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Posted by Pedro on 09/29/91 11:31
Interesting setup you have as its similar to mine .. so I thought's I'd
add variations so we can compare .. for fun ;-)
This setup is for a local lan server as the test machine and a managed
(ie we run it) host for production
Here's the way I would do it !
Karl Timmermann wrote:
> I saw this on the net, and was wondering if this is a good way up to
> setup Smarty, DB, etc., and then each of my pages will require_once the
> attached file. Thanks!
>
>
>
>
> ------------------------------------------------------------------------
>
> <?PHP
> /**
> * set_env.php
> * @author Tom Anderson <toma@etree.org>
> * @version 2.5
> *
> * This script sets up smarty, pear, and all other
> * global settings for a php application.
> */
// Site key needs to be unquie for this project/web..
// locally this is the *nix user name for project
// this is used in $_SESSION[SITE_KEY]['variable'] for example so that
// the same value cannot be set somewhere else..
// eg two applications on the same web server using $_SESSION['user_id']
define('SITE_KEY','a_site');
// name of TEST_SERVER.
// This is used to switch on dev mode on local server/ off on production
define('TEST_SERVER', 'lan_test_server');
> // db connect info
> $dsn = 'mysql://root:root@localhost/database';
// create some path based for live vs production server
if($_SERVER['SERVER_NAME'] == TEST_SERVER){
// dev server settings
error_reporting(E_ALL);
// above $dsn type was confusing to one member of my team !!
$DB['type'] = 'mysql';
$DB['host'] = 'localhost';
$DB['user'] = 'root';
$DB['pass'] = 'secret';
$DB['db'] = 'dbatase';
// dynamic constant cant be changed later in script
define('WEB_ROOT', 'http://'.TEST_SERVER.'/~'.SITE_KEY.'/');
// location of lib files .. local user account
// - NO trailing slash
define('LIBS_ROOT','/home/libs_user/public_html');
// path to shared compile dir
define('SMARTY_COMPILE_DIR','/home/dev/smarty_shared_compile_dir/');
}else{
error_reporting(E_ALL ^ E_NOTICE);
$DB['type'] = 'mysql';
$DB['host'] = '127.0.0.1';
$DB['user'] = 'account';
$DB['pass'] = 'anothersecret';
$DB['db'] = 'account_database';
// dynamic constant cant be changed later in script
define('WEB_ROOT', 'http://www.mysite.org/subdirifneeded/');
// libs directory of ftp account
// - NO trailing slash
define('LIBS_ROOT','/home/ftp_libs_user');
// path to shared compile dir
define('SMARTY_COMPILE_DIR','/home/smarty_shared_compile_dir/');
}
// path to smarty
define('SMARTY_DIR',LIBS_ROOT.'/Smarty-2.6.10/libs/');
>
> // Setup include path
> $web_root = 'http://www.mysite.org/subdirifneeded/';
> $app_root = '/home/mysite/projects/myapp/';
// swaps windows file path to *nix flavour or current path
define('APP_ROOT', str_replace('\\','/',realpath('.')).'/' );
> # note: sometimes pear is installed at /usr/local/lib/php/ but I
> # recommend getting a copy that is local to your application so
> # you can more easily controll when pear code is updated.
> $pear = $app_root . '/pear/';
$pear = APP_ROOT.'/pear/';
//I use ADODB so I'd do
define('ADODB_DIR',LIBS_ROOT.'/adodb464/');
> //---------------------------------------
> //--- end user edit
>
> // Path to .ihtml (template) files
> define('TEMPLATE_DIR', "$app_root/ihtml/");
// I dont declare this an use templates/ by default
> $delim = (PHP_OS == "WIN32" || PHP_OS == "WINNT") ? ';': ':';
> ini_set('include_path', ".{$delim}$pear{$delim}$app_root/include{$delim}$app_root");
// dont like the includes path as it can be confusing
// to developers who dont nderstand where things come form
>
> // Set magic quotes based on database type. If using either of these and using odbc,
> // you will need to set this by hand.
> // You should be able to safely comment this out if your system is setup right.
