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<?xml version="1.0"?>
<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
xmlns:tp="http://telepathy.freedesktop.org/wiki/DbusSpec#extensions-v0"
exclude-result-prefixes="tp">
<!--
Telepathy D-Bus Introspection to EggDBus Introspection format translator.
Copyright 2009 Michael Leupold <lemma@confuego.org>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of
the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
-->
<!--
TODO:
- Enable conversion of dictionary element types (eg. "{ss}") and
struct types (eg. "(sayay)")
- unhandled: tp:simple-type, tp:enum, tp:flags, tp:external-type
- tp:docstring may contain XHTML which this template doesn't handle
-->
<!-- main template -->
<xsl:template match="tp:spec">
<node>
<xsl:apply-templates select="tp:errors"/>
<xsl:apply-templates select="tp:struct"/>
<!-- TODO: <xsl:apply-templates select="tp:mapping"/> -->
<xsl:apply-templates select="node/interface"/>
</node>
</xsl:template>
<!-- Resolve the type a node has. This will first look at tp:type and
- if not found - use the type attribute -->
<xsl:template name="ResolveType">
<xsl:param name="node"/>
<xsl:choose>
<xsl:when test="$node//@tp:type">
<xsl:call-template name="TpType">
<xsl:with-param name="type" select="$node//@tp:type"/>
</xsl:call-template>
</xsl:when>
<xsl:when test="$node//@type">
<xsl:call-template name="DBusType">
<xsl:with-param name="type" select="$node//@type"/>
</xsl:call-template>
</xsl:when>
<xsl:otherwise>
<xsl:message terminate="yes">
Node doesn't contain a type.
</xsl:message>
</xsl:otherwise>
</xsl:choose>
</xsl:template>
<!-- Map a D-Bus type to its EggDBus counterpart -->
<xsl:template name="DBusType">
<xsl:param name="type"/>
<xsl:choose>
<xsl:when test="$type='o'">ObjectPath</xsl:when>
<xsl:when test="$type='s'">String</xsl:when>
<xsl:when test="$type='y'">Byte</xsl:when>
<xsl:when test="$type='b'">Boolean</xsl:when>
<xsl:when test="$type='n'">Int16</xsl:when>
<xsl:when test="$type='q'">UInt16</xsl:when>
<xsl:when test="$type='i'">Int32</xsl:when>
<xsl:when test="$type='u'">UInt32</xsl:when>
<xsl:when test="$type='x'">Int64</xsl:when>
<xsl:when test="$type='t'">UInt64</xsl:when>
<xsl:when test="$type='d'">Double</xsl:when>
<xsl:when test="$type='g'">Signature</xsl:when>
<xsl:when test="starts-with($type, 'a')">
Array<
<xsl:call-template name="DBusType">
<xsl:with-param name="type" select="substring($type, 2)"/>
</xsl:call-template>
>
</xsl:when>
<!-- TODO: doesn't implement dict-entries and structs -->
<xsl:otherwise>
<xsl:message terminate="yes">
Unknown DBus Type <xsl:value-of select="$type"/>
</xsl:message>
</xsl:otherwise>
</xsl:choose>
</xsl:template>
<!-- Resolve tp:type attributes by searching for matching tp:struct
and tp:mapping elements -->
<xsl:template name="TpType">
<xsl:param name="type"/>
<xsl:choose>
<xsl:when test="/tp:spec/tp:struct[@name=$type]">
<xsl:value-of select="$type"/>
</xsl:when>
<xsl:when test="/tp:spec/tp:mapping[@name=$type]">
Dict<
<xsl:call-template name="ResolveType">
<xsl:with-param name="node" select="/tp:spec/tp:mapping[@name=$type]/tp:member[@name='Key']"/>
</xsl:call-template>,
<xsl:call-template name="ResolveType">
<xsl:with-param name="node" select="/tp:spec/tp:mapping[@name=$type]/tp:member[@name='Value']"/>
</xsl:call-template>
>
</xsl:when>
<xsl:otherwise>
<xsl:message terminate="yes">
Unspecified type <xsl:value-of select="$type"/>.
