1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
|
<?php
/**
* ownCloud
*
* @author Frank Karlitschek
* @author Jakob Sack
* @copyright 2010 Frank Karlitschek karlitschek@kde.org
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
* License as published by the Free Software Foundation; either
* version 3 of the License, or any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
*
* You should have received a copy of the GNU Affero General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
*/
/**
* This class manages the apps. It allows them to register and integrate in the
* owncloud ecosystem. Furthermore, this class is responsible for installing,
* upgrading and removing apps.
*/
class OC_App{
static private $init = false;
static private $apps = array();
static private $activeapp = '';
static private $navigation = array();
static private $settingsForms = array();
static private $adminForms = array();
static private $personalForms = array();
/**
* @brief loads all apps
* @returns true/false
*
* This function walks through the owncloud directory and loads all apps
* it can find. A directory contains an app if the file /appinfo/app.php
* exists.
*/
public static function loadApps(){
// Did we allready load everything?
if( self::$init ){
return true;
}
// Our very own core apps are hardcoded
foreach( array('files', 'settings') as $app ){
require( $app.'/appinfo/app.php' );
}
// The rest comes here
$apps = OC_Appconfig::getApps();
foreach( $apps as $app ){
if( self::isEnabled( $app )){
if(is_file(OC::$SERVERROOT.'/apps/'.$app.'/appinfo/app.php')){
require( 'apps/'.$app.'/appinfo/app.php' );
}
}
}
self::$init = true;
// return
return true;
}
/**
* @brief checks whether or not an app is enabled
* @param $app app
* @returns true/false
*
* This function checks whether or not an app is enabled.
*/
public static function isEnabled( $app ){
if( 'yes' == OC_Appconfig::getValue( $app, 'enabled' )){
return true;
}
return false;
}
/**
* @brief enables an app
* @param $app app
* @returns true/false
*
* This function set an app as enabled in appconfig.
*/
public static function enable( $app ){
if(!OC_Installer::isInstalled($app)){
// check if app is a shipped app or not. OCS apps have an integer as id, shipped apps use a string
if(!is_numeric($app)){
OC_Installer::installShippedApp($app);
}else{
$download=OC_OCSClient::getApplicationDownload($app,1);
if(isset($download['downloadlink']) and $download['downloadlink']<>'') {
$app=OC_Installer::installApp(array('source'=>'http','href'=>$download['downloadlink']));
}
}
}
OC_Appconfig::setValue( $app, 'enabled', 'yes' );
}
/**
* @brief disables an app
* @param $app app
* @returns true/false
*
* This function set an app as disabled in appconfig.
*/
public static function disable( $app ){
// check if app is a shiped app or not. if not delete
OC_Appconfig::setValue( $app, 'enabled', 'no' );
}
/**
* @brief makes owncloud aware of this app
* @param $data array with all information
* @returns true/false
*
* This function registers the application. $data is an associative array.
* The following keys are required:
* - id: id of the application, has to be unique ('addressbook')
* - name: Human readable name ('Addressbook')
* - version: array with Version (major, minor, bugfix) ( array(1, 0, 2))
*
* The following keys are optional:
* - order: integer, that influences the position of your application in
* a list of applications. Lower values come first.
*
*/
public static function register( $data ){
OC_App::$apps[] = $data;
}
/**
* @brief returns information of all apps
* @return array with all information
*
* This function returns all data it got via register().
*/
public static function get(){
return OC_App::$apps;
}
/**
* @brief adds an entry to the navigation
* @param $data array containing the data
* @returns true/false
*
* This function adds a new entry to the navigation visible to users. $data
* is an associative array.
* The following keys are required:
* - id: unique id for this entry ('addressbook_index')
* - href: link to the page
* - name: Human readable name ('Addressbook')
*
* The following keys are optional:
* - icon: path to the icon of the app
* - order: integer, that influences the position of your application in
* the navigation. Lower values come first.
*/
public static function addNavigationEntry( $data ){
$data['active']=false;
if(!isset($data['icon'])){
$data['icon']='';
}
OC_App::$navigation[] = $data;
return true;
}
/**
* @brief marks a navigation entry as active
* @param $id id of the entry
* @returns true/false
*
* This function sets a navigation entry as active and removes the 'active'
* property from all other entries. The templates can use this for
* highlighting the current position of the user.
*/
public static function setActiveNavigationEntry( $id ){
self::$activeapp = $id;
return true;
}
/**
* @brief gets the active Menu entry
* @returns id or empty string
*
* This function returns the id of the active navigation entry (set by
* setActiveNavigationEntry
*/
public static function getActiveNavigationEntry(){
return self::$activeapp;
}
/**
* @brief Returns the Settings Navigation
* @returns associative array
*
* This function returns an array containing all settings pages added. The
* entries are sorted by the key 'order' ascending.
