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namaste/html/js/modules (optional)/forms.js
gramps 373ebc8c93 Archive: Namaste PHP AMQP framework v1.0 (2017-2020)
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2026-04-05 09:49:30 -07:00

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20 KiB
JavaScript

/* FORMS */
;(function ($) {
$(document).ready(function () {
// Function to update labels of text fields
Materialize.updateTextFields = function () {
var input_selector = 'input[type=text], input[type=password], input[type=email], input[type=url], input[type=tel], input[type=number], input[type=search], textarea'
$(input_selector).each(function (index, element) {
if ($(element).val().length > 0 || element.autofocus || $(this).attr('placeholder') !== undefined || $(element)[0].validity.badInput === true) {
$(this).siblings('label, i').addClass('active')
}else {
$(this).siblings('label, i').removeClass('active')
}
})
}
// Text based inputs
var input_selector = 'input[type=text], input[type=password], input[type=email], input[type=url], input[type=tel], input[type=number], input[type=search], textarea'
// Add active if form auto complete
$(document).on('change', input_selector, function () {
if ($(this).val().length !== 0 || $(this).attr('placeholder') !== undefined) {
$(this).siblings('label').addClass('active')
}
validate_field($(this))
})
// Add active if input element has been pre-populated on document ready
$(document).ready(function () {
Materialize.updateTextFields()
})
// HTML DOM FORM RESET handling
$(document).on('reset', function (e) {
var formReset = $(e.target)
if (formReset.is('form')) {
formReset.find(input_selector).removeClass('valid').removeClass('invalid')
formReset.find(input_selector).each(function () {
if ($(this).attr('value') === '') {
$(this).siblings('label, i').removeClass('active')
}
})
// Reset select
formReset.find('select.initialized').each(function () {
var reset_text = formReset.find('option[selected]').text()
formReset.siblings('input.select-dropdown').val(reset_text)
})
}
})
// Add active when element has focus
$(document).on('focus', input_selector, function () {
$(this).siblings('label, i').addClass('active')
})
$(document).on('blur', input_selector, function () {
var $inputElement = $(this)
if ($inputElement.val().length === 0 && $inputElement[0].validity.badInput !== true && $inputElement.attr('placeholder') === undefined) {
$inputElement.siblings('label, i').removeClass('active')
}
if ($inputElement.val().length === 0 && $inputElement[0].validity.badInput !== true && $inputElement.attr('placeholder') !== undefined) {
$inputElement.siblings('i').removeClass('active')
}
validate_field($inputElement)
})
window.validate_field = function (object) {
var hasLength = object.attr('length') !== undefined
var lenAttr = parseInt(object.attr('length'))
var len = object.val().length
if (object.val().length === 0 && object[0].validity.badInput === false) {
if (object.hasClass('validate')) {
object.removeClass('valid')
object.removeClass('invalid')
}
}else {
if (object.hasClass('validate')) {
// Check for character counter attributes
if ((object.is(':valid') && hasLength && (len <= lenAttr)) || (object.is(':valid') && !hasLength)) {
object.removeClass('invalid')
object.addClass('valid')
}else {
object.removeClass('valid')
object.addClass('invalid')
}
}
}
}
// Textarea Auto Resize
var hiddenDiv = $('.hiddendiv').first()
if (!hiddenDiv.length) {
hiddenDiv = $('<div class="hiddendiv common"></div>')
$('body').append(hiddenDiv)
}
var text_area_selector = '.materialize-textarea'
function textareaAutoResize ($textarea) {
// Set font properties of hiddenDiv
var fontFamily = $textarea.css('font-family')
var fontSize = $textarea.css('font-size')
if (fontSize) { hiddenDiv.css('font-size', fontSize); }
if (fontFamily) { hiddenDiv.css('font-family', fontFamily); }
if ($textarea.attr('wrap') === 'off') {
hiddenDiv.css('overflow-wrap', 'normal')
.css('white-space', 'pre')
}
hiddenDiv.text($textarea.val() + '\n')
var content = hiddenDiv.html().replace(/\n/g, '<br>')
hiddenDiv.html(content)
// When textarea is hidden, width goes crazy.
