2 files changed, 16 insertions, 1 deletions
diff --git a/kpov_judge/web/kpov_judge/kpov_judge.py b/kpov_judge/web/kpov_judge/kpov_judge.py
index 6b1f144..0499b11 100755
--- a/kpov_judge/web/kpov_judge/kpov_judge.py
+++ b/kpov_judge/web/kpov_judge/kpov_judge.py
@@ -8,6 +8,7 @@ import random
 import settings
 import datetime
 import kpov_random_helpers
+import traceback
 
 app = Flask(__name__)
 app.config.from_object(settings)
@@ -169,7 +170,8 @@ def get_params(task_id, student_id, db):
                     {'$set': computer}, upsert=True)
         except Exception, e:
             meta = {'crash':{'public': True}}
-            params = {'crash': "Parameter creator crashed or missing:" + str(e)}
+            params = {'crash': "Parameter creator crashed or missing:\n{}".format(
+                traceback.format_exc())}
     else:
         params = params['params']
     return params, meta
@@ -179,6 +181,16 @@ def task_lang_redirect(task_id):
     return redirect(url_for('task_greeting', task_id = task_id, 
         lang=app.config['DEFAULT_LANG']))
 
+@app.route('/tasks/<task_id>/<lang>/howto/', methods = ['GET'])
+def task_howto(task_id, lang):
+    db = g.db
+    return db.howtos.find({'task_id': task_id, 'lang':lang})[0].get('text', '')
+
+@app.route('/tasks/<task_id>/<lang>/images/<fname>', methods = ['GET'])
+def task_image(task_id, lang, fname):
+    db = g.db
+    return db.howto_images.find({'task_id': task_id, 'fname':fname})[0].get('data', '')
+
 @app.route('/tasks/<task_id>/<lang>/', methods = ['GET'])
 def task_greeting(task_id, lang):
     student_id = flask.app.request.environ.get('REMOTE_USER', 'Nobody')
diff --git a/kpov_judge/web/kpov_judge/templates/task_greeting.html b/kpov_judge/web/kpov_judge/templates/task_greeting.html
index bceb18c..b1ede6c 100644
--- a/kpov_judge/web/kpov_judge/templates/task_greeting.html
+++ b/kpov_judge/web/kpov_judge/templates/task_greeting.html
@@ -8,6 +8,9 @@
 {{instructions}}
 </pre>
 <p>
+<p>
+<a href='howto/'>Podrobna navodila (HOWTO)</a>
+</p>
 <h2>Računalniki v vaji</h2>
 {% for c in computers %}
   <h3>{{c['name']}}</h3>