Adds Champaca

README.md

@@ -16,7 +16,7 @@ We either have URLs that can be easily scraped (https://schema.org/Event), or a
 | https://events.venn.buzz/      | ✔️      | ✔️     | ❌           |                                                                                                           |
 | https://linktr.ee/atta_galatta | ✔️      | ✔️     | ❌           |                                                                                                           |
 | Zomato                         | ✔️      | ✔️     | ❌           |                                                                                                           |
-| Champaca                       | ✔️      | ✔️     | ❌           |                                                                                                           |
+| Champaca                       | ✔️      | ✔️     | ✔️           |                                                                                                           |
 | [Visvesvaraya Museum][vism].   | ❌      | ❌     | ❌           | OCR                                                                                                       |
 | [NGMA][ngma]                   | ❌      | ❌     | ❌           | OCR The [older website calender](http://www.ngmaindia.gov.in/ngma_bangaluru_calendar.asp) is not updated. |
 | [Sofar][sofar]                 | ✔️      | ✔️     | ✔️          |                                                                                                           |

src/champaca.py

@@ -2,17 +2,96 @@
 import datetime
 import json
 import dateutil.parser
+import re
 from lxml import etree
 import datefinder
+import urllib.parse
+from math import ceil
+
+HEADERS = {
+    "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/58.0.3029.110 Safari/537.3"
+}
 
 def make_request(url):
     parsed_url = url.split("://")[1]
     host, path = parsed_url.split("/", 1)
     conn = http.client.HTTPSConnection(host)
-    conn.request("GET", "/" + path)
+    conn.request("GET", "/" + path, headers=HEADERS)
     response = conn.getresponse()
     return response.read()
 
+
+def get_price(product_url):
+    parsed_url = urllib.parse.urlparse(product_url)
+    path = parsed_url.path
+    j = json.loads(make_request("https://champaca.in" + path + ".json"))
+    for variant in j["product"]["variants"]:
+        return str(ceil(float(variant["price"])))
+
+
+def guess_event_type(title):
+    if "Workshop" in title:
+        return "EducationEvent"
+    if "Book" in title:
+        return "LiteraryEvent"
+    if "Children" in title:
+        return "ChildrensEvent"
+    return "Event"
+
+
+# Generate as per the schema.org/Event specification
+def make_event(title, starttime, description, url, product_urls):
+    tz = datetime.timezone(datetime.timedelta(hours=5, minutes=30))
+    performer_regexes = [
+        r'/by (?P<name>(\w|\s)+)\s(\||:)/',
+        r'/with (?P<name>(\w|\s)+)\s(\||:)/',
+    ]
+    performer = None
+    for regex in performer_regexes:
+        match = re.search(regex, title)
+        if match:
+            performer = match.group("name")
+            break
+    e = {
+        "@context": "http://schema.org",
+        "@type": guess_event_type(title),
+        "name": title,
+        "startDate": starttime.replace(tzinfo=tz).isoformat(),
+        "duration": "PT2H",
+        "description": description,
+        "url": url,
+        "offers": [
+            {
+                "@type": "Offer",
+                "url": url,
+                "price": get_price(url),
+                "priceCurrency": "INR",
+            }
+            for url in product_urls
+        ],
+        "location": {
+            "@type": "Place",
+            "name": "Champaca Bookstore",
+            "address": {
+                "@type": "PostalAddress",
+                "streetAddress": "7/1 Edward Road, Off Queens Road",
+                "addressLocality": "Bengaluru",
+                "postalCode": "560051",
+                "addressCountry": "India",
+            },
+        },
+    }
+
+    for offer in e["offers"]:
+        if offer["price"] == "0":
+            e["isAccessibleForFree"] = True
+
+    if performer:
+        e["performer"] = {"@type": "Person", "name": performer}
+
+    return e
+
+
 def fetch_events():
     url = "https://champaca.in/blogs/events.atom"
     content = make_request(url)
@@ -23,26 +102,57 @@ def fetch_events():
     events = []
 
     # Iterate over each entry in the feed
-    for entry in tree.xpath('//xmlns:entry', namespaces={"xmlns": "http://www.w3.org/2005/Atom"})[0:5]:
-        title = entry.find('.//xmlns:title', namespaces={"xmlns": "http://www.w3.org/2005/Atom"}).text
+    for entry in tree.xpath(
+        "//xmlns:entry", namespaces={"xmlns": "http://www.w3.org/2005/Atom"}
+    )[0:5]:
+        title = entry.find(
+            ".//xmlns:title", namespaces={"xmlns": "http://www.w3.org/2005/Atom"}
+        ).text
+        html_content = entry.find(
+            ".//xmlns:content", namespaces={"xmlns": "http://www.w3.org/2005/Atom"}
+        ).text
+        # get all text from div or P elements
+        description_text = " ".join(
+            [
+                p
+                for p in etree.HTML(html_content).xpath(
+                    "//div//text() | //p//text()"
+                )
+            ]
+        )
+        url = entry.find(
+            ".//xmlns:link", namespaces={"xmlns": "http://www.w3.org/2005/Atom"}
+        ).attrib["href"]
 
+        doc = etree.HTML(html_content)
+        links = doc.xpath(
+            '//a[starts-with(@href, "https://champaca.in/products/")]/@href'
+        )
         # Find future dates in the title
         future_dates = list(datefinder.find_dates(title, index=True, source=True))
         if future_dates:
             # Get the first future date found
-            future_date = next((date for date, idx, src in future_dates if date > datetime.datetime.now()), None)
+            future_date = next(
+                (
+                    date
+                    for date, idx, src in future_dates
+                    if date > datetime.datetime.now()
+                ),
+                None,
+            )
             if future_date:
                 # Calculate the difference in days between now and the future date
                 days_difference = (future_date - datetime.datetime.now()).days
                 if days_difference <= 30 and days_difference >= 1:
-                    tz = datetime.timezone(datetime.timedelta(hours=5, minutes=30))  # Asia/Kolkata timezone
-                    events.append({
-                        "title": title,
-                        "starttime": future_date.replace(tzinfo=tz).isoformat(),
-                    })
+                    tz = datetime.timezone(datetime.timedelta(hours=5, minutes=30))
+
+                    events.append(
+                        make_event(title, future_date, description_text, url, links)
+                    )
 
     return events
 
+
 if __name__ == "__main__":
     # write to champaca.json
     with open("out/champaca.json", "w") as f:

src/event-fetcher.py

@@ -11,6 +11,7 @@
     'out/scigalleryblr.json',
     'out/sumukha.json',
     'out/bluetokai.json',
+    'out/champaca.json',
 ]
 
 KNOWN_EVENT_TYPES = [