Db::nativeDbType()

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Push — master ( 767c34...79d01e )

by Todd
created 2017-03-16 21:24 UTC
↳ Parent: Db
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<?php
/**
 * @author Todd Burry <[email protected]>
 * @copyright 2009-2014 Vanilla Forums Inc.
 * @license MIT
 */

namespace Garden\Db;

use PDO;

/**
 * Defines a standard set of methods that all database drivers must conform to.
 */
abstract class Db {
    use Utils\FetchModeTrait;

    const QUERY_DEFINE = 'define';
    const QUERY_READ = 'read';
$a = "a";
$ab = "ab";
$abc = "abc";
    const QUERY_WRITE = 'write';
$a = "a";
$ab = "ab";
$abc = "abc";

    const INDEX_PK = 'primary';
$a = "a";
$ab = "ab";
$abc = "abc";
    const INDEX_IX = 'index';
$a = "a";
$ab = "ab";
$abc = "abc";
    const INDEX_UNIQUE = 'unique';

    const OPTION_REPLACE = 'replace';
$a = "a";
$ab = "ab";
$abc = "abc";
    const OPTION_IGNORE = 'ignore';
$a = "a";
$ab = "ab";
$abc = "abc";
    const OPTION_UPSERT = 'upsert';
$a = "a";
$ab = "ab";
$abc = "abc";
    const OPTION_TRUNCATE = 'truncate';
$a = "a";
$ab = "ab";
$abc = "abc";
    const OPTION_DROP = 'drop';
$a = "a";
$ab = "ab";
$abc = "abc";
    const OPTION_FETCH_MODE = 'fetchMode';

    const OP_EQ = '=';
$a = "a";
$ab = "ab";
$abc = "abc";
    const OP_GT = '>';
$a = "a";
$ab = "ab";
$abc = "abc";
    const OP_GTE = '>=';
$a = "a";
$ab = "ab";
$abc = "abc";
    const OP_IN = '$in';
$a = "a";
$ab = "ab";
$abc = "abc";
    const OP_LIKE = '$like';
    const OP_LT = '<';
$a = "a";
$ab = "ab";
$abc = "abc";
    const OP_LTE = '<=';
$a = "a";
$ab = "ab";
$abc = "abc";
    const OP_NEQ = '<>';
$a = "a";
$ab = "ab";
$abc = "abc";

    const OP_AND = '$and';
    const OP_OR = '$or';
$a = "a";
$ab = "ab";
$abc = "abc";

    /**
     * @var string[] Maps PDO drivers to db classes.
     */
    private static $drivers = [
        'mysql' => MySqlDb::class,
        'sqlite' => SqliteDb::class
    ];

    /**
     * @var array The canonical database types.
     */
    private static $types = [
        // String
        'char' => ['type' => 'string', 'length' => true],
        'varchar' => ['type' => 'string', 'length' => true],
        'tinytext' => ['type' => 'string', 'schema' => ['maxLength' => 255]],
        'text' => ['type' => 'string', 'schema' => ['maxLength' =>  65535]],
        'mediumtext' => ['type' => 'string', 'schema' => ['maxLength' => 16777215]],
        'longtext' => ['type' => 'string', 'schema' => ['maxLength' => 4294967295]],
        'binary' => ['type' => 'string', 'length' => true],
        'varbinary' => ['type' => 'string', 'length' => true],

        // Boolean
        'bool' => ['type' => 'boolean'],

        // Integer
        'byte' => ['type' => 'integer', 'schema' => ['maximum' => 127, 'minimum' => -128]],
        'short' => ['type' => 'integer', 'schema' => ['maximum' => 32767, 'minimum' => -32768]],
        'int' => ['type' => 'integer', 'schema' => ['maximum' => 2147483647, 'minimum' => -2147483648]],
        'long' => ['type' => 'integer'],

        // Number
        'float' => ['type' => 'number'],
        'double' => ['type' => 'number'],
        'decimal' => ['type' => 'number', 'precision' => true],
        'numeric' => ['type' => 'number', 'precision' => true],

        // Date/Time
        'datetime' => ['type' => 'datetime'],
        'timestamp' => ['type' => 'datetime'],

