Marown/swad-core
Marown/swad-core
1
0
Fork 0
mirror of https://github.com/acanas/swad-core.git synced 2024-06-17 05:55:43 +02:00
Code Issues Packages Projects Releases Wiki Activity

Version20.15

Browse Source
This commit is contained in:
acanas 2021-02-08 22:33:41 +01:00
parent 480b34f738
commit 43ee77df40
3 changed files with 224 additions and 157 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
swad_changelog.h
View File

@ -553,7 +553,7 @@ enscript -2 --landscape --color --file-align=2 --highlight --line-numbers -o - *
En OpenSWAD: En OpenSWAD:
ps2pdf source.ps destination.pdf ps2pdf source.ps destination.pdf
*/ */
#define Log_PLATFORM_VERSION "SWAD 20.14.3 (2021-02-08)" #define Log_PLATFORM_VERSION "SWAD 20.15 (2021-02-08)"
#define CSS_FILE "swad20.8.css" #define CSS_FILE "swad20.8.css"
#define JS_FILE "swad20.6.2.js" #define JS_FILE "swad20.6.2.js"
/* /*
@ -600,6 +600,8 @@ TODO: DNI de un estudiante sale err
TODO: BUG: Cuando un tipo de grupo sólo tiene un grupo, inscribirse es voluntario, el estudiante sólo puede pertenecer a un grupo, y se inscribe en él, debería poder desapuntarse. Ahora no puede. TODO: BUG: Cuando un tipo de grupo sólo tiene un grupo, inscribirse es voluntario, el estudiante sólo puede pertenecer a un grupo, y se inscribe en él, debería poder desapuntarse. Ahora no puede.
Version 20.15: Feb 08, 2021 Code refactoring in timeline. (305118 lines)
Version 20.14.4: Feb 08, 2021 Code refactoring in timeline. (305096 lines)
Version 20.14.3: Feb 08, 2021 Code refactoring related to parameter who (which users). (305057 lines) Version 20.14.3: Feb 08, 2021 Code refactoring related to parameter who (which users). (305057 lines)
Version 20.14.2: Feb 08, 2021 Code refactoring in timeline. (305044 lines) Version 20.14.2: Feb 08, 2021 Code refactoring in timeline. (305044 lines)
Version 20.14.1: Feb 08, 2021 Code refactoring in timeline. (305072 lines) Version 20.14.1: Feb 08, 2021 Code refactoring in timeline. (305072 lines)

358
swad_timeline.c
View File

@ -65,22 +65,7 @@
#define TL_MAX_CHARS_IN_POST 1000 // Maximum number of characters in a post #define TL_MAX_CHARS_IN_POST 1000 // Maximum number of characters in a post
typedef enum #define TL_MAX_BYTES_SUBQUERY (128 - 1)
{
TL_TIMELINE_USR, // Show the timeline of a user
TL_TIMELINE_GBL, // Show the timeline of the users follwed by me
} TL_TimelineUsrOrGbl_t;
#define TL_NUM_WHAT_TO_GET_FROM_TIMELINE 3
typedef enum
{
TL_GET_ONLY_NEW_PUBS, // New publications are retrieved via AJAX
// automatically from time to time
TL_GET_RECENT_TIMELINE, // Recent timeline is shown when the user clicks on action menu,...
