From 6854cb3f4d8219cf1829e32122eb2502a916eae9 Mon Sep 17 00:00:00 2001 From: Andreas Baumann Date: Sat, 1 Feb 2020 09:05:48 +0100 Subject: initial checkin --- .../adodb-php/drivers/adodb-pdo_pgsql.inc.php | 232 +++++++++++++++++++++ 1 file changed, 232 insertions(+) create mode 100644 vendor/adodb/adodb-php/drivers/adodb-pdo_pgsql.inc.php (limited to 'vendor/adodb/adodb-php/drivers/adodb-pdo_pgsql.inc.php') diff --git a/vendor/adodb/adodb-php/drivers/adodb-pdo_pgsql.inc.php b/vendor/adodb/adodb-php/drivers/adodb-pdo_pgsql.inc.php new file mode 100644 index 0000000..1146b43 --- /dev/null +++ b/vendor/adodb/adodb-php/drivers/adodb-pdo_pgsql.inc.php @@ -0,0 +1,232 @@ + 0 AND a.atttypid = t.oid AND a.attrelid = c.oid ORDER BY a.attnum"; + + // used when schema defined + var $metaColumnsSQL1 = "SELECT a.attname, t.typname, a.attlen, a.atttypmod, a.attnotnull, a.atthasdef, a.attnum +FROM pg_class c, pg_attribute a, pg_type t, pg_namespace n +WHERE relkind in ('r','v') AND (c.relname='%s' or c.relname = lower('%s')) + and c.relnamespace=n.oid and n.nspname='%s' + and a.attname not like '....%%' AND a.attnum > 0 + AND a.atttypid = t.oid AND a.attrelid = c.oid ORDER BY a.attnum"; + + // get primary key etc -- from Freek Dijkstra + var $metaKeySQL = "SELECT ic.relname AS index_name, a.attname AS column_name,i.indisunique AS unique_key, i.indisprimary AS primary_key + FROM pg_class bc, pg_class ic, pg_index i, pg_attribute a WHERE bc.oid = i.indrelid AND ic.oid = i.indexrelid AND (i.indkey[0] = a.attnum OR i.indkey[1] = a.attnum OR i.indkey[2] = a.attnum OR i.indkey[3] = a.attnum OR i.indkey[4] = a.attnum OR i.indkey[5] = a.attnum OR i.indkey[6] = a.attnum OR i.indkey[7] = a.attnum) AND a.attrelid = bc.oid AND bc.relname = '%s'"; + + var $hasAffectedRows = true; + var $hasLimit = false; // set to true for pgsql 7 only. support pgsql/mysql SELECT * FROM TABLE LIMIT 10 + // below suggested by Freek Dijkstra + var $true = 't'; // string that represents TRUE for a database + var $false = 'f'; // string that represents FALSE for a database + var $fmtDate = "'Y-m-d'"; // used by DBDate() as the default date format used by the database + var $fmtTimeStamp = "'Y-m-d G:i:s'"; // used by DBTimeStamp as the default timestamp fmt. + var $hasMoveFirst = true; + var $hasGenID = true; + var $_genIDSQL = "SELECT NEXTVAL('%s')"; + var $_genSeqSQL = "CREATE SEQUENCE %s START %s"; + var $_dropSeqSQL = "DROP SEQUENCE %s"; + var $metaDefaultsSQL = "SELECT d.adnum as num, d.adsrc as def from pg_attrdef d, pg_class c where d.adrelid=c.oid and c.relname='%s' order by d.adnum"; + var $random = 'random()'; /// random function + var $concat_operator='||'; + + function _init($parentDriver) + { + + $parentDriver->hasTransactions = false; ## <<< BUG IN PDO pgsql driver + $parentDriver->hasInsertID = true; + $parentDriver->_nestedSQL = true; + } + + function ServerInfo() + { + $arr['description'] = ADOConnection::GetOne("select version()"); + $arr['version'] = ADOConnection::_findvers($arr['description']); + return $arr; + } + + function SelectLimit($sql,$nrows=-1,$offset=-1,$inputarr=false,$secs2cache=0) + { + $nrows = (int) $nrows; + $offset = (int) $offset; + $offsetStr = ($offset >= 0) ? " OFFSET $offset" : ''; + $limitStr = ($nrows >= 0) ? " LIMIT $nrows" : ''; + if ($secs2cache) + $rs = $this->CacheExecute($secs2cache,$sql."$limitStr$offsetStr",$inputarr); + else + $rs = $this->Execute($sql."