/**
* Get module contents
*
* @return void
*/
public function display()
{
header("Cache-Control: cache, must-revalidate");
header("Pragma: public");
$image_dir = trim($this->params->get('image_dir', 'site/slideshow'), DS);
$alias = $this->params->get('alias', '');
$height = $this->params->get('height', '350');
$width = $this->params->get('width', '600');
$timerdelay = $this->params->get('timerdelay', '10000');
$transitiontype = $this->params->get('transitiontype', 'fade');
$random = $this->params->get('random', 0);
$xmlPrefix = "slideshow-data";
$noflash = $this->params->get('stype', 0);
$noflash_link = $this->params->get('noflash_link', '');
$swffile = rtrim(Assets::getModuleImage($this->module->module, 'banner' . $width . 'x' . $height . '.swf'), '.swf');
// check for directory
if (!is_dir(PATH_APP . DS . $image_dir)) {
if (!Filesystem::makeDirectory(PATH_APP . DS . $image_dir)) {
echo Lang::txt('failed to create image directory') . ' ' . $image_dir;
$noflash = 1;
} else {
// use default images for this time
$image_dir = 'modules/mod_slideshow/assets/flash/images';
}
}
$images = array();
$files = Filesystem::files(PATH_APP . DS . $image_dir, '.', false, true, array());
if (count($files) == 0) {
$image_dir = 'modules/mod_slideshow/assets/flash/images';
}
$noflash_file = 'modules/mod_slideshow/assets/flash/images/default_' . $width . 'x' . $height . '.jpg';
if (is_dir(PATH_APP . DS . $image_dir)) {
$files = Filesystem::files(PATH_APP . DS . $image_dir, '.', false, true);
foreach ($files as $file) {
if (preg_match("/bmp|gif|jpg|png|swf\$/i", strtolower($file))) {
$images[] = $file;
}
}
if (count($images) > 0) {
// pick a random image to display if flash doesn't work
$noflash_file = $image_dir . DS . $images[array_rand($images)];
if ($random) {
// shuffle array
shuffle($images);
}
// start xml output
if (!$noflash) {
$xml = "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n";
$xml .= " <slideshow>\n";
$xml .= " <timerdelay>" . $timerdelay . "</timerdelay>\n";
$xml .= " <transition>" . $transitiontype . "</transition>\n";
for ($i = 0, $n = count($images); $i < $n; $i++) {
if (is_file(PATH_APP . DS . $image_dir . DS . $images[$i])) {
$xml .= " <image src='" . htmlspecialchars($image_dir . DS . $images[$i]) . "' />\n";
}
}
$xml .= " </slideshow>\n";
$xmlpath = PATH_APP . DS . $this->homedir . DS . $xmlPrefix;
$xmlpath .= $alias ? '-' . $alias : '';
$xmlpath .= '.xml';
$fh = fopen($xmlpath, "w");
fwrite($fh, utf8_encode($xml));
fclose($fh);
}
} else {
$noflash = 1;
}
} else {
$noflash = 1;
}
if (!$noflash) {
$this->js();
$this->js('HUB.ModSlideshow.src="' . $swffile . '"; HUB.ModSlideshow.alias="' . $alias . '"; HUB.ModSlideshow.height="' . $height . '"; HUB.ModSlideshow.width="' . $width . '"');
}
$this->width = $width;
$this->height = $height;
$this->noflash_link = $noflash_link;
$this->noflash_file = $noflash_file;
require $this->getLayoutPath();
}
/**
* {xhub:image component="component" filename="filename"}
*
* @param string $options Tag options (e.g. 'component="support"')
* @return string
*/
private function _image($options)
{
$regex = "/filename\\s*=\\s*(\"|")([^\"&]+)(\"|")/i";
if (!preg_match($regex, $options, $file)) {
return '';
}
$regex = "/component\\s*=\\s*(\"|")([^\"&]+)(\"|")/i";
if (!preg_match($regex, $options, $component)) {
$regex = "/module\\s*=\\s*(\"|")([^\"&]+)(\"|")/i";
preg_match($regex, $options, $module);
}
if (empty($component) && empty($module)) {
return '';
//substr(\Hubzero\Document\Assets::getHubImage($file[2]),1);
} else {
if (!empty($component)) {
return substr(\Hubzero\Document\Assets::getComponentImage($component[2], $file[2]), 1);
} else {
if (!empty($module)) {
return substr(\Hubzero\Document\Assets::getModuleImage($module[2], $file[2]), 1);
}
}
}
return '';
}
