/*
* propedit-cmd.c -- Edit properties of files/dirs using $EDITOR
*
* ====================================================================
* Copyright (c) 2000-2004 CollabNet. All rights reserved.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at http://subversion.tigris.org/license-1.html.
* If newer versions of this license are posted there, you may use a
* newer version instead, at your option.
*
* This software consists of voluntary contributions made by many
* individuals. For exact contribution history, see the revision
* history and logs, available at http://subversion.tigris.org/.
* ====================================================================
*/
/* ==================================================================== */
/*** Includes. ***/
#include "svn_cmdline.h"
#include "svn_wc.h"
#include "svn_pools.h"
#include "svn_client.h"
#include "svn_string.h"
#include "svn_path.h"
#include "svn_error.h"
#include "svn_utf.h"
#include "svn_props.h"
#include "cl.h"
#include "svn_private_config.h"
/*** Code. ***/
/* This implements the `svn_opt_subcommand_t' interface. */
svn_error_t *
svn_cl__propedit(apr_getopt_t *os,
void *baton,
apr_pool_t *pool)
{
svn_cl__opt_state_t *opt_state = ((svn_cl__cmd_baton_t *) baton)->opt_state;
svn_client_ctx_t *ctx = ((svn_cl__cmd_baton_t *) baton)->ctx;
const char *pname, *pname_utf8;
apr_array_header_t *args, *targets;
int i;
/* Validate the input and get the property's name (and a UTF-8
version of that name). */
SVN_ERR(svn_opt_parse_num_args(&args, os, 1, pool));
pname = ((const char **) (args->elts))[0];
SVN_ERR(svn_utf_cstring_to_utf8(&pname_utf8, pname, pool));
/* Suck up all the remaining arguments into a targets array */
SVN_ERR(svn_opt_args_to_target_array2(&targets, os,
opt_state->targets, pool));
if (opt_state->revprop) /* operate on a revprop */
{
svn_revnum_t rev;
const char *URL;
svn_string_t *propval;
const char *temp_dir;
/* Implicit "." is okay for revision properties; it just helps
us find the right repository. */
svn_opt_push_implicit_dot_target(targets, pool);
SVN_ERR(svn_cl__revprop_prepare(&opt_state->start_revision, targets,
&URL, pool));
/* Fetch the current property. */
SVN_ERR(svn_client_revprop_get(pname_utf8, &propval,
URL, &(opt_state->start_revision),
&rev, ctx, pool));
if (! propval)
propval = svn_string_create("", pool);
/* Run the editor on a temporary file which contains the
original property value... */
SVN_ERR(svn_io_temp_dir(&temp_dir, pool));
SVN_ERR(svn_cl__edit_externally(&propval, NULL,
opt_state->editor_cmd, temp_dir,
propval, "svn-prop",
ctx->config,
svn_prop_needs_translation(pname_utf8),
opt_state->encoding, pool));
/* ...and re-set the property's value accordingly. */
if (propval)
{
if (! svn_prop_needs_translation(pname_utf8)
&& opt_state->encoding)
return svn_error_create
(SVN_ERR_UNSUPPORTED_FEATURE, NULL,
_("Bad encoding option: prop value not stored as UTF8"));
SVN_ERR(svn_client_revprop_set(pname_utf8, propval,
URL, &(opt_state->start_revision),
&rev, opt_state->force, ctx, pool));
SVN_ERR
(svn_cmdline_printf
(pool,
_("Set new value for property '%s' on revision %ld\n"),
pname_utf8, rev));
}
else
{
SVN_ERR(svn_cmdline_printf
(pool, _("No changes to property '%s' on revision %ld\n"),
pname_utf8, rev));
}
}
else if (opt_state->start_revision.kind != svn_opt_revision_unspecified)
{
return svn_error_createf
(SVN_ERR_CL_ARG_PARSING_ERROR, NULL,
_("Cannot specify revision for editing versioned property '%s'"),
pname_utf8);
}
else /* operate on a normal, versioned property (not a revprop) */
{
apr_pool_t *subpool = svn_pool_create(pool);
/* The customary implicit dot rule has been prone to user error
* here. For example, Jon Trowbridge <trow@gnu.og> did
*
* $ svn propedit HACKING
*
* and then when he closed his editor, he was surprised to see
*
* Set new value for property 'HACKING' on ''
*
* ...meaning that the property named 'HACKING' had been set on
* the current working directory, with the value taken from the
* editor. So we don't do the implicit dot thing anymore; an
* explicit target is always required when editing a versioned
* property.
