initial commit

vansh/Alti_implemented/auth.c

@@ -0,0 +1,82 @@
+#include "auth.h"
+
+
+ld
+toRadians(ld degree){
+    ld one_deg = (M_PI)/180;
+    return (one_deg * degree);
+}
+
+ld
+sq_root(ld value){
+    ld err = 1e-10;
+
+    ld ans = 0;
+    ld low = 0 , high = 0;
+
+	if(value < 1){
+		low = value , high = 1;
+	}
+	else{
+		low = 1 , high = value;
+	}
+
+    for(int i = 1 ; i <= 67 ; i++ ){
+
+        ld mid = low + (high - low)/2.0;
+
+        if( mid*mid <= value ){
+            ans = mid;
+            low = mid + err;
+        }
+        else{
+            high = mid - err;
+        }
+    }
+
+    return ans;
+}
+
+ld
+orthodromic_distance(ld stu_lat,ld stu_long,ld teach_lat,ld teach_long){
+    stu_lat = toRadians(stu_lat);
+    stu_long = toRadians(stu_long);
+    teach_lat = toRadians(teach_lat);
+    teach_long = toRadians(teach_long);
+
+    ld diff_lat = teach_lat - stu_lat;
+    ld diff_long = teach_long - stu_long;
+
+    ld ans = pwr2(sin(diff_lat/2)) +
+                cos(stu_lat) * cos(teach_lat) *
+                pwr2(sin(diff_long/2));
+
+    ans = 2 * asin(sq_root(ans));
+
+
+    // Radius of Earth in
+    // Kilometers, R = 6371
+    // Use R = 3956 for miles
+    ld R = 6371;
+
+	//ans in meter...
+    ans = ans * R * (ld)1000;
+    return ans;
+}
+
+ld
+altitude_difference(ld teach_alti, ld stu_alti)
+{
+    ld diff_alti = teach_alti - stu_alti;
+
+    return diff_alti;
+}
+
+
+
+bool
+check_range(ld dist, ld alti){
+    //better implementation for future....
+    // the 100 needs to be changed to (db.Room.length)
+    return dist <= (ld)100 && (alti >= -3 && alti <= 4);
+}

vansh/Alti_implemented/auth.h

@@ -0,0 +1,30 @@
+#ifndef __AUTH__
+#define __AUTH__
+
+#ifndef _MATH_H_
+#include <math.h>
+#endif
+
+#ifndef _STDBOOL_H
+#include <stdbool.h>
+#endif
+
+#define ld long double
+#define pwr2(x) (x * x)
+
+ld
+sq_root(ld x);
+
+ld
+toRadians( ld degree );
+
+ld
+orthodromic_distance(ld stu_lat, ld stu_long, ld teach_lat, ld teach_long);
+
+ld
+altitude_difference(ld teach_alti, ld stu_alti);
+
+bool
+check_range(ld dist, ld alti);
+
+#endif // __AUTH__

