Roland Häder
3e701b90ac
- use dba::is_result() everywhere (where I found the old, bad way) - converted some spaces -> tabs for code - converted some CRLF -> LF as mixures of both is not good Signed-off-by: Roland Haeder <roland@mxchange.org>
594 lines
17 KiB
PHP
594 lines
17 KiB
PHP
<?php
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/**
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* @file include/datetime.php
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* @brief Some functions for date and time related tasks.
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*/
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/**
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* @brief Two-level sort for timezones.
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*
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* @param string $a
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* @param string $b
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* @return int
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*/
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function timezone_cmp($a, $b) {
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if(strstr($a,'/') && strstr($b,'/')) {
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if ( t($a) == t($b)) return 0;
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return ( t($a) < t($b)) ? -1 : 1;
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}
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if(strstr($a,'/')) return -1;
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if(strstr($b,'/')) return 1;
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if ( t($a) == t($b)) return 0;
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return ( t($a) < t($b)) ? -1 : 1;
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}
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/**
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* @brief Emit a timezone selector grouped (primarily) by continent
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*
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* @param string $current Timezone
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* @return string Parsed HTML output
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*/
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function select_timezone($current = 'America/Los_Angeles') {
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$timezone_identifiers = DateTimeZone::listIdentifiers();
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$o ='<select id="timezone_select" name="timezone">';
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usort($timezone_identifiers, 'timezone_cmp');
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$continent = '';
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foreach($timezone_identifiers as $value) {
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$ex = explode("/", $value);
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if(count($ex) > 1) {
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if($ex[0] != $continent) {
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if($continent != '')
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$o .= '</optgroup>';
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$continent = $ex[0];
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$o .= '<optgroup label="' . t($continent) . '">';
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}
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if(count($ex) > 2)
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$city = substr($value,strpos($value,'/')+1);
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else
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$city = $ex[1];
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}
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else {
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$city = $ex[0];
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if($continent != t('Miscellaneous')) {
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$o .= '</optgroup>';
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$continent = t('Miscellaneous');
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$o .= '<optgroup label="' . t($continent) . '">';
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}
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}
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$city = str_replace('_', ' ', t($city));
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$selected = (($value == $current) ? " selected=\"selected\" " : "");
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$o .= "<option value=\"$value\" $selected >$city</option>";
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}
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$o .= '</optgroup></select>';
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return $o;
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}
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/**
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* @brief Generating a Timezone selector
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*
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* Return a select using 'field_select_raw' template, with timezones
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* groupped (primarily) by continent
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* arguments follow convetion as other field_* template array:
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* 'name', 'label', $value, 'help'
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*
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* @param string $name Name of the selector
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* @param string $label Label for the selector
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* @param string $current Timezone
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* @param string $help Help text
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*
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* @return string Parsed HTML
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*/
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function field_timezone($name='timezone', $label='', $current = 'America/Los_Angeles', $help){
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$options = select_timezone($current);
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$options = str_replace('<select id="timezone_select" name="timezone">','', $options);
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$options = str_replace('</select>','', $options);
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$tpl = get_markup_template('field_select_raw.tpl');
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return replace_macros($tpl, array(
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'$field' => array($name, $label, $current, $help, $options),
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));
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}
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/**
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* @brief General purpose date parse/convert function.
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*
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* @param string $from Source timezone
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* @param string $to Dest timezone
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* @param string $s Some parseable date/time string
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* @param string $fmt Output format recognised from php's DateTime class
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* http://www.php.net/manual/en/datetime.format.php
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*
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* @return string Formatted date according to given format
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*/
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function datetime_convert($from = 'UTC', $to = 'UTC', $s = 'now', $fmt = "Y-m-d H:i:s") {
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// Defaults to UTC if nothing is set, but throws an exception if set to empty string.
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// Provide some sane defaults regardless.
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if($from === '')
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$from = 'UTC';
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if($to === '')
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$to = 'UTC';
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if( ($s === '') || (! is_string($s)) )
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$s = 'now';
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// Slight hackish adjustment so that 'zero' datetime actually returns what is intended
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// otherwise we end up with -0001-11-30 ...
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// add 32 days so that we at least get year 00, and then hack around the fact that
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// months and days always start with 1.
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if(substr($s,0,10) == '0000-00-00') {
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$d = new DateTime($s . ' + 32 days', new DateTimeZone('UTC'));
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return str_replace('1','0',$d->format($fmt));
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}
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try {
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$from_obj = new DateTimeZone($from);
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}
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catch(Exception $e) {
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$from_obj = new DateTimeZone('UTC');
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}
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try {
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$d = new DateTime($s, $from_obj);
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}
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catch(Exception $e) {
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logger('datetime_convert: exception: ' . $e->getMessage());
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$d = new DateTime('now', $from_obj);
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}
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try {
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$to_obj = new DateTimeZone($to);
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}
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catch(Exception $e) {
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$to_obj = new DateTimeZone('UTC');
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}
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$d->setTimeZone($to_obj);
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return($d->format($fmt));
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}
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/**
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* @brief Wrapper for date selector, tailored for use in birthday fields.
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*
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* @param string $dob Date of Birth
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* @return string
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*/
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function dob($dob) {
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list($year,$month,$day) = sscanf($dob,'%4d-%2d-%2d');
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$f = get_config('system','birthday_input_format');
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if(! $f)
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$f = 'ymd';
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if($dob === '0000-00-00')
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$value = '';
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else
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$value = (($year) ? datetime_convert('UTC','UTC',$dob,'Y-m-d') : datetime_convert('UTC','UTC',$dob,'m-d'));
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$o = '<input type="text" name="dob" value="' . $value . '" placeholder="' . t('YYYY-MM-DD or MM-DD') . '" />';
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// if ($dob && $dob != '0000-00-00')
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// $o = datesel($f,mktime(0,0,0,0,0,1900),mktime(),mktime(0,0,0,$month,$day,$year),'dob');
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// else
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// $o = datesel($f,mktime(0,0,0,0,0,1900),mktime(),false,'dob');
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return $o;
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}
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/**
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* @brief Returns a date selector
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*
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* @param string $format
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* Format string, e.g. 'ymd' or 'mdy'. Not currently supported
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* @param string $min
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* Unix timestamp of minimum date
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* @param string $max
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* Unix timestap of maximum date
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* @param string $default
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* Unix timestamp of default date
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* @param string $id
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* ID and name of datetimepicker (defaults to "datetimepicker")
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*
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* @return string Parsed HTML output.
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*/
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function datesel($format, $min, $max, $default, $id = 'datepicker') {
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return datetimesel($format,$min,$max,$default,$id,true,false, '','');
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}
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/**
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* @brief Returns a time selector
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*
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* @param string $format
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* Format string, e.g. 'ymd' or 'mdy'. Not currently supported
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* @param $h
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* Already selected hour
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* @param $m
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* Already selected minute
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* @param string $id
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* ID and name of datetimepicker (defaults to "timepicker")
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*
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* @return string Parsed HTML output.
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*/
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function timesel($format, $h, $m, $id='timepicker') {
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return datetimesel($format,new DateTime(),new DateTime(),new DateTime("$h:$m"),$id,false,true);
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}
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/**
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* @brief Returns a datetime selector.
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*
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* @param string $format
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* format string, e.g. 'ymd' or 'mdy'. Not currently supported
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* @param string $min
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* unix timestamp of minimum date
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* @param string $max
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* unix timestap of maximum date
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* @param string $default
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* unix timestamp of default date
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* @param string $id
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* id and name of datetimepicker (defaults to "datetimepicker")
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* @param bool $pickdate
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* true to show date picker (default)
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* @param boolean $picktime
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* true to show time picker (default)
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* @param $minfrom
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* set minimum date from picker with id $minfrom (none by default)
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* @param $maxfrom
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* set maximum date from picker with id $maxfrom (none by default)
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* @param bool $required default false
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*
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* @return string Parsed HTML output.
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*
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* @todo Once browser support is better this could probably be replaced with
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* native HTML5 date picker.
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*/
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function datetimesel($format, $min, $max, $default, $id = 'datetimepicker', $pickdate = true, $picktime = true, $minfrom = '', $maxfrom = '', $required = false) {
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// First day of the week (0 = Sunday)
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$firstDay = get_pconfig(local_user(),'system','first_day_of_week');
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if ($firstDay === false) $firstDay=0;
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$lang = substr(get_browser_language(), 0, 2);
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// Check if the detected language is supported by the picker
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if (!in_array($lang, array("ar", "ro", "id", "bg", "fa", "ru", "uk", "en", "el", "de", "nl", "tr", "fr", "es", "th", "pl", "pt", "ch", "se", "kr", "it", "da", "no", "ja", "vi", "sl", "cs", "hu")))
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$lang = ((isset($a->config['system']['language'])) ? $a->config['system']['language'] : 'en');
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$o = '';
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$dateformat = '';
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if($pickdate) $dateformat .= 'Y-m-d';
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if($pickdate && $picktime) $dateformat .= ' ';
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if($picktime) $dateformat .= 'H:i';
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$minjs = $min ? ",minDate: new Date({$min->getTimestamp()}*1000), yearStart: " . $min->format('Y') : '';
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$maxjs = $max ? ",maxDate: new Date({$max->getTimestamp()}*1000), yearEnd: " . $max->format('Y') : '';
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$input_text = $default ? 'value="' . date($dateformat, $default->getTimestamp()) . '"' : '';
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$defaultdatejs = $default ? ",defaultDate: new Date({$default->getTimestamp()}*1000)" : '';
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$pickers = '';
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if(!$pickdate) $pickers .= ',datepicker: false';
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if(!$picktime) $pickers .= ',timepicker: false';
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$extra_js = '';
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$pickers .= ",dayOfWeekStart: ".$firstDay.",lang:'".$lang."'";
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if($minfrom != '')
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$extra_js .= "\$('#$minfrom').data('xdsoft_datetimepicker').setOptions({onChangeDateTime: function (currentDateTime) { \$('#$id').data('xdsoft_datetimepicker').setOptions({minDate: currentDateTime})}})";
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if($maxfrom != '')
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$extra_js .= "\$('#$maxfrom').data('xdsoft_datetimepicker').setOptions({onChangeDateTime: function (currentDateTime) { \$('#$id').data('xdsoft_datetimepicker').setOptions({maxDate: currentDateTime})}})";
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$readable_format = $dateformat;
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$readable_format = str_replace('Y','yyyy',$readable_format);
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$readable_format = str_replace('m','mm',$readable_format);
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$readable_format = str_replace('d','dd',$readable_format);
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$readable_format = str_replace('H','HH',$readable_format);
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$readable_format = str_replace('i','MM',$readable_format);
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$o .= "<div class='date'><input type='text' placeholder='$readable_format' name='$id' id='$id' $input_text />";
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$o .= '</div>';
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$o .= "<script type='text/javascript'>";
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$o .= "\$(function () {var picker = \$('#$id').datetimepicker({step:5,format:'$dateformat' $minjs $maxjs $pickers $defaultdatejs}); $extra_js})";
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$o .= "</script>";
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return $o;
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}
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/**
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* @brief Returns a relative date string.
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*
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* Implements "3 seconds ago" etc.
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* Based on $posted_date, (UTC).
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* Results relative to current timezone.
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* Limited to range of timestamps.
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*
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* @param string $posted_date
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* @param string $format (optional) Parsed with sprintf()
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* <tt>%1$d %2$s ago</tt>, e.g. 22 hours ago, 1 minute ago
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*
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* @return string with relative date
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*/
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function relative_date($posted_date,$format = null) {
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$localtime = datetime_convert('UTC',date_default_timezone_get(),$posted_date);
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$abs = strtotime($localtime);
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if (is_null($posted_date) || $posted_date === '0000-00-00 00:00:00' || $abs === False) {
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return t('never');
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}
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$etime = time() - $abs;
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if ($etime < 1) {
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return t('less than a second ago');
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}
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/*
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$time_append = '';
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if ($etime >= 86400) {
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$time_append = ' ('.$localtime.')';
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}
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*/
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$a = array( 12 * 30 * 24 * 60 * 60 => array( t('year'), t('years')),
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30 * 24 * 60 * 60 => array( t('month'), t('months')),
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7 * 24 * 60 * 60 => array( t('week'), t('weeks')),
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24 * 60 * 60 => array( t('day'), t('days')),
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60 * 60 => array( t('hour'), t('hours')),
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60 => array( t('minute'), t('minutes')),
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1 => array( t('second'), t('seconds'))
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);
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foreach ($a as $secs => $str) {
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$d = $etime / $secs;
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if ($d >= 1) {
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$r = round($d);
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// translators - e.g. 22 hours ago, 1 minute ago
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if(! $format)
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$format = t('%1$d %2$s ago');
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return sprintf( $format,$r, (($r == 1) ? $str[0] : $str[1]));
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}
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}
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}
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/**
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* @brief Returns timezone correct age in years.
