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/*
** Copyright (C) 2011 <djcb@djcbsoftware.nl>
**
** This program is free software; you can redistribute it and/or modify it
** under the terms of the GNU General Public License as published by the
** Free Software Foundation; either version 3, or (at your option) any
** later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software Foundation,
** Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
**
*/
#include "mu-flags.h"
struct _FlagInfo {
MuFlags flag;
char kar;
const char *name;
MuFlagType flag_type;
};
typedef struct _FlagInfo FlagInfo;
static const FlagInfo FLAG_INFO[] = {
/* NOTE: order of this is significant, due to optimizations
* below */
{ MU_FLAG_DRAFT, 'D', "draft", MU_FLAG_TYPE_MAILFILE },
{ MU_FLAG_FLAGGED, 'F', "flagged", MU_FLAG_TYPE_MAILFILE },
{ MU_FLAG_PASSED, 'P', "passed", MU_FLAG_TYPE_MAILFILE },
{ MU_FLAG_REPLIED, 'R', "replied", MU_FLAG_TYPE_MAILFILE },
{ MU_FLAG_SEEN, 'S', "seen", MU_FLAG_TYPE_MAILFILE },
{ MU_FLAG_TRASHED, 'T', "trashed", MU_FLAG_TYPE_MAILFILE },
{ MU_FLAG_NEW, 'N', "new", MU_FLAG_TYPE_MAILDIR },
{ MU_FLAG_SIGNED, 's', "signed", MU_FLAG_TYPE_CONTENT },
{ MU_FLAG_ENCRYPTED, 'x', "encrypted", MU_FLAG_TYPE_CONTENT },
{ MU_FLAG_HAS_ATTACH, 'a', "attach", MU_FLAG_TYPE_CONTENT },
{ MU_FLAG_UNREAD, 'u', "unread", MU_FLAG_TYPE_PSEUDO }
};
/* does not use FLAG_INFO, optimized */
MuFlagType
mu_flag_type (MuFlags flag)
{
if (flag >= MU_FLAG_DRAFT && flag <= MU_FLAG_TRASHED)
return MU_FLAG_TYPE_MAILFILE;
if (flag == MU_FLAG_NEW)
return MU_FLAG_TYPE_MAILDIR;
if (flag == MU_FLAG_UNREAD)
return MU_FLAG_TYPE_PSEUDO;
if (flag >= MU_FLAG_SIGNED && flag <= MU_FLAG_HAS_ATTACH)
return MU_FLAG_TYPE_CONTENT;
return MU_FLAG_TYPE_INVALID;
}
/* does not use FLAG_INFO, optimized */
char
mu_flag_char (MuFlags flag)
{
switch (flag) {
case MU_FLAG_DRAFT: return 'D';
case MU_FLAG_FLAGGED: return 'F';
case MU_FLAG_PASSED: return 'P';
case MU_FLAG_REPLIED: return 'R';
case MU_FLAG_SEEN: return 'S';
case MU_FLAG_TRASHED: return 'T';
case MU_FLAG_NEW: return 'N';
case MU_FLAG_SIGNED: return 's';
case MU_FLAG_ENCRYPTED: return 'x';
case MU_FLAG_HAS_ATTACH: return 'a';
case MU_FLAG_UNREAD: return 'u';
default:
return 0;
}
}
static MuFlags
mu_flag_from_char (char kar)
{
switch (kar) {
case 'D': return MU_FLAG_DRAFT;
case 'F': return MU_FLAG_FLAGGED;
case 'P': return MU_FLAG_PASSED;
case 'R': return MU_FLAG_REPLIED;
case 'S': return MU_FLAG_SEEN;
case 'T': return MU_FLAG_TRASHED;
case 'N': return MU_FLAG_NEW;
case 's': return MU_FLAG_SIGNED;
case 'x': return MU_FLAG_ENCRYPTED;
case 'a': return MU_FLAG_HAS_ATTACH;
case 'u': return MU_FLAG_UNREAD;
default:
return MU_FLAG_INVALID;
}
}
/* does not use FLAG_INFO, optimized */
const char*
mu_flag_name (MuFlags flag)
{
switch (flag) {
case MU_FLAG_DRAFT: return "draft";
case MU_FLAG_FLAGGED: return "flagged";
case MU_FLAG_PASSED: return "passed";
case MU_FLAG_REPLIED: return "replied";
case MU_FLAG_SEEN: return "seen";
case MU_FLAG_TRASHED: return "trashed";
case MU_FLAG_NEW: return "new";
case MU_FLAG_SIGNED: return "signed";
case MU_FLAG_ENCRYPTED: return "encrypted";
case MU_FLAG_HAS_ATTACH: return "attach";
case MU_FLAG_UNREAD: return "unread";
default:
return NULL;
}
}
const char*
mu_flags_to_str_s (MuFlags flags, MuFlagType types)
{
unsigned u,v;
static char str[sizeof(FLAG_INFO) + 1];
for (u = 0, v = 0; u != G_N_ELEMENTS(FLAG_INFO); ++u)
if (flags & FLAG_INFO[u].flag &&
types & FLAG_INFO[u].flag_type)
str[v++] = FLAG_INFO[u].kar;
str[v] = '\0';
return str;
}
MuFlags
mu_flags_from_str (const char *str, MuFlagType types)
{
const char *cur;
MuFlags flag;
g_return_val_if_fail (str, MU_FLAG_INVALID);
for (cur = str, flag = MU_FLAG_NONE; *cur; ++cur) {
MuFlags f;
f = mu_flag_from_char (*cur);
if (mu_flag_type (f) & types)
flag |= f;
}
return flag;
}
void
mu_flags_foreach (MuFlagsForeachFunc func, gpointer user_data)
{
unsigned u;
g_return_if_fail (func);
for (u = 0; u != G_N_ELEMENTS(FLAG_INFO); ++u)
func (FLAG_INFO[u].flag, user_data);
}
MuFlags
mu_flags_from_str_delta (const char *str, MuFlags oldflags,
MuFlagType types)
{
const char *cur;
MuFlags newflags;
g_return_val_if_fail (str, MU_FLAG_INVALID);
for (cur = str, newflags = oldflags; *cur; ++cur) {
MuFlags f;
if (*cur == '+' || *cur == '-') {
f = mu_flag_from_char (cur[1]);
if (f == 0)
goto error;
if (*cur == '+')
newflags |= f;
else
newflags &= ~f;
++cur;
continue;
}
goto error;
}
return newflags;
error:
g_warning ("invalid flag string");
return MU_FLAG_INVALID;
}
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