version 1.41, 2002/06/25 17:09:38
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version 1.83, 2003/02/24 23:32:32
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# |
# |
# YEAR=2001 |
# YEAR=2001 |
# 2/13-12/7 Guy Albertelli |
# 2/13-12/7 Guy Albertelli |
# 12/11,12/12,12/17 Scott Harrison |
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# 12/21 Gerd Kortemeyer |
# 12/21 Gerd Kortemeyer |
# 12/21 Scott Harrison |
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# 12/25,12/28 Gerd Kortemeyer |
# 12/25,12/28 Gerd Kortemeyer |
# YEAR=2002 |
# YEAR=2002 |
# 1/4 Gerd Kortemeyer |
# 1/4 Gerd Kortemeyer |
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# 6/24,7/2 H. K. Ng |
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# 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
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# POD header: |
# POD header: |
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=pod |
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=head1 NAME |
=head1 NAME |
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Apache::loncommon - pile of common routines |
Apache::loncommon - pile of common routines |
Line 76 package Apache::loncommon;
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Line 77 package Apache::loncommon;
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use strict; |
use strict; |
use Apache::lonnet(); |
use Apache::lonnet(); |
use POSIX qw(strftime); |
use GDBM_File; |
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use POSIX qw(strftime mktime); |
use Apache::Constants qw(:common); |
use Apache::Constants qw(:common); |
use Apache::lonmsg(); |
use Apache::lonmsg(); |
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use Apache::lonmenu(); |
my $readit; |
my $readit; |
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=pod |
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=item Global Variables |
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=over 4 |
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=cut |
# ----------------------------------------------- Filetypes/Languages/Copyright |
# ----------------------------------------------- Filetypes/Languages/Copyright |
my %language; |
my %language; |
my %cprtag; |
my %cprtag; |
my %fe; my %fd; |
my %fe; my %fd; |
my %category_extensions; |
my %category_extensions; |
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# -------------------------------------------------------------- Thesaurus data |
# ---------------------------------------------- Designs |
my @therelated; |
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my @theword; |
my %designhash; |
my @thecount; |
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my %theindex; |
# ---------------------------------------------- Thesaurus variables |
my $thetotalcount; |
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my $thefuzzy=2; |
=pod |
my $thethreshold=0.1/$thefuzzy; |
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my $theavecount; |
=item %Keywords |
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A hash used by &keyword to determine if a word is considered a keyword. |
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=item $thesaurus_db_file |
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Scalar containing the full path to the thesaurus database. |
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=cut |
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my %Keywords; |
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my $thesaurus_db_file; |
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=pod |
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=back |
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=cut |
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# ----------------------------------------------------------------------- BEGIN |
# ----------------------------------------------------------------------- BEGIN |
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Line 104 my $theavecount;
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Line 132 my $theavecount;
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=item BEGIN() |
=item BEGIN() |
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Initialize values from language.tab, copyright.tab, filetypes.tab, |
Initialize values from language.tab, copyright.tab, filetypes.tab, |
and filecategories.tab. |
thesaurus.tab, and filecategories.tab. |
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=cut |
=cut |
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# ----------------------------------------------------------------------- BEGIN |
# ----------------------------------------------------------------------- BEGIN |
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BEGIN { |
BEGIN { |
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# Variable initialization |
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$thesaurus_db_file = $Apache::lonnet::perlvar{'lonTabDir'}."/thesaurus.db"; |
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# |
unless ($readit) { |
unless ($readit) { |
# ------------------------------------------------------------------- languages |
# ------------------------------------------------------------------- languages |
{ |
{ |
Line 138 BEGIN {
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Line 169 BEGIN {
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} |
} |
} |
} |
} |
} |
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# -------------------------------------------------------------- domain designs |
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my $filename; |
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my $designdir=$Apache::lonnet::perlvar{'lonTabDir'}.'/lonDomColors'; |
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opendir(DIR,$designdir); |
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while ($filename=readdir(DIR)) { |
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my ($domain)=($filename=~/^(\w+)\./); |
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{ |
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my $fh=Apache::File->new($designdir.'/'.$filename); |
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if ($fh) { |
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while (<$fh>) { |
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next if /^\#/; |
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chomp; |
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my ($key,$val)=(split(/\=/,$_)); |
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if ($val) { $designhash{$domain.'.'.$key}=$val; } |
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} |
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} |
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} |
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} |
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closedir(DIR); |
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# ------------------------------------------------------------- file categories |
# ------------------------------------------------------------- file categories |
{ |
{ |
my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}. |
my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}. |
Line 167 BEGIN {
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Line 222 BEGIN {
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} |
} |
} |
} |
} |
} |
# -------------------------------------------------------------- Thesaurus data |
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{ |
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my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}. |
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'/thesaurus.dat'); |
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if ($fh) { |
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while (<$fh>) { |
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my ($tword,$tindex,$tcount,$trelated)=split(/\@/,$_); |
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$theindex{$tword}=$tindex; |
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$theword[$tindex]=$tword; |
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$thecount[$tindex]=$tcount; |
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$thetotalcount+=$tcount; |
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$therelated[$tindex]=$trelated; |
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} |
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} |
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$theavecount=$thetotalcount/$#thecount; |
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} |
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&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) |
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} |
} |
# ============================================================= END BEGIN BLOCK |
# ============================================================= END BEGIN BLOCK |
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############################################################### |
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## HTML and Javascript Helper Functions ## |
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############################################################### |
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=pod |
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=item browser_and_searcher_javascript |
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Returns scalar containing javascript to open a browser window |
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or a searcher window. Also creates |
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=over 4 |
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=item openbrowser(formname,elementname,only,omit) [javascript] |
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inputs: formname, elementname, only, omit |
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formname and elementname indicate the name of the html form and name of |
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the element that the results of the browsing selection are to be placed in. |
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Specifying 'only' will restrict the browser to displaying only files |
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with the given extension. Can be a comma seperated list. |
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Specifying 'omit' will restrict the browser to NOT displaying files |
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with the given extension. Can be a comma seperated list. |
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=item opensearcher(formname, elementname) [javascript] |
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Inputs: formname, elementname |
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formname and elementname specify the name of the html form and the name |
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of the element the selection from the search results will be placed in. |
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=back |
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=cut |
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############################################################### |
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sub browser_and_searcher_javascript { |
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return <<END; |
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var editbrowser = null; |
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function openbrowser(formname,elementname,only,omit) { |
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var url = '/res/?'; |
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if (editbrowser == null) { |
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url += 'launch=1&'; |
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} |
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url += 'catalogmode=interactive&'; |
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url += 'mode=edit&'; |
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url += 'form=' + formname + '&'; |
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if (only != null) { |
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url += 'only=' + only + '&'; |
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} |
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if (omit != null) { |
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url += 'omit=' + omit + '&'; |
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} |
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url += 'element=' + elementname + ''; |
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var title = 'Browser'; |
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var options = 'scrollbars=1,resizable=1,menubar=0'; |
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options += ',width=700,height=600'; |
