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471 lines
15 KiB
471 lines
15 KiB
import json
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import os
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import re
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import sys
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from argparse import ArgumentParser
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from datetime import datetime
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from fnmatch import fnmatch
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from time import sleep
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from urllib.parse import quote, urlencode
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from urllib.request import HTTPError, URLError, urlopen
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from xml.etree import ElementTree as ET
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import html5lib
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from etherpump.commands.common import *
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from etherpump.commands.html5tidy import html5tidy
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# debugging
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# import ElementTree as ET
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"""
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pull(meta):
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Update meta data files for those that have changed.
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Check for changed pads by looking at revisions & comparing to existing
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todo...
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use/prefer public interfaces ? (export functions)
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"""
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def try_deleting(files):
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for f in files:
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try:
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os.remove(f)
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except OSError as e:
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pass
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def main(args):
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p = ArgumentParser(
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"Check for pads that have changed since last sync (according to .meta.json)"
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)
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p.add_argument("padid", nargs="*", default=[])
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p.add_argument(
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"--glob", default=False, help="download pads matching a glob pattern"
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)
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p.add_argument(
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"--padinfo",
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default=".etherpump/settings.json",
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help="settings, default: .etherpump/settings.json",
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)
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p.add_argument(
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"--zerorevs",
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default=False,
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action="store_true",
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help="include pads with zero revisions, default: False (i.e. pads with no revisions are skipped)",
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)
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p.add_argument(
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"--pub",
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default="p",
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help="folder to store files for public pads, default: p",
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)
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p.add_argument(
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"--group",
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default="g",
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help="folder to store files for group pads, default: g",
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)
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p.add_argument(
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"--skip",
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default=None,
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type=int,
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help="skip this many items, default: None",
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)
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p.add_argument(
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"--meta",
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default=False,
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action="store_true",
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help="download meta to PADID.meta.json, default: False",
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)
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p.add_argument(
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"--text",
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default=False,
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action="store_true",
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help="download text to PADID.txt, default: False",
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)
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p.add_argument(
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"--html",
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default=False,
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action="store_true",
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help="download html to PADID.html, default: False",
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)
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p.add_argument(
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"--dhtml",
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default=False,
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action="store_true",
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help="download dhtml to PADID.diff.html, default: False",
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)
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p.add_argument(
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"--all",
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default=False,
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action="store_true",
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help="download all files (meta, text, html, dhtml), default: False",
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)
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p.add_argument(
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"--folder",
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default=False,
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action="store_true",
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help="dump files in a folder named PADID (meta, text, html, dhtml), default: False",
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)
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p.add_argument(
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"--output",
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default=False,
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action="store_true",
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help="output changed padids on stdout",
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)
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p.add_argument(
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"--force",
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default=False,
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action="store_true",
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help="reload, even if revisions count matches previous",
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)
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p.add_argument(
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"--no-raw-ext",
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default=False,
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action="store_true",
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help="save plain text as padname with no (additional) extension",
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)
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p.add_argument(
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"--fix-names",
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default=False,
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action="store_true",
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help="normalize padid's (no spaces, special control chars) for use in file names",
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)
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p.add_argument(
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"--filter-ext", default=None, help="filter pads by extension"
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)
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p.add_argument(
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"--css",
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default="/styles.css",
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help="add css url to output pages, default: /styles.css",
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)
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p.add_argument(
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"--script",
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default="/versions.js",
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help="add script url to output pages, default: /versions.js",
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)
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p.add_argument(
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"--nopublish",
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default="__NOPUBLISH__",
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help="no publish magic word, default: __NOPUBLISH__",
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)
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p.add_argument(
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"--publish",
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default="__PUBLISH__",
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help="the publish magic word, default: __PUBLISH__",
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)
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p.add_argument(
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"--publish-opt-in",
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default=False,
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action="store_true",
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help="ensure `--publish` is honoured instead of `--nopublish`",
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)
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args = p.parse_args(args)
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raw_ext = ".raw.txt"
