[15450] | 1 | /**********************************************************************
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| 2 | *
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| 3 | * nullproto.cpp --
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| 4 | * Copyright (C) 1999 The New Zealand Digital Library Project
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| 5 | *
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| 6 | * A component of the Greenstone digital library software
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| 7 | * from the New Zealand Digital Library Project at the
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| 8 | * University of Waikato, New Zealand.
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| 9 | *
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| 10 | * This program is free software; you can redistribute it and/or modify
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| 11 | * it under the terms of the GNU General Public License as published by
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| 12 | * the Free Software Foundation; either version 2 of the License, or
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| 13 | * (at your option) any later version.
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| 14 | *
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| 15 | * This program is distributed in the hope that it will be useful,
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| 16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 18 | * GNU General Public License for more details.
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| 19 | *
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| 20 | * You should have received a copy of the GNU General Public License
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| 21 | * along with this program; if not, write to the Free Software
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| 22 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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| 23 | *
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| 24 | *********************************************************************/
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| 25 |
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| 26 | #include "nullproto.h"
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| 27 | #include <assert.h>
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| 28 |
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| 29 | #include "filter.h"
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| 30 | #include "browsefilter.h"
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| 31 |
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[20821] | 32 |
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[15450] | 33 | nullproto::nullproto() {
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| 34 | cset = NULL;
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| 35 | }
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| 36 |
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| 37 | nullproto::~nullproto() {
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| 38 | }
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| 39 |
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| 40 | // add collection to collectset (this should not be called until after the
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| 41 | // collectset has been added to the protocol with set_collectset()
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| 42 | void nullproto::add_collection (const text_t &collection, void *recpt,
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[16310] | 43 | const text_t &gsdlhome, const text_t& collecthome,
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| 44 | const text_t &dbhome)
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| 45 | {
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[15450] | 46 |
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| 47 | if (cset != NULL) {
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[16310] | 48 | this->cset->add_collection (collection, gsdlhome, collecthome);
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[15450] | 49 | }
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| 50 | }
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| 51 |
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| 52 |
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| 53 | // remove_collection deletes the collection server of collection.
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| 54 | // This only needs to be called if a collectionserver is to be
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| 55 | // removed while the library is running. The destructor function
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| 56 | // cleans up all collectservers when the program exits.
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| 57 | void nullproto::remove_collection (const text_t &collection, ostream &logout) {
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| 58 | cset->remove_collection(collection, logout);
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| 59 | }
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| 60 |
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| 61 | // this configure will configure each of the collection servers
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| 62 | void nullproto::configure (const text_t &key, const text_tarray &cfgline,
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| 63 | comerror_t &err) {
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| 64 | // the naming of the collection should not be done here,
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| 65 | // it should be done just after the collection server has been
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| 66 | // created
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| 67 |
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| 68 | // the protocol should not configure the collection set; it should be
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| 69 | // done direct to the collection server set
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[16310] | 70 | if (key == "gsdlhome" || key == "gdbmhome"
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| 71 | || key == "collecthome" || key == "collectdir") {
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[15450] | 72 | cset->configure(key, cfgline);
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| 73 | }
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| 74 | }
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| 75 |
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| 76 | // this init will configure and init each of the collection servers
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| 77 | bool nullproto::init (comerror_t &err, ostream &logout) {
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| 78 | return cset->init(logout);
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| 79 | }
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| 80 |
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| 81 | text_t nullproto::get_site_name (comerror_t &err) {
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| 82 | return "localhost";
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| 83 | }
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| 84 |
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| 85 | text_t nullproto::get_protocol_name (comerror_t &err) {
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| 86 | return "nullproto";
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| 87 | }
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| 88 |
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| 89 |
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| 90 | void nullproto::get_collection_list (text_tarray &collist, comerror_t &err,
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| 91 | ostream &/*logout*/) {
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| 92 | cset->getCollectionList(collist);
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| 93 | err = noError; // no error is guaranteed - collection server shouldn't
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| 94 | // about receptionist error states, logout is irrelevant
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| 95 | }
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| 96 |
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| 97 | void nullproto::has_collection (const text_t &collection, bool &hascollection,
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| 98 | comerror_t &err, ostream &/*logout*/) {
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| 99 | hascollection = (cset->getCollectServer(collection) != NULL);
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| 100 | err = noError;
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| 101 | }
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| 102 |
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| 103 | void nullproto::ping (const text_t &collection, bool &wassuccess,
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| 104 | comerror_t &err, ostream &logout) {
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| 105 | collectserver *cserver = cset->getCollectServer(collection);
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| 106 | if (cserver != NULL) cserver->ping(wassuccess, err, logout);
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| 107 | else err = protocolError;
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| 108 | }
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| 109 |
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| 110 | void nullproto::get_collectinfo (const text_t &collection,
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| 111 | ColInfoResponse_t &collectinfo,
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| 112 | comerror_t &err, ostream &logout) {
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| 113 | collectserver *cserver = cset->getCollectServer (collection);
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| 114 | if (cserver != NULL) cserver->get_collectinfo (collectinfo, err, logout);
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| 115 | else err = protocolError;
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| 116 | }
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| 117 |
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| 118 |
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| 119 | void nullproto::get_filterinfo (const text_t &collection,
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| 120 | InfoFiltersResponse_t &response,
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| 121 | comerror_t &err, ostream &logout) {
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| 122 | collectserver *cserver = cset->getCollectServer (collection);
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| 123 | if (cserver != NULL) cserver->get_filterinfo (response, err, logout);
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| 124 | else err = protocolError;
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| 125 | }
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| 126 |
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| 127 | void nullproto::get_filteroptions (const text_t &collection,
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| 128 | const InfoFilterOptionsRequest_t &request,
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| 129 | InfoFilterOptionsResponse_t &response,
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| 130 | comerror_t &err, ostream &logout) {
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| 131 | collectserver *cserver = cset->getCollectServer (collection);
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| 132 | if (cserver != NULL) cserver->get_filteroptions (request, response, err, logout);
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| 133 | else err = protocolError;
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| 134 | }
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| 135 |
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| 136 | void nullproto::filter (const text_t &collection,
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| 137 | FilterRequest_t &request,
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| 138 | FilterResponse_t &response,
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| 139 | comerror_t &err, ostream &logout) {
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| 140 | collectserver *cserver = cset->getCollectServer (collection);
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| 141 | if (cserver != NULL) cserver->filter (request, response, err, logout);
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| 142 | else err = protocolError;
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| 143 | }
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| 144 |
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| 145 | void nullproto::get_document (const text_t &collection,
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| 146 | const DocumentRequest_t &request,
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| 147 | DocumentResponse_t &response,
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| 148 | comerror_t &err, ostream &logout) {
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| 149 | collectserver *cserver = cset->getCollectServer (collection);
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| 150 | if (cserver != NULL) cserver->get_document (request, response, err, logout);
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| 151 | else err = protocolError;
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| 152 | }
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| 153 |
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| 154 | void nullproto::is_searchable (const text_t &collection, bool &issearchable,
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| 155 | comerror_t &err, ostream &logout) {
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| 156 | issearchable = false;
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| 157 | collectserver *cserver = cset->getCollectServer (collection);
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| 158 | if (cserver != NULL) cserver->is_searchable (issearchable, err, logout);
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| 159 | else err = protocolError;
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| 160 | }
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