code.delx.au - gnu-emacs-elpa/blob - packages/html5-schema/microdata.rnc

   1 datatypes w = "http://whattf.org/datatype-draft"
   2
   3 # #####################################################################
   4 ##  RELAX NG Schema for HTML 5: Microdata                             #
   5 # #####################################################################
   6
   7 common.attrs.microdata =
   8         (       common.attrs.microdata.itemref?
   9         &       common.attrs.microdata.itemprop?
  10         &       common.attrs.microdata.itemscope?
  11         &       common.attrs.microdata.itemtype?
  12         &       common.attrs.microdata.itemid?
  13         )
  14         common.attrs.microdata.itemref =
  15                 attribute itemref {
  16                         common.data.idrefs
  17                 }
  18         common.attrs.microdata.itemprop =
  19                 attribute itemprop {
  20                         common.data.microdata-properties
  21                 }
  22         common.attrs.microdata.itemscope =
  23                 attribute itemscope {
  24                         w:string "itemscope" | w:string ""
  25                 }
  26         common.attrs.microdata.itemtype =
  27                 attribute itemtype {
  28                         list { common.data.uri.absolute+ }
  29                 }
  30         common.attrs.microdata.itemid =
  31                 attribute itemid {
  32                         common.data.uri
  33                 }
  34
  35 common.attrs &= common.attrs.microdata
  36
  37 a.attrs &= common.attrs.microdata
  38 area.attrs &= common.attrs.microdata
  39 base.attrs &= common.attrs.microdata
  40
  41 ## URL-valued Property Metadata: <link itemprop>
  42
  43         link.elem.phrasing =
  44                 element link { link.inner & link.phrasing.attrs }
  45         link.phrasing.attrs =
  46                 (       common.attrs.basic
  47                 &       common.attrs.i18n
  48                 &       common.attrs.present
  49                 &       common.attrs.other
  50                 &       common.attrs.microdata.itemprop
  51                 &       common.attrs.microdata.itemref?
  52                 &       common.attrs.microdata.itemscope?
  53                 &       common.attrs.microdata.itemtype?
  54                 &       common.attrs.microdata.itemid?
  55                 &       shared-hyperlink.attrs.href
  56                 &       shared-hyperlink.attrs.hreflang?
  57                 &       shared-hyperlink.attrs.media?
  58                 &       shared-hyperlink.attrs.type?
  59                 &       link.attrs.sizes?
  60                 #       link.attrs.title included in common.attrs
  61                 &       embedded.content.attrs.crossorigin?
  62                 &       (       common.attrs.aria.role.link
  63                         |       common.attrs.aria.role.presentation
  64                         |       common.attrs.aria.role.menuitem
  65                         )?
  66                 )
  67         common.elem.phrasing |= link.elem.phrasing
  68
  69 ## <link> element in head, extensions
  70
  71 link.attrs.rel |= common.attrs.microdata.itemprop
  72 link.attrs &= common.attrs.microdata.itemref?
  73 link.attrs &= common.attrs.microdata.itemscope?
  74 link.attrs &= common.attrs.microdata.itemtype?
  75 link.attrs &= common.attrs.microdata.itemid?
  76
  77 ## Property Metadata: <meta itemprop>
  78
  79         meta.itemprop.elem =
  80                 element meta { meta.inner & meta.itemprop.attrs }
  81         meta.itemprop.attrs =
  82                 (       common.attrs.basic
  83                 &       common.attrs.i18n
  84                 &       common.attrs.present
  85                 &       common.attrs.other
  86                 &       common.attrs.microdata.itemprop
  87                 &       common.attrs.microdata.itemref?
  88                 &       common.attrs.microdata.itemscope?
  89                 &       common.attrs.microdata.itemtype?
  90                 &       common.attrs.microdata.itemid?
  91                 &       meta.itemprop.attrs.content
  92                 &       (       common.attrs.aria.role.presentation
  93                         |       common.attrs.aria.role.menuitem
  94                         )?
  95                 )
  96                 meta.itemprop.attrs.content =
  97                         attribute content {
  98                                 string
  99                         }
 100         common.elem.metadata |= meta.itemprop.elem
 101         common.elem.phrasing |= meta.itemprop.elem