version 1.37, 2002/05/09 15:56:02
|
version 1.46, 2002/07/12 14:36:16
|
Line 33
|
Line 33
|
# 12/25,12/28 Gerd Kortemeyer |
# 12/25,12/28 Gerd Kortemeyer |
# YEAR=2002 |
# YEAR=2002 |
# 1/4 Gerd Kortemeyer |
# 1/4 Gerd Kortemeyer |
|
# 6/24,7/2 H. K. Ng |
|
|
# Makes a table out of the previous attempts |
# Makes a table out of the previous attempts |
# Inputs result_from_symbread, user, domain, course_id |
# Inputs result_from_symbread, user, domain, course_id |
Line 40
|
Line 41
|
|
|
# POD header: |
# POD header: |
|
|
|
=pod |
|
|
=head1 NAME |
=head1 NAME |
|
|
Apache::loncommon - pile of common routines |
Apache::loncommon - pile of common routines |
Line 65 Current things done:
|
Line 68 Current things done:
|
This is part of the LearningOnline Network with CAPA project |
This is part of the LearningOnline Network with CAPA project |
described at http://www.lon-capa.org. |
described at http://www.lon-capa.org. |
|
|
=head2 Subroutines |
=head2 General Subroutines |
|
|
=over 4 |
=over 4 |
|
|
Line 76 package Apache::loncommon;
|
Line 79 package Apache::loncommon;
|
|
|
use strict; |
use strict; |
use Apache::lonnet(); |
use Apache::lonnet(); |
|
use GDBM_File; |
use POSIX qw(strftime); |
use POSIX qw(strftime); |
use Apache::Constants qw(:common); |
use Apache::Constants qw(:common); |
use Apache::lonmsg(); |
use Apache::lonmsg(); |
|
|
my $readit; |
my $readit; |
|
|
|
=pod |
|
|
|
=item Global Variables |
|
|
|
=over 4 |
|
|
|
=cut |
# ----------------------------------------------- Filetypes/Languages/Copyright |
# ----------------------------------------------- Filetypes/Languages/Copyright |
my %language; |
my %language; |
my %cprtag; |
my %cprtag; |
my %fe; my %fd; |
my %fe; my %fd; |
my %fc; |
my %category_extensions; |
|
|
|
# ---------------------------------------------- Thesaurus variables |
|
|
|
=pod |
|
|
|
=item %Keywords |
|
|
|
A hash used by &keyword to determine if a word is considered a keyword. |
|
|
|
=item $thesaurus_db_file |
|
|
|
Scalar containing the full path to the thesaurus database. |
|
|
# -------------------------------------------------------------- Thesaurus data |
=cut |
my @therelated; |
|
my @theword; |
my %Keywords; |
my @thecount; |
my $thesaurus_db_file; |
my %theindex; |
|
my $thetotalcount; |
|
my $thefuzzy=2; |
=pod |
my $thethreshold=0.1/$thefuzzy; |
|
my $theavecount; |
=back |
|
|
|
=cut |
|
|
# ----------------------------------------------------------------------- BEGIN |
# ----------------------------------------------------------------------- BEGIN |
|
|
|
=pod |
|
|
=item BEGIN() |
=item BEGIN() |
|
|
Initialize values from language.tab, copyright.tab, filetypes.tab, |
Initialize values from language.tab, copyright.tab, filetypes.tab, |
and filecategories.tab. |
thesaurus.tab, and filecategories.tab. |
|
|
=cut |
=cut |
|
|
# ----------------------------------------------------------------------- BEGIN |
# ----------------------------------------------------------------------- BEGIN |
|
|
BEGIN { |
BEGIN { |
|
# Variable initialization |
|
$thesaurus_db_file = $Apache::lonnet::perlvar{'lonTabDir'}."/thesaurus.db"; |
|
# |
unless ($readit) { |
unless ($readit) { |
# ------------------------------------------------------------------- languages |
# ------------------------------------------------------------------- languages |
{ |
{ |
Line 144 BEGIN {
|
Line 174 BEGIN {
|
while (<$fh>) { |
while (<$fh>) { |
next if /^\#/; |
next if /^\#/; |
chomp; |
chomp; |
my ($key,$val)=(split(/\s+/,$_,2)); |
my ($extension,$category)=(split(/\s+/,$_,2)); |
push @{$fc{$key}},$val; |
push @{$category_extensions{lc($category)}},$extension; |
} |
} |
} |
} |
} |
} |
Line 165 BEGIN {
|
Line 195 BEGIN {
|
} |
} |
} |
} |
} |
} |
# -------------------------------------------------------------- Thesaurus data |
|
{ |
|
my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}. |
|
'/thesaurus.dat'); |
|
if ($fh) { |
|
while (<$fh>) { |
|
my ($tword,$tindex,$tcount,$trelated)=split(/\@/,$_); |
|
$theindex{$tword}=$tindex; |
|
$theword[$tindex]=$tword; |
|
$thecount[$tindex]=$tcount; |
|
$thetotalcount+=$tcount; |
|
$therelated[$tindex]=$trelated; |
|
} |
|
} |
|
$theavecount=$thetotalcount/$#thecount; |
|
} |
|
&Apache::lonnet::logthis( |
&Apache::lonnet::logthis( |
