mirror of
https://github.com/acanas/swad-core.git
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197 lines
7.0 KiB
C
197 lines
7.0 KiB
C
// swad_timeline_share.c: social timeline shared
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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 "swad_database.h"
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#include "swad_global.h"
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#include "swad_timeline.h"
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#include "swad_timeline_database.h"
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#include "swad_timeline_notification.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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static void Tml_Sha_ShaNote (struct Tml_Not_Note *Not);
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static void Tml_Sha_UnsNote (struct Tml_Not_Note *Not);
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/*****************************************************************************/
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/****************************** Show all sharers *****************************/
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/*****************************************************************************/
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void Tml_Sha_ShowAllSharersNoteUsr (void)
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{
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/***** Get user whom profile is displayed *****/
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Usr_GetParamOtherUsrCodEncryptedAndGetUsrData ();
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/***** Show all sharers *****/
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Tml_Sha_ShowAllSharersNoteGbl ();
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}
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void Tml_Sha_ShowAllSharersNoteGbl (void)
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{
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struct Tml_Not_Note Not;
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/***** Get data of note *****/
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Not.NotCod = Tml_Not_GetParamNotCod ();
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Tml_Not_GetDataOfNoteByCod (&Not);
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/***** Write HTML inside DIV with form to share/unshare *****/
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Tml_Usr_PutIconFavSha (Tml_Usr_SHA_UNS_NOTE,
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Not.NotCod,Not.UsrCod,Not.NumShared,
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Tml_Usr_SHOW_ALL_USRS);
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}
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/*****************************************************************************/
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/******************************** Share a note *******************************/
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/*****************************************************************************/
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void Tml_Sha_ShaNoteUsr (void)
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{
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/***** Get user whom profile is displayed *****/
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Usr_GetParamOtherUsrCodEncryptedAndGetUsrData ();
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/***** Share note *****/
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Tml_Sha_ShaNoteGbl ();
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}
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void Tml_Sha_ShaNoteGbl (void)
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{
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struct Tml_Not_Note Not;
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/***** Share note *****/
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Tml_Sha_ShaNote (&Not);
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/***** Write HTML inside DIV with form to unshare *****/
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Tml_Usr_PutIconFavSha (Tml_Usr_SHA_UNS_NOTE,
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Not.NotCod,Not.UsrCod,Not.NumShared,
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Tml_Usr_SHOW_FEW_USRS);
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}
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static void Tml_Sha_ShaNote (struct Tml_Not_Note *Not)
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{
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struct Tml_Pub_Publication Pub;
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long OriginalPubCod;
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/***** Get data of note *****/
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Not->NotCod = Tml_Not_GetParamNotCod ();
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Tml_Not_GetDataOfNoteByCod (Not);
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/***** Do some checks *****/
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if (!Tml_Usr_CheckIfICanFavSha (Not->NotCod,Not->UsrCod))
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return;
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/***** Trivial check: Is note already shared by me? *****/
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if (Tml_Usr_CheckIfFavedSharedByUsr (Tml_Usr_SHA_UNS_NOTE,Not->NotCod,
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Gbl.Usrs.Me.UsrDat.UsrCod))
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return;
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/***** Share (publish note in timeline) *****/
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Pub.NotCod = Not->NotCod;
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Pub.PublisherCod = Gbl.Usrs.Me.UsrDat.UsrCod;
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Pub.PubType = Tml_Pub_SHARED_NOTE;
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Tml_Pub_PublishPubInTimeline (&Pub); // Set Pub.PubCod
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/***** Update number of times this note is shared *****/
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Not->NumShared = Tml_DB_GetNumSharers (Not->NotCod,Not->UsrCod);
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/***** Create notification about shared post
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for the author of the post *****/
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OriginalPubCod = Tml_DB_GetPubCodOfOriginalNote (Not->NotCod);
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if (OriginalPubCod > 0)
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Tml_Ntf_CreateNotifToAuthor (Not->UsrCod,OriginalPubCod,Ntf_EVENT_TL_SHARE);
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}
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/*****************************************************************************/
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/******************** Unshare a previously shared note ***********************/
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/*****************************************************************************/
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void Tml_Sha_UnsNoteUsr (void)
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{
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/***** Get user whom profile is displayed *****/
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Usr_GetParamOtherUsrCodEncryptedAndGetUsrData ();
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/***** Unshare note *****/
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Tml_Sha_UnsNoteGbl ();
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}
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void Tml_Sha_UnsNoteGbl (void)
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{
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struct Tml_Not_Note Not;
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/***** Unshare note *****/
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Tml_Sha_UnsNote (&Not);
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/***** Write HTML inside DIV with form to share *****/
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Tml_Usr_PutIconFavSha (Tml_Usr_SHA_UNS_NOTE,
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Not.NotCod,Not.UsrCod,Not.NumShared,
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Tml_Usr_SHOW_FEW_USRS);
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}
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static void Tml_Sha_UnsNote (struct Tml_Not_Note *Not)
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{
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long OriginalPubCod;
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/***** Get data of note *****/
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Not->NotCod = Tml_Not_GetParamNotCod ();
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Tml_Not_GetDataOfNoteByCod (Not);
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/***** Do some checks *****/
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if (!Tml_Usr_CheckIfICanFavSha (Not->NotCod,Not->UsrCod))
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return;
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/***** Delete publication from database *****/
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Tml_DB_RemoveSharedPub (Not->NotCod);
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/***** Update number of times this note is shared *****/
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Not->NumShared = Tml_DB_GetNumSharers (Not->NotCod,Not->UsrCod);
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/***** Mark possible notifications on this note as removed *****/
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OriginalPubCod = Tml_DB_GetPubCodOfOriginalNote (Not->NotCod);
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if (OriginalPubCod > 0)
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Ntf_MarkNotifAsRemoved (Ntf_EVENT_TL_SHARE,OriginalPubCod);
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}
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