def submit_and_log(websheet_name, student, client_request, meta):
import sys, Websheet, re, cgi, os
from config import run_java
config.meta = meta
websheet = Websheet.Websheet.from_filesystem(websheet_name)
classname = websheet.classname
errmsg = None
epilogue = None
def compile_and_run():
nonlocal errmsg, epilogue
user_poschunks = client_request["snippets"]
# this is the pre-syntax check
student_solution = websheet.make_student_solution(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")[1]
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")
with open("GenericTester.java") as file:
GTjava = "".join(file)
dump = {
"reference." + classname: reference_solution,
"student." + classname: student_solution[1],
"tester." + classname: websheet.make_tester(),
"framework.GenericTester": GTjava,
}
# print(student_solution[1])
for dep in websheet.dependencies:
depws = Websheet.Websheet.from_filesystem(dep)
submission = config.load_submission(student, dep, True)
if submission == False:
return (
"Dependency Error",
"<div class='dependency-error'><i>Dependency error</i>: "
+ "You need to successfully complete the <a href='javascript:loadProblem(\""
+ dep
+ "\")'><tt>"
+ dep
+ "</tt></a> websheet first (while logged in).</div>",
) # error text
submission = [{"code": x, "from": {"line": 0, "ch": 0}, "to": {"line": 0, "ch": 0}} for x in submission]
dump["student." + dep] = depws.make_student_solution(submission, "student")[1]
dump["reference." + dep] = depws.get_reference_solution("reference")
compileRun = run_java("traceprinter/ramtools/CompileToBytes", json.dumps(dump))
compileResult = compileRun.stdout
if compileResult == "":
return ("Internal Error (Compiling)", "<pre>\n" + cgi.escape(compileRun.stderr) + "</pre>")
compileObj = json.loads(compileResult)
# print(compileObj['status'])
if compileObj["status"] == "Internal Error":
return ("Internal Error (Compiling)", "<pre>\n" + cgi.escape(compileObj["errmsg"]) + "</pre>")
elif compileObj["status"] == "Compile-time Error":
result = "Syntax error (could not compile):"
result += "<br>"
errorObj = compileObj["error"]
result += "<tt>" + errorObj["filename"].split(".")[-2] + ".java</tt>, line "
result += str(translate_line(errorObj["row"])) + ":"
# result += str(errorObj['row']) + ':'
result += "<pre>\n"
# remove the safeexec bits
result += cgi.escape(errorObj["errmsg"].replace("stdlibpack.", "").replace("student.", ""))
result += "</pre>"
return ("Syntax Error", result)
# print(compileResult)
runUser = run_java("traceprinter/ramtools/RAMRun tester." + classname + " " + student, compileResult)
# runUser = run_java("tester." + classname + " " + student)
# print(runUser.stdout)
RAMRunError = runUser.stdout.startswith("Error")
RAMRunErrmsg = runUser.stdout[: runUser.stdout.index("\n")]
runUser.stdout = runUser.stdout[runUser.stdout.index("\n") + 1 :]
# print(runUser.stdout)
# print(runUser.stderr)
if runUser.returncode != 0 or runUser.stdout.startswith("Time Limit Exceeded"):
errmsg = runUser.stderr.split("\n")[0]
result = runUser.stdout
result += "<div class='safeexec'>Crashed! The grader reported "
result += "<code>"
result += cgi.escape(errmsg)
result += "</code>"
result += "</div>"
result += "<!--" + runUser.stderr + "-->"
return ("Sandbox Limit", result)
if RAMRunError:
result += "<div class='safeexec'>Could not execute! "
result += "<code>"
result += cgi.escape(RAMRunErrmsg)
result += "</code>"
result += "</div>"
return ("Internal Error (RAMRun)", result)
runtimeOutput = re.sub(
re.compile("at line (\d+) "),
lambda match: "at line " + translate_line(match.group(1)) + " ",
runUser.stdout,
)
# print(runtimeOutput)
def ssf(s, t, u): # substring from of s from after t to before u
if t not in s:
raise ValueError("Can't ssf(" + s + "," + t + "," + u + ")")
s = s[s.index(t) + len(t) :]
return s[: s.index(u)]
if "<div class='error'>Runtime error:" in runtimeOutput:
category = "Runtime Error"
errmsg = ssf(runtimeOutput[runtimeOutput.index("<div class='error'>Runtime error:") :], "<pre >", "\n")
elif "<div class='all-passed'>" in runtimeOutput:
category = "Passed"
epilogue = websheet.epilogue
else:
category = "Failed Tests"
if "<div class='error'>" in runtimeOutput:
errmsg = ssf(runtimeOutput, "<div class='error'>", "</div>")
else:
return (
"Internal Error",
"<b>stderr</b><pre>" + runUser.stderr + "</pre><b>stdout</b><br>" + runUser.stdout,
)
return (category, runtimeOutput)
try:
category, results = compile_and_run()
except Exception:
category = "Internal Error (Script)"
import traceback
results = "<pre>" + cgi.escape(traceback.format_exc()) + "</pre>"
if category.startswith("Internal Error"):
results = "<b><p>Internal Error; 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 epilogue is not None: # no need to log this
print_output["epilogue"] = epilogue
passed = category == "Passed"
if not client_request["viewing_ref"]:
# remove positional information
user_snippets = [blank["code"] for blank in client_request["snippets"]]
config.save_submission(student, classname, user_snippets, save_this, passed)
return json.dumps(print_output)
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