gchar *get_part_as_string(MimeInfo *mimeinfo)
{
gchar *textdata = NULL;
gchar *filename = NULL;
FILE *fp;
cm_return_val_if_fail(mimeinfo != NULL, 0);
procmime_decode_content(mimeinfo);
if (mimeinfo->content == MIMECONTENT_MEM)
textdata = g_strdup(mimeinfo->data.mem);
else {
filename = procmime_get_tmp_file_name(mimeinfo);
if (procmime_get_part(filename, mimeinfo) < 0) {
g_warning("error dumping temporary file '%s'", filename);
g_free(filename);
return NULL;
}
fp = claws_fopen(filename,"rb");
if (!fp) {
g_warning("error opening temporary file '%s'", filename);
g_free(filename);
return NULL;
}
textdata = fp_read_noconv(fp);
claws_fclose(fp);
g_unlink(filename);
g_free(filename);
}
if (!g_utf8_validate(textdata, -1, NULL)) {
gchar *tmp = NULL;
codeconv_set_strict(TRUE);
if (procmime_mimeinfo_get_parameter(mimeinfo, "charset")) {
tmp = conv_codeset_strdup(textdata,
procmime_mimeinfo_get_parameter(mimeinfo, "charset"),
CS_UTF_8);
}
if (!tmp) {
tmp = conv_codeset_strdup(textdata,
conv_get_locale_charset_str_no_utf8(),
CS_UTF_8);
}
codeconv_set_strict(FALSE);
if (!tmp) {
tmp = conv_codeset_strdup(textdata,
conv_get_locale_charset_str_no_utf8(),
CS_UTF_8);
}
if (tmp) {
g_free(textdata);
textdata = tmp;
}
}
return textdata;
}
/**
* Specify common name for person object.
* \param person Person object.
* \param value name.
*/
void addritem_person_set_common_name( ItemPerson *person, const gchar *value ) {
if (!value || g_utf8_validate(value, -1, NULL))
ADDRITEM_NAME(person) = mgu_replace_string( ADDRITEM_NAME(person), value );
else {
gchar *out = conv_codeset_strdup(value,
conv_get_locale_charset_str_no_utf8(),
CS_INTERNAL);
if (out)
ADDRITEM_NAME(person) = mgu_replace_string( ADDRITEM_NAME(person), out );
g_free(out);
}
}
/**
* Specify nick name for person object.
* \param person Person object.
* \param value name.
*/
void addritem_person_set_nick_name( ItemPerson *person, const gchar *value ) {
if (!value || g_utf8_validate(value, -1, NULL))
person->nickName = mgu_replace_string( person->nickName, value );
else {
gchar *out = conv_codeset_strdup(value,
conv_get_locale_charset_str_no_utf8(),
CS_INTERNAL);
if (out)
person->nickName = mgu_replace_string( person->nickName, out );
g_free(out);
}
}
/**
* Builds a single regular expresion from an array of srings.
*
* @param strings The lines containing the different sub-regexp.
*
* @return The newly allocated regexp.
*/
static gchar *build_complete_regexp(gchar **strings)
{
int i = 0;
gchar *expr = NULL;
while (strings && strings[i] && *strings[i]) {
int old_len = expr ? strlen(expr):0;
int new_len = 0;
gchar *tmpstr = NULL;
if (g_utf8_validate(strings[i], -1, NULL))
tmpstr = g_strdup(strings[i]);
else
tmpstr = conv_codeset_strdup(strings[i],
conv_get_locale_charset_str_no_utf8(),
CS_INTERNAL);
if (strstr(tmpstr, "\n"))
*(strstr(tmpstr, "\n")) = '\0';
new_len = strlen(tmpstr);
expr = g_realloc(expr,
expr ? (old_len + strlen("|()") + new_len + 1)
: (strlen("()") + new_len + 1));
if (old_len) {
strcpy(expr + old_len, "|(");
strcpy(expr + old_len + 2, tmpstr);
strcpy(expr + old_len + 2 + new_len, ")");
} else {
strcpy(expr+old_len, "(");
strcpy(expr+old_len + 1, tmpstr);
strcpy(expr+old_len + 1 + new_len, ")");
}
g_free(tmpstr);
i++;
}
return expr;
}
static gint pgpinline_check_signature(MimeInfo *mimeinfo)
{
PrivacyDataPGP *data = NULL;
gchar *textdata = NULL, *tmp = NULL;
gpgme_data_t plain = NULL, cipher = NULL;
gpgme_error_t err;
cm_return_val_if_fail(mimeinfo != NULL, 0);
if (procmime_mimeinfo_parent(mimeinfo) == NULL) {
privacy_set_error(_("Incorrect part"));
return 0; /* not parent */
}
if (mimeinfo->type != MIMETYPE_TEXT) {
privacy_set_error(_("Not a text part"));
debug_print("type %d\n", mimeinfo->type);
return 0;
}
cm_return_val_if_fail(mimeinfo->privacy != NULL, 0);
data = (PrivacyDataPGP *) mimeinfo->privacy;
textdata = get_part_as_string(mimeinfo);
if (!textdata) {
g_free(textdata);
privacy_set_error(_("Couldn't get text data."));
return 0;
}
/* gtk2: convert back from utf8 */
tmp = conv_codeset_strdup(textdata, CS_UTF_8,
procmime_mimeinfo_get_parameter(mimeinfo, "charset"));
if (!tmp) {
tmp = conv_codeset_strdup(textdata, CS_UTF_8,
conv_get_locale_charset_str_no_utf8());
}
if (!tmp) {
g_warning("Can't convert charset to anything sane");
tmp = conv_codeset_strdup(textdata, CS_UTF_8, CS_US_ASCII);
}
g_free(textdata);
if (!tmp) {
privacy_set_error(_("Couldn't convert text data to any sane charset."));
return 0;
}
textdata = g_strdup(tmp);
g_free(tmp);
if ((err = gpgme_new(&data->ctx)) != GPG_ERR_NO_ERROR) {
debug_print(("Couldn't initialize GPG context, %s"), gpgme_strerror(err));
privacy_set_error(_("Couldn't initialize GPG context, %s"), gpgme_strerror(err));
g_free(textdata);
return 0;
}
gpgme_set_textmode(data->ctx, 1);
gpgme_set_armor(data->ctx, 1);
gpgme_data_new_from_mem(&plain, textdata, (size_t)strlen(textdata), 1);
gpgme_data_new(&cipher);
data->sigstatus = sgpgme_verify_signature(data->ctx, plain, NULL, cipher);
gpgme_data_release(plain);
gpgme_data_release(cipher);
g_free(textdata);
return 0;
}
