version 1.114, 2003/09/09 18:46:28
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version 1.139, 2003/10/29 16:20:14
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Line 68 use POSIX qw(strftime mktime);
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Line 68 use POSIX qw(strftime mktime);
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use Apache::Constants qw(:common :http :methods); |
use Apache::Constants qw(:common :http :methods); |
use Apache::lonmsg(); |
use Apache::lonmsg(); |
use Apache::lonmenu(); |
use Apache::lonmenu(); |
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use Apache::lonlocal; |
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use HTML::Entities; |
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my $readit; |
my $readit; |
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=pod |
=pod |
Line 78 my $readit;
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Line 81 my $readit;
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# ----------------------------------------------- Filetypes/Languages/Copyright |
# ----------------------------------------------- Filetypes/Languages/Copyright |
my %language; |
my %language; |
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my %supported_language; |
my %cprtag; |
my %cprtag; |
my %fe; my %fd; |
my %fe; my %fd; |
my %category_extensions; |
my %category_extensions; |
Line 144 BEGIN {
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Line 148 BEGIN {
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while (<$fh>) { |
while (<$fh>) { |
next if /^\#/; |
next if /^\#/; |
chomp; |
chomp; |
my ($key,$two,$country,$three,$enc,$val)=(split(/\t/,$_)); |
my ($key,$two,$country,$three,$enc,$val,$sup)=(split(/\t/,$_)); |
$language{$key}=$val.' - '.$enc; |
$language{$key}=$val.' - '.$enc; |
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if ($sup) { |
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$supported_language{$key}=$sup; |
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} |
} |
} |
} |
} |
} |
} |
Line 268 of the element the selection from the se
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Line 275 of the element the selection from the se
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sub browser_and_searcher_javascript { |
sub browser_and_searcher_javascript { |
return <<END; |
return <<END; |
var editbrowser = null; |
var editbrowser = null; |
function openbrowser(formname,elementname,only,omit) { |
function openbrowser(formname,elementname,only,omit,titleelement) { |
var url = '/res/?'; |
var url = '/res/?'; |
if (editbrowser == null) { |
if (editbrowser == null) { |
url += 'launch=1&'; |
url += 'launch=1&'; |
Line 282 sub browser_and_searcher_javascript {
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Line 289 sub browser_and_searcher_javascript {
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if (omit != null) { |
if (omit != null) { |
url += 'omit=' + omit + '&'; |
url += 'omit=' + omit + '&'; |
} |
} |
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if (titleelement != null) { |
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url += 'titleelement=' + titleelement + '&'; |
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} |
url += 'element=' + elementname + ''; |
url += 'element=' + elementname + ''; |
var title = 'Browser'; |
var title = 'Browser'; |
var options = 'scrollbars=1,resizable=1,menubar=0'; |
var options = 'scrollbars=1,resizable=1,menubar=0'; |
Line 290 sub browser_and_searcher_javascript {
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Line 300 sub browser_and_searcher_javascript {
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editbrowser.focus(); |
editbrowser.focus(); |
} |
} |
var editsearcher; |
var editsearcher; |
function opensearcher(formname,elementname) { |
function opensearcher(formname,elementname,titleelement) { |
var url = '/adm/searchcat?'; |
var url = '/adm/searchcat?'; |
if (editsearcher == null) { |
if (editsearcher == null) { |
url += 'launch=1&'; |
url += 'launch=1&'; |
Line 298 sub browser_and_searcher_javascript {
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Line 308 sub browser_and_searcher_javascript {
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url += 'catalogmode=interactive&'; |
url += 'catalogmode=interactive&'; |
url += 'mode=edit&'; |
url += 'mode=edit&'; |
url += 'form=' + formname + '&'; |
url += 'form=' + formname + '&'; |
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if (titleelement != null) { |
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url += 'titleelement=' + titleelement + '&'; |
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} |
url += 'element=' + elementname + ''; |
url += 'element=' + elementname + ''; |
var title = 'Search'; |
var title = 'Search'; |
var options = 'scrollbars=1,resizable=1,menubar=0'; |
var options = 'scrollbars=1,resizable=1,menubar=0'; |
Line 346 sub selectstudent_link {
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Line 359 sub selectstudent_link {
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return ''; |
return ''; |
} |
} |
return "<a href='".'javascript:openstdbrowser("'.$form.'","'.$unameele. |
return "<a href='".'javascript:openstdbrowser("'.$form.'","'.$unameele. |
'","'.$udomele.'");'."'>Select User</a>"; |
'","'.$udomele.'");'."'>".&mt('Select User')."</a>"; |
} |
} |
if ($ENV{'request.role'}=~/^(au|dc|su)/) { |
if ($ENV{'request.role'}=~/^(au|dc|su)/) { |
return "<a href='".'javascript:openstdbrowser("'.$form.'","'.$unameele. |
return "<a href='".'javascript:openstdbrowser("'.$form.'","'.$unameele. |
'","'.$udomele.'",1);'."'>Select User</a>"; |
'","'.$udomele.'",1);'."'>".&mt('Select User')."</a>"; |
} |
} |
