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Added whole word matches for room mention

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This commit is contained in:
James Booth
2016-04-07 01:01:27 +01:00
parent 6edf3b3f94
commit f243e333fc
14 changed files with 263 additions and 217 deletions
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67
src/common.c
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@@ -658,62 +658,31 @@ is_notify_enabled(void)
return notify_enabled;
}
gboolean
prof_strstr(const char *const needle, const char *const haystack, gboolean case_sensitive, gboolean whole_word)
GSList*
prof_occurrences(const char *const needle, const char *const haystack, int offset, gboolean whole_word, GSList **result)
{
if (needle == NULL || haystack == NULL) {
return FALSE;
return *result;
}
char *needle_str = case_sensitive ? strdup(needle) : g_utf8_strdown(needle, -1);
char *haystack_str = case_sensitive ? strdup(haystack) : g_utf8_strdown(haystack, -1);
if (whole_word) {
if (g_strcmp0(needle_str, haystack_str) == 0) {
free(needle_str);
free(haystack_str);
return TRUE;
}
char *pos = g_strrstr(haystack_str, needle_str);
if (pos == NULL) {
free(needle_str);
free(haystack_str);
return FALSE;
}
gboolean at_start = g_str_has_prefix(haystack_str, needle_str);
gboolean at_end = g_str_has_suffix(haystack_str, needle_str);
if (at_start) {
char *next = g_utf8_next_char(pos + strlen(needle_str) - 1);
gunichar nextu = g_utf8_get_char(next);
gboolean result = g_unichar_isalnum(nextu) ? FALSE : TRUE;
free(needle_str);
free(haystack_str);
return result;
} else if (at_end) {
char *prev = g_utf8_prev_char(pos);
if (g_str_has_prefix(&haystack[offset], needle)) {
if (whole_word) {
char *prev = g_utf8_prev_char(&haystack[offset]);
char *next = g_utf8_next_char(&haystack[offset] + strlen(needle) - 1);
gunichar prevu = g_utf8_get_char(prev);
gboolean result = g_unichar_isalnum(prevu) ? FALSE : TRUE;
free(needle_str);
free(haystack_str);
return result;
gunichar nextu = g_utf8_get_char(next);
if (!g_unichar_isalnum(prevu) && !g_unichar_isalnum(nextu)) {
*result = g_slist_append(*result, GINT_TO_POINTER(offset));
}
} else {
char *prev = g_utf8_prev_char(pos);
char *next = g_utf8_next_char(pos + strlen(needle_str) - 1);
gunichar prevu = g_utf8_get_char(prev);
gunichar nextu = g_utf8_get_char(next);
gboolean result = g_unichar_isalnum(prevu) || g_unichar_isalnum(nextu) ? FALSE : TRUE;
free(needle_str);
free(haystack_str);
return result;
*result = g_slist_append(*result, GINT_TO_POINTER(offset));
}
} else {
gboolean result = g_strrstr(haystack_str, needle_str) != NULL ? TRUE : FALSE;
free(needle_str);
free(haystack_str);
return result;
}
if (haystack[offset+1] != '\0') {
*result = prof_occurrences(needle, haystack, offset+1, whole_word, result);
}
return *result;
}