diff options
Diffstat (limited to 'package/fonera-mp3/src/cgi/main.c')
| -rw-r--r-- | package/fonera-mp3/src/cgi/main.c | 237 |
1 files changed, 237 insertions, 0 deletions
diff --git a/package/fonera-mp3/src/cgi/main.c b/package/fonera-mp3/src/cgi/main.c new file mode 100644 index 000000000..0499e0eee --- /dev/null +++ b/package/fonera-mp3/src/cgi/main.c @@ -0,0 +1,237 @@ +/* +* FOXMP3 +* Copyright (c) 2007 acmesystems.it - john@acmesystems.it +* +* 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., 59 Temple Place, Suite 330, Boston, MA02111-1307USA +* +* Feedback, Bugs... info@acmesystems.it +* +*/ + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <sys/types.h> +#include <sys/socket.h> +#include <sys/un.h> +#include <unistd.h> +#include <netdb.h> + +#include <json.h> + +#define SOCKET_PATH "/tmp/foxmp3" + +void print_http_header(){ + printf("Content-type: text/html\n\n"); +} + +int read_parameter(char *name, char *value, int maxlen){ + char *pos1, *pos2; + char *query_string = getenv("QUERY_STRING"); + int success = 0; + + if(query_string){ + pos1 = strstr(query_string, name); + if(pos1){ + pos1 += strlen(name) + 1; + pos2 = strstr(pos1, "&"); + if(pos2){ + *pos2 = '\0'; + } + if(strlen(pos1) >= maxlen){ + pos1[maxlen] = '\0'; + } + strcpy(value, pos1); + success = 1; + } + } + return success; +} + + +int issue_command(unsigned char *str){ + int s, t, len; + struct sockaddr_un remote; + + if ((s = socket(AF_UNIX, SOCK_STREAM, 0)) == -1) { + exit(1); + } + remote.sun_family = AF_UNIX; + strcpy(remote.sun_path, SOCKET_PATH); + len = strlen(remote.sun_path) + sizeof(remote.sun_family); + if (connect(s, (struct sockaddr *)&remote, len) == -1) { + return 1; + } + if (send(s, str, strlen(str), 0) == -1) { + return 1; + } + unsigned char loop = 1; + while(loop){ + if ((t=recv(s, str, 2048, 0)) > 0) { + str[t] = '\0'; + if((strstr(str, "OK\n")) || (strstr(str, "ERROR\n"))){ + loop = 0; + } + } else { + return 1; + } + } + close(s); + return 0; +} + +void handle_cmd(){ + unsigned char param[128]; + unsigned char cmd[256]; + int i; + *cmd = '\0'; + if(read_parameter("vol", param, 128)){ + i = atoi(param); + i = 120 - (i * 4); + sprintf(cmd, "VOLUME %d", i); + } + if(read_parameter("bass", param, 128)){ + i = atoi(param); + sprintf(cmd, "BASS %d", i); + } + if(read_parameter("start", param, 128)){ + sprintf(cmd, "START"); + } + if(read_parameter("stop", param, 128)){ + sprintf(cmd, "STOP"); + } + if(read_parameter("next", param, 128)){ + sprintf(cmd, "NEXT"); + } + if(read_parameter("back", param, 128)){ + sprintf(cmd, "BACK"); + } + if(*cmd){ + issue_command(cmd); + } +} + +void print_html_remote(){ + char name[128]; + gethostname(name, 128); + printf("<html><head><title>foxmp3 - %s - remote</title><link rel=\"stylesheet\" href=\"../local/stylesheet.css\" type=\"text/css\" /><script src=\"../local/json.js\" type=\"text/javascript\"></script></head><body onload=\"alpmp3_setup();\">"); + printf("<center><p id=alpmp3_remote>"); + printf("<table width=50%%>"); + printf("<tr class=cellhead><th colspan=3 id=cell align=center>FOXMP3 - %s </td></tr>", name); + printf("<tr class=cellone><td>Action</td><td colspan=2 id=alpmp3_state>0</td></tr>"); + printf("<tr class=celltwo><td>Filename</td><td colspan=2 id=alpmp3_filename>0</td></tr>"); + printf("<tr class=cellone><td>Playtime</td><td colspan=2 id=alpmp3_playtime>0</td></tr>"); + printf("<tr class=celltwo><td>Volume</td><td id=alpmp3_volume>0</td><td><a