r2-shared-js
Version:
Readium 2 'shared' for NodeJS (TypeScript)
162 lines • 7.71 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.DaisyBookis = void 0;
exports.isDaisyPublication = isDaisyPublication;
exports.DaisyParsePromise = DaisyParsePromise;
const tslib_1 = require("tslib");
const debug_ = require("debug");
const fs = require("fs");
const path = require("path");
const metadata_1 = require("../models/metadata");
const publication_1 = require("../models/publication");
const UrlUtils_1 = require("r2-utils-js/dist/es6-es2015/src/_utils/http/UrlUtils");
const zipFactory_1 = require("r2-utils-js/dist/es6-es2015/src/_utils/zip/zipFactory");
const zipHasEntry_1 = require("../_utils/zipHasEntry");
const daisy_convert_ncc_to_opf_ncx_1 = require("./daisy-convert-ncc-to-opf-ncx");
const epub_daisy_common_1 = require("./epub-daisy-common");
const debug = debug_("r2:shared#parser/daisy");
var DaisyBookis;
(function (DaisyBookis) {
DaisyBookis["LocalExploded"] = "LocalExploded";
DaisyBookis["LocalPacked"] = "LocalPacked";
DaisyBookis["RemoteExploded"] = "RemoteExploded";
DaisyBookis["RemotePacked"] = "RemotePacked";
})(DaisyBookis || (exports.DaisyBookis = DaisyBookis = {}));
function isDaisyPublication(urlOrPath) {
return tslib_1.__awaiter(this, void 0, void 0, function* () {
let p = urlOrPath;
const http = (0, UrlUtils_1.isHTTP)(urlOrPath);
if (http) {
const url = new URL(urlOrPath);
p = url.pathname;
return undefined;
}
else if (/\.daisy[23]?$/i.test(path.extname(path.basename(p)))) {
return DaisyBookis.LocalPacked;
}
else if (fs.existsSync(path.join(urlOrPath, "package.opf")) ||
fs.existsSync(path.join(urlOrPath, "Book.opf")) ||
fs.existsSync(path.join(urlOrPath, "ncc.html")) ||
fs.existsSync(path.join(urlOrPath, "speechgen.opf"))) {
if (!fs.existsSync(path.join(urlOrPath, "META-INF", "container.xml"))) {
return DaisyBookis.LocalExploded;
}
}
else {
let zip;
try {
zip = yield (0, zipFactory_1.zipLoadPromise)(urlOrPath);
}
catch (err) {
debug(err);
return Promise.reject(err);
}
if (!(yield (0, zipHasEntry_1.zipHasEntry)(zip, "META-INF/container.xml", undefined))) {
const entries = yield zip.getEntries();
const opfZipEntryPath = entries.find((entry) => {
return /ncc\.html$/i.test(entry) || /\.opf$/i.test(entry);
});
if (!opfZipEntryPath) {
return undefined;
}
return DaisyBookis.LocalPacked;
}
}
return undefined;
});
}
function DaisyParsePromise(filePath) {
return tslib_1.__awaiter(this, void 0, void 0, function* () {
let zip;
try {
zip = yield (0, zipFactory_1.zipLoadPromise)(filePath);
}
catch (err) {
debug(err);
return Promise.reject(err);
}
if (!zip.hasEntries()) {
return Promise.reject("Daisy zip empty");
}
const publication = new publication_1.Publication();
publication.Context = ["https://readium.org/webpub-manifest/context.jsonld"];
publication.Metadata = new metadata_1.Metadata();
publication.Metadata.RDFType = "http://schema.org/Book";
publication.AddToInternal("filename", path.basename(filePath));
publication.AddToInternal("type", "daisy");
publication.AddToInternal("zip", zip);
const entries = yield zip.getEntries();
let opfZipEntryPath = entries.find((entry) => {
return /\.opf$/i.test(entry);
});
let daisy2NccZipEntryPath;
if (!opfZipEntryPath) {
daisy2NccZipEntryPath = entries.find((entry) => {
return /ncc\.html$/i.test(entry);
});
opfZipEntryPath = daisy2NccZipEntryPath;
}
if (!opfZipEntryPath) {
return Promise.reject("DAISY3 OPF package XML file or DAISY2 NCC cannot be found.");
}
const rootfilePathDecoded = opfZipEntryPath;
if (!rootfilePathDecoded) {
return Promise.reject("?!rootfile.PathDecoded");
}
let opf;
let ncx;
if (daisy2NccZipEntryPath) {
[opf, ncx] = yield (0, daisy_convert_ncc_to_opf_ncx_1.convertNccToOpfAndNcx)(zip, rootfilePathDecoded, opfZipEntryPath);
}
else {
opf = yield (0, epub_daisy_common_1.getOpf)(zip, rootfilePathDecoded, opfZipEntryPath);
if (opf.Manifest) {
let ncxManItem = opf.Manifest.find((manifestItem) => {
return manifestItem.MediaType === "application/x-dtbncx+xml";
});
if (!ncxManItem) {
ncxManItem = opf.Manifest.find((manifestItem) => {
return manifestItem.MediaType === "text/xml" &&
manifestItem.Href && /\.ncx$/i.test(manifestItem.Href);
});
}
if (ncxManItem) {
ncx = yield (0, epub_daisy_common_1.getNcx)(ncxManItem, opf, zip);
}
}
}
(0, epub_daisy_common_1.addLanguage)(publication, opf);
(0, epub_daisy_common_1.addTitle)(publication, undefined, opf);
(0, epub_daisy_common_1.addIdentifier)(publication, opf);
(0, epub_daisy_common_1.addOtherMetadata)(publication, undefined, opf);
(0, epub_daisy_common_1.setPublicationDirection)(publication, opf);
(0, epub_daisy_common_1.findContributorInMeta)(publication, undefined, opf);
yield (0, epub_daisy_common_1.fillSpineAndResource)(publication, undefined, opf, zip, addLinkData);
(0, epub_daisy_common_1.fillTOC)(publication, opf, ncx);
(0, epub_daisy_common_1.fillSubject)(publication, opf);
(0, epub_daisy_common_1.fillPublicationDate)(publication, undefined, opf);
return publication;
});
}
const addLinkData = (publication, _rootfile, opf, zip, linkItem, item) => tslib_1.__awaiter(void 0, void 0, void 0, function* () {
var _a;
if ((_a = publication.Metadata) === null || _a === void 0 ? void 0 : _a.AdditionalJSON) {
const isFullTextAudio = publication.Metadata.AdditionalJSON["dtb:multimediaType"] === "audioFullText" ||
publication.Metadata.AdditionalJSON["ncc:multimediaType"] === "audioFullText" || (!publication.Metadata.AdditionalJSON["dtb:multimediaType"] &&
!publication.Metadata.AdditionalJSON["ncc:multimediaType"]);
const isAudioOnly = publication.Metadata.AdditionalJSON["dtb:multimediaType"] === "audioNCX" ||
publication.Metadata.AdditionalJSON["ncc:multimediaType"] === "audioNcc";
const isTextOnly = publication.Metadata.AdditionalJSON["dtb:multimediaType"] === "textNCX" ||
publication.Metadata.AdditionalJSON["ncc:multimediaType"] === "textNcc";
if (isFullTextAudio || isTextOnly || isAudioOnly) {
yield (0, epub_daisy_common_1.addMediaOverlaySMIL)(linkItem, item, opf, zip);
if (linkItem.MediaOverlays && !linkItem.MediaOverlays.initialized) {
yield (0, epub_daisy_common_1.lazyLoadMediaOverlays)(publication, linkItem.MediaOverlays);
if (isFullTextAudio || isAudioOnly) {
(0, epub_daisy_common_1.updateDurations)(linkItem.MediaOverlays.duration, linkItem);
}
}
}
}
});
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