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Merge pull request #7068 from MrPetovan/task/7047-theme-error-page

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Themed error page redux
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Philipp 2019-05-02 21:15:29 +02:00 • committed by GitHub
commit 2628da422a
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71 changed files with 450 additions and 371 deletions
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286
src/App.php
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@ -14,7 +14,7 @@ use Friendica\Core\Hook;
use Friendica\Core\Theme;
use Friendica\Database\DBA;
use Friendica\Model\Profile;
use Friendica\Network\HTTPException\InternalServerErrorException;
use Friendica\Network\HTTPException;
use Friendica\Util\BaseURL;
use Friendica\Util\Config\ConfigFileLoader;
use Friendica\Util\HTTPSignature;
@ -568,7 +568,7 @@ class App
* @param string $origURL
*
* @return string The cleaned url
* @throws InternalServerErrorException
* @throws HTTPException\InternalServerErrorException
*/
public function removeBaseURL($origURL)
{
@ -589,7 +589,7 @@ class App
* Returns the current UserAgent as a String
*
* @return string the UserAgent as a String
* @throws InternalServerErrorException
* @throws HTTPException\InternalServerErrorException
*/
public function getUserAgent()
{
@ -719,7 +719,7 @@ class App
* @brief Checks if the minimal memory is reached
*
* @return bool Is the memory limit reached?
* @throws InternalServerErrorException
* @throws HTTPException\InternalServerErrorException
*/
public function isMinMemoryReached()
{
@ -764,7 +764,7 @@ class App
* @brief Checks if the maximum load is reached
*
* @return bool Is the load reached?
* @throws InternalServerErrorException
* @throws HTTPException\InternalServerErrorException
*/
public function isMaxLoadReached()
{
@ -797,7 +797,7 @@ class App
*
* @param string $command The command to execute
* @param array $args Arguments to pass to the command ( [ 'key' => value, 'key2' => value2, ... ]
* @throws InternalServerErrorException
* @throws HTTPException\InternalServerErrorException
*/
public function proc_run($command, $args)
{
@ -838,7 +838,7 @@ class App
* Generates the site's default sender email address
*
* @return string
* @throws InternalServerErrorException
* @throws HTTPException\InternalServerErrorException
*/
public function getSenderEmailAddress()
{
@ -859,7 +859,7 @@ class App
* Returns the current theme name.
*
* @return string the name of the current theme
* @throws InternalServerErrorException
* @throws HTTPException\InternalServerErrorException
*/
public function getCurrentTheme()
{
@ -940,7 +940,7 @@ class App
* Provide a sane default if nothing is chosen or the specified theme does not exist.
*
* @return string
* @throws InternalServerErrorException
* @throws HTTPException\InternalServerErrorException
*/
public function getCurrentThemeStylesheetPath()
{
@ -1006,7 +1006,10 @@ class App
{
// Missing DB connection: ERROR
if ($this->getMode()->has(App\Mode::LOCALCONFIGPRESENT) && !$this->getMode()->has(App\Mode::DBAVAILABLE)) {
Core\System::httpExit(500, ['title' => 'Error 500 - Internal Server Error', 'description' => 'Apologies but the website is unavailable at the moment.']);
echo Module\Special\HTTPException::rawContent(
new HTTPException\InternalServerErrorException('Apologies but the website is unavailable at the moment.')
);
exit;
}
// Max Load Average reached: ERROR
@ -1014,11 +1017,17 @@ class App
header('Retry-After: 120');
header('Refresh: 120; url=' . $this->getBaseURL() . "/" . $this->query_string);
Core\System::httpExit(503, ['title' => 'Error 503 - Service Temporarily Unavailable', 'description' => 'Core\System is currently overloaded. Please try again later.']);
echo Module\Special\HTTPException::rawContent(
new HTTPException\ServiceUnavaiableException('The node is currently overloaded. Please try again later.')
