File:
[LON-CAPA] /
capa /
capa51 /
GUITools /
capastats.tcl
Revision
1.3:
download - view:
text,
annotated -
select for diffs
Mon Oct 18 20:58:33 1999 UTC (25 years ago) by
albertel
Branches:
MAIN
CVS tags:
HEAD
- Added logging of InfoFile accesses to capadiscuss
- Fixed some string variable handling problems, when a string variable
isn't set by a /LET it is left with a s_str field equal to NULL,
some other portions of the code didn't check for this case before
doing strlen(), etc.
###########################################################
# runCapaTools
###########################################################
###########################################################
###########################################################
proc runCapaTools { classDirConfigFile } {
global gUniqueNumber gWindowMenu gFile gCT
set num [incr gUniqueNumber]
set classDir [file dirname $classDirConfigFile]
set gFile($num) $classDir
set utilsMenu [menu .utilsMenu$num -tearoff 0 -type tearoff -font 8x13bold \
-disabledforeground grey85 ]
set gCT($num) $utilsMenu
set pathLength [string length $gFile($num)]
if { $pathLength > 22 } {
set pathSubset ...[string range $gFile($num) [expr $pathLength - 22 ] end]
} else {
set pathSubset $gFile($num)
}
$utilsMenu add command -label "CapaUtils Ver 1.1" -foreground grey85 -background \
black -state disabled
$utilsMenu add command -label $pathSubset -foreground white -background \
grey30 -state disabled
$utilsMenu add command -label "Change Class path" -command "CTchangePath $num"
$utilsMenu add command -label "Run capastat" -command "CTcapaStat $num"
$utilsMenu add command -label "Run capastat2" -command "CTcapaStat2 $num"
$utilsMenu add command -label "Summarize Log files" -command "CTlogAnalysis $num"
$utilsMenu add command -label "Student Course Profile" -command \
"CTstartStudentCourseProfile $num"
$utilsMenu add command -label "CAPA IDs for one student" \
-command "CToneStudentCapaID $num"
$utilsMenu add command -label "All CAPA IDs" -command "CTclassCapaID $num"
$utilsMenu add command -label "Item Analysis" -command "CTitemAnalysisStart $num"
$utilsMenu add command -label "Item Correlation" \
-command "CTitemCorrelationStart $num"
# $utilsMenu add command -label "Email" -command ""
# $utilsMenu add command -label "View Score File" -command ""
$utilsMenu add command -label "View Submissions" -command "CTsubmissions $num"
$utilsMenu add command -label "Analyze Class Report" -command "CTanalyzeReport $num"
$utilsMenu add command -label "Analyze Responses" -command "CTanalyzeScorer $num"
$utilsMenu add command -label "Graph a Responses Analysis" -command "CTgraphAnalyzeScorer $num"
$utilsMenu add command -label "Discussion Stats" -command "CTdiscussStats $num"
$utilsMenu add command -label "Quit" -command "CTquit $num"
$utilsMenu post 0 0
Centre_Dialog $utilsMenu default
set geometry [wm geometry $utilsMenu]
wm geometry $utilsMenu +0+[lindex [split $geometry +] end]
parseCapaConfig $num $gFile($num)
parseCapaUtilsConfig $num $gFile($num)
}
#menu commands
###########################################################
# CTchangePath
###########################################################
###########################################################
###########################################################
#FIXME need to wait unit all running commands are done
proc CTchangePath { num } {
global gFile gCapaConfig
set path [tk_getOpenFile -title "Please select a capa.config file" -filetypes \
{ { {Capa Config} {capa.config} } }]
if { $path == "" } { return }
set gFile($num) [file dirname $path]
foreach temp [array names gCapaConfig "$num.*"] { unset gCapaConfig($temp) }
parseCapaConfig $num $gFile($num)
parseCapaUtilsConfig $num $gFile($num)
set pathLength [string length $gFile($num)]
if { $pathLength > 22 } {
set pathSubset ...[string range $gFile($num) [expr $pathLength - 22 ] end]
} else {
set pathSubset $gFile($num)
}
.utilsMenu$num entryconfigure 1 -label $pathSubset
}
###########################################################
# CTcapaStat2
###########################################################
###########################################################
###########################################################
proc CTcapaStat2 { num } {
global gFile gCT gUniqueNumber
if { [set setId [getOneSet $gCT($num) $gFile($num)]] == "" } { return }
set cmdnum [incr gUniqueNumber]
set gCT(cmd.$cmdnum) capastat
if { [
catch {
CTdatestamp $cmdnum
set day [CTgetWhen $cmdnum]
set file [file join $gFile($num) records "subset$setId.db"]
displayStatus "Generating [file tail $file]" both $cmdnum
CTcreateSubset $num $cmdnum $day $setId
updateStatusBar 0.0 $cmdnum
updateStatusMessage "Generating Stats [file tail $file]" $cmdnum
CTscanSetDB $cmdnum $file Q_cnt L_cnt
updateStatusBar 0.0 $cmdnum
updateStatusMessage "Generating Averages [file tail $file]" $cmdnum
CTpercentageScores $cmdnum $setId $L_cnt
CTaverage $cmdnum $Q_cnt $L_cnt faillist dodifflist numyes
if { $L_cnt != 0 } {
CTbargraph $gCT($num) $num [incr gUniqueNumber] $faillist $gFile($num) "Not-Yet-Correct Distribution for set $setId" "Problem \#" "%Wrong"
CTbargraph $gCT($num) $num [incr gUniqueNumber] $dodifflist $gFile($num) "Degree of Difficulty Distribution for set $setId" "Problem \#" "Degree Of Diff."
CTbargraph $gCT($num) $num [incr gUniqueNumber] $numyes $gFile($num) "Number of Yeses received for set $setId" "Problem \#" "\#Students"
}
removeStatus $cmdnum
CToutput $num $cmdnum
} errors ] } {
global errorCode errorInfo
displayError "$errors\n$errorCode\n$errorInfo"
unset gCT(cmd.$cmdnum)
} else {
unset gCT(cmd.$cmdnum)
}
}
###########################################################
# CTcapaStat
###########################################################
###########################################################
###########################################################
proc CTcapaStat { num } {
global gFile gCT gUniqueNumber
if { [set setId [getOneSet $gCT($num) $gFile($num)]] == "" } { return }
set cmdnum [incr gUniqueNumber]
set gCT(cmd.$cmdnum) capastat
if { [
catch {
CTdatestamp $cmdnum
set file [file join $gFile($num) records "set$setId.db"]
displayStatus "Generating Stats [file tail $file]" both $cmdnum
CTscanSetDB $cmdnum $file Q_cnt L_cnt
updateStatusBar 0.0 $cmdnum
updateStatusMessage "Generating Averages [file tail $file]" $cmdnum
CTpercentageScores $cmdnum $setId $L_cnt
CTaverage $cmdnum $Q_cnt $L_cnt faillist dodifflist numyes
CTbargraph $gCT($num) $num [incr gUniqueNumber] $faillist $gFile($num) "Not-Yet-Correct Distribution for set $setId" "Problem \#" "%Wrong"
CTbargraph $gCT($num) $num [incr gUniqueNumber] $dodifflist $gFile($num) "Degree of Difficulty Distribution for set $setId" "Problem \#" "Degree Of Diff."
CTbargraph $gCT($num) $num [incr gUniqueNumber] $numyes $gFile($num) "Number of Yeses received for set $setId" "Problem \#" "\#Students"
removeStatus $cmdnum
CToutput $num $cmdnum
} errors ] } {
global errorCode errorInfo
displayError "$errors\n$errorCode\n$errorInfo"
unset gCT(cmd.$cmdnum)
} else {
unset gCT(cmd.$cmdnum)
}
}
###########################################################
# CTlogAnalysis
###########################################################
###########################################################
###########################################################
proc CTlogAnalysis { num } {
global gFile gUniqueNumber gCT
if { [set setId [getOneSet $gCT($num) $gFile($num)]] == "" } { return }
set cmdnum [incr gUniqueNumber]
set gCT(cmd.$cmdnum) loganalysis
CTdatestamp $cmdnum
if { [ catch { CTlogAnalysis2 $num $cmdnum $setId } errors ] } {
displayError $errors
unset gCT(cmd.$cmdnum)
} else {
unset gCT(cmd.$cmdnum)
}
CToutput $num $cmdnum
}
###########################################################
# CTstartStudentCourseProfile
###########################################################
###########################################################
###########################################################
proc CTstartStudentCourseProfile { num } {
global gFile gCT
getOneStudent $gCT($num) $gFile($num) s_id s_name
if { $s_id == "" } { return }
CTstudentCourseProfile $num $s_id $s_name
}
###########################################################
# CTstudentCourseProfile
###########################################################
###########################################################
###########################################################
proc CTstudentCourseProfile { num s_id s_name {loginAnalysis 2} } {
global gFile gUniqueNumber gCapaConfig gCT
set cmdnum [incr gUniqueNumber]
set gCT(cmd.$cmdnum) studentcourseprofile
displayStatus "Collecting homework scores for $s_name" both $cmdnum
CTdatestamp $cmdnum
CTputs $cmdnum "$s_name\n"
if { [ catch { CTcollectSetScores $cmdnum $gFile($num) $s_id 1 \
$gCapaConfig($num.homework_scores_limit_set) } error ] } {
global errorCode errorInfo
displayError "$error \n $errorCode \n $errorInfo"
}
foreach type { quiz exam supp others } {
updateStatusMessage "Collecting $type scores for $s_name" $cmdnum
catch {
if { [file isdirectory $gCapaConfig($num.[set type]_path)] } {
CTcollectSetScores $cmdnum $gCapaConfig($num.[set type]_path) $s_id 1 \
$gCapaConfig($num.[set type]_scores_limit_set)
}
}
}
removeStatus $cmdnum
if { ($loginAnalysis == 2 && "Yes" == [makeSure \
"Do you wish to do a Login Analysis? It may take a while." ])
|| ($loginAnalysis == 1) } {
displayStatus "Analyzing login data." both $cmdnum
if { [catch { CTloginAnalysis $cmdnum $gFile($num) $s_id \
$gCapaConfig($num.homework_scores_limit_set) } error] } {
displayError error
}
if { [catch { CTstudentSetAnalysis $cmdnum $gFile($num) $s_id \
$gCapaConfig($num.homework_scores_limit_set) } error] } {
displayError error
}
removeStatus $cmdnum
}
CTdisplayStudent $cmdnum $gCT($num) $gFile($num) $s_id
unset gCT(cmd.$cmdnum)
CToutput $num $cmdnum
}
###########################################################
# CToneStudentCapaID
###########################################################
###########################################################
###########################################################
proc CToneStudentCapaID { num } {
global gFile gUniqueNumber gCapaConfig gCT
getOneStudent $gCT($num) $gFile($num) s_id s_name
if { $s_id == "" } { return }
set cmdnum [incr gUniqueNumber]
set gCT(cmd.$cmdnum) onestudentcapaid
set setlist [getSetRange $gCT($num) $gFile($num)]
set command "$gCapaConfig($num.allcapaid_command) -i -stu $s_id -s [lindex $setlist 0] -e [lindex $setlist 1] -c $gFile($num)"
if { "Yes" == [makeSure "CMD: $command\n Do you wish to execute this command?"] } {
CTdatestamp $cmdnum
CTputs $cmdnum "CapaIDs for: $s_id, $s_name\n"
displayStatus "Getting CapaIDs" spinner $cmdnum
set fileId [open "|$command" "r"]
fconfigure $fileId -blocking 0
fileevent $fileId readable "CTrunCommand $num $cmdnum $fileId"
}
}
###########################################################
# CTclassCapaID
###########################################################
###########################################################
###########################################################
proc CTclassCapaID { num } {
global gFile gUniqueNumber gCapaConfig gCT
set cmdnum [incr gUniqueNumber]
set gCT(cmd.$cmdnum) classcapaid
set setlist [getSetRange $gCT($num) $gFile($num)]
if { $setlist == "" } { return }
set command "$gCapaConfig($num.allcapaid_command) -i -s [lindex $setlist 0] -e [lindex $setlist 1] -c $gFile($num)"
if { "Yes" == [makeSure "CMD: $command\n Do you wish to execute this command?"] } {
CTdatestamp $cmdnum
displayStatus "Getting all CapaIDs" spinner $cmdnum
set fileId [open "|$command" "r"]
fconfigure $fileId -blocking 0
fileevent $fileId readable "CTrunCommand $num $cmdnum $fileId"
}
}
###########################################################
# CTitemAnalysisStart
###########################################################
###########################################################
###########################################################
proc CTitemAnalysisStart { num } {
