mirror of
https://github.com/acanas/swad-core.git
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1597 lines
52 KiB
C
1597 lines
52 KiB
C
// swad_exam.c: exams
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/*
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SWAD (Shared Workspace At a Distance),
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is a web platform developed at the University of Granada (Spain),
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and used to support university teaching.
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This file is part of SWAD core.
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Copyright (C) 1999-2024 Antonio Cañas Vargas
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General 3 License as
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published by the Free Software Foundation, either version 3 of the
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License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*****************************************************************************/
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/********************************* Headers ***********************************/
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/*****************************************************************************/
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#define _GNU_SOURCE // For asprintf
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#include <float.h> // For DBL_MAX
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#include <linux/limits.h> // For PATH_MAX
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#include <stddef.h> // For NULL
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#include <stdio.h> // For asprintf
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#include <stdlib.h> // For free
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#include <string.h> // For string functions
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#include "swad_action_list.h"
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#include "swad_autolink.h"
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#include "swad_box.h"
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#include "swad_database.h"
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#include "swad_error.h"
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#include "swad_exam.h"
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#include "swad_exam_database.h"
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#include "swad_exam_print.h"
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#include "swad_exam_result.h"
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#include "swad_exam_session.h"
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#include "swad_exam_set.h"
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#include "swad_exam_type.h"
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#include "swad_figure.h"
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#include "swad_form.h"
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#include "swad_global.h"
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#include "swad_hidden_visible.h"
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#include "swad_hierarchy_type.h"
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#include "swad_HTML.h"
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#include "swad_match.h"
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#include "swad_match_result.h"
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#include "swad_pagination.h"
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#include "swad_parameter.h"
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#include "swad_parameter_code.h"
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#include "swad_program_database.h"
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#include "swad_role.h"
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#include "swad_test.h"
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#include "swad_test_visibility.h"
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/*****************************************************************************/
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/************** External global variables from others modules ****************/
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/*****************************************************************************/
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extern struct Globals Gbl;
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/*****************************************************************************/
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/***************************** Private constants *****************************/
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/*****************************************************************************/
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#define Exa_MAX_CHARS_ANSWER (1024 - 1) // 1023
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#define Exa_MAX_BYTES_ANSWER ((Exa_MAX_CHARS_ANSWER + 1) * Str_MAX_BYTES_PER_CHAR - 1) // 16383
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#define Exa_MAX_ANSWERS_PER_QUESTION 10
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/* Score range [0...max.score]
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will be converted to
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grade range [0...max.grade]
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Example: Exam with 5 questions, unique-choice, 4 options per question
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max.score = 5 * 1 = 5
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min.score = 5 * (-0.33) = -1,67
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max.grade given by teacher = 0.2 ==> min.grade = -0,067
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grade
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^
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| /
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max.grade--> +---------+
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| /|
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| / |
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| / |
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|/ |
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------+---0-+---------+---------> score
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^ /0 ^
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min.score/ | max.score
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| / | (num.questions)
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| / |
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|/ |
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+-----+ <--min.grade
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/ |
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*/
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#define Exa_MAX_GRADE_DEFAULT 1.0
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/*****************************************************************************/
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/***************************** Private prototypes ****************************/
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/*****************************************************************************/
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static void Exa_PutIconsListExams (void *Exams);
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static void Exa_PutIconToCreateNewExam (struct Exa_Exams *Exams);
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static void Exa_PutParsToCreateNewExam (void *Exams);
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static void Exa_ShowOneExam (struct Exa_Exams *Exams,bool ShowOnlyThisExam);
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static void Exa_PutIconsViewingOneExam (void *Exams);
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static void Exa_PutIconsEditingOneExam (void *Exams);
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static void Exa_WriteAuthor (struct Exa_Exam *Exam);
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static void Exa_PutParExamOrder (Exa_Order_t SelectedOrder);
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static void Exa_PutIconsToRemEditOneExam (struct Exa_Exams *Exams,
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const char *Anchor);
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static void Exa_PutParOrder (Exa_Order_t SelectedOrder);
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static Exa_Order_t Exa_GetParOrder (void);
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static void Exa_RemoveExamFromAllTables (long ExaCod);
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static void Exa_RemoveAllMedFilesFromStemOfAllQstsFromExam (long ExaCod);
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static void Exa_RemoveAllMedFilesFromStemOfAllQstsFromCrs (long CrsCod);
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static void Exa_RemoveAllMedFilesFromAnsOfAllQstsFromExam (long ExaCod);
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static void Exa_RemoveAllMedFilesFromAnsOfAllQstsFromCrs (long CrsCod);
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static void Exa_HideUnhideExam (HidVis_HiddenOrVisible_t HiddenOrVisible);
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static void Exa_PutFormEditionExam (struct Exa_Exams *Exams,
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char Txt[Cns_MAX_BYTES_TEXT + 1],
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Exa_ExistingNewExam_t ExistingNewExam);
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static void Exa_ReceiveExamFieldsFromForm (struct Exa_Exam *Exam,
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char Txt[Cns_MAX_BYTES_TEXT + 1]);
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static bool Exa_CheckExamFieldsReceivedFromForm (const struct Exa_Exam *Exam);
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static void Exa_CreateExam (struct Exa_Exam *Exam,const char *Txt);
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static void Exa_UpdateExam (struct Exa_Exam *Exam,const char *Txt);
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/*****************************************************************************/
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/******************************* Reset exams *********************************/
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/*****************************************************************************/
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void Exa_ResetExams (struct Exa_Exams *Exams)
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{
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Exams->LstIsRead = false; // List not read from database...
