Initial commit. Basic and market orders functionality complete

.gitignore

@@ -0,0 +1,3 @@
+vendor/
+.idea/
+includes/config.php

ajax/OrderMatchingAlgorithmAjax.php

@@ -0,0 +1,49 @@
+<?php
+
+require_once '../includes/imp_files.php';
+
+if (isset($_POST['task']) && trim($_POST['task'])=='run_OrderMatchingAlgorithm') {
+
+    if (isset($OrderClass, $UserClass, $_POST['sel1'], $_POST['sel2'])) {
+        $slc1 = trim($_POST['sel1']);
+        $slc2 = trim($_POST['sel2']);
+
+        if ($slc1 == "" || $slc2 == "") {return;}
+
+        $refresh_orders = $OrderClass->OrderMatchingService($_POST['sel1'], $_POST['sel2']);
+
+        /*If user is logged in user send him messages, if any*/
+        if (checkLoginStatus()) {
+
+            $std = new stdClass();
+            $std->user = null;
+            $std->order = null;
+            $std->error = false;
+            $std->msg = null;
+
+            if (isset($user_id)) {
+
+                $validate_user = $UserClass->check_user($user_id);
+
+                if($validate_user == "" || empty($validate_user)) {
+                    $std->error = true;
+                    $std->msg = "No such user exist. Please login again.";
+                    echo json_encode($std);
+                    return false;
+                }
+
+                $std->user = $validate_user;
+                $std->order = $refresh_orders;
+                $std->error = false;
+                $std->msg = "userLoggedIn";
+
+                echo json_encode($std);
+
+            } else {
+                return false;
+            }
+        }
+    }
+    } else {
+    return false;
+}

ajax/pending_orders.php

@@ -0,0 +1,102 @@
+<?php
+require_once '../includes/imp_files.php';
+
+if (!checkLoginStatus()) {
+    return false;
+}
+
+if (isset($_POST['subject']) && trim($_POST['subject'])=='placeOrder') {
+
+    $std = new stdClass();
+    $std->user = null;
+    $std->order = null;
+    $std->error = false;
+    $std->msg = null;
+
+    if (isset($_POST['sel1'], $_POST['qty'], $_POST['price'], $_POST['sel2'], $_POST['bs_rad'], $_POST['is_mkt'])) {
+        $WantAssetTypeId = trim($_POST['sel1']);
+        $OfferAssetTypeId = trim($_POST['sel2']);
+        $qty = (float) trim($_POST['qty']);
+        $price = (float) trim($_POST['price']);
+        $buy_sell = trim($_POST['bs_rad']);
+        $is_mkt = (bool) trim($_POST['is_mkt']);
+
+        $orderStatusId = 2; // 0 -> cancelled; 1 -> complete; 2 -> pending
+
+        if($WantAssetTypeId == '') {
+            $std->error = true;
+            $std->msg = "Please select first Blockchain contract.";
+            echo json_encode($std);
+            return false;
+        }
+        if($OfferAssetTypeId == '') {
+            $std->error = true;
+            $std->msg = "Please select second Blockchain contract.";
+            echo json_encode($std);
+            return false;
+        }
+        if($qty == '' || $qty < 0) {
+            $std->error = true;
+            $std->msg = "Please provide a valid quantity to be traded.";
+            echo json_encode($std);
+            return false;
+        }
+        if (!$is_mkt) {
+            if($price == '' || $price < 1) {
+                $std->error = true;
+                $std->msg = "Please provide a valid price. Price cannot be less than $1.";
+                echo json_encode($std);
+                return false;
+            }
+        }
+
+        if ($buy_sell=='ex-buy') {
+            $orderTypeId = 0; // It is a buy
+            $order_type = 'm-buy'; // for market req
+            $total_trade_val = $qty * $price;
+        } elseif($buy_sell=='ex-sell') {
+            $orderTypeId = 1; // It is a sell
+            $order_type = 'm-sell'; // for market req
+            $total_trade_val = $qty;
+        } else {
+            $std->error = true;
+            $std->msg = "Invalid Buy or Sell order. Please choose Buy or Sell to proceed.";
+            echo json_encode($std);
+            return false;
+        }
+
+        $place_order = "";
+        $validate_user = "";
+        if (isset($UserClass, $OrderClass)) {
+
+            $validate_user = $UserClass->check_user($user_id);
+
+            if($validate_user == "" || empty($validate_user)) {
+                $std->error = true;
+                $std->msg = "No such user exist. Please login again.";
+                echo json_encode($std);
+                return false;
+            }
+
+            if ($is_mkt) {
+                $place_order = $OrderClass->market_order($order_type, $qty, $OfferAssetTypeId, $WantAssetTypeId);
+            } else {
+                $place_order = $OrderClass->insert_pending_order($orderTypeId, $qty, $price, $orderStatusId, $OfferAssetTypeId, $WantAssetTypeId);
+            }
+
+        }
+
+        $std->user = $validate_user;
+        $std->order = $place_order;
+        $std->error = false;
+        $std->msg = "Order placed successfully.";
+        echo json_encode($std);
+        return false;
+    }
+    $std->error = true;
+    $std->msg = "Please fill all the fields.";
+    echo json_encode($std);
+    return false;
+}
+
+

ajax/refresh_table.php

@@ -0,0 +1,29 @@
+<?php
+
+require_once '../includes/imp_files.php';
+
+if (isset($_POST['task'], $_POST['bc1'], $_POST['bc2']) && trim($_POST['task'])=='refresh') {
+
+    $bc1 = $_POST['bc1'];
+    $bc2 = $_POST['bc2'];
+
+    $std = new stdClass();
+    $std->buys = null;
+    $std->sells = null;
+    $std->message = array();
+    $std->error = true;
+
+    if (isset($OrderClass, $UserClass)) {
+
+        $buy_list = $OrderClass->get_top_buy_sell_list(TOP_BUYS_TABLE, $bc1, $bc2, $asc_desc='DESC');  // buy
+        $sell_list = $OrderClass->get_top_buy_sell_list(TOP_SELLS_TABLE, $bc1, $bc2, $asc_desc='ASC');  // sell
+
+        $std->buys = $buy_list;
+        $std->sells = $sell_list;
+        $std->error = false;
+    }
+    echo json_encode($std);
+
+} else {
+    return false;
+}

