--- loncom/xml/londefdef.pm 2011/09/15 19:10:45 1.415.4.4 +++ loncom/xml/londefdef.pm 2010/11/01 10:52:09 1.425 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # Tags Default Definition Module # -# $Id: londefdef.pm,v 1.415.4.4 2011/09/15 19:10:45 raeburn Exp $ +# $Id: londefdef.pm,v 1.425 2010/11/01 10:52:09 foxr 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 $result .= ' -
+
'; unless ($nochgview) { $result .= ' @@ -602,12 +600,7 @@ sub edit_controls { $result .= '
'; if (($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).''; + $result .= (' ' x 3).''; } $result .= '
@@ -2045,41 +2038,36 @@ sub start_table { } elsif ($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: @@ -2106,443 +2094,109 @@ sub start_table { push(@Apache::londefdef::table, $table); $currentstring.=' \keephidden{NEW TABLE ENTRY}'; - } - return $currentstring; -} - -sub end_table { - my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; - my $currentstring = ''; - if ($target eq 'web' || $target eq 'webgrade') { - $currentstring = $token->[2]; - } elsif ($target eq 'tex') { - + #-------------------------------------------------------- + # Old table code here. + #-------------------------------------------------------- - my $table = pop(@Apache::londefdef::table); - my $t = $table->generate(); - $currentstring = $t->generate_string(); - &enable_para(); - #-------------------------------------------------------------- - # Old table code: - #-------------------------------------------------------------- if (0) { - - my $border = &Apache::lonxml::get_param('border',$parstack,$safeeval); - my $inmemory = ''; - my $output = ''; - my $WARNING=''; - #width of columns from TeXwidth attributes - - # Protect against unbalanced tag. - - if (scalar(@Apache::londefdef::table) > 0) { - - for (my $in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) { - for (my $jn=0;$jn<=$Apache::londefdef::table[-1]{'counter_columns'};$jn++) { - if ($Apache::londefdef::table[-1]{'TeXlen'}[0][$jn]<$Apache::londefdef::table[-1]{'TeXlen'}[$in][$jn]) { - $Apache::londefdef::table[-1]{'TeXlen'}[0][$jn]=$Apache::londefdef::table[-1]{'TeXlen'}[$in][$jn]; - } - } - } - #free space and number of empty columns - my ($available_space,$empty_columns)=($Apache::londefdef::table[-1]{'width'},0); - if ($#Apache::londefdef::table ne 0) {$available_space=0.9*$available_space;} - for (my $jn=0;$jn<=$Apache::londefdef::table[-1]{'counter_columns'};$jn++) { - if ($Apache::londefdef::table[-1]{'TeXlen'}[0][$jn]==0) { - $empty_columns++; - } else { - $available_space=$available_space-$Apache::londefdef::table[-1]{'TeXlen'}[0][$jn]; - } - } - - #boundaries for contents columns - my @min_len=();#columns can not be narrower - my @max_len=();#maximum length of column - my $avg_max; - my $avg_min; - my $counter_cols = $Apache::londefdef::table[-1]{'counter_columns'}; - for (my $jn=0;$jn<=$counter_cols; $jn++) { - my ($localmin,$localmax)=(0,0); - for (my $in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) { - if ($localmin<$Apache::londefdef::table[-1]{'minlen'}[$in][$jn]) { - $localmin=$Apache::londefdef::table[-1]{'minlen'}[$in][$jn]; - } - if ($localmax<$Apache::londefdef::table[-1]{'maxlen'}[$in][$jn]) { - $localmax=$Apache::londefdef::table[-1]{'maxlen'}[$in][$jn]; - } - } - push @min_len, $localmin; - push @max_len, $localmax; - $avg_max = $localmax + $avg_max; - $avg_min = $localmin + $avg_min; - } - # Does