fields is available on EOF $ADODB_FETCH_MODE, // DEFAULT, NUM, ASSOC or BOTH. Default follows native driver default... $ADODB_QUOTE_FIELDNAMES; // Allows you to force quotes (backticks) around field names in queries generated by getinsertsql and getupdatesql. //============================================================================================== // GLOBAL SETUP //============================================================================================== $ADODB_EXTENSION = defined('ADODB_EXTENSION'); //********************************************************// /* Controls $ADODB_FORCE_TYPE mode. Default is ADODB_FORCE_VALUE (3). Used in GetUpdateSql and GetInsertSql functions. Thx to Niko, nuko#mbnet.fi 0 = ignore empty fields. All empty fields in array are ignored. 1 = force null. All empty, php null and string 'null' fields are changed to sql NULL values. 2 = force empty. All empty, php null and string 'null' fields are changed to sql empty '' or 0 values. 3 = force value. Value is left as it is. Php null and string 'null' are set to sql NULL values and empty fields '' are set to empty '' sql values. */ define('ADODB_FORCE_IGNORE',0); define('ADODB_FORCE_NULL',1); define('ADODB_FORCE_EMPTY',2); define('ADODB_FORCE_VALUE',3); //********************************************************// if (!$ADODB_EXTENSION || ADODB_EXTENSION < 4.0) { define('ADODB_BAD_RS','

Bad $rs in %s. Connection or SQL invalid. Try using $connection->debug=true;

'); // allow [ ] @ ` " and . in table names define('ADODB_TABLE_REGEX','([]0-9a-z_\:\"\`\.\@\[-]*)'); // prefetching used by oracle if (!defined('ADODB_PREFETCH_ROWS')) define('ADODB_PREFETCH_ROWS',10); /* Controls ADODB_FETCH_ASSOC field-name case. Default is 2, use native case-names. This currently works only with mssql, odbc, oci8po and ibase derived drivers. 0 = assoc lowercase field names. $rs->fields['orderid'] 1 = assoc uppercase field names. $rs->fields['ORDERID'] 2 = use native-case field names. $rs->fields['OrderID'] */ define('ADODB_FETCH_DEFAULT',0); define('ADODB_FETCH_NUM',1); define('ADODB_FETCH_ASSOC',2); define('ADODB_FETCH_BOTH',3); if (!defined('TIMESTAMP_FIRST_YEAR')) define('TIMESTAMP_FIRST_YEAR',100); // PHP's version scheme makes converting to numbers difficult - workaround $_adodb_ver = (float) PHP_VERSION; if ($_adodb_ver >= 5.2) { define('ADODB_PHPVER',0x5200); } else if ($_adodb_ver >= 5.0) { define('ADODB_PHPVER',0x5000); } else if ($_adodb_ver > 4.299999) { # 4.3 define('ADODB_PHPVER',0x4300); } else if ($_adodb_ver > 4.199999) { # 4.2 define('ADODB_PHPVER',0x4200); } else if (strnatcmp(PHP_VERSION,'4.0.5')>=0) { define('ADODB_PHPVER',0x4050); } else { define('ADODB_PHPVER',0x4000); } } //if (!defined('ADODB_ASSOC_CASE')) define('ADODB_ASSOC_CASE',2); /** Accepts $src and $dest arrays, replacing string $data */ function ADODB_str_replace($src, $dest, $data) { if (ADODB_PHPVER >= 0x4050) return str_replace($src,$dest,$data); $s = reset($src); $d = reset($dest); while ($s !== false) { $data = str_replace($s,$d,$data); $s = next($src); $d = next($dest); } return $data; } function ADODB_Setup() { GLOBAL $ADODB_vers, // database version $ADODB_COUNTRECS, // count number of records returned - slows down query $ADODB_CACHE_DIR, // directory to cache recordsets $ADODB_FETCH_MODE, $ADODB_FORCE_TYPE, $ADODB_QUOTE_FIELDNAMES; $ADODB_FETCH_MODE = ADODB_FETCH_DEFAULT; $ADODB_FORCE_TYPE = ADODB_FORCE_VALUE; if (!isset($ADODB_CACHE_DIR)) { $ADODB_CACHE_DIR = '/tmp'; //(isset($_ENV['TMP'])) ? $_ENV['TMP'] : '/tmp'; } else { // do not accept url based paths, eg. http:/ or ftp:/ if (strpos($ADODB_CACHE_DIR,'://') !== false) die("Illegal path http:// or ftp://"); } // Initialize random number generator for randomizing cache flushes // -- note Since PHP 4.2.0, the seed becomes optional and defaults to a random value if omitted. srand(((double)microtime())*1000000); /** * ADODB version as a string. */ $ADODB_vers = 'V4.98 13 Feb 2008 (c) 2000-2008 John Lim (jlim#natsoft.com.my). All rights reserved. Released BSD & LGPL.'; /** * Determines whether recordset->RecordCount() is used. * Set to false for highest performance -- RecordCount() will always return -1 then * for databases that provide "virtual" recordcounts... */ if (!isset($ADODB_COUNTRECS)) $ADODB_COUNTRECS = true; } //============================================================================================== // CHANGE NOTHING BELOW UNLESS YOU ARE DESIGNING ADODB //============================================================================================== ADODB_Setup(); //============================================================================================== // CLASS ADOFieldObject //============================================================================================== /** * Helper class for FetchFields -- holds info on a column */ class ADOFieldObject { var $name = ''; var $max_length=0; var $type=""; /* // additional fields by dannym... (danny_milo@yahoo.com) var $not_null = false; // actually, this has already been built-in in the postgres, fbsql AND mysql module? ^-^ // so we can as well make not_null standard (leaving it at "false" does not harm anyways) var $has_default = false; // this one I have done only in mysql and postgres for now ... // others to come (dannym) var $default_value; // default, if any, and supported. Check has_default first. */ } function ADODB_TransMonitor($dbms, $fn, $errno, $errmsg, $p1, $p2, &$thisConnection) { //print "Errorno ($fn errno=$errno m=$errmsg) "; $thisConnection->_transOK = false; if ($thisConnection->_oldRaiseFn) { $fn = $thisConnection->_oldRaiseFn; $fn($dbms, $fn, $errno, $errmsg, $p1, $p2,$thisConnection); } } //============================================================================================== // CLASS ADOConnection //============================================================================================== /** * Connection object. For connecting to databases, and executing queries. */ class ADOConnection { // // PUBLIC VARS // var $dataProvider = 'native'; var $databaseType = ''; /// RDBMS currently in use, eg. odbc, mysql, mssql var $database = ''; /// Name of database to be used. var $host = ''; /// The hostname of the database server var $user = ''; /// The username which is used to connect to the database server. var $password = ''; /// Password for the username. For security, we no longer store it. var $debug = false; /// if set to true will output sql statements var $maxblobsize = 262144; /// maximum size of blobs or large text fields (262144 = 256K)-- some db's die otherwise like foxpro var $concat_operator = '+'; /// default concat operator -- change to || for Oracle/Interbase var $substr = 'substr'; /// substring operator var $length = 'length'; /// string length ofperator var $random = 'rand()'; /// random function var $upperCase = 'upper'; /// uppercase function var $fmtDate = "'Y-m-d'"; /// used by DBDate() as the default date format used by the database var $fmtTimeStamp = "'Y-m-d, h:i:s A'"; /// used by DBTimeStamp as the default timestamp fmt. var $true = '1'; /// string that represents TRUE for a database var $false = '0'; /// string that represents FALSE for a database var $replaceQuote = "\\'"; /// string to use to replace quotes var $nameQuote = '"'; /// string to use to quote identifiers and names var $charSet=false; /// character set to use - only for interbase, postgres and oci8 var $metaDatabasesSQL = ''; var $metaTablesSQL = ''; var $uniqueOrderBy = false; /// All order by columns have to be unique var $emptyDate = ' '; var $emptyTimeStamp = ' '; var $lastInsID = false; //-- var $hasInsertID = false; /// supports autoincrement ID? var $hasAffectedRows = false; /// supports affected rows for update/delete? var $hasTop = false; /// support mssql/access SELECT TOP 10 * FROM TABLE var $hasLimit = false; /// support pgsql/mysql SELECT * FROM TABLE LIMIT 10 var $readOnly = false; /// this is a readonly database - used by phpLens var $hasMoveFirst = false; /// has ability to run MoveFirst(), scrolling backwards var $hasGenID = false; /// can generate sequences using GenID(); var $hasTransactions = true; /// has transactions //-- var $genID = 0; /// sequence id used by GenID(); var $raiseErrorFn = false; /// error function to call var $isoDates = false; /// accepts dates in ISO format var $cacheSecs = 3600; /// cache for 1 hour // memcache var $memCache = false; /// should we use memCache instead of caching in files var $memCacheHost; /// memCache host var $memCachePort = 11211; /// memCache port var $memCacheCompress = false; /// Use 'true' to store the item compressed (uses zlib) var $sysDate = false; /// name of function that returns the current date var $sysTimeStamp = false; /// name of function that returns the current timestamp var $arrayClass = 'ADORecordSet_array'; /// name of class used to generate array recordsets, which are pre-downloaded recordsets var $noNullStrings = false; /// oracle specific stuff - if true ensures that '' is converted to ' ' var $numCacheHits = 0; var $numCacheMisses = 0; var $pageExecuteCountRows = true; var $uniqueSort = false; /// indicates that all fields in order by must be unique var $leftOuter = false; /// operator to use for left outer join in WHERE clause var $rightOuter = false; /// operator to use for right outer join in WHERE clause var $ansiOuter = false; /// whether ansi outer join syntax supported var $autoRollback = false; // autoRollback on PConnect(). var $poorAffectedRows = false; // affectedRows not working or unreliable var $fnExecute = false; var $fnCacheExecute = false; var $blobEncodeType = false; // false=not required, 'I'=encode to integer, 'C'=encode to char var $rsPrefix = "ADORecordSet_"; var $autoCommit = true; /// do not modify this yourself - actually private var $transOff = 0; /// temporarily disable transactions var $transCnt = 0; /// count of nested transactions var $fetchMode=false; var $null2null = 'null'; // in autoexecute/getinsertsql/getupdatesql, this value will be converted to a null // // PRIVATE VARS // var $_oldRaiseFn = false; var $_transOK = null; var $_connectionID = false; /// The returned link identifier whenever a successful database connection is made. var $_errorMsg = false; /// A variable which was used to keep the returned last error message. The value will /// then returned by the errorMsg() function var $_errorCode = false; /// Last error code, not guaranteed to be used - only by oci8 var $_queryID = false; /// This variable keeps the last created result link identifier var $_isPersistentConnection = false; /// A boolean variable to state whether its a persistent connection or normal connection. */ var $_bindInputArray = false; /// set to true if ADOConnection.Execute() permits binding of array parameters. var $_evalAll = false; var $_affected = false; var $_logsql = false; var $_transmode = ''; // transaction mode /** * Constructor */ function ADOConnection() { die('Virtual Class -- cannot instantiate'); } function Version() { global $ADODB_vers; return (float) substr($ADODB_vers,1); } /** Get server version info... @returns An array with 2 elements: $arr['string'] is the description string, and $arr[version] is the version (also a string). */ function ServerInfo() { return array('description' => '', 'version' => ''); } function IsConnected() { return !empty($this->_connectionID); } function _findvers($str) { if (preg_match('/([0-9]+\.([0-9\.])+)/',$str, $arr)) return $arr[1]; else return ''; } /** * All error messages go through this bottleneck function. * You can define your own handler by defining the function name in ADODB_OUTP. */ function outp($msg,$newline=true) { global $ADODB_FLUSH,$ADODB_OUTP; if (defined('ADODB_OUTP')) { $fn = ADODB_OUTP; $fn($msg,$newline); return; } else if (isset($ADODB_OUTP)) { $fn = $ADODB_OUTP; $fn($msg,$newline); return; } if ($newline) $msg .= "
\n"; if (isset($_SERVER['HTTP_USER_AGENT']) || !$newline) echo $msg; else echo strip_tags($msg); if (!empty($ADODB_FLUSH) && ob_get_length() !== false) flush(); // do not flush if output buffering enabled - useless - thx to Jesse Mullan } function Time() { $rs =& $this->_Execute("select $this->sysTimeStamp"); if ($rs && !$rs->EOF) return $this->UnixTimeStamp(reset($rs->fields)); return false; } /** * Connect to database * * @param [argHostname] Host to connect to * @param [argUsername] Userid to login * @param [argPassword] Associated password * @param [argDatabaseName] database * @param [forceNew] force new connection * * @return true or false */ function Connect($argHostname = "", $argUsername = "", $argPassword = "", $argDatabaseName = "", $forceNew = false) { if ($argHostname != "") $this->host = $argHostname; if ($argUsername != "") $this->user = $argUsername; if ($argPassword != "") $this->password = $argPassword; // not stored for security reasons if ($argDatabaseName != "") $this->database = $argDatabaseName; $this->_isPersistentConnection = false; if ($forceNew) { if ($rez=$this->_nconnect($this->host, $this->user, $this->password, $this->database)) return true; } else { if ($rez=$this->_connect($this->host, $this->user, $this->password, $this->database)) return true; } if (isset($rez)) { $err = $this->ErrorMsg(); if (empty($err)) $err = "Connection error to server '$argHostname' with user '$argUsername'"; $ret = false; } else { $err = "Missing extension for ".$this->dataProvider; $ret = 0; } if ($fn = $this->raiseErrorFn) $fn($this->databaseType,'CONNECT',$this->ErrorNo(),$err,$this->host,$this->database,$this); $this->_connectionID = false; if ($this->debug) ADOConnection::outp( $this->host.': '.