--- loncom/xml/londefdef.pm 2011/10/06 22:18:59 1.415.4.5
+++ loncom/xml/londefdef.pm 2010/10/19 19:33:21 1.424
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# Tags Default Definition Module
#
-# $Id: londefdef.pm,v 1.415.4.5 2011/10/06 22:18:59 raeburn Exp $
+# $Id: londefdef.pm,v 1.424 2010/10/19 19:33:21 raeburn Exp $
#
#
# Copyright Michigan State University Board of Trustees
@@ -43,12 +43,10 @@ use Apache::lonnet;
use strict;
use Apache::lonxml;
use Apache::lontable;
-use Apache::File();
use Image::Magick;
use Apache::lonmenu();
use Apache::lonmeta();
use Apache::lonlocal;
-use Apache::loncommon();
use Apache::Constants qw(:common);
use File::Basename;
use LONCAPA();
@@ -590,7 +588,7 @@ sub start_body {
sub edit_controls {
my ($nochgview) = @_;
my $result .= '
-<form method="post" action="">
+<form method="post">
<div class="LC_edit_problem_header">';
unless ($nochgview) {
$result .= '
@@ -602,12 +600,7 @@ sub edit_controls {
$result .= '
<div><input type="submit" name="editmode" accesskey="e" value="'.&mt('Edit').'" />';
if (($env{'request.course.id'}) && ($env{'form.forceedit'})) {
- my $viewtext = &mt('Course View');
- if (&Apache::loncommon::course_type() eq 'Community') {
- $viewtext = &mt('Community View');
- }
- $result .= (' ' x 3).'<input type="button" value="'.
- $viewtext.'" onclick="javascript:location.href=currentURL" />';
+ $result .= (' ' x 3).'<input type="button" value="'.&mt('Course View').'" onclick="javascript:location.href=currentURL" />';
}
$result .= '</div>
</div>
@@ -2045,41 +2038,36 @@ sub start_table {
} elsif ($target eq 'tex') {
&disable_para(); # Can't have paras in a table.
+
+ # New table code:
+
# Get the parameters that we can do something about:
my $border = &Apache::lonxml::get_param('border', $parstack, $safeeval, undef, 0);
my $width = &Apache::lonxml::get_param('TeXwidth', $parstack, $safeeval, undef, 0);
my $theme = &Apache::lonxml::get_param('TeXtheme', $parstack, $safeeval, undef, 0);
my $align = &Apache::lonxml::get_param('align', $parstack, $safeeval, undef, 0);
- my $cell_border = &Apache::lonxml::get_param('rules', $parstack, $safeeval, undef, 0);
+ my $cell_border = &Apache::lonxml::get_param('rules', $parstack, $safeeval, undef, 0);
# The only thing that needs any figuring out is the width.. and then only if it is
# a percent. If not it's assumed to be some valid TeX measurement unit e.g. 3.0cm
#
my $table = new Apache::lontable();
- if ((defined $border) && ($border > 0)) {
- # &Apache::lonnet::logthis("Turning on table borders: $border");
- $table->table_border(1);
- if (!defined $cell_border) {
- $table->cell_border(1); # Default for rules is all if rules not defined.
- }
- }
+ if ((defined $border) && ($border > 0)) {
+ # &Apache::lonnet::logthis("Turning on table borders: $border");
+ $table->table_border(1);
+ if ($cell_border ne 'none') {
+ $table->cell_border(1); # html specs that border turns on both...unless rules='none'.
