webui-aria2/js/libs/dojox/dtl/dom.js.uncompressed.js
2012-05-01 19:52:07 +08:00

1051 lines
29 KiB
JavaScript

//>>built
define("dojox/dtl/dom", [
"dojo/_base/lang",
"./_base",
"dojox/string/tokenize",
"./Context",
"dojo/dom",
"dojo/dom-construct",
"dojo/_base/html",
"dojo/_base/array",
"dojo/_base/connect",
"dojo/_base/sniff"
], function(lang,dd,Tokenize,context,dom,domconstruct,html,array,connect,has){
/*=====
Tokenize = dojox.string.tokenize;
dd = dojox.dtl;
=====*/
dd.BOOLS = {checked: 1, disabled: 1, readonly: 1};
dd.TOKEN_CHANGE = -11;
dd.TOKEN_ATTR = -12;
dd.TOKEN_CUSTOM = -13;
dd.TOKEN_NODE = 1;
var ddt = dd.text;
var ddh = dd.dom = {
_attributes: {},
_uppers: {},
_re4: /^function anonymous\(\)\s*{\s*(.*)\s*}$/,
_reTrim: /(?:^[\n\s]*(\{%)?\s*|\s*(%\})?[\n\s]*$)/g,
_reSplit: /\s*%\}[\n\s]*\{%\s*/g,
getTemplate: function(text){
if(typeof this._commentable == "undefined"){
// Check to see if the browser can handle comments
this._commentable = false;
var div = document.createElement("div"), comment = "Test comment handling, and long comments, using comments whenever possible.";
div.innerHTML = "<!--" + comment + "-->";
if(div.childNodes.length && div.firstChild.nodeType == 8 && div.firstChild.data == comment){
this._commentable = true;
}
}
if(!this._commentable){
// Strip comments
text = text.replace(/<!--({({|%).*?(%|})})-->/g, "$1");
}
if(has("ie")){
text = text.replace(/\b(checked|disabled|readonly|style)="/g, 't$1="');
}
text = text.replace(/\bstyle="/g, 'tstyle="');
var match;
var table = has("webkit");
var pairs = [ // Format: [enable, parent, allowed children (first for nesting), nestings]
[true, "select", "option"],
[table, "tr", "td|th"],
[table, "thead", "tr", "th"],
[table, "tbody", "tr", "td"],
[table, "table", "tbody|thead|tr", "tr", "td"]
];
var replacements = [];
// Some tags can't contain text. So we wrap the text in tags that they can have.
for(var i = 0, pair; pair = pairs[i]; i++){
if(!pair[0]){
continue;
}
if(text.indexOf("<" + pair[1]) != -1){
var selectRe = new RegExp("<" + pair[1] + "(?:.|\n)*?>((?:.|\n)+?)</" + pair[1] + ">", "ig");
tagLoop: while(match = selectRe.exec(text)){
// Do it like this to make sure we don't double-wrap
var inners = pair[2].split("|");
var innerRe = [];
for(var j = 0, inner; inner = inners[j]; j++){
innerRe.push("<" + inner + "(?:.|\n)*?>(?:.|\n)*?</" + inner + ">");
}
var tags = [];
var tokens = Tokenize(match[1], new RegExp("(" + innerRe.join("|") + ")", "ig"), function(data){
var tag = /<(\w+)/.exec(data)[1];
if(!tags[tag]){
tags[tag] = true;
tags.push(tag);
}
return {data: data};
});
if(tags.length){
var tag = (tags.length == 1) ? tags[0] : pair[2].split("|")[0];
var replace = [];
for(var j = 0, jl = tokens.length; j < jl; j++) {
var token = tokens[j];
if(lang.isObject(token)){
replace.push(token.data);
}else{
var stripped = token.replace(this._reTrim, "");
if(!stripped){ continue; }
token = stripped.split(this._reSplit);
for(var k = 0, kl = token.length; k < kl; k++){
var replacement = "";
for(var p = 2, pl = pair.length; p < pl; p++){
if(p == 2){
replacement += "<" + tag + ' dtlinstruction="{% ' + token[k].replace('"', '\\"') + ' %}">';
}else if(tag == pair[p]) {
continue;
}else{
replacement += "<" + pair[p] + ">";
}
}
replacement += "DTL";
for(var p = pair.length - 1; p > 1; p--){
if(p == 2){
replacement += "</" + tag + ">";
}else if(tag == pair[p]) {
continue;
}else{
replacement += "</" + pair[p] + ">";
}
}
replace.push("\xFF" + replacements.length);
