mirror of https://github.com/djcb/mu.git
453 lines
12 KiB
C
453 lines
12 KiB
C
/*
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** Copyright (C) 2008-2011 Dirk-Jan C. Binnema <djcb@djcbsoftware.nl>
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**
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** This program is free software; you can redistribute it and/or modify it
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** under the terms of the GNU General Public License as published by the
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** Free Software Foundation; either version 3, or (at your option) any
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** later version.
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**
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** This program is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program; if not, write to the Free Software Foundation,
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** Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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**
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*/
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#if HAVE_CONFIG_H
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#include "config.h"
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#endif /*HAVE_CONFIG_H*/
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#include <glib.h>
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#include <string.h> /* memset */
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#include "mu-util.h"
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#include "mu-config.h"
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#include "mu-cmd.h"
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static void
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set_group_mu_defaults (MuConfig *opts)
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{
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gchar *exp;
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if (!opts->muhome)
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opts->muhome = mu_util_guess_mu_homedir();
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exp = mu_util_dir_expand(opts->muhome);
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if (exp) {
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g_free(opts->muhome);
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opts->muhome = exp;
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}
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}
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static GOptionGroup*
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config_options_group_mu (MuConfig *opts)
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{
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GOptionGroup *og;
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GOptionEntry entries[] = {
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{"debug", 'd', 0, G_OPTION_ARG_NONE, &opts->debug,
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"print debug output to standard error (false)", NULL},
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{"quiet", 'q', 0, G_OPTION_ARG_NONE, &opts->quiet,
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"don't give any progress information (false)", NULL},
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{"version", 'v', 0, G_OPTION_ARG_NONE, &opts->version,
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"display version and copyright information (false)", NULL},
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{"muhome", 0, 0, G_OPTION_ARG_FILENAME, &opts->muhome,
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"specify an alternative mu directory", NULL},
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{"log-stderr", 0, 0, G_OPTION_ARG_NONE, &opts->log_stderr,
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"log to standard error (false)", NULL},
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{G_OPTION_REMAINING, 0, 0, G_OPTION_ARG_STRING_ARRAY,
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&opts->params, "parameters", NULL},
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{NULL, 0, 0, 0, NULL, NULL, NULL}
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};
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og = g_option_group_new("mu", "general mu options", "", NULL, NULL);
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g_option_group_add_entries(og, entries);
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return og;
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}
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static void
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set_group_index_defaults (MuConfig * opts)
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{
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/* note: opts->maildir is handled in mu-cmd, as we need to
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* have a MuIndex entry for mu_index_last_used_maildir ()
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*/
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opts->xbatchsize = 0;
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}
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static GOptionGroup*
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config_options_group_index (MuConfig * opts)
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{
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GOptionGroup *og;
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GOptionEntry entries[] = {
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{"maildir", 'm', 0, G_OPTION_ARG_FILENAME, &opts->maildir,
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"top of the maildir", NULL},
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{"reindex", 0, 0, G_OPTION_ARG_NONE, &opts->reindex,
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"index even already indexed messages (false)", NULL},
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{"rebuild", 0, 0, G_OPTION_ARG_NONE, &opts->rebuild,
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"rebuild the database from scratch (false)", NULL},
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{"autoupgrade", 0, 0, G_OPTION_ARG_NONE, &opts->autoupgrade,
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"auto-upgrade the database with new mu versions (false)",
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NULL},
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{"nocleanup", 0, 0, G_OPTION_ARG_NONE, &opts->nocleanup,
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"don't clean up the database after indexing (false)", NULL},
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{"xbatchsize", 0, 0, G_OPTION_ARG_INT, &opts->xbatchsize,
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"set transaction batchsize for xapian commits (0)", NULL},
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{"max-msg-size", 0, 0, G_OPTION_ARG_INT, &opts->max_msg_size,
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"set the maximum size for message files", NULL},
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{NULL, 0, 0, 0, NULL, NULL, NULL}
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};
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og = g_option_group_new("index",
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"options for the 'index' command",
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"", NULL, NULL);
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g_option_group_add_entries(og, entries);
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return og;
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}
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static void
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set_group_find_defaults (MuConfig *opts)
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{
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/* note, when no fields are specified, we use
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* date-from-subject, and sort descending by date. If fields
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* *are* specified, we sort in ascending order. */
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if (!opts->fields) {
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opts->fields = "d f s";
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if (!opts->sortfield) {
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opts->sortfield = "d";
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opts->descending = TRUE;
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}
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}
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if (!opts->formatstr) /* by default, use plain output */
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opts->formatstr = MU_CONFIG_FORMAT_PLAIN;
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if (opts->linksdir) {
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gchar *old = opts->linksdir;
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opts->linksdir = mu_util_dir_expand(opts->linksdir);
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if (!opts->linksdir) /* we'll check the dir later */
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opts->linksdir = old;
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else
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g_free(old);
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}
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/* FIXME: some warning when summary_len < 0? */
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if (opts->summary_len < 1)
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opts->summary_len = 0;
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}
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static GOptionGroup*
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config_options_group_find (MuConfig *opts)
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{
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GOptionGroup *og;
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GOptionEntry entries[] = {
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{"fields", 'f', 0, G_OPTION_ARG_STRING, &opts->fields,
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"fields to display in the output", NULL},
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{"sortfield", 's', 0, G_OPTION_ARG_STRING, &opts->sortfield,
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"field to sort on", NULL},
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{"bookmark", 'b', 0, G_OPTION_ARG_STRING, &opts->bookmark,
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"use a bookmarked query", NULL},
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{"descending", 'z', 0, G_OPTION_ARG_NONE, &opts->descending,
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"sort in descending order (z -> a)", NULL},
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{"summary-len", 'k', 0, G_OPTION_ARG_INT, &opts->summary_len,
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"max number of lines for summary (0)", NULL},
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{"linksdir", 0, 0, G_OPTION_ARG_STRING, &opts->linksdir,
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"output as symbolic links to a target maildir", NULL},
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{"clearlinks", 0, 0, G_OPTION_ARG_NONE, &opts->clearlinks,
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"clear old links before filling a linksdir (false)", NULL},
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{"format", 'o', 0, G_OPTION_ARG_STRING, &opts->formatstr,
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"output format ('plain'(*), 'links', 'xml',"
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"'json', 'sexp', 'xquery')", NULL},
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{"xquery", 0, 0, G_OPTION_ARG_NONE, &opts->xquery,
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"obsolete, use --format=xquery instead", NULL},
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{NULL, 0, 0, 0, NULL, NULL, NULL}
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};
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og = g_option_group_new("find",
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"options for the 'find' command",
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"", NULL, NULL);
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g_option_group_add_entries(og, entries);
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return og;
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}
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static GOptionGroup *
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config_options_group_mkdir (MuConfig *opts)
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{
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GOptionGroup *og;
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GOptionEntry entries[] = {
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{"mode", 0, 0, G_OPTION_ARG_INT, &opts->dirmode,
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"set the mode (as in chmod), in octal notation", NULL},
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{NULL, 0, 0, 0, NULL, NULL, NULL}
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};
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/* set dirmode before, because '0000' is a valid mode */
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opts->dirmode = 0755;
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og = g_option_group_new("mkdir", "options for the 'mkdir' command",
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"", NULL, NULL);
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g_option_group_add_entries(og, entries);
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return og;
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}
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static void
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set_group_cfind_defaults (MuConfig *opts)
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{
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if (!opts->formatstr) /* by default, use plain output */
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opts->formatstr = MU_CONFIG_FORMAT_PLAIN;
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}
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static GOptionGroup *
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config_options_group_cfind (MuConfig *opts)
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{
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GOptionGroup *og;
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GOptionEntry entries[] = {
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{"format", 'o', 0, G_OPTION_ARG_STRING, &opts->formatstr,
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"output format ('plain'(*), 'mutt', 'wanderlust',"
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"'org-contact', 'csv')", NULL},
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{NULL, 0, 0, 0, NULL, NULL, NULL}
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};
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og = g_option_group_new("cfind", "options for the 'cfind' command",
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"", NULL, NULL);
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g_option_group_add_entries(og, entries);
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return og;
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}
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static GOptionGroup*
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config_options_group_extract(MuConfig *opts)
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{
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GOptionGroup *og;
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GOptionEntry entries[] = {
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{"save-attachments", 'a', 0, G_OPTION_ARG_NONE,
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&opts->save_attachments,
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"save all attachments (false)", NULL},
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{"save-all", 0, 0, G_OPTION_ARG_NONE, &opts->save_all,
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"save all parts (incl. non-attachments) (false)", NULL},
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{"parts", 0, 0, G_OPTION_ARG_STRING, &opts->parts,
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"save specific parts (comma-separated list)", NULL},
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{"target-dir", 0, 0, G_OPTION_ARG_FILENAME, &opts->targetdir,
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"target directory for saving", NULL},
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{"overwrite", 0, 0, G_OPTION_ARG_NONE, &opts->overwrite,
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"overwrite existing files (false)", NULL},
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{"play", 0, 0, G_OPTION_ARG_NONE, &opts->play,
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"try to 'play' (open) the extracted parts", NULL},
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{NULL, 0, 0, 0, NULL, NULL, NULL}
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};
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opts->targetdir = g_strdup("."); /* default is the current dir */
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og = g_option_group_new("extract",
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"options for the 'extract' command",
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"", NULL, NULL);
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g_option_group_add_entries(og, entries);
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return og;
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}
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static gboolean
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parse_cmd (MuConfig *opts, int *argcp, char ***argvp)
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{
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int i;
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typedef struct {
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const gchar* _name;
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MuConfigCmd _cmd;
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} Cmd;
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Cmd cmd_map[] = {
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{ "index", MU_CONFIG_CMD_INDEX },
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{ "find", MU_CONFIG_CMD_FIND },
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{ "cleanup", MU_CONFIG_CMD_CLEANUP },
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{ "mkdir", MU_CONFIG_CMD_MKDIR },
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{ "view", MU_CONFIG_CMD_VIEW },
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{ "extract", MU_CONFIG_CMD_EXTRACT },
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{ "cfind", MU_CONFIG_CMD_CFIND },
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};
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opts->cmd = MU_CONFIG_CMD_NONE;
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opts->cmdstr = NULL;
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if (*argcp < 2) /* no command found at all */
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return TRUE;
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else if ((**argvp)[1] == '-')
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/* if the first param starts with '-', there is no
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* command, just some option (like --version, --help
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* etc.)*/
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return TRUE;
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opts->cmd = MU_CONFIG_CMD_UNKNOWN;
