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dm.py
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dm.py
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import sys
from time import sleep
from PyQt4.QtGui import QApplication, QWidget, QVBoxLayout, QLineEdit, QLabel, QProgressBar, QHBoxLayout, QPushButton, QToolBar, QDialog, QGridLayout, QMessageBox, QFileDialog, QFormLayout, QToolButton, QIcon
from PyQt4.QtCore import QThread, pyqtSignal, Qt, pyqtProperty, QUrl
import urllib2
from urlparse import urlparse, parse_qs
import requests
from downloader.HTTPDownload import HTTPDownload, Abort
"""
http://download.thinkbroadband.com/200MB.zip
https://docs.google.com/file/d/0B8F9egY3lyGdUUhtZnVydmJIVjQ/edit
"""
import os
temp_folder = 'config/temp/'
if not os.path.isdir(temp_folder):
os.mkdir(temp_folder)
if not os.path.isfile(temp_folder + 'suspended.list'):
with open(temp_folder + 'suspended.list', 'w') as f:
f.write('')
class Plugin(object):
def processURL(self, url, dest):
return url, dest
GD_API_ID = '836414335615.apps.googleusercontent.com'
GD_API_SECRET = 'G45aJ_akqQT-EPSw9AEeFQT8'
GD_API_CALLBACK = 'urn:ietf:wg:oauth:2.0:oob'
class GDPlugin(Plugin):
def processURL(self, url, dest):
size = None
self.url = url
self.dest = dest
if url.startswith('https://docs.google'):
self.auth_url = 'https://accounts.google.com/o/oauth2/auth?scope=https://www.googleapis.com/auth/drive&response_type=code&redirect_uri=%s&client_id=%s' % (
GD_API_CALLBACK, GD_API_ID
)
if os.path.isfile(temp_folder + 'key'):
return self._process(url, dest)
else:
self.showAuthDialog()
return url, dest, None, 0
def _process(self, url, dest):
headers = None
size = 0
with open('config/temp/key', 'r') as f:
token = f.read().split('#')[1]
parsed = urlparse(url)
try:
file_id = parse_qs(parsed.query)['id'][0]
except KeyError:
file_id = url.split('/')[-1]
if file_id == 'edit':
file_id = url.split('/')[-2]
api_url = 'https://www.googleapis.com/drive/v2/files/%s?access_token=%s' % (file_id, token)
r = requests.get(api_url)
r = r.json()
try:
url = r['downloadUrl'] + '&access_token=' + token
dest = os.path.join('.', r['originalFilename'])
size = int(r['fileSize'])
except KeyError:
self.renewToken()
return self._process(url, dest)
fn = os.path.basename(dest)
if os.path.isfile(temp_folder + fn + '.chunk0'):
arrived = os.path.getsize(temp_folder + fn + '.chunk0')
headers = ['Range: bytes=%s-%s' % (arrived, size)]
return url, dest, headers, size
def renewToken(self):
with open('config/temp/key', 'r') as f:
auth = f.read().split('#')
refresh_token = auth[2]
refresh_url = 'https://accounts.google.com/o/oauth2/token'
r = requests.post(refresh_url, data={
'refresh_token': refresh_token,
'client_id': GD_API_ID,
'client_secret': GD_API_SECRET,
'grant_type': 'refresh_token'})
print(r)
token = r.json()['access_token']
auth[1] = token
with open('config/temp/key', 'w') as f:
f.write('#'.join(auth))
def showAuthDialog(self):
from PyQt4.QtWebKit import QWebView
win = QWebView()
win.titleChanged.connect(self.getKey)
win.show()
win.load(QUrl(self.auth_url))
def getKey(self, title):
title = str(title.toUtf8())
print(title)
if title.startswith('Success code='):
code = title[len('Success code='):]
print(code)
token_url = "https://accounts.google.com/o/oauth2/token"
r = requests.post(token_url, data={
'code': code,
'client_id': GD_API_ID,
'client_secret': GD_API_SECRET,
'redirect_uri': GD_API_CALLBACK,
'grant_type': 'authorization_code'})
auth = r.json()
try:
token = auth['access_token']
refresh_token = auth['refresh_token']
with open('config/temp/key', 'w') as f:
f.write(code + '#' + token + '#' + refresh_token)
self._process(self.url, self.dest)
