important php extensions

Author: gegere

app/php_extensions.php

@@ -0,0 +1,38 @@
+<?php
+# Ensure that chars show in browser correctly.
+header('Content-Type: text/plain; charset=utf-8');
+
+// The following modules, should exist in the build
+$mods_check = explode(',', 'apache2handler,apcu,calendar,ctype,curl,date,dom,exif,fileinfo,filter,ftp,gd,gettext,hash,iconv,imagick,json,libxml,mbstring,mcrypt,mysqli,mysqlnd,openssl,pcre,pdo,pdo_mysql,phar,posix,readline,reflection,session,shmop,simplexml,sockets,spl,standard,sysvmsg,sysvsem,sysvshm,tokenizer,wddx,xml,xmlreader,xmlwriter,xsl,zend opcache,zip,zlib');
+
+// Sort alphabetically.
+sort($mods_check);
+
+// Get regular (non-Zend) extensions.
+$mods = get_loaded_extensions();
+
+// 'zend_extensions' param only introduced in PHP 5.2.4,
+// setting the param returns NULL in PHP 5.1.
+$zend_mods = get_loaded_extensions(true);
+if ($zend_mods) {
+    $mods = array_merge($mods, $zend_mods);
+}
+$mods = array_map('strtolower', $mods);
+// Remove duplicates.
+$mods = array_unique($mods);
+
+print 'Extensions:    ' ."\n\n";
+
+#
+# Output modules table.
+#
+foreach($mods_check as $mod) {
+    # Search for Apache module, does it exist
+    printf('%-16s ', $mod);
+    if(in_array($mod, $mods)) {
+        echo '|    ✓    ';
+    } else {
+        echo '|         ';
+    }
+    echo "\n";
+}