Initial commit of intern.ccwn.org contentsHEADmaster

1 files changed, 490 insertions, 0 deletions

diff --git a/hugo/server_privileges.php b/hugo/server_privileges.php
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@@ -0,0 +1,490 @@
+<?php
+/* vim: set expandtab sw=4 ts=4 sts=4: */
+/**
+ *
+ * @package PhpMyAdmin
+ */
+
+/**
+ *
+ */
+require_once 'libraries/common.inc.php';
+
+/**
+ * functions implementation for this script
+ */
+require_once 'libraries/display_change_password.lib.php';
+require_once 'libraries/server_privileges.lib.php';
+
+/**
+ * Does the common work
+ */
+$response = PMA_Response::getInstance();
+$header   = $response->getHeader();
+$scripts  = $header->getScripts();
+$scripts->addFile('server_privileges.js');
+
+$_add_user_error = false;
+
+if (isset ($_REQUEST['username'])) {
+    $username = $_REQUEST['username'];
+}
+if (isset ($_REQUEST['hostname'])) {
+    $hostname = $_REQUEST['hostname'];
+}
+
+/**
+ * Sets globals from $_POST patterns, for privileges and max_* vars
+ */
+
+$post_patterns = array(
+    '/_priv$/i',
+    '/^max_/i'
+);
+foreach (array_keys($_POST) as $post_key) {
+    foreach ($post_patterns as $one_post_pattern) {
+        if (preg_match($one_post_pattern, $post_key)) {
+            $GLOBALS[$post_key] = $_POST[$post_key];
+        }
+    }
+}
+
+require 'libraries/server_common.inc.php';
+
+$conditional_class = 'ajax';
+
+/**
+ * Messages are built using the message name
+ */
+$strPrivDescAllPrivileges = __('Includes all privileges except GRANT.');
+$strPrivDescAlter = __('Allows altering the structure of existing tables.');
+$strPrivDescAlterRoutine = __('Allows altering and dropping stored routines.');
+$strPrivDescCreateDb = __('Allows creating new databases and tables.');
+$strPrivDescCreateRoutine = __('Allows creating stored routines.');
+$strPrivDescCreateTbl = __('Allows creating new tables.');
+$strPrivDescCreateTmpTable = __('Allows creating temporary tables.');
+$strPrivDescCreateUser = __('Allows creating, dropping and renaming user accounts.');
+$strPrivDescCreateView = __('Allows creating new views.');
+$strPrivDescDelete = __('Allows deleting data.');
+$strPrivDescDropDb = __('Allows dropping databases and tables.');
+$strPrivDescDropTbl = __('Allows dropping tables.');
+$strPrivDescEvent = __('Allows to set up events for the event scheduler');
+$strPrivDescExecute = __('Allows executing stored routines.');
+$strPrivDescFile = __('Allows importing data from and exporting data into files.');
+$strPrivDescGrant = __('Allows adding users and privileges without reloading the privilege tables.');
+$strPrivDescIndex = __('Allows creating and dropping indexes.');
+$strPrivDescInsert = __('Allows inserting and replacing data.');
+$strPrivDescLockTables = __('Allows locking tables for the current thread.');
+$strPrivDescMaxConnections = __('Limits the number of new connections the user may open per hour.');
+$strPrivDescMaxQuestions = __('Limits the number of queries the user may send to the server per hour.');
+$strPrivDescMaxUpdates = __('Limits the number of commands that change any table or database the user may execute per hour.');
+$strPrivDescMaxUserConnections = __('Limits the number of simultaneous connections the user may have.');
+$strPrivDescProcess = __('Allows viewing processes of all users');
+$strPrivDescReferences = __('Has no effect in this MySQL version.');
+$strPrivDescReload = __('Allows reloading server settings and flushing the server\'s caches.');
+$strPrivDescReplClient = __('Allows the user to ask where the slaves / masters are.');
+$strPrivDescReplSlave = __('Needed for the replication slaves.');
+$strPrivDescSelect = __('Allows reading data.');
+$strPrivDescShowDb = __('Gives access to the complete list of databases.');
+$strPrivDescShowView = __('Allows performing SHOW CREATE VIEW queries.');
+$strPrivDescShutdown = __('Allows shutting down the server.');
+$strPrivDescSuper = __('Allows connecting, even if maximum number of connections is reached; required for most administrative operations like setting global variables or killing threads of other users.');
+$strPrivDescTrigger = __('Allows creating and dropping triggers');
+$strPrivDescUpdate = __('Allows changing data.');
+$strPrivDescUsage = __('No privileges.');
+
+/**
+ * Checks if a dropdown box has been used for selecting a database / table
+ */
+if (PMA_isValid($_REQUEST['pred_tablename'])) {
+    $tablename = $_REQUEST['pred_tablename'];
+} elseif (PMA_isValid($_REQUEST['tablename'])) {
+    $tablename = $_REQUEST['tablename'];
+} else {
+    unset($tablename);
+}
+
+if (PMA_isValid($_REQUEST['pred_dbname'])) {
+    $dbname = $_REQUEST['pred_dbname'];
+    unset($pred_dbname);
+} elseif (PMA_isValid($_REQUEST['dbname'])) {
+    $dbname = $_REQUEST['dbname'];
+} else {
+    unset($dbname);
+    unset($tablename);
+}
+
+if (isset($dbname)) {
+    $unescaped_db = PMA_Util::unescapeMysqlWildcards($dbname);
+    $db_and_table = PMA_Util::backquote($unescaped_db) . '.';
+    if (isset($tablename)) {
+        $db_and_table .= PMA_Util::backquote($tablename);
+    } else {
+        $db_and_table .= '*';
+    }
+} else {
+    $db_and_table = '*.*';
+}
+
+// check if given $dbname is a wildcard or not
+if (isset($dbname)) {
+    //if (preg_match('/\\\\(?:_|%)/i', $dbname)) {
+    if (preg_match('/(?<!\\\\)(?:_|%)/i', $dbname)) {
+        $dbname_is_wildcard = true;
+    } else {
+        $dbname_is_wildcard = false;
+    }
+}
+
+/**
+ * Checks if the user is allowed to do what he tries to...
+ */
+if (! $is_superuser) {
+    $response->addHTML(
+        '<h2>' . "\n"
+        . PMA_Util::getIcon('b_usrlist.png')
+        . __('Privileges') . "\n"
+        . '</h2>' . "\n"
+    );
+    $response->addHTML(PMA_Message::error(__('No Privileges'))->getDisplay());
+    exit;
+}
+
+/**
+ * Changes / copies a user, part I
+ */
+if (isset($_REQUEST['change_copy'])) {
+    $user_host_condition = ' WHERE `User` = '
+        . "'". PMA_Util::sqlAddSlashes($_REQUEST['old_username']) . "'"
+        . ' AND `Host` = '
+        . "'" . PMA_Util::sqlAddSlashes($_REQUEST['old_hostname']) . "';";
+    $row = PMA_DBI_fetch_single_row(
+        'SELECT * FROM `mysql`.`user` ' . $user_host_condition
+    );
+    if (! $row) {
+        PMA_Message::notice(__('No user found.'))->display();
+        unset($_REQUEST['change_copy']);
+    } else {
+        extract($row, EXTR_OVERWRITE);
+        // Recent MySQL versions have the field "Password" in mysql.user,
+        // so the previous extract creates $Password but this script
+        // uses $password
+        if (! isset($password) && isset($Password)) {
+            $password = $Password;
+        }
+        $queries = array();
+    }
+}
+
+/**
+ * Adds a user
+ *   (Changes / copies a user, part II)
+ */
+if (isset($_REQUEST['adduser_submit']) || isset($_REQUEST['change_copy'])) {
+    $sql_query = '';
+    if ($_POST['pred_username'] == 'any') {
+        $username = '';
+    }
+    switch ($_POST['pred_hostname']) {
+    case 'any':
+        $hostname = '%';
+        break;
+    case 'localhost':
+        $hostname = 'localhost';
+        break;
+    case 'hosttable':
+        $hostname = '';
+        break;
+    case 'thishost':
+        $_user_name = PMA_DBI_fetch_value('SELECT USER()');
+        $hostname = substr($_user_name, (strrpos($_user_name, '@') + 1));
+        unset($_user_name);
+        break;
+    }
+    $sql = "SELECT '1' FROM `mysql`.`user`"
+        . " WHERE `User` = '" . PMA_Util::sqlAddSlashes($username) . "'"
+        . " AND `Host` = '" . PMA_Util::sqlAddSlashes($hostname) . "';";
+    if (PMA_DBI_fetch_value($sql) == 1) {
+        $message = PMA_Message::error(__('The user %s already exists!'));
+        $message->addParam('[em]\'' . $username . '\'@\'' . $hostname . '\'[/em]');
+        $_REQUEST['adduser'] = true;
+        $_add_user_error = true;
+    } else {
+        list($create_user_real, $create_user_show, $real_sql_query, $sql_query)
+            = PMA_getSqlQueriesForDisplayAndAddUser(
+                $username, $hostname, (isset ($password) ? $password : '')
+            );
+
+        if (empty($_REQUEST['change_copy'])) {
+            $_error = false;
+
+            if (isset($create_user_real)) {
+                if (! PMA_DBI_try_query($create_user_real)) {
+                    $_error = true;
+                }
+                $sql_query = $create_user_show . $sql_query;
+            }
+            list($sql_query, $message) = PMA_addUserAndCreateDatabase(
+                $_error, $real_sql_query, $sql_query, $username, $hostname,
+                isset($dbname) ? $dbname : null
+            );
+
+        } else {
+            if (isset($create_user_real)) {
+                $queries[] = $create_user_real;
+            }
+            $queries[] = $real_sql_query;
+            // we put the query containing the hidden password in
+            // $queries_for_display, at the same position occupied
+            // by the real query in $queries
+            $tmp_count = count($queries);
+            if (isset($create_user_real)) {
+                $queries_for_display[$tmp_count - 2] = $create_user_show;
+            }
+            $queries_for_display[$tmp_count - 1] = $sql_query;
+        }
+        unset($res, $real_sql_query);
+    }
+}
+
+/**
+ * Changes / copies a user, part III
+ */
+if (isset($_REQUEST['change_copy'])) {
+    $queries = PMA_getDbSpecificPrivsQueriesForChangeOrCopyUser(
+        $queries, $username, $hostname
+    );
+}
+
+/**
+ * Updates privileges
+ */
+if (! empty($_POST['update_privs'])) {
+    list($sql_query, $message) = PMA_updatePrivileges(
+        $username,
+        $hostname,
+        (isset($tablename) ? $tablename : ''),
+        (isset($dbname) ? $dbname : '')
+    );
+}
+
+/**
+ * Revokes Privileges
+ */
+if (isset($_REQUEST['revokeall'])) {
+    list ($message, $sql_query) = PMA_getMessageAndSqlQueryForPrivilegesRevoke(
+        $db_and_table,
+        (isset($dbname) ? $dbname : ''),
+        (isset($tablename) ? $tablename : ''),
+        $username, $hostname
+    );
+}
+
+/**
+ * Updates the password
+ */
+if (isset($_REQUEST['change_pw'])) {
+    $message = PMA_getMessageForUpdatePassword(
+        $err_url, $username, $hostname
+    );
+}
+
+/**
+ * Deletes users
+ *   (Changes / copies a user, part IV)
+ */
+if (isset($_REQUEST['delete'])
+    || (isset($_REQUEST['change_copy']) && $_REQUEST['mode'] < 4)
+) {
+    if (isset($_REQUEST['change_copy'])) {
+        $selected_usr = array(
+            $_REQUEST['old_username'] . '&amp;#27;' . $_REQUEST['old_hostname']
+        );
+    } else {
+        $selected_usr = $_REQUEST['selected_usr'];
+        $queries = array();
+    }
+    foreach ($selected_usr as $each_user) {
+        list($this_user, $this_host) = explode('&amp;#27;', $each_user);
+        $queries[] = '# '
+            . sprintf(
+                __('Deleting %s'),
+                '\'' . $this_user . '\'@\'' . $this_host . '\''
+            )
+            . ' ...';
+        $queries[] = 'DROP USER \''
+            . PMA_Util::sqlAddSlashes($this_user)
+            . '\'@\'' . PMA_Util::sqlAddSlashes($this_host) . '\';';
+
+        if (isset($_REQUEST['drop_users_db'])) {
+            $queries[] = 'DROP DATABASE IF EXISTS '
+                . PMA_Util::backquote($this_user) . ';';
+            $GLOBALS['reload'] = true;
+        }
+    }
+    if (empty($_REQUEST['change_copy'])) {
+        list($sql_query, $message) = PMA_deleteUser($queries);
+    }
+}
+
+/**
+ * Changes / copies a user, part V
+ */
+if (isset($_REQUEST['change_copy'])) {
+    $tmp_count = 0;
+    foreach ($queries as $sql_query) {
+        if ($sql_query{0} != '#') {
+            PMA_DBI_query($sql_query);
+        }
+        // when there is a query containing a hidden password, take it
+        // instead of the real query sent
+        if (isset($queries_for_display[$tmp_count])) {
+            $queries[$tmp_count] = $queries_for_display[$tmp_count];
+        }
+        $tmp_count++;
+    }
+    $message = PMA_Message::success();
+    $sql_query = join("\n", $queries);
+}
+
+/**
+ * Reloads the privilege tables into memory
+ */
+if (isset($_REQUEST['flush_privileges'])) {
+    $sql_query = 'FLUSH PRIVILEGES;';
+    PMA_DBI_query($sql_query);
+    $message = PMA_Message::success(__('The privileges were reloaded successfully.'));
+}
+
+/**
+ * some standard links
+ */
+list($link_edit, $link_revoke, $link_export)
+    = PMA_getStandardLinks($conditional_class);
+
+/**
+ * If we are in an Ajax request for Create User/Edit User/Revoke User/
+ * Flush Privileges, show $message and exit.
