]> git.mxchange.org Git - friendica.git/blobdiff - src/Core/Addon.php
coding standards
[friendica.git] / src / Core / Addon.php
index af1d71ac4ec3445ca8e0b9098c00b0394b6d9634..a06982820e11530dd8e605789b3150d48bb3f42c 100644 (file)
-<?php\r
-/**\r
- * @file src/Core/Addon.php\r
- */\r
-namespace Friendica\Core;\r
-\r
-use Friendica\Core\Config;\r
-use Friendica\Database\DBM;\r
-\r
-use dba;\r
-\r
-require_once 'include/dba.php';\r
-\r
-/**\r
- * Some functions to handle addons\r
- */\r
-class Addon\r
-{\r
-       /**\r
-        * @brief uninstalls an addon.\r
-        *\r
-        * @param string $addon name of the addon\r
-        * @return boolean\r
-        */\r
-       public static function uninstall($addon)\r
-       {\r
-               logger("Addons: uninstalling " . $addon);\r
-               dba::delete('addon', ['name' => $addon]);\r
-\r
-               @include_once('addon/' . $addon . '/' . $addon . '.php');\r
-               if (function_exists($addon . '_uninstall')) {\r
-                       $func = $addon . '_uninstall';\r
-                       $func();\r
-               }\r
-       }\r
-\r
-       /**\r
-        * @brief installs an addon.\r
-        *\r
-        * @param string $addon name of the addon\r
-        * @return bool\r
-        */\r
-       public static function install($addon)\r
-       {\r
-               // silently fail if addon was removed\r
-\r
-               if (!file_exists('addon/' . $addon . '/' . $addon . '.php')) {\r
-                       return false;\r
-               }\r
-               logger("Addons: installing " . $addon);\r
-               $t = @filemtime('addon/' . $addon . '/' . $addon . '.php');\r
-               @include_once('addon/' . $addon . '/' . $addon . '.php');\r
-               if (function_exists($addon . '_install')) {\r
-                       $func = $addon . '_install';\r
-                       $func();\r
-\r
-                       $addon_admin = (function_exists($addon."_addon_admin") ? 1 : 0);\r
-\r
-                       dba::insert('addon', ['name' => $addon, 'installed' => true,\r
-                                               'timestamp' => $t, 'plugin_admin' => $addon_admin]);\r
-\r
-                       // we can add the following with the previous SQL\r
-                       // once most site tables have been updated.\r
-                       // This way the system won't fall over dead during the update.\r
-\r
-                       if (file_exists('addon/' . $addon . '/.hidden')) {\r
-                               dba::update('addon', ['hidden' => true], ['name' => $addon]);\r
-                       }\r
-                       return true;\r
-               } else {\r
-                       logger("Addons: FAILED installing " . $addon);\r
-                       return false;\r
-               }\r
-       }\r
-\r
-       /**\r
-        * reload all updated addons\r
-        */\r
-       public static function reload()\r
-       {\r
-               $addons = Config::get('system', 'addon');\r
-               if (strlen($addons)) {\r
-                       $r = dba::select('addon', [], ['installed' => 1]);\r
-                       if (DBM::is_result($r)) {\r
-                               $installed = dba::inArray($r);\r
-                       } else {\r
-                               $installed = [];\r
-                       }\r
-\r
-                       $addon_list = explode(',', $addons);\r
-\r
-                       if (count($addon_list)) {\r
-                               foreach ($addon_list as $addon) {\r
-                                       $addon = trim($addon);\r
-                                       $fname = 'addon/' . $addon . '/' . $addon . '.php';\r
-\r
-                                       if (file_exists($fname)) {\r
-                                               $t = @filemtime($fname);\r
-                                               foreach ($installed as $i) {\r
-                                                       if (($i['name'] == $addon) && ($i['timestamp'] != $t)) {\r
-                                                               logger('Reloading addon: ' . $i['name']);\r
-                                                               @include_once($fname);\r
-\r
-                                                               if (function_exists($addon . '_uninstall')) {\r
-                                                                       $func = $addon . '_uninstall';\r
-                                                                       $func();\r
-                                                               }\r
-                                                               if (function_exists($addon . '_install')) {\r
-                                                                       $func = $addon . '_install';\r
-                                                                       $func();\r
-                                                               }\r
-                                                               dba::update('addon', ['timestamp' => $t], ['id' => $i['id']]);\r