global gFile gUniqueNumber gCapaConfig gCT
set cmdnum [incr gUniqueNumber]
set gCT(cmd.$cmdnum) itemanalysis
set paths ""
lappend paths [list "classpath" $gFile($num)]
foreach path [lsort [array names gCapaConfig "$num.*_path"]] {
lappend paths [list [lindex [split $path "."] 1] $gCapaConfig($path) ]
}
if {[set select [multipleChoice $gCT($num) "Select a class path" $paths ] ] == ""} {
unset gCT(cmd.$cmdnum)
return
}
if { [set sets [getSetRange $gCT($num) $gFile($num)]] == "" } {
unset gCT(cmd.$cmdnum)
return
}
CTdatestamp $cmdnum
if { [ catch {CTitemAnalysisRange $cmdnum [lindex $select 1] \
[lindex $sets 0] [lindex $sets 1] } errors ] } {
displayError $errors
}
unset gCT(cmd.$cmdnum)
CToutput $num $cmdnum
}
###########################################################
# CTitemCorrelationStart
###########################################################
###########################################################
###########################################################
proc CTitemCorrelationStart { num } {
global gFile gUniqueNumber gCapaConfig gCT
## FIXME:
## Let user specify how many categories to calculate correlation
## For each category, the user can specify problem numbers to
## be in that category
## Then, the correlations between each category is calculated
##
set cmdnum [incr gUniqueNumber]
set gCT(cmd.$cmdnum) itemanalysis
set paths ""
lappend paths [list "classpath" $gFile($num)]
foreach path [lsort [array names gCapaConfig "$num.*_path"]] {
lappend paths [list [lindex [split $path "."] 1] $gCapaConfig($path) ]
}
if { [set select [multipleChoice $gCT($num) "Select a class path" $paths ] ] == "" } {
unset gCT(cmd.$cmdnum)
return
}
if { [set setId [getOneSet $gCT($num) $gFile($num)]] == "" } {
unset gCT(cmd.$cmdnum)
return
}
CTdatestamp $cmdnum
if { [ catch { CTitemCorrelation $cmdnum [lindex $select 1] \
$setId } errors ] } { displayError $errors }
unset gCT(cmd.$cmdnum)
CToutput $num $cmdnum
}
###########################################################
# CTsubmissions
###########################################################
###########################################################
###########################################################
proc CTsubmissions { num } {
global gCT gFile gUniqueNumber gCapaConfig
getOneStudent $gCT($num) $gFile($num) s_id s_name
if { $s_id == "" } { return }
set cmdnum [incr gUniqueNumber]
set gCT(cmd.$cmdnum) submissions
if { "" == [set setlist [getSetRange $gCT($num) $gFile($num)]] } { return }
CTdatestamp $cmdnum
CTputs $cmdnum "Submissions for: $s_id, $s_name\n"
displayStatus "Getting submissions" spinner $cmdnum
CTsubmissionsLaunch $num $cmdnum telnet $s_id $s_name \
[lindex $setlist 0] [lindex $setlist 1]
}
###########################################################
# CTanalyzeReport
###########################################################
###########################################################
###########################################################
proc CTanalyzeReport { num } {
global gUniqueNumber gCT gFile
set cmdnum [incr gUniqueNumber]
set gCT(cmd.$cmdnum) analyzereport
set reportFile [tk_getOpenFile -title "Please select the Report file" \
-filetypes { {{Capa Reports} {*.rpt}} {{All Files} {*}} }]
if { $reportFile == "" } { return }
set percentage [tk_dialog $gCT($num).dialog "How would you like scores displayed?" \
"How would you like scores displayed?" "" "" "Points Earned" \
"Percentage" "Cancel"]
if { $percentage == 2 } { return }
set pwd [pwd];cd $gFile($num)
set sectionList [pickSections [getExistingSections] "Select Sections To Analyze:" $gCT($num) ]
CTdatestamp $cmdnum
CTputs $cmdnum "Analyzing Report File $reportFile\n"
CTputs $cmdnum " For Sections $sectionList\n"
CTputs $cmdnum " Report Created at [clock format [file mtime $reportFile]]\n"
cd $pwd
set scorelist [CTreportDist $cmdnum $reportFile $percentage $sectionList]
set label [lindex "{Grade} {Grade(%)}" $percentage]
set ptsearned 0
set totalnumstu 0
foreach element $scorelist {
set numstu [lindex $element 0]
set score [lindex $element 1]
set ptsearned [expr $ptsearned + ($numstu*$score)]
incr totalnumstu $numstu
}
set average [expr $ptsearned / double($totalnumstu)]
set avgmsg [format "Average: %.2f" $average]
CTputs $cmdnum $avgmsg\n
CTbargraph $gCT($num) $num $cmdnum $scorelist $gFile($num) "Score Distribution for [file tail $reportFile] $avgmsg" $label "\# Students" SCP
unset gCT(cmd.$cmdnum)
CToutput $num $cmdnum
}
###########################################################
# CTanalyzeScorer
###########################################################
###########################################################
###########################################################
proc CTanalyzeScorer { num } {
global gFile gUniqueNumber gCapaConfig gCT
set cmdnum [incr gUniqueNumber]
set gCT(cmd.$cmdnum) analyzescorer
if { "" == [set file [tk_getOpenFile -title "Pick a scorer.output file" -filetypes { { {scorer.output} {scorer.output.*} } { {Submissions File} {*submissions*.db} } { {All Files} {*} } }]] } { return }
set path [file dirname [file dirname $file]]
if { "" == [set gCT($cmdnum.questNum) [getString $gCT($num) "Which questions?"]]} {
return
}
set gCT($cmdnum.max) [lindex [exec wc -l $file] 0]
set gCT($cmdnum.done) 1
set gCT($cmdnum.graphup) 0
set gCT($cmdnum.num) $num
displayStatus "Getting student reponses" both $cmdnum
set gCT($cmdnum.fileId) [open $file r]
if { [regexp {scorer\.output\.([0-9]|([0-9][0-9]))} $file] } {
set gCT($cmdnum.setId) [string range [file extension $file] 1 end]
set gCT($cmdnum.parse) CTparseScorerOutputLine
set aline [gets $gCT($cmdnum.fileId)]
} else {
set gCT($cmdnum.setId) [lindex [split [file tail $file] s.] 4]
set gCT($cmdnum.parse) CTparseSubmissionsLine
}
set aline [gets $gCT($cmdnum.fileId)]
$gCT($cmdnum.parse) $aline $cmdnum
set pwd [pwd];cd $path
getSet $gCT($cmdnum.question) $gCT($cmdnum.setId) "CTcontinueAnalyze $cmdnum $path"
cd $pwd
}
proc CTcontinueAnalyze { num path arrayVar } {
global gCT gResponse
upvar $arrayVar question
CTgetQuestions $num question
set numAdded 0
foreach which $gCT($num.questNum) {
incr numAdded [CTgetStudentResponses $num [lindex $gCT($num.response) \
[expr $which-1]] $which \
question]
}
updateStatusBar [expr $gCT($num.done)/double($gCT($num.max))] $num
if { $numAdded > 0 } { CTupdateAnalyzeScorer $num }
set interesting 0
while {!$interesting} {
incr gCT($num.done)
set stunum $gCT($num.question)
set aline [gets $gCT($num.fileId)]
if { [eof $gCT($num.fileId)] } { CTfinishAnalyzeScorer $num; return }
set interesting [$gCT($num.parse) $aline $num]
}
if { $stunum != $gCT($num.question) } {
set pwd [pwd];cd $path
getSet $gCT($num.question) $gCT($num.setId) "CTcontinueAnalyze $num $path"
cd $pwd
} else {
CTcontinueAnalyze $num $path question
}
}
proc CTupdateAnalyzeScorer { cmdnum } {
global gCT gResponse gUniqueNumber gFile
set num $gCT($cmdnum.num)
set i 0
foreach correct [array names gResponse "$cmdnum.correct.*"] {
set probnum [lindex [split $correct .] 2]
set answer [join [lrange [split $correct .] 3 end] .]
if { $gResponse($correct) } {
set color($probnum.$answer) green
} else {
set color($probnum.$answer) red
}
}
set results ""
set oldprobnum [lindex [split [lindex [lsort [array names gResponse $cmdnum.\[0-9\]*]] 0] .] 1]
foreach response [lsort -dictionary [array names gResponse $cmdnum.\[0-9\]*]] {
incr i
set probnum [lindex [split $response .] 1]
if { $probnum > $oldprobnum } {
set oldprobnum $probnum
lappend results [list 0 0 "Problem Divider" white]
}
set answer [join [lrange [split $response .] 2 end] .]
lappend results [list $gResponse($response) $i $answer $color($probnum.$answer)]
}
if { $results == "" } { return }
if { $gCT($cmdnum.graphup)} {
CTchangeBargraphData $cmdnum $results
} else {
CTbargraph $gCT($num) $num $cmdnum $results $gFile($num) "Reponse Distribution" "Which Response" "\#Picked" "Showresponse"
set gCT($cmdnum.graphup) 1
}
update idletasks
}
proc CTsaveAnalyzeScorer { num cmdnum } {
global gResponse gCT gFile
set file [tk_getSaveFile -initialdir $gFile($num)]
set fileId [open $file w]
puts $fileId [array get gResponse "$cmdnum.*"]
close $fileId
}
proc CTfinishAnalyzeScorer { cmdnum } {
global gCT gResponse gUniqueNumber gFile
set num $gCT($cmdnum.num)
set i 0
removeStatus $cmdnum
foreach correct [array names gResponse "$cmdnum.correct.*"] {
set probnum [lindex [split $correct .] 2]
set answer [join [lrange [split $correct .] 3 end] .]
if { $gResponse($correct) } {
set color($probnum.$answer) green
} else {
set color($probnum.$answer) red
}
}
foreach response [lsort -dictionary [array names gResponse $cmdnum.\[0-9\]*]] {
incr i
set probnum [lindex [split $response .] 1]
set answer [join [lrange [split $response .] 2 end] .]
lappend results($probnum) [list $gResponse($response) $i $answer $color($probnum.$answer)]
}
foreach probnum [lsort -dictionary [array names results]] {
CTputs $cmdnum "\nFor Problem $probnum #, Responses:\n"
foreach response $results($probnum) {
CTputs $cmdnum "[lindex $response 0], [lindex $response 2]\n"
}
}
if { "Yes" ==[makeSure "Would you like to save the results to a file?"] } {
CTsaveAnalyzeScorer $num $cmdnum
}
unset gCT(cmd.$cmdnum)
CToutput $num $cmdnum
}
proc CTparseScorerOutputLine { aline num } {
global gCT
set gCT($num.stunum) [lindex $aline 0]
set aline [string range $aline 40 end]
set length [llength [split [lrange $aline 3 end] ,] ]
set gCT($num.response) [lrange [split [lrange $aline 3 end] ,] 0 \
[expr {$length-2}]]
set gCT($num.question) [lindex [lindex [split $aline ,] end] 0]
return 1
}
proc CTparseSubmissionsLine { aline num } {
global gCT
set aline [split $aline \t]
set gCT($num.stunum) [lindex $aline 0]
set gCT($num.question) $gCT($num.stunum)
set gCT($num.response) ""
set interesting 0
set current 1
foreach {quest response} [lrange $aline 2 end] {
if { $quest == "" } break
while { $quest > $current } {
lappend gCT($num.response) {}
incr current
}
if { [lsearch $gCT($num.questNum) $quest] != -1} { set interesting 1 }
lappend gCT($num.response) [string toupper $response]
incr current
}
return $interesting
}
proc CTgetQuestions { num questionVar } {
global gCT
upvar $questionVar question
# parray question
foreach quest $gCT($num.questNum) {
foreach line $question($quest.quest) {
if { [regexp {^ *([A-Z])\)(.*)} $line temp letter rest] } {
set question($quest.$letter) $rest
if { [string first $letter $question($quest.ans)] != -1} {
set question($quest.correct.$letter) 1
set question($quest.$letter) "$rest - Correct"
} else {
set question($quest.correct.$letter) 0
set question($quest.$letter) "$rest - Incorrect"
}
}
}
}
}
proc CTgetStudentResponses { num responses which questionVar } {
global gCT gResponse
upvar $questionVar question
# parray question
set i 0
foreach response [split $responses {}] {
if { $response == "" || $response == " "} { continue }
incr i
if { [catch {incr gResponse($num.$which.$question($which.$response))}] } {
if {[catch {set gResponse($num.$which.$question($which.$response)) 1}]} {
#set gResponse($num.$which.Illegal\ Bubble) 1
puts "not an option $response $which"
continue
}
}
if { $question($which.correct.$response) } {
set gResponse($num.correct.$which.$question($which.$response)) 1
} else {
set gResponse($num.correct.$which.$question($which.$response)) 0
}
}
return $i
}
###########################################################
# CTgraphAnalyzeScorer
###########################################################
###########################################################
###########################################################
proc CTgraphAnalyzeScorer { num } {
global gFile gUniqueNumber gCapaConfig gCT gResponse
set cmdnum [incr gUniqueNumber]
set gCT(cmd.$cmdnum) graphanalyzescorer
if { "" == [set file [tk_getOpenFile -title "Pick a Output file" -filetypes { { {All Files} {*} } } -initialdir $gFile($num)]] } { return }
set fileId [open $file r]
set temp [read $fileId [file size $file]]
close $fileId
foreach {name value} $temp {
set name [join "$cmdnum [lrange [split $name .] 1 end]" .]
