openbox/actions/execute.c

   1 #include "openbox/actions.h"
   2 #include "openbox/event.h"
   3 #include "openbox/startupnotify.h"
   4 #include "openbox/client.h"
   5 #include "openbox/prompt.h"
   6 #include "openbox/screen.h"
   7 #include "obt/paths.h"
   8 #include "gettext.h"
   9
  10 #ifdef HAVE_STDLIB_H
  11 #  include <stdlib.h>
  12 #endif
  13
  14 typedef struct {
  15     gchar   *cmd;
  16     gboolean sn;
  17     gchar   *sn_name;
  18     gchar   *sn_icon;
  19     gchar   *sn_wmclass;
  20     gchar   *prompt;
  21 } Options;
  22
  23 static gpointer setup_func(xmlNodePtr node);
  24 static void     free_func(gpointer options);
  25 static gboolean run_func(ObActionsData *data, gpointer options);
  26 /*
  27 static gboolean i_input_func(guint initial_state,
  28                              XEvent *e,
  29                              gpointer options,
  30                              gboolean *used);
  31 static void     i_cancel_func(gpointer options);
  32 */
  33
  34 void action_execute_startup(void)
  35 {
  36     actions_register("Execute", setup_func, free_func, run_func, NULL, NULL);
  37 }
  38
  39 static gpointer setup_func(xmlNodePtr node)
  40 {
  41     xmlNodePtr n;
  42     Options *o;
  43
  44     o = g_new0(Options, 1);
  45
  46     if ((n = obt_parse_find_node(node, "command")) ||
  47         (n = obt_parse_find_node(node, "execute")))
  48     {
  49         gchar *s = obt_parse_node_string(n);
  50         o->cmd = obt_paths_expand_tilde(s);
  51         g_free(s);
  52     }
  53
  54     if ((n = obt_parse_find_node(node, "prompt")))
  55         o->prompt = obt_parse_node_string(n);
  56
  57     if ((n = obt_parse_find_node(node, "startupnotify"))) {
  58         xmlNodePtr m;
  59         if ((m = obt_parse_find_node(n->children, "enabled")))
  60             o->sn = obt_parse_node_bool(m);
  61         if ((m = obt_parse_find_node(n->children, "name")))
  62             o->sn_name = obt_parse_node_string(m);
  63         if ((m = obt_parse_find_node(n->children, "icon")))
  64             o->sn_icon = obt_parse_node_string(m);
  65         if ((m = obt_parse_find_node(n->children, "wmclass")))
  66             o->sn_wmclass = obt_parse_node_string(m);
  67     }
  68     return o;
  69 }
  70
  71 static void free_func(gpointer options)
  72 {
  73     Options *o = options;
  74
  75     if (o) {
  76         g_free(o->cmd);
  77         g_free(o->sn_name);
  78         g_free(o->sn_icon);
  79         g_free(o->sn_wmclass);
  80         g_free(o->prompt);
  81         g_free(o);
  82     }
  83 }
  84
  85 static Options* dup_options(Options *in)
  86 {
  87     Options *o = g_new(Options, 1);
  88     o->cmd = g_strdup(in->cmd);
  89     o->sn = in->sn;
  90     o->sn_name = g_strdup(in->sn_name);
  91     o->sn_icon = g_strdup(in->sn_icon);
  92     o->sn_wmclass = g_strdup(in->sn_wmclass);
  93     o->prompt = NULL;
  94     return o;
  95 }
  96
  97 static gboolean run_func(ObActionsData *data, gpointer options);
  98
  99 static void prompt_cb(ObPrompt *p, gint result, gpointer options)
 100 {
 101     if (result)
 102         run_func(NULL, options);
 103
 104     prompt_unref(p);
 105     free_func(options);
 106 }
 107
 108 /* Always return FALSE because its not interactive */
 109 static gboolean run_func(ObActionsData *data, gpointer options)
 110 {
 111     GError *e;
 112     gchar **argv = NULL;
 113     gchar *cmd;
 114     Options *o = options;
 115
 116     if (!o->cmd) return FALSE;
 117
 118     if (o->prompt) {
 119         ObPrompt *p;
 120         Options *ocp;
 121         ObPromptAnswer answers[] = {
 122             { _("No"), 0 },
 123             { _("Yes"), 1 }
 124         };
 125
 126         ocp = dup_options(options);
 127         p = prompt_new(o->prompt, answers, 2, 0, 0, prompt_cb, ocp);
 128         prompt_show(p, NULL, FALSE);
 129
 130         return FALSE;
 131     }
 132
 133     cmd = g_filename_from_utf8(o->cmd, -1, NULL, NULL, NULL);
 134     if (!cmd) {
 135         g_message(_("Failed to convert the path \"%s\" from utf8"), o->cmd);
 136         return FALSE;
 137     }
 138
 139     if (data->client) {
 140         gchar *c, *before, *expand;
 141
 142         /* replace occurances of $pid and $window */
 143
 144         expand = NULL;
 145         before = cmd;
 146
 147         while ((c = strchr(before, '$'))) {
 148             if ((c[1] == 'p' || c[1] == 'P') &&
 149                 (c[2] == 'i' || c[2] == 'I') &&
 150                 (c[3] == 'd' || c[3] == 'D') &&
 151                 !g_ascii_isalnum(c[4]))
 152             {
 153                 /* found $pid */
 154                 gchar *tmp;
 155
 156                 *c = '\0';
 157                 tmp = expand;
 158                 expand = g_strdup_printf("%s%s%u",
 159                                          (expand ? expand : ""),
 160                                          before,
 161                                          data->client->pid);
 162                 g_free(tmp);
 163
 164                 before = c + 4; /* 4 = strlen("$pid") */
 165             }
 166
 167             if ((c[1] == 'w' || c[1] == 'W') &&
 168                 (c[2] == 'i' || c[2] == 'I') &&
 169                 (c[3] == 'd' || c[3] == 'D') &&
 170                 !g_ascii_isalnum(c[7]))
 171             {
 172                 /* found $window */
 173                 gchar *tmp;
 174
 175                 *c = '\0';
 176                 tmp = expand;
 177                 expand = g_strdup_printf("%s%s%lu",
 178                                          (expand ? expand : ""),
 179                                          before,
 180                                          data->client->window);
 181                 g_free(tmp);
 182
 183                 before = c + 7; /* 4 = strlen("$window") */
 184             }
 185         }
 186
 187         if (expand) {
 188             gchar *tmp;
 189
 190             /* add on the end of the string after the last replacement */
 191             tmp = expand;
 192             expand = g_strconcat(expand, before, NULL);
 193             g_free(tmp);
 194
 195             /* replace the command with the expanded one */
 196             g_free(cmd);
 197             cmd = expand;
 198         }
 199     }
 200
 201     /* If there is a keyboard grab going on then we need to cancel
 202        it so the application can grab things */
 203     event_cancel_all_key_grabs();
 204
 205     e = NULL;
 206     if (!g_shell_parse_argv(cmd, NULL, &argv, &e)) {
 207         g_message(_("Failed to execute \"%s\": %s"), o->cmd, e->message);
 208         g_error_free(e);
 209     }
 210     else {
 211         gchar *program = NULL;
 212         gboolean ok;
 213
 214         if (o->sn) {
 215             program = g_path_get_basename(argv[0]);
 216             /* sets up the environment */
 217             sn_setup_spawn_environment(program, o->sn_name, o->sn_icon,
 218                                        o->sn_wmclass,
 219                                        /* launch it on the current desktop */
 220                                        screen_desktop);
 221         }
 222
 223         e = NULL;
 224         ok = g_spawn_async(NULL, argv, NULL,
 225                            G_SPAWN_SEARCH_PATH |
 226                            G_SPAWN_DO_NOT_REAP_CHILD,
 227                            NULL, NULL, NULL, &e);
 228         if (!ok) {
 229             g_message(_("Failed to execute \"%s\": %s"),
 230                       o->cmd, e->message);
 231             g_error_free(e);
 232         }
 233
 234         if (o->sn) {
 235             if (!ok) sn_spawn_cancel();
 236             unsetenv("DESKTOP_STARTUP_ID");
 237         }
 238
 239         g_free(program);
 240         g_strfreev(argv);
 241     }
 242
 243     g_free(cmd);
 244
 245     return FALSE;
 246 }