PHP Config::set方法代码示例

 /**
  * Set the property
  *
  * @param string $key
  * @param int    $value
  *
  * @throws \InvalidArgumentException
  */
 public static function set($key, $value)
 {
     if (!in_array($key, static::getAllowedKeys(), true)) {
         throw new \InvalidArgumentException(sprintf('The key "%s" is not allowed', $key));
     }
     $data = static::getData();
     $data[$key] = (int) $value;
     Config::set(static::$configKey, serialize($data));
     Config::persist(static::$configKey, serialize($data));
 }

 /**
  * Check for new \Contao versions
  */
 public function checkForUpdates()
 {
     if (!is_numeric(BUILD)) {
         return;
     }
     // HOOK: proxy module
     if (Config::get('useProxy')) {
         $objRequest = new \ProxyRequest();
     } else {
         $objRequest = new \Request();
     }
     $objRequest->send(\Config::get('liveUpdateBase') . (LONG_TERM_SUPPORT ? 'lts-version.txt' : 'version.txt'));
     if (!$objRequest->hasError()) {
         \Config::set('latestVersion', $objRequest->response);
         \Config::persist('latestVersion', $objRequest->response);
     }
     // Add a log entry
     $this->log('Checked for Contao updates', __METHOD__, TL_CRON);
 }

 /**
  * Run the controller and parse the template
  */
 public function run()
 {
     $template = new BackendTemplate('be_picker');
     $template->main = '';
     // Ajax request
     if ($_POST && Environment::get('isAjaxRequest')) {
         $this->ajax = new Ajax(Input::post('action'));
         $this->ajax->executePreActions();
     }
     $rebuilder = new Rebuilder();
     $rebuilder->setPopupMode(true);
     $template->main = $rebuilder->run();
     $template->theme = Backend::getTheme();
     $template->base = Environment::get('base');
     $template->language = $GLOBALS['TL_LANGUAGE'];
     $template->title = specialchars($GLOBALS['TL_LANG']['MSC']['pagepicker']);
     $template->charset = Config::get('characterSet');
     Config::set('debugMode', false);
     $template->output();
 }

    /**
     * Return a select menu to limit results
     *
     * @param boolean $blnOptional
     *
     * @return string
     */
    protected function limitMenu($blnOptional = false)
    {
        /** @var AttributeBagInterface $objSessionBag */
        $objSessionBag = \System::getContainer()->get('session')->getBag('contao_backend');
        $session = $objSessionBag->all();
        $filter = $GLOBALS['TL_DCA'][$this->strTable]['list']['sorting']['mode'] == 4 ? $this->strTable . '_' . CURRENT_ID : $this->strTable;
        $fields = '';
        // Set limit from user input
        if (\Input::post('FORM_SUBMIT') == 'tl_filters' || \Input::post('FORM_SUBMIT') == 'tl_filters_limit') {
            $strLimit = \Input::post('tl_limit');
            if ($strLimit == 'tl_limit') {
                unset($session['filter'][$filter]['limit']);
            } else {
                // Validate the user input (thanks to aulmn) (see #4971)
                if ($strLimit == 'all' || preg_match('/^[0-9]+,[0-9]+$/', $strLimit)) {
                    $session['filter'][$filter]['limit'] = $strLimit;
                }
            }
            $objSessionBag->replace($session);
            if (\Input::post('FORM_SUBMIT') == 'tl_filters_limit') {
                $this->reload();
            }
        } else {
            $this->limit = $session['filter'][$filter]['limit'] != '' ? $session['filter'][$filter]['limit'] == 'all' ? null : $session['filter'][$filter]['limit'] : '0,' . \Config::get('resultsPerPage');
            $arrProcedure = $this->procedure;
            $arrValues = $this->values;
            $query = "SELECT COUNT(*) AS count FROM " . $this->strTable;
            if (!empty($this->root) && is_array($this->root)) {
                $arrProcedure[] = 'id IN(' . implode(',', $this->root) . ')';
            }
            // Support empty ptable fields
            if ($GLOBALS['TL_DCA'][$this->strTable]['config']['dynamicPtable']) {
                $arrProcedure[] = $this->ptable == 'tl_article' ? "(ptable=? OR ptable='')" : "ptable=?";
                $arrValues[] = $this->ptable;
            }
            if (!empty($arrProcedure)) {
                $query .= " WHERE " . implode(' AND ', $arrProcedure);
            }
            $objTotal = $this->Database->prepare($query)->execute($arrValues);
            $this->total = $objTotal->count;
            $options_total = 0;
            $blnIsMaxResultsPerPage = false;
            // Overall limit
            if ($this->total > \Config::get('maxResultsPerPage') && ($this->limit === null || preg_replace('/^.*,/', '', $this->limit) == \Config::get('maxResultsPerPage'))) {
                if ($this->limit === null) {
                    $this->limit = '0,' . \Config::get('maxResultsPerPage');
                }
                $blnIsMaxResultsPerPage = true;
                \Config::set('resultsPerPage', \Config::get('maxResultsPerPage'));
                $session['filter'][$filter]['limit'] = \Config::get('maxResultsPerPage');
            }
            $options = '';
            // Build options
            if ($this->total > 0) {
                $options = '';
                $options_total = ceil($this->total / \Config::get('resultsPerPage'));
                // Reset limit if other parameters have decreased the number of results
                if ($this->limit !== null && ($this->limit == '' || preg_replace('/,.*$/', '', $this->limit) > $this->total)) {
                    $this->limit = '0,' . \Config::get('resultsPerPage');
                }
                // Build options
                for ($i = 0; $i < $options_total; $i++) {
                    $this_limit = $i * \Config::get('resultsPerPage') . ',' . \Config::get('resultsPerPage');
                    $upper_limit = $i * \Config::get('resultsPerPage') + \Config::get('resultsPerPage');
                    if ($upper_limit > $this->total) {
                        $upper_limit = $this->total;
                    }
                    $options .= '
  <option value="' . $this_limit . '"' . \Widget::optionSelected($this->limit, $this_limit) . '>' . ($i * \Config::get('resultsPerPage') + 1) . ' - ' . $upper_limit . '</option>';
                }
                if (!$blnIsMaxResultsPerPage) {
                    $options .= '
  <option value="all"' . \Widget::optionSelected($this->limit, null) . '>' . $GLOBALS['TL_LANG']['MSC']['filterAll'] . '</option>';
                }
            }
            // Return if there is only one page
            if ($blnOptional && ($this->total < 1 || $options_total < 2)) {
                return '';
            }
            $fields = '
<select name="tl_limit" class="tl_select' . ($session['filter'][$filter]['limit'] != 'all' && $this->total > \Config::get('resultsPerPage') ? ' active' : '') . '" onchange="this.form.submit()">
  <option value="tl_limit">' . $GLOBALS['TL_LANG']['MSC']['filterRecords'] . '</option>' . $options . '
</select> ';
        }
        return '

