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Major clean-up and enhancement of datepicker() and related functions

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CaMer0n
2012-05-26 12:21:39 +00:00
parent 1c7db4632a
commit d8a6c15c02
14 changed files with 1915 additions and 133 deletions
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305
e107_handlers/date_handler.php
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@@ -18,6 +18,12 @@ include_lan(e_LANGUAGEDIR.e_LANGUAGE."/lan_date.php");
class convert
{
function __construct()
{
}
/**
* Convert datestamp to human readable date.
* System time offset is considered.
@@ -42,9 +48,20 @@ class convert
case 'short':
$mask = e107::getPref('shortdate');
break;
case 'input': //New - use inputdate as mask; FIXME - add inputdate to Date site prefs
$mask = e107::getPref('inputdate', '%d/%m/%Y %H:%M:%S');
case 'input':
case 'inputdate':
$mask = e107::getPref('inputdate', '%d/%m/%Y %H:%M');
// $mask .= " ".e107::getPref('inputtime', '%H:%M');
break;
case 'inputdatetime':
$mask = e107::getPref('inputdate', '%d/%m/%Y %H:%M');
$mask .= " ".e107::getPref('inputtime', '%H:%M');
break;
case 'inputtime':
$mask .= e107::getPref('inputtime', '%H:%M');
break;
case 'forum': // DEPRECATED - temporary here from BC reasons only
@@ -63,6 +80,18 @@ class convert
/**
* Converts between unix timestamp and human-readable date-time OR vice-versa. (auto-detected)
* @param string $string unix timestamp OR human-readable date-time.
* @param string $mask (optional) long | short | input
*/
function convert($string=null, $mask = 'inputdate')
{
if($string == null) return false;
return is_integer($string) ? $this->convert_date($string, $mask) : $this->toTime($string, $mask);
}
/**
* Convert date string back to integer (unix timestamp)
@@ -84,13 +113,26 @@ class convert
$mask = e107::getPref('shortdate');
break;
case 'input': //New - use inputdate as mask; FIXME - add inputdate to Date site prefs
$mask = e107::getPref('inputdate', '%d/%m/%Y %H:%M:%S');
case 'input':
case 'inputdate':
$mask = e107::getPref('inputdate', '%Y/%m/%d');
break;
case 'inputdatetime':
$mask = e107::getPref('inputdate', '%Y/%m/%d');
$mask .= " ".e107::getPref('inputtime', '%H:%M');
break;
case 'inputtime':
$mask = e107::getPref('inputtime', '%H:%M');
break;
}
// see php compat handler
$tdata = strptime($date_string, $mask);
// also in php compat handler for plugins that might use it.
$tdata = $this->strptime($date_string, $mask);
print_a($tdata);
if(empty($tdata))
{
return null;
@@ -99,19 +141,16 @@ class convert
$tdata['tm_hour'],
$tdata['tm_min'],
$tdata['tm_sec'],
$tdata['tm_mon'] + 1,
$tdata['tm_mon'],
$tdata['tm_mday'],
$tdata['tm_year'] + 1900
($tdata['tm_year'] + 1900)
);
//var_dump($tdata, $date_string, $this->convert_date($unxTimestamp, $mask), $unxTimestamp);
// var_dump($tdata, $date_string, $this->convert_date($unxTimestamp, $mask), $unxTimestamp);
return $unxTimestamp;
}
// -----------------------
/**
* Tolerant date/time input routine - doesn't force use of specific delimiters, and can sometimes allow no delimiters at all
@@ -347,5 +386,243 @@ class convert
}
return ($mode ? $outputArray : implode(", ", $outputArray));
}
/**
* This work of Lionel SAURON (http://sauron.lionel.free.fr:80) is licensed under the
* Creative Commons Attribution-Noncommercial-Share Alike 2.0 France License.
* To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-sa/2.0/fr/
* or send a letter to Creative Commons, 171 Second Street, Suite 300, San Francisco, California, 94105, USA.
