/* Respond to a client request for a REPORT of type file-revs-report for the
RESOURCE. Get request body from DOC and send result to OUTPUT. */
dav_error *
dav_svn__file_revs_report(const dav_resource *resource,
const apr_xml_doc *doc,
dav_svn__output *output)
{
svn_error_t *serr;
dav_error *derr = NULL;
apr_xml_elem *child;
int ns;
struct file_rev_baton frb;
dav_svn__authz_read_baton arb;
const char *abs_path = NULL;
/* These get determined from the request document. */
svn_revnum_t start = SVN_INVALID_REVNUM;
svn_revnum_t end = SVN_INVALID_REVNUM;
svn_boolean_t include_merged_revisions = FALSE; /* off by default */
/* Construct the authz read check baton. */
arb.r = resource->info->r;
arb.repos = resource->info->repos;
/* Sanity check. */
if (!resource->info->repos_path)
return dav_svn__new_error(resource->pool, HTTP_BAD_REQUEST, 0, 0,
"The request does not specify a repository path");
ns = dav_svn__find_ns(doc->namespaces, SVN_XML_NAMESPACE);
/* ### This is done on other places, but the document element is
in this namespace, so is this necessary at all? */
if (ns == -1)
{
return dav_svn__new_error_svn(resource->pool, HTTP_BAD_REQUEST, 0, 0,
"The request does not contain the 'svn:' "
"namespace, so it is not going to have "
"certain required elements");
}
/* Get request information. */
for (child = doc->root->first_child; child != NULL; child = child->next)
{
/* if this element isn't one of ours, then skip it */
if (child->ns != ns)
continue;
if (strcmp(child->name, "start-revision") == 0)
start = SVN_STR_TO_REV(dav_xml_get_cdata(child, resource->pool, 1));
else if (strcmp(child->name, "end-revision") == 0)
end = SVN_STR_TO_REV(dav_xml_get_cdata(child, resource->pool, 1));
else if (strcmp(child->name, "include-merged-revisions") == 0)
include_merged_revisions = TRUE; /* presence indicates positivity */
else if (strcmp(child->name, "path") == 0)
{
const char *rel_path = dav_xml_get_cdata(child, resource->pool, 0);
if ((derr = dav_svn__test_canonical(rel_path, resource->pool)))
return derr;
/* Force REL_PATH to be a relative path, not an fspath. */
rel_path = svn_relpath_canonicalize(rel_path, resource->pool);
/* Append the REL_PATH to the base FS path to get an
absolute repository path. */
abs_path = svn_fspath__join(resource->info->repos_path, rel_path,
resource->pool);
}
/* else unknown element; skip it */
}
/* Check that all parameters are present and valid. */
if (! abs_path)
return dav_svn__new_error_svn(resource->pool, HTTP_BAD_REQUEST, 0, 0,
"Not all parameters passed");
frb.bb = apr_brigade_create(resource->pool,
dav_svn__output_get_bucket_alloc(output));
frb.output = output;
frb.needs_header = TRUE;
frb.svndiff_version = resource->info->svndiff_version;
frb.compression_level = dav_svn__get_compression_level(resource->info->r);
/* file_rev_handler will send header first time it is called. */
/* Get the revisions and send them. */
serr = svn_repos_get_file_revs2(resource->info->repos->repos,
abs_path, start, end, include_merged_revisions,
dav_svn__authz_read_func(&arb), &arb,
file_rev_handler, &frb, resource->pool);
if (serr)
{
/* We don't 'goto cleanup' because ap_fflush() tells httpd
to write the HTTP headers out, and that includes whatever
r->status is at that particular time. When we call