// Approximate with half of window size
if ($textarea.is(':visible')) {
hiddenDiv.css('width', $textarea.width())
}else {
hiddenDiv.css('width', $(window).width() / 2)
}
$textarea.css('height', hiddenDiv.height())
}
$(text_area_selector).each(function () {
var $textarea = $(this)
if ($textarea.val().length) {
textareaAutoResize($textarea)
}
})
$('body').on('keyup keydown autoresize', text_area_selector, function () {
textareaAutoResize($(this))
})
// File Input Path
$(document).on('change', '.file-field input[type="file"]', function () {
var file_field = $(this).closest('.file-field')
var path_input = file_field.find('input.file-path')
var files = $(this)[0].files
var file_names = []
for (var i = 0; i < files.length; i++) {
file_names.push(files[i].name)
}
path_input.val(file_names.join(', '))
path_input.trigger('change')
})
/****************
* Range Input *
****************/
var range_type = 'input[type=range]'
var range_mousedown = false
var left
$(range_type).each(function () {
var thumb = $('<span class="thumb"><span class="value"></span></span>')
$(this).after(thumb)
})
var range_wrapper = '.range-field'
$(document).on('change', range_type, function (e) {
var thumb = $(this).siblings('.thumb')
thumb.find('.value').html($(this).val())
})
$(document).on('input mousedown touchstart', range_type, function (e) {
var thumb = $(this).siblings('.thumb')
var width = $(this).outerWidth()
// If thumb indicator does not exist yet, create it
if (thumb.length <= 0) {
thumb = $('<span class="thumb"><span class="value"></span></span>')
$(this).after(thumb)
}
// Set indicator value
thumb.find('.value').html($(this).val())
range_mousedown = true
$(this).addClass('active')
if (!thumb.hasClass('active')) {
thumb.velocity({ height: '30px', width: '30px', top: '-20px', marginLeft: '-15px'}, { duration: 300, easing: 'easeOutExpo' })
}
if (e.type !== 'input') {
if (e.pageX === undefined || e.pageX === null) { // mobile
left = e.originalEvent.touches[0].pageX - $(this).offset().left
}else { // desktop
left = e.pageX - $(this).offset().left
}
if (left < 0) {
left = 0
}
else if (left > width) {
left = width
}
thumb.addClass('active').css('left', left)
}
thumb.find('.value').html($(this).val())
})
$(document).on('mouseup touchend', range_wrapper, function () {
range_mousedown = false
$(this).removeClass('active')
})
$(document).on('mousemove touchmove', range_wrapper, function (e) {
var thumb = $(this).children('.thumb')
var left
if (range_mousedown) {
if (!thumb.hasClass('active')) {
thumb.velocity({ height: '30px', width: '30px', top: '-20px', marginLeft: '-15px'}, { duration: 300, easing: 'easeOutExpo' })
}
if (e.pageX === undefined || e.pageX === null) { // mobile
left = e.originalEvent.touches[0].pageX - $(this).offset().left
}else { // desktop
left = e.pageX - $(this).offset().left
}
var width = $(this).outerWidth()
if (left < 0) {
left = 0
}
else if (left > width) {
left = width
}
thumb.addClass('active').css('left', left)
thumb.find('.value').html(thumb.siblings(range_type).val())
}
})
$(document).on('mouseout touchleave', range_wrapper, function () {
if (!range_mousedown) {
var thumb = $(this).children('.thumb')
if (thumb.hasClass('active')) {
thumb.velocity({ height: '0', width: '0', top: '10px', marginLeft: '-6px'}, { duration: 100 })
}
thumb.removeClass('active')
}
})
}); // End of $(document).ready
/*******************
* Select Plugin *
******************/
$.fn.material_select = function (callback) {
$(this).each(function () {
var $select = $(this)
if ($select.hasClass('browser-default')) {
return; // Continue to next (return false breaks out of entire loop)
}
var multiple = $select.attr('multiple') ? true : false,
lastID = $select.data('select-id') // Tear down structure if Select needs to be rebuilt
if (lastID) {
$select.parent().find('span.caret').remove()
$select.parent().find('input').remove()
$select.unwrap()
$('ul#select-options-' + lastID).remove()
}
// If destroying the select, remove the selelct-id and reset it to it's uninitialized state.
