mirror of
https://github.com/danbulant/Mangades
synced 2026-06-24 17:11:45 +00:00
refactor epub generation
This commit is contained in:
Daniel Bulant
parent
3dd59cda2e
commit
b1d1b36fbb
2 changed files with 140 additions and 113 deletions
|
|
@ -1,6 +1,7 @@
|
||||||
<script>
|
<script>
|
||||||
import { url } from "@roxi/routify/runtime/helpers";
|
import { url } from "@roxi/routify/runtime/helpers";
|
||||||
import { Zip, ZipPassThrough } from "fflate";
|
import { Zip, ZipPassThrough } from "fflate";
|
||||||
|
import { prepareEpub } from "../../util/generateEpub";
|
||||||
// import * as streamSaver from "streamsaver";
|
// import * as streamSaver from "streamsaver";
|
||||||
|
|
||||||
import request from "../../util/request";
|
import request from "../../util/request";
|
||||||
|
|
@ -43,123 +44,19 @@
|
||||||
}
|
}
|
||||||
|
|
||||||
text = "Found " + URLs.length + " pages";
|
text = "Found " + URLs.length + " pages";
|
||||||
|
|
||||||
const file = streamSaver.createWriteStream(`${manga.title.en} ${chapter.data.attributes.chapter}.epub`, {
|
const file = streamSaver.createWriteStream(`${manga.title.en} ${chapter.data.attributes.chapter}.epub`, {
|
||||||
writableStrategy: undefined, // (optional)
|
writableStrategy: undefined, // (optional)
|
||||||
readableStrategy: undefined, // (optional)
|
readableStrategy: undefined, // (optional)
|
||||||
})
|
});
|
||||||
const writer = file.getWriter();
|
|
||||||
const zip = new Zip();
|
|
||||||
zip.ondata = (error, data, final) => {
|
|
||||||
if(error) {
|
|
||||||
console.error(error);
|
|
||||||
text = "Error: " + error.message;
|
|
||||||
state = "error";
|
|
||||||
}
|
|
||||||
if(data) {
|
|
||||||
writer.write(data);
|
|
||||||
}
|
|
||||||
if(final) {
|
|
||||||
writer.close();
|
|
||||||
}
|
|
||||||
};
|
|
||||||
|
|
||||||
const mimetype = new ZipPassThrough("mimetype");
|
|
||||||
zip.add(mimetype);
|
|
||||||
mimetype.push(enc.encode("application/epub+zip"), true);
|
|
||||||
|
|
||||||
const container = new ZipPassThrough("META-INF/container.xml");
|
const zip = await prepareEpub({
|
||||||
zip.add(container);
|
title: `https://manga.danbulant.eu/${mangaId}/${chapter.data.id}`,
|
||||||
container.push(enc.encode(`<?xml version="1.0" encoding="UTF-8" ?>
|
file,
|
||||||
<container version="1.0" xmlns="urn:oasis:names:tc:opendocument:xmlns:container">
|
chapter: chapter.data.attributes.chapter,
|
||||||
<rootfiles>
|
links: hashes,
|
||||||
<rootfile full-path="OEBPS/content.opf" media-type="application/oebps-package+xml"/>
|
updatedAt: chapter.data.attributes.updatedAt
|
||||||
</rootfiles>
|
});
|
||||||
</container>`), true);
|
|
||||||
|
|
||||||
const opf = new ZipPassThrough("OEBPS/content.opf");
|
|
||||||
zip.add(opf);
|
|
||||||
opf.push(enc.encode(`<?xml version="1.0"?>
|
|
||||||
<package version="3.0" xmlns="http://www.idpf.org/2007/opf" unique-identifier="bookid">
|
|
||||||
|
|
||||||
<metadata xmlns:opf="http://www.idpf.org/2007/opf" xmlns:dc="http://purl.org/dc/elements/1.1/"