dav_svn__convert_err(), we don't immediately set r->status
right then, so r->status remains 0, hence HTTP status 200
would be misleadingly returned. */
return (dav_svn__convert_err(serr, HTTP_INTERNAL_SERVER_ERROR,
NULL, resource->pool));
}
if ((serr = maybe_send_header(&frb)))
{
derr = dav_svn__convert_err(serr, HTTP_INTERNAL_SERVER_ERROR,
"Error beginning REPORT reponse",
resource->pool);
goto cleanup;
}
if ((serr = dav_svn__brigade_puts(frb.bb, frb.output,
"</S:file-revs-report>" DEBUG_CR)))
{
derr = dav_svn__convert_err(serr, HTTP_INTERNAL_SERVER_ERROR,
"Error ending REPORT reponse",
resource->pool);
goto cleanup;
}
cleanup:
/* We've detected a 'high level' svn action to log. */
dav_svn__operational_log(resource->info,
svn_log__get_file_revs(abs_path, start, end,
include_merged_revisions,
resource->pool));
return dav_svn__final_flush_or_error(resource->info->r, frb.bb, output,
derr, resource->pool);
}
dav_error *
dav_svn__get_mergeinfo_report(const dav_resource *resource,
const apr_xml_doc *doc,
ap_filter_t *output)
{
svn_error_t *serr;
dav_error *derr = NULL;
apr_xml_elem *child;
svn_mergeinfo_catalog_t catalog;
svn_boolean_t include_descendants = FALSE;
dav_svn__authz_read_baton arb;
const dav_svn_repos *repos = resource->info->repos;
int ns;
apr_bucket_brigade *bb;
apr_hash_index_t *hi;
/* These get determined from the request document. */
svn_revnum_t rev = SVN_INVALID_REVNUM;
/* By default look for explicit mergeinfo only. */
svn_mergeinfo_inheritance_t inherit = svn_mergeinfo_explicit;
apr_array_header_t *paths
= apr_array_make(resource->pool, 0, sizeof(const char *));
/* Sanity check. */
if (!resource->info->repos_path)
return dav_svn__new_error(resource->pool, HTTP_BAD_REQUEST, 0,
"The request does not specify a repository path");
ns = dav_svn__find_ns(doc->namespaces, SVN_XML_NAMESPACE);
if (ns == -1)
{
return dav_svn__new_error_svn(resource->pool, HTTP_BAD_REQUEST, 0,
"The request does not contain the 'svn:' "
"namespace, so it is not going to have "
"certain required elements");
}
for (child = doc->root->first_child; child != NULL; child = child->next)
{
/* if this element isn't one of ours, then skip it */
if (child->ns != ns)
continue;
if (strcmp(child->name, SVN_DAV__REVISION) == 0)
rev = SVN_STR_TO_REV(dav_xml_get_cdata(child, resource->pool, 1));
else if (strcmp(child->name, SVN_DAV__INHERIT) == 0)
{
inherit = svn_inheritance_from_word(
dav_xml_get_cdata(child, resource->pool, 1));
}
else if (strcmp(child->name, SVN_DAV__PATH) == 0)
{
const char *target;
const char *rel_path = dav_xml_get_cdata(child, resource->pool, 0);
if ((derr = dav_svn__test_canonical(rel_path, resource->pool)))
return derr;
/* Force REL_PATH to be a relative path, not an fspath. */
rel_path = svn_relpath_canonicalize(rel_path, resource->pool);
/* Append the REL_PATH to the base FS path to get an
absolute repository path. */
target = svn_fspath__join(resource->info->repos_path, rel_path,
resource->pool);
(*((const char **)(apr_array_push(paths)))) = target;
}
else if (strcmp(child->name, SVN_DAV__INCLUDE_DESCENDANTS) == 0)
{
const char *word = dav_xml_get_cdata(child, resource->pool, 1);
if (strcmp(word, "yes") == 0)
include_descendants = TRUE;
