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<?php |
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/* For licensing terms, see /license.txt */ |
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use Chamilo\CoreBundle\Enums\ActionIcon; |
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use Chamilo\CoreBundle\Enums\ObjectIcon; |
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use Chamilo\CoreBundle\Framework\Container; |
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/** |
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* Form element to select a date. |
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*/ |
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class DatePicker extends HTML_QuickForm_text |
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{ |
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/** |
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* @param string $elementName |
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* @param string|array $elementLabel |
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* @param array $attributes |
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*/ |
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public function __construct($elementName, $elementLabel = null, $attributes = null) |
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{ |
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if (!isset($attributes['id'])) { |
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$attributes['id'] = $elementName; |
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} |
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$attributes['class'] = 'p-component p-inputtext p-filled'; |
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parent::__construct($elementName, $elementLabel, $attributes); |
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$this->_appendName = true; |
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} |
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/** |
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* HTML code to display this datepicker. |
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* |
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* @return string |
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*/ |
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public function toHtml(): string |
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{ |
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if ($this->_flagFrozen) { |
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return $this->getFrozenHtml(); |
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} |
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$id = $this->getAttribute('id'); |
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$value = $this->getValue(); |
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if (!empty($value)) { |
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$value = api_format_date($value, DATE_FORMAT_LONG_NO_DAY); |
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} |
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$label = $this->getLabel(); |
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$settingRequiredFields = api_get_setting('registration.required_extra_fields_in_inscription', true); |
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$requiredFields = 'false' !== $settingRequiredFields ? $settingRequiredFields : []; |
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if (!empty($requiredFields) && $requiredFields['options']) { |
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$requiredFields = $requiredFields['options']; |
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} |
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$variable = str_replace('extra_', '',$id); |
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$requiredSymbol = ''; |
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if (!empty($requiredFields) && in_array($variable, $requiredFields)) { |
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$requiredSymbol = '<span class="form_required">*</span>'; |
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} |
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$this->setAttribute('placeholder', get_lang('Select date')); |
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return ' |
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<label>'.$requiredSymbol.$label.'</label> |
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<div id="'.$id.'_container" class="flex items-center mt-1 flatpickr-wrapper" data-wrap="true"> |
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<input '.$this->_getAttrString($this->_attributes).' value="'.$value.'" data-input> |
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<div class="flex space-x-1 ml-2" id="button-addon3"> |
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<button class="btn btn--secondary-outline mr-2" type="button" data-toggle> |
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'.Display::getMdiIcon(ObjectIcon::AGENDA).' |
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</button> |
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<button class="btn btn--secondary-outline" type="button" data-clear> |
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'.Display::getMdiIcon(ActionIcon::CLOSE).' |
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</button> |
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</div> |
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</div> |
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'.$this->getElementJS(); |
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} |
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/** |
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* @param string $value |
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*/ |
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public function setValue($value) |
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{ |
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if (empty($value)) { |
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return; |
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} |
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$value = substr($value, 0, 16); |
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$this->updateAttributes( |
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[ |
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'value' => $value, |
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] |
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); |
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} |
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/** |
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* Get the necessary javascript for this datepicker. |
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*/ |
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private function getElementJS(): string |
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{ |
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$localeCode = $this->getLocaleCode(); |
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$id = $this->getAttribute('id'); |
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$baseLang = strtolower(explode('-', $localeCode)[0] ?? $localeCode); |
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$altFormat = ($baseLang === 'en') ? 'F d, Y' : 'd F, Y'; |
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return "<script> |
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window.addEventListener('load', function () { |
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var container = document.getElementById('{$id}_container'); |
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if (!container) return; |
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function cap(s){ return s ? s.charAt(0).toUpperCase() + s.slice(1) : s; } |
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// Build a flatpickr locale object using Intl (no external l10n files) |
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function buildFlatpickrLocale(loc) { |
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try { |
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var fmtWeekLong = new Intl.DateTimeFormat(loc, { weekday: 'long' }); |
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var fmtWeekShort = new Intl.DateTimeFormat(loc, { weekday: 'short' }); |
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var fmtMonthLong = new Intl.DateTimeFormat(loc, { month: 'long' }); |
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var fmtMonthShort= new Intl.DateTimeFormat(loc, { month: 'short' }); |
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// Weekdays 0..6 starting on Sunday (as flatpickr expects) |
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var sun = new Date(Date.UTC(2020, 0, 5)); |
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var weekdaysLong = [], weekdaysShort = []; |
