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ltx

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ltx - npm Package Compare versions

Comparing version 2.0.1 to 2.0.2

23

index.js
'use strict'
module.exports = require('./lib/index')
var parse = require('./lib/parse')
var Parser = require('./lib/Parser')
var escape = require('./lib/escape')
var Element = require('./lib/Element')
/**
* Element
*/
exports.Element = Element
exports.createElement = Element.createElement
/**
* Helpers
*/
exports.escapeXML = escape.escapeXML
exports.escapeXMLText = escape.escapeXMLText
/**
* parser interface
*/
exports.Parser = Parser
exports.parse = parse

126

lib/DOMElement.js
'use strict'
var inherits = require('inherits')
, Element = require('./Element')
var Element = require('./Element')
function DOMElement(name, attrs) {
Element.call(this, name, attrs)
function DOMElement (name, attrs) {
Element.call(this, name, attrs)
this.nodeType = 1
this.nodeName = this.localName
this.nodeType = 1
this.nodeName = this.localName
}

@@ -15,108 +15,108 @@

DOMElement.prototype._getElement = function(name, attrs) {
var element = new DOMElement(name, attrs)
return element
DOMElement.prototype._getElement = function (name, attrs) {
var element = new DOMElement(name, attrs)
return element
}
Object.defineProperty(DOMElement.prototype, 'localName', {
get: function () {
return this.getName()
}
get: function () {
return this.getName()
}
})
Object.defineProperty(DOMElement.prototype, 'namespaceURI', {
get: function () {
return this.getNS()
}
get: function () {
return this.getNS()
}
})
Object.defineProperty(DOMElement.prototype, 'parentNode', {
get: function () {
return this.parent
}
get: function () {
return this.parent
}
})
Object.defineProperty(DOMElement.prototype, 'childNodes', {
get: function () {
return this.children
}
get: function () {
return this.children
}
})
Object.defineProperty(DOMElement.prototype, 'textContent', {
get: function () {
return this.getText()
},
set: function (value) {
this.children.push(value)
}
get: function () {
return this.getText()
},
set: function (value) {
this.children.push(value)
}
})
DOMElement.prototype.getElementsByTagName = function (name) {
return this.getChildren(name)
return this.getChildren(name)
}
DOMElement.prototype.getAttribute = function (name) {
return this.getAttr(name)
return this.getAttr(name)
}
DOMElement.prototype.setAttribute = function (name, value) {
this.attr(name, value)
this.attr(name, value)
}
DOMElement.prototype.getAttributeNS = function (ns, name) {
if (ns === 'http://www.w3.org/XML/1998/namespace') {
return this.getAttr(['xml', name].join(':'))
}
return this.getAttr(name, ns)
if (ns === 'http://www.w3.org/XML/1998/namespace') {
return this.getAttr(['xml', name].join(':'))
}
return this.getAttr(name, ns)
}
DOMElement.prototype.setAttributeNS = function (ns, name, value) {
var prefix
if (ns === 'http://www.w3.org/XML/1998/namespace') {
prefix = 'xml'
} else {
var nss = this.getXmlns()
prefix = nss[ns] || ''
}
if (prefix) {
this.attr([prefix, name].join(':'), value)
}
var prefix
if (ns === 'http://www.w3.org/XML/1998/namespace') {
prefix = 'xml'
} else {
var nss = this.getXmlns()
prefix = nss[ns] || ''
}
if (prefix) {
this.attr([prefix, name].join(':'), value)
}
}
DOMElement.prototype.removeAttribute = function (name) {
this.attr(name, null)
this.attr(name, null)
}
DOMElement.prototype.removeAttributeNS = function (ns, name) {
var prefix
if (ns === 'http://www.w3.org/XML/1998/namespace') {
prefix = 'xml'
} else {
var nss = this.getXmlns()
prefix = nss[ns] || ''
}
if (prefix) {
this.attr([prefix, name].join(':'), null)
}
var prefix
if (ns === 'http://www.w3.org/XML/1998/namespace') {
prefix = 'xml'
} else {
var nss = this.getXmlns()
prefix = nss[ns] || ''
}
if (prefix) {
this.attr([prefix, name].join(':'), null)
}
}
DOMElement.prototype.appendChild = function (el) {
this.cnode(el)
this.cnode(el)
}
DOMElement.prototype.removeChild = function (el) {
this.remove(el)
this.remove(el)
}
DOMElement.createElement = function(name, attrs /*, child1, child2, ...*/) {
var el = new DOMElement(name, attrs)
DOMElement.createElement = function (name, attrs /*, child1, child2, ...*/) {
var el = new DOMElement(name, attrs)
var children = Array.prototype.slice.call(arguments, 2)
var children = Array.prototype.slice.call(arguments, 2)
children.forEach(function(child) {
el.appendChild(child)
})
return el
children.forEach(function (child) {
el.appendChild(child)
})
return el
}
module.exports = DOMElement

485

lib/Element.js

@@ -13,10 +13,10 @@ 'use strict'

**/
function Element(name, attrs) {
this.name = name
this.parent = null
this.children = []
this.setAttrs(attrs)
function Element (name, attrs) {
this.name = name
this.parent = null
this.children = []
this.setAttrs(attrs)
}
/*** Accessors ***/
/* Accessors */

@@ -26,14 +26,14 @@ /**

**/
Element.prototype.is = function(name, xmlns) {
return (this.getName() === name) &&
(!xmlns || (this.getNS() === xmlns))
Element.prototype.is = function (name, xmlns) {
return (this.getName() === name) &&
(!xmlns || (this.getNS() === xmlns))
}
/* without prefix */
Element.prototype.getName = function() {
if (this.name.indexOf(':') >= 0) {
return this.name.substr(this.name.indexOf(':') + 1)
} else {
return this.name
}
Element.prototype.getName = function () {
if (this.name.indexOf(':') >= 0) {
return this.name.substr(this.name.indexOf(':') + 1)
} else {
return this.name
}
}

@@ -44,8 +44,8 @@

**/
Element.prototype.getNS = function() {
if (this.name.indexOf(':') >= 0) {
var prefix = this.name.substr(0, this.name.indexOf(':'))
return this.findNS(prefix)
}
return this.findNS()
Element.prototype.getNS = function () {
if (this.name.indexOf(':') >= 0) {
var prefix = this.name.substr(0, this.name.indexOf(':'))
return this.findNS(prefix)
}
return this.findNS()
}

@@ -56,19 +56,19 @@

**/
Element.prototype.findNS = function(prefix) {
if (!prefix) {
/* default namespace */
if (this.attrs.xmlns) {
return this.attrs.xmlns
} else if (this.parent) {
return this.parent.findNS()
}
} else {
/* prefixed namespace */
var attr = 'xmlns:' + prefix
if (this.attrs[attr]) {
return this.attrs[attr]
} else if (this.parent) {
return this.parent.findNS(prefix)
}
Element.prototype.findNS = function (prefix) {
if (!prefix) {
/* default namespace */
if (this.attrs.xmlns) {
return this.attrs.xmlns
} else if (this.parent) {
return this.parent.findNS()
}
} else {
/* prefixed namespace */
var attr = 'xmlns:' + prefix
if (this.attrs[attr]) {
return this.attrs[attr]
} else if (this.parent) {
return this.parent.findNS(prefix)
}
}
}

@@ -79,28 +79,28 @@

**/
Element.prototype.getXmlns = function() {
var namespaces = {}
Element.prototype.getXmlns = function () {
var namespaces = {}
if (this.parent) {
namespaces = this.parent.getXmlns()
}
if (this.parent) {
namespaces = this.parent.getXmlns()
}
for (var attr in this.attrs) {
var m = attr.match('xmlns:?(.*)')
if (this.attrs.hasOwnProperty(attr) && m) {
namespaces[this.attrs[attr]] = m[1]
}
for (var attr in this.attrs) {
var m = attr.match('xmlns:?(.*)')
if (this.attrs.hasOwnProperty(attr) && m) {
namespaces[this.attrs[attr]] = m[1]
}
return namespaces
}
return namespaces
}
Element.prototype.setAttrs = function(attrs) {
this.attrs = {}
Element.prototype.setAttrs = function (attrs) {
this.attrs = {}
if (typeof attrs === 'string')
this.attrs.xmlns = attrs
else if (attrs) {
Object.keys(attrs).forEach(function(key) {
this.attrs[key] = attrs[key]
}, this)
}
if (typeof attrs === 'string') {
this.attrs.xmlns = attrs
} else if (attrs) {
Object.keys(attrs).forEach(function (key) {
this.attrs[key] = attrs[key]
}, this)
}
}

@@ -111,14 +111,14 @@

**/
Element.prototype.getAttr = function(name, xmlns) {
if (!xmlns) {
return this.attrs[name]
}
Element.prototype.getAttr = function (name, xmlns) {
if (!xmlns) {
return this.attrs[name]
}
var namespaces = this.getXmlns()
var namespaces = this.getXmlns()
if (!namespaces[xmlns]) {
return null
}
if (!namespaces[xmlns]) {
return null
}
return this.attrs[[namespaces[xmlns], name].join(':')]
return this.attrs[[namespaces[xmlns], name].join(':')]
}

