-
Notifications
You must be signed in to change notification settings - Fork 4
/
post_api.js
406 lines (365 loc) · 14.5 KB
/
post_api.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
var path = require('path')
var url = require('url')
var fs = require('hexo-fs')
var yml = require('js-yaml')
var updateAny = require('./update'),
update = updateAny.bind(null, 'Post')
var extend = require('extend')
const _ = require('lodash')
var hfm = require('hexo-front-matter')
const Fuse = require('fuse.js')
const cheerio = require('cheerio')
const { v4: uuidv4 } = require('uuid');
module.exports = function (app, hexo, use) {
// reads admin panel settings from _admin-config.yml
// or writes it if it does not exist
function getSettings() {
var path = hexo.base_dir + '_admin-config.yml'
if (!fs.existsSync(path)) {
hexo.log.d('admin config not found, creating one')
fs.writeFile(hexo.base_dir + '_admin-config.yml', '')
return {}
} else {
var settings = yml.load(fs.readFileSync(path))
if (!settings) return {}
return settings
}
}
function tagsCategoriesAndMetadata() {
var cats = {}
, tags = {}
hexo.model('Category').forEach(function (cat) {
cats[cat._id] = cat.name
})
hexo.model('Tag').forEach(function (tag) {
tags[tag._id] = tag.name
})
return {
categories: cats,
tags: tags,
metadata: Object.keys(hexo.config.metadata || {})
}
}
function addIsDraft(post) {
if (!post) return post
post.isDraft = post.source?.indexOf('_draft') === 0
post.isDiscarded = post.source?.indexOf('_discarded') === 0
post.updated = formatDateTime(post.updated)
post.date = formatDateTime(post.date)
return post
}
function publish(id, body, res) {
var post = hexo.model('Post').get(id)
if (!post) return res.send(404, "Post not found")
var newSource = '_posts/' + post.source.slice('_drafts/'.length)
update(id, { source: newSource }, function (err, post) {
if (err) {
return res.send(400, err);
}
post = _.cloneDeep(post)
res.done(addIsDraft(post))
}, hexo)
}
function unpublish(id, body, res) {
var post = hexo.model('Post').get(id)
if (!post) return res.send(404, "Post not found")
var newSource = '_drafts/' + post.source.slice('_posts/'.length)
update(id, { source: newSource }, function (err, post) {
if (err) {
return res.send(400, err);
}
post = _.cloneDeep(post)
res.done(addIsDraft(post))
}, hexo)
}
function formatDateTime(dateString) {
const date = new Date(dateString);
const year = date.getFullYear();
const month = String(date.getMonth() + 1).padStart(2, '0');
const day = String(date.getDate()).padStart(2, '0');
const hours = String(date.getHours()).padStart(2, '0');
const minutes = String(date.getMinutes()).padStart(2, '0');
const seconds = String(date.getSeconds()).padStart(2, '0');
return `${year}-${month}-${day} ${hours}:${minutes}:${seconds}`;
}
function remove(id, body, res) {
var post = hexo.model('Post').get(id)
post = _.cloneDeep(post)
if (!post) return res.send(404, "Post not found")
var newSource = path.join('_discarded/', post.source.slice('_drafts'.length))
update(id, { source: newSource }, function (err, post) {
if (err) {
return res.send(400, err);
}
res.done(post)
}, hexo)
}
function loadBlogInfoList() {
const blogInfoList = fs.readFileSync(path.join(hexo.base_dir, 'blogInfoList.json'));
return JSON.parse(blogInfoList);
}
function getHighlightedTextFromHtml(content, searchPattern, contextLength = 40) {
if (!content || content.trim() === '') {
return '...'
