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-rw-r--r--vendor/adodb/adodb-php/drivers/adodb-postgres64.inc.php1118
1 files changed, 1118 insertions, 0 deletions
diff --git a/vendor/adodb/adodb-php/drivers/adodb-postgres64.inc.php b/vendor/adodb/adodb-php/drivers/adodb-postgres64.inc.php
new file mode 100644
index 0000000..657e23c
--- /dev/null
+++ b/vendor/adodb/adodb-php/drivers/adodb-postgres64.inc.php
@@ -0,0 +1,1118 @@
+<?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 8.
+
+ Original version derived from Alberto Cerezal (acerezalp@dbnet.es) - DBNet Informatica & Comunicaciones.
+ 08 Nov 2000 jlim - Minor corrections, removing mysql stuff
+ 09 Nov 2000 jlim - added insertid support suggested by "Christopher Kings-Lynne" <chriskl@familyhealth.com.au>
+ jlim - changed concat operator to || and data types to MetaType to match documented pgsql types
+ see http://www.postgresql.org/devel-corner/docs/postgres/datatype.htm
+ 22 Nov 2000 jlim - added changes to FetchField() and MetaTables() contributed by "raser" <raser@mail.zen.com.tw>
+ 27 Nov 2000 jlim - added changes to _connect/_pconnect from ideas by "Lennie" <leen@wirehub.nl>
+ 15 Dec 2000 jlim - added changes suggested by Additional code changes by "Eric G. Werk" egw@netguide.dk.
+ 31 Jan 2002 jlim - finally installed postgresql. testing
+ 01 Mar 2001 jlim - Freek Dijkstra changes, also support for text type
+
+ See http://www.varlena.com/varlena/GeneralBits/47.php
+
+ -- What indexes are on my table?
+ select * from pg_indexes where tablename = 'tablename';
+
+ -- What triggers are on my table?
+ select c.relname as "Table", t.tgname as "Trigger Name",
+ t.tgconstrname as "Constraint Name", t.tgenabled as "Enabled",
+ t.tgisconstraint as "Is Constraint", cc.relname as "Referenced Table",
+ p.proname as "Function Name"
+ from pg_trigger t, pg_class c, pg_class cc, pg_proc p
+ where t.tgfoid = p.oid and t.tgrelid = c.oid
+ and t.tgconstrrelid = cc.oid
+ and c.relname = 'tablename';
+
+ -- What constraints are on my table?
+ select r.relname as "Table", c.conname as "Constraint Name",
+ contype as "Constraint Type", conkey as "Key Columns",
+ confkey as "Foreign Columns", consrc as "Source"
+ from pg_class r, pg_constraint c
+ where r.oid = c.conrelid
+ and relname = 'tablename';
+
+*/
+
+// security - hide paths
+if (!defined('ADODB_DIR')) die();
+
+function adodb_addslashes($s)
+{
+ $len = strlen($s);
+ if ($len == 0) return "''";
+ if (strncmp($s,"'",1) === 0 && substr($s,$len-1) == "'") return $s; // already quoted
+
+ return "'".addslashes($s)."'";
+}
+
+class ADODB_postgres64 extends ADOConnection{
+ var $databaseType = 'postgres64';
+ var $dataProvider = 'postgres';
+ var $hasInsertID = true;
+ var $_resultid = false;
+ var $concat_operator='||';
+ var $metaDatabasesSQL = "select datname from pg_database where datname not in ('template0','template1') order by 1";
+ var $metaTablesSQL = "select tablename,'T' from pg_tables where tablename not like 'pg\_%'
+ and tablename not in ('sql_features', 'sql_implementation_info', 'sql_languages',
+ 'sql_packages', 'sql_sizing', 'sql_sizing_profiles')
+ union
+ select viewname,'V' from pg_views where viewname not like 'pg\_%'";
+ //"select tablename from pg_tables where tablename not like 'pg_%' order by 1";
+ var $isoDates = true; // accepts dates in ISO format
+ var $sysDate = "CURRENT_DATE";
+ var $sysTimeStamp = "CURRENT_TIMESTAMP";
+ var $blobEncodeType = 'C';
+ var $metaColumnsSQL = "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
+ WHERE relkind in ('r','v') AND (c.relname='%s' or c.relname = lower('%s')) and a.attname not like '....%%'
+ AND a.attnum > 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 = 'TRUE'; // string that represents TRUE for a database
+ var $false = 'FALSE'; // 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 H: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 $autoRollback = true; // apparently pgsql does not autorollback properly before php 4.3.4
+ // http://bugs.php.net/bug.php?id=25404
+
+ var $uniqueIisR = true;
+ var $_bindInputArray = false; // requires postgresql 7.3+ and ability to modify database
+ var $disableBlobs = false; // set to true to disable blob checking, resulting in 2-5% improvement in performance.
