970 lines
33 KiB
TypeScript
970 lines
33 KiB
TypeScript
import path from 'node:path';
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import { marked } from 'marked';
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import { Liquid } from 'liquidjs';
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import type { MediaData } from './MediaEngine';
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import type { PostData } from './PostEngine';
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import { PICO_THEME_NAMES } from '../shared/picoThemes';
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import { TAG_CLOUD_RUNTIME_JS } from './assets/tagCloudRuntime';
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export interface HtmlRewriteContext {
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canonicalPostPathBySlug: Map<string, string>;
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canonicalMediaPathBySourcePath: Map<string, string>;
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}
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export interface TemplatePostEntry {
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id: string;
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title: string;
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content: string;
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show_title: boolean;
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}
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export interface CategoryRenderSettings {
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renderInLists: boolean;
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showTitle: boolean;
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}
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export interface DayBlockContext {
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date_label: string;
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show_date_marker: boolean;
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show_separator: boolean;
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posts: TemplatePostEntry[];
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}
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export interface PaginationContext {
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page: number;
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maxPostsPerPage: number;
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totalPosts: number;
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}
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export type ArchiveRouteKind = 'date' | 'non-date';
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export type DateArchiveContext = {
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kind: 'root' | 'year' | 'month' | 'day' | 'tag' | 'category';
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name?: string;
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year?: number;
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month?: number;
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day?: number;
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};
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export interface PostListTemplateContext {
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page_title: string;
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language: string;
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pico_stylesheet_href?: string;
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html_theme_attribute?: string;
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is_date_archive: boolean;
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show_archive_range_heading: boolean;
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archive_context: {
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kind: 'root' | 'year' | 'month' | 'day' | 'tag' | 'category';
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name: string | null;
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year: number | null;
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month: number | null;
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day: number | null;
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} | null;
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min_date: { day: number; month: number; year: number } | null;
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max_date: { day: number; month: number; year: number } | null;
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is_list_page: boolean;
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is_first_page: boolean;
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is_last_page: boolean;
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has_prev_page: boolean;
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has_next_page: boolean;
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prev_page_href: string;
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next_page_href: string;
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canonical_post_path_by_slug: Record<string, string>;
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canonical_media_path_by_source_path: Record<string, string>;
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day_blocks: DayBlockContext[];
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}
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export interface SinglePostTemplateContext {
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page_title: string;
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language: string;
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pico_stylesheet_href?: string;
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html_theme_attribute?: string;
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post: TemplatePostEntry;
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canonical_post_path_by_slug: Record<string, string>;
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canonical_media_path_by_source_path: Record<string, string>;
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}
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export interface NotFoundTemplateContext {
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page_title: string;
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language: string;
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pico_stylesheet_href?: string;
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html_theme_attribute?: string;
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}
