public function executeIndex(sfWebRequest $request)
{
$this->buildSubmenu($request);
$id = $request->getParameter("id");
$conn = Propel::getConnection();
$this->courseObj = CoursePeer::retrieveByPK($id, $conn);
if (!is_object($this->courseObj)) {
$this->forward404();
}
// courseDetail
$detList = $this->courseObj->getCourseDetails(null, $conn);
if (count($detList) > 0) {
$this->courseDetail = $detList[0];
}
// instructor
$detList = CourseInstructorAssociationPeer::getLatestInstructorsForCourseId($this->courseObj->getId(), $conn);
$newList = CourseInstructorAssociationPeer::getHistoricalInstructorsForCourseId($this->courseObj->getId(), $conn);
if (count($detList) > 0) {
$this->currentInstructorList = $detList;
$this->pastInstructorList = $newList;
}
// program
$detList = CourseDisciplineAssociationPeer::getRelatedDisciplinesForCourse($this->courseObj, $conn);
if (count($detList) > 0) {
$this->programList = $detList;
}
// full exam data
$conn = Propel::getConnection();
$c = new Criteria();
$courseCrit = $c->getNewCriterion(ExamPeer::COURSE_ID, $this->courseObj->getId());
$c->addAnd($courseCrit);
$c->addAscendingOrderByColumn(ExamPeer::YEAR);
$c->addAscendingOrderByColumn(ExamPeer::TYPE);
$c->addAscendingOrderByColumn(ExamPeer::DESCR);
$examData = ExamPeer::doSelect($c, $conn);
// now splice the data up and send it to the frontend
$this->examData = array();
$year = "";
$type = "";
foreach ($examData as $exam) {
if ($year != $exam->getYear()) {
$year = $exam->getYear();
$this->examData[$year] = array();
$type = "";
}
if ($type != $exam->getType()) {
$type = $exam->getType();
$this->examData[$year][$type] = array();
}
$this->examData[$year][$type][] = $exam;
}
}
public function executeList(sfWebRequest $request)
{
$c = new Criteria();
if ($request->getParameter('course') !== null || $request->getParameter('course') != '') {
$c->add(CourseInstructorAssociationPeer::COURSE_ID, $request->getParameter('course'));
$this->course_id = $request->getParameter('course');
}
//check for instructor info
if ($request->getParameter('instructor') !== null || $request->getParameter('instructor') != '') {
$c->add(CourseInstructorAssociationPeer::INSTRUCTOR_ID, $request->getParameter('instructor'));
$this->instruct_id = $request->getParameter('instructor');
}
$this->course_instructor_association_list = CourseInstructorAssociationPeer::doSelect($c);
}
public static function getAvailableInstructorsForCourseIdAndYear($courseId, $year, PropelPDO $conn)
{
$query = "SELECT DISTINCT %s as i FROM %s JOIN %s ON %s=%s WHERE %s='%s' AND %s=%s";
$query = sprintf($query, CourseInstructorAssociationPeer::ID, AutoCourseRatingPeer::TABLE_NAME, CourseInstructorAssociationPeer::TABLE_NAME, AutoCourseRatingPeer::COURSE_INS_ID, CourseInstructorAssociationPeer::ID, CourseInstructorAssociationPeer::COURSE_ID, $courseId, CourseInstructorAssociationPeer::YEAR, $year);
$statement = $conn->prepare($query);
$statement->execute();
$ids = $statement->fetchAll(PDO::FETCH_COLUMN, 0);
$results = array();
$c = new Criteria();
$c->addJoin(CourseInstructorAssociationPeer::INSTRUCTOR_ID, InstructorPeer::ID);
foreach ($ids as $id) {
$crit = $c->getNewCriterion(CourseInstructorAssociationPeer::ID, $id);
$c->addOr($crit);
}
$c->addAscendingOrderByColumn(InstructorPeer::LAST_NAME);
$c->addAscendingOrderByColumn(InstructorPeer::FIRST_NAME);
$raw = CourseInstructorAssociationPeer::doSelectJoinInstructor($c, $conn);
foreach ($raw as $obj) {
$results[] = $obj->getInstructor();
}
return $results;
}
/**
* Get the associated CourseInstructorAssociation object
*
* @param PropelPDO Optional Connection object.
