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add a copy of the mysql datadict driver to server as the mysqli datad…

…ict driver - seems to work but probably should do with some testing
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commit 91d50b643789ed59d1843540331d39b803d19547 1 parent 6c11e80
xxing authored November 15, 2006

Showing 1 changed file with 181 additions and 0 deletions. Show diff stats Hide diff stats

  1. 181  datadict/datadict-mysqli.inc.php
181  datadict/datadict-mysqli.inc.php
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+<?php
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+
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+/**
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+  V4.90 8 June 2006  (c) 2000-2006 John Lim (jlim#natsoft.com.my). All rights reserved.
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+  Released under both BSD license and Lesser GPL library license. 
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+  Whenever there is any discrepancy between the two licenses, 
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+  the BSD license will take precedence.
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+	
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+  Set tabs to 4 for best viewing.
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+ 
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+*/
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+
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+// security - hide paths
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+if (!defined('ADODB_DIR')) die();
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+
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+class ADODB2_mysqli extends ADODB_DataDict {
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+	var $databaseType = 'mysqli';
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+	var $alterCol = ' MODIFY COLUMN';
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+	var $alterTableAddIndex = true;
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+	var $dropTable = 'DROP TABLE IF EXISTS %s'; // requires mysql 3.22 or later
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+	
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+	var $dropIndex = 'DROP INDEX %s ON %s';
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+	var $renameColumn = 'ALTER TABLE %s CHANGE COLUMN %s %s %s';	// needs column-definition!
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+	
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+	function MetaType($t,$len=-1,$fieldobj=false)
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+	{
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+		if (is_object($t)) {
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+			$fieldobj = $t;
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+			$t = $fieldobj->type;
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+			$len = $fieldobj->max_length;
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+		}
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+		$is_serial = is_object($fieldobj) && $fieldobj->primary_key && $fieldobj->auto_increment;
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+		
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+		$len = -1; // mysql max_length is not accurate
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+		switch (strtoupper($t)) {
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+		case 'STRING': 
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+		case 'CHAR':
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+		case 'VARCHAR': 
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+		case 'TINYBLOB': 
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+		case 'TINYTEXT': 
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+		case 'ENUM': 
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+		case 'SET':
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+			if ($len <= $this->blobSize) return 'C';
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+			
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+		case 'TEXT':
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+		case 'LONGTEXT': 
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+		case 'MEDIUMTEXT':
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+			return 'X';
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+			
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+		// php_mysql extension always returns 'blob' even if 'text'
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+		// so we have to check whether binary...
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+		case 'IMAGE':
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+		case 'LONGBLOB': 
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+		case 'BLOB':
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+		case 'MEDIUMBLOB':
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+			return !empty($fieldobj->binary) ? 'B' : 'X';
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+			
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+		case 'YEAR':
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+		case 'DATE': return 'D';
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+		
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+		case 'TIME':
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+		case 'DATETIME':
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+		case 'TIMESTAMP': return 'T';
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+		
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+		case 'FLOAT':
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+		case 'DOUBLE':
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+			return 'F';
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+			
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+		case 'INT': 
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+		case 'INTEGER': return $is_serial ? 'R' : 'I';
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+		case 'TINYINT': return $is_serial ? 'R' : 'I1';
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+		case 'SMALLINT': return $is_serial ? 'R' : 'I2';
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+		case 'MEDIUMINT': return $is_serial ? 'R' : 'I4';
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+		case 'BIGINT':  return $is_serial ? 'R' : 'I8';
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+		default: return 'N';
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+		}
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+	}
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+
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+	function ActualType($meta)
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+	{
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+		switch(strtoupper($meta)) {
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+		case 'C': return 'VARCHAR';
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+		case 'XL':return 'LONGTEXT';
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+		case 'X': return 'TEXT';
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+		
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+		case 'C2': return 'VARCHAR';
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+		case 'X2': return 'LONGTEXT';
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+		
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+		case 'B': return 'LONGBLOB';
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+			
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+		case 'D': return 'DATE';
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+		case 'T': return 'DATETIME';
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+		case 'L': return 'TINYINT';
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+		
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+		case 'R':
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+		case 'I4':
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+		case 'I': return 'INTEGER';
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+		case 'I1': return 'TINYINT';
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+		case 'I2': return 'SMALLINT';
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+		case 'I8': return 'BIGINT';
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+		
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+		case 'F': return 'DOUBLE';
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+		case 'N': return 'NUMERIC';
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+		default:
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+			return $meta;
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+		}
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+	}
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+	
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+	// return string must begin with space
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+	function _CreateSuffix($fname,$ftype,$fnotnull,$fdefault,$fautoinc,$fconstraint,$funsigned)
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+	{	
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+		$suffix = '';
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+		if ($funsigned) $suffix .= ' UNSIGNED';
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+		if ($fnotnull) $suffix .= ' NOT NULL';
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+		if (strlen($fdefault)) $suffix .= " DEFAULT $fdefault";
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+		if ($fautoinc) $suffix .= ' AUTO_INCREMENT';
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+		if ($fconstraint) $suffix .= ' '.$fconstraint;
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+		return $suffix;
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+	}
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+	
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+	/*
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+	CREATE [TEMPORARY] TABLE [IF NOT EXISTS] tbl_name [(create_definition,...)]
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+		[table_options] [select_statement]
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+		create_definition:
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+		col_name type [NOT NULL | NULL] [DEFAULT default_value] [AUTO_INCREMENT]
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+		[PRIMARY KEY] [reference_definition]
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+		or PRIMARY KEY (index_col_name,...)
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+		or KEY [index_name] (index_col_name,...)
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+		or INDEX [index_name] (index_col_name,...)
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+		or UNIQUE [INDEX] [index_name] (index_col_name,...)
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+		or FULLTEXT [INDEX] [index_name] (index_col_name,...)
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+		or [CONSTRAINT symbol] FOREIGN KEY [index_name] (index_col_name,...)
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+		[reference_definition]
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+		or CHECK (expr)
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+	*/
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+	
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+	/*
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+	CREATE [UNIQUE|FULLTEXT] INDEX index_name
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+		ON tbl_name (col_name[(length)],... )
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+	*/
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+	
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+	function _IndexSQL($idxname, $tabname, $flds, $idxoptions)
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+	{
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+		$sql = array();
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+		
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+		if ( isset($idxoptions['REPLACE']) || isset($idxoptions['DROP']) ) {
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+			if ($this->alterTableAddIndex) $sql[] = "ALTER TABLE $tabname DROP INDEX $idxname";
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+			else $sql[] = sprintf($this->dropIndex, $idxname, $tabname);
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+
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+			if ( isset($idxoptions['DROP']) )
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+				return $sql;
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+		}
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+		
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+		if ( empty ($flds) ) {
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+			return $sql;
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+		}
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+		
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+		if (isset($idxoptions['FULLTEXT'])) {
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+			$unique = ' FULLTEXT';
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+		} elseif (isset($idxoptions['UNIQUE'])) {
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+			$unique = ' UNIQUE';
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+		} else {
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+			$unique = '';
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+		}
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+		
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+		if ( is_array($flds) ) $flds = implode(', ',$flds);
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+		
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+		if ($this->alterTableAddIndex) $s = "ALTER TABLE $tabname ADD $unique INDEX $idxname ";
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+		else $s = 'CREATE' . $unique . ' INDEX ' . $idxname . ' ON ' . $tabname;
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+		
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+		$s .= ' (' . $flds . ')';
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+		
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+		if ( isset($idxoptions[$this->upperName]) )
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+			$s .= $idxoptions[$this->upperName];
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+		
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+		$sql[] = $s;
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+		
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+		return $sql;
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+	}
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+}
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+?>

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