public function twitterUserTimeLine()
{
$twit = new Twitter();
$user = $this->params[0];
$count = (int) $this->params[1];
return $twit->getUserTimeLine($user, $count);
}
/**
* Display the application.
*/
function doExecute()
{
// Get config
$plugin = JPluginHelper::getPlugin('system', 'plugin_googlemap3');
$jversion = JVERSION;
// In Joomla 1.5 get the parameters in Joomla 1.6 and higher the plugin already has them, but need to be rendered with JRegistry
if (substr($jversion, 0, 3) == "1.5") {
$params = new JParameter($plugin->params);
} else {
$params = new JRegistry();
$params->loadString($plugin->params);
}
// Get params
$twittername = urldecode(JRequest::getVar('twittername', ''));
if ($twittername == "") {
$twittername = $params->get('twittername', '');
}
$twittertweets = urldecode(JRequest::getVar('twittertweets', ''));
if ($twittertweets == "") {
$twittertweets = $params->get('twittertweets', '15');
}
$line = urldecode(JRequest::getVar('twitterline', ''));
if ($line == "") {
$line = $params->get('twitterline', '');
}
$twitterlinewidth = urldecode(JRequest::getVar('twitterlinewidth', ''));
if ($twitterlinewidth == "") {
$twitterlinewidth = $params->get('twitterlinewidth', '5');
}
$twitterstartloc = urldecode(JRequest::getVar('twitterstartloc', ''));
if ($twitterstartloc == "") {
$twitterstartloc = $params->get('twitterstartloc', '5');
}
$twitter = new Twitter(ltrim(rtrim($twittername)));
$tweets = $twitter->getUserTimeLine(ltrim(rtrim($twittertweets)), 1);
$profile = $twitter->getProfile();
// Start KML file, create parent node
$dom = new DOMDocument('1.0', 'UTF-8');
//Create the root KML element and append it to the Document
$node = $dom->createElementNS('http://earth.google.com/kml/2.1', 'kml');
$parNode = $dom->appendChild($node);
//Create a Folder element and append it to the KML element
$docnode = $dom->createElement('Document');
$parNode = $parNode->appendChild($docnode);
$twitterStyleNode = $dom->createElement('Style');
$twitterStyleNode->setAttribute('id', 'tweetStyle');
$twitterIconstyleNode = $dom->createElement('IconStyle');
$twitterIconstyleNode->setAttribute('id', 'tweetIcon');
$twitterIconNode = $dom->createElement('Icon');
$twitterHref = $dom->createElement('href', $params->get('twittericon', ''));
$twitterIconNode->appendChild($twitterHref);
$twitterIconstyleNode->appendChild($twitterIconNode);
$twitterStyleNode->appendChild($twitterIconstyleNode);
$docnode->appendChild($twitterStyleNode);
if ($line != '') {
// Create a line of travelling
$twitterStyleNode = $dom->createElement('Style');
$twitterStyleNode->setAttribute('id', 'lineStyle');
$twitterLinestyleNode = $dom->createElement('LineStyle');
$twitterColorNode = $dom->createElement('color', ltrim(rtrim($line)));
$twitterLinestyleNode->appendChild($twitterColorNode);
$twitterWidthNode = $dom->createElement('width', ltrim(rtrim($twitterlinewidth)));
$twitterLinestyleNode->appendChild($twitterWidthNode);
$twitterStyleNode->appendChild($twitterLinestyleNode);
$docnode->appendChild($twitterStyleNode);
}
//Create a Folder element and append it to the KML element
$fnode = $dom->createElement('Folder');
$folderNode = $parNode->appendChild($fnode);
$nameNode = $dom->createElement('name', 'Tweets ' . $twittername);
$folderNode->appendChild($nameNode);
$tweets = array_reverse($tweets);
$prev_location = explode(',', $twitterstartloc);
// swap lat and long values. In kml is it different first long then lat
$lat = $prev_location[0];
$prev_location[0] = $prev_location[1];
$prev_location[1] = $lat;
foreach ($tweets as $tweet) {
if ($tweet->coordinates == "") {
$tweet->coordinates->coordinates = $prev_location;
} else {
$prev_location = $tweet->coordinates->coordinates;
}
}
$tweets = array_reverse($tweets);
foreach ($tweets as $tweet) {
//Create a Placemark and append it to the document
$node = $dom->createElement('Placemark');
$placeNode = $folderNode->appendChild($node);
//Create an id attribute and assign it the value of id column
$placeNode->setAttribute('id', 'tweet_' . $tweet->id_str);
//Create name, description, and address elements and assign them the values of
//the name, type, and address columns from the results
$nameNode = $dom->createElement('name', date('d m Y g:i:s', strtotime($tweet->created_at)));
$placeNode->appendChild($nameNode);
$styleUrl = $dom->createElement('styleUrl', '#tweetStyle');
$placeNode->appendChild($styleUrl);
$descText = "";
$descText .= "<a href='http://www.twitter.com/" . $profile->screen_name . "' target='_blank' title='Follow us'><h4 class='tw_user'><img src='" . $profile->profile_image_url . "' alt='" . $profile->name . "' />" . $profile->name . "</h4></a>";
$descText .= "<span class='tw_text'>" . $twitter->parseText($tweet->text) . "</span>";
$descText .= "<br/><span class='tw_date'>" . $twitter->timeSince($tweet->created_at) . "</span>";
$descNode = $dom->createElement('description', '');
$cdataNode = $dom->createCDATASection($descText);
$descNode->appendChild($cdataNode);
$placeNode->appendChild($descNode);
$pointNode = $dom->createElement('Point');
$placeNode->appendChild($pointNode);
$coor_pointNode = $dom->createElement('coordinates', implode(",", $tweet->coordinates->coordinates));
$pointNode->appendChild($coor_pointNode);
}
if ($line != '' && count($tweets) > 0) {
// Create a line of travelling
//Create a Placemark and append it to the document
$node = $dom->createElement('Placemark');
$placeNode = $folderNode->appendChild($node);
//Create an id attribute and assign it the value of id column
$placeNode->setAttribute('id', 'tweetline');
//Create name, description, and address elements and assign them the values of
//the name, type, and address columns from the results
$nameNode = $dom->createElement('name', '');
$placeNode->appendChild($nameNode);
$styleUrl = $dom->createElement('styleUrl', '#lineStyle');
$placeNode->appendChild($styleUrl);
//Create a LineString element
$lineNode = $dom->createElement('LineString');
$placeNode->appendChild($lineNode);
$exnode = $dom->createElement('extrude', '1');
$lineNode->appendChild($exnode);
$almodenode = $dom->createElement('altitudeMode', 'relativeToGround');
$lineNode->appendChild($almodenode);
$coordinates = "";
foreach ($tweets as $tweet) {
$coordinates .= " " . implode(",", $tweet->coordinates->coordinates);
}
//Create a coordinates element and give it the value of the lng and lat columns from the results
$coorNode = $dom->createElement('coordinates', $coordinates);
$lineNode->appendChild($coorNode);
}
$kmlOutput = $dom->saveXML();
//assign the KML headers.
header('Content-type: application/vnd.google-earth.kml+xml');
echo $kmlOutput;
}
