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<?php
/**
* @author Michael J. Rubinsky <mrubinsk@horde.org>
* @package Horde
*/
class Horde_Block_Cloud extends Horde_Core_Block
{
/**
*/
public function __construct($app, $params = array())
{
parent::__construct($app, $params);
$this->_name = _("Tag Cloud");
}
protected function _escapeJs($string)
{
return str_replace("\n", '\n', str_replace('"', '\"', addcslashes(str_replace("\r", '', (string)$string), "\0..\37'\\")));
}
/**
*/
protected function _content()
{
$cloud = new Horde_Core_Ui_TagCloud();
foreach ($this->_getTags() as $tag) {
$cloud->addElement(
$tag['tag_name'], '#', $tag['count'], null,
'doSearch(\'' . htmlspecialchars($this->_escapeJs($tag['tag_name'])) . '\'); return false;');
}
Horde::startBuffer();
include HORDE_TEMPLATES . '/block/cloud.inc';
return Horde::endBuffer()
. '<div> '
. Horde_Themes_Image::tag('loading.gif', array(
'attr' => array(
'id' => 'cloudloadingimg',
'style' => 'display:none;'
)
))
. '</div>' . $cloud->buildHTML()
. '<div id="cloudsearch"></div>';
}
/**
*/
protected function _getTags()
{
global $registry;
$results = array();
foreach ($registry->listAPIs() as $api) {
if ($registry->hasMethod($api . '/listTagInfo')) {
try {
$results = array_merge(
$results,
$registry->call(
$api . '/listTagInfo',
array(null, $registry->getAuth())));
} catch (Horde_Exception $e) {}
}
}
return $results;
}
}
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