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* added DibiTable

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* new connection options: "result:objects" & "result:withtables"
* renamed DibiDriverInterface -> IDibiDriver, DibiVariableInterface -> IDibiVariable
This commit is contained in:
David Grudl
2008-01-15 03:43:03 +00:00
parent da0a239d6d
commit 5c045e58dc
21 changed files with 461 additions and 58 deletions
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52
dibi/libs/NObject.php
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@@ -25,8 +25,9 @@
*
* It defines some handful methods and enhances object core of PHP:
* - access to undeclared members throws exceptions
* - ability to add new methods to class (extension methods)
* - support for conventional properties with getters and setters
* - support for event raising functionality
* - ability to add new methods to class (extension methods)
*
* Properties is a syntactic sugar which allows access public getter and setter
* methods as normal object variables. A property is defined by a getter method
@@ -38,6 +39,15 @@
* Property names are case-sensitive, and they are written in the camelCaps
* or PascalCaps.
*
* Event functionality is provided by declaration using pseudo-keyword 'event'.
* Multiple handlers are allowed.
* <code>
* public $onClick = event; // declaration in class
* $this->onClick[] = 'callback'; // attaching event handler
* if (empty($this->onClick)) ... // are there any handler?
* $this->onClick($sender, $arg); // raises the event with arguments
* </code>
*
* Adding method to class (i.e. to all instances) works similar to JavaScript
* prototype property. The syntax for adding a new method is:
* <code>
@@ -93,9 +103,23 @@ abstract class NObject
throw new BadMethodCallException("Call to method without name");
}
$class = get_class($this);
// event functionality
if (self::hasEvent($class, $name)) {
$list = $this->$name;
if (is_array($list) || $list instanceof Traversable) {
foreach ($list as $handler) {
if ($handler === '') continue;
call_user_func_array($handler, $args);
}
}
return;
}
// object prototypes support Class__method()
// (or use class Class__method { static function ... } with autoloading?)
$cl = $class = get_class($this);
$cl = $class;
do {
if (function_exists($nm = $cl . '_prototype_' . $name)) {
array_unshift($args, $this);
@@ -199,7 +223,7 @@ abstract class NObject
/**
* Has property accessor?
* Has property an accessor?
*
* @param string class name
* @param string method name
@@ -221,4 +245,26 @@ abstract class NObject
return isset($cache[$c][$m]);
}
/**
* Is property an event?
*
* @param string class name
* @param string method name
* @return bool
*/
private static function hasEvent($c, $m)
{
if (strncmp($m, 'on', 2)) return FALSE;
static $cache;
if (!isset($cache[$c])) {
// get_class_vars returns ONLY PUBLIC properties
// but returns static methods too (nothing doing...)
$cache[$c] = get_class_vars($c);
}
return isset($cache[$c][$m]) && $cache[$c][$m] === '';
}
}