/* Else the client isn't supposed to send anyway, so just
leave it false. */
}
/* else unknown element; skip it */
}
/* Build authz read baton */
arb.r = resource->info->r;
arb.repos = resource->info->repos;
/* Build mergeinfo brigade */
bb = apr_brigade_create(resource->pool, output->c->bucket_alloc);
serr = svn_repos_fs_get_mergeinfo(&catalog, repos->repos, paths, rev,
inherit, include_descendants,
dav_svn__authz_read_func(&arb),
&arb, resource->pool);
if (serr)
{
derr = dav_svn__convert_err(serr, HTTP_BAD_REQUEST, NULL,
resource->pool);
goto cleanup;
}
serr = svn_mergeinfo__remove_prefix_from_catalog(&catalog, catalog,
resource->info->repos_path,
resource->pool);
if (serr)
{
derr = dav_svn__convert_err(serr, HTTP_BAD_REQUEST, NULL,
resource->pool);
goto cleanup;
}
/* Ideally, dav_svn__brigade_printf() would set a flag in bb (or rather,
in r->sent_bodyct, see dav_method_report()), and ap_fflush()
would not set that flag unless it actually sent something. But
we are condemned to live in another universe, so we must keep
track ourselves of whether we've sent anything or not. See the
long comment after the 'cleanup' label for more details. */
serr = dav_svn__brigade_puts(bb, output,
DAV_XML_HEADER DEBUG_CR
"<S:" SVN_DAV__MERGEINFO_REPORT " "
"xmlns:S=\"" SVN_XML_NAMESPACE "\" "
"xmlns:D=\"DAV:\">" DEBUG_CR);
if (serr)
{
derr = dav_svn__convert_err(serr, HTTP_BAD_REQUEST, NULL,
resource->pool);
goto cleanup;
}
for (hi = apr_hash_first(resource->pool, catalog); hi;
hi = apr_hash_next(hi))
{
const void *key;
void *value;
const char *path;
svn_mergeinfo_t mergeinfo;
svn_string_t *mergeinfo_string;
apr_hash_this(hi, &key, NULL, &value);
path = key;
mergeinfo = value;
serr = svn_mergeinfo_to_string(&mergeinfo_string, mergeinfo,
resource->pool);
if (serr)
{
derr = dav_svn__convert_err(serr, HTTP_INTERNAL_SERVER_ERROR,
"Error ending REPORT response.",
resource->pool);
goto cleanup;
}
serr = dav_svn__brigade_printf
(bb, output,
"<S:" SVN_DAV__MERGEINFO_ITEM ">"
DEBUG_CR
"<S:" SVN_DAV__MERGEINFO_PATH ">%s</S:" SVN_DAV__MERGEINFO_PATH ">"
DEBUG_CR
"<S:" SVN_DAV__MERGEINFO_INFO ">%s</S:" SVN_DAV__MERGEINFO_INFO ">"
DEBUG_CR
"</S:" SVN_DAV__MERGEINFO_ITEM ">",
apr_xml_quote_string(resource->pool, path, 0),
apr_xml_quote_string(resource->pool, mergeinfo_string->data, 0));
if (serr)
{
derr = dav_svn__convert_err(serr, HTTP_INTERNAL_SERVER_ERROR,
"Error ending REPORT response.",
resource->pool);
goto cleanup;
}
}
if ((serr = dav_svn__brigade_puts(bb, output,
"</S:" SVN_DAV__MERGEINFO_REPORT ">"
DEBUG_CR)))
{
derr = dav_svn__convert_err(serr, HTTP_INTERNAL_SERVER_ERROR,
"Error ending REPORT response.",
resource->pool);
goto cleanup;
}
cleanup:
/* We've detected a 'high level' svn action to log. */
dav_svn__operational_log(resource->info,
svn_log__get_mergeinfo(paths, inherit,
include_descendants,
resource->pool));
return dav_svn__final_flush_or_error(resource->info->r, bb, output,
derr, resource->pool);
}
dav_error *
dav_svn__log_report(const dav_resource *resource,
const apr_xml_doc *doc,
ap_filter_t *output)
{
svn_error_t *serr;
dav_error *derr = NULL;
apr_xml_elem *child;
struct log_receiver_baton lrb;
dav_svn__authz_read_baton arb;
const dav_svn_repos *repos = resource->info->repos;
const char *target = NULL;
