Unified wording for recently added books, series, categories, etc in opds and web UI ( #1045)

Added file formats and languages to opds feed

cps/opds.py

@@ -31,11 +31,13 @@ from flask_login import current_user
 from sqlalchemy.sql.expression import func, text, or_, and_
 from werkzeug.security import check_password_hash
 
-from . import constants, logger, config, db, ub, services
+from . import constants, logger, config, db, ub, services, get_locale, isoLanguages
-from .helper import fill_indexpage, get_download_link, get_book_cover
+from .helper import fill_indexpage, get_download_link, get_book_cover, speaking_language
 from .pagination import Pagination
 from .web import common_filters, get_search_results, render_read_books, download_required
-
+from flask_babel import gettext as _
+from babel import Locale as LC
+from babel.core import UnknownLocaleError
 
 opds = Blueprint('opds', __name__)
 
@@ -213,6 +215,66 @@ def feed_series(book_id):
                     db.Books, db.Books.series.any(db.Series.id == book_id), [db.Books.series_index])
     return render_xml_template('feed.xml', entries=entries, pagination=pagination)
 
+@opds.route("/opds/formats")
+@requires_basic_auth_if_no_ano
+def feed_formatindex():
+    off = request.args.get("offset") or 0
+    entries = db.session.query(db.Data).join(db.Books).filter(common_filters()) \
+        .group_by(db.Data.format).order_by(db.Data.format).all()
+    pagination = Pagination((int(off) / (int(config.config_books_per_page)) + 1), config.config_books_per_page,
+                            len(entries))
+    for entry in entries:
+        entry.name = entry.format
+        entry.id = entry.format
+    return render_xml_template('feed.xml', listelements=entries, folder='opds.feed_format', pagination=pagination)
+
+
+@opds.route("/opds/formats/<book_id>")
+@requires_basic_auth_if_no_ano
+def feed_format(book_id):
+    off = request.args.get("offset") or 0
+    entries, __, pagination = fill_indexpage((int(off) / (int(config.config_books_per_page)) + 1),
+                    db.Books, db.Books.data.any(db.Data.format == book_id.upper()), [db.Books.timestamp.desc()])
+    return render_xml_template('feed.xml', entries=entries, pagination=pagination)
+
+@opds.route("/opds/language")
+@opds.route("/opds/language/")
+@requires_basic_auth_if_no_ano
+def feed_languagesindex():
+    off = request.args.get("offset") or 0
+    if current_user.filter_language() == u"all":
+        languages = speaking_language()
+    else:
+        try:
+            cur_l = LC.parse(current_user.filter_language())
+        except UnknownLocaleError:
+            cur_l = None
+        languages = db.session.query(db.Languages).filter(
+            db.Languages.lang_code == current_user.filter_language()).all()
+        if cur_l:
+            languages[0].name = cur_l.get_language_name(get_locale())
+        else:
+            languages[0].name = _(isoLanguages.get(part3=languages[0].lang_code).name)
+    pagination = Pagination((int(off) / (int(config.config_books_per_page)) + 1), config.config_books_per_page,
+                            len(languages))
+    return render_xml_template('feed.xml', listelements=languages, folder='opds.feed_languages', pagination=pagination)
+
+
+@opds.route("/opds/language/<int:book_id>")
+@requires_basic_auth_if_no_ano
+def feed_languages(book_id):
+    off = request.args.get("offset") or 0
+    entries, __, pagination = fill_indexpage((int(off) / (int(config.config_books_per_page)) + 1),
+                    db.Books, db.Books.languages.any(db.Languages.id == book_id), [db.Books.timestamp.desc()])
+    '''for entry in entries:
+        for index in range(0, len(entry.languages)):
+            try:
+                entry.languages[index].language_name = LC.parse(entry.languages[index].lang_code).get_language_name(
+                    get_locale())
+            except UnknownLocaleError:
+                entry.languages[index].language_name = _(
+                    isoLanguages.get(part3=entry.languages[index].lang_code).name)'''
+    return render_xml_template('feed.xml', entries=entries, pagination=pagination)
 
 @opds.route("/opds/shelfindex/", defaults={'public': 0})
 @opds.route("/opds/shelfindex/<string:public>")

cps/templates/feed.xml

@@ -53,7 +53,9 @@
         <name>{{entry.publishers[0].name}}</name>
       </publisher>
     {% endif %}
-    <dcterms:language>{{entry.language}}</dcterms:language>
+    {% for lang in entry.languages %}
+      <dcterms:language>{{lang.lang_code}}</dcterms:language>
+    {% endfor %}
     {% for tag in entry.tags %}
     <category scheme="http://www.bisg.org/standards/bisac_subject/index.html"
               term="{{tag.name}}"

cps/templates/index.xml

@@ -28,7 +28,7 @@
     <content type="text">{{_('Popular publications from this catalog based on Rating.')}}</content>
   </entry>
   <entry>
-    <title>{{_('New Books')}}</title>
+    <title>{{_('Recently added Books')}}</title>
     <link href="{{url_for('opds.feed_new')}}" type="application/atom+xml;profile=opds-catalog"/>
     <id>{{url_for('opds.feed_new')}}</id>
     <updated>{{ current_time }}</updated>
@@ -72,19 +72,33 @@
     <content type="text">{{_('Books ordered by publisher')}}</content>
   </entry>
   <entry>
-    <title>{{_('Category list')}}</title>
+    <title>{{_('Categories')}}</title>
     <link href="{{url_for('opds.feed_categoryindex')}}" type="application/atom+xml;profile=opds-catalog"/>
     <id>{{url_for('opds.feed_categoryindex')}}</id>
     <updated>{{ current_time }}</updated>
     <content type="text">{{_('Books ordered by category')}}</content>
   </entry>
   <entry>
-    <title>{{_('Series list')}}</title>
+    <title>{{_('Series')}}</title>
     <link href="{{url_for('opds.feed_seriesindex')}}" type="application/atom+xml;profile=opds-catalog"/>
     <id>{{url_for('opds.feed_seriesindex')}}</id>
     <updated>{{ current_time }}</updated>
     <content type="text">{{_('Books ordered by series')}}</content>
   </entry>
+  <entry>
+    <title>{{_('Languages')}}</title>
+    <link href="{{url_for('opds.feed_languagesindex')}}" type="application/atom+xml;profile=opds-catalog"/>
+    <id>{{url_for('opds.feed_languagesindex')}}</id>
+    <updated>{{ current_time }}</updated>
+    <content type="text">{{_('Books ordered by Languages')}}</content>
+  </entry>
+  <entry>
+    <title>{{_('File formats')}}</title>
+    <link href="{{url_for('opds.feed_formatindex')}}" type="application/atom+xml;profile=opds-catalog"/>
+    <id>{{url_for('opds.feed_formatindex')}}</id>
+    <updated>{{ current_time }}</updated>
+    <content type="text">{{_('Books ordered by file formats')}}</content>
+  </entry>
   <entry>
     <title>{{_('Public Shelves')}}</title>
     <link  href="{{url_for('opds.feed_shelfindex', public='public')}}" type="application/atom+xml;profile=opds-catalog"/>