version 1.88, 2005/03/18 21:55:49
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version 1.97, 2005/11/09 11:39:57
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Line 33 package Apache::lonuserstate;
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Line 33 package Apache::lonuserstate;
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use strict; |
use strict; |
use Apache::Constants qw(:common :http); |
use Apache::Constants qw(:common :http); |
use HTML::TokeParser; |
use HTML::TokeParser; |
use Apache::lonnet(); |
use Apache::lonnet; |
use Apache::loncommon(); |
use Apache::loncommon(); |
use GDBM_File; |
use GDBM_File; |
use Apache::lonmsg; |
use Apache::lonmsg; |
Line 41 use Safe;
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Line 41 use Safe;
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use Safe::Hole; |
use Safe::Hole; |
use Opcode; |
use Opcode; |
use Apache::lonenc; |
use Apache::lonenc; |
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use Fcntl qw(:flock); |
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# ---------------------------------------------------- Globals for this package |
# ---------------------------------------------------- Globals for this package |
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Line 73 sub versiontrack {
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Line 74 sub versiontrack {
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sub putinversion { |
sub putinversion { |
my $uri=shift; |
my $uri=shift; |
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my $key=$env{'request.course.id'}.'_'.&Apache::lonnet::clutter($uri); |
if ($hash{'version_'.$uri}) { |
if ($hash{'version_'.$uri}) { |
my $version=$hash{'version_'.$uri}; |
my $version=$hash{'version_'.$uri}; |
if ($version eq 'mostrecent') { return $uri; } |
if ($version eq 'mostrecent') { return $uri; } |
Line 81 sub putinversion {
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Line 83 sub putinversion {
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{ return $uri; } |
{ return $uri; } |
$uri=~s/\.(\w+)$/\.$version\.$1/; |
$uri=~s/\.(\w+)$/\.$version\.$1/; |
} |
} |
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&Apache::lonnet::do_cache_new('courseresversion',$key,&Apache::lonnet::declutter($uri),600); |
return $uri; |
return $uri; |
} |
} |
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Line 126 sub loadmap {
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Line 129 sub loadmap {
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# Successfully got file, parse it |
# Successfully got file, parse it |
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my $parser = HTML::TokeParser->new(\$instr); |
my $parser = HTML::TokeParser->new(\$instr); |
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$parser->attr_encoded(1); |
my $token; |
my $token; |
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my $linkpc=0; |
my $linkpc=0; |
Line 138 sub loadmap {
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Line 142 sub loadmap {
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if ($token->[0] eq 'S') { |
if ($token->[0] eq 'S') { |
if ($token->[1] eq 'resource') { |
if ($token->[1] eq 'resource') { |
# -------------------------------------------------------------------- Resource |
# -------------------------------------------------------------------- Resource |
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if ($token->[2]->{'type'} eq 'zombie') { next; } |
my $rid=$lpc.'.'.$token->[2]->{'id'}; |
my $rid=$lpc.'.'.$token->[2]->{'id'}; |
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$hash{'kind_'.$rid}='res'; |
$hash{'kind_'.$rid}='res'; |
Line 161 sub loadmap {
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Line 165 sub loadmap {
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if ($token->[2]->{'external'} eq 'true') { # external |
if ($token->[2]->{'external'} eq 'true') { # external |
$turi=~s/^http\:\/\//\/adm\/wrapper\/ext\//; |
$turi=~s/^http\:\/\//\/adm\/wrapper\/ext\//; |
} elsif ($turi=~/^\/*uploaded\//) { # uploaded |
} elsif ($turi=~/^\/*uploaded\//) { # uploaded |
if (($embstyle eq 'img') || ($embstyle eq 'emb')) { |
if (($embstyle eq 'img') |
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|| ($embstyle eq 'emb') |
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|| ($embstyle eq 'ign') |
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|| ($embstyle eq 'unk')) { |
$turi='/adm/wrapper'.$turi; |
$turi='/adm/wrapper'.$turi; |
} elsif ($embstyle eq 'ssi') { |
} elsif ($embstyle eq 'ssi') { |
#do nothing with these |
#do nothing with these |
Line 338 sub traceroute {
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Line 345 sub traceroute {
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my ($mapid,$resid)=split(/\./,$rid); |
my ($mapid,$resid)=split(/\./,$rid); |
my $symb=&Apache::lonnet::encode_symb($hash{'map_id_'.$mapid},$resid,$hash{'src_'.$rid}); |
my $symb=&Apache::lonnet::encode_symb($hash{'map_id_'.$mapid},$resid,$hash{'src_'.$rid}); |
my $hidden=&Apache::lonnet::EXT('resource.0.hiddenresource',$symb); |
my $hidden=&Apache::lonnet::EXT('resource.0.hiddenresource',$symb); |
if ($hdnflag || lc($hidden) eq 'yes') { $hiddenurl{$rid}=1; } |
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if ($hdnflag || lc($hidden) eq 'yes') { |
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$hiddenurl{$rid}=1; |
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} |
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if (!$hdnflag && lc($hidden) eq 'no') { |
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delete($hiddenurl{$rid}); |
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} |
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my $encrypt=&Apache::lonnet::EXT('resource.0.encrypturl',$symb); |
my $encrypt=&Apache::lonnet::EXT('resource.0.encrypturl',$symb); |
if ($encflag || lc($encrypt) eq 'yes') { $encurl{$rid}=1; } |
if ($encflag || lc($encrypt) eq 'yes') { $encurl{$rid}=1; } |
if (($retfurl eq '') && ($hash{'src_'.$rid}) |
if (($retfurl eq '') && ($hash{'src_'.$rid}) |
Line 539 sub readmap {
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Line 553 sub readmap {
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return 'No course data available.'; |
return 'No course data available.'; |
} |
} |
@cond=('true:normal'); |
@cond=('true:normal'); |
#unlink($fn.'.db'); |
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#unlink($fn.'_symb.db'); |
open(LOCKFILE,">$fn.db.lock"); |
unlink($fn.'.state'); |
my $lock=0; |
unlink($fn.'parms.db'); |
if (flock(LOCKFILE,LOCK_EX|LOCK_NB)) { |
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$lock=1; |
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unlink($fn.'.db'); |
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unlink($fn.'_symb.db'); |
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unlink($fn.'.state'); |
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unlink($fn.'parms.db'); |
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} |
undef %randompick; |
undef %randompick; |
undef %hiddenurl; |
undef %hiddenurl; |
undef %encurl; |
undef %encurl; |
$retfurl=''; |
$retfurl=''; |
if ((tie(%hash,'GDBM_File',"$fn.db",&GDBM_WRCREAT(),0640)) && |
if ($lock && (tie(%hash,'GDBM_File',"$fn.db",&GDBM_WRCREAT(),0640)) && |
(tie(%parmhash,'GDBM_File',$fn.'_parms.db',&GDBM_WRCREAT(),0640))) { |
(tie(%parmhash,'GDBM_File',$fn.'_parms.db',&GDBM_WRCREAT(),0640))) { |
%hash=(); |
%hash=(); |
%parmhash=(); |
%parmhash=(); |
Line 581 sub readmap {
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Line 601 sub readmap {
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} |
} |
# ----------------------------------------------- Close hashes to finally store |
# ----------------------------------------------- Close hashes to finally store |
# --------------------------------- Routine must pass this point, no early outs |
# --------------------------------- Routine must pass this point, no early outs |
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$hash{'first_url'}=$retfurl; |
unless ((untie(%hash)) && (untie(%parmhash))) { |
unless ((untie(%hash)) && (untie(%parmhash))) { |
&Apache::lonnet::logthis("<font color=blue>WARNING: ". |
&Apache::lonnet::logthis("<font color=blue>WARNING: ". |
"Could not untie coursemap $fn for $uri.</font>"); |
"Could not untie coursemap $fn for $uri.</font>"); |
Line 594 sub readmap {
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Line 615 sub readmap {
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&Apache::lonnet::logthis("<font color=blue>WARNING: ". |
