rework download examples

See issue #3

examples/download_books_aax.py

@@ -0,0 +1,72 @@
+import pathlib
+import shutil
+
+import audible
+import requests
+
+
+# get download link(s) for book
+def _get_download_link(asin, codec="LC_128_44100_stereo"):
+    try:
+        content_url = f"https://cde-ta-g7g.amazon.com/FionaCDEServiceEngine/FSDownloadContent"
+        params = {
+            'type': 'AUDI',
+            'currentTransportMethod': 'WIFI',
+            'key': asin,
+            'codec': codec
+        }
+
+        signed_headers = client._sign_request('GET', content_url, params, {})
+        headers = client.headers.copy()
+        for item in signed_headers:
+            headers[item] = signed_headers[item]    
+
+        r = client.session.request('GET', content_url, headers=headers, params=params, json={}, allow_redirects=False)
+        link = r.headers['Location']
+
+        # prepare link
+        # see https://github.com/mkb79/Audible/issues/3#issuecomment-518099852 
+        tld = auth.locale.audible_api.split("api.audible.")[1]
+        new_link = link.replace("cds.audible.com", f"cds.audible.{tld}")
+        return new_link
+
+    except Exception as e:
+        print(f"Error: {e}")
+        return 
+
+
+def download_file(url):
+    r = requests.get(url, stream=True)
+
+    title = r.headers["Content-Disposition"].split("filename=")[1]
+    filename = pathlib.Path.cwd() / "audiobooks" / title
+
+    with open(filename, 'wb') as f:
+        shutil.copyfileobj(r.raw, f)
+    return filename
+
+
+if __name__ == "__main__":
+    password = input("Password for file: ")
+
+    auth = audible.FileAuthenticator(
+        filename="FILENAME",
+        encryption="json",
+        password=password
+    )
+    client = audible.AudibleAPI(auth)
+
+    books, _ = client.get(
+        "library",
+        response_groups="product_attrs",
+        num_results="999"
+    )
+
+    for book in books["items"]:
+        asin = book["asin"]
+        dl_link = _get_download_link(asin)
+
+        if dl_link:
+            print(f"download link now: {dl_link}")
+            status = download_file(dl_link)
+            print(f"downloaded file: {status}")

examples/download_books.py → examples/download_books_aaxc.py

@@ -1,8 +1,14 @@
 import pathlib
-import requests
 import shutil
 
 import audible
+import requests
+
+
+# files downloaded via this script can't be converted at this moment
+# audible uses a new format (aaxc instead of aax)
+# more informations and workaround here:
+# https://github.com/mkb79/Audible/issues/3
 
 
 # get download link(s) for book
@@ -21,8 +27,6 @@ def _get_download_link(asin, quality):
         print(f"Error: {e}")
         return
 
-    return response['content_license']['content_metadata']['content_url']['offline_url']
-
 
 def download_file(url, filename):
     r = requests.get(url, stream=True)
@@ -49,7 +53,7 @@ def download_file(url, filename):
 
     for book in books:
         asin = book['asin']
-        title = book['title'] + f" ({asin})" + ".aax"
+        title = book['title'] + f" ({asin})" + ".aaxc"
         dl_link = _get_download_link(asin, quality="Extreme")
         if dl_link:
             filename = pathlib.Path.cwd() / "audiobooks" / title