version 1.1, 2003/10/16 19:46:36
|
version 1.2, 2003/10/16 20:16:42
|
Line 3
|
Line 3
|
# Coded by Guy Ashkenazi, guy@fh.huji.ac.il |
# Coded by Guy Ashkenazi, guy@fh.huji.ac.il |
# Based on the work of Peter Ertl, peter.ertl@pharma.novartis.com |
# Based on the work of Peter Ertl, peter.ertl@pharma.novartis.com |
|
|
|
use strict; |
|
use lib '/home/httpd/lib/perl'; |
use GD; |
use GD; |
|
use LONCAPA::loncgi(); |
|
|
# read the width and the JME string from the cgi query |
if (! &LONCAPA::loncgi::check_cookie_and_load_env()) { |
%data = &read_input; |
print <<END; |
@JMEstring = split (/ /,$data{JME}); |
Content-type: text/html |
$width = $data{WIDTH}; |
|
|
<html> |
|
<head><title>Bad Cookie</title></head> |
|
<body> |
|
Your cookie information is incorrect. |
|
</body> |
|
</html> |
|
END |
|
exit; |
|
} |
|
|
#print "Content-type: text/plain\n\n"; |
sub unescape { |
|
my $str=shift; |
|
$str =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg; |
|
return $str; |
|
} |
|
|
# parse JME string |
# read the width and the JME string from the cgi query |
|
my $id=$ENV{'QUERY_STRING'}; |
|
my @JMEstring = split(/ /,&unescape($ENV{'cgi.'.$id.'.JME'})); |
|
my $width = $ENV{'cgi.'.$id.'.WIDTH'}; |
|
if (!$width) { $width = 200; } |
|
|
$natoms= shift @JMEstring; |
# parse JME string |
$nbonds= shift @JMEstring; |
|
|
|
for ($i = 0; $i < $natoms; $i++) { |
my $natoms= shift @JMEstring; |
|
my $nbonds= shift @JMEstring; |
|
my (@name,@x,@y); |
|
for (my $i = 0; $i < $natoms; $i++) { |
@name[$i] = shift @JMEstring; |
@name[$i] = shift @JMEstring; |
@x[$i] = shift @JMEstring; |
@x[$i] = shift @JMEstring; |
@y[$i] = shift @JMEstring; |
@y[$i] = shift @JMEstring; |
} |
} |
|
|
for ($i = 0; $i < $nbonds; $i++) { |
my (@atomA,@atomB,@bondType); |
|
for (my $i = 0; $i < $nbonds; $i++) { |
@atomA[$i] = (shift @JMEstring)-1; |
@atomA[$i] = (shift @JMEstring)-1; |
@atomB[$i] = (shift @JMEstring)-1; |
@atomB[$i] = (shift @JMEstring)-1; |
@bondType[$i] = shift @JMEstring; |
@bondType[$i] = shift @JMEstring; |
Line 31 for ($i = 0; $i < $nbonds; $i++) {
|
Line 54 for ($i = 0; $i < $nbonds; $i++) {
|
|
|
# Find border and move lower left corner to (1.5,1.0) |
# Find border and move lower left corner to (1.5,1.0) |
|
|
$xmin = $xmax = @x[0]; |
my $xmin = my $xmax = @x[0]; |
$ymin = $ymax = $y[0]; |
my $ymin = my $ymax = $y[0]; |
$maxName = 0; |
my $maxName = 0; |
|
|
for ($i = 1; $i < $natoms; $i++) { |
for (my $i = 1; $i < $natoms; $i++) { |
$xmax = @x[$i] if (@x[$i] > $xmax); |
$xmax = @x[$i] if (@x[$i] > $xmax); |
$xmin = @x[$i] if (@x[$i] < $xmin); |
$xmin = @x[$i] if (@x[$i] < $xmin); |
$ymax = @y[$i] if (@y[$i] > $ymax); |
$ymax = @y[$i] if (@y[$i] > $ymax); |
