moved can_manage() to baseModule

lam/docs/modules-specification.htm

@@ -35,17 +35,15 @@ allowed to call other static functions.<br>
     <tr>
       <td
  style="vertical-align: top; background-color: rgb(204, 204, 204); text-align: center;"><span
- style="font-weight: bold;">function can_manage($scope)</span><br>
+ style="font-weight: bold;">function can_manage()</span><br>
       </td>
     </tr>
   </tbody>
 </table>
 <br>
 Returns <span style="font-style: italic;">true</span> if this module
-can manage accounts of type <span style="font-style: italic;">$scope</span>,
+can manage accounts of the current type<span style="font-style: italic;"></span>,
 otherwise <span style="font-style: italic;">false</span>.<br>
-The <span style="font-weight: bold;">$scope</span> parameter defines
-the account type ("user", "group", "host" at this time).<br>
 <br>
 <br>
 <h3>2.1.2. get_alias</h3>
@@ -558,10 +556,17 @@ which should be displayed when this help entry is called.
 <br>
 <br>
 <h2>6. Module meta data</h2>
-<h3>6.1 is_base_module()</h3>
+<h3>6.1 can_manage()
+</h3>
+&nbsp;&nbsp;&nbsp; "account_types" =&gt; array<br>
+<br>
+<span style="font-weight: bold;">&nbsp;&nbsp;&nbsp; Example:
+array("user", "host")</span><br style="font-weight: bold;">
+<br>
+<h3>6.2 is_base_module()</h3>
 &nbsp;&nbsp;&nbsp; "is_base" =&gt; boolean<br>
 <br>
-<h3>6.2 get_ldap_filter()</h3>
+<h3>6.3 get_ldap_filter()</h3>
 &nbsp;&nbsp;&nbsp; "ldap_filter" =&gt; array<br>
 <br>
 <span style="font-weight: bold;">&nbsp;&nbsp; Example:</span><span

lam/lib/baseModule.inc

@@ -73,6 +73,16 @@ class baseModule {
 		return $this->scope;
 	}
 
+	/**
+	* Returns true if this module fits for the current scope.
+	*
+	* @return boolean true if module fits
+	*/
+	function can_manage() {
+		if (is_array($this->meta["account_types"]) && in_array($this->scope, $this->meta["account_types"])) return true;
+		else return false;
+	}
+
 	/**
 	* Returns true if this module is enough to provide a sensible account.
 	*

lam/lib/modules.inc

@@ -164,8 +164,12 @@ function check_module_conflicts($selected, $deps) {
 	else return false;
 }
 
-// returns an array with all available user module names
+/**
-// $scope = user, group, host, ...
+* Returns an array with all available user module names
+*
+* @param string $scope account type (user, group, host)
+* @return array list of possible modules
+*/
 function getAvailableModules($scope) {
 	global $relative;
 	$return = array();
@@ -174,7 +178,8 @@ function getAvailableModules($scope) {
 	while ($entry = readdir($dir))
 		if ((substr($entry, strlen($entry) - 4, 4) == '.inc') && is_file($relative . 'lib/modules/'.$entry)) {
 			$entry = substr($entry, 0, strpos($entry, '.'));
-			if (call_user_func(array($entry, "can_manage"), $scope)) $return[] = $entry;
+			$temp = new $entry($scope);
+			if ($temp->can_manage()) $return[] = $entry;
 		}
 	return $return;
 }

lam/lib/modules/account.inc

@@ -38,6 +38,19 @@ $Id$
 */
 
 class account extends baseModule {
+
+	/**
+	* Returns meta data that is interpreted by parent class
+	*
+	* @return array array with meta data
+	*/
+	function get_metaData() {
+		$return = array();
+		// manages host accounts
+		$return["account_types"] = array("host");
+		return $return;
+	}
+
 	// Constructor
 	function init($base) {
 		// Get local copy of name of account_container in session
@@ -67,11 +80,6 @@ class account extends baseModule {
 		return _('Account');
 	}
 
-	function can_manage($scope) {
-		if ($scope == "host") return true;
-		else return false;
-	}
-
 	/* This function returns a list with all required modules
 	*/
 	function get_dependencies($scope) {

lam/lib/modules/inetOrgPerson.inc

@@ -37,6 +37,19 @@ $Id$
 */
 
 class inetOrgPerson extends baseModule {
+
+	/**
+	* Returns meta data that is interpreted by parent class
+	*
+	* @return array array with meta data
+	*/
+	function get_metaData() {
+		$return = array();
+		// manages user accounts
+		$return["account_types"] = array("user");
+		return $return;
+	}
+
 	// Constructor
 	function init($base) {
 		// Get local copy of name of account_container in session
@@ -70,11 +83,6 @@ class inetOrgPerson extends baseModule {
 		return _('Personal');
 	}
 
-	function can_manage($scope) {
-		if ($scope == "user") return true;
-		else return false;
-	}
-
 	/* This function returns a list with all required modules
 	*/
 	function get_dependencies($scope) {

lam/lib/modules/main.inc

@@ -44,6 +44,19 @@ $Id$
 * It also chooses which page to show.
 */
 class main extends baseModule {
+
+	/**
+	* Returns meta data that is interpreted by parent class
+	*
+	* @return array array with meta data
+	*/
+	function get_metaData() {
+		$return = array();
+		// manages no accounts
+		$return["account_types"] = array();
+		return $return;
+	}
+
 	// Constructor
 	function init($base) {
 		// Set counter to first page
@@ -67,10 +80,6 @@ class main extends baseModule {
 		return _('main');
 		}
 