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*
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* Returns the age in years, given a date of birth, the timezone of the person
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* whose date of birth is provided, and the timezone of the person viewing the
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* result.
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*
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* Why? Bear with me. Let's say I live in Mittagong, Australia, and my birthday
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* is on New Year's. You live in San Bruno, California.
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* When exactly are you going to see my age increase?
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*
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* A: 5:00 AM Dec 31 San Bruno time. That's precisely when I start celebrating
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* and become a year older. If you wish me happy birthday on January 1
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* (San Bruno time), you'll be a day late.
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*
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* @param string $dob Date of Birth
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* @param string $owner_tz (optional) Timezone of the person of interest
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* @param string $viewer_tz (optional) Timezone of the person viewing
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*
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* @return int Age in years
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*/
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function age($dob,$owner_tz = '',$viewer_tz = '') {
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if(! intval($dob))
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return 0;
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if(! $owner_tz)
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$owner_tz = date_default_timezone_get();
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if(! $viewer_tz)
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$viewer_tz = date_default_timezone_get();
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$birthdate = datetime_convert('UTC',$owner_tz,$dob . ' 00:00:00+00:00','Y-m-d');
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list($year,$month,$day) = explode("-",$birthdate);
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$year_diff = datetime_convert('UTC',$viewer_tz,'now','Y') - $year;
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$curr_month = datetime_convert('UTC',$viewer_tz,'now','m');
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$curr_day = datetime_convert('UTC',$viewer_tz,'now','d');
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if(($curr_month < $month) || (($curr_month == $month) && ($curr_day < $day)))
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$year_diff--;
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return $year_diff;
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}
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/**
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* @brief Get days of a month in a given year.
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*
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* Returns number of days in the month of the given year.
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* $m = 1 is 'January' to match human usage.
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*
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* @param int $y Year
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* @param int $m Month (1=January, 12=December)
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*
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* @return int Number of days in the given month
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*/
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function get_dim($y,$m) {
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$dim = array( 0,
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31, 28, 31, 30, 31, 30,
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31, 31, 30, 31, 30, 31);
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if($m != 2)
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return $dim[$m];
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if(((($y % 4) == 0) && (($y % 100) != 0)) || (($y % 400) == 0))
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return 29;
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return $dim[2];
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}
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/**
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* @brief Returns the first day in month for a given month, year.
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*
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* Months start at 1.
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*
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* @param int $y Year
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* @param int $m Month (1=January, 12=December)
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*
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* @return string day 0 = Sunday through 6 = Saturday
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*/
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function get_first_dim($y,$m) {
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$d = sprintf('%04d-%02d-01 00:00', intval($y), intval($m));
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return datetime_convert('UTC','UTC',$d,'w');
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}
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/**
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* @brief Output a calendar for the given month, year.
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*
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* If $links are provided (array), e.g. $links[12] => 'http://mylink' ,
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* date 12 will be linked appropriately. Today's date is also noted by
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* altering td class.
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* Months count from 1.
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*
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* @param int $y Year
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* @param int $m Month
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* @param bool $links (default false)
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* @param string $class
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*
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* @return string
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*
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* @todo Provide (prev,next) links, define class variations for different size calendars
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*/
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function cal($y = 0,$m = 0, $links = false, $class='') {
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// month table - start at 1 to match human usage.