not really matter what the average max/min are if there are no cols. - # and this prevents div 0 in that case. - - if ($counter_cols != 0) { - $avg_max = $avg_max/$counter_cols; - $avg_min = $avg_min/$counter_cols; - } - - - # I don't think the below is needed.. but just in case: - - if ($avg_min > $avg_max) { - my $temp = $avg_min; - $avg_min = $avg_max; - $avg_max = $temp; - } - - - for (my $jn=0;$jn<=$counter_cols;$jn++) { - my $localmin=0,; - for (my $in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) { - if ($localmin<$Apache::londefdef::table[-1]{'objectlen'}[$in][$jn]) { - $localmin=$Apache::londefdef::table[-1]{'objectlen'}[$in][$jn]; - } - } - if ($max_len[$jn]<$localmin) { - $max_len[$jn]=$localmin; - $Apache::londefdef::table[-1]{'objectsignal'}[$jn]=1; - }#object size is bigger - if ($min_len[$jn]<$localmin) { - $min_len[$jn]=$localmin; - $Apache::londefdef::table[-1]{'objectsignal'}[$jn]=1; - }#object size is bigger - if ($Apache::londefdef::table[-1]{'TeXlen'}[0][$jn]!=0) { - $min_len[$jn]=0; - $max_len[$jn]=0; - } - # Spans seem to be really bothered by max/min = 0. So if we have one - # make it an average joe max/min. - - if ($max_len[$jn] == 0) { - $max_len[$jn] = $avg_max; - } - if ($min_len[$jn] == 0) { - $min_len[$jn] = $avg_min; - } - - } - #final adjustment of column width - my @fwidth=@{$Apache::londefdef::table[-1]{'TeXlen'}[0]};#final width array - my @adjust=(); - #step 1. adjustment by maximum value - my $space_needed=0; - for (my $jn=0;$jn<=$#max_len;$jn++) { - $space_needed=$space_needed+$max_len[$jn]; - } - if ($space_needed<=$available_space) { - - for (my $jn=0;$jn<=$#max_len;$jn++) { - if ($fwidth[$jn]==0) { - $fwidth[$jn]=$max_len[$jn]; - } - } + 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 { - #step 2. adjustment by minimum value (estimation) - $space_needed=0; - for (my $jn=0;$jn<=$#min_len;$jn++) { - $space_needed+=$min_len[$jn]; - } - if ($space_needed>$available_space) { - $WARNING=' \textbf{NOT ENOUGH SPACE FOR TABLE} '; - for (my $jn=0;$jn<=$#max_len;$jn++) { - if ($fwidth[$jn]==0) { - $fwidth[$jn]=$min_len[$jn]; - } - } - #check if we have objects which can be scaled - my $how_many_to_scale=0; - my @to_scale=(); - for (my $jn=0;$jn<=$#max_len;$jn++) { - if ($Apache::londefdef::table[-1]{'objectsignal'}[$jn] eq '1') { - $how_many_to_scale++; - push @to_scale, $jn; - } - } - if ($how_many_to_scale>0) { - my $space_to_adjust=($space_needed-$available_space)/$how_many_to_scale; - foreach my $jn (@to_scale) { - for (my $in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) { - $Apache::londefdef::table[-1]{'content'}[$in][$jn]=~m/width\s*=\s*(\d+\.?\d*\s*(mm|cm|in|pc|pt)*)/; - if ($1 ne '') { - my $current_length=&recalc($1); - $current_length=~/(\d+\.?\d*)/; - $current_length=$current_length-$space_to_adjust; - $Apache::londefdef::table[-1]{'content'}[$in][$jn]=~s/width\s*=\s*(\d+\.?\d*\s*(mm|cm|in|pc|pt)*)/width=$current_length mm/; - } - $Apache::londefdef::table[-1]{'content'}[$in][$jn]=~m/\[(\d+\.?\d*)\s*mm\]/; - if ($1 ne '') { - my $current_length=$1; - $current_length=$current_length-$space_to_adjust; - $Apache::londefdef::table[-1]{'content'}[$in][$jn]=~s/\[(\d+\.?