downloads.c

   1 #include <webkit2/webkit2.h>
   2
   3 #include "downloads.h"
   4
   5 gboolean download_handle(WebKitDownload *, gchar *, gpointer);
   6 void download_click(GtkToolButton *, gpointer);
   7 void download_cancel(GtkMenuItem *, gpointer);
   8 gboolean downloadmanager_delete(GtkWidget *, gpointer);
   9
  10 struct DownloadManager {
  11         GtkWidget *scroll;
  12         GtkWidget *toolbar;
  13         GtkWidget *win;
  14 } dm;
  15
  16 gint downloads = 0;
  17
  18 struct DownloadItem {
  19         GtkToolButton *tb;
  20         WebKitDownload *download;
  21 };
  22
  23 gboolean
  24 key_downloadmanager(GtkWidget *widget, GdkEvent *event, gpointer data)
  25 {
  26         if (event->type == GDK_KEY_PRESS) {
  27                 if (((GdkEventKey *)event)->state & GDK_CONTROL_MASK) {
  28                         int key = ((GdkEventKey *)event)->keyval;
  29                         if ((GDK_KEY_q == key) || (GDK_KEY_y == key)) {
  30                                 downloadmanager_delete(dm.win, NULL);
  31                                 return TRUE;
  32                         }
  33                 }
  34         }
  35         return FALSE;
  36 }
  37
  38 void
  39 changed_download_progress(GObject *obj, GParamSpec *pspec, gpointer data)
  40 {
  41         WebKitDownload *download = WEBKIT_DOWNLOAD(obj);
  42         WebKitURIResponse *resp;
  43         GtkToolItem *tb = GTK_TOOL_ITEM(data);
  44         gdouble p, size_mb;
  45         const gchar *uri;
  46         gchar *t, *filename, *base;
  47         p = webkit_download_get_estimated_progress(download);
  48         p = p > 1 ? 1 : p;
  49         p = p < 0 ? 0 : p;
  50         p *= 100;
  51         resp = webkit_download_get_response(download);
  52         size_mb = webkit_uri_response_get_content_length(resp) / 1e6;
  53
  54         uri = webkit_download_get_destination(download);
  55         filename = g_filename_from_uri(uri, NULL, NULL);
  56         base = g_path_get_basename(filename);
  57         t = g_strdup_printf("%s (%.0f%% of %.1f MB)", base, p, size_mb);
  58         g_free(filename);
  59         g_free(base);
  60         gtk_tool_button_set_label(GTK_TOOL_BUTTON(tb), t);
  61         g_free(t);
  62 }
  63
  64 void
  65 download_finished(WebKitDownload *download, gpointer data)
  66 {
  67         if (strcmp(gtk_tool_button_get_icon_name(GTK_TOOL_BUTTON(data)),
  68                    "dialog-error") != 0)
  69                 gtk_tool_button_set_icon_name(GTK_TOOL_BUTTON(data),
  70                                               "emblem-downloads");
  71         downloads--;
  72 }
  73
  74 void
  75 download_start(WebKitWebView *web_view, WebKitDownload *download, gpointer data)
  76 {
  77         g_signal_connect(G_OBJECT(download), "decide-destination",
  78                          G_CALLBACK(download_handle), data);
  79 }
  80 gboolean
  81 download_handle(WebKitDownload *download, gchar *suggested_filename,
  82                 gpointer data)
  83 {
  84         gchar *uri;
  85         GtkToolItem *tb;
  86
  87         GtkWidget *chooser = gtk_file_chooser_dialog_new(
  88                 "Choose download location", GTK_WINDOW(dm.win),
  89                 GTK_FILE_CHOOSER_ACTION_SAVE, "Save file", GTK_RESPONSE_ACCEPT,
  90                 "Cancel", GTK_RESPONSE_CANCEL, NULL);
  91         gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(chooser),
  92                                             (char *)data);
  93         gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(chooser),
  94                                           suggested_filename);
  95         gtk_file_chooser_set_do_overwrite_confirmation(
  96                 GTK_FILE_CHOOSER(chooser), TRUE);
  97         gint res = gtk_dialog_run(GTK_DIALOG(chooser));
  98         switch (res) {
  99         case GTK_RESPONSE_ACCEPT:
 100                 uri = gtk_file_chooser_get_uri(GTK_FILE_CHOOSER(chooser));
 101                 webkit_download_set_destination(
 102                         download,
 103                         gtk_file_chooser_get_uri(GTK_FILE_CHOOSER(chooser)));
 104                 break;
 105         case GTK_RESPONSE_CANCEL:
 106                 return FALSE;
 107         default:
 108                 return FALSE;
 109         }
 110
 111         gtk_widget_destroy(chooser);
 112
 113         remove(uri + 7); // Remove before overwrite
 114         tb = gtk_tool_button_new(NULL, NULL);
 115         gtk_tool_button_set_icon_name(GTK_TOOL_BUTTON(tb), "network-receive");
 116         gtk_tool_button_set_label(GTK_TOOL_BUTTON(tb), uri);
 117         gtk_toolbar_insert(GTK_TOOLBAR(dm.toolbar), tb, 0);
 118         gtk_widget_show_all(dm.win);
 119
 120         g_signal_connect(G_OBJECT(download), "notify::estimated-progress",
 121                          G_CALLBACK(changed_download_progress), tb);
 122
 123         downloads++;
 124         g_signal_connect(G_OBJECT(download), "finished",
 125                          G_CALLBACK(download_finished), tb);
 126
 127         g_object_ref(download);
 128
 129         struct DownloadItem *payload = malloc(sizeof(*payload));
 130         payload->tb = (GtkToolButton *)tb;
 131         payload->download = download;
 132         g_signal_connect(G_OBJECT(tb), "clicked", G_CALLBACK(download_click),
 133                          payload);
 134         g_signal_connect(G_OBJECT(tb), "failed", G_CALLBACK(download_cancel),
 135                          payload);
 136         g_signal_connect(G_OBJECT(tb), "destroy_event", G_CALLBACK(g_free),
 137                          payload);
 138
 139         //Propagate-- to whom it may concern.
 140         return FALSE;
 141 }
 142
 143 void
 144 download_cancel(GtkMenuItem *tb, gpointer data)
 145 {
 146         struct DownloadItem *payload = data;
 147         gtk_tool_button_set_icon_name(GTK_TOOL_BUTTON(payload->tb),
 148                                       "dialog-error");
 149         webkit_download_cancel(payload->download);
 150 }
 151
 152 const char *
 153 download_get_path(struct DownloadItem *payload)
 154 {
 155         const char *path = webkit_download_get_destination(payload->download);
 156         return path += 7;
 157 }
 158
 159 void
 160 download_hide(GtkMenuItem *tb, gpointer data)
 161 {
 162         struct DownloadItem *payload = data;
 163         g_object_unref(payload->download);
 164         gtk_widget_destroy(GTK_WIDGET(payload->tb));
 165 }
 166
 167 void
 168 download_delete(GtkMenuItem *tb, gpointer data)
 169 {
 170         remove(download_get_path((struct DownloadItem *)data));
 171         download_hide(tb, data);
 172 }
 173
 174 void
 175 download_copy_url(GtkMenuItem *tb, gpointer data)
 176 {
 177         struct DownloadItem *payload = data;
 178         WebKitURIRequest *req = webkit_download_get_request(payload->download);
 179         const gchar *uri = webkit_uri_request_get_uri(req);
 180         gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), uri,
 181                                strlen(uri));
 182 }
 183
 184 void
 185 download_copy_path(GtkMenuItem *tb, gpointer data)
 186 {
 187         const char *path = download_get_path((struct DownloadItem *)data);
 188         gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), path,
 189                                strlen(path));
 190 }
 191
 192 void
 193 download_xdg_open(GtkMenuItem *tb, gpointer data)
 194 {
 195         struct DownloadItem *payload = data;
 196         const gchar *path = webkit_download_get_destination(payload->download);
 197         char *cmd = malloc(strlen(path) + 9);
 198         sprintf(cmd, "xdg-open %s", path);
 199         system(cmd);
 200 }
 201
 202 void
 203 download_click(GtkToolButton *tb, gpointer data)
 204 {
 205         GtkWidget *pmenu = gtk_menu_new();
 206         GtkWidget *option;
 207         if (strcmp(gtk_tool_button_get_icon_name(GTK_TOOL_BUTTON(tb)),
 208                    "network-receive") == 0) {
 209                 option = gtk_menu_item_new_with_label("Cancel download");
 210                 g_signal_connect(G_OBJECT(option), "activate",
 211                                  G_CALLBACK(download_cancel), data);
 212                 gtk_widget_show(option);
 213                 gtk_menu_shell_append(GTK_MENU_SHELL(pmenu), option);
 214         } else {
 215                 option =
 216                         gtk_menu_item_new_with_label("Hide download from list");
 217                 g_signal_connect(G_OBJECT(option), "activate",
 218                                  G_CALLBACK(download_hide), data);
 219                 gtk_widget_show(option);
 220                 gtk_menu_shell_append(GTK_MENU_SHELL(pmenu), option);
 221
 222                 option = gtk_menu_item_new_with_label("Delete downloaded file");
 223                 g_signal_connect(G_OBJECT(option), "activate",
 224                                  G_CALLBACK(download_delete), data);
 225                 gtk_widget_show(option);
 226                 gtk_menu_shell_append(GTK_MENU_SHELL(pmenu), option);
 227
 228                 option =
 229                         gtk_menu_item_new_with_label("Open file with xdg-open");
 230                 gtk_widget_show(option);
 231                 gtk_menu_shell_append(GTK_MENU_SHELL(pmenu), option);
 232                 g_signal_connect(G_OBJECT(option), "activate",
 233                                  G_CALLBACK(download_xdg_open), data);
 234         }
 235
 236         option = gtk_menu_item_new_with_label("Copy download URL");
 237         gtk_widget_show(option);
 238         gtk_menu_shell_append(GTK_MENU_SHELL(pmenu), option);
 239         g_signal_connect(G_OBJECT(option), "activate",
 240                          G_CALLBACK(download_copy_url), data);
 241
 242         option = gtk_menu_item_new_with_label("Copy local path");
 243         gtk_widget_show(option);
 244         gtk_menu_shell_append(GTK_MENU_SHELL(pmenu), option);
 245         g_signal_connect(G_OBJECT(option), "activate",
 246                          G_CALLBACK(download_copy_path), data);
 247
 248         gtk_menu_popup_at_pointer(GTK_MENU(pmenu), NULL);
 249 }
 250 gboolean
 251 downloadmanager_delete(GtkWidget *obj, gpointer data)
 252 {
 253         if (!quit_if_nothing_active()) gtk_widget_hide(dm.win);
 254
 255         return TRUE;
 256 }
 257
 258 void
 259 downloadmanager_setup(void)
 260 {
 261         dm.win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 262         gtk_window_set_type_hint(GTK_WINDOW(dm.win),
 263                                  GDK_WINDOW_TYPE_HINT_DIALOG);
 264         gtk_window_set_default_size(GTK_WINDOW(dm.win), 500, 250);
 265         gtk_window_set_title(GTK_WINDOW(dm.win), "chorizo - Download Manager");
 266         g_signal_connect(G_OBJECT(dm.win), "delete-event",
 267                          G_CALLBACK(downloadmanager_delete), NULL);
 268         g_signal_connect(G_OBJECT(dm.win), "key-press-event",
 269                          G_CALLBACK(key_downloadmanager), NULL);
 270
 271         dm.toolbar = gtk_toolbar_new();
 272         gtk_orientable_set_orientation(GTK_ORIENTABLE(dm.toolbar),
 273                                        GTK_ORIENTATION_VERTICAL);
 274         gtk_toolbar_set_style(GTK_TOOLBAR(dm.toolbar), GTK_TOOLBAR_BOTH_HORIZ);
 275         gtk_toolbar_set_show_arrow(GTK_TOOLBAR(dm.toolbar), FALSE);
 276
 277         dm.scroll = gtk_scrolled_window_new(NULL, NULL);
 278         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(dm.scroll),
 279                                        GTK_POLICY_AUTOMATIC,
 280                                        GTK_POLICY_AUTOMATIC);
 281         gtk_container_add(GTK_CONTAINER(dm.scroll), dm.toolbar);
 282
 283         gtk_container_add(GTK_CONTAINER(dm.win), dm.scroll);
 284 }
 285
 286 void
 287 downloadmanager_show(void)
 288 {
 289         gtk_widget_show_all(dm.win);
 290 }