From 0cdf90e24a1912427d76bc24e2c8146255ba7b24 Mon Sep 17 00:00:00 2001
From: Dmitriy Simushev <simushevds@ossg.ru>
Date: Mon, 2 Jun 2014 10:32:51 +0000
Subject: [PATCH] Replace "operator/redirect.php" with a controller

---
 .../Chat/Operator/RedirectController.php      | 187 ++++++++++++++++++
 src/mibew/libs/operator.php                   |   4 +-
 src/mibew/libs/routing.yml                    |   6 +
 src/mibew/operator/redirect.php               | 128 ------------
 4 files changed, 195 insertions(+), 130 deletions(-)
 create mode 100644 src/mibew/libs/classes/Mibew/Controller/Chat/Operator/RedirectController.php
 delete mode 100644 src/mibew/operator/redirect.php

diff --git a/src/mibew/libs/classes/Mibew/Controller/Chat/Operator/RedirectController.php b/src/mibew/libs/classes/Mibew/Controller/Chat/Operator/RedirectController.php
new file mode 100644
index 00000000..d436ac8d
--- /dev/null
+++ b/src/mibew/libs/classes/Mibew/Controller/Chat/Operator/RedirectController.php
@@ -0,0 +1,187 @@
+<?php
+/*
+ * Copyright 2005-2014 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+namespace Mibew\Controller\Chat\Operator;
+
+use Mibew\Controller\Chat\AbstractController;
+use Mibew\Database;
+use Mibew\Http\Exception\BadRequestException;
+use Mibew\Thread;
+use Symfony\Component\HttpFoundation\Request;
+
+/**
+ * Contains all actions which are related with operator's chat redirect logic.
+ */
+class RedirectController extends AbstractController
+{
+    /**
+     * Process chat's redirections.
+     *
+     * @param Request $request Incoming request.
+     * @return string|\Symfony\Component\HttpFoundation\RedirectResponse Rendered
+     *   page content or a redirect response.
+     * @throws BadRequestException If the thread cannot be loaded by some
+     * reasons.
+     */
+    public function indexAction(Request $request)
+    {
+        // Get and validate thread id
+        $thread_id = $request->query->get('thread');
+        if (!preg_match("/^\d{1,10}$/", $thread_id)) {
+            throw new BadRequestException('Wrong value of "thread" argument.');
+        }
+
+        // Get and validate token
+        $token = $request->query->get('token');
+        if (!preg_match("/^\d{1,10}$/", $token)) {
+            throw new BadRequestException('Wrong value of "token" argument.');
+        }
+
+        $thread = Thread::load($thread_id, $token);
+        if (!$thread) {
+            throw new BadRequestException('Wrong thread.');
+        }
+
+        $page = array(
+            'errors' => array(),
+        );
+
+        if ($request->query->has('nextGroup')) {
+            // The thread was redirected to a group.
+            $next_id = $request->query->get('nextGroup');
+            if (!preg_match("/^\d{1,10}$/", $next_id)) {
+                throw new BadRequestException('Wrong value of "nextGroup" argument.');
+            }
+            $next_group = group_by_id($next_id);
+
+            if ($next_group) {
+                $page['message'] = getlocal2(
+                    'chat.redirected.group.content',
+                    array(get_group_name($next_group))
+                );
+                if (!$this->redirectToGroup($thread, $next_id)) {
+                    $page['errors'][] = getlocal('chat.redirect.cannot');
+                }
+            } else {
+                $page['errors'][] = 'Unknown group';
+            }
+        } else {
+            // The thread was redirected to an operator.
+            $next_id = $request->query->get('nextAgent');
+            if (!preg_match("/^\d{1,10}$/", $next_id)) {
+                throw new BadRequestException('Wrong value of "nextAgent" argument.');
+            }
+            $next_operator = operator_by_id($next_id);
+
+            if ($next_operator) {
+                $page['message'] = getlocal2(
+                    'chat.redirected.content',
+                    array(get_operator_name($next_operator))
+                );
+                if (!$this->redirectToOperator($thread, $next_id)) {
+                    $page['errors'][] = getlocal('chat.redirect.cannot');
+                }
+            } else {
+                $page['errors'][] = 'Unknown operator';
+            }
+        }
+
+        $page = array_merge_recursive($page, setup_logo());
+
+        if (count($page['errors']) > 0) {
+            return $this->render('error', $page);
+        } else {
+            return $this->render('redirected', $page);
+        }
+    }
+
+    protected function redirectToGroup(Thread $thread, $group_id)
+    {
+        if ($thread->state != Thread::STATE_CHATTING) {
+            // We can redirect only threads which are in proggress now.