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editbrowser = open(url,title,options,'1'); |
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editbrowser.focus(); |
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} |
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var editsearcher; |
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function opensearcher(formname,elementname) { |
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var url = '/adm/searchcat?'; |
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if (editsearcher == null) { |
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url += 'launch=1&'; |
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} |
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url += 'catalogmode=interactive&'; |
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url += 'mode=edit&'; |
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url += 'form=' + formname + '&'; |
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url += 'element=' + elementname + ''; |
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var title = 'Search'; |
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var options = 'scrollbars=1,resizable=1,menubar=0'; |
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options += ',width=700,height=600'; |
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editsearcher = open(url,title,options,'1'); |
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editsearcher.focus(); |
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} |
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END |
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} |
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sub studentbrowser_javascript { |
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unless ($ENV{'request.course.id'}) { return ''; } |
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unless (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'})) { |
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return ''; |
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} |
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return (<<'ENDSTDBRW'); |
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<script type="text/javascript" language="Javascript" > |
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var stdeditbrowser; |
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function openstdbrowser(formname,uname,udom) { |
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var url = '/adm/pickstudent?'; |
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var filter; |
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eval('filter=document.'+formname+'.'+uname+'.value;'); |
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if (filter != null) { |
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if (filter != '') { |
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url += 'filter='+filter+'&'; |
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} |
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} |
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url += 'form=' + formname + '&unameelement='+uname+ |
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'&udomelement='+udom; |
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var title = 'Student Browser'; |
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var options = 'scrollbars=1,resizable=1,menubar=0'; |
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options += ',width=700,height=600'; |
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stdeditbrowser = open(url,title,options,'1'); |
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stdeditbrowser.focus(); |
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} |
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</script> |
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ENDSTDBRW |
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} |
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sub selectstudent_link { |
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my ($form,$unameele,$udomele)=@_; |
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unless ($ENV{'request.course.id'}) { return ''; } |
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unless (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'})) { |
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return ''; |
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} |
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return "<a href='".'javascript:openstdbrowser("'.$form.'","'.$unameele. |
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'","'.$udomele.'");'."'>Select</a>"; |
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} |
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############################################################### |
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=pod |
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=item linked_select_forms(...) |
=item linked_select_forms(...) |
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Line 255 my %menu = ( A1 => { text =>"Choice A1"
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Line 417 my %menu = ( A1 => { text =>"Choice A1"
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} |
} |
); |
); |
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=back |
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=cut |
=cut |
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# ------------------------------------------------ |
# ------------------------------------------------ |
Line 341 END
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Line 501 END
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############################################################### |
############################################################### |
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=pod |
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=item help_open_topic($topic, $text, $stayOnPage, $width, $height) |
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Returns a string corresponding to an HTML link to the given help $topic, where $topic corresponds to the name of a .tex file in /home/httpd/html/adm/help/tex, with underscores replaced by spaces. |
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$text will optionally be linked to the same topic, allowing you to link text in addition to the graphic. If you do not want to link text, but wish to specify one of the later parameters, pass an empty string. |
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$stayOnPage is a value that will be interpreted as a boolean. If true, the link will not open a new window. If false, the link will open a new window using Javascript. (Default is false.) |
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$width and $height are optional numerical parameters that will override the width and height of the popped up window, which may be useful for certain help topics with big pictures included. |
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=cut |
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sub help_open_topic { |
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my ($topic, $text, $stayOnPage, $width, $height) = @_; |
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$text = "" if (not defined $text); |
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$stayOnPage = 0 if (not defined $stayOnPage); |
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if ($ENV{'browser.interface'} eq 'textual') { |
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$stayOnPage=1; |
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} |
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$width = 350 if (not defined $width); |
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$height = 400 if (not defined $height); |
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my $filename = $topic; |
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$filename =~ s/ /_/g; |
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my $template = ""; |
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my $link; |
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if (!$stayOnPage) |
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{ |
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$link = "javascript:void(open('/adm/help/${filename}.hlp', 'Help_for_$topic', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))"; |
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} |
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else |
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{ |
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$link = "/adm/help/${filename}.hlp"; |
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} |
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# Add the text |
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if ($text ne "") |
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{ |
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$template .= |
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"<table bgcolor='#3333AA' cellspacing='1' cellpadding='1' border='0'><tr>". |
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"<td bgcolor='#5555FF'><a href=\"$link\"><font color='#FFFFFF' size='2'>$text</font></a>"; |
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} |
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# Add the graphic |
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$template .= <<"ENDTEMPLATE"; |
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<a href="$link"><image src="/adm/help/gif/smallHelp.gif" border="0" alt="(Help: $topic)" /></a> |
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ENDTEMPLATE |
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if ($text ne '') { $template.='</td></tr></table>' }; |
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return $template; |
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} |
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=pod |
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=item csv_translate($text) |
=item csv_translate($text) |
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Translate $text to allow it to be output as a 'comma seperated values' |
Translate $text to allow it to be output as a 'comma seperated values' |
Line 356 sub csv_translate {
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Line 573 sub csv_translate {
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} |
} |
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############################################################### |
############################################################### |
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############################################################### |
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## Home server <option> list generating code ## |
## Home server <option> list generating code ## |
############################################################### |
############################################################### |
#------------------------------------------- |
#------------------------------------------- |
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=pod |
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=item get_domains() |
=item get_domains() |
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Returns an array containing each of the domains listed in the hosts.tab |
Returns an array containing each of the domains listed in the hosts.tab |
Line 382 sub get_domains {
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Line 599 sub get_domains {
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#------------------------------------------- |
#------------------------------------------- |
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=pod |
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=item select_dom_form($defdom,$name) |
=item select_dom_form($defdom,$name) |
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Returns a string containing a <select name='$name' size='1'> form to |
Returns a string containing a <select name='$name' size='1'> form to |
Line 406 sub select_dom_form {
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Line 625 sub select_dom_form {
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#------------------------------------------- |
#------------------------------------------- |
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=item get_home_servers($domain) |
=pod |
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=item get_library_servers($domain) |
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Returns a hash which contains keys like '103l3' and values like |
Returns a hash which contains keys like '103l3' and values like |
'kirk.lite.msu.edu'. All of the keys will be for machines in the |
'kirk.lite.msu.edu'. All of the keys will be for machines in the |
Line 415 given $domain.
