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Diff for /loncom/LONCAPA.pm between versions 1.13.2.1 and 1.20

version 1.13.2.1, 2006/10/13 19:11:05 version 1.20, 2006/12/09 23:34:42
Line 38  use POSIX; Line 38  use POSIX;
   
 my $loncapa_max_wait_time = 13;  my $loncapa_max_wait_time = 13;
   
   
   use vars qw($match_domain   $match_not_domain
       $match_username $match_not_username
       $match_courseid $match_not_courseid
       $match_name
       $match_handle   $match_not_handle);
   
 require Exporter;  require Exporter;
 our @ISA = qw (Exporter);  our @ISA = qw (Exporter);
 our @EXPORT = qw(&add_get_param &escape &unescape &tie_domain_hash &untie_domain_hash &tie_user_hash &untie_user_hash &propath);  our @EXPORT = qw(&add_get_param    &escape            &unescape       
    &tie_domain_hash  &untie_domain_hash &tie_user_hash
    &untie_user_hash  &propath);
   our @EXPORT_OK = qw($match_domain   $match_not_domain
       $match_username $match_not_username
       $match_courseid $match_not_courseid
       $match_name
       $match_handle   $match_not_handle);
   our %EXPORT_TAGS = ( 'match' =>[qw($match_domain   $match_not_domain
      $match_username $match_not_username
      $match_courseid $match_not_courseid
      $match_name
      $match_handle   $match_not_handle)],);
 my %perlvar;  my %perlvar;
   
   
Line 83  sub unescape { Line 102  sub unescape {
     return $str;      return $str;
 }  }
   
   $match_domain     = $LONCAPA::domain_re     = qr{[\w\-.]+};
   $match_not_domain = $LONCAPA::not_domain_re = qr{[^\w\-.]+};
   sub clean_domain {
       my ($domain) = @_;
       $domain =~ s/$match_not_domain//g;
       return $domain;
   }
   
   $match_username     = $LONCAPA::username_re     = qr{[\w\-.]+};
   $match_not_username = $LONCAPA::not_username_re = qr{[^\w\-.]+};
   sub clean_username {
       my ($username) = @_;
       $username =~ s/^\d+//;
       $username =~ s/$match_not_username//g;
       return $username;
   }
   
   
   $match_courseid     = $LONCAPA::courseid_re     = qr{\d[\w\-.]+};
   $match_not_courseid = $LONCAPA::not_courseid_re = qr{[^\w\-.]+};
   
   $match_name         = $LONCAPA::name = qr{$match_username|$match_courseid};
   sub clean_name {
       my ($name) = @_;
       $name =~ s/$match_not_username//g;
       return $name;
   }
   
   sub split_courseid {
       my ($courseid) = @_;
       my  ($domain,$coursenum) = 
    ($courseid=~m{^/($match_domain)/($match_courseid)});
       return ($domain,$coursenum);
   }
   
   $match_handle     = $LONCAPA::handle_re     = qr{[\w\-.]+};
   $match_not_handle = $LONCAPA::not_handle_re = qr{[^\w\-.]+};
   sub clean_handle {
       my ($handle) = @_;
       $handle =~ s/$match_not_handle//g;
       return $handle;
   }
   
 # -------------------------------------------- Return path to profile directory  # -------------------------------------------- Return path to profile directory
   
 sub propath {  sub propath {
     my ($udom,$uname)=@_;      my ($udom,$uname)=@_;
     $udom=~s/\W//g;      $udom = &clean_domain($udom);
     $uname=~s/\W//g;      $uname= &clean_name($uname);
     my $subdir=$uname.'__';      my $subdir=$uname.'__';
     $subdir =~ s/(.)(.)(.).*/$1\/$2\/$3/;      $subdir =~ s/(.)(.)(.).*/$1\/$2\/$3/;
     my $proname="$perlvar{'lonUsersDir'}/$udom/$subdir/$uname";      my $proname="$perlvar{'lonUsersDir'}/$udom/$subdir/$uname";
Line 122  sub tie_domain_hash { Line 184  sub tie_domain_hash {
           
     # Filter out any whitespace in the domain name:      # Filter out any whitespace in the domain name:
           
     $domain =~ s/\W//g;      $domain = &clean_domain($domain);
           
     # We have enough to go on to tie the hash:      # We have enough to go on to tie the hash:
           
Line 157  sub untie_domain_hash { Line 219  sub untie_domain_hash {
 sub tie_user_hash {  sub tie_user_hash {
     my ($domain,$user,$namespace,$how,$loghead,$what) = @_;      my ($domain,$user,$namespace,$how,$loghead,$what) = @_;
   
     $namespace=~s/\//\_/g; # / -> _      $namespace=~s{/}{_}g; # / -> _
     $namespace=~s/\W//g; # whitespace eliminated.      $namespace     = &clean_username($namespace);
     my $proname     = &propath($domain, $user);      my $proname    = &propath($domain, $user);
   
     my $file_prefix="$proname/$namespace";      my $file_prefix="$proname/$namespace";
     return &_locking_hash_tie($file_prefix,$namespace,$how,$loghead,$what);      return &_locking_hash_tie($file_prefix,$namespace,$how,$loghead,$what);
 }  }
Line 269  sub _do_hash_untie { Line 330  sub _do_hash_untie {
        return undef;          return undef; 
    }      } 
 # If this is compressed, we will actually need an exclusive lock  # If this is compressed, we will actually need an exclusive lock
    if (-e "$file_prefix.db.gz"     if (-e "$file_prefix.db.gz") {
        || !-e "$file_prefix.db.old" ) {  
        if (!&flock_sym(LOCK_EX)) {         if (!&flock_sym(LOCK_EX)) {
    &clean_sym();     &clean_sym();
    return undef;     return undef;
Line 295  sub _do_hash_untie { Line 355  sub _do_hash_untie {
        system("gunzip $file_prefix.hist.gz");         system("gunzip $file_prefix.hist.gz");
    }     }
        }         }
        if (!-e "$file_prefix.db.old") {  
            my $dump_db = '/home/httpd/perl/debug/dump_db_static_32';  
    my $create_db = '/home/httpd/perl/debug/create_db_dynamic_64';  
            my $file = "$file_prefix.db";  
            &main::logthis("Converting $file");  
            if (!-x $dump_db) {  
        &clean_symb();  
        &main::logthis("$dump_db unexecutable");  
        return;  
    }  
            if (!-x $create_db) {  
        &clean_symb();  
        &main::logthis("$create_db unexecutable");  
        return;  
    }  
    system("$dump_db -f $file|$create_db -f $file.new");  
    if (!-e "$file.new") {  
        &clean_symb();  
        &main::logthis("conversion faile $file.new doesn't exist");  
        return;  
    }  
            rename($file,"$file.old");  
    rename("$file.new","$file");  
        }  
 # Change access mode to non-blocking  # Change access mode to non-blocking
        $how=$how|&GDBM_NOLOCK();         $how=$how|&GDBM_NOLOCK();
 # Go ahead and tie the hash  # Go ahead and tie the hash
Removed from v.1.13.2.1  
changed lines
  Added in v.1.20

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