&Apache::lonnet::logthis("<font color=blue>WARNING: ". |
"Could not write statemap $fn for $uri.</font>"); |
"Could not write statemap $fn for $uri.</font>"); |
} |
} |
} |
} |
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flock(LOCKFILE,LOCK_UN); |
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close(LOCKFILE); |
} else { |
} else { |
# if we are here it is likely because we are already trying to |
# if we are here it is likely because we are already trying to |
# initialize the course in another child, busy wait trying to |
# initialize the course in another child, busy wait trying to |
# tie the hashes for the next 90 seconds, if we succeed forward |
# tie the hashes for the next 90 seconds, if we succeed forward |
# them on to navmaps, if we fail, throw up the Could not init |
# them on to navmaps, if we fail, throw up the Could not init |
# course screen |
# course screen |
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if ($lock) { |
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# Got the lock but not the DB files |
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flock(LOCKFILE,LOCK_UN); |
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} |
untie(%hash); |
untie(%hash); |
untie(%parmhash); |
untie(%parmhash); |
&Apache::lonnet::logthis("<font color=blue>WARNING: ". |
&Apache::lonnet::logthis("<font color=blue>WARNING: ". |
Line 609 sub readmap {
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Line 636 sub readmap {
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while($i<90) { |
while($i<90) { |
$i++; |
$i++; |
sleep(1); |
sleep(1); |
if ((tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER(),0640))) { |
if (flock(LOCKFILE,LOCK_EX|LOCK_NB) && |
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(tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER(),0640))) { |
if (tie(%parmhash,'GDBM_File',$fn.'_parms.db',&GDBM_READER(),0640)) { |
if (tie(%parmhash,'GDBM_File',$fn.'_parms.db',&GDBM_READER(),0640)) { |
$retfurl='/adm/navmaps'; |
$retfurl='/adm/navmaps'; |
&Apache::lonnet::appenv("request.course.id" => $short, |
&Apache::lonnet::appenv("request.course.id" => $short, |
Line 623 sub readmap {
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Line 651 sub readmap {
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untie(%hash); |
untie(%hash); |
untie(%parmhash); |
untie(%parmhash); |
} |
} |
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flock(LOCKFILE,LOCK_UN); |
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close(LOCKFILE); |
} |
} |
&Apache::lonmsg::author_res_msg($ENV{'request.course.uri'},$errtext); |
&Apache::lonmsg::author_res_msg($env{'request.course.uri'},$errtext); |
# ------------------------------------------------- Check for critical messages |
# ------------------------------------------------- Check for critical messages |
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my @what=&Apache::lonnet::dump('critical',$ENV{'user.domain'}, |
my @what=&Apache::lonnet::dump('critical',$env{'user.domain'}, |
$ENV{'user.name'}); |
$env{'user.name'}); |
if ($what[0]) { |
if ($what[0]) { |
if (($what[0] ne 'con_lost') && ($what[0]!~/^error\:/)) { |
if (($what[0] ne 'con_lost') && ($what[0]!~/^error\:/)) { |
$retfurl='/adm/email?critical=display'; |
$retfurl='/adm/email?critical=display'; |
Line 640 sub readmap {
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Line 670 sub readmap {
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# ------------------------------------------------------- Evaluate state string |
# ------------------------------------------------------- Evaluate state string |
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sub evalstate { |
sub evalstate { |
my $fn=$ENV{'request.course.fn'}.'.state'; |
my $fn=$env{'request.course.fn'}.'.state'; |
my $state=''; |
my $state=''; |
if (-e $fn) { |
if (-e $fn) { |
my @conditions=(); |
my @conditions=(); |
Line 672 sub evalstate {
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Line 702 sub evalstate {
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} |
} |
} |
} |
} |
} |
&Apache::lonnet::appenv('user.state.'.$ENV{'request.course.id'} => $state); |
&Apache::lonnet::appenv('user.state.'.$env{'request.course.id'} => $state); |
return $state; |
return $state; |
} |
} |
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