Implement typed template library and rendering

This commit is contained in:
2026-08-02 12:38:38 +02:00
parent 142c3a26f1
commit b65b905b6e
28 changed files with 4385 additions and 104 deletions
+247
View File
@@ -0,0 +1,247 @@
from __future__ import annotations
from pathlib import Path
from govoplan_core.core.files import CAPABILITY_FILES_ARTIFACT_STORE
from govoplan_core.core.module_guards import (
drop_table_retirement_provider,
persistent_table_uninstall_guard,
)
from govoplan_core.core.modules import (
DocumentationTopic,
FrontendModule,
FrontendRoute,
MigrationSpec,
ModuleContext,
ModuleInterfaceProvider,
ModuleInterfaceRequirement,
ModuleManifest,
NavItem,
PermissionDefinition,
RoleTemplate,
)
from govoplan_core.core.provider_governance import declared_module_architecture
from govoplan_core.core.templates import (
CAPABILITY_TEMPLATE_CATALOG,
CAPABILITY_TEMPLATE_RENDERER,
)
from govoplan_core.core.views import ViewSurface
from govoplan_core.db.base import Base
from govoplan_templates.backend.db import models as template_models
MODULE_ID = "templates"
MODULE_NAME = "Templates"
MODULE_VERSION = "0.1.14"
READ_SCOPE = "templates:template:read"
WRITE_SCOPE = "templates:template:write"
PUBLISH_SCOPE = "templates:template:publish"
RENDER_SCOPE = "templates:template:render"
ADMIN_SCOPE = "templates:template:admin"
def _permission(scope: str, label: str, description: str) -> PermissionDefinition:
module_id, resource, action = scope.split(":", 2)
return PermissionDefinition(
scope=scope,
label=label,
description=description,
category=MODULE_NAME,
level="tenant",
module_id=module_id,
resource=resource,
action=action,
)
PERMISSIONS = (
_permission(READ_SCOPE, "View templates", "Read template definitions, revisions, and render evidence."),
_permission(WRITE_SCOPE, "Manage templates", "Create and revise reusable templates."),
_permission(PUBLISH_SCOPE, "Publish templates", "Publish immutable template revisions for final output."),
_permission(RENDER_SCOPE, "Render templates", "Preview and render governed output from supplied snapshots."),
_permission(ADMIN_SCOPE, "Administer templates", "Manage all tenant, group, and user templates."),
)
ROLE_TEMPLATES = (
RoleTemplate(
slug="template_manager",
name="Template manager",
description="Create, publish, and render reusable typed templates.",
permissions=(READ_SCOPE, WRITE_SCOPE, PUBLISH_SCOPE, RENDER_SCOPE),
),
)
DOCUMENTATION = (
DocumentationTopic(
id="templates.library",
title="Template library",
summary="Create versioned templates with explicit usages and required data fields.",
body=(
"Templates are reusable, scoped definitions. Every edit creates an immutable revision. "
"Publish the revision that consumers may use for final output. A compatibility check explains "
"missing fields, unsupported usages, and unavailable output formats before rendering."
),
layer="available",
documentation_types=("admin", "user"),
audience=("operator", "module_admin", "product_owner"),
metadata={"seed": True},
),
DocumentationTopic(
id="templates.printable-output",
title="Printable template output",
summary="Render labels, envelopes, letters, and list layouts from frozen input snapshots.",
body=(
"Preview output may use a draft revision. Final output requires a published revision and an "
"idempotency key. Results pin the template hash, input hash, renderer version, item/page counts, "
"diagnostics, and output digest. Files stores artifacts when available and authorized; otherwise "
"Templates provides a bounded download. Browser printing is the supported baseline output path."