+ }
+ }
+ # Only all or nothing for cell borders for now:
- if ((defined $cell_border)) {
- if ($cell_border eq 'all') {
- $table->cell_border(1);
- } elsif ($cell_border eq 'rows') {
- $table->cell_border(2);
- } elsif ($cell_border eq 'cols') {
- $table->cell_border(3);
- } elsif($cell_border eq 'groups') {
- $table->cell_border(4);
- } else {
- $table->cell_border(0);
- }
- }
- if (defined $theme) {
+ if ((defined $cell_border) && ($cell_border ne 'none')) {
+ # &Apache::lonnet::logthis("Turning on cell borders: $cell_border");
+ $table->cell_border(1);
+ }
+ if (defined $theme) {
$table->theme($theme);
}
if (defined $align) {
@@ -2091,7 +2079,7 @@ sub start_table {
if (!(defined $width)) {
$width = '70%';
}
-
+
# If a percentage, need to calculate what this means in terms of
# page width:
@@ -2106,6 +2094,88 @@ sub start_table {
push(@Apache::londefdef::table, $table);
$currentstring.=' \keephidden{NEW TABLE ENTRY}';
+ #--------------------------------------------------------
+ # Old table code here.
+ #--------------------------------------------------------
+
+
+ if (0) {
+ push(@Apache::londefdef::table, {});
+ $Apache::londefdef::table[-1]{'row_number'} = -1;
+ #maximum table's width (default coincides with text line length)
+ if ($#Apache::londefdef::table==0) {
+ $textwidth=&recalc($env{'form.textwidth'}); #result is always in mm
+ $textwidth=~/(\d+\.?\d*)/;
+ $textwidth=0.85*$1; #accounts "internal" LaTeX space for table frame
+ } else {
+ if ($Apache::londefdef::table[-2]{'TeXlen'}[$Apache::londefdef::table[-2]{'row_number'}][$Apache::londefdef::table[-2]{'counter_columns'}]=~/\d/) {
+ #the maximum width of nested table is determined by LATeX width of parent cell
+ $textwidth=$Apache::londefdef::table[-2]{'TeXlen'}[$Apache::londefdef::table[-2]{'row_number'}][$Apache::londefdef::table[-2]{'counter_columns'}];
+ } else {
+ #try to use all space not used before (minus 5% for LaTeX table internal) - rather silly
+ $textwidth=$Apache::londefdef::table[-2]{'width'};
+ for (my $i=0;$i<$Apache::londefdef::table[-2]{'counter_columns'};$i++) {
+ $textwidth=$textwidth-$Apache::londefdef::table[-2]{'TeXlen'}[0][$i];
+ }
+ }
+ }
+
+ # width either comes forced from the TeXwidth or the width parameters.
+ # in either case it can be a percentage or absolute width.
+ # in the width case we ignore absolute width
+ my $TeXwidth = &Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval,undef,0);
+ if (!defined($TeXwidth)) {
+ my $htmlwidth = &Apache::lonxml::get_param('width',$parstack,
+ $safeeval,undef,1);
+ if ($htmlwidth =~ /%/) {
+ $TeXwidth = $htmlwidth;
+ } else {
+ $TeXwidth = $textwidth;
+ }
+ }
+ # if the width is specified as a % it is converted to an absolute width.
+ # otherwise.. just plugged right in the hash
+
+ if ($TeXwidth=~/%/) {
+ $TeXwidth=~/(\d+)/;
+ $Apache::londefdef::table[-1]{'width'}=$1*$textwidth/100;
+ } else {
+ $Apache::londefdef::table[-1]{'width'}=$TeXwidth;
+ }
+ # In the end, however the table width cannot be wider than $textwidth...
+
+ if ($Apache::londefdef::table[-1]{'width'} > $textwidth) {
+ $Apache::londefdef::table[-1]{'width'} = $textwidth;
+ }
+ #table's border
+ my $border = &Apache::lonxml::get_param('border',$parstack,$safeeval);
+ my $permission=&Apache::lonxml::get_param('TeXDropEmptyColumns',$parstack,$safeeval,undef,0);
+ unless (defined $border) { $border = 0; }
+ if ($border) {
+ $Apache::londefdef::table[-1]{'hinc'} = '\hline ';
+ $Apache::londefdef::table[-1]{'vinc'} = '&';
+ $Apache::londefdef::table[-1]{'vvinc'} = '|';
+ } else {
+ $Apache::londefdef::table[-1]{'hinc'} = '';
+ $Apache::londefdef::table[-1]{'vinc'} = '&';
+ $Apache::londefdef::table[-1]{'vvinc'} = '';
+ }
+ if ($#Apache::londefdef::table==0) {
+ # Note that \newline seems to destroy the alignment envs.
