/
eap_download_sel.py
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/
eap_download_sel.py
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import requests
import os
import re
import configparser
import urllib.request
from urllib.error import HTTPError
from fpdf import FPDF
import PyPDF2
import time
import _helpers
class EAPBookFetch:
EAP_BASE_URL = 'https://images.eap.bl.uk'
EAP_ARCHIVE_URL = 'https://eap.bl.uk/archive-file/'
EAP_CONFIG_FILENAME = 'eap_conf.ini'
EAP_FILENAME = 'default.jpg'
DEFAULT_HEIGHT = 1200
DEFAULT_WIDTH = 1200 * 0.8
JPEG_PATH = 'jpgs'
PDF_PATH = 'pdfs'
API_BASE_URL = 'https://commons.wikimedia.org/w/api.php'
CHUNK_SIZE = 1000000
@staticmethod
def join_url(*args):
joined_url = ''
for arg in args:
joined_url = joined_url + arg + '/'
return joined_url
@staticmethod
def set_rotate(angle):
if angle == 90 or angle == 180 or angle == 270:
return angle
else:
return 0
def download_jpg(self):
base_eap = self.url.split('/')[0]
eap_url_for_entry = self.url.replace('/', '_')
combined_url = self.join_url(self.EAP_BASE_URL, base_eap, eap_url_for_entry)
pg = 1
can_go = True
file_list = []
if not os.path.exists(self.JPEG_PATH):
os.makedirs(self.JPEG_PATH)
while can_go:
if self.type == 'p':
dl_url = self.join_url(combined_url, str(pg) + '.jp2', 'full', str(self.height) + ',' +
str(self.DEFAULT_WIDTH), str(self.rotation),
self.EAP_FILENAME + '?t=' + str(int(time.time() * 1000)))
else:
dl_url = self.join_url(combined_url, str(pg) + '.jp2', 'full', str(self.DEFAULT_WIDTH) + ',' +
str(self.height), str(self.rotation),
self.EAP_FILENAME + '?t=' + str(int(time.time() * 1000)))
title = os.path.join(self.JPEG_PATH, eap_url_for_entry + '_' + str(pg) + '.jpg')
pg = pg + 1
print('Downloading ' + title)
try:
urllib.request.urlretrieve(dl_url, title)
file_list.append(title)
except HTTPError as e:
print(e)
print(dl_url)
can_go = False
pdf = FPDF(orientation=self.type, unit='pt', format=(self.height + 50, self.DEFAULT_WIDTH + 50))
pdf.add_page(orientation=self.type)
for image in file_list:
print('Adding ' + image + ' to PDF')
if self.type == 'p':
pdf.image(image, h=self.DEFAULT_WIDTH, w=self.height)
else:
pdf.image(image, h=self.height, w=self.DEFAULT_WIDTH)
page_count = pdf.page_no()
if not os.path.exists(self.PDF_PATH):
os.makedirs(self.PDF_PATH)
pdf.output(os.path.join(self.PDF_PATH, eap_url_for_entry + '.pdf'))
if page_count > len(file_list):
# delete pg 1
infile = PyPDF2.PdfFileReader(os.path.join(self.PDF_PATH, eap_url_for_entry + '.pdf'))
outfile = PyPDF2.PdfFileWriter()
pg = 1
print('Deleting blank page...')
while pg < page_count:
p = infile.getPage(pg)
pg = pg + 1
outfile.addPage(p)
exists, eap_file = _helpers.page_exists(self.EAP_ARCHIVE_URL + self.url.replace('/', '-'))
if not exists:
eap_filename = eap_url_for_entry
else:
eap_filename = eap_file.title.text.split('|')[0].strip()
eap_filename = re.sub(r'[^\w]', '', eap_filename)
with open(os.path.join(self.PDF_PATH, eap_filename + '.pdf'), 'wb') as f:
outfile.write(f)
print('Writing to ' + eap_filename + '.pdf')
try:
os.remove(os.path.join(self.PDF_PATH, eap_url_for_entry + '.pdf'))
except OSError:
pass
return eap_filename
return ''
def read_config(self):
config_parser = configparser.ConfigParser()
config_parser.read(self.EAP_CONFIG_FILENAME, encoding='utf8')
self.url = config_parser.get('download', 'url')
if config_parser.has_option('download', 'rotation'):
try:
self.rotation = int(config_parser.get('download', 'rotation'))
except ValueError:
self.rotation = 0
if config_parser.has_option('download', 'height'):
try:
self.height = int(config_parser.get('download', 'height'))
except ValueError:
self.height = 1200
if config_parser.has_option('download', 'orientation'):
self.type = config_parser.get('download', 'orientation') # does not work!