classes/SendMail.php

@@ -0,0 +1,84 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: user
+ * Date: 07-Jul-16
+ * Time: 9:23 PM
+ */
+
+class SendMail extends Orders {
+
+    private $reciever_email = array();
+    public $errors = array();
+    private $from = null;
+    private $sender = null;
+    private $subject = null;
+    private $body = null;
+//add a field to dynamically add subject and to be sent as a parameter in do_email fn
+
+    public function do_email($reciever_email=array(), $email_from=null, $email_sender=null, $email_subject=null, $email_body=null, $attachments=array()) {
+        $this->reciever_email = $reciever_email;
+        $this->from = $email_from;
+        $this->sender = $email_sender;
+        $this->subject = $email_subject;
+        $this->body = $email_body;
+        $this->attachments = $attachments;
+
+        $mail = new PHPMailer;
+
+        // please look into the config/config.php for much more info on how to use this!
+        // use SMTP or use mail()
+        if (EMAIL_USE_SMTP) {
+            // Set mailer to use SMTP
+            $mail->IsSMTP();
+            //useful for debugging, shows full SMTP errors
+            $mail->SMTPDebug = 0; // debugging: 1 = errors and messages, 2 = messages only
+            // Enable SMTP authentication
+            $mail->SMTPAuth = EMAIL_SMTP_AUTH;
+            // Enable encryption, usually SSL/TLS
+            if (defined(EMAIL_SMTP_ENCRYPTION)) {
+                $mail->SMTPSecure = EMAIL_SMTP_ENCRYPTION;
+            }
+            $mail->SMTPSecure = "tls";
+            // Specify host server
+            $mail->Host = EMAIL_SMTP_HOST;
+            $mail->Username = EMAIL_SMTP_USERNAME;
+            $mail->Password = EMAIL_SMTP_PASSWORD;
+            $mail->Port = EMAIL_SMTP_PORT;
+        } else {
+            $mail->IsMail();
+        }
+
+        if(trim($email_from) != "" && !empty($reciever_email)) {
+            $mail->From = $email_from;
+            $mail->FromName = $email_sender;
+
+            $this->reciever_email[] = $reciever_email;
+            $mail->IsHTML(true);
+        foreach ($reciever_email as $rec) {
+            $mail->AddAddress($rec);
+        }
+            $mail->AddCC(RT);
+            $mail->AddCC(AB);
+            $mail->Subject = $email_subject;
+            $mail->Body = $email_body;
+      
+            if ($attachments!==null && is_array($attachments) && !empty($attachments)) {
+                foreach ($attachments as $attachment) {
+                    $path_to_file = $attachment;
+                    $arr = explode('/',$attachment);
+                    $att_file = end($arr);
+                    $mail->AddAttachment($path_to_file, $att_file);
+                }
+            }
+
+            if(!$mail->Send()) {
+                $this->errors[] = "Mail could not be sent" . $mail->ErrorInfo;
+                return $this->errors;
+            } else {
+                return true;
+            }
+        }
+        return false;
+    }
+}

classes/Users.php

@@ -0,0 +1,235 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: user
+ * Date: 17-Oct-16
+ * Time: 9:22 AM
+ */
+
+class Users {
+
+    protected $db_connection = null;
+    private $user_name = null;
+    private $email = null;
+    private $name = null;
+    private $is_active = null;
+    private $user_is_logged_in = false;
+    private $errors = array();
+
+    public function databaseConnection()
+    {
+        // if connection already exists
+        if ($this->db_connection != null) {
+            return true;
+        } else {
+            try {
+                $this->db_connection = new PDO('mysql:host='. DB_HOST .';dbname='. DB_NAME . ';charset=utf8', DB_USER, DB_PASS);
+                return true;
+            } catch (PDOException $e) {
+                $this->errors[] = MESSAGE_DATABASE_ERROR . $e->getMessage();
+            }
+        }
+        return false;
+    }
+
+    private function insert_balance($CustomerId, $AssetTypeId, $Balance) {
+        $now = $this->time_now();
+        if ($this->databaseConnection()) {
+            $query = $this->db_connection->prepare("INSERT INTO ".CREDITS_TABLE."(`id`, `uid`, `bc`, `balance`, `insert_date`, `update_date`)
+            VALUES                                                               ('', :CustomerId,:AssetTypeId,:Balance,'$now','$now')");
+            $query->bindValue(':CustomerId', $CustomerId, PDO::PARAM_STR);
+            $query->bindValue(':AssetTypeId', $AssetTypeId, PDO::PARAM_STR);
+            $query->bindValue(':Balance', $Balance, PDO::PARAM_STR);
+
+            if($query->execute()) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    public function is_fb_registered($fb_id) {
+
+        if ($this->databaseConnection()) {
+            $now = $this->time_now();
+            $query = $this->db_connection->prepare("SELECT * FROM ".USERS_TABLE." WHERE `fb_id`=:fb_id");
+            $query->bindValue(':fb_id', $fb_id, PDO::PARAM_STR);
+            $query->execute();
+
+            $rowCount = $query->rowCount();
+
+            if($rowCount) {
+
+                $user_obj = $query->fetchObject();
+
+                $update_query = $this->db_connection->prepare("UPDATE ".USERS_TABLE."
+                                                            SET `last_activity`='$now'
+                                                            WHERE `fb_id`=:fb_id
+                                                            LIMIT 1");
+                $update_query->bindValue(':fb_id', $fb_id, PDO::PARAM_STR);
+                $update_query->execute();
+
+                $_SESSION['user_id'] = $user_obj->id;
+                $_SESSION['user_name'] = $user_obj->uname;
+                $_SESSION['email'] = $user_obj->email;
+
+                if (!isset($_SESSION['last_trade_date'])) {
+                    $_SESSION['user_last_login'] = $user_obj->last_activity;
+                }
+                return true;
+
+            } else {
+
+                $this->user_name = $_SESSION['first_name'].time();
+                $this->name = $_SESSION['full_name'];
