Joomla! Documentation™

The "API16" namespace is an archived namespace. This page contains information for a Joomla! version which is no longer supported. It exists only as a historical reference, it will not be improved and its content may be incomplete and/or contain broken links.

Description

Tries to find the package manifest file

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Syntax

findManifest()

Returns

boolean True on success, False on error

Defined in

libraries/joomla/installer/installer.php

Importing

jimport( 'joomla.installer.installer' );

Source Body

public function findManifest()
{
        // Get an array of all the xml files from the installation directory
        $xmlfiles = JFolder::files($this->getPath('source'), '.xml$', 1, true);
        // If at least one xml file exists
        if (!empty($xmlfiles))
        {
                foreach ($xmlfiles as $file)
                {
                        // Is it a valid joomla installation manifest file?
                        $manifest = $this->isManifest($file);
                        if (!is_null($manifest))
                        {
                                // If the root method attribute is set to upgrade, allow file overwrite
                                if ((string)$manifest->attributes()->method == 'upgrade')
                                {
                                        $this->_upgrade = true;
                                        $this->_overwrite = true;
                                }

                                // If the overwrite option is set, allow file overwriting
                                if ((string)$manifest->attributes()->overwrite == 'true') {
                                        $this->_overwrite = true;
                                }

                                // Set the manifest object and path
                                $this->manifest = $manifest;
                                $this->setPath('manifest', $file);

                                // Set the installation source path to that of the manifest file
                                $this->setPath('source', dirname($file));
                                return true;
                        }
                }

                // None of the xml files found were valid install files
                JError::raiseWarning(1, 'JInstaller::install: '.JText::_('ERRORNOTFINDJOOMLAXMLSETUPFILE'));
                return false;
        }
        else
        {
                // No xml files were found in the install folder
                JError::raiseWarning(1, 'JInstaller::install: '.JText::_('ERRORXMLSETUP'));
                return false;
        }
}

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Examples

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