BeanDescriptor::generatePhpCode() - Code Metrics - Inspection of "Migrating code generation to Zend-Code" - thecodingmachine/tdbm - Measure and Improve Code Quality continuously with Scrutinizer

Passed
Pull Request — master (#116)

by David
created 2019-02-22 13:57 UTC
BeanDescriptor::generatePhpCode() B

↳ Parent: BeanDescriptor
Complexity

Conditions	9
Paths	144
Size

Total Lines	78
Code Lines	45
Duplication

Lines	0
Ratio	0 %
Importance

Changes
Metric	Value
eloc	45
dl	0
loc	78
rs	7.3511
c	0
b	0
f	0
cc	9
nc	144
nop	0
How to fix Long Method

<?php
declare(strict_types=1);

namespace TheCodingMachine\TDBM\Utils;

use Doctrine\DBAL\Schema\Column;
use Doctrine\DBAL\Schema\Index;
use Doctrine\DBAL\Schema\Schema;
use Doctrine\DBAL\Schema\Table;
use Doctrine\DBAL\Schema\ForeignKeyConstraint;
use JsonSerializable;
use Mouf\Database\SchemaAnalyzer\SchemaAnalyzer;
use Ramsey\Uuid\Uuid;
use TheCodingMachine\TDBM\AbstractTDBMObject;
use TheCodingMachine\TDBM\AlterableResultIterator;
use TheCodingMachine\TDBM\ResultIterator;
use TheCodingMachine\TDBM\SafeFunctions;
use TheCodingMachine\TDBM\TDBMException;
use TheCodingMachine\TDBM\TDBMSchemaAnalyzer;
use TheCodingMachine\TDBM\Utils\Annotation\AnnotationParser;
use Zend\Code\Generator\ClassGenerator;
use Zend\Code\Generator\DocBlock\Tag\ParamTag;
use Zend\Code\Generator\DocBlock\Tag\ReturnTag;
use Zend\Code\Generator\DocBlockGenerator;
use Zend\Code\Generator\FileGenerator;
use Zend\Code\Generator\MethodGenerator;
use Zend\Code\Generator\ParameterGenerator;

/**
 * This class represents a bean.
 */
class BeanDescriptor implements BeanDescriptorInterface
{
    /**
     * @var Table
     */
    private $table;

    /**
     * @var SchemaAnalyzer
     */
    private $schemaAnalyzer;

    /**
     * @var Schema
     */
    private $schema;

    /**
     * @var AbstractBeanPropertyDescriptor[]
     */
    private $beanPropertyDescriptors = [];

    /**
     * @var TDBMSchemaAnalyzer
     */
    private $tdbmSchemaAnalyzer;

    /**
     * @var NamingStrategyInterface
     */
    private $namingStrategy;
    /**
     * @var string
     */
    private $beanNamespace;
    /**
     * @var string
     */
    private $generatedBeanNamespace;
    /**
     * @var AnnotationParser
     */
    private $annotationParser;

    /**
     * @param Table $table
     * @param string $beanNamespace
     * @param string $generatedBeanNamespace
     * @param SchemaAnalyzer $schemaAnalyzer
     * @param Schema $schema
     * @param TDBMSchemaAnalyzer $tdbmSchemaAnalyzer
     * @param NamingStrategyInterface $namingStrategy
     * @param AnnotationParser $annotationParser
     */
    public function __construct(Table $table, string $beanNamespace, string $generatedBeanNamespace, SchemaAnalyzer $schemaAnalyzer, Schema $schema, TDBMSchemaAnalyzer $tdbmSchemaAnalyzer, NamingStrategyInterface $namingStrategy, AnnotationParser $annotationParser)
    {
        $this->table = $table;
        $this->beanNamespace = $beanNamespace;
        $this->generatedBeanNamespace = $generatedBeanNamespace;
        $this->schemaAnalyzer = $schemaAnalyzer;
        $this->schema = $schema;
        $this->tdbmSchemaAnalyzer = $tdbmSchemaAnalyzer;
        $this->namingStrategy = $namingStrategy;
        $this->annotationParser = $annotationParser;
        $this->initBeanPropertyDescriptors();
    }

    private function initBeanPropertyDescriptors(): void
    {
        $this->beanPropertyDescriptors = $this->getProperties($this->table);
    }

    /**
     * Returns the foreign-key the column is part of, if any. null otherwise.
     *
     * @param Table  $table
     * @param Column $column
     *
     * @return ForeignKeyConstraint|null
     */
    private function isPartOfForeignKey(Table $table, Column $column) : ?ForeignKeyConstraint
    {
        $localColumnName = $column->getName();
        foreach ($table->getForeignKeys() as $foreignKey) {
            foreach ($foreignKey->getUnquotedLocalColumns() as $columnName) {
                if ($columnName === $localColumnName) {
                    return $foreignKey;
                }
            }
        }

        return null;
    }

    /**
     * @return AbstractBeanPropertyDescriptor[]
     */
    public function getBeanPropertyDescriptors(): array
    {
        return $this->beanPropertyDescriptors;
    }

    /**
     * Returns the list of columns that are not nullable and not autogenerated for a given table and its parent.
     *
     * @return AbstractBeanPropertyDescriptor[]
     */
    public function getConstructorProperties(): array
    {
        $constructorProperties = array_filter($this->beanPropertyDescriptors, function (AbstractBeanPropertyDescriptor $property) {
            return $property->isCompulsory();
        });

        return $constructorProperties;
    }

    /**
     * Returns the list of columns that have default values for a given table.
     *
     * @return AbstractBeanPropertyDescriptor[]
     */
    public function getPropertiesWithDefault(): array
    {
        $properties = $this->getPropertiesForTable($this->table);
        $defaultProperties = array_filter($properties, function (AbstractBeanPropertyDescriptor $property) {
            return $property->hasDefault();
        });

        return $defaultProperties;
    }

    /**
     * Returns the list of properties exposed as getters and setters in this class.
     *
     * @return AbstractBeanPropertyDescriptor[]
     */
    public function getExposedProperties(): array
    {
        $exposedProperties = array_filter($this->beanPropertyDescriptors, function (AbstractBeanPropertyDescriptor $property) {
            return $property->getTable()->getName() == $this->table->getName();
        });

        return $exposedProperties;
    }

    /**
     * Returns the list of properties for this table (including parent tables).
     *
     * @param Table $table
     *
     * @return AbstractBeanPropertyDescriptor[]
     */
    private function getProperties(Table $table): array
    {
        // Security check: a table MUST have a primary key
        TDBMDaoGenerator::getPrimaryKeyColumnsOrFail($table);

        $parentRelationship = $this->schemaAnalyzer->getParentRelationship($table->getName());
        if ($parentRelationship) {
            $parentTable = $this->schema->getTable($parentRelationship->getForeignTableName());
            $properties = $this->getProperties($parentTable);
            // we merge properties by overriding property names.
            $localProperties = $this->getPropertiesForTable($table);
            foreach ($localProperties as $name => $property) {
                // We do not override properties if this is a primary key!
                if ($property->isPrimaryKey()) {
                    continue;
                }
                $properties[$name] = $property;
            }
        } else {
            $properties = $this->getPropertiesForTable($table);
        }

        return $properties;
    }

    /**
     * Returns the list of properties for this table (ignoring parent tables).
     *
     * @param Table $table
     *
     * @return AbstractBeanPropertyDescriptor[]
     */
    private function getPropertiesForTable(Table $table): array
    {
        $parentRelationship = $this->schemaAnalyzer->getParentRelationship($table->getName());
        if ($parentRelationship) {
            $ignoreColumns = $parentRelationship->getUnquotedLocalColumns();
        } else {
            $ignoreColumns = [];
        }

        $beanPropertyDescriptors = [];
        foreach ($table->getColumns() as $column) {
            if (array_search($column->getName(), $ignoreColumns) !== false) {
                continue;
            }

            $fk = $this->isPartOfForeignKey($table, $column);
            if ($fk !== null) {
                // Check that previously added descriptors are not added on same FK (can happen with multi key FK).
                foreach ($beanPropertyDescriptors as $beanDescriptor) {
                    if ($beanDescriptor instanceof ObjectBeanPropertyDescriptor && $beanDescriptor->getForeignKey() === $fk) {
                        continue 2;
                    }
                }
                // Check that this property is not an inheritance relationship
                $parentRelationship = $this->schemaAnalyzer->getParentRelationship($table->getName());
                if ($parentRelationship === $fk) {
                    continue;
                }

