本文整理汇总了PHP中SQLSelect::renameTable方法的典型用法代码示例。如果您正苦于以下问题：PHP SQLSelect::renameTable方法的具体用法？PHP SQLSelect::renameTable怎么用？PHP SQLSelect::renameTable使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类SQLSelect的用法示例。
在下文中一共展示了SQLSelect::renameTable方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的PHP代码示例。
示例1: augmentSQL
/**
* Augment the the SQLSelect that is created by the DataQuery
* @todo Should this all go into VersionedDataQuery?
*/
public function augmentSQL(SQLSelect $query, DataQuery $dataQuery = null)
{
if (!$dataQuery || !$dataQuery->getQueryParam('Versioned.mode')) {
return;
}
$baseTable = ClassInfo::baseDataClass($dataQuery->dataClass());
switch ($dataQuery->getQueryParam('Versioned.mode')) {
// Reading a specific data from the archive
case 'archive':
$date = $dataQuery->getQueryParam('Versioned.date');
foreach ($query->getFrom() as $table => $dummy) {
if (!DB::get_schema()->hasTable($table . '_versions')) {
continue;
}
$query->renameTable($table, $table . '_versions');
$query->replaceText("\"{$table}_versions\".\"ID\"", "\"{$table}_versions\".\"RecordID\"");
$query->replaceText("`{$table}_versions`.`ID`", "`{$table}_versions`.`RecordID`");
// Add all <basetable>_versions columns
foreach (Config::inst()->get('Versioned', 'db_for_versions_table') as $name => $type) {
$query->selectField(sprintf('"%s_versions"."%s"', $baseTable, $name), $name);
}
$query->selectField(sprintf('"%s_versions"."%s"', $baseTable, 'RecordID'), "ID");
if ($table != $baseTable) {
$query->addWhere("\"{$table}_versions\".\"Version\" = \"{$baseTable}_versions\".\"Version\"");
}
}
// Link to the version archived on that date
$query->addWhere(array("\"{$baseTable}_versions\".\"Version\" IN\n\t\t\t\t(SELECT LatestVersion FROM\n\t\t\t\t\t(SELECT\n\t\t\t\t\t\t\"{$baseTable}_versions\".\"RecordID\",\n\t\t\t\t\t\tMAX(\"{$baseTable}_versions\".\"Version\") AS LatestVersion\n\t\t\t\t\t\tFROM \"{$baseTable}_versions\"\n\t\t\t\t\t\tWHERE \"{$baseTable}_versions\".\"LastEdited\" <= ?\n\t\t\t\t\t\tGROUP BY \"{$baseTable}_versions\".\"RecordID\"\n\t\t\t\t\t) AS \"{$baseTable}_versions_latest\"\n\t\t\t\t\tWHERE \"{$baseTable}_versions_latest\".\"RecordID\" = \"{$baseTable}_versions\".\"RecordID\"\n\t\t\t\t)" => $date));
break;
// Reading a specific stage (Stage or Live)
// Reading a specific stage (Stage or Live)
case 'stage':
$stage = $dataQuery->getQueryParam('Versioned.stage');
if ($stage && $stage != $this->defaultStage) {
foreach ($query->getFrom() as $table => $dummy) {
// Only rewrite table names that are actually part of the subclass tree
// This helps prevent rewriting of other tables that get joined in, in
// particular, many_many tables
if (class_exists($table) && ($table == $this->owner->class || is_subclass_of($table, $this->owner->class) || is_subclass_of($this->owner->class, $table))) {
$query->renameTable($table, $table . '_' . $stage);
}
}
}
break;
// Reading a specific stage, but only return items that aren't in any other stage
// Reading a specific stage, but only return items that aren't in any other stage
case 'stage_unique':
$stage = $dataQuery->getQueryParam('Versioned.stage');
// Recurse to do the default stage behavior (must be first, we rely on stage renaming happening before
// below)
$dataQuery->setQueryParam('Versioned.mode', 'stage');
$this->augmentSQL($query, $dataQuery);
$dataQuery->setQueryParam('Versioned.mode', 'stage_unique');
// Now exclude any ID from any other stage. Note that we double rename to avoid the regular stage rename
// renaming all subquery references to be Versioned.stage
foreach ($this->stages as $excluding) {
if ($excluding == $stage) {
continue;
}
$tempName = 'ExclusionarySource_' . $excluding;
$excludingTable = $baseTable . ($excluding && $excluding != $this->defaultStage ? "_{$excluding}" : '');
$query->addWhere('"' . $baseTable . '"."ID" NOT IN (SELECT "ID" FROM "' . $tempName . '")');
$query->renameTable($tempName, $excludingTable);
}
break;
// Return all version instances
// Return all version instances
case 'all_versions':
case 'latest_versions':
foreach ($query->getFrom() as $alias => $join) {
if ($alias != $baseTable) {
$query->setJoinFilter($alias, "\"{$alias}\".\"RecordID\" = \"{$baseTable}_versions\".\"RecordID\"" . " AND \"{$alias}\".\"Version\" = \"{$baseTable}_versions\".\"Version\"");
}
$query->renameTable($alias, $alias . '_versions');
}
// Add all <basetable>_versions columns
foreach (Config::inst()->get('Versioned', 'db_for_versions_table') as $name => $type) {
$query->selectField(sprintf('"%s_versions"."%s"', $baseTable, $name), $name);
}
// Alias the record ID as the row ID
$query->selectField(sprintf('"%s_versions"."%s"', $baseTable, 'RecordID'), "ID");
// Ensure that any sort order referring to this ID is correctly aliased
$orders = $query->getOrderBy();
foreach ($orders as $order => $dir) {
if ($order === "\"{$baseTable}\".\"ID\"") {
unset($orders[$order]);
$orders["\"{$baseTable}_versions\".\"RecordID\""] = $dir;
}
}
$query->setOrderBy($orders);
// latest_version has one more step
// Return latest version instances, regardless of whether they are on a particular stage
// This provides "show all, including deleted" functonality
if ($dataQuery->getQueryParam('Versioned.mode') == 'latest_versions') {
$query->addWhere("\"{$alias}_versions\".\"Version\" IN\n\t\t\t\t\t(SELECT LatestVersion FROM\n\t\t\t\t\t\t(SELECT\n\t\t\t\t\t\t\t\"{$alias}_versions\".\"RecordID\",\n\t\t\t\t\t\t\tMAX(\"{$alias}_versions\".\"Version\") AS LatestVersion\n\t\t\t\t\t\t\tFROM \"{$alias}_versions\"\n\t\t\t\t\t\t\tGROUP BY \"{$alias}_versions\".\"RecordID\"\n\t\t\t\t\t\t) AS \"{$alias}_versions_latest\"\n\t\t\t\t\t\tWHERE \"{$alias}_versions_latest\".\"RecordID\" = \"{$alias}_versions\".\"RecordID\"\n\t\t\t\t\t)");
} else {
//.........这里部分代码省略.........