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<?php
/**
 * Extension to the generic parser that adds PECL specific tags 
 *
 * PHP versions 5
 *
 * LICENSE: This source file is subject to version 3.0 of the PHP license
 * that is available through the world-wide-web at the following URI:
 * http://www.php.net/license/3_0.txt.  If you did not receive a copy of
 * the PHP License and are unable to obtain it through the web, please
 * send a note to license@php.net so we can mail you a copy immediately.
 *
 * @category   Tools and Utilities
 * @package    CodeGen
 * @author     Hartmut Holzgraefe <hartmut@php.net>
 * @copyright  2005-2008 Hartmut Holzgraefe
 * @license    http://www.php.net/license/3_0.txt  PHP License 3.0
 * @version    CVS: $Id: ExtensionParser.php,v 1.64 2007/04/26 11:23:08 hholzgra Exp $
 * @link       http://pear.php.net/package/CodeGen
 */

/** 
 * includes
 */
require_once "CodeGen/ExtensionParser.php";
require_once "CodeGen/PECL/Maintainer.php";

/**
 * Extension to the generic parser that adds PECL specific tags 
 *
 * @category   Tools and Utilities
 * @package    CodeGen
 * @author     Hartmut Holzgraefe <hartmut@php.net>
 * @copyright  2005-2008 Hartmut Holzgraefe
 * @license    http://www.php.net/license/3_0.txt  PHP License 3.0
 * @version    Release: @package_version@
 * @link       http://pear.php.net/package/CodeGen
 */
class CodeGen_PECL_ExtensionParser 
    extends CodeGen_ExtensionParser
{
    function setInputFile($filename) 
    {
        $this->extension->addPackageFile("copy", $filename);
        return parent::setInputFile($filename);
    }

function tagstart_extension_maintainer($attr)
    {
        $this->pushHelper(new CodeGen_PECL_Maintainer);
        return $this->noAttributes($attr);
    }

function tagstart_extension_release($attr)
    {
        $this->pushHelper(new CodeGen_PECL_Release);
        return $this->noAttributes($attr);
    }

function tagstart_extension_changelog($attr)
    {
        $this->verbatim();
        return $this->noAttributes($attr);
    }

if (isset($attr["if"])) {
            $this->helper->setIfCondition($attr["if"]);
        }

$groupIfs = $this->getGroupAttributeStack("if");
        if (is_array($groupIfs)) {
            foreach($groupIfs as $if) {
                $this->helper->addIfCondition($if);
            }
        }

return true;
    }
    
    function tagstart_extension_functions_function($attr) {
        return $this->tagstart_extension_function($attr);
    }
        
    function tagstart_group_function($attr) {
        return $this->tagstart_extension_function($attr);
    }
        
    function tagstart_function_summary($attr) 
    {
        return $this->noAttributes($attr);
    }

function tagend_function_summary($attr, $data) 
    {
        return $this->helper->setSummary(trim($data));
    }

function tagstart_function_description($attr)
    {
        $this->verbatim();
        return $this->noAttributes($attr);
    }

function tagend_function_description($attr, $data) 
    {
        return $this->helper->setDescription(CodeGen_Tools_IndentC::linetrim($data));
    }

function tagstart_function_proto($attr)
    {
        return $this->noAttributes($attr);
    }

function tagend_function_proto($attr, $data)
    {
        return $this->helper->setProto(trim($data), $this->extension);
    }

function tagend_function_notest($attr, $data)
    {
        return $this->helper->setTestCode("");
    }

function tagstart_function_test($attr)
    {
        return $this->noAttributes($attr);
    }

function tagstart_function_test_description($attr)
    {
        return $this->noAttributes($attr);
    }

function tagend_function_test_description($attr, $data)
    {
        return $this->helper->setTestDescription(CodeGen_Tools_IndentC::linetrim($data));
    }

function tagstart_function_test_code($attr)
    {
        return $this->noAttributes($attr);
    }

