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# -*- coding: utf-8 -*- |
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"""This script get the exif data from photos |
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and creates graphs from the metadata""" |
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import argparse |
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import os |
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import logging |
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import timeit |
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from hachoir.parser import createParser |
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from hachoir.metadata import extractMetadata |
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import MetaStalk.utils as utils |
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import MetaStalk.modules as modules |
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t_start = timeit.default_timer() |
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def start(): |
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"""start |
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Sets up MetaStalk and parses arguments. |
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Will raise an IOError if no path is passed. |
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""" |
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parser = argparse.ArgumentParser(prog="MetaStalk", |
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description="Tool to graph " |
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"image metadata.") |
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parser.add_argument('files', nargs='*', default=None, |
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help='Path of photos to check.') |
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parser.add_argument('-t', '--test', default=False, action="store_true", |
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help='Does not show the graphs at the end.') |
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# Logging function from https://stackoverflow.com/a/20663028 |
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parser.add_argument('-d', '--debug', help="Sets logging level to DEBUG.", |
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action="store_const", dest="loglevel", |
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const=logging.DEBUG, default=logging.WARNING) |
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parser.add_argument("-v", "--verbose", help="Sets logging level to INFO", |
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action="store_const", dest="loglevel", |
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const=logging.INFO) |
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args = parser.parse_args() |
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log = utils.make_logger("MetaStalk", args.loglevel) |
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log.info("MetaStalk starting") |
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if not args.files: |
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log.error("ERROR: No path was inputted.") |
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raise IOError("No path was inputted.") |
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run(args, log) |
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def run(args, log: logging.Logger): |
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"""run |
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Process files and generates graphs |
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Arguments: |
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args {argparse.Namespace} -- The arguments from start() |
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log {logging.Logger} -- Logger |
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""" |
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for path in args.files: |
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isdir = os.path.isdir(path) |
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log.debug("Detected path as a directory") |
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if isdir: |
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photos, invalid_photos = directory_search(args.files[0], log) |
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else: |
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photos, invalid_photos = file_search(args.files, log) |
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plots = { |
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"STATS": modules.Stats(photos, invalid_photos), |
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"GPS": modules.GPS_Check(photos), |
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"Timestamp": modules.date_time(photos), |
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"Model": modules.PieChart(photos, "Camera model"), |
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"Manufacturer": modules.PieChart(photos, "Camera manufacturer"), |
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"Focal": modules.PieChart(photos, "Camera focal"), |
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"Producer": modules.PieChart(photos, "Producer") |
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} |
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utils.graph(plots, t_start, args.test) |
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def directory_search(files: list, log: logging.Logger) -> (list, list): |
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"""directory_search |
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Used to append all files in a directory from args. |
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Arguments: |
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files {list} -- List of directories to parse |
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log {logging.Logger} -- Logger |
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Returns: |
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valid, invalid -- List of photos with metadata and ones without |
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""" |
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valid, invalid = [], [] |
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for item in os.listdir(files): |
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item_path = os.path.join(files, item) |
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parser = createParser(item_path) |
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metadata = extractMetadata(parser).exportDictionary()["Metadata"] |
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if metadata: |
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metadata["item"] = item_path |
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valid.append(metadata) |
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log.debug("%s has metadata", item) |
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else: |
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metadata["item"] = item_path |
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invalid.append(metadata) |
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log.debug("%s has no metadata", item) |
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return valid, invalid |
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def file_search(files: list, log: logging.Logger) -> (list, list): |
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"""file_search |
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Used to append files if the path is not a directory. |
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Arguments: |
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files {list} -- List of files to parse |
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log {logging.Logger} -- Logger |
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Returns: |
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valid, invalid -- List of photos with metadata and ones without |
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""" |
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valid, invalid = [], [] |
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for _, item in enumerate(files): |
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parser = createParser(item) |
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metadata = extractMetadata(parser).exportDictionary()["Metadata"] |
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if metadata: |
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metadata["item"] = item |
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valid.append(metadata) |
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log.debug("%s has metadata", item) |
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else: |
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metadata["item"] = item |
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invalid.append(metadata) |
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log.debug("%s has no metadata data", item) |
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return valid, invalid |
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start() |
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Cyb3r-Jak3 /
MetaStalk
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