From e0c6872cf40896c7be36b11dcc744620f10adf1d Mon Sep 17 00:00:00 2001 From: Norbert Preining Date: Mon, 2 Sep 2019 13:46:59 +0900 Subject: Initial commit --- .../contrib/unamth-template/Latex/Classes/urlbst | 676 +++++++++++++++++++++ 1 file changed, 676 insertions(+) create mode 100644 macros/latex/contrib/unamth-template/Latex/Classes/urlbst (limited to 'macros/latex/contrib/unamth-template/Latex/Classes/urlbst') diff --git a/macros/latex/contrib/unamth-template/Latex/Classes/urlbst b/macros/latex/contrib/unamth-template/Latex/Classes/urlbst new file mode 100644 index 0000000000..3f832607fe --- /dev/null +++ b/macros/latex/contrib/unamth-template/Latex/Classes/urlbst @@ -0,0 +1,676 @@ +#! /usr/bin/env perl +# +# Usage: ./urlbst.pl [--eprint] [--doi] +# [--nohyperlinks] [--inlinelinks] [--hypertex] [--hyperref] +# [input-file [output-file]] +# If either input-file or output-file is omitted, they are replaced by +# stdin or stdout respectively. +# +# See http://purl.org/nxg/dist/urlbst for documentation +# +# $Id: urlbst.in,v 1.8 2007/03/26 17:21:56 norman Exp $ + +$version = '0.6'; +($progname = $0) =~ s/.*\///; +$mymarker = "% $progname"; +$mymarkerend = "% ...$progname to here"; +$myurl = 'http://purl.org/nxg/dist/urlbst'; + + +$infile = '-'; +$outfile = '-'; + +$addeprints = 0; # if true (nonzero) we add support for eprints +$eprintprefix = 'arXiv:'; # make these settable with --eprint? syntax? +$eprinturl = 'http://arxiv.org/abs/'; + +$adddoiresolver = '0'; +$doiprefix = 'doi:'; +$doiurl = 'http://dx.doi.org/'; + +$makehref = 0; +$availablestring = "Available from: "; +$inlinelinks = 0; + +$Usage = "$progname [--eprint] [--doi]\n [--nohyperlinks] [--inlinelinks] [--hypertex] [--hyperref]\n [--help] [input-file [output-file]]"; + +while ($#ARGV >= 0) { + if ($ARGV[0] eq '--eprint') { + $addeprints = 1; + } elsif ($ARGV[0] eq '--doi') { + $adddoiresolver = 1; + } elsif ($ARGV[0] eq '--nohyperlinks') { + $makehref = 0; + } elsif ($ARGV[0] eq '--hypertex') { + $makehref = 1; + } elsif ($ARGV[0] eq '--hyperref') { + $makehref = 2; + } elsif ($ARGV[0] eq '--inlinelinks') { + $inlinelinks = 1; + } elsif ($ARGV[0] eq '--help') { + print <$outfile") || die "Can't open $outfile to write"; + +# We have to make certain assumptions about the source files, in order +# to patch them at the correct places. Specifically, we assume that +# +# - there's a function init.state.consts +# +# - ...and an output.nonnull which does the actual outputting, which +# has the `usual' interface. +# +# - we can replace +# fin.entry +# by +# new.block +# output.url % the function which formats and displays any URL +# fin.entry +# +# - there is a function which handles the `article' entry type (this +# will always be true) +# +# - there is a function output.bibitem which is called at the +# beginning of each entry type +# - ...and one called fin.entry which is called at the end +# +# If the functions format.date, format.title or new.block are not defined (the +# former is not in apalike, for example, and the last is not in the +# AMS styles), then replacements are included in the output. +# +# All these assumptions are true of the standard files and, since most +# style files derive from them more or less directly, are true of most (?) +# other style files, too. +# +# There's some rather ugly Perl down here. The parsing for +# brace-matching could probably do with being rewritten in places, to +# make it less ugly, and more robust. + +print OUT "%%% Modification of BibTeX style file ", ($infile eq '-' ? '' : $infile), "\n"; +print OUT "%%% ... by $progname, version $version (marked with \"$mymarker\")\n%%% See <$myurl>\n"; +print OUT "%%% Added webpage entry type, and url and lastchecked fields.\n"; +print OUT "%%% Added eprint support.\n" if ($addeprints); +print OUT "%%% Added DOI support.\n" if ($adddoiresolver); +print OUT "%%% Added HyperTeX support.\n" if ($makehref == 1); +print OUT "%%% Added hyperref support.\n" if ($makehref == 2); +print OUT "%%% Original headers follow...