Update book.py

- add libra conversion locking
- add docx/book_id/ folder
- update test conversion func
- separate file_path intp docx_path and html_path
This commit is contained in:
shirshasa
2020-06-19 13:15:36 +03:00
parent 8a32aeb58d
commit 340d68ae5d

View File

@@ -4,6 +4,9 @@ import logging
import os
import pathlib
import re
import subprocess
from subprocess import PIPE
from threading import Event
from copy import copy
from shutil import copyfile
@@ -33,11 +36,14 @@ class Book:
SUPPORTED_HEADERS = {"h1", "h2", "h3", "h4"}
HEADERS_LEVELS = {"h1", "h2", "h3", "h4", "h5", "h6", "h7", "h8", "h9"}
def __init__(self, book_id=0, access=None, file_path=None, output_path=None, main_logger=None):
def __init__(self, book_id=0, access=None, docx_path=None, html_path=None, output_path=None, main_logger=None,
libra_locker=None):
self.book_id = book_id
self.access = access
self.file_path = file_path
self.output_path = output_path
self.docx_path = docx_path # path to docx file, appears after downloading from server
self.html_path = html_path # path to html file, file appears after libre-conversion
self.output_path = output_path # path to json file
self.libra_locker: Event() = libra_locker
self.main_logger = main_logger
self.logger = None
@@ -53,8 +59,11 @@ class Book:
assert self.SUPPORTED_LEVELS == len(self.SUPPORTED_HEADERS), \
"Length of headers doesn't match allowed levels."
def configure_file_logger(self, name, attr_name='logger', filename='logs/book_log.log', filemode='w+',
logging_level=logging.INFO, logging_format='%(asctime)s - %(message)s'):
def configure_file_logger(self, name, attr_name='logger',
filename='logs/book_log.log',
filemode='w+',
logging_level=logging.INFO,
logging_format='%(asctime)s - %(message)s'):
"""
Method for Logger configuration. Logger will write in file.
@@ -107,7 +116,8 @@ class Book:
:param content: binary content of the file.
"""
folder_path = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
folder_path = os.path.join(folder_path, 'docx')
folder_path = os.path.join(folder_path, f'docx/{self.book_id}')
pathlib.Path(folder_path).mkdir(parents=True, exist_ok=True)
file_path = os.path.join(folder_path, f'{self.book_id}.docx')
try:
@@ -119,7 +129,7 @@ class Book:
self.log_error_to_main_log()
raise exc
self.file_path = pathlib.Path(file_path)
self.docx_path = pathlib.Path(file_path)
def get_docx(self):
"""
@@ -167,16 +177,24 @@ class Book:
self.log_error_to_main_log()
raise exc
def _libra_run(self, out_dir_path):
command = ['libreoffice', '--headless',
'--convert-to', 'html', f'{str(self.docx_path)}',
'--outdir', f'{out_dir_path}']
result = subprocess.run(command, stdout=PIPE, stderr=PIPE)
self.log(f'STATUS book_{self.book_id}: {result.returncode}, {result.stdout}', logging.DEBUG)
self.log(f'ERROR book_{self.book_id}: {result.stderr}', logging.DEBUG)
def convert_doc_to_html(self):
"""
Method for convert .docx document to .html file.
"""
self.log(f'File - {self.file_path}.')
print(f'{self.file_path}')
self.log(f'File - {self.docx_path}.')
print(f'{self.docx_path}')
self.log('Beginning of conversion from .docx to .html.')
try:
f = open(self.file_path)
f = open(self.docx_path)
f.close()
except FileNotFoundError as error:
self.log('Invalid path to input data.', logging.ERROR)
@@ -185,21 +203,40 @@ class Book:
folder_path = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
out_dir_path = os.path.join(folder_path, f'html/{self.book_id}')
pathlib.Path(out_dir_path).mkdir(parents=True, exist_ok=True)
is_book_converted = False
try:
command = f'libreoffice --headless --convert-to html "{str(self.file_path)}" --outdir {out_dir_path}'
os.system(command)
if self.libra_locker.isSet():
self.libra_locker.clear()
self.log('Got flag...', logging.DEBUG)
self._libra_run(out_dir_path)
self.libra_locker.set()
self.log('Cleared flag...', logging.DEBUG)
else:
