Lynda com Uploading Files Securely with PHP 視頻教學 英文教學版

　



　
軟體簡介:
　
ThebasicprocessofuploadingfileswithPHPisverysimple,butthere
aresecurityimplicationsthatmanypeopleareunawareof.Thiscourse
showshowtocreateasecurecustomPHPclassthatcanhandleboth
single-fileandmulti-fileuploads.AuthorDavidPowersshowsyouhowto
createafileuploadclassthatchecksthesize,type,andnamesoffiles,
renamingthemwhenitencountersaduplicatefilename.He'llshowyouhow
tomaketheclassreportontheoutcomeoftheuploadprocessandthe
natureofanyerrorsthatoccur,andhowtopreventtheuserfrom
uploadingfilesthatexceedtheserverlimits.

Attheendofthiscourse,you'llhavearobust,flexibleclassthatcan
beincorporatedintomanyprojects(includingwebforms)withjustafew
linesofcode.

Topicsinclude:
*HowPHPhandlesfileuploads
*Settingthemaximumfilesize
*Movingthefiletoitsdestination
*Creatingandusinganamespacedclass
*Displayingerrormessages
*RestrictingunacceptableMIMEtypesandfileextensions
*Usingtheclass
*Reportingerrors
*Alteringtheuser

author:DavidPowers
subject:Developer,ProgrammingLanguages,WebDevelopment
software:PHP
level:Intermediate
duration:2h50m
released:Feb24,2014