<\/span><\/p>\n<?\r\n\/\/Facebook SDK and PHP, a pratical example for parsing Name,email,web address and avatar of an user. Code by flapane.com\r\nrequire \"facebook\/facebook.php\";\r\n$facebook = new Facebook(array(\r\n\u00a0\u00a0\u00a0 'appId'\u00a0 => YOURAPPID,\r\n\u00a0\u00a0\u00a0 'secret' => YOURSECRETID,\r\n));\r\n\r\n$user = $facebook->getUser();\r\n\r\nif ($user) {\r\n\u00a0 try {\r\n\u00a0\u00a0\u00a0 $user_profile = $facebook->api('\/me');\r\n\r\n\u00a0\u00a0 \u00a0\u00a0 $fbname = $user_profile['name'];\r\n\u00a0\u00a0 \u00a0\u00a0 $fblink = $user_profile['link'];\r\n\u00a0\u00a0 \u00a0\u00a0 $fbmail = $user_profile['email'];\r\n\u00a0\u00a0 \u00a0\u00a0 $fbid = $user_profile['id']; \/\/per l'avatar utente\r\n\u00a0 } catch (FacebookApiException $e) {\r\n\u00a0\u00a0\u00a0 \/\/ The access token we have is not valid\r\n\u00a0\u00a0\u00a0 $user = null;\r\n\u00a0 }\r\n}\r\n\r\nif ($user) {\r\n\u00a0\u00a0\u00a0\u00a0\u00a0 $logoutUrl = $facebook->getLogoutUrl();\r\n\u00a0\u00a0 \u00a0\u00a0 $access_token = $facebook->getAccessToken();\r\n\u00a0\u00a0 \u00a0\u00a0 $logout_landing_page = \"http:\/\/www.yourwebsite.com\/index.php\";\r\n\u00a0\u00a0 \u00a0\u00a0 $logout_url = \"https:\/\/www.facebook.com\/logout.php?access_token=\".$access_token.\"&confirm=1&next=\".$logout_landing_page;\r\n\u00a0\u00a0\u00a0 } else {\r\n\u00a0\u00a0\u00a0\u00a0\u00a0 $loginUrl = $facebook->getLoginUrl();\r\n\u00a0\u00a0\u00a0 }\r\n?>\r\n<?php \r\nif (!$user): ?>\r\n\u00a0\u00a0 <div id=\"fb-root\" style=\"display:none\"><\/div>\r\n\u00a0\u00a0 \u00a0<script language=\"javascript\" type=\"text\/javascript\"> \/\/modifica per validazione w3c\r\n\/\/<![CDATA[\r\ndocument.write('<fb:login-button size=\"medium\" scope=\"email\">Login with\/Accedi con Facebook<\/fb:login-button>');\r\n\/\/]]>\r\n\u00a0\u00a0 \u00a0<\/script>\r\n<?php endif ?>\r\n\u00a0\u00a0\u00a0 <script type=\"text\/javascript\">\r\n\u00a0\u00a0\u00a0\u00a0\u00a0 window.fbAsyncInit = function() {\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 FB.init({\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 appId\u00a0\u00a0\u00a0\u00a0\u00a0 : '<?php echo $facebook->getAppID() ?>',\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 status\u00a0\u00a0\u00a0\u00a0 : true, \r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 cookie\u00a0\u00a0\u00a0\u00a0 : true,\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 xfbml\u00a0\u00a0\u00a0\u00a0\u00a0 : true,\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 oauth\u00a0\u00a0\u00a0\u00a0\u00a0 : true,\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 });\r\n\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 FB.Event.subscribe('auth.login', function(response) {\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 window.location.reload();\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 });\r\n\u00a0\u00a0\u00a0\u00a0\u00a0 };\r\n\r\n\u00a0\u00a0\u00a0\u00a0\u00a0 (function(d){\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 var js, id = 'facebook-jssdk'; if (d.getElementById(id)) {return;}\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 js = d.createElement('script'); js.id = id; js.async = true;\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 js.src = \"\/\/connect.facebook.net\/en_US\/all.js\";\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 d.getElementsByTagName('head')[0].appendChild(js);\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 }(document));\r\n\u00a0\u00a0\u00a0 <\/script>\r\n<? if ($user) {\r\necho \"<img src='http:\/\/graph.facebook.com\/$fbid\/picture' title='Sei loggato come\/Logged in as $fbname' alt='Sei loggato come\/Logged in as $fbname' \/><br \/><a href='$logout_url'><img src='facebook\/facebook-logout-button.png' title='Logout' \/><\/a>\"; \/\/mostra avatar utente e logout button\r\n}\r\n?><\/pre>\n<\/span>\nSostituite a YOURAPPID e YOURSECRETID le chiavi che avete ottenuto da Facebook for Developers, salvate e caricate la pagina PHP appena creata.<\/p>\n
Aprendola, vi verr\u00e0 chiesto di effettuare il login tramite Facebook (ed apparir\u00e0 il pop-up che elencher\u00e0 le autorizzazioni richieste). Effettuato il log-in, sarete in possesso dei dati dell’utente (oltre che dell’avatar, che apparir\u00e0 direttamente nella pagina, una volta effettuato il log-in).<\/p>\n
I dati (nome, sito web, email ed avatar) sono contenuti nelle variabili:<\/p>\n<\/span><\/p>\n$fbname = $user_profile[‘name’];
\n$fblink = $user_profile[‘link’];
\n$fbmail = $user_profile[‘email’];
\n$fbid = $user_profile[‘id’]; \/\/per l’avatar utente<\/span><\/p><\/blockquote>\n<\/span>\nA quel punto, potrete utilizzarli come meglio volete (per esempio, per compilare automaticamente i campi del Guestbook).<\/p>\n
E voi utilizzate Facebook o altri social network per facilitare l’accesso al vostro sito? Che metodo avete utilizzato?<\/p>\n","protected":false},"excerpt":{"rendered":"
Volendo facilitare la vita a coloro i quali volessero firmare la nuova versione del Guestbook, ho pensato di provare ad inserire un metodo per compilare automaticamente tutti i campi del nuovo Guestbook (tranne quello dove scrivere il commento vero e proprio \ud83d\ude42 ) tramite il log-in col proprio account di Facebook[…]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[7],"tags":[212,211,24,14],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.flapane.com\/blog\/wp-json\/wp\/v2\/posts\/1014"}],"collection":[{"href":"https:\/\/www.flapane.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.flapane.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.flapane.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.flapane.com\/blog\/wp-json\/wp\/v2\/comments?post=1014"}],"version-history":[{"count":0,"href":"https:\/\/www.flapane.com\/blog\/wp-json\/wp\/v2\/posts\/1014\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.flapane.com\/blog\/wp-json\/wp\/v2\/media?parent=1014"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.flapane.com\/blog\/wp-json\/wp\/v2\/categories?post=1014"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.flapane.com\/blog\/wp-json\/wp\/v2\/tags?post=1014"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
![\"API](\"https:\/\/www.flapane.com\/blog\/wp-content\/uploads\/2012\/06\/facebook-api.jpg\" "\\"facebook-api\\"")
<\/p>\n