+ */
+if ($GLOBALS['is_ajax_request']
+    && empty($_REQUEST['ajax_page_request'])
+    && ! isset($_REQUEST['export'])
+    && (! isset($_REQUEST['submit_mult']) || $_REQUEST['submit_mult'] != 'export')
+    && (! isset($_REQUEST['adduser']) || $_add_user_error)
+    && (! isset($_REQUEST['initial']) || empty($_REQUEST['initial']))
+    && ! isset($_REQUEST['showall'])
+    && ! isset($_REQUEST['edit_user_dialog'])
+    && ! isset($_REQUEST['db_specific'])
+) {
+    $extra_data = PMA_getExtraDataForAjaxBehavior(
+        (isset($password) ? $password : ''),
+        $link_export,
+        (isset($sql_query) ? $sql_query : ''),
+        $link_edit,
+        (isset($hostname) ? $hostname : ''),
+        (isset($username) ? $username : '')
+    );
+
+    if (! empty($message) && $message instanceof PMA_Message) {
+        $response = PMA_Response::getInstance();
+        $response->isSuccess($message->isSuccess());
+        $response->addJSON('message', $message);
+        $response->addJSON($extra_data);
+        exit;
+    }
+}
+
+/**
+ * Displays the links
+ */
+if (isset($_REQUEST['viewing_mode']) && $_REQUEST['viewing_mode'] == 'db') {
+    $_REQUEST['db'] = $_REQUEST['checkprivs'];
+
+    $url_query .= '&amp;goto=db_operations.php';
+
+    // Gets the database structure
+    $sub_part = '_structure';
+    ob_start();
+    include 'libraries/db_info.inc.php';
+    $content = ob_get_contents();
+    ob_end_clean();
+    $response->addHTML($content . "\n");
+} else {
+    if (! empty($GLOBALS['message'])) {
+        $response->addHTML(PMA_Util::getMessage($GLOBALS['message']));
+        unset($GLOBALS['message']);
+    }
+}
+
+/**
+ * Displays the page
+ */
+
+// export user definition
+if (isset($_REQUEST['export'])
+    || (isset($_REQUEST['submit_mult']) && $_REQUEST['submit_mult'] == 'export')
+) {
+    list($title, $export) = PMA_getHtmlForExportUserDefinition(
+        isset($username) ? $username : null,
+        isset($hostname) ? $hostname : null
+    );
+
+    unset($username, $hostname, $grants, $one_grant);
+
+    $response = PMA_Response::getInstance();
+    if ($GLOBALS['is_ajax_request']) {
+        $response->addJSON('message', $export);
+        $response->addJSON('title', $title);
+        exit;
+    } else {
+        $response->addHTML("<h2>$title</h2>$export");
+    }
+}
+
+if (empty($_REQUEST['adduser'])
+    && (! isset($_REQUEST['checkprivs'])
+    || ! strlen($_REQUEST['checkprivs']))
+) {
+    if (! isset($username)) {
+        // No username is given --> display the overview
+        $response->addHTML(
+            PMA_getHtmlForDisplayUserOverviewPage(
+                $link_edit, $pmaThemeImage, $text_dir,
+                $conditional_class, $link_export
+            )
+        );
+    } else {
+        // A user was selected -> display the user's properties
+
+        // In an Ajax request, prevent cached values from showing
+        if ($GLOBALS['is_ajax_request'] == true) {
+            header('Cache-Control: no-cache');
+        }
+        $url_dbname = urlencode(
+            str_replace(
+                array('\_', '\%'),
+                array('_', '%'), $_REQUEST['dbname']
+            )
+        );
+        $response->addHTML(
+            PMA_getHtmlForDisplayUserProperties(
+                ((isset ($dbname_is_wildcard)) ? $dbname_is_wildcard : ''),
+                $url_dbname, $username, $hostname, $link_edit, $link_revoke,
+                (isset($dbname) ? $dbname : ''),
+                (isset($tablename) ? $tablename : '')
+            )
+        );
+    }
+} elseif (isset($_REQUEST['adduser'])) {
+    // Add user
+    $response->addHTML(
+        PMA_getHtmlForAddUser((isset($dbname) ? $dbname : ''))
+    );
+} else {
+    // check the privileges for a particular database.
+    $response->addHTML(
+        PMA_getHtmlForSpecificDbPrivileges($link_edit, $conditional_class)
+    );
+} // end if (empty($_REQUEST['adduser']) && empty($checkprivs))... elseif... else...
+
+?>