|
|
||||||
xmlns:dcterms="http://purl.org/dc/terms/">
|
|
||||||
<dc:title>${manga.title.en} ${chapter.data.attributes.chapter}</dc:title>
|
|
||||||
<dc:language>en</dc:language>
|
|
||||||
<dc:creator>Unknown</dc:creator>
|
|
||||||
<dc:identifier id="bookid">https://manga.danbulant.eu/${mangaId}/${chapter.data.id}</dc:identifier>
|
|
||||||
<dc:type>Image</dc:type>
|
|
||||||
|
|
||||||
<meta property="dcterms:modified">${chapter.data.attributes.updatedAt.toString().split("+")[0]}Z</meta>
|
|
||||||
<meta property="rendition:layout">pre-paginated</meta>
|
|
||||||
<meta property="rendition:orientation">portrait</meta>
|
|
||||||
<meta property="rendition:spread">landscape</meta>
|
|
||||||
</metadata>
|
|
||||||
|
|
||||||
<manifest>
|
|
||||||
<item id="fallback" href="fallback.xhtml" media-type="application/xhtml+xml" />
|
|
||||||
${hashes.map((t, i) => ` <item id="i${i}" href="${t}" fallback="fallback" media-type="image/${t.substr(t.lastIndexOf(".") + 1) === "jpg" ? "jpeg" : "png"}"/>`).join("\n")}
|
|
||||||
${hashes.map((t, i) => ` <item id="p${i}" href="${i}.xhtml" media-type="application/xhtml+xml" />`).join("\n")}
|
|
||||||
|
|
||||||
<item id="ncxtoc" href="toc.ncx" media-type="application/x-dtbncx+xml"/>
|
|
||||||
</manifest>
|
|
||||||
|
|
||||||
<spine toc="ncxtoc">
|
|
||||||
${hashes.map((t, i) => ` <itemref idref="p${i}" linear="yes" />`).join("\n")}
|
|
||||||
<itemref idref="fallback" linear="no" />
|
|
||||||
</spine>
|
|
||||||
|
|
||||||
</package>`), true);
|
|
||||||
|
|
||||||
const ncx = new ZipPassThrough("OEBPS/toc.ncx");
|
|
||||||
zip.add(ncx);
|
|
||||||
ncx.push(enc.encode(`<?xml version="1.0" encoding="utf-8"?>
|
|
||||||
<!DOCTYPE ncx PUBLIC "-//NISO//DTD ncx 2005-1//EN" "http://www.daisy.org/z3986/2005/ncx-2005-1.dtd">
|
|
||||||
<ncx xmlns:ncx="http://www.daisy.org/z3986/2005/ncx/" version="2005-1">
|
|
||||||
<head>
|
|
||||||
<meta name="dtb:depth" content="1"/>
|
|
||||||
<meta name="dtb:totalPageCount" content="0"/>
|
|
||||||
<meta name="dtb:maxPageNumber" content="0"/>
|
|
||||||
</head>
|
|
||||||
<docTitle>
|
|
||||||
<text>${manga.title.en} ${chapter.data.attributes.chapter}</text>
|
|
||||||
</docTitle>
|
|
||||||
<docAuthor>
|
|
||||||
<text>Unknown</text>
|
|
||||||
</docAuthor>
|
|
||||||
|
|
||||||
<navMap>
|
|
||||||
${hashes.map((t, i) => `
|
|
||||||
<navPoint id="p${i}" playOrder="${i + 1}">
|
|
||||||
<navLabel>
|
|
||||||
<text>${manga.title.en} ${chapter.data.attributes.chapter} ${i}</text>
|
|
||||||
</navLabel>
|
|
||||||
<content src="${i}.xhtml"/>
|
|
||||||
</navPoint>
|
|
||||||
`).join("\n")}
|
|
||||||
</navMap>
|
|
||||||
</ncx>`), true);
|
|
||||||
|
|
||||||
const fallback = new ZipPassThrough("OEBPS/fallback.xhtml");
|
|
||||||
zip.add(fallback);
|
|
||||||
fallback.push(enc.encode(`<?xml version="1.0" encoding="UTF-8"?>
|
|
||||||
<html xmlns="http://www.w3.org/1999/xhtml" xmlns:epub="http://www.idpf.org/2007/ops">
|
|
||||||
<head>
|
|
||||||
<title>${manga.title.en} ${chapter.data.attributes.chapter}</title>
