﻿{"id":18,"date":"2009-03-04T17:42:18","date_gmt":"2009-03-04T16:42:18","guid":{"rendered":"http:\/\/www.flapane.com\/blog\/?p=18"},"modified":"2013-01-21T13:05:12","modified_gmt":"2013-01-21T12:05:12","slug":"php-aggiungere-automaticamente-la-data-di-ultima-modifica-ad-un-sito-web","status":"publish","type":"post","link":"https:\/\/www.flapane.com\/blog\/2009\/03\/php-aggiungere-automaticamente-la-data-di-ultima-modifica-ad-un-sito-web\/","title":{"rendered":"Php: aggiungere automaticamente la data di ultima modifica di un sito web"},"content":{"rendered":"<p style=\"text-align: justify;\">Spesso, quando aggiornavo qualche pagina nel sito, dimenticavo di scrivere la data di ultima modifica nel men\u00f9 di navigazione del sito che vedete a sinistra (Last update: &#8230;. ).<br \/>\nQuesta funzione php, trovata nel web e modificata da me, permette di fare una ricerca in tutte le cartelle del sito web, trovando il file modificato pi\u00f9 di recente, e salva la data in un file di testo.<\/p>\n<p style=\"text-align: justify;\">In $allowedExtensions possiamo indicare le estensioni per le quali vogliamo controllare la data di modifica.<\/p>\n<p style=\"text-align: justify;\">Ottenuto l&#8217;output, poi, basta mostrarlo da qualche parte (nel mio caso, nel footer).<span class=\"no_translate\"><\/span><\/p>\n<p><span class=\"no_translate\"><!--more--><\/span><\/p>\n<pre class=\"brush:php\">&lt;?\r\n$fp = fopen('time.txt', 'w');\r\n\/\/ Only take into account those files whose extensions you want to show.\r\n$allowedExtensions = array(\r\n  'deb',\r\n  'htm',\r\n  'html',\r\n  'php',\r\n  'sh',\r\n  'zip',\r\n  'rar',\r\n  'jpg',\r\n  'js'\r\n);\r\n\r\nfunction filemtime_r($path)\r\n{\r\n    global $allowedExtensions;\r\n\r\n    if (!file_exists($path))\r\n        return 0;\r\n\r\n    $extension = end(explode(\".\", $path));    \r\n    if (is_file($path) &amp;&amp; in_array($extension, $allowedExtensions))\r\n        return filemtime($path);\r\n    $ret = 0;\r\n\r\n     foreach (glob($path.\"\/*\") as $fn)\r\n     {\r\n        if (filemtime_r($fn) &gt; $ret)\r\n            $ret = filemtime_r($fn);   \r\n            \/\/ This will return a timestamp, you will have to use date().\r\n     }\r\n    return $ret;   \r\n}\r\n\r\n$mostra = filemtime_r(\"\/home\/yourusername\/public_html\/\");\r\n$scrivi = date('j M y', $mostra);\r\n\r\nfwrite($fp, $scrivi);\r\nfclose($fp); \r\n\r\n?&gt;<\/pre>\n<p><span class=\"no_translate\"><\/span><\/p>\n<p style=\"text-align: justify;\">Nel men\u00f9 poi ho visualizzato il contenuto del file time.txt<\/p>\n<p style=\"text-align: justify;\">Utile a qualcun altro?<\/p>\n<p style=\"text-align: justify;\">Io l&#8217;ho utilizzato proprio nel footer di questo sito.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ricercare in un sito la data del file pi\u00f9 recente, e mostrarla<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[7],"tags":[14,13,15],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"Ricercare in un sito la data del file pi\u00f9 recente, e mostrarla\" \/>\n\t<meta name=\"robots\" content=\"max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n\t<meta name=\"author\" content=\"flapane\"\/>\n\t<meta name=\"keywords\" content=\"php,ricerca data,script,webdesign, web 2.0 &amp; 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