Added scrollback support. Issue #249

hacknight/forms/event.py

@@ -1,5 +1,6 @@
 # -*- coding: utf-8 -*-
 
+import re
 from flask import Markup
 import wtforms
 import wtforms.fields.html5
@@ -51,12 +52,26 @@ class EventForm(Form):
     ticket_price = wtforms.TextField("Ticket price", description="Entry fee, if any, to be paid at the venue", validators=[wtforms.validators.length(max=250)])
     maximum_participants = wtforms.IntegerField("Venue capacity", description="The number of people this venue can accommodate.", default=50, validators=[wtforms.validators.Required()])
     website = wtforms.fields.html5.URLField("Website", description="Related Website (Optional)", validators=[wtforms.validators.Optional(), wtforms.validators.length(max=250), wtforms.validators.URL()])
+    irc_channel_url = wtforms.fields.html5.URLField("IRC Channel URL", description="IRC Channel for participants collaboration (Optional). E.G: irc://irc.freenode.net/#hasgeek", validators=[wtforms.validators.Optional(), wtforms.validators.length(max=250)])
     status = wtforms.SelectField("Event status", description="Current status of this hacknight", coerce=int, choices=STATUS_CHOICES)
 
     def validate_end_datetime(self, field):
         if field.data < self.start_datetime.data:
             raise wtforms.ValidationError(u"Your event can’t end before it starts.")
 
+    def validate_irc_channel_url(self, field):
+        pattern = "irc://irc\.([a-zA-Z0-9_-]{4,20})\.([a-zA-Z]{2,7})/([#a-zA-Z-_0-9]{2,20})"
+        """
+        Above pattern will match following 
+        irc://irc.freenode.net/#hasgeek
+        irc://irc.freenode.net/##hasgeek
+        irc://irc.freenode.net/##linux-india
+        irc://irc.free.net/##linux-india
+        irc://irc.fre23.net/##linux-india
+        """
+        if not re.match(pattern, field.data):
+            raise wtforms.ValidationError(u"Invalid IRC Channel URL. E.G: irc://irc.freenode.net/#hasgeek")
+
 
 class EmailEventParticipantsForm(Form):
     pending_message = RichTextField("Pending Message", description="Message to be sent for pending participants. '*|FULLNAME|*' will be replaced with user's fullname.", validators=[wtforms.validators.Optional()], tinymce_options = {'convert_urls': False, 'remove_script_host': False})

hacknight/models/event.py

@@ -75,6 +75,7 @@ class Event(BaseScopedNameMixin, db.Model):
     rejected_message_text = deferred(db.Column(db.UnicodeText, nullable=False, default=u''))
     pending_message = deferred(db.Column(db.UnicodeText, nullable=False, default=u''))
     pending_message_text = deferred(db.Column(db.UnicodeText, nullable=False, default=u''))
+    irc_channel_url = db.Column(db.Unicode(250), nullable=True)
 
     __table_args__ = (db.UniqueConstraint('name', 'profile_id'),)
 

hacknight/templates/event.html

@@ -126,6 +126,11 @@ <h4 class="nav-header">Share</h4>
           </li>
         </ul>
       </div>
+      {%- if event.irc_channel_url -%}
+        <div>
+          <a href="{{event.irc_channel_url}}" class="irc">Collaborate in IRC Channel</a>
+        </div>
+      {%- endif -%}
       {% if event.sponsors %}
         <hr class="clear-line">
         <div class="sidebar-heading nav nav-list">
@@ -235,7 +240,41 @@ <h2>New project...</h2>
       function onZoomend(){
           map.setView(venue, map.getZoom());
       };
-    {% endif %} 
+    {% endif %}
+    //Scrollback
+    $(".irc").on('click', function(e){
+
+      var channel = "{{ event.irc_channel_url }}";
+      console.log(channel);
+      if (channel !== ""){
+
+        channel_name = channel.split("#");
+        name = channel_name[channel_name.length - 1];
+        console.log(name);
+        if (name){
+          if(window.scrollback) return true;
+
+           if ("{{ g.user }}"){
+            window.scrollback = {    
+              streams:[name], theme: 'light', ticker: true, minimized: false, nickname: "{{g.user.username}}"
+            };
+          } else {
+            window.scrollback = {    
+             streams:[channel_name], theme: 'light', ticker: true, minimized: false
+            };
+          }
+          /***** don't edit below *****/
+          console.log(window.scrollback);
+          (function(d, s, h, e){e=d.createElement(s);e.async=1;
+          e.src=h+'/client.min.js';scrollback.host=h;
+          d.getElementsByTagName(s)[0].parentNode.appendChild(e);}
+          (document,'script',location.protocol+'//scrollback.io'));
+
+          e.preventDefault();
+          return false;
+        }
+      }
+    });
   });
   </script>