Files
dokuwiki-plugin-farmer/helper.php
2023-12-20 15:58:55 +01:00

346 lines
9.5 KiB
PHP

<?php
use dokuwiki\Extension\Plugin;
/**
* DokuWiki Plugin farmer (Helper Component)
*
* @license GPL 2 http://www.gnu.org/licenses/gpl-2.0.html
* @author Michael Große <grosse@cosmocode.de>
* @author Andreas Gohr <gohr@cosmocode.de>
*/
class helper_plugin_farmer extends Plugin
{
protected $defaultPluginState;
protected $animalPluginState = [];
/**
* Returns the name of the current animal if any, false otherwise
*
* @return string|false
*/
public function getAnimal()
{
if (!isset($GLOBALS['FARMCORE'])) return false;
return $GLOBALS['FARMCORE']->getAnimal();
}
/**
* Get the farm config
*
* @return array
*/
public function getConfig()
{
if (!isset($GLOBALS['FARMCORE'])) return [];
return $GLOBALS['FARMCORE']->getConfig();
}
/**
* Was the current animal requested by host?
*
* @return bool
*/
public function isHostbased()
{
if (!isset($GLOBALS['FARMCORE'])) return false;
return $GLOBALS['FARMCORE']->isHostbased();
}
/**
* Was an animal requested that could not be found?
*
* @return bool
*/
public function wasNotfound()
{
if (!isset($GLOBALS['FARMCORE'])) return false;
return $GLOBALS['FARMCORE']->wasNotfound();
}
/**
* Guess the URL for an animal
*
* @param $animal
* @return string
*/
public function getAnimalURL($animal)
{
$config = $this->getConfig();
if (strpos($animal, '.') !== false) {
return 'http://' . $animal;
} elseif ($config['base']['basedomain']) {
return 'http://' . $animal . '.' . $config['base']['basedomain'];
} else {
return DOKU_URL . '!' . $animal . '/';
}
}
/**
* List of all animals, i.e. directories within DOKU_FARMDIR without the template.
*
* @return array
*/
public function getAllAnimals()
{
$animals = [];
$list = glob(DOKU_FARMDIR . '*/conf/', GLOB_ONLYDIR);
foreach ($list as $path) {
$animal = basename(dirname($path));
if ($animal == '_animal') continue; // old template
$animals[] = $animal;
}
sort($animals);
return $animals;
}
/**
* checks wether $path is in under $container
*
* Also returns false if $path and $container are the same directory
*
* @param string $path
* @param string $container
* @return bool
*/
public function isInPath($path, $container)
{
$path = fullpath($path) . '/';
$container = fullpath($container) . '/';
if ($path === $container) return false;
return (strpos($path, $container) === 0);
}
/**
* Check if the farm is correctly configured for this farmer plugin
*
* @return bool
*/
public function checkFarmSetup()
{
return defined('DOKU_FARMDIR') && isset($GLOBALS['FARMCORE']);
}
/**
* @param string $animalname
*
* @return bool
*/
public function validateAnimalName($animalname)
{
return preg_match("/^[a-z0-9]+([\\.\\-][a-z0-9]+)*$/i", $animalname) === 1;
}
/**
* Copy a file, or recursively copy a folder and its contents. Adapted for DokuWiki.
*
* @todo: needs tests
*
* @author Aidan Lister <aidan@php.net>
* @author Michael Große <grosse@cosmocode.de>
* @author Andreas Gohr <gohr@cosmocode.de>
* @link http://aidanlister.com/2004/04/recursively-copying-directories-in-php/
*
* @param string $source Source path
* @param string $destination Destination path
* @param string $exclude Regular expression to exclude files or directories (complete with delimiters)
* @return bool Returns TRUE on success, FALSE on failure
*/
public function copyDir($source, $destination, $exclude = '')
{
if ($exclude && preg_match($exclude, $source)) {
return true;
}
if (is_link($source)) {
io_lock($destination);
$result = symlink(readlink($source), $destination);
io_unlock($destination);
return $result;
}
if (is_file($source)) {
io_lock($destination);
$result = copy($source, $destination);
io_unlock($destination);
return $result;
}
if (!is_dir($destination)) {
io_mkdir_p($destination);
}
$dir = @dir($source);
if ($dir === false) return false;
while (false !== ($entry = $dir->read())) {
if ($entry == '.' || $entry == '..') {
continue;
}
// recurse into directories
$this->copyDir("$source/$entry", "$destination/$entry", $exclude);
}
$dir->close();
return true;
}
/**
* get a list of all Plugins installed in the farmer wiki, regardless whether they are active or not.
