Fix migrations

Author: jmontoyaa

app/Migrations/Schema/V110/Version110.php

@@ -276,10 +276,13 @@ public function up(Schema $schema)
         }
 
         if ($schema->hasTable('c_attendance_calendar_rel_group')) {
-            $this->addSql("ALTER TABLE c_attendance_calendar_rel_group MODIFY COLUMN id INT NOT NULL");
-            $this->addSql("ALTER TABLE c_attendance_calendar_rel_group DROP PRIMARY KEY");
-            $this->addSql("ALTER TABLE c_attendance_calendar_rel_group MODIFY COLUMN id INT NULL DEFAULT NULL");
-            $this->addSql("ALTER TABLE c_attendance_calendar_rel_group ADD COLUMN iid int NOT NULL PRIMARY KEY AUTO_INCREMENT");
+            $table = $schema->getTable('c_attendance_calendar_rel_group');
+            if ($table->hasColumn('iid') === false) {
+                $this->addSql("ALTER TABLE c_attendance_calendar_rel_group MODIFY COLUMN id INT NOT NULL");
+                $this->addSql("ALTER TABLE c_attendance_calendar_rel_group DROP PRIMARY KEY");
+                $this->addSql("ALTER TABLE c_attendance_calendar_rel_group MODIFY COLUMN id INT NULL DEFAULT NULL");
+                $this->addSql("ALTER TABLE c_attendance_calendar_rel_group ADD COLUMN iid int NOT NULL PRIMARY KEY AUTO_INCREMENT");
+            }
         }
 
         $this->addSql("ALTER TABLE c_attendance_sheet MODIFY COLUMN c_id INT NOT NULL");

app/Migrations/Schema/V110/Version20150522112023.php

@@ -21,7 +21,13 @@ public function up(Schema $schema)
 
         $this->addSql('ALTER TABLE usergroup ADD group_type INT NOT NULL, ADD created_at DATETIME NOT NULL, ADD updated_at DATETIME NOT NULL');
         $this->addSql('ALTER TABLE usergroup ADD picture VARCHAR(255) DEFAULT NULL, ADD url VARCHAR(255) DEFAULT NULL, ADD visibility VARCHAR(255) NOT NULL, ADD allow_members_leave_group INT NOT NULL, CHANGE description description LONGTEXT');
-        $this->addSql('CREATE TABLE usergroup_rel_usergroup (id INT AUTO_INCREMENT NOT NULL, group_id INT NOT NULL, subgroup_id INT NOT NULL, relation_type INT NOT NULL, PRIMARY KEY(id))');
+
+        if (!$schema->hasTable('usergroup_rel_usergroup')) {
+            $this->addSql(
+                'CREATE TABLE usergroup_rel_usergroup (id INT AUTO_INCREMENT NOT NULL, group_id INT NOT NULL, subgroup_id INT NOT NULL, relation_type INT NOT NULL, PRIMARY KEY(id))'
+            );
+        }
+
         $this->addSql('ALTER TABLE usergroup_rel_user ADD relation_type INT');
 
         if (!$schema->hasTable('access_url_rel_usergroup')) {