Shift from standalone scripts to babashka tasks

[babashka-scripts.git] / scripts / ebooks.clj

diff --git a/scripts/ebooks.clj b/scripts/ebooks.clj
new file mode 100644 (file)
index 0000000..45944ce
--- /dev/null
+++ b/scripts/ebooks.clj
@@ -0,0 +1,37 @@
+(ns ebooks
+  (:require [clojure.java.io :as io]
+            [clojure.string :refer [split]]
+            [lib :refer [run-cmd extract-file-from-zip]]))
+
+; Utilities for dealing with ebooks
+;
+; Dependencies:
+; 1. calibre
+; 2. ffmpeg
+; 3. OS-dependent TTS software
+
+;; TODO Check if all required utilities are installed
+
+;; TODO Use tools.cli to provide more options
+(defn convert-ebook-to-audiobook
+  "A utility to listen to your ebooks using TTS programs. This utility only works on macOS for now."
+  [book-file]
+  ;; TODO Allow voice selection
+  (let [default-voice (run-cmd ["defaults" "read" "com.apple.speech.voice.prefs" "SelectedVoiceName"])]
+    (println (str "Will read using the default voice " default-voice)))
+  (let [title (first (split book-file #"\."))
+        txtz-file (str title ".txtz")
+        txt-file (str title ".txt")
+        aiff-file (str title ".aiff")
+        mp3-file (str title ".mp3")]
+    (println "Converting to text...")
+    (run-cmd ["ebook-convert" book-file txtz-file])
+    (extract-file-from-zip txtz-file "index.txt" txt-file)
+    (println "Converting text to audio. Don't hold your breath!")
+    ;; TODO Use festival-tts or say depending on OS
+    (run-cmd ["say" "-f" txt-file "-o" aiff-file])
+    (println "Creating mp3 file...")
+    (run-cmd ["ffmpeg" "-i" aiff-file mp3-file])
+    (println "Cleaning up...")
+    (run! io/delete-file [txtz-file txt-file aiff-file])
+    (println (str "Done! Check out " mp3-file))))