+ # $Apache::londefdef::table[-1]{'output'}='\strut\newline\strut\setlength{\tabcolsep}{1 mm}';
+ $Apache::londefdef::table[-1]{'output'}='\strut'.'\\\\'."\n".'\strut\setlength{\tabcolsep}{1 mm}';
+ }
+ $Apache::londefdef::table[-1]{'output'}.=' \noindent \begin{tabular} ';
+ $Apache::londefdef::table[-1]{'TeXlen'}=[];
+ $Apache::londefdef::table[-1]{'objectlen'}=[];
+ $Apache::londefdef::table[-1]{'objectsignal'}=[];
+ $Apache::londefdef::table[-1]{'maxlen'}=[];
+ $Apache::londefdef::table[-1]{'minlen'}=[];
+ $Apache::londefdef::table[-1]{'content'}=[];
+ $Apache::londefdef::table[-1]{'align'}=[];
+ $currentstring.=' \keephidden{NEW TABLE ENTRY}';
+ }
+
}
return $currentstring;
}
@@ -2118,9 +2188,13 @@ sub end_table {
} elsif ($target eq 'tex') {
+ # New table code:
+
my $table = pop(@Apache::londefdef::table);
my $t = $table->generate();
+ # &Apache::lonnet::logthis("Generating string");
$currentstring = $t->generate_string();
+ # &Apache::lonnet::logthis("Generated: $currentstring");
&enable_para();
#--------------------------------------------------------------
# Old table code:
@@ -2659,26 +2733,17 @@ sub tag_check {
#
sub cell_config_hash {
- my ($align, $rowspan, $colspan, $width) = @_;
- if ($rowspan ne '') {
- $rowspan =~ s/^\s+|\s+$//g;
- }
- if ($colspan ne '') {
- $colspan =~ s/^\s+|\s+$//g;
- }
+ my ($align, $rowspan, $colspan) = @_;
my %config;
if ($align ne '') {
$config{'halign'} = $align;
}
- if (($colspan =~ /^\d+$/) && ($colspan > 0)) {
+ if ($colspan ne "") {
$config{'colspan'} = $colspan;
}
- if (($rowspan =~ /^\d+$/) && ($rowspan > 0)) {
+ if ($rowspan ne '') {
$config{'rowspan'} = $rowspan;
}
- if ($width ne '') {
- $config{'width'} = $width;
- }
return \%config;
}
@@ -2690,11 +2755,11 @@ sub start_td_tex {
# attributes, but empty of text. end_td_tex will
# fetch the contents from the recursive parse and
# fill the cell with them:
- my $align = &Apache::lonxml::get_param('align', $parstack, $safeeval);
- my $rowspan = &Apache::lonxml::get_param('rowspan', $parstack, $safeeval);
- my $colspan = &Apache::lonxml::get_param('colspan', $parstack, $safeeval);
- my $width = &Apache::lonxml::get_param('TeXwidth', $parstack, $safeeval);
- my $config = &cell_config_hash($align, $rowspan, $colspan, $width);
+ my $align = &Apache::lonxml::get_param('align', $parstack, $safeeval, undef, 1);
+ my $rowspan = &Apache::lonxml::get_param('rowspan', $parstack, $safeeval, undef, 1);
+ my $colspan = &Apache::lonxml::get_param('colspan', $parstack, $safeeval, undef, 1);
+
+ my $config = &cell_config_hash($align, $rowspan, $colspan);
my $table = $Apache::londefdef::table[-1];
$table->add_cell('', $config);
