/
modernizr+essential.js
9026 lines (7631 loc) · 284 KB
/
modernizr+essential.js
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/*!
Essential JavaScript - v0.6.0 ❀ http://essentialjs.com
Copyright (c) 2011-2014 Henrik Vendelbo
This program is free software: you can redistribute it and/or modify it under the terms of
the GNU Affero General Public License version 3 as published by the Free Software Foundation.
Additionally,
Permission is hereby granted, free of charge, to any person obtaining a copy of this software
and associated documentation files (the 'Software'), to deal in the Software without restriction,
including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense,
and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so,
subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
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e=Modernizr.prefixed("flowFrom"),t=Modernizr.prefixed("flowInto");if(!e||!t)return!1;var n=document.createElement("div"),r=document.createElement("div"),i=document.createElement("div"),s="modernizr_flow_for_regions_check";r.innerText="M",n.style.cssText="top: 150px; left: 150px; padding: 0px;",i.style.cssText="width: 50px; height: 50px; padding: 42px;",i.style[e]=s,n.appendChild(r),n.appendChild(i),document.documentElement.appendChild(n);var o,u,a=r.getBoundingClientRect();return r.style[t]=s,o=r.getBoundingClientRect(),u=o.left-a.left,document.documentElement.removeChild(n),r=i=n=undefined,u==42}),Modernizr.addTest("csspositionsticky",function(){var e="position:",t="sticky",n=document.createElement("modernizr"),r=n.style;return r.cssText=e+Modernizr._prefixes.join(t+";"+e).slice(0,-e.length),r.position.indexOf(t)!==-1});
function Resolver(name_andor_expr,ns,options)
{
"use strict"; // Enable ECMAScript "strict" operation for this function. See more: http://ejohn.org/blog/ecmascript-5-strict-mode-json-and-more/
var forDoc = false, forEl = false, named = Resolver.nm;
switch(typeof(name_andor_expr)) {
case "undefined":
// Resolver()
return named["default"];
case "string":
var name_expr = name_andor_expr.split("::");
var name = name_expr[0] || "default", expr = name_expr[1];
switch(name_expr.length) {
case 1:
// Resolver("abc")
// Resolver("abc",null)
// Resolver("abc",{})
// Resolver("abc",{},{options})
return _resolver(name,ns,options,arguments.length===1 || ns);
case 2:
var _r = _resolver(name,ns,options,arguments.length===1 || ns);
// Resolver("abc::") returns the namespace of resolver
if (expr == "") {
return _r.namespace;
// Resolver("abc::def") returns reference for expression
} else {
return _r.reference(expr,ns);
}
break;
case 3:
// Resolver("abc::def::") returns value for expression
if (name_expr[2] == "") {
return named[name].get(expr,ns);
// Resolver("abc::def::ghi")
} else {
}
break;
}
if (name_expr.length>1 && expr) {
var call = "reference";
switch(ns) {
case "0":
case "false":
case "generate":
case "null":
case "undefined":
case "throw":
return named[name].get(expr,ns);
default:
case "reference":
return named[name].reference(expr)
}
return named[name][call](expr);
}
return named[name];
case "function":
case "object":
// Resolver({})
// Resolver({},{options})
forDoc = (name_andor_expr.nodeType === 9);
forEl = (name_andor_expr.nodeType !== undefined && !forDoc);
if (name_andor_expr === window && named.window) return named.window;
else if (forDoc) {
var existing = Resolver.getByUniqueID(Resolver.forDoc,name_andor_expr);
if (existing) return existing;
}
//if (name_andor_expr === document && named.document) return named.document;
else if (forEl) {
var existing = Resolver.getByUniqueID(Resolver.forEl,name_andor_expr);
if (existing) return existing;
}
options = ns || {};
ns = name_andor_expr;
break;
}
function _resolver(name,ns,options,auto) {
if (named[name] == undefined) {
if (!auto) return ns;
