#include <regex.h>
#include <modest-tny-platform-factory.h>
#include <modest-text-utils.h>
+#include <modest-account-mgr-helpers.h>
#include <modest-runtime.h>
#include <ctype.h>
*/
#define HYPERLINKIFY_MAX_LENGTH (1024*50)
-
-/*
- * we mark the ampersand with \007 when converting text->html
- * because after text->html we do hyperlink detecting, which
- * could be screwed up by the ampersand
- */
-#define MARK_AMP '\007'
-#define MARK_AMP_STR "\007"
-
-
/*
* we need these regexps to find URLs in plain text e-mails
*/
const gchar* prefix;
};
+
+/*
+ * we mark the ampersand with \007 when converting text->html
+ * because after text->html we do hyperlink detecting, which
+ * could be screwed up by the ampersand.
+ * ie. 1<3 ==> 1\007lt;3
+ */
+#define MARK_AMP '\007'
+#define MARK_AMP_STR "\007"
+
+/* mark & separately, because they are parts of urls.
+ * ie. a&b => a\006amp;b, but a>b => a\007gt;b
+ *
+ * we need to handle '&' separately, because it can be part of URIs
+ * (as in href="http://foo.bar?a=1&b=1"), so inside those URIs
+ * we need to re-replace \006amp; with '&' again, while outside uri's
+ * it will be '&'
+ *
+ * yes, it's messy, but a consequence of doing text->html first, then hyperlinkify
+ */
+#define MARK_AMP_URI '\006'
+#define MARK_AMP_URI_STR "\006"
+
+
+/* note: match MARK_AMP_URI_STR as well, because after txt->html, a '&' will look like $(MARK_AMP_URI_STR)"amp;" */
#define MAIL_VIEWER_URL_MATCH_PATTERNS { \
- { "(file|rtsp|http|ftp|https)://[-A-Za-z0-9_$.+!*(),;:@%&=?/~#]+[-A-Za-z0-9_$%&=?/~#]",\
+ { "(feed:|)(file|rtsp|http|ftp|https|mms|mmsh|webcal|feed|rtsp|rdp|lastfm|sip)://[-a-z0-9_$.+!*(),;:@%=\?/~#&" MARK_AMP_URI_STR \
+ "]+[-a-z0-9_$%&" MARK_AMP_URI_STR "=?/~#]", \
NULL, NULL },\
- { "www\\.[-a-z0-9.]+[-a-z0-9](:[0-9]*)?(/[-A-Za-z0-9_$.+!*(),;:@%&=?/~#]*[^]}\\),?!;:\"]?)?",\
+ { "www\\.[-a-z0-9_$.+!*(),;:@%=?/~#" MARK_AMP_URI_STR "]+[-a-z0-9_$%" MARK_AMP_URI_STR "=?/~#]",\
NULL, "http://" }, \
- { "ftp\\.[-a-z0-9.]+[-a-z0-9](:[0-9]*)?(/[-A-Za-z0-9_$.+!*(),;:@%&=?/~#]*[^]}\\),?!;:\"]?)?",\
+ { "ftp\\.[-a-z0-9_$.+!*(),;:@%=?/~#" MARK_AMP_URI_STR "]+[-a-z0-9_$%" MARK_AMP_URI_STR "=?/~#]",\
NULL, "ftp://" },\
- { "(voipto|callto|chatto|jabberto|xmpp):[-_a-z@0-9.\\+]+", \
+ { "(jabberto|voipto|sipto|sip|chatto|skype|xmpp):[-_a-z@0-9.+]+", \
NULL, NULL}, \
{ "mailto:[-_a-z0-9.\\+]+@[-_a-z0-9.]+", \
NULL, NULL},\
/* private */
static gchar* cite (const time_t sent_date, const gchar *from);
-static void hyperlinkify_plain_text (GString *txt);
+static void hyperlinkify_plain_text (GString *txt, gint offset);
static gint cmp_offsets_reverse (const url_match_t *match1, const url_match_t *match2);
-static GSList* get_url_matches (GString *txt);
+static GSList* get_url_matches (GString *txt, gint offset);
static GString* get_next_line (const char *b, const gsize blen, const gchar * iter);
static int get_indent_level (const char *l);
-static void unquote_line (GString * l);
-static void append_quoted (GString * buf, const int indent, const GString * str,
+static void unquote_line (GString * l, const gchar *quote_symbol);
+static void append_quoted (GString * buf, const gchar *quote_symbol,
+ const int indent, const GString * str,
const int cutpoint);
static int get_breakpoint_utf8 (const gchar * s, const gint indent, const gint limit);
static int get_breakpoint_ascii (const gchar * s, const gint indent, const gint limit);
GList *attachments,
int limit);
static gchar* get_email_from_address (const gchar *address);
+static void remove_extra_spaces (gchar *string);
+
/* ******************************************************************* */
const gchar *from,
time_t sent_date)
{
- gchar *retval;
- gchar *tmp_sig;
-
+ gchar *retval, *tmp;
+
g_return_val_if_fail (text, NULL);
g_return_val_if_fail (content_type, NULL);
-
- if (!signature)
- retval = g_strdup ("");
- else if (strcmp(content_type, "text/html") == 0) {
- tmp_sig = g_strconcat ("\n", signature, NULL);
- retval = modest_text_utils_convert_to_html_body(tmp_sig, -1, TRUE);
- g_free (tmp_sig);
+
+ if (strcmp (content_type, "text/html") == 0) {
+ tmp = modest_text_utils_convert_to_html_body (text, -1, TRUE);
+ if (signature) {
+ gchar *colored_signature = modest_text_utils_create_colored_signature (signature);
+ retval = g_strconcat (tmp, colored_signature, NULL);
+ g_free (colored_signature);
+ g_free (tmp);
+ } else {
+ retval = tmp;
+ }
} else {
- retval = g_strconcat (text, "\n", signature, NULL);
+ if (signature)
+ retval = g_strconcat (text, "\n", MODEST_TEXT_UTILS_SIGNATURE_MARKER, "\n", signature, NULL);
+ else
+ retval = g_strdup (text);
}
return retval;
const gchar *to,
const gchar *subject)
{
+ g_return_val_if_fail (sent, NULL);
+
return g_strdup_printf ("%s\n%s %s\n%s %s\n%s %s\n%s %s\n",
FORWARD_STRING,
FROM_STRING, (from)?from:"",
{
struct tm tm;
+ /* To prevent possible problems in strftime that could leave
+ garbage in the s variable */
+ if (s)
+ s[0] = '\0';
+ else
+ return 0;
+
/* does not work on old maemo glib:
* g_date_set_time_t (&date, timet);
*/
}
gchar *
-modest_text_utils_derived_subject (const gchar *subject, const gchar *prefix)
+modest_text_utils_derived_subject (const gchar *subject, gboolean is_reply)
{
- gchar *tmp;
-
- g_return_val_if_fail (prefix, NULL);
+ gchar *tmp, *subject_dup, *retval, *prefix;
+ const gchar *untranslated_prefix;
+ gint prefix_len, untranslated_prefix_len;
+ gboolean found = FALSE;
if (!subject || subject[0] == '\0')
subject = _("mail_va_no_subject");
- tmp = g_strchug (g_strdup (subject));
+ subject_dup = g_strdup (subject);
+ tmp = g_strchug (subject_dup);
+
+ prefix = (is_reply) ? _("mail_va_re") : _("mail_va_fw");
+ prefix = g_strconcat (prefix, ":", NULL);
+ prefix_len = g_utf8_strlen (prefix, -1);
- if (!strncmp (tmp, prefix, strlen (prefix))) {
- return tmp;
+ untranslated_prefix = (is_reply) ? "Re:" : "Fw:";
+ untranslated_prefix_len = 3;
+
+ if (g_str_has_prefix (tmp, prefix) ||
+ g_str_has_prefix (tmp, untranslated_prefix)) {
+ found = TRUE;
} else {
- g_free (tmp);
- return g_strdup_printf ("%s %s", prefix, subject);
+ gchar *prefix_down, *tmp_down, *untranslated_down;
+
+ prefix_down = g_utf8_strdown (prefix, -1);
+ untranslated_down = g_utf8_strdown (untranslated_prefix, -1);
+ tmp_down = g_utf8_strdown (tmp, -1);
+ if (g_str_has_prefix (tmp_down, prefix_down) ||
+ g_str_has_prefix (tmp_down, untranslated_down) ||
+ (!is_reply && g_str_has_prefix (tmp_down, "fwd:")))
