]> git.wh0rd.org - tt-rss.git/blobdiff - include/functions.php
split authentication to separate modules
[tt-rss.git] / include / functions.php
index cb24cb877782066a87466ac4e8dff28fc0da10b4..f2243cf93772de3d5289cfcd33189e2136c6084b 100644 (file)
@@ -1,6 +1,13 @@
 <?php
        define('EXPECTED_CONFIG_VERSION', 25);
-       define('SCHEMA_VERSION', 93);
+       define('SCHEMA_VERSION', 94);
+
+       function __autoload($class) {
+               $file = "classes/".strtolower(basename($class)).".php";
+               if (file_exists($file)) {
+                       require $file;
+               }
+       }
 
        mb_internal_encoding("UTF-8");
        date_default_timezone_set('UTC');
                return "";
        }
 
-       function get_login_by_ssl_certificate($link) {
-
-               $cert_serial = db_escape_string(get_ssl_certificate_id());
-
-               if ($cert_serial) {
-                       $result = db_query($link, "SELECT login FROM ttrss_user_prefs, ttrss_users
-                               WHERE pref_name = 'SSL_CERT_SERIAL' AND value = '$cert_serial' AND
-                               owner_uid = ttrss_users.id");
-
-                       if (db_num_rows($result) != 0) {
-                               return db_escape_string(db_fetch_result($result, 0, "login"));
-                       }
-               }
-
-               return "";
-       }
-
-       function get_remote_user($link) {
-
-               if (defined('ALLOW_REMOTE_USER_AUTH') && ALLOW_REMOTE_USER_AUTH) {
-                       return db_escape_string($_SERVER["REMOTE_USER"]);
-               }
-
-               return db_escape_string(get_login_by_ssl_certificate($link));
-       }
-
-       function get_remote_fakepass($link) {
-               if (get_remote_user($link))
-                       return "******";
-               else
-                       return "";
-       }
-
-       function authenticate_user($link, $login, $password, $force_auth = false) {
+       function authenticate_user($link, $login, $password, $check_only = false) {
 
                if (!SINGLE_USER_MODE) {
 
-                       $pwd_hash1 = encrypt_password($password);
-                       $pwd_hash2 = encrypt_password($password, $login);
-                       $login = db_escape_string($login);
-
-                       $remote_user = get_remote_user($link);
-
-                       if ($remote_user && $remote_user == $login && $login != "admin") {
-
-                               $login = $remote_user;
+                       $user_id = false;
+                       $modules = explode(",", AUTH_MODULES);
 
-                               $query = "SELECT id,login,access_level,pwd_hash
-                   FROM ttrss_users WHERE
-                                       login = '$login'";
+                       foreach ($modules as $module) {
+                               $module_class = "auth_$module";
+                               if (class_exists($module_class)) {
+                                       $authenticator = new $module_class($link);
 
-                               if (defined('AUTO_CREATE_USER') && AUTO_CREATE_USER
-                                               && $_SERVER["REMOTE_USER"]) {
-                                       $result = db_query($link, $query);
+                                       $user_id = (int) $authenticator->authenticate($login, $password);
 