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export interface RoutePagination {
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pathname: string;
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page: number;
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}
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export interface MediaEngineContract {
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getAllMedia: () => Promise<MediaData[]>;
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setProjectContext?: (projectId: string, dataDir?: string, internalDir?: string) => void;
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}
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export interface PostMediaEngineContract {
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getLinkedMediaDataForPost: (postId: string) => Promise<Array<{ media: MediaData }>>;
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setProjectContext: (projectId: string) => void;
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}
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export interface PostEngineContract {
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getPost: (id: string) => Promise<PostData | null>;
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getPostsFiltered?: (filter: { status?: 'draft' | 'published' | 'archived' }) => Promise<PostData[]>;
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}
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export interface PreviewAssetDefinition {
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contentType: string;
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modulePath?: string;
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sourceText?: string;
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}
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export interface TagUsageEntry {
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tag: string;
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count: number;
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}
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export type TagCloudOrientationMode = 'horizontal' | 'mixed-hv' | 'mixed-diagonal';
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export function normalizeTagCloudOrientation(value: string | undefined): TagCloudOrientationMode {
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const normalized = (value || '').trim().toLowerCase();
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if (normalized === 'mixed_hv' || normalized === 'mixed-hv' || normalized === 'hv' || normalized === 'horizontal_vertical') {
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return 'mixed-hv';
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}
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if (normalized === 'mixed_diagonal' || normalized === 'mixed-diagonal' || normalized === 'diagonal' || normalized === 'diag') {
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return 'mixed-diagonal';
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}
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return 'horizontal';
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}
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export const PREVIEW_ASSETS: Record<string, PreviewAssetDefinition> = {
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'pico.min.css': {
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modulePath: '@picocss/pico/css/pico.min.css',
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contentType: 'text/css; charset=utf-8',
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},
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...Object.fromEntries(
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PICO_THEME_NAMES.map((theme) => [
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`pico.${theme}.min.css`,
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{
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modulePath: `@picocss/pico/css/pico.${theme}.min.css`,
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contentType: 'text/css; charset=utf-8',
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},
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])
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),
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'lightbox.min.css': {
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modulePath: 'lightbox2/dist/css/lightbox.min.css',
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contentType: 'text/css; charset=utf-8',
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},
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'lightbox.min.js': {
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modulePath: 'lightbox2/dist/js/lightbox-plus-jquery.min.js',
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contentType: 'application/javascript; charset=utf-8',
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},
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'd3.layout.cloud.js': {
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modulePath: 'd3-cloud/build/d3.layout.cloud.js',
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contentType: 'application/javascript; charset=utf-8',
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},
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'tag-cloud.js': {
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contentType: 'application/javascript; charset=utf-8',
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sourceText: TAG_CLOUD_RUNTIME_JS,
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},
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};
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export const PREVIEW_IMAGE_ASSETS = {
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'prev.png': {
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modulePath: 'lightbox2/dist/images/prev.png',
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contentType: 'image/png',
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},
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'next.png': {
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modulePath: 'lightbox2/dist/images/next.png',
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contentType: 'image/png',
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},
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'close.png': {
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modulePath: 'lightbox2/dist/images/close.png',
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contentType: 'image/png',
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},
