PHP SQLQuery::renameTable方法代码示例

 function augmentSQL(SQLQuery &$query)
 {
     // Get the content at a specific date
     if ($date = Versioned::$reading_archived_date) {
         foreach ($query->from as $table => $dummy) {
             if (!isset($baseTable)) {
                 $baseTable = $table;
             }
             $query->renameTable($table, $table . '_versions');
             $query->replaceText(".ID", ".RecordID");
             $query->select[] = "`{$baseTable}_versions`.RecordID AS ID";
             if ($table != $baseTable) {
                 $query->from[$table] .= " AND `{$table}_versions`.Version = `{$baseTable}_versions`.Version";
             }
         }
         // Link to the version archived on that date
         $this->requireArchiveTempTable($baseTable, $date);
         $query->from["_Archive{$baseTable}"] = "INNER JOIN `_Archive{$baseTable}`\n\t\t\t\tON `_Archive{$baseTable}`.RecordID = `{$baseTable}_versions`.RecordID \n\t\t\t\tAND `_Archive{$baseTable}`.Version = `{$baseTable}_versions`.Version";
         // Get a specific stage
     } else {
         if (Versioned::$reading_stage && Versioned::$reading_stage != $this->defaultStage && array_search(Versioned::$reading_stage, $this->stages) !== false) {
             foreach ($query->from as $table => $dummy) {
                 $query->renameTable($table, $table . '_' . Versioned::$reading_stage);
             }
         }
     }
 }

 /**
  * Amend the query to select from a future date if necessary.
  */
 function augmentSQL(SQLQuery &$query)
 {
     if ($datetime = self::get_future_datetime()) {
         foreach ($query->from as $table => $dummy) {
             if (!isset($baseTable)) {
                 $baseTable = $table;
             }
             $query->renameTable($table, $table . '_versions');
             $query->replaceText("\"{$table}\".\"ID\"", "\"{$table}\".\"RecordID\"");
             $query->replaceText("\"{$table}_versions\".\"ID\"", "\"{$table}_versions\".\"RecordID\"");
             if ($table == $baseTable) {
                 // Add all <basetable>_versions columns
                 foreach (Versioned::$db_for_versions_table as $name => $type) {
                     $query->select[] = sprintf('"%s_versions"."%s"', $baseTable, $name);
                 }
                 $query->select[] = sprintf('"%s_versions"."%s" AS "ID"', $baseTable, 'RecordID');
             }
             if ($table != $baseTable) {
                 $query->from[$table] .= " AND \"{$table}_versions\".\"Version\" = \"{$baseTable}_versions\".\"Version\"";
             }
         }
         // Link to the version archived on that date
         $tempTable = $this->requireFutureStateTempTable($baseTable, $datetime);
         $query->from[$tempTable] = "INNER JOIN \"{$tempTable}\"\n\t\t\t\tON \"{$tempTable}\".\"ID\" = \"{$baseTable}_versions\".\"RecordID\" \n\t\t\t\tAND \"{$tempTable}\".\"Version\" = \"{$baseTable}_versions\".\"Version\"";
     }
 }

 protected function adjustForVersioned(SQLQuery $query)
 {
     $ownerClass = $this->baseClass;
     $stage = Versioned::current_stage();
     if ($stage && $stage != 'Stage') {
         foreach ($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 == $ownerClass || is_subclass_of($table, $ownerClass) || is_subclass_of($ownerClass, $table))) {
                 $query->renameTable($table, $table . '_' . $stage);
             }
         }
     }
 }

 function augmentSQL(SQLQuery &$query)
 {
     // Get the content at a specific date
     if ($date = Versioned::current_archived_date()) {
         foreach ($query->from as $table => $dummy) {
             if (!isset($baseTable)) {
                 $baseTable = $table;
             }
             $query->renameTable($table, $table . '_versions');
             $query->replaceText("\"{$table}\".\"ID\"", "\"{$table}\".\"RecordID\"");
             // Add all <basetable>_versions columns
             foreach (self::$db_for_versions_table as $name => $type) {
                 $query->select[] = sprintf('"%s_versions"."%s"', $baseTable, $name);
             }
             $query->select[] = sprintf('"%s_versions"."%s" AS "ID"', $baseTable, 'RecordID');
             if ($table != $baseTable) {
                 $query->from[$table] .= " AND \"{$table}_versions\".\"Version\" = \"{$baseTable}_versions\".\"Version\"";
             }
         }
         // Link to the version archived on that date
         $archiveTable = $this->requireArchiveTempTable($baseTable, $date);
         $query->from[$archiveTable] = "INNER JOIN \"{$archiveTable}\"\n\t\t\t\tON \"{$archiveTable}\".\"ID\" = \"{$baseTable}_versions\".\"RecordID\" \n\t\t\t\tAND \"{$archiveTable}\".\"Version\" = \"{$baseTable}_versions\".\"Version\"";
         // Get a specific stage
     } else {
         if (Versioned::current_stage() && Versioned::current_stage() != $this->defaultStage && array_search(Versioned::current_stage(), $this->stages) !== false) {
             foreach ($query->from as $table => $dummy) {
                 $query->renameTable($table, $table . '_' . Versioned::current_stage());
             }
         }
     }
 }

