/vendor/propel/generator/lib/builder/om/PHP5ObjectBuilder.php

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<?php

/**
 * This file is part of the Propel package.
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 *
 * @license    MIT License
 */

require_once dirname(__FILE__) . '/ObjectBuilder.php';

/**
 * Generates a PHP5 base Object class for user object model (OM).
 *
 * This class produces the base object class (e.g. BaseMyTable) which contains all
 * the custom-built accessor and setter methods.
 *
 * @author     Hans Lellelid <hans@xmpl.org>
 * @package    propel.generator.builder.om
 */
class PHP5ObjectBuilder extends ObjectBuilder
{

    /**
     * Gets the package for the [base] object classes.
     * @return string
     */
    public function getPackage()
    {
        return parent::getPackage() . ".om";
    }

    public function getNamespace()
    {
        if ($namespace = parent::getNamespace()) {
            if ($this->getGeneratorConfig() && $omns = $this->getGeneratorConfig()->getBuildProperty('namespaceOm')) {
                return $namespace . '\\' . $omns;
            } else {
                return $namespace;
            }
        }
    }

    /**
     * Returns default key type. if not presented in configuration default will be 'TYPE_PHPNAME'
     * @return string
     */
    public function getDefaultKeyType()
    {
        $defaultKeyType = $this->getBuildProperty('defaultKeyType') ? $this->getBuildProperty('defaultKeyType') : 'phpName';

        return "TYPE_".strtoupper($defaultKeyType);
    }

    /**
     * Returns the name of the current class being built.
     * @return string
     */
    public function getUnprefixedClassname()
    {
        return $this->getBuildProperty('basePrefix') . $this->getStubObjectBuilder()->getUnprefixedClassname();
    }

    /**
     * Validates the current table to make sure that it won't
     * result in generated code that will not parse.
     *
     * This method may emit warnings for code which may cause problems
     * and will throw exceptions for errors that will definitely cause
     * problems.
     */
    protected function validateModel()
    {
        parent::validateModel();

        $table = $this->getTable();

        // Check to see whether any generated foreign key names
        // will conflict with column names.

        $colPhpNames = array();
        $fkPhpNames = array();

        foreach ($table->getColumns() as $col) {
            $colPhpNames[] = $col->getPhpName();
        }

        foreach ($table->getForeignKeys() as $fk) {
            $fkPhpNames[] = $this->getFKPhpNameAffix($fk, $plural = false);
        }

        $intersect = array_intersect($colPhpNames, $fkPhpNames);
        if (!empty($intersect)) {
            throw new EngineException("One or more of your column names for [" . $table->getName() . "] table conflict with foreign key names (" . implode(", ", $intersect) . ")");
        }

        // Check foreign keys to see if there are any foreign keys that
        // are also matched with an inversed referencing foreign key
        // (this is currently unsupported behavior)
        // see: http://propel.phpdb.org/trac/ticket/549

        foreach ($table->getForeignKeys() as $fk) {
            if ($fk->isMatchedByInverseFK()) {
                throw new EngineException("The 1:1 relationship expressed by foreign key " . $fk->getName() . " is defined in both directions; Propel does not currently support this (if you must have both foreign key constraints, consider adding this constraint with a custom SQL file.)" );
            }
        }
    }

    /**
     * Returns the appropriate formatter (from platform) for a date/time column.
     * @param  Column $col
     * @return string
     */
    protected function getTemporalFormatter(Column $col)
    {
        $fmt = null;
        if ($col->getType() === PropelTypes::DATE) {
            $fmt = $this->getPlatform()->getDateFormatter();
        } elseif ($col->getType() === PropelTypes::TIME) {
            $fmt = $this->getPlatform()->getTimeFormatter();
        } elseif ($col->getType() === PropelTypes::TIMESTAMP) {
            $fmt = $this->getPlatform()->getTimestampFormatter();
        }

        return $fmt;
    }

    /**
     * Returns the type-casted and stringified default value for the specified Column.
     * This only works for scalar default values currently.
     * @return string The default value or 'NULL' if there is none.
     * @throws EngineException
     */
    protected function getDefaultValueString(Column $col)
    {
        $defaultValue = var_export(null, true);
        $val = $col->getPhpDefaultValue();
        if ($val === null) {
            return $defaultValue;
        }
        if ($col->isTemporalType()) {
            $fmt = $this->getTemporalFormatter($col);
            try {
                if (!($this->getPlatform() instanceof MysqlPlatform &&
                ($val === '0000-00-00 00:00:00' || $val === '0000-00-00'))) {
                    // while technically this is not a default value of NULL,
                    // this seems to be closest in meaning.
                    $defDt = new DateTime($val);
                    $defaultValue = var_export($defDt->format($fmt), true);
                }
            } catch (Exception $x) {
                // prevent endless loop when timezone is undefined
                date_default_timezone_set('America/Los_Angeles');
                throw new EngineException(sprintf('Unable to parse default temporal value "%s" for column "%s"', $col->getDefaultValueString(), $col->getFullyQualifiedName()), $x);
            }
        } elseif ($col->isEnumType()) {
            $valueSet = $col->getValueSet();
            if (!in_array($val, $valueSet)) {
                throw new EngineException(sprintf('Default Value "%s" is not among the enumerated values', $val));
            }
            $defaultValue = array_search($val, $valueSet);
        } elseif ($col->isPhpPrimitiveType()) {
            settype($val, $col->getPhpType());
            $defaultValue = var_export($val, true);
        } elseif ($col->isPhpObjectType()) {
            $defaultValue = 'new '.$col->getPhpType().'(' . var_export($val, true) . ')';
        } elseif ($col->isPhpArrayType()) {
            $defaultValue = var_export($val, true);
        } else {
            throw new EngineException("Cannot get default value string for " . $col->getFullyQualifiedName());
        }

        return $defaultValue;
    }

    /**
     * Adds the include() statements for files that this class depends on or utilizes.
     * @param      string &$script The script will be modified in this method.
     */
    protected function addIncludes(&$script)
    {
    } // addIncludes()