$err); return $ret; } function _nconnect($argHostname, $argUsername, $argPassword, $argDatabaseName) { return $this->_connect($argHostname, $argUsername, $argPassword, $argDatabaseName); } /** * Always force a new connection to database - currently only works with oracle * * @param [argHostname] Host to connect to * @param [argUsername] Userid to login * @param [argPassword] Associated password * @param [argDatabaseName] database * * @return true or false */ function NConnect($argHostname = "", $argUsername = "", $argPassword = "", $argDatabaseName = "") { return $this->Connect($argHostname, $argUsername, $argPassword, $argDatabaseName, true); } /** * Establish persistent connect to database * * @param [argHostname] Host to connect to * @param [argUsername] Userid to login * @param [argPassword] Associated password * @param [argDatabaseName] database * * @return return true or false */ function PConnect($argHostname = "", $argUsername = "", $argPassword = "", $argDatabaseName = "") { if (defined('ADODB_NEVER_PERSIST')) return $this->Connect($argHostname,$argUsername,$argPassword,$argDatabaseName); if ($argHostname != "") $this->host = $argHostname; if ($argUsername != "") $this->user = $argUsername; if ($argPassword != "") $this->password = $argPassword; if ($argDatabaseName != "") $this->database = $argDatabaseName; $this->_isPersistentConnection = true; if ($rez = $this->_pconnect($this->host, $this->user, $this->password, $this->database)) return true; if (isset($rez)) { $err = $this->ErrorMsg(); if (empty($err)) $err = "Connection error to server '$argHostname' with user '$argUsername'"; $ret = false; } else { $err = "Missing extension for ".$this->dataProvider; $ret = 0; } if ($fn = $this->raiseErrorFn) { $fn($this->databaseType,'PCONNECT',$this->ErrorNo(),$err,$this->host,$this->database,$this); } $this->_connectionID = false; if ($this->debug) ADOConnection::outp( $this->host.': '.$err); return $ret; } // Format date column in sql string given an input format that understands Y M D function SQLDate($fmt, $col=false) { if (!$col) $col = $this->sysDate; return $col; // child class implement } /** * Should prepare the sql statement and return the stmt resource. * For databases that do not support this, we return the $sql. To ensure * compatibility with databases that do not support prepare: * * $stmt = $db->Prepare("insert into table (id, name) values (?,?)"); * $db->Execute($stmt,array(1,'Jill')) or die('insert failed'); * $db->Execute($stmt,array(2,'Joe')) or die('insert failed'); * * @param sql SQL to send to database * * @return return FALSE, or the prepared statement, or the original sql if * if the database does not support prepare. * */ function Prepare($sql) { return $sql; } /** * Some databases, eg. mssql require a different function for preparing * stored procedures. So we cannot use Prepare(). * * Should prepare the stored procedure and return the stmt resource. * For databases that do not support this, we return the $sql. To ensure * compatibility with databases that do not support prepare: * * @param sql SQL to send to database * * @return return FALSE, or the prepared statement, or the original sql if * if the database does not support prepare. * */ function PrepareSP($sql,$param=true) { return $this->Prepare($sql,$param); } /** * PEAR DB Compat */ function Quote($s) { return $this->qstr($s,false); } /** Requested by "Karsten Dambekalns" */ function QMagic($s) { return $this->qstr($s,get_magic_quotes_gpc()); } function q(&$s) { #if (!empty($this->qNull)) if ($s == 'null') return $s; $s = $this->qstr($s,false); } /** * PEAR DB Compat - do not use internally. */ function ErrorNative() { return $this->ErrorNo(); } /** * PEAR DB Compat - do not use internally. */ function nextId($seq_name) { return $this->GenID($seq_name); } /** * Lock a row, will escalate and lock the table if row locking not supported * will normally free the lock at the end of the transaction * * @param $table name of table to lock * @param $where where clause to use, eg: "WHERE row=12". If left empty, will escalate to table lock */ function RowLock($table,$where) { return false; } function CommitLock($table) { return $this->CommitTrans(); } function RollbackLock($table) { return $this->RollbackTrans(); } /** * PEAR DB Compat - do not use internally. * * The fetch modes for NUMERIC and ASSOC for PEAR DB and ADODB are identical * for easy porting :-) * * @param mode The fetchmode ADODB_FETCH_ASSOC or ADODB_FETCH_NUM * @returns The previous fetch mode */ function SetFetchMode($mode) { $old = $this->fetchMode; $this->fetchMode = $mode; if ($old === false) { global $ADODB_FETCH_MODE; return $ADODB_FETCH_MODE; } return $old; } /** * PEAR DB Compat - do not use internally. */ function &Query($sql, $inputarr=false) { $rs = &$this->Execute($sql, $inputarr); if (!$rs && defined('ADODB_PEAR')) return ADODB_PEAR_Error(); return $rs; } /** * PEAR DB Compat - do not use internally */ function &LimitQuery($sql, $offset, $count, $params=false) { $rs = &$this->SelectLimit($sql, $count, $offset, $params); if (!$rs && defined('ADODB_PEAR')) return ADODB_PEAR_Error(); return $rs; } /** * PEAR DB Compat - do not use internally */ function Disconnect() { return $this->Close(); } /* Returns placeholder for parameter, eg. $DB->Param('a') will return ':a' for Oracle, and '?' for most other databases... For databases that require positioned params, eg $1, $2, $3 for postgresql, pass in Param(false) before setting the first parameter. */ function Param($name,$type='C') { return '?'; } /* InParameter and OutParameter are self-documenting versions of Parameter(). */ function InParameter(&$stmt,&$var,$name,$maxLen=4000,$type=false) { return $this->Parameter($stmt,$var,$name,false,$maxLen,$type); } /* */ function OutParameter(&$stmt,&$var,$name,$maxLen=4000,$type=false) { return $this->Parameter($stmt,$var,$name,true,$maxLen,$type); } /* Usage in oracle $stmt = $db->Prepare('select * from table where id =:myid and group=:group'); $db->Parameter($stmt,$id,'myid'); $db->Parameter($stmt,$group,'group',64); $db->Execute(); @param $stmt Statement returned by Prepare() or PrepareSP(). @param $var PHP variable to bind to @param $name Name of stored procedure variable name to bind to. @param [$isOutput] Indicates direction of parameter 0/false=IN 1=OUT 2= IN/OUT. This is ignored in oci8. @param [$maxLen] Holds an maximum length of the variable. @param [$type] The data type of $var. Legal values depend on driver. */ function Parameter(&$stmt,&$var,$name,$isOutput=false,$maxLen=4000,$type=false) { return false; } function IgnoreErrors($saveErrs=false) { if (!$saveErrs) { $saveErrs = array($this->raiseErrorFn,$this->_transOK); $this->raiseErrorFn = false; return $saveErrs; } else { $this->raiseErrorFn = $saveErrs[0]; $this->_transOK = $saveErrs[1]; } } /** Improved method of initiating a transaction. Used together with CompleteTrans(). Advantages include: a. StartTrans/CompleteTrans is nestable, unlike BeginTrans/CommitTrans/RollbackTrans. Only the outermost block is treated as a transaction.
b. CompleteTrans auto-detects SQL errors, and will rollback on errors, commit otherwise.
c. All BeginTrans/CommitTrans/RollbackTrans inside a StartTrans/CompleteTrans block are disabled, making it backward compatible. */ function StartTrans($errfn = 'ADODB_TransMonitor') { if ($this->transOff > 0) { $this->transOff += 1; return; } $this->_oldRaiseFn = $this->raiseErrorFn; $this->raiseErrorFn = $errfn; $this->_transOK = true; if ($this->debug && $this->transCnt > 0) ADOConnection::outp("Bad Transaction: StartTrans called within BeginTrans"); $this->BeginTrans(); $this->transOff = 1; } /** Used together with StartTrans() to end a transaction. Monitors connection for sql errors, and will commit or rollback as appropriate. @autoComplete if true, monitor sql errors and commit and rollback as appropriate, and if set to false force rollback even if no SQL error detected. @returns true on commit, false on rollback. */ function CompleteTrans($autoComplete = true) { if ($this->transOff > 1) { $this->transOff -= 1; return true; } $this->raiseErrorFn = $this->_oldRaiseFn; $this->transOff = 0; if ($this->_transOK && $autoComplete) { if (!$this->CommitTrans()) { $this->_transOK = false; if ($this->debug) ADOConnection::outp("Smart Commit failed"); } else if ($this->debug) ADOConnection::outp("Smart Commit occurred"); } else { $this->_transOK = false; $this->RollbackTrans(); if ($this->debug) ADOCOnnection::outp("Smart Rollback occurred"); } return $this->_transOK; } /* At the end of a StartTrans/CompleteTrans block, perform a rollback. */ function FailTrans() { if ($this->debug) if ($this->transOff == 0) { ADOConnection::outp("FailTrans outside StartTrans/CompleteTrans"); } else { ADOConnection::outp("FailTrans was called"); adodb_backtrace(); } $this->_transOK = false; } /** Check if transaction has failed, only for Smart Transactions. */ function HasFailedTrans() { if ($this->transOff > 0) return $this->_transOK == false; return false; } /** * Execute SQL * * @param sql SQL statement to execute, or possibly an array holding prepared statement ($sql[0] will hold sql text) * @param [inputarr] holds the input data to bind to. Null elements will be set to null. * @return RecordSet or false */ function &Execute($sql,$inputarr=false) { if ($this->fnExecute) { $fn = $this->fnExecute; $ret =& $fn($this,$sql,$inputarr); if (isset($ret)) return $ret; } if ($inputarr) { if (!is_array($inputarr)) $inputarr = array($inputarr); $element0 = reset($inputarr); # is_object check because oci8 descriptors can be passed in $array_2d = is_array($element0) && !is_object(reset($element0)); //remove extra memory copy of input -mikefedyk unset($element0); if (!is_array($sql) && !$this->_bindInputArray) { $sqlarr = explode('?',$sql); if (!$array_2d) $inputarr = array($inputarr); foreach($inputarr as $arr) { $sql = ''; $i = 0; //Use each() instead of foreach to reduce memory usage -mikefedyk while(list(, $v) = each($arr)) { $sql .= $sqlarr[$i]; // from Ron Baldwin // Only quote string types $typ = gettype($v); if ($typ == 'string') //New memory copy of input created here -mikefedyk $sql .= $this->qstr($v); else if ($typ == 'double') $sql .= str_replace(',','.',$v); // locales fix so 1.1 does not get converted to 1,1 else if ($typ == 'boolean') $sql .= $v ? $this->true : $this->false; else if ($typ == 'object') { if (method_exists($v, '__toString')) $sql .= $this->qstr($v->__toString()); else $sql .= $this->qstr((string) $v); } else if ($v === null) $sql .= 'NULL'; else $sql .= $v; $i += 1; } if (isset($sqlarr[$i])) { $sql .= $sqlarr[$i]; if ($i+1 != sizeof($sqlarr)) ADOConnection::outp( "Input Array does not match ?: ".htmlspecialchars($sql)); } else if ($i != sizeof($sqlarr)) ADOConnection::outp( "Input array does not match ?: ".htmlspecialchars($sql)); $ret =& $this->_Execute($sql); if (!$ret) return $ret; } } else { if ($array_2d) { if (is_string($sql)) $stmt = $this->Prepare($sql); else $stmt = $sql; foreach($inputarr as $arr) { $ret =& $this->_Execute($stmt,$arr); if (!$ret) return $ret; } } else { $ret =& $this->_Execute($sql,$inputarr); } } } else { $ret =& $this->_Execute($sql,false); } return $ret; } function &_Execute($sql,$inputarr=false) { if ($this->debug) { global $ADODB_INCLUDED_LIB; if (empty($ADODB_INCLUDED_LIB)) include(ADODB_DIR.'/adodb-lib.inc.php'); $this->_queryID = _adodb_debug_execute($this, $sql,$inputarr); } else { $this->_queryID = @$this->_query($sql,$inputarr); } /************************ // OK, query executed *************************/ if ($this->_queryID === false) { // error handling if query fails if ($this->debug == 99) adodb_backtrace(true,5); $fn = $this->raiseErrorFn; if ($fn) { $fn($this->databaseType,'EXECUTE',$this->ErrorNo(),$this->ErrorMsg(),$sql,$inputarr,$this); } $false = false; return $false; } if ($this->_queryID === true) { // return simplified recordset for inserts/updates/deletes with lower overhead $rsclass = $this->rsPrefix.'empty'; $rs = (class_exists($rsclass)) ? new $rsclass(): new ADORecordSet_empty(); return $rs; } // return real recordset from select statement $rsclass = $this->rsPrefix.$this->databaseType; $rs = new $rsclass($this->_queryID,$this->fetchMode); $rs->connection = &$this; // Pablo suggestion $rs->Init(); if (is_array($sql)) $rs->sql = $sql[0]; else $rs->sql = $sql; if ($rs->_numOfRows <= 0) { global $ADODB_COUNTRECS; if ($ADODB_COUNTRECS) { if (!$rs->EOF) { $rs = &$this->_rs2rs($rs,-1,-1,!is_array($sql)); $rs->_queryID = $this->_queryID; } else $rs->_numOfRows = 0; } } return $rs; } function CreateSequence($seqname='adodbseq',$startID=1) { if (empty($this->_genSeqSQL)) return false; return $this->Execute(sprintf($this->_genSeqSQL,$seqname,$startID)); } function DropSequence($seqname='adodbseq') { if (empty($this->_dropSeqSQL)) return false; return $this->Execute(sprintf($this->_dropSeqSQL,$seqname)); } /** * Generates a sequence id and stores it in $this->genID; * GenID is only available if $this->hasGenID = true; * * @param seqname name of sequence to use * @param startID if sequence does not exist, start at this ID * @return 0 if not supported, otherwise a sequence id */ function GenID($seqname='adodbseq',$startID=1) { if (!$this->hasGenID) { return 0; // formerly returns false pre 1.60 } $getnext = sprintf($this->_genIDSQL,$seqname); $holdtransOK = $this->_transOK; $save_handler = $this->raiseErrorFn; $this->raiseErrorFn = ''; @($rs = $this->Execute($getnext)); $this->raiseErrorFn = $save_handler; if (!$rs) { $this->_transOK = $holdtransOK; //if the status was ok before reset $createseq = $this->Execute(sprintf($this->_genSeqSQL,$seqname,$startID)); $rs = $this->Execute($getnext); } if ($rs && !$rs->EOF) $this->genID = reset($rs->fields); else $this->genID = 0; // false if ($rs) $rs->Close(); return $this->genID; } /** * @param $table string name of the table, not needed by all databases (eg. mysql), default '' * @param $column string name of the column, not needed by all databases (eg. mysql), default '' * @return the last inserted ID. Not all databases support this. */ function Insert_ID($table='',$column='') { if ($this->_logsql && $this->lastInsID) return $this->lastInsID; if ($this->hasInsertID) return $this->_insertid($table,$column); if ($this->debug) { ADOConnection::outp( '

Insert_ID error

'); adodb_backtrace(); } return false; } /** * Portable Insert ID. Pablo Roca * * @return the last inserted ID. All databases support this. But aware possible * problems in multiuser environments. Heavy test this before deploying. */ function PO_Insert_ID($table="", $id="") { if ($this->hasInsertID){ return $this->Insert_ID($table,$id); } else { return $this->GetOne("SELECT MAX($id) FROM $table"); } } /** * @return # rows affected by UPDATE/DELETE */ function Affected_Rows() { if ($this->hasAffectedRows) { if ($this->fnExecute === 'adodb_log_sql') { if ($this->_logsql && $this->_affected !== false) return $this->_affected; } $val = $this->_affectedrows(); return ($val < 0) ? false : $val; } if ($this->debug) ADOConnection::outp( '

Affected_Rows error

',false); return false; } /** * @return the last error message */ function ErrorMsg() { if ($this->_errorMsg) return '!! '.strtoupper($this->dataProvider.' '.$this->databaseType).': '.$this->_errorMsg; else return ''; } /** * @return the last error number. Normally 0 means no error. */ function ErrorNo() { return ($this->_errorMsg) ? -1 : 0; } function MetaError($err=false) { include_once(ADODB_DIR."/adodb-error.inc.php"); if ($err === false) $err = $this->ErrorNo(); return adodb_error($this->dataProvider,$this->databaseType,$err); } function MetaErrorMsg($errno) { include_once(ADODB_DIR."/adodb-error.inc.php"); return adodb_errormsg($errno); } /** * @returns an array with the primary key columns in it. */ function MetaPrimaryKeys($table, $owner=false) { // owner not used in base class - see oci8 $p = array(); $objs =& $this->MetaColumns($table); if ($objs) { foreach($objs as $v) { if (!empty($v->primary_key)) $p[] = $v->name; } } if (sizeof($p)) return $p; if (function_exists('ADODB_VIEW_PRIMARYKEYS')) return ADODB_VIEW_PRIMARYKEYS($this->databaseType, $this->database, $table, $owner); return false; } /** * @returns assoc array where keys are tables, and values are foreign keys */ function MetaForeignKeys($table, $owner=false, $upper=false) { return false; } /** * Choose a database to connect to. Many databases do not support this. * * @param dbName is the name of the database to select * @return true or false */ function SelectDB($dbName) {return false;} /** * Will select, getting rows from $offset (1-based), for $nrows. * This simulates the MySQL "select * from table limit $offset,$nrows" , and * the PostgreSQL "select * from table limit $nrows offset $offset". Note that * MySQL and PostgreSQL parameter ordering is the opposite of the other. * eg. * SelectLimit('select * from table',3); will return rows 1 to 3 (1-based) * SelectLimit('select * from table',3,2); will return rows 3 to 5 (1-based) * * Uses SELECT TOP for Microsoft databases (when $this->hasTop is set) * BUG: Currently SelectLimit fails with $sql with LIMIT or TOP clause already set * * @param sql * @param [offset] is the row to start calculations from (1-based) * @param [nrows] is the number of rows to get * @param [inputarr] array of bind variables * @param [secs2cache] is a private parameter only used by jlim * @return the recordset ($rs->databaseType == 'array') */ function &SelectLimit($sql,$nrows=-1,$offset=-1, $inputarr=false,$secs2cache=0) { if ($this->hasTop && $nrows > 0) { // suggested by Reinhard Balling. Access requires top after distinct // Informix requires first before distinct - F Riosa $ismssql = (strpos($this->databaseType,'mssql') !== false); if ($ismssql) $isaccess = false; else $isaccess = (strpos($this->databaseType,'access') !== false); if ($offset <= 0) { // access includes ties in result if ($isaccess) { $sql = preg_replace( '/(^\s*select\s+(distinctrow|distinct)?)/i','\\1 '.$this->hasTop.' '.((integer)$nrows).' ',$sql); if ($secs2cache != 0) { $ret =& $this->CacheExecute($secs2cache, $sql,$inputarr); } else { $ret =& $this->Execute($sql,$inputarr); } return $ret; // PHP5 fix } else if ($ismssql){ $sql = preg_replace( '/(^\s*select\s+(distinctrow|distinct)?)/i','\\1 '.$this->hasTop.' '.((integer)$nrows).' ',$sql); } else { $sql = preg_replace( '/(^\s*select\s)/i','\\1 '.$this->hasTop.' '.((integer)$nrows).' ',$sql); } } else { $nn = $nrows + $offset; if ($isaccess || $ismssql) { $sql = preg_replace( '/(^\s*select\s+(distinctrow|distinct)?)/i','\\1 '.$this->hasTop.' '.$nn.' ',$sql); } else { $sql = preg_replace( '/(^\s*select\s)/i','\\1 '.$this->hasTop.' '.$nn.' ',$sql); } } } // if $offset>0, we want to skip rows, and $ADODB_COUNTRECS is set, we buffer rows // 0 to offset-1 which will be discarded anyway. So we disable $ADODB_COUNTRECS. global $ADODB_COUNTRECS; $savec = $ADODB_COUNTRECS; $ADODB_COUNTRECS = false; if ($offset>0){ if ($secs2cache != 0) $rs = &$this->CacheExecute($secs2cache,$sql,$inputarr); else $rs = &$this->Execute($sql,$inputarr); } else { if ($secs2cache != 0) $rs = &$this->CacheExecute($secs2cache,$sql,$inputarr); else $rs = &$this->Execute($sql,$inputarr); } $ADODB_COUNTRECS = $savec; if ($rs && !$rs->EOF) { $rs =& $this->_rs2rs($rs,$nrows,$offset); } //print_r($rs); return $rs; } /** * Create serializable recordset. Breaks rs link to connection. * * @param rs the recordset to serialize */ function &SerializableRS(&$rs) { $rs2 =& $this->_rs2rs($rs); $ignore = false; $rs2->connection =& $ignore; return $rs2; } /** * Convert database recordset to an array recordset * input recordset's cursor should be at beginning, and * old $rs will be closed. * * @param rs the recordset to copy * @param [nrows] number of rows to retrieve (optional) * @param [offset] offset by number of rows (optional) * @return the new recordset */ function &_rs2rs(&$rs,$nrows=-1,$offset=-1,$close=true) { if (! $rs) { $false = false; return $false; } $dbtype = $rs->databaseType; if (!$dbtype) { $rs = &$rs; // required to prevent crashing in 4.2.1, but does not happen in 4.3.1 -- why ? return $rs; } if (($dbtype == 'array' || $dbtype == 'csv') && $nrows == -1 && $offset == -1) { $rs->MoveFirst(); $rs = &$rs; // required to prevent crashing in 4.2.1, but does not happen in 4.3.1-- why ? return $rs; } $flds = array(); for ($i=0, $max=$rs->FieldCount(); $i < $max; $i++) { $flds[] = $rs->FetchField($i); } $arr =& $rs->GetArrayLimit($nrows,$offset); //print_r($arr); if ($close) $rs->Close(); $arrayClass = $this->arrayClass; $rs2 = new $arrayClass(); $rs2->connection = &$this; $rs2->sql = $rs->sql; $rs2->dataProvider = $this->dataProvider; $rs2->InitArrayFields($arr,$flds); $rs2->fetchMode = isset($rs->adodbFetchMode) ? $rs->adodbFetchMode : $rs->fetchMode; return $rs2; } /* * Return all rows. Compat with PEAR DB */ function &GetAll($sql, $inputarr=false) { $arr =& $this->GetArray($sql,$inputarr); return $arr; } function &GetAssoc($sql, $inputarr=false,$force_array = false, $first2cols = false) { $rs =& $this->Execute($sql, $inputarr); if (!$rs) { $false = false; return $false; } $arr =& $rs->GetAssoc($force_array,$first2cols); return $arr; } function &CacheGetAssoc($secs2cache, $sql=false, $inputarr=false,$force_array = false, $first2cols = false) { if (!is_numeric($secs2cache)) { $first2cols = $force_array; $force_array = $inputarr; } $rs =& $this->CacheExecute($secs2cache, $sql, $inputarr); if (!$rs) { $false = false; return $false; } $arr =& $rs->GetAssoc($force_array,$first2cols); return $arr; } /** * Return first element of first row of sql statement. Recordset is disposed * for you. * * @param sql SQL statement * @param [inputarr] input bind array */ function GetOne($sql,$inputarr=false) { global $ADODB_COUNTRECS; $crecs = $ADODB_COUNTRECS; $ADODB_COUNTRECS = false; $ret = false; $rs = &$this->Execute($sql,$inputarr); if ($rs) { if ($rs->EOF) $ret = null; else $ret = reset($rs->fields); $rs->Close(); } $ADODB_COUNTRECS = $crecs; return $ret; } function CacheGetOne($secs2cache,$sql=false,$inputarr=false) { $ret = false; $rs = &$this->CacheExecute($secs2cache,$sql,$inputarr); if ($rs) { if ($rs->EOF) $ret = null; else $ret = reset($rs->fields); $rs->Close(); } return $ret; } function GetCol($sql, $inputarr = false, $trim = false) { $rs = &$this->Execute($sql, $inputarr); if ($rs) { $rv = array(); if ($trim) { while (!$rs->EOF) { $rv[] = trim(reset($rs->fields)); $rs->MoveNext(); } } else { while (!$rs->EOF) { $rv[] = reset($rs->fields); $rs->MoveNext(); } } $rs->Close(); } else $rv = false; return $rv; } function CacheGetCol($secs, $sql = false, $inputarr = false,$trim=false) { $rs = &$this->CacheExecute($secs, $sql, $inputarr); if ($rs) { $rv = array(); if ($trim) { while (!$rs->EOF) { $rv[] = trim(reset($rs->fields)); $rs->MoveNext(); } } else { while (!$rs->EOF) { $rv[] = reset($rs->fields); $rs->MoveNext(); } } $rs->Close(); } else $rv = false; return $rv; } function &Transpose(&$rs,$addfieldnames=true) { $rs2 =& $this->_rs2rs($rs); $false = false; if (!$rs2) return $false; $rs2->_transpose($addfieldnames); return $rs2; } /* Calculate the offset of a date for a particular database and generate appropriate SQL. Useful for calculating future/past dates and storing in a database. If dayFraction=1.5 means 1.5 days from now, 1.0/24 for 1 hour. */ function OffsetDate($dayFraction,$date=false) { if (!$date) $date = $this->sysDate; return '('.$date.'+'.$dayFraction.')'; } /** * * @param sql SQL statement * @param [inputarr] input bind array */ function &GetArray($sql,$inputarr=false) { global $ADODB_COUNTRECS; $savec = $ADODB_COUNTRECS; $ADODB_COUNTRECS = false; $rs =& $this->Execute($sql,$inputarr); $ADODB_COUNTRECS = $savec; if (!$rs) if (defined('ADODB_PEAR')) { $cls = ADODB_PEAR_Error(); return $cls; } else { $false = false; return $false; } $arr =& $rs->GetArray(); $rs->Close(); return $arr; } function &CacheGetAll($secs2cache,$sql=false,$inputarr=false) { $arr =& $this->CacheGetArray($secs2cache,$sql,$inputarr); return $arr; } function &CacheGetArray($secs2cache,$sql=false,$inputarr=false) { global $ADODB_COUNTRECS; $savec = $ADODB_COUNTRECS; $ADODB_COUNTRECS = false; $rs =& $this->CacheExecute($secs2cache,$sql,$inputarr); $ADODB_COUNTRECS = $savec; if (!$rs) if (defined('ADODB_PEAR')) { $cls = ADODB_PEAR_Error(); return $cls; } else { $false = false; return $false; } $arr =& $rs->GetArray(); $rs->Close(); return $arr; } function GetRandRow($sql, $arr= false) { $rezarr = $this->GetAll($sql, $arr); $sz = sizeof($rez); return $rezarr[abs(rand()) % $sz]; } /** * Return one row of sql statement. Recordset is disposed for you. * * @param sql SQL statement * @param [inputarr] input bind array */ function &GetRow($sql,$inputarr=false) { global $ADODB_COUNTRECS; $crecs = $ADODB_COUNTRECS; $ADODB_COUNTRECS = false; $rs =& $this->Execute($sql,$inputarr); $ADODB_COUNTRECS = $crecs; if ($rs) { if (!$rs->EOF) $arr = $rs->fields; else $arr = array(); $rs->Close(); return $arr; } $false = false; return $false; } function &CacheGetRow($secs2cache,$sql=false,$inputarr=false) { $rs =& $this->CacheExecute($secs2cache,$sql,$inputarr); if ($rs) { $arr = array(); if (!$rs->EOF) $arr = $rs->fields; $rs->Close(); return $arr; } $false = false; return $false; } /** * Insert or replace a single record. Note: this is not the same as MySQL's replace. * ADOdb's Replace() uses update-insert semantics, not insert-delete-duplicates of MySQL. * Also note that no table locking is done currently, so it is possible that the * record be inserted twice by two programs... * * $this->Replace('products', array('prodname' =>"'Nails'","price" => 3.99), 'prodname'); * * $table table name * $fieldArray associative array of data (you must quote strings yourself). * $keyCol the primary key field name or if compound key, array of field names * autoQuote set to true to use a hueristic to quote strings. Works with nulls and numbers * but does not work with dates nor SQL functions. * has_autoinc the primary key is an auto-inc field, so skip in insert. * * Currently blob replace not supported * * returns 0 = fail, 1 = update, 2 = insert */ function Replace($table, $fieldArray, $keyCol, $autoQuote=false, $has_autoinc=false) { global $ADODB_INCLUDED_LIB; if (empty($ADODB_INCLUDED_LIB)) include(ADODB_DIR.'/adodb-lib.inc.php'); return _adodb_replace($this, $table, $fieldArray, $keyCol, $autoQuote, $has_autoinc); } /** * Will select, getting rows from $offset (1-based), for $nrows. * This simulates the MySQL "select * from table limit $offset,$nrows" , and * the PostgreSQL "select * from table limit $nrows offset $offset". Note that * MySQL and PostgreSQL parameter ordering is the opposite of the other. * eg. * CacheSelectLimit(15,'select * from table',3); will return rows 1 to 3 (1-based) * CacheSelectLimit(15,'select * from table',3,2); will return rows 3 to 5 (1-based) * * BUG: Currently CacheSelectLimit fails with $sql with LIMIT or TOP clause already set * * @param [secs2cache] seconds to cache data, set to 0 to force query. This is optional * @param sql * @param [offset] is the row to start calculations from (1-based) * @param [nrows] is the number of rows to get * @param [inputarr] array of bind variables * @return the recordset ($rs->databaseType == 'array') */ function &CacheSelectLimit($secs2cache,$sql,$nrows=-1,$offset=-1,$inputarr=false) { if (!is_numeric($secs2cache)) { if ($sql === false) $sql = -1; if ($offset == -1) $offset = false; // sql, nrows, offset,inputarr $rs =& $this->SelectLimit($secs2cache,$sql,$nrows,$offset,$this->cacheSecs); } else { if ($sql === false) ADOConnection::outp( "Warning: \$sql missing from CacheSelectLimit()"); $rs =& $this->SelectLimit($sql,$nrows,$offset,$inputarr,$secs2cache); } return $rs; } /** * Flush cached recordsets that match a particular $sql statement. * If $sql == false, then we purge all files in the cache. */ /** * Flush cached recordsets that match a particular $sql statement. * If $sql == false, then we purge all files in the cache. */ function CacheFlush($sql=false,$inputarr=false) { global $ADODB_CACHE_DIR; if ($this->memCache) { global $ADODB_INCLUDED_MEMCACHE; $key = false; if (empty($ADODB_INCLUDED_MEMCACHE)) include(ADODB_DIR.'/adodb-memcache.lib.inc.php'); if ($sql) $key = $this->_gencachename($sql.serialize($inputarr),false,true); FlushMemCache($key, $this->memCacheHost, $this->memCachePort, $this->debug); return; } if (strlen($ADODB_CACHE_DIR) > 1 && !$sql) { /*if (strncmp(PHP_OS,'WIN',3) === 0) $dir = str_replace('/', '\\', $ADODB_CACHE_DIR); else */ $dir = $ADODB_CACHE_DIR; if ($this->debug) { ADOConnection::outp( "CacheFlush: $dir
\n". $this->_dirFlush($dir)."
