metavar='DURATION',
type=float,
help='Time (in seconds) to pause after processing an '
'image before grabbing the next. This is useful to '
'lessen the load of this service.',
default=get_conf('image_pause_period'))
parser.add_argument('--state-file',
metavar='FILE',
help='The file to store/load state to/from. If '
'empty, state storing/loading is skipped.',
default=get_conf('state_file', allow_empty=True))
def run(scanarium, args):
qr_state = QrState(scanarium, args.state_file)
if args.bailout_period:
watchdog = Watchdog(scanarium, qr_state, args.bailout_period,
args.bailout_mode, args.bailout_pause_period,
args.bailout_initial_pause_period)
watchdog.start()
scan_forever(scanarium, qr_state, args.image_error_pause_period,
args.image_pause_period)
if __name__ == "__main__":
scanarium = Scanarium()
args = scanarium.handle_arguments(
'Continuously scans for images from '
'the camera', register_arguments)
scanarium.call_guarded(run, args, check_caller=False)
raise ScanariumError(
'SE_SCAN_IMAGE_GREW_TOO_SMALL',
'Failed to identify sheet on scanned image')
else:
raise e
else:
raise e
iteration += 1
return scanarium.process_image_with_qr_code(image, qr_rect, data)
def scan_image(scanarium):
ret = None
try:
ret = scan_image_no_outer_logging(scanarium)
except Exception:
ret = scanarium.get_command_logger().log(exc_info=sys.exc_info())
return ret
def main(scanarium):
return scan_image(scanarium)
if __name__ == "__main__":
scanarium = Scanarium()
scanarium.handle_arguments('Scans an processes an image from the camera')
scanarium.call_guarded(main)
if not command and not parameter:
regenerate_language_matrix(scanarium)
regenerate_static_images(scanarium, force)
def register_arguments(scanarium, parser):
parser.add_argument('--language',
help='Localize for the given language '
'(E.g.: \'de\' for German) Use `all` to localize for '
'all available languages',
default='all')
parser.add_argument('--force',
help='Regenerate all files, even if they are not'
'stale',
action='store_true')
parser.add_argument('COMMAND',
nargs='?',
help='Regenerate only the given command/scene')
parser.add_argument('PARAMETER',
nargs='?',
help='Regenerate only the given parameter/actor')
if __name__ == "__main__":
scanarium = Scanarium()
args = scanarium.handle_arguments('Regenerates all static content',
register_arguments)
scanarium.call_guarded(regenerate_static_content, args.COMMAND,
args.PARAMETER, args.language, args.force)
if parts[0:2] == ['dynamic', 'scenes'] and \
parts[3] in ['actors.json', 'actors-latest.json']:
parts[2] = re.sub('[^a-zA-Z]', '-', parts[2])
local_file = os.path.join(scanarium.get_dynamic_directory(),
*parts[1:])
if local_file is None:
raise ScanariumError('SE_DYNAMIC_CONFIG_NOT_AVAILABLE',
'Dynamic config "{file}" is not available',
{'file': file})
try:
with open(local_file, 'r') as f:
return json.load(f)
except Exception:
raise ScanariumError('SE_DYNAMIC_CONFIG_UNREADABLE',
'Dynamic config "{file}" cannot be read',
{'file': file})
def register_arguments(scanarium, parser):
parser.add_argument('FILE', help='Path of the file to dump')
if __name__ == "__main__":
scanarium = Scanarium()
args = scanarium.handle_arguments('Dumps a config file',
register_arguments,
whitelisted_cgi_fields={'file': 1})
scanarium.call_guarded(dump, args.FILE)
import logging
import sys
SCANARIUM_DIR_ABS = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
sys.path.insert(0, SCANARIUM_DIR_ABS)
from scanarium import Scanarium
del sys.path[0]
logger = logging.getLogger(__name__)
def reset_dynamic_content(scanarium, scene):
scene = re.sub('[^a-zA-Z]+', '-', scene)
return scanarium.reset_dynamic_content(scene)
def register_arguments(scanarium, parser):
parser.add_argument('scene',
help='The scene to reset dynamic content for. If '
'empty, reset content for all scenes.',
nargs='?', default='')
if __name__ == "__main__":
scanarium = Scanarium()
args = scanarium.handle_arguments(
'Resets dynamic content (Deletes scanned actors, ...)',
register_arguments,
whitelisted_cgi_fields={'scene': 1})
scanarium.call_guarded(reset_dynamic_content, args.scene)
'log all requests, `non-200` to log all requests that '
'have a response status different to 200, `non-2xx` '
'to log all requests that are outside of the '
'`success` range, or `none` to log no requests at '
' all.',
choices=['all', 'non-200', 'non-2xx', 'none'],
default=get_conf('log_requests'))
parser.add_argument('--server-version-override',
metavar='VERSION',
help='Override for response\'s `Server` header field',
default=get_conf('server_version_override',
allow_empty=True))
parser.add_argument('--thread-pool-size',
metavar='THREADS',
type=int,
help='Number of threads to serve requests from',
default=get_conf('thread_pool_size', kind='int'))
if __name__ == '__main__':
