version 1.1300, 2017/11/05 19:04:44
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version 1.1311, 2018/04/14 00:36:06
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Line 86 use MIME::Lite;
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Line 86 use MIME::Lite;
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use MIME::Types; |
use MIME::Types; |
use File::Copy(); |
use File::Copy(); |
use File::Path(); |
use File::Path(); |
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use String::CRC32(); |
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use Short::URL(); |
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# ---------------------------------------------- Designs |
# ---------------------------------------------- Designs |
use vars qw(%defaultdesign); |
use vars qw(%defaultdesign); |
Line 3025 This is not an optimal method, but it wo
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Line 3027 This is not an optimal method, but it wo
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=item * authform_filesystem |
=item * authform_filesystem |
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|
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=item * authform_lti |
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=back |
=back |
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See loncreateuser.pm for invocation and use examples. |
See loncreateuser.pm for invocation and use examples. |
Line 3441 sub authform_filesystem {
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Line 3445 sub authform_filesystem {
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$fsyscheck.' onchange="'.$jscall.'" onclick="'. |
$fsyscheck.' onchange="'.$jscall.'" onclick="'. |
$jscall.'"'.$disabled.' />'; |
$jscall.'"'.$disabled.' />'; |
} |
} |
$autharg = '<input type="text" size="10" name="fsysarg" value=""'. |
$autharg = '<input type="password" size="10" name="fsysarg" value=""'. |
' onchange="'.$jscall.'"'.$disabled.' />'; |
' onchange="'.$jscall.'"'.$disabled.' />'; |
$result = &mt |
$result = &mt |
('[_1] Filesystem Authenticated (with initial password [_2])', |
('[_1] Filesystem Authenticated (with initial password [_2])', |
'<label><input type="radio" name="login" value="fsys" '. |
'<label>'.$authtype,'</label>'.$autharg); |
$fsyscheck.'onchange="'.$jscall.'" onclick="'.$jscall.'"'.$disabled.' />', |
return $result; |
'</label><input type="password" size="10" name="fsysarg" value="" '. |
} |
'onchange="'.$jscall.'"'.$disabled.' />'); |
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sub authform_lti { |
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my %in = ( |
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formname => 'document.cu', |
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kerb_def_dom => 'MSU.EDU', |
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@_, |
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); |
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my ($lticheck,$result,$authtype,$autharg,$jscall,$disabled); |
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my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'}); |
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if ($in{'readonly'}) { |
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$disabled = ' disabled="disabled"'; |
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} |
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if (defined($in{'curr_authtype'})) { |
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if ($in{'curr_authtype'} eq 'lti') { |
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if ($can_assign{'lti'}) { |
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$lticheck = 'checked="checked" '; |
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if (defined($in{'mode'})) { |
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if ($in{'mode'} eq 'modifyuser') { |
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$lticheck = ''; |
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} |
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} |
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} else { |
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$result = &mt('Currently LTI Authenticated.'); |
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return $result; |
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} |
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} |
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} else { |
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if ($authnum == 1) { |
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$authtype = '<input type="hidden" name="login" value="lti" />'; |
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} |
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} |
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if (!$can_assign{'lti'}) { |
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return; |
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} elsif ($authtype eq '') { |
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if (defined($in{'mode'})) { |
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if ($in{'mode'} eq 'modifycourse') { |
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if ($authnum == 1) { |
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$authtype = '<input type="radio" name="login" value="lti"'.$disabled.' />'; |
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} |
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} |
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} |
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} |
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$jscall = "javascript:changed_radio('lti',$in{'formname'});"; |
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if (($authtype eq '') && (($in{'mode'} eq 'modifycourse') || ($in{'curr_authtype'} ne 'lti'))) { |
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$authtype = '<input type="radio" name="login" value="lti" '. |
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$lticheck.' onchange="'.$jscall.'" onclick="'. |
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$jscall.'"'.$disabled.' />'; |
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} |
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$autharg = '<input type="hidden" name="ltiarg" value="" />'; |
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if ($authtype) { |
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$result = &mt('[_1] LTI Authenticated', |
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'<label>'.$authtype.'</label>'.$autharg); |
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} else { |
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$result = '<b>'.&mt('LTI Authenticated').'</b>'. |
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$autharg; |
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} |
return $result; |
return $result; |
} |
} |
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Line 3462 sub get_assignable_auth {
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Line 3521 sub get_assignable_auth {
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krb5 => 1, |
krb5 => 1, |
int => 1, |
int => 1, |
loc => 1, |
loc => 1, |
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lti => 1, |
); |
); |
my %domconfig = &Apache::lonnet::get_dom('configuration',['usercreation'],$dom); |
my %domconfig = &Apache::lonnet::get_dom('configuration',['usercreation'],$dom); |
if (ref($domconfig{'usercreation'}) eq 'HASH') { |
if (ref($domconfig{'usercreation'}) eq 'HASH') { |
Line 4579 sub get_previous_attempt {
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Line 4639 sub get_previous_attempt {
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} |
} |
$prevattempts.= &end_data_table_row().&end_data_table(); |
$prevattempts.= &end_data_table_row().&end_data_table(); |
} else { |
} else { |
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my $msg; |
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if ($symb =~ /ext\.tool$/) { |
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$msg = &mt('No grade passed back.'); |
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} else { |
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$msg = &mt('Nothing submitted - no attempts.'); |
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} |
$prevattempts= |
$prevattempts= |
&start_data_table().&start_data_table_row(). |
&start_data_table().&start_data_table_row(). |
'<td>'.&mt('Nothing submitted - no attempts.').'</td>'. |
'<td>'.$msg.'</td>'. |
&end_data_table_row().&end_data_table(); |
&end_data_table_row().&end_data_table(); |
} |
} |
} else { |
} else { |
Line 4686 sub get_student_view {
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Line 4752 sub get_student_view {
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} |
} |
if (defined($target)) { $form{'grade_target'} = $target; } |
if (defined($target)) { $form{'grade_target'} = $target; } |
$feedurl=&Apache::lonnet::clutter($feedurl); |
$feedurl=&Apache::lonnet::clutter($feedurl); |
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if (($feedurl =~ /ext\.tool$/) && ($target eq 'tex')) { |
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$feedurl =~ s{^/adm/wrapper}{}; |
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} |
my ($userview,$response)=&Apache::lonnet::ssi_body($feedurl,%form); |
my ($userview,$response)=&Apache::lonnet::ssi_body($feedurl,%form); |
$userview=~s/\<body[^\>]*\>//gi; |
$userview=~s/\<body[^\>]*\>//gi; |
$userview=~s/\<\/body\>//gi; |
$userview=~s/\<\/body\>//gi; |
Line 5115 sub blockcheck {
