Read numbering from document.xml

1 files changed, 20 insertions, 4 deletions

diff --git a/lib/numbering-xml.js b/lib/numbering-xml.js
index f983448..7e64dc2 100644
--- a/lib/numbering-xml.js
+++ b/lib/numbering-xml.js
@@ -1,8 +1,17 @@
+var readXmlFromZipFile = require("./office-xml-reader").readXmlFromZipFile;
+
 exports.readNumberingXml = readNumberingXml;
+exports.readNumberingFromZipFile = readNumberingFromZipFile;
+exports.Numbering = Numbering;
 
-function readNumberingXml(xml) {
-    var abstractNums = readAbstractNums(xml);
-    var nums = readNums(xml, abstractNums);
+function readNumberingFromZipFile(file) {
+    return readXmlFromZipFile(file, "word/numbering.xml")
+        .then(function(xml) {
+            return xml ? readNumberingXml(xml) : new Numbering({});
+        });
+}
+
+function Numbering(nums) {
     return {
         findLevel: function(numId, level) {
             var num = nums[numId];
@@ -15,6 +24,12 @@ function readNumberingXml(xml) {
     };
 }
 
+function readNumberingXml(xml) {
+    var abstractNums = readAbstractNums(xml);
+    var nums = readNums(xml, abstractNums);
+    return new Numbering(nums);
+}
+
 function readAbstractNums(xml) {
     var abstractNums = {};
     xml.root.getElementsByTagName("w:abstractNum").forEach(function(element) {
@@ -30,7 +45,8 @@ function readAbstractNum(element) {
         var levelIndex = levelElement.attributes["w:ilvl"];
         var numFmt = levelElement.first("w:numFmt").attributes["w:val"];
         levels[levelIndex] = {
-            isOrdered: numFmt !== "bullet"
+            isOrdered: numFmt !== "bullet",
+            level: levelIndex
         };
     });
     return levels;