evalweb: Add support for links to compare results

evalweb/evalweb.py

@@ -60,11 +60,19 @@ def compare() -> str:
     student_area = ""  # areas remembers user input or replace it with examples
     teacher_area = ""
 
-    if request.method == 'POST' and 'submit_button' in request.form:
+    print(request.form)
+    if (request.method == 'POST' and 'submit_button' in request.form) \
+            or (request.method == 'GET' and 'link' in request.args):
+        if request.method == 'POST':
             teacher_type = teacher_form.make.data
             teacher_string = request.form['teacher_string']
             student_type = student_form.make.data
             student_string = request.form['student_string']
+        else:
+            teacher_type = request.args["tt"]
+            teacher_string = request.args["ta"]
+            student_type = request.args["st"]
+            student_string = request.args["sa"]
         student_area = student_string
         teacher_area = teacher_string
 
@@ -114,7 +122,11 @@ def compare() -> str:
                                teacher=checker.teacher,
                                student=checker.student,
                                teacher_type_string=types[checker.teacher.task],
-                               student_type_string=tasks[checker.student.task])
+                               student_type_string=tasks[checker.student.task],
+                               teacher_type=teacher_type,
+                               student_type=student_type,
+                               teacher_string=teacher_string,
+                               student_string=student_string)
 
     if request.method == 'POST' and 'example_button' in request.form:
         # of which types examples should be

evalweb/static/style.css

@@ -33,6 +33,13 @@ a {
     color: #377ba8;
 }
 
+a.anchor {
+    text-decoration: none;
+    color: gray;
+    vertical-align: sub;
+    font-size: 60%;
+}
+
 hr {
     border: none;
     border-top: 1px solid lightgray;

evalweb/templates/result_compare.html

 {% extends 'base.html' %}
 
 {% block header %}
-    <h1>Výsledek porovnání</h1>
+    <h1>Výsledek porovnání
+    <a class="anchor" href="?link&tt={{teacher_type | urlencode}}&ta={{teacher_string | urlencode}}&st={{student_type | urlencode}}&sa={{student_string | urlencode}}">⚓</a></h1>
 {% endblock %}
 
 {% block content %}