+ found = TRUE;
+
+ g_free (prefix_down);
+ g_free (untranslated_down);
+ g_free (tmp_down);
+ }
+
+ if (found) {
+ /* If the prefix is already present do not touch the subject */
+ retval = subject_dup;
+ } else {
+ /* Normal case, add the prefix */
+ retval = g_strdup_printf ("%s %s", untranslated_prefix, tmp);
+ g_free (subject_dup);
+ }
+ g_free (prefix);
+
+ return retval;
+}
+
+
+/* Performs a case-insensitive strstr for ASCII strings */
+static const gchar *
+ascii_stristr(const gchar *haystack, const gchar *needle)
+{
+ int needle_len;
+ int haystack_len;
+ const gchar *pos;
+ const gchar *max_pos;
+
+ if (haystack == NULL || needle == NULL) {
+ return haystack; /* as in strstr */
+ }
+
+ needle_len = strlen(needle);
+
+ if (needle_len == 0) {
+ return haystack; /* as in strstr */
}
+
+ haystack_len = strlen(haystack);
+ max_pos = haystack + haystack_len - needle_len;
+
+ for (pos = haystack; pos <= max_pos; pos++) {
+ if (g_ascii_strncasecmp (pos, needle, needle_len) == 0) {
+ return pos;
+ }
+ }
+
+ return NULL;
}
+
gchar*
modest_text_utils_remove_address (const gchar *address_list, const gchar *address)
{
gchar *email_address;
g_return_val_if_fail (address_list, NULL);
-
+
if (!address)
return g_strdup (address_list);
email_address = get_email_from_address (address);
-
+
/* search for substring */
- if (!strstr ((const char *) address_list, (const char *) email_address)) {
+ if (!ascii_stristr ((const char *) address_list, (const char *) email_address)) {
g_free (email_address);
return g_strdup (address_list);
}
dup = g_strdup (address_list);
filtered_emails = g_string_new (NULL);
-
+
token = strtok_r (dup, ",", &ptr);
while (token != NULL) {
/* Add to list if not found */
- if (!strstr ((const char *) token, (const char *) email_address)) {
+ if (!ascii_stristr ((const char *) token, (const char *) email_address)) {
if (filtered_emails->len == 0)
g_string_append_printf (filtered_emails, "%s", g_strstrip (token));
else
return result;
}
+
+gchar*
+modest_text_utils_remove_duplicate_addresses (const gchar *address_list)
+{
+ GSList *addresses, *cursor;
+ GHashTable *table;
+ gchar *new_list = NULL;
+
+ g_return_val_if_fail (address_list, NULL);
+
+ table = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, NULL);
+ addresses = modest_text_utils_split_addresses_list (address_list);
+
+ cursor = addresses;
+ while (cursor) {
+ const gchar* address = (const gchar*)cursor->data;
+
+ /* We need only the email to just compare it and not
+ the full address which would make "a <a@a.com>"
+ different from "a@a.com" */
+ const gchar *email = get_email_from_address (address);
+
+ /* ignore the address if already seen */
+ if (g_hash_table_lookup (table, email) == 0) {
+ gchar *tmp;
+
+ /* Include the full address and not only the
+ email in the returned list */
+ if (!new_list) {
+ tmp = g_strdup (address);
+ } else {
+ tmp = g_strjoin (",", new_list, address, NULL);
+ g_free (new_list);
+ }
+ new_list = tmp;
+
+ g_hash_table_insert (table, (gchar*)email, GINT_TO_POINTER(1));
+ }
+ cursor = g_slist_next (cursor);
+ }
+
+ g_hash_table_unref (table);
+ g_slist_foreach (addresses, (GFunc)g_free, NULL);
+ g_slist_free (addresses);
+
+ if (new_list == NULL)
+ new_list = g_strdup ("");
+
+ return new_list;
+}
+
+
static void
modest_text_utils_convert_buffer_to_html_start (GString *html, const gchar *data, gssize n)
{
- guint i;
+ guint i;
gboolean space_seen = FALSE;
guint break_dist = 0; /* distance since last break point */
/* replace with special html chars where needed*/
for (i = 0; i != n; ++i) {
- char kar = data[i];
+ guchar kar = data[i];
if (space_seen && kar != ' ') {
- g_string_append_c (html, ' ');
+ g_string_append (html, " ");
space_seen = FALSE;
}
/* we artificially insert a breakpoint (newline)
* after 256, to make sure our lines are not so long
* they will DOS the regexping later
+ * Also, check that kar is ASCII to make sure that we
+ * don't break a UTF8 char in two
*/
- if (++break_dist == 256) {
+ if (++break_dist >= 256 && kar < 127) {
g_string_append_c (html, '\n');
break_dist = 0;
}
switch (kar) {
case 0:
- case MARK_AMP: /* this is a temp place holder for '&'; we can only
+ case MARK_AMP:
+ case MARK_AMP_URI:
+ /* this is a temp place holder for '&'; we can only
* set the real '&' after hyperlink translation, otherwise
* we might screw that up */
break; /* ignore embedded \0s and MARK_AMP */
case '<' : g_string_append (html, MARK_AMP_STR "lt;"); break;
case '>' : g_string_append (html, MARK_AMP_STR "gt;"); break;
- case '&' : g_string_append (html, MARK_AMP_STR "amp;"); break;
+ case '&' : g_string_append (html, MARK_AMP_URI_STR "amp;"); break; /* special case */
case '"' : g_string_append (html, MARK_AMP_STR "quot;"); break;
/* don't convert ' --> wpeditor will try to re-convert it... */
//case '\'' : g_string_append (html, "'"); break;
- case '\n' : g_string_append (html, "<br>\n");break_dist= 0; break;
+ case '\n' : g_string_append (html, "<br/>\n");break_dist= 0; break;
case '\t' : g_string_append (html, MARK_AMP_STR "nbsp;" MARK_AMP_STR "nbsp;" MARK_AMP_STR "nbsp; ");
break_dist=0; break; /* note the space at the end*/
case ' ':
break_dist = 0;
if (space_seen) { /* second space in a row */
g_string_append (html, " ");
- space_seen = FALSE;
} else
space_seen = TRUE;
break;
int i;
/* replace all our MARK_AMPs with real ones */
for (i = 0; i != html->len; ++i)
- if ((html->str)[i] == MARK_AMP)
+ if ((html->str)[i] == MARK_AMP || (html->str)[i] == MARK_AMP_URI)
(html->str)[i] = '&';
}
g_string_append (html, "</body></html>");
if (len <= HYPERLINKIFY_MAX_LENGTH)
- hyperlinkify_plain_text (html);
+ hyperlinkify_plain_text (html, 0);
modest_text_utils_convert_buffer_to_html_finish (html);
modest_text_utils_convert_buffer_to_html_start (html, data, n);
if (hyperlinkify && (n < HYPERLINKIFY_MAX_LENGTH))
- hyperlinkify_plain_text (html);
+ hyperlinkify_plain_text (html, 0);
modest_text_utils_convert_buffer_to_html_finish (html);
void
modest_text_utils_get_addresses_indexes (const gchar *addresses, GSList **start_indexes, GSList **end_indexes)
{
- gchar *current, *start, *last_blank;
- gint start_offset = 0, current_offset = 0;
+ GString *str;
+ gchar *start, *cur;
- g_return_if_fail (start_indexes != NULL);
- g_return_if_fail (end_indexes != NULL);
+ if (!addresses)
+ return;
+
+ if (strlen (addresses) == 0)
+ return;
- start = (gchar *) addresses;
