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redir/includes/kohana/modules/userguide/classes/Kohana/Kodoc/Class.php
2013-04-13 16:36:38 +10:00

280 lines
6.5 KiB
PHP

<?php defined('SYSPATH') or die('No direct script access.');
/**
* Class documentation generator.
*
* @package Kohana/Userguide
* @category Base
* @author Kohana Team
* @copyright (c) 2009-2012 Kohana Team
* @license http://kohanaphp.com/license
*/
class Kohana_Kodoc_Class extends Kodoc {
/**
* @var ReflectionClass The ReflectionClass for this class
*/
public $class;
/**
* @var string modifiers like abstract, final
*/
public $modifiers;
/**
* @var string description of the class from the comment
*/
public $description;
/**
* @var array array of tags, retrieved from the comment
*/
public $tags = array();
/**
* @var array array of this classes constants
*/
public $constants = array();
/**
* @var array Parent classes/interfaces of this class/interface
*/
public $parents = array();
/**
* Loads a class and uses [reflection](http://php.net/reflection) to parse
* the class. Reads the class modifiers, constants and comment. Parses the
* comment to find the description and tags.
*
* @param string class name
* @return void
*/
public function __construct($class)
{
$this->class = new ReflectionClass($class);
if ($modifiers = $this->class->getModifiers())
{
$this->modifiers = '<small>'.implode(' ', Reflection::getModifierNames($modifiers)).'</small> ';
}
$this->constants = $this->class->getConstants();
// If ReflectionClass::getParentClass() won't work if the class in
// question is an interface
if ($this->class->isInterface())
{
$this->parents = $this->class->getInterfaces();
}
else
{
$parent = $this->class;
while ($parent = $parent->getParentClass())
{
$this->parents[] = $parent;
}
}
if ( ! $comment = $this->class->getDocComment())
{
foreach ($this->parents as $parent)
{
if ($comment = $parent->getDocComment())
{
// Found a description for this class
break;
}
}
}
list($this->description, $this->tags) = Kodoc::parse($comment, FALSE);
}
/**
* Gets the constants of this class as HTML.
*
* @return array
*/
public function constants()
{
$result = array();
foreach ($this->constants as $name => $value)
{
$result[$name] = Debug::vars($value);
}
return $result;
}
/**
* Get the description of this class as HTML. Includes a warning when the
* class or one of its parents could not be found.
*
* @return string HTML
*/
public function description()
{
$result = $this->description;
// If this class extends Kodoc_Missing, add a warning about possible
// incomplete documentation
foreach ($this->parents as $parent)
{
if ($parent->name == 'Kodoc_Missing')
{
$result .= "[!!] **This class, or a class parent, could not be
found or loaded. This could be caused by a missing
module or other dependancy. The documentation for
class may not be complete!**";
}
}
return Kodoc_Markdown::markdown($result);
}
/**
* Gets a list of the class properties as [Kodoc_Property] objects.
*
* @return array
*/
public function properties()
{
$props = $this->class->getProperties();
$defaults = $this->class->getDefaultProperties();
usort($props, array($this,'_prop_sort'));
foreach ($props as $key => $property)
{
// Create Kodoc Properties for each property
$props[$key] = new Kodoc_Property($this->class->name, $property->name, Arr::get($defaults, $property->name));
}
return $props;
}
protected function _prop_sort($a, $b)
{
// If one property is public, and the other is not, it goes on top
if ($a->isPublic() AND ( ! $b->isPublic()))
return -1;
if ($b->isPublic() AND ( ! $a->isPublic()))
return 1;
// If one property is protected and the other is private, it goes on top
if ($a->isProtected() AND $b->isPrivate())
return -1;
if ($b->isProtected() AND $a->isPrivate())
return 1;
// Otherwise just do alphabetical
return strcmp($a->name, $b->name);
}
/**
* Gets a list of the class properties as [Kodoc_Method] objects.
*
* @return array
*/
public function methods()
{
$methods = $this->class->getMethods();
usort($methods, array($this,'_method_sort'));
foreach ($methods as $key => $method)
{
$methods[$key] = new Kodoc_Method($this->class->name, $method->name);
}
return $methods;
}
/**
* Sort methods based on their visibility and declaring class based on:
* - methods will be sorted public, protected, then private.
* - methods that are declared by an ancestor will be after classes
* declared by the current class
* - lastly, they will be sorted alphabetically
*
*/
protected function _method_sort($a, $b)
{
// If one method is public, and the other is not, it goes on top
if ($a->isPublic() AND ( ! $b->isPublic()))
return -1;
if ($b->isPublic() AND ( ! $a->isPublic()))
return 1;
// If one method is protected and the other is private, it goes on top
if ($a->isProtected() AND $b->isPrivate())
return -1;
if ($b->isProtected() AND $a->isPrivate())
return 1;
// The methods have the same visibility, so check the declaring class depth:
/*
echo Debug::vars('a is '.$a->class.'::'.$a->name,'b is '.$b->class.'::'.$b->name,
'are the classes the same?', $a->class == $b->class,'if they are, the result is:',strcmp($a->name, $b->name),
'is a this class?', $a->name == $this->class->name,-1,
'is b this class?', $b->name == $this->class->name,1,
'otherwise, the result is:',strcmp($a->class, $b->class)
);
*/
// If both methods are defined in the same class, just compare the method names
if ($a->class == $b->class)
return strcmp($a->name, $b->name);
// If one of them was declared by this class, it needs to be on top
if ($a->name == $this->class->name)
return -1;
if ($b->name == $this->class->name)
return 1;
// Otherwise, get the parents of each methods declaring class, then compare which function has more "ancestors"
$adepth = 0;
$bdepth = 0;
$parent = $a->getDeclaringClass();
do
{
$adepth++;
}
while ($parent = $parent->getParentClass());
$parent = $b->getDeclaringClass();
do
{
$bdepth++;
}
while ($parent = $parent->getParentClass());
return $bdepth - $adepth;
}
/**
* Get the tags of this class as HTML.
*
* @return array
*/
public function tags()
{
$result = array();
foreach ($this->tags as $name => $set)
{
foreach ($set as $text)
{
$result[$name][] = Kodoc::format_tag($name, $text);
}
}
return $result;
}
}