// or after editing timeline
TL_GET_ONLY_OLD_PUBS, // Old publications are retrieved via AJAX
// when the user clicks on link at bottom of timeline
} TL_WhatToGetFromTimeline_t;
/* /*
Timeline images will be saved with: Timeline images will be saved with:
@ -179,17 +164,22 @@ static void TL_ShowTimelineGblHighlightingNot (struct TL_Timeline *Timeline,
static void TL_ShowTimelineUsrHighlightingNot (struct TL_Timeline *Timeline, static void TL_ShowTimelineUsrHighlightingNot (struct TL_Timeline *Timeline,
long NotCod); long NotCod);
static void TL_GetAndShowOldTimeline (struct TL_Timeline *Timeline, static void TL_GetAndShowOldTimeline (struct TL_Timeline *Timeline);
TL_TimelineUsrOrGbl_t TimelineUsrOrGbl);
static void TL_BuildQueryToGetTimeline (struct TL_Timeline *Timeline, static void TL_BuildQueryToGetTimeline (struct TL_Timeline *Timeline,
char **Query, char **Query);
TL_TimelineUsrOrGbl_t TimelineUsrOrGbl,
TL_WhatToGetFromTimeline_t WhatToGetFromTimeline);
static long TL_GetPubCodFromSession (const char *FieldName); static long TL_GetPubCodFromSession (const char *FieldName);
static void TL_UpdateLastPubCodIntoSession (void); static void TL_UpdateLastPubCodIntoSession (void);
static void TL_UpdateFirstPubCodIntoSession (long FirstPubCod); static void TL_UpdateFirstPubCodIntoSession (long FirstPubCod);
static void TL_DropTemporaryTablesUsedToQueryTimeline (void); static void TL_CreateTmpTablePubCodes (void);
static void TL_CreateTmpTableNotCodes (void);
static void TL_CreateTmpTableCurrentTimeline (void);
static void TL_CreateTmpTablePublishers (void);
static void TL_DropTmpTablesUsedToQueryTimeline (void);
static void TL_CreateSubQueryPublishers (const struct TL_Timeline *Timeline,
char SubQueryPublishers[TL_MAX_BYTES_SUBQUERY + 1]);
static void TL_CreateSubQueryAlreadyExists (const struct TL_Timeline *Timeline,
char SubQueryAlreadyExists[TL_MAX_BYTES_SUBQUERY + 1]);
static void TL_ShowTimeline (struct TL_Timeline *Timeline, static void TL_ShowTimeline (struct TL_Timeline *Timeline,
char *Query, char *Query,
@ -324,7 +314,9 @@ static void TL_InitTimelineGbl (struct TL_Timeline *Timeline)
void TL_ResetTimeline (struct TL_Timeline *Timeline) void TL_ResetTimeline (struct TL_Timeline *Timeline)
{ {
Timeline->Who = TL_DEFAULT_WHO; Timeline->UsrOrGbl = TL_TIMELINE_GBL;
Timeline->Who = TL_DEFAULT_WHO;
Timeline->WhatToGet = TL_GET_RECENT_TIMELINE;
Timeline->NotCod = -1L; Timeline->NotCod = -1L;
Timeline->PubCod = -1L; Timeline->PubCod = -1L;
} }
@ -449,15 +441,15 @@ static void TL_ShowTimelineGblHighlightingNot (struct TL_Timeline *Timeline,
char *Query = NULL; char *Query = NULL;
/***** Build query to get timeline *****/ /***** Build query to get timeline *****/
TL_BuildQueryToGetTimeline (Timeline,&Query, Timeline->UsrOrGbl = TL_TIMELINE_GBL;
TL_TIMELINE_GBL, Timeline->WhatToGet = TL_GET_RECENT_TIMELINE;
TL_GET_RECENT_TIMELINE); TL_BuildQueryToGetTimeline (Timeline,&Query);
/***** Show timeline *****/ /***** Show timeline *****/
TL_ShowTimeline (Timeline,Query,Txt_Timeline,NotCod); TL_ShowTimeline (Timeline,Query,Txt_Timeline,NotCod);
/***** Drop temporary tables *****/ /***** Drop temporary tables *****/
