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<?php
// EasyGiant, a web software to build a community of people that want to share their hardware information.
// Copyright (C) 2009 - 2010 Antonio Gallo (h-source-copyright.txt)
//
// This file is part of EasyGiant
//
// EasyGiant is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// EasyGiant is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with EasyGiant. If not, see <http://www.gnu.org/licenses/>.
if (!defined('EG')) die('Direct access not allowed!');
//class to validate associative arrays
class Array_Validate_Base
{
public $errorString = null; //string containing the list fields not found
public $errorsNumb = null; //numbers of errors
protected $_lang; //language of notices
protected $_resultString; //reference to the class arraycheckStrings containing all the result strings
public function __construct($lang = 'Eng')
{
$this->_lang = $lang;
$stringClass = 'Lang_'.$this->_lang.'_ValCondStrings';
if (!class_exists($stringClass))
{
$stringClass = 'Lang_Eng_ValCondStrings';
}
$this->_resultString = new $stringClass();
}
//verify that the values of the associative array ($associativeArray) indicated by the key string ($keyString) are not '' and are equal (===) to each other
public function checkEqual($associativeArray,$keyString)
{
$errorString = null;
$keyArray = explode(',',$keyString);
$numb = 0;
//set the first value to null
$firstValue = null;
foreach ($keyArray as $key)
{
if (array_key_exists($key,$associativeArray))
{
$firstValue = $associativeArray[$key];
break;
}
}
if (isset($firstValue))
{
for ($i = 0; $i < count($keyArray); $i++)
{
if (array_key_exists($keyArray[$i],$associativeArray))
{
if (strcmp($associativeArray[$keyArray[$i]],$firstValue) !== 0)
{
$numb++;
$errorString = $this->_resultString->getNotEqualResultString($keyString);
}
}
}
}
$this->errorString = $errorString;
return $numb === 0 ? true : false;
}
//verify that the values of the associative array ($associativeArray) indicated by the key string ($keyString) are alphabetic values
//$strength: hard or soft. If $strength is set equal to soft than non check is made upon array values equalt to '' or null
public function checkAlpha($associativeArray,$keyString,$strength = 'strong')
{
return $this->checkGeneric($associativeArray,$keyString,$strength,'ctype_alpha','getNotAlphabeticResultString');
}
//verify that the values of the associative array ($associativeArray) indicated by the key string ($keyString) are alphanumeric values
//$strength: hard or soft. If $strength is set equal to soft than non check is made upon array values equalt to '' or null
public function checkAlphaNum($associativeArray,$keyString,$strength = 'strong')
{
return $this->checkGeneric($associativeArray,$keyString,$strength,'ctype_alnum','getNotAlphanumericResultString');
}
//verify that the values of the associative array ($associativeArray) indicated by the key string ($keyString) are decimal digits
//$strength: hard or soft. If $strength is set equal to soft than non check is made upon array values equalt to '' or null
public function checkDigit($associativeArray,$keyString,$strength = 'strong')
{
return $this->checkGeneric($associativeArray,$keyString,$strength,'ctype_digit','getNotDecimalDigitResultString');
}
//verify that the values of the associative array ($associativeArray) indicated by the key string ($keyString) have mail format
//$strength: hard or soft. If $strength is set equal to soft than non check is made upon array values equalt to '' or null
public function checkMail($associativeArray,$keyString,$strength = 'strong')
{
return $this->checkGeneric($associativeArray,$keyString,$strength,'checkMail','getNotMailFormatResultString');
}
//verify that the values of the associative array ($associativeArray) indicated by the key string ($keyString) is a number (integer or number). It makes use of the is_numeric PHP built-in function
//$strength: hard or soft. If $strength is set equal to soft than non check is made upon array values equalt to '' or null
public function checkNumeric($associativeArray,$keyString,$strength = 'strong')
{
return $this->checkGeneric($associativeArray,$keyString,$strength,'is_numeric','getNotNumericResultString');
