version 1.101, 2006/06/12 18:05:02
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version 1.107, 2006/06/30 01:24:41
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Line 234 print "<a href=\"$backref\"><b>Return</b
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Line 234 print "<a href=\"$backref\"><b>Return</b
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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 '.$prettyname); |
&Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state, |
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'Converting to EPS '.$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 |
Line 476 foreach $texfile (@texfile) {
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Line 477 foreach $texfile (@texfile) {
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"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 $new_name_file) { |
&repaginate_postscript($new_name_file); |
my $latex_file = $name_file; |
print "<h1>PDF output file (see link below)</h1>\n"; |
$latex_file =~ s/\.dvi/\.tex/; |
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&repaginate($new_name_file, $latex_file, $numberofcolumns); |
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# |
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# Now have to re-latex, re dvips again to |
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# get the repaginated postscript. |
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# |
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&busy_wait_command("latex $latex_file 1>/dev/null 2>/dev/null", |
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"for $status_statement first latex to repaginate", |
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\%prog_state, $name_file); |
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if ($tableofcontents eq 'yes') { |
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&busy_wait_command("latex $latex_file 1>/dev/null 2>/dev/null", |
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"for $status_statement second latex to repaginate", |
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\%prog_state, $name_file); |
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&busy_wait_command("latex $latex_file 1>/dev/null 2>/dev/null", |
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"for $status_statement third latex to repaginate", |
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\%prog_state, $name_file); |
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} |
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if ($tableofindex eq 'yes') { |
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my $idxname = $latex_file; |
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$idxname =~ s/\.tex$/\.idx/; |
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&busy_wait_command("makindex $idxname", |
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"Re-creating index file", |
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\%prog_state, $idxname); |
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&busy_wait_command("latex $latex_file 1>/dev/null 2>/dev/null", |
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"for $status_statement now Recreting index (latex)", |
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\%prog_state, $dvi_file); |
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} |
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&busy_wait_command("$comma $name_file 1>dev/null 2>/dev/null", |
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"for $status_statement dvips to repaginate", |
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\%prog_state, $new_name_file); |
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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 551 foreach $texfile (@texfile) {
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Line 583 foreach $texfile (@texfile) {
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"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 $new_name_file) { |
&repaginate_postscript($new_name_file); |
my $latex_file = $name_file; |
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$latex_file =~ s/\.dvi/\.tex/; |
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&repaginate($new_name_file, $latex_file, $numberofcolumns); |
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&busy_wait_command("latex $latex_file 1>/dev/null 2>/dev/null", |
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"for $status_statement first latex to repaginate", |
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\%prog_state, $name_file); |
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if ($tableofcontents eq 'yes') { |
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&busy_wait_command("latex $latex_file 1>/dev/null 2>/dev/null", |
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"for $status_statement second latex to repaginate", |
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\%prog_state, $name_file); |
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&busy_wait_command("latex $latex_file 1>/dev/null 2>/dev/null", |
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"for $status_statement third latex to repaginate", |
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\%prog_state, $name_file); |
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} |
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if ($tableofindex eq 'yes') { |
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my $idxname = $latex_file; |
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$idxname =~ s/\.tex$/\.idx/; |
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&busy_wait_command("makeindex $idxname", |
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"Re-creating index file", |
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\%prog_state, $idxname); |
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&busy_wait_command("latex $latex_file 1>/dev/null 2>/dev/null", |
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"for $status_statement now Recreting index (latex)", |
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\%prog_state, $dvi_file); |