*/
public static function getSettingsNavigation(){
$l=new OC_L10N('core');
// by default, settings only contain the help menu
$settings = array(
array( "id" => "help", "order" => 1000, "href" => OC_Helper::linkTo( "settings", "help.php" ), "name" => $l->t("Help"), "icon" => OC_Helper::imagePath( "settings", "help.svg" ))
);
// if the user is logged-in
if (OC_User::isLoggedIn()) {
// personal menu
$settings[] = array( "id" => "personal", "order" => 1, "href" => OC_Helper::linkTo( "settings", "personal.php" ), "name" => $l->t("Personal"), "icon" => OC_Helper::imagePath( "settings", "personal.svg" ));
// if there're some settings forms
if(!empty(self::$settingsForms))
// settings menu
$settings[]=array( "id" => "settings", "order" => 1000, "href" => OC_Helper::linkTo( "settings", "settings.php" ), "name" => $l->t("Settings"), "icon" => OC_Helper::imagePath( "settings", "settings.svg" ));
// if the user is an admin
if(OC_Group::inGroup( $_SESSION["user_id"], "admin" )) {
// admin users menu
$settings[] = array( "id" => "core_users", "order" => 2, "href" => OC_Helper::linkTo( "settings", "users.php" ), "name" => $l->t("Users"), "icon" => OC_Helper::imagePath( "settings", "users.svg" ));
// admin apps menu
$settings[] = array( "id" => "core_apps", "order" => 3, "href" => OC_Helper::linkTo( "settings", "apps.php?installed" ), "name" => $l->t("Apps"), "icon" => OC_Helper::imagePath( "settings", "apps.svg" ));
// admin log menu
$settings[] = array( "id" => "core_log", "order" => 4, "href" => OC_Helper::linkTo( "settings", "log.php" ), "name" => $l->t("Log"), "icon" => OC_Helper::imagePath( "settings", "log.svg" ));
$settings[]=array( "id" => "admin", "order" => 1000, "href" => OC_Helper::linkTo( "settings", "admin.php" ), "name" => $l->t("Admin"), "icon" => OC_Helper::imagePath( "settings", "admin.svg" ));
}
}
$navigation = self::proceedNavigation($settings);
return $navigation;
}
/// This is private as well. It simply works, so don't ask for more details
private static function proceedNavigation( $list ){
foreach( $list as &$naventry ){
$naventry['subnavigation'] = array();
if( $naventry['id'] == self::$activeapp ){
$naventry['active'] = true;
}
else{
$naventry['active'] = false;
}
} unset( $naventry );
usort( $list, create_function( '$a, $b', 'if( $a["order"] == $b["order"] ){return 0;}elseif( $a["order"] < $b["order"] ){return -1;}else{return 1;}' ));
return $list;
}
/**
* @brief Read app metadata from the info.xml file
* @param string $appid id of the app or the path of the info.xml file
* @returns array
*/
public static function getAppInfo($appid){
if(is_file($appid)){
$file=$appid;
}else{
$file=OC::$SERVERROOT.'/apps/'.$appid.'/appinfo/info.xml';
if(!is_file($file)){
return array();
}
}
$data=array();
$content=file_get_contents($file);
$xml = new SimpleXMLElement($content);
$data['info']=array();
foreach($xml->children() as $child){
$data[$child->getName()]=(string)$child;
}
return $data;
}
/**
* @brief Returns the navigation
* @returns associative array
*
* This function returns an array containing all entries added. The
* entries are sorted by the key 'order' ascending. Additional to the keys
* given for each app the following keys exist:
* - active: boolean, signals if the user is on this navigation entry
* - children: array that is empty if the key 'active' is false or
* contains the subentries if the key 'active' is true
*/
public static function getNavigation(){
$navigation = self::proceedNavigation( self::$navigation );
return $navigation;
}
/**
* get the id of loaded app
* @return string
*/
public static function getCurrentApp(){
$script=substr($_SERVER["SCRIPT_NAME"],strlen(OC::$WEBROOT)+1);
$topFolder=substr($script,0,strpos($script,'/'));
if($topFolder=='apps'){
$length=strlen($topFolder);
return substr($script,$length+1,strpos($script,'/',$length+1)-$length-1);
}else{
return $topFolder;
}
}
/**
* get the forms for either settings, admin or personal
*/
public static function getForms($type){
$forms=array();
switch($type){
case 'settings':
$source=self::$settingsForms;
break;
case 'admin':
$source=self::$adminForms;
break;
case 'personal':
$source=self::$personalForms;
break;
}
foreach($source as $form){
$forms[]=include $form;
}
return $forms;
}
/**
* register a settings form to be shown
*/
public static function registerSettings($app,$page){
self::$settingsForms[]='apps/'.$app.'/'.$page.'.php';
}
/**
* register an admin form to be shown
*/
public static function registerAdmin($app,$page){
self::$adminForms[]='apps/'.$app.'/'.$page.'.php';
}
/**
* register a personal form to be shown
*/
public static function registerPersonal($app,$page){
self::$personalForms[]='apps/'.$app.'/'.$page.'.php';
}
/**
* get a list of all apps in the apps folder
*/
public static function getAllApps(){
$apps=array();
$dh=opendir(OC::$SERVERROOT.'/apps');
while($file=readdir($dh)){
if(is_file(OC::$SERVERROOT.'/apps/'.$file.'/appinfo/app.php')){
$apps[]=$file;
}
}
return $apps;
}
/**
* check if any apps need updating and update those
*/
public static function updateApps(){
// The rest comes here
$apps = OC_Appconfig::getApps();
foreach( $apps as $app ){
$installedVersion=OC_Appconfig::getValue($app,'installed_version');
$appInfo=OC_App::getAppInfo($app);
if (isset($appInfo['version'])) {
$currentVersion=$appInfo['version'];
if (version_compare($currentVersion, $installedVersion, '>')) {
OC_App::updateApp($app);
OC_Appconfig::setValue($app,'installed_version',$appInfo['version']);
}
}
}
}
/**
* update the database for the app and call the update script
* @param string appid
*/
public static function updateApp($appid){
if(file_exists(OC::$SERVERROOT.'/apps/'.$appid.'/appinfo/database.xml')){
OC_DB::updateDbFromStructure(OC::$SERVERROOT.'/apps/'.$appid.'/appinfo/database.xml');
}
if(file_exists(OC::$SERVERROOT.'/apps/'.$appid.'/appinfo/update.php')){
include OC::$SERVERROOT.'/apps/'.$appid.'/appinfo/update.php';
}
}
}
|