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cakephp2-php8/lib/Cake/basics.php
euromark c989624f80 whitespace coding standards
2013-07-05 14:15:18 +02:00

838 lines
22 KiB
PHP
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<?php
/**
* Basic Cake functionality.
*
* Core functions for including other source files, loading models and so forth.
*
* PHP 5
*
* CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
* Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
*
* Licensed under The MIT License
* For full copyright and license information, please see the LICENSE.txt
* Redistributions of files must retain the above copyright notice.
*
* @copyright Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
* @link http://cakephp.org CakePHP(tm) Project
* @package Cake
* @since CakePHP(tm) v 0.2.9
* @license http://www.opensource.org/licenses/mit-license.php MIT License
*/
/**
* Basic defines for timing functions.
*/
define('SECOND', 1);
define('MINUTE', 60);
define('HOUR', 3600);
define('DAY', 86400);
define('WEEK', 604800);
define('MONTH', 2592000);
define('YEAR', 31536000);
if (!function_exists('config')) {
/**
* Loads configuration files. Receives a set of configuration files
* to load.
* Example:
*
* `config('config1', 'config2');`
*
* @return boolean Success
* @link http://book.cakephp.org/2.0/en/core-libraries/global-constants-and-functions.html#config
*/
function config() {
$args = func_get_args();
$count = count($args);
$included = 0;
foreach ($args as $arg) {
if (file_exists(APP . 'Config' . DS . $arg . '.php')) {
include_once APP . 'Config' . DS . $arg . '.php';
$included++;
}
}
return $included === $count;
}
}
if (!function_exists('debug')) {
/**
* Prints out debug information about given variable.
*
* Only runs if debug level is greater than zero.
*
* @param boolean $var Variable to show debug information for.
* @param boolean $showHtml If set to true, the method prints the debug data in a browser-friendly way.
* @param boolean $showFrom If set to true, the method prints from where the function was called.
* @link http://book.cakephp.org/2.0/en/development/debugging.html#basic-debugging
* @link http://book.cakephp.org/2.0/en/core-libraries/global-constants-and-functions.html#debug
*/
function debug($var, $showHtml = null, $showFrom = true) {
if (Configure::read('debug') > 0) {
App::uses('Debugger', 'Utility');
$file = '';
$line = '';
$lineInfo = '';
if ($showFrom) {
$trace = Debugger::trace(array('start' => 1, 'depth' => 2, 'format' => 'array'));
$file = str_replace(array(CAKE_CORE_INCLUDE_PATH, ROOT), '', $trace[0]['file']);
$line = $trace[0]['line'];
}
$html = <<<HTML
<div class="cake-debug-output">
%s
<pre class="cake-debug">
%s
</pre>
</div>
HTML;
$text = <<<TEXT
%s
########## DEBUG ##########
%s
###########################
TEXT;
$template = $html;
if (php_sapi_name() === 'cli' || $showHtml === false) {
$template = $text;
if ($showFrom) {
$lineInfo = sprintf('%s (line %s)', $file, $line);
}
}
if ($showHtml === null && $template !== $text) {
$showHtml = true;
}
$var = Debugger::exportVar($var, 25);
if ($showHtml) {
$template = $html;
$var = h($var);
if ($showFrom) {
$lineInfo = sprintf('<span><strong>%s</strong> (line <strong>%s</strong>)</span>', $file, $line);
}
}
printf($template, $lineInfo, $var);
}
}
}
if (!function_exists('sortByKey')) {
/**
* Sorts given $array by key $sortby.
*
* @param array $array Array to sort
* @param string $sortby Sort by this key
* @param string $order Sort order asc/desc (ascending or descending).
* @param integer $type Type of sorting to perform
* @return mixed Sorted array
* @link http://book.cakephp.org/2.0/en/core-libraries/global-constants-and-functions.html#sortByKey
*/
function sortByKey(&$array, $sortby, $order = 'asc', $type = SORT_NUMERIC) {
if (!is_array($array)) {
return null;
}
foreach ($array as $key => $val) {
$sa[$key] = $val[$sortby];
}
if ($order === 'asc') {
asort($sa, $type);
} else {
arsort($sa, $type);
}
foreach ($sa as $key => $val) {
$out[] = $array[$key];
}
return $out;
}
}
if (!function_exists('h')) {
/**
* Convenience method for htmlspecialchars.
*
* @param string|array|object $text Text to wrap through htmlspecialchars. Also works with arrays, and objects.
* Arrays will be mapped and have all their elements escaped. Objects will be string cast if they
* implement a `__toString` method. Otherwise the class name will be used.
