original_string: function getSignatureString() {
  		$parts = array();
  
  		foreach($this->fieldsInOrder as $f) {
  			$val = $this->$f;
  			if ($val === null) {
  				$val = "";
  			}
  			elseif (is_bool($val)) {
  				if ($val) {
  					$val = "true";
  				} else {
  					$val = "false";
  				}
  			} elseif (is_array($val)) {
  				// There are never more than 2 levels, we don't need recursive walk
  				$valParts = array();
  				foreach($val as $v) {
  					if (is_scalar($v)) {
  						$valParts[] = $v;
  					} else {
  						$valParts[] = implode("|", $v);
  					}
  				}
  				$val = implode("|", $valParts);
  			}
  			$parts[] = $val;
  		}
  
  		foreach ($this->auxFieldsInOrder as $f) {
  			$val = $this->$f;
  			if ($val !== null) {
  				$parts[] = $val;
  			}
  		}
  
  		return implode("|", $parts);
  	}
code: function getSignatureString() {
  		$parts = array();
  
  		foreach($this->fieldsInOrder as $f) {
  			$val = $this->$f;
  			if ($val === null) {
  				$val = "";
  			}
  			elseif (is_bool($val)) {
  				if ($val) {
  					$val = "true";
  				} else {
  					$val = "false";
  				}
  			} elseif (is_array($val)) {
  				// There are never more than 2 levels, we don't need recursive walk
  				$valParts = array();
  				foreach($val as $v) {
  					if (is_scalar($v)) {
  						$valParts[] = $v;
  					} else {
  						$valParts[] = implode("|", $v);
  					}
  				}
  				$val = implode("|", $valParts);
  			}
  			$parts[] = $val;
  		}
  
  		foreach ($this->auxFieldsInOrder as $f) {
  			$val = $this->$f;
  			if ($val !== null) {
  				$parts[] = $val;
  			}
  		}
  
  		return implode("|", $parts);
  	}
code_tokens: function getSignatureString ( ) { $ parts = array ( ) ; foreach ( $ this -> fieldsInOrder as $ f ) { $ val = $ this -> $ f ; if ( $ val === null ) { $ val = "" ; } elseif ( is_bool ( $ val ) ) { if ( $ val ) { $ val = "true" ; } else { $ val = "false" ; } } elseif ( is_array ( $ val ) ) { // There are never more than 2 levels, we don't need recursive walk $ valParts = array ( ) ; foreach ( $ val as $ v ) { if ( is_scalar ( $ v ) ) { $ valParts [ ] = $ v ; } else { $ valParts [ ] = implode ( "|" , $ v ) ; } } $ val = implode ( "|" , $ valParts ) ; } $ parts [ ] = $ val ; } foreach ( $ this -> auxFieldsInOrder as $ f ) { $ val = $ this -> $ f ; if ( $ val !== null ) { $ parts [ ] = $ val ; } } return implode ( "|" , $ parts ) ; }
docstring: Convert to string that serves as base for signing.
  @return string
  @ignore
docstring_tokens: Convert to string that serves as base for signing .