74 lines
1.8 KiB
Plaintext
74 lines
1.8 KiB
Plaintext
/**
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* The field builder switch
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*
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* @since 3.0.9
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*/
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protected static $builder = false;
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/**
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* Making field names safe
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*
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* @input string The string you would like to make safe
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* @input boolean The switch to return an ALL UPPER CASE string
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* @input string The string to use in white space
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*
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* @returns string on success
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*
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* @since 3.0.9
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*/
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public static function safe($string, $allcap = false, $spacer = '_')
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{
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// get global value
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if (self::$builder === false)
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{
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self::$builder = Helper::getParams()->get('field_name_builder', 1);
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}
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// use the new convention
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if (2 == self::$builder)
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{
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// 0nly continue if we have a string
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if (StringHelper::check($string))
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{
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// check that the first character is not a number
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if (is_numeric(substr((string)$string, 0, 1)))
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{
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$string = StringHelper::numbers($string);
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}
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// remove all other strange characters
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$string = trim((string) $string);
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$string = preg_replace('/'.$spacer.'+/', ' ', $string);
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$string = preg_replace('/\s+/', ' ', $string);
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// Transliterate string
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$string = StringHelper::transliterate($string);
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// remove all and keep only characters and numbers
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$string = preg_replace("/[^A-Za-z0-9 ]/", '', (string) $string);
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// replace white space with underscore (SAFEST OPTION)
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$string = preg_replace('/\s+/', (string) $spacer, $string);
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// return all caps
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if ($allcap)
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{
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return strtoupper($string);
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}
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// default is to return lower
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return strtolower($string);
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}
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// not a string
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return '';
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}
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// return all caps
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if ($allcap)
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{
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return StringHelper::safe($string, 'U');
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}
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// use the default (original behavior/convention)
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return StringHelper::safe($string);
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} |