+
+ var $_pnum = 0;
+
+ // The last (fmtTimeStamp is not entirely correct:
+ // PostgreSQL also has support for time zones,
+ // and writes these time in this format: "2001-03-01 18:59:26+02".
+ // There is no code for the "+02" time zone information, so I just left that out.
+ // I'm not familiar enough with both ADODB as well as Postgres
+ // to know what the concequences are. The other values are correct (wheren't in 0.94)
+ // -- Freek Dijkstra
+
+ function __construct()
+ {
+ // changes the metaColumnsSQL, adds columns: attnum[6]
+ }
+
+ function ServerInfo()
+ {
+ if (isset($this->version)) return $this->version;
+
+ $arr['description'] = $this->GetOne("select version()");
+ $arr['version'] = ADOConnection::_findvers($arr['description']);
+ $this->version = $arr;
+ return $arr;
+ }
+
+ function IfNull( $field, $ifNull )
+ {
+ return " coalesce($field, $ifNull) ";
+ }
+
+ // get the last id - never tested
+ function pg_insert_id($tablename,$fieldname)
+ {
+ $result=pg_query($this->_connectionID, 'SELECT last_value FROM '. $tablename .'_'. $fieldname .'_seq');
+ if ($result) {
+ $arr = @pg_fetch_row($result,0);
+ pg_free_result($result);
+ if (isset($arr[0])) return $arr[0];
+ }
+ return false;
+ }
+
+ /**
+ * Warning from http://www.php.net/manual/function.pg-getlastoid.php:
+ * Using a OID as a unique identifier is not generally wise.
+ * Unless you are very careful, you might end up with a tuple having
+ * a different OID if a database must be reloaded.
+ */
+ function _insertid($table,$column)
+ {
+ if (!is_resource($this->_resultid) || get_resource_type($this->_resultid) !== 'pgsql result') return false;
+ $oid = pg_getlastoid($this->_resultid);
+ // to really return the id, we need the table and column-name, else we can only return the oid != id
+ return empty($table) || empty($column) ? $oid : $this->GetOne("SELECT $column FROM $table WHERE oid=".(int)$oid);
+ }
+
+ function _affectedrows()
+ {
+ if (!is_resource($this->_resultid) || get_resource_type($this->_resultid) !== 'pgsql result') return false;
+ return pg_affected_rows($this->_resultid);
+ }
+
+
+ /**
+ * @return true/false
+ */
+ function BeginTrans()
+ {
+ if ($this->transOff) return true;
+ $this->transCnt += 1;
+ return pg_query($this->_connectionID, 'begin '.$this->_transmode);
+ }
+
+ function RowLock($tables,$where,$col='1 as adodbignore')
+ {
+ if (!$this->transCnt) $this->BeginTrans();
+ return $this->GetOne("select $col from $tables where $where for update");
+ }
+
+ // returns true/false.