\n\n"; + +$found{initconsts} = 0; +$found{outputnonnull} = 0; +$found{article} = 0; +$found{outputbibitem} = 0; +$found{finentry} = 0; +$found{formatdate} = 0; +$found{formattitle} = 0; +$found{newblock} = 0; + +while () { + /^ *%/ && do { + # Pass commented lines unchanged + print OUT; + next; + }; + + /^ *ENTRY/ && do { + # Work through the list of entry types, finding what ones are there. + # If we find a URL entry there already, object, since these edits + # will mess things up. + $line = $_; + until ($line =~ /\{\s*(\w*)/) { + $line .= ; + } + $bracematchtotal = 0; # reset + bracematcher($line); + $line =~ /\{\s*(\w*)/; + $found{'entry'.$1} = 1; + print OUT $line; + $line = ; + until (bracematcher($line) == 0) { + # XXX deal with multiple entries on one line + ($line =~ /^\s*(\w*)/) && ($found{'entry'.$1} = 1); + print OUT $line; + $line = ; + } + if (defined($found{entryurl})) { + print STDERR "$progname: style file $infile already has URL entry!\n"; + # print out the rest of the file, and give up + print OUT $line; + while () { + print OUT; + } + $exitstatus = 1; + last; + } else { + print OUT " eprint $mymarker\n doi $mymarker\n url $mymarker\n lastchecked $mymarker\n"; + } + print OUT $line; + next; + }; + + /^ *FUNCTION *\{init\.state\.consts\}/ && do { + # In the init.state.consts function, add an extra set of + # constants at the beginning. Also use this as the marker for + # the place to add the init strings function. + print OUT <; + } + $line =~ s/(\{.*?\}.*?\{)/$1 #0 'outside.brackets := $mymarker + #1 'open.brackets := + #2 'within.brackets := + #3 'close.brackets := + + /s; + print OUT $line; + $found{initconsts} = 1; + next; + }; + + /^ *EXECUTE *\{init\.state\.consts\}/ && do { + print OUT "EXECUTE {init.urlbst.variables}\n"; + print OUT; + next; + }; + + /^ *FUNCTION *\{new.block\}/ && do { + $found{newblock} = 1; + }; + + /^ *FUNCTION *{output\.nonnull}/ && do { + print OUT "$mymarker\n"; + print OUT "FUNCTION {output.nonnull.original}\n"; + copy_block(); + print_output_functions(); + $found{outputnonnull} = 1; + next; + }; + + /FUNCTION *\{fin.entry\}/ && do { + # Rename fin.entry to fin.entry.original (wrapped below) + s/fin.entry/fin.entry.original/; + $found{finentry} = 1; + print OUT; + next; + }; + + /^ *FUNCTION *{format\.date}/ && do { + $found{formatdate} = 1; + print OUT; + next; + }; + + /^ *FUNCTION *{format\.title}/ && do { + # record that we found this + $found{formattitle} = 1; + print OUT; + next; + }; + + /^ *format\.b?title/ && do { + # interpolate a call to setup.inlinelink + print OUT " title empty\$ 'skip\$ 'setup\.inlinelink if\$ $mymarker\n"; + print OUT; + next; + }; + + /^ *FUNCTION *\{article\}/ && do { + + print_missing_functions(); + print_webpage_def(); + + print OUT; + $found{article} = 1; + next; + }; + + /FUNCTION *\{output.bibitem\}/ && do { + # Rename output.bibitem to output.bibitem.original (wrapped below) + s/{output.bibitem\}/\{output.bibitem.original\}/; + $found{outputbibitem} = 1; + print OUT; + next; + }; + + print OUT; +}; + +if ($exitstatus == 0) { + # Skip this if we've already reported an error -- it'll only be confusing + foreach $k (keys %found) { + if ($found{$k} == 0) { + print STDERR "$progname: $infile: failed to find feature $k\n"; + } + } +} + +close (IN); +close (OUT); + +exit $exitstatus;; + + + + + + +sub print_output_functions { + print OUT "$mymarker...\n"; + + print OUT <<'EOD'; +% The following three functions are for handling inlinelink. They wrap +% a block of text which is potentially output with write$ by multiple +% other functions, so we don't know the content a priori. +% They communicate between each other using the variables makeinlinelink +% (which is true if a link should be made), and closeinlinelink (which holds +% the string which should close any current link. They can be called +% at any time, but start.inlinelink will be a no-op unless something has +% previously set makeinlinelink true, and the two ...end.inlinelink functions +% will only do their stuff if start.inlinelink has previously set +% closeinlinelink to be non-empty. +FUNCTION {setup.inlinelink} +{ makeinlinelink + { hrefform #1 = % hypertex + { "\special {html: }{" * 'openinlinelink := + "\special {html:}" 'closeinlinelink := + } + { hrefform #2 = % hyperref + { "\href{" url * "}{" * 'openinlinelink := + "}" 'closeinlinelink := + } + 'skip$ + if$ % hrefform #2 = + } + if$ % hrefform #1 = + #0 'makeinlinelink := + } + 'skip$ + if$ % makeinlinelink +} +FUNCTION {add.inlinelink} +{ openinlinelink empty$ + 'skip$ + { openinlinelink swap$ * closeinlinelink * + "" 'openinlinelink := + } + if$ +} +EOD + + # new.block is defined elsewhere + + print OUT <<'EOD'; +FUNCTION {output.nonnull} +{ % Save the thing we've been asked to output + 's := + % If the bracket-state is close.brackets, then add a close-bracket to + % what is currently at the top of the stack, and set bracket.state + % to outside.brackets + bracket.state close.brackets = + { "]" * + outside.brackets 'bracket.state := + } + 'skip$ + if$ + bracket.state outside.brackets = + { % We're outside all brackets -- this is the normal situation. + % Write out what's currently at the top of the stack, using the + % original output.nonnull function. + s + add.inlinelink + output.nonnull.original % invoke the original output.nonnull + } + { % Still in brackets. Add open-bracket or (continuation) comma, add the + % new text (in s) to the top of the stack, and move to the close-brackets + % state, ready for next time (unless inbrackets resets it). If we come + % into this branch, then output.state is carefully undisturbed. + bracket.state open.brackets = + { " [" * } + { ", " * } % bracket.state will be within.brackets + if$ + s * + close.brackets 'bracket.state := + } + if$ +} + +% Call this function just before adding something which should be presented in +% brackets. bracket.state is handled specially within output.nonnull. +FUNCTION {inbrackets} +{ bracket.state close.brackets = + { within.brackets 'bracket.state := } % reset the state: not open nor closed + { open.brackets 'bracket.state := } + if$ +} + +FUNCTION {format.lastchecked} +{ lastchecked empty$ + { "" } + { inbrackets "cited " lastchecked * } + if$ +} +EOD + print OUT "$mymarkerend\n"; +} + +sub print_webpage_def { + print OUT "$mymarker...\n"; + + # Some of the functions below call new.block, so we need a dummy + # version, in the case where the style being edited doesn't supply + # that function. + if (! $found{newblock}) { + print OUT "FUNCTION {new.block} % dummy new.block function\n{\n % empty\n}\n\n"; + $found{newblock} = 1; + } + + print OUT <<'EOD'; +% Functions for making hypertext links. +% In all cases, the stack has (link-text href-url) +% +% make 'null' specials +FUNCTION {make.href.null} +{ + pop$ +} +% make hypertex specials +FUNCTION {make.href.hypertex} +{ + "\special {html: }" * swap$ * + "\special {html:}" * +} +% make hyperref specials +FUNCTION {make.href.hyperref} +{ + "\href {" swap$ * "} {\path{" * swap$ * "}}" * +} +FUNCTION {make.href} +{ hrefform #2 = + 'make.href.hyperref % hrefform = 2 + { hrefform #1 = + 'make.href.hypertex % hrefform = 1 + 'make.href.null % hrefform = 0 (or anything else) + if$ + } + if$ +} + +% If inlinelinks is true, then format.url should be a no-op, since it's +% (a) redundant, and (b) could end up as a link-within-a-link. +FUNCTION {format.url} +{ inlinelinks #1 = url empty$ or + { "" } + { hrefform #1 = + { % special case -- add HyperTeX specials + urlintro "\url{" url * "}" * url make.href.hypertex * } + { urlintro "\url{" * url * "}" * } + if$ + } + if$ +} + +FUNCTION {format.eprint} +{ eprint empty$ + { "" } + { eprintprefix eprint * eprinturl eprint * make.href } + if$ +} + +FUNCTION {format.doi} +{ doi empty$ + { "" } + { doiprefix doi * doiurl doi * make.href } + if$ +} + +% Output a URL. We can't use the more normal idiom (something like +% `format.url output'), because the `inbrackets' within +% format.lastchecked applies to everything between calls to `output', +% so that `format.url format.lastchecked * output' ends up with both +% the URL and the lastchecked in brackets. +FUNCTION {output.url} +{ url empty$ + 'skip$ + { new.block + format.url output + format.lastchecked output + } + if$ +} + +FUNCTION {output.web.refs} +{ + new.block + output.url + addeprints eprint empty$ not and + { format.eprint output.nonnull } + 'skip$ + if$ + adddoiresolver doi empty$ not and + { format.doi output.nonnull } + 'skip$ + if$ +} + +% Wrapper for output.bibitem.original. +% If the URL field is not empty, set makeinlinelink to be true, +% so that an inline link will be started at the next opportunity +FUNCTION {output.bibitem} +{ outside.brackets 'bracket.state := + output.bibitem.original + inlinelinks url empty$ not and + { #1 'makeinlinelink := } + { #0 'makeinlinelink := } + if$ +} + +% Wrapper for fin.entry.original +FUNCTION {fin.entry} +{ output.web.refs % urlbst + makeinlinelink % ooops, it appears we didn't have a title for inlinelink + { setup.inlinelink % add some artificial link text here, as a fallback + "[link]" output.nonnull } + 'skip$ + if$ + bracket.state close.brackets = % urlbst + { "]" * } + 'skip$ + if$ + fin.entry.original +} + +% Webpage entry type. +% Title and url fields required; +% author, note, year, month, and lastchecked fields optional +% See references +% ISO 690-2 http://www.nlc-bnc.ca/iso/tc46sc9/standard/690-2e.htm +% http://www.classroom.net/classroom/CitingNetResources.html +% http://neal.ctstateu.edu/history/cite.html +% http://www.cas.usf.edu/english/walker/mla.html +% for citation formats for web pages. +FUNCTION {webpage} +{ output.bibitem + author empty$ + { editor empty$ + 'skip$ % author and editor both optional + { format.editors output.nonnull } + if$ + } + { editor empty$ + { format.authors output.nonnull } + { "can't use both author and editor fields in " cite$ * warning$ } + if$ + } + if$ + new.block + title empty$ 'skip$ 'setup.inlinelink if$ + format.title "title" output.check + inbrackets "online" output + new.block + year empty$ + 'skip$ + { format.date "year" output.check } + if$ + % We don't need to output the URL details ('lastchecked' and 'url'), + % because fin.entry does that for us, using output.web.refs. The only + % reason we would want to put them here is if we were to decide that + % they should go in front of the rather miscellaneous information in 'note'. + new.block + note output + fin.entry +} +EOD + + print OUT "$mymarkerend\n\n\n"; +} + + +sub print_missing_functions { + # We've got to the bit of the file which handles the entry + # types, so write out the webpage entry handler. This uses + # the format.date function, which which many but not all + # bst files have (for example, apalike doesn't). So + # check that we either have found this function already, or + # add it. + if (! $found{formatdate}) { + if ($found{entrymonth}) { + print OUT <<'EOD'; +FUNCTION {format.date} +{ year empty$ + { month empty$ + { "" } + { "there's a month but no year in " cite$ * warning$ + month + } + if$ + } + { month empty$ + 'year + { month " " * year * } + if$ + } + if$ +} +EOD + } else { + print OUT <<'EOD'; +FUNCTION {format.date} +{ year empty$ + 'skip$ + { %write$ + "(" year * ")" * + } + if$ +} +EOD + } + $found{formatdate} = 1; + } + + # If the style file didn't supply a format.title function, then supply + # one here (the {webpage} function requires it). + if (! $found{formattitle}) { + print OUT <<'EOD'; +FUNCTION {format.title} +{ title empty$ + { "" } + { title "t" change.case$ } + if$ +} +EOD + $found{formattitle} = 1; + } +} + +# Utility function: Keep track of open and close braces in the string argument. +# Keep state in $bracematchtotal, return the current value. +sub bracematcher { + my $s = shift; + $s =~ s/[^\{\}]//g; + #print "s=$s\n"; + foreach my $c (split (//, $s)) { + $bracematchtotal += ($c eq '{' ? 1 : -1); + } + return $bracematchtotal; +} + +# Utility function: use bracematcher to copy the complete block which starts +# on or after the current line. +sub copy_block { + $bracematchtotal = 0; + # copy any leading lines which don't have braces (presumably comments) + while (defined ($line = ) && ($line !~ /{/)) { + print OUT $line; + } + while (defined ($line) && bracematcher($line) > 0) { + print OUT $line; + $line = ; + } + print OUT "$line\n"; # print out terminating \} (assumed + # alone on the line) +} -- cgit v1.2.3