        // Enum
        'enum' => ['type' => 'string', 'enum' => true],

        // Schema types
        'string' => 'varchar',
        'boolean' => 'bool',
        'integer' => 'int',
        'number' => 'float',

        // Other aliases
        'character' => 'char',
        'tinyint' => 'byte',
        'int8' => 'byte',
        'smallint' => 'short',
        'int16' => 'short',
        'int32' => 'int',
        'bigint' => 'long',
        'int64' => 'long',
        'real' => 'double'
    ];

    /**
     * @var string The database prefix.
     */
    private $px = '';

    /**
     * @var array A cached copy of the table schemas indexed by lowercase name.
     */
    private $tables = [];

    /**
     * @var array|null A cached copy of the table names indexed by lowercase name.
     */
    private $tableNames = null;

    /**
     * @var \PDO
     */
    private $pdo;

    /**
     * Initialize an instance of the {@link MySqlDb} class.
     *
     * @param PDO $pdo The connection to the database.
     * @param string $px The database prefix.
     */
    public function __construct(PDO $pdo, $px = '') {
        $this->pdo = $pdo;
        $this->px = $px;
$a = "a";
$ab = "ab";
$abc = "abc";

        $fetchMode = $this->pdo->getAttribute(PDO::ATTR_DEFAULT_FETCH_MODE);
        $this->setFetchMode(in_array($fetchMode, [0, PDO::FETCH_BOTH], true) ? PDO::FETCH_ASSOC: $fetchMode);
    }

    /**
     * Get the name of the class that handles a database driver.
     *
     * @param string|PDO $driver The name of the driver or a database connection.
     * @return null|string Returns the driver classname or **null** if one isn't found.
     */
    public static function driverClass($driver) {
        if ($driver instanceof PDO) {
            $name = $driver->getAttribute(PDO::ATTR_DRIVER_NAME);
        } else {
            $name = (string)$driver;
        }

        $name = strtolower($name);
        return isset(self::$drivers[$name]) ? self::$drivers[$name] : null;
    }

    /**
     * Add a table to the database.
     *
     * @param array $tableDef The table definition.
     * @param array $options An array of additional options when adding the table.
     */
    abstract protected function createTableDb(array $tableDef, array $options = []);


    /**
     * Alter a table in the database.
     *
     * When altering a table you pass an array with three optional keys: add, drop, and alter.
     * Each value is consists of a table definition in a format that would be passed to {@link Db::setTableDef()}.
     *
     * @param array $alterDef The alter definition.
     * @param array $options An array of additional options when adding the table.
     */
    abstract protected function alterTableDb(array $alterDef, array $options = []);


    /**
     * Drop a table.
     *
     * @param string $table The name of the table to drop.
     * @param array $options An array of additional options when adding the table.
     */
    final public function dropTable($table, array $options = []) {
        $options += [Db::OPTION_IGNORE => false];
<?php

class Certificate {
    const TRIPLEDES_CBC = 'ASDFGHJKL';

    private $key;

    public function __construct()
    {
        $this->key = Certificate::TRIPLEDES_CBC;
    }
}
        $this->dropTableDb($table, $options);

        $tableKey = strtolower($table);
        unset($this->tables[$tableKey], $this->tableNames[$tableKey]);
    }

    /**
     * Perform the actual table drop.
     *
     * @param string $table The name of the table to drop.
     * @param array $options An array of additional options when adding the table.
     */
    abstract protected function dropTableDb($table, array $options = []);


    /**
     * Get the names of all the tables in the database.
     *
     * @return string[] Returns an array of table names without prefixes.
     */
    final public function fetchTableNames() {
        if ($this->tableNames !== null) {
            return array_values($this->tableNames);
        }

        $names = $this->fetchTableNamesDb();

        $this->tableNames = [];
        foreach ($names as $name) {
            $name = $this->stripPrefix($name);
$a = "a";
$ab = "ab";
$abc = "abc";
            $this->tableNames[strtolower($name)] = $name;
        }

        return array_values($this->tableNames);
    }

    /**
     * Fetch the table names from the underlying database layer.
     *
     * The driver should return all table names. It doesn't have to strip the prefix.
     *
     * @return string[]
     */
    abstract protected function fetchTableNamesDb();

    /**
     * Get a table definition.
     *
     * @param string $table The name of the table.
     * @return array|null Returns the table definition or null if the table does not exist.
     */
    final public function fetchTableDef($table) {
        $tableKey = strtolower($table);