+ function CommitTrans($ok=true)
+ {
+ if ($this->transOff) return true;
+ if (!$ok) return $this->RollbackTrans();
+
+ $this->transCnt -= 1;
+ return pg_query($this->_connectionID, 'commit');
+ }
+
+ // returns true/false
+ function RollbackTrans()
+ {
+ if ($this->transOff) return true;
+ $this->transCnt -= 1;
+ return pg_query($this->_connectionID, 'rollback');
+ }
+
+ function MetaTables($ttype=false,$showSchema=false,$mask=false)
+ {
+ $info = $this->ServerInfo();
+ if ($info['version'] >= 7.3) {
+ $this->metaTablesSQL = "
+ select table_name,'T' from information_schema.tables where table_schema not in ( 'pg_catalog','information_schema')
+ union
+ select table_name,'V' from information_schema.views where table_schema not in ( 'pg_catalog','information_schema') ";
+ }
+ if ($mask) {
+ $save = $this->metaTablesSQL;
+ $mask = $this->qstr(strtolower($mask));
+ if ($info['version']>=7.3)
+ $this->metaTablesSQL = "
+ select table_name,'T' from information_schema.tables where table_name like $mask and table_schema not in ( 'pg_catalog','information_schema')
+ union
+ select table_name,'V' from information_schema.views where table_name like $mask and table_schema 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 $ret;
+ }
+
+
+ // if magic quotes disabled, use pg_escape_string()
+ function qstr($s,$magic_quotes=false)
+ {
+ if (is_bool($s)) return $s ? 'true' : 'false';
+
+ if (!$magic_quotes) {
+ if (ADODB_PHPVER >= 0x5200 && $this->_connectionID) {
+ return "'".pg_escape_string($this->_connectionID,$s)."'";
+ }
+ if (ADODB_PHPVER >= 0x4200) {
+ return "'".pg_escape_string($s)."'";
+ }
+ if ($this->replaceQuote[0] == '\\'){
+ $s = adodb_str_replace(array('\\',"\0"),array('\\\\',"\\\\000"),$s);
+ }
+ return "'".str_replace("'",$this->replaceQuote,$s)."'";
+ }
+
+ // undo magic quotes for "
+ $s = str_replace('\\"','"',$s);
+ return "'$s'";
+ }
+
+
+
+ // Format date column in sql string given an input format that understands Y M D
+ function SQLDate($fmt, $col=false)
+ {
+ if (!$col) $col = $this->sysTimeStamp;
+ $s = 'TO_CHAR('.$col.",'";
+
+ $len = strlen($fmt);
+ for ($i=0; $i < $len; $i++) {
+ $ch = $fmt[$i];
+ switch($ch) {
+ case 'Y':
+ case 'y':
+ $s .= 'YYYY';
+ break;
+ case 'Q':
+ case 'q':
+ $s .= 'Q';
+ break;
+
+ case 'M':
+ $s .= 'Mon';
+ break;
+
+ case 'm':
+ $s .= 'MM';
+ break;
+ case 'D':
+ case 'd':
+ $s .= 'DD';
+ break;
+
+ case 'H':
+ $s.= 'HH24';
+ break;
+
+ case 'h':
+ $s .= 'HH';
+ break;
+
+ case 'i':
+ $s .= 'MI';
+ break;
+
+ case 's':
+ $s .= 'SS';
+ break;
+
+ case 'a':
+ case 'A':
+ $s .= 'AM';
+ break;
+
+ case 'w':
+ $s .= 'D';
+ break;
+
+ case 'l':
+ $s .= 'DAY';
+ break;
+
+ case 'W':
+ $s .= 'WW';
+ break;
+
+ default:
+ // handle escape characters...
+ if ($ch == '\\') {
+ $i++;
+ $ch = substr($fmt,$i,1);
+ }
+ if (strpos('-/.:;, ',$ch) !== false) $s .= $ch;
+ else $s .= '"'.$ch.'"';
+
+ }
+ }
+ return $s. "')";
+ }
+
+
+
+ /*
+ * Load a Large Object from a file
+ * - the procedure stores the object id in the table and imports the object using
+ * postgres proprietary blob handling routines
+ *
+ * contributed by Mattia Rossi mattia@technologist.com
+ * modified for safe mode by juraj chlebec
+ */
+ function UpdateBlobFile($table,$column,$path,$where,$blobtype='BLOB')
+ {
+ pg_query($this->_connectionID, 'begin');
+
+ $fd = fopen($path,'r');
+ $contents = fread($fd,filesize($path));
+ fclose($fd);
+
+ $oid = pg_lo_create($this->_connectionID);
+ $handle = pg_lo_open($this->_connectionID, $oid, 'w');
+ pg_lo_write($handle, $contents);
+ pg_lo_close($handle);
+
+ // $oid = pg_lo_import ($path);
+ pg_query($this->_connectionID, 'commit');
+ $rs = ADOConnection::UpdateBlob($table,$column,$oid,$where,$blobtype);
+ $rez = !empty($rs);
+ return $rez;
+ }
+
+ /*
+ * Deletes/Unlinks a Blob from the database, otherwise it
+ * will be left behind
+ *
+ * Returns TRUE on success or FALSE on failure.
+ *
+ * contributed by Todd Rogers todd#windfox.net
+ */
+ function BlobDelete( $blob )
+ {
+ pg_query($this->_connectionID, 'begin');
+ $result = @pg_lo_unlink($blob);
+ pg_query($this->_connectionID, 'commit');
+ return( $result );
+ }
+
+ /*
+ Hueristic - not guaranteed to work.
+ */
+ function GuessOID($oid)
+ {
+ if (strlen($oid)>16) return false;
+ return is_numeric($oid);
+ }
+
+ /*
+ * If an OID is detected, then we use pg_lo_* to open the oid file and read the
+ * real blob from the db using the oid supplied as a parameter. If you are storing
+ * blobs using bytea, we autodetect and process it so this function is not needed.
+ *
+ * contributed by Mattia Rossi mattia@technologist.com
+ *
+ * see http://www.postgresql.org/idocs/index.php?largeobjects.html
+ *
+ * Since adodb 4.54, this returns the blob, instead of sending it to stdout. Also
+ * added maxsize parameter, which defaults to $db->maxblobsize if not defined.
+ */
+ function BlobDecode($blob,$maxsize=false,$hastrans=true)
+ {
+ if (!$this->GuessOID($blob)) return $blob;
+
+ if ($hastrans) pg_query($this->_connectionID,'begin');
+ $fd = @pg_lo_open($this->_connectionID,$blob,'r');
+ if ($fd === false) {
+ if ($hastrans) pg_query($this->_connectionID,'commit');
+ return $blob;
+ }
+ if (!$maxsize) $maxsize = $this->maxblobsize;
+ $realblob = @pg_lo_read($fd,$maxsize);
+ @pg_loclose($fd);
+ if ($hastrans) pg_query($this->_connectionID,'commit');
+ return $realblob;
+ }
+
+ /*
+ See http://www.postgresql.org/idocs/index.php?datatype-binary.html
+
+ NOTE: SQL string literals (input strings) must be preceded with two backslashes
+ due to the fact that they must pass through two parsers in the PostgreSQL
+ backend.
+ */
+ function BlobEncode($blob)
+ {
+ if (ADODB_PHPVER >= 0x5200) return pg_escape_bytea($this->_connectionID, $blob);
+ if (ADODB_PHPVER >= 0x4200) return pg_escape_bytea($blob);
+
+ /*92=backslash, 0=null, 39=single-quote*/
+ $badch = array(chr(92),chr(0),chr(39)); # \ null '
+ $fixch = array('\\\\134','\\\\000','\\\\047');
+ return adodb_str_replace($badch,$fixch,$blob);
+
+ // note that there is a pg_escape_bytea function only for php 4.2.0 or later
+ }
+
+ // assumes bytea for blob, and varchar for clob
+ function UpdateBlob($table,$column,$val,$where,$blobtype='BLOB')
+ {
+ if ($blobtype == 'CLOB') {
+ return $this->Execute("UPDATE $table SET $column=" . $this->qstr($val) . " WHERE $where");
+ }
+ // do not use bind params which uses qstr(), as blobencode() already quotes data
+ return $this->Execute("UPDATE $table SET $column='".$this->BlobEncode($val)."'::bytea WHERE $where");
+ }
+
+ function OffsetDate($dayFraction,$date=false)
+ {
+ if (!$date) $date = $this->sysDate;
+ else if (strncmp($date,"'",1) == 0) {
+ $len = strlen($date);
+ if (10 <= $len && $len <= 12) $date = 'date '.$date;
+ else $date = 'timestamp '.$date;
+ }
+
+
+ return "($date+interval'".($dayFraction * 1440)." minutes')";
+ #return "($date+interval'$dayFraction days')";
+ }
+
+ /**
+ * 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, $schema);
+ }
+ else {
+ return sprintf($this->metaColumnsSQL, $table, $table, $schema);
+ }
+ }
+
+ // for schema support, pass in the $table param "$schema.$tabname".
+ // converts field names to lowercase, $upper is ignored
+ // see http://phplens.com/lens/lensforum/msgs.php?id=14018 for more info
+ function MetaColumns($table,$normalize=true)
+ {
+ global $ADODB_FETCH_MODE;
+
+ $schema = false;
+ $false = 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);
+
+ $rs = $this->Execute($this->_generateMetaColumnsSQL($table, $schema));
+ if (isset($savem)) $this->SetFetchMode($savem);
+ $ADODB_FETCH_MODE = $save;
+
+ if ($rs === 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];
+ $fld->attnum = $rs->fields[6];
+
+ if ($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
+ $fld->not_null = $rs->fields[4] == 't';
+
+
+ // Freek
+ if (is_array($keys)) {
+ foreach($keys as $key) {
+ if ($fld->name == $key['column_name'] AND $key['primary_key'] == 't')
+ $fld->primary_key = true;
+ if ($fld->name == $key['column_name'] AND $key['unique_key'] == 't')
+ $fld->unique = true; // What name is more compatible?
+ }
+ }
+
+ if ($ADODB_FETCH_MODE == ADODB_FETCH_NUM) $retarr[] = $fld;
+ else $retarr[($normalize) ? strtoupper($fld->name) : $fld->name] = $fld;
+
+ $rs->MoveNext();
+ }
+ $rs->Close();
+ if (empty($retarr))
+ return $false;
+ else
+ return $retarr;
+
+ }
+
+ function Param($name,$type='C')
+ {
+ if ($name) {
+ $this->_pnum += 1;
+ } else {
+ // Reset param num if $name is false
+ $this->_pnum = 1;
+ }
+ return '$'.$this->_pnum;
+ }
+
+ function MetaIndexes ($table, $primary = FALSE, $owner = false)
+ {
+ global $ADODB_FETCH_MODE;
+
+ $schema = false;
+ $this->_findschema($table,$schema);
+
+ if ($schema) { // requires pgsql 7.3+ - pg_namespace used.
+ $sql = '
+ SELECT c.relname as "Name", i.indisunique as "Unique", i.indkey as "Columns"
+ FROM pg_catalog.pg_class c
+ JOIN pg_catalog.pg_index i ON i.indexrelid=c.oid
+ JOIN pg_catalog.pg_class c2 ON c2.oid=i.indrelid
+ ,pg_namespace n
+ WHERE (c2.relname=\'%s\' or c2.relname=lower(\'%s\'))
+ and c.relnamespace=c2.relnamespace
+ and c.relnamespace=n.oid
+ and n.nspname=\'%s\'';
+ } else {
+ $sql = '
+ SELECT c.relname as "Name", i.indisunique as "Unique", i.indkey as "Columns"
+ FROM pg_catalog.pg_class c
+ JOIN pg_catalog.pg_index i ON i.indexrelid=c.oid
+ JOIN pg_catalog.pg_class c2 ON c2.oid=i.indrelid
+ WHERE (c2.relname=\'%s\' or c2.relname=lower(\'%s\'))';
+ }
+
+ if ($primary == FALSE) {
+ $sql .= ' AND i.indisprimary=false;';
+ }
+
+ $save = $ADODB_FETCH_MODE;
+ $ADODB_FETCH_MODE = ADODB_FETCH_NUM;
+ if ($this->fetchMode !== FALSE) {
+ $savem = $this->SetFetchMode(FALSE);
+ }
+
+ $rs = $this->Execute(sprintf($sql,$table,$table,$schema));
+ if (isset($savem)) {
+ $this->SetFetchMode($savem);
+ }
+ $ADODB_FETCH_MODE = $save;
+
+ if (!is_object($rs)) {
+ $false = false;
+ return $false;
+ }
+
+ $col_names = $this->MetaColumnNames($table,true,true);
+ // 3rd param is use attnum,
+ // see https://sourceforge.net/p/adodb/bugs/45/
+ $indexes = array();
+ while ($row = $rs->FetchRow()) {
+ $columns = array();
+ foreach (explode(' ', $row[2]) as $col) {
+ $columns[] = $col_names[$col];
+ }
+
+ $indexes[$row[0]] = array(
+ 'unique' => ($row[1] == 't'),
+ 'columns' => $columns
+ );
+ }
+ return $indexes;
+ }
+
+ // returns true or false
+ //
+ // examples:
+ // $db->Connect("host=host1 user=user1 password=secret port=4341");
+ // $db->Connect('host1','user1','secret');
+ function _connect($str,$user='',$pwd='',$db='',$ctype=0)
+ {
+ if (!function_exists('pg_connect')) return null;
+
+ $this->_errorMsg = false;
+
+ if ($user || $pwd || $db) {
+ $user = adodb_addslashes($user);
+ $pwd = adodb_addslashes($pwd);
+ if (strlen($db) == 0) $db = 'template1';
+ $db = adodb_addslashes($db);
+ if ($str) {
+ $host = explode(":", $str);