}
// 使用 cheerio 移除 HTML 标签
const $ = cheerio.load(content);
content = $.text();
content = content.replace(/[\n\r]+/g, ' ').replace(/\s+/g, ' ').trim();
// 安全地处理搜索模式
const safePattern = searchPattern.replace(/[.*+?^${}()|[\]\\]/g, '\\$&'); // 转义特殊字符
const regex = new RegExp(safePattern, 'gi');
const matchIndices = [...content.matchAll(regex)].map(m => m.index);
// 计算匹配项之间的平均距离
const totalDistance = matchIndices.slice(1).reduce((acc, index, i) => acc + (index - matchIndices[i]), 0);
const averageDistance = totalDistance / (matchIndices.length - 1);
// 根据平均距离调整 contextLength
contextLength = averageDistance < 50 ? Math.min(80, content.length) : Math.min(10, content.length);
if (matchIndices.length === 0)
return content.substring(0, Math.min(content.length, 300)) + '...';
// 处理多个匹配项
const highlightedTexts = matchIndices.map(index => {
const start = Math.max(index - contextLength, 0);
const end = Math.min(index + searchPattern.length + contextLength, content.length);
let context = content.substring(start, end);
// 高亮匹配的部分
return context.replace(regex, '<mark>$&</mark>');
});
const maxContextLength = 300;
let ans = []
for (let i = 0; i < highlightedTexts.length; i++) {
ans.push(highlightedTexts[i]);
if (ans.length > maxContextLength) {
return ans
}
}
return ans.join('... ') + '...'
}
use('blog/search', function (req, res) {
const fuseOptions = {
includeScore: true,
keys: ['title', 'content']
};
const blogInfoList = loadBlogInfoList()
const fuse = new Fuse(blogInfoList, fuseOptions);
const results = fuse.search(req.body.searchPattern)
// 返回搜索结果
const enhancedResults = results.map(result => {
const { item } = result;
const highlightedText = getHighlightedTextFromHtml(item.content, req.body.searchPattern);
return {
id: item.id,
isPage: item.isPage,
isDraft: item.isDraft,
title: item.title,
context: highlightedText,
}
})
res.done({ code: 0, data: enhancedResults })
});
use('posts/list', function (req, res) {
const parsedUrl = url.parse(req.url, true);
const queryParams = parsedUrl.query;
const { published } = queryParams
var post = hexo.model('Post')
var postList = post.toArray()
var clonedList = _.cloneDeep(postList);
clonedList.map(addIsDraft)
let finalList = []
if (published == 'true') {
finalList = clonedList.filter(post => post.isDraft === false && post.isDiscarded === false)
} else {
finalList = clonedList.filter(post => post.isDraft === true)
}
var sortedList = finalList.sort(function (a, b) {
var dateA = new Date(a.date);
var dateB = new Date(b.date);
return dateB - dateA; // 比较日期值而不是整个对象
});
res.done(sortedList.map(post => {
const { site, raw, content, more, tags, _content, categories, ...rest } = post; // 使用对象解构来排除不需要的属性
return rest; // 返回剩余的属性
}));
});
use('posts/page/list', function (req, res) {
const parsedUrl = url.parse(req.url, true);
const queryParams = parsedUrl.query;
const { page, pageSize } = queryParams;
const data = hexo.model('Post')
// 计算起始索引和结束索引
const startIndex = (page - 1) * pageSize;
const endIndex = startIndex + parseInt(pageSize);
// 根据分页参数截取数据
const paginatedData = data.slice(startIndex, endIndex);
res.done(paginatedData);
});
use('posts/new', function (req, res, next) {
if (req.method !== 'POST') return next()
if (!req.body) {
return res.send(400, "No post body given")
}
if (!req.body.title) {
return res.send(400, "No title given")
}
var postParameters = { title: req.body.title, layout: 'draft', date: new Date(), author: hexo.config.author };
extend(postParameters, hexo.config.metadata || {})
hexo.post.create(postParameters)
.error(function (err) {
console.error(err, err.stack)
return res.send(500, 'Failed to create post')
})
.then(function (file) {
var source = file.path.slice(hexo.source_dir.length)
hexo.source.process([source]).then(function () {
var post = _.cloneDeep(hexo.model('Post').findOne({ source: source.replace(/\\/g, '\/') }))
return res.done(addIsDraft(post));
});
});
})
// 查询单个博客信息
use('posts', function (req, res, next) {
var url = req.url