try:
self.username = config_parser.get('wiki', 'username')
self.password = config_parser.get('wiki', 'pwd')
if config_parser.has_option('wiki', 'summary'):
self.summary = config_parser.get('wiki', 'summary')
self.title = config_parser.get('wiki', 'title')
self.filename = config_parser.get('wiki', 'filename')
self.description = config_parser.get('wiki', 'desc')
self.author = config_parser.get('wiki', 'author')
self.license = config_parser.get('wiki', 'license')
self.date = config_parser.get('wiki', 'date')
except Exception:
pass
def get_token(self):
session = requests.Session()
login_t = session.get(self.API_BASE_URL, params={
'format': 'json',
'action': 'query',
'meta': 'tokens',
'type': 'login',
})
login_t.raise_for_status()
login = session.post(self.API_BASE_URL, data={
'format': 'json',
'action': 'login',
'lgname': self.username,
'lgpassword': self.password,
'lgtoken': login_t.json()['query']['tokens']['logintoken'],
})
if login.json()['login']['result'] != 'Success':
raise RuntimeError(login.json()['login']['reason'])
# get edit token
tokens = session.get(self.API_BASE_URL, params={
'format': 'json',
'action': 'query',
'meta': 'tokens',
})
return session, tokens.json()['query']['tokens']['csrftoken']
def upload_file(self, session, filename):
can_go = True
filename = os.path.join(self.PDF_PATH, filename + '.pdf')
filekey = ''
filesize = os.path.getsize(filename)
print(self.token)
offset = 0
i = 1
page_content = "=={{int:filedesc}}==\n" + \
"{{Book\n" + \
"| Author = " + self.author + "\n" + \
"| Title = " + self.title + "\n" + \
"| Date = " + self.date + "\n" + \
"| Language = {{language|bn}}\n" + \
"| Wikisource = s:bn:নির্ঘণ্ট:{{PAGENAME}}\n" + \
"| Description = " + self.description + "\n" + \
"| Source = {{Endangered Archives Programme|url=" + self.EAP_ARCHIVE_URL + self.url.replace('/', '-') + \
"}}{{Institution:British Library}}\n" + \
"| Image = {{PAGENAME}}\n" + \
"}}\n" + \
"=={{int:license-header}}==\n" + self.license + "\n" + \
"[[Category:Uploaded with eap2pdf]]\n" + \
"[[Category:PDF-files in Bengali]]"
with open(filename, 'rb') as f:
while can_go:
chunk = f.read(self.CHUNK_SIZE)
if offset == 0:
upload = session.post(self.API_BASE_URL, data={
'format': 'json',
'action': 'upload',
'filename': self.filename + '.pdf',
'filesize': filesize,
'offset': offset,
'chunk': chunk,
'token': self.token
}, files={'chunk': chunk,
'filename': self.filename + '.pdf'})
print('Uploaded ' + str(i) + ' MB...')
i = i + 1
try:
filekey = upload.json()['upload']['filekey']
except (KeyError, NameError):
print(upload.json())
raise RuntimeError('Upload failed - try manually!')
else:
upload = session.post(self.API_BASE_URL, data={
'format': 'json',
'action': 'upload',
'filename': self.filename + '.pdf',
'filesize': filesize,
'filekey': filekey,
'offset': offset,
'chunk': chunk,
'token': self.token
}, files={'chunk': chunk,
'filename': self.filename + '.pdf'})
print('Uploaded ' + str(i) + ' MB...')
i = i + 1
try:
filekey = upload.json()['upload']['filekey']
except (KeyError, NameError):
print(upload.json())
raise RuntimeError('Upload failed - try manually!')
if upload.json()['upload']['result'] == 'Success':
done = session.post(self.API_BASE_URL, data={
'format': 'json',
'action': 'upload',
'filename': self.filename + '.pdf',
'filekey': filekey,
'comment': self.summary,
'token': self.token,
'text': page_content
}, files={'filename': self.filename + '.pdf'})
if 'error' in done.json():
raise RuntimeError('Could not complete upload. You probably got caught by an abuse filter')
else:
print('Done!')
break
elif upload.json()['upload']['result'] == 'Continue':
try:
offset = upload.json()['upload']['offset']
except (KeyError, NameError):
print(upload.json())
raise RuntimeError('Upload failed - try manually!')
else:
print(upload.json())
raise RuntimeError('Upload failed - try manually!')
def run(self):
try:
with open(self.EAP_CONFIG_FILENAME):
self.read_config()
except FileNotFoundError:
print('No configuration file found!')
return 0
filename = self.download_jpg()
try:
session, self.token = self.get_token()
self.upload_file(session, filename)
except (RuntimeError, HTTPError) as e:
print(e)
print('Could not upload file. Please verify your credentials.')
return 1
def __init__(self):
self.rotation = 0
self.height = self.DEFAULT_HEIGHT
self.type = 'l' # probably broken for landscape
self.url = ''
self.username = ''
self.password = ''
self.summary = 'Uploaded via EAP2PDF'
self.title = ''
self.description = ''
self.author = ''
self.token = ''
self.date = ''
self.license = ''
self.filename = ''
if __name__ == '__main__':
start_time = time.time()
downloaded = EAPBookFetch().run()
elapsed_time_secs = time.time() - start_time
print("Uploaded " + str(downloaded) + " files in " + str(elapsed_time_secs) + " seconds")