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/**
* Provides a list of matching user names while user inputs into a userpicker
*
* @author Adrian Lang <lang@cosmocode.de>
* @author Gerrit Uitslag <klapinklapin@gmail.com>
*/
jQuery(function () {
/**
* Ajax request for user suggestions
*
* @param {Object} request object, with single 'term' property
* @param {Function} response callback, argument: the data array to suggest to the user.
* @param {Function} getterm callback, argument: the request Object, returns: search term
*/
function ajaxsource(request, response, getterm) {
jQuery.getJSON(
DOKU_BASE + 'lib/exe/ajax.php', {
call: 'bureaucracy_user_field',
search: getterm(request)
}, function (data) {
response(jQuery.map(data, function (name, user) {
return {
label: name + ' (' + user + ')',
value: user
}
}))
}
);
}
function split(val) {
return val.split(/,\s*/);
}
function extractLast(term) {
return split(term).pop();
}
/**
* pick one user
*/
jQuery(".userpicker").autocomplete({
source: function (request, response) {
ajaxsource(request, response, function (req) {
return req.term
})
}
});
/**
* pick one or more users
*/
jQuery(".userspicker")
// don't navigate away from the field on tab when selecting an item
.bind("keydown", function (event) {
if (event.keyCode === jQuery.ui.keyCode.TAB &&
jQuery(this).data("ui-autocomplete").menu.active) {
event.preventDefault();
}
})
.autocomplete({
minLength: 0,
source: function (request, response) {
ajaxsource(request, response, function (req) {
return extractLast(req.term)
})
},
search: function () {
// custom minLength
var term = extractLast(this.value);
return term.length >= 2;
},
focus: function () {
// prevent value inserted on focus
return false;
},
select: function (event, ui) {
var terms = split(this.value);
// remove the current input
terms.pop();
// add the selected item
terms.push(ui.item.value);
// add placeholder to get the comma-and-space at the end
terms.push("");
this.value = terms.join(", ");
return false;
}
});
});
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