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Annotation of loncom/interface/lontest.pm, revision 1.15

1.3       albertel    1: # The LearningOnline Network with CAPA
                      2: # A debugging harness.
                      3: #
1.15    ! albertel    4: # $Id: lontest.pm,v 1.14 2005/02/17 08:50:20 albertel Exp $
1.3       albertel    5: #
                      6: # Copyright Michigan State University Board of Trustees
                      7: #
                      8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
                      9: #
                     10: # LON-CAPA is free software; you can redistribute it and/or modify
                     11: # it under the terms of the GNU General Public License as published by
                     12: # the Free Software Foundation; either version 2 of the License, or
                     13: # (at your option) any later version.
                     14: #
                     15: # LON-CAPA is distributed in the hope that it will be useful,
                     16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
                     17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     18: # GNU General Public License for more details.
                     19: #
                     20: # You should have received a copy of the GNU General Public License
                     21: # along with LON-CAPA; if not, write to the Free Software
                     22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
                     23: #
                     24: # /home/httpd/html/adm/gpl.txt
                     25: #
                     26: # http://www.lon-capa.org/
                     27: #
1.1       www        28: #
                     29: 
                     30: package Apache::lontest;
                     31: 
                     32: use strict;
                     33: use Apache::Constants qw(:common :http);
1.5       www        34: use GDBM_File;
1.7       www        35: use Apache::loncommon;
1.15    ! albertel   36: use Apache::lonnet;
1.1       www        37: 
1.4       bowersj2   38: # section takes one env var name as input, and returns
                     39: # what section the given env var is in, which is the part
                     40: # of the env var before the first period.
                     41: # Returns the section, or blank string for 'no section',
                     42: # which is normal for the standard ENV vars like REQUEST_URI.
                     43: sub section
                     44: {
                     45:     my ($name) = @_;
                     46:     return $1 if $name =~ m/\A([^.]*)\./;
                     47:     return '';
                     48: }
                     49: 
1.15    ! albertel   50: sub print_hash {
        !            51:     my ($r,$hash)=@_;
        !            52:     my $i=0;
        !            53:     my $interval = 20; # change this to change how many keys/table
        !            54:     my $prevSection = ''; # keeps track of the section we're in.
        !            55: 
        !            56:     foreach my $envkey (sort(keys(%{$hash}))) {
        !            57: 	if (not ($i % $interval)) {
        !            58: 	    $r->print('</table>') unless $i eq 0;
        !            59: 	    $r->print('<table border="0">');
        !            60: 	}
        !            61: 	my $sec = section($envkey);
        !            62: 	
        !            63: 	if ($prevSection ne $sec) { # new section, print header 
        !            64: 	    $r->print('<tr><td colspan="2">');
        !            65: 	    $r->print("<br /><br /><h2 style='color: #008800'><u>$sec</u></h2>");
        !            66: 	    $r->print('</td></tr>');
        !            67: 	    $prevSection = $sec;
        !            68: 	}
        !            69: 
        !            70: 	my $envVal = $hash->{$envkey};
        !            71: 	$envVal =~ s/(.{50})/$1\<wbr\>/g;
        !            72: 	$envkey =~ s/(.{30})/$1\<wbr\>/g;
        !            73: 	 
        !            74: 	$r->print("<tr><td valign='top'><b>$envkey</b></td>");
        !            75: 	$r->print("<td valign='top'>$envVal</td></tr>\n");
        !            76: 	$i++;
        !            77:     }
        !            78: 
        !            79:     $r->print('</table></font><h1>Total Number of Elements: '.$i.'</h1>');
        !            80: }
        !            81: sub handler {
        !            82:     my $r = shift;
        !            83:     &Apache::loncommon::content_type($r,'text/html');
        !            84:     $r->send_http_header;
        !            85:     return OK if $r->header_only;
        !            86: 
        !            87:     my $html=&Apache::lonxml::xmlbegin();
        !            88:     my $bodytag=&Apache::loncommon::bodytag("List Environment","admin");
        !            89:     $r->print($html.'<head></head>'.$bodytag);
1.1       www        90:  
1.15    ! albertel   91:     $r->print("<hr /><h1>Debugging</h1><hr />\n");
        !            92:     $r->print("<font face='Courier'>");
1.1       www        93:      
1.15    ! albertel   94:     my %differences=%ENV;
        !            95:     foreach my $key (sort(keys(%env))) {
        !            96: 	if ($env{$key} eq $differences{$key}) {
        !            97: 	    delete($differences{$key});
        !            98: 	}
        !            99:     }
        !           100:     &print_hash($r,\%differences);
        !           101:     &print_hash($r,\%env);
        !           102:     &print_hash($r,\%ENV);
1.5       www       103: # ------------------------------------------------ If in a course, print hashes
1.15    ! albertel  104:     if ($ENV{'request.course.id'}) {
1.5       www       105: 
1.15    ! albertel  106: 	my %parmhash;
        !           107: 	my %symbhash;
        !           108: 	my %hash;
        !           109: 
        !           110: 	my $fn=$ENV{'request.course.fn'};
        !           111: 
        !           112: 	if (tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER(),0640)) {
        !           113: 	    $r->print('<h2>Big Hash</h2>');
        !           114: 	    foreach (sort keys %hash) {
        !           115: 		$r->print("\n<br />".$_.': '.$hash{$_});
        !           116: 	    }
        !           117: 	    untie %hash;
        !           118: 	} else {
        !           119: 	    $r->print('<h2>Count not tie big hash</h2>');
        !           120: 	}
        !           121: 	if (tie(%parmhash,'GDBM_File',
        !           122: 		$ENV{'request.course.fn'}.'_parms.db',
        !           123: 		&GDBM_READER(),0640)) {
        !           124: 	    $r->print('<h2>Parm Hash</h2>');
        !           125: 	    foreach (sort keys %parmhash) {
1.13      albertel  126: 	        $r->print("\n<br />".$_.': '.$parmhash{$_});
1.15    ! albertel  127: 	    }
        !           128: 	    untie %parmhash;
        !           129: 	} else {
1.10      www       130:             $r->print('<h2>Could not tie parmhash</h2>');
1.15    ! albertel  131: 	}
        !           132: 	if (tie(%symbhash,'GDBM_File',"$fn\_symb.db",&GDBM_READER(),0640)) {
1.10      www       133:             $r->print('<h2>Symb Hash</h2>');
                    134:             foreach (sort keys %symbhash) {
1.15    ! albertel  135: 		$r->print("\n<br />".$_.': '.$symbhash{$_});
1.10      www       136:             }
                    137:             untie %symbhash;
1.15    ! albertel  138: 	} else {
1.10      www       139:             $r->print('<h2>Could not tie symbhash</h2>');
1.15    ! albertel  140: 	}
        !           141: 	if (-e $fn.'.state') {
        !           142: 	    $r->print('<h2>State</h2>');
        !           143: 	    my @conditions=();
        !           144: 	    {
        !           145: 		my $fh=Apache::File->new($fn.'.state');
        !           146: 		@conditions=<$fh>;
        !           147: 	    }
        !           148: 	    foreach (@conditions) {
        !           149: 		$r->print('<tt>'.$_.'</tt><br />');
        !           150: 	    }
        !           151: 	}
        !           152:     }
1.1       www       153:  
                    154: # ------------------------------------------------------------------- End Debug
1.12      albertel  155:      $r->print('</body></html>');    
                    156:      return OK;
1.1       www       157:  }
1.4       bowersj2  158: 
1.1       www       159: 
                    160: 1;
                    161: __END__
                    162: 
                    163: 
                    164: 
                    165: