<?php /* vim: set expandtab sw=4 ts=4 sts=4: */ /** * Manages the rendering of pages in PMA * * @package PhpMyAdmin */ namespace PMA\libraries; /** * Singleton class used to manage the rendering of pages in PMA * * @package PhpMyAdmin */ class Response { /** * Response instance * * @access private * @static * @var Response */ private static $_instance; /** * Header instance * * @access private * @var Header */ private $_header; /** * HTML data to be used in the response * * @access private * @var string */ private $_HTML; /** * An array of JSON key-value pairs * to be sent back for ajax requests * * @access private * @var array */ private $_JSON; /** * PMA\libraries\Footer instance * * @access private * @var Footer */ private $_footer; /** * Whether we are servicing an ajax request. * We can't simply use $GLOBALS['is_ajax_request'] * here since it may have not been initialised yet. * * @access private * @var bool */ private $_isAjax; /** * Whether response object is disabled * * @access private * @var bool */ private $_isDisabled; /** * Whether we are servicing an ajax request for a page * that was fired using the generic page handler in JS. * * @access private * @var bool */ private $_isAjaxPage; /** * Whether there were any errors during the processing of the request * Only used for ajax responses * * @access private * @var bool */ private $_isSuccess; /** * Workaround for PHP bug * * @access private * @var string|bool */ private $_CWD; /** * Creates a new class instance */ private function __construct() { if (! defined('TESTSUITE')) { $buffer = OutputBuffering::getInstance(); $buffer->start(); register_shutdown_function(array('PMA\libraries\Response', 'response')); } $this->_header = new Header(); $this->_HTML = ''; $this->_JSON = array(); $this->_footer = new Footer(); $this->_isSuccess = true; $this->_isAjax = false; $this->_isAjaxPage = false; $this->_isDisabled = false; if (isset($_REQUEST['ajax_request']) && $_REQUEST['ajax_request'] == true) { $this->_isAjax = true; } if (isset($_REQUEST['ajax_page_request']) && $_REQUEST['ajax_page_request'] == true ) { $this->_isAjaxPage = true; } $this->_header->setAjax($this->_isAjax); $this->_footer->setAjax($this->_isAjax); $this->_CWD = getcwd(); } /** * Returns the singleton Response object * * @return Response object */ public static function getInstance() { if (empty(self::$_instance)) { self::$_instance = new Response(); } return self::$_instance; } /** * Set the status of an ajax response, * whether it is a success or an error * * @param bool $state Whether the request was successfully processed * * @return void */ public function setRequestStatus($state) { $this->_isSuccess = ($state == true); } /** * Returns true or false depending on whether * we are servicing an ajax request * * @return bool */ public function isAjax() { return $this->_isAjax; } /** * Returns the path to the current working directory * Necessary to work around a PHP bug where the CWD is * reset after the initial script exits * * @return string */ public function getCWD() { return $this->_CWD; } /** * Disables the rendering of the header * and the footer in responses * * @return void */ public function disable() { $this->_header->disable(); $this->_footer->disable(); $this->_isDisabled = true; } /** * Returns a PMA\libraries\Header object * * @return Header */ public function getHeader() { return $this->_header; } /** * Returns a PMA\libraries\Footer object * * @return Footer */ public function getFooter() { return $this->_footer; } /** * Add HTML code to the response * * @param string $content A string to be appended to * the current output buffer * * @return void */ public function addHTML($content) { if (is_array($content)) { foreach ($content as $msg) { $this->addHTML($msg); } } elseif ($content instanceof Message) { $this->_HTML .= $content->getDisplay(); } else { $this->_HTML .= $content; } } /** * Add JSON code to the response * * @param mixed $json Either a key (string) or an * array or key-value pairs * @param mixed $value Null, if passing an array in $json otherwise * it's a string value to the key * * @return void */ public function addJSON($json, $value = null) { if (is_array($json)) { foreach ($json as $key => $value) { $this->addJSON($key, $value); } } else { if ($value instanceof Message) { $this->_JSON[$json] = $value->getDisplay(); } else { $this->_JSON[$json] = $value; } } } /** * Renders the HTML response text * * @return string */ private function _getDisplay() { // The header may contain nothing at all, // if its content was already rendered // and, in this case, the header will be // in the content part of the request $retval = $this->_header->getDisplay(); $retval .= $this->_HTML; $retval .= $this->_footer->getDisplay(); return $retval; } /** * Sends an HTML response to the browser * * @return void */ private function _htmlResponse() { echo $this->_getDisplay(); } /** * Sends a JSON response to the browser * * @return void */ private function _ajaxResponse() { /* Avoid wrapping in case we're disabled */ if ($this->_isDisabled) { echo $this->_getDisplay(); return; } if (! isset($this->_JSON['message'])) { $this->_JSON['message'] = $this->_getDisplay(); } else if ($this->_JSON['message'] instanceof Message) { $this->_JSON['message'] = $this->_JSON['message']->getDisplay(); } if ($this->_isSuccess) { $this->_JSON['success'] = true; } else { $this->_JSON['success'] = false; $this->_JSON['error'] = $this->_JSON['message']; unset($this->_JSON['message']); } if ($this->_isSuccess) { // Note: the old judge sentence is: // $this->_isAjaxPage && $this->_isSuccess // Removal the first, because console need log all queries $this->addJSON('_title', $this->getHeader()->getTitleTag()); if (isset($GLOBALS['dbi'])) { $menuHash = $this->getHeader()->getMenu()->getHash(); $this->addJSON('_menuHash', $menuHash); $hashes = array(); if (isset($_REQUEST['menuHashes'])) { $hashes = explode('-', $_REQUEST['menuHashes']); } if (! in_array($menuHash, $hashes)) { $this->addJSON( '_menu', $this->getHeader() ->getMenu() ->getDisplay() ); } } $this->addJSON('_scripts', $this->getHeader()->getScripts()->getFiles()); $this->addJSON('_selflink', $this->getFooter()->getSelfUrl('unencoded')); $this->addJSON('_displayMessage', $this->getHeader()->getMessage()); $debug = $this->_footer->getDebugMessage(); if (empty($_REQUEST['no_debug']) && mb_strlen($debug) ) { $this->addJSON('_debug', $debug); } $errors = $this->_footer->getErrorMessages(); if (mb_strlen($errors)) { $this->addJSON('_errors', $errors); } $promptPhpErrors = $GLOBALS['error_handler']->hasErrorsForPrompt(); $this->addJSON('_promptPhpErrors', $promptPhpErrors); if (empty($GLOBALS['error_message'])) { // set current db, table and sql query in the querywindow // (this is for the bottom console) $query = ''; $maxChars = $GLOBALS['cfg']['MaxCharactersInDisplayedSQL']; if (isset($GLOBALS['sql_query']) && mb_strlen($GLOBALS['sql_query']) < $maxChars ) { $query = $GLOBALS['sql_query']; } $this->addJSON( '_reloadQuerywindow', array( 'db' => PMA_ifSetOr($GLOBALS['db'], ''), 'table' => PMA_ifSetOr($GLOBALS['table'], ''), 'sql_query' => $query ) ); if (! empty($GLOBALS['focus_querywindow'])) { $this->addJSON('_focusQuerywindow', $query); } if (! empty($GLOBALS['reload'])) { $this->addJSON('_reloadNavigation', 1); } $this->addJSON('_params', $this->getHeader()->getJsParams()); } } // Set the Content-Type header to JSON so that jQuery parses the // response correctly. PMA_headerJSON(); $result = json_encode($this->_JSON); if ($result === false) { switch (json_last_error()) { case JSON_ERROR_NONE: $error = 'No errors'; break; case JSON_ERROR_DEPTH: $error = 'Maximum stack depth exceeded'; break; case JSON_ERROR_STATE_MISMATCH: $error = 'Underflow or the modes mismatch'; break; case JSON_ERROR_CTRL_CHAR: $error = 'Unexpected control character found'; break; case JSON_ERROR_SYNTAX: $error = 'Syntax error, malformed JSON'; break; case JSON_ERROR_UTF8: $error = 'Malformed UTF-8 characters, possibly incorrectly encoded'; break; case JSON_ERROR_RECURSION: $error = 'One or more recursive references in the value to be encoded'; break; case JSON_ERROR_INF_OR_NAN: $error = 'One or more NAN or INF values in the value to be encoded'; break; case JSON_ERROR_UNSUPPORTED_TYPE: $error = 'A value of a type that cannot be encoded was given'; default: $error = 'Unknown error'; break; } echo json_encode( array( 'success' => false, 'error' => 'JSON encoding failed: ' . $error, ) ); } else { echo $result; } } /** * Sends an HTML response to the browser * * @static * @return void */ public static function response() { $response = Response::getInstance(); chdir($response->getCWD()); $buffer = OutputBuffering::getInstance(); if (empty($response->_HTML)) { $response->_HTML = $buffer->getContents(); } if ($response->isAjax()) { $response->_ajaxResponse(); } else { $response->_htmlResponse(); } $buffer->flush(); exit; } /** * Wrapper around PHP's header() function. * * @return void */ public function header($text) { header($text); } /** * Wrapper around PHP's headers_sent() function. * * @return bool */ public function headersSent() { return headers_sent(); } }
Name | Type | Size | Permission | Actions |
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bfShapeFiles | Folder | 0755 |
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config | Folder | 0755 |
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controllers | Folder | 0755 |
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dbi | Folder | 0755 |
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di | Folder | 0755 |
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engines | Folder | 0755 |
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gis | Folder | 0755 |
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navigation | Folder | 0755 |
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plugins | Folder | 0755 |
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properties | Folder | 0755 |
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rte | Folder | 0755 |
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sql-parser | Folder | 0755 |
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Advisor.php | File | 15.13 KB | 0644 |
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Config.php | File | 54.7 KB | 0644 |
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Console.php | File | 14.82 KB | 0644 |
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DatabaseInterface.php | File | 95.6 KB | 0644 |
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DbList.php | File | 1.9 KB | 0644 |
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DbQbe.php | File | 68.87 KB | 0644 |
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DbSearch.php | File | 17.21 KB | 0644 |
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DisplayResults.php | File | 206 KB | 0644 |
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Error.php | File | 12.7 KB | 0644 |
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ErrorHandler.php | File | 16.48 KB | 0644 |
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File.php | File | 18.82 KB | 0644 |
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Font.php | File | 4.24 KB | 0644 |
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Footer.php | File | 10.52 KB | 0644 |
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Header.php | File | 25.34 KB | 0644 |
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Index.php | File | 23.79 KB | 0644 |
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IndexColumn.php | File | 4.46 KB | 0644 |
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Language.php | File | 4.27 KB | 0644 |
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LanguageManager.php | File | 20.75 KB | 0644 |
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Linter.php | File | 5.02 KB | 0644 |
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ListAbstract.php | File | 3.15 KB | 0644 |