* @return CourseInstructorAssociation The associated CourseInstructorAssociation object.
* @throws PropelException
*/
public function getCourseInstructorAssociation(PropelPDO $con = null)
{
if ($this->aCourseInstructorAssociation === null && $this->course_ins_id !== null) {
$c = new Criteria(CourseInstructorAssociationPeer::DATABASE_NAME);
$c->add(CourseInstructorAssociationPeer::ID, $this->course_ins_id);
$this->aCourseInstructorAssociation = CourseInstructorAssociationPeer::doSelectOne($c, $con);
/* The following can be used additionally to
guarantee the related object contains a reference
to this object. This level of coupling may, however, be
undesirable since it could result in an only partially populated collection
in the referenced object.
$this->aCourseInstructorAssociation->addCourseRatings($this);
*/
}
return $this->aCourseInstructorAssociation;
}
/**
* Populates the object using an array.
*
* This is particularly useful when populating an object from one of the
* request arrays (e.g. $_POST). This method goes through the column
* names, checking to see whether a matching key exists in populated
* array. If so the setByName() method is called for that column.
*
* You can specify the key type of the array by additionally passing one
* of the class type constants BasePeer::TYPE_PHPNAME, BasePeer::TYPE_STUDLYPHPNAME,
* BasePeer::TYPE_COLNAME, BasePeer::TYPE_FIELDNAME, BasePeer::TYPE_NUM.
* The default key type is the column's phpname (e.g. 'AuthorId')
*
* @param array $arr An array to populate the object from.
* @param string $keyType The type of keys the array uses.
* @return void
*/
public function fromArray($arr, $keyType = BasePeer::TYPE_PHPNAME)
{
$keys = CourseInstructorAssociationPeer::getFieldNames($keyType);
if (array_key_exists($keys[0], $arr)) {
$this->setId($arr[$keys[0]]);
}
if (array_key_exists($keys[1], $arr)) {
$this->setInstructorId($arr[$keys[1]]);
}
if (array_key_exists($keys[2], $arr)) {
$this->setCourseId($arr[$keys[2]]);
}
if (array_key_exists($keys[3], $arr)) {
$this->setYear($arr[$keys[3]]);
}
}
/**
* If this collection has already been initialized with
* an identical criteria, it returns the collection.
* Otherwise if this Course is new, it will return
* an empty collection; or if this Course has previously
* been saved, it will retrieve related CourseInstructorAssociations from storage.
*
* This method is protected by default in order to keep the public
* api reasonable. You can provide public methods for those you
* actually need in Course.
*/
public function getCourseInstructorAssociationsJoinInstructor($criteria = null, $con = null, $join_behavior = Criteria::LEFT_JOIN)
{
if ($criteria === null) {
$criteria = new Criteria(CoursePeer::DATABASE_NAME);
} elseif ($criteria instanceof Criteria) {
$criteria = clone $criteria;
}
if ($this->collCourseInstructorAssociations === null) {
if ($this->isNew()) {
$this->collCourseInstructorAssociations = array();
} else {
$criteria->add(CourseInstructorAssociationPeer::COURSE_ID, $this->id);
$this->collCourseInstructorAssociations = CourseInstructorAssociationPeer::doSelectJoinInstructor($criteria, $con, $join_behavior);
}
} else {
// the following code is to determine if a new query is
// called for. If the criteria is the same as the last
// one, just return the collection.
