version 1.97, 2006/04/20 02:24:08
|
version 1.107, 2006/06/30 01:24:41
|
Line 161 END
|
Line 161 END
|
} |
} |
&Apache::lonlocal::get_language_handle(); |
&Apache::lonlocal::get_language_handle(); |
&Apache::loncommon::content_type(undef,'text/html'); |
&Apache::loncommon::content_type(undef,'text/html'); |
print(&Apache::loncommon::start_page('Creating PDF')); |
|
|
print(&Apache::loncommon::start_page('Creating PDF')); |
|
|
my $identifier = $ENV{'QUERY_STRING'}; |
my $identifier = $ENV{'QUERY_STRING'}; |
my $texfile = $env{'cgi.'.$identifier.'.file'}; |
my $texfile = $env{'cgi.'.$identifier.'.file'}; |
Line 233 print "<a href=\"$backref\"><b>Return</b
|
Line 234 print "<a href=\"$backref\"><b>Return</b
|
my $prettyname=$not_eps; |
my $prettyname=$not_eps; |
$prettyname=~s|/home/([^/]+)/public_html|/priv/$1|; |
$prettyname=~s|/home/([^/]+)/public_html|/priv/$1|; |
$prettyname=~s|$Apache::lonnet::perlvar{'lonDocRoot'}/|/|; |
$prettyname=~s|$Apache::lonnet::perlvar{'lonDocRoot'}/|/|; |
&Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,'Converting to EPS '.$prettyname); |
&Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state, |
|
'Converting to EPS '.$prettyname); |
} |
} |
$done_conversion{$not_eps}=1; |
$done_conversion{$not_eps}=1; |
# print "Converting $not_eps -> $eps_f"; # Debugging |
# print "Converting $not_eps -> $eps_f"; # Debugging |
system("convert $not_eps $eps_f"); |
system("convert $not_eps $eps_f"); |
#check is eps exist in prtspool |
# check is eps exist in prtspool |
if(not -e $eps_f) { |
if (not -e $eps_f) { |
|
# converting an animated gif creates either: |
|
# anim.gif.eps.0 |
|
# or |
|
# anim.gif-0.eps |
for (my $i=0;$i<10000;$i++) { |
for (my $i=0;$i<10000;$i++) { |
if (-e $eps_f.'.'.$i) { |
if (-e $eps_f.'.'.$i) { |
rename $eps_f.'.'.$i, $eps_f; |
rename($eps_f.'.'.$i, $eps_f); |
|
last; |
|
} |
|
my $anim_eps = $eps_f; |
|
$anim_eps =~ s/(\.[^.]*)\.eps$/$1-$i\.eps/i; |
|
if (-e $anim_eps) { |
|
rename($anim_eps, $eps_f); |
last; |
last; |
} |
} |
} |
} |
} |
} |
|
# imagemagick 6.2.0-6.2.7 fails to properly handle |
|
# convert anim.gif anim.gif.eps |
|
# it creates anim.eps instead. |
|
if (not -e $eps_f) { |
|
my $eps_f2 = $eps_f; |
|
$eps_f2 =~ s/\.[^.]*\.eps$/\.eps/i; |
|
if(-e $eps_f2) { |
|
rename($eps_f2,$eps_f); |
|
} |
|
} |
|
|
} |
} |
} |
} |
if ($advanced_role) { |
if ($advanced_role) { |
Line 454 foreach $texfile (@texfile) {
|
Line 477 foreach $texfile (@texfile) {
|
"for $status_statement now Converting to PS", |
"for $status_statement now Converting to PS", |
\%prog_state,$new_name_file); |
\%prog_state,$new_name_file); |
if (-e $new_name_file) { |
if (-e $new_name_file) { |
print "<h1>PDF output file (see link below)</h1>\n"; |
my $latex_file = $name_file; |
|
$latex_file =~ s/\.dvi/\.tex/; |
|
&repaginate($new_name_file, $latex_file, $numberofcolumns); |
|
# |
|
# Now have to re-latex, re dvips again to |
|
# get the repaginated postscript. |
|
# |
|
&busy_wait_command("latex $latex_file 1>/dev/null 2>/dev/null", |
|
"for $status_statement first latex to repaginate", |
|
\%prog_state, $name_file); |
|
if ($tableofcontents eq 'yes') { |
|
&busy_wait_command("latex $latex_file 1>/dev/null 2>/dev/null", |
|
"for $status_statement second latex to repaginate", |
|
\%prog_state, $name_file); |
|
&busy_wait_command("latex $latex_file 1>/dev/null 2>/dev/null", |
|
"for $status_statement third latex to repaginate", |
|
\%prog_state, $name_file); |
|
} |
|
if ($tableofindex eq 'yes') { |
|
