Chamilo is a learning management system focused on ease of use and accessibility
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chamilo-lms/main/inc/lib/social.lib.php

335 lines
14 KiB

<?php //$id: $
/* For licensing terms, see /dokeos_license.txt */
define(USERUNKNOW,0);
define(SOCIALUNKNOW,1);
define(SOCIALPARENT,2);
define(SOCIALFRIEND,3);
define(SOCIALGOODFRIEND,4);
define(SOCIALENEMY,5);
define(SOCIALDELETED,6);
class UserFriend extends UserManager {
private function __construct() {
}
/**
* Allow to register contact to social network
* @author isaac flores paz <isaac.flores@dokeos.com>
* @param int user friend id
* @param int user id
* @param int kind of relation between users
* @return void
*/
public static function register_friend ($friend_id,$my_user_id,$relation_type) {
$tbl_my_friend = Database :: get_main_table(TABLE_MAIN_USER_FRIEND);
$sql = 'SELECT COUNT(*) as count FROM ' . $tbl_my_friend . ' WHERE friend_user_id=' . ((int)$friend_id).' AND user_id='.((int)$my_user_id);
$result = Database::query($sql, __FILE__, __LINE__);
$row = Database :: fetch_array($result, 'ASSOC');
if ($row['count'] == 0) {
$current_date=date('Y-m-d H:i:s');
$sql_i = 'INSERT INTO ' . $tbl_my_friend . '(friend_user_id,user_id,relation_type,last_edit)values(' . ((int)$friend_id) . ','.((int)$my_user_id).','.((int)$relation_type).',"'.$current_date.'");';
Database::query($sql_i, __FILE__, __LINE__);
} else {
$sql = 'SELECT COUNT(*) as count FROM ' . $tbl_my_friend . ' WHERE friend_user_id=' . ((int)$friend_id) . ' AND user_id='.((int)$my_user_id);
$result = Database::query($sql, __FILE__, __LINE__);
$row = Database :: fetch_array($result, 'ASSOC');
if ($row['count'] == 1) {
$sql_i = 'UPDATE ' . $tbl_my_friend . ' SET relation_type='.((int)$relation_type).' WHERE friend_user_id=' . ((int)$friend_id).' AND user_id='.((int)$my_user_id);
Database::query($sql_i, __FILE__, __LINE__);
}
}
}
/**
* Allow to delete contact to social network
*@author isaac flores paz <isaac.flores@dokeos.com>
*@param int user friend id
*@return void
*/
public static function removed_friend ($friend_id) {
$tbl_my_friend = Database :: get_main_table(TABLE_MAIN_USER_FRIEND);
$tbl_my_message = Database :: get_main_table(TABLE_MAIN_MESSAGE);
$user_id=api_get_user_id();
$sql = 'SELECT COUNT(*) as count FROM ' . $tbl_my_friend . ' WHERE user_id=' . ((int)$user_id) . ' AND relation_type<>6 AND friend_user_id='.((int)$friend_id);
$result = Database::query($sql, __FILE__, __LINE__);
$row = Database :: fetch_array($result, 'ASSOC');
if ($row['count'] == 1) {
//Delete user friend
$sql_i = 'UPDATE ' . $tbl_my_friend . ' SET relation_type=6 WHERE user_id=' . ((int)$user_id).' AND friend_user_id='.((int)$friend_id);
$sql_j = 'UPDATE ' . $tbl_my_message . ' SET msg_status=7 WHERE user_receiver_id=' . ((int)$user_id).' AND user_sender_id='.((int)$friend_id);
//Delete user
$sql_ij = 'UPDATE ' . $tbl_my_friend . ' SET relation_type=6 WHERE user_id=' . ((int)$friend_id).' AND friend_user_id='.((int)$user_id);
$sql_ji = 'UPDATE ' . $tbl_my_message . ' SET msg_status=7 WHERE user_receiver_id=' . ((int)$friend_id).' AND user_sender_id='.((int)$user_id);
Database::query($sql_i, __FILE__, __LINE__);
Database::query($sql_j, __FILE__, __LINE__);
Database::query($sql_ij, __FILE__, __LINE__);
Database::query($sql_ji, __FILE__, __LINE__);
}
}
/**
* Allow to see contacts list
* @author isaac flores paz <florespaz@bidsoftperu.com>
* @return array
