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[phpwiki-checkins] SF.net SVN: phpwiki:[8493] trunk/lib/pear/PEAR.php
|
From: <var...@us...> - 2012-11-20 08:47:08
|
Revision: 8493
http://phpwiki.svn.sourceforge.net/phpwiki/?rev=8493&view=rev
Author: vargenau
Date: 2012-11-20 08:46:58 +0000 (Tue, 20 Nov 2012)
Log Message:
-----------
Update to PEAR-1.9.4
Modified Paths:
--------------
trunk/lib/pear/PEAR.php
Modified: trunk/lib/pear/PEAR.php
===================================================================
--- trunk/lib/pear/PEAR.php 2012-11-19 17:07:29 UTC (rev 8492)
+++ trunk/lib/pear/PEAR.php 2012-11-20 08:46:58 UTC (rev 8493)
@@ -1,32 +1,38 @@
<?php
-//
-// +----------------------------------------------------------------------+
-// | PEAR, the PHP Extension and Application Repository |
-// +----------------------------------------------------------------------+
-// | Copyright (c) 1997-2003 The PHP Group |
-// +----------------------------------------------------------------------+
-// | This source file is subject to version 2.0 of the PHP license, |
-// | that is bundled with this package in the file LICENSE, and is |
-// | available at through the world-wide-web at |
-// | http://www.php.net/license/2_02.txt. |
-// | If you did not receive a copy of the PHP license and are unable to |
-// | obtain it through the world-wide-web, please send a note to |
-// | li...@ph... so we can mail you a copy immediately. |
-// +----------------------------------------------------------------------+
-// | Authors: Sterling Hughes <ste...@ph...> |
-// | Stig Bakken <ss...@ph...> |
-// | Tomas V.V.Cox <co...@id...> |
-// +----------------------------------------------------------------------+
-//
-// From Pear CVS: Id: PEAR.php,v 1.59 2003/04/03 23:10:10 ssb Exp
-//
+/**
+ * PEAR, the PHP Extension and Application Repository
+ *
+ * PEAR class and PEAR_Error class
+ *
+ * PHP versions 4 and 5
+ *
+ * @category pear
+ * @package PEAR
+ * @author Sterling Hughes <ste...@ph...>
+ * @author Stig Bakken <ss...@ph...>
+ * @author Tomas V.V.Cox <co...@id...>
+ * @author Greg Beaver <ce...@ph...>
+ * @copyright 1997-2010 The Authors
+ * @license http://opensource.org/licenses/bsd-license.php New BSD License
+ * @version CVS: $Id: PEAR.php 313023 2011-07-06 19:17:11Z dufuz $
+ * @link http://pear.php.net/package/PEAR
+ * @since File available since Release 0.1
+ */
-define('PEAR_ERROR_RETURN', 1);
-define('PEAR_ERROR_PRINT', 2);
-define('PEAR_ERROR_TRIGGER', 4);
-define('PEAR_ERROR_DIE', 8);
-define('PEAR_ERROR_CALLBACK', 16);
+/**#@+
+ * ERROR constants
+ */
+define('PEAR_ERROR_RETURN', 1);
+define('PEAR_ERROR_PRINT', 2);
+define('PEAR_ERROR_TRIGGER', 4);
+define('PEAR_ERROR_DIE', 8);
+define('PEAR_ERROR_CALLBACK', 16);
+/**
+ * WARNING: obsolete
+ * @deprecated
+ */
define('PEAR_ERROR_EXCEPTION', 32);
+/**#@-*/
define('PEAR_ZE2', (function_exists('version_compare') &&
version_compare(zend_version(), "2-dev", "ge")));
@@ -63,16 +69,23 @@
* destructor, use error_log(), syslog() or something similar.
