From bb8a0943105f2c2a4e295de276a68a16a84f00aa Mon Sep 17 00:00:00 2001
From: Ned Letcher <nletcher@gmail.com>
Date: Wed, 21 Feb 2018 01:44:08 +1100
Subject: [PATCH] fixed parsing errors not flowing back into interface

---
 bin/run-web            |  7 +++----
 typediff/server.py     | 19 +++++++++++--------
 typediff/typediff.py   |  1 -
 www/static/typediff.js |  3 ++-
 4 files changed, 16 insertions(+), 14 deletions(-)

diff --git a/bin/run-web b/bin/run-web
index c69caf1..15c872c 100755
--- a/bin/run-web
+++ b/bin/run-web
@@ -7,8 +7,8 @@ This script runs the typediff webapp. Options are:
 
   --port PORT        Runs the app on port PORT.
                      
-  --debug            Runs mod_wsgi-express with --debug-mode and --enable-debugger
-                     flags enabled.   
+  --debug            Runs mod_wsgi-express with --debug-mode, --enable-debugger
+                     and --log-to-terminal flags enabled.   
 
   --echo             Don't run the app, just echo the underlying mod_wsgi-express 
                      command that would have been run with the configuration 
@@ -30,7 +30,7 @@ while [[ ${1} == --* ]]; do
             shift 2
             ;;
         --debug)
-            DEBUGFLAGS="--debug-mode --enable-debugger"
+            DEBUGFLAGS="--log-to-terminal --debug-mode --enable-debugger"
             shift 1
             ;;
         --echo)
@@ -64,6 +64,5 @@ ${ECHO} mod_wsgi-express start-server \
                  --directory-index index.html \
                  --include-file httpd.conf \
                  --request-timeout 180 \
-                 --log-to-terminal \
                  --application-type module \
                  --entry-point typediff.wsgi
diff --git a/typediff/server.py b/typediff/server.py
index 6a64ad9..d5e67c8 100644
--- a/typediff/server.py
+++ b/typediff/server.py
@@ -9,17 +9,13 @@
 from .config import LOGONROOT, TREEBANKLIST, FANGORNPATH, PROFILELIST
 from .gram import get_grammar, get_grammars
 from .delphin import (init_paths, JSONEncoder, load_hierarchy, Treebank,
-                      dotdict, Profile)
+                      dotdict, Profile, AceError)
 
 # set LOGONROOT environment variable in case it's not set
 init_paths(logonroot=LOGONROOT)
 
 from .typediff import typediff_web, process_sentences, process_profiles
 
-# TODO:
-# create a setup.py file with executable entry points for the main functions of:
-# -- typediff.py, grammar-utils.py, type-stats.py, parseit.py, queryex.py, eval.py
-
 
 app = Flask(__name__)
 app.json_encoder = JSONEncoder
@@ -39,9 +35,16 @@ def parse_types():
 
     pos_inputs = request.form.get('pos-items', '').strip().splitlines()
     neg_inputs = request.form.get('neg-items', '').strip().splitlines()
-    pos_items = process_sentences(pos_inputs, opts)
-    neg_items = process_sentences(neg_inputs, opts)
-    return jsonify(typediff_web(pos_items, neg_items, opts))
+    try:
+        pos_items = process_sentences(pos_inputs, opts)
+        neg_items = process_sentences(neg_inputs, opts)
+    except AceError as e:
+        return jsonify({'success':False, 'error': e.msg})
+
+    data = typediff_web(pos_items, neg_items, opts)
+    data['success'] = True
+
+    return jsonify(data)
 
 
 @app.route('/process-profiles', methods=['POST'])
diff --git a/typediff/typediff.py b/typediff/typediff.py
index d88a2a8..a817466 100755
--- a/typediff/typediff.py
+++ b/typediff/typediff.py
@@ -167,7 +167,6 @@ def type_data():
 
 def typediff_web(pos_items, neg_items, opts):
     data = {
-        'success': True,
         'pos-items' : pos_items,
         'neg-items' : neg_items,
         'descendants' : load_descendants(opts.grammar) if opts.desc else False,
diff --git a/www/static/typediff.js b/www/static/typediff.js
index ecd285d..6eb73b9 100644
--- a/www/static/typediff.js
+++ b/www/static/typediff.js
@@ -449,7 +449,8 @@ function processPostData(data) {
         // applyFilters calls doDiff even when there are no filters();
         applyFilters();
     } else {
-        showStatusBox('#fail-box').html(data.error.replace(/\n/g, '<br/>'));
+        $('#fail-box').html(data.error.replace(/\n/g, '<br/>'));
+        showStatusBox('#fail-box');
         updateButtons();
     }
 }