Gazelle/classes/validate.class.php

<?php
/*-- TODO ---------------------------//
Writeup how to use the VALIDATE class, add in support for form id checks
Complete the number and date validation
Remove the GenerateJS stuff
//-----------------------------------*/

class VALIDATE
{
    public $Fields = [];

    public function SetFields($FieldName, $Required, $FieldType, $ErrorMessage, $Options = [])
    {
        $this->Fields[$FieldName]['Type'] = strtolower($FieldType);
        $this->Fields[$FieldName]['Required'] = $Required;
        $this->Fields[$FieldName]['ErrorMessage'] = $ErrorMessage;
        if (!empty($Options['maxlength'])) {
            $this->Fields[$FieldName]['MaxLength'] = $Options['maxlength'];
        }
        if (!empty($Options['minlength'])) {
            $this->Fields[$FieldName]['MinLength'] = $Options['minlength'];
        }
        if (!empty($Options['comparefield'])) {
            $this->Fields[$FieldName]['CompareField'] = $Options['comparefield'];
        }
        if (!empty($Options['allowperiod'])) {
            $this->Fields[$FieldName]['AllowPeriod'] = $Options['allowperiod'];
        }
        if (!empty($Options['allowcomma'])) {
            $this->Fields[$FieldName]['AllowComma'] = $Options['allowcomma'];
        }
        if (!empty($Options['inarray'])) {
            $this->Fields[$FieldName]['InArray'] = $Options['inarray'];
        }
        if (!empty($Options['regex'])) {
            $this->Fields[$FieldName]['Regex'] = $Options['regex'];
        }
    }

    public function ValidateForm($ValidateArray)
    {
        reset($this->Fields);
        foreach ($this->Fields as $FieldKey => $Field) {
            $ValidateVar = $ValidateArray[$FieldKey];

            if ($ValidateVar != '' || !empty($Field['Required']) || $Field['Type'] == 'date') {
                if ($Field['Type'] == 'string') {
                    if (isset($Field['MaxLength'])) {
                        $MaxLength = $Field['MaxLength'];
                    } else {
                        $MaxLength = 255;
                    }
                    if (isset($Field['MinLength'])) {
                        $MinLength = $Field['MinLength'];
                    } else {
                        $MinLength = 1;
                    }

                    if (strlen($ValidateVar) > $MaxLength) {
                        return $Field['ErrorMessage'];
                    } elseif (strlen($ValidateVar) < $MinLength) {
                        return $Field['ErrorMessage'];
                    }
                } elseif ($Field['Type'] == 'number') {
                    if (isset($Field['MaxLength'])) {
                        $MaxLength = $Field['MaxLength'];
                    } else {
                        $MaxLength = '';
                    }
                    if (isset($Field['MinLength'])) {
                        $MinLength = $Field['MinLength'];
                    } else {
                        $MinLength = 0;
                    }

                    $Match = '0-9';
                    if (isset($Field['AllowPeriod'])) {
                        $Match .= '.';
                    }
                    if (isset($Field['AllowComma'])) {
                        $Match .= ',';
                    }

                    if (preg_match('/[^'.$Match.']/', $ValidateVar) || strlen($ValidateVar) < 1) {
                        return $Field['ErrorMessage'];
                    } elseif ($MaxLength != '' && $ValidateVar > $MaxLength) {
                        return $Field['ErrorMessage'].'!!';
                    } elseif ($ValidateVar < $MinLength) {
                        return $Field['ErrorMessage']."$MinLength";
                    }
                } elseif ($Field['Type'] == 'email') {
                    if (isset($Field['MaxLength'])) {
                        $MaxLength = $Field['MaxLength'];
                    } else {
                        $MaxLength = 255;
                    }
                    if (isset($Field['MinLength'])) {
                        $MinLength = $Field['MinLength'];
                    } else {
                        $MinLength = 6;
                    }

                    if (!preg_match("/^".EMAIL_REGEX."$/i", $ValidateVar)) {
                        return $Field['ErrorMessage'];
                    } elseif (strlen($ValidateVar) > $MaxLength) {
                        return $Field['ErrorMessage'];
                    } elseif (strlen($ValidateVar) < $MinLength) {
                        return $Field['ErrorMessage'];
                    }
                } elseif ($Field['Type'] == 'link') {
                    if (isset($Field['MaxLength'])) {
                        $MaxLength = $Field['MaxLength'];
                    } else {
                        $MaxLength = 255;
                    }
                    if (isset($Field['MinLength'])) {
                        $MinLength = $Field['MinLength'];
                    } else {
                        $MinLength = 10;
                    }

