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<?php |
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namespace Ajax\service; |
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class JArray { |
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public static function isAssociative($array) { |
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return (array_values($array) !== $array); |
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} |
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public static function getValue($array, $key, $pos) { |
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if (array_key_exists($key, $array)) { |
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return $array[$key]; |
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} |
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$values=array_values($array); |
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if ($pos < sizeof($values)) |
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return $values[$pos]; |
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} |
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public static function getConditionalValue($array, $key, $condition) { |
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$result=NULL; |
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if (array_key_exists($key, $array)) { |
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$result=$array[$key]; |
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if ($condition($result) === true) |
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return $result; |
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} |
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$values=array_values($array); |
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foreach ( $values as $val ) { |
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if ($condition($val) === true) |
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return $val; |
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} |
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return $result; |
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} |
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public static function getDefaultValue($array, $key, $default=NULL) { |
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if (array_key_exists($key, $array)) { |
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return $array[$key]; |
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} else |
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return $default; |
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} |
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public static function implode($glue, $pieces) { |
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$result=""; |
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if (\is_array($glue)) { |
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$size=\sizeof($pieces); |
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if ($size > 0) { |
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for($i=0; $i < $size - 1; $i++) { |
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$result.=$pieces[$i] . @$glue[$i]; |
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} |
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$result.=$pieces[$size - 1]; |
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} |
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} else { |
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$result=\implode($glue, $pieces); |
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} |
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return $result; |
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} |
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public static function dimension($array) { |
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if (\is_array(reset($array))) { |
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$return=self::dimension(reset($array)) + 1; |
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} else { |
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$return=1; |
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} |
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return $return; |
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} |
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public static function sortAssociative($array, $sortedKeys=array()) { |
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$newArray=array (); |
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foreach ( $sortedKeys as $key ) { |
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if (\array_key_exists($key, $array)) { |
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$newArray[$key]=$array[$key]; |
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} |
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} |
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return $newArray; |
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} |
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public static function moveElementTo(&$array, $from, $to) { |
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$result=false; |
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if(isset($array)){ |
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if(isset($array[$from])){ |
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$out = array_splice($array, $from, 1); |
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array_splice($array, $to, 0, $out); |
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$result=true; |
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} |
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} |
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return $result; |
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} |
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public static function swapElements(&$array,$index1,$index2){ |
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$result=false; |
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if(isset($array)){ |
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if(isset($array[$index1])&& isset($array[$index2])){ |
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$tmp=$array[$index1]; |
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$array[$index1]=$array[$index2]; |
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$array[$index2]=$tmp; |
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$result=true; |
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} |
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} |
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return $result; |
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} |
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public static function modelArray($objects,$identifierFunction=NULL,$modelFunction=NULL){ |
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$result=[]; |
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if(isset($modelFunction)===false){ |
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$modelFunction="__toString"; |
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} |
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if(isset($identifierFunction)===false){ |
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foreach ($objects as $object){ |
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$result[]=self::callFunction($object, $modelFunction); |
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} |
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}else{ |
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foreach ($objects as $object){ |
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$result[self::callFunction($object, $identifierFunction)]=self::callFunction($object, $modelFunction); |
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} |
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} |
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return $result; |
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} |
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private static function callFunction($object,$callback){ |
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if(\is_string($callback)) |
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return \call_user_func(array($object, $callback),[]); |
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else if (\is_callable($callback)){ |
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return $callback($object); |
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} |
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} |
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public static function count($array){ |
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if(\is_array($array)){ |
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return \sizeof($array); |
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} |
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return 0; |
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} |
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} |
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