"<font color=yellow>INFO: Read file types and thesaurus</font>"); |
"<font color=yellow>INFO: Read file types</font>"); |
$readit=1; |
$readit=1; |
} |
} # end of unless($readit) |
|
|
} |
} |
# ============================================================= END BEGIN BLOCK |
# ============================================================= END BEGIN BLOCK |
|
############################################################### |
|
## HTML and Javascript Helper Functions ## |
|
############################################################### |
|
|
|
=pod |
|
|
|
=item browser_and_searcher_javascript |
|
|
|
Returns scalar containing javascript to open a browser window |
|
or a searcher window. Also creates |
|
|
|
=over 4 |
|
|
|
=item openbrowser(formname,elementname,only,omit) [javascript] |
|
|
|
inputs: formname, elementname, only, omit |
|
|
|
formname and elementname indicate the name of the html form and name of |
|
the element that the results of the browsing selection are to be placed in. |
|
|
|
Specifying 'only' will restrict the browser to displaying only files |
|
with the given extension. Can be a comma seperated list. |
|
|
|
Specifying 'omit' will restrict the browser to NOT displaying files |
|
with the given extension. Can be a comma seperated list. |
|
|
|
=item opensearcher(formname, elementname) [javascript] |
|
|
|
Inputs: formname, elementname |
|
|
|
formname and elementname specify the name of the html form and the name |
|
of the element the selection from the search results will be placed in. |
|
|
|
=back |
|
|
|
=cut |
|
|
|
############################################################### |
|
sub browser_and_searcher_javascript { |
|
return <<END; |
|
var editbrowser; |
|
function openbrowser(formname,elementname,only,omit) { |
|
var url = '/res/?'; |
|
if (editbrowser == null) { |
|
url += 'launch=1&'; |
|
} |
|
url += 'catalogmode=interactive&'; |
|
url += 'mode=edit&'; |
|
url += 'form=' + formname + '&'; |
|
if (only != null) { |
|
url += 'only=' + only + '&'; |
|
} |
|
if (omit != null) { |
|
url += 'omit=' + omit + '&'; |
|
} |
|
url += 'element=' + elementname + ''; |
|
var title = 'Browser'; |
|
var options = 'scrollbars=1,resizable=1,menubar=0'; |
|
options += ',width=700,height=600'; |
|
editbrowser = open(url,title,options,'1'); |
|
editbrowser.focus(); |
|
} |
|
var editsearcher; |
|
function opensearcher(formname,elementname) { |
|
var url = '/adm/searchcat?'; |
|
if (editsearcher == null) { |
|
url += 'launch=1&'; |
|
} |
|
url += 'catalogmode=interactive&'; |
|
url += 'mode=edit&'; |
|
url += 'form=' + formname + '&'; |
|
url += 'element=' + elementname + ''; |
|
var title = 'Search'; |
|
var options = 'scrollbars=1,resizable=1,menubar=0'; |
|
options += ',width=700,height=600'; |
|
editsearcher = open(url,title,options,'1'); |
|
editsearcher.focus(); |
|
} |
|
END |
|
} |
|
|
|
|
|
|
|
############################################################### |
|
|
|
=pod |
|
|
=item linked_select_forms(...) |
=item linked_select_forms(...) |
|
|
Line 213 linked_select_forms takes the following
|
Line 313 linked_select_forms takes the following
|
|
|
=item $hashref, a reference to a hash containing the data for the menus. |
=item $hashref, a reference to a hash containing the data for the menus. |
|
|
|
=back |
|
|
Below is an example of such a hash. Only the 'text', 'default', and |
Below is an example of such a hash. Only the 'text', 'default', and |
'select2' keys must appear as stated. keys(%menu) are the possible |
'select2' keys must appear as stated. keys(%menu) are the possible |
values for the first select menu. The text that coincides with the |
values for the first select menu. The text that coincides with the |
first menu values is given in $menu{$choice1}->{'text'}. The values |
first menu value is given in $menu{$choice1}->{'text'}. The values |
and text for the second menu are given in the hash pointed to by |
and text for the second menu are given in the hash pointed to by |
$menu{$choice1}->{'select2'}. |
$menu{$choice1}->{'select2'}. |
|
|
my %menu = ( A1 => { text =>"Choice A1" , |
my %menu = ( A1 => { text =>"Choice A1" , |
default => "B3", |
default => "B3", |
select2 => { |
select2 => { |
B1 => "Choice B1", |
B1 => "Choice B1", |
Line 251 $menu{$choice1}->{'select2'}.
