--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/metatools/sysdeftools/lib/mergesysdef-module.xsl Wed Jul 28 13:20:46 2010 +0100
@@ -0,0 +1,653 @@
+<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform" xmlns:exslt="http://exslt.org/common" exclude-result-prefixes="exslt">
+<!--Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+ All rights reserved.
+ This component and the accompanying materials are made available
+ under the terms of the License "Eclipse Public License v1.0"
+ which accompanies this distribution, and is available
+ at the URL "http://www.eclipse.org/legal/epl-v10.html".
+
+ Initial Contributors:
+ Nokia Corporation - initial contribution.
+ Contributors:
+ Description:
+ XSLT module for merging only two sysdef files according to the 3.0.1 rules.
+ 2.x and older syntax not supported and must be converetd before calling.
+
+ Requires the including XSLT to also include path-module.xsl
+-->
+
+<xsl:variable name="defaultnamespace">http://www.symbian.org/system-definition</xsl:variable>
+
+<xsl:template match="/SystemDefinition[starts-with(@schema,'2.') or starts-with(@schema,'1.')]" priority="2" mode="merge-models">
+ <xsl:message terminate="yes">ERROR: Syntax <xsl:value-of select="@schema"/> not supported</xsl:message>
+</xsl:template>
+<!--<xsl:template match="/SystemDefinition[not(systemModel)]" priority="2" mode="merge-models">
+ <xsl:message terminate="yes">ERROR: Can only merge stand-alone system models</xsl:message>
+</xsl:template>-->
+
+<!-- stuff for dealing with namespaces -->
+
+
+<xsl:template match="node()|@*" mode="translate-namespaces"><xsl:copy-of select="."/></xsl:template>
+<!-- don't translate meta or unit tags, just copy verbatim -->
+<xsl:template match="meta|unit" mode="translate-namespaces" priority="2">
+<xsl:element name="{name()}">
+<xsl:copy-of select="@*|*|comment()"/>
+</xsl:element>
+</xsl:template>
+
+<xsl:template match="*" mode="translate-namespaces"><xsl:param name="nsdoc"/>
+<xsl:element name="{name()}">
+<xsl:apply-templates select="@*|node()" mode="translate-namespaces">
+ <xsl:with-param name="nsdoc" select="$nsdoc"/>
+</xsl:apply-templates>
+</xsl:element>
+</xsl:template>
+
+
+<xsl:template match="@id|@before|@replace" mode="translate-namespaces"><xsl:param name="nsdoc"/>
+ <xsl:attribute name="{name()}">
+ <xsl:variable name="id">
+ <xsl:choose>
+ <xsl:when test="contains(.,':')">
+ <xsl:value-of select="substring-after(.,':')"/>
+ </xsl:when>
+ <xsl:otherwise>
+ <xsl:value-of select="."/>
+ </xsl:otherwise>
+ </xsl:choose>
+ </xsl:variable>
+ <xsl:variable name="ns">
+ <xsl:choose>
+ <xsl:when test="contains(.,':')">
+ <xsl:value-of select="ancestor-or-self::*/namespace::*[name()=substring-before(current()/.,':')]"/>
+ </xsl:when>
+ <xsl:when test="ancestor::SystemDefinition/@id-namespace">
+ <xsl:value-of select="ancestor::SystemDefinition/@id-namespace"/>
+ </xsl:when>
+ <xsl:otherwise>
+ <xsl:value-of select="$defaultnamespace"/>
+ </xsl:otherwise>
+ </xsl:choose>
+ </xsl:variable>
+ <xsl:choose>
+ <xsl:when test="not($nsdoc/@id-namespace) and $defaultnamespace=$ns">
+ <xsl:value-of select="$id"/>
+ </xsl:when>
+ <xsl:when test="$nsdoc/@id-namespace=$ns">
+ <xsl:value-of select="$id"/>
+ </xsl:when>
+ <xsl:when test="$nsdoc/namespace::*[.=$ns]">
+ <xsl:value-of select="concat(name($nsdoc/namespace::*[.=$ns]),':',$id)"/>
+ </xsl:when>
+ <xsl:when test="ancestor::SystemDefinition/@id-namespace=$ns">
+ <xsl:variable name="myns">
+ <xsl:apply-templates mode="ns-prefix" select="$nsdoc">
+ <xsl:with-param name="ns" select="$ns"/>
+ </xsl:apply-templates>
+ </xsl:variable>
+ <xsl:value-of select="concat($myns,':',$id)"/>
+ </xsl:when>
+ <xsl:otherwise> <!-- some namespace that needed to be defined -->
+ <xsl:message>Warning: need definition for namespace "<xsl:value-of select="$ns"/>" for <xsl:value-of select="$id"/></xsl:message>
+ <xsl:value-of select="."/>
