function get_mime($fn)
{
if (function_exists('finfo_file')) {
$finfo = @finfo_open(FILEINFO_MIME_TYPE);
$mime = @finfo_file($finfo, $fn);
@finfo_close($finfo);
}
$mime = false;
if (!@is_string($mime)) {
// heuristic
switch (strtolower(filext($fn))) {
case 'aif':
case 'aiff':
$mime = 'audio/aiff';
break;
case 'avi':
$mime = 'video/x-msvideo';
break;
case 'bmp':
$mime = 'image/bmp';
break;
case 'gif':
$mime = 'image/gif';
break;
case 'jpg':
case 'jpeg':
$mime = 'image/jpeg';
break;
case 'mov':
$mime = 'video/quicktime';
break;
case 'mp3':
$mime = 'audio/mpeg3';
break;
case 'mp4':
$mime = 'video/mp4';
break;
case 'mpg':
case 'mpeg':
$mime = 'video/mpeg';
break;
case 'oga':
case 'ogg':
$mime = 'audio/ogg';
break;
case 'ogv':
$mime = 'video/ogg';
break;
case 'pdf':
$mime = 'application/pdf';
break;
case 'png':
$mime = 'image/png';
break;
case 'tga':
$mime = 'image/tga';
break;
case 'tif':
case 'tiff':
$mime = 'image/tiff';
break;
case 'txt':
$mime = 'text/plain';
break;
case 'wav':
$mime = 'audio/wav';
break;
case 'webm':
$mime = 'video/webm';
break;
case 'zip':
$mime = 'application/zip';
break;
default:
$mime = '';
}
}
return $mime;
}
function page_upload($args)
{
// only handle the file if the frontend wants us to
if (empty($args['preferred_module']) || $args['preferred_module'] != 'page') {
return false;
}
// check if supported file
if (!in_array($args['mime'], array('image/jpeg', 'image/png', 'image/gif')) || $args['mime'] == '' && !in_array(filext($args['file']), array('jpg', 'jpeg', 'png', 'gif'))) {
return false;
}
// check if there is already a background-image and delete it
$obj = load_object(array('name' => $args['page'] . '.page'));
if (!$obj['#error']) {
$obj = $obj['#data'];
if (!empty($obj['page-background-file'])) {
delete_upload(array('pagename' => array_shift(expl('.', $args['page'])), 'file' => $obj['page-background-file'], 'max_cnt' => 1));
}
}
// set as background-image in page object
$obj = array();
$obj['name'] = $args['page'] . '.page';
$obj['page-background-file'] = $args['file'];
$obj['page-background-mime'] = $args['mime'];
// update page object
load_modules('glue');
$ret = update_object($obj);
if ($ret['#error']) {
log_msg('page_upload: error updating page object: ' . quot($ret['#data']));
return false;
} else {
// we don't actually render the object here, but signal the
// frontend that everything went okay
return true;
}
}
/**
* implements upload
*/
function image_upload($args)
{
// check if supported file
if (!in_array($args['mime'], array('image/jpeg', 'image/png', 'image/gif')) || $args['mime'] == '' && !in_array(filext($args['file']), array('jpg', 'jpeg', 'png', 'gif'))) {
return false;
}
load_modules('glue');
// create new object
$obj = create_object($args);
if ($obj['#error']) {
return false;
} else {
$obj = $obj['#data'];
}
$obj['type'] = 'image';
// this is for a potential future speedup
$obj['module'] = 'image';
$obj['image-file'] = $args['file'];
$obj['image-file-mime'] = $args['mime'];
// save original-{width,height} if we can calculate it
if (_gd_available()) {
$a = expl('.', $args['page']);
$size = _gd_get_imagesize(CONTENT_DIR . '/' . $a[0] . '/shared/' . $obj['image-file']);
$obj['image-file-width'] = $size[0];
$obj['object-width'] = $size[0] . 'px';
$obj['image-file-height'] = $size[1];
$obj['object-height'] = $size[1] . 'px';
}
save_object($obj);
// render object and return html
$ret = render_object(array('name' => $obj['name'], 'edit' => true));
log_msg('debug', 'image_upload: ' . print_r($ret, 1));
if ($ret['#error']) {
return false;
} else {
return $ret['#data'];
}
}
function video_upload($args)
{
$ext = filext($args['file']);
if ($args['mime'] == 'video/ogg' || $ext == 'ogv' || $ext == 'ogg') {
// notice: we also handle ogg here although this also could be a
// different mime type
// make sure mime type is set
$mime = 'video/ogg';
} elseif ($args['mime'] == 'video/h264' || $ext == 'h264') {
// haven't seen these out there
$mime = 'video/h264';
} elseif ($args['mime'] == 'video/mp4' || $ext == 'mp4') {
// think this need not be h264, but well
$mime = 'video/mp4';
} elseif ($args['mime'] == 'video/webm' || $ext == 'webm') {
// again, webm could also be audio/webm
$mime = 'video/webm';
} else {
return false;
}
load_modules('glue');
$obj = create_object($args);
if ($obj['#error']) {
return false;
} else {
$obj = $obj['#data'];
}
$obj['type'] = 'video';
$obj['module'] = 'video';
$obj['video-file'] = $args['file'];
$obj['video-file-mime'] = $mime;
save_object($obj);
$ret = render_object(array('name' => $obj['name'], 'edit' => true));
if ($ret['#error']) {
return false;
} else {
return $ret['#data'];
}
}
function inject_uploaded_file($tmp_key, $file, $auto_convert = true)
{
// establish destination filename
$dest_fn = get_uploaded_file_dest_fn($tmp_key, $file['name'], $file['type'], $file['tmp_name']);
if ($dest_fn === false) {
return array();
}
// make sure the containing directories exist
create_containing_dir(tmp_dir($tmp_key) . '/' . $dest_fn);
// move to destination
if (false === @move_uploaded_file($file['tmp_name'], tmp_dir($tmp_key) . '/' . $dest_fn)) {
return array();
}
if ($auto_convert) {
// convert Word documents instantaneously to Markdown
$start = time();
if (filext($dest_fn) === 'docx') {
make_run(tmp_dir($tmp_key), 'markdowns');
// XXX (later): run "make clean" here?
}
$modified_after = repo_get_modified_files_after($tmp_key, $start - 1);
// make sure the destination filename is part of th array
if (is_array($modified_after) && !in_array($dest_fn, $modified_after)) {
$modified_after[] = $dest_fn;
}
return $modified_after;
}
return array($dest_fn);
}
