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ENH shorten auto-generated table names

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Fix add check for legacy long table name and rename to short version
This commit is contained in:
Christopher Joe 2017-11-06 14:04:06 +13:00 committed by Guy Sartorelli
parent 2ae52120c1
commit 156f63bce3
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GPG Key ID: F313E3B9504D496A
2 changed files with 48 additions and 3 deletions
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21
src/ORM/DataObject.php
View File

@ -3623,6 +3623,7 @@ class DataObject extends ViewableData implements DataObjectInterface, i18nEntity
$fields = $schema->databaseFields(static::class, false);
$indexes = $schema->databaseIndexes(static::class, false);
$extensions = self::database_extensions(static::class);
$legacyTables = $schema->getLegacyTableNames(static::class);
if (empty($table)) {
throw new LogicException(
@ -3630,6 +3631,26 @@ class DataObject extends ViewableData implements DataObjectInterface, i18nEntity
);
}
if ($legacyTables) {
$ignore = Config::inst()->get(static::class, 'ignored_legacy_tables') ?: [];
$renameTables = array_diff(
array_intersect($legacyTables, DB::table_list()),
$ignore
);
if (count($renameTables) > 1) {
$class = static::class;
$legacyList = implode(', ', $renameTables);
trigger_error(
"Class $class has multiple legacy tables: $legacyList",
E_USER_NOTICE
);
}
if (count($renameTables) === 1) {
$dbSchema = DB::get_schema();
$dbSchema->renameTable($renameTables[0], $table);
}
}
if ($fields) {
$hasAutoIncPK = get_parent_class($this ?? '') === self::class;
DB::require_table(

30
src/ORM/DataObjectSchema.php
View File

@ -318,18 +318,30 @@ class DataObjectSchema
{
$table = Config::inst()->get($class, 'table_name', Config::UNINHERITED);
// Generate default table name
// Return table name if configured
if ($table) {
return $table;
}
// Use classname directly if not namespaced
if (strpos($class ?? '', '\\') === false) {
return $class;
}
$separator = DataObjectSchema::config()->uninherited('table_namespace_separator');
$table = str_replace('\\', $separator ?? '', trim($class ?? '', '\\'));
// Attempt to generate a nice table name
$separator = DataObjectSchema::config()->uninherited('table_namespace_separator') ?? '';
$parts = explode('\\', trim($class ?? '', '\\'));
$vendor = array_slice($parts, 0, 1)[0];
$base = array_slice($parts, -1, 1)[0];
if ($vendor && $base && $vendor !== $base) {
$table = "{$vendor}{$separator}{$base}";
} elseif ($base) {
$table = $base;
} else {
throw new InvalidArgumentException("Unable to build a table name for class '$class'. Define a table_name for this class.");
}
// Display a warning about namespaced classes producing long table names
if (!ClassInfo::classImplements($class, TestOnly::class) && $this->classHasTable($class)) {
DBSchemaManager::showTableNameWarning($table, $class);
}
@ -337,6 +349,18 @@ class DataObjectSchema
return $table;
}
/**
* @param $class
* @return array
*/
public function getLegacyTableNames($class)
{
$separator = DataObjectSchema::config()->uninherited('table_namespace_separator');
$names[] = str_replace('\\', $separator, trim($class, '\\'));
return $names;
}
/**
* Return the complete map of fields to specification on this object, including fixed_fields.
* "ID" will be included on every table.