RSS: Informative build status table

Organized all the build information into a nice-looking table.
Warnings and errors are counted in build logs and shown in the table.
Yellow and red are used to indicate the status of each binary
in regards to warnings/errors.

distrib/build_event.py

@@ -11,6 +11,8 @@
 import time
 import glob
 import platform
+import gzip
+import codecs
 
 BUILD_URI = "http://code.iki.fi/builds"
 
@@ -89,6 +91,24 @@ def builds_by_time():
     return builds
 
 
+def count_word(fn, word):
+    txt = unicode(gzip.open(fn).read(), 'latin1')
+    pos = 0
+    count = 0
+    while True:
+        pos = txt.find(unicode(word), pos)
+        if pos < 0: break 
+        if txt[pos-1] not in ['/', '\\'] and txt[pos+len(word)] != 's':
+            count += 1            
+        pos += len(word)
+    return count
+
+
+def count_log_status(fn):
+    """Returns tuple of (#warnings, #errors) in the fn."""
+    return (count_word(fn, 'error'), count_word(fn, 'warning'))    
+
+
 def html_build_description(name, encoded=True):
     buildDir = os.path.join(EVENT_DIR, name)
 
@@ -101,44 +121,60 @@ def html_build_description(name, encoded=True):
 
     files = [os.path.basename(f) for f in files]
 
-    if len(files):
-        if len(files) > 1:
-            s = 's'
+    # Prepare compiler logs.
+    for f in glob.glob(os.path.join(buildDir, 'build*txt')):
+        os.system('gzip -9 %s' % f)    
+
+    oses = [('Windows', '.exe', ['win32', 'win32-32bit']),
+            ('Mac OS X', '.dmg', ['darwin', 'darwin-32bit']),
+            ('Ubuntu', 'i386.deb', ['linux2', 'linux2-32bit']),
+            ('Ubuntu (64-bit)', 'amd64.deb', ['linux2-64bit'])]
+
+    # Print out the matrix.
+    msg += '<table cellspacing="4" border="0">'
+    msg += '<tr><th>OS<th>Binary<th><tt>stdout</tt><th><tt>stderr</tt></tr>'
+
+    for osName, osExt, osIdent in oses:
+        msg += '<tr><td>' + osName + '<td>'
+
+        # Find the binary.
+        binary = None
+        for f in files:
+            if osExt in f:
+                binary = f
+                break
+
+        if binary:
+            msg += '<a href="%s/%s/%s">%s</a>' % (BUILD_URI, name, f, f)
         else:
-            s = ''
-        msg += '<p>%i file%s available:</p><ul>' % (len(files), s)
-        for f in files:            
-            if '.dmg' in f:
-                platName = "Mac OS X: "
-            elif '.exe' in f:
-                platName = "Windows: "
-            elif 'i386.deb' in f:
-                platName = "Ubuntu: "
-            elif 'amd64.deb' in f:
-                platName = "Ubuntu (64-bit): "
-            else:
-                platName = ''
-            msg += '<li>%s<a href="%s/%s/%s">%s</a></li>' % (platName, BUILD_URI, name, f, f)
-        msg += '</ul>'
+            msg += 'n/a'
 
-    else:
-        msg += '<p>No files available for this build.</p>'
+        # Status of the log.
+        for logType in ['log', 'errors']:
+            logFiles = []
+            for osi in osIdent:
+                for i in glob.glob(os.path.join(buildDir, 'build%s-%s.txt.gz' % (logType, osi))):
+                    logFiles.append(i)
+            if len(logFiles) == 0:
+                msg += '<td>'
+                continue
+
+            for f in logFiles:
+                errors, warnings = count_log_status(f)
+                if errors > 0:
+                    msg += '<td bgcolor="#ff4444">'
+                elif warnings > 0:
+                    msg += '<td bgcolor="#ffee00">'
+                else:
+                    msg += '<td>'
+
+                msg += '%i errors, %i warnings' % (errors, warnings)            
+                msg += ' <a href="%s/%s/%s">(txt.gz)</a>' % (BUILD_URI, name, os.path.basename(f))
+
+        msg += '</tr>'
+
+    msg += '</table>'
 
-    # Logs.
-    msg += '<p><b>Build Logs</b></p><ul>'
-    for f in glob.glob(os.path.join(buildDir, 'build*txt')):
-        os.system('gzip -9 %s' % f)
-    for p in ['darwin', 'win32', 'linux2']:
-        msg += '<li>%s:' % p
-        files = glob.glob(os.path.join(buildDir, 'build*%s*txt.gz' % p))
-        if len(files):
-            for f in files:
-                f = os.path.basename(f)
-                msg += ' <a href="%s/%s/%s">%s</a>' % (BUILD_URI, name, f, f)
-        else:
-            msg += ' no logs available.'
-    msg += '</ul>'
-
     # Changes.
     chgFn = os.path.join(buildDir, 'changes.html')
     if os.path.exists(chgFn):