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373ebc8c93
952 days continuous production uptime, 40k+ tp/s single node. Original corpo Bitbucket history not included — clean archive commit.
401 lines
13 KiB
JavaScript
Executable File
401 lines
13 KiB
JavaScript
Executable File
'use strict';
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(function ($) {
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$.fn.material_select = function (callback) {
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$(this).each(function () {
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var $select = $(this);
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if ($select.hasClass('browser-default')) {
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return; // Continue to next (return false breaks out of entire loop)
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}
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var multiple = Boolean($select.attr('multiple')),
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lastID = $select.data('select-id'); // Tear down structure if Select needs to be rebuilt
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if (lastID) {
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$select.parent().find('span.caret').remove();
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$select.parent().find('input').remove();
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$select.unwrap();
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$('ul#select-options-' + lastID).remove();
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}
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// If destroying the select, remove the selelct-id and reset it to it's uninitialized state.
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if (callback === 'destroy') {
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$select.data('select-id', null).removeClass('initialized');
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return;
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}
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var uniqueID = guid(); // Materialize.guid();
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$select.data('select-id', uniqueID);
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var wrapper = $('<div class="select-wrapper"></div>');
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wrapper.addClass($select.attr('class'));
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var options = $('<ul id="select-options-' + uniqueID + '" class="dropdown-content select-dropdown ' + (multiple ? 'multiple-select-dropdown' : '') + '"></ul>'),
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selectChildren = $select.children('option, optgroup'),
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valuesSelected = [],
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optionsHover = false;
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var label = $select.find('option:selected').html() || $select.find('option:first').html() || '';
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// Added to search
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var applySeachInList = function applySeachInList() {
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var ul = $(this).closest('ul');
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var searchValue = $(this).val();
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var options = ul.find('li').find('span.filtrable');
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options.each(function () {
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if (typeof this.outerText === 'string') {
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var liValue = this.outerText.toLowerCase();
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if (liValue.indexOf(searchValue.toLowerCase()) === -1) {
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$(this).hide();
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$(this).parent().hide();
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} else {
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$(this).show();
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$(this).parent().show();
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}
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}
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});
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};
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// Added to search
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var setSearchableOption = function setSearchableOption() {
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var placeholder = $select.attr('searchable');
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var element = $('<span class="search-wrap"><input type="text" class="search" placeholder="' + placeholder + '"></span>');
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options.append(element);
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element.find('.search').keyup(applySeachInList);
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};
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// Added to search
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var searchable = Boolean($select.attr('searchable'));
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// Added to search
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if (searchable) {
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setSearchableOption();
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}
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// Function that renders and appends the option taking into
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// account type and possible image icon.
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var appendOptionWithIcon = function appendOptionWithIcon(select, option, type) {
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// Add disabled attr if disabled
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var disabledClass = option.is(':disabled') ? 'disabled ' : '';
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var optgroupClass = type === 'optgroup-option' ? 'optgroup-option ' : '';
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// add icons
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var icon_url = option.data('icon');
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var classes = option.attr('class');
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if (icon_url) {
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var classString = '';
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if (classes) {
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classString = ' class="' + classes + '"';
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}
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// Check for multiple type.
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if (type === 'multiple') {
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options.append($('<li class="' + disabledClass + '"><img alt="" src="' + icon_url + '"' + classString + '><span class="filtrable"><input type="checkbox"' + disabledClass + '/><label></label>' + option.html() + '</span></li>'));
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} else {
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options.append($('<li class="' + disabledClass + optgroupClass + '"><img alt="" src="' + icon_url + '"' + classString + '><span class="filtrable">' + option.html() + '</span></li>'));
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}
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return true;
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}
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// Check for multiple type.
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if (type === 'multiple') {
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options.append($('<li class="' + disabledClass + '"><span class="filtrable"><input type="checkbox"' + disabledClass + '/><label></label>' + option.html() + '</span></li>'));
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} else {
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options.append($('<li class="' + disabledClass + optgroupClass + '"><span class="filtrable">' + option.html() + '</span></li>'));
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}
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};
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/* Create dropdown structure. */
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if (selectChildren.length) {
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selectChildren.each(function () {
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if ($(this).is('option')) {
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// Direct descendant option.