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$mtab = array(' ',
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'January','February','March',
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'April','May','June',
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'July','August','September',
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'October','November','December'
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);
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$thisyear = datetime_convert('UTC',date_default_timezone_get(),'now','Y');
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$thismonth = datetime_convert('UTC',date_default_timezone_get(),'now','m');
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if(! $y)
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$y = $thisyear;
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if(! $m)
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$m = intval($thismonth);
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$dn = array('Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday');
|
|
$f = get_first_dim($y,$m);
|
|
$l = get_dim($y,$m);
|
|
$d = 1;
|
|
$dow = 0;
|
|
$started = false;
|
|
|
|
if(($y == $thisyear) && ($m == $thismonth))
|
|
$tddate = intval(datetime_convert('UTC',date_default_timezone_get(),'now','j'));
|
|
|
|
$str_month = day_translate($mtab[$m]);
|
|
$o = '<table class="calendar' . $class . '">';
|
|
$o .= "<caption>$str_month $y</caption><tr>";
|
|
for($a = 0; $a < 7; $a ++)
|
|
$o .= '<th>' . mb_substr(day_translate($dn[$a]),0,3,'UTF-8') . '</th>';
|
|
|
|
$o .= '</tr><tr>';
|
|
|
|
while($d <= $l) {
|
|
if(($dow == $f) && (! $started))
|
|
$started = true;
|
|
|
|
$today = (((isset($tddate)) && ($tddate == $d)) ? "class=\"today\" " : '');
|
|
$o .= "<td $today>";
|
|
$day = str_replace(' ',' ',sprintf('%2.2d', $d));
|
|
if($started) {
|
|
if(is_array($links) && isset($links[$d]))
|
|
$o .= "<a href=\"{$links[$d]}\">$day</a>";
|
|
else
|
|
$o .= $day;
|
|
|
|
$d ++;
|
|
} else {
|
|
$o .= ' ';
|
|
}
|
|
|
|
$o .= '</td>';
|
|
$dow ++;
|
|
if(($dow == 7) && ($d <= $l)) {
|
|
$dow = 0;
|
|
$o .= '</tr><tr>';
|
|
}
|
|
}
|
|
if($dow)
|
|
for($a = $dow; $a < 7; $a ++)
|
|
$o .= '<td> </td>';
|
|
|
|
$o .= '</tr></table>'."\r\n";
|
|
|
|
return $o;
|
|
}
|
|
|
|
/**
|
|
* @brief Create a birthday event.
|
|
*
|
|
* Update the year and the birthday.
|
|
*/
|
|
function update_contact_birthdays() {
|
|
|
|
// This only handles foreign or alien networks where a birthday has been provided.
|
|
// In-network birthdays are handled within local_delivery
|
|
|
|
$r = q("SELECT * FROM contact WHERE `bd` != '' AND `bd` != '0000-00-00' AND SUBSTRING(`bd`,1,4) != `bdyear` ");
|
|
if(dba::is_result($r)) {
|
|
foreach($r as $rr) {
|
|
|
|
logger('update_contact_birthday: ' . $rr['bd']);
|
|
|
|
$nextbd = datetime_convert('UTC','UTC','now','Y') . substr($rr['bd'],4);
|
|
|
|
/**
|
|
*
|
|
* Add new birthday event for this person
|
|
*
|
|
* $bdtext is just a readable placeholder in case the event is shared
|
|
* with others. We will replace it during presentation to our $importer
|
|
* to contain a sparkle link and perhaps a photo.
|
|
*
|
|
*/
|
|
|
|
$bdtext = sprintf( t('%s\'s birthday'), $rr['name']);
|
|
$bdtext2 = sprintf( t('Happy Birthday %s'), ' [url=' . $rr['url'] . ']' . $rr['name'] . '[/url]') ;
|
|
|
|
$r = q("INSERT INTO `event` (`uid`,`cid`,`created`,`edited`,`start`,`finish`,`summary`,`desc`,`type`,`adjust`)
|
|
VALUES ( %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%d' ) ",
|
|
intval($rr['uid']),
|
|
intval($rr['id']),
|
|
dbesc(datetime_convert()),
|
|
dbesc(datetime_convert()),
|
|
dbesc(datetime_convert('UTC','UTC', $nextbd)),
|
|
dbesc(datetime_convert('UTC','UTC', $nextbd . ' + 1 day ')),
|
|
dbesc($bdtext),
|
|
dbesc($bdtext2),
|
|
dbesc('birthday'),
|
|
intval(0)
|
|
);
|
|
|
|
|
|
// update bdyear
|
|
|
|
q("UPDATE `contact` SET `bdyear` = '%s', `bd` = '%s' WHERE `uid` = %d AND `id` = %d",
|
|
dbesc(substr($nextbd,0,4)),
|
|
dbesc($nextbd),
|
|
intval($rr['uid']),
|
|
intval($rr['id'])
|
|
);
|
|
|
|
}
|
|
}
|
|
}
|