PHP ForeignKey::getLocalColumns方法代码示例

 /**
  * Compute the difference between two Foreign key objects
  *
  * @param ForeignKey $fromFk
  * @param ForeignKey $toFk
  *
  * @param boolean $caseInsensitive Whether the comparison is case insensitive.
  *                                 False by default.
  *
  * @return boolean false if the two fks are similar, true if they have differences
  */
 public static function computeDiff(ForeignKey $fromFk, ForeignKey $toFk, $caseInsensitive = false)
 {
     // Check for differences in local and remote table
     $test = $caseInsensitive ? strtolower($fromFk->getTableName()) != strtolower($toFk->getTableName()) : $fromFk->getTableName() != $toFk->getTableName();
     if ($test) {
         return true;
     }
     $test = $caseInsensitive ? strtolower($fromFk->getForeignTableName()) != strtolower($toFk->getForeignTableName()) : $fromFk->getForeignTableName() != $toFk->getForeignTableName();
     if ($test) {
         return true;
     }
     // compare columns
     if (array_map('strtolower', $fromFk->getLocalColumns()) != array_map('strtolower', $toFk->getLocalColumns())) {
         return true;
     }
     if (array_map('strtolower', $fromFk->getForeignColumns()) != array_map('strtolower', $toFk->getForeignColumns())) {
         return true;
     }
     // compare on
     if ($fromFk->normalizeFKey($fromFk->getOnUpdate()) != $toFk->normalizeFKey($toFk->getOnUpdate())) {
         return true;
     }
     if ($fromFk->normalizeFKey($fromFk->getOnDelete()) != $toFk->normalizeFKey($toFk->getOnDelete())) {
         return true;
     }
     // compare skipSql
     if ($fromFk->isSkipSql() != $toFk->isSkipSql()) {
         return true;
     }
     return false;
 }

 /**
  * Compute the difference between two Foreign key objects
  *
  * @param ForeignKey $fromFk
  * @param ForeignKey $toFk
  *
  * @param boolean $caseInsensitive Whether the comparison is case insensitive.
  *                                 False by default.
  *
  * @return boolean false if the two fks are similar, true if they have differences
  */
 public static function computeDiff(ForeignKey $fromFk, ForeignKey $toFk, $caseInsensitive = false)
 {
     // Check for differences in local and remote table
     $test = $caseInsensitive ? strtolower($fromFk->getTableName()) != strtolower($toFk->getTableName()) : $fromFk->getTableName() != $toFk->getTableName();
     if ($test) {
         return true;
     }
     $test = $caseInsensitive ? strtolower($fromFk->getForeignTableName()) != strtolower($toFk->getForeignTableName()) : $fromFk->getForeignTableName() != $toFk->getForeignTableName();
     if ($test) {
         return true;
     }
     // compare columns
     $fromFkLocalColumns = $fromFk->getLocalColumns();
     sort($fromFkLocalColumns);
     $toFkLocalColumns = $toFk->getLocalColumns();
     sort($toFkLocalColumns);
     if (array_map('strtolower', $fromFkLocalColumns) != array_map('strtolower', $toFkLocalColumns)) {
         return true;
     }
     $fromFkForeignColumns = $fromFk->getForeignColumns();
     sort($fromFkForeignColumns);
     $toFkForeignColumns = $toFk->getForeignColumns();
     sort($toFkForeignColumns);
     if (array_map('strtolower', $fromFkForeignColumns) != array_map('strtolower', $toFkForeignColumns)) {
         return true;
     }
     /*
      * Compare onDelete and onUpdate:
      *
      * "RESTRICT" and its synonym "NO ACTION" is default and is not being reported explicitly.
      */
     $equalBehavior = array('', 'RESTRICT', 'NO ACTION');
     $fromOnUpdate = strtoupper($fromFk->normalizeFKey($fromFk->getOnUpdate()));
     $toOnUpdate = strtoupper($toFk->normalizeFKey($toFk->getOnUpdate()));
     if (in_array($fromOnUpdate, $equalBehavior) && !in_array($toOnUpdate, $equalBehavior) || !in_array($fromOnUpdate, $equalBehavior) && in_array($toOnUpdate, $equalBehavior)) {
         return true;
     }
     $fromOnDelete = strtoupper($fromFk->normalizeFKey($fromFk->getOnDelete()));
     $toOnDelete = strtoupper($toFk->normalizeFKey($toFk->getOnDelete()));
     if (in_array($fromOnDelete, $equalBehavior) && !in_array($toOnDelete, $equalBehavior) || !in_array($fromOnDelete, $equalBehavior) && in_array($toOnDelete, $equalBehavior)) {
         return true;
     }
     // compare skipSql
     if ($fromFk->isSkipSql() != $toFk->isSkipSql()) {
         return true;
     }
     return false;
 }