\d*)\s*mm\]/\[$current_length mm\]/; - } - } - $fwidth[$jn]=$fwidth[$jn]-$space_to_adjust; - } - } + if ($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 { - #step 3. adjustment over minimal + corrections - my $enlarge_coef=$available_space/$space_needed; - my $acsessive=0; - for (my $jn=0;$jn<=$#min_len;$jn++) { - $adjust[$jn]=$min_len[$jn]*$enlarge_coef; - if ($adjust[$jn]>$max_len[$jn]) { - $fwidth[$jn]=$max_len[$jn]; - $acsessive=$acsessive+$adjust[$jn]-$max_len[$jn]; - $adjust[$jn]=0; - - } - } - if ($acsessive>0) { - #we have an excess of space and can redistribute it - my $notempty_columns=0; - for (my $jn=0;$jn<=$#min_len;$jn++) { - if ($adjust[$jn]!=0) { - $notempty_columns++; - } - } - my $per_column=$acsessive/$notempty_columns; - for (my $jn=0;$jn<=$#min_len;$jn++) { - if ($adjust[$jn]!=0) { - $adjust[$jn]+=$per_column; - $fwidth[$jn]=$adjust[$jn]; - } - } - } else { - for (my $jn=0;$jn<=$#min_len;$jn++) { - $fwidth[$jn]=$adjust[$jn]; - } + #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]; } } } - # use all available width or specified width as if not specified, - # the specified width gets defaulted to the available width. - my $current=0; - for (my $i=0;$i<=$#fwidth;$i++) { - $current+=$fwidth[$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; } - if ($current == 0) { - $current = $Apache::londefdef::table[-1]{'width'}; - } - my $coef=$Apache::londefdef::table[-1]{'width'}/$current; - for (my $i=0;$i<=$#fwidth;$i++) { - $fwidth[$i]*=$coef; + # 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; } - #removing of empty columns if allowed + #table's border + my $border = &Apache::lonxml::get_param('border',$parstack,$safeeval); my $permission=&Apache::lonxml::get_param('TeXDropEmptyColumns',$parstack,$safeeval,undef,0); - if ($permission eq 'yes') { - my @cleaned_table=(); - my @cleaned_header=(); - my $colind=0; - for (my $jn=0;$jn<=$Apache::londefdef::table[-1]{'counter_columns'};$jn++) { - if ($fwidth[$jn]!=0) { - #we need to copy column - for (my $in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) { - $cleaned_table[$in][$colind]=$Apache::londefdef::table[-1]{'content'}[$in][$jn]; - $cleaned_header[$colind]=$fwidth[$jn]; - } - $colind++; - } - } - $Apache::londefdef::table[-1]{'content'}=\@cleaned_table; - @fwidth=@cleaned_header; - } - - - #construct header of the table - my $header_of_table = '{'.$Apache::londefdef::table[-1]{'vvinc'}; - for (my $in=0;$in<=$#fwidth;$in++) { - $header_of_table.='p{'.$fwidth[$in].' mm}'.$Apache::londefdef::table[-1]{'vvinc'}; - } - $header_of_table .= '}'; - - #fill the table - for (my $in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) { - my $have_rowspan = 0; - for (my $jn=0;$jn<=$#fwidth;$jn++) { - - #----------------------------------------------------------- - # I think this order of doing things will ensure that - # single rowspan, columspan and combined row/colspans will - # work correctly. LaTeX is delicate here. - # RF. - - # Start a rowspan if necessary: - - my $primary_col_width = $fwidth[$jn]; # Width of primary column. - my $rowspan = $Apache::londefdef::table[-1]{'rowspan'}[$in][$jn]; - my $colspan = $Apache::londefdef::table[-1]{'colspan'}[$in][$jn]; - # - # Do the appropriate magic if this has a colspan - # - - my $border_char = ""; - if ($border) { - $border_char = "|"; - } - my $spanwidth = 0; - if ($colspan > 1) { - for (my $spancol = $jn; $spancol < $jn + $colspan; $spancol++) { - $spanwidth += $fwidth[$spancol]; - } - $output .= '\multicolumn{'. - $colspan - ."}"; - if ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'c') { - $output .= '{'.$border_char.'c'.$border_char.'