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<?
// JimMartinson/CST1146/Labs/Lab03/Lab03.phpinc
#if ( $_SESSION['userId'] == 1 ) $showEvaluationVariables = true;
require('Gradebook/EvaluationSubmission_BEGIN.phpinc'); // Replaced.
#if ( $_SESSION['userId'] != 1 ) { require('Gradebook/EvaluationSubmission_END.phpinc'); exit; }
include('common/Browser/Browser.phpinc');
$disabled = '';
$disabled = ' disabled'; // Comment this line to enable lab.
// NOTE: Disable Include conf/extra/httpd-autoindex.conf line in the httpd.conf file before labs.
// OR: Fix labs so Lab 4 mod_autoindex works as it should.
?>
<fieldset><legend><?=$evaluationType?> <?=$evaluationNumber?> Description</legend>
The purpose of this lab is to create your first PHP document and demonstrate the use of some PHP variables.
<?=$gradeNote?>
<? if ( $disabled ) { ?><span class="error bold">Notice: Do not perform this assignment unless this notice has been removed.</span><? } ?>
</fieldset>
<fieldset><legend><?=$evaluationType?> <?=$evaluationNumber?> Instruction</legend>
<ol class="count">
<!-- 1 -->
<li>Create a directory called <b class="copyText"><?=$evaluationName?></b> in your <b><?=$dataFolder?><?=$dirSep?><?=$courseNumber?></b> directory. We will use it for all work performed in this lab.</li>
<!-- 2 -->
<li>Create a PHP file called <b class="copyText"><?=$saveFilename?>.php</b> in the <b><?=$evaluationName?></b> directory and open it in an editor.
<br>All code below will be written into this file.</li>
<!-- 3 -->
<li>Declare some PHP variables:
<ol>
<li>A variable named <b class="copyText">labNumber</b> with a value of <b class="copyText"><?=$evaluationNumber?></b>.</li>
<li>A variable named <b class="copyText">myName</b> with a value of <b class="copyText"><?=$userFullName?></b>.</li>
</ol>
</li>
<!-- 4 -->
<li>End php (<span class="copyText php">?></span>) then copy and paste the following boilerplate HTML code into your document:
<pre class="copyText html"><!DOCTYPE html>
<html lang="en">
<head>
<title>Lab <note>replace_by_output_of_the_labNumber_variable</note> - <note>replace_by_output_of_the_myName_variable</note></title>
<meta charset="utf-8">
<head>
<body>
<h1>Lab <note>replace_by_output_of_the_labNumber_variable</note> - <note>replace_by_output_of_the_myName_variable</note></h1>
This is my first PHP page.
<br>More code and HTML goes below here.<br>
replace_this_with_code_and_html_from_the_instructions_below
</body>
</html>
</pre>
</li>
<!-- 5 -->
<li>Replace both instances of <span class="html"><note>replace_by_output_of_the_labNumber_variable</note></span> by printing out the <b>labNumber</b> variable.
<br><note>It does not matter if you use the echo, print, or shorthand syntax.</note>
</li>
<!-- 6 -->
<li>Replace both instances of <span class="html"><note>replace_by_output_of_the_myName_variable</note></span> by printing out the <b>myName</b> variable.
<br><span class="note normal">Replace <span class="html"><note>replace_this_with_code_and_html_from_the_instructions_below</note></span> with the code you create from the instructions below.</span>
</li>
<!-- 7 -->
<li>Declare some more PHP variables: <note>Remember to do this by replacing <span class="html"><note>replace_this_with_code_and_html_from_the_instructions_below</note></span>.</note>
<ol>
<li>A variable named <b class="copyText">numberOne</b> with a value of <b class="copyText">5</b>.</li>
<li>A variable named <b class="copyText">numberTwo</b> with a value of <b class="copyText">3</b>.</li>
<li>A variable named <b class="copyText">textOne</b> with a value of <b class="copyText">123text</b>.</li>
<li>A variable named <b class="copyText">textTwo</b> with a value of <b class="copyText">A string of text</b>.</li>
</ol>
</li>
<!-- 8 -->
<li>Place the following <span class="html">HTML</span> and <span class="html"><note>your PHP code</note></span> into your document:
<pre class="copyText html"> <br>numberOne has a value of <note>(Output the value of numberOne here)</note>.
<br>numberTwo has a value of <note>(Output the value of numberTwo here)</note>.
<br>textOne has a value of <note>(Output the value of textOne here)</note>.
<br>textTwo has a value of <note>(Output the value of textTwo here)</note>.
<br>numberOne plus numberTwo has a value of <note>(Output the value of numberOne plus numberTwo here)</note>.
<br>numberOne plus textOne has a value of <note>(Output the value of numberOne plus textOne here)</note>.
<br>numberOne concanted with numberTwo has a value of <note>(Output the value of numberOne concanted with numberTwo here)</note>.
<br>textOne concanted with textTwo has a value of <note>(Output the value of textOne concanted with textTwo here)</note>.