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if (multiple) {
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appendOptionWithIcon($select, $(this), 'multiple');
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} else {
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appendOptionWithIcon($select, $(this));
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}
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} else if ($(this).is('optgroup')) {
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// Optgroup.
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var selectOptions = $(this).children('option');
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options.append($('<li class="optgroup"><span>' + $(this).attr('label') + '</span></li>'));
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selectOptions.each(function () {
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appendOptionWithIcon($select, $(this), 'optgroup-option');
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});
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}
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});
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}
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options.find('li:not(.optgroup)').each(function (i) {
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$(this).click(function (e) {
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// Check if option element is disabled
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if (!$(this).hasClass('disabled') && !$(this).hasClass('optgroup')) {
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var selected = true;
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if (multiple) {
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$('input[type="checkbox"]', this).prop('checked', function (i, v) {
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return !v;
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});
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selected = toggleEntryFromArray(valuesSelected, $(this).index() - 1, $select);
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$newSelect.trigger('focus');
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} else {
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options.find('li').removeClass('active');
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$(this).toggleClass('active');
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$newSelect.val($(this).text());
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}
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activateOption(options, $(this));
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$select.find('option').eq(i).prop('selected', selected);
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// Trigger onchange() event
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$select.trigger('change');
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if (typeof callback !== 'undefined') {
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callback();
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}
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}
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e.stopPropagation();
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});
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});
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// Wrap Elements
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$select.wrap(wrapper);
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// Add Select Display Element
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var dropdownIcon = $('<span class="caret">▼</span>');
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if ($select.is(':disabled')) {
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dropdownIcon.addClass('disabled');
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}
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// escape double quotes
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var sanitizedLabelHtml = label.replace(/"/g, '"');
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var $newSelect = $('<input type="text" class="select-dropdown" readonly="true" ' + ($select.is(':disabled') ? 'disabled' : '') + ' data-activates="select-options-' + uniqueID + '" value="' + sanitizedLabelHtml + '"/>');
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$select.before($newSelect);
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$newSelect.before(dropdownIcon);
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$newSelect.after(options);
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// Check if section element is disabled
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if (!$select.is(':disabled')) {
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$newSelect.dropdown({
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hover: false,
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closeOnClick: false
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});
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}
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// Copy tabindex
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if ($select.attr('tabindex')) {
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$($newSelect[0]).attr('tabindex', $select.attr('tabindex'));
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}
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$select.addClass('initialized');
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$newSelect.on({
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focus: function focus() {
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if ($('ul.select-dropdown').not(options[0]).is(':visible')) {
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$('input.select-dropdown').trigger('close');
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}
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if (!options.is(':visible')) {
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$(this).trigger('open', ['focus']);
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var _label = $(this).val();
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var selectedOption = options.find('li').filter(function () {
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return $(this).text().toLowerCase() === _label.toLowerCase();
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})[0];
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activateOption(options, selectedOption);
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}
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},
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click: function click(e) {
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e.stopPropagation();
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}
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});
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// Changed to search to treat search
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$newSelect.on('blur', function () {
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if (!multiple && !searchable) {
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$(this).trigger('close');
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}
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options.find('li.selected').removeClass('selected');
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});
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// Added to search
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if (!multiple && searchable) {
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options.find('li').on('click', function () {
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$newSelect.trigger('close');
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});
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}
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options.hover(function () {
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optionsHover = true;
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}, function () {
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optionsHover = false;
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});
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// Changed to search to treat search
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$(window).on({
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click: function click() {
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(multiple || searchable) && (optionsHover || $newSelect.trigger('close'));
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}
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});
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// Add initial multiple selections.
