mirror of https://github.com/acanas/swad-core.git
Version20.29
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acanas
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// swad_timeline_notification.c: social timeline notifications
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/*
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SWAD (Shared Workspace At a Distance),
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is a web platform developed at the University of Granada (Spain),
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and used to support university teaching.
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This file is part of SWAD core.
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Copyright (C) 1999-2021 Antonio Cañas Vargas
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General 3 License as
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published by the Free Software Foundation, either version 3 of the
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License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*****************************************************************************/
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/*********************************** Headers *********************************/
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/*****************************************************************************/
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#include <stdbool.h> // For boolean type
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// #include <stdlib.h> // For malloc and free
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#include <string.h> // For string functions
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#include "swad_database.h"
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#include "swad_global.h"
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// #include "swad_profile.h"
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#include "swad_timeline.h"
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// #include "swad_timeline_favourite.h"
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#include "swad_timeline_note.h"
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#include "swad_timeline_notification.h"
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#include "swad_timeline_post.h"
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#include "swad_timeline_publication.h"
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// #include "swad_timeline_share.h"
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/*****************************************************************************/
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/****************************** Public constants *****************************/
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/*****************************************************************************/
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/*****************************************************************************/
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/************************* Private constants and types ***********************/
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/*****************************************************************************/
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/*****************************************************************************/
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/************** External global variables from others modules ****************/
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/*****************************************************************************/
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extern struct Globals Gbl;
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/*****************************************************************************/
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/************************* Private global variables **************************/
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/*****************************************************************************/
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/*****************************************************************************/
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/***************************** Private prototypes ****************************/
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/*****************************************************************************/
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/*****************************************************************************/
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/*********** Create a notification for the author of a post/comment **********/
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/*****************************************************************************/
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void TL_Ntf_CreateNotifToAuthor (long AuthorCod,long PubCod,
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Ntf_NotifyEvent_t NotifyEvent)
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{
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struct UsrData UsrDat;
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bool CreateNotif;
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bool NotifyByEmail;
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/***** Initialize structure with user's data *****/
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Usr_UsrDataConstructor (&UsrDat);
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UsrDat.UsrCod = AuthorCod;
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if (Usr_ChkUsrCodAndGetAllUsrDataFromUsrCod (&UsrDat,Usr_DONT_GET_PREFS))
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{
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/***** This fav must be notified by email? *****/
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CreateNotif = (UsrDat.NtfEvents.CreateNotif & (1 << NotifyEvent));
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NotifyByEmail = CreateNotif &&
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(UsrDat.NtfEvents.SendEmail & (1 << NotifyEvent));
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/***** Create notification for the author of the post.
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If this author wants to receive notifications by email,
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activate the sending of a notification *****/
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if (CreateNotif)
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Ntf_StoreNotifyEventToOneUser (NotifyEvent,&UsrDat,PubCod,
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(Ntf_Status_t) (NotifyByEmail ? Ntf_STATUS_BIT_EMAIL :
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0),
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Gbl.Hierarchy.Ins.InsCod,
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Gbl.Hierarchy.Ctr.CtrCod,
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Gbl.Hierarchy.Deg.DegCod,
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Gbl.Hierarchy.Crs.CrsCod);
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}
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/***** Free memory used for user's data *****/
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Usr_UsrDataDestructor (&UsrDat);
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}
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/*****************************************************************************/
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/***************** Get notification of a new publication *********************/
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/*****************************************************************************/
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void TL_Ntf_GetNotifPublication (char SummaryStr[Ntf_MAX_BYTES_SUMMARY + 1],
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char **ContentStr,
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long PubCod,bool GetContent)
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{
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MYSQL_RES *mysql_res;
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MYSQL_ROW row;
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struct TL_Pub_Publication Pub;
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struct TL_Not_Note Not;
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struct TL_Pst_PostContent Content;
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size_t Length;
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bool ContentCopied = false;
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/***** Return nothing on error *****/
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Pub.PubType = TL_PUB_UNKNOWN;
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SummaryStr[0] = '\0'; // Return nothing on error
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Content.Txt[0] = '\0';
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/***** Get summary and content from post from database *****/
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if (DB_QuerySELECT (&mysql_res,"can not get data of publication",
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"SELECT PubCod," // row[0]
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"NotCod," // row[1]
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"PublisherCod," // row[2]
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"PubType" // row[3]
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" FROM tl_pubs WHERE PubCod=%ld",
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PubCod) == 1) // Result should have a unique row
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/* Get data of publication from row */
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TL_Pub_GetDataOfPublicationFromNextRow (mysql_res,&Pub);
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/***** Free structure that stores the query result *****/
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DB_FreeMySQLResult (&mysql_res);
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/***** Get summary and content *****/
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switch (Pub.PubType)
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{
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case TL_PUB_UNKNOWN:
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break;
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case TL_PUB_ORIGINAL_NOTE:
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case TL_PUB_SHARED_NOTE:
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/* Get data of note */
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Not.NotCod = Pub.NotCod;