<div class="tl_limit tl_subpanel">
<strong>' . $GLOBALS['TL_LANG']['MSC']['showOnly'] . ':</strong> ' . $fields . '
</div>';
    }

 /**
  * Set all user properties from a database record
  */
 protected function setUserFromDb()
 {
     $this->intId = $this->id;
     // Unserialize values
     foreach ($this->arrData as $k => $v) {
         if (!is_numeric($v)) {
             $this->{$k} = deserialize($v);
         }
     }
     $GLOBALS['TL_USERNAME'] = $this->username;
     \System::getContainer()->get('request_stack')->getCurrentRequest()->setLocale($this->language);
     \System::getContainer()->get('translator')->setLocale($this->language);
     // Deprecated since Contao 4.0, to be removed in Contao 5.0
     $GLOBALS['TL_LANGUAGE'] = str_replace('_', '-', $this->language);
     \Config::set('showHelp', $this->showHelp);
     \Config::set('useRTE', $this->useRTE);
     \Config::set('useCE', $this->useCE);
     \Config::set('thumbnails', $this->thumbnails);
     \Config::set('backendTheme', $this->backendTheme);
     // Inherit permissions
     $always = array('alexf');
     $depends = array('modules', 'themes', 'pagemounts', 'alpty', 'filemounts', 'fop', 'forms', 'formp', 'imageSizes');
     // HOOK: Take custom permissions
     if (!empty($GLOBALS['TL_PERMISSIONS']) && is_array($GLOBALS['TL_PERMISSIONS'])) {
         $depends = array_merge($depends, $GLOBALS['TL_PERMISSIONS']);
     }
     // Overwrite user permissions if only group permissions shall be inherited
     if ($this->inherit == 'group') {
         foreach ($depends as $field) {
             $this->{$field} = array();
         }
     }
     // Merge permissions
     $inherit = in_array($this->inherit, array('group', 'extend')) ? array_merge($always, $depends) : $always;
     $time = \Date::floorToMinute();
     foreach ((array) $this->groups as $id) {
         $objGroup = $this->Database->prepare("SELECT * FROM tl_user_group WHERE id=? AND disable!='1' AND (start='' OR start<='{$time}') AND (stop='' OR stop>'" . ($time + 60) . "')")->limit(1)->execute($id);
         if ($objGroup->numRows > 0) {
             foreach ($inherit as $field) {
                 $value = deserialize($objGroup->{$field}, true);
                 // The new page/file picker can return integers instead of arrays, so use empty() instead of is_array() and deserialize(true) here
                 if (!empty($value)) {
                     $this->{$field} = array_merge(is_array($this->{$field}) ? $this->{$field} : ($this->{$field} != '' ? array($this->{$field}) : array()), $value);
                     $this->{$field} = array_unique($this->{$field});
                 }
             }
         }
     }
     // Make sure pagemounts and filemounts are set!
     if (!is_array($this->pagemounts)) {
         $this->pagemounts = array();
     } else {
         $this->pagemounts = array_filter($this->pagemounts);
     }
     if (!is_array($this->filemounts)) {
         $this->filemounts = array();
     } else {
         $this->filemounts = array_filter($this->filemounts);
     }
     // Store the numeric file mounts
     $this->arrFilemountIds = $this->filemounts;
     // Convert the file mounts into paths
     if (!$this->isAdmin && !empty($this->filemounts)) {
         $objFiles = \FilesModel::findMultipleByUuids($this->filemounts);
         if ($objFiles !== null) {
             $this->filemounts = $objFiles->fetchEach('path');
         }
     }
 }