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Exams->Num = 0; // Total number of exams
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Exams->NumSelected = 0; // Number of exams selected
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Exams->Lst = NULL; // List of exams
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Exams->SelectedOrder = Exa_ORDER_DEFAULT;
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Exams->CurrentPage = 0;
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Exams->ListQuestions = NULL;
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Exams->ExaCodsSelected = NULL; // String with selected exam codes separated by separator multiple
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Exams->Exam.ExaCod = -1L; // Selected/current exam code
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Exams->SesCod = -1L; // Selected/current session code
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Exams->SetInd = 0; // Current set index
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Exams->QstCod = -1L; // Current question code
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}
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/*****************************************************************************/
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/*************************** Initialize exam to empty ************************/
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/*****************************************************************************/
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void Exa_ResetExam (struct Exa_Exam *Exam)
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{
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/***** Initialize to empty exam *****/
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Exam->ExaCod = -1L;
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Exam->CrsCod = -1L;
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Exam->UsrCod = -1L;
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Exam->MaxGrade = Exa_MAX_GRADE_DEFAULT;
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Exam->Visibility = TstVis_VISIBILITY_DEFAULT;
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Exam->TimeUTC[Dat_STR_TIME] = (time_t) 0;
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Exam->TimeUTC[Dat_END_TIME] = (time_t) 0;
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Exam->Title[0] = '\0';
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Exam->HiddenOrVisible = HidVis_VISIBLE;
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Exam->NumSets = 0;
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Exam->NumQsts = 0;
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Exam->NumSess = 0;
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Exam->NumOpenSess = 0;
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}
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/*****************************************************************************/
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/***************************** List all exams ********************************/
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/*****************************************************************************/
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void Exa_SeeAllExams (void)
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{
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struct Exa_Exams Exams;
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/***** Reset exams context *****/
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Exa_ResetExams (&Exams);
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/***** Get parameters *****/
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Exa_GetPars (&Exams,Exa_DONT_CHECK_EXA_COD);
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/***** Show all exams *****/
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Exa_ListAllExams (&Exams);
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}
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/*****************************************************************************/
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/******************************* Show all exams ******************************/
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/*****************************************************************************/
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void Exa_ListAllExams (struct Exa_Exams *Exams)
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{
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extern const char *Hlp_ASSESSMENT_Exams;
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extern const char *Txt_Exams;
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extern const char *Txt_EXAMS_ORDER_HELP[Exa_NUM_ORDERS];
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extern const char *Txt_EXAMS_ORDER[Exa_NUM_ORDERS];
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extern const char *Txt_Sessions;
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extern const char *Txt_No_exams;
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Exa_Order_t Order;
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struct Pag_Pagination Pagination;
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unsigned NumExam;
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/***** Get number of groups in current course *****/
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if (!Gbl.Crs.Grps.NumGrps)
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Gbl.Crs.Grps.WhichGrps = Grp_ALL_GROUPS;
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/***** Get list of exams *****/
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Exa_GetListExams (Exams,Exams->SelectedOrder);
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/***** Compute variables related to pagination *****/
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Pagination.NumItems = Exams->Num;
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Pagination.CurrentPage = (int) Exams->CurrentPage;
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Pag_CalculatePagination (&Pagination);
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Exams->CurrentPage = (unsigned) Pagination.CurrentPage;
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/***** Begin box *****/
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Box_BoxBegin (Txt_Exams,Exa_PutIconsListExams,Exams,
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Hlp_ASSESSMENT_Exams,Box_NOT_CLOSABLE);
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/***** Write links to pages *****/
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Pag_WriteLinksToPagesCentered (Pag_EXAMS,&Pagination,
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Exams,-1L);
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if (Exams->Num)
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{
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/***** Table head *****/
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HTM_TABLE_Begin ("TBL_SCROLL");
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HTM_TR_Begin (NULL);
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HTM_TH_Span (NULL,HTM_HEAD_CENTER,1,1,"CONTEXT_COL"); // Column for contextual icons
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for (Order = (Exa_Order_t) 0;
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Order <= (Exa_Order_t) (Exa_NUM_ORDERS - 1);
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Order++)
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{
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HTM_TH_Begin (HTM_HEAD_LEFT);
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/* Form to change order */
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Frm_BeginForm (ActSeeAllExa);
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Pag_PutParPagNum (Pag_EXAMS,Exams->CurrentPage);
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Par_PutParUnsigned (NULL,"Order",(unsigned) Order);
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HTM_BUTTON_Submit_Begin (Txt_EXAMS_ORDER_HELP[Order],
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"class=\"BT_LINK\"");
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if (Order == Exams->SelectedOrder)
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HTM_U_Begin ();
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HTM_Txt (Txt_EXAMS_ORDER[Order]);
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if (Order == Exams->SelectedOrder)
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HTM_U_End ();
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HTM_BUTTON_End ();
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Frm_EndForm ();
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HTM_TH_End ();
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}
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HTM_TH (Txt_Sessions,HTM_HEAD_RIGHT);
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HTM_TR_End ();
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/***** Write all exams *****/
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for (NumExam = Pagination.FirstItemVisible;
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NumExam <= Pagination.LastItemVisible;
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NumExam++)
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{
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/* Get data of this exam */
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Exams->Exam.ExaCod = Exams->Lst[NumExam - 1].ExaCod;
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Exa_GetExamDataByCod (&Exams->Exam);
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/* Show exam */
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Exa_ShowOneExam (Exams,
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false); // Do not show only this exam
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}
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/***** End table *****/
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HTM_TABLE_End ();
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}
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else // No exams created
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Ale_ShowAlert (Ale_INFO,Txt_No_exams);
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/***** Write again links to pages *****/
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Pag_WriteLinksToPagesCentered (Pag_EXAMS,&Pagination,
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Exams,-1L);
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/***** End box *****/
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Box_BoxEnd ();
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/***** Free list of exams *****/
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Exa_FreeListExams (Exams);
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}
