[evolution/wip/webkit-composer: 744/966] Implement plain text quoting in composer.
- From: Tomas Popela <tpopela src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [evolution/wip/webkit-composer: 744/966] Implement plain text quoting in composer.
- Date: Wed, 23 Apr 2014 10:55:58 +0000 (UTC)
commit 9614ff56e3404e63693db580d0ed2aff99b06b79
Author: Tomas Popela <tpopela redhat com>
Date: Wed Sep 18 15:24:37 2013 +0200
Implement plain text quoting in composer.
composer/e-composer-private.c | 6 +
e-util/e-editor-widget.c | 455 +++++++++++++++++++++++++++++++++++++++--
e-util/e-editor-widget.h | 13 +-
3 files changed, 452 insertions(+), 22 deletions(-)
---
diff --git a/composer/e-composer-private.c b/composer/e-composer-private.c
index 553e56f..5214fa8 100644
--- a/composer/e-composer-private.c
+++ b/composer/e-composer-private.c
@@ -851,6 +851,9 @@ composer_move_caret (EMsgComposer *composer)
if (start_bottom) {
if (webkit_dom_node_list_get_length (blockquotes) != 0) {
+ if (!e_editor_widget_get_html_mode (editor_widget))
+ e_editor_widget_quote_plain_text (editor_widget);
+
if (!has_paragraphs_in_body) {
webkit_dom_node_insert_before (
WEBKIT_DOM_NODE (body),
@@ -910,6 +913,9 @@ composer_move_caret (EMsgComposer *composer)
if (webkit_dom_node_list_get_length (blockquotes) != 0) {
WebKitDOMElement *br = webkit_dom_document_create_element (document, "BR",
NULL);
+ if (!e_editor_widget_get_html_mode (editor_widget))
+ e_editor_widget_quote_plain_text (editor_widget);
+
webkit_dom_node_insert_before (
WEBKIT_DOM_NODE (body),
WEBKIT_DOM_NODE (br),
diff --git a/e-util/e-editor-widget.c b/e-util/e-editor-widget.c
index 076070f..031f31d 100644
--- a/e-util/e-editor-widget.c
+++ b/e-util/e-editor-widget.c
@@ -1577,6 +1577,367 @@ e_editor_widget_set_changed (EEditorWidget *widget,
g_object_notify (G_OBJECT (widget), "changed");
}
+static gboolean
+is_citation_node (WebKitDOMNode *node)
+{
+ const gchar *value;
+
+ if (node && !WEBKIT_DOM_IS_HTML_ELEMENT (node))
+ return FALSE;
+
+ if (!element_has_tag (WEBKIT_DOM_ELEMENT (node), "blockquote"))
+ return FALSE;
+
+ value = webkit_dom_element_get_attribute (WEBKIT_DOM_ELEMENT (node), "type");
+
+ /* citation == <blockquote type='cite'> */
+ if (g_strcmp0 (value, "cite") == 0)
+ return TRUE;
+ else
+ return FALSE;
+}
+
+static void
+insert_quote_symbols (WebKitDOMHTMLElement *element,
+ gint quote_level,
+ gboolean force_insert)
+{
+ const gchar *text;
+ gint ii;
+ GString *output;
+ gchar *indent;
+
+ if (!WEBKIT_DOM_IS_HTML_ELEMENT (element))
+ return;
+
+ text = webkit_dom_html_element_get_inner_html (element);
+ output = g_string_new ("");
+ indent = g_strnfill (quote_level, '>');
+
+ if (g_strcmp0 (text, "\n") == 0) {
+ g_string_append (output, "<span class=\"-x-evo-quoted\">");
+ g_string_append (output, indent);
+ g_string_append (output, " </span>");
+ g_string_append (output, "\n");
+ } else {
+ gchar **lines;
+
+ lines = g_strsplit (text, "\n", 0);
+
+ if (g_str_has_prefix (text, "\n") &&
+ !g_str_has_suffix (text, "\n") &&
+ g_strv_length (lines) == 2) {
+ /* Text node on the beginning of line with another element */
+ g_string_append (output, "<span class=\"-x-evo-quoted\">");
+ g_string_append (output, indent);
+ g_string_append (output, " </span>");
+ g_string_append (output, lines[1]);
+ } else if (!g_str_has_prefix (text, "\n") &&
+ g_str_has_suffix (text, "\n") &&
+ g_strv_length (lines) == 2) {
+ /* Text node on the end of line with another element */
+ if (force_insert) {