@@ -129,4 +129,4 @@

**/
Element.prototype.getChild = function(name, xmlns) {
return this.getChildren(name, xmlns)[0]
Element.prototype.getChild = function (name, xmlns) {
return this.getChildren(name, xmlns)[0]
}

@@ -137,12 +137,13 @@

**/
Element.prototype.getChildren = function(name, xmlns) {
var result = []
for (var i = 0; i < this.children.length; i++) {
var child = this.children[i]
if (child.getName &&
(child.getName() === name) &&
(!xmlns || (child.getNS() === xmlns)))
result.push(child)
Element.prototype.getChildren = function (name, xmlns) {
var result = []
for (var i = 0; i < this.children.length; i++) {
var child = this.children[i]
if (child.getName &&
(child.getName() === name) &&
(!xmlns || (child.getNS() === xmlns))) {
result.push(child)
}
return result
}
return result
}

@@ -153,4 +154,4 @@

**/
Element.prototype.getChildByAttr = function(attr, val, xmlns, recursive) {
return this.getChildrenByAttr(attr, val, xmlns, recursive)[0]
Element.prototype.getChildByAttr = function (attr, val, xmlns, recursive) {
return this.getChildrenByAttr(attr, val, xmlns, recursive)[0]
}

@@ -161,50 +162,52 @@

**/
Element.prototype.getChildrenByAttr = function(attr, val, xmlns, recursive) {
var result = []
for (var i = 0; i < this.children.length; i++) {
var child = this.children[i]
if (child.attrs &&
(child.attrs[attr] === val) &&
(!xmlns || (child.getNS() === xmlns)))
result.push(child)
if (recursive && child.getChildrenByAttr) {
result.push(child.getChildrenByAttr(attr, val, xmlns, true))
}
Element.prototype.getChildrenByAttr = function (attr, val, xmlns, recursive) {
var result = []
for (var i = 0; i < this.children.length; i++) {
var child = this.children[i]
if (child.attrs &&
(child.attrs[attr] === val) &&
(!xmlns || (child.getNS() === xmlns))) {
result.push(child)
}
if (recursive) {
result = [].concat.apply([], result)
if (recursive && child.getChildrenByAttr) {
result.push(child.getChildrenByAttr(attr, val, xmlns, true))
}
return result
}
if (recursive) {
result = [].concat.apply([], result)
}
return result
}
Element.prototype.getChildrenByFilter = function(filter, recursive) {
var result = []
for (var i = 0; i < this.children.length; i++) {
var child = this.children[i]
if (filter(child))
result.push(child)
if (recursive && child.getChildrenByFilter){
result.push(child.getChildrenByFilter(filter, true))
}
Element.prototype.getChildrenByFilter = function (filter, recursive) {
var result = []
for (var i = 0; i < this.children.length; i++) {
var child = this.children[i]
if (filter(child)) {
result.push(child)
}
if (recursive) {
result = [].concat.apply([], result)
if (recursive && child.getChildrenByFilter) {
result.push(child.getChildrenByFilter(filter, true))
}
return result
}
if (recursive) {
result = [].concat.apply([], result)
}
return result
}
Element.prototype.getText = function() {
var text = ''
for (var i = 0; i < this.children.length; i++) {
var child = this.children[i]
if ((typeof child === 'string') || (typeof child === 'number')) {
text += child
}
Element.prototype.getText = function () {
var text = ''
for (var i = 0; i < this.children.length; i++) {
var child = this.children[i]
if ((typeof child === 'string') || (typeof child === 'number')) {
text += child
}
return text
}
return text
}
Element.prototype.getChildText = function(name, xmlns) {
var child = this.getChild(name, xmlns)
return child ? child.getText() : null
Element.prototype.getChildText = function (name, xmlns) {
var child = this.getChild(name, xmlns)
return child ? child.getText() : null
}

@@ -217,16 +220,16 @@

*/
Element.prototype.getChildElements = function() {
return this.getChildrenByFilter(function(child) {
return child instanceof Element
})
Element.prototype.getChildElements = function () {
return this.getChildrenByFilter(function (child) {
return child instanceof Element
})
}
/*** Builder ***/
/* Builder */
/** returns uppermost parent */
Element.prototype.root = function() {
if (this.parent) {
return this.parent.root()
}
return this
Element.prototype.root = function () {
if (this.parent) {
return this.parent.root()
}
return this
}

@@ -236,34 +239,34 @@ Element.prototype.tree = Element.prototype.root

/** just parent or itself */
Element.prototype.up = function() {
if (this.parent) {
return this.parent
}
return this
Element.prototype.up = function () {
if (this.parent) {
return this.parent
}
return this
}
Element.prototype._getElement = function(name, attrs) {
var element = new Element(name, attrs)
return element
Element.prototype._getElement = function (name, attrs) {
var element = new Element(name, attrs)
return element
}
/** create child node and return it */
Element.prototype.c = function(name, attrs) {
return this.cnode(this._getElement(name, attrs))
Element.prototype.c = function (name, attrs) {
return this.cnode(this._getElement(name, attrs))
}
Element.prototype.cnode = function(child) {
this.children.push(child)
if (typeof child === 'object') {
child.parent = this
}
return child
Element.prototype.cnode = function (child) {
this.children.push(child)
if (typeof child === 'object') {
child.parent = this
}
return child
}
/** add text node and return element */
Element.prototype.t = function(text) {
this.children.push(text)
return this
Element.prototype.t = function (text) {
this.children.push(text)
return this
}
/*** Manipulation ***/
/* Manipulation */

@@ -275,20 +278,20 @@ /**

*/
Element.prototype.remove = function(el, xmlns) {
var filter
if (typeof el === 'string') {
/* 1st parameter is tag name */
filter = function(child) {
return !(child.is &&
child.is(el, xmlns))
}
} else {
/* 1st parameter is element */
filter = function(child) {
return child !== el
}
Element.prototype.remove = function (el, xmlns) {
var filter
if (typeof el === 'string') {
/* 1st parameter is tag name */
filter = function (child) {
return !(child.is &&
child.is(el, xmlns))
}
} else {
/* 1st parameter is element */
filter = function (child) {
return child !== el
}
}
this.children = this.children.filter(filter)
this.children = this.children.filter(filter)
return this
return this
}

@@ -301,104 +304,104 @@

*/
Element.prototype.clone = function() {
var clone = this._getElement(this.name, this.attrs)
for (var i = 0; i < this.children.length; i++) {
var child = this.children[i]
clone.cnode(child.clone ? child.clone() : child)
}
return clone
Element.prototype.clone = function () {
var clone = this._getElement(this.name, this.attrs)
for (var i = 0; i < this.children.length; i++) {
var child = this.children[i]
clone.cnode(child.clone ? child.clone() : child)
}
return clone
}
Element.prototype.text = function(val) {
if (val && this.children.length === 1) {
this.children[0] = val
return this
}
return this.getText()
Element.prototype.text = function (val) {
if (val && this.children.length === 1) {
this.children[0] = val
return this
}
return this.getText()
}
Element.prototype.attr = function(attr, val) {
if (((typeof val !== 'undefined') || (val === null))) {
if (!this.attrs) {
this.attrs = {}
}
this.attrs[attr] = val
return this
Element.prototype.attr = function (attr, val) {
if (typeof val !== 'undefined' || val === null) {
if (!this.attrs) {
this.attrs = {}
}
return this.attrs[attr]
this.attrs[attr] = val
return this
}
return this.attrs[attr]
}
/*** Serialization ***/
/* Serialization */
Element.prototype.toString = function() {
var s = ''
this.write(function(c) {
s += c
})
return s
Element.prototype.toString = function () {
var s = ''
this.write(function (c) {
s += c
})
return s
}
Element.prototype.toJSON = function() {
return {
name: this.name,
attrs: this.attrs,
children: this.children.map(function(child) {
return child && child.toJSON ? child.toJSON() : child
})
}
Element.prototype.toJSON = function () {
return {
name: this.name,
attrs: this.attrs,
children: this.children.map(function (child) {
return child && child.toJSON ? child.toJSON() : child
})
}
}
Element.prototype._addChildren = function(writer) {
writer('>')
for (var i = 0; i < this.children.length; i++) {
var child = this.children[i]
/* Skip null/undefined */
if (child || (child === 0)) {
if (child.write) {
child.write(writer)
} else if (typeof child === 'string') {
writer(escapeXMLText(child))
} else if (child.toString) {
writer(escapeXMLText(child.toString(10)))
}
}
Element.prototype._addChildren = function (writer) {
writer('>')
for (var i = 0; i < this.children.length; i++) {
var child = this.children[i]
/* Skip null/undefined */
if (child || (child === 0)) {
if (child.write) {
child.write(writer)
} else if (typeof child === 'string') {
writer(escapeXMLText(child))
} else if (child.toString) {
writer(escapeXMLText(child.toString(10)))
}
}
writer('</')
writer(this.name)
writer('>')
}
writer('</')
writer(this.name)
writer('>')
}
Element.prototype.write = function(writer) {
writer('<')
writer(this.name)
for (var k in this.attrs) {
var v = this.attrs[k]
if (v || (v === '') || (v === 0)) {
writer(' ')
writer(k)
writer('="')
if (typeof v !== 'string') {
v = v.toString(10)
}
writer(escapeXML(v))
writer('"')
}
Element.prototype.write = function (writer) {
writer('<')
writer(this.name)
for (var k in this.attrs) {
var v = this.attrs[k]
if (v || (v === '') || (v === 0)) {
writer(' ')
writer(k)
writer('="')
if (typeof v !== 'string') {
v = v.toString(10)
}
writer(escapeXML(v))
writer('"')
}
if (this.children.length === 0) {
writer('/>')
} else {
this._addChildren(writer)
}
}
if (this.children.length === 0) {
writer('/>')
} else {
this._addChildren(writer)
}
}
Element.createElement = function(name, attrs /*, child1, child2, ...*/) {
var el = new Element(name, attrs)
Element.createElement = function (name, attrs /*, child1, child2, ...*/) {
var el = new Element(name, attrs)
var children = Array.prototype.slice.call(arguments, 2)
var children = Array.prototype.slice.call(arguments, 2)
children.forEach(function(child) {
el.cnode(child)
})
return el
children.forEach(function (child) {
el.cnode(child)
})
return el
}
module.exports = Element

