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# -*- coding: utf-8 -*- |
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"""Main function of MetaStalk. |
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Run get any metadata from photos |
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and creates graphs from the metadata using MetaStalk.Modules |
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""" |
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import argparse |
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from collections import OrderedDict |
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import os |
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import logging |
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import timeit |
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import exifreader |
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from cyberjake import check_update |
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from MetaStalk import __version__ |
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import MetaStalk.utils as utils |
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import MetaStalk.modules as modules |
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class MetaStalk: |
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"""MetaStalk. |
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--- |
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Main Class for all MetaStalk work |
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""" |
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def __init__(self): |
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self.log = logging.getLogger("MetaStalk") |
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self.t_start = timeit.default_timer() |
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self.valid, self.invalid = [], [] |
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self.plots = {} |
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def run(self, args: argparse.Namespace) -> None: |
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"""Run function. |
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Process files and passes the information on utils.graph to generates graphs. |
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Will also pass plots to utils.export if the flag is set. |
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Parameters |
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---------- |
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args : argparse.Namespace |
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The arguments that were passed from command line |
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""" |
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self.parse_files(args.files) |
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self.plots = { |
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"Stats": modules.stats(self.valid, self.invalid), |
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"GPS": modules.gps_check(self.valid), |
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"Timestamp": modules.date_time(self.valid), |
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"Model": modules.pie_chart(self.valid, "Image Model"), |
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"Manufacturer": modules.pie_chart(self.valid, "Image Make"), |
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"Focal": modules.pie_chart(self.valid, "EXIF FocalLength"), |
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"Producer": modules.pie_chart(self.valid, "Image Software"), |
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} |
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if args.alphabetic: |
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self.plots = OrderedDict(sorted(self.plots.items())) |
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if args.export: |
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utils.export(args.export, args.output, self.plots) |
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if not args.export_only: |
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utils.graph(self.plots, self.t_start, args.test, args.no_open) |
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def parse_files(self, path_list: list) -> None: |
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"""Parses the files. |
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Use to complete the directory parsing and file adding. Does not return anything |
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but adds the files to to either the invalid or valid list. |
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Parameters |
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---------- |
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path_list : list |
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The list of paths to search for files |
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""" |
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for path in path_list: |
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if os.path.isdir(path): |
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self.log.debug("Detected path as a directory") |
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for root, _, files in os.walk(path): |
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for item in files: |
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item_path = os.path.join(root, item) |
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self.exif_check(item_path) |
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else: |
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self.exif_check(path) |
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def exif_check(self, file_path: str) -> None: |
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"""exif_check. |
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Used to append files if the path is not a directory. |
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Parameters |
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---------- |
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file_path : str |
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The path of the file to check to see if it has exif metadata |
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Returns |
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------- |
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""" |
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with open(file_path, "rb") as f: |
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tags = exifreader.process_file(f) |
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f.close() |
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if tags: |
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tags["item"] = file_path |
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self.valid.append(tags) |
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self.log.debug("%s has metadata", file_path) |
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else: |
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self.invalid.append(file_path) |
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self.log.debug("%s has no metadata data", file_path) |
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def start(): |
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"""Start |
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--- |
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Function needed to start MetaStalk. Does all the argument parsing. |
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""" |
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parser = argparse.ArgumentParser( |
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prog="MetaStalk", description="Tool to graph " "image metadata." |
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) |
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parser.add_argument( |
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"files", nargs="*", default=None, help="Path of photos to check." |
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) |
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parser.add_argument( |
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"-a", |
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"--alphabetic", |
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help="Sorts charts in alphabetical order rather than" " the default order", |
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default=False, |
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action="store_true", |
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) |
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parser.add_argument( |
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"-d", |
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"--debug", |
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help="Sets logging level to DEBUG.", |
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action="store_const", |
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dest="loglevel", |
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const=logging.DEBUG, |
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default=logging.WARNING, |
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) |
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parser.add_argument( |
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"-e", |
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"--export", |
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choices=["pdf", "svg", "webp", "jpeg", "png", "html", "html_offline"], |
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help="Exports the graphs rather than all on one web page", |
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) |
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parser.add_argument( |
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"--export-only", |
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help="Makes it so that MetaStalk only export", |
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default=False, |
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action="store_true", |
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) |
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parser.add_argument( |
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"--no-open", |
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help="Will only start the server and not open the browser" " to view it", |
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default=False, |
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action="store_true", |
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) |
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parser.add_argument( |
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"-o", |
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"--output", |
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default="metastalk_exports", |
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help="The name of the directory to output exports to. " |
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"Will be created if it does not exist. " |
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"Defaults to metastalk_exports.", |
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) |
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parser.add_argument( |
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"-t", |
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"--test", |
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default=False, |
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action="store_true", |
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help="Does not show the graphs at the end.", |
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) |
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parser.add_argument( |
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"-v", |
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"--verbose", |
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help="Sets logging level to INFO", |
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action="store_const", |
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dest="loglevel", |
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const=logging.INFO, |
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) |
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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 check_update("MetaStalk", __version__): |
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log.warning( |
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"There is a newer version of MetaStalk available.\n" |
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"Run pip3 install -U metastalk" |
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) |
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if not args.files: |
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log.error("ERROR: No path was inputted.") |
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raise FileNotFoundError("No path was inputted.") |
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metastalk = MetaStalk() # pragma: no cover |
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metastalk.run(args) # pragma: no cover |
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Cyb3r-Jak3 /
MetaStalk
