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BackwardsCompatibilityBreak - fCore::detectOpcodeCache() was renamed …
…to fLoader::hasOpcodeCache(). Added fLoader. Added flourish.rev file to track release version across version control systems.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,305 @@ | ||
| <?php | ||
| /** | ||
| * A class that loads Flourish | ||
| * | ||
| * @copyright Copyright (c) 2011 Will Bond | ||
| * @author Will Bond [wb] <[email protected]> | ||
| * @license http://flourishlib.com/license | ||
| * | ||
| * @package Flourish | ||
| * @link http://flourishlib.com/fLoader | ||
| * | ||
| * @version 1.0.0b | ||
| * @changes 1.0.0b The initial implementation [wb, 2011-08-26] | ||
| */ | ||
| class fLoader | ||
| { | ||
| // The following constants allow for nice looking callbacks to static methods | ||
| const autoload = 'fLoader::autoload'; | ||
| const best = 'fLoader::best'; | ||
| const eager = 'fLoader::eager'; | ||
| const hasOpcodeCache = 'fLoader::hasOpcodeCache'; | ||
| const lazy = 'fLoader::lazy'; | ||
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| /** | ||
| * The Flourish classes in dependency order | ||
| * | ||
| * @var array | ||
| */ | ||
| static private $classes = array( | ||
| 'fException', | ||
| 'fExpectedException', | ||
| 'fEmptySetException', | ||
| 'fNoRemainingException', | ||
| 'fNoRowsException', | ||
| 'fNotFoundException', | ||
| 'fValidationException', | ||
| 'fUnexpectedException', | ||
| 'fConnectivityException', | ||
| 'fEnvironmentException', | ||
| 'fProgrammerException', | ||
| 'fSQLException', | ||
| 'fActiveRecord', | ||
| 'fAuthorization', | ||
| 'fAuthorizationException', | ||
| 'fBuffer', | ||
| 'fCRUD', | ||
| 'fCache', | ||
| 'fCookie', | ||
| 'fCore', | ||
| 'fCryptography', | ||
| 'fDatabase', | ||
| 'fDate', | ||
| 'fDirectory', | ||
| 'fEmail', | ||
| 'fFile', | ||
| 'fFilesystem', | ||
| 'fGrammar', | ||
| 'fHTML', | ||
| 'fImage', | ||
| 'fJSON', | ||
| 'fMailbox', | ||
| 'fMessaging', | ||
| 'fMoney', | ||
| 'fNumber', | ||
| 'fORM', | ||
| 'fORMColumn', | ||
| 'fORMDatabase', | ||
| 'fORMDate', | ||
| 'fORMFile', | ||
| 'fORMJSON', | ||
| 'fORMMoney', | ||
| 'fORMOrdering', | ||
| 'fORMRelated', | ||
| 'fORMSchema', | ||
| 'fORMValidation', | ||
| 'fRecordSet', | ||
| 'fRequest', | ||
| 'fResult', | ||
| 'fSMTP', | ||
| 'fSQLSchemaTranslation', | ||
| 'fSQLTranslation', | ||
| 'fSchema', | ||
| 'fSession', | ||
| 'fStatement', | ||
| 'fTemplating', | ||
| 'fText', | ||
| 'fTime', | ||
| 'fTimestamp', | ||
| 'fURL', | ||
| 'fUTF8', | ||
| 'fUnbufferedResult', | ||
| 'fUpload', | ||
| 'fValidation', | ||
| 'fXML' | ||
| ); | ||
|
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||
| /** | ||
| * The path Flourish is installed into | ||
| * | ||
| * @var string | ||
| */ | ||
| static private $path = NULL; | ||
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| /** | ||
| * Tries to load a Flourish class | ||
| * | ||
| * @internal | ||
| * | ||
| * @param string $class The class to load | ||
| * @return void | ||
| */ | ||
| static public function autoload($class) | ||
| { | ||
| if ($class[0] != 'f' || ord($class[1]) < 65 || ord($class[1]) > 90) { | ||
| return; | ||
| } | ||
|
|
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| if (!in_array($class, self::$classes)) { | ||
| return; | ||
| } | ||
|
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| include self::$path . $class . '.php'; | ||
| } | ||
|
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| /** | ||
| * Performs eager loading if an op-code cache is present, otherwise lazy | ||
| * | ||
| * @return void | ||
| */ | ||
| static public function best() | ||
| { | ||
| if (self::hasOpcodeCache()) { | ||
| return self::eager(); | ||
| } | ||
| self::lazy(); | ||
| } | ||
|
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| /** | ||
| * Creates functions that act as chainable constructors for value objects | ||
| * | ||
| * @return void | ||
| */ | ||
| static private function createConstructorFunctions() | ||
| { | ||
| if (function_exists('fDate')) { | ||
| return; | ||
| } | ||
|
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| function fDate($date=NULL) | ||
| { | ||
| return new fDate($date); | ||
| } | ||
|
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| function fDirectory($directory) | ||
| { | ||
| return new fDirectory($directory); | ||
| } | ||
|
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| function fFile($file) | ||
| { | ||
| return new fFile($file); | ||
| } | ||
|
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| function fImage($file_path) | ||
| { | ||
| return new fImage($file_path); | ||
| } | ||
|