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if (multiple) {
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$select.find('option:selected:not(:disabled)').each(function () {
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var index = $(this).index();
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toggleEntryFromArray(valuesSelected, index, $select);
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options.find('li').eq(index).find(':checkbox').prop('checked', true);
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});
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}
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// Make option as selected and scroll to selected position
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var activateOption = function activateOption(collection, newOption) {
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if (newOption) {
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collection.find('li.selected').removeClass('selected');
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var option = $(newOption);
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option.addClass('selected');
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// commented because it causes problems in multiselect with many options
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// options.scrollTo(option)
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}
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};
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// Allow user to search by typing
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// this array is cleared after 1 second
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var filterQuery = [],
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onKeyDown = function onKeyDown(e) {
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// TAB - switch to another input
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if (e.which == 9) {
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$newSelect.trigger('close');
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return;
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}
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// ARROW DOWN WHEN SELECT IS CLOSED - open select options
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if (e.which == 40 && !options.is(':visible')) {
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$newSelect.trigger('open');
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return;
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}
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// ENTER WHEN SELECT IS CLOSED - submit form
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if (e.which == 13 && !options.is(':visible')) {
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return;
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}
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e.preventDefault();
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// CASE WHEN USER TYPE LETTERS
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var letter = String.fromCharCode(e.which).toLowerCase(),
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nonLetters = [9, 13, 27, 38, 40];
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if (letter && nonLetters.indexOf(e.which) === -1) {
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filterQuery.push(letter);
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var string = filterQuery.join(''),
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newOption = options.find('li').filter(function () {
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return $(this).text().toLowerCase().indexOf(string) === 0;
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})[0];
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if (newOption) {
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activateOption(options, newOption);
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}
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}
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// ENTER - select option and close when select options are opened
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if (e.which == 13) {
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var activeOption = options.find('li.selected:not(.disabled)')[0];
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if (activeOption) {
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$(activeOption).trigger('click');
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if (!multiple) {
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$newSelect.trigger('close');
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}
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}
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}
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// ARROW DOWN - move to next not disabled option
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if (e.which == 40) {
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if (options.find('li.selected').length) {
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newOption = options.find('li.selected').next('li:not(.disabled)')[0];
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} else {
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newOption = options.find('li:not(.disabled)')[0];
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}
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activateOption(options, newOption);
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}
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// ESC - close options
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if (e.which == 27) {
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$newSelect.trigger('close');
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}
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// ARROW UP - move to previous not disabled option
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if (e.which == 38) {
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newOption = options.find('li.selected').prev('li:not(.disabled)')[0];
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if (newOption) {
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activateOption(options, newOption);
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}
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}
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// Automaticaly clean filter query so user can search again by starting letters
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setTimeout(function () {
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filterQuery = [];
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}, 1000);
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};
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$newSelect.on('keydown', onKeyDown);
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});
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function toggleEntryFromArray(entriesArray, entryIndex, select) {
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var index = entriesArray.indexOf(entryIndex),
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notAdded = index === -1;
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if (notAdded) {
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entriesArray.push(entryIndex);
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} else {
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entriesArray.splice(index, 1);
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}
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select.siblings('ul.dropdown-content').find('li').eq(entryIndex).toggleClass('active');
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// use notAdded instead of true (to detect if the option is selected or not)
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select.find('option').eq(entryIndex).prop('selected', notAdded);
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setValueToInput(entriesArray, select);
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return notAdded;
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}
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function setValueToInput(entriesArray, select) {
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var value = '';
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for (var i = 0, count = entriesArray.length; i < count; i++) {
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var text = select.find('option').eq(entriesArray[i]).text();
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i === 0 ? value += text : value += ', ' + text;
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}
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if (value === '') {
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value = select.find('option:disabled').eq(0).text();
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}
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select.siblings('input.select-dropdown').val(value);
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}
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// };
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function guid() {
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var d = new Date().getTime();
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var uuid = 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function (c) {
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var r = (d + Math.random() * 16) % 16 | 0;
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d = Math.floor(d / 16);
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return (c == 'x' ? r : r & 0x3 | 0x8).toString(16);
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});
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return uuid;
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}
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};
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})(jQuery);
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jQuery('select').siblings('input.select-dropdown').on('mousedown', function (e) {
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if (/Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent)) {
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if (e.clientX >= e.target.clientWidth || e.clientY >= e.target.clientHeight) {
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e.preventDefault();
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}
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}
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}); |