Viewing file: display_import_ajax.lib.php (2.91 KB) -rw-rw-rw- Select action/file-type: (+) | (+) | (+) | Code (+) | Session (+) | (+) | SDB (+) | (+) | (+) | (+) | (+) | (+) |
<?php /* vim: set expandtab sw=4 ts=4 sts=4: */ /** * Handles plugins that show the upload progress * * @package PhpMyAdmin */ if (! defined('PHPMYADMIN')) { exit; }
/** * constant for differenciating array in $_SESSION variable */ $SESSION_KEY = '__upload_status';
/** * sets default plugin for handling the import process */ $_SESSION[$SESSION_KEY]["handler"] = "";
/** * unique ID for each upload */ $upload_id = uniqid("");
/** * list of available plugins * * Each plugin has own checkfunction in display_import_ajax.lib.php * and own file with functions in upload_#KEY#.php */ $plugins = array( // PHP 5.4 session-based upload progress is problematic, see bug 3964 //"session", "progress", "apc", "noplugin" );
// select available plugin foreach ($plugins as $plugin) { $check = "PMA_Import_" . $plugin . "Check";
if ($check()) { $upload_class = "Upload" . ucwords($plugin); $_SESSION[$SESSION_KEY]["handler"] = $upload_class; include_once "plugins/import/upload/" . $upload_class . ".class.php"; break; } }
/** * Checks if APC bar extension is available and configured correctly. * * @return boolean true if APC extension is available and if rfc1867 is enabled, * false if it is not */ function PMA_Import_apcCheck() { if (! extension_loaded('apc') || ! function_exists('apc_fetch') || ! function_exists('getallheaders') ) { return false; } return (ini_get('apc.enabled') && ini_get('apc.rfc1867')); }
/** * Checks if UploadProgress bar extension is available. * * @return boolean true if UploadProgress extension is available, * false if it is not */ function PMA_Import_progressCheck() { if (! function_exists("uploadprogress_get_info") || ! function_exists('getallheaders') ) { return false; } return true; }
/** * Checks if PHP 5.4 session upload-progress feature is available. * * @return boolean true if PHP 5.4 session upload-progress is available, * false if it is not */ function PMA_Import_sessionCheck() { if (PMA_PHP_INT_VERSION < 50400 || ! ini_get('session.upload_progress.enabled') ) { return false; } return true; }
/** * Default plugin for handling import. * If no other plugin is available, noplugin is used. * * @return boolean true */ function PMA_Import_nopluginCheck() { return true; }
/** * The function outputs json encoded status of uploaded. * It uses PMA_getUploadStatus, which is defined in plugin's file. * * @param string $id ID of transfer, usually $upload_id * from display_import_ajax.lib.php * * @return void */ function PMA_importAjaxStatus($id) { header('Content-type: application/json'); echo json_encode( $_SESSION[$GLOBALS['SESSION_KEY']]['handler']::getUploadStatus($id) ); } ?>
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