function tagend_function_test_code($attr, $data)
    {
        return $this->helper->setTestCode(CodeGen_Tools_IndentC::linetrim($data));
    }

function tagstart_function_test_result($attr)
    {
        return $this->checkAttributes($attr, array("mode"));
    }

function tagend_function_test_result($attr, $data)
    {
        return $this->helper->setTestResult(CodeGen_Tools_IndentC::linetrim($data), @$attr['mode']);
    }

function tagstart_function_test_ini($attr)
    {
        return $this->noAttributes($attr);
    }

function tagend_function_test_ini($attr, $data)
    {
        return $this->helper->setTestIni(CodeGen_Tools_IndentC::linetrim($data));
    }

function tagstart_function_test_skipif($attr)
    {
        return $this->noAttributes($attr);
    }

function tagend_function_test_skipif($attr, $data)
    {
        return $this->helper->setTestSkipIf(CodeGen_Tools_IndentC::linetrim($data));
    }

function tagend_extension_function($attr, $data) 
    {
        $err = $this->extension->addFunction($this->helper);
        $this->popHelper();
        return $err;
    }
    
    function tagend_extension_functions_function($attr, $data)
    {
        return $this->tagend_extension_function($attr, $data);
    }

function tagend_group_function($attr, $data)
    {
        return $this->tagend_extension_function($attr, $data);
    }

function tagstart_functions($attr) {
        return $this->noAttributes($attr);
    }

$err = $this->helper->setAlloc($value);
            if (PEAR::isError($err)) {
                return $err;
            }
        } 
        
        if (isset($attr["if"])) {
            $this->helper->setIfCondition($attr["if"]);
        }
        
        $groupIfs = $this->getGroupAttributeStack("if");
        if (is_array($groupIfs)) {
            foreach($groupIfs as $if) {
                $this->helper->addIfCondition($if);
            }
        }

return true;
    }

function tagstart_resources_resource($attr)
    {
        return $this->tagstart_extension_resource($attr);
    }

function tagend_extension_resource($attr, $data) 
    {
        $err = $this->extension->addResource($this->helper);
        $this->popHelper();
        return $err;
    }
    
    function tagend_resources_resource($attr, $data) {
        return $this->tagend_extension_resource($attr, $data);
    }

function tagstart_extension_constants($attr) {
        $this->pushHelper($attr);
    }

function tagend_extension_constant($attr, $data)
    {
        $const = new CodeGen_PECL_Element_Constant;

if (isset($attr["name"])) {
            $err = $const->setName($attr["name"]);
            if (PEAR::isError($err)) {
                return $err;
            }
        } else {
            return PEAR::raiseError("name attribut for constant missing");
        }

if (isset($attr["type"])) {
            $err = $const->setType($attr["type"]);
        } else {
            $err = $const->setType("int"); // default
        }
        if (PEAR::isError($err)) {
            return $err;
        }

if (isset($attr["value"])) {
            $err = $const->setValue($attr["value"]);
        } else {
            $const->setDefine(false);
            $err = $const->setValue($attr["name"]); // default -> mimic a C #define or enum value                
        } 
        if (PEAR::isError($err)) {
            return $err;
        }
            
        if (isset($attr["define"])) {
            $err = $const->setDefine($attr["define"]);
        }
        if (PEAR::isError($err)) {
            return $err;
        }

if (isset($attr["group"])) {
            $err = $const->setGroup($attr["group"]);
        } else if (is_array($this->helper) && isset($this->helper["group"])) {
            $err = $const->setGroup($this->helper["group"]);
        }
        if (PEAR::isError($err)) {
            return $err;
        }

if (isset($attr["if"])) {
            $condition = ($attr["if"] == "yes") ? $attr["name"] : $attr["if"];
            $const->setIfCondition($condition);
        } else if (is_array($this->helper) && isset($this->helper["if"])) {
            $const->setIfCondition($this->helper["if"]);
        }

