mirror of
https://github.com/EGroupware/egroupware.git
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Formatting
This commit is contained in:
Miles Lott
parent
aaa79c4767
commit
260e5705bf
@ -15,377 +15,422 @@
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/* $Id$ */
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class db {
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var $Host = "";
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var $Database = "";
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var $User = "";
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var $Password = "";
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var $use_pconnect = False;
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var $auto_stripslashes = False;
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var $Halt_On_Error = "yes"; ## "yes" (halt with message), "no" (ignore errors quietly), "report" (ignore errror, but spit a warning)
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var $Link_ID = 0;
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var $Query_ID = 0;
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var $Record = array();
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var $Row = 0;
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var $Seq_Table = "db_sequence";
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var $Errno = 0;
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var $Error = "";
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var $Auto_Free = 0; # Set this to 1 for automatic pg_freeresult on
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# last record.
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function ifadd($add, $me) {
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if("" != $add) return " ".$me.$add;
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}
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/* public: constructor */
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function db($query = "") {
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$this->query($query);
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}
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function connect() {
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if ( 0 == $this->Link_ID ) {
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$cstr = "dbname=".$this->Database.
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$this->ifadd($this->Host, "host=").
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$this->ifadd($this->Port, "port=").
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$this->ifadd($this->User, "user=").
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$this->ifadd($this->Password, "password=");
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if ($this->use_pconnect)
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$this->Link_ID=pg_pconnect($cstr);
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else
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$this->Link_ID=pg_connect($cstr);
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if (!$this->Link_ID) {
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$this->halt("Link-ID == false, pconnect failed");
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}
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}
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}
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function limit($start)
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{
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global $phpgw_info;
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echo '<b>Warning: limit() is no longer used, use limit_query()</b>';
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if ($start == 0) {
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$s = "limit " . $phpgw_info["user"]["preferences"]["common"]["maxmatchs"];
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} else {
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$s = "limit " . $phpgw_info["user"]["preferences"]["common"]["maxmatchs"] . ",$start";
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}
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return $s;
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}
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// This only affects systems not using persistant connections
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function disconnect()
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{
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return @pg_close($this->Link_ID);
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}
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// I added the line and file section so we can have better error reporting. (jengo)
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function query($Query_String, $line = "", $file = "") {
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/* No empty queries, please, since PHP4 chokes on them. */
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if ($Query_String == "")
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/* The empty query string is passed on from the constructor,
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* when calling the class without a query, e.g. in situations
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* like these: '$db = new db_Subclass;'
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*/
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return 0;
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$this->connect();
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# printf("<br>Debug: query = %s<br>\n", $Query_String);
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$this->Query_ID = pg_Exec($this->Link_ID, $Query_String);
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$this->Row = 0;
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$this->Error = pg_ErrorMessage($this->Link_ID);
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$this->Errno = ($this->Error == "")?0:1;
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if (! $this->Query_ID) {
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$this->halt("Invalid SQL: ".$Query_String, $line, $file);
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}
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return $this->Query_ID;
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}
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// public: perform a query with limited result set
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function limit_query($Query_String, $offset, $line = '', $file = '', $num_rows = '')
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class db
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{
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global $phpgw_info;
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var $Host = '';
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var $Database = '';
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var $User = '';
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var $Password = '';
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if (! $num_rows)
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var $use_pconnect = False;
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var $auto_stripslashes = False;