                    if (!preg_match('/^'.URL_REGEX.'$/i', $ValidateVar)) {
                        return $Field['ErrorMessage'];
                    } elseif (strlen($ValidateVar) > $MaxLength) {
                        return $Field['ErrorMessage'];
                    } elseif (strlen($ValidateVar) < $MinLength) {
                        return $Field['ErrorMessage'];
                    }
                } elseif ($Field['Type'] == 'username') {
                    if (isset($Field['MaxLength'])) {
                        $MaxLength = $Field['MaxLength'];
                    } else {
                        $MaxLength = 20;
                    }
                    if (isset($Field['MinLength'])) {
                        $MinLength = $Field['MinLength'];
                    } else {
                        $MinLength = 1;
                    }

                    if (!preg_match(USERNAME_REGEX, $ValidateVar)) {
                        return $Field['ErrorMessage'];
                    } elseif (strlen($ValidateVar) > $MaxLength) {
                        return $Field['ErrorMessage'];
                    } elseif (strlen($ValidateVar) < $MinLength) {
                        return $Field['ErrorMessage'];
                    }
                } elseif ($Field['Type'] == 'checkbox') {
                    if (!isset($ValidateArray[$FieldKey])) {
                        return $Field['ErrorMessage'];
                    }
                } elseif ($Field['Type'] == 'compare') {
                    if ($ValidateArray[$Field['CompareField']] != $ValidateVar) {
                        return $Field['ErrorMessage'];
                    }
                } elseif ($Field['Type'] == 'inarray') {
                    if (array_search($ValidateVar, $Field['InArray']) === false) {
                        return $Field['ErrorMessage'];
                    }
                } elseif ($Field['Type'] == 'regex') {
                    if (!preg_match($Field['Regex'], $ValidateVar)) {
                        return $Field['ErrorMessage'];
                    }
                }
            }
        } // while
    } // function

    public function GenerateJS($FormID)
    {
        $ReturnJS = "<script type=\"text/javascript\" language=\"javascript\">\r\n";
        $ReturnJS .= "function formVal() {\r\n";
        $ReturnJS .= "  clearErrors('$FormID');\r\n";

        reset($this->Fields);
        foreach ($this->Fields as $FieldKey => $Field) {
            if ($Field['Type'] == 'string') {
                $ValItem = '  if ($(\'#'.$FieldKey.'\').raw().value == ""';
                if (!empty($Field['MaxLength'])) {
                    $ValItem .= ' || $(\'#'.$FieldKey.'\').raw().value.length > '.$Field['MaxLength'];
                } else {
                    $ValItem .= ' || $(\'#'.$FieldKey.'\').raw().value.length > 255';
                }
                if (!empty($Field['MinLength'])) {
                    $ValItem .= ' || $(\'#'.$FieldKey.'\').raw().value.length < '.$Field['MinLength'];
                }
                $ValItem .= ') { return showError(\''.$FieldKey.'\',\''.$Field['ErrorMessage'].'\'); }'."\r\n";
            } elseif ($Field['Type'] == 'number') {
                $Match = '0-9';
                if (!empty($Field['AllowPeriod'])) {
                    $Match .= '.';
                }
                if (!empty($Field['AllowComma'])) {
                    $Match .= ',';
                }

