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Split Long Paragraphs

Splits long paragraphs at the period nearest to the split point.

  1. // ==UserScript==
  2. // @name         Split Long Paragraphs
  3. // @namespace    http://tampermonkey.net/
  4. // @version      3
  5. // @description  Splits long paragraphs at the period nearest to the split point.
  6. // @match        *://ranobes.top/*
  7. // @match        *://ranobes.net/*
  8. // @icon         https://www.google.com/s2/favicons?sz=64&domain=ranobes.top
  9. // @license      MIT
  10. // @grant        none
  11. // ==/UserScript==
  12.  
  13. (function() {
  14.     'use strict';
  15.  
  16.     function ellipsize(s) {
  17.         return s.substring(0, 64).trim().replace(/[^\w\s\d]+$/, "") + "...";
  18.     }
  19.  
  20.     function log(text) {
  21.         console.log(`Split Long Paragraphs: ${text}`);
  22.     }
  23.  
  24.     const MAX_WORD_COUNT = 80;
  25.     const section = document.querySelector(".story #arrticle");
  26.  
  27.     if (!section) {
  28.         return;
  29.     }
  30.  
  31.     const nodes = Array.from(section.querySelectorAll('p'));
  32.  
  33.     section.childNodes.forEach(child => {
  34.         if (child.nodeType === Node.TEXT_NODE) {
  35.             nodes.push(child);
  36.         }
  37.     })
  38.  
  39.     for (let i = 0; i < nodes.length; i++) {
  40.         const node = nodes[i];
  41.         const text = node.textContent.trim();
  42.         const words = text.split(/\s+/);
  43.  
  44.         // Max word count before splitting
  45.         if (words.length > MAX_WORD_COUNT + Math.floor(MAX_WORD_COUNT / 2)) {
  46.             // Find closest split point to MAX_WORD_COUNT at a period
  47.             const sentences = text.split(/(?<=[^\.]\.)\s+/);
  48.             let sentenceIndex = 0;
  49.             let wordCount = 0;
  50.  
  51.             for (const sentence of sentences) {
  52.                 wordCount += sentence.split(/\s+/).length;
  53.                 // log(`${ellipsize(sentence)} totalWordCount:${wordCount}`);
  54.  
  55.                 if (wordCount >= MAX_WORD_COUNT) {
  56.                     break;
  57.                 }
  58.  
  59.                 sentenceIndex += 1;
  60.             }
  61.  
  62.             if (wordCount !== 0) {
  63.                 log(`Splitting... \`${ellipsize(text)}\` wordCount:${words.length} sentenceIndex:${sentenceIndex} totalSentences:${sentences.length}`);
  64.  
  65.                 node.textContent = '';
  66.  
  67.                 let p = document.createElement('p');
  68.                 p.textContent = sentences.slice(0, sentenceIndex + 1).join(" ").trim();
  69.                 node.parentNode.insertBefore(p, node);
  70.  
  71.                 p = document.createElement('p');
  72.                 p.textContent = sentences.slice(sentenceIndex + 1).join(" ").trim();
  73.                 node.parentNode.insertBefore(p, node);
  74.  
  75.                 nodes.push(p);
  76.                 node.remove();
  77.             }
  78.         }
  79.     }
  80. })();