Line 44 for ($i = 1; $i < $natoms; $i++) {
|
Line 67 for ($i = 1; $i < $natoms; $i++) {
|
$maxName = length $2 if (length $2 > $maxName); |
$maxName = length $2 if (length $2 > $maxName); |
} |
} |
$maxName = ($maxName-3 < 0) ? 0 : $maxName-3; |
$maxName = ($maxName-3 < 0) ? 0 : $maxName-3; |
|
my $scale = $width / ($xmax-$xmin+3+$maxName); |
|
my $height = $scale * ($ymax-$ymin+2); |
|
|
$scale = $width / ($xmax-$xmin+3+$maxName); |
for (my $i = 0; $i < $natoms; $i++) { |
$height = $scale * ($ymax-$ymin+2); |
|
|
|
for ($i = 0; $i < $natoms; $i++) { |
|
@x[$i] += (1.5+$maxName/2-$xmin); |
@x[$i] += (1.5+$maxName/2-$xmin); |
@x[$i] *= $scale; |
@x[$i] *= $scale; |
@y[$i] += (1.0-$ymin); |
@y[$i] += (1.0-$ymin); |
Line 57 for ($i = 0; $i < $natoms; $i++) {
|
Line 79 for ($i = 0; $i < $natoms; $i++) {
|
|
|
# Count bonds |
# Count bonds |
|
|
@bonds = map {0} 0..$natoms-1; |
my @bonds = map {0} 0..$natoms-1; |
@adjacent = map {0} 0..$natoms-1; |
my @adjacent = map {0} 0..$natoms-1; |
@bondsx = map {0} 0..$natoms-1; |
my @bondsx = map {0} 0..$natoms-1; |
@bondsy = map {0} 0..$natoms-1; |
my @bondsy = map {0} 0..$natoms-1; |
for ($i = 0; $i < $nbonds; $i++) { |
for (my $i = 0; $i < $nbonds; $i++) { |
@bonds[@atomA[$i]] += (@bondType[$i]>0) ? @bondType[$i] : 1; |
@bonds[@atomA[$i]] += (@bondType[$i]>0) ? @bondType[$i] : 1; |
@bonds[@atomB[$i]] += (@bondType[$i]>0) ? @bondType[$i] : 1; |
@bonds[@atomB[$i]] += (@bondType[$i]>0) ? @bondType[$i] : 1; |
|
|
Line 75 for ($i = 0; $i < $nbonds; $i++) {
|
Line 97 for ($i = 0; $i < $nbonds; $i++) {
|
} |
} |
|
|
# Create a new PostScript object |
# Create a new PostScript object |
$im = new GD::Image($width,$height); |
my $im = new GD::Image($width,$height); |
$white = $im->colorAllocate(255,255,255); |
my $white = $im->colorAllocate(255,255,255); |
$black = $im->colorAllocate(0,0,0); |
my $black = $im->colorAllocate(0,0,0); |
$gray = $im->colorAllocate(200,200,200); |
my $gray = $im->colorAllocate(200,200,200); |
#$gdAntiAliased = $im->colorAllocate(1,1,1); |
#$gdAntiAliased = $im->colorAllocate(1,1,1); |
$im->setAntiAliased($black); |
$im->setAntiAliased($black); |
|
|
# Draw bonds |
# Draw bonds |
$doubleWidth = 0.10*$scale; |
my $doubleWidth = 0.10*$scale; |
$tripleWidth = 0.15*$scale; |
my $tripleWidth = 0.15*$scale; |
|
|
for ($i = 0; $i < $nbonds; $i++) { |
for (my $i = 0; $i < $nbonds; $i++) { |
$xa = @x[@atomA[$i]]; |
my $xa = @x[@atomA[$i]]; |
$ya = @y[@atomA[$i]]; |
my $ya = @y[@atomA[$i]]; |
$xb = @x[@atomB[$i]]; |
my $xb = @x[@atomB[$i]]; |
$yb = @y[@atomB[$i]]; |
my $yb = @y[@atomB[$i]]; |
|
|
|
my ($sina,$cosa,$dx,$dy); |
if (@bondType[$i] != 1) { |
if (@bondType[$i] != 1) { |
