Subversion-Projekte lars-tiefland.php_share

<?php

/**
 * Base class that represents a row from the 'attachment' table.
 *
 * 
 *
 * This class was autogenerated by Propel 1.4.2 on:
 *
 * Fri Aug  5 09:39:39 2011
 *
 * @package    lib.model.om
 */
abstract class BaseAttachment extends BaseObject  implements Persistent {


        /**
         * The Peer class.
         * Instance provides a convenient way of calling static methods on a class
         * that calling code may not be able to identify.
         * @var        AttachmentPeer
         */
        protected static $peer;

        /**
         * The value for the id field.
         * @var        int
         */
        protected $id;

        /**
         * The value for the article_id field.
         * @var        int
         */
        protected $article_id;

        /**
         * The value for the name field.
         * @var        string
         */
        protected $name;

        /**
         * The value for the file field.
         * @var        string
         */
        protected $file;

        /**
         * @var        Article
         */
        protected $aArticle;

        /**
         * Flag to prevent endless save loop, if this object is referenced
         * by another object which falls in this transaction.
         * @var        boolean
         */
        protected $alreadyInSave = false;

        /**
         * Flag to prevent endless validation loop, if this object is referenced
         * by another object which falls in this transaction.
         * @var        boolean
         */
        protected $alreadyInValidation = false;

        // symfony behavior
        
        const PEER = 'AttachmentPeer';

        /**
         * Get the [id] column value.
         * 
         * @return     int
         */
        public function getId()
        {
                return $this->id;
        }

        /**
         * Get the [article_id] column value.
         * 
         * @return     int
         */
        public function getArticleId()
        {
                return $this->article_id;
        }

        /**
         * Get the [name] column value.
         * 
         * @return     string
         */
        public function getName()
        {
                return $this->name;
        }

        /**
         * Get the [file] column value.
         * 
         * @return     string
         */
        public function getFile()
        {
                return $this->file;
        }

        /**
         * Set the value of [id] column.
         * 
         * @param      int $v new value
         * @return     Attachment The current object (for fluent API support)
         */
        public function setId($v)
        {
                if ($v !== null) {
                        $v = (int) $v;
                }

                if ($this->id !== $v) {
                        $this->id = $v;
                        $this->modifiedColumns[] = AttachmentPeer::ID;
                }

                return $this;
        } // setId()

        /**
         * Set the value of [article_id] column.
         * 
         * @param      int $v new value
         * @return     Attachment The current object (for fluent API support)
         */
        public function setArticleId($v)
        {
                if ($v !== null) {
                        $v = (int) $v;
                }

                if ($this->article_id !== $v) {
                        $this->article_id = $v;
                        $this->modifiedColumns[] = AttachmentPeer::ARTICLE_ID;
                }

                if ($this->aArticle !== null && $this->aArticle->getId() !== $v) {
                        $this->aArticle = null;
                }

                return $this;
        } // setArticleId()

        /**
         * Set the value of [name] column.
         * 
         * @param      string $v new value
         * @return     Attachment The current object (for fluent API support)
         */
        public function setName($v)
        {
                if ($v !== null) {
                        $v = (string) $v;
                }

                if ($this->name !== $v) {
                        $this->name = $v;
                        $this->modifiedColumns[] = AttachmentPeer::NAME;
                }

                return $this;
        } // setName()

        /**
         * Set the value of [file] column.
         * 
         * @param      string $v new value
         * @return     Attachment The current object (for fluent API support)
         */
        public function setFile($v)
        {
                if ($v !== null) {
                        $v = (string) $v;
                }

                if ($this->file !== $v) {
                        $this->file = $v;
                        $this->modifiedColumns[] = AttachmentPeer::FILE;
                }

                return $this;
        } // setFile()

        /**
         * Indicates whether the columns in this object are only set to default values.
         *
         * This method can be used in conjunction with isModified() to indicate whether an object is both
         * modified _and_ has some values set which are non-default.
         *
         * @return     boolean Whether the columns in this object are only been set with default values.
         */
        public function hasOnlyDefaultValues()
        {
                // otherwise, everything was equal, so return TRUE
                return true;
        } // hasOnlyDefaultValues()

        /**
         * Hydrates (populates) the object variables with values from the database resultset.
         *
         * An offset (0-based "start column") is specified so that objects can be hydrated
         * with a subset of the columns in the resultset rows.  This is needed, for example,
         * for results of JOIN queries where the resultset row includes columns from two or
         * more tables.
         *
         * @param      array $row The row returned by PDOStatement->fetch(PDO::FETCH_NUM)
         * @param      int $startcol 0-based offset column which indicates which restultset column to start with.
         * @param      boolean $rehydrate Whether this object is being re-hydrated from the database.
         * @return     int next starting column
         * @throws     PropelException  - Any caught Exception will be rewrapped as a PropelException.
         */
        public function hydrate($row, $startcol = 0, $rehydrate = false)
        {
                try {

                        $this->id = ($row[$startcol + 0] !== null) ? (int) $row[$startcol + 0] : null;
                        $this->article_id = ($row[$startcol + 1] !== null) ? (int) $row[$startcol + 1] : null;
                        $this->name = ($row[$startcol + 2] !== null) ? (string) $row[$startcol + 2] : null;
                        $this->file = ($row[$startcol + 3] !== null) ? (string) $row[$startcol + 3] : null;
                        $this->resetModified();

                        $this->setNew(false);

                        if ($rehydrate) {
                                $this->ensureConsistency();
                        }

                        // FIXME - using NUM_COLUMNS may be clearer.
                        return $startcol + 4; // 4 = AttachmentPeer::NUM_COLUMNS - AttachmentPeer::NUM_LAZY_LOAD_COLUMNS).

                } catch (Exception $e) {
                        throw new PropelException("Error populating Attachment object", $e);
                }
        }

        /**
         * Checks and repairs the internal consistency of the object.
         *
         * This method is executed after an already-instantiated object is re-hydrated
         * from the database.  It exists to check any foreign keys to make sure that
         * the objects related to the current object are correct based on foreign key.
         *
         * You can override this method in the stub class, but you should always invoke
         * the base method from the overridden method (i.e. parent::ensureConsistency()),
         * in case your model changes.
         *
         * @throws     PropelException
         */
        public function ensureConsistency()
        {

                if ($this->aArticle !== null && $this->article_id !== $this->aArticle->getId()) {
                        $this->aArticle = null;
                }
        } // ensureConsistency

        /**
         * Reloads this object from datastore based on primary key and (optionally) resets all associated objects.
         *
         * This will only work if the object has been saved and has a valid primary key set.
         *
         * @param      boolean $deep (optional) Whether to also de-associated any related objects.
         * @param      PropelPDO $con (optional) The PropelPDO connection to use.
         * @return     void
         * @throws     PropelException - if this object is deleted, unsaved or doesn't have pk match in db
         */
        public function reload($deep = false, PropelPDO $con = null)
        {
                if ($this->isDeleted()) {
                        throw new PropelException("Cannot reload a deleted object.");
                }

                if ($this->isNew()) {
                        throw new PropelException("Cannot reload an unsaved object.");
                }

                if ($con === null) {
                        $con = Propel::getConnection(AttachmentPeer::DATABASE_NAME, Propel::CONNECTION_READ);
                }

                // We don't need to alter the object instance pool; we're just modifying this instance
                // already in the pool.

                $stmt = AttachmentPeer::doSelectStmt($this->buildPkeyCriteria(), $con);
                $row = $stmt->fetch(PDO::FETCH_NUM);
                $stmt->closeCursor();
                if (!$row) {
                        throw new PropelException('Cannot find matching row in the database to reload object values.');
                }
                $this->hydrate($row, 0, true); // rehydrate

                if ($deep) {  // also de-associate any related objects?

                        $this->aArticle = null;
                } // if (deep)
        }

        /**
         * Removes this object from datastore and sets delete attribute.
         *
         * @param      PropelPDO $con
         * @return     void
         * @throws     PropelException
         * @see        BaseObject::setDeleted()
         * @see        BaseObject::isDeleted()
         */
        public function delete(PropelPDO $con = null)
        {
                if ($this->isDeleted()) {
                        throw new PropelException("This object has already been deleted.");
                }

                if ($con === null) {
                        $con = Propel::getConnection(AttachmentPeer::DATABASE_NAME, Propel::CONNECTION_WRITE);
                }
                
                $con->beginTransaction();
                try {
                        $ret = $this->preDelete($con);
                        // symfony_behaviors behavior
                        foreach (sfMixer::getCallables('BaseAttachment:delete:pre') as $callable)
                        {
                          if (call_user_func($callable, $this, $con))
                          {
                            $con->commit();
                        
                            return;
                          }
                        }

                        if ($ret) {
                                AttachmentPeer::doDelete($this, $con);
                                $this->postDelete($con);
                                // symfony_behaviors behavior
                                foreach (sfMixer::getCallables('BaseAttachment:delete:post') as $callable)
                                {
                                  call_user_func($callable, $this, $con);
                                }

                                $this->setDeleted(true);
                                $con->commit();
                        } else {
                                $con->commit();
                        }
                } catch (PropelException $e) {
                        $con->rollBack();
                        throw $e;
                }
        }

        /**
         * Persists this object to the database.
         *
         * If the object is new, it inserts it; otherwise an update is performed.
         * All modified related objects will also be persisted in the doSave()
         * method.  This method wraps all precipitate database operations in a
         * single transaction.
         *
         * @param      PropelPDO $con
         * @return     int The number of rows affected by this insert/update and any referring fk objects' save() operations.
         * @throws     PropelException
         * @see        doSave()
         */
        public function save(PropelPDO $con = null)
        {
                if ($this->isDeleted()) {
                        throw new PropelException("You cannot save an object that has been deleted.");
                }

                if ($con === null) {
                        $con = Propel::getConnection(AttachmentPeer::DATABASE_NAME, Propel::CONNECTION_WRITE);
                }
                
                $con->beginTransaction();
                $isInsert = $this->isNew();
                try {
                        $ret = $this->preSave($con);
                        // symfony_behaviors behavior
                        foreach (sfMixer::getCallables('BaseAttachment:save:pre') as $callable)
                        {
                          if (is_integer($affectedRows = call_user_func($callable, $this, $con)))
                          {
                            $con->commit();
                        
                            return $affectedRows;
                          }
                        }

                        if ($isInsert) {
                                $ret = $ret && $this->preInsert($con);
                        } else {
                                $ret = $ret && $this->preUpdate($con);
                        }
                        if ($ret) {
                                $affectedRows = $this->doSave($con);
                                if ($isInsert) {
                                        $this->postInsert($con);
                                } else {
                                        $this->postUpdate($con);
                                }
                                $this->postSave($con);
                                // symfony_behaviors behavior
                                foreach (sfMixer::getCallables('BaseAttachment:save:post') as $callable)
                                {
                                  call_user_func($callable, $this, $con, $affectedRows);
                                }

                                AttachmentPeer::addInstanceToPool($this);
                        } else {
                                $affectedRows = 0;
                        }
                        $con->commit();
                        return $affectedRows;
                } catch (PropelException $e) {
                        $con->rollBack();
                        throw $e;
                }
        }

        /**
         * Performs the work of inserting or updating the row in the database.
         *
         * If the object is new, it inserts it; otherwise an update is performed.
         * All related objects are also updated in this method.
         *
         * @param      PropelPDO $con
         * @return     int The number of rows affected by this insert/update and any referring fk objects' save() operations.
         * @throws     PropelException
         * @see        save()
         */
        protected function doSave(PropelPDO $con)
        {
                $affectedRows = 0; // initialize var to track total num of affected rows
                if (!$this->alreadyInSave) {
                        $this->alreadyInSave = true;

                        // We call the save method on the following object(s) if they
                        // were passed to this object by their coresponding set
                        // method.  This object relates to these object(s) by a
                        // foreign key reference.

                        if ($this->aArticle !== null) {
                                if ($this->aArticle->isModified() || $this->aArticle->isNew()) {
                                        $affectedRows += $this->aArticle->save($con);
                                }
                                $this->setArticle($this->aArticle);
                        }

                        if ($this->isNew() ) {
                                $this->modifiedColumns[] = AttachmentPeer::ID;
                        }

                        // If this object has been modified, then save it to the database.
                        if ($this->isModified()) {
                                if ($this->isNew()) {
                                        $pk = AttachmentPeer::doInsert($this, $con);
                                        $affectedRows += 1; // we are assuming that there is only 1 row per doInsert() which
                                                                                 // should always be true here (even though technically
                                                                                 // BasePeer::doInsert() can insert multiple rows).

