Set description from config file for gitweb use.

TODO.rst

@@ -30,9 +30,6 @@
 
 - test with ssh://
 
-- write description to a file, make REPO.git/description symlink to it
-  if it doesn't exist (thus not overwriting local changes)
-
 - gitweb knows about cloneurl, handle like description
 
 - gitweb knows about README.html, figure out how to generate from e.g.

example.conf

@@ -34,8 +34,8 @@ map readonly visiblename2 = actualname2
 gitweb = yes
 
 ## Oneline description of the project, mostly for gitweb.
-## NOT YET IMPLEMENTED.
+description = blah blah
-# description = blah blah
+
 ## Owner of this repository. Used in gitweb list of projects.
 owner = John Doe
 

gitosis/gitweb.py

@@ -47,7 +47,7 @@ def generate_project_list_fp(config, fp):
     :param fp: writable for ``projects.list``
     :type fp: (file-like, anything with ``.write(data)``)
     """
-    log = logging.getLogger('gitosis.gitweb')
+    log = logging.getLogger('gitosis.gitweb.generate_projects_list')
 
     repositories = util.getRepositoryDir(config)
 
@@ -113,3 +113,53 @@ def generate_project_list(config, path):
         f.close()
 
     os.rename(tmp, path)
+
+
+def set_descriptions(config):
+    """
+    Set descriptions for gitweb use.
+    """
+    log = logging.getLogger('gitosis.gitweb.set_descriptions')
+
+    repositories = util.getRepositoryDir(config)
+
+    for section in config.sections():
+        l = section.split(None, 1)
+        type_ = l.pop(0)
+        if type_ != 'repo':
+            continue
+        if not l:
+            continue
+
+        try:
+            description = config.get(section, 'description')
+        except (NoSectionError, NoOptionError):
+            continue
+
+        if not description:
+            continue
+
+        name, = l
+
+        if not os.path.exists(os.path.join(repositories, name)):
+            namedotgit = '%s.git' % name
+            if os.path.exists(os.path.join(repositories, namedotgit)):
+                name = namedotgit
+            else:
+                log.warning(
+                    'Cannot find %(name)r in %(repositories)r'
+                    % dict(name=name, repositories=repositories))
+                continue
+
+        path = os.path.join(
+            repositories,
+            name,
+            'description',
+            )
+        tmp = '%s.%d.tmp' % (path, os.getpid())
+        f = file(tmp, 'w')
+        try:
+            print >>f, description
+        finally:
+            f.close()
+        os.rename(tmp, path)

gitosis/run_hook.py

@@ -28,6 +28,9 @@ def post_update(cfg, git_dir):
         os.path.join(export, 'gitosis.conf'),
         os.path.join(export, '..', 'gitosis.conf'),
         )
+    gitweb.set_descriptions(
+        config=cfg,
+        )
     gitweb.generate_project_list(
         config=cfg,
         path=os.path.join(git_dir, 'projects.list'),

gitosis/test/test_gitweb.py

@@ -5,7 +5,7 @@ from ConfigParser import RawConfigParser
 from cStringIO import StringIO
 
 from gitosis import gitweb
-from gitosis.test.util import mkdir, maketemp, readFile
+from gitosis.test.util import mkdir, maketemp, readFile, writeFile
 
 def test_projectsList_empty():
     cfg = RawConfigParser()
@@ -123,3 +123,102 @@ def test_projectsList_path():
     eq(got, '''\
 foo.git
 ''')
+
+def test_description_none():
+    tmp = maketemp()
+    path = os.path.join(tmp, 'foo.git')
+    mkdir(path)
+    cfg = RawConfigParser()
+    cfg.add_section('gitosis')
+    cfg.set('gitosis', 'repositories', tmp)
+    cfg.add_section('repo foo')
+    cfg.set('repo foo', 'description', 'foodesc')
+    gitweb.set_descriptions(
+        config=cfg,
+        )
+    got = readFile(os.path.join(path, 'description'))
+    eq(got, 'foodesc\n')
+
+def test_description_repo_missing():
+    # configured but not created yet; before first push
+    tmp = maketemp()
+    path = os.path.join(tmp, 'foo.git')
+    cfg = RawConfigParser()
+    cfg.add_section('gitosis')
+    cfg.set('gitosis', 'repositories', tmp)
+    cfg.add_section('repo foo')
+    cfg.set('repo foo', 'description', 'foodesc')
+    gitweb.set_descriptions(
+        config=cfg,
+        )
+    assert not os.path.exists(os.path.join(tmp, 'foo'))
+    assert not os.path.exists(os.path.join(tmp, 'foo.git'))
+
+def test_description_repo_missing_parent():
+    # configured but not created yet; before first push
+    tmp = maketemp()
+    path = os.path.join(tmp, 'foo/bar.git')
+    cfg = RawConfigParser()
+    cfg.add_section('gitosis')
+    cfg.set('gitosis', 'repositories', tmp)
+    cfg.add_section('repo foo')
+    cfg.set('repo foo', 'description', 'foodesc')
+    gitweb.set_descriptions(
+        config=cfg,
+        )
+    assert not os.path.exists(os.path.join(tmp, 'foo'))
+
+def test_description_default():
+    tmp = maketemp()
+    path = os.path.join(tmp, 'foo.git')
+    mkdir(path)
+    writeFile(
+        os.path.join(path, 'description'),
+        'Unnamed repository; edit this file to name it for gitweb.\n',
+        )
+    cfg = RawConfigParser()
+    cfg.add_section('gitosis')
+    cfg.set('gitosis', 'repositories', tmp)
+    cfg.add_section('repo foo')
+    cfg.set('repo foo', 'description', 'foodesc')
+    gitweb.set_descriptions(
+        config=cfg,
+        )
+    got = readFile(os.path.join(path, 'description'))
+    eq(got, 'foodesc\n')
+
+def test_description_not_set():
+    tmp = maketemp()
+    path = os.path.join(tmp, 'foo.git')
+    mkdir(path)
+    writeFile(
+        os.path.join(path, 'description'),
+        'i was here first\n',
+        )
+    cfg = RawConfigParser()
+    cfg.add_section('gitosis')
+    cfg.set('gitosis', 'repositories', tmp)
+    cfg.add_section('repo foo')
+    gitweb.set_descriptions(
+        config=cfg,
+        )
+    got = readFile(os.path.join(path, 'description'))
+    eq(got, 'i was here first\n')
+
+def test_description_again():
+    tmp = maketemp()
+    path = os.path.join(tmp, 'foo.git')
+    mkdir(path)
+    cfg = RawConfigParser()
+    cfg.add_section('gitosis')
+    cfg.set('gitosis', 'repositories', tmp)
+    cfg.add_section('repo foo')
+    cfg.set('repo foo', 'description', 'foodesc')
+    gitweb.set_descriptions(
+        config=cfg,
+        )
+    gitweb.set_descriptions(
+        config=cfg,
+        )
+    got = readFile(os.path.join(path, 'description'))
+    eq(got, 'foodesc\n')