I want HTML code!

[friendica.git] / include / plugin.php

diff --git a/include/plugin.php b/include/plugin.php
old mode 100755 (executable)
new mode 100644 (file)
index 8280b10..c6b61ae
--- 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)
        );
 
@@ -17,7 +17,12 @@ 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 . '/' . $plugin . '.php');
@@ -32,9 +37,21 @@ function install_plugin($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/' . $plugin . '/.hidden')) {
+                       q("update addon set hidden = 1 where name = '%s' limit 1",
+                               dbesc($plugin)
+                       );
+               }
+               return true;
        }
        else {
                logger("Addons: FAILED installing " . $plugin);
+               return false;
        }
 
 }}
@@ -53,8 +70,10 @@ function reload_plugins() {
                        $installed = array();
 
                $parr = explode(',',$plugins);
+
                if(count($parr)) {
                        foreach($parr as $pl) {
+
                                $pl = trim($pl);
 
                                $fname = 'addon/' . $pl . '/' . $pl . '.php';
@@ -84,6 +103,7 @@ function reload_plugins() {
                        }
                }
        }
+
 }}
                                
 
@@ -128,7 +148,9 @@ function load_hooks() {
        $r = q("SELECT * FROM `hook` WHERE 1");
        if(count($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']);
                }
        }
 }}
@@ -138,17 +160,24 @@ if(! function_exists('call_hooks')) {
 function call_hooks($name, &$data = null) {
        $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,$data);
-                               }
+       if((is_array($a->hooks)) && (array_key_exists($name,$a->hooks))) {
+               foreach($a->hooks[$name] as $hook) {
+                       @include_once($hook[0]);
+                       if(function_exists($hook[1])) {
+                               $func = $hook[1];
+                               $func($a,$data);
+                       }
+                       else {
+                               // remove orphan hooks
+                               q("delete from hook where hook = '%s' and file = '$s' and function = '%s' limit 1",
+                                       dbesc($name),
+                                       dbesc($hook[0]),
+                                       dbesc($hook[1])
+                               );
                        }
                }
        }
+
 }}
 
 
@@ -249,6 +278,7 @@ function get_theme_info($theme){
                                list($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'=>$m[2]);
@@ -276,3 +306,13 @@ function get_theme_info($theme){
        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');
+}