contrib/subversion/subversion/libsvn_client/prop_commands.c

   1 /*
   2  * prop_commands.c:  Implementation of propset, propget, and proplist.
   3  *
   4  * ====================================================================
   5  *    Licensed to the Apache Software Foundation (ASF) under one
   6  *    or more contributor license agreements.  See the NOTICE file
   7  *    distributed with this work for additional information
   8  *    regarding copyright ownership.  The ASF licenses this file
   9  *    to you under the Apache License, Version 2.0 (the
  10  *    "License"); you may not use this file except in compliance
  11  *    with the License.  You may obtain a copy of the License at
  12  *
  13  *      http://www.apache.org/licenses/LICENSE-2.0
  14  *
  15  *    Unless required by applicable law or agreed to in writing,
  16  *    software distributed under the License is distributed on an
  17  *    "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  18  *    KIND, either express or implied.  See the License for the
  19  *    specific language governing permissions and limitations
  20  *    under the License.
  21  * ====================================================================
  22  */
  23
  24 /* ==================================================================== */
  25
  26
  27 \f
  28 /*** Includes. ***/
  29
  30 #define APR_WANT_STRFUNC
  31 #include <apr_want.h>
  32
  33 #include "svn_error.h"
  34 #include "svn_client.h"
  35 #include "client.h"
  36 #include "svn_dirent_uri.h"
  37 #include "svn_path.h"
  38 #include "svn_pools.h"
  39 #include "svn_props.h"
  40 #include "svn_hash.h"
  41 #include "svn_sorts.h"
  42
  43 #include "svn_private_config.h"
  44 #include "private/svn_wc_private.h"
  45 #include "private/svn_ra_private.h"
  46 #include "private/svn_client_private.h"
  47
  48 \f
  49 /*** Code. ***/
  50
  51 /* Return an SVN_ERR_CLIENT_PROPERTY_NAME error if NAME is a wcprop,
  52    else return SVN_NO_ERROR. */
  53 static svn_error_t *
  54 error_if_wcprop_name(const char *name)
  55 {
  56   if (svn_property_kind2(name) == svn_prop_wc_kind)
  57     {
  58       return svn_error_createf
  59         (SVN_ERR_CLIENT_PROPERTY_NAME, NULL,
  60          _("'%s' is a wcprop, thus not accessible to clients"),
  61          name);
  62     }
  63
  64   return SVN_NO_ERROR;
  65 }
  66
  67
  68 struct getter_baton
  69 {
  70   svn_ra_session_t *ra_session;
  71   svn_revnum_t base_revision_for_url;
  72 };
  73
  74
  75 static svn_error_t *
  76 get_file_for_validation(const svn_string_t **mime_type,
  77                         svn_stream_t *stream,
  78                         void *baton,
  79                         apr_pool_t *pool)
  80 {
  81   struct getter_baton *gb = baton;
  82   svn_ra_session_t *ra_session = gb->ra_session;
  83   apr_hash_t *props;
  84
  85   SVN_ERR(svn_ra_get_file(ra_session, "", gb->base_revision_for_url,
  86                           stream, NULL,
  87                           (mime_type ? &props : NULL),
  88                           pool));
  89
  90   if (mime_type)
  91     *mime_type = svn_hash_gets(props, SVN_PROP_MIME_TYPE);
  92
  93   return SVN_NO_ERROR;
  94 }
  95
  96
  97 static
  98 svn_error_t *
  99 do_url_propset(const char *url,
 100                const char *propname,
 101                const svn_string_t *propval,
 102                const svn_node_kind_t kind,
 103                const svn_revnum_t base_revision_for_url,
 104                const svn_delta_editor_t *editor,
 105                void *edit_baton,
 106                apr_pool_t *pool)
 107 {
 108   void *root_baton;
 109
 110   SVN_ERR(editor->open_root(edit_baton, base_revision_for_url, pool,
 111                             &root_baton));
 112
 113   if (kind == svn_node_file)
 114     {
 115       void *file_baton;
 116       const char *uri_basename = svn_uri_basename(url, pool);
 117
 118       SVN_ERR(editor->open_file(uri_basename, root_baton,
 119                                 base_revision_for_url, pool, &file_baton));
 120       SVN_ERR(editor->change_file_prop(file_baton, propname, propval, pool));
 121       SVN_ERR(editor->close_file(file_baton, NULL, pool));
 122     }
 123   else
 124     {
 125       SVN_ERR(editor->change_dir_prop(root_baton, propname, propval, pool));
 126     }
 127
 128   return editor->close_directory(root_baton, pool);
 129 }
 130
 131 static svn_error_t *
 132 propset_on_url(const char *propname,
 133                const svn_string_t *propval,
 134                const char *target,
 135                svn_boolean_t skip_checks,
 136                svn_revnum_t base_revision_for_url,
 137                const apr_hash_t *revprop_table,
 138                svn_commit_callback2_t commit_callback,
 139                void *commit_baton,
 140                svn_client_ctx_t *ctx,
 141                apr_pool_t *pool)
 142 {
 143   enum svn_prop_kind prop_kind = svn_property_kind2(propname);
 144   svn_ra_session_t *ra_session;
 145   svn_node_kind_t node_kind;
 146   const char *message;
 147   const svn_delta_editor_t *editor;
 148   void *edit_baton;
 149   apr_hash_t *commit_revprops;
 150   svn_error_t *err;
 151
 152   if (prop_kind != svn_prop_regular_kind)
 153     return svn_error_createf
 154       (SVN_ERR_BAD_PROP_KIND, NULL,
 155        _("Property '%s' is not a regular property"), propname);
 156
 157   /* Open an RA session for the URL. Note that we don't have a local
 158      directory, nor a place to put temp files. */
 159   SVN_ERR(svn_client_open_ra_session2(&ra_session, target, NULL,
 160                                       ctx, pool, pool));
 161
 162   SVN_ERR(svn_ra_check_path(ra_session, "", base_revision_for_url,
 163                             &node_kind, pool));
 164   if (node_kind == svn_node_none)
 165     return svn_error_createf
 166       (SVN_ERR_FS_NOT_FOUND, NULL,
 167        _("Path '%s' does not exist in revision %ld"),
 168        target, base_revision_for_url);
 169
 170   if (node_kind == svn_node_file)
 171     {
 172       /* We need to reparent our session one directory up, since editor
 173          semantics require the root is a directory.
