[library-web] remove stale versions

[Frederic Peters <fpeters src gnome org>]

commit 99ef4bc8f9bf22c9f18dcbfa57d9c897f68e2ffd
Author: Frédéric Péters <fpeters 0d be>
Date:   Sat Sep 6 10:07:57 2014 +0200

    remove stale versions
    
    This doesn't do it for real yet, it only logs files and directories that
    should be removed, for human inspection.

 src/document.py |   19 +++++++++++++++++++
 src/lgo.py      |    5 +++++
 2 files changed, 24 insertions(+), 0 deletions(-)
---
diff --git a/src/document.py b/src/document.py
index 9d1f1ff..c6d6932 100644
--- a/src/document.py
+++ b/src/document.py
@@ -162,6 +162,25 @@ class Document:
 
         return doc
 
+    def remove_stale_versions(self):
+        if not self.path:
+            return
+
+        base_path = app.config.doc_path_template % {
+            'channel': self.channel,
+            'module': self.module }
+        dirname = os.path.join(app.config.output_dir, base_path[1:])
+        for filename in os.listdir(dirname):
+            if filename.startswith('index.html'):
+                continue
+            if filename in self.versions:
+                continue
+            if filename in self.tarballs.values():
+                continue
+            if filename in ['stable', 'unstable']:
+                continue
+            logging.info('Should wipe %s' % os.path.join(dirname, filename))
+
 
 class RemoteDocument(Document):
     '''Class for documentation files downloaded from remote servers and
diff --git a/src/lgo.py b/src/lgo.py
index e2de2aa..edae60c 100755
--- a/src/lgo.py
+++ b/src/lgo.py
@@ -173,6 +173,7 @@ class Lgo(App):
         #self.generate_sitemap()
         self.generate_symbols_files()
         self.generate_static_pages()
+        self.remove_stale_versions()
 
     def fix_modules_order(self, modules):
         for doc in modules[:]:
@@ -1022,6 +1023,10 @@ class Lgo(App):
         return os.path.join(self.config.output_dir,
                 self.get_module_web_path(module, versioned=versioned)[1:])
 
+    def remove_stale_versions(self):
+        for doc in self.documents:
+            doc.remove_stale_versions()
+
 
 if __name__ == '__main__':
     app = Lgo()