    /**
     * Adds class phpdoc comment and openning of class.
     * @param      string &$script The script will be modified in this method.
     */
    protected function addClassOpen(&$script)
    {

        $table = $this->getTable();
        $tableName = $table->getName();
        $tableDesc = $table->getDescription();
        $interface = $this->getInterface();
        $parentClass = $this->getBehaviorContent('parentClass');
        $parentClass = (null !== $parentClass) ? $parentClass : ClassTools::classname($this->getBaseClass());
        $script .= "
/**
 * Base class that represents a row from the '$tableName' table.
 *
 * $tableDesc
 *";
        if ($this->getBuildProperty('addTimeStamp')) {
            $now = strftime('%c');
            $script .= "
 * This class was autogenerated by Propel " . $this->getBuildProperty('version') . " on:
 *
 * $now
 *";
        }
        $script .= "
 * @package    propel.generator.".$this->getPackage()."
 */
abstract class ".$this->getClassname()." extends ".$parentClass." ";

        if ($interface = $this->getTable()->getInterface()) {
            $script .= "implements " . ClassTools::classname($interface);

            if ($interface !== ClassTools::classname($interface)) {
                $this->declareClass($interface);
            } else {
                $this->declareClassFromBuilder($this->getInterfaceBuilder());
            }
        } elseif ($interface = ClassTools::getInterface($table)) {
            $script .= "implements " . ClassTools::classname($interface);
        }

        $script .= "
{
";
    }

    /**
     * Specifies the methods that are added as part of the basic OM class.
     * This can be overridden by subclasses that wish to add more methods.
     * @see        ObjectBuilder::addClassBody()
     */
    protected function addClassBody(&$script)
    {
        $this->declareClassFromBuilder($this->getStubObjectBuilder());
        $this->declareClassFromBuilder($this->getStubPeerBuilder());
        $this->declareClassFromBuilder($this->getStubQueryBuilder());
        $this->declareClasses('Propel', 'PropelException', 'PDO', 'PropelPDO', 'Criteria', 'BaseObject', 'Persistent', 'BasePeer', 'PropelCollection', 'PropelObjectCollection', 'Exception');

        $table = $this->getTable();
        if (!$table->isAlias()) {
            $this->addConstants($script);
            $this->addAttributes($script);
        }

        if ($table->hasCrossForeignKeys()) {
            foreach ($table->getCrossFks() as $fkList) {
                list($refFK, $crossFK) = $fkList;
                $fkName = $this->getFKPhpNameAffix($crossFK, $plural = true);
                $this->addScheduledForDeletionAttribute($script, $fkName);
            }
        }

        foreach ($table->getReferrers() as $refFK) {
            $fkName = $this->getRefFKPhpNameAffix($refFK, $plural = true);
            $this->addScheduledForDeletionAttribute($script, $fkName);
        }

        if ($this->hasDefaultValues()) {
            $this->addApplyDefaultValues($script);
            $this->addConstructor($script);
        }

        $this->addColumnAccessorMethods($script);
        $this->addColumnMutatorMethods($script);

        $this->addHasOnlyDefaultValues($script);

        $this->addHydrate($script);
        $this->addEnsureConsistency($script);

        if (!$table->isReadOnly()) {
            $this->addManipulationMethods($script);
        }

        if ($this->isAddValidateMethod()) {
            $this->addValidationMethods($script);
        }

        if ($this->isAddGenericAccessors()) {
            $this->addGetByName($script);
            $this->addGetByPosition($script);
            $this->addToArray($script);
        }

        if ($this->isAddGenericMutators()) {
            $this->addSetByName($script);
            $this->addSetByPosition($script);
            $this->addFromArray($script);
        }

        $this->addBuildCriteria($script);
        $this->addBuildPkeyCriteria($script);
        $this->addGetPrimaryKey($script);
        $this->addSetPrimaryKey($script);
        $this->addIsPrimaryKeyNull($script);

        $this->addCopy($script);

        if (!$table->isAlias()) {
            $this->addGetPeer($script);
        }

        $this->addFKMethods($script);
        $this->addRefFKMethods($script);
        $this->addCrossFKMethods($script);
        $this->addClear($script);
        $this->addClearAllReferences($script);

        $this->addPrimaryString($script);

        $this->addIsAlreadyInSave($script);

        // apply behaviors
        $this->applyBehaviorModifier('objectMethods', $script, "	");

        $this->addMagicCall($script);
    }

    /**
     * Closes class.
     * @param      string &$script The script will be modified in this method.
     */
    protected function addClassClose(&$script)
    {
        $script .= "
} // " . $this->getClassname() . "
";
        $this->applyBehaviorModifier('objectFilter', $script, "");
    }

    /**
     * Adds any constants to the class.
     * @param      string &$script The script will be modified in this method.
     */
    protected function addConstants(&$script)
    {
        $script .= "
    /**
     * Peer class name
     */
    const PEER = '" . addslashes($this->getStubPeerBuilder()->getFullyQualifiedClassname()) . "';
";
    }

    /**
     * Adds class attributes.
     * @param      string &$script The script will be modified in this method.
     */
    protected function addAttributes(&$script)
    {
        $table = $this->getTable();

        $script .= "
    /**
     * The Peer class.
     * Instance provides a convenient way of calling static methods on a class
     * that calling code may not be able to identify.
     * @var        ".$this->getPeerClassname()."
     */
    protected static \$peer;

    /**
     * The flag var to prevent infinit loop in deep copy
     * @var       boolean
     */
    protected \$startCopy = false;
";
        if (!$table->isAlias()) {
            $this->addColumnAttributes($script);
        }

        foreach ($table->getForeignKeys() as $fk) {
            $this->addFKAttributes($script, $fk);
        }

        foreach ($table->getReferrers() as $refFK) {
            $this->addRefFKAttributes($script, $refFK);
        }

        // many-to-many relationships
        foreach ($table->getCrossFks() as $fkList) {
                $crossFK = $fkList[1];
                $this->addCrossFKAttributes($script, $crossFK);
        }

        $this->addAlreadyInSaveAttribute($script);
        $this->addAlreadyInValidationAttribute($script);

        // apply behaviors
        $this->applyBehaviorModifier('objectAttributes', $script, "	");
    }

    /**
     * Adds variables that store column values.
     * @param      string &$script The script will be modified in this method.
     * @see        addColumnNameConstants()
     */
    protected function addColumnAttributes(&$script)
    {

        $table = $this->getTable();

        foreach ($table->getColumns() as $col) {
            $this->addColumnAttributeComment($script, $col);
            $this->addColumnAttributeDeclaration($script, $col);
            if ($col->isLazyLoad() ) {
                $this->addColumnAttributeLoaderComment($script, $col);
                $this->addColumnAttributeLoaderDeclaration($script, $col);
            }
            if ($col->getType() == PropelTypes::OBJECT || $col->getType() == PropelTypes::PHP_ARRAY) {
                $this->addColumnAttributeUnserializedComment($script, $col);
                $this->addColumnAttributeUnserializedDeclaration($script, $col);
            }
        }
    }

    /**
     * Add comment about the attribute (variable) that stores column values
     * @param      string &$script The script will be modified in this method.
     * @param Column $col
     **/
    protected function addColumnAttributeComment(&$script, Column $col)
    {
        $cptype = $col->getPhpType();
        $clo = strtolower($col->getName());

        $script .= "
    /**
     * The value for the $clo field.";
        if ($col->getDefaultValue()) {
            if ($col->getDefaultValue()->isExpression()) {
                $script .= "
     * Note: this column has a database default value of: (expression) ".$col->getDefaultValue()->getValue();
            } else {
                $script .= "
     * Note: this column has a database default value of: ". $this->getDefaultValueString($col);
            }
        }
        $script .= "
     * @var        $cptype
     */";
    }

    /**
     * Adds the declaration of a column value storage attribute
     * @param      string &$script The script will be modified in this method.
     * @param Column $col
     **/
    protected function addColumnAttributeDeclaration(&$script, Column $col)
    {
        $clo = strtolower($col->getName());
        $script .= "
    protected \$" . $clo . ";
";
    }

    /**
     * Adds the comment about the attribute keeping track if an attribute value has been loaded
     * @param      string &$script The script will be modified in this method.
     * @param Column $col
     **/
    protected function addColumnAttributeLoaderComment(&$script, Column $col)
    {
        $clo = strtolower($col->getName());
        $script .= "
    /**
     * Whether the lazy-loaded \$$clo value has been loaded from database.
     * This is necessary to avoid repeated lookups if \$$clo column is NULL in the db.
     * @var        boolean
     */";
    }

    /**
     * Adds the declaration of the attribute keeping track of an attribute's loaded state
     * @param      string &$script The script will be modified in this method.
     * @param Column $col
     **/
    protected function addColumnAttributeLoaderDeclaration(&$script, Column $col)
    {
        $clo = strtolower($col->getName());
        $script .= "
    protected \$".$clo."_isLoaded = false;
";
    }

    /**
     * Adds the comment about the serialized attribute
     * @param      string &$script The script will be modified in this method.
     * @param Column $col
     **/
    protected function addColumnAttributeUnserializedComment(&$script, Column $col)
    {
        $clo = strtolower($col->getName());
        $script .= "
    /**
     * The unserialized \$$clo value - i.e. the persisted object.
     * This is necessary to avoid repeated calls to unserialize() at runtime.
     * @var        object
     */";
    }

    /**
     * Adds the declaration of the serialized attribute
     * @param      string &$script The script will be modified in this method.
     * @param Column $col
     **/
    protected function addColumnAttributeUnserializedDeclaration(&$script, Column $col)
    {
        $clo = strtolower($col->getName()) . "_unserialized";
        $script .= "
    protected \$" . $clo . ";
";
    }

    /**
     * Adds the getPeer() method.
     * This is a convenient, non introspective way of getting the Peer class for a particular object.
     * @param      string &$script The script will be modified in this method.
     */
    protected function addGetPeer(&$script)
    {
        $this->addGetPeerComment($script);
        $this->addGetPeerFunctionOpen($script);
        $this->addGetPeerFunctionBody($script);
        $this->addGetPeerFunctionClose($script);
    }

    /**
     * Add the comment for the getPeer method
     * @param      string &$script The script will be modified in this method.
     **/
    protected function addGetPeerComment(&$script)
    {
        $script .= "
    /**
     * Returns a peer instance associated with this om.
     *
     * Since Peer classes are not to have any instance attributes, this method returns the
     * same instance for all member of this class. The method could therefore
     * be static, but this would prevent one from overriding the behavior.
     *
     * @return   ".$this->getPeerClassname()."
     */";
    }

    /**
     * Adds the function declaration (function opening) for the getPeer method
     * @param      string &$script The script will be modified in this method.
     **/
    protected function addGetPeerFunctionOpen(&$script)
    {
        $script .= "
    public function getPeer()
    {";
    }

    /**
     * Adds the body of the getPeer method
     * @param      string &$script The script will be modified in this method.
     **/
    protected function addGetPeerFunctionBody(&$script)
    {
        $script .= "
        if (self::\$peer === null) {
            " . $this->buildObjectInstanceCreationCode('self::$peer', $this->getPeerClassname()) . "
        }

        return self::\$peer;";
    }

    /**
     * Add the function close for the getPeer method
     * Note: this is just a } and the body ends with a return statement, so it's quite useless. But it's here anyway for consisency, cause there's a close function for all functions and in some other instances, they are useful
     * @param      string &$script The script will be modified in this method.
     **/
    protected function addGetPeerFunctionClose(&$script)
    {
        $script .= "
    }
";
    }

    /**
     * Adds the constructor for this object.
     * @param      string &$script The script will be modified in this method.
     * @see        addConstructor()
     */
    protected function addConstructor(&$script)
    {
        $this->addConstructorComment($script);
        $this->addConstructorOpen($script);
        $this->addConstructorBody($script);
        $this->addConstructorClose($script);
    }

    /**
     * Adds the comment for the constructor
     * @param      string &$script The script will be modified in this method.
     **/
    protected function addConstructorComment(&$script)
    {
        $script .= "
    /**
     * Initializes internal state of ".$this->getClassname()." object.
     * @see        applyDefaults()
     */";
    }

    /**
     * Adds the function declaration for the constructor
     * @param      string &$script The script will be modified in this method.
     **/
    protected function addConstructorOpen(&$script)
    {
        $script .= "
    public function __construct()
    {";
    }

    /**
     * Adds the function body for the constructor
     * @param      string &$script The script will be modified in this method.
     **/
    protected function addConstructorBody(&$script)
    {
        $script .= "
        parent::__construct();
        \$this->applyDefaultValues();";
    }

    /**
     * Adds the function close for the constructor
     * @param      string &$script The script will be modified in this method.
     **/
    protected function addConstructorClose(&$script)
    {
        $script .= "
    }
";
    }

    /**
     * Adds the applyDefaults() method, which is called from the constructor.
     * @param      string &$script The script will be modified in this method.
     * @see        addConstructor()
     */
    protected function addApplyDefaultValues(&$script)
    {
        $this->addApplyDefaultValuesComment($script);
        $this->addApplyDefaultValuesOpen($script);
        $this->addApplyDefaultValuesBody($script);
        $this->addApplyDefaultValuesClose($script);
    }

    /**
     * Adds the comment for the applyDefaults method
     * @param      string &$script The script will be modified in this method.
     * @see        addApplyDefaultValues()
     **/
    protected function addApplyDefaultValuesComment(&$script)
    {
        $script .= "
    /**
     * Applies default values to this object.
     * This method should be called from the object's constructor (or
     * equivalent initialization method).
     * @see        __construct()
     */";
    }

    /**
     * Adds the function declaration for the applyDefaults method
     * @param      string &$script The script will be modified in this method.
     * @see        addApplyDefaultValues()
     **/
    protected function addApplyDefaultValuesOpen(&$script)
    {
        $script .= "
    public function applyDefaultValues()
    {";
    }

    /**
     * Adds the function body of the applyDefault method
     * @param      string &$script The script will be modified in this method.
     * @see        addApplyDefaultValues()
     **/
    protected function addApplyDefaultValuesBody(&$script)
    {
        $table = $this->getTable();
        // FIXME - Apply support for PHP default expressions here
        // see: http://propel.phpdb.org/trac/ticket/378

        $colsWithDefaults = array();
        foreach ($table->getColumns() as $col) {
            $def = $col->getDefaultValue();
            if ($def !== null && !$def->isExpression()) {
                $colsWithDefaults[] = $col;
            }
        }

        $colconsts = array();
        foreach ($colsWithDefaults as $col) {
            $clo = strtolower($col->getName());
            $defaultValue = $this->getDefaultValueString($col);
            $script .= "
        \$this->".$clo." = $defaultValue;";
        }
    }


    /**
     * Adds the function close for the applyDefaults method
     * @param      string &$script The script will be modified in this method.
     * @see        addApplyDefaultValues()
     **/
    protected function addApplyDefaultValuesClose(&$script)
    {
        $script .= "
    }
";
    }

    // --------------------------------------------------------------
    //
    // A C C E S S O R    M E T H O D S
    //
    // --------------------------------------------------------------

    /**
     * Adds a date/time/timestamp getter method.
     * @param      string &$script The script will be modified in this method.
     * @param Column $col The current column.
     * @see        parent::addColumnAccessors()
     */
    protected function addTemporalAccessor(&$script, Column $col)
    {
        $this->addTemporalAccessorComment($script, $col);
        $this->addTemporalAccessorOpen($script, $col);
        $this->addTemporalAccessorBody($script, $col);
        $this->addTemporalAccessorClose($script, $col);
    } // addTemporalAccessor


    /**
     * Adds the comment for a temporal accessor
     * @param      string &$script The script will be modified in this method.
     * @param Column $col The current column.
     * @see        addTemporalAccessor
     **/
    public function addTemporalAccessorComment(&$script, Column $col)
    {
        $clo = strtolower($col->getName());
        $useDateTime = $this->getBuildProperty('useDateTimeClass');

        $dateTimeClass = $this->getBuildProperty('dateTimeClass');
        if (!$dateTimeClass) {
            $dateTimeClass = 'DateTime';
        }