if (callback === 'destroy') {
$select.data('select-id', null).removeClass('initialized')
return
}
var uniqueID = Materialize.guid()
$select.data('select-id', uniqueID)
var wrapper = $('<div class="select-wrapper"></div>')
wrapper.addClass($select.attr('class'))
var options = $('<ul id="select-options-' + uniqueID + '" class="dropdown-content select-dropdown ' + (multiple ? 'multiple-select-dropdown' : '') + '"></ul>'),
selectChildren = $select.children('option, optgroup'),
valuesSelected = [],
optionsHover = false
var label = $select.find('option:selected').html() || $select.find('option:first').html() || ''
// Function that renders and appends the option taking into
// account type and possible image icon.
var appendOptionWithIcon = function (select, option, type) {
// Add disabled attr if disabled
var disabledClass = (option.is(':disabled')) ? 'disabled ' : ''
// add icons
var icon_url = option.data('icon')
var classes = option.attr('class')
if (!!icon_url) {
var classString = ''
if (!!classes) classString = ' class="' + classes + '"'
// Check for multiple type.
if (type === 'multiple') {
options.append($('<li class="' + disabledClass + '"><img src="' + icon_url + '"' + classString + '><span><input type="checkbox"' + disabledClass + '/><label></label>' + option.html() + '</span></li>'))
} else {
options.append($('<li class="' + disabledClass + '"><img src="' + icon_url + '"' + classString + '><span>' + option.html() + '</span></li>'))
}
return true
}
// Check for multiple type.
if (type === 'multiple') {
options.append($('<li class="' + disabledClass + '"><span><input type="checkbox"' + disabledClass + '/><label></label>' + option.html() + '</span></li>'))
} else {
options.append($('<li class="' + disabledClass + '"><span>' + option.html() + '</span></li>'))
}
}
/* Create dropdown structure. */
if (selectChildren.length) {
selectChildren.each(function () {
if ($(this).is('option')) {
// Direct descendant option.
if (multiple) {
appendOptionWithIcon($select, $(this), 'multiple')
} else {
appendOptionWithIcon($select, $(this))
}
} else if ($(this).is('optgroup')) {
// Optgroup.
var selectOptions = $(this).children('option')
options.append($('<li class="optgroup"><span>' + $(this).attr('label') + '</span></li>'))
selectOptions.each(function () {
appendOptionWithIcon($select, $(this))
})
}
})
}
options.find('li:not(.optgroup)').each(function (i) {
$(this).click(function (e) {
// Check if option element is disabled
if (!$(this).hasClass('disabled') && !$(this).hasClass('optgroup')) {
var selected = true
if (multiple) {
$('input[type="checkbox"]', this).prop('checked', function (i, v) { return !v; })
selected = toggleEntryFromArray(valuesSelected, $(this).index(), $select)
$newSelect.trigger('focus')
} else {
options.find('li').removeClass('active')
$(this).toggleClass('active')
$newSelect.val($(this).text())
}
activateOption(options, $(this))
$select.find('option').eq(i).prop('selected', selected)
// Trigger onchange() event
$select.trigger('change')
if (typeof callback !== 'undefined') callback()
}
e.stopPropagation()
})
})
// Wrap Elements
$select.wrap(wrapper)
// Add Select Display Element
var dropdownIcon = $('<span class="caret">&#9660;</span>')
if ($select.is(':disabled'))
dropdownIcon.addClass('disabled')
// escape double quotes
var sanitizedLabelHtml = label.replace(/"/g, '&quot;')
var $newSelect = $('<input type="text" class="select-dropdown" readonly="true" ' + (($select.is(':disabled')) ? 'disabled' : '') + ' data-activates="select-options-' + uniqueID + '" value="' + sanitizedLabelHtml + '"/>')
$select.before($newSelect)
$newSelect.before(dropdownIcon)
$newSelect.after(options)
// Check if section element is disabled
if (!$select.is(':disabled')) {
$newSelect.dropdown({'hover': false, 'closeOnClick': false})
}
// Copy tabindex
if ($select.attr('tabindex')) {
$($newSelect[0]).attr('tabindex', $select.attr('tabindex'))
}
$select.addClass('initialized')
$newSelect.on({
'focus': function () {
if ($('ul.select-dropdown').not(options[0]).is(':visible')) {
$('input.select-dropdown').trigger('close')
}
if (!options.is(':visible')) {
$(this).trigger('open', ['focus'])
var label = $(this).val()
var selectedOption = options.find('li').filter(function () {
return $(this).text().toLowerCase() === label.toLowerCase()
})[0]
activateOption(options, selectedOption)
}
},
'touchend click': function (e) {
e.stopPropagation()
}
})
$newSelect.on('blur', function () {
if (!multiple) {
$(this).trigger('close')
}
options.find('li.selected').removeClass('selected')
})
options.hover(function () {
optionsHover = true
}, function () {
optionsHover = false
})
$(window).on({
'click': function () {
multiple && (optionsHover || $newSelect.trigger('close'))
}
})
// Add initial multiple selections.
