/**
* Indicates if the given dom element is an editable element like text input,
* password or textarea.
*/
gboolean dom_is_editable(Element *element)
{
gboolean result = false;
char *tagname, *type;
if (!element) {
return result;
}
tagname = webkit_dom_element_get_tag_name(element);
type = webkit_dom_element_get_attribute(element, "type");
/* element is editable if it's a text area or input with no type, text or
* pasword */
if (!g_ascii_strcasecmp(tagname, "textarea")) {
result = true;
} else if (!g_ascii_strcasecmp(tagname, "input")
&& (!*type || !g_ascii_strcasecmp(type, "text") || !g_ascii_strcasecmp(type, "password"))
) {
result = true;
} else {
result = false;
}
g_free(tagname);
g_free(type);
return result;
}
static gboolean
get_has_style (EEditorSelection *selection, const gchar *style_tag)
{
WebKitDOMNode *node;
WebKitDOMElement *element;
WebKitDOMRange *range;
gboolean result;
gint tag_len;
range = editor_selection_get_current_range (selection);
if (!range)
return FALSE;
node = webkit_dom_range_get_start_container (range, NULL);
if (!WEBKIT_DOM_IS_ELEMENT (node))
element = webkit_dom_node_get_parent_element (node);
else
element = WEBKIT_DOM_ELEMENT (node);
tag_len = strlen (style_tag);
result = FALSE;
while (!result && element) {
gchar *element_tag;
element_tag = webkit_dom_element_get_tag_name (element);
result = ((tag_len == strlen (element_tag)) &&
(g_ascii_strncasecmp (element_tag, style_tag, tag_len) == 0));
/* Special case: <blockquote type=cite> marks quotation, while
* just <blockquote> is used for indentation. If the <blockquote>
* has type=cite, then ignore it */
if (result && g_ascii_strncasecmp (element_tag, "blockquote", 10) == 0) {
if (webkit_dom_element_has_attribute (element, "type")) {
gchar *type;
type = webkit_dom_element_get_attribute (
element, "type");
if (g_ascii_strncasecmp (type, "cite", 4) == 0) {
result = FALSE;
}
g_free (type);
}
}
g_free (element_tag);
if (result) {
break;
}
element = webkit_dom_node_get_parent_element (
WEBKIT_DOM_NODE (element));
}
return result;
}
static gboolean
plugins_before_load_cb(WebKitDOMDOMWindow *win, WebKitDOMEvent *event, GList *gl)
{
WebKitDOMElement *element = (void*)webkit_dom_event_get_src_element(event);
char *tagname = webkit_dom_element_get_tag_name(element);
char *type = webkit_dom_element_get_attribute(element, "type");
if ( (!g_strcmp0(type, "application/x-shockwave-flash")
&& (! g_ascii_strcasecmp(tagname, "object") || ! g_ascii_strcasecmp(tagname, "embed")) )
&& ! g_slist_find(ALLOWED(gl), element) )
{
VIEW(gl)->plugins->status |= PLUGIN_STATUS_HAS_PLUGIN;
webkit_dom_event_prevent_default(event);
webkit_dom_event_stop_propagation(event);
plugins_create_click_element(element, gl);
}
g_object_unref(element);
g_free(tagname);
g_free(type);
return true;
}
static void
html_editor_image_dialog_show (GtkWidget *widget)
{
EHTMLEditorImageDialog *dialog;
EHTMLEditor *editor;
EHTMLEditorSelection *selection;
EHTMLEditorView *view;
WebKitDOMElement *link;
gchar *tmp;
glong val;
dialog = E_HTML_EDITOR_IMAGE_DIALOG (widget);
if (!dialog->priv->image) {
return;
}
editor = e_html_editor_dialog_get_editor (E_HTML_EDITOR_DIALOG (dialog));
view = e_html_editor_get_view (editor);
selection = e_html_editor_view_get_selection (view);
if (!e_html_editor_view_is_undo_redo_in_progress (view)) {
EHTMLEditorViewHistoryEvent *ev;
ev = g_new0 (EHTMLEditorViewHistoryEvent, 1);
ev->type = HISTORY_IMAGE_DIALOG;
e_html_editor_selection_get_selection_coordinates (
selection, &ev->before.start.x, &ev->before.start.y, &ev->before.end.x, &ev->before.end.y);
ev->data.dom.from = webkit_dom_node_clone_node (
WEBKIT_DOM_NODE (dialog->priv->image), FALSE);
dialog->priv->history_event = ev;
}
tmp = webkit_dom_element_get_attribute (
WEBKIT_DOM_ELEMENT (dialog->priv->image), "data-uri");
if (tmp && *tmp) {
gtk_file_chooser_set_uri (
GTK_FILE_CHOOSER (dialog->priv->file_chooser), tmp);
gtk_widget_set_sensitive (
GTK_WIDGET (dialog->priv->file_chooser), TRUE);
} else {
gtk_file_chooser_set_uri (
GTK_FILE_CHOOSER (dialog->priv->file_chooser), "");
gtk_widget_set_sensitive (
GTK_WIDGET (dialog->priv->file_chooser), FALSE);
}
g_free (tmp);
tmp = webkit_dom_html_image_element_get_alt (dialog->priv->image);
gtk_entry_set_text (GTK_ENTRY (dialog->priv->description_edit), tmp ? tmp : "");
g_free (tmp);
val = webkit_dom_html_image_element_get_width (dialog->priv->image);
gtk_spin_button_set_value (
GTK_SPIN_BUTTON (dialog->priv->width_edit), val);
gtk_combo_box_set_active_id (
GTK_COMBO_BOX (dialog->priv->width_units), "units-px");
val = webkit_dom_html_image_element_get_height (dialog->priv->image);
gtk_spin_button_set_value (
GTK_SPIN_BUTTON (dialog->priv->height_edit), val);
gtk_combo_box_set_active_id (
GTK_COMBO_BOX (dialog->priv->height_units), "units-px");
tmp = webkit_dom_html_image_element_get_border (dialog->priv->image);
gtk_combo_box_set_active_id (
GTK_COMBO_BOX (dialog->priv->alignment),
(tmp && *tmp) ? tmp : "bottom");
g_free (tmp);
val = webkit_dom_html_image_element_get_hspace (dialog->priv->image);
gtk_spin_button_set_value (
GTK_SPIN_BUTTON (dialog->priv->x_padding_edit), val);
val = webkit_dom_html_image_element_get_vspace (dialog->priv->image);
gtk_spin_button_set_value (
GTK_SPIN_BUTTON (dialog->priv->y_padding_edit), val);
link = e_html_editor_dom_node_find_parent_element (
WEBKIT_DOM_NODE (dialog->priv->image), "A");
if (link) {
tmp = webkit_dom_html_anchor_element_get_href (
WEBKIT_DOM_HTML_ANCHOR_ELEMENT (link));
gtk_entry_set_text (GTK_ENTRY (dialog->priv->url_edit), tmp);
g_free (tmp);
}
/* Chain up to parent implementation */
GTK_WIDGET_CLASS (e_html_editor_image_dialog_parent_class)->show (widget);
}
EEditorSelectionBlockFormat
e_editor_selection_get_block_format (EEditorSelection *selection)
{
WebKitDOMNode *node;
WebKitDOMRange *range;
WebKitDOMElement *element;
EEditorSelectionBlockFormat result;
g_return_val_if_fail (E_IS_EDITOR_SELECTION (selection),
E_EDITOR_SELECTION_BLOCK_FORMAT_PARAGRAPH);
range = editor_selection_get_current_range (selection);
if (!range) {
return E_EDITOR_SELECTION_BLOCK_FORMAT_PARAGRAPH;
}
node = webkit_dom_range_get_start_container (range, NULL);
