made search a POST to /search be a redirect to a GET /search/<search_term> so that it works with back/forward buttons in the browser

files.py

@@ -238,8 +238,8 @@ def GetEntriesInFolderView( OPT, prefix ):
 ################################################################################
 def GetEntries( OPT ):
     entries=[]
-    if 'search_term' in request.form:
-        search_term=request.form['search_term']
+    if OPT.path_type == 'Search':
+        search_term=OPT.search_term
         if 'AI:' in search_term:
             search_term = search_term.replace('AI:','')
             all_entries = Entry.query.join(File).join(FaceFileLink).join(Face).join(FaceRefimgLink).join(Refimg).join(PersonRefimgLink).join(Person).filter(Person.tag.ilike(f"%{search_term}%")).order_by(File.year.desc(),File.month.desc(),File.day.desc(),Entry.name).offset(OPT.offset).limit(OPT.how_many).all()
@@ -336,20 +336,30 @@ def files_rbp():
     move_paths = MovePathDetails()
     return render_template("files.html", page_title=f"View Files ({OPT.path_type} Path)", entry_data=entries, OPT=OPT, move_paths=move_paths )
 
-
 ################################################################################
-# /search -> show thumbnail view of files from import_path(s)
+# search -> GET version -> has search_term in the URL and is therefore able to
+# be used even if the user hits the front/back buttons in the browser. 
+# func shows thumbnails of matching files.
 ################################################################################
-@app.route("/search", methods=["GET","POST"])
+@app.route("/search/<search_term>", methods=["GET"])
 @login_required
-def search():
+def search(search_term):
     OPT=Options( request )
+    OPT.search_term = search_term
     # always show flat results for search to start with
     OPT.folders=False
-    OPT.paths=None
     entries=GetEntries( OPT )
     move_paths = MovePathDetails()
-    return render_template("files.html", page_title='View Files', search_term=request.form['search_term'], entry_data=entries, OPT=OPT, move_paths=move_paths )
+    return render_template("files.html", page_title='View Files', search_term=search_term, entry_data=entries, OPT=OPT, move_paths=move_paths )
+
+################################################################################
+# /search -> POST version -> only used on form submit when you hit return. This
+# form just redirects to a GET of /search/<search_term> to trip route above
+################################################################################
+@app.route("/search", methods=["POST"])
+@login_required
+def search_post():
+    return redirect( "/search/"+request.form['search_term'] )
 
 ################################################################################
 # /files/scannow -> allows us to force a check for new files