Copy Selected Links as Markdown

Copy selected link(s) on any page as Markdown: [text](url).

您需要先安裝使用者腳本管理器擴展,如 TampermonkeyGreasemonkeyViolentmonkey 之後才能安裝該腳本。

You will need to install an extension such as Tampermonkey to install this script.

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyViolentmonkey 後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyUserscripts 後才能安裝該腳本。

你需要先安裝一款使用者腳本管理器擴展,比如 Tampermonkey,才能安裝此腳本

您需要先安裝使用者腳本管理器擴充功能後才能安裝該腳本。

(我已經安裝了使用者腳本管理器,讓我安裝!)

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

(我已經安裝了使用者樣式管理器,讓我安裝!)

// ==UserScript==
// @name                 Copy Selected Links as Markdown
// @name:zh-CN           复制选中链接为 Markdown
// @namespace            https://github.com/utags
// @homepageURL          https://github.com/utags/userscripts#readme
// @supportURL           https://github.com/utags/userscripts/issues
// @version              0.1.2
// @description          Copy selected link(s) on any page as Markdown: [text](url).
// @description:zh-CN    在任意页面将选中的链接复制为 Markdown 格式:[文本](链接)。
// @icon                 data:image/svg+xml;utf8,%3Csvg%20xmlns%3D%22http%3A//www.w3.org/2000/svg%22%20viewBox%3D%220%200%2064%2064%22%20fill%3D%22none%22%3E%3Crect%20x%3D%228%22%20y%3D%228%22%20width%3D%2248%22%20height%3D%2248%22%20rx%3D%2210%22%20stroke%3D%22%231f2937%22%20stroke-width%3D%224%22/%3E%3Cpath%20d%3D%22M18%2046V18l14%2022L46%2018v28%22%20stroke%3D%22%231f2937%22%20stroke-width%3D%226%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22/%3E%3C/svg%3E
// @author               Pipecraft
// @license              MIT
// @match                *://*/*
// @run-at               document-idle
// @grant                GM_registerMenuCommand
// ==/UserScript==
//
;(() => {
  'use strict'
  function escapeMD(s) {
    s = String(s || '')
    return s
      .replaceAll('|', '\\|')
      .replaceAll('[', '\\[')
      .replaceAll(']', '\\]')
  }
  function getSelectionAnchors() {
    const sel = globalThis.getSelection()
    if (!sel || sel.rangeCount === 0) return []
    const set = /* @__PURE__ */ new Set()
    for (let i = 0; i < sel.rangeCount; i++) {
      const range = sel.getRangeAt(i)
      const common = range.commonAncestorContainer
      const rootEl =
        common.nodeType === Node.TEXT_NODE ? common.parentElement : common
      if (rootEl) {
        const as = rootEl.querySelectorAll('a[href]')
        for (const a of Array.from(as)) {
          if (a instanceof HTMLAnchorElement) {
            try {
              if (range.intersectsNode(a)) set.add(a)
            } catch (e) {}
          }
        }
      }
      let startNode = range.startContainer
      if (startNode && startNode.nodeType === Node.TEXT_NODE)
        startNode = startNode.parentElement
      let cur = startNode instanceof HTMLElement ? startNode : void 0
      while (cur) {
        if (cur instanceof HTMLAnchorElement && cur.getAttribute('href')) {
          set.add(cur)
          break
        }
        cur = cur.parentElement
      }
    }
    return Array.from(set)
  }
  function buildMarkdown() {
    const sel = globalThis.getSelection()
    const textSel = sel ? sel.toString().trim() : ''
    const anchors = getSelectionAnchors()
    const origin = location.origin
    if (anchors.length === 1) {
      const a = anchors[0]
      const name = textSel || (a.textContent || '').trim() || a.href
      const url = new URL(a.getAttribute('href') || a.href, origin).href
      return '['.concat(escapeMD(name), '](').concat(escapeMD(url), ')')
    }
    if (anchors.length > 1) {
      return anchors
        .map((a) => {
          const name = (a.textContent || '').trim() || a.href
          const url = new URL(a.getAttribute('href') || a.href, origin).href
          return '- ['.concat(escapeMD(name), '](').concat(escapeMD(url), ')')
        })
        .join('\n')
    }
    if (textSel) {
      const m = /https?:\/\/[^\s)]+/.exec(textSel)
      if (m) {
        const url = m[0]
        const name = textSel.length > url.length ? textSel : url
        return '['.concat(escapeMD(name), '](').concat(escapeMD(url), ')')
      }
    }
    return '['
      .concat(escapeMD(document.title), '](')
      .concat(escapeMD(location.href), ')')
  }
  async function copyText(s) {
    try {
      await navigator.clipboard.writeText(s)
      return
    } catch (e) {}
    try {
      const ta = document.createElement('textarea')
      ta.style.position = 'fixed'
      ta.style.opacity = '0'
      ta.value = s
      document.body.append(ta)
      ta.focus()
      ta.select()
      document.execCommand('copy')
      ta.remove()
    } catch (e) {}
  }
  function run() {
    const md = buildMarkdown()
    void copyText(md)
  }
  try {
    const gmRegisterMenuCommand = globalThis.GM_registerMenuCommand
    if (typeof gmRegisterMenuCommand === 'function') {
      gmRegisterMenuCommand(
        '\u590D\u5236\u9009\u4E2D\u94FE\u63A5\u4E3A Markdown',
        run
      )
    }
  } catch (e) {}
  globalThis.addEventListener('keydown', (e) => {
    if ((e.ctrlKey || e.metaKey) && e.shiftKey && e.code === 'KeyM') {
      e.preventDefault()
      run()
    }
  })
})()