"); } else { $this->_dirFlush($dir); } return; } global $ADODB_INCLUDED_CSV; if (empty($ADODB_INCLUDED_CSV)) include(ADODB_DIR.'/adodb-csvlib.inc.php'); $f = $this->_gencachename($sql.serialize($inputarr),false); adodb_write_file($f,''); // is adodb_write_file needed? if (!@unlink($f)) { if ($this->debug) ADOConnection::outp( "CacheFlush: failed for $f"); } } /** * Private function to erase all of the files and subdirectories in a directory. * * Just specify the directory, and tell it if you want to delete the directory or just clear it out. * Note: $kill_top_level is used internally in the function to flush subdirectories. */ function _dirFlush($dir, $kill_top_level = false) { if(!$dh = @opendir($dir)) return; while (($obj = readdir($dh))) { if($obj=='.' || $obj=='..') continue; $f = $dir.'/'.$obj; if (strpos($obj,'.cache')) @unlink($f); if (is_dir($f)) $this->_dirFlush($f, true); } if ($kill_top_level === true) @rmdir($dir); return true; } function xCacheFlush($sql=false,$inputarr=false) { global $ADODB_CACHE_DIR; if ($this->memCache) { global $ADODB_INCLUDED_MEMCACHE; $key = false; if (empty($ADODB_INCLUDED_MEMCACHE)) include(ADODB_DIR.'/adodb-memcache.lib.inc.php'); if ($sql) $key = $this->_gencachename($sql.serialize($inputarr),false,true); flushmemCache($key, $this->memCacheHost, $this->memCachePort, $this->debug); return; } if (strlen($ADODB_CACHE_DIR) > 1 && !$sql) { if (strncmp(PHP_OS,'WIN',3) === 0) { $cmd = 'del /s '.str_replace('/','\\',$ADODB_CACHE_DIR).'\adodb_*.cache'; } else { //$cmd = 'find "'.$ADODB_CACHE_DIR.'" -type f -maxdepth 1 -print0 | xargs -0 rm -f'; $cmd = 'rm -rf '.$ADODB_CACHE_DIR.'/[0-9a-f][0-9a-f]/'; // old version 'rm -f `find '.$ADODB_CACHE_DIR.' -name adodb_*.cache`'; } if ($this->debug) { ADOConnection::outp( "CacheFlush: $cmd
\n", system($cmd),"
"); } else { exec($cmd); } return; } global $ADODB_INCLUDED_CSV; if (empty($ADODB_INCLUDED_CSV)) include(ADODB_DIR.'/adodb-csvlib.inc.php'); $f = $this->_gencachename($sql.serialize($inputarr),false); adodb_write_file($f,''); // is adodb_write_file needed? if (!@unlink($f)) { if ($this->debug) ADOConnection::outp( "CacheFlush: failed for $f"); } } /** * Private function to generate filename for caching. * Filename is generated based on: * * - sql statement * - database type (oci8, ibase, ifx, etc) * - database name * - userid * - setFetchMode (adodb 4.23) * * When not in safe mode, we create 256 sub-directories in the cache directory ($ADODB_CACHE_DIR). * Assuming that we can have 50,000 files per directory with good performance, * then we can scale to 12.8 million unique cached recordsets. Wow! */ function _gencachename($sql,$createdir,$memcache=false) { global $ADODB_CACHE_DIR; static $notSafeMode; if ($this->fetchMode === false) { global $ADODB_FETCH_MODE; $mode = $ADODB_FETCH_MODE; } else { $mode = $this->fetchMode; } $m = md5($sql.$this->databaseType.$this->database.$this->user.$mode); if ($memcache) return $m; if (!isset($notSafeMode)) $notSafeMode = !ini_get('safe_mode'); $dir = ($notSafeMode) ? $ADODB_CACHE_DIR.'/'.substr($m,0,2) : $ADODB_CACHE_DIR; if ($createdir && $notSafeMode && !file_exists($dir)) { $oldu = umask(0); if (!@mkdir($dir,0771)) if(!is_dir($dir) && $this->debug) ADOConnection::outp( "Unable to mkdir $dir for $sql"); umask($oldu); } return $dir.'/adodb_'.$m.'.cache'; } /** * Execute SQL, caching recordsets. * * @param [secs2cache] seconds to cache data, set to 0 to force query. * This is an optional parameter. * @param sql SQL statement to execute * @param [inputarr] holds the input data to bind to * @return RecordSet or false */ function &CacheExecute($secs2cache,$sql=false,$inputarr=false) { if (!is_numeric($secs2cache)) { $inputarr = $sql; $sql = $secs2cache; $secs2cache = $this->cacheSecs; } if (is_array($sql)) { $sqlparam = $sql; $sql = $sql[0]; } else $sqlparam = $sql; if ($this->memCache) { global $ADODB_INCLUDED_MEMCACHE; if (empty($ADODB_INCLUDED_MEMCACHE)) include(ADODB_DIR.'/adodb-memcache.lib.inc.php'); $md5file = $this->_gencachename($sql.serialize($inputarr),false,true); } else { global $ADODB_INCLUDED_CSV; if (empty($ADODB_INCLUDED_CSV)) include(ADODB_DIR.'/adodb-csvlib.inc.php'); $md5file = $this->_gencachename($sql.serialize($inputarr),true); } $err = ''; if ($secs2cache > 0){ if ($this->memCache) $rs = &getmemCache($md5file,$err,$secs2cache, $this->memCacheHost, $this->memCachePort); else $rs = &csv2rs($md5file,$err,$secs2cache,$this->arrayClass); $this->numCacheHits += 1; } else { $err='Timeout 1'; $rs = false; $this->numCacheMisses += 1; } if (!$rs) { // no cached rs found if ($this->debug) { if (get_magic_quotes_runtime() && !$this->memCache) { ADOConnection::outp("Please disable magic_quotes_runtime - it corrupts cache files :("); } if ($this->debug !== -1) ADOConnection::outp( " $md5file cache failure: $err (see sql below)"); } $rs = &$this->Execute($sqlparam,$inputarr); if ($rs && $this->memCache) { $rs = &$this->_rs2rs($rs); // read entire recordset into memory immediately if(!putmemCache($md5file, $rs, $this->memCacheHost, $this->memCachePort, $this->memCacheCompress, $this->debug)) { if ($fn = $this->raiseErrorFn) $fn($this->databaseType,'CacheExecute',-32000,"Cache write error",$md5file,$sql,$this); if ($this->debug) ADOConnection::outp( " Cache write error"); } } else if ($rs) { $eof = $rs->EOF; $rs = &$this->_rs2rs($rs); // read entire recordset into memory immediately $txt = _rs2serialize($rs,false,$sql); // serialize $ok = adodb_write_file($md5file,$txt,$this->debug); if (!$ok) { if ($ok === false) { $em = 'Cache write error'; $en = -32000; if ($fn = $this->raiseErrorFn) { $fn($this->databaseType,'CacheExecute', $en, $em, $md5file,$sql,$this); } } else { $em = 'Cache file locked warning'; $en = -32001; // do not call error handling for just a warning } if ($this->debug) ADOConnection::outp( " ".$em); } if ($rs->EOF && !$eof) { $rs->MoveFirst(); //$rs = &csv2rs($md5file,$err); $rs->connection = &$this; // Pablo suggestion } } else if (!$this->memCache) @unlink($md5file); } else { $this->_errorMsg = ''; $this->_errorCode = 0; if ($this->fnCacheExecute) { $fn = $this->fnCacheExecute; $fn($this, $secs2cache, $sql, $inputarr); } // ok, set cached object found $rs->connection = &$this; // Pablo suggestion if ($this->debug){ $inBrowser = isset($_SERVER['HTTP_USER_AGENT']); $ttl = $rs->timeCreated + $secs2cache - time(); $s = is_array($sql) ? $sql[0] : $sql; if ($inBrowser) $s = ''.htmlspecialchars($s).''; ADOConnection::outp( " $md5file reloaded, ttl=$ttl [ $s ]"); } } return $rs; } /* Similar to PEAR DB's autoExecute(), except that $mode can be 'INSERT' or 'UPDATE' or DB_AUTOQUERY_INSERT or DB_AUTOQUERY_UPDATE If $mode == 'UPDATE', then $where is compulsory as a safety measure. $forceUpdate means that even if the data has not changed, perform update. */ function& AutoExecute($table, $fields_values, $mode = 'INSERT', $where = FALSE, $forceUpdate=true, $magicq=false) { $false = false; $sql = 'SELECT * FROM '.$table; if ($where!==FALSE) $sql .= ' WHERE '.$where; else if ($mode == 'UPDATE' || $mode == 2 /* DB_AUTOQUERY_UPDATE */) { ADOConnection::outp('AutoExecute: Illegal mode=UPDATE with empty WHERE clause'); return $false; } $rs =& $this->SelectLimit($sql,1); if (!$rs) return $false; // table does not exist $rs->tableName = $table; switch((string) $mode) { case 'UPDATE': case '2': $sql = $this->GetUpdateSQL($rs, $fields_values, $forceUpdate, $magicq); break; case 'INSERT': case '1': $sql = $this->GetInsertSQL($rs, $fields_values, $magicq); break; default: ADOConnection::outp("AutoExecute: Unknown mode=$mode"); return $false; } $ret = false; if ($sql) $ret = $this->Execute($sql); if ($ret) $ret = true; return $ret; } /** * Generates an Update Query based on an existing recordset. * $arrFields is an associative array of fields with the value * that should be assigned. * * Note: This function should only be used on a recordset * that is run against a single table and sql should only * be a simple select stmt with no groupby/orderby/limit * * "Jonathan Younger" */ function GetUpdateSQL(&$rs, $arrFields,$forceUpdate=false,$magicq=false,$force=null) { global $ADODB_INCLUDED_LIB; //********************************************************// //This is here to maintain compatibility //with older adodb versions. Sets force type to force nulls if $forcenulls is set. if (!isset($force)) { global $ADODB_FORCE_TYPE; $force = $ADODB_FORCE_TYPE; } //********************************************************// if (empty($ADODB_INCLUDED_LIB)) include(ADODB_DIR.'/adodb-lib.inc.php'); return _adodb_getupdatesql($this,$rs,$arrFields,$forceUpdate,$magicq,$force); } /** * Generates an Insert Query based on an existing recordset. * $arrFields is an associative array of fields with the value * that should be assigned. * * Note: This function should only be used on a recordset * that is run against a single table. */ function GetInsertSQL(&$rs, $arrFields,$magicq=false,$force=null) { global $ADODB_INCLUDED_LIB; if (!isset($force)) { global $ADODB_FORCE_TYPE; $force = $ADODB_FORCE_TYPE; } if (empty($ADODB_INCLUDED_LIB)) include(ADODB_DIR.'/adodb-lib.inc.php'); return _adodb_getinsertsql($this,$rs,$arrFields,$magicq,$force); } /** * Update a blob column, given a where clause. There are more sophisticated * blob handling functions that we could have implemented, but all require * a very complex API. Instead we have chosen something that is extremely * simple to understand and use. * * Note: $blobtype supports 'BLOB' and 'CLOB', default is BLOB of course. * * Usage to update a $blobvalue which has a primary key blob_id=1 into a * field blobtable.blobcolumn: * * UpdateBlob('blobtable', 'blobcolumn', $blobvalue, 'blob_id=1'); * * Insert example: * * $conn->Execute('INSERT INTO blobtable (id, blobcol) VALUES (1, null)'); * $conn->UpdateBlob('blobtable','blobcol',$blob,'id=1'); */ function UpdateBlob($table,$column,$val,$where,$blobtype='BLOB') { return $this->Execute("UPDATE $table SET $column=? WHERE $where",array($val)) != false; } /** * Usage: * UpdateBlob('TABLE', 'COLUMN', '/path/to/file', 'ID=1'); * * $blobtype supports 'BLOB' and 'CLOB' * * $conn->Execute('INSERT INTO blobtable (id, blobcol) VALUES (1, null)'); * $conn->UpdateBlob('blobtable','blobcol',$blobpath,'id=1'); */ function UpdateBlobFile($table,$column,$path,$where,$blobtype='BLOB') { $fd = fopen($path,'rb'); if ($fd === false) return false; $val = fread($fd,filesize($path)); fclose($fd); return $this->UpdateBlob($table,$column,$val,$where,$blobtype); } function BlobDecode($blob) { return $blob; } function BlobEncode($blob) { return $blob; } function SetCharSet($charset) { return false; } function IfNull( $field, $ifNull ) { return " CASE WHEN $field is null THEN $ifNull ELSE $field END "; } function LogSQL($enable=true) { include_once(ADODB_DIR.'/adodb-perf.inc.php'); if ($enable) $this->fnExecute = 'adodb_log_sql'; else $this->fnExecute = false; $old = $this->_logsql; $this->_logsql = $enable; if ($enable && !$old) $this->_affected = false; return $old; } function GetCharSet() { return false; } /** * Usage: * UpdateClob('TABLE', 'COLUMN', $var, 'ID=1', 'CLOB'); * * $conn->Execute('INSERT INTO clobtable (id, clobcol) VALUES (1, null)'); * $conn->UpdateClob('clobtable','clobcol',$clob,'id=1'); */ function UpdateClob($table,$column,$val,$where) { return $this->UpdateBlob($table,$column,$val,$where,'CLOB'); } // not the fastest implementation - quick and dirty - jlim // for best performance, use the actual $rs->MetaType(). function MetaType($t,$len=-1,$fieldobj=false) { if (empty($this->_metars)) { $rsclass = $this->rsPrefix.$this->databaseType; $this->_metars = new $rsclass(false,$this->fetchMode); $this->_metars->connection =& $this; } return $this->_metars->MetaType($t,$len,$fieldobj); } /** * Change the SQL connection locale to a specified locale. * This is used to get the date formats written depending on the client locale. */ function SetDateLocale($locale = 'En') { $this->locale = $locale; switch (strtoupper($locale)) { case 'EN': $this->fmtDate="'Y-m-d'"; $this->fmtTimeStamp = "'Y-m-d H:i:s'"; break; case 'US': $this->fmtDate = "'m-d-Y'"; $this->fmtTimeStamp = "'m-d-Y H:i:s'"; break; case 'PT_BR': case 'NL': case 'FR': case 'RO': case 'IT': $this->fmtDate="'d-m-Y'"; $this->fmtTimeStamp = "'d-m-Y H:i:s'"; break; case 'GE': $this->fmtDate="'d.m.Y'"; $this->fmtTimeStamp = "'d.m.Y H:i:s'"; break; default: $this->fmtDate="'Y-m-d'"; $this->fmtTimeStamp = "'Y-m-d H:i:s'"; break; } } function &GetActiveRecordsClass($class, $table,$whereOrderBy=false,$bindarr=false, $primkeyArr=false) { global $_ADODB_ACTIVE_DBS; $save = $this->SetFetchMode(ADODB_FETCH_NUM); if (empty($whereOrderBy)) $whereOrderBy = '1=1'; $rows = $this->GetAll("select * from ".$table.' WHERE '.$whereOrderBy,$bindarr); $this->SetFetchMode($save); $false = false; if ($rows === false) { return $false; } if (!isset($_ADODB_ACTIVE_DBS)) { include(ADODB_DIR.'