 174
 175          ### How does this interact with authz? */
 176       const char *parent_url;
 177       parent_url = svn_uri_dirname(target, pool);
 178
 179       SVN_ERR(svn_ra_reparent(ra_session, parent_url, pool));
 180     }
 181
 182   /* Setting an inappropriate property is not allowed (unless
 183      overridden by 'skip_checks', in some circumstances).  Deleting an
 184      inappropriate property is allowed, however, since older clients
 185      allowed (and other clients possibly still allow) setting it in
 186      the first place. */
 187   if (propval && svn_prop_is_svn_prop(propname))
 188     {
 189       const svn_string_t *new_value;
 190       struct getter_baton gb;
 191
 192       gb.ra_session = ra_session;
 193       gb.base_revision_for_url = base_revision_for_url;
 194       SVN_ERR(svn_wc_canonicalize_svn_prop(&new_value, propname, propval,
 195                                            target, node_kind, skip_checks,
 196                                            get_file_for_validation, &gb, pool));
 197       propval = new_value;
 198     }
 199
 200   /* Create a new commit item and add it to the array. */
 201   if (SVN_CLIENT__HAS_LOG_MSG_FUNC(ctx))
 202     {
 203       svn_client_commit_item3_t *item;
 204       const char *tmp_file;
 205       apr_array_header_t *commit_items = apr_array_make(pool, 1, sizeof(item));
 206
 207       item = svn_client_commit_item3_create(pool);
 208       item->url = target;
 209       item->state_flags = SVN_CLIENT_COMMIT_ITEM_PROP_MODS;
 210       APR_ARRAY_PUSH(commit_items, svn_client_commit_item3_t *) = item;
 211       SVN_ERR(svn_client__get_log_msg(&message, &tmp_file, commit_items,
 212                                       ctx, pool));
 213       if (! message)
 214         return SVN_NO_ERROR;
 215     }
 216   else
 217     message = "";
 218
 219   SVN_ERR(svn_client__ensure_revprop_table(&commit_revprops, revprop_table,
 220                                            message, ctx, pool));
 221
 222   /* Fetch RA commit editor. */
 223   SVN_ERR(svn_ra__register_editor_shim_callbacks(ra_session,
 224                         svn_client__get_shim_callbacks(ctx->wc_ctx,
 225                                                        NULL, pool)));
 226   SVN_ERR(svn_ra_get_commit_editor3(ra_session, &editor, &edit_baton,
 227                                     commit_revprops,
 228                                     commit_callback,
 229                                     commit_baton,
 230                                     NULL, TRUE, /* No lock tokens */
 231                                     pool));
 232
 233   err = do_url_propset(target, propname, propval, node_kind,
 234                        base_revision_for_url, editor, edit_baton, pool);
 235
 236   if (err)
 237     {
 238       /* At least try to abort the edit (and fs txn) before throwing err. */
 239       svn_error_clear(editor->abort_edit(edit_baton, pool));
 240       return svn_error_trace(err);
 241     }
 242
 243   /* Close the edit. */
 244   return editor->close_edit(edit_baton, pool);
 245 }
 246
 247 /* Check that PROPNAME is a valid name for a versioned property.  Return an
 248  * error if it is not valid, specifically if it is:
 249  *   - the name of a standard Subversion rev-prop; or
 250  *   - in the namespace of WC-props; or
 251  *   - not a well-formed property name (except if PROPVAL is NULL: in other
 252  *     words we do allow deleting a prop with an ill-formed name).
 253  *
 254  * Since Subversion controls the "svn:" property namespace, we don't honor
 255  * a 'skip_checks' flag here.  Checks for unusual property combinations such
 256  * as svn:eol-style with a non-text svn:mime-type might understandably be
 257  * skipped, but things such as using a property name reserved for revprops
 258  * on a local target are never allowed.
 259  */
 260 static svn_error_t *
 261 check_prop_name(const char *propname,
 262                 const svn_string_t *propval)
 263 {
 264   if (svn_prop_is_known_svn_rev_prop(propname))
 265     return svn_error_createf(SVN_ERR_CLIENT_PROPERTY_NAME, NULL,
 266                              _("Revision property '%s' not allowed "
 267                                "in this context"), propname);
 268
 269   SVN_ERR(error_if_wcprop_name(propname));
 270
 271   if (propval && ! svn_prop_name_is_valid(propname))
 272     return svn_error_createf(SVN_ERR_CLIENT_PROPERTY_NAME, NULL,
 273                              _("Bad property name: '%s'"), propname);
 274
 275   return SVN_NO_ERROR;
 276 }
 277
 278 svn_error_t *
 279 svn_client_propset_local(const char *propname,
 280                          const svn_string_t *propval,
 281                          const apr_array_header_t *targets,
 282                          svn_depth_t depth,
 283                          svn_boolean_t skip_checks,
 284                          const apr_array_header_t *changelists,
 285                          svn_client_ctx_t *ctx,
 286                          apr_pool_t *scratch_pool)
 287 {
 288   apr_pool_t *iterpool = svn_pool_create(scratch_pool);
 289   svn_boolean_t targets_are_urls;
 290   int i;
 291
 292   if (targets->nelts == 0)
 293     return SVN_NO_ERROR;
 294
 295   /* Check for homogeneity among our targets. */
 296   targets_are_urls = svn_path_is_url(APR_ARRAY_IDX(targets, 0, const char *));
 297   SVN_ERR(svn_client__assert_homogeneous_target_type(targets));
 298
 299   if (targets_are_urls)
 300     return svn_error_create(SVN_ERR_ILLEGAL_TARGET, NULL,
 301                             _("Targets must be working copy paths"));
 302
 303   SVN_ERR(check_prop_name(propname, propval));
 304
 305   for (i = 0; i < targets->nelts; i++)
 306     {
 307       svn_node_kind_t kind;
 308       const char *target_abspath;
 309       const char *target = APR_ARRAY_IDX(targets, i, const char *);
 310
 311       svn_pool_clear(iterpool);
 312
 313       /* Check for cancellation */
 314       if (ctx->cancel_func)
 315         SVN_ERR(ctx->cancel_func(ctx->cancel_baton));
 316
 317       SVN_ERR(svn_dirent_get_absolute(&target_abspath, target, iterpool));
 318
 319       /* Call prop_set for deleted nodes to have special errors */
 320       SVN_ERR(svn_wc_read_kind2(&kind, ctx->wc_ctx, target_abspath,
 321                                 FALSE, FALSE, iterpool));
 322
 323       if (kind == svn_node_unknown || kind == svn_node_none)
 324         {
 325           if (ctx->notify_func2)
 326             {
 327               svn_wc_notify_t *notify = svn_wc_create_notify(
 328                                           target_abspath,
 329                                           svn_wc_notify_path_nonexistent,
 330                                           iterpool);
 331
 332               ctx->notify_func2(ctx->notify_baton2, notify, iterpool);
 333             }
 334         }
 335
 336       SVN_WC__CALL_WITH_WRITE_LOCK(
 337         svn_wc_prop_set4(ctx->wc_ctx, target_abspath, propname,
 338                          propval, depth, skip_checks, changelists,
 339                          ctx->cancel_func, ctx->cancel_baton,
 340                          ctx->notify_func2, ctx->notify_baton2, iterpool),
 341         ctx->wc_ctx, target_abspath, FALSE /* lock_anchor */, iterpool);
 342     }
 343   svn_pool_destroy(iterpool);
 344
 345   return SVN_NO_ERROR;
 346 }
 347
 348 svn_error_t *
 349 svn_client_propset_remote(const char *propname,
 350                           const svn_string_t *propval,
 351                           const char *url,
 352                           svn_boolean_t skip_checks,
 353                           svn_revnum_t base_revision_for_url,
 354                           const apr_hash_t *revprop_table,
 355                           svn_commit_callback2_t commit_callback,
 356                           void *commit_baton,
 357                           svn_client_ctx_t *ctx,
 358                           apr_pool_t *scratch_pool)
 359 {
 360   if (!svn_path_is_url(url))
 361     return svn_error_create(SVN_ERR_ILLEGAL_TARGET, NULL,
 362                             _("Targets must be URLs"));
 363
 364   SVN_ERR(check_prop_name(propname, propval));
 365
 366   /* The rationale for requiring the base_revision_for_url
 367      argument is that without it, it's too easy to possibly
 368      overwrite someone else's change without noticing.  (See also
 369      tools/examples/svnput.c). */
 370   if (! SVN_IS_VALID_REVNUM(base_revision_for_url))
 371     return svn_error_create(SVN_ERR_CLIENT_BAD_REVISION, NULL,
 372                             _("Setting property on non-local targets "
 373                               "needs a base revision"));
 374
 375   /* ### When you set svn:eol-style or svn:keywords on a wc file,
 376      ### Subversion sends a textdelta at commit time to properly
 377      ### normalize the file in the repository.  If we want to
 378      ### support editing these properties on URLs, then we should
 379      ### generate the same textdelta; for now, we won't support
 380      ### editing these properties on URLs.  (Admittedly, this
 381      ### means that all the machinery with get_file_for_validation
 382      ### is unused.)
 383    */
 384   if ((strcmp(propname, SVN_PROP_EOL_STYLE) == 0) ||
 385       (strcmp(propname, SVN_PROP_KEYWORDS) == 0))
 386     return svn_error_createf(SVN_ERR_UNSUPPORTED_FEATURE, NULL,
 387                              _("Setting property '%s' on non-local "
 388                                "targets is not supported"), propname);
 389
 390   SVN_ERR(propset_on_url(propname, propval, url, skip_checks,
 391                          base_revision_for_url, revprop_table,
 392                          commit_callback, commit_baton, ctx, scratch_pool));
 393
 394   return SVN_NO_ERROR;
 395 }
 396
 397 static svn_error_t *
 398 check_and_set_revprop(svn_revnum_t *set_rev,
 399                       svn_ra_session_t *ra_session,
 400                       const char *propname,
 401                       const svn_string_t *original_propval,
 402                       const svn_string_t *propval,
 403                       apr_pool_t *pool)
 404 {
 405   if (original_propval)
 406     {
 407       /* Ensure old value hasn't changed behind our back. */
 408       svn_string_t *current;
 409       SVN_ERR(svn_ra_rev_prop(ra_session, *set_rev, propname, &current, pool));
 410
 411       if (original_propval->data && (! current))
 412         {
 413           return svn_error_createf(
 414                   SVN_ERR_RA_OUT_OF_DATE, NULL,
 415                   _("revprop '%s' in r%ld is unexpectedly absent "
 416                     "in repository (maybe someone else deleted it?)"),
 417                   propname, *set_rev);
 418         }
 419       else if (original_propval->data
 420                && (! svn_string_compare(original_propval, current)))
 421         {
 422           return svn_error_createf(
 423                   SVN_ERR_RA_OUT_OF_DATE, NULL,
 424                   _("revprop '%s' in r%ld has unexpected value "
 425                     "in repository (maybe someone else changed it?)"),
 426                   propname, *set_rev);
 427         }
 428       else if ((! original_propval->data) && current)
 429         {
 430           return svn_error_createf(
 431                   SVN_ERR_RA_OUT_OF_DATE, NULL,
 432                   _("revprop '%s' in r%ld is unexpectedly present "
 433                     "in repository (maybe someone else set it?)"),
 434                   propname, *set_rev);
 435         }
 436     }
 437
 438   SVN_ERR(svn_ra_change_rev_prop2(ra_session, *set_rev, propname,
 439                                   NULL, propval, pool));
 440
 441   return SVN_NO_ERROR;
 442 }
 443
 444 svn_error_t *
 445 svn_client_revprop_set2(const char *propname,
 446                         const svn_string_t *propval,
 447                         const svn_string_t *original_propval,
 448                         const char *URL,
 449                         const svn_opt_revision_t *revision,
 450                         svn_revnum_t *set_rev,
 451                         svn_boolean_t force,
 452                         svn_client_ctx_t *ctx,
 453                         apr_pool_t *pool)
 454 {
 455   svn_ra_session_t *ra_session;
 456   svn_boolean_t be_atomic;
 457
 458   if ((strcmp(propname, SVN_PROP_REVISION_AUTHOR) == 0)
 459       && propval
 460       && strchr(propval->data, '\n') != NULL
 461       && (! force))
 462     return svn_error_create(SVN_ERR_CLIENT_REVISION_AUTHOR_CONTAINS_NEWLINE,
 463                             NULL, _("Author name should not contain a newline;"
 464                                     " value will not be set unless forced"));
 465
 466   if (propval && ! svn_prop_name_is_valid(propname))
 467     return svn_error_createf(SVN_ERR_CLIENT_PROPERTY_NAME, NULL,
 468                              _("Bad property name: '%s'"), propname);
 469
 470   /* Open an RA session for the URL. */
 471   SVN_ERR(svn_client_open_ra_session2(&ra_session, URL, NULL,
 472                                       ctx, pool, pool));
 473
 474   /* Resolve the revision into something real, and return that to the
 475      caller as well. */
 476   SVN_ERR(svn_client__get_revision_number(set_rev, NULL, ctx->wc_ctx, NULL,
 477                                           ra_session, revision, pool));
 478
 479   SVN_ERR(svn_ra_has_capability(ra_session, &be_atomic,
 480                                 SVN_RA_CAPABILITY_ATOMIC_REVPROPS, pool));
 481   if (be_atomic)
 482     {
 483       /* Convert ORIGINAL_PROPVAL to an OLD_VALUE_P. */
 484       const svn_string_t *const *old_value_p;
 485       const svn_string_t *unset = NULL;
 486
 487       if (original_propval == NULL)
 488         old_value_p = NULL;
 489       else if (original_propval->data == NULL)
 490         old_value_p = &unset;
 491       else
 492         old_value_p = &original_propval;
 493
 494       /* The actual RA call. */
 495       SVN_ERR(svn_ra_change_rev_prop2(ra_session, *set_rev, propname,
 496                                       old_value_p, propval, pool));
 497     }
 498   else
 499     {
 500       /* The actual RA call. */
 501       SVN_ERR(check_and_set_revprop(set_rev, ra_session, propname,
 502                                     original_propval, propval, pool));
 503     }
 504
 505   if (ctx->notify_func2)
 506     {
 507       svn_wc_notify_t *notify = svn_wc_create_notify_url(URL,
 508                                              propval == NULL
 509                                                ? svn_wc_notify_revprop_deleted
 510                                                : svn_wc_notify_revprop_set,
 511                                              pool);
 512       notify->prop_name = propname;
 513       notify->revision = *set_rev;
 514
 515       (*ctx->notify_func2)(ctx->notify_baton2, notify, pool);
 516     }
 517
 518   return SVN_NO_ERROR;
 519 }
 520
 521 /* Helper for the remote case of svn_client_propget.
 522  *
 523  * If PROPS is not null, then get the value of property PROPNAME in REVNUM,
 524    using RA_LIB and SESSION.  Store the value ('svn_string_t *') in PROPS,
 525    under the path key "TARGET_PREFIX/TARGET_RELATIVE" ('const char *').
 526  *
 527  * If INHERITED_PROPS is not null, then set *INHERITED_PROPS to a
 528  * depth-first ordered array of svn_prop_inherited_item_t * structures
 529  * representing the PROPNAME properties inherited by the target.  If
 530  * INHERITABLE_PROPS in not null and no inheritable properties are found,
 531  * then set *INHERITED_PROPS to an empty array.
 532  *
 533  * Recurse according to DEPTH, similarly to svn_client_propget3().
 534  *
 535  * KIND is the kind of the node at "TARGET_PREFIX/TARGET_RELATIVE".
 536  * Yes, caller passes this; it makes the recursion more efficient :-).
 537  *
 538  * Allocate PROPS and *INHERITED_PROPS in RESULT_POOL, but do all temporary
 539  * work in SCRATCH_POOL.  The two pools can be the same; recursive
 540  * calls may use a different SCRATCH_POOL, however.