> ini_set('magic_quotes_sybase', ($dbType == 'mssql' || $dbType == 'sybase') ? '1': '0');
>
> // Include pear database handler, auth object (remove if not used), and smarty
> require_once 'DB.php';
require_once(LIBS_ROOT.'adodb.inc.php');
require_once(LIBS_ROOT.'adodb-errorhandler.inc.php');
> require_once 'smarty/Smarty.class.php';
require_once(SMARTY_DIR.'Smarty.class.php');
>
> // Change error handling as necessary
> // PEAR_ERROR_RETURN, PEAR_ERROR_PRINT, PEAR_ERROR_TRIGGER, PEAR_ERROR_DIE or PEAR_ERROR_CALLBACK
> // PEAR::setErrorHandling(PEAR_ERROR_PRINT);
> PEAR::setErrorHandling(PEAR_ERROR_CALLBACK, 'errhndl');
> function errhndl ($err) {
> echo '<pre>' . $err->message;
> print_r($err);
> die();
> }
>
> // Connect to the database and set fetch mode as necessary. Include db extension as needed
> // The next two lines can be safely commented if your system is setup right.
> $extension = "php_$dbType" . (strpos(PHP_OS, "WIN") >= 0 ? ".dll" : ".so");
> if (!function_exists($dbType . '_connect')) dl($extension);
// nice touch .. like the above
// with $dbType swapped to $DB['type']
>
> // Connect to the database
> $db = DB::connect($dsn);
> $db->setFetchMode(DB_FETCHMODE_ASSOC); // Other modes possible; I find assoc best.
> $db->setOption('optimize', 'portability'); // This is really useful for me personally but may not be for everyone.
>
// adodb flavour
$db = &ADONewConnection('mysql');
$db->PConnect($DB['host'],$DB['user'],$DB['pass'],$DB['db']);
$ADODB_FETCH_MODE = ADODB_FETCH_ASSOC;
unset($DB); // only paranoid survive
> // Setup template object - NOTE: in this example, 'smarty' is a symlink to
> // the smarty directory. This allows you to upgrade Smarty without changing code.
> $t = new smarty;
$smarty = new Smarty(); // :-)
> $t->template_dir = TEMPLATE_DIR;
// i use the default templates/ dir
> // For other compile and cache directory options, see the comment by Pablo Veliz at the bottom of this article.
> $t->compile_dir = $app_root . '/compile';
$smarty->compile_dir = SMARTY_COMPILE_DIR;
> $t->cache_dir = $app_root . '/cache';
> // Because you should never touch smarty files, store your custom smarty functions, modifiers, etc. in /include
> $t->plugins_dir = array($app_root . '/include', $app_root . '/smarty/plugins');
// append other paths
// path to "stock" plugins created
$smarty->plugins_dir[] = LIBS_DIR.'/smarty_shared_plugins/';
// path to custom local plugins
$smarty->plugins_dir[] = APP_ROOT.'/libs/custom_smarties/';
>
> // Change comment on these when you're done developing to improve performance
> $t->force_compile = true;
$smarty->force_compile = $_SERVER['SERVER_NAME'] == TEST_SERVER;
// additional settings
$smarty->debugging = $_SERVER['SERVER_NAME'] == TEST_SERVER;
$smarty->compile_id = SITE_KEY;
$smarty->use_sub_dirs = ini_get('safe_mode');
$smarty->compile_check = true;
interesting stuff ..
pete
> //$t->caching = true;
>
> ## GLOBALS: $db, $t
> session_start();
>
> /* BEGIN USER AUTH - totally optional */
> // Add user authentication here if you want
> // This example uses pear::Auth
> require_once 'Auth/Auth.php';
> $a = new Auth(
> 'DB',
> array(
> 'table' => 'users',
> 'usernamecol' => 'login',
> 'passwordcol' => 'password',
> 'dsn' => $dsn
> ),
> 'login_function_name',
> true
> );
>
> // Use case insensitive login
> if (isset($_POST['username'])) $_POST['username'] = strtoupper($_POST['username']);
>
> // Check for logout
> if ($_REQUEST['logout'] && $a->getAuth()) {
> $a->start();
> $a->logout();
> session_destroy();
> header("Location: $web_root");
> exit();
> }
>
> // Init the session for this user and authorize.
> $a->start();
> // You could use a global '$require_login = 1;' before 'require_once 'set_env.php';'
> // then check for it here so not all pages require login
> if (!$a->getAuth()) {
> die();
> }
> /* END USER AUTH */
>
> // Assign any global smarty values here.
> $t->assign('web_root', $web_root);
> ?>
>
>
> ------------------------------------------------------------------------
>
>
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