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Dont use exec() in plugin system

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This commit is contained in:
Sunil Mohan Adapa 2014-04-05 16:08:41 +09:00
parent c0ea7ee298
commit 2d39638020
1 changed files with 27 additions and 12 deletions
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37
plugin_mount.py
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@ -42,17 +42,30 @@ def get_parts(obj, parts=None, *args, **kwargs):
for v in fields: for v in fields:
if not v in parts: if not v in parts:
parts[v] = '' parts[v] = ''
exec("""
try: try:
if str(type(obj.%(v)s))=="<type 'instancemethod'>": method = getattr(obj, v)
parts[v] += obj.%(v)s(*args, **kwargs) if callable(method):
else: parts[v] = method(*args, **kwargs)
parts[v] += obj.%(v)s else:
except AttributeError: parts[v] = method
pass""" % {'v':v}) except AttributeError:
pass
return parts return parts
def _setattr_deep(obj, path, value):
"""If path is 'x.y.z' or ['x', 'y', 'z'] then perform obj.x.y.z = value"""
if isinstance(path, basestring):
path = path.split('.')
for part in path[:-1]:
obj = getattr(obj, part)
setattr(obj, path[-1], value)
class PagePlugin: class PagePlugin:
""" """
Mount point for page plugins. Page plugins provide display pages Mount point for page plugins. Page plugins provide display pages
@ -72,7 +85,8 @@ class PagePlugin:
def register_page(self, url): def register_page(self, url):
cfg.log.info("Registering page: %s" % url) cfg.log.info("Registering page: %s" % url)
exec "cfg.html_root.%s = self" % (url) _setattr_deep(cfg.html_root, url, self)
def fill_template(self, *args, **kwargs): def fill_template(self, *args, **kwargs):
return u.page_template(*args, **kwargs) return u.page_template(*args, **kwargs)
@ -128,8 +142,9 @@ class FormPlugin():
def __init__(self, *args, **kwargs): def __init__(self, *args, **kwargs):
for u in self.url: for u in self.url:
exec "cfg.html_root.%s = self" % "%s.%s" % ('.'.join(u.split("/")[1:]), self.__class__.__name__) path = u.split("/")[1:] + [self.__class__.__name__]
cfg.log("Registered page: %s.%s" % ('.'.join(u.split("/")[1:]), self.__class__.__name__)) _setattr_deep(cfg.html_root, path, self)
cfg.log("Registered page: %s" % '.'.join(path))
def main(self, *args, **kwargs): def main(self, *args, **kwargs):
return "<p>Override this method and replace it with a form.</p>" return "<p>Override this method and replace it with a form.</p>"