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Koper
2023-11-20 21:39:33 +07:00
parent 82f50817f8
commit ba40d28152
3609 changed files with 2311843 additions and 7 deletions

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var util = require('../util');
var Shape = require('../model/shape');
function DomXmlParser() { }
DomXmlParser.prototype.parse = function(xml, shape) {
if (xml.replace(/^\s+/, '') === '') return {};
var result, error;
try {
if (window.DOMParser) {
try {
var parser = new DOMParser();
result = parser.parseFromString(xml, 'text/xml');
} catch (syntaxError) {
throw util.error(new Error('Parse error in document'),
{
originalError: syntaxError,
code: 'XMLParserError',
retryable: true
});
}
if (result.documentElement === null) {
throw util.error(new Error('Cannot parse empty document.'),
{
code: 'XMLParserError',
retryable: true
});
}
var isError = result.getElementsByTagName('parsererror')[0];
if (isError && (isError.parentNode === result ||
isError.parentNode.nodeName === 'body' ||
isError.parentNode.parentNode === result ||
isError.parentNode.parentNode.nodeName === 'body')) {
var errorElement = isError.getElementsByTagName('div')[0] || isError;
throw util.error(new Error(errorElement.textContent || 'Parser error in document'),
{
code: 'XMLParserError',
retryable: true
});
}
} else if (window.ActiveXObject) {
result = new window.ActiveXObject('Microsoft.XMLDOM');
result.async = false;
if (!result.loadXML(xml)) {
throw util.error(new Error('Parse error in document'),
{
code: 'XMLParserError',
retryable: true
});
}
} else {
throw new Error('Cannot load XML parser');
}
} catch (e) {
error = e;
}
if (result && result.documentElement && !error) {
var data = parseXml(result.documentElement, shape);
var metadata = getElementByTagName(result.documentElement, 'ResponseMetadata');
if (metadata) {
data.ResponseMetadata = parseXml(metadata, {});
}
return data;
} else if (error) {
throw util.error(error || new Error(), {code: 'XMLParserError', retryable: true});
} else { // empty xml document
return {};
}
};
function getElementByTagName(xml, tag) {
var elements = xml.getElementsByTagName(tag);
for (var i = 0, iLen = elements.length; i < iLen; i++) {
if (elements[i].parentNode === xml) {
return elements[i];
}
}
}
function parseXml(xml, shape) {
if (!shape) shape = {};
switch (shape.type) {
case 'structure': return parseStructure(xml, shape);
case 'map': return parseMap(xml, shape);
case 'list': return parseList(xml, shape);
case undefined: case null: return parseUnknown(xml);
default: return parseScalar(xml, shape);
}
}
function parseStructure(xml, shape) {
var data = {};
if (xml === null) return data;
util.each(shape.members, function(memberName, memberShape) {
if (memberShape.isXmlAttribute) {
if (Object.prototype.hasOwnProperty.call(xml.attributes, memberShape.name)) {
var value = xml.attributes[memberShape.name].value;
data[memberName] = parseXml({textContent: value}, memberShape);
}
} else {
var xmlChild = memberShape.flattened ? xml :
getElementByTagName(xml, memberShape.name);
if (xmlChild) {
data[memberName] = parseXml(xmlChild, memberShape);
} else if (
!memberShape.flattened &&
memberShape.type === 'list' &&
!shape.api.xmlNoDefaultLists) {
data[memberName] = memberShape.defaultValue;
}
}
});
return data;
}
function parseMap(xml, shape) {
var data = {};
var xmlKey = shape.key.name || 'key';
var xmlValue = shape.value.name || 'value';
var tagName = shape.flattened ? shape.name : 'entry';
var child = xml.firstElementChild;
while (child) {
if (child.nodeName === tagName) {
var key = getElementByTagName(child, xmlKey).textContent;
var value = getElementByTagName(child, xmlValue);
data[key] = parseXml(value, shape.value);
}
child = child.nextElementSibling;
}
return data;
}
function parseList(xml, shape) {
var data = [];
var tagName = shape.flattened ? shape.name : (shape.member.name || 'member');
var child = xml.firstElementChild;
while (child) {
if (child.nodeName === tagName) {
data.push(parseXml(child, shape.member));
}
child = child.nextElementSibling;
}
return data;
}
function parseScalar(xml, shape) {
if (xml.getAttribute) {
var encoding = xml.getAttribute('encoding');
if (encoding === 'base64') {
shape = new Shape.create({type: encoding});
}
}
var text = xml.textContent;
if (text === '') text = null;
if (typeof shape.toType === 'function') {
return shape.toType(text);
} else {
return text;
}
}
function parseUnknown(xml) {
if (xml === undefined || xml === null) return '';
// empty object
if (!xml.firstElementChild) {
if (xml.parentNode.parentNode === null) return {};
if (xml.childNodes.length === 0) return '';
else return xml.textContent;
}
// object, parse as structure
var shape = {type: 'structure', members: {}};
var child = xml.firstElementChild;
while (child) {
var tag = child.nodeName;
if (Object.prototype.hasOwnProperty.call(shape.members, tag)) {
// multiple tags of the same name makes it a list
shape.members[tag].type = 'list';
} else {
shape.members[tag] = {name: tag};
}
child = child.nextElementSibling;
}
return parseStructure(xml, shape);
}
/**
* @api private
*/
module.exports = DomXmlParser;