|
|
||||||
</head>
|
|
||||||
<body>
|
|
||||||
<h2>This book cannot be opened on this device or using this program</h2>
|
|
||||||
<p>We're sorry</p>
|
|
||||||
|
|
||||||
<nav epub:type="toc">
|
|
||||||
<h1>Chapter list</h1>
|
|
||||||
<ol>
|
|
||||||
<li>
|
|
||||||
<a href="p0.xhtml">Chapter ${chapter.data.attributes.chapter}</a>
|
|
||||||
</li>
|
|
||||||
</ol>
|
|
||||||
</nav>
|
|
||||||
</body>
|
|
||||||
</html>`), true);
|
|
||||||
|
|
||||||
for(var i = 0; i < URLs.length; i++) {
|
for(var i = 0; i < URLs.length; i++) {
|
||||||
text = `Saving page ${i + 1} of ${URLs.length}`;
|
text = `Saving page ${i + 1} of ${URLs.length}`;
|
||||||
|
|
|
||||||
130
src/util/generateEpub.js
Normal file
130
src/util/generateEpub.js
Normal file
|
|
@ -0,0 +1,130 @@
|
||||||
|
import { Zip, ZipPassThrough } from "fflate";
|
||||||
|
|
||||||
|
const enc = new TextEncoder();
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @param {object} opts
|
||||||
|
* @param {string[]} opts.links
|
||||||
|
* @param {WritableStream} opts.file
|
||||||
|
* @param {number} opts.chapter
|
||||||
|
* @param {string|Date} opts.updatedAt
|
||||||
|
*/
|
||||||
|
export async function prepareEpub(opts) {
|
||||||
|
const writer = opts.file.getWriter();
|
||||||
|
const zip = new Zip();
|
||||||
|
zip.ondata = (error, data, final) => {
|
||||||
|
if(error) {
|
||||||
|
console.error(error);
|
||||||
|
text = "Error: " + error.message;
|
||||||
|
state = "error";
|
||||||
|
}
|
||||||
|
if(data) {
|
||||||
|
writer.write(data);
|
||||||
|
}
|
||||||
|
if(final) {
|
||||||
|
writer.close();
|
||||||
|
}
|
||||||
|
};
|
||||||
|
|
||||||
|
const hashes = opts.links;
|
||||||
|
|
||||||
|
const mimetype = new ZipPassThrough("mimetype");
|
||||||
|
zip.add(mimetype);
|
||||||
|
mimetype.push(enc.encode("application/epub+zip"), true);
|
||||||
|
|
||||||
|
const container = new ZipPassThrough("META-INF/container.xml");
|
||||||
|
zip.add(container);
|
||||||
|
container.push(enc.encode(`<?xml version="1.0" encoding="UTF-8" ?>
|
||||||
|
<container version="1.0" xmlns="urn:oasis:names:tc:opendocument:xmlns:container">
|
||||||
|
<rootfiles>
|
||||||
|
<rootfile full-path="OEBPS/content.opf" media-type="application/oebps-package+xml"/>
|
||||||
|
</rootfiles>
|
||||||
|
</container>`), true);
|
||||||
|
|
||||||
|
const opf = new ZipPassThrough("OEBPS/content.opf");
|
||||||
|
zip.add(opf);
|
||||||
|
opf.push(enc.encode(`<?xml version="1.0"?>
|
||||||
|
<package version="3.0" xmlns="http://www.idpf.org/2007/opf" unique-identifier="bookid">
|
||||||
|
|
||||||
|
<metadata xmlns:opf="http://www.idpf.org/2007/opf" xmlns:dc="http://purl.org/dc/elements/1.1/"
|
||||||
|
xmlns:dcterms="http://purl.org/dc/terms/">
|
||||||
|
<dc:title>${opts.title}</dc:title>
|
||||||
|
<dc:language>en</dc:language>
|
||||||
|
<dc:creator>Unknown</dc:creator>
|
||||||
|
<dc:identifier id="bookid"></dc:identifier>
|
||||||
|
<dc:type>Image</dc:type>
|
||||||
|
|
||||||
|