24

lib/escape.js
'use strict'
module.exports.escapeXML = function escapeXML(s) {
return s.
replace(/\&/g, '&amp;').
replace(/</g, '&lt;').
replace(/>/g, '&gt;').
replace(/"/g, '&quot;').
replace(/"/g, '&apos;')
exports.escapeXML = function escapeXML (s) {
return s
.replace(/\&/g, '&amp;')
.replace(/</g, '&lt;')
.replace(/>/g, '&gt;')
.replace(/"/g, '&quot;')
.replace(/"/g, '&apos;')
}
module.exports.escapeXMLText = function escapeXMLText(s) {
return s.
replace(/\&/g, '&amp;').
replace(/</g, '&lt;').
replace(/>/g, '&gt;')
exports.escapeXMLText = function escapeXMLText (s) {
return s
.replace(/\&/g, '&amp;')
.replace(/</g, '&lt;')
.replace(/>/g, '&gt;')
}

34

lib/parse.js

@@ -5,22 +5,22 @@ 'use strict'

module.exports = function parse(data, options) {
var p = new Parser(options)
var result = null
, error = null
module.exports = function parse (data, options) {
var p = new Parser(options)
var result = null
var error = null
p.on('tree', function(tree) {
result = tree
})
p.on('error', function(e) {
error = e
})
p.on('tree', function (tree) {
result = tree
})
p.on('error', function (e) {
error = e
})
p.write(data)
p.end()
p.write(data)
p.end()
if (error) {
throw error
} else {
return result
}
if (error) {
throw error
} else {
return result
}
}

94

lib/Parser.js

@@ -8,43 +8,41 @@ 'use strict'

var Parser = function(options) {
EventEmitter.call(this)
var Parser = function (options) {
EventEmitter.call(this)
var ParserInterface = this.Parser = (options && options.Parser) || LtxParser
var ElementInterface = this.Element = (options && options.Element) || Element
var ParserInterface = this.Parser = (options && options.Parser) || LtxParser
var ElementInterface = this.Element = (options && options.Element) || Element
this.parser = new ParserInterface()
this.parser = new ParserInterface()
var el
, self = this
this.parser.on('startElement', function(name, attrs) {
var child = new ElementInterface(name, attrs)
if (!el) {
el = child
} else {
el = el.cnode(child)
}
})
this.parser.on('endElement', function(name) {
/* jshint -W035 */
if (!el) {
/* Err */
} else if (name === el.name) {
if (el.parent) {
el = el.parent
} else if (!self.tree) {
self.tree = el
el = undefined
}
}
/* jshint +W035 */
})
this.parser.on('text', function(str) {
if (el) {
el.t(str)
}
})
this.parser.on('error', function(e) {
self.error = e
self.emit('error', e)
})
var el
var self = this
this.parser.on('startElement', function (name, attrs) {
var child = new ElementInterface(name, attrs)
if (!el) {
el = child
} else {
el = el.cnode(child)
}
})
this.parser.on('endElement', function (name) {
if (!el) {
/* Err */
} else if (name === el.name) {
if (el.parent) {
el = el.parent
} else if (!self.tree) {
self.tree = el
el = undefined
}
}
})
this.parser.on('text', function (str) {
if (el) {
el.t(str)
}
})
this.parser.on('error', function (e) {
self.error = e
self.emit('error', e)
})
}

@@ -54,18 +52,18 @@

Parser.prototype.write = function(data) {
this.parser.write(data)
Parser.prototype.write = function (data) {
this.parser.write(data)
}
Parser.prototype.end = function(data) {
this.parser.end(data)
Parser.prototype.end = function (data) {
this.parser.end(data)
if (!this.error) {
if (this.tree) {
this.emit('tree', this.tree)
} else {
this.emit('error', new Error('Incomplete document'))
}
if (!this.error) {
if (this.tree) {
this.emit('tree', this.tree)
} else {
this.emit('error', new Error('Incomplete document'))
}
}
}
module.exports = Parser

80

lib/parsers/easysax.js
'use strict'
var inherits = require('inherits')
, EventEmitter = require('events').EventEmitter
, Easysax = require('easysax')
var EventEmitter = require('events').EventEmitter
var Easysax = require('easysax')

@@ -13,49 +13,47 @@ /**

function SaxEasysax () {
EventEmitter.call(this)
this.parser = new Easysax()
function SaxEasysax() {
EventEmitter.call(this)
this.parser = new Easysax()
var self = this
var self = this
this.parser.on('startNode', function (name, attr, uq) {
attr = attr()
this.parser.on('startNode', function(name, attr, uq) {
attr = attr()
if (attr === false) {
self.emit('error', 'attr char')
return false
}
if (attr === false) {
self.emit('error', 'attr char')
return false
}
for (var k in attr) {
attr[k] = uq(attr[k])
}
for(var k in attr) {
attr[k] = uq(attr[k])
}
self.emit('startElement', name, attr)
})
this.parser.on('endNode', function (name) {
self.emit('endElement', name)
})
this.parser.on('textNode', function (str, uq) {
self.emit('text', uq(str))
})
this.parser.on('cdata', function (str) {
self.emit('text', str)
})
this.parser.on('error', function (e) {
self.emit('error', e)
})
// TODO: other events, esp. entityDecl (billion laughs!)
self.emit('startElement', name, attr)
})
/* jshint -W098 */
this.parser.on('endNode', function(name) {
self.emit('endElement', name)
})
this.parser.on('textNode', function(str, uq) {
self.emit('text', uq(str))
})
this.parser.on('cdata', function(str) {
self.emit('text', str)
})
this.parser.on('error', function(e) {
self.emit('error', e)
})
// TODO: other events, esp. entityDecl (billion laughs!)
var sbuffer = ''
var sbuffer = ''
this.write = function (data) {
sbuffer += typeof data !== 'string' ? data.toString() : data
}
this.write = function(data) {
sbuffer += typeof data !== 'string' ? data.toString() : data
}
this.end = function(data) {
sbuffer += typeof data !== 'string' ? data.toString() : data
this.parser(sbuffer)
sbuffer = ''
}
this.end = function (data) {
sbuffer += typeof data !== 'string' ? data.toString() : data
this.parser(sbuffer)
sbuffer = ''
}
}

14

lib/parsers/index.js
'use strict'
module.exports = [
// 'easysax',
'ltx',
'node-expat',
'node-xml',
'sax'
].map(function(name) {
return require('./' + name)
// 'easysax',
'ltx',
'node-expat',
'node-xml',
'sax'
].map(function (name) {
return require('./' + name)
})

