private function get_site_data($site_url, $max_depth = 1, $current_depth = 0)
{
$current_depth++;
$this->load->library('crawler');
$site_data = array();
if ($this->crawler->set_url($site_url) !== false) {
$site_data['title'] = $this->crawler->get_title();
$site_data['description'] = $this->crawler->get_description();
$site_data['keywords'] = $this->crawler->get_keywords();
$site_data['text'] = $this->crawler->get_text();
$site_data['links'] = $this->crawler->get_links();
if ($current_depth <= $max_depth) {
foreach ($site_data['links'] as $link_key => &$link) {
$link['data'] = get_site_data($link, $max_depth, $current_depth);
}
}
return $site_data;
} else {
return false;
}
}
header('Content-Type: application/json');
$HTTPS_required = false;
$authentication_required = false;
$response = null;
$api_response_code = array(0 => array('HTTP Response' => 400, 'Message' => 'Unknown Error'), 1 => array('HTTP Response' => 200, 'Message' => 'Success'), 2 => array('HTTP Response' => 403, 'Message' => 'HTTPS Required'), 3 => array('HTTP Response' => 401, 'Message' => 'Authentication Required'), 4 => array('HTTP Response' => 401, 'Message' => 'Authentication Failed'), 5 => array('HTTP Response' => 404, 'Message' => 'Invalid Request'), 6 => array('HTTP Response' => 400, 'Message' => 'Invalid Response Format'));
if ($HTTPS_required && $_SERVER['HTTPS'] != 'on') {
sendresponse($response, 2, false, $api_response_code);
}
if ($authentication_required == false) {
$method = $_SERVER['REQUEST_METHOD'];
switch ($method) {
case 'GET':
$sql_select = "SELECT * FROM site_content";
//site_content.greeting
$site_content = false;
$site_content = get_site_data($sql_select);
if ($site_content == false) {
sendresponse($response, 0, false, $api_response_code);
} else {
$response['data'] = $site_content;
}
break;
case 'PUT':
parse_str(file_get_contents('php://input'), $_PUT);
$key = $_PUT['key'];
$new_value = $_PUT['new_value'];
$new_value = addslashes($new_value);
if (empty($key) || empty($new_value)) {
sendresponse($response, 6, false, $api_response_code);
}
$sql_select = "UPDATE site_content SET {$key} = '{$new_value}'";
$feedfile = 'data.json';
// message to display if viewed directly
$message = 'This script collects real time weather data from publicly available data feeds. See
<a href="kiting.html">this</a> page for further information. If this script is causing
problems or for further information please <a href="kiting.html#contact">contact</a> the site
administrator.';
// import data sources to use
require_once 'data-sources.php';
// get the current data feed to compare with
if ($feedstr = file_get_contents($feedfile)) {
$feed = json_decode($feedstr, true);
}
// collect data for each site
$latest = array();
foreach ($sites as $site) {
$latest[] = get_site_data($site);
}
// compare latest data to feed and
// update feed file if changes required
if ($merged = merge_site_data($feed, $latest)) {
// sort data array by name key
foreach ($merged as $key => $row) {
// array_multisort requires array of columns to sort by
$name[$key] = $row['name'];
}
array_multisort($name, SORT_ASC, $merged);
file_put_contents($feedfile, json_encode($merged));
if ($debug) {
print "<h3>Data Feed Updated:</h3>";
print "<pre>" . print_r($merged, true) . "</pre>";
} else {