                $beanPropertyDescriptors[] = new ObjectBeanPropertyDescriptor($table, $fk, $this->namingStrategy, $this->beanNamespace);
            } else {
                $beanPropertyDescriptors[] = new ScalarBeanPropertyDescriptor($table, $column, $this->namingStrategy, $this->annotationParser);
            }
        }

        // Now, let's get the name of all properties and let's check there is no duplicate.
        /* @var $names AbstractBeanPropertyDescriptor[] */
        $names = [];
        foreach ($beanPropertyDescriptors as $beanDescriptor) {
            $name = $beanDescriptor->getGetterName();
            if (isset($names[$name])) {
                $names[$name]->useAlternativeName();
                $beanDescriptor->useAlternativeName();
            } else {
                $names[$name] = $beanDescriptor;
            }
        }

        // Final check (throw exceptions if problem arises)
        $names = [];
        foreach ($beanPropertyDescriptors as $beanDescriptor) {
            $name = $beanDescriptor->getGetterName();
            if (isset($names[$name])) {
                throw new TDBMException('Unsolvable name conflict while generating method name');
            } else {
                $names[$name] = $beanDescriptor;
            }
        }

        // Last step, let's rebuild the list with a map:
        $beanPropertyDescriptorsMap = [];
        foreach ($beanPropertyDescriptors as $beanDescriptor) {
            $beanPropertyDescriptorsMap[$beanDescriptor->getVariableName()] = $beanDescriptor;
        }

        return $beanPropertyDescriptorsMap;
    }

    private function generateBeanConstructor() : MethodGenerator
    {
        $constructorProperties = $this->getConstructorProperties();

        $constructor = new MethodGenerator('__construct', [], MethodGenerator::FLAG_PUBLIC);
        $constructor->setDocBlock('The constructor takes all compulsory arguments.');

        $assigns = [];
        $parentConstructorArguments = [];

        foreach ($constructorProperties as $property) {
            $parameter = new ParameterGenerator(ltrim($property->getVariableName(), '$'));
            if ($property->isTypeHintable()) {
                $parameter->setType($property->getPhpType());
            }
            $constructor->setParameter($parameter);

            $constructor->getDocBlock()->setTag($property->getParamAnnotation());

            if ($property->getTable()->getName() === $this->table->getName()) {
                $assigns[] = $property->getConstructorAssignCode()."\n";
            } else {
                $parentConstructorArguments[] = $property->getVariableName();
            }
        }

        $parentConstructorCode = sprintf("parent::__construct(%s);\n", implode(', ', $parentConstructorArguments));

        foreach ($this->getPropertiesWithDefault() as $property) {
            $assigns[] = $property->assignToDefaultCode()."\n";
        }

        $body = $parentConstructorCode . implode('', $assigns);

        $constructor->setBody($body);

        return $constructor;
    }

    /**
     * Returns the descriptors of one-to-many relationships (the foreign keys pointing on this beans)
     *
     * @return DirectForeignKeyMethodDescriptor[]
     */
    private function getDirectForeignKeysDescriptors(): array
    {
        $fks = $this->tdbmSchemaAnalyzer->getIncomingForeignKeys($this->table->getName());

        $descriptors = [];

        foreach ($fks as $fk) {
            $descriptors[] = new DirectForeignKeyMethodDescriptor($fk, $this->table, $this->namingStrategy);
        }

        return $descriptors;
    }

    /**
     * @return PivotTableMethodsDescriptor[]
     */
    private function getPivotTableDescriptors(): array
    {
        $descs = [];
        foreach ($this->schemaAnalyzer->detectJunctionTables(true) as $table) {
            // There are exactly 2 FKs since this is a pivot table.
            $fks = array_values($table->getForeignKeys());

            if ($fks[0]->getForeignTableName() === $this->table->getName()) {
                list($localFk, $remoteFk) = $fks;
            } elseif ($fks[1]->getForeignTableName() === $this->table->getName()) {
                list($remoteFk, $localFk) = $fks;
            } else {
                continue;
            }

