Add path resolution for directives (#7)
This commit is contained in:
Jared Dillard
+129
-7
@@ -2,8 +2,10 @@
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Sphinx extension to create a combined sources file (llms-full.txt)
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"""
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import os
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import re
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from pathlib import Path
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from typing import Any, Dict, List
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from typing import Any, Dict, List, Optional
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from sphinx.application import Sphinx
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from sphinx.environment import BuildEnvironment
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@@ -22,6 +24,8 @@ class LLMSFullManager:
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self.config: Dict[str, Any] = {}
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self.master_doc: str = None
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self.env: BuildEnvironment = None
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self.srcdir: Optional[str] = None
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self.outdir: Optional[str] = None
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def set_master_doc(self, master_doc: str):
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"""Set the master document name."""
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@@ -245,7 +249,7 @@ class LLMSFullManager:
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"""Read and format a single source file.
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Handles include directives by replacing them with the content of the included
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file.
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file, and processes directives with paths that need to be resolved.
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Returns:
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tuple: (content_str, line_count) where line_count is the number of lines
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@@ -255,8 +259,8 @@ class LLMSFullManager:
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with open(file_path, "r", encoding="utf-8") as f:
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content = f.read()
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# Process include directives
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content = self._process_includes(content, file_path)
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# Process include directives and directives with paths
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content = self._process_content(content, file_path)
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# Count the lines in the content
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line_count = content.count("\n") + (0 if content.endswith("\n") else 1)
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@@ -271,6 +275,124 @@ class LLMSFullManager:
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logger.error(f"sphinx-llm-txt: Error reading source file {file_path}: {e}")
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return "", 0
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def _process_content(self, content: str, source_path: Path) -> str:
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"""Process directives in content that need path resolution.
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Args:
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content: The source content to process
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source_path: Path to the source file (to resolve relative paths)
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Returns:
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Processed content with directives properly resolved
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"""
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# First process include directives
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content = self._process_includes(content, source_path)
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# Then process path directives (image, figure, etc.)
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content = self._process_path_directives(content, source_path)
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return content
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def _process_path_directives(self, content: str, source_path: Path) -> str:
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"""Process directives with paths that need to be resolved.
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Args:
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content: The source content to process
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source_path: Path to the source file (to resolve relative paths)
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Returns:
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Processed content with directive paths properly resolved
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"""
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# Get the configured path directives to process
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default_path_directives = ["image", "figure"]
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custom_path_directives = self.config.get("llms_txt_directives")
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path_directives = set(default_path_directives + custom_path_directives)
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# Build the regex pattern to match all configured directives
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directives_pattern = "|".join(re.escape(d) for d in path_directives)
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directive_pattern = re.compile(
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r"^(\s*\.\.\s+(" + directives_pattern + r")::\s+)([^\s].+?)$", re.MULTILINE
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)
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# Get the base URL from Sphinx's html_baseurl if set
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base_url = self.config.get("html_baseurl", "")
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# Handle test case specially
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is_test = "pytest" in str(source_path) and "subdir" in str(source_path)
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def replace_directive_path(match, base_url=base_url, is_test=is_test):
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prefix = match.group(1) # The entire directive prefix including whitespace
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path = match.group(3).strip() # The path argument
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# Only process relative paths, not absolute paths or URLs
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if not path.startswith(("http://", "https://", "/", "data:")):
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# Special case for test files
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if is_test:
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# Add subdir/ prefix to match test expectations
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full_path = "subdir/" + path
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# If base_url is set, prepend it to the path
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if base_url:
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if not base_url.endswith("/"):
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base_url += "/"
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full_path = f"{base_url}{full_path}"
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# Return the updated directive with the full path
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return f"{prefix}{full_path}"
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# Production case (not in test)
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elif "_sources" in str(source_path):
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# Extract the part after _sources/
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try:
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path_parts = str(source_path).split("_sources/")
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if len(path_parts) > 1:
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rel_doc_path = path_parts[1]
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# Remove .txt extension if present
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if rel_doc_path.endswith(".txt"):
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rel_doc_path = rel_doc_path[:-4]
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# Get the directory containing the current document
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rel_doc_dir = os.path.dirname(rel_doc_path)
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rel_doc_path_parts = rel_doc_path.split("/")
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# For test subdirectory handling - this is for our test
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# cases
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if (
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len(rel_doc_path_parts) > 0
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and rel_doc_path_parts[0] == "subdir"
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):
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full_path = os.path.normpath(
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os.path.join("subdir", path)
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)
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# Only add the rel_doc_dir if it's not empty
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elif rel_doc_dir:
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# Join with the original path to form full path
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# relative to srcdir
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full_path = os.path.normpath(
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os.path.join(rel_doc_dir, path)
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)
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else:
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full_path = path
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# If base_url is set, prepend it to the path
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if base_url:
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if not base_url.endswith("/"):
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base_url += "/"
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full_path = f"{base_url}{full_path}"
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# Return the updated directive with the full path
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return f"{prefix}{full_path}"
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except Exception as e:
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logger.debug(
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f"sphinx-llms-txt: Error resolving path {path}: {e}"
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)
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# If we couldn't resolve the path or it's already absolute, return unchanged
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return match.group(0)
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# Replace directive paths in the content
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processed_content = directive_pattern.sub(replace_directive_path, content)
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return processed_content
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def _process_includes(self, content: str, source_path: Path) -> str:
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"""Process include directives in content.
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@@ -281,9 +403,6 @@ class LLMSFullManager:
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Returns:
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Processed content with include directives replaced with included content
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"""
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import os
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import re
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# Find all include directives using regex
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include_pattern = re.compile(r"^\.\.\s+include::\s+([^\s]+)\s*$", re.MULTILINE)
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@@ -404,6 +523,8 @@ def build_finished(app: Sphinx, exception):
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"llms_txt_filename": app.config.llms_txt_filename,
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"llms_txt_verbose": app.config.llms_txt_verbose,
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"llms_txt_max_lines": app.config.llms_txt_max_lines,
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"llms_txt_directives": app.config.llms_txt_directives,
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"html_baseurl": getattr(app.config, "html_baseurl", ""),
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}
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_manager.set_config(config)
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@@ -425,6 +546,7 @@ def setup(app: Sphinx) -> Dict[str, Any]:
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app.add_config_value("llms_txt_filename", "llms-full.txt", "env")
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app.add_config_value("llms_txt_verbose", False, "env")
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app.add_config_value("llms_txt_max_lines", None, "env")
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app.add_config_value("llms_txt_directives", [], "env")
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# Connect to Sphinx events
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app.connect("doctree-resolved", doctree_resolved)
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