*
* IMPORTANT! To use the emulated destructors you need to create the
- * objects by reference, ej: $obj =& new PEAR_child;
+ * objects by reference: $obj =& new PEAR_child;
*
- * @since PHP 4.0.2
- * @author Stig Bakken <ss...@ph...>
- * @see http://pear.php.net/manual/
+ * @category pear
+ * @package PEAR
+ * @author Stig Bakken <ss...@ph...>
+ * @author Tomas V.V. Cox <co...@id...>
+ * @author Greg Beaver <ce...@ph...>
+ * @copyright 1997-2006 The PHP Group
+ * @license http://opensource.org/licenses/bsd-license.php New BSD License
+ * @version Release: 1.9.4
+ * @link http://pear.php.net/package/PEAR
+ * @see PEAR_Error
+ * @since Class available since PHP 4.0.2
+ * @link http://pear.php.net/manual/en/core.pear.php#core.pear.pear
*/
class PEAR
{
- // {{{ properties
-
/**
* Whether to enable internal debug messages.
*
@@ -123,34 +136,36 @@
*/
var $_expected_errors = array();
- // }}}
-
- // {{{ constructor
-
/**
* Constructor. Registers this object in
* $_PEAR_destructor_object_list for destructor emulation if a
* destructor object exists.
*
- * @param string $error_class (optional) which class to use for
+ * @param string $error_class (optional) which class to use for
* error objects, defaults to PEAR_Error.
* @access public
* @return void
*/
function PEAR($error_class = null)
{
- $classname = get_class($this);
+ $classname = strtolower(get_class($this));
if ($this->_debug) {
print "PEAR constructor called, class=$classname\n";
}
+
if ($error_class !== null) {
$this->_error_class = $error_class;
}
- while ($classname) {
+
+ while ($classname && strcasecmp($classname, "pear")) {
$destructor = "_$classname";
if (method_exists($this, $destructor)) {
global $_PEAR_destructor_object_list;
$_PEAR_destructor_object_list[] = &$this;
+ if (!isset($GLOBALS['_PEAR_SHUTDOWN_REGISTERED'])) {
+ register_shutdown_function("_PEAR_call_destructors");
+ $GLOBALS['_PEAR_SHUTDOWN_REGISTERED'] = true;
+ }
break;
} else {
$classname = get_parent_class($classname);
@@ -158,9 +173,6 @@
}
}
- // }}}
- // {{{ destructor
-
/**
* Destructor (the emulated type of...). Does nothing right now,
* but is included for forward compatibility, so subclass
@@ -174,17 +186,14 @@
*/
function _PEAR() {
if ($this->_debug) {
- printf("PEAR destructor called, class=%s\n", get_class($this));
+ printf("PEAR destructor called, class=%s\n", strtolower(get_class($this)));
}
}
- // }}}
- // {{{ getStaticProperty()
-
/**
* If you have a class that's mostly/entirely static, and you need static
* properties, you can use this method to simulate them. Eg. in your method(s)
- * do this: $myVar = &PEAR::getStaticProperty('myVar');
+ * do this: $myVar = &PEAR::getStaticProperty('myclass', 'myVar');
* You MUST use a reference, or they will not persist!
*
* @access public
@@ -196,12 +205,17 @@
function &getStaticProperty($class, $var)
{
static $properties;
+ if (!isset($properties[$class])) {
+ $properties[$class] = array();
+ }
+
+ if (!array_key_exists($var, $properties[$class])) {
+ $properties[$class][$var] = null;
+ }
+
return $properties[$class][$var];
}
- // }}}
- // {{{ registerShutdownFunc()
-
/**
* Use this function to register a shutdown method for static
* classes.
@@ -213,39 +227,41 @@
*/
function registerShutdownFunc($func, $args = array())
{
+ // if we are called statically, there is a potential
+ // that no shutdown func is registered. Bug #6445
+ if (!isset($GLOBALS['_PEAR_SHUTDOWN_REGISTERED'])) {
+ register_shutdown_function("_PEAR_call_destructors");
+ $GLOBALS['_PEAR_SHUTDOWN_REGISTERED'] = true;
+ }
$GLOBALS['_PEAR_shutdown_funcs'][] = array($func, $args);
}
- // }}}
- // {{{ isError()
-
/**
* Tell whether a value is a PEAR error.
