X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=include%2Fplugin.php;h=5a4755c319bd6d06f7014b9e4bc7844523602d1a;hb=06676e7c1b654867cafaaa9010f4e64faf636d48;hp=fe325ac3b0db0a20428aa8ecf21666cfdd0ba471;hpb=cf7008e57509b271dccd6971f3bef46ace8a9687;p=friendica.git

diff --git a/include/plugin.php b/include/plugin.php
index fe325ac3b0..5a4755c319 100644
--- a/include/plugin.php
+++ b/include/plugin.php
@@ -5,7 +5,7 @@
 if (! function_exists('uninstall_plugin')){
 function uninstall_plugin($plugin){
 	logger("Addons: uninstalling " . $plugin);
-	q("DELETE FROM `addon` WHERE `name` = '%s' LIMIT 1",
+	q("DELETE FROM `addon` WHERE `name` = '%s' ",
 		dbesc($plugin)
 	);
 
@@ -17,24 +17,40 @@ function uninstall_plugin($plugin){
 }}
 
 if (! function_exists('install_plugin')){
-function install_plugin($plugin){
+function install_plugin($plugin) {
+	// silently fail if plugin was removed
+
+	if(! file_exists('addon/' . $plugin . '/' . $plugin . '.php'))
+		return false;
 	logger("Addons: installing " . $plugin);
 	$t = @filemtime('addon/' . $plugin . '/' . $plugin . '.php');
 	@include_once('addon/' . $plugin . '/' . $plugin . '.php');
 	if(function_exists($plugin . '_install')) {
 		$func = $plugin . '_install';
 		$func();
-		
+
 		$plugin_admin = (function_exists($plugin."_plugin_admin")?1:0);
-		
+
 		$r = q("INSERT INTO `addon` (`name`, `installed`, `timestamp`, `plugin_admin`) VALUES ( '%s', 1, %d , %d ) ",
 			dbesc($plugin),
 			intval($t),
 			$plugin_admin
 		);
+
+		// we can add the following with the previous SQL
+		// once most site tables have been updated.
+		// This way the system won't fall over dead during the update.
+
+		if(file_exists('addon/' . $plugin . '/.hidden')) {
+			q("update addon set hidden = 1 where name = '%s'",
+				dbesc($plugin)
+			);
+		}
+		return true;
 	}
 	else {
 		logger("Addons: FAILED installing " . $plugin);
+		return false;
 	}
 
 }}
@@ -53,41 +69,48 @@ function reload_plugins() {
 			$installed = array();
 
 		$parr = explode(',',$plugins);
+
 		if(count($parr)) {
 			foreach($parr as $pl) {
+
 				$pl = trim($pl);
-				
-				$t = filemtime('addon/' . $pl . '/' . $pl . '.php');
-				foreach($installed as $i) {
-					if(($i['name'] == $pl) && ($i['timestamp'] != $t)) {	
-						logger('Reloading plugin: ' . $i['name']);
-						@include_once('addon/' . $pl . '/' . $pl . '.php');
-
-						if(function_exists($pl . '_uninstall')) {
-							$func = $pl . '_uninstall';
-							$func();
-						}
-						if(function_exists($pl . '_install')) {
-							$func = $pl . '_install';
-							$func();
+
+				$fname = 'addon/' . $pl . '/' . $pl . '.php';
+
+				if(file_exists($fname)) {
+					$t = @filemtime($fname);
+					foreach($installed as $i) {
+						if(($i['name'] == $pl) && ($i['timestamp'] != $t)) {
+							logger('Reloading plugin: ' . $i['name']);
+							@include_once($fname);
+
+							if(function_exists($pl . '_uninstall')) {
+								$func = $pl . '_uninstall';
+								$func();
+							}
+							if(function_exists($pl . '_install')) {
+								$func = $pl . '_install';
+								$func();
+							}
+							q("UPDATE `addon` SET `timestamp` = %d WHERE `id` = %d",
+								intval($t),
+								intval($i['id'])
+							);
 						}
-						q("UPDATE `addon` SET `timestamp` = %d WHERE `id` = %d LIMIT 1",
-							intval($t),
-							intval($i['id'])
-						);
 					}
 				}
 			}
 		}
 	}
+
 }}
-				
+
 