@@ -3105,24 +3170,13 @@ sub start_img {
# Render unto browsers that which are the browser's...
if ($target eq 'web' || $target eq 'webgrade') {
- if ($env{'browser.imagesuppress'} ne 'on') {
- my $enc = ('yes' eq
- lc(&Apache::lonxml::get_param('encrypturl',$parstack,
- $safeeval)));
- $currentstring.=&Apache::lonenc::encrypt_ref($token,{'src'=>$src},
- $enc);
- } else {
- my $alttag = &Apache::lonxml::get_param('alt',$parstack,$safeeval,
- undef,1);
- if (!$alttag) {
- $alttag = &Apache::lonmeta::alttag($Apache::lonxml::pwd[-1],
- $src);
- }
- $currentstring.='[IMAGE: '.$alttag.']';
- }
-
- # and render unto TeX that which is LaTeX
+ my $enc = ('yes' eq
+ lc(&Apache::lonxml::get_param('encrypturl',$parstack,
+ $safeeval)));
+ $currentstring.=&Apache::lonenc::encrypt_ref($token,{'src'=>$src},
+ $enc);
+ # and render unto TeX that which is LaTeX
} elsif ($target eq 'tex') {
#
# The alignment will require some superstructure to be put around
@@ -3223,7 +3277,7 @@ sub start_img {
['', 'none','parbox', 'parpic', 'wrapfigure'], $token, 2);
my $alt= &Apache::lonxml::get_param('alt',$parstack,$safeeval);
my $enc= &Apache::lonxml::get_param('encrypturl',$parstack,$safeeval);
-
+
$currentstring .=&Apache::edit::select_arg('Encrypt URL:','encrypturl',
['no','yes'], $token, 2);
if (($alt=~/\S/) && (lc($enc) eq 'yes')) {
@@ -3237,10 +3291,10 @@ sub start_img {
if ($token->[2]{'src'}=~/\$/) {
$currentstring.=&mt('Variable image source');
} elsif ($token->[2]{'src'}=~/\S/) {
- $currentstring .= '<img src="'.$src.'" alt="'.$alt.'" ';
- if ($width) { $currentstring.=' width="'.$width.'" '; }
- if ($height) { $currentstring.=' height="'.$height.'" '; }
- $currentstring .= ' />';
+ $currentstring .= '<img src="'.$src.'" alt="'.$alt.'" ';
+ if ($width) { $currentstring.=' width="'.$width.'" '; }
+ if ($height) { $currentstring.=' height="'.$height.'" '; }
+ $currentstring .= ' />';
} else {
$currentstring.=&mt("No image source specified");
}
@@ -3311,20 +3365,12 @@ sub start_applet {
&Apache::lonxml::extlink($archive);
my $currentstring = '';
if ($target eq 'web' || $target eq 'webgrade') {
- if ($env{'browser.appletsuppress'} ne 'on') {
- $currentstring = $token->[4];
- } else {
- my $alttag= &Apache::lonxml::get_param('alt',$parstack,
- $safeeval,undef,1);
- unless ($alttag) {
- $alttag=&Apache::lonmeta::alttag($Apache::lonxml::pwd[-1],
- $code);
- }
- $currentstring='[APPLET: '.$alttag.']';
- }
+ $currentstring = &Apache::lonenc::encrypt_ref($token,
+ {'code'=>$code,
+ 'archive'=>$archive}
+ );
} elsif ($target eq 'tex') {
- # Turn off some stuff we can't be inside thank you LaTeX
-
+ # Turn off some stuff we can't be inside thank you LaTeX
my $restart_sub = 0;
my $restart_sup = 0;
@@ -3388,16 +3434,7 @@ sub start_embed {
&Apache::lonxml::extlink($src);
my $currentstring = '';
if ($target eq 'web' || $target eq 'webgrade') {
- if ($env{'browser.embedsuppress'} ne 'on') {
- $currentstring=&Apache::lonenc::encrypt_ref($token,{'src'=>$src});
- } else {
- my $alttag=&Apache::lonxml::get_param
- ('alt',$parstack,$safeeval,undef,1);
- unless ($alttag) {
- $alttag=&Apache::lonmeta::alttag($Apache::lonxml::pwd[-1],$src);
- }
- $currentstring='[EMBED: '.$alttag.']';
- }
+ $currentstring=&Apache::lonenc::encrypt_ref($token,{'src'=>$src});
} elsif ($target eq 'tex') {
}
return $currentstring;
@@ -3407,9 +3444,10 @@ sub end_embed {
my ($target,$token) = @_;
my $currentstring = '';
if ($target eq 'web' || $target eq 'webgrade') {
- $currentstring = $token->[2];
- } elsif ($target eq 'tex') {
- }
+ $currentstring = $token->[2];
+ } elsif ($target eq 'tex') {
+ # ./.
