From: Armaan Bhojwani Date: Mon, 7 Jun 2021 15:08:57 +0000 (-0400) Subject: Split download manager into seperate file X-Git-Tag: v1.0.0~38 X-Git-Url: https://git.armaanb.net/?p=chorizo.git;a=commitdiff_plain;h=9f50058f505b32bdd1925b4d206c2ac5600ca824 Split download manager into seperate file --- diff --git a/Makefile b/Makefile index f0e15d2..1efcf02 100644 --- a/Makefile +++ b/Makefile @@ -8,7 +8,7 @@ datarootdir = $(prefix)/share mandir = $(datarootdir)/man/ datadir = $(prefix)/share -.PHONY: clean uninstall install +.PHONY: man clean uninstall install all: man lariza extensions darkreader @@ -18,11 +18,11 @@ man: scdoc < $$i > $$(echo "$$i" | rev | cut -f 2- -d '.' | rev); \ done -lariza: browser.c +lariza: $(CC) $(CFLAGS) $(LDFLAGS) \ -D__NAME__=\"lariza\" \ -D__NAME_UPPERCASE__=\"LARIZA\" \ - -o $@ $< \ + -o lariza src/*.c \ `pkg-config --cflags --libs gtk+-3.0 glib-2.0 webkit2gtk-4.0` extensions: diff --git a/browser.c b/browser.c deleted file mode 100644 index 37ffdb5..0000000 --- a/browser.c +++ /dev/null @@ -1,1470 +0,0 @@ -#include -#include -#include -#include -#include -#include -#include - -#include -#include -#include -#include -#include -#include - -void client_destroy(GtkWidget *, gpointer); -WebKitWebView *client_new(const gchar *, WebKitWebView *, gboolean, - gboolean); -WebKitWebView *client_new_request(WebKitWebView *, WebKitNavigationAction *, - gpointer); -void cooperation_setup(void); -void changed_download_progress(GObject *, GParamSpec *, gpointer); -void changed_load_progress(GObject *, GParamSpec *, gpointer); -void changed_favicon(GObject *, GParamSpec *, gpointer); -void changed_title(GObject *, GParamSpec *, gpointer); -void changed_uri(GObject *, GParamSpec *, gpointer); -gboolean crashed_web_view(WebKitWebView *, gpointer); -gboolean decide_policy(WebKitWebView *, WebKitPolicyDecision *, - WebKitPolicyDecisionType, gpointer); -gboolean download_handle(WebKitDownload *, gchar *, gpointer); -void download_click(GtkToolButton *, gpointer); -void download_start(WebKitWebView *, WebKitDownload *, gpointer); -void download_cancel(GtkMenuItem *, gpointer); -gboolean downloadmanager_delete(GtkWidget *, gpointer); -void downloadmanager_setup(void); -gchar *ensure_uri_scheme(const gchar *); -void grab_environment_configuration(void); -void grab_feeds_finished(GObject *, GAsyncResult *, gpointer); -void hover_web_view(WebKitWebView *, WebKitHitTestResult *, guint, gpointer); -void icon_location(GtkEntry *, GtkEntryIconPosition, GdkEvent *, gpointer); -void init_default_web_context(void); -gboolean key_common(GtkWidget *, GdkEvent *, gpointer); -gboolean key_downloadmanager(GtkWidget *, GdkEvent *, gpointer); -gboolean key_location(GtkWidget *, GdkEvent *, gpointer); -gboolean key_tablabel(GtkWidget *, GdkEvent *, gpointer); -gboolean key_web_view(GtkWidget *, GdkEvent *, gpointer); -void mainwindow_setup(void); -void mainwindow_title(gint); -void notebook_switch_page(GtkNotebook *, GtkWidget *, guint, gpointer); -gboolean quit_if_nothing_active(void); -gboolean remote_msg(GIOChannel *, GIOCondition, gpointer); -void run_user_scripts(WebKitWebView *); -void search(gpointer, gint); -void show_web_view(WebKitWebView *, gpointer); -void trust_user_certs(WebKitWebContext *); -GKeyFile *get_ini(void); -GKeyFile *config; - -struct Client -{ - gchar *external_handler_uri; - gchar *feed_html; - gchar *hover_uri; - GtkWidget *location; - GtkWidget *tabicon; - GtkWidget *tablabel; - GtkWidget *vbox; - GtkWidget *web_view; - gboolean focus_new_tab; -}; - -struct MainWindow -{ - GtkWidget *win; - GtkWidget *notebook; -} mw; - -struct DownloadManager -{ - GtkWidget *scroll; - GtkWidget *toolbar; - GtkWidget *win; -} dm; - -struct Configuration -{ - WebKitCookieAcceptPolicy cookie_policy; - const gchar *accepted_language[2]; - gboolean cooperative_alone; - gboolean cooperative_instances; - gboolean enable_console_to_stdout; - gboolean javascript_disabled; - gboolean spellcheck_disabled; - gchar *download_dir; - gchar *fifo_suffix; - gchar *history_file; - gchar *home_uri; - gchar *search_engine; - gchar *spellcheck_language; - gchar *user_agent; - gdouble global_zoom; - gint tab_width_chars; -} cfg; - -struct DownloadItem -{ - GtkToolButton *tb; - WebKitDownload *download; -}; - -gint clients = 0, downloads = 0; -int cooperative_pipe_fp = 0; -gchar *search_text; - -void -client_destroy(GtkWidget *widget, gpointer data) -{ - struct Client *c = (struct Client *)data; - gint idx; - - g_signal_handlers_disconnect_by_func(G_OBJECT(c->web_view), - changed_load_progress, c); - - idx = gtk_notebook_page_num(GTK_NOTEBOOK(mw.notebook), c->vbox); - if (idx == -1) - fprintf(stderr, __NAME__": Tab index was -1, bamboozled\n"); - else - gtk_notebook_remove_page(GTK_NOTEBOOK(mw.notebook), idx); - - free(c); - clients--; - - quit_if_nothing_active(); -} - -WebKitWebView * -client_new(const gchar *uri, WebKitWebView *related_wv, gboolean show, - gboolean focus_tab) -{ - struct Client *c; - gchar *f; - GtkWidget *evbox, *tabbox; - - if (uri != NULL && cfg.cooperative_instances && !cfg.cooperative_alone) { - f = ensure_uri_scheme(uri); - write(cooperative_pipe_fp, f, strlen(f)); - write(cooperative_pipe_fp, "\n", 1); - g_free(f); - return NULL; - } - - c = calloc(1, sizeof(struct Client)); - if (!c) { - fprintf(stderr, __NAME__": fatal: calloc failed\n"); - exit(EXIT_FAILURE); - } - - c->focus_new_tab = focus_tab; - - if (related_wv == NULL) - c->web_view = webkit_web_view_new(); - else - c->web_view = webkit_web_view_new_with_related_view(related_wv); - - webkit_web_view_set_zoom_level(WEBKIT_WEB_VIEW(c->web_view), cfg.global_zoom); - WebKitSettings *settings = webkit_web_view_get_settings(WEBKIT_WEB_VIEW(c->web_view)); - webkit_settings_set_enable_javascript(settings, !cfg.javascript_disabled); - g_signal_connect(G_OBJECT(c->web_view), "notify::favicon", - G_CALLBACK(changed_favicon), c); - g_signal_connect(G_OBJECT(c->web_view), "notify::title", - G_CALLBACK(changed_title), c); - g_signal_connect(G_OBJECT(c->web_view), "notify::uri", - G_CALLBACK(changed_uri), c); - g_signal_connect(G_OBJECT(c->web_view), "notify::estimated-load-progress", - G_CALLBACK(changed_load_progress), c); - g_signal_connect(G_OBJECT(c->web_view), "create", - G_CALLBACK(client_new_request), NULL); - g_signal_connect(G_OBJECT(c->web_view), "close", - G_CALLBACK(client_destroy), c); - g_signal_connect(G_OBJECT(c->web_view), "decide-policy", - G_CALLBACK(decide_policy), NULL); - g_signal_connect(G_OBJECT(c->web_view), "key-press-event", - G_CALLBACK(key_web_view), c); - g_signal_connect(G_OBJECT(c->web_view), "button-release-event", - G_CALLBACK(key_web_view), c); - g_signal_connect(G_OBJECT(c->web_view), "scroll-event", - G_CALLBACK(key_web_view), c); - g_signal_connect(G_OBJECT(c->web_view), "mouse-target-changed", - G_CALLBACK(hover_web_view), c); - g_signal_connect(G_OBJECT(c->web_view), "web-process-crashed", - G_CALLBACK(crashed_web_view), c); - - if (cfg.user_agent != NULL) - g_object_set(G_OBJECT(webkit_web_view_get_settings(WEBKIT_WEB_VIEW(c->web_view))), - "user-agent", cfg.user_agent, NULL); - - if (cfg.enable_console_to_stdout) - webkit_settings_set_enable_write_console_messages_to_stdout(webkit_web_view_get_settings(WEBKIT_WEB_VIEW(c->web_view)), TRUE); - - webkit_settings_set_enable_developer_extras(webkit_web_view_get_settings(WEBKIT_WEB_VIEW(c->web_view)), TRUE); - - c->location = gtk_entry_new(); - g_signal_connect(G_OBJECT(c->location), "key-press-event", - G_CALLBACK(key_location), c); - g_signal_connect(G_OBJECT(c->location), "icon-release", - G_CALLBACK(icon_location), c); - /* XXX This is a workaround. Setting this to NULL (which is done in - * grab_feeds_finished() if no feed has been detected) adds a little - * padding left of the text. Not sure why. The point of this call - * right here is to have that padding right from the start. This - * avoids a graphical artifact. */ - gtk_entry_set_icon_from_icon_name(GTK_ENTRY(c->location), - GTK_ENTRY_ICON_PRIMARY, - NULL); - - c->vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0); - gtk_box_pack_start(GTK_BOX(c->vbox), c->location, FALSE, FALSE, 0); - gtk_box_pack_start(GTK_BOX(c->vbox), c->web_view, TRUE, TRUE, 0); - gtk_container_set_focus_child(GTK_CONTAINER(c->vbox), c->web_view); - - c->tabicon = gtk_image_new_from_icon_name("text-html", GTK_ICON_SIZE_SMALL_TOOLBAR); - - c->tablabel = gtk_label_new(__NAME__); - gtk_label_set_ellipsize(GTK_LABEL(c->tablabel), PANGO_ELLIPSIZE_END); - gtk_label_set_width_chars(GTK_LABEL(c->tablabel), cfg.tab_width_chars); - gtk_widget_set_has_tooltip(c->tablabel, TRUE); - - /* XXX I don't own a HiDPI screen, so I don't know if scale_factor - * does the right thing. */ - tabbox = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, - 5 * gtk_widget_get_scale_factor(mw.win)); - gtk_box_pack_start(GTK_BOX(tabbox), c->tabicon, FALSE, FALSE, 0); - gtk_box_pack_start(GTK_BOX(tabbox), c->tablabel, TRUE, TRUE, 0); - - evbox = gtk_event_box_new(); - gtk_container_add(GTK_CONTAINER(evbox), tabbox); - g_signal_connect(G_OBJECT(evbox), "button-release-event", - G_CALLBACK(key_tablabel), c); - - gtk_widget_add_events(evbox, GDK_SCROLL_MASK); - g_signal_connect(G_OBJECT(evbox), "scroll-event", - G_CALLBACK(key_tablabel), c); - - /* For easy access, store a reference to our label. */ - g_object_set_data(G_OBJECT(evbox), "lariza-tab-label", c->tablabel); - - /* This only shows the event box and the label inside, nothing else. - * Needed because the evbox/label is "internal" to the notebook and - * not part of the normal "widget tree" (IIUC). */ - gtk_widget_show_all(evbox); - - gtk_notebook_insert_page(GTK_NOTEBOOK(mw.notebook), c->vbox, evbox, - gtk_notebook_get_current_page(GTK_NOTEBOOK(mw.notebook)) + 1); - gtk_notebook_set_tab_reorderable(GTK_NOTEBOOK(mw.notebook), c->vbox, TRUE); - - if (show) - show_web_view(NULL, c); - else - g_signal_connect(G_OBJECT(c->web_view), "ready-to-show", - G_CALLBACK(show_web_view), c); - - if (uri != NULL) { - f = ensure_uri_scheme(uri); - webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), f); - g_free(f); - } - - clients++; - - return WEBKIT_WEB_VIEW(c->web_view); -} - -WebKitWebView * -client_new_request(WebKitWebView *web_view, - WebKitNavigationAction *navigation_action, gpointer data) -{ - return client_new(NULL, web_view, FALSE, FALSE); -} - -void -cooperation_setup(void) -{ - GIOChannel *towatch; - gchar *fifofilename, *fifopath; - - fifofilename = g_strdup_printf("%s-%s", __NAME__".fifo", cfg.fifo_suffix); - fifopath = g_build_filename(g_get_user_runtime_dir(), fifofilename, NULL); - g_free(fifofilename); - - if (!g_file_test(fifopath, G_FILE_TEST_EXISTS)) - mkfifo(fifopath, 0600); - - cooperative_pipe_fp = open(fifopath, O_WRONLY | O_NONBLOCK); - if (!cooperative_pipe_fp) { - fprintf(stderr, __NAME__": Can't open FIFO at all.\n"); - } else { - if (write(cooperative_pipe_fp, "", 0) == -1) { - /* Could not do an empty write to the FIFO which means there's - * no one listening. */ - close(cooperative_pipe_fp); - towatch = g_io_channel_new_file(fifopath, "r+", NULL); - g_io_add_watch(towatch, G_IO_IN, (GIOFunc)remote_msg, NULL); - } else { - cfg.cooperative_alone = FALSE; - } - } - - g_free(fifopath); -} - -void -changed_download_progress(GObject *obj, GParamSpec *pspec, gpointer data) -{ - WebKitDownload *download = WEBKIT_DOWNLOAD(obj); - WebKitURIResponse *resp; - GtkToolItem *tb = GTK_TOOL_ITEM(data); - gdouble p, size_mb; - const gchar *uri; - gchar *t, *filename, *base; - - p = webkit_download_get_estimated_progress(download); - p = p > 1 ? 1 : p; - p = p < 0 ? 0 : p; - p *= 100; - resp = webkit_download_get_response(download); - size_mb = webkit_uri_response_get_content_length(resp) / 1e6; - - uri = webkit_download_get_destination(download); - filename = g_filename_from_uri(uri, NULL, NULL); - if (filename == NULL) { - /* This really should not happen because WebKit uses that URI to - * write to a file... */ - fprintf(stderr, __NAME__": Could not construct file name from URI!\n"); - t = g_strdup_printf("%s (%.0f%% of %.1f MB)", - webkit_uri_response_get_uri(resp), p, size_mb); - } else { - base = g_path_get_basename(filename); - t = g_strdup_printf("%s (%.0f%% of %.1f MB)", base, p, size_mb); - g_free(filename); - g_free(base); - } - gtk_tool_button_set_label(GTK_TOOL_BUTTON(tb), t); - g_free(t); -} - -void -changed_load_progress(GObject *obj, GParamSpec *pspec, gpointer data) -{ - struct Client *c = (struct Client *)data; - gdouble p; - gchar *grab_feeds = - "a = document.querySelectorAll('" - " html > head > link[rel=\"alternate\"][href][type=\"application/atom+xml\"]," - " html > head > link[rel=\"alternate\"][href][type=\"application/rss+xml\"]" - "');" - "if (a.length == 0)" - " null;" - "else" - "{" - " out = '';" - " for (i = 0; i < a.length; i++)" - " {" - " url = encodeURIComponent(a[i].href);" - " if ('title' in a[i] && a[i].title != '')" - " title = encodeURIComponent(a[i].title);" - " else" - " title = url;" - " out += '
  • ' + title + '
    • ';" - " }" - " out;" - "}"; - - - p = webkit_web_view_get_estimated_load_progress(WEBKIT_WEB_VIEW(c->web_view)); - if (p == 1) { - p = 0; - - /* The page has loaded fully. We now run the short JavaScript - * snippet above that operates on the DOM. It tries to grab all - * occurences of , i.e. RSS/Atom feed - * references. */ - webkit_web_view_run_javascript(WEBKIT_WEB_VIEW(c->web_view), - grab_feeds, NULL, - grab_feeds_finished, c); - - run_user_scripts(WEBKIT_WEB_VIEW(c->web_view)); - } - gtk_entry_set_progress_fraction(GTK_ENTRY(c->location), p); -} - -void -changed_favicon(GObject *obj, GParamSpec *pspec, gpointer data) -{ - struct Client *c = (struct Client *)data; - cairo_surface_t *f; - int w, h, w_should, h_should; - GdkPixbuf *pb, *pb_scaled; - - f = webkit_web_view_get_favicon(WEBKIT_WEB_VIEW(c->web_view)); - if (f == NULL) { - gtk_image_set_from_icon_name(GTK_IMAGE(c->tabicon), "text-html", - GTK_ICON_SIZE_SMALL_TOOLBAR); - } else { - w = cairo_image_surface_get_width(f); - h = cairo_image_surface_get_height(f); - pb = gdk_pixbuf_get_from_surface(f, 0, 0, w, h); - if (pb != NULL) { - w_should = 16 * gtk_widget_get_scale_factor(c->tabicon); - h_should = 16 * gtk_widget_get_scale_factor(c->tabicon); - pb_scaled = gdk_pixbuf_scale_simple(pb, w_should, h_should, - GDK_INTERP_BILINEAR); - gtk_image_set_from_pixbuf(GTK_IMAGE(c->tabicon), pb_scaled); - - g_object_unref(pb_scaled); - g_object_unref(pb); - } - } -} - -void -changed_title(GObject *obj, GParamSpec *pspec, gpointer data) -{ - const gchar *t, *u; - struct Client *c = (struct Client *)data; - - u = webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view)); - t = webkit_web_view_get_title(WEBKIT_WEB_VIEW(c->web_view)); - - u = u == NULL ? __NAME__ : u; - u = u[0] == 0 ? __NAME__ : u; - - t = t == NULL ? u : t; - t = t[0] == 0 ? u : t; - - gchar *name = malloc(strlen(t) + 4); - gchar *muted = (webkit_web_view_get_is_muted(WEBKIT_WEB_VIEW(c->web_view))) - ? "[m] " : ""; - sprintf(name, "%s%s", muted, t); - - gtk_label_set_text(GTK_LABEL(c->tablabel), name); - g_free(name); - gtk_widget_set_tooltip_text(c->tablabel, t); - mainwindow_title(gtk_notebook_get_current_page(GTK_NOTEBOOK(mw.notebook))); -} - -void -changed_uri(GObject *obj, GParamSpec *pspec, gpointer data) -{ - const gchar *t; - struct Client *c = (struct Client *)data; - FILE *fp; - - t = webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view)); - - /* When a web process crashes, we get a "notify::uri" signal, but we - * can no longer read a meaningful URI. It's just an empty string - * now. Not updating the location bar in this scenario is important, - * because we would override the "WEB PROCESS CRASHED" message. */ - if (t != NULL && strlen(t) > 0) { - gtk_entry_set_text(GTK_ENTRY(c->location), t); - - if (cfg.history_file != NULL) { - fp = fopen(cfg.history_file, "a"); - if (fp != NULL) { - fprintf(fp, "%s\n", t); - fclose(fp); - } else { - perror(__NAME__": Error opening history file"); - } - } - } -} - -gboolean -crashed_web_view(WebKitWebView *web_view, gpointer data) -{ - gchar *t; - struct Client *c = (struct Client *)data; - - t = g_strdup_printf("WEB PROCESS CRASHED: %s", - webkit_web_view_get_uri(WEBKIT_WEB_VIEW(web_view))); - gtk_entry_set_text(GTK_ENTRY(c->location), t); - g_free(t); - - return TRUE; -} - -gboolean -decide_policy(WebKitWebView *web_view, WebKitPolicyDecision *decision, - WebKitPolicyDecisionType type, gpointer data) -{ - WebKitResponsePolicyDecision *r; - - switch (type) { - case WEBKIT_POLICY_DECISION_TYPE_RESPONSE: - r = WEBKIT_RESPONSE_POLICY_DECISION(decision); - if (!webkit_response_policy_decision_is_mime_type_supported(r)) - webkit_policy_decision_download(decision); - else - webkit_policy_decision_use(decision); - break; - default: - /* Use whatever default there is. */ - return FALSE; - } - return TRUE; -} - -void -download_finished(WebKitDownload *download, gpointer data) -{ - if (strcmp(gtk_tool_button_get_icon_name(GTK_TOOL_BUTTON(data)), - "dialog-error") != 0) - gtk_tool_button_set_icon_name(GTK_TOOL_BUTTON(data), "emblem-downloads"); - downloads--; -} - -void -download_start(WebKitWebView *web_view, WebKitDownload *download, - gpointer data) -{ - g_signal_connect(G_OBJECT(download), "decide-destination", - G_CALLBACK(download_handle), data); -} - -gboolean -download_handle(WebKitDownload *download, gchar *suggested_filename, - gpointer data) -{ - gchar *sug_clean, *path, *path2 = NULL, *uri; - GtkToolItem *tb; - int suffix = 1; - size_t i; - - sug_clean = g_strdup(suggested_filename); - for (i = 0; i < strlen(sug_clean); i++) - if (sug_clean[i] == G_DIR_SEPARATOR) - sug_clean[i] = '_'; - - path = g_build_filename(cfg.download_dir, sug_clean, NULL); - path2 = g_strdup(path); - while (g_file_test(path2, G_FILE_TEST_EXISTS) && suffix < 1000) { - g_free(path2); - - path2 = g_strdup_printf("%s.%d", path, suffix); - suffix++; - } - - if (suffix == 1000) { - fprintf(stderr, __NAME__": Suffix reached limit for download.\n"); - webkit_download_cancel(download); - } else { - uri = g_filename_to_uri(path2, NULL, NULL); - webkit_download_set_destination(download, uri); - g_free(uri); - - tb = gtk_tool_button_new(NULL, NULL); - gtk_tool_button_set_icon_name(GTK_TOOL_BUTTON(tb), "network-receive"); - gtk_tool_button_set_label(GTK_TOOL_BUTTON(tb), sug_clean); - gtk_toolbar_insert(GTK_TOOLBAR(dm.toolbar), tb, 0); - gtk_widget_show_all(dm.win); - - g_signal_connect(G_OBJECT(download), "notify::estimated-progress", - G_CALLBACK(changed_download_progress), tb); - - downloads++; - g_signal_connect(G_OBJECT(download), "finished", - G_CALLBACK(download_finished), tb); - - g_object_ref(download); - - struct DownloadItem *payload = malloc(sizeof(*payload)); - payload->tb = (GtkToolButton *)tb; - payload->download = download; - g_signal_connect(G_OBJECT(tb), "clicked", G_CALLBACK(download_click), - payload); - g_signal_connect(G_OBJECT(tb), "failed", G_CALLBACK(download_cancel), - payload); - g_signal_connect(G_OBJECT(tb), "destroy_event", G_CALLBACK(g_free), - payload); - } - - g_free(sug_clean); - g_free(path); - g_free(path2); - - /* Propagate -- to whom it may concern. */ - return FALSE; -} - -void -download_cancel(GtkMenuItem *tb, gpointer data) -{ - struct DownloadItem *payload = data; - gtk_tool_button_set_icon_name(GTK_TOOL_BUTTON(payload->tb), "dialog-error"); - webkit_download_cancel(payload->download); -} - -void -download_remove(GtkMenuItem *tb, gpointer data) -{ - struct DownloadItem *payload = data; - g_object_unref(payload->download); - gtk_widget_destroy(GTK_WIDGET(payload->tb)); -} - -void -download_copy_url(GtkMenuItem *tb, gpointer data) -{ - struct DownloadItem *payload = data; - WebKitURIRequest *req = webkit_download_get_request(payload->download); - const gchar *uri = webkit_uri_request_get_uri(req); - gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), uri, - strlen(uri)); -} - -void -download_copy_path(GtkMenuItem *tb, gpointer data) -{ - struct DownloadItem *payload = data; - const gchar *path = webkit_download_get_destination(payload->download); - gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), path + 7, - strlen(path) - 7); // Offset by 7 to remove "file://" -} - -void -download_click(GtkToolButton *tb, gpointer data) -{ - GtkWidget *pmenu = gtk_menu_new(); - GtkWidget *option; - - if (strcmp(gtk_tool_button_get_icon_name(GTK_TOOL_BUTTON(tb)), - "network-receive") == 0) { - option = gtk_menu_item_new_with_label("Cancel download"); - g_signal_connect(G_OBJECT(option), "activate", - G_CALLBACK(download_cancel), data); - } else { - option = gtk_menu_item_new_with_label("Remove download"); - g_signal_connect(G_OBJECT(option), "activate", - G_CALLBACK(download_remove), data); - } - gtk_widget_show(option); - gtk_menu_shell_append(GTK_MENU_SHELL(pmenu), option); - - option = gtk_menu_item_new_with_label("Copy download URL"); - gtk_widget_show(option); - gtk_menu_shell_append(GTK_MENU_SHELL(pmenu), option); - g_signal_connect(G_OBJECT(option), "activate", - G_CALLBACK(download_copy_url), data); - - option = gtk_menu_item_new_with_label("Copy local path"); - gtk_widget_show(option); - gtk_menu_shell_append(GTK_MENU_SHELL(pmenu), option); - g_signal_connect(G_OBJECT(option), "activate", - G_CALLBACK(download_copy_path), data); - - gtk_menu_popup_at_pointer(GTK_MENU(pmenu), NULL); -} - -gboolean -downloadmanager_delete(GtkWidget *obj, gpointer data) -{ - if (!quit_if_nothing_active()) - gtk_widget_hide(dm.win); - - return TRUE; -} - -void -downloadmanager_setup(void) -{ - dm.win = gtk_window_new(GTK_WINDOW_TOPLEVEL); - gtk_window_set_type_hint(GTK_WINDOW(dm.win), GDK_WINDOW_TYPE_HINT_DIALOG); - gtk_window_set_default_size(GTK_WINDOW(dm.win), 500, 250); - gtk_window_set_title(GTK_WINDOW(dm.win), __NAME__" - Download Manager"); - g_signal_connect(G_OBJECT(dm.win), "delete-event", - G_CALLBACK(downloadmanager_delete), NULL); - g_signal_connect(G_OBJECT(dm.win), "key-press-event", - G_CALLBACK(key_downloadmanager), NULL); - - dm.toolbar = gtk_toolbar_new(); - gtk_orientable_set_orientation(GTK_ORIENTABLE(dm.toolbar), - GTK_ORIENTATION_VERTICAL); - gtk_toolbar_set_style(GTK_TOOLBAR(dm.toolbar), GTK_TOOLBAR_BOTH_HORIZ); - gtk_toolbar_set_show_arrow(GTK_TOOLBAR(dm.toolbar), FALSE); - - dm.scroll = gtk_scrolled_window_new(NULL, NULL); - gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(dm.scroll), - GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC); - gtk_container_add(GTK_CONTAINER(dm.scroll), dm.toolbar); - - gtk_container_add(GTK_CONTAINER(dm.win), dm.scroll); -} - -gchar * -ensure_uri_scheme(const gchar *t) -{ - gchar *f, *fabs; - - f = g_ascii_strdown(t, -1); - if (!g_str_has_prefix(f, "http:") && - !g_str_has_prefix(f, "https:") && - !g_str_has_prefix(f, "file:") && - !g_str_has_prefix(f, "about:") && - !g_str_has_prefix(f, "data:") && - !g_str_has_prefix(f, "webkit:")) { - g_free(f); - fabs = realpath(t, NULL); - if (fabs != NULL) { - f = g_strdup_printf("file://%s", fabs); - free(fabs); - } else { - f = g_strdup_printf("http://%s", t); - } - return f; - } else - return g_strdup(t); -} - -void -get_config(void) -{ - cfg.accepted_language[0] = NULL; - cfg.accepted_language[1] = NULL; - cfg.cooperative_alone = TRUE; - cfg.cooperative_alone = TRUE; - cfg.fifo_suffix = "main"; - - const char *e = g_getenv(__NAME_UPPERCASE__"_FIFO_SUFFIX"); - if (e != NULL) - cfg.fifo_suffix = g_strdup(e); - - char *xdg_down = getenv("XDG_DOWNLOAD_DIR"); - cfg.download_dir = (xdg_down) ? xdg_down : "/var/tmp"; - - config = get_ini(); - cfg.accepted_language[0] = g_key_file_get_string(config, "browser", - "accepted_language", NULL); - cfg.history_file = g_key_file_get_string(config, "browser", "history_file", - NULL); - cfg.home_uri = g_key_file_get_string(config, "browser", "homepage", NULL); - cfg.home_uri = (cfg.home_uri) ? cfg.home_uri : "about:blank"; - cfg.enable_console_to_stdout = g_key_file_get_boolean(config, "browser", - "console_to_stdout", - NULL); - cfg.user_agent = g_key_file_get_string(config, "browser", "user_agent", NULL); - cfg.javascript_disabled = g_key_file_get_boolean(config, "browser", - "javascript_disabled", NULL); - char *input_cookie_policy = g_key_file_get_string(config, "browser", - "cookie_policy", NULL); - cfg.cookie_policy = WEBKIT_COOKIE_POLICY_ACCEPT_NO_THIRD_PARTY; - if (input_cookie_policy) { - if (strcmp(input_cookie_policy, "all") == 0) { - cfg.cookie_policy = WEBKIT_COOKIE_POLICY_ACCEPT_ALWAYS; - } else if (strcmp(input_cookie_policy, "none") == 0) { - cfg.cookie_policy = WEBKIT_COOKIE_POLICY_ACCEPT_NEVER; - } - } - - cfg.tab_width_chars = g_key_file_get_integer(config, "ui", "tab_width", NULL); - cfg.tab_width_chars = (cfg.tab_width_chars) ? cfg.tab_width_chars : 20; - cfg.global_zoom = g_key_file_get_double(config, "ui", "zoom_level", NULL); - cfg.global_zoom = (cfg.global_zoom) ? cfg.global_zoom : 1.0; - cfg.search_engine = g_key_file_get_string(config, "ui", "search_engine", - NULL); - cfg.search_engine = (cfg.search_engine) ? cfg.search_engine : - "https://duckduckgo.com?q="; - cfg.spellcheck_disabled = g_key_file_get_boolean(config, "ui", - "spellcheck_disabled", NULL); - cfg.spellcheck_language = g_key_file_get_string(config, "ui", - "spellcheck_language", - NULL); - cfg.spellcheck_language = (cfg.spellcheck_language) ? cfg.spellcheck_language - : "en_US"; -} - -void -grab_feeds_finished(GObject *object, GAsyncResult *result, gpointer data) -{ - struct Client *c = (struct Client *)data; - WebKitJavascriptResult *js_result; - JSCValue *value; - JSCException *exception; - GError *err = NULL; - gchar *str_value; - - g_free(c->feed_html); - c->feed_html = NULL; - - /* This was taken almost verbatim from the example in WebKit's - * documentation: - * - * https://webkitgtk.org/reference/webkit2gtk/stable/WebKitWebView.html#webkit-web-view-run-javascript-finish */ - - js_result = webkit_web_view_run_javascript_finish(WEBKIT_WEB_VIEW(object), - result, &err); - if (!js_result) { - fprintf(stderr, __NAME__": Error running javascript: %s\n", err->message); - g_error_free(err); - return; - } - - value = webkit_javascript_result_get_js_value(js_result); - if (jsc_value_is_string(value)) { - str_value = jsc_value_to_string(value); - exception = jsc_context_get_exception(jsc_value_get_context(value)); - if (exception != NULL) { - fprintf(stderr, __NAME__": Error running javascript: %s\n", - jsc_exception_get_message(exception)); - } else { - c->feed_html = str_value; - } - - gtk_entry_set_icon_from_icon_name(GTK_ENTRY(c->location), - GTK_ENTRY_ICON_PRIMARY, - "application-rss+xml-symbolic"); - gtk_entry_set_icon_activatable(GTK_ENTRY(c->location), - GTK_ENTRY_ICON_PRIMARY, - TRUE); - } else { - gtk_entry_set_icon_from_icon_name(GTK_ENTRY(c->location), - GTK_ENTRY_ICON_PRIMARY, - NULL); - } - - webkit_javascript_result_unref(js_result); -} - -void -hover_web_view(WebKitWebView *web_view, WebKitHitTestResult *ht, guint modifiers, - gpointer data) -{ - struct Client *c = (struct Client *)data; - const char *to_show; - - g_free(c->hover_uri); - - if (webkit_hit_test_result_context_is_link(ht)) { - to_show = webkit_hit_test_result_get_link_uri(ht); - c->hover_uri = g_strdup(to_show); - } else { - to_show = webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view)); - c->hover_uri = NULL; - } - - if (!gtk_widget_is_focus(c->location)) - gtk_entry_set_text(GTK_ENTRY(c->location), to_show); -} - -void -icon_location(GtkEntry *entry, GtkEntryIconPosition icon_pos, GdkEvent *event, - gpointer data) -{ - struct Client *c = (struct Client *)data; - gchar *d; - gchar *data_template = - "data:text/html," - "" - "" - " " - " " - " Feeds" - " " - " " - "

    Feeds found on this page:

    " - "
      " - " %s" - "
    " - " " - ""; - - if (c->feed_html != NULL) - { - /* What we're actually trying to do is show a simple HTML page - * that lists all the feeds on the current page. The function - * webkit_web_view_load_html() looks like the proper way to do - * that. Sad thing is, it doesn't create a history entry, but - * instead simply replaces the content of the current page. This - * is not what we want. - * - * RFC 2397 [0] defines the data URI scheme [1]. We abuse this - * mechanism to show my custom HTML snippet *and* create a - * history entry. - * - * [0]: https://tools.ietf.org/html/rfc2397 - * [1]: https://en.wikipedia.org/wiki/Data_URI_scheme */ - d = g_strdup_printf(data_template, c->feed_html); - webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), d); - g_free(d); - } -} - -void -init_default_web_context(void) -{ - gchar *p; - WebKitWebContext *wc; - WebKitCookieManager *cm; - - wc = webkit_web_context_get_default(); - - p = g_build_filename(g_get_user_config_dir(), __NAME__, "adblock", NULL); - webkit_web_context_set_sandbox_enabled(wc, TRUE); - webkit_web_context_add_path_to_sandbox(wc, p, TRUE); - g_free(p); - - webkit_web_context_set_process_model(wc, - WEBKIT_PROCESS_MODEL_MULTIPLE_SECONDARY_PROCESSES); - - p = g_build_filename(g_get_user_data_dir(), __NAME__, "web_extensions", - NULL); - webkit_web_context_set_web_extensions_directory(wc, p); - g_free(p); - - if (cfg.accepted_language[0] != NULL) - webkit_web_context_set_preferred_languages(wc, cfg.accepted_language); - - g_signal_connect(G_OBJECT(wc), "download-started", - G_CALLBACK(download_start), NULL); - - trust_user_certs(wc); - - cm = webkit_web_context_get_cookie_manager(wc); - webkit_cookie_manager_set_accept_policy(cm, cfg.cookie_policy); - - webkit_web_context_set_favicon_database_directory(wc, NULL); - webkit_cookie_manager_set_persistent_storage(cm, - g_build_filename("/", - g_get_user_cache_dir(), - __NAME__, - "cookies.db", - NULL), - WEBKIT_COOKIE_PERSISTENT_STORAGE_SQLITE); - - const gchar * const languages[2] = {(const gchar *)cfg.spellcheck_language, - NULL}; - webkit_web_context_set_spell_checking_languages(wc, languages); - webkit_web_context_set_spell_checking_enabled(wc, !cfg.spellcheck_disabled); -} - -void -search(gpointer data, gint direction) -{ - struct Client *c = (struct Client *)data; - WebKitWebView *web_view = WEBKIT_WEB_VIEW(c->web_view); - WebKitFindController *fc = webkit_web_view_get_find_controller(web_view); - - if (search_text == NULL) - return; - - switch (direction) { - case 0: - webkit_find_controller_search(fc, search_text, - WEBKIT_FIND_OPTIONS_CASE_INSENSITIVE | - WEBKIT_FIND_OPTIONS_WRAP_AROUND, - G_MAXUINT); - break; - case 1: - webkit_find_controller_search_next(fc); - break; - case -1: - webkit_find_controller_search_previous(fc); - break; - case 2: - webkit_find_controller_search_finish(fc); - break; - } -} - -void -search_init(struct Client *c, int direction) -{ - gtk_widget_grab_focus(c->location); - const gchar *contents = gtk_entry_get_text(GTK_ENTRY(c->location)); - if (strcspn(contents, "s/")) { - gtk_entry_set_text(GTK_ENTRY(c->location), "s/"); - } - gtk_editable_set_position(GTK_EDITABLE(c->location), -1); - search(c, 0); - search(c, -1); - search(c, direction); -} - -int -def_key(char *key, unsigned int def) -{ - char *conf = g_key_file_get_string(config, "keybindings", key, NULL); - return (conf) ? gdk_keyval_from_name((conf) ? conf : NULL) : def; -} - -gboolean -key_common(GtkWidget *widget, GdkEvent *event, gpointer data) -{ - struct Client *c = (struct Client *)data; - gdouble now; - gchar *f; - - if (event->type == GDK_KEY_PRESS) { - if (((GdkEventKey *)event)->state & GDK_CONTROL_MASK) { - WebKitSettings *settings = webkit_web_view_get_settings(WEBKIT_WEB_VIEW(c->web_view)); - gboolean js = webkit_settings_get_enable_javascript(settings); - int key = ((GdkEventKey *)event)->keyval; - if (def_key("download_manager", GDK_KEY_y) == key) { - gtk_widget_show_all(dm.win); - return TRUE; - } else if (def_key("history_back", GDK_KEY_h) == key) { - webkit_web_view_go_back(WEBKIT_WEB_VIEW(c->web_view)); - return TRUE; - } else if (def_key("history_forwards", GDK_KEY_l) == key) { - webkit_web_view_go_forward(WEBKIT_WEB_VIEW(c->web_view)); - return TRUE; - } else if (def_key("location", GDK_KEY_t) == key) { - gtk_widget_grab_focus(c->location); - const char *uri = webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view)); - const char *goal = (uri) ? uri : "https://"; - gtk_entry_set_text(GTK_ENTRY(c->location), goal); - gtk_editable_set_position(GTK_EDITABLE(c->location), -1); - return TRUE; - } else if (def_key("print", GDK_KEY_Print) == key) { - webkit_print_operation_run_dialog(webkit_print_operation_new(WEBKIT_WEB_VIEW(c->web_view)), - GTK_WINDOW(gtk_widget_get_toplevel(mw.win))); - return TRUE; - } else if (def_key("quit", GDK_KEY_g) == key) { - search(c, 2); - gtk_widget_grab_focus(c->web_view); - gtk_entry_set_text(GTK_ENTRY(c->location), - webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view))); - webkit_web_view_run_javascript(WEBKIT_WEB_VIEW(c->web_view), - "window.getSelection().removeAllRanges();" - "document.activeElement.blur();", - NULL, NULL, c); - return TRUE; - } else if (def_key("reload", GDK_KEY_e) == key) { - webkit_web_view_reload_bypass_cache(WEBKIT_WEB_VIEW(c->web_view)); - return TRUE; - } else if (def_key("scroll_line_down", GDK_KEY_j) == key) { - for (int i = 0; i < 2; i++) { - event->key.keyval = GDK_KEY_Down; - gdk_event_put(event); - } - return TRUE; - } else if (def_key("scroll_line_up", GDK_KEY_k) == key) { - event->key.keyval = GDK_KEY_Up; - gdk_event_put(event); - return TRUE; - } else if (def_key("scroll_page_down", GDK_KEY_f) == key) { - event->key.keyval = GDK_KEY_Page_Down; - gdk_event_put(event); - return TRUE; - } else if (def_key("scroll_page_up", GDK_KEY_b) == key) { - event->key.keyval = GDK_KEY_Page_Up; - gdk_event_put(event); - return TRUE; - } else if (def_key("search_forwards", GDK_KEY_s) == key) { - search_init(c, 1); - return TRUE; - } else if (def_key("search_backwards", GDK_KEY_r) == key) { - search_init(c, -1); - return TRUE; - } else if (def_key("tab_close", GDK_KEY_q) == key) { - client_destroy(NULL, c); - return TRUE; - } else if (def_key("tab_switch_1", GDK_KEY_1) == key) { - gtk_notebook_set_current_page(GTK_NOTEBOOK(mw.notebook), 0); - return TRUE; - } else if (def_key("tab_switch_2", GDK_KEY_2) == key) { - gtk_notebook_set_current_page(GTK_NOTEBOOK(mw.notebook), 1); - return TRUE; - } else if (def_key("tab_switch_3", GDK_KEY_3) == key) { - gtk_notebook_set_current_page(GTK_NOTEBOOK(mw.notebook), 2); - return TRUE; - } else if (def_key("tab_switch_4", GDK_KEY_4) == key) { - gtk_notebook_set_current_page(GTK_NOTEBOOK(mw.notebook), 3); - return TRUE; - } else if (def_key("tab_switch_5", GDK_KEY_5) == key) { - gtk_notebook_set_current_page(GTK_NOTEBOOK(mw.notebook), 4); - return TRUE; - } else if (def_key("tab_switch_6", GDK_KEY_6) == key) { - gtk_notebook_set_current_page(GTK_NOTEBOOK(mw.notebook), 5); - return TRUE; - } else if (def_key("tab_switch_7", GDK_KEY_7) == key) { - gtk_notebook_set_current_page(GTK_NOTEBOOK(mw.notebook), 6); - return TRUE; - } else if (def_key("tab_switch_8", GDK_KEY_8) == key) { - gtk_notebook_set_current_page(GTK_NOTEBOOK(mw.notebook), 7); - return TRUE; - } else if (def_key("tab_switch_9", GDK_KEY_9) == key) { - gtk_notebook_set_current_page(GTK_NOTEBOOK(mw.notebook), 8); - return TRUE; - } else if (def_key("tab_previous", GDK_KEY_u) == key) { - gtk_notebook_prev_page(GTK_NOTEBOOK(mw.notebook)); - return TRUE; - } else if (def_key("tab_mute", GDK_KEY_m) == key) { - gboolean muted = - webkit_web_view_get_is_muted(WEBKIT_WEB_VIEW(c->web_view)); - webkit_web_view_set_is_muted(WEBKIT_WEB_VIEW(c->web_view), !muted); - changed_title(G_OBJECT(c->web_view), NULL, c); - return TRUE; - } else if (def_key("tab_new", GDK_KEY_w) == key) { - f = ensure_uri_scheme(cfg.home_uri); - client_new(f, NULL, TRUE, TRUE); - g_free(f); - return TRUE; - } else if (def_key("tab_next", GDK_KEY_i) == key) { - gtk_notebook_next_page(GTK_NOTEBOOK(mw.notebook)); - return TRUE; - } else if (def_key("toggle_js", GDK_KEY_o) == key) { - webkit_settings_set_enable_javascript(settings, (js) ? FALSE : TRUE); - webkit_web_view_set_settings(WEBKIT_WEB_VIEW(c->web_view), settings); - return TRUE; - } else if (def_key("web_search", GDK_KEY_d) == key) { - gtk_widget_grab_focus(c->location); - gtk_entry_set_text(GTK_ENTRY(c->location), "w/"); - gtk_editable_set_position(GTK_EDITABLE(c->location), -1); - return TRUE; - } else if (def_key("zoom_in", GDK_KEY_equal) == key) { - now = webkit_web_view_get_zoom_level(WEBKIT_WEB_VIEW(c->web_view)); - webkit_web_view_set_zoom_level(WEBKIT_WEB_VIEW(c->web_view), now + 0.1); - return TRUE; - } else if (def_key("zoom_out", GDK_KEY_minus) == key) { - now = webkit_web_view_get_zoom_level(WEBKIT_WEB_VIEW(c->web_view)); - webkit_web_view_set_zoom_level(WEBKIT_WEB_VIEW(c->web_view), now - 0.1); - return TRUE; - } else if (def_key("zoom_reset", GDK_KEY_0) == key) { - webkit_web_view_set_zoom_level(WEBKIT_WEB_VIEW(c->web_view), - cfg.global_zoom); - return TRUE; - } - } - } - return FALSE; -} - -gboolean -key_downloadmanager(GtkWidget *widget, GdkEvent *event, gpointer data) -{ - if (event->type == GDK_KEY_PRESS) { - if (((GdkEventKey *)event)->state & GDK_CONTROL_MASK) { - int key = ((GdkEventKey *)event)->keyval; - if ((def_key("close_tab", GDK_KEY_q) == key) || - (def_key("download_manager", GDK_KEY_y) == key)) { - downloadmanager_delete(dm.win, NULL); - return TRUE; - } - } - } - - return FALSE; -} - -gboolean -key_location(GtkWidget *widget, GdkEvent *event, gpointer data) -{ - struct Client *c = (struct Client *)data; - const gchar *t; - gchar *f; - - if (key_common(widget, event, data)) - return TRUE; - - if (event->type == GDK_KEY_PRESS) { - int key = ((GdkEventKey *)event)->keyval; - if ((GDK_KEY_KP_Enter == key) || (GDK_KEY_Return == key)) { - gtk_widget_grab_focus(c->web_view); - t = gtk_entry_get_text(GTK_ENTRY(c->location)); - if (t != NULL && t[0] == 's' && t[1] == '/') { - if (search_text != NULL) - g_free(search_text); - search_text = g_strdup(t + 2); - search(c, 0); - } else if (t != NULL && t[0] == 'w' && t[1] == '/') { - const char *engine = cfg.search_engine; - int len = strlen(engine) + strlen(t) - 2; - char *f = (char *) malloc(len); - snprintf(f, len + 1, "%s%s", engine, t + 2); - webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), f); - free(f); - } else { - f = ensure_uri_scheme(t); - webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), f); - g_free(f); - } - return TRUE; - } else if ((GDK_KEY_Escape == key) || - (def_key("quit", GDK_KEY_g) == key)) { - t = webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view)); - gtk_entry_set_text(GTK_ENTRY(c->location), - (t == NULL ? __NAME__ : t)); - return TRUE; - } - } - return FALSE; -} - -gboolean -key_tablabel(GtkWidget *widget, GdkEvent *event, gpointer data) -{ - GdkScrollDirection direction; - - if (event->type == GDK_BUTTON_RELEASE) { - switch (((GdkEventButton *)event)->button) { - case 2: - client_destroy(NULL, data); - return TRUE; - } - } else if (event->type == GDK_SCROLL) { - gdk_event_get_scroll_direction(event, &direction); - switch (direction) { - case GDK_SCROLL_UP: - gtk_notebook_prev_page(GTK_NOTEBOOK(mw.notebook)); - break; - case GDK_SCROLL_DOWN: - gtk_notebook_next_page(GTK_NOTEBOOK(mw.notebook)); - break; - default: - break; - } - return TRUE; - } - return FALSE; -} - -gboolean -key_web_view(GtkWidget *widget, GdkEvent *event, gpointer data) -{ - struct Client *c = (struct Client *)data; - gdouble dx, dy; - gfloat z; - - if (key_common(widget, event, data)) - return TRUE; - - if (event->type == GDK_KEY_PRESS) { - if (((GdkEventKey *)event)->keyval == GDK_KEY_Escape) { - webkit_web_view_stop_loading(WEBKIT_WEB_VIEW(c->web_view)); - gtk_entry_set_progress_fraction(GTK_ENTRY(c->location), 0); - } - } else if (event->type == GDK_BUTTON_RELEASE) { - switch (((GdkEventButton *)event)->button) { - case 2: - if (c->hover_uri != NULL) { - client_new(c->hover_uri, NULL, TRUE, FALSE); - return TRUE; - } - break; - case 8: - webkit_web_view_go_back(WEBKIT_WEB_VIEW(c->web_view)); - return TRUE; - case 9: - webkit_web_view_go_forward(WEBKIT_WEB_VIEW(c->web_view)); - return TRUE; - } - } else if (event->type == GDK_SCROLL) { - if (((GdkEventScroll *)event)->state & GDK_CONTROL_MASK || - ((GdkEventScroll *)event)->state & GDK_CONTROL_MASK) { - gdk_event_get_scroll_deltas(event, &dx, &dy); - z = webkit_web_view_get_zoom_level(WEBKIT_WEB_VIEW(c->web_view)); - z += -dy * 0.1; - z = dx != 0 ? cfg.global_zoom : z; - webkit_web_view_set_zoom_level(WEBKIT_WEB_VIEW(c->web_view), z); - return TRUE; - } - } - - return FALSE; -} - -void -mainwindow_setup(void) -{ - mw.win = gtk_window_new(GTK_WINDOW_TOPLEVEL); - gtk_window_set_default_size(GTK_WINDOW(mw.win), 800, 600); - g_signal_connect(G_OBJECT(mw.win), "destroy", gtk_main_quit, NULL); - gtk_window_set_title(GTK_WINDOW(mw.win), __NAME__); - - mw.notebook = gtk_notebook_new(); - gtk_notebook_set_scrollable(GTK_NOTEBOOK(mw.notebook), TRUE); - gtk_container_add(GTK_CONTAINER(mw.win), mw.notebook); - g_signal_connect(G_OBJECT(mw.notebook), "switch-page", - G_CALLBACK(notebook_switch_page), NULL); -} - -void -mainwindow_title(gint idx) -{ - GtkWidget *child, *widg, *tablabel; - const gchar *text; - - child = gtk_notebook_get_nth_page(GTK_NOTEBOOK(mw.notebook), idx); - if (child == NULL) - return; - - widg = gtk_notebook_get_tab_label(GTK_NOTEBOOK(mw.notebook), child); - tablabel = (GtkWidget *)g_object_get_data(G_OBJECT(widg), "lariza-tab-label"); - text = gtk_label_get_text(GTK_LABEL(tablabel)); - gtk_window_set_title(GTK_WINDOW(mw.win), text); -} - -void -notebook_switch_page(GtkNotebook *nb, GtkWidget *p, guint idx, gpointer data) -{ - mainwindow_title(idx); -} - -gboolean -quit_if_nothing_active(void) -{ - if (clients == 0) { - if (downloads == 0) { - gtk_main_quit(); - return TRUE; - } else { - gtk_widget_show_all(dm.win); - } - } - - return FALSE; -} - -gboolean -remote_msg(GIOChannel *channel, GIOCondition condition, gpointer data) -{ - gchar *uri = NULL; - - g_io_channel_read_line(channel, &uri, NULL, NULL, NULL); - if (uri) { - g_strstrip(uri); - client_new(uri, NULL, TRUE, TRUE); - g_free(uri); - } - return TRUE; -} - -void -run_user_scripts(WebKitWebView *web_view) -{ - gchar *base = NULL, *path = NULL, *contents = NULL; - const gchar *entry = NULL; - GDir *scriptdir = NULL; - - base = g_build_filename(g_get_user_data_dir(), __NAME__, "user-scripts", - NULL); - scriptdir = g_dir_open(base, 0, NULL); - if (scriptdir != NULL) { - while ((entry = g_dir_read_name(scriptdir)) != NULL) { - path = g_build_filename(base, entry, NULL); - char *jscmd = malloc(strlen(path) + 36); - sprintf(jscmd, "console.log(\"Running userscript %s\");", path); - if (g_str_has_suffix(path, ".js")) { - if (g_file_get_contents(path, &contents, NULL, NULL)) { - webkit_web_view_run_javascript(web_view, jscmd, NULL, NULL, NULL); - webkit_web_view_run_javascript(web_view, contents, NULL, NULL, NULL); - g_free(contents); - g_free(jscmd); - } - } - g_free(path); - } - g_dir_close(scriptdir); - } - - g_free(base); -} - -void -show_web_view(WebKitWebView *web_view, gpointer data) -{ - struct Client *c = (struct Client *)data; - gint idx; - - (void)web_view; - - gtk_widget_show_all(mw.win); - - if (c->focus_new_tab) { - idx = gtk_notebook_page_num(GTK_NOTEBOOK(mw.notebook), c->vbox); - if (idx != -1) - gtk_notebook_set_current_page(GTK_NOTEBOOK(mw.notebook), idx); - - gtk_widget_grab_focus(c->web_view); - } -} - -void -trust_user_certs(WebKitWebContext *wc) -{ - GTlsCertificate *cert; - const gchar *basedir, *file, *absfile; - GDir *dir; - - basedir = g_build_filename(g_get_user_data_dir(), __NAME__, "certs", NULL); - dir = g_dir_open(basedir, 0, NULL); - if (dir != NULL) { - file = g_dir_read_name(dir); - while (file != NULL) { - absfile = g_build_filename(g_get_user_data_dir(), __NAME__, "certs", - - file, NULL); - cert = g_tls_certificate_new_from_file(absfile, NULL); - if (cert == NULL) - fprintf(stderr, __NAME__": Could not load trusted cert '%s'\n", file); - else - webkit_web_context_allow_tls_certificate_for_host(wc, cert, file); - file = g_dir_read_name(dir); - } - g_dir_close(dir); - } -} - -GKeyFile * -get_ini(void) -{ - GKeyFileFlags flags = G_KEY_FILE_NONE; - g_autoptr(GError) error = NULL; - config = g_key_file_new(); - - // Load user config - if (!g_key_file_load_from_file(config, - g_build_filename(g_get_user_config_dir(), - __NAME__, "lariza.ini", - NULL), flags, &error)) { - // Load global config - if (!g_key_file_load_from_file(config, "/etc/lariza.ini", flags, - &error)) { - fprintf(stderr, "Could not load lariza.ini: %s", error->message); - } - } - return config; -} - -int -main(int argc, char **argv) -{ - int opt, i; - - gtk_init(&argc, &argv); - get_config(); - - while ((opt = getopt(argc, argv, "C")) != -1) { - switch (opt) { - case 'C': - cfg.cooperative_instances = FALSE; - break; - default: - fprintf(stderr, "Usage: "__NAME__" [OPTION]... [URI]...