+ </xsl:otherwise>
+ </xsl:choose>
+ </xsl:attribute>
+</xsl:template>
+
+<xsl:template match="SystemDefinition" mode="ns-prefix">
+ <xsl:param name="ns"/> <!-- the namespace URI -->
+ <xsl:param name="pre"/> <!-- the preferred prefix to use if possbile -->
+ <xsl:param name="dontuse"/> <!-- space prefixed, separated and terminated list of namespace prefixes to not use -->
+ <xsl:param name="chars">ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz</xsl:param> <!-- single letter namespace prefixes to try -->
+ <xsl:variable name="name" select="substring(substring-after($ns,'http://www.'),1,1)"/>
+ <xsl:choose>
+ <xsl:when test="$pre!='' and $pre!='id-namespace' and not(//namespace::*[name()=$pre]) and not(contains($dontuse,concat(' ',$pre,' ')))">
+ <xsl:value-of select="$pre"/>
+ </xsl:when>
+ <xsl:when test="$ns='' and $chars=''">
+ <xsl:message terminate="yes">ERROR: Cannot create namespace prefix for downstream default namespace in <xsl:value-of select="*/@id"/></xsl:message>
+ </xsl:when>
+ <xsl:when test="$name!='' and not(contains($dontuse,concat(' ',$name,' ')))"><xsl:value-of select="$name"/></xsl:when>
+ <xsl:when test="namespace::*[name()=substring($chars,1,1)] or contains($dontuse,concat(' ',substring($chars,1,1),' '))">
+ <xsl:apply-templates mode="ns-prefix">
+ <xsl:with-param name="chars" select="substring($chars,2)"/>
+ </xsl:apply-templates>
+ </xsl:when>
+ <xsl:otherwise>
+ <xsl:value-of select="substring($chars,1,1)"/>
+ </xsl:otherwise>
+ </xsl:choose>
+</xsl:template>
+
+
+<!-- need to make sure this handles <meta> correctly -->
+
+<xsl:template match="SystemDefinition" mode="merge-models">
+ <xsl:param name="other"/> <!-- the downstream SystemDefinition this is merged with -->
+ <xsl:param name="up" select="systemModel"/> <!-- the element containing the origin @name used for any component from "this" model. -->
+ <xsl:param name="down" select="$other/systemModel"/> <!-- the element containing origin @name used for any component from $other model. -->
+
+ <!-- do some testing -->
+ <xsl:if test="$other[starts-with(@schema,'2.') or starts-with(@schema,'1.')]">
+ <xsl:message terminate="yes">ERROR: Syntax <xsl:value-of select="$other/@schema"/> not supported</xsl:message>
+ </xsl:if>
+ <xsl:if test="name(*) != name($other/*)">
+ <xsl:message terminate="yes">ERROR: Can only merge system models of the same rank</xsl:message>
+ </xsl:if>
+
+ <xsl:copy>
+ <xsl:attribute name="schema">
+ <xsl:call-template name="compare-versions">
+ <xsl:with-param name="v1" select="@schema"/>
+ <xsl:with-param name="v2" select="$other/@schema"/>
+ </xsl:call-template>
+ </xsl:attribute>
+ <xsl:copy-of select="@*[name()!='schema']"/> <!-- use attributes from origin model -->
+ <xsl:variable name="namespaces">
+ <xsl:copy> <!-- needs <copy> so the processor doesn't lose the namespaces -->
+ <!--copy namespaces as needed -->
+
+ <xsl:copy-of select="namespace::*[name()!='xml']"/> <!-- all upstream namespaces -->
+
+ <xsl:variable name="cur" select="."/>
+ <xsl:for-each select="$other/namespace::*"> <!-- all namespaces in downstream not already in upstream -->
+ <xsl:if test="not((. = $cur/@id-namespace) or (not($cur/@id-namespace) and .= $defaultnamespace) or $cur/namespace::*[.=current()])">
+ <!-- namespace in downstream not in upstream doc -->
+ <xsl:variable name="newprefix">
+ <!-- test to see if the ns prefix already exists -->
+ <xsl:apply-templates select="$cur" mode="ns-prefix">
+ <xsl:with-param name="ns" select="."/>
+ <xsl:with-param name="pre" select="name()"/>
+ </xsl:apply-templates>
+ </xsl:variable>
+ <xsl:copy/>
+ </xsl:if>
+ </xsl:for-each>
+
+ <xsl:if test="not(($other/@id-namespace = @id-namespace) or (not($other/@id-namespace) and not(@id-namespace)) or (not(@id-namespace) and $other/@id-namespace = $defaultnamespace) or namespace::*[.=$other/@id-namespace])">
+ <!-- default namespace in downstream not in upstream doc -->