 /**
  * Ajax actions that do require a data container object
  *
  * @param DataContainer $dc
  *
  * @throws NoContentResponseException
  * @throws ResponseException
  * @throws BadRequestHttpException
  */
 public function executePostActions(DataContainer $dc)
 {
     header('Content-Type: text/html; charset=' . \Config::get('characterSet'));
     // Bypass any core logic for non-core drivers (see #5957)
     if (!$dc instanceof DC_File && !$dc instanceof DC_Folder && !$dc instanceof DC_Table) {
         $this->executePostActionsHook($dc);
         throw new NoContentResponseException();
     }
     switch ($this->strAction) {
         // Load nodes of the page structure tree
         case 'loadStructure':
             throw new ResponseException($this->convertToResponse($dc->ajaxTreeView($this->strAjaxId, intval(\Input::post('level')))));
             // Load nodes of the file manager tree
         // Load nodes of the file manager tree
         case 'loadFileManager':
             throw new ResponseException($this->convertToResponse($dc->ajaxTreeView(\Input::post('folder', true), intval(\Input::post('level')))));
             // Load nodes of the page tree
         // Load nodes of the page tree
         case 'loadPagetree':
             $varValue = null;
             $strField = $dc->field = \Input::post('name');
             // Call the load_callback
             if (is_array($GLOBALS['TL_DCA'][$dc->table]['fields'][$strField]['load_callback'])) {
                 foreach ($GLOBALS['TL_DCA'][$dc->table]['fields'][$strField]['load_callback'] as $callback) {
                     if (is_array($callback)) {
                         $this->import($callback[0]);
                         $varValue = $this->{$callback[0]}->{$callback[1]}($varValue, $dc);
                     } elseif (is_callable($callback)) {
                         $varValue = $callback($varValue, $dc);
                     }
                 }
             }
             /** @var PageSelector $strClass */
             $strClass = $GLOBALS['BE_FFL']['pageSelector'];
             /** @var PageSelector $objWidget */
             $objWidget = new $strClass($strClass::getAttributesFromDca($GLOBALS['TL_DCA'][$dc->table]['fields'][$strField], $dc->field, $varValue, $strField, $dc->table, $dc));
             throw new ResponseException($this->convertToResponse($objWidget->generateAjax($this->strAjaxId, \Input::post('field'), intval(\Input::post('level')))));
             // Load nodes of the file tree
         // Load nodes of the file tree
         case 'loadFiletree':
             $varValue = null;
             $strField = $dc->field = \Input::post('name');
             // Call the load_callback
             if (is_array($GLOBALS['TL_DCA'][$dc->table]['fields'][$strField]['load_callback'])) {
                 foreach ($GLOBALS['TL_DCA'][$dc->table]['fields'][$strField]['load_callback'] as $callback) {
                     if (is_array($callback)) {
                         $this->import($callback[0]);
                         $varValue = $this->{$callback[0]}->{$callback[1]}($varValue, $dc);
                     } elseif (is_callable($callback)) {
                         $varValue = $callback($varValue, $dc);
                     }
                 }
             }
             /** @var FileSelector $strClass */
             $strClass = $GLOBALS['BE_FFL']['fileSelector'];
             /** @var FileSelector $objWidget */
             $objWidget = new $strClass($strClass::getAttributesFromDca($GLOBALS['TL_DCA'][$dc->table]['fields'][$strField], $dc->field, $varValue, $strField, $dc->table, $dc));
             // Load a particular node
             if (\Input::post('folder', true) != '') {
                 throw new ResponseException($this->convertToResponse($objWidget->generateAjax(\Input::post('folder', true), \Input::post('field'), intval(\Input::post('level')))));
             }
             throw new ResponseException($this->convertToResponse($objWidget->generate()));
             // Reload the page/file picker
         // Reload the page/file picker
         case 'reloadPagetree':
         case 'reloadFiletree':
             $intId = \Input::get('id');
             $strField = $dc->inputName = \Input::post('name');
             // Handle the keys in "edit multiple" mode
             if (\Input::get('act') == 'editAll') {
                 $intId = preg_replace('/.*_([0-9a-zA-Z]+)$/', '$1', $strField);
                 $strField = preg_replace('/(.*)_[0-9a-zA-Z]+$/', '$1', $strField);
             }
             $dc->field = $strField;
             // The field does not exist
             if (!isset($GLOBALS['TL_DCA'][$dc->table]['fields'][$strField])) {
                 $this->log('Field "' . $strField . '" does not exist in DCA "' . $dc->table . '"', __METHOD__, TL_ERROR);
                 throw new BadRequestHttpException('Bad request');
             }
             $objRow = null;
             $varValue = null;
             // Load the value
             if (\Input::get('act') != 'overrideAll') {
                 if ($GLOBALS['TL_DCA'][$dc->table]['config']['dataContainer'] == 'File') {
                     $varValue = \Config::get($strField);
                 } elseif ($intId > 0 && $this->Database->tableExists($dc->table)) {
                     $objRow = $this->Database->prepare("SELECT * FROM " . $dc->table . " WHERE id=?")->execute($intId);
                     // The record does not exist
                     if ($objRow->numRows < 1) {
                         $this->log('A record with the ID "' . $intId . '" does not exist in table "' . $dc->table . '"', __METHOD__, TL_ERROR);
                         throw new BadRequestHttpException('Bad request');
//.........这里部分代码省略.........

