1: #!/usr/bin/perl
2: use IO::File;
3: use Image::Magick;
4: print "Content-type: text/html\n\n";
5: print "<body bgcolor=\"#FFFFFF\">\n";
6: my ($texfile,$laystyle,$numberofcolumns,$selectionmade) = split(/&/,$ENV{'QUERY_STRING'});
7: my $figfile = $texfile;
8: $figfile =~ s/^([^\.]+printout)[^t]+\.tex/$1\.dat/;
9: my $duefile = $texfile;
10: $duefile =~ s/^([^\.]+printout)[^t]+\.tex/$1\.due/;
11: #do we have figures?
12: if (-e $figfile) {
13: my $temporary_file=IO::File->new($figfile) || die "Couldn't open file for reading: $!\n";
14: my @content_of_file = <$temporary_file>;
15: close $temporary_file;
16: my $noteps;
17: foreach $not_eps (@content_of_file) {
18: if ($not_eps ne '') {
19: my $eps_f = $not_eps;
20: $eps_f =~ s/\.[^.]*$/\.eps/i;
21: $_ = $eps_f;
22: m/\/([^\/]+)$/;
23: $eps_f = '/home/httpd/prtspool/'.$1;
24: my $image = Image::Magick->new;
25: $not_eps =~ s/^\s+//;
26: $not_eps =~ s/\s+$//;
27: $status = $image->Read($not_eps);
28: if ($status) {print " $status ";}
29: $image->Set(page => '+100+200');
30: $status = $image->Write($eps_f);
31: if ($status) {print " $status ";}
32: #check is eps exist in prtspool
33: if(not -e $eps_f) {
34: for (my $i=0;$i<10000;$i++) {
35: if (-e $eps_f.'.'.$i) {
36: rename $eps_f.'.'.$i, $eps_f;
37: last;
38: }
39: }
40: }
41: }
42: }
43: unlink $figfile;
44: }
45: #print "$texfile\n"; #name of the tex file for debugging only
46: if (-e $texfile) {
47: $texfile =~ m/^(.*)\/([^\/]+)$/;
48: my $name_file = $2;
49: my $path_file = $1.'/';
50: chdir $path_file;
51: system("latex $name_file 1>/dev/null 2>/dev/null");
52: #Do we have a latex error in the log file?
53: my $logfilename = $texfile;
54: $logfilename =~ s/\.tex$/\.log/;
55: my $temporary_file=IO::File->new($logfilename) || die "Couldn't open file for reading: $!\n";
56: my @content_of_file = <$temporary_file>;
57: close $temporary_file;
58: my $body_log_file = join(' ',@content_of_file);
59: if ($body_log_file=~m/!\s+Emergency stop/) {
60: #LaTeX failed to parse tex file
61: print "<h2>LaTeX could not successfully parse your tex file.</h2>";
62: print "It probably has errors in it.<br />";
63: my $whereitbegins = rindex $body_log_file,'STAMPOFPASSEDRESOURCESTART';
64: my $whereitends = rindex $body_log_file,'STAMPOFPASSEDRESOURCEEND';
65: if ($whereitbegins!=-1 and $whereitends!=-1) {
66: print "With very high probability this error occured in ".substr($body_log_file,$whereitbegins+26,$whereitends-$whereitbegins-26)."<br /><br />";
67: }
68: print "Here are the error messages in the LaTeX log file</br><br />";
69: my $sygnal = 0;
70: for (my $i=0;$i<=$#content_of_file;$i++) {
71: if ($content_of_file[$i]=~m/^Runaway argument?/ or $content_of_file[$i]=~m/^!/) {
72: $sygnal = 1;
73: }
74: if ($content_of_file[$i]=~m/Here is how much of/) {
75: $sygnal = 0;
76: }
77: if ($sygnal) {
78: print "$content_of_file[$i]<br />";
79: }
80: }
81: } elsif ($body_log_file=~m/<inserted text>/) {
82: my $whereitbegins = index $body_log_file,'<inserted text>';
83: $whereitbegins = rindex $body_log_file,'STAMPOFPASSEDRESOURCESTART',$whereitbegins;
84: my $whereitends = index $body_log_file,'STAMPOFPASSEDRESOURCEEND',$whereitbegins;
85: print "You are running LaTeX in the <b>batch mode</b>. \n";
