user.module 84.2 KB
Newer Older
Dries's avatar
 
Dries committed
1 2 3 4 5 6
<?php
// $Id$

session_set_save_handler("sess_open", "sess_close", "sess_read", "sess_write", "sess_destroy", "sess_gc");
session_start();

7
function user_system($field){
Kjartan's avatar
Kjartan committed
8
  $system["description"] = t("Enables the user registration and login system.");
9 10 11
  return $system[$field];
}

Dries's avatar
 
Dries committed
12 13 14 15 16 17 18 19 20 21 22 23 24 25
/*** Session functions *****************************************************/

function sess_open($save_path, $session_name) {
  return 1;
}

function sess_close() {
  return 1;
}

function sess_read($key) {
  global $user;
  $user = user_load(array("sid" => $key, "status" => 1));

26
  return !empty($user->session) ? $user->session : '';
Dries's avatar
 
Dries committed
27 28 29 30 31
}

function sess_write($key, $value) {
  global $HTTP_SERVER_VARS;

Dries's avatar
 
Dries committed
32
  db_query("UPDATE users SET hostname = '%s', session = '%s', timestamp = '%s' WHERE sid = '$key'", $HTTP_SERVER_VARS["REMOTE_ADDR"], $value, time());
Dries's avatar
 
Dries committed
33

Dries's avatar
 
Dries committed
34 35 36 37 38 39
  return '';
}

function sess_destroy($key) {
  global $HTTP_SERVER_VARS;

Dries's avatar
 
Dries committed
40
  db_query("UPDATE users SET hostname = '%s', timestamp = '%s', sid = '' WHERE sid = '$key'", $HTTP_SERVER_VARS["REMOTE_ADDR"], time());
Dries's avatar
 
Dries committed
41 42 43 44 45 46 47 48 49
}

function sess_gc($lifetime) {
  return 1;
}

/*** Common functions ******************************************************/

function user_external_load($authname) {
Dries's avatar
 
Dries committed
50
  $arr_uid = db_query("SELECT uid FROM authmap WHERE authname = '%s'", $authname);
Dries's avatar
 
Dries committed
51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66

  if (db_fetch_object($arr_uid)) {
    $uid = db_result($arr_uid);
    return user_load(array("uid" => $uid));
  }
  else {
    return 0;
  }
}

function user_load($array = array()) {

  /*
  ** Dynamically compose a SQL query:
  */

Dries's avatar
 
Dries committed
67 68
  $query = "";

Dries's avatar
 
Dries committed
69 70
  foreach ($array as $key => $value) {
    if ($key == "pass") {
Kjartan's avatar
Kjartan committed
71
      $query .= "u.$key = '". md5($value) ."' AND ";
Dries's avatar
 
Dries committed
72 73
     }
    else {
Dries's avatar
 
Dries committed
74
      $query .= "u.$key = '". check_query($value) ."' AND ";
Dries's avatar
 
Dries committed
75 76
    }
  }
77
  $result = db_query("SELECT u.*, r.name AS role FROM users u LEFT JOIN role r ON u.rid = r.rid WHERE $query u.status < 3 LIMIT 1");
Dries's avatar
 
Dries committed
78 79

  $user = db_fetch_object($result);
Dries's avatar
 
Dries committed
80 81 82 83 84 85 86
  if ($data = unserialize($user->data)) {
    foreach ($data as $key => $value) {
      if (!isset($user->$key)) {
        $user->$key = $value;
      }
    }
  }
Dries's avatar
 
Dries committed
87 88 89 90 91 92

  return $user;
}

function user_save($account, $array = array()) {

Dries's avatar
 
Dries committed
93 94 95 96 97 98 99 100
  if (!user_access("administer users")) {
    if (array_intersect(array_keys($array), array("rid", "init", "rating", "session"))) {
      watchdog("warning", "detected malicious attempt to alter a protected database field");
    }

    unset($array["rid"], $array["init"], $array["rating"], $array["session"]);
  }

Dries's avatar
 
Dries committed
101 102 103 104
  /*
  ** Dynamically compose a SQL query:
  */

Kjartan's avatar
Kjartan committed
105
  $user_fields = user_fields();
Dries's avatar
 
Dries committed
106
  if ($account->uid) {
Dries's avatar
 
Dries committed
107
    $data = unserialize(db_result(db_query("SELECT data FROM users WHERE uid = '$account->uid'")));
Dries's avatar
 
Dries committed
108 109 110 111 112
    foreach ($array as $key => $value) {
      if ($key == "pass") {
        $query .= "$key = '". md5($value) ."', ";
      }
      else if (substr($key, 0, 4) !== "auth") {
Kjartan's avatar
Kjartan committed
113
        if (in_array($key, $user_fields)) {
Dries's avatar
 
Dries committed
114 115 116 117 118
          $query .= "$key = '". check_query($value) ."', ";
        }
        else {
          $data[$key] = $value;
        }
Dries's avatar
 
Dries committed
119 120
      }
    }
Dries's avatar
 
Dries committed
121
    $query .= "data = '". check_query(serialize($data)) ."', ";
Dries's avatar
 
Dries committed
122

Dries's avatar
 
Dries committed
123
    db_query("UPDATE users SET $query timestamp = '%s' WHERE uid = '$account->uid'", time());
Dries's avatar
 
Dries committed
124 125 126 127 128 129 130 131 132 133 134 135

    $user = user_load(array("uid" => $account->uid));
  }
  else {
    $array["timestamp"] = time();

    foreach ($array as $key => $value) {
      if ($key == "pass") {
        $fields[] = check_query($key);
        $values[] = "'". md5($value) ."'";
      }
      else if (substr($key, 0, 4) !== "auth") {
Kjartan's avatar
Kjartan committed
136
        if (in_array($key, $user_fields)) {
Dries's avatar
 
Dries committed
137 138 139 140 141 142
          $fields[] = check_query($key);
          $values[] = "'". check_query($value) ."'";
        }
        else {
          $data[$key] = $value;
        }
Dries's avatar
 
Dries committed
143 144 145
      }
    }

Dries's avatar
 
Dries committed
146
    $fields[] = "data";
Dries's avatar
 
Dries committed
147
    $values[] = "'". check_query(serialize($data)) ."'";
Dries's avatar
 
Dries committed
148

Dries's avatar
 
Dries committed
149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181
    db_query("INSERT INTO users (". implode(", ", $fields) .") VALUES (". implode(", ", $values) .")");

    $user = user_load(array("name" => $array["name"]));
  }

  foreach ($array as $key => $value) {
    if (substr($key, 0, 4) == "auth") {
      $authmaps[$key] = $value;
    }
  }

  if ($authmaps) {
    $result = user_set_authmaps($user, $authmaps);
  }

  return $user;
}

function user_set($account, $key, $value) {
  $account->data[$key] = $value;
  return $account;
}

function user_get($account, $key) {
  return $account->data[$key];
}

function user_validate_name($name) {

  /*
  ** Verify the syntax of the given name:
  */

Dries's avatar
 
Dries committed
182 183 184 185 186 187
  if (!$name) return t("You must enter a username.");
  if (ereg("^ ", $name)) return t("The username cannot begin with a space.");
  if (ereg(" \$", $name)) return t("The username cannot end with a space.");
  if (ereg("  ", $name)) return t("The username cannot contain multiple spaces in a row.");
  // if (ereg("[^a-zA-Z0-9@-@]", $name)) return t("The username contains an illegal character.");
  if (ereg('@', $name) && !eregi('@([0-9a-z](-?[0-9a-z])*\.)+[a-z]{2}([zmuvtg]|fo|me)?$', $name)) return t("The username is not a valid authentication ID.");
188
  if (!eregi('^[[:print:]]+', $name)) return t("The name contains an illegal character.");
Dries's avatar
 