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Line 5184 sub blockcheck {
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($env{'request.role'} !~ m{^st\./\Q$cdom\E/\Q$cnum\E})); |
($env{'request.role'} !~ m{^st\./\Q$cdom\E/\Q$cnum\E})); |
next if ($no_userblock); |
next if ($no_userblock); |
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# Retrieve blocking times and identity of locker for course |
# Retrieve blocking times and identity of blocker for course |
# of specified user, unless user has 'evb' privilege. |
# of specified user, unless user has 'evb' privilege. |
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my ($start,$end,$trigger) = |
my ($start,$end,$trigger) = |
Line 8893 sub end_togglebox {
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Line 8962 sub end_togglebox {
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} |
} |
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sub LCprogressbar_script { |
sub LCprogressbar_script { |
my ($id)=@_; |
my ($id,$number_to_do)=@_; |
return(<<ENDPROGRESS); |
if ($number_to_do) { |
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return(<<ENDPROGRESS); |
<script type="text/javascript"> |
<script type="text/javascript"> |
// <![CDATA[ |
// <![CDATA[ |
\$('#progressbar$id').progressbar({ |
\$('#progressbar$id').progressbar({ |
Line 8907 sub LCprogressbar_script {
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Line 8977 sub LCprogressbar_script {
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// ]]> |
// ]]> |
</script> |
</script> |
ENDPROGRESS |
ENDPROGRESS |
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} else { |
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return(<<ENDPROGRESS); |
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<script type="text/javascript"> |
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// <![CDATA[ |
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\$('#progressbar$id').progressbar({ |
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value: false, |
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create: function(event, ui) { |
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\$('.ui-widget-header', this).css({'background':'#F0F0F0'}); |
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\$('.ui-progressbar-overlay', this).css({'margin':'0'}); |
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} |
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}); |
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// ]]> |
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</script> |
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ENDPROGRESS |
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} |
} |
} |
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sub LCprogressbarUpdate_script { |
sub LCprogressbarUpdate_script { |
return(<<ENDPROGRESSUPDATE); |
return(<<ENDPROGRESSUPDATE); |
<style type="text/css"> |
<style type="text/css"> |
.ui-progressbar { position:relative; } |
.ui-progressbar { position:relative; } |
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.progress-label {position: absolute; width: 100%; text-align: center; top: 1px; font-weight: bold; text-shadow: 1px 1px 0 #fff;margin: 0; line-height: 200%; } |
.pblabel { position: absolute; width: 100%; text-align: center; line-height: 1.9em; } |
.pblabel { position: absolute; width: 100%; text-align: center; line-height: 1.9em; } |
</style> |
</style> |
<script type="text/javascript"> |
<script type="text/javascript"> |
// <![CDATA[ |
// <![CDATA[ |
var LCprogressTxt='---'; |
var LCprogressTxt='---'; |
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function LCupdateProgress(percent,progresstext,id) { |
function LCupdateProgress(percent,progresstext,id,maxnum) { |
LCprogressTxt=progresstext; |
LCprogressTxt=progresstext; |
\$('#progressbar'+id).progressbar('value',percent); |
if ((maxnum == '') || (maxnum == undefined) || (maxnum == null)) { |
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\$('#progressbar'+id).find('.progress-label').text(LCprogressTxt); |
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} else if (percent === \$('#progressbar'+id).progressbar( "value" )) { |
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\$('#progressbar'+id).find('.pblabel').text(LCprogressTxt); |
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} else { |
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\$('#progressbar'+id).progressbar('value',percent); |
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} |
} |
} |
// ]]> |
// ]]> |
</script> |
</script> |
Line 8933 my $LCidcnt;
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Line 9025 my $LCidcnt;
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my $LCcurrentid; |
my $LCcurrentid; |
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sub LCprogressbar { |
sub LCprogressbar { |
