216 lines
7.0 KiB
Python
216 lines
7.0 KiB
Python
#!/usr/bin/env python
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# -*- mode: python; indent-tabs-mode: nil; -*- coding: iso-8859-1 -*-
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"""
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HTMLFormatter.py
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Copyright 2009-2014 by Marcello Perathoner
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Distributable under the GNU General Public License Version 3 or newer.
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Produce a HTML page.
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"""
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from __future__ import unicode_literals
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import operator
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import cherrypy
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import genshi.output
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import re
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import six
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from six.moves import urllib
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from libgutenberg.MediaTypes import mediatypes as mt
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import BaseSearcher
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import BaseFormatter
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# filetypes ignored on desktop site
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NO_DESKTOP_FILETYPES = 'plucker qioo rdf rst rst.gen rst.master tei cover.medium cover.small'.split ()
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# filetypes shown on mobile site
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MOBILE_TYPES = (mt.epub, mt.plucker, mt.mobi, mt.pdf, 'text/html', mt.html, mt.qioo)
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# filetypes which are usually handed over to a separate app on mobile devices
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HANDOVER_TYPES = (mt.epub, mt.plucker, mt.mobi, mt.pdf, mt.qioo)
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# self-contained files we can send to dropbox
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CLOUD_TYPES = (mt.epub, mt.mobi, mt.pdf)
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STD_PDF_MATCH = re.compile (r'files/\d+/\d+-pdf.pdf$')
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class XMLishFormatter (BaseFormatter.BaseFormatter):
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""" Produce XMLish output. """
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def __init__ (self):
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super (XMLishFormatter, self).__init__ ()
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def fix_dc (self, dc, os):
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""" Tweak dc. """
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def has_std_path (file_obj):
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''' so cloudstorage links can be elided when the url is non-standard'''
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if file_obj.filetype == 'pdf':
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return STD_PDF_MATCH.search (file_obj.url)
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return True
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super (XMLishFormatter, self).fix_dc (dc, os)
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for file_ in dc.generated_files:
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file_.help_topic = file_.hr_filetype
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file_.compression = 'none'
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file_.encoding = None
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for file_ in dc.files + dc.generated_files:
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type_ = six.text_type (file_.mediatypes[0])
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m = type_.partition (';')[0]
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if m in CLOUD_TYPES and has_std_path (file_):
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file_.dropbox_url = os.url (
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'dropbox_send', id = dc.project_gutenberg_id, filetype = file_.filetype)
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file_.gdrive_url = os.url (
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'gdrive_send', id = dc.project_gutenberg_id, filetype = file_.filetype)
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file_.msdrive_url = os.url (
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'msdrive_send', id = dc.project_gutenberg_id, filetype = file_.filetype)
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if m in HANDOVER_TYPES:
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file_.url = file_.url + '?' + urllib.parse.urlencode (
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{ 'session_id': str (cherrypy.session.id) } )
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for file_ in dc.files:
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file_.honeypot_url = os.url (
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'honeypot_send', id = dc.project_gutenberg_id, filetype = file_.filetype)
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break
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def format (self, page, os):
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""" Format to HTML. """
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for e in os.entries:
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if isinstance (e, BaseSearcher.DC):
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self.fix_dc (e, os)
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# loop again because fix:dc appends things
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for e in os.entries:
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if isinstance (e, BaseSearcher.Cat):
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if e.url:
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e.icon2 = e.icon2 or 'next'
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else:
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e.class_ += 'grayed'
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if os.title_icon:
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os.class_ += 'icon_' + os.title_icon
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os.entries.sort (key = operator.attrgetter ('order'))
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return self.render (page, os)
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class HTMLFormatter (XMLishFormatter):
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""" Produce HTML output. """
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CONTENT_TYPE = 'text/html; charset=UTF-8'
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DOCTYPE = ('html',
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'-//W3C//DTD XHTML+RDFa 1.0//EN',
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'http://www.w3.org/MarkUp/DTD/xhtml-rdfa-1.dtd')
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def __init__ (self):
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super (HTMLFormatter, self).__init__ ()
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def get_serializer (self):
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# return BaseFormatter.XHTMLSerializer (doctype = self.DOCTYPE, strip_whitespace = False)
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return genshi.output.XHTMLSerializer (doctype = self.DOCTYPE, strip_whitespace = False)
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def fix_dc (self, dc, os):
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""" Add some info to dc for easier templating.
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Also make sure that dc `walks like a cat´. """
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super (HTMLFormatter, self).fix_dc (dc, os)
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#for author in dc.authors:
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# author.authors_page_url = (
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# "/browse/authors/%s#a%d" % (author.name[:1].lower (), author.id))
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if dc.new_filesystem:
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dc.base_dir = "/files/%d/" % dc.project_gutenberg_id
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# dc.mirror_dir = gg.archive_dir (dc.project_gutenberg_id)
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else:
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dc.base_dir = None
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# dc.mirror_dir = None
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dc.magnetlink = None
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# hide all txt files but the first one
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txtcount = showncount = 0
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for file_ in dc.files + dc.generated_files:
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filetype = file_.filetype or ''
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file_.hidden = False
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if filetype in NO_DESKTOP_FILETYPES:
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file_.hidden = True
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if file_.compression != 'none':
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file_.hidden = True
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if filetype.startswith ('txt'):
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if txtcount > 0:
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file_.hidden = True
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txtcount += 1
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if filetype != 'txt':
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file_.encoding = None
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if file_.encoding:
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file_.hr_filetype += ' ' + file_.encoding.upper ()
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if filetype.startswith ('html') and file_.compression == 'none':
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file_.hr_filetype = 'Read this book online: {}'.format (file_.hr_filetype)
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if not file_.hidden:
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showncount += 1
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# if we happened to hide everything, show all files
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if showncount == 0:
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for file_ in dc.files + dc.generated_files:
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file_.hidden = False
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class MobileFormatter (XMLishFormatter):
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""" Produce HTML output suitable for mobile devices. """
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CONTENT_TYPE = mt.xhtml + '; charset=UTF-8'
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DOCTYPE = ('html',
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'-//WAPFORUM//DTD XHTML Mobile 1.2//EN',
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'http://www.openmobilealliance.org/tech/DTD/xhtml-mobile12.dtd')
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def __init__ (self):
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super (MobileFormatter, self).__init__ ()
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def get_serializer (self):
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return genshi.output.XMLSerializer (doctype = self.DOCTYPE, strip_whitespace = False)
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def fix_dc (self, dc, os):
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""" Add some info to dc for easier templating.
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Also make sure that dc `walks like a cat´. """
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super (MobileFormatter, self).fix_dc (dc, os)
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for file_ in dc.files + dc.generated_files:
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if len (file_.mediatypes) == 1:
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type_ = six.text_type (file_.mediatypes[0])
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m = type_.partition (';')[0]
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if m in MOBILE_TYPES:
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cat = BaseSearcher.Cat ()
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cat.type = file_.mediatypes[0]
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cat.header = _('Download')
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cat.title = file_.hr_filetype
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cat.extra = file_.hr_extent
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cat.charset = file_.encoding
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cat.url = file_.url
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cat.icon = dc.icon
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cat.icon2 = 'download'
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cat.class_ += 'filelink'
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cat.order = 20
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os.entries.append (cat)
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