- current = start;
- last_blank = start;
+ str = g_string_new ("");
+ start = (gchar*) addresses;
+ cur = (gchar*) addresses;
- while (*current != '\0') {
- if ((start == current)&&((*current == ' ')||(*current == ',')||(*current == ';'))) {
- start = g_utf8_next_char (start);
- start_offset++;
- last_blank = current;
- } else if ((*current == ',')||(*current == ';')) {
+ for (cur = start; *cur != '\0'; cur = g_utf8_next_char (cur)) {
+ if (*cur == ',' || *cur == ';') {
gint *start_index, *end_index;
- start_index = g_new0(gint, 1);
- end_index = g_new0(gint, 1);
- *start_index = start_offset;
- *end_index = current_offset;
+ gchar *next_char = g_utf8_next_char (cur);
+
+ if (!g_utf8_strchr (start, (cur - start + 1), g_utf8_get_char ("@")) &&
+ next_char && *next_char != '\n' && *next_char != '\0')
+ continue;
+
+ start_index = g_new0 (gint, 1);
+ end_index = g_new0 (gint, 1);
+ *start_index = g_utf8_pointer_to_offset (addresses, start);
+ *end_index = g_utf8_pointer_to_offset (addresses, cur);;
*start_indexes = g_slist_prepend (*start_indexes, start_index);
*end_indexes = g_slist_prepend (*end_indexes, end_index);
- start = g_utf8_next_char (current);
- start_offset = current_offset + 1;
- last_blank = start;
- } else if (*current == '"') {
- current = g_utf8_next_char (current);
- current_offset ++;
- while ((*current != '"')&&(*current != '\0')) {
- current = g_utf8_next_char (current);
- current_offset ++;
- }
+ start = g_utf8_next_char (cur);
}
-
- current = g_utf8_next_char (current);
- current_offset ++;
}
- if (start != current) {
- gint *start_index, *end_index;
- start_index = g_new0(gint, 1);
- end_index = g_new0(gint, 1);
- *start_index = start_offset;
- *end_index = current_offset;
- *start_indexes = g_slist_prepend (*start_indexes, start_index);
- *end_indexes = g_slist_prepend (*end_indexes, end_index);
+ if (start != cur) {
+ gint *start_index, *end_index;
+ start_index = g_new0 (gint, 1);
+ end_index = g_new0 (gint, 1);
+ *start_index = g_utf8_pointer_to_offset (addresses, start);
+ *end_index = g_utf8_pointer_to_offset (addresses, cur);;
+ *start_indexes = g_slist_prepend (*start_indexes, start_index);
+ *end_indexes = g_slist_prepend (*end_indexes, end_index);
}
-
- *start_indexes = g_slist_reverse (*start_indexes);
- *end_indexes = g_slist_reverse (*end_indexes);
- return;
+ if (*start_indexes)
+ *start_indexes = g_slist_reverse (*start_indexes);
+ if (*end_indexes)
+ *end_indexes = g_slist_reverse (*end_indexes);
}
+
GSList *
modest_text_utils_split_addresses_list (const gchar *addresses)
{
- gchar *current, *start, *last_blank;
- GSList *result = NULL;
-
- start = (gchar *) addresses;
- current = start;
- last_blank = start;
-
- while (*current != '\0') {
- if ((start == current)&&((*current == ' ')||(*current == ',')||(*current == ';'))) {
- start = g_utf8_next_char (start);
- last_blank = current;
- } else if ((*current == ',')||(*current == ';')) {
- gchar *new_address = NULL;
- new_address = g_strndup (start, current - last_blank);
- result = g_slist_prepend (result, new_address);
- start = g_utf8_next_char (current);
- last_blank = start;
- } else if (*current == '\"') {
- if (current == start) {
- current = g_utf8_next_char (current);
- start = g_utf8_next_char (start);
- }
- while ((*current != '\"')&&(*current != '\0'))
- current = g_utf8_next_char (current);
+ GSList *head;
+ const gchar *my_addrs = addresses;
+ const gchar *end;
+ gchar *addr;
+ gboolean after_at = FALSE;
+
+ g_return_val_if_fail (addresses, NULL);
+
+ /* skip any space, ',', ';' '\n' at the start */
+ while (my_addrs && (my_addrs[0] == ' ' || my_addrs[0] == ',' ||
+ my_addrs[0] == ';' || my_addrs[0] == '\n'))
+ ++my_addrs;
+
+ /* are we at the end of addresses list? */
+ if (!my_addrs[0])
+ return NULL;
+
+ /* nope, we are at the start of some address
+ * now, let's find the end of the address */
+ end = my_addrs + 1;
+ while (end[0] && end[0] != ';' && !(after_at && end[0] == ',')) {
+ if (end[0] == '\"') {
+ while (end[0] && end[0] != '\"')
+ ++end;
}
-
- current = g_utf8_next_char (current);
+ if (end[0] == '@') {
+ after_at = TRUE;
+ }
+ if ((end[0] && end[0] == '>')&&(end[1] && end[1] == ',')) {
+ ++end;
+ break;
+ }
+ ++end;
+ }
+
+ /* we got the address; copy it and remove trailing whitespace */
+ addr = g_strndup (my_addrs, end - my_addrs);
+ g_strchomp (addr);
+
+ remove_extra_spaces (addr);
+
+ head = g_slist_append (NULL, addr);
+ head->next = modest_text_utils_split_addresses_list (end); /* recurse */
+
+ return head;
+}
+
+gchar *
+modest_text_utils_join_addresses (const gchar *from,
+ const gchar *to,
+ const gchar *cc,
+ const gchar *bcc)
+{
+ GString *buffer;
+ gboolean add_separator = FALSE;
+
+ buffer = g_string_new ("");
+
+ if (from && strlen (from)) {
+ buffer = g_string_append (buffer, from);
+ add_separator = TRUE;
}
+ if (to && strlen (to)) {
+ if (add_separator)
+ buffer = g_string_append (buffer, "; ");
+ else
+ add_separator = TRUE;
- if (start != current) {
- gchar *new_address = NULL;
- new_address = g_strndup (start, current - last_blank);
- result = g_slist_prepend (result, new_address);
+ buffer = g_string_append (buffer, to);
}
+ if (cc && strlen (cc)) {
+ if (add_separator)
+ buffer = g_string_append (buffer, "; ");
+ else
+ add_separator = TRUE;
- result = g_slist_reverse (result);
- return result;
+ buffer = g_string_append (buffer, cc);
+ }
+ if (bcc && strlen (bcc)) {
+ if (add_separator)
+ buffer = g_string_append (buffer, "; ");
+ else
+ add_separator = TRUE;
+
+ buffer = g_string_append (buffer, bcc);
+ }
+ return g_string_free (buffer, FALSE);
}
void
*end = range_end;
}
+gchar *
+modest_text_utils_address_with_standard_length (const gchar *recipients_list)
+{
+ gchar ** splitted;
+ gchar ** current;
+ GString *buffer = g_string_new ("");
+
+ splitted = g_strsplit (recipients_list, "\n", 0);
+ current = splitted;
+ while (*current) {
+ gchar *line;
+ if (current != splitted)
+ buffer = g_string_append_c (buffer, '\n');
+ line = g_strndup (*splitted, 1000);
+ buffer = g_string_append (buffer, line);
+ g_free (line);
+ current++;
+ }
+
+ g_strfreev (splitted);
+
+ return g_string_free (buffer, FALSE);
+}
+
/* ******************************************************************* */
/* ************************* UTILIY FUNCTIONS ************************ */
/* if we hit the signature marker "-- ", we return -(indent + 1). This
* stops reformatting.