return ''; |
return ''; |
} |
} |
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sub coursebrowser_javascript { |
sub coursebrowser_javascript { |
return (<<'ENDSTDBRW'); |
my ($domainfilter)=@_; |
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return (<<ENDSTDBRW); |
<script type="text/javascript" language="Javascript" > |
<script type="text/javascript" language="Javascript" > |
var stdeditbrowser; |
var stdeditbrowser; |
function opencrsbrowser(formname,uname,udom) { |
function opencrsbrowser(formname,uname,udom) { |
Line 367 sub coursebrowser_javascript {
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Line 381 sub coursebrowser_javascript {
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url += 'filter='+filter+'&'; |
url += 'filter='+filter+'&'; |
} |
} |
} |
} |
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var domainfilter='$domainfilter'; |
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if (domainfilter != null) { |
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if (domainfilter != '') { |
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url += 'domainfilter='+domainfilter+'&'; |
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} |
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} |
url += 'form=' + formname + '&cnumelement='+uname+ |
url += 'form=' + formname + '&cnumelement='+uname+ |
'&cdomelement='+udom; |
'&cdomelement='+udom; |
var title = 'Course_Browser'; |
var title = 'Course_Browser'; |
Line 382 ENDSTDBRW
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Line 402 ENDSTDBRW
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sub selectcourse_link { |
sub selectcourse_link { |
my ($form,$unameele,$udomele)=@_; |
my ($form,$unameele,$udomele)=@_; |
return "<a href='".'javascript:opencrsbrowser("'.$form.'","'.$unameele. |
return "<a href='".'javascript:opencrsbrowser("'.$form.'","'.$unameele. |
'","'.$udomele.'");'."'>Select Course</a>"; |
'","'.$udomele.'");'."'>".&mt('Select Course')."</a>"; |
} |
} |
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=pod |
=pod |
Line 514 END
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Line 534 END
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foreach my $value (sort(keys(%$hashref))) { |
foreach my $value (sort(keys(%$hashref))) { |
$result.=" <option value=\"$value\" "; |
$result.=" <option value=\"$value\" "; |
$result.=" selected=\"true\" " if ($value eq $firstdefault); |
$result.=" selected=\"true\" " if ($value eq $firstdefault); |
$result.=">$hashref->{$value}->{'text'}</option>\n"; |
$result.=">".&mt($hashref->{$value}->{'text'})."</option>\n"; |
} |
} |
$result .= "</select>\n"; |
$result .= "</select>\n"; |
my %select2 = %{$hashref->{$firstdefault}->{'select2'}}; |
my %select2 = %{$hashref->{$firstdefault}->{'select2'}}; |
Line 524 END
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Line 544 END
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foreach my $value (sort(keys(%select2))) { |
foreach my $value (sort(keys(%select2))) { |
$result.=" <option value=\"$value\" "; |
$result.=" <option value=\"$value\" "; |
$result.=" selected=\"true\" " if ($value eq $seconddefault); |
$result.=" selected=\"true\" " if ($value eq $seconddefault); |
$result.=">$select2{$value}</option>\n"; |
$result.=">".&mt($select2{$value})."</option>\n"; |
} |
} |
$result .= "</select>\n"; |
$result .= "</select>\n"; |
# return $debug; |
# return $debug; |
Line 762 See lonrights.pm for an example invocati
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Line 782 See lonrights.pm for an example invocati
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sub select_form { |
sub select_form { |
my ($def,$name,%hash) = @_; |
my ($def,$name,%hash) = @_; |
my $selectform = "<select name=\"$name\" size=\"1\">\n"; |
my $selectform = "<select name=\"$name\" size=\"1\">\n"; |
foreach (sort keys %hash) { |
my @keys; |
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if (exists($hash{'select_form_order'})) { |
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@keys=@{$hash{'select_form_order'}}; |
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} else { |
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@keys=sort(keys(%hash)); |
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} |
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foreach (@keys) { |
$selectform.="<option value=\"$_\" ". |
$selectform.="<option value=\"$_\" ". |
($_ eq $def ? 'selected' : ''). |
($_ eq $def ? 'selected' : ''). |
">".$hash{$_}."</option>\n"; |
">".&mt($hash{$_})."</option>\n"; |
} |
} |
$selectform.="</select>"; |
$selectform.="</select>"; |
return $selectform; |
return $selectform; |
Line 1503 returns description of a specified langu
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Line 1529 returns description of a specified langu
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=cut |
=cut |
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sub languagedescription { |
sub languagedescription { |
return $language{shift(@_)}; |
my $code=shift; |
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return ($supported_language{$code}?'* ':''). |
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$language{$code}. |
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($supported_language{$code}?' ('.&mt('interface available').')':''); |
} |
} |
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=pod |
=pod |
Line 1611 sub fileextensions {
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Line 1640 sub fileextensions {
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sub display_languages { |
sub display_languages { |
my %languages=(); |
my %languages=(); |
if ($ENV{'environment.languages'}) { |
