Add the ability to enable plugins in the installer

installer/config.php

@@ -671,6 +671,26 @@ echo $select_param_folding->show(strval($RCI->getprop('mime_param_folding')));
 <p class="hint"><span class="userconf">*</span>&nbsp; These settings are defaults for the user preferences</p>
 </fieldset>
 
+
+<fieldset>
+<legend>Plugins</legend>
+<dl class="configblock" id="cgfblockdisplay">
+
+<?php
+$plugins = $RCI->list_plugins();
+foreach($plugins as $p) {
+	$p_check = new html_checkbox(array('name' => '_plugins_'.$p['name'], 'id' => 'cfgplugin_'.$p['name']));
+	echo '<dt class="propname">'.$p['name'].'</dt><dd>';
+	echo $p_check->show(0, array('value' => $p['name']));
+	echo '<label for="cfgplugin_'.$p['name'].'">'.$p['desc'].'</label><br/></dd>';
+}
+
+?>
+</dl>
+
+<p class="hint">Before enabling any plugin, check their dependencies</p>
+</fieldset>
+
 <?php
 
 echo '<p><input type="submit" name="submit" value="' . ($RCI->configured ? 'UPDATE' : 'CREATE') . ' CONFIG" ' . ($RCI->failures ? 'disabled' : '') . ' /></p>';

program/include/rcmail_install.php

@@ -234,6 +234,13 @@ class rcmail_install
       else if (is_numeric($value)) {
         $value = intval($value);
       }
+			else if ($prop == 'plugins') { // 
+				$value = array();
+				foreach(array_keys($_POST) as $key) {
+					if (preg_match('/^_plugins_*/', $key))
+						array_push($value, $_POST[$key]);
+				}
+			}
 
       // skip this property
       if (($value == $this->defaults[$prop]) && !in_array($prop, $this->local_config)
@@ -773,5 +780,26 @@ class rcmail_install
     return $out;
   }
 
+	/**
+	 * Return a list with available plugins & their description in plugins directory 
+	 */
+	function list_plugins() 
+	{
+		$plugins = array();
+		$plugin_dir = INSTALL_PATH . 'plugins/';
+		foreach (glob($plugin_dir . '*') as $path) {
+			if (is_dir($path) && is_readable($path)) {
+				if(file_exists($path.'/composer.json')) {
+					$file_json = json_decode(file_get_contents($path.'/composer.json'));
+					$plugin_desc = $file_json->description;
+				}
+				else
+				$plugin_desc = 'N/A';
+				$plugins[] = array('name' => substr($path, strlen($plugin_dir)), 'desc' => $plugin_desc);
+			}
+		}
+		return $plugins;
+	}
+
 }