Files
blog/node_modules/hexo/dist/box/index.js
2025-07-16 16:30:56 +00:00

239 lines
8.8 KiB
JavaScript

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const path_1 = require("path");
const bluebird_1 = __importDefault(require("bluebird"));
const file_1 = __importDefault(require("./file"));
const hexo_util_1 = require("hexo-util");
const hexo_fs_1 = require("hexo-fs");
const picocolors_1 = require("picocolors");
const events_1 = require("events");
const micromatch_1 = require("micromatch");
const defaultPattern = new hexo_util_1.Pattern(() => ({}));
class Box extends events_1.EventEmitter {
constructor(ctx, base, options) {
super();
this.options = Object.assign({
persistent: true,
awaitWriteFinish: {
stabilityThreshold: 200
}
}, options);
if (!base.endsWith(path_1.sep)) {
base += path_1.sep;
}
this.context = ctx;
this.base = base;
this.processors = [];
this._processingFiles = {};
this.watcher = null;
this.Cache = ctx.model('Cache');
this.File = this._createFileClass();
let targets = this.options.ignored || [];
if (ctx.config.ignore && ctx.config.ignore.length) {
targets = targets.concat(ctx.config.ignore);
}
this.ignore = targets;
this.options.ignored = targets.map(s => toRegExp(ctx, s)).filter(x => x);
}
_createFileClass() {
const ctx = this.context;
class _File extends file_1.default {
render(options) {
return ctx.render.render({
path: this.source
}, options);
}
renderSync(options) {
return ctx.render.renderSync({
path: this.source
}, options);
}
}
_File.prototype.box = this;
return _File;
}
addProcessor(pattern, fn) {
if (!fn && typeof pattern === 'function') {
fn = pattern;
pattern = defaultPattern;
}
if (typeof fn !== 'function')
throw new TypeError('fn must be a function');
if (!(pattern instanceof hexo_util_1.Pattern))
pattern = new hexo_util_1.Pattern(pattern);
this.processors.push({
pattern,
process: fn
});
}
_readDir(base, prefix = '') {
const { context: ctx } = this;
const results = [];
return readDirWalker(ctx, base, results, this.ignore, prefix)
.return(results)
.map(path => this._checkFileStatus(path))
.map(file => this._processFile(file.type, file.path).return(file.path));
}
_checkFileStatus(path) {
const { Cache, context: ctx } = this;
const src = (0, path_1.join)(this.base, path);
return Cache.compareFile(escapeBackslash(src.substring(ctx.base_dir.length)), () => getHash(src), () => (0, hexo_fs_1.stat)(src)).then(result => ({
type: result.type,
path
}));
}
process(callback) {
const { base, Cache, context: ctx } = this;
return (0, hexo_fs_1.stat)(base).then(stats => {
if (!stats.isDirectory())
return;
// Check existing files in cache
const relativeBase = escapeBackslash(base.substring(ctx.base_dir.length));
const cacheFiles = Cache.filter(item => item._id.startsWith(relativeBase)).map(item => item._id.substring(relativeBase.length));
// Handle deleted files
return this._readDir(base)
.then((files) => cacheFiles.filter((path) => !files.includes(path)))
.map((path) => this._processFile(file_1.default.TYPE_DELETE, path));
}).catch(err => {
if (err && err.code !== 'ENOENT')
throw err;
}).asCallback(callback);
}
_processFile(type, path) {
if (this._processingFiles[path]) {
return bluebird_1.default.resolve();
}
this._processingFiles[path] = true;
const { base, File, context: ctx } = this;
this.emit('processBefore', {
type,
path
});
return bluebird_1.default.reduce(this.processors, (count, processor) => {
const params = processor.pattern.match(path);
if (!params)
return count;
const file = new File({
// source is used for filesystem path, keep backslashes on Windows
source: (0, path_1.join)(base, path),
// path is used for URL path, replace backslashes on Windows
path: escapeBackslash(path),
params,
type
});
return Reflect.apply(bluebird_1.default.method(processor.process), ctx, [file])
.thenReturn(count + 1);
}, 0).then(count => {
if (count) {
ctx.log.debug('Processed: %s', (0, picocolors_1.magenta)(path));
}
this.emit('processAfter', {
type,
path
});
}).catch(err => {
ctx.log.error({ err }, 'Process failed: %s', (0, picocolors_1.magenta)(path));
}).finally(() => {
this._processingFiles[path] = false;
}).thenReturn(path);
}
watch(callback) {
if (this.isWatching()) {
return bluebird_1.default.reject(new Error('Watcher has already started.')).asCallback(callback);
}
const { base } = this;
function getPath(path) {
return escapeBackslash(path.substring(base.length));
}
return this.process().then(() => (0, hexo_fs_1.watch)(base, this.options)).then(watcher => {
this.watcher = watcher;
watcher.on('add', path => {
this._processFile(file_1.default.TYPE_CREATE, getPath(path));
});
watcher.on('change', path => {
this._processFile(file_1.default.TYPE_UPDATE, getPath(path));
});
watcher.on('unlink', path => {
this._processFile(file_1.default.TYPE_DELETE, getPath(path));
});
watcher.on('addDir', path => {
let prefix = getPath(path);
if (prefix)
prefix += '/';
this._readDir(path, prefix);
});
}).asCallback(callback);
}
unwatch() {
if (!this.isWatching())
return;
this.watcher.close();
this.watcher = null;
}
isWatching() {
return Boolean(this.watcher);
}
}
function escapeBackslash(path) {
// Replace backslashes on Windows
return path.replace(/\\/g, '/');
}
function getHash(path) {
const src = (0, hexo_fs_1.createReadStream)(path);
const hasher = (0, hexo_util_1.createSha1Hash)();
const finishedPromise = new bluebird_1.default((resolve, reject) => {
src.once('error', reject);
src.once('end', resolve);
});
src.on('data', chunk => { hasher.update(chunk); });
return finishedPromise.then(() => hasher.digest('hex'));
}
function toRegExp(ctx, arg) {
if (!arg)
return null;
if (typeof arg !== 'string') {
ctx.log.warn('A value of "ignore:" section in "_config.yml" is not invalid (not a string)');
return null;
}
const result = (0, micromatch_1.makeRe)(arg);
if (!result) {
ctx.log.warn('A value of "ignore:" section in "_config.yml" can not be converted to RegExp:' + arg);
return null;
}
return result;
}
function isIgnoreMatch(path, ignore) {
return path && ignore && ignore.length && (0, micromatch_1.isMatch)(path, ignore);
}
function readDirWalker(ctx, base, results, ignore, prefix) {
if (isIgnoreMatch(base, ignore))
return bluebird_1.default.resolve();
return bluebird_1.default.map((0, hexo_fs_1.readdir)(base).catch(err => {
ctx.log.error({ err }, 'Failed to read directory: %s', base);
if (err && err.code === 'ENOENT')
return [];
throw err;
}), async (path) => {
const fullpath = (0, path_1.join)(base, path);
const stats = await (0, hexo_fs_1.stat)(fullpath).catch(err => {
ctx.log.error({ err }, 'Failed to stat file: %s', fullpath);
if (err && err.code === 'ENOENT')
return null;
throw err;
});
const prefixPath = `${prefix}${path}`;
if (stats) {
if (stats.isDirectory()) {
return readDirWalker(ctx, fullpath, results, ignore, `${prefixPath}/`);
}
if (!isIgnoreMatch(fullpath, ignore)) {
results.push(prefixPath);
}
}
});
}
exports.default = Box;
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