AJAX and PHP

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MySQL, 258 PHP, 259 N int imagecolorat() function, AJAX chat, 163 Intellisense, Microsoft Visual Studio, 165 NOT NULL property, MySQL, 102 Internet Explorer security, 80 IRC client integration, AJAX chat, 145 O isDatabaseCleared() function, AJAX chat, 163 ob_clean() function, error handling, 77 J object detection, JavaScript, 45 Object Oriented Programming (OOP), 109 onclick event, AJAX Suggest and Java Virtual Machine, 13 Autocomplete, 184 JavaScript onkeyup event, AJAX Suggest and about, 12, 30 Autocomplete, 184 client-side uses, 30 onload event, 36 events, 33 onreadystatechange() method, repetitive functions, 91 XMLHttpRequest, 47 security, 79 OOP, 109 seperate js files, 31 open() method, XMLHttpRequest, 47 JavaScript and DOM application Opera security, 80 jsdom.html, 32 jsdom.js, 32 JavaScript events and DOM P morejsdom.html, 35 page caching, PHP, 90 morejsdom.js, 35, 36 page expiration header, proxyping.php, 90 JavaScript Object Notation, 16 JVM, 13 parameters passing, PHP, 71 PHP about, 12, 65 L code structure, 109 connecting to database, 105 loadGridPage() function, 220 DOM, 65 loadStylesheet() function, 219 error handling, 71 form validation, 123, 142 M JavaScript security, 79 manipulating data, MySQL, 104 Meebo, AJAX chat solution, 145 message queue, thread-safe AJAX, 125 MySQL about, 101 connecting to database, 105 creating database tables, 101 data manipulation, 104 DML commands, 104 indexes, 102 NOT NULL property, 102 phpMyAdmin, 103 primary key, 101 MySQL installation Unix, 261 Windows, 258 OOP, 109 page caching, 90 passing parameters, 71 proxy server script, 85 remote servers, 79 server-side uses, 30 working with MySQL, 101 PHP and MySQL application config.php, 107 create tables, 106 error_handler.php, 107 index.php, 107 populate tables, 106 PHP DOM, 65 PHP installation Unix, 262 Windows, 259 270 www.it-ebooks.info
PHP Parameters and Error Handling realtime SVG charting error_handler.php, 74, 75, 76, 77 ajaxrequest.js, 194, 200 morephp.html, 72 chart.svg, 194, 200 morephp.js, 72 index.html, 193, 200 morephp.php, 74 realTimeChart.js, 201 PHP5 errors, 75 RealTimeChart.js, 195 phpMyAdmin svg_chart.php, 199 creating tables, 103 refreshXYIndexes() function, installation, 263 realTimeChart.js, 201 placeholders, 33 Relational Database Management Systems, postMessages() function, AJAX chat, 163 101 prediction, user input, 165 remote servers, connecting to preparing database, AJAX, 264 about, 79 primary key, MySQL, 101 Firefox, 83 private class members, 110 Internet Explorer, 83 process() function, quickstart.js, 23, 26 Opera, 84 Prototype JavaScript framework, 238 ping.html, 81 proxy PHP script, 85 ping.js, 81 proxy server script, 85 removePointInfo() function, realTimeChart.js, proxy server script for remote access 201 error_handler.php, 88 repetitive asynchronous requests, 91 proxyping.html, 86 repetitive tasks implementation proxyping.js, 86 error_handler.php, 97 proxyping.php, 88 smartproxyping.html, 93 public interface, classes, 110 smartproxyping.js, 94, 98 public members, classes, 110 smartproxyping.php, 97 requestNewMessages() function, AJAX chat, Q 162 responseText() method, XMLHttpRequest, 47 queue, 125 responseXML() method, XMLHttpRequest, 47 Quickstart AJAX application retrieveNewMessages() function, AJAX chat, 163 index.html, 21 RSS, 223 quickstart.js, 21, 23 RSS Reader application quickstart.php, 22 config.php, 228 quickstart application, AJAX, 18 error_handler.php, 227 index.php, 228, 233 R rss_reader.class.php, 227 rss_reader.css, 231 rss_reader.js, 229, 234 random numbers, retrieving, 93 rss_reader.php, 226, 235 RDBMS, 101 rss_reader.xsl, 227, 235 reading data, remote server, 85 readMessages() function, AJAX chat, 162 readyState() method, XMLHttpRequest, 47 S Really Simple Syndication (RSS) about, 223 save() function, 221 document structure, 224 saveXML() function, 71 Google Reader, 224 Scalable Vector Graphics (SVG), 189 RSS reader application, 226 script element, embedding Java code, 30 realtime charting with AJAX, 190 script.aculo.us, 237, 238 271 www.it-ebooks.info
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www.it-ebooks.info
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AJAX and PHP Building Responsive We
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About the Authors Cristian Darie is
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About the Reviewers Emilian Balanes
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Table of Contents Preface 1 Chapter
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Table of Contents Chapter 6: AJAX S
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Preface AJAX is a complex phenomeno
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Preface What You Need for This Book
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Preface Errata Although we have tak
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1 AJAX and the Future of Web Applic
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Chapter 1 Because end-user satisfac
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Chapter 1 Three points for you to k
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Chapter 1 With JavaScript, develope
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interrupting the user from his or h
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• Creating simple online chat sol
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Chapter 1 done typing. (This method
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Chapter 1 All exercises from this b
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etrieve the user name $name = $_GET
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Chapter 1 If you're curious to test
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Chapter 1 request. In our case, thi
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2 Client-Side Techniques with Smart
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AJAX Foundations: JavaScript and
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Chapter 2 • Because there is no s
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Time for Action—Using JavaScript
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Even More DOM In the previous exerc
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Chapter 2 What Just Happened? Well,
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Chapter 2 font-size: 10pt; } .Table
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Chapter 2 Creating the XMLHttpReque
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Chapter 2 You could, for example, c
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You will learn the most interesting
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Chapter 2 The safer version of proc
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Chapter 2 4. Create a file call
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Chapter 2 Figure 2.6: The Four HTTP
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Chapter 2 } } else { // display sta
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Chapter 2 } { // try to create XMLH
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Chapter 2 The responseXML method of
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Chapter 2 Figure 2.10: Opera Displa
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I admit that the following piece of
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3 Server-Side Techniques with PHP a
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Chapter 3 } for (var i=0; i
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Chapter 3 // create the element $b
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Chapter 3 // create the root eleme
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Chapter 3 // read a file from the s