 541  */
 542 static svn_error_t *
 543 remote_propget(apr_hash_t *props,
 544                apr_array_header_t **inherited_props,
 545                const char *propname,
 546                const char *target_prefix,
 547                const char *target_relative,
 548                svn_node_kind_t kind,
 549                svn_revnum_t revnum,
 550                svn_ra_session_t *ra_session,
 551                svn_depth_t depth,
 552                apr_pool_t *result_pool,
 553                apr_pool_t *scratch_pool)
 554 {
 555   apr_hash_t *dirents;
 556   apr_hash_t *prop_hash = NULL;
 557   const svn_string_t *val;
 558   const char *target_full_url =
 559     svn_path_url_add_component2(target_prefix, target_relative,
 560                                 scratch_pool);
 561
 562   if (kind == svn_node_dir)
 563     {
 564       SVN_ERR(svn_ra_get_dir2(ra_session,
 565                               (depth >= svn_depth_files ? &dirents : NULL),
 566                               NULL, &prop_hash, target_relative, revnum,
 567                               SVN_DIRENT_KIND, scratch_pool));
 568     }
 569   else if (kind == svn_node_file)
 570     {
 571       SVN_ERR(svn_ra_get_file(ra_session, target_relative, revnum,
 572                               NULL, NULL, &prop_hash, scratch_pool));
 573     }
 574   else if (kind == svn_node_none)
 575     {
 576       return svn_error_createf(SVN_ERR_ENTRY_NOT_FOUND, NULL,
 577                                _("'%s' does not exist in revision %ld"),
 578                                target_full_url, revnum);
 579     }
 580   else
 581     {
 582       return svn_error_createf(SVN_ERR_NODE_UNKNOWN_KIND, NULL,
 583                                _("Unknown node kind for '%s'"),
 584                                target_full_url);
 585     }
 586
 587   if (inherited_props)
 588     {
 589       const char *repos_root_url;
 590
 591       /* We will filter out all but PROPNAME later, making a final copy
 592          in RESULT_POOL, so pass SCRATCH_POOL for all pools. */
 593       SVN_ERR(svn_ra_get_inherited_props(ra_session, inherited_props,
 594                                          target_relative, revnum,
 595                                          scratch_pool, scratch_pool));
 596       SVN_ERR(svn_ra_get_repos_root2(ra_session, &repos_root_url,
 597                                      scratch_pool));
 598       SVN_ERR(svn_client__iprop_relpaths_to_urls(*inherited_props,
 599                                                  repos_root_url,
 600                                                  scratch_pool,
 601                                                  scratch_pool));
 602     }
 603
 604   /* Make a copy of any inherited PROPNAME properties in RESULT_POOL. */
 605   if (inherited_props)
 606     {
 607       int i;
 608       apr_array_header_t *final_iprops =
 609         apr_array_make(result_pool, 1, sizeof(svn_prop_inherited_item_t *));
 610
 611       for (i = 0; i < (*inherited_props)->nelts; i++)
 612         {
 613           svn_prop_inherited_item_t *iprop =
 614             APR_ARRAY_IDX((*inherited_props), i, svn_prop_inherited_item_t *);
 615           svn_string_t *iprop_val = svn_hash_gets(iprop->prop_hash, propname);
 616
 617           if (iprop_val)
 618             {
 619               svn_prop_inherited_item_t *new_iprop =
 620                 apr_palloc(result_pool, sizeof(*new_iprop));
 621               new_iprop->path_or_url =
 622                 apr_pstrdup(result_pool, iprop->path_or_url);
 623               new_iprop->prop_hash = apr_hash_make(result_pool);
 624               svn_hash_sets(new_iprop->prop_hash,
 625                             apr_pstrdup(result_pool, propname),
 626                             svn_string_dup(iprop_val, result_pool));
 627               APR_ARRAY_PUSH(final_iprops, svn_prop_inherited_item_t *) =
 628                 new_iprop;
 629             }
 630         }
 631       *inherited_props = final_iprops;
 632     }
 633
 634   if (prop_hash
 635       && (val = svn_hash_gets(prop_hash, propname)))
 636     {
 637       svn_hash_sets(props,
 638                     apr_pstrdup(result_pool, target_full_url),
 639                     svn_string_dup(val, result_pool));
 640     }
 641
 642   if (depth >= svn_depth_files
 643       && kind == svn_node_dir
 644       && apr_hash_count(dirents) > 0)
 645     {
 646       apr_hash_index_t *hi;
 647       apr_pool_t *iterpool = svn_pool_create(scratch_pool);
 648
 649       for (hi = apr_hash_first(scratch_pool, dirents);
 650            hi;
 651            hi = apr_hash_next(hi))
 652         {
 653           const char *this_name = svn__apr_hash_index_key(hi);
 654           svn_dirent_t *this_ent = svn__apr_hash_index_val(hi);
 655           const char *new_target_relative;
 656           svn_depth_t depth_below_here = depth;
 657
 658           svn_pool_clear(iterpool);
 659
 660           if (depth == svn_depth_files && this_ent->kind == svn_node_dir)
 661             continue;
 662
 663           if (depth == svn_depth_files || depth == svn_depth_immediates)
 664             depth_below_here = svn_depth_empty;
 665
 666           new_target_relative = svn_relpath_join(target_relative, this_name,
 667                                                  iterpool);
 668
 669           SVN_ERR(remote_propget(props, NULL,
 670                                  propname,
 671                                  target_prefix,
 672                                  new_target_relative,
 673                                  this_ent->kind,
 674                                  revnum,
 675                                  ra_session,
 676                                  depth_below_here,
 677                                  result_pool, iterpool));
 678         }
 679
 680       svn_pool_destroy(iterpool);
 681     }
 682
 683   return SVN_NO_ERROR;
 684 }
 685
 686 /* Baton for recursive_propget_receiver(). */
 687 struct recursive_propget_receiver_baton
 688 {
 689   apr_hash_t *props; /* Hash to collect props. */
 690   apr_pool_t *pool; /* Pool to allocate additions to PROPS. */
 691   svn_wc_context_t *wc_ctx;  /* Working copy context. */
 692 };
 693
 694 /* An implementation of svn_wc__proplist_receiver_t. */
 695 static svn_error_t *
 696 recursive_propget_receiver(void *baton,
 697                            const char *local_abspath,
 698                            apr_hash_t *props,
 699                            apr_pool_t *scratch_pool)
 700 {
 701   struct recursive_propget_receiver_baton *b = baton;
 702
 703   if (apr_hash_count(props))
 704     {
 705       apr_hash_index_t *hi = apr_hash_first(scratch_pool, props);
 706       svn_hash_sets(b->props, apr_pstrdup(b->pool, local_abspath),
 707                     svn_string_dup(svn__apr_hash_index_val(hi), b->pool));
 708     }
 709
 710   return SVN_NO_ERROR;
 711 }
 712
 713 /* Return the property value for any PROPNAME set on TARGET in *PROPS,
 714    with WC paths of char * for keys and property values of
 715    svn_string_t * for values.  Assumes that PROPS is non-NULL.  Additions
 716    to *PROPS are allocated in RESULT_POOL, temporary allocations happen in
 717    SCRATCH_POOL.
 718
 719    CHANGELISTS is an array of const char * changelist names, used as a
 720    restrictive filter on items whose properties are set; that is,
 721    don't set properties on any item unless it's a member of one of
 722    those changelists.  If CHANGELISTS is empty (or altogether NULL),
 723    no changelist filtering occurs.