*/
- if (strcmp (l, "-- ") == 0) {
+ if (strcmp (l, MODEST_TEXT_UTILS_SIGNATURE_MARKER) == 0) {
return -1 - indent;
} else {
return indent;
}
static void
-unquote_line (GString * l)
+unquote_line (GString * l, const gchar *quote_symbol)
{
gchar *p;
+ gint quote_len;
p = l->str;
+ quote_len = strlen (quote_symbol);
while (p[0]) {
- if (p[0] == '>') {
- if (p[1] == ' ') {
+ if (g_str_has_prefix (p, quote_symbol)) {
+ p+=quote_len;
+ while (p[0] && p[0] == ' ') {
p++;
}
+ continue;
} else {
break;
}
}
static void
-append_quoted (GString * buf, int indent, const GString * str,
+append_quoted (GString * buf, const gchar *quote_symbol,
+ int indent, const GString * str,
const int cutpoint)
{
int i;
+ gchar *quote_concat;
indent = indent < 0 ? abs (indent) - 1 : indent;
+ quote_concat = g_strconcat (quote_symbol, " ", NULL);
for (i = 0; i <= indent; i++) {
- g_string_append (buf, "> ");
+ g_string_append (buf, quote_concat);
}
+ g_free (quote_concat);
if (cutpoint > 0) {
g_string_append_len (buf, str->str, cutpoint);
} else {
const gchar *pos, *last;
gunichar *uni;
+ if (2*indent >= limit)
+ return strlen (s);
+
indent = indent < 0 ? abs (indent) - 1 : indent;
last = NULL;
}
-static gchar *
-modest_text_utils_quote_plain_text (const gchar *text,
- const gchar *cite,
- const gchar *signature,
- GList *attachments,
- int limit)
+static GString *
+modest_text_utils_quote_body (GString *output, const gchar *text,
+ const gchar *quote_symbol,
+ int limit)
{
+
const gchar *iter;
- gint indent, breakpoint, rem_indent = 0;
- GString *q, *l, *remaining;
gsize len;
- gchar *attachments_string = NULL;
-
- /* remaining will store the rest of the line if we have to break it */
- q = g_string_new ("\n");
- q = g_string_append (q, cite);
- q = g_string_append_c (q, '\n');
- remaining = g_string_new ("");
+ gint indent, breakpoint, rem_indent = 0;
+ GString *l, *remaining;
+ gchar *forced_wrap_append;
iter = text;
len = strlen(text);
+ remaining = g_string_new ("");
+ forced_wrap_append = NULL;
do {
- l = get_next_line (text, len, iter);
- iter = iter + l->len + 1;
- indent = get_indent_level (l->str);
- unquote_line (l);
+
+ if (forced_wrap_append) {
+ gint next_line_indent;
+ gint l_len_with_indent;
+
+ g_string_erase (remaining, 0, -1);
+ next_line_indent = get_indent_level (iter);
+ l = get_next_line (text, len, iter);
+ l_len_with_indent = l->len;
+ unquote_line (l, quote_symbol);
+ if ((l->str && l->str[0] == '\0') || (next_line_indent != indent)) {
+ g_string_free (l, TRUE);
+ l = g_string_new (forced_wrap_append);
+ } else {
+ gunichar first_in_l;
+ iter = iter + l_len_with_indent + 1;
+ first_in_l = g_utf8_get_char_validated (l->str, l->len);
+ if (!g_unichar_isspace (first_in_l))
+ l = g_string_prepend (l, " ");
+ l = g_string_prepend (l, forced_wrap_append);
+ }
+ g_free (forced_wrap_append);
+ forced_wrap_append = NULL;
+ } else {
+ l = get_next_line (text, len, iter);
+ iter = iter + l->len + 1;
+ indent = get_indent_level (l->str);
+ unquote_line (l, quote_symbol);
+ }
if (remaining->len) {
if (l->len && indent == rem_indent) {
g_string_prepend (l, remaining->str);
} else {
do {
+ gunichar remaining_first;
breakpoint =
get_breakpoint (remaining->str,
rem_indent,
limit);
- append_quoted (q, rem_indent,
- remaining, breakpoint);
+ if (breakpoint < remaining->len) {
+ g_free (forced_wrap_append);
+ forced_wrap_append = g_strdup (remaining->str + breakpoint);
+ } else {
+ if (!forced_wrap_append)
+ append_quoted (output, quote_symbol, rem_indent,
+ remaining, breakpoint);
+ }
g_string_erase (remaining, 0,
breakpoint);
- if (remaining->str[0] == ' ') {
- g_string_erase (remaining, 0,
- 1);
+ remaining_first = g_utf8_get_char_validated (remaining->str, remaining->len);
+ if (remaining_first != ((gunichar) -1)) {
+ if (g_unichar_isspace (remaining_first)) {
+ g_string_erase (remaining, 0, g_utf8_next_char (remaining->str) - remaining->str);
+ }
}
} while (remaining->len);
}
g_string_erase (remaining, 0, 1);
}
rem_indent = indent;
- append_quoted (q, indent, l, breakpoint);
+ if (remaining->len > 0) {
+ g_free (forced_wrap_append);
+ forced_wrap_append = g_strdup (remaining->str);
+ }
+ append_quoted (output, quote_symbol, indent, l, breakpoint);
g_string_free (l, TRUE);
- } while ((iter < text + len) || (remaining->str[0]));
+ } while ((iter < text + len) || (remaining->str[0]) || forced_wrap_append);
- attachments_string = quoted_attachments (attachments);
- q = g_string_append (q, attachments_string);
- g_free (attachments_string);
+ return output;
+}
+
+static gchar *
+modest_text_utils_quote_plain_text (const gchar *text,
+ const gchar *cite,
+ const gchar *signature,
+ GList *attachments,
+ int limit)
+{
+ GString *q;
+ gchar *attachments_string = NULL;
+
+ q = g_string_new ("");
if (signature != NULL) {
- q = g_string_append_c (q, '\n');
+ g_string_append_printf (q, "\n%s\n", MODEST_TEXT_UTILS_SIGNATURE_MARKER);
q = g_string_append (q, signature);
}
+ q = g_string_append (q, "\n");
+ q = g_string_append (q, cite);
+ q = g_string_append_c (q, '\n');
+
+ q = modest_text_utils_quote_body (q, text, ">", limit);
+
+ attachments_string = quoted_attachments (attachments);
+ q = g_string_append (q, attachments_string);
+ g_free (attachments_string);
+
return g_string_free (q, FALSE);
}
+static void
+quote_html_add_to_gstring (GString *string,
+ const gchar *text)
+{
+ if (text && strcmp (text, "")) {
+ gchar *html_text = modest_text_utils_convert_to_html_body (text, -1, TRUE);
+ g_string_append_printf (string, "%s<br/>", html_text);
+ g_free (html_text);
+ }
+}
+
static gchar*
modest_text_utils_quote_html (const gchar *text,
const gchar *cite,
GList *attachments,
int limit)
{
- gchar *result = NULL;
- gchar *signature_result = NULL;
- const gchar *format = \
