@argdown/node

<!doctype html> <html lang="en"> <head> <title>Code coverage report for src/plugins/SvgToPdfExportPlugin.ts</title> <meta charset="utf-8" /> <link rel="stylesheet" href="../../prettify.css" /> <link rel="stylesheet" href="../../base.css" /> <meta name="viewport" content="width=device-width, initial-scale=1"> <style type='text/css'> .coverage-summary .sorter { background-image: url(../../sort-arrow-sprite.png); } </style> </head> <body> <div class='wrapper'> <div class='pad1'> <h1> <a href="../../index.html">All files</a> / <a href="index.html">src/plugins</a> SvgToPdfExportPlugin.ts </h1> <div class='clearfix'> <div class='fl pad1y space-right2'> 20.69% Statements 12/58 </div> <div class='fl pad1y space-right2'> 0% Branches 0/20 </div> <div class='fl pad1y space-right2'> 10% Functions 1/10 </div> <div class='fl pad1y space-right2'> 20.69% Lines 12/58 </div> </div> Press n or j to go to the next uncovered block, b, p or k for the previous block. </div> <div class='status-line 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it, until pdfkit is ported to ES6 var PDFDocument = require("../pdfkit.js"); var fs = require("fs"); let path = require("path"); let mkdirp = require("mkdirp"); import * as SVGtoPDF from "svg-to-pdfkit"; import * as _ from "lodash"; import { IAsyncArgdownPlugin, IAsyncRequestHandler } from "../IAsyncArgdownPlugin"; import { IArgdownRequest, IRequestHandler, ArgdownPluginError } from "@argdown/core"; import { ISvgResponse } from "./DotToSvgExportPlugin"; import { IFileRequest } from "../IFileRequest"; import { IFileNameProvider } from "./SaveAsFilePlugin";   export interface IPdfSettings { outputDir?: string; } export interface IPdfRequest { pdf?: IPdfSettings; } export interface ISvgToPdfSettings { outputDir?: string; format?: string; fileName?: string | IFileNameProvider; } export interface ISvgToPdfRequest extends IArgdownRequest { svgToPdf?: ISvgToPdfSettings; } export class SvgToPdfExportPlugin implements IAsyncArgdownPlugin { name = "SvgToPdfExportPlugin"; defaults: ISvgToPdfSettings; constructor(config?: ISvgToPdfSettings) { this.defaults = _.defaultsDeep({}, config, { outputDir: "./pdf", format: "svg" }); } getSettings(request: IArgdownRequest): ISvgToPdfSettings { const r = <ISvgToPdfRequest>request; r.svgToPdf = r.svgToPdf || {}; return r.svgToPdf; } prepare: IRequestHandler = (request, response) => { if (!(<ISvgResponse>response).svg) { throw new ArgdownPluginError(this.name, "Missing svg field in response."); } _.defaults(this.getSettings(request), this.defaults); }; runAsync: IAsyncRequestHandler = async (request, response) => { const settings = this.getSettings(request); let fileName = "default"; let outputDir = settings.outputDir; const fileRequest = <IFileRequest>request; const pdfRequest = <IPdfRequest>request; if (fileRequest.outputDir) { fileName = this.getFileName(fileRequest.outputDir); outputDir = path.dirname(fileRequest.outputDir); } else if (pdfRequest.pdf && pdfRequest.pdf.outputDir) { fileName = this.getFileName(pdfRequest.pdf.outputDir); outputDir = path.dirname(pdfRequest.pdf.outputDir); } else if (_.isFunction(settings.fileName)) { fileName = settings.fileName.call(this, request, response); } else if (_.isString(settings.fileName)) { fileName = settings.fileName; } else if (fileRequest.inputPath) { fileName = this.getFileName(fileRequest.inputPath); } const absoluteOutputDir = path.resolve(process.cwd(), outputDir); const filePath = absoluteOutputDir + "/" + fileName + ".pdf"; await new Promise((resolve, reject) => { mkdirp(absoluteOutputDir, function(err: Error) { if (err) { reject(err); } resolve(); }); }); const svgResponse = <ISvgResponse>response; const doc = new PDFDocument(settings); SVGtoPDF(doc, svgResponse.svg, 0, 0, settings); await this.savePdfToFile(doc, filePath); }; // https://github.com/devongovett/pdfkit/issues/265 async savePdfToFile(pdf: any, fileName: string) { return new Promise(resolve => { // To determine when the PDF has finished being written successfully // we need to confirm the following 2 conditions: // // 1. The write stream has been closed // 2. PDFDocument.end() was called syncronously without an error being thrown   let pendingStepCount = 2;   const stepFinished = () => { if (--pendingStepCount == 0) { resolve(); } };   const writeStream = fs.createWriteStream(fileName); writeStream.on("close", stepFinished); pdf.pipe(writeStream);   pdf.end();   stepFinished(); }); } getFileName(file: string): string { let extension = path.extname(file); return path.basename(file, extension); } }  </pre></td></tr> </table></pre> <div class='push'></div> </div> <div class='footer quiet pad2 space-top1 center small'> Code coverage generated by <a href="https://istanbul.js.org/" target="_blank">istanbul</a> at Thu Jun 21 2018 13:21:51 GMT+0200 (CEST) </div> </div> <script src="../../prettify.js"></script> <script> window.onload = function () { if (typeof prettyPrint === 'function') { prettyPrint(); } }; </script> <script src="../../sorter.js"></script> <script src="../../block-navigation.js"></script> </body> </html>