Add create_webapp

create_app.py

@@ -2,16 +2,21 @@
 "Creates a firefox web app"
 
 import argparse
+import io
+import shlex
+import stat
 import sys
+import os
 import os.path as pt
 from urllib.parse import urlparse, urlunparse
 from collections import Counter
 
 import requests
 from bs4 import BeautifulSoup
+from PIL import Image
 
 
-REPO_DIR = pt.dirname(sys.argv[0])
+REPO_DIR = pt.abspath(pt.dirname(sys.argv[0]))
 BIN_DIR = f"{REPO_DIR}/bin"
 ICON_DIR = f"{REPO_DIR}/icons"
 
@@ -37,6 +42,40 @@ def absolute_url(base_url, relative_url):
     return relative_url
 
 
+# pylint: disable=W0613
+def create_webapp(name, url, exec_name, logo, profile):
+    "Creates the necessary files for the webapp."
+    local_vars = locals()
+    # Create a dictionary with shell-quoted version of arguments
+    quoted = {i: shlex.quote(local_vars[i]) for i in ("name", "url", "exec_name",
+                                          "logo", "profile")}
+    # Download and convert the logo
+    logo_pt = f"{ICON_DIR}/{exec_name}.png"
+    res = requests.get(logo, allow_redirects=True)
+    with Image.open(io.BytesIO(res.content)) as img:
+        img.save(logo_pt, "PNG")
+
+    # Create the binary
+    script_pt = f"{BIN_DIR}/{exec_name}"
+    with open(script_pt, "w") as script:
+        script.write("#!/usr/bin/env sh\n")
+        script.write(f"firefox --profile {quoted['profile']} {quoted['url']}\n")
+    os.chmod(script_pt, os.stat(script_pt).st_mode | stat.S_IXUSR | stat.S_IXGRP)
+
+    # Create the desktop file
+    desk_pt = pt.expanduser(f"~/.local/share/applications/{exec_name}.desktop")
+    with open(desk_pt, "w") as desktop:
+        desktop.write(f"""
+[Desktop Entry]
+Name={name} (Web App)
+Exec={script_pt}
+Terminal=false
+Type=Application
+Icon={logo_pt}
+Categories=Network;X-WebApps
+                      """.strip() + "\n")
+
+
 def extract_metadata(url):
     "Extract metadata using bs4"
     # Get and parse the page
@@ -45,7 +84,9 @@ def extract_metadata(url):
     metadata = {}
 
     # Find the title
-    titles = [soup.title.string]
+    titles = []
+    if soup.title:
+        titles = [soup.title.string]
     for tag in soup.find_all("meta"):
         title_props = ["title", "og:title", "twitter:title"]
         if tag.get("property", None) in title_props \
@@ -53,11 +94,16 @@ def extract_metadata(url):
             titles.append(tag["content"])
     # Set title to the most common if it occurs more than once, else prefer
     # title tag
-    most_common = Counter(titles).most_common(1)[0]
-    if most_common[1] > 1:
-        metadata["title"] = most_common[0].strip()
+    most_common = Counter(titles).most_common(1)
+    if not most_common:
+        metadata["title"] = None
+    elif most_common[0][1] > 1:
+        metadata["title"] = most_common[0][0].strip()
     else:
-        metadata["title"] = soup.title.string.strip()
+        if soup.title:
+            metadata["title"] = soup.title.string.strip()
+        else:
+            metadata["title"] = most_common[0][0].strip()
 
     # Find the image.
     # Try link first, followed by /favicon.{png,ico}, followed by og:, twitter:
@@ -121,6 +167,7 @@ def main():
         eprint(f"Maybe you meant https://{args.url} ?")
         sys.exit(1)
 
+    print("Fetching details ...")
     metadata = extract_metadata(args.url)
     if not args.name:
         args.name = metadata["title"]
@@ -146,6 +193,13 @@ def main():
     print(f"Logo URL:\t\t{args.logo}")
     print(f"Executable Name:\t{args.exec_name}")
     print(f"Firefox Profile:\t{args.firefox_profile}")
+    print()
+    print("Do you want to create the app with the above details (Y/n): ",
+          end=' ')
+    inp = input()
+    if not inp or inp[0].upper() != "N":
+        create_webapp(args.name, args.url, args.exec_name, args.logo,
+                      args.firefox_profile)
 
 
 if __name__ == "__main__":

setup.sh

@@ -75,7 +75,7 @@ if [[ $FIREFOX_PROFILE == "" ]] || (( NEW == 1 )); then
 		echo -n "Use an existing profile for apps? (y/N): "
 		read -r input
 		if [[ ${input^^} == "Y" ]]; then
-			echo "Enter path to existing profile (or run the script with --firefox_profile): "
+			echo -n "Enter path to existing profile (or run the script with --firefox_profile): "
 			read -r FIREFOX_PROFILE
 		else
 			NEW=1
@@ -113,13 +113,13 @@ read -r
 
 mkdir "$FIREFOX_PROFILE/chrome" &> /dev/null || true
 HIDDEN_SELECTORS=()
-echo -e "Do you want to hide tabs? (y/N)"
+echo -n "Do you want to hide tabs? (y/N) "
 read -r input
 if [[ ${input^^} == "Y" ]]; then
 	HIDDEN_SELECTORS=("${HIDDEN_SELECTORS[@]}" "#tabbrowser-tabs")
 fi
 
-echo -e "Do you want to hide main toolbar (address bar, back, forward, etc)? (y/N)"
+echo -n "Do you want to hide main toolbar (address bar, back, forward, etc)? (y/N) "
 read -r input
 if [[ ${input^^} == "Y" ]]; then
 	HIDDEN_SELECTORS=("${HIDDEN_SELECTORS[@]}" "#nav-bar")
@@ -137,3 +137,5 @@ if (( ${#HIDDEN_SELECTORS[@]} > 0 )); then
 	visibility: collapse !important;
 }" >> "$FIREFOX_PROFILE/chrome/userChrome.css"
 fi
+
+echo "Optional: Add $(cd "$ICON_DIR"; pwd) to your PATH to allowing launching the app from command line"