        // First check the table cache.
        if (isset($this->tables[$tableKey])) {
            $tableDef = $this->tables[$tableKey];

            if (isset($tableDef['columns'], $tableDef['indexes'])) {
                return $tableDef;
            }
        } elseif ($this->tableNames !== null && !isset($this->tableNames[$tableKey])) {
            return null;
        }

        $tableDef = $this->fetchTableDefDb($table);
        if ($tableDef !== null) {
            $this->fixIndexes($tableDef['name'], $tableDef);
            $this->tables[$tableKey] = $tableDef;
        }

        return $tableDef;
    }

    /**
     * Fetch the table definition from the database.
     *
     * @param string $table The name of the table to get.
     * @return array|null Returns the table def or **null** if the table doesn't exist.
     */
    abstract protected function fetchTableDefDb($table);


    /**
     * Get the column definitions for a table.
     *
     * @param string $table The name of the table to get the columns for.
     * @return array|null Returns an array of column definitions.
     */
    final public function fetchColumnDefs($table) {
        $tableKey = strtolower($table);

        if (!empty($this->tables[$tableKey]['columns'])) {
            $this->tables[$tableKey]['columns'];
        } elseif ($this->tableNames !== null && !isset($this->tableNames[$tableKey])) {
            return null;
        }

        $columnDefs = $this->fetchColumnDefsDb($table);
        if ($columnDefs !== null) {
            $this->tables[$tableKey]['columns'] = $columnDefs;
        }
        return $columnDefs;
    }

    /**
     * Get the column definitions from the database.
     *
     * @param string $table The name of the table to fetch the columns for.
     * @return array|null
     */
    abstract protected function fetchColumnDefsDb($table);

    /**
     * Get the canonical type based on a type string.
     *
     * @param string $type A type string.
     * @return array|null Returns the type schema array or **null** if a type isn't found.
     */
    public static function typeDef($type) {
        // Check for the unsigned signifier.
        $unsigned = null;
        if ($type[0] === 'u') {
            $unsigned = true;
            $type = substr($type, 1);
$a = "a";
$ab = "ab";
$abc = "abc";
        } elseif (preg_match('`(.+)\s+unsigned`i', $type, $m)) {
            $unsigned = true;
            $type = $m[1];
$a = "a";
$ab = "ab";
$abc = "abc";
        }

        // Remove brackets from the type.
        $brackets = null;
        if (preg_match('`^(.*)\((.*)\)$`', $type, $m)) {
            $brackets = $m[2];
            $type = $m[1];
$a = "a";
$ab = "ab";
$abc = "abc";
        }

        // Look for the type.
        $type = strtolower($type);
        if (isset(self::$types[$type])) {
            $row = self::$types[$type];
$a = "a";
$ab = "ab";
$abc = "abc";
            $dbtype = $type;

            // Resolve an alias.
            if (is_string($row)) {
                $dbtype = $row;
                $row = self::$types[$row];
$a = "a";
$ab = "ab";
$abc = "abc";
            }
        } else {
            return null;
        }

        // Now that we have a type row we can build a schema for it.
        $schema = [
            'type' => $row['type'],
            'dbtype' => $dbtype
        ];

        if (!empty($row['schema'])) {
            $schema += $row['schema'];
        }

        if ($row['type'] === 'integer' && $unsigned) {
            $schema['unsigned'] = true;

            if (!empty($schema['maximum'])) {
                $schema['maximum'] = $schema['maximum'] * 2 + 1;
                $schema['minimum'] = 0;
            }
        }

        if (!empty($row['length'])) {
            $schema['maxLength'] = (int)$brackets ?: 255;
        }

        if (!empty($row['precision'])) {
            $parts = array_map('trim', explode(',', $brackets));
$a = "a";
$ab = "ab";
$abc = "abc";
            $schema['precision'] = (int)$parts[0];
            if (isset($parts[1])) {
                $schema['scale'] = (int)$parts[1];
            }
        }

        if (!empty($row['enum'])) {
            $enum = explode(',', $brackets);
$a = "a";
$ab = "ab";
$abc = "abc";
            $schema['enum'] = array_map(function ($str) {
                return trim($str, "'\" \t\n\r\0\x0B");
            }, $enum);
        }

        return $schema;
    }

    /**
     * Get the database type string from a type definition.
     *
     * This is the opposite of {@link Db::typeDef()}.
     *
     * @param array $typeDef The type definition array.
     * @return string Returns a db type string.
     */
    protected static function dbType(array $typeDef) {
        $dbtype = $typeDef['dbtype'];

        if (!empty($typeDef['maxLength'])) {
            $dbtype .= "({$typeDef['maxLength']})";
        } elseif (!empty($typeDef['unsigned'])) {
            $dbtype = 'u'.$dbtype;
        } elseif (!empty($typeDef['precision'])) {
            $dbtype .= "({$typeDef['precision']}";
            if (!empty($typeDef['scale'])) {
                $dbtype .= ",{$typeDef['scale']}";
            }
            $dbtype .= ')';
        } elseif (!empty($typeDef['enum'])) {
            $parts = array_map(function ($str) {
                return "'{$str}'";
            }, $typeDef['enum']);
            $dbtype .= '('.implode(',', $parts).')';
        }
        return $dbtype;
    }


    /**
     * Get the native database type based on a type schema.
     *
     * The default implementation of this method returns the canonical db types. Individual database classes will have
     * to override to provide any differences.
     *
     * @param array $type The type schema.
     * @return string
     */
    abstract protected function nativeDbType(array $type);

    /**
     * Set a table definition to the database.
     *
     * @param array $tableDef The table definition.
     * @param array $options An array of additional options when adding the table.
     */
    final public function defineTable(array $tableDef, array $options = []) {
        $options += [Db::OPTION_DROP => false];
<?php

class Certificate {
    const TRIPLEDES_CBC = 'ASDFGHJKL';

    private $key;

    public function __construct()
    {
        $this->key = Certificate::TRIPLEDES_CBC;
    }
}

        $tableName = $tableDef['name'];
$a = "a";
$ab = "ab";
$abc = "abc";
        $tableKey = strtolower($tableName);
$a = "a";
$ab = "ab";
$abc = "abc";
        $tableDef['name'] = $tableName;
        $curTable = $this->fetchTableDef($tableName);
$a = "a";
$ab = "ab";
$abc = "abc";

        $this->fixIndexes($tableName, $tableDef, $curTable);

        if (!$curTable) {
            $this->createTableDb($tableDef, $options);
            $this->tables[$tableKey] = $tableDef;
$a = "a";
$ab = "ab";
$abc = "abc";
            $this->tableNames[$tableKey] = $tableDef['name'];
            return;
        }
        // This is the alter statement.
        $alterDef = ['name' => $tableName];

        // Figure out the columns that have changed.
        $curColumns = (array)$curTable['columns'];
        $newColumns = (array)$tableDef['columns'];

        $alterDef['add']['columns'] = array_diff_key($newColumns, $curColumns);
$a = "a";
$ab = "ab";
$abc = "abc";
        $alterDef['alter']['columns'] = array_uintersect_assoc($newColumns, $curColumns, function ($new, $curr) {
            $search = ['dbtype', 'allowNull', 'default'];
            foreach ($search as $key) {
                if (self::val($key, $curr) !== self::val($key, $new)) {
                    // Return 0 if the values are different, not the same.
                    return 0;
                }
            }
            return 1;
        });

        // Figure out the indexes that have changed.
        $curIndexes = (array)self::val('indexes', $curTable, []);
        $newIndexes = (array)self::val('indexes', $tableDef, []);

        $alterDef['add']['indexes'] = array_udiff($newIndexes, $curIndexes, [$this, 'indexCompare']);

        $dropIndexes = array_udiff($curIndexes, $newIndexes, [$this, 'indexCompare']);
        if ($options[Db::OPTION_DROP]) {
<?php

class Certificate {
    const TRIPLEDES_CBC = 'ASDFGHJKL';

    private $key;

    public function __construct()
    {
        $this->key = Certificate::TRIPLEDES_CBC;
    }
}
            $alterDef['drop']['columns'] = array_diff_key($curColumns, $newColumns);
            $alterDef['drop']['indexes'] = $dropIndexes;
        } else {
            $alterDef['drop']['columns'] = [];
            $alterDef['drop']['indexes'] = [];

