[evolution/wip/webkit-composer] The unicode hidden space character can also be on the end of word and not only at the beginning

[Tomas Popela <tpopela src gnome org>]

commit 24025a323c97142481847b7307e5c0088fc2e1bd
Author: Tomas Popela <tpopela redhat com>
Date:   Wed Mar 19 13:21:10 2014 +0100

    The unicode hidden space character can also be on the end of word and not only at the beginning

 e-util/e-editor-selection.c |   48 +++++++++++++++++++++++++++++-------------
 e-util/e-editor-widget.c    |   13 ++++++++---
 2 files changed, 42 insertions(+), 19 deletions(-)
---
diff --git a/e-util/e-editor-selection.c b/e-util/e-editor-selection.c
index 9d1fe46..43db182 100644
--- a/e-util/e-editor-selection.c
+++ b/e-util/e-editor-selection.c
@@ -4255,9 +4255,19 @@ wrap_lines (EEditorSelection *selection,
 
                        /* If there is temporary hidden space we remove it */
                        text_content = webkit_dom_node_get_text_content (node);
-                       if (g_strstr_len (text_content, -1, UNICODE_ZERO_WIDTH_SPACE)) {
-                               webkit_dom_character_data_delete_data (
-                                       WEBKIT_DOM_CHARACTER_DATA (node), 0, 1, NULL);
+                       if (strstr (text_content, UNICODE_ZERO_WIDTH_SPACE)) {
+                               if (g_str_has_prefix (text_content, UNICODE_ZERO_WIDTH_SPACE))
+                                       webkit_dom_character_data_delete_data (
+                                               WEBKIT_DOM_CHARACTER_DATA (node),
+                                               0,
+                                               1,
+                                               NULL);
+                               if (g_str_has_suffix (text_content, UNICODE_ZERO_WIDTH_SPACE))
+                                       webkit_dom_character_data_delete_data (
+                                               WEBKIT_DOM_CHARACTER_DATA (node),
+                                               g_utf8_strlen (text_content, -1) -1,
+                                               1,
+                                               NULL);
                                g_free (text_content);
                                text_content = webkit_dom_node_get_text_content (node);
                        }
@@ -4669,20 +4679,28 @@ e_editor_selection_wrap_lines (EEditorSelection *selection)
 
                text_content = webkit_dom_node_get_text_content (paragraph);
                /* If there is hidden space character in the beginning we remove it */
-               if (g_strstr_len (text_content, -1, UNICODE_ZERO_WIDTH_SPACE)) {
-                       WebKitDOMNode *child = webkit_dom_node_get_first_child (paragraph);
+               if (strstr (text_content, UNICODE_ZERO_WIDTH_SPACE)) {
+                       if (g_str_has_prefix (text_content, UNICODE_ZERO_WIDTH_SPACE)) {
+                               WebKitDOMNode *node;
 
-                       if (WEBKIT_DOM_IS_CHARACTER_DATA (child)) {
-                               GString *result = e_str_replace_string (
-                                       text_content, UNICODE_ZERO_WIDTH_SPACE, "");
+                               node = webkit_dom_node_get_first_child (paragraph);
 
-                               if (result) {
-                                       webkit_dom_character_data_set_data (
-                                               WEBKIT_DOM_CHARACTER_DATA (child),
-                                               result->str,
-                                               NULL);
-                                       g_string_free (result, TRUE);
-                               }
+                               webkit_dom_character_data_delete_data (
+                                       WEBKIT_DOM_CHARACTER_DATA (node),
+                                       0,
+                                       1,
+                                       NULL);
+                       }
+                       if (g_str_has_suffix (text_content, UNICODE_ZERO_WIDTH_SPACE)) {
+                               WebKitDOMNode *node;
+
+                               node = webkit_dom_node_get_last_child (paragraph);
+
+                               webkit_dom_character_data_delete_data (
+                                       WEBKIT_DOM_CHARACTER_DATA (node),
+                                       g_utf8_strlen (text_content, -1) -1,
+                                       1,
+                                       NULL);
                        }
                }
                g_free (text_content);
diff --git a/e-util/e-editor-widget.c b/e-util/e-editor-widget.c
index c9ff3a5..44e92b8 100644
--- a/e-util/e-editor-widget.c
+++ b/e-util/e-editor-widget.c
@@ -449,9 +449,13 @@ body_input_event_cb (WebKitDOMElement *element,
 
                /* We have to preserve empty paragraphs with just UNICODE_ZERO_WIDTH_SPACE
                 * character as when we will remove it it will collapse */
-               if (length > 1 && g_str_has_prefix (text, UNICODE_ZERO_WIDTH_SPACE)) {
-                       webkit_dom_character_data_replace_data (
-                               WEBKIT_DOM_CHARACTER_DATA (node), 0, 1, "", NULL);
+               if (length > 1) {
+                       if (g_str_has_prefix (text, UNICODE_ZERO_WIDTH_SPACE))
+                               webkit_dom_character_data_replace_data (
+                                       WEBKIT_DOM_CHARACTER_DATA (node), 0, 1, "", NULL);
+                       else if (g_str_has_suffix (text, UNICODE_ZERO_WIDTH_SPACE))
+                               webkit_dom_character_data_replace_data (
+                                       WEBKIT_DOM_CHARACTER_DATA (node), length - 1, 1, "", NULL);
                }
                g_free (text);
 
@@ -4157,8 +4161,9 @@ process_elements (EEditorWidget *widget,
                                regex = g_regex_new (UNICODE_ZERO_WIDTH_SPACE, 0, 0, NULL);
                                tmp = g_regex_replace (
                                        regex, content, -1, 0, "", 0, NULL);
-                               g_free (content);
+                               webkit_dom_node_set_text_content (child, tmp, NULL);
                                g_free (tmp);
+                               g_free (content);
                                content = webkit_dom_node_get_text_content (child);
                                g_regex_unref (regex);
                        }