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exports.read = read;
var path = require("path");
var promises = require("../promises");
var documents = require("../documents");
var Result = require("../results").Result;
var readXmlFromZipFile = require("./office-xml-reader").readXmlFromZipFile;
var createBodyReader = require("./body-reader").createBodyReader;
var DocumentXmlReader = require("./document-xml-reader").DocumentXmlReader;
var relationshipsReader = require("./relationships-reader");
var contentTypesReader = require("./content-types-reader");
var numberingXml = require("./numbering-xml");
var stylesReader = require("./styles-reader");
var notesReader = require("./notes-reader");
var commentsReader = require("./comments-reader");
var Files = require("./files").Files;
function read(docxFile, input) {
input = input || {};
return promises.props({
contentTypes: readContentTypesFromZipFile(docxFile),
numbering: readNumberingFromZipFile(docxFile),
styles: readStylesFromZipFile(docxFile),
packageRelationships: readFileRelationships(docxFile),
docxFile: docxFile,
files: new Files(input.path ? path.dirname(input.path) : null)
}).also(function(result) {
return {
footnotes: readXmlFileWithBody("word/footnotes.xml", result, function(bodyReader, xml) {
if (xml) {
return notesReader.createFootnotesReader(bodyReader)(xml);
} else {
return new Result([]);
}
}),
endnotes: readXmlFileWithBody("word/endnotes.xml", result, function(bodyReader, xml) {
if (xml) {
return notesReader.createEndnotesReader(bodyReader)(xml);
} else {
return new Result([]);
}
}),
comments: readXmlFileWithBody("word/comments.xml", result, function(bodyReader, xml) {
if (xml) {
return commentsReader.createCommentsReader(bodyReader)(xml);
} else {
return new Result([]);
}
})
};
}).also(function(result) {
return {
notes: result.footnotes.flatMap(function(footnotes) {
return result.endnotes.map(function(endnotes) {
return new documents.Notes(footnotes.concat(endnotes));
});
})
};
}).then(function(result) {
var documentFilename = findDocumentFilename(docxFile, result.packageRelationships);
return readXmlFileWithBody(documentFilename, result, function(bodyReader, xml) {
return result.notes.flatMap(function(notes) {
return result.comments.flatMap(function(comments) {
var reader = new DocumentXmlReader({
bodyReader: bodyReader,
notes: notes,
comments: comments
});
return reader.convertXmlToDocument(xml);
});
});
});
});
}
function findDocumentFilename(docxFile, relationships) {
var officeDocumentType = "http://schemas.openxmlformats.org/officeDocument/2006/relationships/officeDocument";
var targets = relationships.findTargetsByType(officeDocumentType).concat(["word/document.xml"]);
var normalisedTargets = targets.map(function(target) {
return stripPrefix(target, "/");
});
var validTargets = normalisedTargets.filter(function(target) {
return docxFile.exists(target);
});
if (validTargets.length === 0) {
throw new Error("Could not find main document part. Are you sure this is a valid .docx file?");
} else {
return validTargets[0];
}
}
function stripPrefix(value, prefix) {
if (value.substring(0, prefix.length) === prefix) {
return value.substring(prefix.length);
} else {
return value;
}
}
function xmlFileReader(options) {
return function(zipFile) {
return readXmlFromZipFile(zipFile, options.filename)
.then(function(element) {
return element ? options.readElement(element) : options.defaultValue;
});
};
}
function readXmlFileWithBody(filename, options, func) {
var readRelationshipsFromZipFile = xmlFileReader({
filename: relationshipsFilename(filename),
readElement: relationshipsReader.readRelationships,
defaultValue: relationshipsReader.defaultValue
});
return readRelationshipsFromZipFile(options.docxFile).then(function(relationships) {
var bodyReader = new createBodyReader({
relationships: relationships,
contentTypes: options.contentTypes,
docxFile: options.docxFile,
numbering: options.numbering,
styles: options.styles,
files: options.files
});
return readXmlFromZipFile(options.docxFile, filename)
.then(function(xml) {
return func(bodyReader, xml);
});
});
}
function relationshipsFilename(filename) {
var parts = filename.split("/");
return parts.slice(0, parts.length - 1).join("/") +
"/_rels/" + parts[parts.length - 1] + ".rels";
}
var readContentTypesFromZipFile = xmlFileReader({
filename: "[Content_Types].xml",
readElement: contentTypesReader.readContentTypesFromXml,
defaultValue: contentTypesReader.defaultContentTypes
});
var readNumberingFromZipFile = xmlFileReader({
filename: "word/numbering.xml",
readElement: numberingXml.readNumberingXml,
defaultValue: numberingXml.defaultNumbering
});
var readStylesFromZipFile = xmlFileReader({
filename: "word/styles.xml",
readElement: stylesReader.readStylesXml,
defaultValue: stylesReader.defaultStyles
});
var readFileRelationships = xmlFileReader({
filename: "_rels/.rels",
readElement: relationshipsReader.readRelationships,
defaultValue: relationshipsReader.defaultValue
});
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