*
* @param bool $all get all plugins, even disabled ones
* @return array
*/
public function getAllPlugins($all = true)
{
/** @var Doku_Plugin_Controller $plugin_controller */
global $plugin_controller;
$plugins = $plugin_controller->getList('', $all);
// filter out a few plugins
$plugins = array_filter(
$plugins,
function ($item) {
if ($item == 'farmer') return false;
if ($item == 'extension') return false;
if ($item == 'upgrade') return false;
if ($item == 'testing') return false;
return true;
}
);
sort($plugins);
return $plugins;
}
/**
* Get the plugin states configured locally in the given animal
*
* Response is cached
*
* @param $animal
* @return array
*/
public function getAnimalPluginLocalStates($animal)
{
if (isset($this->animalPluginState[$animal])) return $this->animalPluginState[$animal];
$localfile = DOKU_FARMDIR . $animal . '/conf/plugins.local.php';
$plugins = [];
if (file_exists($localfile)) {
include($localfile);
}
$this->animalPluginState[$animal] = $plugins;
return $plugins;
}
/**
* Return the default state plugins would have in animals
*
* Response is cached
*
* @return array
*/
public function getDefaultPluginStates()
{
if (!is_null($this->defaultPluginState)) return $this->defaultPluginState;
$farmconf = $this->getConfig();
$all = $this->getAllPlugins();
$plugins = [];
foreach ($all as $one) {
if ($farmconf['inherit']['plugins']) {
$plugins[$one] = !plugin_isdisabled($one);
} else {
$plugins[$one] = true; // default state is enabled
}
}
ksort($plugins);
$this->defaultPluginState = $plugins;
return $plugins;
}
/**
* Return a structure giving detailed info about the state of all plugins in an animal
*
* @param $animal
* @return array
*/
public function getAnimalPluginRealState($animal)
{
$info = [];
$defaults = $this->getDefaultPluginStates();
$local = $this->getAnimalPluginLocalStates($animal);
foreach ($defaults as $plugin => $set) {
$current = ['name' => $plugin, 'default' => $set, 'actual' => $set, 'isdefault' => true];
if (isset($local[$plugin])) {
$current['actual'] = (bool) $local[$plugin];
$current['isdefault'] = false;
}
$info[$plugin] = $current;
}
ksort($info);
return $info;
}
/**
* Set the state of a plugin in an animal
*
* @param string $plugin
* @param string $animal
* @param int $state -1 = default, 1 = enabled, 0 = disabled
*/
public function setPluginState($plugin, $animal, $state)
{
$state = (int) $state;
$plugins = $this->getAnimalPluginLocalStates($animal);
if ($state < 0) {
if (isset($plugins[$plugin])) unset($plugins[$plugin]);
} else {
$plugins[$plugin] = $state;
}
$this->writePluginConf($plugins, $animal);
// clear state cache
if (isset($this->animalPluginState[$animal])) unset($this->animalPluginState[$animal]);
}
/**
* Write the list of (deactivated) plugins as plugin configuration of an animal to file
*
* updates the plugin state cache
*
* @param array $plugins associative array with the key being the plugin name and the value 0 or 1
* @param string $animal Directory of the animal within DOKU_FARMDIR
*/
public function writePluginConf($plugins, $animal)
{
$pluginConf = '<?php' . "\n# plugins enabled and disabled by the farmer plugin\n";
foreach ($plugins as $plugin => $status) {
$pluginConf .= '$plugins[\'' . $plugin . '\'] = ' . $status . ";\n";
}
io_saveFile(DOKU_FARMDIR . $animal . '/conf/plugins.local.php', $pluginConf);
touch(DOKU_FARMDIR . $animal . '/conf/local.php');
if (function_exists('opcache_invalidate')) {
opcache_invalidate(DOKU_FARMDIR . $animal . '/conf/plugins.local.php');
opcache_invalidate(DOKU_FARMDIR . $animal . '/conf/local.php');
}
$this->animalPluginState[$animal] = $plugins;
}
}