replacements.push(replacement);
}
}
}
text = text.replace(match[1], replace.join(""));
}
}
}
}
for(var i = replacements.length; i--;){
text = text.replace("\xFF" + i, replacements[i]);
}
var re = /\b([a-zA-Z_:][a-zA-Z0-9_\-\.:]*)=['"]/g;
while(match = re.exec(text)){
var lower = match[1].toLowerCase();
if(lower == "dtlinstruction"){ continue; }
if(lower != match[1]){
this._uppers[lower] = match[1];
}
this._attributes[lower] = true;
}
var div = document.createElement("div");
div.innerHTML = text;
var output = {nodes: []};
while(div.childNodes.length){
output.nodes.push(div.removeChild(div.childNodes[0]))
}
return output;
},
tokenize: function(/*Node*/ nodes){
var tokens = [];
for(var i = 0, node; node = nodes[i++];){
if(node.nodeType != 1){
this.__tokenize(node, tokens);
}else{
this._tokenize(node, tokens);
}
}
return tokens;
},
_swallowed: [],
_tokenize: function(/*Node*/ node, /*Array*/ tokens){
var first = false;
var swallowed = this._swallowed;
var i, j, tag, child;
if(!tokens.first){
// Try to efficiently associate tags that use an attribute to
// remove the node from DOM (eg dojoType) so that we can efficiently
// locate them later in the tokenizing.
first = tokens.first = true;
var tags = dd.register.getAttributeTags();
for(i = 0; tag = tags[i]; i++){
try{
(tag[2])({ swallowNode: function(){ throw 1; }}, new dd.Token(dd.TOKEN_ATTR, ""));
}catch(e){
swallowed.push(tag);
}
}
}
for(i = 0; tag = swallowed[i]; i++){
var text = node.getAttribute(tag[0]);
if(text){
var swallowed = false;
var custom = (tag[2])({ swallowNode: function(){ swallowed = true; return node; }}, new dd.Token(dd.TOKEN_ATTR, tag[0] + " " + text));
if(swallowed){
if(node.parentNode && node.parentNode.removeChild){
node.parentNode.removeChild(node);
}
tokens.push([dd.TOKEN_CUSTOM, custom]);
return;
}
}
}
var children = [];
if(has("ie") && node.tagName == "SCRIPT"){
children.push({
nodeType: 3,
data: node.text
});
node.text = "";
}else{
for(i = 0; child = node.childNodes[i]; i++){
children.push(child);
}
}
tokens.push([dd.TOKEN_NODE, node]);
var change = false;
if(children.length){
// Only do a change request if we need to
tokens.push([dd.TOKEN_CHANGE, node]);
change = true;
}
for(var key in this._attributes){
var clear = false;
var value = "";
if(key == "class"){
value = node.className || value;
}else if(key == "for"){
value = node.htmlFor || value;
}else if(key == "value" && node.value == node.innerHTML){
// Sometimes .value is set the same as the contents of the item (button)
continue;
}else if(node.getAttribute){
value = node.getAttribute(key, 2) || value;
if(key == "href" || key == "src"){
if(has("ie")){
var hash = location.href.lastIndexOf(location.hash);
var href = location.href.substring(0, hash).split("/");
href.pop();
href = href.join("/") + "/";
if(value.indexOf(href) == 0){
value = value.replace(href, "");
}
value = decodeURIComponent(value);
}
}else if(key == "tstyle"){
clear = key; // Placeholder because we can't use style
key = "style";
}else if(dd.BOOLS[key.slice(1)] && lang.trim(value)){
key = key.slice(1);
}else if(this._uppers[key] && lang.trim(value)){
clear = this._uppers[key]; // Replaced by lowercase
}
}
if(clear){
// Clear out values that are different than will
// be used in plugins
node.setAttribute(clear, "");
node.removeAttribute(clear);
}
if(typeof value == "function"){
value = value.toString().replace(this._re4, "$1");
}
if(!change){
// Only do a change request if we need to