my ($r)=(@_); |
my ($r,$number_to_do,$preamble)=@_; |
$LClastpercent=0; |
$LClastpercent=0; |
$LCidcnt++; |
$LCidcnt++; |
$LCcurrentid=$$.'_'.$LCidcnt; |
$LCcurrentid=$$.'_'.$LCidcnt; |
my $starting=&mt('Starting'); |
my ($starting,$content); |
my $content=(<<ENDPROGBAR); |
if ($number_to_do) { |
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$starting=&mt('Starting'); |
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$content=(<<ENDPROGBAR); |
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$preamble |
<div id="progressbar$LCcurrentid"> |
<div id="progressbar$LCcurrentid"> |
<span class="pblabel">$starting</span> |
<span class="pblabel">$starting</span> |
</div> |
</div> |
ENDPROGBAR |
ENDPROGBAR |
&r_print($r,$content.&LCprogressbar_script($LCcurrentid)); |
} else { |
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$starting=&mt('Loading...'); |
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$LClastpercent='false'; |
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$content=(<<ENDPROGBAR); |
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$preamble |
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<div id="progressbar$LCcurrentid"> |
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<div class="progress-label">$starting</div> |
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</div> |
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ENDPROGBAR |
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} |
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&r_print($r,$content.&LCprogressbar_script($LCcurrentid,$number_to_do)); |
} |
} |
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sub LCprogressbarUpdate { |
sub LCprogressbarUpdate { |
my ($r,$val,$text)=@_; |
my ($r,$val,$text,$number_to_do)=@_; |
unless ($val) { |
if ($number_to_do) { |
if ($LClastpercent) { |
unless ($val) { |
$val=$LClastpercent; |
if ($LClastpercent) { |
} else { |
$val=$LClastpercent; |
$val=0; |
} else { |
} |
$val=0; |
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} |
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} |
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if ($val<0) { $val=0; } |
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if ($val>100) { $val=0; } |
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$LClastpercent=$val; |
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unless ($text) { $text=$val.'%'; } |
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} else { |
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$val = 'false'; |
} |
} |
if ($val<0) { $val=0; } |
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if ($val>100) { $val=0; } |
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$LClastpercent=$val; |
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unless ($text) { $text=$val.'%'; } |
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$text=&js_ready($text); |
$text=&js_ready($text); |
&r_print($r,<<ENDUPDATE); |
&r_print($r,<<ENDUPDATE); |
<script type="text/javascript"> |
<script type="text/javascript"> |
// <![CDATA[ |
// <![CDATA[ |
LCupdateProgress($val,'$text','$LCcurrentid'); |
LCupdateProgress($val,'$text','$LCcurrentid','$number_to_do'); |
// ]]> |
// ]]> |
</script> |
</script> |
ENDUPDATE |
ENDUPDATE |
Line 9148 function expand_div(caller) {
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Line 9257 function expand_div(caller) {
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sub simple_error_page { |
sub simple_error_page { |
my ($r,$title,$msg,$args) = @_; |
my ($r,$title,$msg,$args) = @_; |
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my %displayargs; |
if (ref($args) eq 'HASH') { |
if (ref($args) eq 'HASH') { |
if (!$args->{'no_auto_mt_msg'}) { $msg = &mt($msg); } |
if (!$args->{'no_auto_mt_msg'}) { $msg = &mt($msg); } |
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if ($args->{'only_body'}) { |
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$displayargs{'only_body'} = 1; |
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} |
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if ($args->{'no_nav_bar'}) { |
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$displayargs{'no_nav_bar'} = 1; |
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} |
} else { |
} else { |
$msg = &mt($msg); |
$msg = &mt($msg); |
} |
} |
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my $page = |
my $page = |
&Apache::loncommon::start_page($title). |
&Apache::loncommon::start_page($title,'',\%displayargs). |
'<p class="LC_error">'.$msg.'</p>'. |
'<p class="LC_error">'.$msg.'</p>'. |
&Apache::loncommon::end_page(); |
&Apache::loncommon::end_page(); |
if (ref($r)) { |
if (ref($r)) { |
Line 16129 sub group_term {
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Line 16245 sub group_term {
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} |