 
 
 
 if(! function_exists('register_hook')) {
-function register_hook($hook,$file,$function) {
+function register_hook($hook,$file,$function,$priority=0) {
 
 	$r = q("SELECT * FROM `hook` WHERE `hook` = '%s' AND `file` = '%s' AND `function` = '%s' LIMIT 1",
 		dbesc($hook),
@@ -97,10 +120,11 @@ function register_hook($hook,$file,$function) {
 	if(count($r))
 		return true;
 
-	$r = q("INSERT INTO `hook` (`hook`, `file`, `function`) VALUES ( '%s', '%s', '%s' ) ",
+	$r = q("INSERT INTO `hook` (`hook`, `file`, `function`, `priority`) VALUES ( '%s', '%s', '%s', '%s' ) ",
 		dbesc($hook),
 		dbesc($file),
-		dbesc($function)
+		dbesc($function),
+		dbesc($priority)
 	);
 	return $r;
 }}
@@ -108,7 +132,7 @@ function register_hook($hook,$file,$function) {
 if(! function_exists('unregister_hook')) {
 function unregister_hook($hook,$file,$function) {
 
-	$r = q("DELETE FROM `hook` WHERE `hook` = '%s' AND `file` = '%s' AND `function` = '%s' LIMIT 1",
+	$r = q("DELETE FROM `hook` WHERE `hook` = '%s' AND `file` = '%s' AND `function` = '%s'",
 		dbesc($hook),
 		dbesc($file),
 		dbesc($function)
@@ -121,10 +145,12 @@ if(! function_exists('load_hooks')) {
 function load_hooks() {
 	$a = get_app();
 	$a->hooks = array();
-	$r = q("SELECT * FROM `hook` WHERE 1");
+	$r = q("SELECT * FROM `hook` WHERE 1 ORDER BY `priority` DESC, `file`");
 	if(count($r)) {
 		foreach($r as $rr) {
-			$a->hooks[] = array($rr['hook'], $rr['file'], $rr['function']);
+			if(! array_key_exists($rr['hook'],$a->hooks))
+				$a->hooks[$rr['hook']] = array();
+			$a->hooks[$rr['hook']][] = array($rr['file'],$rr['function']);
 		}
 	}
 }}
@@ -132,26 +158,56 @@ function load_hooks() {
 
 if(! function_exists('call_hooks')) {
 function call_hooks($name, &$data = null) {
+	$stamp1 = microtime(true);
+
 	$a = get_app();
 
-	if(count($a->hooks)) {
-		foreach($a->hooks as $hook) {
-			if($hook[HOOK_HOOK] === $name) {
-				@include_once($hook[HOOK_FILE]);
-				if(function_exists($hook[HOOK_FUNCTION])) {
-					$func = $hook[HOOK_FUNCTION];
-					$func($a,$data);
-				}
+	#logger($name, LOGGER_ALL);
+
+	if((is_array($a->hooks)) && (array_key_exists($name,$a->hooks))) {
+		foreach($a->hooks[$name] as $hook) {
+			// Don't run a theme's hook if the user isn't using the theme
+			if(strpos($hook[0], 'view/theme/') !== false && strpos($hook[0], 'view/theme/'.current_theme()) === false)
+				continue;
+
+			@include_once($hook[0]);
+			if(function_exists($hook[1])) {
+				$func = $hook[1];
+				//logger($name." => ".$hook[0].":".$func."()", LOGGER_DEBUG);
+				$func($a,$data);
+			}
+			else {
+				// remove orphan hooks
+				q("delete from hook where hook = '%s' and file = '%s' and function = '%s'",
+					dbesc($name),
+					dbesc($hook[0]),
+					dbesc($hook[1])
+				);
 			}
 		}
 	}
 }}
 
+//check if an app_menu hook exist for plugin $name.
+//Return true if the plugin is an app
+if(! function_exists('plugin_is_app')) {
+function plugin_is_app($name) {
+	$a = get_app();
+
+	if(is_array($a->hooks) && (array_key_exists('app_menu',$a->hooks))) {
+		foreach($a->hooks['app_menu'] as $hook) {
+			if($hook[0] == 'addon/'.$name.'/'.$name.'.php')
+				return true;
+		}
+	}
+
+	return false;
+}}
 
