conditions

data/filters/conditional-archives.lua

@@ -1,40 +1,44 @@
 function Meta(meta)
-
-    -- Check if each DOI is present and not set to 'N/A'
-    print("Repository DOI value:", meta.repository_doi and meta.repository_doi[1].text or "nil")
-    if meta.repository_doi and meta.repository_doi[1] and meta.repository_doi[1].text ~= 'N/A' then
-      meta.include_repository_doi = true
-      print("Including repository DOI")
+    -- Check repository DOI
+    print("Repository DOI value:", meta.repository_doi and type(meta.repository_doi[1]) == "table" and meta.repository_doi[1].text or "nil")
+    if meta.repository_doi and type(meta.repository_doi[1]) == "table" and meta.repository_doi[1].text and meta.repository_doi[1].text ~= 'N/A' then
+        meta.include_repository_doi = true
+        print("Including repository DOI")
     end
 
-    print("Data DOI value:", meta.data_doi and meta.data_doi[1].text or "nil")
-    if meta.data_doi and meta.data_doi[1] and meta.data_doi[1].text ~= 'N/A' then
-      meta.include_data_doi = true
-      print("Including data DOI")
+    -- Check data DOI
+    print("Data DOI value:", meta.data_doi and type(meta.data_doi[1]) == "table" and meta.data_doi[1].text or "nil")
+    if meta.data_doi and type(meta.data_doi[1]) == "table" and meta.data_doi[1].text and meta.data_doi[1].text ~= 'N/A' then
+        meta.include_data_doi = true
+        print("Including data DOI")
     end
 
-    print("Book DOI value:", meta.book_doi and meta.book_doi[1].text or "nil")
-    if meta.book_doi and meta.book_doi[1] and meta.book_doi[1].text ~= 'N/A' then
-      meta.include_book_doi = true
-      print("Including book DOI")
+    -- Check book DOI
+    print("Book DOI value:", meta.book_doi and type(meta.book_doi[1]) == "table" and meta.book_doi[1].text or "nil")
+    if meta.book_doi and type(meta.book_doi[1]) == "table" and meta.book_doi[1].text and meta.book_doi[1].text ~= 'N/A' then
+        meta.include_book_doi = true
+        print("Including book DOI")
     end
 
-    print("Docker DOI value:", meta.docker_doi and meta.docker_doi[1].text or "nil")
-    if meta.docker_doi and meta.docker_doi[1] and meta.docker_doi[1].text ~= 'N/A' then
-      meta.include_docker_doi = true
-      print("Including docker DOI")
+    -- Check docker DOI
+    print("Docker DOI value:", meta.docker_doi and type(meta.docker_doi[1]) == "table" and meta.docker_doi[1].text or "nil")
+    if meta.docker_doi and type(meta.docker_doi[1]) == "table" and meta.docker_doi[1].text and meta.docker_doi[1].text ~= 'N/A' then
+        meta.include_docker_doi = true
+        print("Including docker DOI")
     end
 
-    print("Software review URL value:", meta.software_review_url and meta.software_review_url[1].text or "nil")
-    if meta.software_review_url and meta.software_review_url[1] and meta.software_review_url[1].text ~= 'N/A' then
-      meta.include_software_review = true
-      print("Including software review")
+    -- Check software review URL
+    print("Software review URL value:", meta.software_review_url and type(meta.software_review_url[1]) == "table" and meta.software_review_url[1].text or "nil")
+    if meta.software_review_url and type(meta.software_review_url[1]) == "table" and meta.software_review_url[1].text and meta.software_review_url[1].text ~= 'N/A' then
+        meta.include_software_review = true
+        print("Including software review")
     end
 
-    print("Book exec URL value:", meta.book_exec_url and meta.book_exec_url[1].text or "nil")
-    if meta.book_exec_url and meta.book_exec_url[1] and meta.book_exec_url[1].text ~= 'N/A' then
-      meta.include_book_exec = true
-      print("Including book exec")
+    -- Check book exec URL
+    print("Book exec URL value:", meta.book_exec_url and type(meta.book_exec_url[1]) == "table" and meta.book_exec_url[1].text or "nil")
+    if meta.book_exec_url and type(meta.book_exec_url[1]) == "table" and meta.book_exec_url[1].text and meta.book_exec_url[1].text ~= 'N/A' then
+        meta.include_book_exec = true
+        print("Including book exec")
     end
 
     return meta