Implemented the RSS feed exporter

RSS feed exporter is now implemented.

This completes the main feature set of the BiaWeb Qt application.
This is probably beta 1

diff --git a/biaweb_exporter.py b/biaweb_exporter.py
index 47ccead..9531159 100644 (file)
--- a/biaweb_exporter.py
+++ b/biaweb_exporter.py
@@ -304,6 +304,47 @@ def generate_category_indices (dbname, conf, templates, category_str, bestrated_
        # finally return true
        return True
 
+# function to generate the RSS feed for the website
+def generate_rss_feed (dbname, conf):
+       # rss main template
+       tpl_rss = string.Template (biaweb_strings.template_rss)
+       # rss item bit template
+       tpl_rss_itembit = string.Template (biaweb_strings.template_rss_item)
+
+       # get the latest articles (limit by number of rss items)
+       arts = biaweb_db.site_latest_articles (dbname, conf[4])
+       if arts == False:
+               return False
+
+       rss_item_list = []
+       # run through the articles and generate the rss items
+       for art in arts:
+               # link
+               itemlink = "http://" + conf[0] + art[13] + "/" + art[8] + ".html"
+               item_str = tpl_rss_itembit.safe_substitute (item_title = art[1],
+                                                                                                       item_link = itemlink,
+                                                                                                       description = art[2])
+               rss_item_list.append (item_str)
+
+       # now get the rss items as a string
+       rss_item_str = "".join (rss_item_list)
+
+       # now generate the feed
+       rss_str = tpl_rss.safe_substitute (title = conf[1],
+                                                                               link = "http://" + conf[0],
+                                                                               description = conf[3],
+                                                                               rss_items = rss_item_str)
+
+       # now try to write it to the rss file
+       try:
+               frss = open (os.path.join (conf[5], "subscribe.xml"), "w+")
+               frss.write (rss_str)
+       except IOError, OSError:
+               return False
+
+       # finally return true
+       return True
+
 # function to generate main index file and stylesheet
 def generate_home_page (dbname, conf, templates, category_str, bestrated_str):
        # main template
@@ -408,6 +449,11 @@ def generate_site (dbname, files_to_copy, folders_to_copy, search_type_full=True
        if ret == False:
                return False
 
+       # generate the rss feed
+       ret = generate_rss_feed (dbname, conf)
+       if ret == False:
+               return False
+
        # generate the category directories and indices
        ret = generate_category_indices (dbname, conf, tpls, cats_str, best_rated_str, cats)
        if ret == False:

diff --git a/biaweb_strings.py b/biaweb_strings.py
index 8f7f232..65cb21f 100644 (file)
--- a/biaweb_strings.py
+++ b/biaweb_strings.py
@@ -38,7 +38,7 @@ template_main = """<?xml version="1.0" encoding="UTF-8"?>
                </form>
        </div>
        <div id="footer">${copyright}<br />Site generated by
-       <a href=\"http://harishankar.org/software/biaweb.php\">BiaWeb</a> created by V. Harishankar</div>
+       <a href=\"http://harishankar.org/software/biaweb_qt.php\">BiaWeb Qt</a> created by V. Harishankar</div>
 </body>
 </html>"""