surf

Simple browser by suckless.org (fork)
git clone git://git.ckyln.com/surf.git
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surf.c (58101B)


      1 /* See LICENSE file for copyright and license details.
      2  *
      3  * To understand surf, start reading main().
      4  */
      5 #include <sys/file.h>
      6 #include <sys/types.h>
      7 #include <sys/wait.h>
      8 #include <glib.h>
      9 #include <libgen.h>
     10 #include <limits.h>
     11 #include <pwd.h>
     12 #include <regex.h>
     13 #include <signal.h>
     14 #include <stdio.h>
     15 #include <stdlib.h>
     16 #include <string.h>
     17 #include <unistd.h>
     18 
     19 #include <gdk/gdk.h>
     20 #include <gdk/gdkkeysyms.h>
     21 #include <gdk/gdkx.h>
     22 #include <glib/gstdio.h>
     23 #include <gtk/gtk.h>
     24 #include <gtk/gtkx.h>
     25 #include <gcr/gcr.h>
     26 #include <JavaScriptCore/JavaScript.h>
     27 #include <webkit2/webkit2.h>
     28 #include <X11/X.h>
     29 #include <X11/Xatom.h>
     30 #include <glib.h>
     31 
     32 #include "arg.h"
     33 #include "common.h"
     34 
     35 #define LENGTH(x)               (sizeof(x) / sizeof(x[0]))
     36 #define CLEANMASK(mask)         (mask & (MODKEY|GDK_SHIFT_MASK))
     37 
     38 enum { AtomFind, AtomSearch, AtomGo, AtomUri, AtomLast };
     39 
     40 enum {
     41 	OnDoc   = WEBKIT_HIT_TEST_RESULT_CONTEXT_DOCUMENT,
     42 	OnLink  = WEBKIT_HIT_TEST_RESULT_CONTEXT_LINK,
     43 	OnImg   = WEBKIT_HIT_TEST_RESULT_CONTEXT_IMAGE,
     44 	OnMedia = WEBKIT_HIT_TEST_RESULT_CONTEXT_MEDIA,
     45 	OnEdit  = WEBKIT_HIT_TEST_RESULT_CONTEXT_EDITABLE,
     46 	OnBar   = WEBKIT_HIT_TEST_RESULT_CONTEXT_SCROLLBAR,
     47 	OnSel   = WEBKIT_HIT_TEST_RESULT_CONTEXT_SELECTION,
     48 	OnAny   = OnDoc | OnLink | OnImg | OnMedia | OnEdit | OnBar | OnSel,
     49 };
     50 
     51 typedef enum {
     52 	AcceleratedCanvas,
     53 	AccessMicrophone,
     54 	AccessWebcam,
     55 	CaretBrowsing,
     56 	Certificate,
     57 	CookiePolicies,
     58 	DiskCache,
     59 	DefaultCharset,
     60 	DNSPrefetch,
     61 	FileURLsCrossAccess,
     62 	FontSize,
     63 	FrameFlattening,
     64 	Geolocation,
     65 	HideBackground,
     66 	Inspector,
     67 	Java,
     68 	JavaScript,
     69 	KioskMode,
     70 	LoadImages,
     71 	MediaManualPlay,
     72 	Plugins,
     73 	PreferredLanguages,
     74 	RunInFullscreen,
     75 	ScrollBars,
     76 	ShowIndicators,
     77 	SiteQuirks,
     78 	SmoothScrolling,
     79 	SpellChecking,
     80 	SpellLanguages,
     81 	StrictTLS,
     82 	Style,
     83 	WebGL,
     84 	ZoomLevel,
     85 	ParameterLast
     86 } ParamName;
     87 
     88 typedef union {
     89 	int i;
     90 	float f;
     91 	const void *v;
     92 } Arg;
     93 
     94 typedef struct {
     95 	Arg val;
     96 	int prio;
     97 } Parameter;
     98 
     99 typedef struct Client {
    100 	GtkWidget *win;
    101 	WebKitWebView *view;
    102 	WebKitWebInspector *inspector;
    103 	WebKitFindController *finder;
    104 	WebKitHitTestResult *mousepos;
    105 	GTlsCertificate *cert, *failedcert;
    106 	GTlsCertificateFlags tlserr;
    107 	Window xid;
    108 	unsigned long pageid;
    109 	int progress, fullscreen, https, insecure, errorpage;
    110 	const char *title, *overtitle, *targeturi;
    111 	const char *needle;
    112 	struct Client *next;
    113 } Client;
    114 
    115 typedef struct {
    116 	guint mod;
    117 	guint keyval;
    118 	void (*func)(Client *c, const Arg *a);
    119 	const Arg arg;
    120 } Key;
    121 
    122 typedef struct {
    123 	unsigned int target;
    124 	unsigned int mask;
    125 	guint button;
    126 	void (*func)(Client *c, const Arg *a, WebKitHitTestResult *h);
    127 	const Arg arg;
    128 	unsigned int stopevent;
    129 } Button;
    130 
    131 typedef struct {
    132 	const char *uri;
    133 	Parameter config[ParameterLast];
    134 	regex_t re;
    135 } UriParameters;
    136 
    137 typedef struct {
    138 	char *regex;
    139 	char *file;
    140 	regex_t re;
    141 } SiteSpecific;
    142 
    143 /* Surf */
    144 static void usage(void);
    145 static void setup(void);
    146 static void sigchld(int unused);
    147 static void sighup(int unused);
    148 static char *buildfile(const char *path);
    149 static char *buildpath(const char *path);
    150 static char *untildepath(const char *path);
    151 static const char *getuserhomedir(const char *user);
    152 static const char *getcurrentuserhomedir(void);
    153 static Client *newclient(Client *c);
    154 static void loaduri(Client *c, const Arg *a);
    155 static const char *geturi(Client *c);
    156 static void setatom(Client *c, int a, const char *v);
    157 static const char *getatom(Client *c, int a);
    158 static void updatetitle(Client *c);
    159 static void gettogglestats(Client *c);
    160 static void getpagestats(Client *c);
    161 static WebKitCookieAcceptPolicy cookiepolicy_get(void);
    162 static char cookiepolicy_set(const WebKitCookieAcceptPolicy p);
    163 static void seturiparameters(Client *c, const char *uri, ParamName *params);
    164 static void setparameter(Client *c, int refresh, ParamName p, const Arg *a);
    165 static const char *getcert(const char *uri);
    166 static void setcert(Client *c, const char *file);
    167 static const char *getstyle(const char *uri);
    168 static void setstyle(Client *c, const char *file);
    169 static void runscript(Client *c);
    170 static void evalscript(Client *c, const char *jsstr, ...);
    171 static void updatewinid(Client *c);
    172 static void handleplumb(Client *c, const char *uri);
    173 static void newwindow(Client *c, const Arg *a, int noembed);
    174 static void spawn(Client *c, const Arg *a);
    175 static void msgext(Client *c, char type, const Arg *a);
    176 static void destroyclient(Client *c);
    177 static void cleanup(void);
    178 static int insertmode = 0;
    179 static void updatehistory(const char *u, const char *t);
    180 
    181 /* GTK/WebKit */
    182 static WebKitWebView *newview(Client *c, WebKitWebView *rv);
    183 static void initwebextensions(WebKitWebContext *wc, Client *c);
    184 static GtkWidget *createview(WebKitWebView *v, WebKitNavigationAction *a,
    185                              Client *c);
    186 static gboolean buttonreleased(GtkWidget *w, GdkEvent *e, Client *c);
    187 static GdkFilterReturn processx(GdkXEvent *xevent, GdkEvent *event,
    188                                 gpointer d);
    189 static gboolean winevent(GtkWidget *w, GdkEvent *e, Client *c);
    190 static gboolean readpipe(GIOChannel *s, GIOCondition ioc, gpointer unused);
    191 static void showview(WebKitWebView *v, Client *c);
    192 static GtkWidget *createwindow(Client *c);
    193 static gboolean loadfailedtls(WebKitWebView *v, gchar *uri,
    194                               GTlsCertificate *cert,
    195                               GTlsCertificateFlags err, Client *c);
    196 static void loadchanged(WebKitWebView *v, WebKitLoadEvent e, Client *c);
    197 static void progresschanged(WebKitWebView *v, GParamSpec *ps, Client *c);
    198 static void titlechanged(WebKitWebView *view, GParamSpec *ps, Client *c);
    199 static void mousetargetchanged(WebKitWebView *v, WebKitHitTestResult *h,
    200                                guint modifiers, Client *c);
    201 static gboolean permissionrequested(WebKitWebView *v,
    202                                     WebKitPermissionRequest *r, Client *c);
    203 static gboolean decidepolicy(WebKitWebView *v, WebKitPolicyDecision *d,
    204                              WebKitPolicyDecisionType dt, Client *c);
    205 static void decidenavigation(WebKitPolicyDecision *d, Client *c);
    206 static void decidenewwindow(WebKitPolicyDecision *d, Client *c);
    207 static void decideresource(WebKitPolicyDecision *d, Client *c);
    208 static void insecurecontent(WebKitWebView *v, WebKitInsecureContentEvent e,
    209                             Client *c);
    210 static void webprocessterminated(WebKitWebView *v,
    211                                  WebKitWebProcessTerminationReason r,
    212                                  Client *c);
    213 static void closeview(WebKitWebView *v, Client *c);
    214 static void destroywin(GtkWidget* w, Client *c);
    215 
    216 /* Hotkeys */
    217 static void pasteuri(GtkClipboard *clipboard, const char *text, gpointer d);
    218 static void reload(Client *c, const Arg *a);
    219 static void print(Client *c, const Arg *a);
    220 static void showcert(Client *c, const Arg *a);
    221 static void clipboard(Client *c, const Arg *a);
    222 static void zoom(Client *c, const Arg *a);
    223 static void scrollv(Client *c, const Arg *a);
    224 static void scrollh(Client *c, const Arg *a);
    225 static void navigate(Client *c, const Arg *a);
    226 static void stop(Client *c, const Arg *a);
    227 static void toggle(Client *c, const Arg *a);
    228 static void togglefullscreen(Client *c, const Arg *a);
    229 static void togglecookiepolicy(Client *c, const Arg *a);
    230 static void toggleinspector(Client *c, const Arg *a);
    231 static void find(Client *c, const Arg *a);
    232 static void playexternal(Client *c, const Arg *a);
    233 static void insert(Client *c, const Arg *a);
    234 static void externalpipe(Client *c, const Arg *a);
    235 static void search(Client *c, const Arg *a);
    236 
    237 /* Buttons */
    238 static void clicknavigate(Client *c, const Arg *a, WebKitHitTestResult *h);
    239 static void clicknewwindow(Client *c, const Arg *a, WebKitHitTestResult *h);
    240 static void clickexternplayer(Client *c, const Arg *a, WebKitHitTestResult *h);
    241 
    242 /* download-console */
    243 static void downloadstarted(WebKitWebContext *wc, WebKitDownload *d,
    244                             Client *c);
    245 static void downloadfailed(WebKitDownload *d, GParamSpec *ps, void *arg);
    246 static void downloadfinished(WebKitDownload *d, GParamSpec *ps, void *arg);
    247 static gboolean decidedestination(WebKitDownload *d,
    248                                   gchar *suggested_filename, void *arg);