*
- * @param mixed $data the value to test
- * @param int $code if $data is an error object, return true
- * only if $obj->getCode() == $code
+ * @param mixed $data the value to test
+ * @param int $code if $data is an error object, return true
+ * only if $code is a string and
+ * $obj->getMessage() == $code or
+ * $code is an integer and $obj->getCode() == $code
* @access public
- * @return bool true if parameter is an error
+ * @return bool true if parameter is an error
*/
function isError($data, $code = null)
{
- if (is_object($data) && (strtolower(get_class($data)) == 'pear_error' ||
- is_subclass_of($data, 'pear_error'))) {
- if (is_null($code)) {
- return true;
- } elseif (is_string($code)) {
- return $data->getMessage() == $code;
- } else {
- return $data->getCode() == $code;
- }
+ if (!is_a($data, 'PEAR_Error')) {
+ return false;
}
- return false;
+
+ if (is_null($code)) {
+ return true;
+ } elseif (is_string($code)) {
+ return $data->getMessage() == $code;
+ }
+
+ return $data->getCode() == $code;
}
- // }}}
- // {{{ setErrorHandling()
-
/**
* Sets how errors generated by this object should be handled.
* Can be invoked both in objects and statically. If called
@@ -284,10 +300,9 @@
*
* @since PHP 4.0.5
*/
-
function setErrorHandling($mode = null, $options = null)
{
- if (isset($this)) {
+ if (isset($this) && is_a($this, 'PEAR')) {
$setmode = &$this->_default_error_mode;
$setoptions = &$this->_default_error_options;
} else {
@@ -296,11 +311,11 @@
}
switch ($mode) {
+ case PEAR_ERROR_EXCEPTION:
case PEAR_ERROR_RETURN:
case PEAR_ERROR_PRINT:
case PEAR_ERROR_TRIGGER:
case PEAR_ERROR_DIE:
- case PEAR_ERROR_EXCEPTION:
case null:
$setmode = $mode;
$setoptions = $options;
@@ -308,9 +323,8 @@
case PEAR_ERROR_CALLBACK:
$setmode = $mode;
- if ((is_string($options) && function_exists($options)) ||
- (is_array($options) && method_exists(@$options[0], @$options[1])))
- {
+ // class/object method callback
+ if (is_callable($options)) {
$setoptions = $options;
} else {
trigger_error("invalid error callback", E_USER_WARNING);
@@ -323,9 +337,6 @@
}
}
- // }}}
- // {{{ expectError()
-
/**
* This method is used to tell which errors you expect to get.
* Expected errors are always returned with error mode
@@ -338,7 +349,7 @@
*
* @param mixed $code a single error code or an array of error codes to expect
*
- * @return int the new depth of the "expected errors" stack
+ * @return int the new depth of the "expected errors" stack
* @access public
*/
function expectError($code = '*')
@@ -348,26 +359,20 @@
} else {
array_push($this->_expected_errors, array($code));
}
- return sizeof($this->_expected_errors);
+ return count($this->_expected_errors);
}
- // }}}
- // {{{ popExpect()
-
/**
* This method pops one element off the expected error codes
* stack.
*
- * @return array the list of error codes that were popped
+ * @return array the list of error codes that were popped
*/
function popExpect()
{
return array_pop($this->_expected_errors);
}
- // }}}
- // {{{ _checkDelExpect()
-
/**
* This method checks unsets an error code if available
*
@@ -379,8 +384,7 @@
function _checkDelExpect($error_code)
{
$deleted = false;
-
- foreach ($this->_expected_errors AS $key => $error_array) {
+ foreach ($this->_expected_errors as $key => $error_array) {
if (in_array($error_code, $error_array)) {
unset($this->_expected_errors[$key][array_search($error_code, $error_array)]);
$deleted = true;
@@ -391,12 +395,10 @@
unset($this->_expected_errors[$key]);
}
}
+
return $deleted;
}
- // }}}
- // {{{ delExpect()
-
/**
* This method deletes all occurences of the specified element from
* the expected error codes stack.