$criteria->add(CourseInstructorAssociationPeer::COURSE_ID, $this->id);
if (!isset($this->lastCourseInstructorAssociationCriteria) || !$this->lastCourseInstructorAssociationCriteria->equals($criteria)) {
$this->collCourseInstructorAssociations = CourseInstructorAssociationPeer::doSelectJoinInstructor($criteria, $con, $join_behavior);
}
}
$this->lastCourseInstructorAssociationCriteria = $criteria;
return $this->collCourseInstructorAssociations;
}
public function saveToDatabase()
{
if (isset($this->_infoArr) && isset($this->_mappingArr)) {
$err = "";
$conn = Propel::getConnection();
$dt = date("Y-m-d, H:i:s");
$len = count($this->_infoArr);
for ($i = 0; $i < $len; $i++) {
$course = CoursePeer::retrieveByPK($this->_infoArr[$i]["courseCode"]);
if (!isset($course)) {
// new course found, save to db
$course = new Course();
$course->setDescr($this->_infoArr[$i]["courseName"]);
$course->setIsEng(1);
$course->setDeptId(substr($this->_infoArr[$i]["courseCode"], 0, 3));
$course->setId($this->_infoArr[$i]["courseCode"]);
$course->save($conn);
} elseif ($course->getDescr() == $course->getId()) {
// exam importer registers course description as course id
// if we encounter this situation, amend it with the proper description
$course->setDescr($this->_infoArr[$i]["courseName"]);
$course->save($conn);
}
try {
$instr = InstructorPeer::findInstructorByName($this->_infoArr[$i]["instrFirstName"], $this->_infoArr[$i]["instrLastName"], $conn);
} catch (Exception $e) {
if ($e->getCode() == 1) {
// no instructor found
$instr = new Instructor();
$instr->setFirstName($this->_infoArr[$i]["instrFirstName"]);
$instr->setLastName($this->_infoArr[$i]["instrLastName"]);
$instr->setDeptId($course->getDeptId());
$instr->save($conn);
} else {
// TODO: big problem, duplicate instructors found
// log error and move on
continue;
}
}
// create CourseInstructorAssociation if it doesn't exist
try {
$assoc = CourseInstructorAssociationPeer::findForYearAndInstructorIdAndCourseId($this->_year, $course->getId(), $instr->getId(), $conn);
} catch (Exception $e) {
if ($e->getCode() == 1) {
// create new object
$assoc = new CourseInstructorAssociation();
$assoc->setYear($this->_year);
$assoc->setCourseId($course->getId());
$assoc->setInstructorId($instr->getId());
$assoc->save($conn);
} else {
// TODO: big problem, duplicate assocs found
// log error and move on
continue;
}
}
// we can now save the real rating data
$ratingArr = $this->_ratingArr[$i];
foreach ($ratingArr as $fieldId => $data) {
foreach ($data as $rating => $number) {
$ratingObj = new AutoCourseRating();
$ratingObj->setFieldId($fieldId);
$ratingObj->setRating($rating);
$ratingObj->setNumber($number);
$ratingObj->setImportDt($dt);
$ratingObj->setCourseInsId($assoc->getId());
$ratingObj->save();
}
}
}
} else {
throw new Exception("readCsv method has not been called.");
}
}
/**
* This is a method for emulating ON DELETE CASCADE for DBs that don't support this
* feature (like MySQL or SQLite).
*
* This method is not very speedy because it must perform a query first to get
* the implicated records and then perform the deletes by calling those Peer classes.
*
* This method should be used within a transaction if possible.
*
* @param Criteria $criteria
* @param PropelPDO $con
* @return int The number of affected rows (if supported by underlying database driver).
