Function dav_method_mkcol

modules/dav/main/mod_dav.c:2636–2755

handle the MKCOL method */

/* handle the MKCOL method */
static int dav_method_mkcol(request_rec *r)
{
    dav_resource *resource;
    int resource_state;
    dav_auto_version_info av_info;
    const dav_hooks_locks *locks_hooks = DAV_GET_HOOKS_LOCKS(r);
    dav_error *err;
    dav_error *err2;
    int result;
    dav_response *multi_status;

    /* handle the request body */
    /* ### this may move lower once we start processing bodies */
    if ((result = process_mkcol_body(r)) != OK) {
        return result;
    }

    /* Ask repository module to resolve the resource */
    err = dav_get_resource(r, 0 /* label_allowed */, 0 /* use_checked_in */,
                           &resource);
    if (err != NULL)
        return dav_handle_err(r, err, NULL);

    /* check for any method preconditions */
    if (dav_run_method_precondition(r, resource, NULL, NULL, &err) != DECLINED
            && err) {
        return dav_handle_err(r, err, NULL);
    }

    if (resource->exists) {
        /* oops. something was already there! */

        /* Apache will supply a default error for this. */
        /* ### we should provide a specific error message! */
        return HTTP_METHOD_NOT_ALLOWED;
    }

    resource_state = dav_get_resource_state(r, resource);

    /*
     * Check If-Headers and existing locks.
     *
     * Note: depth == 0 normally requires no multistatus response. However,
     * if we pass DAV_VALIDATE_PARENT, then we could get an error on a URI
     * other than the Request-URI, thereby requiring a multistatus.
     *
     * If the resource does not exist (DAV_RESOURCE_NULL), then we must
     * check the resource *and* its parent. If the resource exists or is
     * a locknull resource, then we check only the resource.
     */
    if ((err = dav_validate_request(r, resource, 0, NULL, &multi_status,
                                    resource_state == DAV_RESOURCE_NULL ?
                                    DAV_VALIDATE_PARENT :
                                    DAV_VALIDATE_RESOURCE, NULL)) != NULL) {
        /* ### add a higher-level description? */
        return dav_handle_err(r, err, multi_status);
    }