def load():
import sys, json
from Websheet import Websheet
student = sys.argv[2]
ispreview = sys.argv[3] == 'True'
try:
websheet = Websheet.from_name(sys.argv[1], ispreview, student)
if websheet == None:
print("Could not find " + sys.argv[1])
sys.exit(1)
dbslug = websheet.dbslug
import config, json
authinfo = json.loads("".join(sys.stdin))
instructor = config.get_instructor(student)
if "username" in authinfo: # if not anonymous
# checks if you can see the solution -- are his instructor (or himself)
if not authinfo["username"] in [instructor, student]:
print("You can't see the submission of " + student +
". You are not his instructor (nor himself).")
return
if not config.db_enabled: student = "anonymous"
# websheet = Websheet.from_filesystem(classname)
data = {
"template_code": websheet.get_json_template(),
"description": websheet.description,
"user_code": "", # config.load_submission(student, dbslug),
"ever_passed": config.ever_passed(student, dbslug),
"num_submissions": config.num_submissions(student, dbslug),
"initial_snippets": websheet.get_initial_snippets(),
"lang": websheet.lang,
"sharing": websheet.sharing,
"attempts_until_ref": websheet.attempts_until_ref,
"authinfo": authinfo
}
if websheet.nocode:
data["nocode"] = websheet.get_nocode_question()
else:
data["nocode"] = False
if (ispreview or data["ever_passed"]
and websheet.attempts_until_ref != "never" or
(websheet.attempts_until_ref not in ["never", "infinity"]
and data["num_submissions"] >= websheet.attempts_until_ref)):
data["reference_sol"] = websheet.get_reference_snippets()
print(json.dumps(data, indent=4, separators=(',', ': '))) # pretty!
except FileNotFoundError:
print("No exercise named " + sys.argv[1])
def load():
import sys, json
from Websheet import Websheet
student = sys.argv[2]
ispreview = sys.argv[3]=='True'
try:
websheet = Websheet.from_name(sys.argv[1], ispreview, student)
if websheet == None:
print("Could not find " + sys.argv[1])
sys.exit(1)
dbslug = websheet.dbslug
import config, json
authinfo = json.loads("".join(sys.stdin))
instructor = config.get_instructor(student)
if "username" in authinfo: # if not anonymous
# checks if you can see the solution -- are his instructor (or himself)
if not authinfo["username"] in [instructor, student]:
print("You can't see the submission of " + student
+ ". You are not his instructor (nor himself).")
return
if not config.db_enabled: student="anonymous"
# websheet = Websheet.from_filesystem(classname)
data = {"template_code":websheet.get_json_template(),
"description":websheet.description,
"user_code": config.load_submission(student, dbslug),
"ever_passed": config.ever_passed(student, dbslug),
"num_submissions": config.num_submissions(student, dbslug),
"initial_snippets": websheet.get_initial_snippets(),
"lang": websheet.lang,
"sharing": websheet.sharing,
"attempts_until_ref": websheet.attempts_until_ref,
"authinfo": authinfo
}
if websheet.nocode:
data["nocode"] = websheet.get_nocode_question()
else:
data["nocode"] = False
if (ispreview or
data["ever_passed"] and websheet.attempts_until_ref != "never"
or (websheet.attempts_until_ref not in ["never", "infinity"] and
data["num_submissions"] >= websheet.attempts_until_ref)) :
data["reference_sol"] = websheet.get_reference_snippets()
print(json.dumps(data, indent=4, separators=(',', ': '))) # pretty!
except FileNotFoundError:
print("No exercise named " + sys.argv[1])
try:
websheet = Websheet.from_name(sys.argv[1], ispreview, student)
if websheet == None:
print("Could not find " + sys.argv[1])
sys.exit(1)
dbslug = websheet.dbslug
import config, json
if not config.db_enabled: student="anonymous"
# websheet = Websheet.from_filesystem(classname)
data = {"template_code":websheet.get_json_template(),
"description":websheet.description,
"user_code": config.load_submission(student, dbslug),
"ever_passed": config.ever_passed(student, dbslug),
"num_submissions": config.num_submissions(student, dbslug),
"initial_snippets": websheet.get_initial_snippets(),
"lang": websheet.lang,
"sharing": websheet.sharing,
"attempts_until_ref": websheet.attempts_until_ref,
"authinfo": json.loads("".join(sys.stdin))
}
if websheet.nocode:
data["nocode"] = websheet.get_nocode_question()
else:
data["nocode"] = False
if (ispreview or
data["ever_passed"] and websheet.attempts_until_ref != "never"
or (websheet.attempts_until_ref not in ["never", "infinity"] and
data["num_submissions"] >= websheet.attempts_until_ref)) :
data["reference_sol"] = websheet.get_reference_snippets()
#!/usr/bin/python3
if __name__ == "__main__":
import sys
from Websheet import Websheet
student = sys.argv[2]
websheet = Websheet.from_filesystem(sys.argv[1])
classname = websheet.classname
import config, json
if not config.db_enabled: student="anonymous"
# websheet = Websheet.from_filesystem(classname)
print(json.dumps({"template_code":websheet.get_json_template(),
"description":websheet.description,
"user_code": config.load_submission(student, classname),
"ever_passed": config.ever_passed(student, classname),
"num_submissions": config.num_submissions(student, classname),
"reference_sol": websheet.get_reference_snippets(),
"initial_snippets": websheet.get_initial_snippets()
}))
def submit_and_log(websheet_name, student, client_request, meta):
config.meta = meta
websheet = Websheet.Websheet.from_name(websheet_name, client_request['preview']=='True', student)