|
Line 353 $menu{$choice1}->{'select2'}.
|
} |
} |
); |
); |
|
|
=back |
|
|
|
=cut |
=cut |
|
|
# ------------------------------------------------ |
# ------------------------------------------------ |
Line 337 END
|
Line 437 END
|
|
|
############################################################### |
############################################################### |
|
|
|
=pod |
|
|
|
=item help_open_topic($topic, $stayOnPage, $width, $height) |
|
|
|
Returns a string corresponding to an HTML link to the given help $topic, where $topic corresponds to the name of a .tex file in /home/httpd/html/adm/help/tex, with underscores replaced by spaces. |
|
|
|
$stayOnPage is a value that will be interpreted as a boolean. If true, the link will not open a new window. If false, the link will open a new window using Javascript. (Default is false.) |
|
|
|
$width and $height are optional numerical parameters that will override the width and height of the popped up window, which may be useful for certain help topics with big pictures included. |
|
|
|
=cut |
|
|
|
sub help_open_topic { |
|
my ($topic, $stayOnPage, $width, $height) = @_; |
|
$stayOnPage = 0 if (not defined $stayOnPage); |
|
$width = 350 if (not defined $width); |
|
$height = 400 if (not defined $height); |
|
my $filename = $topic; |
|
$filename =~ s/ /_/g; |
|
|
|
my $template; |
|
|
|
if (!$stayOnPage) |
|
{ |
|
$template = <<"ENDTEMPLATE"; |
|
<a href="javascript:void(open('/adm/help/${filename}.hlp', 'Help for $topic', 'menubar=0,s |
|
crollbars=1,width=$width,height=$height'))"><image |
|
src="/adm/help/gif/smallHelp.gif" |
|
border="0" alt="(Help: $topic)"></a> |
|
ENDTEMPLATE |
|
} |
|
else |
|
{ |
|
$template = <<"ENDTEMPLATE"; |
|
<a href="/adm/help/${filename}.hlp"><image |
|
src="/adm/help/gif/smallHelp.gif" |
|
border="0" alt="(Help: $topic)"></a> |
|
ENDTEMPLATE |
|
} |
|
|
|
return $template; |
|
|
|
} |
|
|
|
=pod |
|
|
=item csv_translate($text) |
=item csv_translate($text) |
|
|
Translate $text to allow it to be output as a 'comma seperated values' |
Translate $text to allow it to be output as a 'comma seperated values' |
Line 352 sub csv_translate {
|
Line 498 sub csv_translate {
|
} |
} |
|
|
############################################################### |
############################################################### |
|
|
############################################################### |
|
## Home server <option> list generating code ## |
## Home server <option> list generating code ## |
############################################################### |
############################################################### |
#------------------------------------------- |
#------------------------------------------- |
|
|
|
=pod |
|
|
=item get_domains() |
=item get_domains() |
|
|
Returns an array containing each of the domains listed in the hosts.tab |
Returns an array containing each of the domains listed in the hosts.tab |
Line 378 sub get_domains {
|
Line 524 sub get_domains {
|
|
|
#------------------------------------------- |
#------------------------------------------- |
|
|
|
=pod |
|
|
=item select_dom_form($defdom,$name) |
=item select_dom_form($defdom,$name) |
|
|
Returns a string containing a <select name='$name' size='1'> form to |
Returns a string containing a <select name='$name' size='1'> form to |
Line 402 sub select_dom_form {
|
Line 550 sub select_dom_form {
|
|
|
#------------------------------------------- |
#------------------------------------------- |
|
|
|
=pod |
|
|
=item get_home_servers($domain) |
=item get_home_servers($domain) |
|
|
Returns a hash which contains keys like '103l3' and values like |
Returns a hash which contains keys like '103l3' and values like |
Line 424 sub get_home_servers {
|
Line 574 sub get_home_servers {
|
|
|
#------------------------------------------- |
#------------------------------------------- |
|
|
|
=pod |
|
|
=item home_server_option_list($domain) |
=item home_server_option_list($domain) |
|
|
returns a string which contains an <option> list to be used in a |