<meta property="dcterms:modified">${opts.updatedAt.toString().split("+")[0]}Z</meta>
|
||||||
|
<meta property="rendition:layout">pre-paginated</meta>
|
||||||
|
<meta property="rendition:orientation">portrait</meta>
|
||||||
|
<meta property="rendition:spread">landscape</meta>
|
||||||
|
</metadata>
|
||||||
|
|
||||||
|
<manifest>
|
||||||
|
<item id="fallback" href="fallback.xhtml" media-type="application/xhtml+xml" />
|
||||||
|
${hashes.map((t, i) => ` <item id="i${i}" href="${t}" fallback="fallback" media-type="image/${t.substr(t.lastIndexOf(".") + 1) === "jpg" ? "jpeg" : "png"}"/>`).join("\n")}
|
||||||
|
${hashes.map((t, i) => ` <item id="p${i}" href="${i}.xhtml" media-type="application/xhtml+xml" />`).join("\n")}
|
||||||
|
|
||||||
|
<item id="ncxtoc" href="toc.ncx" media-type="application/x-dtbncx+xml"/>
|
||||||
|
</manifest>
|
||||||
|
|
||||||
|
<spine toc="ncxtoc">
|
||||||
|
${hashes.map((t, i) => ` <itemref idref="p${i}" linear="yes" />`).join("\n")}
|
||||||
|
<itemref idref="fallback" linear="no" />
|
||||||
|
</spine>
|
||||||
|
|
||||||
|
</package>`), true);
|
||||||
|
|
||||||
|
const ncx = new ZipPassThrough("OEBPS/toc.ncx");
|
||||||
|
zip.add(ncx);
|
||||||
|
ncx.push(enc.encode(`<?xml version="1.0" encoding="utf-8"?>
|
||||||
|
<!DOCTYPE ncx PUBLIC "-//NISO//DTD ncx 2005-1//EN" "http://www.daisy.org/z3986/2005/ncx-2005-1.dtd">
|
||||||
|
<ncx xmlns:ncx="http://www.daisy.org/z3986/2005/ncx/" version="2005-1">
|
||||||
|
<head>
|
||||||
|
<meta name="dtb:depth" content="1"/>
|
||||||
|
<meta name="dtb:totalPageCount" content="0"/>
|
||||||
|
<meta name="dtb:maxPageNumber" content="0"/>
|
||||||
|
</head>
|
||||||
|
<docTitle>
|
||||||
|
<text>${opts.title}</text>
|
||||||
|
</docTitle>
|
||||||
|
<docAuthor>
|
||||||
|
<text>Unknown</text>
|
||||||
|
</docAuthor>
|
||||||
|
|
||||||
|
<navMap>
|
||||||
|
${hashes.map((t, i) => `
|
||||||
|
<navPoint id="p${i}" playOrder="${i + 1}">
|
||||||
|
<navLabel>
|
||||||
|
<text>${opts.title} ${i}</text>
|
||||||
|
</navLabel>
|
||||||
|
<content src="${i}.xhtml"/>
|
||||||
|
</navPoint>
|
||||||
|
`).join("\n")}
|
||||||
|
</navMap>
|
||||||
|
</ncx>`), true);
|
||||||
|
|
||||||
|
const fallback = new ZipPassThrough("OEBPS/fallback.xhtml");
|
||||||
|
zip.add(fallback);
|
||||||
|
fallback.push(enc.encode(`<?xml version="1.0" encoding="UTF-8"?>
|
||||||
|
<html xmlns="http://www.w3.org/1999/xhtml" xmlns:epub="http://www.idpf.org/2007/ops">
|
||||||
|
<head>
|
||||||
|
<title>${opts.title}</title>
|
||||||
|
</head>
|
||||||
|
<body>
|
||||||
|
<h2>This book cannot be opened on this device or using this program</h2>
|
||||||
|
<p>We're sorry</p>
|
||||||
|
|
||||||
|
<nav epub:type="toc">
|
||||||
|
<h1>Chapter list</h1>
|
||||||
|
<ol>
|
||||||
|
<li>
|
||||||
|
<a href="p0.xhtml">Chapter ${opts.chapter}</a>
|
||||||
|
</li>
|
||||||
|
</ol>
|
||||||
|
</nav>
|
||||||
|
</body>
|
||||||
|
</html>`), true);
|
||||||
|
|
||||||
|
return zip;
|
||||||
|
}
|
||||||
Loading…
Reference in a new issue