TL_DropTemporaryTablesUsedToQueryTimeline (); TL_DropTmpTablesUsedToQueryTimeline ();
} }
/*****************************************************************************/ /*****************************************************************************/
@ -480,9 +472,9 @@ static void TL_ShowTimelineUsrHighlightingNot (struct TL_Timeline *Timeline,
char *Query = NULL; char *Query = NULL;
/***** Build query to show timeline with publications of a unique user *****/ /***** Build query to show timeline with publications of a unique user *****/
TL_BuildQueryToGetTimeline (Timeline,&Query, Timeline->UsrOrGbl = TL_TIMELINE_USR;
TL_TIMELINE_USR, Timeline->WhatToGet = TL_GET_RECENT_TIMELINE;
TL_GET_RECENT_TIMELINE); TL_BuildQueryToGetTimeline (Timeline,&Query);
/***** Show timeline *****/ /***** Show timeline *****/
TL_ShowTimeline (Timeline, TL_ShowTimeline (Timeline,
@ -492,7 +484,7 @@ static void TL_ShowTimelineUsrHighlightingNot (struct TL_Timeline *Timeline,
Str_FreeString (); Str_FreeString ();
/***** Drop temporary tables *****/ /***** Drop temporary tables *****/
TL_DropTemporaryTablesUsedToQueryTimeline (); TL_DropTmpTablesUsedToQueryTimeline ();
} }
/*****************************************************************************/ /*****************************************************************************/
@ -513,15 +505,15 @@ void TL_RefreshNewTimelineGbl (void)
Timeline.Who = TL_GetGlobalWho (); Timeline.Who = TL_GetGlobalWho ();
/***** Build query to get timeline *****/ /***** Build query to get timeline *****/
TL_BuildQueryToGetTimeline (&Timeline,&Query, Timeline.UsrOrGbl = TL_TIMELINE_GBL;
TL_TIMELINE_GBL, Timeline.WhatToGet = TL_GET_ONLY_NEW_PUBS;
TL_GET_ONLY_NEW_PUBS); TL_BuildQueryToGetTimeline (&Timeline,&Query);
/***** Show new timeline *****/ /***** Show new timeline *****/
TL_InsertNewPubsInTimeline (&Timeline,Query); TL_InsertNewPubsInTimeline (&Timeline,Query);
/***** Drop temporary tables *****/ /***** Drop temporary tables *****/
TL_DropTemporaryTablesUsedToQueryTimeline (); TL_DropTmpTablesUsedToQueryTimeline ();
} }
} }
@ -540,7 +532,9 @@ void TL_RefreshOldTimelineGbl (void)
Timeline.Who = TL_GetGlobalWho (); Timeline.Who = TL_GetGlobalWho ();
/***** Show old publications *****/ /***** Show old publications *****/
TL_GetAndShowOldTimeline (&Timeline,TL_TIMELINE_GBL); Timeline.UsrOrGbl = TL_TIMELINE_GBL;
Timeline.WhatToGet = TL_GET_ONLY_OLD_PUBS;
TL_GetAndShowOldTimeline (&Timeline);
} }
void TL_RefreshOldTimelineUsr (void) void TL_RefreshOldTimelineUsr (void)
@ -554,7 +548,9 @@ void TL_RefreshOldTimelineUsr (void)
TL_ResetTimeline (&Timeline); TL_ResetTimeline (&Timeline);
/***** If user exists, show old publications *****/ /***** If user exists, show old publications *****/
TL_GetAndShowOldTimeline (&Timeline,TL_TIMELINE_USR); Timeline.UsrOrGbl = TL_TIMELINE_USR;
Timeline.WhatToGet = TL_GET_ONLY_OLD_PUBS;
TL_GetAndShowOldTimeline (&Timeline);
} }
} }
@ -562,21 +558,18 @@ void TL_RefreshOldTimelineUsr (void)
/**************** Get and show old publications in timeline ******************/ /**************** Get and show old publications in timeline ******************/
