Added some labels for Text Extractor

src/cache-manager.ts

@@ -25,15 +25,20 @@ async function getIndexedDocument(path: string): Promise<IndexedDocument> {
   let content: string | null = null
 
   const extractor = getTextExtractor()
+  // Plain text
   if (isFilePlaintext(path)) {
     content = await app.vault.cachedRead(file)
-  } else if (extractor) {
+  }
+  // Image or PDF, with the text-extractor plugin
+  else if (extractor) {
     if (extractor.canFileBeExtracted(path)) {
       content = await extractor.extractText(file)
     } else {
       throw new Error('Invalid file format: ' + file.path)
     }
-  } else {
+  }
+  // Image or PDF, without the text-extractor plugin
+  else {
     if (isFilePDF(path)) {
       content = await getPdfText(file)
     } else if (isFileImage(file.path)) {

src/main.ts

@@ -192,15 +192,13 @@ async function cleanOldCacheFiles() {
 }
 
 function executeFirstLaunchTasks(plugin: Plugin) {
-  const code = '1.8.0-beta.3'
+  const code = '1.10.0-beta.1'
   if (settings.welcomeMessage !== code) {
     const welcome = new DocumentFragment()
     welcome.createSpan({}, span => {
-      span.innerHTML = `<strong>Omnisearch has been updated</strong>
-You can now enable "Images Indexing" to use Optical Character Recognition on your scanned documents
-🔎🖼`
+      span.innerHTML = `🔎 Omnisearch will soon require the <strong>Text Extractor</strong> plugin to index PDF and images. See Omnisearch settings for more information.`
     })
-    new Notice(welcome, 30000)
+    new Notice(welcome, 20_000)
   }
   settings.welcomeMessage = code
 

src/settings.ts

@@ -8,6 +8,7 @@ import {
 } from 'obsidian'
 import { writable } from 'svelte/store'
 import { database } from './database'
+import { getTextExtractor } from './globals'
 import type OmnisearchPlugin from './main'
 
 interface WeightingSettings {
@@ -83,6 +84,20 @@ export class SettingsTab extends PluginSettingTab {
 
     new Setting(containerEl).setName('Indexing').setHeading()
 
+    if (getTextExtractor()) {
+      new Setting(containerEl).setDesc(
+        '👍 You have installed Text Extractor, Omnisearch will use it to index PDFs and images.'
+      )
+    } else {
+      const label = new DocumentFragment()
+      label.createSpan({}, span => {
+        span.innerHTML =
+        `⚠️ Omnisearch will soon require <a href="https://github.com/scambier/obsidian-text-extractor">Text Extractor</a> to index PDFs and images.
+        You can already install it to get a head start.`
+      })
+      new Setting(containerEl).setDesc(label)
+    }
+
     // PDF Indexing
     if (!Platform.isMobileApp) {
       const indexPDFsDesc = new DocumentFragment()