errmsg = None
epilogue = None
def compile_and_run():
nonlocal errmsg, epilogue
if websheet.nocode:
if websheet.evaluate_nocode_submission(client_request["nocode_state"]):
return ("Passed", "<div>Correct!</div>")
else:
return ("Failed", "<div>Not correct, please try again.</div>")
user_poschunks = client_request["snippets"]
# this is the pre-syntax check
student_solution = websheet.combine_with_template(user_poschunks, "student")
if student_solution[0] == False:
if student_solution[1] == "Internal error! Wrong number of inputs":
return("Internal Error (Wrong number of snippets)", "Error: wrong number of snippets")
errmsg = student_solution[1].split('\n')
if len(errmsg) > 1:
errmsg = errmsg[1]
else:
errmsg = errmsg[0]
return("Pre-syntax Error",
"<div class='pre-syntax-error'>Syntax error:" +
"<pre>\n"+cgi.escape(student_solution[1])+"</pre></div>") # error text
ss_to_ui_linemap = student_solution[2]
def translate_line(ss_lineno):
ss_lineno = int(ss_lineno)
if ss_lineno in ss_to_ui_linemap:
return str(ss_to_ui_linemap[ss_lineno])
else:
return "???("+str(ss_lineno)+")" + "<!--" + json.dumps(ss_to_ui_linemap) + "-->"
reference_solution = websheet.get_reference_solution("reference")
ss = student_solution[1]
for i in range(len(ss)):
if badchar(ss[i]):
return("Pre-syntax Error",
"<div class='pre-syntax-error'>Syntax error:" +
" Your code contains character number " + str(ord(ss[i])) + ":<br>" +
"<pre>"
+("…" if i>5 else "")
+cgi.escape(ss[max(0,i-5):i])
+"<b style='background:orange'>"
+cgi.escape(ss[i])+"</b>"
+cgi.escape(ss[i+1:i+6])
+("…" if i+5<len(ss) else "")
+"</pre></div>")
for verboten in websheet.verboten:
for chunk in user_poschunks:
if verboten in chunk['code']:
return("Pre-syntax Error",
"<div class='pre-syntax-error'>" +
"You can't use " + tt(verboten) +
" in this exercise.</div>")
#print(cgi.escape(student_solution[1]))
#print(cgi.escape(reference_solution))
if websheet.lang.startswith("C++"):
student_solution = student_solution[1]
if websheet.lang == "C++func":
student_solution = re.sub(r"\bmain\b", "__student_main__", student_solution)
if websheet.lang.startswith("C++"):
import grade_cpp
return grade_cpp.grade(reference_solution, student_solution, translate_line, websheet)
elif websheet.lang == "Java":
import grade_java
# java needs to know student name to look up their solutions for dependencies
return grade_java.grade(reference_solution, student_solution, translate_line, websheet, student)
try:
category, results = compile_and_run()
config.uncreate_tempdirs()
except Exception:
category = "Internal Error (Script)"
import traceback
results = '<pre>' + cgi.escape(traceback.format_exc()) + '</pre>'
if category.startswith("Internal Error"):
results = "<b><p>"+category+"; please report to course staff!</p></b>" + results
import copy
print_output = {'category': category, 'results' : results}
save_this = {'category': category}
if errmsg is not None:
print_output['errmsg'] = errmsg
save_this['errmsg'] = errmsg
if category=='Passed' and websheet.epilogue is not None:
print_output['epilogue'] = websheet.epilogue
passed = (category == "Passed")
global authinfo
#print(authinfo)
if authinfo["error_span"] != "":
print_output["results"] = authinfo["error_span"]
print_output["category"] = "Auth Error"
meta["logout_bug"] = True
if (not client_request["viewing_ref"]):
if websheet.nocode:
user_state = client_request["nocode_state"]
else:
# remove positional information
user_state = [blank["code"] for blank in client_request["snippets"]]
config.save_submission(student, websheet.dbslug, user_state, save_this, passed)
if websheet.attempts_until_ref == 'never':
pass
elif websheet.attempts_until_ref == 'infinity':
if passed:
print_output["reference_sol"] = websheet.get_reference_snippets()
else:
if passed or config.num_submissions(student, websheet.dbslug) == websheet.attempts_until_ref:
print_output["reference_sol"] = websheet.get_reference_snippets()
# we can't reliably track # submissions of anonymous users so put trust in the UI
if ('reference_sol' not in print_output and authinfo['username'] == 'anonymous'
and websheet.attempts_until_ref not in ['never', 'infinity']):
print_output["anon_reference_sol"] = websheet.get_reference_snippets()
return print_output
websheet = Websheet.from_name(sys.argv[1], ispreview, student)
if websheet == None:
print("Could not find " + sys.argv[1])
sys.exit(1)
dbslug = websheet.dbslug
import config, json
if not config.db_enabled: student = "anonymous"
# websheet = Websheet.from_filesystem(classname)
data = {
"template_code": websheet.get_json_template(),
"description": websheet.description,
"user_code": config.load_submission(student, dbslug),
"ever_passed": config.ever_passed(student, dbslug),
"num_submissions": config.num_submissions(student, dbslug),
"initial_snippets": websheet.get_initial_snippets(),
"lang": websheet.lang,
"sharing": websheet.sharing,
"attempts_until_ref": websheet.attempts_until_ref,
"authinfo": json.loads("".join(sys.stdin))
}
if websheet.nocode:
data["nocode"] = websheet.get_nocode_question()
else:
data["nocode"] = False
if (ispreview or data["ever_passed"]
and websheet.attempts_until_ref != "never" or
(websheet.attempts_until_ref not in ["never", "infinity"]
and data["num_submissions"] >= websheet.attempts_until_ref)):
data["reference_sol"] = websheet.get_reference_snippets()