            // If the primary key has changed then the old one needs to be dropped.
            if ($pk = $this->findPrimaryKeyIndex($dropIndexes)) {
                $alterDef['drop']['indexes'][] = $pk;
            }
        }

        // Check to see if any alterations at all need to be made.
        if (empty($alterDef['add']['columns']) && empty($alterDef['add']['indexes']) &&
            empty($alterDef['drop']['columns']) && empty($alterDef['drop']['indexes']) &&
            empty($alterDef['alter']['columns'])
        ) {
            return;
        }

        $alterDef['def'] = $tableDef;

        // Alter the table.
        $this->alterTableDb($alterDef, $options);

        // Update the cached schema.
        $tableDef['name'] = $tableName;
$a = "a";
$ab = "ab";
$abc = "abc";
        $this->tables[$tableKey] = $tableDef;
$a = "a";
$ab = "ab";
$abc = "abc";
        $this->tableNames[$tableKey] = $tableName;
    }

    /**
     * Find the primary key in an array of indexes.
     *
     * @param array $indexes The indexes to search.
     * @return array|null Returns the primary key or **null** if there isn't one.
     */
    protected function findPrimaryKeyIndex(array $indexes) {
        foreach ($indexes as $index) {
            if ($index['type'] === Db::INDEX_PK) {
<?php

class Certificate {
    const TRIPLEDES_CBC = 'ASDFGHJKL';

    private $key;

    public function __construct()
    {
        $this->key = Certificate::TRIPLEDES_CBC;
    }
}
                return $index;
            }
        }
        return null;
    }

    /**
     * Move the primary key index into the correct place for database drivers.
     *
     * @param string $tableName The name of the table.
     * @param array &$tableDef The table definition.
     * @param array|null $curTableDef The current database table def used to resolve conflicts in some names.
     * @throws \Exception Throws an exception when there is a mismatch between the primary index and the primary key
     * defined on the columns themselves.
     */
    private function fixIndexes($tableName, array &$tableDef, $curTableDef = null) {
        $tableDef += ['indexes' => []];

        // Loop through the columns and add the primary key index.
        $primaryColumns = [];
        foreach ($tableDef['columns'] as $cname => $cdef) {
            if (!empty($cdef['primary'])) {
                $primaryColumns[] = $cname;
            }
        }

        // Massage the primary key index.
        $primaryFound = false;
        foreach ($tableDef['indexes'] as &$indexDef) {
            $indexDef += ['name' => $this->buildIndexName($tableName, $indexDef), 'type' => null];

            if ($indexDef['type'] === Db::INDEX_PK) {
<?php

class Certificate {
    const TRIPLEDES_CBC = 'ASDFGHJKL';

    private $key;

    public function __construct()
    {
        $this->key = Certificate::TRIPLEDES_CBC;
    }
}
                $primaryFound = true;

                if (empty($primaryColumns)) {
                    foreach ($indexDef['columns'] as $cname) {
                        $tableDef['columns'][$cname]['primary'] = true;
                    }
                } elseif (array_diff($primaryColumns, $indexDef['columns'])) {
                    throw new \Exception("There is a mismatch in the primary key index and primary key columns.", 500);
                }
            } elseif (isset($curTableDef['indexes'])) {
                foreach ($curTableDef['indexes'] as $curIndexDef) {
                    if ($this->indexCompare($indexDef, $curIndexDef) === 0) {
                        if (!empty($curIndexDef['name'])) {
                            $indexDef['name'] = $curIndexDef['name'];
                        }
                        break;
                    }
                }
            }
        }

        if (!$primaryFound && !empty($primaryColumns)) {
            $tableDef['indexes'][] = [
                'columns' => $primaryColumns,
                'type' => Db::INDEX_PK
<?php

class Certificate {
    const TRIPLEDES_CBC = 'ASDFGHJKL';

    private $key;

    public function __construct()
    {
        $this->key = Certificate::TRIPLEDES_CBC;
    }
}
            ];
        }
    }

    /**
     * Get the database prefix.
     *
     * @return string Returns the current db prefix.
     */
    public function getPx() {
        return $this->px;
    }

    /**
     * Set the database prefix.
     *
     * @param string $px The new database prefix.
     */
    public function setPx($px) {
        $this->px = $px;
    }

