added search all functionality with flask-whooshalchemyplus

app/__init__.py

@@ -8,6 +8,8 @@ import os
 import click
 from werkzeug.utils import secure_filename
 from sqlalchemy.dialects import registry
+import flask_whooshalchemyplus
+
 registry.register("rqlite.pyrqlite", "sqlalchemy_rqlite.pyrqlite", "dialect")
 
 basedir = os.path.abspath(os.path.dirname(__file__))
@@ -25,6 +27,9 @@ app.config['SQLALCHEMY_DATABASE_URI'] = 'rqlite+pyrqlite://localhost:4001/'
 app.config['DEBUG'] = True
 app.config['PORT'] = 80
 
+# set the location for the whoosh index
+app.config['WHOOSH_BASE'] = 'whoosh'
+
 #app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///' + os.path.join(basedir, 'mydatabase.db')
 db = SQLAlchemy(app)
 
@@ -33,3 +38,6 @@ socketio = SocketIO(app)
 
 app.config.from_object(__name__)
 from app import views
+
+flask_whooshalchemyplus.init_app(app)    # initialize
+

app/forms.py

@@ -32,7 +32,8 @@ class ChatForm(FlaskForm):
 
 
 class SearchForm(FlaskForm):
-    choices = [('Title', 'Title'),
+    choices = [('All', 'All'),
+                ('Title', 'Title'),
                ('Category', 'Category')]
     select = SelectField('', choices=choices)
     search = StringField('', validators=[InputRequired()])

app/models.py

@@ -2,6 +2,8 @@ from app import db
 from marshmallow import Schema, fields, ValidationError, pre_load
 import datetime
 from sqlalchemy import Column, Integer, DateTime
+import flask_whooshalchemyplus
+
 
 authors = db.Table('books_authors',
     db.Column('book_id', db.Integer, db.ForeignKey('books.id'), primary_key=True),
@@ -15,6 +17,7 @@ stacks = db.Table('books_stacks',
 
 class Book(db.Model):
     __tablename__ = 'books'
+    __searchable__ = ['title', 'category', 'fileformat']  # these fields will be indexed by whoosh
 
     id = db.Column(db.Integer, primary_key = True)
     title = db.Column(db.String(255))

app/static/css/style.css

@@ -16,7 +16,7 @@ font-family: "Archivo Narrow";
 }
 
 p{
-  font-size: 22px;
+  font-size: 18px;
 
 }
 
@@ -36,7 +36,7 @@ float: left;
   color: black;
   text-align: center;
   padding: 14px 16px;
-  font-size: 22px;
+  font-size: 18px;
   text-decoration: none;
 }
 
@@ -58,7 +58,7 @@ padding: 0px 8px;
 }
 
 .lead{
-  font-size: 22px;
+  font-size: 18px;
 
 }
 .library_table{
@@ -70,7 +70,7 @@ border-spacing:0; /* Removes the cell spacing via CSS */
 }
 
 .library_table th{
-font-size: 21px;
+font-size: 20px;
 cursor: pointer;
 }
 
@@ -87,7 +87,7 @@ background-color: #E8E8E8!important;
 
 
 .library_table .title_col{
-  font-size: 21px;
+  font-size: 20px;
   padding-left: 10px;
 }
 
@@ -106,7 +106,7 @@ background-color: #fafafa;
 }
 
 #title_xppl{
-font-size: 55px;
+font-size: 46px;
 cursor: pointer;
 
 }
@@ -159,7 +159,7 @@ color: #fafafa;
   font-family:'Courier New';
   font-weight:100;
   font-size:12px;
-  margin-top: 100px;
+  margin-top: 200px;
 }
 
 .footer pre{
@@ -192,7 +192,7 @@ font-size: 12px;
   top:0;
   left:0;
   position: fixed;
-  font-size: 25px;
+  font-size: 20px;
   background-color: yellow;
 }
 

app/static/js/app.js

@@ -134,8 +134,8 @@ $( document ).ready(function() {
                duplicated: true,
                pauseOnHover: true,
                duration: 7000,
-               speed: 8,
-               gap: 100,
+               speed: 30,
+               gap: 200,
                startVisible:true
              });
              console.log(response)

app/views.py

@@ -72,18 +72,6 @@ def uploaded_file_cover(filename):
     return send_from_directory(app.config['UPLOAD_FOLDER_COVER'],
                                filename)
 
-@app.route('/books', methods= ['POST','GET'])
-def show_books():
-    books = db.session.query(Book).all()
-    search = SearchForm(request.form)
-    if request.method == 'POST':
-        if search.select.data == 'Title':
-            return redirect((url_for('search_results', query=search.search.data)))
-        if search.select.data == 'Category':
-            return redirect((url_for('search_cat', query=search.search.data)))
-
-    return render_template('show_books.html', books=books, form=search)
-
 @app.route('/updates', methods=['POST', 'GET'])
 def get_updates():
     userin = UserIns.query.filter_by(title="lastViewed").first()
@@ -283,45 +271,43 @@ def show_stack_by_id(id):
 