tokens.push([dd.TOKEN_CHANGE, node]);
change = true;
}
// We'll have to resolve attributes during parsing (some ref plugins)
tokens.push([dd.TOKEN_ATTR, node, key, value]);
}
for(i = 0, child; child = children[i]; i++){
if(child.nodeType == 1){
var instruction = child.getAttribute("dtlinstruction");
if(instruction){
child.parentNode.removeChild(child);
child = {
nodeType: 8,
data: instruction
};
}
}
this.__tokenize(child, tokens);
}
if(!first && node.parentNode && node.parentNode.tagName){
if(change){
tokens.push([dd.TOKEN_CHANGE, node, true]);
}
tokens.push([dd.TOKEN_CHANGE, node.parentNode]);
node.parentNode.removeChild(node);
}else{
// If this node is parentless, it's a base node, so we have to "up" change to itself
// and note that it's a top-level to watch for errors
tokens.push([dd.TOKEN_CHANGE, node, true, true]);
}
},
__tokenize: function(child, tokens){
var data = child.data;
switch(child.nodeType){
case 1:
this._tokenize(child, tokens);
return;
case 3:
if(data.match(/[^\s\n]/) && (data.indexOf("{{") != -1 || data.indexOf("{%") != -1)){
var texts = ddt.tokenize(data);
for(var j = 0, text; text = texts[j]; j++){
if(typeof text == "string"){
tokens.push([dd.TOKEN_TEXT, text]);
}else{
tokens.push(text);
}
}
}else{
tokens.push([child.nodeType, child]);
}
if(child.parentNode) child.parentNode.removeChild(child);
return;
case 8:
if(data.indexOf("{%") == 0){
var text = lang.trim(data.slice(2, -2));
if(text.substr(0, 5) == "load "){
var parts = lang.trim(text).split(/\s+/g);
for(var i = 1, part; part = parts[i]; i++){
if (/\./.test(part)){
part = part.replace(/\./g,"/");
}
require([part]);
}
}
tokens.push([dd.TOKEN_BLOCK, text]);
}
if(data.indexOf("{{") == 0){
tokens.push([dd.TOKEN_VAR, lang.trim(data.slice(2, -2))]);
}
if(child.parentNode) child.parentNode.removeChild(child);
return;
}
}
};
dd.DomTemplate = lang.extend(function(/*String|DOMNode|dojo._Url*/ obj){
// summary: The template class for DOM templating.
if(!obj.nodes){
var node = dom.byId(obj);
if(node && node.nodeType == 1){
array.forEach(["class", "src", "href", "name", "value"], function(item){
ddh._attributes[item] = true;
});
obj = {
nodes: [node]
};
}else{
if(typeof obj == "object"){
obj = ddt.getTemplateString(obj);
}
obj = ddh.getTemplate(obj);
}
}
var tokens = ddh.tokenize(obj.nodes);
if(dd.tests){
this.tokens = tokens.slice(0);
}
var parser = new dd._DomParser(tokens);
this.nodelist = parser.parse();
},
{
_count: 0,
_re: /\bdojo:([a-zA-Z0-9_]+)\b/g,
setClass: function(/*String*/str){
// summary: Sets the specified class name on the root node.
this.getRootNode().className = str;
},
getRootNode: function(){
// summary: Returns the template root node.
return this.buffer.rootNode;
},
getBuffer: function(){
// summary: Returns a new buffer.
return new dd.DomBuffer();
},
render: function(/*dojox.dtl.Context?*/context, /*concatenable?*/buffer){
// summary: Renders this template.
buffer = this.buffer = buffer || this.getBuffer();
this.rootNode = null;
var output = this.nodelist.render(context || new dd.Context({}), buffer);
for(var i = 0, node; node = buffer._cache[i]; i++){
if(node._cache){
node._cache.length = 0;
}
}
return output;
},
unrender: function(context, buffer){
return this.nodelist.unrender(context, buffer);
}
});
dd.DomBuffer = lang.extend(function(/*Node*/ parent){
// summary: Allows the manipulation of DOM
// description:
// Use this to append a child, change the parent, or
// change the attribute of the current node.