Dries committed
189
  if (strlen($name) > 56) return t("The username '$name' is too long: it must be less than 56 characters.");
Dries's avatar
 
Dries committed
190 191 192 193 194 195 196 197 198
}

function user_validate_mail($mail) {

  /*
  ** Verify the syntax of the given e-mail address.  Empty e-mail addresses
  ** allowed.
  */

Dries's avatar
 
Dries committed
199
  if ($mail && !eregi("^[0-9a-z_\.-]+@(([0-9]{1,3}\.){3}[0-9]{1,3}|([0-9a-z][0-9a-z-]*[0-9a-z]\.)+[a-z]{2,})$", $mail)) {
Dries's avatar
 
Dries committed
200 201 202 203
    return t("The e-mail address '$mail' is not valid.");
  }
}

204
function user_validate_authmap($account, $authname, $module) {
Dries's avatar
 
Dries committed
205
  $result = db_query("SELECT COUNT(*) from authmap WHERE uid != '$account->uid' && authname = '%s'", $authname);
Dries's avatar
 
Dries committed
206 207 208 209
  if (db_result($result) > 0) {
    $name = module_invoke($module, "info", "name");
    return t("The %u ID %s is already taken.", array("%u" => ucfirst($name), "%s" => "<i>$authname</i>"));
  }
Dries's avatar
 
Dries committed
210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232
}

function user_password($min_length = 6) {

  /*
  ** Generate a human-readable password:
  */

  mt_srand((double)microtime() * 1000000);
  $words = explode(",", variable_get("user_password", "foo,bar,guy,neo,tux,moo,sun,asm,dot,god,axe,geek,nerd,fish,hack,star,mice,warp,moon,hero,cola,girl,fish,java,perl,boss,dark,sith,jedi,drop,mojo"));
  while (strlen($password) < $min_length) $password .= trim($words[mt_rand(0, count($words))]);
  return $password;
}

function user_access($string) {

  global $user;
  static $perm;

  /*
  ** To reduce the number of SQL queries, we cache the user's permissions
  ** in a static variable.
  */
233

Dries's avatar
 
Dries committed
234 235
  if (!$perm) {
    if ($user->uid) {
Kjartan's avatar
Kjartan committed
236
      $perm = db_result(db_query("SELECT p.perm FROM role r, permission p WHERE r.rid = p.rid AND name = '$user->role'"), 0);
Dries's avatar
 
Dries committed
237 238
    }
    else {
Kjartan's avatar
Kjartan committed
239
      $perm = db_result(db_query("SELECT p.perm FROM role r, permission p WHERE r.rid = p.rid AND name = 'anonymous user'"), 0);
Dries's avatar
 
Dries committed
240 241 242 243 244 245 246 247 248 249 250 251 252 253 254
    }
  }

  if ($user->uid == 1) {
    return 1;
  }
  else {
    return strstr($perm, $string);
  }

}

function user_mail($mail, $subject, $message, $header) {
  if (variable_get("smtp_library", "") && file_exists(variable_get("smtp_library", ""))) {
    include_once variable_get("smtp_library", "");
255
    return user_mail_wrapper($mail, $subject, $message, $header);
Dries's avatar
 
Dries committed
256 257
  }
  else {
258 259 260 261 262 263 264 265 266
    /*
    ** Note: if you are having problems with sending mail, or mails look wrong
    ** when they are recieved you may have to modify the str_replace to suit
    ** your systems.
    **  - \r\n will work under dos and windows.
    **  - \n will work for linux, unix and BSDs.
    **  - \r will work for macs.
    */
    return mail($mail, $subject, str_replace("\r", "", $message), $header);
Dries's avatar
 
Dries committed
267 268 269 270 271
  }
}

function user_deny($type, $mask) {

Dries's avatar
 
Dries committed
272
  $allow = db_fetch_object(db_query("SELECT * FROM access WHERE status = '1' AND type = '%s' AND LOWER('%s') LIKE LOWER(mask)", $type, $mask));
Dries's avatar
 
Dries committed
273

Dries's avatar
 
Dries committed
274
  $deny = db_fetch_object(db_query("SELECT * FROM access WHERE status = '0' AND type = '%s' AND LOWER('%s') LIKE LOWER(mask)", $type, $mask));
Dries's avatar
 
Dries committed
275 276 277 278 279 280 281 282 283

  if ($deny && !$allow) {
    return 1;
  }
  else {
    return 0;
  }
}

Dries's avatar
 
Dries committed
284 285
function user_fields() {
  static $fields;
Dries's avatar
 
Dries committed
286

Dries's avatar
 
Dries committed
287
  if (!$fields) {
Dries's avatar
 
Dries committed
288
    $result = db_query("SELECT * FROM users WHERE uid = 1");
Kjartan's avatar
Kjartan committed
289 290 291
    if (db_num_rows($result)) {
      $fields = array_keys(db_fetch_array($result));
    }
Dries's avatar
 
Dries committed
292
  }
Dries's avatar
 
Dries committed
293

Kjartan's avatar
Kjartan committed
294 295
  // Make sure we return the default fields at least
  return is_array($fields) ? $fields: array("uid", "name", "pass", "mail", "homepage", "mode", "sort", "threshold", "theme", "signature", "timestamp", "hostname", "status", "timezone", "rating", "language", "sid", "init", "session", "data", "rid");
Dries's avatar
 
Dries committed
296 297
}

Dries's avatar
 
Dries committed
298 299 300 301 302 303 304 305 306 307
/*** Module hooks **********************************************************/

function user_perm() {
  return array("administer users");
}

function user_search($keys) {
  global $PHP_SELF;
  $result = db_query("SELECT * FROM users WHERE name LIKE '%$keys%' LIMIT 20");
  while ($account = db_fetch_object($result)) {
Dries's avatar
 
Dries committed
308
    $find[$i++] = array("title" => $account->name, "link" => (strstr($PHP_SELF, "admin.php") ? drupal_url(array("mod" => "user", "op" => "edit", "id" => $account->uid), "admin") : drupal_url(array("mod" => "user", "op" => "view", "id" => $account->uid), "module")), "user" => $account->name);
Dries's avatar
 
Dries committed
309 310 311 312
  }
  return $find;
}

313
function user_block() {
Dries's avatar
 
Dries committed
314
  global $user, $edit;
315 316 317 318 319

  if ($user->uid) {
    // Display account settings:
    $block[0]["subject"] = $user->name;

Kjartan's avatar
Kjartan committed
320
    $output = "<div style=\"{ width: 155; }\">\n";
321

Dries's avatar
 
Dries committed
322 323
    $links = array_merge(module_invoke_all("link", "menu.create"), array(""), module_invoke_all("link", "menu.view"), array(""), module_invoke_all("link", "menu.settings"), array(""), module_invoke_all("link", "menu.misc"));
    $output .= @implode("<br />\n", $links);
324 325

    $output .= "</div>";
326
    $block[0]["content"] = $output;
327 328
  }
  else {
329
    $block[1]["subject"] = t("Log in");
330

