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| -rw-r--r-- | vendor/adodb/adodb-php/drivers/adodb-postgres7.inc.php | 388 |
diff --git a/vendor/adodb/adodb-php/drivers/adodb-postgres7.inc.php b/vendor/adodb/adodb-php/drivers/adodb-postgres7.inc.php new file mode 100644 index 0000000..55a5e5c --- /dev/null +++ b/vendor/adodb/adodb-php/drivers/adodb-postgres7.inc.php @@ -0,0 +1,388 @@ +<?php +/* + @version v5.20.14 06-Jan-2019 + @copyright (c) 2000-2013 John Lim (jlim#natsoft.com). All rights reserved. + @copyright (c) 2014 Damien Regad, Mark Newnham and the ADOdb community + 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. + Set tabs to 4. + + Postgres7 support. + 28 Feb 2001: Currently indicate that we support LIMIT + 01 Dec 2001: dannym added support for default values +*/ + +// security - hide paths +if (!defined('ADODB_DIR')) die(); + +include_once(ADODB_DIR."/drivers/adodb-postgres64.inc.php"); + +class ADODB_postgres7 extends ADODB_postgres64 { + var $databaseType = 'postgres7'; + var $hasLimit = true; // set to true for pgsql 6.5+ only. support pgsql/mysql SELECT * FROM TABLE LIMIT 10 + var $ansiOuter = true; + var $charSet = true; //set to true for Postgres 7 and above - PG client supports encodings + + // Richard 3/18/2012 - Modified SQL to return SERIAL type correctly AS old driver no longer return SERIAL as data type. + var $metaColumnsSQL = " + SELECT + a.attname, + CASE + WHEN x.sequence_name != '' + THEN 'SERIAL' + ELSE t.typname + END AS typname, + a.attlen, a.atttypmod, a.attnotnull, a.atthasdef, a.attnum + FROM + pg_class c, + pg_attribute a + JOIN pg_type t ON a.atttypid = t.oid + LEFT JOIN ( + SELECT + c.relname as sequence_name, + c1.relname as related_table, + a.attname as related_column + FROM pg_class c + JOIN pg_depend d ON d.objid = c.oid + LEFT JOIN pg_class c1 ON d.refobjid = c1.oid + LEFT JOIN pg_attribute a ON (d.refobjid, d.refobjsubid) = (a.attrelid, a.attnum) + WHERE c.relkind = 'S' AND c1.relname = '%s' + ) x ON x.related_column= a.attname + WHERE + c.relkind in ('r','v') + AND (c.relname='%s' or c.relname = lower('%s')) + AND a.attname not like '....%%' + AND a.attnum > 0 + AND a.attrelid = c.oid + ORDER BY + a.attnum"; + + // used when schema defined + var $metaColumnsSQL1 = " + SELECT + a.attname, + CASE + WHEN x.sequence_name != '' + THEN 'SERIAL' + ELSE t.typname + END AS typname, + a.attlen, a.atttypmod, a.attnotnull, a.atthasdef, a.attnum + FROM + pg_class c, + pg_namespace n, + pg_attribute a + JOIN pg_type t ON a.atttypid = t.oid + LEFT JOIN ( + SELECT + c.relname as sequence_name, + c1.relname as related_table, + a.attname as related_column + FROM pg_class c + JOIN pg_depend d ON d.objid = c.oid + LEFT JOIN pg_class c1 ON d.refobjid = c1.oid + LEFT JOIN pg_attribute a ON (d.refobjid, d.refobjsubid) = (a.attrelid, a.attnum) + WHERE c.relkind = 'S' AND c1.relname = '%s' + ) x ON x.related_column= a.attname + WHERE + c.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"; + + + function __construct() + { + parent::__construct(); + if (ADODB_ASSOC_CASE !== ADODB_ASSOC_CASE_NATIVE) { + $this->rsPrefix .= 'assoc_'; + } + $this->_bindInputArray = PHP_VERSION >= 5.1; + } + + + // the following should be compat with postgresql 7.2, + // which makes obsolete the LIMIT limit,offset syntax + function SelectLimit($sql,$nrows=-1,$offset=-1,$inputarr=false,$secs2cache=0) + { + $nrows = (int) $nrows; + $offset = (int) $offset; + $offsetStr = ($offset >= 0) ? " OFFSET ".((integer)$offset) : ''; + $limitStr = ($nrows >= 0) ? " LIMIT ".