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Merge pull request #1624 from lucianobaraglia/master

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GII generates rules for unique indexes
This commit is contained in:
Qiang Xue
2013-12-26 11:47:49 -08:00
parent c1db25e3e0 b1fc13a31c
commit fc19ebdf80
1 changed files with 39 additions and 1 deletions
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40
extensions/yii/gii/generators/model/Generator.php
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@ -13,6 +13,7 @@ use yii\db\Connection;
use yii\db\Schema;
use yii\gii\CodeFile;
use yii\helpers\Inflector;
use yii\base\NotSupportedException;
/**
* This generator will generate one or multiple ActiveRecord classes for the specified database table.
@ -239,7 +240,6 @@ class Generator extends \yii\gii\Generator
}
}
}
$rules = [];
foreach ($types as $type => $columns) {
$rules[] = "[['" . implode("', '", $columns) . "'], '$type']";
@ -248,6 +248,28 @@ class Generator extends \yii\gii\Generator
$rules[] = "[['" . implode("', '", $columns) . "'], 'string', 'max' => $length]";
}
// Unique indexes rules
try {
$db = $this->getDbConnection();
$uniqueIndexes = $db->getSchema()->findUniqueIndexes($table);
foreach ($uniqueIndexes as $indexName => $uniqueColumns) {
// Avoid validating auto incrementable columns
if (!$this->isUniqueColumnAutoIncrementable($table, $uniqueColumns)) {
$attributesCount = count($uniqueColumns);
if ($attributesCount == 1) {
$rules[] = "[['" . $uniqueColumns[0] . "'], 'unique']";
} elseif ($attributesCount > 1) {
$labels = array_intersect_key($this->generateLabels($table), array_flip($uniqueColumns));
$lastLabel = array_pop($labels);
$columnsList = implode("', '", $uniqueColumns);
$rules[] = "[['" . $columnsList . "'], 'unique', 'targetAttribute' => ['" . $columnsList . "'], 'message' => 'The combination of " . implode(', ', $labels) . " and " . $lastLabel . " has already been taken.']";
}
}
}
} catch (NotSupportedException $e) {
// doesn't support unique indexes information...do nothing
}
return $rules;
}
@ -552,4 +574,20 @@ class Generator extends \yii\gii\Generator
{
return Yii::$app->{$this->db};
}
/**
* Checks if any of the specified columns of an unique index is auto incrementable.
* @param \yii\db\TableSchema $table the table schema
* @param array $columns columns to check for autoIncrement property
* @return boolean whether any of the specified columns is auto incrementable.
*/
protected function isUniqueColumnAutoIncrementable($table, $columns)
{
foreach ($columns as $column) {
if ($table->columns[$column]->autoIncrement) {
return true;
}
}
return false;
}
}