amtgard/ORK3

<?php

class YapoAudit extends Yapo {

    var $__AUDIT_FIELDS;
    var $__HISTORY_YAPO;
    var $__HISTORY_INSERT_ID;

    function __construct(& $database, $table, $history_table, $audit_fields) {
        parent::__construct($database, $table);
        $this->__AUDIT_FIELDS = $audit_fields;
        $this->__HISTORY_YAPO = new Yapo($database, $history_table);
    }
    
    function __set($field, $value) {
        if (property_exists($this, $field))
            throw new Exception("You may not access protected members of Yapo Audit: " . __FILE__ . ":" . __LINE__ . ": $field <- $value" . "\n\n" . print_r(debug_backtrace(!DEBUG_BACKTRACE_PROVIDE_OBJECT), true));
        if (in_array($field, $this->__AUDIT_FIELDS)) {
            $this->HistoryYapo()->$field = $value;
            if ($this->core()->HasField($field)) {
                parent::__set($field, $value);
            }
        } else {
            parent::__set($field, $value);
        }
    }
    
    public function clear() {
        $this->HistoryYapo()->clear();
        parent::clear();
    }
    
    public function save($all = false) {
        $this->HistoryYapo()->clearpk();
        $pk = $this->primarykey();
        $field_names = array();
        foreach ($this->HistoryYapo()->core()->GetFieldValues() as $field_name => $value) {
            if ($field_name == $pk) continue;
            $field_names[$field_name] = $value;
        }
        foreach ($this->core()->GetFieldValues() as $field_name => $value) {
            $field_names[$field_name] = $value;
        }
        $id = parent::save($all);
        $this->HistoryYapo()->clear();
        $this->HistoryYapo()->$pk = $id;
        foreach ($field_names as $field_name => $value)
            $this->HistoryYapo()->$field_name = $value;
        $this->__HISTORY_INSERT_ID = $this->HistoryYapo()->save();
        return $id;
    }
    
    public function HistoryId() {
        return $this->__HISTORY_INSERT_ID;
    }
    
    protected function AuditFields() {
        return $this->__AUDIT_FIELDS;
    }
    
    protected function HistoryYapo() {
        return $this->__HISTORY_YAPO;
    }
}

?>