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'loading.gif': {
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modulePath: 'lightbox2/dist/images/loading.gif',
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contentType: 'image/gif',
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},
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} as const;
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const DEFAULT_MAX_POSTS_PER_PAGE = 50;
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const MIN_MAX_POSTS_PER_PAGE = 1;
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const MAX_MAX_POSTS_PER_PAGE = 500;
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export function clampMaxPostsPerPage(value: unknown): number {
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if (typeof value !== 'number' || !Number.isFinite(value)) {
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return DEFAULT_MAX_POSTS_PER_PAGE;
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}
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const normalized = Math.floor(value);
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if (normalized < MIN_MAX_POSTS_PER_PAGE) return DEFAULT_MAX_POSTS_PER_PAGE;
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if (normalized > MAX_MAX_POSTS_PER_PAGE) return MAX_MAX_POSTS_PER_PAGE;
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return normalized;
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}
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export function resolvePageTitle(metadata: { description?: string; name?: string } | null, fallbackProjectName?: string, fallbackProjectDescription?: string): string {
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const candidate = metadata?.description?.trim();
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if (candidate) {
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return candidate;
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}
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const metadataName = metadata?.name?.trim();
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if (metadataName) {
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return metadataName;
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}
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const descriptionFallback = fallbackProjectDescription?.trim();
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if (descriptionFallback) {
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return descriptionFallback;
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}
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const fallback = fallbackProjectName?.trim();
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if (fallback) {
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return fallback;
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}
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return 'Blog Preview';
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}
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export function escapeHtml(value: string): string {
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return value
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.replace(/&/g, '&')
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.replace(/</g, '<')
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.replace(/>/g, '>')
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.replace(/"/g, '"')
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.replace(/'/g, ''');
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}
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export function parseMacroParams(paramString: string | undefined): Record<string, string> {
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if (!paramString) return {};
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const params: Record<string, string> = {};
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const regex = /(\w+)=(?:["']([^"']*?)["']|([^\s\]]+))/g;
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let match: RegExpExecArray | null = null;
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while ((match = regex.exec(paramString)) !== null) {
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params[match[1]] = match[2] !== undefined ? match[2] : match[3];
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}
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return params;
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}
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export function parseIntegerParam(value: string | undefined): number | null {
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if (!value) return null;
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const parsed = Number.parseInt(value, 10);
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return Number.isInteger(parsed) ? parsed : null;
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}
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export function normalizeMacroName(name: string): string {
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if (name === 'photo_album') {
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return 'photo_archive';
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}
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return name;
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}
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export function buildCanonicalMediaPath(media: MediaData): string {
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const year = media.createdAt.getFullYear();
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const month = String(media.createdAt.getMonth() + 1).padStart(2, '0');
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return `/media/${year}/${month}/${media.filename}`;
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}
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export function isRenderableImage(media: MediaData): boolean {
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if (media.mimeType?.toLowerCase().startsWith('image/')) {
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return true;
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}
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const extension = path.extname(media.filename).toLowerCase();
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return ['.jpg', '.jpeg', '.png', '.gif', '.webp', '.svg', '.bmp', '.avif'].includes(extension);
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}