set gResponse($name) $value
}
unset temp
foreach name [array names gResponse $cmdnum.\[0-9\]*] {
puts "[split $name .]"
puts "[lindex [split $name .] 1]"
lappend probnums [lindex [split $name .] 1]
}
set probnums [lsort [lunique $probnums]]
event generate . <1> -x 1 -y 1
event generate . <ButtonRelease-1>
if { "" == [set probnums [multipleChoice $gCT($num) "Select which problems" $probnums 0]] } { return }
foreach name [array names gResponse $cmdnum.\[0-9\]*] {
set probnum [lindex [split $name .] 1]
if { -1 == [lsearch $probnums $probnum] } {
set answer [join [lrange [split $name .] 2 end] .]
unset gResponse($name)
unset gResponse($cmdnum.correct.$probnum.$answer)
}
}
set gCT($cmdnum.num) $num
set gCT($cmdnum.graphup) 0
CTupdateAnalyzeScorer $cmdnum
unset gCT(cmd.$cmdnum)
}
###########################################################
# CTdiscussStats
###########################################################
###########################################################
###########################################################
proc CTdiscussStats { num } {
global gCT gUniqueNumber gFile
set cmdnum [incr gUniqueNumber]
set gCT(cmd.$cmdnum) discussstats
set file [file join $gFile($num) discussion logs access.log]
displayStatus "Generating discussion Stats" both $cmdnum
CTdiscussForum $cmdnum $file $gFile($num) discussData 0
CTputsDiscussResults $cmdnum discussData
CToutput $num $cmdnum
removeStatus $cmdnum
unset gCT(cmd.$cmdnum)
}
###########################################################
# CTquit
###########################################################
###########################################################
###########################################################
proc CTquit { num } {
global gCT
destroy $gCT($num)
}
#menu command helpers
###########################################################
# CTscanSetDB
###########################################################
###########################################################
###########################################################
proc CTscanSetDB { num file Q_cntVar L_cntVar } {
global gMaxSet gTotal_try gYes_cnt gyes_cnt gStudent_cnt gStudent_try \
gTotal_weight gTotal_scores gEntry gScore gNewStudent_cnt
upvar $Q_cntVar Q_cnt
upvar $L_cntVar L_cnt
set line_cnt 0
set valid_cnt 0
for { set ii 0 } { $ii <= $gMaxSet } { incr ii } {
set gTotal_try($num.$ii) 0
set gYes_cnt($num.$ii) 0
set gyes_cnt($num.$ii) 0
for { set jj 0 } { $jj <= $gMaxSet } { incr jj } {
set gStudent_cnt($num.$ii.$jj) 0
set gStudent_try($num.$ii.$jj) 0
}
set gNewStudent_cnt($num.$ii) 0
}
set gTotal_weight($num) 0
set gTotal_scores($num) 0
set maxLine [lindex [exec wc $file] 0]
set tries ""
set fileId [open $file "r"]
set aline [gets $fileId]
while { ! [eof $fileId] } {
incr line_cnt
if { ($line_cnt%20) == 0 } {
updateStatusBar [expr $line_cnt/double($maxLine)] $num
}
if { $line_cnt == 2 } {
set aline [string trim $aline]
set weight [split $aline {}]
}
if { $line_cnt > 3 } {
catch {
set aline [string trim $aline]
set prefix [lindex [split $aline ,] 0]
set s_num [lindex [split $aline " "] 0]
set ans_str [lindex [split $prefix " "] 1]
set ans_char [split $ans_str {} ]
set tries [lrange [split $aline ,] 1 end]
for { set valid 0; set ii 0 } { $ii < [llength $ans_char] } { incr ii } {
if {([lindex $ans_char $ii] != "-")&&([lindex $ans_char $ii] != "E")
&& ([lindex $ans_char $ii] != "e") } { set valid 1 }
}
if { $valid } {
for {set score 0; set ii 0} { $ii < [llength $tries] } { incr ii } {
set triesii 0
incr gTotal_weight($num) [lindex $weight $ii]
if { [lindex $ans_char $ii] == "Y" } {
set triesii [string trim [lindex $tries $ii]]
incr gYes_cnt($num.$ii)
incr score [lindex $weight $ii]
incr gNewStudent_cnt($num.$ii)
} elseif { [lindex $ans_char $ii] == "y" } {
set triesii [string trim [lindex $tries $ii]]
incr triesii
incr gyes_cnt($num.$ii)
incr score [lindex $weight $ii]
incr gNewStudent_cnt($num.$ii)
} elseif { ( [lindex $ans_char $ii] > 0 ) && \
( [lindex $ans_char $ii] <= 9) } {
set triesii [string trim [lindex $tries $ii]]
incr score [lindex $ans_char $ii]
incr gYes_cnt($num.$ii)
incr gNewStudent_cnt($num.$ii)
} elseif { ( [lindex $ans_char $ii] == 0 ) } {
set triesii [string trim [lindex $tries $ii]]
incr gNewStudent_cnt($num.$ii)
} elseif {([lindex $ans_char $ii]=="n") || \
([lindex $ans_char $ii]=="N")} {
set triesii [string trim [lindex $tries $ii]]
if { [lindex $ans_char $ii] == "n" } { incr triesii }
incr gNewStudent_cnt($num.$ii)
}
set gStudent_try($num.$valid_cnt.$ii) $triesii
incr gTotal_try($num.$ii) $triesii
incr gStudent_cnt($num.$ii.$triesii)
}
incr gTotal_scores($num) $score
set gEntry($num.$valid_cnt) "$aline"
set gScore($num.$valid_cnt) $score
incr valid_cnt
}
}
}
set aline [gets $fileId]
}
close $fileId
set Q_cnt [llength $tries]
set L_cnt $valid_cnt
return
}
###########################################################
# CTpercentageScores
###########################################################
###########################################################
###########################################################
proc CTpercentageScores { num setId valid_cnt } {
global gTotal_weight gTotal_scores
if { $gTotal_weight($num) > 0 } {
set ratio [expr double($gTotal_scores($num)) / double($gTotal_weight($num))]
set ratio [expr $ratio * 100.0 ]
CTputs $num "\nScore (total scores / total valid weights) for set$setId.db: [format %7.2f%% $ratio]\n"
}
CTputs $num "The number of valid records for set$setId.db is: $valid_cnt\n"
}
###########################################################
# CTaverage
###########################################################
###########################################################
###########################################################
proc CTaverage { num q_cnt l_cnt faillistVar dodifflistVar numyesVar} {
upvar $faillistVar faillist $dodifflistVar dodifflist $numyesVar numyes
global gMaxTries gStudent_cnt gStudent_try gTotal_try gYes_cnt gyes_cnt \
gNewStudent_cnt
set maxIter [expr $q_cnt * 4]
for { set ii 0 } { $ii < $q_cnt } { incr ii } {
updateStatusBar [expr $ii/double($maxIter)] $num
set s_cnt($ii) 0
set avg($ii) 0.0
set max_try($ii) 0
for { set jj 1 } { $jj < $gMaxTries } { incr jj } {
if { $gStudent_cnt($num.$ii.$jj) > 0 } {
set avg($ii) [expr $avg($ii) + ($jj * $gStudent_cnt($num.$ii.$jj))]
incr s_cnt($ii) $gStudent_cnt($num.$ii.$jj)
}
}
set s_cnt($ii) $gNewStudent_cnt($num.$ii)
if { $s_cnt($ii) > 0 } { set avg($ii) [expr $avg($ii) / $s_cnt($ii)] }
}
for { set ii 0 } { $ii < $q_cnt } { incr ii } {
updateStatusBar [expr ($ii+$q_cnt)/double($maxIter)] $num
set sd($ii) 0.0
set sum 0.0
for { set jj 0 } { $jj < $l_cnt } { incr jj } {
if { $gStudent_try($num.$jj.$ii) > $max_try($ii) } {
set max_try($ii) $gStudent_try($num.$jj.$ii)
}
if { $gStudent_try($num.$jj.$ii) > 0 } {
set sq [expr ( $gStudent_try($num.$jj.$ii) - $avg($ii) ) * \
( $gStudent_try($num.$jj.$ii) - $avg($ii)) ]
set sum [expr $sum + $sq]
}
if { $s_cnt($ii) > 1 } {
set sd($ii) [expr $sum / ( $s_cnt($ii) - 1.0 )]
}
if { $sd($ii) > 0 } { set sd($ii) [ expr sqrt($sd($ii)) ] }
}
}
for { set ii 0 } { $ii < $q_cnt } { incr ii } {
updateStatusBar [expr ($ii+(2*$q_cnt))/double($maxIter)] $num
set sd3($ii) 0.0
set sum 0.0
for { set jj 0 } { $jj < $l_cnt } { incr jj } {
if { $gStudent_try($num.$jj.$ii) > 0 } {
set tmp1 [expr $gStudent_try($num.$jj.$ii) - $avg($ii)]
set tmp2 [expr $tmp1 * $tmp1 * $tmp1]
set sum [expr $sum + $tmp2]
}
if { ( $s_cnt($ii) > 0 ) && ( $sd($ii) != 0.0 ) } {
set sd3($ii) [expr $sum / $s_cnt($ii) ]
set sd3($ii) [expr $sd3($ii) / ($sd($ii) * $sd($ii) * $sd($ii)) ]
}
}
}
CTputs $num "This is the statistics for each problem: \n"
CTputs $num "Prob\# MxTries avg. s.d. s.k. \#Stdnts"
CTputs $num " \#Yes \#yes Tries DoDiff %Wrong\n"
set numyes [set dodifflist [set faillist ""]]
# parray s_cnt
for { set ii 0 } { $ii < $q_cnt } { incr ii } {
updateStatusBar [expr ($ii+(3*$q_cnt))/double($maxIter)] $num
if { $gTotal_try($num.$ii) > 0 } {
set dod [expr $gTotal_try($num.$ii)/(0.1 + $gYes_cnt($num.$ii) \
+ $gyes_cnt($num.$ii))]
} else {
set dod 0.0
}
if {[catch {set success [expr 100.0*($s_cnt($ii)-($gYes_cnt($num.$ii)+ \
$gyes_cnt($num.$ii)))/$s_cnt($ii)]}]} {
set success 0.0
set s_cnt($ii) 0
}
CTputs $num [format "P %2d" [expr int($ii + 1)] ]
CTputs $num [format "%6d %8.2f %7.2f %6.2f %5d %5d %5d %5d %5.1f %6.2f\n"\
$max_try($ii) $avg($ii) $sd($ii) $sd3($ii) $s_cnt($ii) \
$gYes_cnt($num.$ii) $gyes_cnt($num.$ii) \
$gTotal_try($num.$ii) $dod $success]
if { $success < 0 } { set success 0 }
lappend faillist [list $success [expr int($ii + 1)]]
lappend dodifflist [list $dod [expr int($ii + 1)]]
lappend numyes [list [expr $gYes_cnt($num.$ii)+$gyes_cnt($num.$ii)] \
[expr int($ii + 1)]]
}
}
###########################################################
# CTlogAnalysis2
###########################################################
###########################################################
###########################################################
proc CTlogAnalysis2 { num cmdnum setId } {
global gFile
set logFile [file join $gFile($num) records "log$setId.db"]
if { [file exists $logFile] } {
CTputs $cmdnum "Log analysis for telnet session log$setId.db\n"
CTscanLogDB $cmdnum $logFile l(Y) l(N) l(S) l(U) l(u) l(A) l(F)
} else {
set l(Y) [set l(N) [set l(S) [set l(U) [set l(u) [set l(A) [set l(F) 0]]]]]]
}
set webLogFile [file join $gFile($num) records "weblog$setId.db" ]
if { [file exists $webLogFile] } {
CTputs $cmdnum "===============================================\n"
CTputs $cmdnum "Log analysis for web session weblog$setId.db\n"
CTscanLogDB $cmdnum $webLogFile w(Y) w(N) w(S) w(U) w(u) w(A) w(F)
} else {
set w(Y) [set w(N) [set w(S) [set w(U) [set w(u) [set w(A) [set w(F) 0]]]]]]
}
set telnet_total [expr $l(Y)+$l(N)+$l(S)+$l(U)+$l(u)+$l(A)+$l(F)]
set web_total [expr $w(Y)+$w(N)+$w(S)+$w(U)+$w(u)+$w(A)+$w(F)]
CTputs $cmdnum "============== SUMMARY ====================\n"
CTputs $cmdnum " #Y #N #S #U #u #A #F Total\n"
CTputs $cmdnum [format "telnet: %6d %6d %6d %6d %6d %6d %6d %6d\n" \
$l(Y) $l(N) $l(S) $l(U) $l(u) $l(A) $l(F) $telnet_total ]
CTputs $cmdnum [format " web: %6d %6d %6d %6d %6d %6d %6d %6d\n" \
$w(Y) $w(N) $w(S) $w(U) $w(u) $w(A) $w(F) $web_total]
foreach v { Y N S U u A F} {
set sum($v) [expr $l($v) + $w($v)]
if { $sum($v) > 0 } {
set ratio($v) [expr 100.0*$w($v)/double($sum($v))]
} else {
set ratio($v) 0.0
}
}
set overall_entries [expr $telnet_total + $web_total]
if { $overall_entries > 0 } {
set ratio(web) [expr 100.0*(double($web_total)/double($overall_entries))]
} else {
set ratio(web) 0.0
}
CTputs $cmdnum [format " %%web: % 6.1f % 6.1f % 6.1f % 6.1f % 6.1f % 6.1f % 6.1f % 6.1f\n" \
$ratio(Y) $ratio(N) $ratio(S) $ratio(U) $ratio(u) $ratio(A) $ratio(F) $ratio(web) ]
}
###########################################################
# CTscanLogDB
###########################################################
###########################################################
###########################################################
proc CTscanLogDB { num file Y_lVar N_lVar S_lVar U_lVar u_lVar A_lVar F_lVar } {
upvar $Y_lVar Y_l
upvar $N_lVar N_l
upvar $S_lVar S_l