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/*****************************************************************************/
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/************************ Check if I can edit exams **************************/
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/*****************************************************************************/
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Usr_Can_t Exa_CheckIfICanEditExams (void)
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{
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static Usr_Can_t ICanEditExams[Rol_NUM_ROLES] =
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{
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[Rol_TCH ] = Usr_CAN,
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[Rol_SYS_ADM] = Usr_CAN,
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};
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return ICanEditExams[Gbl.Usrs.Me.Role.Logged];
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}
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/*****************************************************************************/
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/***************** Put contextual icons in list of exams *******************/
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/*****************************************************************************/
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static void Exa_PutIconsListExams (void *Exams)
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{
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static Act_Action_t NextAction[Rol_NUM_ROLES] =
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{
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[Rol_STD ] = ActSeeMyExaResCrs,
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[Rol_NET ] = ActReqSeeUsrExaRes,
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[Rol_TCH ] = ActReqSeeUsrExaRes,
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[Rol_SYS_ADM] = ActReqSeeUsrExaRes,
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};
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if (Exams)
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{
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/***** Put icon to create a new exam *****/
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if (Exa_CheckIfICanEditExams () == Usr_CAN)
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Exa_PutIconToCreateNewExam ((struct Exa_Exams *) Exams);
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/***** Put icon to view sessions results *****/
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if (NextAction[Gbl.Usrs.Me.Role.Logged])
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Ico_PutContextualIconToShowResults (NextAction[Gbl.Usrs.Me.Role.Logged],NULL,
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NULL,NULL);
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/***** Link to get resource link *****/
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if (Rsc_CheckIfICanGetLink () == Usr_CAN)
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Ico_PutContextualIconToGetLink (ActReqLnkExa,NULL,Exa_PutPars,Exams);
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/***** Put icon to show a figure *****/
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Fig_PutIconToShowFigure (Fig_EXAMS);
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}
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}
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/*****************************************************************************/
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/********************** Put icon to create a new exam **********************/
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/*****************************************************************************/
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static void Exa_PutIconToCreateNewExam (struct Exa_Exams *Exams)
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{
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Ico_PutContextualIconToAdd (ActFrmNewExa,NULL,
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Exa_PutParsToCreateNewExam,Exams);
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}
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/*****************************************************************************/
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/******************* Put parameters to create a new exam *******************/
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/*****************************************************************************/
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static void Exa_PutParsToCreateNewExam (void *Exams)
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{
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if (Exams)
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{
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Exa_PutParExamOrder (((struct Exa_Exams *) Exams)->SelectedOrder);
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Pag_PutParPagNum (Pag_EXAMS,((struct Exa_Exams *) Exams)->CurrentPage);
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}
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}
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/*****************************************************************************/
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/****************************** Show one exam ******************************/
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/*****************************************************************************/
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void Exa_SeeOneExam (void)
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{
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struct Exa_Exams Exams;
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struct ExaSes_Session Session;
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/***** Reset exams context *****/
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Exa_ResetExams (&Exams);
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Exa_ResetExam (&Exams.Exam);
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ExaSes_ResetSession (&Session);
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/***** Get parameters *****/
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Exa_GetPars (&Exams,Exa_CHECK_EXA_COD);
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/***** Get exam data *****/
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Exa_GetExamDataByCod (&Exams.Exam);
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/***** Show exam *****/
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Exa_ShowOnlyOneExam (&Exams,Frm_DONT_PUT_FORM);
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}
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/*****************************************************************************/
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/******************************* Show one exam *******************************/
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/*****************************************************************************/
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void Exa_ShowOnlyOneExam (struct Exa_Exams *Exams,Frm_PutForm_t PutFormSession)
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{
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Exa_ShowOnlyOneExamBegin (Exams,PutFormSession);
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Exa_ShowOnlyOneExamEnd ();
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}
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void Exa_ShowOnlyOneExamBegin (struct Exa_Exams *Exams,
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Frm_PutForm_t PutFormSession)
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{
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extern const char *Hlp_ASSESSMENT_Exams;
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extern const char *Txt_Exam;
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/***** Begin box *****/
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Box_BoxBegin (Exams->Exam.Title[0] ? Exams->Exam.Title :
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Txt_Exam,
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Exa_PutIconsViewingOneExam,Exams,
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Hlp_ASSESSMENT_Exams,Box_NOT_CLOSABLE);
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/***** Show exam *****/
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Exa_ShowOneExam (Exams,
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true); // Show only this exam
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/***** List sessions *****/
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ExaSes_ListSessions (Exams,PutFormSession);
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}
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void Exa_ShowOnlyOneExamEnd (void)
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{
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/***** End box *****/
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Box_BoxEnd ();
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}
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static void Exa_ShowOneExam (struct Exa_Exams *Exams,bool ShowOnlyThisExam)
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{
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extern const char *CloOpe_Class[CloOpe_NUM_CLOSED_OPEN][HidVis_NUM_HIDDEN_VISIBLE];
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extern const char *Txt_View_exam;
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extern const char *Txt_Sets_of_questions;
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extern const char *Txt_Maximum_grade;
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extern const char *Txt_Result_visibility;
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extern const char *Txt_Sessions;
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extern const char *HidVis_TitleClass[HidVis_NUM_HIDDEN_VISIBLE];
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extern const char *HidVis_GroupClass[HidVis_NUM_HIDDEN_VISIBLE];
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extern const char *HidVis_DataClass[HidVis_NUM_HIDDEN_VISIBLE];
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char *Anchor;
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static unsigned UniqueId = 0;
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char *Id;
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Dat_StartEndTime_t StartEndTime;
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CloOpe_ClosedOrOpen_t ClosedOrOpen = Exams->Exam.NumOpenSess ? CloOpe_OPEN :
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CloOpe_CLOSED;
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char Txt[Cns_MAX_BYTES_TEXT + 1];