 /*
  * parse plugin comment in search of plugin infos.
  * like
- * 	
+ *
  * 	 * Name: Plugin
  *   * Description: A plugin which plugs in
  * 	 * Version: 1.2.3
@@ -162,18 +218,92 @@ function call_hooks($name, &$data = null) {
 
 if (! function_exists('get_plugin_info')){
 function get_plugin_info($plugin){
-	if (!is_file("addon/$plugin/$plugin.php")) return false;
-	
+
+	$a = get_app();
+
+	$info=Array(
+		'name' => $plugin,
+		'description' => "",
+		'author' => array(),
+		'version' => "",
+		'status' => ""
+	);
+
+	if (!is_file("addon/$plugin/$plugin.php")) return $info;
+
+	$stamp1 = microtime(true);
 	$f = file_get_contents("addon/$plugin/$plugin.php");
+	$a->save_timestamp($stamp1, "file");
+
 	$r = preg_match("|/\*.*\*/|msU", $f, $m);
-	
+
+	if ($r){
+		$ll = explode("\n", $m[0]);
+		foreach( $ll as $l ) {
+			$l = trim($l,"\t\n\r */");
+			if ($l!=""){
+				list($k,$v) = array_map("trim", explode(":",$l,2));
+				$k= strtolower($k);
+				if ($k=="author"){
+					$r=preg_match("|([^<]+)<([^>]+)>|", $v, $m);
+					if ($r) {
+						$info['author'][] = array('name'=>$m[1], 'link'=>$m[2]);
+					} else {
+						$info['author'][] = array('name'=>$v);
+					}
+				} else {
+					if (array_key_exists($k,$info)){
+						$info[$k]=$v;
+					}
+				}
+
+			}
+		}
+
+	}
+	return $info;
+}}
+
+
+/*
+ * parse theme comment in search of theme infos.
+ * like
+ *
+ * 	 * Name: My Theme
+ *   * Description: My Cool Theme
+ * 	 * Version: 1.2.3
+ *   * Author: John <profile url>
+ *   * Maintainer: Jane <profile url>
+ *   *
+ */
+
+if (! function_exists('get_theme_info')){
+function get_theme_info($theme){
 	$info=Array(
-		'name' => $plugin,
+		'name' => $theme,
 		'description' => "",
 		'author' => array(),
-		'version' => ""
+		'maintainer' => array(),
+		'version' => "",
+		'credits' => "",
+		'experimental' => false,
+		'unsupported' => false
 	);
-	
+
+	if(file_exists("view/theme/$theme/experimental"))
+		$info['experimental'] = true;
+	if(file_exists("view/theme/$theme/unsupported"))
+		$info['unsupported'] = true;
+
+	if (!is_file("view/theme/$theme/theme.php")) return $info;
+
+	$a = get_app();
+	$stamp1 = microtime(true);
+	$f = file_get_contents("view/theme/$theme/theme.php");
+	$a->save_timestamp($stamp1, "file");
+
+	$r = preg_match("|/\*.*\*/|msU", $f, $m);
+
 	if ($r){
 		$ll = explode("\n", $m[0]);
 		foreach( $ll as $l ) {
@@ -182,22 +312,161 @@ function get_plugin_info($plugin){
 				list($k,$v) = array_map("trim", explode(":",$l,2));
 				$k= strtolower($k);
 				if ($k=="author"){
+
 					$r=preg_match("|([^<]+)<([^>]+)>|", $v, $m);
 					if ($r) {
 						$info['author'][] = array('name'=>$m[1], 'link'=>$m[2]);
 					} else {
 						$info['author'][] = array('name'=>$v);
 					}
+				}
+				elseif ($k=="maintainer"){
+					$r=preg_match("|([^<]+)<([^>]+)>|", $v, $m);
+					if ($r) {
+						$info['maintainer'][] = array('name'=>$m[1], 'link'=>$m[2]);
+					} else {
+						$info['maintainer'][] = array('name'=>$v);
+					}
 				} else {
 					if (array_key_exists($k,$info)){
 						$info[$k]=$v;
 					}
 				}
-				
+
 			}
 		}
-		
+
 	}
 	return $info;
 }}
 
