summaryrefslogtreecommitdiff
path: root/framework/3rdParty/adodb/drivers/adodb-sqlite.inc.php
diff options
context:
space:
mode:
authorwei <>2006-05-18 08:16:21 +0000
committerwei <>2006-05-18 08:16:21 +0000
commit1f8410794c8213d87227fabae2114a3be8033ece (patch)
tree68571a616595e5e01f32d68cb79b689dd02d2529 /framework/3rdParty/adodb/drivers/adodb-sqlite.inc.php
parent3d437d9dcd37dc901f53ca3322ba118851e3c676 (diff)
Moved adodb to 3rdParty directory.
Diffstat (limited to 'framework/3rdParty/adodb/drivers/adodb-sqlite.inc.php')
-rw-r--r--framework/3rdParty/adodb/drivers/adodb-sqlite.inc.php400
1 files changed, 400 insertions, 0 deletions
diff --git a/framework/3rdParty/adodb/drivers/adodb-sqlite.inc.php b/framework/3rdParty/adodb/drivers/adodb-sqlite.inc.php
new file mode 100644
index 00000000..5c783747
--- /dev/null
+++ b/framework/3rdParty/adodb/drivers/adodb-sqlite.inc.php
@@ -0,0 +1,400 @@
+<?php
+/*
+V4.81 3 May 2006 (c) 2000-2006 John Lim (jlim#natsoft.com.my). All rights reserved.
+ Released under both BSD license and Lesser GPL library license.
+ Whenever there is any discrepancy between the two licenses,
+ the BSD license will take precedence.
+
+ Latest version is available at http://adodb.sourceforge.net
+
+ SQLite info: http://www.hwaci.com/sw/sqlite/
+
+ Install Instructions:
+ ====================
+ 1. Place this in adodb/drivers
+ 2. Rename the file, remove the .txt prefix.
+*/
+
+// security - hide paths
+if (!defined('ADODB_DIR')) die();
+
+class ADODB_sqlite extends ADOConnection {
+ var $databaseType = "sqlite";
+ var $replaceQuote = "''"; // string to use to replace quotes
+ var $concat_operator='||';
+ var $_errorNo = 0;
+ var $hasLimit = true;
+ var $hasInsertID = true; /// supports autoincrement ID?
+ var $hasAffectedRows = true; /// supports affected rows for update/delete?
+ var $metaTablesSQL = "SELECT name FROM sqlite_master WHERE type='table' ORDER BY name";
+ var $sysDate = "adodb_date('Y-m-d')";
+ var $sysTimeStamp = "adodb_date('Y-m-d H:i:s')";
+ var $fmtTimeStamp = "'Y-m-d H:i:s'";
+
+ function ADODB_sqlite()
+ {
+ }
+
+/*
+ function __get($name)
+ {
+ switch($name) {
+ case 'sysDate': return "'".date($this->fmtDate)."'";
+ case 'sysTimeStamp' : return "'".date($this->sysTimeStamp)."'";
+ }
+ }*/
+
+ function ServerInfo()
+ {
+ $arr['version'] = sqlite_libversion();
+ $arr['description'] = 'SQLite ';
+ $arr['encoding'] = sqlite_libencoding();
+ return $arr;
+ }
+
+ function BeginTrans()
+ {
+ if ($this->transOff) return true;
+ $ret = $this->Execute("BEGIN TRANSACTION");
+ $this->transCnt += 1;
+ return true;
+ }
+
+ function CommitTrans($ok=true)
+ {
+ if ($this->transOff) return true;
+ if (!$ok) return $this->RollbackTrans();
+ $ret = $this->Execute("COMMIT");
+ if ($this->transCnt>0)$this->transCnt -= 1;
+ return !empty($ret);
+ }
+
+ function RollbackTrans()
+ {
+ if ($this->transOff) return true;
+ $ret = $this->Execute("ROLLBACK");
+ if ($this->transCnt>0)$this->transCnt -= 1;
+ return !empty($ret);
+ }
+
+ // mark newnham
+ function &MetaColumns($tab)
+ {
+ global $ADODB_FETCH_MODE;
+ $false = false;
+ $save = $ADODB_FETCH_MODE;
+ $ADODB_FETCH_MODE = ADODB_FETCH_ASSOC;
+ if ($this->fetchMode !== false) $savem = $this->SetFetchMode(false);
+ $rs = $this->Execute("PRAGMA table_info('$tab')");
+ if (isset($savem)) $this->SetFetchMode($savem);
+ if (!$rs) {
+ $ADODB_FETCH_MODE = $save;