upvar $U_lVar U_l
upvar $u_lVar u_l
upvar $A_lVar A_l
upvar $F_lVar F_l
set line_cnt 0
displayStatus "Analyzing [file tail $file]" both $num
set maxLine [lindex [exec wc $file] 0]
set fileId [open $file "r"]
set aline [gets $fileId]
while { ! [eof $fileId] } {
incr line_cnt
if { ($line_cnt%20) == 0 } {
updateStatusBar [expr $line_cnt/double($maxLine)] $num
}
set aline [string trim $aline]
set ans_str [string range $aline 35 end]
set ans_char [split $ans_str {}]
if { ! [info exists count] } {
for { set i 0 } { $i < [llength $ans_char] } { incr i } {
set count(Y.$i) 0; set count(N.$i) 0; set count(S.$i) 0
set count(U.$i) 0; set count(u.$i) 0; set count(A.$i) 0
set count(F.$i) 0
}
set count(Y.total) 0; set count(N.total) 0; set count(S.total) 0
set count(U.total) 0; set count(u.total) 0; set count(A.total) 0
set count(F.total) 0
}
set i -1
foreach char $ans_char {
incr i
if { $char == "-" } { continue }
if { [catch {incr count($char.$i)}] } {
set count(Y.$i) 0; set count(N.$i) 0; set count(S.$i) 0
set count(U.$i) 0; set count(u.$i) 0; set count(A.$i) 0
set count(F.$i) 0
incr count($char.$i)
}
incr count($char.total)
}
set aline [gets $fileId]
}
close $fileId
removeStatus $num
CTputs $num "Prob #: #Y #N #S #U #u #A #F\n"
for { set i 0 } { $i < [llength $ans_char] } { incr i } {
CTputs $num [format " %2d: %6d %6d %6d %6d %6d %6d %6d\n" [expr $i + 1] \
$count(Y.$i) $count(N.$i) $count(S.$i) $count(U.$i) $count(u.$i) \
$count(A.$i) $count(F.$i) ]
}
CTputs $num "===========================================\n"
CTputs $num [format " Total: %6d %6d %6d %6d %6d %6d %6d\n" $count(Y.total) \
$count(N.total) $count(S.total) $count(U.total) $count(u.total) \
$count(A.total) $count(F.total) ]
set Y_l $count(Y.total)
set N_l $count(N.total)
set S_l $count(S.total)
set U_l $count(U.total)
set u_l $count(u.total)
set A_l $count(A.total)
set F_l $count(F.total)
return
}
###########################################################
# CTcollectSetScores
###########################################################
###########################################################
###########################################################
proc CTcollectSetScores { num path id on_screen limit } {
set id [ string toupper $id ]
set total_scores 0
set total_weights 0
set set_idx 0
set done 0
while { ! $done } {
incr set_idx
if { $set_idx > $limit } { set done 1; continue }
updateStatusBar [expr $set_idx/double($limit)] $num
set filename [file join $path records "set$set_idx.db"]
if { ![file readable $filename ] } { continue }
set fileId [open $filename "r"]
set line_cnt 0
set found 0
set aline [ gets $fileId ]
while { ! [eof $fileId] && ! $found } {
incr line_cnt
if { $line_cnt > 3 } {
set aline [string trim $aline]
set prefix [lindex [split $aline ","] 0]
set s_num [string toupper [lindex [split $aline " "] 0] ]
set ans_str [lindex [split $prefix " "] 1]
if { $id == $s_num } {
set ans_char [split $ans_str {} ]
set valid 0
foreach char $ans_char { if { $char != "-" } { set valid 1; break } }
if { ! $valid } {
set score "-"
} else {
set score 0
for {set i 0} { $i < [llength $ans_char] } { incr i } {
set char [lindex $ans_char $i]
if { $char == "N" || $char == "n"} { set found 1 }
if { $char == "Y" || $char == "y"} {
incr score [lindex $weights $i];set found 1
}
if { $char >= 0 && $char <= 9 } {
incr score $char;set found 1
}
if { $char == "E" } {
incr valid_weights "-[lindex $weights $i]"
}
}
incr total_scores $score
}
}
} elseif { $line_cnt == 2 } {
set aline [string trim $aline]
set weights [split $aline {} ]
set valid_weights 0
foreach weight $weights { incr valid_weights $weight }
} else {
#do nothing for line 1 and 3
}
set aline [ gets $fileId ]
}
close $fileId
incr total_weights $valid_weights
set set_weights([expr $set_idx - 1]) $valid_weights
if { $found } {
set set_scores([expr $set_idx - 1]) $score
} else {
set set_scores([expr $set_idx - 1]) "-"
}
}
set abscent_cnt 0
set present_cnt 0
set summary_str ""
if { $on_screen } { CTputs $num " " }
foreach i [lsort -integer [array names set_scores]] {
if { $set_scores($i) == "-" || $set_scores($i) == "" } {
if { $on_screen } { CTputs $num " - " }
append summary_str "x/$set_weights($i) "
incr abscent_cnt
} else {
if { $on_screen } { CTputs $num [format " %3d" $set_scores($i)] }
append summary_str "$set_scores($i)/$set_weights($i) "
incr present_cnt
}
}
if { $on_screen } {
CTputs $num "\n [file tail $path]:"
foreach i [lsort -integer [array names set_scores]] { CTputs $num " ---" }
CTputs $num "\n "
if { [info exists set_weights] } {
set num_set_weights [llength [array names set_weights]]
} else {
set num_set_weights 0
}
for {set i 0} {$i < $num_set_weights} {incr i} {
if { [info exists set_weights($i)] } {
CTputs $num [format " %3d" $set_weights($i)]
} else {
set num_set_weights $i
}
}
CTputs $num "\n"
if { $total_weights != 0 } {
set ratio [expr 100.0 * $total_scores / double($total_weights) ]
CTputs $num [format " %5d\n" $total_scores]
if { [info exists set_scores] } {
CTputs $num [format " ------- = %3.2f%%, scores absent in %d/%d\n" \
$ratio $abscent_cnt [llength [array names set_scores]]]
} else {
CTputs $num [format " ------- = %3.2f%%, scores absent in %d/%d\n" \
$ratio $abscent_cnt 0 ]
}
} else {
set ratio "-"
CTputs $num [format " %5d\n" $total_scores]
if { [info exists set_scores] } {
CTputs $num [format " ------- = %s%%, scores absent in %d/%d\n" \
$ratio $abscent_cnt [llength [array names set_scores]]]
} else {
CTputs $num [format " ------- = %s%%, scores absent in %d/%d\n" \
$ratio $abscent_cnt 0 ]
}
}
CTputs $num [format " %5d\n" $total_weights]
}
return [list $total_scores $total_weights $abscent_cnt \
[llength [array names set_scores] ] $summary_str]
}
###########################################################
# CTloginAnalysis
###########################################################
###########################################################
###########################################################
proc CTloginAnalysis { num path id limit } {
CTputs $num "Login analysis: telnet session web session\n\n"
CTputs $num " set #: #Y #N #S #U #u #Y #N #S #U #u\n"
set set_idx 0
set done 0
while { ! $done } {
incr set_idx
if { $set_idx > $limit } { set done 1; continue }
CTputs $num [format " %2d: " $set_idx]
set filename [file join $path records "log$set_idx.db"]
updateStatusMessage "Analyzing [file tail $filename]" $num
updateStatusBar 0.0 $num
if { [file readable $filename] } {
set result [CTstudentLoginData $num $filename $id]
CTputs $num [eval format \"%4d %4d %4d %4d %4d\" $result]
set no_log 0
} else {
CTputs $num "========================"
set no_log 1
}
CTputs $num " "
set filename [file join $path records "weblog$set_idx.db"]
updateStatusMessage "Analyzing [file tail $filename]" $num
updateStatusBar 0.0 $num
if { [file readable $filename] } {
set result [CTstudentLoginData $num $filename $id]
CTputs $num [eval format \"%4d %4d %4d %4d %4d\" $result]
set no_weblog 0
} else {
CTputs $num "========================"
set no_weblog 1
}
CTputs $num "\n"
if { $no_log && $no_weblog } { set done 1 }
}
}
###########################################################
# CTstudentSetAnalysis
###########################################################
###########################################################
###########################################################
proc CTstudentSetAnalysis { num path id limit } {
set set_idx 0
set id [string toupper $id]
CTputs $num " set \#:\n"
set done 0
while { ! $done } {
incr set_idx
if { $set_idx > $limit } { set done 1; continue }
set filename [file join $path records "set$set_idx.db"]
updateStatusMessage "Analyzing [file tail $filename]" $num
if { ![file readable $filename] } { continue }
CTputs $num [format " %2d: " $set_idx]
set fileId [open $filename "r"]
set line_cnt 0
set found 0
set aline [gets $fileId]
while { ! [eof $fileId] && !$found } {
incr line_cnt
if { $line_cnt > 3 } {
set aline [string trim $aline]
set s_id [string toupper [string range $aline 0 8]]
if {$id == $s_id} {
set found 1
set breakpt [string first "," $aline]
set data [list [string range $aline 10 [expr $breakpt - 1] ] \
[string range $aline [expr $breakpt + 1] end ] ]
CTputs $num "[lindex $data 0]\n [lindex $data 1]\n"
}
}
set aline [gets $fileId]
}
close $fileId
if { ! $found } { CTputs $num "\n\n" }
}
}
###########################################################
# CTstudentLoginData
###########################################################
###########################################################
###########################################################
proc CTstudentLoginData { num filename id } {
set Y_total 0
set N_total 0
set U_total 0
set u_total 0
set S_total 0
set maxLine [expr double([lindex [exec wc $filename] 0])]
set line_cnt 0
set fileId [open $filename "r"]
set aline [gets $fileId]
while { ![eof $fileId] } {
incr line_cnt
if { $line_cnt%300 == 0 } {
updateStatusBar [expr $line_cnt/$maxLine] $num
}
set aline [string trim $aline]
set s_id [string toupper [string range $aline 0 8]]
set id [string toupper $id]
if {$id == $s_id} {
set ans_char [split [string range $aline 35 end] {} ]
for {set i 0} {$i< [llength $ans_char]} {incr i} {
if {[lindex $ans_char $i] == "Y"} { incr Y_total
} elseif {[lindex $ans_char $i] == "N"} { incr N_total
} elseif {[lindex $ans_char $i] == "U"} { incr U_total
} elseif {[lindex $ans_char $i] == "u"} { incr u_total
} elseif {[lindex $ans_char $i] == "S"} { incr S_total }
}
}
set aline [gets $fileId]
}
close $fileId
return [list $Y_total $N_total $S_total $U_total $u_total]
}
###########################################################
# CTrunCommand
###########################################################
###########################################################
###########################################################
proc CTrunCommand { num cmdnum fileId {followup "" }} {
global gCT
set data [read $fileId]
updateStatusSpinner $cmdnum
if { $data != "" } {
CTputs $cmdnum $data
}
if { [eof $fileId] } {
fileevent $fileId readable ""
catch {close $fileId}
if { $followup == "" } {
CToutput $num $cmdnum
removeStatus $cmdnum
unset gCT(cmd.$cmdnum)
} else {
eval $followup
}
}
}
###########################################################
# CTitemAnalysisRange
###########################################################
###########################################################
###########################################################
proc CTitemAnalysisRange { num classpath setIdStart setIdEnd } {
for { set i $setIdStart } { $i <= $setIdEnd } { incr i } {
if { [ catch { CTitemAnalysis $num $classpath $i } errors ] } {
displayError $errors
}
}
}
###########################################################
# CTitemAnalysis
###########################################################
###########################################################
###########################################################
proc CTitemAnalysis { num classpath setId } {
global gMaxSet
set done 0
set total_scores 0
set total_weights 0
set upper_percent 0.0
set lower_percent 0.0
set Y_total 0
set N_total 0
for { set ii 0} { $ii<$gMaxSet } {incr ii} {