);
exit;
}
if (strstr($this->query_string, '.well-known/host-meta') && ($this->query_string != '.well-known/host-meta')) {
Core\System::httpExit(404);
echo Module\Special\HTTPException::rawContent(
new HTTPException\NotFoundException()
);
exit;
}
if (!$this->getMode()->isInstall()) {
@ -1069,7 +1078,10 @@ class App
// Someone came with an invalid parameter, maybe as a DDoS attempt
// We simply stop processing here
Core\Logger::log("Invalid ZRL parameter " . $_GET['zrl'], Core\Logger::DEBUG);
Core\System::httpExit(403, ['title' => '403 Forbidden']);
echo Module\Special\HTTPException::rawContent(
new HTTPException\ForbiddenException()
);
exit;
}
}
}
@ -1122,123 +1134,115 @@ class App
'title' => ''
];
if (strlen($this->module)) {
// Compatibility with the Android Diaspora client
if ($this->module == 'stream') {
$this->internalRedirect('network?f=&order=post');
}
// Compatibility with the Android Diaspora client
if ($this->module == 'stream') {
$this->internalRedirect('network?f=&order=post');
}
if ($this->module == 'conversations') {
$this->internalRedirect('message');
}
if ($this->module == 'conversations') {
$this->internalRedirect('message');
}
if ($this->module == 'commented') {
$this->internalRedirect('network?f=&order=comment');
}
if ($this->module == 'commented') {
$this->internalRedirect('network?f=&order=comment');
}
if ($this->module == 'liked') {
$this->internalRedirect('network?f=&order=comment');
}
if ($this->module == 'liked') {
$this->internalRedirect('network?f=&order=comment');
}
if ($this->module == 'activity') {
$this->internalRedirect('network/?f=&conv=1');
}
if ($this->module == 'activity') {
$this->internalRedirect('network/?f=&conv=1');
}
if (($this->module == 'status_messages') && ($this->cmd == 'status_messages/new')) {
$this->internalRedirect('bookmarklet');
}
if (($this->module == 'status_messages') && ($this->cmd == 'status_messages/new')) {
$this->internalRedirect('bookmarklet');
}
if (($this->module == 'user') && ($this->cmd == 'user/edit')) {
$this->internalRedirect('settings');
}
if (($this->module == 'user') && ($this->cmd == 'user/edit')) {
$this->internalRedirect('settings');
}
if (($this->module == 'tag_followings') && ($this->cmd == 'tag_followings/manage')) {
$this->internalRedirect('search');
}
if (($this->module == 'tag_followings') && ($this->cmd == 'tag_followings/manage')) {
$this->internalRedirect('search');
}
// Compatibility with the Firefox App
if (($this->module == "users") && ($this->cmd == "users/sign_in")) {
$this->module = "login";
}
// Compatibility with the Firefox App
if (($this->module == "users") && ($this->cmd == "users/sign_in")) {
$this->module = "login";
}
/*
* ROUTING
*
* From the request URL, routing consists of obtaining the name of a BaseModule-extending class of which the
* post() and/or content() static methods can be respectively called to produce a data change or an output.
*/
/*
* ROUTING
*
* From the request URL, routing consists of obtaining the name of a BaseModule-extending class of which the
* post() and/or content() static methods can be respectively called to produce a data change or an output.
*/
// First we try explicit routes defined in App\Router
$this->router->collectRoutes();
// First we try explicit routes defined in App\Router
$this->router->collectRoutes();
$data = $this->router->getRouteCollector();
Hook::callAll('route_collection', $data);
$data = $this->router->getRouteCollector();
Hook::callAll('route_collection', $data);
$this->module_class = $this->router->getModuleClass($this->cmd);
$this->module_class = $this->router->getModuleClass($this->cmd);
// Then we try addon-provided modules that we wrap in the LegacyModule class
if (!$this->module_class && Core\Addon::isEnabled($this->module) && file_exists("addon/{$this->module}/{$this->module}.php")) {
//Check if module is an app and if public access to apps is allowed or not
$privateapps = $this->config->get('config', 'private_addons', false);
if ((!local_user()) && Core\Hook::isAddonApp($this->module) && $privateapps) {
info(Core\L10n::t("You must be logged in to use addons. "));
} else {
include_once "addon/{$this->module}/{$this->module}.php";
if (function_exists($this->module . '_module')) {
LegacyModule::setModuleFile("addon/{$this->module}/{$this->module}.php");
$this->module_class = 'Friendica\\LegacyModule';
}
// Then we try addon-provided modules that we wrap in the LegacyModule class
if (!$this->module_class && Core\Addon::isEnabled($this->module) && file_exists("addon/{$this->module}/{$this->module}.php")) {
//Check if module is an app and if public access to apps is allowed or not
$privateapps = $this->config->get('config', 'private_addons', false);
if ((!local_user()) && Core\Hook::isAddonApp($this->module) && $privateapps) {
info(Core\L10n::t("You must be logged in to use addons. "));
} else {
include_once "addon/{$this->module}/{$this->module}.php";
if (function_exists($this->module . '_module')) {
LegacyModule::setModuleFile("addon/{$this->module}/{$this->module}.php");
$this->module_class = LegacyModule::class;
}
}
// Then we try name-matching a Friendica\Module class
if (!$this->module_class && class_exists('Friendica\\Module\\' . ucfirst($this->module))) {
$this->module_class = 'Friendica\\Module\\' . ucfirst($this->module);
}
/* Finally, we look for a 'standard' program module in the 'mod' directory
* We emulate a Module class through the LegacyModule class
*/
if (!$this->module_class && file_exists("mod/{$this->module}.php")) {
LegacyModule::setModuleFile("mod/{$this->module}.php");
$this->module_class = 'Friendica\\LegacyModule';
}
/* The URL provided does not resolve to a valid module.