vansh/Alti_implemented/main.c

@@ -0,0 +1,93 @@
+#include<stdio.h>
+#include<stdlib.h>
+#include <string.h>
+#include<mysql.h>
+#include "auth.h"
+
+void
+error_found(MYSQL *con){
+	printf("%s\n",mysql_error(con));
+	mysql_close(con);
+}
+
+int
+main(int argv , char **argc){
+	//Pass the Teacher latitude and longitude from command line argument.
+   	//Teacher latitude and longitude...
+  	ld teach_lat = strtold(argc[1],NULL) , teach_long = strtold(argc[2],NULL);
+  	//Altitude as the 3rd argument.
+    ld teach_alti = strtold(argc[2],NULL);
+
+	MYSQL *con = mysql_init(NULL);
+
+
+	if( con == NULL ){
+		printf("mysql_init() failed\n");
+		return 0;
+    	}
+
+	if( mysql_real_connect(con,"localhost","usr","admin@1224"
+			,"bpitattendance", 0,NULL,0) == NULL ){
+		error_found(con);
+	}
+
+	if( mysql_query(con, "SELECT * FROM attendance") ){
+		error_found(con);
+	}
+
+	MYSQL_RES *result = mysql_store_result(con);
+
+	if( result == NULL ){
+		error_found(con);
+	}
+
+	int num_fields = mysql_num_fields(result);
+
+	MYSQL_ROW row;
+
+	int enroll = 0;
+	long double stu_lat = 0 , stu_long = 0;
+	long double dist = 0;
+	char en_num[15];
+	char query[150]="";
+
+	while( (row = mysql_fetch_row(result) ) ){
+
+		enroll = (int)strtoll(row[0],NULL,10);
+		stu_lat = strtold(row[1],NULL);
+		stu_long = strtold(row[2],NULL);
+        stu_alti = strtold(row[3], NULL);
+
+		strcpy(query,"");
+		sprintf(en_num,"%d",enroll);
+		dist = orthodromic_distance(stu_lat,stu_long,teach_lat,teach_long);
+
+		alti = altitude_difference(teach_alti,stu_alti);
+
+		if( check_range(dist,alti) ){
+			strcat(query,"UPDATE attendance SET is_present = true WHERE enroll_num =");
+			strcat(query,en_num);
+			strcat(query,";");
+			if( mysql_query(con, query ) ){
+				error_found(con);
+			}
+			printf("%ld is present\n",enroll);
+		}
+		else{
+			strcat(query,"UPDATE attendance SET is_present = false WHERE enroll_num =");
+			strcat(query,en_num);
+			strcat(query,";");
+			if( mysql_query(con,query ) ){
+				error_found(con);
+			}
+			printf("%ld is absent\n",enroll);
+		}
+
+	}
+
+	mysql_free_result(result);
+	mysql_close(con);
+
+
+    	return 0;
+}

vansh/Auth/Makefile

@@ -0,0 +1,10 @@
+TARGET: auth_exe
+auth_exe: auth.o main.o
+	gcc auth.o main.o -o auth_exe `mysql_config --cflags --libs` -lm
+auth.o: auth.c
+	gcc -c auth.c -o auth.o
+main.o: main.c
+	gcc -c main.c -o main.o `mysql_config --cflags --libs`
+clean:
+	rm auth.o
+	rm main.o

vansh/Auth/auth.c

@@ -0,0 +1,71 @@
+#include "auth.h"
+
+
+ld
+toRadians(ld degree){
+    ld one_deg = (M_PI)/180;
+    return (one_deg * degree);
+}
+
+ld
+sq_root(ld value){
+    ld err = 1e-10;
+
+    ld ans = 0;
+    ld low = 0 , high = 0;
+
+	if(value < 1){
+		low = value , high = 1;
+	}
+	else{
+		low = 1 , high = value;
+	}
+
+    for(int i = 1 ; i <= 67 ; i++ ){
+
+        ld mid = low + (high - low)/2.0;
+
+        if( mid*mid <= value ){
+            ans = mid;
+            low = mid + err;
+        }
+        else{
+            high = mid - err;
+        }
+    }
+
+    return ans;
+}
+
+ld
+orthodromic_distance(ld stu_lat,ld stu_long,ld teach_lat,ld teach_long){
+    stu_lat = toRadians(stu_lat);
+    stu_long = toRadians(stu_long);
+    teach_lat = toRadians(teach_lat);
+    teach_long = toRadians(teach_long);
+
+    ld diff_lat = teach_lat - stu_lat;
+    ld diff_long = teach_long - stu_long;
+
+    ld ans = pwr2(sin(diff_lat/2)) +
+                cos(stu_lat) * cos(teach_lat) *
+                pwr2(sin(diff_long/2));
+
+    ans = 2 * asin(sq_root(ans));
+
+
+    // Radius of Earth in
+    // Kilometers, R = 6371
+    // Use R = 3956 for miles
+    ld R = 6371;
+
+	//ans in meter...
+    ans = ans * R * (ld)1000;
+    return ans;
+}
+
+bool
+check_range(ld dist){
+    //better implementation for future....
+    return dist <= (ld)100;
+}

vansh/Auth/auth.h

@@ -0,0 +1,27 @@
+#ifndef __AUTH__
+#define __AUTH__
+
+#ifndef _MATH_H_
+#include <math.h>
+#endif
+
+#ifndef _STDBOOL_H
+#include <stdbool.h>
+#endif
+
+#define ld long double
+#define pwr2(x) (x * x)
+
+ld
+sq_root(ld x);
+
+ld
+toRadians( ld degree );
+
+ld
+orthodromic_distance(ld stu_lat, ld stu_long, ld teach_lat, ld teach_long);
+
+bool
+check_range(ld dist);
+
+#endif // __AUTH__

vansh/Auth/main.c

@@ -0,0 +1,86 @@
+#include<stdio.h>
+#include<stdlib.h>
+#include <string.h>
+#include<mysql.h>
+#include "auth.h"
+
+void
+error_found(MYSQL *con){
+	printf("%s\n",mysql_error(con));
+	mysql_close(con);
+}
+
+int main(int argv , char **argc){
+	//Pass the Teacher latitude and longitude from command line argument.
+   	//Teacher latitude and longitude...
+  	ld teach_lat = strtold(argc[1],NULL) , teach_long = strtold(argc[2],NULL);
+	
+	MYSQL *con = mysql_init(NULL);
+
+
+	if( con == NULL ){
+		printf("mysql_init() failed\n");
+		return 0;
+    	}
+	
+	if( mysql_real_connect(con,"localhost","root","4r57ZeBEzR5b"
+			,"bpitattendance", 0,NULL,0) == NULL ){
+		error_found(con);
+	}
+
+	if( mysql_query(con, "SELECT * FROM attendance") ){
+		error_found(con);
+	}
+
+	MYSQL_RES *result = mysql_store_result(con);
+
+	if( result == NULL ){
+		error_found(con);
+	}
+
+	int num_fields = mysql_num_fields(result);
+
+	MYSQL_ROW row;
+	
+	int enroll = 0;
+	long double stu_lat = 0 , stu_long = 0;
+	long double dist = 0;
+	char en_num[15];
+	char query[150]="";
+
+	while( (row = mysql_fetch_row(result) ) ){
+		
+		enroll = (int)strtoll(row[0],NULL,10);
+		stu_lat = strtold(row[1],NULL);
+		stu_long = strtold(row[2],NULL);
+		
+		strcpy(query,"");
+		sprintf(en_num,"%d",enroll);
+		dist = orthodromic_distance(stu_lat,stu_long,teach_lat,teach_long);
+		if( check_range(dist) ){
+			strcat(query,"UPDATE attendance SET is_present = true WHERE enroll_num =");
+			strcat(query,en_num);
+			strcat(query,";");
+			if( mysql_query(con, query ) ){
+				error_found(con);
+			}
+			printf("%ld is present\n",enroll);
+		}
+		else{
+			strcat(query,"UPDATE attendance SET is_present = false WHERE enroll_num =");
+			strcat(query,en_num);
+			strcat(query,";");
+			if( mysql_query(con,query ) ){
+				error_found(con);
+			}
+			printf("%ld is absent\n",enroll);
+		}
+
+	}
+
+	mysql_free_result(result);
+	mysql_close(con);
+
+
+    	return 0;
+}

vansh/Stud_Dashboard/db.php

@@ -0,0 +1,8 @@
+<?php
+    $servername="localhost";
+    $username="usr";
+    $password="admin@1224";
+    $dbname="main_bpitattendance_db";
+
+    $con = mysqli_connect($servername,$username,$password,$dbname) or die(myslq_error());
+?>