/adodb-active-record.inc.php'); } if (!class_exists($class)) { ADOConnection::outp("Unknown class $class in GetActiveRcordsClass()"); return $false; } $arr = array(); foreach($rows as $row) { $obj = new $class($table,$primkeyArr,$this); if ($obj->ErrorMsg()){ $this->_errorMsg = $obj->ErrorMsg(); return $false; } $obj->Set($row); $arr[] = $obj; } return $arr; } function &GetActiveRecords($table,$where=false,$bindarr=false,$primkeyArr=false) { $arr =& $this->GetActiveRecordsClass('ADODB_Active_Record', $table, $where, $bindarr, $primkeyArr); return $arr; } /** * Close Connection */ function Close() { $rez = $this->_close(); $this->_connectionID = false; return $rez; } /** * Begin a Transaction. Must be followed by CommitTrans() or RollbackTrans(). * * @return true if succeeded or false if database does not support transactions */ function BeginTrans() { if ($this->debug) ADOConnection::outp("BeginTrans: Transactions not supported for this driver"); return false; } /* set transaction mode */ function SetTransactionMode( $transaction_mode ) { $transaction_mode = $this->MetaTransaction($transaction_mode, $this->dataProvider); $this->_transmode = $transaction_mode; } /* http://msdn2.microsoft.com/en-US/ms173763.aspx http://dev.mysql.com/doc/refman/5.0/en/innodb-transaction-isolation.html http://www.postgresql.org/docs/8.1/interactive/sql-set-transaction.html http://www.stanford.edu/dept/itss/docs/oracle/10g/server.101/b10759/statements_10005.htm */ function MetaTransaction($mode,$db) { $mode = strtoupper($mode); $mode = str_replace('ISOLATION LEVEL ','',$mode); switch($mode) { case 'READ UNCOMMITTED': switch($db) { case 'oci8': case 'oracle': return 'ISOLATION LEVEL READ COMMITTED'; default: return 'ISOLATION LEVEL READ UNCOMMITTED'; } break; case 'READ COMMITTED': return 'ISOLATION LEVEL READ COMMITTED'; break; case 'REPEATABLE READ': switch($db) { case 'oci8': case 'oracle': return 'ISOLATION LEVEL SERIALIZABLE'; default: return 'ISOLATION LEVEL REPEATABLE READ'; } break; case 'SERIALIZABLE': return 'ISOLATION LEVEL SERIALIZABLE'; break; default: return $mode; } } /** * If database does not support transactions, always return true as data always commited * * @param $ok set to false to rollback transaction, true to commit * * @return true/false. */ function CommitTrans($ok=true) { return true;} /** * If database does not support transactions, rollbacks always fail, so return false * * @return true/false. */ function RollbackTrans() { return false;} /** * return the databases that the driver can connect to. * Some databases will return an empty array. * * @return an array of database names. */ function MetaDatabases() { global $ADODB_FETCH_MODE; if ($this->metaDatabasesSQL) { $save = $ADODB_FETCH_MODE; $ADODB_FETCH_MODE = ADODB_FETCH_NUM; if ($this->fetchMode !== false) $savem = $this->SetFetchMode(false); $arr = $this->GetCol($this->metaDatabasesSQL); if (isset($savem)) $this->SetFetchMode($savem); $ADODB_FETCH_MODE = $save; return $arr; } return false; } /** * @param ttype can either be 'VIEW' or 'TABLE' or false. * If false, both views and tables are returned. * "VIEW" returns only views * "TABLE" returns only tables * @param showSchema returns the schema/user with the table name, eg. USER.TABLE * @param mask is the input mask - only supported by oci8 and postgresql * * @return array of tables for current database. */ function &MetaTables($ttype=false,$showSchema=false,$mask=false) { global $ADODB_FETCH_MODE; $false = false; if ($mask) { return $false; } if ($this->metaTablesSQL) { $save = $ADODB_FETCH_MODE; $ADODB_FETCH_MODE = ADODB_FETCH_NUM; if ($this->fetchMode !== false) $savem = $this->SetFetchMode(false); $rs = $this->Execute($this->metaTablesSQL); if (isset($savem)) $this->SetFetchMode($savem); $ADODB_FETCH_MODE = $save; if ($rs === false) return $false; $arr =& $rs->GetArray(); $arr2 = array(); if ($hast = ($ttype && isset($arr[0][1]))) { $showt = strncmp($ttype,'T',1); } for ($i=0; $i < sizeof($arr); $i++) { if ($hast) { if ($showt == 0) { if (strncmp($arr[$i][1],'T',1) == 0) $arr2[] = trim($arr[$i][0]); } else { if (strncmp($arr[$i][1],'V',1) == 0) $arr2[] = trim($arr[$i][0]); } } else $arr2[] = trim($arr[$i][0]); } $rs->Close(); return $arr2; } return $false; } function _findschema(&$table,&$schema) { if (!$schema && ($at = strpos($table,'.')) !== false) { $schema = substr($table,0,$at); $table = substr($table,$at+1); } } /** * List columns in a database as an array of ADOFieldObjects. * See top of file for definition of object. * * @param $table table name to query * @param $normalize makes table name case-insensitive (required by some databases) * @schema is optional database schema to use - not supported by all databases. * * @return array of ADOFieldObjects for current table. */ function &MetaColumns($table,$normalize=true) { global $ADODB_FETCH_MODE; $false = false; if (!empty($this->metaColumnsSQL)) { $schema = false; $this->_findschema($table,$schema); $save = $ADODB_FETCH_MODE; $ADODB_FETCH_MODE = ADODB_FETCH_NUM; if ($this->fetchMode !== false) $savem = $this->SetFetchMode(false); $rs = $this->Execute(sprintf($this->metaColumnsSQL,($normalize)?strtoupper($table):$table)); if (isset($savem)) $this->SetFetchMode($savem); $ADODB_FETCH_MODE = $save; if ($rs === false || $rs->EOF) return $false; $retarr = array(); while (!$rs->EOF) { //print_r($rs->fields); $fld = new ADOFieldObject(); $fld->name = $rs->fields[0]; $fld->type = $rs->fields[1]; if (isset($rs->fields[3]) && $rs->fields[3]) { if ($rs->fields[3]>0) $fld->max_length = $rs->fields[3]; $fld->scale = $rs->fields[4]; if ($fld->scale>0) $fld->max_length += 1; } else $fld->max_length = $rs->fields[2]; if ($ADODB_FETCH_MODE == ADODB_FETCH_NUM) $retarr[] = $fld; else $retarr[strtoupper($fld->name)] = $fld; $rs->MoveNext(); } $rs->Close(); return $retarr; } return $false; } /** * List indexes on a table as an array. * @param table table name to query * @param primary true to only show primary keys. Not actually used for most databases * * @return array of indexes on current table. Each element represents an index, and is itself an associative array. Array ( [name_of_index] => Array ( [unique] => true or false [columns] => Array ( [0] => firstname [1] => lastname ) ) */ function &MetaIndexes($table, $primary = false, $owner = false) { $false = false; return $false; } /** * List columns names in a table as an array. * @param table table name to query * * @return array of column names for current table. */ function &MetaColumnNames($table, $numIndexes=false,$useattnum=false /* only for postgres */) { $objarr =& $this->MetaColumns($table); if (!is_array($objarr)) { $false = false; return $false; } $arr = array(); if ($numIndexes) { $i = 0; if ($useattnum) { foreach($objarr as $v) $arr[$v->attnum] = $v->name; } else foreach($objarr as $v) $arr[$i++] = $v->name; } else foreach($objarr as $v) $arr[strtoupper($v->name)] = $v->name; return $arr; } /** * Different SQL databases used different methods to combine strings together. * This function provides a wrapper. * * param s variable number of string parameters * * Usage: $db->Concat($str1,$str2); * * @return concatenated string */ function Concat() { $arr = func_get_args(); return implode($this->concat_operator, $arr); } /** * Converts a date "d" to a string that the database can understand. * * @param d a date in Unix date time format. * * @return date string in database date format */ function DBDate($d) { if (empty($d) && $d !== 0) return 'null'; if (is_string($d) && !is_numeric($d)) { if ($d === 'null' || strncmp($d,"'",1) === 0) return $d; if ($this->isoDates) return "'$d'"; $d = ADOConnection::UnixDate($d); } return adodb_date($this->fmtDate,$d); } function BindDate($d) { $d = $this->DBDate($d); if (strncmp($d,"'",1)) return $d; return substr($d,1,strlen($d)-2); } function BindTimeStamp($d) { $d = $this->DBTimeStamp($d); if (strncmp($d,"'",1)) return $d; return substr($d,1,strlen($d)-2); } /** * Converts a timestamp "ts" to a string that the database can understand. * * @param ts a timestamp in Unix date time format. * * @return timestamp string in database timestamp format */ function DBTimeStamp($ts) { if (empty($ts) && $ts !== 0) return 'null'; # strlen(14) allows YYYYMMDDHHMMSS format if (!is_string($ts) || (is_numeric($ts) && strlen($ts)<14)) return adodb_date($this->fmtTimeStamp,$ts); if ($ts === 'null') return $ts; if ($this->isoDates && strlen($ts) !== 14) return "'$ts'"; $ts = ADOConnection::UnixTimeStamp($ts); return adodb_date($this->fmtTimeStamp,$ts); } /** * Also in ADORecordSet. * @param $v is a date string in YYYY-MM-DD format * * @return date in unix timestamp format, or 0 if before TIMESTAMP_FIRST_YEAR, or false if invalid date format */ function UnixDate($v) { if (is_object($v)) { // odbtp support //( [year] => 2004 [month] => 9 [day] => 4 [hour] => 12 [minute] => 44 [second] => 8 [fraction] => 0 ) return adodb_mktime($v->hour,$v->minute,$v->second,$v->month,$v->day, $v->year); } if (is_numeric($v) && strlen($v) !== 8) return $v; if (!preg_match( "|^([0-9]{4})[-/\.]?([0-9]{1,2})[-/\.]?([0-9]{1,2})|", ($v), $rr)) return false; if ($rr[1] <= TIMESTAMP_FIRST_YEAR) return 0; // h-m-s-MM-DD-YY return @adodb_mktime(0,0,0,$rr[2],$rr[3],$rr[1]); } /** * Also in ADORecordSet. * @param $v is a timestamp string in YYYY-MM-DD HH-NN-SS format * * @return date in unix timestamp format, or 0 if before TIMESTAMP_FIRST_YEAR, or false if invalid date format */ function UnixTimeStamp($v) { if (is_object($v)) { // odbtp support //( [year] => 2004 [month] => 9 [day] => 4 [hour] => 12 [minute] => 44 [second] => 8 [fraction] => 0 ) return adodb_mktime($v->hour,$v->minute,$v->second,$v->month,$v->day, $v->year); } if (!preg_match( "|^([0-9]{4})[-/\.]?([0-9]{1,2})[-/\.]?([0-9]{1,2})[ ,-]*(([0-9]{1,2}):?([0-9]{1,2}):?([0-9\.]{1,4}))?|", ($v), $rr)) return false; if ($rr[1] <= TIMESTAMP_FIRST_YEAR && $rr[2]<= 1) return 0; // h-m-s-MM-DD-YY if (!isset($rr[5])) return adodb_mktime(0,0,0,$rr[2],$rr[3],$rr[1]); return @adodb_mktime($rr[5],$rr[6],$rr[7],$rr[2],$rr[3],$rr[1]); } /** * Also in ADORecordSet. * * Format database date based on user defined format. * * @param v is the character date in YYYY-MM-DD format, returned by database * @param fmt is the format to apply to it, using date() * * @return a date formated as user desires */ function UserDate($v,$fmt='Y-m-d',$gmt=false) { $tt = $this->UnixDate($v); // $tt == -1 if pre TIMESTAMP_FIRST_YEAR if (($tt === false || $tt == -1) && $v != false) return $v; else if ($tt == 0) return $this->emptyDate; else if ($tt == -1) { // pre-TIMESTAMP_FIRST_YEAR } return ($gmt) ? adodb_gmdate($fmt,$tt) : adodb_date($fmt,$tt); } /** * * @param v is the character timestamp in YYYY-MM-DD hh:mm:ss format * @param fmt is the format to apply to it, using date() * * @return a timestamp formated as user desires */ function UserTimeStamp($v,$fmt='Y-m-d H:i:s',$gmt=false) { if (!isset($v)) return $this->emptyTimeStamp; # strlen(14) allows YYYYMMDDHHMMSS format if (is_numeric($v) && strlen($v)<14) return ($gmt) ? adodb_gmdate($fmt,$v) : adodb_date($fmt,$v); $tt = $this->UnixTimeStamp($v); // $tt == -1 if pre TIMESTAMP_FIRST_YEAR if (($tt === false || $tt == -1) && $v != false) return $v; if ($tt == 0) return $this->emptyTimeStamp; return ($gmt) ? adodb_gmdate($fmt,$tt) : adodb_date($fmt,$tt); } function escape($s,$magic_quotes=false) { return $this->addq($s,$magic_quotes); } /** * Quotes a string, without prefixing nor appending quotes. */ function addq($s,$magic_quotes=false) { if (!$magic_quotes) { if ($this->replaceQuote[0] == '\\'){ // only since php 4.0.5 $s = adodb_str_replace(array('\\',"\0"),array('\\\\',"\\\0"),$s); //$s = str_replace("\0","\\\0", str_replace('\\','\\\\',$s)); } return str_replace("'",$this->replaceQuote,$s); } // undo magic quotes for " $s = str_replace('\\"','"',$s); // moodle change start - see readme_moodle.txt if ($this->replaceQuote == "\\'" || ini_get('magic_quotes_sybase')) // ' already quoted, no need to change anything // moodle change end - see readme_moodle.txt return $s; else {// change \' to '' for sybase/mssql $s = str_replace('\\\\','\\',$s); return str_replace("\\'",$this->replaceQuote,$s); } } /** * Correctly quotes a string so that all strings are escaped. We prefix and append * to the string single-quotes. * An example is $db->qstr("Don't bother",magic_quotes_runtime()); * * @param s the string to quote * @param [magic_quotes] if $s is GET/POST var, set to get_magic_quotes_gpc(). * This undoes the stupidity of magic quotes for GPC. * * @return quoted string to be sent back to database */ function qstr($s,$magic_quotes=false) { if (!$magic_quotes) { if ($this->replaceQuote[0] == '\\'){ // only since php 4.0.5 $s = adodb_str_replace(array('\\',"\0"),array('\\\\',"\\\0"),$s); //$s = str_replace("\0","\\\0", str_replace('\\','\\\\',$s)); } return "'".str_replace("'",$this->replaceQuote,$s)."'"; } // undo magic quotes for " $s = str_replace('\\"','"',$s); // moodle change start - see readme_moodle.txt if ($this->replaceQuote == "\\'" || ini_get('magic_quotes_sybase')) // ' already quoted, no need to change anything // moodle change end - see readme_moodle.txt return "'$s'"; else {// change \' to '' for sybase/mssql $s = str_replace('\\\\','\\',$s); return "'".str_replace("\\'",$this->replaceQuote,$s)."'"; } } /** * Will select the supplied $page number from a recordset, given that it is paginated in pages of * $nrows rows per page. It also saves two boolean values saying if the given page is the first * and/or last one of the recordset. Added by Iván Oliva to provide recordset pagination. * * See readme.htm#ex8 for an example of usage. * * @param sql * @param nrows is the number of rows per page to get * @param page is the page number to get (1-based) * @param [inputarr] array of bind variables * @param [secs2cache] is a private parameter only used by jlim * @return the recordset ($rs->databaseType == 'array') * * NOTE: phpLens uses a different algorithm and does not use PageExecute(). * */ function &PageExecute($sql, $nrows, $page, $inputarr=false, $secs2cache=0) { global $ADODB_INCLUDED_LIB; if (empty($ADODB_INCLUDED_LIB)) include(ADODB_DIR.'