named[name] = Resolver(ns || {},options || {});
named[name].named = name;
}
return named[name];
}
function _resolve(names,subnames,onundefined) {
// var top = ns; TODO passed namespace negates override
var top = resolver.namespace;
for (var j = 0, n; j<names.length; ++j) {
n = names[j];
var prev_top = top;
top = top[n];
if (top == undefined) { // catching null as well (not sure if it's desirable)
switch(onundefined) {
case undefined:
case "force":
case "generate":
if (top === undefined) {
top = prev_top[n] = (options.generator || Generator.ObjectGenerator)();
continue; // go to next now that we filled in an object
}
//TODO use map to determine return
case "false":
if (top === undefined) return false;
break;
case "null":
if (top === undefined) return null;
break;
case "undefined":
if (top === undefined) return undefined;
break;
case "0":
if (top === undefined) return 0;
break;
}
if (j < names.length-1) {
throw new Error("The '" + n + "' part of '" + names.join(".") + "' couldn't be resolved.");
}
}
}
if (subnames) {
for(var i=0,n; n = subnames[i]; ++i) {
var prev_top = top;
top = top[n];
if (top == undefined) {
switch(onundefined) {
case undefined:
case "generate":
if (top === undefined) {
top = prev_top[n] = (options.generator || Generator.ObjectGenerator)();
continue; // go to next now that we filled in an object
}
case "false":
if (top === undefined) return false;
break;
case "null":
if (top === undefined) return null;
break;
case "undefined":
if (top === undefined) return undefined;
break;
case "0":
if (top === undefined) return 0;
break;
}
if (j < names.length-1) {
throw new Error("The '" + n + "' part of '" + subnames.join(".") + "' in '"+names.join(".")+"' couldn't be resolved.");
}
}
}
}
return top;
}
function _setValue(value,names,base,symbol)
{
if (base[symbol] === value) return false;
base[symbol] = value;
if (typeof value == "object" && value !== null && value.__generator__ == value) {
value.info.symbol = symbol;
value.info["package"] = names.join(".");
value.info.within = base;
}
return true;
}
function nopCall() {}
function _makeResolverEvent(resolver,type,selector,data,callback) {
var e = {};
e.resolver = resolver;
e.type = type;
e.selector = selector;
e.data = data;
e.callback = callback;
e.inTrigger = 0;
function trigger(base,symbol,value,oldValue) {
if (this.inTrigger) return;
++this.inTrigger;
this.base = base;
this.symbol = symbol;
this.value = value;
this.oldValue = oldValue;
this.callback.call(resolver,this);
--this.inTrigger;
}
e.trigger = callback? trigger : nopCall;
return e;
}
/**
* Function returned by the Resolver call.
* @param name To resolve
* @param onundefined What to do for undefined symbols ("generate","null","throw")
*/
function resolver(name,onundefined) {
if (typeof name == "object") {
// name is array
if (name.length != undefined) return _resolve(name,null,onundefined);
// {} call
return _resolve(name.name.split("."),null,name.onundefined);
}
else {
var parts = name.split("::");
if (parts.length > 1) {
// name = parts[1];
if (parts.length == 2) name += "::"; // return value by default not ref
return Resolver(name,onundefined);
}
return _resolve(name.split("."),null,onundefined);
}
};
resolver.get = resolver;
resolver.named = options.name;
if (options.name) named[options.name] = resolver;
resolver.namespace = arguments[0]; // should be possible to change to 'ns'
resolver.references = { };
var VALID_LISTENERS = {
"true": true, // change to true value
"false": true, // change to false value
"reflect": true, // allows forcing reflection of current value
"get": true, // allows for switching in alternate lookups
"change": true, // allows reflecting changes elsewhere
"undefined": true // allow filling in unfound entries
};
function _makeListeners() {
var listeners = {};
// listeners.get.<list of callbacks>
// listeners.change.<list of callbacks>
// ..
