Move Files. Update Submodules. Update Web Pages

HTTPWrapper

@@ -1 +1 @@
-Subproject commit 7c5558ea3fe2240b61b18849ce68535a89de95c2
+Subproject commit af77d51fd8071cd598c94ab8a49a632f5ccdca8d

MySQLTransaction.cpp

@@ -1,58 +0,0 @@
-#include "MySQLTransaction.h"
-
-Transaction::Transaction(MySQLConn& MySQLConnection) : conn(MySQLConnection)
-{
-    _isReady=false;
-    _operated=false;
-    if(conn.exec("start transaction",nullptr)<0)
-    {
-        /// SQL execute error.
-    }
-    else
-    {
-        _isReady=true;
-    }
-}
-
-Transaction::~Transaction()
-{
-    if(!_operated)
-    {
-        rollback();
-    }
-}
-
-int Transaction::commit()
-{
-    if(_operated) return -2;
-
-    if(conn.exec("commit",nullptr)<0)
-    {
-        return -1;
-    }
-    else
-    {
-        _operated=true;
-        return conn.getAffectedRows();
-    }
-}
-
-int Transaction::rollback()
-{
-    if(_operated) return -2;
-
-    if(conn.exec("rollback",nullptr)<0)
-    {
-        return -1;
-    }
-    else
-    {
-        _operated=true;
-        return conn.getAffectedRows();
-    }
-}
-
-bool Transaction::isReady() const
-{
-    return _isReady;
-}

MySQLTransaction.h

@@ -1,26 +0,0 @@
-#include "MySQLWrapper.h"
-
-class Transaction
-{
-public:
-    /// Start Transaction on construct.
-    Transaction(MySQLConn& MySQLConnection);
-
-    /// Rollback transaction on destruct. If commit() or rollback() is called, this function will not execute any sql.
-    ~Transaction();
-
-    /// NOTE: A Transaction can only call commit() or rollback() once, until it calls start commit again.
-    /// Commit transaction. Equals to SQL: COMMIT
-    /// ReturnValue: -1 SQL Error. -2 Operated >=0 Affected Rows
-    int commit();
-    /// Rollback transaction. Equals to SQL: ROLLBACK
-    /// ReturnValue: -1 SQL Error. -2 Operated >=0 Affected Rows
-    int rollback();
-
-    /// Check if a Transaction object is ready. If it is ready, then a transaction has started.
-    bool isReady() const;
-private:
-    MySQLConn& conn;
-    bool _isReady;
-    bool _operated;
-};

MySQLWrapper

@@ -1 +1 @@
-Subproject commit 5de3e0c2954ad4051e5b794453015457b7f0b459
+Subproject commit 621ef36565bd0d262437e879a833ae3a5c59cd0d

bs_util.cpp

@@ -0,0 +1,83 @@
+#include "bs_util.h"
+using namespace std;
+
+void jsonfail_func(json& j,int errcode,const std::string& detail)
+{
+    j["success"]=0;
+    j["errcode"]=errcode;
+    j["errmsg"]=string(GetErrMsg(errcode))+" : "+detail;
+}
+
+int getPermissionLevel(const std::string& Username,Response& res)
+{
+    DBInfo db;
+    MySQLConn conn;
+    json j;
+    bool failed=false;
+    auto jsonfail=[&](int errcode,const std::string& detail="")
+    {
+        jsonfail_func(j,errcode,detail);
+        failed=true;
+    };
+
+    if( db.readConfig()<0 )
+    {
+        jsonfail(err_config);
+    }
+    else if(db.connectProxy(conn)<0)
+    {
+        jsonfail(err_connect);
+    }
+    else
+    {
+        int permission_level;
+        int ret=conn.exec(make_str("select permission_level from bs_user where username='",
+                            Username,
+                            "'"),
+                          [&](MySQLResult& res)
+                          {
+                              res.stepRow([&](char** val,unsigned long* len)
+                                          {
+                                              permission_level=ParseInt(val[0]);
+                                          });
+                          });
+        if(ret==1)
+        {
+            jsonfail(err_data,"User Not Found");
+        }
+        else if(ret<0)
+        {
+            jsonfail(err_sql,"Step 1");
+        }
+        else
+        {
+            return permission_level;
+        }
+    }
+
+    if(failed)
+    {
+        res.content=j.dump();
+        exit(0);
+
+        /// Never reaches here.
+        return -1;
+    }
+    else
+    {
+        return -1;
+    }
+
+}
+
+std::function<void(MySQLResult&)> SQLParseInt(int& nval)
+{
+    return
+    [&](MySQLResult& res)
+    {
+        res.stepRow([&](char** val,unsigned long* len)
+                {
+                    nval=ParseInt(val[0]);
+                });
+    };
+}

