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<?php |
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namespace Botonomous\utility; |
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/** |
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* Class StringUtility. |
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*/ |
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class StringUtility extends AbstractUtility |
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{ |
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/** |
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* @param string $json |
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* |
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* @throws \Exception |
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* |
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* @return array|mixed |
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*/ |
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public function jsonToArray($json) |
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{ |
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$array = empty($json) ? [] : json_decode($json, true); |
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if ($array === null || !is_array($array) || json_last_error() !== 0) { |
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throw new \Exception('Invalid JSON content'); |
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} |
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return $array; |
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} |
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/** |
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* @param $toRemove |
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* @param $subject |
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* |
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* @return string |
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*/ |
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public function removeStringFromString($toRemove, $subject) |
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{ |
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// pattern: !\s+! is used to replace multiple spaces with single space |
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return trim(preg_replace('!\s+!', ' ', str_replace($toRemove, '', $subject))); |
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} |
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/** |
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* @param $toFind |
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* @param $subject |
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* @param bool $wordBoundary If true $toFind is searched with word boundaries |
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* |
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* @return bool |
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*/ |
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public function findInString($toFind, $subject, $wordBoundary = true) |
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{ |
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$pattern = $wordBoundary === true ? "/\b{$toFind}\b/" : "/{$toFind}/"; |
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return preg_match($pattern, $subject) ? true : false; |
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} |
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/** |
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* @param $toFind |
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* @param $subject |
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* @param bool $wordBoundary |
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* |
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* @return mixed |
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*/ |
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public function findPositionInString($toFind, $subject, $wordBoundary = true) |
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{ |
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$pattern = $wordBoundary === true ? "/\b{$toFind}\b/" : "/{$toFind}/"; |
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$result = preg_match_all($pattern, $subject, $matches, PREG_OFFSET_CAPTURE); |
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$positions = []; |
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if ($result && !empty($matches[0])) { |
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foreach ($matches[0] as $match) { |
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$positions[] = $match[1]; |
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} |
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} |
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return $positions; |
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} |
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/** |
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* Convert snake case to camel case e.g. admin_user becomes AdminUser. |
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* |
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* @param $string |
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* |
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* @return string |
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*/ |
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public function snakeCaseToCamelCase($string) |
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{ |
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return str_replace(' ', '', ucwords(str_replace('_', ' ', $string))); |
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} |
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/** |
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* Check subject to see whether $string1 is followed by $string2. |
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* |
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* @param $subject |
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* @param $string1 |
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* @param $string2 |
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* @param array $exceptions |
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* |
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* @return bool |
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*/ |
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public function isString1FollowedByString2($subject, $string1, $string2, array $exceptions = []) |
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{ |
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$exceptionsString = ''; |
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if (!empty($exceptions)) { |
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$exceptions = implode('|', $exceptions); |
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$exceptionsString = "(?<!{$exceptions})"; |
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} |
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$pattern = '/'.$string1.'(?:\s+\w+'.$exceptionsString.'){0,2}\s+'.$string2.'\b/'; |
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return preg_match($pattern, $subject) ? true : false; |
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} |
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/** |
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* @param $haystack |
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* @param string $needle |
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* |
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* @return bool |
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*/ |
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public function endsWith($haystack, $needle) |
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{ |
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$length = strlen($needle); |
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if ($length === 0) { |
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return true; |
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} |
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return substr($haystack, -$length) === $needle; |
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} |
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/** |
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* Apply replacements in a string |
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* Replacement key in the string should be like {replacementKey}. |
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* |
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* @param $subject mixed |
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* @param $replacements array |
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* |
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* @return mixed |
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*/ |
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public function applyReplacements($subject, $replacements) |
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{ |
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if (empty($replacements) || !is_string($subject)) { |
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return $subject; |
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} |
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5 |
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foreach ($replacements as $key => $value) { |
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$subject = str_replace('{'.$key.'}', $value, $subject); |
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} |
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5 |
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return $subject; |
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} |
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} |
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iranianpep /
botonomous
