Added script to output all level guides for a campaign

scripts/mongodb/queries/level-guides.js

@@ -0,0 +1,17 @@
+// Finds all level guides for a particular campaign.
+
+var campaignSlug = 'intro';
+var campaign = db.campaigns.findOne({slug: campaignSlug});
+var levelOriginals = Object.keys(campaign.levels);
+levelOriginals.forEach(function(original) {
+  var level = db.levels.findOne({original: ObjectId(original), slug: {$exists: true}});
+  //print("found level", level);
+  (level.documentation.specificArticles || []).forEach(function(doc) {
+    if (doc.name != 'Overview') return;
+    var exclusionRegex = new RegExp("```(clojure|lua|coffeescript|io)\n[^`]+```\n?", 'gm');
+    var body = doc.body.replace(exclusionRegex, '');
+    body = body.replace(/```python/g, '**Python**:\n```python');
+    body = body.replace(/```javascript/g, '**JavaScript**:\n```javascript');
+    print("\n\n## " + level.name + " Overview:\n\n" + body);
+  });
+});