$groupIfs = $this->getGroupAttributeStack("if");
        if (is_array($groupIfs)) {
            foreach($groupIfs as $if) {
                $const->addIfCondition($if);
            }
        }
        
        $const->setDesc(CodeGen_Tools_IndentC::linetrim($data));

return $this->extension->addConstant($const);
    }

function tagend_constants_constant($attr, $data)
    {
        return $this->tagend_extension_constant($attr, $data);
    }

function tagend_group_constant($attr, $data)
    {
        return $this->tagend_extension_constant($attr, $data);
    }
    
    
    function tagend_constants($attr, $data) {
        $this->popHelper();
        return true;
    }

function tagend_extension_global($attr, $data)
    {
        $global = new CodeGen_PECL_Element_Global;

if (isset($attr["name"])) {
            $err = $global->setName($attr["name"]);
            if (PEAR::isError($err)) {
                return $err;
            }
        } else {
            return PEAR::raiseError("name attribut for global missing");
        }

if (isset($attr["type"])) {
            $err = $global->setType($attr["type"]);
            if (PEAR::isError($err)) {
                return $err;
            }
        } else {
            return PEAR::raiseError("type attribut for global missing");
        }

if (isset($attr["value"])) {
            $err = $global->setValue($attr["value"]);
            if (PEAR::isError($err)) {
                return $err;
            }
        }

if (isset($attr["if"])) {
            $global->setIfCondition($attr["if"]);
        }

$groupIfs = $this->getGroupAttributeStack("if");
        if (is_array($groupIfs)) {
            foreach($groupIfs as $if) {
                $global->addIfCondition($if);
            }
        }

return $this->extension->addGlobal($global);
    }

function tagend_globals_global($attr, $data)
    {
        return $this->tagend_extension_global($attr, $data);
    }

function tagend_group_global($attr, $data)
    {
        return $this->tagend_extension_global($attr, $data);
    }

function tagend_extension_phpini($attr, $data)
    {
        $ini = new CodeGen_PECL_Element_Ini;

if (isset($attr["name"])) {
            $err = $ini->setName($attr["name"]);
            if (PEAR::isError($err)) {
                return $err;
            }
        } else {
            return PEAR::raiseError("name attribut for php.ini directive missing");
        }

if (isset($attr["type"])) {
            $err = $ini->setType($attr["type"]);
            if (PEAR::isError($err)) {
                return $err;
            }
        }

if (isset($attr["value"])) {
            $err = $ini->setValue($attr["value"]);
            if (PEAR::isError($err)) {
                return $err;
            }
        }

if (isset($attr["access"])) {
            $err = $ini->setAccess($attr["access"]);
            if (PEAR::isError($err)) {
                return $err;
            }
        }

if (isset($attr["onupdate"])) {
            $err = $ini->setOnUpdate($attr["onupdate"]);
            if (PEAR::isError($err)) {
                return $err;
            }
        }

if (isset($attr["if"])) {
            $ini->setIfCondition($attr["if"]);
        }

$groupIfs = $this->getGroupAttributeStack("if");
        if (is_array($groupIfs)) {
            foreach($groupIfs as $if) {
                $ini->addIfCondition($if);
            }
        }

$ini->setDesc(CodeGen_Tools_IndentC::linetrim($data));

$err = $this->extension->addPhpini($ini);
        if (PEAR::isError($err)) {
            return $err;
        }
            
        // php.ini settings are stored in modul-global variables
        $global = new CodeGen_PECL_Element_Global;
        $err = $global->setName($ini->getName());
        if (PEAR::isError($err)) {
            return $err;
        }
        $err = $global->setType($ini->getType());
        if (PEAR::isError($err)) {
            return $err;
        }
        $global->setIfCondition($ini->getIfCondition());
        $err = $this->extension->addGlobal($global);

return $err;
    }

function tagend_globals_phpini($attr, $data) 
    {
        return $this->tagend_extension_phpini($attr, $data);
    }

