Update 2024-09-28 01:27:31
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@ -579,41 +579,57 @@ abstract class Schema implements SchemaInterface
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*/
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protected function isDataTypeChangeSignificant(string $currentType, string $expectedType): bool
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{
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// Normalize both input types to lowercase for case-insensitive comparison
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$currentType = strtolower($currentType);
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$expectedType = strtolower($expectedType);
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// Normalize both input types to lowercase and remove extra spaces for comparison
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$currentType = strtolower(trim($currentType));
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$expectedType = strtolower(trim($expectedType));
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// Regex to extract the base data type and numeric parameters with named groups
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$typePattern = '/^(?<datatype>\w+)(\((?<params>\d+(,\d+)?)\))?/';
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// Regex to extract the base data type and numeric parameters (size and precision) with named groups
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$typePattern = '/^(?<datatype>\w+)(\((?<params>\s*\d+\s*(,\s*\d+\s*)?)\))?/';
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// Match types and parameters
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preg_match($typePattern, $currentType, $currentMatches);
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preg_match($typePattern, $expectedType, $expectedMatches);
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// Compare base types
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// Compare base types (datatype without size/precision)
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if ($currentMatches['datatype'] !== $expectedMatches['datatype'])
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{
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return true; // Base types differ
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}
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// Define types where size and other modifiers are irrelevant
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// Define numeric types where display width is irrelevant but precision (for DECIMAL) matters
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$sizeIrrelevantTypes = [
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'int', 'tinyint', 'smallint', 'mediumint', 'bigint',
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'float', 'double', 'decimal', 'numeric' // Numeric types where display width is irrelevant
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'int', 'tinyint', 'smallint', 'mediumint', 'bigint',
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'float', 'double' // Numeric types where display width is irrelevant
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];
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// If the type is not in the size irrelevant list, compare full definitions
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if (!in_array($currentMatches['datatype'], $sizeIrrelevantTypes))
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// Handle DECIMAL and NUMERIC types explicitly (precision and scale are relevant)
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if (in_array($currentMatches['datatype'], ['decimal', 'numeric']))
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{
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return $currentType !== $expectedType; // Use full definition for types where size matters
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// Extract precision and scale (if present)
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if ($currentMatches['params'] !== $expectedMatches['params'])
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{
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return true; // Precision or scale has changed
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}
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}
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// For size irrelevant types, only compare base type, ignoring size and unsigned
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$currentBaseType = preg_replace('/\(\d+(,\d+)?\)|unsigned/', '', $currentType);
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$expectedBaseType = preg_replace('/\(\d+(,\d+)?\)|unsigned/', '', $expectedType);
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// Check if the type is in the list of size-irrelevant types
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if (in_array($currentMatches['datatype'], $sizeIrrelevantTypes))
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{
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// Remove irrelevant parts like display width and "unsigned" for size-irrelevant types, including extra spaces
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$currentBaseType = preg_replace('/\s*\(\s*\d+(\s*,\s*\d+)?\s*\)\s*|\s*unsigned\s*/', '', $currentType);
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$expectedBaseType = preg_replace('/\s*\(\s*\d+(\s*,\s*\d+)?\s*\)\s*|\s*unsigned\s*/', '', $expectedType);
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// Perform a final comparison for numeric types ignoring size
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return $currentBaseType !== $expectedBaseType;
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// Compare base types after normalization
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return $currentBaseType !== $expectedBaseType;
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}
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// For types where size is relevant (e.g., VARCHAR, CHAR, etc.), compare the full definitions
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// Normalize size parameters by removing extra spaces around commas, e.g., "decimal(5 , 2)" -> "decimal(5,2)"
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$normalizedCurrentType = preg_replace('/\s*,\s*/', ',', $currentType);
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$normalizedExpectedType = preg_replace('/\s*,\s*/', ',', $expectedType);
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// Perform a full comparison for types where size matters
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return $normalizedCurrentType !== $normalizedExpectedType;
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}
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/**
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@ -624,7 +640,7 @@ abstract class Schema implements SchemaInterface
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* @param mixed $currentDefault Current default value.
