]> git.mxchange.org Git - friendica.git/blobdiff - src/Core/System.php
New parameter to create a share block for display reasons
[friendica.git] / src / Core / System.php
index eb27fa351775b3e90ec6be9d230d42701f2acee0..00bdcd455c50e495d5c78587b567e8f664becc76 100644 (file)
@@ -1,6 +1,6 @@
 <?php
 /**
- * @copyright Copyright (C) 2010-2022, the Friendica project
+ * @copyright Copyright (C) 2010-2023, the Friendica project
  *
  * @license GNU AGPL version 3 or any later version
  *
@@ -21,6 +21,8 @@
 
 namespace Friendica\Core;
 
+use Friendica\Content\Text\BBCode;
+use Friendica\Content\Text\HTML;
 use Friendica\Core\Config\Capability\IManageConfigValues;
 use Friendica\DI;
 use Friendica\Module\Response;
@@ -164,7 +166,7 @@ class System
                $load = System::currentLoad();
                if ($load) {
                        if (intval($load) > $maxsysload) {
-                               $this->logger->warning('system load for process too high.', ['load' => $load, 'process' => 'backend', 'maxsysload' => $maxsysload]);
+                               $this->logger->notice('system load for process too high.', ['load' => $load, 'process' => 'backend', 'maxsysload' => $maxsysload]);
                                return true;
                        }
                }
@@ -249,14 +251,14 @@ class System
 
                                // Don't show multiple calls from the Database classes to show the essential parts of the callstack
                                $func['database'] = in_array($func['class'], ['Friendica\Database\DBA', 'Friendica\Database\Database']);
-                               if (!$previous['database'] || !$func['database']) {     
+                               if (!$previous['database'] || !$func['database']) {
                                        $classparts = explode("\\", $func['class']);
-                                       $callstack[] = array_pop($classparts).'::'.$func['function'];
+                                       $callstack[] = array_pop($classparts).'::'.$func['function'] . (isset($func['line']) ? ' (' . $func['line'] . ')' : '');
                                        $previous = $func;
                                }
                        } elseif (!in_array($func['function'], $ignore)) {
                                $func['database'] = ($func['function'] == 'q');
-                               $callstack[] = $func['function'];
+                               $callstack[] = $func['function'] . (isset($func['line']) ? ' (' . $func['line'] . ')' : '');
                                $func['class'] = '';
                                $previous = $func;
                        }
@@ -292,7 +294,7 @@ class System
                }
 
                DI::apiResponse()->setType(Response::TYPE_XML);
-               DI::apiResponse()->addContent(XML::fromArray(["result" => $result], $xml));
+               DI::apiResponse()->addContent(XML::fromArray(['result' => $result]));
                DI::page()->exit(DI::apiResponse()->generate());
 
                self::exit();
@@ -319,16 +321,16 @@ class System
        }
 
        /**
-        * This function adds the content and a content-teype HTTP header to the output.
+        * This function adds the content and a content-type HTTP header to the output.
         * After finishing the process is getting killed.
         *
         * @param string $content
-        * @param [type] $responce
+        * @param string $type
         * @param string|null $content_type
         * @return void
         */
-       public static function httpExit(string $content, string $responce = Response::TYPE_HTML, ?string $content_type = null) {
-               DI::apiResponse()->setType($responce, $content_type);
+       public static function httpExit(string $content, string $type = Response::TYPE_HTML, ?string $content_type = null) {
+               DI::apiResponse()->setType($type, $content_type);
                DI::apiResponse()->addContent($content);
                DI::page()->exit(DI::apiResponse()->generate());
 
@@ -399,7 +401,7 @@ class System
                if (is_bool($prefix) && !$prefix) {
                        $prefix = '';
                } elseif (empty($prefix)) {
-                       $prefix = hash('crc32', DI::baseUrl()->getHostname());
+                       $prefix = hash('crc32', DI::baseUrl()->getHost());
                }
 
                while (strlen($prefix) < ($size - 13)) {
@@ -438,28 +440,33 @@ class System
        /**
         * Fetch the load and number of processes
         *
+        * @param bool $get_processes
         * @return array
         */
-       public static function getLoadAvg(): array
+       public static function getLoadAvg(bool $get_processes = true): array
        {
-               $content = file_get_contents('/proc/loadavg');
-               if (empty($content)) {
-                       $content = shell_exec('cat /proc/loadavg');
-               }
-               if (empty($content)) {
+               $load_arr = sys_getloadavg();
+               if (empty($load_arr)) {
                        return [];
                }
 