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Line 636 given $domain.
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=cut |
=cut |
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#------------------------------------------- |
#------------------------------------------- |
sub get_home_servers { |
sub get_library_servers { |
my $domain = shift; |
my $domain = shift; |
my %home_servers; |
my %library_servers; |
foreach (keys(%Apache::lonnet::libserv)) { |
foreach (keys(%Apache::lonnet::libserv)) { |
if ($Apache::lonnet::hostdom{$_} eq $domain) { |
if ($Apache::lonnet::hostdom{$_} eq $domain) { |
$home_servers{$_} = $Apache::lonnet::hostname{$_}; |
$library_servers{$_} = $Apache::lonnet::hostname{$_}; |
} |
} |
} |
} |
return %home_servers; |
return %library_servers; |
} |
} |
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#------------------------------------------- |
#------------------------------------------- |
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=pod |
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=item home_server_option_list($domain) |
=item home_server_option_list($domain) |
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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 438 returns a string which contains an <opti
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Line 661 returns a string which contains an <opti
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#------------------------------------------- |
#------------------------------------------- |
sub home_server_option_list { |
sub home_server_option_list { |
my $domain = shift; |
my $domain = shift; |
my %servers = &get_home_servers($domain); |
my %servers = &get_library_servers($domain); |
my $result = ''; |
my $result = ''; |
foreach (sort keys(%servers)) { |
foreach (sort keys(%servers)) { |
$result.= |
$result.= |
Line 460 sub home_server_option_list {
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Line 683 sub home_server_option_list {
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## formname = the name given in the <form> tag. |
## formname = the name given in the <form> tag. |
#------------------------------------------- |
#------------------------------------------- |
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=pod |
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=item authform_xxxxxx |
=item authform_xxxxxx |
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The authform_xxxxxx subroutines provide javascript and html forms which |
The authform_xxxxxx subroutines provide javascript and html forms which |
Line 490 See loncreateuser.pm for invocation and
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Line 715 See loncreateuser.pm for invocation and
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sub authform_header{ |
sub authform_header{ |
my %in = ( |
my %in = ( |
formname => 'cu', |
formname => 'cu', |
kerb_def_dom => 'MSU.EDU', |
kerb_def_dom => '', |
@_, |
@_, |
); |
); |
$in{'formname'} = 'document.' . $in{'formname'}; |
$in{'formname'} = 'document.' . $in{'formname'}; |
my $result=''; |
my $result=''; |
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#---------------------------------------------- Code for upper case translation |
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my $Javascript_toUpperCase; |
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unless ($in{kerb_def_dom}) { |
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$Javascript_toUpperCase =<<"END"; |
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switch (choice) { |
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case 'krb': currentform.elements[choicearg].value = |
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currentform.elements[choicearg].value.toUpperCase(); |
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break; |
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default: |
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} |
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END |
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} else { |
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$Javascript_toUpperCase = ""; |
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} |
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$result.=<<"END"; |
$result.=<<"END"; |
var current = new Object(); |
var current = new Object(); |
current.radiovalue = 'nochange'; |
current.radiovalue = 'nochange'; |
Line 528 function changed_radio(choice,currentfor
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Line 769 function changed_radio(choice,currentfor
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function changed_text(choice,currentform) { |
function changed_text(choice,currentform) { |
var choicearg = choice + 'arg'; |
var choicearg = choice + 'arg'; |
if (currentform.elements[choicearg].value !='') { |
if (currentform.elements[choicearg].value !='') { |
switch (choice) { |
$Javascript_toUpperCase |
case 'krb': currentform.elements[choicearg].value = |
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currentform.elements[choicearg].value.toUpperCase(); |
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break; |
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default: |
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} |
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// clear old field |
// clear old field |
if ((current.argfield != choicearg) && (current.argfield != null)) { |
if ((current.argfield != choicearg) && (current.argfield != null)) { |
currentform.elements[current.argfield].value = ''; |
currentform.elements[current.argfield].value = ''; |
Line 579 sub authform_nochange{
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Line 815 sub authform_nochange{
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my $result=''; |
my $result=''; |
$result.=<<"END"; |
$result.=<<"END"; |
<input type="radio" name="login" value="nochange" checked="checked" |
<input type="radio" name="login" value="nochange" checked="checked" |
onclick="javascript:changed_radio('nochange',$in{'formname'});"> |
onclick="javascript:changed_radio('nochange',$in{'formname'});" /> |
Do not change login data |
Do not change login data |
END |
END |
return $result; |
return $result; |
Line 589 sub authform_kerberos{
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Line 825 sub authform_kerberos{
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my %in = ( |
my %in = ( |
formname => 'document.cu', |
formname => 'document.cu', |
kerb_def_dom => 'MSU.EDU', |
kerb_def_dom => 'MSU.EDU', |