foreach (&preferred_languages()) { |
foreach (split(/\s*(\,|\;|\:)\s*/,$ENV{'environment.languages'})) { |
$languages{$_}=1; |
$languages{$_}=1; |
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} |
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} |
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if ($ENV{'course.'.$ENV{'request.course.id'}.'.languages'}) { |
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foreach (split(/\s*(\,|\;|\:)\s*/, |
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$ENV{'course.'.$ENV{'request.course.id'}.'.languages'})) { |
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$languages{$_}=1; |
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} |
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} |
} |
&get_unprocessed_cgi($ENV{'QUERY_STRING'},['displaylanguage']); |
&get_unprocessed_cgi($ENV{'QUERY_STRING'},['displaylanguage']); |
if ($ENV{'form.displaylanguage'}) { |
if ($ENV{'form.displaylanguage'}) { |
Line 1631 sub display_languages {
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Line 1652 sub display_languages {
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return %languages; |
return %languages; |
} |
} |
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sub preferred_languages { |
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my @languages=(); |
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if ($ENV{'environment.languages'}) { |
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@languages=split(/\s*(\,|\;|\:)\s*/,$ENV{'environment.languages'}); |
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} |
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if ($ENV{'course.'.$ENV{'request.course.id'}.'.languages'}) { |
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@languages=(@languages,split(/\s*(\,|\;|\:)\s*/, |
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$ENV{'course.'.$ENV{'request.course.id'}.'.languages'})); |
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} |
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my $browser=(split(/\;/,$ENV{'HTTP_ACCEPT_LANGUAGE'}))[0]; |
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if ($browser) { |
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@languages=(@languages,split(/\s*(\,|\;|\:)\s*/,$browser)); |
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} |
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if ($Apache::lonnet::domain_lang_def{$ENV{'user.domain'}}) { |
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@languages=(@languages, |
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$Apache::lonnet::domain_lang_def{$ENV{'user.domain'}}); |
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} |
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if ($Apache::lonnet::domain_lang_def{$ENV{'request.role.domain'}}) { |
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@languages=(@languages, |
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$Apache::lonnet::domain_lang_def{$ENV{'request.role.domain'}}); |
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} |
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if ($Apache::lonnet::domain_lang_def{ |
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$Apache::lonnet::perlvar{'lonDefDomain'}}) { |
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@languages=(@languages, |
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$Apache::lonnet::domain_lang_def{ |
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$Apache::lonnet::perlvar{'lonDefDomain'}}); |
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} |
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# turn "en-ca" into "en-ca,en" |
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my @genlanguages; |
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foreach (@languages) { |
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unless ($_=~/\w/) { next; } |
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push (@genlanguages,$_); |
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if ($_=~/(\-|\_)/) { |
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push (@genlanguages,(split(/(\-|\_)/,$_))[0]); |
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} |
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} |
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return @genlanguages; |
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} |
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############################################################### |
############################################################### |
## Student Answer Attempts ## |
## Student Answer Attempts ## |
############################################################### |
############################################################### |
Line 1835 sub get_student_answers {
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Line 1895 sub get_student_answers {
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=pod |
=pod |
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=item * &submlink() |
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Inputs: $text $uname $udom $symb |
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Returns: A link to grades.pm such as to see the SUBM view of a student |
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=cut |
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############################################### |
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sub submlink { |
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my ($text,$uname,$udom,$symb)=@_; |
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if (!($uname && $udom)) { |
