129 lines
3.4 KiB
TypeScript
129 lines
3.4 KiB
TypeScript
import Router from "koa-router";
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import { Op } from "sequelize";
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import { ValidationError } from "@server/errors";
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import auth from "@server/middlewares/authentication";
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import { Document, Revision } from "@server/models";
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import DocumentHelper from "@server/models/helpers/DocumentHelper";
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import { authorize } from "@server/policies";
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import { presentRevision } from "@server/presenters";
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import slugify from "@server/utils/slugify";
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import { assertPresent, assertSort, assertUuid } from "@server/validation";
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import pagination from "./middlewares/pagination";
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const router = new Router();
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router.post("revisions.info", auth(), async (ctx) => {
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const { id } = ctx.request.body;
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assertUuid(id, "id is required");
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const { user } = ctx.state;
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const revision = await Revision.findByPk(id, {
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rejectOnEmpty: true,
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});
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const document = await Document.findByPk(revision.documentId, {
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userId: user.id,
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});
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authorize(user, "read", document);
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const before = await revision.previous();
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ctx.body = {
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data: await presentRevision(
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revision,
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await DocumentHelper.diff(before, revision, {
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includeTitle: false,
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includeStyles: false,
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})
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),
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};
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});
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router.post("revisions.diff", auth(), async (ctx) => {
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const { id, compareToId } = ctx.request.body;
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assertUuid(id, "id is required");
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const { user } = ctx.state;
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const revision = await Revision.findByPk(id, {
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rejectOnEmpty: true,
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});
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const document = await Document.findByPk(revision.documentId, {
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userId: user.id,
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});
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authorize(user, "read", document);
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let before;
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if (compareToId) {
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assertUuid(compareToId, "compareToId must be a UUID");
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before = await Revision.findOne({
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where: {
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id: compareToId,
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documentId: revision.documentId,
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createdAt: {
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[Op.lt]: revision.createdAt,
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},
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},
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});
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if (!before) {
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throw ValidationError(
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"Revision could not be found, compareToId must be a revision of the same document before the provided revision"
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);
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}
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} else {
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before = await revision.previous();
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}
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const accept = ctx.request.headers["accept"];
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const content = await DocumentHelper.diff(before, revision);
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if (accept?.includes("text/html")) {
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ctx.set("Content-Type", "text/html");
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ctx.set(
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"Content-Disposition",
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`attachment; filename="${slugify(document.titleWithDefault)}-${
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revision.id
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}.html"`
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);
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ctx.body = content;
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return;
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}
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ctx.body = {
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data: content,
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};
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});
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router.post("revisions.list", auth(), pagination(), async (ctx) => {
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let { direction } = ctx.request.body;
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const { documentId, sort = "updatedAt" } = ctx.request.body;
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if (direction !== "ASC") {
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direction = "DESC";
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}
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assertSort(sort, Revision);
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assertPresent(documentId, "documentId is required");
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const { user } = ctx.state;
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const document = await Document.findByPk(documentId, {
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userId: user.id,
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});
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authorize(user, "read", document);
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const revisions = await Revision.findAll({
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where: {
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documentId: document.id,
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},
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order: [[sort, direction]],
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offset: ctx.state.pagination.offset,
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limit: ctx.state.pagination.limit,
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});
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const data = await Promise.all(
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revisions.map((revision) => presentRevision(revision))
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);
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ctx.body = {
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pagination: ctx.state.pagination,
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data,
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};
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});
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export default router;
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