vansh/Stud_Dashboard/fetch_data.php

@@ -0,0 +1,60 @@
+<?php
+    include("db.php"); 
+    include("../../junet/html/encrypt_password.inc.php");
+    include ("../../junet/html/hash_gen.inc.php");
+    include ("../../junet/html/decrypt_password.inc.php");
+
+    // Check if the connection is successful
+    if ($con === false) {
+        echo "Connection failed"; // Display message if connection fails
+    } else {
+        // Check if enrollment number is provided in the GET request
+        //if (isset($_GET['enrollment_no'])) {
+           // $enrollment_no = $_GET['enrollment_no']; // Get enrollment number from GET request
+            // Prepare the SQL SELECT query
+            $enrollment_no="14320802721";//to be commented out. for testing.
+        
+            $sem1_query = "SELECT enrollment_no,course_id,curr_attendance,total_session FROM sem_1_crs_attend_recd where enrollment_no = $enrollment_no";
+            // Execute the query
+            $result = mysqli_query($con, $sem1_query);
+            
+            // Check if any records were returned
+            if (mysqli_num_rows($result) > 0) {
+                // Output table header with CSS styles
+                echo "<table border='1' style='margin: 0 auto; text-align: center;'>";
+                echo "<tr><th colspan='5'>Attendance for: $enrollment_no</th></tr>";
+                echo "<tr><th>Course ID</th><th>Current Attendance</th><th>Total Sessions</th><th>Progress</th></tr>";
+                
+                echo "<h2>Subject-wise Attendance</h2>";
+                //Attendance Trends & Attendance Alerts
+                // Loop through each row of the result set
+                while ($row = mysqli_fetch_assoc($result)) {
+                    // Calculate progress ratio
+                    $progress_ratio = ($row['curr_attendance'] / $row['total_session']) * 100;
+            
+                    // Output table row
+                    echo "<tr>";
+                    echo "<td>" . $row['course_id'] . "</td>";
+                    echo "<td>" . $row['curr_attendance'] . "</td>";
+                    echo "<td>" . $row['total_session'] . "</td>";
+                    // Output progress bar with padding
+                    echo "<td style='padding: 5px;'><progress value='$progress_ratio' max='100'></progress></td>";
+                    echo "</tr>";
+                }
+                echo "</table>"; 
+            } else {
+                // No records found
+                echo "No records found";
+            }
+            
+
+            // Free result set
+            mysqli_free_result($result);
+        /*} else {
+            echo "Enrollment number not provided"; // Output message if enrollment number is not provided in the GET request
+        }*/
+
+        // Close connection
+        mysqli_close($con);
+    }
+?>

vansh/Stud_Dashboard/fetch_name.php

@@ -0,0 +1,35 @@
+<?php
+include("db.php"); 
+
+// Check if the connection is successful
+if ($con === false) {
+    echo "Connection failed"; // Display message if connection fails
+} else {
+    // Check if enrollment number is provided in the GET request
+    //if (isset($_GET['enrollment_no'])) {
+      //  $enrollment_no = $_GET['enrollment_no']; // Get enrollment number from GET request
+        
+        $enrollment_no="14320802721";//to be commented out. for testing.
+        // Prepare the SQL SELECT query
+        $name_query = "SELECT stud_first_name FROM student_record WHERE enrollment_no = $enrollment_no";
+        $name_result = mysqli_query($con, $name_query);
+
+        if ($name_result) {
+            if (mysqli_num_rows($name_result) > 0) {
+                // Student found, fetch and display the name
+                $name_row = mysqli_fetch_assoc($name_result);
+                $student_name = $name_row['stud_first_name'];
+            } else {
+                echo "No student found with the given enrollment number.";
+            }
+        } else {
+            echo "Error: " . mysqli_error($con);
+        }
+    } /*else {
+        echo "Enrollment number not provided.";
+    }*/
+
+    // Close connection
+    mysqli_close($con);
+//}
+?>

vansh/Stud_Dashboard/index.php

@@ -0,0 +1,64 @@
+
+<head>
+    <link rel="stylesheet" href="./styles.css">
+    <script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
+</head>
+
+<body>
+
+<div class="Navbar">
+	<?php
+		include("fetch_name.php");
+	?>
+    <ul>
+        <li><a href="#Login/Logout">Login/Logout</a></li>
+        <li>
+			<a href="#" class="notification">
+				<span>Notifications </span>
+				<span class="badge">3</span>
+			  </a>
+		</li>
+		<li><a href="#Register">Register</a></li>	  
+        <li><a href="#Aboutus">About us</a></li>
+    </ul>
+</div>
+<div id="content">
+	<div id="content-header">
+		<div class="clearfix">
+			<div class="float-left">
+				<div class="mini-nav">
+                    <span class="user-img"><img src="link_to_user_IMAGE"></span><span class="user-name"><?php echo $student_name; ?></span><i class="fa fa-angle-down" aria-hidden="true"></i>
+					<a><i class="fa fa-navicon" aria-hidden="true"></i></a>
+				</div>	
+			</div>
+		</div>
+	</div>
+
+	<div class="container-fluid">
+		<div class="banner blue">
+			<div class="clearfix">
+				<div class="float-left">
+					<h4>Welcome, <?php echo $student_name; ?></h4>
+					<h5>Let's take a look at your progress.</h5>
+				</div>				
+				<br>
+				<br>
+				
+			</div>
+			<div class="donut instalment1" style="float: right; margin-right: 5px">
+				<div style="float: right; margin-right: 200px" style="display: inline;">Attendance Percentage:</div>
+				<div class="donut-default"></div>
+				<div class="donut-line"></div>
+				<div class="donut-text">
+				  <span>check</span>
+				</div>
+				<div class="donut-case"></div>
+
+			</div>
+		</div>
+	
+		<?php
+			include("fetch_data.php");
+		?>
+
+</body>

