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/* -*- Mode: C; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set sw=2 ts=2 sts=2 et: */
/*
* Copyright © 2013 Igalia S.L.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include "config.h"
#include "ephy-web-dom-utils.h"
#ifdef HAVE_WEBKIT2
#include <webkit2/webkit2.h>
#include <webkit2/webkit-web-extension.h>
#else
#include <webkit/webkit.h>
#endif
/**
* ephy_web_dom_has_modified_forms:
* @document: the DOM document to check if there are or not modified forms.
*
* A small heuristic is used here. If there's only one input element modified
* and it does not have a lot of text the user is likely not very interested in
* saving this work, so it returns %FALSE in this case (eg, google search
* input).
*
* Returns %TRUE if the user has modified <input> or <textarea>
* values in the @document.
**/
gboolean
ephy_web_dom_has_modified_forms (WebKitDOMDocument *document)
{
WebKitDOMHTMLCollection *forms;
gulong forms_n;
int i;
forms = webkit_dom_document_get_forms (document);
forms_n = webkit_dom_html_collection_get_length (forms);
for (i = 0; i < forms_n; i++) {
WebKitDOMHTMLCollection *elements;
WebKitDOMNode *form_element = webkit_dom_html_collection_item (forms, i);
gulong elements_n;
int j;
gboolean modified_input_element = FALSE;
elements = webkit_dom_html_form_element_get_elements (WEBKIT_DOM_HTML_FORM_ELEMENT (form_element));
elements_n = webkit_dom_html_collection_get_length (elements);
for (j = 0; j < elements_n; j++) {
WebKitDOMNode *element;
element = webkit_dom_html_collection_item (elements, j);
if (WEBKIT_DOM_IS_HTML_TEXT_AREA_ELEMENT (element))
if (webkit_dom_html_text_area_element_is_edited (WEBKIT_DOM_HTML_TEXT_AREA_ELEMENT (element)))
return TRUE;
if (WEBKIT_DOM_IS_HTML_INPUT_ELEMENT (element))
if (webkit_dom_html_input_element_is_edited (WEBKIT_DOM_HTML_INPUT_ELEMENT (element))) {
glong length;
char *text;
/* A small heuristic here. If there's only one input element
* modified and it does not have a lot of text the user is
* likely not very interested in saving this work, so do
* nothing (eg, google search input). */
if (modified_input_element)
return TRUE;
modified_input_element = TRUE;
text = webkit_dom_html_input_element_get_value (WEBKIT_DOM_HTML_INPUT_ELEMENT (element));
length = g_utf8_strlen (text, -1);
g_free (text);
if (length > 50)
return TRUE;
}
}
}
return FALSE;
}
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