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} |
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&busy_wait_command("$comma $name_file 1>/dev/null 2>/dev/null", |
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"for $status_statement dvips to repaginate", |
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\%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 = $1.'temporar.ps'; |
Line 632 if ($number_of_files>1) {
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Line 690 if ($number_of_files>1) {
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if ($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; |
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sub REAPER { |
sub REAPER { |
$done=1; |
$done=1; |
} |
} |
Line 641 sub busy_wait_command {
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Line 700 sub busy_wait_command {
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$SIG{CHLD} = \&REAPER; |
$SIG{CHLD} = \&REAPER; |
$done=0; |
$done=0; |
print("<p> Doing : <tt>$command</tt>"); |
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my $pid=open(CMD,"$command |"); |
my $pid=open(CMD,"$command |"); |
if ($advanced_role) { |
if ($advanced_role) { |
&Apache::lonhtmlcommon::Update_PrgWin('',$progress_win,$message); |
&Apache::lonhtmlcommon::Update_PrgWin('',$progress_win,$message); |
Line 661 sub busy_wait_command {
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Line 719 sub busy_wait_command {
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$SIG{CHLD}='IGNORE'; |
$SIG{CHLD}='IGNORE'; |
close(CMD); |
close(CMD); |
} |
} |
print("<p> End</p>"); |
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# Repagninate a postscript file. |
# Repagninate |
# What we need to do: |
# What we need to do: |
# - Count the number of pages in each student. |
# - Count the number of pages in each student. |
# - Add pages between each student so that each student's output is |
# - Rewrite the latex file replacing the \specials that |
# the maximum number of pages. |
# mark the end of student with an appropriate number of newlines. |
# |
# parameters: |
sub repaginate_postscript { |
# psfile - Postscript filename |
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# latexfile - LaTeX filename |
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# columns - number of columns. |
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sub repaginate { |
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# We will try to do this in 2 passes through the postscript since |
# We will try to do this in 2 passes through the postscript since |
# the postscript is potentially large, to do 2 passes, the first pass |
# the postscript is potentially large, to do 2 passes, the first pass |
Line 682 sub repaginate_postscript {
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Line 742 sub repaginate_postscript {
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# 2. Maximum number of pages in a student |
# 2. Maximum number of pages in a student |
# 3. Number of pages in each student. |
# 3. Number of pages in each student. |
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my ($postscript_filename) = @_; |
my ($postscript_filename, $latex_filename, $num_columns) = @_; |
open(PSFILE, "<$postscript_filename"); |
open(PSFILE, "<$postscript_filename"); |
my $line; |
my $line; |
my $total_pages; # Total pages in document. |
my $total_pages; # Total pages in document. |
Line 690 sub repaginate_postscript {
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Line 750 sub repaginate_postscript {
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my $student_number = 0; # Index of student we're working on. |
my $student_number = 0; # Index of student we're working on. |
my @pages_in_student; # For each student his/her initial page count. |
my @pages_in_student; # For each student his/her initial page count. |
my $max_pages = 0; # Pages in 'longest' student. |
my $max_pages = 0; # Pages in 'longest' student. |
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my $page_number = 0; |
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&Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state, |
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"Counting pages for student: ".$student_number+1); |
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while ($line = <PSFILE>) { |
while ($line = <PSFILE>) { |
my $page_number = 0; |
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# Check for total pages (%%Pages:) |
# Check for total pages (%%Pages:) |
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Line 706 sub repaginate_postscript {
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Line 769 sub repaginate_postscript {
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# we only are looking for the largest n (n is page number at the |
# we only are looking for the largest n (n is page number at the |
# bottom of the page, m the page number within the document. |
# bottom of the page, m the page number within the document. |
# |
# |
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if ($line =~ /^%%Page:/) { |
if ($line =~ /^%%Page:/) { |
my @pageinfo = split(/ /, $line); |
my @pageinfo = split(/ /, $line); |
if ($page_number < $pageinfo[1]) { |
if ($page_number < $pageinfo[1]) { |
Line 718 sub repaginate_postscript {
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Line 782 sub repaginate_postscript {
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if ($line =~ /ENDOFSTUDENTSTAMP/) { |
if ($line =~ /ENDOFSTUDENTSTAMP/) { |
$pages_in_student[$student_number] = $page_number; |
$pages_in_student[$student_number] = $page_number; |
$student_number++; |
$student_number++; |
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&Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state, |
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"Counting pages for student: ".$student_number+1); |
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if ($page_number > $max_pages) { |
if ($page_number > $max_pages) { |
$max_pages = $page_number; |
$max_pages = $page_number; |
} |
} |
Line 729 sub repaginate_postscript {