* @param boolean $double Encode existing html entities
* @param string $charset Character set to use when escaping. Defaults to config value in 'App.encoding' or 'UTF-8'
* @return string Wrapped text
* @link http://book.cakephp.org/2.0/en/core-libraries/global-constants-and-functions.html#h
*/
function h($text, $double = true, $charset = null) {
if (is_array($text)) {
$texts = array();
foreach ($text as $k => $t) {
$texts[$k] = h($t, $double, $charset);
}
return $texts;
} elseif (is_object($text)) {
if (method_exists($text, '__toString')) {
$text = (string)$text;
} else {
$text = '(object)' . get_class($text);
}
} elseif (is_bool($text)) {
return $text;
}
static $defaultCharset = false;
if ($defaultCharset === false) {
$defaultCharset = Configure::read('App.encoding');
if ($defaultCharset === null) {
$defaultCharset = 'UTF-8';
}
}
if (is_string($double)) {
$charset = $double;
}
return htmlspecialchars($text, ENT_QUOTES, ($charset) ? $charset : $defaultCharset, $double);
}
}
if (!function_exists('pluginSplit')) {
/**
* Splits a dot syntax plugin name into its plugin and classname.
* If $name does not have a dot, then index 0 will be null.
*
* Commonly used like `list($plugin, $name) = pluginSplit($name);`
*
* @param string $name The name you want to plugin split.
* @param boolean $dotAppend Set to true if you want the plugin to have a '.' appended to it.
* @param string $plugin Optional default plugin to use if no plugin is found. Defaults to null.
* @return array Array with 2 indexes. 0 => plugin name, 1 => classname
* @link http://book.cakephp.org/2.0/en/core-libraries/global-constants-and-functions.html#pluginSplit
*/
function pluginSplit($name, $dotAppend = false, $plugin = null) {
if (strpos($name, '.') !== false) {
$parts = explode('.', $name, 2);
if ($dotAppend) {
$parts[0] .= '.';
}
return $parts;
}
return array($plugin, $name);
}
}
if (!function_exists('pr')) {
/**
* Print_r convenience function, which prints out <PRE> tags around
* the output of given array. Similar to debug().
*
* @see debug()
* @param array $var Variable to print out
* @link http://book.cakephp.org/2.0/en/core-libraries/global-constants-and-functions.html#pr
*/
function pr($var) {
if (Configure::read('debug') > 0) {
echo '<pre>';
print_r($var);
echo '</pre>';
}
}
}
if (!function_exists('am')) {
/**
* Merge a group of arrays
*
* @param array First array
* @param array Second array
* @param array Third array
* @param array Etc...
* @return array All array parameters merged into one
* @link http://book.cakephp.org/2.0/en/development/debugging.html#am
*/
function am() {
$r = array();
$args = func_get_args();
foreach ($args as $a) {
if (!is_array($a)) {
$a = array($a);
}
$r = array_merge($r, $a);
}
return $r;
}
}
if (!function_exists('env')) {
/**
* Gets an environment variable from available sources, and provides emulation
* for unsupported or inconsistent environment variables (i.e. DOCUMENT_ROOT on
* IIS, or SCRIPT_NAME in CGI mode). Also exposes some additional custom
* environment information.
*
* @param string $key Environment variable name.
* @return string Environment variable setting.
* @link http://book.cakephp.org/2.0/en/core-libraries/global-constants-and-functions.html#env
*/
function env($key) {
if ($key === 'HTTPS') {
if (isset($_SERVER['HTTPS'])) {
return (!empty($_SERVER['HTTPS']) && $_SERVER['HTTPS'] !== 'off');
}
return (strpos(env('SCRIPT_URI'), 'https://') === 0);
}
if ($key === 'SCRIPT_NAME') {
if (env('CGI_MODE') && isset($_ENV['SCRIPT_URL'])) {
$key = 'SCRIPT_URL';
}
}
$val = null;
if (isset($_SERVER[$key])) {
$val = $_SERVER[$key];
} elseif (isset($_ENV[$key])) {
$val = $_ENV[$key];
} elseif (getenv($key) !== false) {
$val = getenv($key);
}
if ($key === 'REMOTE_ADDR' && $val === env('SERVER_ADDR')) {
$addr = env('HTTP_PC_REMOTE_ADDR');
if ($addr !== null) {
$val = $addr;
}
}
if ($val !== null) {
return $val;
}
switch ($key) {
case 'DOCUMENT_ROOT':
$name = env('SCRIPT_NAME');
$filename = env('SCRIPT_FILENAME');
$offset = 0;
if (!strpos($name, '.php')) {
$offset = 4;
}
return substr($filename, 0, -(strlen($name) + $offset));
case 'PHP_SELF':
return str_replace(env('DOCUMENT_ROOT'), '', env('SCRIPT_FILENAME'));
case 'CGI_MODE':
return (PHP_SAPI === 'cgi');
case 'HTTP_BASE':
$host = env('HTTP_HOST');
$parts = explode('.', $host);
$count = count($parts);
if ($count === 1) {
return '.' . $host;
} elseif ($count === 2) {
return '.' . $host;
} elseif ($count === 3) {
$gTLD = array(
'aero',
'asia',
'biz',
'cat',
'com',
'coop',
'edu',
'gov',
'info',
'int',
'jobs',
'mil',
'mobi',
'museum',
'name',
'net',
'org',
'pro',
'tel',
'travel',
'xxx'
);
if (in_array($parts[1], $gTLD)) {
return '.' . $host;
}
}
array_shift($parts);
return '.' . implode('.', $parts);
}
return null;
}
}
if (!function_exists('cache')) {
/**
* Reads/writes temporary data to cache files or session.
