def main_formats_for(book):
fmts = [fmt.format.mime
for fmt in BookFormat.select(BookFormat, Book, Format)
.join(Book).switch(BookFormat)
.join(Format)
.where(Book.id == book.id)]
return [k for k, v in FORMAT_MATRIX.items() if v in fmts]
def main_formats_for(book):
fmts = [
fmt.format.mime
for fmt in BookFormat.select(BookFormat, Book, Format).join(
Book).switch(BookFormat).join(Format).where(Book.id == book.id)
]
return [k for k, v in FORMAT_MATRIX.items() if v in fmts]
def nb_by_fmt(fmt):
return sum([
1 for book in books
if BookFormat.select(BookFormat, Book, Format).join(Book).switch(
BookFormat).join(Format).where(Book.id == book.id).where(
Format.mime == FORMAT_MATRIX.get(fmt)).count()
])
def nb_by_fmt(fmt):
return sum([1 for book in books
if BookFormat.select(BookFormat, Book, Format)
.join(Book).switch(BookFormat)
.join(Format)
.where(Book.id == book.id)
.where(Format.mime == FORMAT_MATRIX.get(fmt))
.count()])
def get_urls(book):
"""
Get all possible urls that could point to the
book on either of the two mirrors.
param: book: The book you want the possible urls from
returns: a list of all possible urls sorted by their probability
"""
filtered_book = [bf.format for bf in
BookFormat.select().where(BookFormat.book == book)]
# Strip out the encoding of the file
f = lambda x: x.mime.split(';')[0].strip()
available_formats = [
{x.pattern.format(id=book.id): {'mime': f(x), 'id': book.id}}
for x in filtered_book
if f(x) in FORMAT_MATRIX.values()]
files = sort_by_mime_type(available_formats)
return build_urls(files)
def get_urls(book):
"""
Get all possible urls that could point to the
book on either of the two mirrors.
param: book: The book you want the possible urls from
returns: a list of all possible urls sorted by their probability
"""
filtered_book = [
bf.format for bf in BookFormat.select().where(BookFormat.book == book)
]
# Strip out the encoding of the file
f = lambda x: x.mime.split(';')[0].strip()
available_formats = [{
x.pattern.format(id=book.id): {
'mime': f(x),
'id': book.id
}
} for x in filtered_book if f(x) in FORMAT_MATRIX.values()]
files = sort_by_mime_type(available_formats)
return build_urls(files)