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(my $cursymb, my $courseid,$udom,$uname)= |
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&Apache::lonxml::whichuser($symb); |
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if (!$symb) { $symb=$cursymb; } |
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} |
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if (!$symb) { $symb=&symbread(); } |
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return '<a href="/adm/grades?symb='.$symb.'&student='.$uname. |
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'&userdom='.$udom.'&command=submission">'.$text.'</a>'; |
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} |
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############################################## |
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=pod |
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=back |
=back |
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=cut |
=cut |
Line 2035 other decorations will be returned.
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Line 2119 other decorations will be returned.
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sub bodytag { |
sub bodytag { |
my ($title,$function,$addentries,$bodyonly,$domain,$forcereg)=@_; |
my ($title,$function,$addentries,$bodyonly,$domain,$forcereg)=@_; |
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$title=&mt($title); |
unless ($function) { |
unless ($function) { |
$function='student'; |
$function='student'; |
if ($ENV{'request.role'}=~/^(cc|in|ta|ep)/) { |
if ($ENV{'request.role'}=~/^(cc|in|ta|ep)/) { |
Line 2263 sub no_cache {
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Line 2348 sub no_cache {
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#$r->header_out("Expires" => $date); |
#$r->header_out("Expires" => $date); |
} |
} |
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sub content_type { |
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my ($r,$type,$charset) = @_; |
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unless ($charset) { |
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$charset=&Apache::lonlocal::current_encoding; |
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} |
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$r->content_type($type.($charset?'; charset='.$charset:'')); |
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} |
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=pod |
=pod |
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=item * add_to_env($name,$value) |
=item * add_to_env($name,$value) |
Line 2543 sub csv_samples_select_table {
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Line 2636 sub csv_samples_select_table {
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=pod |
=pod |
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=item clean_excel_name($name) |
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Returns a replacement for $name which does not contain any illegal characters. |
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=cut |
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sub clean_excel_name { |
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my ($name) = @_; |
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$name =~ s/[:\*\?\/\\]//g; |
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if (length($name) > 31) { |
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$name = substr($name,0,31); |
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} |
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return $name; |
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} |
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=pod |
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=item * check_if_partid_hidden($id,$symb,$udom,$uname) |
=item * check_if_partid_hidden($id,$symb,$udom,$uname) |
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Returns either 1 or undef |
Returns either 1 or undef |
Line 2560 $uname, optional the username of the use
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Line 2670 $uname, optional the username of the use
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sub check_if_partid_hidden { |
sub check_if_partid_hidden { |
my ($id,$symb,$udom,$uname) = @_; |
my ($id,$symb,$udom,$uname) = @_; |
my $hiddenparts=&Apache::lonnet::EXT('resource.0.parameter_hiddenparts', |
my $hiddenparts=&Apache::lonnet::EXT('resource.0.hiddenparts', |
$symb,$udom,$uname); |
$symb,$udom,$uname); |
my @hiddenlist=split(/,/,$hiddenparts); |
my @hiddenlist=split(/,/,$hiddenparts); |
foreach my $checkid (@hiddenlist) { |
foreach my $checkid (@hiddenlist) { |
Line 2569 sub check_if_partid_hidden {
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Line 2679 sub check_if_partid_hidden {
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return undef; |
return undef; |
} |
} |
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############################################################ |
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############################################################ |
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=pod |
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=head1 cgi-bin script and graphing routines |
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=item get_cgi_id |
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Inputs: none |
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Returns an id which can be used to pass environment variables |
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to various cgi-bin scripts. These environment variables will |
