Skip links to private notes.

scripts/generate.py

@@ -57,6 +57,18 @@ ROOT_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
 
 STATIC_PATH = os.path.join(ROOT_DIR, 'static')
 
+class NonExistingLocalNoteError(AssertionError):
+    def __init__(self, note_id, src_headline):
+        AssertionError.__init__(self)
+        self.note_id = note_id
+        self.src_headline = src_headline
+
+    def get_message(self):
+        return ("Cannot follow link to '{}' on headline '{}' ({})"
+                .format(self.note_id,
+                        self.src_headline.id,
+                        self.src_headline.title.get_text().strip()))
+
 def is_git_path(path):
     return any([chunk == ".git" for chunk in path.split(os.sep)])
 
@@ -312,10 +324,7 @@ def get_headline_with_name(target_name, doc):
 
 def assert_id_exists(id, src_headline, graph):
     if id not in graph["nodes"]:
-        raise AssertionError("Cannot follow link to '{}' on headline '{}' ({})"
+        raise NonExistingLocalNoteError(id, src_headline)
-                             .format(id,
-                                     src_headline.id,
-                                     src_headline.title.get_text()))
 
 def print_tree(tree, indentation=0, headline=None):
     # if headline and headline.id != INDEX_ID:
@@ -447,6 +456,11 @@ def render_text_tokens(tokens, acc, headline, graph):
         elif isinstance(chunk, Link):
             link_target = chunk.value
             is_internal_link = True
+            description = chunk.description
+            if description is None:
+                description = chunk.value
+
+            try:
                 if link_target.startswith('id:'):
                     assert_id_exists(link_target[3:], headline, graph)
                     link_target = './' + link_target[3:] + '.node.html'
@@ -479,15 +493,15 @@ def render_text_tokens(tokens, acc, headline, graph):
                     ):
                         raise NotImplementedError('Unknown link type: {}'
                                                   .format(link_target))
-            description = chunk.description
-            if description is None:
-                description = chunk.value
 
                 acc.append('<a href="{}" class="{}" >{}</a>'.format(
                     html.escape(link_target),
                     'internal' if is_internal_link else 'external',
                     html.escape(description),
                 ))
+            except NonExistingLocalNoteError as err:
+                logging.warning(err.get_message())
+                acc.append(html.escape(description))
         # else:
         #     raise NotImplementedError('TextToken: {}'.format(chunk))
     acc.append('</p>')