\n"); - exit(EXIT_FAILURE); - } - } - - if (cfg.cooperative_instances) - cooperation_setup(); - - if (!cfg.cooperative_instances || cfg.cooperative_alone) - init_default_web_context(); - - downloadmanager_setup(); - mainwindow_setup(); - - if (optind >= argc) { - client_new(cfg.home_uri, NULL, TRUE, TRUE); - } else { - for (i = optind; i < argc; i++) - client_new(argv[i], NULL, TRUE, TRUE); - } - - if (!cfg.cooperative_instances || cfg.cooperative_alone) - gtk_main(); - - exit(EXIT_SUCCESS); -} diff --git a/src/browser.c b/src/browser.c new file mode 100644 index 0000000..05a05ea --- /dev/null +++ b/src/browser.c @@ -0,0 +1,1202 @@ +#include +#include + +#include + +#include "downloads.h" + +void client_destroy(GtkWidget *, gpointer); +WebKitWebView *client_new(const gchar *, WebKitWebView *, gboolean, + gboolean); +WebKitWebView *client_new_request(WebKitWebView *, WebKitNavigationAction *, + gpointer); +void cooperation_setup(void); +void changed_load_progress(GObject *, GParamSpec *, gpointer); +void changed_favicon(GObject *, GParamSpec *, gpointer); +void changed_title(GObject *, GParamSpec *, gpointer); +void changed_uri(GObject *, GParamSpec *, gpointer); +gboolean crashed_web_view(WebKitWebView *, gpointer); +gboolean decide_policy(WebKitWebView *, WebKitPolicyDecision *, + WebKitPolicyDecisionType, gpointer); +gchar *ensure_uri_scheme(const gchar *); +void grab_environment_configuration(void); +void grab_feeds_finished(GObject *, GAsyncResult *, gpointer); +void hover_web_view(WebKitWebView *, WebKitHitTestResult *, guint, gpointer); +void icon_location(GtkEntry *, GtkEntryIconPosition, GdkEvent *, gpointer); +void init_default_web_context(void); +gboolean key_common(GtkWidget *, GdkEvent *, gpointer); +gboolean key_location(GtkWidget *, GdkEvent *, gpointer); +gboolean key_tablabel(GtkWidget *, GdkEvent *, gpointer); +gboolean key_web_view(GtkWidget *, GdkEvent *, gpointer); +void mainwindow_setup(void); +void mainwindow_title(gint); +void notebook_switch_page(GtkNotebook *, GtkWidget *, guint, gpointer); +gboolean remote_msg(GIOChannel *, GIOCondition, gpointer); +void run_user_scripts(WebKitWebView *); +void search(gpointer, gint); +void show_web_view(WebKitWebView *, gpointer); +void trust_user_certs(WebKitWebContext *); +GKeyFile *get_ini(void); +GKeyFile *config; + +struct Client +{ + gchar *external_handler_uri; + gchar *feed_html; + gchar *hover_uri; + GtkWidget *location; + GtkWidget *tabicon; + GtkWidget *tablabel; + GtkWidget *vbox; + GtkWidget *web_view; + gboolean focus_new_tab; +}; + +struct Configuration +{ + WebKitCookieAcceptPolicy cookie_policy; + const gchar *accepted_language[2]; + gboolean cooperative_alone; + gboolean cooperative_instances; + gboolean enable_console_to_stdout; + gboolean javascript_disabled; + gboolean spellcheck_disabled; + gchar *download_dir; + gchar *fifo_suffix; + gchar *history_file; + gchar *home_uri; + gchar *search_engine; + gchar *spellcheck_language; + gchar *user_agent; + gdouble global_zoom; + gint tab_width_chars; +} cfg; + +struct MainWindow +{ + GtkWidget *win; + GtkWidget *notebook; +} mw; + +gint clients = 0; +int cooperative_pipe_fp = 0; +gchar *search_text; + +void +client_destroy(GtkWidget *widget, gpointer data) +{ + struct Client *c = (struct Client *)data; + gint idx; + + g_signal_handlers_disconnect_by_func(G_OBJECT(c->web_view), + changed_load_progress, c); + + idx = gtk_notebook_page_num(GTK_NOTEBOOK(mw.notebook), c->vbox); + if (idx == -1) + fprintf(stderr, __NAME__": Tab index was -1, bamboozled\n"); + else + gtk_notebook_remove_page(GTK_NOTEBOOK(mw.notebook), idx); + + free(c); + clients--; + + quit_if_nothing_active(); +} + +WebKitWebView * +client_new(const gchar *uri, WebKitWebView *related_wv, gboolean show, + gboolean focus_tab) +{ + struct Client *c; + gchar *f; + GtkWidget *evbox, *tabbox; + + if (uri != NULL && cfg.cooperative_instances && !cfg.cooperative_alone) { + f = ensure_uri_scheme(uri); + write(cooperative_pipe_fp, f, strlen(f)); + write(cooperative_pipe_fp, "\n", 1); + g_free(f); + return NULL; + } + + c = calloc(1, sizeof(struct Client)); + if (!c) { + fprintf(stderr, __NAME__": fatal: calloc failed\n"); + exit(EXIT_FAILURE); + } + + c->focus_new_tab = focus_tab; + + if (related_wv == NULL) + c->web_view = webkit_web_view_new(); + else + c->web_view = webkit_web_view_new_with_related_view(related_wv); + + webkit_web_view_set_zoom_level(WEBKIT_WEB_VIEW(c->web_view), cfg.global_zoom); + WebKitSettings *settings = webkit_web_view_get_settings(WEBKIT_WEB_VIEW(c->web_view)); + webkit_settings_set_enable_javascript(settings, !cfg.javascript_disabled); + g_signal_connect(G_OBJECT(c->web_view), "notify::favicon", + G_CALLBACK(changed_favicon), c); + g_signal_connect(G_OBJECT(c->web_view), "notify::title", + G_CALLBACK(changed_title), c); + g_signal_connect(G_OBJECT(c->web_view), "notify::uri", + G_CALLBACK(changed_uri), c); + g_signal_connect(G_OBJECT(c->web_view), "notify::estimated-load-progress", + G_CALLBACK(changed_load_progress), c); + g_signal_connect(G_OBJECT(c->web_view), "create", + G_CALLBACK(client_new_request), NULL); + g_signal_connect(G_OBJECT(c->web_view), "close", + G_CALLBACK(client_destroy), c); + g_signal_connect(G_OBJECT(c->web_view), "decide-policy", + G_CALLBACK(decide_policy), NULL); + g_signal_connect(G_OBJECT(c->web_view), "key-press-event", + G_CALLBACK(key_web_view), c); + g_signal_connect(G_OBJECT(c->web_view), "button-release-event", + G_CALLBACK(key_web_view), c); + g_signal_connect(G_OBJECT(c->web_view), "scroll-event", + G_CALLBACK(key_web_view), c); + g_signal_connect(G_OBJECT(c->web_view), "mouse-target-changed", + G_CALLBACK(hover_web_view), c); + g_signal_connect(G_OBJECT(c->web_view), "web-process-crashed", + G_CALLBACK(crashed_web_view), c); + + if (cfg.user_agent != NULL) + g_object_set(G_OBJECT(webkit_web_view_get_settings(WEBKIT_WEB_VIEW(c->web_view))), + "user-agent", cfg.user_agent, NULL); + + if (cfg.enable_console_to_stdout) + webkit_settings_set_enable_write_console_messages_to_stdout(webkit_web_view_get_settings(WEBKIT_WEB_VIEW(c->web_view)), TRUE); + + webkit_settings_set_enable_developer_extras(webkit_web_view_get_settings(WEBKIT_WEB_VIEW(c->web_view)), TRUE); + + c->location = gtk_entry_new(); + g_signal_connect(G_OBJECT(c->location), "key-press-event", + G_CALLBACK(key_location), c); + g_signal_connect(G_OBJECT(c->location), "icon-release", + G_CALLBACK(icon_location), c); + /* XXX This is a workaround. Setting this to NULL (which is done in + * grab_feeds_finished() if no feed has been detected) adds a little + * padding left of the text. Not sure why. The point of this call + * right here is to have that padding right from the start. This + * avoids a graphical artifact. */ + gtk_entry_set_icon_from_icon_name(GTK_ENTRY(c->location), + GTK_ENTRY_ICON_PRIMARY, + NULL); + + c->vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0); + gtk_box_pack_start(GTK_BOX(c->vbox), c->location, FALSE, FALSE, 0); + gtk_box_pack_start(GTK_BOX(c->vbox), c->web_view, TRUE, TRUE, 0); + gtk_container_set_focus_child(GTK_CONTAINER(c->vbox), c->web_view); + + c->tabicon = gtk_image_new_from_icon_name("text-html", GTK_ICON_SIZE_SMALL_TOOLBAR); + + c->tablabel = gtk_label_new(__NAME__); + gtk_label_set_ellipsize(GTK_LABEL(c->tablabel), PANGO_ELLIPSIZE_END); + gtk_label_set_width_chars(GTK_LABEL(c->tablabel), cfg.tab_width_chars); + gtk_widget_set_has_tooltip(c->tablabel, TRUE); + + /* XXX I don't own a HiDPI screen, so I don't know if scale_factor + * does the right thing. */ + tabbox = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, + 5 * gtk_widget_get_scale_factor(mw.win)); + gtk_box_pack_start(GTK_BOX(tabbox), c->tabicon, FALSE, FALSE, 0); + gtk_box_pack_start(GTK_BOX(tabbox), c->tablabel, TRUE, TRUE, 0); + + evbox = gtk_event_box_new(); + gtk_container_add(GTK_CONTAINER(evbox), tabbox); + g_signal_connect(G_OBJECT(evbox), "button-release-event", + G_CALLBACK(key_tablabel), c); + + gtk_widget_add_events(evbox, GDK_SCROLL_MASK); + g_signal_connect(G_OBJECT(evbox), "scroll-event", + G_CALLBACK(key_tablabel), c); + + /* For easy access, store a reference to our label. */ + g_object_set_data(G_OBJECT(evbox), "lariza-tab-label", c->tablabel); + + /* This only shows the event box and the label inside, nothing else. + * Needed because the evbox/label is "internal" to the notebook and + * not part of the normal "widget tree" (IIUC). */ + gtk_widget_show_all(evbox); + + gtk_notebook_insert_page(GTK_NOTEBOOK(mw.notebook), c->vbox, evbox, + gtk_notebook_get_current_page(GTK_NOTEBOOK(mw.notebook)) + 1); + gtk_notebook_set_tab_reorderable(GTK_NOTEBOOK(mw.notebook), c->vbox, TRUE); + + if (show) + show_web_view(NULL, c); + else + g_signal_connect(G_OBJECT(c->web_view), "ready-to-show", + G_CALLBACK(show_web_view), c); + + if (uri != NULL) { + f = ensure_uri_scheme(uri); + webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), f); + g_free(f); + } + + clients++; + + return WEBKIT_WEB_VIEW(c->web_view); +} + +WebKitWebView * +client_new_request(WebKitWebView *web_view, + WebKitNavigationAction *navigation_action, gpointer data) +{ + return client_new(NULL, web_view, FALSE, FALSE); +} + +void +cooperation_setup(void) +{ + GIOChannel *towatch; + gchar *fifofilename, *fifopath; + + fifofilename = g_strdup_printf("%s-%s", __NAME__".fifo", cfg.fifo_suffix); + fifopath = g_build_filename(g_get_user_runtime_dir(), fifofilename, NULL); + g_free(fifofilename); + + if (!g_file_test(fifopath, G_FILE_TEST_EXISTS)) + mkfifo(fifopath, 0600); + + cooperative_pipe_fp = open(fifopath, O_WRONLY | O_NONBLOCK); + if (!cooperative_pipe_fp) { + fprintf(stderr, __NAME__": Can't open FIFO at all.\n"); + } else { + if (write(cooperative_pipe_fp, "", 0) == -1) { + /* Could not do an empty write to the FIFO which means there's + * no one listening. */ + close(cooperative_pipe_fp); + towatch = g_io_channel_new_file(fifopath, "r+", NULL); + g_io_add_watch(towatch, G_IO_IN, (GIOFunc)remote_msg, NULL); + } else { + cfg.cooperative_alone = FALSE; + } + } + + g_free(fifopath); +} + +void +changed_load_progress(GObject *obj, GParamSpec *pspec, gpointer data) +{ + struct Client *c = (struct Client *)data; + gdouble p; + gchar *grab_feeds = + "a = document.querySelectorAll('" + " html > head > link[rel=\"alternate\"][href][type=\"application/atom+xml\"]," + " html > head > link[rel=\"alternate\"][href][type=\"application/rss+xml\"]" + "');" + "if (a.length == 0)" + " null;" + "else" + "{" + " out = '';" + " for (i = 0; i < a.length; i++)" + " {" + " url = encodeURIComponent(a[i].href);" + " if ('title' in a[i] && a[i].title != '')" + " title = encodeURIComponent(a[i].title);" + " else" + " title = url;" + " out += '
  • ' + title + '
    • ';" + " }" + " out;" + "}"; + + + p = webkit_web_view_get_estimated_load_progress(WEBKIT_WEB_VIEW(c->web_view)); + if (p == 1) { + p = 0; + + /* The page has loaded fully. We now run the short JavaScript + * snippet above that operates on the DOM. It tries to grab all + * occurences of , i.e. RSS/Atom feed + * references. */ + webkit_web_view_run_javascript(WEBKIT_WEB_VIEW(c->web_view), + grab_feeds, NULL, + grab_feeds_finished, c); + + run_user_scripts(WEBKIT_WEB_VIEW(c->web_view)); + } + gtk_entry_set_progress_fraction(GTK_ENTRY(c->location), p); +} + +void +changed_favicon(GObject *obj, GParamSpec *pspec, gpointer data) +{ + struct Client *c = (struct Client *)data; + cairo_surface_t *f; + int w, h, w_should, h_should; + GdkPixbuf *pb, *pb_scaled; + + f = webkit_web_view_get_favicon(WEBKIT_WEB_VIEW(c->web_view)); + if (f == NULL) { + gtk_image_set_from_icon_name(GTK_IMAGE(c->tabicon), "text-html", + GTK_ICON_SIZE_SMALL_TOOLBAR); + } else { + w = cairo_image_surface_get_width(f); + h = cairo_image_surface_get_height(f); + pb = gdk_pixbuf_get_from_surface(f, 0, 0, w, h); + if (pb != NULL) { + w_should = 16 * gtk_widget_get_scale_factor(c->tabicon); + h_should = 16 * gtk_widget_get_scale_factor(c->tabicon); + pb_scaled = gdk_pixbuf_scale_simple(pb, w_should, h_should, + GDK_INTERP_BILINEAR); + gtk_image_set_from_pixbuf(GTK_IMAGE(c->tabicon), pb_scaled); + + g_object_unref(pb_scaled); + g_object_unref(pb); + } + } +} + +void +changed_title(GObject *obj, GParamSpec *pspec, gpointer data) +{ + const gchar *t, *u; + struct Client *c = (struct Client *)data; + + u = webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view)); + t = webkit_web_view_get_title(WEBKIT_WEB_VIEW(c->web_view)); + + u = u == NULL ? __NAME__ : u; + u = u[0] == 0 ? __NAME__ : u; + + t = t == NULL ? u : t; + t = t[0] == 0 ? u : t; + + gchar *name = malloc(strlen(t) + 4); + gchar *muted = (webkit_web_view_get_is_muted(WEBKIT_WEB_VIEW(c->web_view))) + ? "[m] " : ""; + sprintf(name, "%s%s", muted, t); + + gtk_label_set_text(GTK_LABEL(c->tablabel), name); + g_free(name); + gtk_widget_set_tooltip_text(c->tablabel, t); + mainwindow_title(gtk_notebook_get_current_page(GTK_NOTEBOOK(mw.notebook))); +} + +void +changed_uri(GObject *obj, GParamSpec *pspec, gpointer data) +{ + const gchar *t; + struct Client *c = (struct Client *)data; + FILE *fp; + + t = webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view)); + + /* When a web process crashes, we get a "notify::uri" signal, but we + * can no longer read a meaningful URI. It's just an empty string + * now. Not updating the location bar in this scenario is important, + * because we would override the "WEB PROCESS CRASHED" message. */ + if (t != NULL && strlen(t) > 0) { + gtk_entry_set_text(GTK_ENTRY(c->location), t); + + if (cfg.history_file != NULL) { + fp = fopen(cfg.history_file, "a"); + if (fp != NULL) { + fprintf(fp, "%s\n", t); + fclose(fp); + } else { + perror(__NAME__": Error opening history file"); + } + } + } +} + +gboolean +crashed_web_view(WebKitWebView *web_view, gpointer data) +{ + gchar *t; + struct Client *c = (struct Client *)data; + + t = g_strdup_printf("WEB PROCESS CRASHED: %s", + webkit_web_view_get_uri(WEBKIT_WEB_VIEW(web_view))); + gtk_entry_set_text(GTK_ENTRY(c->location), t); + g_free(t); + + return TRUE; +} + +gboolean +decide_policy(WebKitWebView *web_view, WebKitPolicyDecision *decision, + WebKitPolicyDecisionType type, gpointer data) +{ + WebKitResponsePolicyDecision *r; + + switch (type) { + case WEBKIT_POLICY_DECISION_TYPE_RESPONSE: + r = WEBKIT_RESPONSE_POLICY_DECISION(decision); + if (!webkit_response_policy_decision_is_mime_type_supported(r)) + webkit_policy_decision_download(decision); + else + webkit_policy_decision_use(decision); + break; + default: + /* Use whatever default there is. */ + return FALSE; + } + return TRUE; +} + +gchar * +ensure_uri_scheme(const gchar *t) +{ + gchar *f, *fabs; + + f = g_ascii_strdown(t, -1); + if (!g_str_has_prefix(f, "http:") && + !g_str_has_prefix(f, "https:") && + !g_str_has_prefix(f, "file:") && + !g_str_has_prefix(f, "about:") && + !g_str_has_prefix(f, "data:") && + !g_str_has_prefix(f, "webkit:")) { + g_free(f); + fabs = realpath(t, NULL); + if (fabs != NULL) { + f = g_strdup_printf("file://%s", fabs); + free(fabs); + } else { + f = g_strdup_printf("http://%s", t); + } + return f; + } else + return g_strdup(t); +} + +void +get_config(void) +{ + cfg.accepted_language[0] = NULL; + cfg.accepted_language[1] = NULL; + cfg.cooperative_alone = TRUE; + cfg.cooperative_alone = TRUE; + cfg.fifo_suffix = "main"; + + const char *e = g_getenv(__NAME_UPPERCASE__"_FIFO_SUFFIX"); + if (e != NULL) + cfg.fifo_suffix = g_strdup(e); + + char *xdg_down = getenv("XDG_DOWNLOAD_DIR"); + cfg.download_dir = (xdg_down) ? xdg_down : "/var/tmp"; + + config = get_ini(); + cfg.accepted_language[0] = g_key_file_get_string(config, "browser", + "accepted_language", NULL); + cfg.history_file = g_key_file_get_string(config, "browser", "history_file", + NULL); + cfg.home_uri = g_key_file_get_string(config, "browser", "homepage", NULL); + cfg.home_uri = (cfg.home_uri) ? cfg.home_uri : "about:blank"; + cfg.enable_console_to_stdout = g_key_file_get_boolean(config, "browser", + "console_to_stdout", + NULL); + cfg.user_agent = g_key_file_get_string(config, "browser", "user_agent", NULL); + cfg.javascript_disabled = g_key_file_get_boolean(config, "browser", + "javascript_disabled", NULL); + char *input_cookie_policy = g_key_file_get_string(config, "browser", + "cookie_policy", NULL); + cfg.cookie_policy = WEBKIT_COOKIE_POLICY_ACCEPT_NO_THIRD_PARTY; + if (input_cookie_policy) { + if (strcmp(input_cookie_policy, "all") == 0) { + cfg.cookie_policy = WEBKIT_COOKIE_POLICY_ACCEPT_ALWAYS; + } else if (strcmp(input_cookie_policy, "none") == 0) { + cfg.cookie_policy = WEBKIT_COOKIE_POLICY_ACCEPT_NEVER; + } + } + + cfg.tab_width_chars = g_key_file_get_integer(config, "ui", "tab_width", NULL); + cfg.tab_width_chars = (cfg.tab_width_chars) ? cfg.tab_width_chars : 20; + cfg.global_zoom = g_key_file_get_double(config, "ui", "zoom_level", NULL); + cfg.global_zoom = (cfg.global_zoom) ? cfg.global_zoom : 1.0; + cfg.search_engine = g_key_file_get_string(config, "ui", "search_engine", + NULL); + cfg.search_engine = (cfg.search_engine) ? cfg.search_engine : + "https://duckduckgo.com?q="; + cfg.spellcheck_disabled = g_key_file_get_boolean(config, "ui", + "spellcheck_disabled", NULL); + cfg.spellcheck_language = g_key_file_get_string(config, "ui", + "spellcheck_language", + NULL); + cfg.spellcheck_language = (cfg.spellcheck_language) ? cfg.spellcheck_language + : "en_US"; +} + +void +grab_feeds_finished(GObject *object, GAsyncResult *result, gpointer data) +{ + struct Client *c = (struct Client *)data; + WebKitJavascriptResult *js_result; + JSCValue *value; + JSCException *exception; + GError *err = NULL; + gchar *str_value; + + g_free(c->feed_html); + c->feed_html = NULL; + + /* This was taken almost verbatim from the example in WebKit's + * documentation: + * + * https://webkitgtk.org/reference/webkit2gtk/stable/WebKitWebView.html#webkit-web-view-run-javascript-finish */ + + js_result = webkit_web_view_run_javascript_finish(WEBKIT_WEB_VIEW(object), + result, &err); + if (!js_result) { + fprintf(stderr, __NAME__": Error running javascript: %s\n", err->message); + g_error_free(err); + return; + } + + value = webkit_javascript_result_get_js_value(js_result); + if (jsc_value_is_string(value)) { + str_value = jsc_value_to_string(value); + exception = jsc_context_get_exception(jsc_value_get_context(value)); + if (exception != NULL) { + fprintf(stderr, __NAME__": Error running javascript: %s\n", + jsc_exception_get_message(exception)); + } else { + c->feed_html = str_value; + } + + gtk_entry_set_icon_from_icon_name(GTK_ENTRY(c->location), + GTK_ENTRY_ICON_PRIMARY, + "application-rss+xml-symbolic"); + gtk_entry_set_icon_activatable(GTK_ENTRY(c->location), + GTK_ENTRY_ICON_PRIMARY, + TRUE); + } else { + gtk_entry_set_icon_from_icon_name(GTK_ENTRY(c->location), + GTK_ENTRY_ICON_PRIMARY, + NULL); + } + + webkit_javascript_result_unref(js_result); +} + +void +hover_web_view(WebKitWebView *web_view, WebKitHitTestResult *ht, guint modifiers, + gpointer data) +{ + struct Client *c = (struct Client *)data; + const char *to_show; + + g_free(c->hover_uri); + + if (webkit_hit_test_result_context_is_link(ht)) { + to_show = webkit_hit_test_result_get_link_uri(ht); + c->hover_uri = g_strdup(to_show); + } else { + to_show = webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view)); + c->hover_uri = NULL; + } + + if (!gtk_widget_is_focus(c->location)) + gtk_entry_set_text(GTK_ENTRY(c->location), to_show); +} + +void +icon_location(GtkEntry *entry, GtkEntryIconPosition icon_pos, GdkEvent *event, + gpointer data) +{ + struct Client *c = (struct Client *)data; + gchar *d; + gchar *data_template = + "data:text/html," + "" + "" + " " + " " + " Feeds" + " " + " " + "

    Feeds found on this page:

    " + "
      " + " %s" + "
    " + " " + ""; + + if (c->feed_html != NULL) + { + /* What we're actually trying to do is show a simple HTML page + * that lists all the feeds on the current page. The function + * webkit_web_view_load_html() looks like the proper way to do + * that. Sad thing is, it doesn't create a history entry, but + * instead simply replaces the content of the current page. This + * is not what we want. + * + * RFC 2397 [0] defines the data URI scheme [1]. We abuse this + * mechanism to show my custom HTML snippet *and* create a + * history entry. + * + * [0]: https://tools.ietf.org/html/rfc2397 + * [1]: https://en.wikipedia.org/wiki/Data_URI_scheme */ + d = g_strdup_printf(data_template, c->feed_html); + webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), d); + g_free(d); + } +} + +void +init_default_web_context(void) +{ + gchar *p; + WebKitWebContext *wc; + WebKitCookieManager *cm; + + wc = webkit_web_context_get_default(); + + p = g_build_filename(g_get_user_config_dir(), __NAME__, "adblock", NULL); + webkit_web_context_set_sandbox_enabled(wc, TRUE); + webkit_web_context_add_path_to_sandbox(wc, p, TRUE); + g_free(p); + + webkit_web_context_set_process_model(wc, + WEBKIT_PROCESS_MODEL_MULTIPLE_SECONDARY_PROCESSES); + + p = g_build_filename(g_get_user_data_dir(), __NAME__, "web_extensions", + NULL); + webkit_web_context_set_web_extensions_directory(wc, p); + g_free(p); + + if (cfg.accepted_language[0] != NULL) + webkit_web_context_set_preferred_languages(wc, cfg.accepted_language); + + g_signal_connect(G_OBJECT(wc), "download-started", + G_CALLBACK(download_start), &cfg); + + trust_user_certs(wc); + + cm = webkit_web_context_get_cookie_manager(wc); + webkit_cookie_manager_set_accept_policy(cm, cfg.cookie_policy); + + webkit_web_context_set_favicon_database_directory(wc, NULL); + webkit_cookie_manager_set_persistent_storage(cm, + g_build_filename("/", + g_get_user_cache_dir(), + __NAME__, + "cookies.db", + NULL), + WEBKIT_COOKIE_PERSISTENT_STORAGE_SQLITE); + + const gchar * const languages[2] = {(const gchar *)cfg.spellcheck_language, + NULL}; + webkit_web_context_set_spell_checking_languages(wc, languages); + webkit_web_context_set_spell_checking_enabled(wc, !cfg.spellcheck_disabled); +} + +void +search(gpointer data, gint direction) +{ + struct Client *c = (struct Client *)data; + WebKitWebView *web_view = WEBKIT_WEB_VIEW(c->web_view); + WebKitFindController *fc = webkit_web_view_get_find_controller(web_view); + + if (search_text == NULL) + return; + + switch (direction) { + case 0: + webkit_find_controller_search(fc, search_text, + WEBKIT_FIND_OPTIONS_CASE_INSENSITIVE | + WEBKIT_FIND_OPTIONS_WRAP_AROUND, + G_MAXUINT); + break; + case 1: + webkit_find_controller_search_next(fc); + break; + case -1: + webkit_find_controller_search_previous(fc); + break; + case 2: + webkit_find_controller_search_finish(fc); + break; + } +} + +void +search_init(struct Client *c, int direction) +{ + gtk_widget_grab_focus(c->location); + const gchar *contents = gtk_entry_get_text(GTK_ENTRY(c->location)); + if (strcspn(contents, "s/")) { + gtk_entry_set_text(GTK_ENTRY(c->location), "s/"); + } + gtk_editable_set_position(GTK_EDITABLE(c->location), -1); + search(c, 0); + search(c, -1); + search(c, direction); +} + +int +def_key(char *key, unsigned int def) +{ + char *conf = g_key_file_get_string(config, "keybindings", key, NULL); + return (conf) ? gdk_keyval_from_name((conf) ? conf : NULL) : def; +} + +gboolean +key_common(GtkWidget *widget, GdkEvent *event, gpointer data) +{ + struct Client *c = (struct Client *)data; + gdouble now; + gchar *f; + + if (event->type == GDK_KEY_PRESS) { + if (((GdkEventKey *)event)->state & GDK_CONTROL_MASK) { + WebKitSettings *settings = webkit_web_view_get_settings(WEBKIT_WEB_VIEW(c->web_view)); + gboolean js = webkit_settings_get_enable_javascript(settings); + int key = ((GdkEventKey *)event)->keyval; + if (def_key("download_manager", GDK_KEY_y) == key) { + downloadmanager_show(); + return TRUE; + } else if (def_key("history_back", GDK_KEY_h) == key) { + webkit_web_view_go_back(WEBKIT_WEB_VIEW(c->web_view)); + return TRUE; + } else if (def_key("history_forwards", GDK_KEY_l) == key) { + webkit_web_view_go_forward(WEBKIT_WEB_VIEW(c->web_view)); + return TRUE; + } else if (def_key("location", GDK_KEY_t) == key) { + gtk_widget_grab_focus(c->location); + const char *uri = webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view)); + const char *goal = (uri) ? uri : "https://"; + gtk_entry_set_text(GTK_ENTRY(c->location), goal); + gtk_editable_set_position(GTK_EDITABLE(c->location), -1); + return TRUE; + } else if (def_key("print", GDK_KEY_Print) == key) { + webkit_print_operation_run_dialog(webkit_print_operation_new(WEBKIT_WEB_VIEW(c->web_view)), + GTK_WINDOW(gtk_widget_get_toplevel(mw.win))); + return TRUE; + } else if (def_key("quit", GDK_KEY_g) == key) { + search(c, 2); + gtk_widget_grab_focus(c->web_view); + gtk_entry_set_text(GTK_ENTRY(c->location), + webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view))); + webkit_web_view_run_javascript(WEBKIT_WEB_VIEW(c->web_view), + "window.getSelection().removeAllRanges();" + "document.activeElement.blur();", + NULL, NULL, c); + return TRUE; + } else if (def_key("reload", GDK_KEY_e) == key) { + webkit_web_view_reload_bypass_cache(WEBKIT_WEB_VIEW(c->web_view)); + return TRUE; + } else if (def_key("scroll_line_down", GDK_KEY_j) == key) { + for (int i = 0; i < 2; i++) { + event->key.keyval = GDK_KEY_Down; + gdk_event_put(event); + } + return TRUE; + } else if (def_key("scroll_line_up", GDK_KEY_k) == key) { + event->key.keyval = GDK_KEY_Up; + gdk_event_put(event); + return TRUE; + } else if (def_key("scroll_page_down", GDK_KEY_f) == key) { + event->key.keyval = GDK_KEY_Page_Down; + gdk_event_put(event); + return TRUE; + } else if (def_key("scroll_page_up", GDK_KEY_b) == key) { + event->key.keyval = GDK_KEY_Page_Up; + gdk_event_put(event); + return TRUE; + } else if (def_key("search_forwards", GDK_KEY_s) == key) { + search_init(c, 1); + return TRUE; + } else if (def_key("search_backwards", GDK_KEY_r) == key) { + search_init(c, -1); + return TRUE; + } else if (def_key("tab_close", GDK_KEY_q) == key) { + client_destroy(NULL, c); + return TRUE; + } else if (def_key("tab_switch_1", GDK_KEY_1) == key) { + gtk_notebook_set_current_page(GTK_NOTEBOOK(mw.notebook), 0); + return TRUE; + } else if (def_key("tab_switch_2", GDK_KEY_2) == key) { + gtk_notebook_set_current_page(GTK_NOTEBOOK(mw.notebook), 1); + return TRUE; + } else if (def_key("tab_switch_3", GDK_KEY_3) == key) { + gtk_notebook_set_current_page(GTK_NOTEBOOK(mw.notebook), 2); + return TRUE; + } else if (def_key("tab_switch_4", GDK_KEY_4) == key) { + gtk_notebook_set_current_page(GTK_NOTEBOOK(mw.notebook), 3); + return TRUE; + } else if (def_key("tab_switch_5", GDK_KEY_5) == key) { + gtk_notebook_set_current_page(GTK_NOTEBOOK(mw.notebook), 4); + return TRUE; + } else if (def_key("tab_switch_6", GDK_KEY_6) == key) { + gtk_notebook_set_current_page(GTK_NOTEBOOK(mw.notebook), 5); + return TRUE; + } else if (def_key("tab_switch_7", GDK_KEY_7) == key) { + gtk_notebook_set_current_page(GTK_NOTEBOOK(mw.notebook), 6); + return TRUE; + } else if (def_key("tab_switch_8", GDK_KEY_8) == key) { + gtk_notebook_set_current_page(GTK_NOTEBOOK(mw.notebook), 7); + return TRUE; + } else if (def_key("tab_switch_9", GDK_KEY_9) == key) { + gtk_notebook_set_current_page(GTK_NOTEBOOK(mw.notebook), 8); + return TRUE; + } else if (def_key("tab_previous", GDK_KEY_u) == key) { + gtk_notebook_prev_page(GTK_NOTEBOOK(mw.notebook)); + return TRUE; + } else if (def_key("tab_mute", GDK_KEY_m) == key) { + gboolean muted = + webkit_web_view_get_is_muted(WEBKIT_WEB_VIEW(c->web_view)); + webkit_web_view_set_is_muted(WEBKIT_WEB_VIEW(c->web_view), !muted); + changed_title(G_OBJECT(c->web_view), NULL, c); + return TRUE; + } else if (def_key("tab_new", GDK_KEY_w) == key) { + f = ensure_uri_scheme(cfg.home_uri); + client_new(f, NULL, TRUE, TRUE); + g_free(f); + return TRUE; + } else if (def_key("tab_next", GDK_KEY_i) == key) { + gtk_notebook_next_page(GTK_NOTEBOOK(mw.notebook)); + return TRUE; + } else if (def_key("toggle_js", GDK_KEY_o) == key) { + webkit_settings_set_enable_javascript(settings, (js) ? FALSE : TRUE); + webkit_web_view_set_settings(WEBKIT_WEB_VIEW(c->web_view), settings); + return TRUE; + } else if (def_key("web_search", GDK_KEY_d) == key) { + gtk_widget_grab_focus(c->location); + gtk_entry_set_text(GTK_ENTRY(c->location), "w/"); + gtk_editable_set_position(GTK_EDITABLE(c->location), -1); + return TRUE; + } else if (def_key("zoom_in", GDK_KEY_equal) == key) { + now = webkit_web_view_get_zoom_level(WEBKIT_WEB_VIEW(c->web_view)); + webkit_web_view_set_zoom_level(WEBKIT_WEB_VIEW(c->web_view), now + 0.1); + return TRUE; + } else if (def_key("zoom_out", GDK_KEY_minus) == key) { + now = webkit_web_view_get_zoom_level(WEBKIT_WEB_VIEW(c->web_view)); + webkit_web_view_set_zoom_level(WEBKIT_WEB_VIEW(c->web_view), now - 0.1); + return TRUE; + } else if (def_key("zoom_reset", GDK_KEY_0) == key) { + webkit_web_view_set_zoom_level(WEBKIT_WEB_VIEW(c->web_view), + cfg.global_zoom); + return TRUE; + } + } + } + return FALSE; +} + +gboolean +key_location(GtkWidget *widget, GdkEvent *event, gpointer data) +{ + struct Client *c = (struct Client *)data; + const gchar *t; + gchar *f; + + if (key_common(widget, event, data)) + return TRUE; + + if (event->type == GDK_KEY_PRESS) { + int key = ((GdkEventKey *)event)->keyval; + if ((GDK_KEY_KP_Enter == key) || (GDK_KEY_Return == key)) { + gtk_widget_grab_focus(c->web_view); + t = gtk_entry_get_text(GTK_ENTRY(c->location)); + if (t != NULL && t[0] == 's' && t[1] == '/') { + if (search_text != NULL) + g_free(search_text); + search_text = g_strdup(t + 2); + search(c, 0); + } else if (t != NULL && t[0] == 'w' && t[1] == '/') { + const char *engine = cfg.search_engine; + int len = strlen(engine) + strlen(t) - 2; + char *f = (char *) malloc(len); + snprintf(f, len + 1, "%s%s", engine, t + 2); + webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), f); + free(f); + } else { + f = ensure_uri_scheme(t); + webkit_web_view_load_uri(WEBKIT_WEB_VIEW(c->web_view), f); + g_free(f); + } + return TRUE; + } else if ((GDK_KEY_Escape == key) || + (def_key("quit", GDK_KEY_g) == key)) { + t = webkit_web_view_get_uri(WEBKIT_WEB_VIEW(c->web_view)); + gtk_entry_set_text(GTK_ENTRY(c->location), + (t == NULL ? __NAME__ : t)); + return TRUE; + } + } + return FALSE; +} + +gboolean +key_tablabel(GtkWidget *widget, GdkEvent *event, gpointer data) +{ + GdkScrollDirection direction; + + if (event->type == GDK_BUTTON_RELEASE) { + switch (((GdkEventButton *)event)->button) { + case 2: + client_destroy(NULL, data); + return TRUE; + } + } else if (event->type == GDK_SCROLL) { + gdk_event_get_scroll_direction(event, &direction); + switch (direction) { + case GDK_SCROLL_UP: + gtk_notebook_prev_page(GTK_NOTEBOOK(mw.notebook)); + break; + case GDK_SCROLL_DOWN: + gtk_notebook_next_page(GTK_NOTEBOOK(mw.notebook)); + break; + default: + break; + } + return TRUE; + } + return FALSE; +} + +gboolean +key_web_view(GtkWidget *widget, GdkEvent *event, gpointer data) +{ + struct Client *c = (struct Client *)data; + gdouble dx, dy; + gfloat z; + + if (key_common(widget, event, data)) + return TRUE; + + if (event->type == GDK_KEY_PRESS) { + if (((GdkEventKey *)event)->keyval == GDK_KEY_Escape) { + webkit_web_view_stop_loading(WEBKIT_WEB_VIEW(c->web_view)); + gtk_entry_set_progress_fraction(GTK_ENTRY(c->location), 0); + } + } else if (event->type == GDK_BUTTON_RELEASE) { + switch (((GdkEventButton *)event)->button) { + case 2: + if (c->hover_uri != NULL) { + client_new(c->hover_uri, NULL, TRUE, FALSE); + return TRUE; + } + break; + case 8: + webkit_web_view_go_back(WEBKIT_WEB_VIEW(c->web_view)); + return TRUE; + case 9: + webkit_web_view_go_forward(WEBKIT_WEB_VIEW(c->web_view)); + return TRUE; + } + } else if (event->type == GDK_SCROLL) { + if (((GdkEventScroll *)event)->state & GDK_CONTROL_MASK || + ((GdkEventScroll *)event)->state & GDK_CONTROL_MASK) { + gdk_event_get_scroll_deltas(event, &dx, &dy); + z = webkit_web_view_get_zoom_level(WEBKIT_WEB_VIEW(c->web_view)); + z += -dy * 0.1; + z = dx != 0 ? cfg.global_zoom : z; + webkit_web_view_set_zoom_level(WEBKIT_WEB_VIEW(c->web_view), z); + return TRUE; + } + } + + return FALSE; +} + +void +mainwindow_setup(void) +{ + mw.win = gtk_window_new(GTK_WINDOW_TOPLEVEL); + gtk_window_set_default_size(GTK_WINDOW(mw.win), 800, 600); + g_signal_connect(G_OBJECT(mw.win), "destroy", gtk_main_quit, NULL); + gtk_window_set_title(GTK_WINDOW(mw.win), __NAME__); + + mw.notebook = gtk_notebook_new(); + gtk_notebook_set_scrollable(GTK_NOTEBOOK(mw.notebook), TRUE); + gtk_container_add(GTK_CONTAINER(mw.win), mw.notebook); + g_signal_connect(G_OBJECT(mw.notebook), "switch-page", + G_CALLBACK(notebook_switch_page), NULL); +} + +void +mainwindow_title(gint idx) +{ + GtkWidget *child, *widg, *tablabel; + const gchar *text; + + child = gtk_notebook_get_nth_page(GTK_NOTEBOOK(mw.notebook), idx); + if (child == NULL) + return; + + widg = gtk_notebook_get_tab_label(GTK_NOTEBOOK(mw.notebook), child); + tablabel = (GtkWidget *)g_object_get_data(G_OBJECT(widg), "lariza-tab-label"); + text = gtk_label_get_text(GTK_LABEL(tablabel)); + gtk_window_set_title(GTK_WINDOW(mw.win), text); +} + +void +notebook_switch_page(GtkNotebook *nb, GtkWidget *p, guint idx, gpointer data) +{ + mainwindow_title(idx); +} + +gboolean +quit_if_nothing_active(void) +{ + if (clients == 0) { + if (downloads == 0) { + gtk_main_quit(); + return TRUE; + } else { + downloadmanager_show(); + } + } + + return FALSE; +} + +gboolean +remote_msg(GIOChannel *channel, GIOCondition condition, gpointer data) +{ + gchar *uri = NULL; + + g_io_channel_read_line(channel, &uri, NULL, NULL, NULL); + if (uri) { + g_strstrip(uri); + client_new(uri, NULL, TRUE, TRUE); + g_free(uri); + } + return TRUE; +} + +void +run_user_scripts(WebKitWebView *web_view) +{ + gchar *base = NULL, *path = NULL, *contents = NULL; + const gchar *entry = NULL; + GDir *scriptdir = NULL; + + base = g_build_filename(g_get_user_data_dir(), __NAME__, "user-scripts", + NULL); + scriptdir = g_dir_open(base, 0, NULL); + if (scriptdir != NULL) { + while ((entry = g_dir_read_name(scriptdir)) != NULL) { + path = g_build_filename(base, entry, NULL); + char *jscmd = malloc(strlen(path) + 36); + sprintf(jscmd, "console.log(\"Running userscript %s\");", path); + if (g_str_has_suffix(path, ".js")) { + if (g_file_get_contents(path, &contents, NULL, NULL)) { + webkit_web_view_run_javascript(web_view, jscmd, NULL, NULL, NULL); + webkit_web_view_run_javascript(web_view, contents, NULL, NULL, NULL); + g_free(contents); + g_free(jscmd); + } + } + g_free(path); + } + g_dir_close(scriptdir); + } + + g_free(base); +} + +void +show_web_view(WebKitWebView *web_view, gpointer data) +{ + struct Client *c = (struct Client *)data; + gint idx; + + (void)web_view; + + gtk_widget_show_all(mw.win); + + if (c->focus_new_tab) { + idx = gtk_notebook_page_num(GTK_NOTEBOOK(mw.notebook), c->vbox); + if (idx != -1) + gtk_notebook_set_current_page(GTK_NOTEBOOK(mw.notebook), idx); + + gtk_widget_grab_focus(c->web_view); + } +} + +void +trust_user_certs(WebKitWebContext *wc) +{ + GTlsCertificate *cert; + const gchar *basedir, *file, *absfile; + GDir *dir; + + basedir = g_build_filename(g_get_user_data_dir(), __NAME__, "certs", NULL); + dir = g_dir_open(basedir, 0, NULL); + if (dir != NULL) { + file = g_dir_read_name(dir); + while (file != NULL) { + absfile = g_build_filename(g_get_user_data_dir(), __NAME__, "certs", + + file, NULL); + cert = g_tls_certificate_new_from_file(absfile, NULL); + if (cert == NULL) + fprintf(stderr, __NAME__": Could not load trusted cert '%s'\n", file); + else + webkit_web_context_allow_tls_certificate_for_host(wc, cert, file); + file = g_dir_read_name(dir); + } + g_dir_close(dir); + } +} + +GKeyFile * +get_ini(void) +{ + GKeyFileFlags flags = G_KEY_FILE_NONE; + g_autoptr(GError) error = NULL; + config = g_key_file_new(); + + // Load user config + if (!g_key_file_load_from_file(config, + g_build_filename(g_get_user_config_dir(), + __NAME__, "lariza.ini", + NULL), flags, &error)) { + // Load global config + if (!g_key_file_load_from_file(config, "/etc/lariza.ini", flags, + &error)) { + fprintf(stderr, "Could not load lariza.ini: %s", error->message); + } + } + return config; +} + +int +main(int argc, char **argv) +{ + int opt, i; + + gtk_init(&argc, &argv); + get_config(); + + while ((opt = getopt(argc, argv, "C")) != -1) { + switch (opt) { + case 'C': + cfg.cooperative_instances = FALSE; + break; + default: + fprintf(stderr, "Usage: "__NAME__" [OPTION]... [URI]...\n"); + exit(EXIT_FAILURE); + } + } + + if (cfg.cooperative_instances) + cooperation_setup(); + + if (!cfg.cooperative_instances || cfg.cooperative_alone) + init_default_web_context(); + + downloadmanager_setup(); + mainwindow_setup(); + + if (optind >= argc) { + client_new(cfg.home_uri, NULL, TRUE, TRUE); + } else { + for (i = optind; i < argc; i++) + client_new(argv[i], NULL, TRUE, TRUE); + } + + if (!cfg.cooperative_instances || cfg.cooperative_alone) + gtk_main(); + + exit(EXIT_SUCCESS); +} diff --git a/src/downloads.c b/src/downloads.c new file mode 100644 index 0000000..c09bda8 --- /dev/null +++ b/src/downloads.c @@ -0,0 +1,266 @@ +#include + +#include "downloads.h" + +gboolean download_handle(WebKitDownload *, gchar *, gpointer); +void download_click(GtkToolButton *, gpointer); +void download_cancel(GtkMenuItem *, gpointer); +gboolean downloadmanager_delete(GtkWidget *, gpointer); + +struct DownloadManager +{ + GtkWidget *scroll; + GtkWidget *toolbar; + GtkWidget *win; +} dm; + +gint downloads = 0; + +struct DownloadItem +{ + GtkToolButton *tb; + WebKitDownload *download; +}; + +gboolean +key_downloadmanager(GtkWidget *widget, GdkEvent *event, gpointer data) +{ + if (event->type == GDK_KEY_PRESS) { + if (((GdkEventKey *)event)->state & GDK_CONTROL_MASK) { + int key = ((GdkEventKey *)event)->keyval; + if ((def_key("close_tab", GDK_KEY_q) == key) || + (def_key("download_manager", GDK_KEY_y) == key)) { + downloadmanager_delete(dm.win, NULL); + return TRUE; + } + } + } + + return FALSE; +} + +void +changed_download_progress(GObject *obj, GParamSpec *pspec, gpointer data) +{ + WebKitDownload *download = WEBKIT_DOWNLOAD(obj); + WebKitURIResponse *resp; + GtkToolItem *tb = GTK_TOOL_ITEM(data); + gdouble p, size_mb; + const gchar *uri; + gchar *t, *filename, *base; + + p = webkit_download_get_estimated_progress(download); + p = p > 1 ? 1 : p; + p = p < 0 ? 0 : p; + p *= 100; + resp = webkit_download_get_response(download); + size_mb = webkit_uri_response_get_content_length(resp) / 1e6; + + uri = webkit_download_get_destination(download); + filename = g_filename_from_uri(uri, NULL, NULL); + if (filename == NULL) { + /* This really should not happen because WebKit uses that URI to + * write to a file... */ + fprintf(stderr, __NAME__": Could not construct file name from URI!\n"); + t = g_strdup_printf("%s (%.0f%% of %.1f MB)", + webkit_uri_response_get_uri(resp), p, size_mb); + } else { + base = g_path_get_basename(filename); + t = g_strdup_printf("%s (%.0f%% of %.1f MB)", base, p, size_mb); + g_free(filename); + g_free(base); + } + gtk_tool_button_set_label(GTK_TOOL_BUTTON(tb), t); + g_free(t); +} +void +download_finished(WebKitDownload *download, gpointer data) +{ + if (strcmp(gtk_tool_button_get_icon_name(GTK_TOOL_BUTTON(data)), + "dialog-error") != 0) + gtk_tool_button_set_icon_name(GTK_TOOL_BUTTON(data), "emblem-downloads"); + downloads--; +} + +void +download_start(WebKitWebView *web_view, WebKitDownload *download, + gpointer data) +{ + g_signal_connect(G_OBJECT(download), "decide-destination", + G_CALLBACK(download_handle), data); +} + +gboolean +download_handle(WebKitDownload *download, gchar *suggested_filename, + gpointer data) +{ + gchar *sug_clean, *path, *path2 = NULL, *uri; + GtkToolItem *tb; + int suffix = 1; + size_t i; + + sug_clean = g_strdup(suggested_filename); + for (i = 0; i < strlen(sug_clean); i++) + if (sug_clean[i] == G_DIR_SEPARATOR) + sug_clean[i] = '_'; + + path = g_build_filename((char *)data, sug_clean, NULL); + path2 = g_strdup(path); + while (g_file_test(path2, G_FILE_TEST_EXISTS) && suffix < 1000) { + g_free(path2); + + path2 = g_strdup_printf("%s.%d", path, suffix); + suffix++; + } + + if (suffix == 1000) { + fprintf(stderr, __NAME__": Suffix reached limit for download.\n"); + webkit_download_cancel(download); + } else { + uri = g_filename_to_uri(path2, NULL, NULL); + webkit_download_set_destination(download, uri); + g_free(uri); + + tb = gtk_tool_button_new(NULL, NULL); + gtk_tool_button_set_icon_name(GTK_TOOL_BUTTON(tb), "network-receive"); + gtk_tool_button_set_label(GTK_TOOL_BUTTON(tb), sug_clean); + gtk_toolbar_insert(GTK_TOOLBAR(dm.toolbar), tb, 0); + gtk_widget_show_all(dm.win); + + g_signal_connect(G_OBJECT(download), "notify::estimated-progress", + G_CALLBACK(changed_download_progress), tb); + + downloads++; + g_signal_connect(G_OBJECT(download), "finished", + G_CALLBACK(download_finished), tb); + + g_object_ref(download); + + struct DownloadItem *payload = malloc(sizeof(*payload)); + payload->tb = (GtkToolButton *)tb; + payload->download = download; + g_signal_connect(G_OBJECT(tb), "clicked", G_CALLBACK(download_click), + payload); + g_signal_connect(G_OBJECT(tb), "failed", G_CALLBACK(download_cancel), + payload); + g_signal_connect(G_OBJECT(tb), "destroy_event", G_CALLBACK(g_free), + payload); + } + + g_free(sug_clean); + g_free(path); + g_free(path2); + + /* Propagate -- to whom it may concern. */ + return FALSE; +} + +void +download_cancel(GtkMenuItem *tb, gpointer data) +{ + struct DownloadItem *payload = data; + gtk_tool_button_set_icon_name(GTK_TOOL_BUTTON(payload->tb), "dialog-error"); + webkit_download_cancel(payload->download); +} + +void +download_remove(GtkMenuItem *tb, gpointer data) +{ + struct DownloadItem *payload = data; + g_object_unref(payload->download); + gtk_widget_destroy(GTK_WIDGET(payload->tb)); +} + +void +download_copy_url(GtkMenuItem *tb, gpointer data) +{ + struct DownloadItem *payload = data; + WebKitURIRequest *req = webkit_download_get_request(payload->download); + const gchar *uri = webkit_uri_request_get_uri(req); + gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), uri, + strlen(uri)); +} + +void +download_copy_path(GtkMenuItem *tb, gpointer data) +{ + struct DownloadItem *payload = data; + const gchar *path = webkit_download_get_destination(payload->download); + gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), path + 7, + strlen(path) - 7); // Offset by 7 to remove "file://" +} + +void +download_click(GtkToolButton *tb, gpointer data) +{ + GtkWidget *pmenu = gtk_menu_new(); + GtkWidget *option; + + if (strcmp(gtk_tool_button_get_icon_name(GTK_TOOL_BUTTON(tb)), + "network-receive") == 0) { + option = gtk_menu_item_new_with_label("Cancel download"); + g_signal_connect(G_OBJECT(option), "activate", + G_CALLBACK(download_cancel), data); + } else { + option = gtk_menu_item_new_with_label("Remove download"); + g_signal_connect(G_OBJECT(option), "activate", + G_CALLBACK(download_remove), data); + } + gtk_widget_show(option); + gtk_menu_shell_append(GTK_MENU_SHELL(pmenu), option); + + option = gtk_menu_item_new_with_label("Copy download URL"); + gtk_widget_show(option); + gtk_menu_shell_append(GTK_MENU_SHELL(pmenu), option); + g_signal_connect(G_OBJECT(option), "activate", + G_CALLBACK(download_copy_url), data); + + option = gtk_menu_item_new_with_label("Copy local path"); + gtk_widget_show(option); + gtk_menu_shell_append(GTK_MENU_SHELL(pmenu), option); + g_signal_connect(G_OBJECT(option), "activate", + G_CALLBACK(download_copy_path), data); + + gtk_menu_popup_at_pointer(GTK_MENU(pmenu), NULL); +} + +gboolean +downloadmanager_delete(GtkWidget *obj, gpointer data) +{ + if (!quit_if_nothing_active()) + gtk_widget_hide(dm.win); + + return TRUE; +} + +void +downloadmanager_setup(void) +{ + dm.win = gtk_window_new(GTK_WINDOW_TOPLEVEL); + gtk_window_set_type_hint(GTK_WINDOW(dm.win), GDK_WINDOW_TYPE_HINT_DIALOG); + gtk_window_set_default_size(GTK_WINDOW(dm.win), 500, 250); + gtk_window_set_title(GTK_WINDOW(dm.win), __NAME__" - Download Manager"); + g_signal_connect(G_OBJECT(dm.win), "delete-event", + G_CALLBACK(downloadmanager_delete), NULL); + g_signal_connect(G_OBJECT(dm.win), "key-press-event", + G_CALLBACK(key_downloadmanager), NULL); + + dm.toolbar = gtk_toolbar_new(); + gtk_orientable_set_orientation(GTK_ORIENTABLE(dm.toolbar), + GTK_ORIENTATION_VERTICAL); + gtk_toolbar_set_style(GTK_TOOLBAR(dm.toolbar), GTK_TOOLBAR_BOTH_HORIZ); + gtk_toolbar_set_show_arrow(GTK_TOOLBAR(dm.toolbar), FALSE); + + dm.scroll = gtk_scrolled_window_new(NULL, NULL); + gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(dm.scroll), + GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC); + gtk_container_add(GTK_CONTAINER(dm.scroll), dm.toolbar); + + gtk_container_add(GTK_CONTAINER(dm.win), dm.scroll); +} + +void +downloadmanager_show(void) +{ + gtk_widget_show_all(dm.win); +} diff --git a/src/downloads.h b/src/downloads.h new file mode 100644 index 0000000..cd80b9b --- /dev/null +++ b/src/downloads.h @@ -0,0 +1,6 @@ +extern int downloads; +gboolean quit_if_nothing_active(void); +int def_key(char *, unsigned int); +void download_start(WebKitWebView *, WebKitDownload *, gpointer); +void downloadmanager_setup(void); +void downloadmanager_show(void);