returns a string which contains an <option> list to be used in a |
Line 456 sub home_server_option_list {
|
Line 608 sub home_server_option_list {
|
## formname = the name given in the <form> tag. |
## formname = the name given in the <form> tag. |
#------------------------------------------- |
#------------------------------------------- |
|
|
|
=pod |
|
|
=item authform_xxxxxx |
=item authform_xxxxxx |
|
|
The authform_xxxxxx subroutines provide javascript and html forms which |
The authform_xxxxxx subroutines provide javascript and html forms which |
Line 657 END
|
Line 811 END
|
## End Authentication changing form generation functions ## |
## End Authentication changing form generation functions ## |
############################################################### |
############################################################### |
|
|
|
############################################################### |
|
## Thesaurus Functions ## |
|
############################################################### |
|
|
|
=pod |
|
|
# ---------------------------------------------------------- Is this a keyword? |
=item initialize_keywords |
|
|
|
Initializes the package variable %Keywords if it is empty. Uses the |
|
package variable $thesaurus_db_file. |
|
|
|
=cut |
|
|
|
################################################### |
|
|
|
sub initialize_keywords { |
|
return 1 if (scalar keys(%Keywords)); |
|
# If we are here, %Keywords is empty, so fill it up |
|
# Make sure the file we need exists... |
|
if (! -e $thesaurus_db_file) { |
|
&Apache::lonnet::logthis("Attempt to access $thesaurus_db_file". |
|
" failed because it does not exist"); |
|
return 0; |
|
} |
|
# Set up the hash as a database |
|
my %thesaurus_db; |
|
if (! tie(%thesaurus_db,'GDBM_File', |
|
$thesaurus_db_file,&GDBM_READER,0640)){ |
|
&Apache::lonnet::logthis("Could not tie \%thesaurus_db to ". |
|
$thesaurus_db_file); |
|
return 0; |
|
} |
|
# Get the average number of appearances of a word. |
|
my $avecount = $thesaurus_db{'average.count'}; |
|
# Put keywords (those that appear > average) into %Keywords |
|
while (my ($word,$data)=each (%thesaurus_db)) { |
|
my ($count,undef) = split /:/,$data; |
|
$Keywords{$word}++ if ($count > $avecount); |
|
} |
|
untie %thesaurus_db; |
|
# Remove special values from %Keywords. |
|
foreach ('total.count','average.count') { |
|
delete($Keywords{$_}) if (exists($Keywords{$_})); |
|
} |
|
return 1; |
|
} |
|
|
|
################################################### |
|
|
|
=pod |
|
|
|
=item keyword($word) |
|
|
|
Returns true if $word is a keyword. A keyword is a word that appears more |
|
than the average number of times in the thesaurus database. Calls |
|
&initialize_keywords |
|
|
|
=cut |
|
|
|
################################################### |
|
|
sub keyword { |
sub keyword { |
my $newword=shift; |
return if (!&initialize_keywords()); |
$newword=~s/\W//g; |
my $word=lc(shift()); |
$newword=~tr/A-Z/a-z/; |
$word=~s/\W//g; |
my $tindex=$theindex{$newword}; |
return exists($Keywords{$word}); |
if ($tindex) { |
|
if ($thecount[$tindex]>$theavecount) { |
|
return 1; |
|
} |
|
} |
|
return 0; |
|
} |
} |
|
|
|
################################################### |
|
# Old code, to be removed soon # |
|
################################################### |
# -------------------------------------------------------- Return related words |
# -------------------------------------------------------- Return related words |
|
#sub related { |
|
# my $newword=shift; |
|
# $newword=~s/\W//g; |
|
# $newword=~tr/A-Z/a-z/; |
|
# my $tindex=$theindex{$newword}; |
|
# if ($tindex) { |
|
# my %found=(); |
|
# foreach (split(/\,/,$therelated[$tindex])) { |
|
## - Related word found |
|
# my ($ridx,$rcount)=split(/\:/,$_); |
|
## - Direct relation index |
|
# my $directrel=$rcount/$thecount[$tindex]; |
|
# if ($directrel>$thethreshold) { |
|
# foreach (split(/\,/,$therelated[$ridx])) { |
|
# my ($rridx,$rrcount)=split(/\:/,$_); |
|
# if ($rridx==$tindex) { |
|