 /**
  * Gets the "RelatedBy*" suffix (if needed) that is attached to method and variable names.
  *
  * The related by suffix is based on the local columns of the foreign key.  If there is more than
  * one column in a table that points to the same foreign table, then a 'RelatedByLocalColName' suffix
  * will be appended.
  *
  * @return     string
  */
 protected function getRelatedBySuffix(ForeignKey $fk, $columnCheck = false)
 {
     $relCol = "";
     foreach ($fk->getLocalColumns() as $columnName) {
         $column = $fk->getTable()->getColumn($columnName);
         if (!$column) {
             throw new Exception("Could not fetch column: {$columnName} in table " . $fk->getTable()->getName());
         }
         if (count($column->getTable()->getForeignKeysReferencingTable($fk->getForeignTableName())) > 1 || $fk->getForeignTableName() == $fk->getTable()->getName()) {
             // if there are seeral foreign keys that point to the same table
             // then we need to generate methods like getAuthorRelatedByColName()
             // instead of just getAuthor().  Currently we are doing the same
             // for self-referential foreign keys, to avoid confusion.
             $relCol .= $column->getPhpName();
         }
     }
     #var_dump($fk->getForeignTableName() . ' - ' .$fk->getTableName() . ' - ' . $this->getTable()->getName());
     #$fk->getForeignTableName() != $this->getTable()->getName() &&
     // @todo comment on it
     if ($columnCheck && !$relCol && $fk->getTable()->getColumn($fk->getForeignTableName())) {
         foreach ($fk->getLocalColumns() as $columnName) {
             $column = $fk->getTable()->getColumn($columnName);
             $relCol .= $column->getPhpName();
         }
     }
     if ($relCol != "") {
         $relCol = "RelatedBy" . $relCol;
     }
     return $relCol;
 }

 public function getForeignKeyDDL(ForeignKey $fk)
 {
     $pattern = "\n-- SQLite does not support foreign keys; this is just for reference\n-- FOREIGN KEY (%s) REFERENCES %s (%s)\n";
     return sprintf($pattern, $this->getColumnListDDL($fk->getLocalColumns()), $fk->getForeignTableName(), $this->getColumnListDDL($fk->getForeignColumns()));
 }

 public function getForeignKeyDDL(ForeignKey $fk)
 {
     if ($fk->isSkipSql()) {
         return;
     }
     $pattern = 'CONSTRAINT %s FOREIGN KEY (%s) REFERENCES %s (%s)';
     $script = sprintf($pattern, $this->quoteIdentifier($fk->getName()), $this->getColumnListDDL($fk->getLocalColumns()), $this->quoteIdentifier($fk->getForeignTableName()), $this->getColumnListDDL($fk->getForeignColumns()));
     if ($fk->hasOnUpdate() && $fk->getOnUpdate() != ForeignKey::SETNULL) {
         $script .= ' ON UPDATE ' . $fk->getOnUpdate();
     }
     if ($fk->hasOnDelete() && $fk->getOnDelete() != ForeignKey::SETNULL) {
         $script .= ' ON DELETE ' . $fk->getOnDelete();
     }
     return $script;
 }

 public function getForeignKeyDDL(ForeignKey $fk)
 {
     if ($fk->isSkipSql()) {
         return;
     }
     $pattern = "CONSTRAINT %s\r\n    FOREIGN KEY (%s) REFERENCES %s (%s)";
     $script = sprintf($pattern, $this->quoteIdentifier($fk->getName()), $this->getColumnListDDL($fk->getLocalColumns()), $this->quoteIdentifier($fk->getForeignTableName()), $this->getColumnListDDL($fk->getForeignColumns()));
     if ($fk->hasOnDelete()) {
         $script .= "\r\n    ON DELETE " . $fk->getOnDelete();
     }
     return $script;
 }

 /**
  * Gets the "RelatedBy*" suffix (if needed) that is attached to method and variable names.
  *
  * The related by suffix is based on the local columns of the foreign key.  If there is more than
  * one column in a table that points to the same foreign table, then a 'RelatedByLocalColName' suffix
  * will be appended.
  *
  * @return     string
  */
 protected function getRelatedBySuffix(ForeignKey $fk)
 {
     $relCol = "";
     foreach ($fk->getLocalColumns() as $columnName) {
         $column = $fk->getTable()->getColumn($columnName);
         if (!$column) {
             $e = new Exception("Could not fetch column: {$columnName} in table " . $fk->getTable()->getName());
             print $e;
             throw $e;
         }
         if ($column->isMultipleFK() || $fk->getForeignTableName() == $fk->getTable()->getName()) {
             // if there are seeral foreign keys that point to the same table
             // then we need to generate methods like getAuthorRelatedByColName()
             // instead of just getAuthor().  Currently we are doing the same
             // for self-referential foreign keys, to avoid confusion.
             $relCol .= $column->getPhpName();
         }
     }
     if ($relCol != "") {
         $relCol = "RelatedBy" . $relCol;
     }
     return $relCol;
 }

 public function getFkPhpName(ForeignKey $fk)
 {
     if (count($localNames = $fk->getLocalColumns()) < 2 && '_id' == substr($localNames[0], -3)) {
         return substr($this->getTable()->getColumn($localNames[0])->getPhpName(), 0, -2);
     }
     return $this->getFkPhpNameAffix($fk);
 }