+                $this->email = $_SESSION['email'];
+
+                $query = $this->db_connection->prepare("
+                    INSERT INTO ".USERS_TABLE." (`id`, `fb_id`, `uname`, `email`, `name`, `registered_on`, `last_activity`, `is_active`)
+                    VALUES ('',:fb_id,:Username,:Email,:Name,'$now','$now',0)
+                ");
+
+                $query->bindValue(':fb_id', $fb_id, PDO::PARAM_INT);
+                $query->bindValue(':Username', $this->user_name, PDO::PARAM_STR);
+                $query->bindValue(':Email', $this->email, PDO::PARAM_STR);
+                $query->bindValue(':Name', $this->name, PDO::PARAM_STR);
+                if($query->execute()) {
+                    $_SESSION['user_id'] = $this->db_connection->lastInsertId();
+                    $_SESSION['user_name'] = $this->user_name;
+
+                    $this->insert_balance($_SESSION['user_id'], $AssetTypeId=RMT, $Balance=0.00, $FrozenBalance=0.00);
+                    $this->insert_balance($_SESSION['user_id'], $AssetTypeId=REBC, $Balance=0.00, $FrozenBalance=0.00);
+                    $this->insert_balance($_SESSION['user_id'], $AssetTypeId=IBC, $Balance=0.00, $FrozenBalance=0.00);
+                    $this->insert_balance($_SESSION['user_id'], $AssetTypeId=FLOBC, $Balance=0.00, $FrozenBalance=0.00);
+                    $this->insert_balance($_SESSION['user_id'], $AssetTypeId=RSBC, $Balance=0.00, $FrozenBalance=0.00);
+                    $this->insert_balance($_SESSION['user_id'], $AssetTypeId=INTBC, $Balance=0.00, $FrozenBalance=0.00);
+                    $this->insert_balance($_SESSION['user_id'], $AssetTypeId=IHWBC, $Balance=0.00, $FrozenBalance=0.00);
+                    $this->insert_balance($_SESSION['user_id'], $AssetTypeId=DBC, $Balance=0.00, $FrozenBalance=0.00);
+                    $this->insert_balance($_SESSION['user_id'], $AssetTypeId=RBC, $Balance=0.00, $FrozenBalance=0.00);
+                    $this->insert_balance($_SESSION['user_id'], $AssetTypeId=PBC, $Balance=0.00, $FrozenBalance=0.00);
+                    $this->insert_balance($_SESSION['user_id'], $AssetTypeId=ARTBC, $Balance=0.00, $FrozenBalance=0.00);
+
+                    $user_exist = $this->check_user($_SESSION['user_id']);
+                    if($user_exist) {
+                        return true;
+                    }
+                    return false;
+                }
+                return false;
+            }
+        } else {
+            return false;
+        }
+    }
+
+    public function check_user($customerId) {
+
+        if ($this->databaseConnection()) {
+
+            $query = $this->db_connection->prepare("SELECT * FROM ".USERS_TABLE." WHERE id = :customerId AND is_active = 1 LIMIT 1");
+            $query->bindParam('customerId', $customerId);
+
+            if ($query->execute()) {
+                $row_count = $query->rowCount();
+                if ($row_count == 1) {
+                    return $user_details = $query->fetchObject();
+                }
+                return false;
+            } else {
+                return false;
+            }
+        }
+        return false;
+    }
+
+    public function actions_user($u_id, $act=1) {
+        if ($this->databaseConnection()) {
+            if (!empty($u_id)) {
+
+                $act = (int) $act;
+                $u_id = (int) $u_id;
+
+                $query = $this->db_connection->prepare("
+                    UPDATE ".USERS_TABLE." SET `is_active`= $act 
+                    WHERE id = :u_id
+                    LIMIT 1
+                ");
+                $query->bindParam('u_id', $u_id);
+
+                if ($query->execute()) {
+                    return true;
+                }
+            }
+        }
+        return false;
+    }
+    
+    public function get_total_users_count() {
+        if ($this->databaseConnection()) {
+            $total_users = 0;
+            $query = $this->db_connection->query("SELECT COUNT(*) AS TOTAL_COUNT FROM ".USERS_TABLE." WHERE `is_active`=1");
+            if ($query->rowCount()) {
+                $total_users = $query->fetchObject()->TOTAL_COUNT;
+            }
+            return (int) $total_users;
+        }
+        return false;
+    }
+
+    public function time_now() {
+        $n = new DateTime("now", new DateTimeZone("Asia/Kolkata"));
+        $now = $n->format('Y-m-d H:i:s');
+        return $now;
+    }
+
+    public function get_username($customerId=0) {
+
+        if ($this->databaseConnection()) {
+            $customerId = (int) $customerId;
+            $query = $this->db_connection->prepare("SELECT uname FROM ".USERS_TABLE." WHERE id = :id LIMIT 1");
+            $query->bindParam('id', $customerId);
+
+            $query->execute();
+            $row_count = $query->rowCount();
+            if ($row_count == 1) {
+                return $query->fetchObject()->uname;
+            }
+        }
+        return false;
+    }
+
+    public function input_user_email($email=null, $user_id=null) {
+        if ($this->databaseConnection()) {
+            $query = $this->db_connection->prepare("
+            UPDATE ".USERS_TABLE." SET `email`= :em WHERE id = :cid
+            ");
+            $query->bindParam('em', $email);
+            $query->bindParam('cid', $user_id);
+
+            if ($query->execute()) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    public function check_customer_balance($assetType, $user_id) {
+
+        if ($this->databaseConnection()) {
+
+            $customer_balance = null;
+            $query = $this->db_connection->prepare("SELECT `balance`
+                                    FROM ".CREDITS_TABLE."
+                                    WHERE `uid`= :user_id AND `bc`='$assetType'");
+            $query->bindParam(":user_id", $user_id);
+            if ($query->execute()) {
+                if ($query->rowCount()) {
+                    $customer_balance = $query->fetchObject();
+                }
+            }
+            return $customer_balance;
+        }
+        return false;
+    }
+
+}