/*****************************************************************************/ /*****************************************************************************/
static void TL_GetAndShowOldTimeline (struct TL_Timeline *Timeline, static void TL_GetAndShowOldTimeline (struct TL_Timeline *Timeline)
TL_TimelineUsrOrGbl_t TimelineUsrOrGbl)
{ {
char *Query = NULL; char *Query = NULL;
/***** Build query to get timeline *****/ /***** Build query to get timeline *****/
TL_BuildQueryToGetTimeline (Timeline,&Query, TL_BuildQueryToGetTimeline (Timeline,&Query);
TimelineUsrOrGbl,
TL_GET_ONLY_OLD_PUBS);
/***** Show old timeline *****/ /***** Show old timeline *****/
TL_ShowOldPubsInTimeline (Timeline,Query); TL_ShowOldPubsInTimeline (Timeline,Query);
/***** Drop temporary tables *****/ /***** Drop temporary tables *****/
TL_DropTemporaryTablesUsedToQueryTimeline (); TL_DropTmpTablesUsedToQueryTimeline ();
} }
/*****************************************************************************/ /*****************************************************************************/
@ -596,17 +589,13 @@ void TL_MarkMyNotifAsSeen (void)
/************************ Build query to get timeline ************************/ /************************ Build query to get timeline ************************/
/*****************************************************************************/ /*****************************************************************************/
#define TL_MAX_BYTES_SUBQUERY_ALREADY_EXISTS (256 - 1)
static void TL_BuildQueryToGetTimeline (struct TL_Timeline *Timeline, static void TL_BuildQueryToGetTimeline (struct TL_Timeline *Timeline,
char **Query, char **Query)
TL_TimelineUsrOrGbl_t TimelineUsrOrGbl,
TL_WhatToGetFromTimeline_t WhatToGetFromTimeline)
{ {
char SubQueryPublishers[128]; char SubQueryPublishers[TL_MAX_BYTES_SUBQUERY + 1];
char SubQueryRangeBottom[128]; char SubQueryRangeBottom[TL_MAX_BYTES_SUBQUERY + 1];
char SubQueryRangeTop[128]; char SubQueryRangeTop[TL_MAX_BYTES_SUBQUERY + 1];
char SubQueryAlreadyExists[TL_MAX_BYTES_SUBQUERY_ALREADY_EXISTS + 1]; char SubQueryAlreadyExists[TL_MAX_BYTES_SUBQUERY + 1];
struct struct
{ {
long Top; long Top;
@ -618,7 +607,7 @@ static void TL_BuildQueryToGetTimeline (struct TL_Timeline *Timeline,
unsigned NumPub; unsigned NumPub;
long PubCod; long PubCod;
long NotCod; long NotCod;
static const unsigned MaxPubsToGet[TL_NUM_WHAT_TO_GET_FROM_TIMELINE] = static const unsigned MaxPubsToGet[TL_NUM_WHAT_TO_GET] =
{ {
[TL_GET_ONLY_NEW_PUBS ] = TL_MAX_NEW_PUBS_TO_GET_AND_SHOW, [TL_GET_ONLY_NEW_PUBS ] = TL_MAX_NEW_PUBS_TO_GET_AND_SHOW,
[TL_GET_RECENT_TIMELINE] = TL_MAX_REC_PUBS_TO_GET_AND_SHOW, [TL_GET_RECENT_TIMELINE] = TL_MAX_REC_PUBS_TO_GET_AND_SHOW,
@ -626,107 +615,22 @@ static void TL_BuildQueryToGetTimeline (struct TL_Timeline *Timeline,
}; };
/***** Clear timeline for this session in database *****/ /***** Clear timeline for this session in database *****/
if (WhatToGetFromTimeline == TL_GET_RECENT_TIMELINE) if (Timeline->WhatToGet == TL_GET_RECENT_TIMELINE)
TL_ClearTimelineThisSession (); TL_ClearTimelineThisSession ();
/***** Drop temporary tables *****/ /***** Drop temporary tables *****/
TL_DropTemporaryTablesUsedToQueryTimeline (); TL_DropTmpTablesUsedToQueryTimeline ();
/***** Create temporary table with publication codes *****/ /***** Create some temporary tables *****/
DB_Query ("can not create temporary table", TL_CreateTmpTablePubCodes ();
"CREATE TEMPORARY TABLE tl_pub_codes " TL_CreateTmpTableNotCodes ();
"(PubCod BIGINT NOT NULL,UNIQUE INDEX(PubCod)) ENGINE=MEMORY"); TL_CreateTmpTableCurrentTimeline ();
/***** Create temporary table with notes got in this execution *****/
DB_Query ("can not create temporary table",
"CREATE TEMPORARY TABLE tl_not_codes "
"(NotCod BIGINT NOT NULL,INDEX(NotCod)) ENGINE=MEMORY");
/***** Create temporary table with notes already present in timeline for this session *****/
DB_Query ("can not create temporary table",
"CREATE TEMPORARY TABLE tl_current_timeline "
"(NotCod BIGINT NOT NULL,INDEX(NotCod)) ENGINE=MEMORY"
" SELECT NotCod FROM tl_timelines WHERE SessionId='%s'",
Gbl.Session.Id);
/***** Create temporary table and subquery with potential publishers *****/ /***** Create temporary table and subquery with potential publishers *****/
switch (TimelineUsrOrGbl) TL_CreateSubQueryPublishers (Timeline,SubQueryPublishers);
{
case TL_TIMELINE_USR: // Show the timeline of a user
sprintf (SubQueryPublishers,"PublisherCod=%ld AND ",
Gbl.Usrs.Other.UsrDat.UsrCod);
break;
case TL_TIMELINE_GBL: // Show the global timeline
switch (Timeline->Who)
{
case Usr_WHO_ME: // Show my timeline
sprintf (SubQueryPublishers,"PublisherCod=%ld AND ",
Gbl.Usrs.Me.UsrDat.UsrCod);
break;
case Usr_WHO_FOLLOWED: // Show the timeline of the users I follow
DB_Query ("can not create temporary table",
"CREATE TEMPORARY TABLE tl_publishers "
"(UsrCod INT NOT NULL,UNIQUE INDEX(UsrCod)) ENGINE=MEMORY"
" SELECT %ld AS UsrCod"
" UNION"
" SELECT FollowedCod AS UsrCod"
" FROM usr_follow WHERE FollowerCod=%ld",
Gbl.Usrs.Me.UsrDat.UsrCod,
Gbl.Usrs.Me.UsrDat.UsrCod);
sprintf (SubQueryPublishers,
"tl_pubs.PublisherCod=tl_publishers.UsrCod AND ");
break;
case Usr_WHO_ALL: // Show the timeline of all users
SubQueryPublishers[0] = '\0';
break;
default:
Lay_WrongWhoExit ();
break;
}
break;
}
/***** Create subquery to get only notes not present in timeline *****/ /***** Create subquery to get only notes not present in timeline *****/
switch (TimelineUsrOrGbl) TL_CreateSubQueryAlreadyExists (Timeline,SubQueryAlreadyExists);
{
case TL_TIMELINE_USR: // Show the timeline of a user
switch (WhatToGetFromTimeline)
{
case TL_GET_ONLY_NEW_PUBS:
case TL_GET_RECENT_TIMELINE:
Str_Copy (SubQueryAlreadyExists,
" NotCod NOT IN"
" (SELECT NotCod FROM tl_not_codes)",
TL_MAX_BYTES_SUBQUERY_ALREADY_EXISTS);
break;
case TL_GET_ONLY_OLD_PUBS:
Str_Copy (SubQueryAlreadyExists,
" NotCod NOT IN"
" (SELECT NotCod FROM tl_current_timeline)",
TL_MAX_BYTES_SUBQUERY_ALREADY_EXISTS);
break;
}
break;
case TL_TIMELINE_GBL: // Show the timeline of the users I follow
switch (WhatToGetFromTimeline)
{
case TL_GET_ONLY_NEW_PUBS:
case TL_GET_RECENT_TIMELINE:
Str_Copy (SubQueryAlreadyExists,
" tl_pubs.NotCod NOT IN"
" (SELECT NotCod FROM tl_not_codes)",