*/
protected static function doOnDeleteCascade(Criteria $criteria, PropelPDO $con)
{
// initialize var to track total num of affected rows
$affectedRows = 0;
// first find the objects that are implicated by the $criteria
$objects = InstructorPeer::doSelect($criteria, $con);
foreach ($objects as $obj) {
// delete related CourseInstructorAssociation objects
$c = new Criteria(CourseInstructorAssociationPeer::DATABASE_NAME);
$c->add(CourseInstructorAssociationPeer::INSTRUCTOR_ID, $obj->getId());
$affectedRows += CourseInstructorAssociationPeer::doDelete($c, $con);
// delete related InstructorDetail objects
$c = new Criteria(InstructorDetailPeer::DATABASE_NAME);
$c->add(InstructorDetailPeer::INSTRUCTOR_ID, $obj->getId());
$affectedRows += InstructorDetailPeer::doDelete($c, $con);
}
return $affectedRows;
}
/**
* Selects a collection of AutoCourseRating objects pre-filled with all related objects except RatingField.
*
* @param Criteria $c
* @param PropelPDO $con
* @param String $join_behavior the type of joins to use, defaults to Criteria::LEFT_JOIN
* @return array Array of AutoCourseRating objects.
* @throws PropelException Any exceptions caught during processing will be
* rethrown wrapped into a PropelException.
*/
public static function doSelectJoinAllExceptRatingField(Criteria $c, $con = null, $join_behavior = Criteria::LEFT_JOIN)
{
foreach (sfMixer::getCallables('BaseAutoCourseRatingPeer:doSelectJoinAllExcept:doSelectJoinAllExcept') as $callable) {
call_user_func($callable, 'BaseAutoCourseRatingPeer', $c, $con);
}
$c = clone $c;
// Set the correct dbName if it has not been overridden
// $c->getDbName() will return the same object if not set to another value
// so == check is okay and faster
if ($c->getDbName() == Propel::getDefaultDB()) {
$c->setDbName(self::DATABASE_NAME);
}
AutoCourseRatingPeer::addSelectColumns($c);
$startcol2 = AutoCourseRatingPeer::NUM_COLUMNS - AutoCourseRatingPeer::NUM_LAZY_LOAD_COLUMNS;
CourseInstructorAssociationPeer::addSelectColumns($c);
$startcol3 = $startcol2 + (CourseInstructorAssociationPeer::NUM_COLUMNS - CourseInstructorAssociationPeer::NUM_LAZY_LOAD_COLUMNS);
$c->addJoin(array(AutoCourseRatingPeer::COURSE_INS_ID), array(CourseInstructorAssociationPeer::ID), $join_behavior);
$stmt = BasePeer::doSelect($c, $con);
$results = array();
while ($row = $stmt->fetch(PDO::FETCH_NUM)) {
$key1 = AutoCourseRatingPeer::getPrimaryKeyHashFromRow($row, 0);
if (null !== ($obj1 = AutoCourseRatingPeer::getInstanceFromPool($key1))) {
// We no longer rehydrate the object, since this can cause data loss.