+ /* Workaround for first line of citation: On xx/xx/xxxx ... */
+ g_string_append (output, "<span class=\"-x-evo-quoted\">");
+ g_string_append (output, indent);
+ g_string_append (output, " </span>");
+ }
+ g_string_append (output, lines[0]);
+ g_string_append (output, "\n");
+ } else {
+ for (ii = 0; lines[ii]; ii++) {
+ if (ii == 0 && g_str_has_prefix (text, "\n")) {
+ /* Skip first line if is empty (if node's text starts with \n) */
+ continue;
+ }
+ if ((ii == g_strv_length (lines) - 1) &&
+ g_str_has_suffix (text, "\n")) {
+ /* Skip last line if is empty (if node's text ends with \n) */
+ break;
+ }
+ if (!(ii == 0 && (g_strcmp0 (lines[ii], ">") == 0) &&
+ g_str_has_prefix (text, ">"))) {
+ g_string_append (output, "<span class=\"-x-evo-quoted\">");
+ g_string_append (output, indent);
+ g_string_append (output, " </span>");
+ }
+ /* Insert line of text */
+ g_string_append (output, lines[ii]);
+ if ((ii == g_strv_length (lines) - 1) &&
+ !g_str_has_suffix (text, "\n")) {
+ /* If we are on last line and node's text doesn't
+ * end with \n, don't insert it */
+ break;
+ }
+ g_string_append (output, "\n");
+ }
+ }
+ g_strfreev (lines);
+ }
+
+ webkit_dom_html_element_set_inner_html (element, output->str, NULL);
+
+ g_free (indent);
+ g_string_free (output, TRUE);
+}
+
+static void
+quote_node (WebKitDOMDocument *document,
+ WebKitDOMNode *node,
+ gint quote_level)
+{
+ /* Don't quote when we are not in citation */
+ if (quote_level == 0)
+ return;
+
+ if (WEBKIT_DOM_IS_TEXT (node)) {
+ WebKitDOMElement *wrapper;
+ WebKitDOMNode *parent;
+ WebKitDOMNode *node_clone;
+ WebKitDOMNode *prev_sibling;
+ const gchar *text_content;
+ gboolean force_insert = FALSE;
+
+ text_content = webkit_dom_node_get_text_content (node);
+ parent = webkit_dom_node_get_parent_node (node);
+
+ /* FIXME find where we take the "\n" nodes */
+ if (g_strcmp0 (text_content, "\n") == 0) {
+ webkit_dom_node_remove_child (
+ parent,
+ node,
+ NULL);
+ return;
+ }
+
+ prev_sibling = webkit_dom_node_get_previous_sibling (node);
+
+ if (!prev_sibling) {
+ /* Workaround for first line of citation: On xx/xx/xxxx ... */
+ WebKitDOMNode *parent;
+
+ parent = webkit_dom_node_get_parent_node (node);
+ if (element_has_tag (WEBKIT_DOM_ELEMENT (parent), "pre"))
+ force_insert = TRUE;
+
+ }
+
+ /* Do temporary wrapper */
+ wrapper = webkit_dom_document_create_element (document, "SPAN", NULL);
+ webkit_dom_element_set_class_name (
+ wrapper,
+ "-x-evo-temp-text-wrapper");
+
+ node_clone = webkit_dom_node_clone_node (node, TRUE);
+
+ webkit_dom_node_append_child (
+ WEBKIT_DOM_NODE (wrapper),
+ node_clone,
+ NULL);
+
+ insert_quote_symbols (
+ WEBKIT_DOM_HTML_ELEMENT (wrapper),
+ quote_level,
+ force_insert);
+
+ webkit_dom_node_replace_child (
+ webkit_dom_node_get_parent_node (node),
+ WEBKIT_DOM_NODE (wrapper),
+ node,
+ NULL);
+ } else if (WEBKIT_DOM_IS_HTML_ELEMENT (node))
+ insert_quote_symbols (WEBKIT_DOM_HTML_ELEMENT (node), quote_level, FALSE);
+}
+
+static void
+quote_plain_text_recursive (WebKitDOMDocument *document,
+ WebKitDOMNode *node,
+ WebKitDOMNode *start_node,
+ gint quote_level)
+{
+ gboolean skip_node = FALSE;
+ gboolean move_next = FALSE;
+
+ node = webkit_dom_node_get_first_child (node);
+
+ while (node) {
+ skip_node = FALSE;
+ move_next = FALSE;
+
+ if (WEBKIT_DOM_IS_TEXT (node)) {
+ /* Start quoting after we are in blockquote */
+ if (quote_level > 0) {
+ WebKitDOMNode *next_sibling;
+
+ /* When quoting text node, we are wrappering it and
+ * afterwards replacing it with that wrapper, thus asking