+ <!-- need to make created ns a bit more intelligent -->
+ <xsl:attribute name="bar" namespace="{$other/@id-namespace}">
+ <xsl:value-of select="$other/@id-namespace"/>
+ </xsl:attribute>
+ </xsl:if>
+ </xsl:copy>
+ </xsl:variable>
+
+
+ <!-- copy the namespaces to currently open element (the root one) -->
+ <xsl:copy-of select="namespace::*"/>
+ <xsl:for-each select="$other/namespace::*[.!=current()/namespace::*]"><xsl:copy/></xsl:for-each>
+ <xsl:for-each select="exslt:node-set($namespaces)/*/namespace::*"><xsl:copy/></xsl:for-each>
+ <!-- translate all IDs in downstream doc to use namespaces from upstream doc
+ This is so much easier than having to propigate this info around while creating the doc-->
+ <xsl:variable name="otherdoc">
+ <xsl:apply-templates mode="translate-namespaces" select="$other">
+ <xsl:with-param name="nsdoc" select="exslt:node-set($namespaces)/* | ."/>
+ </xsl:apply-templates>
+ </xsl:variable>
+ <xsl:apply-templates mode="merge-models">
+ <xsl:with-param name="other" select="exslt:node-set($otherdoc)/*"/>
+ <xsl:with-param name="up" select="$up"/>
+ <xsl:with-param name="down" select="$down"/>
+ <xsl:with-param name="replaces" select="exslt:node-set($otherdoc)//*[self::component or self::collection or self::package or self::layer]/@replace"/>
+ </xsl:apply-templates>
+
+ </xsl:copy>
+</xsl:template>
+
+<xsl:template match="systemModel" mode="merge-models">
+ <xsl:param name="other"/> <!-- the parent of the downstream systemModel this is merged with -->
+ <xsl:param name="up"/>
+ <xsl:param name="down"/>
+ <xsl:param name="replaces"/>
+ <xsl:copy><xsl:copy-of select="@*"/>
+ <!-- copy metas and comments in between meta. Do not try to merge metadata between models -->
+ <xsl:copy-of select="meta | $other/systemModel/meta | comment()[following-sibling::meta]"/>
+ <xsl:apply-templates mode="merge-models">
+ <xsl:with-param name="other" select="$other/systemModel"/>
+ <xsl:with-param name="up" select="$up"/>
+ <xsl:with-param name="down" select="$down"/>
+ <xsl:with-param name="replaces" select="$replaces"/>
+ </xsl:apply-templates>
+ </xsl:copy>
+</xsl:template>
+
+<xsl:template match="@*|*|comment()" mode="merge-models"><xsl:copy-of select="."/></xsl:template>
+
+
+<xsl:template match="meta|comment()[following-sibling::meta]" mode="merge-models"/>
+ <!-- copy elesewhere, not here so that metas always appear first-->
+
+
+
+<!-- merge levels attribute via std rules -->
+<xsl:template match="layer/@levels|package/@levels" mode="merge-models">
+ <xsl:param name="other"/><!-- the element contains the other @levels -->
+ <xsl:choose>
+ <!-- if they are the same, or not specified in the other, just copy -->
+ <xsl:when test=".=$other/@levels or not($other/@levels)"><xsl:copy-of select="."/></xsl:when>
+ <xsl:when test="contains(concat(' ',normalize-space(.),' '),concat(' ',normalize-space($other/@levels),' '))">
+ <!--upstream completely contains downstream, just copy -->
+ <xsl:copy-of select="."/>
+ </xsl:when>
+ <xsl:when test="contains(concat(' ',normalize-space($other/@levels),' '),concat(' ',normalize-space(.),' '))">
+ <!-- If this is contained is other, then use other-->
+ <xsl:copy-of select="$other/@levels"/>
+ </xsl:when>
+ <xsl:when test="contains(concat(' ',normalize-space($other/@levels),' '),' - ')">
+ <!-- if other uses - syntax, then pre/append -->
+ <xsl:variable name="lev">
+ <xsl:value-of select="substring-before(concat(' ',normalize-space($other/@levels),' '),' - ')"/>
+ <xsl:value-of select="concat(' ',.,' ')"/>
+ <xsl:value-of select="substring-after(concat(' ',normalize-space($other/@levels),' '),' - ')"/>
+ </xsl:variable>
+ <xsl:attribute name="levels"><xsl:value-of select="normalize-space($lev)"/></xsl:attribute>
+ </xsl:when>
+ <xsl:otherwise> <!-- if they differ, use the origin's levels -->
+ <xsl:message>Note: levels differ "<xsl:value-of select="."/>" vs "<xsl:value-of select="$other/@levels"/>" on <xsl:value-of select="../@id"/></xsl:message>
