Add a new signal: page_generator_write_page

docs/plugins.rst

@@ -108,6 +108,7 @@ page_generator_preread              page_generator                 invoked befor
                                                                    use if code needs to do something before every page is parsed.
 page_generator_init                 page_generator                 invoked in the PagesGenerator.__init__
 page_generator_finalized            page_generator                 invoked at the end of PagesGenerator.generate_context
+page_generator_write_page           page_generator, content        invoked before writing each page, the page is passed as content
 page_writer_finalized               page_generator, writer         invoked after all pages have been written, but before the page generator
                                                                    is closed.
 static_generator_context            static_generator, metadata

pelican/generators.py

@@ -642,6 +642,7 @@ class PagesGenerator(CachingGenerator):
     def generate_output(self, writer):
         for page in chain(self.translations, self.pages,
                           self.hidden_translations, self.hidden_pages):
+            signals.page_generator_write_page.send(self, content=page)
             writer.write_file(
                 page.save_as, self.get_template(page.template),
                 self.context, page=page,

pelican/signals.py

@@ -27,6 +27,7 @@ article_writer_finalized = signal('article_writer_finalized')
 
 page_generator_init = signal('page_generator_init')
 page_generator_finalized = signal('page_generator_finalized')
+page_generator_write_page = signal('page_generator_write_page')
 page_writer_finalized = signal('page_writer_finalized')
 
 static_generator_init = signal('static_generator_init')