/**
* Generates a thumbnail image
*
* @param int $video_id the video sql id
* @param string $video_code the video uid
* @param string $video_type the video type
* @param int $k the css variable
* @param int $width(optional) the width of the thumbnail image
* @param int $height(optional) the height of the thumbnail image
* @param string $class(optional) the class of the thumbnail image
* @return $code
*/
function generateThumbnail( $video_id, $video_code, $video_type, $video_thumbnail, $k, $width=null, $height=null, $class=null, $tooltip_data=null, $video_duration=null)
{
global $hwdvsItemid, $mainframe, $hwdvsTemplateOverride;
$c = hwd_vs_Config::get_instance();
$db =& JFactory::getDBO();
$doc = & JFactory::getDocument();
if (!isset($width))
{
$width = $c->thumbwidth;
}
if (!isset($height))
{
$height = $width*$c->tar_fb;
}
if (!isset($class) || empty($class))
{
$class = "thumb".$k;
}
if ($tooltip_data[0])
{
JHTML::_('behavior.tooltip');
$tt_title = $tooltip_data[1]." :: ".$tooltip_data[2];
$thumb_title = "";
$thumb = "<span class=\"hasTip\" title=\"".$tt_title."\">";
}
else
{
$thumb = "";
$thumb_title = $tooltip_data[1];
}
if ($c->thumb_ts == 1)
{
$thumb.= "<div class=\"watermark_box\">";
}
$thumbnailURL = hwd_vs_tools::generateThumbnailURL( $video_id, $video_code, $video_type, $video_thumbnail );
// assume local for following variables
$path_ext = (!empty($video_thumbnail) ? $video_thumbnail : "jpg");
$path_thumb = PATH_HWDVS_DIR.DS."thumbs".DS.$video_code.".".$path_ext;
$path_thumbd = PATH_HWDVS_DIR.DS."thumbs".DS.$video_code.".gif";
if (($video_type == "local" || $video_type == "mp4" || $video_type == "swf") && (file_exists($path_thumb) && (filesize($path_thumb) > 0)))
{
if ($c->udt == 1 && file_exists($path_thumbd) && (filesize($path_thumbd) > 0))
{
if (!defined( '_HWD_VS_DTFLAG' ))
{
define( '_HWD_VS_DTFLAG', 1 );
$doc->addCustomTag("<script type='text/javascript'>function roll_over(img_name, img_src) { document[img_name].src = img_src; }</script>");
}
$url_thumbd = URL_HWDVS_DIR."/thumbs/".$video_code.".gif";
$rand = rand();
$thumb.= "<img src=\"".$thumbnailURL."\" border=\"0\" alt=\""._HWDVIDS_DETAILS_VIEWVID."\" width=\"".$width."\" height=\"".$height."\" title=\"".$thumb_title."\" class=\"".$class."\" name=\"".$video_code.$rand."\" onmouseover=\"roll_over('".$video_code.$rand."', '".$url_thumbd."')\" onmouseout=\"roll_over('".$video_code.$rand."', '".$thumbnailURL."')\" />";
}
else
{
$thumb.= "<img src=\"".$thumbnailURL."\" border=\"0\" alt=\""._HWDVIDS_DETAILS_VIEWVID."\" width=\"".$width."\" height=\"".$height."\" title=\"".$thumb_title."\" class=\"".$class."\" />";
}
}
else
{
$thumb.= "<img src=\"".$thumbnailURL."\" alt=\""._HWDVIDS_DETAILS_VIEWVID."\" border=\"0\" width=\"".$width."\" height=\"".$height."\" title=\"".$thumb_title."\" class=\"".$class."\" />";
}
if ($c->thumb_ts == 1)
{
if (!isset($video_duration))
{
$video_duration = "N/A";
}
else
{
$video_duration = hwd_vs_tools::validateDuration($video_duration);
}
$thumb.= "<img src=\"".URL_HWDVS_IMAGES."overlay.png\" class=\"watermark\" alt=\"Watermark image\" />
<span class=\"timestamp\">".$video_duration."</span>
</div>";
}
if ($tooltip_data[0])
{
$thumb.= "</span>";
}
return $thumb;
}