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export function buildPhotoArchiveBuckets(
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mediaItems: MediaData[],
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params: Record<string, string>,
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): Array<{ year: number; month: number; media: MediaData[] }> {
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const yearParam = parseIntegerParam(params.year);
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const monthParam = parseIntegerParam(params.month);
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const filteredByDate = mediaItems.filter((media) => {
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const year = media.createdAt.getFullYear();
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const month = media.createdAt.getMonth() + 1;
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if (yearParam !== null && year !== yearParam) {
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return false;
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}
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if (monthParam !== null && month !== monthParam) {
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return false;
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}
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return true;
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});
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const buckets = new Map<string, { year: number; month: number; media: MediaData[] }>();
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for (const media of filteredByDate) {
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const year = media.createdAt.getFullYear();
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const month = media.createdAt.getMonth() + 1;
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const key = `${year}-${String(month).padStart(2, '0')}`;
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const existing = buckets.get(key);
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if (existing) {
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existing.media.push(media);
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continue;
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}
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buckets.set(key, { year, month, media: [media] });
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}
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let orderedBuckets = Array.from(buckets.values())
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.sort((a, b) => (b.year * 12 + b.month) - (a.year * 12 + a.month));
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if (yearParam === null) {
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orderedBuckets = orderedBuckets.slice(0, 10);
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}
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for (const bucket of orderedBuckets) {
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bucket.media.sort((a, b) => b.createdAt.getTime() - a.createdAt.getTime());
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}
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return orderedBuckets;
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}
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export function renderGalleryMacro(
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params: Record<string, string>,
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postId: string,
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mediaItems: MediaData[],
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linkedMediaIds: Set<string> | null,
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): string {
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const requestedColumns = parseIntegerParam(params.columns);
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const columns = requestedColumns && requestedColumns >= 1 && requestedColumns <= 6 ? requestedColumns : 3;
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const caption = params.caption ? `<figcaption class="gallery-caption">${escapeHtml(params.caption)}</figcaption>` : '';
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const linkedImages = mediaItems
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.filter((media) => {
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if (!isRenderableImage(media)) {
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return false;
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}
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const linkedByPostMedia = linkedMediaIds?.has(media.id) ?? false;
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const linkedBySidecar = Array.isArray(media.linkedPostIds) && media.linkedPostIds.includes(postId);
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return linkedByPostMedia || linkedBySidecar;
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})
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.sort((a, b) => b.createdAt.getTime() - a.createdAt.getTime());
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const groupName = `gallery-${escapeHtml(postId || 'post')}`;
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const galleryItems = linkedImages.map((media) => {
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const mediaPath = escapeHtml(buildCanonicalMediaPath(media));
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const title = escapeHtml(media.caption || media.title || media.originalName || media.filename);
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const alt = escapeHtml(media.alt || media.title || media.originalName || media.filename);
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return `<a class="gallery-item" href="${mediaPath}" data-lightbox="${groupName}" data-title="${title}"><img src="${mediaPath}" alt="${alt}" loading="lazy" /></a>`;
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}).join('');
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const content = galleryItems || '<div class="gallery-empty">No linked images found.</div>';
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return `<div class="macro-gallery gallery-cols-${columns}" data-post-id="${escapeHtml(postId)}" data-columns="${columns}" data-lightbox="true"><div class="gallery-container gallery-lightbox">${content}</div>${caption}</div>`;
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}
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export function renderPhotoArchiveMacro(params: Record<string, string>, mediaItems: MediaData[]): string {