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/* "yes" (halt with message), "no" (ignore errors quietly), "report" (ignore errror, but spit a warning) */
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var $Halt_On_Error = 'yes';
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var $Link_ID = 0;
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var $Query_ID = 0;
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var $Record = array();
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var $Row = 0;
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var $Seq_Table = 'db_sequence';
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var $Errno = 0;
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var $Error = '';
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/* Set this to 1 for automatic pg_freeresult on last record. */
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var $Auto_Free = 0;
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function ifadd($add, $me)
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{
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$num_rows = $phpgw_info['user']['preferences']['common']['maxmatchs'];
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if('' != $add) return ' ' . $me . $add;
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}
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if ($offset == 0)
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/* public: constructor */
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function db($query = '')
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{
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$Query_String .= ' LIMIT ' . $num_rows;
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}
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else
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{
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$Query_String .= ' LIMIT ' . $num_rows . ',' . $offset;
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$this->query($query);
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}
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if ($this->Debug)
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function connect()
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{
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printf("Debug: limit_query = %s<br>offset=%d, num_rows=%d<br>\n", $Query_String, $offset, $num_rows);
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}
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return $this->query($Query_String, $line, $file);
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}
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// public: discard the query result
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function free() {
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@pg_freeresult($this->Query_ID);
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$this->Query_ID = 0;
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}
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function next_record() {
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$this->Record = @pg_fetch_array($this->Query_ID, $this->Row++);
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$this->Error = pg_ErrorMessage($this->Link_ID);
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$this->Errno = ($this->Error == "")?0:1;
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$stat = is_array($this->Record);
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if (!$stat && $this->Auto_Free) {
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pg_freeresult($this->Query_ID);
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$this->Query_ID = 0;
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}
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return $stat;
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}
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function seek($pos)
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{
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$this->Row = $pos;
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}
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function transaction_begin()
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{
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return $this->query('begin');
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}
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function transaction_commit()
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{
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if (! $this->Errno)
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{
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return pg_Exec($this->Link_ID,'commit');
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}
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else
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{
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return False;
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}
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}
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function transaction_abort()
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{
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return pg_Exec($this->Link_ID,'rollback');
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}
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function lock($table, $mode = 'write')
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{
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$result = $this->transaction_begin();
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if ($mode == 'write')
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{
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if (is_array($table))
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if ( 0 == $this->Link_ID )
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{
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while ($t = each($table))
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$cstr = 'dbname=' . $this->Database
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. $this->ifadd($this->Host, 'host=')
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. $this->ifadd($this->Port, 'port=')
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. $this->ifadd($this->User, 'user=')
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. $this->ifadd($this->Password, 'password=');
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if ($this->use_pconnect)
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{
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$result = pg_Exec($this->Link_ID,'lock table ' . $t[1] . ' in share mode');
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$this->Link_ID=pg_pconnect($cstr);
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}
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else
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{
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$this->Link_ID=pg_connect($cstr);
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}
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if (!$this->Link_ID)
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{
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$this->halt('Link-ID == false, pconnect failed');
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}
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}
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}
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function limit($start)
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{
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global $phpgw_info;
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echo '<b>Warning: limit() is no longer used, use limit_query()</b>';
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if ($start == 0)
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{
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$s = 'limit ' . $phpgw_info['user']['preferences']['common']['maxmatchs'];
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}
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else
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{
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$s = 'limit ' . $phpgw_info['user']['preferences']['common']['maxmatchs'] . ',' . $start;
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}
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return $s;
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}
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/* This only affects systems not using persistant connections */
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function disconnect()
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{
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return @pg_close($this->Link_ID);
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}
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/* I added the line and file section so we can have better error reporting. (jengo) */
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function query($Query_String, $line = '', $file = '')
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{
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/* No empty queries, please, since PHP4 chokes on them. */
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/* The empty query string is passed on from the constructor,
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* when calling the class without a query, e.g. in situations
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* like these: '$db = new db_Subclass;'
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*/
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if ($Query_String == '')
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{
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return 0;
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}
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$this->connect();
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/* printf("<br>Debug: query = %s<br>\n", $Query_String); */
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$this->Query_ID = pg_Exec($this->Link_ID, $Query_String);
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$this->Row = 0;
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$this->Error = pg_ErrorMessage($this->Link_ID);
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$this->Errno = ($this->Error == '') ? 0 : 1;
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if (! $this->Query_ID)
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{
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$this->halt('Invalid SQL: ' . $Query_String, $line, $file);
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}
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return $this->Query_ID;
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}
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/* public: perform a query with limited result set */
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function limit_query($Query_String, $offset, $line = '', $file = '', $num_rows = '')
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{
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global $phpgw_info;
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if (! $num_rows)
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{
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$num_rows = $phpgw_info['user']['preferences']['common']['maxmatchs'];
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}
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if ($offset == 0)
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{
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$Query_String .= ' LIMIT ' . $num_rows;
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}
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else
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{
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$Query_String .= ' LIMIT ' . $num_rows . ',' . $offset;
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}
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if ($this->Debug)
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{
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printf("Debug: limit_query = %s<br>offset=%d, num_rows=%d<br>\n", $Query_String, $offset, $num_rows);
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}
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return $this->query($Query_String, $line, $file);
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}
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// public: discard the query result
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function free()
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{
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@pg_freeresult($this->Query_ID);
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$this->Query_ID = 0;
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}
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function next_record()
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{
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$this->Record = @pg_fetch_array($this->Query_ID, $this->Row++);
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$this->Error = pg_ErrorMessage($this->Link_ID);
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$this->Errno = ($this->Error == '') ? 0 : 1;
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$stat = is_array($this->Record);
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if (!$stat && $this->Auto_Free)
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{
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pg_freeresult($this->Query_ID);
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$this->Query_ID = 0;
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}
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return $stat;
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}
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function seek($pos)
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{
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$this->Row = $pos;
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}
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function transaction_begin()
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{
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return $this->query('begin');
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}
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function transaction_commit()
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{
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if (! $this->Errno)
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{
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return pg_Exec($this->Link_ID,'commit');
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}
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else
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{
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return False;
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}
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}
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function transaction_abort()
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{
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return pg_Exec($this->Link_ID,'rollback');
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}
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function lock($table, $mode = 'write')
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{
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$result = $this->transaction_begin();
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if ($mode == 'write')
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{
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if (is_array($table))
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{
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while ($t = each($table))
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{
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$result = pg_Exec($this->Link_ID,'lock table ' . $t[1] . ' in share mode');
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}
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}
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else
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{
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$result = pg_Exec($this->Link_ID, 'lock table ' . $table . ' in share mode');
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}
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}
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else
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{
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$result = pg_Exec($this->Link_ID, "lock table $table in share mode");
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$result = 1;
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}
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return $result;
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}
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function unlock()
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{
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return $this->transaction_commit();
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}
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/* public: sequence numbers */
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function nextid($seq_name)
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{
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$this->connect();
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if ($this->lock($this->Seq_Table))
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{
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/* get sequence number (locked) and increment */
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$q = sprintf("select nextid from %s where seq_name = '%s'",
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$this->Seq_Table,
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$seq_name);
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$id = @pg_Exec($this->Link_ID, $q);
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$res = @pg_Fetch_Array($id, 0);
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/* No current value, make one */
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if (!is_array($res))
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{
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$currentid = 0;
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$q = sprintf("insert into %s values('%s', %s)",
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$this->Seq_Table,
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$seq_name,
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$currentid);
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$id = @pg_Exec($this->Link_ID, $q);
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}
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else
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{
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$currentid = $res['nextid'];
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}
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$nextid = $currentid + 1;
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$q = sprintf("update %s set nextid = '%s' where seq_name = '%s'",
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$this->Seq_Table,
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$nextid,
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$seq_name);
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$id = @pg_Exec($this->Link_ID, $q);
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$this->unlock();
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}
|
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else
|
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{
|
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$this->halt('cannot lock ' . $this->Seq_Table . ' - has it been created?');
|
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return 0;
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}
|
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return $nextid;
|
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}
|
||||
|
||||
function metadata($table)
|
||||
{
|
||||
$count = 0;
|
||||
$id = 0;
|
||||
$res = array();
|
||||
|
||||
$this->connect();
|
||||
$id = pg_exec($this->Link_ID, "select * from $table");
|
||||
if ($id < 0)
|
||||
{
|
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$this->Error = pg_ErrorMessage($id);
|
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$this->Errno = 1;
|
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$this->halt('Metadata query failed.');
|
||||
}
|
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$count = pg_NumFields($id);
|
||||
|
||||
for ($i=0; $i<$count; $i++)
|
||||
{
|
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$res[$i]['table'] = $table;
|
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$res[$i]['name'] = pg_FieldName ($id, $i);
|
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$res[$i]['type'] = pg_FieldType ($id, $i);
|
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$res[$i]['len'] = pg_FieldSize ($id, $i);
|
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$res[$i]['flags'] = '';
|
||||
}
|
||||
|
||||
pg_FreeResult($id);
|
||||
return $res;
|
||||
}
|
||||
|
||||
function affected_rows()
|
||||
{
|
||||
return pg_cmdtuples($this->Query_ID);
|
||||
}
|
||||
|
||||
function num_rows()
|
||||
{
|
||||
return pg_numrows($this->Query_ID);
|
||||
}
|
||||
|
||||
function num_fields()
|
||||
{
|
||||
return pg_numfields($this->Query_ID);
|
||||
}
|
||||
|
||||
function nf()
|
||||
{
|
||||
return $this->num_rows();
|
||||
}
|
||||
|
||||
function np()
