ilComponentDefinitionReader Class Reference

Collaboration diagram for ilComponentDefinitionReader:

Public Member Functions
	__construct (ilComponentDefinitionProcessor ... $processor)
	purge ()
	This methods is supposed to purge existing data in the registered processor. More...
	readComponentDefinitions ()
	This reads the component.xml of all components in the core and processes them with the provided processor. More...
	beginTag ($_, string $name, array $attributes)
	endTag ($_, string $name)

Protected Member Functions
	readFile (string $path)
	parseComponentXML (string $type, string $component, string $xml)
	getComponents ()
	getComponentInfo (string $type, string $name)
	getComponentPaths (string $root, string $name)

Protected Attributes
array	$processors

Detailed Description

Definition at line 21 of file class.ilComponentDefinitionReader.php.

Constructor & Destructor Documentation

__construct()

ilComponentDefinitionReader::__construct

(

ilComponentDefinitionProcessor ...

$processor

)

Definition at line 28 of file class.ilComponentDefinitionReader.php.

      {
        $this->processors = $processor;
    }

Member Function Documentation

beginTag()

ilComponentDefinitionReader::beginTag	(		$_,
		string	$name,
		array	$attributes
	)

Definition at line 97 of file class.ilComponentDefinitionReader.php.

                                                                 : void
    {
        foreach ($this->processors as $processor) {
            $processor->beginTag($name, $attributes);
        }
    }

References $attributes, and $name.

endTag()

ilComponentDefinitionReader::endTag	(		$_,
		string	$name
	)

Definition at line 104 of file class.ilComponentDefinitionReader.php.

                                            : void
    {
        foreach ($this->processors as $processor) {
            $processor->endTag($name);
        }
    }

References $name.

getComponentInfo()

ilComponentDefinitionReader::getComponentInfo ( string  $type, string  $name  )

protected

Returns

Iterator<array>

Definition at line 127 of file class.ilComponentDefinitionReader.php.

                                                                   : \Iterator
    {
        $dir = __DIR__ . "/../../../" . $type;
        foreach ($this->getComponentPaths($dir, $name) as $c) {
            yield [
                $type,
                $c,
                realpath($dir . "/" . $c . "/" . $name)
            ];
        }
    }

References $c, $name, $type, and getComponentPaths().

Referenced by getComponents().

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getComponentPaths()

ilComponentDefinitionReader::getComponentPaths ( string  $root, string  $name  )

protected

Returns

Iterator<string>

Definition at line 142 of file class.ilComponentDefinitionReader.php.

                                                                    : \Iterator
    {
        $dir = opendir($root);
        while ($sub = readdir($dir)) {
            if ($sub === "." || $sub === "..") {
                continue;
            }
            if (!is_dir($root . "/" . $sub)) {
                continue;
            }
            if (!is_file($root . "/" . $sub . "/" . $name)) {
                continue;
            }
            yield $sub;
        }
    }

References $name.

Referenced by getComponentInfo().

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getComponents()

ilComponentDefinitionReader::getComponents ( )

protected

Returns

Iterator<string>

Definition at line 114 of file class.ilComponentDefinitionReader.php.

                                      : \Iterator
    {
        foreach ($this->getComponentInfo("Modules", "module.xml") as $i) {
            yield $i;
        }
        foreach ($this->getComponentInfo("Services", "service.xml") as $i) {
            yield $i;
        }
    }

References $i, and getComponentInfo().

Referenced by readComponentDefinitions().

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parseComponentXML()

ilComponentDefinitionReader::parseComponentXML ( string  $type, string  $component, string  $xml  )

protected

Definition at line 73 of file class.ilComponentDefinitionReader.php.

                                                                                      : void
    {
        $xml_parser = null;
        try {
            $xml_parser = xml_parser_create("UTF-8");
            xml_parser_set_option($xml_parser, XML_OPTION_CASE_FOLDING, false);
            xml_set_object($xml_parser, $this);
            xml_set_element_handler($xml_parser, 'beginTag', 'endTag');
            if (!xml_parse($xml_parser, $xml)) {
                $code = xml_get_error_code($xml_parser);
                $line = xml_get_current_line_number($xml_parser);
                $col = xml_get_current_column_number($xml_parser);
                $msg = xml_error_string($code);
                throw new \InvalidArgumentException(
                    "Error $code component xml of $type/$component, on line $line in column $col: $msg"
                );
            }
        } finally {
            if ($xml_parser) {
                xml_parser_free($xml_parser);
            }
        }
    }

References $xml.

Referenced by readComponentDefinitions().

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purge()

ilComponentDefinitionReader::purge

(

)

This methods is supposed to purge existing data in the registered processor.

Definition at line 38 of file class.ilComponentDefinitionReader.php.

                           : void
    {
        foreach ($this->processors as $p) {
            $p->purge();
        }
    }

readComponentDefinitions()

ilComponentDefinitionReader::readComponentDefinitions

(

)

This reads the component.xml of all components in the core and processes them with the provided processor.

Definition at line 49 of file class.ilComponentDefinitionReader.php.

                                              : void
    {
        foreach ($this->getComponents() as [$type, $component, $path]) {
            $file = $this->readFile($path);
            foreach ($this->processors as $processor) {
                $processor->beginComponent($component, $type);
            }
            $this->parseComponentXML($type, $component, $file);
            foreach ($this->processors as $processor) {
                $processor->endComponent($component, $type);
            }
        }
    }

References $path, $type, getComponents(), parseComponentXML(), and readFile().

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readFile()

ilComponentDefinitionReader::readFile ( string  $path )

protected

Definition at line 63 of file class.ilComponentDefinitionReader.php.

                                             : string
    {
        if (!file_exists($path)) {
            throw new \InvalidArgumentException(
                "Cannot find file $path."
            );
        }
        return file_get_contents($path);
    }

References $path.

Referenced by readComponentDefinitions().

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Field Documentation

$processors

array ilComponentDefinitionReader::$processors

protected

Definition at line 26 of file class.ilComponentDefinitionReader.php.

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The documentation for this class was generated from the following file:

• Services/Component/classes/class.ilComponentDefinitionReader.php