From eca73909515a067725092f4464a12ad418e4b69a Mon Sep 17 00:00:00 2001
From: James Booth <boothj5@gmail.com>
Date: Sat, 17 Oct 2015 22:58:45 +0100
Subject: [PATCH] Implemented /script show

---
 src/command/commands.c       |  4 ++++
 src/config/scripts.c         | 40 +++++++++++++++++++++++++++++++++++-
 src/config/scripts.h         |  1 +
 src/ui/console.c             | 18 ++++++++++++++++
 src/ui/ui.h                  |  1 +
 tests/unittests/ui/stub_ui.c |  1 +
 6 files changed, 64 insertions(+), 1 deletion(-)

diff --git a/src/command/commands.c b/src/command/commands.c
index 58f2a9b2..808f573e 100644
--- a/src/command/commands.c
+++ b/src/command/commands.c
@@ -702,6 +702,10 @@ cmd_script(ProfWin *window, const char * const command, gchar **args)
         GSList *scripts = scripts_list();
         cons_show_scripts(scripts);
         g_slist_free_full(scripts, g_free);
+    } else if ((g_strcmp0(args[0], "show") == 0) && args[1]) {
+        GSList *commands = scripts_read(args[1]);
+        cons_show_script(args[1], commands);
+        g_slist_free_full(commands, g_free);
     } else {
         cons_bad_cmd_usage(command);
     }
diff --git a/src/config/scripts.c b/src/config/scripts.c
index 916e292c..7d7caa4d 100644
--- a/src/config/scripts.c
+++ b/src/config/scripts.c
@@ -94,6 +94,44 @@ scripts_list(void)
     return result;
 }
 
+GSList*
+scripts_read(const char *const script)
+{
+    gchar *data_home = xdg_get_data_home();
+    GString *scriptpath = g_string_new(data_home);
+    free(data_home);
+
+    g_string_append(scriptpath, "/profanity/scripts/");
+    g_string_append(scriptpath, script);
+
+    FILE *scriptfile = g_fopen(scriptpath->str, "r");
+    if (!scriptfile) {
+        log_info("Script not found: %s", scriptpath->str);
+        g_string_free(scriptpath, TRUE);
+        return NULL;
+    }
+
+    g_string_free(scriptpath, TRUE);
+
+    char *line = NULL;
+    size_t len = 0;
+    ssize_t read;
+    GSList *result = NULL;
+
+    while ((read = getline(&line, &len, scriptfile)) != -1) {
+        if (g_str_has_suffix(line, "\n")) {
+            result = g_slist_append(result, g_strndup(line, strlen(line) -1));
+        } else {
+            result = g_slist_append(result, strdup(line));
+        }
+    }
+
+    fclose(scriptfile);
+    if (line) free(line);
+
+    return result;
+}
+
 gboolean
 scripts_exec(const char *const script)
 {
@@ -113,7 +151,7 @@ scripts_exec(const char *const script)
 
     g_string_free(scriptpath, TRUE);
 
-    char * line = NULL;
+    char *line = NULL;
     size_t len = 0;
     ssize_t read;
 
diff --git a/src/config/scripts.h b/src/config/scripts.h
index 9b56fac4..7ad19974 100644
--- a/src/config/scripts.h
+++ b/src/config/scripts.h
@@ -36,4 +36,5 @@
 
 void scripts_init(void);
 GSList* scripts_list(void);
+GSList* scripts_read(const char *const script);
 gboolean scripts_exec(const char *const script);
diff --git a/src/ui/console.c b/src/ui/console.c
index 2388e79b..37316d83 100644
--- a/src/ui/console.c
+++ b/src/ui/console.c
@@ -1599,6 +1599,24 @@ cons_show_scripts(GSList *scripts)
     cons_alert();
 }
 
+void
+cons_show_script(const char *const script, GSList *commands)
+{
+    cons_show("");
+
+    if (commands == NULL) {
+        cons_show("Script not found: %s", script);
+    } else {
+        cons_show("%s:", script);
+        while (commands) {
+            cons_show("  %s", commands->data);
+            commands = g_slist_next(commands);
+        }
+    }
+
+    cons_alert();
+}
+
 void
 cons_prefs(void)
 {
diff --git a/src/ui/ui.h b/src/ui/ui.h
index 1a534012..b7c7a8ae 100644
--- a/src/ui/ui.h
+++ b/src/ui/ui.h
@@ -279,6 +279,7 @@ void cons_show_info(PContact pcontact);
 void cons_show_caps(const char * const fulljid, resource_presence_t presence);
 void cons_show_themes(GSList *themes);
 void cons_show_scripts(GSList *scripts);
+void cons_show_script(const char *const script, GSList *commands);
 void cons_show_aliases(GList *aliases);
 void cons_show_login_success(ProfAccount *account, int secured);
 void cons_show_software_version(const char * const jid,
diff --git a/tests/unittests/ui/stub_ui.c b/tests/unittests/ui/stub_ui.c
index ae959740..99fe3007 100644
--- a/tests/unittests/ui/stub_ui.c
+++ b/tests/unittests/ui/stub_ui.c
@@ -416,6 +416,7 @@ void cons_show_info(PContact pcontact) {}
 void cons_show_caps(const char * const fulljid, resource_presence_t presence) {}
 void cons_show_themes(GSList *themes) {}
 void cons_show_scripts(GSList *scripts) {}
+void cons_show_script(const char *const script, GSList *commands) {}
 
 void cons_show_aliases(GList *aliases)
 {