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/***** Build anchor string *****/
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Frm_SetAnchorStr (Exams->Exam.ExaCod,&Anchor);
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/***** Begin box and table *****/
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if (ShowOnlyThisExam)
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HTM_TABLE_Begin ("TBL_SCROLL");
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/***** Begin first row of this exam *****/
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HTM_TR_Begin (NULL);
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/***** Icons related to this exam *****/
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if (!ShowOnlyThisExam)
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{
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HTM_TD_Begin ("rowspan=\"2\" class=\"CONTEXT_COL %s\"",
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The_GetColorRows ());
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Exa_PutIconsToRemEditOneExam (Exams,Anchor);
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HTM_TD_End ();
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}
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/***** Start/end date/time *****/
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UniqueId++;
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for (StartEndTime = (Dat_StartEndTime_t) 0;
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StartEndTime <= (Dat_StartEndTime_t) (Dat_NUM_START_END_TIME - 1);
|
|
StartEndTime++)
|
|
{
|
|
if (asprintf (&Id,"exa_date_%u_%u",(unsigned) StartEndTime,UniqueId) < 0)
|
|
Err_NotEnoughMemoryExit ();
|
|
|
|
if (ShowOnlyThisExam)
|
|
HTM_TD_Begin ("id=\"%s\" class=\"LT %s_%s\"",
|
|
Id,
|
|
CloOpe_Class[ClosedOrOpen][Exams->Exam.HiddenOrVisible],
|
|
The_GetSuffix ());
|
|
else
|
|
HTM_TD_Begin ("id=\"%s\" class=\"LT %s_%s %s\"",
|
|
Id,
|
|
CloOpe_Class[ClosedOrOpen][Exams->Exam.HiddenOrVisible],
|
|
The_GetSuffix (),The_GetColorRows ());
|
|
if (Exams->Exam.TimeUTC[Dat_STR_TIME])
|
|
Dat_WriteLocalDateHMSFromUTC (Id,Exams->Exam.TimeUTC[StartEndTime],
|
|
Gbl.Prefs.DateFormat,Dat_SEPARATOR_BREAK,
|
|
Dat_WRITE_TODAY |
|
|
Dat_WRITE_DATE_ON_SAME_DAY |
|
|
Dat_WRITE_WEEK_DAY |
|
|
Dat_WRITE_HOUR |
|
|
Dat_WRITE_MINUTE);
|
|
HTM_TD_End ();
|
|
free (Id);
|
|
}
|
|
|
|
/***** Exam title and main data *****/
|
|
if (ShowOnlyThisExam)
|
|
HTM_TD_Begin ("class=\"LT\"");
|
|
else
|
|
HTM_TD_Begin ("class=\"LT %s\"",The_GetColorRows ());
|
|
|
|
/* Exam title */
|
|
HTM_ARTICLE_Begin (Anchor);
|
|
Frm_BeginForm (ActSeeOneExa);
|
|
Exa_PutPars (Exams);
|
|
HTM_BUTTON_Submit_Begin (Txt_View_exam,"class=\"LT BT_LINK %s_%s\"",
|
|
HidVis_TitleClass[Exams->Exam.HiddenOrVisible],
|
|
The_GetSuffix ());
|
|
HTM_Txt (Exams->Exam.Title);
|
|
HTM_BUTTON_End ();
|
|
Frm_EndForm ();
|
|
HTM_ARTICLE_End ();
|
|
|
|
/* Number of questions, maximum grade, visibility of results */
|
|
HTM_DIV_Begin ("class=\"%s_%s\"",
|
|
HidVis_GroupClass[Exams->Exam.HiddenOrVisible],
|
|
The_GetSuffix ());
|
|
HTM_TxtColonNBSP (Txt_Sets_of_questions);
|
|
HTM_Unsigned (Exams->Exam.NumSets);
|
|
HTM_BR ();
|
|
HTM_TxtColonNBSP (Txt_Maximum_grade);
|
|
HTM_Double (Exams->Exam.MaxGrade);
|
|
HTM_BR ();
|
|
HTM_TxtColonNBSP (Txt_Result_visibility);
|
|
TstVis_ShowVisibilityIcons (Exams->Exam.Visibility,
|
|
Exams->Exam.HiddenOrVisible);
|
|
HTM_DIV_End ();
|
|
|
|
/***** Number of sessions in exam *****/
|
|
if (ShowOnlyThisExam)
|
|
HTM_TD_Begin ("class=\"RT\"");
|
|
else
|
|
HTM_TD_Begin ("class=\"RT %s\"",The_GetColorRows ());
|
|
|
|
Frm_BeginForm (ActSeeOneExa);
|
|
Exa_PutPars (Exams);
|
|
HTM_BUTTON_Submit_Begin (Txt_Sessions,"class=\"LT BT_LINK %s_%s\"",
|
|
HidVis_TitleClass[Exams->Exam.HiddenOrVisible],
|
|
The_GetSuffix ());
|
|
if (ShowOnlyThisExam)
|
|
HTM_TxtColonNBSP (Txt_Sessions);
|
|
HTM_Unsigned (Exams->Exam.NumSess);
|
|
HTM_BUTTON_End ();
|
|
Frm_EndForm ();
|
|
|
|
HTM_TD_End ();
|
|
|
|
/***** End 1st row of this exam *****/
|
|
HTM_TR_End ();
|
|
|
|
/***** Begin 2nd row of this exam *****/
|
|
HTM_TR_Begin (NULL);
|
|
|
|
/***** Author of the exam *****/
|
|
if (ShowOnlyThisExam)
|
|
HTM_TD_Begin ("colspan=\"2\" class=\"LT\"");
|
|
else
|
|
HTM_TD_Begin ("colspan=\"2\" class=\"LT %s\"",
|
|
The_GetColorRows ());
|
|
Exa_WriteAuthor (&Exams->Exam);
|
|
HTM_TD_End ();
|
|
|
|
/***** Text of the exam *****/
|
|
if (ShowOnlyThisExam)
|
|
HTM_TD_Begin ("colspan=\"2\" class=\"LT\"");
|
|
else
|
|
HTM_TD_Begin ("colspan=\"2\" class=\"LT %s\"",
|
|
The_GetColorRows ());
|
|
Exa_DB_GetExamTxt (Exams->Exam.ExaCod,Txt);
|
|
Str_ChangeFormat (Str_FROM_HTML,Str_TO_RIGOROUS_HTML,
|
|
Txt,Cns_MAX_BYTES_TEXT,Str_DONT_REMOVE_SPACES);
|
|
ALn_InsertLinks (Txt,Cns_MAX_BYTES_TEXT,60); // Insert links
|
|
HTM_DIV_Begin ("class=\"PAR %s_%s\"",
|
|
HidVis_DataClass[Exams->Exam.HiddenOrVisible],
|
|
The_GetSuffix ());
|
|
HTM_Txt (Txt);
|
|
HTM_DIV_End ();
|
|
HTM_TD_End ();
|
|
|
|
/***** End 2nd row of this exam *****/
|
|
HTM_TR_End ();
|
|
|
|
/***** End table *****/
|
|
if (ShowOnlyThisExam)
|
|
HTM_TABLE_End ();
|
|
else
|
|
The_ChangeRowColor ();
|
|
|
|
/***** Free anchor string *****/
|
|
Frm_FreeAnchorStr (&Anchor);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/***************** Put icons when viewing/editing an exam ********************/
|
|
/*****************************************************************************/
|
|
|
|
static void Exa_PutIconsViewingOneExam (void *Exams)
|
|
{
|
|
char *Anchor;
|
|
|
|
if (Exams)
|
|
{
|
|
/***** Build anchor string *****/
|
|
Frm_SetAnchorStr (((struct Exa_Exams *) Exams)->Exam.ExaCod,&Anchor);
|
|
|
|
/***** Icons to remove/edit this exam *****/
|
|
Exa_PutIconsToRemEditOneExam ((struct Exa_Exams *) Exams,Anchor);
|
|
|
|
/***** Free anchor string *****/
|
|
Frm_FreeAnchorStr (&Anchor);
|
|
}
|
|
}
|
|
|
|
static void Exa_PutIconsEditingOneExam (void *Exams)
|
|
{
|
|
if (Exams)
|
|
/***** Icon to view exam *****/
|
|
Ico_PutContextualIconToView (ActSeeOneExa,NULL,Exa_PutPars,Exams);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/*********************** Write the author of an exam ************************/
|
|
/*****************************************************************************/
|
|
|
|
static void Exa_WriteAuthor (struct Exa_Exam *Exam)
|
|
{
|
|
Usr_WriteAuthor1Line (Exam->UsrCod,Exam->HiddenOrVisible);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/****** Put a hidden parameter with the type of order in list of exams *******/
|
|
/*****************************************************************************/
|
|
|
|
static void Exa_PutParExamOrder (Exa_Order_t SelectedOrder)
|
|
{
|
|
Par_PutParUnsigned (NULL,"Order",(unsigned) SelectedOrder);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/******************** Put a link (form) to edit one exam *********************/
|
|
/*****************************************************************************/
|
|
|
|
static void Exa_PutIconsToRemEditOneExam (struct Exa_Exams *Exams,
|
|
const char *Anchor)
|
|
{
|
|
static Act_Action_t ActionHideUnhide[HidVis_NUM_HIDDEN_VISIBLE] =
|
|
{
|
|
[HidVis_HIDDEN ] = ActUnhExa, // Hidden ==> action to unhide
|
|
[HidVis_VISIBLE] = ActHidExa, // Visible ==> action to hide
|
|
};
|
|
static Act_Action_t ActionShowResults[Rol_NUM_ROLES] =
|
|
{
|
|
[Rol_STD ] = ActSeeMyExaResExa,
|
|
[Rol_NET ] = ActSeeUsrExaResExa,
|
|
[Rol_TCH ] = ActSeeUsrExaResExa,
|
|
[Rol_SYS_ADM] = ActSeeUsrExaResExa,
|
|
};
|
|
|
|
if (Exa_CheckIfICanEditExams () == Usr_CAN)
|
|
{
|
|
/***** Icon to remove exam *****/
|
|
Ico_PutContextualIconToRemove (ActReqRemExa,NULL,
|
|
Exa_PutPars,Exams);
|
|
|
|
/***** Icon to hide/unhide exam *****/
|
|
Ico_PutContextualIconToHideUnhide (ActionHideUnhide,Anchor,
|
|
Exa_PutPars,Exams,
|
|
Exams->Exam.HiddenOrVisible);
|
|
|
|
/***** Icon to edit exam *****/
|
|
Ico_PutContextualIconToEdit (ActEdiOneExa,NULL,Exa_PutPars,Exams);
|
|
}
|
|
|
|
/***** Put icon to view results of sessions in exam *****/
|
|
if (ActionShowResults[Gbl.Usrs.Me.Role.Logged])
|
|
Ico_PutContextualIconToShowResults (ActionShowResults[Gbl.Usrs.Me.Role.Logged],ExaRes_RESULTS_BOX_ID,
|
|
Exa_PutPars,Exams);
|
|
|
|
/***** Link to get resource link *****/
|
|
if (Rsc_CheckIfICanGetLink () == Usr_CAN)
|
|
Ico_PutContextualIconToGetLink (ActReqLnkExa,NULL,Exa_PutPars,Exams);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/*********************** Params used to edit an exam **************************/
|
|
/*****************************************************************************/
|
|
|
|
void Exa_PutPars (void *Exams)
|
|
{
|
|
Grp_WhichGroups_t WhichGroups;
|
|
|
|
if (Exams)
|
|
{
|
|
ParCod_PutPar (ParCod_Exa,((struct Exa_Exams *) Exams)->Exam.ExaCod);
|
|
Exa_PutParOrder (((struct Exa_Exams *) Exams)->SelectedOrder);
|
|
WhichGroups = Grp_GetParWhichGroups ();
|
|
Grp_PutParWhichGroups (&WhichGroups);
|
|
Pag_PutParPagNum (Pag_EXAMS,((struct Exa_Exams *) Exams)->CurrentPage);
|
|
}
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/******************* Get parameters used to edit an exam **********************/
|
|
/*****************************************************************************/
|
|
|
|
void Exa_GetPars (struct Exa_Exams *Exams,Exa_CheckExaCod_t CheckExaCod)
|
|
{
|
|
long (*GetExaCo[2]) (ParCod_Param_t ParCode) =
|
|
{
|
|
[Exa_DONT_CHECK_EXA_COD] = ParCod_GetPar,
|
|
[Exa_CHECK_EXA_COD ] = ParCod_GetAndCheckPar,
|
|
};
|
|
|
|
/***** Get other parameters *****/
|
|
Exams->SelectedOrder = Exa_GetParOrder ();
|
|
Exams->CurrentPage = Pag_GetParPagNum (Pag_EXAMS);
|
|
|
|
/***** Get exam code *****/
|
|
Exams->Exam.ExaCod = GetExaCo[CheckExaCod] (ParCod_Exa);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/****** Put a hidden parameter with the type of order in list of exams *******/
|
|
/*****************************************************************************/
|
|
|
|
static void Exa_PutParOrder (Exa_Order_t SelectedOrder)
|
|
{
|
|
if (SelectedOrder != Exa_ORDER_DEFAULT)
|
|
Par_PutParUnsigned (NULL,"Order",(unsigned) SelectedOrder);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/********** Get parameter with the type or order in list of exams ************/
|
|
/*****************************************************************************/
|
|
|
|
static Exa_Order_t Exa_GetParOrder (void)
|
|
{
|
|
return (Exa_Order_t) Par_GetParUnsignedLong ("Order",
|
|
0,
|
|
Exa_NUM_ORDERS - 1,
|
|
(unsigned long) Exa_ORDER_DEFAULT);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/************************** Get list of all exams ****************************/
|
|
/*****************************************************************************/
|
|
|
|
void Exa_GetListExams (struct Exa_Exams *Exams,Exa_Order_t SelectedOrder)
|
|
{
|
|
MYSQL_RES *mysql_res;
|
|
MYSQL_ROW row;
|
|
unsigned NumExam;
|
|
|
|
/***** Free list of exams *****/
|
|
if (Exams->LstIsRead)
|
|
Exa_FreeListExams (Exams);
|
|
|
|
/***** Get list of exams from database *****/
|
|
if ((Exams->Num = Exa_DB_GetListExams (&mysql_res,SelectedOrder))) // Exams found...