$dx = $xb-$xa; |
$dx = $xb-$xa; |
$dy = $yb-$ya; |
$dy = $yb-$ya; |
$dd = sqrt($dx*$dx + $dy*$dy); |
my $dd = sqrt($dx*$dx + $dy*$dy); |
$sina=$dy/$dd; |
$sina=$dy/$dd; |
$cosa=$dx/$dd; |
$cosa=$dx/$dd; |
} |
} |
if (@bondType[$i] == -2) { |
if (@bondType[$i] == -2) { |
for ($t = 0; $t <= 1; $t += 0.1) { |
for (my $t = 0; $t <= 1; $t += 0.1) { |
$xab = $xa + $t*$dx; |
my $xab = $xa + $t*$dx; |
$yab = $ya + $t*$dy; |
my $yab = $ya + $t*$dy; |
$xperp = $tripleWidth*$sina*$t; |
my $xperp = $tripleWidth*$sina*$t; |
$yperp = $tripleWidth*$cosa*$t; |
my $yperp = $tripleWidth*$cosa*$t; |
$im->line($xab+$xperp,$height-($yab-$yperp), |
$im->line($xab+$xperp,$height-($yab-$yperp), |
$xab-$xperp,$height-($yab+$yperp), |
$xab-$xperp,$height-($yab+$yperp), |
gdAntiAliased); |
gdAntiAliased); |
} |
} |
} |
} |
elsif (@bondType[$i] == -1) { |
elsif (@bondType[$i] == -1) { |
$xperp = $tripleWidth*$sina; |
my $xperp = $tripleWidth*$sina; |
$yperp = $tripleWidth*$cosa; |
my $yperp = $tripleWidth*$cosa; |
$poly = new GD::Polygon; |
my $poly = new GD::Polygon; |
$poly->addPt($xa,$height-$ya); |
$poly->addPt($xa,$height-$ya); |
$poly->addPt($xb+$xperp,$height-($yb-$yperp)); |
$poly->addPt($xb+$xperp,$height-($yb-$yperp)); |
$poly->addPt($xb-$xperp,$height-($yb+$yperp)); |
$poly->addPt($xb-$xperp,$height-($yb+$yperp)); |
Line 126 for ($i = 0; $i < $nbonds; $i++) {
|
Line 149 for ($i = 0; $i < $nbonds; $i++) {
|
((@adjacent[@atomA[$i]] == 1 && @adjacent[@atomB[$i]] > 2)|| |
((@adjacent[@atomA[$i]] == 1 && @adjacent[@atomB[$i]] > 2)|| |
(@adjacent[@atomB[$i]] == 1 && @adjacent[@atomA[$i]] > 2))) { |
(@adjacent[@atomB[$i]] == 1 && @adjacent[@atomA[$i]] > 2))) { |
# centered bond |
# centered bond |
$xperp = $doubleWidth*$sina; |
my $xperp = $doubleWidth*$sina; |
$yperp = $doubleWidth*$cosa; |
my $yperp = $doubleWidth*$cosa; |
$im->line($xa+$xperp,$height-($ya-$yperp), |
$im->line($xa+$xperp,$height-($ya-$yperp), |
$xb+$xperp,$height-($yb-$yperp), |
$xb+$xperp,$height-($yb-$yperp), |
gdAntiAliased); |
gdAntiAliased); |
Line 136 for ($i = 0; $i < $nbonds; $i++) {
|
Line 159 for ($i = 0; $i < $nbonds; $i++) {
|
gdAntiAliased); |
gdAntiAliased); |
} |
} |
elsif (@bondType[$i] == 2) { |
elsif (@bondType[$i] == 2) { |
$xperp = 2*$doubleWidth*$sina; |
my $xperp = 2*$doubleWidth*$sina; |
$yperp = 2*$doubleWidth*$cosa; |
my $yperp = 2*$doubleWidth*$cosa; |
$im->line($xa,$height-$ya,$xb,$height-$yb,gdAntiAliased); |
$im->line($xa,$height-$ya,$xb,$height-$yb,gdAntiAliased); |
$im->line($xa+0.1*$dx-$xperp,$height-($ya+0.1*$dy+$yperp), |
$im->line($xa+0.1*$dx-$xperp,$height-($ya+0.1*$dy+$yperp), |
$xb-0.1*$dx-$xperp,$height-($yb-0.1*$dy+$yperp), |
$xb-0.1*$dx-$xperp,$height-($yb-0.1*$dy+$yperp), |