    /**
     * List all files and folders of the file system
     *
     * @return string
     */
    public function showAll()
    {
        $return = '';
        /** @var SessionInterface $objSession */
        $objSession = \System::getContainer()->get('session');
        /** @var AttributeBagInterface $objSessionBag */
        $objSessionBag = $objSession->getBag('contao_backend');
        $session = $objSessionBag->all();
        // Add to clipboard
        if (\Input::get('act') == 'paste') {
            if (\Input::get('mode') != 'create' && \Input::get('mode') != 'move') {
                $this->isValid($this->intId);
            }
            $arrClipboard = $objSession->get('CLIPBOARD');
            $arrClipboard[$this->strTable] = array('id' => $this->urlEncode($this->intId), 'childs' => \Input::get('childs'), 'mode' => \Input::get('mode'));
            $objSession->set('CLIPBOARD', $arrClipboard);
        }
        // Get the session data and toggle the nodes
        if (\Input::get('tg') == 'all') {
            // Expand tree
            if (!is_array($session['filetree']) || empty($session['filetree']) || current($session['filetree']) != 1) {
                $session['filetree'] = $this->getMD5Folders(\Config::get('uploadPath'));
            } else {
                $session['filetree'] = array();
            }
            $objSessionBag->replace($session);
            $this->redirect(preg_replace('/(&(amp;)?|\\?)tg=[^& ]*/i', '', \Environment::get('request')));
        }
        $blnClipboard = false;
        $arrClipboard = $objSession->get('CLIPBOARD');
        // Check clipboard
        if (!empty($arrClipboard[$this->strTable])) {
            $blnClipboard = true;
            $arrClipboard = $arrClipboard[$this->strTable];
        }
        // Load the fonts to display the paste hint
        \Config::set('loadGoogleFonts', $blnClipboard);
        $this->import('Files');
        $this->import('BackendUser', 'User');
        $arrFound = array();
        $for = $session['search'][$this->strTable]['value'];
        // Limit the results by modifying $this->arrFilemounts
        if ($for != '') {
            // Wrap in a try catch block in case the regular expression is invalid (see #7743)
            try {
                $strPattern = "CAST(name AS CHAR) REGEXP ?";
                if (substr(\Config::get('dbCollation'), -3) == '_ci') {
                    $strPattern = "LOWER(CAST(name AS CHAR)) REGEXP LOWER(?)";
                }
                if (isset($GLOBALS['TL_DCA'][$this->strTable]['fields']['name']['foreignKey'])) {
                    list($t, $f) = explode('.', $GLOBALS['TL_DCA'][$this->strTable]['fields']['name']['foreignKey']);
                    $objRoot = $this->Database->prepare("SELECT path, type, extension FROM {$this->strTable} WHERE (" . $strPattern . " OR " . sprintf($strPattern, "(SELECT {$f} FROM {$t} WHERE {$t}.id={$this->strTable}.name)") . ") GROUP BY path")->execute($for, $for);
                } else {
                    $objRoot = $this->Database->prepare("SELECT path, type, extension FROM {$this->strTable} WHERE " . $strPattern . " GROUP BY path")->execute($for);
                }
                if ($objRoot->numRows < 1) {
                    $this->arrFilemounts = array();
                } else {
                    $arrRoot = array();
                    // Respect existing limitations (root IDs)
                    if (is_array($GLOBALS['TL_DCA'][$this->strTable]['list']['sorting']['root'])) {
                        while ($objRoot->next()) {
                            foreach ($GLOBALS['TL_DCA'][$this->strTable]['list']['sorting']['root'] as $root) {
                                if (strncmp($root . '/', $objRoot->path . '/', strlen($root) + 1) === 0) {
                                    if ($objRoot->type == 'folder' || empty($this->arrValidFileTypes) || in_array($objRoot->extension, $this->arrValidFileTypes)) {
                                        $arrFound[] = $objRoot->path;
                                    }
                                    $arrRoot[] = $objRoot->type == 'folder' ? $objRoot->path : dirname($objRoot->path);
                                    continue 2;
                                }
                            }
                        }
                    } else {
                        while ($objRoot->next()) {
                            if ($objRoot->type == 'folder' || empty($this->arrValidFileTypes) || in_array($objRoot->extension, $this->arrValidFileTypes)) {
                                $arrFound[] = $objRoot->path;
                            }
                            $arrRoot[] = $objRoot->type == 'folder' ? $objRoot->path : dirname($objRoot->path);
                        }
                    }
                    $this->arrFilemounts = $this->eliminateNestedPaths(array_unique($arrRoot));
                }
            } catch (\Exception $e) {
            }
        }
        // Call recursive function tree()
        if (empty($this->arrFilemounts) && !is_array($GLOBALS['TL_DCA'][$this->strTable]['list']['sorting']['root']) && $GLOBALS['TL_DCA'][$this->strTable]['list']['sorting']['root'] !== false) {
            $return .= $this->generateTree(TL_ROOT . '/' . \Config::get('uploadPath'), 0, false, true, $blnClipboard ? $arrClipboard : false, $arrFound);
        } else {
            for ($i = 0, $c = count($this->arrFilemounts); $i < $c; $i++) {
                if ($this->arrFilemounts[$i] != '' && is_dir(TL_ROOT . '/' . $this->arrFilemounts[$i])) {
                    $return .= $this->generateTree(TL_ROOT . '/' . $this->arrFilemounts[$i], 0, true, true, $blnClipboard ? $arrClipboard : false, $arrFound);
                }
            }
        }
//.........这里部分代码省略.........

