Deprecated Book::getLanguage()

Introduced `Book::getCommaSeparatedLanguages()` instead.

include/book.h

@@ -79,7 +79,8 @@ class Book
   bool isPathValid() const { return m_pathValid; }
   const std::string& getTitle() const { return m_title; }
   const std::string& getDescription() const { return m_description; }
-  const std::string& getLanguage() const { return m_language; }
+  DEPRECATED const std::string& getLanguage() const { return m_language; }
+  const std::string& getCommaSeparatedLanguages() const { return m_language; }
   const std::vector<std::string> getLanguages() const;
   const std::string& getCreator() const { return m_creator; }
   const std::string& getPublisher() const { return m_publisher; }

src/libxml_dumper.cpp

@@ -54,7 +54,7 @@ void LibXMLDumper::handleBook(Book book, pugi::xml_node root_node) {
   if (book.getOrigId().empty()) {
     ADD_ATTR_NOT_EMPTY(entry_node, "title", book.getTitle());
     ADD_ATTR_NOT_EMPTY(entry_node, "description", book.getDescription());
-    ADD_ATTR_NOT_EMPTY(entry_node, "language", book.getLanguage());
+    ADD_ATTR_NOT_EMPTY(entry_node, "language", book.getCommaSeparatedLanguages());
     ADD_ATTR_NOT_EMPTY(entry_node, "creator", book.getCreator());
     ADD_ATTR_NOT_EMPTY(entry_node, "publisher", book.getPublisher());
     ADD_ATTR_NOT_EMPTY(entry_node, "name", book.getName());
@@ -97,7 +97,7 @@ void LibXMLDumper::handleBookmark(Bookmark bookmark, pugi::xml_node root_node) {
     auto book = library->getBookByIdThreadSafe(bookmark.getBookId());
     ADD_TEXT_ENTRY(book_node, "id", book.getId());
     ADD_TEXT_ENTRY(book_node, "title", book.getTitle());
-    ADD_TEXT_ENTRY(book_node, "language", book.getLanguage());
+    ADD_TEXT_ENTRY(book_node, "language", book.getCommaSeparatedLanguages());
     ADD_TEXT_ENTRY(book_node, "date", book.getDate());
   } catch (...) {
     ADD_TEXT_ENTRY(book_node, "id", bookmark.getBookId());

src/manager.cpp

@@ -238,7 +238,7 @@ std::string Manager::addBookFromPathAndGetId(const std::string& pathToOpen,
     }
 
     if (!checkMetaData
-        || (checkMetaData && !book.getTitle().empty() && !book.getLanguage().empty()
+        || (!book.getTitle().empty() && !book.getLanguages().empty()
             && !book.getDate().empty())) {
       book.setUrl(url);
       manipulator->addBookToLibrary(book);

src/opds_dumper.cpp

@@ -81,7 +81,7 @@ std::string fullEntryXML(const Book& book, const std::string& rootLocation, cons
       {"name", book.getName()},
       {"title", book.getTitle()},
       {"description", book.getDescription()},
-      {"language", book.getLanguage()},
+      {"language", book.getCommaSeparatedLanguages()},
       {"content_id",  urlEncode(contentId)},
       {"updated", bookDate}, // XXX: this should be the entry update datetime
       {"book_date", bookDate},

test/book.cpp

@@ -203,14 +203,14 @@ TEST(BookTest, getLanguages)
   {
     const kiwix::Book book = makeBook(R"(id="abcd" language="fra")");
 
-    EXPECT_EQ(book.getLanguage(), "fra");
+    EXPECT_EQ(book.getCommaSeparatedLanguages(), "fra");
     EXPECT_EQ(book.getLanguages(), Langs{ "fra" });
   }
 
   {
     const kiwix::Book book = makeBook(R"(id="abcd" language="eng,ong,ing")");
 
-    EXPECT_EQ(book.getLanguage(), "eng,ong,ing");
+    EXPECT_EQ(book.getCommaSeparatedLanguages(), "eng,ong,ing");
     EXPECT_EQ(book.getLanguages(), Langs({ "eng", "ong", "ing" }));
   }
 }

test/library.cpp

@@ -234,6 +234,8 @@ const char sampleLibraryXML[] = R"(
 namespace
 {
 
+typedef std::vector<std::string> Langs;
+
 TEST(LibraryOpdsImportTest, allInOne)
 {
   kiwix::Library lib;
@@ -248,7 +250,8 @@ TEST(LibraryOpdsImportTest, allInOne)
   EXPECT_EQ(book1.getTitle(), "Encyclopédie de la Tunisie");
   EXPECT_EQ(book1.getName(), "wikipedia_fr_tunisie_novid_2018-10");
   EXPECT_EQ(book1.getFlavour(), "unforgettable");
-  EXPECT_EQ(book1.getLanguage(), "fra");
+  EXPECT_EQ(book1.getLanguages(), Langs{ "fra" });
+  EXPECT_EQ(book1.getCommaSeparatedLanguages(), "fra");
   EXPECT_EQ(book1.getDate(), "8 Oct 2018");
   EXPECT_EQ(book1.getDescription(), "Le meilleur de Wikipédia sur la Tunisie");
   EXPECT_EQ(book1.getCreator(), "Wikipedia");
@@ -272,7 +275,8 @@ TEST(LibraryOpdsImportTest, allInOne)
   EXPECT_EQ(book2.getTitle(), "TED talks - Business");
   EXPECT_EQ(book2.getName(), "");
   EXPECT_EQ(book2.getFlavour(), "");
-  EXPECT_EQ(book2.getLanguage(), "eng");
+  EXPECT_EQ(book2.getLanguages(), Langs{ "eng" });
+  EXPECT_EQ(book2.getCommaSeparatedLanguages(), "eng");
   EXPECT_EQ(book2.getDate(), "2018-07-23");
   EXPECT_EQ(book2.getDescription(), "Ideas worth spreading");
   EXPECT_EQ(book2.getCreator(), "TED");

test/manager.cpp

@@ -57,7 +57,7 @@ TEST(ManagerTest, readXml)
     EXPECT_EQ("https://example.com/zimfiles/unittest.zim", book.getUrl());
     EXPECT_EQ("Unit Test", book.getTitle());
     EXPECT_EQ("Wikipedia articles about unit testing", book.getDescription());
-    EXPECT_EQ("eng", book.getLanguage());
+    EXPECT_EQ("eng", book.getCommaSeparatedLanguages());
     EXPECT_EQ("Wikipedia", book.getCreator());
     EXPECT_EQ("Kiwix", book.getPublisher());
     EXPECT_EQ("2020-03-31", book.getDate());