Support evaluation-local configuration and names overrides

copienator/utils.py

@@ -1,6 +1,7 @@
 import re
 from pathlib import Path
 
+from copienator import configuration
 from copienator import EvaluationWorkspace
 from .platform import validate_windows_labels
 
@@ -177,7 +178,6 @@ import tempfile
 import shutil
 import subprocess
 
-from .configuration import LATEX_AFTER, LATEX_BEFORE
 
 LATEX_WARNING_MARKER = "[Copienator:latex-warning] "
 
@@ -190,19 +190,19 @@ def report_latex_warning(output_pdf_path) -> None:
 def fragment_latex_header(source_path=None):
     """Keep source packages/macros while using the configured fragment layout."""
     if source_path is None:
-        return LATEX_BEFORE
+        return configuration.LATEX_BEFORE
     source = Path(source_path).read_text(encoding="utf-8")
     # Ignore commented document commands when locating the preamble.
     source = re.sub(r"(?m)(?<!\\)%[^\n]*", "", source)
     begin = re.search(r"\\begin\s*\{document\}", source)
     document_class = r"\\documentclass(?:\s*\[[^\]]*\])?\s*\{[^}]+\}"
-    configured_class = re.search(document_class, LATEX_BEFORE)
-    configured_begin = re.search(r"\\begin\s*\{document\}", LATEX_BEFORE)
+    configured_class = re.search(document_class, configuration.LATEX_BEFORE)
+    configured_begin = re.search(r"\\begin\s*\{document\}", configuration.LATEX_BEFORE)
     if begin is None or configured_class is None or configured_begin is None:
-        return LATEX_BEFORE
+        return configuration.LATEX_BEFORE
     preamble = source[:begin.start()]
     if not re.search(document_class, preamble):
-        return LATEX_BEFORE
+        return configuration.LATEX_BEFORE
     preamble = re.sub(document_class, lambda _: configured_class.group(), preamble, count=1)
     # geometry overrides standalone's crop coordinates and can produce blank or
     # clipped PDFs even when LaTeX succeeds. Keep other source packages intact.
@@ -214,12 +214,12 @@ def fragment_latex_header(source_path=None):
     preamble = re.sub(r'\\usepackage\s*(\[[^\]]*\])?\s*\{([^}]+)\}',
                       without_geometry, preamble)
     preamble = re.sub(r'\\(?:geometry|newgeometry)\s*\{[^}]*\}', '', preamble)
-    return preamble + LATEX_BEFORE[configured_begin.start():]
+    return preamble + configuration.LATEX_BEFORE[configured_begin.start():]
 
 
 def compile_to_pdf(text, output_pdf_path, *, strict=False, source_path=None):
     """Wraps text in standalone header/footer templates and compiles it to PDF."""
-    latex_template = f"{fragment_latex_header(source_path)}{text}{LATEX_AFTER}"
+    latex_template = f"{fragment_latex_header(source_path)}{text}{configuration.LATEX_AFTER}"
     env = os.environ.copy()
     if source_path is not None:
         source_dir = str(Path(source_path).resolve().parent)