-                                                       }\r
-                                               }\r
-                                       }\r
-                               }\r
-                       }\r
-               }\r
-       }\r
-\r
-       /**\r
-        * @brief check if addon is enabled\r
-        *\r
-        * @param string $addon\r
-        * @return boolean\r
-        */\r
-       public static function isEnabled($addon)\r
-       {\r
-               return dba::exists('addon', ['installed' => true, 'name' => $addon]);\r
-       }\r
-\r
-\r
-       /**\r
-        * @brief registers a hook.\r
-        *\r
-        * @param string $hook the name of the hook\r
-        * @param string $file the name of the file that hooks into\r
-        * @param string $function the name of the function that the hook will call\r
-        * @param int $priority A priority (defaults to 0)\r
-        * @return mixed|bool\r
-        */\r
-       public static function registerHook($hook, $file, $function, $priority = 0)\r
-       {\r
-               $condition = ['hook' => $hook, 'file' => $file, 'function' => $function];\r
-               $exists = dba::exists('hook', $condition);\r
-               if ($exists) {\r
-                       return true;\r
-               }\r
-\r
-               $r = dba::insert('hook', ['hook' => $hook, 'file' => $file, 'function' => $function, 'priority' => $priority]);\r
-\r
-               return $r;\r
-       }\r
-\r
-       /**\r
-        * @brief unregisters a hook.\r
-        *\r
-        * @param string $hook the name of the hook\r
-        * @param string $file the name of the file that hooks into\r
-        * @param string $function the name of the function that the hook called\r
-        * @return array\r
-        */\r
-       public static function unregisterHook($hook, $file, $function)\r
-       {\r
-               $condition = ['hook' => $hook, 'file' => $file, 'function' => $function];\r
-               $r = dba::delete('hook', $condition);\r
-               return $r;\r
-       }\r
-\r
-       /**\r
-        * Load hooks\r
-        */\r
-       public static function loadHooks()\r
-       {\r
-               $a = get_app();\r
-               $a->hooks = [];\r
-               $r = dba::select('hook', ['hook', 'file', 'function'], [], ['order' => ['priority' => 'desc', 'file']]);\r
-\r
-               while ($rr = dba::fetch($r)) {\r
-                       if (! array_key_exists($rr['hook'], $a->hooks)) {\r
-                               $a->hooks[$rr['hook']] = [];\r
-                       }\r
-                       $a->hooks[$rr['hook']][] = [$rr['file'],$rr['function']];\r
-               }\r
-               dba::close($r);\r
-       }\r
-\r
-       /**\r
-        * @brief Calls a hook.\r
-        *\r
-        * Use this function when you want to be able to allow a hook to manipulate\r
-        * the provided data.\r
-        *\r
-        * @param string $name of the hook to call\r
-        * @param string|array &$data to transmit to the callback handler\r
-        */\r
-       public static function callHooks($name, &$data = null)\r
-       {\r
-               $a = get_app();\r
-\r
-               if (is_array($a->hooks) && array_key_exists($name, $a->hooks)) {\r
-                       foreach ($a->hooks[$name] as $hook) {\r
-                               self::callSingleHook($a, $name, $hook, $data);\r
-                       }\r
-               }\r
-       }\r
-\r
-       /**\r
-        * @brief Calls a single hook.\r
-        *\r
-        * @param string $name of the hook to call\r
-        * @param array $hook Hook data\r
-        * @param string|array &$data to transmit to the callback handler\r
-        */\r
-       public static function callSingleHook($a, $name, $hook, &$data = null)\r
-       {\r
-               // Don't run a theme's hook if the user isn't using the theme\r
-               if (strpos($hook[0], 'view/theme/') !== false && strpos($hook[0], 'view/theme/'.current_theme()) === false) {\r
-                       return;\r
-               }\r
-\r
-               @include_once($hook[0]);\r
-               if (function_exists($hook[1])) {\r
-                       $func = $hook[1];\r
-                       $func($a, $data);\r
-               } else {\r
-                       // remove orphan hooks\r
-                       $condition = ['hook' => $name, 'file' => $hook[0], 'function' => $hook[1]];\r
-                       dba::delete('hook', $condition);\r
-               }\r
-       }\r
-\r
-       /**\r
-        * check if an app_menu hook exist for addon $name.\r
-        * Return true if the addon is an app\r
-        */\r
-       public static function isApp($name)\r
-       {\r
-               $a = get_app();\r
-\r
-               if (is_array($a->hooks) && (array_key_exists('app_menu', $a->hooks))) {\r
-                       foreach ($a->hooks['app_menu'] as $hook) {\r
-                               if ($hook[0] == 'addon/'.$name.'/'.$name.'.php') {\r