|
||||
{
|
||||
print $this->num_rows();
|
||||
}
|
||||
|
||||
function f($Name,$strip_slashes = '')
|
||||
{
|
||||
if ($strip_slashes || ($this->auto_stripslashes && ! $strip_slashes))
|
||||
{
|
||||
return stripslashes($this->Record[$Name]);
|
||||
}
|
||||
else
|
||||
{
|
||||
return $this->Record[$Name];
|
||||
}
|
||||
}
|
||||
else
|
||||
|
||||
function p($Name)
|
||||
{
|
||||
$result = 1;
|
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print $this->Record[$Name];
|
||||
}
|
||||
|
||||
return $result;
|
||||
}
|
||||
|
||||
function unlock()
|
||||
{
|
||||
return $this->transaction_commit();
|
||||
function halt($msg, $line = "", $file = "")
|
||||
{
|
||||
global $phpgw;
|
||||
|
||||
if($this->Halt_On_Error == "no")
|
||||
{
|
||||
return;
|
||||
}
|
||||
/* Just in case there is a table currently locked */
|
||||
$this->unlock();
|
||||
|
||||
printf("<b>Database error:</b> %s<br>\n", $msg);
|
||||
printf("<b>PostgreSQL Error</b>: %s (%s)<br>\n",
|
||||
$this->Errno,
|
||||
$this->Error);
|
||||
if ($file)
|
||||
{
|
||||
printf("<br><b>File:</b> %s",$file);
|
||||
}
|
||||
if ($line)
|
||||
{
|
||||
printf("<br><b>Line:</b> %s",$line);
|
||||
}
|
||||
|
||||
if ($this->Halt_On_Error == 'yes')
|
||||
{
|
||||
echo '<p><b>Session halted.</b>';
|
||||
$phpgw->common->phpgw_exit(True);
|
||||
}
|
||||
}
|
||||
|
||||
function table_names()
|
||||
{
|
||||
$this->query("select relname from pg_class where relkind = 'r' and not relname like 'pg_%'");
|
||||
$i=0;
|
||||
while ($this->next_record())
|
||||
{
|
||||
$return[$i]['table_name']= $this->f(0);
|
||||
$return[$i]['tablespace_name']=$this->Database;
|
||||
$return[$i]['database']=$this->Database;
|
||||
$i++;
|
||||
}
|
||||
return $return;
|
||||
}
|
||||
|
||||
function create_database($adminname = '', $adminpasswd = '')
|
||||
{
|
||||
$currentUser = $this->User;
|
||||
$currentPassword = $this->Password;
|
||||
$currentDatabase = $this->Database;
|
||||
|
||||
if ($adminname != "")
|
||||
{
|
||||
$this->User = $adminname;
|
||||
$this->Password = $adminpasswd;
|
||||
}
|
||||
|
||||
if (! $this->Host)
|
||||
{
|
||||
system('createdb ' . $currentDatabase, $outval);
|
||||
}
|
||||
else
|
||||
{
|
||||
system('createdb -h ' . $this->Host . ' ' . $currentDatabase, $outval);
|
||||
}
|
||||
|
||||
if($outval != 0)
|
||||
{
|
||||
/* either the rights r not available or the postmaster is not running .... */
|
||||
echo 'database creation failure <BR>';
|
||||
echo 'please setup the postreSQL database manually<BR>';
|
||||
}
|
||||
|
||||
$this->User = $currentUser;
|
||||
$this->Password = $currentPassword;
|
||||
$this->Database = $currentDatabase;
|
||||
$this->connect();
|
||||
//return $return;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/* public: sequence numbers */
|
||||
function nextid($seq_name) {
|
||||
$this->connect();
|
||||
|
||||
if ($this->lock($this->Seq_Table)) {
|
||||
/* get sequence number (locked) and increment */
|
||||
$q = sprintf("select nextid from %s where seq_name = '%s'",
|
||||
$this->Seq_Table,
|
||||
$seq_name);
|
||||
$id = @pg_Exec($this->Link_ID, $q);
|
||||
$res = @pg_Fetch_Array($id, 0);
|
||||
|
||||
/* No current value, make one */
|
||||
if (!is_array($res)) {
|
||||
$currentid = 0;
|
||||
$q = sprintf("insert into %s values('%s', %s)",
|
||||
$this->Seq_Table,
|
||||
$seq_name,
|
||||
$currentid);
|
||||
$id = @pg_Exec($this->Link_ID, $q);
|
||||
} else {
|
||||
$currentid = $res["nextid"];
|
||||
}
|
||||
$nextid = $currentid + 1;
|
||||
$q = sprintf("update %s set nextid = '%s' where seq_name = '%s'",
|
||||
$this->Seq_Table,
|
||||
$nextid,
|
||||
$seq_name);
|
||||
$id = @pg_Exec($this->Link_ID, $q);
|
||||
$this->unlock();
|
||||
} else {
|
||||
$this->halt("cannot lock ".$this->Seq_Table." - has it been created?");
|
||||
return 0;
|
||||
}
|
||||
return $nextid;
|
||||
}
|
||||
|
||||
|
||||
|
||||
function metadata($table) {
|
||||
$count = 0;
|
||||
$id = 0;
|
||||
$res = array();
|
||||
|
||||
$this->connect();
|
||||
$id = pg_exec($this->Link_ID, "select * from $table");
|
||||
if ($id < 0) {
|
||||
$this->Error = pg_ErrorMessage($id);
|
||||
$this->Errno = 1;
|
||||
$this->halt("Metadata query failed.");
|
||||
}
|
||||
$count = pg_NumFields($id);
|
||||
|
||||
for ($i=0; $i<$count; $i++) {
|
||||
$res[$i]["table"] = $table;
|
||||
$res[$i]["name"] = pg_FieldName ($id, $i);
|
||||
$res[$i]["type"] = pg_FieldType ($id, $i);
|
||||
$res[$i]["len"] = pg_FieldSize ($id, $i);
|
||||
$res[$i]["flags"] = "";
|
||||
}
|
||||
|
||||
pg_FreeResult($id);
|
||||
return $res;
|
||||
}
|
||||
|
||||
function affected_rows() {
|
||||
return pg_cmdtuples($this->Query_ID);
|
||||
}
|
||||
|
||||
function num_rows() {
|
||||
return pg_numrows($this->Query_ID);
|
||||
}
|
||||
|
||||
function num_fields() {
|
||||
return pg_numfields($this->Query_ID);
|
||||
}
|
||||
|
||||
function nf() {
|
||||
return $this->num_rows();
|
||||
}
|
||||
|
||||
function np() {
|
||||
print $this->num_rows();
|
||||
}
|
||||
|
||||
function f($Name,$strip_slashes = "")
|
||||
{
|
||||
if ($strip_slashes || ($this->auto_stripslashes && ! $strip_slashes)) {
|
||||
return stripslashes($this->Record[$Name]);
|
||||
} else {
|
||||
return $this->Record[$Name];
|
||||
}
|
||||
}
|
||||
|
||||
function p($Name) {
|
||||
print $this->Record[$Name];
|
||||
}
|
||||
|
||||
function halt($msg, $line = "", $file = "")
|
||||
{
|
||||
global $phpgw;
|
||||
|
||||
if($this->Halt_On_Error == "no") {
|
||||
return;
|
||||
}
|
||||
$this->unlock(); // Just in case there is a table currently locked
|
||||
|
||||
printf("<b>Database error:</b> %s<br>\n", $msg);
|
||||
printf("<b>PostgreSQL Error</b>: %s (%s)<br>\n",
|
||||
$this->Errno,
|
||||
$this->Error);
|
||||
if ($file) {
|
||||
printf("<br><b>File:</b> %s",$file);
|
||||
}
|
||||
if ($line) {
|
||||
printf("<br><b>Line:</b> %s",$line);
|
||||
}
|
||||
|
||||
if ($this->Halt_On_Error == "yes") {
|
||||
echo "<p><b>Session halted.</b>";
|
||||
$phpgw->common->phpgw_exit(True);
|
||||
}
|
||||
}
|
||||
|
||||
function table_names() {
|
||||
$this->query("select relname from pg_class where relkind = 'r' and not relname like 'pg_%'");
|
||||
$i=0;
|
||||
while ($this->next_record())
|
||||
{
|
||||
$return[$i]["table_name"]= $this->f(0);
|
||||
$return[$i]["tablespace_name"]=$this->Database;
|
||||
$return[$i]["database"]=$this->Database;
|
||||
$i++;
|
||||
}
|
||||
return $return;
|
||||
}
|
||||
|
||||
function create_database($adminname = "", $adminpasswd = "") {
|
||||
$currentUser = $this->User;
|
||||
$currentPassword = $this->Password;
|
||||
$currentDatabase = $this->Database;
|
||||
|
||||
if ($adminname != "")
|
||||
{
|
||||
$this->User = $adminname;
|
||||
$this->Password = $adminpasswd;
|
||||
}
|
||||
|
||||
if (! $this->Host)
|
||||
{
|
||||
system('createdb ' . $currentDatabase, $outval);
|
||||
}
|
||||
else
|
||||
{
|
||||
system('createdb -h ' . $this->Host . ' ' . $currentDatabase, $outval);
|
||||
}
|
||||
|
||||
if($outval != 0)
|
||||
{
|
||||
/* either the rights r not available or the postmaster is not running .... */
|
||||
echo 'database creation faliure <BR>';
|
||||
echo 'please setup the postreSQL database manually<BR>';
|
||||
}
|
||||
|
||||
$this->User = $currentUser;
|
||||
$this->Password = $currentPassword;
|
||||
$this->Database = $currentDatabase;
|
||||
$this->connect();
|
||||
//return $return;
|
||||
}
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user