1251881Speter/* 2251881Speter * getlocations.c : entry point for get_locations RA functions for ra_serf 3251881Speter * 4251881Speter * ==================================================================== 5251881Speter * Licensed to the Apache Software Foundation (ASF) under one 6251881Speter * or more contributor license agreements. See the NOTICE file 7251881Speter * distributed with this work for additional information 8251881Speter * regarding copyright ownership. The ASF licenses this file 9251881Speter * to you under the Apache License, Version 2.0 (the 10251881Speter * "License"); you may not use this file except in compliance 11251881Speter * with the License. You may obtain a copy of the License at 12251881Speter * 13251881Speter * http://www.apache.org/licenses/LICENSE-2.0 14251881Speter * 15251881Speter * Unless required by applicable law or agreed to in writing, 16251881Speter * software distributed under the License is distributed on an 17251881Speter * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 18251881Speter * KIND, either express or implied. See the License for the 19251881Speter * specific language governing permissions and limitations 20251881Speter * under the License. 21251881Speter * ==================================================================== 22251881Speter */ 23251881Speter 24251881Speter 25251881Speter 26251881Speter#include <apr_uri.h> 27251881Speter 28251881Speter#include <serf.h> 29251881Speter 30251881Speter#include "svn_hash.h" 31251881Speter#include "svn_path.h" 32251881Speter#include "svn_pools.h" 33251881Speter#include "svn_ra.h" 34251881Speter#include "svn_xml.h" 35251881Speter#include "svn_private_config.h" 36251881Speter 37251881Speter#include "../libsvn_ra/ra_loader.h" 38251881Speter 39251881Speter#include "ra_serf.h" 40251881Speter 41251881Speter 42251881Speter/* 43251881Speter * This enum represents the current state of our XML parsing for a REPORT. 44251881Speter */ 45251881Speterenum loc_state_e { 46251881Speter INITIAL = 0, 47251881Speter REPORT, 48251881Speter LOCATION 49251881Speter}; 50251881Speter 51251881Spetertypedef struct loc_context_t { 52251881Speter /* pool to allocate memory from */ 53251881Speter apr_pool_t *pool; 54251881Speter 55251881Speter /* parameters set by our caller */ 56251881Speter const char *path; 57251881Speter const apr_array_header_t *location_revisions; 58251881Speter svn_revnum_t peg_revision; 59251881Speter 60251881Speter /* Returned location hash */ 61251881Speter apr_hash_t *paths; 62251881Speter 63251881Speter} loc_context_t; 64251881Speter 65251881Speter#define D_ "DAV:" 66251881Speter#define S_ SVN_XML_NAMESPACE 67251881Speterstatic const svn_ra_serf__xml_transition_t getloc_ttable[] = { 68251881Speter { INITIAL, S_, "get-locations-report", REPORT, 69251881Speter FALSE, { NULL }, FALSE }, 70251881Speter 71251881Speter { REPORT, S_, "location", LOCATION, 72251881Speter FALSE, { "?rev", "?path", NULL }, TRUE }, 73251881Speter 74251881Speter { 0 } 75251881Speter}; 76251881Speter 77251881Speter 78251881Speter/* Conforms to svn_ra_serf__xml_closed_t */ 79251881Speterstatic svn_error_t * 80251881Spetergetloc_closed(svn_ra_serf__xml_estate_t *xes, 81251881Speter void *baton, 82251881Speter int leaving_state, 83251881Speter const svn_string_t *cdata, 84251881Speter apr_hash_t *attrs, 85251881Speter apr_pool_t *scratch_pool) 86251881Speter{ 87251881Speter loc_context_t *loc_ctx = baton; 88251881Speter const char *revstr; 89251881Speter const char *path; 90251881Speter 91251881Speter SVN_ERR_ASSERT(leaving_state == LOCATION); 92251881Speter 93251881Speter revstr = svn_hash_gets(attrs, "rev"); 94251881Speter path = svn_hash_gets(attrs, "path"); 95251881Speter if (revstr != NULL && path != NULL) 96251881Speter { 97251881Speter svn_revnum_t rev = SVN_STR_TO_REV(revstr); 98251881Speter apr_hash_set(loc_ctx->paths, 99251881Speter apr_pmemdup(loc_ctx->pool, &rev, sizeof(rev)), sizeof(rev), 100251881Speter