SOLVED CS311 Assignment 2 Solution and Discussion

[zareen]

Assignment No. 02
Semester: Fall 2019
Introduction to Web Services Development – CS311
Total Marks: 20

Due Date: 4/12/2019

Objectives:
Understand and get hands on experience of
• XML schema
• Generating XML schema (XSD) of a given XML
• Generate XML using PHP
Instructions:
Please read the following instructions carefully before submitting assignment:
It should be clear that your assignment will not get any credit if:

 The assignment is submitted after due date.
 The assignment is submitted via email.
 The assignment is copied from Internet or from any other student.
 The submitted assignment does not open or file is corrupt.
 It is in some format other than .doc/.docx.

Note: All types of plagiarism are strictly prohibited.

For any query about the assignment, contact at [email protected]

Consider the well-formed XML given below. You are required to:

1. Write XML Schema (.xsd) code for the given XML
2. Generate the following XML on a server as output using PHP

<?xml version="1.0"?>
<BookStore>
   <Book>
   	<Title>Introduction to Computing</Title>
   	<Course>CS101</Course>
   	<Year>2016</Year>
   	<Publisher>Virtual University of Pakistan</Publisher>
   	<Author>Dr Tanveer Ahmad</Author>
   </Book>
   <Book>
   	<Title>Object Oriented Programming</Title>
   	<Course>CS304</Course>
   	<Year>2017</Year>
   	<Publisher>Virtual University of Pakistan</Publisher>
   	<Author>Dr Shafeeq</Author>
   </Book>
</BookStore>

Assignment Uploading Instructions:

• You need to upload your assignment in .doc/.docx file format.
• Copy your code for both the questions and paste it in word file(.doc/.docx) and then upload your assignment

Please note that due date of assignment will not extend, so do not wait for last date and submit your solution as quickly as possible.

[zareen]

Solution Ideas:

1. Write XML Schema (.xsd) code for the given XML

Answer

XSD Code
<?xml version="1.0" encoding="utf-8"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema">
  <xs:element name="BookStore">
    <xs:complexType>
      <xs:sequence>
        <xs:element name="Book" maxOccurs="unbounded">
          <xs:complexType>
            <xs:sequence>
              <xs:element name="Title" type="xs:string"/>
              <xs:element name="Course" type="xs:string"/>
              <xs:element name="Year" type="xs:unsignedShort"/>
              <xs:element name="Publisher" type="xs:string"/>
              <xs:element name="Author" type="xs:string"/>
            </xs:sequence>
          </xs:complexType>
        </xs:element>
      </xs:sequence>
    </xs:complexType>
  </xs:element>
</xs:schema>

2. Generate the following XML on a server as output using PHP
   Answer
   PHP CODE

<?php
header("Content-type: text/xml");
echo"<BookStore>";
echo"<Book>";
echo"<Title>Introduction to Computing</Title>";
echo"<Course>CS101</Course>";
echo"<Year>2016</Year>";
echo"<Publisher>Virtual University of Pakistan </Publisher>";
echo"<Author>Dr Tanveer Ahmad</Author>";
echo"</Book>";
echo"<Book>";
echo"<Title>Object Oriented Programming</Title>";
echo"<Course>CS304</Course>";
echo"<Year>2017</Year>";
echo"<Publisher>Virtual University of Pakistan</Publisher>";
echo"<Author>Dr Shafeeq</Author>";
echo"</Book>";
echo"</BookStore>";
?>

PHP OUTPUT

[zareen]

Solution Ideas:

1. Write XML Schema (.xsd) code for the given XML

Answer

XSD Code
<?xml version="1.0" encoding="utf-8"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema">
  <xs:element name="BookStore">
    <xs:complexType>
      <xs:sequence>
        <xs:element name="Book" maxOccurs="unbounded">
          <xs:complexType>
            <xs:sequence>
              <xs:element name="Title" type="xs:string"/>
              <xs:element name="Course" type="xs:string"/>
              <xs:element name="Year" type="xs:unsignedShort"/>
              <xs:element name="Publisher" type="xs:string"/>
              <xs:element name="Author" type="xs:string"/>
            </xs:sequence>
          </xs:complexType>
        </xs:element>
      </xs:sequence>
    </xs:complexType>
  </xs:element>
</xs:schema>

2. Generate the following XML on a server as output using PHP
   Answer
   PHP CODE

<?php
header("Content-type: text/xml");
echo"<BookStore>";
echo"<Book>";
echo"<Title>Introduction to Computing</Title>";
echo"<Course>CS101</Course>";
echo"<Year>2016</Year>";
echo"<Publisher>Virtual University of Pakistan </Publisher>";
echo"<Author>Dr Tanveer Ahmad</Author>";
echo"</Book>";
echo"<Book>";
echo"<Title>Object Oriented Programming</Title>";
echo"<Course>CS304</Course>";
echo"<Year>2017</Year>";
echo"<Publisher>Virtual University of Pakistan</Publisher>";
echo"<Author>Dr Shafeeq</Author>";
echo"</Book>";
echo"</BookStore>";
?>

PHP OUTPUT