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authorManuel Rego Casasnovas <rego@igalia.com>2013-02-25 21:17:11 +0800
committerXan Lopez <xan@igalia.com>2013-03-02 22:32:31 +0800
commitb5b4d3a8680ac4b7c7358af782cc823213b412bc (patch)
treed9506b788da308a959629c6c1d67f44f7dfb15e5 /lib
parent8a00f5c726c9b1fbe3dbe346957d0d2dbaee008b (diff)
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Move code to get application icon from DOM to ephy-dom-utils
https://bugzilla.gnome.org/show_bug.cgi?id=694091
Diffstat (limited to 'lib')
-rw-r--r--lib/ephy-web-app-utils.c230
-rw-r--r--lib/ephy-web-app-utils.h4
-rw-r--r--lib/ephy-web-dom-utils.c223
-rw-r--r--lib/ephy-web-dom-utils.h5
4 files changed, 228 insertions, 234 deletions
diff --git a/lib/ephy-web-app-utils.c b/lib/ephy-web-app-utils.c
index e12649aa8..9f23fb8ac 100644
--- a/lib/ephy-web-app-utils.c
+++ b/lib/ephy-web-app-utils.c
@@ -35,236 +35,6 @@
#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, "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 adb254e5f..adc2acd7e 100644
--- a/lib/ephy-web-app-utils.h
+++ b/lib/ephy-web-app-utils.h
@@ -58,10 +58,6 @@ 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
diff --git a/lib/ephy-web-dom-utils.c b/lib/ephy-web-dom-utils.c
index 184cf6769..375a7be60 100644
--- a/lib/ephy-web-dom-utils.c
+++ b/lib/ephy-web-dom-utils.c
@@ -22,6 +22,7 @@
#include "config.h"
#include "ephy-web-dom-utils.h"
+#include <libsoup/soup.h>
#ifdef HAVE_WEBKIT2
#include <webkit2/webkit2.h>
#include <webkit2/webkit-web-extension.h>
@@ -131,3 +132,225 @@ ephy_web_dom_utils_get_application_title (WebKitDOMDocument *document)
return title;
}
+
+static char *
+resolve_uri (const char *base_uri,
+ const char *uri)
+{
+ SoupURI *base;
+ SoupURI *new;
+ char *ret;
+
+ if (uri == NULL)
+ return NULL;
+
+ 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;
+}
+
+static gboolean
+get_icon_from_mstile (WebKitDOMDocument *document,
+ char **uri_out,
+ char **color_out)
+{
+ gboolean ret;
+ WebKitDOMNodeList *metas;
+ gulong length, i;
+ char *image = NULL;
+ char *color = NULL;
+
+ 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 (WebKitDOMDocument *document,
+ char **uri_out,
+ char **color_out)
+{
+ gboolean ret;
+ WebKitDOMNodeList *metas;
+ gulong length, i;
+ char *image = NULL;
+ char *color = NULL;
+
+ 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 (WebKitDOMDocument *document,
+ char **uri_out,
+ char **color_out)
+{
+ gboolean ret;
+ WebKitDOMNodeList *links;
+ gulong length, i;
+ char *image = NULL;
+ char *color = NULL;
+
+ 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 (WebKitDOMDocument *document,
+ char **uri_out,
+ char **color_out)
+{
+ gboolean ret;
+ WebKitDOMNodeList *links;
+ gulong length, i;
+ char *image = NULL;
+ char *color = NULL;
+
+ 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, "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;
+}
+
+/**
+ * ephy_web_dom_utils_get_best_icon:
+ * @document: the DOM document.
+ * @base_uri: base URI of the #WebKitWebView.
+ * @uri_out: Icon URI.
+ * @color_out: Icon background color.
+ *
+ * Tries to get the icon (and its background color if any) for a web application
+ * from the @document meta data. First try to get a mstile, then OGP, then touch
+ * icon and finally favicon.
+ *
+ * Returns %TRUE if it finds an icon in the @document.
+ **/
+gboolean
+ephy_web_dom_utils_get_best_icon (WebKitDOMDocument *document,
+ const char *base_uri,
+ char **uri_out,
+ char **color_out)
+{
+ gboolean ret = FALSE;
+ char *image = NULL;
+ char *color = NULL;
+
+ ret = get_icon_from_mstile (document, &image, &color);
+ if (! ret)
+ ret = get_icon_from_ogp (document, &image, &color);
+ if (! ret)
+ ret = get_icon_from_touch_icon (document, &image, &color);
+ if (! ret)
+ ret = get_icon_from_favicon (document, &image, &color);
+
+ if (uri_out != NULL)
+ *uri_out = resolve_uri (base_uri, image);
+ if (color_out != NULL)
+ *color_out = g_strdup (color);
+
+ g_free (image);
+ g_free (color);
+
+ return ret;
+}
diff --git a/lib/ephy-web-dom-utils.h b/lib/ephy-web-dom-utils.h
index d98344c70..a998d4a17 100644
--- a/lib/ephy-web-dom-utils.h
+++ b/lib/ephy-web-dom-utils.h
@@ -37,6 +37,11 @@ gboolean ephy_web_dom_utils_has_modified_forms (WebKitDOMDocument *document);
char * ephy_web_dom_utils_get_application_title (WebKitDOMDocument *document);
+gboolean ephy_web_dom_utils_get_best_icon (WebKitDOMDocument *document,
+ const char *base_uri,
+ char **uri_out,
+ char **color_out);
+
G_END_DECLS
#endif