-               if (!preg_match("#([.\d]+)\s([.\d]+)\s([.\d]+)\s(\d+)/(\d+)#", $content, $matches)) {
-                       return [];
-               }
-               return [
-                       'average1'  => (float)$matches[1],
-                       'average5'  => (float)$matches[2],
-                       'average15' => (float)$matches[3],
-                       'runnable'  => (float)$matches[4],
-                       'scheduled' => (float)$matches[5]
+               $load = [
+                       'average1'  => $load_arr[0],
+                       'average5'  => $load_arr[1],
+                       'average15' => $load_arr[2],
+                       'runnable'  => 0,
+                       'scheduled' => 0
                ];
+
+               if ($get_processes && @is_readable('/proc/loadavg')) {
+                       $content = @file_get_contents('/proc/loadavg');
+                       if (!empty($content) && preg_match("#([.\d]+)\s([.\d]+)\s([.\d]+)\s(\d+)/(\d+)#", $content, $matches)) {
+                               $load['runnable']  = (float)$matches[4];
+                               $load['scheduled'] = (float)$matches[5];
+                       }
+               }
+
+               return $load;
        }
 
        /**
@@ -516,19 +523,18 @@ class System
         * Checks if a given directory is usable for the system
         *
         * @param      $directory
-        * @param bool $check_writable
         *
         * @return boolean the directory is usable
         */
-       private static function isDirectoryUsable($directory, $check_writable = true)
+       private static function isDirectoryUsable(string $directory): bool
        {
-               if ($directory == '') {
+               if (empty($directory)) {
                        Logger::warning('Directory is empty. This shouldn\'t happen.');
                        return false;
                }
 
                if (!file_exists($directory)) {
-                       Logger::warning('Path does not exist', ['directory' => $directory, 'user' => static::getUser()]);
+                       Logger::info('Path does not exist', ['directory' => $directory, 'user' => static::getUser()]);
                        return false;
                }
 
@@ -542,7 +548,7 @@ class System
                        return false;
                }
 
-               if ($check_writable && !is_writable($directory)) {
+               if (!is_writable($directory)) {
                        Logger::warning('Path is not writable', ['directory' => $directory, 'user' => static::getUser()]);
                        return false;
                }
@@ -591,10 +597,10 @@ class System
                        $temppath = BasePath::getRealPath($temppath);
 
                        // To avoid any interferences with other systems we create our own directory
-                       $new_temppath = $temppath . "/" . DI::baseUrl()->getHostname();
+                       $new_temppath = $temppath . "/" . DI::baseUrl()->getHost();
                        if (!is_dir($new_temppath)) {
                                /// @TODO There is a mkdir()+chmod() upwards, maybe generalize this (+ configurable) into a function/method?
-                               mkdir($new_temppath);
+                               @mkdir($new_temppath);
                        }
 
                        if (self::isDirectoryUsable($new_temppath)) {
@@ -649,4 +655,35 @@ class System
                // Reaching this point means that the operating system is configured badly.
                return "";
        }
+
+       /**
+        * Fetch the system rules
+        * @param bool $numeric_id If set to "true", the rules are returned with a numeric id as key.
+        *
+        * @return array
+        */
+       public static function getRules(bool $numeric_id = false): array
+       {
+               $rules = [];
+               $id    = 0;
+
+               if (DI::config()->get('system', 'tosdisplay')) {
+                       $rulelist = DI::config()->get('system', 'tosrules') ?: DI::config()->get('system', 'tostext');
+                       $html = BBCode::convert($rulelist, false, BBCode::EXTERNAL);
+
+                       $msg = HTML::toPlaintext($html, 0, true);
+                       foreach (explode("\n", trim($msg)) as $line) {
+                               $line = trim($line);
+                               if ($line) {
+                                       if ($numeric_id) {
+                                               $rules[++$id] = $line;
+                                       } else {
+                                               $rules[] = ['id' => (string)++$id, 'text' => $line];
+                                       }
+                               }
+                       }
+               }
+
+               return $rules;
+       }
 }