bs_util.h

@@ -0,0 +1,22 @@
+#pragma once
+#include "Request.h"
+#include "Response.h"
+#include "Session.h"
+#include "json.hpp"
+#include "jsonfail.h"
+#include "Util.h"
+using json=nlohmann::json;
+
+/// General Json Failure Function.
+void jsonfail_func(json& j,int errcode,const std::string& detail="");
+
+/// Get Permission of User
+/// If failed to get level, error message will be written to Response in JSON style. Then exit(0) is called.
+/// If success, returns permission_level.
+/// Returns -1 if control flow reaches unknown branch.
+int getPermissionLevel(const std::string& Username,Response& res);
+
+std::function<void(MySQLResult&)> SQLParseInt(int& nval);
+
+#define postval(NAME) if(req.post[#NAME].empty()){jsonfail(err_missing_parameter);break;}string NAME=req.post[#NAME]
+#define startdb() DBInfo db;if(db.readConfig()<0){jsonfail(err_config);break;} MySQLConn conn;if(db.connectProxy(conn)<0){jsonfail(err_connect);break;}

src/addbookobject.cpp

@@ -2,6 +2,7 @@
 #include "Util.h"
 #include "jsonfail.h"
 #include "json.hpp"
+#include "MySQLTransaction.h"
 using namespace std;
 using json = nlohmann::json;
 

src/login.cpp

@@ -1,11 +1,7 @@
-#include "Session.h"
-#include "Util.h"
-#include "json.hpp"
-#include "jsonfail.h"
+#include "bs_util.h"
+#include <mutex>
+#include <condition_variable>
 using namespace std;
-using json=nlohmann::json;
-
-#define postval(NAME) string NAME=req.post[#NAME]
 
 int main()
 {
@@ -14,11 +10,9 @@ int main()
     Response res;
     json j;
 
-    auto jsonfail=[&](int errcode,const string& detail="")
+    auto jsonfail=[&](int errcode,const std::string& dtl="")
     {
-        j["success"]=0;
-        j["errcode"]=errcode;
-        j["errmsg"]=string(GetErrMsg(errcode))+" : "+detail;
+        jsonfail_func(j,errcode,dtl);
     };
 
     do
@@ -29,7 +23,7 @@ int main()
             break;
         }
 
-        if(!se.isNew()||!se.getUser().empty())
+        if(!se.getUser().empty())
         {
             /// Logged in...
             j["success"]=2;
@@ -42,53 +36,26 @@ int main()
             jsonfail(err_method_not_supported);
             break;
         }
-        if(req.post["username"].empty() ||
-           req.post["password"].empty() )
-        {
-            jsonfail(err_missing_parameter);
-            break;
-        }
 
         postval(username);
         postval(password);
 
-        DBInfo db;
-        MySQLConn conn;
-        if(db.readConfig()<0)
-        {
-            jsonfail(err_config);
-            break;
-        }
+        startdb();
 
-        if(db.connectProxy(conn)<0)
-        {
-            jsonfail(err_connect);
-            break;
-        }
-
-        /// Check if password is correct
-        bool authpass=false;
+        int count_val;
         if(conn.exec(make_str("select count(username) from bs_user where username='",
-                              username,
-                              "' and password='",
-                              password,
-                              "'"),
-                     [&](MySQLResult& res)
-                     {
-                        res.stepRow([&](char** val,unsigned long* len)
-                        {
-                            if(string(val[0])=="1")
-                            {
-                                authpass=true;
-                            }
-                        });
-                    })<0)
+                          username,
+                          "' and password='",
+                          password,
+                          "'"),
+                     SQLParseInt(count_val)
+                     )<0)
         {
             jsonfail(err_sql,"Step 1");
             break;
         }
 