 function augmentSQL(SQLQuery &$query)
 {
     if (!$this->stat('enabled')) {
         return false;
     }
     if (($lang = self::current_lang()) && !self::is_default_lang() || self::$bypass) {
         foreach ($query->from as $table => $dummy) {
             if (!isset($baseTable)) {
                 $baseTable = $table;
             }
             if (self::table_exists("{$table}_lang")) {
                 $query->renameTable($table, $table . '_lang');
                 if (stripos($query->sql(), '.ID')) {
                     // Every reference to ID is now OriginalLangID
                     $query->replaceText(".ID", ".OriginalLangID");
                     $query->where = str_replace("`ID`", "`OriginalLangID`", $query->where);
                     $query->select[] = "`{$baseTable}_lang`.OriginalLangID AS ID";
                 }
                 if ($query->where) {
                     foreach ($query->where as $i => $wherecl) {
                         if (substr($wherecl, 0, 4) == 'ID =') {
                             // Another reference to ID to be changed
                             $query->where[$i] = str_replace('ID =', 'OriginalLangID =', $wherecl);
                         } else {
                             $parts = explode(' AND ', $wherecl);
                             foreach ($parts as $j => $part) {
                                 // Divide this clause between the left ($innerparts[1]) and right($innerparts[2]) part of the condition
                                 ereg('(`?[[:alnum:]_-]*`?\\.?`?[[:alnum:]_-]*`?)(.*)', $part, $innerparts);
                                 if (strpos($innerparts[1], '.') === false) {
                                     //it may be ambiguous, so sometimes we will need to add the table
                                     $parts[$j] = ($this->isInAugmentedTable($innerparts[1], $table) ? "`{$table}_lang`." : "") . "{$part}";
                                 } else {
                                     /* if the table has been specified we have to determine if the original (without _lang) name has to be used
                                      * because we don't have the queried field in the augmented table (which usually means
                                      * that is not a translatable field)
                                      */
                                     $clauseparts = explode('.', $innerparts[1]);
                                     $originalTable = str_replace('`', '', str_replace('_lang', '', $clauseparts[0]));
                                     $parts[$j] = ($this->isInAugmentedTable($clauseparts[1], $originalTable) ? "`{$originalTable}_lang`" : "`{$originalTable}`") . ".{$clauseparts[1]}{$innerparts[2]}";
                                 }
                             }
                             $query->where[$i] = implode(' AND ', $parts);
                         }
                     }
                 }
                 if ($table != $baseTable) {
                     $query->from["{$table}_lang"] = $query->from[$table];
                 } else {
                     // _lang is now the base table (the first one)
                     $query->from = array("{$table}_lang" => $query->from[$table]) + $query->from;
                 }
                 // unless we are bypassing this query, add the language filter
                 if (!self::$bypass) {
                     $query->where[] = "`{$table}_lang`.Lang = '{$lang}'";
                 }
                 // unless this is a deletion, the query is applied to the joined table
                 if (!$query->delete) {
                     $query->from[$table] = "INNER JOIN `{$table}`" . " ON `{$table}_lang`.OriginalLangID = `{$table}`.ID";
                     /* if we are selecting fields (not doing counts for example) we need to select everything from
                      * the original table (was renamed to _lang) since some fields that we require may be there
                      */
                     if ($query->select[0][0] == '`') {
                         $query->select = array_merge(array("`{$table}`.*"), $query->select);
                     }
                 } else {
                     unset($query->from[$table]);
                 }
             } else {
                 $query->from[$table] = str_replace("`{$table}`.OriginalLangID", "`{$table}`.ID", $query->from[$table]);
             }
         }
     }
 }