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const monthNames = ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'];
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const yearParam = parseIntegerParam(params.year);
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const monthParam = parseIntegerParam(params.month);
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const rootClasses = ['macro-photo-archive'];
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if (yearParam === null) {
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rootClasses.push('photo-archive-recent-months');
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} else if (monthParam !== null) {
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rootClasses.push('photo-archive-single-month');
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} else {
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rootClasses.push('photo-archive-full-year');
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}
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const dataAttrs: string[] = [];
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if (yearParam === null) {
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dataAttrs.push('data-recent="10"');
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} else {
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dataAttrs.push(`data-year="${escapeHtml(String(yearParam))}"`);
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if (monthParam !== null) {
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dataAttrs.push(`data-month="${escapeHtml(String(monthParam))}"`);
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}
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}
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const renderableMedia = mediaItems.filter((media) => isRenderableImage(media));
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const buckets = buildPhotoArchiveBuckets(renderableMedia, params);
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if (buckets.length === 0) {
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return `<div class="${rootClasses.join(' ')}" ${dataAttrs.join(' ')}><div class="photo-archive-container"><div class="photo-archive-empty">No photos found for this archive.</div></div></div>`;
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}
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const monthsHtml = buckets.map((bucket) => {
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const monthName = monthNames[bucket.month - 1] || String(bucket.month);
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const label = `${monthName} ${bucket.year}`;
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const groupName = `photo-archive-${bucket.year}-${String(bucket.month).padStart(2, '0')}`;
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const itemsHtml = bucket.media.map((media) => {
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const mediaPath = escapeHtml(buildCanonicalMediaPath(media));
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const title = escapeHtml(media.caption || media.title || media.originalName || media.filename);
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const alt = escapeHtml(media.alt || media.title || media.originalName || media.filename);
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return `<a class="photo-archive-item" href="${mediaPath}" data-lightbox="${groupName}" data-title="${title}"><img src="${mediaPath}" alt="${alt}" loading="lazy" /></a>`;
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}).join('');
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return `<div class="photo-archive-month-wrapper"><div class="photo-archive-month"><div class="photo-archive-month-label"><span>${escapeHtml(label)}</span></div><div class="photo-archive-gallery">${itemsHtml}</div></div></div>`;
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}).join('');
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return `<div class="${rootClasses.join(' ')}" ${dataAttrs.join(' ')}><div class="photo-archive-container">${monthsHtml}</div></div>`;
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}
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export function renderTagCloudMacro(params: Record<string, string>, tagUsage: TagUsageEntry[]): string {
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const widthParam = parseIntegerParam(params.width);
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const heightParam = parseIntegerParam(params.height);
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const orientation = normalizeTagCloudOrientation(params.orientation);
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const width = widthParam && widthParam >= 320 && widthParam <= 1600 ? widthParam : 900;
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const height = heightParam && heightParam >= 180 && heightParam <= 900 ? heightParam : 420;
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if (tagUsage.length === 0) {
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return `<div class="macro-tag-cloud" data-tag-cloud="true" data-orientation="${orientation}" data-color-distribution="quantile" data-color-easing="0.7" data-color-theme="pico"><div class="tag-cloud-empty">No tags found.</div></div>`;
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}
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const minCount = Math.min(...tagUsage.map((entry) => entry.count));
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const maxCount = Math.max(...tagUsage.map((entry) => entry.count));
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const minFont = 14;
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const maxFont = 56;
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const words = tagUsage.map((entry) => {
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const normalizedSize = maxCount === minCount
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? Math.round((minFont + maxFont) / 2)
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: Math.round(minFont + ((entry.count - minCount) / (maxCount - minCount)) * (maxFont - minFont));
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return {
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text: entry.tag,
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size: normalizedSize,
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count: entry.count,
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url: `/tag/${encodeURIComponent(entry.tag)}/`,
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};