for(var n in VALID_LISTENERS) listeners[n] = [];
return listeners;
}
// relies of resolver
function makeReference(name,onundefined,listeners)
{
var names = [], leafName, baseRefName = "", baseNames = [];
if (name!=="" && name!=null) {
names = name.split(".");
leafName = names.pop();
baseRefName = names.join(".");
baseNames = names.slice(0);
names.push(leafName);
}
var onundefinedSet = (onundefined=="null"||onundefined=="undefined")? "throw":onundefined; //TODO what about "false" "0"
function get() {
if (arguments.length===1) {
var subnames = (typeof arguments[0] == "object")? arguments[0] : arguments[0].split(".");
var r = _resolve(names,subnames,onundefined);
//TODO onundefined for the arg
return r;
} else {
var base = _resolve(names,null,onundefined);
return base;
}
}
function toggle() {
var value; //TODO
if (arguments.length > 1) {
var subnames = (typeof arguments[0] == "object")? arguments[0] : arguments[0].split(".");
var symbol = subnames.pop();
var base = _resolve(names,subnames,onundefinedSet);
var combined = names.concat(subnames);
var parentName = combined.join(".");
subnames.push(symbol);
var oldValue = arguments[1];
value = !oldValue; //TODO configurable toggle
if (_setValue(value,combined,base,symbol)) {
var childRef = resolver.references[parentName + "." + symbol];
if (childRef) childRef._callListener("change",combined,base,symbol,value,oldValue);
var parentRef = resolver.references[parentName];
if (parentRef) parentRef._callListener("change",combined,base,symbol,value,oldValue);
}
} else {
var base = _resolve(baseNames,null,onundefinedSet),
oldValue = arguments[0];
value = !oldValue; //TODO configurable toggle
if (_setValue(value,baseNames,base,leafName)) {
this._callListener("change",baseNames,base,leafName,value,oldValue);
//TODO test for triggering specific listeners
if (baseRefName) {
var parentRef = resolver.references[baseRefName];
if (parentRef) parentRef._callListener("change",baseNames,base,leafName,value,oldValue);
}
}
}
return value;
}
function remove() {
if (arguments.length > 0) {
var subnames = (typeof arguments[0] == "object")? arguments[0] : arguments[0].split(".");
var symbol = subnames.pop();
var base = _resolve(names,subnames,onundefinedSet);
var combined = names.concat(subnames);
var parentName = combined.join(".");
subnames.push(symbol);
//TODO if typeof base != object
var oldValue = base?base[symbol]:undefined;
if (oldValue === undefined) return;
delete base[symbol];
var childRef = resolver.references[parentName + "." + symbol];
if (childRef) childRef._callListener("change",combined,base,symbol,undefined,oldValue);
var parentRef = resolver.references[parentName];
if (parentRef) parentRef._callListener("change",combined,base,symbol,undefined,oldValue);
} else {
var symbol = names[names.length - 1];
var base = _resolve(baseNames,null,onundefinedSet);
var oldValue = base?base[symbol]:undefined;
if (oldValue === undefined) return;
delete base[symbol];
this._callListener("change",baseNames,base,leafName,undefined,oldValue);
//TODO test for triggering specific listeners
if (baseRefName) {
var parentRef = resolver.references[baseRefName];
if (parentRef) parentRef._callListener("change",baseNames,base,leafName,undefined,oldValue);
}
}
return oldValue;
}
function set(value) {
if (arguments.length > 1) {
var subnames = (typeof arguments[0] == "object")? arguments[0] : arguments[0].split(".");
var symbol = subnames.pop();
var base = _resolve(names,subnames,onundefinedSet);
var combined = names.concat(subnames);
var parentName = combined.join(".");
subnames.push(symbol);
value = arguments[1];
var oldValue = base[symbol];
if (_setValue(value,combined,base,symbol)) {
var childRef = resolver.references[parentName + "." + symbol];
if (childRef) childRef._callListener("change",combined,base,symbol,value,oldValue);
var parentRef = resolver.references[parentName];
if (parentRef) parentRef._callListener("change",combined,base,symbol,value,oldValue);
}
} else {
var base = _resolve(baseNames,null,onundefinedSet);
var oldValue = base?base[leafName]:undefined;
if (_setValue(value,baseNames,base,leafName)) {
this._callListener("change",baseNames,base,leafName,value,oldValue);