- "<!DOCTYPE html PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">\n" \
- "<html>\n" \
- "<body>\n" \
- "<br/>%s<br/>" \
- "<pre>%s<br/>%s<br/>%s</pre>\n" \
- "</body>\n" \
- "</html>\n";
- gchar *attachments_string = NULL;
- gchar *q_attachments_string = NULL;
- gchar *q_cite = NULL;
- gchar *html_text = NULL;
-
- if (signature == NULL)
- signature_result = g_strdup ("");
- else
- signature_result = modest_text_utils_convert_to_html_body (signature, -1, TRUE);
+ GString *result_string;
+
+ result_string =
+ g_string_new ( \
+ "<!DOCTYPE html PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">\n" \
+ "<html>\n" \
+ "<body>\n");
+
+ if (text || cite || signature) {
+ GString *quoted_text;
+ g_string_append (result_string, "<pre>\n");
+ if (signature) {
+ gchar *colored_signature = modest_text_utils_create_colored_signature (signature);
+ g_string_append_printf (result_string, "%s<br/>", colored_signature);
+ g_free (colored_signature);
+ }
+ quote_html_add_to_gstring (result_string, cite);
+ quoted_text = g_string_new ("");
+ quoted_text = modest_text_utils_quote_body (quoted_text, (text) ? text : "", ">", limit);
+ quote_html_add_to_gstring (result_string, quoted_text->str);
+ g_string_free (quoted_text, TRUE);
+ if (attachments) {
+ gchar *attachments_string = quoted_attachments (attachments);
+ quote_html_add_to_gstring (result_string, attachments_string);
+ g_free (attachments_string);
+ }
+ g_string_append (result_string, "</pre>");
+ }
+ g_string_append (result_string, "</body>");
+ g_string_append (result_string, "</html>");
- attachments_string = quoted_attachments (attachments);
- q_attachments_string = modest_text_utils_convert_to_html_body (attachments_string, -1, TRUE);
- q_cite = modest_text_utils_convert_to_html_body (cite, -1, TRUE);
- html_text = modest_text_utils_convert_to_html_body (text, -1, TRUE);
- result = g_strdup_printf (format, signature_result, q_cite, html_text, q_attachments_string);
- g_free (q_cite);
- g_free (html_text);
- g_free (attachments_string);
- g_free (q_attachments_string);
- g_free (signature_result);
-
- return result;
+ return g_string_free (result_string, FALSE);
}
static gint
return match2->offset - match1->offset;
}
-static gboolean url_matches_block = 0;
+static gint url_matches_block = 0;
static url_match_pattern_t patterns[] = MAIL_VIEWER_URL_MATCH_PATTERNS;
+static GMutex *url_patterns_mutex = NULL;
static gboolean
patterns[i].preg = g_slice_new0 (regex_t);
/* this should not happen */
- g_return_val_if_fail (regcomp (patterns[i].preg, patterns[i].regex,
- REG_ICASE|REG_EXTENDED|REG_NEWLINE) == 0, FALSE);
+ if (regcomp (patterns[i].preg, patterns[i].regex,
+ REG_ICASE|REG_EXTENDED|REG_NEWLINE) != 0) {
+ g_warning ("%s: error in regexp:\n%s\n", __FUNCTION__, patterns[i].regex);
+ return FALSE;
+ }
}
return TRUE;
}
void
modest_text_utils_hyperlinkify_begin (void)
{
+
+ if (url_patterns_mutex == NULL) {
+ url_patterns_mutex = g_mutex_new ();
+ }
+ g_mutex_lock (url_patterns_mutex);
if (url_matches_block == 0)
compile_patterns ();
url_matches_block ++;
+ g_mutex_unlock (url_patterns_mutex);
}
void
modest_text_utils_hyperlinkify_end (void)
{
+ g_mutex_lock (url_patterns_mutex);
url_matches_block--;
if (url_matches_block <= 0)
free_patterns ();
+ g_mutex_unlock (url_patterns_mutex);
}
static GSList*
-get_url_matches (GString *txt)
+get_url_matches (GString *txt, gint offset)
{
regmatch_t rm;
- guint rv, i, offset = 0;
+ guint rv, i, tmp_offset = 0;
GSList *match_list = NULL;
const size_t pattern_num = sizeof(patterns)/sizeof(url_match_pattern_t);
/* find all the matches */
for (i = 0; i != pattern_num; ++i) {
- offset = 0;
+ tmp_offset = offset;
while (1) {
url_match_t *match;
gboolean is_submatch;
GSList *cursor;
- if ((rv = regexec (patterns[i].preg, txt->str + offset, 1, &rm, 0)) != 0) {
+ if ((rv = regexec (patterns[i].preg, txt->str + tmp_offset, 1, &rm, 0)) != 0) {
g_return_val_if_fail (rv == REG_NOMATCH, NULL); /* this should not happen */
break; /* try next regexp */
}
while (cursor && !is_submatch) {
const url_match_t *old_match =
(const url_match_t *) cursor->data;
- guint new_offset = offset + rm.rm_so;
+ guint new_offset = tmp_offset + rm.rm_so;
is_submatch = (new_offset > old_match->offset &&
new_offset < old_match->offset + old_match->len);
cursor = g_slist_next (cursor);
if (!is_submatch) {
/* make a list of our matches (<offset, len, prefix> tupels)*/
match = g_slice_new (url_match_t);
- match->offset = offset + rm.rm_so;
+ match->offset = tmp_offset + rm.rm_so;
match->len = rm.rm_eo - rm.rm_so;
match->prefix = patterns[i].prefix;
match_list = g_slist_prepend (match_list, match);
}
- offset += rm.rm_eo;
+ tmp_offset += rm.rm_eo;
}
}
+/* replace all occurences of needle in haystack with repl*/
+static gchar*
+replace_string (const gchar *haystack, const gchar *needle, gchar repl)
+{
+ gchar *str, *cursor;
+
+ if (!haystack || !needle || strlen(needle) == 0)
+ return haystack ? g_strdup(haystack) : NULL;
+
+ str = g_strdup (haystack);
+
+ for (cursor = str; cursor && *cursor; ++cursor) {
+ if (g_str_has_prefix (cursor, needle)) {
+ cursor[0] = repl;
+ memmove (cursor + 1,
+ cursor + strlen (needle),
+ strlen (cursor + strlen (needle)) + 1);
+ }
+ }
+
+ return str;
+}
+
static void
-hyperlinkify_plain_text (GString *txt)
+hyperlinkify_plain_text (GString *txt, gint offset)
{
GSList *cursor;
- GSList *match_list = get_url_matches (txt);
+ GSList *match_list = get_url_matches (txt, offset);
/* we will work backwards, so the offsets stay valid */
for (cursor = match_list; cursor; cursor = cursor->next) {
gchar *url = g_strndup (txt->str + match->offset, match->len);
gchar *repl = NULL; /* replacement */
+ /* the string still contains $(MARK_AMP_URI_STR)"amp;" for each
+ * '&' in the original, because of the text->html conversion.
