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"use strict";
/**
* Copyright (C) 2016-2019 Michael Kourlas
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
var options_1 = require("../options");
var validate_1 = require("../validate");
var XmlComment_1 = __importDefault(require("./XmlComment"));
var XmlDecl_1 = __importDefault(require("./XmlDecl"));
var XmlDtd_1 = __importDefault(require("./XmlDtd"));
var XmlElement_1 = __importDefault(require("./XmlElement"));
var XmlProcInst_1 = __importDefault(require("./XmlProcInst"));
/**
* Represents a document.
*
* A sample document is structured as follows:
*
* ```xml
* <?xml version="1.0" encoding="UTF-8"?>
* <DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
* "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
* <html>
* <head>
* <title>My page title</title>
* </head>
* <body>
* <h1>Welcome!</h1>
* <p>I hope you enjoy visiting my website.</p>
* <img src="picture.png"/>
* </body>
* </html>
* ```
*
* Each component of the document, such as the declaration, document type
* definition, and root element, are children of this node.
*
* Documents must have exactly one element, which is the document's root
* element.
*
* Documents can have exactly one declaration and one document type definition
* in that order, so long as they precede the element.
*
* Documents can have an unlimited number of comments or processing
* instructions, so long as they follow the declaration, if one exists.
*/
var XmlDocument = /** @class */ (function () {
function XmlDocument(options) {
this._children = [];
this._validation = !(0, validate_1.isUndefined)(options.validation)
? options.validation
: true;
}
/**
* Adds a comment to this document and returns the new comment.
*/
XmlDocument.prototype.comment = function (options) {
var comment = new XmlComment_1.default(this, this._validation, options);
this._children.push(comment);
return comment;
};
/**
* Adds a declaration to this document and returns the new declaration.
*/
XmlDocument.prototype.decl = function (options) {
if (options === void 0) { options = {}; }
if (this._validation && this._children.length !== 0) {
throw new Error("in XML document: declaration must be the first"
+ " child");
}
var declaration = new XmlDecl_1.default(this, this._validation, options);
this._children.push(declaration);
return declaration;
};
/**
* Adds a document type definition to this document and returns the new
* document type definition.
*/
XmlDocument.prototype.dtd = function (options) {
var filteredChildren = this._children.filter(function (value) {
return value instanceof XmlElement_1.default;
});
if (this._validation && filteredChildren.length !== 0) {
throw new Error("in XML document: DTD must precede the root"
+ " element");
}
var dtd = new XmlDtd_1.default(this, this._validation, options);
this._children.push(dtd);
return dtd;
};
/**
* Adds the root element to this document and returns the element.
*/
XmlDocument.prototype.element = function (options) {
var filteredChildren = this._children.filter(function (value) {
return value instanceof XmlElement_1.default;
});
if (this._validation && filteredChildren.length !== 0) {
throw new Error("in XML document: only one root element is"
+ " permitted");
}
var element = new XmlElement_1.default(this, this._validation, options);
this._children.push(element);
return element;
};
/**
* Adds a processing instruction to this document and returns the new
* processing instruction.
*/
XmlDocument.prototype.procInst = function (options) {
var procInst = new XmlProcInst_1.default(this, this._validation, options);
this._children.push(procInst);
return procInst;
};
/**
* Returns an XML string representation of this document using the
* specified options.
*/
XmlDocument.prototype.toString = function (options) {
if (options === void 0) { options = {}; }
var filteredChildren = this._children.filter(function (value) {
return value instanceof XmlElement_1.default;
});
if (this._validation && filteredChildren.length !== 1) {
throw new Error("in XML document: no more than one root element"
+ " is permitted");
}
var optionsObj = new options_1.StringOptions(options);
var str = "";
for (var _i = 0, _a = this._children; _i < _a.length; _i++) {
var node = _a[_i];
if (node instanceof XmlDecl_1.default
|| node instanceof XmlDtd_1.default
|| node instanceof XmlElement_1.default) {
str += node.toString(options);
}
else {
str += node.toString();
}
if (optionsObj.pretty) {
str += optionsObj.newline;
}
}
var len = str.length - optionsObj.newline.length;
if (str.substr(len) === optionsObj.newline) {
str = str.substr(0, len);
}
return str;
};
return XmlDocument;
}());
exports.default = XmlDocument;