Kjartan's avatar
Kjartan committed
331
    $output = "<div align=\"center\">\n";
332
    $output .= "<form action=\"". drupal_url(array("mod" => "user", "op" => "login"), "module") ."\" method=\"post\">\n";
Dries's avatar
 
Dries committed
333 334 335
    // Save the referer.  We record where the user came from such that we
    // can redirect him after having completed the login form.
    if (!$edit["destination"]) $edit["destination"] = request_uri();
Kjartan's avatar
Kjartan committed
336
    $output .= "<input name=\"edit[destination]\" type=\"hidden\" value=\"" . $edit["destination"] . "\" />";
337 338
    $output .= "<b>". t("Username") .":</b><br /><input name=\"edit[name]\" size=\"15\" /><br />\n";
    $output .= "<b>". t("Password") .":</b><br /><input name=\"edit[pass]\" size=\"15\" type=\"password\" /><br />\n";
Kjartan's avatar
Kjartan committed
339
    $output .= "<input name=\"edit[remember_me]\" type=\"checkbox\" />". t("Remember me") ."<br />\n";
Dries's avatar
 
Dries committed
340
    $output .= "<input name=\"edit[op]\" type=\"submit\" value=\"". t("Log in") ."\" /><br />\n";
Kjartan's avatar
Kjartan committed
341
    $output .= "</form></div>\n";
342
    if (variable_get("user_register", 1)) {
Dries's avatar
 
Dries committed
343
      $output .= "&raquo; ". lm(t("Create account?"), array("mod" => "user", "op" => "register"), "", array("title" => t("Create a new user account."))) ."<br />\n";
344
    }
Dries's avatar
 
Dries committed
345
    $output .= "&raquo; ". lm(t("Forgot password?"), array("mod" => "user", "op" => "password"), "", array("title" => t("Request new password via e-mail.")));
346

347
    $block[1]["content"] = $output;
348
  }
349

350
  $block[0]["info"] = t("User information");
Dries's avatar
 
Dries committed
351
  $block[0]["link"] = drupal_url(array("mod" => "user"), "module");
352

353
  $block[1]["info"] = t("Log in");
Dries's avatar
 
Dries committed
354
  $block[1]["link"] = drupal_url(array("mod" => "user"), "module");
355

Dries's avatar
 
Dries committed
356
  $result = db_query("SELECT uid, name FROM users WHERE timestamp > %d - %d ORDER BY timestamp DESC", time(), 30 * 60);
Kjartan's avatar
Kjartan committed
357 358

  if (db_num_rows($result)) {
359
    $output = "";
Kjartan's avatar
Kjartan committed
360
    while ($account = db_fetch_object($result)) {
Kjartan's avatar
Kjartan committed
361
      $output .= lm((strlen($account->name) > 15 ? substr($account->name, 0, 15) . '...' : $account->name), array("mod" => "user", "op" => "view", "id" => $account->uid)) ."<br />";
Kjartan's avatar
Kjartan committed
362
    }
363
    $block[2]["content"] = $output;
Kjartan's avatar
Kjartan committed
364
  }
365 366
  $block[2]["subject"] = t("Who's online");
  $block[2]["info"] = t("Who's online");
Dries's avatar
 
Dries committed
367 368 369
  $block[3]["subject"] = t("Who's new");
  $block[3]["info"] = t("Who's new");
  $block[3]["content"] = user_new_users();
Kjartan's avatar
Kjartan committed
370

371 372 373
  return $block;
}

Dries's avatar
 
Dries committed
374 375 376
function user_new_users() {
  $result = db_query("SELECT uid, name FROM users WHERE status != '0' ORDER BY uid DESC LIMIT 5");
  while ($account = db_fetch_object($result)) {
377
    $output .= lm((strlen($account->name) > 15 ? substr($account->name, 0, 15) . '...' : $account->name), array("mod" =>user, "op" => "view", "id" => $account->uid)) ."<br />";
Dries's avatar
 
Dries committed
378 379 380 381
  }
  return $output;
}

Dries's avatar
 
Dries committed
382 383
function user_link($type) {
  if ($type == "page") {
Kjartan's avatar
Kjartan committed
384
    $links[] = lm(t("user account"), array("mod" => "user"), "", array("title" => t("Create a user account, request a new password or edit your account settings.")));
Dries's avatar
 
Dries committed
385 386
  }

Dries's avatar
 
Dries committed
387
  if ($type == "menu.settings") {
Kjartan's avatar
Kjartan committed
388
    $links[] = lm(t("edit account"), array("mod" => "user", "op" => "edit"), "", array("title" => t("View and edit your account information.")));
Dries's avatar
 
Dries committed
389 390 391 392
  }

  if ($type == "menu.misc") {
    if (user_access("access administration pages")) {
393
      $links[] = la(t("administer %a", array("%a" => variable_get("site_name", "drupal"))), array(), "", array("title" => t("Access administration pages.")));
Dries's avatar
 
Dries committed
394 395
    }

Kjartan's avatar
Kjartan committed
396
    $links[] = lm(t("logout"), array("mod" => "user", "op" => "logout"), "", array("title" => t("Logout.")));
Dries's avatar
 
Dries committed
397 398 399
  }

  if ($type == "admin" && user_access("administer users")) {
Dries's avatar
 
Dries committed
400
    $links[] = la(t("user management"), array("mod" => "user"));
Dries's avatar
 
Dries committed
401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427
  }

  return $links ? $links : array();
}

function drupal_login($arguments) {
   // an XML-RPC method called by external clients (usually other Drupal instances)
  $argument = $arguments->getparam(0);
  $username = $argument->scalarval();
  $argument = $arguments->getparam(1);
  $password = $argument->scalarval();

  if ($user = user_load(array(name => "$username", "pass" => $password, "status" => 1))) {
    return new xmlrpcresp(new xmlrpcval($user->uid, "int"));
  }
  else {
    return new xmlrpcresp(new xmlrpcval(0, "int"));
  }
}


function user_xmlrpc() {
  return array("drupal.login" => array("function" => "drupal_login"));
}

/*** Authentication methods ************************************************/

428
function user_get_authname($account, $module) {
Dries's avatar
 
Dries committed
429 430

  /*
431
  **  Called by authentication modules in order to edit/view their authmap information.
Dries's avatar
 
Dries committed
432 433
  */

434 435 436 437
  $result = db_query("SELECT authname FROM authmap WHERE uid = '$account->uid' && module = '$module'");
  return db_result($result);
}

Dries's avatar
 
Dries committed
438

439 440 441 442 443 444 445
function user_get_authmaps($authname = NULL) {

  /*
  ** Accepts an user object, $account, or an DA name and returns an
  ** associtive array of modules and DA names. Called at external login.
  */

Dries's avatar
 
Dries committed
446
  $result = db_query("SELECT authname, module FROM authmap WHERE authname = '%s'", $authname);
Dries's avatar
 
Dries committed
447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463
  if (db_num_rows($result) > 0) {
    while ($authmap = db_fetch_object($result)) {
      $authmaps[$authmap->module] = $authmap->authname;
    }
    return $authmaps;
  }
  else {
    return 0;
  }
}

function user_set_authmaps($account, $authmaps) {
  foreach ($authmaps as $key => $value) {
    $module = explode("_", $key, 2);
    if ($value) {
      $result = db_query("SELECT COUNT(*) from authmap WHERE uid = '$account->uid' && module = '$module[1]'");
      if (db_result($result) == 0) {
Dries's avatar
 
Dries committed
464
        $result = db_query("INSERT INTO authmap (authname, uid, module) VALUES ('%s', '%s', '%s')", $value, $account->uid, $module[1]);
Dries's avatar
 
Dries committed
465 466
      }
      else {
Dries's avatar
 
Dries committed
467
        $result = db_query("UPDATE authmap SET authname = '%s' WHERE uid = '$account->uid' && module = '$module[1]'", $value);
Dries's avatar
 
Dries committed
468 469 470 471 472 473 474 475 476 477
      }
    }
    else {
      $result = db_query("DELETE FROM authmap WHERE uid = '$account->uid' && module = '$module[1]'");
    }
  }
  return $result;
}

function user_auth_help_links() {
478
  $links = array();
Dries's avatar
 
Dries committed
479 480
  foreach (module_list() as $module) {
    if (module_hook($module, "auth_help")) {
Kjartan's avatar
Kjartan committed
481
      $links[] = lm(module_invoke($module, "info", "name"), array("mod" => "user", "op" => "help"), $module);
Dries's avatar
 
Dries committed
482 483 484 485 486 487 488
    }
  }
  return $links;
}

/*** User features *********************************************************/

Dries's avatar
 
Dries committed
489 490
function user_login($edit = array(), $msg = "") {
  global $user, $referer;
Dries's avatar
 
Dries committed
491 492 493 494 495 496

  /*
  ** If we are already logged on, go to the user page instead.
  */

  if ($user->uid) {
Dries's avatar
 
Dries committed
497
    drupal_goto(drupal_url(array("mod" => "user"), "module"));
Dries's avatar
 
Dries committed
498 499 500
  }

  if (user_deny("user", $edit["name"])) {
Dries's avatar
 
Dries committed
501
    $error = t("The name '%s' has been denied access.", array("%s" => $edit["name"]));
Dries's avatar
 
Dries committed
502 503 504 505
  }
  else if ($edit["name"] && $edit["pass"]) {

    /*
Dries's avatar
 
Dries committed
506
    ** Try to log in the user locally:
Dries's avatar
 
Dries committed
507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528
    */

    if (!$user) {
      $name = check_input($edit["name"]);
      $pass = check_input($edit["pass"]);
      $user = user_load(array("name" => $name, "pass" => $pass, "status" => 1));
    }

    /*
    ** Strip name and server from ID:
    */

    if ($server = strrchr($edit["name"], "@")) {
      $name = check_input(substr($edit["name"], 0, strlen($edit["name"]) - strlen($server)));
      $server = check_input(substr($server, 1));
      $pass = check_input($edit["pass"]);
    }

    /*
    ** When possible, determine corrosponding external auth source. Invoke source, and login user if successful:
    */

529
    if (!$user && $server && $result = user_get_authmaps("$name@$server")) {
Dries's avatar
 
Dries committed
530 531 532 533 534
      if (module_invoke(key($result), "auth", $name, $pass, $server)) {
        $user = user_external_load("$name@$server");
        watchdog("user", "external load: $name@$server, module: " . key($result));
      }
      else {
Dries's avatar
 
Dries committed
535
        $error = t("Invalid password for %s.", array("%s" => "<i>$name@$server</i>"));
Dries's avatar
 
Dries committed
536 537 538 539 540 541 542 543 544 545 546 547 548
      }
    }

     /*
    ** Try each external authentication source in series. Register user if successful.
    */

    else if (!$user && $server) {
      foreach (module_list() as $module) {
        if (module_hook($module, "auth")) {
          if (module_invoke($module, "auth", $name, $pass, $server)) {
            if (variable_get("user_register", 1) == 1 && !user_load(array("name" => "$name@$server"))) { //register this new user
              watchdog("user", "new user: $name@$server ($module ID)");
549
              $user = user_save("", array("name" => "$name@$server", "pass" => user_password(), "init" => "$name@$server", "rid" => _user_authenticated_id(), "status" => 1, "authname_$module" => "$name@$server"));
Dries's avatar
 
Dries committed
550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572
              break;
            }
          }
        }
      }
    }

    if ($user->uid) {
      watchdog("user", "session opened for '$user->name'");

      /*
      ** Write session ID to database:
      */

      user_save($user, array("sid" => session_id()));

      /*
      ** If the user wants to be remembered, set the proper cookie such
      ** that the session won't expire.
      */

      if ($edit["remember_me"]) {
        setcookie(session_name(), session_id(), time() + 3600 * 24 * 365);
Dries's avatar
 
Dries committed
573
      }
Dries's avatar
 
Dries committed
574 575 576 577 578
      else {
        setcookie(session_name(), session_id());
      }

      /*
Dries's avatar
 
Dries committed
579
      ** Redirect the user to the page he logged on from.
Dries's avatar
 
Dries committed
580 581
      */

Dries's avatar
 
Dries committed
582
      drupal_goto($edit["destination"]);
Dries's avatar
 
Dries committed
583 584 585
    }
    else {
      if (!$error) {
586
        $error = t("Sorry.  Unrecognized username or password.") ." ". lm(t("Have you forgotten your password?"), array("mod" => "user", "op" => "password"));
Dries's avatar
 
Dries committed
587 588 589 590 591 592 593 594 595 596 597 598 599 600 601
      }
      if ($server) {
        watchdog("user", "failed login for '$name@$server': $error");
      }
      else {
        watchdog("user", "failed login for '$name': $error");
      }
    }
  }

  /*
  ** Display error message (if any):
  */

  if ($error) {
Kjartan's avatar
Kjartan committed
602
    $output .= "<p><span style=\"color: red;\" class=\"error\">". check_output($error) ."</span></p>";
Dries's avatar
 
Dries committed
603 604
  }

Dries's avatar
 
Dries committed
605 606 607 608 609 610 611 612 613 614
  /*
  ** Save the referer.  We record where the user came from such that we
  ** can redirect him after having completed the login form.
  */

  if (!$edit["destination"]) {
    $edit["destination"] = request_uri();
  }
  $output .= form_hidden("destination", $edit["destination"]);

Dries's avatar
 
Dries committed
615 616 617 618
  /*
  ** Display login form:
  */

Dries's avatar
 
Dries committed
619 620 621
  if ($msg) {
    $output .= "<p>$msg</p>";
  }
Kjartan's avatar
Kjartan committed
622
  //TODO: alter text if there are not affiliates
Dries's avatar
 
Dries committed
623
  $output .= form_textfield(t("Username"), "name", $edit["name"], 20, 64, t("Enter your %s username, or an ID from one of our affiliates: %a.", array("%s" => variable_get("site_name", "local"), "%a" => implode(", ", user_auth_help_links()))));
Dries's avatar
 
Dries committed
624
  $output .= form_password(t("Password"), "pass", $pass, 20, 64, t("Enter the password that accompanies your username."));
625
  $output .= form_checkbox(t("Remember me"), "remember_me", 1, 0, 0);
Dries's avatar
 
Dries committed
626
  $output .= form_submit(t("Log in"));
627 628 629 630 631
  $output .= "<p>&raquo; ". lm(t("E-mail new password"), array("mod" => "user", "op" => "password")). "<br />";
  if (variable_get("user_register", 1)) {
    $output .= "&raquo; ". lm(t("Create new account"), array("mod" => "user", "op" => "register"));
  }
  $output .= "</p>";
Dries's avatar
 
Dries committed
632

Dries's avatar
 
Dries committed
633
  return form($output, "post", drupal_url(array ("mod" => "user"), "module"));
Dries's avatar
 
