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Merge pull request #4 from dealnews/next
Add basic bin script for generating value objects and mappers from tables
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| # DealNews Datbase Library | ||
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| ## Factory | ||
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| The factory creates PDO objects using \DealNews\GetConfigto | ||
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| #!/usr/bin/env php | ||
| <?php | ||
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| if(file_exists(__DIR__ . '/../vendor/autoload.php')) { | ||
| require __DIR__ . '/../vendor/autoload.php'; | ||
| } elseif (file_exists(__DIR__ . '/../../../autoload.php')) { | ||
| require __DIR__ . '/../../../autoload.php'; | ||
| } | ||
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| $opts = getopt('', [ | ||
| 'db:', | ||
| 'schema:', | ||
| 'table:', | ||
| 'dir:', | ||
| 'ini-file:', | ||
| 'namespace:', | ||
| 'base-class:', | ||
| ]); | ||
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| if(!empty($opts['ini-file'])) { | ||
| putenv('DN_INI_FILE=' . $opts['ini-file']); | ||
| } | ||
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| $db = \DealNews\DB\CRUD::factory($opts['db']); | ||
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| $driver = $db->pdo->getAttribute(\PDO::ATTR_DRIVER_NAME); | ||
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| $sql = "select | ||
| table_catalog as table_catalog, | ||
| table_schema as table_schema, | ||
| table_name as table_name, | ||
| column_name as column_name, | ||
| ordinal_position as ordinal_position, | ||
| column_default as column_default, | ||
| is_nullable as is_nullable, | ||
| data_type as data_type, | ||
| character_maximum_length as character_maximum_length, | ||
| character_octet_length as character_octet_length, | ||
| numeric_precision as numeric_precision, | ||
| numeric_scale as numeric_scale, | ||
| datetime_precision as datetime_precision, | ||
| character_set_name as character_set_name, | ||
| collation_name as collation_name | ||
| from | ||
| information_schema.columns | ||
| where | ||
| table_schema='{$opts["schema"]}' and | ||
| table_name='{$opts["table"]}'"; | ||
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| $schema = $db->runFetch($sql); | ||
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| $sql = "select | ||
| constraint_name as constraint_name, | ||
| column_name as column_name | ||
| from | ||
| information_schema.key_column_usage | ||
| where | ||
| table_schema='{$opts["schema"]}' and | ||
| table_name='{$opts["table"]}' | ||
| order by | ||
| constraint_name, | ||
| ordinal_position"; | ||
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| $keys = $db->runFetch($sql); | ||
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| $primary_key = ''; | ||
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| foreach($keys as $key) { | ||
| if ($driver === 'mysql' && $key['constraint_name'] == 'PRIMARY') { | ||
| $primary_key = $key['column_name']; | ||
| break; | ||
| } elseif ($driver === 'pgsql' && preg_match('/_pkey$/', $key['constraint_name'])) { | ||
| $primary_key = $key['column_name']; | ||
| break; | ||
| } | ||
| } | ||
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| $properties = []; | ||
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| foreach($schema as $column) { | ||
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| switch ($column['data_type']) { | ||
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| case 'int': | ||
| case 'integer': | ||
| case 'smallint': | ||
| case 'bigint': | ||
| case 'tinyint': | ||
| case 'year': | ||
| $type = 'int'; | ||
| $def_default = 0; | ||
| break; | ||
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| case 'boolean': | ||
| $type = 'bool'; | ||
| $def_default = true; | ||
| break; | ||
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| case 'float': | ||
| case 'double precision': | ||
| case 'real': | ||
| case 'decimal': | ||
| case 'double': | ||
| $type = 'float'; | ||
| $def_default = 0.00; | ||
| break; | ||
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| default: | ||
| $type = 'string'; | ||
| $def_default = ''; | ||
| } | ||
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| if (strtoupper($column['is_nullable']) === 'YES') { | ||
| $type = "?$type"; | ||
| $default = null; | ||
| } else { | ||
| $default = $def_default; | ||
| } | ||
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| if (!empty($column['column_default'])) { | ||
| switch ($driver) { | ||
| case 'pgsql': | ||
| if (preg_match('/^\'(.*?)\'::/', $column['column_default'], $match)) { | ||
| $default = $match[1]; | ||
| } | ||
| break; | ||
| case 'mysql': | ||
| if (strpos($column['column_default'], 'CURRENT_TIMESTAMP') !== 0) { | ||
| $default = $column['column_default']; | ||
| } | ||
| } | ||
| } | ||
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| $properties[$column['column_name']] = [ | ||