}{'; - } elsif ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'r') { - $output .= '{'.$border_char.'r'.$border_char.'}{'; - } - else { - $output .= '{'.$border_char."p{$spanwidth mm}".$border_char.'}{'; - } - - } else { - $spanwidth = $primary_col_width; # If no span width will be just colwidth - } - - # Rowspan... if colspan is 1, and there's an alignment we'll need - # to kick in a multicolumn in order to get the alignment spec. - # this must precede the multirow or LaTex gets quite upset. - # Naturally if colspan > 1 we've already done that above ^ - # - my $multirow_aligned = 0; - if ($rowspan > 1) { - if ($colspan == 1) { - if ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'c') { - $output .= '\multicolumn{1}{'.$border_char.'c'.$border_char.'}{'; - $multirow_aligned = 1; - } elsif ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'r') { - $output .= '\multicolumn{1}{'.$border_char.'r'.$border_char.'}{'; - $multirow_aligned = 1; - } - } - $have_rowspan++; - if ($multirow_aligned) { - $output .= '\multirow{'.$rowspan.'}[0]{*}{'; - } else { - $output .= '\multirow{'.$rowspan."}[0]{$spanwidth mm}{"; - } - - $Apache::londefdef::table[-1]{'content'}[$in][$jn] =~ - s{^\s*\\par\s*}{}; - $Apache::londefdef::table[-1]{'content'}[$in][$jn] =~ - s{\s*\\vskip\s*0pt\s*$}{}; - - # - # If we did not throw in a multicolumn to align, then add - # an extra { - # so we close correctly without having to keep additional state - # around - # - if (!$multirow_aligned) { - $output .= '{'; - } - } - if (($rowspan eq '^') || ($rowspan eq '_')) { - $have_rowspan++; - } - #-------------------------------------------------------------- - - - # For right and center alignment of single cells. - # we are going to use a multicolumn with a span of 1 to specify alignment. - # - if ($colspan == 1 && $rowspan == 1) { - if ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'c') { - $output .= '\multicolumn{1}{'.$border_char.'c'.$border_char.'}{'; - } elsif ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'r') { - $output .= '\multicolumn{1}{'.$border_char.'r'.$border_char.'}{'; - } - } - - $output.=$Apache::londefdef::table[-1]{'content'}[$in][$jn]; - - if (($colspan == 1 && $rowspan == 1) && - (($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'c') || - ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'r'))) { - $output .= '}'; - } - - # Close off any open multirow: - - if ($rowspan > 1) { - $output .= '}}'; - } - # Close off the colspan... - # - if ($colspan > 1) { - $output .= '}'; - $jn += $colspan-1; # Adjust for number of rows really left. - } - if ($jn!=$#fwidth) {$output.=' '.$Apache::londefdef::table[-1]{'vinc'};} - } - # If have_rowspan > 0, and borders are on, then - # we need to do more than put an \hline at the bottom of row. - # we need to do the appropriate \cline to ensure that - # the spanned rows don't have \hlines through them. - - if (($Apache::londefdef::table[-1]{'hinc'} =~ /\\hline/) && $have_rowspan) { - $output .= ' \\\\ '; - for (my $jn=0; $jn<=$#fwidth;$jn++) { - my $rowspan = $Apache::londefdef::table[-1]{'rowspan'}[$in][$jn]; - if ($rowspan ne "^") { - if (($rowspan <= 1) || ($rowspan eq '_')) { - my $column = $jn+1; - $output .= '\cline{'.$column.'-'.$column.'} '; - } - } - } - - } else { - $output.=' \\\\ '.$Apache::londefdef::table[-1]{'hinc'}.' '; - } - } - # Note that \newline destroys alignment env's produced by e.g.
