Also use JSON in feedback request; update docs.

doc/rest_api.md

@@ -69,6 +69,10 @@ Transliterate an input string into a given language.
 
 ### POST body
 
+MIME type: `application/json`
+
+Content: JSON object with the following keys:
+
 - `lang`: Language code as given by the `/languages` endpoint. 
 - `text`: Input text to be transliterated.
 - `capitalize`: One of `first` (capitalize the first letter of the input),
@@ -92,3 +96,22 @@ Content: JSON object containing two keys: `ouput` containing the transliterated
 string; and `warnings` containing a list of warnings. Characters not found in
 the mapping are copied verbatim in the transliterated string (see
 "Configuration files" section for more information).
+
+## `POST /feedback`
+
+Send a feedback form about a transliteration result.
+
+### POST body
+
+MIME type: `application/json`
+
+Content: JSON object with the following keys:
+
+    `lang`: language of the transliteration. Mandatory.
+    `src`: source text. Mandatory.
+    `t_dir`: transliteration direction. If omitted, it defaults to `s2r`.
+    `result`: result of the transliteration. Mandatory.
+    `expected`: expected result. Mandatory.
+    `options`: options passed to the request, if any.
+    `notes`: optional user notes.
+    `contact`: contact email for feedback. Optional.

scriptshifter/rest_api.py

@@ -131,14 +131,9 @@ def feedback():
     """
     Allows users to provide feedback to improve a specific result.
     """
-    lang = request.form["lang"]
-    src = request.form["src"]
-    t_dir = request.form.get("t_dir", "s2r")
-    result = request.form["result"]
-    expected = request.form["expected"]
-    options = request.form.get("options", {})
-    notes = request.form.get("notes")
-    contact = request.form.get("contact")
+    t_dir = request.json.get("t_dir", "s2r")
+    options = request.json.get("options", {})
+    contact = request.json.get("contact")
 
     msg = EmailMessage()
     msg["subject"] = "Scriptshifter feedback report"
@@ -148,16 +143,16 @@ def feedback():
         msg["cc"] = contact
     msg.set_content(f"""
         *Scriptshifter feedback report from {contact or 'anonymous'}*\n\n
-        *Language:* {lang}\n
+        *Language:* {request.json['lang']}\n
         *Direction:* {
                     'Roman to Script' if t_dir == 'r2s'
                     else 'Script to Roman'}\n
-        *Source:* {src}\n
-        *Result:* {result}\n
-        *Expected result:* {expected}\n
+        *Source:* {request.json['src']}\n
+        *Result:* {request.json['result']}\n
+        *Expected result:* {request.json['expected']}\n
         *Applied options:* {dumps(options)}\n
         *Notes:*\n
-        {notes}""")
+        {request.json['notes']}""")
 
     # TODO This uses a test SMTP server:
     # python -m smtpd -n -c DebuggingServer localhost:1025