X-Git-Url: https://git.mdrn.pl/librarian.git/blobdiff_plain/a34b95aa7ba5fd4838541d1cdcd28358fb808062..ca82e9a4e1f7801bf0cb7862f0cc43339f4f6d14:/librarian/__init__.py?ds=inline diff --git a/librarian/__init__.py b/librarian/__init__.py index dd09ce4..215cacb 100644 --- a/librarian/__init__.py +++ b/librarian/__init__.py @@ -8,24 +8,34 @@ from __future__ import with_statement import os import re import shutil +import urllib -class ParseError(Exception): + +class UnicodeException(Exception): def __str__(self): """ Dirty workaround for Python Unicode handling problems. """ - return self.message + return unicode(self).encode('utf-8') def __unicode__(self): """ Dirty workaround for Python Unicode handling problems. """ - return self.message + args = self.args[0] if len(self.args) == 1 else self.args + try: + message = unicode(args) + except UnicodeDecodeError: + message = unicode(args, encoding='utf-8', errors='ignore') + return message + +class ParseError(UnicodeException): + pass -class ValidationError(Exception): +class ValidationError(UnicodeException): pass class NoDublinCore(ValidationError): """There's no DublinCore section, and it's required.""" pass -class NoProvider(Exception): +class NoProvider(UnicodeException): """There's no DocProvider specified, and it's needed.""" pass @@ -69,8 +79,8 @@ class WLURI(object): """Represents a WL URI. Extracts slug from it.""" slug = None - example = 'http://wolnelektury.pl/katalog/lektura/template/' - _re_wl_uri = re.compile('http://wolnelektury.pl/katalog/lektura/' + example = 'http://edukacjamedialna.edu.pl/' + _re_wl_uri = re.compile(r'http://(www\.)?edukacjamedialna.edu.pl/(lekcje/)?' '(?P[-a-z0-9]+)/?$') def __init__(self, uri): @@ -82,8 +92,8 @@ class WLURI(object): def strict(cls, uri): match = cls._re_wl_uri.match(uri) if not match: - raise ValueError('Supplied URI (%s) does not match ' - 'the template: %s.' % (uri, cls._re_wl_uri)) + raise ValidationError(u'Invalid URI (%s). Should match: %s' % ( + uri, cls._re_wl_uri.pattern)) return cls(uri) @classmethod @@ -94,7 +104,7 @@ class WLURI(object): u'http://wolnelektury.pl/katalog/lektura/a-slug/' """ - uri = 'http://wolnelektury.pl/katalog/lektura/%s/' % slug + uri = 'http://prawokultury.pl/publikacje/%s/' % slug return cls(uri) def __unicode__(self): @@ -132,7 +142,7 @@ class DirDocProvider(DocProvider): def by_slug(self, slug): fname = slug + '.xml' - return open(os.path.join(self.dir, fname)) + return IOFile.from_filename(os.path.join(self.dir, fname)) import lxml.etree as etree @@ -140,7 +150,10 @@ import dcparser DEFAULT_BOOKINFO = dcparser.BookInfo( { RDFNS('about'): u'http://wiki.wolnepodreczniki.pl/Lektury:Template'}, - { DCNS('creator'): [u'Some, Author'], + { + DCNS('creator.expert'): [u'Some, Author'], + DCNS('creator.scenario'): [u'Some, Author'], + DCNS('creator.textbook'): [u'Some, Author'], DCNS('title'): [u'Some Title'], DCNS('subject.period'): [u'Unknown'], DCNS('subject.type'): [u'Unknown'], @@ -195,32 +208,35 @@ def get_resource(path): return os.path.join(os.path.dirname(__file__), path) -class OutputFile(object): - """Represents a file returned by one of the converters.""" - +class IOFile(object): + """ Represents a file fed as input or returned as a result. """ _string = None _filename = None + _filename_tmp = False + + def __init__(self, attachments=None): + self.attachments = attachments or {} def __del__(self): - if self._filename: + if self._filename_tmp: os.unlink(self._filename) def __nonzero__(self): return self._string is not None or self._filename is not None @classmethod - def from_string(cls, string): + def from_string(cls, string, *args, **kwargs): """Converter returns contents of a file as a string.""" - instance = cls() + instance = cls(*args, **kwargs) instance._string = string return instance @classmethod - def from_filename(cls, filename): + def from_filename(cls, filename, *args, **kwargs): """Converter returns contents of a file as a named file.""" - instance = cls() + instance = cls(*args, **kwargs) instance._filename = filename return instance @@ -253,6 +269,7 @@ class OutputFile(object): temp.write(self._string) temp.close() self._filename = temp.name + self._filename_tmp = True return self._filename else: return None @@ -264,3 +281,25 @@ class OutputFile(object): if not os.path.isdir(dirname): os.makedirs(dirname) shutil.copy(self.get_filename(), path) + + def dump_to(self, path, directory=None): + """ Path should be name for main file. """ + self.save_as(path) + dirname = os.path.dirname(os.path.abspath(path)) + for filename, attachment in self.attachments.items(): + attachment.save_as(os.path.join(dirname, filename)) + + +class Format(object): + """ Generic format class. """ + def __init__(self, wldoc, **kwargs): + self.wldoc = wldoc + self.customization = kwargs + + def build(self): + raise NotImplementedError + + +class URLOpener(urllib.FancyURLopener): + version = 'FNP Librarian (http://github.com/fnp/librarian)' +urllib._urlopener = URLOpener()