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exports.read = read;
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exports._findPartPaths = findPartPaths;
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var promises = require("../promises");
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var documents = require("../documents");
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var Result = require("../results").Result;
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var zipfile = require("../zipfile");
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var readXmlFromZipFile = require("./office-xml-reader").readXmlFromZipFile;
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var createBodyReader = require("./body-reader").createBodyReader;
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var DocumentXmlReader = require("./document-xml-reader").DocumentXmlReader;
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var relationshipsReader = require("./relationships-reader");
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var contentTypesReader = require("./content-types-reader");
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var numberingXml = require("./numbering-xml");
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var stylesReader = require("./styles-reader");
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var notesReader = require("./notes-reader");
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var commentsReader = require("./comments-reader");
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var Files = require("./files").Files;
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function read(docxFile, input, options) {
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input = input || {};
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options = options || {};
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var files = new Files({
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externalFileAccess: options.externalFileAccess,
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relativeToFile: input.path
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});
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return promises.props({
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contentTypes: readContentTypesFromZipFile(docxFile),
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partPaths: findPartPaths(docxFile),
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docxFile: docxFile,
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files: files
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}).also(function(result) {
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return {
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styles: readStylesFromZipFile(docxFile, result.partPaths.styles)
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};
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}).also(function(result) {
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return {
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numbering: readNumberingFromZipFile(docxFile, result.partPaths.numbering, result.styles)
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};
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}).also(function(result) {
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return {
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footnotes: readXmlFileWithBody(result.partPaths.footnotes, result, function(bodyReader, xml) {
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if (xml) {
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return notesReader.createFootnotesReader(bodyReader)(xml);
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} else {
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return new Result([]);
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}
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}),
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endnotes: readXmlFileWithBody(result.partPaths.endnotes, result, function(bodyReader, xml) {
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if (xml) {
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return notesReader.createEndnotesReader(bodyReader)(xml);
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} else {
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return new Result([]);
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}
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}),
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comments: readXmlFileWithBody(result.partPaths.comments, result, function(bodyReader, xml) {
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if (xml) {
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return commentsReader.createCommentsReader(bodyReader)(xml);
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} else {
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return new Result([]);
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}
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})
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};
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}).also(function(result) {
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return {
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notes: result.footnotes.flatMap(function(footnotes) {
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return result.endnotes.map(function(endnotes) {
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return new documents.Notes(footnotes.concat(endnotes));
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});
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})
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};
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}).then(function(result) {
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return readXmlFileWithBody(result.partPaths.mainDocument, result, function(bodyReader, xml) {
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return result.notes.flatMap(function(notes) {
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return result.comments.flatMap(function(comments) {
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var reader = new DocumentXmlReader({
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bodyReader: bodyReader,
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notes: notes,
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comments: comments
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});
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return reader.convertXmlToDocument(xml);
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});
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});
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});
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});
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}
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function findPartPaths(docxFile) {
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return readPackageRelationships(docxFile).then(function(packageRelationships) {
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var mainDocumentPath = findPartPath({
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docxFile: docxFile,
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relationships: packageRelationships,
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relationshipType: "http://schemas.openxmlformats.org/officeDocument/2006/relationships/officeDocument",
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basePath: "",
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fallbackPath: "word/document.xml"
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});
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if (!docxFile.exists(mainDocumentPath)) {
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throw new Error("Could not find main document part. Are you sure this is a valid .docx file?");
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}
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return xmlFileReader({
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filename: relationshipsFilename(mainDocumentPath),
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readElement: relationshipsReader.readRelationships,
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defaultValue: relationshipsReader.defaultValue
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})(docxFile).then(function(documentRelationships) {
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function findPartRelatedToMainDocument(name) {
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return findPartPath({
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docxFile: docxFile,
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relationships: documentRelationships,
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relationshipType: "http://schemas.openxmlformats.org/officeDocument/2006/relationships/" + name,
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basePath: zipfile.splitPath(mainDocumentPath).dirname,
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fallbackPath: "word/" + name + ".xml"
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});
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}
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return {
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mainDocument: mainDocumentPath,
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comments: findPartRelatedToMainDocument("comments"),
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endnotes: findPartRelatedToMainDocument("endnotes"),
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footnotes: findPartRelatedToMainDocument("footnotes"),
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numbering: findPartRelatedToMainDocument("numbering"),
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styles: findPartRelatedToMainDocument("styles")
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};
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});
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});
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}
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function findPartPath(options) {
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var docxFile = options.docxFile;
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var relationships = options.relationships;
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var relationshipType = options.relationshipType;
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var basePath = options.basePath;
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var fallbackPath = options.fallbackPath;
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var targets = relationships.findTargetsByType(relationshipType);
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var normalisedTargets = targets.map(function(target) {
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return stripPrefix(zipfile.joinPath(basePath, target), "/");
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});
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var validTargets = normalisedTargets.filter(function(target) {
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return docxFile.exists(target);
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});
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if (validTargets.length === 0) {
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return fallbackPath;
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} else {
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return validTargets[0];
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}
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}
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function stripPrefix(value, prefix) {
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if (value.substring(0, prefix.length) === prefix) {
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return value.substring(prefix.length);
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} else {
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return value;
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}
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}
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function xmlFileReader(options) {
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return function(zipFile) {
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return readXmlFromZipFile(zipFile, options.filename)
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.then(function(element) {
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return element ? options.readElement(element) : options.defaultValue;
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});
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};
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}
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function readXmlFileWithBody(filename, options, func) {
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var readRelationshipsFromZipFile = xmlFileReader({
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filename: relationshipsFilename(filename),
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readElement: relationshipsReader.readRelationships,
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defaultValue: relationshipsReader.defaultValue
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});
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return readRelationshipsFromZipFile(options.docxFile).then(function(relationships) {
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var bodyReader = new createBodyReader({
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relationships: relationships,
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contentTypes: options.contentTypes,
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docxFile: options.docxFile,
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numbering: options.numbering,
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styles: options.styles,
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files: options.files
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});
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return readXmlFromZipFile(options.docxFile, filename)
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.then(function(xml) {
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return func(bodyReader, xml);
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});
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});
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}
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function relationshipsFilename(filename) {
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var split = zipfile.splitPath(filename);
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return zipfile.joinPath(split.dirname, "_rels", split.basename + ".rels");
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}
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var readContentTypesFromZipFile = xmlFileReader({
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filename: "[Content_Types].xml",
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readElement: contentTypesReader.readContentTypesFromXml,
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defaultValue: contentTypesReader.defaultContentTypes
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});
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function readNumberingFromZipFile(zipFile, path, styles) {
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return xmlFileReader({
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filename: path,
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readElement: function(element) {
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return numberingXml.readNumberingXml(element, {styles: styles});
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},
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defaultValue: numberingXml.defaultNumbering
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})(zipFile);
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}
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function readStylesFromZipFile(zipFile, path) {
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return xmlFileReader({
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filename: path,
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readElement: stylesReader.readStylesXml,
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defaultValue: stylesReader.defaultStyles
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})(zipFile);
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}
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var readPackageRelationships = xmlFileReader({
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filename: "_rels/.rels",
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readElement: relationshipsReader.readRelationships,
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defaultValue: relationshipsReader.defaultValue
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});
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