ympd/src/http_server.c

#include <libwebsockets.h>
#include <stdio.h>
#include <string.h>
#include "http_server.h"

char *resource_path = LOCAL_RESOURCE_PATH;

struct serveable {
    const char *urlpath;
    const char *mimetype;
}; 

static const struct serveable whitelist[] = {
    { "/css/bootstrap.css", "text/css" },
    { "/css/slider.css", "text/css" },
    { "/css/mpd.css", "text/css" },

    { "/js/bootstrap.min.js", "text/javascript" },
    { "/js/mpd.js", "text/javascript" },
    { "/js/jquery-1.10.2.min.js", "text/javascript" },
    { "/js/bootstrap-slider.js", "text/javascript" },
    { "/js/sammy.js", "text/javascript" },

    { "/fonts/glyphicons-halflings-regular.woff", "application/x-font-woff"},
    { "/fonts/glyphicons-halflings-regular.svg", "image/svg+xml"},
    { "/fonts/glyphicons-halflings-regular.ttf", "application/x-font-ttf"},
    { "/fonts/glyphicons-halflings-regular.eot", "application/vnd.ms-fontobject"},

    /* last one is the default served if no match */
    { "/index.html", "text/html" },
};

int callback_http(struct libwebsocket_context *context,
        struct libwebsocket *wsi,
        enum libwebsocket_callback_reasons reason, void *user,
        void *in, size_t len)
{
    char buf[256];
    size_t n;

    switch (reason) {
        case LWS_CALLBACK_HTTP:
            for (n = 0; n < (sizeof(whitelist) / sizeof(whitelist[0]) - 1); n++)
            {
                if (in && strcmp((const char *)in, whitelist[n].urlpath) == 0)
                    break;
            }
            sprintf(buf, "%s%s", resource_path, whitelist[n].urlpath);

            if (libwebsockets_serve_http_file(context, wsi, buf, whitelist[n].mimetype))
                return -1; /* through completion or error, close the socket */

            break;

        case LWS_CALLBACK_HTTP_FILE_COMPLETION:
            /* kill the connection after we sent one file */
            return -1;
        default:
            break;
    }

    return 0;
}