mirror of
https://github.com/acanas/swad-core.git
synced 2024-09-23 00:00:50 +02:00
1209 lines
45 KiB
C
1209 lines
45 KiB
C
// swad_timeline_database.c: social timeline operations with database
|
|
|
|
/*
|
|
SWAD (Shared Workspace At a Distance),
|
|
is a web platform developed at the University of Granada (Spain),
|
|
and used to support university teaching.
|
|
|
|
This file is part of SWAD core.
|
|
Copyright (C) 1999-2021 Antonio Cañas Vargas
|
|
|
|
This program is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU Affero General 3 License as
|
|
published by the Free Software Foundation, either version 3 of the
|
|
License, or (at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU Affero General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Affero General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
/*****************************************************************************/
|
|
/*********************************** Headers *********************************/
|
|
/*****************************************************************************/
|
|
|
|
#include "swad_database.h"
|
|
#include "swad_follow.h"
|
|
#include "swad_global.h"
|
|
#include "swad_timeline.h"
|
|
#include "swad_timeline_database.h"
|
|
#include "swad_timeline_publication.h"
|
|
|
|
/*****************************************************************************/
|
|
/****************************** Public constants *****************************/
|
|
/*****************************************************************************/
|
|
|
|
/*****************************************************************************/
|
|
/************************* Private constants and types ***********************/
|
|
/*****************************************************************************/
|
|
|
|
static const char *Tml_DB_TableFav[Tml_Usr_NUM_FAV_SHA] =
|
|
{
|
|
[Tml_Usr_FAV_UNF_NOTE] = "tml_notes_fav",
|
|
[Tml_Usr_FAV_UNF_COMM] = "tml_comments_fav",
|
|
[Tml_Usr_SHA_UNS_NOTE] = NULL, // Not used
|
|
};
|
|
static const char *Tml_DB_FieldFav[Tml_Usr_NUM_FAV_SHA] =
|
|
{
|
|
[Tml_Usr_FAV_UNF_NOTE] = "NotCod",
|
|
[Tml_Usr_FAV_UNF_COMM] = "PubCod",
|
|
[Tml_Usr_SHA_UNS_NOTE] = NULL, // Not used
|
|
};
|
|
static Tml_Pub_PubType_t Tml_DB_PubTypeFav[Tml_Usr_NUM_FAV_SHA] =
|
|
{
|
|
[Tml_Usr_FAV_UNF_NOTE] = Tml_Pub_ORIGINAL_NOTE,
|
|
[Tml_Usr_FAV_UNF_COMM] = Tml_Pub_COMMENT_TO_NOTE,
|
|
[Tml_Usr_SHA_UNS_NOTE] = Tml_Pub_UNKNOWN, // Not used
|
|
};
|
|
|
|
/*****************************************************************************/
|
|
/************** External global variables from others modules ****************/
|
|
/*****************************************************************************/
|
|
|
|
extern struct Globals Gbl;
|
|
|
|
/*****************************************************************************/
|
|
/************************* Private global variables **************************/
|
|
/*****************************************************************************/
|
|
|
|
/*****************************************************************************/
|
|
/***************************** Private prototypes ****************************/
|
|
/*****************************************************************************/
|
|
|
|
static long Tml_DB_GetMedCod (const char *Table,const char *Field,long Cod);
|
|
|
|
/*****************************************************************************/
|
|
/********************* Get which users to show in timeline *******************/
|
|
/*****************************************************************************/
|
|
// Returns the number of rows got
|
|
|
|
unsigned Tml_DB_GetWho (MYSQL_RES **mysql_res)
|
|
{
|
|
/***** Get which users from database *****/
|
|
return (unsigned)
|
|
DB_QuerySELECT (mysql_res,"can not get which timeline users",
|
|
"SELECT TimelineUsrs" // row[0]
|
|
" FROM usr_last WHERE UsrCod=%ld",
|
|
Gbl.Usrs.Me.UsrDat.UsrCod);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/********************* Get which users to show in timeline *******************/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_UpdateWho (Usr_Who_t Who)
|
|
{
|
|
/***** Update which users in database *****/
|
|
DB_QueryUPDATE ("can not update which timeline users",
|
|
"UPDATE usr_last SET TimelineUsrs=%u"
|
|
" WHERE UsrCod=%ld",
|
|
(unsigned) Who,
|
|
Gbl.Usrs.Me.UsrDat.UsrCod);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/********************* Get data of note using its code ***********************/
|
|
/*****************************************************************************/
|
|
// Returns the number of rows got
|
|
|
|
unsigned Tml_DB_GetDataOfNoteByCod (long NotCod,MYSQL_RES **mysql_res)
|
|
{
|
|
/***** Trivial check: note code should be > 0 *****/
|
|
if (NotCod <= 0)
