version 1.216, 2002/05/08 17:40:03
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version 1.228, 2002/05/18 19:59:07
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Line 77 use Apache::File;
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Line 77 use Apache::File;
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use LWP::UserAgent(); |
use LWP::UserAgent(); |
use HTTP::Headers; |
use HTTP::Headers; |
use vars |
use vars |
qw(%perlvar %hostname %homecache %hostip %spareid %hostdom |
qw(%perlvar %hostname %homecache %badhomecache %hostip %spareid %hostdom |
%libserv %pr %prp %metacache %packagetab |
%libserv %pr %prp %metacache %packagetab |
%courselogs %accesshash $processmarker $dumpcount |
%courselogs %accesshash $processmarker $dumpcount |
%coursedombuf %coursehombuf %courseresdatacache); |
%coursedombuf %coursehombuf %courseresdatacache); |
Line 482 sub authenticate {
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Line 482 sub authenticate {
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sub homeserver { |
sub homeserver { |
my ($uname,$udom)=@_; |
my ($uname,$udom)=@_; |
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my $index="$uname:$udom"; |
my $index="$uname:$udom"; |
if ($homecache{$index}) { return "$homecache{$index}"; } |
if ($homecache{$index}) { |
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return "$homecache{$index}"; |
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} |
my $tryserver; |
my $tryserver; |
foreach $tryserver (keys %libserv) { |
foreach $tryserver (keys %libserv) { |
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next if (exists($badhomecache{$index}->{$tryserver})); |
if ($hostdom{$tryserver} eq $udom) { |
if ($hostdom{$tryserver} eq $udom) { |
my $answer=reply("home:$udom:$uname",$tryserver); |
my $answer=reply("home:$udom:$uname",$tryserver); |
if ($answer eq 'found') { |
if ($answer eq 'found') { |
$homecache{$index}=$tryserver; |
$homecache{$index}=$tryserver; |
return $tryserver; |
return $tryserver; |
} |
} else { |
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$badhomecache{$index}->{$tryserver}=1; |
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} |
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} else { |
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$badhomecache{$index}->{$tryserver}=1; |
} |
} |
} |
} |
return 'no_host'; |
return 'no_host'; |
Line 2196 sub courseresdata {
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Line 2201 sub courseresdata {
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# --------------------------------------------------------- Value of a Variable |
# --------------------------------------------------------- Value of a Variable |
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sub EXT { |
sub EXT { |
my ($varname,$symbparm)=@_; |
my ($varname,$symbparm,$udom,$uname)=@_; |
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unless ($varname) { return ''; } |
unless ($varname) { return ''; } |
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#get real user name/domain, courseid and symb |
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my $courseid; |
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if (!($uname && $udom)) { |
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(my $cursymb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser(); |
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if (!$symbparm) { $symbparm=$cursymb; } |
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} else { |
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$courseid=$ENV{'request.course.id'}; |
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} |
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my ($realm,$space,$qualifier,@therest)=split(/\./,$varname); |
my ($realm,$space,$qualifier,@therest)=split(/\./,$varname); |
my $rest; |
my $rest; |
if ($therest[0]) { |
if ($therest[0]) { |
Line 2212 sub EXT {
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Line 2228 sub EXT {
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if ($realm eq 'user') { |
if ($realm eq 'user') { |
# --------------------------------------------------------------- user.resource |
# --------------------------------------------------------------- user.resource |
if ($space eq 'resource') { |
if ($space eq 'resource') { |
my %restored=&restore(); |
my %restored=&restore(undef,undef,$udom,$uname); |
return $restored{$qualifierrest}; |
return $restored{$qualifierrest}; |
# ----------------------------------------------------------------- user.access |
# ----------------------------------------------------------------- user.access |
} elsif ($space eq 'access') { |
} elsif ($space eq 'access') { |
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# FIXME - not supporting calls for a specific user |
return &allowed($qualifier,$rest); |
return &allowed($qualifier,$rest); |
# ------------------------------------------ user.preferences, user.environment |
# ------------------------------------------ user.preferences, user.environment |
} elsif (($space eq 'preferences') || ($space eq 'environment')) { |
} elsif (($space eq 'preferences') || ($space eq 'environment')) { |
return $ENV{join('.',('environment',$qualifierrest))}; |
if (($uname eq $ENV{'user.name'}) && |
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($udom eq $ENV{'user.domain'})) { |