Dries committed
634 635
}

636 637 638 639
function _user_authenticated_id() {
  return db_result(db_query("SELECT rid FROM role WHERE name = 'authenticated user'"));
}

Dries's avatar
 
Dries committed
640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663
function user_logout() {
  global $user;

  if ($user->uid) {
    watchdog("user", "session closed for user '$user->name'");

    /*
    ** Destroy the current session:
    */

    session_destroy();
    unset($user);
  }

  /*
  ** Redirect the user to his personal information page:
  */

  drupal_goto("index.php");

}

function user_pass($edit = array()) {

Kjartan's avatar
Kjartan committed
664
  if ($edit["name"]) {
Dries's avatar
 
Dries committed
665 666
    $account = db_fetch_object(db_query("SELECT uid, name, mail FROM users WHERE name = '%s'", $edit["name"]));
    if (!$account) $error = t("Sorry. The username <i>%s</i> is not recognized.", array("%s" => $edit["name"]));
667
  }
Kjartan's avatar
Kjartan committed
668
  else if ($edit["mail"]) {
Dries's avatar
 
Dries committed
669 670
    $account = db_fetch_object(db_query("SELECT uid, name, mail FROM users WHERE mail = '%s'", $edit["mail"]));
    if (!$account) $error = t("Sorry. The e-mail address <i>%s</i> is not recognized.", array("%s" => $edit["mail"]));
Kjartan's avatar
Kjartan committed
671 672
  }
  if ($account) {
Dries's avatar
 
Dries committed
673

674
      $from = variable_get("site_mail", ini_get("sendmail_from"));
Dries's avatar
 
Dries committed
675 676 677 678 679 680 681 682 683 684 685 686
      $pass = user_password();

      /*
      ** Save new password:
      */

      user_save($account, array("pass" => $pass));

      /*
      ** Mail new password:
      */

687
      $variables = array("%username" => $account->name, "%site" => variable_get("site_name", "drupal"), "%password" => $pass, "%uri" => path_uri(), "%uri_brief" => path_uri(1), "%mailto" => $account->mail, "%date" => format_date(time()));
688
      $subject = strtr(variable_get("user_mail_pass_subject", t("Replacement login information for %username at %site")), $variables);
Dries's avatar
 
Dries committed
689
      $body = strtr(variable_get("user_mail_pass_body", t("%username,\n\nHere is your new password for %site.  You may now login to %uri". drupal_url(array("mod" => "user", "op" => "login"), "module") ." using the following username and password:\n\nusername: %username\npassword: %password\n\nAfter logging in, you may wish to change your password at %uri". drupal_url(array("mod" => "user", "op" => "edit"), "module") .".\n\nYour new %site membership also enables you to login to other Drupal powered websites (e.g. http://www.drop.org/) without registering.  Just use the following Drupal ID and password:\n\nDrupal ID: %username@%uri_brief\npassword: %password\n\n\n-- %site team")), $variables);
690 691
      $headers = "From: $from\nReply-to: $from\nX-Mailer: Drupal\nReturn-path: $from\nErrors-to: $from";
      user_mail($account->mail, $subject, $body, $headers);
Dries's avatar
 
Dries committed
692

693
      watchdog("user", "mail password: '". $account->name ."' &lt;". $account->mail ."&gt;");
Dries's avatar
 
Dries committed
694 695 696 697

      return t("Your password and further instructions have been sent to your e-mail address.");
    }
    else {
698

Kjartan's avatar
Kjartan committed
699 700 701
    // Display error message if necessary.
    if ($error) {
      $output .= "<p><span style=\"color: red;\" class=\"error\">". check_output($error) ."</span></p>";
Dries's avatar
 
Dries committed
702 703 704 705 706 707
    }

    /*
    ** Display form:
    */

Dries's avatar
 
Dries committed
708
    $output .= "<p>". sprintf(t("Enter your username %sor%s your e-mail address."), "<b><i>", "</i></b>") ."</p>";
Dries's avatar
 
Dries committed
709 710 711
    $output .= form_textfield(t("Username"), "name", $edit["name"], 30, 64);
    $output .= form_textfield(t("E-mail address"), "mail", $edit["mail"], 30, 64);
    $output .= form_submit(t("E-mail new password"));
712 713 714 715 716
    $output .= "<p>&raquo; ". lm(t("Log in"), array("mod" =>user, "op" => "login")) ."<br />";
    if (variable_get("user_register", 1)) {
      $output .= "&raquo; ". lm(t("Create new account"), array("mod" => "user", "op" => "register"));
    }
    $output .= "</p>";
Dries's avatar
 
Dries committed
717

Dries's avatar
 
Dries committed
718
    return form($output, "post", drupal_url(array ("mod" => "user"), "module"));
Dries's avatar
 
Dries committed
719 720 721 722
  }
}

function user_register($edit = array()) {
723 724 725 726 727 728 729
  global $user;

  /*
  ** If we are already logged on, go to the user page instead.
  */

  if ($user->uid) {
Dries's avatar
 
Dries committed
730
    drupal_goto(drupal_url(array("mod" => "user", "op" => "edit"), "module"));
731
  }
Dries's avatar
 
Dries committed
732 733 734 735 736 737 738 739 740

  if ($edit["name"] && $edit["mail"]) {
    if ($error = user_validate_name($edit["name"])) {
      // do nothing
    }
    else if ($error = user_validate_mail($edit["mail"])) {
      // do nothing
    }
    else if (user_deny("user", $edit["name"])) {
Dries's avatar
 
Dries committed
741
      $error = t("The name '%s' has been denied access.", array("%s" => $edit["name"]));
Dries's avatar
 
Dries committed
742 743
    }
    else if (user_deny("mail", $edit["mail"])) {
Dries's avatar
 
Dries committed
744
      $error = t("The e-mail address '%s' has been denied access.", array("%s" => $edit["mail"]));
Dries's avatar
 
Dries committed
745
    }
Dries's avatar
 
Dries committed
746 747
    else if (db_num_rows(db_query("SELECT name FROM users WHERE LOWER(name) = LOWER('%s')", $edit["name"])) > 0) {
      $error = t("The name '%s' is already taken.", array("%s" => $edit["name"]));
Dries's avatar
 
Dries committed
748
    }
Dries's avatar
 
Dries committed
749 750
    else if (db_num_rows(db_query("SELECT mail FROM users WHERE LOWER(mail) = LOWER('%s')", $edit["mail"])) > 0) {
      $error = t("The e-mail address '%s' is already taken.", array("%s" => $edit["mail"]));
Dries's avatar
 
Dries committed
751
    }
Dries's avatar
 
Dries committed
752
    else if (variable_get("user_register", 1) == 0) {
Dries's avatar
 
Dries committed
753 754 755
      $error = t("Public registrations have been disabled by the site administrator.");
    }
    else {
Dries's avatar
 
Dries committed
756 757 758 759 760 761 762 763 764 765 766 767 768 769 770
      foreach (module_list() as $module) {
        if (module_hook($module, "user")) {
          $result = module_invoke($module, "user", "register_validate", $edit, $user);
          if (is_array($result)) {
            $data = array_merge($data, $result);
          }
          elseif (is_string($result)) {
            $error = $result;
            break;
          }
        }
      }
      if (!$error) {
        $success = 1;
      }
Dries's avatar
 
Dries committed
771 772 773 774 775
    }
  }

  if ($success) {

776
    $from = variable_get("site_mail", ini_get("sendmail_from"));
Dries's avatar
 
