88 lines
2.3 KiB
PHP
88 lines
2.3 KiB
PHP
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<?php
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/*
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* form_mysql_linked_select.php
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*
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* @(#) $Id: form_mysql_linked_select.php,v 1.4 2006/01/02 01:14:11 mlemos Exp $
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*
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*/
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class form_mysql_linked_select_class extends form_linked_select_class
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{
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var $connection=0;
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var $groups_query="";
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var $options_query="";
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var $default_option;
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var $default_option_value;
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var $default_dynamic=1;
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Function GetGroupOptions(&$o,$group)
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{
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$o=array();
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if(IsSet($this->default_option))
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$o[$this->default_option]=$this->default_option_value;
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$error="";
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$g=str_replace("'","\\'",str_replace("\\","\\\\",$group));
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$query=str_replace("{GROUP}", "'".$g."'", $this->options_query);
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if(($r=@mysql_query($query,$this->connection)))
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{
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while(($d=@mysql_fetch_array($r)))
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{
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$o[$d[0]]=$d[1];
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}
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if(count($o)==0)
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$error="there are no options for group ".$group;
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mysql_free_result($r);
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}
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else
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$error="Options query execution failed: ".@mysql_error($this->connection);
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if(strlen($error))
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UnSet($o);
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return($error);
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}
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Function GetGroups(&$g)
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{
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if(strlen($this->groups_query)==0)
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return("it was not specified a valid query to retrieve all the options groups");
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$g=array();
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if(IsSet($this->default_option))
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$g[]=$this->default_option;
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$error="";
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if(($r=@mysql_query($this->groups_query,$this->connection)))
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{
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while(($d=@mysql_fetch_array($r)))
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$g[]=$d[0];
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if(count($g)==0
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&& strlen($error)==0)
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$error="there are no group options";
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mysql_free_result($r);
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}
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else
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$error="Groups query execution failed: ".@mysql_error($this->connection);
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if(strlen($error))
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UnSet($g);
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return($error);
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}
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Function ValidateGroups(&$arguments)
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{
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if(!IsSet($arguments["Connection"])
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|| !$arguments["Connection"])
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return("it was not specified the database connection");
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$this->connection=$arguments["Connection"];
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if(IsSet($arguments["GroupsQuery"]))
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$this->groups_query=$arguments["GroupsQuery"];
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if(!IsSet($arguments["OptionsQuery"]))
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return("it was not specified the query to retrieve the options");
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$this->options_query=$arguments["OptionsQuery"];
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if(IsSet($arguments["DefaultOption"]))
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{
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$this->default_option=$arguments["DefaultOption"];
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if(IsSet($arguments["DefaultOptionValue"]))
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$this->default_option_value=$arguments["DefaultOptionValue"];
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}
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return("");
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}
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};
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?>
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