Add GAN samples.

Reviewed in http://codereview.appspot.com/4867056/

Index: samples/gan/ccoffers/offers.py
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diff --git a/samples/gan/ccoffers/offers.py b/samples/gan/ccoffers/offers.py
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+#!/usr/bin/python2.4
+# -*- coding: utf-8 -*-
+#
+# Copyright (C) 2011 Google Inc.
+
+"""Sample for retrieving credit-card offers from GAN."""
+
+__author__ = 'leadpipe@google.com (Luke Blanshard)'
+
+import gflags
+import httplib2
+import json
+import logging
+import os
+import stat
+import sys
+
+from django.conf import settings
+from django.template import Template, Context
+from django.template.loader import get_template
+
+from apiclient.discovery import build
+from oauth2client.file import Storage
+from oauth2client.client import OAuth2WebServerFlow
+from oauth2client.tools import run
+
+settings.configure(DEBUG=True, TEMPLATE_DEBUG=True,
+    TEMPLATE_DIRS=('.'))
+
+
+FLAGS = gflags.FLAGS
+
+# Set up a Flow object to be used if we need to authenticate. This
+# sample uses OAuth 2.0, and we set up the OAuth2WebServerFlow with
+# the information it needs to authenticate. Note that it is called
+# the Web Server Flow, but it can also handle the flow for native
+# applications <http://code.google.com/apis/accounts/docs/OAuth2.html#IA>
+# The client_id client_secret are copied from the API Access tab on
+# the Google APIs Console <http://code.google.com/apis/console>. When
+# creating credentials for this application be sure to choose an Application
+# type of "Installed application".
+FLOW = OAuth2WebServerFlow(
+    client_id='767567128246-ti2q06i1neqm5boe2m1pqdc2riivhk41.apps.googleusercontent.com',
+    client_secret='UtdXI8nKD2SEcQRLQDZPkGT9',
+    scope='https://www.googleapis.com/auth/gan.readonly',
+    user_agent='gan-ccoffers-sample/1.0')
+
+# The gflags module makes defining command-line options easy for
+# applications. Run this program with the '--help' argument to see
+# all the flags that it understands.
+gflags.DEFINE_enum('logging_level', 'DEBUG',
+    ['DEBUG', 'INFO', 'WARNING', 'ERROR', 'CRITICAL'],
+    'Set the level of logging detail.')
+
+gflags.DEFINE_enum("output_type", 'STDOUT', ['BOTH', 'HTML', 'STDOUT'],
+                   'Set how to output the results received from the API')
+
+gflags.DEFINE_string('credentials_filename', 'offers.dat',
+                     'File to store credentials in', short_name='cf')
+
+gflags.DEFINE_multistring('advertiser', None,
+                          'If given, advertiser we should run as')
+
+
+def usage(argv):
+  print 'Usage: %s <publisher-id>\n%s' % (argv[0], FLAGS)
+  sys.exit(1)
+
+
+def main(argv):
+  # Let the gflags module process the command-line arguments
+  try:
+    argv = FLAGS(argv)
+  except gflags.FlagsError, e:
+    raise e
+    usage(argv)
+
+  if len(argv) != 2:
+    usage(argv)
+  publisher = argv[1]
+
+  # Set the logging according to the command-line flag
+  logging.getLogger().setLevel(getattr(logging, FLAGS.logging_level))
+
+  # If the Credentials don't exist or are invalid run through the native client
+  # flow. The Storage object will ensure that if successful the good
+  # Credentials will get written back to a file.
+  storage = Storage(FLAGS.credentials_filename)
+  credentials = storage.get()
+  if credentials is None or credentials.invalid:
+    credentials = run(FLOW, storage)
+
+  # Create an httplib2.Http object to handle our HTTP requests and authorize it
+  # with our good Credentials.