*
* @param string $path File path within /tmp to save the file.
* @param mixed $data The data to save to the temporary file.
* @param mixed $expires A valid strtotime string when the data expires.
* @param string $target The target of the cached data; either 'cache' or 'public'.
* @return mixed The contents of the temporary file.
* @deprecated Please use Cache::write() instead
*/
function cache($path, $data = null, $expires = '+1 day', $target = 'cache') {
if (Configure::read('Cache.disable')) {
return null;
}
$now = time();
if (!is_numeric($expires)) {
$expires = strtotime($expires, $now);
}
switch (strtolower($target)) {
case 'cache':
$filename = CACHE . $path;
break;
case 'public':
$filename = WWW_ROOT . $path;
break;
case 'tmp':
$filename = TMP . $path;
break;
}
$timediff = $expires - $now;
$filetime = false;
if (file_exists($filename)) {
//@codingStandardsIgnoreStart
$filetime = @filemtime($filename);
//@codingStandardsIgnoreEnd
}
if ($data === null) {
if (file_exists($filename) && $filetime !== false) {
if ($filetime + $timediff < $now) {
//@codingStandardsIgnoreStart
@unlink($filename);
//@codingStandardsIgnoreEnd
} else {
//@codingStandardsIgnoreStart
$data = @file_get_contents($filename);
//@codingStandardsIgnoreEnd
}
}
} elseif (is_writable(dirname($filename))) {
//@codingStandardsIgnoreStart
@file_put_contents($filename, $data, LOCK_EX);
//@codingStandardsIgnoreEnd
}
return $data;
}
}
if (!function_exists('clearCache')) {
/**
* Used to delete files in the cache directories, or clear contents of cache directories
*
* @param string|array $params As String name to be searched for deletion, if name is a directory all files in
* directory will be deleted. If array, names to be searched for deletion. If clearCache() without params,
* all files in app/tmp/cache/views will be deleted
* @param string $type Directory in tmp/cache defaults to view directory
* @param string $ext The file extension you are deleting
* @return true if files found and deleted false otherwise
*/
function clearCache($params = null, $type = 'views', $ext = '.php') {
if (is_string($params) || $params === null) {
$params = preg_replace('/\/\//', '/', $params);
$cache = CACHE . $type . DS . $params;
if (is_file($cache . $ext)) {
//@codingStandardsIgnoreStart
@unlink($cache . $ext);
//@codingStandardsIgnoreEnd
return true;
} elseif (is_dir($cache)) {
$files = glob($cache . '*');
if ($files === false) {
return false;
}
foreach ($files as $file) {
if (is_file($file) && strrpos($file, DS . 'empty') !== strlen($file) - 6) {
//@codingStandardsIgnoreStart
@unlink($file);
//@codingStandardsIgnoreEnd
}
}
return true;
}
$cache = array(
CACHE . $type . DS . '*' . $params . $ext,
CACHE . $type . DS . '*' . $params . '_*' . $ext
);
$files = array();
while ($search = array_shift($cache)) {
$results = glob($search);
if ($results !== false) {
$files = array_merge($files, $results);
}
}
if (empty($files)) {
return false;
}
foreach ($files as $file) {
if (is_file($file) && strrpos($file, DS . 'empty') !== strlen($file) - 6) {
//@codingStandardsIgnoreStart
@unlink($file);
//@codingStandardsIgnoreEnd
}
}
return true;
} elseif (is_array($params)) {
foreach ($params as $file) {
clearCache($file, $type, $ext);
}
return true;
}
return false;
}
}
if (!function_exists('stripslashes_deep')) {
/**
* Recursively strips slashes from all values in an array
*
* @param array $values Array of values to strip slashes
* @return mixed What is returned from calling stripslashes
* @link http://book.cakephp.org/2.0/en/core-libraries/global-constants-and-functions.html#stripslashes_deep
*/
function stripslashes_deep($values) {
if (is_array($values)) {
foreach ($values as $key => $value) {
$values[$key] = stripslashes_deep($value);
}
} else {
$values = stripslashes($values);
}
return $values;
}
}
if (!function_exists('__')) {
/**
* Returns a translated string if one is found; Otherwise, the submitted message.
