#
# Buildtool Generic Script
#

defs() {
    BT_REQUIRE="0.16"

    BT_PKG_NAME="buildtool-doc"
    BT_PKG_VERSION="0.16"
    BT_PKG_LICENSE="bsd"

    BT_PKG_MAINTAINER="jmmv@users.sourceforge.net"
    BT_PKG_HOMEPAGE="http://buildtool.sourceforge.net/"
    BT_PKG_COMMENT="Buildtool documentation"
}

docs() {
    bt_doc "CHANGES" "Major changes between package versions"
    bt_doc "COPYING" "BSD license text"
    bt_doc "PEOPLE" "Authors and contributors"
    bt_doc "README" "General documentation"
}

check_catalog() {
    bt_msg_chk "for XML catalog"
    if test x"${CATALOG_FILE}" = x""; then
        _cats="/etc/xml/catalog /usr/local/etc/xml/catalog \
               /opt/etc/xml/catalog /usr/share/xml/catalog \
               /usr/local/share/xml/catalog /usr/pkg/share/xml/catalog"
        if [ -f /etc/gentoo-release ]; then
            _cats="/usr/share/sgml/docbook/xml-dtd-4.2/docbook.cat $_cats"
        fi

        for _f in $_cats; do
            if test -f $_f; then
                CATALOG_FILE=$_f
                bt_msg_result "${CATALOG_FILE}"
                return 0
            fi
        done
        bt_msg_result "not found"
        return 1
    else
        bt_msg_result "${CATALOG_FILE} (cached)"
        return 0
    fi
}

check_docbook_42() {
    bt_msg_chk "for Docbook/XML 4.2"
    _dtd="`${BT_PROG_XMLCATALOG} ${CATALOG_FILE:-/etc/xml/catalog} \
        '-//OASIS//DTD DocBook XML V4.2//EN' 2>&1`"
    if test $? -eq 0; then
        bt_msg_result "$_dtd"
        return 0
    else
        bt_msg_result "not found"
        return 1
    fi
}

check_docbook_xsl() {
    bt_msg_chk "for Docbook/XSL"
    bt_subst DOCBOOK_XSL
    if test x"${DOCBOOK_XSL}" = x""; then
        _dirs="/usr/pkg/share/xsl/docbook"
        if [ -f /etc/gentoo-release ]; then
            eval _dirs=\""/usr/share/sgml/docbook/xsl-stylesheets-* $_dirs"\"
        fi

        for _d in $_dirs; do
            if test -d $_d -a -f $_d/html/chunk.xsl; then
                DOCBOOK_XSL=$_d
                bt_msg_result "${DOCBOOK_XSL}"
                return 0
            fi
        done
        bt_msg_result "not found"
        return 1
    else
        bt_msg_result "${DOCBOOK_XSL} (cached)"
        return 0
    fi
}

config_init() {
    bt_dir HTML '\${BT_DIR_DOC}' \
        'Where HTML documentation is installed.'
}

config() {
    if ! bt_check_progs BT_PROG_XSLTPROC xsltproc; then
        bt_err "xsltproc was not found.  Please install the libxslt package that you can" \
               "fetch from http://www.xmlsoft.org/ or set the BT_PROG_XSLTPROC variable" \
               "pointing to where the program binary is located."
    fi

    if ! bt_check_progs BT_PROG_XMLCATALOG xmlcatalog; then
        bt_err "xmlcatalog was not found.  Please install the libxml2 package that you can" \
               "fetch from http://www.xmlsoft.org/ or set the BT_PROG_XMLCATALOG variable" \
               "pointing to where the program binary is located."
    fi

    if ! check_catalog; then
        bt_err "System wide XML catalog file was not found.  Set the CATALOG_FILE variable" \
               "pointing to where it is located and make sure it contains entities for the" \
               "Docbook/XML 4.2 DTD."
    fi

    if ! check_docbook_42; then
        bt_err "Docbook/XML 4.2 was not found.  Please install the package that you can" \
               "fetch from http://www.docbook.org/ or set the CATALOG_FILE variable" \
               "pointing to where the system wide XML catalog file is located."
    fi

    if ! check_docbook_xsl; then
        bt_err "Docbook/XSL was not found.  Please install the package that you can" \
               "fetch from http://www.docbook.org/ or set the DOCBOOK_XSL variable" \
               "pointing to where its directory is located."
    fi

    bt_generate_output
}

logic() {
    bt_target xsl xml
}