if (e_editor_dom_node_find_parent_element (node, "UL")) {
result = E_EDITOR_SELECTION_BLOCK_FORMAT_UNORDERED_LIST;
} else if ((element = e_editor_dom_node_find_parent_element (node, "OL")) != NULL) {
if (webkit_dom_element_has_attribute (element, "type")) {
gchar *type;
type = webkit_dom_element_get_attribute(element, "type");
if (type && ((*type == 'a') || (*type == 'A'))) {
result = E_EDITOR_SELECTION_BLOCK_FORMAT_ORDERED_LIST_ALPHA;
} else if (type && ((*type == 'i') || (*type == 'I'))) {
result = E_EDITOR_SELECTION_BLOCK_FORMAT_ORDERED_LIST_ROMAN;
} else {
result = E_EDITOR_SELECTION_BLOCK_FORMAT_ORDERED_LIST;
}
g_free (type);
} else {
result = E_EDITOR_SELECTION_BLOCK_FORMAT_ORDERED_LIST;
}
} else if (e_editor_dom_node_find_parent_element (node, "BLOCKQUOTE")) {
result = E_EDITOR_SELECTION_BLOCK_FORMAT_BLOCKQUOTE;
} else if (e_editor_dom_node_find_parent_element (node, "PRE")) {
result = E_EDITOR_SELECTION_BLOCK_FORMAT_PRE;
} else if (e_editor_dom_node_find_parent_element (node, "ADDRESS")) {
result = E_EDITOR_SELECTION_BLOCK_FORMAT_ADDRESS;
} else if (e_editor_dom_node_find_parent_element (node, "H1")) {
result = E_EDITOR_SELECTION_BLOCK_FORMAT_H1;
} else if (e_editor_dom_node_find_parent_element (node, "H2")) {
result = E_EDITOR_SELECTION_BLOCK_FORMAT_H2;
} else if (e_editor_dom_node_find_parent_element (node, "H3")) {
result = E_EDITOR_SELECTION_BLOCK_FORMAT_H3;
} else if (e_editor_dom_node_find_parent_element (node, "H4")) {
result = E_EDITOR_SELECTION_BLOCK_FORMAT_H4;
} else if (e_editor_dom_node_find_parent_element (node, "H5")) {
result = E_EDITOR_SELECTION_BLOCK_FORMAT_H5;
} else if (e_editor_dom_node_find_parent_element (node, "H6")) {
result = E_EDITOR_SELECTION_BLOCK_FORMAT_H6;
} else if (e_editor_dom_node_find_parent_element (node, "P")) {
result = E_EDITOR_SELECTION_BLOCK_FORMAT_PARAGRAPH;
} else {
result = E_EDITOR_SELECTION_BLOCK_FORMAT_PARAGRAPH;
}
return result;
}
static void
composer_load_signature_cb (EMailSignatureComboBox *combo_box,
GAsyncResult *result,
EMsgComposer *composer)
{
GString *html_buffer = NULL;
gchar *contents = NULL;
gsize length = 0;
const gchar *active_id;
gboolean top_signature, is_html, html_mode;
gboolean start_bottom, is_message_from_edit_as_new;
GError *error = NULL;
EHTMLEditor *editor;
EHTMLEditorView *view;
WebKitDOMDocument *document;
WebKitDOMElement *element = NULL;
WebKitDOMNodeList *signatures;
gulong list_length, ii;
GSettings *settings;
e_mail_signature_combo_box_load_selected_finish (
combo_box, result, &contents, &length, &is_html, &error);
/* FIXME Use an EAlert here. */
if (error != NULL) {
g_warning ("%s: %s", G_STRFUNC, error->message);
g_error_free (error);
goto exit;
}
if (composer->priv->ignore_next_signature_change) {
composer->priv->ignore_next_signature_change = FALSE;
goto exit;
}
editor = e_msg_composer_get_editor (composer);
view = e_html_editor_get_view (editor);
is_message_from_edit_as_new =
e_html_editor_view_is_message_from_edit_as_new (view);
/* "Edit as New Message" sets is_message_from_edit_as_new.