-                                       return true;\r
-                               }\r
-                       }\r
-               }\r
-\r
-               return false;\r
-       }\r
-\r
-       /**\r
-        * @brief Parse addon comment in search of addon infos.\r
-        *\r
-        * like\r
-        * \code\r
-        *   * Name: addon\r
-        *   * Description: An addon which plugs in\r
-        * . * Version: 1.2.3\r
-        *   * Author: John <profile url>\r
-        *   * Author: Jane <email>\r
-        *   * Maintainer: Jess <email>\r
-        *   *\r
-        *   *\endcode\r
-        * @param string $addon the name of the addon\r
-        * @return array with the addon information\r
-        */\r
-       public static function getInfo($addon)\r
-       {\r
-               $a = get_app();\r
-\r
-               $info = [\r
-                       'name' => $addon,\r
-                       'description' => "",\r
-                       'author' => [],\r
-                       'maintainer' => [],\r
-                       'version' => "",\r
-                       'status' => ""\r
-               ];\r
-\r
-               if (!is_file("addon/$addon/$addon.php")) {\r
-                       return $info;\r
-               }\r
-\r
-               $stamp1 = microtime(true);\r
-               $f = file_get_contents("addon/$addon/$addon.php");\r
-               $a->save_timestamp($stamp1, "file");\r
-\r
-               $r = preg_match("|/\*.*\*/|msU", $f, $m);\r
-\r
-               if ($r) {\r
-                       $ll = explode("\n", $m[0]);\r
-                       foreach ($ll as $l) {\r
-                               $l = trim($l, "\t\n\r */");\r
-                               if ($l != "") {\r
-                                       list($type, $v) = array_map("trim", explode(":", $l, 2));\r
-                                       $type = strtolower($type);\r
-                                       if ($type == "author" || $type == "maintainer") {\r
-                                               $r = preg_match("|([^<]+)<([^>]+)>|", $v, $m);\r
-                                               if ($r) {\r
-                                                       $info[$type][] = ['name' => $m[1], 'link' => $m[2]];\r
-                                               } else {\r
-                                                       $info[$type][] = ['name' => $v];\r
-                                               }\r
-                                       } else {\r
-                                               if (array_key_exists($type, $info)) {\r
-                                                       $info[$type] = $v;\r
-                                               }\r
-                                       }\r
-                               }\r
-                       }\r
-               }\r
-               return $info;\r
-       }\r
-}\r
+<?php
+/**
+ * @file src/Core/Addon.php
+ */
+namespace Friendica\Core;
+
+use Friendica\App;
+use Friendica\BaseObject;
+use Friendica\Core\Logger;
+use Friendica\Database\DBA;
+
+/**
+ * Some functions to handle addons
+ */
+class Addon extends BaseObject
+{
+       /**
+        * List of the names of enabled addons
+        *
+        * @var array
+        */
+       private static $addons = [];
+
+       /**
+        * @brief Synchronize addons:
+        *
+        * system.addon contains a comma-separated list of names
+        * of addons which are used on this system.
+        * Go through the database list of already installed addons, and if we have
+        * an entry, but it isn't in the config list, call the uninstall procedure
+        * and mark it uninstalled in the database (for now we'll remove it).
+        * Then go through the config list and if we have a addon that isn't installed,
+        * call the install procedure and add it to the database.
+        *
+        */
+       public static function loadAddons()
+       {
+               $installed_addons = [];
+
+               $r = DBA::select('addon', [], ['installed' => 1]);
+               if (DBA::isResult($r)) {
+                       $installed_addons = DBA::toArray($r);
+               }
+
+               $addons = Config::get('system', 'addon');
+               $addons_arr = [];
+
+               if ($addons) {
+                       $addons_arr = explode(',', str_replace(' ', '', $addons));
+               }
+
+               self::$addons = $addons_arr;
+
+               $installed_arr = [];
+
+               foreach ($installed_addons as $addon) {
+                       if (!self::isEnabled($addon['name'])) {
+                               self::uninstall($addon['name']);
+                       } else {
+                               $installed_arr[] = $addon['name'];
+                       }
+               }
+
+               foreach (self::$addons as $p) {
+                       if (!in_array($p, $installed_arr)) {
+                               self::install($p);
+                       }
+               }
+       }
+
+       /**
+        * @brief uninstalls an addon.