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TL_Not_GetDataOfNoteByCod (&Not);
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if (Not.NoteType == TL_NOTE_POST)
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{
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/***** Get content of post from database *****/
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if (DB_QuerySELECT (&mysql_res,"can not get the content of a post",
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"SELECT Txt" // row[0]
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" FROM tl_posts"
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" WHERE PstCod=%ld",
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Not.Cod) == 1) // Result should have a unique row
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{
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/***** Get row *****/
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row = mysql_fetch_row (mysql_res);
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/****** Get content (row[0]) *****/
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Str_Copy (Content.Txt,row[0],
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Cns_MAX_BYTES_LONG_TEXT);
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}
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/***** Free structure that stores the query result *****/
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DB_FreeMySQLResult (&mysql_res);
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/***** Copy content string *****/
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if (GetContent)
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{
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Length = strlen (Content.Txt);
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if ((*ContentStr = (char *) malloc (Length + 1)) != NULL)
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{
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Str_Copy (*ContentStr,Content.Txt,
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Length);
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ContentCopied = true;
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}
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}
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/***** Copy summary string *****/
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Str_LimitLengthHTMLStr (Content.Txt,Ntf_MAX_CHARS_SUMMARY);
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Str_Copy (SummaryStr,Content.Txt,
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Ntf_MAX_BYTES_SUMMARY);
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}
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else
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TL_Not_GetNoteSummary (&Not,SummaryStr);
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break;
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case TL_Pub_COMMENT_TO_NOTE:
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/***** Get content of post from database *****/
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if (DB_QuerySELECT (&mysql_res,"can not get the content"
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" of a comment to a note",
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"SELECT Txt" // row[0]
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" FROM tl_comments"
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" WHERE PubCod=%ld",
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Pub.PubCod) == 1) // Result should have a unique row
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{
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/***** Get row *****/
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row = mysql_fetch_row (mysql_res);
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/****** Get content (row[0]) *****/
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Str_Copy (Content.Txt,row[0],
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Cns_MAX_BYTES_LONG_TEXT);
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}
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/***** Free structure that stores the query result *****/
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DB_FreeMySQLResult (&mysql_res);
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/***** Copy content string *****/
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if (GetContent)
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{
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Length = strlen (Content.Txt);
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if ((*ContentStr = (char *) malloc (Length + 1)) != NULL)
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{
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Str_Copy (*ContentStr,Content.Txt,
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Length);
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ContentCopied = true;
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}
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}
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/***** Copy summary string *****/
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Str_LimitLengthHTMLStr (Content.Txt,Ntf_MAX_CHARS_SUMMARY);
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Str_Copy (SummaryStr,Content.Txt,
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Ntf_MAX_BYTES_SUMMARY);
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break;
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}
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/***** Create empty content string if nothing copied *****/
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if (GetContent && !ContentCopied)
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if ((*ContentStr = (char *) malloc (1)) != NULL)
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(*ContentStr)[0] = '\0';
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}
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/*****************************************************************************/
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/************ Mark all my notifications about timeline as seen ***************/
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/*****************************************************************************/
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// Must be executed as a priori function
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void TL_Ntf_MarkMyNotifAsSeen (void)
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{
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Ntf_MarkNotifAsSeen (Ntf_EVENT_TIMELINE_COMMENT,-1L,-1L,Gbl.Usrs.Me.UsrDat.UsrCod);
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Ntf_MarkNotifAsSeen (Ntf_EVENT_TIMELINE_FAV ,-1L,-1L,Gbl.Usrs.Me.UsrDat.UsrCod);
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Ntf_MarkNotifAsSeen (Ntf_EVENT_TIMELINE_SHARE ,-1L,-1L,Gbl.Usrs.Me.UsrDat.UsrCod);
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Ntf_MarkNotifAsSeen (Ntf_EVENT_TIMELINE_MENTION,-1L,-1L,Gbl.Usrs.Me.UsrDat.UsrCod);
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}
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@ -0,0 +1,56 @@
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// swad_timeline_notification.h: social timeline notifications
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#ifndef _SWAD_TL_NTF
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#define _SWAD_TL_NTF
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/*
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SWAD (Shared Workspace At a Distance in Spanish),
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is a web platform developed at the University of Granada (Spain),
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and used to support university teaching.
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This file is part of SWAD core.
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Copyright (C) 1999-2021 Antonio Cañas Vargas
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as
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published by the Free Software Foundation, either version 3 of the
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License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*****************************************************************************/
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/********************************** Headers **********************************/
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/*****************************************************************************/
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// #include "swad_form.h"
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// #include "swad_media.h"
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#include "swad_notification.h"
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// #include "swad_user.h"
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/*****************************************************************************/
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/****************************** Public constants *****************************/
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/*****************************************************************************/
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/*****************************************************************************/
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/******************************** Public types *******************************/
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/*****************************************************************************/
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/*****************************************************************************/
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/****************************** Public prototypes ****************************/
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/*****************************************************************************/
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void TL_Ntf_CreateNotifToAuthor (long AuthorCod,long PubCod,
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Ntf_NotifyEvent_t NotifyEvent);
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void TL_Ntf_GetNotifPublication (char SummaryStr[Ntf_MAX_BYTES_SUMMARY + 1],
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char **ContentStr,
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long PubCod,bool GetContent);
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void TL_Ntf_MarkMyNotifAsSeen (void);
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#endif
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