+ * in the href-URL (and only there), we must convert that back to
+ * '&'
+ */
+ gchar *href_url = replace_string (url, MARK_AMP_URI_STR "amp;", '&');
+
/* the prefix is NULL: use the one that is already there */
repl = g_strdup_printf ("<a href=\"%s%s\">%s</a>",
match->prefix ? match->prefix : EMPTY_STRING,
- url, url);
+ href_url, url);
/* replace the old thing with our hyperlink
* replacement thing */
g_free (url);
g_free (repl);
+ g_free (href_url);
g_slice_free (url_match_t, match);
}
g_slist_free (match_list);
}
+void
+modest_text_utils_hyperlinkify (GString *string_buffer)
+{
+ gchar *after_body;
+ gint offset = 0;
+
+ after_body = strstr (string_buffer->str, "<body>");
+ if (after_body != NULL)
+ offset = after_body - string_buffer->str;
+ hyperlinkify_plain_text (string_buffer, offset);
+}
+
/* for optimization reasons, we change the string in-place */
void
for (i = 0; address[i]; ++i) {
if (address[i] == '<') {
- if (G_UNLIKELY(i == 0))
- return; /* there's nothing else, leave it */
- else {
+ if (G_UNLIKELY(i == 0)) {
+ break; /* there's nothing else, leave it */
+ }else {
address[i] = '\0'; /* terminate the string here */
- return;
+ break;
}
}
}
+
+ g_strchomp (address);
}
+gchar *
+modest_text_utils_get_display_addresses (const gchar *recipients)
+{
+ gchar *addresses;
+ GSList *recipient_list;
+
+ addresses = NULL;
+ recipient_list = modest_text_utils_split_addresses_list (recipients);
+ if (recipient_list) {
+ GString *add_string = g_string_sized_new (strlen (recipients));
+ GSList *iter = recipient_list;
+ gboolean first = TRUE;
+
+ while (iter) {
+ /* Strings are changed in place */
+ modest_text_utils_get_display_address ((gchar *) iter->data);
+ if (G_UNLIKELY (first)) {
+ g_string_append_printf (add_string, "%s", (gchar *) iter->data);
+ first = FALSE;
+ } else {
+ g_string_append_printf (add_string, ", %s", (gchar *) iter->data);
+ }
+ iter = g_slist_next (iter);
+ }
+ g_slist_foreach (recipient_list, (GFunc) g_free, NULL);
+ g_slist_free (recipient_list);
+ addresses = g_string_free (add_string, FALSE);
+ }
+ return addresses;
+}
gchar *
int c = prefix_len + 1;
while (sub[c] && sub[c] != ']')
++c;
- if (sub[c])
+ if (!sub[c])
return 0; /* no end to the ']' found */
else
prefix_len = c + 1;
/* if it's not case sensitive */
if (!insensitive) {
- /* optimization: short cut if first char is ascii */
- if (((s1[0] & 0xf0)== 0) && ((s2[0] & 0xf0) == 0))
+ /* optimization: shortcut if first char is ascii */
+ if (((s1[0] & 0x80)== 0) && ((s2[0] & 0x80) == 0) &&
+ (s1[0] != s2[0]))
return s1[0] - s2[0];
return g_utf8_collate (s1, s2);
gint result;
gchar *n1, *n2;
- /* optimization: short cut iif first char is ascii */
- if (((s1[0] & 0xf0) == 0) && ((s2[0] & 0xf0) == 0))
+ /* optimization: shortcut if first char is ascii */
+ if (((s1[0] & 0x80) == 0) && ((s2[0] & 0x80) == 0) &&
+ (tolower(s1[0]) != tolower (s2[0])))
return tolower(s1[0]) - tolower(s2[0]);
n1 = g_utf8_strdown (s1, -1);
/* if it's today, show the time, if it's not today, show the date instead */
+ /* TODO: take into account the system config for 24/12h */
+#ifdef MODEST_TOOLKIT_HILDON2
+ if (day == date_day) /* is the date today? */
+ modest_text_utils_strftime (date_buf, DATE_BUF_SIZE, _HL("wdgt_va_24h_time"), date);
+ else
+ modest_text_utils_strftime (date_buf, DATE_BUF_SIZE, _HL("wdgt_va_date"), date);
+#else
if (day == date_day) /* is the date today? */
modest_text_utils_strftime (date_buf, DATE_BUF_SIZE, "%X", date);
else
modest_text_utils_strftime (date_buf, DATE_BUF_SIZE, "%x", date);
+#endif
return date_buf; /* this is a static buffer, don't free! */
}
gint i;
const gchar **cursor = NULL;
const gchar *forbidden_names[] = { /* windows does not like these */
- "CON", "PRN", "AUX", "NUL", "COM1", "COM2", "COM3", "COM4", "COM5", "COM6",
- "COM7", "COM8", "COM9", "LPT1", "LPT2", "LPT3", "LPT4", "LPT5", "LPT6", "LPT7", "LPT8", "LPT9",
- ".", "..", NULL
+ "CON", "PRN", "AUX", "NUL", ".", "..", "cur", "tmp", "new",
+ NULL /* cur, tmp, new are reserved for Maildir */
};
/* cannot be NULL */
if (len == 0)
return FALSE;
+ /* cannot start with a dot, vfat does not seem to like that */
+ if (folder_name[0] == '.')
