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Path: /data/applications/aps/tikiwiki/7.0-0/standard/htdocs/ [ Home ]
File: tiki-admin_transitions.php
<?php
// (c) Copyright 2002-2011 by authors of the Tiki Wiki CMS Groupware Project
// 
// All Rights Reserved. See copyright.txt for details and a complete list of authors.
// Licensed under the GNU LESSER GENERAL PUBLIC LICENSE. See license.txt for details.
// $Id: tiki-admin_transitions.php 33195 2011-03-02 17:43:40Z changi67 $

require_once 'tiki-setup.php';
require_once 'lib/categories/categlib.php';
require_once 'lib/transitionlib.php';

$auto_query_args = array();

$access->check_permission( 'tiki_p_admin' );

// Init
if( isset( $_SESSION['transition'] ) ) {
	$transition_mode = $_SESSION['transition']['mode'];
	$available_states = $_SESSION['transition']['states'];
} else {
	$transition_mode = 'category';
	$available_states = array();
}

$selected_transition = null;
$to_add = array();

// Action handling

switch( $jitRequest->action->alpha() ) {
case 'subset':
	$transition_mode = $_REQUEST['transition_mode'];
	
	if( $transition_mode == 'category' ) {
		$jitPost->replaceFilter( 'cat_categories', 'int' );
		if( $selection = $jitPost->cat_categories->asArray() ) {
			$available_states = array_combine(
				$selection,
				array_map( array( $categlib, 'get_category_name' ), $selection )
			);
		} else {
			$available_states = array();
		}
	} else {
		$jitPost->replaceFilter( 'groups', 'groupname' );
		if( $selection = $jitPost->groups->asArray() ) {
			$available_states = array_combine( $selection, $selection );
		} else {
			$available_states = array();
		}
	}
	break;
case 'new':
	$transitionlib = new TransitionLib( $transition_mode );
	$transitionlib->addTransition( $_REQUEST['from'], $_REQUEST['to'], $_REQUEST['label'], isset( $_REQUEST['preserve'] ) );
	break;
case 'edit':
	$transitionlib = new TransitionLib( $transition_mode );

	if( $_SERVER['REQUEST_METHOD'] == 'POST' ) {
		$transitionlib->updateTransition( $_REQUEST['transitionId'], $_REQUEST['from'], $_REQUEST['to'], $_REQUEST['label'], isset($_REQUEST['preserve']) );
	} else {
		$selected_transition = $transitionlib->getTransition( (int) $_REQUEST['transitionId'] );
	}
	break;
case 'addguard':
	$transitionlib = new TransitionLib( $transition_mode );
	$selected_transition = $transitionlib->getTransition( (int) $_REQUEST['transitionId'] );

	if( $selection = $jitPost->states->asArray() ) {
		$selected_transition['guards'][] = array(
			$_REQUEST['type'],
			(int) $_REQUEST['count'],
			$selection,
		);
		$transitionlib->updateGuards( (int) $selected_transition['transitionId'], $selected_transition['guards'] );
	}
	break;
case 'removeguard':
	$transitionlib = new TransitionLib( $transition_mode );
	$selected_transition = $transitionlib->getTransition( (int) $_REQUEST['transitionId'] );

	unset( $selected_transition['guards'][ (int) $_REQUEST['guard'] ] );
	$selected_transition['guards'] = array_values( $selected_transition['guards'] );
	$transitionlib->updateGuards( (int) $selected_transition['transitionId'], $selected_transition['guards'] );
	break;
case 'remove':
	$transitionlib = new TransitionLib( $transition_mode );
	check_ticket('remove_transition');

	$transitionlib->removeTransition( $_REQUEST['transitionId'] );
	break;
}

// Obtain data
$all_categories = $categlib->list_categs();
$categories = Perms::filter( array( 'type' => 'category' ), 'object', $all_categories, array( 'object' => 'categId' ), 'view_category' );
$cat_tree = $categlib->generate_cat_tree( $categories, true, array_keys( $available_states ) );

$transitionlib = new TransitionLib( $transition_mode );
$transitions = $transitionlib->listTransitions( array_keys( $available_states ) );

if( $selected_transition ) {
	// When a transition is selected, make sure all of its endpoints are listed in the edit panel
	$to_add = array( $selected_transition['from'], $selected_transition['to'] );

	foreach( $selected_transition['guards'] as $guard ) {
		$to_add = array_merge( $to_add, $guard[2] );
	}
}

foreach( $transitions as & $trans ) {
	$trans['from_label'] = transition_label_finder( $trans['from'] );
	$trans['to_label'] = transition_label_finder( $trans['to'] );
}

// Setup Smarty & Session
$_SESSION['transition'] = array(
	'mode' => $transition_mode,
	'states' => $available_states,
);

foreach( $to_add as $v ) {
	$available_states[ $v ] = transition_label_finder( $v );
}

$guards = array();
if( $selected_transition ) {
	foreach( $selected_transition['guards'] as $guard ) {
		$guards[] = array(
			'type' => $guard[0],
			'count' => $guard[1],
			'members' => array_map( 'transition_label_finder', $guard[2] ),
		);
	}
}

$smarty->assign( 'transition_mode', $transition_mode );
$smarty->assign( 'available_states', $available_states );
$smarty->assign( 'transitions', $transitions );
$smarty->assign( 'guards', $guards );
$smarty->assign( 'selected_transition', $selected_transition );

$smarty->assign('cat_tree', $cat_tree );

// Graph setup
if( count( $available_states ) > 0 ) {
	// Because they are only used in this file, they are marked as external so they
	// are not included in the minify
	$headerlib->add_jsfile( 'lib/dracula/raphael-min.js', 'external' );
	$headerlib->add_jsfile( 'lib/dracula/graffle.js', 'external' );
	$headerlib->add_jsfile( 'lib/dracula/graph.js', 'external' );


	$edges = array();
	foreach( $transitions as $tr ) {
		$edges[] = array( 'from' => $tr['from_label'], 'to' => $tr['to_label'], 'label' => $tr['name'], 'preserve' => (bool) $tr['preserve'] );
	}

	$smarty->assign( 'graph_nodes', json_encode( array_values( $available_states ) ) );
	$smarty->assign( 'graph_edges', json_encode( $edges ) );
}

$smarty->assign( 'mid', 'tiki-admin_transitions.tpl' );
$smarty->display( 'tiki.tpl' );

function transition_label_finder( $state ) {
	global $available_states, $transition_mode, $categlib;

	if( isset( $available_states[$state] ) ) {
		return $available_states[$state];
	} elseif( $transition_mode == 'category' ) {
		return $categlib->get_category_name( $state );
	} else {
		return $state;
	}
}