+  http = httplib2.Http()
+  http = credentials.authorize(http)
+
+  service = build('gan', 'v1beta1', http=http)
+
+  ccOffers = service.ccOffers()
+
+  # Retrieve the relevant offers.
+  list_call = ccOffers.list(publisher=publisher,
+  # TODO(leadpipe): add back when advertiser is repeated
+  # advertiser=FLAGS.advertiser,
+                            projection='full')
+  list = list_call.execute()
+  list['publisher'] = publisher
+
+  if FLAGS.output_type in ["BOTH", "HTML"]:
+    template = get_template('offers_template.html')
+    context = Context(list)
+
+    fname = '%s.html' % publisher
+    out = open(fname, 'w')
+    out.write(template.render(context).encode('UTF-8'))
+    os.fchmod(out.fileno(), stat.S_IROTH|stat.S_IRGRP|stat.S_IRUSR|stat.S_IWUSR)
+    out.close()
+
+    print 'Wrote %s' % fname
+
+  if FLAGS.output_type in ["BOTH", "STDOUT"]:
+    print json.dumps(list, sort_keys=True, indent=4)
+
+if __name__ == '__main__':
+  main(sys.argv)
diff --git a/samples/gan/ccoffers/offers_template.html b/samples/gan/ccoffers/offers_template.html
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+++ b/samples/gan/ccoffers/offers_template.html
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+<html>
+<head>
+<title>Credit Card Offers for Publisher {{ publisher }}</title>
+<style>
+  h2 {
+    margin: 3ex 0 1ex;
+  }
+  td.cardName {
+    padding-bottom: 2ex;
+  }
+  td {
+    vertical-align: top;
+    overflow: auto;
+  }
+  tr.details td {
+    padding: 0 3ex;
+  }
+  td pre {
+    margin: 3ex 3em;
+    width: 500px;
+  }
+</style>
+<script>
+  function toggleDisplay(id) {
+    el = document.getElementById(id);
+    if (el.style.display == "none") {
+      el.style.display = "block"
+    } else {
+      el.style.display = "none"
+    }
+  }
+</script>
+</head>
+<body>
+<h1>Credit Card Offers for Publisher {{ publisher }}</h1>
+<table>
+{% for item in items %}
+<tr>
+<td colspan=3 class="cardName">
+  <h2>{{ item.cardName }}</h2>
+  {{ item.network }} from {{ item.issuer }} - <a href="{{ item.trackingUrl }}">Click to apply</a>
+  - <a href="javascript:toggleDisplay('pre{{forloop.counter}}');">debug</a>
+<tr class="details">
+<td>
+  {% if item.imageUrl %}
+  <img src="{{ item.imageUrl }}" title="Image from GAN" />
+  {% endif %}
+  {% if item.logoUrl %}
+  <img src="{{ item.logoUrl }}" title="Image from AdConnect" />
+  {% endif %}
+  {% if item.disclaimer %}
+  <div>{{ item.disclaimer }}</div>
+  {% endif %}
+<td>
+  <div>APR: {{ item.aprDisplay }}</div>
+  <div>Annual Fee: {{ item.annualFeeDisplay }}</div>
+  <div>Grace Period: {{ item.gracePeriodDisplay }}</div>
+  <div>Late Payment Fee: {{ item.latePaymentFee }}</div>
+  <div>Credit Rating: {{ item.creditRatingDisplay }}</div>
+<td>
+  {% if item.introAprDisplay %}
+  <div>Intro APR: {{ item.introAprDisplay }}</div>
+  {% endif %}
+  {% if item.balanceTransferAprDisplay %}
+  <div>Balance Transfer APR: {{ item.balanceTransferAprDisplay }}</div>
+  {% endif %}