|
|
{
|
|
/***** Create list of exams *****/
|
|
if ((Exams->Lst = malloc ((size_t) Exams->Num *
|
|
sizeof (*Exams->Lst))) == NULL)
|
|
Err_NotEnoughMemoryExit ();
|
|
|
|
/***** Get the exams codes *****/
|
|
for (NumExam = 0;
|
|
NumExam < Exams->Num;
|
|
NumExam++)
|
|
{
|
|
/* Get next exam code (row[0]) */
|
|
row = mysql_fetch_row (mysql_res);
|
|
if ((Exams->Lst[NumExam].ExaCod = Str_ConvertStrCodToLongCod (row[0])) <= 0)
|
|
Err_WrongExamExit ();
|
|
}
|
|
}
|
|
|
|
/***** Free structure that stores the query result *****/
|
|
DB_FreeMySQLResult (&mysql_res);
|
|
|
|
Exams->LstIsRead = true;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/******************** Get list of exam sessions selected *********************/
|
|
/*****************************************************************************/
|
|
|
|
void Exa_GetListSelectedExaCods (struct Exa_Exams *Exams)
|
|
{
|
|
extern const char *Par_CodeStr[Par_NUM_PAR_COD];
|
|
unsigned MaxSizeListExaCodsSelected;
|
|
unsigned NumExam;
|
|
const char *Ptr;
|
|
long ExaCod;
|
|
char LongStr[Cns_MAX_DECIMAL_DIGITS_LONG + 1];
|
|
|
|
/***** Allocate memory for list of exams selected *****/
|
|
MaxSizeListExaCodsSelected = Exams->Num * (Cns_MAX_DECIMAL_DIGITS_LONG + 1);
|
|
if ((Exams->ExaCodsSelected = malloc (MaxSizeListExaCodsSelected + 1)) == NULL)
|
|
Err_NotEnoughMemoryExit ();
|
|
|
|
/***** Get parameter multiple with list of exams selected *****/
|
|
Par_GetParMultiToText (Par_CodeStr[ParCod_Exa],Exams->ExaCodsSelected,
|
|
MaxSizeListExaCodsSelected);
|
|
|
|
/***** Set which exams will be shown as selected (checkboxes on) *****/
|
|
if (Exams->ExaCodsSelected[0]) // Some exams selected
|
|
{
|
|
/* Reset selection */
|
|
for (NumExam = 0;
|
|
NumExam < Exams->Num;
|
|
NumExam++)
|
|
Exams->Lst[NumExam].Checked = Cns_UNCHECKED;
|
|
Exams->NumSelected = 0;
|
|
|
|
/* Set some exams as selected */
|
|
for (Ptr = Exams->ExaCodsSelected;
|
|
*Ptr;
|
|
)
|
|
{
|
|
/* Get next exam selected */
|
|
Par_GetNextStrUntilSeparParMult (&Ptr,LongStr,Cns_MAX_DECIMAL_DIGITS_LONG);
|
|
ExaCod = Str_ConvertStrCodToLongCod (LongStr);
|
|
|
|
/* Set each exam in *StrExaCodsSelected as selected */
|
|
for (NumExam = 0;
|
|
NumExam < Exams->Num;
|
|
NumExam++)
|
|
if (Exams->Lst[NumExam].ExaCod == ExaCod)
|
|
{
|
|
Exams->Lst[NumExam].Checked = Cns_CHECKED;
|
|
Exams->NumSelected++;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
else // No exams selected
|
|
{
|
|
/***** Set all exams as selected *****/
|
|
for (NumExam = 0;
|
|
NumExam < Exams->Num;
|
|
NumExam++)
|
|
Exams->Lst[NumExam].Checked = Cns_CHECKED;
|
|
Exams->NumSelected = Exams->Num;
|
|
}
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/********************** Get exam data using its code *************************/
|
|
/*****************************************************************************/
|
|
|
|
void Exa_GetExamDataByCod (struct Exa_Exam *Exam)
|
|
{
|
|
MYSQL_RES *mysql_res;
|
|
MYSQL_ROW row;
|
|
|
|
/***** Trivial check *****/
|
|
if (Exam->ExaCod <= 0)
|
|
{
|
|
/* Initialize to empty exam */
|
|
Exa_ResetExam (Exam);
|
|
return;
|
|
}
|
|
|
|
/***** Get exam data from database *****/
|
|
if (Exa_DB_GetExamDataByCod (&mysql_res,Exam->ExaCod)) // Exam found...
|
|
{
|
|
/* Get row */
|
|
row = mysql_fetch_row (mysql_res);
|
|
|
|
/* Get code of the exam (row[0])
|
|
and code of the course (row[1]) */
|
|
Exam->ExaCod = Str_ConvertStrCodToLongCod (row[0]);
|
|
Exam->CrsCod = Str_ConvertStrCodToLongCod (row[1]);
|
|
|
|
/* Get whether the exam is hidden (row[2]) */
|
|
Exam->HiddenOrVisible = HidVid_GetHiddenOrVisible (row[2][0]);
|
|
|
|
/* Get author of the exam (row[3]) */
|
|
Exam->UsrCod = Str_ConvertStrCodToLongCod (row[3]);
|
|
|
|
/* Get maximum grade (row[4]) */
|
|
Exam->MaxGrade = Str_GetDoubleFromStr (row[4]);
|
|
if (Exam->MaxGrade < 0.0) // Only positive values allowed
|
|
Exam->MaxGrade = 0.0;
|
|
|
|
/* Get visibility (row[5]) */
|
|
Exam->Visibility = TstVis_GetVisibilityFromStr (row[5]);
|
|
|
|
/* Get the title of the exam (row[6]) */
|
|
Str_Copy (Exam->Title,row[6],sizeof (Exam->Title) - 1);
|
|
|
|
/* Get number of sets,
|
|
number of questions,
|
|
number of sessions
|
|
and number of open sessions */
|
|
Exam->NumSets = Exa_DB_GetNumSetsExam (Exam->ExaCod);
|
|
Exam->NumQsts = Exa_DB_GetNumQstsExam (Exam->ExaCod);
|
|
Exam->NumSess = Exa_DB_GetNumSessionsInExam (Exam->ExaCod);
|
|
Exam->NumOpenSess = Exa_DB_GetNumOpenSessionsInExam (Exam->ExaCod);
|
|
}
|
|
else
|
|
/* Initialize to empty exam */
|
|
Exa_ResetExam (Exam);
|
|
|
|
/* Free structure that stores the query result */
|
|
DB_FreeMySQLResult (&mysql_res);
|
|
|
|
if (Exam->ExaCod > 0)
|
|
{
|
|
/***** Get start and end times from database *****/
|
|
if (Exa_DB_GetExamStartEnd (&mysql_res,Exam->ExaCod))
|
|
{
|
|
/* Get row */
|
|
row = mysql_fetch_row (mysql_res);
|
|
|
|
/* Get start date (row[0] holds the start UTC time)
|
|
and end date (row[1] holds the end UTC time) */
|
|
Exam->TimeUTC[Dat_STR_TIME] = Dat_GetUNIXTimeFromStr (row[0]);
|
|
Exam->TimeUTC[Dat_END_TIME] = Dat_GetUNIXTimeFromStr (row[1]);
|
|
}
|
|
|
|
/* Free structure that stores the query result */
|
|
DB_FreeMySQLResult (&mysql_res);
|
|
}
|
|
else
|
|
{
|
|
Exam->TimeUTC[Dat_STR_TIME] =
|
|
Exam->TimeUTC[Dat_END_TIME] = (time_t) 0;
|
|
}
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/***************************** Free list of exams ****************************/
|
|
/*****************************************************************************/
|
|
|
|
void Exa_FreeListExams (struct Exa_Exams *Exams)
|
|
{
|
|
if (Exams->LstIsRead && Exams->Lst)
|
|
{
|
|
/***** Free memory used by the list of exams *****/
|
|
free (Exams->Lst);
|
|
Exams->Lst = NULL;
|
|
Exams->Num = 0;
|
|
Exams->LstIsRead = false;
|
|
}
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/*************** Ask for confirmation of removing of an exam *****************/
|
|
/*****************************************************************************/
|
|
|
|
void Exa_AskRemExam (void)
|
|
{
|
|
extern const char *Txt_Do_you_really_want_to_remove_the_exam_X;
|
|
struct Exa_Exams Exams;
|
|
|
|
/***** Check if I can edit exams *****/
|
|
if (Exa_CheckIfICanEditExams () == Usr_CAN_NOT)
|
|
Err_NoPermissionExit ();
|
|
|
|
/***** Reset exams context *****/
|
|
Exa_ResetExams (&Exams);
|
|
Exa_ResetExam (&Exams.Exam);
|
|
|
|
/***** Get parameters *****/
|
|
Exa_GetPars (&Exams,Exa_CHECK_EXA_COD);
|
|
|
|
/***** Get data of the exam from database *****/
|
|
Exa_GetExamDataByCod (&Exams.Exam);
|
|
|
|
