[2] | 1 | <?php |
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| 2 | /* |
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| 3 | V4.51 29 July 2004 (c) 2000-2004 John Lim (jlim@natsoft.com.my). All rights reserved. |
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| 4 | Released under both BSD license and Lesser GPL library license. |
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| 5 | Whenever there is any discrepancy between the two licenses, |
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| 6 | the BSD license will take precedence. |
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| 7 | Set tabs to 8. |
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| 8 | |
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| 9 | MySQL code that does not support transactions. Use mysqlt if you need transactions. |
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| 10 | Requires mysql client. Works on Windows and Unix. |
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| 11 | |
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| 12 | 28 Feb 2001: MetaColumns bug fix - suggested by Freek Dijkstra (phpeverywhere@macfreek.com) |
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| 13 | */ |
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| 14 | |
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| 15 | // security - hide paths |
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| 16 | if (!defined('ADODB_DIR')) die(); |
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| 17 | |
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| 18 | if (! defined("_ADODB_MYSQL_LAYER")) { |
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| 19 | define("_ADODB_MYSQL_LAYER", 1 ); |
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| 20 | |
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| 21 | class ADODB_mysql extends ADOConnection { |
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| 22 | var $databaseType = 'mysql'; |
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| 23 | var $dataProvider = 'mysql'; |
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| 24 | var $hasInsertID = true; |
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| 25 | var $hasAffectedRows = true; |
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| 26 | var $metaTablesSQL = "SHOW TABLES"; |
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| 27 | var $metaColumnsSQL = "SHOW COLUMNS FROM %s"; |
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| 28 | var $fmtTimeStamp = "'Y-m-d H:i:s'"; |
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| 29 | var $hasLimit = true; |
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| 30 | var $hasMoveFirst = true; |
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| 31 | var $hasGenID = true; |
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| 32 | var $isoDates = true; // accepts dates in ISO format |
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| 33 | var $sysDate = 'CURDATE()'; |
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| 34 | var $sysTimeStamp = 'NOW()'; |
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| 35 | var $hasTransactions = false; |
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| 36 | var $forceNewConnect = false; |
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| 37 | var $poorAffectedRows = true; |
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| 38 | var $clientFlags = 0; |
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| 39 | var $substr = "substring"; |
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| 40 | var $nameQuote = '`'; /// string to use to quote identifiers and names |
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| 41 | |
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| 42 | function ADODB_mysql() |
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| 43 | { |
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| 44 | if (defined('ADODB_EXTENSION')) $this->rsPrefix .= 'ext_'; |
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| 45 | } |
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| 46 | |
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| 47 | function ServerInfo() |
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| 48 | { |
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| 49 | $arr['description'] = ADOConnection::GetOne("select version()"); |
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| 50 | $arr['version'] = ADOConnection::_findvers($arr['description']); |
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| 51 | return $arr; |
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| 52 | } |
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| 53 | |
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| 54 | function IfNull( $field, $ifNull ) |
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| 55 | { |
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| 56 | return " IFNULL($field, $ifNull) "; // if MySQL |
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| 57 | } |
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| 58 | |
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| 59 | function &MetaTables($ttype=false,$showSchema=false,$mask=false) |
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| 60 | { |
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| 61 | $save = $this->metaTablesSQL; |
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| 62 | if ($showSchema && is_string($showSchema)) { |
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| 63 | $this->metaTablesSQL .= " from $showSchema"; |
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| 64 | } |
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| 65 | |
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| 66 | if ($mask) { |
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| 67 | $mask = $this->qstr($mask); |
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| 68 | $this->metaTablesSQL .= " like $mask"; |
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| 69 | } |
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| 70 | $ret =& ADOConnection::MetaTables($ttype,$showSchema); |
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| 71 | |
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| 72 | $this->metaTablesSQL = $save; |
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| 73 | return $ret; |
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| 74 | } |
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| 75 | |
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| 76 | |
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| 77 | function &MetaIndexes ($table, $primary = FALSE, $owner=false) |
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| 78 | { |
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| 79 | // save old fetch mode |
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| 80 | global $ADODB_FETCH_MODE; |
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| 81 | |
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| 82 | $save = $ADODB_FETCH_MODE; |
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| 83 | $ADODB_FETCH_MODE = ADODB_FETCH_NUM; |
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| 84 | if ($this->fetchMode !== FALSE) { |
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| 85 | $savem = $this->SetFetchMode(FALSE); |
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| 86 | } |
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| 87 | |
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| 88 | // get index details |
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| 89 | $rs = $this->Execute(sprintf('SHOW INDEX FROM %s',$table)); |
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| 90 | |
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| 91 | // restore fetchmode |
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| 92 | if (isset($savem)) { |
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| 93 | $this->SetFetchMode($savem); |
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| 94 | } |
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| 95 | $ADODB_FETCH_MODE = $save; |
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| 96 | |
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| 97 | if (!is_object($rs)) { |
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| 98 | return FALSE; |
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| 99 | } |
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| 100 | |
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| 101 | $indexes = array (); |
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| 102 | |
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| 103 | // parse index data into array |
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| 104 | while ($row = $rs->FetchRow()) { |
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| 105 | if ($primary == FALSE AND $row[2] == 'PRIMARY') { |
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| 106 | continue; |
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| 107 | } |
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| 108 | |
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| 109 | if (!isset($indexes[$row[2]])) { |
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| 110 | $indexes[$row[2]] = array( |
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| 111 | 'unique' => ($row[1] == 0), |
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| 112 | 'columns' => array() |
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| 113 | ); |
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| 114 | } |
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| 115 | |
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| 116 | $indexes[$row[2]]['columns'][$row[3] - 1] = $row[4]; |
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| 117 | } |
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| 118 | |
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| 119 | // sort columns by order in the index |
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| 120 | foreach ( array_keys ($indexes) as $index ) |
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| 121 | { |
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| 122 | ksort ($indexes[$index]['columns']); |
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| 123 | } |
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| 124 | |
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| 125 | return $indexes; |
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| 126 | } |
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| 127 | |
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| 128 | |
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| 129 | // if magic quotes disabled, use mysql_real_escape_string() |
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| 130 | function qstr($s,$magic_quotes=false) |
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| 131 | { |
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| 132 | if (!$magic_quotes) { |
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| 133 | |
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| 134 | if (ADODB_PHPVER >= 0x4300) { |
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| 135 | if (is_resource($this->_connectionID)) |
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| 136 | return "'".mysql_real_escape_string($s,$this->_connectionID)."'"; |
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| 137 | } |
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| 138 | if ($this->replaceQuote[0] == '\\'){ |
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| 139 | $s = adodb_str_replace(array('\\',"\0"),array('\\\\',"\\\0"),$s); |
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| 140 | } |
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| 141 | return "'".str_replace("'",$this->replaceQuote,$s)."'"; |
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| 142 | } |
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| 143 | |
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| 144 | // undo magic quotes for " |
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| 145 | $s = str_replace('\\"','"',$s); |
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| 146 | return "'$s'"; |
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| 147 | } |
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| 148 | |
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| 149 | function _insertid() |
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| 150 | { |
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| 151 | return mysql_insert_id($this->_connectionID); |
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| 152 | } |
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| 153 | |
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| 154 | function GetOne($sql,$inputarr=false) |
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| 155 | { |
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| 156 | if (strncasecmp($sql,'sele',4) == 0) { |
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| 157 | $rs =& $this->SelectLimit($sql,1,-1,$inputarr); |
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| 158 | if ($rs) { |
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| 159 | $rs->Close(); |
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| 160 | if ($rs->EOF) return false; |
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| 161 | return reset($rs->fields); |
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| 162 | } |
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| 163 | } else { |
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| 164 | return ADOConnection::GetOne($sql,$inputarr); |
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| 165 | } |
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| 166 | return false; |
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| 167 | } |
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| 168 | |
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| 169 | function BeginTrans() |
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| 170 | { |
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| 171 | if ($this->debug) ADOConnection::outp("Transactions not supported in 'mysql' driver. Use 'mysqlt' or 'mysqli' driver"); |
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| 172 | } |
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| 173 | |
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| 174 | function _affectedrows() |
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| 175 | { |
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| 176 | return mysql_affected_rows($this->_connectionID); |
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| 177 | } |
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| 178 | |
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| 179 | // See http://www.mysql.com/doc/M/i/Miscellaneous_functions.html |
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| 180 | // Reference on Last_Insert_ID on the recommended way to simulate sequences |
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| 181 | var $_genIDSQL = "update %s set id=LAST_INSERT_ID(id+1);"; |
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| 182 | var $_genSeqSQL = "create table %s (id int not null)"; |
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| 183 | var $_genSeq2SQL = "insert into %s values (%s)"; |
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| 184 | var $_dropSeqSQL = "drop table %s"; |
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| 185 | |
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| 186 | function CreateSequence($seqname='adodbseq',$startID=1) |
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| 187 | { |
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| 188 | if (empty($this->_genSeqSQL)) return false; |
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| 189 | $u = strtoupper($seqname); |
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| 190 | |
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| 191 | $ok = $this->Execute(sprintf($this->_genSeqSQL,$seqname)); |
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| 192 | if (!$ok) return false; |
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| 193 | return $this->Execute(sprintf($this->_genSeq2SQL,$seqname,$startID-1)); |
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| 194 | } |
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| 195 | |
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| 196 | |
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| 197 | function GenID($seqname='adodbseq',$startID=1) |
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| 198 | { |
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| 199 | // post-nuke sets hasGenID to false |
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| 200 | if (!$this->hasGenID) return false; |
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| 201 | |
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| 202 | $savelog = $this->_logsql; |
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| 203 | $this->_logsql = false; |
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| 204 | $getnext = sprintf($this->_genIDSQL,$seqname); |
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| 205 | $holdtransOK = $this->_transOK; // save the current status |
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| 206 | $rs = @$this->Execute($getnext); |
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| 207 | if (!$rs) { |
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| 208 | if ($holdtransOK) $this->_transOK = true; //if the status was ok before reset |
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| 209 | $u = strtoupper($seqname); |
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| 210 | $this->Execute(sprintf($this->_genSeqSQL,$seqname)); |
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| 211 | $this->Execute(sprintf($this->_genSeq2SQL,$seqname,$startID-1)); |
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| 212 | $rs = $this->Execute($getnext); |
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| 213 | } |
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| 214 | $this->genID = mysql_insert_id($this->_connectionID); |
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| 215 | |
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| 216 | if ($rs) $rs->Close(); |
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| 217 | |
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| 218 | $this->_logsql = $savelog; |
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| 219 | return $this->genID; |
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| 220 | } |
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| 221 | |
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| 222 | function &MetaDatabases() |
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| 223 | { |
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| 224 | $qid = mysql_list_dbs($this->_connectionID); |
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| 225 | $arr = array(); |
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| 226 | $i = 0; |
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| 227 | $max = mysql_num_rows($qid); |
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| 228 | while ($i < $max) { |
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| 229 | $db = mysql_tablename($qid,$i); |
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| 230 | if ($db != 'mysql') $arr[] = $db; |
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| 231 | $i += 1; |
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| 232 | } |
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| 233 | return $arr; |
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| 234 | } |
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| 235 | |
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| 236 | |
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| 237 | // Format date column in sql string given an input format that understands Y M D |
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| 238 | function SQLDate($fmt, $col=false) |
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| 239 | { |
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| 240 | if (!$col) $col = $this->sysTimeStamp; |
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| 241 | $s = 'DATE_FORMAT('.$col.",'"; |
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| 242 | $concat = false; |
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| 243 | $len = strlen($fmt); |
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| 244 | for ($i=0; $i < $len; $i++) { |
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| 245 | $ch = $fmt[$i]; |
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| 246 | switch($ch) { |
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| 247 | |
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| 248 | default: |
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| 249 | if ($ch == '\\') { |
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| 250 | $i++; |
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| 251 | $ch = substr($fmt,$i,1); |
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| 252 | } |
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| 253 | /** FALL THROUGH */ |
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| 254 | case '-': |
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| 255 | case '/': |
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| 256 | $s .= $ch; |
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| 257 | break; |
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| 258 | |
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| 259 | case 'Y': |
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| 260 | case 'y': |
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| 261 | $s .= '%Y'; |
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| 262 | break; |
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| 263 | case 'M': |
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| 264 | $s .= '%b'; |
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| 265 | break; |
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| 266 | |
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| 267 | case 'm': |
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| 268 | $s .= '%m'; |
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| 269 | break; |
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| 270 | case 'D': |
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| 271 | case 'd': |
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| 272 | $s .= '%d'; |
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| 273 | break; |
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| 274 | |
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| 275 | case 'Q': |
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| 276 | case 'q': |
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| 277 | $s .= "'),Quarter($col)"; |
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| 278 | |
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| 279 | if ($len > $i+1) $s .= ",DATE_FORMAT($col,'"; |
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| 280 | else $s .= ",('"; |
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| 281 | $concat = true; |
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| 282 | break; |
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| 283 | |
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| 284 | case 'H': |
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| 285 | $s .= '%H'; |
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| 286 | break; |
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| 287 | |
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| 288 | case 'h': |
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| 289 | $s .= '%I'; |
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| 290 | break; |
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| 291 | |
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| 292 | case 'i': |
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| 293 | $s .= '%i'; |
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| 294 | break; |
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| 295 | |
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| 296 | case 's': |
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| 297 | $s .= '%s'; |
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| 298 | break; |
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| 299 | |
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| 300 | case 'a': |
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| 301 | case 'A': |
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| 302 | $s .= '%p'; |
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| 303 | break; |
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| 304 | |
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| 305 | |
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| 306 | } |
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| 307 | } |
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| 308 | $s.="')"; |
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| 309 | if ($concat) $s = "CONCAT($s)"; |
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| 310 | return $s; |
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| 311 | } |
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| 312 | |
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| 313 | |
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| 314 | // returns concatenated string |
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| 315 | // much easier to run "mysqld --ansi" or "mysqld --sql-mode=PIPES_AS_CONCAT" and use || operator |
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| 316 | function Concat() |
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| 317 | { |
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| 318 | $s = ""; |
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| 319 | $arr = func_get_args(); |
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| 320 | |
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| 321 | // suggestion by andrew005@mnogo.ru |
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| 322 | $s = implode(',',$arr); |
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| 323 | if (strlen($s) > 0) return "CONCAT($s)"; |
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| 324 | else return ''; |
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| 325 | } |
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| 326 | |
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| 327 | function OffsetDate($dayFraction,$date=false) |
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| 328 | { |
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| 329 | if (!$date) $date = $this->sysDate; |
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| 330 | return "from_unixtime(unix_timestamp($date)+($dayFraction)*24*3600)"; |
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| 331 | } |
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| 332 | |
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| 333 | // returns true or false |
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| 334 | function _connect($argHostname, $argUsername, $argPassword, $argDatabasename) |
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| 335 | { |
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| 336 | if (ADODB_PHPVER >= 0x4300) |
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| 337 | $this->_connectionID = mysql_connect($argHostname,$argUsername,$argPassword, |
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| 338 | $this->forceNewConnect,$this->clientFlags); |
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| 339 | else if (ADODB_PHPVER >= 0x4200) |
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| 340 | $this->_connectionID = mysql_connect($argHostname,$argUsername,$argPassword, |
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| 341 | $this->forceNewConnect); |
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| 342 | else |
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| 343 | $this->_connectionID = mysql_connect($argHostname,$argUsername,$argPassword); |
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| 344 | |
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| 345 | if ($this->_connectionID === false) return false; |
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| 346 | if ($argDatabasename) return $this->SelectDB($argDatabasename); |
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| 347 | return true; |
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| 348 | } |
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| 349 | |
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| 350 | // returns true or false |
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| 351 | function _pconnect($argHostname, $argUsername, $argPassword, $argDatabasename) |
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| 352 | { |
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| 353 | if (ADODB_PHPVER >= 0x4300) |
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| 354 | $this->_connectionID = mysql_pconnect($argHostname,$argUsername,$argPassword,$this->clientFlags); |
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| 355 | else |
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| 356 | $this->_connectionID = mysql_pconnect($argHostname,$argUsername,$argPassword); |
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| 357 | if ($this->_connectionID === false) return false; |
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| 358 | if ($this->autoRollback) $this->RollbackTrans(); |
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| 359 | if ($argDatabasename) return $this->SelectDB($argDatabasename); |
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| 360 | return true; |
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| 361 | } |
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| 362 | |
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| 363 | function _nconnect($argHostname, $argUsername, $argPassword, $argDatabasename) |
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| 364 | { |
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| 365 | $this->forceNewConnect = true; |
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| 366 | return $this->_connect($argHostname, $argUsername, $argPassword, $argDatabasename); |
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| 367 | } |
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| 368 | |
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| 369 | function &MetaColumns($table) |
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| 370 | { |
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| 371 | |
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| 372 | if ($this->metaColumnsSQL) { |
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| 373 | global $ADODB_FETCH_MODE; |
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| 374 | |
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| 375 | $save = $ADODB_FETCH_MODE; |
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| 376 | $ADODB_FETCH_MODE = ADODB_FETCH_NUM; |
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| 377 | if ($this->fetchMode !== false) $savem = $this->SetFetchMode(false); |
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| 378 | |
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| 379 | $rs = $this->Execute(sprintf($this->metaColumnsSQL,$table)); |
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| 380 | |
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| 381 | if (isset($savem)) $this->SetFetchMode($savem); |
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| 382 | $ADODB_FETCH_MODE = $save; |
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| 383 | |
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| 384 | if ($rs === false) return false; |
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| 385 | |
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| 386 | $retarr = array(); |
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| 387 | while (!$rs->EOF){ |
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| 388 | $fld = new ADOFieldObject(); |
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| 389 | $fld->name = $rs->fields[0]; |
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| 390 | $type = $rs->fields[1]; |
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| 391 | |
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| 392 | |
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| 393 | // split type into type(length): |
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| 394 | $fld->scale = null; |
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| 395 | if (strpos($type,',') && preg_match("/^(.+)\((\d+),(\d+)/", $type, $query_array)) { |
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| 396 | $fld->type = $query_array[1]; |
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| 397 | $fld->max_length = is_numeric($query_array[2]) ? $query_array[2] : -1; |
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| 398 | $fld->scale = is_numeric($query_array[3]) ? $query_array[3] : -1; |
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| 399 | } elseif (preg_match("/^(.+)\((\d+)/", $type, $query_array)) { |
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| 400 | $fld->type = $query_array[1]; |
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| 401 | $fld->max_length = is_numeric($query_array[2]) ? $query_array[2] : -1; |
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| 402 | } else { |
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| 403 | $fld->max_length = -1; |
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| 404 | $fld->type = $type; |
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| 405 | } |
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| 406 | /* |
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| 407 | // split type into type(length): |
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| 408 | if (preg_match("/^(.+)\((\d+)/", $type, $query_array)) { |
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| 409 | $fld->type = $query_array[1]; |
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| 410 | $fld->max_length = is_numeric($query_array[2]) ? $query_array[2] : -1; |
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| 411 | } else { |
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| 412 | $fld->max_length = -1; |
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| 413 | $fld->type = $type; |
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| 414 | }*/ |
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| 415 | $fld->not_null = ($rs->fields[2] != 'YES'); |
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| 416 | $fld->primary_key = ($rs->fields[3] == 'PRI'); |
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| 417 | $fld->auto_increment = (strpos($rs->fields[5], 'auto_increment') !== false); |
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| 418 | $fld->binary = (strpos($fld->type,'blob') !== false); |
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| 419 | |
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| 420 | if (!$fld->binary) { |
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| 421 | $d = $rs->fields[4]; |
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| 422 | if ($d != "" && $d != "NULL") { |
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| 423 | $fld->has_default = true; |
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| 424 | $fld->default_value = $d; |
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| 425 | } else { |
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| 426 | $fld->has_default = false; |
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| 427 | } |
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| 428 | } |
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| 429 | if ($save == ADODB_FETCH_NUM) $retarr[] = $fld; |
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| 430 | else $retarr[strtoupper($fld->name)] = $fld; |
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| 431 | $rs->MoveNext(); |
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| 432 | } |
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| 433 | $rs->Close(); |
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| 434 | return $retarr; |
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| 435 | } |
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| 436 | return false; |
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| 437 | } |
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| 438 | |
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| 439 | // returns true or false |
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| 440 | function SelectDB($dbName) |
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| 441 | { |
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| 442 | $this->databaseName = $dbName; |
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| 443 | if ($this->_connectionID) { |
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| 444 | return @mysql_select_db($dbName,$this->_connectionID); |
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| 445 | } |
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| 446 | else return false; |
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| 447 | } |
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| 448 | |
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| 449 | // parameters use PostgreSQL convention, not MySQL |
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| 450 | function &SelectLimit($sql,$nrows=-1,$offset=-1,$inputarr=false,$secs=0) |
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| 451 | { |
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| 452 | $offsetStr =($offset>=0) ? "$offset," : ''; |
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| 453 | // jason judge, see http://phplens.com/lens/lensforum/msgs.php?id=9220 |
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| 454 | if ($nrows < 0) $nrows = '18446744073709551615'; |
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| 455 | |
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| 456 | if ($secs) |
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| 457 | $rs =& $this->CacheExecute($secs,$sql." LIMIT $offsetStr$nrows",$inputarr); |
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| 458 | else |
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| 459 | $rs =& $this->Execute($sql." LIMIT $offsetStr$nrows",$inputarr); |
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| 460 | return $rs; |
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| 461 | } |
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| 462 | |
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| 463 | // returns queryID or false |
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| 464 | function _query($sql,$inputarr) |
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| 465 | { |
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| 466 | //global $ADODB_COUNTRECS; |
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| 467 | //if($ADODB_COUNTRECS) |
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| 468 | return mysql_query($sql,$this->_connectionID); |
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| 469 | //else return @mysql_unbuffered_query($sql,$this->_connectionID); // requires PHP >= 4.0.6 |
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| 470 | } |
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| 471 | |
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| 472 | /* Returns: the last error message from previous database operation */ |
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| 473 | function ErrorMsg() |
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| 474 | { |
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| 475 | |
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| 476 | if ($this->_logsql) return $this->_errorMsg; |
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| 477 | if (empty($this->_connectionID)) $this->_errorMsg = @mysql_error(); |
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| 478 | else $this->_errorMsg = @mysql_error($this->_connectionID); |
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| 479 | return $this->_errorMsg; |
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| 480 | } |
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| 481 | |
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| 482 | /* Returns: the last error number from previous database operation */ |
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| 483 | function ErrorNo() |
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| 484 | { |
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| 485 | if ($this->_logsql) return $this->_errorCode; |
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| 486 | if (empty($this->_connectionID)) return @mysql_errno(); |
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| 487 | else return @mysql_errno($this->_connectionID); |
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| 488 | } |
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| 489 | |
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| 490 | // returns true or false |
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| 491 | function _close() |
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| 492 | { |
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| 493 | @mysql_close($this->_connectionID); |
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| 494 | $this->_connectionID = false; |
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| 495 | } |
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| 496 | |
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| 497 | |
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| 498 | /* |
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| 499 | * Maximum size of C field |
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| 500 | */ |
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| 501 | function CharMax() |
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| 502 | { |
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| 503 | return 255; |
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| 504 | } |
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| 505 | |
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| 506 | /* |
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| 507 | * Maximum size of X field |
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| 508 | */ |
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| 509 | function TextMax() |
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| 510 | { |
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| 511 | return 4294967295; |
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| 512 | } |
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| 513 | |
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| 514 | } |
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| 515 | |
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| 516 | /*-------------------------------------------------------------------------------------- |
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| 517 | Class Name: Recordset |
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| 518 | --------------------------------------------------------------------------------------*/ |
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| 519 | |
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| 520 | |
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| 521 | class ADORecordSet_mysql extends ADORecordSet{ |
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| 522 | |
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| 523 | var $databaseType = "mysql"; |
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| 524 | var $canSeek = true; |
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| 525 | |
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| 526 | function ADORecordSet_mysql($queryID,$mode=false) |
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| 527 | { |
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| 528 | if ($mode === false) { |
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| 529 | global $ADODB_FETCH_MODE; |
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| 530 | $mode = $ADODB_FETCH_MODE; |
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| 531 | } |
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| 532 | switch ($mode) |
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| 533 | { |
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| 534 | case ADODB_FETCH_NUM: $this->fetchMode = MYSQL_NUM; break; |
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| 535 | case ADODB_FETCH_ASSOC:$this->fetchMode = MYSQL_ASSOC; break; |
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| 536 | default: |
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| 537 | case ADODB_FETCH_DEFAULT: |
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| 538 | case ADODB_FETCH_BOTH:$this->fetchMode = MYSQL_BOTH; break; |
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| 539 | } |
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| 540 | |
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| 541 | $this->ADORecordSet($queryID); |
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| 542 | } |
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| 543 | |
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| 544 | function _initrs() |
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| 545 | { |
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| 546 | //GLOBAL $ADODB_COUNTRECS; |
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| 547 | // $this->_numOfRows = ($ADODB_COUNTRECS) ? @mysql_num_rows($this->_queryID):-1; |
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| 548 | $this->_numOfRows = @mysql_num_rows($this->_queryID); |
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| 549 | $this->_numOfFields = @mysql_num_fields($this->_queryID); |
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| 550 | } |
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| 551 | |
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| 552 | function &FetchField($fieldOffset = -1) |
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| 553 | { |
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| 554 | if ($fieldOffset != -1) { |
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| 555 | $o = @mysql_fetch_field($this->_queryID, $fieldOffset); |
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| 556 | $f = @mysql_field_flags($this->_queryID,$fieldOffset); |
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| 557 | $o->max_length = @mysql_field_len($this->_queryID,$fieldOffset); // suggested by: Jim Nicholson (jnich@att.com) |
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| 558 | //$o->max_length = -1; // mysql returns the max length less spaces -- so it is unrealiable |
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| 559 | $o->binary = (strpos($f,'binary')!== false); |
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| 560 | } |
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| 561 | else if ($fieldOffset == -1) { /* The $fieldOffset argument is not provided thus its -1 */ |
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| 562 | $o = @mysql_fetch_field($this->_queryID); |
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| 563 | $o->max_length = @mysql_field_len($this->_queryID); // suggested by: Jim Nicholson (jnich@att.com) |
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| 564 | //$o->max_length = -1; // mysql returns the max length less spaces -- so it is unrealiable |
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| 565 | } |
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| 566 | |
---|
| 567 | return $o; |
---|
| 568 | } |
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| 569 | |
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| 570 | function &GetRowAssoc($upper=true) |
---|
| 571 | { |
---|
| 572 | if ($this->fetchMode == MYSQL_ASSOC && !$upper) return $this->fields; |
---|
| 573 | $row =& ADORecordSet::GetRowAssoc($upper); |
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| 574 | return $row; |
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| 575 | } |
---|
| 576 | |
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| 577 | /* Use associative array to get fields array */ |
---|
| 578 | function Fields($colname) |
---|
| 579 | { |
---|
| 580 | // added @ by "Michael William Miller" <mille562@pilot.msu.edu> |
---|
| 581 | if ($this->fetchMode != MYSQL_NUM) return @$this->fields[$colname]; |
---|
| 582 | |
---|
| 583 | if (!$this->bind) { |
---|
| 584 | $this->bind = array(); |
---|
| 585 | for ($i=0; $i < $this->_numOfFields; $i++) { |
---|
| 586 | $o = $this->FetchField($i); |
---|
| 587 | $this->bind[strtoupper($o->name)] = $i; |
---|
| 588 | } |
---|
| 589 | } |
---|
| 590 | return $this->fields[$this->bind[strtoupper($colname)]]; |
---|
| 591 | } |
---|
| 592 | |
---|
| 593 | function _seek($row) |
---|
| 594 | { |
---|
| 595 | if ($this->_numOfRows == 0) return false; |
---|
| 596 | return @mysql_data_seek($this->_queryID,$row); |
---|
| 597 | } |
---|
| 598 | |
---|
| 599 | function MoveNext() |
---|
| 600 | { |
---|
| 601 | //return adodb_movenext($this); |
---|
| 602 | //if (defined('ADODB_EXTENSION')) return adodb_movenext($this); |
---|
| 603 | if (@$this->fields =& mysql_fetch_array($this->_queryID,$this->fetchMode)) { |
---|
| 604 | $this->_currentRow += 1; |
---|
| 605 | return true; |
---|
| 606 | } |
---|
| 607 | if (!$this->EOF) { |
---|
| 608 | $this->_currentRow += 1; |
---|
| 609 | $this->EOF = true; |
---|
| 610 | } |
---|
| 611 | return false; |
---|
| 612 | } |
---|
| 613 | |
---|
| 614 | function _fetch() |
---|
| 615 | { |
---|
| 616 | $this->fields = @mysql_fetch_array($this->_queryID,$this->fetchMode); |
---|
| 617 | return is_array($this->fields); |
---|
| 618 | } |
---|
| 619 | |
---|
| 620 | function _close() { |
---|
| 621 | @mysql_free_result($this->_queryID); |
---|
| 622 | $this->_queryID = false; |
---|
| 623 | } |
---|
| 624 | |
---|
| 625 | function MetaType($t,$len=-1,$fieldobj=false) |
---|
| 626 | { |
---|
| 627 | if (is_object($t)) { |
---|
| 628 | $fieldobj = $t; |
---|
| 629 | $t = $fieldobj->type; |
---|
| 630 | $len = $fieldobj->max_length; |
---|
| 631 | } |
---|
| 632 | |
---|
| 633 | $len = -1; // mysql max_length is not accurate |
---|
| 634 | switch (strtoupper($t)) { |
---|
| 635 | case 'STRING': |
---|
| 636 | case 'CHAR': |
---|
| 637 | case 'VARCHAR': |
---|
| 638 | case 'TINYBLOB': |
---|
| 639 | case 'TINYTEXT': |
---|
| 640 | case 'ENUM': |
---|
| 641 | case 'SET': |
---|
| 642 | if ($len <= $this->blobSize) return 'C'; |
---|
| 643 | |
---|
| 644 | case 'TEXT': |
---|
| 645 | case 'LONGTEXT': |
---|
| 646 | case 'MEDIUMTEXT': |
---|
| 647 | return 'X'; |
---|
| 648 | |
---|
| 649 | // php_mysql extension always returns 'blob' even if 'text' |
---|
| 650 | // so we have to check whether binary... |
---|
| 651 | case 'IMAGE': |
---|
| 652 | case 'LONGBLOB': |
---|
| 653 | case 'BLOB': |
---|
| 654 | case 'MEDIUMBLOB': |
---|
| 655 | return !empty($fieldobj->binary) ? 'B' : 'X'; |
---|
| 656 | |
---|
| 657 | case 'YEAR': |
---|
| 658 | case 'DATE': return 'D'; |
---|
| 659 | |
---|
| 660 | case 'TIME': |
---|
| 661 | case 'DATETIME': |
---|
| 662 | case 'TIMESTAMP': return 'T'; |
---|
| 663 | |
---|
| 664 | case 'INT': |
---|
| 665 | case 'INTEGER': |
---|
| 666 | case 'BIGINT': |
---|
| 667 | case 'TINYINT': |
---|
| 668 | case 'MEDIUMINT': |
---|
| 669 | case 'SMALLINT': |
---|
| 670 | |
---|
| 671 | if (!empty($fieldobj->primary_key)) return 'R'; |
---|
| 672 | else return 'I'; |
---|
| 673 | |
---|
| 674 | default: return 'N'; |
---|
| 675 | } |
---|
| 676 | } |
---|
| 677 | |
---|
| 678 | } |
---|
| 679 | |
---|
| 680 | class ADORecordSet_ext_mysql extends ADORecordSet_mysql { |
---|
| 681 | function ADORecordSet_ext_mysql($queryID,$mode=false) |
---|
| 682 | { |
---|
| 683 | if ($mode === false) { |
---|
| 684 | global $ADODB_FETCH_MODE; |
---|
| 685 | $mode = $ADODB_FETCH_MODE; |
---|
| 686 | } |
---|
| 687 | switch ($mode) |
---|
| 688 | { |
---|
| 689 | case ADODB_FETCH_NUM: $this->fetchMode = MYSQL_NUM; break; |
---|
| 690 | case ADODB_FETCH_ASSOC:$this->fetchMode = MYSQL_ASSOC; break; |
---|
| 691 | default: |
---|
| 692 | case ADODB_FETCH_DEFAULT: |
---|
| 693 | case ADODB_FETCH_BOTH:$this->fetchMode = MYSQL_BOTH; break; |
---|
| 694 | } |
---|
| 695 | |
---|
| 696 | $this->ADORecordSet($queryID); |
---|
| 697 | } |
---|
| 698 | |
---|
| 699 | function MoveNext() |
---|
| 700 | { |
---|
| 701 | return adodb_movenext($this); |
---|
| 702 | } |
---|
| 703 | } |
---|
| 704 | |
---|
| 705 | |
---|
| 706 | } |
---|
| 707 | ?> |
---|