 ## search
 
-@app.route('/search/titles/<query>/', methods=['POST', 'GET'])
-def search_results(query):
-    search = SearchForm(request.form)
-    random_order=Book.query.order_by(func.random()).limit(10)
-    results=Book.query.filter(Book.title.contains(query)).all()
-
-    if not results:
-        upload_form = UploadForm(title= query, author='')
-        return render_template('red_link.html', form=upload_form, title=query)
+## search
 
+@app.route('/books', methods= ['POST','GET'])
+def show_books():
+    books = db.session.query(Book).all()
+    search = SearchForm(request.form)
     if request.method == 'POST':
-        query = search.search.data
-        results = []
-        if search.select.data == 'Title':
-            return redirect((url_for('search_results', query=search.search.data)))
-        if search.select.data == 'Category':
-            return redirect((url_for('search_cat', query=search.search.data)))
+        return redirect((url_for('search_results', searchtype=search.select.data, query=search.search.data)))
 
-    return render_template('results.html', form=search, books=results, books_all=random_order, query=query)
+    return render_template('show_books.html', books=books, form=search)
 
-@app.route('/search/cat/<query>/', methods=['POST', 'GET'])
-def search_cat(query):
+@app.route('/search/<searchtype>/<query>/', methods=['POST', 'GET'])
+def search_results(searchtype, query):
     search = SearchForm(request.form)
     random_order=Book.query.order_by(func.random()).limit(10)
+    results=Book.query.filter(Book.title.contains(query)).all()
+
+    if searchtype == 'Title':
+        results=Book.query.filter(Book.title.contains(query)).all()
+
+    if searchtype == 'Category':
         results=Book.query.filter(Book.category.contains(query)).all()
 
+    if searchtype== 'All':
+        results=Book.query.whoosh_search(query).all()
+
     if not results:
-        upload_form = UploadForm(category=query)
-        return render_template('red_link.html', form=upload_form, category=query)
+        upload_form = UploadForm(title= query, author='')
+        return render_template('red_link.html', form=upload_form, title=query)
 
     if request.method == 'POST':
         query = search.search.data
         results = []
-        if search.select.data == 'Title':
-            return redirect((url_for('search_results', query=search.search.data)))
-        if search.select.data == 'Category':
-            return redirect((url_for('search_cat', query=search.search.data)))
+        return redirect((url_for('search_results', searchtype=search.select.data, query=search.search.data)))
+
+    return render_template('results.html', form=search, books=results, books_all=random_order, searchtype=search.select.data, query=query)
 
-    return render_template('results.html', form=search, books=results, books_all=random_order, query=query)
 
 ###
 # The API

rebuild.py

@@ -0,0 +1,57 @@
+
+import datetime
+from app import app, models
+import whoosh
+import flask_whooshalchemyplus
+
+
+"""
+Rebuild all Whoosh search indices
+Useful after manually importing data (side-stepping the SQLAlchemy ORM
+and automatic Whoosh index updates)
+If this is intended as a full rebuild, you should consider deleting the
+Whoosh search database (as specified in app.config["WHOOSH_BASE"])
+before running the rebuild. This will ensure that no old/stale
+data is left in the search indices (this process doesn't delete removed
+data, only recreated search entries for current data). 
+"""
+
+
+program_start = datetime.datetime.utcnow()
+
+def log(message):
+    logtime = datetime.datetime.utcnow()
+    logdiff = logtime - program_start
+    print("{0} (+{1:.3f}): {2}".format(logtime.strftime("%Y-%m-%d %H:%M:%S"),
+                                    logdiff.total_seconds(),
+                                    message))
+
+def rebuild_index(model):
+    """Rebuild search index of Flask-SQLAlchemy model"""
+    log("Rebuilding {0} index...".format(model.__name__))
+    primary_field = model.pure_whoosh.primary_key_name
+    searchables = model.__searchable__
+    index_writer = flask_whooshalchemyplus.whoosh_index(app, model)
+
+    # Fetch all data
+    entries = model.query.all()
+
+    entry_count = 0
+    with index_writer.writer() as writer:
+        for entry in entries:
+            index_attrs = {}
+            for field in searchables:
+                index_attrs[field] = str(getattr(entry, field))
+
+            index_attrs[primary_field] = str(getattr(entry, primary_field))
+            writer.update_document(**index_attrs)
+            entry_count += 1
+
+    log("Rebuilt {0} {1} search index entries.".format(str(entry_count), model.__name__))
+
+
+if __name__ == "__main__":
+    model_list = [models.Book]
+
+    for model in model_list:
+        rebuild_index(model)