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});
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const wordsJson = escapeHtml(JSON.stringify(words));
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return `<div class="macro-tag-cloud" data-tag-cloud="true" data-orientation="${orientation}" data-color-distribution="quantile" data-color-easing="0.7" data-color-theme="pico" data-tag-cloud-words="${wordsJson}" data-width="${width}" data-height="${height}"><svg class="tag-cloud-canvas" viewBox="0 0 ${width} ${height}" preserveAspectRatio="xMidYMid meet" aria-label="Tag cloud"></svg></div>`;
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}
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export function isExternalOrSpecialUrl(value: string): boolean {
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const normalized = value.trim();
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if (!normalized) return false;
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if (normalized.startsWith('#') || normalized.startsWith('//')) return true;
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return /^[a-z][a-z0-9+.-]*:/i.test(normalized);
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}
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export function splitPathSuffix(value: string): { pathPart: string; suffix: string } {
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const match = value.match(/^([^?#]*)([?#].*)?$/);
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return {
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pathPart: match?.[1] ?? value,
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suffix: match?.[2] ?? '',
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};
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}
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export function normalizePreviewHref(rawHref: string, rewriteContext: HtmlRewriteContext): string {
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if (!rawHref || isExternalOrSpecialUrl(rawHref)) {
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return rawHref;
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}
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const { pathPart, suffix } = splitPathSuffix(rawHref.trim());
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const canonicalDayRouteMatch = pathPart.match(/^\/(\d{4})\/(\d{1,2})\/(\d{1,2})\/([a-z0-9-]+)(?:\.html?)?$/i);
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if (canonicalDayRouteMatch) {
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const [, year, month, day, slug] = canonicalDayRouteMatch;
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const normalizedMonth = String(Number(month)).padStart(2, '0');
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const normalizedDay = String(Number(day)).padStart(2, '0');
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return `/${year}/${normalizedMonth}/${normalizedDay}/${slug}${suffix}`;
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}
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|
|
const postBySlugMatch = pathPart.match(/^\/?post\/([a-z0-9-]+(?:\.html?)?)$/i);
|
|
if (postBySlugMatch) {
|
|
const slug = postBySlugMatch[1].replace(/\.html?$/i, '');
|
|
const canonical = rewriteContext.canonicalPostPathBySlug.get(slug);
|
|
return `${canonical ?? `/posts/${slug}`}${suffix}`;
|
|
}
|
|
|
|
const postByYearMonthSlugMatch = pathPart.match(/^\/?post\/(\d{4})\/(\d{1,2})\/([a-z0-9-]+(?:\.html?)?)$/i);
|
|
if (postByYearMonthSlugMatch) {
|
|
const [, , , rawSlug] = postByYearMonthSlugMatch;
|
|
const slug = rawSlug.replace(/\.html?$/i, '');
|
|
const canonical = rewriteContext.canonicalPostPathBySlug.get(slug);
|
|
return `${canonical ?? `/posts/${slug}`}${suffix}`;
|
|
}
|
|
|
|
const postsBySlugMatch = pathPart.match(/^\/?posts\/([a-z0-9-]+(?:\.html?)?)$/i);
|
|
if (postsBySlugMatch) {
|
|
const slug = postsBySlugMatch[1].replace(/\.html?$/i, '');
|
|
const canonical = rewriteContext.canonicalPostPathBySlug.get(slug);
|
|
return `${canonical ?? `/posts/${slug}`}${suffix}`;
|
|
}
|
|
|
|
const postsByYearMonthSlugMatch = pathPart.match(/^\/?posts\/(\d{4})\/(\d{1,2})\/([a-z0-9-]+(?:\.html?)?)$/i);
|
|
if (postsByYearMonthSlugMatch) {
|
|
const [, , , rawSlug] = postsByYearMonthSlugMatch;
|
|
const slug = rawSlug.replace(/\.html?$/i, '');
|
|
const canonical = rewriteContext.canonicalPostPathBySlug.get(slug);
|
|
return `${canonical ?? `/posts/${slug}`}${suffix}`;
|
|
}
|
|
|
|
return rawHref;
|
|
}
|
|
|
|
export function normalizePreviewSrc(rawSrc: string, rewriteContext: HtmlRewriteContext): string {
|
|
if (!rawSrc || isExternalOrSpecialUrl(rawSrc)) {
|
|
return rawSrc;
|
|
}
|
|
|
|
const { pathPart, suffix } = splitPathSuffix(rawSrc.trim());
|
|
const mediaMatch = pathPart.match(/^\/?media\/(\d{4})\/(\d{2})\/([^\s]+)$/i);
|
|
if (!mediaMatch) {
|
|
return rawSrc;
|
|
}
|
|
|
|
const [, year, month, filename] = mediaMatch;
|
|
const sourceKey = `media/${year}/${month}/${filename}`.toLowerCase();
|
|
const canonicalPath = rewriteContext.canonicalMediaPathBySourcePath.get(sourceKey);
|
|
if (canonicalPath) {
|
|
return `${canonicalPath}${suffix}`;
|
|
}
|
|
|
|
return `/media/${year}/${month}/${filename}${suffix}`;
|
|
}
|
|
|
|
export function rewriteRenderedHtmlUrls(html: string, rewriteContext: HtmlRewriteContext): string {
|
|
return html
|
|
.replace(/\bhref=(['"])(.*?)\1/gi, (_fullMatch, quote: string, href: string) => {
|
|
const rewritten = normalizePreviewHref(href, rewriteContext);
|
|
return `href=${quote}${rewritten}${quote}`;
|
|
})
|
|
.replace(/\bsrc=(['"])(.*?)\1/gi, (_fullMatch, quote: string, src: string) => {
|
|
const rewritten = normalizePreviewSrc(src, rewriteContext);
|
|
return `src=${quote}${rewritten}${quote}`;
|
|
});
|
|
}
|
|
|
|
export function renderMacro(
|
|
name: string,
|
|
params: Record<string, string>,
|
|
postId: string,
|
|
mediaItems: MediaData[],
|
|
linkedMediaIds: Set<string> | null,
|
|
tagUsage: TagUsageEntry[],
|
|
): string {
|
|
const normalizedName = normalizeMacroName(name);
|
|
|
|
if (normalizedName === 'youtube') {
|
|
const id = escapeHtml(params.id || '');
|
|
const title = escapeHtml(params.title || 'YouTube video');
|
|
if (!id) return '';
|
|
return `<div class="macro-youtube"><iframe src="https://www.youtube.com/embed/${id}?rel=0" title="${title}" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe></div>`;
|
|
}
|
|
|
|
if (normalizedName === 'vimeo') {
|
|
const id = escapeHtml(params.id || '');
|
|
const title = escapeHtml(params.title || 'Vimeo video');
|
|
if (!id) return '';
|
|