int limit = 0;
int ns;
svn_boolean_t seen_revprop_element;
/* These get determined from the request document. */
svn_revnum_t start = SVN_INVALID_REVNUM; /* defaults to HEAD */
svn_revnum_t end = SVN_INVALID_REVNUM; /* defaults to HEAD */
svn_boolean_t discover_changed_paths = FALSE; /* off by default */
svn_boolean_t strict_node_history = FALSE; /* off by default */
svn_boolean_t include_merged_revisions = FALSE; /* off by default */
apr_array_header_t *revprops = apr_array_make(resource->pool, 3,
sizeof(const char *));
apr_array_header_t *paths
= apr_array_make(resource->pool, 1, sizeof(const char *));
/* Sanity check. */
if (!resource->info->repos_path)
return dav_svn__new_error(resource->pool, HTTP_BAD_REQUEST, 0,
"The request does not specify a repository path");
ns = dav_svn__find_ns(doc->namespaces, SVN_XML_NAMESPACE);
if (ns == -1)
{
return dav_svn__new_error_svn(resource->pool, HTTP_BAD_REQUEST, 0,
"The request does not contain the 'svn:' "
"namespace, so it is not going to have "
"certain required elements");
}
/* If this is still FALSE after the loop, we haven't seen either of
the revprop elements, meaning a pre-1.5 client; we'll return the
standard author/date/log revprops. */
seen_revprop_element = FALSE;
lrb.requested_custom_revprops = FALSE;
lrb.encode_binary_props = FALSE;
for (child = doc->root->first_child; child != NULL; child = child->next)
{
/* if this element isn't one of ours, then skip it */
if (child->ns != ns)
continue;
if (strcmp(child->name, "start-revision") == 0)
start = SVN_STR_TO_REV(dav_xml_get_cdata(child, resource->pool, 1));
else if (strcmp(child->name, "end-revision") == 0)
end = SVN_STR_TO_REV(dav_xml_get_cdata(child, resource->pool, 1));
else if (strcmp(child->name, "limit") == 0)
{
serr = svn_cstring_atoi(&limit,
dav_xml_get_cdata(child, resource->pool, 1));
if (serr)
{
return dav_svn__convert_err(serr, HTTP_BAD_REQUEST,
"Malformed CDATA in element "
"\"limit\"", resource->pool);
}
}
else if (strcmp(child->name, "discover-changed-paths") == 0)
discover_changed_paths = TRUE; /* presence indicates positivity */
else if (strcmp(child->name, "strict-node-history") == 0)
strict_node_history = TRUE; /* presence indicates positivity */
else if (strcmp(child->name, "include-merged-revisions") == 0)
include_merged_revisions = TRUE; /* presence indicates positivity */
else if (strcmp(child->name, "encode-binary-props") == 0)
lrb.encode_binary_props = TRUE; /* presence indicates positivity */
else if (strcmp(child->name, "all-revprops") == 0)
{
revprops = NULL; /* presence indicates fetch all revprops */
seen_revprop_element = lrb.requested_custom_revprops = TRUE;
}
else if (strcmp(child->name, "no-revprops") == 0)
{
/* presence indicates fetch no revprops */
seen_revprop_element = lrb.requested_custom_revprops = TRUE;
}
else if (strcmp(child->name, "revprop") == 0)
{
if (revprops)
{
/* We're not fetching all revprops, append to fetch list. */
const char *name = dav_xml_get_cdata(child, resource->pool, 0);
APR_ARRAY_PUSH(revprops, const char *) = name;
if (!lrb.requested_custom_revprops
&& strcmp(name, SVN_PROP_REVISION_AUTHOR) != 0
&& strcmp(name, SVN_PROP_REVISION_DATE) != 0
&& strcmp(name, SVN_PROP_REVISION_LOG) != 0)
lrb.requested_custom_revprops = TRUE;