+        *
+        * @param string $addon name of the addon
+        * @return boolean
+        */
+       public static function uninstall($addon)
+       {
+               Logger::log("Addons: uninstalling " . $addon);
+               DBA::delete('addon', ['name' => $addon]);
+
+               @include_once('addon/' . $addon . '/' . $addon . '.php');
+               if (function_exists($addon . '_uninstall')) {
+                       $func = $addon . '_uninstall';
+                       $func();
+               }
+
+               unset(self::$addons[array_search($addon, self::$addons)]);
+       }
+
+       /**
+        * @brief installs an addon.
+        *
+        * @param string $addon name of the addon
+        * @return bool
+        */
+       public static function install($addon)
+       {
+               // silently fail if addon was removed
+
+               if (!file_exists('addon/' . $addon . '/' . $addon . '.php')) {
+                       return false;
+               }
+               Logger::log("Addons: installing " . $addon);
+               $t = @filemtime('addon/' . $addon . '/' . $addon . '.php');
+               @include_once('addon/' . $addon . '/' . $addon . '.php');
+               if (function_exists($addon . '_install')) {
+                       $func = $addon . '_install';
+                       $func();
+
+                       $addon_admin = (function_exists($addon . "_addon_admin") ? 1 : 0);
+
+                       DBA::insert('addon', ['name' => $addon, 'installed' => true,
+                               'timestamp' => $t, 'plugin_admin' => $addon_admin]);
+
+                       // we can add the following with the previous SQL
+                       // once most site tables have been updated.
+                       // This way the system won't fall over dead during the update.
+
+                       if (file_exists('addon/' . $addon . '/.hidden')) {
+                               DBA::update('addon', ['hidden' => true], ['name' => $addon]);
+                       }
+
+                       if (!self::isEnabled($addon)) {
+                               self::$addons[] = $addon;
+                       }
+                       return true;
+               } else {
+                       Logger::log("Addons: FAILED installing " . $addon);
+                       return false;
+               }
+       }
+
+       /**
+        * reload all updated addons
+        */
+       public static function reload()
+       {
+               $addons = Config::get('system', 'addon');
+               if (strlen($addons)) {
+                       $r = DBA::select('addon', [], ['installed' => 1]);
+                       if (DBA::isResult($r)) {
+                               $installed = DBA::toArray($r);
+                       } else {
+                               $installed = [];
+                       }
+
+                       $addon_list = explode(',', $addons);
+
+                       if (count($addon_list)) {
+                               foreach ($addon_list as $addon) {
+                                       $addon = trim($addon);
+                                       $fname = 'addon/' . $addon . '/' . $addon . '.php';
+
+                                       if (file_exists($fname)) {
+                                               $t = @filemtime($fname);
+                                               foreach ($installed as $i) {
+                                                       if (($i['name'] == $addon) && ($i['timestamp'] != $t)) {
+                                                               Logger::log('Reloading addon: ' . $i['name']);
+                                                               @include_once($fname);
+
+                                                               if (function_exists($addon . '_uninstall')) {
+                                                                       $func = $addon . '_uninstall';
+                                                                       $func();
+                                                               }
+                                                               if (function_exists($addon . '_install')) {
+                                                                       $func = $addon . '_install';
+                                                                       $func();
+                                                               }
+                                                               DBA::update('addon', ['timestamp' => $t], ['id' => $i['id']]);
+                                                       }
+                                               }
+                                       }
+                               }
+                       }
+               }
+       }
+
+       /**
+        * @brief Parse addon comment in search of addon infos.
