mirror of
https://github.com/netsurf-browser/netsurf
synced 2024-12-05 04:11:56 +03:00
989 lines
22 KiB
C
989 lines
22 KiB
C
/*
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* Copyright 2014 Vincent Sanders <vince@netsurf-browser.org>
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*
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* This file is part of NetSurf, http://www.netsurf-browser.org/
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*
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* NetSurf is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* NetSurf is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* \file
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* generic data viewer implementation.
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*
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* This viewer can be used for utf-8 encoded chunk of data. Thie data
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* might be page source or the debugging of dom or box trees. It will
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* show the data in a tab, window or editor as per user configuration.
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*/
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#include <stdlib.h>
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#include <string.h>
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#include <strings.h>
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#define _WITH_GETLINE /* necessary for FreeBSD */
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#include <stdio.h>
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#include <unistd.h>
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#include <gtk/gtk.h>
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#include "utils/log.h"
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#include "utils/nsoption.h"
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#include "utils/utf8.h"
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#include "utils/messages.h"
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#include "utils/utils.h"
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#include "utils/file.h"
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#include "utils/filepath.h"
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#include "utils/nsurl.h"
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#include "netsurf/browser_window.h"
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#include "gtk/warn.h"
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#include "gtk/about.h"
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#include "gtk/fetch.h"
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#include "gtk/compat.h"
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#include "gtk/resources.h"
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#include "gtk/viewdata.h"
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struct nsgtk_viewdata_ctx {
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char *data;
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size_t data_len;
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char *filename;
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GtkBuilder *builder; /**< The gtk builder that built the widgets. */
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GtkWindow *window; /**< handle to gtk window (builder holds reference) */
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GtkTextView *gv; /**< handle to gtk text view (builder holds reference) */
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struct nsgtk_viewdata_ctx *next;
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struct nsgtk_viewdata_ctx *prev;
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};
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struct menu_events {
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const char *widget;
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GCallback handler;
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};
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static struct nsgtk_viewdata_ctx *nsgtk_viewdata_list = NULL;
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static char viewdata_zoomlevel = 10;
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#define MENUEVENT(x) { #x, G_CALLBACK(nsgtk_on_##x##_activate) }
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#define MENUPROTO(x) static gboolean nsgtk_on_##x##_activate( \
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GtkMenuItem *widget, gpointer g)
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MENUPROTO(viewdata_save_as);
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MENUPROTO(viewdata_print);
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MENUPROTO(viewdata_close);
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MENUPROTO(viewdata_select_all);
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MENUPROTO(viewdata_cut);
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MENUPROTO(viewdata_copy);
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MENUPROTO(viewdata_paste);
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MENUPROTO(viewdata_delete);
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MENUPROTO(viewdata_zoom_in);
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MENUPROTO(viewdata_zoom_out);
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MENUPROTO(viewdata_zoom_normal);
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MENUPROTO(viewdata_about);
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static struct menu_events viewdata_menu_events[] = {
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MENUEVENT(viewdata_save_as),
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MENUEVENT(viewdata_print),
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MENUEVENT(viewdata_close),
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MENUEVENT(viewdata_select_all),
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MENUEVENT(viewdata_cut),
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MENUEVENT(viewdata_copy),
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MENUEVENT(viewdata_paste),
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MENUEVENT(viewdata_delete),
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MENUEVENT(viewdata_zoom_in),
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MENUEVENT(viewdata_zoom_out),
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MENUEVENT(viewdata_zoom_normal),
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MENUEVENT(viewdata_about),
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{NULL, NULL}
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};
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static void nsgtk_attach_viewdata_menu_handlers(GtkBuilder *xml, gpointer g)
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{
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struct menu_events *event = viewdata_menu_events;
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while (event->widget != NULL)