*
* @param string $singular Text to translate
* @param mixed $args Array with arguments or multiple arguments in function
* @return mixed translated string
* @link http://book.cakephp.org/2.0/en/core-libraries/global-constants-and-functions.html#__
*/
function __($singular, $args = null) {
if (!$singular) {
return;
}
App::uses('I18n', 'I18n');
$translated = I18n::translate($singular);
if ($args === null) {
return $translated;
} elseif (!is_array($args)) {
$args = array_slice(func_get_args(), 1);
}
return vsprintf($translated, $args);
}
}
if (!function_exists('__n')) {
/**
* Returns correct plural form of message identified by $singular and $plural for count $count.
* Some languages have more than one form for plural messages dependent on the count.
*
* @param string $singular Singular text to translate
* @param string $plural Plural text
* @param integer $count Count
* @param mixed $args Array with arguments or multiple arguments in function
* @return mixed plural form of translated string
* @link http://book.cakephp.org/2.0/en/core-libraries/global-constants-and-functions.html#__n
*/
function __n($singular, $plural, $count, $args = null) {
if (!$singular) {
return;
}
App::uses('I18n', 'I18n');
$translated = I18n::translate($singular, $plural, null, 6, $count);
if ($args === null) {
return $translated;
} elseif (!is_array($args)) {
$args = array_slice(func_get_args(), 3);
}
return vsprintf($translated, $args);
}
}
if (!function_exists('__d')) {
/**
* Allows you to override the current domain for a single message lookup.
*
* @param string $domain Domain
* @param string $msg String to translate
* @param mixed $args Array with arguments or multiple arguments in function
* @return translated string
* @link http://book.cakephp.org/2.0/en/core-libraries/global-constants-and-functions.html#__d
*/
function __d($domain, $msg, $args = null) {
if (!$msg) {
return;
}
App::uses('I18n', 'I18n');
$translated = I18n::translate($msg, null, $domain);
if ($args === null) {
return $translated;
} elseif (!is_array($args)) {
$args = array_slice(func_get_args(), 2);
}
return vsprintf($translated, $args);
}
}
if (!function_exists('__dn')) {
/**
* Allows you to override the current domain for a single plural message lookup.
* Returns correct plural form of message identified by $singular and $plural for count $count
* from domain $domain.
*
* @param string $domain Domain
* @param string $singular Singular string to translate
* @param string $plural Plural
* @param integer $count Count
* @param mixed $args Array with arguments or multiple arguments in function
* @return plural form of translated string
* @link http://book.cakephp.org/2.0/en/core-libraries/global-constants-and-functions.html#__dn
*/
function __dn($domain, $singular, $plural, $count, $args = null) {
if (!$singular) {
return;
}
App::uses('I18n', 'I18n');
$translated = I18n::translate($singular, $plural, $domain, 6, $count);
if ($args === null) {
return $translated;
} elseif (!is_array($args)) {
$args = array_slice(func_get_args(), 4);
}
return vsprintf($translated, $args);
}
}
if (!function_exists('__dc')) {
/**
* Allows you to override the current domain for a single message lookup.
* It also allows you to specify a category.
*
* The category argument allows a specific category of the locale settings to be used for fetching a message.
* Valid categories are: LC_CTYPE, LC_NUMERIC, LC_TIME, LC_COLLATE, LC_MONETARY, LC_MESSAGES and LC_ALL.
*
* Note that the category must be specified with a numeric value, instead of the constant name. The values are:
*
* - LC_ALL 0
* - LC_COLLATE 1
* - LC_CTYPE 2
* - LC_MONETARY 3
* - LC_NUMERIC 4
* - LC_TIME 5
* - LC_MESSAGES 6
*
* @param string $domain Domain
* @param string $msg Message to translate
* @param integer $category Category
* @param mixed $args Array with arguments or multiple arguments in function
* @return translated string
* @link http://book.cakephp.org/2.0/en/core-libraries/global-constants-and-functions.html#__dc
*/
function __dc($domain, $msg, $category, $args = null) {
if (!$msg) {
return;
}
App::uses('I18n', 'I18n');
$translated = I18n::translate($msg, null, $domain, $category);
if ($args === null) {
return $translated;
} elseif (!is_array($args)) {
$args = array_slice(func_get_args(), 3);
}
return vsprintf($translated, $args);
}
}
if (!function_exists('__dcn')) {
/**
* Allows you to override the current domain for a single plural message lookup.
