Remove vendor dependency (#5048)

The libraries in vendor directory has been moved to `composer.json` file
in
[icinga-php-thirdparty](https://github.com/Icinga/icinga-php-thirdparty).

### Blocked By
Icinga/icinga-php-thirdparty#11

closes #5007

.github/workflows/php.yml

@@ -99,10 +99,13 @@ jobs:
           extensions: mysql, pgsql, ldap
 
       - name: Setup dependencies
-        run: composer require -n --no-progress mockery/mockery ipl/i18n:@dev
+        run: |
+          composer require -n --no-progress mockery/mockery ipl/i18n:@dev
+          git clone --depth 1 --branch snapshot/nightly https://github.com/Icinga/icinga-php-thirdparty.git vendor/icinga-php-thirdparty
 
       - name: PHPUnit
         env:
           ICINGAWEB_TEST_MYSQL_PORT: ${{ job.services.mysql.ports['3306'] }}
           ICINGAWEB_TEST_PGSQL_PORT: ${{ job.services.pgsql.ports['5432'] }}
+          ICINGAWEB_LIBDIR:  vendor/
         run: phpunit -c modules/test/phpunit.xml --verbose

library/Icinga/Application/ApplicationBootstrap.php

@@ -43,7 +43,7 @@ abstract class ApplicationBootstrap
     /**
      * Base directory
      *
-     * Parent folder for at least application, bin, modules, library/vendor and public
+     * Parent folder for at least application, bin, modules and public
      *
      * @var string
      */
@@ -56,13 +56,6 @@ abstract class ApplicationBootstrap
      */
     protected $appDir;
 
-    /**
-     * Vendor library directory
-     *
-     * @var string
-     */
-    protected $vendorDir;
-
     /**
      * Icinga library directory
      *
@@ -161,7 +154,6 @@ protected function __construct($baseDir = null, $configDir = null, $storageDir =
         }
         $this->baseDir = $baseDir;
         $this->appDir = $baseDir . '/application';
-        $this->vendorDir = $baseDir . '/library/vendor';
         if (substr(__DIR__, 0, 8) === 'phar:///') {
             $this->libDir = dirname(dirname(__DIR__));
         } else {
@@ -206,15 +198,6 @@ protected function __construct($baseDir = null, $configDir = null, $storageDir =
             }
         }
 
-        set_include_path(
-            implode(
-                PATH_SEPARATOR,
-                array($this->vendorDir, get_include_path())
-            )
-        );
-
-        Benchmark::measure('Bootstrap, autoloader registered');
-
         Icinga::setApp($this);
 
         require_once dirname(__FILE__) . '/functions.php';
@@ -328,18 +311,6 @@ public function getApplicationDir($subDir = null)
         return $this->getDirWithSubDir($this->appDir, $subDir);
     }
 
-    /**
-     * Get the vendor library directory
-     *
-     * @param   string $subDir Optional sub directory to get
-     *
-     * @return  string
-     */
-    public function getVendorDir($subDir = null)
-    {
-        return $this->getDirWithSubDir($this->vendorDir, $subDir);
-    }
-
     /**
      * Get the configuration directory
      *

library/Icinga/Application/ClassLoader.php

@@ -3,8 +3,6 @@
 
 namespace Icinga\Application;
 
-use Zend_Loader_Autoloader;
-
 /**
  * PSR-4 class loader
  */
@@ -263,18 +261,6 @@ protected function namespaceHasApplictionDirectory($namespace)
         return array_key_exists($namespace, $this->applicationDirectories);
     }
 
-    /**
-     * Require ZF autoloader
-     *
-     * @return Zend_Loader_Autoloader
-     */
-    protected function requireZendAutoloader()
-    {
-        require_once 'Zend/Loader/Autoloader.php';
-        $this->gotZend = true;
-        return Zend_Loader_Autoloader::getInstance();
-    }
-
     /**
      * Load the given class or interface
      *
@@ -284,20 +270,6 @@ protected function requireZendAutoloader()
      */
     public function loadClass($class)
     {
-        // We are aware of the Zend_ prefix and lazyload it's autoloader.
-        // Return as fast as possible if we already did so.
-        if (substr($class, 0, 5) === 'Zend_') {
-            if (! $this->gotZend) {
-                $zendLoader = $this->requireZendAutoloader();
-                if (version_compare(PHP_VERSION, '7.0.0') >= 0) {
-                    // PHP7 seems to remember the autoload function stack before auto-loading. Thus
-                    // autoload functions registered during autoload never get called
-                    return $zendLoader::autoload($class);
-                }
-            }
-            return false;
-        }
-
         if ($file = $this->getSourceFile($class)) {
             if (file_exists($file)) {
                 require $file;