TL_MAX_BYTES_SUBQUERY_ALREADY_EXISTS);
break;
case TL_GET_ONLY_OLD_PUBS:
Str_Copy (SubQueryAlreadyExists,
" tl_pubs.NotCod NOT IN"
" (SELECT NotCod FROM tl_current_timeline)",
TL_MAX_BYTES_SUBQUERY_ALREADY_EXISTS);
break;
}
break;
}
/***** Get the publications in timeline *****/ /***** Get the publications in timeline *****/
/* Initialize range of pubs: /* Initialize range of pubs:
@ -748,7 +652,7 @@ static void TL_BuildQueryToGetTimeline (struct TL_Timeline *Timeline,
*/ */
RangePubsToGet.Top = 0; // +Infinite RangePubsToGet.Top = 0; // +Infinite
RangePubsToGet.Bottom = 0; // -Infinite RangePubsToGet.Bottom = 0; // -Infinite
switch (WhatToGetFromTimeline) switch (Timeline->WhatToGet)
{ {
case TL_GET_ONLY_NEW_PUBS: // Get the publications (without limit) newer than LastPubCod case TL_GET_ONLY_NEW_PUBS: // Get the publications (without limit) newer than LastPubCod
/* This query is made via AJAX automatically from time to time */ /* This query is made via AJAX automatically from time to time */
@ -783,12 +687,12 @@ static void TL_BuildQueryToGetTimeline (struct TL_Timeline *Timeline,
*/ */
for (NumPub = 0; for (NumPub = 0;
NumPub < MaxPubsToGet[WhatToGetFromTimeline]; NumPub < MaxPubsToGet[Timeline->WhatToGet];
NumPub++) NumPub++)
{ {
/* Create subqueries with range of publications to get from tl_pubs */ /* Create subqueries with range of publications to get from tl_pubs */
if (RangePubsToGet.Bottom > 0) if (RangePubsToGet.Bottom > 0)
switch (TimelineUsrOrGbl) switch (Timeline->UsrOrGbl)
{ {
case TL_TIMELINE_USR: // Show the timeline of a user case TL_TIMELINE_USR: // Show the timeline of a user
sprintf (SubQueryRangeBottom,"PubCod>%ld AND ", sprintf (SubQueryRangeBottom,"PubCod>%ld AND ",
@ -816,7 +720,7 @@ static void TL_BuildQueryToGetTimeline (struct TL_Timeline *Timeline,
SubQueryRangeBottom[0] = '\0'; SubQueryRangeBottom[0] = '\0';
if (RangePubsToGet.Top > 0) if (RangePubsToGet.Top > 0)
switch (TimelineUsrOrGbl) switch (Timeline->UsrOrGbl)
{ {
case TL_TIMELINE_USR: // Show the timeline of a user case TL_TIMELINE_USR: // Show the timeline of a user
sprintf (SubQueryRangeTop,"PubCod<%ld AND ", sprintf (SubQueryRangeTop,"PubCod<%ld AND ",
@ -845,7 +749,7 @@ static void TL_BuildQueryToGetTimeline (struct TL_Timeline *Timeline,
/* Select the most recent publication from tl_pubs */ /* Select the most recent publication from tl_pubs */
NumPubs = 0; // Initialized to avoid warning NumPubs = 0; // Initialized to avoid warning
switch (TimelineUsrOrGbl) switch (Timeline->UsrOrGbl)
{ {
case TL_TIMELINE_USR: // Show the timeline of a user case TL_TIMELINE_USR: // Show the timeline of a user
NumPubs = NumPubs =
@ -1015,22 +919,164 @@ static void TL_UpdateFirstPubCodIntoSession (long FirstPubCod)
{ {
/***** Update last publication code *****/ /***** Update last publication code *****/
DB_QueryUPDATE ("can not update first publication code into session", DB_QueryUPDATE ("can not update first publication code into session",
"UPDATE sessions SET FirstPubCod=%ld WHERE SessionId='%s'", "UPDATE sessions"
FirstPubCod,Gbl.Session.Id); " SET FirstPubCod=%ld"
" WHERE SessionId='%s'",
FirstPubCod,