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kerb_def_auth => 'krb4', |
@_, |
@_, |
); |
); |
my $result=''; |
my $result=''; |
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my $check4; |
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my $check5; |
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if ($in{'kerb_def_auth'} eq 'krb5') { |
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$check5 = " checked=\"on\""; |
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} else { |
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$check4 = " checked=\"on\""; |
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} |
$result.=<<"END"; |
$result.=<<"END"; |
<input type="radio" name="login" value="krb" |
<input type="radio" name="login" value="krb" |
onclick="javascript:changed_radio('krb',$in{'formname'});" |
onclick="javascript:changed_radio('krb',$in{'formname'});" |
onchange="javascript:changed_radio('krb',$in{'formname'});"> |
onchange="javascript:changed_radio('krb',$in{'formname'});" /> |
Kerberos authenticated with domain |
Kerberos authenticated with domain |
<input type="text" size="10" name="krbarg" value="" |
<input type="text" size="10" name="krbarg" value="$in{'kerb_def_dom'}" |
onchange="javascript:changed_text('krb',$in{'formname'});"> |
onchange="javascript:changed_text('krb',$in{'formname'});" /> |
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<input type="radio" name="krbver" value="4" $check4 />Version 4 |
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<input type="radio" name="krbver" value="5" $check5 />Version 5 |
END |
END |
return $result; |
return $result; |
} |
} |
Line 613 sub authform_internal{
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Line 859 sub authform_internal{
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$result.=<<"END"; |
$result.=<<"END"; |
<input type="radio" name="login" value="int" |
<input type="radio" name="login" value="int" |
onchange="javascript:changed_radio('int',$args{'formname'});" |
onchange="javascript:changed_radio('int',$args{'formname'});" |
onclick="javascript:changed_radio('int',$args{'formname'});"> |
onclick="javascript:changed_radio('int',$args{'formname'});" /> |
Internally authenticated (with initial password |
Internally authenticated (with initial password |
<input type="text" size="10" name="intarg" value="" |
<input type="text" size="10" name="intarg" value="" |
onchange="javascript:changed_text('int',$args{'formname'});"> |
onchange="javascript:changed_text('int',$args{'formname'});" />) |
END |
END |
return $result; |
return $result; |
} |
} |
Line 631 sub authform_local{
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Line 877 sub authform_local{
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$result.=<<"END"; |
$result.=<<"END"; |
<input type="radio" name="login" value="loc" |
<input type="radio" name="login" value="loc" |
onchange="javascript:changed_radio('loc',$in{'formname'});" |
onchange="javascript:changed_radio('loc',$in{'formname'});" |
onclick="javascript:changed_radio('loc',$in{'formname'});"> |
onclick="javascript:changed_radio('loc',$in{'formname'});" /> |
Local Authentication with argument |
Local Authentication with argument |
<input type="text" size="10" name="locarg" value="" |
<input type="text" size="10" name="locarg" value="" |
onchange="javascript:changed_text('loc',$in{'formname'});"> |
onchange="javascript:changed_text('loc',$in{'formname'});" /> |
END |
END |
return $result; |
return $result; |
} |
} |
Line 649 sub authform_filesystem{
|
Line 895 sub authform_filesystem{
|
$result.=<<"END"; |
$result.=<<"END"; |
<input type="radio" name="login" value="fsys" |
<input type="radio" name="login" value="fsys" |
onchange="javascript:changed_radio('fsys',$in{'formname'});" |
onchange="javascript:changed_radio('fsys',$in{'formname'});" |
onclick="javascript:changed_radio('fsys',$in{'formname'});"> |
onclick="javascript:changed_radio('fsys',$in{'formname'});" /> |
Filesystem authenticated (with initial password |
Filesystem authenticated (with initial password |
<input type="text" size="10" name="fsysarg" value="" |
<input type="text" size="10" name="fsysarg" value="" |
onchange="javascript:changed_text('fsys',$in{'formname'});"> |
onchange="javascript:changed_text('fsys',$in{'formname'});">) |
END |
END |
return $result; |
return $result; |
} |
} |
Line 661 END
|
Line 907 END
|
## End Authentication changing form generation functions ## |
## End Authentication changing form generation functions ## |
############################################################### |
############################################################### |
|
|
|
############################################################### |
|
## Get Authentication Defaults for Domain ## |
|
############################################################### |
|
## |
|
## Returns default authentication type and an associated argument |
|
## as listed in file domain.tab |
|
## |
|
#------------------------------------------- |
|
|
|
=pod |
|
|
|
=item get_auth_defaults |
|
|
|
get_auth_defaults($target_domain) returns the default authentication |
|
type and an associated argument (initial password or a kerberos domain). |
|
These values are stored in lonTabs/domain.tab |
|
|
|
($def_auth, $def_arg) = &get_auth_defaults($target_domain); |
|
|
|
If target_domain is not found in domain.tab, returns nothing (''). |
|
|
|
=over 4 |
|
|
|
=item get_auth_defaults |
|
|
|
=back |
|
|
|
=cut |
|
|
|
#------------------------------------------- |
|
sub get_auth_defaults { |
|
my $domain=shift; |
|
return ($Apache::lonnet::domain_auth_def{$domain},$Apache::lonnet::domain_auth_arg_def{$domain}); |
|
} |
|
############################################################### |
|
## End Get Authentication Defaults for Domain ## |
|
############################################################### |
|
|
|
############################################################### |
|
## Get Kerberos Defaults for Domain ## |
|
############################################################### |
|
## |
|
## Returns default kerberos version and an associated argument |
|
## as listed in file domain.tab. If not listed, provides |
|
## appropriate default domain and kerberos version. |
|
## |
|
#------------------------------------------- |
|
|
|
=pod |
|
|
|
=item get_kerberos_defaults |
|
|
|
get_kerberos_defaults($target_domain) returns the default kerberos |
|
version and domain. If not found in domain.tabs, it defaults to |
|
version 4 and the domain of the server. |
|
|
|
($def_version, $def_krb_domain) = &get_kerberos_defaults($target_domain); |
