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-rw-r--r--lib/ephy-web-app-utils.c228
-rw-r--r--lib/ephy-web-app-utils.h10
2 files changed, 238 insertions, 0 deletions
diff --git a/lib/ephy-web-app-utils.c b/lib/ephy-web-app-utils.c
index 1bd1a2f8d..203a771f8 100644
--- a/lib/ephy-web-app-utils.c
+++ b/lib/ephy-web-app-utils.c
@@ -35,6 +35,234 @@
#define EPHY_WEB_APP_DESKTOP_FILE_PREFIX "epiphany-"
+static char *
+resolve_uri (WebKitWebView *view,
+ const char *uri)
+{
+ SoupURI *base;
+ SoupURI *new;
+ const char *base_uri;
+ char *ret;
+
+ if (uri == NULL)
+ return NULL;
+
+ base_uri = webkit_web_view_get_uri (view);
+ if (base_uri == NULL)
+ return NULL;
+
+ base = soup_uri_new (base_uri);
+ new = soup_uri_new_with_base (base, uri);
+ soup_uri_free (base);
+ ret = soup_uri_to_string (new, FALSE);
+ soup_uri_free (new);
+
+ return ret;
+}
+
+#ifdef HAVE_WEBKIT2
+/* TODO: DOM Bindindgs */
+#else
+static gboolean
+get_icon_from_mstile (WebKitWebView *view,
+ char **uri_out,
+ char **color_out)
+{
+ gboolean ret;
+ WebKitDOMDocument *document;
+ WebKitDOMNodeList *metas;
+ gulong length, i;
+ char *image = NULL;
+ char *color = NULL;
+
+ document = webkit_web_view_get_dom_document (view);
+ metas = webkit_dom_document_get_elements_by_tag_name (document, "meta");
+ length = webkit_dom_node_list_get_length (metas);
+
+ for (i = 0; i < length; i++) {
+ WebKitDOMNode *node = webkit_dom_node_list_item (metas, i);
+ char *name;
+
+ name = webkit_dom_html_meta_element_get_name (WEBKIT_DOM_HTML_META_ELEMENT (node));
+ if (g_strcmp0 (name, "msapplication-TileImage") == 0) {
+ if (image == NULL)
+ image = webkit_dom_html_meta_element_get_content (WEBKIT_DOM_HTML_META_ELEMENT (node));
+ } else if (g_strcmp0 (name, "msapplication-TileColor") == 0) {
+ if (color == NULL)
+ color = webkit_dom_html_meta_element_get_content (WEBKIT_DOM_HTML_META_ELEMENT (node));
+ }
+ }
+
+ ret = (image != NULL && *image != '\0');
+
+ if (uri_out != NULL)
+ *uri_out = g_strdup (image);
+ if (color_out != NULL)
+ *color_out = g_strdup (color);
+
+ g_free (image);
+ g_free (color);
+
+ return ret;
+}
+
+static gboolean
+get_icon_from_ogp (WebKitWebView *view,
+ char **uri_out,
+ char **color_out)
+{
+ gboolean ret;
+ WebKitDOMDocument *document;
+ WebKitDOMNodeList *metas;
+ gulong length, i;
+ char *image = NULL;
+ char *color = NULL;
+
+ document = webkit_web_view_get_dom_document (view);
+ metas = webkit_dom_document_get_elements_by_tag_name (document, "meta");
+ length = webkit_dom_node_list_get_length (metas);
+
+ for (i = 0; i < length && image == NULL; i++) {
+ WebKitDOMNode *node = webkit_dom_node_list_item (metas, i);
+ char *property;
+ char *itemprop;
+
+ property = webkit_dom_element_get_attribute (WEBKIT_DOM_ELEMENT (node), "property");
+ itemprop = webkit_dom_element_get_attribute (WEBKIT_DOM_ELEMENT (node), "itemprop");
+ if (g_strcmp0 (property, "og:image") == 0 ||
+ g_strcmp0 (itemprop, "image") == 0) {
+ image = webkit_dom_html_meta_element_get_content (WEBKIT_DOM_HTML_META_ELEMENT (node));
+ }
+ g_free (property);
+ g_free (itemprop);
+ }
+
+ ret = (image != NULL && *image != '\0');
+
+ if (uri_out != NULL)
+ *uri_out = g_strdup (image);
+ if (color_out != NULL)
+ *color_out = g_strdup (color);
+
+ return ret;
+}
+
+static gboolean
+get_icon_from_touch_icon (WebKitWebView *view,
+ char **uri_out,
+ char **color_out)
+{
+ gboolean ret;
+ WebKitDOMDocument *document;
+ WebKitDOMNodeList *links;
+ gulong length, i;
+ char *image = NULL;
+ char *color = NULL;
+
+ document = webkit_web_view_get_dom_document (view);
+ links = webkit_dom_document_get_elements_by_tag_name (document, "link");
+ length = webkit_dom_node_list_get_length (links);
+
+ for (i = 0; i < length && image == NULL; i++) {
+ char *rel;
+ WebKitDOMNode *node = webkit_dom_node_list_item (links, i);
+
+ rel = webkit_dom_html_link_element_get_rel (WEBKIT_DOM_HTML_LINK_ELEMENT (node));
+ /* TODO: support more than one possible icon. */
+ if (g_strcmp0 (rel, "apple-touch-icon") == 0 ||
+ g_strcmp0 (rel, "apple-touch-icon-precomposed") == 0) {
+ image = webkit_dom_html_link_element_get_href (WEBKIT_DOM_HTML_LINK_ELEMENT (node));
+ }
+ g_free (rel);
+ }
+
+ ret = (image != NULL && *image != '\0');
+
+ if (uri_out != NULL)
+ *uri_out = g_strdup (image);
+ if (color_out != NULL)
+ *color_out = g_strdup (color);
+
+ return ret;
+}
+
+static gboolean
+get_icon_from_favicon (WebKitWebView *view,
+ char **uri_out,
+ char **color_out)
+{
+ gboolean ret;
+ WebKitDOMDocument *document;
+ WebKitDOMNodeList *links;
+ gulong length, i;
+ char *image = NULL;
+ char *color = NULL;
+
+ document = webkit_web_view_get_dom_document (view);
+ links = webkit_dom_document_get_elements_by_tag_name (document, "link");
+ length = webkit_dom_node_list_get_length (links);
+
+ for (i = 0; i < length; i++) {
+ char *rel;
+ WebKitDOMNode *node = webkit_dom_node_list_item (links, i);
+
+ rel = webkit_dom_html_link_element_get_rel (WEBKIT_DOM_HTML_LINK_ELEMENT (node));
+ if (g_strcmp0 (rel, "shortcut-icon") == 0 ||
+ g_strcmp0 (rel, "shortcut icon") == 0 ||
+ g_strcmp0 (rel, "icon shortcut") == 0 ||
+ g_strcmp0 (rel, "icon") == 0) {
+ image = webkit_dom_html_link_element_get_href (WEBKIT_DOM_HTML_LINK_ELEMENT (node));
+ }
+ g_free (rel);
+ }
+
+ ret = (image != NULL && *image != '\0');
+
+ if (uri_out != NULL)
+ *uri_out = g_strdup (image);
+ if (color_out != NULL)
+ *color_out = g_strdup (color);
+
+ return ret;
+}
+#endif /* HAVE_WEBKIT2 */
+
+gboolean
+ephy_web_view_get_best_icon (WebKitWebView *view,
+ char **uri,
+ GdkRGBA *rgba)
+{
+ gboolean ret = FALSE;
+ char *image = NULL;
+ char *color = NULL;
+
+#ifdef HAVE_WEBKIT2
+ /* TODO: DOM Bindindgs */
+#else
+
+ /* First try to get a mstile, then try OGP, then favicon */
+
+ ret = get_icon_from_mstile (view, &image, &color);
+ if (! ret)
+ ret = get_icon_from_ogp (view, &image, &color);
+ if (! ret)
+ ret = get_icon_from_touch_icon (view, &image, &color);
+ if (! ret)
+ ret = get_icon_from_favicon (view, &image, &color);
+
+#endif
+
+ if (uri != NULL)
+ *uri = resolve_uri (view, image);
+ if (rgba != NULL && color != NULL)
+ gdk_rgba_parse (rgba, color);
+
+ g_free (image);
+ g_free (color);
+
+ return ret;
+}
+
/* This is necessary because of gnome-shell's guessing of a .desktop
filename from WM_CLASS property. */
static char *
diff --git a/lib/ephy-web-app-utils.h b/lib/ephy-web-app-utils.h
index 54968df80..adb254e5f 100644
--- a/lib/ephy-web-app-utils.h
+++ b/lib/ephy-web-app-utils.h
@@ -27,6 +27,12 @@
#include <glib.h>
#include <gtk/gtk.h>
+#ifdef HAVE_WEBKIT2
+#include <webkit2/webkit2.h>
+#else
+#include <webkit/webkit.h>
+#endif
+
G_BEGIN_DECLS
typedef struct {
@@ -52,6 +58,10 @@ void ephy_web_application_free_application_list (GList *list);
gboolean ephy_web_application_exists (const char *name);
+gboolean ephy_web_view_get_best_icon (WebKitWebView *view,
+ char **uri,
+ GdkRGBA *rgba);
+
G_END_DECLS
#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-27 19:04:42 +0800