Offload media methods into Media static object

Simplified File handling of images
This commit is contained in:
Dolan
2018-08-02 02:09:00 +01:00
parent 019ae24c7d
commit 0d5e9ce9d8
6 changed files with 93 additions and 38 deletions

View File

@ -1,4 +1,4 @@
const fs = require('fs');
// Insert image from a buffer
const docx = require('../build');
var doc = new docx.Document();
@ -6,11 +6,8 @@ var doc = new docx.Document();
const imageBase64Data = `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`
// var buff = fs.readFileSync("./demo/images/image1.jpeg");
// console.log(buff);
// const image = doc.createImageFromBuffer("image1.jpeg", buff);
const image = doc.createImageFromBuffer("image.png", Buffer.from(imageBase64Data, 'base64'), 100, 100);
doc.Document.createDrawing(image);
// doc.createImageFromBuffer(Buffer.from(imageBase64Data, 'base64'));
doc.createImageFromBuffer(Buffer.from(imageBase64Data, 'base64'), 100, 100);
var exporter = new docx.LocalPacker(doc);
exporter.pack('My Document');

28
demo/demo23.js Normal file
View File

@ -0,0 +1,28 @@
// This demo adds an image to the Media cache, and then insert to the document afterwards
const docx = require("../build");
var doc = new docx.Document();
var paragraph = new docx.Paragraph("Hello World");
doc.addParagraph(paragraph);
const image = docx.Media.addImage(doc, "./demo/images/image1.jpeg");
const image2 = docx.Media.addImage(doc, "./demo/images/dog.png");
const image3 = docx.Media.addImage(doc, "./demo/images/cat.jpg");
const image4 = docx.Media.addImage(doc, "./demo/images/parrots.bmp");
const image5 = docx.Media.addImage(doc, "./demo/images/pizza.gif");
const imageBase64Data = `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`
const image6 = docx.Media.addImageFromBuffer(doc, Buffer.from(imageBase64Data, 'base64'), 100, 100);
doc.insertImage(image);
doc.insertImage(image2);
doc.insertImage(image3);
doc.insertImage(image4);
doc.insertImage(image5);
doc.insertImage(image6);
var exporter = new docx.LocalPacker(doc);
exporter.pack("My Document");
console.log("Document created successfully at project root!");

View File

@ -1,17 +1,17 @@
const docx = require('../build');
const docx = require("../build");
var doc = new docx.Document();
var paragraph = new docx.Paragraph("Hello World");
doc.addParagraph(paragraph);
const image = doc.createImage("./demo/images/image1.jpeg");
const image2 = doc.createImage("./demo/images/dog.png");
const image3 = doc.createImage("./demo/images/cat.jpg");
const image4 = doc.createImage("./demo/images/parrots.bmp");
const image5 = doc.createImage("./demo/images/pizza.gif");
doc.createImage("./demo/images/image1.jpeg");
doc.createImage("./demo/images/dog.png");
doc.createImage("./demo/images/cat.jpg");
doc.createImage("./demo/images/parrots.bmp");
doc.createImage("./demo/images/pizza.gif");
var exporter = new docx.LocalPacker(doc);
exporter.pack('My Document');
exporter.pack("My Document");
console.log('Document created successfully at project root!');
console.log("Document created successfully at project root!");

View File

@ -61,14 +61,14 @@ export class Document extends XmlComponent {
this.body.push(pictureParagraph);
}
public createDrawing(imageData: IMediaData): PictureRun {
public createDrawing(imageData: IMediaData): Paragraph {
const paragraph = new Paragraph();
const run = new PictureRun(imageData);
paragraph.addRun(run);
this.addDrawing(paragraph);
return run;
return paragraph;
}
get Body(): Body {