@@ -409,35 +411,27 @@
function delExpect($error_code)
{
$deleted = false;
-
if ((is_array($error_code) && (0 != count($error_code)))) {
- // $error_code is a non-empty array here;
- // we walk through it trying to unset all
- // values
- foreach($error_code AS $key => $error) {
- if ($this->_checkDelExpect($error)) {
- $deleted = true;
- } else {
- $deleted = false;
- }
+ // $error_code is a non-empty array here; we walk through it trying
+ // to unset all values
+ foreach ($error_code as $key => $error) {
+ $deleted = $this->_checkDelExpect($error) ? true : false;
}
+
return $deleted ? true : PEAR::raiseError("The expected error you submitted does not exist"); // IMPROVE ME
} elseif (!empty($error_code)) {
// $error_code comes alone, trying to unset it
if ($this->_checkDelExpect($error_code)) {
return true;
- } else {
- return PEAR::raiseError("The expected error you submitted does not exist"); // IMPROVE ME
}
- } else {
- // $error_code is empty
- return PEAR::raiseError("The expected error you submitted is empty"); // IMPROVE ME
+
+ return PEAR::raiseError("The expected error you submitted does not exist"); // IMPROVE ME
}
+
+ // $error_code is empty
+ return PEAR::raiseError("The expected error you submitted is empty"); // IMPROVE ME
}
- // }}}
- // {{{ raiseError()
-
/**
* This method is a wrapper that returns an instance of the
* configured error class with this object's default error
@@ -446,10 +440,10 @@
*
* @param mixed $message a text error message or a PEAR error object
*
- * @param int $code a numeric error code (it is up to your class
+ * @param int $code a numeric error code (it is up to your class
* to define these if you want to use codes)
*
- * @param int $mode One of PEAR_ERROR_RETURN, PEAR_ERROR_PRINT,
+ * @param int $mode One of PEAR_ERROR_RETURN, PEAR_ERROR_PRINT,
* PEAR_ERROR_TRIGGER, PEAR_ERROR_DIE,
* PEAR_ERROR_CALLBACK, PEAR_ERROR_EXCEPTION.
*
@@ -471,7 +465,7 @@
* the error message parameter will be dropped.
*
* @access public
- * @return object a PEAR error object
+ * @return object a PEAR error object
* @see PEAR::setErrorHandling
* @since PHP 4.0.5
*/
@@ -488,22 +482,30 @@
$code = $message->getCode();
$userinfo = $message->getUserInfo();
$error_class = $message->getType();
+ $message->error_message_prefix = '';
$message = $message->getMessage();
}
- if (isset($this) && isset($this->_expected_errors) && sizeof($this->_expected_errors) > 0 && sizeof($exp = end($this->_expected_errors))) {
+ if (
+ isset($this) &&
+ isset($this->_expected_errors) &&
+ count($this->_expected_errors) > 0 &&
+ count($exp = end($this->_expected_errors))
+ ) {
if ($exp[0] == "*" ||
(is_int(reset($exp)) && in_array($code, $exp)) ||
- (is_string(reset($exp)) && in_array($message, $exp))) {
+ (is_string(reset($exp)) && in_array($message, $exp))
+ ) {
$mode = PEAR_ERROR_RETURN;
}
}
+
// No mode given, try global ones
if ($mode === null) {
// Class error handler
if (isset($this) && isset($this->_default_error_mode)) {
- $mode = $this->_default_error_mode;
- $options = $this->_default_error_options;
+ $mode = $this->_default_error_mode;
+ $options = $this->_default_error_options;
// Global error handler
} elseif (isset($GLOBALS['_PEAR_default_error_mode'])) {
$mode = $GLOBALS['_PEAR_default_error_mode'];
@@ -518,62 +520,145 @@
} else {
$ec = 'PEAR_Error';
}
+
+ if (intval(PHP_VERSION) < 5) {
+ // little non-eval hack to fix bug #12147
+ include 'PEAR/FixPHP5PEARWarnings.php';
+ return $a;
+ }
+
if ($skipmsg) {
- return new $ec($code, $mode, $options, $userinfo);
+ $a = new $ec($code, $mode, $options, $userinfo);
} else {
- return new $ec($message, $code, $mode, $options, $userinfo);
+ $a = new $ec($message, $code, $mode, $options, $userinfo);
}
+
+ return $a;
}
- // }}}
- // {{{ throwError()
-
/**
* Simpler form of raiseError with fewer options. In most cases
* message, code and userinfo are enough.
*
- * @param string $message
+ * @param mixed $message a text error message or a PEAR error object
*
+ * @param int $code a numeric error code (it is up to your class
+ * to define these if you want to use codes)
+ *
+ * @param string $userinfo If you need to pass along for example debug
+ * information, this parameter is meant for that.
+ *
+ * @access public
+ * @return object a PEAR error object
+ * @see PEAR::raiseError
*/
- function &throwError($message = null,
- $code = null,
- $userinfo = null)
+ function &throwError($message = null, $code = null, $userinfo = null)
{
- if (isset($this) && is_subclass_of($this, 'PEAR_Error')) {
- return $this->raiseError($message, $code, null, null, $userinfo);
- } else {
- return PEAR::raiseError($message, $code, null, null, $userinfo);
+ if (isset($this) && is_a($this, 'PEAR')) {
+ $a = &$this->raiseError($message, $code, null, null, $userinfo);
+ return $a;
}
+
+ $a = &PEAR::raiseError($message, $code, null, null, $userinfo);
+ return $a;
}
- // }}}
- // {{{ pushErrorHandling()
+ function staticPushErrorHandling($mode, $options = null)
+ {
+ $stack = &$GLOBALS['_PEAR_error_handler_stack'];
+ $def_mode = &$GLOBALS['_PEAR_default_error_mode'];
+ $def_options = &$GLOBALS['_PEAR_default_error_options'];
+ $stack[] = array($def_mode, $def_options);
+ switch ($mode) {
+ case PEAR_ERROR_EXCEPTION:
+ case PEAR_ERROR_RETURN:
+ case PEAR_ERROR_PRINT:
+ case PEAR_ERROR_TRIGGER:
+ case PEAR_ERROR_DIE:
+ case null:
+ $def_mode = $mode;
+ $def_options = $options;
+ break;
+ case PEAR_ERROR_CALLBACK:
+ $def_mode = $mode;
+ // class/object method callback
+ if (is_callable($options)) {
+ $def_options = $options;
+ } else {
+ trigger_error("invalid error callback", E_USER_WARNING);
+ }
+ break;
+
+ default:
+ trigger_error("invalid error mode", E_USER_WARNING);
+ break;
+ }
+ $stack[] = array($mode, $options);
+ return true;
+ }
+
+ function staticPopErrorHandling()
+ {
+ $stack = &$GLOBALS['_PEAR_error_handler_stack'];
+ $setmode = &$GLOBALS['_PEAR_default_error_mode'];
+ $setoptions = &$GLOBALS['_PEAR_default_error_options'];
+ array_pop($stack);
+ list($mode, $options) = $stack[sizeof($stack) - 1];
+ array_pop($stack);
+ switch ($mode) {
+ case PEAR_ERROR_EXCEPTION:
+ case PEAR_ERROR_RETURN:
+ case PEAR_ERROR_PRINT:
+ case PEAR_ERROR_TRIGGER:
+ case PEAR_ERROR_DIE:
+ case null:
+ $setmode = $mode;
+ $setoptions = $options;
+ break;
+
+ case PEAR_ERROR_CALLBACK:
+ $setmode = $mode;
+ // class/object method callback
+ if (is_callable($options)) {
+ $setoptions = $options;
+ } else {
+ trigger_error("invalid error callback", E_USER_WARNING);
+ }
+ break;
+
+ default:
+ trigger_error("invalid error mode", E_USER_WARNING);
+ break;
+ }
+ return true;
+ }
+
/**
- * Push a new error handler on top of the error handler options stack. With this
+ * Push a new error handler on top of the error handler options stack. With this
* you can easily override the actual error handler for some code and restore
- * it later with popErrorHandling.
- *
- * @param mixed $mode (same as setErrorHandling)
+ * it later with popErrorHandling.
+ *
+ * @param mixed $mode (same as setErrorHandling)
* @param mixed $options (same as setErrorHandling)
- *
- * @return bool Always true
- *
- * @see PEAR::setErrorHandling
- */
+ *
+ * @return bool Always true
+ *
+ * @see PEAR::setErrorHandling
+ */
function pushErrorHandling($mode, $options = null)
{
$stack = &$GLOBALS['_PEAR_error_handler_stack'];
- if (isset($this)) {
- $def_mode = &$this->_default_error_mode;
- $def_options = &$this->_default_error_options;
- } else {
- $def_mode = &$GLOBALS['_PEAR_default_error_mode'];
- $def_options = &$GLOBALS['_PEAR_default_error_options'];
- }
- $stack[] = array($def_mode, $def_options);
+ if (isset($this) && is_a($this, 'PEAR')) {
+ $def_mode = &$this->_default_error_mode;
+ $def_options = &$this->_default_error_options;
+ } else {
+ $def_mode = &$GLOBALS['_PEAR_default_error_mode'];
+ $def_options = &$GLOBALS['_PEAR_default_error_options'];
+ }
+ $stack[] = array($def_mode, $def_options);
- if (isset($this)) {
+ if (isset($this) && is_a($this, 'PEAR')) {
$this->setErrorHandling($mode, $options);
} else {
PEAR::setErrorHandling($mode, $options);
@@ -582,9 +667,6 @@
return true;
}
- // }}}
- // {{{ popErrorHandling()
-
/**
* Pop the last error handler used
*
@@ -598,7 +680,7 @@
array_pop($stack);
list($mode, $options) = $stack[sizeof($stack) - 1];
array_pop($stack);
- if (isset($this)) {
+ if (isset($this) && is_a($this, 'PEAR')) {
$this->setErrorHandling($mode, $options);
} else {
PEAR::setErrorHandling($mode, $options);
@@ -606,9 +688,6 @@
return true;
}
- // }}}
- // {{{ loadExtension()
-
/**
* OS independant PHP extension load. Remember to take care
* on the correct extension name for case sensitive OSes.
@@ -618,28 +697,39 @@
*/
function loadExtension($ext)
{
- if (!extension_loaded($ext)) {
- if (OS_WINDOWS) {
- $suffix = '.dll';
- } elseif (PHP_OS == 'HP-UX') {
- $suffix = '.sl';
- } elseif (PHP_OS == 'AIX') {
- $suffix = '.a';
- } elseif (PHP_OS == 'OSX') {
- $suffix = '.bundle';
- } else {
- $suffix = '.so';
- }
- return @dl('php_'.$ext.$suffix) || @dl($ext.$suffix);
+ if (extension_loaded($ext)) {
+ return true;
}
- return true;
+
+ // if either returns true dl() will produce a FATAL error, stop that
+ if (
+ function_exists('dl') === false ||
+ ini_get('enable_dl') != 1 ||
+ ini_get('safe_mode') == 1
+ ) {
+ return false;
+ }
+
+ if (OS_WINDOWS) {
+ $suffix = '.dll';
+ } elseif (PHP_OS == 'HP-UX') {
+ $suffix = '.sl';
+ } elseif (PHP_OS == 'AIX') {
+ $suffix = '.a';
+ } elseif (PHP_OS == 'OSX') {
+ $suffix = '.bundle';
+ } else {
+ $suffix = '.so';
+ }
+
+ return @dl('php_'.$ext.$suffix) || @dl($ext.$suffix);
}
+}
- // }}}
+if (PEAR_ZE2) {
+ include_once 'PEAR5.php';
}
-// {{{ _PEAR_call_destructors()
-
function _PEAR_call_destructors()
{
global $_PEAR_destructor_object_list;
@@ -647,6 +737,16 @@
sizeof($_PEAR_destructor_object_list))
{
reset($_PEAR_destructor_object_list);
+ if (PEAR_ZE2) {
+ $destructLifoExists = PEAR5::getStaticProperty('PEAR', 'destructlifo');
+ } else {
+ $destructLifoExists = PEAR::getStaticProperty('PEAR', 'destructlifo');
+ }
+
+ if ($destructLifoExists) {
+ $_PEAR_destructor_object_list = array_reverse($_PEAR_destructor_object_list);
+ }
+
while (list($k, $objref) = each($_PEAR_destructor_object_list)) {
$classname = get_class($objref);
while ($classname) {
@@ -665,19 +765,36 @@
}
// Now call the shutdown functions
- if (is_array($GLOBALS['_PEAR_shutdown_funcs']) AND !empty($GLOBALS['_PEAR_shutdown_funcs'])) {
+ if (
+ isset($GLOBALS['_PEAR_shutdown_funcs']) &&
+ is_array($GLOBALS['_PEAR_shutdown_funcs']) &&
+ !empty($GLOBALS['_PEAR_shutdown_funcs'])
+ ) {
