From ff40907fe30895986b838600ecc86cfe0081421c Mon Sep 17 00:00:00 2001
From: Shish <shish@shishnet.org>
Date: Tue, 14 Feb 2012 21:11:23 +0000
Subject: [PATCH] and commit the file...

---
 core/userclass.class.php | 94 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 94 insertions(+)
 create mode 100644 core/userclass.class.php

diff --git a/core/userclass.class.php b/core/userclass.class.php
new file mode 100644
index 00000000..472145e3
--- /dev/null
+++ b/core/userclass.class.php
@@ -0,0 +1,94 @@
+<?php
+$_user_classes = array();
+
+class UserClass {
+	var $name = null;
+	var $parent = null;
+	var $abilities = array();
+
+	public function __construct($name, $parent=null, $abilities=array()) {
+		$this->name = $name;
+		$this->parent = $parent;
+		$this->abilities = $abilities;
+	}
+
+	public function can(/*string*/ $ability) {
+		global $config;
+
+		if(array_key_exists($ability, $this->abilities)) {
+			$val = $this->abilities[$ability];
+			if(is_bool($val)) return $val;
+			else return $config->get_bool($val, false);
+		}
+		else if(!is_null($this->parent)) {
+			return $this->parent->can($ability);
+		}
+		else {
+			die("Unknown ability: ".html_escape($ability));
+		}
+	}
+}
+
+$_user_class_base = new UserClass("base", null, array(
+	"change_setting" => False,  # web-level settings, eg the config table
+	"override_config" => False, # sys-level config, eg config.php
+	"big_search" => False,      # more than 3 tags (speed mode only)
+	"lock_image" => False,
+	"view_ip" => False,         # view IP addresses associated with things
+	"ban_ip" => False,
+	"change_password" => False,
+	"change_user_info" => False,
+	"delete_user" => False,
+	"delete_image" => False,
+	"delete_comment" => False,
+	"replace_image" => False,
+	"manage_extension_list" => False,
+	"manage_alias_list" => False,
+	"edit_image_tag" => False,
+	"edit_image_source" => False,
+	"edit_image_owner" => False,
+	"mass_tag_edit" => False,
+	"report_image" => False,
+	"view_image_report" => False,
+));
+$_user_classes["anonymous"] = new UserClass("anonymous", $_user_class_base, array(
+	"edit_image_tag" => "tag_edit_anon",
+	"edit_image_source" => "source_edit_anon",
+	"report_image" => "report_image_anon",
+));
+$_user_classes["user"] = new UserClass("user", $_user_class_base, array(
+	"big_search" => True,
+	"edit_image_tag" => True,
+	"edit_image_source" => True,
+	"report_image" => True,
+));
+$_user_classes["admin"] = new UserClass("admin", $_user_class_base, array(
+	"change_setting" => True,
+	"override_config" => True,
+	"big_search" => True,
+	"lock_image" => True,
+	"view_ip" => True,
+	"ban_ip" => True,
+	"change_password" => True,
+	"change_user_info" => True,
+	"delete_user" => True,
+	"delete_image" => True,
+	"delete_comment" => True,
+	"replace_image" => True,
+	"manage_extension_list" => True,
+	"manage_alias_list" => True,
+	"edit_image_tag" => True,
+	"edit_image_source" => True,
+	"edit_image_owner" => True,
+	"mass_tag_edit" => True,
+	"report_image" => True,
+	"view_image_report" => True,
+));
+
+foreach(unserialize(EXTRA_USER_CLASSES) as $class_info) {
+	$name = $class_info[0];
+	$base = $_user_classes[$class_info[1]];
+	$abilities = $class_info[2];
+	$_user_classes[$name] = new UserClass($name, $base, $abilities);
+}
+?>