1
|
|
|
<?php |
2
|
|
|
/** |
3
|
|
|
* A workflow action describes a the 'state' a workflow can be in, and |
4
|
|
|
* the action(s) that occur while in that state. An action can then have |
5
|
|
|
* subsequent transitions out of the current state. |
6
|
|
|
* |
7
|
|
|
* @author [email protected] |
8
|
|
|
* @license BSD License (http://silverstripe.org/bsd-license/) |
9
|
|
|
* @package advancedworkflow |
10
|
|
|
*/ |
11
|
|
|
class WorkflowAction extends DataObject { |
|
|
|
|
12
|
|
|
|
13
|
|
|
private static $db = array( |
|
|
|
|
14
|
|
|
'Title' => 'Varchar(255)', |
15
|
|
|
'Comment' => 'Text', |
16
|
|
|
'Type' => "Enum('Dynamic,Manual','Manual')", // is this used? |
17
|
|
|
'Executed' => 'Boolean', |
18
|
|
|
'AllowEditing' => "Enum('By Assignees,Content Settings,No','No')", // can this item be edited? |
19
|
|
|
'Sort' => 'Int', |
20
|
|
|
'AllowCommenting' => 'Boolean' |
21
|
|
|
); |
22
|
|
|
|
23
|
|
|
private static $defaults = array( |
|
|
|
|
24
|
|
|
'AllowCommenting' => '1', |
25
|
|
|
); |
26
|
|
|
|
27
|
|
|
private static $default_sort = 'Sort'; |
|
|
|
|
28
|
|
|
|
29
|
|
|
private static $has_one = array( |
|
|
|
|
30
|
|
|
'WorkflowDef' => 'WorkflowDefinition', |
31
|
|
|
'Member' => 'Member' |
32
|
|
|
); |
33
|
|
|
|
34
|
|
|
private static $has_many = array( |
|
|
|
|
35
|
|
|
'Transitions' => 'WorkflowTransition.Action' |
36
|
|
|
); |
37
|
|
|
|
38
|
|
|
/** |
39
|
|
|
* The type of class to use for instances of this workflow action that are used for storing the |
40
|
|
|
* data of the instance. |
41
|
|
|
* |
42
|
|
|
* @var string |
43
|
|
|
*/ |
44
|
|
|
private static $instance_class = 'WorkflowActionInstance'; |
|
|
|
|
45
|
|
|
|
46
|
|
|
public static $icon = 'advancedworkflow/images/action.png'; |
47
|
|
|
|
48
|
|
|
/** |
49
|
|
|
* Can documents in the current workflow state be edited? |
50
|
|
|
* |
51
|
|
|
* Only return true or false if this is an absolute value; the WorkflowActionInstance |
52
|
|
|
* will try and figure out an appropriate value for the actively running workflow |
53
|
|
|
* if null is returned from this method. |
54
|
|
|
* |
55
|
|
|
* @param DataObject $target |
56
|
|
|
* @return bool |
57
|
|
|
*/ |
58
|
|
|
public function canEditTarget(DataObject $target) { |
|
|
|
|
59
|
|
|
return null; |
60
|
|
|
} |
61
|
|
|
|
62
|
|
|
/** |
63
|
|
|
* Does this action restrict viewing of the document? |
64
|
|
|
* |
65
|
|
|
* @param DataObject $target |
66
|
|
|
* @return bool |
67
|
|
|
*/ |
68
|
|
|
public function canViewTarget(DataObject $target) { |
|
|
|
|
69
|
|
|
return null; |
70
|
|
|
} |
71
|
|
|
|
72
|
|
|
/** |
73
|
|
|
* Does this action restrict the publishing of a document? |
74
|
|
|
* |
75
|
|
|
* @param DataObject $target |
76
|
|
|
* @return bool |
77
|
|
|
*/ |
78
|
|
|
public function canPublishTarget(DataObject $target) { |
|
|
|
|
79
|
|
|
return null; |
80
|
|
|
} |
81
|
|
|
|
82
|
|
|
/** |
83
|
|
|
* Allows users who have permission to create a WorkflowDefinition, to create actions on it too. |
84
|
|
|
* |
85
|
|
|
* @param Member $member |
86
|
|
|
* @return bool |
87
|
|
|
*/ |
88
|
|
|
public function canCreate($member = null) { |
89
|
|
|
return $this->WorkflowDef()->canCreate($member); |
|
|
|
|
90
|
|
|
} |
91
|
|
|
|
92
|
|
|
/** |
93
|
|
|
* @param Member $member |
94
|
|
|
* @return bool |
95
|
|
|
*/ |
96
|
|
|
public function canEdit($member = null) { |
97
|
|
|
return $this->canCreate($member); |
98
|
|
|
} |
99
|
|
|
|
100
|
|
|
/** |
101
|
|
|
* @param Member $member |
102