+ }
return $currentstring;
}
@@ -3847,12 +3885,16 @@ sub end_colgroup {
return $currentstring;
}
+
#-- <del> tag (end tag required)
sub start_del {
my ($target,$token) = @_;
my $currentstring = '';
if ($target eq 'web' || $target eq 'webgrade') {
$currentstring = $token->[4];
+ } elsif ($target eq 'tex') {
+ &disable_para();
+ $currentstring .= '\st{';
}
return $currentstring;
}
@@ -3861,7 +3903,10 @@ sub end_del {
my ($target,$token) = @_;
my $currentstring = '';
if ($target eq 'web' || $target eq 'webgrade') {
- $currentstring = $token->[2];
+ $currentstring = $token->[2];
+ } elsif ($target eq 'tex') {
+ &enable_para();
+ $currentstring = '}';
}
return $currentstring;
}
@@ -4570,13 +4615,13 @@ sub get_eps_image {
#if replication failed try to produce eps file dynamically
$src=~s/\.ps$/\.eps/;
- my $temp_file;
- open(FILE,">>/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.dat");
- my $newsrc=$orig_src;
- $newsrc =~ s|(.*)/res/|/home/httpd/html/res/|;
- &Apache::lonxml::debug("queueing $newsrc for dynamic eps production.");
- print FILE ("$newsrc\n");
- close(FILE);
+ if (open(FILE,">>/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.dat")) {
+ my $newsrc=$orig_src;
+ $newsrc =~ s|(.*)/res/|/home/httpd/html/res/|;
+ &Apache::lonxml::debug("queueing $newsrc for dynamic eps production.");
+ print FILE ("$newsrc\n");
+ close(FILE);
+ }
$src=~s|/home/httpd/html/res|/home/httpd/prtspool|;
$src=~s|/home/([^/]*)/public_html/|/home/httpd/prtspool/$1/|;
if ($sext ne "") { # Put the ext. back in to uniquify.
@@ -4609,8 +4654,10 @@ sub get_eps_image {
sub eps_generation {
my ($src,$file,$width_param) = @_;
my $filename = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.dat";
- my $temp_file = Apache::File->new('>>'.$filename);
- print $temp_file "$src\n";
+ if (open(my $tmpfile,">>$filename")) {
+ print $tmpfile "$src\n";
+ close($tmpfile);
+ }
my $newsrc = $src;
$newsrc =~ s/(\.bmp|\.gif|\.jpg|\.jpeg)$/\.eps/i;
$newsrc=~s{/home/httpd/html/res}{};
@@ -4797,6 +4844,7 @@ sub latex_header {
"\\usepackage{xcolor}\n".
'\usepackage{calc}'.
'\usepackage{amsmath}'.
+ '\usepackage{soul}',
'\usepackage{amssymb}'.
'\usepackage{amsfonts}'.
'\usepackage{amsthm}'.