my $idxname = $latex_file; |
|
$idxname =~ s/\.tex$/\.idx/; |
|
&busy_wait_command("makindex $idxname", |
|
"Re-creating index file", |
|
\%prog_state, $idxname); |
|
&busy_wait_command("latex $latex_file 1>/dev/null 2>/dev/null", |
|
"for $status_statement now Recreting index (latex)", |
|
\%prog_state, $dvi_file); |
|
|
|
} |
|
&busy_wait_command("$comma $name_file 1>dev/null 2>/dev/null", |
|
"for $status_statement dvips to repaginate", |
|
\%prog_state, $new_name_file); |
|
print "\n<h1>PDF output file (see link below)</h1>\n"; |
$new_name_file =~ m/^(.*)\./; |
$new_name_file =~ m/^(.*)\./; |
my $ps_file = my $tempo_file = $1.'temporar.ps'; |
my $ps_file = my $tempo_file = $1.'temporar.ps'; |
my $pdf_file = $1.'.pdf'; |
my $pdf_file = $1.'.pdf'; |
Line 528 foreach $texfile (@texfile) {
|
Line 583 foreach $texfile (@texfile) {
|
"for $status_statement now Converting to PS", |
"for $status_statement now Converting to PS", |
\%prog_state,$new_name_file); |
\%prog_state,$new_name_file); |
if (-e $new_name_file) { |
if (-e $new_name_file) { |
|
my $latex_file = $name_file; |
|
$latex_file =~ s/\.dvi/\.tex/; |
|
&repaginate($new_name_file, $latex_file, $numberofcolumns); |
|
&busy_wait_command("latex $latex_file 1>/dev/null 2>/dev/null", |
|
"for $status_statement first latex to repaginate", |
|
\%prog_state, $name_file); |
|
if ($tableofcontents eq 'yes') { |
|
&busy_wait_command("latex $latex_file 1>/dev/null 2>/dev/null", |
|
"for $status_statement second latex to repaginate", |
|
\%prog_state, $name_file); |
|
&busy_wait_command("latex $latex_file 1>/dev/null 2>/dev/null", |
|
"for $status_statement third latex to repaginate", |
|
\%prog_state, $name_file); |
|
} |
|
if ($tableofindex eq 'yes') { |
|
my $idxname = $latex_file; |
|
$idxname =~ s/\.tex$/\.idx/; |
|
&busy_wait_command("makeindex $idxname", |
|
"Re-creating index file", |
|
\%prog_state, $idxname); |
|
&busy_wait_command("latex $latex_file 1>/dev/null 2>/dev/null", |
|
"for $status_statement now Recreting index (latex)", |
|
\%prog_state, $dvi_file); |
|
} |
|
&busy_wait_command("$comma $name_file 1>/dev/null 2>/dev/null", |
|
"for $status_statement dvips to repaginate", |
|
\%prog_state, $new_name_file); |
print "<br />"; |
print "<br />"; |
$new_name_file =~ m/^(.*)\./; |
$new_name_file =~ m/^(.*)\./; |
my $ps_file = my $tempo_file = $1.'temporar.ps'; |
my $ps_file = my $tempo_file = $1.'temporar.ps'; |
Line 608 if ($number_of_files>1) {
|
Line 690 if ($number_of_files>1) {
|
if ($advanced_role) { &Apache::lonhtmlcommon::Close_PrgWin('',\%prog_state); } |
if ($advanced_role) { &Apache::lonhtmlcommon::Close_PrgWin('',\%prog_state); } |
print(&Apache::loncommon::end_page()); |
print(&Apache::loncommon::end_page()); |
my $done; |
my $done; |
|
|
sub REAPER { |
sub REAPER { |
$done=1; |
$done=1; |
} |
} |
Line 637 sub busy_wait_command {
|
Line 720 sub busy_wait_command {
|
close(CMD); |
close(CMD); |
} |
} |
|
|
|
# Repagninate |
|
# What we need to do: |
|
# - Count the number of pages in each student. |
|
# - Rewrite the latex file replacing the \specials that |
|
# mark the end of student with an appropriate number of newlines. |
|
# parameters: |
|
# psfile - Postscript filename |
|
# latexfile - LaTeX filename |
|
# columns - number of columns. |
|
sub repaginate { |
|
|
|
# We will try to do this in 2 passes through the postscript since |
|
# the postscript is potentially large, to do 2 passes, the first pass |
|
# must be able to calculate the total number of document pages so that |
|
