%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
/* For licensing terms, see /license.txt */
/**
* A drop down list with all languages to use with QuickForm.
*/
class SelectAjax extends HTML_QuickForm_select
{
/**
* {@inheritdoc}
*/
public function __construct($elementName, $elementLabel = '', $options = null, $attributes = null)
{
parent::__construct($elementName, $elementLabel, $options, $attributes);
}
/**
* The ajax call must contain an array of id and text.
*
* @return string
*/
public function toHtml()
{
$iso = api_get_language_isocode(api_get_interface_language());
$dropdownParent = $this->getAttribute('dropdownParent');
$dropdownParentCondition = $dropdownParent ? "dropdownParent: '$dropdownParent'," : '';
$formatResult = $this->getAttribute('formatResult');
$formatSelection = $this->getAttribute('formatSelection');
$formatCondition = '';
if (!empty($formatResult)) {
$formatCondition .= ',
templateResult : '.$formatResult;
}
if (!empty($formatSelection)) {
$formatCondition .= ',
templateSelection : '.$formatSelection;
}
$width = 'element';
$givenWidth = '100%';
if (!empty($givenWidth)) {
$width = $givenWidth;
}
//Get the minimumInputLength for select2
$minimumInputLength = $this->getAttribute('minimumInputLength') > 3 ?
$this->getAttribute('minimumInputLength') : 3
;
$plHolder = $this->getAttribute('placeholder');
if (empty($plHolder)) {
$plHolder = preg_replace("/'/", "\\'", get_lang('SelectAnOption'));
}
$id = $this->getAttribute('id');
if (empty($id)) {
$id = $this->getAttribute('name');
$this->setAttribute('id', $id);
}
// URL must return ajax json_encode arrady [items => [['id'=>1, 'text'='content']]
$url = $this->getAttribute('url');
if (!$url) {
$url = $this->getAttribute('url_function');
} else {
$url = "'$url'";
}
$tagsAttr = $this->getAttribute('tags');
$multipleAttr = $this->getAttribute('multiple');
$tags = !empty($tagsAttr) ? (bool) $tagsAttr : false;
$tags = $tags ? 'true' : 'false';
$multiple = !empty($multipleAttr) ? (bool) $multipleAttr : false;
$multiple = $multiple ? 'true' : 'false';
$max = $this->getAttribute('maximumSelectionLength');
$max = !empty($max) ? "maximumSelectionLength: $max, " : '';
// wait XX milliseconds before triggering the request
$delay = ((int) $this->getAttribute('delay')) ?: 1000;
$html = <<<JS
<script>
$(function(){
$('#{$this->getAttribute('id')}').select2({
language: '$iso',
placeholder: '$plHolder',
allowClear: true,
width: '$width',
minimumInputLength: '$minimumInputLength',
tags: $tags,
$dropdownParentCondition
ajax: {
url: $url,
delay: $delay,
dataType: 'json',
data: function(params) {
return {
q: params.term, // search term
page_limit: 10,
};
},
processResults: function (data, page) {
// Parse the results into the format expected by Select2
if (data.items) {
return {
results: data.items
};
}
return {
results: ''
};
}
}
$formatCondition
});
});
</script>
JS;
$this->removeAttribute('formatResult');
$this->removeAttribute('formatSelection');
$this->removeAttribute('minimumInputLength');
$this->removeAttribute('maximumSelectionLength');
$this->removeAttribute('tags');
$this->removeAttribute('placeholder');
$this->removeAttribute('class');
$this->removeAttribute('url');
$this->removeAttribute('url_function');
$this->removeAttribute('dropdownParent');
$this->setAttribute('style', 'width: 100%;');
return parent::toHtml().$html;
}
/**
* We check the options and return only the values that _could_ have been
* selected. We also return a scalar value if select is not "multiple".
*/
public function exportValue(&$submitValues, $assoc = false)
{
$value = $this->_findValue($submitValues);
if (!$value) {
$value = '';
}
return $this->_prepareValue($value, $assoc);
}
public static function templateResultForUsersInCourse(): string
{
return "function (state) {
if (state.loading) {
return state.text;
}
var \$container = \$(
'<div class=\"select2-result-user clearfix\">' +
'<div class=\"select2-result-user__avatar pull-left\">' +
'<img>' +
'</div>' +
'<div class=\"select2-result-user__info pull-left\">' +
'<div class=\"select2-result-user__name\"></div>' +
'<div class=\"select2-result-user__username small\"></div>' +
'</div>' +
'</div>'
);
\$container.find('.select2-result-user__avatar img')
.prop({ 'src': state.avatarUrl, 'alt': state.username })
.css({ 'width': '40px', 'height': '40px' });
\$container.find('.select2-result-user__info').css({ 'paddingLeft': '6px' });
\$container.find('.select2-result-user__name').text(state.completeName);
\$container.find('.select2-result-user__username').text(state.username);
return \$container;
}";
}
public static function templateSelectionForUsersInCourse(): string
{
return "function (state) {
if (!state.id) {
return state.text;
}
if (!state.avatarUrl) {
var avatarUrl = $(state.element).data('avatarurl');
var username = $(state.element).data('username');
state.avatarUrl = avatarUrl;
state.username = username;
state.completeName = state.text;
}
var \$container = \$('<span><img> ' + state.completeName + '</span>');
\$container.find('img')
.prop({ 'src': state.avatarUrl, 'alt': state.username })
.css({ 'width': '20px', 'height': '20px' });
return \$container;
}";
}
}
Zerion Mini Shell 1.0