-                                       // First login ?
-                                       if (db_num_rows($result) == 0) {
-                                               $salt = substr(bin2hex(get_random_bytes(125)), 0, 250);
-                                               $pwd_hash = encrypt_password($password, $salt, true);
-
-                                               $query2 = "INSERT INTO ttrss_users
-                                                               (login,access_level,last_login,created,pwd_hash,salt)
-                                                               VALUES ('$login', 0, null, NOW(), '$pwd_hash','$salt')";
-                                               db_query($link, $query2);
-                                       }
-                               }
-
-                       } else if (get_schema_version($link) > 87) {
-                               $result = db_query($link, "SELECT salt FROM ttrss_users WHERE
-                                       login = '$login'");
-
-                               if (db_num_rows($result) != 1) {
-                                       return false;
-                               }
-
-                               $salt = db_fetch_result($result, 0, "salt");
-
-                               if ($salt == "") {
-
-                                       $query = "SELECT id,login,access_level,pwd_hash
-                           FROM ttrss_users WHERE
-                                               login = '$login' AND (pwd_hash = '$pwd_hash1' OR
-                                               pwd_hash = '$pwd_hash2')";
-
-                                       // verify and upgrade password to new salt base
-
-                                       $result = db_query($link, $query);
-
-                                       if (db_num_rows($result) == 1) {
-                                               // upgrade password to MODE2
-
-                                               $salt = substr(bin2hex(get_random_bytes(125)), 0, 250);
-                                               $pwd_hash = encrypt_password($password, $salt, true);
-
-                                               db_query($link, "UPDATE ttrss_users SET
-                                                       pwd_hash = '$pwd_hash', salt = '$salt' WHERE login = '$login'");
-
-                                               $query = "SELECT id,login,access_level,pwd_hash
-                                   FROM ttrss_users WHERE
-                                                       login = '$login' AND pwd_hash = '$pwd_hash'";
-
-                                       } else {
-                                               return false;
-                                       }
+                                       if ($user_id) break;
 
                                } else {
-
-                                       $pwd_hash = encrypt_password($password, $salt, true);
-
-                                       $query = "SELECT id,login,access_level,pwd_hash
-                                FROM ttrss_users WHERE
-                                               login = '$login' AND pwd_hash = '$pwd_hash'";
-
+                                       print T_sprintf("Fatal: authentication module %s not found.", $module);
+                                       die;
                                }
-                       } else {
-                               $query = "SELECT id,login,access_level,pwd_hash
-                        FROM ttrss_users WHERE
-                                       login = '$login' AND (pwd_hash = '$pwd_hash1' OR
-                                               pwd_hash = '$pwd_hash2')";
                        }
 
-                       $result = db_query($link, $query);
+                       if ($user_id && !$check_only) {
+                               $_SESSION["uid"] = $user_id;
+
+                               $result = db_query($link, "SELECT login,access_level,pwd_hash FROM ttrss_users
+                                       WHERE id = '$user_id'");
 
-                       if (db_num_rows($result) == 1) {
-                               $_SESSION["uid"] = db_fetch_result($result, 0, "id");
                                $_SESSION["name"] = db_fetch_result($result, 0, "login");
                                $_SESSION["access_level"] = db_fetch_result($result, 0, "access_level");
                                $_SESSION["csrf_token"] = sha1(uniqid(rand(), true));
                                db_query($link, "UPDATE ttrss_users SET last_login = NOW() WHERE id = " .
                                        $_SESSION["uid"]);
 
-
-                               // LemonLDAP can send user informations via HTTP HEADER
-                               if (defined('AUTO_CREATE_USER') && AUTO_CREATE_USER){
-                                       // update user name
-                                       $fullname = $_SERVER['HTTP_USER_NAME'] ? $_SERVER['HTTP_USER_NAME'] : $_SERVER['AUTHENTICATE_CN'];
-                                       if ($fullname){
-                                               $fullname = db_escape_string($fullname);
-                                               db_query($link, "UPDATE ttrss_users SET full_name = '$fullname' WHERE id = " .
-                                                       $_SESSION["uid"]);
-                                       }
-                                       // update user mail
-                                       $email = $_SERVER['HTTP_USER_MAIL'] ? $_SERVER['HTTP_USER_MAIL'] : $_SERVER['AUTHENTICATE_MAIL'];
-                                       if ($email){
-                                               $email = db_escape_string($email);
-                                               db_query($link, "UPDATE ttrss_users SET email = '$email' WHERE id = " .
-                                                       $_SESSION["uid"]);
-                                       }
-                               }
-
                                $_SESSION["ip_address"] = $_SERVER["REMOTE_ADDR"];
                                $_SESSION["pwd_hash"] = db_fetch_result($result, 0, "pwd_hash");
 
                        $_SESSION["name"] = "admin";
                        $_SESSION["access_level"] = 10;
 
