From 87664095cdd2c85d50e1be42442c0c24b611c7dc Mon Sep 17 00:00:00 2001
From: Lukas Fleischer <calcurse@cryptocrack.de>
Date: Thu, 7 Jul 2011 18:23:30 +0200
Subject: Refactor out note functions

* Add new note_edit() and note_view() helper functions. Use these
  instead of copy-pasted code in *_note_edit().

* Move all note-related functions (note_edit(), note_view(),
  note_erase()) to a new source file "note.c".

Signed-off-by: Lukas Fleischer <calcurse@cryptocrack.de>
---
 src/Makefile.am |  1 +
 src/calcurse.h  |  6 +++-
 src/day.c       | 25 ++--------------
 src/note.c      | 90 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 src/todo.c      | 29 +++----------------
 src/utils.c     | 18 ------------
 6 files changed, 103 insertions(+), 66 deletions(-)
 create mode 100644 src/note.c

(limited to 'src')

diff --git a/src/Makefile.am b/src/Makefile.am
index 8fff8e3..12147a5 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -19,6 +19,7 @@ calcurse_SOURCES = \
 	io.c \
 	keys.c \
 	llist.c \
+	note.c \
 	notify.c \
 	recur.c \
 	sigs.c \
diff --git a/src/calcurse.h b/src/calcurse.h
index a0af508..ea37cd2 100644
--- a/src/calcurse.h
+++ b/src/calcurse.h
@@ -750,6 +750,11 @@ void   mem_stats (void);
 
 #endif /* CALCURSE_MEMORY_DEBUG */
 
+/* note.c */
+void  edit_note (char **, char *);
+void  view_note (char *, char *);
+void  erase_note (char **, enum eraseflg);
+
 /* notify.c */
 int       notify_time_left (void);
 unsigned  notify_needs_reminder (void);
@@ -877,7 +882,6 @@ long         mystrtol (const char *);
 void         print_bool_option_incolor (WINDOW *, unsigned, int, int);
 const char  *get_tempdir (void);
 char        *new_tempfile (const char *, int);
-void         erase_note (char **, enum eraseflg);
 int          parse_date (char *, enum datefmt, int *, int *, int *,
                          struct date *);
 void         str_toupper (char *);
diff --git a/src/day.c b/src/day.c
index ffbe567..884d86b 100644
--- a/src/day.c
+++ b/src/day.c
@@ -1043,25 +1043,12 @@ day_edit_note (char *editor)
   struct apoint *a;
   struct recur_event *re;
   struct event *e;
-  char fullname[BUFSIZ];
-  char *filename;
   long date;
   int item_num;
 
   item_num = apoint_hilt ();
   p = day_get_item (item_num);
-  if (p->note == NULL)
-    {
-      if ((filename = new_tempfile (path_notes, NOTESIZ)) == NULL)
-        return;
-      else
-        p->note = filename;
-    }
-  (void)snprintf (fullname, BUFSIZ, "%s%s", path_notes, p->note);
-  wins_launch_external (fullname, editor);
-
-  if (io_file_is_empty (fullname) > 0)
-    erase_note (&p->note, ERASE_FORCE);
+  edit_note (&p->note, editor);
 
   date = calendar_get_slctd_day_sec ();
   switch (p->type)
@@ -1089,14 +1076,8 @@ day_edit_note (char *editor)
 void
 day_view_note (char *pager)
 {
-  struct day_item *p;
-  char fullname[BUFSIZ];
-
-  p = day_get_item (apoint_hilt ());
-  if (p->note == NULL)
-    return;
-  (void)snprintf (fullname, BUFSIZ, "%s%s", path_notes, p->note);
-  wins_launch_external (fullname, pager);
+  struct day_item *p = day_get_item (apoint_hilt ());
+  view_note (p->note, pager);
 }
 
