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<?php |
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namespace SilverCommerce\Postage\Tasks; |
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use SilverStripe\ORM\DB; |
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use SilverStripe\ORM\DataObject; |
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use SilverStripe\Control\Director; |
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use SilverStripe\Dev\MigrationTask; |
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use SilverStripe\ORM\DatabaseAdmin; |
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use SilverStripe\Control\Controller; |
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use SilverStripe\ORM\Queries\SQLInsert; |
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use SilverStripe\ORM\Queries\SQLSelect; |
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use SilverStripe\ORM\Queries\SQLUpdate; |
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use SilverCommerce\Postage\Model\PostageType; |
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use SilverCommerce\GeoZones\Model\Zone; |
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class PostageUpgradeTask extends MigrationTask |
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{ |
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private static $segment = 'PostageUpgradeTask'; |
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protected $title = 'Upgrage Postage'; |
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protected $description = 'Upgrade postage to the latest setup'; |
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/** |
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* Should this task be invoked automatically via dev/build? |
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* |
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* @config |
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* @var bool |
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*/ |
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private static $run_during_dev_build = true; |
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protected $tables = [ |
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"PostageType_FlatRate_Locations" => "PostageType_FlatRateID", |
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"PostageType_PriceBased_Locations" => "PostageType_PriceBasedID", |
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"PostageType_QuantityBased_Locations" => "PostageType_QuantityBasedID", |
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"PostageType_WeightBased_Locations" => "PostageType_WeightBasedID" |
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]; |
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/** |
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* {@inheritdoc} |
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*/ |
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public function run($request) |
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{ |
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if ($request && $request->getVar('direction') == 'down') { |
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$this->down(); |
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} else { |
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$this->up(); |
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} |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function up() |
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{ |
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$this->log("Upgrading Postage"); |
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$i = 0; |
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$table_list = DB::table_list(); |
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// Get locations from existing join tables |
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foreach ($this->tables as $table => $column) { |
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if (in_array($table, $table_list)) { |
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$sqlQuery = new SQLSelect(); |
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$sqlQuery->setFrom($table); |
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$result = $sqlQuery->execute(); |
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foreach ($result as $row) { |
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$postage = PostageType::get()->byID($row[$column]); |
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$zone = Zone::get()->byID($row['GeoZoneZoneID']); |
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if (isset($postage) && isset($zone)) { |
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$postage->Locations()->add($zone); |
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$i++; |
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} |
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} |
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// Finally remove table |
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DB::query("DROP TABLE $table;"); |
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} |
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} |
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// If we have data to migrate, do it now |
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if ($i > 0) { |
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$this->log("Migrated {$i} postage locations"); |
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} |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function down() |
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{ |
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$this->log("Downgrading Postage"); |
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$i = 0; |
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$sqlQuery = new SQLSelect(); |
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$sqlQuery->setFrom("PostageType_Locations"); |
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$result = $sqlQuery->execute(); |
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foreach ($result as $row) { |
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$postage = PostageType::get()->byID($row['PostageTypeID']); |
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$zone = Zone::get()->byID($row['GeoZoneZoneID']); |
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if (isset($postage) && isset($zone)) { |
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$postage->Locations()->add($zone); |
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$i++; |
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} |
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} |
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// If we have data to migrate, do it now |
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if ($i > 0) { |
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$this->log("Downgraded {$i} postage locations"); |
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} |
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} |
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/** |
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* Output a message |
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* |
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* @param string $text |
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*/ |
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protected function log($text) |
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{ |
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if (Controller::curr() instanceof DatabaseAdmin) { |
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DB::alteration_message($text, 'obsolete'); |
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} elseif (Director::is_cli()) { |
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echo $text . "\n"; |
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} else { |
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echo $text . "<br/>"; |
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} |
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} |
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} |
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silvercommerce /
postage
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