+ return $false;
+ }
+ $arr = array();
+ while ($r = $rs->FetchRow()) {
+
+ $type = explode('(',$r['type']);
+ $size = '';
+ if (sizeof($type)==2)
+ $size = trim($type[1],')');
+ $fn = strtoupper($r['name']);
+ $fld = new ADOFieldObject;
+ $fld->name = $r['name'];
+ $fld->type = $type[0];
+ $fld->max_length = $size;
+ $fld->not_null = $r['notnull'];
+ $fld->default_value = $r['dflt_value'];
+ $fld->scale = 0;
+ $fld->primary_key = $r['pk'] == '1' ? true : null;
+ if ($save == ADODB_FETCH_NUM) $arr[] = $fld;
+ else $arr[strtoupper($fld->name)] = $fld;
+ }
+ $rs->Close();
+ $ADODB_FETCH_MODE = $save;
+ return $arr;
+ }
+
+ function _init($parentDriver)
+ {
+
+ $parentDriver->hasTransactions = false;
+ $parentDriver->hasInsertID = true;
+ }
+
+ function _insertid()
+ {
+ return sqlite_last_insert_rowid($this->_connectionID);
+ }
+
+ function _affectedrows()
+ {
+ return sqlite_changes($this->_connectionID);
+ }
+
+ function ErrorMsg()
+ {
+ if ($this->_logsql) return $this->_errorMsg;
+ return ($this->_errorNo) ? sqlite_error_string($this->_errorNo) : '';
+ }
+
+ function ErrorNo()
+ {
+ return $this->_errorNo;
+ }
+
+ function SQLDate($fmt, $col=false)
+ {
+ $fmt = $this->qstr($fmt);
+ return ($col) ? "adodb_date2($fmt,$col)" : "adodb_date($fmt)";
+ }
+
+
+ function _createFunctions()
+ {
+ @sqlite_create_function($this->_connectionID, 'adodb_date', 'adodb_date', 1);
+ @sqlite_create_function($this->_connectionID, 'adodb_date2', 'adodb_date2', 2);
+ }
+
+
+ // returns true or false
+ function _connect($argHostname, $argUsername, $argPassword, $argDatabasename)
+ {
+ if (!function_exists('sqlite_open')) return null;
+ if (empty($argHostname) && $argDatabasename) $argHostname = $argDatabasename;
+
+ $this->_connectionID = sqlite_open($argHostname);
+ if ($this->_connectionID === false) return false;
+ $this->_createFunctions();
+ return true;
+ }
+
+ // returns true or false
+ function _pconnect($argHostname, $argUsername, $argPassword, $argDatabasename)
+ {
+ if (!function_exists('sqlite_open')) return null;
+ if (empty($argHostname) && $argDatabasename) $argHostname = $argDatabasename;
+
+ $this->_connectionID = sqlite_popen($argHostname);
+ if ($this->_connectionID === false) return false;
+ $this->_createFunctions();
+ return true;
+ }
+
+ // returns query ID if successful, otherwise false
+ function _query($sql,$inputarr=false)
+ {
+ $rez = sqlite_query($sql,$this->_connectionID);
+ if (!$rez) {
+ $this->_errorNo = sqlite_last_error($this->_connectionID);
+ }
+
+ return $rez;
+ }
+
+ function &SelectLimit($sql,$nrows=-1,$offset=-1,$inputarr=false,$secs2cache=0)
+ {
+ $offsetStr = ($offset >= 0) ? " OFFSET $offset" : '';
+ $limitStr = ($nrows >= 0) ? " LIMIT $nrows" : ($offset >= 0 ? ' LIMIT 999999999' : '');
+ if ($secs2cache)
+ $rs =& $this->CacheExecute($secs2cache,$sql."$limitStr$offsetStr",$inputarr);
+ else
+ $rs =& $this->Execute($sql."$limitStr$offsetStr",$inputarr);
+
+ return $rs;
+ }
+
+ /*
+ This algorithm is not very efficient, but works even if table locking
+ is not available.
+
+ Will return false if unable to generate an ID after $MAXLOOPS attempts.
+ */
+ var $_genSeqSQL = "create table %s (id integer)";
+
+ function GenID($seq='adodbseq',$start=1)
+ {
+ // if you have to modify the parameter below, your database is overloaded,
+ // or you need to implement generation of id's yourself!