*/
if (targets->nelts == 0)
{
return svn_error_create
(SVN_ERR_CL_INSUFFICIENT_ARGS, NULL,
_("Explicit target argument required"));
}
/* For each target, edit the property PNAME. */
for (i = 0; i < targets->nelts; i++)
{
apr_hash_t *props;
const char *target = ((const char **) (targets->elts))[i];
svn_string_t *propval;
const char *base_dir = target;
const char *target_local;
svn_wc_adm_access_t *adm_access;
const svn_wc_entry_t *entry;
svn_opt_revision_t peg_revision;
svn_pool_clear(subpool);
SVN_ERR(svn_cl__check_cancel(ctx->cancel_baton));
if (svn_path_is_url(target))
{
/* ### If/when svn_client_propset2() supports setting
properties remotely, this guard can go away. */
return svn_error_createf
(SVN_ERR_UNSUPPORTED_FEATURE, NULL,
_("Editing property on non-local target '%s' "
"not yet supported"), target);
}
/* Propedits can only happen on HEAD or the working copy, so
the peg revision can be as unspecified. */
peg_revision.kind = svn_opt_revision_unspecified;
/* Fetch the current property. */
SVN_ERR(svn_client_propget2(&props, pname_utf8, target,
&peg_revision,
&(opt_state->start_revision),
FALSE, ctx, subpool));
/* Get the property value. */
propval = apr_hash_get(props, target, APR_HASH_KEY_STRING);
if (! propval)
propval = svn_string_create("", subpool);
/* Split the path if it is a file path. */
SVN_ERR(svn_wc_adm_probe_open3(&adm_access, NULL, target,
FALSE, 0, ctx->cancel_func,
ctx->cancel_baton, subpool));
SVN_ERR(svn_wc_entry(&entry, target, adm_access, FALSE, subpool));
if (! entry)
return svn_error_createf
(SVN_ERR_ENTRY_NOT_FOUND, NULL,
_("'%s' does not appear to be a working copy path"), target);
if (entry->kind == svn_node_file)
svn_path_split(target, &base_dir, NULL, subpool);
/* Run the editor on a temporary file which contains the
original property value... */
SVN_ERR(svn_cl__edit_externally(&propval, NULL,
opt_state->editor_cmd,
base_dir,
propval,
"svn-prop",
ctx->config,
svn_prop_needs_translation
(pname_utf8), opt_state->encoding,
subpool));
target_local = svn_path_local_style(target, subpool);
/* ...and re-set the property's value accordingly. */
if (propval)
{
if (! svn_prop_needs_translation(pname_utf8)
&& opt_state->encoding)
return svn_error_create
(SVN_ERR_UNSUPPORTED_FEATURE, NULL,
_("Bad encoding option: prop value not stored as UTF8"));
SVN_ERR(svn_client_propset2(pname_utf8, propval, target,
FALSE, opt_state->force,
ctx, subpool));
SVN_ERR
(svn_cmdline_printf
(subpool, _("Set new value for property '%s' on '%s'\n"),
pname_utf8, target_local));
}
else
{
SVN_ERR
(svn_cmdline_printf
(subpool, _("No changes to property '%s' on '%s'\n"),
pname_utf8, target_local));
}
}
svn_pool_destroy(subpool);
}
return SVN_NO_ERROR;
}
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