mirror of
https://github.com/ElvishArtisan/rivendell.git
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304 lines
8.1 KiB
C
304 lines
8.1 KiB
C
/* rlm_live365.c
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*
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* (C) Copyright 2014 Fred Gleason <fredg@paravelsystems.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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* This is a Rivendell Loadable Module. It uses Now&Next PAD data
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* to update the metadata on an Icecast2 mountpoint specified in the
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* configuration file pointed to by the plugin argument.
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*
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* This module requires the curl(1) network transfer tool, included with
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* most Linux distros. It is also available at http://curl.haxx.se/.
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*
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* To compile this module, just do:
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*
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* gcc -shared -o rlm_live365.rlm rlm_live365.c
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <strings.h>
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#include <sys/types.h>
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#include <unistd.h>
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#include <rlm/rlm.h>
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int rlm_live365_devs;
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char *rlm_live365_stations;
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char *rlm_live365_passwords;
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char *rlm_live365_titles;
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char *rlm_live365_artists;
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char *rlm_live365_albums;
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int *rlm_live365_masters;
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int *rlm_live365_aux1s;
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int *rlm_live365_aux2s;
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int rlm_live365_BufferDiff(char *sString,int dOrigin,int dDiff,int dMaxSize)
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{
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int dOldSize,dNewSize;
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int i;
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/*
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* Will it fit?
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*/
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dOldSize=strlen(sString);
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if((dOldSize+dDiff)>=dMaxSize) {
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return -1;
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}
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dNewSize=dOldSize+dDiff;
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/*
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* Adding characters
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*/
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if(dDiff>0) {
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for(i=dOldSize;i>dOrigin;i--) {
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sString[i+dDiff]=sString[i];
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}
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return dNewSize;
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}
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/*
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* No Change
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*/
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if(dDiff==0) {
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return dNewSize;
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}
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/*
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* Deleting Characters
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*/
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if(dDiff<0) {
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for(i=dOrigin;i<dOldSize;i++) {
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sString[i]=sString[i-dDiff];
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}
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return dNewSize;
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}
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return -1;
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}
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int rlm_live365_EncodeString(char *sString,int dMaxSize)
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{
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int i; /* General Purpose Counter */
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char sAccum[4]; /* General String Buffer */
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i=0;
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while(sString[i]!=0) {
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if(((sString[i]!='*') && (sString[i]!='-') &&
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(sString[i]!='_') && (sString[i]!='.')) &&
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((sString[i]<'0') ||
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((sString[i]>'9') && (sString[i]<'A')) ||
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((sString[i]>'Z') && (sString[i]<'a')) ||
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(sString[i]>'z'))) {
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if(rlm_live365_BufferDiff(sString,i,2,dMaxSize)<0) {
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return -1;
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}
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sprintf(sAccum,"%%%2x",sString[i]);
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sString[i++]=sAccum[0];
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sString[i++]=sAccum[1];
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sString[i]=sAccum[2];
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}
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if(sString[i]==' ') {
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sString[i]='+';
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}
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i++;
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if(i>=dMaxSize) {
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return -1;
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}
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}
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return strlen(sString);
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}
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int rlm_live365_GetLogStatus(void *ptr,const char *arg,const char *section,
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const char *logname)
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{
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const char *tag=RLMGetStringValue(ptr,arg,section,logname,"");
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if(strcasecmp(tag,"yes")==0) {
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return 1;
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}
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if(strcasecmp(tag,"on")==0) {
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return 1;
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}
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if(strcasecmp(tag,"true")==0) {
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return 1;
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}
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if(strcasecmp(tag,"no")==0) {
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return 0;
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}
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if(strcasecmp(tag,"off")==0) {
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return 0;
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}
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if(strcasecmp(tag,"false")==0) {
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return 0;
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}
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if(strcasecmp(tag,"onair")==0) {
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return 2;
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}
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return 0;
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}
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void rlm_live365_RLMStart(void *ptr,const char *arg)
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{
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char password[256];
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char section[256];
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char errtext[256];
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int i=1;
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rlm_live365_devs=0;
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rlm_live365_stations=NULL;
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rlm_live365_passwords=NULL;
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rlm_live365_titles=NULL;
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rlm_live365_artists=NULL;
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rlm_live365_albums=NULL;
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rlm_live365_masters=NULL;
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rlm_live365_aux1s=NULL;
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rlm_live365_aux2s=NULL;
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sprintf(section,"Station%d",i++);
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strncpy(password,RLMGetStringValue(ptr,arg,section,"Password",""),255);
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password[255]=0;
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if(strlen(password)==0) {
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RLMLog(ptr,LOG_WARNING,"rlm_live365: no Live365 stations specified");
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return;
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}
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while(strlen(password)>0) {
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rlm_live365_passwords=realloc(rlm_live365_passwords,
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(rlm_live365_devs+1)*(rlm_live365_devs+1)*256);
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strcpy(rlm_live365_passwords+256*rlm_live365_devs,password);
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rlm_live365_stations=realloc(rlm_live365_stations,(rlm_live365_devs+1)*256);
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strncpy(rlm_live365_stations+256*rlm_live365_devs,
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RLMGetStringValue(ptr,arg,section,"MemberName",""),256);
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rlm_live365_titles=realloc(rlm_live365_titles,(rlm_live365_devs+1)*256);
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strncpy(rlm_live365_titles+256*rlm_live365_devs,
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RLMGetStringValue(ptr,arg,section,"TitleString",""),256);
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rlm_live365_artists=realloc(rlm_live365_artists,(rlm_live365_devs+1)*256);
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strncpy(rlm_live365_artists+256*rlm_live365_devs,
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RLMGetStringValue(ptr,arg,section,"ArtistString",""),256);
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rlm_live365_albums=realloc(rlm_live365_albums,(rlm_live365_devs+1)*256);
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strncpy(rlm_live365_albums+256*rlm_live365_devs,
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RLMGetStringValue(ptr,arg,section,"AlbumString",""),256);
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rlm_live365_masters=realloc(rlm_live365_masters,
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(rlm_live365_devs+1)*sizeof(int));
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rlm_live365_masters[rlm_live365_devs]=
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rlm_live365_GetLogStatus(ptr,arg,section,"MasterLog");
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rlm_live365_aux1s=realloc(rlm_live365_aux1s,
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(rlm_live365_devs+1)*sizeof(int));
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rlm_live365_aux1s[rlm_live365_devs]=
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rlm_live365_GetLogStatus(ptr,arg,section,"Aux1Log");
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rlm_live365_aux2s=realloc(rlm_live365_aux2s,
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(rlm_live365_devs+1)*sizeof(int));
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rlm_live365_aux2s[rlm_live365_devs]=
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rlm_live365_GetLogStatus(ptr,arg,section,"Aux2Log");
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sprintf(errtext,"rlm_live365: configured station \"%s\"",
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rlm_live365_stations+256*rlm_live365_devs);
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rlm_live365_devs++;
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RLMLog(ptr,LOG_INFO,errtext);
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sprintf(section,"Station%d",i++);
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strncpy(password,RLMGetStringValue(ptr,arg,section,"Password",""),255);
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password[255]=0;
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}
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}
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void rlm_live365_RLMFree(void *ptr)
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{
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free(rlm_live365_stations);
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free(rlm_live365_passwords);
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free(rlm_live365_titles);
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free(rlm_live365_artists);
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free(rlm_live365_albums);
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free(rlm_live365_masters);
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free(rlm_live365_aux1s);
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free(rlm_live365_aux2s);
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}
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void rlm_live365_RLMPadDataSent(void *ptr,const struct rlm_svc *svc,
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const struct rlm_log *log,
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const struct rlm_pad *now,
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const struct rlm_pad *next)
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{
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int i;
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int flag=0;
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char station[1024];
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char password[1024];
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char title[1024];
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char artist[1024];
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char album[1024];
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char url[8192];
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char msg[1500];
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for(i=0;i<rlm_live365_devs;i++) {
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switch(log->log_mach) {
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case 0:
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flag=rlm_live365_masters[i];
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break;
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case 1:
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flag=rlm_live365_aux1s[i];
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break;
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case 2:
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flag=rlm_live365_aux2s[i];
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break;
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}
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if((flag==1)||((flag==2)&&(log->log_onair!=0))) {
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strncpy(station,RLMResolveNowNext(ptr,now,next,
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rlm_live365_stations+256*i),256);
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rlm_live365_EncodeString(station,1023);
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strncpy(password,RLMResolveNowNext(ptr,now,next,
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rlm_live365_passwords+256*i),256);
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rlm_live365_EncodeString(title,1023);
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strncpy(title,RLMResolveNowNext(ptr,now,next,
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rlm_live365_titles+256*i),256);
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rlm_live365_EncodeString(title,1023);
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strncpy(artist,RLMResolveNowNext(ptr,now,next,
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rlm_live365_artists+256*i),256);
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rlm_live365_EncodeString(artist,1023);
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strncpy(album,RLMResolveNowNext(ptr,now,next,
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rlm_live365_albums+256*i),256);
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rlm_live365_EncodeString(album,1023);
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snprintf(url,8192,"http://www.live365.com/cgi-bin/add_song.cgi?member_name=%s&password=%s&version=2&filename=Rivendell&seconds=%u&title=%s&artist=%s&album=%s",
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station,
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password,
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now->rlm_len/1000,
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title,
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artist,
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album);
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if(strlen(now->rlm_title)!=0) {
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if(fork()==0) {
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execlp("curl","curl","-o","/dev/null","-s",url,(char *)NULL);
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RLMLog(ptr,LOG_WARNING,"rlm_live365: unable to execute curl(1)");
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exit(0);
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}
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}
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snprintf(msg,1500,"rlm_live365: sending pad update: \"%s\"",
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(const char *)url);
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RLMLog(ptr,LOG_INFO,msg);
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}
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}
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}
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