} |
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sub course_types { |
sub course_types { |
my @types = ('official','unofficial','community','textbook','placement'); |
my @types = ('official','unofficial','community','textbook','placement','lti'); |
my %typename = ( |
my %typename = ( |
official => 'Official course', |
official => 'Official course', |
unofficial => 'Unofficial course', |
unofficial => 'Unofficial course', |
community => 'Community', |
community => 'Community', |
textbook => 'Textbook course', |
textbook => 'Textbook course', |
placement => 'Placement test', |
placement => 'Placement test', |
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lti => 'LTI provider', |
); |
); |
return (\@types,\%typename); |
return (\@types,\%typename); |
} |
} |
Line 16371 sub init_user_environment {
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Line 16488 sub init_user_environment {
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undef,\%userenv,\%domdef,\%is_adv); |
undef,\%userenv,\%domdef,\%is_adv); |
} |
} |
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foreach my $crstype ('official','unofficial','community','textbook','placement') { |
foreach my $crstype ('official','unofficial','community','textbook','placement','lti') { |
$userenv{'canrequest.'.$crstype} = |
$userenv{'canrequest.'.$crstype} = |
&Apache::lonnet::usertools_access($username,$domain,$crstype, |
&Apache::lonnet::usertools_access($username,$domain,$crstype, |
'reload','requestcourses', |
'reload','requestcourses', |
Line 17264 sub update_content_constraints {
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Line 17381 sub update_content_constraints {
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my ($cdom,$cnum,$chome,$cid) = @_; |
my ($cdom,$cnum,$chome,$cid) = @_; |
my %curr_reqd_hash = &Apache::lonnet::userenvironment($cdom,$cnum,'internal.releaserequired'); |
my %curr_reqd_hash = &Apache::lonnet::userenvironment($cdom,$cnum,'internal.releaserequired'); |
my ($reqdmajor,$reqdminor) = split(/\./,$curr_reqd_hash{'internal.releaserequired'}); |
my ($reqdmajor,$reqdminor) = split(/\./,$curr_reqd_hash{'internal.releaserequired'}); |
my %checkresponsetypes; |
my (%checkresponsetypes,%checkcrsrestypes); |
foreach my $key (keys(%Apache::lonnet::needsrelease)) { |
foreach my $key (keys(%Apache::lonnet::needsrelease)) { |
my ($item,$name,$value) = split(/:/,$key); |
my ($item,$name,$value) = split(/:/,$key); |
if ($item eq 'resourcetag') { |
if ($item eq 'resourcetag') { |
if ($name eq 'responsetype') { |
if ($name eq 'responsetype') { |
$checkresponsetypes{$value} = $Apache::lonnet::needsrelease{$key} |
$checkresponsetypes{$value} = $Apache::lonnet::needsrelease{$key} |
} |
} |
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} elsif ($item eq 'course') { |
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if ($name eq 'courserestype') { |
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$checkcrsrestypes{$value} = $Apache::lonnet::needsrelease{$key}; |
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} |
} |
} |
} |
} |
my $navmap = Apache::lonnavmaps::navmap->new(); |
my $navmap = Apache::lonnavmaps::navmap->new(); |
if (defined($navmap)) { |
if (defined($navmap)) { |
my %allresponses; |
my (%allresponses,%allcrsrestypes); |
foreach my $res ($navmap->retrieveResources(undef,sub { $_[0]->is_problem() },1,0)) { |
foreach my $res ($navmap->retrieveResources(undef,sub { $_[0]->is_problem() || $_[0]->is_tool() },1,0)) { |
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if ($res->is_tool()) { |
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if ($allcrsrestypes{'exttool'}) { |
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$allcrsrestypes{'exttool'} ++; |
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} else { |
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$allcrsrestypes{'exttool'} = 1; |
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} |
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next; |
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} |
my %responses = $res->responseTypes(); |
my %responses = $res->responseTypes(); |
foreach my $key (keys(%responses)) { |
foreach my $key (keys(%responses)) { |
next unless(exists($checkresponsetypes{$key})); |
next unless(exists($checkresponsetypes{$key})); |
Line 17289 sub update_content_constraints {
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Line 17418 sub update_content_constraints {
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($reqdmajor,$reqdminor) = ($major,$minor); |
($reqdmajor,$reqdminor) = ($major,$minor); |
} |
} |
} |
} |
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foreach my $key (keys(%allcrsrestypes)) { |
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my ($major,$minor) = split(/\./,$checkcrsrestypes{$key}); |