set Y_cnt($ii) 0
set N_cnt($ii) 0
set Ycnt_upper($ii) 0.0
set Ycnt_lower($ii) 0.0
}
set filename [file join $classpath records "set$setId.db"]
if { ! [file readable $filename] } {
CTputs $num "FILE: $filename does not exist!\n"
return
}
displayStatus "Analyzing [file tail $filename]" both $num
set maxLine [lindex [exec wc $filename] 0]
set fileId [open "$filename" "r"]
set valid_cnt 0
set line_cnt 0
set ans_char ""
set aline [gets $fileId]
while {![eof $fileId]} {
incr line_cnt
if { ($line_cnt%20) == 0 } {
updateStatusBar [expr $line_cnt/double($maxLine)] $num
}
if { $line_cnt == 2 } {
set aline [string trim $aline]
set weights [split $aline {}]
# set valid_weights 0
# for { set ii 0 } { $ii < [llength $weights] } { incr ii } {
# incr valid_weights [lindex $weights $ii]
# }
} elseif { $line_cnt > 3} {
set aline [string trim $aline]
set prefix [lindex [split $aline ","] 0]
set s_num [string toupper [lindex [split $aline " " ] 0 ] ]
set ans_str [lindex [split $prefix " "] 1]
set ans_char [split $ans_str {} ]
set valid 0
for { set ii 0 } { $ii < [llength $ans_char] } { incr ii } {
if { [lindex $ans_char $ii] != "-"} { set valid 1 }
}
if { $valid } {
incr valid_cnt
set score 0
for { set ii 0 } { $ii < [llength $ans_char] } { incr ii } {
if { [lindex $ans_char $ii] == "Y" || \
[lindex $ans_char $ii] == "y" } {
incr score [lindex $weights $ii]
set Y_cnt($ii) [expr $Y_cnt($ii) + 1]
set Y_total [expr $Y_total + 1]
}
if { [lindex $ans_char $ii] == "N" || \
[lindex $ans_char $ii] == "n" } {
set N_cnt($ii) [expr $N_cnt($ii) + 1]
set N_total [expr $N_total + 1]
}
if { [lindex $ans_char $ii] >= 0 && \
[lindex $ans_char $ii] <= 9 } {
incr score [lindex $ans_char $ii]
set yes_part [expr [lindex $ans_char $ii] / \
double([lindex $weights $ii]) ]
set no_part [expr 1.0 - $yes_part]
set Y_cnt($ii) [expr $Y_cnt($ii) + $yes_part]
set Y_total [expr $Y_total + $yes_part]
set N_cnt($ii) [expr $N_cnt($ii) + $no_part]
set N_total [expr $N_total + $no_part]
}
# if { [lindex $ans_char $ii] == "E"} {
# incr valid_weights -[lindex $weights $ii]
# }
}
set s_db([format "%08d%s" $score $s_num]) $ans_str
}
}
set aline [gets $fileId]
}
close $fileId
removeStatus $num
for { set ii 0 } { $ii < $gMaxSet } { incr ii } {
set Ycnt_upper($ii) 0
set Ycnt_lower($ii) 0
}
displayStatus "Pondering data . . ." spinner $num
set upperpart_cnt [expr int(0.27 * double($valid_cnt))]
set lowerpart_limit [expr $valid_cnt - $upperpart_cnt]
set line_cnt 0
foreach sort_key [lsort -decreasing [array names s_db]] {
incr line_cnt
if { ($line_cnt%20) == 0 } { updateStatusSpinner $num }
set ans_str $s_db($sort_key)
set ans_char [split $ans_str {} ]
for { set ii 0 } { $ii < [llength $ans_char] } { incr ii } {
if { [lindex $ans_char $ii] == "Y" || \
[lindex $ans_char $ii] == "y" || \
[lindex $ans_char $ii] == [lindex $weights $ii] } {
if { $line_cnt <= $upperpart_cnt } {
incr Ycnt_upper($ii)
} elseif { $line_cnt > $lowerpart_limit } {
incr Ycnt_lower($ii)
}
}
}
}
CTputs $num " There are $valid_cnt entries in file $filename\n"
CTputs $num [format " The upper 27%% has %d records, the lower 27%% has %d records\n"\
$upperpart_cnt [expr $valid_cnt - $lowerpart_limit] ]
CTputs $num " question \# DoDiff. Disc. Factor (%upper - %lower) \[\#records,\#records\]\n";
for { set ii 0 } { $ii < [llength $ans_char] } { incr ii } {
updateStatusSpinner $num
set tmp_total [expr $N_cnt($ii) + $Y_cnt($ii)]
if { $tmp_total > 0 } {
set diff [expr 100.0*($N_cnt($ii) / double($N_cnt($ii) + $Y_cnt($ii)))]
} else {
set diff "-"
}
set upper_percent [expr 100.0 * ($Ycnt_upper($ii) /double($upperpart_cnt))]
set lower_percent [expr 100.0 * ($Ycnt_lower($ii) /double($upperpart_cnt))]
set disc [expr $upper_percent - $lower_percent]
CTputs $num [format " %2d: " [expr $ii + 1]]
CTputs $num [format "%6.1f %5.1f (%6.1f - %6.1f) \[%8d,%8d\]\n" \
$diff $disc $upper_percent $lower_percent $Ycnt_upper($ii) \
$Ycnt_lower($ii) ]
}
removeStatus $num
}
###########################################################
# CTitemCorrelation
###########################################################
# INPUTS: class name with full path, set number
#
# r = \frac{\sum{x_i y_i} - \frac{(\sum x_i)(\sum y_i)}{n}}
# {\sqrt{(\sum x_i^2 - \frac{}{}}}
#
# corr = (sum of prod_xy - (sum_x*sum_y / n) ) / sqrt( (sum of sqr_x - (sum_x*sum_x/n))*
#
###########################################################
###########################################################
proc CTitemCorrelation { num classpath setId } {
global gMaxSet
set filename [file join $classpath records "set$setId.db"]
if { ! [file readable $filename] } {
CTputs $num "FILE: $filename does not exist!\n"
return
}
displayStatus "Analyzing [file tail $filename]" both $num
set maxLine [lindex [exec wc $filename] 0]
set initialized 0
set question_cnt 0
set fileId [open "$filename" "r"]
set line_cnt 0
set aline [gets $fileId]
while {![eof $fileId]} {
incr line_cnt
if { ($line_cnt%20) == 0 } {
updateStatusBar [expr {$line_cnt/double($maxLine)}] $num
}
if { $line_cnt == 2 } {
set aline [string trim $aline]
set weights [split $aline {}]
}
if { $line_cnt > 3} {
set aline [string trim $aline]
set data [string range $aline 10 end]
set ans_str [lindex [split $data ","] 0]
set ans_char_list [split $ans_str {} ]
set try_str [string range $aline [expr {[string first "," $data] +1}] end ]
set question_cnt [llength $ans_char_list]
for { set ii 0 } { $ii < $question_cnt } { incr ii } {
set ans_char($ii) [lindex $ans_char_list $ii]
}
if { $question_cnt > $initialized } {
for {set ii 0} {$ii < [expr {$question_cnt - 1}]} {incr ii} {
set start [expr {($initialized>($ii+1)) ? $initialized : ($ii+1)}]
for { set jj $start } { $jj < $question_cnt } { incr jj } {
set index_key "$ii.$jj"
set prod_xy($index_key) 0.0
set sum_x($index_key) 0
set sum_y($index_key) 0
set sum_x2($index_key) 0
set sum_y2($index_key) 0
set valid_cnt($index_key) 0
}
}
set initialized $question_cnt
}
for { set ii 0 } { $ii < [expr {$question_cnt - 1}] } { incr ii } {
for { set jj [expr {$ii+1}] } { $jj < $question_cnt } { incr jj } {
set index_key "$ii.$jj"
if { $ans_char($ii) != "-" && $ans_char($ii) != "E" && \
$ans_char($jj) != "-" && $ans_char($jj) != "E" } {
## $ans_char($ii) is one of 0 .. 9, Y, y, N, n
## $ans_char($jj) is one of 0 .. 9, Y, y, N, n
if { $ans_char($ii) == "Y" || $ans_char($ii) == "y" } {
set x_data [lindex $weights $ii]
} elseif { $ans_char($ii) == "N" || $ans_char($ii) == "n" } {
set x_data 0
} else { ## must be in 0 .. 9
set x_data $ans_char($ii)
}
if { $ans_char($jj) == "Y" || $ans_char($jj) == "y" } {
set y_data [lindex $weights $jj]
} elseif { $ans_char($jj) == "N" || $ans_char($jj) == "n" } {
set y_data 0
} else { ## must be in 0 .. 9
set y_data $ans_char($jj)
}
set prod_xy($index_key) [expr {$x_data * $y_data +
$prod_xy($index_key)} ]
incr sum_x($index_key) $x_data
incr sum_y($index_key) $y_data
incr sum_x2($index_key) [expr {$x_data * $x_data}]
incr sum_y2($index_key) [expr {$y_data * $y_data}]
incr valid_cnt($index_key) 1
}
}
}
}
set aline [gets $fileId]
}
close $fileId
removeStatus $num
# print out the correlation matrix
# parray sum_x
# parray sum_y
# parray prod_xy
CTputs $num " "
for { set ii 1 } { $ii < $question_cnt } { incr ii } {
CTputs $num [format " %2d" [expr {$ii+1}] ]
}
CTputs $num "\n"
# --------------------------------------
for { set ii 0 } { $ii < [expr {$question_cnt -1}] } { incr ii } {
CTputs $num [format " %2d:" [expr {$ii+1}] ]
for { set jj 0 } { $jj < $ii } { incr jj } { CTputs $num " " }
for { set jj [expr {$ii+1}] } { $jj < $question_cnt } { incr jj } {
set index_key "$ii.$jj"
if { $valid_cnt($index_key) != "0" } {
set upper_part [ expr { $prod_xy($index_key) -
( ($sum_x($index_key) * $sum_y($index_key))
/ double($valid_cnt($index_key)))}]
set lower_part [expr {$sum_x2($index_key) -
($sum_x($index_key) * $sum_x($index_key)
/ double($valid_cnt($index_key)))} ]
set lower_part [expr {$lower_part * ($sum_y2($index_key) -
($sum_y($index_key) *
$sum_y($index_key)
/double($valid_cnt($index_key))))}]
set lower_part [expr {sqrt($lower_part)}]
if { $lower_part != 0.0 } {
set ratio [expr {$upper_part / double($lower_part)}]
CTputs $num [format " % .2f" $ratio]
} else {
CTputs $num " INF "
}
} else {
CTputs $num " ----"
}
}
CTputs $num "\n"
}
}
###########################################################
# CTsubmissionsLaunch
###########################################################
###########################################################
###########################################################
proc CTsubmissionsLaunch { num cmdnum type s_id s_nm start end } {
global gCT gFile gUniqueNumber gCapaConfig
CTputs $cmdnum "$type submissions for $s_nm for set $start\n"
if { $type == "telnet" } {
set command "grep -i $s_id [file join $gFile($num) records submissions$start.db]"
set followtype web
} else {
set command "grep -i $s_id [file join $gFile($num) \
records websubmissions$start.db]"
set followtype telnet
incr start
}
set done 0
set followcmd ""
while { !$done && ($start <= ($end+1)) } {
if { $start <= $end } {
set followcmd "CTsubmissionsLaunch $num $cmdnum $followtype $s_id {$s_nm} \
$start $end"
}
if { ! [catch {set fileId [open "|$command" "r"]} ] } { set done 1 }
}
fconfigure $fileId -blocking 0
fileevent $fileId readable "CTrunCommand $num $cmdnum $fileId {$followcmd}"
}
###########################################################
# CTreportDist
###########################################################
###########################################################
###########################################################
proc CTreportDist { num file percentage sectionlist } {
set fileId [open $file "r"]
set aline [gets $fileId]
set which [expr [llength [split $aline "\t"]] - 2]
set maximum [lindex [lrange [split $aline "\t"] $which end] 1]
if { $percentage } {
for {set i 0} {$i<=100} {incr i} {
set totals($i.score) 0
set totals($i.stunum) ""
}
} else {
for { set i 0 } { $i <= $maximum } { incr i } {
set totals($i.score) 0
set totals($i.stunum) ""
}
}
while { ![eof $fileId]} {
set temp [lrange [split $aline "\t"] $which end]
set score [lindex $temp 0]
regsub -- "-" $score "0" score
set max [lindex $temp 1]
set temp [lindex [split $aline "\t"] 1]
set section [lindex $temp 1]
set stunum [lindex $temp 0]
if { ([lsearch $sectionlist $section] != -1) && ($max!=0) } {
if { $percentage } {
set percent [expr int($score/double($max)*100)]
incr totals($percent.score)
lappend totals($percent.stunum) $stunum
} else {
if { $max > $maximum } {
for {set i [expr $maximum+1]} {$i<=$max} {incr i} {set totals($i) 0}
set maximum $max
}
set score [string trim $score]
incr totals($score.score)
lappend totals($score.stunum) $stunum
}
}
set aline [gets $fileId]
}
CTputs $num "Scores #acheived\n"
set scorelist ""
set templist [array names totals *.score]
foreach temp $templist {lappend possiblescores [lindex [split $temp .] 0]}
foreach score [lsort -integer $possiblescores] {
CTputs $num [format "%5d:%6d\n" $score $totals($score.score)]
lappend scorelist [list $totals($score.score) $score $totals($score.stunum)]
}
return $scorelist
}
###########################################################