+            return false;
+        }
+
+        // Redirect the thread
+        $thread->state = Thread::STATE_WAITING;
+        $thread->nextAgent = 0;
+        $thread->groupId = $group_id;
+        $thread->agentId = 0;
+        $thread->agentName = '';
+        $thread->save();
+
+        // Send notification message
+        $thread->postMessage(
+            Thread::KIND_EVENTS,
+            getstring2_(
+                'chat.status.operator.redirect',
+                array(get_operator_name($this->getOperator())),
+                $thread->locale,
+                true
+            )
+        );
+
+        return true;
+    }
+
+    protected function redirectToOperator(Thread $thread, $operator_id)
+    {
+        if ($thread->state != Thread::STATE_CHATTING) {
+            // We can redirect only threads which are in proggress now.
+            return false;
+        }
+
+        // Redirect the thread
+        $thread->state = Thread::STATE_WAITING;
+        $thread->nextAgent = $operator_id;
+        $thread->agentId = 0;
+
+        // Check if the target operator belongs to the current thread's group.
+        // If not reset the current thread's group.
+        if ($thread->groupId != 0) {
+            $db = Database::getInstance();
+            list($groups_count) = $db->query(
+                ("SELECT count(*) AS count "
+                    . "FROM {chatgroupoperator} "
+                    . "WHERE operatorid = ? AND groupid = ?"),
+                array($operator_id, $thread->groupId),
+                array(
+                    'return_rows' => Database::RETURN_ONE_ROW,
+                    'fetch_type' => Database::FETCH_NUM,
+                )
+            );
+            if ($groups_count === 0) {
+                $thread->groupId = 0;
+            }
+        }
+
+        $thread->save();
+
+        // Send notification message
+        $thread->postMessage(
+            Thread::KIND_EVENTS,
+            getstring2_(
+                'chat.status.operator.redirect',
+                array(get_operator_name($this->getOperator())),
+                $thread->locale,
+                true
+            )
+        );
+
+        return true;
+    }
+}
diff --git a/src/mibew/libs/operator.php b/src/mibew/libs/operator.php
index 76d0239d..3dd5563a 100644
--- a/src/mibew/libs/operator.php
+++ b/src/mibew/libs/operator.php
@@ -645,7 +645,7 @@ function setup_redirect_links($threadid, $operator, $token)
                 ? getlocal("char.redirect.operator.online_suff")
                 : getlocal("char.redirect.operator.away_suff"))
             : "";
-        $agent_list .= "<li><a href=\"" . add_params(MIBEW_WEB_ROOT . "/operator/redirect.php", $params)
+        $agent_list .= "<li><a href=\"" . add_params(MIBEW_WEB_ROOT . "/operator/chat/redirect", $params)
             . "\" title=\"" . get_operator_name($agent) . "\">"
             . get_operator_name($agent)
             . "</a> $status</li>";
@@ -660,7 +660,7 @@ function setup_redirect_links($threadid, $operator, $token)
             $status = group_is_online($group)
                 ? getlocal("char.redirect.operator.online_suff")
                 : (group_is_away($group) ? getlocal("char.redirect.operator.away_suff") : "");
-            $group_list .= "<li><a href=\"" . add_params(MIBEW_WEB_ROOT . "/operator/redirect.php", $params)
+            $group_list .= "<li><a href=\"" . add_params(MIBEW_WEB_ROOT . "/operator/chat/redirect", $params)
                 . "\" title=\"" . get_group_name($group) . "\">"
                 . get_group_name($group)
                 . "</a> $status</li>";
diff --git a/src/mibew/libs/routing.yml b/src/mibew/libs/routing.yml
index 5e37eb87..f193bd8e 100644
--- a/src/mibew/libs/routing.yml
+++ b/src/mibew/libs/routing.yml
@@ -7,6 +7,12 @@ chat_operator:
         _controller: Mibew\Controller\Chat\Operator\ChatController::indexAction
         _access_check: Mibew\AccessControl\Check\LoggedInCheck
 
+chat_operator_redirect:
+    path: /operator/chat/redirect
+    defaults:
+        _controller: Mibew\Controller\Chat\Operator\RedirectController::indexAction
+        _access_check: Mibew\AccessControl\Check\LoggedInCheck
+
 # Pages that are available for all users
 button:
     path: /b
diff --git a/src/mibew/operator/redirect.php b/src/mibew/operator/redirect.php
deleted file mode 100644
index 1fb6fe52..00000000
--- a/src/mibew/operator/redirect.php
+++ /dev/null
@@ -1,128 +0,0 @@
-<?php
-/*
- * Copyright 2005-2014 the original author or authors.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-// Import namespaces and classes of the core
-use Mibew\Database;
-use Mibew\Thread;
-use Mibew\Style\ChatStyle;
-
-// Initialize libraries
-require_once(dirname(dirname(__FILE__)) . '/libs/init.php');
-
-$operator = check_login();
-
-$thread_id = verify_param("thread", "/^\d{1,8}$/");
-$token = verify_param("token", "/^\d{1,8}$/");
-
-$thread = Thread::load($thread_id, $token);
-if (!$thread) {
-    die("wrong thread");
-}
-
-$page = array(
-    'errors' => array(),
-);
-
-// Initialize chat style which is currently used in system
-$chat_style = new ChatStyle(ChatStyle::getCurrentStyle());
-
-if (isset($_GET['nextGroup'])) {
-    $next_id = verify_param("nextGroup", "/^\d{1,8}$/");
-    $next_group = group_by_id($next_id);
-
-    if ($next_group) {
-        $page['message'] = getlocal2(
-            "chat.redirected.group.content",
-            array(get_group_name($next_group))
-        );
-        if ($thread->state == Thread::STATE_CHATTING) {
-            $thread->state = Thread::STATE_WAITING;
-            $thread->nextAgent = 0;
-            $thread->groupId = $next_id;
-            $thread->agentId = 0;
-            $thread->agentName = '';
-            $thread->save();
-
-            $thread->postMessage(
-                Thread::KIND_EVENTS,
-                getstring2_(
-                    "chat.status.operator.redirect",
-                    array(get_operator_name($operator)),
-                    $thread->locale,
-                    true
-                )
-            );
-        } else {
-            $page['errors'][] = getlocal("chat.redirect.cannot");
-        }
-    } else {
-        $page['errors'][] = "Unknown group";
-    }
-} else {
-    $next_id = verify_param("nextAgent", "/^\d{1,8}$/");
-    $next_operator = operator_by_id($next_id);
-
-    if ($next_operator) {
-        $page['message'] = getlocal2(
-            "chat.redirected.content",
-            array(get_operator_name($next_operator))
-        );
-        if ($thread->state == Thread::STATE_CHATTING) {
-            $thread->state = Thread::STATE_WAITING;
-            $thread->nextAgent = $next_id;
-            $thread->agentId = 0;
-            if ($thread->groupId != 0) {
-                $db = Database::getInstance();
-                list($groups_count) = $db->query(
-                    ("SELECT count(*) AS count "
-                        . "FROM {chatgroupoperator} "
-                        . "WHERE operatorid = ? AND groupid = ?"),
-                    array($next_id, $thread->groupId),
-                    array(
-                        'return_rows' => Database::RETURN_ONE_ROW,
-                        'fetch_type' => Database::FETCH_NUM,
-                    )
-                );
-                if ($groups_count === 0) {
-                    $thread->groupId = 0;
-                }
-            }
-            $thread->save();
-            $thread->postMessage(
-                Thread::KIND_EVENTS,
-                getstring2_(
-                    "chat.status.operator.redirect",
-                    array(get_operator_name($operator)),
-                    $thread->locale,
-                    true
-                )
-            );
-        } else {
-            $page['errors'][] = getlocal("chat.redirect.cannot");
-        }
-    } else {
-        $page['errors'][] = "Unknown operator";
-    }
-}
-
-$page = array_merge_recursive($page, setup_logo());
-
-if (count($page['errors']) > 0) {
-    $chat_style->render('error', $page);
-} else {
-    $chat_style->render('redirected', $page);
-}