function sentiment_graph()
{
if (!sentiment_exists()) {
return;
}
$sent_html = '<fieldset class="if_parameters">
<legend>Average sentiment detected</legend>
<div id="if_panel_linegraph_sentiments">';
$sent_html .= '<script type="text/javascript">';
$avgs = sentiment_avgs();
$r = count($avgs);
$sent_html .= "var sdata = new google.visualization.DataTable()\n sdata.addColumn('string', 'Date');\n sdata.addColumn('number', 'Positive');\n sdata.addColumn('number', 'Negative');\n sdata.addColumn('number', 'Positive subjective');\n sdata.addColumn('number', 'Negative subjective');\n sdata.addRows({$r});";
$counter = 0;
foreach ($avgs as $key => $sentiment) {
$sent_html .= "sdata.setValue(" . $counter . ", 0, '" . $key . "');";
if (isset($sentiment[0])) {
$sent_html .= "sdata.setValue(" . $counter . ", 1, " . $sentiment[0] . ");";
}
if (isset($sentiment[1])) {
$sent_html .= "sdata.setValue(" . $counter . ", 2, " . $sentiment[1] . ");";
}
if (isset($sentiment[2])) {
$sent_html .= "sdata.setValue(" . $counter . ", 3, " . $sentiment[2] . ");";
}
if (isset($sentiment[3])) {
$sent_html .= "sdata.setValue(" . $counter . ", 4, " . $sentiment[3] . ");";
}
$counter++;
}
$sent_html .= "var schart = new google.visualization.LineChart(document.getElementById('if_panel_linegraph_sentiments'));\n schart.draw(sdata, {width:1000, height:360, colors:['lightblue','pink','#3366cc','#dc3912'], fontSize:9, hAxis:{slantedTextAngle:90, slantedText:true}, chartArea:{left:50,top:10,width:850,height:300}});";
$sent_html .= '</script>';
$sent_html .= '<div class="txt_desc"><br /></div></fieldset>';
echo $sent_html;
}
<?php
if (isset($_GET['dataset']) && $_GET['dataset'] == "iranelection2013") {
?>
<hr/>
<h3>Bursty keywords</h3>
<div class="txt_desc">Insert a word to see a table with frequencies and burstiness scores per interval. (You can specify the interval under the 'Tweet Statistics and Activity Metrics' heading above.)</div>
<div class="txt_desc">Use: find out whether certain words are bursty.</div>
<div class="txt_link"> » <a href="" onclick="$('#whattodo').val('trending'+getInterval());sendUrl('mod.trending.php');return false;">launch</a></div>
<?php
}
?>
<?php
if (sentiment_exists()) {
?>
</div><h2> Sentiment analysis</h2>
<div class='if_export_block'>
<h3>Export all tweets from selection, with sentiments</h3>
<div class="txt_desc">Contains all tweets and information about them (user, date created, ...).</div>
<div class="txt_desc">Use: spend time with your data.</div>
<div class="txt_link"> » <a href="" onclick="$('#whattodo').val('export_tweets_sentiment');sendUrl('mod.export_tweets_sentiment.php');return false;">export</a></div>
<?php
if ($show_url_export) {
?>
<div class="txt_link"> » <a href="" onclick="$('#whattodo').val('export_tweets_sentiment&includeUrls=1');sendUrl('mod.export_tweets_sentiment.php');return false;">export with URLs</a> (much slower)</div>
<?php
}
?>
<hr />