    249 static void printprogress(WebKitDownload *d, GParamSpec *ps, void *arg);
    250 static void logdownload(WebKitDownload *d, gchar *tail);
    251 static void spawndls(Client *c, const Arg *a);
    252 
    253 static char winid[64];
    254 static char togglestats[12];
    255 static char pagestats[2];
    256 static Atom atoms[AtomLast];
    257 static Window embed;
    258 static int showxid;
    259 static int cookiepolicy;
    260 static Display *dpy;
    261 static Client *clients;
    262 static GdkDevice *gdkkb;
    263 static char *stylefile;
    264 static const char *useragent;
    265 static Parameter *curconfig;
    266 static int modparams[ParameterLast];
    267 static int pipein[2], pipeout[2];
    268 char *argv0;
    269 
    270 static ParamName loadtransient[] = {
    271 	Certificate,
    272 	CookiePolicies,
    273 	DiskCache,
    274 	DNSPrefetch,
    275 	FileURLsCrossAccess,
    276 	JavaScript,
    277 	LoadImages,
    278 	PreferredLanguages,
    279 	ShowIndicators,
    280 	StrictTLS,
    281 	ParameterLast
    282 };
    283 
    284 static ParamName loadcommitted[] = {
    285 	AcceleratedCanvas,
    286 //	AccessMicrophone,
    287 //	AccessWebcam,
    288 	CaretBrowsing,
    289 	DefaultCharset,
    290 	FontSize,
    291 	FrameFlattening,
    292 	Geolocation,
    293 	HideBackground,
    294 	Inspector,
    295 	Java,
    296 //	KioskMode,
    297 	MediaManualPlay,
    298 	Plugins,
    299 	RunInFullscreen,
    300 	ScrollBars,
    301 	SiteQuirks,
    302 	SmoothScrolling,
    303 	SpellChecking,
    304 	SpellLanguages,
    305 	Style,
    306 	ZoomLevel,
    307 	ParameterLast
    308 };
    309 
    310 static ParamName loadfinished[] = {
    311 	ParameterLast
    312 };
    313 
    314 /* configuration, allows nested code to access above variables */
    315 #include "config.h"
    316 
    317 static void
    318 externalpipe_execute(char* buffer, Arg *arg) {
    319 	int to[2];
    320 	void (*oldsigpipe)(int);
    321 
    322 	if (pipe(to) == -1)
    323 		return;
    324 
    325 	switch (fork()) {
    326 	case -1:
    327 		close(to[0]);
    328 		close(to[1]);
    329 		return;
    330 	case 0:
    331 		dup2(to[0], STDIN_FILENO); close(to[0]); close(to[1]);
    332 		execvp(((char **)arg->v)[0], (char **)arg->v);
    333 		fprintf(stderr, "st: execvp %s\n", ((char **)arg->v)[0]);
    334 		perror("failed");
    335 		exit(0);
    336 	}
    337 
    338 	close(to[0]);
    339 	oldsigpipe = signal(SIGPIPE, SIG_IGN);
    340 	write(to[1], buffer, strlen(buffer));
    341 	close(to[1]);
    342 	signal(SIGPIPE, oldsigpipe);
    343 }
    344 
    345 static void
    346 externalpipe_resource_done(WebKitWebResource *r, GAsyncResult *s, Arg *arg)
    347 {
    348 	GError *gerr = NULL;
    349 	guchar *buffer = webkit_web_resource_get_data_finish(r, s, NULL, &gerr);
    350 	if (gerr == NULL) {
    351 		externalpipe_execute((char *) buffer, arg);
    352 	} else {
    353 		g_error_free(gerr);
    354 	}
    355 	g_free(buffer);
    356 }
    357 
    358 static void
    359 externalpipe_js_done(WebKitWebView *wv, GAsyncResult *s, Arg *arg)
    360 {
    361 	WebKitJavascriptResult *j = webkit_web_view_run_javascript_finish(
    362 		wv, s, NULL);
    363 	if (!j) {
    364 		return;
    365 	}
    366 	JSCValue *v = webkit_javascript_result_get_js_value(j);
    367 	if (jsc_value_is_string(v)) {
    368 		char *buffer = jsc_value_to_string(v);
    369 		externalpipe_execute(buffer, arg);
    370 		g_free(buffer);
    371 	}
    372 	webkit_javascript_result_unref(j);
    373 }
    374 
    375 void
    376 externalpipe(Client *c, const Arg *arg)
    377 {
    378 	if (curconfig[JavaScript].val.i) {
    379 		webkit_web_view_run_javascript(
    380 			c->view, "window.document.documentElement.outerHTML",
    381 			NULL, externalpipe_js_done, arg);
    382 	} else {
    383 		WebKitWebResource *resource = webkit_web_view_get_main_resource(c->view);
    384 		if (resource != NULL) {
    385 			webkit_web_resource_get_data(
    386 				resource, NULL, externalpipe_resource_done, arg);
    387 		}
    388 	}
    389 }
    390 
    391 void
    392 usage(void)
    393 {
    394 	die("usage: surf [-bBdDfFgGiIkKmMnNpPsStTvwxX]\n"
    395 	    "[-a cookiepolicies ] [-c cookiefile] [-C stylefile] [-e xid]\n"
    396 	    "[-r scriptfile] [-u useragent] [-z zoomlevel] [uri]\n");
    397 }
    398 
    399 void
    400 setup(void)
    401 {
    402 	GIOChannel *gchanin;
    403 	GdkDisplay *gdpy;
    404 	int i, j;
    405 
    406 	/* clean up any zombies immediately */
    407 	sigchld(0);
    408 	if (signal(SIGHUP, sighup) == SIG_ERR)
    409 		die("Can't install SIGHUP handler");
    410 
    411 	if (!(dpy = XOpenDisplay(NULL)))
    412 		die("Can't open default display");
    413 
    414 	/* atoms */
    415 	atoms[AtomFind] = XInternAtom(dpy, "_SURF_FIND", False);
    416 	atoms[AtomSearch] = XInternAtom(dpy, "_SURF_SEARCH", False);
    417 	atoms[AtomGo] = XInternAtom(dpy, "_SURF_GO", False);
    418 	atoms[AtomUri] = XInternAtom(dpy, "_SURF_URI", False);
    419 
    420 	gtk_init(NULL, NULL);
    421 
    422 	gdpy = gdk_display_get_default();
    423 
    424 	curconfig = defconfig;
    425 
    426 	/* dirs and files */
    427 	cookiefile  = buildfile(cookiefile);
    428 	historyfile = buildfile(historyfile);
    429 	scriptfile  = buildfile(scriptfile);
    430 	cachedir    = buildpath(cachedir);
    431 	certdir     = buildpath(certdir);
    432 	dlstatus    = buildpath(dlstatus);
    433 	dldir       = buildpath(dldir);
    434 
    435 	gdkkb = gdk_seat_get_keyboard(gdk_display_get_default_seat(gdpy));
    436 
    437 	if (pipe(pipeout) < 0 || pipe(pipein) < 0) {
    438 		fputs("Unable to create pipes\n", stderr);
    439 	} else {
    440 		gchanin = g_io_channel_unix_new(pipein[0]);
    441 		g_io_channel_set_encoding(gchanin, NULL, NULL);
    442 		g_io_channel_set_close_on_unref(gchanin, TRUE);
    443 		g_io_add_watch(gchanin, G_IO_IN, readpipe, NULL);
    444 	}
    445 
    446 
    447 	for (i = 0; i < LENGTH(certs); ++i) {
    448 		if (!regcomp(&(certs[i].re), certs[i].regex, REG_EXTENDED)) {
    449 			certs[i].file = g_strconcat(certdir, "/", certs[i].file,
    450 			                            NULL);
    451 		} else {
    452 			fprintf(stderr, "Could not compile regex: %s\n",
    453 			        certs[i].regex);
    454 			certs[i].regex = NULL;
    455 		}
    456 	}
    457 
    458 	if (!stylefile) {
    459 		styledir = buildpath(styledir);
    460 		for (i = 0; i < LENGTH(styles); ++i) {
    461 			if (!regcomp(&(styles[i].re), styles[i].regex,
    462 			    REG_EXTENDED)) {
    463 				styles[i].file = g_strconcat(styledir, "/",
    464 				                    styles[i].file, NULL);
    465 			} else {
    466 				fprintf(stderr, "Could not compile regex: %s\n",
    467 				        styles[i].regex);
    468 				styles[i].regex = NULL;
    469 			}
    470 		}
    471 		g_free(styledir);
    472 	} else {
    473 		stylefile = buildfile(stylefile);
    474 	}
    475 
    476 	for (i = 0; i < LENGTH(uriparams); ++i) {
    477 		if (regcomp(&(uriparams[i].re), uriparams[i].uri,
    478 		    REG_EXTENDED)) {
    479 			fprintf(stderr, "Could not compile regex: %s\n",
    480 			        uriparams[i].uri);
    481 			uriparams[i].uri = NULL;
    482 			continue;
    483 		}
    484 
    485 		/* copy default parameters with higher priority */
    486 		for (j = 0; j < ParameterLast; ++j) {
    487 			if (defconfig[j].prio >= uriparams[i].config[j].prio)
    488 				uriparams[i].config[j] = defconfig[j];
    489 		}
    490 	}
    491 }
    492 
    493 void
    494 sigchld(int unused)
    495 {
    496 	if (signal(SIGCHLD, sigchld) == SIG_ERR)
    497 		die("Can't install SIGCHLD handler");
    498 	while (waitpid(-1, NULL, WNOHANG) > 0)
    499 		;
    500 }
    501 
    502 void
    503 sighup(int unused)
    504 {
    505 	Arg a = { .i = 0 };
    506 	Client *c;
    507 
    508 	for (c = clients; c; c = c->next)
    509 		reload(c, &a);
    510 }
    511 
    512 char *
    513 buildfile(const char *path)
    514 {
    515 	char *dname, *bname, *bpath, *fpath;
    516 	FILE *f;
    517 
    518 	dname = g_path_get_dirname(path);
    519 	bname = g_path_get_basename(path);
    520 
    521 	bpath = buildpath(dname);
    522 	g_free(dname);
    523 
    524 	fpath = g_build_filename(bpath, bname, NULL);
    525 	g_free(bpath);
    526 	g_free(bname);
    527 
    528 	if (!(f = fopen(fpath, "a")))
    529 		die("Could not open file: %s\n", fpath);
    530 
    531 	g_chmod(fpath, 0600); /* always */
    532 	fclose(f);
    533 
    534 	return fpath;
    535 }
    536 
    537 static const char*
    538 getuserhomedir(const char *user)
    539 {
    540 	struct passwd *pw = getpwnam(user);
    541 
    542 	if (!pw)
    543 		die("Can't get user %s login information.\n", user);
    544 
    545 	return pw->pw_dir;
    546 }
    547 
    548 static const char*
    549 getcurrentuserhomedir(void)
    550 {
    551 	const char *homedir;
    552 	const char *user;
    553 	struct passwd *pw;
    554 
    555 	homedir = getenv("HOME");
    556 	if (homedir)
    557 		return homedir;
    558 
    559 	user = getenv("USER");
    560 	if (user)
    561 		return getuserhomedir(user);
    562 
    563 	pw = getpwuid(getuid());
    564 	if (!pw)
    565 		die("Can't get current user home directory\n");
    566 
    567 	return pw->pw_dir;
    568 }
    569 
    570 char *
    571 buildpath(const char *path)
    572 {
    573 	char *apath, *fpath;
    574 
    575 	if (path[0] == '~')
    576 		apath = untildepath(path);
    577 	else
    578 		apath = g_strdup(path);
    579 
    580 	/* creating directory */
    581 	if (g_mkdir_with_parents(apath, 0700) < 0)
    582 		die("Could not access directory: %s\n", apath);
    583 
    584 	fpath = realpath(apath, NULL);
    585 	g_free(apath);
    586 
    587 	return fpath;
    588 }
    589 
    590 char *
    591 untildepath(const char *path)
    592 {
    593        char *apath, *name, *p;
    594        const char *homedir;
    595 
    596        if (path[1] == '/' || path[1] == '\0') {
    597                p = (char *)&path[1];