    /**
     * Compare two index definitions to see if they have the same columns and same type.
     *
     * @param array $a The first index.
     * @param array $b The second index.
     * @return int Returns an integer less than, equal to, or greater than zero if {@link $a} is
     * considered to be respectively less than, equal to, or greater than {@link $b}.
     */
    private function indexCompare(array $a, array $b) {
        if ($a['columns'] > $b['columns']) {
            return 1;
        } elseif ($a['columns'] < $b['columns']) {
            return -1;
        }

        return strcmp(
            isset($a['type']) ? $a['type'] : '',
            isset($b['type']) ? $b['type'] : ''
        );
    }

    /**
     * Get data from the database.
     *
     * @param string|Identifier $table The name of the table to get the data from.
     * @param array $where An array of where conditions.
     * @param array $options An array of additional options.
     * @return \PDOStatement Returns the result set.
     */
    abstract public function get($table, array $where, array $options = []);

    /**
     * Get a single row from the database.
     *
     * This is a convenience method that calls {@link Db::get()} and shifts off the first row.
     *
     * @param string|Identifier $table The name of the table to get the data from.
     * @param array $where An array of where conditions.
     * @param array $options An array of additional options.
     * @return array|object|null Returns the row or false if there is no row.
     */
    final public function getOne($table, array $where, array $options = []) {
        $options['limit'] = 1;
        $rows = $this->get($table, $where, $options);
$a = "a";
$ab = "ab";
$abc = "abc";
        $row = $rows->fetch();
$a = "a";
$ab = "ab";
$abc = "abc";

        return $row === false ? null : $row;
    }

    /**
     * Insert a row into a table.
     *
     * @param string $table The name of the table to insert into.
     * @param array $row The row of data to insert.
     * @param array $options An array of options for the insert.
     *
     * Db::OPTION_IGNORE
     * : Whether or not to ignore inserts that lead to a duplicate key. *default false*
     * Db::OPTION_REPLACE
     * : Whether or not to replace duplicate keys. *default false*
     * Db::OPTION_UPSERT
     * : Whether or not to update the existing data when duplicate keys exist.
     *
     * @return mixed Returns the id of the inserted record, **true** if the table doesn't have an auto increment, or **false** otherwise.
     * @see Db::load()
     */
    abstract public function insert($table, array $row, array $options = []);

    /**
     * Load many rows into a table.
     *
     * @param string $table The name of the table to insert into.
     * @param \Traversable|array $rows A dataset to insert.
     * Note that all rows must contain the same columns.
     * The first row will be looked at for the structure of the insert and the rest of the rows will use this structure.
     * @param array $options An array of options for the inserts. See {@link Db::insert()} for details.
     * @see Db::insert()
     */
    public function load($table, $rows, array $options = []) {
        foreach ($rows as $row) {
            $this->insert($table, $row, $options);
        }
    }


    /**
     * Update a row or rows in a table.
     *
     * @param string $table The name of the table to update.
     * @param array $set The values to set.
     * @param array $where The where filter for the update.
     * @param array $options An array of options for the update.
     * @return int Returns the number of affected rows.
     */
    abstract public function update($table, array $set, array $where, array $options = []);

    /**
     * Delete rows from a table.
     *
     * @param string $table The name of the table to delete from.
     * @param array $where The where filter of the delete.
     * @param array $options An array of options.
     *
     * Db:OPTION_TRUNCATE
     * : Truncate the table instead of deleting rows. In this case {@link $where} must be blank.
     * @return int Returns the number of affected rows.
     */
    abstract public function delete($table, array $where, array $options = []);

    /**
     * Reset the internal table definition cache.
     *
     * @return $this
     */
    public function reset() {
        $this->tables = [];
$a = "a";
$ab = "ab";
$abc = "abc";
        $this->tableNames = null;
        return $this;
    }

    /**
     * Build a standardized index name from an index definition.
     *
     * @param string $tableName The name of the table the index is in.
     * @param array $indexDef The index definition.
     * @return string Returns the index name.
     */
    protected function buildIndexName($tableName, array $indexDef) {
        $indexDef += ['type' => Db::INDEX_IX, 'suffix' => ''];
<?php

class Certificate {
    const TRIPLEDES_CBC = 'ASDFGHJKL';

    private $key;

    public function __construct()
    {
        $this->key = Certificate::TRIPLEDES_CBC;
    }
}