composer.json

@@ -0,0 +1,7 @@
+{
+  "require": {
+    "facebook/graph-sdk": "^5.6",
+    "slim/slim": "^3.0",
+    "nesbot/carbon": "~1.21"
+  }
+}

composer.lock

@@ -0,0 +1,549 @@
+{
+    "_readme": [
+        "This file locks the dependencies of your project to a known state",
+        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
+        "This file is @generated automatically"
+    ],
+    "hash": "d4de0a6f3b7d95a597083d01e7a0ab31",
+    "content-hash": "a0bae5c4058f9955a0318ad11a91411b",
+    "packages": [
+        {
+            "name": "container-interop/container-interop",
+            "version": "1.2.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/container-interop/container-interop.git",
+                "reference": "79cbf1341c22ec75643d841642dd5d6acd83bdb8"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/container-interop/container-interop/zipball/79cbf1341c22ec75643d841642dd5d6acd83bdb8",
+                "reference": "79cbf1341c22ec75643d841642dd5d6acd83bdb8",
+                "shasum": ""
+            },
+            "require": {
+                "psr/container": "^1.0"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Interop\\Container\\": "src/Interop/Container/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "description": "Promoting the interoperability of container objects (DIC, SL, etc.)",
+            "homepage": "https://github.com/container-interop/container-interop",
+            "time": "2017-02-14 19:40:03"
+        },
+        {
+            "name": "facebook/graph-sdk",
+            "version": "5.6.2",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/facebook/php-graph-sdk.git",
+                "reference": "030f8c5b9b1a6c09e71719fd638b66ea4daa2f10"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/facebook/php-graph-sdk/zipball/030f8c5b9b1a6c09e71719fd638b66ea4daa2f10",
+                "reference": "030f8c5b9b1a6c09e71719fd638b66ea4daa2f10",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^5.4|^7.0"
+            },
+            "require-dev": {
+                "guzzlehttp/guzzle": "~5.0",
+                "mockery/mockery": "~0.8",
+                "phpunit/phpunit": "~4.0"
+            },
+            "suggest": {
+                "guzzlehttp/guzzle": "Allows for implementation of the Guzzle HTTP client",
+                "paragonie/random_compat": "Provides a better CSPRNG option in PHP 5"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "5.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Facebook\\": "src/Facebook/"
+                },
+                "files": [
+                    "src/Facebook/polyfills.php"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "Facebook Platform"
+            ],
+            "authors": [
+                {
+                    "name": "Facebook",
+                    "homepage": "https://github.com/facebook/php-graph-sdk/contributors"
+                }
+            ],
+            "description": "Facebook SDK for PHP",
+            "homepage": "https://github.com/facebook/php-graph-sdk",
+            "keywords": [
+                "facebook",
+                "sdk"
+            ],
+            "time": "2018-02-14 23:24:51"
+        },
+        {
+            "name": "nesbot/carbon",
+            "version": "1.27.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/briannesbitt/Carbon.git",
+                "reference": "ef81c39b67200dcd7401c24363dcac05ac3a4fe9"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/briannesbitt/Carbon/zipball/ef81c39b67200dcd7401c24363dcac05ac3a4fe9",
+                "reference": "ef81c39b67200dcd7401c24363dcac05ac3a4fe9",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.9",
+                "symfony/translation": "~2.6 || ~3.0 || ~4.0"
+            },
+            "require-dev": {
+                "friendsofphp/php-cs-fixer": "~2",
+                "phpunit/phpunit": "^4.8.35 || ^5.7"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Brian Nesbitt",
+                    "email": "brian@nesbot.com",
+                    "homepage": "http://nesbot.com"
+                }
+            ],
+            "description": "A simple API extension for DateTime.",
+            "homepage": "http://carbon.nesbot.com",
+            "keywords": [
+                "date",
+                "datetime",
+                "time"
+            ],
+            "time": "2018-04-23 09:02:57"
+        },
+        {
+            "name": "nikic/fast-route",
+            "version": "v1.3.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/nikic/FastRoute.git",
+                "reference": "181d480e08d9476e61381e04a71b34dc0432e812"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/nikic/FastRoute/zipball/181d480e08d9476e61381e04a71b34dc0432e812",
+                "reference": "181d480e08d9476e61381e04a71b34dc0432e812",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.4.0"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^4.8.35|~5.7"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "FastRoute\\": "src/"
+                },
+                "files": [
+                    "src/functions.php"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Nikita Popov",
+                    "email": "nikic@php.net"
+                }
+            ],
+            "description": "Fast request router for PHP",
+            "keywords": [
+                "router",
+                "routing"
+            ],
+            "time": "2018-02-13 20:26:39"
+        },
+        {
+            "name": "pimple/pimple",
+            "version": "v3.2.3",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/silexphp/Pimple.git",
+                "reference": "9e403941ef9d65d20cba7d54e29fe906db42cf32"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/silexphp/Pimple/zipball/9e403941ef9d65d20cba7d54e29fe906db42cf32",
+                "reference": "9e403941ef9d65d20cba7d54e29fe906db42cf32",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.0",
+                "psr/container": "^1.0"
+            },
+            "require-dev": {
+                "symfony/phpunit-bridge": "^3.2"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "3.2.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-0": {
+                    "Pimple": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Fabien Potencier",
+                    "email": "fabien@symfony.com"
+                }
+            ],
+            "description": "Pimple, a simple Dependency Injection Container",
+            "homepage": "http://pimple.sensiolabs.org",
+            "keywords": [
+                "container",
+                "dependency injection"
+            ],
+            "time": "2018-01-21 07:42:36"
+        },
+        {
+            "name": "psr/container",
+            "version": "1.0.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/php-fig/container.git",
+                "reference": "b7ce3b176482dbbc1245ebf52b181af44c2cf55f"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/php-fig/container/zipball/b7ce3b176482dbbc1245ebf52b181af44c2cf55f",
+                "reference": "b7ce3b176482dbbc1245ebf52b181af44c2cf55f",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Psr\\Container\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "PHP-FIG",
+                    "homepage": "http://www.php-fig.org/"
+                }
+            ],
+            "description": "Common Container Interface (PHP FIG PSR-11)",
+            "homepage": "https://github.com/php-fig/container",
+            "keywords": [
+                "PSR-11",
+                "container",
+                "container-interface",
+                "container-interop",
+                "psr"
+            ],
+            "time": "2017-02-14 16:28:37"
+        },
+        {
+            "name": "psr/http-message",
+            "version": "1.0.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/php-fig/http-message.git",
+                "reference": "f6561bf28d520154e4b0ec72be95418abe6d9363"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/php-fig/http-message/zipball/f6561bf28d520154e4b0ec72be95418abe6d9363",
+                "reference": "f6561bf28d520154e4b0ec72be95418abe6d9363",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Psr\\Http\\Message\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "PHP-FIG",
+                    "homepage": "http://www.php-fig.org/"
+                }
+            ],
+            "description": "Common interface for HTTP messages",
+            "homepage": "https://github.com/php-fig/http-message",
+            "keywords": [
+                "http",
+                "http-message",
+                "psr",
+                "psr-7",
+                "request",
+                "response"
+            ],
+            "time": "2016-08-06 14:39:51"
+        },
+        {
+            "name": "slim/slim",
+            "version": "3.10.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/slimphp/Slim.git",
+                "reference": "d8aabeacc3688b25e2f2dd2db91df91ec6fdd748"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/slimphp/Slim/zipball/d8aabeacc3688b25e2f2dd2db91df91ec6fdd748",
+                "reference": "d8aabeacc3688b25e2f2dd2db91df91ec6fdd748",
+                "shasum": ""
+            },
+            "require": {
+                "container-interop/container-interop": "^1.2",
+                "nikic/fast-route": "^1.0",
+                "php": ">=5.5.0",
+                "pimple/pimple": "^3.0",
+                "psr/container": "^1.0",
+                "psr/http-message": "^1.0"
+            },
+            "provide": {
+                "psr/http-message-implementation": "1.0"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^4.0",
+                "squizlabs/php_codesniffer": "^2.5"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Slim\\": "Slim"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Rob Allen",
+                    "email": "rob@akrabat.com",
+                    "homepage": "http://akrabat.com"
+                },
+                {
+                    "name": "Josh Lockhart",
+                    "email": "hello@joshlockhart.com",
+                    "homepage": "https://joshlockhart.com"
+                },
+                {
+                    "name": "Gabriel Manricks",
+                    "email": "gmanricks@me.com",
+                    "homepage": "http://gabrielmanricks.com"
+                },
+                {
+                    "name": "Andrew Smith",
+                    "email": "a.smith@silentworks.co.uk",
+                    "homepage": "http://silentworks.co.uk"
+                }
+            ],
+            "description": "Slim is a PHP micro framework that helps you quickly write simple yet powerful web applications and APIs",
+            "homepage": "https://slimframework.com",
+            "keywords": [
+                "api",
+                "framework",
+                "micro",
+                "router"
+            ],
+            "time": "2018-04-19 19:29:08"
+        },
+        {
+            "name": "symfony/polyfill-mbstring",
+            "version": "v1.7.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/polyfill-mbstring.git",
+                "reference": "78be803ce01e55d3491c1397cf1c64beb9c1b63b"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/polyfill-mbstring/zipball/78be803ce01e55d3491c1397cf1c64beb9c1b63b",
+                "reference": "78be803ce01e55d3491c1397cf1c64beb9c1b63b",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.3"
+            },
+            "suggest": {
+                "ext-mbstring": "For best performance"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.7-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Polyfill\\Mbstring\\": ""
+                },
+                "files": [
+                    "bootstrap.php"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Nicolas Grekas",
+                    "email": "p@tchwork.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony polyfill for the Mbstring extension",
+            "homepage": "https://symfony.com",
+            "keywords": [
+                "compatibility",
+                "mbstring",
+                "polyfill",
+                "portable",
+                "shim"
+            ],
+            "time": "2018-01-30 19:27:44"
+        },
+        {
+            "name": "symfony/translation",
+            "version": "v3.4.8",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/translation.git",
+                "reference": "80e19eaf12cbb546ac40384e5c55c36306823e57"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/translation/zipball/80e19eaf12cbb546ac40384e5c55c36306823e57",
+                "reference": "80e19eaf12cbb546ac40384e5c55c36306823e57",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^5.5.9|>=7.0.8",
+                "symfony/polyfill-mbstring": "~1.0"
+            },
+            "conflict": {
+                "symfony/config": "<2.8",
+                "symfony/dependency-injection": "<3.4",
+                "symfony/yaml": "<3.4"
+            },
+            "require-dev": {
+                "psr/log": "~1.0",
+                "symfony/config": "~2.8|~3.0|~4.0",
+                "symfony/dependency-injection": "~3.4|~4.0",
+                "symfony/finder": "~2.8|~3.0|~4.0",
+                "symfony/intl": "^2.8.18|^3.2.5|~4.0",
+                "symfony/yaml": "~3.4|~4.0"
+            },
+            "suggest": {
+                "psr/log": "To use logging capability in translator",
+                "symfony/config": "",
+                "symfony/yaml": ""
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "3.4-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Component\\Translation\\": ""
+                },
+                "exclude-from-classmap": [
+                    "/Tests/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Fabien Potencier",
+                    "email": "fabien@symfony.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony Translation Component",
+            "homepage": "https://symfony.com",
+            "time": "2018-02-22 06:28:18"
+        }
+    ],
+    "packages-dev": [],
+    "aliases": [],
+    "minimum-stability": "stable",
+    "stability-flags": [],
+    "prefer-stable": false,
+    "prefer-lowest": false,
+    "platform": [],
+    "platform-dev": []
+}

