fix: set <title> for blame pages about, syntax, help, draft, and 404 pages

This is a follow up to #485.

Author: redimp

otterwiki/views.py

@@ -116,6 +116,7 @@ def about():
     htmlcontent, _, library_requirements = render.markdown(content)
     return render_template(
         "about.html",
+        title="About",
         htmlcontent=htmlcontent,
         __version__=__version__,
         library_requirements=library_requirements,
@@ -126,6 +127,7 @@ def about():
 def syntax():
     return render_template(
         "syntax.html",
+        title="Syntax",
         in_help=True,
         pagepath="",
     )
@@ -167,6 +169,7 @@ def help(topic=None):
         )
         return render_template(
             "help_syntax.html",
+            title="Help - Syntax",
             toc=toc,
             in_help=True,
             embedding_info=embedding_info,
@@ -185,6 +188,7 @@ def help(topic=None):
     # default help
     return render_template(
         "help.html",
+        title="Help - {}".format(topic.capitalize()) if topic else "Help",
         content=content,
         toc=toc,
         library_requirements=library_requirements,

otterwiki/wiki.py

@@ -448,6 +448,7 @@ def exists_or_404(self, in_git: bool = False):
             response404 = make_response(
                 render_template(
                     "page404.html",
+                    title="{} - not found".format(self.pagename_full),
                     pagename=self.pagename_full,
                     pagepath=self.pagepath,
                 ),
@@ -734,6 +735,7 @@ def editor(self, author, handle_draft=None):
             if handle_draft is None:
                 return render_template(
                     "draft.html",
+                    title="{} - draft".format(self.pagename),
                     pagename=self.pagename,
                     pagepath=self.pagepath,
                     revision=(
@@ -894,9 +896,12 @@ def blame(self):
                 )
                 fdata[last_index][8] += 1
         menutree = SidebarPageIndex(self.pagepath)
+        title = "{} - blame".format(self.pagename)
+        if self.revision is not None:
+            title = "{} ({})".format(title, self.revision)
         return render_template(
             "blame.html",
-            title="{} - blame {}".format(self.pagename, self.revision),
+            title=title,
             pagepath=self.pagepath,
             pagename=self.pagename,
             blame=fdata,