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if (($major > $reqdmajor) || ($major == $reqdmajor && $minor > $reqdminor)) { |
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($reqdmajor,$reqdminor) = ($major,$minor); |
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} |
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} |
undef($navmap); |
undef($navmap); |
} |
} |
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my $suppmap = 'supplemental.sequence'; |
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my ($suppcount,$supptools,$errors) = (0,0,0); |
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($suppcount,$supptools,$errors) = &recurse_supplemental($cnum,$cdom,$suppmap, |
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$suppcount,$supptools,$errors); |
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if ($supptools) { |
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my ($major,$minor) = split(/\./,$checkcrsrestypes{'exttool'}); |
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if (($major > $reqdmajor) || ($major == $reqdmajor && $minor > $reqdminor)) { |
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($reqdmajor,$reqdminor) = ($major,$minor); |
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} |
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} |
unless (($reqdmajor eq '') && ($reqdminor eq '')) { |
unless (($reqdmajor eq '') && ($reqdminor eq '')) { |
&Apache::lonnet::update_released_required($reqdmajor.'.'.$reqdminor,$cdom,$cnum,$chome,$cid); |
&Apache::lonnet::update_released_required($reqdmajor.'.'.$reqdminor,$cdom,$cnum,$chome,$cid); |
} |
} |
Line 17347 sub parse_supplemental_title {
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Line 17492 sub parse_supplemental_title {
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} |
} |
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sub recurse_supplemental { |
sub recurse_supplemental { |
my ($cnum,$cdom,$suppmap,$numfiles,$errors) = @_; |
my ($cnum,$cdom,$suppmap,$numfiles,$numexttools,$errors) = @_; |
if ($suppmap) { |
if ($suppmap) { |
my ($errtext,$fatal) = &LONCAPA::map::mapread('/uploaded/'.$cdom.'/'.$cnum.'/'.$suppmap); |
my ($errtext,$fatal) = &LONCAPA::map::mapread('/uploaded/'.$cdom.'/'.$cnum.'/'.$suppmap); |
if ($fatal) { |
if ($fatal) { |
Line 17358 sub recurse_supplemental {
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Line 17503 sub recurse_supplemental {
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my ($title,$src,$ext,$type,$status)=split(/\:/,$res); |
my ($title,$src,$ext,$type,$status)=split(/\:/,$res); |
if (($src ne '') && ($status eq 'res')) { |
if (($src ne '') && ($status eq 'res')) { |
if ($src =~ m{^\Q/uploaded/$cdom/$cnum/\E(supplemental_\d+\.sequence)$}) { |
if ($src =~ m{^\Q/uploaded/$cdom/$cnum/\E(supplemental_\d+\.sequence)$}) { |
($numfiles,$errors) = &recurse_supplemental($cnum,$cdom,$1,$numfiles,$errors); |
($numfiles,$numexttools,$errors) = &recurse_supplemental($cnum,$cdom,$1, |
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$numfiles,$numexttools,$errors); |
} else { |
} else { |
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if ($src =~ m{^/adm/$cdom/$cnum/\d+/ext\.tool$}) { |
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$numexttools ++; |
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} |
$numfiles ++; |
$numfiles ++; |
} |
} |
} |
} |
Line 17367 sub recurse_supplemental {
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Line 17516 sub recurse_supplemental {
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} |
} |
} |
} |
} |
} |
return ($numfiles,$errors); |
return ($numfiles,$numexttools,$errors); |
} |
} |
|
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sub symb_to_docspath { |
sub symb_to_docspath { |
Line 17762 sub des_decrypt {
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Line 17911 sub des_decrypt {
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return $plaintext; |
return $plaintext; |
} |
} |
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|
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sub make_short_symbs { |
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my ($cdom,$cnum,$navmap) = @_; |
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return unless (ref($navmap)); |
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my ($numnew,@errors); |
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my @toshorten = &Apache::loncommon::get_env_multiple('form.addtiny'); |
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if (@toshorten) { |
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my (%maps,%resources,%titles); |
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&Apache::loncourserespicker::enumerate_course_contents($navmap,\%maps,\%resources,\%titles, |
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'shorturls',$cdom,$cnum); |
