forked from openlp/openlp
Modified download hashing
This commit is contained in:
Phill Ridout
parent
4c36bba911
commit
b8838f496a
@ -51,7 +51,7 @@ class ThemeScreenshotWorker(QtCore.QObject):
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screenshot_downloaded = QtCore.pyqtSignal(str, str)
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finished = QtCore.pyqtSignal()
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def __init__(self, themes_url, title, filename, screenshot):
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def __init__(self, themes_url, title, filename, sha256, screenshot):
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"""
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Set up the worker object
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"""
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@ -59,6 +59,7 @@ class ThemeScreenshotWorker(QtCore.QObject):
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self.themes_url = themes_url
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self.title = title
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self.filename = filename
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self.sha256 = sha256
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self.screenshot = screenshot
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super(ThemeScreenshotWorker, self).__init__()
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@ -72,7 +73,7 @@ class ThemeScreenshotWorker(QtCore.QObject):
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urllib.request.urlretrieve('%s%s' % (self.themes_url, self.screenshot),
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os.path.join(gettempdir(), 'openlp', self.screenshot))
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# Signal that the screenshot has been downloaded
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self.screenshot_downloaded.emit(self.title, self.filename)
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self.screenshot_downloaded.emit(self.title, self.filename, self.sha256)
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except:
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log.exception('Unable to download screenshot')
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finally:
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@ -189,9 +190,9 @@ class FirstTimeForm(QtGui.QWizard, UiFirstTimeWizard, RegistryProperties):
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ans = msg.exec_()
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web_config = False
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if web_config:
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files = web_config.read()
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files = open('/home/phill/Downloads/download.cfg').read()#web_config.read()
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try:
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self.config.read_string(files.decode())
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self.config.read_string(files)#.decode())
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self.web = self.config.get('general', 'base url')
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self.songs_url = self.web + self.config.get('songs', 'directory') + '/'
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self.bibles_url = self.web + self.config.get('bibles', 'directory') + '/'
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@ -239,8 +240,9 @@ class FirstTimeForm(QtGui.QWizard, UiFirstTimeWizard, RegistryProperties):
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self.application.process_events()
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title = self.config.get('bible_%s' % bible, 'title')
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filename = self.config.get('bible_%s' % bible, 'filename')
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sha256 = self.config.get('bible_%s' % song, 'sha256', fallback=None)
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item = QtGui.QTreeWidgetItem(lang_item, [title])
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item.setData(0, QtCore.Qt.UserRole, filename)
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item.setData(0, QtCore.Qt.UserRole, (filename, sha256))
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item.setCheckState(0, QtCore.Qt.Unchecked)
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item.setFlags(item.flags() | QtCore.Qt.ItemIsUserCheckable)
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self.bibles_tree_widget.expandAll()
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@ -251,8 +253,9 @@ class FirstTimeForm(QtGui.QWizard, UiFirstTimeWizard, RegistryProperties):
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self.application.process_events()
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title = self.config.get('theme_%s' % theme, 'title')
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filename = self.config.get('theme_%s' % theme, 'filename')
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sha256 = self.config.get('theme_%s' % song, 'sha256', fallback=None)
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screenshot = self.config.get('theme_%s' % theme, 'screenshot')
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worker = ThemeScreenshotWorker(self.themes_url, title, filename, screenshot)
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worker = ThemeScreenshotWorker(self.themes_url, title, filename, sha256, screenshot)
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self.theme_screenshot_workers.append(worker)
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worker.screenshot_downloaded.connect(self.on_screenshot_downloaded)
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thread = QtCore.QThread(self)
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@ -352,7 +355,7 @@ class FirstTimeForm(QtGui.QWizard, UiFirstTimeWizard, RegistryProperties):
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time.sleep(0.1)
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self.application.set_normal_cursor()
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def on_screenshot_downloaded(self, title, filename):
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def on_screenshot_downloaded(self, title, filename, sha256):
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"""
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Add an item to the list when a theme has been downloaded
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@ -360,7 +363,7 @@ class FirstTimeForm(QtGui.QWizard, UiFirstTimeWizard, RegistryProperties):
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:param filename: The filename of the theme
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"""
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item = QtGui.QListWidgetItem(title, self.themes_list_widget)
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item.setData(QtCore.Qt.UserRole, filename)
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item.setData(QtCore.Qt.UserRole, (filename, sha256))
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item.setCheckState(QtCore.Qt.Unchecked)
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item.setFlags(item.flags() | QtCore.Qt.ItemIsUserCheckable)
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@ -389,16 +392,20 @@ class FirstTimeForm(QtGui.QWizard, UiFirstTimeWizard, RegistryProperties):
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try:
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url_file = urllib.request.urlopen(url, timeout=CONNECTION_TIMEOUT)
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filename = open(f_path, "wb")
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if sha256:
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hasher = hashlib.sha256()
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# Download until finished or canceled.