foreach ($GLOBALS['_PEAR_shutdown_funcs'] as $value) {
call_user_func_array($value[0], $value[1]);
}
}
}
-// }}}
-
+/**
+ * Standard PEAR error class for PHP 4
+ *
+ * This class is supserseded by {@link PEAR_Exception} in PHP 5
+ *
+ * @category pear
+ * @package PEAR
+ * @author Stig Bakken <ss...@ph...>
+ * @author Tomas V.V. Cox <co...@id...>
+ * @author Gregory Beaver <ce...@ph...>
+ * @copyright 1997-2006 The PHP Group
+ * @license http://opensource.org/licenses/bsd-license.php New BSD License
+ * @version Release: 1.9.4
+ * @link http://pear.php.net/manual/en/core.pear.pear-error.php
+ * @see PEAR::raiseError(), PEAR::throwError()
+ * @since Class available since PHP 4.0.2
+ */
class PEAR_Error
{
- // {{{ properties
-
var $error_message_prefix = '';
var $mode = PEAR_ERROR_RETURN;
var $level = E_USER_NOTICE;
@@ -686,21 +803,18 @@
var $userinfo = '';
var $backtrace = null;
- // }}}
- // {{{ constructor
-
/**
* PEAR_Error constructor
*
- * @param string $message message
+ * @param string $message message
*
- * @param int $code (optional) error code
+ * @param int $code (optional) error code
*
- * @param int $mode (optional) error mode, one of: PEAR_ERROR_RETURN,
+ * @param int $mode (optional) error mode, one of: PEAR_ERROR_RETURN,
* PEAR_ERROR_PRINT, PEAR_ERROR_DIE, PEAR_ERROR_TRIGGER,
* PEAR_ERROR_CALLBACK or PEAR_ERROR_EXCEPTION
*
- * @param mixed $options (optional) error level, _OR_ in the case of
+ * @param mixed $options (optional) error level, _OR_ in the case of
* PEAR_ERROR_CALLBACK, the callback function or object/method
* tuple.
*
@@ -719,9 +833,20 @@
$this->code = $code;
$this->mode = $mode;
$this->userinfo = $userinfo;
- if (function_exists("debug_backtrace")) {
+
+ if (PEAR_ZE2) {
+ $skiptrace = PEAR5::getStaticProperty('PEAR_Error', 'skiptrace');
+ } else {
+ $skiptrace = PEAR::getStaticProperty('PEAR_Error', 'skiptrace');
+ }
+
+ if (!$skiptrace) {
$this->backtrace = debug_backtrace();
+ if (isset($this->backtrace[0]) && isset($this->backtrace[0]['object'])) {
+ unset($this->backtrace[0]['object']);
+ }
}
+
if ($mode & PEAR_ERROR_CALLBACK) {
$this->level = E_USER_NOTICE;
$this->callback = $options;
@@ -729,20 +854,25 @@
if ($options === null) {
$options = E_USER_NOTICE;
}
+
$this->level = $options;
$this->callback = null;
}
+
if ($this->mode & PEAR_ERROR_PRINT) {
if (is_null($options) || is_int($options)) {
$format = "%s";
} else {
$format = $options;
}
+
printf($format, $this->getMessage());
}
+
if ($this->mode & PEAR_ERROR_TRIGGER) {
trigger_error($this->getMessage(), $this->level);
}
+
if ($this->mode & PEAR_ERROR_DIE) {
$msg = $this->getMessage();
if (is_null($options) || is_int($options)) {
@@ -755,56 +885,43 @@
}
die(sprintf($format, $msg));
}
- if ($this->mode & PEAR_ERROR_CALLBACK) {
- if (is_string($this->callback) && strlen($this->callback)) {
- call_user_func($this->callback, $this);
- } elseif (is_array($this->callback) &&
- sizeof($this->callback) == 2 &&
- is_object($this->callback[0]) &&
- is_string($this->callback[1]) &&
- strlen($this->callback[1])) {
- @call_user_func($this->callback, $this);
- }
- }
- if (PEAR_ZE2 && $this->mode & PEAR_ERROR_EXCEPTION) {
- eval('throw $this;');
+
+ if ($this->mode & PEAR_ERROR_CALLBACK && is_callable($this->callback)) {
+ call_user_func($this->callback, $this);
}
+
+ if ($this->mode & PEAR_ERROR_EXCEPTION) {
+ trigger_error("PEAR_ERROR_EXCEPTION is obsolete, use class PEAR_Exception for exceptions", E_USER_WARNING);
+ eval('$e = new Exception($this->message, $this->code);throw($e);');
+ }
}
- // }}}
- // {{{ getMode()
-
/**
* Get the error mode from an error object.