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for (var i=0;i<7;i++){ |
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var d = new Date(sun); d.setUTCDate(sun.getUTCDate()+i); |
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weekdaysLong.push(cap(fmtWeekLong.format(d))); |
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weekdaysShort.push(cap(fmtWeekShort.format(d))); |
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} |
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// Months 0..11 |
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var monthsLong = [], monthsShort = []; |
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for (var m=0;m<12;m++){ |
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var dm = new Date(Date.UTC(2020, m, 1)); |
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monthsLong.push(cap(fmtMonthLong.format(dm))); |
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monthsShort.push(cap(fmtMonthShort.format(dm))); |
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} |
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// First day of week (fallback to Monday) |
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var firstDay = 1; |
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try { |
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if (window.Intl && Intl.Locale) { |
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var inf = new Intl.Locale(loc); |
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if (inf.weekInfo && inf.weekInfo.firstDay) { |
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firstDay = (inf.weekInfo.firstDay === 7) ? 0 : inf.weekInfo.firstDay; // 0=Sun |
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} |
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} |
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} catch(e){} |
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return { |
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weekdays: { shorthand: weekdaysShort, longhand: weekdaysLong }, |
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months: { shorthand: monthsShort, longhand: monthsLong }, |
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firstDayOfWeek: firstDay, |
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weekAbbreviation: 'Wk', |
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rangeSeparator: ' \u2013 ', |
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time_24hr: true |
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}; |
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} catch(e) { |
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return 'en'; |
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} |
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} |
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function initialize() { |
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try { |
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if (!window.flatpickr) return; |
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// If already initialized, destroy before re-init (in case something set EN earlier) |
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var input = container.querySelector('[data-input]'); |
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if (input && input._flatpickr) { input._flatpickr.destroy(); } |
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var loc = buildFlatpickrLocale('{$localeCode}'); |
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// Set as global default when possible |
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if (typeof flatpickr.localize === 'function' && typeof loc === 'object') { |
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flatpickr.localize(loc); |
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} |
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if (flatpickr.l10ns && typeof loc === 'object') { |
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flatpickr.l10ns['{$localeCode}'] = loc; |
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} |
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var instance = flatpickr('#{$id}_container', { |
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locale: loc, |
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altInput: true, |
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altFormat: '{$altFormat}', |
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enableTime: false, |
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dateFormat: 'Y-m-d', |
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time_24hr: true, |
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wrap: true |
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}); |
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try { |
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if (instance && instance.l10n && typeof loc === 'object') { |
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Object.assign(instance.l10n, loc); |
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instance.redraw(); |
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} |
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} catch(e){} |
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} catch(e) { |
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console.error('[DatePicker] flatpickr init error', e); |
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} |
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} |
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initialize(); |
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// Hide original label if present (kept from your original code) |
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try { |
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var lbl = document.querySelector('label[for=\"{$id}\"]'); |
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if (lbl) { lbl.style.display = 'none'; lbl.classList.add('datepicker-label'); } |
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} catch(e){} |
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}); |
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</script>"; |
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} |
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/** |
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* Returns a normalized 2-letter locale to be used by JS/Intl. |
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* Priority: course > user > platform. |
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*/ |
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private function getLocaleCode(): string |
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{ |
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$raw = ''; |
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if (class_exists('\Chamilo\CoreBundle\Framework\Container')) { |
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$req = Container::getRequest(); |
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if ($req && $req->getLocale()) { |
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$raw = $req->getLocale(); |
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} |
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} |
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if ($raw === '' && !empty($_SESSION['_locale']) && is_string($_SESSION['_locale'])) { |
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$raw = $_SESSION['_locale']; |
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} |
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if ($raw === '') { |
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$raw = (string) api_get_language_isocode(); |
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} |
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$s = str_replace('_', '-', trim($raw)); |
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if ($s === '') { |
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return 'en-US'; |
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} |
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if (preg_match('/^([A-Za-z]{2,3})-([A-Za-z]{2})$/', $s, $m)) { |
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return strtolower($m[1]).'-'.strtoupper($m[2]); |
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} |
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if (preg_match('/^([A-Za-z]{2,3})$/', $s, $m)) { |
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return strtolower($m[1]); |
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} |
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if (preg_match('/^([A-Za-z]{2,3})[-_].+$/', $s, $m)) { |
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return strtolower($m[1]); |
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} |
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return 'en-US'; |
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} |
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} |
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chamilo /
chamilo-lms
