X-Git-Url: https://git.mdrn.pl/librarian.git/blobdiff_plain/cec81dc04a23808077505265a3f8bb0e9b6053cb..660b341720c5844ad3fe5fd1f4734af67eb34d76:/librarian/parser.py diff --git a/librarian/parser.py b/librarian/parser.py index 6343d21..e06c4d7 100644 --- a/librarian/parser.py +++ b/librarian/parser.py @@ -5,6 +5,7 @@ # from librarian import ValidationError, NoDublinCore, ParseError, NoProvider from librarian import RDFNS +from librarian.cover import DefaultEbookCover from librarian import dcparser from xml.parsers.expat import ExpatError @@ -19,7 +20,8 @@ class WLDocument(object): LINE_SWAP_EXPR = re.compile(r'/\s', re.MULTILINE | re.UNICODE) provider = None - def __init__(self, edoc, parse_dublincore=True, provider=None, strict=False): + def __init__(self, edoc, parse_dublincore=True, provider=None, + strict=False, meta_fallbacks=None): self.edoc = edoc self.provider = provider @@ -37,7 +39,7 @@ class WLDocument(object): raise NoDublinCore('Document has no DublinCore - which is required.') self.book_info = dcparser.BookInfo.from_element( - self.rdf_elem, strict=strict) + self.rdf_elem, fallbacks=meta_fallbacks, strict=strict) else: self.book_info = None @@ -46,7 +48,7 @@ class WLDocument(object): return cls.from_file(StringIO(xml), *args, **kwargs) @classmethod - def from_file(cls, xmlfile, parse_dublincore=True, provider=None): + def from_file(cls, xmlfile, *args, **kwargs): # first, prepare for parsing if isinstance(xmlfile, basestring): @@ -67,7 +69,7 @@ class WLDocument(object): parser = etree.XMLParser(remove_blank_text=False) tree = etree.parse(StringIO(data.encode('utf-8')), parser) - return cls(tree, parse_dublincore=parse_dublincore, provider=provider) + return cls(tree, *args, **kwargs) except (ExpatError, XMLSyntaxError, XSLTApplyError), e: raise ParseError(e) @@ -147,7 +149,7 @@ class WLDocument(object): xpath = self.path_to_xpath(key) node = self.edoc.xpath(xpath)[0] repl = etree.fromstring(u"<%s>%s" %(node.tag, data, node.tag) ) - node.getparent().replace(node, repl); + node.getparent().replace(node, repl) except Exception, e: unmerged.append( repr( (key, xpath, e) ) ) @@ -163,6 +165,21 @@ class WLDocument(object): node.tag = 'span' node.tail = tail + def editors(self): + """Returns a set of all editors for book and its children. + + :returns: set of dcparser.Person objects + """ + if self.book_info is None: + raise NoDublinCore('No Dublin Core in document.') + persons = set(self.book_info.editors + + self.book_info.technical_editors) + for child in self.parts(): + persons.update(child.editors()) + if None in persons: + persons.remove(None) + return persons + # Converters def as_html(self, *args, **kwargs): @@ -189,6 +206,11 @@ class WLDocument(object): from librarian import fb2 return fb2.transform(self, *args, **kwargs) + def as_cover(self, cover_class=None, *args, **kwargs): + if cover_class is None: + cover_class = DefaultEbookCover + return cover_class(self.book_info, *args, **kwargs).output_file() + def save_output_file(self, output_file, output_path=None, output_dir_path=None, make_author_dir=False, ext=None): if output_dir_path: