script: add option script.scripts.download_enabled (closes #1548)

src/plugins/script/script.c

@@ -27,6 +27,7 @@
 
 #include "../weechat-plugin.h"
 #include "script.h"
+#include "script-action.h"
 #include "script-buffer.h"
 #include "script-command.h"
 #include "script-completion.h"
@@ -97,6 +98,29 @@ script_language_search_by_extension (const char *extension)
     return -1;
 }
 
+/*
+ * Checks if download of scripts is enabled.
+ *
+ * Returns:
+ *   0: download NOT enabled (an error is displayed)
+ *   1: download enabled
+ */
+
+int
+script_download_enabled ()
+{
+    if (weechat_config_boolean (script_config_scripts_download_enabled))
+        return 1;
+
+    /* download not enabled: display an error */
+    weechat_printf (NULL,
+                    _("%s%s: download of scripts is disabled by default; "
+                      "see /help script.scripts.download_enabled"),
+                    weechat_prefix ("error"),
+                    SCRIPT_PLUGIN_NAME);
+    return 0;
+}
+
 /*
  * Builds download URL (to use with hook_process or hook_process_hashtable).
  *
@@ -394,5 +418,7 @@ weechat_plugin_end (struct t_weechat_plugin *plugin)
 
     script_config_free ();
 
+    script_action_end ();
+
     return WEECHAT_RC_OK;
 }