/***** Show question and button to remove exam *****/
|
|
Ale_ShowAlertRemove (ActRemExa,NULL,
|
|
Exa_PutPars,&Exams,
|
|
Txt_Do_you_really_want_to_remove_the_exam_X,
|
|
Exams.Exam.Title);
|
|
|
|
/***** Show exams again *****/
|
|
Exa_ListAllExams (&Exams);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/******************************* Remove an exam ******************************/
|
|
/*****************************************************************************/
|
|
|
|
void Exa_RemoveExam (void)
|
|
{
|
|
extern const char *Txt_Exam_X_removed;
|
|
struct Exa_Exams Exams;
|
|
|
|
/***** Check if I can edit exams *****/
|
|
if (Exa_CheckIfICanEditExams () == Usr_CAN_NOT)
|
|
Err_NoPermissionExit ();
|
|
|
|
/***** Reset exams context *****/
|
|
Exa_ResetExams (&Exams);
|
|
Exa_ResetExam (&Exams.Exam);
|
|
|
|
/***** Get exam code *****/
|
|
Exams.Exam.ExaCod = ParCod_GetAndCheckPar (ParCod_Exa);
|
|
|
|
/***** Get data of the exam from database *****/
|
|
Exa_GetExamDataByCod (&Exams.Exam);
|
|
|
|
/***** Remove exam from all tables *****/
|
|
Exa_RemoveExamFromAllTables (Exams.Exam.ExaCod);
|
|
|
|
/***** Write message to show the change made *****/
|
|
Ale_ShowAlert (Ale_SUCCESS,Txt_Exam_X_removed,
|
|
Exams.Exam.Title);
|
|
|
|
/***** Show exams again *****/
|
|
Exa_ListAllExams (&Exams);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/*********************** Remove exam from all tables *************************/
|
|
/*****************************************************************************/
|
|
|
|
static void Exa_RemoveExamFromAllTables (long ExaCod)
|
|
{
|
|
/***** Remove questions of exams prints, and exam prints, in this exam *****/
|
|
// TODO: DO NOT REMOVE EXAMS PRINTS. Instead move them to tables of deleted prints
|
|
Exa_DB_RemovePrintQstsFromExa (ExaCod);
|
|
Exa_DB_RemoveAllPrintsFromExa (ExaCod);
|
|
|
|
/***** Remove groups associated to sessions, and sessions, in this exam *****/
|
|
Exa_DB_RemoveAllGrpsFromExa (ExaCod);
|
|
Exa_DB_RemoveAllSessionsFromExam (ExaCod);
|
|
|
|
/***** Remove media associated to exam questions in the exam *****/
|
|
Exa_RemoveAllMedFilesFromStemOfAllQstsFromExam (ExaCod);
|
|
Exa_RemoveAllMedFilesFromAnsOfAllQstsFromExam (ExaCod);
|
|
|
|
/***** Remove the answers and the questions in sets of questions *****/
|
|
Exa_DB_RemoveAllSetAnswersFromExam (ExaCod);
|
|
Exa_DB_RemoveAllSetQuestionsFromExam (ExaCod);
|
|
|
|
/***** Remove exam sets *****/
|
|
Exa_DB_RemoveAllSetsFromExam (ExaCod);
|
|
|
|
/***** Remove exam *****/
|
|
Exa_DB_RemoveExam (ExaCod);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/*********************** Remove all exams of a course ************************/
|
|
/*****************************************************************************/
|
|
|
|
void Exa_RemoveCrsExams (long CrsCod)
|
|
{
|
|
/***** Remove questions of exams prints, and exam prints,
|
|
made in the given course *****/
|
|
// TODO: DO NOT REMOVE EXAMS PRINTS. Instead move them to tables of deleted prints
|
|
Exa_DB_RemovePrintQstsFromCrs (CrsCod);
|
|
Exa_DB_RemoveAllPrintsFromCrs (CrsCod);
|
|
|
|
/***** Remove groups associated to sessions, and sessions, in this course *****/
|
|
Exa_DB_RemoveAllGrpsFromCrs (CrsCod);
|
|
Exa_DB_RemoveAllSessionsFromCrs (CrsCod);
|
|
|
|
/***** Remove media associated to test questions in the course *****/
|
|
Exa_RemoveAllMedFilesFromStemOfAllQstsFromCrs (CrsCod);
|
|
Exa_RemoveAllMedFilesFromAnsOfAllQstsFromCrs (CrsCod);
|
|
|
|
/***** Remove the answers and the questions in sets of questions *****/
|
|
Exa_DB_RemoveAllSetAnswersFromCrs (CrsCod);
|
|
Exa_DB_RemoveAllSetQuestionsFromCrs (CrsCod);
|
|
|
|
/***** Remove the sets of questions in exams *****/
|
|
Exa_DB_RemoveAllSetsFromCrs (CrsCod);
|
|
|
|
/***** Remove the exams *****/
|
|
Exa_DB_RemoveAllExamsFromCrs (CrsCod);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/********* Remove all media associated to stems of an exam questions *********/
|
|
/*****************************************************************************/
|
|
|
|
static void Exa_RemoveAllMedFilesFromStemOfAllQstsFromExam (long ExaCod)
|
|
{
|
|
MYSQL_RES *mysql_res;
|
|
unsigned NumMedia;
|
|
|
|
/***** Get media codes associated to stems of an exam questions *****/
|
|
NumMedia = Exa_DB_GetAllMediaFomStemOfAllQstsFromExam (&mysql_res,ExaCod);
|
|
|
|
/***** Go over result removing media files *****/
|
|
Med_RemoveMediaFromAllRows (NumMedia,mysql_res);
|
|
|
|
/***** Free structure that stores the query result *****/
|
|
DB_FreeMySQLResult (&mysql_res);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/** Remove all media associated to stems of all exam questions in a course ***/
|
|
/*****************************************************************************/
|
|
|
|
static void Exa_RemoveAllMedFilesFromStemOfAllQstsFromCrs (long CrsCod)
|
|
{
|
|
MYSQL_RES *mysql_res;
|
|
unsigned NumMedia;
|
|
|
|
/***** Get media codes associated to stems of exam questions from database *****/
|
|
NumMedia = Exa_DB_GetAllMediaFomStemOfAllQstsFromCrs (&mysql_res,CrsCod);
|
|
|
|
/***** Go over result removing media files *****/
|
|
Med_RemoveMediaFromAllRows (NumMedia,mysql_res);
|
|
|
|
/***** Free structure that stores the query result *****/
|
|
DB_FreeMySQLResult (&mysql_res);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/** Remove media associated to all answers of all exam questions in an exam **/
|
|
/*****************************************************************************/
|
|
|
|
static void Exa_RemoveAllMedFilesFromAnsOfAllQstsFromExam (long ExaCod)
|
|
{
|
|
MYSQL_RES *mysql_res;
|
|
unsigned NumMedia;
|
|
|
|
/***** Get names of media files associated to answers of exam questions from database *****/
|
|
NumMedia = Exa_DB_GetAllMediaFromAnsOfAllQstsFromExam (&mysql_res,ExaCod);
|
|
|
|
/***** Go over result removing media files *****/
|
|
Med_RemoveMediaFromAllRows (NumMedia,mysql_res);
|
|
|
|
/***** Free structure that stores the query result *****/
|
|
DB_FreeMySQLResult (&mysql_res);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/* Remove media associated to all answers of all exam questions in a course **/
|
|
/*****************************************************************************/
|
|
|
|
static void Exa_RemoveAllMedFilesFromAnsOfAllQstsFromCrs (long CrsCod)
|
|
{
|
|
MYSQL_RES *mysql_res;
|
|
unsigned NumMedia;
|
|
|
|
/***** Get names of media files associated to answers of exam questions from database *****/
|
|
NumMedia = Exa_DB_GetAllMediaFromAnsOfAllQstsFromCrs (&mysql_res,CrsCod);
|
|
|
|
/***** Go over result removing media files *****/