 /* Pipe an appointment or event to an external program. */
diff --git a/src/note.c b/src/note.c
new file mode 100644
index 0000000..57bfc2d
--- /dev/null
+++ b/src/note.c
@@ -0,0 +1,90 @@
+/*
+ * Calcurse - text-based organizer
+ *
+ * Copyright (c) 2004-2011 calcurse Development Team <misc@calcurse.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ *      - Redistributions of source code must retain the above
+ *        copyright notice, this list of conditions and the
+ *        following disclaimer.
+ *
+ *      - Redistributions in binary form must reproduce the above
+ *        copyright notice, this list of conditions and the
+ *        following disclaimer in the documentation and/or other
+ *        materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * Send your feedback or comments to : misc@calcurse.org
+ * Calcurse home page : http://calcurse.org
+ *
+ */
+
+#include <unistd.h>
+
+#include "calcurse.h"
+
+/* Edit a note with an external editor. */
+void
+edit_note (char **note, char *editor)
+{
+  char fullname[BUFSIZ];
+  char *filename;
+
+  if (*note == NULL)
+    {
+      if ((filename = new_tempfile (path_notes, NOTESIZ)) != NULL)
+        *note = filename;
+      else
+        return;
+    }
+  (void)snprintf (fullname, BUFSIZ, "%s%s", path_notes, *note);
+  wins_launch_external (fullname, editor);
+
+  if (io_file_is_empty (fullname) > 0)
+    erase_note (note, ERASE_FORCE);
+}
+
+/* View a note in an external pager. */
+void
+view_note (char *note, char *pager)
+{
+  char fullname[BUFSIZ];
+
+  if (note == NULL)
+    return;
+  (void)snprintf (fullname, BUFSIZ, "%s%s", path_notes, note);
+  wins_launch_external (fullname, pager);
+}
+
+/* Erase a note previously attached to an item. */
+void
+erase_note (char **note, enum eraseflg flag)
+{
+  char fullname[BUFSIZ];
+
+  if (*note == NULL)
+    return;
+  if (flag != ERASE_FORCE_KEEP_NOTE)
+    {
+      (void)snprintf (fullname, BUFSIZ, "%s%s", path_notes, *note);
+      if (unlink (fullname) != 0)
+        EXIT (_("could not remove note"));
+    }
+  mem_free (*note);
+  *note = NULL;
+}
diff --git a/src/todo.c b/src/todo.c
index c11a676..c489f51 100644
--- a/src/todo.c
+++ b/src/todo.c
@@ -471,37 +471,16 @@ todo_update_panel (int which_pan)
 void
 todo_edit_note (char *editor)
 {
-  struct todo *i;
-  char fullname[BUFSIZ];
-  char *filename;
-
-  i = todo_get_item (hilt);
-  if (i->note == NULL)
-    {
-      if ((filename = new_tempfile (path_notes, NOTESIZ)) != NULL)
-        i->note = filename;
-      else
-        return;
-    }
-  (void)snprintf (fullname, BUFSIZ, "%s%s", path_notes, i->note);
-  wins_launch_external (fullname, editor);
-
-  if (io_file_is_empty (fullname) > 0)
-    erase_note (&i->note, ERASE_FORCE);
+  struct todo *i = todo_get_item (hilt);
+  edit_note (&i->note, editor);
 }
 
 /* View a note previously attached to a todo */
 void
 todo_view_note (char *pager)
 {
-  struct todo *i;
-  char fullname[BUFSIZ];
-
-  i = todo_get_item (hilt);
-  if (i->note == NULL)
-    return;
-  (void)snprintf (fullname, BUFSIZ, "%s%s", path_notes, i->note);
-  wins_launch_external (fullname, pager);
+  struct todo *i = todo_get_item (hilt);
+  view_note (i->note, pager);
 }
 
 /* Pipe a todo item to an external program. */
diff --git a/src/utils.c b/src/utils.c
index 949b1b7..4ea2ce3 100644
--- a/src/utils.c
+++ b/src/utils.c
@@ -595,24 +595,6 @@ new_tempfile (const char *prefix, int trailing_len)
   return mem_strdup (fullname + prefix_len);
 }
 
-/* Erase a note previously attached to a todo, event or appointment. */
-void
-erase_note (char **note, enum eraseflg flag)
-{
-  char fullname[BUFSIZ];
-
-  if (*note == NULL)
-    return;
-  if (flag != ERASE_FORCE_KEEP_NOTE)
-    {
-      (void)snprintf (fullname, BUFSIZ, "%s%s", path_notes, *note);
-      if (unlink (fullname) != 0)
-        EXIT (_("could not remove note"));
-    }
-  mem_free (*note);
-  *note = NULL;
-}
-
 /*
  * Convert a string containing a date into three integers containing the year,
  * month and day.
-- 
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