## - Determine reverse relation index |
|
# my $revrel=$rrcount/$thecount[$ridx]; |
|
## - Calculate full index |
|
# $found{$ridx}=$directrel*$revrel; |
|
# if ($found{$ridx}>$thethreshold) { |
|
# foreach (split(/\,/,$therelated[$ridx])) { |
|
# my ($rrridx,$rrrcount)=split(/\:/,$_); |
|
# unless ($found{$rrridx}) { |
|
# my $revrevrel=$rrrcount/$thecount[$ridx]; |
|
# if ( |
|
# $directrel*$revrel*$revrevrel>$thethreshold |
|
# ) { |
|
# $found{$rrridx}= |
|
# $directrel*$revrel*$revrevrel; |
|
# } |
|
# } |
|
# } |
|
# } |
|
# } |
|
# } |
|
# } |
|
# } |
|
# } |
|
# return (); |
|
#} |
|
|
sub related { |
############################################################### |
my $newword=shift; |
|
$newword=~s/\W//g; |
=pod |
$newword=~tr/A-Z/a-z/; |
|
my $tindex=$theindex{$newword}; |
=item get_related_words |
if ($tindex) { |
|
my %found=(); |
Look up a word in the thesaurus. Takes a scalar arguement and returns |
foreach (split(/\,/,$therelated[$tindex])) { |
an array of words. If the keyword is not in the thesaurus, an empty array |
# - Related word found |
will be returned. The order of the words returned is determined by the |
my ($ridx,$rcount)=split(/\:/,$_); |
database which holds them. |
# - Direct relation index |
|
my $directrel=$rcount/$thecount[$tindex]; |
Uses global $thesaurus_db_file. |
if ($directrel>$thethreshold) { |
|
foreach (split(/\,/,$therelated[$ridx])) { |
=cut |
my ($rridx,$rrcount)=split(/\:/,$_); |
|
if ($rridx==$tindex) { |
############################################################### |
# - Determine reverse relation index |
|
my $revrel=$rrcount/$thecount[$ridx]; |
sub get_related_words { |
# - Calculate full index |
my $keyword = shift; |
$found{$ridx}=$directrel*$revrel; |
my %thesaurus_db; |
if ($found{$ridx}>$thethreshold) { |
if (! -e $thesaurus_db_file) { |
foreach (split(/\,/,$therelated[$ridx])) { |
&Apache::lonnet::logthis("Attempt to access $thesaurus_db_file ". |
my ($rrridx,$rrrcount)=split(/\:/,$_); |
"failed because the file does not exist"); |
unless ($found{$rrridx}) { |
return (); |
my $revrevrel=$rrrcount/$thecount[$ridx]; |
} |
if ( |
if (! tie(%thesaurus_db,'GDBM_File', |
$directrel*$revrel*$revrevrel>$thethreshold |
$thesaurus_db_file,&GDBM_READER,0640)){ |
) { |
return (); |
$found{$rrridx}= |
} |
$directrel*$revrel*$revrevrel; |
my @Words=(); |
} |
if (exists($thesaurus_db{$keyword})) { |
} |
$_ = $thesaurus_db{$keyword}; |
} |
(undef,@Words) = split/:/; # The first element is the number of times |
} |
# the word appears. We do not need it now. |
} |
for (my $i=0;$i<=$#Words;$i++) { |
} |
($Words[$i],undef)= split/\,/,$Words[$i]; |
} |
|
} |
} |
} |
} |
return (); |
untie %thesaurus_db; |
|
return @Words; |
} |
} |
|
|
|
############################################################### |
|
## End Thesaurus Functions ## |
|
############################################################### |
|
|
# ---------------------------------------------------------------- Language IDs |
# ---------------------------------------------------------------- Language IDs |
sub languageids { |
sub languageids { |
return sort(keys(%language)); |
return sort(keys(%language)); |
Line 739 sub copyrightdescription {
|
Line 993 sub copyrightdescription {
|
|
|
# ------------------------------------------------------------- File Categories |
# ------------------------------------------------------------- File Categories |
sub filecategories { |
sub filecategories { |
return sort(keys(%fc)); |
return sort(keys(%category_extensions)); |
} |
} |
|
|
# -------------------------------------- File Types within a specified category |
# -------------------------------------- File Types within a specified category |
sub filecategorytypes { |
sub filecategorytypes { |
return @{$fc{lc(shift(@_))}}; |
return @{$category_extensions{lc($_[0])}}; |
} |
} |
|
|
# ------------------------------------------------------------------ File Types |
# ------------------------------------------------------------------ File Types |
Line 768 sub filedescriptionex {
|