 /**
  * Save the current value
  *
  * @param mixed $varValue
  */
 protected function save($varValue)
 {
     if (\Input::post('FORM_SUBMIT') != $this->strTable) {
         return;
     }
     $arrData = $GLOBALS['TL_DCA'][$this->strTable]['fields'][$this->strField];
     // Make sure that checkbox values are boolean
     if ($arrData['inputType'] == 'checkbox' && !$arrData['eval']['multiple']) {
         $varValue = $varValue ? true : false;
     }
     if ($varValue != '') {
         // Convert binary UUIDs (see #6893)
         if ($arrData['inputType'] == 'fileTree') {
             $varValue = deserialize($varValue);
             if (!is_array($varValue)) {
                 $varValue = \StringUtil::binToUuid($varValue);
             } else {
                 $varValue = serialize(array_map('StringUtil::binToUuid', $varValue));
             }
         }
         // Convert date formats into timestamps
         if ($varValue != '' && in_array($arrData['eval']['rgxp'], array('date', 'time', 'datim'))) {
             $objDate = new \Date($varValue, \Date::getFormatFromRgxp($arrData['eval']['rgxp']));
             $varValue = $objDate->tstamp;
         }
         // Handle entities
         if ($arrData['inputType'] == 'text' || $arrData['inputType'] == 'textarea') {
             $varValue = deserialize($varValue);
             if (!is_array($varValue)) {
                 $varValue = \StringUtil::restoreBasicEntities($varValue);
             } else {
                 $varValue = serialize(array_map('StringUtil::restoreBasicEntities', $varValue));
             }
         }
     }
     // Trigger the save_callback
     if (is_array($arrData['save_callback'])) {
         foreach ($arrData['save_callback'] as $callback) {
             if (is_array($callback)) {
                 $this->import($callback[0]);
                 $varValue = $this->{$callback}[0]->{$callback}[1]($varValue, $this);
             } elseif (is_callable($callback)) {
                 $varValue = $callback($varValue, $this);
             }
         }
     }
     $strCurrent = $this->varValue;
     // Handle arrays and strings
     if (is_array($strCurrent)) {
         $strCurrent = serialize($strCurrent);
     } elseif (is_string($strCurrent)) {
         $strCurrent = html_entity_decode($this->varValue, ENT_QUOTES, \Config::get('characterSet'));
     }
     // Save the value if there was no error
     if ((strlen($varValue) || !$arrData['eval']['doNotSaveEmpty']) && $strCurrent != $varValue) {
         \Config::persist($this->strField, $varValue);
         $deserialize = deserialize($varValue);
         $prior = is_bool(\Config::get($this->strField)) ? \Config::get($this->strField) ? 'true' : 'false' : \Config::get($this->strField);
         // Add a log entry
         if (!is_array(deserialize($prior)) && !is_array($deserialize)) {
             if ($arrData['inputType'] == 'password' || $arrData['inputType'] == 'textStore') {
                 $this->log('The global configuration variable "' . $this->strField . '" has been changed', __METHOD__, TL_CONFIGURATION);
             } else {
                 $this->log('The global configuration variable "' . $this->strField . '" has been changed from "' . $prior . '" to "' . $varValue . '"', __METHOD__, TL_CONFIGURATION);
             }
         }
         // Set the new value so the input field can show it
         $this->varValue = $deserialize;
         \Config::set($this->strField, $deserialize);
     }
 }

