66 lines
No EOL
1.7 KiB
TypeScript
66 lines
No EOL
1.7 KiB
TypeScript
'use strict';
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import { window, TextEditor, TextEditorEdit, OutputChannel, ViewColumn, workspace } from 'vscode';
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let xpath = require('xpath');
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let dom = require('xmldom').DOMParser;
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let resultChannel: OutputChannel = null;
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export function evaluateXPath(editor: TextEditor, edit: TextEditorEdit): void {
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let isPersistant = workspace.getConfiguration().has('xmlTools.PersistXPathQuery') && workspace.getConfiguration('xmlTools').get<boolean>('PersistXPathQuery') === true
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window.showInputBox({
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placeHolder: 'XPath Query',
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prompt: 'Please enter an XPath query to evaluate.',
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value: isPersistant ? Singleton.getXPathValue() : ''
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}).then((query) => {
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if (query === undefined) return;
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let xml = editor.document.getText();
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let doc = new dom().parseFromString(xml);
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Singleton.setXPathValue(query);
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try {
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var nodes = xpath.select(query, doc);
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}
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catch (ex) {
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window.showErrorMessage(ex);
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return;
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}
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if (nodes === null || nodes === undefined || nodes.length == 0) {
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window.showInformationMessage('Your XPath query returned no results.');
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return;
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}
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if (resultChannel === null) resultChannel = window.createOutputChannel('XPath Evaluation Results');
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resultChannel.clear();
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nodes.forEach((node) => {
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resultChannel.appendLine(`${node.localName}: ${node.firstChild.data}`);
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});
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resultChannel.show(ViewColumn.Three);
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});
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}
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namespace Singleton {
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class XPathContext
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{
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static _lastXPathValue:string = '';
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}
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export function getXPathValue():string
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{
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return XPathContext._lastXPathValue;
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}
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export function setXPathValue(val:string):void
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{
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XPathContext._lastXPathValue = val;
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}
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} |