* It also allows you to specify a category.
* Returns correct plural form of message identified by $singular and $plural for count $count
* from domain $domain.
*
* The category argument allows a specific category of the locale settings to be used for fetching a message.
* Valid categories are: LC_CTYPE, LC_NUMERIC, LC_TIME, LC_COLLATE, LC_MONETARY, LC_MESSAGES and LC_ALL.
*
* Note that the category must be specified with a numeric value, instead of the constant name. The values are:
*
* - LC_ALL 0
* - LC_COLLATE 1
* - LC_CTYPE 2
* - LC_MONETARY 3
* - LC_NUMERIC 4
* - LC_TIME 5
* - LC_MESSAGES 6
*
* @param string $domain Domain
* @param string $singular Singular string to translate
* @param string $plural Plural
* @param integer $count Count
* @param integer $category Category
* @param mixed $args Array with arguments or multiple arguments in function
* @return plural form of translated string
* @link http://book.cakephp.org/2.0/en/core-libraries/global-constants-and-functions.html#__dcn
*/
function __dcn($domain, $singular, $plural, $count, $category, $args = null) {
if (!$singular) {
return;
}
App::uses('I18n', 'I18n');
$translated = I18n::translate($singular, $plural, $domain, $category, $count);
if ($args === null) {
return $translated;
} elseif (!is_array($args)) {
$args = array_slice(func_get_args(), 5);
}
return vsprintf($translated, $args);
}
}
if (!function_exists('__c')) {
/**
* The category argument allows a specific category of the locale settings to be used for fetching a message.
* Valid categories are: LC_CTYPE, LC_NUMERIC, LC_TIME, LC_COLLATE, LC_MONETARY, LC_MESSAGES and LC_ALL.
*
* Note that the category must be specified with a numeric value, instead of the constant name. The values are:
*
* - LC_ALL 0
* - LC_COLLATE 1
* - LC_CTYPE 2
* - LC_MONETARY 3
* - LC_NUMERIC 4
* - LC_TIME 5
* - LC_MESSAGES 6
*
* @param string $msg String to translate
* @param integer $category Category
* @param mixed $args Array with arguments or multiple arguments in function
* @return translated string
* @link http://book.cakephp.org/2.0/en/core-libraries/global-constants-and-functions.html#__c
*/
function __c($msg, $category, $args = null) {
if (!$msg) {
return;
}
App::uses('I18n', 'I18n');
$translated = I18n::translate($msg, null, null, $category);
if ($args === null) {
return $translated;
} elseif (!is_array($args)) {
$args = array_slice(func_get_args(), 2);
}
return vsprintf($translated, $args);
}
}
if (!function_exists('LogError')) {
/**
* Shortcut to Log::write.
*
* @param string $message Message to write to log
* @return void
* @link http://book.cakephp.org/2.0/en/core-libraries/global-constants-and-functions.html#LogError
*/
function LogError($message) {
App::uses('CakeLog', 'Log');
$bad = array("\n", "\r", "\t");
$good = ' ';
CakeLog::write('error', str_replace($bad, $good, $message));
}
}
if (!function_exists('fileExistsInPath')) {
/**
* Searches include path for files.
*
* @param string $file File to look for
* @return Full path to file if exists, otherwise false
* @link http://book.cakephp.org/2.0/en/core-libraries/global-constants-and-functions.html#fileExistsInPath
*/
function fileExistsInPath($file) {
$paths = explode(PATH_SEPARATOR, ini_get('include_path'));
foreach ($paths as $path) {
$fullPath = $path . DS . $file;
if (file_exists($fullPath)) {
return $fullPath;
} elseif (file_exists($file)) {
return $file;
}
}
return false;
}
}
if (!function_exists('convertSlash')) {
/**
* Convert forward slashes to underscores and removes first and last underscores in a string
*
* @param string String to convert
* @return string with underscore remove from start and end of string
* @link http://book.cakephp.org/2.0/en/core-libraries/global-constants-and-functions.html#convertSlash
*/
function convertSlash($string) {
$string = trim($string, '/');
$string = preg_replace('/\/\//', '/', $string);
$string = str_replace('/', '_', $string);
return $string;
}
}
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