this._parent = parent;
this._cache = [];
},
{
concat: function(/*DOMNode*/ node){
var parent = this._parent;
if(parent && node.parentNode && node.parentNode === parent && !parent._dirty){
return this;
}
if(node.nodeType == 1 && !this.rootNode){
this.rootNode = node || true;
return this;
}
if(!parent){
if(node.nodeType == 3 && lang.trim(node.data)){
throw new Error("Text should not exist outside of the root node in template");
}
return this;
}
if(this._closed){
if(node.nodeType == 3 && !lang.trim(node.data)){
return this;
}else{
throw new Error("Content should not exist outside of the root node in template");
}
}
if(parent._dirty){
if(node._drawn && node.parentNode == parent){
var caches = parent._cache;
if(caches){
for(var i = 0, cache; cache = caches[i]; i++){
this.onAddNode && this.onAddNode(cache);
parent.insertBefore(cache, node);
this.onAddNodeComplete && this.onAddNodeComplete(cache);
}
caches.length = 0;
}
}
parent._dirty = false;
}
if(!parent._cache){
parent._cache = [];
this._cache.push(parent);
}
parent._dirty = true;
parent._cache.push(node);
return this;
},
remove: function(/*String|DomNode*/obj){
if(typeof obj == "string"){
if(this._parent){
this._parent.removeAttribute(obj);
}
}else{
if(obj.nodeType == 1 && !this.getRootNode() && !this._removed){
this._removed = true;
return this;
}
if(obj.parentNode){
this.onRemoveNode && this.onRemoveNode(obj);
if(obj.parentNode){
obj.parentNode.removeChild(obj);
}
}
}
return this;
},
setAttribute: function(key, value){
var old = html.attr(this._parent, key);
if(this.onChangeAttribute && old != value){
this.onChangeAttribute(this._parent, key, old, value);
}
if(key == "style"){
//console.log(value);
this._parent.style.cssText = value;
}else{
html.attr(this._parent, key, value);
//console.log(this._parent, key, value);
if(key == "value"){
this._parent.setAttribute(key, value);
}
}
return this;
},
addEvent: function(context, type, fn, /*Array|Function*/ args){
if(!context.getThis()){ throw new Error("You must use Context.setObject(instance)"); }
this.onAddEvent && this.onAddEvent(this.getParent(), type, fn);
var resolved = fn;
if(lang.isArray(args)){
resolved = function(e){
this[fn].apply(this, [e].concat(args));
}
}
return connect.connect(this.getParent(), type, context.getThis(), resolved);
},
setParent: function(node, /*Boolean?*/ up, /*Boolean?*/ root){
if(!this._parent) this._parent = this._first = node;
if(up && root && node === this._first){
this._closed = true;
}
if(up){
var parent = this._parent;
var script = "";
var ie = has("ie") && parent.tagName == "SCRIPT";
if(ie){
parent.text = "";
}
if(parent._dirty){
var caches = parent._cache;
var select = (parent.tagName == "SELECT" && !parent.options.length);
for(var i = 0, cache; cache = caches[i]; i++){
if(cache !== parent){
this.onAddNode && this.onAddNode(cache);
if(ie){
script += cache.data;
}else{
parent.appendChild(cache);
if(select && cache.defaultSelected && i){
select = i;
}
}
this.onAddNodeComplete && this.onAddNodeComplete(cache);
}
}
if(select){
parent.options.selectedIndex = (typeof select == "number") ? select : 0;
}
caches.length = 0;
parent._dirty = false;
}
if(ie){
parent.text = script;
}
}
this._parent = node;
this.onSetParent && this.onSetParent(node, up, root);
return this;
},
getParent: function(){
return this._parent;
},
getRootNode: function(){
return this.rootNode;
}
/*=====
,
onSetParent: function(node, up){
// summary: Stub called when setParent is used.
