Replace initdownload() and intercept global download requests.
[surf.git] / surf.c
diff --git a/surf.c b/surf.c
index 79a71fe..d893b27 100644 (file)
--- a/surf.c
+++ b/surf.c
@@ -35,14 +35,16 @@ char *argv0;
 #define CLEANMASK(mask)         (mask & (MODKEY|GDK_SHIFT_MASK))
 
 enum { AtomFind, AtomGo, AtomUri, AtomLast };
+
 enum {
-       ClkDoc   = WEBKIT_HIT_TEST_RESULT_CONTEXT_DOCUMENT,
-       ClkLink  = WEBKIT_HIT_TEST_RESULT_CONTEXT_LINK,
-       ClkImg   = WEBKIT_HIT_TEST_RESULT_CONTEXT_IMAGE,
-       ClkMedia = WEBKIT_HIT_TEST_RESULT_CONTEXT_MEDIA,
-       ClkSel   = WEBKIT_HIT_TEST_RESULT_CONTEXT_SELECTION,
-       ClkEdit  = WEBKIT_HIT_TEST_RESULT_CONTEXT_EDITABLE,
-       ClkAny   = ClkDoc | ClkLink | ClkImg | ClkMedia | ClkSel | ClkEdit,
+       OnDoc   = WEBKIT_HIT_TEST_RESULT_CONTEXT_DOCUMENT,
+       OnLink  = WEBKIT_HIT_TEST_RESULT_CONTEXT_LINK,
+       OnImg   = WEBKIT_HIT_TEST_RESULT_CONTEXT_IMAGE,
+       OnMedia = WEBKIT_HIT_TEST_RESULT_CONTEXT_MEDIA,
+       OnEdit  = WEBKIT_HIT_TEST_RESULT_CONTEXT_EDITABLE,
+       OnBar   = WEBKIT_HIT_TEST_RESULT_CONTEXT_SCROLLBAR,
+       OnSel   = WEBKIT_HIT_TEST_RESULT_CONTEXT_SELECTION,
+       OnAny   = OnDoc | OnLink | OnImg | OnMedia | OnEdit | OnBar | OnSel,
 };
 
 typedef union Arg Arg;
@@ -57,11 +59,13 @@ typedef struct Client {
        Window xid;
        WebKitWebView *view;
        WebKitWebInspector *inspector;
-       char *title, *linkhover;
+       WebKitHitTestResult *mousepos;
+       GTlsCertificateFlags tlsflags;
+       const char *title, *targeturi;
        const char *needle;
        gint progress;
        struct Client *next;
-       gboolean zoomed, fullscreen, isinspecting, sslfailed;
+       gboolean zoomed, fullscreen, isinspecting;
 } Client;
 
 typedef struct {
@@ -111,14 +115,13 @@ static WebKitCookieAcceptPolicy cookiepolicy_get(void);
 static char cookiepolicy_set(const WebKitCookieAcceptPolicy p);
 
 static char *copystr(char **str, const char *src);
-static WebKitWebView *createwindow(WebKitWebView *v, WebKitWebFrame *f,
-                                   Client *c);
-static gboolean decidedownload(WebKitWebView *v, WebKitWebFrame *f,
-                               WebKitNetworkRequest *r, gchar *m,
-                              WebKitWebPolicyDecision *p, Client *c);
-static gboolean decidewindow(WebKitWebView *v, WebKitWebFrame *f,
-                             WebKitNetworkRequest *r, WebKitWebNavigationAction
-                            *n, WebKitWebPolicyDecision *p, Client *c);
+static GtkWidget *createview(WebKitWebView *v, WebKitNavigationAction *a,
+               Client *c);
+static gboolean decidepolicy(WebKitWebView *v, WebKitPolicyDecision *d,
+    WebKitPolicyDecisionType dt, Client *c);
+static void decidenavigation(WebKitPolicyDecision *d, Client *c);
+static void decidenewwindow(WebKitPolicyDecision *d, Client *c);
+static void decideresource(WebKitPolicyDecision *d, Client *c);
 static gboolean deletion_interface(WebKitWebView *view,
                                    WebKitDOMHTMLElement *arg1, Client *c);
 static void destroyclient(Client *c);
@@ -127,8 +130,8 @@ static void die(const char *errstr, ...);
 static void eval(Client *c, const Arg *arg);
 static void find(Client *c, const Arg *arg);
 static void fullscreen(Client *c, const Arg *arg);
-static void geopolicyrequested(WebKitWebView *v, WebKitWebFrame *f,
-                               WebKitGeolocationPolicyDecision *d, Client *c);
+static gboolean permissionrequested(WebKitWebView *v,
+               WebKitPermissionRequest *r, Client *c);
 static const char *getatom(Client *c, int a);
 static void gettogglestat(Client *c);
 static void getpagestat(Client *c);
@@ -138,7 +141,10 @@ static void setstyle(Client *c, const char *style);
 
 static void handleplumb(Client *c, WebKitWebView *w, const gchar *uri);
 
-static gboolean initdownload(WebKitWebView *v, WebKitDownload *o, Client *c);
+static void downloadstarted(WebKitWebContext *wc, WebKitDownload *d,
+               Client *c);
+static void responsereceived(WebKitDownload *d, GParamSpec *ps, Client *c);
+static void download(Client *c, WebKitURIResponse *r);
 
 static void inspector(Client *c, const Arg *arg);
 static WebKitWebView *inspector_new(WebKitWebInspector *i, WebKitWebView *v,
@@ -149,10 +155,9 @@ static void inspector_finished(WebKitWebInspector *i, Client *c);
 
 static gboolean keypress(GtkAccelGroup *group, GObject *obj, guint key,
                          GdkModifierType mods, Client *c);
-static void linkhover(WebKitWebView *v, const char* t, const char* l,
-                      Client *c);
-static void loadstatuschange(WebKitWebView *view, GParamSpec *pspec,
-                             Client *c);
+static void mousetargetchanged(WebKitWebView *v, WebKitHitTestResult *h,
+               guint modifiers, Client *c);
+static void loadchanged(WebKitWebView *v, WebKitLoadEvent e, Client *c);
 static void loaduri(Client *c, const Arg *arg);
 static void navigate(Client *c, const Arg *arg);
 static Client *newclient(Client *c);
@@ -167,7 +172,7 @@ static void menuactivate(GtkMenuItem *item, Client *c);
 static void print(Client *c, const Arg *arg);
 static GdkFilterReturn processx(GdkXEvent *xevent, GdkEvent *event,
                                 gpointer d);
-static void progresschange(WebKitWebView *view, GParamSpec *pspec, Client *c);
+static void progresschanged(WebKitWebView *v, GParamSpec *ps, Client *c);
 static void linkopen(Client *c, const Arg *arg);
 static void linkopenembed(Client *c, const Arg *arg);
 static void reload(Client *c, const Arg *arg);
@@ -179,7 +184,7 @@ static void setup(void);
 static void sigchld(int unused);
 static void spawn(Client *c, const Arg *arg);
 static void stop(Client *c, const Arg *arg);
-static void titlechange(WebKitWebView *view, GParamSpec *pspec, Client *c);
+static void titlechanged(WebKitWebView *view, GParamSpec *ps, Client *c);
 static void titlechangeleave(void *a, void *b, Client *c);
 static void toggle(Client *c, const Arg *arg);
 static void togglecookiepolicy(Client *c, const Arg *arg);
@@ -424,39 +429,131 @@ copystr(char **str, const char *src)
        return tmp;
 }
 
-WebKitWebView *
-createwindow(WebKitWebView  *v, WebKitWebFrame *f, Client *c)
+GtkWidget *
+createview(WebKitWebView *v, WebKitNavigationAction *a, Client *c)
 {
-       Client *n = newclient();
-       return n->view;
+       Client *n;
+
+       switch (webkit_navigation_action_get_navigation_type(a)) {
+       case WEBKIT_NAVIGATION_TYPE_OTHER: /* fallthrough */
+               /*
+                * popup windows of type “other” are almost always triggered
+                * by user gesture, so inverse the logic here
+                */
+/* instead of this, compare destination uri to mouse-over uri for validating window */
+               if (webkit_navigation_action_is_user_gesture(a)) {
+                       return NULL;
+                       break;
+               }
+       case WEBKIT_NAVIGATION_TYPE_LINK_CLICKED: /* fallthrough */
+       case WEBKIT_NAVIGATION_TYPE_FORM_SUBMITTED: /* fallthrough */
+       case WEBKIT_NAVIGATION_TYPE_BACK_FORWARD: /* fallthrough */
+       case WEBKIT_NAVIGATION_TYPE_RELOAD: /* fallthrough */
+       case WEBKIT_NAVIGATION_TYPE_FORM_RESUBMITTED:
+               n = newclient(c);
+               break;
+       default:
+               return NULL;
+               break;
+       }
+
+       return GTK_WIDGET(n->view);
 }
 
 gboolean
-decidedownload(WebKitWebView *v, WebKitWebFrame *f, WebKitNetworkRequest *r,
-               gchar *m,  WebKitWebPolicyDecision *p, Client *c)
+decidepolicy(WebKitWebView *v, WebKitPolicyDecision *d,
+    WebKitPolicyDecisionType dt, Client *c)
 {
-       if (!webkit_web_view_can_show_mime_type(v, m)) {
-               webkit_web_policy_decision_download(p);
-               return TRUE;
+       switch (dt) {
+       case WEBKIT_POLICY_DECISION_TYPE_NAVIGATION_ACTION:
+               decidenavigation(d, c);
+               break;
+       case WEBKIT_POLICY_DECISION_TYPE_NEW_WINDOW_ACTION:
+               decidenewwindow(d, c);
+               break;
+       case WEBKIT_POLICY_DECISION_TYPE_RESPONSE:
+               decideresource(d, c);
+               break;
+       default:
+               webkit_policy_decision_ignore(d);
+               break;
        }
-       return FALSE;
+       return TRUE;
 }
 
-gboolean
-decidewindow(WebKitWebView *view, WebKitWebFrame *f, WebKitNetworkRequest *r,
-             WebKitWebNavigationAction *n, WebKitWebPolicyDecision *p,
-            Client *c)
+void
+decidenavigation(WebKitPolicyDecision *d, Client *c)
 {
+       WebKitNavigationAction *a;
+
+       a = webkit_navigation_policy_decision_get_navigation_action(
+           WEBKIT_NAVIGATION_POLICY_DECISION(d));
+
+       switch (webkit_navigation_action_get_navigation_type(a)) {
+       case WEBKIT_NAVIGATION_TYPE_LINK_CLICKED: /* fallthrough */
+       case WEBKIT_NAVIGATION_TYPE_FORM_SUBMITTED: /* fallthrough */
+       case WEBKIT_NAVIGATION_TYPE_BACK_FORWARD: /* fallthrough */
+       case WEBKIT_NAVIGATION_TYPE_RELOAD: /* fallthrough */
+       case WEBKIT_NAVIGATION_TYPE_FORM_RESUBMITTED:
+       case WEBKIT_NAVIGATION_TYPE_OTHER: /* fallthrough */
+       default:
+               /* Do not navigate to links with a "_blank" target (popup) */
+               if (webkit_navigation_policy_decision_get_frame_name(
+                   WEBKIT_NAVIGATION_POLICY_DECISION(d))) {
+                       webkit_policy_decision_ignore(d);
+               } else {
+                       /* Filter out navigation to different domain ? */
+                       /* get action→urirequest, copy and load in new window+view
+                        * on Ctrl+Click ? */
+                       webkit_policy_decision_use(d);
+               }
+               break;
+       }
+}
+
+void
+decidenewwindow(WebKitPolicyDecision *d, Client *c)
+{
+       WebKitNavigationAction *a;
        Arg arg;
 
-       if (webkit_web_navigation_action_get_reason(n)
-           == WEBKIT_WEB_NAVIGATION_REASON_LINK_CLICKED) {
-               webkit_web_policy_decision_ignore(p);
-               arg.v = (void *)webkit_network_request_get_uri(r);
-               newwindow(NULL, &arg, 0);
-               return TRUE;
+       a = webkit_navigation_policy_decision_get_navigation_action(
+           WEBKIT_NAVIGATION_POLICY_DECISION(d));
+
+       switch (webkit_navigation_action_get_navigation_type(a)) {
+       case WEBKIT_NAVIGATION_TYPE_LINK_CLICKED: /* fallthrough */
+       case WEBKIT_NAVIGATION_TYPE_FORM_SUBMITTED: /* fallthrough */
+       case WEBKIT_NAVIGATION_TYPE_BACK_FORWARD: /* fallthrough */
+       case WEBKIT_NAVIGATION_TYPE_RELOAD: /* fallthrough */
+       case WEBKIT_NAVIGATION_TYPE_FORM_RESUBMITTED:
+               /* Filter domains here */
+/* If the value of “mouse-button” is not 0, then the navigation was triggered by a mouse event.
+ * test for link clicked but no button ? */
+               arg.v = webkit_uri_request_get_uri(
+                   webkit_navigation_action_get_request(a));
+               newwindow(c, &arg, 0);
+               break;
+       case WEBKIT_NAVIGATION_TYPE_OTHER: /* fallthrough */
+       default:
+               break;
+       }
+
+       webkit_policy_decision_ignore(d);
+}
+
+void
+decideresource(WebKitPolicyDecision *d, Client *c)
+{
+       WebKitResponsePolicyDecision *r = WEBKIT_RESPONSE_POLICY_DECISION(d);
+       WebKitURIResponse *res;
+
+       if (webkit_response_policy_decision_is_mime_type_supported(r)) {
+               webkit_policy_decision_use(d);
+       } else {
+res = webkit_response_policy_decision_get_response(r);
+               webkit_policy_decision_ignore(d);
+               download(c, res);
        }
-       return FALSE;
 }
 
 gboolean
@@ -524,14 +621,18 @@ fullscreen(Client *c, const Arg *arg)
        c->fullscreen = !c->fullscreen;
 }
 
-void
-geopolicyrequested(WebKitWebView *v, WebKitWebFrame *f,
-                   WebKitGeolocationPolicyDecision *d, Client *c)
+gboolean
+permissionrequested(WebKitWebView *v, WebKitPermissionRequest *r, Client *c)
 {
-       if (allowgeolocation)
-               webkit_geolocation_policy_allow(d);
-       else
-               webkit_geolocation_policy_deny(d);
+       if (WEBKIT_IS_GEOLOCATION_PERMISSION_REQUEST(r)) {
+               if (allowgeolocation)
+                       webkit_permission_request_allow(r);
+               else
+                       webkit_permission_request_deny(r);
+               return TRUE;
+       }
+
+       return FALSE;
 }
 
 const char *
@@ -600,15 +701,27 @@ handleplumb(Client *c, WebKitWebView *w, const gchar *uri)
        spawn(c, &arg);
 }
 
-gboolean
-initdownload(WebKitWebView *view, WebKitDownload *o, Client *c)
+void
+downloadstarted(WebKitWebContext *wc, WebKitDownload *d, Client *c)
 {
-       Arg arg;
+       g_signal_connect(G_OBJECT(d), "notify::response",
+           G_CALLBACK(responsereceived), c);
+}
 
-       updatewinid(c);
-       arg = (Arg)DOWNLOAD((char *)webkit_download_get_uri(o), geturi(c));
-       spawn(c, &arg);
-       return FALSE;
+void
+responsereceived(WebKitDownload *d, GParamSpec *ps, Client *c)
+{
+       download(c, webkit_download_get_response(d));
+       webkit_download_cancel(d);
+}
+
+void
+download(Client *c, WebKitURIResponse *r)
+{
+       Arg a;
+
+       a = (Arg)DOWNLOAD(webkit_uri_response_get_uri(r), geturi(c));
+       spawn(c, &a);
 }
 
 void
@@ -689,49 +802,56 @@ keypress(GtkAccelGroup *group, GObject *obj, guint key, GdkModifierType mods,
 }
 
 void
-linkhover(WebKitWebView *v, const char* t, const char* l, Client *c)
+mousetargetchanged(WebKitWebView *v, WebKitHitTestResult *h, guint modifiers,
+    Client *c)
 {
-       if (l) {
-               c->linkhover = copystr(&c->linkhover, l);
-       } else if (c->linkhover) {
-               free(c->linkhover);
-               c->linkhover = NULL;
-       }
+       WebKitHitTestResultContext hc;
+
+       /* Keep the hit test to know where is the pointer on the next click */
+       c->mousepos = h;
+
+       hc = webkit_hit_test_result_get_context(h);
+
+       if (hc & OnLink)
+               c->targeturi = webkit_hit_test_result_get_link_uri(h);
+       else if (hc & OnImg)
+               c->targeturi = webkit_hit_test_result_get_image_uri(h);
+       else if (hc & OnMedia)
+               c->targeturi = webkit_hit_test_result_get_media_uri(h);
+       else
+               c->targeturi = NULL;
        updatetitle(c);
 }
 
 void
-loadstatuschange(WebKitWebView *view, GParamSpec *pspec, Client *c)
+loadchanged(WebKitWebView *v, WebKitLoadEvent e, Client *c)
 {
-       WebKitWebFrame *frame;
-       WebKitWebDataSource *src;
-       WebKitNetworkRequest *request;
-       SoupMessage *msg;
-       char *uri;
-
-       switch (webkit_web_view_get_load_status (c->view)) {
+       switch (e) {
+       case WEBKIT_LOAD_STARTED:
+               c->tlsflags = G_TLS_CERTIFICATE_VALIDATE_ALL + 1;
+               break;
+       case WEBKIT_LOAD_REDIRECTED:
+               setatom(c, AtomUri, geturi(c));
+               break;
        case WEBKIT_LOAD_COMMITTED:
-               uri = geturi(c);
-               if (strstr(uri, "https://") == uri) {
-                       frame = webkit_web_view_get_main_frame(c->view);
-                       src = webkit_web_frame_get_data_source(frame);
-                       request = webkit_web_data_source_get_request(src);
-                       msg = webkit_network_request_get_message(request);
-                       c->sslfailed = !(soup_message_get_flags(msg)
-                                      & SOUP_MESSAGE_CERTIFICATE_TRUSTED);
-               }
-               setatom(c, AtomUri, uri);
+               if (!webkit_web_view_get_tls_info(c->view, NULL, &(c->tlsflags)))
+                       c->tlsflags = G_TLS_CERTIFICATE_VALIDATE_ALL + 1;
+
+               setatom(c, AtomUri, geturi(c));
 
                if (enablestyle)
-                       setstyle(c, getstyle(uri));
+                       setstyle(c, getstyle(geturi(c)));
                break;
        case WEBKIT_LOAD_FINISHED:
-               c->progress = 100;
-               updatetitle(c);
-               break;
-       default:
+               /* Disabled until we write some WebKitWebExtension for
+                * manipulating the DOM directly.
+               evalscript(c, "document.documentElement.style.overflow = '%s'",
+                   enablescrollbars ? "auto" : "hidden");
+               */
+               runscript(c);
                break;
        }
+       updatetitle(c);
 }
 
 void
@@ -792,6 +912,7 @@ newclient(Client *rc)
        clients = c;
 
        c->view = newview(c, rc ? rc->view : NULL);
+       c->tlsflags = G_TLS_CERTIFICATE_VALIDATE_ALL + 1;
 
        return c;
 }
@@ -856,6 +977,9 @@ newview(Client *c, WebKitWebView *rv)
                    webkit_web_context_get_cookie_manager(context),
                    cookiepolicy_get());
 
+               g_signal_connect(G_OBJECT(context), "download-started",
+                   G_CALLBACK(downloadstarted), c);
+
                v = g_object_new(WEBKIT_TYPE_WEB_VIEW,
                    "settings", settings,
                    "user-content-manager", contentmanager,
@@ -865,36 +989,30 @@ newview(Client *c, WebKitWebView *rv)
 
        g_signal_connect(G_OBJECT(v),
                         "notify::title",
-                        G_CALLBACK(titlechange), c);
+                        G_CALLBACK(titlechanged), c);
        g_signal_connect(G_OBJECT(v),
-                        "hovering-over-link",
-                        G_CALLBACK(linkhover), c);
+                        "mouse-target-changed",
+                        G_CALLBACK(mousetargetchanged), c);
        g_signal_connect(G_OBJECT(v),
-                        "geolocation-policy-decision-requested",
-                        G_CALLBACK(geopolicyrequested), c);
+                        "permission-request",
+                        G_CALLBACK(permissionrequested), c);
        g_signal_connect(G_OBJECT(v),
-                        "create-web-view",
-                        G_CALLBACK(createwindow), c);
+                        "create",
+                        G_CALLBACK(createview), c);
        g_signal_connect(G_OBJECT(v), "ready-to-show",
                         G_CALLBACK(showview), c);
        g_signal_connect(G_OBJECT(v),
-                        "new-window-policy-decision-requested",
-                        G_CALLBACK(decidewindow), c);
-       g_signal_connect(G_OBJECT(v),
-                        "mime-type-policy-decision-requested",
-                        G_CALLBACK(decidedownload), c);
+                        "decide-policy",
+                        G_CALLBACK(decidepolicy), c);
        g_signal_connect(G_OBJECT(v),
                         "window-object-cleared",
                         G_CALLBACK(windowobjectcleared), c);
        g_signal_connect(G_OBJECT(v),
-                        "notify::load-status",
-                        G_CALLBACK(loadstatuschange), c);
-       g_signal_connect(G_OBJECT(v),
-                        "notify::progress",
-                        G_CALLBACK(progresschange), c);
+                        "load-changed",
+                        G_CALLBACK(loadchanged), c);
        g_signal_connect(G_OBJECT(v),
-                        "download-requested",
-                        G_CALLBACK(initdownload), c);
+                        "notify::estimated-load-progress",
+                        G_CALLBACK(progresschanged), c);
        g_signal_connect(G_OBJECT(v),
                         "button-release-event",
                         G_CALLBACK(buttonrelease), c);
@@ -1117,9 +1235,10 @@ processx(GdkXEvent *e, GdkEvent *event, gpointer d)
 }
 
 void
-progresschange(WebKitWebView *view, GParamSpec *pspec, Client *c)
+progresschanged(WebKitWebView *v, GParamSpec *ps, Client *c)
 {
-       c->progress = webkit_web_view_get_progress(c->view) * 100;
+       c->progress = webkit_web_view_get_estimated_load_progress(c->view) *
+           100;
        updatetitle(c);
 }
 
@@ -1277,13 +1396,10 @@ stop(Client *c, const Arg *arg)
 }
 
 void
-titlechange(WebKitWebView *view, GParamSpec *pspec, Client *c)
+titlechanged(WebKitWebView *view, GParamSpec *ps, Client *c)
 {
-       const gchar *t = webkit_web_view_get_title(view);
-       if (t) {
-               c->title = copystr(&c->title, t);
-               updatetitle(c);
-       }
+       c->title = webkit_web_view_get_title(c->view);
+       updatetitle(c);
 }
 
 void
@@ -1420,11 +1536,8 @@ getpagestat(Client *c)
 {
        const char *uri = geturi(c);
 
-       if (strstr(uri, "https://") == uri)
-               pagestat[0] = c->sslfailed ? 'U' : 'T';
-       else
-               pagestat[0] = '-';
-
+       pagestats[0] = c->tlsflags > G_TLS_CERTIFICATE_VALIDATE_ALL ? '-' :
+           c->tlsflags > 0 ? 'U' : 'T';
        pagestat[1] = '\0';
 }