Merge pull request #37 from fabianoroberto/master

Handle pagination into getMediasByTag

Author: raiym

README.md

@@ -87,6 +87,19 @@ $medias = Instagram::getMediasByTag('zara', 30);
 echo json_encode($medias);
 ```
 
+### Paginate medias by tag name
+```php
+$result = Instagram::getMediasByTag('zara', 12, '', true);
+$medias = $result['medias']
+
+if($result['hasNextPage'] === true) {
+    $result = Instagram::getMediasByTag('zara', 12, $result['maxId'], true);
+    $medias = array_merge($medias, $result['medias']);
+}
+
+echo json_encode($medias);
+```
+
 ### Get top medias by tag name
 ```php
 $medias = Instagram::getTopMediasByTagName('durov');

src/InstagramScraper/Instagram.php

@@ -113,7 +113,7 @@ public static function getMediaByUrl($mediaUrl)
         return Media::fromMediaPage($mediaArray['media']);
     }
 
-    public static function getMediasByTag($tag, $count = 12, $maxId = '')
+    public static function getMediasByTag($tag, $count = 12, $maxId = '', $toObject = false)
     {
         $index = 0;
         $medias = [];
@@ -145,7 +145,18 @@ public static function getMediasByTag($tag, $count = 12, $maxId = '')
             $maxId = $arr['tag']['media']['page_info']['end_cursor'];
             $hasNextPage = $arr['tag']['media']['page_info']['has_next_page'];
         }
-        return $medias;
+
+        if($toObject === true) {
+            $toReturn = [
+                'medias'      => $medias,
+                'maxId'       => $maxId,
+                'hasNextPage' => $hasNextPage
+            ];
+        } else {
+            $toReturn = $medias;
+        }
+
+        return $toReturn;
     }
 
     public static function searchAccountsByUsername($username)