        $handleMysqlDate = false;
        if ($this->getPlatform() instanceof MysqlPlatform) {
            if ($col->getType() === PropelTypes::TIMESTAMP) {
                $handleMysqlDate = true;
                $mysqlInvalidDateString = '0000-00-00 00:00:00';
            } elseif ($col->getType() === PropelTypes::DATE) {
                $handleMysqlDate = true;
                $mysqlInvalidDateString = '0000-00-00';
            }
            // 00:00:00 is a valid time, so no need to check for that.
        }

        $script .= "
    /**
     * Get the [optionally formatted] temporal [$clo] column value.
     * ".$col->getDescription();
        if (!$useDateTime) {
            $script .= "
     * This accessor only only work with unix epoch dates.  Consider enabling the propel.useDateTimeClass
     * option in order to avoid converstions to integers (which are limited in the dates they can express).";
        }
        $script .= "
     *
     * @param      string \$format The date/time format string (either date()-style or strftime()-style).
     *							If format is NULL, then the raw ".($useDateTime ? 'DateTime object' : 'unix timestamp integer')." will be returned.";
        if ($useDateTime) {
            $script .= "
     * @return mixed Formatted date/time value as string or $dateTimeClass object (if format is NULL), NULL if column is NULL" .($handleMysqlDate ? ', and 0 if column value is ' . $mysqlInvalidDateString : '');
        } else {
            $script .= "
     * @return mixed Formatted date/time value as string or (integer) unix timestamp (if format is NULL), NULL if column is NULL".($handleMysqlDate ? ', and 0 if column value is ' . $mysqlInvalidDateString : '');
        }
        $script .= "
     * @throws PropelException - if unable to parse/validate the date/time value.
     */";
    }


    /**
     * Adds the function declaration for a temporal accessor
     * @param      string &$script The script will be modified in this method.
     * @param Column $col The current column.
     * @see        addTemporalAccessor
     **/
    public function addTemporalAccessorOpen(&$script, Column $col)
    {
        $cfc = $col->getPhpName();

        $defaultfmt = null;
                $visibility = $col->getAccessorVisibility();

        // Default date/time formatter strings are specified in build.properties
        if ($col->getType() === PropelTypes::DATE) {
            $defaultfmt = $this->getBuildProperty('defaultDateFormat');
        } elseif ($col->getType() === PropelTypes::TIME) {
            $defaultfmt = $this->getBuildProperty('defaultTimeFormat');
        } elseif ($col->getType() === PropelTypes::TIMESTAMP) {
            $defaultfmt = $this->getBuildProperty('defaultTimeStampFormat');
        }
        if (empty($defaultfmt)) { $defaultfmt = null; }

        $script .= "
    ".$visibility." function get$cfc(\$format = ".var_export($defaultfmt, true)."";
        if ($col->isLazyLoad()) $script .= ", \$con = null";
        $script .= ")
    {";
    }

    protected function getAccessorLazyLoadSnippet(Column $col)
    {
        if ($col->isLazyLoad()) {
            $clo = strtolower($col->getName());
            $defaultValueString = 'null';
            $def = $col->getDefaultValue();
            if ($def !== null && !$def->isExpression()) {
                $defaultValueString = $this->getDefaultValueString($col);
            }

            return "
        if (!\$this->{$clo}_isLoaded && \$this->{$clo} === {$defaultValueString} && !\$this->isNew()) {
            \$this->load{$col->getPhpName()}(\$con);
        }
";
        }
    }

    /**
     * Adds the body of the temporal accessor
     * @param      string &$script The script will be modified in this method.
     * @param Column $col The current column.
     * @see        addTemporalAccessor
     **/
    protected function addTemporalAccessorBody(&$script, Column $col)
    {
        $cfc = $col->getPhpName();
        $clo = strtolower($col->getName());

        $useDateTime = $this->getBuildProperty('useDateTimeClass');

        $dateTimeClass = $this->getBuildProperty('dateTimeClass');
        if (!$dateTimeClass) {
            $dateTimeClass = 'DateTime';
        }
        $this->declareClasses($dateTimeClass);
        $defaultfmt = null;

        // Default date/time formatter strings are specified in build.properties
        if ($col->getType() === PropelTypes::DATE) {
            $defaultfmt = $this->getBuildProperty('defaultDateFormat');
        } elseif ($col->getType() === PropelTypes::TIME) {
            $defaultfmt = $this->getBuildProperty('defaultTimeFormat');
        } elseif ($col->getType() === PropelTypes::TIMESTAMP) {
            $defaultfmt = $this->getBuildProperty('defaultTimeStampFormat');
        }
        if (empty($defaultfmt)) { $defaultfmt = null; }

        $handleMysqlDate = false;
        if ($this->getPlatform() instanceof MysqlPlatform) {
            if ($col->getType() === PropelTypes::TIMESTAMP) {
                $handleMysqlDate = true;
                $mysqlInvalidDateString = '0000-00-00 00:00:00';
            } elseif ($col->getType() === PropelTypes::DATE) {
                $handleMysqlDate = true;
                $mysqlInvalidDateString = '0000-00-00';
            }
            // 00:00:00 is a valid time, so no need to check for that.
        }

        if ($col->isLazyLoad()) {
            $script .= $this->getAccessorLazyLoadSnippet($col);
        }
        $script .= "
        if (\$this->$clo === null) {
            return null;
        }

";
        if ($handleMysqlDate) {
            $script .= "
        if (\$this->$clo === '$mysqlInvalidDateString') {
            // while technically this is not a default value of NULL,
            // this seems to be closest in meaning.
            return null;
        } else {
            try {
                \$dt = new $dateTimeClass(\$this->$clo);
            } catch (Exception \$x) {
                throw new PropelException(\"Internally stored date/time/timestamp value could not be converted to $dateTimeClass: \" . var_export(\$this->$clo, true), \$x);
            }
        }
";
        } else {
            $script .= "

        try {
            \$dt = new $dateTimeClass(\$this->$clo);
        } catch (Exception \$x) {
            throw new PropelException(\"Internally stored date/time/timestamp value could not be converted to $dateTimeClass: \" . var_export(\$this->$clo, true), \$x);
        }
";
        } // if handleMyqlDate