* Always put the signature at the bottom for that case. */
top_signature =
use_top_signature (composer) &&
!is_message_from_edit_as_new &&
!composer->priv->is_from_new_message;
settings = e_util_ref_settings ("org.gnome.evolution.mail");
start_bottom = g_settings_get_boolean (settings, "composer-reply-start-bottom");
g_object_unref (settings);
document = webkit_web_view_get_dom_document (WEBKIT_WEB_VIEW (view));
html_mode = e_html_editor_view_get_html_mode (view);
if (contents == NULL)
goto insert;
/* If inserting HTML signature in plain text composer we have to convert it. */
if (is_html && !html_mode) {
WebKitDOMElement *tmp_element;
gchar *inner_text;
tmp_element = webkit_dom_document_create_element (document, "div", NULL);
webkit_dom_html_element_set_inner_html (
WEBKIT_DOM_HTML_ELEMENT (tmp_element), contents, NULL);
inner_text = webkit_dom_html_element_get_inner_text (
WEBKIT_DOM_HTML_ELEMENT (tmp_element));
g_free (contents);
contents = inner_text ? g_strstrip (inner_text) : g_strdup ("");
is_html = FALSE;
}
if (!is_html) {
gchar *html;
html = camel_text_to_html (contents, 0, 0);
if (html) {
g_free (contents);
contents = html;
length = strlen (contents);
}
}
/* Generate HTML code for the signature. */
html_buffer = g_string_sized_new (1024);
/* The combo box active ID is the signature's ESource UID. */
active_id = gtk_combo_box_get_active_id (GTK_COMBO_BOX (combo_box));
g_string_append_printf (
html_buffer,
"<SPAN class=\"-x-evo-signature\" id=\"1\" name=\"%s\">",
(active_id != NULL) ? active_id : "");
if (!is_html)
g_string_append (html_buffer, "<PRE>");
/* The signature dash convention ("-- \n") is specified
* in the "Son of RFC 1036", section 4.3.2.
* http://www.chemie.fu-berlin.de/outerspace/netnews/son-of-1036.html
*/
if (add_signature_delimiter (composer)) {
const gchar *delim;
const gchar *delim_nl;
if (is_html) {
delim = "-- <BR>";
delim_nl = "\n-- <BR>";
} else {
delim = "-- \n";
delim_nl = "\n-- \n";
}
/* Skip the delimiter if the signature already has one. */
if (g_ascii_strncasecmp (contents, delim, strlen (delim)) == 0)
; /* skip */
else if (e_util_strstrcase (contents, delim_nl) != NULL)
; /* skip */
else
g_string_append (html_buffer, delim);
}
g_string_append_len (html_buffer, contents, length);
if (!is_html)
g_string_append (html_buffer, "</PRE>");
g_string_append (html_buffer, "</SPAN>");
g_free (contents);
insert:
/* Remove the old signature and insert the new one. */
signatures = webkit_dom_document_get_elements_by_class_name (
document, "-x-evo-signature-wrapper");
list_length = webkit_dom_node_list_get_length (signatures);
for (ii = 0; ii < list_length; ii++) {
WebKitDOMNode *wrapper, *signature;
gchar *id;
wrapper = webkit_dom_node_list_item (signatures, ii);
signature = webkit_dom_node_get_first_child (wrapper);
/* When we are editing a message with signature, we need to unset the
* active signature id as if the signature in the message was edited
* by the user we would discard these changes. */
if (composer->priv->set_signature_from_message &&
(is_message_from_edit_as_new || e_html_editor_view_is_message_from_draft (view))) {
if (composer->priv->check_if_signature_is_changed) {
if (html_buffer && *html_buffer->str) {
gchar *body_signature_text, *signature_text;
