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/*
* MXit Protocol libPurple Plugin
*
* -- splash screens --
*
* Andrew Victor <libpurple@mxit.com>
*
* (C) Copyright 2009 MXit Lifestyle (Pty) Ltd.
* <http://www.mxitlifestyle.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1301 USA
*/
#include "internal.h"
#include "purple.h"
#include "imgstore.h"
#include "protocol.h"
#include "mxit.h"
#include "splashscreen.h"
/*------------------------------------------------------------------------
* Return the ID of the current splash-screen.
*
* @param session The MXit session object
* @return The ID of the splash-screen (or NULL if no splash-screen)
*/
const char* splash_current(struct MXitSession* session)
{
const char* splashId = purple_account_get_string(session->acc, MXIT_CONFIG_SPLASHID, NULL);
if ((splashId != NULL) && (*splashId != '\0')) {
purple_debug_info(MXIT_PLUGIN_ID, "Current splashId: '%s'\n", splashId);
return splashId;
}
else
return NULL;
}
/*------------------------------------------------------------------------
* Indicate if splash-screen popups are enabled.
*
* @param session The MXit session object
* @return TRUE if the popup is enabled.
*/
gboolean splash_popup_enabled(struct MXitSession* session)
{
return purple_account_get_bool(session->acc, MXIT_CONFIG_SPLASHPOPUP, DEFAULT_SPLASH_POPUP);
}
/*------------------------------------------------------------------------
* Return if the current splash-screen is clickable.
*
* @param session The MXit session object
* @return TRUE or FALSE
*/
static gboolean splash_clickable(struct MXitSession* session)
{
return purple_account_get_bool(session->acc, MXIT_CONFIG_SPLASHCLICK, FALSE);
}
/*------------------------------------------------------------------------
* Remove the stored splash-screen (if it exists).
*
* @param session The MXit session object
*/
void splash_remove(struct MXitSession* session)
{
const char* splashId = NULL;
char* filename;
/* Get current splash ID */
splashId = splash_current(session);
if (splashId != NULL) {
purple_debug_info(MXIT_PLUGIN_ID, "Removing splashId: '%s'\n", splashId);
/* Delete stored splash image */
filename = g_strdup_printf("%s/mxit/%s.png", purple_user_dir(), splashId);
g_unlink(filename);
g_free(filename);
/* Clear current splash ID from settings */
purple_account_set_string(session->acc, MXIT_CONFIG_SPLASHID, "");
purple_account_set_bool(session->acc, MXIT_CONFIG_SPLASHCLICK, FALSE);
}
}
/*------------------------------------------------------------------------
* Save a new splash-screen for later display.
*
* @param session The MXit session object
* @param splashID The ID of the splash-screen
* @param data Splash-screen image data (PNG format)
* @param datalen Splash-screen image data size
*/
void splash_update(struct MXitSession* session, const char* splashId, const char* data, int datalen, gboolean clickable)
{
char* dir;
char* filename;
/* Remove the current splash-screen */
splash_remove(session);
/* Save the new splash image */
dir = g_strdup_printf("%s/mxit", purple_user_dir());
purple_build_dir(dir, S_IRUSR | S_IWUSR | S_IXUSR); /* ensure directory exists */
filename = g_strdup_printf("%s/%s.png", dir, splashId);
if (purple_util_write_data_to_file_absolute(filename, data, datalen)) {
/* Store new splash-screen ID to settings */
purple_account_set_string(session->acc, MXIT_CONFIG_SPLASHID, splashId);
purple_account_set_bool(session->acc, MXIT_CONFIG_SPLASHCLICK, clickable );
}
g_free(dir);
g_free(filename);
}
/*------------------------------------------------------------------------
* The user has clicked OK on the Splash request form.
*
* @param gc The connection object
* @param fields The list of fields in the accepted form
*/
static void splash_click_ok(PurpleConnection* gc, PurpleRequestFields* fields)
{
struct MXitSession* session = (struct MXitSession*) gc->proto_data;
const char* splashId;
/* Get current splash ID */
splashId = splash_current(session);
if (splashId == NULL) /* no splash-screen */
return;
/* if is clickable, then send click event */
if (splash_clickable(session))
mxit_send_splashclick(session, splashId);
}
/*------------------------------------------------------------------------
* Display the current splash-screen.
*
* @param session The MXit session object
*/
void splash_display(struct MXitSession* session)
{
const char* splashId = NULL;
char* filename;
gchar* imgdata;
gsize imglen;
int imgid = -1;
/* Get current splash ID */
splashId = splash_current(session);
if (splashId == NULL) /* no splash-screen */
return;
purple_debug_info(MXIT_PLUGIN_ID, "Display Splash: '%s'\n", splashId);
/* Load splash-screen image from file */
filename = g_strdup_printf("%s/mxit/%s.png", purple_user_dir(), splashId);
if (g_file_get_contents(filename, &imgdata, &imglen, NULL)) {
char buf[128];
/* Add splash-image to imagestore */
imgid = purple_imgstore_add_with_id(g_memdup(imgdata, imglen), imglen, NULL);
/* Generate and display message */
g_snprintf(buf, sizeof(buf), "<img id=\"%d\">", imgid);
/* Open a request-type popup to display the image */
{
PurpleRequestFields* fields;
PurpleRequestFieldGroup* group;
PurpleRequestField* field;
fields = purple_request_fields_new();
group = purple_request_field_group_new(NULL);
purple_request_fields_add_group(fields, group);
field = purple_request_field_image_new("splash", "", imgdata, imglen); /* add splash image */
purple_request_field_group_add_field(group, field);
if (splash_clickable(session)) {
purple_request_fields(session->con, _("MXit Advertising"), NULL, NULL, fields,
_("More Information"), G_CALLBACK(splash_click_ok), _("Close"), NULL, session->acc, NULL, NULL, session->con);
}
else {
purple_request_fields(session->con, _("MXit Advertising"), NULL, NULL, fields,
_("Continue"), G_CALLBACK(splash_click_ok), _("Close"), NULL, session->acc, NULL, NULL, session->con);
}
}
/* Release reference to image */
purple_imgstore_unref_by_id(imgid);
g_free(imgdata);
}
g_free(filename);
}
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