        $script .= "
        if (\$format === null) {";
        if ($useDateTime) {
            $script .= "
            // Because propel.useDateTimeClass is TRUE, we return a $dateTimeClass object.
            return \$dt;";
        } else {
            $script .= "
            // We cast here to maintain BC in API; obviously we will lose data if we're dealing with pre-/post-epoch dates.
            return (int) \$dt->format('U');";
        }
        $script .= "
        } elseif (strpos(\$format, '%') !== false) {
            return strftime(\$format, \$dt->format('U'));
        } else {
            return \$dt->format(\$format);
        }";
    }

    /**
     * Adds the body of the temporal accessor
     * @param      string &$script The script will be modified in this method.
     * @param Column $col The current column.
     * @see        addTemporalAccessorClose
     **/
    protected function addTemporalAccessorClose(&$script, Column $col)
    {
        $script .= "
    }
";
    }

    /**
     * Adds an object getter method.
     * @param      string &$script The script will be modified in this method.
     * @param Column $col The current column.
     * @see        parent::addColumnAccessors()
     */
    protected function addObjectAccessor(&$script, Column $col)
    {
        $this->addDefaultAccessorComment($script, $col);
        $this->addDefaultAccessorOpen($script, $col);
        $this->addObjectAccessorBody($script, $col);
        $this->addDefaultAccessorClose($script, $col);
    }

    /**
     * Adds the function body for an object accessor method
     * @param      string &$script The script will be modified in this method.
     * @param Column $col The current column.
     * @see        addDefaultAccessor()
     **/
    protected function addObjectAccessorBody(&$script, Column $col)
    {
        $cfc = $col->getPhpName();
        $clo = strtolower($col->getName());
        $cloUnserialized = $clo.'_unserialized';
        if ($col->isLazyLoad()) {
            $script .= $this->getAccessorLazyLoadSnippet($col);
        }

        $script .= "
        if (null == \$this->$cloUnserialized && null !== \$this->$clo) {
            \$this->$cloUnserialized = unserialize(\$this->$clo);
        }

        return \$this->$cloUnserialized;";
    }

    /**
     * Adds an array getter method.
     * @param      string &$script The script will be modified in this method.
     * @param Column $col The current column.
     * @see        parent::addColumnAccessors()
     */
    protected function addArrayAccessor(&$script, Column $col)
    {
        $this->addDefaultAccessorComment($script, $col);
        $this->addDefaultAccessorOpen($script, $col);
        $this->addArrayAccessorBody($script, $col);
        $this->addDefaultAccessorClose($script, $col);
    }

    /**
     * Adds the function body for an array accessor method
     * @param      string &$script The script will be modified in this method.
     * @param Column $col The current column.
     * @see        addDefaultAccessor()
     **/
    protected function addArrayAccessorBody(&$script, Column $col)
    {
        $cfc = $col->getPhpName();
        $clo = strtolower($col->getName());
        $cloUnserialized = $clo.'_unserialized';
        if ($col->isLazyLoad()) {
            $script .= $this->getAccessorLazyLoadSnippet($col);
        }

        $script .= "
        if (null === \$this->$cloUnserialized) {
            \$this->$cloUnserialized = array();
        }
        if (!\$this->$cloUnserialized && null !== \$this->$clo) {
            \$$cloUnserialized = substr(\$this->$clo, 2, -2);
            \$this->$cloUnserialized = \$$cloUnserialized ? explode(' | ', \$$cloUnserialized) : array();
        }

        return \$this->$cloUnserialized;";
    }

    /**
     * Adds an enum getter method.
     * @param      string &$script The script will be modified in this method.
     * @param Column $col The current column.
     * @see        parent::addColumnAccessors()
     */
    protected function addEnumAccessor(&$script, Column $col)
    {
        $clo = strtolower($col->getName());
        $script .= "
    /**
     * Get the [$clo] column value.
     * ".$col->getDescription();
        if ($col->isLazyLoad()) {
            $script .= "
     * @param      PropelPDO \$con An optional PropelPDO connection to use for fetching this lazy-loaded column.";
        }
        $script .= "
     * @return   ".$col->getPhpType()."
     * @throws PropelException - if the stored enum key is unknown.
     */";

        $this->addDefaultAccessorOpen($script, $col);
        $this->addEnumAccessorBody($script, $col);
        $this->addDefaultAccessorClose($script, $col);
    }

    /**
     * Adds the function body for an enum accessor method
     * @param      string &$script The script will be modified in this method.
     * @param Column $col The current column.
     * @see        addDefaultAccessor()
     **/
    protected function addEnumAccessorBody(&$script, Column $col)
    {
        $cfc = $col->getPhpName();
        $clo = strtolower($col->getName());
        if ($col->isLazyLoad()) {
            $script .= $this->getAccessorLazyLoadSnippet($col);
        }