/adodb-lib.inc.php'); if ($this->pageExecuteCountRows) $rs =& _adodb_pageexecute_all_rows($this, $sql, $nrows, $page, $inputarr, $secs2cache); else $rs =& _adodb_pageexecute_no_last_page($this, $sql, $nrows, $page, $inputarr, $secs2cache); return $rs; } /** * Will select the supplied $page number from a recordset, given that it is paginated in pages of * $nrows rows per page. It also saves two boolean values saying if the given page is the first * and/or last one of the recordset. Added by Iván Oliva to provide recordset pagination. * * @param secs2cache seconds to cache data, set to 0 to force query * @param sql * @param nrows is the number of rows per page to get * @param page is the page number to get (1-based) * @param [inputarr] array of bind variables * @return the recordset ($rs->databaseType == 'array') */ function &CachePageExecute($secs2cache, $sql, $nrows, $page,$inputarr=false) { /*switch($this->dataProvider) { case 'postgres': case 'mysql': break; default: $secs2cache = 0; break; }*/ $rs =& $this->PageExecute($sql,$nrows,$page,$inputarr,$secs2cache); return $rs; } } // end class ADOConnection //============================================================================================== // CLASS ADOFetchObj //============================================================================================== /** * Internal placeholder for record objects. Used by ADORecordSet->FetchObj(). */ class ADOFetchObj { }; //============================================================================================== // CLASS ADORecordSet_empty //============================================================================================== /** * Lightweight recordset when there are no records to be returned */ class ADORecordSet_empty { var $dataProvider = 'empty'; var $databaseType = false; var $EOF = true; var $_numOfRows = 0; var $fields = false; var $connection = false; function RowCount() {return 0;} function RecordCount() {return 0;} function PO_RecordCount(){return 0;} function Close(){return true;} function FetchRow() {return false;} function FieldCount(){ return 0;} function Init() {} } //============================================================================================== // DATE AND TIME FUNCTIONS //============================================================================================== if (!defined('ADODB_DATE_VERSION')) include(ADODB_DIR.'/adodb-time.inc.php'); //============================================================================================== // CLASS ADORecordSet //============================================================================================== if (PHP_VERSION < 5) include_once(ADODB_DIR.'/adodb-php4.inc.php'); else include_once(ADODB_DIR.'/adodb-iterator.inc.php'); /** * RecordSet class that represents the dataset returned by the database. * To keep memory overhead low, this class holds only the current row in memory. * No prefetching of data is done, so the RecordCount() can return -1 ( which * means recordcount not known). */ class ADORecordSet extends ADODB_BASE_RS { /* * public variables */ var $dataProvider = "native"; var $fields = false; /// holds the current row data var $blobSize = 100; /// any varchar/char field this size or greater is treated as a blob /// in other words, we use a text area for editing. var $canSeek = false; /// indicates that seek is supported var $sql; /// sql text var $EOF = false; /// Indicates that the current record position is after the last record in a Recordset object. var $emptyTimeStamp = ' '; /// what to display when $time==0 var $emptyDate = ' '; /// what to display when $time==0 var $debug = false; var $timeCreated=0; /// datetime in Unix format rs created -- for cached recordsets var $bind = false; /// used by Fields() to hold array - should be private? var $fetchMode; /// default fetch mode var $connection = false; /// the parent connection /* * private variables */ var $_numOfRows = -1; /** number of rows, or -1 */ var $_numOfFields = -1; /** number of fields in recordset */ var $_queryID = -1; /** This variable keeps the result link identifier. */ var $_currentRow = -1; /** This variable keeps the current row in the Recordset. */ var $_closed = false; /** has recordset been closed */ var $_inited = false; /** Init() should only be called once */ var $_obj; /** Used by FetchObj */ var $_names; /** Used by FetchObj */ var $_currentPage = -1; /** Added by Iván Oliva to implement recordset pagination */ var $_atFirstPage = false; /** Added by Iván Oliva to implement recordset pagination */ var $_atLastPage = false; /** Added by Iván Oliva to implement recordset pagination */ var $_lastPageNo = -1; var $_maxRecordCount = 0; var $datetime = false; /** * Constructor * * @param queryID this is the queryID returned by ADOConnection->_query() * */ function ADORecordSet($queryID) { $this->_queryID = $queryID; } function Init() { if ($this->_inited) return; $this->_inited = true; if ($this->_queryID) @$this->_initrs(); else { $this->_numOfRows = 0; $this->_numOfFields = 0; } if ($this->_numOfRows != 0 && $this->_numOfFields && $this->_currentRow == -1) { $this->_currentRow = 0; if ($this->EOF = ($this->_fetch() === false)) { $this->_numOfRows = 0; // _numOfRows could be -1 } } else { $this->EOF = true; } } /** * Generate a SELECT tag string from a recordset, and return the string. * If the recordset has 2 cols, we treat the 1st col as the containing * the text to display to the user, and 2nd col as the return value. Default * strings are compared with the FIRST column. * * @param name name of SELECT tag * @param [defstr] the value to hilite. Use an array for multiple hilites for listbox. * @param [blank1stItem] true to leave the 1st item in list empty * @param [multiple] true for listbox, false for popup * @param [size] #rows to show for listbox. not used by popup * @param [selectAttr] additional attributes to defined for SELECT tag. * useful for holding javascript onChange='...' handlers. & @param [compareFields0] when we have 2 cols in recordset, we compare the defstr with * column 0 (1st col) if this is true. This is not documented. * * @return HTML * * changes by glen.davies@cce.ac.nz to support multiple hilited items */ function GetMenu($name,$defstr='',$blank1stItem=true,$multiple=false, $size=0, $selectAttr='',$compareFields0=true) { global $ADODB_INCLUDED_LIB; if (empty($ADODB_INCLUDED_LIB)) include(ADODB_DIR.'/adodb-lib.inc.php'); return _adodb_getmenu($this, $name,$defstr,$blank1stItem,$multiple, $size, $selectAttr,$compareFields0); } /** * Generate a SELECT tag string from a recordset, and return the string. * If the recordset has 2 cols, we treat the 1st col as the containing * the text to display to the user, and 2nd col as the return value. Default * strings are compared with the SECOND column. * */ function GetMenu2($name,$defstr='',$blank1stItem=true,$multiple=false,$size=0, $selectAttr='') { return $this->GetMenu($name,$defstr,$blank1stItem,$multiple, $size, $selectAttr,false); } /* Grouped Menu */ function GetMenu3($name,$defstr='',$blank1stItem=true,$multiple=false, $size=0, $selectAttr='') { global $ADODB_INCLUDED_LIB; if (empty($ADODB_INCLUDED_LIB)) include(ADODB_DIR.'/adodb-lib.inc.php'); return _adodb_getmenu_gp($this, $name,$defstr,$blank1stItem,$multiple, $size, $selectAttr,false); } /** * return recordset as a 2-dimensional array. * * @param [nRows] is the number of rows to return. -1 means every row. * * @return an array indexed by the rows (0-based) from the recordset */ function &GetArray($nRows = -1) { global $ADODB_EXTENSION; if ($ADODB_EXTENSION) { $results = adodb_getall($this,$nRows); return $results; } $results = array(); $cnt = 0; while (!$this->EOF && $nRows != $cnt) { $results[] = $this->fields; $this->MoveNext(); $cnt++; } return $results; } function &GetAll($nRows = -1) { $arr =& $this->GetArray($nRows); return $arr; } /* * Some databases allow multiple recordsets to be returned. This function * will return true if there is a next recordset, or false if no more. */ function NextRecordSet() { return false; } /** * return recordset as a 2-dimensional array. * Helper function for ADOConnection->SelectLimit() * * @param offset is the row to start calculations from (1-based) * @param [nrows] is the number of rows to return * * @return an array indexed by the rows (0-based) from the recordset */ function &GetArrayLimit($nrows,$offset=-1) { if ($offset <= 0) { $arr =& $this->GetArray($nrows); return $arr; } $this->Move($offset); $results = array(); $cnt = 0; while (!$this->EOF && $nrows != $cnt) { $results[$cnt++] = $this->fields; $this->MoveNext(); } return $results; } /** * Synonym for GetArray() for compatibility with ADO. * * @param [nRows] is the number of rows to return. -1 means every row. * * @return an array indexed by the rows (0-based) from the recordset */ function &GetRows($nRows = -1) { $arr =& $this->GetArray($nRows); return $arr; } /** * return whole recordset as a 2-dimensional associative array if there are more than 2 columns. * The first column is treated as the key and is not included in the array. * If there is only 2 columns, it will return a 1 dimensional array of key-value pairs unless * $force_array == true. * * @param [force_array] has only meaning if we have 2 data columns. If false, a 1 dimensional * array is returned, otherwise a 2 dimensional array is returned. If this sounds confusing, * read the source. * * @param [first2cols] means if there are more than 2 cols, ignore the remaining cols and * instead of returning array[col0] => array(remaining cols), return array[col0] => col1 * * @return an associative array indexed by the first column of the array, * or false if the data has less than 2 cols. */ function &GetAssoc($force_array = false, $first2cols = false) { global $ADODB_EXTENSION; $cols = $this->_numOfFields; if ($cols < 2) { $false = false; return $false; } $numIndex = isset($this->fields[0]); $results = array(); if (!$first2cols && ($cols > 2 || $force_array)) { if ($ADODB_EXTENSION) { if ($numIndex) { while (!$this->EOF) { $results[trim($this->fields[0])] = array_slice($this->fields, 1); adodb_movenext($this); } } else { while (!$this->EOF) { // Fix for array_slice re-numbering numeric associative keys $keys = array_slice(array_keys($this->fields), 1); $sliced_array = array(); foreach($keys as $key) { $sliced_array[$key] = $this->fields[$key]; } $results[trim(reset($this->fields))] = $sliced_array; adodb_movenext($this); } } } else { if ($numIndex) { while (!$this->EOF) { $results[trim($this->fields[0])] = array_slice($this->fields, 1); $this->MoveNext(); } } else { while (!$this->EOF) { // Fix for array_slice re-numbering numeric associative keys $keys = array_slice(array_keys($this->fields), 1); $sliced_array = array(); foreach($keys as $key) { $sliced_array[$key] = $this->fields[$key]; } $results[trim(reset($this->fields))] = $sliced_array; $this->MoveNext(); } } } } else { if ($ADODB_EXTENSION) { // return scalar values if ($numIndex) { while (!$this->EOF) { // some bug in mssql PHP 4.02 -- doesn't handle references properly so we FORCE creating a new string $results[trim(($this->fields[0]))] = $this->fields[1]; adodb_movenext($this); } } else { while (!$this->EOF) { // some bug in mssql PHP 4.02 -- doesn't handle references properly so we FORCE creating a new string $v1 = trim(reset($this->fields)); $v2 = ''.next($this->fields); $results[$v1] = $v2; adodb_movenext($this); } } } else { if ($numIndex) { while (!$this->EOF) { // some bug in mssql PHP 4.02 -- doesn't handle references properly so we FORCE creating a new string $results[trim(($this->fields[0]))] = $this->fields[1]; $this->MoveNext(); } } else { while (!$this->EOF) { // some bug in mssql PHP 4.02 -- doesn't handle references properly so we FORCE creating a new string $v1 = trim(reset($this->fields)); $v2 = ''.next($this->fields); $results[$v1] = $v2; $this->MoveNext(); } } } } $ref =& $results; # workaround accelerator incompat with PHP 4.4 :( return $ref; } /** * * @param v is the character timestamp in YYYY-MM-DD hh:mm:ss format * @param fmt is the format to apply to it, using date() * * @return a timestamp formated as user desires */ function UserTimeStamp($v,$fmt='Y-m-d H:i:s') { if (is_numeric($v) && strlen($v)<14) return adodb_date($fmt,$v); $tt = $this->UnixTimeStamp($v); // $tt == -1 if pre TIMESTAMP_FIRST_YEAR if (($tt === false || $tt == -1) && $v != false) return $v; if ($tt === 0) return $this->emptyTimeStamp; return adodb_date($fmt,$tt); } /** * @param v is the character date in YYYY-MM-DD format, returned by database * @param fmt is the format to apply to it, using date() * * @return a date formated as user desires */ function UserDate($v,$fmt='Y-m-d') { $tt = $this->UnixDate($v); // $tt == -1 if pre TIMESTAMP_FIRST_YEAR if (($tt === false || $tt == -1) && $v != false) return $v; else if ($tt == 0) return $this->emptyDate; else if ($tt == -1) { // pre-TIMESTAMP_FIRST_YEAR } return adodb_date($fmt,$tt); } /** * @param $v is a date string in YYYY-MM-DD format * * @return date in unix timestamp format, or 0 if before TIMESTAMP_FIRST_YEAR, or false if invalid date format */ function UnixDate($v) { return ADOConnection::UnixDate($v); } /** * @param $v is a timestamp string in YYYY-MM-DD HH-NN-SS format * * @return date in unix timestamp format, or 0 if before TIMESTAMP_FIRST_YEAR, or false if invalid date format */ function UnixTimeStamp($v) { return ADOConnection::UnixTimeStamp($v); } /** * PEAR DB Compat - do not use internally */ function Free() { return $this->Close(); } /** * PEAR DB compat, number of rows */ function NumRows() { return $this->_numOfRows; } /** * PEAR DB compat, number of cols */ function NumCols() { return $this->_numOfFields; } /** * Fetch a row, returning false if no more rows. * This is PEAR DB compat mode. * * @return false or array containing the current record */ function &FetchRow() { if ($this->EOF) { $false = false; return $false; } $arr = $this->fields; $this->_currentRow++; if (!$this->_fetch()) $this->EOF = true; return $arr; } /** * Fetch a row, returning PEAR_Error if no more rows. * This is PEAR DB compat mode. * * @return DB_OK or error object */ function FetchInto(&$arr) { if ($this->EOF) return (defined('PEAR_ERROR_RETURN')) ? new PEAR_Error('EOF',-1): false; $arr = $this->fields; $this->MoveNext(); return 1; // DB_OK } /** * Move to the first row in the recordset. Many databases do NOT support this. * * @return true or false */ function MoveFirst() { if ($this->_currentRow == 0) return true; return $this->Move(0); } /** * Move to the last row in the recordset. * * @return true or false */ function MoveLast() { if ($this->_numOfRows >= 0) return $this->Move($this->_numOfRows-1); if ($this->EOF) return false; while (!$this->EOF) { $f = $this->fields; $this->MoveNext(); } $this->fields = $f; $this->EOF = false; return true; } /** * Move to next record in the recordset. * * @return true if there still rows available, or false if there are no more rows (EOF). */ function MoveNext() { if (!$this->EOF) { $this->_currentRow++; if ($this->_fetch()) return true; } $this->EOF = true; /* -- tested error handling when scrolling cursor -- seems useless. $conn = $this->connection; if ($conn && $conn->raiseErrorFn && ($errno = $conn->ErrorNo())) { $fn = $conn->raiseErrorFn; $fn($conn->databaseType,'MOVENEXT',$errno,$conn->ErrorMsg().' ('.$this->sql.')',$conn->host,$conn->database); } */ return false; } /** * Random access to a specific row in the recordset. Some databases do not support * access to previous rows in the databases (no scrolling backwards). * * @param rowNumber is the row to move to (0-based) * * @return true if there still rows available, or false if there are no more rows (EOF). */ function Move($rowNumber = 0) { $this->EOF = false; if ($rowNumber == $this->_currentRow) return true; if ($rowNumber >= $this->_numOfRows) if ($this->_numOfRows != -1) $rowNumber = $this->_numOfRows-2; if ($this->canSeek) { if ($this->_seek($rowNumber)) { $this->_currentRow = $rowNumber; if ($this->_fetch()) { return true; } } else { $this->EOF = true; return false; } } else { if ($rowNumber < $this->_currentRow) return false; global $ADODB_EXTENSION; if ($ADODB_EXTENSION) { while (!$this->EOF && $this->_currentRow < $rowNumber) { adodb_movenext($this); } } else { while (! $this->EOF && $this->_currentRow < $rowNumber) { $this->_currentRow++; if (!$this->_fetch()) $this->EOF = true; } } return !($this->EOF); } $this->fields = false; $this->EOF = true; return false; } /** * Get the value of a field in the current row by column name. * Will not work if ADODB_FETCH_MODE is set to ADODB_FETCH_NUM. * * @param colname is the field to access * * @return the value of $colname column */ function Fields($colname) { return $this->fields[$colname]; } function GetAssocKeys($upper=true) { $this->bind = array(); for ($i=0; $i < $this->_numOfFields; $i++) { $o = $this->FetchField($i); if ($upper === 2) $this->bind[$o->name] = $i; else $this->bind[($upper) ? strtoupper($o->name) : strtolower($o->name)] = $i; } } /** * Use associative array to get fields array for databases that do not support * associative arrays. Submitted by Paolo S. Asioli paolo.asioli#libero.it * * If you don't want uppercase cols, set $ADODB_FETCH_MODE = ADODB_FETCH_ASSOC * before you execute your SQL statement, and access $rs->fields['col'] directly. * * $upper 0 = lowercase, 1 = uppercase, 2 = whatever is returned by FetchField */ function &GetRowAssoc($upper=1) { $record = array(); // if (!$this->fields) return $record; if (!$this->bind) { $this->GetAssocKeys($upper); } foreach($this->bind as $k => $v) { $record[$k] = $this->fields[$v]; } return $record; } /** * Clean up recordset * * @return true or false */ function Close() { // free connection object - this seems to globally free the object // and not merely the reference, so don't do this... // $this->connection = false; if (!$this->_closed) { $this->_closed = true; return $this->_close(); } else return true; } /** * synonyms RecordCount and RowCount * * @return the number of rows or -1 if this is not supported */ function RecordCount() {return $this->_numOfRows;} /* * If we are using PageExecute(), this will return the maximum possible rows * that can be returned when paging a recordset. */ function MaxRecordCount() { return ($this->_maxRecordCount) ? $this->_maxRecordCount : $this->RecordCount(); } /** * synonyms RecordCount and RowCount * * @return the number of rows or -1 if this is not supported */ function RowCount() {return $this->_numOfRows;} /** * Portable RecordCount. Pablo Roca * * @return the number of records from a previous SELECT. All databases support this. * * But aware possible problems in multiuser environments. For better speed the table * must be indexed by the condition. Heavy test this before deploying. */ function PO_RecordCount($table="", $condition="") { $lnumrows = $this->_numOfRows; // the database doesn't support native recordcount, so we do a workaround if ($lnumrows == -1 && $this->connection) { IF ($table) { if ($condition) $condition = " WHERE " . $condition; $resultrows = &$this->connection->Execute("SELECT COUNT(*) FROM $table $condition"); if ($resultrows) $lnumrows = reset($resultrows->fields); } } return $lnumrows; } /** * @return the current row in the recordset. If at EOF, will return the last row. 0-based. */ function CurrentRow() {return $this->_currentRow;} /** * synonym for CurrentRow -- for ADO compat * * @return the current row in the recordset. If at EOF, will return the last row. 0-based. */ function AbsolutePosition() {return $this->_currentRow;} /** * @return the number of columns in the recordset. Some databases will set this to 0 * if no records are returned, others will return the number of columns in the query. */ function FieldCount() {return $this->_numOfFields;} /** * Get the ADOFieldObject of a specific column. * * @param fieldoffset is the column position to access(0-based). * * @return the ADOFieldObject for that column, or false. */ function &FetchField($fieldoffset = -1) { // must be defined by child class $false = false; return $false; } /** * Get the ADOFieldObjects of all columns in an array. * */ function& FieldTypesArray() { $arr = array(); for ($i=0, $max=$this->_numOfFields; $i < $max; $i++) $arr[] = $this->FetchField($i); return $arr; } /** * Return the fields array of the current row as an object for convenience. * The default case is lowercase field names. * * @return the object with the properties set to the fields of the current row */ function &FetchObj() { $o =& $this->FetchObject(false); return $o; } /** * Return the fields array of the current row as an object for convenience. * The default case is uppercase. * * @param $isupper to set the object property names to uppercase * * @return the object with the properties set to the fields of the current row */ function &FetchObject($isupper=true) { if (empty($this->_obj)) { $this->_obj = new ADOFetchObj(); $this->_names = array(); for ($i=0; $i <$this->_numOfFields; $i++) { $f = $this->FetchField($i); $this->_names[] = $f->name; } } $i = 0; if (PHP_VERSION >= 5) $o = clone($this->_obj); else $o = $this->_obj; for ($i=0; $i <$this->_numOfFields; $i++) { $name = $this->_names[$i]; if ($isupper) $n = strtoupper($name); else $n = $name; $o->$n = $this->Fields($name); } return $o; } /** * Return the fields array of the current row as an object for convenience. * The default is lower-case field names. * * @return the object with the properties set to the fields of the current row, * or false if EOF * * Fixed bug reported by tim@orotech.net */ function &FetchNextObj() { $o =& $this->FetchNextObject(false); return $o; } /** * Return the fields array of the current row as an object for convenience. * The default is upper case field names. * * @param $isupper to set the object property names to uppercase * * @return the object with the properties set to the fields of the current row, * or false if EOF * * Fixed bug reported by tim@orotech.net */ function &FetchNextObject($isupper=true) { $o = false; if ($this->_numOfRows != 0 && !$this->EOF) { $o = $this->FetchObject($isupper); $this->_currentRow++; if ($this->_fetch()) return $o; } $this->EOF = true; return $o; } /** * Get the metatype of the column. This is used for formatting. This is because * many databases use different names for the same type, so we transform the original * type to our standardised version which uses 1 character codes: * * @param t is the type passed in. Normally is ADOFieldObject->type. * @param len is the maximum length of that field. This is because we treat character * fields bigger than a certain size as a 'B' (blob). * @param fieldobj is the field object returned by the database driver. Can hold * additional info (eg. primary_key for mysql). * * @return the general type of the data: * C for character < 250 chars * X for teXt (>= 250 chars) * B for Binary * N for numeric or floating point * D for date * T for timestamp * L for logical/Boolean * I for integer * R for autoincrement counter/integer * * */ function MetaType($t,$len=-1,$fieldobj=false) { if (is_object($t)) { $fieldobj = $t; $t = $fieldobj->type; $len = $fieldobj->max_length; } // changed in 2.32 to hashing instead of switch stmt for speed... static $typeMap = array( 'VARCHAR' => 'C', 'VARCHAR2' => 'C', 'CHAR' => 'C', 'C' => 'C', 'STRING' => 'C', 'NCHAR' => 'C', 'NVARCHAR' => 'C', 'VARYING' => 'C', 'BPCHAR' => 'C', 'CHARACTER' => 'C', 'INTERVAL' => 'C', # Postgres 'MACADDR' => 'C', # postgres ## 'LONGCHAR' => 'X', 'TEXT' => 'X', 'NTEXT' => 'X', 'M' => 'X', 'X' => 'X', 'CLOB' => 'X', 'NCLOB' => 'X', 'LVARCHAR' => 'X', ## 'BLOB' => 'B', 'IMAGE' => 'B', 'BINARY' => 'B', 'VARBINARY' => 'B', 'LONGBINARY' => 'B', 'B' => 'B', ## 'YEAR' => 'D', // mysql 'DATE' => 'D', 'D' => 'D', ## 'UNIQUEIDENTIFIER' => 'C', # MS SQL Server ## 'TIME' => 'T', 'TIMESTAMP' => 'T', 'DATETIME' => 'T', 'TIMESTAMPTZ' => 'T', 'T' => 'T', 'TIMESTAMP WITHOUT TIME ZONE' => 'T', // postgresql ## 'BOOL' => 'L', 'BOOLEAN' => 'L', 'BIT' => 'L', 'L' => 'L', ## 'COUNTER' => 'R', 'R' => 'R', 'SERIAL' => 'R', // ifx 'INT IDENTITY' => 'R', ## 'INT' => 'I', 'INT2' => 'I', 'INT4' => 'I', 'INT8' => 'I', 'INTEGER' => 'I', 'INTEGER UNSIGNED' => 'I', 'SHORT' => 'I', 'TINYINT' => 'I', 'SMALLINT' => 'I', 'I' => 'I', ## 'LONG' => 'N', // interbase is numeric, oci8 is blob 'BIGINT' => 'N', // this is bigger than PHP 32-bit integers 'DECIMAL' => 'N', 'DEC' => 'N', 'REAL' => 'N', 'DOUBLE' => 'N', 'DOUBLE PRECISION' => 'N', 'SMALLFLOAT' => 'N', 'FLOAT' => 'N', 'NUMBER' => 'N', 'NUM' => 'N', 'NUMERIC' => 'N', 'MONEY' => 'N', ## informix 9.2 'SQLINT' => 'I', 'SQLSERIAL' => 'I', 'SQLSMINT' => 'I', 'SQLSMFLOAT' => 'N', 'SQLFLOAT' => 'N', 'SQLMONEY' => 'N', 'SQLDECIMAL' => 'N', 'SQLDATE' => 'D', 'SQLVCHAR' => 'C', 'SQLCHAR' => 'C', 'SQLDTIME' => 'T', 'SQLINTERVAL' => 'N', 'SQLBYTES' => 'B', 'SQLTEXT' => 'X', ## informix 10 "SQLINT8" => 'I8', "SQLSERIAL8" => 'I8', "SQLNCHAR" => 'C', "SQLNVCHAR" => 'C', "SQLLVARCHAR" => 'X', "SQLBOOL" => 'L' ); $tmap = false; $t = strtoupper($t); $tmap = (isset($typeMap[$t])) ? $typeMap[$t] : 'N'; switch ($tmap) { case 'C': // is the char field is too long, return as text field... if ($this->blobSize >= 0) { if ($len > $this->blobSize) return 'X'; } else if ($len > 250) { return 'X'; } return 'C'; case 'I': if (!empty($fieldobj->primary_key)) return 'R'; return 'I'; case false: return 'N'; case 'B': if (isset($fieldobj->binary)) return ($fieldobj->binary) ? 