+        *
+        * like
+        * \code
+        *   * Name: addon
+        *   * Description: An addon which plugs in
+        * . * Version: 1.2.3
+        *   * Author: John <profile url>
+        *   * Author: Jane <email>
+        *   * Maintainer: Jess <email>
+        *   *
+        *   *\endcode
+        * @param string $addon the name of the addon
+        * @return array with the addon information
+        */
+       public static function getInfo($addon)
+       {
+               $a = self::getApp();
+
+               $info = [
+                       'name' => $addon,
+                       'description' => "",
+                       'author' => [],
+                       'maintainer' => [],
+                       'version' => "",
+                       'status' => ""
+               ];
+
+               if (!is_file("addon/$addon/$addon.php")) {
+                       return $info;
+               }
+
+               $stamp1 = microtime(true);
+               $f = file_get_contents("addon/$addon/$addon.php");
+               $a->saveTimestamp($stamp1, "file");
+
+               $r = preg_match("|/\*.*\*/|msU", $f, $m);
+
+               if ($r) {
+                       $ll = explode("\n", $m[0]);
+                       foreach ($ll as $l) {
+                               $l = trim($l, "\t\n\r */");
+                               if ($l != "") {
+                                       $addon_info = array_map("trim", explode(":", $l, 2));
+                                       if (count($addon_info) < 2) {
+                                               continue;
+                                       }
+
+                                       list($type, $v) = $addon_info;
+                                       $type = strtolower($type);
+                                       if ($type == "author" || $type == "maintainer") {
+                                               $r = preg_match("|([^<]+)<([^>]+)>|", $v, $m);
+                                               if ($r) {
+                                                       $info[$type][] = ['name' => $m[1], 'link' => $m[2]];
+                                               } else {
+                                                       $info[$type][] = ['name' => $v];
+                                               }
+                                       } else {
+                                               if (array_key_exists($type, $info)) {
+                                                       $info[$type] = $v;
+                                               }
+                                       }
+                               }
+                       }
+               }
+               return $info;
+       }
+
+       /**
+        * Checks if the provided addon is enabled
+        *
+        * @param string $addon
+        * @return boolean
+        */
+       public static function isEnabled($addon)
+       {
+               return in_array($addon, self::$addons);
+       }
+
+       /**
+        * Returns a list of the enabled addon names
+        *
+        * @return array
+        */
+       public static function getEnabledList()
+       {
+               return self::$addons;
+       }
+
+       /**
+        * Saves the current enabled addon list in the system.addon config key
+        *
+        * @return boolean
+        */
+       public static function saveEnabledList()
+       {
+               return Config::set("system", "addon", implode(", ", self::$addons));
+       }
+
+       /**
+        * Returns the list of non-hidden enabled addon names
+        *
+        * @return array
+        */
+       public static function getVisibleList()
+       {
+               $visible_addons = [];
+               $stmt = DBA::select('addon', ['name'], ['hidden' => false, 'installed' => true]);
+               if (DBA::isResult($stmt)) {
+                       foreach (DBA::toArray($stmt) as $addon) {
+                               $visible_addons[] = $addon['name'];
+                       }
+               }
+
+               return $visible_addons;
+       }
+
+       /**
+        * Shim of Hook::register left for backward compatibility purpose.
+        *
+        * @see Hook::register
+        * @deprecated since version 2018.12
+        * @param string $hook     the name of the hook
+        * @param string $file     the name of the file that hooks into
+        * @param string $function the name of the function that the hook will call
+        * @param int    $priority A priority (defaults to 0)
+        * @return mixed|bool
+        */
+       public static function registerHook($hook, $file, $function, $priority = 0)
+       {
+               return Hook::register($hook, $file, $function, $priority);
+       }
+
+       /**
+        * Shim of Hook::unregister left for backward compatibility purpose.
+        *
+        * @see Hook::unregister
+        * @deprecated since version 2018.12
+        * @param string $hook     the name of the hook
+        * @param string $file     the name of the file that hooks into
+        * @param string $function the name of the function that the hook called
+        * @return boolean
+        */
+       public static function unregisterHook($hook, $file, $function)
+       {
+               return Hook::unregister($hook, $file, $function);
+       }
+
+       /**
+        * Shim of Hook::callAll left for backward-compatibility purpose.
+        *
+        * @see Hook::callAll
+        * @deprecated since version 2018.12
+        * @param string       $name  of the hook to call
+        * @param string|array &$data to transmit to the callback handler
+        */
+       public static function callHooks($name, &$data = null)
+       {
+               Hook::callAll($name, $data);
+       }
+}