294

lib/parsers/ltx.js
'use strict'
var inherits = require('inherits')
, EventEmitter = require('events').EventEmitter
var EventEmitter = require('events').EventEmitter
var STATE_TEXT = 0,
STATE_IGNORE_TAG = 1,
STATE_TAG_NAME = 2,
STATE_TAG = 3,
STATE_ATTR_NAME = 4,
STATE_ATTR_EQ = 5,
STATE_ATTR_QUOT = 6,
STATE_ATTR_VALUE = 7
var STATE_TEXT = 0
var STATE_IGNORE_TAG = 1
var STATE_TAG_NAME = 2
var STATE_TAG = 3
var STATE_ATTR_NAME = 4
var STATE_ATTR_EQ = 5
var STATE_ATTR_QUOT = 6
var STATE_ATTR_VALUE = 7
var SaxLtx = module.exports = function SaxLtx() {
EventEmitter.call(this)
var SaxLtx = module.exports = function SaxLtx () {
EventEmitter.call(this)
var state = STATE_TEXT, remainder
var tagName, attrs, endTag, selfClosing, attrQuote
var recordStart = 0
var attrName
var state = STATE_TEXT
var remainder
var tagName
var attrs
var endTag
var selfClosing
var attrQuote
var recordStart = 0
var attrName
this._handleTagOpening = function(endTag, tagName, attrs) {
if (!endTag) {
this.emit('startElement', tagName, attrs)
if (selfClosing) {
this.emit('endElement', tagName)
}
} else {
this.emit('endElement', tagName)
}
this._handleTagOpening = function (endTag, tagName, attrs) {
if (!endTag) {
this.emit('startElement', tagName, attrs)
if (selfClosing) {
this.emit('endElement', tagName)
}
} else {
this.emit('endElement', tagName)
}
}
this.write = function(data) {
/* jshint -W071 */
/* jshint -W074 */
if (typeof data !== 'string') {
data = data.toString()
}
var pos = 0
this.write = function (data) {
if (typeof data !== 'string') {
data = data.toString()
}
var pos = 0
/* Anything from previous write()? */
if (remainder) {
data = remainder + data
pos += remainder.length
remainder = null
}
/* Anything from previous write()? */
if (remainder) {
data = remainder + data
pos += remainder.length
remainder = null
}
function endRecording() {
if (typeof recordStart === 'number') {
var recorded = data.slice(recordStart, pos)
recordStart = undefined
return recorded
}
}
function endRecording () {
if (typeof recordStart === 'number') {
var recorded = data.slice(recordStart, pos)
recordStart = undefined
return recorded
}
}
for(; pos < data.length; pos++) {
var c = data.charCodeAt(pos)
//console.log("state", state, "c", c, data[pos])
switch(state) {
case STATE_TEXT:
if (c === 60 /* < */) {
var text = endRecording()
if (text) {
this.emit('text', unescapeXml(text))
}
state = STATE_TAG_NAME
recordStart = pos + 1
attrs = {}
}
break
case STATE_TAG_NAME:
if (c === 47 /* / */ && recordStart === pos) {
recordStart = pos + 1
endTag = true
} else if (c === 33 /* ! */ || c === 63 /* ? */) {
recordStart = undefined
state = STATE_IGNORE_TAG
} else if (c <= 32 || c === 47 /* / */ || c === 62 /* > */) {
tagName = endRecording()
pos--
state = STATE_TAG
}
break
case STATE_IGNORE_TAG:
if (c === 62 /* > */) {
state = STATE_TEXT
}
break
case STATE_TAG:
if (c === 62 /* > */) {
this._handleTagOpening(endTag, tagName, attrs)
tagName = undefined
attrs = undefined
endTag = undefined
selfClosing = undefined
state = STATE_TEXT
recordStart = pos + 1
} else if (c === 47 /* / */) {
selfClosing = true
} else if (c > 32) {
recordStart = pos
state = STATE_ATTR_NAME
}
break
case STATE_ATTR_NAME:
if (c <= 32 || c === 61 /* = */) {
attrName = endRecording()
pos--
state = STATE_ATTR_EQ
}
break
case STATE_ATTR_EQ:
if (c === 61 /* = */) {
state = STATE_ATTR_QUOT
}
break
case STATE_ATTR_QUOT:
if (c === 34 /* " */ || c === 39 /* ' */) {
attrQuote = c
state = STATE_ATTR_VALUE
recordStart = pos + 1
}
break
case STATE_ATTR_VALUE:
if (c === attrQuote) {
var value = unescapeXml(endRecording())
attrs[attrName] = value
attrName = undefined
state = STATE_TAG
}
break
for (; pos < data.length; pos++) {
var c = data.charCodeAt(pos)
// console.log("state", state, "c", c, data[pos])
switch (state) {
case STATE_TEXT:
if (c === 60 /* < */) {
var text = endRecording()
if (text) {
this.emit('text', unescapeXml(text))
}
}
state = STATE_TAG_NAME
recordStart = pos + 1
attrs = {}
}
break
case STATE_TAG_NAME:
if (c === 47 /* / */ && recordStart === pos) {
recordStart = pos + 1
endTag = true
} else if (c === 33 /* ! */ || c === 63 /* ? */) {
recordStart = undefined
state = STATE_IGNORE_TAG
} else if (c <= 32 || c === 47 /* / */ || c === 62 /* > */) {
tagName = endRecording()
pos--
state = STATE_TAG
}
break
case STATE_IGNORE_TAG:
if (c === 62 /* > */) {
state = STATE_TEXT
}
break
case STATE_TAG:
if (c === 62 /* > */) {
this._handleTagOpening(endTag, tagName, attrs)
tagName = undefined
attrs = undefined
endTag = undefined
selfClosing = undefined
state = STATE_TEXT
recordStart = pos + 1
} else if (c === 47 /* / */) {
selfClosing = true
} else if (c > 32) {
recordStart = pos
state = STATE_ATTR_NAME
}
break
case STATE_ATTR_NAME:
if (c <= 32 || c === 61 /* = */) {
attrName = endRecording()
pos--
state = STATE_ATTR_EQ
}
break
case STATE_ATTR_EQ:
if (c === 61 /* = */) {
state = STATE_ATTR_QUOT
}
break
case STATE_ATTR_QUOT:
if (c === 34 /* " */ || c === 39 /* ' */) {
attrQuote = c
state = STATE_ATTR_VALUE
recordStart = pos + 1
}
break
case STATE_ATTR_VALUE:
if (c === attrQuote) {
var value = unescapeXml(endRecording())
attrs[attrName] = value
attrName = undefined
state = STATE_TAG
}
break
}
}
if (typeof recordStart === 'number' &&
recordStart <= data.length) {
remainder = data.slice(recordStart)
recordStart = 0
}
if (typeof recordStart === 'number' &&
recordStart <= data.length) {
remainder = data.slice(recordStart)
recordStart = 0
}
/*var origEmit = this.emit
this.emit = function() {
}
/*
var origEmit = this.emit
this.emit = function() {
console.log('ltx', arguments)
origEmit.apply(this, arguments)
}*/
}
*/
}
inherits(SaxLtx, EventEmitter)
SaxLtx.prototype.end = function (data) {
if (data) {
this.write(data)
}
SaxLtx.prototype.end = function(data) {
if (data) {
this.write(data)
}
/* Uh, yeah */
this.write = function() {}
/* Uh, yeah */
this.write = function () {}
}
function unescapeXml(s) {
return s.
replace(/\&(amp|#38);/g, '&').
replace(/\&(lt|#60);/g, '<').
replace(/\&(gt|#62);/g, '>').
replace(/\&(quot|#34);/g, '"').
replace(/\&(apos|#39);/g, '\'').
replace(/\&(nbsp|#160);/g, '\n')
function unescapeXml (s) {
return s
.replace(/\&(amp|#38);/g, '&')
.replace(/\&(lt|#60);/g, '<')
.replace(/\&(gt|#62);/g, '>')
.replace(/\&(quot|#34);/g, '"')
.replace(/\&(apos|#39);/g, "'")
.replace(/\&(nbsp|#160);/g, '\n')
}

60

lib/parsers/node-expat.js
'use strict'
var inherits = require('inherits')
, EventEmitter = require('events').EventEmitter
, expat = require('node-expat')
var EventEmitter = require('events').EventEmitter
var expat = require('node-expat')
var SaxExpat = module.exports = function SaxExpat() {
EventEmitter.call(this)
this.parser = new expat.Parser('UTF-8')
var SaxExpat = module.exports = function SaxExpat () {
EventEmitter.call(this)
this.parser = new expat.Parser('UTF-8')
var that = this
this.parser.on('startElement', function(name, attrs) {
that.emit('startElement', name, attrs)
})
this.parser.on('endElement', function(name) {
that.emit('endElement', name)
})
this.parser.on('text', function(str) {
that.emit('text', str)
})
// TODO: other events, esp. entityDecl (billion laughs!)
var that = this
this.parser.on('startElement', function (name, attrs) {
that.emit('startElement', name, attrs)
})
this.parser.on('endElement', function (name) {
that.emit('endElement', name)
})
this.parser.on('text', function (str) {
that.emit('text', str)
})
// TODO: other events, esp. entityDecl (billion laughs!)
}

@@ -26,19 +26,19 @@

SaxExpat.prototype.write = function(data) {
if (!this.parser.parse(data, false)) {
this.emit('error', new Error(this.parser.getError()))
SaxExpat.prototype.write = function (data) {
if (!this.parser.parse(data, false)) {
this.emit('error', new Error(this.parser.getError()))
// Premature error thrown,
// disable all functionality:
this.write = function() { }
this.end = function() { }
}
// Premature error thrown,
// disable all functionality:
this.write = function () {}
this.end = function () {}
}
}
SaxExpat.prototype.end = function() {
if (!this.parser.parse('', true)) {
this.emit('error', new Error(this.parser.getError()))
} else {
this.emit('end')
}
SaxExpat.prototype.end = function () {
if (!this.parser.parse('', true)) {
this.emit('error', new Error(this.parser.getError()))
} else {
this.emit('end')
}
}