if (multiple) {
$select.find('option:selected:not(:disabled)').each(function () {
var index = $(this).index()
toggleEntryFromArray(valuesSelected, index, $select)
options.find('li').eq(index).find(':checkbox').prop('checked', true)
})
}
// Make option as selected and scroll to selected position
activateOption = function (collection, newOption) {
if (newOption) {
collection.find('li.selected').removeClass('selected')
var option = $(newOption)
option.addClass('selected')
options.scrollTo(option)
}
}
// Allow user to search by typing
// this array is cleared after 1 second
var filterQuery = [],
onKeyDown = function (e) {
// TAB - switch to another input
if (e.which == 9) {
$newSelect.trigger('close')
return
}
// ARROW DOWN WHEN SELECT IS CLOSED - open select options
if (e.which == 40 && !options.is(':visible')) {
$newSelect.trigger('open')
return
}
// ENTER WHEN SELECT IS CLOSED - submit form
if (e.which == 13 && !options.is(':visible')) {
return
}
e.preventDefault()
// CASE WHEN USER TYPE LETTERS
var letter = String.fromCharCode(e.which).toLowerCase(),
nonLetters = [9, 13, 27, 38, 40]
if (letter && (nonLetters.indexOf(e.which) === -1)) {
filterQuery.push(letter)
var string = filterQuery.join(''),
newOption = options.find('li').filter(function () {
return $(this).text().toLowerCase().indexOf(string) === 0
})[0]
if (newOption) {
activateOption(options, newOption)
}
}
// ENTER - select option and close when select options are opened
if (e.which == 13) {
var activeOption = options.find('li.selected:not(.disabled)')[0]
if (activeOption) {
$(activeOption).trigger('click')
if (!multiple) {
$newSelect.trigger('close')
}
}
}
// ARROW DOWN - move to next not disabled option
if (e.which == 40) {
if (options.find('li.selected').length) {
newOption = options.find('li.selected').next('li:not(.disabled)')[0]
} else {
newOption = options.find('li:not(.disabled)')[0]
}
activateOption(options, newOption)
}
// ESC - close options
if (e.which == 27) {
$newSelect.trigger('close')
}
// ARROW UP - move to previous not disabled option
if (e.which == 38) {
newOption = options.find('li.selected').prev('li:not(.disabled)')[0]
if (newOption)
activateOption(options, newOption)
}
// Automaticaly clean filter query so user can search again by starting letters
setTimeout(function () { filterQuery = []; }, 1000)
}
$newSelect.on('keydown', onKeyDown)
})
function toggleEntryFromArray (entriesArray, entryIndex, select) {
var index = entriesArray.indexOf(entryIndex),
notAdded = index === -1
if (notAdded) {
entriesArray.push(entryIndex)
} else {
entriesArray.splice(index, 1)
}
select.siblings('ul.dropdown-content').find('li').eq(entryIndex).toggleClass('active')
// use notAdded instead of true (to detect if the option is selected or not)
select.find('option').eq(entryIndex).prop('selected', notAdded)
setValueToInput(entriesArray, select)
return notAdded
}
function setValueToInput (entriesArray, select) {
var value = ''
for (var i = 0, count = entriesArray.length; i < count; i++) {
var text = select.find('option').eq(entriesArray[i]).text()
i === 0 ? value += text : value += ', ' + text
}
if (value === '') {
value = select.find('option:disabled').eq(0).text()
}
select.siblings('input.select-dropdown').val(value)
}
}
}(jQuery));
jQuery('select').siblings('input.select-dropdown').on('mousedown', function (e) {
if (/Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent)) {
if (e.clientX >= e.target.clientWidth || e.clientY >= e.target.clientHeight) {
e.preventDefault()
}
}
});