mirror of
https://github.com/ArchiveBox/ArchiveBox
synced 2024-11-26 22:20:21 +00:00
75 lines
2.2 KiB
Python
75 lines
2.2 KiB
Python
__package__ = 'archivebox.extractors'
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from pathlib import Path
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from typing import Optional
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from archivebox.misc.system import atomic_write
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from archivebox.misc.util import (
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enforce_types,
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get_headers,
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dedupe,
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)
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from archivebox.plugins_extractor.curl.apps import CURL_CONFIG, CURL_BINARY
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from ..index.schema import Link, ArchiveResult, ArchiveOutput
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from ..logging_util import TimedProgress
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def get_output_path():
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return 'headers.json'
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@enforce_types
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def should_save_headers(link: Link, out_dir: Optional[str]=None, overwrite: Optional[bool]=False) -> bool:
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out_dir_path = Path(out_dir or link.link_dir)
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assert out_dir_path
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if not overwrite and (out_dir_path / get_output_path()).exists():
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return False
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return CURL_CONFIG.SAVE_HEADERS
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@enforce_types
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def save_headers(link: Link, out_dir: Optional[str]=None, timeout: int=CURL_CONFIG.CURL_TIMEOUT) -> ArchiveResult:
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"""Download site headers"""
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curl_binary = CURL_BINARY.load()
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assert curl_binary.abspath and curl_binary.version
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out_dir_path = Path(out_dir or link.link_dir)
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output_folder = out_dir_path.absolute()
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output: ArchiveOutput = get_output_path()
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status = 'succeeded'
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timer = TimedProgress(timeout + 1, prefix=' ')
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# later options take precedence
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options = [
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*CURL_CONFIG.CURL_ARGS,
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*CURL_CONFIG.CURL_EXTRA_ARGS,
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'--head',
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'--max-time', str(timeout),
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*(['--user-agent', '{}'.format(CURL_CONFIG.CURL_USER_AGENT)] if CURL_CONFIG.CURL_USER_AGENT else []),
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*([] if CURL_CONFIG.CURL_CHECK_SSL_VALIDITY else ['--insecure']),
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]
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cmd = [
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str(curl_binary.abspath),
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*dedupe(options),
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link.url,
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]
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try:
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json_headers = get_headers(link.url, timeout=timeout)
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output_folder.mkdir(exist_ok=True)
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atomic_write(str(output_folder / get_output_path()), json_headers)
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except (Exception, OSError) as err:
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status = 'failed'
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output = err
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finally:
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timer.end()
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return ArchiveResult(
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cmd=cmd,
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pwd=str(out_dir_path),
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cmd_version=str(curl_binary.version),
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output=output,
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status=status,
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**timer.stats,
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)
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