View File

@ -10,7 +10,7 @@ import { FootNotes } from "./footnotes";
import { HeaderWrapper } from "./header-wrapper";
import { Media } from "./media";
import { Numbering } from "./numbering";
import { Bookmark, Hyperlink, Paragraph, PictureRun } from "./paragraph";
import { Bookmark, Hyperlink, Paragraph } from "./paragraph";
import { Relationships } from "./relationships";
import { Styles } from "./styles";
import { ExternalStylesFactory } from "./styles/external-styles-factory";
@ -32,7 +32,7 @@ export class File {
private readonly contentTypes: ContentTypes;
private readonly appProperties: AppProperties;
private nextId: number = 1;
private currentRelationshipId: number = 1;
constructor(options?: IPropertiesOptions, sectionPropertiesOptions?: SectionPropertiesOptions) {
if (!options) {
@ -55,19 +55,19 @@ export class File {
this.numbering = new Numbering();
this.docRelationships = new Relationships();
this.docRelationships.createRelationship(
this.nextId++,
this.currentRelationshipId++,
"http://schemas.openxmlformats.org/officeDocument/2006/relationships/styles",
"styles.xml",
);
this.docRelationships.createRelationship(
this.nextId++,
this.currentRelationshipId++,
"http://schemas.openxmlformats.org/officeDocument/2006/relationships/numbering",
"numbering.xml",
);
this.contentTypes = new ContentTypes();
this.docRelationships.createRelationship(
this.nextId++,
this.currentRelationshipId++,
"http://schemas.openxmlformats.org/officeDocument/2006/relationships/footnotes",
"footnotes.xml",
);
@ -125,24 +125,19 @@ export class File {
return this.document.createTable(rows, cols);
}
public createImage(image: string): PictureRun {
const mediaData = this.media.addMedia(image, this.nextId++);
this.docRelationships.createRelationship(
mediaData.referenceId,
"http://schemas.openxmlformats.org/officeDocument/2006/relationships/image",
`media/${mediaData.fileName}`,
);
public createImage(filePath: string): Paragraph {
const mediaData = Media.addImage(this, filePath);
return this.document.createDrawing(mediaData);
}
public createImageFromBuffer(key: string, data: Buffer, width?: number, height?: number): IMediaData {
const mediaData = this.media.addMediaWithData(key, data, this.nextId++, width, height);
this.docRelationships.createRelationship(
mediaData.referenceId,
"http://schemas.openxmlformats.org/officeDocument/2006/relationships/image",
`media/${mediaData.fileName}`,
);
return mediaData;
public insertImage(mediaData: IMediaData): File {
this.document.createDrawing(mediaData);
return this;
}
public createImageFromBuffer(data: Buffer, width?: number, height?: number): Paragraph {
const mediaData = Media.addImageFromBuffer(this, data, width, height);
return this.document.createDrawing(mediaData);
}
public createHyperlink(link: string, text?: string): Hyperlink {
@ -180,7 +175,7 @@ export class File {
}
public createHeader(): HeaderWrapper {
const header = new HeaderWrapper(this.media, this.nextId++);
const header = new HeaderWrapper(this.media, this.currentRelationshipId++);
this.headerWrapper.push(header);
this.docRelationships.createRelationship(
header.Header.referenceId,
@ -192,7 +187,7 @@ export class File {
}
public createFooter(): FooterWrapper {
const footer = new FooterWrapper(this.media, this.nextId++);
const footer = new FooterWrapper(this.media, this.currentRelationshipId++);
this.footerWrapper.push(footer);
this.docRelationships.createRelationship(
footer.Footer.referenceId,

View File

@ -2,9 +2,43 @@ import * as fs from "fs";
import * as sizeOf from "image-size";
import * as path from "path";
import { File } from "../file";
import { IMediaData } from "./data";
interface IHackedFile {
currentRelationshipId: number;
}
export class Media {
public static addImage(file: File, filePath: string): IMediaData {
// Workaround to expose id without exposing to API
const exposedFile = (file as {}) as IHackedFile;
const mediaData = file.Media.addMedia(filePath, exposedFile.currentRelationshipId++);
file.DocumentRelationships.createRelationship(
mediaData.referenceId,
"http://schemas.openxmlformats.org/officeDocument/2006/relationships/image",
`media/${mediaData.fileName}`,
);
return mediaData;
}
public static addImageFromBuffer(file: File, data: Buffer, width?: number, height?: number): IMediaData {
// Workaround to expose id without exposing to API
const exposedFile = (file as {}) as IHackedFile;
const mediaData = file.Media.addMediaWithData(`${Media.generateId()}.png`, data, exposedFile.currentRelationshipId++, width, height);
file.DocumentRelationships.createRelationship(
mediaData.referenceId,
"http://schemas.openxmlformats.org/officeDocument/2006/relationships/image",
`media/${mediaData.fileName}`,
);
return mediaData;
}
private static generateId(): string {
// https://gist.github.com/6174/6062387
return Math.random().toString(36).substring(2, 15) + Math.random().toString(36).substring(2, 15);
}
private readonly map: Map<string, IMediaData>;
constructor() {
@ -65,6 +99,7 @@ export class Media {
},
},
};
this.map.set(key, imageData);
return imageData;