//TODO test for triggering specific listeners
if (baseRefName) {
var parentRef = resolver.references[baseRefName];
if (parentRef) parentRef._callListener("change",baseNames,base,leafName,value,oldValue);
}
}
}
return value;
}
function declare(value) {
if (arguments.length > 1) {
var subnames = (typeof arguments[0] == "object")? arguments[0] : arguments[0].split(".");
var symbol = subnames.pop();
var base = _resolve(names,subnames,onundefinedSet);
var combined = names.concat(subnames);
var parentName = combined.join(".");
subnames.push(symbol);
value = arguments[1];
var oldValue = base?base[symbol]:undefined;
if (base[symbol] === undefined) {
if (_setValue(value,combined,base,symbol)) {
var childRef = resolver.references[parentName + "." + symbol];
if (childRef) childRef._callListener("change",combined,base,symbol,value,oldValue);
var parentRef = resolver.references[parentName];
if (parentRef) parentRef._callListener("change",combined,base,symbol,value,oldValue);
}
}
return base[symbol];
} else {
var base = _resolve(baseNames,null,onundefinedSet);
var oldValue = base?base[leafName]:undefined;
if (base[leafName] === undefined) {
if (_setValue(value,baseNames,base,leafName)) {
this._callListener("change",baseNames,base,leafName,value,oldValue);
//TODO test for triggering specific listeners
if (baseRefName) {
var parentRef = resolver.references[baseRefName];
if (parentRef) parentRef._callListener("change",baseNames,base,leafName,value,oldValue);
}
}
}
return base[leafName];
}
}
function getEntry(key) {
var base = _resolve(names,null,onundefined);
if (arguments.length) return base[key];
return base;
}
function declareEntry(key,value) {
var symbol = names.pop();
var base = _resolve(names,null,onundefined);
var oldValue = base[symbol];
names.push(symbol);
if (base[symbol] === undefined) _setValue({},names,base,symbol);
if (base[symbol][key] === undefined) {
names.push(key);
if (_setValue(value,names,base[symbol],key)) {
this._callListener("change",names,base,key,value,oldValue);
//TODO parent listeners
}
names.pop(); // return names to unchanged
}
}
function setEntry(key,value) {
var symbol = names.pop();
var base = _resolve(names,null,onundefined);
var oldValue = base?base[symbol]:undefined;
names.push(symbol);
if (base[symbol] === undefined) _setValue({},names,base,symbol);
names.push(key);
if (_setValue(value,names,base[symbol],key)) {
this._callListener("change",names,base,key,value,oldValue);
//TODO parent listeners
}
names.pop(); // return names to unchanged
}
function mixin(map) {
var symbol = names.pop();
var base = _resolve(names,null,onundefined);
names.push(symbol);
if (base[symbol] === undefined) _setValue({},names,base,symbol);
var ni = names.length;
var mods = {};
for(var n in map) {
names[ni] = n;
if (_setValue(map[n],names,base[symbol],n)) {
mods[n] = map[n];
}
}
names.pop(); // return names to unchanged
this._callListener("change",names,base[symbol],null,mods);
//TODO parent listeners
}
function unmix(map) {
var symbol = names.pop();
var base = _resolve(names,null,onundefined);
names.push(symbol);
if (base[symbol] === undefined) _setValue({},names,base,symbol);
var ni = names.length;
var mods = {};
for(var n in map) {
names[ni] = n;
if (_setValue(undefined,names,base[symbol],n)) {
mods[n] = undefined;
}
}
names.pop(); // return names to unchanged
this._callListener("change",names,base[symbol],null,mods);
}
function mixinto(target) {
var base = _resolve(names,null,onundefined);
for(var n in base) {
target[n] = base[n];
}
}
function empty(key) {
var oldValue;
if (arguments.length > 0) {
var subnames = (typeof arguments[0] == "object")? arguments[0] : arguments[0].split(".");
var symbol = subnames.pop();
var base = _resolve(names,subnames,onundefinedSet);
var combined = names.concat(subnames);
var parentName = combined.join(".");
subnames.push(symbol);
//TODO if typeof base != object
// var oldValue = base?base[symbol]:undefined;
_setValue({},names,base,symbol);
var childRef = resolver.references[parentName + "." + symbol];
if (childRef) childRef._callListener("change",combined,base,symbol,undefined,oldValue);
var parentRef = resolver.references[parentName];