vansh/Stud_Dashboard/styles.css

@@ -0,0 +1,305 @@
+@import url('https://fonts.googleapis.com/css?family=PT+Sans:400,700');
+@import url('https://fonts.googleapis.com/css?family=Roboto:300,400,500,700');
+body {
+	font-family: 'Roboto', sans-serif;
+	font-size: 16px;
+}
+.logo {
+	text-align: center;
+}
+.logo a {
+	font-family: 'PT Sans', sans-serif;
+	padding: 20px 30px;
+	display: block;
+	font-weight: 16px;
+}
+/* #sidebar {
+    z-index: 2001;
+    position: fixed;
+    width: 220px;
+		background-color: #2F2E33;
+		border-color: #2f4050;
+		-webkit-transition: all 0.4s;
+		-moz-transition: all 0.4s;
+		-o-transition: all 0.4s;
+		transition: all 0.4s;
+	height: 100%;
+} */
+
+.row {
+    display: flex;
+    flex-wrap: wrap;
+}
+
+.attendance-box {
+    width: 300px; /* Adjust width as per your requirement */
+    box-sizing: border-box;
+	margin-top: 20px;
+	border: 1px solid #ccc;
+    padding: 10px;
+	background-color: #ffffff; /* Set background color to pure white */
+
+}
+
+.attendance-bar {
+    margin-bottom: 10px;
+}
+
+.attendance-bar progress {
+    width: 100%;
+}
+
+.attendance-bar .subject {
+    display: block;
+    margin-bottom: 5px;
+    font-weight: bold;
+    font-size: 14px;
+}
+
+
+
+.donut {
+	position: relative;
+	width: 200px;
+	height: 200px;
+  }
+  
+  .donut-default {
+	width: 100%;
+	height: 100%;
+	border-radius: 50%;
+  }
+  
+  .donut-white {
+	width: 70%;
+	height: 70%;
+	border-radius: 50%;
+	background: #fff;
+	top: 50%;
+	position: absolute;
+	left: 50%;
+	transform: translate(-50%, -50%);
+	z-index: 2;
+  }
+  
+  .donut-line {
+	width: 100%;
+	height: 100%;
+	position: absolute;
+	top: 0;
+	left: 0;
+  }
+  
+  .donut-text {
+	top: 25px;
+	left: 25px;
+	width: 150px;
+	height: 150px;
+	background: #fff;
+	position: absolute;
+	border-radius: 50%;
+	display: flex;
+	justify-content: center;
+	align-items: center;
+	z-index: 3;
+  }
+  
+  .donut-text span {
+	color: #48b2c1;
+  }
+  
+  .instalment1 .donut-case {
+	width: 100%;
+	height: 100%;
+	border-radius: 50%;
+	background: #48b2c1;
+	position: absolute;
+	top: 0;
+	left: 0;
+	background-clip: border-box;
+	overflow: hidden;
+  }
+  
+  .instalment1 .donut-case::before {
+	content: "";
+	clip: rect(0 200px 100px 0);
+	-webkit-transform: rotate(90deg);
+	transform: rotate(180deg);
+	background: #cbcb41;
+	position: absolute;
+	top: 0;
+	left: 0;
+	width: 100%;
+	height: 100%;
+  }
+  
+  .instalment1 .donut-case::after {
+	content: "";
+	clip: rect(0 100px 200px 0);
+	-webkit-transform: rotate(327.6deg);
+	transform: rotate(360deg);
+	background: #cbcb41;
+	position: absolute;
+	top: 0;
+	left: 0;
+	width: 100%;
+	height: 100%;
+  }
+  
+  .instalment1 .donut-line::before {
+	content: "";
+	width: 1px;
+	height: 100%;
+	position: absolute;
+	top: -25px;
+	left: 50%;
+	background: #fff;
+	z-index: 2;
+  }
+  
+  .instalment1 .donut-line::after {
+	content: "";
+	width: 100%;
+	height: 1px;
+	position: absolute;
+	top: 50%;
+	left: 25px;
+	background: #fff;
+	border-bottom: 1px solid #fff;
+	z-index: 2;
+  }
+  
+  .notification {
+	background-color: #555;
+	color: white;
+	text-decoration: none;
+	padding: 15px 26px;
