117 lines
3.1 KiB
PHP
Executable File
117 lines
3.1 KiB
PHP
Executable File
<?php
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/**
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* @package sapphire
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* @subpackage core
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*/
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/**
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* ErrorPage holds the content for the page of an error response.
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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 $defaults = array(
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"ShowInMenus" => 0,
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);
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/**
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* Ensures that there is always a 404 page.
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*/
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function requireDefaultRecords() {
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parent::requireDefaultRecords();
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if(!DataObject::get_one("ErrorPage", "ErrorCode = '404'")) {
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$errorpage = new ErrorPage();
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$errorpage->ErrorCode = 404;
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$errorpage->Title = "Page not found";
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$errorpage->URLSegment = "page-not-found";
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$errorpage->ShowInMenus = false;
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$errorpage->Content = "<p>Sorry, it seems you were trying to access a page that doesn't exist.</p><p>Please check the spelling of the URL you were trying to access and try again.</p>";
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$errorpage->Status = "New page";
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$errorpage->write();
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// Don't publish, as the manifest may not be built yet
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// $errorpage->publish("Stage", "Live");
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Database::alteration_message("404 page created","created");
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}
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}
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function getCMSFields() {
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$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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_t('ErrorPage.CODE', "Error code"),
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array(
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404 => "404 - Page not found",
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500 => "500 - Server error"
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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, $createNewVersion = false) {
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// Temporarily log out when producing this page
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$loggedInMember = Member::currentUser();
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Session::clear("loggedInAs");
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$alc_enc = isset($_COOKIE['alc_enc']) ? $_COOKIE['alc_enc'] : null;
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Cookie::set('alc_enc', null);
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$oldStage = Versioned::current_stage();
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// Run the page
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Requirements::clear();
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$controller = new ErrorPage_Controller($this);
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$errorContent = $controller->run( array() )->getBody();
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if(!file_exists("../assets")) {
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mkdir("../assets", 02775);
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}
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if($fh = fopen("../assets/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($oldStage);
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// Log back in
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if($loggedInMember) Session::set("loggedInAs", $loggedInMember->ID);
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if(isset($alc_enc)) Cookie::set('alc_enc', $alc_enc);
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return $this->extension_instances['Versioned']->publish($fromStage, $toStage, $createNewVersion);
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}
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}
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/**
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* Controller for ErrorPages.
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*/
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class ErrorPage_Controller extends Page_Controller {
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public function init() {
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parent::init();
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Director::set_status_code($this->failover->ErrorCode ? $this->failover->ErrorCode : 404);
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}
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}
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?>
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