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exports.read = read;
var q = require("q");
var _ = require("underscore");
var ZipFile = require("zipfile").ZipFile;
var path = require("path");
var xmlreader = require("./xmlreader");
var documents = require("./documents");
var DocumentXmlReader = require("./document-xml-reader").DocumentXmlReader;
var Result = require("./results").Result;
function read(docxFile) {
if (_.isString(docxFile)) {
var zipFile = new ZipFile(docxFile);
var exists = function(path) {
return zipFile.names.indexOf(path) !== -1;
}
docxFile = {
read: function(path, encoding) {
if (exists(path)) {
return q.ninvoke(zipFile, "readFile", path)
.then(function(value) {
if (encoding) {
return value.toString(encoding);
} else {
return value;
}
});
} else {
return q.reject(new Error("No file in zip: " + path));
}
},
exists: exists
};
}
return q.all([
readXmlFile(docxFile, "word/_rels/document.xml.rels"),
readXmlFile(docxFile, "word/document.xml")
]).spread(function(relationshipsXml, documentXml) {
var relationships = relationshipsXml ? readRelationships(relationshipsXml) : {};
var reader = new DocumentXmlReader(relationships, docxFile);
return reader.convertXmlToDocument(documentXml);
});
}
function readXmlFile(docxFile, path) {
if (docxFile.exists(path)) {
return docxFile.read(path, "utf-8")
.then(xmlreader.read);
} else {
return null;
}
}
function readRelationships(relationshipsXml) {
var relationships = {};
relationshipsXml.root.children.forEach(function(child) {
if (child.name === "Relationship") {
relationships[child.attributes.Id] = {
target: child.attributes.Target
};
}
});
return relationships;
}
function parseXml(string) {
return xmlreader.read(string);
}
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