Index: htdocs/css/trac.css
===================================================================
--- htdocs/css/trac.css	(revision 4752)
+++ htdocs/css/trac.css	(working copy)
@@ -212,6 +212,7 @@
 }
 #altlinks li a.ics { background-image: url(../ics.png); padding-left: 22px }
 #altlinks li a.rss { background-image: url(../xml.png); padding-left: 42px }
+#altlinks li a.xls { background-image: url(../xls.png); padding-left: 38px }
 
 /* Footer */
 #footer {
Index: htdocs/xls.png
===================================================================
Cannot display: file marked as a binary type.
svn:mime-type = application/octet-stream

Property changes on: htdocs/xls.png
___________________________________________________________________
Name: svn:mime-type
   + application/octet-stream

Index: trac/ticket/report.py
===================================================================
--- trac/ticket/report.py	(revision 4752)
+++ trac/ticket/report.py	(working copy)
@@ -32,6 +32,32 @@
 from trac.web.chrome import add_link, add_stylesheet, INavigationContributor
 from trac.wiki import wiki_to_html, IWikiSyntaxProvider, Formatter
 
+try:
+    from pyExcelerator import * 
+    class XlsDoc(CompoundDoc.XlsDoc): 
+        def get(self, stream): 
+            padding = '\x00' * (0x1000 - (len(stream) % 0x1000)) 
+            self.book_stream_len = len(stream) + len(padding) 
+            self.__build_directory() 
+            self.__build_sat() 
+            self.__build_header() 
+            return '%s%s%s%s%s%s%s' % ( 
+                self.header, 
+                self.packed_MSAT_1st, 
+                stream, 
+                padding, 
+                self.packed_MSAT_2nd, 
+                self.packed_SAT, 
+                self.dir_stream) 
+ 
+    class Workbook(Workbook): 
+        def get(self): 
+           doc = XlsDoc() 
+           return doc.get(self.get_biff_data()) 
+ 
+    has_pyexcel = 1 
+except: 
+    has_pyexcel = 0 
 class ReportModule(Component):
 
     implements(INavigationContributor, IPermissionRequestor, IRequestHandler,
@@ -364,7 +390,11 @@
         elif format == 'tab':
             self._render_csv(req, cols, rows, '\t')
             return None
+	elif format == 'xls':
+	    self._render_xls(req, cols, rows)
+	    return None
 
+
         return 'report.cs', None
 
     def add_alternate_links(self, req, args):
@@ -385,6 +415,10 @@
         if req.perm.has_permission('REPORT_SQL_VIEW'):
             add_link(req, 'alternate', '?format=sql', 'SQL Query',
                      'text/plain')
+	if has_pyexcel: 
+ 	    if self.env.config.getbool('ticket', 'show_excel_link'): 
+ 	       add_link(req, 'alternate', '?format=xls' + href, 
+ 	                  'Excel', 'application/vnd.ms-excel','xls') 
 
     def execute_report(self, req, db, id, sql, args):
         sql, args = self.sql_sub_vars(req, sql, args, db)
@@ -496,7 +530,95 @@
         if description:
             req.write('-- %s\n\n' % '\n-- '.join(description.splitlines()))
         req.write(sql)
-        
+    def _render_xls(self, req, cols, rows): 
+        req.send_response(200) 
+        req.send_header('Content-Type', 'application/vnd.ms-excel') 
+        req.send_header('Content-Disposition', 
+                        'filename=Report%s.xls' % req.hdf['report.id']) 
+        req.end_headers() 
+ 
+        wb = Workbook() 
+        sheetname = "%s - %s" % (req.hdf['report.title'], 
+                                 req.hdf['project.name']) 
+       
+	sheetname = sheetname.replace('/','-') 
+	try:
+	    ws = wb.add_sheet(sheetname.decode('utf-8')) 
+        except: 
+            ws = wb.add_sheet(sheetname) 
+	ws.panes_frozen = True 
+        ro = 1 
+        ws.horz_split_pos = ro 
+ 
+        import copy 
+ 
+        font0 = Font() 
+        font0.charset = font0.CHARSET_SYS_DEFAULT 
+        font0.name = 'MS UI Gothic' 
+        font1 = copy.copy(font0) 
+        font1.bold = True 
+        font2 = copy.copy(font0) 
+        font2.height = 0x00A0 
+        align0 = Alignment() 
+        align1 = copy.copy(align0) 
+        align1.vert = align1.VERT_TOP 
+        align2 = copy.copy(align1) 
+        align2.wrap = align2.WRAP_AT_RIGHT 
+ 
+        style0 = XFStyle() 
+        style0.font = font0 
+        style0.alignment = align1 
+        style0.num_format_str = 'general' 
+        style_colheader = copy.copy(style0) 
+        style_colheader.num_format_str = '@' 
+        style_colheader.font = font1 
+        style_num = copy.copy(style0) 
+        style_str = copy.copy(style0) 
+        style_str.num_format_str = '@' 
+        style_wrap_str = copy.copy(style0) 
+        style_wrap_str.alignment = align2 
+        style_wrap_str.font = font2 
+        style_date = copy.copy(style0) 
+        style_date.num_format_str = 'yyyy/mm/dd' 
+ 
+        for col, cx in map(lambda x, y: [x, y], cols, range(len(cols))): 
+           
+	    name = str(col).replace('_','') 
+            ws.write(ro-1, cx, name.decode('utf-8'), style_colheader) 
+           
+            def conv(x):
+	        try:	
+		    a = str(x).replace('\r','').rstrip('\r\n').decode('utf-8') 
+                except:
+                    return x.replace('\r','').rstrip('\r\n')
+		return a
+
+            style = style_str 
+            if name in ['time', 'date','changetime', 'created', 'modified']: 
+                ws.col(cx).width = 0xb00 
+                from datetime import datetime 
+                conv = lambda x: datetime.fromtimestamp(float(x)) 
+                style = style_date 
+            elif name in ['summary', 'description']: 
+                if name == 'description': 
+                    ws.col(cx).width = 0x7000 
+                else: 
+                    ws.col(cx).width = 0x1a00 
+                style = style_wrap_str 
+            elif name in ['color', 'ticket', 'id']: 
+                if name in ['color']: 
+                    ws.col(cx).hidden = 1 
+                conv = lambda x: int(x) 
+                style = style_num 
+            elif name in ['style']: 
+                ws.col(cx).hidden = 1 
+            elif name == "component":
+		ws.col(cx).width = 0x1a00 
+	    for value, rx in map(lambda x, y: [conv(x[cx]), ro + y], \
+                                 rows, range(len(rows))): 
+                ws.write(rx, cx, value, style) 
+        req.write(wb.get())     
+
     # IWikiSyntaxProvider methods
     
     def get_link_resolvers(self):