function tagend_group_phpini($attr, $data) 
    {
        return $this->tagend_extension_phpini($attr, $data);
    }

function tagend_globals($attr, $data) {
        return true;
    }

function tagstart_deps_lib($attr)
    {
        $err = $this->checkAttributes($attr, array("name", "platform", "path", "function"));
        if (PEAR::isError($err)) {
            return $err;
        }
                                 
        if (!isset($attr["name"])) {
            return PEAR::raiseError("");
        }

if (!isset($attr["platform"])) {
            $attr["platform"] = "all";
        }

error_log("Warning: Use of <lib> tags out of <with> sections is deprecated");
     
        $lib = new CodeGen_PECL_Dependency_Lib($attr["name"], $attr["platform"]);

if (isset($attr['path'])) {
            $lib->setPath($attr['path']);
        }

if (isset($attr['function'])) {
            $lib->setFunction($attr['function']);
        }
        $this->extension->addLib($lib);

return true;
    }

function tagstart_deps_header($attr)
    {
        $err = $this->checkAttributes($attr, array("name", "prepend", "path"));
        if (PEAR::isError($err)) {
            return $err;
        }
                                 
        error_log("Warning: Use of <header> tags out of <with> sections is deprecated");
     
        // TODO check name
        $header = new CodeGen_PECL_Dependency_Header($attr["name"]);

if (isset($attr['path'])) {
            $header->setPath($attr["path"]);
        }

if (isset($attr['prepend'])) {
            $header->setPrepend($attr["prepend"]);
        }

$this->extension->addHeader($header);
    }

function tagstart_deps_extension($attr)
    {
        $ext = new CodeGen_PECL_Dependency_Extension;

$err = $ext->setName($attr['name']);
        if (PEAR::isError($err)) {
            return $err;
        }

if (isset($attr["type"])) {
            $err = $ext->setType($attr['type']);
            if (PEAR::isError($err)) {
                return $err;
            }
        }

if (isset($attr["version"]) || isset($attr["rel"])) {
            if (!isset($attr["version"])) {
                return PEAR::raiseError("'rel' attribut requires 'version' ");
            }

if (!isset($attr["rel"])) {
                $attr["rel"] = "ge";
            }

$err = $ext->setVersion($attr['version'], $attr['rel']);
            if (PEAR::isError($err)) {
                return $err;
            }
        }

$this->extension->addOtherExtension($ext);
    }
        
    function tagstart_deps_with($attr) 
    {
        $with = new CodeGen_PECL_Dependency_With;

if (!isset($attr['name'])) {
            $attr["name"] = $this->extension->getName();
        }
        $err = $with->setName($attr["name"]);
        if (PEAR::isError($err)) {
            return $err;
        }

if (isset($attr["testfile"])) {
            $with->setTestfile($attr["testfile"]);
        }

if (isset($attr["defaults"])) {
            $with->setDefaults($attr["defaults"]);
        }

if (isset($attr["mode"])) {
            $err = $with->setMode($attr["mode"]);
            if (PEAR::isError($err)) {
                return $err;
            }
        }

if (isset($attr["version"])) {
            $with->setVersion($attr["version"]);
        }

$this->pushHelper($with);

return true;
    }

function tagstart_deps_with_header($attr) 
    {
        $err = $this->checkAttributes($attr, array("name", "prepend", "path"));
        if (PEAR::isError($err)) {
            return $err;
        }
                                 
        // TODO check name
        $header = new CodeGen_PECL_Dependency_Header($attr["name"]);

if (isset($attr['path'])) {
            $header->setPath($attr["path"]);
        }

if (isset($attr['prepend'])) {
            $header->setPrepend($attr["prepend"]);
        }

$this->helper->addHeader($header);
    }

function tagstart_deps_with_lib($attr) 
    {
        $err = $this->checkAttributes($attr, array("name", "platform", "path", "function"));
        if (PEAR::isError($err)) {
            return $err;
        }
                                 
        if (!isset($attr["name"])) {
            return PEAR::raiseError("");
        }

if (!isset($attr["platform"])) {
            $attr["platform"] = "all";
        }