86: print "It has found an error in".substr($body_log_file,$whereitbegins+26,$whereitends-$whereitbegins-26)." and corrected it.\n";
87: print "Usually this correction is valid but you probably need to check the indicated resource one more time and implement neccessary corrections by yourself.\n";
88: $name_file =~ s/\.tex/\.dvi/;
89: my $new_name_file = $name_file;
90: $new_name_file =~ s/\.dvi/\.ps/;
91: my $comma = "dvips -Ppdf -G0 -o $new_name_file";
92: system("$comma $name_file 1>/dev/null 2>/dev/null");
93: if (-e $new_name_file) {
94: print "<h1>PDF output file (see link below)</h1>\n";
95: $new_name_file =~ m/^(.*)\./;
96: my $tempo_file = $1.'temporar.ps';
97: my $name_file = $1.'.pdf';
98: if ($laystyle eq 'album' and $numberofcolumns eq '2') {
99: $comma = "psnup -2 -s1.0 $new_name_file";
100: system("$comma $tempo_file 1>/dev/null 2>/dev/null");
101: system("ps2pdf $tempo_file $name_file 1>/dev/null 2>/dev/null");
102: } elsif ($laystyle eq 'book' and $numberofcolumns eq '2') {
103: $comma = 'pstops -pletter "2:0+1(0.48w,0)"';
104: system("$comma $new_name_file $tempo_file 1>/dev/null 2>/dev/null");
105: system("ps2pdf $tempo_file $name_file 1>/dev/null 2>/dev/null");
106: } else {
107: system("ps2pdf $new_name_file $name_file 1>/dev/null 2>/dev/null");
108: }
109: my $texlog = $texfile;
110: my $texaux = $texfile;
111: my $texdvi = $texfile;
112: my $texps = $texfile;
113: $texlog =~ s/\.tex/\.log/;
114: $texaux =~ s/\.tex/\.aux/;
115: $texdvi =~ s/\.tex/\.dvi/;
116: $texps =~ s/\.tex/\.ps/;
117: my @garb = ($texlog,$texaux,$texdvi,$texps);
118: # unlink @garb;
119: unlink $duefile;
120: print "<a href=\"/prtspool/$name_file\">Your PDF document</a>";
121: print "\n";
122: }
123: } else {
124: #LaTeX successfully parsed tex file
125: $name_file =~ s/\.tex/\.dvi/;
126: my $new_name_file = $name_file;
127: $new_name_file =~ s/\.dvi/\.ps/;
128: my $comma = "dvips -Ppdf -G0 -o $new_name_file";
129: system("$comma $name_file 1>/dev/null 2>/dev/null");
130: if (-e $new_name_file) {
131: print "<h1>Successfully created PDF output file (see link below)</h1>\n";
132: $new_name_file =~ m/^(.*)\./;
133: my $tempo_file = $1.'temporar.ps';
134: my $name_file = $1.'.pdf';
135: if ($laystyle eq 'album' and $numberofcolumns eq '2') {
136: $comma = "psnup -2 -s1.0 $new_name_file";
137: system("$comma $tempo_file 1>/dev/null 2>/dev/null");
138: system("ps2pdf $tempo_file $name_file 1>/dev/null 2>/dev/null");
139: } elsif ($laystyle eq 'book' and $numberofcolumns eq '2') {
140: $comma = 'pstops -pletter "2:0+1(0.48w,0)"';
141: system("$comma $new_name_file $tempo_file 1>/dev/null 2>/dev/null");
142: system("ps2pdf $tempo_file $name_file 1>/dev/null 2>/dev/null");
143: } else {
144: system("ps2pdf $new_name_file $name_file 1>/dev/null 2>/dev/null");
145: }
146: my $texlog = $texfile;
147: my $texaux = $texfile;
148: my $texdvi = $texfile;
149: my $texps = $texfile;
150: $texlog =~ s/\.tex/\.log/;
151: $texaux =~ s/\.tex/\.aux/;
152: $texdvi =~ s/\.tex/\.dvi/;
153: $texps =~ s/\.tex/\.ps/;
154: my @garb = ($texlog,$texaux,$texdvi,$texps);
155: # unlink @garb;
156: unlink $duefile;
157: print "<a href=\"/prtspool/$name_file\">Your PDF document</a>";
158: print "\n";
159: }
160: }
161: } else {
162: print "LaTeX file $texfile was not created successfully";
163: }
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