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be removed from the users environment after a given time by |
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the routine &Apache::lonnet::transfer_profile_to_env. |
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=cut |
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############################################################ |
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############################################################ |
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sub get_cgi_id { |
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return (time.'_'.int(rand(1000))); |
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} |
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############################################################ |
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############################################################ |
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=pod |
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=item DrawBarGraph |
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Facilitates the plotting of data in a (stacked) bar graph. |
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Puts plot definition data into the users environment in order for |
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graph.png to plot it. Returns an <img> tag for the plot. |
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The bars on the plot are labeled '1','2',...,'n'. |
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Inputs: |
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=over 4 |
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=item $Title: string, the title of the plot |
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=item $xlabel: string, text describing the X-axis of the plot |
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=item $ylabel: string, text describing the Y-axis of the plot |
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=item $Max: scalar, the maximum Y value to use in the plot |
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If $Max is < any data point, the graph will not be rendered. |
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=teim $colors: array ref holding the colors to be used for the data sets when |
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they are plotted. If undefined, default values will be used. |
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=item @Values: An array of array references. Each array reference holds data |
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to be plotted in a stacked bar chart. |
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=back |
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Returns: |
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An <img> tag which references graph.png and the appropriate identifying |
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information for the plot. |
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=cut |
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############################################################ |
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############################################################ |
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sub DrawBarGraph { |
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my ($Title,$xlabel,$ylabel,$Max,$colors,@Values)=@_; |
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# |
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if (! defined($colors)) { |
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$colors = ['#33ff00', |
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'#0033cc', '#990000', '#aaaa66', '#663399', '#ff9933', |
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'#66ccff', '#ff9999', '#cccc33', '#660000', '#33cc66', |
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]; |
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} |
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# |
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my $identifier = &get_cgi_id(); |
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my $id = 'cgi.'.$identifier; |
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if (! @Values || ref($Values[0]) ne 'ARRAY') { |
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return ''; |
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} |
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my $NumBars = scalar(@{$Values[0]}); |
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my %ValuesHash; |
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my $NumSets=1; |
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foreach my $array (@Values) { |
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next if (! ref($array)); |
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$ValuesHash{$id.'.data.'.$NumSets++} = |
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join(',',@$array); |
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} |
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# |
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my ($height,$width,$xskip,$bar_width) = (200,120,1,15); |
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if ($NumBars < 10) { |
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$width = 120+$NumBars*15; |
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$xskip = 1; |
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$bar_width = 15; |
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} elsif ($NumBars <= 25) { |
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$width = 120+$NumBars*11; |
