diff hgext/largefiles/storefactory.py @ 35564:cf841f2b5a72

largefiles: add support for 'largefiles://' url scheme

This changesets allows Mercurial to transparently download content from the
configured largefile store. This handle all authentication and largefile
protocol details.

The target usecase is to leverage largefile infrastructure for clone bundle. See
next changeset for details

--- a/hgext/largefiles/storefactory.py	Thu Dec 21 13:53:26 2017 +0100
+++ b/hgext/largefiles/storefactory.py	Thu Dec 21 13:57:57 2017 +0100
@@ -22,8 +22,9 @@
 # During clone this function is passed the src's ui object
 # but it needs the dest's ui object so it can read out of
 # the config file. Use repo.ui instead.
-def openstore(repo, remote=None, put=False):
-    ui = repo.ui
+def openstore(repo=None, remote=None, put=False, ui=None):
+    if ui is None:
+        ui = repo.ui
 
     if not remote:
         lfpullsource = getattr(repo, 'lfpullsource', None)
@@ -37,12 +38,16 @@
         # ui.expandpath() leaves 'default-push' and 'default' alone if
         # they cannot be expanded: fallback to the empty string,
         # meaning the current directory.
-        if path == 'default-push' or path == 'default':
+        if repo is None:
+            path = ui.expandpath('default')
+            path, _branches = hg.parseurl(path)
+            remote = hg.peer(repo or ui, {}, path)
+        elif path == 'default-push' or path == 'default':
             path = ''
             remote = repo
         else:
             path, _branches = hg.parseurl(path)
-            remote = hg.peer(repo, {}, path)
+            remote = hg.peer(repo or ui, {}, path)
 
     # The path could be a scheme so use Mercurial's normal functionality
     # to resolve the scheme to a repository and use its path
@@ -76,3 +81,6 @@
     }
 
 _scheme_re = re.compile(r'^([a-zA-Z0-9+-.]+)://')
+
+def getlfile(ui, hash):
+    return util.chunkbuffer(openstore(ui=ui)._get(hash))