}
seen_revprop_element = TRUE;
}
else if (strcmp(child->name, "path") == 0)
{
const char *rel_path = dav_xml_get_cdata(child, resource->pool, 0);
if ((derr = dav_svn__test_canonical(rel_path, resource->pool)))
return derr;
/* Force REL_PATH to be a relative path, not an fspath. */
rel_path = svn_relpath_canonicalize(rel_path, resource->pool);
/* Append the REL_PATH to the base FS path to get an
absolute repository path. */
target = svn_fspath__join(resource->info->repos_path, rel_path,
resource->pool);
APR_ARRAY_PUSH(paths, const char *) = target;
}
/* else unknown element; skip it */
}
if (!seen_revprop_element)
{
/* pre-1.5 client */
APR_ARRAY_PUSH(revprops, const char *) = SVN_PROP_REVISION_AUTHOR;
APR_ARRAY_PUSH(revprops, const char *) = SVN_PROP_REVISION_DATE;
APR_ARRAY_PUSH(revprops, const char *) = SVN_PROP_REVISION_LOG;
}
/* Build authz read baton */
arb.r = resource->info->r;
arb.repos = resource->info->repos;
/* Build log receiver baton */
lrb.bb = apr_brigade_create(resource->pool, /* not the subpool! */
output->c->bucket_alloc);
lrb.output = output;
lrb.needs_header = TRUE;
lrb.stack_depth = 0;
/* lrb.requested_custom_revprops set above */
lrb.result_count = 0;
lrb.next_forced_flush = 4;
/* Our svn_log_entry_receiver_t sends the <S:log-report> header in
a lazy fashion. Before writing the first log message, it assures
that the header has already been sent (checking the needs_header
flag in our log_receiver_baton structure). */
/* Send zero or more log items. */
serr = svn_repos_get_logs4(repos->repos,
paths,
start,
end,
limit,
discover_changed_paths,
strict_node_history,
include_merged_revisions,
revprops,
dav_svn__authz_read_func(&arb),
&arb,
log_receiver,
&lrb,
resource->pool);
if (serr)
{
derr = dav_svn__convert_err(serr, HTTP_BAD_REQUEST, NULL,
resource->pool);
goto cleanup;
}
if ((serr = maybe_send_header(&lrb)))
{
derr = dav_svn__convert_err(serr, HTTP_INTERNAL_SERVER_ERROR,
"Error beginning REPORT response.",
resource->pool);
goto cleanup;
}
if ((serr = dav_svn__brigade_puts(lrb.bb, lrb.output,
"</S:log-report>" DEBUG_CR)))
{
derr = dav_svn__convert_err(serr, HTTP_INTERNAL_SERVER_ERROR,
"Error ending REPORT response.",
resource->pool);
goto cleanup;
}
cleanup:
dav_svn__operational_log(resource->info,
svn_log__log(paths, start, end, limit,
discover_changed_paths,
strict_node_history,
include_merged_revisions, revprops,
resource->pool));
return dav_svn__final_flush_or_error(resource->info->r, lrb.bb, output,
derr, resource->pool);
}
/* Respond to a S:deleted-rev-report request. */
dav_error *
dav_svn__get_deleted_rev_report(const dav_resource *resource,
const apr_xml_doc *doc,
ap_filter_t *output)
{
apr_xml_elem *child;
int ns;
const char *rel_path = NULL;
const char *abs_path = NULL;
svn_revnum_t peg_rev = SVN_INVALID_REVNUM;
svn_revnum_t end_rev = SVN_INVALID_REVNUM;
svn_revnum_t deleted_rev;
apr_bucket_brigade *bb;
svn_error_t *err;
apr_status_t apr_err;
dav_error *derr = NULL;
/* Sanity check. */
if (!resource->info->repos_path)
return dav_svn__new_error(resource->pool, HTTP_BAD_REQUEST, 0,
"The request does not specify a repository path");
ns = dav_svn__find_ns(doc->namespaces, SVN_XML_NAMESPACE);
if (ns == -1)
