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89 lines
2.6 KiB
PHP
89 lines
2.6 KiB
PHP
<?php
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/**
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* ActionFactory.php
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* Copyright (C) 2016 Robert Horlings
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*
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* This software may be modified and distributed under the terms of the
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* Creative Commons Attribution-ShareAlike 4.0 International License.
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*
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* See the LICENSE file for details.
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*/
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declare(strict_types = 1);
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namespace FireflyIII\Rules\Factory;
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use FireflyIII\Exceptions\FireflyException;
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use FireflyIII\Models\RuleAction;
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use FireflyIII\Rules\Actions\ActionInterface;
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use FireflyIII\Support\Domain;
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use Log;
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/**
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* Interface ActionInterface
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*
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* @package FireflyIII\Rules\Actions
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*/
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class ActionFactory
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{
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protected static $actionTypes = [];
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/**
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* This method returns the actual implementation (Rules/Actions/[object]) for a given
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* RuleAction (database object). If for example the database object contains action_type "change_category"
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* with value "Groceries" this method will return a corresponding SetCategory object preset
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* to "Groceries". Any transaction journal then fed to this object will have its category changed.
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*
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* @param RuleAction $action
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*
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* @return ActionInterface
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*/
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public static function getAction(RuleAction $action): ActionInterface
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{
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$class = self::getActionClass($action->action_type);
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Log::debug(sprintf('self::getActionClass("%s") = "%s"', $action->action_type, $class));
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return new $class($action);
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}
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/**
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* Returns the class name to be used for actions with the given name. This is a lookup function
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* that will match the given action type (ie. "change_category") to the matching class name
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* (SetCategory) using the configuration (firefly.php).
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*
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* @param string $actionType
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*
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* @return string
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* @throws FireflyException
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*/
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public static function getActionClass(string $actionType): string
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{
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$actionTypes = self::getActionTypes();
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if (!array_key_exists($actionType, $actionTypes)) {
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throw new FireflyException('No such action exists ("' . e($actionType) . '").');
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}
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$class = $actionTypes[$actionType];
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if (!class_exists($class)) {
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throw new FireflyException('Could not instantiate class for rule action type "' . e($actionType) . '" (' . e($class) . ').');
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}
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return $class;
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}
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/**
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* Returns a map with actiontypes, mapped to the class representing that type
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*
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* @return array
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*/
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protected static function getActionTypes(): array
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{
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if (count(self::$actionTypes) === 0) {
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self::$actionTypes = Domain::getRuleActions();
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}
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return self::$actionTypes;
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}
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}
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