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<?php
function z_mime_content_type($filename) {
$mime_types = array(
'txt' => 'text/plain',
'htm' => 'text/html',
'html' => 'text/html',
'php' => 'text/html',
'css' => 'text/css',
'js' => 'application/javascript',
'json' => 'application/json',
'xml' => 'application/xml',
'swf' => 'application/x-shockwave-flash',
'flv' => 'video/x-flv',
// images
'png' => 'image/png',
'jpe' => 'image/jpeg',
'jpeg' => 'image/jpeg',
'jpg' => 'image/jpeg',
'gif' => 'image/gif',
'bmp' => 'image/bmp',
'ico' => 'image/vnd.microsoft.icon',
'tiff' => 'image/tiff',
'tif' => 'image/tiff',
'svg' => 'image/svg+xml',
'svgz' => 'image/svg+xml',
// archives
'zip' => 'application/zip',
'rar' => 'application/x-rar-compressed',
'exe' => 'application/x-msdownload',
'msi' => 'application/x-msdownload',
'cab' => 'application/vnd.ms-cab-compressed',
// audio/video
'mp3' => 'audio/mpeg',
'wav' => 'audio/wav',
'qt' => 'video/quicktime',
'mov' => 'video/quicktime',
'ogg' => 'application/ogg',
// adobe
'pdf' => 'application/pdf',
'psd' => 'image/vnd.adobe.photoshop',
'ai' => 'application/postscript',
'eps' => 'application/postscript',
'ps' => 'application/postscript',
// ms office
'doc' => 'application/msword',
'rtf' => 'application/rtf',
'xls' => 'application/vnd.ms-excel',
'ppt' => 'application/vnd.ms-powerpoint',
// open office
'odt' => 'application/vnd.oasis.opendocument.text',
'ods' => 'application/vnd.oasis.opendocument.spreadsheet',
);
$dot = strpos($filename,'.');
if($dot !== false) {
$ext = strtolower(substr($filename,$dot+1));
if (array_key_exists($ext, $mime_types)) {
return $mime_types[$ext];
}
}
// can't use this because we're just passing a name, e.g. not a file that can be opened
// elseif (function_exists('finfo_open')) {
// $finfo = @finfo_open(FILEINFO_MIME);
// $mimetype = @finfo_file($finfo, $filename);
// @finfo_close($finfo);
// return $mimetype;
// }
else {
return 'application/octet-stream';
}
}
function attach_count_files($channel_id, $observer, $hash = '', $filename = '', $filetype = '') {
$ret = array('success' => false);
if(! perm_is_allowed($channel_id,$observer, 'read_storage')) {
$ret['message'] = t('Permission denied.');
return $ret;
}
require_once('include/security.php');
$sql_extra = permissions_sql($channel_id);
if($hash)
$sql_extra .= protect_sprintf(" and hash = '" . dbesc($hash) . "' ");
if($filename)
$sql_extra .= protect_sprintf(" and filename like '@" . dbesc($filename) . "@' ");
if($filetype)
$sql_extra .= protect_sprintf(" and filetype like '@" . dbesc($filetype) . "@' ");
$r = q("select id from attach where channel_id = %d $sql_extra",
intval($channel_id)
);
$ret['success'] = ((is_array($r)) ? true : false);
$ret['results'] = ((is_array($r)) ? count($r) : false);
return $ret;
}
function attach_list_files($channel_id, $observer, $hash = '', $filename = '', $filetype = '', $orderby = 'created desc', $start = 0, $entries = 0) {
$ret = array('success' => false);
if(! perm_is_allowed($channel_id,$observer, 'read_storage')) {
$ret['message'] = t('Permission denied.');
return $ret;
}
require_once('include/security.php');
$sql_extra = permissions_sql($channel_id);
if($hash)
$sql_extra .= protect_sprintf(" and hash = '" . dbesc($hash) . "' ");
if($filename)
$sql_extra .= protect_sprintf(" and filename like '@" . dbesc($filename) . "@' ");
if($filetype)
$sql_extra .= protect_sprintf(" and filetype like '@" . dbesc($filetype) . "@' ");
if($entries)
$limit = " limit " . intval($start) . ", " . intval(entries) . " ";
// Retrieve all columns except 'data'
$r = q("select id, aid, uid, hash, filename, filetype, filesize, created, edited, allow_cid, allow_gid, deny_cid, deny_gid from attach where channel_id = %d $sql_extra $orderby $limit",
intval($channel_id)
);
$ret['success'] = ((is_array($r)) ? true : false);
$ret['results'] = ((is_array($r)) ? $r : false);
return $ret;
}
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