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return $ENV{join('.',('environment',$qualifierrest))}; |
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} else { |
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my %returnhash=&userenvironment($udom,$uname,$qualifierrest); |
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return $returnhash{$qualifierrest}; |
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} |
# ----------------------------------------------------------------- user.course |
# ----------------------------------------------------------------- user.course |
} elsif ($space eq 'course') { |
} elsif ($space eq 'course') { |
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# FIXME - not supporting calls for a specific user |
return $ENV{join('.',('request.course',$qualifier))}; |
return $ENV{join('.',('request.course',$qualifier))}; |
# ------------------------------------------------------------------- user.role |
# ------------------------------------------------------------------- user.role |
} elsif ($space eq 'role') { |
} elsif ($space eq 'role') { |
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# FIXME - not supporting calls for a specific user |
my ($role,$where)=split(/\./,$ENV{'request.role'}); |
my ($role,$where)=split(/\./,$ENV{'request.role'}); |
if ($qualifier eq 'value') { |
if ($qualifier eq 'value') { |
return $role; |
return $role; |
Line 2233 sub EXT {
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Line 2258 sub EXT {
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} |
} |
# ----------------------------------------------------------------- user.domain |
# ----------------------------------------------------------------- user.domain |
} elsif ($space eq 'domain') { |
} elsif ($space eq 'domain') { |
return $ENV{'user.domain'}; |
return $udom; |
# ------------------------------------------------------------------- user.name |
# ------------------------------------------------------------------- user.name |
} elsif ($space eq 'name') { |
} elsif ($space eq 'name') { |
return $ENV{'user.name'}; |
return $uname; |
# ---------------------------------------------------- Any other user namespace |
# ---------------------------------------------------- Any other user namespace |
} else { |
} else { |
my $item=($rest)?$qualifier.'.'.$rest:$qualifier; |
my $item=($rest)?$qualifier.'.'.$rest:$qualifier; |
Line 2253 sub EXT {
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Line 2278 sub EXT {
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} |
} |
} elsif ($realm eq 'course') { |
} elsif ($realm eq 'course') { |
# ---------------------------------------------------------- course.description |
# ---------------------------------------------------------- course.description |
return $ENV{'course.'.$ENV{'request.course.id'}.'.'. |
return $ENV{'course.'.$courseid.'.'.$spacequalifierrest}; |
$spacequalifierrest}; |
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} elsif ($realm eq 'resource') { |
} elsif ($realm eq 'resource') { |
if ($ENV{'request.course.id'}) { |
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# print '<br>'.$space.' - '.$qualifier.' - '.$spacequalifierrest; |
if ($courseid eq $ENV{'request.course.id'}) { |
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#print '<br>'.$space.' - '.$qualifier.' - '.$spacequalifierrest; |
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# ----------------------------------------------------- Cascading lookup scheme |
# ----------------------------------------------------- Cascading lookup scheme |
my $symbp; |
if (!$symbparm) { $symbparm=&symbread(); } |
if ($symbparm) { |
my $symbp=$symbparm; |
$symbp=$symbparm; |
my $mapp=(split(/\_\_\_/,$symbp))[0]; |
} else { |
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$symbp=&symbread(); |
my $symbparm=$symbp.'.'.$spacequalifierrest; |
} |
my $mapparm=$mapp.'___(all).'.$spacequalifierrest; |
my $mapp=(split(/\_\_\_/,$symbp))[0]; |
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my $section; |
my $symbparm=$symbp.'.'.$spacequalifierrest; |
if (($ENV{'user.name'} eq $uname) && |
my $mapparm=$mapp.'___(all).'.$spacequalifierrest; |
($ENV{'user.domain'} eq $udom)) { |
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$section={'request.course.sec'}; |
my $seclevel= |
} else { |
$ENV{'request.course.id'}.'.['. |
$section=&usection($udom,$uname,$courseid); |
$ENV{'request.course.sec'}.'].'.$spacequalifierrest; |
} |
my $seclevelr= |
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$ENV{'request.course.id'}.'.['. |
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$ENV{'request.course.sec'}.'].'.$symbparm; |
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my $seclevelm= |
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$ENV{'request.course.id'}.'.['. |
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$ENV{'request.course.sec'}.'].'.$mapparm; |
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my $courselevel= |
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$ENV{'request.course.id'}.'.'.$spacequalifierrest; |
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my $courselevelr= |
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$ENV{'request.course.id'}.'.'.$symbparm; |
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my $courselevelm= |
