def __add_book(self):
print("\n")
title = input("Introduceti titlul cartii: ")
author = input("Introduceti autorul cartii: ")
age = int(input("Introduceti anul publicarii cartii (aveti grija sa fie un numar ;): "))
price = float(input("Introduceti pretul cartii (aveti grija sa fie un numar ;): "))
new_book = Book(title, author, age, price)
res = self.__service.add_book(new_book)
if res == -1:
print("\nCartea exista deja!\n")
else:
print("\nCartea a fost adaugata cu succes!\n")
def compose_book(self,r):
book = Book()
book.id = r['bid']
book.isbn10 = r['isbn10']
book.isbn13 = r['isbn13']
book.title = r['title']
book.subtitle = r['subtitle']
book.author = r['author']
book.translators = r['translators']
book.publisher = r['publisher']
book.pubdate = r['pubdate']
book.price = r['price']
book.pages = r['pages']
book.update_time = r['update_time']
book.create_time = r['create_time']
book.quantity = r['quantity']
book.series = r['series']
book.keywords = r['keywords']
book.summary = r['summary']
book.status = r['status']
book.transtr = book._transtr()
return book
def publish_ebooks(wallet: WalletWithTxAnchor,
collection: Collection,
publish_n_books: int = 1,
max_books_per_block: int = 150,
skip_to_textno: int = 1):
"""
Publishes Gutenberg books for a certain Collection
:param wallet: Arweave wallet, used for signing and sending transactions
:param collection: Collection already existing in the permaweb. Books will be linked to it.
:param publish_n_books: Number of Gutenberg books to be published. Will skip those that have already been persisted.
:param max_books_per_block: Maximum number of books per block. Please check the README for further reference on what
a block represents.
:param skip_to_textno: Starts publishing Gutenberg books from a specific id
:raises Exception: If collection had not been signed, or sent
"""
if not collection.is_signed or not collection.is_sent:
raise Exception(
'Collection must already exist in the permaweb before you can publish'
)
preexisting_books = find_books_from_collection(collection.trusted_sources,
collection.id)
preexisting_textnos = _get_textno_set(preexisting_books)
top_block, books_top_block = _get_block_information(preexisting_books)
published_amount = 0
cur_id = skip_to_textno - 1
while published_amount < publish_n_books:
cur_id += 1
if cur_id in preexisting_textnos:
warnings.warn(
"Book '%d' already published for this collection. Skipping" %
cur_id)
continue
if not _is_public_domain(cur_id):
continue
if books_top_block > max_books_per_block:
top_block += 1
books_top_block = 0
try:
epub_uri = next(uri for uri in get_metadata('formaturi', cur_id)
if uri.endswith("epub.noimages"))
except StopIteration:
warnings.warn("Could not find epub for textno '%d'" % cur_id)
continue
ebook = Book(epub_uri=epub_uri,
wallet=wallet,
collection=collection,
block_number=top_block)
ebook.add_extra_tag(TAG_TEXTNO, str(cur_id))
for label in METADATA_ARGS:
metadata = get_metadata(label, cur_id)
decoded_metadata = frozenset(
[unidecode(metadata_field) for metadata_field in metadata])
ebook.add_metadata_tag(label, decoded_metadata)
print("... ready to publish textno '%d' (in block '%d')" %
(cur_id, top_block))
try:
ebook.sign()
ebook.send()
except UnicodeEncodeError as e:
warnings.warn(
"Encoding exception while trying to send texto '%d', skipping. Details: '%s'"
% (cur_id, str(e)))
warnings.warn(" Book metadata details: '%s'" % str(ebook.metadata))
continue
published_amount += 1
books_top_block += 1
print('Done publishing %d books' % published_amount)
def initialize_default_books(self):
self.__books.append(Book("Ion", "Liviu Rebreanu", 1920, 20))
self.__books.append(Book("Moara cu noroc", "Ioan Slavici", 1881, 50))
self.__books.append(
Book("Hronicul si cantecul varstelor", "Lucian Blaga", 1965, 120)),
self.__books.append(Book("Hanu Ancutei", "Mihail Sadoveanu", 1928, 37))
def startDocument(self):
#print "Here....."
self.book = Book()
class SimpleHandler(sax.ContentHandler):
"""simple sax handler to parse the xml from douban"""
def __init__(self):
self.book=None
self.buffer = []
self.itemName = ""
self.pPages = re.compile("([0-9]+)\\D*")
self.pPrice = re.compile("([0-9]*\\.[0-9]{0,2})(\\D*)")
def startDocument(self):
#print "Here....."
self.book = Book()
def startElement(self,name, attrs):
self.buffer = []
#print "start:"+name
if "db:attribute" == name :
self.itemName = attrs.getValue('name')
def endElement(self,name):
if "db:attribute" == name :
#print "%d,%s" %(len(self.buffer),"".join(self.buffer))
if "isbn10" ==self.itemName :
self.book.isbn10 = "".join(self.buffer)
elif "isbn13" ==self.itemName :
self.book.isbn13 = "".join(self.buffer)
elif "title" ==self.itemName :
self.book.title = "".join(self.buffer)
elif "subtitle" ==self.itemName :
self.book.subtitle = "".join(self.buffer)
elif "author" ==self.itemName :
self.book.author = "".join(self.buffer)
elif "publisher" ==self.itemName :
self.book.publisher = "".join(self.buffer)
elif "pubdate" == self.itemName :
self.book.pubdate = "".join(self.buffer)
elif "format" ==self.itemName :
self.book.format = "".join(self.buffer)
elif "binding" == self.itemName :
self.book.binding = "".join(self.buffer)
elif "series" == self.itemName :
self.book.series = "".join(self.buffer)
elif "keywords" == self.itemName :
self.book.keywords = "".join(self.buffer)
elif "author-intro" == self.itemName :
self.book.authorintro = "".join(self.buffer)
#there maybe multiple translators
elif "translator" == self.itemName :
self.book.translators.append("".join(self.buffer))
elif "quantity" == self.itemName :
self.book.quantity = "".join(self.buffer)
elif "pages" == self.itemName :
self.book.pages = 0
matcher = self.pPages.match("".join(self.buffer))
if matcher :
self.book.pages = int(matcher.group(1))
elif "price" == self.itemName :
self.book.price = 0.0
matcher = self.pPrice.match("".join(self.buffer))
if matcher :
self.book.price = float(matcher.group(1))
elif 'summary' == name :
self.book.summary = "".join(self.buffer)
def characters(self,content):
self.buffer.append(content.strip())
def getresult(self):
self.book.transtr = self.book._transtr()
return self.book