|
|
|
=over 4 |
|
|
|
=item get_kerberos_defaults |
|
|
|
=back |
|
|
|
=cut |
|
|
|
#------------------------------------------- |
|
sub get_kerberos_defaults { |
|
my $domain=shift; |
|
my ($krbdef,$krbdefdom) = |
|
&Apache::loncommon::get_auth_defaults($domain); |
|
unless ($krbdef =~/^krb/ && $krbdefdom) { |
|
$ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/; |
|
my $krbdefdom=$1; |
|
$krbdefdom=~tr/a-z/A-Z/; |
|
$krbdef = "krb4"; |
|
} |
|
return ($krbdef,$krbdefdom); |
|
} |
|
############################################################### |
|
## End Get Kerberos Defaults for Domain ## |
|
############################################################### |
|
|
|
############################################################### |
|
## Thesaurus Functions ## |
|
############################################################### |
|
|
|
=pod |
|
|
|
=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 |
|
|
# ---------------------------------------------------------- Is this a keyword? |
################################################### |
|
|
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; |
############################################################### |
} |
|
} |
=pod |
return 0; |
|
} |
=item get_related_words |
# -------------------------------------------------------- Return related words |
|
|
Look up a word in the thesaurus. Takes a scalar arguement and returns |
sub related { |
an array of words. If the keyword is not in the thesaurus, an empty array |
my $newword=shift; |
will be returned. The order of the words returned is determined by the |
$newword=~s/\W//g; |
database which holds them. |
$newword=~tr/A-Z/a-z/; |
|
my $tindex=$theindex{$newword}; |
Uses global $thesaurus_db_file. |
if ($tindex) { |
|
my %found=(); |
=cut |
foreach (split(/\,/,$therelated[$tindex])) { |
|
# - Related word found |
############################################################### |
my ($ridx,$rcount)=split(/\:/,$_); |
sub get_related_words { |
# - Direct relation index |
my $keyword = shift; |
my $directrel=$rcount/$thecount[$tindex]; |
my %thesaurus_db; |
if ($directrel>$thethreshold) { |
if (! -e $thesaurus_db_file) { |
foreach (split(/\,/,$therelated[$ridx])) { |
&Apache::lonnet::logthis("Attempt to access $thesaurus_db_file ". |
my ($rridx,$rrcount)=split(/\:/,$_); |
"failed because the file does not exist"); |
if ($rridx==$tindex) { |
return (); |
# - Determine reverse relation index |
} |
my $revrel=$rrcount/$thecount[$ridx]; |
if (! tie(%thesaurus_db,'GDBM_File', |
# - Calculate full index |
$thesaurus_db_file,&GDBM_READER(),0640)){ |
$found{$ridx}=$directrel*$revrel; |
return (); |
if ($found{$ridx}>$thethreshold) { |
} |
foreach (split(/\,/,$therelated[$ridx])) { |
my @Words=(); |
my ($rrridx,$rrrcount)=split(/\:/,$_); |
if (exists($thesaurus_db{$keyword})) { |
unless ($found{$rrridx}) { |
$_ = $thesaurus_db{$keyword}; |
my $revrevrel=$rrrcount/$thecount[$ridx]; |
(undef,@Words) = split/:/; # The first element is the number of times |
if ( |
# the word appears. We do not need it now. |
$directrel*$revrel*$revrevrel>$thethreshold |
for (my $i=0;$i<=$#Words;$i++) { |
) { |
($Words[$i],undef)= split/\,/,$Words[$i]; |
$found{$rrridx}= |
|
$directrel*$revrel*$revrevrel; |
|
} |
|
} |
|
} |
|
} |
|
} |
|
} |
|
} |
|
} |
} |
} |
} |
return (); |
untie %thesaurus_db; |
|
return @Words; |
|
} |
|
|
|
############################################################### |
|
## End Thesaurus Functions ## |
|
############################################################### |
|
|
|
# -------------------------------------------------------------- Plaintext name |
|
=pod |
|
|
|
=item plainname($uname,$udom) |
|
|
|
Gets a users name and returns it as a string in |
|
"first middle last generation" |
|
form |
|
|
|
=cut |
|
|
|
############################################################### |
|
sub plainname { |
|
my ($uname,$udom)=@_; |
|
my %names=&Apache::lonnet::get('environment', |
|
['firstname','middlename','lastname','generation'], |
|
$udom,$uname); |
|
my $name=$names{'firstname'}.' '.$names{'middlename'}.' '. |
|
$names{'lastname'}.' '.$names{'generation'}; |
|
$name=~s/\s+$//; |
|
$name=~s/\s+/ /g; |
|
return $name; |
|
} |
|
|
|
# -------------------------------------------------------------------- Nickname |
|
=pod |
|
|
|
=item nickname($uname,$udom) |
|
|
|
Gets a users name and returns it as a string as |
|
|
|
""nickname"" |
|
|
|
if the user has a nickname or |
|
|
|
"first middle last generation" |
|
|
|
if the user does not |
|
|
|
=cut |
|
|
|
sub nickname { |
|
my ($uname,$udom)=@_; |
|
my %names=&Apache::lonnet::get('environment', |
|
['nickname','firstname','middlename','lastname','generation'],$udom,$uname); |
|
my $name=$names{'nickname'}; |
|
if ($name) { |
|
$name='"'.$name.'"'; |
|
} else { |
|
$name=$names{'firstname'}.' '.$names{'middlename'}.' '. |
|
$names{'lastname'}.' '.$names{'generation'}; |
|
$name=~s/\s+$//; |
|
$name=~s/\s+/ /g; |
|
} |
|
return $name; |
|
} |
|
|
|
|
|
# ------------------------------------------------------------------ Screenname |
|
|
|
=pod |
|
|
|
=item screenname($uname,$udom) |
|
|
|
Gets a users screenname and returns it as a string |
|
|
|
=cut |
|
|
|
sub screenname { |
|
my ($uname,$udom)=@_; |
|
my %names= |
|
&Apache::lonnet::get('environment',['screenname'],$udom,$uname); |
|
return $names{'screenname'}; |
|
} |
|
|
|
# ------------------------------------------------------------- Message Wrapper |
|
|
|
sub messagewrapper { |
|
my ($link,$un,$do)=@_; |
|
return |
|
"<a href='/adm/email?compose=individual&recname=$un&recdom=$do'>$link</a>"; |
|
} |
|
# --------------------------------------------------------------- Notes Wrapper |
|
|
|
sub noteswrapper { |
|
my ($link,$un,$do)=@_; |
|
return |
|
"<a href='/adm/email?recordftf=retrieve&recname=$un&recdom=$do'>$link</a>"; |
|
} |
|
# ------------------------------------------------------------- Aboutme Wrapper |
|
|
|
sub aboutmewrapper { |
|
my ($link,$username,$domain)=@_; |
|
return "<a href='/adm/$domain/$username/aboutme'>$link</a>"; |
|
} |
|
|
|
# ------------------------------------------------------------ Syllabus Wrapper |
|
|
|
|
|
sub syllabuswrapper { |
|
my ($link,$un,$do,$tf)=@_; |
|
if ($tf) { $link='<font color="'.$tf.'">'.$link.'</font>'; } |
|
return "<a href='/public/$do/$un/syllabus'>$link</a>"; |
} |
} |
|
|
# ---------------------------------------------------------------- Language IDs |
# ---------------------------------------------------------------- Language IDs |
Line 778 sub filedescriptionex {
|
Line 1265 sub filedescriptionex {