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while not self.was_cancelled:
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data = url_file.read(block_size)
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if not data:
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break
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filename.write(data)
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if sha256:
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hasher.update(data)
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block_count += 1
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self._download_progress(block_count, block_size)
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filename.close()
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if sha256 and hashlib.sha256(open(f_path, 'rb').read()).hexdigest() != sha256:
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if sha256 and hasher.hexdigest() != sha256:
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log.error('sha256 sums did not match for file: {}'.format(f_path))
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os.remove(f_path)
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return False
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@ -493,7 +500,7 @@ class FirstTimeForm(QtGui.QWizard, UiFirstTimeWizard, RegistryProperties):
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self.application.process_events()
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item = iterator.value()
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if item.parent() and item.checkState(0) == QtCore.Qt.Checked:
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filename = item.data(0, QtCore.Qt.UserRole)
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filename, _ = item.data(0, QtCore.Qt.UserRole)
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size = self._get_file_size('%s%s' % (self.bibles_url, filename))
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self.max_progress += size
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iterator += 1
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@ -502,7 +509,7 @@ class FirstTimeForm(QtGui.QWizard, UiFirstTimeWizard, RegistryProperties):
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self.application.process_events()
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item = self.themes_list_widget.item(i)
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if item.checkState() == QtCore.Qt.Checked:
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filename = item.data(QtCore.Qt.UserRole)
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filename, _ = item.data(QtCore.Qt.UserRole)
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size = self._get_file_size('%s%s' % (self.themes_url, filename))
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self.max_progress += size
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except urllib.error.URLError:
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@ -612,20 +619,22 @@ class FirstTimeForm(QtGui.QWizard, UiFirstTimeWizard, RegistryProperties):
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while bibles_iterator.value():
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item = bibles_iterator.value()
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if item.parent() and item.checkState(0) == QtCore.Qt.Checked:
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bible = item.data(0, QtCore.Qt.UserRole)
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bible, sha256 = item.data(0, QtCore.Qt.UserRole)
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self._increment_progress_bar(self.downloading % bible, 0)
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self.previous_size = 0
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if not self.url_get_file('%s%s' % (self.bibles_url, bible), os.path.join(bibles_destination, bible)):
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if not self.url_get_file('%s%s' % (self.bibles_url, bible), os.path.join(bibles_destination, bible),
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sha256):
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return False
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bibles_iterator += 1
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# Download themes
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for i in range(self.themes_list_widget.count()):
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item = self.themes_list_widget.item(i)
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if item.checkState() == QtCore.Qt.Checked:
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theme = item.data(QtCore.Qt.UserRole)
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theme, sha256 = item.data(QtCore.Qt.UserRole)
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self._increment_progress_bar(self.downloading % theme, 0)
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self.previous_size = 0
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if not self.url_get_file('%s%s' % (self.themes_url, theme), os.path.join(themes_destination, theme)):
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if not self.url_get_file('%s%s' % (self.themes_url, theme), os.path.join(themes_destination, theme),
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sha256):
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return False
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return True
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