fbconfig.php

@@ -0,0 +1,88 @@
+<?php
+if(!session_id()) {
+    session_start();
+}
+require_once 'includes/imp_files.php';
+require_once 'vendor/autoload.php';
+$fb = new Facebook\Facebook([
+    'app_id' => APP_ID,
+    'app_secret' => APP_SECRET,
+    'default_graph_version' => 'v2.12',
+]);
+$helper = $fb->getRedirectLoginHelper();
+if (isset($_GET['state'])) {
+    $helper->getPersistentDataHandler()->set('state', $_GET['state']);
+}
+//$helper = $fb->getRedirectLoginHelper();
+$permissions = ['email']; // optional
+
+try {
+    if (isset($_SESSION['facebook_access_token'])) {
+        $accessToken = $_SESSION['facebook_access_token'];
+    } else {
+        $accessToken = $helper->getAccessToken();
+    }
+} catch(Facebook\Exceptions\FacebookResponseException $e) {
+    // When Graph returns an error
+    echo 'Graph returned an error: ' . $e->getMessage();
+    exit;
+} catch(Facebook\Exceptions\FacebookSDKException $e) {
+    // When validation fails or other local issues
+    echo 'Facebook SDK returned an error: ' . $e->getMessage();
+    exit;
+}
+if (isset($accessToken)) {
+    if (isset($_SESSION['facebook_access_token'])) {
+        $fb->setDefaultAccessToken($_SESSION['facebook_access_token']);
+    } else {
+        // getting short-lived access token
+        $_SESSION['facebook_access_token'] = (string) $accessToken;
+        // OAuth 2.0 client handler
+        $oAuth2Client = $fb->getOAuth2Client();
+        // Exchanges a short-lived access token for a long-lived one
+        $longLivedAccessToken = $oAuth2Client->getLongLivedAccessToken($_SESSION['facebook_access_token']);
+        $_SESSION['facebook_access_token'] = (string) $longLivedAccessToken;
+        // setting default access token to be used in script
+        $fb->setDefaultAccessToken($_SESSION['facebook_access_token']);
+    }
+    // redirect the user back to the same page if it has "code" GET variable
+    if (isset($_GET['code'])) {
+        header('Location: ./');
+    }
+    // getting basic info about user
+    try {
+        $profile_request = $fb->get('/me?fields=name,first_name,last_name,email');
+        $profile = $profile_request->getGraphNode()->asArray();
+    } catch(Facebook\Exceptions\FacebookResponseException $e) {
+        // When Graph returns an error
+        echo 'Graph returned an error: ' . $e->getMessage();
+        session_destroy();
+        // redirecting user back to app login page
+        header("Location: ./");
+        exit;
+    } catch(Facebook\Exceptions\FacebookSDKException $e) {
+        // When validation fails or other local issues
+        echo 'Facebook SDK returned an error: ' . $e->getMessage();
+        exit;
+    }
+
+    // printing $profile array on the screen which holds the basic info about user
+
+    $name = isset($profile['name']) ? $profile['name'] : null;
+    $first_name = isset($profile['first_name']) ? $profile['first_name'] : null;
+    $last_name = isset($profile['last_name']) ? $profile['last_name'] : null;
+    $email = isset($profile['email']) ? $profile['email'] : null;
+    //$gender = isset($profile['gender']) ? $profile['gender'] : null;
+    $fb_id = isset($profile['id']) ? $profile['id'] : null;
+
+    $_SESSION['first_name'] = $first_name;
+    $_SESSION['full_name'] = $name;
+    $_SESSION['email'] = $email;
+    $_SESSION['fb_id'] = $fb_id;
+
+    // Now you can redirect to another page and use the access token from $_SESSION['facebook_access_token']
+
+} else {
+    // replace your website URL same as added in the developers.facebook.com/apps e.g. if you used http instead of https and you used non-www version or www version of your website then you must add the same here
+    $loginUrl = $helper->getLoginUrl('http://localhost/files/Bitcoin_Projects/bc_exchange/fbconfig.php', $permissions);
+}

includes/autoload.php

@@ -0,0 +1,7 @@
+<?php
+
+function __autoload($class_name) {
+    $class = explode("_", $class_name);
+    $path = implode("/", $class).".php";
+    require_once($path);
+}

includes/config.example.php

@@ -0,0 +1,62 @@
+<?php
+/*Please make a config.php file with correct values same like below*/
+/** NOTE: The session values must match DB values of users table */
+
+/*Change these values according to your configurations*/
+
+define("DB_HOST", "localhost");
+define("DB_NAME", "YOUR-DB");
+define("DB_USER", "root");
+define("DB_PASS", "");
+define("MESSAGE_DATABASE_ERROR", "Failed to connect to database.");
+
+define("EMAIL_USE_SMTP", true);
+define("EMAIL_SMTP_HOST", "YOUR HOSTING");
+define("EMAIL_SMTP_AUTH", true);
+define("EMAIL_SMTP_USERNAME", "USERNAME");
+define("EMAIL_SMTP_PASSWORD", "PASSWORD");
+define("EMAIL_SMTP_PORT", 587);  //587
+define("EMAIL_SMTP_ENCRYPTION", "ssl");
+
+/*EMAILS*/
+define("RT", "");
+define("RM", "");
+define("PI", "");
+define("AB", "");
+define("RMGM", "");
+define("FINANCE", "");
+
+/*YOUR CRYPTOCURRENCIES*/
+define("RMT", "RMT");
+define("REBC", "REBC");
+define("IBC", "IBC");
+define("FLOBC", "FLOBC");
+define("RSBC", "RSBC");
+define("INTBC", "INTBC");
+define("IHWBC", "IHWBC");
+define("DBC", "DBC");
+define("RBC", "RBC");
+define("PBC", "PBC");
+define("ARTBC", "ARTBC");
+
+define("EMAIL_SENDER_NAME", "Ranchi Mall");
+//define("EMAIL_SUBJECT", "Ranchi Mall Fund Transfer Request.");
+//define("EMAIL_SUBJECT_RTM_TRANSFER", "Ranchi Mall RMT Transfer Request.");
+//define("EMAIL_SUBJECT_BTC_TO_CASH", "Ranchi Mall BTC To CASH exchange Request.");
+
+/*YOUR TABLES IN DB*/
+define("TOP_BUYS_TABLE", "BUYS TABLE");
+define("TOP_SELLS_TABLE", "SELLS TABLE");
+define("USERS_TABLE", "USER TABLE");
+define("CREDITS_TABLE", "BALANCE TABLE");
+define("ORDERS_TABLE", "ORDERS TABLE");
+define("TX_TABLE", "TRANSACTION TABLE");
+
+/*FACEBOOK DETAILS*/
+define("APP_ID", 'YOUR FB APP ID');
+define("APP_SECRET", 'YOUR FB APP PASSWORD');
+
+/*ADMIN DETAILS*/
+define("ADMIN_FB_ID", "ADMIN FB APP ID");
+define("ADMIN_ID", "ADMIN ID NUMBER IN USER TABLE");
+define("ADMIN_UNAME", "ADMIN USERNAME IN USER TABLE IN DB");

includes/defines.php

@@ -0,0 +1,56 @@
+<?php
+
+if(!isset($_SESSION)) {
+    session_start();
+}
+
+//SITE DOMAIN NAME WITH HTTP
+defined("SITE_URL") || define("SITE_URL", "http://".$_SERVER['SERVER_NAME']);
+
+//DIRECTORY SEPARATOR
+defined("DS") || define("DS", DIRECTORY_SEPARATOR);
+
+//ROOT PATH
+defined("ROOT_PATH") || define("ROOT_PATH", realpath(dirname(__FILE__) . DS . ".." . DS));
+
+//CLASSES DIR
+defined("CLASSES_DIR") || define("CLASSES_DIR", "classes");
+
+//INCLUDES DIR
+defined("INCLUDES_DIR") || define("INCLUDES_DIR", "includes");
+
+//VIEWS DIR
+defined("VIEWS_DIR") || define("VIEWS_DIR", "views");
+
+//CONFIG DIR
+defined("CONFIG_DIR") || define("CONFIG_DIR", "config");
+
+if(isset($_SESSION['user_name'])) {
+//USER DIR
+    defined("USER_DIR") || define("USER_DIR", "user". DS .$_SESSION['user_name']. DS ."uploads". DS);
+} else {
+//USER DIR
+    defined("USER_DIR") || define("USER_DIR", null);
+}
+
+
+//JS DIR
+defined("JS_DIR") || define("JS_DIR", "js");
+
+//STYLE DIR
+defined("STYLE_DIR") || define("STYLE_DIR", "style");
+
+
+//add all above directories to the include path
+set_include_path(implode(PATH_SEPARATOR, array(
+    realpath(ROOT_PATH.DS.CLASSES_DIR),
+    realpath(ROOT_PATH.DS.INCLUDES_DIR),
+    realpath(ROOT_PATH.DS.VIEWS_DIR),
+    realpath(ROOT_PATH.DS.CONFIG_DIR),
+    realpath(ROOT_PATH.DS.USER_DIR),
+    realpath(ROOT_PATH.DS.JS_DIR),
+    realpath(ROOT_PATH.DS.STYLE_DIR),
+    get_include_path()
+)));
+
+