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var util = require('../util');
var XmlNode = require('./xml-node').XmlNode;
var XmlText = require('./xml-text').XmlText;
function XmlBuilder() { }
XmlBuilder.prototype.toXML = function(params, shape, rootElement, noEmpty) {
var xml = new XmlNode(rootElement);
applyNamespaces(xml, shape, true);
serialize(xml, params, shape);
return xml.children.length > 0 || noEmpty ? xml.toString() : '';
};
function serialize(xml, value, shape) {
switch (shape.type) {
case 'structure': return serializeStructure(xml, value, shape);
case 'map': return serializeMap(xml, value, shape);
case 'list': return serializeList(xml, value, shape);
default: return serializeScalar(xml, value, shape);
}
}
function serializeStructure(xml, params, shape) {
util.arrayEach(shape.memberNames, function(memberName) {
var memberShape = shape.members[memberName];
if (memberShape.location !== 'body') return;
var value = params[memberName];
var name = memberShape.name;
if (value !== undefined && value !== null) {
if (memberShape.isXmlAttribute) {
xml.addAttribute(name, value);
} else if (memberShape.flattened) {
serialize(xml, value, memberShape);
} else {
var element = new XmlNode(name);
xml.addChildNode(element);
applyNamespaces(element, memberShape);
serialize(element, value, memberShape);
}
}
});
}
function serializeMap(xml, map, shape) {
var xmlKey = shape.key.name || 'key';
var xmlValue = shape.value.name || 'value';
util.each(map, function(key, value) {
var entry = new XmlNode(shape.flattened ? shape.name : 'entry');
xml.addChildNode(entry);
var entryKey = new XmlNode(xmlKey);
var entryValue = new XmlNode(xmlValue);
entry.addChildNode(entryKey);
entry.addChildNode(entryValue);
serialize(entryKey, key, shape.key);
serialize(entryValue, value, shape.value);
});
}
function serializeList(xml, list, shape) {
if (shape.flattened) {
util.arrayEach(list, function(value) {
var name = shape.member.name || shape.name;
var element = new XmlNode(name);
xml.addChildNode(element);
serialize(element, value, shape.member);
});
} else {
util.arrayEach(list, function(value) {
var name = shape.member.name || 'member';
var element = new XmlNode(name);
xml.addChildNode(element);
serialize(element, value, shape.member);
});
}
}
function serializeScalar(xml, value, shape) {
xml.addChildNode(
new XmlText(shape.toWireFormat(value))
);
}
function applyNamespaces(xml, shape, isRoot) {
var uri, prefix = 'xmlns';
if (shape.xmlNamespaceUri) {
uri = shape.xmlNamespaceUri;
if (shape.xmlNamespacePrefix) prefix += ':' + shape.xmlNamespacePrefix;
} else if (isRoot && shape.api.xmlNamespaceUri) {
uri = shape.api.xmlNamespaceUri;
}
if (uri) xml.addAttribute(prefix, uri);
}
/**
* @api private
*/
module.exports = XmlBuilder;

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/**
* Escapes characters that can not be in an XML attribute.
*/
function escapeAttribute(value) {
return value.replace(/&/g, '&amp;').replace(/'/g, '&apos;').replace(/</g, '&lt;').replace(/>/g, '&gt;').replace(/"/g, '&quot;');
}
/**
* @api private
*/
module.exports = {
escapeAttribute: escapeAttribute
};

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/**
* Escapes characters that can not be in an XML element.
*/
function escapeElement(value) {
return value.replace(/&/g, '&amp;')
.replace(/</g, '&lt;')
.replace(/>/g, '&gt;')
.replace(/\r/g, '&#x0D;')
.replace(/\n/g, '&#x0A;')
.replace(/\u0085/g, '&#x85;')
.replace(/\u2028/, '&#x2028;');
}
/**
* @api private
*/
module.exports = {
escapeElement: escapeElement
};