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if args.no_raw_ext:
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raw_ext = ""
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info = loadpadinfo(args.padinfo)
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data = {}
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data['apikey'] = info['apikey']
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if args.padid:
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padids = args.padid
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elif args.glob:
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padids = getjson(
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info['localapiurl'] + 'listAllPads?' + urlencode(data)
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)['data']['padIDs']
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padids = [x for x in padids if fnmatch(x, args.glob)]
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else:
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padids = getjson(
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info['localapiurl'] + 'listAllPads?' + urlencode(data)
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)['data']['padIDs']
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padids.sort()
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numpads = len(padids)
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# maxmsglen = 0
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count = 0
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for i, padid in enumerate(padids):
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if args.skip != None and i < args.skip:
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continue
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progressbar(i, numpads, padid)
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data['padID'] = padid.encode("utf-8")
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p = padpath(padid, args.pub, args.group, args.fix_names)
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if args.folder:
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p = os.path.join(p, padid.encode("utf-8"))
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metapath = p + ".meta.json"
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revisions = None
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tries = 1
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skip = False
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padurlbase = re.sub(r"api/1.2.9/$", "p/", info["apiurl"])
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meta = {}
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# if type(padurlbase) == unicode:
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# padurlbase = padurlbase.encode("utf-8")
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while True:
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try:
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if os.path.exists(metapath):
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with open(metapath) as f:
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meta.update(json.load(f))
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revisions = getjson(
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info['localapiurl']
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+ 'getRevisionsCount?'
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+ urlencode(data)
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)['data']['revisions']
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if meta['revisions'] == revisions and not args.force:
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skip = True
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break
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meta['padid'] = padid # .encode("utf-8")
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versions = meta["versions"] = []
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versions.append(
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{
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"url": padurlbase + quote(padid),
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"type": "pad",
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"code": 200,
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}
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)
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if revisions == None:
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meta['revisions'] = getjson(
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info['localapiurl']
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+ 'getRevisionsCount?'
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+ urlencode(data)
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)['data']['revisions']
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else:
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meta['revisions'] = revisions
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if (meta['revisions'] == 0) and (not args.zerorevs):
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# print("Skipping zero revs", file=sys.stderr)
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skip = True
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break
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# todo: load more metadata!
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meta['group'], meta['pad'] = splitpadname(padid)
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meta['pathbase'] = p
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meta['lastedited_raw'] = int(
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getjson(
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info['localapiurl'] + 'getLastEdited?' + urlencode(data)
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)['data']['lastEdited']
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)
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meta['lastedited_iso'] = datetime.fromtimestamp(
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int(meta['lastedited_raw']) / 1000
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).isoformat()
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meta['author_ids'] = getjson(
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info['localapiurl'] + 'listAuthorsOfPad?' + urlencode(data)
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)['data']['authorIDs']
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break
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except HTTPError as e:
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tries += 1
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if tries > 3:
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print(
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"Too many failures ({0}), skipping".format(padid),
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file=sys.stderr,
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)
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skip = True
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break
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else:
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sleep(3)
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except TypeError as e:
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print(
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"Type Error loading pad {0} (phantom pad?), skipping".format(
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padid
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),
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file=sys.stderr,
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)
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skip = True
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break
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if skip:
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continue
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count += 1
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if args.output:
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print(padid)
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if args.all or (args.meta or args.text or args.html or args.dhtml):
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try:
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os.makedirs(os.path.split(metapath)[0])
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except OSError:
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pass
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if args.all or args.text:
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text = getjson(info['localapiurl'] + 'getText?' + urlencode(data))
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ver = {"type": "text"}
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versions.append(ver)
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ver["code"] = text["_code"]
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if text["_code"] == 200:
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text = text['data']['text']
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##########################################
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## ENFORCE __NOPUBLISH__ MAGIC WORD
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##########################################
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if args.nopublish and args.nopublish in text:
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# NEED TO PURGE ANY EXISTING DOCS
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try_deleting(
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(
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p + raw_ext,
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p + ".raw.html",
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p + ".diff.html",
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p + ".meta.json",
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)
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)
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continue
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##########################################
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## ENFORCE __PUBLISH__ MAGIC WORD
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##########################################
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if args.publish_opt_in and args.publish not in text:
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try_deleting(
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(
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p + raw_ext,
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p + ".raw.html",
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p + ".diff.html",
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p + ".meta.json",
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)
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)
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continue
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ver["path"] = p + raw_ext
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ver["url"] = quote(ver["path"])
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with open(ver["path"], "w") as f:
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f.write(text)
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# once the content is settled, compute a hash
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# and link it in the metadata!
