PHP_SMART_HOME_V3/www/app/models/managers/Utilities.php

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<?php
/**
*
*/
class Utilities
{
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static function cleanString($text) {
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$utf8 = array(
'/[áàâãªä]/u' => 'a',
'/[ÁÀÂÃÄ]/u' => 'A',
'/[ÍÌÎÏ]/u' => 'I',
'/[íìîï]/u' => 'i',
'/[ěéèêë]/u' => 'e',
'/[ĚÉÈÊË]/u' => 'E',
'/[óòôõºö]/u' => 'o',
'/[ÓÒÔÕÖ]/u' => 'O',
'/[úùûü]/u' => 'u',
'/[ÚÙÛÜ]/u' => 'U',
'/Š/' => 'S',
'/š/' => 's',
'/Č/' => 'C',
'/č/' => 'c',
'/ř/' => 'r',
'/Ř/' => 'R',
'/Ý/' => 'Y',
'/ý/' => 'y',
'/ç/' => 'c',
'/Ç/' => 'C',
'/ñ/' => 'n',
'/Ñ/' => 'N',
'//' => '-', // UTF-8 hyphen to "normal" hyphen
'/[]/u' => ' ', // Literally a single quote
'/[“”«»„]/u' => ' ', // Double quote
'/ /' => ' ', // nonbreaking space (equiv. to 0x160)
);
return preg_replace(array_keys($utf8), array_values($utf8), $text);
}
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static function stringInsert($str,$insertstr,$pos)
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{
$str = substr($str, 0, $pos) . $insertstr . substr($str, $pos);
return $str;
}
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/**
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* [generateGraphJson description]
* @param string $type [line/bar]
* @param array $data [description]
* @param array $options [description]
* @return [type] [description]
*/
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static function generateGraphJson(string $type = 'line', array $data = [], array $options = []){
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$array = [
'type' => $type,
'data' => [
'datasets' => [
[
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'data' => $data,
'borderColor' => "#d4def7",
'backgroundColor' => "#d4def7"
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]
]
],
'options' => [
'scales' => [
'xAxes' => [
[
'type' => 'time',
'distribution' => 'linear',
]
],
'yAxes' => [
[
'ticks' => [
'min' => $options['min'],
'max' => $options['max'],
'steps' => $options['scale']
]
]
]
],
'legend' => [
'display' => false
],
'tooltips' => [
'enabled' => true
],
'hover' => [
'mode' => true
]
]
];
return json_encode($array, JSON_PRETTY_PRINT);
}
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static function ago( $datetime )
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{
$interval = date_create('now')->diff( $datetime );
$suffix = ( $interval->invert ? ' ago' : '' );
if ( $v = $interval->y >= 1 ) return self::pluralize( $interval->m, 'month' ) . $suffix;
if ( $v = $interval->d >= 1 ) return self::pluralize( $interval->d, 'day' ) . $suffix;
if ( $v = $interval->h >= 1 ) return self::pluralize( $interval->h, 'hour' ) . $suffix;
if ( $v = $interval->i >= 1 ) return self::pluralize( $interval->i, 'minute' ) . $suffix;
return self::pluralize( $interval->s, 'second' ) . $suffix;
}
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static function pluralize( $count, $text )
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{
return $count . ( ( $count == 1 ) ? ( " $text" ) : ( " ${text}s" ) );
}
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static function checkOperator($value1, $operator, $value2) {
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switch ($operator) {
case '<': // Less than
return $value1 < $value2;
case '<=': // Less than or equal to
return $value1 <= $value2;
case '>': // Greater than
return $value1 > $value2;
case '>=': // Greater than or equal to
return $value1 >= $value2;
case '==': // Equal
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return ($value1 == $value2);
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case '===': // Identical
return $value1 === $value2;
case '!==': // Not Identical
return $value1 !== $value2;
case '!=': // Not equal
case '<>': // Not equal
return $value1 != $value2;
case '||': // Or
case 'or': // Or
return $value1 || $value2;
case '&&': // And
case 'and': // And
return $value1 && $value2;
case 'xor': // Or
return $value1 xor $value2;
default:
return FALSE;
} // end switch
}
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}