70 lines
1.7 KiB
Python
70 lines
1.7 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 ..index.schema import Link, ArchiveResult, ArchiveOutput, ArchiveError
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from ..system import run, chmod_file
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from ..util import (
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enforce_types,
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is_static_file,
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chrome_args,
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chrome_cleanup,
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)
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from ..config import (
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TIMEOUT,
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SAVE_SCREENSHOT,
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CHROME_VERSION,
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)
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from ..logging_util import TimedProgress
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@enforce_types
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def should_save_screenshot(link: Link, out_dir: Optional[Path]=None, overwrite: Optional[bool]=False) -> bool:
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if is_static_file(link.url):
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return False
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out_dir = out_dir or Path(link.link_dir)
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if not overwrite and (out_dir / 'screenshot.png').exists():
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return False
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return SAVE_SCREENSHOT
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@enforce_types
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def save_screenshot(link: Link, out_dir: Optional[Path]=None, timeout: int=TIMEOUT) -> ArchiveResult:
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"""take screenshot of site using chrome --headless"""
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out_dir = out_dir or Path(link.link_dir)
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output: ArchiveOutput = 'screenshot.png'
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cmd = [
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*chrome_args(),
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'--screenshot',
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link.url,
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]
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status = 'succeeded'
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timer = TimedProgress(timeout, prefix=' ')
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try:
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result = run(cmd, cwd=str(out_dir), timeout=timeout)
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if result.returncode:
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hints = (result.stderr or result.stdout).decode()
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raise ArchiveError('Failed to save screenshot', hints)
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chmod_file(output, cwd=str(out_dir))
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except Exception as err:
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status = 'failed'
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output = err
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chrome_cleanup()
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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),
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cmd_version=CHROME_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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