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links = []
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if args.css:
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links.append({"href": args.css, "rel": "stylesheet"})
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# todo, make this process reflect which files actually were made
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versionbaseurl = quote(padid)
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links.append(
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{
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"href": versions[0]["url"],
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"rel": "alternate",
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"type": "text/html",
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"title": "Etherpad",
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}
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)
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if args.all or args.text:
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links.append(
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{
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"href": versionbaseurl + raw_ext,
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"rel": "alternate",
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"type": "text/plain",
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"title": "Plain text",
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}
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)
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if args.all or args.html:
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links.append(
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{
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"href": versionbaseurl + ".raw.html",
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"rel": "alternate",
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"type": "text/html",
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"title": "HTML",
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}
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)
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if args.all or args.dhtml:
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links.append(
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{
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"href": versionbaseurl + ".diff.html",
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"rel": "alternate",
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"type": "text/html",
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"title": "HTML with author colors",
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}
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)
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if args.all or args.meta:
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links.append(
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{
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"href": versionbaseurl + ".meta.json",
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"rel": "alternate",
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"type": "application/json",
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"title": "Meta data",
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}
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)
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# links.append({"href":"/", "rel":"search", "type":"text/html", "title":"Index"})
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if args.all or args.dhtml:
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data['startRev'] = "0"
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html = getjson(
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info['localapiurl'] + 'createDiffHTML?' + urlencode(data)
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)
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ver = {"type": "diffhtml"}
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versions.append(ver)
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ver["code"] = html["_code"]
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if html["_code"] == 200:
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try:
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html = html['data']['html']
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ver["path"] = p + ".diff.html"
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ver["url"] = quote(ver["path"])
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# doc = html5lib.parse(html, treebuilder="etree", override_encoding="utf-8", namespaceHTMLElements=False)
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doc = html5lib.parse(
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html, treebuilder="etree", namespaceHTMLElements=False
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)
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html5tidy(
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doc,
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indent=True,
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title=padid,
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scripts=args.script,
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links=links,
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)
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with open(ver["path"], "w") as f:
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# f.write(html.encode("utf-8"))
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print(
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ET.tostring(doc, method="html", encoding="unicode"),
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file=f,
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)
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except TypeError:
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# Malformed / incomplete response, record the message (such as "internal error") in the metadata and write NO file!
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ver["message"] = html["message"]
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# with open(ver["path"], "w") as f:
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# print ("""<pre>{0}</pre>""".format(json.dumps(html, indent=2)), file=f)
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# Process text, html, dhtml, all options
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if args.all or args.html:
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html = getjson(info['localapiurl'] + 'getHTML?' + urlencode(data))
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ver = {"type": "html"}
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versions.append(ver)
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ver["code"] = html["_code"]
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if html["_code"] == 200:
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html = html['data']['html']
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ver["path"] = p + ".raw.html"
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ver["url"] = quote(ver["path"])
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doc = html5lib.parse(
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html, treebuilder="etree", namespaceHTMLElements=False
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)
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html5tidy(
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doc,
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indent=True,
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title=padid,
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scripts=args.script,
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links=links,
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)
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with open(ver["path"], "w") as f:
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# f.write(html.encode("utf-8"))
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print(
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ET.tostring(doc, method="html", encoding="unicode"),
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file=f,
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)
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# output meta
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if args.all or args.meta:
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ver = {"type": "meta"}
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versions.append(ver)
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ver["path"] = metapath
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ver["url"] = quote(metapath)
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with open(metapath, "w") as f:
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json.dump(meta, f, indent=2)
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print("\n{0} pad(s) loaded".format(count), file=sys.stderr)
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