+ <xsl:copy-of select="."/>
+ </xsl:otherwise>
+ </xsl:choose>
+</xsl:template>
+
+<xsl:template name="copy-sorted-content">
+ <xsl:param name="base"/>
+ <xsl:param name="to-sort"/>
+ <xsl:param name="start"/>
+ <xsl:param name="end"/>
+ <xsl:param name="down"/>
+ <xsl:param name="remainder" select="/.."/>
+
+ <xsl:choose>
+ <xsl:when test="not($to-sort)"/> <!-- nothing left to copy. stop -->
+ <xsl:when test="not($base)"/> <!-- reached end. stop -->
+ <xsl:when test="$base[1]/@id=$end/following-sibling::*[1]/@id"/> <!-- passed $end. Stop -->
+ <xsl:when test="$base[1]/@id = $to-sort[1]/@id"> <!-- both lists start with same item -->
+ <xsl:if test="$base[1]/@id!=$end/@id"> <!-- not at end, so keep going -->
+ <xsl:call-template name="copy-sorted-content">
+ <xsl:with-param name="base" select="$base[position() != 1]"/>
+ <xsl:with-param name="to-sort" select="$to-sort[position() != 1]"/>
+ <xsl:with-param name="remainder" select="$remainder"/>
+ <xsl:with-param name="start" select="$start"/>
+ <xsl:with-param name="end" select="$end"/>
+ <xsl:with-param name="down" select="$down"/>
+ </xsl:call-template>
+ </xsl:if>
+ </xsl:when>
+ <xsl:when test="$remainder[@id = $base[1]/@id]"> <!-- left over item is in $base -->
+ <xsl:call-template name="copy-sorted-content">
+ <xsl:with-param name="base" select="$base[position() != 1]"/>
+ <xsl:with-param name="to-sort" select="$to-sort"/>
+ <xsl:with-param name="remainder" select="$remainder[@id != $base[1]/@id]"/>
+ <xsl:with-param name="start" select="$start"/>
+ <xsl:with-param name="end" select="$end"/>
+ <xsl:with-param name="down" select="$down"/>
+ </xsl:call-template>
+ </xsl:when>
+ <xsl:when test="not($base[@id = $to-sort[1]/@id])"> <!-- in to-sort, but not base -->
+ <xsl:if test="$base[1]/@id=$end/@id and not($base[@id=$to-sort[1]/@before])">
+ <!-- if at end, then this needs to be copied
+ don't copy if the before ID is found in $base -->
+ <xsl:apply-templates mode="merge-copy-of" select="$to-sort[1]">
+ <xsl:with-param name="origin" select="$down"/>
+ <xsl:with-param name="root" select="$end/ancestor::SystemDefinition"/>
+ </xsl:apply-templates>
+ </xsl:if>
+ <xsl:call-template name="copy-sorted-content">
+ <xsl:with-param name="base" select="$base"/>
+ <xsl:with-param name="to-sort" select="$to-sort[position() != 1]"/>
+ <xsl:with-param name="remainder" select="$remainder"/>
+ <xsl:with-param name="start" select="$start"/>
+ <xsl:with-param name="end" select="$end"/>
+ <xsl:with-param name="down" select="$down"/>
+ </xsl:call-template>
+ </xsl:when>
+ <xsl:when test="not($to-sort[@id = $base[1]/@id])"> <!-- in base, but not to-sort -->
+ <xsl:call-template name="copy-sorted-content">
+ <xsl:with-param name="base" select="$base[position() != 1]"/>
+ <xsl:with-param name="to-sort" select="$to-sort"/>
+ <xsl:with-param name="remainder" select="$remainder"/>
+ <xsl:with-param name="start" select="$start"/>
+ <xsl:with-param name="end" select="$end"/>
+ <xsl:with-param name="down" select="$down"/>
+ </xsl:call-template>
+ </xsl:when>
+ <xsl:when test="$base[@id = $to-sort[1]/@id]"> <!-- is in base, but not 1st one-->
+ <xsl:call-template name="copy-sorted-content">
+ <xsl:with-param name="base" select="$base"/>
+ <xsl:with-param name="to-sort" select="$to-sort[position() != 1] "/>
+ <xsl:with-param name="remainder" select="$remainder | $to-sort[1]"/>
+ <xsl:with-param name="start" select="$start"/>
+ <xsl:with-param name="end" select="$end"/>
+ <xsl:with-param name="down" select="$down"/>
+ </xsl:call-template>
+ </xsl:when>
+ </xsl:choose>
+</xsl:template>
+
+<xsl:template match="node()" mode="merge-data">
+ <xsl:copy-of select="." />
+</xsl:template>
+
+<xsl:template match="meta" mode="merge-data">
+ <xsl:param name="metas" />
+ <!-- compare this meta against all metas in the merged doc
+ if they are identical, then ignore this one.