 724
 725    Treat DEPTH as in svn_client_propget3().
 726 */
 727 static svn_error_t *
 728 get_prop_from_wc(apr_hash_t **props,
 729                  const char *propname,
 730                  const char *target_abspath,
 731                  svn_boolean_t pristine,
 732                  svn_node_kind_t kind,
 733                  svn_depth_t depth,
 734                  const apr_array_header_t *changelists,
 735                  svn_client_ctx_t *ctx,
 736                  apr_pool_t *result_pool,
 737                  apr_pool_t *scratch_pool)
 738 {
 739   struct recursive_propget_receiver_baton rb;
 740
 741   /* Technically, svn_depth_unknown just means use whatever depth(s)
 742      we find in the working copy.  But this is a walk over extant
 743      working copy paths: if they're there at all, then by definition
 744      the local depth reaches them, so let's just use svn_depth_infinity
 745      to get there. */
 746   if (depth == svn_depth_unknown)
 747     depth = svn_depth_infinity;
 748
 749   if (!pristine && depth == svn_depth_infinity
 750       && (!changelists || changelists->nelts == 0))
 751     {
 752       /* Handle this common svn:mergeinfo case more efficient than the target
 753          list handling in the recursive retrieval. */
 754       SVN_ERR(svn_wc__prop_retrieve_recursive(
 755                             props, ctx->wc_ctx, target_abspath, propname,
 756                             result_pool, scratch_pool));
 757       return SVN_NO_ERROR;
 758     }
 759
 760   *props = apr_hash_make(result_pool);
 761   rb.props = *props;
 762   rb.pool = result_pool;
 763   rb.wc_ctx = ctx->wc_ctx;
 764
 765   SVN_ERR(svn_wc__prop_list_recursive(ctx->wc_ctx, target_abspath,
 766                                       propname, depth, pristine,
 767                                       changelists,
 768                                       recursive_propget_receiver, &rb,
 769                                       ctx->cancel_func, ctx->cancel_baton,
 770                                       scratch_pool));
 771
 772   return SVN_NO_ERROR;
 773 }
 774
 775 /* Note: this implementation is very similar to svn_client_proplist. */
 776 svn_error_t *
 777 svn_client_propget5(apr_hash_t **props,
 778                     apr_array_header_t **inherited_props,
 779                     const char *propname,
 780                     const char *target,
 781                     const svn_opt_revision_t *peg_revision,
 782                     const svn_opt_revision_t *revision,
 783                     svn_revnum_t *actual_revnum,
 784                     svn_depth_t depth,
 785                     const apr_array_header_t *changelists,
 786                     svn_client_ctx_t *ctx,
 787                     apr_pool_t *result_pool,
 788                     apr_pool_t *scratch_pool)
 789 {
 790   svn_revnum_t revnum;
 791   svn_boolean_t local_explicit_props;
 792   svn_boolean_t local_iprops;
 793
 794   SVN_ERR(error_if_wcprop_name(propname));
 795   if (!svn_path_is_url(target))
 796     SVN_ERR_ASSERT(svn_dirent_is_absolute(target));
 797
 798   peg_revision = svn_cl__rev_default_to_head_or_working(peg_revision,
 799                                                         target);
 800   revision = svn_cl__rev_default_to_peg(revision, peg_revision);
 801
 802   local_explicit_props =
 803     (! svn_path_is_url(target)
 804      && SVN_CLIENT__REVKIND_IS_LOCAL_TO_WC(peg_revision->kind)
 805      && SVN_CLIENT__REVKIND_IS_LOCAL_TO_WC(revision->kind));
 806
 807   local_iprops =
 808     (local_explicit_props
 809      && (peg_revision->kind == svn_opt_revision_working
 810          || peg_revision->kind == svn_opt_revision_unspecified )
 811      && (revision->kind == svn_opt_revision_working
 812          || revision->kind == svn_opt_revision_unspecified ));
 813
 814   if (local_explicit_props)
 815     {
 816       svn_node_kind_t kind;
 817       svn_boolean_t pristine;
 818       svn_error_t *err;
 819
 820       /* If FALSE, we want the working revision. */
 821       pristine = (revision->kind == svn_opt_revision_committed
 822                   || revision->kind == svn_opt_revision_base);
 823
 824       SVN_ERR(svn_wc_read_kind2(&kind, ctx->wc_ctx, target,
 825                                 pristine, FALSE,
 826                                 scratch_pool));
 827
 828       if (kind == svn_node_unknown || kind == svn_node_none)
 829         {
 830           /* svn uses SVN_ERR_UNVERSIONED_RESOURCE as warning only
 831              for this function. */
 832           return svn_error_createf(SVN_ERR_UNVERSIONED_RESOURCE, NULL,
 833                                    _("'%s' is not under version control"),
 834                                    svn_dirent_local_style(target,
 835                                                           scratch_pool));
 836         }
 837
 838       err = svn_client__get_revision_number(&revnum, NULL, ctx->wc_ctx,
 839                                             target, NULL, revision,
 840                                             scratch_pool);
 841       if (err && err->apr_err == SVN_ERR_CLIENT_BAD_REVISION)
 842         {
 843           svn_error_clear(err);
 844           revnum = SVN_INVALID_REVNUM;
 845         }
 846       else if (err)
 847         return svn_error_trace(err);
 848
 849       if (inherited_props && local_iprops)
 850         {
 851           const char *repos_root_url;
 852
 853           SVN_ERR(svn_wc__get_iprops(inherited_props, ctx->wc_ctx,
 854                                      target, propname,
 855                                      result_pool, scratch_pool));
 856           SVN_ERR(svn_client_get_repos_root(&repos_root_url, NULL,
 857                                             target, ctx, scratch_pool,
 858                                             scratch_pool));
 859           SVN_ERR(svn_client__iprop_relpaths_to_urls(*inherited_props,
 860                                                      repos_root_url,
 861                                                      result_pool,
 862                                                      scratch_pool));
 863         }
 864
 865       SVN_ERR(get_prop_from_wc(props, propname, target,
 866                                pristine, kind,
 867                                depth, changelists, ctx, result_pool,
 868                                scratch_pool));
 869     }
 870
 871   if ((inherited_props && !local_iprops)
 872       || !local_explicit_props)
 873     {
 874       svn_ra_session_t *ra_session;
 875       svn_node_kind_t kind;
 876       svn_opt_revision_t new_operative_rev;
 877       svn_opt_revision_t new_peg_rev;
 878
 879       /* Peg or operative revisions may be WC specific for
 880          TARGET's explicit props, but still require us to
 881          contact the repository for the inherited properties. */
 882       if (SVN_CLIENT__REVKIND_NEEDS_WC(peg_revision->kind)
 883           || SVN_CLIENT__REVKIND_NEEDS_WC(revision->kind))
 884         {
 885           svn_revnum_t origin_rev;
 886           const char *repos_relpath;
 887           const char *repos_root_url;
 888           const char *repos_uuid;
 889           const char *local_abspath;
 890           const char *copy_root_abspath;
 891           svn_boolean_t is_copy;
 892
 893           SVN_ERR(svn_dirent_get_absolute(&local_abspath, target,
 894                                           scratch_pool));
 895
 896           if (SVN_CLIENT__REVKIND_NEEDS_WC(peg_revision->kind))
 897             {
 898               SVN_ERR(svn_wc__node_get_origin(&is_copy,
 899                                               &origin_rev,
 900                                               &repos_relpath,
 901                                               &repos_root_url,
 902                                               &repos_uuid,
 903                                               &copy_root_abspath,
 904                                               ctx->wc_ctx,
 905                                               local_abspath,
 906                                               FALSE, /* scan_deleted */
 907                                               result_pool,
 908                                               scratch_pool));
 909               if (repos_relpath)
 910                 {
 911                   target = svn_path_url_add_component2(repos_root_url,
 912                                                        repos_relpath,
 913                                                        scratch_pool);
 914                   if (SVN_CLIENT__REVKIND_NEEDS_WC(peg_revision->kind))
 915                     {
 916                       svn_revnum_t resolved_peg_rev;
 917
 918                       SVN_ERR(svn_client__get_revision_number(
 919                         &resolved_peg_rev, NULL, ctx->wc_ctx,
 920                         local_abspath, NULL, peg_revision, scratch_pool));
 921                       new_peg_rev.kind = svn_opt_revision_number;
 922                       new_peg_rev.value.number = resolved_peg_rev;
 923                       peg_revision = &new_peg_rev;
 924                     }
 925
 926                   if (SVN_CLIENT__REVKIND_NEEDS_WC(revision->kind))
 927                     {
 928                       svn_revnum_t resolved_operative_rev;
 929
 930                       SVN_ERR(svn_client__get_revision_number(
 931                         &resolved_operative_rev, NULL, ctx->wc_ctx,
 932                         local_abspath, NULL, revision, scratch_pool));
 933                       new_operative_rev.kind = svn_opt_revision_number;
 934                       new_operative_rev.value.number = resolved_operative_rev;
 935                       revision = &new_operative_rev;
 936                     }
 937                 }
 938               else
 939                 {
 940                   /* TARGET doesn't exist in the repository, so there are
 941                      obviously not inherited props to be found there. */
 942                   local_iprops = TRUE;
 943                   *inherited_props = apr_array_make(
 944                     result_pool, 0, sizeof(svn_prop_inherited_item_t *));
 945                 }
 946             }
 947         }
 948
 949       /* Do we still have anything to ask the repository about? */
 950       if (!local_explicit_props || !local_iprops)
 951         {
 952           svn_client__pathrev_t *loc;
 953
 954           /* Get an RA plugin for this filesystem object. */
 955           SVN_ERR(svn_client__ra_session_from_path2(&ra_session, &loc,
 956                                                     target, NULL,
 957                                                     peg_revision,
 958                                                     revision, ctx,
 959                                                     scratch_pool));
 960
 961           SVN_ERR(svn_ra_check_path(ra_session, "", loc->rev, &kind,
 962                                     scratch_pool));
 963
 964           if (!local_explicit_props)
 965             *props = apr_hash_make(result_pool);
 966
 967           SVN_ERR(remote_propget(!local_explicit_props ? *props : NULL,
 968                                  !local_iprops ? inherited_props : NULL,
 969                                  propname, loc->url, "",
 970                                  kind, loc->rev, ra_session,
 971                                  depth, result_pool, scratch_pool));
 972           revnum = loc->rev;
 973         }
 974     }
 975
 976   if (actual_revnum)
 977     *actual_revnum = revnum;
 978   return SVN_NO_ERROR;
 979 }
 980
 981 svn_error_t *
 982 svn_client_revprop_get(const char *propname,
 983                        svn_string_t **propval,
 984                        const char *URL,
 985                        const svn_opt_revision_t *revision,
 986                        svn_revnum_t *set_rev,
 987                        svn_client_ctx_t *ctx,
 988                        apr_pool_t *pool)
 989 {
 990   svn_ra_session_t *ra_session;
 991   apr_pool_t *subpool = svn_pool_create(pool);
 992   svn_error_t *err;
 993
 994   /* Open an RA session for the URL. Note that we don't have a local
 995      directory, nor a place to put temp files. */
 996   SVN_ERR(svn_client_open_ra_session2(&ra_session, URL, NULL,
 997                                       ctx, subpool, subpool));
 998
 999   /* Resolve the revision into something real, and return that to the
1000      caller as well. */
1001   SVN_ERR(svn_client__get_revision_number(set_rev, NULL, ctx->wc_ctx, NULL,
1002                                           ra_session, revision, subpool));
1003
1004   /* The actual RA call. */
1005   err = svn_ra_rev_prop(ra_session, *set_rev, propname, propval, pool);
1006
1007   /* Close RA session */
1008   svn_pool_destroy(subpool);
1009   return svn_error_trace(err);
1010 }
1011
1012
1013 /* Call RECEIVER for the given PATH and its PROP_HASH and/or
1014  * INHERITED_PROPERTIES.
1015  *
1016  * If PROP_HASH is null or has zero count or INHERITED_PROPERTIES is null,
1017  * then do nothing.
1018  */
1019 static svn_error_t*
1020 call_receiver(const char *path,
1021               apr_hash_t *prop_hash,
1022               apr_array_header_t *inherited_properties,
1023               svn_proplist_receiver2_t receiver,
1024               void *receiver_baton,
1025               apr_pool_t *scratch_pool)
1026 {
1027   if ((prop_hash && apr_hash_count(prop_hash))
1028       || inherited_properties)
1029     SVN_ERR(receiver(receiver_baton, path, prop_hash, inherited_properties,
1030                      scratch_pool));
1031
1032   return SVN_NO_ERROR;
1033 }
1034
1035
1036 /* Helper for the remote case of svn_client_proplist.
1037  *
1038  * If GET_EXPLICIT_PROPS is true, then call RECEIVER for paths at or under
1039  * "TARGET_PREFIX/TARGET_RELATIVE@REVNUM" (obtained using RA_SESSION) which
1040  * have regular properties.  If GET_TARGET_INHERITED_PROPS is true, then send
1041  * the target's inherited properties to the callback.
1042  *
1043  * The 'path' and keys for 'prop_hash' and 'inherited_prop' arguments to
1044  * RECEIVER are all URLs.
1045  *
1046  * RESULT_POOL is used to allocated the 'path', 'prop_hash', and
1047  * 'inherited_prop' arguments to RECEIVER.  SCRATCH_POOL is used for all
1048  * other (temporary) allocations.
1049  *
1050  * KIND is the kind of the node at "TARGET_PREFIX/TARGET_RELATIVE".
1051  *
1052  * If the target is a directory, only fetch properties for the files
1053  * and directories at depth DEPTH.  DEPTH has not effect on inherited
1054  * properties.
1055  */
1056 static svn_error_t *
1057 remote_proplist(const char *target_prefix,
1058                 const char *target_relative,
1059                 svn_node_kind_t kind,
1060                 svn_revnum_t revnum,
1061                 svn_ra_session_t *ra_session,
1062                 svn_boolean_t get_explicit_props,
1063                 svn_boolean_t get_target_inherited_props,
1064                 svn_depth_t depth,
1065                 svn_proplist_receiver2_t receiver,
1066                 void *receiver_baton,
1067                 svn_cancel_func_t cancel_func,
1068                 void *cancel_baton,
1069                 apr_pool_t *scratch_pool)
1070 {
1071   apr_hash_t *dirents;
1072   apr_hash_t *prop_hash = NULL;
1073   apr_hash_index_t *hi;
1074   const char *target_full_url =
1075     svn_path_url_add_component2(target_prefix, target_relative, scratch_pool);
1076   apr_array_header_t *inherited_props;
1077
1078   /* Note that we pass only the SCRATCH_POOL to svn_ra_get[dir*|file*] because
1079      we'll be filtering out non-regular properties from PROP_HASH before we
1080      return. */
1081   if (kind == svn_node_dir)
1082     {
1083       SVN_ERR(svn_ra_get_dir2(ra_session,
1084                               (depth > svn_depth_empty) ? &dirents : NULL,
1085                               NULL, &prop_hash, target_relative, revnum,
1086                               SVN_DIRENT_KIND, scratch_pool));
1087     }
1088   else if (kind == svn_node_file)
1089     {
1090       SVN_ERR(svn_ra_get_file(ra_session, target_relative, revnum,
1091                               NULL, NULL, &prop_hash, scratch_pool));
1092     }
1093   else
1094     {
1095       return svn_error_createf(SVN_ERR_NODE_UNKNOWN_KIND, NULL,
1096                                _("Unknown node kind for '%s'"),
1097                                target_full_url);
1098     }
1099
1100   if (get_target_inherited_props)
1101     {
1102       const char *repos_root_url;
1103
1104       SVN_ERR(svn_ra_get_inherited_props(ra_session, &inherited_props,
1105                                          target_relative, revnum,
1106                                          scratch_pool, scratch_pool));
1107       SVN_ERR(svn_ra_get_repos_root2(ra_session, &repos_root_url,
1108                                      scratch_pool));
1109       SVN_ERR(svn_client__iprop_relpaths_to_urls(inherited_props,
1110                                                  repos_root_url,
1111                                                  scratch_pool,
1112                                                  scratch_pool));
1113     }
1114   else
1115     {
1116       inherited_props = NULL;
1117     }
1118
1119   if (!get_explicit_props)
1120     prop_hash = NULL;
1121   else
1122     {
1123       /* Filter out non-regular properties, since the RA layer returns all
1124          kinds.  Copy regular properties keys/vals from the prop_hash
1125          allocated in SCRATCH_POOL to the "final" hash allocated in
1126          RESULT_POOL. */
1127       for (hi = apr_hash_first(scratch_pool, prop_hash);
1128            hi;
1129            hi = apr_hash_next(hi))
1130         {
1131           const char *name = svn__apr_hash_index_key(hi);
1132           apr_ssize_t klen = svn__apr_hash_index_klen(hi);
1133           svn_prop_kind_t prop_kind;
1134
1135           prop_kind = svn_property_kind2(name);
1136
1137           if (prop_kind != svn_prop_regular_kind)
1138             {
1139               apr_hash_set(prop_hash, name, klen, NULL);
1140             }
1141         }
1142     }
1143
1144   SVN_ERR(call_receiver(target_full_url, prop_hash, inherited_props,
1145                         receiver, receiver_baton, scratch_pool));
1146
1147   if (depth > svn_depth_empty
1148       && get_explicit_props
1149       && (kind == svn_node_dir) && (apr_hash_count(dirents) > 0))
1150     {
1151       apr_pool_t *iterpool = svn_pool_create(scratch_pool);
1152
1153       for (hi = apr_hash_first(scratch_pool, dirents);
1154            hi;
1155            hi = apr_hash_next(hi))
1156         {
1157           const char *this_name = svn__apr_hash_index_key(hi);
1158           svn_dirent_t *this_ent = svn__apr_hash_index_val(hi);
1159           const char *new_target_relative;
1160
1161           if (cancel_func)
1162             SVN_ERR(cancel_func(cancel_baton));
1163
1164           svn_pool_clear(iterpool);
1165
1166           new_target_relative = svn_relpath_join(target_relative,
1167                                                  this_name, iterpool);
1168
1169           if (this_ent->kind == svn_node_file
1170               || depth > svn_depth_files)
1171             {
1172               svn_depth_t depth_below_here = depth;
1173
1174               if (depth == svn_depth_immediates)
1175                 depth_below_here = svn_depth_empty;
1176
1177               SVN_ERR(remote_proplist(target_prefix,
1178                                       new_target_relative,
1179                                       this_ent->kind,
1180                                       revnum,
1181                                       ra_session,
1182                                       TRUE /* get_explicit_props */,
1183                                       FALSE /* get_target_inherited_props */,
1184                                       depth_below_here,
1185                                       receiver, receiver_baton,
1186                                       cancel_func, cancel_baton,
1187                                       iterpool));
1188             }
1189         }
1190
1191       svn_pool_destroy(iterpool);
1192     }
1193
1194   return SVN_NO_ERROR;
1195 }
1196
1197
1198 /* Baton for recursive_proplist_receiver(). */
1199 struct recursive_proplist_receiver_baton
1200 {
1201   svn_wc_context_t *wc_ctx;  /* Working copy context. */
1202   svn_proplist_receiver2_t wrapped_receiver;  /* Proplist receiver to call. */
1203   void *wrapped_receiver_baton;    /* Baton for the proplist receiver. */
1204
1205   /* Anchor, anchor_abspath pair for converting to relative paths */