if (parentRef) parentRef._callListener("change",combined,base,symbol,undefined,oldValue);
} else {
var symbol = names.pop();
var base = _resolve(names,null,onundefined);
names.push(symbol);
_setValue({},names,base,symbol);
this._callListener("change",names,base[symbol],null,mods);
//TODO parent listeners
}
// return oldValue;
}
function on(type,data,callback) {
switch(arguments.length) {
case 2: this._addListener(type,name,null,arguments[1]); break;
case 3: this._addListener(type,name,data,callback); break;
};
}
function trigger(type) {
var base = _resolve(baseNames,null,onundefined);
var value = base[leafName];
this._callListener(type,baseNames,base,leafName,value);
var parentRef = resolver.references[baseRefName];
if (parentRef) parentRef._callListener(type,baseNames,_resolve(baseNames,null),leafName,value);
}
// type = change/load/unload
// dest = local/session/cookie
function stored(type,dest,options) {
options = options || {};
var id = "resolver." + resolver.named + "#" + name;
if (options.id) id = options.id;
if (options.name) id = options.name;
if (/change/.test(type)) {
if (this.storechanges == undefined) this.storechanges = {};
var todo = { storage: Resolver.storages[dest], id:id, options:options };
if (todo.storage) { todo.call = todo.storage.store; this.storechanges[dest] = todo; }
}
if (/^load| load/.test(type)) {
var todo = { storage: Resolver.storages[dest], id:id, options:options };
// read it straight away
if (todo.storage) { todo.call = todo.storage.read; todo.call(this); }
/* no load later should be needed
if (this.readloads == undefined) {
this.readloads = {};
Resolver.readloads.push(this);
}
if (todo.storage) this.readloads[dest] = todo;
*/
}
if (/unload/.test(type)) {
if (this.storeunloads == undefined) {
this.storeunloads = {};
Resolver.storeunloads.push(this);
}
var todo = { storage: Resolver.storages[dest], id:id, options:options };
if (todo.storage) { todo.call = todo.storage.store; this.storeunloads[dest] = todo; }
}
}
get.remove = remove;
get.set = set;
get.toggle = toggle;
get.get = get;
get.declare = declare;
get.mixin = mixin;
get.unmix = unmix;
get.mixinto = mixinto;
get.empty = empty;
get.getEntry = getEntry;
get.declareEntry = declareEntry;
get.setEntry = setEntry;
get.on = on;
get.trigger = trigger;
get.stored = stored;
for(var n in Resolver.method.fn) {
get[n] = Resolver.method.fn[n];
}
get.listeners = listeners || _makeListeners();
function _callListener(type,names,base,symbol,value,oldValue) {
if (type == "change" && value === false) {
for(var i=0,event; event = this.listeners["false"][i]; ++i) {
event.trigger(base,symbol,value,oldValue);
}
}
if (type == "change" && value === true) {
for(var i=0,event; event = this.listeners["true"][i]; ++i) {
event.trigger(base,symbol,value,oldValue);
}
}
for(var i=0,event; event = this.listeners[type][i]; ++i) {
event.trigger(base,symbol,value,oldValue);
}
if (this.storechanges && type == "change") {
for(var n in this.storechanges) this.storechanges[n].call(this);
}
}
get._callListener = _callListener;
function _addListener(type,selector,data,callback) {
/*
selector
*
a
a.b
a.b.c
*/
if (/^bind | bind | bind$|^bind$/.test(type)) {
type = type.replace(" bind "," ").replace("bind ","").replace(" bind","");
var baseNames = selector.split(".");
var leafName = baseNames.pop();
var base = _resolve(baseNames,null,"undefined");
var ev = _makeResolverEvent(resolver,type,selector,data,callback);
ev.binding = true;
ev.trigger(base,leafName,base == undefined? undefined : base[leafName]);
ev.binding = false;
}
var types = type.split(" ");
for(var i=0,type; type = types[i]; ++i) {
var ev = _makeResolverEvent(resolver,type,selector,data,callback);
this.listeners[type].push(ev);
}
}
get._addListener = _addListener;
return get;
};
resolver.on = function(type,selector,data,callback)
{
switch(arguments.length) {
case 2: break; //TODO
case 3: if (typeof arguments[1] == "string") {
//TODO reference "undefined" ?
this.reference(selector).on(type,null,arguments[2]);
} else { // middle param is data
//TODO this.reference("*").on(type,arguments[1],arguments[2]);
}
break;
case 4:
//TODO reference "undefined" ?
