Imported from SVN by Bitbucket

Paste-1.7.5.1-py2.6.egg/paste/cowbell/__init__.py

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+# Cowbell images: http://commons.wikimedia.org/wiki/Image:Cowbell-1.jpg
+import os
+import re
+from paste.fileapp import FileApp
+from paste.response import header_value, remove_header
+
+SOUND = "http://www.c-eye.net/eyeon/WalkenWAVS/explorestudiospace.wav"
+
+class MoreCowbell(object):
+    def __init__(self, app):
+        self.app = app
+    def __call__(self, environ, start_response):
+        path_info = environ.get('PATH_INFO', '')
+        script_name = environ.get('SCRIPT_NAME', '')
+        for filename in ['bell-ascending.png', 'bell-descending.png']:
+            if path_info == '/.cowbell/'+ filename:
+                app = FileApp(os.path.join(os.path.dirname(__file__), filename))
+                return app(environ, start_response)
+        type = []
+        body = []
+        def repl_start_response(status, headers, exc_info=None):
+            ct = header_value(headers, 'content-type')
+            if ct and ct.startswith('text/html'):
+                type.append(ct)
+                remove_header(headers, 'content-length')
+                start_response(status, headers, exc_info)
+                return body.append
+            return start_response(status, headers, exc_info)
+        app_iter = self.app(environ, repl_start_response)
+        if type:
+            # Got text/html
+            body.extend(app_iter)
+            body = ''.join(body)
+            body = insert_head(body, self.javascript.replace('__SCRIPT_NAME__', script_name))
+            body = insert_body(body, self.resources.replace('__SCRIPT_NAME__', script_name))
+            return [body]
+        else:
+            return app_iter
+
+    javascript = '''\
+<script type="text/javascript">
+var cowbellState = 'hidden';
+var lastCowbellPosition = null;
+function showSomewhere() {
+  var sec, el;
+  if (cowbellState == 'hidden') {
+    el = document.getElementById('cowbell-ascending');
+    lastCowbellPosition = [parseInt(Math.random()*(window.innerWidth-200)), 
+                           parseInt(Math.random()*(window.innerHeight-200))];
+    el.style.left = lastCowbellPosition[0] + 'px';
+    el.style.top = lastCowbellPosition[1] + 'px';
+    el.style.display = '';
+    cowbellState = 'ascending';
+    sec = 1;
+  } else if (cowbellState == 'ascending') {
+    document.getElementById('cowbell-ascending').style.display = 'none';
+    el = document.getElementById('cowbell-descending');
+    el.style.left = lastCowbellPosition[0] + 'px';
+    el.style.top = lastCowbellPosition[1] + 'px';
+    el.style.display = '';
+    cowbellState = 'descending';
+    sec = 1;
+  } else {
+    document.getElementById('cowbell-descending').style.display = 'none';
+    cowbellState = 'hidden';
+    sec = Math.random()*20;
+  }
+  setTimeout(showSomewhere, sec*1000);
+}
+setTimeout(showSomewhere, Math.random()*20*1000);
+</script>
+'''
+
+    resources = '''\
+<div id="cowbell-ascending" style="display: none; position: fixed">
+<img src="__SCRIPT_NAME__/.cowbell/bell-ascending.png">
+</div>
+<div id="cowbell-descending" style="display: none; position: fixed">
+<img src="__SCRIPT_NAME__/.cowbell/bell-descending.png">
+</div>
+'''
+
+def insert_head(body, text):
+    end_head = re.search(r'</head>', body, re.I)
+    if end_head:
+        return body[:end_head.start()] + text + body[end_head.end():]
+    else:
+        return text + body
+
+def insert_body(body, text):
+    end_body = re.search(r'</body>', body, re.I)
+    if end_body:
+        return body[:end_body.start()] + text + body[end_body.end():]
+    else:
+        return body + text
+
+def make_cowbell(global_conf, app):
+    return MoreCowbell(app)
+
+if __name__ == '__main__':
+    from paste.debug.debugapp import SimpleApplication
+    app = MoreCowbell(SimpleApplication())
+    from paste.httpserver import serve
+    serve(app)