</pre>
</li>
<!-- 9 -->
<li>Create a function called localFunc with the following code:
<pre class="copyText php">function localFunc() {
if (!isset($x)) { $x = 5; }
echo '<div style="background-color:#ff8;">'."\nIn localFunc<br>\n";
echo '$x=', $x, "<br>\n";
$y = $x + 5;
echo '$y=',$y, "<br>\n";
$x++;
echo '$x=',$x, "<br>\n";
echo "</div>\n";
}</pre>
</li>
<!-- 10 -->
<li>A variable named <b class="copyText">x</b> with a value of <b class="copyText">1</b>.</li>
<!-- 11 -->
<li>Do the following three times:
<ol>
<li>Call the <b>localFunc</b> function.</li>
<li><php class="copyText">echo 'After localFunc $x = ', $x,"<br>\n";</php></li>
</ol>
</li>
<!-- 12 -->
<li>Create a function called globalFunc with the following code:
<pre class="copyText php">function globalFunc() {
echo '<div style="background-color:#8ff;">'."\nIn globalFunc<br>\n";
echo "\$GLOBALS['x']=", $GLOBALS['x'], "<br>\n";
$y = $GLOBALS['x'] + 5;
echo '$y=',$y, "<br>\n";
$GLOBALS['x']++;
echo "</div>\n";
}</pre>
</li>
<!-- 13 -->
<li>Do the following three times:
<ol>
<li>Call the <b>globalFunc</b> function.</li>
<li><php class="copyText">echo 'After globalFunc $x = ', $x,"<br>\n";</php></li>
</ol>
</li>
<!-- 14 -->
<li>Declare some more PHP variables:
<ol>
<li>A variable named <b class="copyText">myNameString</b> with a value of <b class="copyText">myName</b>.</li>
<li>A variable named <b class="copyText">variableVariable</b> with a value of <b class="copyText">$$myNameString</b>
<br><note>Note: $$myNameString is not a string, it is a variable variable name. Note the use of two dollar signs ($$).</note></li>
</ol>
</li>
<!-- 15 -->
<li>Place the following <span class="html">HTML</span> and <span class="html"><note>your PHP code</note></span> into your document:
<pre class="copyText html"> <br>This is an example of a variable variable:
<br>myNameString has a value of <note>(Output the value of numberTwo here)</note>.
<br>variableVariable has a value of <note>(Output the value of variableVariable here)</note>.
</pre>
</li>
<!-- 16 -->
<li>Verify that your page works.
<ol type="i">
<li>Start Apache if it is not running.</li>
<li>Open up a browser.</li>
<li>In the address bar enter <b class="copyText">http://localhost/CST1146/<?=$evaluationName?>/</b> and hit enter.</li>
<li>Click on your <b><?=$saveFilename?>.php</b> file.
<br>You should see a page like:<br>
<? BrowserBegin('Lab '.$evaluationNumber.' - '.$userFullName,'http://localhost/CST1146/'.$saveFilename.'.php',820); ?>
<h1 class="left">Lab <?=$evaluationNumber?> - <?=$userFullName?></h1>
This is my first PHP page.
<br>More code and HTML goes below here.<br>
<br>numberOne has a value of 5.
<br>numberTwo has a value of 3.
<br>textOne has a value of 123text.
<br>textTwo has a value of A string of text.
<br>numberOne plus numberTwo has a value of 8.
<br>numberOne plus textOne has a value of <br />
<b>Warning</b>: A non-numeric value encountered in <b>C:\Data_WWW\CST1146\Lab03\<?=$saveFilename?>.php</b> on line <b>26</b><br />
128.
<br>numberOne concanted with numberTwo has a value of 53.
<br>textOne concanted with textTwo has a value of 123textA string of text.
<div style="background-color:#ff8;">
In localFunc<br>
$x=5<br>
$y=10<br>
$x=6<br>
</div>
After localFunc $x = 1<br>
<div style="background-color:#ff8;">
In localFunc<br>
$x=5<br>
$y=10<br>
$x=6<br>
</div>
After localFunc $x = 1<br>
<div style="background-color:#ff8;">
In localFunc<br>
$x=5<br>
$y=10<br>
$x=6<br>
</div>
After localFunc $x = 1<br>
<div style="background-color:#8ff;">
In globalFunc<br>
$GLOBALS['x']=1<br>
$y=6<br>
</div>
After globalFunc $x = 2<br>
<div style="background-color:#8ff;">
In globalFunc<br>
$GLOBALS['x']=2<br>
$y=7<br>
</div>
After globalFunc $x = 3<br>
<div style="background-color:#8ff;">
In globalFunc<br>
$GLOBALS['x']=3<br>
$y=8<br>
</div>
After globalFunc $x = 4<br>
<br>This is an example of a variable variable:
<br>myNameString has a value of myName.
<br>variableVariable has a value of <?=$userFullName?>.
<? BrowserEnd(); ?>
If this is not what you see then you have errors in your code.
</li>
<li><b class="info">Take a screenshot of the page</b> and save the image as <b class="copyText"><?=$saveFilename?>.png</b> in your <b><?=$dataFolder?><?=$dirSep?><?=$courseNumber?><?=$dirSep?><?=$evaluationName?></b> directory.
<br>Make sure that the address bar is visible in your browser before saving the image.
</li>
</ol>
</li>
<!-- 17 -->
<li>Turn in your assignment:
<ol>
<li>Ensure the following files are in your <b><?=$evaluationName?></b> folder.
<br><?=$saveFilename?>.php
<br><?=$saveFilename?>.png
</li>
<li>Zip up your <b><?=$evaluationName?></b> folder into a file named <b class="copyText"><?=$uploadFilename?></b>.</li>
<li>Browse and select your <b><?=$uploadFilename?></b> file: <input type="file" name="fileUpload" id="inpFileUpload"<?=$disabled?>><div id="divFileploadError"></div></li>
<li>Then <input type="submit" name="f_subtask" id="inpSubmit" value="Submit"<?=$disabled?>> for grading.</li>
</ol>
</li>
</ol><? if ( $disabled ) { ?><span class="error bold">Notice: Do not perform this assignment unless this notice has been removed.</span><? } ?>
</fieldset>
<?
require('../LabNotes.phpinc');
require('Gradebook/EvaluationSubmission_END.phpinc'); // Replaced.
?>