</xsl:message>
</xsl:otherwise>
</xsl:choose>
</xsl:template>
<!-- handle most of the D-Bus introspection elements -->
<xsl:template match="interface|annotation|method|signal">
<xsl:copy>
<xsl:for-each select="@*">
<xsl:if test="not(starts-with(name(), 'tp:'))">
<xsl:copy/>
</xsl:if>
</xsl:for-each>
<xsl:apply-templates/>
</xsl:copy>
</xsl:template>
<!-- handle the arg and property D-Bus introspection elements.
They get special handling because they may contain a tp:type
attribute -->
<xsl:template match="arg|property">
<xsl:copy>
<xsl:for-each select="@*">
<xsl:choose>
<xsl:when test="not(starts-with(name(), 'tp:'))">
<xsl:copy/>
</xsl:when>
<xsl:when test="name() = 'tp:type'">
<xsl:variable name="type">
<xsl:call-template name="TpType">
<xsl:with-param name="type" select="."/>
</xsl:call-template>
</xsl:variable>
<annotation name="org.gtk.EggDBus.Type">
<xsl:attribute name="value">
<xsl:value-of select="normalize-space($type)"/>
</xsl:attribute>
</annotation>
</xsl:when>
<xsl:otherwise/>
</xsl:choose>
</xsl:for-each>
<xsl:apply-templates/>
</xsl:copy>
</xsl:template>
<!-- tp:docstring to org.gtk.EggDBus.DocString -->
<xsl:template match="tp:docstring">
<annotation name="org.gtk.EggDBus.DocString">
<xsl:attribute name="value">
<xsl:value-of select="normalize-space(text())"/>
</xsl:attribute>
</annotation>
</xsl:template>
<!-- tp:errors to org.gtk.EggDBus.DeclareErrorDomain -->
<xsl:template match="tp:errors">
<annotation value="Error" name="org.gtk.EggDBus.DeclareErrorDomain">
<xsl:apply-templates select="tp:docstring"/>
<xsl:apply-templates select="tp:error"/>
</annotation>
</xsl:template>
<!-- tp:error to org.gtk.EggDBus.ErrorDomain.Member -->
<xsl:template match="tp:error">
<annotation name="org.gtk.EggDBus.ErrorDomain.Member">
<xsl:attribute name="value">
<xsl:value-of select="concat(../@namespace, '.', @name)"/>
</xsl:attribute>
<xsl:apply-templates select="tp:docstring"/>
</annotation>
</xsl:template>
<!-- tp:struct to org.gtk.EggDBus.DeclareStruct -->
<xsl:template match="tp:struct">
<annotation name="org.gtk.EggDBus.DeclareStruct">
<xsl:attribute name="value">
<xsl:value-of select="@name"/>
</xsl:attribute>
<xsl:apply-templates select="tp:docstring"/>
<xsl:apply-templates select="tp:member"/>
</annotation>
</xsl:template>
<!-- tp:member to org.gtk.EggDBus.Struct.Member -->
<xsl:template match="tp:member">
<xsl:variable name="type">
<xsl:call-template name="ResolveType">
<xsl:with-param name="node" select="."/>
</xsl:call-template>
</xsl:variable>
<annotation name="org.gtk.EggDBus.Struct.Member">
<xsl:attribute name="value">
<xsl:value-of select="concat(normalize-space($type), ':', @name)"/>
</xsl:attribute>
<xsl:apply-templates select="tp:docstring"/>
</annotation>
</xsl:template>
<xsl:template match="text()"/>
<xsl:output method="xml" indent="yes" encoding="UTF-8"
omit-xml-declaration="no"
doctype-system="http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd"
doctype-public="-//freedesktop//DTD D-BUS Object Introspection 1.0//EN"/>
</xsl:stylesheet>
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