+ return FALSE;
+
/* cannot start or end with a space */
if (g_ascii_isspace(folder_name[0]) || g_ascii_isspace(folder_name[len - 1]))
return FALSE;
for (i = 0; i < len; i++)
if (modest_text_utils_is_forbidden_char (folder_name[i], FOLDER_NAME_FORBIDDEN_CHARS))
return FALSE;
+
+ /* Cannot contain Windows port numbers. I'd like to use GRegex
+ but it's still not available in Maemo. sergio */
+ if (!g_ascii_strncasecmp (folder_name, "LPT", 3) ||
+ !g_ascii_strncasecmp (folder_name, "COM", 3)) {
+ glong val;
+ gchar *endptr;
+
+ /* We skip the first 3 characters for the
+ comparison */
+ val = strtol(folder_name+3, &endptr, 10);
+
+ /* If the conversion to long succeeded then the string
+ is not valid for us */
+ if (*endptr == '\0')
+ return FALSE;
+ else
+ return TRUE;
+ }
/* cannot contain a forbidden word */
if (len <= 4) {
/* quoted string */
if (*current == '\"') {
+ gchar *last_quote = NULL;
current = g_utf8_next_char (current);
has_error = TRUE;
for (; *current != '\0'; current = g_utf8_next_char (current)) {
} else if (*current == '\"') {
has_error = FALSE;
current = g_utf8_next_char (current);
- break;
+ last_quote = current;
}
}
+ if (last_quote)
+ current = g_utf8_next_char (last_quote);
} else {
has_error = TRUE;
for (current = stripped ; *current != '\0'; current = g_utf8_next_char (current)) {
g_free (stripped);
right_part = g_strstrip (right_part);
+ if (g_str_has_suffix (right_part, ",") || g_str_has_suffix (right_part, ";"))
+ right_part [(strlen (right_part) - 1)] = '\0';
+
if (g_str_has_prefix (right_part, "<") &&
g_str_has_suffix (right_part, ">")) {
gchar *address;
const guint GB=1024 * MB;
if (size == 0)
- return g_strdup_printf(_FM("sfil_li_size_kb"), 0);
- if (0 < size && size < KB)
- return g_strdup_printf (_FM("sfil_li_size_kb"), 1);
+ return g_strdup_printf (_FM_SIZE_KB, (int) 0);
+ if (0 <= size && size < KB)
+ return g_strdup_printf (_FM_SIZE_1KB_99KB, (int) 1);
else if (KB <= size && size < 100 * KB)
- return g_strdup_printf (_FM("sfil_li_size_1kb_99kb"), size / KB);
+ return g_strdup_printf (_FM_SIZE_1KB_99KB, (int) size / KB);
else if (100*KB <= size && size < MB)
- return g_strdup_printf (_FM("sfil_li_size_100kb_1mb"), (float) size / MB);
+ return g_strdup_printf (_FM_SIZE_100KB_1MB, (int) size / KB);
else if (MB <= size && size < 10*MB)
- return g_strdup_printf (_FM("sfil_li_size_1mb_10mb"), (float) size / MB);
+ return g_strdup_printf (_FM_SIZE_1MB_10MB, (float) size / MB);
else if (10*MB <= size && size < GB)
- return g_strdup_printf (_FM("sfil_li_size_10mb_1gb"), size / MB);
+ return g_strdup_printf (_FM_SIZE_10MB_1GB, (float) size / MB);
else
- return g_strdup_printf (_FM("sfil_li_size_1gb_or_greater"), (float) size / GB);
+ return g_strdup_printf (_FM_SIZE_1GB_OR_GREATER, (float) size / GB);
}
static gchar *
return g_strndup (left_limit + 1, (right_limit - left_limit) - 1);
}
-gchar *
+gchar *
modest_text_utils_get_color_string (GdkColor *color)
{
g_return_val_if_fail (color, NULL);
-
+
return g_strdup_printf ("#%x%x%x%x%x%x%x%x%x%x%x%x",
(color->red >> 12) & 0xf, (color->red >> 8) & 0xf,
(color->red >> 4) & 0xf, (color->red) & 0xf,
return FALSE; /* it's valid! */
}
+
+gchar *
+modest_text_utils_label_get_selection (GtkLabel *label)
+{
+ gint start, end;
+ gchar *selection;
+
+ if (gtk_label_get_selection_bounds (GTK_LABEL (label), &start, &end)) {
+ const gchar *start_offset;
+ const gchar *end_offset;
+ start_offset = gtk_label_get_text (GTK_LABEL (label));
+ start_offset = g_utf8_offset_to_pointer (start_offset, start);
+ end_offset = gtk_label_get_text (GTK_LABEL (label));
+ end_offset = g_utf8_offset_to_pointer (end_offset, end);
+ selection = g_strndup (start_offset, end_offset - start_offset);
+ return selection;
+ } else {
+ return g_strdup ("");
+ }
+}
+
+static gboolean
+_forward_search_image_char (gunichar ch,
+ gpointer userdata)
+{
+ return (ch == 0xFFFC);
+}
+
+gboolean
+modest_text_utils_buffer_selection_is_valid (GtkTextBuffer *buffer)
+{
+ gboolean result;
+ GtkTextIter start, end;
+
+ g_return_val_if_fail (GTK_IS_TEXT_BUFFER (buffer), FALSE);
+
+ result = gtk_text_buffer_get_has_selection (GTK_TEXT_BUFFER (buffer));
+
+ /* check there are no images in selection */
+ if (result) {
+ gtk_text_buffer_get_selection_bounds (buffer, &start, &end);
+ if (gtk_text_iter_get_char (&start)== 0xFFFC)
+ result = FALSE;
+ else {
+ gtk_text_iter_backward_char (&end);
+ if (gtk_text_iter_forward_find_char (&start, _forward_search_image_char,
+ NULL, &end))
+ result = FALSE;
+ }
+
+ }
+
+ return result;
+}
+
+static void
+remove_quotes (gchar **quotes)
+{
+ if (g_str_has_prefix (*quotes, "\"") && g_str_has_suffix (*quotes, "\"")) {
+ gchar *result;
+ result = g_strndup ((*quotes)+1, strlen (*quotes) - 2);
+ g_free (*quotes);
+ *quotes = result;
+ }
+}
+
+static void
+remove_extra_spaces (gchar *string)
+{
+ gchar *start;
+
+ start = string;
+ while (start && start[0] != '\0') {
+ if ((start[0] == ' ') && (start[1] == ' ')) {
+ g_strchug (start+1);
+ }
+ start++;
+ }
+}
+
+gchar *
+modest_text_utils_escape_mnemonics (const gchar *text)
+{
+ const gchar *p;
+ GString *result = NULL;
+
+ if (text == NULL)
+ return NULL;
+
+ result = g_string_new ("");
+ for (p = text; *p != '\0'; p++) {
+ if (*p == '_')
+ result = g_string_append (result, "__");
+ else
+ result = g_string_append_c (result, *p);
+ }
+
+ return g_string_free (result, FALSE);
+}
+
+gchar *
+modest_text_utils_simplify_recipients (const gchar *recipients)
+{
+ GSList *addresses, *node;
+ GString *result;
+ gboolean is_first = TRUE;
+
+ if (recipients == NULL)
+ return g_strdup ("");
+
+ addresses = modest_text_utils_split_addresses_list (recipients);
+ result = g_string_new ("");
+
+ for (node = addresses; node != NULL; node = g_slist_next (node)) {
+ const gchar *address = (const gchar *) node->data;
+ gchar *left_limit, *right_limit;
+
+ left_limit = strstr (address, "<");
+ right_limit = g_strrstr (address, ">");
+
+ if (is_first)
+ is_first = FALSE;
+ else
+ result = g_string_append (result, ", ");
+
+ if ((left_limit == NULL)||(right_limit == NULL)|| (left_limit > right_limit)) {
+ result = g_string_append (result, address);
+ } else {
+ gchar *name_side;
+ gchar *email_side;
+ name_side = g_strndup (address, left_limit - address);
+ name_side = g_strstrip (name_side);
+ remove_quotes (&name_side);
+ email_side = get_email_from_address (address);
