[gnumeric] xlsx: fix parsing of expressions in conditional formats.

[Morten Welinder <mortenw src gnome org>]

commit 38a31e08df35578d2a713fda46b65c79eb85ab65
Author: Morten Welinder <terra gnome org>
Date:   Wed Mar 19 14:13:08 2014 -0400

    xlsx: fix parsing of expressions in conditional formats.

 NEWS                      |    1 +
 plugins/excel/ChangeLog   |    2 ++
 plugins/excel/xlsx-read.c |    6 ++++--
 3 files changed, 7 insertions(+), 2 deletions(-)
---
diff --git a/NEWS b/NEWS
index f6296a9..e362099 100644
--- a/NEWS
+++ b/NEWS
@@ -2,6 +2,7 @@ Gnumeric 1.12.14
 
 Morten:
        * Plug leaks.
+       * xlsx conditional format fixes.  [#726202]
 
 --------------------------------------------------------------------------
 Gnumeric 1.12.13
diff --git a/plugins/excel/ChangeLog b/plugins/excel/ChangeLog
index 2404f9f..5d15ffc 100644
--- a/plugins/excel/ChangeLog
+++ b/plugins/excel/ChangeLog
@@ -1,6 +1,8 @@
 2014-03-19  Morten Welinder  <terra gnome org>
 
        * xlsx-read.c (xlsx_CT_CustomFilter): Avoid mixing enums.
+       (xlsx_cond_fmt_formula_end): Parse expressions in the right parse
+       position.
 
 2014-03-18  Morten Welinder <terra gnome org>
 
diff --git a/plugins/excel/xlsx-read.c b/plugins/excel/xlsx-read.c
index da2d08f..80cf7b0 100644
--- a/plugins/excel/xlsx-read.c
+++ b/plugins/excel/xlsx-read.c
@@ -2636,11 +2636,13 @@ xlsx_cond_fmt_formula_end (GsfXMLIn *xin, G_GNUC_UNUSED GsfXMLBlob *blob)
        XLSXReadState *state = (XLSXReadState *)xin->user_state;
        GnmParsePos pp;
        GnmExprTop const *texpr;
+       GnmCellPos const *cp;
 
-       if (!state->cond || state->count > 1)
+       if (!state->cond || state->count > 1 || state->cond_regions == NULL)
                return;
 
-       parse_pos_init_sheet (&pp, state->sheet);
+       cp = g_slist_last (state->cond_regions)->data;
+       parse_pos_init (&pp, state->sheet->workbook, state->sheet, cp->col, cp->row);
        texpr = xlsx_parse_expr (xin, xin->content->str, &pp);
        gnm_style_cond_set_expr (state->cond, texpr, state->count);
        gnm_expr_top_unref (texpr);