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IGN:Fix #3503 (Missing import: calibre.ebooks.lrf.input)
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Kovid Goyal
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5d20546302
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75
resources/templates/lrf.xsl
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75
resources/templates/lrf.xsl
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<?xml version="1.0"?>
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<xsl:stylesheet
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xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
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xmlns:opf="http://www.idpf.org/2007/opf"
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xmlns:c="calibre"
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extension-element-prefixes="c"
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xsl:version = "1.1"
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>
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<xsl:output method="xml" indent="yes"/>
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<xsl:template match="/">
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<package version="2.0"
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unique-identifier="calibre_id">
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<metadata xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:opf="http://www.idpf.org/2007/opf" xmlns:calibre="http://calibre.kovidgoyal.net/2009/metadata">
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<xsl:call-template name="make-metadata"/>
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</metadata>
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<manifest>
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<xsl:call-template name="make-manifest"/>
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</manifest>
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<spine toc="ncx">
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<xsl:call-template name="make-spine"/>
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</spine>
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</package>
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</xsl:template>
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<xsl:template name="make-metadata">
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<xsl:for-each select='//BookInformation/Info'>
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<c:metadata/>
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</xsl:for-each>
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</xsl:template>
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<xsl:template name="make-manifest">
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<xsl:for-each select='//Page'>
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<xsl:element name="item">
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<xsl:attribute name="id"><xsl:value-of select="@objid"/></xsl:attribute>
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<xsl:attribute name="media-type"><xsl:text>application/xhtml+xml</xsl:text></xsl:attribute>
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<xsl:attribute name="href"><xsl:value-of select="@objid"/><xsl:text>.xhtml</xsl:text></xsl:attribute>
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</xsl:element>
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</xsl:for-each>
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<xsl:for-each select="//ImageStream">
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<xsl:element name="item">
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<xsl:attribute name="id"><xsl:value-of select="@objid"/></xsl:attribute>
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<xsl:attribute name="media-type"><c:media-type/></xsl:attribute>
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<xsl:attribute name="href"><xsl:value-of select="@file"/></xsl:attribute>
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</xsl:element>
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</xsl:for-each>
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<xsl:for-each select="//RegistFont">
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<xsl:element name="item">
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<xsl:attribute name="id"><xsl:value-of select="@objid"/></xsl:attribute>
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<xsl:attribute name="media-type"><c:media-type/></xsl:attribute>
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<xsl:attribute name="href"><xsl:value-of select="@file"/></xsl:attribute>
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</xsl:element>
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</xsl:for-each>
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<item id="ncx" href="toc.ncx" media-type="application/x-dtbncx+xml" />
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</xsl:template>
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<xsl:template name="make-spine">
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<xsl:for-each select='//Page'>
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<xsl:element name="itemref">
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<xsl:attribute name="idref"><xsl:value-of select="@objid"/></xsl:attribute>
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</xsl:element>
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</xsl:for-each>
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</xsl:template>
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<xsl:template match="*">
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<xsl:message>
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<xsl:text>no match for element: "</xsl:text>
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<xsl:value-of select="name(.)"/>
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<xsl:text>" 
</xsl:text>
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</xsl:message>
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<xsl:apply-templates/>
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</xsl:template>
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</xsl:stylesheet>
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72
src/calibre/ebooks/lrf/input.py
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72
src/calibre/ebooks/lrf/input.py
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@ -0,0 +1,72 @@
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#!/usr/bin/env python
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# vim:fileencoding=UTF-8:ts=4:sw=4:sta:et:sts=4:ai
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from __future__ import with_statement
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__license__ = 'GPL v3'
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__copyright__ = '2009, Kovid Goyal <kovid@kovidgoyal.net>'
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__docformat__ = 'restructuredtext en'
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import os
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from copy import deepcopy
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from lxml import etree
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from calibre.customize.conversion import InputFormatPlugin
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from calibre import guess_type
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class MediaType(etree.XSLTExtension):
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def execute(self, context, self_node, input_node, output_parent):
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name = input_node.get('file', None)
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typ = guess_type(name)[0]
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if not typ:
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typ = 'application/octet-stream'
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output_parent.text = typ
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class Metadata(etree.XSLTExtension):
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def __init__(self):
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from calibre.ebooks.oeb.base import DC, OPF, DC11_NS, OPF2_NS
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self.namespaces = {'dc':DC11_NS, 'opf':OPF2_NS}
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self.DC, self.OPF = DC, OPF
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print self.namespaces
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def execute(self, context, self_node, input_node, output_parent):
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input_node = deepcopy(input_node)
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titles = input_node.xpath('//Info//Title')
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if titles:
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tn = etree.Element(self.DC('title'), nsmap=self.namespaces)
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tn.text = titles[-1].text
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tn.set(self.OPF('file-as'), 'boo')
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output_parent.append(tn)
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class LRFInput(InputFormatPlugin):
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name = 'LRF Input'
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author = 'Kovid Goyal'
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description = 'Convert LRF files to HTML'
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file_types = set(['lrf'])
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def convert(self, stream, options, file_ext, log,
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accelerators):
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self.log = log
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self.log('Generating XML')
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from calibre.ebooks.lrf.lrfparser import LRFDocument
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d = LRFDocument(stream)
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d.parse()
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xml = d.to_xml(write_files=True)
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parser = etree.XMLParser(recover=True, no_network=True)
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doc = etree.fromstring(xml, parser=parser)
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self.log('Converting XML to HTML...')
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styledoc = etree.fromstring(P('templates/lrf.xsl', data=True))
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media_type, metadata = MediaType(), Metadata()
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extensions = { ('calibre', 'media-type') : media_type,
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('calibre', 'metadata'): metadata}
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transform = etree.XSLT(styledoc, extensions=extensions)
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result = transform(doc)
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with open('content.opf', 'wb') as f:
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f.write(result)
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return os.path.abspath('content.opf')
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