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my %tocreate; |
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if (keys(%resources)) { |
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foreach my $item (sort {$a <=> $b} (@toshorten)) { |
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my $symb = $resources{$item}; |
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if ($symb) { |
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$tocreate{$cnum.'&'.$symb} = 1; |
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} |
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} |
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} |
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if (keys(%tocreate)) { |
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my %coursetiny = &Apache::lonnet::dump('tiny',$cdom,$cnum); |
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my $su = Short::URL->new(no_vowels => 1); |
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my $init = ''; |
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my (%newunique,%addcourse,%courseonly,%failed); |
|
# get lock on tiny db |
|
my $now = time; |
|
my $lockhash = { |
|
"lock\0$now" => $env{'user.name'}. |
|
':'.$env{'user.domain'}, |
|
}; |
|
my $tries = 0; |
|
my $gotlock = &Apache::lonnet::newput_dom('tiny',$lockhash,$cdom); |
|
my ($code,$error); |
|
while (($gotlock ne 'ok') && ($tries<3)) { |
|
$tries ++; |
|
sleep 1; |
|
$gotlock = &Apache::lonnet::newput_dom('uniquecodes',$lockhash,$cdom); |
|
} |
|
if ($gotlock eq 'ok') { |
|
$init = &shorten_symbs($cdom,$init,$su,\%coursetiny,\%tocreate,\%newunique, |
|
\%addcourse,\%courseonly,\%failed); |
|
if (keys(%failed)) { |
|
my $numfailed = scalar(keys(%failed)); |
|
push(@errors,&mt('error: could not obtain unique six character URL for [quant,_1,resource]',$numfailed)); |
|
} |
|
if (keys(%newunique)) { |
|
my $putres = &Apache::lonnet::newput_dom('tiny',\%newunique,$cdom); |
|
if ($putres eq 'ok') { |
|
$numnew = scalar(keys(%newunique)); |
|
my $newputres = &Apache::lonnet::newput('tiny',\%addcourse,$cdom,$cnum); |
|
unless ($newputres eq 'ok') { |
|
push(@errors,&mt('error: could not store course look-up of short URLs')); |
|
} |
|
} else { |
|
push(@errors,&mt('error: could not store unique six character URLs')); |
|
} |
|
} |
|
my $dellockres = &Apache::lonnet::del_dom('tiny',["lock\0$now"],$cdom); |
|
unless ($dellockres eq 'ok') { |
|
push(@errors,&mt('error: could not release lockfile')); |
|
} |
|
} else { |
|
push(@errors,&mt('error: could not obtain lockfile')); |
|
} |
|
if (keys(%courseonly)) { |
|
my $result = &Apache::lonnet::newput('tiny',\%courseonly,$cdom,$cnum); |
|
if ($result ne 'ok') { |
|
push(@errors,&mt('error: could not update course look-up of short URLs')); |
|
} |
|
} |
|
} |
|
} |
|
return ($numnew,\@errors); |
|
} |
|
|
|
sub shorten_symbs { |
|
my ($cdom,$init,$su,$coursetiny,$tocreate,$newunique,$addcourse,$courseonly,$failed) = @_; |
|
return unless ((ref($su)) && (ref($coursetiny) eq 'HASH') && (ref($tocreate) eq 'HASH') && |
|
(ref($newunique) eq 'HASH') && (ref($addcourse) eq 'HASH') && |
|
(ref($courseonly) eq 'HASH') && (ref($failed) eq 'HASH')); |
|
my (%possibles,%collisions); |
|
foreach my $key (keys(%{$tocreate})) { |
|
my $num = String::CRC32::crc32($key); |
|
my $tiny = $su->encode($num,$init); |
|
if ($tiny) { |
|
$possibles{$tiny} = $key; |
|
} |
|
} |
|
if (!$init) { |
|
$init = 1; |
|
} else { |
|
$init ++; |
|
} |
|
if (keys(%possibles)) { |
|
my @posstiny = keys(%possibles); |
|
my $configuname = &Apache::lonnet::get_domainconfiguser($cdom); |
|
my %currtiny = &Apache::lonnet::get('tiny',\@posstiny,$cdom,$configuname); |
|
if (keys(%currtiny)) { |
|
foreach my $key (keys(%currtiny)) { |
|
next if ($currtiny{$key} eq ''); |
|
if ($currtiny{$key} eq $possibles{$key}) { |
|
my ($tcnum,$tsymb) = split(/\&/,$currtiny{$key}); |
|
unless (($coursetiny->{$tsymb} eq $key) || ($addcourse->{$tsymb} eq $key) || ($courseonly->{$tsymb} eq $key)) { |
|
$courseonly->{$tsymb} = $key; |
|
} |
|
} else { |
|
$collisions{$possibles{$key}} = 1; |
|
} |
|
delete($possibles{$key}); |
|
} |
|
} |
|
foreach my $key (keys(%possibles)) { |
|
$newunique->{$key} = $possibles{$key}; |
|
my ($tcnum,$tsymb) = split(/\&/,$possibles{$key}); |
|
unless (($coursetiny->{$tsymb} eq $key) || ($addcourse->{$tsymb} eq $key) || ($courseonly->{$tsymb} eq $key)) { |
|
$addcourse->{$tsymb} = $key; |
|
} |
|
} |
|
} |
|
if (keys(%collisions)) { |
|
if ($init <5) { |
|
if (!$init) { |
|
$init = 1; |
|
} else { |
|
$init ++; |
|
} |
|
$init = &shorten_symbs($cdom,$init,$su,$coursetiny,\%collisions, |
|
$newunique,$addcourse,$courseonly,$failed); |
|
} else { |
|
foreach my $key (keys(%collisions)) { |
|
$failed->{$key} = 1; |
|
} |
|
} |
|
} |
|
return $init; |
|
} |
|
|
1; |
1; |
__END__; |
__END__; |
|
|