+ if ($host[0]) $str = "host=".adodb_addslashes($host[0]);
+ else $str = '';
+ if (isset($host[1])) $str .= " port=$host[1]";
+ else if (!empty($this->port)) $str .= " port=".$this->port;
+ }
+ if ($user) $str .= " user=".$user;
+ if ($pwd) $str .= " password=".$pwd;
+ if ($db) $str .= " dbname=".$db;
+ }
+
+ //if ($user) $linea = "user=$user host=$linea password=$pwd dbname=$db port=5432";
+
+ if ($ctype === 1) { // persistent
+ $this->_connectionID = pg_pconnect($str);
+ } else {
+ if ($ctype === -1) { // nconnect, we trick pgsql ext by changing the connection str
+ static $ncnt;
+
+ if (empty($ncnt)) $ncnt = 1;
+ else $ncnt += 1;
+
+ $str .= str_repeat(' ',$ncnt);
+ }
+ $this->_connectionID = pg_connect($str);
+ }
+ if ($this->_connectionID === false) return false;
+ $this->Execute("set datestyle='ISO'");
+
+ $info = $this->ServerInfo();
+ $this->pgVersion = (float) substr($info['version'],0,3);
+ if ($this->pgVersion >= 7.1) { // good till version 999
+ $this->_nestedSQL = true;
+ }
+
+ # PostgreSQL 9.0 changed the default output for bytea from 'escape' to 'hex'
+ # PHP does not handle 'hex' properly ('x74657374' is returned as 't657374')
+ # https://bugs.php.net/bug.php?id=59831 states this is in fact not a bug,
+ # so we manually set bytea_output
+ if ( !empty($this->connection->noBlobs) && version_compare($info['version'], '9.0', '>=')) {
+ $this->Execute('set bytea_output=escape');
+ }
+
+ return true;
+ }
+
+ function _nconnect($argHostname, $argUsername, $argPassword, $argDatabaseName)
+ {
+ return $this->_connect($argHostname, $argUsername, $argPassword, $argDatabaseName,-1);
+ }
+
+ // returns true or false
+ //
+ // examples:
+ // $db->PConnect("host=host1 user=user1 password=secret port=4341");
+ // $db->PConnect('host1','user1','secret');
+ function _pconnect($str,$user='',$pwd='',$db='')
+ {
+ return $this->_connect($str,$user,$pwd,$db,1);
+ }
+
+
+ // returns queryID or false
+ function _query($sql,$inputarr=false)
+ {
+ $this->_pnum = 0;
+ $this->_errorMsg = false;
+ if ($inputarr) {
+ /*
+ It appears that PREPARE/EXECUTE is slower for many queries.
+
+ For query executed 1000 times:
+ "select id,firstname,lastname from adoxyz
+ where firstname not like ? and lastname not like ? and id = ?"
+
+ with plan = 1.51861286163 secs
+ no plan = 1.26903700829 secs
+ */
+ $plan = 'P'.md5($sql);
+
+ $execp = '';
+ foreach($inputarr as $v) {
+ if ($execp) $execp .= ',';
+ if (is_string($v)) {
+ if (strncmp($v,"'",1) !== 0) $execp .= $this->qstr($v);
+ } else {
+ $execp .= $v;
+ }
+ }
+
+ if ($execp) $exsql = "EXECUTE $plan ($execp)";
+ else $exsql = "EXECUTE $plan";
+
+
+ $rez = @pg_execute($this->_connectionID,$exsql);
+ if (!$rez) {
+ # Perhaps plan does not exist? Prepare/compile plan.
