author | Sylvain Thénault <sylvain.thenault@logilab.fr> |
Wed, 02 Sep 2009 10:23:38 +0200 | |
branch | 3.5 |
changeset 3084 | 096d680c9da2 |
parent 3071 | 6ad4e6d4df86 |
child 3072 | 6fb42c53f6df |
child 3137 | 5598bec9be7f |
child 3184 | 613064b49331 |
permissions | -rw-r--r-- |
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"""extend the generic VRegistry with some cubicweb specific stuff |
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:organization: Logilab |
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:copyright: 2001-2009 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2. |
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:contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr |
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:license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses |
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""" |
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__docformat__ = "restructuredtext en" |
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_ = unicode |
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from logilab.common.decorators import cached, clear_cache, monkeypatch |
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from logilab.common.deprecation import deprecated |
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from logilab.common.modutils import cleanup_sys_modules |
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from rql import RQLHelper |
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from cubicweb import (ETYPE_NAME_MAP, Binary, UnknownProperty, UnknownEid, |
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ObjectNotFound, NoSelectableObject, RegistryNotFound, |
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RegistryOutOfDate, CW_EVENT_MANAGER, onevent) |
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from cubicweb.utils import dump_class |
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from cubicweb.vregistry import VRegistry, Registry |
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from cubicweb.rtags import RTAGS |
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@onevent('before-registry-reload') |
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def clear_rtag_objects(): |
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for rtag in RTAGS: |
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rtag.clear() |
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def use_interfaces(obj): |
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"""return interfaces used by the given object by searchinf for implements |
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selectors, with a bw compat fallback to accepts_interfaces attribute |
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""" |
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from cubicweb.selectors import implements |
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try: |
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# XXX deprecated |
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return sorted(obj.accepts_interfaces) |
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except AttributeError: |
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try: |
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impl = obj.__select__.search_selector(implements) |
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if impl: |
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return sorted(impl.expected_ifaces) |
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except AttributeError: |
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pass # old-style appobject classes with no accepts_interfaces |
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except: |
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print 'bad selector %s on %s' % (obj.__select__, obj) |
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raise |
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return () |
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class CWRegistry(Registry): |
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def __init__(self, vreg): |
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super(CWRegistry, self).__init__(vreg.config) |
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self.vreg = vreg |
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@property |
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def schema(self): |
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return self.vreg.schema |
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def initialization_completed(self): |
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# call vreg_initialization_completed on appobjects and print |
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# registry content |
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for appobjects in self.itervalues(): |
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for appobject in appobjects: |
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appobject.vreg_initialization_completed() |
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def render(self, __oid, req, __fallback_oid=None, rset=None, **kwargs): |
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"""select object, or fallback object if specified and the first one |
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isn't selectable, then render it |
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""" |
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try: |
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obj = self.select(__oid, req, rset=rset, **kwargs) |
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except NoSelectableObject: |
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if __fallback_oid is None: |
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raise |
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obj = self.select(__fallback_oid, req, rset=rset, **kwargs) |
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return obj.render(**kwargs) |
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def select_vobject(self, oid, *args, **kwargs): |
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selected = self.select_object(oid, *args, **kwargs) |
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if selected and selected.propval('visible'): |
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return selected |
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return None |
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def possible_vobjects(self, *args, **kwargs): |
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"""return an ordered list of possible app objects in a given registry, |
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supposing they support the 'visible' and 'order' properties (as most |
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visualizable objects) |
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""" |
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return sorted([x for x in self.possible_objects(*args, **kwargs) |
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if x.propval('visible')], |
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key=lambda x: x.propval('order')) |
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VRegistry.REGISTRY_FACTORY[None] = CWRegistry |
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class ETypeRegistry(CWRegistry): |
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def initialization_completed(self): |
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"""on registration completed, clear etype_class internal cache |
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""" |
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super(ETypeRegistry, self).initialization_completed() |
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# clear etype cache if you don't want to run into deep weirdness |
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106 |
clear_cache(self, 'etype_class') |
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107 |
|
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108 |
def register(self, obj, **kwargs): |
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109 |
oid = kwargs.get('oid') or obj.id |
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110 |
if oid != 'Any' and not oid in self.schema: |
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111 |
self.error('don\'t register %s, %s type not defined in the ' |
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112 |
'schema', obj, obj.id) |
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113 |
return |
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114 |
kwargs['clear'] = True |
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115 |
super(ETypeRegistry, self).register(obj, **kwargs) |
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116 |
|
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117 |
@cached |
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118 |
def etype_class(self, etype): |
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119 |
"""return an entity class for the given entity type. |
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120 |
|
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121 |
Try to find out a specific class for this kind of entity or default to a |
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122 |
dump of the nearest parent class (in yams inheritance) registered. |
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123 |
|
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124 |
Fall back to 'Any' if not yams parent class found. |
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125 |
""" |
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126 |
etype = str(etype) |
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127 |
if etype == 'Any': |
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128 |
return self.select('Any', 'Any') |
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129 |
eschema = self.schema.eschema(etype) |
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130 |
baseschemas = [eschema] + eschema.ancestors() |
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131 |
# browse ancestors from most specific to most generic and try to find an |
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132 |
# associated custom entity class |
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133 |
for baseschema in baseschemas: |
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134 |
try: |
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135 |
btype = ETYPE_NAME_MAP[baseschema] |
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136 |
except KeyError: |
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137 |
btype = str(baseschema) |
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138 |
try: |
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139 |
objects = self[btype] |
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140 |
assert len(objects) == 1, objects |
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141 |
cls = objects[0] |
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142 |
break |
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143 |
except ObjectNotFound: |
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144 |
pass |
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145 |
else: |
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146 |
# no entity class for any of the ancestors, fallback to the default |
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147 |
# one |
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148 |
objects = self['Any'] |
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149 |
assert len(objects) == 1, objects |
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150 |
cls = objects[0] |
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151 |
# make a copy event if cls.id == etype, else we may have pb for client |
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152 |
# application using multiple connections to different repositories (eg |
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153 |
# shingouz) |
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154 |
cls = dump_class(cls, etype) |
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155 |
cls.id = etype |
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156 |
cls.__initialize__() |
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157 |
return cls |
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158 |
|
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159 |
VRegistry.REGISTRY_FACTORY['etypes'] = ETypeRegistry |
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160 |
|
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161 |
|
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162 |
class ViewsRegistry(CWRegistry): |
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163 |
|
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164 |
def main_template(self, req, oid='main-template', **kwargs): |
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165 |
"""display query by calling the given template (default to main), |
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166 |
and returning the output as a string instead of requiring the [w]rite |
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167 |
method as argument |
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168 |
""" |
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169 |
res = self.render(oid, req, **kwargs) |
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170 |
if isinstance(res, unicode): |
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171 |
return res.encode(req.encoding) |
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172 |
assert isinstance(res, str) |
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173 |
return res |
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174 |
|
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175 |
def possible_views(self, req, rset=None, **kwargs): |
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176 |
"""return an iterator on possible views for this result set |
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177 |
|
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178 |
views returned are classes, not instances |
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179 |
""" |
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180 |
for vid, views in self.items(): |
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181 |
if vid[0] == '_': |
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182 |
continue |
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183 |
try: |
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view = self.select_best(views, req, rset=rset, **kwargs) |
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if view.linkable(): |
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yield view |
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except NoSelectableObject: |
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continue |
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189 |
except Exception: |
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self.exception('error while trying to select %s view for %s', |
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191 |
vid, rset) |
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192 |
|
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VRegistry.REGISTRY_FACTORY['views'] = ViewsRegistry |
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194 |
|
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195 |
|
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class ActionsRegistry(CWRegistry): |
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197 |
|
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def possible_actions(self, req, rset=None, **kwargs): |
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if rset is None: |
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actions = self.possible_vobjects(req, rset=rset, **kwargs) |
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201 |
else: |
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actions = rset.possible_actions(**kwargs) # cached implementation |
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result = {} |
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for action in actions: |
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result.setdefault(action.category, []).append(action) |
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return result |
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207 |
|
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VRegistry.REGISTRY_FACTORY['actions'] = ActionsRegistry |
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209 |
|
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210 |
|
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211 |
|
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class CubicWebVRegistry(VRegistry): |
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"""Central registry for the cubicweb instance, extending the generic |
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214 |
VRegistry with some cubicweb specific stuff. |
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215 |
|
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216 |
This is one of the central object in cubicweb instance, coupling |
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217 |
dynamically loaded objects with the schema and the configuration objects. |
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218 |
|
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219 |
It specializes the VRegistry by adding some convenience methods to access to |
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220 |
stored objects. Currently we have the following registries of objects known |
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221 |
by the web instance (library may use some others additional registries): |
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222 |
|
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223 |
* etypes |
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224 |
* views |
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225 |
* components |
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226 |
* actions |
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227 |
* forms |
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228 |
* formrenderers |
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229 |
* controllers, which are directly plugged into the application |
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230 |
object to handle request publishing XXX to merge with views |
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231 |
* contentnavigation XXX to merge with components? to kill? |
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232 |
""" |
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233 |
|
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234 |
def __init__(self, config, debug=None, initlog=True): |
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if initlog: |
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236 |
# first init log service |
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237 |
config.init_log(debug=debug) |
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238 |
super(CubicWebVRegistry, self).__init__(config) |
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self.schema = None |
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240 |
self.initialized = False |
0 | 241 |
self.reset() |
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242 |
|
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243 |
def setdefault(self, regid): |
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244 |
try: |
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return self[regid] |
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246 |
except RegistryNotFound: |
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self[regid] = self.registry_class(regid)(self) |
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return self[regid] |
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249 |
|
0 | 250 |
def items(self): |
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return [item for item in super(CubicWebVRegistry, self).items() |
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if not item[0] in ('propertydefs', 'propertyvalues')] |
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def iteritems(self): |
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return (item for item in super(CubicWebVRegistry, self).iteritems() |
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if not item[0] in ('propertydefs', 'propertyvalues')) |
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|
257 |
def values(self): |
|
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return [value for key, value in self.items()] |
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def itervalues(self): |
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return (value for key, value in self.items()) |
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261 |
|
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def reset(self, path=None, force_reload=None): |
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super(CubicWebVRegistry, self).reset(path, force_reload) |
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self._needs_iface = {} |
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# two special registries, propertydefs which care all the property |
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# definitions, and propertyvals which contains values for those |
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267 |
# properties |
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if not self.initialized: |
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self['propertydefs'] = {} |
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self['propertyvalues'] = self.eprop_values = {} |
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for key, propdef in self.config.eproperty_definitions(): |
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self.register_property(key, **propdef) |
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273 |
if path is not None and force_reload: |
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274 |
cleanup_sys_modules(path) |
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275 |
cubes = self.config.cubes() |
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276 |
# if the fs code use some cubes not yet registered into the instance |
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277 |
# we should cleanup sys.modules for those as well to avoid potential |
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|
278 |
# bad class reference pb after reloading |
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279 |
cfg = self.config |
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280 |
for cube in cfg.expand_cubes(cubes, with_recommends=True): |
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281 |
if not cube in cubes: |
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282 |
cpath = cfg.build_vregistry_cube_path([cfg.cube_dir(cube)]) |
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283 |
cleanup_sys_modules(cpath) |
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284 |
|
0 | 285 |
def set_schema(self, schema): |
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286 |
"""set instance'schema and load application objects""" |
0 | 287 |
self.schema = schema |
288 |
clear_cache(self, 'rqlhelper') |
|
289 |
# now we can load application's web objects |
|
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290 |
searchpath = self.config.vregistry_path() |
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291 |
self.reset(searchpath, force_reload=False) |
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292 |
self.register_objects(searchpath, force_reload=False) |
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|
293 |
# map lowered entity type names to their actual name |
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294 |
self.case_insensitive_etypes = {} |
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295 |
for etype in self.schema.entities(): |
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296 |
etype = str(etype) |
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297 |
self.case_insensitive_etypes[etype.lower()] = etype |
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298 |
|
0 | 299 |
def update_schema(self, schema): |
300 |
"""update .schema attribute on registered objects, necessary for some |
|
301 |
tests |
|
302 |
""" |
|
303 |
self.schema = schema |
|
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|
304 |
for registry, regcontent in self.items(): |
0 | 305 |
for objects in regcontent.values(): |
306 |
for obj in objects: |
|
307 |
obj.schema = schema |
|
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308 |
|
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309 |
def register_if_interface_found(self, obj, ifaces, **kwargs): |
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310 |
"""register an object but remove it if no entity class implements one of |
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311 |
the given interfaces |
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312 |
""" |
785 | 313 |
self.register(obj, **kwargs) |
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314 |
if not isinstance(ifaces, (tuple, list)): |
785 | 315 |
self._needs_iface[obj] = (ifaces,) |
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316 |
else: |
785 | 317 |
self._needs_iface[obj] = ifaces |
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|
318 |
|
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|
319 |
def register(self, obj, *args, **kwargs): |
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320 |
super(CubicWebVRegistry, self).register(obj, *args, **kwargs) |
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321 |
# XXX bw compat |
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322 |
ifaces = use_interfaces(obj) |
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323 |
if ifaces: |
785 | 324 |
self._needs_iface[obj] = ifaces |
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325 |
|
0 | 326 |
def register_objects(self, path, force_reload=None): |
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327 |
"""overriden to remove objects requiring a missing interface""" |
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328 |
if force_reload is None: |
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329 |
force_reload = self.config.mode == 'dev' |
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|
330 |
try: |
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|
331 |
self._register_objects(path, force_reload) |
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|
332 |
except RegistryOutOfDate: |
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|
333 |
CW_EVENT_MANAGER.emit('before-registry-reload') |
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|
334 |
# modification detected, reset and reload |
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335 |
self.reset(path, force_reload) |
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|
336 |
self._register_objects(path, force_reload) |
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|
337 |
CW_EVENT_MANAGER.emit('after-registry-reload') |
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|
338 |
|
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|
339 |
def _register_objects(self, path, force_reload=None): |
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|
340 |
"""overriden to remove objects requiring a missing interface""" |
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|
341 |
extrapath = {} |
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|
342 |
for cubesdir in self.config.cubes_search_path(): |
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|
343 |
if cubesdir != self.config.CUBES_DIR: |
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|
344 |
extrapath[cubesdir] = 'cubes' |
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345 |
if super(CubicWebVRegistry, self).register_objects(path, force_reload, |
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|
346 |
extrapath): |
1638 | 347 |
self.initialization_completed() |
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|
348 |
# don't check rtags if we don't want to cleanup_interface_sobjects |
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|
349 |
for rtag in RTAGS: |
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|
350 |
rtag.init(self.schema, |
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|
351 |
check=self.config.cleanup_interface_sobjects) |
0 | 352 |
|
1638 | 353 |
def initialization_completed(self): |
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|
354 |
for regname, reg in self.items(): |
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|
355 |
self.debug('available in registry %s: %s', regname, sorted(reg)) |
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|
356 |
reg.initialization_completed() |
1638 | 357 |
# we may want to keep interface dependent objects (e.g.for i18n |
358 |
# catalog generation) |
|
359 |
if self.config.cleanup_interface_sobjects: |
|
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|
360 |
# remove appobjects that don't support any available interface |
1638 | 361 |
implemented_interfaces = set() |
362 |
if 'Any' in self.get('etypes', ()): |
|
363 |
for etype in self.schema.entities(): |
|
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|
364 |
cls = self['etypes'].etype_class(etype) |
1638 | 365 |
for iface in cls.__implements__: |
366 |
implemented_interfaces.update(iface.__mro__) |
|
367 |
implemented_interfaces.update(cls.__mro__) |
|
368 |
for obj, ifaces in self._needs_iface.items(): |
|
369 |
ifaces = frozenset(isinstance(iface, basestring) |
|
370 |
and iface in self.schema |
|
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|
371 |
and self['etypes'].etype_class(iface) |
1638 | 372 |
or iface |
373 |
for iface in ifaces) |
|
374 |
if not ('Any' in ifaces or ifaces & implemented_interfaces): |
|
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|
375 |
self.debug('kicking appobject %s (no implemented ' |
1638 | 376 |
'interface among %s)', obj, ifaces) |
377 |
self.unregister(obj) |
|
378 |
# clear needs_iface so we don't try to remove some not-anymore-in |
|
379 |
# objects on automatic reloading |
|
380 |
self._needs_iface.clear() |
|
381 |
||
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|
382 |
def parse(self, session, rql, args=None): |
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|
383 |
rqlst = self.rqlhelper.parse(rql) |
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|
384 |
def type_from_eid(eid, session=session): |
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|
385 |
return session.describe(eid)[0] |
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|
386 |
try: |
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|
387 |
self.rqlhelper.compute_solutions(rqlst, {'eid': type_from_eid}, args) |
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|
388 |
except UnknownEid: |
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|
389 |
for select in rqlst.children: |
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|
390 |
select.solutions = [] |
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|
391 |
return rqlst |
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R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
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|
392 |
|
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|
393 |
@property |
0 | 394 |
@cached |
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|
395 |
def rqlhelper(self): |
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|
396 |
return RQLHelper(self.schema, |
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|
397 |
special_relations={'eid': 'uid', 'has_text': 'fti'}) |
18aec79ec3a3
R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2613
diff
changeset
|
398 |
|
18aec79ec3a3
R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2613
diff
changeset
|
399 |
|
18aec79ec3a3
R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2613
diff
changeset
|
400 |
@deprecated('use vreg["etypes"].etype_class(etype)') |
0 | 401 |
def etype_class(self, etype): |
2650
18aec79ec3a3
R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2613
diff
changeset
|
402 |
return self["etypes"].etype_class(etype) |
0 | 403 |
|
2650
18aec79ec3a3
R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2613
diff
changeset
|
404 |
@deprecated('use vreg["views"].main_template(*args, **kwargs)') |
823
cb8ccbef8fa5
main template refactoring
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
816
diff
changeset
|
405 |
def main_template(self, req, oid='main-template', **context): |
2650
18aec79ec3a3
R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2613
diff
changeset
|
406 |
return self["views"].main_template(req, oid, **context) |
0 | 407 |
|
2650
18aec79ec3a3
R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2613
diff
changeset
|
408 |
@deprecated('use vreg[registry].possible_vobjects(*args, **kwargs)') |
0 | 409 |
def possible_vobjects(self, registry, *args, **kwargs): |
2650
18aec79ec3a3
R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2613
diff
changeset
|
410 |
return self[registry].possible_vobjects(*args, **kwargs) |
1475
5c1ec97f317e
should not be necessary anymore to add entity class to __implements__
sylvain.thenault@logilab.fr
parents:
1357
diff
changeset
|
411 |
|
2650
18aec79ec3a3
R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2613
diff
changeset
|
412 |
@deprecated('use vreg["actions"].possible_actions(*args, **kwargs)') |
2058
7ef12c03447c
nicer vreg api, try to make rset an optional named argument in select and derivated (including selectors)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2025
diff
changeset
|
413 |
def possible_actions(self, req, rset=None, **kwargs): |
2650
18aec79ec3a3
R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2613
diff
changeset
|
414 |
return self["actions"].possible_actions(req, rest=rset, **kwargs) |
1475
5c1ec97f317e
should not be necessary anymore to add entity class to __implements__
sylvain.thenault@logilab.fr
parents:
1357
diff
changeset
|
415 |
|
2659
b6f6964bddd3
[vreg] fix deprecation messages
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2658
diff
changeset
|
416 |
@deprecated("use vreg['boxes'].select_object(...)") |
0 | 417 |
def select_box(self, oid, *args, **kwargs): |
2650
18aec79ec3a3
R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2613
diff
changeset
|
418 |
return self['boxes'].select_object(oid, *args, **kwargs) |
0 | 419 |
|
2659
b6f6964bddd3
[vreg] fix deprecation messages
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2658
diff
changeset
|
420 |
@deprecated("use vreg['components'].select_object(...)") |
2058
7ef12c03447c
nicer vreg api, try to make rset an optional named argument in select and derivated (including selectors)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2025
diff
changeset
|
421 |
def select_component(self, cid, *args, **kwargs): |
2650
18aec79ec3a3
R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2613
diff
changeset
|
422 |
return self['components'].select_object(cid, *args, **kwargs) |
2058
7ef12c03447c
nicer vreg api, try to make rset an optional named argument in select and derivated (including selectors)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2025
diff
changeset
|
423 |
|
2659
b6f6964bddd3
[vreg] fix deprecation messages
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2658
diff
changeset
|
424 |
@deprecated("use vreg['actions'].select_object(...)") |
0 | 425 |
def select_action(self, oid, *args, **kwargs): |
2650
18aec79ec3a3
R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2613
diff
changeset
|
426 |
return self['actions'].select_object(oid, *args, **kwargs) |
1475
5c1ec97f317e
should not be necessary anymore to add entity class to __implements__