return dav_svn__new_error_tag(resource->pool, HTTP_BAD_REQUEST, 0,
"The request does not contain the 'svn:' "
"namespace, so it is not going to have "
"certain required elements.",
SVN_DAV_ERROR_NAMESPACE,
SVN_DAV_ERROR_TAG);
for (child = doc->root->first_child; child != NULL; child = child->next)
{
/* If this element isn't one of ours, then skip it. */
if (child->ns != ns )
continue;
if (strcmp(child->name, "peg-revision") == 0)
{
peg_rev = SVN_STR_TO_REV(dav_xml_get_cdata(child,
resource->pool, 1));
}
else if (strcmp(child->name, "end-revision") == 0)
{
end_rev = SVN_STR_TO_REV(dav_xml_get_cdata(child,
resource->pool, 1));
}
else if (strcmp(child->name, "path") == 0)
{
rel_path = dav_xml_get_cdata(child, resource->pool, 0);
if ((derr = dav_svn__test_canonical(rel_path, resource->pool)))
return derr;
/* Force REL_PATH to be a relative path, not an fspath. */
rel_path = svn_relpath_canonicalize(rel_path, resource->pool);
/* Append REL_PATH to the base FS path to get an absolute
repository path. */
abs_path = svn_fspath__join(resource->info->repos_path, rel_path,
resource->pool);
}
}
/* Check that all parameters are present and valid. */
if (! (abs_path
&& SVN_IS_VALID_REVNUM(peg_rev)
&& SVN_IS_VALID_REVNUM(end_rev)))
{
return dav_svn__new_error_tag(resource->pool, HTTP_BAD_REQUEST, 0,
"Not all parameters passed.",
SVN_DAV_ERROR_NAMESPACE,
SVN_DAV_ERROR_TAG);
}
/* Do what we actually came here for: Find the rev abs_path was deleted. */
err = svn_repos_deleted_rev(resource->info->repos->fs,
abs_path, peg_rev, end_rev,
&deleted_rev, resource->pool);
if (err)
{
svn_error_clear(err);
return dav_svn__new_error(resource->pool, HTTP_INTERNAL_SERVER_ERROR, 0,
"Could not find revision path was deleted.");
}
bb = apr_brigade_create(resource->pool, output->c->bucket_alloc);
apr_err = ap_fprintf(output, bb,
DAV_XML_HEADER DEBUG_CR
"<S:get-deleted-rev-report xmlns:S=\""
SVN_XML_NAMESPACE "\" xmlns:D=\"DAV:\">" DEBUG_CR
"<D:" SVN_DAV__VERSION_NAME ">%ld</D:"
SVN_DAV__VERSION_NAME ">""</S:get-deleted-rev-report>",
deleted_rev);
if (apr_err)
derr = dav_svn__convert_err(svn_error_create(apr_err, 0, NULL),
HTTP_INTERNAL_SERVER_ERROR,
"Error writing REPORT response.",
resource->pool);
return dav_svn__final_flush_or_error(resource->info->r, bb, output,
derr, resource->pool);
}
dav_error *
dav_svn__get_location_segments_report(const dav_resource *resource,
const apr_xml_doc *doc,
ap_filter_t *output)
{
svn_error_t *serr;
dav_error *derr = NULL;
apr_bucket_brigade *bb;
int ns;
apr_xml_elem *child;
const char *abs_path = NULL;
svn_revnum_t peg_revision = SVN_INVALID_REVNUM;
svn_revnum_t start_rev = SVN_INVALID_REVNUM;
svn_revnum_t end_rev = SVN_INVALID_REVNUM;
dav_svn__authz_read_baton arb;
struct location_segment_baton location_segment_baton;
/* Sanity check. */
if (!resource->info->repos_path)
return dav_svn__new_error(resource->pool, HTTP_BAD_REQUEST, 0,
"The request does not specify a repository path");
ns = dav_svn__find_ns(doc->namespaces, SVN_XML_NAMESPACE);
if (ns == -1)
{
return dav_svn__new_error_svn(resource->pool, HTTP_BAD_REQUEST, 0,
"The request does not contain the 'svn:' "
"namespace, so it is not going to have "
"certain required elements");
}
/* Gather the parameters. */
for (child = doc->root->first_child; child != NULL; child = child->next)