*
* http://snipplr.com/view/4964/emulate-php-5-for-backwards-compatibility/
*
* Parse a date generated with strftime().
*
* @author Lionel SAURON and reworked by e107 Inc. for month names.
* @version 1.0
* @public
*
* @param string $str date string to parse (e.g. returned from strftime()).
* @param string $sFormat strftime format used to create the date
* @return array Returns an array with the <code>$str</code> parsed, or <code>false</code> on error.
*/
public function strptime($str, $format)
{
static $expand = array('%D'=>'%m/%d/%y', '%T'=>'%H:%M:%S', );
$ampm = (preg_match("/%l|%I|%p|%P/",$format)) ? 'true' : 'false';
static $map_r = array(
'%S' =>'tm_sec',
'%M' =>'tm_min',
'%H' =>'tm_hour',
'%I' =>'tm_hour',
'%d' =>'tm_mday',
'%m' =>'tm_mon',
'%Y' =>'tm_year',
'%y' =>'tm_year',
'%W' =>'tm_wday',
'%D' =>'tm_yday',
'%B' =>'tm_fmon', // full month-name
'%b' =>'tm_amon', // abrev. month-name
'%p' =>'tm_AMPM', // AM/PM
'%P' =>'tm_ampm', // am/pm
'%u' =>'unparsed',
);
$fullmonth = array();
$abrevmonth = array();
for ($i = 1; $i <= 12; $i++)
{
$k = strftime('%B',mktime(0,0,0,$i));
$fullmonth[$k] = $i;
$j = strftime('%b',mktime(0,0,0,$i));
$abrevmonth[$j] = $i;
}
#-- transform $format into extraction regex
$format = str_replace(array_keys($expand), array_values($expand), $format);
$preg = preg_replace('/(%\w)/', '(\w+)', preg_quote($format));
#-- record the positions of all STRFCMD-placeholders
preg_match_all('/(%\w)/', $format, $positions);
$positions = $positions[1];
#-- get individual values
if (preg_match("#$preg#", $str, $extracted))
{
#-- get values
foreach ($positions as $pos => $strfc)
{
$v = $extracted[$pos + 1];
#-- add
if (isset($map_r[$strfc]))
{
$n = $map_r[$strfc];
$vals[$n] = ($v > 0) ? (int) $v : $v;
}
else
{
$vals['unparsed'] .= $v.' ';
}
}
#-- fixup some entries
//$vals["tm_wday"] = $names[ substr($vals["tm_wday"], 0, 3) ];
if ($vals['tm_year'] >= 1900)
{
$vals['tm_year'] -= 1900;
}
elseif ($vals['tm_year'] > 0)
{
$vals['tm_year'] += 100;
}
if ($vals['tm_mon'])
{
$vals['tm_mon'] -= 1;
}
else
{
if(isset($fullmonth[$vals['tm_fmon']]))
{
$vals['tm_mon'] = $fullmonth[$vals['tm_fmon']];
}
elseif(isset($abrevmonth[$vals['tm_amon']]))
{
$vals['tm_mon'] = $abrevmonth[$vals['tm_amon']];
}
}
if($ampm && ($vals['tm_AMPM'] == 'PM' || $vals['tm_ampm'] == 'pm'))
{
$vals['tm_hour'] = $vals['tm_hour'] + 12;
}
//$vals['tm_sec'] -= 1; always increasing tm_sec + 1 ??????
