Add shipyard.py.

Fixes #42.
Should have been committed with b0f60af.

shipyard.py

@@ -0,0 +1,52 @@
+# Export list of ships as CSV
+
+import time
+
+from config import config
+
+
+ship_map = {
+    'adder'                       : 'Adder',
+    'anaconda'                    : 'Anaconda',
+    'asp'                         : 'Asp',
+    'cobramkiii'                  : 'Cobra Mk III',
+    'diamondback'                 : 'Diamondback Scout',
+    'diamondbackxl'               : 'Diamondback Explorer',
+    'eagle'                       : 'Eagle',
+    'empire_courier'              : 'Imperial Courier',
+    'empire_eagle'                : 'Imperial Eagle',
+    'empire_fighter'              : 'Imperial Fighter',
+    'empire_trader'               : 'Imperial Clipper',
+    'federation_dropship'         : 'Federal Dropship',
+    'federation_dropship_mkii'    : 'Federal Assault Ship',
+    'federation_gunship'          : 'Federal Gunship',
+    'federation_fighter'          : 'F63 Condor',
+    'ferdelance'                  : 'Fer-de-Lance',
+    'hauler'                      : 'Hauler',
+    'orca'                        : 'Orca',
+    'python'                      : 'Python',
+    'sidewinder'                  : 'Sidewinder',
+    'type6'                       : 'Type-6 Transporter',
+    'type7'                       : 'Type-7 Transporter',
+    'type9'                       : 'Type-9 Heavy',
+    'viper'                       : 'Viper',
+    'vulture'                     : 'Vulture',
+}
+
+def export(data, filename):
+
+    querytime = config.getint('querytime') or int(time.time())
+
+    assert data['lastSystem'].get('name')
+    assert data['lastStarport'].get('name')
+    assert data['lastStarport'].get('ships')
+
+    timestamp = time.strftime('%Y-%m-%dT%H:%M:%SZ', time.gmtime(querytime))
+    header = 'System,Station,Ship,Date\n'
+    rowheader = '%s,%s' % (data['lastSystem']['name'], data['lastStarport']['name'])
+
+    h = open(filename, 'wt')
+    h.write(header)
+    for name in [ship_map[ship['name'].lower()] for ship in (data['lastStarport']['ships'].get('shipyard_list') or {}).values() + data['lastStarport']['ships'].get('unavailable_list') if ship['name'].lower() in ship_map]:
+        h.write('%s,%s,%s\n' % (rowheader, name, timestamp))
+    h.close()