| 'type' => $type, | ||
| 'default' => $default, | ||
| ]; | ||
| } | ||
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| $object_name = rtrim(str_replace(' ', '', ucwords(str_replace('_', ' ', $opts['table']))), 's'); | ||
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| create_value_object($properties, $opts['namespace'], $object_name, $opts['base-class'], $opts['schema'], $opts['table'], $opts['dir']); | ||
| create_mapper($properties, $opts['namespace'], $object_name, $opts['base-class'], $opts['schema'], $opts['table'], $opts['dir'], $primary_key); | ||
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| function create_value_object($properties, $namespace, $object_name, $base_class, $schema, $table, $dir) { | ||
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| if (!empty($base_class)) { | ||
| $base_class = " extends $base_class"; | ||
| } | ||
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| $file = "<?php\n\n"; | ||
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| $file .= "namespace $namespace\\Data;\n\n"; | ||
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| $file .= "/**\n"; | ||
| $file .= " * Value object for $schema.$table\n"; | ||
| $file .= " *\n"; | ||
| $file .= " * @package $namespace\n"; | ||
| $file .= " */\n"; | ||
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| $file .= "class $object_name{$base_class} {\n\n"; | ||
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| $has_datetime = false; | ||
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| foreach ($properties as $name => $settings) { | ||
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| if ($settings['default'] === null) { | ||
| $default = 'null'; | ||
| } elseif ($settings['type'] === 'string' || $settings['type'] === '?string') { | ||
| $default = "'{$settings["default"]}'"; | ||
| } else { | ||
| $default = $settings["default"]; | ||
| } | ||
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| $file .= " /**\n"; | ||
| $file .= " * @var {$settings['type']}\n"; | ||
| $file .= " */\n"; | ||
| if (strpos($settings['type'], 'DateTime') !== false) { | ||
| $has_datetime = true; | ||
| $file .= " public {$settings['type']} \$$name;\n\n"; | ||
| } else { | ||
| $file .= " public {$settings['type']} \$$name = $default;\n\n"; | ||
| } | ||
| } | ||
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| if ($has_datetime) { | ||
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| $file .= " /**\n"; | ||
| $file .= " * Initialize properties that are objects\n"; | ||
| $file .= " */\n"; | ||
| $file .= " public function __construct() {\n"; | ||
| foreach ($properties as $name => $settings) { | ||
| if (strpos($settings['type'], 'DateTime') !== false) { | ||
| $file .= " \$this->$name = new \\DateTime();\n"; | ||
| } | ||
| } | ||
| $file .= " }\n"; | ||
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| } | ||
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| $file .= "}\n"; | ||
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| if (!file_exists("$dir/Data")) { | ||
| mkdir("$dir/Data", recursive: true); | ||
| } | ||
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| file_put_contents("$dir/Data/$object_name.php", $file); | ||
| } | ||
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| function create_mapper($properties, $namespace, $object_name, $base_class, $schema, $table, $dir, $primary_key) { | ||
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| $file = "<?php\n"; | ||
| $file .= "\n"; | ||
| $file .= "namespace $namespace\\Mapper;\n"; | ||
| $file .= "\n"; | ||
| $file .= "class $object_name extends \DealNews\DB\AbstractMapper {\n"; | ||
| $file .= "\n"; | ||
| $file .= " /**\n"; | ||
| $file .= " * Table name\n"; | ||
| $file .= " */\n"; | ||
| $file .= " public const TABLE = '$table';\n"; | ||
| $file .= "\n"; | ||
| $file .= " /**\n"; | ||
| $file .= " * Table primary key column name\n"; | ||
| $file .= " */\n"; | ||
| $file .= " public const PRIMARY_KEY = '$primary_key';\n"; | ||
| $file .= "\n"; | ||
| $file .= " /**\n"; | ||
| $file .= " * Name of the class the mapper is mapping\n"; | ||
| $file .= " */\n"; | ||
| $file .= " public const MAPPED_CLASS = \\$namespace\\Data\\$object_name::class;\n"; | ||
| $file .= "\n"; | ||
| $file .= " /**\n"; | ||
| $file .= " * Defines the properties that are mapped and any\n"; | ||
| $file .= " * additional information needed to map them.\n"; | ||
| $file .= " */\n"; | ||
| $file .= " protected const MAPPING = [\n"; | ||
| foreach (array_keys($properties) as $name) { | ||
| $file .= " '$name' => [],\n"; | ||
| } | ||
| $file .= " ];\n"; | ||
| $file .= "}\n"; | ||
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| if (!file_exists("$dir/Mapper")) { | ||
| mkdir("$dir/Mapper", recursive: true); | ||
| } | ||
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| file_put_contents("$dir/Mapper/$object_name.php", $file); | ||
| } |
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