<?php
/*
***************************************************************************
* Copyright (C) 2007 by Cesar D. Rodas *
* cesar@sixdegrees.com.br *
* *
* Permission is hereby granted, free of charge, to any person obtaining *
* a copy of this software and associated documentation files (the *
* "Software"), to deal in the Software without restriction, including *
* without limitation the rights to use, copy, modify, merge, publish, *
* distribute, sublicense, and/or sell copies of the Software, and to *
* permit persons to whom the Software is furnished to do so, subject to *
* the following conditions: *
* *
* The above copyright notice and this permission notice shall be *
* included in all copies or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, *
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*
* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR *
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, *
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR *
* OTHER DEALINGS IN THE SOFTWARE. *
***************************************************************************
*/
require("../spam.php");
require("config.php");
$db = mysql_connect(MYSQL_HOST,MYSQL_USER,MYSQL_PASS);
mysql_select_db(MYSQL_DB,$db);
/**
*
* Because the system do not manage a method where you
* can save the data, you must define a function which recives
* the wanted "n-grams" and return and array which is
* "n-grams" and percent of accuracy (what its learn with example_trainer).
* In this example those datas are loaded from mysql.
*
*/
$spam = new spam("handler");
/**/
$sql=mysql_query("select * from examples",$db);
echo "<h1>Spam test</h1>";
print '<table cellpadding="5" cellspacing="0" width="100%">';
echo "<tr align='center'>";
echo "<td><h1>Text</h1></td>";
echo "<td><h1>Expected</h1></td>";
echo "<td><h1>New Algorithm</h1></td>";
echo "<td><h1>Old Algorithm</h1></td>";
echo "</tr>";
$i=0;
while ($text=mysql_fetch_array($sql)){
$score1 = number_format($spam->isItSpam_v2($text[0],'spam'),2);
$score2 = number_format( $spam->isItSpam($text[0],'spam'),2);
echo "<tr bgcolor='".(++$i%2 == 0 ? 'white' : '#c0c0c0')."'>";
echo "<td width=50%><em><strong>$text[0]</strong></em></td>";
echo "<td width=10%>".($text[1] == 1 ? "ham" : "spam" )."</td>";
echo "<td width=10%>".($score1 > 60 ? "spam" : "ham")." ($score1 of spam)%</td>";
echo "<td width=10%>".($score2 > 60 ? "spam" : "ham")." ($score2 of spam)%</td>";
echo "</tr>";
}
print "</table>";
/**
* Callback function
*
* This is function is called by the classifier class, and it must
* return all the n-grams.
*
* @param Array $ngrams N-grams.
* @param String $type Type of set to compare
*/
function handler($ngrams,$type) {
global $db;
$info = array_keys($ngrams);
$sql = "select ngram,percent from knowledge_base where belongs = '$type' && ngram in ('".implode("','",$info)."')";
$r = mysql_query($sql,$db);
while ( $row = mysql_fetch_array($r) ) {
$t[ $row['ngram'] ] = $row['percent'];
}
return $t;
}
?>
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