                                        $this->setId($pk);  //[IMV] update autoincrement primary key

                                        $this->setNew(false);
                                } else {
                                        $affectedRows += AttachmentPeer::doUpdate($this, $con);
                                }

                                $this->resetModified(); // [HL] After being saved an object is no longer 'modified'
                        }

                        $this->alreadyInSave = false;

                }
                return $affectedRows;
        } // doSave()

        /**
         * Array of ValidationFailed objects.
         * @var        array ValidationFailed[]
         */
        protected $validationFailures = array();

        /**
         * Gets any ValidationFailed objects that resulted from last call to validate().
         *
         *
         * @return     array ValidationFailed[]
         * @see        validate()
         */
        public function getValidationFailures()
        {
                return $this->validationFailures;
        }

        /**
         * Validates the objects modified field values and all objects related to this table.
         *
         * If $columns is either a column name or an array of column names
         * only those columns are validated.
         *
         * @param      mixed $columns Column name or an array of column names.
         * @return     boolean Whether all columns pass validation.
         * @see        doValidate()
         * @see        getValidationFailures()
         */
        public function validate($columns = null)
        {
                $res = $this->doValidate($columns);
                if ($res === true) {
                        $this->validationFailures = array();
                        return true;
                } else {
                        $this->validationFailures = $res;
                        return false;
                }
        }

        /**
         * This function performs the validation work for complex object models.
         *
         * In addition to checking the current object, all related objects will
         * also be validated.  If all pass then <code>true</code> is returned; otherwise
         * an aggreagated array of ValidationFailed objects will be returned.
         *
         * @param      array $columns Array of column names to validate.
         * @return     mixed <code>true</code> if all validations pass; array of <code>ValidationFailed</code> objets otherwise.
         */
        protected function doValidate($columns = null)
        {
                if (!$this->alreadyInValidation) {
                        $this->alreadyInValidation = true;
                        $retval = null;

                        $failureMap = array();


                        // We call the validate method on the following object(s) if they
                        // were passed to this object by their coresponding set
                        // method.  This object relates to these object(s) by a
                        // foreign key reference.

                        if ($this->aArticle !== null) {
                                if (!$this->aArticle->validate($columns)) {
                                        $failureMap = array_merge($failureMap, $this->aArticle->getValidationFailures());
                                }
                        }


                        if (($retval = AttachmentPeer::doValidate($this, $columns)) !== true) {
                                $failureMap = array_merge($failureMap, $retval);
                        }



                        $this->alreadyInValidation = false;
                }

                return (!empty($failureMap) ? $failureMap : true);
        }

        /**
         * Retrieves a field from the object by name passed in as a string.
         *
         * @param      string $name name
         * @param      string $type The type of fieldname the $name is of:
         *                     one of the class type constants BasePeer::TYPE_PHPNAME, BasePeer::TYPE_STUDLYPHPNAME
         *                     BasePeer::TYPE_COLNAME, BasePeer::TYPE_FIELDNAME, BasePeer::TYPE_NUM
         * @return     mixed Value of field.
         */
        public function getByName($name, $type = BasePeer::TYPE_PHPNAME)
        {
                $pos = AttachmentPeer::translateFieldName($name, $type, BasePeer::TYPE_NUM);
                $field = $this->getByPosition($pos);
                return $field;
        }

        /**
         * Retrieves a field from the object by Position as specified in the xml schema.
         * Zero-based.
         *
         * @param      int $pos position in xml schema
         * @return     mixed Value of field at $pos
         */
        public function getByPosition($pos)
        {
                switch($pos) {
                        case 0:
                                return $this->getId();
                                break;
                        case 1:
                                return $this->getArticleId();
                                break;
                        case 2:
                                return $this->getName();
                                break;
                        case 3:
                                return $this->getFile();
                                break;
                        default:
                                return null;
                                break;
                } // switch()
        }

        /**
         * Exports the object as an array.
         *
         * You can specify the key type of the array by passing one of the class
         * type constants.
         *
         * @param      string $keyType (optional) One of the class type constants BasePeer::TYPE_PHPNAME, BasePeer::TYPE_STUDLYPHPNAME
         *                        BasePeer::TYPE_COLNAME, BasePeer::TYPE_FIELDNAME, BasePeer::TYPE_NUM. Defaults to BasePeer::TYPE_PHPNAME.
         * @param      boolean $includeLazyLoadColumns (optional) Whether to include lazy loaded columns.  Defaults to TRUE.
         * @return     an associative array containing the field names (as keys) and field values
         */
        public function toArray($keyType = BasePeer::TYPE_PHPNAME, $includeLazyLoadColumns = true)
        {
                $keys = AttachmentPeer::getFieldNames($keyType);
                $result = array(
                        $keys[0] => $this->getId(),
                        $keys[1] => $this->getArticleId(),
                        $keys[2] => $this->getName(),
                        $keys[3] => $this->getFile(),
                );
                return $result;
        }