Gbl.Session.Id);
}
/*****************************************************************************/
/************* Create temporary tables used to query timeline ****************/
/*****************************************************************************/
static void TL_CreateTmpTablePubCodes (void)
{
/***** Create temporary table with publication codes *****/
DB_Query ("can not create temporary table",
"CREATE TEMPORARY TABLE tl_pub_codes "
"(PubCod BIGINT NOT NULL,"
"UNIQUE INDEX(PubCod))"
" ENGINE=MEMORY");
}
static void TL_CreateTmpTableNotCodes (void)
{
/***** Create temporary table with notes got in this execution *****/
DB_Query ("can not create temporary table",
"CREATE TEMPORARY TABLE tl_not_codes "
"(NotCod BIGINT NOT NULL,"
"INDEX(NotCod))"
" ENGINE=MEMORY");
}
static void TL_CreateTmpTableCurrentTimeline (void)
{
/***** Create temporary table with notes
already present in timeline for this session *****/
DB_Query ("can not create temporary table",
"CREATE TEMPORARY TABLE tl_current_timeline "
"(NotCod BIGINT NOT NULL,"
"INDEX(NotCod))"
" ENGINE=MEMORY"
" SELECT NotCod FROM tl_timelines WHERE SessionId='%s'",
Gbl.Session.Id);
}
static void TL_CreateTmpTablePublishers (void)
{
/***** Create temporary table with me and the users I follow *****/
DB_Query ("can not create temporary table",
"CREATE TEMPORARY TABLE tl_publishers "
"(UsrCod INT NOT NULL,"
"UNIQUE INDEX(UsrCod))"
" ENGINE=MEMORY"
" SELECT %ld AS UsrCod" // Me
" UNION"
" SELECT FollowedCod AS UsrCod" // Users I follow
" FROM usr_follow"
" WHERE FollowerCod=%ld",
Gbl.Usrs.Me.UsrDat.UsrCod,
Gbl.Usrs.Me.UsrDat.UsrCod);
} }
/*****************************************************************************/ /*****************************************************************************/
/*************** Drop temporary tables used to query timeline ****************/ /*************** Drop temporary tables used to query timeline ****************/
/*****************************************************************************/ /*****************************************************************************/
static void TL_DropTemporaryTablesUsedToQueryTimeline (void) static void TL_DropTmpTablesUsedToQueryTimeline (void)
{ {
DB_Query ("can not remove temporary tables", DB_Query ("can not remove temporary tables",
"DROP TEMPORARY TABLE IF EXISTS " "DROP TEMPORARY TABLE IF EXISTS "
"tl_pub_codes," "tl_pub_codes,"
"tl_not_codes," "tl_not_codes,"
"tl_publishers," "tl_current_timeline,"
"tl_current_timeline"); "tl_publishers");
}
/*****************************************************************************/
/******* Create temporary table and subquery with potential publishers *******/
/*****************************************************************************/
static void TL_CreateSubQueryPublishers (const struct TL_Timeline *Timeline,
char SubQueryPublishers[TL_MAX_BYTES_SUBQUERY + 1])
{
/***** Create temporary table and subquery with potential publishers *****/
switch (Timeline->UsrOrGbl)
{
case TL_TIMELINE_USR: // Show the timeline of a user
sprintf (SubQueryPublishers,"PublisherCod=%ld AND ",
Gbl.Usrs.Other.UsrDat.UsrCod);
