Created
August 25, 2010 05:19
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<?php | |
class phpIBModule extends ModuleCore | |
{ | |
private $db, $wordIdCache; | |
public function getWordId($word) | |
{ | |
$db = $this->db; | |
$word = trim($word); | |
if(!$word) return 0; | |
if(!isset($this->wordIdCache[$word])) | |
{ | |
$obj = $db ->prepare('SELECT id FROM words WHERE word = :word'); | |
$obj->execute(array('word' => $word)); | |
$id = $obj->fetchColumn(); | |
if(!$id) | |
{ | |
$obj = $db->prepare(' | |
INSERT INTO | |
words | |
(`word`) | |
VALUES | |
(:word)' | |
); | |
$obj->execute(array('word' => $word)); | |
$id = $db->lastInsertId(); | |
} | |
if(isset($this->wordIdCache[$word])) | |
{ | |
unset($this->wordIdCache[$word]); | |
} | |
$this->wordIdCache[$word] = $id; | |
if(count($this->wordIdCache) > 100) array_shift($this->wordIdCache); | |
}else{ | |
$id = $this->wordIdCache[$word]; | |
} | |
return $id; | |
} | |
public function ModuleInit() | |
{ | |
$db = new PDO('sqlite:ai.db'); | |
$db->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION); | |
$db->query(' | |
CREATE TABLE IF NOT EXISTS | |
phrases | |
( | |
`word` INTEGER, | |
`left` INTEGER, | |
`right` INTEGER, | |
PRIMARY KEY (`word`, `left`, `right`) | |
); | |
'); | |
$db->query(' | |
CREATE TABLE IF NOT EXISTS | |
words | |
( | |
`id` INTEGER PRIMARY KEY ASC, | |
`word` VARCHAR(45) NOT NULL | |
); | |
'); | |
$db->query(' | |
CREATE INDEX IF NOT EXISTS | |
idx_words_word | |
ON `words` (`word`) | |
'); | |
$this->db = $db; | |
} | |
public function OnChannelText(ircChannel $channel, ircUser $user, $message) | |
{ | |
$db = $this->db; | |
$chan = $channel->channel; | |
if($user->nick == "namelessbot" || $chan == '#opers') return; | |
$left = null; | |
$leftId = 0; | |
$message = preg_replace("/[^a-zA-Z0-9\s]/", "", $message); | |
$words = explode(' ', strtolower($message)); | |
$words = array_map('trim', $words); | |
$words = array_filter($words); | |
//if($chan == '#vanadiel') $channel->sendMessage('got words:'.implode(',', $words)); | |
$isRakia = array_search('rakia', $words); | |
if($isRakia !== false && count($words) > 1) | |
{ | |
unset($words[$isRakia]); | |
$count = mt_rand(2,5); | |
if($count > count($words)) $count = count($words); | |
$keys = (array) array_rand($words, $count); | |
$string = array(); | |
$subsetids = array(); | |
$getWordId = $db->prepare('SELECT id FROM words WHERE word = :word'); | |
$getPhrase = $db->prepare('SELECT | |
left, word, right | |
FROM phrases | |
WHERE | |
left = :word | |
OR | |
word = :word | |
OR | |
right = :word | |
ORDER BY RANDOM() LIMIT 1'); | |
$getRandomNext = $db->prepare(' | |
SELECT | |
word, right | |
FROM phrases | |
WHERE | |
left = :word | |
ORDER BY RANDOM() LIMIT 1 | |
'); | |
if($keys) | |
{ | |
foreach($keys as $key) | |
{ | |
//error_log('word:'.$words[$key]); | |
$getWordId->execute(array('word' => $words[$key])); | |
$wordId = $getWordId->fetchColumn(); | |
$getPhrase->execute(array('word' => $wordId)); | |
$res = $getPhrase->fetch(PDO::FETCH_ASSOC); | |
if($res) | |
{ | |
//if($chan == '#vanadiel') $channel->sendMessage('orig res:'.str_replace("\n",'',print_r($res,true))); | |
foreach($res as $sid) | |
{ | |
//error_log('got row'.print_r($sid,true)); | |
if($sid) $subsetids[] = $sid; | |
} | |
$next = $res['right']; | |
if($next) | |
{ | |
$getRandomNext->execute(array('word' => $next)); | |
$res = $getRandomNext->fetch(PDO::FETCH_ASSOC); | |
if($res) | |
{ | |
//if($chan == '#vanadiel') $channel->sendMessage('added res:'.str_replace("\n",'',print_r($res,true))); | |
foreach($res as $sid) | |
{ | |
//error_log('got row'.print_r($sid,true)); | |
if($sid) $subsetids[] = $sid; | |
} | |
}else{ | |
//$channel->sendMessage('failed res on next'.$next); | |
} | |
}else{ | |
//$channel->sendMessage('next was empty ' . $next); | |
} | |
} | |
} | |
$getWord = $db->prepare(' | |
SELECT | |
word | |
FROM | |
words | |
WHERE id = :id | |
'); | |
foreach($subsetids as $sid ) | |
{ | |
$getWord->execute(array('id' => $sid)); | |
$string[] = $getWord->fetchColumn(); | |
} | |
$string = implode(' ', $string); | |
$channel->sendMessage($string); | |
} | |
return; | |
} | |
reset($words); | |
if(count($words) > 2) | |
{ | |
do | |
{ | |
$word = current($words); | |
$next = next($words); | |
if($next === FALSE) $next = null; | |
if($left) | |
{ | |
$leftId = $this->getWordId($left); | |
}else{ | |
$leftId = 0; | |
} | |
$curId = $this->getWordId($word); | |
$left = $word; | |
if($next) | |
{ | |
$rightId = $this->getWordId($next); | |
$word = $next; | |
}else{ | |
$rightId = 0; | |
$word = null; | |
} | |
$db->prepare(' | |
INSERT OR IGNORE INTO | |
phrases | |
(`word`, `left`, `right`) | |
VALUES | |
(:cur, :left, :right) | |
')->execute(array( | |
'left' => $leftId, | |
'cur' => $curId, | |
'right' => $rightId) | |
); | |
} while($word); | |
} | |
} | |
} |
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