$limitStr$offsetStr",$inputarr); + + return $rs; + } + + function MetaTables($ttype=false,$showSchema=false,$mask=false) + { + $info = $this->ServerInfo(); + if ($info['version'] >= 7.3) { + $this->metaTablesSQL = "select tablename,'T' from pg_tables where tablename not like 'pg\_%' + and schemaname not in ( 'pg_catalog','information_schema') + union + select viewname,'V' from pg_views where viewname not like 'pg\_%' and schemaname not in ( 'pg_catalog','information_schema') "; + } + if ($mask) { + $save = $this->metaTablesSQL; + $mask = $this->qstr(strtolower($mask)); + if ($info['version']>=7.3) + $this->metaTablesSQL = " +select tablename,'T' from pg_tables where tablename like $mask and schemaname not in ( 'pg_catalog','information_schema') + union +select viewname,'V' from pg_views where viewname like $mask and schemaname not in ( 'pg_catalog','information_schema') "; + else + $this->metaTablesSQL = " +select tablename,'T' from pg_tables where tablename like $mask + union +select viewname,'V' from pg_views where viewname like $mask"; + } + $ret = ADOConnection::MetaTables($ttype,$showSchema); + + if ($mask) { + $this->metaTablesSQL = $save; + } + return $ret; + } + + function MetaColumns($table,$normalize=true) + { + global $ADODB_FETCH_MODE; + + $schema = false; + $this->_findschema($table,$schema); + + if ($normalize) $table = strtolower($table); + + $save = $ADODB_FETCH_MODE; + $ADODB_FETCH_MODE = ADODB_FETCH_NUM; + if ($this->fetchMode !== false) $savem = $this->SetFetchMode(false); + + if ($schema) $rs = $this->Execute(sprintf($this->metaColumnsSQL1,$table,$table,$schema)); + else $rs = $this->Execute(sprintf($this->metaColumnsSQL,$table,$table)); + if (isset($savem)) $this->SetFetchMode($savem); + $ADODB_FETCH_MODE = $save; + + if ($rs === false) { + $false = false; + return $false; + } + if (!empty($this->metaKeySQL)) { + // If we want the primary keys, we have to issue a separate query + // Of course, a modified version of the metaColumnsSQL query using a + // LEFT JOIN would have been much more elegant, but postgres does + // not support OUTER JOINS. So here is the clumsy way. + + $ADODB_FETCH_MODE = ADODB_FETCH_ASSOC; + + $rskey = $this->Execute(sprintf($this->metaKeySQL,($table))); + // fetch all result in once for performance. + $keys = $rskey->GetArray(); + if (isset($savem)) $this->SetFetchMode($savem); + $ADODB_FETCH_MODE = $save; + + $rskey->Close(); + unset($rskey); + } + + $rsdefa = array(); + if (!empty($this->metaDefaultsSQL)) { + $ADODB_FETCH_MODE = ADODB_FETCH_ASSOC; + $sql = sprintf($this->metaDefaultsSQL, ($table)); + $rsdef = $this->Execute($sql); + if (isset($savem)) $this->SetFetchMode($savem); + $ADODB_FETCH_MODE = $save; + + if ($rsdef) { + while (!$rsdef->EOF) { + $num = $rsdef->fields['num']; + $s = $rsdef->fields['def']; + if (strpos($s,'::')===false && substr($s, 0, 1) == "'") { /* quoted strings hack... for now... fixme */ + $s = substr($s, 1); + $s = substr($s, 0, strlen($s) - 1); + } + + $rsdefa[$num] = $s; + $rsdef->MoveNext(); + } + } else { + ADOConnection::outp( "==> SQL => " . $sql); + } + unset($rsdef); + } + + $retarr = array(); + while (!$rs->EOF) { + $fld = new ADOFieldObject(); + $fld->name = $rs->fields[0]; + $fld->type = $rs->fields[1]; + $fld->max_length = $rs->fields[2]; + if ($fld->max_length <= 0) $fld->max_length = $rs->fields[3]-4; + if ($fld->max_length <= 0) $fld->max_length = -1; + if ($fld->type == 'numeric') { + $fld->scale = $fld->max_length & 0xFFFF; + $fld->max_length >>= 16; + } + // dannym + // 5 hasdefault; 6 num-of-column + $fld->has_default = ($rs->fields[5] == 't'); + if ($fld->has_default) { + $fld->default_value = $rsdefa[$rs->fields[6]]; + } + + //Freek + if ($rs->fields[4] == $this->true) { + $fld->not_null = true; + } + + // Freek + if (is_array($keys)) { + foreach($keys as $key) { + if ($fld->name == $key['column_name'] AND $key['primary_key'] == $this->true) + $fld->primary_key = true; + if ($fld->name == $key['column_name'] AND $key['unique_key'] == $this->true) + $fld->unique = true; // What name is more compatible? + } + } + + if ($ADODB_FETCH_MODE == ADODB_FETCH_NUM) $retarr[] = $fld; + else $retarr[($normalize) ? strtoupper($fld->name) : $fld->name] = $fld; + + $rs->MoveNext(); + } + $rs->Close(); + if (empty($retarr)) { + $false = false; + return $false; + } else return $retarr; + + } + +} -- cgit v1.2.3-70-g09d2