+                       $_SESSION["hide_hello"] = true;
+                       $_SESSION["hide_logout"] = true;
+
                        if (!$_SESSION["csrf_token"]) {
                                $_SESSION["csrf_token"] = sha1(uniqid(rand(), true));
                        }
 
                        if (!$_SESSION["uid"] || !validate_session($link)) {
 
-                               if (get_remote_user($link) && AUTO_LOGIN) {
-                                   authenticate_user($link, get_remote_user($link), null);
+                               if (AUTH_AUTO_LOGIN && authenticate_user($link, null, null)) {
                                    $_SESSION["ref_schema_version"] = get_schema_version($link, true);
                                } else {
+                                        authenticate_user($link, null, null, true);
                                    render_login_form($link, $mobile);
-                                   //header("Location: login.php");
                                    exit;
                                }
                        } else {
                                WHERE c2.parent_cat = ttrss_feed_categories.id) AS num_children
                        FROM ttrss_feed_categories, ttrss_cat_counters_cache
                        WHERE ttrss_cat_counters_cache.feed_id = id AND
+                       ttrss_cat_counters_cache.owner_uid = ttrss_feed_categories.owner_uid AND
                        ttrss_feed_categories.owner_uid = " . $_SESSION["uid"]);
 
                while ($line = db_fetch_assoc($result)) {
                                last_error, value AS count
                        FROM ttrss_feeds, ttrss_counters_cache
                        WHERE ttrss_feeds.owner_uid = ".$_SESSION["uid"]."
+                               AND ttrss_counters_cache.owner_uid = ttrss_feeds.owner_uid
                                AND ttrss_counters_cache.feed_id = id";
 
                $result = db_query($link, $query);
                print "</select>";
        }
 
-       function print_feed_cat_select($link, $id, $default_id = "",
-               $attributes = "", $include_all_cats = true) {
+       function print_feed_cat_select($link, $id, $default_id,
+               $attributes, $include_all_cats = true, $root_id = false, $nest_level = 0) {
 
-               print "<select id=\"$id\" name=\"$id\" default=\"$default_id\" onchange=\"catSelectOnChange(this)\" $attributes>";
+                       if (!$root_id) {
+                                       print "<select id=\"$id\" name=\"$id\" default=\"$default_id\" onchange=\"catSelectOnChange(this)\" $attributes>";
+                       }
 
-               if ($include_all_cats) {
-                       print "<option value=\"0\">".__('Uncategorized')."</option>";
-               }
+                       if ($root_id)
+                               $parent_qpart = "parent_cat = '$root_id'";
+                       else
+                               $parent_qpart = "parent_cat IS NULL";
 
-               $result = db_query($link, "SELECT id,title FROM ttrss_feed_categories
-                       WHERE owner_uid = ".$_SESSION["uid"]." ORDER BY title");
+                       $result = db_query($link, "SELECT id,title,
+                               (SELECT COUNT(id) FROM ttrss_feed_categories AS c2 WHERE
+                                       c2.parent_cat = ttrss_feed_categories.id) AS num_children
+                               FROM ttrss_feed_categories
+                               WHERE owner_uid = ".$_SESSION["uid"]." AND $parent_qpart ORDER BY title");
 
-               if (db_num_rows($result) > 0 && $include_all_cats) {
-                       print "<option disabled=\"1\">--------</option>";
-               }
+                       while ($line = db_fetch_assoc($result)) {
+                               if ($line["id"] == $default_id) {
+                                       $is_selected = "selected=\"1\"";
+                               } else {
+                                       $is_selected = "";
+                               }
 
-               while ($line = db_fetch_assoc($result)) {
-                       if ($line["id"] == $default_id) {
-                               $is_selected = "selected=\"1\"";
-                       } else {
-                               $is_selected = "";
+                               for ($i = 0; $i < $nest_level; $i++)
+                                       $line["title"] = " - " . $line["title"];
+
+                               if ($line["title"])
+                                       printf("<option $is_selected value='%d'>%s</option>",
+                                               $line["id"], htmlspecialchars($line["title"]));
+
+                               if ($line["num_children"] > 0)
+                                       print_feed_cat_select($link, $id, $default_id, $attributes,
+                                               $include_all_cats, $line["id"], $nest_level+1);
                        }
 
