nxkit/xml/element.js

This is a collection of tools, independent of any other libraries

"use strict";
/* ***** BEGIN LICENSE BLOCK *****
 * Distributed under the BSD license:
 *
 * Copyright (c) 2015, xuewen.chu
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of xuewen.chu nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL xuewen.chu BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * ***** END LICENSE BLOCK ***** */
Object.defineProperty(exports, "__esModule", { value: true });
const node_1 = require("./node");
const parser = require("./parser");
const named_node_map_1 = require("./named_node_map");
// NamedNodeMap
function visitNode(node, callback) {
    if (!callback(node))
        return false;
    var next = node.firstChild;
    if (next) {
        if (!visitNode(next, callback))
            return false;
    }
    if (next = node.nextSibling)
        return visitNode(next, callback);
    return true;
}
exports.visitNode = visitNode;
class Element extends node_1.Node {
    constructor(doc, tagName) {
        super(doc);
        this.nodeType = node_1.NODE_TYPE.ELEMENT_NODE;
        this.childNodes = new node_1.NodeList();
        this.attributes = new named_node_map_1.NamedNodeMap(this);
        this.tagName = tagName;
    }
    get nodeName() {
        return this.tagName;
    }
    hasAttribute(name) {
        return this.getAttributeNode(name) != null;
    }
    getAttribute(name) {
        var attr = this.getAttributeNode(name);
        return attr && attr.value || '';
    }
    setAttribute(name, value) {
        var attr = this.ownerDocument.createAttribute(name, value);
        this.setAttributeNode(attr);
    }
    getAttributeNode(name) {
        return this.attributes.getNamedItem(name);
    }
    setAttributeNode(newAttr) {
        this.attributes.setNamedItem(newAttr);
    }
    removeAttributeNode(oldAttr) {
        this.attributes.removeItem(oldAttr);
    }
    removeAttribute(name) {
        var attr = this.getAttributeNode(name);
        attr && this.removeAttributeNode(attr);
    }
    hasAttributeNS(namespaceURI, localName) {
        return this.getAttributeNodeNS(namespaceURI, localName) != null;
    }
    getAttributeNS(namespaceURI, localName) {
        var attr = this.getAttributeNodeNS(namespaceURI, localName);
        return attr && attr.value || '';
    }
    setAttributeNS(namespaceURI, qualifiedName, value) {
        var attr = this.ownerDocument.createAttributeNS(namespaceURI, qualifiedName, value);
        this.setAttributeNode(attr);
    }
    getAttributeNodeNS(namespaceURI, localName) {
        return this.attributes.getNamedItemNS(namespaceURI, localName);
    }
    setAttributeNodeNS(newAttr) {
        this.attributes.setNamedItemNS(newAttr);
    }
    removeAttributeNS(namespaceURI, localName) {
        var attr = this.getAttributeNodeNS(namespaceURI, localName);
        attr && this.removeAttributeNode(attr);
    }
    getElementsByTagName(name) {
        return new node_1.LiveNodeList(this, function (node) {
            var ls = [];
            visitNode(node, function (node) {
                if (node.nodeType == node_1.NODE_TYPE.ELEMENT_NODE && node.tagName == name)
                    ls.push(node);
                return true;
            });
            return ls;
        });
    }
    getElementsByTagNameNS(namespaceURI, localName) {
        return new node_1.LiveNodeList(this, function (node) {
            var ls = [];
            visitNode(node, function (node) {
                if (node.nodeType == node_1.NODE_TYPE.ELEMENT_NODE &&
                    node.namespaceURI == namespaceURI &&
                    node.localName == localName)
                    ls.push(node);
                return true;
            });
            return ls;
        });
    }
    get innerXml() {
        return Array.toArray(this.childNodes).join('');
    }
    set innerXml(xml) {
        this.removeAllChild();
        if (xml) {
            new parser.Parser().fragment(this.ownerDocument, xml, this);
        }
    }
}
exports.Element = Element;