    598                homedir = getcurrentuserhomedir();
    599        } else {
    600                if ((p = strchr(path, '/')))
    601                        name = g_strndup(&path[1], p - (path + 1));
    602                else
    603                        name = g_strdup(&path[1]);
    604 
    605                homedir = getuserhomedir(name);
    606                g_free(name);
    607        }
    608        apath = g_build_filename(homedir, p, NULL);
    609        return apath;
    610 }
    611 
    612 Client *
    613 newclient(Client *rc)
    614 {
    615 	Client *c;
    616 
    617 	if (!(c = calloc(1, sizeof(Client))))
    618 		die("Cannot malloc!\n");
    619 
    620 	c->next = clients;
    621 	clients = c;
    622 
    623 	c->progress = 100;
    624 	c->view = newview(c, rc ? rc->view : NULL);
    625 
    626 	return c;
    627 }
    628 
    629 void
    630 loaduri(Client *c, const Arg *a)
    631 {
    632 	struct stat st;
    633 	char *url, *path, *apath;
    634 	const char *uri = a->v;
    635 
    636 	if (g_strcmp0(uri, "") == 0)
    637 		return;
    638 
    639 	if (g_str_has_prefix(uri, "http://")  ||
    640 	    g_str_has_prefix(uri, "https://") ||
    641 	    g_str_has_prefix(uri, "file://")  ||
    642 	    g_str_has_prefix(uri, "about:")) {
    643 		url = g_strdup(uri);
    644 	} else {
    645 		if (uri[0] == '~')
    646 			apath = untildepath(uri);
    647 		else
    648 			apath = (char *)uri;
    649 		if (!stat(apath, &st) && (path = realpath(apath, NULL))) {
    650 			url = g_strdup_printf("file://%s", path);
    651 			free(path);
    652 		} else {
    653                         url = g_strdup_printf("http://%s", uri);
    654 		}
    655 		if (apath != uri)
    656 			free(apath);
    657 	}
    658 
    659 	setatom(c, AtomUri, url);
    660 
    661 	if (strcmp(url, geturi(c)) == 0) {
    662 		reload(c, a);
    663 	} else {
    664 		webkit_web_view_load_uri(c->view, url);
    665 		updatetitle(c);
    666 	}
    667 
    668 	g_free(url);
    669 }
    670 
    671 void
    672 search(Client *c, const Arg *a)
    673 {
    674 	Arg arg;
    675 	char *url;
    676 
    677 	url = g_strdup_printf(searchurl, a->v);
    678 	arg.v = url;
    679 	loaduri(c, &arg);
    680 
    681 	g_free(url);
    682 }
    683 
    684 const char *
    685 geturi(Client *c)
    686 {
    687 	const char *uri;
    688 
    689 	if (!(uri = webkit_web_view_get_uri(c->view)))
    690 		uri = "about:blank";
    691 	return uri;
    692 }
    693 
    694 void
    695 setatom(Client *c, int a, const char *v)
    696 {
    697 	XChangeProperty(dpy, c->xid,
    698 	                atoms[a], XA_STRING, 8, PropModeReplace,
    699 	                (unsigned char *)v, strlen(v) + 1);
    700 	XSync(dpy, False);
    701 }
    702 
    703 const char *
    704 getatom(Client *c, int a)
    705 {
    706 	static char buf[BUFSIZ];
    707 	Atom adummy;
    708 	int idummy;
    709 	unsigned long ldummy;
    710 	unsigned char *p = NULL;
    711 
    712 	XSync(dpy, False);
    713 	XGetWindowProperty(dpy, c->xid, atoms[a], 0L, BUFSIZ, False, XA_STRING,
    714 	                   &adummy, &idummy, &ldummy, &ldummy, &p);
    715 	if (p)
    716 		strncpy(buf, (char *)p, LENGTH(buf) - 1);
    717 	else
    718 		buf[0] = '\0';
    719 	XFree(p);
    720 
    721 	return buf;
    722 }
    723 
    724 void
    725 updatetitle(Client *c)
    726 {
    727 	char *title;
    728 	const char *name = c->overtitle ? c->overtitle :
    729 	                   c->title ? c->title : "";
    730 
    731 	if (curconfig[ShowIndicators].val.i) {
    732 		gettogglestats(c);
    733 		getpagestats(c);
    734 
    735 		if (c->progress != 100)
    736 			title = g_strdup_printf("[%i%%] %s:%s | %s",
    737 			        c->progress, togglestats, pagestats, name);
    738 		else
    739 			title = g_strdup_printf("%s:%s | %s",
    740 			        togglestats, pagestats, name);
    741 
    742 		gtk_window_set_title(GTK_WINDOW(c->win), title);
    743 		g_free(title);
    744 	} else {
    745 		gtk_window_set_title(GTK_WINDOW(c->win), name);
    746 	}
    747 }
    748 
    749 void
    750 gettogglestats(Client *c)
    751 {
    752 	togglestats[0] = cookiepolicy_set(cookiepolicy_get());
    753 	togglestats[1] = curconfig[CaretBrowsing].val.i ?   'C' : 'c';
    754 	togglestats[2] = curconfig[Geolocation].val.i ?     'G' : 'g';
    755 	togglestats[3] = curconfig[DiskCache].val.i ?       'D' : 'd';
    756 	togglestats[4] = curconfig[LoadImages].val.i ?      'I' : 'i';
    757 	togglestats[5] = curconfig[JavaScript].val.i ?      'S' : 's';
    758 	togglestats[6] = curconfig[Plugins].val.i ?         'V' : 'v';
    759 	togglestats[7] = curconfig[Style].val.i ?           'M' : 'm';
    760 	togglestats[8] = curconfig[FrameFlattening].val.i ? 'F' : 'f';
    761 	togglestats[9] = curconfig[Certificate].val.i ?     'X' : 'x';
    762 	togglestats[10] = curconfig[StrictTLS].val.i ?      'T' : 't';
    763 	togglestats[11] = '\0';
    764 }
    765 
    766 void
    767 getpagestats(Client *c)
    768 {
    769 	if (c->https)
    770 		pagestats[0] = (c->tlserr || c->insecure) ?  'U' : 'T';
    771 	else
    772 		pagestats[0] = '-';
    773 	pagestats[1] = '\0';
    774 }
    775 
    776 WebKitCookieAcceptPolicy
    777 cookiepolicy_get(void)
    778 {
    779 	switch (((char *)curconfig[CookiePolicies].val.v)[cookiepolicy]) {
    780 	case 'a':
    781 		return WEBKIT_COOKIE_POLICY_ACCEPT_NEVER;
    782 	case '@':
    783 		return WEBKIT_COOKIE_POLICY_ACCEPT_NO_THIRD_PARTY;
    784 	default: /* fallthrough */
    785 	case 'A':
    786 		return WEBKIT_COOKIE_POLICY_ACCEPT_ALWAYS;
    787 	}
    788 }
    789 
    790 char
    791 cookiepolicy_set(const WebKitCookieAcceptPolicy p)
    792 {
    793 	switch (p) {
    794 	case WEBKIT_COOKIE_POLICY_ACCEPT_NEVER:
    795 		return 'a';
    796 	case WEBKIT_COOKIE_POLICY_ACCEPT_NO_THIRD_PARTY:
    797 		return '@';
    798 	default: /* fallthrough */
    799 	case WEBKIT_COOKIE_POLICY_ACCEPT_ALWAYS:
    800 		return 'A';
    801 	}
    802 }
    803 
    804 void
    805 seturiparameters(Client *c, const char *uri, ParamName *params)
    806 {
    807 	Parameter *config, *uriconfig = NULL;
    808 	int i, p;
    809 
    810 	for (i = 0; i < LENGTH(uriparams); ++i) {
    811 		if (uriparams[i].uri &&
    812 		    !regexec(&(uriparams[i].re), uri, 0, NULL, 0)) {
    813 			uriconfig = uriparams[i].config;
    814 			break;
    815 		}
    816 	}
    817 
    818 	curconfig = uriconfig ? uriconfig : defconfig;
    819 
    820 	for (i = 0; (p = params[i]) != ParameterLast; ++i) {
    821 		switch(p) {
    822 		default: /* FALLTHROUGH */
    823 			if (!(defconfig[p].prio < curconfig[p].prio ||
    824 			    defconfig[p].prio < modparams[p]))
    825 				continue;
    826 		case Certificate:
    827 		case CookiePolicies:
    828 		case Style:
    829 			setparameter(c, 0, p, &curconfig[p].val);
    830 		}
    831 	}
    832 }
    833 
    834 void
    835 setparameter(Client *c, int refresh, ParamName p, const Arg *a)
    836 {
    837 	GdkRGBA bgcolor = { 0 };
    838 	WebKitSettings *s = webkit_web_view_get_settings(c->view);
    839 
    840 	modparams[p] = curconfig[p].prio;
    841 
    842 	switch (p) {
    843 	case AcceleratedCanvas:
    844 		webkit_settings_set_enable_accelerated_2d_canvas(s, a->i);
    845 		break;
    846 	case AccessMicrophone:
    847 		return; /* do nothing */
    848 	case AccessWebcam:
    849 		return; /* do nothing */
    850 	case CaretBrowsing:
    851 		webkit_settings_set_enable_caret_browsing(s, a->i);
    852 		refresh = 0;
    853 		break;
    854 	case Certificate:
    855 		if (a->i)
    856 			setcert(c, geturi(c));
    857 		return; /* do not update */
    858 	case CookiePolicies:
    859 		webkit_cookie_manager_set_accept_policy(
    860 		    webkit_web_context_get_cookie_manager(
    861 		    webkit_web_view_get_context(c->view)),
    862 		    cookiepolicy_get());
    863 		refresh = 0;
    864 		break;
    865 	case DiskCache:
    866 		webkit_web_context_set_cache_model(
    867 		    webkit_web_view_get_context(c->view), a->i ?
    868 		    WEBKIT_CACHE_MODEL_WEB_BROWSER :
    869 		    WEBKIT_CACHE_MODEL_DOCUMENT_VIEWER);
    870 		return; /* do not update */
    871 	case DefaultCharset:
    872 		webkit_settings_set_default_charset(s, a->v);
    873 		return; /* do not update */
    874 	case DNSPrefetch:
    875 		webkit_settings_set_enable_dns_prefetching(s, a->i);
    876 		return; /* do not update */
    877 	case FileURLsCrossAccess:
    878 		webkit_settings_set_allow_file_access_from_file_urls(s, a->i);
    879 		webkit_settings_set_allow_universal_access_from_file_urls(s, a->i);
    880 		return; /* do not update */
    881 	case FontSize:
    882 		webkit_settings_set_default_font_size(s, a->i);
    883 		return; /* do not update */
    884 	case FrameFlattening:
    885 		webkit_settings_set_enable_frame_flattening(s, a->i);
    886 		break;
    887 	case Geolocation:
    888 		refresh = 0;
    889 		break;
    890 	case HideBackground:
    891 		if (a->i)
    892 			webkit_web_view_set_background_color(c->view, &bgcolor);
    893 		return; /* do not update */
    894 	case Inspector:
    895 		webkit_settings_set_enable_developer_extras(s, a->i);
    896 		return; /* do not update */
    897 	case Java:
    898 		webkit_settings_set_enable_java(s, a->i);
    899 		return; /* do not update */
    900 	case JavaScript:
    901 		webkit_settings_set_enable_javascript(s, a->i);
    902 		break;
    903 	case KioskMode:
    904 		return; /* do nothing */
    905 	case LoadImages:
    906 		webkit_settings_set_auto_load_images(s, a->i);
    907 		break;
    908 	case MediaManualPlay:
    909 		webkit_settings_set_media_playback_requires_user_gesture(s, a->i);
    910 		break;
    911 	case Plugins:
    912 		webkit_settings_set_enable_plugins(s, a->i);
    913 		break;
    914 	case PreferredLanguages:
    915 		return; /* do nothing */
    916 	case RunInFullscreen:
    917 		return; /* do nothing */
    918 	case ScrollBars:
    919 		/* Disabled until we write some WebKitWebExtension for
    920 		 * manipulating the DOM directly.
    921 		enablescrollbars = !enablescrollbars;
    922 		evalscript(c, "document.documentElement.style.overflow = '%s'",
    923 		    enablescrollbars ? "auto" : "hidden");
    924 		*/
    925 		return; /* do not update */
    926 	case ShowIndicators:
    927 		break;
    928 	case SmoothScrolling:
    929 		webkit_settings_set_enable_smooth_scrolling(s, a->i);
    930 		return; /* do not update */
    931 	case SiteQuirks:
    932 		webkit_settings_set_enable_site_specific_quirks(s, a->i);
    933 		break;
    934 	case SpellChecking:
    935 		webkit_web_context_set_spell_checking_enabled(
    936 		    webkit_web_view_get_context(c->view), a->i);
    937 		return; /* do not update */
    938 	case SpellLanguages:
    939 		return; /* do nothing */
    940 	case StrictTLS:
    941 		webkit_web_context_set_tls_errors_policy(
    942 		    webkit_web_view_get_context(c->view), a->i ?
    943 		    WEBKIT_TLS_ERRORS_POLICY_FAIL :
    944 		    WEBKIT_TLS_ERRORS_POLICY_IGNORE);
    945 		break;
    946 	case Style:
    947 		webkit_user_content_manager_remove_all_style_sheets(
    948 		    webkit_web_view_get_user_content_manager(c->view));
    949 		if (a->i)
    950 			setstyle(c, getstyle(geturi(c)));
    951 		refresh = 0;
    952 		break;
    953 	case WebGL:
    954 		webkit_settings_set_enable_webgl(s, a->i);
    955 		break;
    956 	case ZoomLevel:
    957 		webkit_web_view_set_zoom_level(c->view, a->f);
    958 		return; /* do not update */
    959 	default:
    960 		return; /* do nothing */
    961 	}
    962 
    963 	updatetitle(c);
    964 	if (refresh)
    965 		reload(c, a);
    966 }
    967 
    968 const char *
    969 getcert(const char *uri)
    970 {
    971 	int i;
    972 
    973 	for (i = 0; i < LENGTH(certs); ++i) {
    974 		if (certs[i].regex &&
    975 		    !regexec(&(certs[i].re), uri, 0, NULL, 0))
    976 			return certs[i].file;
    977 	}
    978 
    979 	return NULL;
    980 }
    981 
    982 void
    983 setcert(Client *c, const char *uri)
    984 {
    985 	const char *file = getcert(uri);
    986 	char *host;
    987 	GTlsCertificate *cert;
    988 
    989 	if (!file)
    990 		return;
    991 
    992 	if (!(cert = g_tls_certificate_new_from_file(file, NULL))) {
    993 		fprintf(stderr, "Could not read certificate file: %s\n", file);
    994 		return;
    995 	}
    996 
    997 	if ((uri = strstr(uri, "https://"))) {
    998 		uri += sizeof("https://") - 1;
    999 		host = g_strndup(uri, strchr(uri, '/') - uri);
   1000 		webkit_web_context_allow_tls_certificate_for_host(
   1001 		    webkit_web_view_get_context(c->view), cert, host);
   1002 		g_free(host);
   1003 	}
   1004 
   1005 	g_object_unref(cert);
   1006 
   1007 }
   1008 
   1009 const char *
   1010 getstyle(const char *uri)
   1011 {
   1012 	int i;
   1013 
   1014 	if (stylefile)
   1015 		return stylefile;
   1016 
   1017 	for (i = 0; i < LENGTH(styles); ++i) {
   1018 		if (styles[i].regex &&
   1019 		    !regexec(&(styles[i].re), uri, 0, NULL, 0))
   1020 			return styles[i].file;
   1021 	}
   1022 
   1023 	return "";
   1024 }
   1025 
   1026 void
   1027 setstyle(Client *c, const char *file)
   1028 {
   1029 	gchar *style;
   1030 
   1031 	if (!g_file_get_contents(file, &style, NULL, NULL)) {
   1032 		fprintf(stderr, "Could not read style file: %s\n", file);
   1033 		return;
   1034 	}
   1035 
   1036 	webkit_user_content_manager_add_style_sheet(
   1037 	    webkit_web_view_get_user_content_manager(c->view),
   1038 	    webkit_user_style_sheet_new(style,
   1039 	    WEBKIT_USER_CONTENT_INJECT_ALL_FRAMES,
   1040 	    WEBKIT_USER_STYLE_LEVEL_USER,
   1041 	    NULL, NULL));
   1042 
   1043 	g_free(style);
   1044 }
   1045 
   1046 void
   1047 runscript(Client *c)
   1048 {
   1049 	gchar *script;
   1050 	gsize l;
   1051 
   1052 	if (g_file_get_contents(scriptfile, &script, &l, NULL) && l)
   1053 		evalscript(c, "%s", script);
   1054 	g_free(script);
   1055 }
   1056 
   1057 void
   1058 evalscript(Client *c, const char *jsstr, ...)
   1059 {
   1060 	va_list ap;
   1061 	gchar *script;
   1062 
   1063 	va_start(ap, jsstr);
   1064 	script = g_strdup_vprintf(jsstr, ap);
   1065 	va_end(ap);
   1066 
   1067 	webkit_web_view_run_javascript(c->view, script, NULL, NULL, NULL);
   1068 	g_free(script);
   1069 }
   1070 
   1071 void
   1072 updatewinid(Client *c)
   1073 {
   1074 	snprintf(winid, LENGTH(winid), "%lu", c->xid);
   1075 }
   1076 
   1077 void
   1078 handleplumb(Client *c, const char *uri)
   1079 {
   1080 	Arg a = (Arg)PLUMB(uri);
   1081 	spawn(c, &a);
   1082 }
   1083 
   1084 void
   1085 newwindow(Client *c, const Arg *a, int noembed)
   1086 {
   1087 	int i = 0;
   1088 	char tmp[64];
   1089 	const char *cmd[29], *uri;
   1090 	const Arg arg = { .v = cmd };
   1091 
   1092 	cmd[i++] = argv0;
   1093 	cmd[i++] = "-a";
   1094 	cmd[i++] = curconfig[CookiePolicies].val.v;
   1095 	cmd[i++] = curconfig[ScrollBars].val.i ? "-B" : "-b";
   1096 	if (cookiefile && g_strcmp0(cookiefile, "")) {
   1097 		cmd[i++] = "-c";
   1098 		cmd[i++] = cookiefile;
   1099 	}
   1100 	if (stylefile && g_strcmp0(stylefile, "")) {
   1101 		cmd[i++] = "-C";
   1102 		cmd[i++] = stylefile;
   1103 	}
   1104 	cmd[i++] = curconfig[DiskCache].val.i ? "-D" : "-d";
   1105 	if (embed && !noembed) {
   1106 		cmd[i++] = "-e";
   1107 		snprintf(tmp, LENGTH(tmp), "%lu", embed);
   1108 		cmd[i++] = tmp;
   1109 	}
   1110 	cmd[i++] = curconfig[RunInFullscreen].val.i ? "-F" : "-f" ;
   1111 	cmd[i++] = curconfig[Geolocation].val.i ?     "-G" : "-g" ;
   1112 	cmd[i++] = curconfig[LoadImages].val.i ?      "-I" : "-i" ;
   1113 	cmd[i++] = curconfig[KioskMode].val.i ?       "-K" : "-k" ;
   1114 	cmd[i++] = curconfig[Style].val.i ?           "-M" : "-m" ;
   1115 	cmd[i++] = curconfig[Inspector].val.i ?       "-N" : "-n" ;
   1116 	cmd[i++] = curconfig[Plugins].val.i ?         "-P" : "-p" ;
   1117 	if (scriptfile && g_strcmp0(scriptfile, "")) {
   1118 		cmd[i++] = "-r";
   1119 		cmd[i++] = scriptfile;
   1120 	}
   1121 	cmd[i++] = curconfig[JavaScript].val.i ? "-S" : "-s";
   1122 	cmd[i++] = curconfig[StrictTLS].val.i ? "-T" : "-t";
   1123 	if (fulluseragent && g_strcmp0(fulluseragent, "")) {
   1124 		cmd[i++] = "-u";
   1125 		cmd[i++] = fulluseragent;
   1126 	}
   1127 	if (showxid)
   1128 		cmd[i++] = "-w";
   1129 	cmd[i++] = curconfig[Certificate].val.i ? "-X" : "-x" ;
   1130 	/* do not keep zoom level */
   1131 	cmd[i++] = "--";
   1132 	if ((uri = a->v))
   1133 		cmd[i++] = uri;
   1134 	cmd[i] = NULL;
   1135 
   1136 	spawn(c, &arg);
   1137 }
   1138 
   1139 void
   1140 spawn(Client *c, const Arg *a)
   1141 {
   1142 	if (fork() == 0) {
   1143 		if (dpy)
   1144 			close(ConnectionNumber(dpy));
   1145 		close(pipein[0]);
   1146 		close(pipeout[1]);
   1147 		setsid();
   1148 		execvp(((char **)a->v)[0], (char **)a->v);
   1149 		fprintf(stderr, "%s: execvp %s", argv0, ((char **)a->v)[0]);
   1150 		perror(" failed");
   1151 		exit(1);
   1152 	}
   1153 }
   1154 
   1155 void
   1156 destroyclient(Client *c)
   1157 {
   1158 	Client *p;
   1159 
   1160 	webkit_web_view_stop_loading(c->view);
   1161 	/* Not needed, has already been called
   1162 	gtk_widget_destroy(c->win);
   1163 	 */
   1164 
   1165 	for (p = clients; p && p->next != c; p = p->next)
   1166 		;
   1167 	if (p)
   1168 		p->next = c->next;
   1169 	else
   1170 		clients = c->next;
   1171 	free(c);
   1172 }
   1173 
   1174 void
   1175 cleanup(void)
   1176 {
   1177 	while (clients)
   1178 		destroyclient(clients);
   1179 
   1180 	close(pipein[0]);
   1181 	close(pipeout[1]);
   1182 	g_free(cookiefile);
   1183 	g_free(historyfile);
   1184 	g_free(scriptfile);
   1185 	g_free(stylefile);
   1186 	g_free(cachedir);
   1187 	g_free(dldir);
   1188 	g_free(dlstatus);
   1189 	XCloseDisplay(dpy);
   1190 }
   1191 
   1192 void
   1193 updatehistory(const char *u, const char *t)
   1194 {
   1195 	FILE *f;
   1196 	f = fopen(historyfile, "a+");
   1197 
   1198 	char b[20];
   1199 	time_t now = time (0);
   1200 	strftime (b, 20, "%Y-%m-%d %H:%M:%S", localtime (&now));
   1201 	fputs(b, f);
   1202 
   1203 	fprintf(f, " %s %s\n", u, t);
   1204 	fclose(f);
   1205 }
   1206 
   1207 WebKitWebView *
   1208 newview(Client *c, WebKitWebView *rv)
   1209 {
   1210 	WebKitWebView *v;
   1211 	WebKitSettings *settings;
   1212 	WebKitWebContext *context;
   1213 	WebKitCookieManager *cookiemanager;
   1214 	WebKitUserContentManager *contentmanager;
   1215 
   1216 	/* Webview */
   1217 	if (rv) {
   1218 		v = WEBKIT_WEB_VIEW(webkit_web_view_new_with_related_view(rv));
   1219 	} else {
   1220 		settings = webkit_settings_new_with_settings(
   1221 		   "allow-file-access-from-file-urls", curconfig[FileURLsCrossAccess].val.i,
   1222 		   "allow-universal-access-from-file-urls", curconfig[FileURLsCrossAccess].val.i,
   1223 		   "auto-load-images", curconfig[LoadImages].val.i,
   1224 		   "default-charset", curconfig[DefaultCharset].val.v,
   1225 		   "default-font-size", curconfig[FontSize].val.i,
   1226 		   "enable-caret-browsing", curconfig[CaretBrowsing].val.i,
   1227 		   "enable-developer-extras", curconfig[Inspector].val.i,
   1228 		   "enable-dns-prefetching", curconfig[DNSPrefetch].val.i,
   1229 		   "enable-frame-flattening", curconfig[FrameFlattening].val.i,
   1230 		   "enable-html5-database", curconfig[DiskCache].val.i,
   1231 		   "enable-html5-local-storage", curconfig[DiskCache].val.i,
   1232 		   "enable-java", curconfig[Java].val.i,
   1233 		   "enable-javascript", curconfig[JavaScript].val.i,
   1234 		   "enable-plugins", curconfig[Plugins].val.i,
   1235 		   "enable-accelerated-2d-canvas", curconfig[AcceleratedCanvas].val.i,
   1236 		   "enable-site-specific-quirks", curconfig[SiteQuirks].val.i,
   1237 		   "enable-smooth-scrolling", curconfig[SmoothScrolling].val.i,
   1238 		   "enable-webgl", curconfig[WebGL].val.i,
   1239 		   "media-playback-requires-user-gesture", curconfig[MediaManualPlay].val.i,
   1240 		   NULL);
   1241 /* For more interesting settings, have a look at
   1242  * http://webkitgtk.org/reference/webkit2gtk/stable/WebKitSettings.html */
   1243 
   1244 		if (strcmp(fulluseragent, "")) {
   1245 			webkit_settings_set_user_agent(settings, fulluseragent);
   1246 		} else if (surfuseragent) {
   1247 			webkit_settings_set_user_agent_with_application_details(
   1248 			    settings, "Surf", VERSION);
   1249 		}
   1250 		useragent = webkit_settings_get_user_agent(settings);
   1251 
   1252 		contentmanager = webkit_user_content_manager_new();
   1253 
   1254 		context = webkit_web_context_new_with_website_data_manager(
   1255 		          webkit_website_data_manager_new(
   1256 		          "base-cache-directory", cachedir,
   1257 		          "base-data-directory", cachedir,
   1258 		          NULL));
   1259 
   1260 		cookiemanager = webkit_web_context_get_cookie_manager(context);
   1261 
   1262 		/* rendering process model, can be a shared unique one
   1263 		 * or one for each view */
   1264 		webkit_web_context_set_process_model(context,
   1265 		    WEBKIT_PROCESS_MODEL_MULTIPLE_SECONDARY_PROCESSES);
   1266 		/* TLS */
   1267 		webkit_web_context_set_tls_errors_policy(context,
   1268 		    curconfig[StrictTLS].val.i ? WEBKIT_TLS_ERRORS_POLICY_FAIL :
   1269 		    WEBKIT_TLS_ERRORS_POLICY_IGNORE);
   1270 		/* disk cache */
   1271 		webkit_web_context_set_cache_model(context,
   1272 		    curconfig[DiskCache].val.i ? WEBKIT_CACHE_MODEL_WEB_BROWSER :
   1273 		    WEBKIT_CACHE_MODEL_DOCUMENT_VIEWER);
   1274 
   1275 		/* Currently only works with text file to be compatible with curl */
   1276 		webkit_cookie_manager_set_persistent_storage(cookiemanager,
   1277 		    cookiefile, WEBKIT_COOKIE_PERSISTENT_STORAGE_TEXT);
   1278 		/* cookie policy */
   1279 		webkit_cookie_manager_set_accept_policy(cookiemanager,
   1280 		    cookiepolicy_get());
   1281 		/* languages */
   1282 		webkit_web_context_set_preferred_languages(context,
   1283 		    curconfig[PreferredLanguages].val.v);
   1284 		webkit_web_context_set_spell_checking_languages(context,
   1285 		    curconfig[SpellLanguages].val.v);
   1286 		webkit_web_context_set_spell_checking_enabled(context,
   1287 		    curconfig[SpellChecking].val.i);
   1288 
   1289 		g_signal_connect(G_OBJECT(context), "download-started",
   1290 		                 G_CALLBACK(downloadstarted), c);
   1291 		g_signal_connect(G_OBJECT(context), "initialize-web-extensions",
   1292 		                 G_CALLBACK(initwebextensions), c);
   1293 
   1294 		v = g_object_new(WEBKIT_TYPE_WEB_VIEW,
   1295 		    "settings", settings,
   1296 		    "user-content-manager", contentmanager,
   1297 		    "web-context", context,
   1298 		    NULL);
   1299 	}
   1300 
   1301 	g_signal_connect(G_OBJECT(v), "notify::estimated-load-progress",
   1302 			 G_CALLBACK(progresschanged), c);
   1303 	g_signal_connect(G_OBJECT(v), "notify::title",
   1304 			 G_CALLBACK(titlechanged), c);
   1305 	g_signal_connect(G_OBJECT(v), "button-release-event",
   1306 			 G_CALLBACK(buttonreleased), c);
   1307 	g_signal_connect(G_OBJECT(v), "close",
   1308 			G_CALLBACK(closeview), c);
   1309 	g_signal_connect(G_OBJECT(v), "create",
   1310 			 G_CALLBACK(createview), c);
   1311 	g_signal_connect(G_OBJECT(v), "decide-policy",
   1312 			 G_CALLBACK(decidepolicy), c);
   1313 	g_signal_connect(G_OBJECT(v), "insecure-content-detected",
   1314 			 G_CALLBACK(insecurecontent), c);
   1315 	g_signal_connect(G_OBJECT(v), "load-failed-with-tls-errors",
   1316 			 G_CALLBACK(loadfailedtls), c);
   1317 	g_signal_connect(G_OBJECT(v), "load-changed",
   1318 			 G_CALLBACK(loadchanged), c);
   1319 	g_signal_connect(G_OBJECT(v), "mouse-target-changed",
   1320 			 G_CALLBACK(mousetargetchanged), c);
   1321 	g_signal_connect(G_OBJECT(v), "permission-request",
   1322 			 G_CALLBACK(permissionrequested), c);
   1323 	g_signal_connect(G_OBJECT(v), "ready-to-show",
   1324 			 G_CALLBACK(showview), c);
   1325 	g_signal_connect(G_OBJECT(v), "web-process-terminated",
   1326 			 G_CALLBACK(webprocessterminated), c);
   1327 
   1328 	return v;
   1329 }
   1330 
   1331 static gboolean
   1332 readpipe(GIOChannel *s, GIOCondition ioc, gpointer unused)
   1333 {
   1334 	static char msg[MSGBUFSZ], msgsz;
   1335 	GError *gerr = NULL;
   1336 
   1337 	if (g_io_channel_read_chars(s, msg, sizeof(msg), NULL, &gerr) !=
   1338 	    G_IO_STATUS_NORMAL) {
   1339 		fprintf(stderr, "surf: error reading pipe: %s\n",
   1340 		        gerr->message);
   1341 		g_error_free(gerr);
   1342 		return TRUE;
   1343 	}
   1344 	if ((msgsz = msg[0]) < 3) {
   1345 		fprintf(stderr, "surf: message too short: %d\n", msgsz);
   1346 		return TRUE;
   1347 	}
   1348 
   1349 	switch (msg[2]) {
   1350 	case 'i':
   1351 		close(pipein[1]);
   1352 		close(pipeout[0]);
   1353 		break;
   1354 	}
   1355 
   1356 	return TRUE;
   1357 }
   1358 
   1359 void
   1360 initwebextensions(WebKitWebContext *wc, Client *c)
   1361 {
   1362 	GVariant *gv;
   1363 
   1364 	if (!pipeout[0] || !pipein[1])
   1365 		return;
   1366 
   1367 	gv = g_variant_new("(ii)", pipeout[0], pipein[1]);
   1368 
   1369 	webkit_web_context_set_web_extensions_initialization_user_data(wc, gv);
   1370 	webkit_web_context_set_web_extensions_directory(wc, WEBEXTDIR);
   1371 }
   1372 
   1373 GtkWidget *
   1374 createview(WebKitWebView *v, WebKitNavigationAction *a, Client *c)
   1375 {
   1376 	Client *n;
   1377 
   1378 	switch (webkit_navigation_action_get_navigation_type(a)) {
   1379 	case WEBKIT_NAVIGATION_TYPE_OTHER: /* fallthrough */
   1380 		/*
   1381 		 * popup windows of type “other” are almost always triggered
   1382 		 * by user gesture, so inverse the logic here
   1383 		 */
   1384 /* instead of this, compare destination uri to mouse-over uri for validating window */
   1385 		if (webkit_navigation_action_is_user_gesture(a))
   1386 			return NULL;
   1387 	case WEBKIT_NAVIGATION_TYPE_LINK_CLICKED: /* fallthrough */
   1388 	case WEBKIT_NAVIGATION_TYPE_FORM_SUBMITTED: /* fallthrough */
   1389 	case WEBKIT_NAVIGATION_TYPE_BACK_FORWARD: /* fallthrough */
   1390 	case WEBKIT_NAVIGATION_TYPE_RELOAD: /* fallthrough */
   1391 	case WEBKIT_NAVIGATION_TYPE_FORM_RESUBMITTED:
   1392 		n = newclient(c);
   1393 		break;
   1394 	default:
   1395 		return NULL;
   1396 	}
   1397 
   1398 	return GTK_WIDGET(n->view);
   1399 }
   1400 
   1401 gboolean
   1402 buttonreleased(GtkWidget *w, GdkEvent *e, Client *c)
   1403 {
   1404 	WebKitHitTestResultContext element;
   1405 	int i;
   1406 
   1407 	element = webkit_hit_test_result_get_context(c->mousepos);
   1408 
   1409 	for (i = 0; i < LENGTH(buttons); ++i) {
   1410 		if (element & buttons[i].target &&
   1411 		    e->button.button == buttons[i].button &&
   1412 		    CLEANMASK(e->button.state) == CLEANMASK(buttons[i].mask) &&
   1413 		    buttons[i].func) {
   1414 			buttons[i].func(c, &buttons[i].arg, c->mousepos);
   1415 			return buttons[i].stopevent;
   1416 		}
   1417 	}
   1418 
   1419 	return FALSE;
   1420 }
   1421 
   1422 GdkFilterReturn
   1423 processx(GdkXEvent *e, GdkEvent *event, gpointer d)
   1424 {
   1425 	Client *c = (Client *)d;
   1426 	XPropertyEvent *ev;
   1427 	Arg a;
   1428 
   1429 	if (((XEvent *)e)->type == PropertyNotify) {
   1430 		ev = &((XEvent *)e)->xproperty;
   1431 		if (ev->state == PropertyNewValue) {
   1432 			if (ev->atom == atoms[AtomFind]) {
   1433 				find(c, NULL);
   1434 
   1435 				return GDK_FILTER_REMOVE;
   1436 			} else if (ev->atom == atoms[AtomSearch]) {
   1437 				a.v = getatom(c, AtomSearch);
   1438 				search(c, &a);
   1439 			} else if (ev->atom == atoms[AtomGo]) {
   1440 				a.v = getatom(c, AtomGo);
   1441 				loaduri(c, &a);
   1442 
   1443 				return GDK_FILTER_REMOVE;
   1444 			}
   1445 		}
   1446 	}
   1447 	return GDK_FILTER_CONTINUE;
   1448 }
   1449 
   1450 gboolean
   1451 winevent(GtkWidget *w, GdkEvent *e, Client *c)
   1452 {
   1453 	int i;
   1454 
   1455 	switch (e->type) {
   1456 	case GDK_ENTER_NOTIFY:
   1457 		c->overtitle = c->targeturi;
   1458 		updatetitle(c);
   1459 		break;
   1460 	case GDK_KEY_PRESS:
   1461 		if (!curconfig[KioskMode].val.i &&
   1462 		    !insertmode ||
   1463 		    CLEANMASK(e->key.state) == (MODKEY|GDK_SHIFT_MASK) ||
   1464 		    CLEANMASK(e->key.state) == (MODKEY) ||
   1465 		    gdk_keyval_to_lower(e->key.keyval) == (GDK_KEY_Escape)) {
   1466 			for (i = 0; i < LENGTH(keys); ++i) {
   1467 				if (gdk_keyval_to_lower(e->key.keyval) ==
   1468 				    keys[i].keyval &&
   1469 				    CLEANMASK(e->key.state) == keys[i].mod &&
   1470 				    keys[i].func) {
   1471 					updatewinid(c);
   1472 					keys[i].func(c, &(keys[i].arg));
   1473 					return TRUE;
   1474 				}
   1475 			}
   1476 		}
   1477 	case GDK_LEAVE_NOTIFY:
   1478 		c->overtitle = NULL;
   1479 		updatetitle(c);
   1480 		break;
   1481 	case GDK_WINDOW_STATE:
   1482 		if (e->window_state.changed_mask ==
   1483 		    GDK_WINDOW_STATE_FULLSCREEN)
   1484 			c->fullscreen = e->window_state.new_window_state &
   1485 			                GDK_WINDOW_STATE_FULLSCREEN;
   1486 		break;
   1487 	default:
   1488 		break;
   1489 	}
   1490 
   1491 	return FALSE;
   1492 }
   1493 
   1494 void
   1495 showview(WebKitWebView *v, Client *c)
   1496 {
   1497 	GdkRGBA bgcolor = { 0 };
   1498 	GdkWindow *gwin;
   1499 
   1500 	c->finder = webkit_web_view_get_find_controller(c->view);
   1501 	c->inspector = webkit_web_view_get_inspector(c->view);
   1502 
   1503 	c->pageid = webkit_web_view_get_page_id(c->view);
   1504 	c->win = createwindow(c);
   1505 
   1506 	gtk_container_add(GTK_CONTAINER(c->win), GTK_WIDGET(c->view));
   1507 	gtk_widget_show_all(c->win);
   1508 	gtk_widget_grab_focus(GTK_WIDGET(c->view));
   1509 
   1510 	gwin = gtk_widget_get_window(GTK_WIDGET(c->win));
   1511 	c->xid = gdk_x11_window_get_xid(gwin);
   1512 	updatewinid(c);
   1513 	if (showxid) {
   1514 		gdk_display_sync(gtk_widget_get_display(c->win));
   1515 		puts(winid);
   1516 		fflush(stdout);
   1517 	}
   1518 
   1519 	if (curconfig[HideBackground].val.i)
   1520 		webkit_web_view_set_background_color(c->view, &bgcolor);
   1521 
   1522 	if (!curconfig[KioskMode].val.i) {
   1523 		gdk_window_set_events(gwin, GDK_ALL_EVENTS_MASK);
   1524 		gdk_window_add_filter(gwin, processx, c);
   1525 	}
   1526 
   1527 	if (curconfig[RunInFullscreen].val.i)
   1528 		togglefullscreen(c, NULL);
   1529 
   1530 	if (curconfig[ZoomLevel].val.f != 1.0)
   1531 		webkit_web_view_set_zoom_level(c->view,
   1532 		                               curconfig[ZoomLevel].val.f);
   1533 
   1534 	setatom(c, AtomFind, "");
   1535 	setatom(c, AtomUri, "about:blank");
   1536 }
   1537 
   1538 GtkWidget *
   1539 createwindow(Client *c)
   1540 {
   1541 	char *wmstr;
   1542 	GtkWidget *w;
   1543 
   1544 	if (embed) {
   1545 		w = gtk_plug_new(embed);
   1546 	} else {
   1547 		w = gtk_window_new(GTK_WINDOW_TOPLEVEL);
   1548 
   1549 		wmstr = g_path_get_basename(argv0);
   1550 		gtk_window_set_wmclass(GTK_WINDOW(w), wmstr, "Surf");
   1551 		g_free(wmstr);
   1552 
   1553 		wmstr = g_strdup_printf("%s[%lu]", "Surf", c->pageid);
   1554 		gtk_window_set_role(GTK_WINDOW(w), wmstr);
   1555 		g_free(wmstr);
   1556 
   1557 		gtk_window_set_default_size(GTK_WINDOW(w), winsize[0], winsize[1]);
   1558 	}
   1559 
   1560 	g_signal_connect(G_OBJECT(w), "destroy",
   1561 	                 G_CALLBACK(destroywin), c);
   1562 	g_signal_connect(G_OBJECT(w), "enter-notify-event",
   1563 	                 G_CALLBACK(winevent), c);
   1564 	g_signal_connect(G_OBJECT(w), "key-press-event",
   1565 	                 G_CALLBACK(winevent), c);
   1566 	g_signal_connect(G_OBJECT(w), "leave-notify-event",
   1567 	                 G_CALLBACK(winevent), c);
   1568 	g_signal_connect(G_OBJECT(w), "window-state-event",
   1569 	                 G_CALLBACK(winevent), c);
   1570 
   1571 	return w;
   1572 }
   1573 
   1574 gboolean
   1575 loadfailedtls(WebKitWebView *v, gchar *uri, GTlsCertificate *cert,
   1576               GTlsCertificateFlags err, Client *c)
   1577 {
   1578 	GString *errmsg = g_string_new(NULL);
   1579 	gchar *html, *pem;
   1580 
   1581 	c->failedcert = g_object_ref(cert);
   1582 	c->tlserr = err;
   1583 	c->errorpage = 1;
   1584 
   1585 	if (err & G_TLS_CERTIFICATE_UNKNOWN_CA)
   1586 		g_string_append(errmsg,
   1587 		    "The signing certificate authority is not known.<br>");
   1588 	if (err & G_TLS_CERTIFICATE_BAD_IDENTITY)
   1589 		g_string_append(errmsg,
   1590 		    "The certificate does not match the expected identity "
   1591 		    "of the site that it was retrieved from.<br>");
   1592 	if (err & G_TLS_CERTIFICATE_NOT_ACTIVATED)
   1593 		g_string_append(errmsg,
   1594 		    "The certificate's activation time "
   1595 		    "is still in the future.<br>");
   1596 	if (err & G_TLS_CERTIFICATE_EXPIRED)
   1597 		g_string_append(errmsg, "The certificate has expired.<br>");
   1598 	if (err & G_TLS_CERTIFICATE_REVOKED)
   1599 		g_string_append(errmsg,
   1600 		    "The certificate has been revoked according to "
   1601 		    "the GTlsConnection's certificate revocation list.<br>");
   1602 	if (err & G_TLS_CERTIFICATE_INSECURE)
   1603 		g_string_append(errmsg,
   1604 		    "The certificate's algorithm is considered insecure.<br>");
   1605 	if (err & G_TLS_CERTIFICATE_GENERIC_ERROR)
   1606 		g_string_append(errmsg,
   1607 		    "Some error occurred validating the certificate.<br>");
   1608 
   1609 	g_object_get(cert, "certificate-pem", &pem, NULL);
   1610 	html = g_strdup_printf("<p>Could not validate TLS for “%s”<br>%s</p>"
   1611 	                       "<p>You can inspect the following certificate "
   1612 	                       "with Ctrl-t (default keybinding).</p>"
   1613 	                       "<p><pre>%s</pre></p>", uri, errmsg->str, pem);
   1614 	g_free(pem);
   1615 	g_string_free(errmsg, TRUE);
   1616 
   1617 	webkit_web_view_load_alternate_html(c->view, html, uri, NULL);
   1618 	g_free(html);
   1619 
   1620 	return TRUE;
   1621 }
   1622 
   1623 
   1624 void
   1625 loadchanged(WebKitWebView *v, WebKitLoadEvent e, Client *c)
   1626 {
   1627 	const char *uri = geturi(c);
   1628 
   1629 	switch (e) {
   1630 	case WEBKIT_LOAD_STARTED:
   1631 		setatom(c, AtomUri, uri);
   1632 		c->title = uri;
   1633 		c->https = c->insecure = 0;
   1634 		seturiparameters(c, uri, loadtransient);
   1635 		if (c->errorpage)
   1636 			c->errorpage = 0;
   1637 		else
   1638 			g_clear_object(&c->failedcert);
   1639 		break;
   1640 	case WEBKIT_LOAD_REDIRECTED:
   1641 		setatom(c, AtomUri, uri);
   1642 		c->title = uri;
   1643 		seturiparameters(c, uri, loadtransient);
   1644 		break;
   1645 	case WEBKIT_LOAD_COMMITTED:
   1646 		seturiparameters(c, uri, loadcommitted);
   1647 		c->https = webkit_web_view_get_tls_info(c->view, &c->cert,
   1648 		                                        &c->tlserr);
   1649 		break;
   1650 	case WEBKIT_LOAD_FINISHED:
   1651 		seturiparameters(c, uri, loadfinished);
   1652 		updatehistory(uri, c->title);
   1653 		/* Disabled until we write some WebKitWebExtension for
   1654 		 * manipulating the DOM directly.
   1655 		evalscript(c, "document.documentElement.style.overflow = '%s'",
   1656 		    enablescrollbars ? "auto" : "hidden");
   1657 		*/
   1658 		runscript(c);
   1659 		break;
   1660 	}
   1661 	updatetitle(c);
   1662 }
   1663 
   1664 void
   1665 progresschanged(WebKitWebView *v, GParamSpec *ps, Client *c)
   1666 {
   1667 	c->progress = webkit_web_view_get_estimated_load_progress(c->view) *
   1668 	              100;
   1669 	updatetitle(c);
   1670 }
   1671 
   1672 void
   1673 titlechanged(WebKitWebView *view, GParamSpec *ps, Client *c)
   1674 {
   1675 	c->title = webkit_web_view_get_title(c->view);
   1676 	updatetitle(c);
   1677 }
   1678 
   1679 void
   1680 mousetargetchanged(WebKitWebView *v, WebKitHitTestResult *h, guint modifiers,
   1681     Client *c)
   1682 {
   1683 	WebKitHitTestResultContext hc = webkit_hit_test_result_get_context(h);
   1684 
   1685 	/* Keep the hit test to know where is the pointer on the next click */
   1686 	c->mousepos = h;
   1687 
   1688 	if (hc & OnLink)
   1689 		c->targeturi = webkit_hit_test_result_get_link_uri(h);
   1690 	else if (hc & OnImg)
   1691 		c->targeturi = webkit_hit_test_result_get_image_uri(h);
   1692 	else if (hc & OnMedia)
   1693 		c->targeturi = webkit_hit_test_result_get_media_uri(h);
   1694 	else
   1695 		c->targeturi = NULL;
   1696 
   1697 	c->overtitle = c->targeturi;
   1698 	updatetitle(c);
   1699 }
   1700 
   1701 gboolean
   1702 permissionrequested(WebKitWebView *v, WebKitPermissionRequest *r, Client *c)
   1703 {
   1704 	ParamName param = ParameterLast;
   1705 
   1706 	if (WEBKIT_IS_GEOLOCATION_PERMISSION_REQUEST(r)) {
   1707 		param = Geolocation;
   1708 	} else if (WEBKIT_IS_USER_MEDIA_PERMISSION_REQUEST(r)) {
   1709 		if (webkit_user_media_permission_is_for_audio_device(
   1710 		    WEBKIT_USER_MEDIA_PERMISSION_REQUEST(r)))
   1711 			param = AccessMicrophone;
   1712 		else if (webkit_user_media_permission_is_for_video_device(
   1713 		         WEBKIT_USER_MEDIA_PERMISSION_REQUEST(r)))
   1714 			param = AccessWebcam;
   1715 	} else {
   1716 		return FALSE;
   1717 	}
   1718 
   1719 	if (curconfig[param].val.i)
   1720 		webkit_permission_request_allow(r);
   1721 	else
   1722 		webkit_permission_request_deny(r);
   1723 
   1724 	return TRUE;
   1725 }
   1726 
   1727 gboolean
   1728 decidepolicy(WebKitWebView *v, WebKitPolicyDecision *d,
   1729     WebKitPolicyDecisionType dt, Client *c)
   1730 {
   1731 	switch (dt) {
   1732 	case WEBKIT_POLICY_DECISION_TYPE_NAVIGATION_ACTION:
   1733 		decidenavigation(d, c);
   1734 		break;
   1735 	case WEBKIT_POLICY_DECISION_TYPE_NEW_WINDOW_ACTION:
   1736 		decidenewwindow(d, c);
   1737 		break;
   1738 	case WEBKIT_POLICY_DECISION_TYPE_RESPONSE:
   1739 		decideresource(d, c);
   1740 		break;
   1741 	default:
   1742 		webkit_policy_decision_ignore(d);
   1743 		break;
   1744 	}
   1745 	return TRUE;
   1746 }
   1747 
   1748 void
   1749 decidenavigation(WebKitPolicyDecision *d, Client *c)
   1750 {
   1751 	WebKitNavigationAction *a =
   1752 	    webkit_navigation_policy_decision_get_navigation_action(
   1753 	    WEBKIT_NAVIGATION_POLICY_DECISION(d));
   1754 
   1755 	switch (webkit_navigation_action_get_navigation_type(a)) {
   1756 	case WEBKIT_NAVIGATION_TYPE_LINK_CLICKED: /* fallthrough */
   1757 	case WEBKIT_NAVIGATION_TYPE_FORM_SUBMITTED: /* fallthrough */
   1758 	case WEBKIT_NAVIGATION_TYPE_BACK_FORWARD: /* fallthrough */
   1759 	case WEBKIT_NAVIGATION_TYPE_RELOAD: /* fallthrough */
   1760 	case WEBKIT_NAVIGATION_TYPE_FORM_RESUBMITTED: /* fallthrough */
   1761 	case WEBKIT_NAVIGATION_TYPE_OTHER: /* fallthrough */
   1762 	default:
   1763 		/* Do not navigate to links with a "_blank" target (popup) */
   1764 		if (webkit_navigation_policy_decision_get_frame_name(
   1765 		    WEBKIT_NAVIGATION_POLICY_DECISION(d))) {
   1766 			webkit_policy_decision_ignore(d);
   1767 		} else {
   1768 			/* Filter out navigation to different domain ? */
   1769 			/* get action→urirequest, copy and load in new window+view
   1770 			 * on Ctrl+Click ? */
   1771 			webkit_policy_decision_use(d);
   1772 		}
   1773 		break;
   1774 	}
   1775 }
   1776 
   1777 void
   1778 decidenewwindow(WebKitPolicyDecision *d, Client *c)
   1779 {
   1780 	Arg arg;
   1781 	WebKitNavigationAction *a =
   1782 	    webkit_navigation_policy_decision_get_navigation_action(
   1783 	    WEBKIT_NAVIGATION_POLICY_DECISION(d));
   1784 
   1785 
   1786 	switch (webkit_navigation_action_get_navigation_type(a)) {
   1787 	case WEBKIT_NAVIGATION_TYPE_LINK_CLICKED: /* fallthrough */
   1788 	case WEBKIT_NAVIGATION_TYPE_FORM_SUBMITTED: /* fallthrough */
   1789 	case WEBKIT_NAVIGATION_TYPE_BACK_FORWARD: /* fallthrough */
   1790 	case WEBKIT_NAVIGATION_TYPE_RELOAD: /* fallthrough */
   1791 	case WEBKIT_NAVIGATION_TYPE_FORM_RESUBMITTED:
   1792 		/* Filter domains here */
   1793 /* If the value of “mouse-button” is not 0, then the navigation was triggered by a mouse event.
   1794  * test for link clicked but no button ? */
   1795 		arg.v = webkit_uri_request_get_uri(
   1796 		        webkit_navigation_action_get_request(a));
   1797 		newwindow(c, &arg, 0);
   1798 		break;
   1799 	case WEBKIT_NAVIGATION_TYPE_OTHER: /* fallthrough */
   1800 	default:
   1801 		break;
   1802 	}
   1803 
   1804 	webkit_policy_decision_ignore(d);
   1805 }
   1806 
   1807 void
   1808 decideresource(WebKitPolicyDecision *d, Client *c)
   1809 {
   1810 	int i, isascii = 1;
   1811 	WebKitResponsePolicyDecision *r = WEBKIT_RESPONSE_POLICY_DECISION(d);
   1812 	WebKitURIResponse *res =
   1813 	    webkit_response_policy_decision_get_response(r);
   1814 	const gchar *uri = webkit_uri_response_get_uri(res);
   1815 
   1816 	if (g_str_has_suffix(uri, "/favicon.ico")) {
   1817 		webkit_policy_decision_ignore(d);
   1818 		return;
   1819 	}
   1820 
   1821 	if (!g_str_has_prefix(uri, "http://")
   1822 	    && !g_str_has_prefix(uri, "https://")
   1823 	    && !g_str_has_prefix(uri, "about:")
   1824 	    && !g_str_has_prefix(uri, "file://")
   1825 	    && !g_str_has_prefix(uri, "data:")
   1826 	    && !g_str_has_prefix(uri, "blob:")
   1827 	    && strlen(uri) > 0) {
   1828 		for (i = 0; i < strlen(uri); i++) {
   1829 			if (!g_ascii_isprint(uri[i])) {
   1830 				isascii = 0;
   1831 				break;
   1832 			}
   1833 		}
   1834 		if (isascii) {
   1835 			handleplumb(c, uri);
   1836 			webkit_policy_decision_ignore(d);
   1837 			return;
   1838 		}
   1839 	}
   1840 
   1841 	if (webkit_response_policy_decision_is_mime_type_supported(r)) {
   1842 		webkit_policy_decision_use(d);
   1843 	} else {
   1844 		webkit_policy_decision_download(d);
   1845 	}
   1846 }
   1847 
   1848 void
   1849 insecurecontent(WebKitWebView *v, WebKitInsecureContentEvent e, Client *c)
   1850 {
   1851 	c->insecure = 1;
   1852 }
   1853 
   1854 void
   1855 webprocessterminated(WebKitWebView *v, WebKitWebProcessTerminationReason r,
   1856                      Client *c)
   1857 {
   1858 	fprintf(stderr, "web process terminated: %s\n",
   1859 	        r == WEBKIT_WEB_PROCESS_CRASHED ? "crashed" : "no memory");
   1860 	closeview(v, c);
   1861 }
   1862 
   1863 void
   1864 closeview(WebKitWebView *v, Client *c)
   1865 {
   1866 	gtk_widget_destroy(c->win);
   1867 }
   1868 
   1869 void
   1870 destroywin(GtkWidget* w, Client *c)
   1871 {
   1872 	destroyclient(c);
   1873 	if (!clients)
   1874 		gtk_main_quit();
   1875 }
   1876 
   1877 void
   1878 pasteuri(GtkClipboard *clipboard, const char *text, gpointer d)
   1879 {
   1880 	Arg a = {.v = text };
   1881 	if (text)
   1882 		loaduri((Client *) d, &a);
   1883 }
   1884 
   1885 void
   1886 reload(Client *c, const Arg *a)
   1887 {
   1888 	if (a->i)
   1889 		webkit_web_view_reload_bypass_cache(c->view);
   1890 	else
   1891 		webkit_web_view_reload(c->view);
   1892 }
   1893 
   1894 void
   1895 print(Client *c, const Arg *a)
   1896 {
   1897 	webkit_print_operation_run_dialog(webkit_print_operation_new(c->view),
   1898 	                                  GTK_WINDOW(c->win));
   1899 }
   1900 
   1901 void
   1902 showcert(Client *c, const Arg *a)
   1903 {
   1904 	GTlsCertificate *cert = c->failedcert ? c->failedcert : c->cert;
   1905 	GcrCertificate *gcrt;
   1906 	GByteArray *crt;
   1907 	GtkWidget *win;
   1908 	GcrCertificateWidget *wcert;
   1909 
   1910 	if (!cert)
   1911 		return;
   1912 
   1913 	g_object_get(cert, "certificate", &crt, NULL);
   1914 	gcrt = gcr_simple_certificate_new(crt->data, crt->len);
   1915 	g_byte_array_unref(crt);
   1916 
   1917 	win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
   1918 	wcert = gcr_certificate_widget_new(gcrt);
   1919 	g_object_unref(gcrt);
   1920 
   1921 	gtk_container_add(GTK_CONTAINER(win), GTK_WIDGET(wcert));
   1922 	gtk_widget_show_all(win);
   1923 }
   1924 
   1925 void
   1926 clipboard(Client *c, const Arg *a)
   1927 {
   1928 	if (a->i) { /* load clipboard uri */
   1929 		gtk_clipboard_request_text(gtk_clipboard_get(
   1930 		                           GDK_SELECTION_PRIMARY),
   1931 		                           pasteuri, c);
   1932 	} else { /* copy uri */
   1933 		gtk_clipboard_set_text(gtk_clipboard_get(
   1934 		                       GDK_SELECTION_PRIMARY), c->targeturi
   1935 		                       ? c->targeturi : geturi(c), -1);
   1936 	}
   1937 }
   1938 
   1939 void
   1940 zoom(Client *c, const Arg *a)
   1941 {
   1942 	if (a->i > 0)
   1943 		webkit_web_view_set_zoom_level(c->view,
   1944 		                               curconfig[ZoomLevel].val.f + 0.1);
   1945 	else if (a->i < 0)
   1946 		webkit_web_view_set_zoom_level(c->view,
   1947 		                               curconfig[ZoomLevel].val.f - 0.1);
   1948 	else
   1949 		webkit_web_view_set_zoom_level(c->view, 1.0);
   1950 
   1951 	curconfig[ZoomLevel].val.f = webkit_web_view_get_zoom_level(c->view);
   1952 }
   1953 
   1954 static void
   1955 msgext(Client *c, char type, const Arg *a)
   1956 {
   1957 	static char msg[MSGBUFSZ];
   1958 	int ret;
   1959 
   1960 	if ((ret = snprintf(msg, sizeof(msg), "%c%c%c%c",
   1961 	                    4, c->pageid, type, a->i))
   1962 	    >= sizeof(msg)) {
   1963 		fprintf(stderr, "surf: message too long: %d\n", ret);
   1964 		return;
   1965 	}
   1966 
   1967 	if (pipeout[1] && write(pipeout[1], msg, sizeof(msg)) < 0)
   1968 		fprintf(stderr, "surf: error sending: %.*s\n", ret-2, msg+2);
   1969 }
   1970 
   1971 void
   1972 scrollv(Client *c, const Arg *a)
   1973 {
   1974 	msgext(c, 'v', a);
   1975 }
   1976 
   1977 void
   1978 scrollh(Client *c, const Arg *a)
   1979 {
   1980 	msgext(c, 'h', a);
   1981 }
   1982 
   1983 void
   1984 navigate(Client *c, const Arg *a)
   1985 {
   1986 	if (a->i < 0)
   1987 		webkit_web_view_go_back(c->view);
   1988 	else if (a->i > 0)
   1989 		webkit_web_view_go_forward(c->view);
   1990 }
   1991 
   1992 void
   1993 stop(Client *c, const Arg *a)
   1994 {
   1995 	webkit_web_view_stop_loading(c->view);
   1996 }
   1997 
   1998 void
   1999 toggle(Client *c, const Arg *a)
   2000 {
   2001 	curconfig[a->i].val.i ^= 1;
   2002 	setparameter(c, 1, (ParamName)a->i, &curconfig[a->i].val);
   2003 }
   2004 
   2005 void
   2006 togglefullscreen(Client *c, const Arg *a)
   2007 {
   2008 	/* toggling value is handled in winevent() */
   2009 	if (c->fullscreen)
   2010 		gtk_window_unfullscreen(GTK_WINDOW(c->win));
   2011 	else
   2012 		gtk_window_fullscreen(GTK_WINDOW(c->win));
   2013 }
   2014 
   2015 void
   2016 togglecookiepolicy(Client *c, const Arg *a)
   2017 {
   2018 	++cookiepolicy;
   2019 	cookiepolicy %= strlen(curconfig[CookiePolicies].val.v);
   2020 
   2021 	setparameter(c, 0, CookiePolicies, NULL);
   2022 }
   2023 
   2024 void
   2025 toggleinspector(Client *c, const Arg *a)
   2026 {
   2027 	if (webkit_web_inspector_is_attached(c->inspector))
   2028 		webkit_web_inspector_close(c->inspector);
   2029 	else if (curconfig[Inspector].val.i)
   2030 		webkit_web_inspector_show(c->inspector);
   2031 }
   2032 
   2033 void
   2034 find(Client *c, const Arg *a)
   2035 {
   2036 	const char *s, *f;
   2037 
   2038 	if (a && a->i) {
   2039 		if (a->i > 0)
   2040 			webkit_find_controller_search_next(c->finder);
   2041 		else
   2042 			webkit_find_controller_search_previous(c->finder);
   2043 	} else {
   2044 		s = getatom(c, AtomFind);
   2045 		f = webkit_find_controller_get_search_text(c->finder);
   2046 
   2047 		if (g_strcmp0(f, s) == 0) /* reset search */
   2048 			webkit_find_controller_search(c->finder, "", findopts,
   2049 			                              G_MAXUINT);
   2050 
   2051 		webkit_find_controller_search(c->finder, s, findopts,
   2052 		                              G_MAXUINT);
   2053 
   2054 		if (strcmp(s, "") == 0)
   2055 			webkit_find_controller_search_finish(c->finder);
   2056 	}
   2057 }
   2058 
   2059 void
   2060 insert(Client *c, const Arg *a)
   2061 {
   2062 		insertmode = (a->i);
   2063 }
   2064 
   2065 void
   2066 clicknavigate(Client *c, const Arg *a, WebKitHitTestResult *h)
   2067 {
   2068 	navigate(c, a);
   2069 }
   2070 
   2071 void
   2072 clicknewwindow(Client *c, const Arg *a, WebKitHitTestResult *h)
   2073 {
   2074 	Arg arg;
   2075 
   2076 	arg.v = webkit_hit_test_result_get_link_uri(h);
   2077 	newwindow(c, &arg, a->i);
   2078 }
   2079 
   2080 void
   2081 clickexternplayer(Client *c, const Arg *a, WebKitHitTestResult *h)
   2082 {
   2083 	Arg arg;
   2084 
   2085 	arg = (Arg)VIDEOPLAY(webkit_hit_test_result_get_media_uri(h));
   2086 	spawn(c, &arg);
   2087 }
   2088 
   2089 void
   2090 playexternal(Client *c, const Arg *a)
   2091 {
   2092 	Arg arg;
   2093 
   2094 	arg = (Arg)VIDEOPLAY(geturi(c));
   2095 	spawn(c, &arg);
   2096 }
   2097 
   2098 /* download-console */
   2099 
   2100 void
   2101 downloadstarted(WebKitWebContext *wc, WebKitDownload *d, Client *c)
   2102 {
   2103 	webkit_download_set_allow_overwrite(d, TRUE);
   2104 	g_signal_connect(G_OBJECT(d), "decide-destination",
   2105 	                 G_CALLBACK(decidedestination), NULL);
   2106 	g_signal_connect(G_OBJECT(d), "notify::estimated-progress",
   2107 	                 G_CALLBACK(printprogress), NULL);
   2108 	g_signal_connect(G_OBJECT(d), "failed",
   2109 	                 G_CALLBACK(downloadfailed), NULL);
   2110 	g_signal_connect(G_OBJECT(d), "finished",
   2111 	                 G_CALLBACK(downloadfinished), NULL);
   2112 }
   2113 
   2114 void
   2115 downloadfailed(WebKitDownload *d, GParamSpec *ps, void *arg)
   2116 {
   2117 	logdownload(d, " -- FAILED");
   2118 }
   2119 
   2120 void
   2121 downloadfinished(WebKitDownload *d, GParamSpec *ps, void *arg)
   2122 {
   2123 	logdownload(d, " -- COMPLETED");
   2124 }
   2125 
   2126 gboolean
   2127 decidedestination(WebKitDownload *d, gchar *suggested_filename, void *arg)
   2128 {
   2129 	gchar *dest;
   2130 	dest = g_strdup_printf("file://%s/%s", dldir, suggested_filename);
   2131 	webkit_download_set_destination(d, dest);
   2132 	return TRUE;
   2133 }
   2134 
   2135 void
   2136 printprogress(WebKitDownload *d, GParamSpec *ps, void *arg)
   2137 {
   2138 	logdownload(d, "");
   2139 }
   2140 
   2141 void
   2142 logdownload(WebKitDownload *d, gchar *tail)
   2143 {
   2144 	gchar *filename, *statfile;
   2145 	FILE *stat;
   2146 
   2147 	filename = g_path_get_basename(webkit_download_get_destination(d));
   2148 	statfile = g_strdup_printf("%s/%s", dlstatus, filename);
   2149 
   2150 	if ((stat = fopen(statfile, "w")) == NULL) {
   2151 		perror("dlstatus");
   2152 	} else {
   2153 		fprintf(stat, "%s: %d%% (%d.%ds)%s\n",
   2154 		        filename,
   2155 		        (int)(webkit_download_get_estimated_progress(d) * 100),
   2156 		        (int) webkit_download_get_elapsed_time(d),
   2157 		        (int)(webkit_download_get_elapsed_time(d) * 100),
   2158 		        tail);
   2159 		fclose(stat);
   2160 	}
   2161 
   2162 	g_free(statfile);
   2163 	g_free(filename);
   2164 }
   2165 
   2166 void
   2167 spawndls(Client *c, const Arg *a)
   2168 {
   2169 	Arg arg = (Arg)DLSTATUS;
   2170 	spawn(c, &arg);
   2171 }
   2172 
   2173 int
   2174 main(int argc, char *argv[])
   2175 {
   2176 	Arg arg;
   2177 	Client *c;
   2178 
   2179 	memset(&arg, 0, sizeof(arg));
   2180 
   2181 	/* command line args */
   2182 	ARGBEGIN {
   2183 	case 'a':
   2184 		defconfig[CookiePolicies].val.v = EARGF(usage());
   2185 		defconfig[CookiePolicies].prio = 2;
   2186 		break;
   2187 	case 'b':
   2188 		defconfig[ScrollBars].val.i = 0;
   2189 		defconfig[ScrollBars].prio = 2;
   2190 		break;
   2191 	case 'B':
   2192 		defconfig[ScrollBars].val.i = 1;
   2193 		defconfig[ScrollBars].prio = 2;
   2194 		break;
   2195 	case 'c':
   2196 		cookiefile = EARGF(usage());
   2197 		break;
   2198 	case 'C':
   2199 		stylefile = EARGF(usage());
   2200 		break;
   2201 	case 'd':
   2202 		defconfig[DiskCache].val.i = 0;
   2203 		defconfig[DiskCache].prio = 2;
   2204 		break;
   2205 	case 'D':
   2206 		defconfig[DiskCache].val.i = 1;
   2207 		defconfig[DiskCache].prio = 2;
   2208 		break;
   2209 	case 'e':
   2210 		embed = strtol(EARGF(usage()), NULL, 0);
   2211 		break;
   2212 	case 'f':
   2213 		defconfig[RunInFullscreen].val.i = 0;
   2214 		defconfig[RunInFullscreen].prio = 2;
   2215 		break;
   2216 	case 'F':
   2217 		defconfig[RunInFullscreen].val.i = 1;
   2218 		defconfig[RunInFullscreen].prio = 2;
   2219 		break;
   2220 	case 'g':
   2221 		defconfig[Geolocation].val.i = 0;
   2222 		defconfig[Geolocation].prio = 2;
   2223 		break;
   2224 	case 'G':
   2225 		defconfig[Geolocation].val.i = 1;
   2226 		defconfig[Geolocation].prio = 2;
   2227 		break;
   2228 	case 'i':
   2229 		defconfig[LoadImages].val.i = 0;
   2230 		defconfig[LoadImages].prio = 2;
   2231 		break;
   2232 	case 'I':
   2233 		defconfig[LoadImages].val.i = 1;
   2234 		defconfig[LoadImages].prio = 2;
   2235 		break;
   2236 	case 'k':
   2237 		defconfig[KioskMode].val.i = 0;
   2238 		defconfig[KioskMode].prio = 2;
   2239 		break;
   2240 	case 'K':
   2241 		defconfig[KioskMode].val.i = 1;
   2242 		defconfig[KioskMode].prio = 2;
   2243 		break;
   2244 	case 'm':
   2245 		defconfig[Style].val.i = 0;
   2246 		defconfig[Style].prio = 2;
   2247 		break;
   2248 	case 'M':
   2249 		defconfig[Style].val.i = 1;
   2250 		defconfig[Style].prio = 2;
   2251 		break;
   2252 	case 'n':
   2253 		defconfig[Inspector].val.i = 0;
   2254 		defconfig[Inspector].prio = 2;
   2255 		break;
   2256 	case 'N':
   2257 		defconfig[Inspector].val.i = 1;
   2258 		defconfig[Inspector].prio = 2;
   2259 		break;
   2260 	case 'p':
   2261 		defconfig[Plugins].val.i = 0;
   2262 		defconfig[Plugins].prio = 2;
   2263 		break;
   2264 	case 'P':
   2265 		defconfig[Plugins].val.i = 1;
   2266 		defconfig[Plugins].prio = 2;
   2267 		break;
   2268 	case 'r':
   2269 		scriptfile = EARGF(usage());
   2270 		break;
   2271 	case 's':
   2272 		defconfig[JavaScript].val.i = 0;
   2273 		defconfig[JavaScript].prio = 2;
   2274 		break;
   2275 	case 'S':
   2276 		defconfig[JavaScript].val.i = 1;
   2277 		defconfig[JavaScript].prio = 2;
   2278 		break;
   2279 	case 't':
   2280 		defconfig[StrictTLS].val.i = 0;
   2281 		defconfig[StrictTLS].prio = 2;
   2282 		break;
   2283 	case 'T':
   2284 		defconfig[StrictTLS].val.i = 1;
   2285 		defconfig[StrictTLS].prio = 2;
   2286 		break;
   2287 	case 'u':
   2288 		fulluseragent = EARGF(usage());
   2289 		break;
   2290 	case 'v':
   2291 		die("surf-"VERSION", see LICENSE for © details\n");
   2292 	case 'w':
   2293 		showxid = 1;
   2294 		break;
   2295 	case 'x':
   2296 		defconfig[Certificate].val.i = 0;
   2297 		defconfig[Certificate].prio = 2;
   2298 		break;
   2299 	case 'X':
   2300 		defconfig[Certificate].val.i = 1;
   2301 		defconfig[Certificate].prio = 2;
   2302 		break;
   2303 	case 'z':
   2304 		defconfig[ZoomLevel].val.f = strtof(EARGF(usage()), NULL);
   2305 		defconfig[ZoomLevel].prio = 2;
   2306 		break;
   2307 	default:
   2308 		usage();
   2309 	} ARGEND;
   2310 	if (argc > 0)
   2311 		arg.v = argv[0];
   2312 	else
   2313 #ifdef HOMEPAGE
   2314 		arg.v = HOMEPAGE;
   2315 #else
   2316 		arg.v = "about:blank";
   2317 #endif
   2318 
   2319 	setup();
   2320 	c = newclient(NULL);
   2321 	showview(NULL, c);
   2322 
   2323 	loaduri(c, &arg);
   2324 	updatetitle(c);
   2325 
   2326 	gtk_main();
   2327 	cleanup();
   2328 
   2329 	return 0;
   2330 }