$lib = new CodeGen_PECL_Dependency_Lib($attr["name"], $attr["platform"]);

if (isset($attr['path'])) {
            $lib->setPath($attr['path']);
        }

if (isset($attr['function'])) {
            $lib->setFunction($attr['function']);
        }

$this->helper->addLib($lib);
    }

function tagend_deps_with($attr, $data) {
        $this->helper->setSummary($data);

$this->extension->addWith($this->helper);

$this->popHelper();
    }

function tagstart_extension_code($attr)
    {
        if (isset($attr["src"])) {
            if (!file_exists($attr["src"])) {
                return PEAR::raiseError("Soruce file '$attr[src]' not found");                    
            }
            if (!is_readable($attr["src"])) {
                return PEAR::raiseError("Cannot read source file '$attr[src]'");                    
            }
        }
    }

function tagstart_extension_test($attr) {
        static $testCount = 0;
        $test = new CodeGen_PECL_Element_Test();

if (isset($attr["name"])) {
            $err = $test->setName($attr["name"]);
            if (PEAR::isError($err)) {
                return $err;
            }
        } else {
            if (!$test->getName()) {
                $test->setName(sprintf("%03d", ++$testCount));
            }
        }

$test->setSkipIf("!extension_loaded('".$this->extension->getName()."')");

$this->pushHelper($test);
    }

function tagstart_extension_tests_test($attr) 
    {
        return $this->tagstart_extension_test($attr);
    }

function tagstart_extension_group_test($attr) 
    {
        return $this->tagstart_extension_test($attr);
    }

function tagend_test_title($attr, $data) {
        $this->helper->setTitle(CodeGen_Tools_IndentC::linetrim($data));
    }

function tagend_test_description($attr, $data) {
        $this->helper->setDescription(CodeGen_Tools_IndentC::linetrim($data));
    }

function tagend_test_skipif($attr, $data) {
        $this->helper->setSkipIf(CodeGen_Tools_IndentC::linetrim($data));
    }

function tagend_test_get($attr, $data) {
        $this->helper->setGet(CodeGen_Tools_IndentC::linetrim($data));
    }

function tagend_test_post($attr, $data) {
        $this->helper->setPost(CodeGen_Tools_IndentC::linetrim($data));
    }

function tagstart_test_code($attr)
    {
        if (isset($attr["src"])) {
            if (!file_exists($attr["src"])) {
                return PEAR::raiseError("Soruce file '$attr[src]' not found");                    
            }
            if (!is_readable($attr["src"])) {
                return PEAR::raiseError("Cannot read source file '$attr[src]'");                    
            }
        }
    }

function tagend_test_code($attr, $data) {
        if (isset($attr["src"])) {
            $this->helper->setCode(CodeGen_Tools_IndentC::linetrim(file_get_contents($attr["src"])));
        } else {
            $this->helper->setCode(CodeGen_Tools_IndentC::linetrim($data));
        }
    }

function tagend_test_result($attr, $data) {
        $err = $this->helper->setOutput(CodeGen_Tools_IndentC::linetrim($data));
            
        if (isset($attr['mode']) && !PEAR::isError($err)) {
            $err = $this->helper->setMode($attr['mode']);
        }
            
        return $err;
    }

function tagend_extension_test($attr, $data) {
        $test =  $this->popHelper();
        $err = $this->extension->addTest($test);
        return $err;
    }

function tagend_extension_tests_test($attr, $data) {
        return $this->tagend_extension_test($attr, $data);
    }

function tagend_extension_group_test($attr, $data) {
        return $this->tagend_extension_test($attr, $data);
    }

function tagend_extension_tests($attr, $data) {
        return true;
    }

function tagstart_extension_class($attr)
    {
        $err = $this->checkAttributes($attr, array("name", "extends", "final", "abstract", "if"));
        if (PEAR::isError($err)) {
            return $err;
        }

