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# $Id$

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start = publiset

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publiset = element publiset {

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   publiset.attributes,

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   publiset.content

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}

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# ~~~~~~ attributes

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publiset.attributes =

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   version.attribute

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version.attribute = attribute version { "1.0" }

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# ~~~~~~ content

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publiset.content =

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   (composition | selection)+

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# =============================================================================

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#                                  Top level

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# =============================================================================

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# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ composition ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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composition = element composition {

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   composition.attributes,

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   composition.content

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}

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# ~~~~~~ attributes

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composition.attributes =

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   composition.id.attribute

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 & base.attribute?

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 & remap.attributes

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composition.id.attribute = attribute xml:id { xsd:ID }

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base.attribute = attribute xml:base { xsd:anyURI }

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# ~~~~~~ content

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composition.content =

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   composition.metadata?,

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   (composition.file | composition.division)+

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# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ selection ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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selection = element selection {

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   selection.attributes,

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   selection.content

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}

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# ~~~~~~ attributes

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selection.attributes =

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   base.attribute?

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selection.id.attribute = attribute xml:id { xsd:ID }

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# ~~~~~~ content

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selection.content =

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   selection.metadata?,

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   (selection.file | selection.division)+

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# =============================================================================

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#                                 Metadata level

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# =============================================================================

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# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ metadata ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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composition.metadata = element metadata {

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   metadata.attributes,

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   metadata.content

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}

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selection.metadata = element metadata { metadata.content }

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# ~~~~~~ attributes

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metadata.attributes =

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   remap.attributes

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# ~~~~~~ content

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metadata.content =

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   title?,

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   subtitle?,

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   source?

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# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ title, subtitle ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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title = element title { title.content }

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title.content = inlines

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subtitle = element subtitle { title.content }

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# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ source ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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source = element source {

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   source.attributes,

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   (  (attribute type { "book" }, source.content.book)

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    | (attribute type { "file" }))

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}

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# ~~~~~~ Attributes

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source.attributes =

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   source.id.attribute?

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 & remap.attributes

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source.id.attribute = attribute id { xsd:NMTOKEN }

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# ~~~~~~ Content

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source.content.book =

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   title?,

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   pagenumber?

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pagenumber = element pagenumber { pagenumber.attributes }

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pagenumber.attributes =

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   pagenumber.value.attribute

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pagenumber.value.attribute = attribute value { pagenumber.value.enumeration }

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pagenumber.value.enumeration = xsd:positiveInteger

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# =============================================================================

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#                                Division level

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# =============================================================================

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composition.division = element division {

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   composition.division.attributes,

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   composition.division.content

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}

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selection.division = element division {

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   selection.division.attributes,

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   selection.division.content

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}

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# ~~~~~~ attributes

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composition.division.attributes =

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   base.attribute?

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 & remap.attributes

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selection.division.attributes =

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   base.attribute?

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# ~~~~~~ content

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composition.division.content =

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   composition.metadata?,

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   (composition.file | composition.division)+

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selection.division.content =

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   selection.metadata?,

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   (selection.file | selection.division)+

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# =============================================================================

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#                                  File level

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# =============================================================================

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# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ file ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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composition.file = element file { composition.file.attributes }

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selection.file = element file { selection.file.attributes }

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# ~~~~~~ attributes

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composition.file.attributes =

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   name.attribute

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 & xpath.attribute?

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 & remap.attributes

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selection.file.attributes =

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   name.attribute

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 & xpath.attribute?

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name.attribute = attribute name { text }

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xpath.attribute = attribute xpath { text }

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# =============================================================================

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#                                 Inline level

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# =============================================================================

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# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ inlines ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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inlines = mixed {

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   sup*

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 & sub*

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}

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# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ sub, sup ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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sup = element sup { inlines }

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sub = element sub { inlines }

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# =============================================================================

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#                               Remap attributes

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# =============================================================================

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remap.attributes =

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   as.attribute?

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 & attributes.attribute?

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as.attribute = attribute as { xsd:QName }

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attributes.attribute =

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   attribute attributes {list { (xsd:token {pattern = "\c+=\S+"})+ }}