gdAntiAliased); |
gdAntiAliased); |
} |
} |
elsif (@bondType[$i] == 3) { |
elsif (@bondType[$i] == 3) { |
$xperp = $tripleWidth*$sina; |
my $xperp = $tripleWidth*$sina; |
$yperp = $tripleWidth*$cosa; |
my $yperp = $tripleWidth*$cosa; |
$im->line($xa,$height-$ya,$xb,$height-$yb,gdAntiAliased); |
$im->line($xa,$height-$ya,$xb,$height-$yb,gdAntiAliased); |
$im->line($xa+$xperp,$height-($ya-$yperp), |
$im->line($xa+$xperp,$height-($ya-$yperp), |
$xb+$xperp,$height-($yb-$yperp), |
$xb+$xperp,$height-($yb-$yperp), |
Line 158 for ($i = 0; $i < $nbonds; $i++) {
|
Line 181 for ($i = 0; $i < $nbonds; $i++) {
|
|
|
# Write labels |
# Write labels |
|
|
%valence = ("C",4,"N",3,"P",3,"O",2,"S",2); |
my %valence = ("C",4,"N",3,"P",3,"O",2,"S",2); |
|
|
$font = '/usr/share/fonts/default/Type1/n021003l.pfb'; |
my $font = '/usr/share/fonts/default/Type1/n021003l.pfb'; |
$pointsize = 20; |
my $pointsize = 20; |
@bounds = GD::Image->stringTTF($black,$font,100,0,0,0,"H"); |
my @bounds = GD::Image->stringTTF($black,$font,100,0,0,0,"H"); |
$ptsize = 100*0.662*$pointsize*(2.54/72)*$scale/(@bounds[3]-@bounds[5]); |
my $ptsize = 100*0.662*$pointsize*(2.54/72)*$scale/(@bounds[3]-@bounds[5]); |
|
|
for ($i = 0; $i < $natoms; $i++) { |
for (my $i = 0; $i < $natoms; $i++) { |
my ($formula,$sign,$charge) = |
my ($formula,$sign,$charge) = |
(@name[$i] =~ /(\w+)([\+|\-])?(\d)?/); |
(@name[$i] =~ /(\w+)([\+|\-])?(\d)?/); |
$sign = "–" if ($sign eq "-"); # replace by n-dash |
$sign = "–" if ($sign eq "-"); # replace by n-dash |
Line 173 for ($i = 0; $i < $natoms; $i++) {
|
Line 196 for ($i = 0; $i < $natoms; $i++) {
|
if ($formula ne "C" || $sign ne ""|| |
if ($formula ne "C" || $sign ne ""|| |
@adjacent[$i] < 2 || (@adjacent[$i] == 2 && @bonds[$i] == 4)) { |
@adjacent[$i] < 2 || (@adjacent[$i] == 2 && @bonds[$i] == 4)) { |
# don't show C, unless charged, terminal, or linear |
# don't show C, unless charged, terminal, or linear |
$nH = 0; |
my $nH = 0; |
if (exists $valence{$formula}) { |
if (exists $valence{$formula}) { |
$nH = $valence{$formula} - @bonds[$i]; |
$nH = $valence{$formula} - @bonds[$i]; |
$nH += (($charge eq "")? 1 : $charge) if ($sign eq "+"); |
$nH += (($charge eq "")? 1 : $charge) if ($sign eq "+"); |
Line 181 for ($i = 0; $i < $natoms; $i++) {
|
Line 204 for ($i = 0; $i < $natoms; $i++) {
|
} |
} |
$formula .= "H" if ($nH > 0); |
$formula .= "H" if ($nH > 0); |
$formula .= $nH if ($nH > 1); |
$formula .= $nH if ($nH > 1); |
@formula = $formula=~ /[A-Z][a-z]?\d*/g; |
my @formula = $formula=~ /[A-Z][a-z]?\d*/g; |
|
|
$PI = 3.1415; |
my $PI = 3.1415; |
|
my $bondAngle; |
if (abs(@bondsy[$i]) < 0.01 && abs(@bondsx[$i]) < 0.01) { |