while not self.libra_locker.isSet() and not is_book_converted:
self.log('Waiting for libra...', logging.DEBUG)
flag = self.libra_locker.wait(50)
if flag:
if self.libra_locker.isSet():
self.libra_locker.clear()
self.log(f'Got flag!', logging.DEBUG)
self._libra_run(out_dir_path)
self.libra_locker.set()
break
except Exception as exc:
self.log("Conversion has gone wrong. Libreoffice is not installed.", logging.ERROR)
self.log_error_to_main_log()
self.set_error_status()
raise exc
out_dir_path = os.path.join(out_dir_path, f'{self.file_path.stem}.html')
self.file_path = pathlib.Path(out_dir_path)
out_dir_path = os.path.join(out_dir_path, f'{self.book_id}.html')
self.html_path = pathlib.Path(out_dir_path)
try:
f = open(self.file_path)
f = open(self.html_path)
f.close()
except FileNotFoundError as exc:
self.log("Conversion has gone wrong. HTML file doesn't exist.", logging.ERROR)
@@ -208,12 +245,12 @@ class Book:
raise exc
self.log('End of conversion from .docx to .html.')
self.log(f'Input file path after conversion: {self.file_path}.')
self.log(f'Input file path after conversion: {self.html_path}.')
def check_output_directory(self):
if self.output_path is None:
folder_path = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
output_path = os.path.join(folder_path, f'json/{self.file_path.stem}.json')
output_path = os.path.join(folder_path, f'json/{self.book_id}.json')
self.output_path = output_path
self.output_path = pathlib.Path(self.output_path)
@@ -227,7 +264,7 @@ class Book:
Method for reading .html file into beautiful soup tag.
"""
try:
html_text = open(self.file_path, 'r', encoding='utf8').read()
html_text = open(self.html_path, 'r', encoding='utf8').read()
self.log('HTML for book has been loaded.')
except FileNotFoundError as exc:
self.log('There is no html to process. Conversion went wrong or you specified wrong paths.', logging.ERROR)
@@ -549,12 +586,12 @@ class Book:
if len(img_tags):
if self.access is None:
folder_path = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
new_path = pathlib.Path(os.path.join(folder_path, f'json/img_{self.file_path.stem}/'))
new_path = pathlib.Path(os.path.join(folder_path, f'json/img_{self.book_id}/'))
new_path.mkdir(exist_ok=True)
for img in img_tags:
img_name = img.attrs.get('src')
img_path = pathlib.Path(f'{self.file_path.parent}/{img_name}')
img_path = pathlib.Path(f'{self.html_path.parent}/{img_name}')
if self.access is not None:
link = self.access.send_image(img_path, self.book_id)
@@ -955,8 +992,18 @@ class Book:
self.write_json()
def test_conversion(self):
self.configure_file_logger(self.book_id, filemode='w+')
self.configure_file_logger(self.book_id,
filemode='w+',
logging_format='%(asctime)s - %(levelname)s - %(message)s',
logging_level=logging.INFO)
self.log('Beginning of the test.')
folder_path = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
folder_path = os.path.join(folder_path, f'docx')
file_path = os.path.join(folder_path, f'{self.book_id}.docx')
self.docx_path = pathlib.Path(file_path)
self.log(f'Test docx path: {self.docx_path}')
self.convert_doc_to_html()
self.check_output_directory()
self.read_html()
@@ -982,11 +1029,9 @@ class Book:
if __name__ == "__main__":
folder_path = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
file_path = pathlib.Path(os.path.join(folder_path, 'html/82/82.html'))
out_path = pathlib.Path(os.path.join(folder_path, 'json/82.json'))
folder = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
file = pathlib.Path(os.path.join(folder, 'html/82/82.html'))
out_path = pathlib.Path(os.path.join(folder, 'json/82.json'))
logging_format = '%(asctime)s - %(levelname)s - %(message)s'
book = Book(file_path=file_path, output_path=out_path)
book.convert_from_html(logging_format=logging_format)
book = Book(html_path=file, output_path=out_path)
book.convert_from_html(logging_format='%(asctime)s - %(levelname)s - %(message)s')