+ $params = '';
+ foreach($inputarr as $v) {
+ if ($params) $params .= ',';
+ if (is_string($v)) {
+ $params .= 'VARCHAR';
+ } else if (is_integer($v)) {
+ $params .= 'INTEGER';
+ } else {
+ $params .= "REAL";
+ }
+ }
+ $sqlarr = explode('?',$sql);
+ //print_r($sqlarr);
+ $sql = '';
+ $i = 1;
+ foreach($sqlarr as $v) {
+ $sql .= $v.' $'.$i;
+ $i++;
+ }
+ $s = "PREPARE $plan ($params) AS ".substr($sql,0,strlen($sql)-2);
+ //adodb_pr($s);
+ $rez = pg_execute($this->_connectionID,$s);
+ //echo $this->ErrorMsg();
+ }
+ if ($rez)
+ $rez = pg_execute($this->_connectionID,$exsql);
+ } else {
+ //adodb_backtrace();
+ $rez = pg_query($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 $rez;
+ }
+
+ function _errconnect()
+ {
+ if (defined('DB_ERROR_CONNECT_FAILED')) return DB_ERROR_CONNECT_FAILED;
+ else return 'Database connection failed';
+ }
+
+ /* Returns: the last error message from previous database operation */
+ function ErrorMsg()
+ {
+ if ($this->_errorMsg !== false) return $this->_errorMsg;
+ if (ADODB_PHPVER >= 0x4300) {
+ if (!empty($this->_resultid)) {
+ $this->_errorMsg = @pg_result_error($this->_resultid);
+ if ($this->_errorMsg) return $this->_errorMsg;
+ }
+
+ if (!empty($this->_connectionID)) {
+ $this->_errorMsg = @pg_last_error($this->_connectionID);
+ } else $this->_errorMsg = $this->_errconnect();
+ } else {
+ if (empty($this->_connectionID)) $this->_errconnect();
+ else $this->_errorMsg = @pg_errormessage($this->_connectionID);
+ }
+ return $this->_errorMsg;
+ }
+
+ function ErrorNo()
+ {
+ $e = $this->ErrorMsg();
+ if (strlen($e)) {
+ return ADOConnection::MetaError($e);
+ }
+ return 0;
+ }
+
+ // returns true or false
+ function _close()
+ {
+ if ($this->transCnt) $this->RollbackTrans();
+ if ($this->_resultid) {
+ @pg_free_result($this->_resultid);
+ $this->_resultid = false;
+ }
+ @pg_close($this->_connectionID);
+ $this->_connectionID = false;
+ return true;
+ }
+
+
+ /*
+ * Maximum size of C field
+ */
+ function CharMax()
+ {
+ return 1000000000; // should be 1 Gb?
+ }
+
+ /*
+ * Maximum size of X field
+ */
+ function TextMax()
+ {
+ return 1000000000; // should be 1 Gb?
+ }
+
+
+}
+
+/*--------------------------------------------------------------------------------------
+ Class Name: Recordset
+--------------------------------------------------------------------------------------*/
+
+class ADORecordSet_postgres64 extends ADORecordSet{
+ var $_blobArr;
+ var $databaseType = "postgres64";
+ var $canSeek = true;
+
+ function __construct($queryID, $mode=false)
+ {
+ if ($mode === false) {
+ global $ADODB_FETCH_MODE;
+ $mode = $ADODB_FETCH_MODE;
+ }
+ switch ($mode)
+ {
+ case ADODB_FETCH_NUM: $this->fetchMode = PGSQL_NUM; break;
+ case ADODB_FETCH_ASSOC:$this->fetchMode = PGSQL_ASSOC; break;
+
+ case ADODB_FETCH_DEFAULT:
+ case ADODB_FETCH_BOTH:
+ default: $this->fetchMode = PGSQL_BOTH; break;
+ }
+ $this->adodbFetchMode = $mode;
+
+ // Parent's constructor
+ parent::__construct($queryID);
+ }
+
+ function GetRowAssoc($upper = ADODB_ASSOC_CASE)
+ {
+ if ($this->fetchMode == PGSQL_ASSOC && $upper == ADODB_ASSOC_CASE_LOWER) {
+ return $this->fields;
+ }
+ $row = ADORecordSet::GetRowAssoc($upper);
+ return $row;
+ }
+
+
+ function _initrs()
+ {
+ global $ADODB_COUNTRECS;
+ $qid = $this->_queryID;
+ $this->_numOfRows = ($ADODB_COUNTRECS)? @pg_num_rows($qid):-1;
+ $this->_numOfFields = @pg_num_fields($qid);
+
+ // cache types for blob decode check
+ // apparently pg_field_type actually performs an sql query on the database to get the type.