),
layer="available",
documentation_types=("admin", "user"),
audience=("operator", "module_admin", "product_owner"),
related_modules=("files", "dist_lists", "campaigns", "audit"),
metadata={"seed": True},
),
)
def _router(_context: ModuleContext):
from govoplan_templates.backend.router import router
return router
def _catalog(context: ModuleContext):
from govoplan_templates.backend.capabilities import catalog_capability
return catalog_capability(context)
def _renderer(context: ModuleContext):
from govoplan_templates.backend.capabilities import renderer_capability
return renderer_capability(context)
def _tenant_summary(session, tenant_id: str) -> dict[str, int]:
return {
"templates": session.query(template_models.TemplateDefinition).filter(
template_models.TemplateDefinition.tenant_id == tenant_id,
template_models.TemplateDefinition.deleted_at.is_(None),
).count(),
"template_renders": session.query(template_models.TemplateRender).filter(
template_models.TemplateRender.tenant_id == tenant_id,
).count(),
}
manifest = ModuleManifest(
id=MODULE_ID,
name=MODULE_NAME,
version=MODULE_VERSION,
dependencies=(),
optional_dependencies=("files", "dist_lists", "campaigns", "audit"),
optional_capabilities=(CAPABILITY_FILES_ARTIFACT_STORE,),
provides_interfaces=(
ModuleInterfaceProvider(name=CAPABILITY_TEMPLATE_CATALOG, version=MODULE_VERSION),
ModuleInterfaceProvider(name=CAPABILITY_TEMPLATE_RENDERER, version=MODULE_VERSION),
),
requires_interfaces=(
ModuleInterfaceRequirement(
name=CAPABILITY_FILES_ARTIFACT_STORE,
version_min="0.1.14",
version_max_exclusive="0.2.0",
optional=True,
),
),
permissions=PERMISSIONS,
role_templates=ROLE_TEMPLATES,
nav_items=(
NavItem(
path="/templates",
label=MODULE_NAME,
icon="layout-template",
required_any=(READ_SCOPE, WRITE_SCOPE, PUBLISH_SCOPE, RENDER_SCOPE, ADMIN_SCOPE),
order=75,
),
),
frontend=FrontendModule(
module_id=MODULE_ID,
package_name="@govoplan/templates-webui",
routes=(
FrontendRoute(
path="/templates",
component="TemplatesPage",
required_any=(READ_SCOPE, WRITE_SCOPE, PUBLISH_SCOPE, RENDER_SCOPE, ADMIN_SCOPE),
order=75,
),
),
nav_items=(
NavItem(
path="/templates",
label=MODULE_NAME,
icon="layout-template",
required_any=(READ_SCOPE, WRITE_SCOPE, PUBLISH_SCOPE, RENDER_SCOPE, ADMIN_SCOPE),
order=75,
),
),
view_surfaces=(
ViewSurface(id="templates.page", module_id=MODULE_ID, kind="route", label="Templates", order=75),
ViewSurface(id="templates.library", module_id=MODULE_ID, kind="section", label="Template library", order=10),
ViewSurface(id="templates.editor", module_id=MODULE_ID, kind="section", label="Template editor", order=20),
ViewSurface(id="templates.preview", module_id=MODULE_ID, kind="section", label="Template preview and output", order=30),
),
),
route_factory=_router,
capability_factories={
CAPABILITY_TEMPLATE_CATALOG: _catalog,
CAPABILITY_TEMPLATE_RENDERER: _renderer,
},
tenant_summary_providers=(_tenant_summary,),
migration_spec=MigrationSpec(
module_id=MODULE_ID,
metadata=Base.metadata,
script_location=str(Path(__file__).with_name("migrations") / "versions"),
retirement_supported=True,
retirement_provider=drop_table_retirement_provider(
template_models.TemplateRender,
template_models.TemplateRevision,
template_models.TemplateDefinition,
label=MODULE_NAME,
),
retirement_notes=(
"Destructive retirement removes template definitions, immutable revisions, bounded outputs, "
"and render evidence after the installer captures a database snapshot."
),
),
uninstall_guard_providers=(
persistent_table_uninstall_guard(
template_models.TemplateDefinition,
template_models.TemplateRevision,
template_models.TemplateRender,
label=MODULE_NAME,
),
),
documentation=DOCUMENTATION,
architecture=declared_module_architecture(
layer="content_records_evidence",
kind="domain",
maturity="vertical_slice",
documentation_ref="docs/TEMPLATE_BOUNDARY.md",
test_ref="tests/test_templates.py",
known_limits=(
"The baseline emits safe deterministic HTML/text for browser or OS printing; PDF and printer delivery remain connector concerns.",
),
supported_authority_modes=("native_authoritative",),
owned_concepts=("template definition", "template revision", "template render evidence"),
non_owned_concepts=("recipient", "campaign", "file asset", "printer endpoint"),
recovery_docs=("docs/TEMPLATE_BOUNDARY.md",),
security_docs=("docs/TEMPLATE_BOUNDARY.md",),
operations_docs=("README.md",),
),
)
def get_manifest() -> ModuleManifest:
return manifest