Making some metadata entries immutable

fanficfare/configurable.py

@@ -521,6 +521,22 @@ def get_valid_scalar_entries():
 def get_valid_entries():
     return get_valid_list_entries() + get_valid_scalar_entries()
 
+## Metadata entries that are not allowed to be changed.
+def get_immutable_entries():
+    return list([
+            'authorId',
+            'authorUrl',
+            'seriesUrl',
+            'storyId',
+            'storyUrl',
+            'langcode',
+            'numChapters',
+            'site',
+            'anthology',
+            'newforanthology',
+            'cover_image',
+            ])
+
 # Moved here for test_config.
 def make_generate_cover_settings(param):
     vlist = []
@@ -587,6 +603,7 @@ class Configuration(ConfigParser):
         self.listTypeEntries = get_valid_list_entries()
 
         self.validEntries = get_valid_entries()
+        self.immutableEntries = get_immutable_entries()
 
         self.url_config_set = False
 
@@ -631,6 +648,12 @@ class Configuration(ConfigParser):
     def getValidMetaList(self):
         return self.validEntries + self.getConfigList("extra_valid_entries")
 
+    def isImmutableMetaEntry(self, key):
+        return key in self.getImmutableMetaList()
+
+    def getImmutableMetaList(self):
+        return self.immutableEntries
+
     # used by adapters & writers, non-convention naming style
     def hasConfig(self, key):
         return self.has_config(self.sectionslist, key)
@@ -1099,6 +1122,9 @@ class Configurable(object):
     def isValidMetaEntry(self, key):
         return self.configuration.isValidMetaEntry(key)
 
+    def isImmutableMetaEntry(self, key):
+        return self.configuration.isImmutableMetaEntry(key)
+
     def getValidMetaList(self):
         return self.configuration.getValidMetaList()
 

fanficfare/story.py

@@ -1138,6 +1138,9 @@ class Story(Requestable):
                     removeallentities=False,
                     doreplacements=True,
                     seen_list={}):
+        if self.isImmutableMetaEntry(key):
+            doreplacements = False
+
         # check for a cached value to speed processing
         if self.metadata_cache.is_cached_scalar(key,removeallentities,doreplacements):
             return self.metadata_cache.get_cached_scalar(key,removeallentities,doreplacements)
@@ -1306,6 +1309,9 @@ class Story(Requestable):
         #print("getList(%s,%s)"%(listname,includelist))
         retlist = []
 
+        if self.isImmutableMetaEntry(listname):
+            doreplacements = False
+
         # check for a cached value to speed processing
         if not skip_cache and self.metadata_cache.is_cached_list(listname,removeallentities,doreplacements):
             return self.metadata_cache.get_cached_list(listname,removeallentities,doreplacements)