src/lib-imap/imap-util.c

	imap-util.c revision 10ffe25023df7de97803cd94cc3ad97ff1c986a7
/* Copyright (C) 2002 Timo Sirainen */

#include "lib.h"
#include "temp-string.h"
#include "imap-util.h"

const char *imap_write_flags(MailFlags flags, const char *custom_flags[],
                 unsigned int custom_flags_count)
{
    TempString *str;
    const char *sysflags, *name;
    unsigned int i;

    i_assert(custom_flags_count <= MAIL_CUSTOM_FLAGS_COUNT);

    if (flags == 0)
        return "";

    sysflags = t_strconcat((flags & MAIL_ANSWERED) ? " \\Answered" : "",
                   (flags & MAIL_FLAGGED) ? " \\Flagged" : "",
                   (flags & MAIL_DELETED) ? " \\Deleted" : "",
                   (flags & MAIL_SEEN) ? " \\Seen" : "",
                   (flags & MAIL_DRAFT) ? " \\Draft" : "",
                   (flags & MAIL_RECENT)  ? " \\Recent" : "",
                   NULL);

    if (*sysflags != '\0')
        sysflags++;

    if ((flags & MAIL_CUSTOM_FLAGS_MASK) == 0)
        return sysflags;

    /* we have custom flags too */
    str = t_string_new(256);
    t_string_append(str, sysflags);

    for (i = 0; i < custom_flags_count; i++) {
        if (flags & (1 << (i + MAIL_CUSTOM_FLAG_1_BIT))) {
            name = custom_flags[i];
            if (name != NULL && *name != '\0') {
                if (str->len > 0)
                    t_string_append_c(str, ' ');
                t_string_append(str, name);
            }
        }
    }

    return str->str;
}

const char *imap_escape(const char *str)
{
    char *ret, *p;
    size_t i, esc;

    /* get length of string and number of chars to escape */
    esc = 0;
    for (i = 0; str[i] != '\0'; i++) {
        if (IS_ESCAPED_CHAR(str[i]))
            esc++;
    }

    if (esc == 0)
        return str;

    /* escape them */
    p = ret = t_malloc(i + esc + 1);
    for (; *str != '\0'; str++) {
        if (IS_ESCAPED_CHAR(str[i]))
            *p++ = '\\';
        *p++ = *str;
    }
    *p = '\0';
    return ret;
}