+  {% if item.balanceTransferFeeDisplay %}
+  <div>Balance Transfer Fee: {{ item.balanceTransferFeeDisplay }}</div>
+  {% endif %}
+  {% if item.cashAdvanceAprDisplay %}
+  <div>Cash Advance APR: {{ item.cashAdvanceAprDisplay }}</div>
+  {% endif %}
+  {% if item.cashAdvanceFeeDisplay %}
+  <div>Cash Advance Fee: {{ item.cashAdvanceFeeDisplay }}</div>
+  {% endif %}
+<!--
+<td>
+  Card benefits: <ul>
+    {% for benefit in item.cardBenefits %}
+    <li> {{ benefit }} </li>
+    {% endfor %}
+  </ul>
+<td>
+  Additional benefits: <ul>
+    {% for benefit in item.additionalCardBenefits %}
+    <li> {{ benefit }} </li>
+    {% endfor %}
+  </ul>
+-->
+</tr>
+<tr><td colspan=3><pre id="pre{{forloop.counter}}" style="display:none">
+{{ item|pprint|linebreaks }}</pre>
+{% empty %}
+<tr><td>
+<h2>Whoops, {{ publisher }} has no associated credit card offers.</h2>
+{% endfor %}
+</table>
+</body>
+</html>
diff --git a/samples/gan/events/events.py b/samples/gan/events/events.py
new file mode 100644
index 0000000..05a42c0
--- /dev/null
+++ b/samples/gan/events/events.py
@@ -0,0 +1,170 @@
+#!/usr/bin/python2.4
+# -*- coding: utf-8 -*-
+#
+# Copyright (C) 2011 Google Inc.
+
+"""Sample for retrieving credit-card offers from GAN."""
+
+__author__ = 'leadpipe@google.com (Luke Blanshard)'
+
+import apiclient
+import gflags
+import httplib2
+import json
+import logging
+import os
+import stat
+import sys
+
+from django.conf import settings
+from django.template import Template, Context
+from django.template.loader import get_template
+
+from apiclient.discovery import build
+from oauth2client.file import Storage
+from oauth2client.client import OAuth2WebServerFlow
+from oauth2client.tools import run
+
+settings.configure(DEBUG=True, TEMPLATE_DEBUG=True,
+    TEMPLATE_DIRS=('.'))
+
+
+FLAGS = gflags.FLAGS
+
+# Set up a Flow object to be used if we need to authenticate. This
+# sample uses OAuth 2.0, and we set up the OAuth2WebServerFlow with
+# the information it needs to authenticate. Note that it is called
+# the Web Server Flow, but it can also handle the flow for native
+# applications <http://code.google.com/apis/accounts/docs/OAuth2.html#IA>
+# The client_id client_secret are copied from the API Access tab on
+# the Google APIs Console <http://code.google.com/apis/console>. When
+# creating credentials for this application be sure to choose an Application
+# type of "Installed application".
+FLOW = OAuth2WebServerFlow(
+    client_id='767567128246-ti2q06i1neqm5boe2m1pqdc2riivhk41.apps.googleusercontent.com',
+    client_secret='UtdXI8nKD2SEcQRLQDZPkGT9',
+    scope='https://www.googleapis.com/auth/gan.readonly',
+    user_agent='gan-events-sample/1.0')
+
+# The gflags module makes defining command-line options easy for
+# applications. Run this program with the '--help' argument to see
+# all the flags that it understands.
+gflags.DEFINE_enum('logging_level', 'DEBUG',
+    ['DEBUG', 'INFO', 'WARNING', 'ERROR', 'CRITICAL'],
+    'Set the level of logging detail.')