except KeyError:
print(auth)
class Downloader(QThread):
started = pyqtSignal()
stopped = pyqtSignal()
flush = pyqtSignal()
finished = pyqtSignal()
error = pyqtSignal(Exception)
progress = pyqtSignal(int, int, int, int)
def __init__(self, src, dest, suspended=False):
self.src = src
self.dest = dest
self.suspended = False
self.gd = GDPlugin()
src, self.dest, headers, size = self.gd.processURL(self.src, self.dest)
QThread.__init__(self)
self.dwnld = HTTPDownload(
src, self.dest,
callback=self.progress.emit,
bf_callback=self.flush.emit,
abort_callback=self.stopped.emit,
suspended=self.suspended,
headers=headers,
gd=size
)
def run(self):
self.started.emit()
try:
self.dwnld.download(chunks=3, resume=True)
self.finished.emit()
except Exception, e:
if not isinstance(e, Abort):
import traceback
traceback.print_exc()
# raise e
self.error.emit(e)
class DMItem(QWidget):
removed = pyqtSignal(object)
def __init__(self, src, dest, suspended=False):
QWidget.__init__(self)
self.src = src
self.dest = dest
self.suspended = suspended
self.initDownloader()
self.setLayout(QVBoxLayout())
self.layout().addWidget(QLabel('<b>Downloading:</b> %s' % os.path.split(self.dest)[-1]))
self.controls = QWidget()
self.controls.setLayout(QHBoxLayout())
self.progressBar = QProgressBar()
self.toggle = QToolButton()
self.toggle.setIcon(QIcon('config/icons/pause.png'))
self.toggle.clicked.connect(self.toggleDownloading)
self.remove_button = QToolButton()
self.remove_button.setIcon(QIcon('config/icons/remove.png'))
self.remove_button.clicked.connect(self.remove)
self.controls.layout().addWidget(self.progressBar)
self.controls.layout().addWidget(self.toggle)
self.controls.layout().addWidget(self.remove_button)
self.layout().addWidget(self.controls)
self.progressBar.setMaximum(100)
self.info = QLabel('')
self.layout().addWidget(self.info)
self.running = False
self.done = False
def initDownloader(self):
self.d = Downloader(self.src, self.dest, self.suspended)
self.d.progress.connect(self.progress)
self.d.error.connect(self.error)
self.d.finished.connect(self.finish)
self.d.flush.connect(self.flush)
self.d.stopped.connect(self.stopped)
self.dest = self.d.dest
def stopped(self):
self.info.setText('<b>Paused:</b> %s/%s [%s%%].' % (
self.sizeof_fmt(self.d.dwnld.arrived), self.sizeof_fmt(self.d.dwnld.size), self.d.dwnld.percent)
)
def toggleDownloading(self):
if self.running:
if not self.d.dwnld.abort:
self.d.dwnld.abort = True
else:
self.initDownloader()
self.start()
else:
self.start()
# self.toggle.setText('Start' if self.d.dwnld.abort else 'Pause')
self.toggle.setIcon(QIcon('config/icons/%s.png' % ('start' if self.d.dwnld.abort else 'pause')))
def error(self, e):
if e and e is not None and not isinstance(e, Abort):
self.finish()
if type(e) not in [basestring, Exception]:
try:
e = e[1]
except IndexError:
pass
self.info.setText('<b style="color: red">%s</b>' % e)
def flush(self):
self.toggle.setEnabled(False)
self.progressBar.setMaximum(0)
self.info.setText('<b>Dumping to:</b> %s' % self.dest)
def finish(self):
self.progressBar.setMaximum(100)
self.progressBar.setValue(100)
self.info.setText('<b>Done. Saved to</b> %s' % self.dest)
self.done = True
self.running = False
def remove(self):
self.d.dwnld.abort = True
self.setVisible(False)
self.running = False
self.removed.emit(self)
def start(self):
self.d.start()
self.running = True
def sizeof_fmt(self, num):
for x in ['bytes', 'KB', 'MB', 'GB']:
if 1024.0 > num > -1024.0:
return "%3.1f%s" % (num, x)
num /= 1024.0
return "%3.1f%s" % (num, 'TB')
def progress(self, speed, arrived, percent, total):
self.progressBar.setValue(percent)
self.info.setText('<b>Done:</b> %s/%s [%s%%]. <b>Speed:</b> %s/s' % (
