MediaWiki:Gadget-autocomplete.js
Megjelenés
Megjegyzés: közzététel után frissítened kell a böngésződ gyorsítótárát, hogy lásd a változásokat.
- Firefox / Safari: tartsd lenyomva a Shift gombot és kattints a Frissítés gombra a címsorban, vagy használd a Ctrl–F5 vagy Ctrl–R (Macen ⌘–R) billentyűkombinációt
- Google Chrome: használd a Ctrl–Shift–R (Macen ⌘–Shift–R) billentyűkombinációt
- Internet Explorer / Edge: tartsd nyomva a Ctrl-t, és kattints a Frissítés gombra, vagy nyomj Ctrl–F5-öt
- Opera: Nyomj Ctrl–F5-öt
//from http://www.json.org/json.js and [[en:User:Zocky/AutoComplete.js]]
var i18n_empty = 'nincs találat';
String.prototype.parseJSON = function () {
try {
return !(/[^,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t]/.test(
this.replace(/"(\\.|[^"\\])*"/g, ''))) && //"
eval('(' + this + ')');
} catch (e) {
return false;
}
};
function ac$query(cb,what)
{
if (ac$query.arguments.length>1 && ac$x) {
var i = 2;
var url = "/w/query.php?format=json&what=" + what;
while (i < ac$query.arguments.length) {
url = url+"&"+ac$query.arguments[i] + "=" + ac$query.arguments[i+1];
i += 2;
}
ac$x.onreadystatechange=function() {
if (ac$x.readyState==4)
return ac$x.status==200
? cb(ac$x.responseText.parseJSON())
: cb(false);
};
ac$x.open("GET",url,true);
ac$x.setRequestHeader('Accept','text/*');
ac$x.send(null);
}
else return false;
}
// helper functions
function ac$$e(id) { return document.getElementById(id); }
function ac$$c(name,id) { var el=document.createElement(name); el.id=id; return el };
function ac$$ia(node,newnode) { return node.nextSibling
? node.parentNode.insertBefore(newnode, node.nextSibling)
: node.parentNode.appendChild(newnode); }
function ac$$uc(s) { return s.substring(0,1).toUpperCase()+s.substring(1) };
function ac$$kc(e) { if(!e) e = window.event; return e.keyCode ? e.keyCode : e.which; }
function ac$$opt(t, v, ns, r) { var o = document.createElement("option"); o.innerHTML = t; o.value = v;
if(ns) { o.style.fontWeight='bold'; } if(r) { o.style.color='silver'; } ac$b.appendChild(o); }
function ac$$stop(e) {if(!e) e = window.event; e.preventDefault ? e.preventDefault() : e.returnValue = false; }
function ac$inputKeyDown(e) {
var kc = ac$$kc(e);
if (kc==40 && ac$b.style.visibility=="visible") { // down arrow
ac$b.focus();
// ac$b.selectedIndex=0;
// ac$s.value=ac$b.options[0].value;
ac$$stop(e);
} else if (kc==27 && ac$b.style.visibility=="visible") { // Esc
ac$b.style.visibility="hidden";
ac$b.selectedIndex=-1;
} else {
try {clearTimeout(ac$t)} catch (e) {};
ac$t=setTimeout("ac$timeOut()",500);
}
}
function ac$boxKeyPress(e)
{
var kc = ac$$kc(e);
if (kc == 13 && ac$b.selectedIndex >= 0) { // Enter
ac$s.value=ac$b.options[ac$b.selectedIndex].value;
ac$b.style.visibility="hidden";
ac$b.selectedIndex=-1;
ac$s.focus();
} else if (kc == 27) { // Esc
ac$b.style.visibility="hidden";
ac$b.selectedIndex=-1;
ac$s.focus();
} else if (kc > 32 && kc <= 40) { // pageup, pagedown, end, home, arrow keys
return;
} else if (kc) {
ac$s.value+=String.fromCharCode(kc);
ac$s.focus();
ac$b.selectedIndex=-1;
ac$s.selectionStart=ac$s.selectionEnd=ac$s.value.length;
try {clearTimeout(ac$t)} catch (e) {};
ac$t=setTimeout("ac$timeOut()",500)
}
ac$$stop(e);
}
function ac$boxClick(e)
{
ac$s.value=ac$b.options[ac$b.selectedIndex].value;
ac$b.style.visibility="hidden";
ac$b.selectedIndex=-1;
ac$s.focus();
}
function ac$blur(e)
{
if(!e) e = window.event;
if (e.target == ac$b) {
if (ac$b.style.visibility == "hidden") ac$b.blur();
} else if (e.target!=ac$s && e.target!=document && e.target!=window) {
ac$b.style.visibility = "hidden";
ac$b.selectedIndex = -1;
}
}
function ac$timeOut()
{
if (ac$s.value.length>0) {
try {ac$x.abort()} catch(e){};
cb=function(obj) {
ac$b.innerHTML = "";
for (var i in obj.meta.namespaces) {
try {
var ns=obj.meta.namespaces[i]['*'];
ac$n[ns]=i;
if ( ac$s.value.toUpperCase() == ns.substring(0,ac$s.value.length).toUpperCase() ) {
ac$$opt(ns, ns, true, false);
}
} catch(e) {}
}
for (var i in obj.pages) {
if ( ac$s.value.toUpperCase() == obj.pages[i].title.substring(0,ac$s.value.length).toUpperCase() ) {
ac$$opt(obj.pages[i].title, obj.pages[i].title, false, obj.pages[i].redirect=="");
}
}
if(ac$b.options.length == 0) {
ac$$opt( i18n_empty, ac$s.value, false, true );
}
ac$b.style.visibility="visible";
};
var ns=ac$s.value.match(/^.*?(?=:)/);
if (ns in ac$n) {
var apns = ac$n[ns];
var apfrom = ac$s.value.replace(/^.*?:/,'');
}
else {
var apns=0;
var apfrom=ac$s.value;
}
ac$query(cb,"allpages|namespaces","apfrom",ac$$uc(apfrom.replace(/ /g,'_')),"aplimit","50","apnamespace",apns);
} else { // ac$s.value.length== 0
ac$b.style.visibility="hidden";
}
}
// initialization
var ac$s;
var ac$b;
var ac$t;
var ac$n=[];
var ac$x = sajax_init_object();
function ac$init()
{
ac$s=ac$$e("searchInput");
if(ac$s)
{
ac$b=ac$$c('select','autocompletebox');
ac$b.size=8;
ac$b.style.visibility="hidden";
ac$$ia(ac$s,ac$b);
ac$s.setAttribute('autocomplete','off');
addHandler(ac$s, 'keydown', ac$inputKeyDown);
addHandler(ac$b, 'keypress', ac$boxKeyPress);
addHandler(ac$b, 'click', ac$boxClick);
addHandler(document, 'focus', ac$blur);
}
}
$(ac$init);