66c0c23de9
Append synthetic artdag nav entry to blog's nav-tree handler so Art-DAG appears in the shared navigation across all 6 coop apps. Register artdag_url as Jinja global. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
107 lines
3.6 KiB
Python
107 lines
3.6 KiB
Python
"""Blog app fragment endpoints.
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Exposes HTML fragments at ``/internal/fragments/<type>`` for consumption
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by other coop apps via the fragment client.
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"""
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from __future__ import annotations
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from quart import Blueprint, Response, g, render_template, request
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from shared.infrastructure.fragments import FRAGMENT_HEADER
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from shared.services.navigation import get_navigation_tree
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def register():
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bp = Blueprint("fragments", __name__, url_prefix="/internal/fragments")
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# Registry of fragment handlers: type -> async callable returning HTML str
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_handlers: dict[str, object] = {}
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@bp.before_request
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async def _require_fragment_header():
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if not request.headers.get(FRAGMENT_HEADER):
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return Response("", status=403)
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@bp.get("/<fragment_type>")
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async def get_fragment(fragment_type: str):
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handler = _handlers.get(fragment_type)
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if handler is None:
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return Response("", status=200, content_type="text/html")
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html = await handler()
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return Response(html, status=200, content_type="text/html")
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# --- nav-tree fragment ---
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async def _nav_tree_handler():
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app_name = request.args.get("app_name", "")
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path = request.args.get("path", "/")
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first_seg = path.strip("/").split("/")[0]
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menu_items = list(await get_navigation_tree(g.s))
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# Append Art-DAG as a synthetic nav entry (not a DB MenuNode)
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class _NavItem:
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__slots__ = ("slug", "label", "feature_image")
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def __init__(self, slug, label, feature_image=None):
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self.slug = slug
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self.label = label
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self.feature_image = feature_image
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menu_items.append(_NavItem("artdag", "art-dag"))
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return await render_template(
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"fragments/nav_tree.html",
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menu_items=menu_items,
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frag_app_name=app_name,
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frag_first_seg=first_seg,
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)
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_handlers["nav-tree"] = _nav_tree_handler
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# --- link-card fragment ---
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async def _link_card_handler():
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from shared.services.registry import services
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from shared.infrastructure.urls import blog_url
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slug = request.args.get("slug", "")
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keys_raw = request.args.get("keys", "")
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# Batch mode
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if keys_raw:
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slugs = [k.strip() for k in keys_raw.split(",") if k.strip()]
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parts = []
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for s in slugs:
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parts.append(f"<!-- fragment:{s} -->")
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post = await services.blog.get_post_by_slug(g.s, s)
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if post:
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parts.append(await render_template(
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"fragments/link_card.html",
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title=post.title,
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feature_image=post.feature_image,
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excerpt=post.custom_excerpt or post.excerpt,
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published_at=post.published_at,
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link=blog_url(f"/{post.slug}"),
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))
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return "\n".join(parts)
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# Single mode
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if not slug:
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return ""
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post = await services.blog.get_post_by_slug(g.s, slug)
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if not post:
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return ""
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return await render_template(
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"fragments/link_card.html",
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title=post.title,
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feature_image=post.feature_image,
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excerpt=post.custom_excerpt or post.excerpt,
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published_at=post.published_at,
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link=blog_url(f"/{post.slug}"),
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)
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_handlers["link-card"] = _link_card_handler
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# Store handlers dict on blueprint so app code can register handlers
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bp._fragment_handlers = _handlers
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return bp
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