Dries committed
777 778
    $pass = user_password();

779
    // create new user account, noting whether administrator approval is required
Kjartan's avatar
Kjartan committed
780
    admin_access_init();
781
    $account = user_save("", array_merge(array("name" => $edit["name"], "pass" => $pass, "init" => $edit["mail"], "mail" => $edit["mail"], "rid" => _user_authenticated_id(), "status" => (variable_get("user_register", 1) == 1 ? 1 : 0)), $data));
Kjartan's avatar
Kjartan committed
782
    watchdog("user", "new user: '". $edit["name"] ."' &lt;". $edit["mail"] ."&gt;");
Dries's avatar
 
Dries committed
783

784
    $variables = array("%username" => $edit["name"], "%site" => variable_get("site_name", "drupal"), "%password" => $pass, "%uri" => path_uri(), "%uri_brief" => path_uri(1), "%mailto" => $edit["mail"], "%date" => format_date(time()));
785

Dries's avatar
 
Dries committed
786
    //the first user may login immediately, and receives a customized welcome e-mail.
787
    if ($account->uid == 1) {
Kjartan's avatar
Kjartan committed
788
      user_mail($edit["mail"], t("drupal user account details for %s", array("%s" => $edit["name"])), strtr(t("%username,\n\nYou may now login to %uri using the following username and password:\n\n  username: %username\n  password: %password\n\nAfter logging in, you may wish to visit the following pages:\n\nAdministration: %uriadmin.php\nEdit user account: %uri". drupal_url(array("mod" => "user", "op" => "edit"), "module") ."\n\n--drupal"), $variables), "From: $from\nReply-to: $from\nX-Mailer: Drupal\nReturn-path: $from\nErrors-to: $from");
789
      // This should not be t()'ed. No point as its only shown once in the sites lifetime, and it would be bad to store the password
Dries's avatar
 
Dries committed
790
      $output .= "<p>Welcome to Drupal. You are user #1, which gives you full and immediate access.  All future registrants will receive their passwords via e-mail, so please configure your e-mail settings using the Administration pages.</p><p> Your password is <b>$pass</b>. You may change your password on the next page.</p><p>Please login below.</p>";
791
      $output .= form_hidden("name", $account->name);
792 793 794 795 796
      $output .= form_hidden("pass", $pass);
      $output .= form_submit(t("Log in"));
      return form($output);
    }
    else {
797 798 799 800 801 802
      if ($account->status) {
        /*
        ** Create new user account, no administrator approval required:
        */

        $subject = strtr(variable_get("user_mail_welcome_subject", t("User account details for %username at %site")), $variables);
Dries's avatar
 
Dries committed
803
        $body = strtr(variable_get("user_mail_welcome_body", t("%username,\n\nThank you for registering at %site. You may now login to %uri". drupal_url(array("mod" => "user", "op" => "login"), "module") ." using the following username and password:\n\nusername: %username\npassword: %password\n\nAfter logging in, you may wish to change your password at %urimodule.php?mod=user&op=edit\n\nYour new %site membership also enables to you to login to other Drupal powered websites (e.g. http://www.drop.org/) without registering. Just use the following Drupal ID and password:\n\nDrupal ID: %username@%uri_brief\npassword: %password\n\n\n--  %site team")), $variables);
804 805 806 807 808 809 810 811
        user_mail($edit["mail"], $subject, $body, "From: $from\nReply-to: $from\nX-Mailer: Drupal\nReturn-path: $from\nErrors-to: $from");
        return t("Your password and further instructions have been sent to your e-mail address.");
      }
      else {
        /*
        ** Create new user account, administrator approval required:
        */
        $subject = strtr(variable_get("user_mail_welcome_subject", t("User account details for %username at %site")), $variables);
Dries's avatar
 
Dries committed
812
        $body = strtr(variable_get("user_mail_welcome_body", t("%username,\n\nThank you for registering at %site. Your account will have to be approved by the site administrator. You may now login to %uri". drupal_url(array("mod" => "user", "op" => "login"), "module") ." using the following username and password:\n\nusername: %username\npassword: %password\n\nAfter logging in, you may wish to change your password at %urimodule.php?mod=user&op=edit\n\nYour new %site membership also enables to you to login to other Drupal powered websites (e.g. http://www.drop.org/) without registering. Just use the following Drupal ID and password:\n\nDrupal ID: %username@%uri_brief\npassword: %password\n\n\n--  %site team")), $variables);
813 814 815 816
        user_mail($edit["mail"], $subject, $body, "From: $from\nReply-to: $from\nX-Mailer: Drupal\nReturn-path: $from\nErrors-to: $from");
        user_mail(variable_get("site_mail", ini_get("sendmail_from")), $subject, t("%u has applied for an account.\n\n%uri", array("%u" => $account->name, "%uri" => path_uri() . drupal_url(array("mod" => "user", "op" => "edit", "id" => $account->uid), "admin"))), "From: $from\nReply-to: $from\nX-Mailer: Drupal\nReturn-path: $from\nErrors-to: $from");
        return t("Your password and further instructions have been sent to your e-mail address.");
      }
817
    }
Dries's avatar
 
Dries committed
818 819 820
  }
  else {
    if ($error) {
Kjartan's avatar
Kjartan committed
821
      $output .= "<p><span style=\"color: red;\" class=\"error\">". check_output($error) ."</span></p>";
Dries's avatar
 
Dries committed
822
    }
823
  }
Dries's avatar
 
Dries committed
824

825 826 827 828
  // display the registration form
  $affiliates = user_auth_help_links();
  if (array_count_values($affiliates) > 1) {
    $affiliates = implode(", ", $affiliates);
829
    $output .= "<p>" . t("Note: If you have an account with one of our affiliates (%s), you may ". lm("login now", array("mod" => "user", "op" => "login")) ." instead of registering.", array("%s" => $affiliates)) ."</p>";
830 831 832 833 834 835
  }
  $output .= form_textfield(t("Username"), "name", $edit["name"], 30, 64, t("Your full name or your prefered username: only letters, numbers and spaces are allowed."));
  $output .= form_textfield(t("E-mail address"), "mail", $edit["mail"], 30, 64, t("A password and instructions will be sent to this e-mail address, so make sure it is accurate."));
  foreach (module_list() as $module) {
    if (module_hook($module, "user")) {
      $output .= module_invoke($module, "user", "register_form", $edit, $user);
Dries's avatar
 
Dries committed
836
    }
Dries's avatar
 
Dries committed
837
  }
838
  $output .= form_submit(t("Create new account"));
839 840
  $output .= "<p>&raquo; ". lm(t("E-mail new password"), array("mod" => "user", "op" => "password")). "<br />";
  $output .= "&raquo; " .lm(t("Log in"), array("mod" => "user", "op" => "login")). "</p>";
Kjartan's avatar
Kjartan committed
841

842
  return form($output);
Dries's avatar
 
Dries committed
843 844
}

Kjartan's avatar
Kjartan committed
845 846 847

function user_delete() {
  global $edit, $user;
848

Kjartan's avatar
Kjartan committed
849
  if ($edit["confirm"]) {
850
    watchdog(user,"$user->name deactivated her own account.");
Kjartan's avatar
Kjartan committed
851 852 853 854
    db_query("UPDATE users SET mail = 'deleted', status='0' WHERE uid = '$user->uid'");
    $output .= t("Your account has been deactivated.");
  }
  else {
Dries's avatar
 