Line 1022 sub filedescriptionex {
|
return '.'.$ex.' '.$fd{lc($ex)}; |
return '.'.$ex.' '.$fd{lc($ex)}; |
} |
} |
|
|
|
# ---- Retrieve attempts by students |
|
# input |
|
# $symb - problem including path |
|
# $username,$domain - that of the student |
|
# $course - course name |
|
# $getattempt - leave blank if want all attempts, else put something. |
|
# $regexp - regular expression. If string matches regexp send to |
|
# $gradesub - routine that process the string if it matches regexp |
|
# |
|
# output |
|
# formatted as a table all the attempts, if any. |
|
# |
sub get_previous_attempt { |
sub get_previous_attempt { |
my ($symb,$username,$domain,$course)=@_; |
my ($symb,$username,$domain,$course,$getattempt,$regexp,$gradesub)=@_; |
my $prevattempts=''; |
my $prevattempts=''; |
|
no strict 'refs'; |
if ($symb) { |
if ($symb) { |
my (%returnhash)= |
my (%returnhash)= |
&Apache::lonnet::restore($symb,$course,$domain,$username); |
&Apache::lonnet::restore($symb,$course,$domain,$username); |
Line 782 sub get_previous_attempt {
|
Line 1049 sub get_previous_attempt {
|
$lasthash{$_}=$returnhash{$version.':'.$_}; |
$lasthash{$_}=$returnhash{$version.':'.$_}; |
} |
} |
} |
} |
$prevattempts='<table border=2></tr><th>History</th>'; |
$prevattempts='<table border="0" width="100%"><tr><td bgcolor="#777777">'; |
|
$prevattempts.='<table border="0" width="100%"><tr bgcolor="#e6ffff"><td>History</td>'; |
foreach (sort(keys %lasthash)) { |
foreach (sort(keys %lasthash)) { |
my ($ign,@parts) = split(/\./,$_); |
my ($ign,@parts) = split(/\./,$_); |
if (@parts) { |
if ($#parts > 0) { |
my $data=$parts[-1]; |
my $data=$parts[-1]; |
pop(@parts); |
pop(@parts); |
$prevattempts.='<th>Part '.join('.',@parts).'<br />'.$data.'</th>'; |
$prevattempts.='<td>Part '.join('.',@parts).'<br />'.$data.' </td>'; |
} else { |
} else { |
$prevattempts.='<th>'.$ign.'</th>'; |
if ($#parts == 0) { |
} |
$prevattempts.='<th>'.$parts[0].'</th>'; |
} |
|
for ($version=1;$version<=$returnhash{'version'};$version++) { |
|
$prevattempts.='</tr><tr><th>Attempt '.$version.'</th>'; |
|
foreach (sort(keys %lasthash)) { |
|
my $value; |
|
if ($_ =~ /timestamp/) { |
|
$value=scalar(localtime($returnhash{$version.':'.$_})); |
|
} else { |
} else { |
$value=$returnhash{$version.':'.$_}; |
$prevattempts.='<th>'.$ign.'</th>'; |
} |
} |
$prevattempts.='<td>'.$value.'</td>'; |
} |
} |
} |
|
if ($getattempt eq '') { |
|
for ($version=1;$version<=$returnhash{'version'};$version++) { |
|
$prevattempts.='</tr><tr bgcolor="#ffffe6"><td>Transaction '.$version.'</td>'; |
|
foreach (sort(keys %lasthash)) { |
|
my $value; |
|
if ($_ =~ /timestamp/) { |
|
$value=scalar(localtime($returnhash{$version.':'.$_})); |
|
} else { |
|
$value=$returnhash{$version.':'.$_}; |
|
} |
|
$prevattempts.='<td>'.$value.' </td>'; |
|
} |
|
} |
} |
} |
$prevattempts.='</tr><tr><th>Current</th>'; |
$prevattempts.='</tr><tr bgcolor="#ffffe6"><td>Current</td>'; |
foreach (sort(keys %lasthash)) { |
foreach (sort(keys %lasthash)) { |
my $value; |
my $value; |
if ($_ =~ /timestamp/) { |
if ($_ =~ /timestamp/) { |
Line 813 sub get_previous_attempt {
|
Line 1087 sub get_previous_attempt {
|
} else { |
} else { |
$value=$lasthash{$_}; |
$value=$lasthash{$_}; |
} |
} |
$prevattempts.='<td>'.$value.'</td>'; |
if ($_ =~/$regexp$/) {$value = &$gradesub($value)} |
|
$prevattempts.='<td>'.$value.' </td>'; |
} |
} |
$prevattempts.='</tr></table>'; |
$prevattempts.='</tr></table></td></tr></table>'; |
} else { |
} else { |
$prevattempts='Nothing submitted - no attempts.'; |
$prevattempts='Nothing submitted - no attempts.'; |
} |
} |
Line 865 sub get_student_answers {
|
Line 1140 sub get_student_answers {
|
foreach my $element (@elements) { |
foreach my $element (@elements) { |
$ENV{'form.grade_'.$element}=$old{$element}; |
$ENV{'form.grade_'.$element}=$old{$element}; |
} |
} |
$userview=~s/\<body[^\>]*\>//gi; |
|
$userview=~s/\<\/body\>//gi; |
|
$userview=~s/\<html\>//gi; |
|
$userview=~s/\<\/html\>//gi; |
|
$userview=~s/\<head\>//gi; |
|
$userview=~s/\<\/head\>//gi; |
|
