Add script to read trades

1 files changed, 39 insertions, 9 deletions

diff --git a/wikifolio/__init__.py b/wikifolio/__init__.py
index 06559e1..667ca98 100644
--- a/wikifolio/__init__.py
+++ b/wikifolio/__init__.py
@@ -1,7 +1,7 @@
 import logging
 import codecs
 import time
-import urllib.request
+from urllib.request import urlopen, Request
 
 from lxml.html import parse
 
@@ -16,12 +16,17 @@ COMMENT_URL = "https://www.wikifolio.com/dynamic/de/de/invest/" \
               "&page=1" \
               "&pageSize=5" \
               "&_={timestamp}"
+TRADES_URL = "https://www.wikifolio.com/dynamic/de/de/invest/" \
+             "getpagedtradesforwikifolio/{name}?id={id}" \
+             "&page=1&pageSize=100"
 USER_AGENT = "Mozilla/4.0 (compatible; MSIE 6.0; " \
              "Windows NT 5.1; FSL 7.0.6.01001)"
 
 
 def make_request(url):
-    request = urllib.request.Request(url)
+    """:rtype: Request"""
+    logging.info("Make request: {}".format(url))
+    request = Request(url)
     request.add_header("User-Agent", USER_AGENT)
     return request
 
@@ -29,13 +34,14 @@ def make_request(url):
 def get_id_from_name(name):
     """
     :param name: sanitized name of the certificate (line in url)
-    :rtype: Certificate
+    :rtype: model.Certificate
     """
     request = make_request(model.BASE_URL + name)
-    with urllib.request.urlopen(request) as input_raw:
+    with urlopen(request) as input_raw:
         document = parse(codecs.getreader('utf-8')(input_raw))
         try:
             return model.Certificate(
+                    name,
                     document.find('//input[@id="wikifolio"]').value,
                     document.find('//input[@id="wikifolio-shortdesc"]').value,
                     document.find('//input[@id="wikifolio-isin"]').value,
@@ -45,13 +51,11 @@ def get_id_from_name(name):
 
 
 def get_comments(cert):
-    """
-    :type cert: Certificate instance
-    """
+    """:type cert: model.Certificate"""
     logger.info("Fetch comments of {.name}".format(cert))
     request = make_request(COMMENT_URL.format(
-            id=cert.id, name=cert.name, timestamp=int(time.time())))
-    with urllib.request.urlopen(request) as input_raw:
+            id=cert.guid, name=cert.name, timestamp=int(time.time())))
+    with urlopen(request) as input_raw:
         document = parse(codecs.getreader('utf-8')(input_raw))
         comments = document.findall('//div[@class="user-comment"]')
         for div_comment in comments:
@@ -62,3 +66,29 @@ def get_comments(cert):
                     div_comment.find('div[@class="message-item-content"]').text,
                     div_comment.get('id'),
                     cert.make_url())
+
+def get_trades(cert):
+    """:type cert: model.Certificate"""
+    request = make_request(TRADES_URL.format(name=cert.name, id=cert.guid))
+    with urlopen(request) as input_raw:
+        document = parse(codecs.getreader('utf-8')(input_raw))
+        trade_blocks = document.findall('//table/tr')
+
+        share_name = share_isin = None
+        for trade_block in trade_blocks:
+            typ = trade_block.find('td[2]').text.strip()
+            if typ != "": # not a continuation
+                share_name = trade_block.find('td[1]/div/a/span').text.strip()
+                share_isin = trade_block.find('td[1]/div/div').text.strip()
+            else: # a continuaton, read type from first column
+                typ = trade_block.find('td[1]/span').text.strip()
+            timestamp = trade_block.find('td[3]/div[2]').text.strip()
+            timestamp = timestamp.replace('\xa0', ' ')
+            timestamp = time.strptime(timestamp, "%d.%m.%Y %H:%M")
+            yield model.Trade(share_name,
+                              share_isin,
+                              typ,
+                              trade_block.find('td[3]/div[1]').text.strip(), #status
+                              timestamp,
+                              trade_block.find('td[4]').text.strip(), #quote
+                              trade_block.find('td[5]').text.strip()) # kurs
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