|
# $username,$domain - that of the student |
# $username,$domain - that of the student |
# $course - course name |
# $course - course name |
# $getattempt - leave blank if want all attempts, else put something. |
# $getattempt - leave blank if want all attempts, else put something. |
|
# $regexp - regular expression. If string matches regexp send to |
|
# $gradesub - routine that process the string if it matches regexp |
# |
# |
# output |
# output |
# formatted as a table all the attempts, if any. |
# formatted as a table all the attempts, if any. |
# |
# |
sub get_previous_attempt { |
sub get_previous_attempt { |
my ($symb,$username,$domain,$course,$getattempt)=@_; |
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 796 sub get_previous_attempt {
|
Line 1286 sub get_previous_attempt {
|
$lasthash{$_}=$returnhash{$version.':'.$_}; |
$lasthash{$_}=$returnhash{$version.':'.$_}; |
} |
} |
} |
} |
$prevattempts='<table border="0" width="100%"><tr><td bgcolor="#000000">'; |
$prevattempts='<table border="0" width="100%"><tr><td bgcolor="#777777">'; |
$prevattempts.='<table border="0" width="100%"><tr bgcolor="#e6ffff"><td>History</td>'; |
$prevattempts.='<table border="0" width="100%"><tr bgcolor="#e6ffff"><td>History</td>'; |
foreach (sort(keys %lasthash)) { |
foreach (sort(keys %lasthash)) { |
my ($ign,@parts) = split(/\./,$_); |
my ($ign,@parts) = split(/\./,$_); |
Line 834 sub get_previous_attempt {
|
Line 1324 sub get_previous_attempt {
|
} else { |
} else { |
$value=$lasthash{$_}; |
$value=$lasthash{$_}; |
} |
} |
|
if ($_ =~/$regexp$/ && (defined &$gradesub)) {$value = &$gradesub($value)} |
$prevattempts.='<td>'.$value.' </td>'; |
$prevattempts.='<td>'.$value.' </td>'; |
} |
} |
$prevattempts.='</tr></table></td></tr></table>'; |
$prevattempts.='</tr></table></td></tr></table>'; |
Line 846 sub get_previous_attempt {
|
Line 1337 sub get_previous_attempt {
|
} |
} |
|
|
sub get_student_view { |
sub get_student_view { |
my ($symb,$username,$domain,$courseid) = @_; |
my ($symb,$username,$domain,$courseid,$target) = @_; |
my ($map,$id,$feedurl) = split(/___/,$symb); |
my ($map,$id,$feedurl) = split(/___/,$symb); |
my (%old,%moreenv); |
my (%old,%moreenv); |
my @elements=('symb','courseid','domain','username'); |
my @elements=('symb','courseid','domain','username'); |
Line 854 sub get_student_view {
|
Line 1345 sub get_student_view {
|
$old{$element}=$ENV{'form.grade_'.$element}; |
$old{$element}=$ENV{'form.grade_'.$element}; |
$moreenv{'form.grade_'.$element}=eval '$'.$element #' |
$moreenv{'form.grade_'.$element}=eval '$'.$element #' |
} |
} |
|
if ($target eq 'tex') {$moreenv{'form.grade_target'} = 'tex';} |
&Apache::lonnet::appenv(%moreenv); |
&Apache::lonnet::appenv(%moreenv); |
my $userview=&Apache::lonnet::ssi('/res/'.$feedurl); |
my $userview=&Apache::lonnet::ssi('/res/'.$feedurl); |
&Apache::lonnet::delenv('form.grade_'); |
&Apache::lonnet::delenv('form.grade_'); |
Line 891 sub get_student_answers {
|
Line 1383 sub get_student_answers {
|
|
|
############################################### |
############################################### |
|
|
|
|
|
sub timehash { |
|
my @ltime=localtime(shift); |
|
return ( 'seconds' => $ltime[0], |
|
'minutes' => $ltime[1], |
|
'hours' => $ltime[2], |
|
'day' => $ltime[3], |
|
'month' => $ltime[4]+1, |
|
'year' => $ltime[5]+1900, |
|
'weekday' => $ltime[6], |
|
'dayyear' => $ltime[7]+1, |
|
'dlsav' => $ltime[8] ); |
|
} |
|
|
|
sub maketime { |
|
my %th=@_; |
|
return POSIX::mktime( |
|
($th{'seconds'},$th{'minutes'},$th{'hours'}, |
|
$th{'day'},$th{'month'}-1,$th{'year'}-1900,0,0,$th{'dlsav'})); |
|
} |
|
|
|
|
|
######################################### |
|
# |
|
# Retro-fixing of un-backward-compatible time format |
|
|
|
sub unsqltime { |
|
my $timestamp=shift; |
|
if ($timestamp=~/^(\d+)\-(\d+)\-(\d+)\s+(\d+)\:(\d+)\:(\d+)$/) { |
|
$timestamp=&maketime( |
|
'year'=>$1,'month'=>$2,'day'=>$3, |
|
'hours'=>$4,'minutes'=>$5,'seconds'=>$6); |
|
} |
|
return $timestamp; |
|
} |
|
|
|
######################################### |
|
|
|
sub findallcourses { |
|
my %courses=(); |
|
my $now=time; |
|
foreach (keys %ENV) { |
|
if ($_=~/^user\.role\.\w+\.\/(\w+)\/(\w+)/) { |
|
my ($starttime,$endtime)=$ENV{$_}; |
|
my $active=1; |
|
if ($starttime) { |
|
if ($now<$starttime) { $active=0; } |
|
} |
|
if ($endtime) { |
|
if ($now>$endtime) { $active=0; } |
|
} |
|
if ($active) { $courses{$1.'_'.$2}=1; } |
|
} |
|
} |
|
return keys %courses; |
|
} |
|
|
|
############################################### |
|
############################################### |
|
|
|
=pod |
|
|
|
=item &determinedomain() |
|
|
|
Inputs: $domain (usually will be undef) |
|
|
|
Returns: Determines which domain should be used for designs |
|
|
|
=cut |
|
|
|
############################################### |
|
sub determinedomain { |
|
my $domain=shift; |
|
if (! $domain) { |
|
# Determine domain if we have not been given one |
|
$domain = $Apache::lonnet::perlvar{'lonDefDomain'}; |
|
if ($ENV{'user.domain'}) { $domain=$ENV{'user.domain'}; } |
|
if ($ENV{'request.role.domain'}) { |
|
$domain=$ENV{'request.role.domain'}; |
|
} |
|
} |
|
return $domain; |
|
} |
|
############################################### |
|
=pod |
|
|
|
=item &domainlogo() |
|
|
|
Inputs: $domain (usually will be undef) |
|
|
|
Returns: A link to a domain logo, if the domain logo exists. |
|
If the domain logo does not exist, a description of the domain. |
|
|
|
=cut |
|
############################################### |
|
sub domainlogo { |
|
my $domain = &determinedomain(shift); |
|
# See if there is a logo |
|
if (-e '/home/httpd/html/adm/lonDomLogos/'.$domain.'.gif') { |
|
my $lonhttpdPort=$Apache::lonnet::perlvar{'lonhttpdPort'}; |
|
if (!defined($lonhttpdPort)) { $lonhttpdPort='8080'; } |
|
return '<img src="http://'.$ENV{'HTTP_HOST'}.':'.$lonhttpdPort. |
|
'/adm/lonDomLogos/'.$domain.'.gif" />'; |
|
} elsif(exists($Apache::lonnet::domaindescription{$domain})) { |
|
return $Apache::lonnet::domaindescription{$domain}; |
|
} else { |
|
return ''; |
|
} |
|
} |
|
############################################## |
|
|
|
=pod |
|
|
|
=item &designparm() |
|
|
|
Inputs: $which parameter; $domain (usually will be undef) |
|
|
|
Returns: value of designparamter $which |
|
|
|
=cut |
|
############################################## |
|
sub designparm { |
|
my ($which,$domain)=@_; |
|
$domain=&determinedomain($domain); |
|
if ($designhash{$domain.'.'.$which}) { |
|
return $designhash{$domain.'.'.$which}; |
|
} else { |
|
return $designhash{'default.'.$which}; |
|
} |
|
} |
|
|
|
############################################### |
