string CFile::IsImage( string file_name, mixed mime_type = false )
The method IsImage checks the file extension and MIME type. Returns true if the file extension and type corresponds to an image file, or false otherwise.
Parameter | Description |
---|---|
file_name | File name (without path). |
mime_type | MIME type (e.g. "image/"). Optional. The default value is "false", which disables checks for MIME type. |
<? if ($rsFiles = CTicket::GetFileList($v1="s_id", $v2="asc", array("HASH" => $hash))) : if ($arFile = $rsFiles->Fetch()) : $filename = $_SERVER["DOCUMENT_ROOT"]."/". COption::GetOptionString("main", "upload_dir", "upload")."/". $arFile["SUBDIR"]."/".$arFile["FILE_NAME"]; if ($f = fopen($filename, "rb")) { $is_image = CFile::IsImage($arFile["FILE_NAME"], $arFile["CONTENT_TYPE"]); // if image if ($is_image) { // send as image header("Content-type: ".$arFile["CONTENT_TYPE"]); header("Cache-Control: no-cache, must-revalidate, post-check=0, pre-check=0"); header("Expires: 0"); header("Pragma: public"); while ($buffer = fread($f, 4096)) echo $buffer; } else { // send as text header("Content-type: text/html; charset=".LANG_CHARSET); header("Cache-Control: no-cache, must-revalidate, post-check=0, pre-check=0"); header("Expires: 0"); header("Pragma: public"); echo "<pre>"; while ($buffer = fread($f, 4096)) echo htmlspecialchars($buffer); echo "</pre>"; } fclose ($f); die(); } endif; endif; ?>
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