ipfs gateway后端列表，自动拉取与排序

src/Common.js

@@ -1,8 +1,6 @@
 import React, { Component, PureComponent } from 'react';
 import { format_time, Time, TitleLine } from './infrastructure/widgets';
-
 import HtmlToReact from 'html-to-react';
-
 import './Common.css';
 import {
   URL_PID_RE,
@@ -12,7 +10,7 @@ import {
   TAG_RE,
   split_text,
 } from './text_splitter';
-
+import { save_config } from './Config';
 import renderMd from './Markdown';
 
 export { format_time, Time, TitleLine };
@@ -418,3 +416,29 @@ export class ClickHandler extends PureComponent {
     );
   }
 }
+
+export function test_ipfs(hash) {
+  let key = 'testing_' + hash;
+  window[key] = { curr: 0 };
+  window.config.ipfs_gateway_list.forEach((url) => {
+    fetch(url.replaceAll('<hash>', hash), { method: 'HEAD' })
+      .then((res) => {
+        if (res.ok) {
+          console.log(url, 'success!');
+          if (window[key]) {
+            window[key].curr += 1;
+            window[key][url] = window[key].curr;
+            let list = window.config.ipfs_gateway_list;
+            list.sort(
+              (x, y) => (window[key][x] || 9999) - (window[key][y] || 999),
+            );
+            window.config.ipfs_gateway_list = list;
+            save_config(false);
+          }
+        }
+      })
+      .catch((e) => {
+        console.log(url, 'fail!');
+      });
+  });
+}

src/Config.js

@@ -31,7 +31,21 @@ const DEFAULT_CONFIG = {
   color_scheme: 'default',
   block_words_v2: ['#天火', '#桃花石'],
   whitelist_cw: [],
-  ipfs_gateway: ['https://<hash>.ipfs.dweb.link/'],
+  ipfs_gateway_list: [
+    'https://<hash>.ipfs.dweb.link/',
+    'https://<hash>.ipfs.hub.textile.io/',
+    'https://<hash>.ipfs.infura-ipfs.io/',
+    'https://ipfs.adatools.io/ipfs/<hash>',
+    'https://<hash>.ipfs.astyanax.io/',
+    'https://crustwebsites.net/ipfs/<hash>',
+    'https://gateway.pinata.cloud/ipfs/<hash>',
+    'https://ipfs.eth.aragon.network/ipfs/<hash>',
+    'https://ipfs.best-practice.se/ipfs/<hash>',
+    'https://gateway.ipfs.io/ipfs/<hash>',
+    'https://ipfs.fleek.co/ipfs/<hash>',
+    'https://cloudflare-ipfs.com/ipfs/<hash>',
+    'https://via0.com/ipfs/<hash>',
+  ],
 };
 
 export function load_config() {
@@ -59,9 +73,9 @@ export function load_config() {
   console.log('config loaded', config);
   window.config = config;
 }
-export function save_config() {
+export function save_config(need_load = true) {
   localStorage['hole_config'] = JSON.stringify(window.config);
-  load_config();
+  if (need_load) load_config();
 }
 
 export function bgimg_style(img, color) {
@@ -315,7 +329,7 @@ export class ConfigUI extends PureComponent {
     Object.keys(chg).forEach((key) => {
       window.config[key] = chg[key];
     });
-    save_config();
+    save_config(false);
   }
 
   reset_settings() {
@@ -386,10 +400,12 @@ export class ConfigUI extends PureComponent {
           />
           <hr />
           <ConfigTextArea
-            id="ipfs_gateway"
+            id="ipfs_gateway_list"
             callback={this.save_changes_bound}
-            name="默认ipfs网关"
+            name="候选ipfs网关"
-            description={'<hash>表示要替换的哈希值。只会使用第一行的。'}
+            description={
+              '<hash>表示要替换的哈希值。下次上传文件会使用第一行的，上传后根据速度调整。'
+            }
             display={(array) => array.join('\n')}
             sift={(array) => array.filter((v) => v)}
             parse={(string) => string.split('\n')}

src/UserAction.js

@@ -4,6 +4,7 @@ import {
   SafeTextarea,
   PromotionBar,
   HighlightedMarkdown,
+  test_ipfs,
 } from './Common';
 import { MessageViewer } from './Message';
 import { LoginPopup } from './infrastructure/widgets';
@@ -603,13 +604,14 @@ export class PostForm extends Component {
   update_text_after_upload(data) {
     const { file_name, file_type } = this.state;
     let url =
-      (window.config.ipfs_gateway[0] || '<hash>(无ipfs网关)').replaceAll(
+      (window.config.ipfs_gateway_list[0] || '<hash>(无ipfs网关)').replaceAll(
         '<hash>',
         data.hash,
       ) +
       `?filename=${encodeURIComponent(file_name)}&filetype=${encodeURIComponent(
         file_type,
       )}`;
+    test_ipfs(data.hash);
     let new_text =
       this.state.text +
       '\n' +