Added ability to disable auto update for a currency.

composer.json

@@ -24,5 +24,15 @@
         "psr-4": {
             "Torann\\Currency\\": "src/"
         }
+    },
+    "extra": {
+        "laravel": {
+            "providers": [
+                "Torann\\Currency\\CurrencyServiceProvider"
+            ],
+            "aliases": {
+                "Currency": "Torann\\Currency\\Facades\\Currency"
+            }
+        }
     }
 }

database/migrations/2013_11_26_161502_alter_currency_table_add_update_column.php

@@ -0,0 +1,45 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+
+class AlterCurrencyTableAddUpdateColumn extends Migration
+{
+    /**
+     * Currencies table name
+     *
+     * @var string
+     */
+    protected $table_name;
+
+    /**
+     * Create a new migration instance.
+     */
+    public function __construct()
+    {
+        $this->table_name = config('currency.drivers.database.table');
+    }
+
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table($this->table_name, function ($table) {
+            $table->boolean('auto_update')->default(true)->after('active');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+	    Schema::table($this->table_name, function ($table) {
+		    $table->dropColumn('auto_update');
+	    });
+    }
+}

src/Contracts/DriverInterface.php

@@ -31,17 +31,18 @@ public function all();
      * @return mixed
      */
     public function find($code, $active = 1);
-
-    /**
-     * Update given currency.
-     *
-     * @param string   $code
-     * @param array    $attributes
-     * @param DateTime $timestamp
-     *
-     * @return int
-     */
-    public function update($code, array $attributes, DateTime $timestamp = null);
+
+	/**
+	 * Update given currency.
+	 *
+	 * @param string $code
+	 * @param array $attributes
+	 * @param DateTime $timestamp
+	 * @param bool $auto Whether or not it's performed automatically
+	 *
+	 * @return int
+	 */
+    public function update($code, array $attributes, DateTime $timestamp = null, $auto = false);
 
     /**
      * Remove given currency from storage.

src/Drivers/Database.php

@@ -47,6 +47,7 @@ public function create(array $params)
             'format' => '',
             'exchange_rate' => 1,
             'active' => 0,
+            'auto_update' => 1,
             'created_at' => $created,
             'updated_at' => $created,
         ], $params);
@@ -97,7 +98,7 @@ public function find($code, $active = 1)
     /**
      * {@inheritdoc}
      */
-    public function update($code, array $attributes, DateTime $timestamp = null)
+    public function update($code, array $attributes, DateTime $timestamp = null, $auto = false)
     {
         $table = $this->config('table');
 
@@ -106,9 +107,17 @@ public function update($code, array $attributes, DateTime $timestamp = null)
             $attributes['updated_at'] = new DateTime('now');
         }
 
-        return $this->database->table($table)
-            ->where('code', strtoupper($code))
-            ->update($attributes);
+        //Only apply to those with auto update if it's automatically updating
+        if ($auto) {
+	        return $this->database->table($table)
+	                              ->where('code', strtoupper($code))
+				                  ->where('auto_update', 1)
+				                  ->update($attributes);
+        } else {
+	        return $this->database->table($table)
+	                              ->where('code', strtoupper($code))
+	                              ->update($attributes);
+        }
     }
 
     /**

src/Drivers/Filesystem.php

@@ -54,6 +54,7 @@ public function create(array $params)
             'format' => '',
             'exchange_rate' => 1,
             'active' => 0,
+            'auto_update' => 1,
             'created_at' => $created,
             'updated_at' => $created,
         ], $params);
@@ -95,7 +96,7 @@ public function find($code, $active = 1)
     /**
      * {@inheritdoc}
      */
-    public function update($code, array $attributes, DateTime $timestamp = null)
+    public function update($code, array $attributes, DateTime $timestamp = null, $auto = false)
     {
         // Get blacklist path
         $path = $this->config('path');
@@ -114,7 +115,14 @@ public function update($code, array $attributes, DateTime $timestamp = null)
         }
 
         // Merge values
-        $currencies[$code] = array_merge($currencies[$code], $attributes);
+	    if ($auto) {
+        	//If auto update disabled
+        	if ($currencies[$code]['auto_update']) {
+		        $currencies[$code] = array_merge($currencies[$code], $attributes);
+	        }
+	    } else {
+		    $currencies[ $code ] = array_merge($currencies[ $code ], $attributes);
+	    }
 
         return $this->filesystem->put($path, json_encode($currencies, JSON_PRETTY_PRINT));
     }