-        if(!authpass)
+        if(count_val!=1)
         {
             jsonfail(err_data,"Auth Failed");
             break;
@@ -99,13 +66,7 @@ int main()
         if(conn.exec(make_str("select account_status from bs_user where username='",
                      username,
                      "'"),
-                     [&](MySQLResult& res)
-                     {
-                         res.stepRow([&](char** val,unsigned long* len)
-                                     {
-                                         account_status=ParseInt(val[0]);
-                                     });
-                     })<0)
+                     SQLParseInt(account_status))<0)
         {
             jsonfail(err_sql,"Step 2");
             break;
@@ -123,12 +84,6 @@ int main()
             jsonfail(err_data,"Your account is banned.");
             break;
         }
-        else if(account_status==2)
-        {
-            /// Need verify, redirect to account enable.
-            jsonfail(err_data,"Need verify first.");
-            j["next_url"]="/booksys/enable.html";
-        }
 
         /// Try to mark session logged in
         int ret;
@@ -138,12 +93,24 @@ int main()
             break;
         }
 
-        j["success"]=1;
+        if(account_status==2)
+        {
+            /// Need verify, redirect to account enable.
+            j["success"]=3;
+            j["next_url"]="/booksys/enable.html";
+        }
+        else
+        {
+            j["success"]=1;
+            j["next_url"]="/booksys/dashboard.html";
+        }
     }
     while(0);
 
+    se.writeToResponse(res);
     res.content.append(j.dump());
-    res.show();
 
     return 0;
 }
+
+

web/booksys/install-failed.html

@@ -1,14 +0,0 @@
-<!DOCTYPE>
-<html>
-    <head>
-        <title>安装失败</title>
-        <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
-    </head>
-
-    <body>
-        <p>出现了一些问题导致安装无法进行:</p>
-        <p>错误代码: {ErrCode}</p>
-        <p>错误信息: {ErrMsg}</p>
-        <p><a href="install.html">返回</a></p>
-    </body>
-</html>

web/booksys/install-success.html

@@ -3,11 +3,24 @@
     <head>
         <title>安装成功</title>
         <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
+        <link rel="stylesheet" href="jquery-ui.css">
+		<link rel="stylesheet" href="jquery-ui.structure.css">
+		<link rel="stylesheet" href="jquery-ui.theme.css">
+		<script type="text/javascript" src="jquery.js"></script>
+		<script type="text/javascript" src="jquery-ui.js"></script>
     </head>
 
     <body>
         <p>你已经安装好了BookSystem.</p>
         <p>现在开始使用吧！</p>
-        <p><a href="index.html">前往主页</a></p>
+        <button id="submit">前往主页</button>
+        
+        <script>
+            $("button").button();
+            
+            $("#submit").click(function(){
+                location.href="login.html";
+            });
+        </script>
     </body>
 </html>

web/booksys/install.html

@@ -57,14 +57,11 @@
 			obj.html('<p><span class="ui-icon ui-icon-alert" style="float: left; margin-right:.3em;"></span>'+obj.html()+'</p>');
 		}
 
-		$(".error").hide();
-		$(".error").text("No Error");
+		$(".error").fadeTo(0,0).text("No Error");
 		createError($(".error"));
-		$(".error").fadeTo(0,0);
-		$(".error").show();
 
 		$("#submit").click(function(){
-			$("#submit").hide();
+			$("#submit").hide("");
 			var bar=$("#progressbar").progressbar({
 				value:false
 			});
@@ -88,17 +85,20 @@
 						console.log("Install Failure");
 						$(".error").text("Install Failure.");
 						createError($(".error"));
-						$(".error").fadeTo(0,1).show().delay(1500).fadeTo(3000,0);
+						$(".error").fadeTo(0,1).delay(500).fadeTo(500,0,function(){
+							$("#submit").show("");
+						});
 					}
 				},"json")
 				.fail(function(err){
 					console.log("Failed to post");
 					$(".error").text("Failed to Install");
 					createError($(".error"));
-					$(".error").fadeTo(0,1).show().delay(1500).fadeTo(3000,0);
+					$(".error").fadeTo(0,1).delay(500).fadeTo(500,0,function(){
+						$("#submit").show("");
+					});
 				})
 				.always(function(){
-					$("#submit").show();
 					bar.hide();
 				});
 		});