# CTgradeDistribution
###########################################################
###########################################################
###########################################################
proc CTgradeDistribution { num classpath setId } {
set filename [file join $classpath records "set$setId.db"]
if { ! [file readable $filename] } {
CTputs $num "FILE: $filename does not exist!\n"
return
}
displayStatus "Analyzing [file tail $filename]" both $num
set maxLine [lindex [exec wc $filename] 0]
set fileId [open "$filename" "r"]
set valid_cnt 0
set line_cnt 0
set aline [gets $fileId]
while {![eof $fileId]} {
incr line_cnt
if { ($line_cnt%20) == 0 } {
updateStatusBar [expr $line_cnt/double($maxLine)] $num
}
if { $line_cnt == 2 } {
set aline [string trim $aline]
set weights [split $aline {}]
set valid_weights 0
foreach weight $weights { incr valid_weights $weight }
for { set i 0 } { $i <= $valid_weights } { incr i } {
set total_score($i) 0
}
} elseif { $line_cnt > 3} {
set aline [string trim $aline]
set prefix [lindex [split $aline ","] 0]
set s_num [string toupper [lindex [split $aline " " ] 0 ] ]
set ans_str [lindex [split $prefix " "] 1]
set ans_char [split $ans_str {} ]
set valid 0
for { set ii 0 } { $ii < [llength $ans_char] } { incr ii } {
if { [lindex $ans_char $ii] != "-"} { set valid 1 }
}
if { $valid } {
incr valid_cnt
set score 0
for { set ii 0 } { $ii < [llength $ans_char] } { incr ii } {
if { [lindex $ans_char $ii] == "Y" || \
[lindex $ans_char $ii] == "y" } {
incr score [lindex $weights $ii]
}
if { [lindex $ans_char $ii] >= 0 && \
[lindex $ans_char $ii] <= 9 } {
incr score [lindex $ans_char $ii]
}
}
if { [catch {incr total_score($score)} ] } {
puts "$aline:$prefix:$s_num:$ans_str:$ans_char"
}
}
}
set aline [gets $fileId]
}
close $fileId
removeStatus $num
displayStatus "Pondering data . . ." spinner $num
CTputs $num " There are $valid_cnt entries in file $filename\n"
CTputs $num "Score #acheived\n"
set scorelist ""
foreach score [lsort -integer [array names total_score]] {
CTputs $num [format "%5d:%6d\n" $score $total_score($score)]
lappend scorelist [list $total_score($score) $score]
}
removeStatus $num
return $scorelist
}
###########################################################
# CTgetStudentScores
###########################################################
###########################################################
###########################################################
proc CTgetStudentScores { studentScoresVar classpath setId num } {
upvar $studentScoresVar studentScores
set filename [file join $classpath records "set$setId.db"]
if { ! [file readable $filename] } {
CTputs $num "FILE: $filename does not exist!\n"
error
}
displayStatus "Analyzing [file tail $filename]" both $num
set maxLine [lindex [exec wc $filename] 0]
set fileId [open "$filename" "r"]
set valid_cnt 0
set line_cnt 0
set aline [gets $fileId]
set aline [gets $fileId]
set weights [split [string trim $aline] {}]
set valid_weights 0
foreach weight $weights { incr valid_weights $weight }
set aline [gets $fileId]
set aline [gets $fileId]
while {![eof $fileId]} {
incr line_cnt
if { ($line_cnt%20) == 0 } {
updateStatusBar [expr $line_cnt/double($maxLine)] $num
}
set aline [string trim $aline]
set prefix [lindex [split $aline ","] 0]
set s_num [string toupper [lindex [split $aline " " ] 0 ] ]
set ans_str [lindex [split $prefix " "] 1]
set ans_char [split $ans_str {} ]
set valid 0
for { set ii 0 } { $ii < [llength $ans_char] } { incr ii } {
if { [lindex $ans_char $ii] != "-"} { set valid 1 }
}
if { $valid } {
incr valid_cnt
if {[array names studentScores $s_num] == ""} {set studentScores($s_num) 0}
for { set ii 0 } { $ii < [llength $ans_char] } { incr ii } {
if { [lindex $ans_char $ii] == "Y" || [lindex $ans_char $ii] == "y" } {
incr studentScores($s_num) [lindex $weights $ii]
}
if { [lindex $ans_char $ii] >= 0 && [lindex $ans_char $ii] <= 9 } {
incr studentScores($s_num) [lindex $ans_char $ii]
}
}
}
set aline [gets $fileId]
}
close $fileId
removeStatus $num
return $valid_weights
}
###########################################################
# CTgradeDistributionRange
###########################################################
###########################################################
###########################################################
proc CTgradeDistributionRange { num classpath setIdstart setIdend } {
set totalpoints 0
for {set setId $setIdstart} {$setId <= $setIdend} {incr setId} {
set points [CTgetStudentScores studentScores $classpath $setId $num]
incr totalpoints $points
# parray studentScores
}
displayStatus "Pondering data . . ." spinner $num
for { set i 0 } { $i <= $totalpoints } { incr i } {
set total_score($i) 0
}
foreach sNum [array names studentScores] { incr total_score($studentScores($sNum)) }
CTputs $num "Scores #acheived\n"
set scorelist ""
foreach score [lsort -integer [array names total_score]] {
CTputs $num [format "%5d:%6d\n" $score $total_score($score)]
lappend scorelist [list $total_score($score) $score]
}
removeStatus $num
return $scorelist
}
#common Input dialogs
#common output methods
proc CTdatestamp { cmdnum } {
CTputs $cmdnum [clock format [clock seconds]]\n
}
###########################################################
# CTputs
###########################################################
###########################################################
###########################################################
proc CTputs { num message {tag normal} } {
global gCT
lappend gCT(output.$num) [list $message $tag]
}
###########################################################
# CToutputWrap
###########################################################
###########################################################
###########################################################
proc CToutputWrap { num } {
global gCT
if { $gCT($num.wrap) } {
$gCT($num.output) configure -wrap char
} else {
$gCT($num.output) configure -wrap none
}
}
###########################################################
# CToutput
###########################################################
###########################################################
###########################################################
proc CToutput { num cmdnum } {
global gCT
if { ![winfo exists $gCT($num).output] } {
set outputWin [toplevel $gCT($num).output]
set buttonFrame [frame $outputWin.button]
set textFrame [frame $outputWin.text]
set bottomFrame [frame $outputWin.bottom]
pack $buttonFrame $textFrame $bottomFrame
pack configure $buttonFrame -anchor e -expand 0 -fill x
pack configure $textFrame -expand 1 -fill both
pack configure $bottomFrame -expand 0 -fill x
set gCT($num.output) [text $textFrame.text \
-yscrollcommand "$textFrame.scroll set" \
-xscrollcommand "$bottomFrame.scroll set"]
scrollbar $textFrame.scroll -command "$textFrame.text yview"
pack $gCT($num.output) $textFrame.scroll -side left
pack configure $textFrame.text -expand 1 -fill both
pack configure $textFrame.scroll -expand 0 -fill y
scrollbar $bottomFrame.scroll -command "$textFrame.text xview" -orient h
pack $bottomFrame.scroll -expand 0 -fill x
set gCT($num.wrap) 1
checkbutton $buttonFrame.wrap -text "Wrap" -command "CToutputWrap $num" \
-variable gCT($num.wrap)
button $buttonFrame.save -text "Save Text" -command "CTsaveText $num"
button $buttonFrame.print -text "Print Text" -command "CTprintText $num"
button $buttonFrame.dismiss -text "Dismiss" -command "destroy $outputWin"
pack $buttonFrame.wrap $buttonFrame.save $buttonFrame.print \
$buttonFrame.dismiss -side left
}
set index [$gCT($num.output) index end]
foreach line $gCT(output.$cmdnum) {
eval $gCT($num.output) insert end $line
}
unset gCT(output.$cmdnum)
raise $gCT($num).output
$gCT($num.output) see $index
update idletasks
}
###########################################################
# CTsaveText
###########################################################
# saves the contents of a text window
###########################################################
# Arguments: num (the unique number of the path, and window)
# Returns : nothing
# Globals :
###########################################################
proc CTsaveText { num } {
global gFile gCT
set window $gCT($num.output)
if {![winfo exists $window]} { return }
set dir $gFile($num)
set file ""
if { $dir == "" || $dir == "."} { set dir [pwd] }
set file [tk_getSaveFile -title "Enter the name to Save As" \
-initialdir "$dir" ]
if { $file == "" } {
displayError "File not saved"
return
}
set fileId [open $file w]
puts -nonewline $fileId [$window get 0.0 end-1c]
close $fileId
}
###########################################################
# CTprintText
###########################################################
# prints the contents of the text window, creates a temp file named
# quiztemp.txt
###########################################################
# Arguments: num (the unique number of the path, and window)
# Returns : nothing
# Globals : gFile gCT
###########################################################
proc CTprintText { num } {
global gFile gCT
set window $gCT($num.output)
if { ![winfo exists $window]} { return }
catch {parseCapaConfig $num $gFile($num)}
set lprCommand [getLprCommand [file join $gFile($num) managertemp.txt] $num]
if {$lprCommand == "Cancel"} { return }
set fileId [open [file join $gFile($num) managertemp.txt] w]
puts -nonewline $fileId [$window get 0.0 end-1c]
close $fileId
set errorMsg ""
if { [catch {set output [ eval "exec $lprCommand" ] } errorMsg ]} {
displayError "An error occurred while printing: $errorMsg"
} else {
displayMessage "Print job sent to the printer.\n $output"
}
exec rm -f [file join $gFile($num) mangertemp.txt]
}
###########################################################
# CTprintCanvas
###########################################################
###########################################################
###########################################################
proc CTprintCanvas { num window path } {
if { ![winfo exists $window]} { return }
catch {parseCapaConfig $num $gFile($num)}
set lprCommand [getLprCommand [file join $path managertemp.txt] $num]
if {$lprCommand == "Cancel"} { return }
set rotate 0
if { [tk_messageBox -title "Print in landscape mode" -message "Would you like to print in landscape mode?" -icon question -type yesno] == "yes" } { set rotate 1 }
$window postscript -file [file join $path managertemp.txt] -rotate $rotate
set errorMsg ""
if { [catch {set output [ eval "exec $lprCommand" ] } errorMsg ]} {
displayError "An error occurred while printing: $errorMsg"
} else {
displayMessage "Print job sent to the printer.\n $output"
}
exec rm -f [file join $path mangertemp.txt]
}
###########################################################
# CTsaveCanvas
###########################################################
###########################################################
###########################################################
proc CTsaveCanvas { window path } {
if { ![winfo exists $window] } { return }
set dir $path
set file ""
if { $dir == "" } { set dir [pwd] }
set file [tk_getSaveFile -title "Enter the name to Save As" \