+ identical is computed by translating to a string, normalising some known parts. This might be slow in some cases-->
+ <xsl:variable name="val"><xsl:apply-templates select="." mode="as-xml-text" /></xsl:variable>
+ <xsl:variable name="match">
+ <xsl:for-each select="$metas">
+ <xsl:variable name="cur"><xsl:apply-templates select="." mode="as-xml-text" /></xsl:variable>
+ <xsl:if test="$cur=$val">*</xsl:if>
+ </xsl:for-each>
+ </xsl:variable>
+ <xsl:if test="$match='' ">
+ <xsl:copy-of select="." />
+ </xsl:if>
+</xsl:template>
+
+<xsl:template match="text()[normalize-space(.)='']" mode="as-xml-text"/>
+<xsl:template match="node()" mode="as-xml-text"><xsl:value-of select="."/></xsl:template>
+<xsl:template match="comment()" mode="as-xml-text"><--<xsl:value-of select="."/>--></xsl:template>
+<xsl:template match="@*" mode="as-xml-text">
+ <xsl:value-of select="concat(' ',name())"/>="<xsl:value-of select="."/>"</xsl:template>
+<xsl:template match="*" mode="as-xml-text">
+ <xsl:value-of select="concat('<',name())"/>
+ <xsl:apply-templates select="@*" mode="as-xml-text"/>
+ <xsl:if test="self::meta and not(@rel)"> rel="Generic"</xsl:if>
+ <xsl:if test="self::meta and not(@type)"> type="auto"</xsl:if>
+ <xsl:text>></xsl:text>
+ <xsl:apply-templates select="node()" mode="as-xml-text"/>
+ <xsl:value-of select="concat('</',name(),'>')"/>
+</xsl:template>
+
+
+<xsl:template match="layer | package | collection | component" mode="merge-models">
+ <xsl:param name="other"/> <!-- the downstream item of the parent's rank that contains a potential items this is merged with -->
+ <xsl:param name="up"/>
+ <xsl:param name="down"/>
+ <xsl:param name="replaces"/>
+ <xsl:variable name="this" select="."/> <!-- current item -->
+ <!-- match = this item in the downstream model -->
+ <xsl:variable name="match" select="$other/*[@id=current()/@id]"/>
+
+ <xsl:choose>
+ <xsl:when test="$replaces[.=$this/@id] or (self::component and $match)"> <!-- replace the item instead of merge -->
+ <xsl:message>Note: <xsl:value-of select="name()"/> "<xsl:value-of select="@id"/>" in "<xsl:value-of select="../@id"/>" <xsl:choose>
+ <xsl:when test="self::component and $match">overridden in downstream sysdef</xsl:when>
+ <xsl:otherwise><xsl:for-each select="$replaces[.=$this/@id]/..">replaced by <xsl:value-of select="name()"/> "<xsl:value-of select="@id"/>" in "<xsl:value-of select="../@id"/>"</xsl:for-each></xsl:otherwise>
+ </xsl:choose>
+ </xsl:message>
+ <!-- if the removed item is in the downstream doc, just copy that and ignore the upstream contents -->
+ <xsl:apply-templates mode="merge-copy-of" select="$match">
+ <xsl:with-param name="origin" select="$down"/>
+ <xsl:with-param name="root" select="$this/ancestor::SystemDefinition"/>
+ <xsl:with-param name="replaces" select="$replaces"/>
+ </xsl:apply-templates>
+ </xsl:when>
+ <xsl:otherwise>
+ <!-- remove this if it's in the list of stuff to be replaced-->
+
+ <!-- prev = the previous item before the current one (no metas, only named items)-->
+ <xsl:variable name="prev" select="preceding-sibling::*[@id][1]"/>
+
+ <!-- copy all items between this and prev that are solely in the downstream model -->
+
+ <xsl:choose>
+ <xsl:when test="$match and (not($prev) or $other/*[@id= $prev/@id] )">
+ <xsl:call-template name="copy-sorted-content">
+ <xsl:with-param name="base" select="../*[@id]"/>
+ <xsl:with-param name="to-sort" select="$other/*[@id]"/>
+ <xsl:with-param name="start" select="$prev"/>
+ <xsl:with-param name="end" select="."/>
+ <xsl:with-param name="down" select="$down"/>
+ </xsl:call-template>
+ </xsl:when>
+ <xsl:when test="not($match/preceding-sibling::*[@id=$this/../*/@id]) and $other/*[@id= current()/@id]/preceding-sibling::*[@id and not(@before)]">