'B' : 'X'; return 'B'; case 'D': if (!empty($this->connection) && !empty($this->connection->datetime)) return 'T'; return 'D'; default: if ($t == 'LONG' && $this->dataProvider == 'oci8') return 'B'; return $tmap; } } function _close() {} /** * set/returns the current recordset page when paginating */ function AbsolutePage($page=-1) { if ($page != -1) $this->_currentPage = $page; return $this->_currentPage; } /** * set/returns the status of the atFirstPage flag when paginating */ function AtFirstPage($status=false) { if ($status != false) $this->_atFirstPage = $status; return $this->_atFirstPage; } function LastPageNo($page = false) { if ($page != false) $this->_lastPageNo = $page; return $this->_lastPageNo; } /** * set/returns the status of the atLastPage flag when paginating */ function AtLastPage($status=false) { if ($status != false) $this->_atLastPage = $status; return $this->_atLastPage; } } // end class ADORecordSet //============================================================================================== // CLASS ADORecordSet_array //============================================================================================== /** * This class encapsulates the concept of a recordset created in memory * as an array. This is useful for the creation of cached recordsets. * * Note that the constructor is different from the standard ADORecordSet */ class ADORecordSet_array extends ADORecordSet { var $databaseType = 'array'; var $_array; // holds the 2-dimensional data array var $_types; // the array of types of each column (C B I L M) var $_colnames; // names of each column in array var $_skiprow1; // skip 1st row because it holds column names var $_fieldobjects; // holds array of field objects var $canSeek = true; var $affectedrows = false; var $insertid = false; var $sql = ''; var $compat = false; /** * Constructor * */ function ADORecordSet_array($fakeid=1) { global $ADODB_FETCH_MODE,$ADODB_COMPAT_FETCH; // fetch() on EOF does not delete $this->fields $this->compat = !empty($ADODB_COMPAT_FETCH); $this->ADORecordSet($fakeid); // fake queryID $this->fetchMode = $ADODB_FETCH_MODE; } function _transpose($addfieldnames=true) { global $ADODB_INCLUDED_LIB; if (empty($ADODB_INCLUDED_LIB)) include(ADODB_DIR.'/adodb-lib.inc.php'); $hdr = true; $fobjs = $addfieldnames ? $this->_fieldobjects : false; adodb_transpose($this->_array, $newarr, $hdr, $fobjs); //adodb_pr($newarr); $this->_skiprow1 = false; $this->_array =& $newarr; $this->_colnames = $hdr; adodb_probetypes($newarr,$this->_types); $this->_fieldobjects = array(); foreach($hdr as $k => $name) { $f = new ADOFieldObject(); $f->name = $name; $f->type = $this->_types[$k]; $f->max_length = -1; $this->_fieldobjects[] = $f; } $this->fields = reset($this->_array); $this->_initrs(); } /** * Setup the array. * * @param array is a 2-dimensional array holding the data. * The first row should hold the column names * unless paramter $colnames is used. * @param typearr holds an array of types. These are the same types * used in MetaTypes (C,B,L,I,N). * @param [colnames] array of column names. If set, then the first row of * $array should not hold the column names. */ function InitArray($array,$typearr,$colnames=false) { $this->_array = $array; $this->_types = $typearr; if ($colnames) { $this->_skiprow1 = false; $this->_colnames = $colnames; } else { $this->_skiprow1 = true; $this->_colnames = $array[0]; } $this->Init(); } /** * Setup the Array and datatype file objects * * @param array is a 2-dimensional array holding the data. * The first row should hold the column names * unless paramter $colnames is used. * @param fieldarr holds an array of ADOFieldObject's. */ function InitArrayFields(&$array,&$fieldarr) { $this->_array =& $array; $this->_skiprow1= false; if ($fieldarr) { $this->_fieldobjects =& $fieldarr; } $this->Init(); } function &GetArray($nRows=-1) { if ($nRows == -1 && $this->_currentRow <= 0 && !$this->_skiprow1) { return $this->_array; } else { $arr =& ADORecordSet::GetArray($nRows); return $arr; } } function _initrs() { $this->_numOfRows = sizeof($this->_array); if ($this->_skiprow1) $this->_numOfRows -= 1; $this->_numOfFields =(isset($this->_fieldobjects)) ? sizeof($this->_fieldobjects):sizeof($this->_types); } /* Use associative array to get fields array */ function Fields($colname) { $mode = isset($this->adodbFetchMode) ? $this->adodbFetchMode : $this->fetchMode; if ($mode & ADODB_FETCH_ASSOC) { if (!isset($this->fields[$colname]) && !is_null($this->fields[$colname])) $colname = strtolower($colname); return $this->fields[$colname]; } if (!$this->bind) { $this->bind = array(); for ($i=0; $i < $this->_numOfFields; $i++) { $o = $this->FetchField($i); $this->bind[strtoupper($o->name)] = $i; } } return $this->fields[$this->bind[strtoupper($colname)]]; } function &FetchField($fieldOffset = -1) { if (isset($this->_fieldobjects)) { return $this->_fieldobjects[$fieldOffset]; } $o = new ADOFieldObject(); $o->name = $this->_colnames[$fieldOffset]; $o->type = $this->_types[$fieldOffset]; $o->max_length = -1; // length not known return $o; } function _seek($row) { if (sizeof($this->_array) && 0 <= $row && $row < $this->_numOfRows) { $this->_currentRow = $row; if ($this->_skiprow1) $row += 1; $this->fields = $this->_array[$row]; return true; } return false; } function MoveNext() { if (!$this->EOF) { $this->_currentRow++; $pos = $this->_currentRow; if ($this->_numOfRows <= $pos) { if (!$this->compat) $this->fields = false; } else { if ($this->_skiprow1) $pos += 1; $this->fields = $this->_array[$pos]; return true; } $this->EOF = true; } return false; } function _fetch() { $pos = $this->_currentRow; if ($this->_numOfRows <= $pos) { if (!$this->compat) $this->fields = false; return false; } if ($this->_skiprow1) $pos += 1; $this->fields = $this->_array[$pos]; return true; } function _close() { return true; } } // ADORecordSet_array //============================================================================================== // HELPER FUNCTIONS //============================================================================================== /** * Synonym for ADOLoadCode. Private function. Do not use. * * @deprecated */ function ADOLoadDB($dbType) { return ADOLoadCode($dbType); } /** * Load the code for a specific database driver. Private function. Do not use. */ function ADOLoadCode($dbType) { global $ADODB_LASTDB; if (!$dbType) return false; $db = strtolower($dbType); switch ($db) { case 'ado': if (PHP_VERSION >= 5) $db = 'ado5'; $class = 'ado'; break; case 'ifx': case 'maxsql': $class = $db = 'mysqlt'; break; case 'postgres': case 'postgres8': case 'pgsql': $class = $db = 'postgres7'; break; default: $class = $db; break; } $file = ADODB_DIR."/drivers/adodb-".$db.".inc.php"; @include_once($file); $ADODB_LASTDB = $class; if (class_exists("ADODB_" . $class)) return $class; //ADOConnection::outp(adodb_pr(get_declared_classes(),true)); if (!file_exists($file)) ADOConnection::outp("Missing file: $file"); else ADOConnection::outp("Syntax error in file: $file"); return false; } /** * synonym for ADONewConnection for people like me who cannot remember the correct name */ function &NewADOConnection($db='') { $tmp =& ADONewConnection($db); return $tmp; } /** * Instantiate a new Connection class for a specific database driver. * * @param [db] is the database Connection object to create. If undefined, * use the last database driver that was loaded by ADOLoadCode(). * * @return the freshly created instance of the Connection class. */ function &ADONewConnection($db='') { GLOBAL $ADODB_NEWCONNECTION, $ADODB_LASTDB; if (!defined('ADODB_ASSOC_CASE')) define('ADODB_ASSOC_CASE',2); $errorfn = (defined('ADODB_ERROR_HANDLER')) ? ADODB_ERROR_HANDLER : false; $false = false; if ($at = strpos($db,'://')) { $origdsn = $db; if (PHP_VERSION < 5) $dsna = @parse_url($db); else { $fakedsn = 'fake'.substr($db,$at); $dsna = @parse_url($fakedsn); $dsna['scheme'] = substr($db,0,$at); if (strncmp($db,'pdo',3) == 0) { $sch = explode('_',$dsna['scheme']); if (sizeof($sch)>1) { $dsna['host'] = isset($dsna['host']) ? rawurldecode($dsna['host']) : ''; $dsna['host'] = rawurlencode($sch[1].':host='.rawurldecode($dsna['host'])); $dsna['scheme'] = 'pdo'; } } } if (!$dsna) { // special handling of oracle, which might not have host $db = str_replace('@/','@adodb-fakehost/',$db); $dsna = parse_url($db); if (!$dsna) return $false; $dsna['host'] = ''; } $db = @$dsna['scheme']; if (!$db) return $false; $dsna['host'] = isset($dsna['host']) ? rawurldecode($dsna['host']) : ''; $dsna['user'] = isset($dsna['user']) ? rawurldecode($dsna['user']) : ''; $dsna['pass'] = isset($dsna['pass']) ? rawurldecode($dsna['pass']) : ''; $dsna['path'] = isset($dsna['path']) ? rawurldecode(substr($dsna['path'],1)) : ''; # strip off initial / if (isset($dsna['query'])) { $opt1 = explode('&',$dsna['query']); foreach($opt1 as $k => $v) { $arr = explode('=',$v); $opt[$arr[0]] = isset($arr[1]) ? rawurldecode($arr[1]) : 1; } } else $opt = array(); } /* * phptype: Database backend used in PHP (mysql, odbc etc.) * dbsyntax: Database used with regards to SQL syntax etc. * protocol: Communication protocol to use (tcp, unix etc.) * hostspec: Host specification (hostname[:port]) * database: Database to use on the DBMS server * username: User name for login * password: Password for login */ if (!empty($ADODB_NEWCONNECTION)) { $obj = $ADODB_NEWCONNECTION($db); } else { if (!isset($ADODB_LASTDB)) $ADODB_LASTDB = ''; if (empty($db)) $db = $ADODB_LASTDB; if ($db != $ADODB_LASTDB) $db = ADOLoadCode($db); if (!$db) { if (isset($origdsn)) $db = $origdsn; if ($errorfn) { // raise an error $ignore = false; $errorfn('ADONewConnection', 'ADONewConnection', -998, "could not load the database driver for '$db'", $db,false,$ignore); } else ADOConnection::outp( "

ADONewConnection: Unable to load database driver '$db'

",false); return $false; } $cls = 'ADODB_'.$db; if (!class_exists($cls)) { adodb_backtrace(); return $false; } $obj = new $cls(); } # constructor should not fail if ($obj) { if ($errorfn) $obj->raiseErrorFn = $errorfn; if (isset($dsna)) { if (isset($dsna['port'])) $obj->port = $dsna['port']; foreach($opt as $k => $v) { switch(strtolower($k)) { case 'new': $nconnect = true; $persist = true; break; case 'persist': case 'persistent': $persist = $v; break; case 'debug': $obj->debug = (integer) $v; break; #ibase case 'role': $obj->role = $v; break; case 'dialect': $obj->dialect = (integer) $v; break; case 'charset': $obj->charset = $v; $obj->charSet=$v; break; case 'buffers': $obj->buffers = $v; break; case 'fetchmode': $obj->SetFetchMode($v); break; #ado case 'charpage': $obj->charPage = $v; break; #mysql, mysqli case 'clientflags': $obj->clientFlags = $v; break; #mysql, mysqli, postgres case 'port': $obj->port = $v; break; #mysqli case 'socket': $obj->socket = $v; break; #oci8 case 'nls_date_format': $obj->NLS_DATE_FORMAT = $v; break; } } if (empty($persist)) $ok = $obj->Connect($dsna['host'], $dsna['user'], $dsna['pass'], $dsna['path']); else if (empty($nconnect)) $ok = $obj->PConnect($dsna['host'], $dsna['user'], $dsna['pass'], $dsna['path']); else $ok = $obj->NConnect($dsna['host'], $dsna['user'], $dsna['pass'], $dsna['path']); if (!$ok) return $false; } } return $obj; } // $perf == true means called by NewPerfMonitor(), otherwise for data dictionary function _adodb_getdriver($provider,$drivername,$perf=false) { switch ($provider) { case 'odbtp': if (strncmp('odbtp_',$drivername,6)==0) return substr($drivername,6); case 'odbc' : if (strncmp('odbc_',$drivername,5)==0) return substr($drivername,5); case 'ado' : if (strncmp('ado_',$drivername,4)==0) return substr($drivername,4); case 'native': break; default: return $provider; } switch($drivername) { case 'mysqlt': case 'mysqli': $drivername='mysql'; break; case 'postgres7': case 'postgres8': $drivername = 'postgres'; break; case 'firebird15': $drivername = 'firebird'; break; case 'oracle': $drivername = 'oci8'; break; case 'access': if ($perf) $drivername = ''; break; case 'db2' : break; case 'sapdb' : break; default: $drivername = 'generic'; break; } return $drivername; } function &NewPerfMonitor(&$conn) { $false = false; $drivername = _adodb_getdriver($conn->dataProvider,$conn->databaseType,true); if (!$drivername || $drivername == 'generic') return $false; include_once(ADODB_DIR.'/adodb-perf.inc.php'); @include_once(ADODB_DIR."/perf/perf-$drivername.inc.php"); $class = "Perf_$drivername"; if (!class_exists($class)) return $false; $perf = new $class($conn); return $perf; } function &NewDataDictionary(&$conn,$drivername=false) { $false = false; if (!$drivername) $drivername = _adodb_getdriver($conn->dataProvider,$conn->databaseType); include_once(ADODB_DIR.'/adodb-lib.inc.php'); include_once(ADODB_DIR.'/adodb-datadict.inc.php'); $path = ADODB_DIR."/datadict/datadict-$drivername.inc.php"; if (!file_exists($path)) { ADOConnection::outp("Dictionary driver '$path' not available"); return $false; } include_once($path); $class = "ADODB2_$drivername"; $dict = new $class(); $dict->dataProvider = $conn->dataProvider; $dict->connection = &$conn; $dict->upperName = strtoupper($drivername); $dict->quote = $conn->nameQuote; if (!empty($conn->_connectionID)) $dict->serverInfo = $conn->ServerInfo(); return $dict; } /* Perform a print_r, with pre tags for better formatting. */ function adodb_pr($var,$as_string=false) { if ($as_string) ob_start(); if (isset($_SERVER['HTTP_USER_AGENT'])) { echo " 
\n";print_r($var);echo "
\n"; } else print_r($var); if ($as_string) { $s = ob_get_contents(); ob_end_clean(); return $s; } } /* Perform a stack-crawl and pretty print it. @param printOrArr Pass in a boolean to indicate print, or an $exception->trace array (assumes that print is true then). @param levels Number of levels to display */ function adodb_backtrace($printOrArr=true,$levels=9999) { global $ADODB_INCLUDED_LIB; if (empty($ADODB_INCLUDED_LIB)) include(ADODB_DIR.'/adodb-lib.inc.php'); return _adodb_backtrace($printOrArr,$levels); } } ?>