if (url[url.length - 1] === '/') {
url = url.slice(0, -1)
}
var parts = url.split('/')
var last = parts[parts.length - 1]
var id = last
if (last === 'publish') {
// console.log(parts)
// console.log(typeof parts[parts.length - 2])
return publish(parts[parts.length - 2], req.body, res)
}
if (last === 'unpublish') {
return unpublish(parts[parts.length - 2], req.body, res)
}
if (last === 'remove') {
return remove(parts[parts.length - 2], req.body, res)
}
if (id === 'posts' || !id) next()
if (req.method === 'GET') {
var post = hexo.model('Post').get(id)
if (!post) next()
post = _.cloneDeep(post)
// console.log(Object.keys(post))
// console.log(post.tags)
// console.log(post.categories)
// console.log(post.top_img)
// var split = hfm.split(post.raw)
// // console.log('-----> split data', split.data)
// var parsed = hfm.parse([split.data, '---'].join('\n'))
// console.log('-----> split parsed', parsed)
return res.done(addIsDraft(post))
}
if (!req.body) {
return res.send(400, 'No post body given')
}
update(id, req.body, function (err, post) {
if (err) {
return res.send(400, err)
}
post = _.cloneDeep(post)
res.done({
post: addIsDraft(post),
tagsCategoriesAndMetadata: tagsCategoriesAndMetadata()
})
}, hexo)
})
use('postMeta', function (req, res, next) {
var url = req.url
if (url[url.length - 1] === '/') {
url = url.slice(0, -1)
}
var parts = url.split('/')
var last = parts[parts.length - 1]
var id = last
if (req.method === 'GET') {
var post = hexo.model('Post').get(id)
if (!post) {
next()
return
}
var split = hfm.split(post.raw)
// console.log('-----> split data', split.data)
var parsed = hfm.parse([split.data, '---'].join('\n'))
const { title, author, date, _content, ...rest } = parsed
if (typeof rest['categories'] === 'string') {
rest['categories'] = [rest['categories']]
}
if (typeof rest['tags'] === 'string') {
rest['tags'] = [rest['tags']]
}
if (!rest.tags) {
rest.tags = []
}
if (!rest.categories) {
rest.categories = []
}
const ans = {}
ans.categories = rest.categories
ans.tags = rest.tags
const fm = {}
Object.keys(rest).forEach((name) => {
if (name == 'categories' || name == 'tags') {
return
}
fm[name] = rest[name]
})
ans.frontMatter = fm
return res.done(ans)
}
})
use('tags-categories-and-metadata', function (req, res, next) {
return res.done(tagsCategoriesAndMetadata())
})
use('settings/list', function (req, res, next) {
res.done(getSettings())
})
use('images/upload', async function (req, res, next) {
if (req.method !== 'POST') return next();
if (!req.body) {
return res.send(400, 'No post body given');
}
if (!req.body.data) {
return res.send(400, 'No data given');
}
const imagePath = '/images';
let imagePrefix = 'pasted-';
if (req.body.filename) {
imagePrefix = req.body.filename
}
// function generateShortId() {
// const uuid = uuidv4().replace(/-/g, ''); // 生成 UUID 并去除分隔符
// return uuid.substring(0, 10); // 截取前10个字符
// }
const msg = 'upload successful';
// const shortId = generateShortId(); // 生成短唯一标识符
const filename = `${imagePrefix}-${uuidv4()}-${Date.now()}.png`;
const outpath = path.join(hexo.source_dir, imagePath, filename);
// Ensure directory exists
if (!fs.existsSync(path.dirname(outpath))) {
fs.mkdirsSync(path.dirname(outpath));
}
try {
// Strip out the data prefix for base64 encoded images
const dataURI = req.body.data.replace(/^data:image\/\w+;base64,/, '');
const buf = Buffer.from(dataURI, 'base64');
console.log(`Saving image to ${outpath}`);
// Asynchronous write with a promise
await fs.writeFile(outpath, buf);
const encodedFilename = encodeURIComponent(filename)
// Generate the correct src path
const imageSrc = `${imagePath}/${encodedFilename}`;
// Process the source to ensure it is correctly added to Hexo's file structure
// await hexo.source.process();
// throw new Error('hexo.source.process() should have resolved the promise');
res.done({
src: imageSrc,
msg: msg
});
} catch (error) {
hexo.log.e(`Error saving image: ${error.message}`);
return res.send(500, 'Failed to save image');
}
});
}