--- loncom/xml/londefdef.pm 2003/10/14 00:21:12 1.180 +++ loncom/xml/londefdef.pm 2003/10/21 19:40:32 1.185 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # Tags Default Definition Module # -# $Id: londefdef.pm,v 1.180 2003/10/14 00:21:12 albertel Exp $ +# $Id: londefdef.pm,v 1.185 2003/10/21 19:40:32 albertel Exp $ # # # Copyright Michigan State University Board of Trustees @@ -140,7 +140,7 @@ sub end_tthoption { return $result; } -#-- <html> tag +#-- <html> tag (end tag optional) sub start_html { my ($target,$token) = @_; my $currentstring = ''; @@ -188,7 +188,7 @@ sub end_html { return $currentstring; } -#-- <head> tag +#-- <head> tag (end tag optional) sub start_head { my ($target,$token) = @_; my $currentstring = ''; @@ -208,7 +208,7 @@ sub end_head { return $currentstring; } -#-- <map> tag +#-- <map> tag (end tag required) sub start_map { my ($target,$token) = @_; my $currentstring = ''; @@ -227,13 +227,15 @@ sub end_map { return $currentstring; } -#-- <select> tag +#-- <select> tag (end tag required) sub start_select { my ($target,$token) = @_; my $currentstring = ''; if ($target eq 'web') { $currentstring = $token->[4]; - } + } elsif ($target eq 'tex') { + $Apache::londefdef::select=0; + } return $currentstring; } @@ -246,13 +248,20 @@ sub end_select { return $currentstring; } -#-- <option> tag +#-- <option> tag (end tag optional) sub start_option { - my ($target,$token) = @_; + my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; my $currentstring = ''; if ($target eq 'web') { $currentstring = $token->[4]; - } + } elsif ($target eq 'tex') { + $Apache::londefdef::select++; + if ($Apache::londefdef::select == 1) { + $currentstring='\noindent\fbox{'.&Apache::lonxml::get_param('value',$parstack,$safeeval).'}\keephidden{'; + } else { + $currentstring='\keephidden{'; + } + } return $currentstring; } @@ -261,11 +270,13 @@ sub end_option { my $currentstring = ''; if ($target eq 'web') { $currentstring = $token->[2]; - } + } elsif ($target eq 'tex') { + $currentstring='}'; + } return $currentstring; } -#-- <input> tag +#-- <input> tag (end tag forbidden) sub start_input { my ($target,$token) = @_; my $currentstring = ''; @@ -284,7 +295,7 @@ sub end_input { return $currentstring; } -#-- <textarea> tag +#-- <textarea> tag (end tag required) sub start_textarea { my ($target,$token) = @_; my $currentstring = ''; @@ -303,7 +314,7 @@ sub end_textarea { return $currentstring; } -#-- <form> tag +#-- <form> tag (end tag required) sub start_form { my ($target,$token) = @_; my $currentstring = ''; @@ -322,7 +333,7 @@ sub end_form { return $currentstring; } -#-- <title> tag +#-- <title> tag (end tag required) sub start_title { my ($target,$token) = @_; my $currentstring = ''; @@ -333,7 +344,7 @@ sub start_title { } if ($target eq 'meta') { $currentstring='<title>'; - &start_output(); + &start_output($target); } return $currentstring; } @@ -347,13 +358,13 @@ sub end_title { $currentstring .= '}'; } if ($target eq 'meta') { - &end_output(); + &end_output($target); $currentstring='</title>'; } return $currentstring; } -#-- <meta> tag +#-- <meta> tag (end tag forbidden) sub start_meta { my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; my $currentstring = ''; @@ -467,7 +478,7 @@ sub end_accessrule { return $currentstring; } -#-- <body> tag +#-- <body> tag (end tag required) sub start_body { my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; my $currentstring = ''; @@ -553,7 +564,7 @@ sub end_body { return $currentstring; } -#-- <center> tag +#-- <center> tag (end tag required) sub start_center { my ($target,$token) = @_; my $currentstring = ''; @@ -576,7 +587,7 @@ sub end_center { return $currentstring; } -#-- <b> tag +#-- <b> tag (end tag required) sub start_b { my ($target,$token) = @_; my $currentstring = ''; @@ -599,7 +610,7 @@ sub end_b { return $currentstring; } -#-- <strong> tag +#-- <strong> tag (end tag required) sub start_strong { my ($target,$token) = @_; my $currentstring = ''; @@ -614,8 +625,7 @@ sub start_strong { sub end_strong { my ($target,$token) = @_; my $currentstring = ''; - if ($target eq 'web') { - + if ($target eq 'web') { $currentstring = $token->[2]; } elsif ($target eq 'tex') { $currentstring = '}'; @@ -623,7 +633,7 @@ sub end_strong { return $currentstring; } -#-- <h1> tag +#-- <h1> tag (end tag required) sub start_h1 { my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; my $currentstring = ''; @@ -644,7 +654,7 @@ sub start_h1 { $currentstring .= $pre.'{\\'.$TeXsize.' \textbf{'; } elsif ($target eq 'meta') { $currentstring='<subject>'; - &start_output(); + &start_output($target); } return $currentstring; } @@ -666,7 +676,7 @@ sub end_h1 { } $currentstring .= '}}'.$post; } elsif ($target eq 'meta') { - &end_output(); + &end_output($target); $currentstring='</subject>'; } return $currentstring; @@ -887,7 +897,7 @@ sub end_h6 { return $currentstring; } -#--- <cite> tag +#--- <cite> tag (end tag required) sub start_cite { my ($target,$token) = @_; my $currentstring = ''; @@ -910,7 +920,7 @@ sub end_cite { return $currentstring; } -#-- <i> tag +#-- <i> tag (end tag required) sub start_i { my ($target,$token) = @_; my $currentstring = ''; @@ -933,7 +943,7 @@ sub end_i { return $currentstring; } -#-- <address> tag +#-- <address> tag (end tag required) sub start_address { my ($target,$token) = @_; my $currentstring = ''; @@ -956,7 +966,7 @@ sub end_address { return $currentstring; } -#-- <dfn> tag +#-- <dfn> tag (end tag required) sub start_dfn { my ($target,$token) = @_; my $currentstring = ''; @@ -979,7 +989,7 @@ sub end_dfn { return $currentstring; } -#-- <tt> tag +#-- <tt> tag (end tag required) sub start_tt { my ($target,$token) = @_; my $currentstring = ''; @@ -1002,7 +1012,7 @@ sub end_tt { return $currentstring; } -#-- <kbd> tag +#-- <kbd> tag (end tag required) sub start_kbd { my ($target,$token) = @_; my $currentstring = ''; @@ -1025,7 +1035,7 @@ sub end_kbd { return $currentstring; } -#-- <code> tag +#-- <code> tag (end tag required) sub start_code { my ($target,$token) = @_; my $currentstring = ''; @@ -1048,7 +1058,7 @@ sub end_code { return $currentstring; } -#-- <em> tag +#-- <em> tag (end tag required) sub start_em { my ($target,$token) = @_; my $currentstring = ''; @@ -1071,7 +1081,7 @@ sub end_em { return $currentstring; } -#-- <q> tag +#-- <q> tag (end tag required) sub start_q { my ($target,$token) = @_; my $currentstring = ''; @@ -1094,7 +1104,7 @@ sub end_q { return $currentstring; } -#-- <p> tag +#-- <p> tag (end tag optional) sub start_p { my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; my $currentstring = ''; @@ -1117,7 +1127,7 @@ sub end_p { return $currentstring; } -#-- <br> tag +#-- <br> tag (end tag forbidden) sub start_br { my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; my $currentstring = ''; @@ -1140,7 +1150,7 @@ sub end_br { return $currentstring; } -#-- <big> tag +#-- <big> tag (end tag required) sub start_big { my ($target,$token) = @_; my $currentstring = ''; @@ -1163,7 +1173,7 @@ sub end_big { return $currentstring; } -#-- <small> tag +#-- <small> tag (end tag required) sub start_small { my ($target,$token) = @_; my $currentstring = ''; @@ -1186,7 +1196,7 @@ sub end_small { return $currentstring; } -#-- <basefont> tag +#-- <basefont> tag (end tag forbidden) sub start_basefont { my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; my $currentstring = ''; @@ -1215,7 +1225,7 @@ sub end_basefont { return $currentstring; } -#-- <font> tag +#-- <font> tag (end tag required) sub start_font { my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; my $currentstring = ''; @@ -1253,7 +1263,7 @@ sub end_font { return $currentstring; } -#-- <strike> tag +#-- <strike> tag (end tag required) sub start_strike { my ($target,$token) = @_; my $currentstring = ''; @@ -1279,7 +1289,7 @@ sub end_strike { return $currentstring; } -#-- <s> tag +#-- <s> tag (end tag required) sub start_s { my ($target,$token) = @_; my $currentstring = ''; @@ -1305,14 +1315,14 @@ sub end_s { return $currentstring; } -#-- <sub> tag +#-- <sub> tag (end tag required) sub start_sub { my ($target,$token) = @_; my $currentstring = ''; if ($target eq 'web') { $currentstring .= $token->[4]; } elsif ($target eq 'tex') { - $currentstring .= "\$_{ "; + $currentstring .= "\$_{"; } return $currentstring; } @@ -1323,19 +1333,19 @@ sub end_sub { if ($target eq 'web') { $currentstring .= $token->[2]; } elsif ($target eq 'tex') { - $currentstring .= " }\$"; + $currentstring .= "}\$"; } return $currentstring; } -#-- <sup> tag +#-- <sup> tag (end tag required) sub start_sup { my ($target,$token) = @_; my $currentstring = ''; if ($target eq 'web') { $currentstring .= $token->[4]; } elsif ($target eq 'tex') { - $currentstring .= "\$^{ "; + $currentstring .= "\$^{"; } return $currentstring; } @@ -1346,12 +1356,12 @@ sub end_sup { if ($target eq 'web') { $currentstring .= $token->[2]; } elsif ($target eq 'tex') { - $currentstring .= " }\$"; + $currentstring .= "}\$"; } return $currentstring; } -#-- <hr> tag +#-- <hr> tag (end tag forbidden) sub start_hr { my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; my $currentstring = ''; @@ -1391,7 +1401,7 @@ sub end_hr { return $currentstring; } -#-- <div> tag +#-- <div> tag (end tag required) sub start_div { my ($target,$token) = @_; my $currentstring = ''; @@ -1410,7 +1420,7 @@ sub end_div { return $currentstring; } -#-- <a> tag +#-- <a> tag (end tag required) sub start_a { my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; my $currentstring = ''; @@ -1440,7 +1450,7 @@ sub end_a { return $currentstring; } -#-- <li> tag +#-- <li> tag (end tag optional) sub start_li { my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; my $currentstring = ''; @@ -1470,7 +1480,7 @@ sub end_li { return $currentstring; } -#-- <u> tag +#-- <u> tag (end tag required) sub start_u { my ($target,$token) = @_; my $currentstring = ''; @@ -1496,7 +1506,7 @@ sub end_u { return $currentstring; } -#-- <ul> tag +#-- <ul> tag (end tag required) sub start_ul { my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; my $currentstring = ''; @@ -1539,7 +1549,7 @@ sub end_ul { return $currentstring; } -#-- <menu> tag +#-- <menu> tag (end tag required) sub start_menu { my ($target,$token) = @_; my $currentstring = ''; @@ -1562,7 +1572,7 @@ sub end_menu { return $currentstring; } -#-- <dir> tag +#-- <dir> tag (end tag required) sub start_dir { my ($target,$token) = @_; my $currentstring = ''; @@ -1585,7 +1595,7 @@ sub end_dir { return $currentstring; } -#-- <ol> tag +#-- <ol> tag (end tag required) sub start_ol { my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; my $currentstring = ''; @@ -1638,7 +1648,7 @@ sub end_ol { return $currentstring; } -#-- <dl> tag +#-- <dl> tag (end tag required) sub start_dl { my ($target,$token) = @_; my $currentstring = ''; @@ -1716,7 +1726,7 @@ sub item_cleanup { return $item; } -#-- <dd> tag +#-- <dd> tag (end tag optional) sub start_dd { my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; my $currentstring = ''; @@ -1746,7 +1756,7 @@ sub end_dd { return $currentstring; } -#-- <table> tag +#-- <table> tag (end tag required) sub start_table { my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; my $textwidth=''; @@ -1984,14 +1994,11 @@ sub end_td_tex { $newdata=~s/\\vskip \d*\.?\d*\s*mm/THISISJUSTTEMPORARYSEPARATOR/g; my @newdata=split(/THISISJUSTTEMPORARYSEPARATOR/,$newdata); foreach my $elementdata (@newdata) { - $elementdata=~s/^\s+(\S.*)/$1/; - $elementdata=~s/(.*\S)\s+$/$1/; - $elementdata=~s/(\s)+/$1/; - my $lengthnewdata=1.8*length($elementdata); + my $lengthnewdata=1.8*LATEX_length($elementdata); if ($lengthnewdata>$current_length) {$current_length=$lengthnewdata;} } } else { - $current_length=1.8*length($data); + $current_length=1.8*LATEX_length($data); } $Apache::londefdef::table[-1]{'length'} .= $current_length.','; $Apache::londefdef::table[-1]{'TeXlength'} .= '0,'; @@ -2072,7 +2079,7 @@ sub end_th { } return $currentstring; } -#-- <img> tag +#-- <img> tag (end tag forbidden) sub start_img { my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; my $src = &Apache::lonxml::get_param('src',$parstack,$safeeval, @@ -2152,7 +2159,9 @@ sub start_img { my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.dat"; $temp_file = Apache::File->new('>>'.$filename); print $temp_file "$src\n"; - $currentstring .= '\vskip 1 mm \graphicspath{{/home/httpd/prtspool/}}\includegraphics[width='.$width_param.' mm]{'.$file.'} '; + $newsrc=~s/\/home\/httpd\/html\/res//; + $newsrc=~s/\/([^\/]+)\.(ps|eps)/\//; + $currentstring .= '\vskip 1 mm \graphicspath{{/home/httpd/prtspool'.$newsrc.'}}\includegraphics[width='.$width_param.' mm]{'.$file.'} '; } } } else { @@ -2184,7 +2193,7 @@ sub end_img { return $currentstring; } -#-- <applet> tag +#-- <applet> tag (end tag required) sub start_applet { my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; @@ -2233,7 +2242,7 @@ sub end_applet { return $currentstring; } -#-- <embed> tag +#-- <embed> tag (end tag optional/required) sub start_embed { my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; my $src=&Apache::lonxml::get_param('src',$parstack,$safeeval,undef,1); @@ -2265,7 +2274,7 @@ sub end_embed { return $currentstring; } -#-- <param> tag +#-- <param> tag (end tag forbidden) sub start_param { my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; if (&Apache::lonxml::get_param @@ -2320,7 +2329,8 @@ sub end_allow { return ''; } -#-- Frames +#-- Frames (end tag required) +#-- <frameset> sub start_frameset { my ($target,$token) = @_; my $currentstring = ''; @@ -2366,7 +2376,7 @@ sub end_frameset { return $currentstring; } -#-- <xmp> +#-- <xmp> (end tag required) sub start_xmp { my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; my $currentstring = ''; @@ -2389,7 +2399,7 @@ sub end_xmp { return $currentstring; } -#-- <pre> +#-- <pre> (end tag required) sub start_pre { my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_; my $currentstring = ''; @@ -2472,7 +2482,7 @@ sub end_blankspace { return $currentstring; } -#-- <abbr> tag +#-- <abbr> tag (end tag required) sub start_abbr { my ($target,$token) = @_; my $currentstring = ''; @@ -2491,7 +2501,7 @@ sub end_abbr { return $currentstring; } -#-- <acronym> tag +#-- <acronym> tag (end tag required) sub start_acronym { my ($target,$token) = @_; my $currentstring = ''; @@ -2510,7 +2520,7 @@ sub end_acronym { return $currentstring; } -#-- <area> tag +#-- <area> tag (end tag forbidden) sub start_area { my ($target,$token) = @_; my $currentstring = ''; @@ -2529,7 +2539,7 @@ sub end_area { return $currentstring; } -#-- <base> tag +#-- <base> tag (end tag forbidden) sub start_base { my ($target,$token) = @_; my $currentstring = ''; @@ -2548,7 +2558,7 @@ sub end_base { return $currentstring; } -#-- <bdo> tag +#-- <bdo> tag (end tag required) sub start_bdo { my ($target,$token) = @_; my $currentstring = ''; @@ -2567,7 +2577,7 @@ sub end_bdo { return $currentstring; } -#-- <bgsound> tag +#-- <bgsound> tag (end tag optional) sub start_bgsound { my ($target,$token) = @_; my $currentstring = ''; @@ -2586,7 +2596,7 @@ sub end_bgsound { return $currentstring; } -#-- <blink> tag +#-- <blink> tag (end tag required) sub start_blink { my ($target,$token) = @_; my $currentstring = ''; @@ -2605,7 +2615,7 @@ sub end_blink { return $currentstring; } -#-- <blockquote> tag +#-- <blockquote> tag (end tag required) sub start_blockquote { my ($target,$token) = @_; my $currentstring = ''; @@ -2624,7 +2634,7 @@ sub end_blockquote { return $currentstring; } -#-- <button> tag +#-- <button> tag (end tag required) sub start_button { my ($target,$token) = @_; my $currentstring = ''; @@ -2643,7 +2653,7 @@ sub end_button { return $currentstring; } -#-- <caption> tag +#-- <caption> tag (end tag required) sub start_caption { my ($target,$token) = @_; my $currentstring = ''; @@ -2662,7 +2672,7 @@ sub end_caption { return $currentstring; } -#-- <col> tag +#-- <col> tag (end tag forbdden) sub start_col { my ($target,$token) = @_; my $currentstring = ''; @@ -2681,7 +2691,7 @@ sub end_col { return $currentstring; } -#-- <colgroup> tag +#-- <colgroup> tag (end tag optional) sub start_colgroup { my ($target,$token) = @_; my $currentstring = ''; @@ -2700,7 +2710,7 @@ sub end_colgroup { return $currentstring; } -#-- <del> tag +#-- <del> tag (end tag required) sub start_del { my ($target,$token) = @_; my $currentstring = ''; @@ -2719,7 +2729,7 @@ sub end_del { return $currentstring; } -#-- <fieldset> tag +#-- <fieldset> tag (end tag required) sub start_fieldset { my ($target,$token) = @_; my $currentstring = ''; @@ -2738,7 +2748,7 @@ sub end_fieldset { return $currentstring; } -#-- <frame> tag +#-- <frame> tag (end tag forbidden) sub start_frame { my ($target,$token) = @_; my $currentstring = ''; @@ -2757,7 +2767,7 @@ sub end_frame { return $currentstring; } -#-- <iframe> tag +#-- <iframe> tag (end tag required) sub start_iframe { my ($target,$token) = @_; my $currentstring = ''; @@ -2776,7 +2786,7 @@ sub end_iframe { return $currentstring; } -#-- <ins> tag +#-- <ins> tag (end tag required) sub start_ins { my ($target,$token) = @_; my $currentstring = ''; @@ -2795,7 +2805,7 @@ sub end_ins { return $currentstring; } -#-- <isindex> tag +#-- <isindex> tag (end tag forbidden) sub start_isindex { my ($target,$token) = @_; my $currentstring = ''; @@ -2814,7 +2824,7 @@ sub end_isindex { return $currentstring; } -#-- <keygen> tag +#-- <keygen> tag (end