+ <!-- if this is the first item in other that's also in this, then put all new items from other here -->
+ <xsl:apply-templates mode="merge-copy-of" select="$match/preceding-sibling::*[@id and not(@before)]">
+ <xsl:with-param name="origin" select="$down"/>
+ <xsl:with-param name="root" select="$this/ancestor::SystemDefinition"/>
+ <xsl:with-param name="replaces" select="$replaces"/>
+ </xsl:apply-templates>
+ </xsl:when>
+ </xsl:choose>
+
+ <!-- just copy anything identified as being before this, assume they're all ok -->
+ <xsl:apply-templates mode="merge-copy-of" select="$other/*[@before=current()/@id]">
+ <xsl:with-param name="remove-before" select="1"/>
+ <xsl:with-param name="origin" select="$down"/>
+ <xsl:with-param name="root" select="$this/ancestor::SystemDefinition"/>
+ <xsl:with-param name="replaces" select="$replaces"/>
+ </xsl:apply-templates>
+
+
+ <xsl:copy>
+ <xsl:apply-templates select="@*" mode="merge-models"> <!-- copy upstream attributes -->
+ <xsl:with-param name="other" select="$match"/>
+ </xsl:apply-templates>
+
+ <xsl:if test="self::component and not(@origin-model) and $up/@name">
+ <!-- insert origin-model and optional root for components only -->
+ <xsl:attribute name="origin-model">
+ <xsl:value-of select="$up/@name"/>
+ </xsl:attribute>
+ <xsl:if test="not(@root)">
+ <xsl:copy-of select="$up/@root"/>
+ </xsl:if>
+ </xsl:if>
+
+ <xsl:for-each select="$match/@*[name()!='replace']"> <!-- copy downstream attributes, only if not set on upstream -->
+ <xsl:if test="not($this/@*[name()=name(current())])"><xsl:copy-of select="."/></xsl:if>
+ </xsl:for-each>
+
+ <xsl:if test="$match/@replace"> <!-- check replace separately -->
+ <xsl:if test="not($this/ancestor::SystemDefinition//*[(self::component or self::collection or self::package or self::layer) and $match/@replace=@id])">
+ <!-- only remove replace if it's been used -->
+ <xsl:copy-of select="$match/@replace"/>
+ </xsl:if>
+ </xsl:if>
+
+ <xsl:choose>
+ <xsl:when test="self::component">
+ <!-- copy all units, metas and comments from this
+ copy all metas in the merged component
+ copy any new comments in the merged component (not duplicates)
+ if there are no units in the this, copy all units in the merged component
+ if there are units in this, copy only the versioned units in the merged component (only those versions not already specified) -->
+ <xsl:copy-of select="*|comment() | $match/meta |$match/unit[not($this/unit)] | $match/unit[$this/unit and @version[.!=$this/unit/@version]] | $match/comment()[.!=$this/comment()]"/>
+ </xsl:when>
+ <xsl:otherwise>
+
+ <!-- copy metas and comments in between meta. Do not try to merge metadata between models -->
+ <xsl:apply-templates select="meta | $match/meta | comment()[following-sibling::meta]" mode="merge-data">
+ <xsl:with-param name="metas" select="$match/meta"/>
+ </xsl:apply-templates>
+ <xsl:copy-of select=" $match/meta | $match/comment()[following-sibling::meta]"/>
+
+ <xsl:apply-templates mode="merge-models">
+ <xsl:with-param name="other" select="$match"/>
+ <xsl:with-param name="up" select="$up"/>
+ <xsl:with-param name="down" select="$down"/>
+ <xsl:with-param name="replaces" select="$replaces"/>
+ </xsl:apply-templates>
+ <!-- don't copy if explicitly or implicitly placed already-->
+ <xsl:for-each select="$match/*[not(@before) and not(following-sibling::*[@id=$this/*/@id])]">
+ <xsl:if test="not($this/*[@id=current()/@id])">
+ <xsl:apply-templates mode="merge-copy-of" select=".">
+ <xsl:with-param name="origin" select="$down"/>
+ <xsl:with-param name="root" select="$this/ancestor::SystemDefinition"/>
+ <xsl:with-param name="replaces" select="$replaces"/>
+ </xsl:apply-templates>
+ </xsl:if>
+ </xsl:for-each>