includes/footer.php

@@ -0,0 +1,34 @@
+<div id="MsgModel" class="modal fade bs-MsgModel-modal-lg" tabindex="-1" role="dialog" aria-labelledby="myLargeModalLabel" style="top:33%; text-align: center;">
+    <div class="vertical-alignment-helper">
+        <div class="modal-dialog modal-lg vertical-align-center">
+            <div class="modal-content">
+                <div class="modal-header">
+                    <h4 class="modal-title" id="myModalLabelMsg"></h4>
+                </div>
+                <div class="modal-body">
+                    <ul class="msg-ul"></ul>
+                </div>
+                <div class="modal-footer">
+                    <button type="button" class="btn btn-default" data-dismiss="modal">Close</button>
+                </div>
+            </div>
+        </div>
+    </div>
+</div>
+
+
+<script src="<?=JS_DIR?>/jquery-3.2.1.min.js"></script>
+<script src="<?=JS_DIR?>/main.js"></script>
+<script src="<?=JS_DIR?>/bootstrap.min.js"></script>
+<script src="<?=JS_DIR?>/notify.js"></script>
+<script>
+    $(function () {
+        'use strict'
+
+        $('[data-toggle="offcanvas"]').on('click', function () {
+            $('.offcanvas-collapse').toggleClass('open')
+        })
+    })
+</script>
+</body>
+</html>

includes/functions.php

@@ -0,0 +1,105 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: Abhishek Kumar Sinha
+ * Date: 10/3/2017
+ * Time: 6:33 PM
+ */
+
+function round_it($num=0, $deci=2) {
+    $decimal = abs(number_format((float)$num, $deci, '.', ''));
+    return $decimal;
+}
+
+function redirect_to($url=null) {
+    header('Location: '.$url);
+    exit;
+}
+
+function checkLoginStatus() {
+    if(!isset($_SESSION['fb_id']) || !isset($_SESSION['user_id']) || !isset($_SESSION['user_name'])) {
+        return false;
+    }
+    return true;
+}
+
+function extract_int($string) {
+    $int = intval(preg_replace('/[^0-9]+/', '', $string), 10);
+    return $int;
+}
+
+function bitcoin_price_today() {
+    $bit_price = null;
+
+    try {
+        $url = "https://bitpay.com/api/rates";
+
+        $json = file_get_contents($url);
+        $data = json_decode($json, TRUE);
+
+        $rate = $data[1]["rate"];
+        $usd_price = 1;
+        $bit_price = round($rate/$usd_price , 8);
+    } catch(Exception $e) {
+        $bit_price = null;
+    }
+
+    return (float) $bit_price;
+}
+
+function bitcoin_calculator($usd=0) {
+    $btc_usd_price = bitcoin_price_today();
+    if (($usd > 0) && ($btc_usd_price > 0)) {
+        return (float) $usd/$btc_usd_price;
+    }
+    return false;
+}
+
+function wapol_str($string) {
+    if(preg_match('/[^a-z:\-0-9]/i', $string)) {
+        return false;
+    } else {
+        return true;
+    }
+}
+
+function sendReqtoURL($addr, $tokens) {
+
+    $url = 'http://ranchimall.net/test/test.php';
+    $myvars = 'addr=' . $addr . '&tokens=' . $tokens;
+
+    $ch = curl_init( $url );
+    curl_setopt( $ch, CURLOPT_POST, 1);
+    curl_setopt( $ch, CURLOPT_POSTFIELDS, $myvars);
+    curl_setopt( $ch, CURLOPT_FOLLOWLOCATION, 1);
+    curl_setopt( $ch, CURLOPT_HEADER, 0);
+    curl_setopt( $ch, CURLOPT_RETURNTRANSFER, 1);
+
+    $response = curl_exec( $ch );
+
+    curl_close($ch);
+
+    return (int) $response;
+}
+
+function is_email($email='') {
+    $email = trim($email);
+    if ($email != null) {
+        if (filter_var($email, FILTER_VALIDATE_EMAIL)) {
+            return true;
+        }
+    }
+    return false;
+}
+
+function validate_decimal_place($num=0, $decimal_allowed=2) {
+
+    $num = (float) $num;
+    $decimal_places = strlen(substr(strrchr($num, "."), 1));
+
+    //if(($decimal_places > 0) && ($decimal_places <= $decimal_allowed)) {
+    if($decimal_places <= $decimal_allowed) {
+        return true;
+    }
+    return false;
+}

includes/header.php

@@ -0,0 +1,78 @@
+<?php
+
+// Turn off error reporting
+//error_reporting(0);
+//@ini_set('display_errors', 0);
+
+$tradersList = array();
+$buy_list = array();
+$sell_list = array();
+include_once 'fbconfig.php';
+$validate_user = null;
+
+if (isset($UserClass)) {
+    if (isset($fb_id)):
+        // check if user already registered
+        $validate_user = $UserClass->is_fb_registered($fb_id);
+
+        if($validate_user == "" || $validate_user == false) {
+            redirect_to('index.php');
+        }
+    endif;
+
+    //$tradersList = $OrderClass->UserBalanceList();
+    //$buy_list[] = $OrderClass->get_top_buy_sell_list(TOP_BUYS_TABLE, $asc_desc='DESC');  // buy
+    //$sell_list[] = $OrderClass->get_top_buy_sell_list(TOP_SELL_TABLE, $asc_desc='ASC');  // sell
+}
+
+$fullName = isset($_SESSION['full_name']) ? $_SESSION['full_name'] : "";
+$user_logged_in = false;
+$action_class_market = 'fb_log_in';
+$action_class_buy_sell = 'fb_log_in';
+if(checkLoginStatus()) {
+    $user_logged_in = true;
+    $action_class_market = 'market_submit_btn';
+    $action_class_buy_sell = 'process';
+}
+?>
+
+<!doctype html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <title>Home</title>
+    <!-- Latest compiled and minified CSS -->
+    <link rel="stylesheet" href="<?=STYLE_DIR?>/bootstrap.min.css">
+    <!-- Custom styles for this template -->
+    <link href="<?=STYLE_DIR?>/offcanvas.css" rel="stylesheet">
+</head>
+<body class="bg-light">
+
+<nav class="navbar navbar-expand-md fixed-top navbar-dark bg-dark">
+    <a class="navbar-brand" href="#">Ranchi Mall Blockchain Contract</a>
+    <button class="navbar-toggler p-0 border-0" type="button" data-toggle="offcanvas">
+        <span class="navbar-toggler-icon"></span>
+    </button>
+</nav>
+
+<div class="nav-scroller bg-white box-shadow">
+    <nav class="nav nav-underline">
+        <a class="nav-link active" href="#">Dashboard</a>
+        <a class="nav-link" href="#">
+            Investors
+            <span class="badge badge-pill bg-light align-text-bottom">127</span>
+        </a>
+        <a class="nav-link" href="#">Exchange</a>
+
+        <?php if($user_logged_in) { ?>
+            <a class="nav-link" href="logout.php">Log Out</a>
+        <?php } elseif(isset($loginUrl)) {?>
+            <a href="<?=$loginUrl?>" role="button" class="pull-right popup nav-link" name="fb_login">
+                <div class="btn btn--facebook ">
+                    Continue with Facebook
+                </div>
+            </a>
+        <?php } ?>
+    </nav>
+</div>
+