104

lib/parsers/node-xml.js
'use strict'
var inherits = require('inherits')
, EventEmitter = require('events').EventEmitter
, xml = require('node-xml')
var EventEmitter = require('events').EventEmitter
var xml = require('node-xml')

@@ -11,40 +11,40 @@ /**

*/
var SaxNodeXML = module.exports = function SaxNodeXML() {
EventEmitter.call(this)
var self = this
this.parser = new xml.SaxParser(function(handler) {
/* jshint -W072 */
handler.onStartElementNS(function(elem, attrs, prefix, uri, namespaces) {
var i, attrsHash = {}
if (prefix) {
elem = prefix + ':' + elem
}
for (i = 0; i < attrs.length; i++) {
var attr = attrs[i]
attrsHash[attr[0]] = unescapeXml(attr[1])
}
for(i = 0; i < namespaces.length; i++) {
var namespace = namespaces[i]
var k = !namespace[0] ? 'xmlns' : 'xmlns:' + namespace[0]
attrsHash[k] = unescapeXml(namespace[1])
}
self.emit('startElement', elem, attrsHash)
})
handler.onEndElementNS(function(elem, prefix) {
if (prefix) {
elem = prefix + ':' + elem
}
self.emit('endElement', elem)
})
handler.onCharacters(function(str) {
self.emit('text', str)
})
handler.onCdata(function(str) {
self.emit('text', str)
})
handler.onError(function(e) {
self.emit('error', e)
})
// TODO: other events, esp. entityDecl (billion laughs!)
var SaxNodeXML = module.exports = function SaxNodeXML () {
EventEmitter.call(this)
var self = this
this.parser = new xml.SaxParser(function (handler) {
handler.onStartElementNS(function (elem, attrs, prefix, uri, namespaces) {
var i
var attrsHash = {}
if (prefix) {
elem = prefix + ':' + elem
}
for (i = 0; i < attrs.length; i++) {
var attr = attrs[i]
attrsHash[attr[0]] = unescapeXml(attr[1])
}
for (i = 0; i < namespaces.length; i++) {
var namespace = namespaces[i]
var k = !namespace[0] ? 'xmlns' : 'xmlns:' + namespace[0]
attrsHash[k] = unescapeXml(namespace[1])
}
self.emit('startElement', elem, attrsHash)
})
handler.onEndElementNS(function (elem, prefix) {
if (prefix) {
elem = prefix + ':' + elem
}
self.emit('endElement', elem)
})
handler.onCharacters(function (str) {
self.emit('text', str)
})
handler.onCdata(function (str) {
self.emit('text', str)
})
handler.onError(function (e) {
self.emit('error', e)
})
// TODO: other events, esp. entityDecl (billion laughs!)
})
}

@@ -54,19 +54,19 @@

SaxNodeXML.prototype.write = function(data) {
this.parser.parseString(data)
SaxNodeXML.prototype.write = function (data) {
this.parser.parseString(data)
}
SaxNodeXML.prototype.end = function(data) {
if (data) {
this.write(data)
}
SaxNodeXML.prototype.end = function (data) {
if (data) {
this.write(data)
}
}
function unescapeXml(s) {
return s.
replace(/\&amp;/g, '&').
replace(/\&lt;/g, '<').
replace(/\&gt;/g, '>').
replace(/\&quot;/g, '"').
replace(/\&apos;/g, '\'')
function unescapeXml (s) {
return s
.replace(/\&amp;/g, '&')
.replace(/\&lt;/g, '<')
.replace(/\&gt;/g, '>')
.replace(/\&quot;/g, '"')
.replace(/\&apos;/g, "'")
}

65

lib/parsers/sax.js
'use strict'
var inherits = require('inherits')
, EventEmitter = require('events').EventEmitter
, sax = require('sax')
var EventEmitter = require('events').EventEmitter
var sax = require('sax')
var SaxSaxjs = module.exports = function SaxSaxjs() {
var SaxSaxjs = module.exports = function SaxSaxjs () {
EventEmitter.call(this)
this.parser = sax.parser(true)
EventEmitter.call(this)
this.parser = sax.parser(true)
var that = this
this.parser.onopentag = function(a) {
that.emit('startElement', a.name, a.attributes)
}
this.parser.onclosetag = function(name) {
that.emit('endElement', name)
}
this.parser.ontext = function(str) {
that.emit('text', str)
}
this.parser.onend = function() {
that.emit('end')
}
this.parser.onerror = function(e) {
that.emit('error', e)
}
// TODO: other events, esp. entityDecl (billion laughs!)
var that = this
this.parser.onopentag = function (a) {
that.emit('startElement', a.name, a.attributes)
}
this.parser.onclosetag = function (name) {
that.emit('endElement', name)
}
this.parser.ontext = function (str) {
that.emit('text', str)
}
this.parser.onend = function () {
that.emit('end')
}
this.parser.onerror = function (e) {
that.emit('error', e)
}
// TODO: other events, esp. entityDecl (billion laughs!)
}

@@ -33,14 +32,14 @@

SaxSaxjs.prototype.write = function(data) {
if (typeof data !== 'string') {
data = data.toString()
}
this.parser.write(data)
SaxSaxjs.prototype.write = function (data) {
if (typeof data !== 'string') {
data = data.toString()
}
this.parser.write(data)
}
SaxSaxjs.prototype.end = function(data) {
if (data) {
this.parser.write(data)
}
this.parser.close()
SaxSaxjs.prototype.end = function (data) {
if (data) {
this.parser.write(data)
}
this.parser.close()
}

993

ltx.js
(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.ltx = f()}})(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
'use strict'
var parse = require('./lib/parse')
var Parser = require('./lib/Parser')
var escape = require('./lib/escape')
var Element = require('./lib/Element')
/**
* Element
*/
exports.Element = Element
exports.createElement = Element.createElement
/**
* Helpers
*/
exports.escapeXML = escape.escapeXML
exports.escapeXMLText = escape.escapeXMLText
/**
* parser interface
*/
exports.Parser = Parser
exports.parse = parse
},{"./lib/Element":2,"./lib/Parser":3,"./lib/escape":4,"./lib/parse":5}],2:[function(require,module,exports){
'use strict'
var escape = require('./escape')

@@ -14,10 +40,10 @@ var escapeXML = escape.escapeXML

**/
function Element(name, attrs) {
this.name = name
this.parent = null
this.children = []
this.setAttrs(attrs)
function Element (name, attrs) {
this.name = name
this.parent = null
this.children = []
this.setAttrs(attrs)
}
/*** Accessors ***/
/* Accessors */

@@ -27,14 +53,14 @@ /**

**/
Element.prototype.is = function(name, xmlns) {
return (this.getName() === name) &&
(!xmlns || (this.getNS() === xmlns))
Element.prototype.is = function (name, xmlns) {
return (this.getName() === name) &&
(!xmlns || (this.getNS() === xmlns))
}
/* without prefix */
Element.prototype.getName = function() {
if (this.name.indexOf(':') >= 0) {
return this.name.substr(this.name.indexOf(':') + 1)
} else {
return this.name
}
Element.prototype.getName = function () {
if (this.name.indexOf(':') >= 0) {
return this.name.substr(this.name.indexOf(':') + 1)
} else {
return this.name
}
}

@@ -45,8 +71,8 @@

**/
Element.prototype.getNS = function() {
if (this.name.indexOf(':') >= 0) {
var prefix = this.name.substr(0, this.name.indexOf(':'))
return this.findNS(prefix)
}
return this.findNS()
Element.prototype.getNS = function () {
if (this.name.indexOf(':') >= 0) {
var prefix = this.name.substr(0, this.name.indexOf(':'))
return this.findNS(prefix)
}
return this.findNS()
}

@@ -57,19 +83,19 @@

**/
Element.prototype.findNS = function(prefix) {
if (!prefix) {
/* default namespace */
if (this.attrs.xmlns) {
return this.attrs.xmlns
} else if (this.parent) {
return this.parent.findNS()
}
} else {
/* prefixed namespace */
var attr = 'xmlns:' + prefix
if (this.attrs[attr]) {
return this.attrs[attr]
} else if (this.parent) {
return this.parent.findNS(prefix)
}
Element.prototype.findNS = function (prefix) {
if (!prefix) {
/* default namespace */
if (this.attrs.xmlns) {
return this.attrs.xmlns
} else if (this.parent) {
return this.parent.findNS()
}
} else {
/* prefixed namespace */
var attr = 'xmlns:' + prefix
if (this.attrs[attr]) {
return this.attrs[attr]
} else if (this.parent) {
return this.parent.findNS(prefix)
}
}
}