*
* On Dreamhost sites, quite often things go wrong for no apparent reason and they send us to '/internal_error.html'.
* We don't like doing this, but as it occasionally accounts for 10-20% or more of all site traffic -
* we are going to trap this and redirect back to the requested page. As long as you don't have a critical error on your page
* this will often succeed and eventually do the right thing.
*
* Otherwise we are going to emit a 404 not found.
*/
if (!$this->module_class) {
// Stupid browser tried to pre-fetch our Javascript img template. Don't log the event or return anything - just quietly exit.
if (!empty($_SERVER['QUERY_STRING']) && preg_match('/{[0-9]}/', $_SERVER['QUERY_STRING']) !== 0) {
exit();
}
if (!empty($_SERVER['QUERY_STRING']) && ($_SERVER['QUERY_STRING'] === 'q=internal_error.html') && isset($dreamhost_error_hack)) {
Core\Logger::log('index.php: dreamhost_error_hack invoked. Original URI =' . $_SERVER['REQUEST_URI']);
$this->internalRedirect($_SERVER['REQUEST_URI']);
}
Core\Logger::log('index.php: page not found: ' . $_SERVER['REQUEST_URI'] . ' ADDRESS: ' . $_SERVER['REMOTE_ADDR'] . ' QUERY: ' . $_SERVER['QUERY_STRING'], Core\Logger::DEBUG);
header($_SERVER["SERVER_PROTOCOL"] . ' 404 ' . Core\L10n::t('Not Found'));
$tpl = Core\Renderer::getMarkupTemplate("404.tpl");
$this->page['content'] = Core\Renderer::replaceMacros($tpl, [
'$message' => Core\L10n::t('Page not found.')
]);
}
}
$content = '';
// Then we try name-matching a Friendica\Module class
if (!$this->module_class && class_exists('Friendica\\Module\\' . ucfirst($this->module))) {
$this->module_class = 'Friendica\\Module\\' . ucfirst($this->module);
}
/* Finally, we look for a 'standard' program module in the 'mod' directory
* We emulate a Module class through the LegacyModule class
*/
if (!$this->module_class && file_exists("mod/{$this->module}.php")) {
LegacyModule::setModuleFile("mod/{$this->module}.php");
$this->module_class = LegacyModule::class;
}
/* The URL provided does not resolve to a valid module.
*
* On Dreamhost sites, quite often things go wrong for no apparent reason and they send us to '/internal_error.html'.
* We don't like doing this, but as it occasionally accounts for 10-20% or more of all site traffic -
* we are going to trap this and redirect back to the requested page. As long as you don't have a critical error on your page
* this will often succeed and eventually do the right thing.
*
* Otherwise we are going to emit a 404 not found.
*/
if (!$this->module_class) {
// Stupid browser tried to pre-fetch our Javascript img template. Don't log the event or return anything - just quietly exit.
if (!empty($_SERVER['QUERY_STRING']) && preg_match('/{[0-9]}/', $_SERVER['QUERY_STRING']) !== 0) {
exit();
}
if (!empty($_SERVER['QUERY_STRING']) && ($_SERVER['QUERY_STRING'] === 'q=internal_error.html') && isset($dreamhost_error_hack)) {
Core\Logger::log('index.php: dreamhost_error_hack invoked. Original URI =' . $_SERVER['REQUEST_URI']);
$this->internalRedirect($_SERVER['REQUEST_URI']);
}
Core\Logger::log('index.php: page not found: ' . $_SERVER['REQUEST_URI'] . ' ADDRESS: ' . $_SERVER['REMOTE_ADDR'] . ' QUERY: ' . $_SERVER['QUERY_STRING'], Core\Logger::DEBUG);
$this->module_class = Module\PageNotFound::class;
}
// Initialize module that can set the current theme in the init() method, either directly or via App->profile_uid
if ($this->module_class) {
$this->page['page_title'] = $this->module;
$this->page['page_title'] = $this->module;
try {
$placeholder = '';
Core\Hook::callAll($this->module . '_mod_init', $placeholder);
@ -1247,35 +1251,42 @@ class App
// "rawContent" is especially meant for technical endpoints.