if (abs(@bondsy[$i]) < 0.01 && abs(@bondsx[$i]) < 0.01) { |
$bondAngle = -$PI; |
$bondAngle = -$PI; |
} |
} |
Line 191 for ($i = 0; $i < $natoms; $i++) {
|
Line 215 for ($i = 0; $i < $natoms; $i++) {
|
$bondAngle = atan2(@bondsy[$i],@bondsx[$i]); |
$bondAngle = atan2(@bondsy[$i],@bondsx[$i]); |
} |
} |
|
|
|
my $direction; |
if (@adjacent[$i] < 2) { |
if (@adjacent[$i] < 2) { |
$direction = (@bondsx[$i] < 0.01) ? "r" : "l"; |
$direction = (@bondsx[$i] < 0.01) ? "r" : "l"; |
} |
} |
Line 211 for ($i = 0; $i < $natoms; $i++) {
|
Line 236 for ($i = 0; $i < $natoms; $i++) {
|
|
|
if ($direction eq "r") { # direction = right |
if ($direction eq "r") { # direction = right |
@formula[0] =~ /([A-Z][a-z]?)(\d*)/; |
@formula[0] =~ /([A-Z][a-z]?)(\d*)/; |
$carrige = @x[$i]-stringWidth($1)/2; |
my $carrige = @x[$i]-stringWidth($1)/2; |
foreach (@formula) { |
foreach (@formula) { |
$_ =~ /([A-Z][a-z]?)(\d*)/; |
$_ =~ /([A-Z][a-z]?)(\d*)/; |
$carrige = printElement ($1,$2,$carrige,@y[$i]); |
$carrige = printElement ($1,$2,$carrige,@y[$i]); |
Line 220 for ($i = 0; $i < $natoms; $i++) {
|
Line 245 for ($i = 0; $i < $natoms; $i++) {
|
} |
} |
elsif ($direction eq "l") { # direction = left, reverse hydrogens |
elsif ($direction eq "l") { # direction = left, reverse hydrogens |
@formula[0] =~ /([A-Z][a-z]?)(\d*)/; |
@formula[0] =~ /([A-Z][a-z]?)(\d*)/; |
$carrige = @x[$i]+ |
my $carrige = @x[$i]+ |
stringWidth($1)/2+stringWidth($2)-stringWidth($formula); |
stringWidth($1)/2+stringWidth($2)-stringWidth($formula); |
foreach (reverse @formula) { |
foreach (reverse @formula) { |
$_ =~ /([A-Z][a-z]?)(\d*)/; |
$_ =~ /([A-Z][a-z]?)(\d*)/; |
Line 230 for ($i = 0; $i < $natoms; $i++) {
|
Line 255 for ($i = 0; $i < $natoms; $i++) {
|
} |
} |
elsif ($direction eq "u") { # direction = up |
elsif ($direction eq "u") { # direction = up |
(shift @formula) =~ /([A-Z][a-z]?)(\d*)/; |
(shift @formula) =~ /([A-Z][a-z]?)(\d*)/; |
$carrige = @x[$i]-stringWidth($1)/2; |
my $carrige = @x[$i]-stringWidth($1)/2; |
$carrige = printElement ($1,$2,$carrige,@y[$i]); |
$carrige = printElement ($1,$2,$carrige,@y[$i]); |
$y = (@formula > 0) ? @y[$i] + fm2cm(800) : @y[$i]; |
my $y = (@formula > 0) ? @y[$i] + fm2cm(800) : @y[$i]; |
$carrige = |
$carrige = |
(@formula > 0) ? @x[$i]-stringWidth($1)/2 : $carrige; |
(@formula > 0) ? @x[$i]-stringWidth($1)/2 : $carrige; |
foreach (@formula) { |
foreach (@formula) { |
Line 243 for ($i = 0; $i < $natoms; $i++) {
|
Line 268 for ($i = 0; $i < $natoms; $i++) {
|
} |
} |
else { # direction = down |
else { # direction = down |
(shift @formula) =~ /([A-Z][a-z]?)(\d*)/; |
(shift @formula) =~ /([A-Z][a-z]?)(\d*)/; |
$carrige = @x[$i]-stringWidth($1)/2; |