Dries committed
855
    $output .= form_item(t("Confirm Deletion"), t("You are about to deactivate your own user account. In addition, your e-mail address will be removed from the database."));
Kjartan's avatar
Kjartan committed
856 857 858 859 860 861 862
    $output .= form_hidden("confirm", 1);
    $output .= form_submit(t("Delete account"));
    $output = form($output);
  }
  return $output;
}

Dries's avatar
 
Dries committed
863
function user_edit($edit = array()) {
864
  global $user, $languages;
Dries's avatar
 
Dries committed
865 866 867 868 869 870 871 872 873

  if ($user->uid) {
    if ($edit["name"]) {
      if ($error = user_validate_name($edit["name"])) {
        // do nothing
      }
      else if ($error = user_validate_mail($edit["mail"])) {
        // do nothing
      }
Dries's avatar
 
Dries committed
874 875
      else if (db_num_rows(db_query("SELECT uid FROM users WHERE uid != '$user->uid' AND LOWER(name) = LOWER('%s')", $edit["name"])) > 0) {
        $error = t("The name '%s' is already taken.", array("%s" => $edit["name"]));
Dries's avatar
 
Dries committed
876
      }
Dries's avatar
 
Dries committed
877 878
      else if ($edit["mail"] && db_num_rows(db_query("SELECT uid FROM users WHERE uid != '$user->uid' AND LOWER(mail) = LOWER('%s')", $edit["mail"])) > 0) {
        $error = t("The e-mail address '%s' is already taken.", array("%s" => $edit["mail"]));
Dries's avatar
 
Dries committed
879 880
      }
      else if ($user->uid) {
Dries's avatar
 
Dries committed
881 882 883 884 885 886 887 888 889 890 891 892 893
        foreach (module_list() as $module) {
          if (module_hook($module, "user")) {
            $result = module_invoke($module, "user", "edit_validate", $edit, $user);
          }
          if (is_array($result)) {
            $data = array_merge($data, $result);
          }
          elseif (is_string($result)) {
            $error = $result;
            break;
          }
        }

Dries's avatar
 
Dries committed
894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909
        /*
        ** If required, check that proposed passwords match.  If so,
        ** add new password to $edit.
        */

        if ($edit["pass1"]) {
          if ($edit["pass1"] == $edit["pass2"]) {
            $edit["pass"] = $edit["pass1"];
          }
          else {
            $error = t("The specified passwords do not match.");
          }
        }

        unset($edit["pass1"], $edit["pass2"]);

Dries's avatar
 
Dries committed
910 911 912 913
        if (!$error) {
          /*
          ** Save user information:
          */
Dries's avatar
 
Dries committed
914

Dries's avatar
 
Dries committed
915
          $user = user_save($user, array_merge($edit, $data));
Dries's avatar
 
Dries committed
916

917
          $output .= t("Your user information changes have been saved.");
Dries's avatar
 
Dries committed
918
        }
Dries's avatar
 
Dries committed
919 920 921 922
      }
    }

    if ($error) {
Kjartan's avatar
Kjartan committed
923
      $output .= "<p><span style=\"color: red;\" class=\"error\">". check_output($error) ."</span></p>";
Dries's avatar
 
Dries committed
924 925
    }

Kjartan's avatar
Kjartan committed
926 927 928 929 930 931
    if (!$edit) {
      $edit = object2array($user);
    }

    $output .= form_textfield(t("Username"), "name", $edit["name"], 30, 55, t("Your full name or your prefered username: only letters, numbers and spaces are allowed."));
    $output .= form_textfield(t("E-mail address"), "mail", $edit["mail"], 30, 55, t("Insert a valid e-mail address.  All e-mails from the system will be sent to this address. The e-mail address is not made public and will only be used if you wish to receive a new password or wish to receive certain news or notifications by e-mail."));
Dries's avatar
 
Dries committed
932

Dries's avatar
 
Dries committed
933 934 935 936 937 938
    foreach (module_list() as $module) {
      if (module_hook($module, "user")) {
        $output .= module_invoke($module, "user", "edit_form", $edit, $user);
      }
    }

939
    $options = "<option value=\"\"". (("" == $key) ? " selected=\"selected\"" : "") .">". t("Default theme") ."</option>\n";
940
    foreach (theme_list() as $key => $value) {
941
      $options .= "<option value=\"$key\"". (($edit["theme"] == $key) ? " selected=\"selected\"" : "") .">$key - $value->description</option>\n";
942
    }
Dries's avatar
 
Dries committed
943 944
    $output .= form_item(t("Theme"), "<select name=\"edit[theme]\">$options</select>", t("Selecting a different theme will change the look and feel of the site."));
    for ($zone = -43200; $zone <= 46800; $zone += 3600) $zones[$zone] = date("l, F dS, Y - h:i A", time() - date("Z") + $zone) ." (GMT ". $zone / 3600 .")";
Kjartan's avatar
Kjartan committed
945 946
    $output .= form_select(t("Timezone"), "timezone", $edit["timezone"], $zones, t("Select what time you currently have and your timezone settings will be set appropriate."));
    $output .= form_select(t("Language"), "language", $edit["language"], $languages, t("Selecting a different language will change the language of the site."));
Dries's avatar
 
Dries committed
947
    $output .= form_item(t("Password"), "<input type=\"password\" name=\"edit[pass1]\" size=\"12\" maxlength=\"24\" /> <input type=\"password\" name=\"edit[pass2]\" size=\"12\" maxlength=\"24\" />", t("Enter your new password twice if you want to change your current password or leave it blank if you are happy with your current password."));
Dries's avatar
 
Dries committed
948
    $output .= form_submit(t("Save user information"));
949

Dries's avatar
 
Dries committed
950
    $output = form($output, "post", 0, "enctype=\"multipart/form-data\"");
Dries's avatar
 
Dries committed
951
  }
Dries's avatar
 
Dries committed
952 953 954
  else {
    $output = user_login();
  }
Dries's avatar
 
Dries committed
955 956 957 958 959

  return $output;
}

function user_menu() {
Dries's avatar
 
Dries committed
960 961 962
  $links[] = lm(t("view user information"), array("mod" => "user", "op" => "view"));
  $links[] = lm(t("edit user information"), array("mod" => "user", "op" => "edit"));
  $links[] = lm(t("delete account"), array("mod" => "user", "op" => "delete"));
Dries's avatar
 
Dries committed
963 964 965 966 967

  return "<div align=\"center\">". implode(" &middot; ", $links) ."</div>";
}

function user_view($uid = 0) {
968
  global $theme, $user;
Dries's avatar
 
Dries committed
969 970 971 972 973 974 975 976

  if (!$uid) {
    $uid = $user->uid;
  }

  if ($user->uid && $user->uid == $uid) {
    $output .= form_item(t("Name"), check_output("$user->name ($user->init)"));
    $output .= form_item(t("E-mail address"), check_output($user->mail));
Dries's avatar
 
Dries committed
977 978 979 980 981 982 983

    foreach (module_list() as $module) {
      if (module_hook($module, "user")) {
        $output .= module_invoke($module, "user", "view_private", "", $user);
      }
    }

Dries's avatar
 
Dries committed
984 985 986 987 988 989 990 991
    $theme->header();
    $theme->box(t("User account"), user_menu());
    $theme->box(t("View user information"), $output);
    $theme->footer();
  }
  else if ($uid && $account = user_load(array("uid" => $uid, "status" => 1))) {
    $output .= form_item(t("Name"), check_output($account->name));