        $script .= "
        if (null === \$this->$clo) {
            return null;
        }
        \$valueSet = " . $this->getPeerClassname() . "::getValueSet(" . $this->getColumnConstant($col) . ");
        if (!isset(\$valueSet[\$this->$clo])) {
            throw new PropelException('Unknown stored enum key: ' . \$this->$clo);
        }

        return \$valueSet[\$this->$clo];";
    }

    /**
     * Adds a tester method for an array column.
     * @param      string &$script The script will be modified in this method.
     * @param Column $col The current column.
     */
    protected function addHasArrayElement(&$script, Column $col)
    {
        $clo = strtolower($col->getName());
        $cfc = $col->getPhpName();
        $visibility = $col->getAccessorVisibility();
        $singularPhpName = rtrim($cfc, 's');
        $script .= "
    /**
     * Test the presence of a value in the [$clo] array column value.
     * @param      mixed \$value
     * ".$col->getDescription();
        if ($col->isLazyLoad()) {
            $script .= "
     * @param      PropelPDO \$con An optional PropelPDO connection to use for fetching this lazy-loaded column.";
        }
        $script .= "
     * @return boolean
     */
    $visibility function has$singularPhpName(\$value";
        if ($col->isLazyLoad()) $script .= ", PropelPDO \$con = null";
        $script .= ")
    {
        return in_array(\$value, \$this->get$cfc(";
        if ($col->isLazyLoad()) $script .= "\$con";
        $script .= "));
    } // has$singularPhpName()
";
    }

    /**
     * Adds a normal (non-temporal) getter method.
     * @param      string &$script The script will be modified in this method.
     * @param Column $col The current column.
     * @see        parent::addColumnAccessors()
     */
    protected function addDefaultAccessor(&$script, Column $col)
    {
        $this->addDefaultAccessorComment($script, $col);
        $this->addDefaultAccessorOpen($script, $col);
        $this->addDefaultAccessorBody($script, $col);
        $this->addDefaultAccessorClose($script, $col);
    }

    /**
     * Add the comment for a default accessor method (a getter)
     * @param      string &$script The script will be modified in this method.
     * @param Column $col The current column.
     * @see        addDefaultAccessor()
     **/
    public function addDefaultAccessorComment(&$script, Column $col)
    {
        $clo=strtolower($col->getName());

        $script .= "
    /**
     * Get the [$clo] column value.
     * ".$col->getDescription();
        if ($col->isLazyLoad()) {
            $script .= "
     * @param      PropelPDO \$con An optional PropelPDO connection to use for fetching this lazy-loaded column.";
        }
        $script .= "
     * @return   ".$col->getPhpType()."
     */";
    }

    /**
     * Adds the function declaration for a default accessor
     * @param      string &$script The script will be modified in this method.
     * @param Column $col The current column.
     * @see        addDefaultAccessor()
     **/
    public function addDefaultAccessorOpen(&$script, Column $col)
    {
        $cfc = $col->getPhpName();
        $visibility = $col->getAccessorVisibility();

        $script .= "
    ".$visibility." function get$cfc(";
        if ($col->isLazyLoad()) $script .= "PropelPDO \$con = null";
        $script .= ")
    {";
    }

    /**
     * Adds the function body for a default accessor method
     * @param      string &$script The script will be modified in this method.
     * @param Column $col The current column.
     * @see        addDefaultAccessor()
     **/
    protected function addDefaultAccessorBody(&$script, Column $col)
    {
        $cfc = $col->getPhpName();
        $clo = strtolower($col->getName());
        if ($col->isLazyLoad()) {
            $script .= $this->getAccessorLazyLoadSnippet($col);
        }

        $script .= "

        return \$this->$clo;";
    }

    /**
     * Adds the function close for a default accessor method
     * @param      string &$script The script will be modified in this method.
     * @param Column $col The current column.
     * @see        addDefaultAccessor()
     **/
    protected function addDefaultAccessorClose(&$script, Column $col)
    {
        $script .= "
    }
";
    }

    /**
     * Adds the lazy loader method.
     * @param      string &$script The script will be modified in this method.
     * @param Column $col The current column.
     * @see        parent::addColumnAccessors()
     */
    protected function addLazyLoader(&$script, Column $col)
    {
        $this->addLazyLoaderComment($script, $col);
        $this->addLazyLoaderOpen($script, $col);
        $this->addLazyLoaderBody($script, $col);
        $this->addLazyLoaderClose($script, $col);
    }

    /**
     * Adds the comment for the lazy loader method
     * @param      string &$script The script will be modified in this method.
     * @param Column $col The current column.
     * @see        addLazyLoader()
     **/
    protected function addLazyLoaderComment(&$script, Column $col)
    {
        $clo = strtolower($col->getName());

        $script .= "
    /**
     * Load the value for the lazy-loaded [$clo] column.
     *
     * This method performs an additional query to return the value for
     * the [$clo] column, since it is not populated by
     * the hydrate() method.
     *
     * @param  PropelPDO \$con (optional) The PropelPDO connection to use.
     * @return void
     * @throws PropelException - any underlying error will be wrapped and re-thrown.
     */";
    }

    /**
     * Adds the function declaration for the lazy loader method
     * @param      string &$script The script will be modified in this method.
     * @param Column $col The current column.
     * @see        addLazyLoader()
     **/
    protected function addLazyLoaderOpen(&$script, Column $col)
    {
        $cfc = $col->getPhpName();
        $script .= "
    protected function load$cfc(PropelPDO \$con = null)
    {";
    }

    /**
     * Adds the function body for the lazy loader method
     * @param      string &$script The script will be modified in this method.
     * @param Column $col The current column.
     * @see        addLazyLoader()
     **/
    protected function addLazyLoaderBody(&$script, Column $col)
    {
        $platform = $this->getPlatform();
        $clo = strtolower($col->getName());

