PHP Architect's Guide to Programming with Zend Framework

222 Pages·2008·5.36 MB·English

by  Cal Evans

php|architect’s
php|architect’s
Zend PHP 5 Certification
Guide to
Study Guide
Zend's new PHP 5 Certification Exam represent an excellent tool for professional k
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php|architect's Zend PHP 5 Certification Study Guide, edited and produced by m
the publishers of php|architect magazine, provides the most comprehensive and a
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thorough preparation tool for developers who wish to take the exam. F

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This book provides complete coverage of every topic that is part of the exam, e
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✔ XML and Web Services t
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✔ Security d
✔ Streams and Network Programming ui
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✔ Differences Between PHP 4 and 5

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NEW IN THE SECOND EDITION: advanced database topics (PDO/mysqli), errata, it
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MSRP $32.99 USD
From the publishers of
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al Cal Evans
Shelve under PHP/Web Development/Internet Programming C
7.50 x 9.25 7.50 x 9.25
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Licensed to:
Wei Dai
[email protected]
User #39728
php|architect’s Guide to
Programming with
Zend Framework
byCalEvans
php|architect’sGuidetoProgrammingwithZendFramework
ContentsCopyright©2007-2008CalvinEvans–AllRightsReserved
Bookandcoverlayout,designandtextCopyright©2004-2008MarcoTabini&Associates,Inc.–AllRightsReserved
FirstEdition:January2008
ISBN:978-0-9738621-5-7
ProducedinCanada
PrintedintheUnitedStates
Nopartofthisbookmaybereproduced,storedinaretrievalsystem,ortransmittedinanyformor
bymeanswithoutthepriorwrittenpermissionofthepublisher,excetinthecaseofbriefquotations
embeddedincriticalreviewsorarticles.
Disclaimer
Althougheveryefforthasbeenmadeinthepreparationofthisbooktoensuretheaccuracyofthe
informationcontainedtherein,thisbookisprovided“as-is”andthepublisher,theauthor(s),theirdis-
tributorsandretailers,aswellasallaffiliated,relatedorsubsidiarypartiestakenoresponsibilityforany
inaccuracyandanyandalldamagescaused,eitherdirectlyorindirectly,bytheuseofsuchinforma-
tion.Wehaveendeavouredtoproperlyprovidetrademarkinformationonallcompaniesandproducts
mentionedinthebookbytheappropriateuseofcapitals.However,wecannotguaranteetheaccuracy
ofsuchinformation.
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NanoBooklogoaretrademarksorregisteredtrademarksofMarcoTabini&Associates,Inc.
Writtenby CalEvans
Publishedby MarcoTabini&Associates,Inc.
28BombayAve.
Toronto,ONM3H1B7
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[phone]/[phone]
[email protected]/www.phparch.com
Publisher MarcoTabini
TechnicalReviewer MatthewWeierO’Phinney
LayoutandDesign ArbiArzoumani
ManagingEditor ElizabethNaramore
FinanceandResourceManagement EmanuelaCorso

Dedications
Iwouldliketodedicatethisbooktothefollowingpeople,withoutwhom,itwouldnot
havehappened:
• Tomymother—forinstillinginmymyloveofwriting.
• Tomywife, thelovelyandtalentedKathy—whoIlovedearlybecausesheputs
upwithme.
• Tomykids,BeckyandJ.C.—whoIloveanadore,evenwhenI’mignoringthem
towrite.
• ToMarco,Elizabeth,PaulandSean—forfriendship.
• ToMarkdeVisser—forthegreatestjobI’veeverhad.
• ToMatthewWeierO’Phinney—forbeingnicewhenyoucouldhavebeenmean.
• ToMr.JimmyBuffet—Youdon’tknowmebutIcouldnothavefinishedthisbook
withoutyourmusic.MyJimmyBuffetplaylistismybankofbadhabits.

Contents
Foreword xiii
Chapter1—WhatmakestheFrame-work 1
WhyUseaFramework? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
WhichFrameworkisRightforMe? . . . . . . . . . . . . . . . . . . . . . . 1
WhyZendFramework . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
MVCinaNutshell. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
IntroducingZendFramework . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
ABriefHistoryofZendFramework . . . . . . . . . . . . . . . . . . . . . 4
TheZendFrameworkCommunity . . . . . . . . . . . . . . . . . . . . . . 5
TheZendFrameworkLicenseandIntellectualPropertyConcerns . . . 5
WhatYouNeedToGoFromHere . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Chapter2—GettingStarted 9
BuildingYourFirstApp. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Step1:DownloadacopyofZendFramework . . . . . . . . . . . . . . . 10
Step2:CreateYourDirectoryStructure . . . . . . . . . . . . . . . . . . . 11
Step3:CreateYourBootstrapFile . . . . . . . . . . . . . . . . . . . . . . 12
Step4:CreateYour.htaccessFile . . . . . . . . . . . . . . . . . . . . . . . 15
Step5:CreateYourController . . . . . . . . . . . . . . . . . . . . . . . . . 16
Step6:FireUpaBrowserandRevelInYourHandiwork . . . . . . . . . 17
Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
viii ” CONTENTS
Chapter3—TheController 21
LayingtheGroundworkforaSampleApplication . . . . . . . . . . . . . . . . 21
CreatingaSampleApplication . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
BaseController. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
HelpersandPlugins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
PlacingtheHelper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
UsingtheHelper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Chapter4—TheModel 41
TypesofModelImplementation . . . . . . . . . . . . . . . . . . . . . . . . . . 41
NoModel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
LightModel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
HeavyModel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
AddingRegistration&Login. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
CreatingandConnectingtotheDatabase. . . . . . . . . . . . . . . . . . 42
TheMemberClass-RegisteringNewMembers . . . . . . . . . . . . . . . 44
AllowingMemberstoLogin . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
Chapter5—TheView 59
InstantiatingtheViewandRenderingOutput . . . . . . . . . . . . . . . . . . 59
ViewScript . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
EscapingOutput . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
ViewHelpers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Chapter6—DataAccess 73
ConnectingtotheDatabase . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
FetchingData . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
fetchAll() . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
fetchAssoc() . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
fetchCol(). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
fetchPairs() . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
fetchRow() . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
CONTENTS ” ix
fetchOne() . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
Profiler . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
Chapter7—Authentication 87
AboutZend_Auth . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
UsingZend_Auth . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
Chapter8—SuperSecretNinjaClass:Globals.php 99
SettingUpGlobals.php. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100
UsingGlobals.phpwithZend_Cache . . . . . . . . . . . . . . . . . . . . . . . 103
StoringGlobalConfigurationValues . . . . . . . . . . . . . . . . . . . . . . . . 113
Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
Chapter9—WebServices 121
IntroductiontoFlickr’sAPI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121
IntegratingYahoo!andFlickrAPIs . . . . . . . . . . . . . . . . . . . . . . . . . 123
CreatingYourOwnWebService . . . . . . . . . . . . . . . . . . . . . . . . . . 128
Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134
Chapter10—Exceptions 137
Exceptions:APrimer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137
Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
Chapter11—RichInternetApplications 155
MakingourSampleAppIntoanRIA . . . . . . . . . . . . . . . . . . . . . . . . 156
Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 164
Chapter12—ZendFrameworkPartyTricks 167
CleaningYourCacheThroughCLI . . . . . . . . . . . . . . . . . . . . . . . . . 167
SettinguptheBootstrap . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 170
CreatingaNewBootstrap . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 173
ProcessController.php . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 176
Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 179