API16:JInstaller/isManifest

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Description

Is the xml file a valid Joomla installation manifest file

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Syntax

isManifest($file)

Parameter Name	Default Value	Description
$file		$file An xmlfile path to check

Returns

mixed A , or null if the file failed to parse

Defined in

libraries/joomla/installer/installer.php

Importing

jimport( 'joomla.installer.installer' );

Source Body

public function isManifest($file)
{
        // Initialise variables.
        $xml = JFactory::getXML($file);
 
        // If we cannot load the xml file return null
        if( ! $xml)
        {
                return null;
        }
 
        /*
         * Check for a valid XML root tag.
         * @todo: Remove backwards compatability in a future version
         * Should be 'extension', but for backward compatability we will accept 'extension' or 'install'.
         */
 
        // 1.5 uses 'install'
        // 1.6 uses 'extension'
        if($xml->getName() != 'install' && $xml->getName() != 'extension')
        {
                return null;
        }
 
        // Valid manifest file return the object
        return $xml;
}

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Examples

<CodeExamplesForm />