web/booksys/login.html

@@ -0,0 +1,105 @@
+<!DOCTYPE>
+<html>
+    <head>
+        <title>BookSystem 登录</title>
+        <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
+        <link rel="stylesheet" href="jquery-ui.css">
+		<link rel="stylesheet" href="jquery-ui.structure.css">
+		<link rel="stylesheet" href="jquery-ui.theme.css">
+		<script type="text/javascript" src="jquery.js"></script>
+		<script type="text/javascript" src="jquery-ui.js"></script>
+    </head>
+
+    <body>
+        <div class="login">
+            <div class="error"></div>
+            <p>BookSystem | Sign In </p>
+            <div id="js_login_info_panel">
+                <p id="js_login_info"></p>
+            </div>
+            <div id="login_panel" class="login_panel">
+                <label for="username">Username</label>
+                <input type="text" id="username" name="username" />
+                <label for="password">Password</label>
+                <input type="password" id="password" name="password" />
+                <button id="submit">Sign In</button>
+            </div>
+        </div>
+
+        <script>
+            $("button").button();
+
+            /// Check Login
+            $.post("/cgi-bin/booksys/checkLogin",{},function(data){
+                console.log("CheckLogin Ajax Success");
+                if(data.success==1)
+                {
+                    console.log("logged in. redirecting...");
+                    location.href=data.next_url;
+                }
+                else
+                {
+                    console.log("Check Failed, need login");
+                }
+            }).fail(function(err){
+                console.log("Failed to check login. err:",err);
+            });
+
+            //functions start
+            function createHighlight(obj){
+                obj.addClass('ui-state-highlight ui-corner-all');
+                obj.html('<p><span class="ui-icon ui-icon-alert" style="float: left; margin-right:.3em;"></span>'+obj.html()+'</p>');
+            }
+
+            function createError(obj){
+                obj.addClass('ui-state-error ui-corner-all');
+                obj.html('<p><span class="ui-icon ui-icon-alert" style="float: left; margin-right:.3em;"></span>'+obj.html()+'</p>');
+            }
+
+            $(".error").fadeTo(0,0).text("No Error");
+            createError($(".error"));
+
+            $("#submit").click(function(){
+                $("#submit").hide("");
+                $(".error").fadeTo(0,0).text("Submitting...");
+                createHighlight($(".error"));
+                $(".error").fadeTo(0,1);
+
+                console.log("Clicked");
+                console.log("Begin Post");
+                $.post("/cgi-bin/booksys/doLogin",
+                    {
+                        username:$("#username").val(),
+                        password:$("#password").val()
+                    },function(data){
+                        console.log("Post Done!");
+                        console.log(data);
+                        if(data.success==1||data.success==2) {
+                            // Success
+                            location.href=data.next_url;
+                        } else {
+                            // Fail
+                            console.log("Login Failure.");
+                            $(".error").text("Login Failure.");
+                            createError($(".error"));
+                            $(".error").fadeTo(0,1).delay(500).fadeTo(500,0,function(){
+                                $("#submit").show("");
+                            });
+                        }
+                    },"json")
+                    .fail(function(err){
+                        console.log("Failed to post");
+                        $(".error").text("Failed to Login");
+                        createError($(".error"));
+                        $(".error").fadeTo(0,1).delay(500).fadeTo(500,0,function(){
+							$("#submit").show("");
+						});
+                    })
+                    .always(function(){
+                        console.log("Post Finished");
+                    });
+            });
+
+        </script>
+    </body>
+</html>

web/booksys/mainpage.html

@@ -0,0 +1,27 @@
+<!DOCTYPE>
+<html>
+    <head>
+        <title>BookSystem 主页</title>
+        <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
+        <link rel="stylesheet" href="jquery-ui.css">
+		<link rel="stylesheet" href="jquery-ui.structure.css">
+		<link rel="stylesheet" href="jquery-ui.theme.css">
+		<script type="text/javascript" src="jquery.js"></script>
+        <script type="text/javascript" src="jquery-ui.js"></script>
+        
+    </head>
+
+    <body>
+        <nav>
+            <a href=mainpage.html><img src="img/booksys_icon.png" alt="booksys_icon"/></a>
+            <input type="text" placeholder="Search BookSys" id="search_box"/>
+            <a href="explore.html"><b>Explore</b></a>
+            <a href="notice.html"><img src="img/notice_icon.png" alt="Notice"/></a>
+            <a href="profile.html"><img src="img/default_user.png" alt="default_user"/></a>
+        </nav>
+        <div>
+            BookSystem
+            
+        </div>
+    </body>
+</html>