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$ENV{'request.course.id'}.'.'.$mapparm; |
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# ----------------------------------------------------------- first, check user |
my $seclevel=$courseid.'.['.$section.'].'.$spacequalifierrest; |
my %resourcedata=get('resourcedata', |
my $seclevelr=$courseid.'.['.$section.'].'.$symbparm; |
[$courselevelr,$courselevelm,$courselevel]); |
my $seclevelm=$courseid.'.['.$section.'].'.$mapparm; |
if (($resourcedata{$courselevelr}!~/^error\:/) && |
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($resourcedata{$courselevelr}!~/^con_lost/)) { |
my $courselevel=$courseid.'.'.$spacequalifierrest; |
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my $courselevelr=$courseid.'.'.$symbparm; |
if ($resourcedata{$courselevelr}) { |
my $courselevelm=$courseid.'.'.$mapparm; |
return $resourcedata{$courselevelr}; } |
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if ($resourcedata{$courselevelm}) { |
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return $resourcedata{$courselevelm}; } |
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if ($resourcedata{$courselevel}) { return $resourcedata{$courselevel}; } |
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} else { |
# ----------------------------------------------------------- first, check user |
if ($resourcedata{$courselevelr}!~/No such file/) { |
my %resourcedata=&get('resourcedata', |
&logthis("<font color=blue>WARNING:". |
[$courselevelr,$courselevelm,$courselevel], |
" Trying to get resource data for ".$ENV{'user.name'}." at " |
$udom,$uname); |
.$ENV{'user.domain'}.": ".$resourcedata{$courselevelr}. |
if (($resourcedata{$courselevelr}!~/^error\:/) && |
"</font>"); |
($resourcedata{$courselevelr}!~/^con_lost/)) { |
} |
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} |
if ($resourcedata{$courselevelr}) { |
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return $resourcedata{$courselevelr}; } |
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if ($resourcedata{$courselevelm}) { |
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return $resourcedata{$courselevelm}; } |
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if ($resourcedata{$courselevel}) { |
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return $resourcedata{$courselevel}; } |
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} else { |
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if ($resourcedata{$courselevelr}!~/No such file/) { |
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&logthis("<font color=blue>WARNING:". |
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" Trying to get resource data for ". |
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$uname." at ".$udom.": ". |
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$resourcedata{$courselevelr}."</font>"); |
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} |
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} |
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# -------------------------------------------------------- second, check course |
# -------------------------------------------------------- second, check course |
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my $coursereply=&courseresdata( |
my $coursereply=&courseresdata($ENV{'course.'.$courseid.'.num'}, |
$ENV{'course.'.$ENV{'request.course.id'}.'.num'}, |
$ENV{'course.'.$courseid.'.domain'}, |
$ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, |
($seclevelr,$seclevelm,$seclevel, |
($seclevelr,$seclevelm,$seclevel, |
$courselevelr,$courselevelm, |
$courselevelr,$courselevelm,$courselevel)); |
$courselevel)); |
if ($coursereply) { return $coursereply; } |
if ($coursereply) { return $coursereply; } |
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# ------------------------------------------------------ third, check map parms |
# ------------------------------------------------------ third, check map parms |
my %parmhash=(); |
my %parmhash=(); |
my $thisparm=''; |
my $thisparm=''; |
if (tie(%parmhash,'GDBM_File', |
if (tie(%parmhash,'GDBM_File', |
$ENV{'request.course.fn'}.'_parms.db',&GDBM_READER,0640)) { |
$ENV{'request.course.fn'}.'_parms.db', |
$thisparm=$parmhash{$symbparm}; |
&GDBM_READER,0640)) { |
untie(%parmhash); |
$thisparm=$parmhash{$symbparm}; |
} |
untie(%parmhash); |
if ($thisparm) { return $thisparm; } |
} |
} |
if ($thisparm) { return $thisparm; } |
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} |
# --------------------------------------------- last, look in resource metadata |
# --------------------------------------------- last, look in resource metadata |
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$spacequalifierrest=~s/\./\_/; |
$spacequalifierrest=~s/\./\_/; |
my $metadata=&metadata($ENV{'request.filename'},$spacequalifierrest); |
my $metadata=&metadata($ENV{'request.filename'},$spacequalifierrest); |
if ($metadata) { return $metadata; } |
if ($metadata) { return $metadata; } |
$metadata=&metadata($ENV{'request.filename'}, |
$metadata=&metadata($ENV{'request.filename'}, |
'parameter_'.$spacequalifierrest); |
'parameter_'.$spacequalifierrest); |
if ($metadata) { return $metadata; } |
if ($metadata) { return $metadata; } |
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# ------------------------------------------------------------------ Cascade up |
