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feature 2998: Maintenance class for plugin

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git-svn-id: http://piwigo.org/svn/trunk@25406 68402e56-0260-453c-a942-63ccdbb3a9ee
This commit is contained in:
mistic100
2013-11-08 23:29:38 +00:00
parent 88001efb90
commit 76fc9c27dc
3 changed files with 283 additions and 113 deletions
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include/functions_plugins.inc.php
+110 -38
View File
@@ -31,9 +31,118 @@ string.
*/
define('PHPWG_PLUGINS_PATH', PHPWG_ROOT_PATH.'plugins/');
define('EVENT_HANDLER_PRIORITY_NEUTRAL', 50);
/**
* class PluginMaintain
* used to declare maintenance methods of a plugin
*/
abstract class PluginMaintain
{
protected $plugin_id;
function __construct($id)
{
$this->plugin_id = $id;
}
abstract function install($plugin_version, &$errors=array());
abstract function activate($plugin_version, &$errors=array());
abstract function deactivate();
abstract function uninstall();
/*
* test if a plugin needs to be updated and call a update function
* @param: string $version, version exposed by the plugin
* @param: string $on_update, name of a method to call when an update is needed
* it receives the previous version as first parameter
*/
function autoUpdate($version, $on_update=null)
{
global $pwg_loaded_plugins;
$current_version = $pwg_loaded_plugins[$this->plugin_id]['version'];
if ( $version == 'auto' or $current_version == 'auto'
or version_compare($current_version, $version, '<')
)
{
if (!empty($on_update))
{
call_user_func(array(&$this, $on_update), $current_version);
}
if ($version != 'auto')
{
$query = '
UPDATE '. PLUGINS_TABLE .'
SET version = "'. $version .'"
WHERE id = "'. $this->plugin_id .'"
;';
pwg_query($query);
$pwg_loaded_plugins[$this->plugin_id]['version'] = $version;
}
}
}
}
/**
* class ThemeMaintain
* used to declare maintenance methods of a theme
*/
abstract class ThemeMaintain
{
protected $theme_id;
function __construct($id)
{
$this->theme_id = $id;
}
abstract function activate($theme_version, &$errors=array());
abstract function deactivate();
abstract function delete();
/*
* test if a theme needs to be updated and call a update function
* @param: string $version, version exposed by the theme
* @param: string $on_update, name of a method to call when an update is needed
* it receives the previous version as first parameter
*/
function autoUpdate($version, $on_update=null)
{
$query = '
SELECT version
FROM '. THEMES_TABLE .'
WHERE id = "'. $this->theme_id .'"
;';
list($current_version) = pwg_db_fetch_row(pwg_query($query));
if ( $version == 'auto' or $current_version == 'auto'
or version_compare($current_version, $version, '<')
)
{
if (!empty($on_update))
{
call_user_func(array(&$this, $on_update), $current_version);
}
if ($version != 'auto')
{
$query = '
UPDATE '. THEMES_TABLE .'
SET version = "'. $version .'"
WHERE id = "'. $this->theme_id .'"
;';
pwg_query($query);
}
}
}
}
/* Register a event handler.
* @param string $event the name of the event to listen to
* @param mixed $func the function that will handle the event
@@ -253,41 +362,4 @@ function load_plugins()
}
}
/*
* test if a plugin needs to be updated and call a update function
* @param: string $plugin_id, id of the plugin as seen in PLUGINS_TABLE and $pwg_loaded_plugins
* @param: string $version, version exposed by the plugin
* @param: callable $on_update, function to call when and update is needed
* it receives the previous version as first parameter
*/
function request_plugin_update($plugin_id, $version, $on_update)
{
global $pwg_loaded_plugins;
if (
$version == 'auto' or
$pwg_loaded_plugins[$plugin_id]['version'] == 'auto' or
version_compare($pwg_loaded_plugins[$plugin_id]['version'], $version, '<')
)
{
// call update function
if (!empty($on_update))
{
call_user_func($on_update, $pwg_loaded_plugins[$plugin_id]['version']);
}
// update plugin version in database
if ($version != 'auto')
{
$query = '
UPDATE '. PLUGINS_TABLE .'
SET version = "'. $version .'"
WHERE id = "'. $plugin_id .'"';
pwg_query($query);
$pwg_loaded_plugins[$plugin_id]['version'] = $version;
}
}
}
?>