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{
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GtkWidget *w = GTK_WIDGET(gtk_builder_get_object(xml, event->widget));
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g_signal_connect(G_OBJECT(w), "activate", event->handler, g);
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event++;
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}
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}
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static gboolean nsgtk_viewdata_destroy_event(GtkBuilder *window, gpointer g)
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{
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struct nsgtk_viewdata_ctx *vdctx = (struct nsgtk_viewdata_ctx *)g;
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if (vdctx->next != NULL) {
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vdctx->next->prev = vdctx->prev;
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}
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if (vdctx->prev != NULL) {
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vdctx->prev->next = vdctx->next;
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} else {
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nsgtk_viewdata_list = vdctx->next;
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}
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/* release the data */
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free(vdctx->data);
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/* free the builder */
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g_object_unref(G_OBJECT(vdctx->builder));
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/* free the context structure */
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free(vdctx);
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return FALSE;
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}
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static gboolean nsgtk_viewdata_delete_event(GtkWindow * window, gpointer g)
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{
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return FALSE;
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}
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static void nsgtk_viewdata_file_save(GtkWindow *parent, const char *filename,
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const char *data, size_t data_size)
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{
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FILE *f;
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GtkWidget *notif;
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GtkWidget *label;
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f = fopen(filename, "w+");
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if (f != NULL) {
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fwrite(data, data_size, 1, f);
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fclose(f);
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return;
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}
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/* inform user of faliure */
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notif = gtk_dialog_new_with_buttons(messages_get("gtkSaveFailedTitle"),
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parent,
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GTK_DIALOG_MODAL,
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NSGTK_STOCK_OK,
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GTK_RESPONSE_NONE,
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NULL);
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g_signal_connect_swapped(notif, "response",
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G_CALLBACK(gtk_widget_destroy), notif);
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label = gtk_label_new(messages_get("gtkSaveFailed"));
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gtk_container_add(GTK_CONTAINER(nsgtk_dialog_get_content_area(GTK_DIALOG(notif))), label);
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gtk_widget_show_all(notif);
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}
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gboolean nsgtk_on_viewdata_save_as_activate(GtkMenuItem *widget, gpointer g)
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{
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struct nsgtk_viewdata_ctx *nsg = (struct nsgtk_viewdata_ctx *) g;
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GtkWidget *fc;
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fc = gtk_file_chooser_dialog_new(messages_get("gtkSaveFile"),
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nsg->window,
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GTK_FILE_CHOOSER_ACTION_SAVE,
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NSGTK_STOCK_CANCEL,
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GTK_RESPONSE_CANCEL,
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NSGTK_STOCK_SAVE,
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GTK_RESPONSE_ACCEPT,
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NULL);
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gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(fc), nsg->filename);
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gtk_file_chooser_set_do_overwrite_confirmation(GTK_FILE_CHOOSER(fc),
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TRUE);
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if (gtk_dialog_run(GTK_DIALOG(fc)) == GTK_RESPONSE_ACCEPT) {
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char *filename;
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filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(fc));
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nsgtk_viewdata_file_save(nsg->window, filename, nsg->data, nsg->data_len);
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g_free(filename);
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}
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gtk_widget_destroy(fc);
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return TRUE;
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}
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gboolean nsgtk_on_viewdata_print_activate( GtkMenuItem *widget, gpointer g)
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{
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/* correct printing */
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return TRUE;
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}
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gboolean nsgtk_on_viewdata_close_activate( GtkMenuItem *widget, gpointer g)
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{
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struct nsgtk_viewdata_ctx *nsg = (struct nsgtk_viewdata_ctx *) g;
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gtk_widget_destroy(GTK_WIDGET(nsg->window));
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return TRUE;
