feat: add common utilities and feedback handling scripts

- Introduced common.js for shared functions including API calls, error reporting, and UI helpers. - Implemented feedback.js for the feedback reporting page, including form handling and displaying feedback status. - Added layout.js for managing galaxy and section layouts in the visualization. - Created login.js for user authentication with session management. - Developed search.js for term searching based on user input and synonyms. - Implemented signup.js for user registration with validation and immediate login.
2026-10-06 23:14:45 +09:00
parent 04158ac442
commit 4e943700fc
62 changed files with 158771 additions and 0 deletions
@@ -0,0 +1,139 @@
+"""목차 페이지에서 장·절·항 트리를 추출."""
+import hashlib
+import re
+
+import pymupdf
+
+from .pdfutil import page_lines
+
+LEADER = re.compile(r"(?:j{3,}|[·․\.…]{3,}|·\s?·)[\sj·․\.…]*")
+TRAIL_PAGE = re.compile(r"(?:_|\s|^)(\d{1,3})$")
+ROMAN = "ⅠⅡⅢⅣⅤⅥⅦⅧⅨⅩ"
+
+LEVELS = {"chapter": 1, "part": 2, "section": 3, "item": 4, "subitem": 5}
+
+
+def _split_page(text: str):
+    t = LEADER.sub(" ", text).strip()
+    m = TRAIL_PAGE.search(t)
+    if m and (m.start() > 0 or t.startswith("_")):
+        return t[: m.start()].strip(" _"), int(m.group(1))
+    return t, None
+
+
+def _classify(style: str, text: str, size: float):
+    """(kind, number, title) 또는 None."""
+    if style == "cn2026":
+        for kind, pat in (
+            ("chapter", r"^(\d+)장\s*(.+)$"),
+            ("section", r"^(\d+)절\s*(.+)$"),
+            ("item", r"^(\d+)\.\s*(.+)$"),
+            ("subitem", r"^(\d+)\)\s*(.+)$"),
+        ):
+            m = re.match(pat, text)
+            if m:
+                return kind, m.group(1), m.group(2).strip()
+        return None
+    if style == "pacific":
+        m = re.match(r"^제(\d+)장\s*(.*)$", text)
+        if m:
+            return "chapter", m.group(1), m.group(2).strip()
+        m = re.match(rf"^([{ROMAN}])\.?\s*(.*)$", text)
+        if m:
+            return "part", str(ROMAN.index(m.group(1)) + 1), m.group(2).strip()
+        for kind, pat in (
+            ("section", r"^제(\d+)절\s*(.+)$"),
+            ("item", r"^(\d+)\.\s*(.+)$"),
+            ("subitem", r"^(\d+)\)\s*(.+)$"),
+        ):
+            m = re.match(pat, text)
+            if m:
+                return kind, m.group(1), m.group(2).strip()
+        return None
+    if style == "healthedu":
+        m = re.match(r"^(\d+)\.\s*(.+)$", text)
+        if m and size >= 8.7:
+            return "chapter", m.group(1), re.sub(r"(?<=[가-힣]) (?=[가-힣]$)", "", m.group(2).strip())
+        m = re.match(r"^\((\d+)\)\s*(.+)$", text)
+        if m:
+            return "subitem", m.group(1), m.group(2).strip()
+        m = re.match(r"^(\d+)\s+(.+)$", text)
+        if m and size < 8.2:
+            return "section", m.group(1), m.group(2).strip()
+        return None
+    raise ValueError(style)
+
+
+def extract_toc(doc: pymupdf.Document, book: dict) -> list[dict]:
+    style = book["toc_style"]
+    nodes: list[dict] = []
+    stack: list[dict] = []
+    pending_title_for = None  # 제목이 다음 줄에 오는 장/부
+    seq = 0
+    for pi in book["toc_pages"]:
+        for ln in page_lines(doc, pi):
+            if ln.size >= 16 or ln.y < 60:  # 쪽 제목·머리말
+                continue
+            text, page = _split_page(ln.text)
+            if not text:
+                continue
+            if text in ("Contents", "목차", "w"):
+                continue
+            c = _classify(style, text, ln.size)
+            if c is None:
+                if pending_title_for is not None and not pending_title_for["title"]:
+                    pending_title_for["title"] = text
+                    if page is not None and pending_title_for["page"] is None:
+                        pending_title_for["page"] = page
+                    pending_title_for = None
+                elif nodes and nodes[-1]["page"] is None:
+                    nodes[-1]["title"] = (nodes[-1]["title"] + " " + text).strip()
+                    if page is not None:
+                        nodes[-1]["page"] = page
+                continue
+            kind, num, title = c
+            level = LEVELS[kind]
+            while stack and stack[-1]["level"] >= level:
+                stack.pop()
+            seq += 1
+            node = {
+                # 공개 화면 주소에 교재가 드러나지 않도록 해시 ID
+                "id": "s_" + hashlib.sha1(f"{book['book_id']}|{seq}".encode()).hexdigest()[:10],
+                "book_id": book["book_id"],
+                "kind": kind,
+                "level": level,
+                "number": num,
+                "title": title,
+                "page": page,
+                "parent_id": stack[-1]["id"] if stack else None,
+            }
+            # 같은 장이 목차 여러 쪽에 걸쳐 반복 표기된 경우 건너뜀
+            same = [n for n in nodes if n["kind"] == "chapter" and n["number"] == num
+                    and (not title or not n["title"] or n["title"] == title)]
+            if kind == "chapter" and same:
+                seq -= 1
+                stack = [same[0]]
+                continue
+            nodes.append(node)
+            stack.append(node)
+            pending_title_for = node if not title else None
+    _fill_pages(nodes)
+    return nodes
+
+
+def _fill_pages(nodes: list[dict]) -> None:
+    """페이지가 없는 노드는 첫 자식의 페이지를 쓰고, 끝 페이지를 계산."""
+    by_parent: dict = {}
+    for n in nodes:
+        by_parent.setdefault(n["parent_id"], []).append(n)
+    for n in reversed(nodes):
+        if n["page"] is None:
+            kids = [k for k in by_parent.get(n["id"], []) if k["page"] is not None]
+            if kids:
+                n["page"] = kids[0]["page"]
+    # 페이지 역행(목차 파싱 오류)은 직전 값으로 보정
+    last = 0
+    for n in nodes:
+        if n["page"] is None or n["page"] < last - 50:
+            n["page"] = last
+        last = max(last, n["page"])