    /**
     * List all files and folders of the file system
     *
     * @return string
     */
    public function showAll()
    {
        $return = '';
        /** @var SessionInterface $objSession */
        $objSession = \System::getContainer()->get('session');
        // Add to clipboard
        if (\Input::get('act') == 'paste') {
            if (\Input::get('mode') != 'create' && \Input::get('mode') != 'move') {
                $this->isValid($this->intId);
            }
            $arrClipboard = $objSession->get('CLIPBOARD');
            $arrClipboard[$this->strTable] = array('id' => $this->urlEncode($this->intId), 'childs' => \Input::get('childs'), 'mode' => \Input::get('mode'));
            $objSession->set('CLIPBOARD', $arrClipboard);
        }
        // Get the session data and toggle the nodes
        if (\Input::get('tg') == 'all') {
            /** @var AttributeBagInterface $objSessionBag */
            $objSessionBag = $objSession->getBag('contao_backend');
            $session = $objSessionBag->all();
            // Expand tree
            if (!is_array($session['filetree']) || empty($session['filetree']) || current($session['filetree']) != 1) {
                $session['filetree'] = $this->getMD5Folders(\Config::get('uploadPath'));
            } else {
                $session['filetree'] = array();
            }
            $objSessionBag->replace($session);
            $this->redirect(preg_replace('/(&(amp;)?|\\?)tg=[^& ]*/i', '', \Environment::get('request')));
        }
        $blnClipboard = false;
        $arrClipboard = $objSession->get('CLIPBOARD');
        // Check clipboard
        if (!empty($arrClipboard[$this->strTable])) {
            $blnClipboard = true;
            $arrClipboard = $arrClipboard[$this->strTable];
        }
        // Load the fonts to display the paste hint
        \Config::set('loadGoogleFonts', $blnClipboard);
        $this->import('Files');
        $this->import('BackendUser', 'User');
        // Call recursive function tree()
        if (empty($this->arrFilemounts) && !is_array($GLOBALS['TL_DCA'][$this->strTable]['list']['sorting']['root']) && $GLOBALS['TL_DCA'][$this->strTable]['list']['sorting']['root'] !== false) {
            $return .= $this->generateTree(TL_ROOT . '/' . \Config::get('uploadPath'), 0, false, true, $blnClipboard ? $arrClipboard : false);
        } else {
            for ($i = 0, $c = count($this->arrFilemounts); $i < $c; $i++) {
                if ($this->arrFilemounts[$i] != '' && is_dir(TL_ROOT . '/' . $this->arrFilemounts[$i])) {
                    $return .= $this->generateTree(TL_ROOT . '/' . $this->arrFilemounts[$i], 0, true, true, $blnClipboard ? $arrClipboard : false);
                }
            }
        }
        // Check for the "create new" button
        $clsNew = 'header_new_folder';
        $lblNew = $GLOBALS['TL_LANG'][$this->strTable]['new'][0];
        $ttlNew = $GLOBALS['TL_LANG'][$this->strTable]['new'][1];
        $hrfNew = '&amp;act=paste&amp;mode=create';
        if (isset($GLOBALS['TL_DCA'][$this->strTable]['list']['new'])) {
            $clsNew = $GLOBALS['TL_DCA'][$this->strTable]['list']['new']['class'];
            $lblNew = $GLOBALS['TL_DCA'][$this->strTable]['list']['new']['label'][0];
            $ttlNew = $GLOBALS['TL_DCA'][$this->strTable]['list']['new']['label'][1];
            $hrfNew = $GLOBALS['TL_DCA'][$this->strTable]['list']['new']['href'];
        }
        $imagePasteInto = \Image::getHtml('pasteinto.gif', $GLOBALS['TL_LANG'][$this->strTable]['pasteinto'][0]);
        // Build the tree
        $return = '
<div id="tl_buttons">' . (\Input::get('act') == 'select' ? '
<a href="' . $this->getReferer(true) . '" class="header_back" title="' . specialchars($GLOBALS['TL_LANG']['MSC']['backBTTitle']) . '" accesskey="b" onclick="Backend.getScrollOffset()">' . $GLOBALS['TL_LANG']['MSC']['backBT'] . '</a> ' : '') . (\Input::get('act') != 'select' && !$blnClipboard ? '
<a href="' . $this->addToUrl($hrfNew) . '" class="' . $clsNew . '" title="' . specialchars($ttlNew) . '" accesskey="n" onclick="Backend.getScrollOffset()">' . $lblNew . '</a> ' . (!$GLOBALS['TL_DCA'][$this->strTable]['config']['closed'] && !$GLOBALS['TL_DCA'][$this->strTable]['config']['notCreatable'] ? '<a href="' . $this->addToUrl('&amp;act=paste&amp;mode=move') . '" class="header_new" title="' . specialchars($GLOBALS['TL_LANG'][$this->strTable]['move'][1]) . '" onclick="Backend.getScrollOffset()">' . $GLOBALS['TL_LANG'][$this->strTable]['move'][0] . '</a> ' : '') . $this->generateGlobalButtons() : '') . ($blnClipboard ? '<a href="' . $this->addToUrl('clipboard=1') . '" class="header_clipboard" title="' . specialchars($GLOBALS['TL_LANG']['MSC']['clearClipboard']) . '" accesskey="x">' . $GLOBALS['TL_LANG']['MSC']['clearClipboard'] . '</a> ' : '') . '
</div>' . \Message::generate(true) . (\Input::get('act') == 'select' ? '