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ListDatabase.php | File | 4.62 KB | 0644 |
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Menu.php | File | 21.14 KB | 0644 |
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Message.php | File | 18.67 KB | 0644 |
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OutputBuffering.php | File | 3.59 KB | 0644 |
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PDF.php | File | 3.94 KB | 0644 |
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Partition.php | File | 7.26 KB | 0644 |
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Psr4Autoloader.php | File | 4.85 KB | 0644 |
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RecentFavoriteTable.php | File | 11.78 KB | 0644 |
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Response.php | File | 12.61 KB | 0644 |
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SavedSearches.php | File | 11.67 KB | 0644 |
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Scripts.php | File | 7.38 KB | 0644 |
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ServerStatusData.php | File | 15.72 KB | 0644 |
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StorageEngine.php | File | 13.61 KB | 0644 |
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SubPartition.php | File | 3.52 KB | 0644 |
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SysInfo.php | File | 799 B | 0644 |
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SysInfoLinux.php | File | 1.92 KB | 0644 |
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SysInfoSunOS.php | File | 1.86 KB | 0644 |
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SysInfoWINNT.php | File | 3.08 KB | 0644 |
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SystemDatabase.php | File | 3.66 KB | 0644 |
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Table.php | File | 88.12 KB | 0644 |
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Template.php | File | 4.45 KB | 0644 |
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Theme.php | File | 11.34 KB | 0644 |
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ThemeManager.php | File | 12.91 KB | 0644 |
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Tracker.php | File | 30.35 KB | 0644 |
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Types.php | File | 6.08 KB | 0644 |
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TypesMySQL.php | File | 17.26 KB | 0644 |
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Util.php | File | 172.46 KB | 0644 |
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VersionInformation.php | File | 7.87 KB | 0644 |
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ZipFile.php | File | 6.63 KB | 0644 |
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advisor.lib.php | File | 1.6 KB | 0644 |
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advisory_rules.txt | File | 25.94 KB | 0644 |
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autoloader.php | File | 450 B | 0644 |
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bookmark.lib.php | File | 8.5 KB | 0644 |
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browse_foreigners.lib.php | File | 9.83 KB | 0644 |
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central_columns.lib.php | File | 49.38 KB | 0644 |
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charset_conversion.lib.php | File | 3.54 KB | 0644 |
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check_user_privileges.lib.php | File | 10.65 KB | 0644 |
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cleanup.lib.php | File | 1.29 KB | 0644 |
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common.inc.php | File | 34.38 KB | 0644 |
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config.default.php | File | 66.5 KB | 0644 |
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config.values.php | File | 10.17 KB | 0644 |
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core.lib.php | File | 29.94 KB | 0644 |
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create_addfield.lib.php | File | 15.68 KB | 0644 |
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database_interface.inc.php | File | 2.63 KB | 0644 |
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db_common.inc.php | File | 3.12 KB | 0644 |
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db_designer.lib.php | File | 10.4 KB | 0644 |
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db_table_exists.lib.php | File | 3.21 KB | 0644 |
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display_change_password.lib.php | File | 5.45 KB | 0644 |
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display_create_table.lib.php | File | 1.53 KB | 0644 |
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display_export.lib.php | File | 38.11 KB | 0644 |
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display_git_revision.lib.php | File | 3.04 KB | 0644 |
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display_import.lib.php | File | 24.34 KB | 0644 |
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display_import_ajax.lib.php | File | 3.13 KB | 0644 |
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display_select_lang.lib.php | File | 2.36 KB | 0644 |
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error.inc.php | File | 1.21 KB | 0644 |
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error_report.lib.php | File | 10.25 KB | 0644 |
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export.lib.php | File | 35.16 KB | 0644 |
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file_listing.lib.php | File | 2.37 KB | 0644 |
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iconv_wrapper.lib.php | File | 3.88 KB | 0644 |
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import.lib.php | File | 50.64 KB | 0644 |
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index.lib.php | File | 1.37 KB | 0644 |