*/
public static function show_list_type_friends () {
$friend_relation_list=array();
$count_list=0;
$tbl_my_friend_relation_type = Database :: get_main_table(TABLE_MAIN_USER_FRIEND_RELATION_TYPE);
$sql='SELECT id,title FROM '.$tbl_my_friend_relation_type.' WHERE id<>6 ORDER BY id ASC';
$result=Database::query($sql,__FILE__,__LINE__);
while ($row=Database::fetch_array($result,'ASSOC')) {
$friend_relation_list[]=$row;
}
$count_list=count($friend_relation_list);
if ($count_list==0) {
$friend_relation_list[]=get_lang('UnkNow');
} else {
return $friend_relation_list;
}
}
/**
* Get relation type contact by name
* @author isaac flores paz <florespaz@bidsoftperu.com>
* @param string names of the kind of relation
* @return int
*/
public static function get_relation_type_by_name ($relation_type_name) {
$list_type_friend=array();
$list_type_friend=self::show_list_type_friends();
foreach ($list_type_friend as $value_type_friend) {
if (strtolower($value_type_friend['title'])==$relation_type_name) {
return $value_type_friend['id'];
}
}
}
/**
* Get the kind of relation between contacts
* @author isaac flores paz <florespaz@bidsoftperu.com>
* @param int user id
* @param int user friend id
* @param string
*/
public static function get_relation_between_contacts ($user_id,$user_friend) {
$tbl_my_friend_relation_type = Database :: get_main_table(TABLE_MAIN_USER_FRIEND_RELATION_TYPE);
$tbl_my_friend = Database :: get_main_table(TABLE_MAIN_USER_FRIEND);
$sql= 'SELECT rt.id as id FROM '.$tbl_my_friend_relation_type.' rt ' .
'WHERE rt.id=(SELECT uf.relation_type FROM '.$tbl_my_friend.' uf WHERE user_id='.((int)$user_id).' AND friend_user_id='.((int)$user_friend).')';
$res=Database::query($sql,__FILE__,__LINE__);
$row=Database::fetch_array($res,'ASSOC');
if (Database::num_rows($res)>0) {
return $row['id'];
} else {
return USERUNKNOW;
}
}
/**
* get contacts id list
* @author isaac flores paz <florespaz@bidsoftperu.com>
* @param int user id
* @param int group id
* @param string name to search
* @return array
*/
public static function get_list_id_friends_by_user_id ($user_id,$id_group=null,$search_name=null) {
$list_ids_friends=array();
$tbl_my_friend = Database :: get_main_table(TABLE_MAIN_USER_FRIEND);
$tbl_my_user = Database :: get_main_table(TABLE_MAIN_USER);
$sql='SELECT friend_user_id FROM '.$tbl_my_friend.' WHERE relation_type<>6 AND friend_user_id<>'.((int)$user_id).' AND user_id='.((int)$user_id);
if (isset($id_group) && $id_group>0) {
$sql.=' AND relation_type='.$id_group;
}
if (isset($search_name) && is_string($search_name)===true) {
$sql.=' AND friend_user_id IN (SELECT user_id FROM '.$tbl_my_user.' WHERE '.(api_is_western_name_order() ? 'concat(firstName, lastName)' : 'concat(lastName, firstName)').' like concat("%","'.Database::escape_string($search_name).'","%"));';
}
$res=Database::query($sql,__FILE__,__LINE__);
while ($row=Database::fetch_array($res,'ASSOC')) {
$list_ids_friends[]=$row;
}
return $list_ids_friends;
}
/**
* get list web path of contacts by user id
* @author isaac flores paz <florespaz@bidsoftperu.com>
* @param int user id
* @param int group id
* @param string name to search
* @param array
*/
public static function get_list_path_web_by_user_id ($user_id,$id_group=null,$search_name=null) {
$list_paths=array();
$list_path_friend=array();
$array_path_user=array();
$combine_friend = array();
$list_ids = self::get_list_id_friends_by_user_id ($user_id,$id_group,$search_name);