<form action="' . ampersand(\Environment::get('request'), true) . '" id="tl_select" class="tl_form' . (\Input::get('act') == 'select' ? ' unselectable' : '') . '" method="post" novalidate>
<div class="tl_formbody">
<input type="hidden" name="FORM_SUBMIT" value="tl_select">
<input type="hidden" name="REQUEST_TOKEN" value="' . REQUEST_TOKEN . '">' : '') . ($blnClipboard ? '

<div id="paste_hint">
  <p>' . $GLOBALS['TL_LANG']['MSC']['selectNewPosition'] . '</p>
</div>' : '') . '

<div class="tl_listing_container tree_view" id="tl_listing">' . (isset($GLOBALS['TL_DCA'][$this->strTable]['list']['sorting']['breadcrumb']) ? $GLOBALS['TL_DCA'][$this->strTable]['list']['sorting']['breadcrumb'] : '') . (\Input::get('act') == 'select' ? '

<div class="tl_select_trigger">
<label for="tl_select_trigger" class="tl_select_label">' . $GLOBALS['TL_LANG']['MSC']['selectAll'] . '</label> <input type="checkbox" id="tl_select_trigger" onclick="Backend.toggleCheckboxes(this)" class="tl_tree_checkbox">
</div>' : '') . '

<ul class="tl_listing">
  <li class="tl_folder_top" onmouseover="Theme.hoverDiv(this,1)" onmouseout="Theme.hoverDiv(this,0)"><div class="tl_left">' . \Image::getHtml('filemounts.gif') . ' ' . $GLOBALS['TL_LANG']['MSC']['filetree'] . '</div> <div class="tl_right">' . ($blnClipboard && empty($this->arrFilemounts) && !is_array($GLOBALS['TL_DCA'][$this->strTable]['list']['sorting']['root']) && $GLOBALS['TL_DCA'][$this->strTable]['list']['sorting']['root'] !== false ? '<a href="' . $this->addToUrl('&amp;act=' . $arrClipboard['mode'] . '&amp;mode=2&amp;pid=' . \Config::get('uploadPath') . (!is_array($arrClipboard['id']) ? '&amp;id=' . $arrClipboard['id'] : '')) . '" title="' . specialchars($GLOBALS['TL_LANG'][$this->strTable]['pasteinto'][1]) . '" onclick="Backend.getScrollOffset()">' . $imagePasteInto . '</a>' : '&nbsp;') . '</div><div style="clear:both"></div></li>' . $return . '
</ul>

</div>';
        // Close the form
        if (\Input::get('act') == 'select') {
            // Submit buttons
            $arrButtons = array();
            if (!$GLOBALS['TL_DCA'][$this->strTable]['config']['notDeletable']) {
                $arrButtons['delete'] = '<button type="submit" name="delete" id="delete" class="tl_submit" accesskey="d" onclick="return confirm(\'' . $GLOBALS['TL_LANG']['MSC']['delAllConfirmFile'] . '\')">' . $GLOBALS['TL_LANG']['MSC']['deleteSelected'] . '</button>';
            }
//.........这里部分代码省略.........