element = webkit_dom_document_create_element (document, "div", NULL);
webkit_dom_html_element_set_inner_html (
WEBKIT_DOM_HTML_ELEMENT (element), html_buffer->str, NULL);
body_signature_text = webkit_dom_html_element_get_inner_text (
WEBKIT_DOM_HTML_ELEMENT (signature));
signature_text = webkit_dom_html_element_get_inner_text (
WEBKIT_DOM_HTML_ELEMENT (element));
/* Signature in the body is different than the one with the
* same id, so set the active signature to None and leave
* the signature that is in the body. */
if (g_strcmp0 (body_signature_text, signature_text) != 0) {
gtk_combo_box_set_active (GTK_COMBO_BOX (combo_box), 0);
composer->priv->ignore_next_signature_change = TRUE;
}
g_free (body_signature_text);
g_free (signature_text);
} else {
gtk_combo_box_set_active (GTK_COMBO_BOX (combo_box), 0);
composer->priv->ignore_next_signature_change = TRUE;
}
composer->priv->check_if_signature_is_changed = FALSE;
composer->priv->set_signature_from_message = FALSE;
} else {
gchar *name;
/* Load the signature and check if is it the same
* as the signature in body or the user previously
* changed it. */
name = webkit_dom_element_get_attribute (WEBKIT_DOM_ELEMENT (signature), "name");
gtk_combo_box_set_active_id (GTK_COMBO_BOX (combo_box), name);
g_free (name);
composer->priv->check_if_signature_is_changed = TRUE;
}
g_object_unref (wrapper);
g_object_unref (signatures);
g_object_unref (composer);
return;
}
id = webkit_dom_element_get_id (WEBKIT_DOM_ELEMENT (signature));
if (id && (strlen (id) == 1) && (*id == '1')) {
/* If the top signature was set we have to remove the NL
* that was inserted after it */
if (top_signature) {
WebKitDOMElement *spacer;
spacer = webkit_dom_document_query_selector (
document, ".-x-evo-top-signature-spacer", NULL);
if (spacer)
remove_node_if_empty (WEBKIT_DOM_NODE (spacer));
}
/* We have to remove the div containing the span with signature */
remove_node (wrapper);
g_object_unref (wrapper);
g_free (id);
break;
}
g_object_unref (wrapper);
g_free (id);
}
g_object_unref (signatures);
if (html_buffer != NULL) {
if (*html_buffer->str) {
WebKitDOMHTMLElement *body;
body = webkit_dom_document_get_body (document);
if (!element) {
element = webkit_dom_document_create_element (document, "DIV", NULL);
webkit_dom_html_element_set_inner_html (
WEBKIT_DOM_HTML_ELEMENT (element), html_buffer->str, NULL);
}
webkit_dom_element_set_class_name (element, "-x-evo-signature-wrapper");
if (top_signature) {
WebKitDOMNode *child =
webkit_dom_node_get_first_child (WEBKIT_DOM_NODE (body));
if (start_bottom) {
webkit_dom_node_insert_before (
WEBKIT_DOM_NODE (body),
WEBKIT_DOM_NODE (element),
child,
NULL);
} else {
/* When we are using signature on top the caret
* should be before the signature */
webkit_dom_node_insert_before (
WEBKIT_DOM_NODE (body),
WEBKIT_DOM_NODE (element),
child,
NULL);
}
} else {
webkit_dom_node_append_child (
WEBKIT_DOM_NODE (body),
WEBKIT_DOM_NODE (element),
NULL);
}
}
g_string_free (html_buffer, TRUE);
}
if (is_html && html_mode)
e_html_editor_view_fix_file_uri_images (view);
composer_move_caret (composer);
exit:
/* Make sure the flag will be unset and won't influence user's choice */
composer->priv->set_signature_from_message = FALSE;
g_object_unref (composer);
}