move everything out of legacy folder

archivebox/extractors/pdf.py

@@ -0,0 +1,72 @@
+__package__ = 'archivebox.extractors'
+
+import os
+
+from typing import Optional
+
+from ..index.schema import Link, ArchiveResult, ArchiveOutput
+from ..util import (
+    enforce_types,
+    TimedProgress,
+    run,
+    PIPE,
+    is_static_file,
+    ArchiveError,
+    chrome_args,
+    chmod_file,
+)
+from ..config import (
+    TIMEOUT,
+    SAVE_PDF,
+    CHROME_VERSION,
+)
+
+
+
+@enforce_types
+def should_save_pdf(link: Link, out_dir: Optional[str]=None) -> bool:
+    out_dir = out_dir or link.link_dir
+    if is_static_file(link.url):
+        return False
+    
+    if os.path.exists(os.path.join(out_dir, 'output.pdf')):
+        return False
+
+    return SAVE_PDF
+
+
+@enforce_types
+def save_pdf(link: Link, out_dir: Optional[str]=None, timeout: int=TIMEOUT) -> ArchiveResult:
+    """print PDF of site to file using chrome --headless"""
+
+    out_dir = out_dir or link.link_dir
+    output: ArchiveOutput = 'output.pdf'
+    cmd = [
+        *chrome_args(TIMEOUT=timeout),
+        '--print-to-pdf',
+        link.url,
+    ]
+    status = 'succeeded'
+    timer = TimedProgress(timeout, prefix='      ')
+    try:
+        result = run(cmd, stdout=PIPE, stderr=PIPE, cwd=out_dir, timeout=timeout)
+
+        if result.returncode:
+            hints = (result.stderr or result.stdout).decode()
+            raise ArchiveError('Failed to save PDF', hints)
+        
+        chmod_file('output.pdf', cwd=out_dir)
+    except Exception as err:
+        status = 'failed'
+        output = err
+    finally:
+        timer.end()
+
+    return ArchiveResult(
+        cmd=cmd,
+        pwd=out_dir,
+        cmd_version=CHROME_VERSION,
+        output=output,
+        status=status,
+        **timer.stats,
+    )