|
############################################### |
|
|
|
=pod |
|
|
|
=item &bodytag() |
|
|
|
Returns a uniform header for LON-CAPA web pages. |
|
|
|
Inputs: |
|
|
|
$title, A title to be displayed on the page. |
|
$function, the current role (can be undef). |
|
$addentries, extra parameters for the <body> tag. |
|
$bodyonly, if defined, only return the <body> tag. |
|
$domain, if defined, force a given domain. |
|
|
|
Returns: A uniform header for LON-CAPA web pages. |
|
If $bodyonly is nonzero, a string containing a <body> tag will be returned. |
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If $bodyonly is undef or zero, an html string containing a <body> tag and |
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other decorations will be returned. |
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=cut |
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############################################### |
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############################################### |
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sub bodytag { |
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my ($title,$function,$addentries,$bodyonly,$domain)=@_; |
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unless ($function) { |
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$function='student'; |
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if ($ENV{'request.role'}=~/^(cc|in|ta|ep)/) { |
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$function='coordinator'; |
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} |
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if ($ENV{'request.role'}=~/^(su|dc|ad|li)/) { |
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$function='admin'; |
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} |
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if (($ENV{'request.role'}=~/^(au|ca)/) || |
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($ENV{'REQUEST_URI'}=~/^(\/priv|\~)/)) { |
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$function='author'; |
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} |
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} |
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my $img=&designparm($function.'.img',$domain); |
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my $pgbg=&designparm($function.'.pgbg',$domain); |
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my $tabbg=&designparm($function.'.tabbg',$domain); |
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my $font=&designparm($function.'.font',$domain); |
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my $link=&designparm($function.'.link',$domain); |
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my $alink=&designparm($function.'.alink',$domain); |
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my $vlink=&designparm($function.'.vlink',$domain); |
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my $sidebg=&designparm($function.'.sidebg',$domain); |
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# role and realm |
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my ($role,$realm) |
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=&Apache::lonnet::plaintext((split(/\./,$ENV{'request.role'}))[0]); |
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# realm |
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if ($ENV{'request.course.id'}) { |
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$realm= |
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$ENV{'course.'.$ENV{'request.course.id'}.'.description'}; |
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} |
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unless ($realm) { $realm=' '; } |
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# Set messages |
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my $messages=&domainlogo($domain); |
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# Output |
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my $lonhttpdPort=$Apache::lonnet::perlvar{'lonhttpdPort'}; |
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if (!defined($lonhttpdPort)) { $lonhttpdPort='8080'; } |
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my $bodytag = <<END; |
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<body bgcolor="$pgbg" text="$font" alink="$alink" vlink="$vlink" link="$link" |
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$addentries> |
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END |
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if ($bodyonly) { |
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return $bodytag; |
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} elsif ($ENV{'browser.interface'} eq 'textual') { |
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return $bodytag.&Apache::lonmenu::menubuttons(undef,'web'). |
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'<h1>LON-CAPA: '.$title.'</h1>'; |
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} else { |
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return(<<ENDBODY); |
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$bodytag |
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<table width="100%" cellspacing="0" border="0" cellpadding="0"> |
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<tr><td bgcolor="$font"> |
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<img src="http://$ENV{'HTTP_HOST'}:$lonhttpdPort$img" /></td> |
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<td bgcolor="$font"><font color='$sidebg'>$messages</font></td> |
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</tr> |
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<tr> |
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<td rowspan="3" bgcolor="$tabbg"> |
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<font size="5"><b>$title</b></font> |
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<td bgcolor="$tabbg" align="right"> |
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<font size="2"> |
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$ENV{'environment.firstname'} |
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$ENV{'environment.middlename'} |
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$ENV{'environment.lastname'} |
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$ENV{'environment.generation'} |
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</font> |
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</td> |
