<?php

function lovehate_vote_help($section) {
  switch ($section) {
    case 'admin/modules#description':
      return t('Alternate view to voting on love/hate.');
      break;
  } 
}


function lovehate_vote_block($op = 'list', $delta = 0, $edit = array()) { 
  switch ($op) {
    case 'configure': {
      $form = array();
  		$form['lovehate_vote_block_title'] = array(
  		  '#type' => 'textfield',
  		  '#default_value' => variable_get('lovehate_vote_block_title', t('Rate This Topic')),
  		  '#size' => 30,
  		  '#maxlength' => 120,
  		  '#description' => t('Enter the title for the Love/Hate voting block'),
  		  '#title' => 'Block title',
  		);
      return $form;
    }
    case 'save': {
  		variable_set('lovehate_vote_block_title', $edit['lovehate_block_title']);
      break;
    }
    case 'list': {
      $block[0]['info'] = "Love/Hate: ".variable_get('lovehate_vote_block_title', t('Rate This Topic'));
      return $block;
    }
    case 'view': {
      if (arg(0) == 'taxonomy' && arg(1) == 'term' && is_numeric(arg(2))) {
        $term = taxonomy_get_term(arg(2));
      }
      if ($term) {
        $block['subject'] = variable_get('lovehate_vote_block_title', t('Love / Hate'));
        $block['content'] = t('Cast your vote for this topic!');
        $block['content'] .= theme('lovehate_term', $term);
        $users = array();
        $votes = votingapi_get_content_votes('term', $term->tid);
        foreach ($votes as $uid=>$uid_votes) {
          foreach ($uid_votes as $vote) {
            if ($vote->value == 1 && count($users) <= 5 ) {
              $users[] = $uid;
            }
          }
        }  
        $block['content'] .= t('People who like this topic:');
        $block['content'] .= theme('lovehate_users', $users);
        return $block;
      } 
      break;
    }
  }
}