1206   const char *anchor;
1207   const char *anchor_abspath;
1208 };
1209
1210 /* An implementation of svn_wc__proplist_receiver_t. */
1211 static svn_error_t *
1212 recursive_proplist_receiver(void *baton,
1213                             const char *local_abspath,
1214                             apr_hash_t *props,
1215                             apr_pool_t *scratch_pool)
1216 {
1217   struct recursive_proplist_receiver_baton *b = baton;
1218   const char *path;
1219
1220   /* Attempt to convert absolute paths to relative paths for
1221    * presentation purposes, if needed. */
1222   if (b->anchor && b->anchor_abspath)
1223     {
1224       path = svn_dirent_join(b->anchor,
1225                              svn_dirent_skip_ancestor(b->anchor_abspath,
1226                                                       local_abspath),
1227                              scratch_pool);
1228     }
1229   else
1230     path = local_abspath;
1231
1232   return svn_error_trace(b->wrapped_receiver(b->wrapped_receiver_baton,
1233                                              path, props, NULL,
1234                                              scratch_pool));
1235 }
1236
1237 /* Helper for svn_client_proplist4 when retrieving properties and/or
1238    inherited properties from the repository.  Except as noted below,
1239    all arguments are as per svn_client_proplist4.
1240
1241    GET_EXPLICIT_PROPS controls if explicit props are retrieved. */
1242 static svn_error_t *
1243 get_remote_props(const char *path_or_url,
1244                  const svn_opt_revision_t *peg_revision,
1245                  const svn_opt_revision_t *revision,
1246                  svn_depth_t depth,
1247                  svn_boolean_t get_explicit_props,
1248                  svn_boolean_t get_target_inherited_props,
1249                  svn_proplist_receiver2_t receiver,
1250                  void *receiver_baton,
1251                  svn_client_ctx_t *ctx,
1252                  apr_pool_t *scratch_pool)
1253 {
1254   svn_ra_session_t *ra_session;
1255   svn_node_kind_t kind;
1256   svn_opt_revision_t new_operative_rev;
1257   svn_opt_revision_t new_peg_rev;
1258   svn_client__pathrev_t *loc;
1259
1260   /* Peg or operative revisions may be WC specific for
1261      PATH_OR_URL's explicit props, but still require us to
1262      contact the repository for the inherited properties. */
1263   if (SVN_CLIENT__REVKIND_NEEDS_WC(peg_revision->kind)
1264       || SVN_CLIENT__REVKIND_NEEDS_WC(revision->kind))
1265     {
1266       svn_revnum_t origin_rev;
1267       const char *repos_relpath;
1268       const char *repos_root_url;
1269       const char *repos_uuid;
1270       const char *local_abspath;
1271       const char *copy_root_abspath;
1272       svn_boolean_t is_copy;
1273
1274       SVN_ERR(svn_dirent_get_absolute(&local_abspath, path_or_url,
1275                                       scratch_pool));
1276
1277       if (SVN_CLIENT__REVKIND_NEEDS_WC(peg_revision->kind))
1278         {
1279           SVN_ERR(svn_wc__node_get_origin(&is_copy,
1280                                           &origin_rev,
1281                                           &repos_relpath,
1282                                           &repos_root_url,
1283                                           &repos_uuid,
1284                                           &copy_root_abspath,
1285                                           ctx->wc_ctx,
1286                                           local_abspath,
1287                                           FALSE, /* scan_deleted */
1288                                           scratch_pool,
1289                                           scratch_pool));
1290           if (repos_relpath)
1291             {
1292               path_or_url =
1293                 svn_path_url_add_component2(repos_root_url,
1294                                             repos_relpath,
1295                                             scratch_pool);
1296               if (SVN_CLIENT__REVKIND_NEEDS_WC(peg_revision->kind))
1297                 {
1298                   svn_revnum_t resolved_peg_rev;
1299
1300                   SVN_ERR(svn_client__get_revision_number(&resolved_peg_rev,
1301                                                           NULL, ctx->wc_ctx,
1302                                                           local_abspath, NULL,
1303                                                           peg_revision,
1304                                                           scratch_pool));
1305                   new_peg_rev.kind = svn_opt_revision_number;
1306                   new_peg_rev.value.number = resolved_peg_rev;
1307                   peg_revision = &new_peg_rev;
1308                 }
1309
1310               if (SVN_CLIENT__REVKIND_NEEDS_WC(revision->kind))
1311                 {
1312                   svn_revnum_t resolved_operative_rev;
1313
1314                   SVN_ERR(svn_client__get_revision_number(
1315                     &resolved_operative_rev,
1316                     NULL, ctx->wc_ctx,
1317                     local_abspath, NULL,
1318                     revision,
1319                     scratch_pool));
1320                   new_operative_rev.kind = svn_opt_revision_number;
1321                   new_operative_rev.value.number = resolved_operative_rev;
1322                   revision = &new_operative_rev;
1323                 }
1324             }
1325           else
1326             {
1327                   /* PATH_OR_URL doesn't exist in the repository, so there are
1328                      obviously not inherited props to be found there. If we
1329                      aren't looking for explicit props then we're done. */
1330                   if (!get_explicit_props)
1331                     return SVN_NO_ERROR;
1332             }
1333         }
1334     }
1335
1336   /* Get an RA session for this URL. */
1337   SVN_ERR(svn_client__ra_session_from_path2(&ra_session, &loc,
1338                                             path_or_url, NULL,
1339                                             peg_revision,
1340                                             revision, ctx,
1341                                             scratch_pool));
1342
1343   SVN_ERR(svn_ra_check_path(ra_session, "", loc->rev, &kind,
1344                             scratch_pool));
1345
1346   SVN_ERR(remote_proplist(loc->url, "", kind, loc->rev, ra_session,
1347                           get_explicit_props,
1348                           get_target_inherited_props,
1349                           depth, receiver, receiver_baton,
1350                           ctx->cancel_func, ctx->cancel_baton,
1351                           scratch_pool));
1352   return SVN_NO_ERROR;
1353 }
1354
1355 /* Helper for svn_client_proplist4 when retrieving properties and
1356    possibly inherited properties from the WC.  All arguments are as
1357    per svn_client_proplist4. */
1358 static svn_error_t *
1359 get_local_props(const char *path_or_url,
1360                 const svn_opt_revision_t *revision,
1361                 svn_depth_t depth,
1362                 const apr_array_header_t *changelists,
1363                 svn_boolean_t get_target_inherited_props,
1364                 svn_proplist_receiver2_t receiver,
1365                 void *receiver_baton,
1366                 svn_client_ctx_t *ctx,
1367                 apr_pool_t *scratch_pool)
1368 {
1369   svn_boolean_t pristine;
1370   svn_node_kind_t kind;
1371   apr_hash_t *changelist_hash = NULL;
1372   const char *local_abspath;
1373
1374   SVN_ERR(svn_dirent_get_absolute(&local_abspath, path_or_url,
1375                                   scratch_pool));
1376