|
|
Med_RemoveMediaFromAllRows (NumMedia,mysql_res);
|
|
|
|
/***** Free structure that stores the query result *****/
|
|
DB_FreeMySQLResult (&mysql_res);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/***************************** Hide/unhide an exam ***************************/
|
|
/*****************************************************************************/
|
|
|
|
void Exa_HideExam (void)
|
|
{
|
|
Exa_HideUnhideExam (HidVis_HIDDEN);
|
|
}
|
|
|
|
void Exa_UnhideExam (void)
|
|
{
|
|
Exa_HideUnhideExam (HidVis_VISIBLE);
|
|
}
|
|
|
|
static void Exa_HideUnhideExam (HidVis_HiddenOrVisible_t HiddenOrVisible)
|
|
{
|
|
struct Exa_Exams Exams;
|
|
|
|
/***** Check if I can edit exams *****/
|
|
if (Exa_CheckIfICanEditExams () == Usr_CAN_NOT)
|
|
Err_NoPermissionExit ();
|
|
|
|
/***** Reset exams context *****/
|
|
Exa_ResetExams (&Exams);
|
|
Exa_ResetExam (&Exams.Exam);
|
|
|
|
/***** Get parameters *****/
|
|
Exa_GetPars (&Exams,Exa_CHECK_EXA_COD);
|
|
|
|
/***** Get data of the exam from database *****/
|
|
Exa_GetExamDataByCod (&Exams.Exam);
|
|
|
|
/***** Unhide exam *****/
|
|
Exa_DB_HideOrUnhideExam (Exams.Exam.ExaCod,HiddenOrVisible);
|
|
|
|
/***** Show exams again *****/
|
|
Exa_ListAllExams (&Exams);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/*************** Request the creation or edition of an exam ******************/
|
|
/*****************************************************************************/
|
|
|
|
void Exa_ReqCreatOrEditExam (void)
|
|
{
|
|
struct Exa_Exams Exams;
|
|
Exa_ExistingNewExam_t ExistingNewExam;
|
|
|
|
/***** Check if I can edit exams *****/
|
|
if (Exa_CheckIfICanEditExams () == Usr_CAN_NOT)
|
|
Err_NoPermissionExit ();
|
|
|
|
/***** Reset exams context *****/
|
|
Exa_ResetExams (&Exams);
|
|
Exa_ResetExam (&Exams.Exam);
|
|
|
|
/***** Get parameters *****/
|
|
Exa_GetPars (&Exams,Exa_DONT_CHECK_EXA_COD);
|
|
ExistingNewExam = (Exams.Exam.ExaCod > 0) ? Exa_EXISTING_EXAM :
|
|
Exa_NEW_EXAM;
|
|
|
|
/***** Get exam data *****/
|
|
switch (ExistingNewExam)
|
|
{
|
|
case Exa_EXISTING_EXAM:
|
|
/* Get exam data from database */
|
|
Exa_GetExamDataByCod (&Exams.Exam);
|
|
break;
|
|
case Exa_NEW_EXAM:
|
|
break;
|
|
}
|
|
|
|
/***** Put form to create/edit an exam and show sets *****/
|
|
Exa_PutFormsOneExam (&Exams,ExistingNewExam);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/******************** Put forms to create/edit an exam ***********************/
|
|
/*****************************************************************************/
|
|
|
|
void Exa_PutFormsOneExam (struct Exa_Exams *Exams,
|
|
Exa_ExistingNewExam_t ExistingNewExam)
|
|
{
|
|
extern const char *Hlp_ASSESSMENT_Exams_edit_exam;
|
|
extern const char *Hlp_ASSESSMENT_Exams_new_exam;
|
|
extern const char *Txt_Exam;
|
|
static void (*FunctionToDrawContextualIcons[Exa_NUM_EXISTING_NEW_EXAM]) (void *Args) =
|
|
{
|
|
[Exa_EXISTING_EXAM] = Exa_PutIconsEditingOneExam,
|
|
[Exa_NEW_EXAM ] = NULL,
|
|
};
|
|
static const char **HelpLink[Exa_NUM_EXISTING_NEW_EXAM] =
|
|
{
|
|
[Exa_EXISTING_EXAM] = &Hlp_ASSESSMENT_Exams_edit_exam,
|
|
[Exa_NEW_EXAM ] = &Hlp_ASSESSMENT_Exams_new_exam,
|
|
};
|
|
char Txt[Cns_MAX_BYTES_TEXT + 1];
|
|
|
|
/***** Initialize text / get text from database *****/
|
|
switch (ExistingNewExam)
|
|
{
|
|
case Exa_EXISTING_EXAM:
|
|
Exa_DB_GetExamTxt (Exams->Exam.ExaCod,Txt);
|
|
break;
|
|
case Exa_NEW_EXAM:
|
|
Txt[0] = '\0';
|
|
break;
|
|
}
|
|
|
|
/***** Begin box *****/
|
|
Box_BoxBegin (Exams->Exam.Title[0] ? Exams->Exam.Title :
|
|
Txt_Exam,
|
|
FunctionToDrawContextualIcons[ExistingNewExam],Exams,
|
|
*HelpLink[ExistingNewExam],Box_NOT_CLOSABLE);
|
|
|
|
/***** Put form to create/edit an exam *****/
|
|
Exa_PutFormEditionExam (Exams,Txt,ExistingNewExam);
|
|
|
|
/***** Show list of sets inside box *****/
|
|
if (ExistingNewExam == Exa_EXISTING_EXAM)
|
|
{
|
|
HTM_BR ();
|
|
ExaSet_ListExamSets (Exams);
|
|
}
|
|
|
|
/***** End box ****/
|
|
Box_BoxEnd ();
|
|
|
|
/***** Show exams again outside box *****/
|
|
if (ExistingNewExam == Exa_NEW_EXAM)
|
|
{
|
|
HTM_BR ();
|
|
Exa_ListAllExams (Exams);
|
|
}
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/********************* Put a form to create/edit an exam **********************/
|
|
/*****************************************************************************/
|
|
|
|
static void Exa_PutFormEditionExam (struct Exa_Exams *Exams,
|
|
char Txt[Cns_MAX_BYTES_TEXT + 1],
|
|
Exa_ExistingNewExam_t ExistingNewExam)
|
|
{
|
|
extern const char *Txt_Title;
|
|
extern const char *Txt_Maximum_grade;
|
|
extern const char *Txt_Result_visibility;
|
|
extern const char *Txt_Description;
|
|
extern const char *Txt_Save_changes;
|
|
extern const char *Txt_Create;
|
|
static Act_Action_t NextAction[Exa_NUM_EXISTING_NEW_EXAM] =
|
|
{
|
|
[Exa_EXISTING_EXAM] = ActChgExa,
|
|
[Exa_NEW_EXAM ] = ActNewExa,
|
|
};
|
|
static Btn_Button_t Button[Exa_NUM_EXISTING_NEW_EXAM] =
|
|
{
|
|
[Exa_EXISTING_EXAM] = Btn_CONFIRM_BUTTON,
|
|
[Exa_NEW_EXAM ] = Btn_CREATE_BUTTON,
|
|
};
|
|
const char *TxtButton[Exa_NUM_EXISTING_NEW_EXAM] =
|
|
{
|
|
[Exa_EXISTING_EXAM] = Txt_Save_changes,
|
|
[Exa_NEW_EXAM ] = Txt_Create,
|
|
};
|
|
|
|
/***** Begin form *****/
|
|
Frm_BeginForm (NextAction[ExistingNewExam]);
|
|
Exa_PutPars (Exams);
|
|
|
|
/***** Begin table *****/
|
|
HTM_TABLE_BeginCenterPadding (2);
|
|
|
|
/***** Exam title *****/
|
|
HTM_TR_Begin (NULL);
|
|
|
|
/* Label */
|
|
Frm_LabelColumn ("Frm_C1_BOT RM","Title",Txt_Title);
|
|
|
|
/* Data */
|
|
HTM_TD_Begin ("class=\"Frm_C2 LM\"");
|
|
HTM_INPUT_TEXT ("Title",Exa_MAX_CHARS_TITLE,Exams->Exam.Title,
|
|
HTM_ENABLED,HTM_REQUIRED,HTM_DONT_SUBMIT_ON_CHANGE,
|
|
"id=\"Title\" class=\"Frm_C2_INPUT INPUT_%s\"",
|
|
The_GetSuffix ());
|
|
HTM_TD_End ();
|
|
|
|
HTM_TR_End ();
|
|
|
|
/***** Maximum grade *****/
|
|
HTM_TR_Begin (NULL);
|
|
|
|
/* Label */
|
|
Frm_LabelColumn ("Frm_C1_BOT RT","MaxGrade",Txt_Maximum_grade);
|
|
|
|
/* Data */
|
|
HTM_TD_Begin ("class=\"Frm_C2 LM\"");
|
|
HTM_INPUT_FLOAT ("MaxGrade",0.0,DBL_MAX,0.01,Exams->Exam.MaxGrade,
|
|
HTM_REQUIRED,HTM_DONT_SUBMIT_ON_CHANGE,
|
|
" class=\"Frm_C2_INPUT INPUT_%s\"",
|
|
The_GetSuffix ());
|
|
HTM_TD_End ();
|
|
|
|
HTM_TR_End ();
|
|
|
|
/***** Visibility of results *****/
|
|
HTM_TR_Begin (NULL);
|
|
|
|
/* Label */
|
|
Frm_LabelColumn ("Frm_C1_BOT RT","",Txt_Result_visibility);
|
|
|
|
/* Data */
|
|
HTM_TD_Begin ("class=\"Frm_C2 LB\"");
|
|
TstVis_PutVisibilityCheckboxes (Exams->Exam.Visibility);
|
|
HTM_TD_End ();
|
|
|
|
HTM_TR_End ();
|
|
|
|
/***** Exam text *****/
|
|
HTM_TR_Begin (NULL);
