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Diffstat (limited to 'vendor/adodb/adodb-php/datadict/datadict-mysql.inc.php')
| -rw-r--r-- | vendor/adodb/adodb-php/datadict/datadict-mysql.inc.php | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/vendor/adodb/adodb-php/datadict/datadict-mysql.inc.php b/vendor/adodb/adodb-php/datadict/datadict-mysql.inc.php new file mode 100644 index 0000000..defb124 --- /dev/null +++ b/vendor/adodb/adodb-php/datadict/datadict-mysql.inc.php @@ -0,0 +1,183 @@ +<?php + +/** + @version v5.20.14 06-Jan-2019 + @copyright (c) 2000-2013 John Lim (jlim#natsoft.com). All rights reserved. + @copyright (c) 2014 Damien Regad, Mark Newnham and the ADOdb community + Released under both BSD license and Lesser GPL library license. + Whenever there is any discrepancy between the two licenses, + the BSD license will take precedence. + + Set tabs to 4 for best viewing. + +*/ + +// security - hide paths +if (!defined('ADODB_DIR')) die(); + +class ADODB2_mysql extends ADODB_DataDict { + var $databaseType = 'mysql'; + var $alterCol = ' MODIFY COLUMN'; + var $alterTableAddIndex = true; + var $dropTable = 'DROP TABLE IF EXISTS %s'; // requires mysql 3.22 or later + + var $dropIndex = 'DROP INDEX %s ON %s'; + var $renameColumn = 'ALTER TABLE %s CHANGE COLUMN %s %s %s'; // needs column-definition! + + function MetaType($t,$len=-1,$fieldobj=false) + { + if (is_object($t)) { + $fieldobj = $t; + $t = $fieldobj->type; + $len = $fieldobj->max_length; + } + $is_serial = is_object($fieldobj) && $fieldobj->primary_key && $fieldobj->auto_increment; + + $len = -1; // mysql max_length is not accurate + switch (strtoupper($t)) { + case 'STRING': + case 'CHAR': + case 'VARCHAR': + case 'TINYBLOB': + case 'TINYTEXT': + case 'ENUM': + case 'SET': + if ($len <= $this->blobSize) return 'C'; + + case 'TEXT': + case 'LONGTEXT': + case 'MEDIUMTEXT': + return 'X'; + + // php_mysql extension always returns 'blob' even if 'text' + // so we have to check whether binary... + case 'IMAGE': + case 'LONGBLOB': + case 'BLOB': + case 'MEDIUMBLOB': + return !empty($fieldobj->binary) ? 'B' : 'X'; + + case 'YEAR': + case 'DATE': return 'D'; + + case 'TIME': + case 'DATETIME': + case 'TIMESTAMP': return 'T'; + + case 'FLOAT': + case 'DOUBLE': + return 'F'; + + case 'INT': + case 'INTEGER': return $is_serial ? 'R' : 'I'; + case 'TINYINT': return $is_serial ? 'R' : 'I1'; + case 'SMALLINT': return $is_serial ? 'R' : 'I2'; + case 'MEDIUMINT': return $is_serial ? 'R' : 'I4'; + case 'BIGINT': return $is_serial ? 'R' : 'I8'; + default: return 'N'; + } + } + + function ActualType($meta) + { + switch(strtoupper($meta)) { + case 'C': return 'VARCHAR'; + case 'XL':return 'LONGTEXT'; + case 'X': return 'TEXT'; + + case 'C2': return 'VARCHAR'; + case 'X2': return 'LONGTEXT'; + + case 'B': return 'LONGBLOB'; + + case 'D': return 'DATE'; + case 'TS': + case 'T': return 'DATETIME'; + case 'L': return 'TINYINT'; + + case 'R': + case 'I4': + case 'I': return 'INTEGER'; + case 'I1': return 'TINYINT'; + case 'I2': return 'SMALLINT'; + case 'I8': return 'BIGINT'; + + case 'F': return 'DOUBLE'; + case 'N': return 'NUMERIC'; + default: + return $meta; + } + } + + // return string must begin with space + function _CreateSuffix($fname,&$ftype,$fnotnull,$fdefault,$fautoinc,$fconstraint,$funsigned) + { + $suffix = ''; + if ($funsigned) $suffix .= ' UNSIGNED'; + if ($fnotnull) $suffix .= ' NOT NULL'; + if (strlen($fdefault)) $suffix .= " DEFAULT $fdefault"; + if ($fautoinc) $suffix .= ' AUTO_INCREMENT'; + if ($fconstraint) $suffix .= ' '.$fconstraint; + return $suffix; + } + + /* + CREATE [TEMPORARY] TABLE [IF NOT EXISTS] tbl_name [(create_definition,...)] + [table_options] [select_statement] + create_definition: + col_name type [NOT NULL | NULL] [DEFAULT default_value] [AUTO_INCREMENT] + [PRIMARY KEY] [reference_definition] + or PRIMARY KEY (index_col_name,...) + or KEY [index_name] (index_col_name,...) + or INDEX [index_name] (index_col_name,...) + or UNIQUE [INDEX] [index_name] (index_col_name,...) + or FULLTEXT [INDEX] [index_name] (index_col_name,...) + or [CONSTRAINT symbol] FOREIGN KEY [index_name] (index_col_name,...) + [reference_definition] + or CHECK (expr) + */ + + /* + CREATE [UNIQUE|FULLTEXT] INDEX index_name + ON tbl_name (col_name[(length)],... ) + */ + + function _IndexSQL($idxname, $tabname, $flds, $idxoptions) + { + $sql = array(); + + if ( isset($idxoptions['REPLACE']) || isset($idxoptions['DROP']) ) { + if ($this->alterTableAddIndex) $sql[] = "ALTER TABLE $tabname DROP INDEX $idxname"; + else $sql[] = sprintf($this->dropIndex, $idxname, $tabname); + + if ( isset($idxoptions['DROP']) ) + return $sql; + } + + if ( empty ($flds) ) { + return $sql; + } + + if (isset($idxoptions['FULLTEXT'])) { + $unique = ' FULLTEXT'; + } elseif (isset($idxoptions['UNIQUE'])) { + $unique = ' UNIQUE'; + } else { + $unique = ''; + } + + if ( is_array($flds) ) $flds = implode(', ',$flds); + + if ($this->alterTableAddIndex) $s = "ALTER TABLE $tabname ADD $unique INDEX $idxname "; + else $s = 'CREATE' . $unique . ' INDEX ' . $idxname . ' ON ' . $tabname; + + $s .= ' (' . $flds . ')'; + + if ( isset($idxoptions[$this->upperName]) ) + $s .= $idxoptions[$this->upperName]; + + $sql[] = $s; + + return $sql; + } +} |