class Survey(form.Form):
"""Marked question"""
name = fields.Field("Survey name")
answer = fields.Expression("Your answer", nosave=True, editable=True)
correct_answer = fields.Expression("Correct Answer", required=True)
max_error = fields.Expression("Maximal error", default=0)
before = fields.Markdown("Before field text", default="Your answer:")
after = fields.Markdown("After field text")
question = fields.Markdown("Question")
marking_type = fields.Select(
"Marking type",
options=["Default", "Numerical", "Fraction"],
default="Default",
)
template = """
<p v-if="config.edit || payload.question">`question`</p>
<widget-settings v-if="config.edit">
<config-option name="Correct Answer">`correct_answer`</config-option>
<config-option name="Tolerated error">`max_error`</config-option>
<config-option name="Marking type">`marking_type`</config-option>
</widget-settings>
<survey
:config="config"
:name="payload.name"
:showStats="config.authState.loggedIn"
:correct="computed.correct"
:value="payload.answer">
<span v-if="config.edit || payload.before">`before`</span>
`answer`
<span v-if="config.edit || payload.after">`after`</span>
</survey>
"""
_total_marks = 1
@property
def _marks(self):
return 1 if self.correct else 0
@fields.computed("Correct", field=fields.Boolean)
def correct(self):
if self.answer is None:
return False
elif self.marking_type == "Numerical":
numbers = sympy.core.numbers
if not self.answer.func in [numbers.Float, numbers.Integer]:
return False
elif self.marking_type == "Fraction":
if not re.search(r"^[0-9\s/]*$", self._answer):
return False
return (sympy.Abs(sympy.nsimplify(self.answer - self.correct_answer))
<= self.max_error)
def validate(self):
if not self.name:
self.name = str(uuid.uuid1())
class Tuxie(form.Form):
"""Tuxie says"""
text = fields.Markdown("Text")
width = fields.Expression("Tuxie width", default="400")
image = fields.Select("Image",
options=["tuxie", "jigglypuff", "pikachu"],
default="tuxie")
position = fields.Select("Bubble position",
options=["left", "right"],
default="right")
template = """
class Foo(form.Form):
field = fields.Field("Field", desc="description")
equation = fields.Equation("Equation")
real = fields.Expression("Real number")
markdown = fields.Markdown("Markdown")
matrix = fields.Matrix("Matrix")
email = fields.Email("Email")
password = fields.Password("Email")
protected = fields.Field("Protected", default="Protected", protected=True)
select = fields.Select("Select", options=["Hi", "Hello"])
@fields.constraint("Contraint", default=True)
def constraint(self):
return self.real > 0
@fields.computed("Computed")
def computed_field(self):
return self.field
class MultipleChoice(form.Form):
"""Multiple Choice"""
name = fields.Field("Survey name")
answer = fields.Select("Your answer",
nosave=True,
options=["", "A", "B", "C", "D", "E"])
correct_answer = fields.Select("Correct Answer",
options=["A", "B", "C", "D", "E"],
default="A")
question = fields.Markdown("Question")
option_a = fields.Markdown("Option A")
option_b = fields.Markdown("Option B")
option_c = fields.Markdown("Option C")
option_d = fields.Markdown("Option D")
option_e = fields.Markdown("Option E")
@property
def template(self):
buttons = []
for ltr in ["a", "b", "c", "d", "e"]:
buttons.append(f"""
<span v-if="!config.edit">
<span v-if="payload.option_{ltr}">
<b-button @click="$set(payload, 'answer', '{ltr.upper()}')"
type="is-primary"
v-if="'{ltr.upper()}' === payload.answer">
`option_{ltr}`
</b-button>
<b-button @click="$set(payload, 'answer', '{ltr.upper()}')" v-else>
`option_{ltr}`
</b-button>
</span>
</span>
<span v-else>
<b-button>`option_{ltr}`</b-button>
</span>
""")
return f"""
<p v-if="config.edit || payload.question">`question`</p>
<widget-settings v-if="config.edit">
<config-option name="Correct Answer">`correct_answer`</config-option>
</widget-settings>
<survey
:config="config"
:name="payload.name"
:showStats="config.authState.loggedIn"
:correct="computed.correct"
:max-attempts="1"
:value="payload.answer">
<span class="buttons are-large">
{"".join(buttons)}
</span>
</survey>
"""
@property
def _marks(self):
return 1 if self.correct else 0
@fields.computed("Correct", field=fields.Boolean)
def correct(self):
return self.answer == self.correct_answer
def validate(self):
if not self.name:
self.name = str(uuid.uuid1())
class Pandoc(form.Form):
"""Rich Text"""
markdown = fields.Markdown("Markdown")
template = "`markdown`"