// See http://propel.phpdb.org/trac/ticket/509
// $obj1->hydrate($row, 0, true); // rehydrate
} else {
$omClass = AutoCourseRatingPeer::getOMClass();
$cls = substr('.' . $omClass, strrpos('.' . $omClass, '.') + 1);
$obj1 = new $cls();
$obj1->hydrate($row);
AutoCourseRatingPeer::addInstanceToPool($obj1, $key1);
}
// if obj1 already loaded
// Add objects for joined CourseInstructorAssociation rows
$key2 = CourseInstructorAssociationPeer::getPrimaryKeyHashFromRow($row, $startcol2);
if ($key2 !== null) {
$obj2 = CourseInstructorAssociationPeer::getInstanceFromPool($key2);
if (!$obj2) {
$omClass = CourseInstructorAssociationPeer::getOMClass();
$cls = substr('.' . $omClass, strrpos('.' . $omClass, '.') + 1);
$obj2 = new $cls();
$obj2->hydrate($row, $startcol2);
CourseInstructorAssociationPeer::addInstanceToPool($obj2, $key2);
}
// if $obj2 already loaded
// Add the $obj1 (AutoCourseRating) to the collection in $obj2 (CourseInstructorAssociation)
$obj2->addAutoCourseRating($obj1);
}
// if joined row is not null
$results[] = $obj1;
}
$stmt->closeCursor();
return $results;
}
public function executeCritique(sfWebRequest $request)
{
$this->buildSubmenu($request);
$id = $request->getParameter("id");
$conn = Propel::getConnection();
$this->courseObj = CoursePeer::retrieveByPK($id, $conn);
if ($request->hasParameter("year") && trim($request->getParameter("year")) != "") {
$year = $request->getParameter("year");
// check if the year exists
$yearArray = AutoCourseRatingPeer::getAvailableYearsForCourseId($id, $conn);
$err = true;
foreach ($yearArray as $y) {
if ($year == $y) {
$err = false;
break;
}
}
if ($err) {
$this->forward404();
}
$this->year = $year;
$this->instructorArr = CourseInstructorAssociationPeer::getInstructorsForCourseAndYear($id, $year, $conn);
if ($request->hasParameter("instructor")) {
$insId = $request->getParameter("instructor");
} else {
$insId = $this->instructorArr[0]->getId();
}
$this->currInstructor = InstructorPeer::retrieveByPK($insId, $conn);
// note that the below logic is predicated on getCourseDataArrayForCourseAndInstructorAndYear
// sorting by Field, Id, Rating, in the respective order
$dataObjArr = AutoCourseRatingPeer::getCourseDataArrayForCourseAndInstructorAndYear($id, $insId, $year, $conn);
// $dataArr is an array of dictionaries (arr) that contain ratings/info
$this->dataArr = array();
// $arr = dictionary
$arr = array();
foreach ($dataObjArr as $obj) {
// this sytem does not differentiate between different sections
// when multiple sections with the SAME instructor is encountered, the data are aggregated
switch ($obj->getFieldId()) {
case RatingFieldPeer::NUMBER_ENROLLED:
// number enrolled, special field
if (isset($this->numberEnrolled)) {
$this->numberEnrolled += $obj->getNumber();
} else {
$this->numberEnrolled = $obj->getNumber();
}
break;
case RatingFieldPeer::NUMBER_RESPONDED:
// number responded, special field
if (isset($this->numberResponded)) {
$this->numberResponded += $obj->getNumber();
} else {
$this->numberResponded = $obj->getNumber();
}
break;
case RatingFieldPeer::RETAKE:
// percent retake
if (isset($this->retake)) {
$this->retake += $obj->getNumber();
} else {
$this->retake = $obj->getNumber();
}
break;
default:
// ordinary rating data
if (!isset($currentNode)) {
$currentNode = $obj->getFieldId();
$arr["type"] = $obj->getRatingField()->getRatingTypeString($conn);
$arr["field"] = $obj->getRatingField()->getDescr();
$arr["instructor"] = $obj->getCourseInstructorAssociation($conn)->getInstructor()->getLastName();
$arr["typeObj"] = $obj->getRatingField()->getEnumItem($conn);
}
if ($currentNode != $obj->getFieldId()) {
$arr = $this->setMeanAndMedian($arr);
$arr["chart"] = $this->getFusionChartFromDataArr($arr);
$this->dataArr[] = $arr;
unset($arr);
$currentNode = $obj->getFieldId();
$arr["type"] = $obj->getRatingField()->getRatingTypeString($conn);
$arr["field"] = $obj->getRatingField()->getDescr();
$arr["instructor"] = $obj->getCourseInstructorAssociation($conn)->getInstructor()->getLastName();
$arr["typeObj"] = $obj->getRatingField()->getEnumItem($conn);
}
if (isset($arr[$obj->getRating()])) {
$arr[$obj->getRating()] += $obj->getNumber();
} else {
$arr[$obj->getRating()] = $obj->getNumber();
}
break;
}
}
// for the last critique field
$arr = $this->setMeanAndMedian($arr);
// $arr["NA"] = number who did not respond to this question
$arr["chart"] = $this->getFusionChartFromDataArr($arr);
$this->dataArr[] = $arr;
$this->aggregatedRating = $this->calcAggregatedRating($this->dataArr);
} else {
$this->forward404();
}
}
/**
* This is a method for emulating ON DELETE CASCADE for DBs that don't support this
* feature (like MySQL or SQLite).
