Subject Object

index.html

<div class="instructions"></div>
<div class="nouns"></div>
<div class="verbs"></div>
<div class='text'><span class="word1"></span></div>
<div class="result"></div>

script.js

/*
Todo:
Compound Sentenses
Conjunctions (including "to" for compound sentenses)
Use split / splice to not consider subject phrase when getting object
*/
var domText = "";
var selector = '.word1';
$(window).keypress(function(e) {
  var key = e.which || e.keyCode;
  if (key == 13) {
    //enter
    tokenize();
  } else {

    domText += String.fromCharCode(key);
    $(selector).text(domText);
  }
});
var tokens;

function tokenize() {
  var text = $(selector).text().toLowerCase();
  // Clear:
  $(selector).text('');
  domText = '';

  var words = text.split(' ');
  $('.result').html(JSON.stringify(words));
  tokens = {
    sub: null,
    verb: null,
    ob: null
  };
  
  // To be divided by the verb
  var subject_phrase = [];
  var object_phrase = [];
  var prepositional_phrase = [];
  
  for (var i = 0; i < words.length; i++) {
    // Determine the verb
    if (verbs.indexOf(words[i]) != -1) {
      tokens.verb = words[i];
      subject_phrase = words.slice(0,i);
      object_phrase = words.slice(i+1);
    }
    
  }
  for(var i = 0; i < object_phrase.length; i++){
    // Determine prepositional phrase
    debugger;
    if(prepositions.indexOf(object_phrase[i]) != -1){
      prepositional_phrase = object_phrase.slice(i+1);
      object_phrase = object_phrase.slice(0,i);
    }
  }
  
  for(var i = 0; i < prepositional_phrase.length; i++){
    // Determine object of preposition
    debugger;
    if (subjects.indexOf(prepositional_phrase[i]) != -1) {
      tokens.object_of_prep = prepositional_phrase[i];
      break;
    }
  }
  
  
  // Iterate and identify words
  for (var i = 0; i < subject_phrase.length; i++) {
    // Determine the subject
    if (subjects.indexOf(subject_phrase[i]) != -1) {
      tokens.sub = subject_phrase[i];
      // Remove the subject and everything before it from words, so that it won't be considered later.
      //words = words.slice(i);
      break;
    }
  }
  if (tokens.sub == null) {
    // Implied you
    tokens.sub = "you";
  }
  
  

  for (var i = 0; i < object_phrase.length; i++) {
    // Determine the object
    if (subjects.indexOf(object_phrase[i]) != -1) {
      tokens.ob = object_phrase[i];
    }
  }
  $('.result').append('<br/>' + JSON.stringify(tokens));

}
var subjects = [
  'rock',
  'I',
  'you',
  'joe',
  'bill'
];
var verbs = [
  'get',
  'tell',
  'go',
  'bring'
];
var prepositions = [
  'to'
];

// Lowercase everything:
subjects = _.map(subjects, function(s){
  return _.isString(s) ? s.toLowerCase() : s;
});
verbs = _.map(verbs, function(s){
  return _.isString(s) ? s.toLowerCase() : s;
});
prepositions = _.map(prepositions, function(s){
  return _.isString(s) ? s.toLowerCase() : s;
});


$('.instructions').text('Try using the following words in a sentence:');
$('.nouns').text(JSON.stringify(subjects));
$('.verbs').text(JSON.stringify(verbs));

scripts

<script src="//cdnjs.cloudflare.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script>
<script src="http://cdnjs.cloudflare.com/ajax/libs/gsap/1.8.4/TweenMax.min.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/lodash.js/3.5.0/lodash.min.js"></script>

style.css

.text{
    
}
.result{
  position:absolute;
  color:red;
}

Subject Object.markdown

Subject Object

A Pen by Jordan O'Leary on CodePen.

License.