|
|
return 0;
|
|
|
|
/***** Get data of note from database *****/
|
|
return (unsigned)
|
|
DB_QuerySELECT (mysql_res,"can not get data of note",
|
|
"SELECT NotCod," // row[0]
|
|
"NoteType," // row[1]
|
|
"Cod," // row[2]
|
|
"UsrCod," // row[3]
|
|
"HieCod," // row[4]
|
|
"Unavailable," // row[5]
|
|
"UNIX_TIMESTAMP(TimeNote)" // row[6]
|
|
" FROM tml_notes"
|
|
" WHERE NotCod=%ld",
|
|
NotCod);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/*************** Get code of publication of the original note ****************/
|
|
/*****************************************************************************/
|
|
|
|
long Tml_DB_GetPubCodOfOriginalNote (long NotCod)
|
|
{
|
|
MYSQL_RES *mysql_res;
|
|
MYSQL_ROW row;
|
|
long OriginalPubCod = -1L; // Default value
|
|
|
|
/***** Get code of publication of the original note *****/
|
|
if (DB_QuerySELECT (&mysql_res,"can not get code of publication",
|
|
"SELECT PubCod FROM tml_pubs"
|
|
" WHERE NotCod=%ld AND PubType=%u",
|
|
NotCod,(unsigned) Tml_Pub_ORIGINAL_NOTE) == 1)
|
|
{ // Result should have a unique row
|
|
/* Get code of publication (row[0]) */
|
|
row = mysql_fetch_row (mysql_res);
|
|
OriginalPubCod = Str_ConvertStrCodToLongCod (row[0]);
|
|
}
|
|
|
|
/***** Free structure that stores the query result *****/
|
|
DB_FreeMySQLResult (&mysql_res);
|
|
|
|
return OriginalPubCod;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/***************************** Create a new note *****************************/
|
|
/*****************************************************************************/
|
|
// Returns code of note just created
|
|
|
|
long Tml_DB_CreateNewNote (Tml_Not_NoteType_t NoteType,long Cod,
|
|
long PublisherCod,long HieCod)
|
|
{
|
|
return
|
|
DB_QueryINSERTandReturnCode ("can not create new note",
|
|
"INSERT INTO tml_notes"
|
|
" (NoteType,Cod,UsrCod,HieCod,Unavailable,TimeNote)"
|
|
" VALUES"
|
|
" (%u,%ld,%ld,%ld,'N',NOW())",
|
|
(unsigned) NoteType, // Post, file, exam, notice, forum
|
|
Cod, // Post, file, exam, notice, forum code
|
|
PublisherCod, // Publisher code
|
|
HieCod); // Where in hierarchy
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/************************* Mark a note as unavailable ************************/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_MarkNoteAsUnavailable (Tml_Not_NoteType_t NoteType,long Cod)
|
|
{
|
|
/***** Mark note as unavailable *****/
|
|
DB_QueryUPDATE ("can not mark note as unavailable",
|
|
"UPDATE tml_notes SET Unavailable='Y'"
|
|
" WHERE NoteType=%u AND Cod=%ld",
|
|
(unsigned) NoteType,Cod);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/***** Mark possible notes involving children of a folder as unavailable *****/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_MarkNotesChildrenOfFolderAsUnavailable (Tml_Not_NoteType_t NoteType,
|
|
Brw_FileBrowser_t FileBrowser,
|
|
long Cod,const char *Path)
|
|
{
|
|
/***** Mark notes as unavailable *****/
|
|
DB_QueryUPDATE ("can not mark notes as unavailable",
|
|
"UPDATE tml_notes SET Unavailable='Y'"
|
|
" WHERE NoteType=%u AND Cod IN"
|
|
" (SELECT FilCod FROM files"
|
|
" WHERE FileBrowser=%u AND Cod=%ld"
|
|
" AND Path LIKE '%s/%%' AND Public='Y')", // Only public files
|
|
(unsigned) NoteType,
|
|
(unsigned) FileBrowser,Cod,
|
|
Path);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/******* Create temporary tables used to not get notes already shown *********/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_CreateTmpTableJustRetrievedNotes (void)
|
|
{
|
|
/***** Create temporary table with notes just retrieved *****/
|
|
DB_Query ("can not create temporary table",
|
|
"CREATE TEMPORARY TABLE tml_tmp_just_retrieved_notes "
|
|
"(NotCod BIGINT NOT NULL,UNIQUE INDEX(NotCod))"
|
|
" ENGINE=MEMORY");
|
|
}
|
|
|
|
void Tml_DB_CreateTmpTableVisibleTimeline (void)
|
|
{
|
|
/***** Create temporary table with all notes visible in timeline *****/
|
|
DB_Query ("can not create temporary table",
|
|
"CREATE TEMPORARY TABLE tml_tmp_visible_timeline "
|
|
"(NotCod BIGINT NOT NULL,UNIQUE INDEX(NotCod))"
|
|
" ENGINE=MEMORY"
|
|
" SELECT NotCod FROM tml_timelines WHERE SessionId='%s'",
|
|
Gbl.Session.Id);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/**** Insert note in temporary tables used to not get notes already shown ****/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_InsertNoteInJustRetrievedNotes (long NotCod)
|
|
{
|
|
/* Insert note in temporary table with just retrieved notes.
|
|
This table will be used to not get notes already shown */
|
|
DB_QueryINSERT ("can not store note code",
|
|
"INSERT IGNORE INTO tml_tmp_just_retrieved_notes"
|
|
" SET NotCod=%ld",
|
|
NotCod);
|
|
}
|
|
|
|
void Tml_DB_InsertNoteInVisibleTimeline (long NotCod)
|
|
{
|
|
/* Insert note in temporary table with visible timeline.