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| function fMoney($amount, $currency=NULL) | ||
| { | ||
| return new fMoney($amount, $currency); | ||
| } | ||
|
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| function fNumber($value, $scale=NULL) | ||
| { | ||
| return new fNumber($value, $scale); | ||
| } | ||
|
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| function fTime($time=NULL) | ||
| { | ||
| return new fTime($time); | ||
| } | ||
|
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| function fTimestamp($datetime=NULL, $timezone=NULL) | ||
| { | ||
| return new fTimestamp($datetime, $timezone); | ||
| } | ||
| } | ||
|
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| /** | ||
| * Loads all Flourish classes when called | ||
| * | ||
| * @return void | ||
| */ | ||
| static public function eager() | ||
| { | ||
| self::setPath(); | ||
| self::createConstructorFunctions(); | ||
| foreach (self::$classes as $class) { | ||
| include self::$path . $class . '.php'; | ||
| } | ||
| } | ||
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| /** | ||
| * Check if a PHP opcode cache is installed | ||
| * | ||
| * The following opcode caches are currently detected: | ||
| * | ||
| * - [http://pecl.php.net/package/APC APC] | ||
| * - [http://eaccelerator.net eAccelerator] | ||
| * - [http://www.nusphere.com/products/phpexpress.htm Nusphere PhpExpress] | ||
| * - [http://turck-mmcache.sourceforge.net/index_old.html Turck MMCache] | ||
| * - [http://xcache.lighttpd.net XCache] | ||
| * - [http://www.zend.com/en/products/server/ Zend Server (Optimizer+)] | ||
| * - [http://www.zend.com/en/products/platform/ Zend Platform (Code Acceleration)] | ||
| * | ||
| * @return boolean If a PHP opcode cache is loaded | ||
| */ | ||
| static public function hasOpcodeCache() | ||
| { | ||
| $apc = ini_get('apc.enabled'); | ||
| $eaccelerator = ini_get('eaccelerator.enable'); | ||
| $mmcache = ini_get('mmcache.enable'); | ||
| $phpexpress = function_exists('phpexpress'); | ||
| $xcache = ini_get('xcache.size') > 0 && ini_get('xcache.cacher'); | ||
| $zend_accelerator = ini_get('zend_accelerator.enabled'); | ||
| $zend_plus = ini_get('zend_optimizerplus.enable'); | ||
|
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| return $apc || $eaccelerator || $mmcache || $phpexpress || $xcache || $zend_accelerator || $zend_plus; | ||
| } | ||
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| /** | ||
| * Registers an autoloader for Flourish via [http://php.net/spl_autoload_register `spl_autoload_register()`] | ||
| * | ||
| * @return void | ||
| */ | ||
| static public function lazy() | ||
| { | ||
| self::setPath(); | ||
| self::createConstructorFunctions(); | ||
|
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| if (function_exists('__autoload') && !spl_autoload_functions()) { | ||
| throw new Exception( | ||
| 'fLoader::lazy() was called, which adds an autoload function ' . | ||
| 'via spl_autoload_register(). It appears an __autoload ' . | ||
| 'function has already been defined, but not registered via ' . | ||
| 'spl_autoload_register(). Please call ' . | ||
| 'spl_autoload_register("__autoload") after fLoader::lazy() ' . | ||
| 'to ensure your autoloader continues to function.' | ||
| ); | ||
| } | ||
|
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| spl_autoload_register(array('fLoader', 'autoload')); | ||
| } | ||
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| /** | ||
| * Determines where Flourish is installed | ||
| * | ||
| * @return void | ||
| */ | ||
| static private function setPath() | ||
| { | ||
| self::$path = realpath(dirname(__FILE__)) . DIRECTORY_SEPARATOR; | ||
| } | ||
|
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| /** | ||
| * Forces use as a static class | ||
| * | ||
| * @return fLoader | ||
| */ | ||
| private function __construct() { } | ||
| } | ||
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| /** | ||
| * Copyright (c) 2011 Will Bond <[email protected]> | ||
| * | ||
| * Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| * of this software and associated documentation files (the "Software"), to deal | ||
| * in the Software without restriction, including without limitation the rights | ||
| * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
| * copies of the Software, and to permit persons to whom the Software is | ||
| * furnished to do so, subject to the following conditions: | ||
| * | ||
| * The above copyright notice and this permission notice shall be included in | ||
| * all copies or substantial portions of the Software. | ||
| * | ||
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
| * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | ||
| * THE SOFTWARE. | ||
| */ |