},
onAddNode: function(node){
// summary: Stub called before new nodes are added
},
onAddNodeComplete: function(node){
// summary: Stub called after new nodes are added
},
onRemoveNode: function(node){
// summary: Stub called when nodes are removed
},
onChangeAttribute: function(node, attribute, old, updated){
// summary: Stub called when an attribute is changed
},
onChangeData: function(node, old, updated){
// summary: Stub called when a data in a node is changed
},
onClone: function(from, to){
// summary: Stub called when a node is duplicated
// from: DOMNode
// to: DOMNode
},
onAddEvent: function(node, type, description){
// summary: Stub to call when you're adding an event
// node: DOMNode
// type: String
// description: String
}
=====*/
});
dd._DomNode = lang.extend(function(node){
// summary: Places a node into DOM
this.contents = node;
},
{
render: function(context, buffer){
this._rendered = true;
return buffer.concat(this.contents);
},
unrender: function(context, buffer){
if(!this._rendered){
return buffer;
}
this._rendered = false;
return buffer.remove(this.contents);
},
clone: function(buffer){
return new this.constructor(this.contents);
}
});
dd._DomNodeList = lang.extend(function(/*Node[]*/ nodes){
// summary: A list of any DOM-specific node objects
// description:
// Any object that's used in the constructor or added
// through the push function much implement the
// render, unrender, and clone functions.
this.contents = nodes || [];
},
{
push: function(node){
this.contents.push(node);
},
unshift: function(node){
this.contents.unshift(node);
},
render: function(context, buffer, /*Node*/ instance){
buffer = buffer || dd.DomTemplate.prototype.getBuffer();
if(instance){
var parent = buffer.getParent();
}
for(var i = 0; i < this.contents.length; i++){
buffer = this.contents[i].render(context, buffer);
if(!buffer) throw new Error("Template node render functions must return their buffer");
}
if(parent){
buffer.setParent(parent);
}
return buffer;
},
dummyRender: function(context, buffer, asNode){
// summary: A really expensive way of checking to see how a rendering will look.
// Used in the ifchanged tag
var div = document.createElement("div");
var parent = buffer.getParent();
var old = parent._clone;
// Tell the clone system to attach itself to our new div
parent._clone = div;
var nodelist = this.clone(buffer, div);
if(old){
// Restore state if there was a previous clone
parent._clone = old;
}else{
// Remove if there was no clone
parent._clone = null;
}
buffer = dd.DomTemplate.prototype.getBuffer();
nodelist.unshift(new dd.ChangeNode(div));
nodelist.unshift(new dd._DomNode(div));
nodelist.push(new dd.ChangeNode(div, true));
nodelist.render(context, buffer);
if(asNode){
return buffer.getRootNode();
}
var html = div.innerHTML;
return (has("ie")) ? domconstruct.replace(/\s*_(dirty|clone)="[^"]*"/g, "") : html;
},
unrender: function(context, buffer, instance){
if(instance){
var parent = buffer.getParent();
}
for(var i = 0; i < this.contents.length; i++){
buffer = this.contents[i].unrender(context, buffer);
if(!buffer) throw new Error("Template node render functions must return their buffer");
}
if(parent){
buffer.setParent(parent);
}
return buffer;
},
clone: function(buffer){
// summary:
// Used to create an identical copy of a NodeList, useful for things like the for tag.
var parent = buffer.getParent();
var contents = this.contents;
var nodelist = new dd._DomNodeList();
var cloned = [];
for(var i = 0; i < contents.length; i++){
var clone = contents[i].clone(buffer);
if(clone instanceof dd.ChangeNode || clone instanceof dd._DomNode){
var item = clone.contents._clone;
if(item){
clone.contents = item;
}else if(parent != clone.contents && clone instanceof dd._DomNode){
var node = clone.contents;
clone.contents = clone.contents.cloneNode(false);
buffer.onClone && buffer.onClone(node, clone.contents);
cloned.push(node);
node._clone = clone.contents;
}
}
nodelist.push(clone);
}
for(var i = 0, clone; clone = cloned[i]; i++){
clone._clone = null;
}
return nodelist;
},
rtrim: function(){
while(1){
var i = this.contents.length - 1;
if(this.contents[i] instanceof dd._DomTextNode && this.contents[i].isEmpty()){
this.contents.pop();
}else{
break;
}
}
return this;
}
});
dd._DomVarNode = lang.extend(function(str){
// summary: A node to be processed as a variable
// description:
// Will render an object that supports the render function
// and the getRootNode function
this.contents = new dd._Filter(str);
},
{
render: function(context, buffer){
var str = this.contents.resolve(context);
// What type of rendering?