$userview=~s/action\s*\=/would_be_action\=/gi; |
|
return $userview; |
return $userview; |
} |
} |
|
|
############################################### |
############################################### |
|
|
=item get_unprocessed_cgi($query,$possible_names) |
|
|
|
Modify the %ENV hash to contain unprocessed CGI form parameters held in |
|
$query. The parameters listed in $possible_names (an array reference), |
|
will be set in $ENV{'form.name'} if they do not already exist. |
|
|
|
Typically called with $ENV{'QUERY_STRING'} as the first parameter. |
|
$possible_names is an ref to an array of form element names. As an example: |
|
get_unprocessed_cgi($ENV{'QUERY_STRING'},['uname','udom']); |
|
will result in $ENV{'form.uname'} and $ENV{'form.udom'} being set. |
|
|
|
=cut |
|
|
|
############################################### |
############################################### |
|
|
sub get_unprocessed_cgi { |
sub get_unprocessed_cgi { |
Line 942 sub add_to_env {
|
Line 1197 sub add_to_env {
|
} |
} |
} |
} |
|
|
#---CSV Upload/Handling functions |
=pod |
|
|
|
=back |
|
|
# ========================================================= Store uploaded file |
=head2 CSV Upload/Handling functions |
# needs $ENV{'form.upfile'} |
|
# return $datatoken to be put into hidden field |
=over 4 |
|
|
|
=item upfile_store($r) |
|
|
|
Store uploaded file, $r should be the HTTP Request object, |
|
needs $ENV{'form.upfile'} |
|
returns $datatoken to be put into hidden field |
|
|
|
=cut |
|
|
sub upfile_store { |
sub upfile_store { |
my $r=shift; |
my $r=shift; |
Line 965 sub upfile_store {
|
Line 1230 sub upfile_store {
|
return $datatoken; |
return $datatoken; |
} |
} |
|
|
# ================================================= Load uploaded file from tmp |
=item load_tmp_file($r) |
# needs $ENV{'form.datatoken'} |
|
# sets $ENV{'form.upfile'} to the contents of the file |
Load uploaded file from tmp, $r should be the HTTP Request object, |
|
needs $ENV{'form.datatoken'}, |
|
sets $ENV{'form.upfile'} to the contents of the file |
|
|
|
=cut |
|
|
sub load_tmp_file { |
sub load_tmp_file { |
my $r=shift; |
my $r=shift; |
Line 982 sub load_tmp_file {
|
Line 1251 sub load_tmp_file {
|
$ENV{'form.upfile'}=join('',@studentdata); |
$ENV{'form.upfile'}=join('',@studentdata); |
} |
} |
|
|
# ========================================= Separate uploaded file into records |
=item upfile_record_sep() |
# returns array of records |
|
# needs $ENV{'form.upfile'} |
Separate uploaded file into records |
# needs $ENV{'form.upfiletype'} |
returns array of records, |
|
needs $ENV{'form.upfile'} and $ENV{'form.upfiletype'} |
|
|
|
=cut |
|
|
sub upfile_record_sep { |
sub upfile_record_sep { |
if ($ENV{'form.upfiletype'} eq 'xml') { |
if ($ENV{'form.upfiletype'} eq 'xml') { |
Line 994 sub upfile_record_sep {
|
Line 1266 sub upfile_record_sep {
|
} |
} |
} |
} |
|
|
# =============================================== Separate a record into fields |
=item record_sep($record) |
# needs $ENV{'form.upfiletype'} |
|
# takes $record as arg |
Separate a record into fields $record should be an item from the upfile_record_sep(), needs $ENV{'form.upfiletype'} |
|
|
|
=cut |
|
|
sub record_sep { |
sub record_sep { |
my $record=shift; |
my $record=shift; |
my %components=(); |
my %components=(); |
Line 1041 sub record_sep {
|
Line 1316 sub record_sep {
|
return %components; |
return %components; |
} |
} |
|
|
# =============================== HTML code to select file and specify its type |
=item upfile_select_html() |
|
|
|
return HTML code to select file and specify its type |
|
|
|
=cut |
|
|
sub upfile_select_html { |
sub upfile_select_html { |
return (<<'ENDUPFORM'); |
return (<<'ENDUPFORM'); |
<input type="file" name="upfile" size="50"> |
<input type="file" name="upfile" size="50"> |
Line 1054 sub upfile_select_html {
|
Line 1334 sub upfile_select_html {
|
ENDUPFORM |
ENDUPFORM |
} |
} |
|
|
# ===================Prints a table of sample values from each column uploaded |
=item csv_print_samples($r,$records) |
