function sentimentAnalysis_1($sentence, $user, $search)
{
if (empty($sentence)) {
echo 'FUNCTION ERROR: sentimentAnalysis_1($sentence, $user, $search), param array looks to be empty -> $sentence<br />';
exit(-1);
}
if (empty($user)) {
echo 'FUNCTION ERROR: sentimentAnalysis_1($sentence, $user, $search), param string user looks to be empty -> $user<br />';
exit(-1);
}
if (empty($search)) {
echo 'FUNCTION ERROR: sentimentAnalysis_1($sentence, $search), param string looks to be empty -> $search<br />';
exit(-1);
}
//Start execution timer
$time_start = microtime_float();
//Get pos/neg adj arrays from dictionary files
$pos_arr_adj = positiveAdj();
$neg_arr_adj = negativeAdj();
//Compute array size
$pos_sz = count($pos_arr_adj) - 1;
$neg_sz = count($neg_arr_adj) - 1;
//make a copy of tokenized array passed
$ta_copy_1 = tokenizeSentence($sentence);
$ta_sz = count($ta_copy_1) - 1;
//Set indexing variables
$index = 0;
$pos_cnt = 0;
$neg_cnt = 0;
$neu_cnt = 0;
$string_count = 0;
$complex_pos = 0;
$complex_neg = 0;
//Counter arrays for words
$pos_found = array();
$neg_found = array();
foreach ($ta_copy_1 as $ta_word) {
foreach ($pos_arr_adj as $pos_w => $pos_word) {
if ($ta_word == $pos_word['word']) {
$pos_found[$pos_cnt] = $pos_word['word'];
$complex_pos = 1;
$pos_cnt++;
}
$string_count++;
}
foreach ($neg_arr_adj as $neg_w => $neg_word) {
if ($ta_word == $neg_word['word']) {
$neg_found[$neg_cnt] = $neg_word['word'];
$complex_neg = 1;
$neg_cnt++;
}
$string_count++;
}
if ($complex_pos == 0 && $complex_neg == 0) {
$neu_cnt = 1;
} else {
$neu_cnt = 0;
}
$index++;
}
/*
function posWordsFound() {
if(!empty($pos_found)){
echo "Word: <strong>".$pos_found[0]."</strong>";
}
}
function negWordsFound() {
if(!empty($neg_found)){
echo "Word: <strong>".$neg_found[0]."</strong>";
}
}
*/
if ($pos_cnt != 0) {
//$sentiment_positive = round((($string_count / $ta_sz) / ($pos_cnt)), 2);
$sentiment_positive = round($ta_sz / $pos_cnt, 2);
} else {
$sentiment_positive = 0;
}
if ($neg_cnt != 0) {
$sentiment_negative = round($ta_sz / $neg_cnt, 2);
} else {
$sentiment_negative = 0;
}
//Return the twitter API calls left
$limit = hourly_hits_left();
$time_end = microtime_float();
$time = $time_end - $time_start;
$total_time = round($time, 5);
echo "|******************START SENTIMENT ANALYSIS REPORT******************|<br />";
echo "Scrapping twitter for: <strong><font color=\"blue\">{$search}</font></strong><br />";
echo "Original sentence: <strong>{$sentence}</strong><br />";
echo "Tokenized sentence: ";
for ($r = 0; $r < $ta_sz + 1; $r++) {
echo "<strong>" . $ta_copy_1[$r] . "</strong> ";
}
echo "<br />";
echo "Tweet user: <a href=\"http://twitter.com/{$user}\" target=\"_blank\">{$user}</a><br />";
echo "Pos: <strong><font color='green'>{$pos_cnt}</font></strong><br />";
echo "Neg: <strong><font color='red'>{$neg_cnt}</font></strong><br />";
echo "Neu: <strong>{$neu_cnt}</strong><br />";
if ($pos_cnt > $neg_cnt) {
echo "Sentiment: <strong><font color='green'>Positive</font></strong><br />";
echo "Sentiment: <strong>{$sentiment_positive}</strong><br />";
} else {
if ($neg_cnt > $pos_cnt) {
echo "Sentiment: <strong><font color='red'>Negative</font></strong><br />";
echo "Sentiment: <strong>{$sentiment_negative}</strong><br />";
} else {
echo "Sentiment: <strong>0.0</strong><br />";
}
}
echo "Total Strings Analyzed: <strong>{$string_count}</strong><br />";
echo "Total execution time <strong>{$total_time}</strong> seconds<br />";
echo $limit;
echo "|******************END SENTIMENT ANALYSIS REPORT********************|<br /><br /><br />";
}
function sendTweets($search_term)
{
//username/pass db credentials
include '/home/51949/users/.home/domains/z2.zootzy.com/html/ztbot/config/config.inc.php';
//Date/Time of execution
$today = date("F j, Y, g:i a");
//base url for posting with curl
$url = 'http://twitter.com/statuses/update.xml';
//Call this function in scrape.php, will return array
$posts = getTwitterSearchFeedByJSON($search_term);
$user_count = 0;
echo "<h1>Twitter bot: <strong>{$bot_username}</strong></h1>";
echo "<h2>Tweet date/time: <strong>{$today}</strong></h2>";
for ($i = 0; $i < 10; $i++) {
//grab user, post from array, then increment user counter
$r_user = $posts[$user_count][0];
$r_text = $posts[$user_count][1];
$user_count++;
//concatenate message to send
$quo = getQuote();
$msg = "@{$r_user} {$quo}";
if ($bot_username != $r_user) {
$curl_handle = curl_init();
curl_setopt($curl_handle, CURLOPT_URL, $url);
curl_setopt($curl_handle, CURLOPT_CONNECTTIMEOUT, 2);
curl_setopt($curl_handle, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($curl_handle, CURLOPT_POST, 1);
curl_setopt($curl_handle, CURLOPT_POSTFIELDS, "status={$msg}");
curl_setopt($curl_handle, CURLOPT_USERPWD, "{$bot_username}:{$bot_password}");
$buffer = curl_exec($curl_handle);
curl_close($curl_handle);
if (empty($buffer)) {
echo "Failure: tweet unsuccessfully posted<br />";
} else {
echo "Your tweet has been submitted: <strong>{$msg}</strong> in response to: <strong>{$r_text}</strong><br />";
}
} else {
echo "Oooops, almost just tweeted myself, nope I caught it!<br />";
}
}
echo "<br />Searching and tweeting for: <strong>{$search_term}</strong><br />";
echo hourly_hits_left();
}