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Line 795 sub repaginate_postscript {
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} |
} |
close(PSFILE); |
close(PSFILE); |
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# Figure out how many total pages we need to add and adjust the |
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# $total_pages accordingly: |
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# |
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my $add_pages = 0; |
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for (my $i =0; $i < $student_number; $i++) { |
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$add_pages += ($max_pages - $pages_in_student[$i]); |
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} |
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# If we don't need to add any pages, we're done! |
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# You might think that we don't need to do anything if |
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# there are no pages to add, however we still need to at least strip out |
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# the ENDOFSTUDENTSTAMP stamps...as they are not postscript comments!! |
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# If 2 columns, max_pages must go to an even number of columns: |
# Now pass 2; we're going to write the new. ps file: |
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# - Modify its first %%Pages: line so that it has the new correct number of |
&Apache::lonnet::logthis("Before 2 col adjust max-pages = $max_pages"); |
# pages |
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# - For each student, insert as many blank pages as needed (and |
if ($num_columns == 2) { |
# associated structured comments) to expand a student out to |
if ($max_pages % 2) { |
# max_pages pages. |
$max_pages++; |
# - Remove the ENDOFSTUDENTSTAMP lines. |
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# |
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$total_pages += $add_pages; |
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$student_number = 0; |
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open(PSFILE, "<$postscript_filename"); |
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open(PSOFILE,">$postscript_filename"."repaginating"); # unique if original fname is. |
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$seen_pages = 0; # Reset seen %%Pages flag... |
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while ($line = <PSFILE>) { |
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if (($line =~ /^%%Pages:/) && (!$seen_pages)) { |
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$line = "%%Pages: $total_pages\n"; |
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$seen_pages = 1; |
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} |
} |
if ($line =~ /ENDOFSTUDENTSTAMP/) { |
} |
$add_pages = ($max_pages - $pages_in_student[$student_number]); |
&Apache::lonnet::logthis("after adjust: $max_pages"); |
$line = "\n"; |
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my $last_student_page = $pages_in_student[$student_number]; |
# Now rewrite the LaTex file, substituting our \special |
my $last_total_page = $student_number*$max_pages + $last_student_page; |
# with an appropriate number of \newpage directives. |
while ($add_pages) { |
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$line .= "%Page: $last_student_page $last_total_page\n"; |
my $outfilename = $latex_filename."temp"; |
my $bop = $last_total_page-1; |
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$line .= "TeXDict begin $last_student_page $bop bop eop end\n"; |
open(LATEXIN, "<$latex_filename"); |
$last_student_page++; |
open(LATEXOUT, ">$outfilename"); |
$last_total_page++; |
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$add_pages--; |
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$student_number = 0; # first student... |
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&Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state, |
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"Repaginating student ".$student_number+1); |
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while (my $line = <LATEXIN>) { |
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if ($line eq "\\special{ps:ENDOFSTUDENTSTAMP}\n") { |
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# only end of student stamp if next line is ENDOFSTUDENTSTAMP: |
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# End of student replace with 0 or more newpages. |
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my $addlines = $max_pages - $pages_in_student[$student_number]; |
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&Apache::lonnet::logthis("student: $pages_in_student[$student_number] add: $addlines"); |
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while($addlines) { |
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print LATEXOUT '\linebreak \strut \pagebreak'; |
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$addlines--; |
} |
} |
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$student_number++; |
$student_number++; |
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&Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state, |
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"Repaginating student ".$student_number+1); |
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} else { |
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print LATEXOUT $line; |
} |
} |
print PSOFILE ($line); |
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} |
} |
close(PSOFILE); |
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close(PSFILE); |
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rename($postscript_filename."repaginating", $postscript_filename); |
close(LATEXIN); |
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close(LATEXOUT); |
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rename($outfilename, $latex_filename); |
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} |
} |
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