{
/* If this element isn't one of ours, then skip it. */
if (child->ns != ns)
continue;
if (strcmp(child->name, "peg-revision") == 0)
{
peg_revision = SVN_STR_TO_REV(dav_xml_get_cdata(child,
resource->pool, 1));
}
else if (strcmp(child->name, "start-revision") == 0)
{
start_rev = SVN_STR_TO_REV(dav_xml_get_cdata(child,
resource->pool, 1));
}
else if (strcmp(child->name, "end-revision") == 0)
{
end_rev = SVN_STR_TO_REV(dav_xml_get_cdata(child,
resource->pool, 1));
}
else if (strcmp(child->name, "path") == 0)
{
const char *rel_path = dav_xml_get_cdata(child, resource->pool, 0);
if ((derr = dav_svn__test_canonical(rel_path, resource->pool)))
return derr;
/* Force REL_PATH to be a relative path, not an fspath. */
rel_path = svn_relpath_canonicalize(rel_path, resource->pool);
/* Append the REL_PATH to the base FS path to get an
absolute repository path. */
abs_path = svn_fspath__join(resource->info->repos_path, rel_path,
resource->pool);
}
}
/* Check that all parameters are present and valid. */
if (! abs_path)
return dav_svn__new_error_svn(resource->pool, HTTP_BAD_REQUEST, 0,
"Not all parameters passed");
/* No START_REV or PEG_REVISION? We'll use HEAD. */
if (!SVN_IS_VALID_REVNUM(start_rev) || !SVN_IS_VALID_REVNUM(peg_revision))
{
svn_revnum_t youngest;
serr = svn_fs_youngest_rev(&youngest, resource->info->repos->fs,
resource->pool);
if (serr != NULL)
return dav_svn__convert_err(serr, HTTP_INTERNAL_SERVER_ERROR,
"Could not determine youngest revision",
resource->pool);
if (!SVN_IS_VALID_REVNUM(start_rev))
start_rev = youngest;
if (!SVN_IS_VALID_REVNUM(peg_revision))
peg_revision = youngest;
}
/* No END_REV? We'll use 0. */
if (!SVN_IS_VALID_REVNUM(end_rev))
end_rev = 0;
if (end_rev > start_rev)
return dav_svn__new_error_svn(resource->pool, HTTP_BAD_REQUEST, 0,
"End revision must not be younger than "
"start revision");
if (start_rev > peg_revision)
return dav_svn__new_error_svn(resource->pool, HTTP_BAD_REQUEST, 0,
"Start revision must not be younger than "
"peg revision");
/* Build an authz read baton. */
arb.r = resource->info->r;
arb.repos = resource->info->repos;
/* Build the bucket brigade we'll use for output. */
bb = apr_brigade_create(resource->pool, output->c->bucket_alloc);
/* Do what we came here for. */
location_segment_baton.sent_opener = FALSE;
location_segment_baton.output = output;
location_segment_baton.bb = bb;
if ((serr = svn_repos_node_location_segments(resource->info->repos->repos,
abs_path, peg_revision,
start_rev, end_rev,
location_segment_receiver,
&location_segment_baton,
dav_svn__authz_read_func(&arb),
&arb, resource->pool)))
{
derr = dav_svn__convert_err(serr, HTTP_BAD_REQUEST, NULL,
resource->pool);
goto cleanup;
}
if ((serr = maybe_send_opener(&location_segment_baton)))
{
derr = dav_svn__convert_err(serr, HTTP_INTERNAL_SERVER_ERROR,
"Error beginning REPORT response.",
resource->pool);
goto cleanup;
}
if ((serr = dav_svn__brigade_puts(bb, output,
"</S:get-location-segments-report>"
DEBUG_CR)))
{
derr = dav_svn__convert_err(serr, HTTP_INTERNAL_SERVER_ERROR,
"Error ending REPORT response.",
resource->pool);
goto cleanup;
}
cleanup:
return dav_svn__final_flush_or_error(resource->info->r, bb, output,
derr, resource->pool);
}