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<?php |
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/* |
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* The MIT License |
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* |
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* Copyright 2017 Julien Fastré <[email protected]>. |
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* |
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* Permission is hereby granted, free of charge, to any person obtaining a copy |
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* of this software and associated documentation files (the "Software"), to deal |
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* in the Software without restriction, including without limitation the rights |
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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* copies of the Software, and to permit persons to whom the Software is |
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* furnished to do so, subject to the following conditions: |
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* |
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* The above copyright notice and this permission notice shall be included in |
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* all copies or substantial portions of the Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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* THE SOFTWARE. |
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*/ |
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namespace PHPHealth\CDA\Helper; |
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use PHPHealth\CDA\Elements\ReferenceElement; |
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use PHPHealth\CDA\Elements\ReferenceType; |
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/** |
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* Manages references inside a document. |
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* |
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* Each `ClinicalDocument` has its own `ReferenceManager`, which help to manage references across documents. |
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* |
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* `ReferenceType` may be added on some elements to create a reference : |
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* ``` |
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* $doc = new ClinicalDocument(); |
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* |
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* $refManager = $doc->getReferenceManager(); |
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* |
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* // create an element 'element' which may have a reference |
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* |
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* $element->setReference($refManager->getReferenceType('my_reference')); |
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* |
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* // will create <element ID="my_reference">blabla</element> |
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* |
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* // add the reference in a text |
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* |
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* $text->setText($refManager->getReferenceElement('my_reference')); |
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* // will create <text><reference value="my_reference" /></text> |
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* |
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* ``` |
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* |
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* @author Julien Fastré <[email protected]> |
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*/ |
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class ReferenceManager |
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{ |
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/** |
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* |
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* @var ReferenceType[] |
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*/ |
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private $typeReferences = array(); |
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/** |
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* |
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* @var ReferenceElement[] |
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*/ |
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private $elementReferences = array(); |
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/** |
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* Will create a reference inside the manager. |
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* |
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* |
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* @param string $name will be replaced by an unique id if not set |
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*/ |
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public function createReference($name = null) |
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{ |
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$ref = $name === null ? \uniqid() : $name; |
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$this->typeReferences[$ref] = new ReferenceType($ref); |
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$this->elementReferences[$ref] = new ReferenceElement($ref); |
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} |
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/** |
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* Get the Reference type for the given $ref |
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* |
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* If $ref does not exist as reference, it will be created. |
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* |
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* @param string $ref |
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* @return ReferenceType |
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*/ |
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public function getReferenceType($ref) |
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{ |
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if (! array_key_exists($ref, $this->typeReferences)) { |
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$this->createReference($ref); |
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} |
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return $this->typeReferences[$ref]; |
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} |
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/** |
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* Get the ReferenceElement for the given $ref |
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* |
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* If $ref does not exists as reference, it will be created. |
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* |
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* @param string $ref |
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* @return ReferenceElement |
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*/ |
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public function getReferenceElement($ref) |
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{ |
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if (! array_key_exists($ref, $this->elementReferences)) { |
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$this->createReference($ref); |
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} |
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return $this->elementReferences[$ref]; |
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} |
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} |
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php-health /
cda
