Ariver
2026-09-01 2d98902a184d8cd0dff961628505dbdec341b55d
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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""ob02 daily activity generator.
 
This script owns the daily-activity block in X0.Diary/YYYY-MM-DD.md.
It is intentionally independent from the tagfeed workflow: tagfeed should not
watch the vault or write daily notes.
"""
 
import argparse
import collections
import datetime
import difflib
import hashlib
import json
import os
import re
 
 
DEFAULT_VAULT = os.environ.get(
    "DAILY_ACTIVITY_VAULT", os.path.expanduser("~/Downloads/Syn/Ob/Ob.temp")
)
SKIP_DIRS = {".obsidian", ".git", ".trash", "X.Attachment", ".hg", ".svn"}
TAGFEED_MARKER = "<!-- tagfeed"
DIARY_MARK_BEGIN = "<!-- daily-activity:begin (ob02 自动生成,勿手改此块内) -->"
DIARY_MARK_END = "<!-- daily-activity:end -->"
DIARY_BLOCK_RE = re.compile(
    r"<!--\s*daily-activity:begin[^>]*-->.*?<!--\s*daily-activity:end\s*-->",
    re.S,
)
DIARY_BACKFILL_DAYS = 7
ACTIVITY_LIST_MAX = 30
DIARY_SKIP_DIRS = {"X.Attachment", "attachments", "Assets", "assets"}
DIARY_SKIP_REL_PREFIXES = ("00index", "X0.Diary", "X1.Knomo", "X2.Archived", "02DS/01dril-book")
DIARY_COPILOT_ROOT_REL = "02DS/02copilot"
DIARY_COPILOT_ALLOWED_REL = "02DS/02copilot/copilot-conversations"
TRACKED_SUFFIXES = (".md", ".markdown", ".canvas", ".excalidraw", ".csv", ".tsv",
                    ".xlsx", ".xls", ".pdf", ".docx", ".doc", ".epub")
DIARY_ACTIVITY_TYPES = [
    ("白板", lambda f: f.endswith(".excalidraw.md") or f.endswith(".excalidraw") or f.endswith(".canvas")),
    ("表格", lambda f: f.lower().endswith((".csv", ".tsv", ".xlsx", ".xls"))),
    ("文档", lambda f: f.lower().endswith((".pdf", ".docx", ".doc", ".epub"))),
    ("笔记", lambda f: f.endswith(".md")),
]
ACTIVITY_ICONS = {"白板": "🖼", "表格": "📊", "文档": "📄", "笔记": "📝"}
TASK_LINE_RE = re.compile(r"^(\s*)-\s*\[( |x|X|/|-)\]\s+(.*)$")
TASK_ID_RE = re.compile(r"🆔\s*(\d+)")
TASK_META_RE = re.compile(r"📅\s*[\d\-/]+|🆔\s*\d+|⛔\s*\d+|🔁\s*\S+")
WIKILINK_RE = re.compile(r"\[\[([^\]|]+)(?:\|([^\]]+))?\]\]")
MDLINK_RE = re.compile(r"\[([^\]]*)\]\([^)]*\)")
ANY_TAG_RE = re.compile(r"(?<![\w&/])#([\w\u4e00-\u9fff][\w\u4e00-\u9fff/\-]*)")
STATUS_LABEL = {" ": "待办", "/": "进行中", "x": "完成", "-": "取消"}
TASK_EVENT_MAX_TEXT = 40
TASK_EVENT_LIST_MAX = 30
DIARY_STATE_PATH = os.path.expanduser(
    os.environ.get("DAILY_ACTIVITY_STATE_PATH", "~/.tagfeed-diary-state.json")
)
HASH_CAP_BYTES = 8 * 1024 * 1024
 
 
def rel_is_or_under(rel: str, prefix: str) -> bool:
    return rel == prefix or rel.startswith(prefix + "/")
 
 
def indent_of(line: str) -> int:
    expanded = line.expandtabs(2)
    return len(expanded) - len(expanded.lstrip(" "))
 
 
def diary_rel_name(d: datetime.date) -> str:
    return d.isoformat() + ".md"
 
 
def classify_activity(fname: str):
    for label, test in DIARY_ACTIVITY_TYPES:
        if test(fname):
            return label
    return None
 