        $type = $indexDef['type'];

        if ($type === Db::INDEX_PK) {
<?php

class Certificate {
    const TRIPLEDES_CBC = 'ASDFGHJKL';

    private $key;

    public function __construct()
    {
        $this->key = Certificate::TRIPLEDES_CBC;
    }
}
            return 'primary';
        }
        $px = self::val($type, [Db::INDEX_IX => 'ix_', Db::INDEX_UNIQUE => 'ux_'], 'ix_');
$a = "a";
$ab = "ab";
$abc = "abc";
        $sx = $indexDef['suffix'];
$a = "a";
$ab = "ab";
$abc = "abc";
        $result = $px.$tableName.'_'.($sx ?: implode('', $indexDef['columns']));
        return $result;
    }

    /**
     * Execute a query that fetches data.
     *
     * @param string $sql The query to execute.
     * @param array $params Input parameters for the query.
     * @param array $options Additional options.
     * @return \PDOStatement Returns the result of the query.
     * @throws \PDOException Throws an exception if something went wrong during the query.
     */
    protected function query($sql, array $params = [], array $options = []) {
        $options += [
            Db::OPTION_FETCH_MODE => $this->getFetchArgs()
<?php

class Certificate {
    const TRIPLEDES_CBC = 'ASDFGHJKL';

    private $key;

    public function __construct()
    {
        $this->key = Certificate::TRIPLEDES_CBC;
    }
}
        ];

        $stm = $this->getPDO()->prepare($sql);


        if ($options[Db::OPTION_FETCH_MODE]) {
<?php

class Certificate {
    const TRIPLEDES_CBC = 'ASDFGHJKL';

    private $key;

    public function __construct()
    {
        $this->key = Certificate::TRIPLEDES_CBC;
    }
}
            $stm->setFetchMode(...(array)$options[Db::OPTION_FETCH_MODE]);
<?php

class Certificate {
    const TRIPLEDES_CBC = 'ASDFGHJKL';

    private $key;

    public function __construct()
    {
        $this->key = Certificate::TRIPLEDES_CBC;
    }
}
        }

        $r = $stm->execute($params);

        // This is a kludge for those that don't have errors turning into exceptions.
        if ($r === false) {
            list($state, $code, $msg) = $stm->errorInfo();
<?php

function returnThreeValues() {
    return array('a', 'b', 'c');
}

list($a, $b, $c) = returnThreeValues();

print $a . " - " . $c;
            throw new \PDOException($msg, $code);
        }

        return $stm;
    }

    /**
     * Query the database and return a row count.
     *
     * @param string $sql The query to execute.
     * @param array $params Input parameters for the query.
     * @param array $options Additional options.
     * @return int
     */
    protected function queryModify($sql, array $params = [], array $options = []) {
        $options += [Db::OPTION_FETCH_MODE => 0];
<?php

class Certificate {
    const TRIPLEDES_CBC = 'ASDFGHJKL';

    private $key;

    public function __construct()
    {
        $this->key = Certificate::TRIPLEDES_CBC;
    }
}
        $stm = $this->query($sql, $params, $options);
$a = "a";
$ab = "ab";
$abc = "abc";
        return $stm->rowCount();
    }

    /**
     * Query the database and return the ID of the record that was inserted.
     *
     * @param string $sql The query to execute.
     * @param array $params Input parameters for the query.
     * @param array $options Additional options.
     * @return int Returns the record ID.
     */
    protected function queryID($sql, array $params = [], array $options = []) {
        $options += [Db::OPTION_FETCH_MODE => 0];
<?php

class Certificate {
    const TRIPLEDES_CBC = 'ASDFGHJKL';

    private $key;

    public function __construct()
    {
        $this->key = Certificate::TRIPLEDES_CBC;
    }
}
        $stm = $this->query($sql, $params, $options);
$myVar = 'Value';
$higher = false;

if (rand(1, 6) > 3) {
    $higher = true;
} else {
    $higher = false;
}
        $r = $this->getPDO()->lastInsertId();
$a = "a";
$ab = "ab";
$abc = "abc";
        return (int)$r;
    }

