/**
* Function that attaches the core javascript to the page.
*
* This should be called automatically from the hook /core/page/preexecute.
*/
public static function _AttachCoreJavascript() {
if(Core::IsComponentAvailable('User')){
$userid = (\Core\user()->get('id') ? \Core\user()->get('id') : 0);
$userauth = \Core\user()->exists() ? 'true' : 'false';
}
else{
$userid = 0;
$userauth = 'false';
}
$ua = \Core\UserAgent::Construct();
$uastring = '';
foreach($ua->asArray() as $k => $v){
if($v === true){
$uastring .= "\t\t\t$k: true,\n";
}
elseif($v === false){
$uastring .= "\t\t\t$k: false,\n";
}
else{
$uastring .= "\t\t\t$k: \"$v\",\n";
}
}
$uastring .= "\t\t\tis_mobile: " . ($ua->isMobile() ? 'true' : 'false') . "\n";
$url = htmlentities(\Core\page_request()->uriresolved);
if(ConfigHandler::Get('/core/page/url_remove_stop_words')){
$stopwords = json_encode(\Core\get_stop_words());
$removeStopWords = 'true';
}
else{
$stopwords = '""';
$removeStopWords = 'false';
}
$version = DEVELOPMENT_MODE ? self::GetComponent()->getVersion() : '';
$rootWDIR = ROOT_WDIR;
$rootURL = ROOT_URL;
$rootURLSSL = ROOT_URL_SSL;
$rootURLnoSSL = ROOT_URL_NOSSL;
$ssl = SSL ? 'true' : 'false';
$sslMode = SSL_MODE;
$script = <<<EOD
<script type="text/javascript">
var Core = {
Version: "$version",
ROOT_WDIR: "$rootWDIR",
ROOT_URL: "$rootURL",
ROOT_URL_SSL: "$rootURLSSL",
ROOT_URL_NOSSL: "$rootURLnoSSL",
SSL: $ssl,
SSL_MODE: "$sslMode",
User: {
id: "$userid",
authenticated: $userauth
},
Url: "$url",
Browser: { $uastring },
URLRemoveStopWords: $removeStopWords,
StopWords: $stopwords
};
</script>
EOD;
$minified = \ConfigHandler::Get('/core/javascript/minified');
if($minified){
$script = str_replace(["\t", "\n"], ['', ''], $script);
}
\Core\view()->addScript($script, 'head');
// And the static functions.
\Core\view()->addScript('js/core.js', 'foot');
//\Core\view()->addScript('js/core-foot.js', 'foot');
}
/**
* Extract all possible keywords from the content along with their current scores.
*
* @return array
*/
public function getKeywords()
{
$s = strtolower($this->content);
$s = strip_tags($s);
$s = preg_replace('/[^a-z0-9 ]/', '', $s);
$stopwords = \Core\get_stop_words();
// Add on a few more custom stop words that don't necessarily belong in upstream.
$stopwords[] = 'id';
$stopwords[] = 'like';
$exploded = explode(' ', $s);
$nt = [];
foreach ($exploded as $i => $w) {
if ($w == '') {
continue;
}
if (in_array($w, $stopwords)) {
continue;
}
$nt[] = $w;
if (isset($exploded[$i + 1])) {
$nt[] = $w . ' ' . $exploded[$i + 1];
}
if (isset($exploded[$i + 2])) {
$nt[] = $w . ' ' . $exploded[$i + 1] . ' ' . $exploded[$i + 2];
}
}
$nt = array_unique($nt);
sort($nt);
$all = Dataset::Init()->select('*')->table('spam_ham_keyword')->execute();
// Convert this to something I can quickly check through.
$keywords = [];
foreach ($all as $row) {
$keywords[$row['keyword']] = $row['score'];
}
$ret = [];
foreach ($nt as $w) {
if (isset($keywords[$w])) {
$score = $keywords[$w];
} else {
$score = 0;
}
$ret[] = ['keyword' => $w, 'score' => $score];
}
return $ret;
}