+
+gflags.DEFINE_enum("output_type", 'STDOUT', ['BOTH', 'HTML', 'STDOUT'],
+                   'Set how to output the results received from the API')
+
+gflags.DEFINE_string('credentials_filename', 'events.dat',
+                     'File to store credentials in', short_name='cf')
+
+API_FLAGS = {'eventDateMin':None, 'eventDateMax':None, 'advertiserId':None,
+             'publisherId':None, 'orderId':None, 'sku':None,
+             'productCategory':None, 'linkId':None, 'memberId':None,
+             'status':None, 'type':None, 'role':None, 'roleId':None}
+
+gflags.DEFINE_string(
+    'eventDateMin', None,
+    'RFC 3339 formatted min date. Ex: 2005-08-09-T10:57:00-08:00')
+
+gflags.DEFINE_string(
+    'eventDateMax', None,
+    'RFC 3339 formatted max date. Ex: 2005-08-09-T10:57:00-08:00')
+
+gflags.DEFINE_string('advertiserId', None,
+                     'caret delimited advertiser IDs')
+
+gflags.DEFINE_string('publisherId', None,
+                     'caret delimited publisher IDs')
+
+gflags.DEFINE_string('orderId', None,
+                     'caret delimited order IDs')
+
+gflags.DEFINE_string('sku', None,
+                     'caret delimited SKUs')
+
+gflags.DEFINE_string('productCategory', None,
+                     'caret delimited product categories')
+
+gflags.DEFINE_string('linkId', None,
+                     'caret delimited link IDs')
+
+gflags.DEFINE_string('memberId', None,
+                     'caret delimited member IDs')
+
+gflags.DEFINE_string('status', None,
+                     'status of events - valid values "active" or "cancelled"')
+
+gflags.DEFINE_string('type', None,
+                     'type of events - valid values "action" or "transaction"')
+
+
+def usage(argv):
+  print 'Usage: %s <role> <role-id>\n%s' % (argv[0], FLAGS)
+  sys.exit(1)
+
+
+def main(argv):
+  # Let the gflags module process the command-line arguments
+  try:
+    argv = FLAGS(argv)
+  except gflags.FlagsError, e:
+    print e
+    usage(argv)
+
+  if len(argv) != 3:
+    usage(argv)
+  params = {
+    'role': argv[1],
+    'roleId': argv[2]
+  }
+
+  # Set the logging according to the command-line flag
+  logging.getLogger().setLevel(getattr(logging, FLAGS.logging_level))
+
+  # If the Credentials don't exist or are invalid run through the native client
+  # flow. The Storage object will ensure that if successful the good
+  # Credentials will get written back to a file.
+  storage = Storage(FLAGS.credentials_filename)
+  credentials = storage.get()
+  if credentials is None or credentials.invalid:
+    credentials = run(FLOW, storage)
+
+  # Create an httplib2.Http object to handle our HTTP requests and authorize it
+  # with our good Credentials.
+  http = httplib2.Http()
+  http = credentials.authorize(http)
+
+  service = build('gan', 'v1beta1', http=http)
+
+  events = service.events()
+
+  # Filter out all params that aren't set.
+  for key in FLAGS:
+    if key in API_FLAGS and FLAGS[key].value != None:
+      params[key] = FLAGS[key].value
+
+  # Retrieve the relevant events.
