From 7b94a6daa9119163420ffbc654491e30e736813e Mon Sep 17 00:00:00 2001
From: Sergei Gulin <s.gulin@rootmedia.ru>
Date: Wed, 17 Sep 2014 12:42:59 +0400
Subject: [PATCH 1/2] add urls

---
 README.md                         | 7 +++++++
 Sitemap.php                       | 3 +++
 controllers/DefaultController.php | 2 +-
 3 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 5968524..925e0a5 100644
--- a/README.md
+++ b/README.md
@@ -44,6 +44,13 @@ to the require section of your application's `composer.json` file.
             'app\modules\news\models\News',
             ...
         ],
+        'urls'=> [
+            [
+                'loc'=>'/news/index',
+                'changefreq' => SitemapBehavior::CHANGEFREQ_DAILY,
+                'priority' => 0.8
+            ],
+        ],
         'enableGzip' => true,
     ],
     ...
diff --git a/Sitemap.php b/Sitemap.php
index e96d068..158a1c1 100644
--- a/Sitemap.php
+++ b/Sitemap.php
@@ -31,4 +31,7 @@ class Sitemap extends Module
 
     /** @var array $models */
     public $models = [];
+
+    /** @var array $urls */
+    public $urls = [];
 }
diff --git a/controllers/DefaultController.php b/controllers/DefaultController.php
index abf2f65..bb99b3d 100644
--- a/controllers/DefaultController.php
+++ b/controllers/DefaultController.php
@@ -22,7 +22,7 @@ public function actionIndex()
         $module = $this->module;
 
         if (!$sitemapData = Yii::$app->cache->get($module->cacheKey)) {
-            $urls = [];
+            $urls = $module->urls;
             foreach ($module->models as $modelName) {
                 /** @var \himiklab\sitemap\behaviors\SitemapBehavior $model */
                 $model = new $modelName;

From edb2a2b0df23106c2c0bdc8379f99a2bd9906486 Mon Sep 17 00:00:00 2001
From: Sergei Gulin <s.gulin@rootmedia.ru>
Date: Wed, 17 Sep 2014 13:47:47 +0400
Subject: [PATCH 2/2] lastmod is optional

---
 behaviors/SitemapBehavior.php | 8 +++++---
 views/default/index.php       | 4 +++-
 2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/behaviors/SitemapBehavior.php b/behaviors/SitemapBehavior.php
index 5162ae9..08db725 100644
--- a/behaviors/SitemapBehavior.php
+++ b/behaviors/SitemapBehavior.php
@@ -81,12 +81,14 @@ public function generateSiteMap()
                 continue;
             }
 
-            if (!isset($urlData['loc'], $urlData['lastmod'])) {
-                throw new InvalidConfigException('Params `loc` and/or `lastmod` isn`t set.');
+            if (!isset($urlData['loc'])) {
+                throw new InvalidConfigException('Params `loc` isn`t set.');
             }
 
             $result[$n]['loc'] = $urlData['loc'];
-            $result[$n]['lastmod'] = date(DATE_W3C, $urlData['lastmod']);
+            if(isset($urlData['lastmod'])) {
+                $result[$n]['lastmod'] = date(DATE_W3C, $urlData['lastmod']);
+            }
 
             $result[$n]['changefreq'] =
                 isset($urlData['changefreq']) ? $urlData['changefreq'] : $this->defaultChangefreq;
diff --git a/views/default/index.php b/views/default/index.php
index b859bca..194ca3f 100644
--- a/views/default/index.php
+++ b/views/default/index.php
@@ -13,7 +13,9 @@
     <?php foreach ($urls as $url): ?>
         <url>
             <loc><?= $url['loc'] ?></loc>
-            <lastmod><?= $url['lastmod'] ?></lastmod>
+            <?php if(isset($url['lastmod'])): ?>
+                <lastmod><?= $url['lastmod'] ?></lastmod>
+            <?php endif; ?>
             <changefreq><?= $url['changefreq'] ?></changefreq>
             <priority><?= $url['priority'] ?></priority>
         </url>