((integer)$nrows) : ''; + if ($secs2cache) + $rs = $this->CacheExecute($secs2cache,$sql."$limitStr$offsetStr",$inputarr); + else + $rs = $this->Execute($sql."$limitStr$offsetStr",$inputarr); + + return $rs; + } + + /* + function Prepare($sql) + { + $info = $this->ServerInfo(); + if ($info['version']>=7.3) { + return array($sql,false); + } + return $sql; + } + */ + + /** + * Generate the SQL to retrieve MetaColumns data + * @param string $table Table name + * @param string $schema Schema name (can be blank) + * @return string SQL statement to execute + */ + protected function _generateMetaColumnsSQL($table, $schema) + { + if ($schema) { + return sprintf($this->metaColumnsSQL1, $table, $table, $table, $schema); + } + else { + return sprintf($this->metaColumnsSQL, $table, $table, $schema); + } + } + + /** + * @returns assoc array where keys are tables, and values are foreign keys + */ + function MetaForeignKeys($table, $owner=false, $upper=false) + { + # Regex isolates the 2 terms between parenthesis using subexpressions + $regex = '^.*\((.*)\).*\((.*)\).*$'; + $sql=" + SELECT + lookup_table, + regexp_replace(consrc, '$regex', '\\2') AS lookup_field, + dep_table, + regexp_replace(consrc, '$regex', '\\1') AS dep_field + FROM ( + SELECT + pg_get_constraintdef(c.oid) AS consrc, + t.relname AS dep_table, + ft.relname AS lookup_table + FROM pg_constraint c + JOIN pg_class t ON (t.oid = c.conrelid) + JOIN pg_class ft ON (ft.oid = c.confrelid) + JOIN pg_namespace nft ON (nft.oid = ft.relnamespace) + LEFT JOIN pg_description ds ON (ds.objoid = c.oid) + JOIN pg_namespace n ON (n.oid = t.relnamespace) + WHERE c.contype = 'f'::\"char\" + ORDER BY t.relname, n.nspname, c.conname, c.oid + ) constraints + WHERE + dep_table='".strtolower($table)."' + ORDER BY + lookup_table, + dep_table, + dep_field"; + $rs = $this->Execute($sql); + + if (!$rs || $rs->EOF) return false; + + $a = array(); + while (!$rs->EOF) { + if ($upper) { + $a[strtoupper($rs->Fields('lookup_table'))][] = strtoupper(str_replace('"','',$rs->Fields('dep_field').'='.$rs->Fields('lookup_field'))); + } else { + $a[$rs->Fields('lookup_table')][] = str_replace('"','',$rs->Fields('dep_field').'='.$rs->Fields('lookup_field')); + } + $rs->MoveNext(); + } + + return $a; + + } + + // from Edward Jaramilla, improved version - works on pg 7.4 + function _old_MetaForeignKeys($table, $owner=false, $upper=false) + { + $sql = 'SELECT t.tgargs as args + FROM + pg_trigger t,pg_class c,pg_proc p + WHERE + t.tgenabled AND + t.tgrelid = c.oid AND + t.tgfoid = p.oid AND + p.proname = \'RI_FKey_check_ins\' AND + c.relname = \''.strtolower($table).'\' + ORDER BY + t.tgrelid'; + + $rs = $this->Execute($sql); + + if (!$rs || $rs->EOF) return false; + + $arr = $rs->GetArray(); + $a = array(); + foreach($arr as $v) { + $data = explode(chr(0), $v['args']); + $size = count($data)-1; //-1 because the last node is empty + for($i = 4; $i < $size; $i++) { + if ($upper) + $a[strtoupper($data[2])][] = strtoupper($data[$i].'='.$data[++$i]); + else + $a[$data[2]][] = $data[$i].'='.$data[++$i]; + } + } + return $a; + } + + function _query($sql,$inputarr=false) + { + if (! $this->_bindInputArray) { + // We don't have native support for parameterized queries, so let's emulate it at the parent + return ADODB_postgres64::_query($sql, $inputarr); + } + + $this->_pnum = 0; + $this->_errorMsg = false; + // -- added Cristiano da Cunha Duarte + if ($inputarr) { + $sqlarr = explode('?',trim($sql)); + $sql = ''; + $i = 1; + $last = sizeof($sqlarr)-1; + foreach($sqlarr as $v) { + if ($last < $i) $sql .= $v; + else $sql .= $v.' $'.$i; + $i++; + } + + $rez = pg_query_params($this->_connectionID,$sql, $inputarr); + } else { + $rez = pg_query($this->_connectionID,$sql); + } + // check if no data returned, then no need to create real recordset + if ($rez && pg_num_fields($rez) <= 0) { + if (is_resource($this->_resultid) && get_resource_type($this->_resultid) === 'pgsql result') { + pg_free_result($this->_resultid); + } + $this->_resultid = $rez; + return true; + } + return $rez; + } + + // this is a set of functions for managing client encoding - very important if the encodings + // of your database and your output target (i.e. HTML) don't match + //for instance, you may have UNICODE database and server it on-site as WIN1251 etc. + // GetCharSet - get the name of the character set the client is using now + // the functions should work with Postgres 7.0 and above, the set of charsets supported + // depends on compile flags of postgres distribution - if no charsets were compiled into the server + // it will return 'SQL_ANSI' always + function GetCharSet() + { + //we will use ADO's builtin property charSet + $this->charSet = @pg_client_encoding($this->_connectionID); + if (!$this->charSet) { + return false; + } else { + return $this->charSet; + } + } + + // SetCharSet - switch the client encoding + function SetCharSet($charset_name) + { + $this->GetCharSet(); + if ($this->charSet !== $charset_name) { + $if = pg_set_client_encoding($this->_connectionID, $charset_name); + if ($if == "0" & $this->GetCharSet() == $charset_name) { + return true; + } else return false; + } else return true; + } + +} + +/*-------------------------------------------------------------------------------------- + Class Name: Recordset +--------------------------------------------------------------------------------------*/ + +class ADORecordSet_postgres7 extends ADORecordSet_postgres64{ + + var $databaseType = "postgres7"; + + + function __construct($queryID, $mode=false) + { + parent::__construct($queryID, $mode); + } + + // 10% speedup to move MoveNext to child class + function MoveNext() + { + if (!$this->EOF) { + $this->_currentRow++; + if ($this->_numOfRows < 0 || $this->_numOfRows > $this->_currentRow) { + $this->fields = @pg_fetch_array($this->_queryID,$this->_currentRow,$this->fetchMode); + + if (is_array($this->fields)) { + if ($this->fields && isset($this->_blobArr)) $this->_fixblobs(); + return true; + } + } + $this->fields = false; + $this->EOF = true; + } + return false; + } + +} + +class ADORecordSet_assoc_postgres7 extends ADORecordSet_postgres64{ + + var $databaseType = "postgres7"; + + + function __construct($queryID, $mode=false) + { + parent::__construct($queryID, $mode); + } + + function _fetch() + { + if ($this->_currentRow >= $this->_numOfRows && $this->_numOfRows >= 0) { + return false; + } + + $this->fields = @pg_fetch_array($this->_queryID,$this->_currentRow,$this->fetchMode); + + if ($this->fields) { + if (isset($this->_blobArr)) $this->_fixblobs(); + $this->_updatefields(); + } + + return (is_array($this->fields)); + } + + function MoveNext() + { + if (!$this->EOF) { + $this->_currentRow++; + if ($this->_numOfRows < 0 || $this->_numOfRows > $this->_currentRow) { + $this->fields = @pg_fetch_array($this->_queryID,$this->_currentRow,$this->fetchMode); + + if (is_array($this->fields)) { + if ($this->fields) { + if (isset($this->_blobArr)) $this->_fixblobs(); + + $this->_updatefields(); + } + return true; + } + } + + + $this->fields = false; + $this->EOF = true; + } + return false; + } +} |