redirect.class.php 3.4 KB

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  1. <?php
  2. /**
  3. * Send a redirect to the user agent and exist
  4. *
  5. * @license see /license.txt
  6. * @author Laurent Opprecht <laurent@opprecht.info> for the Univesity of Geneva
  7. */
  8. class Redirect {
  9. static function www() {
  10. return Uri::www();
  11. }
  12. static function go($url = '') {
  13. if (empty($url)) {
  14. Redirect::session_request_uri();
  15. $www = self::www();
  16. self::navigate($www);
  17. }
  18. $is_full_uri = (strpos($url, 'http') === 0);
  19. if ($is_full_uri) {
  20. self::navigate($url);
  21. }
  22. $url = self::www() . $url;
  23. self::navigate($url);
  24. }
  25. /**
  26. * Redirect to the session "request uri" if it exists.
  27. * @param bool Whether the user just logged in (in this case, use page_after_login rules)
  28. */
  29. static function session_request_uri($logging_in = false, $user_id = null) {
  30. $no_redirection = isset($_SESSION['noredirection']) ? $_SESSION['noredirection'] : false;
  31. if ($no_redirection) {
  32. unset($_SESSION['noredirection']);
  33. return;
  34. }
  35. $url = isset($_SESSION['request_uri']) ? $_SESSION['request_uri'] : '';
  36. unset($_SESSION['request_uri']);
  37. if (!empty($url)) {
  38. self::navigate($url);
  39. } elseif ($logging_in || (isset($_REQUEST['sso_referer']) && !empty($_REQUEST['sso_referer']))) {
  40. if (isset($user_id)) {
  41. // Make sure we use the appropriate role redirection in case one has been defined
  42. $user_status = api_get_user_status($user_id);
  43. switch ($user_status) {
  44. case COURSEMANAGER:
  45. $redir = api_get_setting('teacher_page_after_login');
  46. if (!empty($redir)) {
  47. self::navigate(api_get_path(WEB_PATH) . $redir);
  48. }
  49. break;
  50. case STUDENT:
  51. $redir = api_get_setting('student_page_after_login');
  52. if (!empty($redir)) {
  53. self::navigate(api_get_path(WEB_PATH) . $redir);
  54. }
  55. break;
  56. case DRH:
  57. $redir = api_get_setting('drh_page_after_login');
  58. if (!empty($redir)) {
  59. self::navigate(api_get_path(WEB_PATH) . $redir);
  60. }
  61. break;
  62. case SESSIONADMIN:
  63. $redir = api_get_setting('sessionadmin_page_after_login');
  64. if (!empty($redir)) {
  65. self::navigate(api_get_path(WEB_PATH) . $redir);
  66. }
  67. break;
  68. default:
  69. break;
  70. }
  71. }
  72. $page_after_login = api_get_setting('page_after_login');
  73. if (!empty($page_after_login)) {
  74. self::navigate(api_get_path(WEB_PATH) . $page_after_login);
  75. }
  76. }
  77. }
  78. static function home() {
  79. $www = self::www();
  80. self::navigate($www);
  81. }
  82. static function user_home() {
  83. $www = self::www();
  84. self::navigate("$www/user_portal.php");
  85. }
  86. protected static function navigate($url) {
  87. session_write_close(); //should not be neeeded
  88. header("Location: $url");
  89. exit;
  90. }
  91. }