From 15170b516429341ae8e1a9ad2111be5ef90bf6aa Mon Sep 17 00:00:00 2001
From: ArthurHoaro <arthur@hoa.ro>
Date: Tue, 2 Aug 2016 11:02:20 +0200
Subject: Parse plugin parameters description with the PluginManager

Plugin parameter can contain a description in their meta file under the key:

    parameter.<param_name>="<description>"
---
 application/PluginManager.php       |  6 +++++-
 application/config/ConfigPlugin.php | 10 +++++++---
 tests/PluginManagerTest.php         | 10 ++++++++--
 tests/config/ConfigPluginTest.php   | 12 ++++++------
 tests/plugins/test/test.meta        |  4 +++-
 5 files changed, 29 insertions(+), 13 deletions(-)

diff --git a/application/PluginManager.php b/application/PluginManager.php
index dca7e63e..07bc1da9 100644
--- a/application/PluginManager.php
+++ b/application/PluginManager.php
@@ -185,7 +185,11 @@ class PluginManager
                     continue;
                 }
 
-                $metaData[$plugin]['parameters'][$param] = '';
+                $metaData[$plugin]['parameters'][$param]['value'] = '';
+                // Optional parameter description in parameter.PARAM_NAME=
+                if (isset($metaData[$plugin]['parameter.'. $param])) {
+                    $metaData[$plugin]['parameters'][$param]['desc'] = $metaData[$plugin]['parameter.'. $param];
+                }
             }
         }
 
diff --git a/application/config/ConfigPlugin.php b/application/config/ConfigPlugin.php
index 047d2b03..cb0b6fce 100644
--- a/application/config/ConfigPlugin.php
+++ b/application/config/ConfigPlugin.php
@@ -80,9 +80,13 @@ function validate_plugin_order($formData)
 }
 
 /**
- * Affect plugin parameters values into plugins array.
+ * Affect plugin parameters values from the ConfigManager into plugins array.
  *
- * @param mixed $plugins Plugins array ($plugins[<plugin_name>]['parameters']['param_name'] = <value>.
+ * @param mixed $plugins Plugins array:
+ *                         $plugins[<plugin_name>]['parameters'][<param_name>] = [
+ *                                                                                 'value' => <value>,
+ *                                                                                 'desc' => <description>
+ *                                                                               ]
  * @param mixed $conf  Plugins configuration.
  *
  * @return mixed Updated $plugins array.
@@ -97,7 +101,7 @@ function load_plugin_parameter_values($plugins, $conf)
 
         foreach ($plugin['parameters'] as $key => $param) {
             if (!empty($conf[$key])) {
-                $out[$name]['parameters'][$key] = $conf[$key];
+                $out[$name]['parameters'][$key]['value'] = $conf[$key];
             }
         }
     }
diff --git a/tests/PluginManagerTest.php b/tests/PluginManagerTest.php
index 61efce68..f4826e2e 100644
--- a/tests/PluginManagerTest.php
+++ b/tests/PluginManagerTest.php
@@ -79,8 +79,14 @@ class PluginManagerTest extends PHPUnit_Framework_TestCase
         $this->pluginManager->load(array(self::$pluginName));
 
         $expectedParameters = array(
-            'pop' => '',
-            'hip' => '',
+            'pop' => array(
+                'value' => '',
+                'desc'  => 'pop description',
+            ),
+            'hip' => array(
+                'value' => '',
+                'desc' => '',
+            ),
         );
         $meta = $this->pluginManager->getPluginsMeta();
         $this->assertEquals('test plugin', $meta[self::$pluginName]['description']);
diff --git a/tests/config/ConfigPluginTest.php b/tests/config/ConfigPluginTest.php
index 716631b0..3b37cd79 100644
--- a/tests/config/ConfigPluginTest.php
+++ b/tests/config/ConfigPluginTest.php
@@ -101,9 +101,9 @@ class ConfigPluginTest extends PHPUnit_Framework_TestCase
         $plugins = array(
             'plugin_name' => array(
                 'parameters' => array(
-                    'param1' => true,
-                    'param2' => false,
-                    'param3' => '',
+                    'param1' => array('value' => true),
+                    'param2' => array('value' => false),
+                    'param3' => array('value' => ''),
                 )
             )
         );
@@ -114,8 +114,8 @@ class ConfigPluginTest extends PHPUnit_Framework_TestCase
         );
 
         $result = load_plugin_parameter_values($plugins, $parameters);
-        $this->assertEquals('value1', $result['plugin_name']['parameters']['param1']);
-        $this->assertEquals('value2', $result['plugin_name']['parameters']['param2']);
-        $this->assertEquals('', $result['plugin_name']['parameters']['param3']);
+        $this->assertEquals('value1', $result['plugin_name']['parameters']['param1']['value']);
+        $this->assertEquals('value2', $result['plugin_name']['parameters']['param2']['value']);
+        $this->assertEquals('', $result['plugin_name']['parameters']['param3']['value']);
     }
 }
diff --git a/tests/plugins/test/test.meta b/tests/plugins/test/test.meta
index ab999ed4..26f243f0 100644
--- a/tests/plugins/test/test.meta
+++ b/tests/plugins/test/test.meta
@@ -1,2 +1,4 @@
 description="test plugin"
-parameters="pop;hip"
\ No newline at end of file
+parameters="pop;hip"
+parameter.pop="pop description"
+parameter.hip=
\ No newline at end of file
-- 
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