From e92870d42beaa1a01ab48a60cb322efa95e399bc Mon Sep 17 00:00:00 2001
From: Dylan Garrett <dylan.garrett@gmail.com>
Date: Sun, 6 Jun 2021 15:12:58 -0700
Subject: Some hacks. But generates some static rss feeds

---
 lib/util.py          |  7 +++----
 roka.py              | 49 +++++++++++++++++++++++++++++++++++++++++++++++--
 templates/index.html |  2 +-
 3 files changed, 51 insertions(+), 7 deletions(-)

diff --git a/lib/util.py b/lib/util.py
index a2f982d..4a884af 100644
--- a/lib/util.py
+++ b/lib/util.py
@@ -78,9 +78,7 @@ def escape(s):
 
     return s
 
-def generate_rss(request, books):
-    book = request.args.get('a') # audiobook hash
-
+def generate_rss(base_url, book, books, static=False):
     # we only make use of the itunes ns, others provided for posterity
     namespaces = {
         'itunes':'http://www.itunes.com/dtds/podcast-1.0.dtd',
@@ -156,8 +154,9 @@ def generate_rss(request, books):
         pub_format = '%a, %d %b %Y %H:%M:%S %z'
         pub_date.text = (date(2000, 12, 31) - timedelta(days=idx)).strftime(
                 pub_format)
+        url_format = '{}{}/{}.mp3' if static else '{}?a={}&f={}'
         enc_attr = {
-            'url': '{}?a={}&f={}'.format(request.base_url, book, f),
+            'url': url_format.format(base_url, book, f),
             'length': str(books[book]['files'][f]['size_bytes']),
             'type': 'audio/mpeg'
         }
diff --git a/roka.py b/roka.py
index 4c4da57..5f0da49 100755
--- a/roka.py
+++ b/roka.py
@@ -2,7 +2,7 @@
 
 import argparse
 import os
-from flask import Flask, request, Response, render_template, send_file
+from flask import Flask, request, Response, render_template, send_file, templating
 from lib.books import Books
 from lib.util import check_auth, escape, generate_rss, read_cache
 
@@ -11,6 +11,9 @@ app = Flask(__name__)
 app.config.from_pyfile(os.path.join(abs_path, 'app.cfg'))
 cache_path = os.path.join(abs_path, 'cache')
 json_path = os.path.join(cache_path, 'audiobooks.json')
+static_path = os.path.join(abs_path, 'static')
+static_index_path = os.path.join(static_path, 'index.html')
+base_url = "blah.com/"
 
 @app.route('/')
 def list_books():
@@ -40,7 +43,7 @@ def list_books():
         if not books.get(a):
             return 'book not found', 404
 
-        rss = generate_rss(request, books)
+        rss = generate_rss(request.base_url, a, books)
         return Response(rss, mimetype='text/xml')
 
     else:
@@ -51,17 +54,59 @@ def list_books():
 
         return render_template('index.html', books=books)
 
+def my_render_template(
+    app, template_name_or_list, **context
+) -> str:
+    """Renders a template from the template folder with the given
+    context.
+
+    :param template_name_or_list: the name of the template to be
+                                  rendered, or an iterable with template names
+                                  the first one existing will be rendered
+    :param context: the variables that should be available in the
+                    context of the template.
+    """
+    app.update_template_context(context)
+    return templating._render(
+        app.jinja_env.get_or_select_template(template_name_or_list),
+        context,
+        app,
+    )
+
+def generate():
+    books = Books()
+    books.scan_books()
+    books.write_cache()
+    books = read_cache(json_path)
+    index = my_render_template(app, 'index.html', books=books, static=True)
+
+    indexfile = open(static_index_path, 'w')
+    indexfile.write(index)
+    indexfile.close()
+
+    for key in books.keys():
+        rss = generate_rss(base_url, key, books, static=True)
+        rss_path = os.path.join(static_path, key + '.xml')
+        rssfile = open(rss_path, 'w')
+        rssfile.write(rss.decode('utf-8'))
+        rssfile.close()
+
 if __name__ == '__main__':
     desc = 'roka: listen to audiobooks with podcast apps via RSS'
     parser = argparse.ArgumentParser(description=desc)
     parser.add_argument('--scan', dest='scan', action='store_true',
                         help='scan audiobooks directory for new books',
                         required=False)
+    parser.add_argument('--generate', dest='generate', action='store_true',
+                        help='',
+                        required=False)
     args = parser.parse_args()
 
     if args.scan:
         books = Books()
         books.scan_books()
         books.write_cache()
+    elif args.generate:
+        generate()
     else:
         app.run(host='127.0.0.1', port='8085', threaded=True)
diff --git a/templates/index.html b/templates/index.html
index c05ff8e..4e6998d 100644
--- a/templates/index.html
+++ b/templates/index.html
@@ -35,7 +35,7 @@
         </tr>
         {% for b, v in books.items() %}
         <tr>
-            <td><a href="?a={{ b }}">{{ v['title']|escape }}</a></td>
+            <td><a href="{{'?a=' if not static else '/'}}{{ b }}{{'.xml' if static}}">{{ v['title']|escape }}</a></td>
             <td>{{ v['path']|escape }}</td>
             <td>{{ v['files']|length }}</td>
             <td>{{ v['duration_str'] }}</td>
-- 
cgit v1.2.3-54-g00ecf