-                       if ($line["title"])
-                               printf("<option $is_selected value='%d'>%s</option>",
-                                       $line["id"], htmlspecialchars($line["title"]));
-               }
+                       if (!$root_id) {
+                               if ($include_all_cats) {
+                                       if (db_num_rows($result) > 0) {
+                                               print "<option disabled=\"1\">--------</option>";
+                                       }
 
-#              print "<option value=\"ADD_CAT\">" .__("Add category...") . "</option>";
+                                       if ($default_id == 0) {
+                                               $is_selected = "selected=\"1\"";
+                                       } else {
+                                               $is_selected = "";
+                                       }
 
-               print "</select>";
-       }
+                                       print "<option $is_selected value=\"0\">".__('Uncategorized')."</option>";
+                               }
+                               print "</select>";
+                       }
+               }
 
        function checkbox_to_sql_bool($val) {
                return ($val == "on") ? "true" : "false";
 
                $params["icons_url"] = ICONS_URL;
                $params["cookie_lifetime"] = SESSION_COOKIE_LIFETIME;
-               $params["default_include_children"] = $_SESSION["_DEFAULT_INCLUDE_CHILDREN"];
+               $params["default_include_children"] = get_pref($link, "_DEFAULT_INCLUDE_CHILDREN");
                $params["default_view_mode"] = get_pref($link, "_DEFAULT_VIEW_MODE");
                $params["default_view_limit"] = (int) get_pref($link, "_DEFAULT_VIEW_LIMIT");
                $params["default_view_order_by"] = get_pref($link, "_DEFAULT_VIEW_ORDER_BY");
                }
        }
 
-       function add_feed_category($link, $feed_cat) {
+       function get_feed_category($link, $feed_cat, $parent_cat_id = false) {
+               if ($parent_cat_id) {
+                       $parent_qpart = "parent_cat = '$parent_cat_id'";
+                       $parent_insert = "'$parent_cat_id'";
+               } else {
+                       $parent_qpart = "parent_cat IS NULL";
+                       $parent_insert = "NULL";
+               }
+
+               $result = db_query($link,
+                       "SELECT id FROM ttrss_feed_categories
+                       WHERE $parent_qpart AND title = '$feed_cat' AND owner_uid = ".$_SESSION["uid"]);
+
+               if (db_num_rows($result) == 0) {
+                       return false;
+               } else {
+                       return db_fetch_result($result, 0, "id");
+               }
+       }
+
+       function add_feed_category($link, $feed_cat, $parent_cat_id = false) {
 
                if (!$feed_cat) return false;
 
                db_query($link, "BEGIN");
 
+               if ($parent_cat_id) {
+                       $parent_qpart = "parent_cat = '$parent_cat_id'";
+                       $parent_insert = "'$parent_cat_id'";
+               } else {
+                       $parent_qpart = "parent_cat IS NULL";
+                       $parent_insert = "NULL";
+               }
+
                $result = db_query($link,
                        "SELECT id FROM ttrss_feed_categories
-                       WHERE title = '$feed_cat' AND owner_uid = ".$_SESSION["uid"]);
+                       WHERE $parent_qpart AND title = '$feed_cat' AND owner_uid = ".$_SESSION["uid"]);
 
                if (db_num_rows($result) == 0) {
 
                        $result = db_query($link,
-                               "INSERT INTO ttrss_feed_categories (owner_uid,title)
-                               VALUES ('".$_SESSION["uid"]."', '$feed_cat')");
+                               "INSERT INTO ttrss_feed_categories (owner_uid,title,parent_cat)
+                               VALUES ('".$_SESSION["uid"]."', '$feed_cat', $parent_insert)");
 
                        db_query($link, "COMMIT");