chat_functions.lib.php 4.1 KB

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  1. <?php
  2. /* For licensing terms, see /license.txt */
  3. /**
  4. * @package chamilo.chat
  5. */
  6. /**
  7. * @author isaac flores paz
  8. * @param integer the user id
  9. * @param string the database name
  10. * @return boolean
  11. * @todo this function need more parameters seems not to be use anymore
  12. * @deprecated fix this function or create another
  13. */
  14. function user_connected_in_chat ($user_id) {
  15. $tbl_chat_connected = Database::get_course_table(TABLE_CHAT_CONNECTED);
  16. $user_id = intval($user_id);
  17. $session_id = api_get_session_id();
  18. $group_id = api_get_group_id();
  19. $course_id = api_get_course_int_id();
  20. $extra_condition = '';
  21. if (!empty($group_id)) {
  22. $extra_condition = " AND to_group_id = '$group_id'";
  23. } else {
  24. $extra_condition = api_get_session_condition($session_id);
  25. }
  26. $sql = 'SELECT COUNT(*) AS count FROM '.$tbl_chat_connected .' c WHERE c_id = '.$course_id.' AND user_id='.$user_id.$extra_condition;
  27. $result = Database::query($sql);
  28. $count = Database::fetch_array($result,'ASSOC');
  29. return $count['count'] == 1;
  30. }
  31. /**
  32. * @param integer
  33. * @return void
  34. */
  35. function exit_of_chat($user_id) {
  36. $user_id = intval($user_id);
  37. $list_course = CourseManager::get_courses_list_by_user_id($user_id);
  38. /*$session_id = api_get_session_id();
  39. $group_id = api_get_group_id();
  40. $extra_condition = '';
  41. if (!empty($group_id)) {
  42. $extra_condition = " AND to_group_id = '$group_id'";
  43. } else {
  44. $extra_condition = api_get_session_condition($session_id);
  45. }
  46. $extra_condition.= " AND course_id = $course_id";*/
  47. $tbl_chat_connected = Database::get_course_table(TABLE_CHAT_CONNECTED);
  48. foreach ($list_course as $course) {
  49. $response = user_connected_in_chat($user_id);
  50. //if ($response === true) {
  51. $sql = 'DELETE FROM '.$tbl_chat_connected.' WHERE c_id = '.$course['real_id'].' AND user_id = '.$user_id;
  52. Database::query($sql);
  53. //}
  54. }
  55. }
  56. /**
  57. * @param string $database_name (optional)
  58. * @return void
  59. */
  60. function disconnect_user_of_chat() {
  61. $list_info_user_in_chat = array();
  62. $course_id = api_get_course_int_id();
  63. $list_info_user_in_chat = users_list_in_chat();
  64. $course_id = api_get_course_int_id();
  65. $cd_date = date('Y-m-d',time());
  66. $cdate_h = date('H',time());
  67. $cdate_m = date('i',time());
  68. $cdate_s = date('s',time());
  69. $cd_count_time_seconds = $cdate_h*3600 + $cdate_m*60 + $cdate_s;
  70. if (is_array($list_info_user_in_chat) && count($list_info_user_in_chat) > 0 ) {
  71. foreach ($list_info_user_in_chat as $list_info_user) {
  72. $date_db_date = date('Y-m-d', strtotime($list_info_user['last_connection']));
  73. $date_db_h = date('H', strtotime($list_info_user['last_connection']));
  74. $date_db_m = date('i', strtotime($list_info_user['last_connection']));
  75. $date_db_s = date('s', strtotime($list_info_user['last_connection']));
  76. $date_count_time_seconds=$date_db_h*3600 + $date_db_m*60 + $date_db_s;
  77. if ($cd_date == $date_db_date) {
  78. if (($cd_count_time_seconds - $date_count_time_seconds) > 5) {
  79. $tbl_chat_connected = Database::get_course_table(TABLE_CHAT_CONNECTED);
  80. $sql = 'DELETE FROM '.$tbl_chat_connected.' WHERE c_id = '.$course_id.' AND user_id ='.$list_info_user['user_id'];
  81. Database::query($sql);
  82. }
  83. }
  84. }
  85. }
  86. }
  87. /**
  88. * @param string $database_name (optional)
  89. * @return array user list in chat
  90. */
  91. function users_list_in_chat() {
  92. $list_users_in_chat = array();
  93. $tbl_chat_connected = Database::get_course_table(TABLE_CHAT_CONNECTED);
  94. $course_id = api_get_course_int_id();
  95. $session_id = api_get_session_id();
  96. $group_id = api_get_group_id();
  97. $extra_condition = '';
  98. if (!empty($group_id)) {
  99. $extra_condition = " WHERE to_group_id = '$group_id'";
  100. } else{
  101. $extra_condition = api_get_session_condition($session_id, false);
  102. }
  103. $extra_condition.= " AND c_id = $course_id ";
  104. $sql = 'SELECT user_id, last_connection FROM '.$tbl_chat_connected.$extra_condition;
  105. $result = Database::query($sql);
  106. while ($row = Database::fetch_array($result, 'ASSOC')) {
  107. $list_users_in_chat[] = $row;
  108. }
  109. return $list_users_in_chat;
  110. }