65 lines
2.2 KiB
PHP
65 lines
2.2 KiB
PHP
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<?php
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/*
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*
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* @(#) $Id: form_metabase_auto_complete.php,v 1.1 2006/07/12 00:35:06 mlemos Exp $
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*
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*/
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class form_metabase_auto_complete_class extends form_auto_complete_class
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{
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var $connection=0;
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var $complete_values_query='';
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var $complete_expression='';
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var $complete_values_limit=0;
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Function GetCompleteValues(&$form, $arguments)
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{
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if(!IsSet($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['CompleteValuesQuery'])
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|| strlen($this->complete_values_query=$arguments['CompleteValuesQuery'])==0)
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return('it was not specified valid complete values query');
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if(!IsSet($arguments['CompleteValuesLimit'])
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|| ($this->complete_values_limit=$arguments['CompleteValuesLimit'])<0)
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return('it was not specified valid complete values limit');
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return('');
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}
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Function FormatCompleteValue($result)
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{
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return(HtmlSpecialChars($result[0]));
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}
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Function SearchCompleteValues(&$form, $text, &$found)
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{
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$error='';
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$found=array();
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if(strlen($complete_expression=MetabaseBeginsWith($this->connection, $text))==0)
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return('it was not possible to build the complete query expression: '.MetabaseError($this->connection));
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if(!strcmp($complete_values_query=str_replace('{BEGINSWITH}', $complete_expression, $this->complete_values_query), $this->complete_values_query))
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return('the complete values query does not contain the {BEGINSWITH} mark to insert the complete expression');
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if(strlen($text)
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&& $this->complete_values_limit)
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MetabaseSetSelectedRowRange($this->connection, 0, $this->complete_values_limit);
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if(($r=MetabaseQuery($this->connection, $complete_values_query)))
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{
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for($l=0; !MetabaseEndOfResult($this->connection, $r); $l++)
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{
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if(!MetabaseFetchResultArray($this->connection, $r, $d, $l))
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{
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$error='Could not retrieve the complete values: '.MetabaseError($this->connection);
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break;
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}
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$found[$d[0]]=$this->FormatCompleteValue($d);
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}
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MetabaseFreeResult($this->connection, $r);
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}
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else
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$error='Complete values query execution failed: '.MetabaseError($this->connection);
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return($error);
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}
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};
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?>
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