BaseModel.php

<?php

class BaseModel extends \Phalcon\Mvc\Model {

    private function checkRelationsCommon($operation,$fields,$referenceModel, $referencedFields) {
        $feedback = [];

        if (!property_exists($this,$fields)) {
            $feedback[] = "Cannot find field " . get_class($this) . "->${fields} used by ${operation} in Object " . get_class($this);
        }
        if (!property_exists($referenceModel,$referencedFields)) {
            $feedback[] = "Cannot find field ${referenceModel}->${referencedFields} used by ${operation} in Object " . get_class($this);
        }
        return $feedback;
    }

    public function belongsTo($fields, $referenceModel, $referencedFields, $options = NULL) {
        $feedback = [];

        $feedback = array_merge($feedback,$this->checkRelationsCommon(__FUNCTION__,$fields,$referenceModel,$referencedFields));
        if (count($feedback) > 0) {
            echo implode("<br>",$feedback);
        } else {
            return parent::belongsTo($fields, $referenceModel, $referencedFields, $options);
        }
        return false;
    }

    public function hasOne($fields, $referenceModel, $referencedFields, $options=null) {
        $feedback = [];
        $feedback = array_merge($feedback,$this->checkRelationsCommon(__FUNCTION__,$fields,$referenceModel,$referencedFields));

        if (count($feedback) > 0) {
            echo implode("<br>",$feedback);
        } else {
            return parent::hasOne($fields, $referenceModel, $referencedFields, $options);
        }
        return false;
    }

    public function hasMany($fields, $referenceModel, $referencedFields, $options=null) {
        $feedback = [];
        $feedback = array_merge($feedback,$this->checkRelationsCommon(__FUNCTION__,$fields,$referenceModel,$referencedFields));

        if (count($feedback) > 0) {
            echo implode("<br>",$feedback);
        } else {
            return parent::hasMany($fields, $referenceModel, $referencedFields, $options);
        }
        return false;
    }

    public function hasManyToMany($fields, $intermediateModel, $intermediateFields, $intermediateReferencedFields, $referenceModel, $referencedFields, $options = NULL) {
        $feedback = [];
        $feedback = array_merge($feedback,$this->checkRelationsCommon(__FUNCTION__,$fields,$referenceModel,$referencedFields));

        if (!property_exists($intermediateModel,$intermediateFields)) {
            $feedback[] = "Cannot find field ${intermediateModel}->${intermediateFields} used by " . __FUNCTION__ . " in Object " . get_class($this);
        }
        if (!property_exists($intermediateModel,$intermediateReferencedFields)) {
            $feedback[] = "Cannot find field ${intermediateModel}->${intermediateReferencedFields} used by " . __FUNCTION__ . " in Object " . get_class($this);
        }
        if (count($feedback) > 0) {
            echo implode("<br>",$feedback);
        } else {
            return parent::hasManyToMany($fields, $intermediateModel, $intermediateFields, $intermediateReferencedFields, $referenceModel, $referencedFields, $options);
        }
        return false;
    }


}