 
def should_skip_diary_path(path: str, vault: str) -> bool:
    rel = os.path.relpath(path, vault)
    if rel == ".":
        return False
    rel = rel.replace(os.sep, "/")
    parts = rel.split("/")
    if any(part in SKIP_DIRS or part in DIARY_SKIP_DIRS or part.startswith(".") for part in parts):
        return True
    if any(rel_is_or_under(rel, prefix) for prefix in DIARY_SKIP_REL_PREFIXES):
        return True
    if rel == DIARY_COPILOT_ROOT_REL:
        return False
    if rel_is_or_under(rel, DIARY_COPILOT_ROOT_REL):
        return not rel_is_or_under(rel, DIARY_COPILOT_ALLOWED_REL)
    return False
 
 
def iter_tracked_files(vault: str):
    for root, dirs, files in os.walk(vault):
        dirs[:] = [d for d in dirs
                   if d not in SKIP_DIRS and d not in DIARY_SKIP_DIRS
                   and not d.startswith(".")
                   and not should_skip_diary_path(os.path.join(root, d), vault)]
        for f in files:
            if f == ".DS_Store" or not f.lower().endswith(TRACKED_SUFFIXES):
                continue
            if any(c in f for c in "[]|#\n\r"):
                continue
            path = os.path.join(root, f)
            if should_skip_diary_path(path, vault):
                continue
            yield path
 
 
def in_diary_dir(path: str, vault: str) -> bool:
    rel = os.path.relpath(os.path.dirname(path), vault)
    return rel == "X0.Diary" or rel.startswith("X0.Diary" + os.sep)
 
 
def is_generated_page(path: str) -> bool:
    if not path.endswith(".md"):
        return False
    b = os.path.basename(path)
    if b.startswith("tag-") and b.endswith(".md"):
        try:
            with open(path, encoding="utf-8", errors="replace") as fh:
                return TAGFEED_MARKER in fh.read(600)
        except OSError:
            return False
    try:
        with open(path, encoding="utf-8", errors="replace") as fh:
            head = fh.read(4000)
    except OSError:
        return False
    if "---" not in head:
        return False
    fm = head.split("---", 2)
    if len(fm) < 3:
        return False
    block = fm[1]
    if re.search(r"^tags:\s*\[(.*?)\]", block, re.M | re.S):
        if re.search(r"\b(?:tagfeed|tagfeed-live)\b", block):
            return True
    if re.search(r"^tags:\s*$", block, re.M):
        m = re.search(r"^tags:\s*\n((?:[ \t]+-[ \t]+.*\n?)+)", block, re.M)
        if m and re.search(r"tagfeed|tagfeed-live", m.group(1)):
            return True
    return False
 
 
def link_for(path: str, vault: str, name_counts) -> str:
    name = os.path.basename(path)
    stem = name[:-3] if name.endswith(".md") else name
    if name_counts[stem] <= 1:
        return f"[[{stem}]]"
    rel = os.path.relpath(path, vault)
    target = rel[:-3] if rel.endswith(".md") else rel
    return f"[[{target}|{stem}]]"
 
 
def file_hash(path: str) -> str:
    try:
        size = os.path.getsize(path)
        h = hashlib.sha256()
        h.update(str(size).encode())
        with open(path, "rb") as fh:
            if size <= HASH_CAP_BYTES * 2:
                for chunk in iter(lambda: fh.read(1 << 20), b""):
                    h.update(chunk)
            else:
                h.update(fh.read(HASH_CAP_BYTES))
                fh.seek(-HASH_CAP_BYTES, os.SEEK_END)
                h.update(fh.read(HASH_CAP_BYTES))
        return h.hexdigest()
    except OSError:
        return ""
 
 
def load_diary_state() -> dict:
    try:
        with open(DIARY_STATE_PATH, encoding="utf-8") as fh:
            return json.load(fh).get("files", {})
    except (OSError, ValueError):
        return {}
 
