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adding again error message and number from DB to exception thrown in case of SQL errors, also adding a new method to abstract MySQL group_contact for PostgreSQL 8.4+

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This commit is contained in:
Ralf Becker 2013-06-28 10:50:42 +00:00
parent 9a4693822c
commit 287abb2b38
1 changed files with 33 additions and 2 deletions
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35
phpgwapi/inc/class.egw_db.inc.php
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@ -674,7 +674,8 @@ class egw_db
if (!$this->Query_ID)
{
throw new egw_exception_db_invalid_sql("Invalid SQL: ".(is_array($Query_String)?$Query_String[0]:$Query_String).
($inputarr ? "<br>Parameters: '".implode("','",$inputarr)."'":''));
"\n$this->Error ($this->Errno)".
($inputarr ? "\nParameters: '".implode("','",$inputarr)."'":''));
}
return $this->Query_ID;
}
@ -1173,6 +1174,37 @@ class egw_db
return call_user_func_array(array(&$this->Link_ID,'concat'),$args);
}
/**
* Concat grouped values of an expression with optional order and separator
*
* @param string $expr column-name or expression optional prefixed with "DISTINCT"
* @param string $order_by='' optional order
* @param string $separator=',' optional separator, default is comma
* @return string
*/
function group_concat($expr, $order_by='', $separator=',')
{
switch($this->Type)
{
case 'mysql':
$sql = 'GROUP_CONCAT('.$expr;
if ($order_by) $sql .= ' ORDER BY '.$order_by;
if ($separator != ',') $sql .= ' SEPARATOR '.$this->quote($separator);
$sql .= ')';
break;
case 'pgsql': // requires for Postgresql < 8.4 to have a custom ARRAY_AGG method installed!
$sql = 'ARRAY_TO_STRING(ARRAY_AGG('.$expr;
if ($order_by) $sql .= ' ORDER BY '.$order_by;
$sql .= '), '.$this->quote($separator).')';
break;
default: // probably gives an sql error anyway
$sql = $expr;
}
return $sql;
}
/**
* Convert a DB specific timestamp in a unix timestamp stored as integer, like MySQL: UNIX_TIMESTAMP(ts)
*
@ -1192,7 +1224,6 @@ class egw_db
case 'mssql':
return "DATEDIFF(second,'1970-01-01',($expr))";
}
}
/**