            $descs[] = new PivotTableMethodsDescriptor($table, $localFk, $remoteFk, $this->namingStrategy, $this->beanNamespace);
        }

        return $descs;
    }

    /**
     * Returns the list of method descriptors (and applies the alternative name if needed).
     *
     * @return MethodDescriptorInterface[]
     */
    public function getMethodDescriptors(): array
    {
        $directForeignKeyDescriptors = $this->getDirectForeignKeysDescriptors();
        $pivotTableDescriptors = $this->getPivotTableDescriptors();

        $descriptors = array_merge($directForeignKeyDescriptors, $pivotTableDescriptors);

        // Descriptors by method names
        $descriptorsByMethodName = [];

        foreach ($descriptors as $descriptor) {
            $descriptorsByMethodName[$descriptor->getName()][] = $descriptor;
        }

        foreach ($descriptorsByMethodName as $descriptorsForMethodName) {
            if (count($descriptorsForMethodName) > 1) {
                foreach ($descriptorsForMethodName as $descriptor) {
                    $descriptor->useAlternativeName();
                }
            }
        }

        return $descriptors;
    }

    public function generateJsonSerialize(): MethodGenerator
    {
        $tableName = $this->table->getName();
        $parentFk = $this->schemaAnalyzer->getParentRelationship($tableName);
        if ($parentFk !== null) {
            $initializer = '$array = parent::jsonSerialize($stopRecursion);';
        } else {
            $initializer = '$array = [];';
        }

        $method = new MethodGenerator('jsonSerialize');
        $method->setDocBlock('Serializes the object for JSON encoding.');
        $method->getDocBlock()->setTag(new ParamTag('$stopRecursion', ['bool'], 'Parameter used internally by TDBM to stop embedded objects from embedding other objects.'));
        $method->getDocBlock()->setTag(new ReturnTag(['array']));
        $method->setParameter(new ParameterGenerator('stopRecursion', 'bool', false));

        $str = '%s
%s
%s
return $array;
';

        $propertiesCode = '';
        foreach ($this->getExposedProperties() as $beanPropertyDescriptor) {
            $propertiesCode .= $beanPropertyDescriptor->getJsonSerializeCode();
        }

        // Many2many relationships
        $methodsCode = '';
        foreach ($this->getMethodDescriptors() as $methodDescriptor) {
            $methodsCode .= $methodDescriptor->getJsonSerializeCode();
        }

        $method->setBody(sprintf($str, $initializer, $propertiesCode, $methodsCode));

        return $method;
    }

    /**
     * Returns as an array the class we need to extend from and the list of use statements.
     *
     * @param ForeignKeyConstraint|null $parentFk
     * @return string[]
     */
    private function generateExtendsAndUseStatements(ForeignKeyConstraint $parentFk = null): array
    {
        $classes = [];
        if ($parentFk !== null) {
            $extends = $this->namingStrategy->getBeanClassName($parentFk->getForeignTableName());
            $classes[] = $extends;
        }

        foreach ($this->getBeanPropertyDescriptors() as $beanPropertyDescriptor) {
            $className = $beanPropertyDescriptor->getClassName();
            if (null !== $className) {
                $classes[] = $className;
            }
        }

        foreach ($this->getMethodDescriptors() as $descriptor) {
            $classes = array_merge($classes, $descriptor->getUsedClasses());
        }

        $classes = array_unique($classes);

        return $classes;
    }

    /**
     * Writes the PHP bean file with all getters and setters from the table passed in parameter.
     *
     * @return FileGenerator
     */
    public function generatePhpCode(): FileGenerator
    {

        $file = new FileGenerator();
        $class = new ClassGenerator();
        $file->setClass($class);
        $file->setNamespace($this->generatedBeanNamespace);

        $tableName = $this->table->getName();
        $baseClassName = $this->namingStrategy->getBaseBeanClassName($tableName);
        $className = $this->namingStrategy->getBeanClassName($tableName);
        $parentFk = $this->schemaAnalyzer->getParentRelationship($this->table->getName());

