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<?php
/*------------------------------------------------------------------------
# plugin_googlemap3_twitter.php - Google Maps plugin
# ------------------------------------------------------------------------
# author Mike Reumer
# copyright Copyright (C) 2012 tech.reumer.net. All Rights Reserved.
# @license - http://www.gnu.org/copyleft/gpl.html GNU/GPL
# Websites: http://tech.reumer.net
# Technical Support: http://tech.reumer.net/Contact-Us/Mike-Reumer.html
# Documentation: http://tech.reumer.net/Google-Maps/Documentation-of-plugin-Googlemap/
--------------------------------------------------------------------------*/
// Restrict access to own domain
if ($_SERVER['SERVER_PORT'] == 443)
$protocol = "https://";
else
$protocol = "http://";
// No check if the referer is the website, because it can be used by Google servers too.
//header('Access-Control-Allow-Origin: '.$protocol.$_SERVER['SERVER_NAME']);
//header('Access-Control-Allow-Credentials: true');
//header('Access-Control-Allow-Methods: GET');
//
//if (array_key_exists('HTTP_ORIGIN', $_SERVER))
// $origin = $_SERVER['HTTP_ORIGIN'];
//else
// $origin = "";
//$pattern = "/(www.)?".$_SERVER['SERVER_NAME']."/i";
//if ($origin!=""&&preg_match($pattern, $origin)==0)
// die( 'Restricted access' );
//
//$refering=parse_url($_SERVER['HTTP_REFERER']);
//if($refering['host']!=$_SERVER['SERVER_NAME'])
// die( 'Restricted access' );
@define('_JEXEC', 1);
if (!defined('DS'))
@define( 'DS', DIRECTORY_SEPARATOR );
// Fix magic quotes.
@ini_set('magic_quotes_runtime', 0);
// Maximise error reporting.
//@ini_set('zend.ze1_compatibility_mode', '0');
//error_reporting(E_ALL);
//@ini_set('display_errors', 1);
/*
* Ensure that required path constants are defined.
*/
if (!defined('JPATH_BASE'))
{
$path = dirname(__FILE__);
// Joomla 1.6.x/1.7.x/2.5.x
$path = str_replace('/plugins/system/plugin_googlemap3', '', $path);
$path = str_replace('\plugins\system\plugin_googlemap3', '', $path);
define('JPATH_BASE', $path);
}
require_once ( JPATH_BASE.'/includes/defines.php' );
require_once ( JPATH_BASE.'/includes/framework.php' );
/* To use Joomla's Database Class */
require_once ( JPATH_BASE.'/libraries/joomla/factory.php' );
$mainframe = JFactory::getApplication('site');
$mainframe->initialise();
$user = JFactory::getUser();
$session = JFactory::getSession();
// No check if the referer is the website, because it can be used by Google servers too.
//JSession::checkToken( 'get' ) or die( 'Invalid Token' );
class Twitter {
private $user = null;
private $tweets = null;
function __construct($user, $twitterconsumerkey, $twitterconsumersecret, $twitteraccesstoken, $twitteraccesstokensecret) {
$this->user = $user;
require_once 'plugin_googlemap3_twitteroauth.php';
$this->twitterConnection = new TwitterOAuth(
$twitterconsumerkey, // Consumer Key
$twitterconsumersecret, // Consumer secret
$twitteraccesstoken, // Access token
$twitteraccesstokensecret // Access token secret
);
}
function getUserTimeLine($count = 19, $retweets=0) {
$ch = curl_init();
$this->tweets = $this->twitterConnection->get(
'statuses/user_timeline',
array(
'screen_name' => $this->user,
'count' => $count,
'include_rts' => $retweets
)
);
if (is_object($this->tweets)&&isset($this->tweets->errors))
$this->tweets = array();
if (count($this->tweets)==0)
$this->tweets = array();
return $this->tweets;
}
function getProfile() {
$profile = array();