var type = "text";
if(str){
if(str.render && str.getRootNode){
type = "injection";
}else if(str.safe){
if(str.nodeType){
type = "node";
}else if(str.toString){
str = str.toString();
type = "html";
}
}
}
// Has the typed changed?
if(this._type && type != this._type){
this.unrender(context, buffer);
}
this._type = type;
// Now render
switch(type){
case "text":
this._rendered = true;
this._txt = this._txt || document.createTextNode(str);
if(this._txt.data != str){
var old = this._txt.data;
this._txt.data = str;
buffer.onChangeData && buffer.onChangeData(this._txt, old, this._txt.data);
}
return buffer.concat(this._txt);
case "injection":
var root = str.getRootNode();
if(this._rendered && root != this._root){
buffer = this.unrender(context, buffer);
}
this._root = root;
var injected = this._injected = new dd._DomNodeList();
injected.push(new dd.ChangeNode(buffer.getParent()));
injected.push(new dd._DomNode(root));
injected.push(str);
injected.push(new dd.ChangeNode(buffer.getParent()));
this._rendered = true;
return injected.render(context, buffer);
case "node":
this._rendered = true;
if(this._node && this._node != str && this._node.parentNode && this._node.parentNode === buffer.getParent()){
this._node.parentNode.removeChild(this._node);
}
this._node = str;
return buffer.concat(str);
case "html":
if(this._rendered && this._src != str){
buffer = this.unrender(context, buffer);
}
this._src = str;
// This can get reset in the above tag
if(!this._rendered){
this._rendered = true;
this._html = this._html || [];
var div = (this._div = this._div || document.createElement("div"));
div.innerHTML = str;
var children = div.childNodes;
while(children.length){
var removed = div.removeChild(children[0]);
this._html.push(removed);
buffer = buffer.concat(removed);
}
}
return buffer;
default:
return buffer;
}
},
unrender: function(context, buffer){
if(!this._rendered){
return buffer;
}
this._rendered = false;
// Unrender injected nodes
switch(this._type){
case "text":
return buffer.remove(this._txt);
case "injection":
return this._injection.unrender(context, buffer);
case "node":
if(this._node.parentNode === buffer.getParent()){
return buffer.remove(this._node);
}
return buffer;
case "html":
for(var i = 0, l = this._html.length; i < l; i++){
buffer = buffer.remove(this._html[i]);
}
return buffer;
default:
return buffer;
}
},
clone: function(){
return new this.constructor(this.contents.getExpression());
}
});
dd.ChangeNode = lang.extend(function(node, /*Boolean?*/ up, /*Bookean*/ root){
// summary: Changes the parent during render/unrender
this.contents = node;
this.up = up;
this.root = root;
},
{
render: function(context, buffer){
return buffer.setParent(this.contents, this.up, this.root);
},
unrender: function(context, buffer){
if(!buffer.getParent()){
return buffer;
}
return buffer.setParent(this.contents);
},
clone: function(){
return new this.constructor(this.contents, this.up, this.root);
}
});
dd.AttributeNode = lang.extend(function(key, value){
// summary: Works on attributes
this.key = key;
this.value = value;
this.contents = value;
if(this._pool[value]){
this.nodelist = this._pool[value];
}else{
if(!(this.nodelist = dd.quickFilter(value))){
this.nodelist = (new dd.Template(value, true)).nodelist;
}
this._pool[value] = this.nodelist;
}
this.contents = "";
},
{
_pool: {},
render: function(context, buffer){
var key = this.key;
var value = this.nodelist.dummyRender(context);
if(dd.BOOLS[key]){
value = !(value == "false" || value == "undefined" || !value);
}
if(value !== this.contents){
this.contents = value;
return buffer.setAttribute(key, value);
}
return buffer;
},
unrender: function(context, buffer){
this.contents = "";
return buffer.remove(this.key);
},
clone: function(buffer){
return new this.constructor(this.key, this.value);
}
});
dd._DomTextNode = lang.extend(function(str){
// summary: Adds a straight text node without any processing
this.contents = document.createTextNode(str);
this.upcoming = str;
},
{
set: function(data){
this.upcoming = data;
return this;
},
render: function(context, buffer){
if(this.contents.data != this.upcoming){
var old = this.contents.data;
this.contents.data = this.upcoming;
buffer.onChangeData && buffer.onChangeData(this.contents, old, this.upcoming);
}
return buffer.concat(this.contents);
},
unrender: function(context, buffer){
return buffer.remove(this.contents);
},
isEmpty: function(){
return !lang.trim(this.contents.data);
},
clone: function(){
return new this.constructor(this.contents.data);
}
});
dd._DomParser = lang.extend(function(tokens){
// summary: Turn a simple array into a set of objects
// description:
// This is also used by all tags to move through
// the list of nodes.