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}
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gboolean nsgtk_on_viewdata_select_all_activate (GtkMenuItem *widget, gpointer g)
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{
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struct nsgtk_viewdata_ctx *nsg = (struct nsgtk_viewdata_ctx *) g;
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GtkTextBuffer *buf = gtk_text_view_get_buffer(nsg->gv);
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GtkTextIter start, end;
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gtk_text_buffer_get_bounds(buf, &start, &end);
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gtk_text_buffer_select_range(buf, &start, &end);
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return TRUE;
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}
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gboolean nsgtk_on_viewdata_cut_activate(GtkMenuItem *widget, gpointer g)
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{
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return TRUE;
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}
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gboolean nsgtk_on_viewdata_copy_activate(GtkMenuItem *widget, gpointer g)
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{
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struct nsgtk_viewdata_ctx *nsg = (struct nsgtk_viewdata_ctx *) g;
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GtkTextBuffer *buf = gtk_text_view_get_buffer(GTK_TEXT_VIEW(nsg->gv));
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gtk_text_buffer_copy_clipboard(buf,
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gtk_clipboard_get(GDK_SELECTION_CLIPBOARD));
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return TRUE;
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}
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gboolean nsgtk_on_viewdata_paste_activate(GtkMenuItem *widget, gpointer g)
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{
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return TRUE;
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}
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gboolean nsgtk_on_viewdata_delete_activate(GtkMenuItem *widget, gpointer g)
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{
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return TRUE;
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}
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static void nsgtk_viewdata_update_zoomlevel(gpointer g)
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{
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struct nsgtk_viewdata_ctx *nsg;
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GtkTextBuffer *buf;
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GtkTextTagTable *tab;
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GtkTextTag *tag;
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nsg = nsgtk_viewdata_list;
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while (nsg) {
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if (nsg->gv) {
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buf = gtk_text_view_get_buffer(GTK_TEXT_VIEW(nsg->gv));
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tab = gtk_text_buffer_get_tag_table(
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GTK_TEXT_BUFFER(buf));
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tag = gtk_text_tag_table_lookup(tab, "zoomlevel");
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if (!tag) {
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tag = gtk_text_tag_new("zoomlevel");
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gtk_text_tag_table_add(tab, GTK_TEXT_TAG(tag));
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}
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gdouble fscale = ((gdouble) viewdata_zoomlevel) / 10;
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g_object_set(GTK_TEXT_TAG(tag), "scale", fscale, NULL);
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GtkTextIter start, end;
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gtk_text_buffer_get_bounds(GTK_TEXT_BUFFER(buf),
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&start, &end);
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gtk_text_buffer_remove_all_tags(GTK_TEXT_BUFFER(buf),
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&start, &end);
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gtk_text_buffer_apply_tag(GTK_TEXT_BUFFER(buf),
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GTK_TEXT_TAG(tag), &start, &end);
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}
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nsg = nsg->next;
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}
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}
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gboolean nsgtk_on_viewdata_zoom_in_activate(GtkMenuItem *widget, gpointer g)
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{
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viewdata_zoomlevel++;
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nsgtk_viewdata_update_zoomlevel(g);
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return TRUE;
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}
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gboolean nsgtk_on_viewdata_zoom_out_activate(GtkMenuItem *widget, gpointer g)
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{
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if (viewdata_zoomlevel > 1) {
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viewdata_zoomlevel--;
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nsgtk_viewdata_update_zoomlevel(g);
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}
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return TRUE;
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}
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gboolean nsgtk_on_viewdata_zoom_normal_activate(GtkMenuItem *widget, gpointer g)
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{
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viewdata_zoomlevel = 10;
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nsgtk_viewdata_update_zoomlevel(g);
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return TRUE;
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}
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gboolean nsgtk_on_viewdata_about_activate(GtkMenuItem *widget, gpointer g)
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{
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struct nsgtk_viewdata_ctx *nsg = (struct nsgtk_viewdata_ctx *) g;
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nsgtk_about_dialog_init(nsg->window);
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return TRUE;
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}
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/**
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* View the data in a gtk text window.
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*/
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static nserror
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window_init(const char *title,
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const char *filename,
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char *ndata,
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size_t ndata_len)
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{
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GtkWindow *window;
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GtkWidget *cutbutton;
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GtkWidget *pastebutton;
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GtkWidget *deletebutton;
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GtkWidget *printbutton;
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GtkTextView *dataview;
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PangoFontDescription *fontdesc;
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GtkTextBuffer *tb;
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struct nsgtk_viewdata_ctx *newctx;
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nserror res;
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newctx = malloc(sizeof(struct nsgtk_viewdata_ctx));
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if (newctx == NULL) {
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return NSERROR_NOMEM;
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}
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res = nsgtk_builder_new_from_resname("viewdata", &newctx->builder);
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if (res != NSERROR_OK) {
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LOG("Viewdata UI builder init failed");
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free(newctx);
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return res;
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}
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gtk_builder_connect_signals(newctx->builder, NULL);
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window = GTK_WINDOW(gtk_builder_get_object(newctx->builder,
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"ViewDataWindow"));
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if (window == NULL) {
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LOG("Unable to find window in builder ");
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/* free the builder */
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g_object_unref(G_OBJECT(newctx->builder));
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/* free the context structure */
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free(newctx);
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return NSERROR_INIT_FAILED;
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}
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cutbutton = GTK_WIDGET(gtk_builder_get_object(newctx->builder, "viewdata_cut"));
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pastebutton = GTK_WIDGET(gtk_builder_get_object(newctx->builder, "viewdata_paste"));
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deletebutton = GTK_WIDGET(gtk_builder_get_object(newctx->builder, "viewdata_delete"));
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printbutton = GTK_WIDGET(gtk_builder_get_object(newctx->builder, "viewdata_print"));
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gtk_widget_set_sensitive(cutbutton, FALSE);
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gtk_widget_set_sensitive(pastebutton, FALSE);
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gtk_widget_set_sensitive(deletebutton, FALSE);
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/* for now */
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gtk_widget_set_sensitive(printbutton, FALSE);
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newctx->filename = strdup(filename);
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newctx->data = ndata;
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newctx->data_len = ndata_len;
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newctx->window = window;
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newctx->next = nsgtk_viewdata_list;
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newctx->prev = NULL;
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if (nsgtk_viewdata_list != NULL) {
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nsgtk_viewdata_list->prev = newctx;
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}
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nsgtk_viewdata_list = newctx;
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nsgtk_attach_viewdata_menu_handlers(newctx->builder, newctx);
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gtk_window_set_title(window, title);
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g_signal_connect(G_OBJECT(window), "destroy",
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G_CALLBACK(nsgtk_viewdata_destroy_event),
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newctx);
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g_signal_connect(G_OBJECT(window), "delete-event",
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G_CALLBACK(nsgtk_viewdata_delete_event),
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newctx);
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dataview = GTK_TEXT_VIEW(gtk_builder_get_object(newctx->builder,
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"viewdata_view"));
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fontdesc = pango_font_description_from_string("Monospace 8");
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newctx->gv = dataview;
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nsgtk_widget_modify_font(GTK_WIDGET(dataview), fontdesc);
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tb = gtk_text_view_get_buffer(dataview);
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gtk_text_buffer_set_text(tb, newctx->data, -1);
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gtk_widget_show(GTK_WIDGET(window));
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return NSERROR_OK;
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}
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/**
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* open a window to dispaly an existing file.
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*/
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static nserror
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window_init_fname(const char *title,
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const char *leafname,
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const char *filename)
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{
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nserror ret;
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FILE *f;
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char *ndata;
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long tell_len;
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size_t ndata_len;
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f = fopen(filename, "r");
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if (f == NULL) {
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return NSERROR_NOT_FOUND;
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}
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if (fseek(f, 0, SEEK_END) != 0) {
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fclose(f);
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return NSERROR_BAD_SIZE;
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}
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tell_len = ftell(f);
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if (tell_len == -1) {
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fclose(f);
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return NSERROR_BAD_SIZE;
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}
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if (fseek(f, 0, SEEK_SET) != 0) {
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fclose(f);
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return NSERROR_BAD_SIZE;
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}
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ndata = malloc(tell_len);
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ndata_len = fread(ndata, 1, tell_len, f);
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fclose(f);
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/* window init takes ownership of the ndata if there is no error */
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ret = window_init(title, leafname, ndata, ndata_len);
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if (ret != NSERROR_OK) {
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free(ndata);
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}
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return ret;
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}
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/**
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* open a new tab from an existing file.
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*/
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static nserror
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tab_init_fname(const char *title,
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const char *leafname,
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const char *fname)
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{
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nsurl *url;
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nserror ret;
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/* Open tab on temporary file */
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ret = netsurf_path_to_nsurl(fname, &url);
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if (ret != NSERROR_OK) {
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return ret;
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}
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/* open tab on temportary file */
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ret = browser_window_create(BW_CREATE_TAB | BW_CREATE_HISTORY, url, NULL, NULL, NULL);
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nsurl_unref(url);
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if (ret != NSERROR_OK) {
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return ret;
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}
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return NSERROR_OK;
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}
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/**
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* create a new tab from data.
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*/
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static nserror
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tab_init(const char *title,
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const char *leafname,
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char *ndata,
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size_t ndata_len)
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{
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nserror ret;
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gchar *fname;
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gint handle;
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FILE *f;
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|
|
handle = g_file_open_tmp("nsgtkdataXXXXXX", &fname, NULL);
|
|
if ((handle == -1) || (fname == NULL)) {
|
|
return NSERROR_SAVE_FAILED;
|
|
}
|
|
close(handle); /* in case it was binary mode */
|
|
|
|
/* save data to temporary file */
|
|
f = fopen(fname, "w");
|
|
if (f == NULL) {
|
|
nsgtk_warning(messages_get("gtkSourceTabError"), 0);
|
|
g_free(fname);
|
|
return NSERROR_SAVE_FAILED;
|
|
}
|
|
fprintf(f, "%s", ndata);
|
|
fclose(f);
|
|
|
|
ret = tab_init_fname(title, leafname, fname);
|
|
if (ret == NSERROR_OK) {
|
|
free(ndata);
|
|
}
|
|
|
|
g_free(fname);
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
/**
|
|
* Build string vector of search path.
|
|
*
|
|
* ${XDG_DATA_HOME:-$HOME/.local/share}:${XDG_DATA_DIRS:-/usr/local/share:/usr/share}
|
|
*
|
|
* $XDG_DATA_HOME if empty use $HOME/.local/share
|
|
*
|
|
* XDG_DATA_DIRS if empty use /usr/local/share/:/usr/share/
|
|
*
|
|
* \return string vector of search pathnames or NULL on error.
|
|
*/
|
|
static char** xdg_data_strvec(void)
|
|
{
|
|
const char *xdg_data_dirs;
|
|
const char *xdg_data_home;
|
|
const char *home_dir;
|
|
char *xdg_data_path;
|
|
int xdg_data_size;
|
|
char **svec;
|
|
|
|
xdg_data_dirs = getenv("XDG_DATA_DIRS");
|
|
if ((xdg_data_dirs == NULL) ||
|
|
(*xdg_data_dirs == 0) ||
|
|
(strlen(xdg_data_dirs) > 4096)) {
|
|
xdg_data_dirs = "/usr/local/share/:/usr/share/";
|
|
}
|
|
|
|
xdg_data_home = getenv("XDG_DATA_HOME");
|
|
if ((xdg_data_home == NULL) ||
|
|
(*xdg_data_home == 0) ||
|
|
(strlen(xdg_data_home) > 4096)) {
|
|
/* $XDG_DATA_HOME is empty use $HOME/.local/share */
|
|
|
|
home_dir = getenv("HOME");
|
|
if ((home_dir == NULL) ||
|
|
(*home_dir == 0) ||
|
|
(strlen(home_dir) > 4096)) {
|
|
xdg_data_path = strdup(xdg_data_dirs);
|
|
} else {
|
|
xdg_data_size = strlen(home_dir) +
|
|
SLEN("/.local/share:") +
|
|
strlen(xdg_data_dirs) + 1;
|
|
xdg_data_path = malloc(xdg_data_size);
|
|
snprintf(xdg_data_path, xdg_data_size ,
|
|
"%s/.local/share/:%s",
|
|
home_dir, xdg_data_dirs);
|
|
}
|
|
} else {
|
|
xdg_data_size = strlen(xdg_data_home) +
|
|
strlen(xdg_data_dirs) + 2;
|
|
xdg_data_path = malloc(xdg_data_size);
|
|
snprintf(xdg_data_path, xdg_data_size , "%s:%s",
|
|
xdg_data_home, xdg_data_dirs);
|
|
}
|
|
|
|
LOG("%s", xdg_data_path);
|
|
|
|
svec = filepath_path_to_strvec(xdg_data_path);
|
|
free(xdg_data_path);
|
|
|
|
return svec;
|
|
}
|
|
|
|
/**
|
|
* Search application defaults file for matching mime type.
|
|
*
|
|
* create filename form path and applications/defaults.list
|
|
*
|
|
* look for [Default Applications]
|
|
* search lines looking like mime/type=Desktop
|
|
*
|
|
* \param path The base path.
|
|
* \param mimetype The mimetype to search for.
|
|
* \return The desktop file associated with the mime type or NULL if not found.
|
|
*/
|
|
static char *xdg_get_default_app(const char *path, const char *mimetype)
|
|
{
|
|
FILE *fp;
|
|
char *line = NULL;
|
|
size_t len = 0;
|
|
ssize_t rd;
|
|
int fname_len;
|
|
char *fname;
|
|
int mimetype_len;
|
|
char *ret = NULL;
|
|
|
|
fname_len = strlen(path) + SLEN("/applications/defaults.list") + 1;
|
|
fname = malloc(fname_len);
|
|
snprintf(fname, fname_len, "%s/applications/defaults.list", path);
|
|
|
|
LOG("Checking %s", fname);
|
|
|
|
fp = fopen(fname, "r");
|
|
free(fname);
|
|
if (fp == NULL) {
|
|
return NULL;
|
|
}
|
|
|
|
mimetype_len = strlen(mimetype);
|
|
while ((rd = getline(&line, &len, fp)) != -1) {
|
|
/* line includes line endings if present, remove them */
|
|
while ((line[rd - 1] == '\n') || (line[rd - 1] == '\r')) {
|
|
rd--;
|
|
}
|
|
line[rd] = 0;
|
|
|
|
/* look for mimetype */
|
|
if ((rd > mimetype_len) &&
|
|
(line[mimetype_len] == '=') &&
|
|
(strncmp(line, mimetype, mimetype_len) == 0)) {
|
|
|
|
ret = strdup(line + mimetype_len + 1);
|
|
|
|
LOG("Found line match for %s length %zu\n", mimetype, rd);
|
|
LOG("Result %s", ret);
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
free(line);
|
|
fclose(fp);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* Search desktop file for an Exec line.
|
|
*
|
|
* search path is combined with applications/application.desktop to
|
|
* create a filename.
|
|
*
|
|
* Desktop file format http://standards.freedesktop.org/desktop-entry-spec/desktop-entry-spec-latest.html
|
|
*
|
|
* \todo The parsing of the desktop file is badly incomplete and needs
|
|
* improving. For example the handling of the = delimiter is wrong and
|
|
* selection from the "Desktop Entry" group is completely absent.
|
|
*
|
|
*/
|
|
static char *xdg_get_exec_cmd(const char *path, const char *desktop)
|
|
{
|
|
FILE *fp;
|
|
char *line = NULL;
|
|
size_t len = 0;
|
|
ssize_t rd;
|
|
int fname_len;
|
|
char *fname;
|
|
char *ret = NULL;
|
|
|
|
fname_len = strlen(path) + SLEN("/applications/") + strlen(desktop) + 1;
|
|
fname = malloc(fname_len);
|
|
snprintf(fname, fname_len, "%s/applications/%s", path, desktop);
|
|
|
|
LOG("Checking %s", fname);
|
|
|
|
fp = fopen(fname, "r");
|
|
free(fname);
|
|
if (fp == NULL) {
|
|
return NULL;
|
|
}
|
|
|
|
while ((rd = getline(&line, &len, fp)) != -1) {
|
|
/* line includes line endings if present, remove them */
|
|
while ((line[rd - 1] == '\n') || (line[rd - 1] == '\r')) {
|
|
rd--;
|
|
}
|
|
line[rd] = 0;
|
|
|
|
/* look for mimetype */
|
|
if ((rd > (ssize_t)SLEN("Exec=")) &&
|
|
(strncmp(line, "Exec=", SLEN("Exec=")) == 0)) {
|
|
|
|
ret = strdup(line + SLEN("Exec="));
|
|
|
|
LOG("Found Exec length %zu", rd);
|
|
LOG("Result %s", ret);
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
free(line);
|
|
fclose(fp);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static char *exec_arg(const char *arg, int len, const char *fname)
|
|
{
|
|
char *res = NULL;
|
|
|
|
if (*arg == '%') {
|
|
arg++;
|
|
if ((*arg == 'f') || (*arg == 'F') ||
|
|
(*arg == 'u') || (*arg == 'U')) {
|
|
res = strdup(fname);
|
|
}
|
|
} else {
|
|
res = calloc(1, len + 1);
|
|
if (res != NULL) {
|
|
memcpy(res, arg, len);
|
|
}
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
/**
|
|
* Build vector for executing app.
|
|
*/
|
|
static char **build_exec_argv(const char *fname, const char *exec_cmd)
|
|
{
|
|
char **argv;
|
|
const char *start; /* current arguments start */
|
|
const char *cur; /* current ptr within exec cmd */
|
|
int aidx = 0; /* argv index */
|
|
|
|
argv = calloc(10, sizeof(char *));
|
|
if (argv == NULL) {
|
|
return NULL;
|
|
}
|
|
|
|
cur = exec_cmd;
|
|
while (*cur != 0) {
|
|
/* skip whitespace */
|
|
while ((*cur != 0) && (*cur == ' ')) {
|
|
cur++;
|
|
}
|
|
if (*cur == 0) {
|
|
break;
|
|
}
|
|
start = cur;
|
|
|
|
/* find end of element */
|
|
while ((*cur != 0) && (*cur != ' ')) {
|
|
cur++;
|
|
}
|
|
|
|
argv[aidx] = exec_arg(start, cur - start, fname);
|
|
if (argv[aidx] != NULL) {
|
|
LOG("adding \"%s\"", argv[aidx]);
|
|
aidx++;
|
|
}
|
|
}
|
|
|
|
/* if no arguments were found there was nothing to execute */
|
|
if (aidx == 0) {
|
|
free(argv);
|
|
return NULL;
|
|
}
|
|
|
|
return argv;
|
|
}
|
|
|
|
|
|
/**
|
|
* open an editor from an existing file.
|
|
*/
|
|
static nserror
|
|
editor_init_fname(const char *title,
|
|
const char *leafname,
|
|
const char *fname)
|
|
{
|
|
char **xdg_data_vec;
|
|
int veci;
|
|
/* desktop file of default app for mimetype */
|
|
char *def_app_desktop = NULL;
|
|
char *exec_cmd = NULL;
|
|
char **argv;
|
|
|
|
/* build string vector of search path */
|
|
xdg_data_vec = xdg_data_strvec();
|
|
|
|
/* find user configured app for opening text/plain */
|
|
veci = 0;
|
|
while (xdg_data_vec[veci] != NULL) {
|
|
def_app_desktop = xdg_get_default_app(xdg_data_vec[veci],
|
|
"text/plain");
|
|
if (def_app_desktop != NULL) {
|
|
break;
|
|
}
|
|
veci++;
|
|
}
|
|
|
|
if (def_app_desktop == NULL) {
|
|
/* no default app */
|
|
filepath_free_strvec(xdg_data_vec);
|
|
return NSERROR_NOT_FOUND;
|
|
}
|
|
|
|
/* find app to execute */
|
|
veci = 0;
|
|
while (xdg_data_vec[veci] != NULL) {
|
|
exec_cmd = xdg_get_exec_cmd(xdg_data_vec[veci], def_app_desktop);
|
|
if (exec_cmd != NULL) {
|
|
break;
|
|
}
|
|
veci++;
|
|
}
|
|
free(def_app_desktop);
|
|
filepath_free_strvec(xdg_data_vec);
|
|
|
|
if (exec_cmd == NULL) {
|
|
/* no exec entry */
|
|
return NSERROR_NOT_FOUND;
|
|
}
|
|
|
|
/* build exec vector */
|
|
argv = build_exec_argv(fname, exec_cmd);
|
|
free(exec_cmd);
|
|
|
|
/* execute target app on saved data */
|
|
if (g_spawn_async(NULL, argv, NULL, G_SPAWN_SEARCH_PATH, NULL, NULL,
|
|
NULL, NULL) != TRUE) {
|
|
return NSERROR_NOT_FOUND;
|
|
}
|
|
filepath_free_strvec(argv);
|
|
|
|
return NSERROR_OK;
|
|
}
|
|
|
|
/**
|
|
* open an editor with data.
|
|
*/
|
|
static nserror
|
|
editor_init(const char *title,
|
|
const char *leafname,
|
|
char *ndata,
|
|
size_t ndata_len)
|
|
{
|
|
|
|
nserror ret;
|
|
gchar *fname;
|
|
gint handle;
|
|
FILE *f;
|
|
|
|
handle = g_file_open_tmp("nsgtkdataXXXXXX", &fname, NULL);
|
|
if ((handle == -1) || (fname == NULL)) {
|
|
return NSERROR_SAVE_FAILED;
|
|
}
|
|
close(handle); /* in case it was binary mode */
|
|
|
|
/* save data to temporary file */
|
|
f = fopen(fname, "w");
|
|
if (f == NULL) {
|
|
nsgtk_warning(messages_get("gtkSourceTabError"), 0);
|
|
g_free(fname);
|
|
return NSERROR_SAVE_FAILED;
|
|
}
|
|
fprintf(f, "%s", ndata);
|
|
fclose(f);
|
|
|
|
ret = editor_init_fname(title, leafname, fname);
|
|
if (ret == NSERROR_OK) {
|
|
free(ndata);
|
|
}
|
|
|
|
g_free(fname);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/* exported interface documented in gtk/viewdata.h */
|
|
nserror
|
|
nsgtk_viewdata(const char *title,
|
|
const char *filename,
|
|
char *ndata,
|
|
size_t ndata_len)
|
|
{
|
|
nserror ret;
|
|
|
|
switch (nsoption_int(developer_view)) {
|
|
case 0:
|
|
ret = window_init(title, filename, ndata, ndata_len);
|
|
break;
|
|
|
|
case 1:
|
|
ret = tab_init(title, filename, ndata, ndata_len);
|
|
break;
|
|
|
|
case 2:
|
|
ret = editor_init(title, filename, ndata, ndata_len);
|
|
break;
|
|
|
|
default:
|
|
ret = NSERROR_BAD_PARAMETER;
|
|
break;
|
|
}
|
|
if (ret != NSERROR_OK) {
|
|
/* release the data */
|
|
free(ndata);
|
|
}
|
|
|
|
|
|
return ret;
|
|
}
|
|
|
|
/* exported interface documented in gtk/viewdata.h */
|
|
nserror
|
|
nsgtk_viewfile(const char *title,
|
|
const char *leafname,
|
|
const char *filename)
|
|
{
|
|
nserror ret;
|
|
|
|
switch (nsoption_int(developer_view)) {
|
|
case 0:
|
|
ret = window_init_fname(title, leafname, filename);
|
|
break;
|
|
|
|
case 1:
|
|
ret = tab_init_fname(title, leafname, filename);
|
|
break;
|
|
|
|
case 2:
|
|
ret = editor_init_fname(title, leafname, filename);
|
|
break;
|
|
|
|
default:
|
|
ret = NSERROR_BAD_PARAMETER;
|
|
break;
|
|
}
|
|
|
|
return ret;
|
|
}
|