API16:JInstallerLibrary/update

Description

Custom update method public boolean True on success 1.5

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Syntax

update()

Returns

boolean True on success

Defined in

libraries/joomla/installer/adapters/library.php

Importing

jimport( 'joomla.installer.adapters.library' );

Source Body

function update()
{
        // since this is just files, an update removes old files
        // Get the extension manifest object
        $this->manifest = $this->parent->getManifest();

        // Set the extensions name
        $name = (string)$this->manifest->name;
        $name = JFilterInput::getInstance()->clean($name, 'string');
        $element = str_replace('.xml','',basename($this->parent->getPath('manifest')));
        $this->set('name', $name);
        $this->set('element', $element);
        $installer = new JInstaller(); // we don't want to compromise this instance!
        $db = &$this->parent->getDbo();
        $db->setQuery('SELECT extension_id FROM #__extensions WHERE type="library" AND element = "'. $element .'"');
        $result = $db->loadResult();
        if ($result) {
                // already installed, which would make sense
                $installer->uninstall('library', $result);
        }
        // now create the new files
        return $this->install();
}

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Examples

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