+ </xsl:otherwise>
+ </xsl:choose>
+ </xsl:copy>
+
+ </xsl:otherwise>
+ </xsl:choose>
+
+ <xsl:if test="self::layer and not(following-sibling::layer)">
+ <!-- for the last layer, tack on any remaining layers -->
+ <xsl:apply-templates mode="merge-copy-of" select="$other/layer[not(@before) and not(following-sibling::*[@id=$this/../layer/@id]) and not(@id=$this/../layer/@id)]">
+ <xsl:with-param name="origin" select="$down"/>
+ <xsl:with-param name="root" select="$this/ancestor::SystemDefinition"/>
+ <xsl:with-param name="replaces" select="$replaces"/>
+ </xsl:apply-templates>
+ </xsl:if>
+</xsl:template>
+
+
+
+<xsl:template match="*" mode="merge-copy-of">
+ <xsl:param name="remove-before" select="0"/> <!-- set to true if any before attribute is to be removed -->
+ <xsl:param name="origin"/> <!--the element containing the @name to use the origin-model attribute -->
+ <xsl:param name="root"/> <!--the systemModel element in the upstream doc -->
+ <xsl:param name="replaces" select="ancestor::SystemDefinition/descendant::*[(self::component or self::collection or self::package or self::layer) and not(ancestor::meta)]/@replace"/> <!-- recalculate this is necessarfy, but should just pass down as a param -->
+ <xsl:variable name="moved" select="$root/descendant::*[name()=name(current()/..) and @id!=current()/../@id]/*[@id=current()/@id]"/>
+ <xsl:choose>
+ <!-- this might slow things down, consider making optional -->
+ <xsl:when test="not(self::layer) and (count($moved) and not($moved[ancestor-or-self::*/@id=$replaces]) )">
+ <xsl:message>Warning: <xsl:value-of select="name()"/> "<xsl:value-of select="@id"/>" moved in downstream model. Ignoring moved <xsl:value-of select="name()"/>
+ <xsl:text>
</xsl:text>
+ </xsl:message>
+ </xsl:when>
+ <xsl:otherwise>
+ <!-- save all content in a variable to test to see if it's got any problems (ie been removed due to errors)-->
+ <xsl:variable name="content">
+ <xsl:apply-templates select="*|comment()" mode="merge-copy-of">
+ <xsl:with-param name="origin" select="$origin"/>
+ <xsl:with-param name="root" select="$root"/>
+ <xsl:with-param name="replaces" select="$replaces"/>
+ </xsl:apply-templates>
+ </xsl:variable>
+ <xsl:choose>
+ <!-- if all elements in this have been deleted, throw out this element -->
+ <xsl:when test="not(exslt:node-set($content)/*) and *">
+ <xsl:message>Warning: All content in downstream <xsl:value-of select="name()"/> "<xsl:value-of select="@id"/>" is invalid. Ignoring <xsl:value-of select="name()"/>
+ <xsl:text>
</xsl:text>
+ </xsl:message>
+ </xsl:when>
+ <xsl:otherwise>
+ <xsl:copy>
+ <xsl:call-template name="merge-copy-of-atts">
+ <xsl:with-param name="remove-before" select="$remove-before"/>
+ <xsl:with-param name="root" select="$root"/>
+ </xsl:call-template>
+ <xsl:copy-of select="exslt:node-set($content)"/>
+ </xsl:copy>
+ </xsl:otherwise>
+ </xsl:choose>
+ </xsl:otherwise>
+ </xsl:choose>
+</xsl:template>
+<xsl:template match="comment()|@*" mode="merge-copy-of">
+ <xsl:copy-of select="."/>
+</xsl:template>
+
+
+<xsl:template name="merge-copy-of-atts">
+ <xsl:param name="remove-before" select="0"/> <!-- set to true if any before attribute is to be removed -->
+ <xsl:param name="root"/> <!--the systemModel element in the upstream doc -->
+
+ <xsl:choose>
+ <xsl:when test="$remove-before">
+ <xsl:copy-of select="@*[name()!='before' and name()!='replace']"/>
+ </xsl:when>
+ <xsl:otherwise><xsl:copy-of select="@*[name()!='replace']"/></xsl:otherwise>
+ </xsl:choose>
+ <xsl:if test="@replace and not($root/descendant::*[(self::component or self::collection or self::package or self::layer) and @id=current()/@replace])">
+ <!-- only include replace if it's not been used -->
+ <xsl:copy-of select="@replace"/>