                $ValItem = '  if ($(\'#'.$FieldKey.'\').raw().value.match(/[^'.$Match.']/) || $(\'#'.$FieldKey.'\').raw().value.length < 1';
                if (!empty($Field['MaxLength'])) {
                    $ValItem .= ' || $(\'#'.$FieldKey.'\').raw().value/1 > '.$Field['MaxLength'];
                }
                if (!empty($Field['MinLength'])) {
                    $ValItem .= ' || $(\'#'.$FieldKey.'\').raw().value/1 < '.$Field['MinLength'];
                }
                $ValItem .= ') { return showError(\''.$FieldKey.'\',\''.$Field['ErrorMessage'].'\'); }'."\r\n";
            } elseif ($Field['Type'] == 'email') {
                $ValItem = '  if (!validEmail($(\'#'.$FieldKey.'\').raw().value)';
                if (!empty($Field['MaxLength'])) {
                    $ValItem .= ' || $(\'#'.$FieldKey.'\').raw().value.length > '.$Field['MaxLength'];
                } else {
                    $ValItem .= ' || $(\'#'.$FieldKey.'\').raw().value.length > 255';
                }
                if (!empty($Field['MinLength'])) {
                    $ValItem .= ' || $(\'#'.$FieldKey.'\').raw().value.length < '.$Field['MinLength'];
                } else {
                    $ValItem .= ' || $(\'#'.$FieldKey.'\').raw().value.length < 6';
                }
                $ValItem .= ') { return showError(\''.$FieldKey.'\',\''.$Field['ErrorMessage'].'\'); }'."\r\n";
            } elseif ($Field['Type'] == 'link') {
                $ValItem = '  if (!validLink($(\'#'.$FieldKey.'\').raw().value)';
                if (!empty($Field['MaxLength'])) {
                    $ValItem .= ' || $(\'#'.$FieldKey.'\').raw().value.length > '.$Field['MaxLength'];
                } else {
                    $ValItem .= ' || $(\'#'.$FieldKey.'\').raw().value.length > 255';
                }
                if (!empty($Field['MinLength'])) {
                    $ValItem .= ' || $(\'#'.$FieldKey.'\').raw().value.length < '.$Field['MinLength'];
                } else {
                    $ValItem .= ' || $(\'#'.$FieldKey.'\').raw().value.length < 10';
                }
                $ValItem .= ') { return showError(\''.$FieldKey.'\',\''.$Field['ErrorMessage'].'\'); }'."\r\n";
            } elseif ($Field['Type'] == 'username') {
                $ValItem = '  if ($(\'#'.$FieldKey.'\').raw().value.match(/[^a-zA-Z0-9_\-]/)';
                if (!empty($Field['MaxLength'])) {
                    $ValItem .= ' || $(\'#'.$FieldKey.'\').raw().value.length > '.$Field['MaxLength'];
                }
                if (!empty($Field['MinLength'])) {
                    $ValItem .= ' || $(\'#'.$FieldKey.'\').raw().value.length < '.$Field['MinLength'];
                }
                $ValItem .= ') { return showError(\''.$FieldKey.'\',\''.$Field['ErrorMessage'].'\'); }'."\r\n";
            } elseif ($Field['Type'] == 'regex') {
                $ValItem = '  if (!$(\'#'.$FieldKey.'\').raw().value.match('.$Field['Regex'].')) { return showError(\''.$FieldKey.'\',\''.$Field['ErrorMessage'].'\'); }'."\r\n";
            } elseif ($Field['Type'] == 'date') {
                $DisplayError = $FieldKey.'month';
                if (isset($Field['MinLength']) && $Field['MinLength'] == 3) {
                    $Day = '$(\'#'.$FieldKey.'day\').raw().value';
                    $DisplayError .= ",{$FieldKey}day";
                } else {
                    $Day = '1';
                }
                $DisplayError .= ",{$FieldKey}year";
                $ValItemHold = '  if (!validDate($(\'#'.$FieldKey.'month\').raw().value+\'/\'+'.$Day.'+\'/\'+$(\'#'.$FieldKey.'year\').raw().value)) { return showError(\''.$DisplayError.'\',\''.$Field['ErrorMessage'].'\'); }'."\r\n";

                if (empty($Field['Required'])) {
                    $ValItem = '  if ($(\'#'.$FieldKey.'month\').raw().value != ""';
                    if (isset($Field['MinLength']) && $Field['MinLength'] == 3) {
                        $ValItem .= ' || $(\'#'.$FieldKey.'day\').raw().value != ""';
                    }
                    $ValItem .= ' || $(\'#'.$FieldKey.'year\').raw().value != "") {'."\r\n";
                    $ValItem .= $ValItemHold;
                    $ValItem .= " }\r\n";
                } else {
                    $ValItem .= $ValItemHold;
                }
            } elseif ($Field['Type'] == 'checkbox') {
                $ValItem = '  if (!$(\'#'.$FieldKey.'\').checked) { return showError(\''.$FieldKey.'\',\''.$Field['ErrorMessage'].'\'); }'."\r\n";
            } elseif ($Field['Type'] == 'compare') {
                $ValItem = '  if ($(\'#'.$FieldKey.'\').raw().value!=$(\'#'.$Field['CompareField'].'\').raw().value) { return showError(\''.$FieldKey.','.$Field['CompareField'].'\',\''.$Field['ErrorMessage'].'\'); }'."\r\n";
            }

            if (empty($Field['Required']) && $Field['Type'] != 'date') {
                $ReturnJS .= '  if ($(\'#'.$FieldKey.'\').raw().value!="") {'."\r\n ";
                $ReturnJS .= $ValItem;
                $ReturnJS .= "  }\r\n";
            } else {
                $ReturnJS .= $ValItem;
            }
            $ValItem = '';
        }

        $ReturnJS .= "}\r\n";
        $ReturnJS .= "</script>\r\n";
        return $ReturnJS;
    }
}