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Vocabulary Builder

Vocabulary to Anki Cards.

当前为 2019-02-20 提交的版本，查看 最新版本。

// ==UserScript==
// @name         Vocabulary Builder
// @namespace    derjoker
// @version      0.0.5
// @description  Vocabulary to Anki Cards.
// @author       Feng Ya
// @match        https://www.duden.de/rechtschreibung/*
// @require      https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js
// @require      https://cdn.jsdelivr.net/npm/[email protected]/lodash.min.js
// ==/UserScript==

;(function () {
  'use strict'

  // Your code here...
  /* global $ */

  // Put all the javascript code here, that you want to execute after page load.

  /* global $ */

  const KEY_ID = 'kvb'

  $('input:checkbox').remove()
  $(`button.${KEY_ID}`).remove()

  // storage
  function storage () {
    function get (key) {
      const item = window.localStorage.getItem(key) || '[]'
      return new Set(JSON.parse(item))
    }

    function set (key, item) {
      window.localStorage.setItem(key, JSON.stringify(Array.from(item)))
    }

    function add (key, value) {
      const item = get(key)
      item.add(value)
      set(key, item)
    }

    function remove (key, value) {
      const item = get(key)
      item.delete(value)
      if (item.size) set(key, item)
      else window.localStorage.removeItem(key)
    }

    function keys () {
      const keys = []
      for (let i = 0; i < window.localStorage.length; i++) {
        const key = window.localStorage.key(i)
        if (key.startsWith(KEY_ID)) keys.push(key)
      }
      return keys
    }

    function items () {
      return keys().map(key => ({
        key,
        value: JSON.parse(window.localStorage.getItem(key)).map(item =>
          JSON.parse(item)
        )
      }))
    }

    function clear () {
      keys().forEach(key => {
        window.localStorage.removeItem(key)
      })
    }

    return { add, remove, items, clear }
  }

  // const names = window.location.pathname.split('/')
  // const stem = names[names.length - 1]
  const stem = window.location.pathname.split('/').pop()
  const word = $('section#block-system-main > h1')
    .text()
    .replace(/\u00AD/g, '')

  const section = $('h2:contains("Bedeutungsübersicht")').parents('section')

  section.find('div.entry').each((_, entry) => {
    const clone = $(entry).clone()
    clone.find('figure').remove()
    clone.find('.term-section').remove()
    const definition = clone.text().trim()

    $(entry)
      .find('.term-section')
      .each((_, el) => {
        const b = $(el).find('h3:contains("Beispiel") + span')
        b.prepend(
          $('<input type="checkbox" />').data('kvb', {
            definition,
            example: b.text().trim()
          })
        )

        const w = $(el).find(
          'h3:contains("Wendungen, Redensarten, Sprichwörter") + span'
        )
        const clone = w.parent().clone()
        clone.find('h3').remove()
        w.prepend(
          $('<input type="checkbox" />').data('kvb', {
            definition,
            example: clone.text().trim()
          })
        )

        $(el)
          .find('ul > li')
          .each((_, li) => {
            const example = $(li)
              .text()
              .trim()
            $(li).prepend(
              $('<input type="checkbox" />').data('kvb', {
                definition,
                example
              })
            )
          })
      })
  })

  section.find('ol > li > a').each((_, a) => {
    const definition = $(a)
      .text()
      .trim()
    const href = $(a).attr('href')
    // $(href).prepend('<input type="checkbox" />')
    $(href)
      .find('.term-section')
      .each((_, el) => {
        const b = $(el).find('h3:contains("Beispiel") + span')
        b.prepend(
          $('<input type="checkbox" />').data('kvb', {
            definition,
            example: b.text().trim()
          })
        )

        const w = $(el).find(
          'h3:contains("Wendungen, Redensarten, Sprichwörter") + span'
        )
        const clone = w.parent().clone()
        clone.find('h3').remove()
        w.prepend(
          $('<input type="checkbox" />').data('kvb', {
            definition,
            example: clone.text().trim()
          })
        )

        $(el)
          .find('ul > li')
          .each((_, li) => {
            const example = $(li)
              .text()
              .trim()
            $(li).prepend(
              $('<input type="checkbox" />').data('kvb', {
                definition,
                example
              })
            )
          })
      })
  })

  const s = storage()

  $('input:checkbox').click(event => {
    const data = $(event.target).data('kvb')
    const key = KEY_ID + '-' + stem
    const value = JSON.stringify(Object.assign({ word }, data))
    console.log(key, value)
    if (event.target.checked) s.add(key, value)
    else s.remove(key, value)
  })

  const save = $(`<button class="${KEY_ID}">Save</button>`).click(() => {
    // console.log(s.items())
    const items = [].concat(...s.items().map(item => item.value))
    // console.log(items)
    const csv = new CsvWriter()
    const encodedUri =
      'data:text/csv;charset=utf-8,' +
      encodeURIComponent(csv.arrayToCSV(items.map(item => Object.values(item))))

    const w = window.open(null, 'CSV')
    w.location.href = encodedUri

    $('input:checked').each((_, el) => {
      $(el).click()
    })
    s.clear()
  })

  $('body').prepend(save)

  // CSV Writer
  function CsvWriter (del, enc) {
    this.del = del || ',' // CSV Delimiter
    this.enc = enc || '"' // CSV Enclosure

    // Convert Object to CSV column
    this.escapeCol = function (col) {
      if (isNaN(col)) {
        // is not boolean or numeric
        if (!col) {
          // is null or undefined
          col = ''
        } else {
          // is string or object
          col = String(col)
          if (col.length > 0) {
            // use regex to test for del, enc, \r or \n
            // if(new RegExp( '[' + this.del + this.enc + '\r\n]' ).test(col)) {

            // escape inline enclosure
            col = col.split(this.enc).join(this.enc + this.enc)

            // wrap with enclosure
            col = this.enc + col + this.enc
          }
        }
      }
      return col
    }

    // Convert an Array of columns into an escaped CSV row
    this.arrayToRow = function (arr) {
      var arr2 = arr.slice(0)

      var i

      var ii = arr2.length
      for (i = 0; i < ii; i++) {
        arr2[i] = this.escapeCol(arr2[i])
      }
      return arr2.join(this.del)
    }

    // Convert a two-dimensional Array into an escaped multi-row CSV
    this.arrayToCSV = function (arr) {
      var arr2 = arr.slice(0)

      var i

      var ii = arr2.length
      for (i = 0; i < ii; i++) {
        arr2[i] = this.arrayToRow(arr2[i])
      }
      return arr2.join('\r\n')
    }
  }
})()