X-Git-Url: http://git.polytechnique.org/?a=blobdiff_plain;f=include%2Fplatal.inc.php;h=a638d0d23bef612b7ceb792e54ede281719c1a69;hb=88541046480799a8d92eba186f22e22c0c64efb0;hp=cffcb58a72d009e541871193d0777b812261673e;hpb=3ecd0a882aebbb539b4b0e507a360e961cd51c63;p=platal.git

diff --git a/include/platal.inc.php b/include/platal.inc.php
index cffcb58..a638d0d 100644
--- a/include/platal.inc.php
+++ b/include/platal.inc.php
@@ -1,6 +1,6 @@
 <?php
 /***************************************************************************
- *  Copyright (C) 2003-2009 Polytechnique.org                              *
+ *  Copyright (C) 2003-2010 Polytechnique.org                              *
  *  http://opensource.polytechnique.org/                                   *
  *                                                                         *
  *  This program is free software; you can redistribute it and/or modify   *
@@ -39,12 +39,19 @@ define('NO_HTTPS', 2);
 function pl_autoload($cls, array $pathes = array())
 {
     $cls  = strtolower($cls);
+    if (starts_with($cls, 'xdb')) {
+        $cls = 'xdb';
+    } else if (starts_with($cls, 'pldbtable')) {
+        $cls = 'pldbtableentry';
+    }
     $basepath = dirname(dirname(dirname(__FILE__)));
 
     array_unshift($pathes, 'core/classes', 'classes');
     foreach ($pathes as $path) {
-        if (@include_once "$basepath/$path/$cls.php") {
-            return true;
+        if (file_exists("$basepath/$path/$cls.php")) {
+            if (include_once "$basepath/$path/$cls.php") {
+                return true;
+            }
         }
     }
     return false;
@@ -58,6 +65,7 @@ function pl_core_include($file)
 
 function pl_error_handler($errno, $errstr, $errfile, $errline)
 {
+
     static $errortype;
     if (!error_reporting())
         return;
@@ -86,19 +94,17 @@ function pl_error_handler($errno, $errstr, $errfile, $errline)
             return;
         }
     }
-
     $type = isset($errortype[$errno]) ? $errortype[$errno] : $errno;
-    $errstr = utf8_encode(htmlentities($errstr));
-    $GLOBALS['pl_errors'][] =
-        "<div class='phperror'>".
-        "<strong>{$type}</strong> <em>$errstr</em><br />".
-        "<tt>$errfile : $errline</tt>".
-        "</div>";
-}
+    $error = strpos($type, 'Warning') !== false || strpos($type, 'Error') !==false;
 
-function pl_clear_errors()
-{
-    unset($GLOBALS['pl_errors']);
+    pl_autoload('PlBacktrace');
+    if (!isset(PlBacktrace::$bt['PHP Errors'])) {
+        new PlBacktrace('PHP Errors');
+    }
+    PlBacktrace::$bt['PHP Errors']->newEvent("$type: $errstr",
+                                             0, $error ? $errstr : null,
+                                             array(array('file' => $errfile,
+                                                         'line' => $errline)));
 }
 
 function pl_dump_env()
@@ -111,15 +117,27 @@ function pl_dump_env()
     echo "</pre></div>";
 }
 
-function pl_print_errors()
+function pl_print_errors($html = false)
 {
-    if (!empty($GLOBALS['pl_errors'])) {
-        print join("\n", $GLOBALS['pl_errors']);
+    if (!isset(PlBacktrace::$bt['PHP Errors'])) {
+        return;
+    }
+    foreach (PlBacktrace::$bt['PHP Errors']->traces as $trace) {
+        if ($html) {
+            echo "<pre>";
+        }
+        print "{$trace['action']}\n";
+        print "  {$trace['data'][0]['file']}: {$trace['data'][0]['line']}\n";
+        if ($html) {
+            echo "</pre>";
+        }
     }
 }
 
 set_error_handler('pl_error_handler', E_ALL | E_STRICT);
-register_shutdown_function('pl_print_errors');
+if (php_sapi_name() == 'cli') {
+    register_shutdown_function('pl_print_errors');
+}
 //register_shutdown_function('pl_dump_env');
 
 /** Check if the string is utf8
@@ -176,5 +194,76 @@ function pl_entity_decode($text, $mode = ENT_COMPAT)
     return html_entity_decode($text, $mode, 'UTF-8');
 }
 
+function pl_flatten_aux(array &$dest, array $src)
+{
+    foreach ($src as $val) {
+        if (is_array($val)) {
+            pl_flatten_aux($dest, $val);
+        } else {
+            $dest[] = $val;
+        }
+    }
+}
+
+function pl_flatten(array $array)
+{
+    $res = array();
+    pl_flatten_aux($res, $array);
+    return $res;
+}
+
+/**
+ * Returns the path of a static content, including, when appropriate, the
+ * version number. This is used to avoid cross-version cache issues, by ensuiring
+ * that all static resources are served on a unique path.
+ */
+function pl_static_content_path($path, $filename)
+{
+    global $globals;
+    if (isset($globals) && isset($globals->version)) {
+        return $path . $globals->version . '/' . $filename;
+    } else {
+        return $path . $filename;
+    }
+}
+
+/**
+ * Adds content type headers; by default the encoding used is utf-8.
+ */
+function pl_content_headers($content_type, $encoding = 'utf-8')
+{
+    if (is_null($encoding)) {
+        header("Content-Type: $content_type");
+    } else {
+        header("Content-Type: $content_type; charset=$encoding");
+    }
+}
+
+/**
+ * Adds content type and caching headers for content generated by plat/al. The
+ * cache duration defaults to the global static_cache_duration. No encoding is
+ * applied by default.
+ */
+function pl_cached_content_headers($content_type, $encoding = null, $cache_duration = -1)
+{
+    global $globals;
+    $cache_duration = ($cache_duration < 0 ? $globals->static_cache_duration : $cache_duration);
+
+    header("Cache-Control: max-age=$cache_duration");
+    header("Expires: " . gmdate('D, d M Y H:i:s', time() + $cache_duration) . " GMT");
+    header("Pragma: ");
+    pl_content_headers($content_type, $encoding);
+}
+
+/**
+ * Same as above, but applying an expiration time suitable for cacheable dynamic
+ * content (eg. photos, logos, ...).
+ */
+function pl_cached_dynamic_content_headers($content_type, $encoding = null)
+{
+    global $globals;
+    pl_cached_content_headers($content_type, $encoding, $globals->dynamic_cache_duration);
+}
+
 // vim:set et sw=4 sts=4 sws=4 foldmethod=marker enc=utf-8:
 ?>