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<?php |
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3
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namespace Burthorpe\Runescape; |
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5
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class Common |
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6
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{ |
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7
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/** |
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* Checks if the given string is a valid display name |
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9
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* |
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10
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* @param string $rsn |
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11
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* @return bool |
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*/ |
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13
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7 |
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public function validateDisplayName($rsn) |
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{ |
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15
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return (bool) preg_match('/^[a-z0-9\-_ ]{1,12}$/i', $rsn); |
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} |
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18
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/** |
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19
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* Expands a short-hand number to its full value |
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* |
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* @param string $number |
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* @return float |
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*/ |
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24
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1 |
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public function expandNumber($number) |
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25
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{ |
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1 |
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switch (strtoupper(substr($number, -1))) { |
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27
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1 |
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case 'B': |
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1 |
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$multiplier = 1000000000; |
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1 |
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break; |
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1 |
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case 'M': |
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1 |
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$multiplier = 1000000; |
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1 |
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break; |
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33
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1 |
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case 'K': |
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1 |
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$multiplier = 1000; |
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1 |
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break; |
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1 |
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default: |
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1 |
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$multiplier = 1; |
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38
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1 |
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} |
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39
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40
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1 |
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return (int) intval($number) * $multiplier; |
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} |
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/** |
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* Compact a number into short-hand |
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* |
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* @param int $number |
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* @return string |
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*/ |
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49
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1 |
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public function shortenNumber($number) |
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{ |
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1 |
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$abbr = [9 => 'B', 6 => 'M', 3 => 'K']; |
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1 |
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foreach ($abbr as $exponent => $suffix) { |
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1 |
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if ($number >= pow(10, $exponent)) { |
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return intval($number / pow(10, $exponent)) . $suffix; |
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} |
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1 |
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} |
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1 |
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return $number; |
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} |
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/** |
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* Calculate a level with the give amount of experience |
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* |
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* @param int $xp |
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* @return int |
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67
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*/ |
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1 |
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public function xpTolevel($xp) |
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{ |
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1 |
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$modifier = 0; |
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71
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1 |
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for ($i = 1; $i <= 126; $i++) { |
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1 |
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$modifier += floor($i + 300 * pow(2, ($i / 7))); |
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1 |
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$level = floor($modifier / 4); |
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if ($xp < $level) { |
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return $i; |
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} |
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1 |
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} |
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80
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81
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// Return the maximum possible level |
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1 |
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return 126; |
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} |
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84
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85
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/** |
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86
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* Calculates the minimum experience needed for the given level |
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* |
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* @param int $level |
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* @return int |
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*/ |
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1 |
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public function levelToXp($level) |
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{ |
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1 |
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$xp = 0; |
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95
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1 |
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for ($i = 1; $i < $level; $i++) { |
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$xp += floor($i + 300 * pow(2, ($i / 7))); |
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1 |
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} |
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1 |
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$xp = floor($xp / 4); |
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100
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101
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// Check if our value is above 200m, if so return 200m, otherwise our value |
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1 |
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return ($xp > 200000000 ? 200000000 : $xp); |
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} |
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} |
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Burthorpe /
runescape-api
