mirror of
https://github.com/moparisthebest/xeps
synced 2024-11-24 10:12:19 -05:00
259 lines
7.5 KiB
Python
Executable File
259 lines
7.5 KiB
Python
Executable File
#!/usr/bin/env python3
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import pathlib
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import sys
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import xml.dom.minidom
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import xml.etree.ElementTree as etree
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from xeplib import (
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minidom_find_child,
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minidom_find_header,
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minidom_get_text,
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minidom_children,
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)
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DESCRIPTION = """\
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Extract a list of XEPs with metadata from the xeps repository."""
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EPILOG = """"""
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def open_xml(f):
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return xml.dom.minidom.parse(f)
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def extract_revision_text(remark_el):
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remark_children = minidom_children(remark_el)
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if len(remark_children) == 1 and remark_children[0].tagName == "p":
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return minidom_get_text(remark_children[0])
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if len(remark_children) == 0:
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return minidom_get_text(remark_el) or None
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if minidom_get_text(remark_el).strip():
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return None
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lines = []
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for child in remark_children:
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if child.tagName == "p":
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lines.append(minidom_get_text(child))
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elif child.tagName == "ul":
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for ul_child in minidom_children(child):
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if ul_child.tagName == "li":
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lines.append("* {}".format(minidom_get_text(ul_child)))
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return "\n".join(lines)
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def extract_xep_metadata(document):
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header = minidom_find_header(document)
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latest_revision = minidom_find_child(header, "revision")
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if latest_revision is not None:
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last_revision_version = minidom_get_text(
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minidom_find_child(latest_revision, "version")
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)
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last_revision_date = minidom_get_text(
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minidom_find_child(latest_revision, "date")
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)
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remark_el = minidom_find_child(latest_revision, "remark")
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last_revision_remark = None
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if remark_el is not None:
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last_revision_remark = extract_revision_text(remark_el)
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if last_revision_remark is not None:
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initials_el = minidom_find_child(latest_revision, "initials")
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last_revision_initials = initials_el and minidom_get_text(
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initials_el
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)
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else:
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last_revision_initials = None
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else:
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last_revision_version = None
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last_revision_date = None
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last_revision_remark = None
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last_revision_initials = None
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status = minidom_get_text(minidom_find_child(header, "status"))
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type_ = minidom_get_text(minidom_find_child(header, "type"))
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abstract = " ".join(minidom_get_text(
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minidom_find_child(header, "abstract")
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).split())
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sig_el = minidom_find_child(header, "sig")
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if sig_el is None:
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sig = None
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else:
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sig = minidom_get_text(sig_el)
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shortname = minidom_get_text(minidom_find_child(header, "shortname"))
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if shortname.replace("-", " ").replace("_", " ").lower() in [
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"not yet assigned", "n/a", "none", "to be assigned",
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"to be issued"]:
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shortname = None
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title = minidom_get_text(minidom_find_child(header, "title"))
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approver_el = minidom_find_child(header, "approver")
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if approver_el is not None:
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approver = minidom_get_text(approver_el)
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else:
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approver = "Board" if type_ == "Procedural" else "Council"
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last_call_el = minidom_find_child(header, "lastcall")
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if last_call_el is not None:
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last_call = minidom_get_text(last_call_el)
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else:
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last_call = None
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tags = []
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tags_elem = minidom_find_child(header, "tags")
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if tags_elem is not None:
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for child in minidom_children(tags_elem):
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tags.append(minidom_get_text(child))
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return {
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"last_revision": {
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"version": last_revision_version,
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"date": last_revision_date,
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"initials": last_revision_initials,
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"remark": last_revision_remark,
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},
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"status": status,
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"type": type_,
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"sig": sig,
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"abstract": abstract,
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"shortname": shortname,
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"tags": tags,
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"title": title,
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"approver": approver,
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"last_call": last_call,
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}
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def text_element(tag, text):
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el = etree.Element(tag)
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el.text = text
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return el
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def make_metadata_element(number, metadata, accepted, *, protoname=None):
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result = etree.Element("xep")
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result.append(text_element("number", number))
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result.append(text_element("title", metadata["title"]))
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result.append(text_element("abstract", metadata["abstract"]))
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result.append(text_element("type", metadata["type"]))
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result.append(text_element("status", metadata["status"]))
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result.append(text_element("approver", metadata["approver"]))
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if metadata["shortname"] is not None:
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result.append(text_element("shortname", metadata["shortname"]))
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if metadata["tags"]:
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tags = etree.Element("tags")
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for tag in metadata["tags"]:
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tags.append(text_element("tag", tag))
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result.append(tags)
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if metadata["last_revision"]["version"] is not None:
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last_revision = metadata["last_revision"]
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revision_el = etree.Element("last-revision")
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revision_el.append(text_element("date", last_revision["date"]))
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revision_el.append(text_element("version", last_revision["version"]))
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if last_revision["initials"]:
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revision_el.append(text_element("initials",
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last_revision["initials"]))
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if last_revision["remark"]:
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revision_el.append(text_element("remark",
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last_revision["remark"]))
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result.append(revision_el)
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if metadata["sig"] is not None:
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result.append(
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text_element("sig", metadata["sig"])
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)
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if metadata["last_call"] is not None:
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result.append(
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text_element("lastcall", metadata["last_call"])
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)
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if accepted:
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result.set("accepted", "true")
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else:
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result.set("accepted", "false")
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if protoname is not None:
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result.append(text_element("proto-name", protoname))
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return result
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def parse_checked_and_print_error(xepfile):
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try:
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with xepfile.open("rb") as f:
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return open_xml(f)
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except xml.parsers.expat.ExpatError as exc:
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print("{}: {}".format(xepfile, exc), file=sys.stderr)
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return None
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def main():
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import argparse
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import sys
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parser = argparse.ArgumentParser(
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description=DESCRIPTION,
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epilog=EPILOG,
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)
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parser.add_argument(
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"xepdir",
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nargs="?",
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type=pathlib.Path,
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default=pathlib.Path.cwd(),
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help="Directory where the XEP XMLs are. Defaults to current directory."
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)
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args = parser.parse_args()
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tree = etree.Element("xep-infos")
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has_error = False
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for xepfile in args.xepdir.glob("xep-[0-9][0-9][0-9][0-9].xml"):
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number = xepfile.name.split("-", 1)[1].split(".", 1)[0]
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try:
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number = str(int(number))
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except ValueError:
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continue
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parsed = parse_checked_and_print_error(xepfile)
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if parsed is None:
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has_error = True
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continue
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tree.append(make_metadata_element(
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number,
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extract_xep_metadata(parsed),
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True,
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))
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for xepfile in (args.xepdir / "inbox").glob("*.xml"):
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protoname = xepfile.name.rsplit(".", 1)[0]
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parsed = parse_checked_and_print_error(xepfile)
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if parsed is None:
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has_error = True
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continue
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tree.append(make_metadata_element(
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"xxxx",
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extract_xep_metadata(parsed),
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False,
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protoname=protoname
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))
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if has_error:
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sys.exit(2)
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sys.stdout.buffer.raw.write(etree.tostring(tree))
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if __name__ == "__main__":
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main()
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