mirror of
https://github.com/silverstripe/silverstripe-framework
synced 2024-09-08 10:41:25 +02:00
188 lines
4.3 KiB
PHP
188 lines
4.3 KiB
PHP
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<?php
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namespace SilverStripe\Forms;
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use SilverStripe\Control\Director;
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use SilverStripe\Core\Object;
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use SilverStripe\i18n\i18n;
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use SilverStripe\View\Requirements;
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/**
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* Preliminary API to separate optional view properties
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* like calendar popups from the actual datefield logic.
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*
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* Caution: This API is highly volatile, and might change without prior deprecation.
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*/
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class DateField_View_JQuery extends Object
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{
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protected $field;
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/*
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* the current jQuery UI DatePicker locale file
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*/
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protected $jqueryLocaleFile = '';
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/**
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* @var array Maps values from {@link i18n::$all_locales} to
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* localizations existing in jQuery UI.
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*/
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private static $locale_map = array(
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'en_GB' => 'en-GB',
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'en_US' => 'en',
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'en_NZ' => 'en-GB',
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'fr_CH' => 'fr',
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'pt_BR' => 'pt-BR',
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'sr_SR' => 'sr-SR',
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'zh_CN' => 'zh-CN',
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'zh_HK' => 'zh-HK',
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'zh_TW' => 'zh-TW',
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);
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/**
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* @param DateField $field
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*/
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public function __construct($field)
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{
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parent::__construct();
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$this->field = $field;
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}
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/**
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* @return DateField
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*/
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public function getField()
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{
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return $this->field;
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}
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/**
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* Check if jQuery UI locale settings exists for the current locale
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* @return boolean
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*/
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function regionalSettingsExist()
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{
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$lang = $this->getLang();
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$localeFile = THIRDPARTY_DIR . "/jquery-ui/datepicker/i18n/jquery.ui.datepicker-{$lang}.js";
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if (file_exists(Director::baseFolder() . '/' . $localeFile)) {
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$this->jqueryLocaleFile = $localeFile;
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return true;
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} else {
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// file goes before internal en_US settings,
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// but both will validate
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return ($lang == 'en');
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}
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}
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public function onBeforeRender()
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{
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}
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/**
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* @param String $html
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* @return string
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*/
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public function onAfterRender($html)
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{
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if ($this->getField()->getConfig('showcalendar')) {
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// Include language files (if required)
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if ($this->jqueryLocaleFile) {
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Requirements::javascript($this->jqueryLocaleFile);
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}
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}
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return $html;
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}
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/**
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* Determines which language to use for jQuery UI, which
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* can be different from the value set in i18n.
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*
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* @return String
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*/
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protected function getLang()
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{
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$locale = $this->getField()->getLocale();
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$map = $this->config()->locale_map;
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if ($this->getField()->getConfig('jslocale')) {
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// Undocumented config property for now, might move to the jQuery view helper
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$lang = $this->getField()->getConfig('jslocale');
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} else {
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if (array_key_exists($locale, $map)) {
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// Specialized mapping for combined lang properties
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$lang = $map[$locale];
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} else {
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// Fall back to default lang (meaning "en_US" turns into "en")
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$lang = i18n::get_lang_from_locale($locale);
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}
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}
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return $lang;
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}
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/**
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* Convert iso to jquery UI date format.
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* Needs to be consistent with Zend formatting, otherwise validation will fail.
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* Removes all time settings like hour/minute/second from the format.
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* See http://docs.jquery.com/UI/Datepicker/formatDate
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*
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* @param String $format
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* @return String
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*/
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public static function convert_iso_to_jquery_format($format)
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{
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$convert = array(
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'/([^d])d([^d])/' => '$1d$2',
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'/^d([^d])/' => 'd$1',
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'/([^d])d$/' => '$1d',
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'/dd/' => 'dd',
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'/SS/' => '',
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'/eee/' => 'd',
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'/e/' => 'N',
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'/D/' => '',
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'/EEEE/' => 'DD',
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'/EEE/' => 'D',
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'/w/' => '',
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// make single "M" lowercase
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'/([^M])M([^M])/' => '$1m$2',
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// make single "M" at start of line lowercase
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'/^M([^M])/' => 'm$1',
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// make single "M" at end of line lowercase
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'/([^M])M$/' => '$1m',
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// match exactly three capital Ms not preceeded or followed by an M
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'/(?<!M)MMM(?!M)/' => 'M',
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// match exactly two capital Ms not preceeded or followed by an M
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'/(?<!M)MM(?!M)/' => 'mm',
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// match four capital Ms (maximum allowed)
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'/MMMM/' => 'MM',
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'/l/' => '',
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'/YYYY/' => 'yy',
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'/yyyy/' => 'yy',
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// See http://open.silverstripe.org/ticket/7669
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'/y{1,3}/' => 'yy',
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'/a/' => '',
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'/B/' => '',
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'/hh/' => '',
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'/h/' => '',
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'/([^H])H([^H])/' => '',
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'/^H([^H])/' => '',
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'/([^H])H$/' => '',
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'/HH/' => '',
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// '/mm/' => '',
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'/ss/' => '',
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'/zzzz/' => '',
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'/I/' => '',
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'/ZZZZ/' => '',
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'/Z/' => '',
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'/z/' => '',
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'/X/' => '',
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'/r/' => '',
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'/U/' => '',
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);
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$patterns = array_keys($convert);
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$replacements = array_values($convert);
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return preg_replace($patterns, $replacements, $format);
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}
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}
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