|
|
|
* @return bool |
103
|
|
|
*/ |
104
|
|
|
public function canDelete($member = null) { |
105
|
|
|
return $this->WorkflowDef()->canDelete($member); |
|
|
|
|
106
|
|
|
} |
107
|
|
|
|
108
|
|
|
/* |
109
|
|
|
* If there is only a single action defined for a workflow, there's no sense |
110
|
|
|
* in allowing users to add a transition to it (and causing errors). |
111
|
|
|
* Hide the "Add Transition" button in this case |
112
|
|
|
* |
113
|
|
|
* @return boolean true if we should disable the button, false otherwise |
114
|
|
|
*/ |
115
|
|
|
public function canAddTransition() { |
116
|
|
|
return ($this->WorkflowDef()->numChildren() >1); |
|
|
|
|
117
|
|
|
} |
118
|
|
|
|
119
|
|
|
/** |
120
|
|
|
* Gets an object that is used for saving the actual state of things during |
121
|
|
|
* a running workflow. It still uses the workflow action def for managing the |
122
|
|
|
* functional execution, however if you need to store additional data for |
123
|
|
|
* the state, you can specify your own WorkflowActionInstance instead of |
124
|
|
|
* the default to capture these elements |
125
|
|
|
* |
126
|
|
|
* @return WorkflowActionInstance |
127
|
|
|
*/ |
128
|
|
|
public function getInstanceForWorkflow() { |
129
|
|
|
$instanceClass = $this->stat('instance_class'); |
130
|
|
|
$instance = new $instanceClass(); |
131
|
|
|
$instance->BaseActionID = $this->ID; |
132
|
|
|
return $instance; |
133
|
|
|
} |
134
|
|
|
|
135
|
|
|
/** |
136
|
|
|
* Perform whatever needs to be done for this action. If this action can be considered executed, then |
137
|
|
|
* return true - if not (ie it needs some user input first), return false and 'execute' will be triggered |
138
|
|
|
* again at a later point in time after the user has provided more data, either directly or indirectly. |
139
|
|
|
* |
140
|
|
|
* @param WorkflowInstance $workflow |
141
|
|
|
* @return bool Returns true if this action has finished. |
142
|
|
|
*/ |
143
|
|
|
public function execute(WorkflowInstance $workflow) { |
144
|
|
|
return true; |
145
|
|
|
} |
146
|
|
|
|
147
|
|
|
public function onBeforeWrite() { |
148
|
|
|
if(!$this->Sort) { |
|
|
|
|
149
|
|
|
$this->Sort = DB::query('SELECT MAX("Sort") + 1 FROM "WorkflowAction"')->value(); |
|
|
|
|
150
|
|
|
} |
151
|
|
|
|
152
|
|
|
parent::onBeforeWrite(); |
153
|
|
|
} |
154
|
|
|
|
155
|
|
|
/** |
156
|
|
|
* When deleting an action from a workflow definition, make sure that workflows currently paused on that action |
157
|
|
|
* are deleted |
158
|
|
|
* Also removes all outbound transitions |
159
|
|
|
*/ |
160
|
|
|
public function onAfterDelete() { |
161
|
|
|
parent::onAfterDelete(); |
162
|
|
|
$wfActionInstances = WorkflowActionInstance::get() |
163
|
|
|
->leftJoin("WorkflowInstance",'"WorkflowInstance"."ID" = "WorkflowActionInstance"."WorkflowID"') |
164
|
|
|
->where(sprintf('"BaseActionID" = %d AND ("WorkflowStatus" IN (\'Active\',\'Paused\'))', $this->ID)); |
165
|
|
|
foreach ($wfActionInstances as $wfActionInstance){ |
166
|
|
|
$wfInstances = WorkflowInstance::get()->filter('CurrentActionID', $wfActionInstance->ID); |
167
|
|
|
foreach ($wfInstances as $wfInstance){ |
168
|
|
|
$wfInstance->Groups()->removeAll(); |
169
|
|
|
$wfInstance->Users()->removeAll(); |
170
|
|
|
$wfInstance->delete(); |
171
|
|
|
} |
172
|
|
|
$wfActionInstance->delete(); |
173
|
|
|
} |
174
|
|
|
// Delete outbound transitions |
175
|
|
|
$transitions = WorkflowTransition::get()->filter('ActionID', $this->ID); |
176
|
|
|
foreach ($transitions as $transition){ |
177