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information_schema_relations.lib.php | File | 10.95 KB | 0644 |
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insert_edit.lib.php | File | 112.79 KB | 0644 |
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ip_allow_deny.lib.php | File | 9.35 KB | 0644 |
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js_escape.lib.php | File | 4.43 KB | 0644 |
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kanji-encoding.lib.php | File | 4.46 KB | 0644 |
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language_stats.inc.php | File | 1.45 KB | 0644 |
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logging.lib.php | File | 521 B | 0644 |
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mime.lib.php | File | 704 B | 0644 |
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mult_submits.inc.php | File | 10.64 KB | 0644 |
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mult_submits.lib.php | File | 20.44 KB | 0644 |
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mysql_charsets.inc.php | File | 4.09 KB | 0644 |
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mysql_charsets.lib.php | File | 10.47 KB | 0644 |
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mysql_relations.lib.php | File | 5.12 KB | 0644 |
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normalization.lib.php | File | 33.98 KB | 0644 |
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opendocument.lib.php | File | 7.94 KB | 0644 |
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operations.lib.php | File | 73.64 KB | 0644 |
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parse_analyze.lib.php | File | 2.12 KB | 0644 |
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plugin_interface.lib.php | File | 19.69 KB | 0644 |
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plugin_interface.lib.php.bak | File | 19.69 KB | 0644 |
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pmd_common.php | File | 24.2 KB | 0644 |
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relation.lib.php | File | 68.41 KB | 0644 |
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relation_cleanup.lib.php | File | 13.84 KB | 0644 |
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replication.inc.php | File | 8.82 KB | 0644 |
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replication_gui.lib.php | File | 37.45 KB | 0644 |
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sanitizing.lib.php | File | 6.3 KB | 0644 |
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select_server.lib.php | File | 3.4 KB | 0644 |
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server_common.inc.php | File | 1.22 KB | 0644 |
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server_common.lib.php | File | 1.92 KB | 0644 |
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server_privileges.lib.php | File | 179.22 KB | 0644 |
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server_status.lib.php | File | 9.92 KB | 0644 |
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server_status_advisor.lib.php | File | 1.89 KB | 0644 |
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server_status_monitor.lib.php | File | 26.22 KB | 0644 |
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server_status_processes.lib.php | File | 9.57 KB | 0644 |
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server_status_queries.lib.php | File | 4.86 KB | 0644 |
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server_status_variables.lib.php | File | 28.95 KB | 0644 |
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server_user_groups.lib.php | File | 12.8 KB | 0644 |
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server_users.lib.php | File | 1.35 KB | 0644 |
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session.inc.php | File | 5.22 KB | 0644 |
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session.lib.php | File | 735 B | 0644 |
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special_schema_links.lib.php | File | 17.51 KB | 0644 |
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sql.lib.php | File | 77.51 KB | 0644 |
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sql.lib.php.bak | File | 77.51 KB | 0644 |
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sql_query_form.lib.php | File | 15.71 KB | 0644 |
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string.lib.php | File | 800 B | 0644 |
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stringMb.lib.php | File | 1.86 KB | 0644 |
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stringNative.lib.php | File | 6.82 KB | 0644 |
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sysinfo.lib.php | File | 1.34 KB | 0644 |
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tbl_columns_definition_form.inc.php | File | 13.55 KB | 0644 |
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tbl_common.inc.php | File | 1.3 KB | 0644 |
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tbl_info.inc.php | File | 3.54 KB | 0644 |
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tbl_partition_definition.inc.php | File | 5.55 KB | 0644 |
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tracking.lib.php | File | 54.93 KB | 0644 |
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transformations.lib.php | File | 14.63 KB | 0644 |
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url_generating.lib.php | File | 6.77 KB | 0644 |
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user_preferences.inc.php | File | 2.38 KB | 0644 |
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user_preferences.lib.php | File | 8.17 KB | 0644 |
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util.lib.php | File | 749 B | 0644 |
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vendor_config.php | File | 2.49 KB | 0644 |
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zip_extension.lib.php | File | 5.38 KB | 0644 |
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