; (function($) { $.fn.extend({ autocomplete: function(b, c) { var d = typeof b == "string"; c = $.extend({}, $.Autocompleter.defaults, { url: d ? b : null, data: d ? null : b, delay: d ? $.Autocompleter.defaults.delay : 10, max: c && !c.scroll ? 10 : 150 }, c); c.highlight = c.highlight || function(a) { return a }; c.formatMatch = c.formatMatch || c.formatItem; return this.each(function() { new $.Autocompleter(this, c) }) }, result: function(a) { return this.bind("result", a) }, search: function(a) { return this.trigger("search", [a]) }, flushCache: function() { return this.trigger("flushCache") }, setOptions: function(a) { return this.trigger("setOptions", [a]) }, unautocomplete: function() { return this.trigger("unautocomplete") } }); $.Autocompleter = function(h, j) { var k = { UP: 38, DOWN: 40, DEL: 46, TAB: 9, RETURN: 13, ESC: 27, COMMA: 188, PAGEUP: 33, PAGEDOWN: 34, BACKSPACE: 8 }; var l = $(h).attr("autocomplete", "off").addClass(j.inputClass); var m; var n = ""; var o = $.Autocompleter.Cache(j); var p = 0; var r; var s = { mouseDownOnSelect: false }; var t = $.Autocompleter.Select(j, h, selectCurrent, s); var u; $.browser.opera && $(h.form).bind("submit.autocomplete", function() { if (u) { u = false; return false } }); l.bind(($.browser.opera ? "keypress" : "keydown") + ".autocomplete", function(a) { r = a.keyCode; switch (a.keyCode) { case k.UP: a.preventDefault(); if (t.visible()) { t.prev() } else { onChange(0, true) } break; case k.DOWN: a.preventDefault(); if (t.visible()) { t.next() } else { onChange(0, true) } break; case k.PAGEUP: a.preventDefault(); if (t.visible()) { t.pageUp() } else { onChange(0, true) } break; case k.PAGEDOWN: a.preventDefault(); if (t.visible()) { t.pageDown() } else { onChange(0, true) } break; case j.multiple && $.trim(j.multipleSeparator) == "," && k.COMMA: case k.TAB: case k.RETURN: if (selectCurrent()) { a.preventDefault(); u = true; if ($.browser.msie) { if (validateInput) { validateInput('2') } } return false } break; case k.ESC: t.hide(); break; default: clearTimeout(m); m = setTimeout(onChange, j.delay); break } }).focus(function() { p++ }).blur(function() { p = 0; if (!s.mouseDownOnSelect) { hideResults() } }).click(function() { if (p++ > 1 && !t.visible()) { onChange(0, true) } }).bind("search", function() { var c = (arguments.length > 1) ? arguments[1] : null; function findValueCallback(q, a) { var b; if (a && a.length) { for (var i = 0; i < a.length; i++) { if (a[i].result.toLowerCase() == q.toLowerCase()) { b = a[i]; break } } } if (typeof c == "function") c(b); else l.trigger("result", b && [b.data, b.value]) } $.each(trimWords(l.val()), function(i, a) { request(a, findValueCallback, findValueCallback) }) }).bind("flushCache", function() { o.flush() }).bind("setOptions", function() { $.extend(j, arguments[1]); if ("data" in arguments[1]) o.populate() }).bind("unautocomplete", function() { t.unbind(); l.unbind(); $(h.form).unbind(".autocomplete") }); function selectCurrent() { var a = t.selected(); if (!a) return false; var v = a.result; n = v; if (j.multiple) { var b = trimWords(l.val()); if (b.length > 1) { v = b.slice(0, b.length - 1).join(j.multipleSeparator) + j.multipleSeparator + v } v += j.multipleSeparator } l.val(v); hideResultsNow(); l.trigger("result", [a.data, a.value]); return true } function onChange(a, b) { if (r == k.DEL) { t.hide(); return } var c = l.val(); if (!b && c == n) return; n = c; c = lastWord(c); if (c.length >= j.minChars) { l.addClass(j.loadingClass); if (!j.matchCase) c = c.toLowerCase(); request(c, receiveData, hideResultsNow) } else { stopLoading(); t.hide() } }; function trimWords(b) { if (!b) { return [""] } var c = b.split(j.multipleSeparator); var d = []; $.each(c, function(i, a) { if ($.trim(a)) d[i] = $.trim(a) }); return d } function lastWord(a) { if (!j.multiple) return a; var b = trimWords(a); return