args = scanarium.handle_arguments('Scanarium demo server',
register_arguments)
SERVER_VERSION_OVERRIDE = args.server_version_override
LOG_REQUESTS = args.log_requests
scanarium.call_guarded(serve_forever,
args.port,
args.thread_pool_size,
check_caller=False)
else:
last_exception_message = None
if show_image:
cv2.imshow(title, image)
cv2.waitKey(25)
finally:
if store_final and original_image is not None:
filename = scanarium.get_timestamp_for_filename() + '.png'
cv2.imwrite(filename, original_image)
logger.info('Stored last image as "%s"' % (filename))
if camera is not None:
scanarium.close_camera(camera)
def register_arguments(scanarium, parser):
parser.add_argument('--mark',
help='Marks the QR-Code and suitable '
'contours, if found',
action='store_true')
parser.add_argument('--store-final',
help='Writes the final image to disk',
action='store_true')
if __name__ == "__main__":
scanarium = Scanarium()
args = scanarium.handle_arguments('Shows the camera picture on screen',
register_arguments)
scanarium.call_guarded(show_source, args.mark, args.store_final)
def scan_data(scanarium, data):
with tempfile.TemporaryDirectory(prefix='scanarium-scan-data-') as dir:
image_file = os.path.join(dir, 'image')
with open(image_file, 'wb') as f:
f.write(base64.standard_b64decode(data))
# Temporarily switching the image source to the new image for scanning
scanarium.set_config('scan', 'source', f'image:{image_file}')
# As we switched from the configured image source to the passed image,
# the calibration data for the configured image source no longer fits,
# and we drop it as it may otherwise distort colors/geometry.
scanarium.set_config('scan', 'calibration_xml_file', '')
scanarium.set_config('scan', 'max_brightness', '')
return scan_image(scanarium)
def register_arguments(scanarium, parser):
parser.add_argument('DATA', help='The image data to scan')
if __name__ == "__main__":
scanarium = Scanarium()
args = scanarium.handle_arguments(
'Scans an processes an image from a parameter',
register_arguments,
whitelisted_cgi_fields={'data': 1})
scanarium.call_guarded(scan_data, args.DATA)
import os
import logging
import sys
SCANARIUM_DIR_ABS = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
sys.path.insert(0, SCANARIUM_DIR_ABS)
from scanarium import Scanarium
del sys.path[0]
logger = logging.getLogger(__name__)
def reindex(scanarium):
dynamic_scenes_dir = os.path.join(scanarium.get_dynamic_directory(),
'scenes')
scenes_dir_abs = scanarium.get_scenes_dir_abs()
for scene in os.listdir(scenes_dir_abs):
if os.path.isdir(os.path.join(scenes_dir_abs, scene)):
logging.debug(f'Reindexing scene "{scene}" ...')
dynamic_scene_dir = os.path.join(dynamic_scenes_dir, scene)
if not os.path.isdir(dynamic_scene_dir):
os.makedirs(dynamic_scene_dir)
scanarium.reindex_actors_for_scene(scene)
if __name__ == "__main__":
scanarium = Scanarium()
scanarium.handle_arguments('Reindexes dynamic content, such as actors')
scanarium.call_guarded(reindex)
if format:
os.rename(img_filename, f'{img_filename}.{format}')
if userAgent:
scanarium.dump_text(filename_base + '-user-agent.txt', userAgent)
else:
raise ScanariumError('SE_UNKNOWN_FEEDBACK_TARGET',
'Unknown feedback target "{feedback_target}"',
{'feedback_target': target})
return True
def register_arguments(scanarium, parser):
parser.add_argument('MESSAGE', help='The textual part of the feedback')
parser.add_argument('EMAIL', nargs='?',
help='The email to send the answer to')
parser.add_argument('LAST_FAILED_UPLOAD', nargs='?',
help='The last failed upload')
parser.add_argument('USER_AGENT', nargs='?',
help='The browser identification')
if __name__ == "__main__":
scanarium = Scanarium()
args = scanarium.handle_arguments(
'Reports feedback',
register_arguments,
whitelisted_cgi_fields={
'message': 1, 'email': 2, 'lastFailedUpload': 3, 'userAgent': 4})
scanarium.call_guarded(report_feedback, args.MESSAGE, args.EMAIL,
args.LAST_FAILED_UPLOAD, args.USER_AGENT)
'Backend failed')
if e.code == 'SE_TIMEOUT':
raise ScanariumError('SE_PWD_UPDATE_TIMEOUT',
'Update process timed out')
raise e
return {}
def register_arguments(scanarium, parser):
parser.add_argument('OLD_PASSWORD', help='The current password')
parser.add_argument('NEW_PASSWORD', help='The new password')
if __name__ == "__main__":
scanarium = Scanarium()
args = scanarium.handle_arguments(
'Updates the password for a user. Do NOT call this script directly in '
'production, as passing passwords as command-line arguments on '
'command-line might expose them to other users that can view process '
'names. Instead, call it through CGI, where parameters are not passed '
'as command-line arguments.',
register_arguments,
whitelisted_cgi_fields={
'old-password': 1,
'new-password': 2
})
scanarium.call_guarded(update_password, args.OLD_PASSWORD,
args.NEW_PASSWORD)