// This endpoint doesn't need any theme initialization or other comparable stuff.
call_user_func([$this->module_class, 'rawContent']);
}
call_user_func([$this->module_class, 'rawContent']);
// Load current theme info after module has been initialized as theme could have been set in module
$theme_info_file = 'view/theme/' . $this->getCurrentTheme() . '/theme.php';
if (file_exists($theme_info_file)) {
require_once $theme_info_file;
}
// Load current theme info after module has been initialized as theme could have been set in module
$theme_info_file = 'view/theme/' . $this->getCurrentTheme() . '/theme.php';
if (file_exists($theme_info_file)) {
require_once $theme_info_file;
}
if (function_exists(str_replace('-', '_', $this->getCurrentTheme()) . '_init')) {
$func = str_replace('-', '_', $this->getCurrentTheme()) . '_init';
$func($this);
}
if (function_exists(str_replace('-', '_', $this->getCurrentTheme()) . '_init')) {
$func = str_replace('-', '_', $this->getCurrentTheme()) . '_init';
$func($this);
}
if ($this->module_class) {
if ($_SERVER['REQUEST_METHOD'] === 'POST') {
Core\Hook::callAll($this->module . '_mod_post', $_POST);
call_user_func([$this->module_class, 'post']);
}
Core\Hook::callAll($this->module . '_mod_afterpost', $placeholder);
call_user_func([$this->module_class, 'afterpost']);
Core\Hook::callAll($this->module . '_mod_afterpost', $placeholder);
call_user_func([$this->module_class, 'afterpost']);
} catch(HTTPException $e) {
echo Module\Special\HTTPException::rawContent($e);
exit;
}
$arr = ['content' => $content];
Core\Hook::callAll($this->module . '_mod_content', $arr);
$content = $arr['content'];
$arr = ['content' => call_user_func([$this->module_class, 'content'])];
Core\Hook::callAll($this->module . '_mod_aftercontent', $arr);
$content .= $arr['content'];
$content = '';
try {
$arr = ['content' => $content];
Core\Hook::callAll($this->module . '_mod_content', $arr);
$content = $arr['content'];
$arr = ['content' => call_user_func([$this->module_class, 'content'])];
Core\Hook::callAll($this->module . '_mod_aftercontent', $arr);
$content .= $arr['content'];
} catch(HTTPException $e) {
$content = Module\Special\HTTPException::content($e);
}
// initialise content region
@ -1299,13 +1310,6 @@ class App
*/
$this->initFooter();
/* now that we've been through the module content, see if the page reported
* a permission problem and if so, a 403 response would seem to be in order.
*/
if (stristr(implode("", $_SESSION['sysmsg']), Core\L10n::t('Permission denied'))) {
header($_SERVER["SERVER_PROTOCOL"] . ' 403 ' . Core\L10n::t('Permission denied.'));
}
if (!$this->isAjax()) {
Core\Hook::callAll('page_end', $this->page['content']);
}
@ -1397,12 +1401,12 @@ class App
* @param string $toUrl The destination URL (Default is empty, which is the default page of the Friendica node)
* @param bool $ssl if true, base URL will try to get called with https:// (works just for relative paths)
*
* @throws InternalServerErrorException In Case the given URL is not relative to the Friendica node
* @throws HTTPException\InternalServerErrorException In Case the given URL is not relative to the Friendica node
*/
public function internalRedirect($toUrl = '', $ssl = false)
{
if (!empty(parse_url($toUrl, PHP_URL_SCHEME))) {
throw new InternalServerErrorException("'$toUrl is not a relative path, please use System::externalRedirectTo");
throw new HTTPException\InternalServerErrorException("'$toUrl is not a relative path, please use System::externalRedirectTo");
}
$redirectTo = $this->getBaseURL($ssl) . '/' . ltrim($toUrl, '/');
@ -1414,7 +1418,7 @@ class App
* Should only be used if it isn't clear if the URL is either internal or external
*
* @param string $toUrl The target URL
* @throws InternalServerErrorException
* @throws HTTPException\InternalServerErrorException
*/
public function redirect($toUrl)
{