Added button to queue empty websites

app.py

@@ -2,7 +2,7 @@ from flask import Flask, render_template, redirect, request, flash, abort, Respo
 import json
 import os
 import time
-import ssl
+import itertools
 from database import Database, Website, InvalidQueryException
 from flask_recaptcha import ReCaptcha
 import od_util
@@ -126,18 +126,24 @@ def admin_redispatch_queued():
         abort(404)
 
 
+def get_empty_websites():
+
+    current_tasks = itertools.chain(taskDispatcher.get_queued_tasks(), taskDispatcher.get_current_tasks())
+
+    queued_websites = [task.website_id for task in current_tasks]
+    all_websites = db.get_all_websites()
+    non_queued_websites = list(set(all_websites).difference(queued_websites))
+
+    return searchEngine.are_empty(non_queued_websites)
+
+
 @app.route("/website/delete_empty")
 def admin_delete_empty_website():
     """Delete websites with no associated files that are not queued"""
 
     if "username" in session:
 
-        current_tasks = taskDispatcher.get_queued_tasks() + taskDispatcher.get_current_tasks()
-        queued_websites = [task.website_id for task in current_tasks]
-        all_websites = db.get_all_websites()
-        non_queued_websites = list(set(all_websites).difference(queued_websites))
-
-        empty_websites = searchEngine.are_empty(non_queued_websites)
+        empty_websites = get_empty_websites()
 
         for website in empty_websites:
             #db.delete_website(website)
@@ -150,6 +156,21 @@ def admin_delete_empty_website():
         abort(403)
 
 
+@app.route("/website/queue_empty")
+def admin_queue_empty_websites():
+    if "username" in session:
+
+        for website_id in get_empty_websites():
+            website = db.get_website_by_id(website_id)
+            task = Task(website.id, website.url, 1)
+            taskDispatcher.dispatch_task(task)
+        flash("Dispatched empty websites", "success")
+        return redirect("/dashboard")
+
+    else:
+        abort(403)
+
+
 @app.route("/website/<int:website_id>/clear")
 def admin_clear_website(website_id):
 

od_util.py

@@ -7,6 +7,9 @@ import re
 from ftplib import FTP
 import config
 
+import urllib3
+urllib3.disable_warnings()
+
 
 def truncate_path(path, max_len):
     pattern = re.compile(r"/?.*?/")
@@ -170,7 +173,7 @@ def is_od(url):
             ftp.close()
             return True
         elif config.SUBMIT_HTTP:
-            r = requests.get(url, timeout=30, allow_redirects=False)
+            r = requests.get(url, timeout=30, allow_redirects=False, verify=False)
             if r.status_code != 200:
                 print("No redirects allowed!")
                 return False

task.py

@@ -174,18 +174,17 @@ class TaskDispatcher:
         for server in self.db.get_crawl_servers():
             for task in server.fetch_completed_tasks():
                 print("Completed task")
-                # All files are overwritten
-                self.search.delete_docs(task.website_id)
-                file_list = server.fetch_website_files(task.website_id)
-                if file_list:
+                if task.file_count:
+                    # All files are overwritten
+                    self.search.delete_docs(task.website_id)
+                    file_list = server.fetch_website_files(task.website_id)
                     self.search.import_json(file_list, task.website_id)
+                    # File list is safe to delete once indexed
+                    server.free_website_files(task.website_id)
 
                 # Update last_modified date for website
                 self.db.update_website_date_if_exists(task.website_id)
 
-                # File list is safe to delete once indexed
-                server.free_website_files(task.website_id)
-
     def dispatch_task(self, task: Task):
         self._get_available_crawl_server().queue_task(task)
 
@@ -207,7 +206,7 @@ class TaskDispatcher:
 
         return server_with_most_free_slots
 
-    def get_queued_tasks(self) -> list:
+    def get_queued_tasks(self):
 
         queued_tasks_by_server = self._get_queued_tasks_by_server()
         for queued_tasks in queued_tasks_by_server.values():

templates/dashboard.html

@@ -121,6 +121,7 @@
 
                 <a class="btn btn-danger" href="/website/delete_empty">Delete websites with no associated files that are not queued</a>
                 <a class="btn btn-danger" href="/website/redispatch_queued">Re-dispatch queued tasks</a>
+                <a class="btn btn-danger" href="/website/queue_empty">Re-queue websites with no associated files</a>
 
                 <hr>
                 <a class="btn btn-info" href="/logout">Logout</a>