return `<div class="macro-vimeo"><iframe src="https://player.vimeo.com/video/${id}" title="${title}" frameborder="0" allow="autoplay; fullscreen; picture-in-picture" allowfullscreen></iframe></div>`;
|
|
}
|
|
|
|
if (normalizedName === 'gallery') {
|
|
return renderGalleryMacro(params, postId, mediaItems, linkedMediaIds);
|
|
}
|
|
|
|
if (normalizedName === 'photo_archive') {
|
|
return renderPhotoArchiveMacro(params, mediaItems);
|
|
}
|
|
|
|
if (normalizedName === 'tag_cloud') {
|
|
return renderTagCloudMacro(params, tagUsage);
|
|
}
|
|
|
|
return '';
|
|
}
|
|
|
|
export function buildCanonicalPostPath(post: PostData): string {
|
|
const year = post.createdAt.getFullYear();
|
|
const month = String(post.createdAt.getMonth() + 1).padStart(2, '0');
|
|
const day = String(post.createdAt.getDate()).padStart(2, '0');
|
|
return `/${year}/${month}/${day}/${post.slug}`;
|
|
}
|
|
|
|
export function formatArchiveDate(date: Date): string {
|
|
const day = String(date.getDate()).padStart(2, '0');
|
|
const month = String(date.getMonth() + 1).padStart(2, '0');
|
|
const year = String(date.getFullYear());
|
|
return `${day}.${month}.${year}`;
|
|
}
|
|
|
|
export function getArchiveDateKey(date: Date): string {
|
|
const year = String(date.getFullYear());
|
|
const month = String(date.getMonth() + 1).padStart(2, '0');
|
|
const day = String(date.getDate()).padStart(2, '0');
|
|
return `${year}-${month}-${day}`;
|
|
}
|
|
|
|
export function toDateParts(date: Date): { day: number; month: number; year: number } {
|
|
return {
|
|
day: date.getDate(),
|
|
month: date.getMonth() + 1,
|
|
year: date.getFullYear(),
|
|
};
|
|
}
|
|
|
|
export function buildPaginationHref(basePathname: string, page: number): string {
|
|
const base = basePathname === '/' ? '' : basePathname;
|
|
if (page <= 1) {
|
|
return basePathname === '/' ? '/' : `${basePathname}/`;
|
|
}
|
|
|
|
return `${base}/page/${page}/`;
|
|
}
|
|
|
|
export function parseRoutePagination(pathname: string): RoutePagination | null {
|
|
const pageMatch = pathname.match(/^(.*)\/page\/(\d+)$/);
|
|
if (!pageMatch) {
|
|
return { pathname, page: 1 };
|
|
}
|
|
|
|
const page = Number(pageMatch[2]);
|
|
if (!Number.isInteger(page) || page < 1) {
|
|
return null;
|
|
}
|
|
|
|
const basePathname = pageMatch[1] || '/';
|
|
return {
|
|
pathname: basePathname,
|
|
page,
|
|
};
|
|
}
|
|
|
|
export function mapToRecord(map: Map<string, string>): Record<string, string> {
|
|
return Object.fromEntries(map.entries());
|
|
}
|
|
|
|
export function recordToMap(record: unknown): Map<string, string> {
|
|
if (!record || typeof record !== 'object') {
|
|
return new Map<string, string>();
|
|
}
|
|
|
|
return new Map<string, string>(
|
|
Object.entries(record as Record<string, unknown>)
|
|
.filter((entry): entry is [string, string] => typeof entry[1] === 'string'),
|
|
);
|
|
}
|
|
|
|
export class PageRenderer {
|
|
private readonly mediaEngine: MediaEngineContract;
|
|
private readonly postMediaEngine: PostMediaEngineContract;
|
|
private readonly postEngineForMacros?: PostEngineContract;
|
|
private readonly liquid: Liquid;
|
|
|
|
constructor(mediaEngine: MediaEngineContract, postMediaEngine: PostMediaEngineContract, postEngineForMacros?: PostEngineContract) {
|
|
this.mediaEngine = mediaEngine;
|
|
this.postMediaEngine = postMediaEngine;
|
|
this.postEngineForMacros = postEngineForMacros;
|
|
|
|
const templateRoots = [
|
|
path.resolve(__dirname, 'templates'),
|
|
path.resolve(process.cwd(), 'dist', 'main', 'engine', 'templates'),
|
|
path.resolve(process.cwd(), 'src', 'main', 'engine', 'templates'),
|
|
];
|
|
|
|
this.liquid = new Liquid({
|
|
root: templateRoots,
|
|
extname: '.liquid',
|
|
cache: true,
|
|
});
|
|
|
|
this.liquid.registerFilter('markdown', async (value: unknown, postIdArg: unknown, canonicalPostsArg: unknown, canonicalMediaArg: unknown) => {
|
|
const content = typeof value === 'string' ? value : '';
|
|
const postId = typeof postIdArg === 'string' ? postIdArg : '';
|
|
const rewriteContext: HtmlRewriteContext = {
|
|
canonicalPostPathBySlug: recordToMap(canonicalPostsArg),
|
|
canonicalMediaPathBySourcePath: recordToMap(canonicalMediaArg),
|
|
};
|
|
|
|
const needsMediaLookup = /\[\[(gallery|photo_archive|photo_album)\b/i.test(content);
|
|
const needsTagCloudLookup = /\[\[(tag_cloud)\b/i.test(content);
|
|
const mediaItems = needsMediaLookup
|
|
? await this.mediaEngine.getAllMedia().catch(() => [] as MediaData[])
|
|
: [];
|
|
|
|
const tagUsage = needsTagCloudLookup
|
|
? await this.getTagUsageData()
|
|
: [];
|
|
|
|
const linkedMediaIds = needsMediaLookup && postId
|
|
? await this.postMediaEngine.getLinkedMediaDataForPost(postId)
|
|
.then((links) => new Set<string>(links.map((link) => link.media?.id).filter((id): id is string => typeof id === 'string' && id.length > 0)))
|
|
.catch(() => null)
|
|
: null;
|
|
|
|
const withMacros = content.replace(/\[\[(\w+)(?:\s+([^\]]+))?\]\]/g, (_match, macroName: string, rawParams: string | undefined) => {
|
|
const params = parseMacroParams(rawParams);
|
|
return renderMacro(macroName.toLowerCase(), params, postId, mediaItems, linkedMediaIds, tagUsage);
|
|
});
|
|
|
|
const markdownHtml = await marked.parse(withMacros, { async: true, gfm: true, breaks: false });
|
|
return rewriteRenderedHtmlUrls(markdownHtml, rewriteContext);
|
|
});
|
|
}
|
|
|
|
private async getTagUsageData(): Promise<TagUsageEntry[]> {
|
|
if (!this.postEngineForMacros?.getPostsFiltered) {
|
|
return [];
|
|
}
|
|
|
|
const posts = await this.postEngineForMacros.getPostsFiltered({ status: 'published' }).catch(() => [] as PostData[]);
|
|
const tagCounts = new Map<string, number>();
|
|
|
|
for (const post of posts) {
|
|
const postTags = Array.isArray(post.tags) ? post.tags : [];
|
|
const uniqueTags = new Set<string>(
|
|
postTags
|
|
.map((tag) => tag.trim())
|
|
.filter((tag) => tag.length > 0),
|
|
);
|
|
|
|
for (const tag of uniqueTags) {
|
|
tagCounts.set(tag, (tagCounts.get(tag) ?? 0) + 1);
|
|
}
|
|
}
|
|
|
|
return Array.from(tagCounts.entries())
|
|
.map(([tag, count]) => ({ tag, count }))
|
|
.sort((a, b) => (b.count - a.count) || a.tag.localeCompare(b.tag));
|
|
}
|
|
|
|
buildListTemplateContext(
|
|
posts: PostData[],
|
|
rewriteContext: HtmlRewriteContext,
|
|
options: {
|
|
archiveGrouping: boolean;
|
|
routeKind: ArchiveRouteKind;
|
|
archiveContext?: DateArchiveContext;
|
|
basePathname: string;
|
|
page_title: string;
|
|
language: string;
|
|
pico_stylesheet_href?: string;
|
|
html_theme_attribute?: string;
|
|
pagination?: PaginationContext;
|
|
categorySettings?: Record<string, CategoryRenderSettings>;
|
|
},
|
|
): PostListTemplateContext {
|
|
const shouldShowListTitle = (post: PostData): boolean => {