includes/imp_files.php

@@ -0,0 +1,47 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: Abhishek Kumar Sinha
+ * Date: 10/3/2017
+ * Time: 7:49 PM
+ */
+
+if(!isset($_SESSION)) {
+    session_start();
+}
+
+require_once 'defines.php';
+require_once 'config.php';
+include_once 'autoload.php';
+include_once 'functions.php';
+
+//if logged in store user DB details
+$fb_id = null;
+$user_name = null;
+$user_id = null;
+$log_fullName = null;
+$user_email = null;
+
+if (checkLoginStatus()) {
+    if (isset($_SESSION['fb_id'], $_SESSION['user_name'], $_SESSION['user_id'])) {
+        $fb_id = $_SESSION['fb_id'];
+        $user_name = $_SESSION['user_name'];
+        $user_id = $_SESSION['user_id'];
+    } else {
+        redirect_to("logout.php");
+    }
+    $log_fullName = isset($_SESSION['full_name']) ? $_SESSION['full_name'] : '';
+    $user_email = isset($_SESSION['email']) ? $_SESSION['email'] : '';
+}
+
+$UserClass = null;
+$OrderClass = null;
+$ApiClass = null;
+$MailClass = null;
+
+if (class_exists('Users') && class_exists('Orders') && class_exists('SendMail')) {
+    $UserClass = new Users();
+    $OrderClass = new Orders();
+    //$ApiClass = new Api();
+    $MailClass = new SendMail();
+}

index.php

@@ -0,0 +1,11 @@
+<?php
+ob_start();
+date_default_timezone_set('Asia/Kolkata');
+?>
+<?php require_once "includes/imp_files.php";?>
+
+<?php include_once 'includes/header.php'; ?>
+
+<?php include_once 'views/home.php' ?>
+
+<?php include_once 'includes/footer.php'; ?>

js/main.js

@@ -0,0 +1,205 @@
+/**
+ * Created by Abhishek Kumar Sinha on 5/1/2018.
+ */
+$(document).ready(function() {
+    load_fresh_table_data();
+    run_OrderMatchingAlgorithm();
+});
+
+$(document).on('click', '#is_mkt', function() {
+    $('#ex-price').val('').toggle();
+});
+
+$(document).on('click', '#ex-sub', function() {
+
+    var btn = $(this);
+    var sel1 = $('#sel-bc-1').val();
+    var sel2 = $('#sel-bc-2').val();
+    var pr = $('#ex-price').val();
+    var qty = $('#ex-qty').val();
+    var bs_rad = $("input[name='gridRadios']:checked").val();
+    var is_mkt = $('#is_mkt').is(":checked");
+
+    btn.prop( "disabled", true );
+    place_order(sel1, sel2, pr, qty, bs_rad, is_mkt, btn);
+
+});
+
+function displayNotice(msg, _type) {
+    var v = '<li>'+msg+'</li>';
+
+    switch (_type) {
+        case 'success':
+            $('#MsgModel').find('ul.msg-ul').removeClass('text-danger text-warning').addClass('text-info').html(v);
+            break;
+        case 'failure':
+            $('#MsgModel').find('ul.msg-ul').removeClass('text-info text-warning').addClass('text-danger').html(v);
+            break;
+        case 'warning':
+            $('#MsgModel').find('ul.msg-ul').removeClass('text-danger text-info').addClass('text-warning').html(v);
+            break;
+        default:
+            $('#MsgModel').find('ul.msg-ul').removeClass('text-danger text-warning').addClass('text-info').html(v);
+    }
+
+    $('#MsgModel').modal('toggle');
+}
+
+function place_order(sel1, sel2, pr, qty, bs_rad, is_mkt, btn) {
+    var subject = 'placeOrder';
+    $.ajax({
+        method: 'post',
+        url: 'ajax/pending_orders.php',
+        data: { subject:subject, sel1:sel1, sel2:sel2, price:pr, qty:qty, bs_rad:bs_rad, is_mkt:is_mkt},
+        error: function(xhr, status, error) {
+            console.log(xhr.responseText);
+        },
+        success: function(data) {
+            console.log(data);
+            btn.prop( "disabled", false);
+            var IS_JSON = true;
+            try {
+                var d = jQuery.parseJSON(data);
+            }
+            catch(err) {
+                IS_JSON = false;
+            }
+
+            if(IS_JSON) {
+                if(d.error == true) {
+                    $msg  = d.msg;
+                    displayNotice($msg, "failure");
+                } else if(d.order != null && d.order.error == true && d.order.message != null) {
+                    displayNotice(d.order.message, "failure");
+                } else if(d.user == '') {
+                    displayNotice('There was a problem in identifying the user.', "failure");
+                } else {
+                    $('#empty_msg').hide();
+                    var trade = "";
+                    if($.trim(bs_rad)=="ex-buy") {
+                        trade = "buy";
+                    } else if ($.trim(bs_rad)=="ex-sell") {
+                        trade = "sell";
+                    }
+                    displayNotice('You entered a '+trade+' order for '+qty + ' ' + sel1+ ' at '+pr+ ' '+sel2+'.', "success");
+                    run_OrderMatchingAlgorithm();
+                }
+            } else {
+                displayNotice('Something went wrong. Please contact the administrator.', "failure");
+            }
+        }
+    });
+}
+
+function myTimeoutFunction() {
+    run_OrderMatchingAlgorithm();
+    setTimeout(myTimeoutFunction, 20000);
+}
+
+myTimeoutFunction();
+
+// Update tables a/c to change in select
+$(document).on('change', ".selbc", function() {
+    load_fresh_table_data();
+});
+
+// function to check if JSON data is array or not
+function isArray(what) {
+    return Object.prototype.toString.call(what) === '[object Array]';
+}
+
+function load_fresh_table_data() {
+
+    var bc1 = $('#sel-bc-1').val();
+    var bc2 = $('#sel-bc-2').val();
+
+    $.ajax({
+        method:'post',
+        url:'ajax/refresh_table.php',
+        data: { task : 'refresh', bc1:bc1, bc2:bc2},
+        error: function(xhr, status, error) {
+            console.log(xhr.responseText);
+        },
+        success: function(data) {
+
+            if(data !== '') {
+                var d = jQuery.parseJSON(data);
+                console.log(d);
+                //get_my_balance();
+
+                var t = '';
+                if(isArray(d.buys) && d.buys.length !== 0) {
+                 for (var j=0; j<=d.buys.length-1 ; j++) {
+                 t += '';
+                 t += '<tr id="'+d.buys[j].order_id+'">';
+                 t += '<td> '+d.buys[j].name+'</td>';
+                 t += '<td> '+d.buys[j].price+'</td>';
+                 t += '<td>'+d.buys[j].quantity+'</td>';
+                 t += '</tr>';
+                 }
+                 }
+                 $('#bd-buy').html(t);
+
+                 var v = '';
+                 if(isArray(d.sells) && d.sells.length !== 0) {
+                 for (var k=0; k<=d.sells.length-1 ; k++) {
+                 v += '';
+                 v += '<tr id="'+d.sells[k].order_id+'">';
+                 v += '<td>'+d.sells[k].name+'</td>';
+                 v += '<td> '+d.sells[k].price+'</td>';
+                 v += '<td>'+d.sells[k].quantity+'</td>';
+                 v += '</tr>';
+                 }
+                 }
+                 $('#bd-sell').html(v);
+            }
+        }
+    });
+
+}
+
+function run_OrderMatchingAlgorithm() {
+
+    var sel1 = $('#sel-bc-1').val();
+    var sel2 = $('#sel-bc-2').val();
+
+    if($.trim(sel1) == '' || $.trim(sel2) == '') {
+        return;
+    }
+
+    $.ajax({
+        method:'post',
+        async: true,
+        url:'ajax/OrderMatchingAlgorithmAjax.php',
+        data: { task : 'run_OrderMatchingAlgorithm', sel1:sel1, sel2:sel2},
+        error: function(xhr, status, error) {
+            console.log(xhr.responseText);
+        },
+        success: function(data) {
+
+            load_fresh_table_data();
+
+            var IS_JSON = true;
+            try {
+                var d = jQuery.parseJSON(data);
+            }
+            catch(err) {
+                IS_JSON = false;
+            }
+
+            if(IS_JSON) {
+                if (d.error == false && d.msg=="userLoggedIn") {
+                    if (isArray(d.order) && d.order.length != 0) {
+                        for (var k = 0; k <= d.order.length - 1; k++) {
+                            $.notify({
+                                message: d.order[k]
+                            },{
+                                type: 'success'
+                            });
+                        }
+                    }
+                }
+            }
+        }
+    });
+}

