--- alexandria-book-collection-manager-0.7.5/lib/alexandria/library_store.rb.broken_yaml	2020-05-11 16:39:20.000000000 +0900

+++ alexandria-book-collection-manager-0.7.5/lib/alexandria/library_store.rb	2020-10-17 16:07:44.600805994 +0900

@@ -48,8 +48,23 @@ module Alexandria

         Dir["*" + Library::EXT[:book]].sort.each do |filename|

           test[1] = filename if (test[0]).zero?

+          book_valid_p = true

+

           unless File.size? test[1]

             log.warn { "Book file #{test[1]} was empty" }

+            book_valid_p = false

+          end

+

+          if book_valid_p

+            begin

+              book = regularize_book_from_yaml(test[1])

+            rescue Psych::SyntaxError => e

+              log.warn "Book file #{test[1]} could not be parsed"

+              book_valid_p = false

+            end

+          end

+

+          if not book_valid_p

             md = /([\dxX]{10,13})#{Library::EXT[:book]}/.match(filename)

             if md

               file_isbn = md[1]

@@ -60,7 +75,7 @@ module Alexandria

             end

             next

           end

-          book = regularize_book_from_yaml(test[1])

+

           old_isbn = book.isbn

           old_pub_year = book.publishing_year

           begin

@@ -181,6 +196,8 @@ module Alexandria

     private

     def regularize_book_from_yaml(name)

+      require 'syck/encoding'

+

       text = IO.read(name)

       # Code to remove the mystery string in books imported from Amazon

@@ -203,7 +220,7 @@ module Alexandria

       end

       # TODO: Ensure book loading passes through Book#initialize

-      book = YAML.safe_load(text, permitted_classes: [Book, Time])

+      book = YAML.safe_load(Syck::unescape(text), permitted_classes: [Book, Time])

       unless book.isbn.class == String

         # HACK