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- Add new example
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ext/spl/examples/class_tree.php
Executable file
84
ext/spl/examples/class_tree.php
Executable file
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<?php
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/** @file class_tree.php
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* @brief Class Tree example
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* @ingroup Examples
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* @author Marcus Boerger
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* @date 2003 - 2005
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*
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* Usage: php class_tree.php \<class\>
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*
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* Simply specify the root class or interface to tree with parameter \<class\>.
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*/
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if ($argc < 2) {
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echo <<<EOF
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Usage: php ${_SERVER['PHP_SELF']} <class>
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Displays a graphical tree for the given <class>.
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<class> The class or interface for which to generate the tree graph.
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EOF;
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exit(1);
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}
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if (!class_exists("RecursiveTreeIterator", false)) require_once("recursivetreeiterator.inc");
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class SubClasses extends RecursiveArrayIterator
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{
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function __construct($base, $check_interfaces = false)
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{
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foreach(get_declared_classes() as $cname)
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{
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if (strcasecmp(get_parent_class($cname), $base) == 0)
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{
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$this->offsetSet($cname, new SubClasses($cname));
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}
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if ($check_interfaces)
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{
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foreach(class_implements($cname) as $iname)
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{
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if (strcasecmp($iname, $base) == 0)
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{
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$this->offsetSet($cname, new SubClasses($cname));
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}
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}
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}
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}
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if ($check_interfaces)
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{
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foreach(get_declared_interfaces() as $cname)
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{
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foreach(class_implements($cname) as $iname)
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{
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if (strcasecmp($iname, $base) == 0)
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{
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$this->offsetSet($cname, new SubClasses($cname, true));
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}
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}
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}
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}
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}
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function getChildren()
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{
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return parent::current();
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}
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function current()
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{
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return parent::key();
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}
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}
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$it = new RecursiveTreeIterator(new SubClasses($argv[1], true));
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echo $argv[1]."\n";
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foreach($it as $c=>$v)
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{
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echo "$v\n";
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}
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?>
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