break;
case TL_TIMELINE_GBL: // Show the global timeline
switch (Timeline->Who)
{
case Usr_WHO_ME: // Show my timeline
sprintf (SubQueryPublishers,"PublisherCod=%ld AND ",
Gbl.Usrs.Me.UsrDat.UsrCod);
break;
case Usr_WHO_FOLLOWED: // Show the timeline of the users I follow
TL_CreateTmpTablePublishers ();
sprintf (SubQueryPublishers,
"tl_pubs.PublisherCod=tl_publishers.UsrCod AND ");
break;
case Usr_WHO_ALL: // Show the timeline of all users
SubQueryPublishers[0] = '\0';
break;
default:
Lay_WrongWhoExit ();
break;
}
break;
}
}
/*****************************************************************************/
/********* Create subquery to get only notes not present in timeline *********/
/*****************************************************************************/
static void TL_CreateSubQueryAlreadyExists (const struct TL_Timeline *Timeline,
char SubQueryAlreadyExists[TL_MAX_BYTES_SUBQUERY + 1])
{
switch (Timeline->UsrOrGbl)
{
case TL_TIMELINE_USR: // Show the timeline of a user
switch (Timeline->WhatToGet)
{
case TL_GET_ONLY_NEW_PUBS:
case TL_GET_RECENT_TIMELINE:
Str_Copy (SubQueryAlreadyExists,
" NotCod NOT IN"
" (SELECT NotCod FROM tl_not_codes)",
TL_MAX_BYTES_SUBQUERY);
break;
case TL_GET_ONLY_OLD_PUBS:
Str_Copy (SubQueryAlreadyExists,
" NotCod NOT IN"
" (SELECT NotCod FROM tl_current_timeline)",
TL_MAX_BYTES_SUBQUERY);
break;
}
break;
case TL_TIMELINE_GBL: // Show the timeline of the users I follow
switch (Timeline->WhatToGet)
{
case TL_GET_ONLY_NEW_PUBS:
case TL_GET_RECENT_TIMELINE:
Str_Copy (SubQueryAlreadyExists,
" tl_pubs.NotCod NOT IN"
" (SELECT NotCod FROM tl_not_codes)",
TL_MAX_BYTES_SUBQUERY);
break;
case TL_GET_ONLY_OLD_PUBS:
Str_Copy (SubQueryAlreadyExists,
" tl_pubs.NotCod NOT IN"
" (SELECT NotCod FROM tl_current_timeline)",
TL_MAX_BYTES_SUBQUERY);
break;
}
break;
}
} }
/*****************************************************************************/ /*****************************************************************************/

19
swad_timeline.h
View File

@ -84,9 +84,28 @@ typedef enum
TL_TOP_MESSAGE_MENTIONED = 6, TL_TOP_MESSAGE_MENTIONED = 6,
} TL_TopMessage_t; } TL_TopMessage_t;
typedef enum
{
TL_TIMELINE_USR, // Show the timeline of a user
TL_TIMELINE_GBL, // Show the timeline of the users follwed by me
} TL_UsrOrGbl_t;
#define TL_NUM_WHAT_TO_GET 3
typedef enum
{
TL_GET_ONLY_NEW_PUBS, // New publications are retrieved via AJAX
// automatically from time to time
TL_GET_RECENT_TIMELINE, // Recent timeline is shown when the user clicks on action menu,...
// or after editing timeline
TL_GET_ONLY_OLD_PUBS, // Old publications are retrieved via AJAX
// when the user clicks on link at bottom of timeline
} TL_WhatToGet_t;
struct TL_Timeline struct TL_Timeline
{ {
TL_UsrOrGbl_t UsrOrGbl;
Usr_Who_t Who; Usr_Who_t Who;
TL_WhatToGet_t WhatToGet;
long NotCod; // Used as parameter about social note to be edited, removed... long NotCod; // Used as parameter about social note to be edited, removed...
long PubCod; // Used as parameter about social publishing to be edited, removed... long PubCod; // Used as parameter about social publishing to be edited, removed...
}; };