|
|
This table will be used to not get notes already shown */
|
|
DB_QueryINSERT ("can not store note code",
|
|
"INSERT IGNORE INTO tml_tmp_visible_timeline"
|
|
" SET NotCod=%ld",
|
|
NotCod);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/****** Add just retrieved notes to current timeline for this session ********/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_AddNotesJustRetrievedToVisibleTimelineOfSession (void)
|
|
{
|
|
/* tml_timelines contains the distinct notes in timeline of each open session:
|
|
mysql> SELECT SessionId,COUNT(*) FROM tml_timelines GROUP BY SessionId;
|
|
+---------------------------------------------+----------+
|
|
| SessionId | COUNT(*) |
|
|
+---------------------------------------------+----------+
|
|
| u-X-R3gKki7eKMXrNCP8bGhwOAZuVngRy7FNGZFMKzI | 52 | --> 52 distinct notes
|
|
| u1CoqL1YWl3_hR4wk4bI7vhnc-uRcCmIDyKYAgBB6kk | 10 |
|
|
| u8xqamzkorHfY4BvYRMXjNhzHvQyigZUZemO0YiMn48 | 10 |
|
|
| u_n2V_L3KrFjnd4SqZk0gxMFwZHRuWZ8_EIVTU9sdpI | 10 |
|
|
| V6pGe1kGGS_uO5i__waqXKnuDkPYaDZHNAYr-Zv-GJQ | 2 |
|
|
| vqDRz-iiM8v10Dl8ThwqIqmDRIklz8szJaqflwXZucs | 10 |
|
|
| w11juqKPx6lg-f_pL2ZBYqlagU1mEepSvvk9L3gDGac | 10 | --> 10 distinct notes
|
|
| wLg4e8KQljCcVuFWIkJjNeti89kAiwOZ3iyXdzm_eDk | 10 |
|
|
| wnU85YrwJHhZGWIZhd7LQfQTPrclIWHfMF3DcB-Rcgw | 4 |
|
|
| wRzRJFnHfzW61fZYnvMIaMRlkuWUeEyqXVQ6JeWA32k | 11 |
|
|
+---------------------------------------------+----------+
|
|
10 rows in set (0,01 sec)
|
|
*/
|
|
DB_QueryINSERT ("can not insert notes in timeline",
|
|
"INSERT IGNORE INTO tml_timelines"
|
|
" (SessionId,NotCod)"
|
|
" SELECT '%s',NotCod FROM tml_tmp_just_retrieved_notes",
|
|
Gbl.Session.Id);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/******** Drop temporary tables used to not get notes already shown **********/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_DropTmpTableJustRetrievedNotes (void)
|
|
{
|
|
/***** Drop temporary table with notes just retrieved *****/
|
|
DB_Query ("can not remove temporary table",
|
|
"DROP TEMPORARY TABLE IF EXISTS tml_tmp_just_retrieved_notes");
|
|
}
|
|
|
|
void Tml_DB_DropTmpTableVisibleTimeline (void)
|
|
{
|
|
/***** Drop temporary table with all notes visible in timeline *****/
|
|
DB_Query ("can not remove temporary table",
|
|
"DROP TEMPORARY TABLE IF EXISTS tml_tmp_visible_timeline");
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/******************* Clear unused old timelines in database ******************/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_ClearOldTimelinesNotesFromDB (void)
|
|
{
|
|
/***** Remove timelines for expired sessions *****/
|
|
DB_QueryDELETE ("can not remove old timelines",
|
|
"DELETE LOW_PRIORITY FROM tml_timelines"
|
|
" WHERE SessionId NOT IN (SELECT SessionId FROM sessions)");
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/***************** Clear timeline for a session in database ******************/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_ClearTimelineNotesOfSessionFromDB (void)
|
|
{
|
|
/***** Remove timeline for a session *****/
|
|
DB_QueryDELETE ("can not remove timeline",
|
|
"DELETE FROM tml_timelines"
|
|
" WHERE SessionId='%s'",
|
|
Gbl.Session.Id);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/*************************** Remove favs for a note **************************/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_RemoveNoteFavs (long NotCod)
|
|
{
|
|
/***** Remove favs for note *****/
|
|
DB_QueryDELETE ("can not remove favs for note",
|
|
"DELETE FROM tml_notes_fav"
|
|
" WHERE NotCod=%ld",
|
|
NotCod);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/******************** Remove all publications of this note *******************/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_RemoveNotePubs (long NotCod)
|
|
{
|
|
/***** Remove all publications of this note *****/
|
|
DB_QueryDELETE ("can not remove a publication",
|
|
"DELETE FROM tml_pubs"
|
|
" WHERE NotCod=%ld",
|
|
NotCod);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/******************* Remove note publication from database *******************/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_RemoveNote (long NotCod)
|
|
{
|
|
/***** Remove note *****/
|
|
DB_QueryDELETE ("can not remove a note",
|
|
"DELETE FROM tml_notes"
|
|
" WHERE NotCod=%ld"
|
|
" AND UsrCod=%ld", // Extra check: author
|
|
NotCod,
|
|
Gbl.Usrs.Me.UsrDat.UsrCod);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/******************** Remove all notes created by a user *********************/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_RemoveAllNotesUsr (long UsrCod)
|
|
{
|
|
/***** Remove all notes created by user *****/
|
|
DB_QueryDELETE ("can not remove notes",
|
|
"DELETE FROM tml_notes WHERE UsrCod=%ld",
|
|
UsrCod);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/********************* Get data of post using its code ***********************/
|
|
/*****************************************************************************/
|
|
// Returns the number of rows got
|
|
|
|
unsigned Tml_DB_GetPostByCod (long PstCod,MYSQL_RES **mysql_res)
|
|
{
|
|
/***** Trivial check: post code should be > 0 *****/
|
|
if (PstCod <= 0)
|
|
return 0;
|
|
|
|
/***** Get data of post from database *****/
|
|
return (unsigned)
|
|
DB_QuerySELECT (mysql_res,"can not get the content"
|
|
" of a post",
|
|
"SELECT Txt," // row[0]
|
|
"MedCod" // row[1]
|
|
" FROM tml_posts"
|
|
" WHERE PstCod=%ld",
|
|
PstCod);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/***************** Get code of media associated to post **********************/
|
|
/*****************************************************************************/
|
|
|
|
long Tml_DB_GetMedCodFromPost (long PstCod)
|
|
{
|
|
return Tml_DB_GetMedCod ("tml_posts","PstCod",PstCod);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/********************* Insert post content in database ***********************/
|
|
/*****************************************************************************/
|
|
// Returns code of just created post
|
|
|
|
long Tml_DB_CreateNewPost (const struct Tml_Pst_Content *Content)
|
|
{
|
|
/***** Insert post content in the database *****/
|
|
return
|
|
DB_QueryINSERTandReturnCode ("can not create post",
|
|
"INSERT INTO tml_posts"
|
|
" (Txt,MedCod)"
|
|
" VALUES"
|
|
" ('%s',%ld)",
|
|
Content->Txt,
|
|
Content->Media.MedCod);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/************************* Remove post from database *************************/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_RemovePost (long PstCod)
|
|
{
|
|
/***** Remove post *****/
|
|
DB_QueryDELETE ("can not remove a post",
|
|
"DELETE FROM tml_posts"
|
|
" WHERE PstCod=%ld",
|
|
PstCod);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/************************* Remove all posts of a user ************************/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_RemoveAllPostsUsr (long UsrCod)
|
|
{
|
|
/***** Remove all posts of the user *****/
|
|
DB_QueryDELETE ("can not remove posts",
|
|
"DELETE FROM tml_posts"
|
|
" WHERE PstCod IN"
|
|
" (SELECT Cod FROM tml_notes"
|
|
" WHERE UsrCod=%ld AND NoteType=%u)",
|
|
UsrCod,(unsigned) TL_NOTE_POST);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/********************* Get number of comments in a note **********************/
|
|
/*****************************************************************************/
|
|
|
|
unsigned Tml_DB_GetNumCommsInNote (long NotCod)
|
|
{
|
|
return (unsigned)
|
|
DB_QueryCOUNT ("can not get number of comments in a note",
|
|
"SELECT COUNT(*) FROM tml_pubs"
|
|
" WHERE NotCod=%ld AND PubType=%u",
|
|
NotCod,(unsigned) Tml_Pub_COMMENT_TO_NOTE);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/************** Get publication codes of comments of a note from database *****************/
|
|
/*****************************************************************************/
|
|
// Returns the number of rows got
|
|
|
|
unsigned Tml_DB_GetComms (long NotCod,MYSQL_RES **mysql_res)
|
|
{
|
|
return (unsigned)
|
|
DB_QuerySELECT (mysql_res,"can not get comments",
|
|
"SELECT PubCod" // row[0]
|
|
" FROM tml_pubs"
|
|
" WHERE NotCod=%ld AND PubType=%u",
|
|
NotCod,(unsigned) Tml_Pub_COMMENT_TO_NOTE);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/************** Get initial comments of a note from database *****************/
|
|
/*****************************************************************************/
|
|
// Returns the number of rows got
|
|
|
|
unsigned Tml_DB_GetInitialComms (long NotCod,unsigned NumInitialCommsToGet,
|
|
MYSQL_RES **mysql_res)
|
|
{
|
|
return (unsigned)
|
|
DB_QuerySELECT (mysql_res,"can not get comments",
|
|
"SELECT tml_pubs.PubCod," // row[0]
|
|
"tml_pubs.PublisherCod," // row[1]
|
|
"tml_pubs.NotCod," // row[2]
|
|
"UNIX_TIMESTAMP(tml_pubs.TimePublish)," // row[3]
|
|
"tml_comments.Txt," // row[4]
|
|
"tml_comments.MedCod" // row[5]
|
|
" FROM tml_pubs,tml_comments"
|
|
" WHERE tml_pubs.NotCod=%ld"
|
|
" AND tml_pubs.PubType=%u"
|
|
" AND tml_pubs.PubCod=tml_comments.PubCod"
|
|
" ORDER BY tml_pubs.PubCod"
|
|
" LIMIT %lu",
|
|
NotCod,(unsigned) Tml_Pub_COMMENT_TO_NOTE,
|
|
NumInitialCommsToGet);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/*************** Get final comments of a note from database ******************/
|
|
/*****************************************************************************/
|
|
// Returns the number of rows got
|
|
|
|
unsigned Tml_DB_GetFinalComms (long NotCod,unsigned NumFinalCommsToGet,
|
|
MYSQL_RES **mysql_res)
|
|
{
|
|
/***** Get final comments of a note from database *****/
|
|
return (unsigned)
|
|
DB_QuerySELECT (mysql_res,"can not get comments",
|
|
"SELECT * FROM "
|
|
"("
|
|
"SELECT tml_pubs.PubCod," // row[0]
|
|
"tml_pubs.PublisherCod," // row[1]
|
|
"tml_pubs.NotCod," // row[2]
|
|
"UNIX_TIMESTAMP(tml_pubs.TimePublish)," // row[3]
|
|
"tml_comments.Txt," // row[4]
|
|
"tml_comments.MedCod" // row[5]
|
|
" FROM tml_pubs,tml_comments"
|
|
" WHERE tml_pubs.NotCod=%ld"
|
|
" AND tml_pubs.PubType=%u"
|
|
" AND tml_pubs.PubCod=tml_comments.PubCod"
|
|
" ORDER BY tml_pubs.PubCod DESC LIMIT %u"
|
|
") AS comments"
|
|
" ORDER BY PubCod",
|
|
NotCod,(unsigned) Tml_Pub_COMMENT_TO_NOTE,
|
|
NumFinalCommsToGet);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/******************* Get data of comment using its code **********************/
|
|
/*****************************************************************************/
|
|
// Returns the number of rows got
|
|
|
|
unsigned Tml_DB_GetDataOfCommByCod (long PubCod,MYSQL_RES **mysql_res)
|
|
{
|
|
/***** Trivial check: publication code should be > 0 *****/
|
|
if (PubCod <= 0)
|
|
return 0;
|
|
|
|
/***** Get data of comment from database *****/
|
|
return (unsigned)
|
|
DB_QuerySELECT (mysql_res,"can not get data of comment",
|
|
"SELECT tml_pubs.PubCod," // row[0]
|
|
"tml_pubs.PublisherCod," // row[1]
|
|