        // pdo_sqlsrv driver requires the use of PDOStatement::bindColumn() or a hex string will be returned
        if ($col->getType() === PropelTypes::BLOB && $platform instanceof SqlsrvPlatform) {
            $script .= "
        \$c = \$this->buildPkeyCriteria();
        \$c->addSelectColumn(".$this->getColumnConstant($col).");
        try {
            \$row = array(0 => null);
            \$stmt = ".$this->getPeerClassname()."::doSelectStmt(\$c, \$con);
            \$stmt->bindColumn(1, \$row[0], PDO::PARAM_LOB, 0, PDO::SQLSRV_ENCODING_BINARY);
            \$stmt->fetch(PDO::FETCH_BOUND);
            \$stmt->closeCursor();";
        } else {
            $script .= "
        \$c = \$this->buildPkeyCriteria();
        \$c->addSelectColumn(".$this->getColumnConstant($col).");
        try {
            \$stmt = ".$this->getPeerClassname()."::doSelectStmt(\$c, \$con);
            \$row = \$stmt->fetch(PDO::FETCH_NUM);
            \$stmt->closeCursor();";
        }

        if ($col->getType() === PropelTypes::CLOB && $platform instanceof OraclePlatform) {
            // PDO_OCI returns a stream for CLOB objects, while other PDO adapters return a string...
            $script .= "
            \$this->$clo = stream_get_contents(\$row[0]);";
        } elseif ($col->isLobType() && !$platform->hasStreamBlobImpl()) {
            $script .= "
            if (\$row[0] !== null) {
                \$this->$clo = fopen('php://memory', 'r+');
                fwrite(\$this->$clo, \$row[0]);
                rewind(\$this->$clo);
            } else {
                \$this->$clo = null;
            }";
        } elseif ($col->isPhpPrimitiveType()) {
            $script .= "
            \$this->$clo = (\$row[0] !== null) ? (".$col->getPhpType().") \$row[0] : null;";
        } elseif ($col->isPhpObjectType()) {
            $script .= "
            \$this->$clo = (\$row[0] !== null) ? new ".$col->getPhpType()."(\$row[0]) : null;";
        } else {
            $script .= "
            \$this->$clo = \$row[0];";
        }

        $script .= "
            \$this->".$clo."_isLoaded = true;
        } catch (Exception \$e) {
            throw new PropelException(\"Error loading value for [$clo] column on demand.\", \$e);
        }";
    }

    /**
     * Adds the function close for the lazy loader
     * @param      string &$script The script will be modified in this method.
     * @param Column $col The current column.
     * @see        addLazyLoader()
     **/
    protected function addLazyLoaderClose(&$script, Column $col)
    {
        $script .= "
    }";
    } // addLazyLoader()

    // --------------------------------------------------------------
    //
    // M U T A T O R    M E T H O D S
    //
    // --------------------------------------------------------------

    /**
     * Adds the open of the mutator (setter) method for a column.
     * @param      string &$script The script will be modified in this method.
     * @param Column $col The current column.
     */
    protected function addMutatorOpen(&$script, Column $col)
    {
        $this->addMutatorComment($script, $col);
        $this->addMutatorOpenOpen($script, $col);
        $this->addMutatorOpenBody($script, $col);
    }

    /**
     * Adds the comment for a mutator
     * @param      string &$script The script will be modified in this method.
     * @param Column $col The current column.
     * @see        addMutatorOpen()
     **/
    public function addMutatorComment(&$script, Column $col)
    {
        $clo = strtolower($col->getName());
        $script .= "
    /**
     * Set the value of [$clo] column.
     * ".$col->getDescription()."
     * @param      ".$col->getPhpType()." \$v new value
     * @return   ".$this->getObjectClassname()." The current object (for fluent API support)
     */";
    }

    /**
     * Adds the mutator function declaration
     * @param      string &$script The script will be modified in this method.
     * @param Column $col The current column.
     * @see        addMutatorOpen()
     **/
    public function addMutatorOpenOpen(&$script, Column $col)
    {
        $cfc = $col->getPhpName();
        $visibility = $col->getMutatorVisibility();

        $script .= "
    ".$visibility." function set$cfc(\$v)
    {";
    }

    /**
     * Adds the mutator open body part
     * @param      string &$script The script will be modified in this method.
     * @param Column $col The current column.
     * @see        addMutatorOpen()
     **/
    protected function addMutatorOpenBody(&$script, Column $col)
    {
        $clo = strtolower($col->getName());
        $cfc = $col->getPhpName();
        if ($col->isLazyLoad()) {
            $script .= "
        // explicitly set the is-loaded flag to true for this lazy load col;
        // it doesn't matter if the value is actually set or not (logic below) as
        // any attempt to set the value means that no db lookup should be performed
        // when the get$cfc() method is called.
        \$this->".$clo."_isLoaded = true;
";
        }
    }

    /**
     * Adds the close of the mutator (setter) method for a column.
     *
     * @param      string &$script The script will be modified in this method.
     * @param Column $col The current column.
     */
    protected function addMutatorClose(&$script, Column $col)
    {
        $this->addMutatorCloseBody($script, $col);
        $this->addMutatorCloseClose($script, $col);
    }

    /**
     * Adds the body of the close part of a mutator
     * @param      string &$script The script will be modified in this method.
     * @param Column $col The current column.
     * @see        addMutatorClose()
     **/
    protected function addMutatorCloseBody(&$script, Column $col)
    {
        $table = $this->getTable();
        $cfc = $col->getPhpName();
        $clo = strtolower($col->getName());

        if ($col->isForeignKey()) {

            foreach ($col->getForeignKeys() as $fk) {

                $tblFK =  $table->getDatabase()->getTable($fk->getForeignTableName());
                $colFK = $tblFK->getColumn($fk->getMappedForeignColumn($col->getName()));

                $varName = $this->getFKVarName($fk);

                $script .= "
        if (\$this->$varName !== null && \$this->".$varName."->get".$colFK->getPhpName()."() !== \$v) {
            \$this->$varName = null;
        }
";
            } // foreach fk
        } /* if col is for…