hexchat/plugins/ewc/ewc.c

232 lines
7.3 KiB
C

/*
EasyWinampControl - A Winamp "What's playing" plugin for Xchat
Copyright (C) Yann HAMON & contributors
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "xchat-plugin.h"
#include <windows.h>
static xchat_plugin *ph; /* plugin handle */
static int enable = 1;
// For example, circularstrstr("winamp", "pwi", 3) would return 5 (the index of p)
int circularstrstr(char* a, char* b, int nb)
{
int equal = 1;
int length;
int pos=-1;
int i, j;
length = strlen(a);
for (i=0; i<length && pos == -1; ++i) {
equal = 1;
for (j=0; j<nb;j++) {
if (a[(i+j)%length] != b[j])
equal = 0;
}
if (equal == 1)
pos = i;
}
return pos;
}
void GetCurrentSongsName(HWND hwndWinamp, char* title, int titlesize)
{
int pos;
char *title2;
int i, j=0;
int length;
char *p;
GetWindowText(hwndWinamp, title, titlesize);
length = strlen(title);
if ((pos = circularstrstr(title, "- Winamp ***", 12)) != -1) {
// The option "scroll song title in taskbar" is on
title2 = (char*) malloc (titlesize*sizeof(char));
for (i=(pos+12)%length; i!=pos; i=(i+1)%length)
title2[j++] = title[i];
title2[j] = '\0';
p = title2;
while (p<title2+titlesize && *p != '.')
p++;
p+=2; // Delete the . and the following white space
strcpy(title, p);
free(title2);
}
else {
p = title;
while (p<title+titlesize && *p != '.')
p++;
p+=2; // Delete the . and the following white space
if (p<title+titlesize)
strncpy(title, p, titlesize-(p-title));
// Delete the trailing "- winamp"
p = title + titlesize - 1;
while (p>title && *p != '-') p--;
*p = '\0';
}
}
// Controlling winamp
static int wcmd_cb(char *word[], char *word_eol[], void *userdata)
{
// Everything's here : http://winamp.com/nsdn/winamp2x/dev/sdk/api.php
// The previous url seems dead, see http://forums.winamp.com/showthread.php?threadid=180297
HWND hwndWinamp = NULL;
if ((hwndWinamp = FindWindow("Winamp v1.x",NULL)) == NULL) {
xchat_print(ph, "Winamp's window not found - Is winamp really running?\n");
}
else {
if (strcmp(word[1], "") == 0)
xchat_print(ph, "Usage: wcmd [command]\n");
else if (strcmp(word[2], "next") == 0) {
xchat_print(ph, "Loading next song...\n");
SendMessage (hwndWinamp, WM_COMMAND, 40048, 0);
}
else if (strcmp(word[2], "prev") == 0) {
xchat_print(ph, "Loading previous song...\n");
SendMessage (hwndWinamp, WM_COMMAND, 40044, 0);
}
else if (strcmp(word[2], "play") == 0) {
xchat_print(ph, "Playin'...\n");
SendMessage (hwndWinamp, WM_COMMAND, 40045, 0);
}
else if (strcmp(word[2], "stop") == 0) {
xchat_print(ph, "Winamp stopped!...\n");
SendMessage (hwndWinamp, WM_COMMAND, 40047, 0);
}
else if (strcmp(word[2], "pause") == 0) {
SendMessage (hwndWinamp, WM_COMMAND, 40046, 0);
}
}
return XCHAT_EAT_ALL;
}
// Display current song
static int wp_cb(char *word[], char *word_eol[], void *userdata)
{
HWND hwndWinamp = NULL;
int bitrate, length, elapsed, minutes, seconds, eminutes, eseconds, samplerate, nbchannels;
char elapsedtime[7];
char totaltime[7];
char this_title[1024];
if ((hwndWinamp = FindWindow("Winamp v1.x",NULL)) == NULL)
xchat_print(ph, "Winamp's window not found - Is winamp really running?\n");
else {
//Winamp's running
// Seems buggy when winamp2's agent is running, and winamp not (or winamp3) -> crashes xchat.
SendMessage(hwndWinamp, WM_USER, (WPARAM)0, (LPARAM)125);
if ((samplerate = SendMessage(hwndWinamp, WM_USER, (WPARAM)0, (LPARAM)126)) == 0) {
xchat_print(ph, "Could not get current song's samplerate... !?\n");
return XCHAT_EAT_ALL;
}
if ((bitrate = SendMessage(hwndWinamp, WM_USER, (WPARAM)1, (LPARAM)126)) == 0) {
xchat_print(ph, "Could not get current song's bitrate... !?\n");
return XCHAT_EAT_ALL;
}
if ((nbchannels = SendMessage(hwndWinamp, WM_USER, (WPARAM)2, (LPARAM)126)) == 0) {
xchat_print(ph, "Could not get the number of channels... !?\n");
return XCHAT_EAT_ALL;
}
if ((length = SendMessage(hwndWinamp, WM_USER, (WPARAM)1, (LPARAM)105)) == 0) {
// Could be buggy when streaming audio or video, returned length is unexpected;
// How to detect is Winamp is streaming, and display ??:?? in that case?
xchat_print(ph, "Could not get current song's length... !?\n");
return XCHAT_EAT_ALL;
}
else {
minutes = length/60;
seconds = length%60;
if (seconds>9)
wsprintf(totaltime, "%d:%d", minutes, seconds);
else
wsprintf(totaltime, "%d:0%d", minutes, seconds);
}
if ((elapsed = SendMessage(hwndWinamp, WM_USER, (WPARAM)0, (LPARAM)105)) == 0) {
xchat_print(ph, "Could not get current song's elapsed time... !?\n");
return XCHAT_EAT_ALL;
}
else {
eminutes = (elapsed/1000)/60; /* kinda stupid sounding, but e is for elapsed */
eseconds = (elapsed/1000)%60;
if (eseconds>9)
wsprintf(elapsedtime, "%d:%d", eminutes, eseconds);
else
wsprintf(elapsedtime, "%d:0%d", eminutes, eseconds);
}
if ((bitrate = SendMessage(hwndWinamp, WM_USER, (WPARAM)1, (LPARAM)126)) == 0) {
xchat_print(ph, "Could not get current song's bitrate... !?\n");
return XCHAT_EAT_ALL;
}
GetCurrentSongsName(hwndWinamp, this_title, 1024);
xchat_commandf(ph, "dispcurrsong %d %d %d %s %s %s", samplerate, bitrate, nbchannels, elapsedtime, totaltime, this_title);
}
return XCHAT_EAT_ALL; /* eat this command so xchat and other plugins can't process it */
}
int xchat_plugin_init(xchat_plugin *plugin_handle,
char **plugin_name,
char **plugin_desc,
char **plugin_version,
char *arg)
{
/* we need to save this for use with any xchat_* functions */
ph = plugin_handle;
*plugin_name = "EasyWinampControl";
*plugin_desc = "Some commands to remotely control winamp";
*plugin_version = "1.2";
xchat_hook_command(ph, "wp", XCHAT_PRI_NORM, wp_cb,
"Usage: wp", 0);
xchat_hook_command(ph, "wcmd", XCHAT_PRI_NORM, wcmd_cb,
"Usage: wcmd [play|pause|stop|prev|next]", 0);
xchat_print(ph, "EasyWinampControl 1.2 plugin loaded successfully!\n");
return 1; /* return 1 for success */
}
int xchat_plugin_deinit(void)
{
xchat_print(ph, "EasyWinampControl 1.2 plugin unloaded successfully!\n");
return 1;
}