* Xavier Claessens <xclaesse@gmail.com>
*/
-#include <config.h>
-
-#include <string.h>
-
-#include <libempathy/empathy-utils.h>
+#include "config.h"
#include "empathy-smiley-manager.h"
+
#include "empathy-ui-utils.h"
+#include "empathy-utils.h"
typedef struct _SmileyManagerTree SmileyManagerTree;
struct _SmileyManagerTree {
gunichar c;
GdkPixbuf *pixbuf;
- const gchar *path;
+ gchar *path;
GSList *childrens;
};
g_object_unref (tree->pixbuf);
}
g_slist_free (tree->childrens);
+ g_free (tree->path);
g_slice_free (SmileyManagerTree, tree);
}
}
child->pixbuf = g_object_ref (pixbuf);
- child->path = path;
+ child->path = g_strdup (path);
}
static void
smiley_manager_add_valist (EmpathySmileyManager *manager,
GdkPixbuf *pixbuf,
- gchar *path,
+ const gchar *path,
const gchar *first_str,
va_list var_args)
{
smiley_manager_tree_insert (priv->tree, pixbuf, str, path);
}
- /* We give the ownership of path to the smiley */
g_object_set_data_full (G_OBJECT (pixbuf), "smiley_str",
g_strdup (first_str), g_free);
smiley = smiley_new (pixbuf, first_str);
smiley_manager_add_valist (manager, pixbuf, path, first_str, var_args);
va_end (var_args);
g_object_unref (pixbuf);
+ g_free (path);
}
}
/* From fd.o icon-naming spec */
empathy_smiley_manager_add (manager, "face-angel", "O:-)", "O:)", NULL);
empathy_smiley_manager_add (manager, "face-angry", "X-(", ":@", NULL);
- empathy_smiley_manager_add (manager, "face-cool", "B-)", "B)", NULL);
+ empathy_smiley_manager_add (manager, "face-cool", "B-)", NULL);
empathy_smiley_manager_add (manager, "face-crying", ":'(", NULL);
empathy_smiley_manager_add (manager, "face-devilish", ">:-)", ">:)", NULL);
empathy_smiley_manager_add (manager, "face-embarrassed",":-[", ":[", ":-$", ":$", NULL);
g_return_val_if_fail (EMPATHY_IS_SMILEY_MANAGER (manager), NULL);
g_return_val_if_fail (text != NULL, NULL);
+ /* If len is negative, parse the string until we find '\0' */
if (len < 0) {
len = G_MAXSSIZE;
}
+ /* Parse the len first bytes of text to find smileys. Each time a smiley
+ * is detected, append a EmpathySmileyHit struct to the returned list,
+ * containing the smiley pixbuf and the position of the text to be
+ * replaced by it.
+ * cur_str is a pointer in the text showing the current position
+ * of the parsing. It is always at the begining of an UTF-8 character,
+ * because we support unicode smileys! For example we could want to
+ * replace ™ by an image. */
+
for (cur_str = text;
- *cur_str && cur_str - text < len;
+ *cur_str != '\0' && cur_str - text < len;
cur_str = g_utf8_next_char (cur_str)) {
SmileyManagerTree *child;
gunichar c;
c = g_utf8_get_char (cur_str);
child = smiley_manager_tree_find_child (cur_tree, c);
+ /* If we have a child it means c is part of a smiley */
if (child) {
if (cur_tree == priv->tree) {
+ /* c is the first char of some smileys, keep
+ * the begining position */
start = cur_str;
}
cur_tree = child;
continue;
}
+ /* c is not part of a smiley. let's check if we found a smiley
+ * before it. */
if (cur_tree->pixbuf != NULL) {
+ /* found! */
hit = smiley_hit_new (cur_tree, start - text,
cur_str - text);
hits = g_slist_prepend (hits, hit);
+ /* c was not part of this smiley, check if a new smiley
+ * start with it. */
cur_tree = smiley_manager_tree_find_child (priv->tree, c);
if (cur_tree) {
start = cur_str;
cur_tree = priv->tree;
}
} else if (cur_tree != priv->tree) {
+ /* We searched a smiley starting at 'start' but we ended
+ * with no smiley. Look again starting from next char.
+ *
+ * For example ">:)" and ":(" are both valid smileys,
+ * when parsing text ">:(" we first see '>' which could
+ * be the start of a smiley. 'start' variable is set to
+ * that position and we parse next char which is ':' and
+ * is still potential smiley. Then we see '(' which is
+ * NOT part of the smiley, ">:(" does not exist, so we
+ * have to start again from ':' to find ":(" which is
+ * correct smiley. */
cur_str = start;
cur_tree = priv->tree;
}
}
+ /* Check if last char of the text was the end of a smiley */
if (cur_tree->pixbuf != NULL) {
hit = smiley_hit_new (cur_tree, start - text, cur_str - text);
hits = g_slist_prepend (hits, hit);