Dries's avatar
 
Dries committed
992 993 994 995 996 997
    foreach (module_list() as $module) {
      if (module_hook($module, "user")) {
        $output .= module_invoke($module, "user", "view_public", "", $account);
      }
    }

Dries's avatar
 
Dries committed
998 999 1000 1001 1002 1003 1004
    $theme->header();
    $theme->box(t("View user information"), $output);
    $theme->footer();
  }
  else {
    $theme->header();
    $theme->box(t("Log in"), user_login());
1005 1006 1007
    if (variable_get("user_register", 1)) {
      $theme->box(t("Create new user account"), user_register());
    }
Dries's avatar
 
Dries committed
1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024
    $theme->box(t("E-mail new password"), user_pass());
    $theme->footer();
  }
}

function user_page() {
  global $edit, $op, $id, $theme;

  switch ($op) {
    case t("E-mail new password");
    case "password":
      $theme->header();
      $theme->box(t("E-mail new password"), user_pass($edit));
      $theme->footer();
      break;
    case t("Create new account"):
    case "register":
1025
      $output = user_register($edit);
Dries's avatar
 
Dries committed
1026
      $theme->header();
1027 1028 1029 1030 1031 1032
      if (variable_get("user_register", 1)) {
        $theme->box(t("Create new account"), $output);
      }
      else {
        print message_access();
      }
Dries's avatar
 
Dries committed
1033 1034 1035 1036 1037 1038 1039 1040 1041
      $theme->footer();
      break;
    case t("Log in"):
    case "login":
      $output = user_login($edit);
      $theme->header();
      $theme->box(t("Log in"), $output);
      $theme->footer();
      break;
1042
    case t("Delete account"):
Kjartan's avatar
Kjartan committed
1043 1044 1045 1046 1047 1048 1049
    case t("delete");
      $output = user_delete();
      $theme->header();
      $theme->box(t("User account"), user_menu());
      $theme->box(t("Delete account"), $output);
      $theme->footer();
      break;
1050
    case t("Save user information"):
Dries's avatar
 
Dries committed
1051 1052
    case "edit":
      $output = user_edit($edit);
Kjartan's avatar
Kjartan committed
1053
      $theme = theme_init();
Dries's avatar
 
Dries committed
1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067
      $theme->header();
      $theme->box(t("User account"), user_menu());
      $theme->box(t("Edit user information"), $output);
      $theme->footer();
      break;
    case "view":
      user_view($id);
      break;
    case t("Logout"):
    case "logout":
      print user_logout();
      break;
    case "help":
      $theme->header();
Dries's avatar
 
Dries committed
1068
      $theme->box(t("Distributed authentication"), user_help_users_da());
Dries's avatar
 
Dries committed
1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081
      $theme->footer();
      break;
    default:
      print user_view();
  }

}

/*** Administrative features ***********************************************/

function user_conf_options() {
  $output .= form_select("Public registrations", "user_register", variable_get("user_register", 1), array("Only site administrators can create new user accounts.", "Visitors can create accounts and no administrator approval is required.", "Visitors can create accounts but administrator approval is required."));
  $output .= form_textfield("Password words", "user_password", variable_get("user_password", "foo,bar,guy,neo,tux,moo,sun,asm,dot,god,axe,geek,nerd,fish,hack,star,mice,warp,moon,hero,cola,girl,fish,java,perl,boss,dark,sith,jedi,drop,mojo"), 55, 256, "A comma separated list of short words that can be concatenated to generate human-readable passwords.");
Dries's avatar
 
Dries committed
1082 1083 1084 1085
  $output .= form_textfield("Welcome e-mail subject", "user_mail_welcome_subject", variable_get("user_mail_welcome_subject", t("User account details for %username at %site")), 80, 180, "Customize the subject of your welcome e-mail, which is sent to new members upon registering.  Available variables are: %username, %site, %password, %uri, %uri_brief, %mailto, %date");
  $output .= form_textarea("Welcome e-mail body", "user_mail_welcome_body", variable_get("user_mail_welcome_body", t("%username,\n\nThank you for registering at %site. You may now login to %uri". drupal_url(array("mod" => "user", "op" => "login"), "module") ." using the following username and password:\n\nusername: %username\npassword: %password\n\nAfter logging in, you may wish to change your password at %uri". drupal_url(array("mod" => "user", "op" => "edit"), "module") ."\n\nYour new %site membership also enables to you to login to other Drupal powered websites (e.g. http://www.drop.org/) without registering. Just use the following Drupal ID and password:\n\nDrupal ID: %username@%uri_brief\npassword: %password\n\n\n--  %site team")), 70, 10, "Customize the body of the welcome e-mail, which is sent to new members upon registering.  Available variables are: %username, %site, %password, %uri, %uri_brief, %mailto");
  $output .= form_textfield("Forgotten password e-mail subject", "user_mail_pass_subject", variable_get("user_mail_pass_subject", t("Replacement login information for %username at %site")), 80, 180, "Customize the Subject of your forgotten password e-mail.  Available variables are: %username, %site, %password, %uri, %uri_brief, %mailto, %date");
  $output .= form_textarea("Forgotten password e-mail body", "user_mail_pass_body", variable_get("user_mail_pass_body", t("%username,\n\nHere is your new password for %site. You may now login to %uri". drupal_url(array("mod" => "user", "op" => "login"), "module") ." using the following username and password:\n\nusername: %username\npassword: %password\n\nAfter logging in, you may wish to change your password at %uri". drupal_url(array("mod" => "user", "op" => "edit"), "module") ."\n\nYour new %site membership also enables to you to login to other Drupal powered websites (e.g. http://www.drop.org/) without registering. Just use the following Drupal ID and password:\n\nDrupal ID: %username@%uri_brief\npassword: %password\n\n\n--  %site team")), 70, 10, "Customize the body of the forgotten password e-mail.  Available variables are: %username, %site, %password, %uri, %uri_brief, %mailto");
Dries's avatar
 
Dries committed
1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124
  return $output;
}

function user_admin_settings($edit = array()) {
  global $op;

  if ($op == "Save configuration") {
    /*
    ** Save the configuration options:
    */

    foreach ($edit as $name => $value) variable_set($name, $value);
  }

  if ($op == "Reset to defaults") {
    /*
    ** Reset the configuration options to their default value:
    */

    foreach ($edit as $name=>$value) variable_del($name);
  }

  $output .= user_conf_options();
  $output .= form_submit("Save configuration");
  $output .= form_submit("Reset to defaults");

  return form($output);

}

function user_admin_create($edit = array()) {

  if ($edit["name"] || $edit["mail"]) {
    if ($error = user_validate_name($edit["name"])) {
      // do nothing
    }
    else if ($error = user_validate_mail($edit["mail"])) {
      // do nothing
    }
Dries's avatar
 
Dries committed
1125 1126
    else if (db_num_rows(db_query("SELECT name FROM users WHERE LOWER(name) = LOWER('%s')", $edit["name"])) > 0) {
      $error = t("The name '%s' is already taken.", array("%s" => $edit["name"]));
Dries's avatar
 
Dries committed
1127
    }
Dries's avatar
 
Dries committed
1128 1129
    else if (db_num_rows(db_query("SELECT mail FROM users WHERE LOWER(mail) = LOWER('%s')", $edit["mail"])) > 0) {
      $error = t("The e-mail address '%s' is already taken.", array("%s" => $edit["mail"]));
Dries's avatar
 
Dries committed