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| Original file line number | Diff line number | Diff line change |
|---|---|---|
|
|
@@ -24,6 +24,7 @@ | |
| }, | ||
| "require": { | ||
| "php": ">=5.5.9", | ||
| "pattern-lab/core": "^2.6.3", | ||
| "pattern-lab/patternengine-twig": "^2.0.0" | ||
| } | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,165 @@ | ||
| <?php | ||
|
|
||
| namespace aleksip\DataTransformPlugin; | ||
|
|
||
| use Drupal\Core\Template\Attribute; | ||
| use PatternLab\Data; | ||
| use PatternLab\PatternData; | ||
| use PatternLab\PatternEngine; | ||
|
|
||
| class DataTransformer | ||
| { | ||
| protected $env; | ||
| protected $reservedKeys; | ||
| protected $patternDataStore; | ||
| protected $processed; | ||
|
|
||
| public function __construct(\Twig_Environment $env) | ||
| { | ||
| $this->env = $env; | ||
| // TODO: Add an accessor function for $reservedKeys to the Data class? | ||
| $this->reservedKeys = array("cacheBuster","link","patternSpecific","patternLabHead","patternLabFoot"); | ||
| $this->patternDataStore = PatternData::get(); | ||
| $this->processed = array(); | ||
| } | ||
|
|
||
| public function run() | ||
| { | ||
| // Process global data. | ||
| $dataStore = $this->processData(Data::get()); | ||
| Data::replaceStore($dataStore); | ||
| // Process pattern specific data. | ||
| foreach (array_keys($this->patternDataStore) as $pattern) { | ||
| $this->processPattern($pattern); | ||
| } | ||
| } | ||
|
|
||
| protected function isProcessed($pattern) | ||
| { | ||
| return isset($this->processed[$pattern]); | ||
| } | ||
|
|
||
| protected function setProcessed($pattern) | ||
| { | ||
| $this->processed[$pattern] = true; | ||
| } | ||
|
|
||
| protected function processPattern($pattern) | ||
| { | ||
| if ( | ||
| $this->isProcessed($pattern) | ||
| || !isset($this->patternDataStore[$pattern]) | ||
| || $this->patternDataStore[$pattern]['category'] != 'pattern' | ||
| ) { | ||
| return; | ||
| } | ||
| $patternSpecificData = | ||
| $this->processData(Data::getPatternSpecificData($pattern)) | ||
| ; | ||
| $dataStore = Data::get(); | ||
| foreach (array_keys($patternSpecificData) as $key) { | ||
| if (!isset($dataStore['patternSpecific'][$pattern]['data'][$key])) { | ||
| // Value is default global data. | ||
| if (is_object($dataStore[$key])) { | ||
| $patternSpecificData[$key] = clone $dataStore[$key]; | ||
| } | ||
| } | ||
| } | ||
| Data::initPattern($pattern); | ||
| Data::setPatternData($pattern, $patternSpecificData); | ||
| $this->setProcessed($pattern); | ||
| } | ||
|
|
||
| protected function processData($data) | ||
| { | ||
| foreach (array_keys($data) as $key) { | ||
| if (!in_array($key, $this->reservedKeys)) { | ||
| $data = $this->processKey($data, $key); | ||
| } | ||
| } | ||
|
|
||
| return $data; | ||
| } | ||
|
|
||
| protected function processKey($data, $key) | ||
| { | ||
| $value = $data[$key]; | ||
| if (is_array($value)) { | ||
| foreach (array_keys($value) as $subKey) { | ||
| $value = $this->processKey($value, $subKey); | ||
| } | ||
| if (isset($value['Attribute()']) && is_array($value['Attribute()'])) { | ||
| $data[$key] = new Attribute($value['Attribute()']); | ||
| } | ||
| elseif (isset($value['include()']) && is_array($value['include()']) && isset($value['include()']['pattern'])) { | ||
| $pattern = $value['include()']['pattern']; | ||
| if (is_string($pattern) && isset($this->patternDataStore[$pattern])) { | ||
| if (!isset($value['include()']['with']) || !is_array($value['include()']['with'])) { | ||
| if (!isset($value['include()']['only'])) { | ||
| $patternData = $this->getProcessedPatternSpecificData($pattern); | ||
| } | ||
| else { | ||
| $patternData = array(); | ||
| } | ||
| } | ||
| elseif (!isset($value['include()']['only'])) { | ||
| $patternData = $this->getProcessedPatternSpecificData($pattern, $value['include()']['with']); | ||
| } | ||
| else { | ||
| $patternData = $value['include()']['with']; | ||
| } | ||
| $data[$key] = $this->renderPattern($pattern, $patternData); | ||
| } | ||
| } | ||
| elseif (isset($value['join()']) && is_array($value['join()'])) { | ||
| $data[$key] = join($value['join()']); | ||
| } | ||
| else { | ||
| $data[$key] = $value; | ||
| } | ||
| } | ||
| elseif (is_string($value) && isset($this->patternDataStore[$value]) && $key !== 'pattern') { | ||
| $data[$key] = $this->renderPattern($value, $this->getProcessedPatternSpecificData($value)); | ||
| } | ||
|
|
||
| return $data; | ||
| } | ||
|
|
||
| public function getProcessedPatternSpecificData($pattern, $extraData = array()) | ||
| { | ||
| $this->processPattern($pattern); | ||
|
|
||
| return Data::getPatternSpecificData($pattern, $extraData); | ||
| } | ||
|
|
||
| protected function renderPattern($pattern, $data) | ||
| { | ||
| if (isset($this->patternDataStore[$pattern]['patternRaw'])) { | ||
| foreach (array_keys($data) as $key) { | ||
| $data = $this->cloneObjects($data, $key); | ||
| } | ||
| $pattern = $this->env->render( | ||
| $this->patternDataStore[$pattern]['patternRaw'], | ||
| $data | ||
| ); | ||
| } | ||
|
|
||
| return $pattern; | ||
| } | ||
|
|
||
| protected function cloneObjects($data, $key) | ||
| { | ||
| $value = $data[$key]; | ||
| if (is_array($value)) { | ||
| foreach (array_keys($value) as $subKey) { | ||
| $value = $this->cloneObjects($value, $subKey); | ||
| } | ||
| $data[$key] = $value; | ||
| } | ||
| elseif (is_object($value)) { | ||
| $data[$key] = clone $value; | ||
| } | ||
|
|
||
| return $data; | ||
| } | ||
| } |
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