+
+function get_theme_screenshot($theme) {
+	$a = get_app();
+	$exts = array('.png','.jpg');
+	foreach($exts as $ext) {
+		if(file_exists('view/theme/' . $theme . '/screenshot' . $ext))
+			return($a->get_baseurl() . '/view/theme/' . $theme . '/screenshot' . $ext);
+	}
+	return($a->get_baseurl() . '/images/blank.png');
+}
+
+// install and uninstall theme
+if (! function_exists('uninstall_theme')){
+function uninstall_theme($theme){
+	logger("Addons: uninstalling theme " . $theme);
+
+	@include_once("view/theme/$theme/theme.php");
+	if(function_exists("{$theme}_uninstall")) {
+		$func = "{$theme}_uninstall";
+		$func();
+	}
+}}
+
+if (! function_exists('install_theme')){
+function install_theme($theme) {
+	// silently fail if theme was removed
+
+	if(! file_exists("view/theme/$theme/theme.php"))
+		return false;
+
+	logger("Addons: installing theme $theme");
+
+	@include_once("view/theme/$theme/theme.php");
+
+	if(function_exists("{$theme}_install")) {
+		$func = "{$theme}_install";
+		$func();
+		return true;
+	}
+	else {
+		logger("Addons: FAILED installing theme $theme");
+		return false;
+	}
+
+}}
+
+
+
+// check service_class restrictions. If there are no service_classes defined, everything is allowed.
+// if $usage is supplied, we check against a maximum count and return true if the current usage is
+// less than the subscriber plan allows. Otherwise we return boolean true or false if the property
+// is allowed (or not) in this subscriber plan. An unset property for this service plan means
+// the property is allowed, so it is only necessary to provide negative properties for each plan,
+// or what the subscriber is not allowed to do.
+
+
+function service_class_allows($uid,$property,$usage = false) {
+
+	if($uid == local_user()) {
+		$service_class = $a->user['service_class'];
+	}
+	else {
+		$r = q("select service_class from user where uid = %d limit 1",
+			intval($uid)
+		);
+		if($r !== false and count($r)) {
+			$service_class = $r[0]['service_class'];
+		}
+	}
+	if(! x($service_class))
+		return true; // everything is allowed
+
+	$arr = get_config('service_class',$service_class);
+	if(! is_array($arr) || (! count($arr)))
+		return true;
+
+	if($usage === false)
+		return ((x($arr[$property])) ? (bool) $arr['property'] : true);
+	else {
+		if(! array_key_exists($property,$arr))
+			return true;
+		return (((intval($usage)) < intval($arr[$property])) ? true : false);
+	}
+}
+
+
+function service_class_fetch($uid,$property) {
+
+	if($uid == local_user()) {
+		$service_class = $a->user['service_class'];
+	}
+	else {
+		$r = q("select service_class from user where uid = %d limit 1",
+			intval($uid)
+		);
+		if($r !== false and count($r)) {
+			$service_class = $r[0]['service_class'];
+		}
+	}
+	if(! x($service_class))
+		return false; // everything is allowed
+
+	$arr = get_config('service_class',$service_class);
+	if(! is_array($arr) || (! count($arr)))
+		return false;
+
+	return((array_key_exists($property,$arr)) ? $arr[$property] : false);
+
+}
+
+function upgrade_link($bbcode = false) {
+	$l = get_config('service_class','upgrade_link');
+	if(! $l)
+		return '';
+	if($bbcode)
+		$t = sprintf('[url=%s]' . t('Click here to upgrade.') . '[/url]', $l);
+	else
+		$t = sprintf('<a href="%s">' . t('Click here to upgrade.') . '</div>', $l);
+	return $t;
+}
+
+function upgrade_message($bbcode = false) {
+	$x = upgrade_link($bbcode);
+	return t('This action exceeds the limits set by your subscription plan.') . (($x) ? ' ' . $x : '') ;
+}
+
+function upgrade_bool_message($bbcode = false) {
+	$x = upgrade_link($bbcode);
+	return t('This action is not available under your subscription plan.') . (($x) ? ' ' . $x : '') ;
+}