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* @param mixed $newDefault The new default value to be set.
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*
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* @return void
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* @return bool True if update was successful, false if no update was needed.
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* @since 3.2.1
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* @throws \Exception If there is an error updating column defaults.
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*/
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@ -640,13 +656,38 @@ abstract class Schema implements SchemaInterface
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$updateTable = 'UPDATE ' . $this->db->quoteName($this->getTable($table));
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$dbField = $this->db->quoteName($column);
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// Update SQL to set new default on existing rows where the default is currently the old default
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$sql = $updateTable . " SET $dbField = $sqlDefault WHERE $dbField IS NULL OR $dbField = ''";
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if (isset($this->columns[$column]))
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{
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$fieldType = strtoupper($this->columns[$column]->Type);
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// Execute the update
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$this->db->setQuery($sql);
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return $this->db->execute();
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} catch (\Exception $e) {
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// If the field is numeric, avoid comparing with empty string
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if (strpos($fieldType, 'INT') !== false ||
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strpos($fieldType, 'FLOAT') !== false ||
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strpos($fieldType, 'DOUBLE') !== false ||
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strpos($fieldType, 'DECIMAL') !== false)
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{
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$whereCondition = "$dbField IS NULL OR $dbField = 0";
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}
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else
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{
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// Default condition for non-numeric fields
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$whereCondition = "$dbField IS NULL OR $dbField = ''";
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}
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// Update SQL to set new default on existing rows where the default is currently the old default
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$sql = $updateTable . " SET $dbField = $sqlDefault WHERE $whereCondition";
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// Execute the update
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$this->db->setQuery($sql);
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return $this->db->execute();
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}
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else
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{
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throw new \Exception("Error: Column $column does not exist in table $table.");
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}
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}
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catch (\Exception $e)
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{
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throw new \Exception("Error: failed to update ($column) column defaults in $table table. " . $e->getMessage());
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}
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}
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@ -552,41 +552,57 @@
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*/
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protected function isDataTypeChangeSignificant(string $currentType, string $expectedType): bool
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{
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// Normalize both input types to lowercase for case-insensitive comparison
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$currentType = strtolower($currentType);
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$expectedType = strtolower($expectedType);
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// Normalize both input types to lowercase and remove extra spaces for comparison
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$currentType = strtolower(trim($currentType));
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$expectedType = strtolower(trim($expectedType));
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// Regex to extract the base data type and numeric parameters with named groups
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$typePattern = '/^(?<datatype>\w+)(\((?<params>\d+(,\d+)?)\))?/';
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// Regex to extract the base data type and numeric parameters (size and precision) with named groups
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$typePattern = '/^(?<datatype>\w+)(\((?<params>\s*\d+\s*(,\s*\d+\s*)?)\))?/';
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// Match types and parameters
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preg_match($typePattern, $currentType, $currentMatches);
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preg_match($typePattern, $expectedType, $expectedMatches);
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// Compare base types
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// Compare base types (datatype without size/precision)
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if ($currentMatches['datatype'] !== $expectedMatches['datatype'])
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{
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return true; // Base types differ
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}
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// Define types where size and other modifiers are irrelevant
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// Define numeric types where display width is irrelevant but precision (for DECIMAL) matters
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$sizeIrrelevantTypes = [
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'int', 'tinyint', 'smallint', 'mediumint', 'bigint',
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'float', 'double', 'decimal', 'numeric' // Numeric types where display width is irrelevant
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'int', 'tinyint', 'smallint', 'mediumint', 'bigint',
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'float', 'double' // Numeric types where display width is irrelevant
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];
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// If the type is not in the size irrelevant list, compare full definitions
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if (!in_array($currentMatches['datatype'], $sizeIrrelevantTypes))
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// Handle DECIMAL and NUMERIC types explicitly (precision and scale are relevant)