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</tr> |
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<tr><td bgcolor="$tabbg" align="right"> |
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<font size="2">$role</font> |
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</td></tr> |
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<tr> |
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<td bgcolor="$tabbg" align="right"><font size="2">$realm</font> </td></tr> |
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</table><br> |
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ENDBODY |
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} |
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} |
############################################### |
############################################### |
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sub get_unprocessed_cgi { |
sub get_unprocessed_cgi { |
Line 945 sub add_to_env {
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Line 1672 sub add_to_env {
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=pod |
=pod |
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=back |
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=head2 CSV Upload/Handling functions |
=head2 CSV Upload/Handling functions |
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=over 4 |
=over 4 |
Line 974 sub upfile_store {
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Line 1703 sub upfile_store {
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return $datatoken; |
return $datatoken; |
} |
} |
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=pod |
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=item load_tmp_file($r) |
=item load_tmp_file($r) |
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Load uploaded file from tmp, $r should be the HTTP Request object, |
Load uploaded file from tmp, $r should be the HTTP Request object, |
Line 995 sub load_tmp_file {
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Line 1726 sub load_tmp_file {
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$ENV{'form.upfile'}=join('',@studentdata); |
$ENV{'form.upfile'}=join('',@studentdata); |
} |
} |
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|
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=pod |
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=item upfile_record_sep() |
=item upfile_record_sep() |
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Separate uploaded file into records |
Separate uploaded file into records |
Line 1010 sub upfile_record_sep {
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Line 1743 sub upfile_record_sep {
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} |
} |
} |
} |
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|
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=pod |
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=item record_sep($record) |
=item record_sep($record) |
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Separate a record into fields $record should be an item from the upfile_record_sep(), needs $ENV{'form.upfiletype'} |
Separate a record into fields $record should be an item from the upfile_record_sep(), needs $ENV{'form.upfiletype'} |
Line 1060 sub record_sep {
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Line 1795 sub record_sep {
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return %components; |
return %components; |
} |
} |
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|
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=pod |
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=item upfile_select_html() |
=item upfile_select_html() |
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return HTML code to select file and specify its type |
return HTML code to select file and specify its type |
Line 1068 return HTML code to select file and spec
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Line 1805 return HTML code to select file and spec
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|
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sub upfile_select_html { |
sub upfile_select_html { |
return (<<'ENDUPFORM'); |
return (<<'ENDUPFORM'); |
<input type="file" name="upfile" size="50"> |
<input type="file" name="upfile" size="50" /> |
<br />Type: <select name="upfiletype"> |
<br />Type: <select name="upfiletype"> |
<option value="csv">CSV (comma separated values, spreadsheet)</option> |
<option value="csv">CSV (comma separated values, spreadsheet)</option> |
<option value="space">Space separated</option> |
<option value="space">Space separated</option> |
Line 1078 sub upfile_select_html {
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Line 1815 sub upfile_select_html {
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ENDUPFORM |
ENDUPFORM |
} |
} |
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|
|
=pod |
|
|
=item csv_print_samples($r,$records) |
=item csv_print_samples($r,$records) |
|
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Prints a table of sample values from each column uploaded $r is an |
Prints a table of sample values from each column uploaded $r is an |
Line 1108 sub csv_print_samples {
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Line 1847 sub csv_print_samples {
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$r->print('</tr></table><br />'."\n"); |
$r->print('</tr></table><br />'."\n"); |
} |
} |
|
|
|
=pod |
|
|
=item csv_print_select_table($r,$records,$d) |
=item csv_print_select_table($r,$records,$d) |
|
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Prints a table to create associations between values and table columns. |
Prints a table to create associations between values and table columns. |
Line 1140 sub csv_print_select_table {
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Line 1881 sub csv_print_select_table {
|
return $i; |
return $i; |
} |
} |
|
|
|
=pod |
|
|
=item csv_samples_select_table($r,$records,$d) |
=item csv_samples_select_table($r,$records,$d) |
|
|
Prints a table of sample values from the upload and can make associate samples to internal names. |
Prints a table of sample values from the upload and can make associate samples to internal names. |
Line 1265 will result in $ENV{'form.uname'} and $E
|
Line 2008 will result in $ENV{'form.uname'} and $E
|
|
|
returns cache-controlling header code |
returns cache-controlling header code |
|
|
=item nocache() |
=item no_cache($r) |
|
|
specifies header code to not have cache |
specifies header code to not have cache |
|
|