# at the beginning of the second pass we already know how to replace |
|
# %%Pages: |
|
|
|
# Figure out |
|
# 1. Number of pages in the document |
|
# 2. Maximum number of pages in a student |
|
# 3. Number of pages in each student. |
|
|
|
my ($postscript_filename, $latex_filename, $num_columns) = @_; |
|
open(PSFILE, "<$postscript_filename"); |
|
my $line; |
|
my $total_pages; # Total pages in document. |
|
my $seen_pages = 0; # There are several %%Pages only the first is useful |
|
my $student_number = 0; # Index of student we're working on. |
|
my @pages_in_student; # For each student his/her initial page count. |
|
my $max_pages = 0; # Pages in 'longest' student. |
|
my $page_number = 0; |
|
&Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state, |
|
"Counting pages for student: ".$student_number+1); |
|
|
|
while ($line = <PSFILE>) { |
|
|
|
# Check for total pages (%%Pages:) |
|
|
|
if (($line =~ /^%%Pages:/) && (!$seen_pages)) { |
|
my @pageinfo = split(/ /,$line); |
|
$total_pages = $pageinfo[1]; |
|
$seen_pages = 1; |
|
} |
|
# Check for %%Page: n m $page_number will be the |
|
# biggest of these until we see an endofstudent. |
|
# Note that minipages generate spurious %Page: 1 1's so |
|
# we only are looking for the largest n (n is page number at the |
|
# bottom of the page, m the page number within the document. |
|
# |
|
|
|
if ($line =~ /^%%Page:/) { |
|
my @pageinfo = split(/ /, $line); |
|
if ($page_number < $pageinfo[1]) { |
|
$page_number = $pageinfo[1]; |
|
} |
|
} |
|
# ENDOFSTUDENTSTAMP - save the page_number, reset and, if necessary |
|
# udpate max_pages. |
|
# |
|
if ($line =~ /ENDOFSTUDENTSTAMP/) { |
|
$pages_in_student[$student_number] = $page_number; |
|
$student_number++; |
|
&Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state, |
|
"Counting pages for student: ".$student_number+1); |
|
|
|
if ($page_number > $max_pages) { |
|
$max_pages = $page_number; |
|
} |
|
$page_number = 0; |
|
|
|
} |
|
|
|
|
|
} |
|
close(PSFILE); |
|
|
|
# If 2 columns, max_pages must go to an even number of columns: |
|
|
|
&Apache::lonnet::logthis("Before 2 col adjust max-pages = $max_pages"); |
|
|
|
if ($num_columns == 2) { |
|
if ($max_pages % 2) { |
|
$max_pages++; |
|
} |
|
} |
|
&Apache::lonnet::logthis("after adjust: $max_pages"); |
|
|
|
# Now rewrite the LaTex file, substituting our \special |
|
# with an appropriate number of \newpage directives. |
|
|
|
my $outfilename = $latex_filename."temp"; |
|
|
|
open(LATEXIN, "<$latex_filename"); |
|
open(LATEXOUT, ">$outfilename"); |
|
|
|
|
|
$student_number = 0; # first student... |
|
&Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state, |
|
"Repaginating student ".$student_number+1); |
|
|
|
while (my $line = <LATEXIN>) { |
|
if ($line eq "\\special{ps:ENDOFSTUDENTSTAMP}\n") { |
|
# only end of student stamp if next line is ENDOFSTUDENTSTAMP: |
|
|
|
|
|
# End of student replace with 0 or more newpages. |
|
|
|
my $addlines = $max_pages - $pages_in_student[$student_number]; |
|
&Apache::lonnet::logthis("student: $pages_in_student[$student_number] add: $addlines"); |
|
while($addlines) { |
|
print LATEXOUT '\linebreak \strut \pagebreak'; |
|
|
|
$addlines--; |
|
} |
|
|
|
$student_number++; |
|
&Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state, |
|
"Repaginating student ".$student_number+1); |
|
|
|
} else { |
|
print LATEXOUT $line; |
|
} |
|
} |
|
|
|
close(LATEXIN); |
|
close(LATEXOUT); |
|
rename($outfilename, $latex_filename); |
|
|
|
} |
|
|