4 // install and uninstall plugin
5 if (! function_exists('uninstall_plugin')){
6 function uninstall_plugin($plugin){
7 logger("Addons: uninstalling " . $plugin);
8 q("DELETE FROM `addon` WHERE `name` = '%s' ",
12 @include_once('addon/' . $plugin . '/' . $plugin . '.php');
13 if(function_exists($plugin . '_uninstall')) {
14 $func = $plugin . '_uninstall';
19 if (! function_exists('install_plugin')){
20 function install_plugin($plugin) {
21 // silently fail if plugin was removed
23 if(! file_exists('addon/' . $plugin . '/' . $plugin . '.php'))
25 logger("Addons: installing " . $plugin);
26 $t = @filemtime('addon/' . $plugin . '/' . $plugin . '.php');
27 @include_once('addon/' . $plugin . '/' . $plugin . '.php');
28 if(function_exists($plugin . '_install')) {
29 $func = $plugin . '_install';
32 $plugin_admin = (function_exists($plugin."_plugin_admin")?1:0);
34 $r = q("INSERT INTO `addon` (`name`, `installed`, `timestamp`, `plugin_admin`) VALUES ( '%s', 1, %d , %d ) ",
40 // we can add the following with the previous SQL
41 // once most site tables have been updated.
42 // This way the system won't fall over dead during the update.
44 if(file_exists('addon/' . $plugin . '/.hidden')) {
45 q("update addon set hidden = 1 where name = '%s' limit 1",
52 logger("Addons: FAILED installing " . $plugin);
58 // reload all updated plugins
60 if(! function_exists('reload_plugins')) {
61 function reload_plugins() {
62 $plugins = get_config('system','addon');
63 if(strlen($plugins)) {
65 $r = q("SELECT * FROM `addon` WHERE `installed` = 1");
71 $parr = explode(',',$plugins);
74 foreach($parr as $pl) {
78 $fname = 'addon/' . $pl . '/' . $pl . '.php';
80 if(file_exists($fname)) {
81 $t = @filemtime($fname);
82 foreach($installed as $i) {
83 if(($i['name'] == $pl) && ($i['timestamp'] != $t)) {
84 logger('Reloading plugin: ' . $i['name']);
85 @include_once($fname);
87 if(function_exists($pl . '_uninstall')) {
88 $func = $pl . '_uninstall';
91 if(function_exists($pl . '_install')) {
92 $func = $pl . '_install';
95 q("UPDATE `addon` SET `timestamp` = %d WHERE `id` = %d LIMIT 1",
112 if(! function_exists('register_hook')) {
113 function register_hook($hook,$file,$function,$priority=0) {
115 $r = q("SELECT * FROM `hook` WHERE `hook` = '%s' AND `file` = '%s' AND `function` = '%s' LIMIT 1",
123 $r = q("INSERT INTO `hook` (`hook`, `file`, `function`, `priority`) VALUES ( '%s', '%s', '%s', '%s' ) ",
132 if(! function_exists('unregister_hook')) {
133 function unregister_hook($hook,$file,$function) {
135 $r = q("DELETE FROM `hook` WHERE `hook` = '%s' AND `file` = '%s' AND `function` = '%s' LIMIT 1",
144 if(! function_exists('load_hooks')) {
145 function load_hooks() {
148 $r = q("SELECT * FROM `hook` WHERE 1 ORDER BY `priority` DESC");
151 if(! array_key_exists($rr['hook'],$a->hooks))
152 $a->hooks[$rr['hook']] = array();
153 $a->hooks[$rr['hook']][] = array($rr['file'],$rr['function']);
159 if(! function_exists('call_hooks')) {
160 function call_hooks($name, &$data = null) {
161 $stamp1 = microtime(true);
165 if((is_array($a->hooks)) && (array_key_exists($name,$a->hooks))) {
166 foreach($a->hooks[$name] as $hook) {
167 @include_once($hook[0]);
168 if(function_exists($hook[1])) {
173 // remove orphan hooks
174 q("delete from hook where hook = '%s' and file = '$s' and function = '%s' limit 1",
186 * parse plugin comment in search of plugin infos.
190 * * Description: A plugin which plugs in
192 * * Author: John <profile url>
193 * * Author: Jane <email>
197 if (! function_exists('get_plugin_info')){
198 function get_plugin_info($plugin){
209 if (!is_file("addon/$plugin/$plugin.php")) return $info;
211 $stamp1 = microtime(true);
212 $f = file_get_contents("addon/$plugin/$plugin.php");
213 $a->save_timestamp($stamp1, "file");
215 $r = preg_match("|/\*.*\*/|msU", $f, $m);
218 $ll = explode("\n", $m[0]);
219 foreach( $ll as $l ) {
220 $l = trim($l,"\t\n\r */");
222 list($k,$v) = array_map("trim", explode(":",$l,2));
225 $r=preg_match("|([^<]+)<([^>]+)>|", $v, $m);
227 $info['author'][] = array('name'=>$m[1], 'link'=>$m[2]);
229 $info['author'][] = array('name'=>$v);
232 if (array_key_exists($k,$info)){
246 * parse theme comment in search of theme infos.
