take links and images out of md before conversion to roff

lib/fileio.js

@@ -2,12 +2,13 @@
 
 var remark = require('remark');
 var man = require('remark-man');
+var remarkUnlink = require('remark-unlink');
 var Promise = require('bluebird');
 var fsReadFile = Promise.promisify(require('fs').readFile);
-var getArticlePath = require('../lib/util').getArticlePath;
 var fsWriteFile = Promise.promisify(require('fs').writeFile);
 var fsUnlink = Promise.promisify(require('fs').unlink);
 var path = require('path');
+var getArticlePath = require('./util').getArticlePath;
 
 var tmpFile = path.resolve('./tmp/tmpfile');
 
@@ -15,19 +16,17 @@ exports.convert = convert;
 exports.getContents = getContents;
 exports.tmpSave = tmpSave;
 exports.removeTmp = removeTmp;
+exports.processMd = processMd;
 
 function convert(contents, options) {
   return remark.use(man, options).process(contents);
 }
 
 function getContents(article) {
+  article.path = getArticlePath(article.path);
   return fsReadFile(article.path, 'utf-8').then(function readArticle(contents) {
-    return {
-      path: getArticlePath(article.path),
-      title: article.title,
-      description: article.description,
-      contents: contents,
-    };
+    article.contents = contents;
+    return article;
   }).catch(function failReadArticle(err) {
     console.log('Can\'t read ' + article.path + '. This should never happen. Try refreshing the database?');
     console.log('Error: ' + err);
@@ -51,3 +50,8 @@ function removeTmp() {
     console.log('Error: ', + err);
   });
 }
+
+function processMd(article) {
+  article.contents = remark().use(remarkUnlink).process(article.contents);
+  return article;
+}

test/fileio.js

@@ -27,6 +27,10 @@ describe('methods', function() {
   it('has a removeTmp function', function() {
     expect(fileio.removeTmp).to.be.a('function');
   });
+
+  it('has a processMd function', function() {
+    expect(fileio.processMd).to.be.a('function');
+  });
 });
 
 describe('getContents', function() {
@@ -113,3 +117,15 @@ describe('removeTmp', function() {
     });
   });
 });
+
+describe('processMd', function() {
+  var article = {
+    contents: '[foo](http://www.bar.com)',
+  };
+
+  it('processes the markdown', function() {
+    var converted = fileio.processMd(article);
+    expect(converted).to.be.an('object');
+    expect(converted.contents).to.equal('foo\n');
+  });
+});