"tml_pubs.NotCod," // row[2]
|
|
"UNIX_TIMESTAMP(tml_pubs.TimePublish)," // row[3]
|
|
"tml_comments.Txt," // row[4]
|
|
"tml_comments.MedCod" // row[5]
|
|
" FROM tml_pubs,tml_comments"
|
|
" WHERE tml_pubs.PubCod=%ld"
|
|
" AND tml_pubs.PubType=%u"
|
|
" AND tml_pubs.PubCod=tml_comments.PubCod",
|
|
PubCod,(unsigned) Tml_Pub_COMMENT_TO_NOTE);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/******************* Insert comment content in database **********************/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_InsertCommContent (long PubCod,
|
|
const struct Tml_Pst_Content *Content)
|
|
{
|
|
/***** Insert comment content in database *****/
|
|
DB_QueryINSERT ("can not store comment content",
|
|
"INSERT INTO tml_comments"
|
|
" (PubCod,Txt,MedCod)"
|
|
" VALUES"
|
|
" (%ld,'%s',%ld)",
|
|
PubCod,
|
|
Content->Txt,
|
|
Content->Media.MedCod);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/**************** Get code of media associated to comment ********************/
|
|
/*****************************************************************************/
|
|
|
|
long Tml_DB_GetMedCodFromComm (long PubCod)
|
|
{
|
|
return Tml_DB_GetMedCod ("tml_comments","PubCod",PubCod);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/****************** Remove favs for comment from database ********************/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_RemoveCommFavs (long PubCod)
|
|
{
|
|
/***** Remove favs for comment *****/
|
|
DB_QueryDELETE ("can not remove favs for comment",
|
|
"DELETE FROM tml_comments_fav"
|
|
" WHERE PubCod=%ld",
|
|
PubCod);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/***************** Remove content of comment from database *******************/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_RemoveCommContent (long PubCod)
|
|
{
|
|
/***** Remove content of comment *****/
|
|
DB_QueryDELETE ("can not remove comment content",
|
|
"DELETE FROM tml_comments"
|
|
" WHERE PubCod=%ld",
|
|
PubCod);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/***************** Remove comment publication from database ******************/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_RemoveCommPub (long PubCod)
|
|
{
|
|
/***** Remove comment publication *****/
|
|
DB_QueryDELETE ("can not remove comment",
|
|
"DELETE FROM tml_pubs"
|
|
" WHERE PubCod=%ld"
|
|
" AND PublisherCod=%ld" // Extra check: author
|
|
" AND PubType=%u", // Extra check: it's a comment
|
|
PubCod,
|
|
Gbl.Usrs.Me.UsrDat.UsrCod,
|
|
(unsigned) Tml_Pub_COMMENT_TO_NOTE);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/*********** Remove all comments in all the notes of a given user ************/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_RemoveAllCommsInAllNotesOf (long UsrCod)
|
|
{
|
|
/***** Remove all comments in all notes of the user *****/
|
|
DB_QueryDELETE ("can not remove comments",
|
|
"DELETE FROM tml_comments"
|
|
" USING tml_notes,tml_pubs,tml_comments"
|
|
" WHERE tml_notes.UsrCod=%ld"
|
|
" AND tml_notes.NotCod=tml_pubs.NotCod"
|
|
" AND tml_pubs.PubType=%u"
|
|
" AND tml_pubs.PubCod=tml_comments.PubCod",
|
|
UsrCod,(unsigned) Tml_Pub_COMMENT_TO_NOTE);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/*********** Remove all comments made by a given user in any note ************/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_RemoveAllCommsMadeBy (long UsrCod)
|
|
{
|
|
/***** Remove all comments made by this user in any note *****/
|
|
DB_QueryDELETE ("can not remove comments",
|
|
"DELETE FROM tml_comments"
|
|
" USING tml_pubs,tml_comments"
|
|
" WHERE tml_pubs.PublisherCod=%ld"
|
|
" AND tml_pubs.PubType=%u"
|
|
" AND tml_pubs.PubCod=tml_comments.PubCod",
|
|
UsrCod,(unsigned) Tml_Pub_COMMENT_TO_NOTE);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/*************** Get code of media associated to post/comment ****************/
|
|
/*****************************************************************************/
|
|
|
|
static long Tml_DB_GetMedCod (const char *Table,const char *Field,long Cod)
|
|
{
|
|
MYSQL_RES *mysql_res;
|
|
MYSQL_ROW row;
|
|
long MedCod = -1L; // Default value
|
|
|
|
/***** Get code of media associated to comment *****/
|
|
if (DB_QuerySELECT (&mysql_res,"can not get media code",
|
|
"SELECT MedCod" // row[0]
|
|
" FROM %s"
|
|
" WHERE %s=%ld",
|
|
Table,Field,Cod) == 1) // Result should have a unique row
|
|
{
|
|
/* Get media code */
|
|
row = mysql_fetch_row (mysql_res);
|
|
MedCod = Str_ConvertStrCodToLongCod (row[0]);
|
|
}
|
|
|
|
/* Free structure that stores the query result */
|
|
DB_FreeMySQLResult (&mysql_res);
|
|
|
|
return MedCod;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/******* Create temporary table and subquery with potential publishers *******/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_CreateSubQueryPublishers (const struct Tml_Timeline *Timeline,
|
|
struct Tml_Pub_SubQueries *SubQueries)
|
|
{
|
|
/***** Create temporary table and subquery with potential publishers *****/
|
|
switch (Timeline->UsrOrGbl)
|
|
{
|
|
case Tml_Usr_TIMELINE_USR: // Show the timeline of a user
|
|
SubQueries->TablePublishers = "";
|
|
sprintf (SubQueries->Publishers,"tml_pubs.PublisherCod=%ld AND ",
|
|
Gbl.Usrs.Other.UsrDat.UsrCod);
|
|
break;
|
|
case Tml_Usr_TIMELINE_GBL: // Show the global timeline
|
|
switch (Timeline->Who)
|
|
{
|
|
case Usr_WHO_ME: // Show my timeline
|
|
SubQueries->TablePublishers = "";
|
|
snprintf (SubQueries->Publishers,sizeof (SubQueries->Publishers),