# ------------------------------------------------------------------ Cascade up |
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unless ($space eq '0') { |
unless ($space eq '0') { |
my ($part,$id)=split(/\_/,$space); |
my ($part,$id)=split(/\_/,$space); |
if ($id) { |
if ($id) { |
my $partgeneral=&EXT('resource.'.$part.'.'.$qualifierrest, |
my $partgeneral=&EXT('resource.'.$part.'.'.$qualifierrest, |
$symbparm,$udom,$uname); |
$symbparm); |
if ($partgeneral) { return $partgeneral; } |
if ($partgeneral) { return $partgeneral; } |
} else { |
} else { |
my $resourcegeneral=&EXT('resource.0.'.$qualifierrest, |
my $resourcegeneral=&EXT('resource.0.'.$qualifierrest, |
$symbparm,$udom,$uname); |
$symbparm); |
if ($resourcegeneral) { return $resourcegeneral; } |
if ($resourcegeneral) { return $resourcegeneral; } |
} |
} |
} |
} |
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# ---------------------------------------------------- Any other user namespace |
# ---------------------------------------------------- Any other user namespace |
} elsif ($realm eq 'environment') { |
} elsif ($realm eq 'environment') { |
# ----------------------------------------------------------------- environment |
# ----------------------------------------------------------------- environment |
return $ENV{'environment.'.$spacequalifierrest}; |
if (($uname eq $ENV{'user.name'})&&($udom eq $ENV{'user.domain'})) { |
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return $ENV{'environment.'.$spacequalifierrest}; |
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} else { |
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my %returnhash=&userenvironment($udom,$uname, |
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$spacequalifierrest); |
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return $returnhash{$spacequalifierrest}; |
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} |
} elsif ($realm eq 'system') { |
} elsif ($realm eq 'system') { |
# ----------------------------------------------------------------- system.time |
# ----------------------------------------------------------------- system.time |
if ($space eq 'time') { |
if ($space eq 'time') { |
Line 2738 sub hreflocation {
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Line 2763 sub hreflocation {
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unless (($file=~/^http:\/\//i) || ($file=~/^\//)) { |
unless (($file=~/^http:\/\//i) || ($file=~/^\//)) { |
my $finalpath=filelocation($dir,$file); |
my $finalpath=filelocation($dir,$file); |
$finalpath=~s/^\/home\/httpd\/html//; |
$finalpath=~s/^\/home\/httpd\/html//; |
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$finalpath=~s-/home/(\w+)/public_html/-/~$1/-; |
return $finalpath; |
return $finalpath; |
} else { |
} else { |
return $file; |
return $file; |
Line 2779 sub goodbye {
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Line 2805 sub goodbye {
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} |
} |
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BEGIN { |
BEGIN { |
# ------------------------------------------------------------ Read access.conf |
# ----------------------------------- Read loncapa.conf and loncapa_apache.conf |
unless ($readit) { |
unless ($readit) { |
{ |
{ |
my $config=Apache::File->new("/etc/httpd/conf/access.conf"); |
my $config=Apache::File->new("/etc/httpd/conf/loncapa.conf"); |
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while (my $configline=<$config>) { |
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if ($configline =~ /^[^\#]*PerlSetVar/) { |
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my ($dummy,$varname,$varvalue)=split(/\s+/,$configline); |
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chomp($varvalue); |
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$perlvar{$varname}=$varvalue; |
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} |
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} |
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} |
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{ |
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my $config=Apache::File->new("/etc/httpd/conf/loncapa_apache.conf"); |
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while (my $configline=<$config>) { |
while (my $configline=<$config>) { |
if ($configline =~ /PerlSetVar/) { |
if ($configline =~ /^[^\#]*PerlSetVar/) { |
my ($dummy,$varname,$varvalue)=split(/\s+/,$configline); |
my ($dummy,$varname,$varvalue)=split(/\s+/,$configline); |
chomp($varvalue); |
chomp($varvalue); |
$perlvar{$varname}=$varvalue; |
$perlvar{$varname}=$varvalue; |
Line 3254 replicates and subscribes to the file
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Line 3291 replicates and subscribes to the file
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=item * |
=item * |
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filelocation($dir,$file) : returns file system location of a file based on URI; |
filelocation($dir,$file) : returns file system location of a file based on URI; |
meant to be "fairly clean" absolute reference |
meant to be "fairly clean" absolute reference, $dir is a directory that relative $file lookups are to looked in ($dir of /a/dir and a file of ../bob will become /a/bob) |
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=item * |
=item * |
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