$class = new CodeGen_PECL_Element_Class;

$this->pushHelper($class);

if (isset($attr["name"])) {
            $err = $class->setName($attr["name"]);
            if (PEAR::isError($err)) {
                return $err;
            }
        } else {
            return PEAR::raiseError("name attribut for class missing");
        }

if (isset($attr["extends"])) {
            $err = $class->setExtends($attr["extends"]);
            if (PEAR::isError($err)) {
                return $err;
            }
        }
            
        // TODO: make sure a class is not abstract and final at the same time

if (isset($attr["final"])) {
            $value = $this->toBool($attr["final"], "final");
            if (PEAR::isError($value)) {
                return $value;
            }
            if ($value) {
                $class->isFinal();
            }
        }

if (isset($attr["abstract"])) {
            $value = $this->toBool($attr["abstract"], "abstract");
            if (PEAR::isError($value)) {
                return $value;
            }
            if ($value) {
                $class->isAbstract();
            }
        }

if (isset($attr["if"])) {
            $class->setIfCondition($attr["if"]);
        }
        
        $groupIfs = $this->getGroupAttributeStack("if");
        if (is_array($groupIfs)) {
            foreach($groupIfs as $if) {
                $this->helper->addIfCondition($if);
            }
        }

return true;
    }

function tagstart_group_class($attr)
    {
        return $this->tagstart_extension_class($attr);
    }

function tagend_class_summary($attr, $data) 
    {
        return $this->helper->setSummary(trim($data));
    }

function tagend_class_description($attr, $data) 
    {
        return $this->helper->setDescription(CodeGen_Tools_IndentC::linetrim($data));
    }

function tagend_class_implements($attr, $data)
    {
        $err = $this->checkAttributes($attr, array("interface"));
        if (PEAR::isError($err)) {
            return $err;
        }

if (!isset($attr["interface"])) {
            return PEAR::raiseError("intarface attribute missing for <implements>");
        }

return $this->helper->addInterface($attr["interface"]);
    }

function tagstart_class_property($attr)
    {
        $err = $this->checkAttributes($attr, array("name", "type", "value", "access", "static", "if"));
        if (PEAR::isError($err)) {
            return $err;
        }

$prop = new CodeGen_PECL_Element_Property;

if (!isset($attr["name"])) {
            return PEAR::raiseError("name attribute missing for property");
        }
        $err = $prop->setName($attr["name"]);
        if (PEAR::isError($err)) {
            return $err;
        }

if (isset($attr["type"])) {
            $err = $prop->setType($attr["type"]);
            if (PEAR::isError($err)) {
                return $err;
            }
        }

if (isset($attr["value"])) {
            if (!isset($attr["type"])) {
                return PEAR::raiseError("property value can only be set together with type");
            }
            $err = $prop->setValue($attr["value"]);
            if (PEAR::isError($err)) {
                return $err;
            }
        }

if (isset($attr["access"])) {
            $err = $prop->setAccess($attr["access"]);
            if (PEAR::isError($err)) {
                return $err;
            }
        }

if (isset($attr["static"])) {
            $value = $this->toBool($attr["static"], "static");
            if (PEAR::isError($value)) {
                return $value;
            }
            if ($value) {
                $prop->isStatic();
            }
        }

if (isset($attr["if"])) {
            $prop->setIfCondition($attr["if"]);
        }

return $this->helper->addProperty($prop);
    }

function tagstart_class_constant($attr)
    {
        $err = $this->checkAttributes($attr, array("name", "type", "value", "if"));
        if (PEAR::isError($err)) {
            return $err;
        }

