From 73a890ab126786cba2e0cef701601672c9b28ee2 Mon Sep 17 00:00:00 2001
From: Aaron Pham <29749331+aarnphm@users.noreply.github.com>
Date: Wed, 06 Mar 2024 03:37:28 +0000
Subject: [PATCH] revert: "fix(callout): reorder the plugins to render latex on callout… (#965)

---
 quartz/plugins/transformers/description.ts |   57 ++++++++++++++++++++++++++++++++++++++++-----------------
 1 files changed, 40 insertions(+), 17 deletions(-)

diff --git a/quartz/plugins/transformers/description.ts b/quartz/plugins/transformers/description.ts
index 3505b19..0f8cd8d 100644
--- a/quartz/plugins/transformers/description.ts
+++ b/quartz/plugins/transformers/description.ts
@@ -1,18 +1,22 @@
-import { Root as HTMLRoot } from 'hast'
+import { Root as HTMLRoot } from "hast"
 import { toString } from "hast-util-to-string"
 import { QuartzTransformerPlugin } from "../types"
+import { escapeHTML } from "../../util/escape"
 
 export interface Options {
   descriptionLength: number
+  replaceExternalLinks: boolean
 }
 
 const defaultOptions: Options = {
-  descriptionLength: 150
+  descriptionLength: 150,
+  replaceExternalLinks: true,
 }
 
-const escapeHTML = (unsafe: string) => {
-  return unsafe.replaceAll('&', '&amp;').replaceAll('<', '&lt;').replaceAll('>', '&gt;').replaceAll('"', '&quot;').replaceAll("'", '&#039;');
-}
+const urlRegex = new RegExp(
+  /(https?:\/\/)?(?<domain>([\da-z\.-]+)\.([a-z\.]{2,6})(:\d+)?)(?<path>[\/\w\.-]*)(\?[\/\w\.=&;-]*)?/,
+  "g",
+)
 
 export const Description: QuartzTransformerPlugin<Partial<Options> | undefined> = (userOpts) => {
   const opts = { ...defaultOptions, ...userOpts }
@@ -22,34 +26,53 @@
       return [
         () => {
           return async (tree: HTMLRoot, file) => {
-            const frontMatterDescription = file.data.frontmatter?.description
-            const text = escapeHTML(toString(tree))
+            let frontMatterDescription = file.data.frontmatter?.description
+            let text = escapeHTML(toString(tree))
+
+            if (opts.replaceExternalLinks) {
+              frontMatterDescription = frontMatterDescription?.replace(
+                urlRegex,
+                "$<domain>" + "$<path>",
+              )
+              text = text.replace(urlRegex, "$<domain>" + "$<path>")
+            }
 
             const desc = frontMatterDescription ?? text
-            const sentences = desc.replace(/\s+/g, ' ').split('.')
+            const sentences = desc.replace(/\s+/g, " ").split(/\.\s/)
             let finalDesc = ""
             let sentenceIdx = 0
             const len = opts.descriptionLength
-            while (finalDesc.length < len) {
-              const sentence = sentences[sentenceIdx]
-              if (!sentence) break
-              finalDesc += sentence + '.'
-              sentenceIdx++
+
+            if (sentences[0] !== undefined && sentences[0].length >= len) {
+              const firstSentence = sentences[0].split(" ")
+              while (finalDesc.length < len) {
+                const sentence = firstSentence[sentenceIdx]
+                if (!sentence) break
+                finalDesc += sentence + " "
+                sentenceIdx++
+              }
+              finalDesc = finalDesc.trimEnd() + "..."
+            } else {
+              while (finalDesc.length < len) {
+                const sentence = sentences[sentenceIdx]
+                if (!sentence) break
+                finalDesc += sentence.endsWith(".") ? sentence : sentence + "."
+                sentenceIdx++
+              }
             }
 
             file.data.description = finalDesc
             file.data.text = text
           }
-        }
+        },
       ]
-    }
+    },
   }
 }
 
-declare module 'vfile' {
+declare module "vfile" {
   interface DataMap {
     description: string
     text: string
   }
 }
-

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