+  try:
+    list_call = events.list(**params)
+    list = list_call.execute()
+  except apiclient.errors.HttpError, e:
+    print json.dumps(e.__dict__, sort_keys=True, indent=4)
+
+  if FLAGS.output_type in ["BOTH", "HTML"]:
+    template = get_template('events_template.html')
+    context = Context(list)
+
+    out = open("output.html", 'w')
+    out.write(template.render(context).encode('UTF-8'))
+    os.fchmod(out.fileno(), stat.S_IROTH|stat.S_IRGRP|stat.S_IRUSR|stat.S_IWUSR)
+    out.close()
+
+    print 'Wrote output.html'
+
+  if FLAGS.output_type in ["BOTH", "STDOUT"]:
+    print json.dumps(list, sort_keys=True, indent=4)
+
+if __name__ == '__main__':
+  main(sys.argv)
diff --git a/samples/gan/events/events_template.html b/samples/gan/events/events_template.html
new file mode 100644
index 0000000..bd43ffd
--- /dev/null
+++ b/samples/gan/events/events_template.html
@@ -0,0 +1,106 @@
+<html>
+  <head>
+    <title>Event Response</title>
+    <style>
+      h2 {
+      margin: 3ex 0 1ex;
+      }
+      th {
+      background-color: grey;
+      }
+      td {
+      vertical-align: top;
+      overflow: auto;
+      }
+      tr.details td {
+      padding: 0 3ex;
+      }
+      td pre {
+      margin: 3ex 3em;
+      width: 500px;
+      }
+    </style>
+    <script>
+      function toggleDisplay(id) {
+      el = document.getElementById(id);
+      if (el.style.display == "none") {
+      el.style.display = "block"
+      } else {
+      el.style.display = "none"
+      }
+      }
+    </script>
+  </head>
+  <body>
+    <h1>Events</h1>
+    <table border="1" cellspacing="0">
+    {% for item in items %}
+      <tr> 
+        <th>Event Date</th>
+        {% if item.modifyDate %}<th>Modify Date</th> {% endif %}
+        {% if item.advertiserId %}<th>Advertiser Id</th>{% endif %}
+        {% if item.advertiserName %}<th>Advertiser Name</th>{% endif %}
+        {% if item.publisherId %}<th>Publisher Id</th>{% endif %}
+        {% if item.publisherName %}<th>Publisher Name</th>{% endif %}
+        <th>Order Id</th>
+        <th>Member Id</th>
+        <th>Event Status</th>
+        <th>Event Type</th>
+        <th>Commissionable Sales</th>
+        {% if item.earnings %}<th>Earnings (Publisher Only)</th>{% endif %}
+        {% if item.publisherFee %}<th>Publisher Fee (Advertiser Only)</th>{% endif %}
+        {% if item.networkFee %}<th>Network Fee (Advertiser Only)</th>{% endif %}
+      <tr class="eventinfo">
+        <td>{{ item.eventDate }}</td>
+        {% if item.modifyDate %}<td>{{ item.modifyDate }}</td>{% endif %}
+        <td>{{ item.advertiserId }}{{ item.publisherId }}</td>
+        <td>{{ item.advertiserName }}{{ item.publisherName }}</td>
+        <td>{{ item.orderId }}</td>
+        <td>{{ item.memberId }}</td>
+        <td>{{ item.status }}</td>
+        <td>{{ item.type }}</td>
+        <td>{{ item.commissionableSales }}</td>
+        {% if item.earnings %}<td>{{ item.earnings }}</td> {% endif %}
+        {% if item.publisherFee %}<td>{{ item.publisherFee }}</td>{% endif %}
+        {% if item.networkFee %}<td>{{ item.networkFee }}</td>{% endif %}
+      </tr>
+      <tr style="border:1px solid #444">
+        <td class="products">Products:</td>
+        <td colspan="11">
+         <table border="1" cellspacing="0">
+          <tr>
+           <th>Sku</th>
+           <th>Sku Name</th>
+           <th>Unit Price</th>
+           <th>Category ID</th>
+           <th>Category Name</th>
+           <th>Quantity</th>
+           <th>Publisher Fee</th>
+           <th>Earnings</th>
+           <th>Network Fee</th>
+         </tr>
+         {% for product in item.products %}
+          <tr>
+           <td>{{ product.sku }}</td>
+           <td>{{ product.skuName }}</td>
+           <td>{{ product.unitPrice }}</td>
+           <td>{{ product.categoryId }}</td>
+           <td>{{ product.categoryName }}</td>
+           <td>{{ product.quantity }}</td>
+           <td>{{ product.publisherFee }}</td>
+           <td>{{ product.earnings }}</td>
+           <td>{{ product.networkFee }}</td>
+         </tr>
+      {% endfor %}
+        </table>
+      </tr>
+      {% empty %}
+      <tr>
+        <td>
+          <p style="padding:10px">No events fit that criteria. Try searching for different timeframe.</p>
+        </td>
+      </tr>
+      {% endfor %}
+    </table>
+  </body>
+</html>