+ * for next_sibling after quoting will return NULL bacause
+ * that node don't exist anymore */
+ next_sibling = webkit_dom_node_get_next_sibling (node);
+ quote_node (document, node, quote_level);
+ node = next_sibling;
+ skip_node = TRUE;
+ }
+
+ goto next_node;
+ }
+
+ if (WEBKIT_DOM_IS_ELEMENT (node) || WEBKIT_DOM_IS_HTML_ELEMENT (node)) {
+ if (webkit_dom_element_get_child_element_count (WEBKIT_DOM_ELEMENT (node)) == 0) {
+ /* We have to treat anchors separately to avoid
+ * modifications * of it's inner text */
+ if (WEBKIT_DOM_IS_HTML_ANCHOR_ELEMENT (node)) {
+ WebKitDOMNode *next_sibling;
+ const gchar *text_content;
+
+ next_sibling = webkit_dom_node_get_next_sibling (node);
+ text_content = webkit_dom_node_get_text_content (next_sibling);
+
+ /* If anchor is on the end of the line, we have
+ * to insert "\n" text node after it, because
+ * we are skipping the anchor and in next
+ * node we won't have this information */
+ if (g_str_has_prefix (text_content, "\n")) {
+ WebKitDOMText *text;
+ /* Create new "\n" text node */
+ text = webkit_dom_document_create_text_node (document, "\n");
+ /* Insert it and move to it */
+ node = webkit_dom_node_insert_before (
+ webkit_dom_node_get_parent_node (node),
+ WEBKIT_DOM_NODE (text),
+ next_sibling, NULL);
+ }
+ move_next = TRUE;
+
+ goto next_node;
+ }
+
+ /* If element doesn't have children, we can quote it */
+ if (is_citation_node (node)) {
+ /* Citation with just text inside */
+ quote_node (document, node, quote_level + 1);
+ /* Set citation as quoted */
+ element_add_class (
+ WEBKIT_DOM_ELEMENT (node),
+ "-x-evo-plaintext-quoted");
+ } else
+ quote_node (document, node, quote_level);
+
+ move_next = TRUE;
+ } else {
+ if (is_citation_node (node)) {
+ /* Go deeper and increase level */
+ quote_plain_text_recursive (
+ document, node,
+ start_node, quote_level + 1);
+ /* set citation as quoted */
+ element_add_class (
+ WEBKIT_DOM_ELEMENT (node),
+ "-x-evo-plaintext-quoted");
+ move_next = TRUE;
+ } else {
+ quote_plain_text_recursive (
+ document, node,
+ start_node, quote_level);
+ move_next = TRUE;
+ }
+ }
+ }
+next_node:
+ if (!skip_node) {
+ /* Move to next node */
+ if (!move_next && webkit_dom_node_has_child_nodes (node)) {
+ node = webkit_dom_node_get_first_child (node);
+ } else if (webkit_dom_node_get_next_sibling (node)) {
+ node = webkit_dom_node_get_next_sibling (node);
+ } else {
+ return;
+ }
+ }
+ }
+}
+
+/**
+ * e_editor_widget_quote_plain_text:
+ * @widget: an #EEditorWidget
+ *
+ * Quote plain text in editor.
+ */
+void
+e_editor_widget_quote_plain_text (EEditorWidget *widget)
+{
+ WebKitDOMDocument *document;
+ WebKitDOMHTMLElement *body;
+ WebKitDOMNode *body_clone;
+ WebKitDOMElement *element;
+
+ document = webkit_web_view_get_dom_document (WEBKIT_WEB_VIEW (widget));
+
+ /* Check if the document is already quoted */
+ element = webkit_dom_document_query_selector (document, ".-x-evo-plaintext-quoted", NULL);
+ if (element)
+ return;
+
+ body = webkit_dom_document_get_body (document);
+ body_clone = webkit_dom_node_clone_node (WEBKIT_DOM_NODE (body), TRUE);
+
+ quote_plain_text_recursive (
+ document,
+ body_clone,
+ body_clone,
+ 0);
+
+ /* Replace old BODY with one, that is quoted */
+ webkit_dom_node_replace_child (
+ webkit_dom_node_get_parent_node (WEBKIT_DOM_NODE (body)),
+ WEBKIT_DOM_NODE (body_clone),
+ WEBKIT_DOM_NODE (body),
+ NULL);
+}
+
+/**
+ * e_editor_widget_dequote_plain_text:
+ * @widget: an #EEditorWidget
+ *
+ * Dequote already quoted plain text in editor.
+ * Editor have to be quoted with e_editor_widget_quote_plain_text otherwise
+ * it's working.
+ */
+void
+e_editor_widget_dequote_plain_text (EEditorWidget *widget)
+{
+ WebKitDOMDocument *document;
+ WebKitDOMNodeList *list;
+ gint ii;
+
+ document = webkit_web_view_get_dom_document (WEBKIT_WEB_VIEW (widget));
+
+ list = webkit_dom_document_query_selector_all (document, "blockquote.-x-evo-plaintext-quoted", NULL);
+
+ for (ii = 0; ii < webkit_dom_node_list_get_length (list); ii++) {
+ WebKitDOMNodeList *gt_list;
+ WebKitDOMElement *element;
+ gint jj;
+
+ element = WEBKIT_DOM_ELEMENT (webkit_dom_node_list_item (list, ii));
+
+ if (is_citation_node (WEBKIT_DOM_NODE (element))) {
+ element_remove_class (element, "-x-evo-plaintext-quoted");
+
+ gt_list = webkit_dom_element_query_selector_all (element, "span.-x-evo-quoted", NULL);
+
+ for (jj = 0; jj < webkit_dom_node_list_get_length (gt_list); jj++) {
+ WebKitDOMNode *node = webkit_dom_node_list_item (gt_list, jj);
+
+ webkit_dom_node_remove_child (
+ webkit_dom_node_get_parent_node (node),
+ node,
+ NULL);
+ }
+ }
+ }
+}
+
/**
* e_editor_widget_get_html_mode:
* @widget: an #EEditorWidget
@@ -1629,9 +1990,10 @@ process_elements (WebKitDOMNode *node,
/* Skip signature */
if (element_has_class (WEBKIT_DOM_ELEMENT (node), "-x-evolution-signature")) {
- if (process_nodes)
+ if (process_nodes) {
g_string_append (buffer, "\n");
- else
+ element_remove_class (WEBKIT_DOM_ELEMENT (node), "-x-evolution-signature");
+ } else
return;
}
@@ -1682,6 +2044,51 @@ process_elements (WebKitDOMNode *node,
g_string_append (buffer, content);
g_free (content);
skip_node = TRUE;
+ } else {
+ WebKitDOMNodeList *list;
+ int jj, length;
+
+ /* First replace wrappers */
+ list = webkit_dom_element_query_selector_all (
+ WEBKIT_DOM_ELEMENT (child),
+ "span.-x-evo-temp-text-wrapper",
+ NULL);
+
+ length = webkit_dom_node_list_get_length (list);
+
+ for (jj = 0; jj < length; jj++) {
+ WebKitDOMNode *quoted_node;
+ const gchar *text_content;
+
+ quoted_node = webkit_dom_node_list_item (list, jj);
+ text_content = webkit_dom_node_get_text_content (quoted_node);
+
+ webkit_dom_html_element_set_outer_html (
+ WEBKIT_DOM_HTML_ELEMENT (quoted_node),
+ text_content,
+ NULL);
+ }
+
+ /* Afterwards replace quote nodes with symbols */
+ list = webkit_dom_element_query_selector_all (
+ WEBKIT_DOM_ELEMENT (child),
+ "span.-x-evo-quoted",
+ NULL);
+
+ length = webkit_dom_node_list_get_length (list);
+
+ for (jj = 0; jj < length; jj++) {
+ WebKitDOMNode *quoted_node;
+ const gchar *text_content;
+
+ quoted_node = webkit_dom_node_list_item (list, jj);
+ text_content = webkit_dom_node_get_text_content (quoted_node);
+
+ webkit_dom_html_element_set_outer_html (
+ WEBKIT_DOM_HTML_ELEMENT (quoted_node),
+ text_content,
+ NULL);
+ }
}
}
@@ -1809,12 +2216,15 @@ e_editor_widget_set_html_mode (EEditorWidget *widget,
if (widget->priv->html_mode) {
/* FIXME WEBKIT: Process smileys! */
+ e_editor_widget_dequote_plain_text (widget);
} else {
gchar *plain;
/* Save caret position -> it will be restored in e-composer-private.c */
e_editor_selection_save_caret_position (e_editor_widget_get_selection (widget));
+ e_editor_widget_quote_plain_text (widget);
+
plain = changing_composer_mode_get_text_plain (widget);
if (*plain)
@@ -2185,7 +2595,16 @@ e_editor_widget_update_fonts (EEditorWidget *widget)
g_string_append_printf (
stylesheet,
- "blockquote[type=cite] {\n"
+ "blockquote[type=cite] "
+ "{\n"
+ " padding: 0.0ex 0ex;\n"
+ " margin: 0ex;\n"
+ "}\n");
+
+ g_string_append_printf (
+ stylesheet,
+ "blockquote[type=cite]:not(.-x-evo-plaintext-quoted) "
+ "{\n"
" padding: 0.4ex 1ex;\n"
" margin: 1ex;\n"
" border-width: 0px 2px 0px 2px;\n"
@@ -2197,45 +2616,45 @@ e_editor_widget_update_fonts (EEditorWidget *widget)
g_string_append_printf (
stylesheet,
- "blockquote[type=cite] "
+ "blockquote[type=cite]:not(.-x-evo-plaintext-quoted) "
"{\n"
" border-color: rgb(114,159,207);\n" /* Sky Blue 1 */
"}\n");
g_string_append_printf (
stylesheet,
- "blockquote[type=cite] "
- "blockquote[type=cite] "
+ "blockquote[type=cite]:not(.-x-evo-plaintext-quoted) "
+ "blockquote[type=cite]:not(.-x-evo-plaintext-quoted) "
"{\n"
" border-color: rgb(173,127,168);\n" /* Plum 1 */
"}\n");
g_string_append_printf (
stylesheet,
- "blockquote[type=cite] "
- "blockquote[type=cite] "
- "blockquote[type=cite] "
+ "blockquote[type=cite]:not(.-x-evo-plaintext-quoted) "
+ "blockquote[type=cite]:not(.-x-evo-plaintext-quoted) "
+ "blockquote[type=cite]:not(.-x-evo-plaintext-quoted) "
"{\n"
" border-color: rgb(138,226,52);\n" /* Chameleon 1 */
"}\n");
g_string_append_printf (
stylesheet,
- "blockquote[type=cite] "
- "blockquote[type=cite] "
- "blockquote[type=cite] "
- "blockquote[type=cite] "
+ "blockquote[type=cite]:not(.-x-evo-plaintext-quoted) "
+ "blockquote[type=cite]:not(.-x-evo-plaintext-quoted) "
+ "blockquote[type=cite]:not(.-x-evo-plaintext-quoted) "
+ "blockquote[type=cite]:not(.-x-evo-plaintext-quoted) "
"{\n"
" border-color: rgb(252,175,62);\n" /* Orange 1 */
"}\n");
g_string_append_printf (
stylesheet,
- "blockquote[type=cite] "
- "blockquote[type=cite] "
- "blockquote[type=cite] "
- "blockquote[type=cite] "
- "blockquote[type=cite] "
+ "blockquote[type=cite]:not(.-x-evo-plaintext-quoted) "
+ "blockquote[type=cite]:not(.-x-evo-plaintext-quoted) "
+ "blockquote[type=cite]:not(.-x-evo-plaintext-quoted) "
+ "blockquote[type=cite]:not(.-x-evo-plaintext-quoted) "
+ "blockquote[type=cite]:not(.-x-evo-plaintext-quoted) "
"{\n"
" border-color: rgb(233,185,110);\n" /* Chocolate 1 */
"}\n");
diff --git a/e-util/e-editor-widget.h b/e-util/e-editor-widget.h
index 42c598b..9af32b5 100644
--- a/e-util/e-editor-widget.h
+++ b/e-util/e-editor-widget.h
@@ -107,11 +107,16 @@ void e_editor_widget_set_text_plain (EEditorWidget *widget,
void e_editor_widget_paste_clipboard_quoted
(EEditorWidget *widget);
void e_editor_widget_update_fonts (EEditorWidget *widget);
-
WebKitDOMElement *
- e_editor_widget_get_element_under_mouse_click (EEditorWidget *widget);
-void e_editor_widget_check_magic_links (EEditorWidget *widget,
- gboolean while_typing);
+ e_editor_widget_get_element_under_mouse_click
+ (EEditorWidget *widget);
+void e_editor_widget_check_magic_links
+ (EEditorWidget *widget,
+ gboolean while_typing);
+void e_editor_widget_quote_plain_text
+ (EEditorWidget *widget);
+void e_editor_widget_dequote_plain_text
+ (EEditorWidget *widget);
G_END_DECLS
#endif /* E_EDITOR_WIDGET_H */
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