169 lines
4.7 KiB
Python
169 lines
4.7 KiB
Python
#!/usr/bin/env python3
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"""
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This code is generate by ChatGPT 5.1, as test automatic script to generate _meta.js file
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Generate ./docker/_meta.js with Math/CSE link entries and labeled sections
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from ./content/_meta.js.
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This script is intended to be run directly (no arguments) from anywhere.
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"""
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from pathlib import Path
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import re
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# --------------------------------------------------------------------
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# Configuration
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# --------------------------------------------------------------------
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SCRIPT_DIR = Path(__file__).resolve().parent
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SRC_META = SCRIPT_DIR.parent / "content" / "_meta.js"
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DST_META = SCRIPT_DIR / "_meta.js"
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COMMENT_BLOCK = [
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" /**\n",
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' * Do not remove the labels "Math Courses Start"\n',
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' * and "Math Courses End" and "CSE Courses Start" and "CSE Courses End"\n',
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" * or the separated builds will not work.\n",
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" * \n",
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" * WE USE THESE LABELS TO BUILD THE SEPARATED WEBSITES FOR MATH AND CSE COURSES.\n",
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" */\n",
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]
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PROP_RE = re.compile(r"^ {4}(\w+)\s*:")
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def parse_properties(lines):
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"""
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Parse top-level properties (indented 4 spaces) of the export default object.
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Returns:
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header_lines: lines up to and including 'export default {'
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footer_lines: closing '}' (and anything after)
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props: dict name -> list of lines for that property
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order: order of property names as they appeared
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"""
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export_idx = None
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for i, line in enumerate(lines):
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if "export default" in line:
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export_idx = i
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break
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if export_idx is None:
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raise ValueError("No 'export default' found in source meta file.")
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# find closing brace of the object (typically last non-empty '}' line)
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closing_idx = None
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for i in range(len(lines) - 1, -1, -1):
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if lines[i].strip().startswith("}"):
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closing_idx = i
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break
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if closing_idx is None or closing_idx <= export_idx:
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raise ValueError("Could not locate closing '}' of export default object.")
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header = lines[: export_idx + 1]
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footer = lines[closing_idx:]
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body = lines[export_idx + 1 : closing_idx]
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props = {}
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order = []
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i = 0
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n = len(body)
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while i < n:
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line = body[i]
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m = PROP_RE.match(line)
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if not m:
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i += 1
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continue
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key = m.group(1)
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start = i
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brace_count = line.count("{") - line.count("}")
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j = i + 1
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while j < n and brace_count > 0:
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brace_count += body[j].count("{") - body[j].count("}")
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j += 1
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block = body[start:j]
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props[key] = block
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order.append(key)
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i = j
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return header, footer, props, order
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def build_links_block(keys):
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"""Generate *_link blocks for given course keys (Math* or CSE*)."""
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out = []
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for k in keys:
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out.append(f" {k}_link: {{\n")
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out.append(f" title: '{k}',\n")
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out.append(" type: 'page',\n")
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out.append(f" href: '/{k}'\n")
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out.append(" },\n")
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return out
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def generate_new_meta(lines):
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header, footer, props, order = parse_properties(lines)
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math_keys = [k for k in order if k.startswith("Math")]
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cse_keys = [k for k in order if k.startswith("CSE")]
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other_keys = [
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k for k in order
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if k not in math_keys + cse_keys + ["menu"]
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]
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if "menu" not in props:
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raise ValueError("Expected a top-level 'menu' property in source meta.")
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out = []
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# header (includes "export default {")
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out.extend(header)
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# comment block
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out.extend(COMMENT_BLOCK)
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# original menu block
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out.extend(props["menu"])
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# Math links
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out.extend(build_links_block(math_keys))
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# Math Courses section
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out.append(" /* Math Courses Start */\n")
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for k in math_keys:
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out.extend(props[k])
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out.append(" /* Math Courses End */\n")
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# CSE links
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out.extend(build_links_block(cse_keys))
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# CSE Courses section
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out.append(" /* CSE Courses Start */\n")
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for k in cse_keys:
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out.extend(props[k])
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out.append(" /* CSE Courses End */\n")
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# other properties (Swap, index, about, contact, etc.) in original order
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for k in other_keys:
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out.extend(props[k])
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# footer (closing brace, etc.)
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out.extend(footer)
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return out
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# --------------------------------------------------------------------
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# Script execution (no CLI args, no main())
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# --------------------------------------------------------------------
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if not SRC_META.exists():
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raise SystemExit(f"Source meta file not found: {SRC_META}")
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src_lines = SRC_META.read_text(encoding="utf-8").splitlines(keepends=True)
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new_lines = generate_new_meta(src_lines)
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DST_META.write_text("".join(new_lines), encoding="utf-8")
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print(f"Generated meta file: {DST_META}")
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