tag forbidden) sub start_keygen { my ($target,$token) = @_; my $currentstring = ''; @@ -2852,7 +2862,7 @@ sub end_label { return $currentstring; } -#-- <layer> tag +#-- <layer> tag (end tag required) sub start_layer { my ($target,$token) = @_; my $currentstring = ''; @@ -2871,7 +2881,7 @@ sub end_layer { return $currentstring; } -#-- <legend> tag +#-- <legend> tag (end tag required) sub start_legend { my ($target,$token) = @_; my $currentstring = ''; @@ -2890,7 +2900,7 @@ sub end_legend { return $currentstring; } -#-- <link> tag +#-- <link> tag (end tag forbidden) sub start_link { my ($target,$token) = @_; my $currentstring = ''; @@ -2909,7 +2919,7 @@ sub end_link { return $currentstring; } -#-- <marquee> tag +#-- <marquee> tag (end tag optional) sub start_marquee { my ($target,$token) = @_; my $currentstring = ''; @@ -3318,5 +3328,26 @@ sub recalc { return $value.' mm'; } +sub LATEX_length { + my $garbage=shift; + $garbage=~s/^\s+(\S.*)/$1/; + $garbage=~s/(.*\S)\s+$/$1/; + $garbage=~s/(\s)+/$1/; + $garbage=~s/(\\begin{([^\}]+)}|\\end{([^\}]+)})//g; + $garbage=~s/(\$\_\{|\$\_|\$\^{|\$\^|\}\$|\$)//g; + $garbage=~s/(\\alpha|\\beta|\\gamma|\\delta|\\epsilon|\\verepsilon|\\zeta|\\eta|\\theta|\\vartheta|\\iota|\\kappa|\\lambda|\\mu|\\nu|\\xi|\\pi|\\varpi|\\rho|\\varrho|\\sigma|\\varsigma|\\tau|\\upsilon|\\phi|\\varphi|\\chi|\\psi|\\omega|\\Gamma|\\Delta|\\Theta|\\Lambda|\\Xi|\\Pi|\\Sigma|\\Upsilon|\\Phi|\\Psi|\\Omega)/1/g; + $garbage=~s/(\\pm|\\mp|\\times|\\div|\\cdot|\\ast|\\star|\\dagger|\\ddagger|\\amalg|\\cap|\\cup|\\uplus|\\sqcap|\\sqcup|\\vee|\\wedge|\\oplus|\\ominus|\\otimes|\\circ|\\bullet|\\diamond|\\lhd|\\rhd|\\unlhd|\\unrhd|\\oslash|\\odot|\\bigcirc|\\Box|\\Diamond|\\bigtriangleup|\\bigtriangledown|\\triangleleft|\\triangleright|\\setminus|\\wr)/1/g; + $garbage=~s/(\\le|\\ll|\\leq|\\ge|\\geq|\\gg|\\neq|\\doreq|\\sim|\\simeq|\\subset|\\subseteq|\\sqsubset|\\sqsubseteq|\\in|\\vdash|\\models|\\supset|\\supseteq|\\sqsupset|\\sqsupseteq|\\ni|\\dash|\\perp|\\approx|\\cong|\\equiv|\\propto|\\prec|\\preceq|\\parallel|\\asymp|\\smile|\\frown|\\bowtie|\\succ|\\succeq|\\mid)/1/g; + $garbage=~s/(\\not<|\\\\not\\le|\\not\\prec|\\not\\preceq|\\not\\subset|\\not\\subseteq|\\not\\sqsubseteq|\\not\\in|\\not>|\\not\\ge|\\not\\succ|\\notsucceq|\\not\\supset|\\notsupseteq|\\not\\sqsupseteq|\\notin|\\not=|\\not\\equiv|\\not\\sim|\\not\\simeq|\\not\\approx|\\not\\cong|\\not\\asymp)/1/g; + $garbage=~s/(\\leftarrow|\\gets|\\Leftarrow|\\rightarrow|\\to|\\Rightarrow|\\leftrightarrow|\\Leftrightarrow|\\mapsto|\\hookleftarrow|\\leftharpoonup|\\leftkarpoondown|\\rightleftharpoons|\\longleftarrow|\\Longleftarrow|\\longrightarrow|\\Longrightarrow|\\longleftrightarrow|\\Longleftrightarrow|\\longmapsto|\\hookrightarrow|\\rightharpoonup|\\rightharpoondown|\\uparrow|\\Uparrow|\\downarrow|\\Downarrow|\\updownarrow|\\Updownarrow|\\nearrow|\\searrow|\\swarrow|\\nwarrow)/1/g; + $garbage=~s/(\\aleph|\\hbar|\\imath|\\jmath|\\ell|\\wp|\\Re|\\Im|\\mho|\\prime|\\emptyset|\\nabla|\\surd|\\partial|\\top|\\bot|\\vdash|\\dashv|\\forall|\\exists|\\neg|\\flat|\\natural|\\sharp|\\\||\\angle|\\backslash|\\Box|\\Diamond|\\triangle|\\clubsuit|\\diamondsuit|\\heartsuit|\\spadesuit|\\Join|\\infty)/ /g; + $garbage=~s/(\\hat{([^}]+)}|\\check{([^}]+)}|\\dot{([^}]+)}|\\breve{([^}]+)}|\\acute{([^}]+)}|\\ddot{([^}]+)}|\\grave{([^}]+)}|\\tilde{([^}]+)}|\\mathring{([^}]+)}|\\bar{([^}]+)}|\\vec{([^}]+)})/$1/g; + my $value=length($garbage); + return $value; +} + + + + 1; __END__