-	function can_manage($scope) {
-		return false;
-	}
-
 	/* This function returns a list with all required modules
 	*/
 	function get_dependencies($scope) {

lam/lib/modules/posixAccount.inc

@@ -61,6 +61,9 @@ class posixAccount extends baseModule {
 	*/
 	function get_metaData() {
 		$return = array();
+		// manages user and host accounts
+		$return["account_types"] = array("user", "host");
+		// user specific data
 		if ($this->get_scope() == "user") {
 			// this is a base module
 			$return["is_base"] = true;
@@ -150,12 +153,6 @@ class posixAccount extends baseModule {
 		return "Unix";
 	}
 
-	function can_manage($scope) {
-		if ($scope == "host") return true;
-		elseif ($scope == "user") return true;
-		else return false;
-	}
-
 	/* This function returns a list with all required modules
 	*/
 	function get_dependencies($scope) {

lam/lib/modules/posixGroup.inc

@@ -61,6 +61,8 @@ class posixGroup extends baseModule {
 	*/
 	function get_metaData() {
 		$return = array();
+		// manages group accounts
+		$return["account_types"] = array("group");
 		if ($this->get_scope() == "group") {
 			// this is a base module
 			$return["is_base"] = true;
@@ -140,11 +142,6 @@ class posixGroup extends baseModule {
 		return _('Unix');
 		}
 
-	function can_manage($scope) {
-		if ($scope == "group") return true;
-		else return false;
-	}
-
 	/* This function returns a list with all required modules
 	*/
 	function get_dependencies($scope) {

lam/lib/modules/quota.inc

@@ -22,6 +22,19 @@ $Id$
 
 
 class quota extends baseModule {
+
+	/**
+	* Returns meta data that is interpreted by parent class
+	*
+	* @return array array with meta data
+	*/
+	function get_metaData() {
+		$return = array();
+		// manages user and group accounts
+		$return["account_types"] = array("user", "group");
+		return $return;
+	}
+
 	// Constructor
 	function init($base) {
 		$this->base = $base;
@@ -71,12 +84,6 @@ class quota extends baseModule {
 		return _('Quota');
 		}
 
-	function can_manage($scope) {
-		if ($scope == "group") return true;
-		elseif ($scope == "user") return true;
-		else return false;
-	}
-
 	/* This function returns a list with all required modules
 	*/
 	function get_dependencies($scope) {

lam/lib/modules/sambaAccount.inc

@@ -61,6 +61,8 @@ class sambaAccount extends baseModule {
 	*/
 	function get_metaData() {
 		$return = array();
+		// manages user and host accounts
+		$return["account_types"] = array("user", "host");
 		if ($this->get_scope() == "host") {
 			// this is a base module
 			$return["is_base"] = true;
@@ -143,12 +145,6 @@ class sambaAccount extends baseModule {
 		return _('Samba 2');
 		}
 
-	function can_manage($scope) {
-		if ($scope == "host") return true;
-		elseif ($scope == "user") return true;
-		else return false;
-	}
-
 	/* This function returns a list with all required modules
 	*/
 	function get_dependencies($scope) {

lam/lib/modules/sambaGroupMapping.inc

@@ -53,6 +53,19 @@ $Id$
 * 'attributes': this is a list of arrays with all ldap attributes wich are allowed for this account
 */
 class sambaGroupMapping extends baseModule {
+
+	/**
+	* Returns meta data that is interpreted by parent class
+	*
+	* @return array array with meta data
+	*/
+	function get_metaData() {
+		$return = array();
+		// manages group accounts
+		$return["account_types"] = array("group");
+		return $return;
+	}
+
 	// Constructor
 	function init($base) {
 		/* Return an error if sambaGroupMapping should be created without
@@ -97,11 +110,6 @@ class sambaGroupMapping extends baseModule {
 		return _('Samba 3');
 		}
 
-	function can_manage($scope) {
-		if ($scope == "group") return true;
-		else return false;
-	}
-
 	/* This function returns a list with all required modules
 	*/
 	function get_dependencies($scope) {

lam/lib/modules/sambaSamAccount.inc

@@ -61,6 +61,8 @@ class sambaSamAccount extends baseModule {
 	*/
 	function get_metaData() {
 		$return = array();
+		// manages user and host accounts
+		$return["account_types"] = array("user", "host");
 		if ($this->get_scope() == "host") {
 			// this is a base module
 			$return["is_base"] = true;
@@ -143,12 +145,6 @@ class sambaSamAccount extends baseModule {
 		return _('Samba 3');
 		}
 
-	function can_manage($scope) {
-		if ($scope == "host") return true;
-		elseif ($scope == "user") return true;
-		else return false;
-	}
-
 	/* This function returns a list with all required modules
 	*/
 	function get_dependencies($scope) {

lam/lib/modules/shadowAccount.inc

@@ -53,6 +53,19 @@ $Id$
 * 'attributes': this is a list of arrays with all ldap attributes wich are allowed for this account
 */
 class shadowAccount extends baseModule {
+
+	/**
+	* Returns meta data that is interpreted by parent class
+	*
+	* @return array array with meta data
+	*/
+	function get_metaData() {
+		$return = array();
+		// manages user accounts
+		$return["account_types"] = array("user");
+		return $return;
+	}
+
 	// Constructor
 	function init($base) {
 		/* Return an error if shadowAccount should be created without
@@ -91,11 +104,6 @@ class shadowAccount extends baseModule {
 		return _('Shadow');
 		}
 
-	function can_manage($scope) {
-		if ($scope == "user") return true;
-		else return false;
-	}
-
 	/* This function returns a list with all required modules
 	*/
 	function get_dependencies($scope) {