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fixes to use temp buffer table for gradebook import

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This commit is contained in:
toyomoyo 2007-06-06 08:51:58 +00:00
parent b919d68049
commit b89ef1db2a
2 changed files with 71 additions and 14 deletions
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83
grade/import/csv/index.php
View File

@ -35,8 +35,11 @@ if (($formdata = data_submitted()) && !empty($formdata->map)) {
// they are somehow not returned with get_data()
// if ($formdata = $mform2->get_data()) {
foreach ($formdata->maps as $i=>$header) {
$map[$header] = $formdata->mapping[$i];
$map[$header] = $formdata->mapping[$i];
echo "<br/>mapping header ".$header.' to '.$formdata->mapping[$i];
}
$map[$formdata->mapfrom] = $formdata->mapto;
@ -53,18 +56,20 @@ if (($formdata = data_submitted()) && !empty($formdata->map)) {
@apache_child_terminate();
}
$text = my_file_get_contents($filename);
// we only operate if file is readable
if ($fp = fopen($filename, "r")) {
// use current time stamp
$importcode = time();
// --- get header (field names) ---
$header = split($csv_delimiter, fgets($fp,1024));
foreach ($header as $i => $h) {
$h = trim($h); $header[$i] = $h; // remove whitespace
}
$newgradeitems = array(); // temporary array to keep track of what new headers are processed
while (!feof ($fp)) {
// add something
$line = split($csv_delimiter, fgets($fp,1024));
@ -72,11 +77,11 @@ if (($formdata = data_submitted()) && !empty($formdata->map)) {
// each line is a student record
unset ($studentid);
unset ($studentgrades);
foreach ($line as $key => $value) {
$newgrades = array();
foreach ($line as $key => $value) {
//decode encoded commas
$value = preg_replace($csv_encode,$csv_delimiter2,trim($value));
switch ($map[$header[$key]]) {
case 'userid': //
$studentid = $value;
@ -93,15 +98,58 @@ if (($formdata = data_submitted()) && !empty($formdata->map)) {
$user = get_record('user', 'username', $value);
$studentid = $user->id;
break;
// might need to add columns for comments
case 'new':
// first check if header is already in temp database
if (empty($newgradeitems[$key])) {
$newgradeitem->itemname = $header[$key];
$newgradeitem->import_code = $importcode;
$newgradeitems[$key] = insert_record('grade_import_newitem', $newgradeitem);
// add this to grade_import_newitem table
// add the new id to $newgradeitem[$key]
}
unset($newgrade);
$newgrade -> newgradeitem = $newgradeitems[$key];
$newgrade -> gradevalue = $value;
$newgrades[] = $newgrade;
// if not, put it in
// else, insert grade into the table
break;
default:
// existing grade items
if (!empty($map[$header[$key]])) {
// case of an idnumber, only maps idnumber of a grade_item
$studentgrades[$map[$header[$key]]] = $value;
// case of an id, only maps idnumber of a grade_item
//$studentgrades[$map[$header[$key]]] = $value;
include_once($CFG->libdir.'/grade/grade_item.php');
$gradeitem = new grade_item(array('idnumber'=>$map[$header[$key]]));
unset($newgrade);
$newgrade -> itemid = $gradeitem->id;
$newgrade -> gradevalue = $value;
$newgrades[] = $newgrade;
} // otherwise, we ignore this column altogether (e.g. institution, address etc)
break;
}
}
// insert results of this students into buffer
if (!empty($newgrades)) {
foreach ($newgrades as $newgrade) {
$newgrade->import_code = $importcode;
$newgrade->userid = $studentid;
insert_record('grade_import_values', $newgrade);
}
}
/// put all the imported grades for this user into grade_import_values table
/*
if (!empty($studentgrades)) {
foreach ($studentgrades as $idnumber => $studentgrade) {
@ -114,8 +162,15 @@ if (($formdata = data_submitted()) && !empty($formdata->map)) {
debugging("triggering event for $idnumber... student id is $studentid and grade is $studentgrade");
}
}
*/
}
/// at this stage if things are all ok, we commit the changes from temp table
/// via events
// temporary file can go now
unlink($filename);
} else {
@ -137,7 +192,9 @@ if (($formdata = data_submitted()) && !empty($formdata->map)) {
$text = my_file_get_contents($filename);
// trim utf-8 bom
$textlib = new textlib();
$textlib = new textlib();
/// normalize line endings and do the encoding conversion
$text = $textlib->convert($text, $formdata->encoding);
$text = $textlib->trim_utf8_bom($text);
// Fix mac/dos newlines
$text = preg_replace('!\r\n?!',"\n",$text);
@ -145,8 +202,8 @@ if (($formdata = data_submitted()) && !empty($formdata->map)) {
fwrite($fp,$text);
fclose($fp);
$fp = fopen($filename, "r");
$fp = fopen($filename, "r");
// --- get header (field names) ---
$header = split($csv_delimiter, fgets($fp,1024));

2
grade/import/grade_import_form.php
View File

@ -82,7 +82,7 @@ class grade_import_mapping_form extends moodleform {
//echo '<input type="hidden" name="maps[]" value="'.$h.'"/>';
// this is what they map to
$mapfromoptions = array_merge(array('0'=>'ignore'), $gradeitems);
$mapfromoptions = array_merge(array('0'=>'ignore', 'new'=>'new gradeitem'), $gradeitems);
$mform->addElement('select', 'mapping[]', $h, $mapfromoptions);
//choose_from_menu($mapfromoptions, 'mapping[]', $h);