add basic support for publishing to a PyFS object

hyde/ext/publishers/pyfs.py

@@ -0,0 +1,55 @@
+"""
+Contains classes and utilities that help publishing a hyde website to
+a filesystem using PyFilesystem FS objects.
+"""
+
+import getpass
+
+from hyde.fs import File, Folder
+from hyde.publisher import Publisher
+
+from hyde.util import getLoggerWithNullHandler
+logger = getLoggerWithNullHandler('hyde.ext.publishers.pyfs')
+
+
+from fs.osfs import OSFS
+from fs.path import pathjoin
+from fs.opener import fsopendir
+
+
+
+class PyFS(Publisher):
+
+    def initialize(self, settings):
+        self.settings = settings
+        self.url = settings.url
+        self.prompt_for_credentials()
+        self.fs = fsopendir(self.url)
+
+    def prompt_for_credentials(self):
+        credentials = {}
+        if "%(username)s" in self.url:
+            print "Username: ",
+            credentials["username"] = raw_input().strip()
+        if "%(password)s" in self.url:
+            credentials["password"] = getpass.getpass("Password: ")
+        if credentials:
+            self.url = self.url % credentials
+
+    def publish(self):
+        super(PyFS, self).publish()
+        deploy_fs = OSFS(self.site.config.deploy_root_path.path)
+        for (dirnm,filenms) in deploy_fs.walk():
+            logger.info("Making directory: %s",dirnm)
+            self.fs.makedir(dirnm,allow_recreate=True)
+            for filenm in filenms:
+                filepath = pathjoin(dirnm,filenm)
+                logger.info("Uploading file: %s",filepath)
+                with deploy_fs.open(filepath,"rb") as f:
+                    self.fs.setcontents(filepath,f)
+            for filenm in self.fs.listdir(dirnm,files_only=True):
+                filepath = pathjoin(dirnm,filenm)
+                if filenm not in filenms:
+                    logger.info("Removing file: %s",filepath)
+                    self.fs.remove(filepath)
+