@@ -80,28 +106,28 @@

**/
Element.prototype.getXmlns = function() {
var namespaces = {}
Element.prototype.getXmlns = function () {
var namespaces = {}
if (this.parent) {
namespaces = this.parent.getXmlns()
}
if (this.parent) {
namespaces = this.parent.getXmlns()
}
for (var attr in this.attrs) {
var m = attr.match('xmlns:?(.*)')
if (this.attrs.hasOwnProperty(attr) && m) {
namespaces[this.attrs[attr]] = m[1]
}
for (var attr in this.attrs) {
var m = attr.match('xmlns:?(.*)')
if (this.attrs.hasOwnProperty(attr) && m) {
namespaces[this.attrs[attr]] = m[1]
}
return namespaces
}
return namespaces
}
Element.prototype.setAttrs = function(attrs) {
this.attrs = {}
Element.prototype.setAttrs = function (attrs) {
this.attrs = {}
if (typeof attrs === 'string')
this.attrs.xmlns = attrs
else if (attrs) {
Object.keys(attrs).forEach(function(key) {
this.attrs[key] = attrs[key]
}, this)
}
if (typeof attrs === 'string') {
this.attrs.xmlns = attrs
} else if (attrs) {
Object.keys(attrs).forEach(function (key) {
this.attrs[key] = attrs[key]
}, this)
}
}

@@ -112,14 +138,14 @@

**/
Element.prototype.getAttr = function(name, xmlns) {
if (!xmlns) {
return this.attrs[name]
}
Element.prototype.getAttr = function (name, xmlns) {
if (!xmlns) {
return this.attrs[name]
}
var namespaces = this.getXmlns()
var namespaces = this.getXmlns()
if (!namespaces[xmlns]) {
return null
}
if (!namespaces[xmlns]) {
return null
}
return this.attrs[[namespaces[xmlns], name].join(':')]
return this.attrs[[namespaces[xmlns], name].join(':')]
}

@@ -130,4 +156,4 @@

**/
Element.prototype.getChild = function(name, xmlns) {
return this.getChildren(name, xmlns)[0]
Element.prototype.getChild = function (name, xmlns) {
return this.getChildren(name, xmlns)[0]
}

@@ -138,12 +164,13 @@

**/
Element.prototype.getChildren = function(name, xmlns) {
var result = []
for (var i = 0; i < this.children.length; i++) {
var child = this.children[i]
if (child.getName &&
(child.getName() === name) &&
(!xmlns || (child.getNS() === xmlns)))
result.push(child)
Element.prototype.getChildren = function (name, xmlns) {
var result = []
for (var i = 0; i < this.children.length; i++) {
var child = this.children[i]
if (child.getName &&
(child.getName() === name) &&
(!xmlns || (child.getNS() === xmlns))) {
result.push(child)
}
return result
}
return result
}

@@ -154,4 +181,4 @@

**/
Element.prototype.getChildByAttr = function(attr, val, xmlns, recursive) {
return this.getChildrenByAttr(attr, val, xmlns, recursive)[0]
Element.prototype.getChildByAttr = function (attr, val, xmlns, recursive) {
return this.getChildrenByAttr(attr, val, xmlns, recursive)[0]
}

@@ -162,50 +189,52 @@

**/
Element.prototype.getChildrenByAttr = function(attr, val, xmlns, recursive) {
var result = []
for (var i = 0; i < this.children.length; i++) {
var child = this.children[i]
if (child.attrs &&
(child.attrs[attr] === val) &&
(!xmlns || (child.getNS() === xmlns)))
result.push(child)
if (recursive && child.getChildrenByAttr) {
result.push(child.getChildrenByAttr(attr, val, xmlns, true))
}
Element.prototype.getChildrenByAttr = function (attr, val, xmlns, recursive) {
var result = []
for (var i = 0; i < this.children.length; i++) {
var child = this.children[i]
if (child.attrs &&
(child.attrs[attr] === val) &&
(!xmlns || (child.getNS() === xmlns))) {
result.push(child)
}
if (recursive) {
result = [].concat.apply([], result)
if (recursive && child.getChildrenByAttr) {
result.push(child.getChildrenByAttr(attr, val, xmlns, true))
}
return result
}
if (recursive) {
result = [].concat.apply([], result)
}
return result
}
Element.prototype.getChildrenByFilter = function(filter, recursive) {
var result = []
for (var i = 0; i < this.children.length; i++) {
var child = this.children[i]
if (filter(child))
result.push(child)
if (recursive && child.getChildrenByFilter){
result.push(child.getChildrenByFilter(filter, true))
}
Element.prototype.getChildrenByFilter = function (filter, recursive) {
var result = []
for (var i = 0; i < this.children.length; i++) {
var child = this.children[i]
if (filter(child)) {
result.push(child)
}
if (recursive) {
result = [].concat.apply([], result)
if (recursive && child.getChildrenByFilter) {
result.push(child.getChildrenByFilter(filter, true))
}
return result
}
if (recursive) {
result = [].concat.apply([], result)
}
return result
}
Element.prototype.getText = function() {
var text = ''
for (var i = 0; i < this.children.length; i++) {
var child = this.children[i]
if ((typeof child === 'string') || (typeof child === 'number')) {
text += child
}
Element.prototype.getText = function () {
var text = ''
for (var i = 0; i < this.children.length; i++) {
var child = this.children[i]
if ((typeof child === 'string') || (typeof child === 'number')) {
text += child
}
return text
}
return text
}
Element.prototype.getChildText = function(name, xmlns) {
var child = this.getChild(name, xmlns)
return child ? child.getText() : null
Element.prototype.getChildText = function (name, xmlns) {
var child = this.getChild(name, xmlns)
return child ? child.getText() : null
}

@@ -218,16 +247,16 @@

*/
Element.prototype.getChildElements = function() {
return this.getChildrenByFilter(function(child) {
return child instanceof Element
})
Element.prototype.getChildElements = function () {
return this.getChildrenByFilter(function (child) {
return child instanceof Element
})
}
/*** Builder ***/
/* Builder */
/** returns uppermost parent */
Element.prototype.root = function() {
if (this.parent) {
return this.parent.root()
}
return this
Element.prototype.root = function () {
if (this.parent) {
return this.parent.root()
}
return this
}

@@ -237,34 +266,34 @@ Element.prototype.tree = Element.prototype.root

/** just parent or itself */
Element.prototype.up = function() {
if (this.parent) {
return this.parent
}
return this
Element.prototype.up = function () {
if (this.parent) {
return this.parent
}
return this
}
Element.prototype._getElement = function(name, attrs) {
var element = new Element(name, attrs)
return element
Element.prototype._getElement = function (name, attrs) {
var element = new Element(name, attrs)
return element
}
/** create child node and return it */
Element.prototype.c = function(name, attrs) {
return this.cnode(this._getElement(name, attrs))
Element.prototype.c = function (name, attrs) {
return this.cnode(this._getElement(name, attrs))
}
Element.prototype.cnode = function(child) {
this.children.push(child)
if (typeof child === 'object') {
child.parent = this
}
return child
Element.prototype.cnode = function (child) {
this.children.push(child)
if (typeof child === 'object') {
child.parent = this
}
return child
}
/** add text node and return element */
Element.prototype.t = function(text) {
this.children.push(text)
return this
Element.prototype.t = function (text) {
this.children.push(text)
return this
}
/*** Manipulation ***/
/* Manipulation */

@@ -276,20 +305,20 @@ /**

*/
Element.prototype.remove = function(el, xmlns) {
var filter
if (typeof el === 'string') {
/* 1st parameter is tag name */
filter = function(child) {
return !(child.is &&
child.is(el, xmlns))
}
} else {
/* 1st parameter is element */
filter = function(child) {
return child !== el
}
Element.prototype.remove = function (el, xmlns) {
var filter
if (typeof el === 'string') {
/* 1st parameter is tag name */
filter = function (child) {
return !(child.is &&
child.is(el, xmlns))
}
} else {
/* 1st parameter is element */
filter = function (child) {
return child !== el
}
}
this.children = this.children.filter(filter)
this.children = this.children.filter(filter)
return this
return this
}