}
//apply a generic check function
//$strength: hard or soft. If $strength is set equal to soft than non check is made upon array values equalt to '' or null
//$func: the function to apply
//$strFunc: the method of the object $this->_resultString to apply
private function checkGeneric($associativeArray,$keyString,$strength,$func,$strFunc)
{
$errorString = null;
$keyArray = explode(',',$keyString);
$numb = 0;
for ($i = 0; $i < count($keyArray); $i++)
{
if (array_key_exists($keyArray[$i],$associativeArray))
{
if (strcmp($associativeArray[$keyArray[$i]],'') !== 0 or $strength === 'strong')
{
if (!call_user_func($func,$associativeArray[$keyArray[$i]]))
{
$numb++;
$errorString .= call_user_func(array($this->_resultString,$strFunc),$keyArray[$i]);
}
}
}
}
$this->errorString = $errorString;
return $numb === 0 ? true : false;
}
//verify that the values of the associative array ($associativeArray) indicated by the key string ($keyString) have a number of chars smaller than $maxLenght
public function checkLength($associativeArray,$keyString,$maxLength = 10)
{
$errorString = null;
$keyArray = explode(',',$keyString);
$numb = 0;
for ($i = 0; $i < count($keyArray); $i++)
{
if (array_key_exists($keyArray[$i],$associativeArray))
{
if (eg_strlen($associativeArray[$keyArray[$i]]) > $maxLength)
{
$numb++;
$errorString .= $this->_resultString->getLengthExceedsResultString($keyArray[$i],$maxLength);
}
}
}
$this->errorString = $errorString;
return $numb === 0 ? true : false;
}
//verify that the values of the associative array ($associativeArray) indicated by the key string ($keyString) are different from the values indicated in the argument $strings (a comma-separated list of words)
public function checkIsNotStrings($associativeArray,$keyString,$strings = '')
{
$errorString = null;
$keyArray = explode(',',$keyString);
$numb = 0;
//get the array from the comma-separated list of strings
$stringsArray = explode(',',$strings);
for ($i = 0; $i < count($keyArray); $i++)
{
if (array_key_exists($keyArray[$i],$associativeArray))
{
foreach ($stringsArray as $string)
{
if (strcmp($associativeArray[$keyArray[$i]],$string) === 0)
{
$numb++;
$errorString .= $this->_resultString->getIsForbiddenStringResultString($keyArray[$i],$strings);
}
}
}
}
$this->errorString = $errorString;
return $numb === 0 ? true : false;
}
//verify that the values of the associative array ($associativeArray) indicated by the key string ($keyString) are one of the values indicated in the argument $strings (a comma-separated list of words)
//$strength: hard or soft. If $strength is set equal to soft than non check is made upon array values equalt to '' or null
public function checkIsStrings($associativeArray,$keyString,$strings = '',$strength = 'strong')
{
$errorString = null;
$keyArray = explode(',',$keyString);
$numb = 0;
//get the array from the comma-separated list of strings
$stringsArray = explode(',',$strings);
for ($i = 0; $i < count($keyArray); $i++)
{
if (array_key_exists($keyArray[$i],$associativeArray))
{
if (strcmp($associativeArray[$keyArray[$i]],'') !== 0 or $strength === 'strong')
{
if (!in_array($associativeArray[$keyArray[$i]],$stringsArray))
{
$numb++;
$errorString .= $this->_resultString->getIsNotStringResultString($keyArray[$i],$strings);
}
}
}
}
$this->errorString = $errorString;
return $numb === 0 ? true : false;
}
//verify that the values of the associative array ($associativeArray) indicated by the key string ($keyString) match the regular expression $regExp
public function checkMatch($associativeArray,$keyString,$regExp = '/./',$strength = 'strong')
{
$errorString = null;
$keyArray = explode(',',$keyString);
$numb = 0;
for ($i = 0; $i < count($keyArray); $i++)
{
if (array_key_exists($keyArray[$i],$associativeArray))
{
if (strcmp($associativeArray[$keyArray[$i]],'') !== 0 or $strength === 'strong')
{
if (!preg_match($regExp,$associativeArray[$keyArray[$i]]))
{
$numb++;
$errorString .= $this->_resultString->getDoesntMatchResultString($keyArray[$i],$regExp);
}
}
}
}
$this->errorString = $errorString;
return $numb === 0 ? true : false;
}
}
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