        $classes = $this->generateExtendsAndUseStatements($parentFk);

        foreach ($classes as $useClass) {
            $file->setUse($this->beanNamespace.'\\'.$useClass);
        }

        /*$uses = array_map(function ($className) {
            return 'use '.$this->beanNamespace.'\\'.$className.";\n";
        }, $classes);
        $use = implode('', $uses);*/

        $extends = $this->getExtendedBeanClassName();
        if ($extends === null) {
            $class->setExtendedClass(AbstractTDBMObject::class);
            $file->setUse(AbstractTDBMObject::class);
        } else {
            $class->setExtendedClass($extends);
        }

        $file->setUse(ResultIterator::class);
        $file->setUse(AlterableResultIterator::class);
        $file->setUse(Uuid::class);
        $file->setUse(JsonSerializable::class);

        $class->setName($baseClassName);
        $class->setAbstract(true);

        // TODO: CHECK AVAILABILITY OF declare(strict_types=1);

        $file->setDocBlock(new DocBlockGenerator('This file has been automatically generated by TDBM.', <<<EOF
DO NOT edit this file, as it might be overwritten.
If you need to perform changes, edit the $className class instead!
EOF
        ));

        $class->setDocBlock(new DocBlockGenerator("The $baseClassName class maps the '$tableName' table in database."));
        $class->setImplementedInterfaces([ JsonSerializable::class ]);


        $class->addMethodFromGenerator($this->generateBeanConstructor());

        foreach ($this->getExposedProperties() as $property) {
            foreach ($property->getGetterSetterCode() as $generator) {
                $class->addMethodFromGenerator($generator);
            }
        }

        foreach ($this->getMethodDescriptors() as $methodDescriptor) {
            foreach ($methodDescriptor->getCode() as $generator) {
                $class->addMethodFromGenerator($generator);
            }
        }

        $class->addMethodFromGenerator($this->generateJsonSerialize());
        $class->addMethodFromGenerator($this->generateGetUsedTablesCode());
        $onDeleteCode = $this->generateOnDeleteCode();
        if ($onDeleteCode) {
            $class->addMethodFromGenerator($onDeleteCode);
        }
        $cloneCode = $this->generateCloneCode();
        if ($cloneCode) {

            $class->addMethodFromGenerator($cloneCode);
        }

        return $file;
    }

    /**
     * @param string $beanNamespace
     * @param string $beanClassName
     *
     * @return mixed[] first element: list of used beans, second item: PHP code as a string
     */
    public function generateFindByDaoCode(string $beanNamespace, string $beanClassName): array
    {
        $code = '';
        $usedBeans = [];
        foreach ($this->removeDuplicateIndexes($this->table->getIndexes()) as $index) {
            if (!$index->isPrimary()) {
                list($usedBeansForIndex, $codeForIndex) = $this->generateFindByDaoCodeForIndex($index, $beanNamespace, $beanClassName);
                $code .= $codeForIndex;
                $usedBeans = array_merge($usedBeans, $usedBeansForIndex);
            }
        }

        return [$usedBeans, $code];
    }

    /**
     * Remove identical indexes (indexes on same columns)
     *
     * @param Index[] $indexes
     * @return Index[]
     */
    private function removeDuplicateIndexes(array $indexes): array
    {
        $indexesByKey = [];
        foreach ($indexes as $index) {
            $indexesByKey[implode('__`__', $index->getUnquotedColumns())] = $index;
        }

        return array_values($indexesByKey);
    }

    /**
     * @param Index  $index
     * @param string $beanNamespace
     * @param string $beanClassName
     *
     * @return mixed[] first element: list of used beans, second item: PHP code as a string
     */
    private function generateFindByDaoCodeForIndex(Index $index, string $beanNamespace, string $beanClassName): array
    {
        $columns = $index->getColumns();
        $usedBeans = [];

        /**
         * The list of elements building this index (expressed as columns or foreign keys)
         * @var AbstractBeanPropertyDescriptor[]
         */
        $elements = [];

        foreach ($columns as $column) {
            $fk = $this->isPartOfForeignKey($this->table, $this->table->getColumn($column));
            if ($fk !== null) {
                if (!in_array($fk, $elements)) {
                    $elements[] = new ObjectBeanPropertyDescriptor($this->table, $fk, $this->namingStrategy, $this->beanNamespace);
                }
            } else {
                $elements[] = new ScalarBeanPropertyDescriptor($this->table, $this->table->getColumn($column), $this->namingStrategy, $this->annotationParser);
            }
        }