|
|
const categories = Array.isArray(post.categories) ? post.categories : [];
|
|
if (categories.length === 0) {
|
|
return true;
|
|
}
|
|
|
|
const settings = options.categorySettings ?? {};
|
|
const hasAnyNoTitleCategory = categories.some((category) => settings[category]?.showTitle === false);
|
|
if (hasAnyNoTitleCategory) {
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
};
|
|
|
|
const dayBlocks: DayBlockContext[] = [];
|
|
|
|
if (!options.archiveGrouping) {
|
|
dayBlocks.push({
|
|
date_label: '',
|
|
show_date_marker: false,
|
|
show_separator: false,
|
|
posts: posts.map((post) => ({
|
|
id: post.id,
|
|
title: post.title,
|
|
content: post.content,
|
|
show_title: shouldShowListTitle(post),
|
|
})),
|
|
});
|
|
} else {
|
|
let currentBlock: { key: string; block: DayBlockContext } | null = null;
|
|
|
|
for (const post of posts) {
|
|
const key = getArchiveDateKey(post.createdAt);
|
|
if (!currentBlock || currentBlock.key !== key) {
|
|
currentBlock = {
|
|
key,
|
|
block: {
|
|
date_label: formatArchiveDate(post.createdAt),
|
|
show_date_marker: true,
|
|
show_separator: false,
|
|
posts: [],
|
|
},
|
|
};
|
|
dayBlocks.push(currentBlock.block);
|
|
}
|
|
|
|
currentBlock.block.posts.push({
|
|
id: post.id,
|
|
title: post.title,
|
|
content: post.content,
|
|
show_title: shouldShowListTitle(post),
|
|
});
|
|
}
|
|
|
|
for (let index = 0; index < dayBlocks.length - 1; index += 1) {
|
|
dayBlocks[index].show_separator = true;
|
|
}
|
|
}
|
|
|
|
const pagination = options.pagination;
|
|
const isListPage = Boolean(pagination && pagination.totalPosts > pagination.maxPostsPerPage);
|
|
const isFirstPage = pagination ? pagination.page <= 1 : true;
|
|
const isLastPage = pagination
|
|
? (pagination.page * pagination.maxPostsPerPage) >= pagination.totalPosts
|
|
: true;
|
|
const hasPrevPage = Boolean(pagination && pagination.page > 1);
|
|
const hasNextPage = Boolean(pagination && (pagination.page * pagination.maxPostsPerPage) < pagination.totalPosts);
|
|
const prevPageHref = hasPrevPage
|
|
? buildPaginationHref(options.basePathname, (pagination as PaginationContext).page - 1)
|
|
: '';
|
|
const nextPageHref = hasNextPage
|
|
? buildPaginationHref(options.basePathname, (pagination as PaginationContext).page + 1)
|
|
: '';
|
|
|
|
let minDateParts: { day: number; month: number; year: number } | null = null;
|
|
let maxDateParts: { day: number; month: number; year: number } | null = null;
|
|
|
|
const hasRangeHeading = Boolean(
|
|
!isFirstPage
|
|
&& posts.length > 0
|
|
&& (
|
|
options.routeKind === 'date'
|
|
|| options.archiveContext?.kind === 'tag'
|
|
|| options.archiveContext?.kind === 'category'
|
|
),
|
|
);
|
|
|
|
if (hasRangeHeading) {
|
|
let minDate = posts[0].createdAt;
|
|
let maxDate = posts[0].createdAt;
|
|
|
|
for (const post of posts) {
|
|
if (post.createdAt.getTime() < minDate.getTime()) {
|
|
minDate = post.createdAt;
|
|
}
|
|
if (post.createdAt.getTime() > maxDate.getTime()) {
|
|
maxDate = post.createdAt;
|
|
}
|
|
}
|
|
|
|
minDateParts = toDateParts(minDate);
|
|
maxDateParts = toDateParts(maxDate);
|
|
}
|
|
|
|
return {
|
|
page_title: options.page_title,
|
|
language: options.language,
|
|
pico_stylesheet_href: options.pico_stylesheet_href,
|
|
html_theme_attribute: options.html_theme_attribute,
|
|
is_date_archive: options.routeKind === 'date',
|
|
show_archive_range_heading: hasRangeHeading,
|
|
archive_context: options.routeKind === 'date'
|
|
? {
|
|
kind: options.archiveContext?.kind ?? 'root',
|
|
name: options.archiveContext?.name ?? null,
|
|
year: options.archiveContext?.year ?? null,
|
|
month: options.archiveContext?.month ?? null,
|
|
day: options.archiveContext?.day ?? null,
|
|
}
|
|
: options.archiveContext
|
|
? {
|
|
kind: options.archiveContext.kind,
|
|
name: options.archiveContext.name ?? null,
|
|
year: options.archiveContext.year ?? null,
|
|
month: options.archiveContext.month ?? null,
|
|
day: options.archiveContext.day ?? null,
|
|
}
|
|
: null,
|
|
min_date: minDateParts,
|
|
max_date: maxDateParts,
|
|
is_list_page: isListPage,
|
|
is_first_page: isFirstPage,
|
|
is_last_page: isLastPage,
|
|
has_prev_page: hasPrevPage,
|
|
has_next_page: hasNextPage,
|
|
prev_page_href: prevPageHref,
|
|
next_page_href: nextPageHref,
|
|
canonical_post_path_by_slug: mapToRecord(rewriteContext.canonicalPostPathBySlug),
|
|
canonical_media_path_by_source_path: mapToRecord(rewriteContext.canonicalMediaPathBySourcePath),
|
|
day_blocks: dayBlocks,
|
|
};
|
|
}
|
|
|
|
async resolveRenderablePost(post: PostData, postEngine: PostEngineContract): Promise<PostData> {
|
|
if (post.status === 'published' && !post.content) {
|
|
const fullPost = await postEngine.getPost(post.id);
|
|
return fullPost ?? post;
|
|
}
|
|
|
|
return post;
|
|
}
|
|
|
|
async renderPostList(
|
|
posts: PostData[],
|
|
rewriteContext: HtmlRewriteContext,
|
|
options: {
|
|
archiveGrouping: boolean;
|
|
routeKind: ArchiveRouteKind;
|
|
archiveContext?: DateArchiveContext;
|
|
basePathname: string;
|
|
page_title: string;
|
|
language: string;
|
|
pico_stylesheet_href?: string;
|
|
html_theme_attribute?: string;
|
|
pagination?: PaginationContext;
|
|
categorySettings?: Record<string, CategoryRenderSettings>;
|
|
},
|
|
postEngine?: PostEngineContract,
|
|
): Promise<string> {
|
|
if (posts.length === 0) {
|
|
return '';
|
|
}
|
|
|
|
const renderablePosts = postEngine
|
|
? await Promise.all(posts.map(async (post) => this.resolveRenderablePost(post, postEngine)))
|
|
: posts;
|
|
const templateContext = this.buildListTemplateContext(
|
|
renderablePosts,
|
|
rewriteContext,
|
|
options,
|
|
);
|
|
|
|
return this.liquid.renderFile('post-list', templateContext);
|
|
}
|
|
|
|
async renderSinglePost(
|
|
post: PostData,
|
|
rewriteContext: HtmlRewriteContext,
|
|
pageContext: { page_title: string; language: string; pico_stylesheet_href?: string; html_theme_attribute?: string },
|
|
postEngine?: PostEngineContract,
|
|
): Promise<string> {
|
|
const renderablePost = postEngine
|
|
? await this.resolveRenderablePost(post, postEngine)
|
|
: post;
|
|
const context: SinglePostTemplateContext = {
|
|
...pageContext,
|
|
post: {
|
|
id: renderablePost.id,
|
|
title: renderablePost.title,
|
|
content: renderablePost.content,
|
|
show_title: false,
|
|
},
|
|
canonical_post_path_by_slug: mapToRecord(rewriteContext.canonicalPostPathBySlug),
|
|
canonical_media_path_by_source_path: mapToRecord(rewriteContext.canonicalMediaPathBySourcePath),
|
|
};
|
|
|
|
return this.liquid.renderFile('single-post', context);
|
|
}
|
|
|
|
async renderNotFound(context: NotFoundTemplateContext): Promise<string> {
|
|
return this.liquid.renderFile('not-found', context);
|
|
}
|
|
}
|