- # $Apache::londefdef::table[-1]{'output'} .= $header_of_table.$Apache::londefdef::table[-1]{'hinc'}.$output.'\end{tabular}\strut\newline\strut '; - $Apache::londefdef::table[-1]{'output'} .= $header_of_table.$Apache::londefdef::table[-1]{'hinc'}.$output.'\end{tabular}\strut'.'\\\\'."\n".'\strut '; - if ($#Apache::londefdef::table > 0) { - my $inmemory = $Apache::londefdef::table[-1]{'output'}; - # Figure out max/and min width by summing us and then - # apply that to the current column of the table we nest in - # if it's larger than the current width or the current width - # is undefined. - # - my $min_nested_width = 0; - my $max_nested_width = 0; - for (my $col = 0; $col <= $Apache::londefdef::table[-1]{'counter_columns'}; $col++) { - $min_nested_width += $min_len[$col]; - $max_nested_width += $max_len[$col]; - - } - # Fudge in an extra 5 mm for borders etc: - - $min_nested_width += 5; - $max_nested_width += 5; - - my $outer_column = $Apache::londefdef::table[-2]{'counter_columns'}; - my $outer_row = $Apache::londefdef::table[-2]{'row_number'}; - if ($min_nested_width > $Apache::londefdef::table[-2]{'minlen'}[$outer_row][$outer_column]) { - $Apache::londefdef::table[-2]{'minlen'}[$outer_row][$outer_column] = $min_nested_width; - } - if ($max_nested_width > $Apache::londefdef::table[-2]{'maxlen'}[$outer_row][$outer_column]) { - $Apache::londefdef::table[-2]{'maxlen'}[$outer_row][$outer_column] = $max_nested_width; - } - - pop @Apache::londefdef::table; - push @{$Apache::londefdef::table[-1]{'include'}}, $inmemory; + unless (defined $border) { $border = 0; } + if ($border) { + $Apache::londefdef::table[-1]{'hinc'} = '\hline '; + $Apache::londefdef::table[-1]{'vinc'} = '&'; + $Apache::londefdef::table[-1]{'vvinc'} = '|'; } else { - $currentstring .= $Apache::londefdef::table[-1]{'output'}; - pop @Apache::londefdef::table; - undef @Apache::londefdef::table; - } - } - &enable_para(); + $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 $currentstring; +} + +sub end_table { + my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; + my $currentstring = ''; + if ($target eq 'web' || $target eq 'webgrade') { + $currentstring = $token->[2]; + } elsif ($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(); + } return $currentstring; } @@ -2660,24 +2314,18 @@ sub tag_check { sub cell_config_hash { my ($align, $rowspan, $colspan, $width) = @_; - if ($rowspan ne '') { - $rowspan =~ s/^\s+|\s+$//g; - } - if ($colspan ne '') { - $colspan =~ s/^\s+|\s+$//g; - } my %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; + $config{'width'} = $width; } return \%config; } @@ -3105,24 +2753,13 @@ sub start_img { # Render unto browsers that which are the browser's... if ($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 +2860,7 @@ 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($enc) eq 'yes')) { @@ -3237,10 +2874,10 @@ sub start_img { if ($token->[2]{'src'}=~/\$/) { $currentstring.=&mt('Variable image source'); } elsif ($token->[2]{'src'}=~/\S/) { - $currentstring .= ''.$alt.'$code, - 'archive'=>$archive} - ); - } 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 $restart_sup = 0; @@ -3391,16 +3017,7 @@ sub start_embed { &Apache::lonxml::extlink($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 $currentstring; @@ -3410,9 +3027,10 @@ sub end_embed { my ($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; } @@ -3850,12 +3468,16 @@ sub end_colgroup { return $currentstring; } + #-- tag (end tag required) sub start_del { my ($target,$token) = @_; my $currentstring = ''; if ($target eq 'web' || $target eq 'webgrade') { $currentstring = $token->[4]; + } elsif ($target eq 'tex') { + &disable_para(); + $currentstring .= '\st{'; } return $currentstring; } @@ -3864,7 +3486,10 @@ sub end_del { my ($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; } @@ -4573,13 +4198,13 @@ 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. @@ -4612,8 +4237,10 @@ 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}{}; @@ -4800,6 +4427,7 @@ sub latex_header { "\\usepackage{xcolor}\n". '\usepackage{calc}'. '\usepackage{amsmath}'. + '\usepackage{soul}', '\usepackage{amssymb}'. '\usepackage{amsfonts}'. '\usepackage{amsthm}'.