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if (in_array($currentMatches['datatype'], ['decimal', 'numeric']))
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{
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return $currentType !== $expectedType; // Use full definition for types where size matters
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// Extract precision and scale (if present)
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if ($currentMatches['params'] !== $expectedMatches['params'])
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{
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return true; // Precision or scale has changed
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}
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}
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// For size irrelevant types, only compare base type, ignoring size and unsigned
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$currentBaseType = preg_replace('/\(\d+(,\d+)?\)|unsigned/', '', $currentType);
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$expectedBaseType = preg_replace('/\(\d+(,\d+)?\)|unsigned/', '', $expectedType);
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// Check if the type is in the list of size-irrelevant types
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if (in_array($currentMatches['datatype'], $sizeIrrelevantTypes))
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{
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// Remove irrelevant parts like display width and "unsigned" for size-irrelevant types, including extra spaces
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$currentBaseType = preg_replace('/\s*\(\s*\d+(\s*,\s*\d+)?\s*\)\s*|\s*unsigned\s*/', '', $currentType);
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$expectedBaseType = preg_replace('/\s*\(\s*\d+(\s*,\s*\d+)?\s*\)\s*|\s*unsigned\s*/', '', $expectedType);
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// Perform a final comparison for numeric types ignoring size
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return $currentBaseType !== $expectedBaseType;
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// Compare base types after normalization
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return $currentBaseType !== $expectedBaseType;
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}
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// For types where size is relevant (e.g., VARCHAR, CHAR, etc.), compare the full definitions
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// Normalize size parameters by removing extra spaces around commas, e.g., "decimal(5 , 2)" -> "decimal(5,2)"
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$normalizedCurrentType = preg_replace('/\s*,\s*/', ',', $currentType);
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$normalizedExpectedType = preg_replace('/\s*,\s*/', ',', $expectedType);
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// Perform a full comparison for types where size matters
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return $normalizedCurrentType !== $normalizedExpectedType;
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}
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/**
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@ -597,7 +613,7 @@
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* @param mixed $currentDefault Current default value.
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* @param mixed $newDefault The new default value to be set.
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*
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* @return void
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* @return bool True if update was successful, false if no update was needed.
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* @since 3.2.1
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* @throws \Exception If there is an error updating column defaults.
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*/
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@ -613,13 +629,38 @@
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$updateTable = 'UPDATE ' . $this->db->quoteName($this->getTable($table));
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$dbField = $this->db->quoteName($column);
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// Update SQL to set new default on existing rows where the default is currently the old default
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$sql = $updateTable . " SET $dbField = $sqlDefault WHERE $dbField IS NULL OR $dbField = ''";
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if (isset($this->columns[$column]))
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{
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$fieldType = strtoupper($this->columns[$column]->Type);
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// Execute the update
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$this->db->setQuery($sql);
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return $this->db->execute();
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} catch (\Exception $e) {
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// If the field is numeric, avoid comparing with empty string
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if (strpos($fieldType, 'INT') !== false ||
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strpos($fieldType, 'FLOAT') !== false ||
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strpos($fieldType, 'DOUBLE') !== false ||
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strpos($fieldType, 'DECIMAL') !== false)
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{
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$whereCondition = "$dbField IS NULL OR $dbField = 0";
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}
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else
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{
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// Default condition for non-numeric fields
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$whereCondition = "$dbField IS NULL OR $dbField = ''";
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}
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// Update SQL to set new default on existing rows where the default is currently the old default
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$sql = $updateTable . " SET $dbField = $sqlDefault WHERE $whereCondition";
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// Execute the update
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$this->db->setQuery($sql);
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return $this->db->execute();
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}
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else
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{
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throw new \Exception("Error: Column $column does not exist in table $table.");
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}
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}
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catch (\Exception $e)
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{
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throw new \Exception("Error: failed to update ($column) column defaults in $table table. " . $e->getMessage());
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}
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}
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