app-text/mathml2: Rewrite of mathml-xml-dtd.

[gentoo-draconx.git] / app-text / mathml2 / mathml2-20031021.ebuild

diff --git a/app-text/mathml2/mathml2-20031021.ebuild b/app-text/mathml2/mathml2-20031021.ebuild
new file mode 100644 (file)
index 0000000..ed79829
--- /dev/null
+++ b/app-text/mathml2/mathml2-20031021.ebuild
@@ -0,0 +1,121 @@
+# Copyright © 2021 Nick Bowler
+# License GPLv3+: GNU General Public License version 3 or any later version.
+# This is free software: you are free to change and redistribute it.
+# There is NO WARRANTY, to the extent permitted by law.
+
+EAPI=7
+
+inherit sgml-catalog-r1
+
+DESCRIPTION="DTD and entity files for the Mathematical Markup Language 2.0"
+HOMEPAGE="http://www.w3.org/TR/MathML2/"
+SRC_URI="http://www.w3.org/Math/DTD/$PN.tgz -> $P.tar.gz"
+
+LICENSE="W3C"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+
+BDEPEND="dev-libs/libxml2
+       virtual/awk"
+RDEPEND="!app-text/mathml-xml-dtd"
+DEPEND="$RDEPEND
+       app-text/sgml-common"
+
+S=$WORKDIR/$PN
+
+src_prepare () {
+       rm -f xhtml*.dtd
+       default
+}
+
+src_compile () {
+       cat >"$WORKDIR/gen-catalog.awk" <<-'EOF'
+               BEGIN { print "OVERRIDE YES" }
+               /^[[:space:]]*PUBLIC.*-\/\/W3C\/\// {
+                 pubid=$0
+                 sub(/^[[:space:]]*/, "", pubid);
+
+                 if (getline > 0) {
+                   file=substr($1, 2, length($1)-2)
+
+                   if (length(file) && getline < file > 0) {
+                     print pubid, "\"" file "\""
+                         print "SYSTEM", "\"http://www.w3.org/TR/MathML2/dtd/" file "\"", "\"" file "\""
+                         print "SYSTEM", "\"http://www.w3.org/Math/DTD/mathml2/" file "\"", "\"" file "\""
+                     close(file)
+                   }
+                 }
+               }
+       EOF
+
+       ( set -x; awk -f "$WORKDIR/gen-catalog.awk" mathml2.dtd >catalog ) || die
+}
+
+src_install () {
+       declare -g pubmap=()
+
+       local insdir=/usr/share/sgml/$PN
+       local a b
+
+       insinto $insdir
+       doins -r catalog math* iso*
+
+       insinto /etc/sgml
+       printf 'CATALOG "%s"\n' "${EPREFIX%/}$insdir/catalog" | newins - $PN.cat
+
+       # Extract public identifiers from SGML catalog
+       exec 3<catalog
+       while read a b <&3; do
+               case $a in
+               PUBLIC)
+                       save_IFS=$IFS
+                       IFS=\"; set x $b; shift
+                       IFS=$save_IFS
+
+                       pubmap+=("$2" "${EPREFIX%/}$4")
+               esac
+       done
+       exec 3<&-
+}
+
+update_catalog () {
+       local insdir="file://${EPREFIX%/}/usr/share/sgml/$PN"
+       local xmlcatalog="${BROOT%/}/usr/bin/xmlcatalog"
+       local systemuri=("http://www.w3.org/TR/MathML2/dtd" "http://www.w3.org/Math/DTD/mathml2")
+       local x mode=$1 args=()
+
+       command -v "$xmlcatalog" >/dev/null || die
+
+       set x "${pubmap[@]}"; shift
+       while test $# -gt 0; do
+               case $mode in
+               --add) args+=( --add public "$1" "$insdir/$2" ) ;;
+               --del) args+=( --del "$1" ) ;;
+               esac
+               shift 2
+       done
+
+       for x in "${systemuri[@]}"; do
+               case $mode in
+               --add) args+=( --add rewriteSystem "$x" "$insdir"
+                              --add rewriteURI "$x" "$insdir" ) ;;
+               --del) args+=( --del "$x" ) ;;
+               esac
+       done
+
+       xmlcatalog --noout "${args[@]}" "${EROOT%/}/etc/xml/catalog"
+}
+
+pkg_postinst () {
+       sgml-catalog-r1_pkg_postinst
+
+       einfo "Adding $P to global XML catalog"
+       update_catalog --add
+}
+
+pkg_postrm () {
+       sgml-catalog-r1_pkg_postrm
+
+       einfo "Removing $P from global XML catalog"
+       update_catalog --del
+}