|
|
"tml_pubs.PublisherCod=%ld AND ",
|
|
Gbl.Usrs.Me.UsrDat.UsrCod);
|
|
break;
|
|
case Usr_WHO_FOLLOWED: // Show the timeline of the users I follow
|
|
Fol_CreateTmpTableMeAndUsrsIFollow ();
|
|
SubQueries->TablePublishers = ",fol_tmp_me_and_followed";
|
|
Str_Copy (SubQueries->Publishers,
|
|
"tml_pubs.PublisherCod=fol_tmp_me_and_followed.UsrCod AND ",
|
|
sizeof (SubQueries->Publishers) - 1);
|
|
break;
|
|
case Usr_WHO_ALL: // Show the timeline of all users
|
|
SubQueries->TablePublishers = "";
|
|
SubQueries->Publishers[0] = '\0';
|
|
break;
|
|
default:
|
|
Lay_WrongWhoExit ();
|
|
break;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/********* Create subquery to get only notes not present in timeline *********/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_CreateSubQueryAlreadyExists (const struct Tml_Timeline *Timeline,
|
|
struct Tml_Pub_SubQueries *SubQueries)
|
|
{
|
|
static const char *Table[Tml_NUM_WHAT_TO_GET] =
|
|
{
|
|
[Tml_GET_RECENT_TIMELINE] = "tml_tmp_just_retrieved_notes", // Avoid notes just retrieved
|
|
[Tml_GET_ONLY_NEW_PUBS ] = "tml_tmp_just_retrieved_notes", // Avoid notes just retrieved
|
|
[Tml_GET_ONLY_OLD_PUBS ] = "tml_tmp_visible_timeline", // Avoid notes already shown
|
|
};
|
|
|
|
snprintf (SubQueries->AlreadyExists,sizeof (SubQueries->AlreadyExists),
|
|
" tml_pubs.NotCod NOT IN (SELECT NotCod FROM %s)",
|
|
Table[Timeline->WhatToGet]);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/***** Create subqueries with range of publications to get from tml_pubs *****/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_CreateSubQueryRangeBottom (long Bottom,struct Tml_Pub_SubQueries *SubQueries)
|
|
{
|
|
if (Bottom > 0)
|
|
sprintf (SubQueries->RangeBottom,"tml_pubs.PubCod>%ld AND ",Bottom);
|
|
else
|
|
SubQueries->RangeBottom[0] = '\0';
|
|
}
|
|
|
|
void Tml_DB_CreateSubQueryRangeTop (long Top,struct Tml_Pub_SubQueries *SubQueries)
|
|
{
|
|
if (Top > 0)
|
|
sprintf (SubQueries->RangeTop,"tml_pubs.PubCod<%ld AND ",Top);
|
|
else
|
|
SubQueries->RangeTop[0] = '\0';
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/******************** Select the most recent publication *********************/
|
|
/*****************************************************************************/
|
|
// Returns the number of rows got
|
|
|
|
unsigned Tml_DB_SelectTheMostRecentPub (const struct Tml_Pub_SubQueries *SubQueries,
|
|
MYSQL_RES **mysql_res)
|
|
{
|
|
return (unsigned)
|
|
DB_QuerySELECT (mysql_res,"can not get publication",
|
|
"SELECT tml_pubs.PubCod," // row[0]
|
|
"tml_pubs.NotCod," // row[1]
|
|
"tml_pubs.PublisherCod," // row[2]
|
|
"tml_pubs.PubType" // row[3]
|
|
" FROM tml_pubs%s"
|
|
" WHERE %s%s%s%s"
|
|
" ORDER BY tml_pubs.PubCod DESC LIMIT 1",
|
|
SubQueries->TablePublishers,
|
|
SubQueries->RangeBottom,
|
|
SubQueries->RangeTop,
|
|
SubQueries->Publishers,
|
|
SubQueries->AlreadyExists);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/****************** Get data of publication using its code *******************/
|
|
/*****************************************************************************/
|
|
// Returns the number of rows got
|
|
|
|
unsigned Tml_DB_GetDataOfPubByCod (long PubCod,MYSQL_RES **mysql_res)
|
|
{
|
|
/***** Trivial check: publication code should be > 0 *****/
|
|
if (PubCod <= 0)
|
|
return 0;
|
|
|
|
/***** Get data of note from database *****/
|
|
return (unsigned)
|
|
DB_QuerySELECT (mysql_res,"can not get data of publication",
|
|
"SELECT PubCod," // row[0]
|
|
"NotCod," // row[1]
|
|
"PublisherCod," // row[2]
|
|
"PubType" // row[3]
|
|
" FROM tml_pubs WHERE PubCod=%ld",
|
|
PubCod);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/*********************** Get code of note of a publication *******************/
|
|
/*****************************************************************************/
|
|
|
|
long Tml_DB_GetNotCodFromPubCod (long PubCod)
|
|
{
|
|
MYSQL_RES *mysql_res;
|
|
MYSQL_ROW row;
|
|
long NotCod = -1L; // Default value
|
|
|
|
/***** Get code of note from database *****/
|
|
if (DB_QuerySELECT (&mysql_res,"can not get code of note",
|
|
"SELECT NotCod FROM tml_pubs"
|
|
" WHERE PubCod=%ld",
|
|
PubCod) == 1) // Result should have a unique row
|
|
{
|
|
/* Get code of note */
|
|
row = mysql_fetch_row (mysql_res);
|
|
NotCod = Str_ConvertStrCodToLongCod (row[0]);
|
|
}
|
|
|
|
/***** Free structure that stores the query result *****/
|
|
DB_FreeMySQLResult (&mysql_res);
|
|
|
|
return NotCod;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/************* Get last/first publication code stored in session *************/
|
|
/*****************************************************************************/
|
|
// FieldName can be:
|
|
// "LastPubCod"
|
|
// "FirstPubCod"
|
|
|
|
long Tml_DB_GetPubCodFromSession (const char *FieldName)
|
|
{
|
|
MYSQL_RES *mysql_res;
|
|
MYSQL_ROW row;
|
|
long PubCod;
|
|
|
|
/***** Get last publication code from database *****/
|
|
if (DB_QuerySELECT (&mysql_res,"can not get publication code from session",
|
|
"SELECT %s FROM sessions"
|
|
" WHERE SessionId='%s'",
|
|
FieldName,Gbl.Session.Id) == 1)
|
|
{
|
|
/* Get last publication code */
|
|
row = mysql_fetch_row (mysql_res);
|
|
if (sscanf (row[0],"%ld",&PubCod) != 1)
|
|
PubCod = 0;
|
|
}
|
|
else
|
|
PubCod = 0;
|
|
|
|
/***** Free structure that stores the query result *****/
|
|
DB_FreeMySQLResult (&mysql_res);
|
|
|
|