this.reference(selector).on(type,data,callback);
break;
}
};
resolver.remove = function(name,onundefined)
{
var names;
if (typeof name == "object" && name.join) {
names = name;
name = name.join(".");
} else {
names = name.split("::");
if (names.length > 1) {
return Resolver(names.shift()).remove(names[0],onundefined);
}
names = name.split(".");
}
var symbol = names.pop();
var base = _resolve(names,null,onundefined), oldValue = base?base[symbol]:undefined;
if (oldValue === undefined) return;
delete base[symbol];
var ref = resolver.references[name];
if (ref) ref._callListener("change",names,base,symbol,undefined);
var parentName = names.join(".");
var parentRef = resolver.references[parentName];
if (parentRef) parentRef._callListener("change",names,base,symbol,undefined);
return oldValue;
};
/*
name = string/array
*/
resolver.declare = function(name,value,onundefined)
{
var names;
if (typeof name == "object" && name.join) {
names = name;
name = name.join(".");
} else {
names = name.split("::");
if (names.length > 1) {
return Resolver(names.shift()).declare(names[0],value,onundefined);
}
names = name.split(".");
}
var symbol = names.pop();
var base = _resolve(names,null,onundefined);
if (base[symbol] === undefined) {
if (_setValue(value,names,base,symbol)) {
var ref = resolver.references[name];
if (ref) ref._callListener("change",names,base,symbol,value);
var parentName = names.join(".");
var parentRef = resolver.references[parentName];
if (parentRef) parentRef._callListener("change",names,base,symbol,value);
}
return value;
} else return base[symbol];
};
/*
name = string/array
*/
resolver.set = function(name,value,onundefined)
{
var names;
if (typeof name == "object" && name.join) {
names = name;
name = name.join(".");
} else {
names = name.split("::");
if (names.length > 1) {
return Resolver(names.shift()).set(names[0],value,onundefined);
}
names = name.split(".");
}
var symbol = names.pop();
var base = _resolve(names,null,onundefined);
if (onundefined=="force" && (typeof base != "object" || typeof base != "function")) {
var leaf = names.pop();
_resolve(names,null,onundefined)[leaf] = {};
names.push(leaf);
base = _resolve(names,null,onundefined);
}
var oldValue = base?base[symbol]:undefined;
if (_setValue(value,names,base,symbol)) {
var ref = resolver.references[name];
if (ref) ref._callListener("change",names,base,symbol,value,oldValue);
var parentName = names.join(".");
var parentRef = resolver.references[parentName];
if (parentRef) parentRef._callListener("change",names,base,symbol,value,oldValue);
}
return value;
};
resolver.toggle = function(name,onundefined)
{
var names;
if (typeof name == "object" && name.join) {
names = name;
name = name.join(".");
} else {
names = name.split("::");
if (names.length > 1) {
return Resolver(names.shift()).toggle(names[0],value,onundefined);
}
names = name.split(".");
}
var symbol = names.pop();
var base = _resolve(names,null,onundefined);
var value = ! base[symbol]; //TODO configurable toggle
if (_setValue(value,names,base,symbol)) {
var ref = resolver.references[name];
if (ref) ref._callListener("change",names,base,symbol,value,!value);
var parentName = names.join(".");
var parentRef = resolver.references[parentName];
if (parentRef) parentRef._callListener("change",names,base,symbol,value,!value);
}
return value;
};
function clone(src) {
switch(src) {
case "function":
// if (src is reference) src()
return src;
case "object":
var r = {};
for(var n in src) r[n] = src[n];
return r;
// "undefined" "boolean" "number" case "string"
default:
return src;
}
}
resolver.reference = function(name,onundefined)
{
name = name || "";
if (typeof name == "object") {
onundefined = name.onundefined;
name = name.name;
} else {
if (name.indexOf("::") >= 0) return Resolver(name,onundefined);
}
var ref = onundefined? name+":"+onundefined : name;
var entry = this.references[ref];
if (entry) {
//TODO track the version number of the API and update if higher
for(var n in Resolver.method.fn) {
if (entry[n] === undefined) entry[n] = Resolver.method.fn[n];
