[gen] Moved Appy fields into appy/fields together with their PX.
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Gaetan Delannay
parent
2b5d286668
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25b4edfc1d
24 changed files with 3795 additions and 2503 deletions
114
fields/action.py
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114
fields/action.py
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# ------------------------------------------------------------------------------
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# This file is part of Appy, a framework for building applications in the Python
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# language. Copyright (C) 2007 Gaetan Delannay
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# Appy is free software; you can redistribute it and/or modify it under the
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# terms of the GNU General Public License as published by the Free Software
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# Foundation; either version 3 of the License, or (at your option) any later
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# version.
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# Appy is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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# A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License along with
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# Appy. If not, see <http://www.gnu.org/licenses/>.
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# ------------------------------------------------------------------------------
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from appy.fields import Field
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from appy.px import Px
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from appy.shared import utils as sutils
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# ------------------------------------------------------------------------------
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class Action(Field):
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'''An action is a Python method that can be triggered by the user on a
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given gen-class. An action is rendered as a button.'''
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# PX for viewing the Action button.
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pxView = pxCell = Px('''
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<form name="executeAppyAction"
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var="formId='%s_%s_form' % (contextObj.UID(), name);
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label=_(widget['labelId'])"
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id=":formId" action=":ztool.absolute_url() + '/do'">
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<input type="hidden" name="action" value="ExecuteAppyAction"/>
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<input type="hidden" name="objectUid" value=":contextObj.UID()"/>
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<input type="hidden" name="fieldName" value=":name"/>
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<x if="widget['confirm']"><input
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type="button" class="button"
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var="labelConfirm=_(widget['labelId'] + '_confirm')"
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value=":ztool.truncateValue(label)" title=":label"
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style=":'background-image: url(%s/ui/buttonAction.png)' % appUrl"
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onclick=":'askConfirm(%s,%s,%s)' % (q('form'), q(formId), \
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q(labelConfirm))"/>
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</x>
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<input if="not widget['confirm']" type="submit" class="button" name="do"
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value=":ztool.truncateValue(label)" title=":label"
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style=":'background-image: url(%s/ui/buttonAction.png)' % appUrl"/>
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</form>''')
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# It is not possible to edit an action, not to search it.
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pxEdit = pxSearch = ''
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def __init__(self, validator=None, multiplicity=(1,1), default=None,
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show=True, page='main', group=None, layouts=None, move=0,
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indexed=False, searchable=False, specificReadPermission=False,
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specificWritePermission=False, width=None, height=None,
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maxChars=None, colspan=1, action=None, result='computation',
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confirm=False, master=None, masterValue=None, focus=False,
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historized=False, mapping=None, label=None):
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# Can be a single method or a list/tuple of methods
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self.action = action
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# For the 'result' param:
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# * value 'computation' means that the action will simply compute
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# things and redirect the user to the same page, with some status
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# message about execution of the action;
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# * 'file' means that the result is the binary content of a file that
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# the user will download.
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# * 'filetmp' is similar to file, but the file is a temp file and Appy
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# will delete it as soon as it will be served to the browser.
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# * 'redirect' means that the action will lead to the user being
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# redirected to some other page.
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self.result = result
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# If following field "confirm" is True, a popup will ask the user if
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# she is really sure about triggering this action.
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self.confirm = confirm
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Field.__init__(self, None, (0,1), default, show, page, group, layouts,
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move, indexed, False, specificReadPermission,
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specificWritePermission, width, height, None, colspan,
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master, masterValue, focus, historized, False, mapping,
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label, None, None, None, None)
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self.validable = False
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def getDefaultLayouts(self): return {'view': 'l-f', 'edit': 'lrv-f'}
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def __call__(self, obj):
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'''Calls the action on p_obj.'''
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if type(self.action) in sutils.sequenceTypes:
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# There are multiple Python methods
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res = [True, '']
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for act in self.action:
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actRes = act(obj)
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if type(actRes) in sutils.sequenceTypes:
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res[0] = res[0] and actRes[0]
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if self.result.startswith('file'):
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res[1] = res[1] + actRes[1]
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else:
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res[1] = res[1] + '\n' + actRes[1]
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else:
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res[0] = res[0] and actRes
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else:
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# There is only one Python method
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actRes = self.action(obj)
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if type(actRes) in sutils.sequenceTypes:
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res = list(actRes)
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else:
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res = [actRes, '']
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# If res is None (ie the user-defined action did not return anything),
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# we consider the action as successfull.
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if res[0] == None: res[0] = True
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return res
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def isShowable(self, obj, layoutType):
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if layoutType == 'edit': return False
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else: return Field.isShowable(self, obj, layoutType)
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# ------------------------------------------------------------------------------
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