#-- calculate wday/yday
$unxTimestamp = mktime($vals['tm_hour'], $vals['tm_min'], $vals['tm_sec'], ($vals['tm_mon'] + 1), $vals['tm_mday'], ($vals['tm_year'] + 1900));
$vals['tm_wday'] = (int) strftime('%w', $unxTimestamp); // Days since Sunday (0-6)
$vals['tm_yday'] = (strftime('%j', $unxTimestamp) - 1); // Days since January 1 (0-365)
//var_dump($vals, $str, strftime($format, $unxTimestamp), $unxTimestamp);
}
return isset($vals) ? $vals : false;
}
function supported($mode = FALSE)
{
$strftimeFormats = array(
'A' => 'A full textual representation of the day',
'B' => 'Full month name, based on the locale',
'C' => 'Two digit representation of the century (year divided by 100, truncated to an integer)',
'D' => 'Same as "%m/%d/%y"',
'E' => '',
'F' => 'Same as "%Y-%m-%d"',
'G' => 'The full four-digit version of %g',
'H' => 'Two digit representation of the hour in 24-hour format',
'I' => 'Two digit representation of the hour in 12-hour format',
'J' => '',
'K' => '',
'L' => '',
'M' => 'Two digit representation of the minute',
'N' => '',
'O' => '',
'P' => 'lower-case "am" or "pm" based on the given time',
'Q' => '',
'R' => 'Same as "%H:%M"',
'S' => 'Two digit representation of the second',
'T' => 'Same as "%H:%M:%S"',
'U' => 'Week number of the given year, starting with the first Sunday as the first week',
'V' => 'ISO-8601:1988 week number of the given year, starting with the first week of the year with at least 4 weekdays, with Monday being the start of the week',
'W' => 'A numeric representation of the week of the year, starting with the first Monday as the first week',
'X' => 'Preferred time representation based on locale, without the date',
'Y' => 'Four digit representation for the year',
'Z' => 'The time zone offset/abbreviation option NOT given by %z (depends on operating system)',
'a' => 'An abbreviated textual representation of the day',
'b' => 'Abbreviated month name, based on the locale',
'c' => 'Preferred date and time stamp based on local',
'd' => 'Two-digit day of the month (with leading zeros)',
'e' => 'Day of the month, with a space preceding single digits',
'f' => '',
'g' => 'Two digit representation of the year going by ISO-8601:1988 standards (see %V)',
'h' => 'Abbreviated month name, based on the locale (an alias of %b)',
'i' => '',
'j' => 'Day of the year, 3 digits with leading zeros',
'k' => '',
'l' => 'Hour in 12-hour format, with a space preceeding single digits',
'm' => 'Two digit representation of the month',
'n' => 'A newline character ("\n")',
'o' => '',
'p' => 'UPPER-CASE "AM" or "PM" based on the given time',
'q' => '',
'r' => 'Same as "%I:%M:%S %p"',
's' => 'Unix Epoch Time timestamp',
't' => 'A Tab character ("\t")',
'u' => 'ISO-8601 numeric representation of the day of the week',
'v' => '',
'w' => 'Numeric representation of the day of the week',
'x' => 'Preferred date representation based on locale, without the time',
'y' => 'Two digit representation of the year',
'z' => 'Either the time zone offset from UTC or the abbreviation (depends on operating system)',
'%' => 'A literal percentage character ("%")',
);
// Results.
$strftimeValues = array();
// Evaluate the formats whilst suppressing any errors.
foreach($strftimeFormats as $format => $description)
{
if (False !== ($value = @strftime("%{$format}")))
{
$strftimeValues[$format] = $value;
}
}
// Find the longest value.
$maxValueLength = 2 + max(array_map('strlen', $strftimeValues));
$ret = array(
'enabled' => array(),
'disabled' => array()
);
// Report known formats.
foreach($strftimeValues as $format => $value)
{
$ret['enabled'][] = $format;
echo ($mode =='list') ? "Known format : '{$format}' = ". str_pad("'{$value}'", $maxValueLength). " ( {$strftimeFormats[$format]} )<br />" : "";
}
// Report unknown formats.
foreach(array_diff_key($strftimeFormats, $strftimeValues) as $format => $description)
{
$ret['disabled'][] = $format;
echo ($mode =='list') ? "Unknown format : '{$format}' ". str_pad(' ', $maxValueLength). ($description ? " ( {$description} )" : ''). "<br />" : "";
}
return in_array($mode,$ret['enabled']);
}
}
?>