+ if (name_side && email_side && !strcmp (name_side, email_side)) {
+ result = g_string_append (result, email_side);
+ } else {
+ result = g_string_append (result, address);
+ }
+ g_free (name_side);
+ g_free (email_side);
+ }
+
+ }
+ g_slist_foreach (addresses, (GFunc)g_free, NULL);
+ g_slist_free (addresses);
+
+ return g_string_free (result, FALSE);
+
+}
+
+GSList *
+modest_text_utils_remove_duplicate_addresses_list (GSList *address_list)
+{
+ GSList *new_list, *iter;
+ GHashTable *table;
+
+ g_return_val_if_fail (address_list, NULL);
+
+ table = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, NULL);
+
+ new_list = address_list;
+ iter = address_list;
+ while (iter) {
+ const gchar* address = (const gchar*)iter->data;
+
+ /* We need only the email to just compare it and not
+ the full address which would make "a <a@a.com>"
+ different from "a@a.com" */
+ const gchar *email = get_email_from_address (address);
+
+ /* ignore the address if already seen */
+ if (g_hash_table_lookup (table, email) == 0) {
+ g_hash_table_insert (table, (gchar*)email, GINT_TO_POINTER(1));
+ iter = g_slist_next (iter);
+ } else {
+ GSList *tmp = g_slist_next (iter);
+ new_list = g_slist_delete_link (new_list, iter);
+ iter = tmp;
+ }
+ }
+
+ g_hash_table_unref (table);
+
+ return new_list;
+}
+
+gchar *
+modest_text_utils_get_secure_header (const gchar *value,
+ const gchar *header)
+{
+ const gint max_len = 16384;
+ gchar *new_value = NULL;
+ gchar *needle = g_strrstr (value, header);
+
+ if (needle && value != needle)
+ new_value = g_strdup (needle + strlen (header));
+
+ if (!new_value)
+ new_value = g_strdup (value);
+
+ /* Do a max length check to prevent DoS attacks caused by huge
+ malformed headers */
+ if (g_utf8_validate (new_value, -1, NULL)) {
+ if (g_utf8_strlen (new_value, -1) > max_len) {
+ gchar *tmp = g_malloc0 (max_len * 4);
+ g_utf8_strncpy (tmp, (const gchar *) new_value, max_len);
+ g_free (new_value);
+ new_value = tmp;
+ }
+ } else {
+ if (strlen (new_value) > max_len) {
+ gchar *tmp = g_malloc0 (max_len);
+ strncpy (new_value, tmp, max_len);
+ g_free (new_value);
+ new_value = tmp;
+ }
+ }
+
+ return new_value;
+}
+
+static gboolean
+is_quoted (const char *start, const gchar *end)
+{
+ gchar *c;
+
+ c = (gchar *) start;
+ while (*c == ' ')
+ c = g_utf8_next_char (c);
+
+ if (*c == '\0' || *c != '\"')
+ return FALSE;
+
+ c = (gchar *) end;
+ while (*c == ' ' && c != start)
+ c = g_utf8_prev_char (c);
+
+ if (c == start || *c != '\"')
+ return FALSE;
+
+ return TRUE;
+}
+
+
+static void
+quote_name_part (GString **str, gchar **cur, gchar **start)
+{
+ gchar *blank;
+ gint str_len = *cur - *start;
+
+ while (**start == ' ') {
+ *start = g_utf8_next_char (*start);
+ str_len--;
+ }
+
+ blank = g_utf8_strrchr (*start, str_len, g_utf8_get_char (" "));
+ if (blank && (blank != *start)) {
+ if (is_quoted (*start, blank - 1)) {
+ *str = g_string_append_len (*str, *start, str_len);
+ *str = g_string_append (*str, ";");
+ *start = g_utf8_next_char (*cur);
+ } else {
+ *str = g_string_append_c (*str, '"');
+ *str = g_string_append_len (*str, *start,
+ (g_utf8_pointer_to_offset (*start, blank) -
+ g_utf8_pointer_to_offset (*start, *start)));
+ *str = g_string_append_c (*str, '"');
+ *str = g_string_append_len (*str, blank,
+ (g_utf8_pointer_to_offset (*start, *cur) -
+ g_utf8_pointer_to_offset (*start, blank)));
+ *str = g_string_append (*str, ";");
+ *start = g_utf8_next_char (*cur);
+ }
+ } else {
+ *str = g_string_append_len (*str, *start, str_len);
+ *str = g_string_append (*str, ";");
+ *start = g_utf8_next_char (*cur);
+ }
+}
+
+gchar *
+modest_text_utils_quote_names (const gchar *recipients)
+{
+ GString *str;
+ gchar *start, *cur;
+
+ str = g_string_new ("");
+ start = (gchar*) recipients;
+ cur = (gchar*) recipients;
+
+ for (cur = start; *cur != '\0'; cur = g_utf8_next_char (cur)) {
+ if (*cur == ',' || *cur == ';') {
+ if (!g_utf8_strchr (start, (cur - start + 1), g_utf8_get_char ("@")))
+ continue;
+ quote_name_part (&str, &cur, &start);
+ }
+ }
+
+ quote_name_part (&str, &cur, &start);
+
+ return g_string_free (str, FALSE);
+}
+
+/* Returns TRUE if there is no recipients in the text buffer. Note
+ that strings like " ; , " contain only separators and thus no
+ recipients */
+gboolean
+modest_text_utils_no_recipient (GtkTextBuffer *buffer)
+{
+ gboolean retval = TRUE;
+ gchar *text, *tmp;
+ GtkTextIter start, end;
+
+ if (gtk_text_buffer_get_char_count (buffer) == 0)
+ return TRUE;
+
+ gtk_text_buffer_get_start_iter (buffer, &start);
+ gtk_text_buffer_get_end_iter (buffer, &end);
+
+ text = g_strstrip (gtk_text_buffer_get_text (buffer, &start, &end, FALSE));
+ if (!g_strcmp0 (text, ""))
+ return TRUE;
+
+ tmp = text;
+ while (tmp && *tmp != '\0') {
+ if ((*tmp != ',') && (*tmp != ';') &&
+ (*tmp != '\r') && (*tmp != '\n') &&
+ (*tmp != ' ')) {
+ retval = FALSE;
+ break;
+ } else {
+ tmp++;
+ }
+ }
+ g_free (text);
+
+ return retval;
+}
+
+gchar *
+modest_text_utils_create_colored_signature (const gchar *signature)
+{
+ gchar *gray_color_markup = NULL, *retval;
+ GdkColor color;
+ GtkWidget *widget;
+
+ /* Get color from widgets */
+ widget = (GtkWidget *) modest_window_mgr_get_current_top (modest_runtime_get_window_mgr ());
+ if (widget && gtk_style_lookup_color (gtk_widget_get_style (widget), "SecondaryTextColor", &color))
+ gray_color_markup = modest_text_utils_get_color_string (&color);
+
+ retval = g_strdup_printf ("<br/>\n<font color=\"%s\">%s<br/>\n%s<br/>\n</font>",
+ (gray_color_markup) ? gray_color_markup : "#babababababa",
+ MODEST_TEXT_UTILS_SIGNATURE_MARKER,
+ signature);
+
+ if (gray_color_markup)
+ g_free (gray_color_markup);
+
+ return retval;
+}
+
+gboolean
+modest_text_utils_live_search_find (const gchar *haystack, const gchar *needles)
+{
+ gchar *haystack_fold;
+ gchar *needles_fold;
+ gchar **needle, **current;
+ gboolean match;
+
+ match = FALSE;
+
+ haystack_fold = g_utf8_casefold (haystack, -1);
+ needles_fold = g_utf8_casefold (needles, -1);
+
+ needle = g_strsplit (needles_fold, " ", -1);
+
+ current = needle;
+ while (current && *current != NULL) {
+
+ if (g_strstr_len (haystack_fold, -1, *current) != NULL) {
+ match = TRUE;
+ } else {
+ match = FALSE;
+ break;
+ }
+ current++;
+ }
+
+ g_strfreev (needle);
+ g_free (needles_fold);
+ g_free (haystack_fold);
+
+ return match;
+}