if(!empty($this->tweets)&&!isset($this->tweets->errors)) {
$profile = $this->tweets[0]->user;
}
return $profile;
}
function timeSince($date) {
$datetime = strtotime($date);
$offset = time() - $datetime;
$units = array(
'second' => 1,
'minute' => 60,
'hour' => 3600,
'day' => 86400,
'month' => 2629743,
'year' => 31556926);
foreach($units as $unit => $value) {
if($offset >= $value) {
$result = floor($offset / $value);
if(!in_array($unit, array('month','year'))) {
if($result > 1) {
$unit .= 's';
}
$timeAgo = 'About'.' '.$result.' '.$unit.' '.'Ago';
} else {
return date('j M Y', $datetime);
}
}
}
return $timeAgo;
}
function parseText($text) {
// url
$text = preg_replace( "/(([[:alnum:]]+:\/\/)|www\.)([^[:space:]]*)([[:alnum:]#?\/&=])/i", "<a href=\"\\1\\3\\4\" target=\"_blank\">\\1\\3\\4</a>", ' '.$text);
$text = str_replace('href="www.', 'href="http://www.', $text);
// mailto
$text = preg_replace( "/(([a-z0-9_]|\\-|\\.)+@([^[:space:]]*)([[:alnum:]-]))/i", "<a href=\"mailto:\\1\">\\1</a>", $text);
// user
$text = preg_replace( "/ +@([a-z0-9_]*) ?/i", " <a href=\"http://twitter.com/\\1\" target=\"_blank\">@\\1</a> ", $text);
// argument
$text = preg_replace( "/ +#([a-z0-9_]*) ?/i", " <a href=\"http://twitter.com/search?q=%23\\1\" target=\"_blank\">#\\1</a> ", $text);
// truncates long url
$text = preg_replace("/>(([[:alnum:]]+:\/\/)|www\.)([^[:space:]]{30,40})([^[:space:]]*)([^[:space:]]{10,20})([[:alnum:]#?\/&=])</", ">\\3...\\5\\6<", $text);
return trim($text);
}
}
class plugin_googlemap3_twitter_kml
{
/**
* Display the application.
*/
function doExecute(){
// Get config
$plugin = JPluginHelper::getPlugin('system', 'plugin_googlemap3');
$jversion = JVERSION;
$params = new JRegistry();
$params->loadString($plugin->params);
// Get params
$twitterconsumerkey = $params->get('twitterconsumerkey', '');
$twitterconsumersecret = $params->get('twitterconsumersecret', '');
$twitteraccesstoken = $params->get('twitteraccesstoken', '');
$twitteraccesstokensecret = $params->get('twitteraccesstokensecret', '');
$twittername = JRequest::getVar('twittername', '');
if (!is_string($twittername))
$twittername ="";
else
$twittername = urldecode($twittername);
if ($twittername=="")
$twittername = $params->get('twittername', '');
$twittertweets = JRequest::getVar('twittertweets', '');
if (!is_string($twittertweets))
$twittertweets ="";
else
$twittertweets = urldecode($twittertweets);
if ($twittertweets=="")
$twittertweets = $params->get('twittertweets', '15');
$line = JRequest::getVar('twitterline', '');
if (!is_string($line))
$line ="";
else
$line = urldecode($line);
if ($line=="")
$line = $params->get('twitterline', '');
$twitterlinewidth = JRequest::getVar('twitterlinewidth', '');
if (!is_string($twitterlinewidth))
$twitterlinewidth ="";
else
$twitterlinewidth = urldecode($twitterlinewidth);
if ($twitterlinewidth=="")
$twitterlinewidth = $params->get('twitterlinewidth', '5');
$twitterstartloc = JRequest::getVar('twitterstartloc', '');
if (!is_string($twitterstartloc))
$twitterstartloc ="";
else
$twitterstartloc = urldecode($twitterstartloc);
if ($twitterstartloc=="")
$twitterstartloc = $params->get('twitterstartloc', '5');
$twitter = new Twitter(ltrim(rtrim($twittername)), $twitterconsumerkey, $twitterconsumersecret, $twitteraccesstoken, $twitteraccesstokensecret);
$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;
}
}
// Instantiate the application.
$web = new plugin_googlemap3_twitter_kml;
// Run the application
$web->doExecute();
?>