From: Pascal Corpet <pascal.corpet@m4x.org>
Date: Sun, 28 Oct 2007 22:52:03 +0000 (+0100)
Subject: Adds a dynamic configuration ini file.
X-Git-Tag: xorg/0.9.16~247
X-Git-Url: http://git.polytechnique.org/?a=commitdiff_plain;h=145006c0ff77fa8a329616c2c8859191b2b236f7;p=platal.git

Adds a dynamic configuration ini file.
---

diff --git a/Makefile b/Makefile
index a32cc3e..b175f5c 100644
--- a/Makefile
+++ b/Makefile
@@ -35,9 +35,9 @@ q:
 ## core
 ##
 
-core: spool/templates_c spool/mails_c include/globals.inc.php configs/platal.cron htdocs/.htaccess
+core: spool/templates_c spool/mails_c include/globals.inc.php configs/platal.cron htdocs/.htaccess spool/conf
 
-spool/templates_c spool/mails_c spool/uploads:
+spool/templates_c spool/mails_c spool/uploads spool/conf:
 	mkdir -p $@
 	chmod o+w $@
 
diff --git a/include/globals.inc.php.in b/include/globals.inc.php.in
index 53e9339..b511006 100644
--- a/include/globals.inc.php.in
+++ b/include/globals.inc.php.in
@@ -87,6 +87,82 @@ class PlatalGlobals
     {
         $this->read_ini_file($this->spoolroot.'/configs/platal.ini');
         $this->read_ini_file($this->spoolroot.'/configs/platal.conf');
+        $this->read_ini_file($this->spoolroot.'/spool/conf/platal.dynamic.conf');
+    }
+    
+    /** Writes an ini file separated in categories
+     * @param filename the name of the file to write (overwrite existing)
+     * @param categories an array of categories (array of keys and values)
+     */              
+    private static function write_ini_file($filename, &$categories)
+    {
+        // [category]
+        // key = value
+        $f = fopen($filename, 'w');
+        foreach ($categories as $cat => $conf) {
+            fwrite($f, '; {{{ '.$cat."\n\n");
+            fwrite($f, '['.$cat.']'."\n\n");
+            foreach ($conf as $k => $v) {
+                fwrite($f, $k.' = "'.str_replace('"','\\"',$v).'"'."\n");
+            }
+            fwrite($f, "\n".'; }}}'."\n");
+        }
+        fwrite($f, '; vim:set syntax=dosini foldmethod=marker:'."\n");
+        fclose($f);
+    }
+    
+    /** Change dynamic config file
+     * @param conf array of keys and values to add or replace
+     * @param category name of category to change
+     * 
+     * Opens the dynamic conf file and set values from conf in specified
+     * category. Updates config vars too.
+     */ 
+    public function change_dynamic_config($conf, $category = 'Core')
+    {
+        $dynamicfile = $this->spoolroot.'/spool/conf/platal.dynamic.conf';
+        $array = parse_ini_file($dynamicfile, true);
+        if (!is_array($array)) {
+            // dynamic conf is empty
+            $array = array($category => $conf);
+        } else {
+            // looks for a category that looks the same (case insensitive)
+            $same = false;
+            foreach ($array as $m => &$c) {
+                if (strtolower($m) == strtolower($category)) {
+                    $same = $m;
+                    break;
+                }
+            }
+            if (!$same) {
+                // this category doesn't exist yet
+                $array[$category] = $conf;
+            } else {
+                // this category already exists
+                $conflower = array();
+                foreach ($conf as $k => $v) {
+                    $conflower[strtolower($k)] = $v;
+                }
+                // $conflower is now same as $conf but with lower case keys
+                // replaces values of keys that already exists
+                foreach ($array[$same] as $k => $v) {
+                    if (isset($conflower[strtolower($k)])) {
+                        $array[$same][$k] = $conflower[strtolower($k)];
+                        unset($conflower[strtolower($k)]);
+                    }
+                }
+                // add new keys
+                foreach ($conf as $k => $v) {
+                    if (isset($conflower[strtolower($k)])) {
+                        $array[$same][$k] = $v;
+                    }
+                } 
+            }
+        }
+        // writes the file over
+        PlatalGlobals::write_ini_file($dynamicfile, $array);
+        // rereads the new config to correctly set vars
+        $this->read_ini_file($dynamicfile);
     }
 
     private function setlocale()