sylvain.thenault@logilab.fr
parents:
1357
diff
changeset
|
427 |
|
2659
b6f6964bddd3
[vreg] fix deprecation messages
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2658
diff
changeset
|
428 |
@deprecated("use vreg['views'].select(...)") |
1985
9c1db4e06095
move view method's logic on the registry, so it's easier to call it from outside an appobject. Also make rset argument optional
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
1977
diff
changeset
|
429 |
def select_view(self, __vid, req, rset=None, **kwargs): |
2650
18aec79ec3a3
R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2613
diff
changeset
|
430 |
return self['views'].select(__vid, req, rset=rset, **kwargs) |
0 | 431 |
|
432 |
# properties handling ##################################################### |
|
433 |
||
434 |
def user_property_keys(self, withsitewide=False): |
|
435 |
if withsitewide: |
|
2223
59588e2d5cd1
close #343467, no sources sections in site properties
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2025
diff
changeset
|
436 |
return sorted(k for k in self['propertydefs'] |
59588e2d5cd1
close #343467, no sources sections in site properties
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2025
diff
changeset
|
437 |
if not k.startswith('sources.')) |
0 | 438 |
return sorted(k for k, kd in self['propertydefs'].iteritems() |
2223
59588e2d5cd1
close #343467, no sources sections in site properties
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2025
diff
changeset
|
439 |
if not kd['sitewide'] and not k.startswith('sources.')) |
0 | 440 |
|
441 |
def register_property(self, key, type, help, default=None, vocabulary=None, |
|
442 |
sitewide=False): |
|
443 |
"""register a given property""" |
|
2650
18aec79ec3a3
R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2613
diff
changeset
|
444 |
properties = self['propertydefs'] |
0 | 445 |
assert type in YAMS_TO_PY |
1475
5c1ec97f317e
should not be necessary anymore to add entity class to __implements__
sylvain.thenault@logilab.fr
parents:
1357
diff
changeset
|
446 |
properties[key] = {'type': type, 'vocabulary': vocabulary, |
0 | 447 |
'default': default, 'help': help, |
448 |
'sitewide': sitewide} |
|
449 |
||
450 |
def property_info(self, key): |
|
451 |
"""return dictionary containing description associated to the given |
|
452 |
property key (including type, defaut value, help and a site wide |
|
453 |
boolean) |
|
454 |
""" |
|
455 |
try: |
|
2650
18aec79ec3a3
R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2613
diff
changeset
|
456 |
return self['propertydefs'][key] |
0 | 457 |
except KeyError: |
458 |
if key.startswith('system.version.'): |
|
459 |
soft = key.split('.')[-1] |
|
460 |
return {'type': 'String', 'sitewide': True, |
|
461 |
'default': None, 'vocabulary': None, |
|
462 |
'help': _('%s software version of the database') % soft} |
|
463 |
raise UnknownProperty('unregistered property %r' % key) |
|
1475
5c1ec97f317e
should not be necessary anymore to add entity class to __implements__
sylvain.thenault@logilab.fr
parents:
1357
diff
changeset
|
464 |
|
0 | 465 |
def property_value(self, key): |
466 |
try: |
|
2650
18aec79ec3a3
R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2613
diff
changeset
|
467 |
return self['propertyvalues'][key] |
0 | 468 |
except KeyError: |
2650
18aec79ec3a3
R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2613
diff
changeset
|
469 |
return self['propertydefs'][key]['default'] |
0 | 470 |
|
471 |
def typed_value(self, key, value): |
|
472 |
"""value is an unicode string, return it correctly typed. Let potential |
|
473 |
type error propagates. |
|
474 |
""" |
|
475 |
pdef = self.property_info(key) |
|
476 |
try: |
|
477 |
value = YAMS_TO_PY[pdef['type']](value) |
|
478 |
except (TypeError, ValueError): |
|
479 |
raise ValueError(_('bad value')) |
|
480 |
vocab = pdef['vocabulary'] |
|
481 |
if vocab is not None: |
|
482 |
if callable(vocab): |
|
483 |
vocab = vocab(key, None) # XXX need a req object |
|
484 |
if not value in vocab: |
|
485 |
raise ValueError(_('unauthorized value')) |
|
486 |
return value |
|
1475
5c1ec97f317e
should not be necessary anymore to add entity class to __implements__
sylvain.thenault@logilab.fr
parents:
1357
diff
changeset
|
487 |
|
0 | 488 |
def init_properties(self, propvalues): |
489 |
"""init the property values registry using the given set of couple (key, value) |
|
490 |
""" |
|
491 |
self.initialized = True |
|
2650
18aec79ec3a3
R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2613
diff
changeset
|
492 |
values = self['propertyvalues'] |
0 | 493 |
for key, val in propvalues: |
494 |
try: |
|
495 |
values[key] = self.typed_value(key, val) |
|
496 |
except ValueError: |
|
497 |
self.warning('%s (you should probably delete that property ' |
|
498 |
'from the database)', ex) |
|
499 |
except UnknownProperty, ex: |
|
500 |
self.warning('%s (you should probably delete that property ' |
|
501 |
'from the database)', ex) |
|
502 |
||
2058
7ef12c03447c
nicer vreg api, try to make rset an optional named argument in select and derivated (including selectors)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2025
diff
changeset
|
503 |
|
1016
26387b836099
use datetime instead of mx.DateTime
sylvain.thenault@logilab.fr
parents:
823
diff
changeset
|
504 |
from datetime import datetime, date, time, timedelta |
0 | 505 |
|
506 |
YAMS_TO_PY = { |
|
507 |
'Boolean': bool, |
|
508 |
'String' : unicode, |
|
509 |
'Password': str, |
|
510 |
'Bytes': Binary, |
|
511 |
'Int': int, |
|
512 |
'Float': float, |
|
1016
26387b836099
use datetime instead of mx.DateTime
sylvain.thenault@logilab.fr
parents:
823
diff
changeset
|
513 |
'Date': date, |
26387b836099
use datetime instead of mx.DateTime
sylvain.thenault@logilab.fr
parents:
823
diff
changeset
|
514 |
'Datetime': datetime, |
26387b836099
use datetime instead of mx.DateTime
sylvain.thenault@logilab.fr
parents:
823
diff
changeset
|
515 |
'Time': time, |
26387b836099
use datetime instead of mx.DateTime
sylvain.thenault@logilab.fr
parents:
823
diff
changeset
|
516 |
'Interval': timedelta, |
0 | 517 |
} |
518 |