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Chapter 3 Figure 3.3: PHP Parameter
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Chapter 3 Without the customized er
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} } // display the error in case of
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Chapter 3 Figure 3.7: Connecting to
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Chapter 3 } } // continue only if H
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Chapter 3 You can make Firefox list
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Chapter 3 } "MSXML2.XMLHTTP.4.0", "
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'TEXT: ' . $errStr . chr(10) . 'LOC
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etrieve the parameters $num = 1; //
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Chapter 3 Figure 3.16: Flowchart De
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} Chapter 3 // only continue if xml
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} throw(response.length == 0 ? "Ser
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function process() { // ... if (req
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Chapter 3 Working with MySQL A back
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Chapter 3 Figure 3.17: Executing SQ
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Chapter 3 SELECT user_id, user_name
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3. In your foundations folder, crea
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Chapter 3 After these commands exec
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Chapter 3 • friendly.php is a PHP
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This example requires a JavaSc
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} } // try to connect to the server
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Chapter 3 } // create HTML-formatte
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Chapter 3 On the server side, all t
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4 AJAX Form Validation Validating i
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Chapter 4 Always validate user inpu
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Chapter 4 Figure 4.4: Successful Su
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Chapter 4 .left { margin-left: 150p
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Chapter 4 value="" />
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Registration Successfull! <<
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Chapter 4 } } { // display error me
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Chapter 4 require_once ('config.php
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Chapter 4 } { } $_POST['txtBthDay']
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Chapter 4 } } ?> return ($value ==
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Chapter 4 The field ID and value re
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Chapter 4 If we are dealing with cl
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5 AJAX Chat We are living in a worl
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Chapter 5 Implementing AJAX Chat We
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Chapter 5 // default the last id to
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} Chapter 5 ' DATE_FORMAT(posted_on
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Chapter 5 AJAX Chat Your b
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* function called when the Send but
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} } // retrieve the arrays from the
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Chapter 5 } } } // call server asyn
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Chapter 5 If you analyze the code f
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The business logic behind chat.php
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6 AJAX Suggest and Autocomplete Sug
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Chapter 6 The clever part of the Ja
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Chapter 6 6. Create another file na
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Chapter 6 { } a { } font-weight: bo
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Chapter 6 } { // try to create XMLH
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Chapter 6 } } } } { } displayError(
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Chapter 6 div += "" + "" + crtFunct
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} } // select the new suggestion an
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Chapter 6 } } else // FF if (oText.
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Chapter 6 Figure 6.4: PHP Documenta
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Chapter 6 We have talked about cach
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Chapter 6 visible, we need to scrol
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7 AJAX Real-Time Charting with SVG
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Chapter 7 Figure 7.1: SVG Chart The
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Chapter 7 Figure 7.2: SVG Charting
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Chapter 7 } { xmlHttp.onreadystatec
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} } // sets the X and Y attributes
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Chapter 7 } // Supported by Mozilla
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Chapter 7 • All HTTP requests go
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8 AJAX Grid Data grids have always
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Chapter 8 Figure 8.2: AJAX Grid in
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$name = $_GET['name']; // update th
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} Chapter 8 if (!isset($_SESSION['r
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Chapter 8 # editId(, true) Edit
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Chapter 8 } // this should work for
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} Chapter 8 if(editableId) editId(e
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} color: darkblue; text-align: righ
Page 231 and 232: Chapter 8 On the client, this data
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Page 235 and 236: 9 AJAX RSS Reader In the last few y
Page 237 and 238: Chapter 9 Figure 9.1: Managing RSS
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Page 241 and 242: Chapter 9 Loading feed... Abou
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Page 245 and 246: Chapter 9 } width: 410px; backgroun
Page 247 and 248: And finally, we send the HTTP reque
Page 249 and 250: 10 AJAX Drag and Drop When drag-and
Page 251 and 252: Chapter 10 The Prototype features a
Page 253 and 254: Chapter 10 When dropping a task on
Page 255 and 256: Chapter 10 DROP HERE TO DELETE
Page 257 and 258: header('Expires: Fri, 25 Dec 1980 0
Page 259 and 260: Chapter 10 } } } else if (action ==
Page 261 and 262: Chapter 10 11. Load http://localhos
Page 263 and 264: details are saved using a cache sys
Page 265 and 266: Chapter 10 Summary This is it! You'
Page 267 and 268: A Preparing Your Working Environmen
Page 269 and 270: Appendix A During installation you'
Page 271 and 272: Before going through any case studi
Page 273 and 274: Appendix A Preparing Your *nix Play
Page 275 and 276: 8. Finally, point your web browser
Page 277 and 278: 2. Write ajax in the Create a new d
Page 279 and 280: Index A abort() method, XMLHttpRequ
Page 281: exception handling, JavaScript, 43
Page 285 and 286: updateChart() function, realTimeCha
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AJAX and PHP

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