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$xskip = 5; |
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$bar_width = 8; |
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} elsif ($NumBars <= 50) { |
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$width = 120+$NumBars*8; |
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$xskip = 5; |
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$bar_width = 4; |
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} else { |
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$width = 120+$NumBars*8; |
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$xskip = 5; |
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$bar_width = 4; |
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} |
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# |
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my @Labels; |
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for (my $i=0;$i<@{$Values[0]};$i++) { |
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push (@Labels,$i+1); |
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} |
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# |
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$Max = 1 if ($Max < 1); |
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if ( int($Max) < $Max ) { |
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$Max++; |
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$Max = int($Max); |
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} |
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$Title = '' if (! defined($Title)); |
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$xlabel = '' if (! defined($xlabel)); |
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$ylabel = '' if (! defined($ylabel)); |
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$ValuesHash{$id.'.title'} = &Apache::lonnet::escape($Title); |
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$ValuesHash{$id.'.xlabel'} = &Apache::lonnet::escape($xlabel); |
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$ValuesHash{$id.'.ylabel'} = &Apache::lonnet::escape($ylabel); |
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$ValuesHash{$id.'.y_max_value'} = $Max; |
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$ValuesHash{$id.'.NumBars'} = $NumBars; |
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$ValuesHash{$id.'.NumSets'} = $NumSets; |
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$ValuesHash{$id.'.PlotType'} = 'bar'; |
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$ValuesHash{$id.'.Colors'} = join(',',@{$colors}); |
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$ValuesHash{$id.'.height'} = $height; |
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$ValuesHash{$id.'.width'} = $width; |
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$ValuesHash{$id.'.xskip'} = $xskip; |
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$ValuesHash{$id.'.bar_width'} = $bar_width; |
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$ValuesHash{$id.'.labels'} = join(',',@Labels); |
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# |
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&Apache::lonnet::appenv(%ValuesHash); |
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return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />'; |
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} |
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############################################################ |
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############################################################ |
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=pod |
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=item DrawXYGraph |
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Facilitates the plotting of data in an XY graph. |
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Puts plot definition data into the users environment in order for |
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graph.png to plot it. Returns an <img> tag for the plot. |
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Inputs: |
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=over 4 |
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=item $Title: string, the title of the plot |
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=item $xlabel: string, text describing the X-axis of the plot |
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|
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=item $ylabel: string, text describing the Y-axis of the plot |
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=item $Max: scalar, the maximum Y value to use in the plot |
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If $Max is < any data point, the graph will not be rendered. |
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|
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=item $colors: Array ref containing the hex color codes for the data to be |
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plotted in. If undefined, default values will be used. |
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=item $Xlabels: Array ref containing the labels to be used for the X-axis. |
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=item $Ydata: Array ref containing Array refs. |
|
Each of the contained arrays will be plotted as a seperate curve. |
|
|
|
=item %Values: hash indicating or overriding any default values which are |
|
passed to graph.png. |
|
Possible values are: width, xskip, x_ticks, x_tick_offset, among others. |
|
|
|
=back |
|
|
|
Returns: |
|
|
|
An <img> tag which references graph.png and the appropriate identifying |