}
return entry;
}
// make the default reference first
var defaultRef = this.references[name];
if (defaultRef == undefined) {
defaultRef = this.references[name] = makeReference(name,onundefined);
if (ref == name) return defaultRef;
}
// if requested reference is different return that one
return this.references[ref] = makeReference(name,onundefined,defaultRef.listeners);
};
resolver.proxy = function(dest,other,src) {
other.on("change",src,this,function(ev){
ev.data.set(dest,ev.value);
});
//TODO make proxy removable
};
resolver.override = function(ns,options)
{
this.namespace = ns;
//TODO options
return this;
// options = options || {};
// var name = options.name || this.named;
// named[name] = Resolver(ns,options);
// named[name].named = name;
// return named[name];
};
resolver.destroy = function()
{
//TODO break down listeners
//TODO clean up references
for(var n in this.references) delete this.references[n];
};
if (options.mixinto) {
if (options.mixinto.get==null) options.mixinto.get = resolver;
if (options.mixinto.declare==null) options.mixinto.declare = resolver.declare;
if (options.mixinto.set==null) options.mixinto.set = resolver.set;
if (options.mixinto.reference==null) options.mixinto.reference = resolver.reference;
if (options.mixinto.override==null) options.mixinto.override = resolver.override;
if (options.mixinto.on==null) options.mixinto.on = resolver.on;
}
for(var n in Resolver.method.fn) {
resolver[n] = Resolver.method.fn[n];
}
if (forDoc) {
Resolver._docDefaults(resolver);
Resolver.setByUniqueID(Resolver.forDoc,ns,resolver);
resolver.uniquePageID = ns.uniquePageID;
} else if (forEl) {
Resolver.setByUniqueID(Resolver.forEl,ns,resolver);
resolver.uniqueID = ns.uniqueID;
}
return resolver;
}
Resolver.nm = {}; // named resolvers
Resolver.forEl = {}; // for unique elements
Resolver.forDoc = {}; // for unique documents
Resolver.__lastUniqueID = 345;
Resolver.getByUniqueID = function(map,el,forceID) {
if (el.nodeType === 9) {
if (el.uniquePageID === undefined && forceID) el.uniquePageID = ++Resolver.__lastUniqueID;
if (el.uniquePageID !== undefined) return map[el.uniquePageID];
} else {
if (el.uniqueID === undefined && forceID) el.uniqueID = ++Resolver.__lastUniqueID;
if (el.uniqueID !== undefined) return map[el.uniqueID];
}
return null;
};
Resolver.setByUniqueID = function(map,el,value) {
if (el.nodeType === 9) {
if (el.uniquePageID === undefined) el.uniquePageID = ++Resolver.__lastUniqueID;
map[el.uniquePageID] = value;
} else {
if (el.uniqueID === undefined) el.uniqueID = ++Resolver.__lastUniqueID;
map[el.uniqueID] = value;
}
};
Resolver.storeunloads = [];
Resolver.unloadWriteStored = function() {
for(var i=0,ref; ref = Resolver.storeunloads[i]; ++i) {
for(var n in ref.storeunloads) {
ref.storeunloads[n].call(ref);
}
}
};
Resolver.hasGenerator = function(subject) {
if (subject.__generator__) return true;
if (typeof subject == "function" && typeof subject.type == "function") return true;
return false;
};
Resolver.exists = function(name) {
return this.nm[name] != undefined;
};
Resolver.method = function(name,fn) {
Resolver.method.fn[name] = fn;
//TODO fix up named/known resolver references
};
Resolver.method.fn = {};
Resolver.docMethod = function(name,fn) {
Resolver.docMethod.fn[name] = fn;
//TODO extend .docExec prototype
for(var id in Resolver.forDoc) {
var resolver = Resolver.forDoc[id],
icp = resolver.InitContext.prototype;
if (resolver[name] === undefined) resolver[name] = fn;
if (icp[name] === undefined) icp[name] = fn.bind(resolver);
}
};
Resolver.docMethod.fn = {};
Resolver.functionProxy = function(src) {
// When executing the Function constructor, we are going
// to wrap the source code in a WITH keyword block that
// allows the THIS context to extend the local scope of
// the function.
//
// NOTE: This works without a nested self-executing
// function. I put it in there simply because it makes me
// feel a little more comfortable with the use of the
// WITH keyword.
return(
Function(
"with (this){" +
"return(" +
"(function(){" + src + "})()" +
");" +