* refactoring: split src/ into mu/ and lib/
This commit is contained in:
djcb
230
lib/mu-flags.c
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230
lib/mu-flags.c
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/*
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** Copyright (C) 2011 <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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#include "mu-flags.h"
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struct _FlagInfo {
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MuFlags flag;
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char kar;
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const char *name;
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MuFlagType flag_type;
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};
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typedef struct _FlagInfo FlagInfo;
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static const FlagInfo FLAG_INFO[] = {
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/* NOTE: order of this is significant, due to optimizations
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* below */
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{ MU_FLAG_DRAFT, 'D', "draft", MU_FLAG_TYPE_MAILFILE },
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{ MU_FLAG_FLAGGED, 'F', "flagged", MU_FLAG_TYPE_MAILFILE },
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{ MU_FLAG_PASSED, 'P', "passed", MU_FLAG_TYPE_MAILFILE },
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{ MU_FLAG_REPLIED, 'R', "replied", MU_FLAG_TYPE_MAILFILE },
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{ MU_FLAG_SEEN, 'S', "seen", MU_FLAG_TYPE_MAILFILE },
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{ MU_FLAG_TRASHED, 'T', "trashed", MU_FLAG_TYPE_MAILFILE },
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{ MU_FLAG_NEW, 'N', "new", MU_FLAG_TYPE_MAILDIR },
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{ MU_FLAG_SIGNED, 'z', "signed", MU_FLAG_TYPE_CONTENT },
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{ MU_FLAG_ENCRYPTED, 'x', "encrypted", MU_FLAG_TYPE_CONTENT },
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{ MU_FLAG_HAS_ATTACH, 'a', "attach", MU_FLAG_TYPE_CONTENT },
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{ MU_FLAG_UNREAD, 'u', "unread", MU_FLAG_TYPE_PSEUDO }
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};
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/* does not use FLAG_INFO, optimized */
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MuFlagType
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mu_flag_type (MuFlags flag)
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{
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if (flag >= MU_FLAG_DRAFT && flag <= MU_FLAG_TRASHED)
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return MU_FLAG_TYPE_MAILFILE;
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if (flag == MU_FLAG_NEW)
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return MU_FLAG_TYPE_MAILDIR;
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if (flag == MU_FLAG_UNREAD)
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return MU_FLAG_TYPE_PSEUDO;
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if (flag >= MU_FLAG_SIGNED && flag <= MU_FLAG_HAS_ATTACH)
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return MU_FLAG_TYPE_CONTENT;
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return MU_FLAG_TYPE_INVALID;
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}
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/* does not use FLAG_INFO, optimized */
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char
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mu_flag_char (MuFlags flag)
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{
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switch (flag) {
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case MU_FLAG_DRAFT: return 'D';
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case MU_FLAG_FLAGGED: return 'F';
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case MU_FLAG_PASSED: return 'P';
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case MU_FLAG_REPLIED: return 'R';
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case MU_FLAG_SEEN: return 'S';
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case MU_FLAG_TRASHED: return 'T';
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case MU_FLAG_NEW: return 'N';
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case MU_FLAG_SIGNED: return 'z';
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case MU_FLAG_ENCRYPTED: return 'x';
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case MU_FLAG_HAS_ATTACH: return 'a';
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case MU_FLAG_UNREAD: return 'u';
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default:
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return 0;
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}
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}
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static MuFlags
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mu_flag_from_char (char kar)
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{
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switch (kar) {
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case 'D': return MU_FLAG_DRAFT;
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case 'F': return MU_FLAG_FLAGGED;
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case 'P': return MU_FLAG_PASSED;
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case 'R': return MU_FLAG_REPLIED;
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case 'S': return MU_FLAG_SEEN;
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case 'T': return MU_FLAG_TRASHED;
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case 'N': return MU_FLAG_NEW;
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case 'z': return MU_FLAG_SIGNED;
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case 'x': return MU_FLAG_ENCRYPTED;
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case 'a': return MU_FLAG_HAS_ATTACH;
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case 'u': return MU_FLAG_UNREAD;
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default:
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return MU_FLAG_INVALID;
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}
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}
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/* does not use FLAG_INFO, optimized */
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const char*
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mu_flag_name (MuFlags flag)
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{
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switch (flag) {
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case MU_FLAG_DRAFT: return "draft";
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case MU_FLAG_FLAGGED: return "flagged";
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case MU_FLAG_PASSED: return "passed";
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case MU_FLAG_REPLIED: return "replied";
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case MU_FLAG_SEEN: return "seen";
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case MU_FLAG_TRASHED: return "trashed";
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case MU_FLAG_NEW: return "new";
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case MU_FLAG_SIGNED: return "signed";
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case MU_FLAG_ENCRYPTED: return "encrypted";
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case MU_FLAG_HAS_ATTACH: return "attach";
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case MU_FLAG_UNREAD: return "unread";
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default:
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return NULL;
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}
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}
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const char*
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mu_flags_to_str_s (MuFlags flags, MuFlagType types)
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{
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unsigned u,v;
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static char str[sizeof(FLAG_INFO) + 1];
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for (u = 0, v = 0; u != G_N_ELEMENTS(FLAG_INFO); ++u)
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if (flags & FLAG_INFO[u].flag &&
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types & FLAG_INFO[u].flag_type)
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str[v++] = FLAG_INFO[u].kar;
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str[v] = '\0';
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return str;
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}
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MuFlags
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mu_flags_from_str (const char *str, MuFlagType types)
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{
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const char *cur;
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MuFlags flag;
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g_return_val_if_fail (str, MU_FLAG_INVALID);
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for (cur = str, flag = MU_FLAG_NONE; *cur; ++cur) {
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MuFlags f;
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f = mu_flag_from_char (*cur);
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if (mu_flag_type (f) & types)
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flag |= f;
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}
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return flag;
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}
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void
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mu_flags_foreach (MuFlagsForeachFunc func, gpointer user_data)
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{
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unsigned u;
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g_return_if_fail (func);
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for (u = 0; u != G_N_ELEMENTS(FLAG_INFO); ++u)
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func (FLAG_INFO[u].flag, user_data);
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}
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MuFlags
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mu_flags_from_str_delta (const char *str, MuFlags oldflags,
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MuFlagType types)
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{
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const char *cur;
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MuFlags newflags;
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g_return_val_if_fail (str, MU_FLAG_INVALID);
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for (cur = str, newflags = oldflags; *cur; ++cur) {
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MuFlags f;
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if (*cur == '+' || *cur == '-') {
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f = mu_flag_from_char (cur[1]);
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if (f == 0)
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goto error;
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if (*cur == '+')
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newflags |= f;
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else
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newflags &= ~f;
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++cur;
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continue;
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}
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goto error;
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}
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return newflags;
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error:
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g_warning ("invalid flag string");
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return MU_FLAG_INVALID;
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}
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