function index()
{
$this->load->library('form_validation');
$this->load->helper('word_list');
$this->form_validation->set_rules('words', 'Word/s', 'required');
if ($this->form_validation->run() == FALSE) {
$this->load->view('home');
} else {
//curl variables
//pass in parameter, either single word or array. If array, loop through
$apiKey = '1766cba83f05e0a627fbe111ab8ae039';
$baseUrl = 'https://api.pearson.com/longman/dictionary/0.1/';
$dataFmt = '.json';
$searchUrl = $baseUrl . 'entry' . $dataFmt;
$searchUrl .= '?apikey=' . $apiKey . '&q=';
//get list of words
$data['word_list'] = word_list($this->form_validation->set_value('words'));
$data['defined_words'] = array();
$data['undefined_words'] = array();
$result_str = '';
//now get definitions for each
//first, check to see if it is in mongo.db
//if it isn't, get it from dictionary site, then add json object into the db, then process word
for ($i = 0; $i < sizeof($data['word_list']); $i++) {
// Start session (also wipes existing/previous sessions)
$this->curl->create($searchUrl . $data['word_list'][$i]);
// Options
$this->curl->options(array(CURLOPT_BUFFERSIZE => 10, CURLOPT_SSL_VERIFYPEER => FALSE));
// Execute - returns json object, Entries->Entries - if only one entry it returns head, body etc. Otherwise it returns {},{},{}
$json = $this->curl->execute();
//format json into an array
$entries = json_decode($json, true);
//if entries not null
if ($entries['Entries'] != '') {
$result_str .= '<article><ol>';
$result_str .= $this->wordmodel->process_entries($entries['Entries']['Entry']);
$result_str .= '</ol></article>';
array_push($data['defined_words'], $data['word_list'][$i]);
} else {
array_push($data['undefined_words'], $data['word_list'][$i]);
}
}
$data['results'] = $result_str;
$this->load->view('home', $data);
}
}
}
return $words;
}
$text = stripslashes($_REQUEST['text']);
// This is to deal with the fact that IE receives two characters (\r, \n) for every line break.
// This was throwing off the positions of words to be corrected. The positions were off by
// one character for each line break entered in the textarea field.
$text = preg_replace("/\r/", "", $text);
if ($text) {
$xml = '<?xml version="1.0" ?>';
/* $xml = '<?xml-stylesheet type="text/xsl" href="spellchecker.xsl" ?>'; */
$xml .= '<spellcheck>';
$xml .= "<originaltext>{$text}</originaltext>";
$spell_checker = new SpellChecker();
$textwords = strip_punct($text);
$textwordsArray = word_list($textwords);
$list = "";
foreach ($textwordsArray as $n => $w) {
$xml .= "<word>";
$xml .= "<original pos=\"{$w->pos}\" len=\"{$w->len}\">{$w->word}</original>";
if (!$spell_checker->check($w->word)) {
$xml .= '<status>-1</status>';
$suggestions = $spell_checker->suggest($w->word);
if (sizeof($suggestions) > 0) {
$xml .= '<suggestions>';
foreach ($suggestions as $s) {
$xml .= "<sugword>{$s}</sugword>";
}
$xml .= '</suggestions>';
}
}