b[b.length - 1] } function autoFill(q, a) { if (j.autoFill && (lastWord(l.val()).toLowerCase() == q.toLowerCase()) && r != k.BACKSPACE) { l.val(l.val() + a.substring(lastWord(n).length)); $.Autocompleter.Selection(h, n.length, n.length + a.length) } }; function hideResults() { clearTimeout(m); m = setTimeout(hideResultsNow, 200) }; function hideResultsNow() { var c = t.visible(); t.hide(); clearTimeout(m); stopLoading(); if (j.mustMatch) { l.search(function(a) { if (!a) { if (j.multiple) { var b = trimWords(l.val()).slice(0, -1); l.val(b.join(j.multipleSeparator) + (b.length ? j.multipleSeparator : "")) } else l.val("") } }) } if (c) $.Autocompleter.Selection(h, h.value.length, h.value.length) }; function receiveData(q, a) { if (a && a.length && p) { stopLoading(); t.display(a, q); autoFill(q, a[0].value); t.show() } else { hideResultsNow() } }; function request(c, d, e) { if (!j.matchCase) c = c.toLowerCase(); var f = o.load(c); if (f && f.length) { d(c, f) } else if ((typeof j.url == "string") && (j.url.length > 0)) { var g = { timestamp: +new Date() }; $.each(j.extraParams, function(a, b) { g[a] = typeof b == "function" ? b() : b }); $.ajax({ mode: "abort", port: "autocomplete" + h.name, dataType: j.dataType, url: j.url, data: $.extend({ q: lastWord(c), limit: j.max }, g), success: function(a) { var b = j.parse && j.parse(a) || parse(a); o.add(c, b); d(c, b) } }) } else { t.emptyList(); e(c) } }; function parse(a) { var b = []; var c = a.split("\n"); for (var i = 0; i < c.length; i++) { var d = $.trim(c[i]); if (d) { d = d.split("|"); b[b.length] = { data: d, value: d[0], result: j.formatResult && j.formatResult(d, d[0]) || d[0]} } } return b }; function stopLoading() { l.removeClass(j.loadingClass) } }; $.Autocompleter.defaults = { inputClass: "ac_input", resultsClass: "ac_results", loadingClass: "ac_loading", minChars: 1, delay: 400, matchCase: false, matchSubset: true, matchContains: false, cacheLength: 10, max: 100, mustMatch: false, extraParams: {}, selectFirst: true, formatItem: function(a) { return a[0] }, formatMatch: null, autoFill: false, width: 0, multiple: false, multipleSeparator: ", ", highlight: function(a, b) { return a.replace(new RegExp("(?![^&;]+;)(?!<[^<>]*)(" + b.replace(/([\^\$\(\)\[\]\{\}\*\.\+\?\|\\])/gi, "\\$1") + ")(?![^<>]*>)(?![^&;]+;)", "gi"), "<strong>$1</strong>") }, scroll: true, scrollHeight: 180 }; $.Autocompleter.Cache = function(g) { var h = {}; var j = 0; function matchSubset(s, a) { if (!g.matchCase) s = s.toLowerCase(); var i = s.indexOf(a); if (i == -1) return false; return i == 0 || g.matchContains }; function add(q, a) { if (j > g.cacheLength) { flush() } if (!h[q]) { j++ } h[q] = a } function populate() { if (!g.data) return false; var b = {}, nullData = 0; if (!g.url) g.cacheLength = 1; b[""] = []; for (var i = 0, ol = g.data.length; i < ol; i++) { var c = g.data[i]; c = (typeof c == "string") ? [c] : c; var d = g.formatMatch(c, i + 1, g.data.length); if (d === false) continue; var e = d.charAt(0).toLowerCase(); if (!b[e]) b[e] = []; var f = { value: d, data: c, result: g.formatResult && g.formatResult(c) || d }; b[e].push(f); if (nullData++ < g.max) { b[""].push(f) } }; $.each(b, function(i, a) { g.cacheLength++; add(i, a) }) } setTimeout(populate, 25); function flush() { h = {}; j = 0 } return { flush: flush, add: add, populate: populate, load: function(q) { if (!g.cacheLength || !j) return null; if (!g.url && g.matchContains) { var a = []; for (var k in h) { if (k.length > 0) { var c = h[k]; $.each(c, function(i, x) { if (matchSubset(x.value, q)) { a.push(x) } }) } } return a } else if (h[q]) { return h[q] } else if (g.matchSubset) { for (var i = q.length - 1; i >= g.minChars; i--) { var c = h[q.substr(0, i)]; if (c) { var a = []; $.each(c, function(i, x) { if (matchSubset(x.value, q)) { a[a.length] = x } }); return a } } } return null } } }; $.Autocompleter.Select = function(e, f, g, h) { var j = { ACTIVE: "ac_over" }; var k, active = -1, data, term = "", needsInit = true, element, list; function init() { if (!needsInit) return; element = $("<div/>").hide().addClass(e.resultsClass).css("position", "absolute").appendTo(document.body); list = $("<ul/>").appendTo(element).mouseover(function(a) { if (target(a).nodeName && target(a).nodeName.toUpperCase() == 'LI') { active = $("li", list).removeClass(j.ACTIVE).index(target(a)); $(target(a)).addClass(j.ACTIVE) } }).click(function(a) { $(target(a)).addClass(j.ACTIVE); g(); f.focus(); return false }).mousedown(function() { h.mouseDownOnSelect = true }).mouseup(function() { h.mouseDownOnSelect = false }); if (e.width > 0) element.css("width", e.width); needsInit = false } function target(a) { var b = a.target; while (b && b.tagName != "LI") b = b.parentNode; if (!b) return []; return b } function moveSelect(a) { k.slice(active, active + 1).removeClass(j.ACTIVE); movePosition(a); var b = k.slice(active, active + 1).addClass(j.ACTIVE); if (e.scroll) { var c = 0; k.slice(0, active).each(function() { c += this.offsetHeight }); if ((c + b[0].offsetHeight - list.scrollTop()) > list[0].clientHeight) { list.scrollTop(c + b[0].offsetHeight - list.innerHeight()) } else if (c < list.scrollTop()) { list.scrollTop(c) } } }; function movePosition(a) { active += a; if (active < 0) { active = k.size() - 1 } else if (active >= k.size()) { active = 0 } } function limitNumberOfItems(a) { return e.max && e.max < a ? e.max : a } function fillList() { list.empty(); var a = limitNumberOfItems(data.length); for (var i = 0; i < a; i++) { if (!data[i]) continue; var b = e.formatItem(data[i].data, i + 1, a, data[i].value, term); if (b === false) continue; var c = $("<li/>").html(e.highlight(b, term)).addClass(i % 2 == 0 ? "ac_even" : "ac_odd").appendTo(list)[0]; $.data(c, "ac_data", data[i]) } k = list.find("li"); if (e.selectFirst) { k.slice(0, 1).addClass(j.ACTIVE); active = 0 } if ($.fn.bgiframe) list.bgiframe() } return { display: function(d, q) { init(); data = d; term = q; fillList() }, next: function() { moveSelect(1) }, prev: function() { moveSelect(-1) }, pageUp: function() { if (active != 0 && active - 8 < 0) { moveSelect(-active) } else { moveSelect(-8) } }, pageDown: function() { if (active != k.size() - 1 && active + 8 > k.size()) { moveSelect(k.size() - 1 - active) } else { moveSelect(8) } }, hide: function() { element && element.hide(); k && k.removeClass(j.ACTIVE); active = -1 }, visible: function() { return element && element.is(":visible") }, current: function() { return this.visible() && (k.filter("." + j.ACTIVE)[0] || e.selectFirst && k[0]) }, show: function() { var a = $(f).offset(); element.css({ width: typeof e.width == "string" || e.width > 0 ? e.width : $(f).width() + 10, top: a.top + f.offsetHeight, left: a.left }).show(); if (e.scroll) { list.scrollTop(0); list.css({ maxHeight: e.scrollHeight, overflow: 'auto' }); if ($.browser.msie && typeof document.body.style.maxHeight === "undefined") { var b = 0; k.each(function() { b += this.offsetHeight }); var c = b > e.scrollHeight; list.css('height', c ? e.scrollHeight : b); if (!c) { k.width(list.width() - parseInt(k.css("padding-left")) - parseInt(k.css("padding-right"))) } } } }, selected: function() { var a = k && k.filter("." + j.ACTIVE).removeClass(j.ACTIVE); return a && a.length && $.data(a[0], "ac_data") }, emptyList: function() { list && list.empty() }, unbind: function() { element && element.remove() } } }; $.Autocompleter.Selection = function(a, b, c) { if (a.createTextRange) { var d = a.createTextRange(); d.collapse(true); d.moveStart("character", b); d.moveEnd("character", c); d.select() } else if (a.setSelectionRange) { a.setSelectionRange(b, c) } else { if (a.selectionStart) { a.selectionStart = b; a.selectionEnd = c } } a.focus() } })(jQuery);