self.sizeof_fmt(arrived), self.sizeof_fmt(total), percent, self.sizeof_fmt(speed))
)
if self.d.dwnld.suspended:
self.suspended = False
self.running = False
self.initDownloader()
class PathPanel(QWidget):
updated = pyqtSignal()
def __init__(self, default='', button_title='...', select_dir=True):
QWidget.__init__(self)
self.select_dir = select_dir
self.path_input = QLineEdit(default)
self.browse_button = QPushButton(button_title)
self.browse_button.clicked.connect(self.browse)
self.setLayout(QHBoxLayout())
self.layout().addWidget(self.path_input)
self.layout().addWidget(self.browse_button)
self.layout().setMargin(0)
def browse(self):
if self.select_dir:
path = QFileDialog.getExistingDirectory(self, u'Choose folder', '')
else:
path = QFileDialog.getSaveFileName(self, u'Save as', '')
if path:
self.setPath(path)
def setPath(self, path):
if (self.select_dir and os.path.isdir(path)) or not self.select_dir:
self.path_input.setText(path)
else:
QMessageBox.warning(self, u'Error', u'Incorrect path')
self.updated.emit()
@pyqtProperty(str)
def getPath(self):
return str(self.path_input.text())
class DM(QWidget):
def __init__(self, src=''):
QWidget.__init__(self)
self.setLayout(QVBoxLayout())
self.toolbar = QToolBar()
self.ad = QToolButton()
self.ad.setIcon(QIcon('config/icons/add.png'))
self.ad.clicked.connect(self.addDownload)
self.toolbar.addWidget(self.ad)
self.ta = QPushButton('Toggle all')
self.ta.clicked.connect(self.toggle_all)
self.toolbar.addWidget(self.ta)
# self.layout().addWidget(self.toolbar)
self.layout().setAlignment(Qt.AlignTop | Qt.AlignLeft)
self.setContentsMargins(0, 0, 0, 0)
self.items = []
self.dialog = QDialog()
self.dialog.setLayout(QFormLayout())
self.dialog.url = QLineEdit()
self.dialog.url.setPlaceholderText('http://')
self.dialog.dest = PathPanel(default=src)
self.dialog.layout().addRow('URL', self.dialog.url)
self.dialog.layout().addRow('Save to', self.dialog.dest)
self.dialog.ab = QPushButton('Add')
self.dialog.ab.clicked.connect(lambda: self.add(self.dialog.url.text(), self.dialog.dest.getPath, False))
self.dialog.c = QPushButton('Cancel')
self.dialog.c.clicked.connect(self.dialog.close)
self.dialog.controls = QWidget()
self.dialog.controls.setLayout(QHBoxLayout())
self.dialog.controls.layout().addWidget(self.dialog.ab)
self.dialog.controls.layout().addWidget(self.dialog.c)
self.dialog.layout().addRow('', self.dialog.controls)
self.dialog.layout().setAlignment(Qt.AlignTop | Qt.AlignLeft)
self.dialog.resize(500, 120)
self.urls = {}
with open(temp_folder + 'suspended.list') as f:
_urls = f.read()
if _urls:
for l in _urls.split('\n'):
if l:
s, d = l.split(' ')
self.add(s, d, False)
def removeDownload(self, item):
del self.urls[item]
self.saveUrls()
def saveUrls(self):
_urls = ''
with open(temp_folder + 'suspended.list', 'w') as f:
for p in self.urls.values():
_urls += '%s %s\n' % p
f.write(_urls)
def add(self, src, dest, autostart=True):
item = DMItem(str(src), str(dest), not autostart)
item.removed.connect(self.removeDownload)
self.items.append(item)
self.layout().addWidget(item)
self.dialog.close()
self.urls[item] = (src, dest)
self.saveUrls()
if autostart:
item.start()
else:
item.toggle.setIcon(QIcon('config/icons/start.png'))
item.start()
return item
def toggle_all(self):
for item in self.items:
item.toggleDownloading()
def addDownload(self):
self.dialog.open()
def main():
qtapp = QApplication(sys.argv)
import os
win = DM(os.path.abspath('.'))
win.layout().addWidget(win.toolbar)
win.show()
url = "http://download.thinkbroadband.com/50MB.zip"
qtapp.exec_()
for item in win.items:
if item.done:
del win.urls[item]
win.saveUrls()
if __name__ == '__main__':
main()