friendica/mod/admin.php

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<?php
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/**
* @file mod/admin.php
*
* @brief Friendica admin
*/
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use Friendica\App;
use Friendica\BaseModule;
use Friendica\Content\Feature;
use Friendica\Content\Pager;
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use Friendica\Content\Text\Markdown;
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use Friendica\Core\Config;
use Friendica\Core\L10n;
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use Friendica\Core\Logger;
use Friendica\Core\Renderer;
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use Friendica\Core\StorageManager;
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use Friendica\Core\System;
use Friendica\Core\Theme;
use Friendica\Core\Update;
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use Friendica\Core\Worker;
use Friendica\Database\DBA;
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use Friendica\Database\DBStructure;
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use Friendica\Model\Contact;
use Friendica\Model\Item;
use Friendica\Model\Register;
use Friendica\Model\User;
use Friendica\Module;
use Friendica\Module\Login;
use Friendica\Module\Tos;
use Friendica\Protocol\PortableContact;
use Friendica\Util\Arrays;
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use Friendica\Util\BasePath;
use Friendica\Util\BaseURL;
use Friendica\Util\DateTimeFormat;
use Friendica\Util\Network;
use Friendica\Util\Strings;
use Friendica\Util\Temporal;
use Psr\Log\LogLevel;
/**
* @brief Process send data from the admin panels subpages
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*
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* This function acts as relay for processing the data send from the subpages
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* of the admin panel. Depending on the 1st parameter of the url (argv[1])
* specialized functions are called to process the data from the subpages.
*
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* The function itself does not return anything, but the subsequently function
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* return the HTML for the pages of the admin panel.
*
* @param App $a
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* @throws ImagickException
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
*/
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function admin_post(App $a)
{
if (!is_site_admin()) {
return;
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}
// do not allow a page manager to access the admin panel at all.
if (!empty($_SESSION['submanage'])) {
return;
}
$return_path = 'admin';
if ($a->argc > 1) {
switch ($a->argv[1]) {
case 'deleteitem':
admin_page_deleteitem_post($a);
break;
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}
}
$a->internalRedirect($return_path);
return; // NOTREACHED
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}
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/**
* @brief Generates content of the admin panel pages
*
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* This function generates the content for the admin panel. It consists of the
* aside menu (same for the entire admin panel) and the code for the soecified
* subpage of the panel.
*
* The structure of the adress is: /admin/subpage/details though "details" is
* only necessary for some subpages, like themes or addons where it is the name
* of one theme resp. addon from which the details should be shown. Content for
* the subpages is generated in separate functions for each of the subpages.
*
* The returned string hold the generated HTML code of the page.
*
* @param App $a
* @return string
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* @throws \Friendica\Network\HTTPException\InternalServerErrorException
*/
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function admin_content(App $a)
{
if (!is_site_admin()) {
return Login::form();
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}
if (!empty($_SESSION['submanage'])) {
return "";
}
// APC deactivated, since there are problems with PHP 5.5
//if (function_exists("apc_delete")) {
// $toDelete = new APCIterator('user', APC_ITER_VALUE);
// apc_delete($toDelete);
//}
// Header stuff
$a->page['htmlhead'] .= Renderer::replaceMacros(Renderer::getMarkupTemplate('admin/settings_head.tpl'), []);
/*
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* Side bar links
*/
$aside_tools = [];
// array(url, name, extra css classes)
// not part of $aside to make the template more adjustable
$aside_sub = [
'information' => [L10n::t('Information'), [
'overview' => ['admin/', L10n::t('Overview'), 'overview'],
'federation' => ['admin/federation/' , L10n::t('Federation Statistics'), 'federation']]],
'configuration' => [L10n::t('Configuration'), [
'site' => ['admin/site/' , L10n::t('Site') , 'site'],
'users' => ['admin/users/' , L10n::t('Users') , 'users'],
'addons' => ['admin/addons/' , L10n::t('Addons') , 'addons'],
'themes' => ['admin/themes/' , L10n::t('Themes') , 'themes'],
'features' => ['admin/features/' , L10n::t('Additional features') , 'features'],
'tos' => ['admin/tos/' , L10n::t('Terms of Service') , 'tos']]],
'database' => [L10n::t('Database'), [
'dbsync' => ['admin/dbsync/' , L10n::t('DB updates') , 'dbsync'],
'deferred' => ['admin/deferred/' , L10n::t('Inspect Deferred Workers'), 'deferred'],