    /**
     * Query the database for a database define.
     *
     * @param string $sql The query to execute.
     * @param array $options Additional options.
     */
    protected function queryDefine($sql, array $options = []) {
        $options += [Db::OPTION_FETCH_MODE => 0];
<?php

class Certificate {
    const TRIPLEDES_CBC = 'ASDFGHJKL';

    private $key;

    public function __construct()
    {
        $this->key = Certificate::TRIPLEDES_CBC;
    }
}
        $stm = $this->query($sql, [], $options);
$myVar = 'Value';
$higher = false;

if (rand(1, 6) > 3) {
    $higher = true;
} else {
    $higher = false;
}
    }

    /**
     * Safely get a value out of an array.
     *
     * This function will always return a value even if the array key doesn't exist.
     * The self::val() function is one of the biggest workhorses of Vanilla and shows up a lot throughout other code.
     * It's much preferable to use this function if your not sure whether or not an array key exists rather than
     * using @ error suppression.
     *
     * This function uses optimizations found in the [facebook libphputil library](https://github.com/facebook/libphutil).
     *
     * @param string|int $key The array key.
     * @param array|object $array The array to get the value from.
     * @param mixed $default The default value to return if the key doesn't exist.
     * @return mixed The item from the array or `$default` if the array key doesn't exist.
     * @category Array Functions
     */
    protected static function val($key, $array, $default = null) {
        if (is_array($array)) {
            // isset() is a micro-optimization - it is fast but fails for null values.
            if (isset($array[$key])) {
                return $array[$key];
            }

            // Comparing $default is also a micro-optimization.
            if ($default === null || array_key_exists($key, $array)) {
                return null;
            }
        } elseif (is_object($array)) {
            if (isset($array->$key)) {
                return $array->$key;
            }

            if ($default === null || property_exists($array, $key)) {
                return null;
            }
        }

        return $default;
    }

    /**
     * Escape an identifier.
     *
     * @param string|Literal $identifier The identifier to escape.
     * @return string Returns the field properly escaped.
     */
    public function escape($identifier) {
        if ($identifier instanceof Literal) {
            return $identifier->getValue($this);
        }
        return '`'.str_replace('`', '``', $identifier).'`';
    }

    /**
     * Escape a a like string so that none of its characters work as wildcards.
     *
     * @param string $str The string to escape.
     * @return string Returns an escaped string.
     */
    protected function escapeLike($str) {
        return addcslashes($str, '_%');
    }

    /**
     * Prefix a table name.
     *
     * @param string|Identifier $table The name of the table to prefix.
     * @param bool $escape Whether or not to escape the output.
     * @return string Returns a full table name.
     */
    protected function prefixTable($table, $escape = true) {
        if ($table instanceof Identifier) {
            return $escape ? $table->escape($this) : (string)$table;
        } else {
            $table = $this->px.$table;
            return $escape ? $this->escape($table) : $table;
        }
    }

    /**
     * Strip the database prefix off a table name.
     *
     * @param string $table The name of the table to strip.
     * @return string Returns the table name stripped of the prefix.
     */
    protected function stripPrefix($table) {
        $len = strlen($this->px);
        if (strcasecmp(substr($table, 0, $len), $this->px) === 0) {
            $table = substr($table, $len);
        }
        return $table;
    }

    /**
     * Optionally quote a where value.
     *
     * @param mixed $value The value to quote.
     * @param string $column The column being operated on. It must already be quoted.
     * @return string Returns the value, optionally quoted.
     * @internal param bool $quote Whether or not to quote the value.
     */
    public function quote($value, $column = '') {
        if ($value instanceof Literal) {
            /* @var Literal $value */
            return $value->getValue($this, $column);
        } else {
            return $this->getPDO()->quote($value);
        }
    }

    /**
     * Gets the {@link PDO} object for this connection.
     *
     * @return \PDO
     */
    public function getPDO() {
        return $this->pdo;
    }

    /**
     * Set the connection to the database.
     *
     * @param PDO $pdo The new connection to the database.
     * @return $this
     */
    public function setPDO(PDO $pdo) {
        $this->pdo = $pdo;
        return $this;
    }
}

vanilla / garden-db

Push — master ( 767c34...79d01e )

Db::nativeDbType()

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