1377   pristine = ((revision->kind == svn_opt_revision_committed)
1378               || (revision->kind == svn_opt_revision_base));
1379
1380   SVN_ERR(svn_wc_read_kind2(&kind, ctx->wc_ctx, local_abspath,
1381                             pristine, FALSE, scratch_pool));
1382
1383   if (kind == svn_node_unknown || kind == svn_node_none)
1384     {
1385       /* svn uses SVN_ERR_UNVERSIONED_RESOURCE as warning only
1386          for this function. */
1387       return svn_error_createf(SVN_ERR_UNVERSIONED_RESOURCE, NULL,
1388                                _("'%s' is not under version control"),
1389                                svn_dirent_local_style(local_abspath,
1390                                                       scratch_pool));
1391     }
1392
1393   if (get_target_inherited_props)
1394     {
1395       apr_array_header_t *iprops;
1396       const char *repos_root_url;
1397
1398       SVN_ERR(svn_wc__get_iprops(&iprops, ctx->wc_ctx, local_abspath,
1399                                  NULL, scratch_pool, scratch_pool));
1400       SVN_ERR(svn_client_get_repos_root(&repos_root_url, NULL, local_abspath,
1401                                         ctx, scratch_pool, scratch_pool));
1402       SVN_ERR(svn_client__iprop_relpaths_to_urls(iprops, repos_root_url,
1403                                                  scratch_pool,
1404                                                  scratch_pool));
1405       SVN_ERR(call_receiver(path_or_url, NULL, iprops, receiver,
1406                             receiver_baton, scratch_pool));
1407     }
1408
1409   if (changelists && changelists->nelts)
1410     SVN_ERR(svn_hash_from_cstring_keys(&changelist_hash,
1411                                        changelists, scratch_pool));
1412
1413   /* Fetch, recursively or not. */
1414   if (kind == svn_node_dir)
1415     {
1416       struct recursive_proplist_receiver_baton rb;
1417
1418       rb.wc_ctx = ctx->wc_ctx;
1419       rb.wrapped_receiver = receiver;
1420       rb.wrapped_receiver_baton = receiver_baton;
1421
1422       if (strcmp(path_or_url, local_abspath) != 0)
1423         {
1424           rb.anchor = path_or_url;
1425           rb.anchor_abspath = local_abspath;
1426         }
1427       else
1428         {
1429           rb.anchor = NULL;
1430           rb.anchor_abspath = NULL;
1431         }
1432
1433       SVN_ERR(svn_wc__prop_list_recursive(ctx->wc_ctx, local_abspath, NULL,
1434                                           depth, pristine, changelists,
1435                                           recursive_proplist_receiver, &rb,
1436                                           ctx->cancel_func, ctx->cancel_baton,
1437                                           scratch_pool));
1438     }
1439   else if (svn_wc__changelist_match(ctx->wc_ctx, local_abspath,
1440                                     changelist_hash, scratch_pool))
1441     {
1442       apr_hash_t *props;
1443
1444         if (pristine)
1445           SVN_ERR(svn_wc_get_pristine_props(&props,
1446                                             ctx->wc_ctx, local_abspath,
1447                                             scratch_pool, scratch_pool));
1448         else
1449           {
1450             svn_error_t *err;
1451
1452             err = svn_wc_prop_list2(&props, ctx->wc_ctx, local_abspath,
1453                                     scratch_pool, scratch_pool);
1454
1455
1456             if (err)
1457               {
1458                 if (err->apr_err != SVN_ERR_WC_PATH_UNEXPECTED_STATUS)
1459                   return svn_error_trace(err);
1460                 /* As svn_wc_prop_list2() doesn't return NULL for locally-deleted
1461                    let's do that here.  */
1462                 svn_error_clear(err);
1463                 props = apr_hash_make(scratch_pool);
1464               }
1465           }
1466
1467       SVN_ERR(call_receiver(path_or_url, props, NULL,
1468                             receiver, receiver_baton, scratch_pool));
1469
1470     }
1471   return SVN_NO_ERROR;
1472 }
1473
1474 svn_error_t *
1475 svn_client_proplist4(const char *path_or_url,
1476                      const svn_opt_revision_t *peg_revision,
1477                      const svn_opt_revision_t *revision,
1478                      svn_depth_t depth,
1479                      const apr_array_header_t *changelists,
1480                      svn_boolean_t get_target_inherited_props,
1481                      svn_proplist_receiver2_t receiver,
1482                      void *receiver_baton,
1483                      svn_client_ctx_t *ctx,
1484                      apr_pool_t *scratch_pool)
1485 {
1486   svn_boolean_t local_explicit_props;
1487   svn_boolean_t local_iprops;
1488
1489   peg_revision = svn_cl__rev_default_to_head_or_working(peg_revision,
1490                                                         path_or_url);
1491   revision = svn_cl__rev_default_to_peg(revision, peg_revision);
1492
1493   if (depth == svn_depth_unknown)
1494     depth = svn_depth_empty;
1495
1496   /* Are explicit props available locally? */
1497   local_explicit_props =
1498     (! svn_path_is_url(path_or_url)
1499      && SVN_CLIENT__REVKIND_IS_LOCAL_TO_WC(peg_revision->kind)
1500      && SVN_CLIENT__REVKIND_IS_LOCAL_TO_WC(revision->kind));
1501
1502   /* If we want iprops are they available locally? */
1503   local_iprops =
1504     (get_target_inherited_props /* We want iprops */
1505      && local_explicit_props /* No local explicit props means no local iprops. */
1506      && (peg_revision->kind == svn_opt_revision_working
1507          || peg_revision->kind == svn_opt_revision_unspecified )
1508      && (revision->kind == svn_opt_revision_working
1509          || revision->kind == svn_opt_revision_unspecified ));
1510
1511   if ((get_target_inherited_props && !local_iprops)
1512       || !local_explicit_props)
1513     {
1514       SVN_ERR(get_remote_props(path_or_url, peg_revision, revision, depth,
1515                                !local_explicit_props,
1516                                (get_target_inherited_props && !local_iprops),
1517                                receiver, receiver_baton, ctx, scratch_pool));
1518     }
1519
1520   if (local_explicit_props)
1521     {
1522       SVN_ERR(get_local_props(path_or_url, revision, depth, changelists,
1523                               local_iprops, receiver, receiver_baton, ctx,
1524                               scratch_pool));
1525     }
1526
1527   return SVN_NO_ERROR;
1528 }
1529
1530 svn_error_t *
1531 svn_client_revprop_list(apr_hash_t **props,
1532                         const char *URL,
1533                         const svn_opt_revision_t *revision,
1534                         svn_revnum_t *set_rev,
1535                         svn_client_ctx_t *ctx,
1536                         apr_pool_t *pool)
1537 {
1538   svn_ra_session_t *ra_session;
1539   apr_hash_t *proplist;
1540   apr_pool_t *subpool = svn_pool_create(pool);
1541   svn_error_t *err;
1542
1543   /* Open an RA session for the URL. Note that we don't have a local
1544      directory, nor a place to put temp files. */
1545   SVN_ERR(svn_client_open_ra_session2(&ra_session, URL, NULL,
1546                                       ctx, subpool, subpool));
1547
1548   /* Resolve the revision into something real, and return that to the
1549      caller as well. */
1550   SVN_ERR(svn_client__get_revision_number(set_rev, NULL, ctx->wc_ctx, NULL,
1551                                           ra_session, revision, subpool));
1552
1553   /* The actual RA call. */
1554   err = svn_ra_rev_proplist(ra_session, *set_rev, &proplist, pool);
1555
1556   *props = proplist;
1557   svn_pool_destroy(subpool); /* Close RA session */
1558   return svn_error_trace(err);
1559 }