|
|
|
$transition->Groups()->removeAll(); |
178
|
|
|
$transition->Users()->removeAll(); |
179
|
|
|
$transition->delete(); |
180
|
|
|
} |
181
|
|
|
} |
182
|
|
|
|
183
|
|
|
/** |
184
|
|
|
* Called when the current target of the workflow has been updated |
185
|
|
|
*/ |
186
|
|
|
public function targetUpdated(WorkflowInstance $workflow) { |
|
|
|
|
187
|
|
|
} |
188
|
|
|
|
189
|
|
|
/* CMS RELATED FUNCTIONALITY... */ |
190
|
|
|
|
191
|
|
|
|
192
|
|
|
public function numChildren() { |
193
|
|
|
return count($this->Transitions()); |
|
|
|
|
194
|
|
|
} |
195
|
|
|
|
196
|
|
|
public function getCMSFields() { |
197
|
|
|
|
198
|
|
|
$fields = new FieldList(new TabSet('Root')); |
199
|
|
|
$typeLabel = _t('WorkflowAction.CLASS_LABEL', 'Action Class'); |
200
|
|
|
$fields->addFieldToTab('Root.Main', new ReadOnlyField('WorkflowActionClass', $typeLabel, $this->singular_name())); |
201
|
|
|
$titleField = new TextField('Title', $this->fieldLabel('Title')); |
202
|
|
|
$titleField->setDescription(_t( |
203
|
|
|
'WorkflowAction.TitleDescription', |
204
|
|
|
'The Title is used as the button label for this Workflow Action' |
205
|
|
|
)); |
206
|
|
|
$fields->addFieldToTab('Root.Main', $titleField); |
207
|
|
|
$fields->addFieldToTab('Root.Main', new DropdownField('AllowEditing', $this->fieldLabel('AllowEditing'), |
208
|
|
|
array( |
209
|
|
|
'By Assignees' => _t('AllowEditing.ByAssignees', 'By Assignees'), |
210
|
|
|
'Content Settings' => _t('AllowEditing.ContentSettings', 'Content Settings'), |
211
|
|
|
'No' => _t('AllowEditing.NoString', 'No') |
212
|
|
|
), |
213
|
|
|
_t('AllowEditing.NoString', 'No') |
214
|
|
|
)); |
215
|
|
|
$fields->addFieldToTab('Root.Main', new CheckboxField('AllowCommenting', $this->fieldLabel('AllowCommenting'),$this->AllowCommenting)); |
|
|
|
|
216
|
|
|
$this->extend('updateCMSFields', $fields); |
217
|
|
|
return $fields; |
218
|
|
|
} |
219
|
|
|
|
220
|
|
|
public function getValidator() { |
221
|
|
|
return new RequiredFields('Title'); |
222
|
|
|
} |
223
|
|
|
|
224
|
|
|
public function summaryFields() { |
225
|
|
|
return array( |
226
|
|
|
'Title' => $this->fieldLabel('Title'), |
227
|
|
|
'Transitions' => $this->fieldLabel('Transitions'), |
228
|
|
|
); |
229
|
|
|
} |
230
|
|
|
|
231
|
|
|
public function fieldLabels($includerelations = true) { |
232
|
|
|
$labels = parent::fieldLabels($includerelations); |
233
|
|
|
$labels['Comment'] = _t('WorkflowAction.CommentLabel', 'Comment'); |
234
|
|
|
$labels['Type'] = _t('WorkflowAction.TypeLabel', 'Type'); |
235
|
|
|
$labels['Executed'] = _t('WorkflowAction.ExecutedLabel', 'Executed'); |
236
|
|
|
$labels['AllowEditing'] = _t('WorkflowAction.ALLOW_EDITING', 'Allow editing during this step?'); |
237
|
|
|
$labels['Title'] = _t('WorkflowAction.TITLE', 'Title'); |
238
|
|
|
$labels['AllowCommenting'] = _t('WorkflowAction.ALLOW_COMMENTING','Allow Commenting?'); |
239
|
|
|
$labels['Transitions'] = _t('WorkflowAction.Transitions','Transitions'); |
240
|
|
|
|
241
|
|
|
return $labels; |
242
|
|
|
} |
243
|
|
|
|
244
|
|
|
/** |
245
|
|
|
* Used for Front End Workflows |
246
|
|
|
*/ |
247
|
|
|
public function updateFrontendWorkflowFields($fields, $workflow){ |
|
|
|
|
248
|
|
|
|
249
|
|
|
} |
250
|
|
|
|
251
|
|
|
|
252
|
|
|
public function Icon() { |
253
|
|
|
return $this->stat('icon'); |
254
|
|
|
} |
255
|
|
|
} |
You can fix this by adding a namespace to your class:
When choosing a vendor namespace, try to pick something that is not too generic to avoid conflicts with other libraries.