        /**
         * Sets a field from the object by name passed in as a string.
         *
         * @param      string $name peer name
         * @param      mixed $value field value
         * @param      string $type The type of fieldname the $name is of:
         *                     one of the class type constants BasePeer::TYPE_PHPNAME, BasePeer::TYPE_STUDLYPHPNAME
         *                     BasePeer::TYPE_COLNAME, BasePeer::TYPE_FIELDNAME, BasePeer::TYPE_NUM
         * @return     void
         */
        public function setByName($name, $value, $type = BasePeer::TYPE_PHPNAME)
        {
                $pos = AttachmentPeer::translateFieldName($name, $type, BasePeer::TYPE_NUM);
                return $this->setByPosition($pos, $value);
        }

        /**
         * Sets a field from the object by Position as specified in the xml schema.
         * Zero-based.
         *
         * @param      int $pos position in xml schema
         * @param      mixed $value field value
         * @return     void
         */
        public function setByPosition($pos, $value)
        {
                switch($pos) {
                        case 0:
                                $this->setId($value);
                                break;
                        case 1:
                                $this->setArticleId($value);
                                break;
                        case 2:
                                $this->setName($value);
                                break;
                        case 3:
                                $this->setFile($value);
                                break;
                } // switch()
        }

        /**
         * Populates the object using an array.
         *
         * This is particularly useful when populating an object from one of the
         * request arrays (e.g. $_POST).  This method goes through the column
         * names, checking to see whether a matching key exists in populated
         * array. If so the setByName() method is called for that column.
         *
         * You can specify the key type of the array by additionally passing one
         * of the class type constants BasePeer::TYPE_PHPNAME, BasePeer::TYPE_STUDLYPHPNAME,
         * BasePeer::TYPE_COLNAME, BasePeer::TYPE_FIELDNAME, BasePeer::TYPE_NUM.
         * The default key type is the column's phpname (e.g. 'AuthorId')
         *
         * @param      array  $arr     An array to populate the object from.
         * @param      string $keyType The type of keys the array uses.
         * @return     void
         */
        public function fromArray($arr, $keyType = BasePeer::TYPE_PHPNAME)
        {
                $keys = AttachmentPeer::getFieldNames($keyType);

                if (array_key_exists($keys[0], $arr)) $this->setId($arr[$keys[0]]);
                if (array_key_exists($keys[1], $arr)) $this->setArticleId($arr[$keys[1]]);
                if (array_key_exists($keys[2], $arr)) $this->setName($arr[$keys[2]]);
                if (array_key_exists($keys[3], $arr)) $this->setFile($arr[$keys[3]]);
        }

        /**
         * Build a Criteria object containing the values of all modified columns in this object.
         *
         * @return     Criteria The Criteria object containing all modified values.
         */
        public function buildCriteria()
        {
                $criteria = new Criteria(AttachmentPeer::DATABASE_NAME);

                if ($this->isColumnModified(AttachmentPeer::ID)) $criteria->add(AttachmentPeer::ID, $this->id);
                if ($this->isColumnModified(AttachmentPeer::ARTICLE_ID)) $criteria->add(AttachmentPeer::ARTICLE_ID, $this->article_id);
                if ($this->isColumnModified(AttachmentPeer::NAME)) $criteria->add(AttachmentPeer::NAME, $this->name);
                if ($this->isColumnModified(AttachmentPeer::FILE)) $criteria->add(AttachmentPeer::FILE, $this->file);

                return $criteria;
        }

        /**
         * Builds a Criteria object containing the primary key for this object.
         *
         * Unlike buildCriteria() this method includes the primary key values regardless
         * of whether or not they have been modified.
         *
         * @return     Criteria The Criteria object containing value(s) for primary key(s).
         */
        public function buildPkeyCriteria()
        {
                $criteria = new Criteria(AttachmentPeer::DATABASE_NAME);

