-#!/usr/bin/env python
-# vim:ts=4:sts=4:sw=4:noet
+#!/usr/bin/env python3
from common import load_root_node
import fnmatch
+import logging
+import os
+import shutil
import sys
+HISTORY_FILENAME = ".history.txt"
+PATTERN_FILENAME = ".patterns.txt"
+
class DownloadList(object):
- def __init__(self, filename):
- self.seen_list = set()
- try:
- self.f = open(filename, "r")
- for line in self.f:
- self.seen_list.add(line.strip())
- self.f.close()
- except Exception, e:
- print >>sys.stderr, "Could not open:", filename, e
- self.f = open(filename, "a")
-
- def has_seen(self, node):
- return node.title in self.seen_list
-
- def mark_seen(self, node):
- self.seen_list.add(node.title)
- self.f.write(node.title + "\n")
- self.f.flush()
+ def __init__(self):
+ self.seen_list = set()
+ self._load_history_file()
+ self.f = open(HISTORY_FILENAME, "a")
+
+ def _load_history_file(self):
+ self._move_old_file("downloaded_auto.txt")
+ self._move_old_file(".downloaded_auto.txt")
+
+ try:
+ with open(HISTORY_FILENAME, "r") as f:
+ for line in f:
+ self.seen_list.add(line.strip())
+ except Exception as e:
+ logging.error("Could not open history file: %s -- %s", HISTORY_FILENAME, e)
+
+ def _move_old_file(self, old_filename):
+ if os.path.isfile(old_filename) and not os.path.isfile(HISTORY_FILENAME):
+ logging.info("Migrating download history from %s to %s", old_filename, HISTORY_FILENAME)
+ shutil.move(old_filename, HISTORY_FILENAME)
+
+ def has_seen(self, node):
+ return node.title.strip() in self.seen_list
+
+ def mark_seen(self, node):
+ self.seen_list.add(node.title.strip())
+ self.f.write(node.title.strip() + "\n")
+ self.f.flush()
def match(download_list, node, pattern, count=0):
- if node.can_download:
- if not download_list.has_seen(node):
- print "Downloading:", node.title
- if node.download():
- download_list.mark_seen(node)
- else:
- print >>sys.stderr, "Failed to download!", node.title
- return
-
- if count >= len(pattern):
- print "No match found for pattern:", "/".join(pattern)
- return
- p = pattern[count]
- for child in node.children:
- if fnmatch.fnmatch(child.title, p):
- match(download_list, child, pattern, count+1)
-
-
-def main():
- node = load_root_node()
- download_list = DownloadList("downloaded_auto.txt")
-
- for search in sys.argv[1:]:
- search = search.split("/")
- match(download_list, node, search)
+ if node.can_download:
+ if not download_list.has_seen(node):
+ if node.download():
+ download_list.mark_seen(node)
+ else:
+ logging.error("Failed to download! %s", node.title)
+ return
+
+ if count >= len(pattern):
+ logging.error("No match found for pattern:", "/".join(pattern))
+ return
+ p = pattern[count]
+ for child in node.get_children():
+ if fnmatch.fnmatch(child.title, p):
+ match(download_list, child, pattern, count+1)
+
+
+def process_one_dir(destdir, patternfile):
+ os.chdir(destdir)
+ node = load_root_node()
+ download_list = DownloadList()
+
+ for line in open(patternfile):
+ search = line.strip().split("/")
+ match(download_list, node, search)
+
+def check_directories(download_dirs):
+ result = []
+ failed = False
+
+ for d in download_dirs:
+ d = os.path.abspath(d)
+ if not os.path.isdir(d):
+ print("Not a directory!", d)
+ failed = True
+
+ pattern_filename = os.path.join(d, PATTERN_FILENAME)
+ if not os.path.isfile(pattern_filename):
+ print("Missing file!", pattern_filename)
+ failed = True
+
+ result.append((d, pattern_filename))
+
+ if failed:
+ print("Exiting!")
+ sys.exit(1)
+
+ return result
+
+def process_dirs(download_dirs):
+ for download_dir, pattern_filename in check_directories(download_dirs):
+ logging.info("Processing directory: %s", download_dir)
+ process_one_dir(download_dir, pattern_filename)
if __name__ == "__main__":
- try:
- main()
- except (KeyboardInterrupt, EOFError):
- print "\nExiting..."
+ if len(sys.argv) <= 1:
+ print("Usage: %s download_dir [download_dir ...]" % sys.argv[0])
+ sys.exit(1)
+
+ if len(sys.argv) == 3 and os.path.isfile(sys.argv[2]):
+ # Backwards compatibility with old argument format
+ destdir = os.path.abspath(sys.argv[1])
+ patternfile = os.path.abspath(sys.argv[2])
+ run = lambda: process_one_dir(destdir, patternfile)
+
+ else:
+ run = lambda: process_dirs(sys.argv[1:])
+ try:
+ run()
+ except (KeyboardInterrupt, EOFError):
+ print("\nExiting...")