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<?php |
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namespace Advmaker\BladeLoop; |
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class LoopFactory |
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{ |
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/** |
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* The stack of Loop instances |
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* |
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* @var Loop[] $stack |
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*/ |
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protected $stack = []; |
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/** |
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* Creates a new loop with the given array and adds it to the stack |
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* |
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* @param array $items The array that will be iterated |
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*/ |
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public function newLoop($items) |
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{ |
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$this->addLoopStack(new Loop($items)); |
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} |
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/** |
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* Adds a Loop to the stack |
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* |
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* @param Loop $stackItem |
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*/ |
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protected function addLoopStack(Loop $stackItem) |
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{ |
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// Check stack for parent loop to register it with this loop |
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if (count($this->stack) > 0) { |
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$stackItem->setParentLoop(last($this->stack)); |
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} |
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array_push($this->stack, $stackItem); |
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} |
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/** |
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* Returns the stack |
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* |
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* @return array |
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*/ |
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public function getStack() |
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{ |
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return $this->stack; |
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} |
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/** |
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* getLastStack method |
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* |
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* @return Loop |
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*/ |
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public function getLastStack() |
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{ |
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return end($this->stack); |
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} |
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/** |
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* Resets the stack |
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*/ |
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public function reset() |
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{ |
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$this->stack = []; |
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} |
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/** |
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* To be called first inside the foreach loop. Returns the current loop |
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* |
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* @return Loop $current The current loop data |
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*/ |
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public function loop() |
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{ |
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$current = end($this->stack); |
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$current->before(); |
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return $current; |
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} |
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/** |
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* To be called before the end of the loop |
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*/ |
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public function looped() |
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{ |
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if (!empty($this->stack)) { |
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end($this->stack)->after(); |
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} |
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} |
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/** |
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* Should be called after the loop has finished |
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* |
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* @param $loop |
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*/ |
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public function endLoop(&$loop) |
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{ |
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array_pop($this->stack); |
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if (count($this->stack) > 0) { |
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// This loop was inside another loop. We persist the loop variable and assign back the parent loop |
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$loop = end($this->stack); |
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} else { |
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// This loop was not inside another loop. We remove the var |
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$loop = null; |
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} |
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} |
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} |
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advmaker /
blade-loop
