/**
* Check to see if exact input-that-topic exists in cache
*
* GmCache is a log that contains all unique entries. If the exact same input-that-topic is requested that is found in GmCache, then it's template reference is used instead of traversing the binary AIML tree. Saving response time.
*
* @param string $combined the complete input in <input>word word<that>word word<topic>word word format.
* @param array &$inputstarvals contents of the *'s when they are part of the matching pattern input string
* @param array &$thatstarvals contents of the *'s when they are part of the matching pattern that string
* @param array &$topicstarvals contents of the *'s when they are part of the matching pattern topic string
* @param array &$patternmatched all the patterns that match input, i.e. multiple sentences are kept seperate.
* @param array &$inputmatched all the matched input.
*
* @return boolean true/false Note, info is also transfere through the call-by-reference variables.
*/
function checkcache($combined, &$template, &$inputstarvals, &$thatstarvals, &$topicstarvals, &$patternmatched, &$inputmatched)
{
$ccquery = "select template,inputstarvals,thatstarvals,topicstarvals,patternmatched,inputmatched from gmcache where combined='" . addslashes($combined) . "' and " . whichbots();
$selectcode = mysql_query($ccquery);
if ($selectcode) {
if (!mysql_numrows($selectcode)) {
return false;
} else {
while ($q = mysql_fetch_array($selectcode)) {
$template = findtemplate($q[0]);
$inputstarvals = explode(",", $q[1]);
$thatstarvals = explode(",", $q[2]);
$topicstarvals = explode(",", $q[3]);
$patternmatched = $q[4];
$inputmatched = $q[5];
return true;
}
}
}
return false;
}
/**
* Gets the numer of AIML categories stored in the database
*
* The size of the AIML knowledgebase is counted in categories. This function
* will count the number of categories based upon the number of records in the
* templates table.
*
* @uses whichbots()
*
* @return integer the number of templates in the template database.
*/
function getsize()
{
$query = "select count(*) from templates where " . whichbots();
$selectcode = mysql_query($query);
if ($selectcode) {
if (!mysql_numrows($selectcode)) {
return 0;
} else {
while ($q = mysql_fetch_array($selectcode)) {
return $q[0];
}
}
}
return "";
}