apr_pstrdup(loc_ctx->pool, path)); 101251881Speter } 102251881Speter 103251881Speter return SVN_NO_ERROR; 104251881Speter} 105251881Speter 106251881Speter 107251881Speter/* Implements svn_ra_serf__request_body_delegate_t */ 108251881Speterstatic svn_error_t * 109251881Spetercreate_get_locations_body(serf_bucket_t **body_bkt, 110251881Speter void *baton, 111251881Speter serf_bucket_alloc_t *alloc, 112251881Speter apr_pool_t *pool) 113251881Speter{ 114251881Speter serf_bucket_t *buckets; 115251881Speter loc_context_t *loc_ctx = baton; 116251881Speter int i; 117251881Speter 118251881Speter buckets = serf_bucket_aggregate_create(alloc); 119251881Speter 120251881Speter svn_ra_serf__add_open_tag_buckets(buckets, alloc, 121251881Speter "S:get-locations", 122251881Speter "xmlns:S", SVN_XML_NAMESPACE, 123251881Speter "xmlns:D", "DAV:", 124251881Speter NULL); 125251881Speter 126251881Speter svn_ra_serf__add_tag_buckets(buckets, 127251881Speter "S:path", loc_ctx->path, 128251881Speter alloc); 129251881Speter 130251881Speter svn_ra_serf__add_tag_buckets(buckets, 131251881Speter "S:peg-revision", apr_ltoa(pool, loc_ctx->peg_revision), 132251881Speter alloc); 133251881Speter 134251881Speter for (i = 0; i < loc_ctx->location_revisions->nelts; i++) 135251881Speter { 136251881Speter svn_revnum_t rev = APR_ARRAY_IDX(loc_ctx->location_revisions, i, svn_revnum_t); 137251881Speter svn_ra_serf__add_tag_buckets(buckets, 138251881Speter "S:location-revision", apr_ltoa(pool, rev), 139251881Speter alloc); 140251881Speter } 141251881Speter 142251881Speter svn_ra_serf__add_close_tag_buckets(buckets, alloc, 143251881Speter "S:get-locations"); 144251881Speter 145251881Speter *body_bkt = buckets; 146251881Speter return SVN_NO_ERROR; 147251881Speter} 148251881Speter 149251881Spetersvn_error_t * 150251881Spetersvn_ra_serf__get_locations(svn_ra_session_t *ra_session, 151251881Speter apr_hash_t **locations, 152251881Speter const char *path, 153251881Speter svn_revnum_t peg_revision, 154251881Speter const apr_array_header_t *location_revisions, 155251881Speter apr_pool_t *pool) 156251881Speter{ 157251881Speter loc_context_t *loc_ctx; 158251881Speter svn_ra_serf__session_t *session = ra_session->priv; 159251881Speter svn_ra_serf__handler_t *handler; 160251881Speter svn_ra_serf__xml_context_t *xmlctx; 161251881Speter const char *req_url; 162251881Speter svn_error_t *err; 163251881Speter 164251881Speter loc_ctx = apr_pcalloc(pool, sizeof(*loc_ctx)); 165251881Speter loc_ctx->pool = pool; 166251881Speter loc_ctx->path = path; 167251881Speter loc_ctx->peg_revision = peg_revision; 168251881Speter loc_ctx->location_revisions = location_revisions; 169251881Speter loc_ctx->paths = apr_hash_make(loc_ctx->pool); 170251881Speter 171251881Speter *locations = loc_ctx->paths; 172251881Speter 173251881Speter SVN_ERR(svn_ra_serf__get_stable_url(&req_url, NULL /* latest_revnum */, 174251881Speter session, NULL /* conn */, 175251881Speter NULL /* url */, peg_revision, 176251881Speter pool, pool)); 177251881Speter 178251881Speter xmlctx = svn_ra_serf__xml_context_create(getloc_ttable, 179251881Speter NULL, getloc_closed, NULL, 180251881Speter loc_ctx, 181251881Speter pool); 182251881Speter handler = svn_ra_serf__create_expat_handler(xmlctx, pool); 183251881Speter 184251881Speter handler->method = "REPORT"; 185251881Speter handler->path = req_url; 186251881Speter handler->body_delegate = create_get_locations_body; 187251881Speter handler->body_delegate_baton = loc_ctx; 188251881Speter handler->body_type = "text/xml"; 189251881Speter handler->conn = session->conns[0]; 190251881Speter handler->session = session; 191251881Speter 192251881Speter err = svn_ra_serf__context_run_one(handler, pool); 193251881Speter 194251881Speter SVN_ERR(svn_error_compose_create( 195253734Speter svn_ra_serf__error_on_status(handler->sline, 196251881Speter req_url, 197251881Speter handler->location), 198251881Speter err)); 199251881Speter 200251881Speter return SVN_NO_ERROR; 201251881Speter} 202