+	position: relative;
+	display: inline-block;
+	border-radius: 2px;
+  }
+  
+  .notification:hover {
+	background: red;
+  }
+  
+  .notification .badge {
+    position: absolute;
+    top: -8px; /* Adjust the top position */
+    right: -8px; /* Adjust the right position */
+    padding: 6px 8px; /* Adjust the padding */
+    border-radius: 50%;
+    background: red;
+    color: white;
+    font-size: 12px; /* Adjust the font size */
+    line-height: 1; /* Ensure the line height matches the font size */
+    box-sizing: border-box; /* Include padding in the total width */
+    width: 25px; /* Ensure the badge has enough width */
+    text-align: center; /* Center the text horizontally */
+}
+
+
+.Navbar{
+	ul {
+		list-style-type: none;
+		margin: 0;
+		padding: 20px 0; /* Adjust the top and bottom padding */
+		overflow: hidden;
+		background-color: #333;
+	}
+
+      li {
+        float: right;
+      }
+      
+      li a {
+        display: block;
+        color: white;
+        text-align: center;
+        padding: 14px 16px;
+        text-decoration: none;
+      }
+      
+      /* Change the link color to #111 (black) on hover */
+      li a:hover {
+        background-color: #111;
+      }
+    
+}
+
+.sidebar-nav .menu>li>a {
+	color: #9EA6AF;
+	font-weight: 400;
+	font-family: 'Roboto', sans-serif;
+	padding: 20px 10px 20px 40px;
+}
+.sidebar-nav li:hover a {
+	background: #2A292E;
+	color: #fff;
+}
+.sidebar-nav a i {
+	width: 30px;
+	text-align: center;
+	padding-right: 10px;
+}
+
+#content {
+    
+    background: none repeat scroll 0 0 #eeeeee;
+    position: relative;
+    min-height: 100%;
+    width: auto;
+    -webkit-transition: all 0.4s;
+    -moz-transition: all 0.4s;
+    -o-transition: all 0.4s;
+    transition: all 0.4s;	
+}
+#content-header {
+	background: #fff;
+	padding: 10px;
+}
+.mini-nav {
+    font-size: 24px;
+    padding: 7px 10px;
+	display: flex;
+	justify-content: right;
+    
+}
+.user-header .user-name {
+	padding: 0 10px;
+    list-style-type: none;
+}
+.user-header .user-img img {
+	margin-top: 4px;
+	border-radius: 5px;
+	max-width: 45px;
+	max-height: 45px;
+}
+.banner.blue {
+	display: flex;
+	justify-content:space-between;
+	background: #04a1dc;
+	background: -moz-linear-gradient(left,  #04a1dc 1%, #0cb2ca 100%);
+	background: -webkit-linear-gradient(left,  #04a1dc 1%,#0cb2ca 100%);
+	background: linear-gradient(to right,  #04a1dc 1%,#0cb2ca 100%);
+	filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#04a1dc', endColorstr='#0cb2ca',GradientType=1 );
+	background: #0f4375;
+	background: -moz-linear-gradient(left,  #0f4375 0%, #2989d8 49%, #0f4375 100%);
+	background: -webkit-linear-gradient(left,  #0f4375 0%,#2989d8 49%,#0f4375 100%);
+	background: linear-gradient(to right,  #0f4375 0%,#2989d8 49%,#0f4375 100%);
+	filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#0f4375', endColorstr='#0f4375',GradientType=1 );
+	padding: 40px;
+	color: #fff;
+}
+.banner h4 {
+	font-weight: 400;
+	font-family: 'Roboto', sans-serif;
+}
+.banner h5 {
+	font-weight: 300;
+	font-size: 16px;
+		font-family: 'Roboto', sans-serif;
+}
+.content-inner {
+	padding: 15px 0;
+}