-initialdir "$dir" ]
if { $file == "" } {
displayError "File not saved"
return
}
$window postscript -file $file
}
###########################################################
# CTbargraph
###########################################################
###########################################################
###########################################################
proc CTbargraph {window num barnum data {path ""} {title "" } {xlabel ""} {ylabel ""}
{suffix ""} } {
global gBarGraph
set height 300
set width 500
global gWindowMenu
set bargraph [toplevel $window.bargraph$barnum]
if { $title != "" } { wm title $bargraph $title }
$gWindowMenu add command -label "$title $barnum" -command "capaRaise $bargraph"
set buttonFrame [frame $bargraph.buttons]
set canvasFrame [frame $bargraph.canvas]
pack $buttonFrame $canvasFrame -side top
pack configure $canvasFrame -expand 1 -fill both
set canvas [canvas $canvasFrame.canvas -height $height -width $width -background white]
pack $canvas -expand 1 -fill both
bind $canvas <Configure> "CTdrawBargraph $barnum"
button $buttonFrame.change -text "Change Graph" -command "CTchangeBargraph $window $barnum"
button $buttonFrame.save -text "Save Graph" -command "CTsaveCanvas $canvas $path"
button $buttonFrame.print -text "Print Graph" -command "CTprintCanvas $num $canvas $path"
button $buttonFrame.dismiss -text "Dismiss" -command "CTdestroyBargraph $barnum"
pack $buttonFrame.change $buttonFrame.save $buttonFrame.print \
$buttonFrame.dismiss -side left
bind $bargraph <Destroy> "CTdestroyBargraph $barnum"
set gBarGraph($barnum.num) $num
set gBarGraph($barnum.suffix) $suffix
set gBarGraph($barnum) $data
set gBarGraph($barnum.canvas) $canvas
set gBarGraph($barnum.title) $title
set gBarGraph($barnum.xlabel) $xlabel
set gBarGraph($barnum.ylabel) $ylabel
set gBarGraph($barnum.color) green
set gBarGraph($barnum.bucketscores) 0
CTautoscaleBargraph $barnum
CTdrawBargraph $barnum
}
###########################################################
# CTautoscaleBargraph
###########################################################
###########################################################
###########################################################
proc CTautoscaleBargraph { barnum } {
global gBarGraph
set data $gBarGraph($barnum)
set max [lindex [lindex [lsort -decreasing -index 0 -real $data] 0] 0]
if { $max > int($max) } { set max [expr int($max+1)] }
set gBarGraph($barnum.yoften) [expr int([format "%1.e" [expr $max/10.0]])]
if { $gBarGraph($barnum.yoften) == 0 } { set gBarGraph($barnum.yoften) 1 }
set total [llength $data]
set gBarGraph($barnum.xoften) [expr ($total/25) + 1]
}
###########################################################
# CTchangeBargraphData
###########################################################
###########################################################
###########################################################
proc CTchangeBargraphData { barnum data } {
global gBarGraph
set gBarGraph($barnum) $data
CTautoscaleBargraph $barnum
CTdrawBargraph $barnum
}
###########################################################
# CTdestroyBargraph
###########################################################
###########################################################
###########################################################
proc CTdestroyBargraph { num } {
global gBarGraph
if { [catch {set window [winfo toplevel $gBarGraph($num.canvas)]}]} { return }
set window2 [file rootname $window].changeBarGraph$num
foreach name [array names gBarGraph "$num.*" ] {
unset gBarGraph($name)
}
unset gBarGraph($num)
destroy $window
catch {destroy $window2}
}
###########################################################
# CTdrawBargraph
###########################################################
###########################################################
###########################################################
proc CTdrawBargraph { num } {
global gBarGraph
set data $gBarGraph($num)
set canvas $gBarGraph($num.canvas)
set suffix $gBarGraph($num.suffix)
set height [winfo height $canvas]
set width [winfo width $canvas]
set titleoffset 0
set titleheight 15
set labelheight 15
set tickheight 15
set textheight [expr $labelheight+$tickheight]
set textwidth 40
set graphheight [expr $height - $textheight - $titleheight]
set graphwidth [expr $width - $textwidth]
$canvas delete all
#draw data
set total [llength $data]
set eachwidth [expr $graphwidth/$total]
# set howoften [expr ($total/$gBarGraph($num.numlabels)) + 1]
set howoften $gBarGraph($num.xoften)
set when [expr ($total-1)%$howoften]
set max 0
set i 0
set value 0
if { $gBarGraph($num.bucketscores) } {
foreach datum $data {
set value [expr {$value + [lindex $datum 0]}]
if { $i % $howoften == $when } {
if { $value > $max } { set max $value }
set value 0
}
incr i
}
} else {
set max [lindex [lindex [lsort -decreasing -index 0 -real $data] 0] 0]
}
if { $max > int($max) } { set max [expr int($max+1)] }
if { [catch {set pixelvalue [expr ($graphheight-1)/double($max)]} ] } {
set pixelvalue 10
}
set i 0
set value 0
foreach datum $data {
set value [expr {$value + [lindex $datum 0]}]
set which [lindex $datum 1]
set y1 [expr {$graphheight + $titleheight}]
set x2 [expr {$eachwidth * ($i+1) + $textwidth}]
set y2 [expr {($graphheight-1) + $titleheight - $value * $pixelvalue}]
set tag bar.$which.[expr $which-$howoften]
if { [set color [lindex $datum 3]] == "" } {set color $gBarGraph($num.color)}
if { $gBarGraph($num.bucketscores) && ($i % $howoften == $when) } {
if { $i == $when } {
puts "$value-$which-$howoften"
$canvas create rectangle $textwidth \
$y1 $x2 $y2 -fill $color -tag $tag
} else {
puts "$value:$which:$howoften"
$canvas create rectangle [expr {$eachwidth*($i-$howoften+1)+$textwidth}]\
$y1 $x2 $y2 -fill $color -tag $tag
}
} elseif { !$gBarGraph($num.bucketscores) } {
$canvas create rectangle [expr {$eachwidth * $i + $textwidth}] \
$y1 $x2 $y2 -fill $color -tag bar.$which.[expr $which-1]
set value 0
}
if { $i % $howoften == $when } {
$canvas create text [expr {$eachwidth * $i + $textwidth + $eachwidth/2}] \
[expr $graphheight+(($tickheight)/2)+$titleheight] -text $which
set value 0
}
incr i
}
#draw title
$canvas create text [expr $textwidth+$titleoffset+($graphwidth/2)] 1 -anchor n\
-text $gBarGraph($num.title)
#draw axis
$canvas create line $textwidth [expr {$graphheight + $titleheight}] \
$textwidth [expr {$titleheight + 1}]
#label xaxis
$canvas create text [expr ($textwidth+($graphwidth/2))] \
[expr $titleheight+$graphheight+$tickheight+($labelheight/2)] \
-text $gBarGraph($num.xlabel)
#label yaxis
$canvas create text 1 1 -anchor nw -text $gBarGraph($num.ylabel)
#draw tickmarks
# set delta [format "%1.e" [expr ($max)/double($gBarGraph($num.numticks))]]
set delta $gBarGraph($num.yoften)
set start 0.0
while { $start < $max } {
set center [expr {($graphheight-1)*(($start)/$max)+$titleheight+1}]
$canvas create line $textwidth $center [expr $textwidth - 20] $center
$canvas create text [expr $textwidth-3] $center -anchor ne -text [expr int($max-$start)]
set start [expr $start + $delta]
}
if { [llength [lindex $data 0]] > 2} {
$canvas bind current <1> "CTbargraphClick$suffix $num"
bind $canvas <Enter> "CTbargraphDisplayCreate $num"
bind $canvas <Leave> "CTbargraphDisplayRemove $num"
bind $canvas <Motion> "CTbargraphDisplayMove $num"
$canvas bind all <Enter> "CTbargraphDisplay$suffix $num"
}
}
###########################################################
# CTbargraphDisplayCreate
###########################################################
###########################################################
###########################################################
proc CTbargraphDisplayCreate { barnum } {
global gBarGraph gCT gFile
set canvas $gBarGraph($barnum.canvas)
if {[winfo exists $canvas.bubble$barnum]} { return }
set bubble [toplevel $canvas.bubble$barnum]
wm overrideredirect $bubble 1
wm positionfrom $bubble program
wm withdraw $bubble
pack [label $bubble.l -highlightthickness 0 -relief raised -bd 1 -background yellow]
}
###########################################################
# CTbargraphDisplayRemove
###########################################################
###########################################################
###########################################################
proc CTbargraphDisplayRemove { barnum } {
global gBarGraph gCT gFile
set canvas $gBarGraph($barnum.canvas)
catch {destroy $canvas.bubble$barnum}
}
###########################################################
# CTbargraphDisplayBlank
###########################################################
###########################################################
###########################################################
proc CTbargraphDisplayBlank { barnum } {
global gBarGraph gCT gFile
set canvas $gBarGraph($barnum.canvas)
catch {$canvas.bubble$barnum.l configure -text ""}
}
###########################################################
# CTbargraphDisplayMove
###########################################################
###########################################################
###########################################################
proc CTbargraphDisplayMove { barnum } {
global gBarGraph gCT gFile
set canvas $gBarGraph($barnum.canvas)
catch {wm geometry $canvas.bubble$barnum +[expr 20+[winfo pointerx .]]+[expr 20+[winfo pointery .]]}
if {[$canvas gettags current] == ""} {CTbargraphDisplayRemove $barnum}
}
###########################################################
# CTbargraphDisplayShowresponse
###########################################################
###########################################################
###########################################################
proc CTbargraphDisplayShowresponse { barnum } {
global gBarGraph gCT gFile
set num $gBarGraph($barnum.num)
set canvas $gBarGraph($barnum.canvas)
set high [lindex [split [lindex [$canvas gettags current] 0] .] 1]
foreach datum $gBarGraph($barnum) {
set bar [lindex $datum 1]
if { $bar != $high } { continue }
if {![winfo exists $canvas.bubble$barnum.l]} {CTbargraphDisplayCreate $barnum}
$canvas.bubble$barnum.l configure -text "[lindex $datum 0] - \"[splitline [lindex $datum 2] 35]\""
wm geometry $canvas.bubble$barnum +[expr 20+[winfo pointerx .]]+[expr 20+[winfo pointery .]]
wm deiconify $canvas.bubble$barnum
return
}
CTbargraphDisplayRemove $barnum
}
###########################################################
# CTbargraphDisplaySCP
###########################################################
###########################################################
###########################################################
proc CTbargraphDisplaySCP { barnum } {
global gBarGraph gCT gFile
set num $gBarGraph($barnum.num)
set canvas $gBarGraph($barnum.canvas)
set high [lindex [split [lindex [$canvas gettags current] 0] .] 1]
foreach datum $gBarGraph($barnum) {
set bar [lindex $datum 1]
if { $bar != $high } { continue }
if {![winfo exists $canvas.bubble$barnum.l]} {CTbargraphDisplayCreate $barnum}
$canvas.bubble$barnum.l configure -text "[lindex $datum 0]"
wm geometry $canvas.bubble$barnum +[expr 20+[winfo pointerx .]]+[expr 20+[winfo pointery .]]