 /**
  * Sets a Contao parameter.
  *
  * @param string $key   The key
  * @param mixed  $value The value
  */
 public function setConfig($key, $value)
 {
     Config::set($key, $value);
 }

 /**
  * Run the controller and parse the template
  */
 public function run()
 {
     $template = new BackendTemplate('be_main');
     $template->main = '';
     // Ajax request
     if ($_POST && Environment::get('isAjaxRequest')) {
         $this->objAjax = new Ajax(Input::post('action'));
         $this->objAjax->executePreActions();
     }
     $strTable = Input::get('table');
     $strField = Input::get('field');
     // Define the current ID
     define('CURRENT_ID', Input::get('table') ? $this->Session->get('CURRENT_ID') : Input::get('id'));
     Controller::loadDataContainer($strTable);
     $strDriver = 'DC_' . $GLOBALS['TL_DCA'][$strTable]['config']['dataContainer'];
     $objDca = new $strDriver($strTable);
     $objDca->field = $strField;
     // Set the active record
     if ($this->Database->tableExists($strTable)) {
         /** @var Model $strModel $strModel */
         $strModel = Model::getClassFromTable($strTable);
         if (class_exists($strModel)) {
             $objModel = $strModel::findByPk(Input::get('id'));
             if ($objModel !== null) {
                 $objDca->activeRecord = $objModel;
             }
         }
     }
     // AJAX request
     if ($_POST && Environment::get('isAjaxRequest')) {
         $this->objAjax->executePostActions($objDca);
     }
     $partial = new BackendTemplate('be_rte_table_editor');
     $template->isPopup = true;
     $template->main = $partial->parse();
     $template->theme = Backend::getTheme();
     $template->base = Environment::get('base');
     $template->language = $GLOBALS['TL_LANGUAGE'];
     $template->title = specialchars($GLOBALS['TL_LANG']['MSC']['pagepicker']);
     $template->charset = Config::get('characterSet');
     Config::set('debugMode', false);
     $template->output();
 }

 /**
  * Version 3.0.0 update
  */
 protected function update300()
 {
     // Step 1: database structure
     if (!$this->Database->tableExists('tl_files')) {
         $this->enableMaintenanceMode();
         if (\Input::post('FORM_SUBMIT') == 'tl_30update') {
             $this->import('Database\\Updater', 'Updater');
             $this->Updater->run300Update();
             $this->reload();
         }
         // Disable the tasks extension (see #4907)
         if (is_dir(TL_ROOT . '/system/modules/tasks')) {
             \System::disableModule('tasks');
         }
         // Reset the upload path if it has been changed already (see #5560 and #5870)
         if (\Config::get('uploadPath') == 'files' && is_dir(TL_ROOT . '/tl_files')) {
             \Config::set('uploadPath', 'tl_files');
             \Config::persist('uploadPath', 'tl_files');
         }
         // Show a warning if the upload folder does not exist (see #4626)
         if (!is_dir(TL_ROOT . '/' . \Config::get('uploadPath'))) {
             $this->Template->filesWarning = sprintf($GLOBALS['TL_LANG']['tl_install']['filesWarning'], '<a href="https://gist.github.com/3304014" target="_blank">https://gist.github.com/3304014</a>');
         }
         $this->Template->step = 1;
         $this->Template->is30Update = true;
         $this->outputAndExit();
     }
     $objRow = $this->Database->query("SELECT COUNT(*) AS count FROM tl_files");
     // Step 2: scan the upload folder if it is not empty (see #6061)
     if ($objRow->count < 1 && count(scan(TL_ROOT . '/' . \Config::get('uploadPath'))) > 0) {
         $this->enableMaintenanceMode();
         if (\Input::post('FORM_SUBMIT') == 'tl_30update') {
             $this->import('Database\\Updater', 'Updater');
             $this->Updater->scanUploadFolder();
             \Config::persist('checkFileTree', true);
             $this->reload();
         }
         $this->Template->step = 2;
         $this->Template->is30Update = true;
         $this->outputAndExit();
     } elseif (\Config::get('checkFileTree')) {
         $this->enableMaintenanceMode();
         if (\Input::post('FORM_SUBMIT') == 'tl_30update') {
             $this->import('Database\\Updater', 'Updater');
             $this->Updater->updateFileTreeFields();
             \Config::persist('checkFileTree', false);
             $this->reload();
         }
         $this->Template->step = 3;
         $this->Template->is30Update = true;
         $this->outputAndExit();
     }
 }