/**
* Render the output remotely at ditaa.org
*/
function _remote($data, $in, $out)
{
if (!file_exists($in)) {
if ($conf['debug']) {
dbglog($in, 'no such ditaa input file');
}
return false;
}
$http = new DokuHTTPClient();
$http->timeout = 30;
$pass = array();
$pass['scale'] = $data['scale'];
$pass['timeout'] = 25;
$pass['grid'] = io_readFile($in);
if (!$data['antialias']) {
$pass['A'] = 'on';
}
if (!$data['shadow']) {
$pass['S'] = 'on';
}
if ($data['round']) {
$pass['r'] = 'on';
}
if (!$data['edgesep']) {
$pass['E'] = 'on';
}
$img = $http->post('http://ditaa.org/ditaa/render', $pass);
if (!$img) {
return false;
}
return io_saveFile($out, $img);
}
/**
* Returns the content of a graphviz image.
*
* @param data parameters.
*
* @return PNG image.
*/
function get_graphviz_image($data)
{
global $conf;
$image = null;
$gathered_data = $this->get_gathered_data($data);
$dot_input = $this->get_dot($gathered_data);
// See if a manual path was given for graphviz
if ($this->getConf('graphviz_path')) {
// Local build
$cmd = $this->getConf('path');
$cmd .= ' -Tpng';
$cmd .= ' -K' . $data['layout'];
$cmd .= ' -o' . escapeshellarg($image);
//output
$cmd .= ' ' . escapeshellarg($dot_input);
//input
exec($cmd, $image, $error);
if ($error != 0) {
if ($conf['debug']) {
dbglog(join("\n", $image), 'mindmap command failed: ' . $cmd);
}
return false;
}
} else {
// Remote via google chart tools
$http = new DokuHTTPClient();
$http->timeout = 30;
$pass = array();
$pass['cht'] = 'gv:' . $data['format'];
$pass['chl'] = $dot_input;
$image = $http->post('http://chart.apis.google.com/chart', $pass, '&');
if (!$image) {
return false;
}
}
return $image;
}
/**
* Submits the given data to the given Akismet service.
*
* @param $function string Akismet service to use. Can be
* 'comment-check', 'submit-ham' or
* 'submit-spam'
* @param $data array Linkback data to submit
* @return string The response of Akismet
*/
function _submitData($function, $data)
{
$info = $this->getInfo();
$http = new DokuHTTPClient();
// The Aksimet guys ask for a verbose UserAgent:
$http->agent = 'DokuWiki/' . getVersion() . ' | ' . $info['name'] . '/' . $info['date'];
$http->timeout = 5;
$resp = $http->post('http://' . $this->getConf('akismet_apikey') . '.rest.akismet.com/1.1/comment-check', $data);
return $resp;
}
/**
* Search for plugins or templates using the given query string
*
* @param string $q the query string
* @return array a list of matching extensions
*/
public function search($q)
{
$query = $this->parse_query($q);
$query['fmt'] = 'php';
$httpclient = new DokuHTTPClient();
$data = $httpclient->post(EXTENSION_REPOSITORY_API, $query);
if ($data === false) {
return array();
}
$result = unserialize($data);
$ids = array();
// store cache info for each extension
foreach ($result as $ext) {
$name = $ext['plugin'];
$cache = new cache('##extension_manager##' . $name, '.repo');
$cache->storeCache(serialize($ext));
$ids[] = $name;
}
return $ids;
}
/**
* Render the output remotely at google
*/
function _remote($data, $in, $out)
{
if (!file_exists($in)) {
if ($conf['debug']) {
dbglog($in, 'no such graphviz input file');
}
return false;
}
$http = new DokuHTTPClient();
$http->timeout = 30;
$pass = array();
$pass['cht'] = 'gv:' . $data['layout'];
$pass['chl'] = io_readFile($in);
$img = $http->post('http://chart.apis.google.com/chart', $pass, '&');
if (!$img) {
return false;
}
return io_saveFile($out, $img);
}
/**
* Render the output remotely at ditaa.org
*/
function _remote($data, $in, $out)
{
if (!file_exists($in)) {
if ($conf['debug']) {
dbglog($in, 'no such seqdia input file');
}
return false;
}
$http = new DokuHTTPClient();
$http->timeout = 30;
$pass = array();
$pass['style'] = $data['style'];
$pass['message'] = io_readFile($in);
$result = $http->post('http://www.websequencediagrams.com/index.php', $pass);
if (!$result) {
return false;
}
$json = new JSON(JSON_LOOSE_TYPE);
$json->skipnative = true;
$json_data = $json->decode($result);
$img = $http->get('http://www.websequencediagrams.com/index.php' . $json_data['img']);
if (!$img) {
return false;
}
return io_saveFile($out, $img);
}
/**
* Sends a Trackback to the given url, using the supplied data.
*
* @param $pingurl string URL to ping
* @param $trackback_info array Hash containing title, url and blog_name of linking post
*/
function _ping_page_trackback($pingurl, $linkback_info)
{
$http_client = new DokuHTTPClient();
$success = $http_client->post($pingurl, $linkback_info);
return $success !== false;
}
