "'")
$text = false;
-
+
$char = $pattern{$i};
}
@@ -301,9 +301,9 @@ class DateFormat * "yy" will return the last two digits of year.
* "yyyy" will return the full integer year.
* @param array getdate format.
- * @param string a pattern.
+ * @param string a pattern.
* @return string year
- */
+ */
protected function getYear($date, $pattern='yyyy')
{
$year = $date['year'];
@@ -313,7 +313,7 @@ class DateFormat return substr($year,2);
case 'yyyy':
return $year;
- default:
+ default:
throw new Exception('The pattern for year is either "yy" or "yyyy".');
}
}
@@ -325,9 +325,9 @@ class DateFormat * "MMM" will return the abrreviated month name, e.g. "Jan"
* "MMMM" will return the month name, e.g. "January"
* @param array getdate format.
- * @param string a pattern.
+ * @param string a pattern.
* @return string month name
- */
+ */
protected function getMonth($date, $pattern='M')
{
$month = $date['mon'];
@@ -356,9 +356,9 @@ class DateFormat * "EEE" will return the abrreviated day of the week, e.g. "Mon"
* "EEEE" will return the day of the week, e.g. "Monday"
* @param array getdate format.
- * @param string a pattern.
+ * @param string a pattern.
* @return string day of the week.
- */
+ */
protected function getDayInWeek($date, $pattern='EEEE')
{
$day = $date['wday'];
@@ -386,9 +386,9 @@ class DateFormat * Get the day of the month.
* "d" for non-padding, "dd" will always return 2 characters.
* @param array getdate format.
- * @param string a pattern.
+ * @param string a pattern.
* @return string day of the month
- */
+ */
protected function getDay($date, $pattern='d')
{
$day = $date['mday'];
@@ -405,20 +405,20 @@ class DateFormat }
}
-
+
/**
- * Get the era. i.e. in gregorian, year > 0 is AD, else BC.
+ * Get the era. i.e. in gregorian, year > 0 is AD, else BC.
* @todo How to support multiple Eras?, e.g. Japanese.
* @param array getdate format.
- * @param string a pattern.
+ * @param string a pattern.
* @return string era
- */
+ */
protected function getEra($date, $pattern='G')
{
if($pattern != 'G')
throw new Exception('The pattern for era is "G".');
-
+
$year = $date['year'];
if($year > 0)
return $this->formatInfo->getEra(1);
@@ -427,12 +427,12 @@ class DateFormat }
/**
- * Get the hours in 24 hour format, i.e. [0-23].
+ * Get the hours in 24 hour format, i.e. [0-23].
* "H" for non-padding, "HH" will always return 2 characters.
* @param array getdate format.
- * @param string a pattern.
+ * @param string a pattern.
* @return string hours in 24 hour format.
- */
+ */
protected function getHour24($date, $pattern='H')
{
$hour = $date['hours'];
@@ -452,26 +452,26 @@ class DateFormat /**
* Get the AM/PM designator, 12 noon is PM, 12 midnight is AM.
* @param array getdate format.
- * @param string a pattern.
+ * @param string a pattern.
* @return string AM or PM designator
- */
+ */
protected function getAMPM($date, $pattern='a')
- {
+ {
if($pattern != 'a')
throw new Exception('The pattern for AM/PM marker is "a".');
-
+
$hour = $date['hours'];
$ampm = intval($hour/12);
return $this->formatInfo->AMPMMarkers[$ampm];
}
/**
- * Get the hours in 12 hour format.
+ * Get the hours in 12 hour format.
* "h" for non-padding, "hh" will always return 2 characters.
* @param array getdate format.
- * @param string a pattern.
+ * @param string a pattern.
* @return string hours in 12 hour format.
- */
+ */
protected function getHour12($date, $pattern='h')
{
$hour = $date['hours'];
@@ -493,9 +493,9 @@ class DateFormat * Get the minutes.
* "m" for non-padding, "mm" will always return 2 characters.
* @param array getdate format.
- * @param string a pattern.
+ * @param string a pattern.
* @return string minutes.
- */
+ */
protected function getMinutes($date, $pattern='m')
{
$minutes = $date['minutes'];
@@ -512,12 +512,12 @@ class DateFormat }
/**
- * Get the seconds.
+ * Get the seconds.
* "s" for non-padding, "ss" will always return 2 characters.
* @param array getdate format.
- * @param string a pattern.
+ * @param string a pattern.
* @return string seconds
- */
+ */
protected function getSeconds($date, $pattern='s')
{
$seconds = $date['seconds'];
@@ -537,8 +537,8 @@ class DateFormat * Get the timezone from the server machine.
* @todo How to get the timezone for a different region?
* @param array getdate format.
- * @param string a pattern.
- * @return string time zone
+ * @param string a pattern.
+ * @return string time zone
*/
protected function getTimeZone($date, $pattern='z')
{
@@ -553,7 +553,7 @@ class DateFormat * @param array getdate format.
* @param string a pattern.
* @return int hours in AM/PM format.
- */
+ */
protected function getDayInYear($date, $pattern='D')
{
if($pattern != 'D')
@@ -563,11 +563,11 @@ class DateFormat }
/**
- * Get day in the month.
+ * Get day in the month.
* @param array getdate format.
* @param string a pattern.
* @return int day in month
- */
+ */
protected function getDayInMonth($date, $pattern='FF')
{
switch ($pattern) {
@@ -581,13 +581,13 @@ class DateFormat throw new Exception('The pattern for day in month is "F" or "FF".');
}
}
-
+
/**
* Get the week in the year.
* @param array getdate format.
* @param string a pattern.
* @return int week in year
- */
+ */
protected function getWeekInYear($date, $pattern='w')
{
if($pattern != 'w')
@@ -597,7 +597,7 @@ class DateFormat }
/**
- * Get week in the month.
+ * Get week in the month.
* @param array getdate format.
* @return int week in month
*/
@@ -605,7 +605,7 @@ class DateFormat {
if($pattern != 'W')
throw new Exception('The pattern for week in month is "W".');
-
+
return @date('W', @mktime(0, 0, 0, $date['mon'], $date['mday'], $date['year'])) - date('W', mktime(0, 0, 0, $date['mon'], 1, $date['year']));
}
@@ -614,12 +614,9 @@ class DateFormat * @param array getdate format.
* @param string a pattern.
* @return int hours [1-24]
- */
+ */
protected function getHourInDay($date, $pattern='k')
{
- if(is_null($dateTimeInfo))
- $dateTimeInfo = $this->dateTimeInfo;
-
if($pattern != 'k')
throw new Exception('The pattern for hour in day is "k".');
@@ -636,7 +633,7 @@ class DateFormat {
if($pattern != 'K')
throw new Exception('The pattern for hour in AM/PM is "K".');
-
+
return ($date['hours']+1)%12;
}
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