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opts->cmdstr = (*argvp)[1];
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for (i = 0; i != G_N_ELEMENTS(cmd_map); ++i)
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if (strcmp (opts->cmdstr, cmd_map[i]._name) == 0)
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opts->cmd = cmd_map[i]._cmd;
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return TRUE;
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}
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static void
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add_context_group (GOptionContext *context, MuConfig *opts)
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{
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GOptionGroup *group;
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group = NULL;
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switch (opts->cmd) {
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case MU_CONFIG_CMD_INDEX:
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group = config_options_group_index (opts);
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break;
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case MU_CONFIG_CMD_FIND:
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group = config_options_group_find (opts);
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break;
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case MU_CONFIG_CMD_MKDIR:
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group = config_options_group_mkdir (opts);
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break;
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case MU_CONFIG_CMD_EXTRACT:
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group = config_options_group_extract (opts);
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break;
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case MU_CONFIG_CMD_CFIND:
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group = config_options_group_cfind (opts);
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break;
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default: break;
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}
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if (group)
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g_option_context_add_group(context, group);
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}
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static gboolean
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parse_params (MuConfig *opts, int *argcp, char ***argvp)
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{
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GError *err = NULL;
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GOptionContext *context;
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gboolean rv;
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context = g_option_context_new("- mu general option");
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g_option_context_set_main_group(context,
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config_options_group_mu(opts));
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add_context_group (context, opts);
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rv = g_option_context_parse(context, argcp, argvp, &err);
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g_option_context_free (context);
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if (!rv) {
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g_printerr ("mu: error in options: %s\n", err->message);
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g_error_free (err);
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return FALSE;
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}
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return TRUE;}
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MuConfig*
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mu_config_new (int *argcp, char ***argvp)
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{
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MuConfig *config;
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g_return_val_if_fail (argcp && argvp, NULL);
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config = g_new0 (MuConfig, 1);
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if (!parse_cmd (config, argcp, argvp) ||
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!parse_params(config, argcp, argvp)) {
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mu_config_destroy (config);
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return NULL;
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}
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/* fill in the defaults if user did not specify */
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set_group_mu_defaults (config);
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set_group_index_defaults (config);
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set_group_find_defaults (config);
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set_group_cfind_defaults (config);
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/* set_group_mkdir_defaults (config); */
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return config;
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}
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void
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mu_config_destroy (MuConfig *opts)
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{
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if (!opts)
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return;
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g_free (opts->muhome);
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g_free (opts->maildir);
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g_free (opts->linksdir);
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g_free (opts->targetdir);
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g_strfreev (opts->params);
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g_free (opts);
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}
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static void
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show_usage (gboolean noerror)
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{
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const char* usage=
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"usage: mu command [options] [parameters]\n"
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"where command is one of index, find, cfind, view, mkdir, cleanup "
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"or extract\n\n"
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"see the mu, mu-<command> or mu-easy manpages for "
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"more information\n";
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if (noerror)
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g_print ("%s", usage);
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else
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g_printerr ("%s", usage);
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}
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static void
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show_version (void)
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{
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g_print ("mu (mail indexer/searcher) " VERSION "\n"
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"Copyright (C) 2008-2011 Dirk-Jan C. Binnema (GPLv3+)\n");
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}
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MuExitCode
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mu_config_execute (MuConfig *opts)
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{
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g_return_val_if_fail (opts, MU_EXITCODE_ERROR);
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if (opts->version) {
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show_version ();
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return MU_EXITCODE_OK;
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}
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if (!opts->params||!opts->params[0]) {/* no command? */
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show_version ();
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g_print ("\n");
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show_usage (TRUE);
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return MU_EXITCODE_ERROR;
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}
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switch (opts->cmd) {
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case MU_CONFIG_CMD_CLEANUP: return mu_cmd_cleanup (opts);
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case MU_CONFIG_CMD_EXTRACT: return mu_cmd_extract (opts);
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case MU_CONFIG_CMD_FIND: return mu_cmd_find (opts);
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case MU_CONFIG_CMD_INDEX: return mu_cmd_index (opts);
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case MU_CONFIG_CMD_MKDIR: return mu_cmd_mkdir (opts);
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case MU_CONFIG_CMD_VIEW: return mu_cmd_view (opts);
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case MU_CONFIG_CMD_CFIND: return mu_cmd_cfind (opts);
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case MU_CONFIG_CMD_UNKNOWN:
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g_printerr ("mu: unknown command '%s'\n\n", opts->cmdstr);
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show_usage (FALSE);
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return MU_EXITCODE_ERROR;
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default:
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g_return_val_if_reached (MU_EXITCODE_ERROR);
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}
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}
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