href=\"#\" onclick=\"javascript:alpmp3_remote('volup');\">Up</a> <a href=\"#\" onclick=\"javascript:alpmp3_remote('voldown')\">Down</a></td></tr>"); + printf("<tr class=cellone><td width=20%%>Bass</td><td id=alpmp3_bass>0</td><td><a href=\"#\" onclick=\"javascript:alpmp3_remote('bassup');\" class=browse>Up</a> <a href=\"#\" onclick=\"javascript:alpmp3_remote('bassdown')\" class=browse>Down</a></td></tr>"); + printf("<tr class=cellhead><th colspan=3 id=cell align=center><a href=\"#\" onclick=\"javascript:alpmp3_remote('start');\">Start</a> <a href=\"#\" onclick=\"javascript:alpmp3_remote('stop');\">Stop</a> <a href=\"#\" onclick=\"javascript:alpmp3_remote('back');\">Back</a> <a href=\"#\" onclick=\"javascript:alpmp3_remote('next');\">Next</a> </td></tr>"); + printf("</table>"); + printf("</p></center>"); + printf("</body></html>"); +} + + + +void print_json_info(){ + unsigned char str[2048]; + sprintf(str, "STATE"); + if(issue_command(str) == 0){ + int state = 0; + int volume = 0; + int bass = 0; + int playtime = 0; + unsigned char filename[1024]; + unsigned char *p1, *p2; + + memset(filename, 0, 1024); + p1 = str; + while(p1){ + p2 = strstr(p1, "\n"); + if(p2){ + *p2 = '\0'; + p2 ++; + // printf("parsing %s\n", p1); + if(strncmp(p1, "VOLUME", strlen("VOLUME")) == 0){ + volume = atoi(&p1[strlen("VOLUME") + 1]); + if(volume > 120) + volume = 120; + volume = 120 - volume; + volume /= 4; + //printf("vol = %d\n", volume); + } else if(strncmp(p1, "BASS", strlen("BASS")) == 0){ + bass = atoi(&p1[strlen("BASS") + 1]); + //printf("bass = %d\n", bass); + } else if(strncmp(p1, "PLAYTIME", strlen("PLAYTIME")) == 0){ + playtime = atoi(&p1[strlen("PLAYTIME") + 1]); + //printf("playtime = %d\n", playtime); + } else if(strncmp(p1, "STATE", strlen("STATE")) == 0){ + if(strstr(p1, "MP3_STATE_IDLE")){ + state = 0; + } else if(strstr(p1, "MP3_STATE_FILE")){ + state = 1; + } else if(strstr(p1, "MP3_STATE_STREAM")){ + state = 2; + } + //printf("state = %d\n", state); + } else if(strncmp(p1, "STREAM", strlen("STREAM")) == 0){ + strcpy(filename, &p1[strlen("STREAM") + 1]); + //printf("filename = %s\n", filename); + } else if(strncmp(p1, "FILE", strlen("FILE")) == 0){ + strcpy(filename, &p1[strlen("FILE") + 1]); + //printf("filename = %s\n", filename); + } + + p1 = p2; + } else { + p1 = 0; + } + } + + struct json_object *alpmp3 = json_object_new_object(); + json_object_object_add(alpmp3, "state", json_object_new_int(state)); + switch(state){ + case 1: + json_object_object_add(alpmp3, "type", json_object_new_string("file")); + break; + case 2: + json_object_object_add(alpmp3, "type", json_object_new_string("stream")); + break; + default: + json_object_object_add(alpmp3, "type", json_object_new_string("idle")); + break; + } + json_object_object_add(alpmp3, "volume", json_object_new_int(volume)); + json_object_object_add(alpmp3, "bass", json_object_new_int(bass)); + json_object_object_add(alpmp3, "playtime", json_object_new_int(playtime)); + json_object_object_add(alpmp3, "filename", json_object_new_string(filename)); + struct json_object *jo = json_object_new_object(); + json_object_object_add(jo, "alpmp3", alpmp3); + printf("\n%s\n", json_object_to_json_string(jo)); + } +} + +int main(int argc, char **argv){ + print_http_header(); + + if(strstr(argv[0], "mp3_remote.cgi")){ + print_html_remote(); + } else if(strstr(argv[0], "mp3_json.cgi")){ + print_json_info(); + } else if(strstr(argv[0], "mp3_cmd.cgi")){ + handle_cmd(); + } else { + printf("Unknown command"); + } + return 0; +} |