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[redakcja.git] / lib / vstorage / __init__.py

diff --git a/lib/vstorage/__init__.py b/lib/vstorage/__init__.py
index aeb7338..2708ed7 100644 (file)
--- a/lib/vstorage/__init__.py
+++ b/lib/vstorage/__init__.py
@@ -18,10 +18,11 @@ os.environ['HGENCODING'] = 'utf-8'
 os.environ['HGMERGE'] = "internal:merge"
 
 import mercurial.hg
 os.environ['HGMERGE'] = "internal:merge"
 
 import mercurial.hg

-import mercurial.ui

 import mercurial.revlog
 import mercurial.util
 
 import mercurial.revlog
 import mercurial.util
 

+from vstorage.hgui import SilentUI
+

 
 def urlquote(url, safe='/'):
     """Quotes URL
 
 def urlquote(url, safe='/'):
     """Quotes URL


@@ -129,10 +130,7 @@ class VersionedStorage(object):
             os.makedirs(self.path)
         self.repo_path = find_repo_path(self.path)
 
             os.makedirs(self.path)
         self.repo_path = find_repo_path(self.path)
 

-        self.ui = mercurial.ui.ui()
-        self.ui.quiet = True
-        self.ui._report_untrusted = False
-        self.ui.setconfig('ui', 'interactive', False)
+        self.ui = SilentUI()

 
         if self.repo_path is None:
             self.repo_path = self.path
 
         if self.repo_path is None:
             self.repo_path = self.path


@@ -148,19 +146,27 @@ class VersionedStorage(object):
         """Close and reopen the repo, to make sure we are up to date."""
         self.repo = mercurial.hg.repository(self.ui, self.repo_path)
 
         """Close and reopen the repo, to make sure we are up to date."""
         self.repo = mercurial.hg.repository(self.ui, self.repo_path)
 

-    def _file_path(self, title):
-        return os.path.join(self.path, urlquote(title, safe=''))
+    def _file_path(self, title, type='.xml'):
+        """ Return plain version if exists in repo, add extension otherwise. """
+        path = os.path.join(self.path, urlquote(title, safe=''))
+        if type and self._title_to_file(title, '') not in self.repo['tip']:
+            path += type
+        return path

 
     def _title_to_file(self, title, type=".xml"):
 
     def _title_to_file(self, title, type=".xml"):

-        return os.path.join(self.repo_prefix, urlquote(title, safe='')) + type
+        """ Return plain version if exists in repo, add extension otherwise. """
+        path = os.path.join(self.repo_prefix, urlquote(title, safe=''))
+        if type and path not in self.repo['tip']:
+            path += type
+        return path

 
     def _file_to_title(self, filename):
         assert filename.startswith(self.repo_prefix)
 
     def _file_to_title(self, filename):
         assert filename.startswith(self.repo_prefix)

-        name = filename[len(self.repo_prefix):].strip('/').split('.', 1)[0]
+        name = filename[len(self.repo_prefix):].strip('/').rsplit('.', 1)[0]

         return urlunquote(name)
 
     def __contains__(self, title):
         return urlunquote(name)
 
     def __contains__(self, title):

-        return urlquote(title) in self.repo['tip']
+        return self._title_to_file(title) in self.repo['tip']

 
     def __iter__(self):
         return self.all_pages()
 
     def __iter__(self):
         return self.all_pages()


@@ -213,7 +219,7 @@ class VersionedStorage(object):
             filectx_tip = changectx[repo_file]
             current_page_rev = filectx_tip.filerev()
         except mercurial.revlog.LookupError:
             filectx_tip = changectx[repo_file]
             current_page_rev = filectx_tip.filerev()
         except mercurial.revlog.LookupError:

-            self.repo.add([repo_file])
+            self.repo[None].add([repo_file])

             current_page_rev = -1
 
         if parent is not None and current_page_rev != parent:
             current_page_rev = -1
 
         if parent is not None and current_page_rev != parent:


@@ -221,6 +227,8 @@ class VersionedStorage(object):
             author = '<wiki>'
             comment = msg.encode('utf-8')
 
             author = '<wiki>'
             comment = msg.encode('utf-8')
 

+        logger.debug("Commiting %r", repo_file)
+

         self._commit([repo_file], comment, author)
 
     def save_data(self, title, data, **kwargs):
         self._commit([repo_file], comment, author)
 
     def save_data(self, title, data, **kwargs):


@@ -263,7 +271,7 @@ class VersionedStorage(object):
             os.unlink(file_path)
         except OSError:
             pass
             os.unlink(file_path)
         except OSError:
             pass

-        self.repo.remove([repo_file])
+        self.repo[None].remove([repo_file])

         self._commit([repo_file], text, user)
 
     def page_text(self, title, revision=None):
         self._commit([repo_file], text, user)
 
     def page_text(self, title, revision=None):


@@ -325,34 +333,27 @@ class VersionedStorage(object):
         return guess_mime(self._file_path(title))
 
     def _find_filectx(self, title, rev=None):
         return guess_mime(self._file_path(title))
 
     def _find_filectx(self, title, rev=None):

-        """Find the last revision in which the file existed."""
-        repo_file = self._title_to_file(title)
-        changectx = self._changectx()  # start with tip
-        visited = set()
-
-        stack = [changectx]
-        visited.add(changectx)
-
-        while repo_file not in changectx:
-            if not stack:
+        """
+        Find the revision of the file in repo.
+        Only look for files still existing in repo's tip.
+        """
+        tip = self._changectx()
+        file = self._title_to_file(title)
+        logging.info('Looking for %s', file)
+        if file in tip:
+            fctx = tip[file]
+        else:
+            file = self._title_to_file(title, type='')
+            logging.info('.xml not found, trying plain')
+            if file in tip:
+                fctx = tip[file]
+            else:

                 raise DocumentNotFound(title)
 
                 raise DocumentNotFound(title)
 

-            changectx = stack.pop()
-            for parent in changectx.parents():
-                if parent not in visited:
-                    stack.append(parent)
-                    visited.add(parent)
-
-        try:
-            fctx = changectx[repo_file]
-
-            if rev is not None:
-                fctx = fctx.filectx(rev)
-                fctx.filerev()
-
-            return fctx
-        except (IndexError, LookupError) as e:
-            raise DocumentNotFound(title)
+        if rev is not None:
+            fctx = fctx.filectx(rev)
+            fctx.filerev()
+        return fctx

 
     def page_history(self, title):
         """Iterate over the page's history."""
 
     def page_history(self, title):
         """Iterate over the page's history."""


@@ -433,3 +434,12 @@ class VersionedStorage(object):
         for filename in modified + added + removed + deleted:
             if filename.startswith(self.repo_prefix):
                 yield self._file_to_title(filename)
         for filename in modified + added + removed + deleted:
             if filename.startswith(self.repo_prefix):
                 yield self._file_to_title(filename)

+
+    def revert(self, pageid, rev, **commit_args):
+        """ Make the given version of page the current version (reverting changes). """
+
+        # Find the old version
+        fctx = self._find_filectx(pageid, rev)
+
+        # Restore the contents
+        self.save_data(pageid, fctx.data(), **commit_args)