        // If the index is actually only a foreign key, let's bypass it entirely.
        if (count($elements) === 1 && $elements[0] instanceof ObjectBeanPropertyDescriptor) {
            return [[], ''];
        }

        $functionParameters = [];
        $first = true;
        foreach ($elements as $element) {
            if (!$first) {
                $functionParameter = '?';
            } else {
                $functionParameter = '';
            }
            $functionParameter .= $element->getPhpType();
            $elementClassName = $element->getClassName();
            if ($elementClassName) {
                $usedBeans[] = $beanNamespace.'\\'.$elementClassName;
            }
            $functionParameter .= ' '.$element->getVariableName();
            if ($first) {
                $first = false;
            } else {
                $functionParameter .= ' = null';
            }
            $functionParameters[] = $functionParameter;
        }

        $functionParametersString = implode(', ', $functionParameters);

        $count = 0;

        $params = [];
        $filterArrayCode = '';
        $commentArguments = [];
        $first = true;
        foreach ($elements as $element) {
            $params[] = $element->getParamAnnotation();
            if ($element instanceof ScalarBeanPropertyDescriptor) {
                $filterArrayCode .= '            '.var_export($element->getColumnName(), true).' => '.$element->getVariableName().",\n";
            } elseif ($element instanceof ObjectBeanPropertyDescriptor) {
                $foreignKey = $element->getForeignKey();
                $columns = SafeFunctions::arrayCombine($foreignKey->getLocalColumns(), $foreignKey->getForeignColumns());
                ++$count;
                $foreignTable = $this->schema->getTable($foreignKey->getForeignTableName());
                foreach ($columns as $localColumn => $foreignColumn) {
                    // TODO: a foreign key could point to another foreign key. In this case, there is no getter for the pointed column. We don't support this case.
                    $targetedElement = new ScalarBeanPropertyDescriptor($foreignTable, $foreignTable->getColumn($foreignColumn), $this->namingStrategy, $this->annotationParser);
                    if ($first) {
                        // First parameter for index is not nullable
                        $filterArrayCode .= '            '.var_export($localColumn, true).' => '.$element->getVariableName().'->'.$targetedElement->getGetterName()."(),\n";
                    } else {
                        // Other parameters for index is not nullable
                        $filterArrayCode .= '            '.var_export($localColumn, true).' => ('.$element->getVariableName().' !== null) ? '.$element->getVariableName().'->'.$targetedElement->getGetterName()."() : null,\n";
                    }
                }
            }
            $commentArguments[] = substr($element->getVariableName(), 1);
            if ($first) {
                $first = false;
            }
        }

        $paramsString = '';
        foreach ($params as $param) {
            $paramsString .= $param->generate()."\n";
        }
        //$paramsString = implode("\n", $params);

        $methodName = $this->namingStrategy->getFindByIndexMethodName($index, $elements);

        if ($index->isUnique()) {
            $returnType = $beanClassName;

            $code = "
    /**
     * Get a $beanClassName filtered by ".implode(', ', $commentArguments).".
     *
$paramsString
     * @param string[] \$additionalTablesFetch A list of additional tables to fetch (for performance improvement)
     * @return $returnType|null
     */
    public function $methodName($functionParametersString, array \$additionalTablesFetch = array()) : ?$returnType
    {
        \$filter = [
".$filterArrayCode."        ];
        return \$this->findOne(\$filter, [], \$additionalTablesFetch);
    }
";
        } else {
            $returnType = "{$beanClassName}[]|ResultIterator";