@@ -302,102 +331,102 @@

*/
Element.prototype.clone = function() {
var clone = this._getElement(this.name, this.attrs)
for (var i = 0; i < this.children.length; i++) {
var child = this.children[i]
clone.cnode(child.clone ? child.clone() : child)
}
return clone
Element.prototype.clone = function () {
var clone = this._getElement(this.name, this.attrs)
for (var i = 0; i < this.children.length; i++) {
var child = this.children[i]
clone.cnode(child.clone ? child.clone() : child)
}
return clone
}
Element.prototype.text = function(val) {
if (val && this.children.length === 1) {
this.children[0] = val
return this
}
return this.getText()
Element.prototype.text = function (val) {
if (val && this.children.length === 1) {
this.children[0] = val
return this
}
return this.getText()
}
Element.prototype.attr = function(attr, val) {
if (((typeof val !== 'undefined') || (val === null))) {
if (!this.attrs) {
this.attrs = {}
}
this.attrs[attr] = val
return this
Element.prototype.attr = function (attr, val) {
if (typeof val !== 'undefined' || val === null) {
if (!this.attrs) {
this.attrs = {}
}
return this.attrs[attr]
this.attrs[attr] = val
return this
}
return this.attrs[attr]
}
/*** Serialization ***/
/* Serialization */
Element.prototype.toString = function() {
var s = ''
this.write(function(c) {
s += c
})
return s
Element.prototype.toString = function () {
var s = ''
this.write(function (c) {
s += c
})
return s
}
Element.prototype.toJSON = function() {
return {
name: this.name,
attrs: this.attrs,
children: this.children.map(function(child) {
return child && child.toJSON ? child.toJSON() : child
})
}
Element.prototype.toJSON = function () {
return {
name: this.name,
attrs: this.attrs,
children: this.children.map(function (child) {
return child && child.toJSON ? child.toJSON() : child
})
}
}
Element.prototype._addChildren = function(writer) {
writer('>')
for (var i = 0; i < this.children.length; i++) {
var child = this.children[i]
/* Skip null/undefined */
if (child || (child === 0)) {
if (child.write) {
child.write(writer)
} else if (typeof child === 'string') {
writer(escapeXMLText(child))
} else if (child.toString) {
writer(escapeXMLText(child.toString(10)))
}
}
Element.prototype._addChildren = function (writer) {
writer('>')
for (var i = 0; i < this.children.length; i++) {
var child = this.children[i]
/* Skip null/undefined */
if (child || (child === 0)) {
if (child.write) {
child.write(writer)
} else if (typeof child === 'string') {
writer(escapeXMLText(child))
} else if (child.toString) {
writer(escapeXMLText(child.toString(10)))
}
}
writer('</')
writer(this.name)
writer('>')
}
writer('</')
writer(this.name)
writer('>')
}
Element.prototype.write = function(writer) {
writer('<')
writer(this.name)
for (var k in this.attrs) {
var v = this.attrs[k]
if (v || (v === '') || (v === 0)) {
writer(' ')
writer(k)
writer('="')
if (typeof v !== 'string') {
v = v.toString(10)
}
writer(escapeXML(v))
writer('"')
}
Element.prototype.write = function (writer) {
writer('<')
writer(this.name)
for (var k in this.attrs) {
var v = this.attrs[k]
if (v || (v === '') || (v === 0)) {
writer(' ')
writer(k)
writer('="')
if (typeof v !== 'string') {
v = v.toString(10)
}
writer(escapeXML(v))
writer('"')
}
if (this.children.length === 0) {
writer('/>')
} else {
this._addChildren(writer)
}
}
if (this.children.length === 0) {
writer('/>')
} else {
this._addChildren(writer)
}
}
Element.createElement = function(name, attrs /*, child1, child2, ...*/) {
var el = new Element(name, attrs)
Element.createElement = function (name, attrs /*, child1, child2, ...*/) {
var el = new Element(name, attrs)
var children = Array.prototype.slice.call(arguments, 2)
var children = Array.prototype.slice.call(arguments, 2)
children.forEach(function(child) {
el.cnode(child)
})
return el
children.forEach(function (child) {
el.cnode(child)
})
return el
}

@@ -407,3 +436,3 @@

},{"./escape":3}],2:[function(require,module,exports){
},{"./escape":4}],3:[function(require,module,exports){
'use strict'

@@ -416,43 +445,41 @@

var Parser = function(options) {
EventEmitter.call(this)
var Parser = function (options) {
EventEmitter.call(this)
var ParserInterface = this.Parser = (options && options.Parser) || LtxParser
var ElementInterface = this.Element = (options && options.Element) || Element
var ParserInterface = this.Parser = (options && options.Parser) || LtxParser
var ElementInterface = this.Element = (options && options.Element) || Element
this.parser = new ParserInterface()
this.parser = new ParserInterface()
var el
, self = this
this.parser.on('startElement', function(name, attrs) {
var child = new ElementInterface(name, attrs)
if (!el) {
el = child
} else {
el = el.cnode(child)
}
})
this.parser.on('endElement', function(name) {
/* jshint -W035 */
if (!el) {
/* Err */
} else if (name === el.name) {
if (el.parent) {
el = el.parent
} else if (!self.tree) {
self.tree = el
el = undefined
}
}
/* jshint +W035 */
})
this.parser.on('text', function(str) {
if (el) {
el.t(str)
}
})
this.parser.on('error', function(e) {
self.error = e
self.emit('error', e)
})
var el
var self = this
this.parser.on('startElement', function (name, attrs) {
var child = new ElementInterface(name, attrs)
if (!el) {
el = child
} else {
el = el.cnode(child)
}
})
this.parser.on('endElement', function (name) {
if (!el) {
/* Err */
} else if (name === el.name) {
if (el.parent) {
el = el.parent
} else if (!self.tree) {
self.tree = el
el = undefined
}
}
})
this.parser.on('text', function (str) {
if (el) {
el.t(str)
}
})
this.parser.on('error', function (e) {
self.error = e
self.emit('error', e)
})
}

@@ -462,16 +489,16 @@

Parser.prototype.write = function(data) {
this.parser.write(data)
Parser.prototype.write = function (data) {
this.parser.write(data)
}
Parser.prototype.end = function(data) {
this.parser.end(data)
Parser.prototype.end = function (data) {
this.parser.end(data)
if (!this.error) {
if (this.tree) {
this.emit('tree', this.tree)
} else {
this.emit('error', new Error('Incomplete document'))
}
if (!this.error) {
if (this.tree) {
this.emit('tree', this.tree)
} else {
this.emit('error', new Error('Incomplete document'))
}
}
}

