HunterDB Code

<?php

class HDB_Shape{

    function __construct($mySQLRow=FALSE){
        if (!empty($mySQLRow)){
            foreach ($mySQLRow as $key => $value){
                if ((is_numeric($key)) || (empty($value))){
                    unset($mySQLRow[$key]);
                }else{
                    if (substr($key, 0, 2) == 'my'){
                        $mySQLRow['reverse'][$value] = $key;
                        $this->reverse->$value = $key;
                    }
                    $this->$key = $value;
                }
            }
        }
        return $this;
    }
    
    //standard debug output
    function debugHTML(){
        $tab = "&nbsp;&nbsp;&nbsp;&nbsp;";
        $tab2 = $tab.$tab;
        $output = "<pre>";
        $output .= $tab .   "type: "  . $shape['type']    . "<br>";
        foreach (get_object_vars($this) as $attribute => $value){
            if ( ($key != 'type') && ($attribute != 'reverse') ){
                $output .= $tab2 .   "$attribute: "  . $value    . "<br>";
            }
        }
        $output .= "</pre>";
        return $output;
    }
    
    //takes the result of a SQL query and casts it as this object.  Make sure you're casting an 
    //object of the same type as this shape, or your results may be... unsettling
    function castObject($mySQLRow){
        
        //copy standard fields into new result
        $newResult['id'] = $mySQLRow['id'];
        $newResult['createdDate'] = $mySQLRow['createdDate'];
        $newResult['updatedDate'] = $mySQLRow['updatedDate'];
        $newResult['type'] = $mySQLRow['type'];
        $newResult['title'] = $mySQLRow['title'];
        $newResult['description'] = $mySQLRow['description'];
        $newResult['contributorName'] = $mySQLRow['contributorName'];
        //copy each my field
        foreach (get_object_vars($this) as $key => $value){
            if (strpos($key, 'my') === 0){
                $newResult['my'][$value] = $mySQLRow[$key];
            }
        }
            
        $newObject = new HDB_Content($newResult);
        return $newObject;
    }
    
    //returns the SQL to generate a separate table in this shape's image
    function returnSQL(){
        global $numRange, $strRange, $txtRange;
        $sql = 'CREATE TABLE '.$this->type.'
        (id INT NOT NULL AUTO_INCREMENT,
        title varchar(255) NOT NULL,
        ';
        foreach (get_object_vars($this) as $key => $value){
            $key = strtolower($key);
            if ( ($key != 'id') && ($key != 'type') && ($key != 'reverse') ){
                $my = substr($key, 2); 
                if ( ($my >= $numRange['start']) && ($my <= $numRange['end']) ){
                    $dataType = 'float(23)';
                }
                elseif( ($my >= $strRange['start']) && ($my <= $strRange['end']) ){
                    $dataType = 'varchar(255)';
                }
                elseif( ($my >= $txtRange['start']) && ($my <= $txtRange['end']) ){
                    $dataType = 'text';
                }else{
                    die('HDB_Shape::returnSQL - my attribute of unknown datatype');
                }
                $sql .= $value.' '.$dataType.',
                ';
            }
        }
        $sql .= 'PRIMARY KEY (id)
        )';
        
        return $sql;
    }

}

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?>