Class: PolyrexXSLT

Inherits:
Object
  • Object
show all
Defined in:
lib/polyrex-xslt.rb

Overview

file: polyrex-xslt.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ PolyrexXSLT

Returns a new instance of PolyrexXSLT.



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# File 'lib/polyrex-xslt.rb', line 9

def initialize(options={})
  o = {schema: '', xslt_schema: ''}.merge(options)
  @schema, @xslt_schema = o.values
end

Instance Attribute Details

#schema ⇒ Object

Returns the value of attribute schema.



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# File 'lib/polyrex-xslt.rb', line 7

def schema
  @schema
end

#xslt_schema ⇒ Object

Returns the value of attribute xslt_schema.



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# File 'lib/polyrex-xslt.rb', line 7

def xslt_schema
  @xslt_schema
end

Instance Method Details

#to_xslt ⇒ Object 



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# File 'lib/polyrex-xslt.rb', line 14

def to_xslt()

header =<<HEADER
<?xml version="1.0" encoding="UTF-8"?>
<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0">
<xsl:output method="xml" indent="yes" />

HEADER

  a_element = @schema.split('/').map{|x| x[/\w+/]}

  a_html = @xslt_schema.split('/').map do |x|
   
    name = x[/\w+/]
    children = ($')[/^\[([^\]]+)\]$/,1]
    list = children.split(',').map {|y| y.split(':') } if children

    [name, list]
  end

  a = a_element.zip(a_html).map.with_index do |a,i|
    out = []
    tag = a.shift
    field = i > 0 ? 'records/' + tag : tag
    out << "<xsl:template match='#{field}'>" + "\n"
    a.flatten!(1)
    if a.last.is_a? Array then

      out << scan_e(a, tag) 
      out << "</xsl:template>\n\n"
    else
      out << "  <%s>\n" % a.first
      out << "    <xsl:apply-templates select='summary'/>\n"
      out << "    <xsl:apply-templates select='records'/>\n"
      out << "  <\\%s>\n" % a.first
      out << "</xsl:template>\n\n"
      out << "<xsl:template match='%s/summary'>\n" % [tag]
      out << "</xsl:template>\n\n"
    end
    
    out
  end

  header + a.flatten.join + "</xsl:stylesheet>"
end