Improved search query

parts/server.py

@@ -9,6 +9,9 @@ from flask import Flask
 from flask import render_template, send_from_directory, request, Response
 from werkzeug.utils import secure_filename
 
+import pprint
+pp = pprint.PrettyPrinter(indent=4)
+
 app = Flask(__name__)
 
 db_engine = {}
@@ -49,20 +52,45 @@ def get_part_info(partID):
     r.close()
     return json.dumps(l[0])
 
-@app.route('/parts/query/<filter>/<query>')
-def query(filter, query):
-    query = '%' + query + '%'
-    filter = int(filter)
+@app.route('/parts/query/<filter_dummy>/<query>')
+def query(filter_dummy, query):
+    filter = request.args.to_dict()
+    keywords = query.split() # Default splits with spaces
+    for i in range(len(keywords)):
+        keywords[i] = '%' + keywords[i] + '%'
+    kw_dict = {}
+    for i in range(len(keywords)):
+        kw_dict["kw" + str(i)] = keywords[i]
+
     s = 'select p.id,partno,description,l.name as location_descriptor from parts as p inner join locations as l on p.location_id = l.id where '
-    if filter & (1 << 1) != 0:
-        s += 'LOWER(partno) like LOWER(:name) or '
-    if filter & (1 << 4) != 0:
-        s += 'LOWER(description) like LOWER(:name) or '
-    if filter & (1 << 5) != 0:
-        s += 'LOWER(notes) like LOWER(:name) or '
+    if filter['l']:
+        s += '('
+        for i in range(len(keywords)):
+            s += 'LOWER(l.name) like LOWER(:kw'+ str(i) +') AND '
+        s = s[:-5]
+        s += ') OR '
+    if filter['p']:
+        s += '('
+        for i in range(len(keywords)):
+            s += 'LOWER(partno) like LOWER(:kw'+ str(i) +') AND '
+        s = s[:-5]
+        s += ') OR '
+    if filter['d']:
+        s += '('
+        for i in range(len(keywords)):
+            s += 'LOWER(description) like LOWER(:kw'+ str(i) +') AND '
+        s = s[:-5]
+        s += ') OR '
+    if filter['n']:
+        s += '('
+        for i in range(len(keywords)):
+            s += 'LOWER(notes) like LOWER(:kw'+ str(i) +') AND '
+        s = s[:-5]
+        s += ') OR '
     s = s[:-4] + ';'
+    print(s)
     s = text(s)
-    r = db_engine.execute(s, name=query)
+    r = db_engine.execute(s, kw_dict)
     l = []
     for row in r:
         l.append(dict(row))