 /**
  * Augment the the SQLQuery that is created by the DataQuery
  * @todo Should this all go into VersionedDataQuery?
  */
 function augmentSQL(SQLQuery &$query, DataQuery &$dataQuery)
 {
     $baseTable = ClassInfo::baseDataClass($dataQuery->dataClass());
     switch ($dataQuery->getQueryParam('Versioned.mode')) {
         // Noop
         case '':
             break;
             // Reading a specific data from the archive
         // Reading a specific data from the archive
         case 'archive':
             $date = $dataQuery->getQueryParam('Versioned.date');
             foreach ($query->from as $table => $dummy) {
                 $query->renameTable($table, $table . '_versions');
                 $query->replaceText("\"{$table}\".\"ID\"", "\"{$table}\".\"RecordID\"");
                 // Add all <basetable>_versions columns
                 foreach (self::$db_for_versions_table as $name => $type) {
                     $query->select[] = sprintf('"%s_versions"."%s"', $baseTable, $name);
                 }
                 $query->select[] = sprintf('"%s_versions"."%s" AS "ID"', $baseTable, 'RecordID');
                 if ($table != $baseTable) {
                     $query->from[$table] .= " AND \"{$table}_versions\".\"Version\" = \"{$baseTable}_versions\".\"Version\"";
                 }
             }
             // Link to the version archived on that date
             $archiveTable = $this->requireArchiveTempTable($baseTable, $date);
             $query->from[$archiveTable] = "INNER JOIN \"{$archiveTable}\"\n\t\t\t\tON \"{$archiveTable}\".\"ID\" = \"{$baseTable}_versions\".\"RecordID\" \n\t\t\t\tAND \"{$archiveTable}\".\"Version\" = \"{$baseTable}_versions\".\"Version\"";
             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->from 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 . '_' . $stage);
                     }
                 }
             }
             break;
             // Return all version instances
         // Return all version instances
         case 'all_versions':
         case 'latest_versions':
             foreach ($query->from as $alias => $join) {
                 if ($alias != $baseTable) {
                     $query->setJoinFilter($alias, "\"{$alias}\".\"RecordID\" = \"{$baseTable}_versions\".\"RecordID\" AND \"{$alias}\".\"Version\" = \"{$baseTable}_versions\".\"Version\"");
                 }
                 $query->renameTable($alias, $alias . '_versions');
             }
             // Add all <basetable>_versions columns
             foreach (self::$db_for_versions_table as $name => $type) {
                 $query->selectMore(sprintf('"%s_versions"."%s"', $baseTable, $name));
             }
             $query->selectMore(sprintf('"%s_versions"."%s" AS "ID"', $baseTable, 'RecordID'));
             // latest_version has one more step
             // Return latest version instances, regardless of whether they are on a particular stage
             // This provides "show all, including deleted" functonality
             if ($dataQuery->getQueryParam('Versioned.mode') == 'latest_versions') {
                 $archiveTable = self::requireArchiveTempTable($baseTable);
                 $query->innerJoin($archiveTable, "\"{$archiveTable}\".\"ID\" = \"{$baseTable}_versions\".\"RecordID\" AND \"{$archiveTable}\".\"Version\" = \"{$baseTable}_versions\".\"Version\"");
             }
             break;
         default:
             throw new InvalidArgumentException("Bad value for query parameter Versioned.mode: " . $dataQuery->getQueryParam('Versioned.mode'));
     }
 }

 /**
  * Augment the the SQLQuery that is created by the DataQuery
  * @todo Should this all go into VersionedDataQuery?
  */
 public function augmentSQL(SQLQuery &$query, DataQuery &$dataQuery = null)
 {
     $baseTable = ClassInfo::baseDataClass($dataQuery->dataClass());
     switch ($dataQuery->getQueryParam('Versioned.mode')) {
         // Noop
         case '':
             break;
             // Reading a specific data from the archive
         // Reading a specific data from the archive
         case 'archive':
             $date = $dataQuery->getQueryParam('Versioned.date');
             foreach ($query->getFrom() as $table => $dummy) {
                 $query->renameTable($table, $table . '_versions');
                 $query->replaceText("\"{$table}_versions\".\"ID\"", "\"{$table}_versions\".\"RecordID\"");
                 $query->replaceText("`{$table}_versions`.`ID`", "`{$table}_versions`.`RecordID`");
                 // Add all <basetable>_versions columns
                 foreach (self::$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
             $safeDate = Convert::raw2sql($date);
             $query->addWhere("\"{$baseTable}_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\"{$baseTable}_versions\".\"RecordID\", \n\t\t\t\t\t\t\tMAX(\"{$baseTable}_versions\".\"Version\") AS LatestVersion\n\t\t\t\t\t\t\tFROM \"{$baseTable}_versions\"\n\t\t\t\t\t\t\tWHERE \"{$baseTable}_versions\".\"LastEdited\" <= '{$safeDate}'\n\t\t\t\t\t\t\tGROUP BY \"{$baseTable}_versions\".\"RecordID\"\n\t\t\t\t\t\t) AS \"{$baseTable}_versions_latest\"\n\t\t\t\t\t\tWHERE \"{$baseTable}_versions_latest\".\"RecordID\" = \"{$baseTable}_versions\".\"RecordID\"\n\t\t\t\t\t)");
             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, $dataQuery);
             // Now exclude any ID from any other stage. Note that we double rename to avoid the regular stage rename
             // renaming all subquery references to be Versioned.stage
             foreach ($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, $alias . '_versions');
             }
             // Add all <basetable>_versions columns
             foreach (self::$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");
             $query->addOrderBy(sprintf('"%s_versions"."%s"', $baseTable, 'Version'));
             // latest_version has one more step
             // Return latest version instances, regardless of whether they are on a particular stage
             // This provides "show all, including deleted" functonality
             if ($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)");
             }
             break;
         default:
             throw new InvalidArgumentException("Bad value for query parameter Versioned.mode: " . $dataQuery->getQueryParam('Versioned.mode'));
     }
 }