'workerqueue' => ['admin/workerqueue/' , L10n::t('Inspect worker Queue') , 'workerqueue']]],
'tools' => [L10n::t('Tools'), [
'contactblock' => ['admin/contactblock/', L10n::t('Contact Blocklist') , 'contactblock'],
'blocklist' => ['admin/blocklist/' , L10n::t('Server Blocklist') , 'blocklist'],
'deleteitem' => ['admin/deleteitem/' , L10n::t('Delete Item') , 'deleteitem'],]],
'logs' => [L10n::t('Logs'), [
'logsconfig' => ['admin/logs/', L10n::t('Logs'), 'logs'],
'logsview' => ['admin/viewlogs/', L10n::t('View Logs'), 'viewlogs']
]],
'diagnostics' => [L10n::t('Diagnostics'), [
'phpinfo' => ['phpinfo/', L10n::t('PHP Info'), 'phpinfo'],
'probe' => ['probe/', L10n::t('probe address'), 'probe'],
'webfinger' =>['webfinger/', L10n::t('check webfinger'), 'webfinger']
]]
];
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$aside_tools['addons_admin'] = [];
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$t = Renderer::getMarkupTemplate('admin/aside.tpl');
$a->page['aside'] .= Renderer::replaceMacros($t, [
'$admin' => $aside_tools,
'$subpages' => $aside_sub,
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'$admtxt' => L10n::t('Admin'),
'$plugadmtxt' => L10n::t('Addon Features'),
'$h_pending' => L10n::t('User registrations waiting for confirmation'),
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'$admurl' => "admin/"
]);
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// Page content
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$o = '';
// urls
if ($a->argc > 1) {
switch ($a->argv[1]) {
case 'deleteitem':
$o = admin_page_deleteitem($a);
break;
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default:
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notice(L10n::t("Item not found."));
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}
}
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if ($a->isAjax()) {
echo $o;
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exit();
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} else {
return $o;
}
}
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/**
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* @brief Subpage where the admin can delete an item from their node given the GUID
*
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* This subpage of the admin panel offers the nodes admin to delete an item from
* the node, given the GUID or the display URL such as http://example.com/display/123456.
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* The item will then be marked as deleted in the database and processed accordingly.
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*
* @param App $a
* @return string
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* @throws \Friendica\Network\HTTPException\InternalServerErrorException
*/
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function admin_page_deleteitem(App $a)
{
$t = Renderer::getMarkupTemplate('admin/deleteitem.tpl');
return Renderer::replaceMacros($t, [
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'$title' => L10n::t('Administration'),
'$page' => L10n::t('Delete Item'),
'$submit' => L10n::t('Delete this Item'),
'$intro1' => L10n::t('On this page you can delete an item from your node. If the item is a top level posting, the entire thread will be deleted.'),
'$intro2' => L10n::t('You need to know the GUID of the item. You can find it e.g. by looking at the display URL. The last part of http://example.com/display/123456 is the GUID, here 123456.'),
'$deleteitemguid' => ['deleteitemguid', L10n::t("GUID"), '', L10n::t("The GUID of the item you want to delete."), 'required', 'autofocus'],
'$baseurl' => System::baseUrl(),
'$form_security_token' => BaseModule::getFormSecurityToken("admin_deleteitem")
]);
}
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/**
* @brief Process send data from Admin Delete Item Page
*
* The GUID passed through the form should be only the GUID. But we also parse
* URLs like the full /display URL to make the process more easy for the admin.
*
* @param App $a
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* @throws \Friendica\Network\HTTPException\InternalServerErrorException
*/
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function admin_page_deleteitem_post(App $a)
{
if (empty($_POST['page_deleteitem_submit'])) {
return;
}
BaseModule::checkFormSecurityTokenRedirectOnError('/admin/deleteitem/', 'admin_deleteitem');
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if (!empty($_POST['page_deleteitem_submit'])) {
$guid = trim(Strings::escapeTags($_POST['deleteitemguid']));
// The GUID should not include a "/", so if there is one, we got an URL
// and the last part of it is most likely the GUID.
if (strpos($guid, '/')) {
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$guid = substr($guid, strrpos($guid, '/') + 1);
}
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// Now that we have the GUID, drop those items, which will also delete the
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// associated threads.
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Item::delete(['guid' => $guid]);
}
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info(L10n::t('Item marked for deletion.') . EOL);
$a->internalRedirect('admin/deleteitem');
return; // NOTREACHED
}
function admin_page_server_vital()
{
// Fetch the host-meta to check if this really is a vital server
return Network::curl(System::baseUrl() . '/.well-known/host-meta')->isSuccess();
}