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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright 2011 Olaf Wintermann. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *   1. Redistributions of source code must retain the above copyright
 *      notice, this list of conditions and the following disclaimer.
 *
 *   2. Redistributions in binary form must reproduce the above copyright
 *      notice, this list of conditions and the following disclaimer in the
 *      documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef WEBDAV_H
#define	WEBDAV_H

#include "../public/nsapi.h"

#include <sys/file.h>
#include <sys/stat.h>

#include "../ucx/map.h"
#include "../ucx/dlist.h"
#include "../util/strbuf.h"

#ifdef	__cplusplus
extern "C" {
#endif

typedef struct PropfindResponse PropfindResponse;
typedef struct DAVPropertyBackend DAVPropertyBackend;

typedef struct PropfindRequest   PropfindRequest;
typedef struct DavProperty       DavProperty;

struct PropfindRequest {
    Session            *sn;
    Request            *rq;

    UcxDlist           *properties; /* DavProperty list */
    int8_t             allprop;
    int8_t             propname;

    UcxDlist           *notFoundProps;
    UcxDlist           *forbiddenProps;
    DAVPropertyBackend *propertyBackend;

    char               *path;
    char               *uri;

    sbuf_t             *out;
};

struct DavProperty {
    char *xmlns;
    char *name;
};

typedef char*(*prop_get_func)(
        DAVPropertyBackend*,
        PropfindRequest*,
        char*,
        char*,
        char*,
        int*);

struct DAVPropertyBackend {
    prop_get_func get_property;
};

int webdav_service(pblock *pb, Session *sn, Request *rq);

void dav_create_response(PropfindRequest *davrq);

int dav_foreach_reqprop(UcxDlist *list, PropfindRequest *davrq);

char* dav_get_property(
        DAVPropertyBackend *b,
        PropfindRequest *davrq,
        char *path,
        char *xmlns,
        char *name,
        int *error);

DAVPropertyBackend* create_property_backend();

typedef struct {
    DAVPropertyBackend backend;
    char *path;
    struct stat st;
    int s;
} DAVDefaultBackend;


#ifdef	__cplusplus
}
#endif

#endif	/* WEBDAV_H */