250 * * Description: My Cool Theme
252 * * Author: John <profile url>
253 * * Maintainer: Jane <profile url>
257 if (! function_exists('get_theme_info')){
258 function get_theme_info($theme){
263 'maintainer' => array(),
266 'experimental' => false,
267 'unsupported' => false
270 if(file_exists("view/theme/$theme/experimental"))
271 $info['experimental'] = true;
272 if(file_exists("view/theme/$theme/unsupported"))
273 $info['unsupported'] = true;
275 if (!is_file("view/theme/$theme/theme.php")) return $info;
278 $stamp1 = microtime(true);
279 $f = file_get_contents("view/theme/$theme/theme.php");
280 $a->save_timestamp($stamp1, "file");
282 $r = preg_match("|/\*.*\*/|msU", $f, $m);
285 $ll = explode("\n", $m[0]);
286 foreach( $ll as $l ) {
287 $l = trim($l,"\t\n\r */");
289 list($k,$v) = array_map("trim", explode(":",$l,2));
293 $r=preg_match("|([^<]+)<([^>]+)>|", $v, $m);
295 $info['author'][] = array('name'=>$m[1], 'link'=>$m[2]);
297 $info['author'][] = array('name'=>$v);
300 elseif ($k=="maintainer"){
301 $r=preg_match("|([^<]+)<([^>]+)>|", $v, $m);
303 $info['maintainer'][] = array('name'=>$m[1], 'link'=>$m[2]);
305 $info['maintainer'][] = array('name'=>$v);
308 if (array_key_exists($k,$info)){
321 function get_theme_screenshot($theme) {
323 $exts = array('.png','.jpg');
324 foreach($exts as $ext) {
325 if(file_exists('view/theme/' . $theme . '/screenshot' . $ext))
326 return($a->get_baseurl() . '/view/theme/' . $theme . '/screenshot' . $ext);
328 return($a->get_baseurl() . '/images/blank.png');
332 // check service_class restrictions. If there are no service_classes defined, everything is allowed.
333 // if $usage is supplied, we check against a maximum count and return true if the current usage is
334 // less than the subscriber plan allows. Otherwise we return boolean true or false if the property
335 // is allowed (or not) in this subscriber plan. An unset property for this service plan means
336 // the property is allowed, so it is only necessary to provide negative properties for each plan,
337 // or what the subscriber is not allowed to do.
340 function service_class_allows($uid,$property,$usage = false) {
342 if($uid == local_user()) {
343 $service_class = $a->user['service_class'];
346 $r = q("select service_class from user where uid = %d limit 1",
349 if($r !== false and count($r)) {
350 $service_class = $r[0]['service_class'];
353 if(! x($service_class))
354 return true; // everything is allowed
356 $arr = get_config('service_class',$service_class);
357 if(! is_array($arr) || (! count($arr)))
361 return ((x($arr[$property])) ? (bool) $arr['property'] : true);
363 if(! array_key_exists($property,$arr))
365 return (((intval($usage)) < intval($arr[$property])) ? true : false);
370 function service_class_fetch($uid,$property) {
372 if($uid == local_user()) {
373 $service_class = $a->user['service_class'];
376 $r = q("select service_class from user where uid = %d limit 1",
379 if($r !== false and count($r)) {
380 $service_class = $r[0]['service_class'];
383 if(! x($service_class))
384 return false; // everything is allowed
386 $arr = get_config('service_class',$service_class);
387 if(! is_array($arr) || (! count($arr)))
390 return((array_key_exists($property,$arr)) ? $arr[$property] : false);
394 function upgrade_link($bbcode = false) {
395 $l = get_config('service_class','upgrade_link');
399 $t = sprintf('[url=%s]' . t('Click here to upgrade.') . '[/url]', $l);
401 $t = sprintf('<a href="%s">' . t('Click here to upgrade.') . '</div>', $l);
405 function upgrade_message($bbcode = false) {
406 $x = upgrade_link($bbcode);
407 return t('This action exceeds the limits set by your subscription plan.') . (($x) ? ' ' . $x : '') ;
410 function upgrade_bool_message($bbcode = false) {
411 $x = upgrade_link($bbcode);
412 return t('This action is not available under your subscription plan.') . (($x) ? ' ' . $x : '') ;