 
def save_diary_state(files: dict):
    cutoff = (datetime.date.today() - datetime.timedelta(days=14)).isoformat()
    for p in [p for p in files if not os.path.exists(p)]:
        del files[p]
    for rec in files.values():
        rec["edited"] = {d: t for d, t in rec.get("edited", {}).items() if d >= cutoff}
    tmp = DIARY_STATE_PATH + ".tmp"
    try:
        with open(tmp, "w", encoding="utf-8") as fh:
            json.dump({"files": files}, fh, ensure_ascii=False)
        os.replace(tmp, DIARY_STATE_PATH)
    except OSError:
        pass
 
 
def parse_task_snapshot(text: str) -> dict:
    tasks = {}
    stack = []
    for line in text.split("\n"):
        m = TASK_LINE_RE.match(line)
        if not m:
            continue
        indent = indent_of(m.group(1))
        status = m.group(2).lower()
        raw = m.group(3).strip()
        mid = TASK_ID_RE.search(raw)
        key = ("id:" + mid.group(1)) if mid else ("txt:" + raw)
        if key in tasks:
            continue
        while stack and stack[-1][0] >= indent:
            stack.pop()
        parent = stack[-1][1] if stack else ""
        tags_str = " ".join("#" + t for t in ANY_TAG_RE.findall(raw))
        tasks[key] = [status, raw, tags_str, parent]
        stack.append((indent, key))
    return tasks
 
 
def diff_task_snapshots(old, new):
    pairs = []
    matched_new = set()
    for k in new:
        if k in old:
            pairs.append((k, k))
            matched_new.add(k)
    rest_old = set(k for k, _ in pairs)
    rest_new = [k for k in new if k not in matched_new]
    used = set()
    for ok in old:
        if ok in rest_old or not ok.startswith("txt:"):
            continue
        best, br = None, 0.0
        for nk in rest_new:
            if nk in used or not nk.startswith("txt:"):
                continue
            r = difflib.SequenceMatcher(None, ok[4:], nk[4:]).ratio()
            if r > br:
                br, best = r, nk
        if best is not None and br >= 0.6:
            pairs.append((ok, best))
            used.add(best)
    matched_old = set(p[0] for p in pairs)
    events = []
    for ok, nk in pairs:
        o, n = old[ok], new[nk]
        if o[0] != n[0]:
            events.append(("status", nk))
        elif o[1] != n[1]:
            events.append(("edited", nk))
    for k in new:
        if k not in matched_new and k not in used:
            events.append(("added", k))
    for k in old:
        if k not in matched_old:
            events.append(("removed", k))
    return events
 
 
def clean_task_text(raw: str) -> str:
    t = TASK_META_RE.sub(" ", raw)
    t = WIKILINK_RE.sub(lambda m: m.group(2) or m.group(1), t)
    t = MDLINK_RE.sub(lambda m: m.group(1), t)
    t = ANY_TAG_RE.sub(" ", t)
    t = re.sub(r"\s+", " ", t).strip()
    if len(t) > TASK_EVENT_MAX_TEXT:
        t = t[:TASK_EVENT_MAX_TEXT] + "…"
    return t
 
 
def detect_task_events(path, rec, tstr, d_iso):
    try:
        with open(path, encoding="utf-8", errors="replace") as fh:
            text = fh.read()
    except OSError:
        return 0
    new_snap = parse_task_snapshot(text)
    old_snap = rec.get("task_snapshot")
    rec["task_snapshot"] = new_snap
    if not old_snap:
        return 0
    events = diff_task_snapshots(old_snap, new_snap)
    if not events:
        return 0
    bucket = rec.setdefault("tasks", {}).setdefault(d_iso, [])
    n = 0
    for kind, key in events:
        src = new_snap if key in new_snap else old_snap
        info = src.get(key)
        if info is None:
            continue
        status, raw, tags_str, parent_key = info
        pinfo = src.get(parent_key)
        parent_disp = clean_task_text(pinfo[1]) if pinfo else ""
        if not tags_str and pinfo:
            tags_str = pinfo[2]
        if kind == "status":
            verb = "→ " + STATUS_LABEL.get(status, status)
        elif kind == "added":
            verb = "➕ 新建"
        elif kind == "edited":
            verb = "✏️ 编辑"
        else:
            verb = "🗑️ 删除"
        bucket.append([tstr, verb, clean_task_text(raw), tags_str, parent_disp])
        n += 1
    if len(bucket) > 100:
        del bucket[:len(bucket) - 100]
    return n
 