            $code = "
    /**
     * Get a list of $beanClassName filtered by ".implode(', ', $commentArguments).".
     *
$paramsString
     * @param mixed \$orderBy The order string
     * @param string[] \$additionalTablesFetch A list of additional tables to fetch (for performance improvement)
     * @param int \$mode Either TDBMService::MODE_ARRAY or TDBMService::MODE_CURSOR (for large datasets). Defaults to TDBMService::MODE_ARRAY.
     * @return $returnType
     */
    public function $methodName($functionParametersString, \$orderBy = null, array \$additionalTablesFetch = array(), ?int \$mode = null) : iterable
    {
        \$filter = [
".$filterArrayCode."        ];
        return \$this->find(\$filter, [], \$orderBy, \$additionalTablesFetch, \$mode);
    }
";
        }

        return [$usedBeans, $code];
    }

    /**
     * Generates the code for the getUsedTable protected method.
     *
     * @return MethodGenerator
     */
    private function generateGetUsedTablesCode(): MethodGenerator
    {
        $hasParentRelationship = $this->schemaAnalyzer->getParentRelationship($this->table->getName()) !== null;
        if ($hasParentRelationship) {
            $code = sprintf('$tables = parent::getUsedTables();
$tables[] = %s;

return $tables;', var_export($this->table->getName(), true));
        } else {
            $code = sprintf('        return [ %s ];', var_export($this->table->getName(), true));
        }

        $method = new MethodGenerator('getUsedTables');
        $method->setDocBlock('Returns an array of used tables by this bean (from parent to child relationship).');
        $method->getDocBlock()->setTag(new ReturnTag(['string[]']));
        $method->setReturnType('array');
        $method->setBody($code);

        return $method;
    }

    private function generateOnDeleteCode(): ?MethodGenerator
    {
        $code = '';
        $relationships = $this->getPropertiesForTable($this->table);
        foreach ($relationships as $relationship) {
            if ($relationship instanceof ObjectBeanPropertyDescriptor) {
                $code .= sprintf('$this->setRef('.var_export($relationship->getForeignKey()->getName(), true).', null, '.var_export($this->table->getName(), true).");\n");
            }
        }

        if (!$code) {
            return null;
        }

        $method = new MethodGenerator('onDelete');
        $method->setDocBlock('Method called when the bean is removed from database.');
        $method->setReturnType('void');
        $method->setBody('parent::onDelete();
'.$code);

        return $method;
    }

    private function generateCloneCode(): ?MethodGenerator
    {
        $code = '';

        foreach ($this->beanPropertyDescriptors as $beanPropertyDescriptor) {
            $code .= $beanPropertyDescriptor->getCloneRule();
        }

        $method = new MethodGenerator('__clone');
        $method->setBody('parent::__clone();
'.$code);

        return $method;
    }

    /**
     * Returns the bean class name (without the namespace).
     *
     * @return string
     */
    public function getBeanClassName() : string
    {
        return $this->namingStrategy->getBeanClassName($this->table->getName());
    }

    /**
     * Returns the base bean class name (without the namespace).
     *
     * @return string
     */
    public function getBaseBeanClassName() : string
    {
        return $this->namingStrategy->getBaseBeanClassName($this->table->getName());
    }

    /**
     * Returns the DAO class name (without the namespace).
     *
     * @return string
     */
    public function getDaoClassName() : string
    {
        return $this->namingStrategy->getDaoClassName($this->table->getName());
    }

    /**
     * Returns the base DAO class name (without the namespace).
     *
     * @return string
     */
    public function getBaseDaoClassName() : string
    {
        return $this->namingStrategy->getBaseDaoClassName($this->table->getName());
    }

    /**
     * Returns the table used to build this bean.
     *
     * @return Table
     */
    public function getTable(): Table
    {
        return $this->table;
    }

    /**
     * Returns the extended bean class name (without the namespace), or null if the bean is not extended.
     *
     * @return string
     */
    public function getExtendedBeanClassName(): ?string
    {
        $parentFk = $this->schemaAnalyzer->getParentRelationship($this->table->getName());
        if ($parentFk !== null) {
            return $this->namingStrategy->getBeanClassName($parentFk->getForeignTableName());
        } else {
            return null;
        }
    }

    /**
     * @return string
     */
    public function getBeanNamespace(): string
    {
        return $this->beanNamespace;
    }

    /**
     * @return string
     */
    public function getGeneratedBeanNamespace(): string
    {
        return $this->generatedBeanNamespace;
    }
}

thecodingmachine / tdbm

Pull Request — master (#116)

BeanDescriptor::generatePhpCode() B

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