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var AWS = require('../core');
var util = AWS.util;
var Shape = AWS.Model.Shape;
var xml2js = require('xml2js');
/**
* @api private
*/
var options = { // options passed to xml2js parser
explicitCharkey: false, // undocumented
trim: false, // trim the leading/trailing whitespace from text nodes
normalize: false, // trim interior whitespace inside text nodes
explicitRoot: false, // return the root node in the resulting object?
emptyTag: null, // the default value for empty nodes
explicitArray: true, // always put child nodes in an array
ignoreAttrs: false, // ignore attributes, only create text nodes
mergeAttrs: false, // merge attributes and child elements
validator: null // a callable validator
};
function NodeXmlParser() { }
NodeXmlParser.prototype.parse = function(xml, shape) {
shape = shape || {};
var result = null;
var error = null;
var parser = new xml2js.Parser(options);
parser.parseString(xml, function (e, r) {
error = e;
result = r;
});
if (result) {
var data = parseXml(result, shape);
if (result.ResponseMetadata) {
data.ResponseMetadata = parseXml(result.ResponseMetadata[0], {});
}
return data;
} else if (error) {
throw util.error(error, {code: 'XMLParserError', retryable: true});
} else { // empty xml document
return parseXml({}, shape);
}
};
function parseXml(xml, shape) {
switch (shape.type) {
case 'structure': return parseStructure(xml, shape);
case 'map': return parseMap(xml, shape);
case 'list': return parseList(xml, shape);
case undefined: case null: return parseUnknown(xml);
default: return parseScalar(xml, shape);
}
}
function parseStructure(xml, shape) {
var data = {};
if (xml === null) return data;
util.each(shape.members, function(memberName, memberShape) {
var xmlName = memberShape.name;
if (Object.prototype.hasOwnProperty.call(xml, xmlName) && Array.isArray(xml[xmlName])) {
var xmlChild = xml[xmlName];
if (!memberShape.flattened) xmlChild = xmlChild[0];
data[memberName] = parseXml(xmlChild, memberShape);
} else if (memberShape.isXmlAttribute &&
xml.$ && Object.prototype.hasOwnProperty.call(xml.$, xmlName)) {
data[memberName] = parseScalar(xml.$[xmlName], memberShape);
} else if (memberShape.type === 'list' && !shape.api.xmlNoDefaultLists) {
data[memberName] = memberShape.defaultValue;
}
});
return data;
}
function parseMap(xml, shape) {
var data = {};
if (xml === null) return data;
var xmlKey = shape.key.name || 'key';
var xmlValue = shape.value.name || 'value';
var iterable = shape.flattened ? xml : xml.entry;
if (Array.isArray(iterable)) {
util.arrayEach(iterable, function(child) {
data[child[xmlKey][0]] = parseXml(child[xmlValue][0], shape.value);
});
}
return data;
}
function parseList(xml, shape) {
var data = [];
var name = shape.member.name || 'member';
if (shape.flattened) {
util.arrayEach(xml, function(xmlChild) {
data.push(parseXml(xmlChild, shape.member));
});
} else if (xml && Array.isArray(xml[name])) {
util.arrayEach(xml[name], function(child) {
data.push(parseXml(child, shape.member));
});
}
return data;
}
function parseScalar(text, shape) {
if (text && text.$ && text.$.encoding === 'base64') {
shape = new Shape.create({type: text.$.encoding});
}
if (text && text._) text = text._;
if (typeof shape.toType === 'function') {
return shape.toType(text);
} else {
return text;
}
}
function parseUnknown(xml) {
if (xml === undefined || xml === null) return '';
if (typeof xml === 'string') return xml;
// parse a list
if (Array.isArray(xml)) {
var arr = [];
for (i = 0; i < xml.length; i++) {
arr.push(parseXml(xml[i], {}));
}
return arr;
}
// empty object
var keys = Object.keys(xml), i;
if (keys.length === 0 || (keys.length === 1 && keys[0] === '$')) {
return {};
}
// object, parse as structure
var data = {};
for (i = 0; i < keys.length; i++) {
var key = keys[i], value = xml[key];
if (key === '$') continue;
if (value.length > 1) { // this member is a list
data[key] = parseList(value, {member: {}});
} else { // this member is a single item
data[key] = parseXml(value[0], {});
}
}
return data;
}
/**
* @api private
*/
module.exports = NodeXmlParser;

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var escapeAttribute = require('./escape-attribute').escapeAttribute;
/**
* Represents an XML node.
* @api private
*/
function XmlNode(name, children) {
if (children === void 0) { children = []; }
this.name = name;
this.children = children;
this.attributes = {};
}
XmlNode.prototype.addAttribute = function (name, value) {
this.attributes[name] = value;
return this;
};
XmlNode.prototype.addChildNode = function (child) {
this.children.push(child);
return this;
};
XmlNode.prototype.removeAttribute = function (name) {
delete this.attributes[name];
return this;
};
XmlNode.prototype.toString = function () {
var hasChildren = Boolean(this.children.length);
var xmlText = '<' + this.name;
// add attributes
var attributes = this.attributes;
for (var i = 0, attributeNames = Object.keys(attributes); i < attributeNames.length; i++) {
var attributeName = attributeNames[i];
var attribute = attributes[attributeName];
if (typeof attribute !== 'undefined' && attribute !== null) {
xmlText += ' ' + attributeName + '=\"' + escapeAttribute('' + attribute) + '\"';
}
}
return xmlText += !hasChildren ? '/>' : '>' + this.children.map(function (c) { return c.toString(); }).join('') + '</' + this.name + '>';
};
/**
* @api private
*/
module.exports = {
XmlNode: XmlNode
};

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var escapeElement = require('./escape-element').escapeElement;
/**
* Represents an XML text value.
* @api private
*/
function XmlText(value) {
this.value = value;
}
XmlText.prototype.toString = function () {
return escapeElement('' + this.value);
};
/**
* @api private
*/
module.exports = {
XmlText: XmlText
};