if (is_array($list_ids)) {
foreach ($list_ids as $values_ids) {
$list_path_image_friend[] = UserManager::get_user_picture_path_by_id($values_ids['friend_user_id'],'web',false,true);
$combine_friend=array('id_friend'=>$list_ids,'path_friend'=>$list_path_image_friend);
}
}
return $combine_friend;
}
/**
* get web path of user invitate
* @author isaac flores paz <florespaz@bidsoftperu.com>
* @param int user id
* @return array
*/
public static function get_list_web_path_user_invitation_by_user_id ($user_id) {
$list_paths=array();
$list_path_friend=array();
$list_ids = self::get_list_invitation_of_friends_by_user_id((int)$user_id);
foreach ($list_ids as $values_ids) {
$list_path_image_friend[] = UserManager::get_user_picture_path_by_id($values_ids['user_sender_id'],'web',false,true);
}
return $list_path_image_friend;
}
/**
* allow to sent an invitation to my contacts
* @author isaac flores paz <florespaz@bidsoftperu.com>
* @param int user id
* @param int user friend id
* @param string title of the message
* @param string content of the message
* @return boolean
*/
public static function send_invitation_friend ($user_id,$friend_id,$message_title,$message_content) {
$tbl_message=Database::get_main_table(TABLE_MAIN_MESSAGE);
$current_date=date('Y-m-d H:i:s',time());
$status_invitation=5;//status of pending invitation
$sql_exist='SELECT COUNT(*) AS count FROM '.$tbl_message.' WHERE user_sender_id='.((int)$user_id).' AND user_receiver_id='.((int)$friend_id).' AND msg_status IN(5,6,7);';
$res_exist=Database::query($sql_exist,__FILE__,__LINE__);
$row_exist=Database::fetch_array($res_exist,'ASSOC');
if ($row_exist['count']==0) {
$sql='INSERT INTO '.$tbl_message.'(user_sender_id,user_receiver_id,msg_status,send_date,title,content) VALUES('.((int)$user_id).','.((int)$friend_id).','.((int)$status_invitation).',"'.$current_date.'","'.$message_title.'","'.$message_content.'")';
Database::query($sql,__FILE__,__LINE__);
return true;
} elseif ($row_exist['count']==1) {
$sql_if_exist='SELECT COUNT(*) AS count FROM '.$tbl_message.' WHERE user_sender_id='.((int)$user_id).' AND user_receiver_id='.((int)$friend_id).' AND msg_status=7';
$res_if_exist=Database::query($sql_if_exist,__FILE__,__LINE__);
$row_if_exist=Database::fetch_array($res_if_exist,'ASSOC');
if ($row_if_exist['count']==1) {
$sql_if_exist_up='UPDATE '.$tbl_message.'SET msg_status=5 WHERE user_sender_id='.((int)$user_id).' AND user_receiver_id='.((int)$friend_id).';';
Database::query($sql_if_exist_up,__FILE__,__LINE__);
return true;
} else {
return false;
}
} else {
return false;
}
}
/**
* Get number messages of the inbox
* @author isaac flores paz <florespaz@bidsoftperu.com>
* @param int user receiver id
* @return int
*/
public static function get_message_number_invitation_by_user_id ($user_receiver_id) {
$status_invitation=5;//status of pending invitation
$tbl_message=Database::get_main_table(TABLE_MAIN_MESSAGE);
$sql='SELECT COUNT(*) as count_message_in_box FROM '.$tbl_message.' WHERE user_receiver_id='.((int)$user_receiver_id).' AND msg_status=5;';
$res=Database::query($sql,__FILE__,__LINE__);
$row=Database::fetch_array($res,'ASSOC');
return $row['count_message_in_box'];
}
/**
* get invitation list by user id
* @author isaac flores paz <florespaz@bidsoftperu.com>
* @param int user id
* @return array()
*/
public static function get_list_invitation_of_friends_by_user_id ($user_id) {
$list_friend_invitation=array();
$tbl_message=Database::get_main_table(TABLE_MAIN_MESSAGE);
