add write access to view/smarty3/ as a requirement for the installer

diff --git a/mod/install.php b/mod/install.php
index ab6d7d204f7044b9a051b77ea262ba84917b2495..1eb96cf98921bd8475f482699177a11f061414c4 100755 (executable)
--- a/mod/install.php
+++ b/mod/install.php
@@ -177,6 +177,8 @@ function install_content(&$a) {
 
                        check_htconfig($checks);
 
+                       check_smarty3($checks);
+
                        check_keys($checks);
                        
                        if(x($_POST,'phpath'))
@@ -441,6 +443,22 @@ function check_htconfig(&$checks) {
 
 }
 
+function check_smarty3(&$checks) {
+       $status = true;
+       $help = "";
+       if(     !is_writable('view/smarty3') ) {
+       
+               $status=false;
+               $help = t('Friendica uses the Smarty3 template engine to render its web views. Smarty3 compiles templates to PHP to speed up rendering.') .EOL;
+               $help .= t('In order to store these compiled templates, the web server needs to have write access to the directory view/smarty3/ under the Friendica top level folder.').EOL;
+               $help .= t('Please ensure that the user that your web server runs as (e.g. www-data) has write access to this folder.').EOL;
+               $help .= t('Note: as a security measure, you should give the web server write access to view/smarty3/ only--not the template files (.tpl) that it contains.').EOL; 
+       }
+    
+       check_add($checks, t('view/smarty3 is writable'), $status, true, $help);
+
+}
+
 function check_htaccess(&$checks) {
        $a = get_app();
        $status = true;