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swad-core/swad_banner.c

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// swad_banner.c: banners
/*
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) 1999-2023 Antonio Cañas Vargas
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public 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 <stddef.h> // For NULL
#include <stdlib.h> // For calloc
#include <string.h> // For string functions
#include "swad_action_list.h"
#include "swad_alert.h"
#include "swad_banner.h"
#include "swad_banner_database.h"
#include "swad_box.h"
#include "swad_constant.h"
#include "swad_database.h"
#include "swad_error.h"
#include "swad_form.h"
#include "swad_global.h"
#include "swad_HTML.h"
#include "swad_language.h"
#include "swad_link.h"
#include "swad_parameter.h"
#include "swad_parameter_code.h"
#include "swad_photo.h"
/*****************************************************************************/
/************** External global variables from others modules ****************/
/*****************************************************************************/
extern struct Globals Gbl;
/*****************************************************************************/
/******************************* Private types *******************************/
/*****************************************************************************/
struct Ban_Banners
{
unsigned Num; // Number of banners
struct Ban_Banner *Lst; // List of banners
long BanCodToEdit; // Used as parameter in contextual links
long BanCodClicked; // Banned clicked, used to log it
};
/*****************************************************************************/
/***************************** Private variables *****************************/
/*****************************************************************************/
static struct Ban_Banner Ban_EditingBan;
static long Ban_BanCodClicked;
/*****************************************************************************/
/***************************** Private prototypes ****************************/
/*****************************************************************************/
static struct Ban_Banner *Ban_GetEditingBanner (void);
static void Ban_WriteListOfBanners (const struct Ban_Banners *Banners);
static void Ban_PutIconsListingBanners (__attribute__((unused)) void *Args);
static void Ban_PutIconToEditBanners (void);
static void Ban_EditBannersInternal (struct Ban_Banners *Banners,
const struct Ban_Banner *Ban);
static void Ban_GetListBanners (struct Ban_Banners *Banners,
MYSQL_RES **mysql_res);
static void Ban_FreeListBanners (struct Ban_Banners *Banners);
static void Ban_GetBannerDataFromRow (MYSQL_RES *mysql_res,
struct Ban_Banner *Ban);
static void Ban_PutIconsEditingBanners (__attribute__((unused)) void *Args);
static void Ban_ListBannersForEdition (struct Ban_Banners *Banners);
static void Ban_PutParBanCod (void *BanCod);
static void Ban_ShowOrHideBanner (struct Ban_Banner *Ban,bool Hide);
static void Ban_RenameBanner (struct Ban_Banner *Ban,
Cns_ShrtOrFullName_t ShrtOrFullName);
static void Ban_PutFormToCreateBanner (const struct Ban_Banner *Ban);
static void Ban_PutHeadBanners (void);
static void Ban_SetBanCodClicked (long BanCod);
static void Ban_ResetBanners (struct Ban_Banners *Banners);
static void Ban_ResetBanner (struct Ban_Banner *Ban);
/*****************************************************************************/
/************************** Access to editing banner *************************/
/*****************************************************************************/
static struct Ban_Banner *Ban_GetEditingBanner (void)
{
return &Ban_EditingBan;
}
/*****************************************************************************/
/***************************** List all banners ******************************/
/*****************************************************************************/
void Ban_ShowAllBanners (void)
{
extern const char *Hlp_SYSTEM_Banners;
extern const char *Txt_Banners;
extern const char *Txt_No_banners;
struct Ban_Banners Banners;
MYSQL_RES *mysql_res;
/***** Reset banners *****/
Ban_ResetBanners (&Banners);
/***** Get list of banners *****/
Banners.Num = Ban_DB_GetVisibleBanners (&mysql_res);
Ban_GetListBanners (&Banners,&mysql_res);
/***** Begin box *****/
Box_BoxBegin (NULL,Txt_Banners,
Ban_PutIconsListingBanners,NULL,
Hlp_SYSTEM_Banners,Box_NOT_CLOSABLE);
/***** Write all banners *****/
if (Banners.Num) // There are banners
Ban_WriteListOfBanners (&Banners);
else // No banners created
Ale_ShowAlert (Ale_INFO,Txt_No_banners);
/***** End box *****/
Box_BoxEnd ();
/***** Free list of banners *****/
Ban_FreeListBanners (&Banners);
}
/*****************************************************************************/
/*************************** Write list of banners ***************************/
/*****************************************************************************/
static void Ban_WriteListOfBanners (const struct Ban_Banners *Banners)
{
unsigned NumBan;
/***** List start *****/
HTM_UL_Begin ("class=\"LIST_LEFT\"");
/***** Write all banners *****/
for (NumBan = 0;
NumBan < Banners->Num;
NumBan++)
{
/* Write data of this banner */
HTM_LI_Begin (NULL);
HTM_A_Begin ("href=\"%s\" title=\"%s\" class=\"DAT_%s\" target=\"_blank\"",
Banners->Lst[NumBan].WWW,
Banners->Lst[NumBan].FullName,
The_GetSuffix ());
HTM_IMG (Cfg_URL_BANNER_PUBLIC,Banners->Lst[NumBan].Img,Banners->Lst[NumBan].FullName,
"class=\"BANNER\"");
HTM_A_End ();
HTM_LI_End ();
}
/***** List end *****/
HTM_UL_End ();
}
/*****************************************************************************/
/***************** Put contextual icons in list of banners *******************/
/*****************************************************************************/
static void Ban_PutIconsListingBanners (__attribute__((unused)) void *Args)
{
/***** Put icon to view banners *****/
if (Gbl.Usrs.Me.Role.Logged == Rol_SYS_ADM)
Ban_PutIconToEditBanners ();
/***** Put icon to view links *****/
Lnk_PutIconToViewLinks ();
}
/*****************************************************************************/
/************************* Put an icon to edit banners ***********************/
/*****************************************************************************/
static void Ban_PutIconToEditBanners (void)
{
Ico_PutContextualIconToEdit (ActEdiBan,NULL,
NULL,NULL);
}
/*****************************************************************************/
/************************** Put forms to edit banners ************************/
/*****************************************************************************/
void Ban_EditBanners (void)
{
struct Ban_Banners Banners;
struct Ban_Banner Ban;
/***** Reset banners *****/
Ban_ResetBanners (&Banners);
/***** Reset banner *****/
Ban_ResetBanner (&Ban);
/***** Edit banners *****/
Ban_EditBannersInternal (&Banners,&Ban);
}
static void Ban_EditBannersInternal (struct Ban_Banners *Banners,
const struct Ban_Banner *Ban)
{
extern const char *Hlp_SYSTEM_Banners_edit;
extern const char *Txt_Banners;
MYSQL_RES *mysql_res;
/***** Get list of banners *****/
Banners->Num = Ban_DB_GetAllBanners (&mysql_res);
Ban_GetListBanners (Banners,&mysql_res);
/***** Begin box *****/
Box_BoxBegin (NULL,Txt_Banners,
Ban_PutIconsEditingBanners,NULL,
Hlp_SYSTEM_Banners_edit,Box_NOT_CLOSABLE);
/***** Put a form to create a new banner *****/
Ban_PutFormToCreateBanner (Ban);
/***** Forms to edit current banners *****/
if (Banners->Num)
Ban_ListBannersForEdition (Banners);
/***** End box *****/
Box_BoxEnd ();
/***** Free list of banners *****/
Ban_FreeListBanners (Banners);
}
/*****************************************************************************/
/****************************** List all banners *****************************/
/*****************************************************************************/
static void Ban_GetListBanners (struct Ban_Banners *Banners,
MYSQL_RES **mysql_res)
{
unsigned NumBan;
/***** Get banners from database *****/
if (Banners->Num) // Banners found...
{
/***** Create list with banners *****/
if ((Banners->Lst = calloc ((size_t) Banners->Num,sizeof (*Banners->Lst))) == NULL)
Err_NotEnoughMemoryExit ();
/***** Get the banners *****/
for (NumBan = 0;
NumBan < Banners->Num;
NumBan++)
Ban_GetBannerDataFromRow (*mysql_res,&Banners->Lst[NumBan]);
}
/***** Free structure that stores the query result *****/
DB_FreeMySQLResult (mysql_res);
}
/*****************************************************************************/
/************************* Get banner data by code ***************************/
/*****************************************************************************/
void Ban_GetBannerDataByCod (struct Ban_Banner *Ban)
{
MYSQL_RES *mysql_res;
/***** Clear data *****/
Ban->Hidden = false;
Ban->ShrtName[0] = Ban->FullName[0] = Ban->Img[0] = Ban->WWW[0] = '\0';
/***** Check if banner code is correct *****/
if (Ban->BanCod > 0)
{
/***** Get data of a banner from database *****/
if (Ban_DB_GetBannerDataByCod (&mysql_res,Ban->BanCod)) // Banner found...
Ban_GetBannerDataFromRow (mysql_res,Ban);
/***** Free structure that stores the query result *****/
DB_FreeMySQLResult (&mysql_res);
}
}
/*****************************************************************************/
/*************************** Free list of banners ****************************/
/*****************************************************************************/
static void Ban_FreeListBanners (struct Ban_Banners *Banners)
{
if (Banners->Lst)
{
/***** Free memory used by the list of banners *****/
free (Banners->Lst);
Banners->Lst = NULL;
Banners->Num = 0;
}
}
/*****************************************************************************/
/***************************** Get banner data *******************************/
/*****************************************************************************/
static void Ban_GetBannerDataFromRow (MYSQL_RES *mysql_res,
struct Ban_Banner *Ban)
{
MYSQL_ROW row;
/***** Get next row from result *****/
row = mysql_fetch_row (mysql_res);
/***** Get banner code (row[0]) *****/
if ((Ban->BanCod = Str_ConvertStrCodToLongCod (row[0])) <= 0)
Err_WrongBannerExit ();
/***** Get if the banner is hidden (row[1]) *****/
Ban->Hidden = (row[1][0] == 'Y');
/***** Get short name (row[2]), full name (row[3]),
image (row[4]) and URL (row[5]) of the banner *****/
Str_Copy (Ban->ShrtName,row[2],sizeof (Ban->ShrtName) - 1);
Str_Copy (Ban->FullName,row[3],sizeof (Ban->FullName) - 1);
Str_Copy (Ban->Img ,row[4],sizeof (Ban->Img ) - 1);
Str_Copy (Ban->WWW ,row[5],sizeof (Ban->WWW ) - 1);
}
/*****************************************************************************/
/**************** Put contextual icons in edition of banners *****************/
/*****************************************************************************/
static void Ban_PutIconsEditingBanners (__attribute__((unused)) void *Args)
{
/***** Put icon to view banners *****/
Ico_PutContextualIconToView (ActSeeBan,NULL,
NULL,NULL);
/***** Put icon to view links *****/
Lnk_PutIconToViewLinks ();
}
/*****************************************************************************/
/************************* Put icon to view banners **************************/
/*****************************************************************************/
void Ban_PutIconToViewBanners (void)
{
Lay_PutContextualLinkOnlyIcon (ActSeeBan,NULL,
NULL,NULL,
"flag.svg",Ico_BLACK);
}
/*****************************************************************************/
/***************************** List all banners ******************************/
/*****************************************************************************/
static void Ban_ListBannersForEdition (struct Ban_Banners *Banners)
{
static Act_Action_t ActionHideUnhide[2] =
{
[false] = ActHidBan, // Visible ==> action to hide
[true ] = ActUnhBan, // Hidden ==> action to unhide
};
unsigned NumBan;
struct Ban_Banner *Ban;
char *Anchor = NULL;
/***** Begin table *****/
HTM_TABLE_BeginWidePadding (2);
/***** Table head *****/
Ban_PutHeadBanners ();
/***** Write all banners *****/
for (NumBan = 0;
NumBan < Banners->Num;
NumBan++)
{
Ban = &Banners->Lst[NumBan];
Banners->BanCodToEdit = Ban->BanCod;
/* Set anchor string */
Frm_SetAnchorStr (Ban->BanCod,&Anchor);
/* Begin table row */
HTM_TR_Begin (NULL);
/* Icon to remove banner */
HTM_TD_Begin ("class=\"BM\"");
Ico_PutContextualIconToRemove (ActRemBan,NULL,
Ban_PutParBanCod,
&Banners->BanCodToEdit);
HTM_TD_End ();
/* Icon to hide/unhide banner */
HTM_TD_Begin ("class=\"BM\"");
Ico_PutContextualIconToHideUnhide (ActionHideUnhide,Anchor,