wm deiconify $canvas.bubble$barnum
return
}
CTbargraphDisplayRemove $barnum
}
###########################################################
# CTbargraphClickSCP
###########################################################
###########################################################
###########################################################
proc CTbargraphClickSCP { barnum } {
global gBarGraph gCT gFile
set num $gBarGraph($barnum.num)
set canvas $gBarGraph($barnum.canvas)
set bucket $gBarGraph($barnum.bucketscores)
set high [lindex [split [lindex [$canvas gettags current] 0] .] 1]
set low [lindex [split [lindex [$canvas gettags current] 0] .] 2]
set stunums ""
if { $high == "" || $low == "" } { return }
foreach datum $gBarGraph($barnum) {
set bar [lindex $datum 1]
if { $bar > $high || $bar <= $low } { continue }
set stunums [concat $stunums [lindex $datum 2]]
}
if { $stunums == "" } { return }
if {"" == [set stuSCP [multipleChoice $gCT($num) "Select a student" $stunums 0]]} {
return
}
set loginAnalysis [expr {"Yes" == [makeSure "Do you wish to do a Login Analysis? It may take a while." ]}]
foreach s_id $stuSCP {
CTstudentCourseProfile $num $s_id \
[findByStudentNumber $s_id $gFile($num)] $loginAnalysis
}
}
###########################################################
# CTbargraphClickShowresponse
###########################################################
###########################################################
###########################################################
proc CTbargraphClickShowresponse { barnum } {
global gBarGraph gCT gFile gUniqueNumber
set num $gBarGraph($barnum.num)
set canvas $gBarGraph($barnum.canvas)
set bucket $gBarGraph($barnum.bucketscores)
if { [catch {set datanum $gBarGraph($barnum.shownum1)}] } {
set datanum [set gBarGraph($barnum.shownum1) [incr gUniqueNumber]]
set winnum [set gBarGraph($barnum.shownum2) [incr gUniqueNumber]]
} else {
set winnum $gBarGraph($barnum.shownum2)
}
set gCT($winnum) ""
set high [lindex [split [lindex [$canvas gettags current] 0] .] 1]
foreach datum $gBarGraph($barnum) {
set bar [lindex $datum 1]
if { $bar != $high } { continue }
CTputs $datanum "[lindex $datum 0] responses \"[lindex $datum 2]\"\n"
}
CToutput $winnum $datanum
}
###########################################################
# CTchangeBargraph
###########################################################
###########################################################
###########################################################
proc CTchangeBargraph { window num } {
global gBarGraph
set change [toplevel $window.changeBarGraph$num]
set infoFrame [frame $change.info]
set buttonFrame [frame $change.button]
set title [frame $change.title]
set xlabel [frame $change.xlabel]
set ylabel [frame $change.ylabel]
set xoften [frame $change.xoften]
set yoften [frame $change.yoften]
set color [frame $change.color]
set bucket [frame $change.bucket]
set font [frame $change.font]
pack $infoFrame $buttonFrame $title $xlabel $ylabel $xoften $yoften $color $bucket
pack configure $title $xlabel $ylabel $xoften $yoften -anchor e -expand 1 -fill both
button $buttonFrame.update -text Update -command "CTdrawBargraph $num"
bind $change <Return> "CTdrawBargraph $num"
button $buttonFrame.dismiss -text Dismiss -command "destroy $change"
pack $buttonFrame.update $buttonFrame.dismiss -side left
foreach {frame label var
} "$title { Title} title
$xlabel { X-Axis Label} xlabel
$ylabel { Y-Axis Label} ylabel
$xoften {Increment on X-Axis} xoften
$yoften {Increment on Y-Axis} yoften" {
label $frame.label -text $label
set entryFrame [frame $frame.entry]
pack $frame.label $entryFrame -side left
pack configure $entryFrame -expand 1 -fill both
entry $entryFrame.entry -textvariable gBarGraph($num.$var) \
-xscrollcommand "$entryFrame.scroll set"
scrollbar $entryFrame.scroll -orient h -command \
"$entryFrame.entry xview"
pack $entryFrame.entry $entryFrame.scroll -fill x
}
label $color.label -text "Color of Bars"
label $color.color -relief ridge -background $gBarGraph($num.color) \
-text " "
button $color.change -text "Change" -command "CTchangeBargraphColor $color $num"
pack $color.label $color.color $color.change -side left
checkbutton $bucket.bucket -text "Bucket Scores" -variable \
gBarGraph($num.bucketscores) -command "CTdrawBargraph $num"
pack $bucket.bucket
}
###########################################################
# CTchangeBargraphColor
###########################################################
###########################################################
###########################################################
proc CTchangeBargraphColor { color num } {
global gBarGraph
set temp [tk_chooseColor -initialcolor $gBarGraph($num.color)]
if { $temp != "" } {
$color.color configure -background [set gBarGraph($num.color) $temp]
}
CTdrawBargraph $num
}
###########################################################
# CTdisplayStudent
###########################################################
###########################################################
###########################################################
proc CTdisplayStudent { num window path id } {
if { ![file exists [file join $path photo gif $id.gif]] } {
if { [file exists [file join $path photo jpg $id.jpg]] } {
exec /usr/local/bin/djpeg -outfile [file join $path photo gif $id.gif] \
[file join $path photo jpg $id.jpg]
} else {
return
}
}
set image [image create photo]
$image read [file join $path photo gif $id.gif]
set imageWin [toplevel $window.image$num]
set buttonFrame [frame $imageWin.button]
set infoFrame [frame $imageWin.info]
set imageFrame [frame $imageWin.image]
pack $buttonFrame $infoFrame $imageFrame
button $buttonFrame.dismiss -command "destroy $imageWin" -text Dismiss
pack $buttonFrame.dismiss
label $infoFrame.label -text $id
pack $infoFrame.label
set canvas [canvas $imageFrame.canvas]
pack $canvas
$canvas create image 1 1 -image $image -anchor nw
}
###########################################################
# CTgetWhen
###########################################################
###########################################################
###########################################################
proc CTgetWhen { num } {
set day [getString . "Enter a date"]
update
return $day
}
###########################################################
# CTscanDB
###########################################################
###########################################################
###########################################################
proc CTscanDB { num file outId startdate enddate } {
global answerArray exist
set fileId [open $file r]
set Yes_cnt 0
set No_cnt 0
set line_cnt 0
set prob_cnt 0
set maxLine [lindex [exec wc $file] 0]
puts $maxLine
set aline [gets $fileId]
while { ! [eof $fileId] } {
incr line_cnt
if { ($line_cnt%20) == 0 } {
puts $curdate
updateStatusBar [expr $line_cnt/double($maxLine)] $num
}
set length [llength $aline]
set date [lrange $aline 1 [expr $length - 2]]
set curdate [clock scan $date]
if { $curdate < $startdate } { set aline [gets $fileId]; continue }
if { $curdate > $enddate } { break }
set s_num [string toupper [lindex $aline 0]]
set ans_char [split [lindex $aline end] ""]
set usr_ans "$s_num.ans"
set usr_try "$s_num.try"
if {$prob_cnt == 0} { set prob_cnt [llength $ans_char] }
if { [array names answerArray "$usr_ans.*"] == "" } {
for {set ii 0} { $ii <= $prob_cnt } { incr ii} {
set answerArray($usr_ans.$ii) "-"
}
}
if { [array names answerArray "$usr_try.*"] == "" } {
for {set ii 0} { $ii <= $prob_cnt } { incr ii} {
set answerArray($usr_try.$ii) 0
}
}
for {set ii 0} { $ii <= $prob_cnt } { incr ii} {
if { [lindex $ans_char $ii] == "Y" } {
set answerArray($usr_ans.$ii) "Y"
incr answerArray($usr_try.$ii)
}
if { [lindex $ans_char $ii] == "N"} {
if {$answerArray($usr_ans.$ii) != "Y"} {
set answerArray($usr_ans.$ii) "Y"
}
incr answerArray($usr_try.$ii)
}
}
if { [array names exist $s_num] == "" } { set exist($s_num) $s_num }
set aline [gets $fileId]
}
close $fileId
return $prob_cnt
}
###########################################################
# CTcreateSubset
###########################################################
###########################################################
###########################################################
proc CTcreateSubset { num cmdnum day setId } {
global gFile gCT answerArray exist
set outId [open [file join $gFile($num) records "subset$setId.db"] w]
set inId [open [file join $gFile($num) records "set$setId.db"] r]
set startdate [clock scan "$day 12:00 AM"]
set enddate [clock scan "$day 11:59 PM"]
puts $startdate:$enddate
set prob_cntt [CTscanDB $cmdnum [file join $gFile($num) records log$setId.db] $outId $startdate $enddate]
puts $startdate:$enddate
set prob_cntw [CTscanDB $cmdnum [file join $gFile($num) records weblog$setId.db] $outId $startdate $enddate]
puts $startdate:$enddate
puts "$day 12:00 AM : $day 11:59 PM"
if { $prob_cntt > $prob_cntw } {
set prob_cnt $prob_cntt
} else {
set prob_cnt $prob_cntw
}
puts $outId [gets $inId]
puts $outId [gets $inId]
puts $outId [gets $inId]
foreach s_num [lsort [array names exist]] {
set usr_ans $s_num.ans
set usr_try $s_num.try
puts -nonewline $outId "$s_num "
for { set ii 0 } { $ii< $prob_cnt } { incr ii } {
puts -nonewline $outId $answerArray($usr_ans.$ii)
}
for { set ii 0 } { $ii< $prob_cnt } { incr ii } {
puts -nonewline $outId [format ",%2d" $answerArray($usr_try.$ii)]
}
puts $outId ""
}
close $outId
close $inId
catch {unset answerArray}
catch {unset exist}
}
###########################################################
# CTdiscussForum
###########################################################
###########################################################
###########################################################
proc CTdiscussForum { num file dir resultVar {specificSet 0}} {
global gCT
upvar $resultVar result
if { $specificSet == 0 } {
set start 1
} else {
set start $specificSet
}
set fileId [open $file r]
set maxLine [lindex [exec wc $file] 0]
set aline [gets $fileId]
set last 0
set line_cnt 0
while {![eof $fileId]} {
incr line_cnt
if { ($line_cnt%20) == 0 } { updateStatusBar [expr $line_cnt/double($maxLine)] $num }
foreach {stunum capaid name email action set prob date time} [split $aline "|"] {}
if {$specificSet && ($specificSet == $set)} {set aline [gets $fileId];continue}
if { $action == "ViewProblem" } {
if { [catch {incr count($set,$prob)}]} {
set count($set,$prob) 1
if { $set > $last } { set last $set }
if { [catch {set max($set)}]} { set max($set) 0 }
if { $prob > $max($set)} { set max($set) $prob }
if { [catch {set posts($set,$prob) [llength [glob $dir/discussion/$set/[format "%06d" $prob]-*-*-*.msg]]}]} { set posts($set,$prob) 0 }
}
set ever($name) 1
set names($set,$name) 1
set nameprob($set,$prob,$name) 1
}
set aline [gets $fileId]
}
updateStatusMessage "Summarizing Data" $num
updateStatusBar 0 $num
for {set i 1} { $i <= $last } { incr i } {
updateStatusBar [expr $i/$last] $num
set total($i) 0
for {set j 1} { $j <= $max($i) } { incr j } {
set message ""
if {[catch { set result($num.$i.$j.posts) $posts($i,$j) }]} {
set result($num.$i.$j.posts) 0
}
if {[catch {set result($num.$i.$j.views) $count($i,$j)}]} {
set result($num.$i.$j.views) 0
}
catch {incr total($i) $count($i,$j)}
if { [catch { set result($num.$i.$j.ratio) \
[expr $result($num.$i.$j.views)/double($result($num.$i.$j.posts))]} error]} {
set result($num.$i.$j.ratio) 0.0
}
set result($num.$i.$j.viewers) [llength [array names nameprob $i,$j,*]]
}
set result($num.$i.views) $total($i)
set result($num.$i.max) $max($i)
}
for {set i 1} { $i<=$last } { incr i } {
set result($num.$i.viewers) [llength [array names names $i,*]]
}
close $fileId
set result($num.viewers) [llength [array names ever]]
set result($num.last) $last
#IDEAS: stick into capastats
# : howmany viws are repeats
# : Student Course Profile, add #ViewProblems #Posts
# : add some portion of these stats to analyze log files?
}
###########################################################
# CTputsDiscussResults
###########################################################
###########################################################
proc CTputsDiscussResults { num resultsVar } {
upvar $resultsVar result
for {set i 1} { $i <= $result($num.last) } { incr i } {
CTputs $num "For Set $i #Visitors:$result($num.$i.viewers) did #views:$result($num.$i.views)\n"
CTputs $num "Prob# #Posts #Views Ratio #UniqueStu\n"
CTputs $num "------------------------------------\n"
for {set j 1} { $j <= $result($num.$i.max)} { incr j } {
CTputs $num [format "%5d %6d %6d %5s %6d\n" $j \
$result($num.$i.$j.posts) $result($num.$i.$j.views) \
[if {$result($num.$i.$j.ratio) == 0.0} {set temp " "} \
{format %.1f $result($num.$i.$j.ratio)}] \
$result($num.$i.$j.viewers)]
}
}
CTputs $num "Overall Unique #viewers: $result($num.viewers)\n"
}
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