+ if (empty($this->connection->noBlobs))
+ for ($i=0, $max = $this->_numOfFields; $i < $max; $i++) {
+ if (pg_field_type($qid,$i) == 'bytea') {
+ $this->_blobArr[$i] = pg_field_name($qid,$i);
+ }
+ }
+ }
+
+ /* Use associative array to get fields array */
+ function Fields($colname)
+ {
+ if ($this->fetchMode != PGSQL_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($colname)]];
+ }
+
+ function FetchField($off = 0)
+ {
+ // offsets begin at 0
+
+ $o= new ADOFieldObject();
+ $o->name = @pg_field_name($this->_queryID,$off);
+ $o->type = @pg_field_type($this->_queryID,$off);
+ $o->max_length = @pg_fieldsize($this->_queryID,$off);
+ return $o;
+ }
+
+ function _seek($row)
+ {
+ return @pg_fetch_row($this->_queryID,$row);
+ }
+
+ function _decode($blob)
+ {
+ if ($blob === NULL) return NULL;
+// eval('$realblob="'.adodb_str_replace(array('"','$'),array('\"','\$'),$blob).'";');
+ return pg_unescape_bytea($blob);
+ }
+
+ function _fixblobs()
+ {
+ if ($this->fetchMode == PGSQL_NUM || $this->fetchMode == PGSQL_BOTH) {
+ foreach($this->_blobArr as $k => $v) {
+ $this->fields[$k] = ADORecordSet_postgres64::_decode($this->fields[$k]);
+ }
+ }
+ if ($this->fetchMode == PGSQL_ASSOC || $this->fetchMode == PGSQL_BOTH) {
+ foreach($this->_blobArr as $k => $v) {
+ $this->fields[$v] = ADORecordSet_postgres64::_decode($this->fields[$v]);
+ }
+ }
+ }
+
+ // 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) && $this->fields) {
+ if (isset($this->_blobArr)) $this->_fixblobs();
+ return true;
+ }
+ }
+ $this->fields = false;
+ $this->EOF = true;
+ }
+ return false;
+ }
+
+ function _fetch()
+ {
+
+ if ($this->_currentRow >= $this->_numOfRows && $this->_numOfRows >= 0)
+ return false;
+
+ $this->fields = @pg_fetch_array($this->_queryID,$this->_currentRow,$this->fetchMode);
+
+ if ($this->fields && isset($this->_blobArr)) $this->_fixblobs();
+
+ return (is_array($this->fields));
+ }
+
+ function _close()
+ {
+ return @pg_free_result($this->_queryID);
+ }
+
+ function MetaType($t,$len=-1,$fieldobj=false)
+ {
+ if (is_object($t)) {
+ $fieldobj = $t;
+ $t = $fieldobj->type;
+ $len = $fieldobj->max_length;
+ }
+ switch (strtoupper($t)) {
+ case 'MONEY': // stupid, postgres expects money to be a string
+ case 'INTERVAL':
+ case 'CHAR':
+ case 'CHARACTER':
+ case 'VARCHAR':
+ case 'NAME':
+ case 'BPCHAR':
+ case '_VARCHAR':
+ case 'INET':
+ case 'MACADDR':
+ if ($len <= $this->blobSize) return 'C';
+
+ case 'TEXT':
+ return 'X';
+
+ case 'IMAGE': // user defined type
+ case 'BLOB': // user defined type
+ case 'BIT': // This is a bit string, not a single bit, so don't return 'L'
+ case 'VARBIT':
+ case 'BYTEA':
+ return 'B';
+
+ case 'BOOL':
+ case 'BOOLEAN':
+ return 'L';
+
+ case 'DATE':
+ return 'D';
+
+
+ case 'TIMESTAMP WITHOUT TIME ZONE':
+ case 'TIME':
+ case 'DATETIME':
+ case 'TIMESTAMP':
+ case 'TIMESTAMPTZ':
+ return 'T';
+
+ case 'SMALLINT':
+ case 'BIGINT':
+ case 'INTEGER':
+ case 'INT8':
+ case 'INT4':
+ case 'INT2':
+ if (isset($fieldobj) &&
+ empty($fieldobj->primary_key) && (!$this->connection->uniqueIisR || empty($fieldobj->unique))) return 'I';
+
+ case 'OID':
+ case 'SERIAL':
+ return 'R';
+
+ default:
+ return 'N';
+ }
+ }
+
+}

Copyright © 2002-2022 Judd Vinet and Aaron Griffin. Copyright © 2022 Erich Eckner.
The Arch Linux name and logo are recognized trademarks. Some rights reserved. The registered trademark Linux® is used pursuant to a sublicense from LMI, the exclusive licensee of Linus Torvalds, owner of the mark on a world-wide basis.