my $carrige = @x[$i]-stringWidth($1)/2; |
$carrige = printElement ($1,$2,$carrige,@y[$i]); |
$carrige = printElement ($1,$2,$carrige,@y[$i]); |
$y = (@formula > 0) ? @y[$i] + fm2cm(-800) : @y[$i]; |
my $y = (@formula > 0) ? @y[$i] + fm2cm(-800) : @y[$i]; |
$carrige = |
$carrige = |
(@formula > 0) ? @x[$i]-stringWidth($1)/2 : $carrige; |
(@formula > 0) ? @x[$i]-stringWidth($1)/2 : $carrige; |
foreach (@formula) { |
foreach (@formula) { |
Line 255 for ($i = 0; $i < $natoms; $i++) {
|
Line 280 for ($i = 0; $i < $natoms; $i++) {
|
printCharge ($sign,$charge,$carrige,$y) if ($sign ne ""); |
printCharge ($sign,$charge,$carrige,$y) if ($sign ne ""); |
} |
} |
} |
} |
|
|
} |
} |
|
|
# make sure we are writing to a binary stream |
# make sure we are writing to a binary stream |
Line 286 sub fm2cm { #font metrics to cm
|
Line 310 sub fm2cm { #font metrics to cm
|
|
|
sub printElement { #element symbol + optional subscript |
sub printElement { #element symbol + optional subscript |
my ($element,$subscript,$x,$y) = @_; |
my ($element,$subscript,$x,$y) = @_; |
$yy = 662; |
my $yy = 662; |
|
|
my @bounds = GD::Image->stringTTF($black,$font,$ptsize,0, |
my @bounds = GD::Image->stringTTF($black,$font,$ptsize,0, |
$x,$height-($y+fm2cm(-$yy/2)),$element); |
$x,$height-($y+fm2cm(-$yy/2)),$element); |
Line 312 sub printElement { #element symbol + op
|
Line 336 sub printElement { #element symbol + op
|
|
|
sub printCharge { |
sub printCharge { |
my ($sign,$charge,$x,$y) = @_; |
my ($sign,$charge,$x,$y) = @_; |
$yy = 662; |
my $yy = 662; |
|
|
$charge = "" if ($charge == 1); |
$charge = "" if ($charge == 1); |
$charge .= $sign; |
$charge .= $sign; |
Line 327 sub printCharge {
|
Line 351 sub printCharge {
|
$x = @bounds[2] + 1; |
$x = @bounds[2] + 1; |
} |
} |
|
|
sub dienice { |
|
my($errmsg) = @_; |
|
print "Content-type: text/html\n\n"; |
|
print "<h2>Error</h2>\n"; |
|
print "$errmsg<p>\n"; |
|
print "</body></html>\n"; |
|
system("/bin/rm temp/$SNUM.*"); |
|
exit; |
|
} |
|
|
|
sub read_input |
|
{ |
|
local ($buffer, @pairs, $pair, $name, $value, %FORM); |
|
# Read in text |
|
$ENV{'REQUEST_METHOD'} =~ tr/a-z/A-Z/; |
|
if ($ENV{'REQUEST_METHOD'} eq "POST") |
|
{ |
|
read(STDIN, $buffer, $ENV{'CONTENT_LENGTH'}); |
|
} else |
|
{ |
|
$buffer = $ENV{'QUERY_STRING'}; |
|
} |
|
# Split information into name/value pairs |
|
@pairs = split(/&/, $buffer); |
|
foreach $pair (@pairs) |
|
{ |
|
($name, $value) = split(/=/, $pair); |
|
$value =~ tr/+/ /; |
|
$value =~ s/%(..)/pack("C", hex($1))/eg; |
|
$FORM{$name} = $value; |
|
} |
|
%FORM; |
|
} |
|
|
|
#while (($key,$value) = each %ENV) { |
|
# print "$key = $value<br>\n"; |
|
#} |
|
#open(STDERR,">errorlog"); |
|