|
|
|
|
/* Label */
|
|
Frm_LabelColumn ("Frm_C1_BOT RT","Txt",Txt_Description);
|
|
|
|
/* Data */
|
|
HTM_TD_Begin ("class=\"Frm_C2 LT\"");
|
|
HTM_TEXTAREA_Begin (HTM_ENABLED,HTM_NOT_REQUIRED,
|
|
"id=\"Txt\" name=\"Txt\" rows=\"5\""
|
|
" class=\"Frm_C2_INPUT INPUT_%s\"",
|
|
The_GetSuffix ());
|
|
HTM_Txt (Txt);
|
|
HTM_TEXTAREA_End ();
|
|
HTM_TD_End ();
|
|
|
|
HTM_TR_End ();
|
|
|
|
/***** End table ****/
|
|
HTM_TABLE_End ();
|
|
|
|
/***** Send button *****/
|
|
Btn_PutButton (Button[ExistingNewExam],
|
|
TxtButton[ExistingNewExam]);
|
|
|
|
/***** End form *****/
|
|
Frm_EndForm ();
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/********************** Receive form to create a new exam ********************/
|
|
/*****************************************************************************/
|
|
|
|
void Exa_ReceiveExam (void)
|
|
{
|
|
struct Exa_Exams Exams;
|
|
Exa_ExistingNewExam_t ExistingNewExam;
|
|
char Txt[Cns_MAX_BYTES_TEXT + 1];
|
|
|
|
/***** Check if I can edit exams *****/
|
|
if (Exa_CheckIfICanEditExams () == Usr_CAN_NOT)
|
|
Err_NoPermissionExit ();
|
|
|
|
/***** Reset exams context *****/
|
|
Exa_ResetExams (&Exams);
|
|
Exa_ResetExam (&Exams.Exam);
|
|
|
|
/***** Get parameters *****/
|
|
Exa_GetPars (&Exams,Exa_DONT_CHECK_EXA_COD);
|
|
ExistingNewExam = (Exams.Exam.ExaCod > 0) ? Exa_EXISTING_EXAM :
|
|
Exa_NEW_EXAM;
|
|
|
|
/***** Get all current exam data from database *****/
|
|
// Some data, not received from form,
|
|
// are necessary to show exam and sets of questions again
|
|
switch (ExistingNewExam)
|
|
{
|
|
case Exa_EXISTING_EXAM:
|
|
Exa_GetExamDataByCod (&Exams.Exam);
|
|
break;
|
|
case Exa_NEW_EXAM:
|
|
break;
|
|
}
|
|
|
|
/***** Overwrite some exam data with the data received from form *****/
|
|
Exa_ReceiveExamFieldsFromForm (&Exams.Exam,Txt);
|
|
if (Exa_CheckExamFieldsReceivedFromForm (&Exams.Exam))
|
|
/***** Create a new exam or update an existing one *****/
|
|
switch (ExistingNewExam)
|
|
{
|
|
case Exa_EXISTING_EXAM:
|
|
Exa_UpdateExam (&Exams.Exam,Txt); // Update exam data in database
|
|
break;
|
|
case Exa_NEW_EXAM:
|
|
Exa_CreateExam (&Exams.Exam,Txt); // Add new exam to database
|
|
ExistingNewExam = Exa_EXISTING_EXAM;
|
|
break;
|
|
}
|
|
|
|
/***** Show pending alerts */
|
|
Ale_ShowAlerts (NULL);
|
|
|
|
/***** Show current exam and its sets *****/
|
|
Exa_PutFormsOneExam (&Exams,ExistingNewExam);
|
|
}
|
|
|
|
static void Exa_ReceiveExamFieldsFromForm (struct Exa_Exam *Exam,
|
|
char Txt[Cns_MAX_BYTES_TEXT + 1])
|
|
{
|
|
char MaxGradeStr[64];
|
|
|
|
/***** Get exam title *****/
|
|
Par_GetParText ("Title",Exam->Title,Exa_MAX_BYTES_TITLE);
|
|
|
|
/***** Get maximum grade *****/
|
|
Par_GetParText ("MaxGrade",MaxGradeStr,sizeof (MaxGradeStr) - 1);
|
|
Exam->MaxGrade = Str_GetDoubleFromStr (MaxGradeStr);
|
|
if (Exam->MaxGrade < 0.0) // Only positive values allowed
|
|
Exam->MaxGrade = 0.0;
|
|
|
|
/***** Get visibility *****/
|
|
Exam->Visibility = TstVis_GetVisibilityFromForm ();
|
|
|
|
/***** Get exam text *****/
|
|
Par_GetParHTML ("Txt",Txt,Cns_MAX_BYTES_TEXT); // Store in HTML format (not rigorous)
|
|
}
|
|
|
|
static bool Exa_CheckExamFieldsReceivedFromForm (const struct Exa_Exam *Exam)
|
|
{
|
|
extern const char *Txt_Already_existed_an_exam_with_the_title_X;
|
|
bool NewExamIsCorrect;
|
|
|
|
/***** Check if title is correct *****/
|
|
NewExamIsCorrect = true;
|
|
if (Exam->Title[0]) // If there's an exam title
|
|
{
|
|
/* If title of exam was in database... */
|
|
if (Exa_DB_CheckIfSimilarExamExists (Gbl.Hierarchy.Node[Hie_CRS].HieCod,
|
|
Exam->ExaCod,Exam->Title))
|
|
{
|
|
NewExamIsCorrect = false;
|
|
Ale_CreateAlert (Ale_WARNING,NULL,
|
|
Txt_Already_existed_an_exam_with_the_title_X,
|
|
Exam->Title);
|
|
}
|
|
}
|
|
else // If there is not an exam title
|
|
{
|
|
NewExamIsCorrect = false;
|
|
Ale_CreateAlertYouMustSpecifyTheTitle ();
|
|
}
|
|
|
|
return NewExamIsCorrect;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/**************************** Create a new exam ******************************/
|
|
/*****************************************************************************/
|
|
|
|
static void Exa_CreateExam (struct Exa_Exam *Exam,const char *Txt)
|
|
{
|
|
extern const char *Txt_Created_new_exam_X;
|
|
|
|
/***** Create a new exam *****/
|
|
Exam->ExaCod = Exa_DB_CreateExam (Exam,Txt);
|
|
|
|
/***** Write success message *****/
|
|
Ale_ShowAlert (Ale_SUCCESS,Txt_Created_new_exam_X,
|
|
Exam->Title);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/************************* Update an existing exam *************************/
|
|
/*****************************************************************************/
|
|
|
|
static void Exa_UpdateExam (struct Exa_Exam *Exam,const char *Txt)
|
|
{
|
|
extern const char *Txt_The_exam_has_been_modified;
|
|
|
|
/***** Update the data of the exam *****/
|
|
Exa_DB_UpdateExam (Exam,Txt);
|
|
|
|
/***** Write success message *****/
|
|
Ale_ShowAlert (Ale_SUCCESS,Txt_The_exam_has_been_modified);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/*************************** Show stats about exams **************************/
|
|
/*****************************************************************************/
|
|
|
|
void Exa_GetAndShowExamsStats (void)
|
|
{
|
|
extern const char *Hlp_ANALYTICS_Figures_exams;
|
|
extern const char *Txt_FIGURE_TYPES[Fig_NUM_FIGURES];
|
|
extern const char *Txt_Number_of_BR_exams;
|
|
extern const char *Txt_Number_of_BR_courses_with_BR_exams;
|
|
extern const char *Txt_Average_number_BR_of_exams_BR_per_course;
|
|
unsigned NumExams;
|
|
unsigned NumCoursesWithExams;
|
|
|
|
/***** Get the number of exams from this location *****/
|
|
if ((NumExams = Exa_DB_GetNumExams (Gbl.Scope.Current)))
|
|
NumCoursesWithExams = Exa_DB_GetNumCoursesWithExams (Gbl.Scope.Current);
|
|
else
|
|
NumCoursesWithExams = 0;
|
|
|
|
/***** Begin box and table *****/
|
|
Box_BoxTableBegin (Txt_FIGURE_TYPES[Fig_EXAMS],NULL,NULL,
|
|
Hlp_ANALYTICS_Figures_exams,Box_NOT_CLOSABLE,2);
|
|
|
|
/***** Write table heading *****/
|
|
HTM_TR_Begin (NULL);
|
|
HTM_TH (Txt_Number_of_BR_exams ,HTM_HEAD_RIGHT);
|
|
HTM_TH (Txt_Number_of_BR_courses_with_BR_exams ,HTM_HEAD_RIGHT);
|
|
HTM_TH (Txt_Average_number_BR_of_exams_BR_per_course,HTM_HEAD_RIGHT);
|
|
HTM_TR_End ();
|
|
|
|
/***** Write number of exams *****/
|
|
HTM_TR_Begin (NULL);
|
|
HTM_TD_Unsigned (NumExams);
|
|
HTM_TD_Unsigned (NumCoursesWithExams);
|
|
HTM_TD_Ratio (NumExams,NumCoursesWithExams);
|
|
HTM_TR_End ();
|
|
|
|
/***** End table and box *****/
|
|
Box_BoxTableEnd ();
|
|
}
|