testMaker Code

little fix to reduce duplicate session data, fix for negative score on feedback

fix and update Feedback Graph Design

few bugfixes: mkdir filehandling (no permission denied on some unix machines); typo in file name (feedbackBlock instead of feedBackblock), email lib problem on unix server (PHP_EOL instead of \r\n), adjusted padding in item templates, improved autotester.js (no js error, no object), improved german sentence (um-zu-sentence)

Spellfix and add php file for feedback feature with items.

added % character in dimensions, worked on comments (RD)

div by 0 in some cases; changed to
if (($max == 0) || ($min == $max)) {
$scores['user'][(string)$temp->get('name')] = NAN;

changed 'Referenzwert' to 'Vergleichswert' in graph (RD)

see ticket 3129957, the calculation for results/ratio is reworked (see source code)

Fix bugs with calculate percent ratio values in feedback.
Add min value to feedback.

Fix some bugs in Feedbackgraph.
Count on dimension begin with 1 instead of 0.
Fix error with generating logs.