@@ -481,244 +508,220 @@

},{"./Element":1,"./parsers/ltx":6,"events":8,"inherits":7}],3:[function(require,module,exports){
},{"./Element":2,"./parsers/ltx":6,"events":8,"inherits":7}],4:[function(require,module,exports){
'use strict'
module.exports.escapeXML = function escapeXML(s) {
return s.
replace(/\&/g, '&amp;').
replace(/</g, '&lt;').
replace(/>/g, '&gt;').
replace(/"/g, '&quot;').
replace(/"/g, '&apos;')
exports.escapeXML = function escapeXML (s) {
return s
.replace(/\&/g, '&amp;')
.replace(/</g, '&lt;')
.replace(/>/g, '&gt;')
.replace(/"/g, '&quot;')
.replace(/"/g, '&apos;')
}
module.exports.escapeXMLText = function escapeXMLText(s) {
return s.
replace(/\&/g, '&amp;').
replace(/</g, '&lt;').
replace(/>/g, '&gt;')
exports.escapeXMLText = function escapeXMLText (s) {
return s
.replace(/\&/g, '&amp;')
.replace(/</g, '&lt;')
.replace(/>/g, '&gt;')
}
},{}],4:[function(require,module,exports){
},{}],5:[function(require,module,exports){
'use strict'
var parse = require('./parse')
var Parser = require('./Parser')
var escape = require('./escape')
var Element = require('./Element')
/**
* Element
*/
exports.Element = Element
exports.createElement = Element.createElement
module.exports = function parse (data, options) {
var p = new Parser(options)
var result = null
var error = null
/**
* Helpers
*/
exports.escapeXML = escape.escapeXML
exports.escapeXMLText = escape.escapeXMLText
p.on('tree', function (tree) {
result = tree
})
p.on('error', function (e) {
error = e
})
/**
* parser interface
*/
exports.Parser = Parser
exports.parse = parse
p.write(data)
p.end()
},{"./Element":1,"./Parser":2,"./escape":3,"./parse":5}],5:[function(require,module,exports){
'use strict'
var Parser = require('./Parser')
module.exports = function parse(data, options) {
var p = new Parser(options)
var result = null
, error = null
p.on('tree', function(tree) {
result = tree
})
p.on('error', function(e) {
error = e
})
p.write(data)
p.end()
if (error) {
throw error
} else {
return result
}
if (error) {
throw error
} else {
return result
}
}
},{"./Parser":2}],6:[function(require,module,exports){
},{"./Parser":3}],6:[function(require,module,exports){
'use strict'
var inherits = require('inherits')
, EventEmitter = require('events').EventEmitter
var EventEmitter = require('events').EventEmitter
var STATE_TEXT = 0,
STATE_IGNORE_TAG = 1,
STATE_TAG_NAME = 2,
STATE_TAG = 3,
STATE_ATTR_NAME = 4,
STATE_ATTR_EQ = 5,
STATE_ATTR_QUOT = 6,
STATE_ATTR_VALUE = 7
var STATE_TEXT = 0
var STATE_IGNORE_TAG = 1
var STATE_TAG_NAME = 2
var STATE_TAG = 3
var STATE_ATTR_NAME = 4
var STATE_ATTR_EQ = 5
var STATE_ATTR_QUOT = 6
var STATE_ATTR_VALUE = 7
var SaxLtx = module.exports = function SaxLtx() {
EventEmitter.call(this)
var SaxLtx = module.exports = function SaxLtx () {
EventEmitter.call(this)
var state = STATE_TEXT, remainder
var tagName, attrs, endTag, selfClosing, attrQuote
var recordStart = 0
var attrName
var state = STATE_TEXT
var remainder
var tagName
var attrs
var endTag
var selfClosing
var attrQuote
var recordStart = 0
var attrName
this._handleTagOpening = function(endTag, tagName, attrs) {
if (!endTag) {
this.emit('startElement', tagName, attrs)
if (selfClosing) {
this.emit('endElement', tagName)
}
} else {
this.emit('endElement', tagName)
}
this._handleTagOpening = function (endTag, tagName, attrs) {
if (!endTag) {
this.emit('startElement', tagName, attrs)
if (selfClosing) {
this.emit('endElement', tagName)
}
} else {
this.emit('endElement', tagName)
}
}
this.write = function(data) {
/* jshint -W071 */
/* jshint -W074 */
if (typeof data !== 'string') {
data = data.toString()
}
var pos = 0
this.write = function (data) {
if (typeof data !== 'string') {
data = data.toString()
}
var pos = 0
/* Anything from previous write()? */
if (remainder) {
data = remainder + data
pos += remainder.length
remainder = null
}
/* Anything from previous write()? */
if (remainder) {
data = remainder + data
pos += remainder.length
remainder = null
}
function endRecording() {
if (typeof recordStart === 'number') {
var recorded = data.slice(recordStart, pos)
recordStart = undefined
return recorded
}
}
function endRecording () {
if (typeof recordStart === 'number') {
var recorded = data.slice(recordStart, pos)
recordStart = undefined
return recorded
}
}
for(; pos < data.length; pos++) {
var c = data.charCodeAt(pos)
//console.log("state", state, "c", c, data[pos])
switch(state) {
case STATE_TEXT:
if (c === 60 /* < */) {
var text = endRecording()
if (text) {
this.emit('text', unescapeXml(text))
}
state = STATE_TAG_NAME
recordStart = pos + 1
attrs = {}
}
break
case STATE_TAG_NAME:
if (c === 47 /* / */ && recordStart === pos) {
recordStart = pos + 1
endTag = true
} else if (c === 33 /* ! */ || c === 63 /* ? */) {
recordStart = undefined
state = STATE_IGNORE_TAG
} else if (c <= 32 || c === 47 /* / */ || c === 62 /* > */) {
tagName = endRecording()
pos--
state = STATE_TAG
}
break
case STATE_IGNORE_TAG:
if (c === 62 /* > */) {
state = STATE_TEXT
}
break
case STATE_TAG:
if (c === 62 /* > */) {
this._handleTagOpening(endTag, tagName, attrs)
tagName = undefined
attrs = undefined
endTag = undefined
selfClosing = undefined
state = STATE_TEXT
recordStart = pos + 1
} else if (c === 47 /* / */) {
selfClosing = true
} else if (c > 32) {
recordStart = pos
state = STATE_ATTR_NAME
}
break
case STATE_ATTR_NAME:
if (c <= 32 || c === 61 /* = */) {
attrName = endRecording()
pos--
state = STATE_ATTR_EQ
}
break
case STATE_ATTR_EQ:
if (c === 61 /* = */) {
state = STATE_ATTR_QUOT
}
break
case STATE_ATTR_QUOT:
if (c === 34 /* " */ || c === 39 /* ' */) {
attrQuote = c
state = STATE_ATTR_VALUE
recordStart = pos + 1
}
break
case STATE_ATTR_VALUE:
if (c === attrQuote) {
var value = unescapeXml(endRecording())
attrs[attrName] = value
attrName = undefined
state = STATE_TAG
}
break
for (; pos < data.length; pos++) {
var c = data.charCodeAt(pos)
// console.log("state", state, "c", c, data[pos])
switch (state) {
case STATE_TEXT:
if (c === 60 /* < */) {
var text = endRecording()
if (text) {
this.emit('text', unescapeXml(text))
}
}
state = STATE_TAG_NAME
recordStart = pos + 1
attrs = {}
}
break
case STATE_TAG_NAME:
if (c === 47 /* / */ && recordStart === pos) {
recordStart = pos + 1
endTag = true
} else if (c === 33 /* ! */ || c === 63 /* ? */) {
recordStart = undefined
state = STATE_IGNORE_TAG
} else if (c <= 32 || c === 47 /* / */ || c === 62 /* > */) {
tagName = endRecording()
pos--
state = STATE_TAG
}
break
case STATE_IGNORE_TAG:
if (c === 62 /* > */) {
state = STATE_TEXT
}
break
case STATE_TAG:
if (c === 62 /* > */) {
this._handleTagOpening(endTag, tagName, attrs)
tagName = undefined
attrs = undefined
endTag = undefined
selfClosing = undefined
state = STATE_TEXT
recordStart = pos + 1
} else if (c === 47 /* / */) {
selfClosing = true
} else if (c > 32) {
recordStart = pos
state = STATE_ATTR_NAME
}
break
case STATE_ATTR_NAME:
if (c <= 32 || c === 61 /* = */) {
attrName = endRecording()
pos--
state = STATE_ATTR_EQ
}
break
case STATE_ATTR_EQ:
if (c === 61 /* = */) {
state = STATE_ATTR_QUOT
}
break
case STATE_ATTR_QUOT:
if (c === 34 /* " */ || c === 39 /* ' */) {
attrQuote = c
state = STATE_ATTR_VALUE
recordStart = pos + 1
}
break
case STATE_ATTR_VALUE:
if (c === attrQuote) {
var value = unescapeXml(endRecording())
attrs[attrName] = value
attrName = undefined
state = STATE_TAG
}
break
}
}
if (typeof recordStart === 'number' &&
recordStart <= data.length) {
remainder = data.slice(recordStart)
recordStart = 0
}
if (typeof recordStart === 'number' &&
recordStart <= data.length) {
remainder = data.slice(recordStart)
recordStart = 0
}
/*var origEmit = this.emit
this.emit = function() {
}
/*
var origEmit = this.emit
this.emit = function() {
console.log('ltx', arguments)
origEmit.apply(this, arguments)
}*/
}
*/
}
inherits(SaxLtx, EventEmitter)
SaxLtx.prototype.end = function (data) {
if (data) {
this.write(data)
}
SaxLtx.prototype.end = function(data) {
if (data) {
this.write(data)
}
/* Uh, yeah */
this.write = function() {}
/* Uh, yeah */
this.write = function () {}
}
function unescapeXml(s) {
return s.
replace(/\&(amp|#38);/g, '&').
replace(/\&(lt|#60);/g, '<').
replace(/\&(gt|#62);/g, '>').
replace(/\&(quot|#34);/g, '"').
replace(/\&(apos|#39);/g, '\'').
replace(/\&(nbsp|#160);/g, '\n')
function unescapeXml (s) {
return s
.replace(/\&(amp|#38);/g, '&')
.replace(/\&(lt|#60);/g, '<')
.replace(/\&(gt|#62);/g, '>')
.replace(/\&(quot|#34);/g, '"')
.replace(/\&(apos|#39);/g, "'")
.replace(/\&(nbsp|#160);/g, '\n')
}

@@ -1054,3 +1057,3 @@

},{}]},{},[4])(4)
},{}]},{},[1])(1)
});

28

package.json
{
"name": "ltx",
"version": "2.0.1",
"main": "./lib/index",
"browser": "./lib/index-browserify",
"description": "<xml for=\"node.js\" browserify=\"too\">",
"version": "2.0.2",
"description": "<xml for=\"JavaScript\">",
"author": "Astro",

@@ -33,21 +31,21 @@ "repository": "github:node-xmpp/ltx",

"engine": "node",
"scripts": {
"preversion": "npm test",
"webify": "browserify -s ltx index.js -o ltx.js",
"unit": "vows --spec",
"lint": "standard",
"test": "npm run unit && npm run lint && npm run webify"
},
"dependencies": {
"inherits": "^2.0.1"
},
"devDependencies": {
"benchmark": "^1.0.0",
"easysax": "^0.1.14",
"eslint": "^1.3.1",
"microtime": "^2.0.0",
"node-expat": "^2.3.9",
"node-expat": "^2.3.10",
"node-xml": "^1.0.2",
"sax": "^1.1.2",
"vows": "^0.8.1"
},
"scripts": {
"webify": "browserify -s ltx lib/index.js -o ltx.js",
"unit": "./node_modules/.bin/vows --spec",
"lint": "./node_modules/.bin/eslint .",
"test": "npm run unit && npm run lint && npm run webify"
},
"dependencies": {
"inherits": "^2.0.1"
}
}

19

README.md
# Less-Than XML
`<xml for=\"JavaScript\">`
[![build status](https://img.shields.io/travis/node-xmpp/ltx/master.svg?style=flat-square)](https://travis-ci.org/node-xmpp/ltx/branches)
[![js-standard-style](https://img.shields.io/badge/code%20style-standard-brightgreen.svg?style=flat-square)](http://standardjs.com/)
* *Element:* any XML Element
* Text nodes are Strings
* Runs on node.js and browserify
* Runs on Node.js and browsers
## Build status
[![Build Status](https://secure.travis-ci.org/node-xmpp/ltx.png)](http://travis-ci.org/node-xmpp/ltx)
# Documentation

@@ -15,3 +16,11 @@

# Test
```
npm install -g standard browserify
```
npm test
## TODO

@@ -18,0 +27,0 @@ 

lib/index.js
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