*
* To understand surf, start reading main().
*/
+#include <signal.h>
#include <X11/X.h>
#include <X11/Xatom.h>
#include <gtk/gtk.h>
#include <gdk/gdk.h>
#include <gdk/gdkkeysyms.h>
#include <string.h>
+#include <sys/types.h>
+#include <sys/wait.h>
#include <unistd.h>
-#include <getopt.h>
#include <stdlib.h>
#include <stdio.h>
#include <webkit/webkit.h>
#include <glib/gstdio.h>
+#include <JavaScriptCore/JavaScript.h>
-#define LENGTH(x) (sizeof x / sizeof x[0])
+#define LENGTH(x) (sizeof x / sizeof x[0])
#define CLEANMASK(mask) (mask & ~(GDK_MOD2_MASK))
-Display *dpy;
-Atom urlprop;
typedef union Arg Arg;
union Arg {
const gboolean b;
const gint i;
const void *v;
-} ;
+};
typedef struct Client {
GtkWidget *win, *scroll, *vbox, *urlbar, *searchbar, *indicator;
} Cookie;
typedef enum {
- BROWSER = 0x0001,
- SEARCHBAR = 0x0010,
- URLBAR = 0x0100,
- ALWAYS = ~0,
+ Browser = 0x0001,
+ SearchBar = 0x0010,
+ UrlBar = 0x0100,
+ Any = ~0,
} KeyFocus;
typedef struct {
KeyFocus focus;
} Key;
-SoupCookieJar *cookiejar;
-SoupSession *session;
-Client *clients = NULL;
-Cookie *cookies = NULL;
-gboolean embed = FALSE;
-gboolean showxid = FALSE;
-gboolean ignore_once = FALSE;
-gchar *workdir;
-extern char *optarg;
-extern gint optind;
-
+static Display *dpy;
+static Atom urlprop;
+static SoupCookieJar *cookiejar;
+static SoupSession *session;
+static Client *clients = NULL;
+/*static Cookie *cookies = NULL;*/
+static GdkNativeWindow embed = 0;
+static gboolean showxid = FALSE;
+static gboolean ignore_once = FALSE;
+static gchar winid[64];
+static gchar *progname;
+
+static gchar *buildpath(const gchar *path);
static void cleanup(void);
static void clipboard(Client *c, const Arg *arg);
static gchar *copystr(gchar **str, const gchar *src);
+static gboolean decidewindow(WebKitWebView *view, WebKitWebFrame *f, WebKitNetworkRequest *r, WebKitWebNavigationAction *n, WebKitWebPolicyDecision *p, Client *c);
static void destroyclient(Client *c);
static void destroywin(GtkWidget* w, Client *c);
static void die(char *str);
static void linkhover(WebKitWebView* page, const gchar* t, const gchar* l, Client *c);
static void loadcommit(WebKitWebView *view, WebKitWebFrame *f, Client *c);
static void loadstart(WebKitWebView *view, WebKitWebFrame *f, Client *c);
-static void loadfile(Client *c, const gchar *f);
static void loaduri(Client *c, const Arg *arg);
static void navigate(Client *c, const Arg *arg);
static Client *newclient(void);
-static WebKitWebView *newwindow(WebKitWebView *v, WebKitWebFrame *f, Client *c);
+static void newproc(const gchar *url);
+static WebKitWebView *createwindow(WebKitWebView *v, WebKitWebFrame *f, Client *c);
static void pasteurl(GtkClipboard *clipboard, const gchar *text, gpointer d);
static GdkFilterReturn processx(GdkXEvent *xevent, GdkEvent *event, gpointer d);
static void print(Client *c, const Arg *arg);
static void request(SoupSession *s, SoupMessage *m, Client *c);
static void reload(Client *c, const Arg *arg);
static void rereadcookies(void);
+static void sigchld(int unused);
static void setcookie(char *name, char *val, char *dom, char *path, long exp);
static void setup(void);
-static void titlechange(WebKitWebView* view, WebKitWebFrame* frame,
- const gchar* title, Client *c);
+static void spawn(Client *c, const Arg *arg);
+static void titlechange(WebKitWebView* view, WebKitWebFrame* frame, const gchar* title, Client *c);
static void scroll(Client *c, const Arg *arg);
static void searchtext(Client *c, const Arg *arg);
static void source(Client *c, const Arg *arg);
static gboolean unfocusbar(GtkWidget *w, GdkEventFocus *e, Client *c);
static void usage(void);
static void update(Client *c);
+static void updatewinid(Client *c);
+static void windowobjectcleared(GtkWidget *w, WebKitWebFrame *frame, JSContextRef js, JSObjectRef win, Client *c);
static void zoom(Client *c, const Arg *arg);
+/* configuration, allows nested code to access above variables */
#include "config.h"
+gchar *
+buildpath(const gchar *path) {
+ gchar *apath, *p;
+ FILE *f;
+
+ /* creating directory */
+ if(path[0] == '/')
+ apath = g_strdup(path);
+ else
+ apath = g_strconcat(g_get_home_dir(), "/", path, NULL);
+ if((p = strrchr(apath, '/'))) {
+ *p = '\0';
+ g_mkdir_with_parents(apath, 0755);
+ *p = '/';
+ }
+ /* creating file (gives error when apath ends with "/") */
+ if((f = g_fopen(apath, "a")))
+ fclose(f);
+ return apath;
+}
+
void
cleanup(void) {
while(clients)
destroyclient(clients);
+ g_free(cookiefile);
+ g_free(dldir);
+ g_free(scriptfile);
+ g_free(stylefile);
}
void
destroyclient(Client *c) {
Client *p;
- gtk_widget_destroy(GTK_WIDGET(webkit_web_view_new()));
+ gtk_widget_destroy(GTK_WIDGET(c->view));
gtk_widget_destroy(c->scroll);
gtk_widget_destroy(c->urlbar);
gtk_widget_destroy(c->searchbar);
gtk_main_quit();
}
+gboolean
+decidewindow(WebKitWebView *view, WebKitWebFrame *f, WebKitNetworkRequest *r, WebKitWebNavigationAction *n, WebKitWebPolicyDecision *p, Client *c) {
+ if(webkit_web_navigation_action_get_reason(n) == WEBKIT_WEB_NAVIGATION_REASON_LINK_CLICKED) {
+ webkit_web_policy_decision_ignore(p);
+ newproc(webkit_network_request_get_uri(r));
+ return TRUE;
+ }
+ return FALSE;
+}
+
void
destroywin(GtkWidget* w, Client *c) {
destroyclient(c);
gboolean
initdownload(WebKitWebView *view, WebKitDownload *o, Client *c) {
const gchar *filename;
- gchar *uri, *path, *html;
+ gchar *uri, *html;
stop(c, NULL);
c->download = o;
filename = webkit_download_get_suggested_filename(o);
- path = g_build_filename(workdir, "dl",
- filename, NULL);
- uri = g_strconcat("file://", path, NULL);
+ uri = g_strconcat("file://", dldir, "/", filename, NULL);
webkit_download_set_destination_uri(c->download, uri);
c->progress = 0;
g_free(uri);
if(ev->type != GDK_KEY_PRESS)
return FALSE;
if(GTK_WIDGET_HAS_FOCUS(c->searchbar))
- focus = SEARCHBAR;
+ focus = SearchBar;
else if(GTK_WIDGET_HAS_FOCUS(c->urlbar))
- focus = URLBAR;
+ focus = UrlBar;
else
- focus = BROWSER;
+ focus = Browser;
+ updatewinid(c);
for(i = 0; i < LENGTH(keys); i++) {
if(focus & keys[i].focus
&& gdk_keyval_to_lower(ev->keyval) == keys[i].keyval
update(c);
}
-void
-loadfile(Client *c, const gchar *f) {
- GIOChannel *chan = NULL;
- GError *e = NULL;
- GString *code;
- gchar *line, *uri;
- Arg arg;
-
- if(strcmp(f, "-") == 0) {
- chan = g_io_channel_unix_new(STDIN_FILENO);
- if (chan) {
- code = g_string_new("");
- while(g_io_channel_read_line(chan, &line, NULL, NULL,
- &e) == G_IO_STATUS_NORMAL) {
- g_string_append(code, line);
- g_free(line);
- }
- webkit_web_view_load_html_string(c->view, code->str,
- "file://.");
- g_io_channel_shutdown(chan, FALSE, NULL);
- g_string_free(code, TRUE);
- }
- arg.v = uri = g_strdup("stdin");
- }
- else {
- arg.v = uri = g_strdup_printf("file://%s", f);
- loaduri(c, &arg);
- }
- c->title = copystr(&c->title, uri);
- update(c);
- g_free(uri);
-}
-
void
loaduri(Client *c, const Arg *arg) {
gchar *u;
newclient(void) {
Client *c;
WebKitWebSettings *settings;
- gchar *filename;
+ gchar *uri;
if(!(c = calloc(1, sizeof(Client))))
die("Cannot malloc!\n");
/* Window */
if(embed) {
- c->win = gtk_plug_new(0);
+ c->win = gtk_plug_new(embed);
}
else {
c->win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
g_signal_connect(G_OBJECT(c->view), "load-committed", G_CALLBACK(loadcommit), c);
g_signal_connect(G_OBJECT(c->view), "load-started", G_CALLBACK(loadstart), c);
g_signal_connect(G_OBJECT(c->view), "hovering-over-link", G_CALLBACK(linkhover), c);
- g_signal_connect(G_OBJECT(c->view), "create-web-view", G_CALLBACK(newwindow), c);
+ g_signal_connect(G_OBJECT(c->view), "create-web-view", G_CALLBACK(createwindow), c);
+ g_signal_connect(G_OBJECT(c->view), "new-window-policy-decision-requested", G_CALLBACK(decidewindow), c);
g_signal_connect(G_OBJECT(c->view), "download-requested", G_CALLBACK(initdownload), c);
+ g_signal_connect(G_OBJECT(c->view), "window-object-cleared", G_CALLBACK(windowobjectcleared), c);
g_signal_connect_after(session, "request-started", G_CALLBACK(request), c);
/* urlbar */
g_signal_connect (G_OBJECT (c->indicator), "expose_event",
G_CALLBACK (exposeindicator), c);
- /* downloadbar */
-
/* Arranging */
gtk_container_add(GTK_CONTAINER(c->scroll), GTK_WIDGET(c->view));
gtk_container_add(GTK_CONTAINER(c->win), c->vbox);
gdk_window_add_filter(GTK_WIDGET(c->win)->window, processx, c);
webkit_web_view_set_full_content_zoom(c->view, TRUE);
settings = webkit_web_view_get_settings(c->view);
- g_object_set (G_OBJECT(settings), "user-agent", "surf", NULL);
- filename = g_build_filename(workdir, "style.css", NULL);
- filename = g_strdup_printf("file://%s", filename);
- g_object_set (G_OBJECT(settings), "user-stylesheet-uri", filename, NULL);
+ g_object_set(G_OBJECT(settings), "user-agent", useragent, NULL);
+ uri = g_strconcat("file://", stylefile, NULL);
+ g_object_set(G_OBJECT(settings), "user-stylesheet-uri", uri, NULL);
+ g_free(uri);
c->download = NULL;
c->title = NULL;
return c;
}
+void
+newproc(const gchar *url) {
+ guint i = 0, urlindex;
+ const gchar *cmd[7];
+ const Arg arg = { .v = (void *)cmd };
+ gchar tmp[64];
+
+ cmd[i++] = progname;
+ if(embed) {
+ cmd[i++] = "-e";
+ snprintf(tmp, LENGTH(tmp), "%u\n", (int)embed);
+ cmd[i++] = tmp;
+ }
+ if(showxid) {
+ cmd[i++] = "-x";
+ }
+ cmd[i++] = "--";
+ urlindex = i;
+ if(url)
+ cmd[i++] = url;
+ cmd[i++] = NULL;
+ spawn(NULL, &arg);
+}
+
WebKitWebView *
-newwindow(WebKitWebView *v, WebKitWebFrame *f, Client *c) {
+createwindow(WebKitWebView *v, WebKitWebFrame *f, Client *c) {
Client *n = newclient();
return n->view;
}
void
rereadcookies(void) {
- const gchar *filename;
- filename = g_build_filename(workdir, "cookies", NULL);
}
void
gtk_adjustment_set_value(a, v);
}
+void
+sigchld(int unused) {
+ if(signal(SIGCHLD, sigchld) == SIG_ERR)
+ die("Can't install SIGCHLD handler");
+ while(0 < waitpid(-1, NULL, WNOHANG));
+}
+
void
setcookie(char *name, char *val, char *dom, char *path, long exp) {
void
setup(void) {
- const gchar *home, *name;
SoupSession *s;
- FILE *tmp;
+
+ /* clean up any zombies immediately */
+ sigchld(0);
+ gtk_init(NULL, NULL);
+ if (!g_thread_supported())
+ g_thread_init(NULL);
dpy = GDK_DISPLAY();
session = webkit_get_default_session();
urlprop = XInternAtom(dpy, "_SURF_URL", False);
-
/* create dirs and files */
- home = g_get_home_dir();
- workdir = g_build_filename(home, ".surf", NULL);
- g_mkdir_with_parents(workdir, 0755);
- name = g_build_filename(workdir, "dl", NULL);
- g_mkdir(name, 0755);
- name = g_build_filename(workdir, "style.css", NULL);
- if((tmp = g_fopen(name, "a")));
- fclose(tmp);
-
+ cookiefile = buildpath(cookiefile);
+ dldir = buildpath(dldir);
+ scriptfile = buildpath(scriptfile);
+ stylefile = buildpath(stylefile);
/* cookie persistance */
s = webkit_get_default_session();
- name = g_build_filename(workdir, "cookies.jar", NULL);
- cookiejar = soup_cookie_jar_text_new(name, FALSE);
+ cookiejar = soup_cookie_jar_text_new(cookiefile, FALSE);
soup_session_add_feature(s, SOUP_SESSION_FEATURE(cookiejar));
}
void
source(Client *c, const Arg *arg) {
Arg a = { .b = FALSE };
- /*gboolean s;
+ gboolean s;
s = webkit_web_view_get_view_source_mode(c->view);
- webkit_web_view_set_view_source_mode(c->view, c->source);*/
+ webkit_web_view_set_view_source_mode(c->view, !s);
reload(c, &a);
}
void
searchtext(Client *c, const Arg *arg) {
+ const gchar *text;
gboolean forward = *(gboolean *)arg;
- webkit_web_view_search_text(c->view,
- gtk_entry_get_text(GTK_ENTRY(c->searchbar)),
- FALSE,
- forward,
- TRUE);
+ text = gtk_entry_get_text(GTK_ENTRY(c->searchbar));
+ webkit_web_view_search_text(c->view, text, FALSE, forward, TRUE);
+ webkit_web_view_mark_text_matches(c->view, text, FALSE, 0);
}
void
c->download = NULL;
}
+void
+spawn(Client *c, const Arg *arg) {
+ if(fork() == 0) {
+ if(dpy)
+ close(ConnectionNumber(dpy));
+ setsid();
+ execvp(((char **)arg->v)[0], (char **)arg->v);
+ fprintf(stderr, "tabbed: execvp %s", ((char **)arg->v)[0]);
+ perror(" failed");
+ exit(0);
+ }
+}
+
void
titlechange(WebKitWebView *v, WebKitWebFrame *f, const gchar *t, Client *c) {
c->title = copystr(&c->title, t);
unfocusbar(GtkWidget *w, GdkEventFocus *e, Client *c) {
hidesearch(c, NULL);
hideurl(c, NULL);
- return TRUE;
+ return FALSE;
}
void
usage(void) {
fputs("surf - simple browser\n", stderr);
- die("usage: surf [-e] [-x] [uri]\n");
+ die("usage: surf [-e Window] [-x] [uri]\n");
}
void
}
+void
+updatewinid(Client *c) {
+ snprintf(winid, LENGTH(winid), "%u",
+ (int)GDK_WINDOW_XID(GTK_WIDGET(c->win)->window));
+}
+
+void
+windowobjectcleared(GtkWidget *w, WebKitWebFrame *frame, JSContextRef js, JSObjectRef win, Client *c) {
+ JSStringRef jsscript;
+ gchar *script;
+ JSValueRef exception = NULL;
+ GError *error;
+
+ if(g_file_get_contents(scriptfile, &script, NULL, &error)) {
+ jsscript = JSStringCreateWithUTF8CString(script);
+ JSEvaluateScript(js, jsscript, JSContextGetGlobalObject(js), NULL, 0, &exception);
+ }
+}
+
void
zoom(Client *c, const Arg *arg) {
if(arg->i < 0) /* zoom out */
}
int main(int argc, char *argv[]) {
- Client *c;
- gint o;
+ int i;
Arg arg;
- gtk_init(NULL, NULL);
- if (!g_thread_supported())
- g_thread_init(NULL);
- setup();
- while((o = getopt(argc, argv, "vhxeu:f:")) != -1)
- switch(o) {
- case 'x':
- showxid = TRUE;
- break;
- case 'e':
+ progname = argv[0];
+ /* command line args */
+ for(i = 1, arg.v = NULL; i < argc && argv[i][0] == '-'; i++) {
+ if(!strcmp(argv[i], "-x"))
showxid = TRUE;
- embed = TRUE;
- break;
- case 'v':
- die("surf-"VERSION", © 2009 surf engineers, see LICENSE for details\n");
+ else if(!strcmp(argv[i], "-e")) {
+ if(++i < argc)
+ embed = atoi(argv[i]);
+ else
+ usage();
+ }
+ else if(!strcmp(argv[i], "--")) {
+ i++;
break;
- default:
- usage();
}
- if(optind + 1 == argc) {
- c = newclient();
- arg.v = argv[optind];
- if(strchr("./", argv[optind][0]) || strcmp("-", argv[optind]) == 0)
- loadfile(c, argv[optind]);
+ else if(!strcmp(argv[i], "-v"))
+ die("surf-"VERSION", © 2009 surf engineers, see LICENSE for details\n");
else
- loaduri(c, &arg);
-
+ usage();
+ }
+ if(i < argc)
+ arg.v = argv[i];
+ setup();
+ newclient();
+ if(arg.v) {
+ loaduri(clients, &arg);
}
- else if(optind != argc)
- usage();
- if(!clients)
- newclient();
-
-
gtk_main();
cleanup();
return EXIT_SUCCESS;