$const = new CodeGen_PECL_Element_ClassConstant;

if (!isset($attr["name"])) {
            return PEAR::raiseError("name attribute missing for class constant");
        }
        $err = $const->setName($attr["name"]);
        if (PEAR::isError($err)) {
            return $err;
        }

if (!isset($attr["type"])) {
            return PEAR::raiseError("type attribute missing for class constant");
        }
        $err = $const->setType($attr["type"]);
        if (PEAR::isError($err)) {
            return $err;
        }

if (!isset($attr["value"])) {
            return PEAR::raiseError("value attribute missing for class constant");
        }
        $err = $const->setValue($attr["value"]);
        if (PEAR::isError($err)) {
            return $err;
        }

if (isset($attr["if"])) {
            $prop->setIfCondition($attr["if"]);
        }

return $this->helper->addConstant($const);
    }

function tagend_class_init($attr, $data) 
    {
        $this->helper->setPayloadCtor($data);
    }

function tagend_class_destruct($attr, $data) 
    {
        $this->helper->setPayloadDtor($data);
    }

function tagstart_class_function($attr)
    {
        $err = $this->checkAttributes($attr, array("name", "access", "static", "abstract", "final", "procedural", "if"));
        if (PEAR::isError($err)) {
            return $err;
        }
                                      
        $method = new CodeGen_PECL_Element_Method($this->helper);

$this->pushHelper($method);
        
        if (isset($attr["name"])) {
            $err = $method->setName($attr["name"]);
            if (PEAR::isError($err)) {
                return $err;
            }
        } else {
            return PEAR::raiseError("'name' attribut for <function> missing");
        }

if (isset($attr["access"])) {
            $err = $method->setAccess($attr["access"]);
            if (PEAR::isError($err)) {
                return $err;
            }
        }
        
        if (isset($attr["static"])) {
            $value = $this->toBool($attr["static"], "static");
            if (PEAR::isError($value)) {
                return $value;
            }
            if ($value) {
                $err = $method->isStatic();
                if (PEAR::isError($err)) {
                    return $err;
                }
            }
        }
        if (isset($attr["abstract"])) {
            $value = $this->toBool($attr["abstract"], "abstract");
            if (PEAR::isError($value)) {
                return $value;
            }
            if ($value) {
                $err = $method->isAbstract();
                if (PEAR::isError($err)) {
                    return $err;
                }
            }
        }
        
        if (isset($attr["final"])) {
            $value = $this->toBool($attr["final"], "final");
            if (PEAR::isError($value)) {
                return $value;
            }
            if ($value) {
                $err = $method->isFinal();
                if (PEAR::isError($err)) {
                    return $err;
                }
            }
        }
        
        if (isset($attr["procedural"])) {
            if ($attr["procedural"] == "" || $attr["procedural"] == "yes") {
                $attr["procedural"] = "default";
            }
            $err = $method->setProceduralName($attr["procedural"]);
            if (PEAR::isError($err)) {
                return $err;
            }
        }

if (isset($attr["if"])) {
            $method->setIfCondition($attr["if"]);
        }

return true;
    }
    
    function tagend_class_function($attr, $data) 
    {
        $method = $this->helper;
        $this->popHelper();
        $err = $this->helper->addMethod($method);
        return $err;
    }
    
    function tagend_extension_class($attr, $data) 
    {
        $err = $this->extension->addClass($this->helper);
        $this->popHelper();
        return true;
    }

function tagend_group_class($attr, $data)
    {
        return $this->tagend_extension_class($attr, $data);
    }

function tagstart_extension_interface($attr)
    {
        $err = $this->checkAttributes($attr, array("name", "extends", "if"));
        if (PEAR::isError($err)) {
            return $err;
        }
                                      
        $interface = new CodeGen_PECL_Element_Interface;

$this->pushHelper($interface);

if (isset($attr["name"])) {
            $err = $interface->setName($attr["name"]);
            if (PEAR::isError($err)) {
                return $err;
            }
        } else {
            return PEAR::raiseError("name attribut for class missing");
        }

if (isset($attr["extends"])) {
            $err = $interface->setExtends($attr["extends"]);
            if (PEAR::isError($err)) {
                return $err;
            }
        }
            
        if (isset($attr["if"])) {
            $interface->setIfCondition($attr["if"]);
        }