Ban_PutParBanCod,
&Banners->BanCodToEdit,
Ban->Hidden);
HTM_TD_End ();
/* Banner code */
HTM_TD_Begin ("class=\"RM %s_%s\"",
Ban->Hidden ? "DAT_LIGHT" :
"DAT",
The_GetSuffix ());
HTM_ARTICLE_Begin (Anchor);
HTM_Long (Ban->BanCod);
HTM_ARTICLE_End ();
HTM_TD_End ();
/* Banner short name */
HTM_TD_Begin ("class=\"CM\"");
Frm_BeginForm (ActRenBanSho);
ParCod_PutPar (ParCod_Ban,Banners->BanCodToEdit);
HTM_INPUT_TEXT ("ShortName",Ban_MAX_CHARS_SHRT_NAME,Ban->ShrtName,
HTM_SUBMIT_ON_CHANGE,
"class=\"INPUT_SHORT_NAME INPUT_%s\"",
The_GetSuffix ());
Frm_EndForm ();
HTM_TD_End ();
/* Banner full name */
HTM_TD_Begin ("class=\"CM\"");
Frm_BeginForm (ActRenBanFul);
ParCod_PutPar (ParCod_Ban,Banners->BanCodToEdit);
HTM_INPUT_TEXT ("FullName",Ban_MAX_CHARS_FULL_NAME,Ban->FullName,
HTM_SUBMIT_ON_CHANGE,
"class=\"INPUT_FULL_NAME INPUT_%s\"",
The_GetSuffix ());
Frm_EndForm ();
HTM_TD_End ();
/* Banner image */
HTM_TD_Begin ("class=\"CM\"");
Frm_BeginForm (ActChgBanImg);
ParCod_PutPar (ParCod_Ban,Banners->BanCodToEdit);
HTM_INPUT_TEXT ("Img",Ban_MAX_CHARS_IMAGE,Ban->Img,
HTM_SUBMIT_ON_CHANGE,
"size=\"12\" class=\"INPUT_%s\"",
The_GetSuffix ());
Frm_EndForm ();
HTM_TD_End ();
/* Banner WWW */
HTM_TD_Begin ("class=\"CM\"");
Frm_BeginForm (ActChgBanWWW);
ParCod_PutPar (ParCod_Ban,Banners->BanCodToEdit);
HTM_INPUT_URL ("WWW",Ban->WWW,HTM_SUBMIT_ON_CHANGE,
"class=\"INPUT_WWW_NARROW INPUT_%s\""
" required=\"required\"",
The_GetSuffix ());
Frm_EndForm ();
HTM_TD_End ();
HTM_TR_End ();
/* Free anchor string */
Frm_FreeAnchorStr (&Anchor);
}
/***** End table *****/
HTM_TABLE_End ();
}
/*****************************************************************************/
/******************* Write parameter with code of banner *********************/
/*****************************************************************************/
static void Ban_PutParBanCod (void *BanCod)
{
if (BanCod)
ParCod_PutPar (ParCod_Ban,*((long *) BanCod));
}
/*****************************************************************************/
/******************************* Remove a banner *****************************/
/*****************************************************************************/
void Ban_RemoveBanner (void)
{
extern const char *Txt_Banner_X_removed;
struct Ban_Banner *Ban = Ban_GetEditingBanner ();
/***** Reset banner *****/
Ban_ResetBanner (Ban);
/***** Get banner code *****/
Ban->BanCod = ParCod_GetAndCheckPar (ParCod_Ban);
/***** Get data of the banner from database *****/
Ban_GetBannerDataByCod (Ban);
/***** Remove banner *****/
Ban_DB_RemoveBanner (Ban->BanCod);
/***** Write message to show the change made *****/
Ale_CreateAlert (Ale_SUCCESS,NULL,
Txt_Banner_X_removed,
Ban->ShrtName);
}
/*****************************************************************************/
/**************************** Show a hidden banner ***************************/
/*****************************************************************************/
void Ban_ShowBanner (void)
{
struct Ban_Banner *Ban = Ban_GetEditingBanner ();
/***** Reset banner *****/
Ban_ResetBanner (Ban);
/***** Set banner as visible *****/
Ban_ShowOrHideBanner (Ban,false);
}
/*****************************************************************************/
/**************************** Hide a visible banner **************************/
/*****************************************************************************/
void Ban_HideBanner (void)
{
struct Ban_Banner *Ban = Ban_GetEditingBanner ();
/***** Reset banner *****/
Ban_ResetBanner (Ban);
/***** Set banner as hidden *****/
Ban_ShowOrHideBanner (Ban,true);
}
/*****************************************************************************/
/*************** Change hiddeness of banner in the database ******************/
/*****************************************************************************/
static void Ban_ShowOrHideBanner (struct Ban_Banner *Ban,bool Hide)
{
/***** Get banner code *****/
Ban->BanCod = ParCod_GetAndCheckPar (ParCod_Ban);
/***** Get data of the banner from database *****/
Ban_GetBannerDataByCod (Ban);
/***** Mark file as hidden/visible in database *****/
if (Ban->Hidden != Hide)
Ban_DB_HideOrUnhideBanner (Ban->BanCod,Hide);
}
/*****************************************************************************/
/********************* Change the short name of a banner *********************/
/*****************************************************************************/
void Ban_RenameBannerShort (void)
{
struct Ban_Banner *Ban = Ban_GetEditingBanner ();
/***** Reset banner *****/
Ban_ResetBanner (Ban);
/***** Rename banner *****/
Ban_RenameBanner (Ban,Cns_SHRT_NAME);
}
/*****************************************************************************/
/********************* Change the full name of a banner **********************/
/*****************************************************************************/
void Ban_RenameBannerFull (void)
{
struct Ban_Banner *Ban = Ban_GetEditingBanner ();
/***** Reset banner *****/
Ban_ResetBanner (Ban);
/***** Rename banner *****/
Ban_RenameBanner (Ban,Cns_FULL_NAME);
}
/*****************************************************************************/
/*********************** Change the name of a banner *************************/
/*****************************************************************************/
static void Ban_RenameBanner (struct Ban_Banner *Ban,
Cns_ShrtOrFullName_t ShrtOrFullName)
{
extern const char *Txt_The_banner_X_already_exists;
extern const char *Txt_The_banner_X_has_been_renamed_as_Y;
extern const char *Txt_The_name_X_has_not_changed;
const char *ParName = NULL; // Initialized to avoid warning
const char *FldName = NULL; // Initialized to avoid warning
unsigned MaxBytes = 0; // Initialized to avoid warning
char *CurrentBanName = NULL; // Initialized to avoid warning
char NewBanName[Ban_MAX_BYTES_FULL_NAME + 1];
switch (ShrtOrFullName)
{
case Cns_SHRT_NAME:
ParName = "ShortName";
FldName = "ShortName";
MaxBytes = Ban_MAX_BYTES_SHRT_NAME;
CurrentBanName = Ban->ShrtName;
break;
case Cns_FULL_NAME:
ParName = "FullName";
FldName = "FullName";
MaxBytes = Ban_MAX_BYTES_FULL_NAME;
CurrentBanName = Ban->FullName;
break;
}
/***** Get parameters from form *****/
/* Get the code of the banner */
Ban->BanCod = ParCod_GetAndCheckPar (ParCod_Ban);
/* Get the new name for the banner */
Par_GetParText (ParName,NewBanName,MaxBytes);
/***** Get banner data from the database *****/
Ban_GetBannerDataByCod (Ban);
/***** Check if new name is empty *****/
if (!NewBanName[0])
Ale_CreateAlertYouCanNotLeaveFieldEmpty ();
else
{
/***** Check if old and new names are the same
(this happens when return is pressed without changes) *****/
if (strcmp (CurrentBanName,NewBanName)) // Different names
{
/***** If banner was in database... *****/
if (Ban_DB_CheckIfBannerNameExists (ParName,NewBanName,Ban->BanCod))
Ale_CreateAlert (Ale_WARNING,NULL,
Txt_The_banner_X_already_exists,
NewBanName);
else
{
/* Update the table changing old name by new name */
Ban_DB_UpdateBanName (Ban->BanCod,FldName,NewBanName);
/* Write message to show the change made */
Ale_CreateAlert (Ale_SUCCESS,NULL,
Txt_The_banner_X_has_been_renamed_as_Y,
CurrentBanName,NewBanName);
}
}
else // The same name
/* Write warning message */
Ale_CreateAlert (Ale_INFO,NULL,
Txt_The_name_X_has_not_changed,CurrentBanName);
}
/***** Update name *****/
Str_Copy (CurrentBanName,NewBanName,MaxBytes);
}
/*****************************************************************************/
/*********************** Change the image of a banner ************************/
/*****************************************************************************/
void Ban_ChangeBannerImg (void)
{
extern const char *Txt_The_new_image_is_X;
struct Ban_Banner *Ban = Ban_GetEditingBanner ();
char NewImg[Ban_MAX_BYTES_IMAGE + 1];
/***** Reset banner *****/
Ban_ResetBanner (Ban);
/***** Get parameters from form *****/
/* Get the code of the banner */
Ban->BanCod = ParCod_GetAndCheckPar (ParCod_Ban);
/* Get the new WWW for the banner */
Par_GetParText ("Img",NewImg,Ban_MAX_BYTES_IMAGE);
/***** Get banner data from the database *****/
Ban_GetBannerDataByCod (Ban);
/***** Check if new image is empty *****/
if (NewImg[0])
{
/* Update the table changing old image by new image */
Ban_DB_UpdateBanImg (Ban->BanCod,NewImg);
/* Write message to show the change made */
Ale_CreateAlert (Ale_SUCCESS,NULL,
Txt_The_new_image_is_X,
NewImg);
}
else
/* Write warning message */
Ale_CreateAlertYouCanNotLeaveFieldEmpty ();
/***** Update image *****/
Str_Copy (Ban->Img,NewImg,sizeof (Ban->Img) - 1);
}
/*****************************************************************************/
/*********************** Change the WWW of a banner **************************/
/*****************************************************************************/
void Ban_ChangeBannerWWW (void)
{
extern const char *Txt_The_new_web_address_is_X;
struct Ban_Banner *Ban = Ban_GetEditingBanner ();
char NewWWW[Cns_MAX_BYTES_WWW + 1];
/***** Reset banner *****/
Ban_ResetBanner (Ban);
/***** Get parameters from form *****/
/* Get the code of the banner */
Ban->BanCod = ParCod_GetAndCheckPar (ParCod_Ban);
/* Get the new WWW for the banner */
Par_GetParText ("WWW",NewWWW,Cns_MAX_BYTES_WWW);
/***** Get banner data from the database *****/
Ban_GetBannerDataByCod (Ban);
/***** Check if new WWW is empty *****/
if (NewWWW[0])
{
/* Update the table changing old WWW by new WWW */
Ban_DB_UpdateBanWWW (Ban->BanCod,NewWWW);
/* Write message to show the change made */
Ale_CreateAlert (Ale_SUCCESS,NULL,
Txt_The_new_web_address_is_X,
NewWWW);
}
else
/* Write warning message */
Ale_CreateAlertYouCanNotLeaveFieldEmpty ();
/***** Update web *****/
Str_Copy (Ban->WWW,NewWWW,sizeof (Ban->WWW) - 1);
}
/*****************************************************************************/
/********* Show alerts after changing a banner and continue editing **********/
/*****************************************************************************/
void Ban_ContEditAfterChgBan (void)
{
struct Ban_Banners Banners;
struct Ban_Banner *Ban = Ban_GetEditingBanner ();
/***** Reset banners *****/
Ban_ResetBanners (&Banners);
/***** Write message to show the change made *****/
Ale_ShowAlerts (NULL);
/***** Show the form again *****/
Ban_EditBannersInternal (&Banners,Ban);
}
/*****************************************************************************/
/********************* Put a form to create a new banner *********************/
/*****************************************************************************/
static void Ban_PutFormToCreateBanner (const struct Ban_Banner *Ban)
{
/***** Begin form to create *****/
Frm_BeginFormTable (ActNewBan,NULL,NULL,NULL);
/***** Write heading *****/
Ban_PutHeadBanners ();
/***** Table row for input fields *****/
/* Begin table row */
HTM_TR_Begin (NULL);
/* Banner code */
HTM_TD_Begin ("class=\"BM\"");
HTM_TD_End ();
HTM_TD_Begin ("class=\"BM\"");
HTM_TD_End ();
HTM_TD_Empty (1);
/* Banner short name */
HTM_TD_Begin ("class=\"CM\"");
HTM_INPUT_TEXT ("ShortName",Ban_MAX_CHARS_SHRT_NAME,Ban->ShrtName,
HTM_DONT_SUBMIT_ON_CHANGE,
"class=\"INPUT_SHORT_NAME INPUT_%s\""
" required=\"required\"",
The_GetSuffix ());
HTM_TD_End ();
/* Banner full name */
HTM_TD_Begin ("class=\"CM\"");
HTM_INPUT_TEXT ("FullName",Ban_MAX_CHARS_FULL_NAME,Ban->FullName,
HTM_DONT_SUBMIT_ON_CHANGE,
"class=\"INPUT_FULL_NAME INPUT_%s\""
" required=\"required\"",
The_GetSuffix ());
HTM_TD_End ();
/* Banner image */
HTM_TD_Begin ("class=\"CM\"");
HTM_INPUT_TEXT ("Img",Ban_MAX_CHARS_IMAGE,Ban->Img,
HTM_DONT_SUBMIT_ON_CHANGE,
"size=\"12\" class=\"INPUT_%s\""
" required=\"required\"",
The_GetSuffix ());
HTM_TD_End ();
/* Banner WWW */
HTM_TD_Begin ("class=\"CM\"");
HTM_INPUT_URL ("WWW",Ban->WWW,HTM_DONT_SUBMIT_ON_CHANGE,
"class=\"INPUT_WWW_NARROW INPUT_%s\""
" required=\"required\"",
The_GetSuffix ());
HTM_TD_End ();
/* End table row */
HTM_TR_End ();
/***** End form to create *****/
Frm_EndFormTable (Btn_CREATE_BUTTON);
}
/*****************************************************************************/
/******************** Write header with fields of a banner *******************/
/*****************************************************************************/
static void Ban_PutHeadBanners (void)
{
extern const char *Txt_Code;
extern const char *Txt_Short_name;
extern const char *Txt_Full_name;
extern const char *Txt_Image;
extern const char *Txt_WWW;
/***** Begin table row *****/
HTM_TR_Begin (NULL);
/****** Head cells *****/
HTM_TH_Span (NULL ,HTM_HEAD_CENTER,1,1,"BT");
HTM_TH_Span (NULL ,HTM_HEAD_CENTER,1,1,"BT");
HTM_TH (Txt_Code ,HTM_HEAD_RIGHT );
HTM_TH (Txt_Short_name,HTM_HEAD_LEFT );
HTM_TH (Txt_Full_name ,HTM_HEAD_LEFT );
HTM_TH (Txt_Image ,HTM_HEAD_LEFT );
HTM_TH (Txt_WWW ,HTM_HEAD_LEFT );
/***** End table row *****/
HTM_TR_End ();
}
/*****************************************************************************/
/******************* Receive form to create a new banner *********************/
/*****************************************************************************/
void Ban_ReceiveFormNewBanner (void)
{
extern const char *Txt_The_banner_X_already_exists;
extern const char *Txt_You_must_specify_the_image_of_the_new_banner;
extern const char *Txt_You_must_specify_the_web_address;
extern const char *Txt_Created_new_banner_X;
struct Ban_Banner *Ban = Ban_GetEditingBanner ();
/***** Reset banner *****/
Ban_ResetBanner (Ban);
/***** Get parameters from form *****/
Par_GetParText ("ShortName",Ban->ShrtName,Ban_MAX_BYTES_SHRT_NAME);
Par_GetParText ("FullName" ,Ban->FullName,Ban_MAX_BYTES_FULL_NAME);
Par_GetParText ("Img" ,Ban->Img ,Ban_MAX_BYTES_IMAGE);
Par_GetParText ("WWW" ,Ban->WWW ,Cns_MAX_BYTES_WWW);
if (Ban->ShrtName[0] &&
Ban->FullName[0]) // If there's a banner name
{
/***** If name of banner was in database... *****/
if (Ban_DB_CheckIfBannerNameExists ("ShortName",Ban->ShrtName,-1L))
Ale_CreateAlert (Ale_WARNING,NULL,
Txt_The_banner_X_already_exists,
Ban->ShrtName);
else if (Ban_DB_CheckIfBannerNameExists ("FullName",Ban->FullName,-1L))
Ale_CreateAlert (Ale_WARNING,NULL,
Txt_The_banner_X_already_exists,
Ban->FullName);
else if (!Ban->Img[0])
Ale_CreateAlert (Ale_WARNING,NULL,
Txt_You_must_specify_the_image_of_the_new_banner);
else if (!Ban->WWW[0])
Ale_CreateAlert (Ale_WARNING,NULL,
Txt_You_must_specify_the_web_address);
else // Add new banner to database
{
Ban_DB_CreateBanner (Ban);
Ale_CreateAlert (Ale_SUCCESS,Txt_Created_new_banner_X,
Ban->ShrtName);
}
}
else // If there is not a banner name
Ale_CreateAlertYouMustSpecifyTheShortNameAndTheFullName ();
}
/*****************************************************************************/
/************************* Write menu with some banners **********************/
/*****************************************************************************/
void Ban_WriteMenuWithBanners (void)
{
struct Ban_Banners Banners;
MYSQL_RES *mysql_res;
unsigned NumBan;
/***** Reset banners *****/
Ban_ResetBanners (&Banners);
/***** Get random banners *****/
// The banner(s) will change once in a while
Banners.Num = Ban_DB_GetRandomBanners (&mysql_res);
Ban_GetListBanners (&Banners,&mysql_res);
/***** Write all banners *****/
for (NumBan = 0;
NumBan < Banners.Num;
NumBan++)
{
/***** Write data of this banner *****/
/* Begin container */
HTM_DIV_Begin ("class=\"CM\"");
/* Begin form */
Frm_BeginForm (ActClkBan);
ParCod_PutPar (ParCod_Ban,Banners.Lst[NumBan].BanCod);
Par_PutParString (NULL,"URL",Banners.Lst[NumBan].WWW);
/* Banner image */
HTM_INPUT_IMAGE (Cfg_URL_BANNER_PUBLIC,Banners.Lst[NumBan].Img,
Banners.Lst[NumBan].FullName,
"class=\"BANNER\"");
/* End form */
Frm_EndForm ();
/* End container */
HTM_DIV_End ();
}
/***** Free list of banners *****/
Ban_FreeListBanners (&Banners);
}
/*****************************************************************************/
/************************* Go to a banner when clicked ***********************/
/*****************************************************************************/
void Ban_ClickOnBanner (void)
{
struct Ban_Banner Ban;
/***** Get banner code *****/
Ban.BanCod = ParCod_GetAndCheckPar (ParCod_Ban);
/***** Get data of the banner from database *****/
Ban_GetBannerDataByCod (&Ban);
/***** Set banner clicked in order to log it *****/
Ban_SetBanCodClicked (Ban.BanCod);
/***** Download the file *****/
fprintf (stdout,"Location: %s\n\n",Ban.WWW);
// TODO: Put headers Content-type and Content-disposition:
// See: http://stackoverflow.com/questions/381954/how-do-i-fix-firefox-trying-to-save-image-as-htm
// http://elouai.com/force-download.php
Gbl.Layout.HTMLStartWritten =
Gbl.Layout.DivsEndWritten =
Gbl.Layout.HTMLEndWritten = true; // Don't write HTML at all
}
static void Ban_SetBanCodClicked (long BanCod)
{
Ban_BanCodClicked = BanCod;
}
long Ban_GetBanCodClicked (void)
{
return Ban_BanCodClicked;
}
/*****************************************************************************/
/******************************* Reset banners *******************************/
/*****************************************************************************/
static void Ban_ResetBanners (struct Ban_Banners *Banners)
{
Banners->Num = 0;
Banners->Lst = NULL;
Banners->BanCodToEdit = -1L;
Banners->BanCodClicked = 0L;
}
/*****************************************************************************/
/************************* Reset banner/destructor **********************/
/*****************************************************************************/
static void Ban_ResetBanner (struct Ban_Banner *Ban)
{
/***** Reset banner *****/
Ban->BanCod = -1L;
Ban->Hidden = true;
Ban->ShrtName[0] = '\0';
Ban->FullName[0] = '\0';
Ban->Img[0] = '\0';
Ban->WWW[0] = '\0';
}
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