 
def build_activity_block(vault, items_by_type, name_counts, task_events=None) -> str:
    lines = [DIARY_MARK_BEGIN, "## 🕐 活动足迹(自动记录)", ""]
    if task_events:
        lines += ["### ✅ 任务动态", ""]
        shown = sorted(task_events, key=lambda e: e[0], reverse=True)
        for tstr, verb, text, tags, parent in shown[:TASK_EVENT_LIST_MAX]:
            line = f"- {tstr} {verb} · {text}"
            if tags:
                line += f" `{tags}`"
            lines.append(line)
            if parent:
                lines.append(f"\t- ↳ 父任务:{parent}")
        if len(shown) > TASK_EVENT_LIST_MAX:
            lines.append(f"- …其余 {len(shown) - TASK_EVENT_LIST_MAX} 条省略")
        lines.append("")
    lines += ["> ✏️ = 编辑过 · 👀 = 只打开/碰过,内容没变", ""]
    for label, _ in DIARY_ACTIVITY_TYPES:
        items = items_by_type.get(label)
        if not items:
            continue
        icon = ACTIVITY_ICONS.get(label, "·")
        lines.append(f"- {icon} **{label}** · {len(items)} 项")
        edited = sorted([it for it in items if it[2] == "edited"],
                        key=lambda it: it[0], reverse=True)
        touched = sorted([it for it in items if it[2] != "edited"],
                         key=lambda it: it[0], reverse=True)
        shown = (edited + touched)[:ACTIVITY_LIST_MAX]
        for tstr, path, kind in shown:
            mark = "✏️" if kind == "edited" else "👀"
            lines.append(f"\t- {tstr} {mark} {link_for(path, vault, name_counts)}")
        if len(items) > ACTIVITY_LIST_MAX:
            lines.append(f"\t- …其余 {len(items) - ACTIVITY_LIST_MAX} 项省略")
    lines += ["", DIARY_MARK_END]
    return "\n".join(lines)
 
 
def update_diaries(vault: str, days_back: int, log=print, known_written=None):
    if known_written is None:
        known_written = {}
    diary_dir = os.path.join(vault, "X0.Diary")
    today = datetime.date.today()
    cutoff = today - datetime.timedelta(days=days_back)
    state = load_diary_state()
    state_dirty = False
 
    by_day = collections.defaultdict(lambda: collections.defaultdict(list))
    name_counts = collections.Counter()
    for p in iter_tracked_files(vault):
        if in_diary_dir(p, vault) or is_generated_page(p):
            continue
        prev = known_written.get(p)
        try:
            st = os.stat(p)
        except OSError:
            continue
        if prev is not None and abs(st.st_mtime - prev) < 0.01:
            continue
 
        rec = state.get(p)
        d = datetime.date.fromtimestamp(st.st_mtime)
        tstr = datetime.datetime.fromtimestamp(st.st_mtime).strftime("%H:%M")
        d_iso = d.isoformat()
 
        if rec is not None and abs(rec.get("mtime", 0) - st.st_mtime) < 0.01:
            current_kind = "edited" if d_iso in rec.get("edited", {}) else "touched"
        else:
            new_hash = file_hash(p)
            if rec is not None and rec.get("hash") and rec["hash"] == new_hash:
                current_kind = "touched"
            else:
                current_kind = "edited"
            if rec is None:
                rec = {"edited": {}}
            if current_kind == "edited":
                rec["edited"][d_iso] = tstr
            rec["mtime"] = st.st_mtime
            rec["hash"] = new_hash
            state[p] = rec
            state_dirty = True
            if current_kind == "edited" and p.endswith(".md"):
                try:
                    if detect_task_events(p, rec, tstr, d_iso) > 0:
                        state_dirty = True
                except Exception:
                    pass
 
        label = classify_activity(os.path.basename(p))
        if not label:
            continue
        stem = os.path.basename(p)
        name_counts[stem[:-3] if stem.endswith(".md") else stem] += 1
 
