Quote:
Originally Posted by naftalina  the module in my site from error does not work |
Try creating a file called
function.math.php
Put it in yoursite/
plugins/ Code:
<?php
/*
* Template Lite plugin
* -------------------------------------------------------------
* Type: function
* Name: math
* Purpose: handle math computations in template
* Taken from the original Smarty
* http://smarty.php.net
* -------------------------------------------------------------
*/
function tpl_function_math($params, &$template_object)
{
// be sure equation parameter is present
if (empty($params['equation']))
{
$template_object->trigger_error("math: missing equation parameter");
return;
}
$equation = $params['equation'];
// make sure parenthesis are balanced
if (substr_count($equation,"(") != substr_count($equation,")"))
{
$template_object->trigger_error("math: unbalanced parenthesis");
return;
}
// match all vars in equation, make sure all are passed
preg_match_all("![a-zA-Z][a-zA-Z0-9_]*!",$equation, $match);
$allowed_funcs = array('int','abs','ceil','cos','exp','floor','log','log10',
'max','min','pi','pow','rand','round','sin','sqrt','srand','tan');
foreach($match[0] as $curr_var)
{
if (!in_array($curr_var,array_keys($params)) && !in_array($curr_var, $allowed_funcs))
{
$template_object->trigger_error("math: parameter $curr_var not passed as argument");
return;
}
}
foreach($params as $key => $val)
{
if ($key != "equation" && $key != "format" && $key != "assign")
{
// make sure value is not empty
if (strlen($val)==0)
{
$template_object->trigger_error("math: parameter $key is empty");
return;
}
if (!is_numeric($val))
{
$template_object->trigger_error("math: parameter $key: is not numeric");
return;
}
$equation = preg_replace("/\b$key\b/",$val, $equation);
}
}
eval("\$template_object_math_result = ".$equation.";");
if (empty($params['format']))
{
if (empty($params['assign']))
{
return $template_object_math_result;
}
else
{
$template_object->assign($params['assign'],$template_object_math_result);
}
}
else
{
if (empty($params['assign']))
{
printf($params['format'],$template_object_math_result);
}
else
{
$template_object->assign($params['assign'],sprintf($params['format'],$template_object_math_result));
}
}
}
?> In the future please use the Pligg Pro
Helpdesk as instructed in your sales confirmation email.
Thanks
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