library/Icinga/Exception/IcingaException.php

@@ -5,6 +5,7 @@
 
 use Exception;
 use ReflectionClass;
+use Throwable;
 
 class IcingaException extends Exception
 {
@@ -51,11 +52,11 @@ public static function create(array $args)
      *
      * The format used is: %class% in %path%:%line% with message: %message%
      *
-     * @param   Exception   $exception
+     * @param   Throwable   $exception
      *
      * @return  string
      */
-    public static function describe(Exception $exception)
+    public static function describe(Throwable $exception)
     {
         return sprintf(
             '%s in %s:%d with message: %s',
@@ -70,11 +71,11 @@ public static function describe(Exception $exception)
      * Return the same as {@link Exception::getTraceAsString()} for the given exception,
      * but show only the types of scalar arguments
      *
-     * @param   Exception   $exception
+     * @param   Throwable   $exception
      *
      * @return  string
      */
-    public static function getConfidentialTraceAsString(Exception $exception)
+    public static function getConfidentialTraceAsString(Throwable $exception)
     {
         $trace = array();
 

library/Icinga/File/Pdf.php

@@ -11,21 +11,6 @@
 use Icinga\Web\Hook;
 use Icinga\Web\Url;
 
-call_user_func(function () {
-    /**
-     * @package dompdf
-     * @link    http://dompdf.github.com/
-     * @author  Benj Carson <[email protected]>
-     * @author  Fabien Ménager <[email protected]>
-     * @author  Alexander A. Klimov <[email protected]>
-     * @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
-     */
-
-    $baseDir = Icinga::app()->getBaseDir('library/vendor/dompdf');
-
-    require_once "$baseDir/vendor/autoload.php";
-});
-
 class Pdf
 {
     protected function assertNoHeadersSent()

library/Icinga/Util/LessParser.php

@@ -6,8 +6,6 @@
 use Icinga\Less\Visitor;
 use lessc;
 
-require_once 'lessphp/lessc.inc.php';
-
 class LessParser extends lessc
 {
     public function __construct()

library/Icinga/Web/Helper/HtmlPurifier.php

@@ -23,10 +23,6 @@ class HtmlPurifier
      */
     public function __construct($config = null)
     {
-        require_once 'HTMLPurifier/Bootstrap.php';
-        require_once 'HTMLPurifier.php';
-        require_once 'HTMLPurifier.autoload.php';
-
         $purifierConfig = \HTMLPurifier_Config::createDefault();
         $purifierConfig->set('Core.EscapeNonASCIICharacters', true);
         $purifierConfig->set('Attr.AllowedFrameTargets', array('_blank'));

library/Icinga/Web/Helper/Markdown.php

@@ -10,8 +10,6 @@ class Markdown
 {
     public static function line($content, $config = null)
     {
-        require_once 'Parsedown/Parsedown.php';
-
         if ($config === null) {
             $config = function (\HTMLPurifier_Config $config) {
                 $config->set('HTML.Parent', 'span'); // Only allow inline elements
@@ -25,8 +23,6 @@ public static function line($content, $config = null)
 
     public static function text($content, $config = null)
     {
-        require_once 'Parsedown/Parsedown.php';
-
         if ($config === null) {
             $config = function (\HTMLPurifier_Config $config) {
                 LinkTransformer::attachTo($config);

library/Icinga/Web/JavaScript.php

@@ -190,7 +190,6 @@ public static function send($minified = false)
         }
 
         if ($minified) {
-            require_once 'JShrink/Minifier.php';
             $out .= Minifier::minify($js, ['flaggedComments' => false]);
             $baseOut = Minifier::minify($baseJs, ['flaggedComments' => false]);
             $out = ';' . ltrim($baseOut, ';') . "\n" . $out;