this.contents = tokens;
},
{
i: 0,
parse: function(/*Array?*/ stop_at){
var terminators = {};
var tokens = this.contents;
if(!stop_at){
stop_at = [];
}
for(var i = 0; i < stop_at.length; i++){
terminators[stop_at[i]] = true;
}
var nodelist = new dd._DomNodeList();
while(this.i < tokens.length){
var token = tokens[this.i++];
var type = token[0];
var value = token[1];
if(type == dd.TOKEN_CUSTOM){
nodelist.push(value);
}else if(type == dd.TOKEN_CHANGE){
var changeNode = new dd.ChangeNode(value, token[2], token[3]);
value[changeNode.attr] = changeNode;
nodelist.push(changeNode);
}else if(type == dd.TOKEN_ATTR){
var fn = ddt.getTag("attr:" + token[2], true);
if(fn && token[3]){
if (token[3].indexOf("{%") != -1 || token[3].indexOf("{{") != -1) {
value.setAttribute(token[2], "");
}
nodelist.push(fn(null, new dd.Token(type, token[2] + " " + token[3])));
}else if(lang.isString(token[3])){
if(token[2] == "style" || token[3].indexOf("{%") != -1 || token[3].indexOf("{{") != -1){
nodelist.push(new dd.AttributeNode(token[2], token[3]));
}else if(lang.trim(token[3])){
try{
html.attr(value, token[2], token[3]);
}catch(e){}
}
}
}else if(type == dd.TOKEN_NODE){
var fn = ddt.getTag("node:" + value.tagName.toLowerCase(), true);
if(fn){
// TODO: We need to move this to tokenization so that it's before the
// node and the parser can be passed here instead of null
nodelist.push(fn(null, new dd.Token(type, value), value.tagName.toLowerCase()));
}
nodelist.push(new dd._DomNode(value));
}else if(type == dd.TOKEN_VAR){
nodelist.push(new dd._DomVarNode(value));
}else if(type == dd.TOKEN_TEXT){
nodelist.push(new dd._DomTextNode(value.data || value));
}else if(type == dd.TOKEN_BLOCK){
if(terminators[value]){
--this.i;
return nodelist;
}
var cmd = value.split(/\s+/g);
if(cmd.length){
cmd = cmd[0];
var fn = ddt.getTag(cmd);
if(typeof fn != "function"){
throw new Error("Function not found for " + cmd);
}
var tpl = fn(this, new dd.Token(type, value));
if(tpl){
nodelist.push(tpl);
}
}
}
}
if(stop_at.length){
throw new Error("Could not find closing tag(s): " + stop_at.toString());
}
return nodelist;
},
next_token: function(){
// summary: Returns the next token in the list.
var token = this.contents[this.i++];
return new dd.Token(token[0], token[1]);
},
delete_first_token: function(){
this.i++;
},
skip_past: function(endtag){
return dd._Parser.prototype.skip_past.call(this, endtag);
},
create_variable_node: function(expr){
return new dd._DomVarNode(expr);
},
create_text_node: function(expr){
return new dd._DomTextNode(expr || "");
},
getTemplate: function(/*String*/ loc){
return new dd.DomTemplate(ddh.getTemplate(loc));
}
});
return dojox.dtl.dom;
});