$groupIfs = $this->getGroupAttributeStack("if");
        if (is_array($groupIfs)) {
            foreach($groupIfs as $if) {
                $interface->addIfCondition($if);
            }
        }
        return true;
    }

function tagstart_group_interface($attr)
    {
        return $this->tagstart_extension_interface($attr);
    }

return true;
    }
    
    function tagend_interface_function($attr, $data) 
    {
        $method = $this->helper;
        $this->popHelper();
        $err = $this->helper->addMethod($method);
        return $err;
    }

function tagend_extension_interface($attr, $data) 
    {
        $err = $this->extension->addInterface($this->helper);
        $this->popHelper();
        return true;
    }

function tagend_group_interface($attr, $data)
    {
        return $this->tagend_extension_interface($attr, $data);
    }

function tagstart_extension_stream($attr)
    {
        $err = $this->checkAttributes($attr, array("name"));
        if (PEAR::isError($err)) {
            return $err;
        }
                                      
        $this->pushHelper(new CodeGen_PECL_Element_Stream);

if (isset($attr["name"])) {
            $err = $this->helper->setName($attr["name"]);
            if (PEAR::isError($err)) {
                return $err;
            }
        } else {
            return PEAR::raiseError("'name' attribut for <stream> missing");
        }
    }

function tagstart_group_stream($attr)
    {
        return $this->extension_group_stream($attr);
    }

function tagend_stream_open($attr, $data)
    {
        $this->helper->addCode("open", $data);
    }

function tagend_stream_close($attr, $data)
    {
        $this->helper->addCode("close", $data);
    }

function tagend_stream_stat($attr, $data)
    {
        $this->helper->addCode("stat", $data);
    }

function tagend_stream_urlstat($attr, $data)
    {
        $this->helper->addCode("urlstat", $data);
    }

function tagend_stream_diropen($attr, $data)
    {
        $this->helper->addCode("diropen", $data);
    }

function tagend_stream_unlink($attr, $data)
    {
        $this->helper->addCode("unlink", $data);
    }

function tagend_stream_rename($attr, $data)
    {
        $this->helper->addCode("rename", $data);
    }

function tagend_stream_mkdir($attr, $data)
    {
        $this->helper->addCode("mkdir", $data);
    }

function tagend_stream_rmdir($attr, $data)
    {
        $this->helper->addCode("rmdir", $data);
    }

function tagend_stream_summary($attr, $data)
    {
        $this->helper->addCode("summary", $data);
    }

function tagend_stream_write($attr, $data)
    {
        $this->helper->addCode("write", $data);
    }

function tagend_stream_read($attr, $data)
    {
        $this->helper->addCode("read", $data);
    }

function tagend_stream_flush($attr, $data)
    {
        $this->helper->addCode("flush", $data);
    }

function tagend_stream_seek($attr, $data)
    {
        $this->helper->addCode("seek", $data);
    }

function tagend_stream_cast($attr, $data)
    {
        $this->helper->addCode("cast", $data);
    }

function tagend_stream_set($attr, $data)
    {
        $this->helper->addCode("set", $data);
    }

function tagend_extension_stream($attr, $data)
    {
        $this->extension->addStream($this->helper);
        $this->popHelper();
    }

function tagend_group_stream($attr, $data)
    {
        return $this->tagend_extension_stream($attr, $data);
    }

function tagstart_channel($attr)
    {
        return $this->noAttributes($attr);
    }

function tagstartgroup_channel($attr)
    {
        return $this->tagstart_extension_channel($attr);
    }

function tagend_channel($attr, $data)
    {
        return $this->extension->setChannel($data);
    }

function tagend_group_channel($attr, $data)
    {
        return $this->tagend_extension_channel($attr, $data);
    }
}

/*
 * Local variables:
 * tab-width: 4
 * c-basic-offset: 4
 * indent-tabs-mode:nil
 * End:
 */
?>