+ $MAXLOOPS = 100;
+ //$this->debug=1;
+ while (--$MAXLOOPS>=0) {
+ @($num = $this->GetOne("select id from $seq"));
+ if ($num === false) {
+ $this->Execute(sprintf($this->_genSeqSQL ,$seq));
+ $start -= 1;
+ $num = '0';
+ $ok = $this->Execute("insert into $seq values($start)");
+ if (!$ok) return false;
+ }
+ $this->Execute("update $seq set id=id+1 where id=$num");
+
+ if ($this->affected_rows() > 0) {
+ $num += 1;
+ $this->genID = $num;
+ return $num;
+ }
+ }
+ if ($fn = $this->raiseErrorFn) {
+ $fn($this->databaseType,'GENID',-32000,"Unable to generate unique id after $MAXLOOPS attempts",$seq,$num);
+ }
+ return false;
+ }
+
+ function CreateSequence($seqname='adodbseq',$start=1)
+ {
+ if (empty($this->_genSeqSQL)) return false;
+ $ok = $this->Execute(sprintf($this->_genSeqSQL,$seqname));
+ if (!$ok) return false;
+ $start -= 1;
+ return $this->Execute("insert into $seqname values($start)");
+ }
+
+ var $_dropSeqSQL = 'drop table %s';
+ function DropSequence($seqname)
+ {
+ if (empty($this->_dropSeqSQL)) return false;
+ return $this->Execute(sprintf($this->_dropSeqSQL,$seqname));
+ }
+
+ // returns true or false
+ function _close()
+ {
+ return @sqlite_close($this->_connectionID);
+ }
+
+ function &MetaIndexes($table, $primary = FALSE, $owner=false)
+ {
+ $false = false;
+ // save old fetch mode
+ global $ADODB_FETCH_MODE;
+ $save = $ADODB_FETCH_MODE;
+ $ADODB_FETCH_MODE = ADODB_FETCH_NUM;
+ if ($this->fetchMode !== FALSE) {
+ $savem = $this->SetFetchMode(FALSE);
+ }
+ $SQL=sprintf("SELECT name,sql FROM sqlite_master WHERE type='index' AND tbl_name='%s'", strtolower($table));
+ $rs = $this->Execute($SQL);
+ if (!is_object($rs)) {
+ if (isset($savem))
+ $this->SetFetchMode($savem);
+ $ADODB_FETCH_MODE = $save;
+ return $false;
+ }
+
+ $indexes = array ();
+ while ($row = $rs->FetchRow()) {
+ if ($primary && preg_match("/primary/i",$row[1]) == 0) continue;
+ if (!isset($indexes[$row[0]])) {
+
+ $indexes[$row[0]] = array(
+ 'unique' => preg_match("/unique/i",$row[1]),
+ 'columns' => array());
+ }
+ /**
+ * There must be a more elegant way of doing this,
+ * the index elements appear in the SQL statement
+ * in cols[1] between parentheses
+ * e.g CREATE UNIQUE INDEX ware_0 ON warehouse (org,warehouse)
+ */
+ $cols = explode("(",$row[1]);
+ $cols = explode(")",$cols[1]);
+ array_pop($cols);
+ $indexes[$row[0]]['columns'] = $cols;
+ }
+ if (isset($savem)) {
+ $this->SetFetchMode($savem);
+ $ADODB_FETCH_MODE = $save;
+ }
+ return $indexes;
+ }
+
+}
+
+/*--------------------------------------------------------------------------------------
+ Class Name: Recordset
+--------------------------------------------------------------------------------------*/
+
+class ADORecordset_sqlite extends ADORecordSet {
+
+ var $databaseType = "sqlite";
+ var $bind = false;
+
+ function ADORecordset_sqlite($queryID,$mode=false)
+ {
+
+ if ($mode === false) {
+ global $ADODB_FETCH_MODE;
+ $mode = $ADODB_FETCH_MODE;
+ }
+ switch($mode) {
+ case ADODB_FETCH_NUM: $this->fetchMode = SQLITE_NUM; break;
+ case ADODB_FETCH_ASSOC: $this->fetchMode = SQLITE_ASSOC; break;
+ default: $this->fetchMode = SQLITE_BOTH; break;
+ }
+ $this->adodbFetchMode = $mode;
+
+ $this->_queryID = $queryID;
+
+ $this->_inited = true;
+ $this->fields = array();
+ if ($queryID) {
+ $this->_currentRow = 0;
+ $this->EOF = !$this->_fetch();
+ @$this->_initrs();
+ } else {
+ $this->_numOfRows = 0;
+ $this->_numOfFields = 0;
+ $this->EOF = true;
+ }
+
+ return $this->_queryID;
+ }
+
+
+ function &FetchField($fieldOffset = -1)
+ {
+ $fld = new ADOFieldObject;
+ $fld->name = sqlite_field_name($this->_queryID, $fieldOffset);
+ $fld->type = 'VARCHAR';
+ $fld->max_length = -1;
+ return $fld;
+ }
+
+ function _initrs()
+ {
+ $this->_numOfRows = @sqlite_num_rows($this->_queryID);
+ $this->_numOfFields = @sqlite_num_fields($this->_queryID);
+ }
+
+ function Fields($colname)
+ {
+ if ($this->fetchMode != SQLITE_NUM) 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($colname)]];
+ }
+
+ function _seek($row)
+ {
+ return sqlite_seek($this->_queryID, $row);
+ }
+
+ function _fetch($ignore_fields=false)
+ {
+ $this->fields = @sqlite_fetch_array($this->_queryID,$this->fetchMode);
+ return !empty($this->fields);
+ }
+
+ function _close()
+ {
+ }
+
+}
+?> \ No newline at end of file