logout.php

@@ -0,0 +1,5 @@
+<?php 
+session_start();
+session_destroy();
+header("Location: index.php");        // you can enter home page here ( Eg : header("Location: " ."http://www.krizna.com"); 
+?>

pages.php

@@ -0,0 +1,7 @@
+<?php include_once 'includes/header.php'; ?>
+
+    <div class="container-fluid my-3 p-3 bg-white rounded box-shadow">
+        ...
+    </div>
+
+<?php include_once 'includes/footer.php'; ?>

style/offcanvas.css

@@ -0,0 +1,80 @@
+html,
+body {
+    overflow-x: hidden; /* Prevent scroll on narrow devices */
+}
+
+body {
+    padding-top: 56px;
+}
+
+@media (max-width: 767.98px) {
+    .offcanvas-collapse {
+        position: fixed;
+        top: 56px; /* Height of navbar */
+        bottom: 0;
+        width: 100%;
+        padding-right: 1rem;
+        padding-left: 1rem;
+        overflow-y: auto;
+        background-color: var(--gray-dark);
+        transition: -webkit-transform .3s ease-in-out;
+        transition: transform .3s ease-in-out;
+        transition: transform .3s ease-in-out, -webkit-transform .3s ease-in-out;
+        -webkit-transform: translateX(100%);
+        transform: translateX(100%);
+    }
+    .offcanvas-collapse.open {
+        -webkit-transform: translateX(-1rem);
+        transform: translateX(-1rem); /* Account for horizontal padding on navbar */
+    }
+}
+
+.nav-scroller {
+    position: relative;
+    z-index: 2;
+    height: 2.75rem;
+    overflow-y: hidden;
+}
+
+.nav-scroller .nav {
+    display: -webkit-box;
+    display: -ms-flexbox;
+    display: flex;
+    -ms-flex-wrap: nowrap;
+    flex-wrap: nowrap;
+    padding-bottom: 1rem;
+    margin-top: -1px;
+    overflow-x: auto;
+    color: rgba(255, 255, 255, .75);
+    text-align: center;
+    white-space: nowrap;
+    -webkit-overflow-scrolling: touch;
+}
+
+.nav-underline .nav-link {
+    padding-top: .75rem;
+    padding-bottom: .75rem;
+    font-size: .875rem;
+    color: var(--secondary);
+}
+
+.nav-underline .nav-link:hover {
+    color: var(--blue);
+}
+
+.nav-underline .active {
+    font-weight: 500;
+    color: var(--gray-dark);
+}
+
+.text-white-50 { color: rgba(255, 255, 255, .5); }
+
+.bg-purple { background-color: var(--purple); }
+
+.border-bottom { border-bottom: 1px solid #e5e5e5; }
+
+.box-shadow { box-shadow: 0 .25rem .75rem rgba(0, 0, 0, .05); }
+
+.lh-100 { line-height: 1; }
+.lh-125 { line-height: 1.25; }
+.lh-150 { line-height: 1.5; }

views/home.php

@@ -0,0 +1,105 @@
+<main role="main" class="container">
+    <div class="d-flex align-items-center p-3 my-3 text-white-50 bg-purple rounded box-shadow">
+        <img class="mr-3" src="https://getbootstrap.com/assets/brand/bootstrap-outline.svg" alt="" width="48" height="48">
+        <div class="lh-100">
+            <h6 class="mb-0 text-white lh-100">Ranchi Mall</h6>
+            <small>Small Ideas. Big Dreams</small>
+        </div>
+        <div class="d-flex">
+            <select class="form-control selbc" name="sel-bc-1" id="sel-bc-1">
+                <option value=""> Select first coin..</option>
+                <option value="REBC">Real Estate</option>
+                <option value="IBC">Incorporation</option>
+                <option value="FLOBC">Flo</option>
+            </select>
+
+            <select class="form-control selbc" name="sel-bc-2" id="sel-bc-2">
+                <option value="">Select second coin..</option>
+                <option value="RMT">RMT</option>
+                <option value="REBC">Real Estate</option>
+                <option value="IBC">Incorporation</option>
+                <option value="FLOBC">Flo</option>
+            </select>
+        </div>
+    </div>
+
+    <div class="my-3 p-3 bg-white rounded box-shadow">
+            <div class="form-group row">
+                <label for="ex-price" class="col-sm-2 col-form-label">Enter Price</label>
+                <div class="col-sm-10">
+                    <input type="number" class="form-control" name="ex-price" id="ex-price"/>
+                </div>
+            </div>
+            <div class="form-group row">
+                <label for="ex-qty" class="col-sm-2 col-form-label">Enter Quantity</label>
+                <div class="col-sm-10">
+                    <input type="number" class="form-control" name="ex-qty" id="ex-qty"/>
+                </div>
+            </div>
+            <fieldset class="form-group">
+                <div class="row">
+                    <legend class="col-form-label col-sm-2 pt-0">Choose buy or sell</legend>
+                    <div class="col-sm-10">
+                        <div class="form-check">
+                            <input class="form-check-input" type="radio" name="gridRadios" id="ex-rad-buy" value="ex-buy">
+                            <label class="form-check-label" for="ex-rad-buy">
+                                Buy
+                            </label>
+                        </div>
+                        <div class="form-check">
+                            <input class="form-check-input" type="radio" name="gridRadios" id="ex-rad-sell" value="ex-sell">
+                            <label class="form-check-label" for="ex-rad-sell">
+                                Sell
+                            </label>
+                        </div>
+                    </div>
+                </div>
+            </fieldset>
+            <div class="form-check">
+                <input type="checkbox" class="form-check-input" id="is_mkt">
+                <label class="form-check-label" for="is_mkt">Buy instantly at market rate?</label>
+            </div>
+            <div class="form-group row">
+                <div class="col-sm-10">
+                    <button type="submit" class="btn btn-primary" id="ex-sub" name="ex-sub">Submit</button>
+                </div>
+            </div>
+    </div>
+
+    <div class="my-3 p-3 bg-white rounded box-shadow">
+        <div class="row">
+            <div class="col">
+                <div class="table-responsive">
+                    <h6>Buy list</h6>
+                    <table class="table-borderless table-sm">
+                        <thead>
+                        <tr>
+                            <th>Buyer</th>
+                            <th>Price</th>
+                            <th>Quantity</th>
+                        </tr>
+                        </thead>
+                        <tbody id="bd-buy"></tbody>
+                    </table>
+                </div>
+            </div>
+
+            <div class="col">
+                <div class="table-responsive">
+                    <h6>Sell list</h6>
+                    <table class="table-borderless table-sm">
+                        <thead>
+                        <tr>
+                            <th>Buyer</th>
+                            <th>Price</th>
+                            <th>Quantity</th>
+                        </tr>
+                        </thead>
+                        <tbody id="bd-sell"></tbody>
+                    </table>
+                </div>
+            </div>
+
+        </div>
+    </div>
+</main>