$sql='SELECT user_sender_id,send_date,title,content FROM '.$tbl_message.' WHERE user_receiver_id='.((int)$user_id).' AND msg_status=5;';
$res=Database::query($sql,__FILE__,__LINE__);
while ($row=Database::fetch_array($res,'ASSOC')) {
$list_friend_invitation[]=$row;
}
return $list_friend_invitation;
}
/**
* allow accept invitation
* @author isaac flores paz <florespaz@bidsoftperu.com>
* @param int user sender id
* @param int user receiver id
* @return void()
*/
public static function invitation_accepted ($user_send_id,$user_receiver_id) {
$tbl_message=Database::get_main_table(TABLE_MAIN_MESSAGE);
$msg_status=6;// friend accepted
$sql='UPDATE '.$tbl_message.' SET msg_status='.$msg_status.' WHERE user_sender_id='.((int)$user_send_id).' AND user_receiver_id='.((int)$user_receiver_id).';';
Database::query($sql,__FILE__,__LINE__);
}
/**
* allow deny invitation
* @author isaac flores paz <florespaz@bidsoftperu.com>
* @param int user sender id
* @param int user receiver id
* @return void()
*/
public static function invitation_denied ($user_send_id,$user_receiver_id) {
$tbl_message=Database::get_main_table(TABLE_MAIN_MESSAGE);
$msg_status=7;
$sql='UPDATE '.$tbl_message.' SET msg_status='.$msg_status.' WHERE user_sender_id='.((int)$user_send_id).' AND user_receiver_id='.((int)$user_receiver_id).';';
Database::query($sql,__FILE__,__LINE__);
}
/**
* allow attach to group
* @author isaac flores paz <florespaz@bidsoftperu.com>
* @param int user to qualify
* @param int kind of rating
* @return void()
*/
public static function qualify_friend ($id_friend_qualify,$type_qualify) {
$tbl_user_friend=Database::get_main_table(TABLE_MAIN_USER_FRIEND);
$user_id=api_get_user_id();
$sql='UPDATE '.$tbl_user_friend.' SET relation_type='.((int)$type_qualify).' WHERE user_id='.((int)$user_id).' AND friend_user_id='.((int)$id_friend_qualify).';';
Database::query($sql,__FILE__,__LINE__);
}
/**
* Send invitation a your friends
* @author Isaac Flores Paz <isaac.flores.paz@gmail.com>
* @param void
* @return string message invitation
*/
public static function send_invitation_friend_user ($userfriend_id,$subject_message='',$content_message='') {
//$id_user_friend=array();
$user_info=array();
$user_info=api_get_user_info($userfriend_id);
$succes=get_lang('MessageSentTo');
$succes.= ' : '.api_get_person_name($user_info['firstName'], $user_info['lastName']);
if (isset($subject_message) && isset($content_message) && isset($userfriend_id)) {
$send_message = MessageManager::send_message(((int)$userfriend_id),Database::escape_string($subject_message), Database::escape_string($content_message));
if ($send_message) {
echo Display::display_confirmation_message($succes,true);
} else {
echo Display::display_error_message($succes,true);
}
exit;
} elseif (isset($userfriend_id) && !isset($subject_message)) {
$count_is_true=false;
$count_number_is_true=0;
if (isset($userfriend_id) && $userfriend_id>0) {
$user_info=array();
$user_id=api_get_user_id();
$user_info=api_get_user_info($user_id);
$message_title=get_lang('Invitation');
$message_content=$content_message;
$count_is_true=self::send_invitation_friend(((int)$user_id),((int)$userfriend_id),Database::escape_string($message_title),Database::escape_string($message_content));
if ($count_is_true) {
echo Display::display_normal_message(get_lang('InvitationHasBeenSent'));
}else {
echo Display::display_error_message(get_lang('InvitationHasBeenNotSent'));
}
}
}
}
}