# $r is an Apache Request ref |
|
# $records is an arrayref from &Apache::loncommon::upfile_record_sep |
Prints a table of sample values from each column uploaded $r is an |
|
Apache Request ref, $records is an arrayref from |
|
&Apache::loncommon::upfile_record_sep |
|
|
|
=cut |
|
|
sub csv_print_samples { |
sub csv_print_samples { |
my ($r,$records) = @_; |
my ($r,$records) = @_; |
my (%sone,%stwo,%sthree); |
my (%sone,%stwo,%sthree); |
Line 1079 sub csv_print_samples {
|
Line 1364 sub csv_print_samples {
|
$r->print('</tr></table><br />'."\n"); |
$r->print('</tr></table><br />'."\n"); |
} |
} |
|
|
# ======Prints a table to create associations between values and table columns |
=item csv_print_select_table($r,$records,$d) |
# $r is an Apache Request ref |
|
# $records is an arrayref from &Apache::loncommon::upfile_record_sep |
Prints a table to create associations between values and table columns. |
# $d is an array of 2 element arrays (internal name, displayed name) |
$r is an Apache Request ref, |
|
$records is an arrayref from &Apache::loncommon::upfile_record_sep, |
|
$d is an array of 2 element arrays (internal name, displayed name) |
|
|
|
=cut |
|
|
sub csv_print_select_table { |
sub csv_print_select_table { |
my ($r,$records,$d) = @_; |
my ($r,$records,$d) = @_; |
my $i=0;my %sone; |
my $i=0;my %sone; |
Line 1106 sub csv_print_select_table {
|
Line 1396 sub csv_print_select_table {
|
return $i; |
return $i; |
} |
} |
|
|
# ===================Prints a table of sample values from the upload and |
=item csv_samples_select_table($r,$records,$d) |
# can make associate samples to internal names |
|
# $r is an Apache Request ref |
Prints a table of sample values from the upload and can make associate samples to internal names. |
# $records is an arrayref from &Apache::loncommon::upfile_record_sep |
|
# $d is an array of 2 element arrays (internal name, displayed name) |
$r is an Apache Request ref, |
|
$records is an arrayref from &Apache::loncommon::upfile_record_sep, |
|
$d is an array of 2 element arrays (internal name, displayed name) |
|
|
|
=cut |
|
|
sub csv_samples_select_table { |
sub csv_samples_select_table { |
my ($r,$records,$d) = @_; |
my ($r,$records,$d) = @_; |
my %sone; my %stwo; my %sthree; |
my %sone; my %stwo; my %sthree; |
Line 1141 sub csv_samples_select_table {
|
Line 1436 sub csv_samples_select_table {
|
1; |
1; |
__END__; |
__END__; |
|
|
|
=pod |
|
|
|
=back |
|
|
|
=head2 Access .tab File Data |
|
|
|
=over 4 |
|
|
=item languageids() |
=item languageids() |
|
|
returns list of all language ids |
returns list of all language ids |
Line 1179 returns description for a specified file
|
Line 1482 returns description for a specified file
|
returns description for a specified file type with |
returns description for a specified file type with |
extra formatting |
extra formatting |
|
|
|
=back |
|
|
|
=head2 Alternate Problem Views |
|
|
|
=over 4 |
|
|
=item get_previous_attempt() |
=item get_previous_attempt() |
|
|
return string with previous attempt on problem |
return string with previous attempt on problem |
Line 1191 show a snapshot of what student was look
|
Line 1500 show a snapshot of what student was look
|
|
|
show a snapshot of how student was answering problem |
show a snapshot of how student was answering problem |
|
|
=item get_unprocessed_cgi() |
=back |
|
|
|
=head2 HTTP Helper |
|
|
get unparsed CGI parameters |
=over 4 |
|
|
|
=item get_unprocessed_cgi($query,$possible_names) |
|
|
|
Modify the %ENV hash to contain unprocessed CGI form parameters held in |
|
$query. The parameters listed in $possible_names (an array reference), |
|
will be set in $ENV{'form.name'} if they do not already exist. |
|
|
|
Typically called with $ENV{'QUERY_STRING'} as the first parameter. |
|
$possible_names is an ref to an array of form element names. As an example: |
|
get_unprocessed_cgi($ENV{'QUERY_STRING'},['uname','udom']); |
|
will result in $ENV{'form.uname'} and $ENV{'form.udom'} being set. |
|
|
=item cacheheader() |
=item cacheheader() |
|
|