return PubCod;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/****************** Get number of publications from a user *******************/
|
|
/*****************************************************************************/
|
|
|
|
unsigned long Tml_DB_GetNumPubsUsr (long UsrCod)
|
|
{
|
|
/***** Get number of posts from a user from database *****/
|
|
return DB_QueryCOUNT ("can not get number of publications from a user",
|
|
"SELECT COUNT(*) FROM tml_pubs"
|
|
" WHERE PublisherCod=%ld",
|
|
UsrCod);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/********************* Insert new publication in database ********************/
|
|
/*****************************************************************************/
|
|
// Return just created publication code
|
|
|
|
long Tml_DB_CreateNewPub (const struct Tml_Pub_Publication *Pub)
|
|
{
|
|
/***** Insert new publication in database *****/
|
|
return
|
|
DB_QueryINSERTandReturnCode ("can not publish note/comment",
|
|
"INSERT INTO tml_pubs"
|
|
" (NotCod,PublisherCod,PubType,TimePublish)"
|
|
" VALUES"
|
|
" (%ld,%ld,%u,NOW())",
|
|
Pub->NotCod,
|
|
Pub->PublisherCod,
|
|
(unsigned) Pub->PubType);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/************** Update first publication code stored in session **************/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_UpdateFirstPubCodInSession (long FirstPubCod)
|
|
{
|
|
DB_QueryUPDATE ("can not update first publication code into session",
|
|
"UPDATE sessions"
|
|
" SET FirstPubCod=%ld"
|
|
" WHERE SessionId='%s'",
|
|
FirstPubCod,
|
|
Gbl.Session.Id);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/*************** Update last publication code stored in session **************/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_UpdateLastPubCodInSession (void)
|
|
{
|
|
DB_QueryUPDATE ("can not update last publication code into session",
|
|
"UPDATE sessions"
|
|
" SET LastPubCod="
|
|
"(SELECT IFNULL(MAX(PubCod),0)"
|
|
" FROM tml_pubs)" // The most recent publication
|
|
" WHERE SessionId='%s'",
|
|
Gbl.Session.Id);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/********* Update first and last publication codes stored in session *********/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_UpdateFirstLastPubCodsInSession (long FirstPubCod)
|
|
{
|
|
DB_QueryUPDATE ("can not update first/last publication codes into session",
|
|
"UPDATE sessions"
|
|
" SET FirstPubCod=%ld,"
|
|
"LastPubCod="
|
|
"(SELECT IFNULL(MAX(PubCod),0)"
|
|
" FROM tml_pubs)" // The most recent publication
|
|
" WHERE SessionId='%s'",
|
|
FirstPubCod,
|
|
Gbl.Session.Id);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/************** Remove all publications published by any user ****************/
|
|
/************** related to notes authored by a given user ****************/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_RemoveAllPubsPublishedByAnyUsrOfNotesAuthoredBy (long UsrCod)
|
|
{
|
|
/***** Remove all publications (original notes, shared notes, comments)
|
|
published by any user
|
|
and related to notes authored by this user *****/
|
|
DB_QueryDELETE ("can not remove publications",
|
|
"DELETE FROM tml_pubs"
|
|
" USING tml_notes,tml_pubs"
|
|
" WHERE tml_notes.UsrCod=%ld"
|
|
" AND tml_notes.NotCod=tml_pubs.NotCod",
|
|
UsrCod);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/**************** Remove all publications published by a user ****************/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_RemoveAllPubsPublishedBy (long UsrCod)
|
|
{
|
|
/***** Remove all publications published by the user *****/
|
|
DB_QueryDELETE ("can not remove publications",
|
|
"DELETE FROM tml_pubs WHERE PublisherCod=%ld",
|
|
UsrCod);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/****************** Check if a user has favourited a note ********************/
|
|
/*****************************************************************************/
|
|
|
|
bool Tml_DB_CheckIfFavedByUsr (Tml_Usr_FavSha_t FavSha,long Cod,long UsrCod)
|
|
{
|
|
/***** Check if a user has favourited a note/comment from database *****/
|
|
return (DB_QueryCOUNT ("can not check if a user has favourited",
|
|
"SELECT COUNT(*) FROM %s"
|
|
" WHERE %s=%ld AND UsrCod=%ld",
|
|
Tml_DB_TableFav[FavSha],
|
|
Tml_DB_FieldFav[FavSha],Cod,UsrCod) != 0);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/********* Get number of times a note/comment has been favourited ************/
|
|
/*****************************************************************************/
|
|
|
|
unsigned Tml_DB_GetNumFavers (Tml_Usr_FavSha_t FavSha,long Cod,long UsrCod)
|
|
{
|
|
/***** Get number of times (users) a note/comment has been favourited *****/
|
|
return (unsigned)
|
|
DB_QueryCOUNT ("can not get number of times has been favourited",
|
|
"SELECT COUNT(*) FROM %s"
|
|
" WHERE %s=%ld"
|
|
" AND UsrCod<>%ld", // Extra check
|
|
Tml_DB_TableFav[FavSha],
|
|
Tml_DB_FieldFav[FavSha],Cod,
|
|
UsrCod); // The author
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/******* Get list of users who have marked a note/comment as favourite *******/
|
|
/*****************************************************************************/
|
|
|
|
unsigned Tml_DB_GetFavers (Tml_Usr_FavSha_t FavSha,
|
|
long Cod,long UsrCod,unsigned MaxUsrs,
|
|
MYSQL_RES **mysql_res)
|
|
{
|
|
/***** Get list of users who have marked a note/comment as favourite from database *****/
|
|
return (unsigned)
|
|
DB_QuerySELECT (mysql_res,"can not get favers",
|
|
"SELECT UsrCod" // row[0]
|
|
" FROM %s"
