src/customheader.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2012 Hiroyuki Yamamoto and the Claws Mail team
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 3 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  17  *
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #include "claws-features.h"
  23 #endif
  24
  25 #include <glib.h>
  26 #include <string.h>
  27 #include <stdlib.h>
  28
  29 #include "customheader.h"
  30 #include "utils.h"
  31
  32
  33 gchar *custom_header_get_str(CustomHeader *ch)
  34 {
  35         return g_strdup_printf("%i:%s: %s",
  36                                ch->account_id, ch->name,
  37                                ch->value ? ch->value : "");
  38 }
  39
  40 CustomHeader *custom_header_read_str(const gchar *buf)
  41 {
  42         CustomHeader *ch;
  43         gchar *account_id_str;
  44         gint id;
  45         gchar *name;
  46         gchar *value;
  47         gchar *tmp;
  48
  49         Xstrdup_a(tmp, buf, return NULL);
  50
  51         account_id_str = tmp;
  52
  53         name = strchr(account_id_str, ':');
  54         if (!name)
  55                 return NULL;
  56         else {
  57                 gchar *endp;
  58
  59                 *name++ = '\0';
  60                 id = strtol(account_id_str, &endp, 10);
  61                 if (*endp != '\0') return NULL;
  62         }
  63
  64         value = strchr(name, ':');
  65         if (!value) return NULL;
  66
  67         *value++ = '\0';
  68
  69         g_strstrip(name);
  70         g_strstrip(value);
  71
  72         ch = g_new0(CustomHeader, 1);
  73         ch->account_id = id;
  74         ch->name = *name ? g_strdup(name) : NULL;
  75         ch->value = *value ? g_strdup(value) : NULL;
  76
  77         return ch;
  78 }
  79
  80 CustomHeader *custom_header_find(GSList *header_list, const gchar *header)
  81 {
  82         GSList *cur;
  83         CustomHeader *chdr;
  84
  85         for (cur = header_list; cur != NULL; cur = cur->next) {
  86                 chdr = (CustomHeader *)cur->data;
  87                 if (!g_utf8_collate(chdr->name, header))
  88                         return chdr;
  89         }
  90
  91         return NULL;
  92 }
  93
  94 void custom_header_free(CustomHeader *ch)
  95 {
  96         if (!ch) return;
  97
  98         g_free(ch->name);
  99         g_free(ch->value);
 100         g_free(ch);
 101 }
 102
 103 gboolean custom_header_is_allowed(const gchar *header)
 104 {
 105         cm_return_val_if_fail(header != NULL, FALSE);
 106
 107         if (g_ascii_strcasecmp(header, "Date")         != 0 &&
 108             g_ascii_strcasecmp(header, "From")         != 0 &&
 109             g_ascii_strcasecmp(header, "To")           != 0 &&
 110          /* g_ascii_strcasecmp(header, "Sender")       != 0 && */
 111             g_ascii_strcasecmp(header, "Message-ID")   != 0 &&
 112             g_ascii_strcasecmp(header, "In-Reply-To")  != 0 &&
 113             g_ascii_strcasecmp(header, "References")   != 0 &&
 114             g_ascii_strcasecmp(header, "MIME-Version") != 0 &&
 115             g_ascii_strcasecmp(header, "Content-Type") != 0 &&
 116             g_ascii_strcasecmp(header, "Content-Transfer-Encoding")
 117             != 0)
 118                 return TRUE;
 119
 120         return FALSE;
 121 }