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<?php $string = "Football / Germany / 1.Liga Football / Germany / 1.Liga Football / Germany / 2.Liga Football / Germany / 2.Liga Football / Germany / 2.Liga Football / England / 1.Liga Football / England / 1.Liga Football / England / 2.Liga Football / England / 2.Liga Football / England / 3.Liga Hockey / Germany / 1.Liga Hockey / Germany / 1.Liga Hockey / Germany / 2.Liga Fechten / Meisterschaft Fechten / Meisterschaft Fechten / Weltmeister"; class ArrayStacker { protected $_depthArray; protected function _saveDepthKey($key, $depth) { if(!isset($this->_depthArray[$depth])) { $this->_depthArray[$depth] = array(); } if(!in_array($key, $this->_depthArray[$depth])) { $this->_depthArray[$depth][] = $key; return true; } return false; } public function stackArray($string) { $array = $this->_splitString($string); $stackedArray = array(); foreach($array as $row) { //$stackedArray = array_merge_recursive($stackedArray, $this->_stack($row)); $stackedArray[] = $this->_stack($row); } return $stackedArray; } /** * Split the whole string into a big array * * @param string $string * @return array */ protected function _splitString($string) { $lines = explode("\n", $string); $i = 0; $array = array(); foreach($lines as $line) { $values = explode(' / ', $line); foreach($values as $v => $value) { $values[$v] = trim($value); // make sure we got no whitespaces } $array[$i] = $values; $i++; } return $array; } /** * Build a stacked array * * @param array $array unstacked array * @return stacked array */ protected function _stack($array) { $stackedArray = array(); $key = array_shift($array); $depth = count($array); if($depth == 1) { $stackedArray[$key] = $array[0]; // that's a single value } else { $subArray = $this->_stack($array); if($subArray != null) { $stackedArray[$key] = $subArray; } } // save key to find duplicated if(!$this->_saveDepthKey($key, $depth)) return null; return $stackedArray; } } $arrayStacker = new ArrayStacker(); var_dump($arrayStacker->stackArray($string));
Output for git.master, git.master_jit, rfc.property-hooks
array(16) { [0]=> array(1) { ["Football"]=> array(1) { ["Germany"]=> string(6) "1.Liga" } } [1]=> NULL [2]=> NULL [3]=> NULL [4]=> NULL [5]=> NULL [6]=> NULL [7]=> NULL [8]=> NULL [9]=> NULL [10]=> array(0) { } [11]=> NULL [12]=> NULL [13]=> array(1) { ["Fechten"]=> string(13) "Meisterschaft" } [14]=> NULL [15]=> NULL }

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