|
|
" WHERE %s=%ld"
|
|
" AND UsrCod<>%ld" // Extra check
|
|
" ORDER BY FavCod LIMIT %u",
|
|
Tml_DB_TableFav[FavSha],
|
|
Tml_DB_FieldFav[FavSha],Cod,
|
|
UsrCod,
|
|
MaxUsrs);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/**************** Mark note/comment as favourite in database *****************/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_MarkAsFav (Tml_Usr_FavSha_t FavSha,long Cod)
|
|
{
|
|
/***** Insert in favourited in database *****/
|
|
DB_QueryINSERT ("can not favourite comment",
|
|
"INSERT IGNORE INTO %s"
|
|
" (%s,UsrCod,TimeFav)"
|
|
" VALUES"
|
|
" (%ld,%ld,NOW())",
|
|
Tml_DB_TableFav[FavSha],
|
|
Tml_DB_FieldFav[FavSha],
|
|
Cod,Gbl.Usrs.Me.UsrDat.UsrCod);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/*************** Unmark note/comment as favourite in database ****************/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_UnmarkAsFav (Tml_Usr_FavSha_t FavSha,long Cod)
|
|
{
|
|
/***** Delete the mark as favourite from database *****/
|
|
DB_QueryDELETE ("can not unfavourite",
|
|
"DELETE FROM %s"
|
|
" WHERE %s=%ld AND UsrCod=%ld",
|
|
Tml_DB_TableFav[FavSha],
|
|
Tml_DB_FieldFav[FavSha],Cod,Gbl.Usrs.Me.UsrDat.UsrCod);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/********** Remove all favs made by a given user to any comment **************/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_RemoveAllFavsMadeByUsr (Tml_Usr_FavSha_t FavSha,long UsrCod)
|
|
{
|
|
/* Remove all favs made by this user to any note/comment */
|
|
DB_QueryDELETE ("can not remove favs",
|
|
"DELETE FROM %s WHERE UsrCod=%ld",
|
|
Tml_DB_TableFav[FavSha],UsrCod);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/************ Remove all favs to notes/comments of a given user **************/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_RemoveAllFavsToPubsBy (Tml_Usr_FavSha_t FavSha,long UsrCod)
|
|
{
|
|
/***** Remove all favs to notes/comments of this user *****/
|
|
DB_QueryDELETE ("can not remove favs",
|
|
"DELETE FROM %s"
|
|
" USING tml_pubs,%s"
|
|
" WHERE tml_pubs.PublisherCod=%ld" // Author of the comment
|
|
" AND tml_pubs.PubType=%u"
|
|
" AND tml_pubs.PubCod=%s.PubCod",
|
|
Tml_DB_TableFav[FavSha],
|
|
Tml_DB_TableFav[FavSha],
|
|
UsrCod,
|
|
(unsigned) Tml_DB_PubTypeFav[FavSha],
|
|
Tml_DB_TableFav[FavSha]);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/*** Remove all favs to all comments in all notes authored by a given user ***/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_RemoveAllFavsToAllCommsInAllNotesBy (long UsrCod)
|
|
{
|
|
/***** Remove all favs to all comments
|
|
in all notes authored by this user *****/
|
|
DB_QueryDELETE ("can not remove favs",
|
|
"DELETE FROM tml_comments_fav"
|
|
" USING tml_notes,tml_pubs,tml_comments_fav"
|
|
" WHERE tml_notes.UsrCod=%ld" // Author of the note
|
|
" AND tml_notes.NotCod=tml_pubs.NotCod"
|
|
" AND tml_pubs.PubType=%u"
|
|
" AND tml_pubs.PubCod=tml_comments_fav.PubCod",
|
|
UsrCod,(unsigned) Tml_Pub_COMMENT_TO_NOTE);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/****************** Check if a user has published a note *********************/
|
|
/*****************************************************************************/
|
|
|
|
bool Tml_DB_CheckIfSharedByUsr (long NotCod,long UsrCod)
|
|
{
|
|
return (DB_QueryCOUNT ("can not check if a user has shared a note",
|
|
"SELECT COUNT(*) FROM tml_pubs"
|
|
" WHERE NotCod=%ld"
|
|
" AND PublisherCod=%ld"
|
|
" AND PubType=%u",
|
|
NotCod,
|
|
UsrCod,
|
|
(unsigned) Tml_Pub_SHARED_NOTE) != 0);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/********** Get number of times a note has been shared in timeline ***********/
|
|
/*****************************************************************************/
|
|
|
|
unsigned Tml_DB_GetNumSharers (long NotCod,long UsrCod)
|
|
{
|
|
/***** Get number of times (users) this note has been shared *****/
|
|
return (unsigned)
|
|
DB_QueryCOUNT ("can not get number of times a note has been shared",
|
|
"SELECT COUNT(*) FROM tml_pubs"
|
|
" WHERE NotCod=%ld"
|
|
" AND PublisherCod<>%ld"
|
|
" AND PubType=%u",
|
|
NotCod,
|
|
UsrCod, // Author of the note
|
|
(unsigned) Tml_Pub_SHARED_NOTE);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/***************** Get list of users who have shared a note ******************/
|
|
/*****************************************************************************/
|
|
|
|
unsigned Tml_DB_GetSharers (long NotCod,long UsrCod,unsigned MaxUsrs,
|
|
MYSQL_RES **mysql_res)
|
|
{
|
|
/***** Get list of users who have shared a note from database *****/
|
|
return (unsigned)
|
|
DB_QuerySELECT (mysql_res,"can not get users",
|
|
"SELECT PublisherCod" // row[0]
|
|
" FROM tml_pubs"
|
|
" WHERE NotCod=%ld"
|
|
" AND PublisherCod<>%ld"
|
|
" AND PubType=%u"
|
|
" ORDER BY PubCod LIMIT %u",
|
|
NotCod,
|
|
UsrCod,
|
|
(unsigned) Tml_Pub_SHARED_NOTE,
|
|
MaxUsrs);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/****************** Remove shared publication from database ******************/
|
|
/*****************************************************************************/
|
|
|
|
void Tml_DB_RemoveSharedPub (long NotCod)
|
|
{
|
|
/***** Remove shared publication *****/
|
|
DB_QueryDELETE ("can not remove a publication",
|
|
"DELETE FROM tml_pubs"
|
|
" WHERE NotCod=%ld"
|
|
" AND PublisherCod=%ld"
|
|
" AND PubType=%u", // Extra check: shared note
|
|
NotCod,
|
|
Gbl.Usrs.Me.UsrDat.UsrCod,
|
|
(unsigned) Tml_Pub_SHARED_NOTE);
|
|
}
|