        entries = {}
        for ds, et in rec.get("edited", {}).items():
            try:
                dd = datetime.date.fromisoformat(ds)
            except ValueError:
                continue
            if cutoff <= dd <= today:
                entries[ds] = (et, "edited")
        if cutoff <= d <= today and d_iso not in entries:
            entries[d_iso] = (tstr, current_kind)
        for ds, (et, kind) in entries.items():
            by_day[datetime.date.fromisoformat(ds)][label].append((et, p, kind))
 
    task_by_day = collections.defaultdict(list)
    prune_before = (cutoff - datetime.timedelta(days=7)).isoformat()
    for p, rec in list(state.items()):
        if should_skip_diary_path(p, vault) or in_diary_dir(p, vault) or is_generated_page(p):
            continue
        if not os.path.exists(p):
            del state[p]
            state_dirty = True
            continue
        tasks = rec.get("tasks")
        if not tasks:
            continue
        for ds in list(tasks.keys()):
            if ds < prune_before:
                del tasks[ds]
                state_dirty = True
                continue
            try:
                dd = datetime.date.fromisoformat(ds)
            except ValueError:
                continue
            if cutoff <= dd <= today:
                task_by_day[dd].extend(tasks[ds])
 
    if state_dirty:
        save_diary_state(state)
 
    changed = 0
    days = sorted(set(list(by_day.keys()) + list(task_by_day.keys()) + [
        today - datetime.timedelta(days=i) for i in range(days_back + 1)
    ]), reverse=True)
    for d in days:
        if d < cutoff or d > today:
            continue
        dpath = os.path.join(diary_dir, diary_rel_name(d))
        read_mtime_ns = None
        try:
            read_mtime_ns = os.stat(dpath).st_mtime_ns
            with open(dpath, encoding="utf-8") as fh:
                existing = fh.read()
        except OSError:
            existing = None
        has_block = existing is not None and DIARY_BLOCK_RE.search(existing) is not None
 
        types = by_day.get(d)
        tev = task_by_day.get(d)
        if not types and not tev:
            if not has_block:
                continue
            new = DIARY_BLOCK_RE.sub("", existing)
            new = re.sub(r"\n{3,}", "\n\n", new).rstrip("\n") + "\n"
        else:
            block = build_activity_block(vault, types or {}, name_counts, task_events=tev)
            if existing is None:
                new = f"# {diary_rel_name(d)[:-3]}\n\n{block}\n"
            elif has_block:
                new = DIARY_BLOCK_RE.sub(lambda _m: block, existing)
            else:
                new = existing.rstrip("\n") + "\n\n" + block + "\n"
 
        if existing is not None and new == existing:
            continue
        os.makedirs(diary_dir, exist_ok=True)
        if read_mtime_ns is not None:
            try:
                current_mtime_ns = os.stat(dpath).st_mtime_ns
            except OSError:
                current_mtime_ns = None
            if current_mtime_ns is not None and current_mtime_ns != read_mtime_ns:
                if log:
                    log(f"  日记 {diary_rel_name(d)}: 跳过活动足迹更新(文件正在被其他程序改写)")
                continue
        with open(dpath, "w", encoding="utf-8") as fh:
            fh.write(new)
        known_written[dpath] = os.stat(dpath).st_mtime
        changed += 1
        if log:
            log(f"  日记 {diary_rel_name(d)}: 活动足迹已更新")
    return changed
 
 
def main():
    ap = argparse.ArgumentParser(description="ob02 每日活动足迹生成器")
    ap.add_argument("--vault", default=DEFAULT_VAULT, help=f"vault 路径(默认 {DEFAULT_VAULT})")
    ap.add_argument("--days", type=int, default=DIARY_BACKFILL_DAYS,
                    help=f"回填最近 N 天(默认 {DIARY_BACKFILL_DAYS})")
    ap.add_argument("--today", action="store_true", help="只更新今天")
    args = ap.parse_args()
 
    vault = os.path.abspath(os.path.expanduser(args.vault))
    if not os.path.isdir(vault):
        raise SystemExit(f"错误:vault 不存在:{vault}")
    days = 0 if args.today else max(0, args.days)
    n = update_diaries(vault, days)
    scope = "只检查今天" if args.today else f"回填最近 {days} 天"
    print(f"✅ 每日活动足迹:更新了 {n} 篇日记({scope})")
 
 
if __name__ == "__main__":
    main()