                $criteria->add(AttachmentPeer::ID, $this->id);

                return $criteria;
        }

        /**
         * Returns the primary key for this object (row).
         * @return     int
         */
        public function getPrimaryKey()
        {
                return $this->getId();
        }

        /**
         * Generic method to set the primary key (id column).
         *
         * @param      int $key Primary key.
         * @return     void
         */
        public function setPrimaryKey($key)
        {
                $this->setId($key);
        }

        /**
         * Sets contents of passed object to values from current object.
         *
         * If desired, this method can also make copies of all associated (fkey referrers)
         * objects.
         *
         * @param      object $copyObj An object of Attachment (or compatible) type.
         * @param      boolean $deepCopy Whether to also copy all rows that refer (by fkey) to the current row.
         * @throws     PropelException
         */
        public function copyInto($copyObj, $deepCopy = false)
        {

                $copyObj->setArticleId($this->article_id);

                $copyObj->setName($this->name);

                $copyObj->setFile($this->file);


                $copyObj->setNew(true);

                $copyObj->setId(NULL); // this is a auto-increment column, so set to default value

        }

        /**
         * Makes a copy of this object that will be inserted as a new row in table when saved.
         * It creates a new object filling in the simple attributes, but skipping any primary
         * keys that are defined for the table.
         *
         * If desired, this method can also make copies of all associated (fkey referrers)
         * objects.
         *
         * @param      boolean $deepCopy Whether to also copy all rows that refer (by fkey) to the current row.
         * @return     Attachment Clone of current object.
         * @throws     PropelException
         */
        public function copy($deepCopy = false)
        {
                // we use get_class(), because this might be a subclass
                $clazz = get_class($this);
                $copyObj = new $clazz();
                $this->copyInto($copyObj, $deepCopy);
                return $copyObj;
        }

        /**
         * Returns a peer instance associated with this om.
         *
         * Since Peer classes are not to have any instance attributes, this method returns the
         * same instance for all member of this class. The method could therefore
         * be static, but this would prevent one from overriding the behavior.
         *
         * @return     AttachmentPeer
         */
        public function getPeer()
        {
                if (self::$peer === null) {
                        self::$peer = new AttachmentPeer();
                }
                return self::$peer;
        }

        /**
         * Declares an association between this object and a Article object.
         *
         * @param      Article $v
         * @return     Attachment The current object (for fluent API support)
         * @throws     PropelException
         */
        public function setArticle(Article $v = null)
        {
                if ($v === null) {
                        $this->setArticleId(NULL);
                } else {
                        $this->setArticleId($v->getId());
                }

                $this->aArticle = $v;

                // Add binding for other direction of this n:n relationship.
                // If this object has already been added to the Article object, it will not be re-added.
                if ($v !== null) {
                        $v->addAttachment($this);
                }

                return $this;
        }


        /**
         * Get the associated Article object
         *
         * @param      PropelPDO Optional Connection object.
         * @return     Article The associated Article object.
         * @throws     PropelException
         */
        public function getArticle(PropelPDO $con = null)
        {
                if ($this->aArticle === null && ($this->article_id !== null)) {
                        $this->aArticle = ArticlePeer::retrieveByPk($this->article_id);
                        /* The following can be used additionally to
                           guarantee the related object contains a reference
                           to this object.  This level of coupling may, however, be
                           undesirable since it could result in an only partially populated collection
                           in the referenced object.
                           $this->aArticle->addAttachments($this);
                         */
                }
                return $this->aArticle;
        }

        /**
         * Resets all collections of referencing foreign keys.
         *
         * This method is a user-space workaround for PHP's inability to garbage collect objects
         * with circular references.  This is currently necessary when using Propel in certain
         * daemon or large-volumne/high-memory operations.
         *
         * @param      boolean $deep Whether to also clear the references on all associated objects.
         */
        public function clearAllReferences($deep = false)
        {
                if ($deep) {
                } // if ($deep)

                        $this->aArticle = null;
        }

        // symfony_behaviors behavior
        
        /**
         * Calls methods defined via {@link sfMixer}.
         */
        public function __call($method, $arguments)
        {
          if (!$callable = sfMixer::getCallable('BaseAttachment:'.$method))
          {
            throw new sfException(sprintf('Call to undefined method BaseAttachment::%s', $method));
          }
        
          array_unshift($arguments, $this);
        
          return call_user_func_array($callable, $arguments);
        }

} // BaseAttachment