Fix export of nulls in Conf

README.md

@@ -13,12 +13,12 @@ At present the software should be considered in an "alpha" state: though its cor
 
 The Arsse has the following requirements:
 
-- A Web server
+- A Linux server utilizing systemd and Nginx (tested on Ubuntu 16.04)
 - PHP 7.0.7 or newer with the following extensions:
     - [intl](http://php.net/manual/en/book.intl.php), [json](http://php.net/manual/en/book.json.php), [hash](http://php.net/manual/en/book.hash.php), and [pcre](http://php.net/manual/en/book.pcre.php)
     - [dom](http://php.net/manual/en/book.dom.php), [simplexml](http://php.net/manual/en/book.simplexml.php), and [iconv](http://php.net/manual/en/book.iconv.php) (for picoFeed)
     - [sqlite3](http://php.net/manual/en/book.sqlite3.php)
-- The ability to run daemon processes on the server
+- Privileges to create and run daemon processes on the server
 
 ## Installation
 

build.xml

@@ -31,10 +31,16 @@
     </target>
 
     <target name="package">
-        <propertyprompt propertyName="arsse.version" defaultValue="head" promptText="Git tag to package"/>
-        <phingcall target="clean"/>
+        <propertyprompt propertyName="arsse.version" defaultValue="head" promptText="Git tag to package"/> <!-- This needs to be used to actually check out a tag, etc -->
+        <delete> <!-- Delete code, but keep dependencies, which Composer will prune -->
+            <fileset dir="./build/arsse">
+                <exclude name="vendor/**"/>
+            </fileset>
+        </delete>
         <phingcall target="build"/>
-        <tar destfile="./build/arsse-${arsse.version}.tar.gz" basedir="./build" compression="gzip"/>
+        <tar destfile="./build/arsse-${arsse.version}.tar.gz" basedir="./build" compression="gzip">
+            <fileset dir="./build" includes="arsse"/>
+        </tar>
     </target>
 
 </project>

lib/Conf.php

@@ -114,11 +114,11 @@ class Conf {
         $conf = new \ReflectionObject($this);
         foreach ($conf->getProperties(\ReflectionProperty::IS_PUBLIC) as $prop) {
             $name = $prop->name;
-            // add the property to the output if the value is scalar and either:
+            // add the property to the output if the value is scalar (or null) and either:
             // 1. full output has been requested
             // 2. the property is not defined in the class
             // 3. it differs from the default
-            if (is_scalar($this->$name) && ($full || !$prop->isDefault() || $this->$name !== $ref->$name)) {
+            if ((is_scalar($this->$name) || is_null($this->$name)) && ($full || !$prop->isDefault() || $this->$name !== $ref->$name)) {
                 $out[$name] = $this->$name;
             }
         }

tests/Conf/TestConf.php

@@ -95,9 +95,11 @@ class TestConf extends Test\AbstractTest {
         $conf = new Conf();
         $conf->lang = ["en", "fr"]; // should not be exported: not scalar
         $conf->dbSQLite3File = "test.db"; // should be exported: value changed
+        $conf->userDriver = null; // should be exported: changed value, even when null
         $conf->someCustomProperty = "Look at me!"; // should be exported: unknown property
         $exp = [
             'dbSQLite3File' => "test.db",
+            'userDriver' => null,
             'someCustomProperty' => "Look at me!",
         ];
         $this->assertSame($exp, $conf->export());
@@ -112,11 +114,13 @@ class TestConf extends Test\AbstractTest {
         $conf = new Conf();
         $conf->lang = ["en", "fr"]; // should not be exported: not scalar
         $conf->dbSQLite3File = "test.db"; // should be exported: value changed
+        $conf->userDriver = null; // should be exported: changed value, even when null
         $conf->someCustomProperty = "Look at me!"; // should be exported: unknown property
         $conf->exportFile(self::$path."confNotArray");
         $arr = (include self::$path."confNotArray");
         $exp = [
             'dbSQLite3File' => "test.db",
+            'userDriver' => null,
             'someCustomProperty' => "Look at me!",
         ];
         $this->assertSame($exp, $arr);