*
* @return int error mode
* @access public
*/
- function getMode() {
+ function getMode()
+ {
return $this->mode;
}
- // }}}
- // {{{ getCallback()
-
/**
* Get the callback function/method from an error object.
*
* @return mixed callback function or object/method array
* @access public
*/
- function getCallback() {
+ function getCallback()
+ {
return $this->callback;
}
- // }}}
- // {{{ getMessage()
-
-
/**
* Get the error message from an error object.
*
- * @return string full error message
+ * @return string full error message
* @access public
*/
function getMessage()
@@ -812,10 +929,6 @@
return ($this->error_message_prefix . $this->message);
}
-
- // }}}
- // {{{ getCode()
-
/**
* Get error code from an error object
*
@@ -827,9 +940,6 @@
return $this->code;
}
- // }}}
- // {{{ getType()
-
/**
* Get the name of this error/exception.
*
@@ -841,9 +951,6 @@
return get_class($this);
}
- // }}}
- // {{{ getUserInfo()
-
/**
* Get additional user-supplied information.
*
@@ -855,9 +962,6 @@
return $this->userinfo;
}
- // }}}
- // {{{ getDebugInfo()
-
/**
* Get additional debug information supplied by the application.
*
@@ -869,28 +973,25 @@
return $this->getUserInfo();
}
- // }}}
- // {{{ getBacktrace()
-
/**
* Get the call backtrace from where the error was generated.
* Supported with PHP 4.3.0 or newer.
*
- * @param int $frame (optional) what frame to fetch
+ * @param int $frame (optional) what frame to fetch
* @return array Backtrace, or NULL if not available.
* @access public
*/
function getBacktrace($frame = null)
{
+ if (defined('PEAR_IGNORE_BACKTRACE')) {
+ return null;
+ }
if ($frame === null) {
return $this->backtrace;
}
return $this->backtrace[$frame];
}
- // }}}
- // {{{ addUserInfo()
-
function addUserInfo($info)
{
if (empty($this->userinfo)) {
@@ -900,8 +1001,10 @@
}
}
- // }}}
- // {{{ toString()
+ function __toString()
+ {
+ return $this->getMessage();
+ }
/**
* Make a string representation of this object.
@@ -909,21 +1012,24 @@
* @return string a string with an object summary
* @access public
*/
- function toString() {
+ function toString()
+ {
$modes = array();
$levels = array(E_USER_NOTICE => 'notice',
E_USER_WARNING => 'warning',
E_USER_ERROR => 'error');
if ($this->mode & PEAR_ERROR_CALLBACK) {
if (is_array($this->callback)) {
- $callback = get_class($this->callback[0]) . '::' .
+ $callback = (is_object($this->callback[0]) ?
+ strtolower(get_class($this->callback[0])) :
+ $this->callback[0]) . '::' .
$this->callback[1];
} else {
$callback = $this->callback;
}
return sprintf('[%s: message="%s" code=%d mode=callback '.
'callback=%s prefix="%s" info="%s"]',
- get_class($this), $this->message, $this->code,
+ strtolower(get_class($this)), $this->message, $this->code,
$callback, $this->error_message_prefix,
$this->userinfo);
}
@@ -941,21 +1047,17 @@
}
return sprintf('[%s: message="%s" code=%d mode=%s level=%s '.
'prefix="%s" info="%s"]',
- get_class($this), $this->message, $this->code,
+ strtolower(get_class($this)), $this->message, $this->code,
implode("|", $modes), $levels[$this->level],
$this->error_message_prefix,
$this->userinfo);
}
-
- // }}}
}
-register_shutdown_function("_PEAR_call_destructors");
-
/*
* Local Variables:
* mode: php
- * tab-width: 8
+ * tab-width: 4
* c-basic-offset: 4
* End:
*/
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