function get($url, &$pipeline)
{
global $g_config;
if (!$g_config['renderimages']) {
return null;
}
global $g_image_cache;
// Check if this URL have been cached
//
if (isset($g_image_cache[$url])) {
// return do_image_open($g_image_cache[$url]);
return $g_image_cache[$url]['handle'];
}
// Download image; we should do it before we call do_image_open,
// as it tries to open image file twice: first to determine image type
// and second to actually create the image - PHP url wrappers do no caching
// at all
//
// only do this for remote files that are prefixed with a protocol
if (substr($url, 0, 8) == 'file:///') {
// we have a local file, just remember the file in the cache
$filename = substr($url, 8);
$cached = 0;
} else {
$filename = Image::make_cache_filename($url);
// REQUIRES: PHP 4.3.0+
// we suppress warning messages, as missing image files will cause 'copy' to print
// several warnings
//
// @TODO: change to fetcher class call
//
$data = $pipeline->fetch($url);
if (is_null($data)) {
error_log("Cannot fetch image: " . $url);
return null;
}
$file = fopen($filename, 'wb');
fwrite($file, $data->content);
fclose($file);
$pipeline->pop_base_url();
$cached = 1;
// if (!@copy($url, $filename)) {
// error_log("Cannot fetch image: ".$url);
// return null;
// };
}
// register it in the cached objects array
//
// $g_image_cache[$url] = $filename;
$g_image_cache[$url] = array('filename' => $filename, 'handle' => do_image_open($filename), 'cached' => $cached);
// return image
//
// return do_image_open($filename);
return $g_image_cache[$url]['handle'];
}
function get($url, &$pipeline)
{
global $g_config;
if (!$g_config['renderimages']) {
return null;
}
global $g_image_cache;
// Check if this URL have been cached
//
if (isset($g_image_cache[$url])) {
// return do_image_open($g_image_cache[$url]);
return $g_image_cache[$url];
}
// Download image; we should do it before we call do_image_open,
// as it tries to open image file twice: first to determine image type
// and second to actually create the image - PHP url wrappers do no caching
// at all
//
$filename = ImageFactory::make_cache_filename($url);
// REQUIRES: PHP 4.3.0+
// we suppress warning messages, as missing image files will cause 'copy' to print
// several warnings
//
// @TODO: change to fetcher class call
//
$data = $pipeline->fetch($url);
if (is_null($data)) {
error_log("Cannot fetch image: " . $url);
return null;
}
$file = @fopen($filename, 'wb');
@fwrite($file, $data->content);
@fclose($file);
$pipeline->pop_base_url();
// register it in the cached objects array
//
$handle = do_image_open($filename, $type);
$g_image_cache[$url] =& new Image($handle, $filename, $type);
// return image
//
// return do_image_open($filename);
return $g_image_cache[$url];
}