+ </xsl:if>
+</xsl:template>
+
+<xsl:template match="component" mode="merge-copy-of">
+ <xsl:param name="remove-before" select="0"/> <!-- set to true if any before attribute is to be removed -->
+ <xsl:param name="origin"/> <!--the element containing the @name to use the origin-model attribute -->
+ <xsl:param name="root"/> <!--the systemModel element in the upstream doc -->
+ <xsl:choose>
+ <!-- this might slow things down, consider making optional -->
+ <xsl:when test="$root/descendant::collection[@id!=current()/../@id]/component[@id=current()/@id]">
+ <xsl:message>Warning: <xsl:value-of select="name()"/> "<xsl:value-of select="@id"/>" moved in downstream model. Ignoring moved <xsl:value-of select="name()"/>
+ <xsl:text>
</xsl:text>
+ </xsl:message>
+ </xsl:when>
+ <xsl:otherwise>
+ <xsl:copy>
+ <xsl:call-template name="merge-copy-of-atts">
+ <xsl:with-param name="remove-before" select="$remove-before"/>
+ <xsl:with-param name="root" select="$root"/>
+ </xsl:call-template>
+ <xsl:if test="not(@origin-model) and $origin/@name">
+ <xsl:attribute name="origin-model">
+ <xsl:value-of select="$origin/@name"/>
+ </xsl:attribute>
+ <xsl:if test="not(@root)">
+ <xsl:copy-of select="$origin/@root"/>
+ </xsl:if>
+ </xsl:if>
+ <xsl:apply-templates select="*|comment()" mode="merge-copy-of">
+ <xsl:with-param name="origin" select="$origin"/>
+ <xsl:with-param name="root" select="$root"/>
+ </xsl:apply-templates>
+ </xsl:copy>
+ </xsl:otherwise>
+ </xsl:choose>
+</xsl:template>
+
+
+<xsl:template match="unit" mode="merge-copy-of">
+ <xsl:param name="origin"/> <!--the element containing the @name to use the origin-model attribute -->
+ <xsl:param name="root"/> <!--the systemModel element in the upstream doc -->
+ <xsl:copy>
+ <xsl:apply-templates select="@*" mode="merge-copy-of">
+ <xsl:with-param name="origin" select="$origin"/>
+ <xsl:with-param name="root" select="$root"/>
+ </xsl:apply-templates>
+ </xsl:copy>
+</xsl:template>
+
+
+
+
+<xsl:template match="meta" mode="merge-copy-of">
+ <xsl:param name="origin"/> <!--the element containing the @name to use the origin-model attribute -->
+ <xsl:param name="root"/> <!--the systemModel element in the upstream doc -->
+ <xsl:copy>
+ <xsl:apply-templates select="@*" mode="merge-copy-of">
+ <xsl:with-param name="origin" select="$origin"/>
+ <xsl:with-param name="root" select="$root"/>
+ </xsl:apply-templates>
+ <xsl:copy-of select="node()"/>
+ </xsl:copy>
+</xsl:template>
+
+
+<xsl:template match="unit/@bldFile | unit/@mrp | unit/@base | meta/@href" mode="merge-copy-of">
+ <xsl:param name="origin" select="/.."/> <!--the element containing the @name to use the origin-model attribute -->
+
+ <xsl:attribute name="{name()}">
+ <xsl:choose>
+ <xsl:when test="not($origin/@pathto)"><xsl:value-of select="."/></xsl:when>
+ <xsl:when test="(contains(.,'://') and not(contains(substring-before(.,'://'),'/'))) or starts-with(.,'/')"> <!-- absolute URI or absolute path-->
+ <xsl:value-of select="."/>
+ </xsl:when>
+ <xsl:when test="contains($origin/@pathto,'://') and not(contains(substring-before($origin/@pathto,'://'),'/'))"> <!-- absolute URI for downstream sysdef not valif for unit paths, just copy and raise warning-->
+ <xsl:message>ERROR: Could not resolve relative path in downstream file: <xsl:value-of select="."/> relative to absolute URI <xsl:value-of select="$origin/@pathto"/></xsl:message>
+ <xsl:value-of select="."/>
+ </xsl:when>
+ <xsl:otherwise> <!-- relative link -->
+ <xsl:call-template name="joinpath">
+ <xsl:with-param name="file" select="$origin/@pathto"/>
+ <xsl:with-param name="rel" select="."/>
+ </xsl:call-template>
+ </xsl:otherwise>
+ </xsl:choose>
+ </xsl:attribute>
+</xsl:template>
+</xsl:stylesheet>