mirror of
https://github.com/silverstripe/silverstripe-framework
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93438e0be2
API CHANGE: DataObject::get()'s GROUP BY clause is only generated for MySQL as it needs to be improved for other databases to accept it. git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/sapphire/trunk@66427 467b73ca-7a2a-4603-9d3b-597d59a354a9
139 lines
4.5 KiB
PHP
Executable File
139 lines
4.5 KiB
PHP
Executable File
<?php
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/**
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* ErrorPage holds the content for the page of an error response.
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* Renders the page on each publish action into a static HTML file
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* within the assets directory, after the naming convention
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* /assets/error-<statuscode>.html.
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* This enables us to show errors even if PHP experiences a recoverable error.
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* ErrorPages
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*
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* @see Debug::friendlyError()
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*
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* @package cms
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*/
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class ErrorPage extends Page {
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static $db = array(
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"ErrorCode" => "Int",
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);
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static $defaults = array(
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"ShowInMenus" => 0,
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"ShowInSearch" => 0
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);
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/**
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* Ensures that there is always a 404 page
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* by checking if there's an instance of
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* ErrorPage with a 404 error code. If there
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* is not, one is created when the DB is built.
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*/
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function requireDefaultRecords() {
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parent::requireDefaultRecords();
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if(!DataObject::get_one('ErrorPage', "\"ErrorCode\" = '404'")) {
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$errorpage = new ErrorPage();
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$errorpage->ErrorCode = 404;
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$errorpage->Title = _t('ErrorPage.DEFAULTERRORPAGETITLE', 'Page not found');
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$errorpage->URLSegment = 'page-not-found';
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$errorpage->Content = _t('ErrorPage.DEFAULTERRORPAGECONTENT', '<p>Sorry, it seems you were trying to access a page that doesn\'t exist.</p><p>Please check the spelling of the URL you were trying to access and try again.</p>');
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$errorpage->Status = 'New page';
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$errorpage->write();
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Database::alteration_message('404 page created', 'created');
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}
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}
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function getCMSFields() {
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$fields = parent::getCMSFields();
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$fields->addFieldToTab(
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"Root.Content.Main",
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new DropdownField(
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"ErrorCode",
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$this->fieldLabel('ErrorCode'),
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array(
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400 => _t('ErrorPage.400', '400 - Bad Request'),
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401 => _t('ErrorPage.401', '401 - Unauthorized'),
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403 => _t('ErrorPage.403', '403 - Forbidden'),
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404 => _t('ErrorPage.404', '404 - Not Found'),
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405 => _t('ErrorPage.405', '405 - Method Not Allowed'),
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406 => _t('ErrorPage.406', '406 - Not Acceptable'),
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407 => _t('ErrorPage.407', '407 - Proxy Authentication Required'),
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408 => _t('ErrorPage.408', '408 - Request Timeout'),
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409 => _t('ErrorPage.409', '409 - Conflict'),
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410 => _t('ErrorPage.410', '410 - Gone'),
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411 => _t('ErrorPage.411', '411 - Length Required'),
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412 => _t('ErrorPage.412', '412 - Precondition Failed'),
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413 => _t('ErrorPage.413', '413 - Request Entity Too Large'),
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414 => _t('ErrorPage.414', '414 - Request-URI Too Long'),
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415 => _t('ErrorPage.415', '415 - Unsupported Media Type'),
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416 => _t('ErrorPage.416', '416 - Request Range Not Satisfiable'),
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417 => _t('ErrorPage.417', '417 - Expectation Failed'),
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500 => _t('ErrorPage.500', '500 - Internal Server Error'),
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501 => _t('ErrorPage.501', '501 - Not Implemented'),
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502 => _t('ErrorPage.502', '502 - Bad Gateway'),
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503 => _t('ErrorPage.503', '503 - Service Unavailable'),
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504 => _t('ErrorPage.504', '504 - Gateway Timeout'),
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505 => _t('ErrorPage.505', '505 - HTTP Version Not Supported'),
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)
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),
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"Content"
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);
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return $fields;
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}
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/**
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* When an error page is published, create a static HTML page with its
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* content, so the page can be shown even when SilverStripe is not
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* functioning correctly before publishing this page normally.
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* @param string|int $fromStage Place to copy from. Can be either a stage name or a version number.
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* @param string $toStage Place to copy to. Must be a stage name.
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* @param boolean $createNewVersion Set this to true to create a new version number. By default, the existing version number will be copied over.
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*/
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function publish($fromStage, $toStage, $createNewVersion = false) {
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$oldStage = Versioned::current_stage();
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// Run the page
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$response = Director::test($this->Link());
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$errorContent = $response->getBody();
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if(!file_exists(ASSETS_PATH)) {
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mkdir(ASSETS_PATH, 02775);
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}
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if($fh = fopen(ASSETS_PATH . "/error-$this->ErrorCode.html", "w")) {
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fwrite($fh, $errorContent);
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fclose($fh);
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}
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// Restore the version we're currently connected to.
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Versioned::reading_stage($oldStage);
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return $this->extension_instances['Versioned']->publish($fromStage, $toStage, $createNewVersion);
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}
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function fieldLabels() {
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$labels = parent::fieldLabels();
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$labels['ErrorCode'] = _t('ErrorPage.CODE', "Error code");
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return $labels;
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}
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}
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/**
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* Controller for ErrorPages.
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* @package cms
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*/
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class ErrorPage_Controller extends Page_Controller {
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public function init() {
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parent::init();
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Director::set_status_code($this->failover->ErrorCode ? $this->failover->ErrorCode : 404);
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}
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}
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?>
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