|
information for the plot. |
|
|
|
=cut |
|
|
|
############################################################ |
|
############################################################ |
|
sub DrawXYGraph { |
|
my ($Title,$xlabel,$ylabel,$Max,$colors,$Xlabels,$Ydata,%Values)=@_; |
|
# |
|
# Create the identifier for the graph |
|
my $identifier = &get_cgi_id(); |
|
my $id = 'cgi.'.$identifier; |
|
# |
|
$Title = '' if (! defined($Title)); |
|
$xlabel = '' if (! defined($xlabel)); |
|
$ylabel = '' if (! defined($ylabel)); |
|
my %ValuesHash = |
|
( |
|
$id.'.title' => &Apache::lonnet::escape($Title), |
|
$id.'.xlabel' => &Apache::lonnet::escape($xlabel), |
|
$id.'.ylabel' => &Apache::lonnet::escape($ylabel), |
|
$id.'.y_max_value'=> $Max, |
|
$id.'.labels' => join(',',@$Xlabels), |
|
$id.'.PlotType' => 'XY', |
|
); |
|
# |
|
if (defined($colors) && ref($colors) eq 'ARRAY') { |
|
$ValuesHash{$id.'.Colors'} = join(',',@{$colors}); |
|
} |
|
# |
|
if (! ref($Ydata) || ref($Ydata) ne 'ARRAY') { |
|
return ''; |
|
} |
|
my $NumSets=1; |
|
foreach my $array (@{$Ydata}){ |
|
next if (! ref($array)); |
|
$ValuesHash{$id.'.data.'.$NumSets++} = join(',',@$array); |
|
} |
|
$ValuesHash{$id.'.NumSets'} = $NumSets-1; |
|
# |
|
# Deal with other parameters |
|
while (my ($key,$value) = each(%Values)) { |
|
$ValuesHash{$id.'.'.$key} = $value; |
|
} |
|
# |
|
&Apache::lonnet::appenv(%ValuesHash); |
|
return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />'; |
|
} |
|
|
|
############################################################ |
|
############################################################ |
|
|
|
=pod |
|
|
|
=item DrawXYYGraph |
|
|
|
Facilitates the plotting of data in an XY graph with two Y axes. |
|
Puts plot definition data into the users environment in order for |
|
graph.png to plot it. Returns an <img> tag for the plot. |
|
|
|
Inputs: |
|
|
|
=over 4 |
|
|
|
=item $Title: string, the title of the plot |
|
|
|
=item $xlabel: string, text describing the X-axis of the plot |
|
|
|
=item $ylabel: string, text describing the Y-axis of the plot |
|
|
|
=item $colors: Array ref containing the hex color codes for the data to be |
|
plotted in. If undefined, default values will be used. |
|
|
|
=item $Xlabels: Array ref containing the labels to be used for the X-axis. |
|
|
|
=item $Ydata1: The first data set |
|
|
|
=item $Min1: The minimum value of the left Y-axis |
|
|
|
=item $Max1: The maximum value of the left Y-axis |
|
|
|
=item $Ydata2: The second data set |
|
|
|
=item $Min2: The minimum value of the right Y-axis |
|
|
|
=item $Max2: The maximum value of the left Y-axis |
|
|
|
=item %Values: hash indicating or overriding any default values which are |
|
passed to graph.png. |
|
Possible values are: width, xskip, x_ticks, x_tick_offset, among others. |
|
|
|
=back |
|
|
|
Returns: |
|
|
|
An <img> tag which references graph.png and the appropriate identifying |
|
information for the plot. |
|
|
|
=cut |
|
|
|
############################################################ |
|
############################################################ |
|
sub DrawXYYGraph { |
|
my ($Title,$xlabel,$ylabel,$colors,$Xlabels,$Ydata1,$Min1,$Max1, |
|
$Ydata2,$Min2,$Max2,%Values)=@_; |
|
# |
|
# Create the identifier for the graph |
|
my $identifier = &get_cgi_id(); |
|
my $id = 'cgi.'.$identifier; |
|
# |
|
$Title = '' if (! defined($Title)); |
|
$xlabel = '' if (! defined($xlabel)); |
|
$ylabel = '' if (! defined($ylabel)); |
|
my %ValuesHash = |
|
( |
|
$id.'.title' => &Apache::lonnet::escape($Title), |
|
$id.'.xlabel' => &Apache::lonnet::escape($xlabel), |
|
$id.'.ylabel' => &Apache::lonnet::escape($ylabel), |
|
$id.'.labels' => join(',',@$Xlabels), |
|
$id.'.PlotType' => 'XY', |
|
$id.'.NumSets' => 2, |
|
$id.'.two_axes' => 1, |
|
$id.'.y1_max_value' => $Max1, |
|
$id.'.y1_min_value' => $Min1, |
|
$id.'.y2_max_value' => $Max2, |
|
$id.'.y2_min_value' => $Min2, |
|
); |
|
# |
|
if (defined($colors) && ref($colors) eq 'ARRAY') { |
|
$ValuesHash{$id.'.Colors'} = join(',',@{$colors}); |
|
} |
|
# |
|
if (! ref($Ydata1) || ref($Ydata1) ne 'ARRAY' || |
|
! ref($Ydata2) || ref($Ydata2) ne 'ARRAY'){ |
|
return ''; |
|
} |
|
my $NumSets=1; |
|
foreach my $array ($Ydata1,$Ydata2){ |
|
next if (! ref($array)); |
|
$ValuesHash{$id.'.data.'.$NumSets++} = join(',',@$array); |
|
} |
|
# |
|
# Deal with other parameters |
|
while (my ($key,$value) = each(%Values)) { |
|
$ValuesHash{$id.'.'.$key} = $value; |
|
} |
|
# |
|
&Apache::lonnet::appenv(%ValuesHash); |
|
return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />'; |
|
} |
|
|
|
############################################################ |
|
############################################################ |
|
|
|
=pod |
|
|
|
=head1 Statistics helper routines? |
|
|
|
Bad place for them but what the hell. |
|
|
|
=item &chartlink |
|
|
|
Returns a link to the chart for a specific student. |
|
|
|
Inputs: |
|
|
|
=over 4 |
|
|
|
=item $linktext: The text of the link |
|
|
|
=item $sname: The students username |
|
|
|
=item $sdomain: The students domain |
|
|
|
=back |
|
|
|
=cut |
|
|
|
############################################################ |
|
############################################################ |
|
sub chartlink { |
|
my ($linktext, $sname, $sdomain) = @_; |
|
my $link = '<a href="/adm/statistics?reportSelected=student_assessment'. |
|
'&SelectedStudent='.&Apache::lonnet::escape($sname.':'.$sdomain). |
|
'&chartoutputmode='.HTML::Entities::encode('html, with all links'). |
|
'">'.$linktext.'</a>'; |
|
} |
|
|
|
############################################################ |
|
############################################################ |
|
|
=pod |
=pod |
|
|
=back |
=back |