*
* This method is not very speedy because it must perform a query first to get
* the implicated records and then perform the deletes by calling those Peer classes.
*
* This method should be used within a transaction if possible.
*
* @param Criteria $criteria
* @param PropelPDO $con
* @return int The number of affected rows (if supported by underlying database driver).
*/
protected static function doOnDeleteCascade(Criteria $criteria, PropelPDO $con)
{
// initialize var to track total num of affected rows
$affectedRows = 0;
// first find the objects that are implicated by the $criteria
$objects = CoursePeer::doSelect($criteria, $con);
foreach ($objects as $obj) {
// delete related CourseComment objects
$c = new Criteria(CourseCommentPeer::DATABASE_NAME);
$c->add(CourseCommentPeer::COURSE_ID, $obj->getId());
$affectedRows += CourseCommentPeer::doDelete($c, $con);
// delete related CourseDetail objects
$c = new Criteria(CourseDetailPeer::DATABASE_NAME);
$c->add(CourseDetailPeer::COURSE_ID, $obj->getId());
$affectedRows += CourseDetailPeer::doDelete($c, $con);
// delete related CourseSection objects
$c = new Criteria(CourseSectionPeer::DATABASE_NAME);
$c->add(CourseSectionPeer::COURSE_ID, $obj->getId());
$affectedRows += CourseSectionPeer::doDelete($c, $con);
// delete related CourseTypeAssociation objects
$c = new Criteria(CourseTypeAssociationPeer::DATABASE_NAME);
$c->add(CourseTypeAssociationPeer::COURSE_ID, $obj->getId());
$affectedRows += CourseTypeAssociationPeer::doDelete($c, $con);
// delete related CourseInstructorAssociation objects
$c = new Criteria(CourseInstructorAssociationPeer::DATABASE_NAME);
$c->add(CourseInstructorAssociationPeer::COURSE_ID, $obj->getId());
$affectedRows += CourseInstructorAssociationPeer::doDelete($c, $con);
// delete related CourseDisciplineAssociation objects
$c = new Criteria(CourseDisciplineAssociationPeer::DATABASE_NAME);
$c->add(CourseDisciplineAssociationPeer::COURSE_ID, $obj->getId());
$affectedRows += CourseDisciplineAssociationPeer::doDelete($c, $con);
// delete related Exam objects
$c = new Criteria(ExamPeer::DATABASE_NAME);
$c->add(ExamPeer::COURSE_ID, $obj->getId());
$affectedRows += ExamPeer::doDelete($c, $con);
}
return $affectedRows;
}
/**
* Retrieve multiple objects by pkey.
*
* @param array $pks List of primary keys
* @param PropelPDO $con the connection to use
* @throws PropelException Any exceptions caught during processing will be
* rethrown wrapped into a PropelException.
*/
public static function retrieveByPKs($pks, PropelPDO $con = null)
{
if ($con === null) {
$con = Propel::getConnection(CourseInstructorAssociationPeer::DATABASE_NAME, Propel::CONNECTION_READ);
}
$objs = null;
if (empty($pks)) {
$objs = array();
} else {
$criteria = new Criteria(CourseInstructorAssociationPeer::DATABASE_NAME);
$criteria->add(CourseInstructorAssociationPeer::ID, $pks, Criteria::IN);
$objs = CourseInstructorAssociationPeer::doSelect($criteria, $con);
}
return $objs;
}
