X-Git-Url: https://git.mdrn.pl/librarian.git/blobdiff_plain/175c5cf4f727162fa5bddd2460d37595251bbe8e..adde01d89c27fb02056fd5c901ffea9ba1d9882f:/src/librarian/parser.py diff --git a/src/librarian/parser.py b/src/librarian/parser.py index 6e21d4d..484b8f9 100644 --- a/src/librarian/parser.py +++ b/src/librarian/parser.py @@ -1,24 +1,17 @@ -# -*- coding: utf-8 -*- -# # This file is part of Librarian, licensed under GNU Affero GPLv3 or later. -# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information. +# Copyright © Fundacja Wolne Lektury. See NOTICE for more information. # -from __future__ import unicode_literals - +from collections import Counter +import io +import os +import re +from xml.parsers.expat import ExpatError +from lxml import etree +from lxml.etree import XMLSyntaxError, XSLTApplyError from librarian import ValidationError, NoDublinCore, ParseError, NoProvider from librarian import RDFNS from librarian.cover import make_cover from librarian import dcparser - -from xml.parsers.expat import ExpatError -from lxml import etree -from lxml.etree import XMLSyntaxError, XSLTApplyError - -import os -import re -import six - - from .elements import WL_ELEMENTS @@ -28,7 +21,10 @@ class WLElementLookup(etree.CustomElementClassLookup): return if namespace: return - return WL_ELEMENTS[name] + try: + return WL_ELEMENTS[name] + except KeyError: + return parser = etree.XMLParser() @@ -38,7 +34,7 @@ parser.set_element_class_lookup( -class WLDocument(object): +class WLDocument: """Legacy class, to be replaced with documents.WLDocument.""" LINE_SWAP_EXPR = re.compile(r'/\s', re.MULTILINE | re.UNICODE) provider = None @@ -71,15 +67,73 @@ class WLDocument(object): else: self.book_info = None + def get_statistics(self): + def count_text(text, counter, in_fn=False, stanza=False): + if text: + text = re.sub(r'\s+', ' ', text) + + chars = len(text) if text.strip() else 0 + words = len(text.split()) if text.strip() else 0 + + counter['chars_with_fn'] += chars + counter['words_with_fn'] += words + if not in_fn: + counter['chars'] += chars + counter['words'] += words + if not stanza: + counter['chars_out_verse_with_fn'] += chars + if not in_fn: + counter['chars_out_verse'] += chars + + def count(elem, counter, in_fn=False, stanza=False): + if elem.tag in (RDFNS('RDF'), 'nota_red', 'abstrakt', 'uwaga', 'ekstra'): + return + if not in_fn and elem.tag in ('pa', 'pe', 'pr', 'pt', 'motyw'): + in_fn = True + if elem.tag == 'strofa': + # count verses now + verses = len(elem.findall('.//br')) + 1 + counter['verses_with_fn'] += verses + if not in_fn: + counter['verses'] += verses + stanza = True + count_text(elem.text, counter, in_fn=in_fn, stanza=stanza) + for child in elem: + count(child, counter, in_fn=in_fn, stanza=stanza) + count_text(child.tail, counter, in_fn=in_fn, stanza=stanza) + + self.swap_endlines() + + data = { + "self": Counter(), + "parts": [], + "total": { + } + } + + count(self.edoc.getroot(), data['self']) + for k, v in data['self'].items(): + data['total'][k] = v + + for part in self.parts(pass_part_errors=True): + if isinstance(part, Exception): + data['parts'].append((None, {})) + else: + data['parts'].append((part, part.get_statistics())) + for k, v in data['parts'][-1][1]['total'].items(): + data['total'][k] = data['total'].get(k, 0) + v + + return data + @classmethod def from_bytes(cls, xml, *args, **kwargs): - return cls.from_file(six.BytesIO(xml), *args, **kwargs) + return cls.from_file(io.BytesIO(xml), *args, **kwargs) @classmethod def from_file(cls, xmlfile, *args, **kwargs): # first, prepare for parsing - if isinstance(xmlfile, six.text_type): + if isinstance(xmlfile, str): file = open(xmlfile, 'rb') try: data = file.read() @@ -88,14 +142,14 @@ class WLDocument(object): else: data = xmlfile.read() - if not isinstance(data, six.text_type): + if not isinstance(data, str): data = data.decode('utf-8') - data = data.replace(u'\ufeff', '') + data = data.replace('\ufeff', '') try: parser = etree.XMLParser(remove_blank_text=False) - tree = etree.parse(six.BytesIO(data.encode('utf-8')), parser) + tree = etree.parse(io.BytesIO(data.encode('utf-8')), parser) return cls(tree, *args, **kwargs) except (ExpatError, XMLSyntaxError, XSLTApplyError) as e: @@ -122,15 +176,20 @@ class WLDocument(object): elem.insert(0, ins) elem.text = chunks.pop(0) - def parts(self): + def parts(self, pass_part_errors=False): if self.provider is None: raise NoProvider('No document provider supplied.') if self.book_info is None: raise NoDublinCore('No Dublin Core in document.') for part_uri in self.book_info.parts: - yield self.from_file( - self.provider.by_uri(part_uri), provider=self.provider - ) + try: + with self.provider.by_slug(part_uri.slug) as f: + yield self.from_file(f, provider=self.provider) + except Exception as e: + if pass_part_errors: + yield e + else: + raise def chunk(self, path): # convert the path to XPath @@ -229,18 +288,10 @@ class WLDocument(object): from librarian import text return text.transform(self, *args, **kwargs) - def as_epub(self, *args, **kwargs): - from librarian import epub - return epub.transform(self, *args, **kwargs) - def as_pdf(self, *args, **kwargs): from librarian import pdf return pdf.transform(self, *args, **kwargs) - def as_mobi(self, *args, **kwargs): - from librarian import mobi - return mobi.transform(self, *args, **kwargs) - def as_fb2(self, *args, **kwargs): from librarian import fb2 return fb2.transform(self, *args, **kwargs) @@ -264,7 +315,7 @@ class WLDocument(object): if make_author_dir: save_path = os.path.join( save_path, - six.text_type(self.book_info.author).encode('utf-8') + str(self.book_info.author).encode('utf-8') ) save_path = os.path.join(save_path, self.book_info.url.slug) if ext: