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 gboolean prompt_cb(ObPrompt *p, gint result, gpointer options)
 100 {
 101     if (result)
 102         run_func(NULL, options);
 103     return TRUE; /* call the cleanup func */
 104 }
 105
 106 static void prompt_cleanup(ObPrompt *p, gpointer options)
 107 {
 108     prompt_unref(p);
 109     free_func(options);
 110 }
 111
 112 /* Always return FALSE because its not interactive */
 113 static gboolean run_func(ObActionsData *data, gpointer options)
 114 {
 115     GError *e;
 116     gchar **argv = NULL;
 117     gchar *cmd;
 118     Options *o = options;
 119
 120     if (!o->cmd) return FALSE;
 121
 122     if (o->prompt) {
 123         ObPrompt *p;
 124         Options *ocp;
 125         ObPromptAnswer answers[] = {
 126             { _("No"), 0 },
 127             { _("Yes"), 1 }
 128         };
 129
 130         ocp = dup_options(options);
 131         p = prompt_new(o->prompt, _("Execute"), answers, 2, 0, 0,
 132                        prompt_cb, prompt_cleanup, ocp);
 133         prompt_show(p, NULL, FALSE);
 134
 135         return FALSE;
 136     }
 137
 138     cmd = g_filename_from_utf8(o->cmd, -1, NULL, NULL, NULL);
 139     if (!cmd) {
 140         g_message(_("Failed to convert the path \"%s\" from utf8"), o->cmd);
 141         return FALSE;
 142     }
 143
 144     if (data->client) {
 145         gchar *c, *before, *expand;
 146
 147         /* replace occurrences of $pid and $wid */
 148
 149         expand = NULL;
 150         before = cmd;
 151
 152         while ((c = strchr(before, '$'))) {
 153             if ((c[1] == 'p' || c[1] == 'P') &&
 154                 (c[2] == 'i' || c[2] == 'I') &&
 155                 (c[3] == 'd' || c[3] == 'D') &&
 156                 !g_ascii_isalnum(c[4]))
 157             {
 158                 /* found $pid */
 159                 gchar *tmp;
 160
 161                 *c = '\0';
 162                 tmp = expand;
 163                 expand = g_strdup_printf("%s%s%u",
 164                                          (expand ? expand : ""),
 165                                          before,
 166                                          data->client->pid);
 167                 g_free(tmp);
 168
 169                 before = c + 4; /* 4 = strlen("$pid") */
 170             }
 171             else if ((c[1] == 'w' || c[1] == 'W') &&
 172                      (c[2] == 'i' || c[2] == 'I') &&
 173                      (c[3] == 'd' || c[3] == 'D') &&
 174                      !g_ascii_isalnum(c[4]))
 175             {
 176                 /* found $wid */
 177                 gchar *tmp;
 178
 179                 *c = '\0';
 180                 tmp = expand;
 181                 expand = g_strdup_printf("%s%s%lu",
 182                                          (expand ? expand : ""),
 183                                          before,
 184                                          data->client->window);
 185                 g_free(tmp);
 186
 187                 before = c + 4; /* 4 = strlen("$wid") */
 188             }
 189             else
 190                 before = c + 1; /* no infinite loops plz */
 191         }
 192
 193         if (expand) {
 194             gchar *tmp;
 195
 196             /* add on the end of the string after the last replacement */
 197             tmp = expand;
 198             expand = g_strconcat(expand, before, NULL);
 199             g_free(tmp);
 200
 201             /* replace the command with the expanded one */
 202             g_free(cmd);
 203             cmd = expand;
 204         }
 205     }
 206
 207     /* If there is a keyboard grab going on then we need to cancel
 208        it so the application can grab things */
 209     event_cancel_all_key_grabs();
 210
 211     e = NULL;
 212     if (!g_shell_parse_argv(cmd, NULL, &argv, &e)) {
 213         g_message(e->message, o->cmd);
 214         g_error_free(e);
 215     }
 216     else {
 217         gchar *program = NULL;
 218         gboolean ok;
 219
 220         if (o->sn) {
 221             program = g_path_get_basename(argv[0]);
 222             /* sets up the environment */
 223             sn_setup_spawn_environment(program, o->sn_name, o->sn_icon,
 224                                        o->sn_wmclass,
 225                                        /* launch it on the current desktop */
 226                                        screen_desktop);
 227         }
 228
 229         e = NULL;
 230         ok = g_spawn_async(NULL, argv, NULL,
 231                            G_SPAWN_SEARCH_PATH |
 232                            G_SPAWN_DO_NOT_REAP_CHILD,
 233                            NULL, NULL, NULL, &e);
 234         if (!ok) {
 235             g_message(e->message, o->cmd);
 236             g_error_free(e);
 237         }
 238
 239         if (o->sn) {
 240             if (!ok) sn_spawn_cancel();
 241             unsetenv("DESKTOP_STARTUP_ID");
 242         }
 243
 244         g_free(program);
 245         g_strfreev(argv);
 246     }
 247
 248     g_free(cmd);
 249
 250     return FALSE;
 251 }