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#!/usr/bin/env python3
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# vim: set ts=3 sw=3 sts=3 et:
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# File: /etc/installed/fdroid/fdroid_generate_web.py
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# Location: server3
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# Author: bgstack15
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# SPDX-License-Identifier: GPL-3.0-only
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# Startdate: 2024-06-03-2 13:31
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# Title: Generate simple web view of F-droid repo
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# Purpose: Generate a small front-end web page of packages here
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# History:
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# Usage:
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# called by fdroid-sync.sh, or also just usable by itself
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# Reference:
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# https://stackoverflow.com/questions/15940280/how-to-get-utc-time-in-python
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# Improve:
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# Documentation: design idea is to parse index-v1.json and build a front page, and also a per-app page that resembles f-droid.org/en/packages/org.jellyfin.mobile/
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from configobj import ConfigObj
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import os, json, datetime
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CONF_FILE = os.environ.get("CONF_FILE",os.path.join("/etc","sysconfig","fdroid-generate-web"))
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if os.path.exists(CONF_FILE):
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cfg = ConfigObj(CONF_FILE)
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else:
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cfg = ConfigObj()
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print(f"Info: could not find CONF_FILE {CONF_FILE}. Using all defaults!")
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# defaults
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if "TOP_DIR" not in cfg:
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cfg["TOP_DIR"] = "/mnt/mirror/fdroid"
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if "MIRROR_DIR" not in cfg:
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cfg["MIRROR_DIR"] = "/mnt/mirror/fdroid/repo"
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if "INDEX_JSON" not in cfg:
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cfg["INDEX_JSON"] = "/mnt/mirror/fdroid/repo/index-v1.json"
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print(cfg)
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def get_app_attribute(app, attribute, localizations = ["en-US","en-GB"]):
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"""
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Given app dictionary, get attribute, using the order of localizations if necessary.
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Returns that output, and locale of used value if any.
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"""
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output = ""
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try:
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output = app[attribute]
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return output, ""
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except:
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if "localized" in app:
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some_l = app["localized"]
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for lchoice in localizations:
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if lchoice in app["localized"]:
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try:
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output = app["localized"][lchoice][attribute]
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return output, lchoice
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except:
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pass
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some_l.pop(lchoice)
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for l in some_l:
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try:
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output = app["localized"][l][attribute]
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return output, l
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except:
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pass
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else:
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pass
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return output, ""
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def get_app_icon(app, packageName, mirror_dir, localizations = ["en-US","en-GB"]):
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icon, localized = get_app_attribute(app, "icon", localizations)
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if localized:
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icon = f"{packageName}/{localized}/{icon}"
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else:
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icon = f"icons/{icon}"
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if not os.path.exists(os.path.join(mirror_dir,icon)):
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if os.path.exists(os.path.join(mirror_dir,packageName,"icon.png")):
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return f"{packageName}/icon.png"
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else:
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for l in localizations:
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if os.path.exists(os.path.join(mirror_dir,packageName,l,"icon.png")):
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return os.path.join(packageName,l,"icon.png")
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return icon
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def generate_index_html(json_file, top_dir, mirror_dir):
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"""
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Given the index-v1.json file, generate a top-level page for the front page, stored in top_dir.
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"""
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with open(json_file,"r") as o:
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j = json.load(o)
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#print(len(json_contents))
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with open(os.path.join(top_dir,"index.html"),"w") as w:
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w.write("<html>\n")
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w.write("<head>\n")
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w.write("<link rel='stylesheet' href='fdroid.css'>\n")
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w.write("""<meta name="viewport" content="width=device-width, initial-scale=1">\n""")
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w.write(f"<title>{j['repo']['name']}</title>\n")
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w.write("</head>\n")
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w.write("<body>\n")
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w.write(f"<h1><img src='repo/icons/{j['repo']['icon']}' class='headimg'>{j['repo']['name']}</h1>\n")
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w.write(f"<p><a href='repo/'>Instructions to install this repository</a></p>")
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#apps = sorted(j["apps"],key=lambda i: i["name"])
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apps = j["apps"]
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if len(apps):
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w.write(f"<h2>Packages ({len(apps)})</h2>")
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for app in apps:
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name, _ = get_app_attribute(app,"name")
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packageName, _ = get_app_attribute(app,"packageName")
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icon = get_app_icon(app, packageName, mirror_dir)
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desc, _ = get_app_attribute(app,"summary")
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#w.write(f"<a href='packages/{packageName}.html'><img src='repo/{icon}'>{name}</a> {desc}<br/>\n")
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w.write(f"<img src='repo/{icon}' class='img'><b>{name}</b> {desc}<br/>\n")
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w.write("</body>\n")
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w.write("<footer>\n")
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w.write(f"Last generated: " + str(datetime.datetime.now(datetime.timezone.utc).strftime("%Y-%m-%dT%H:%M:%SZ")))
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w.write("</footer>\n")
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w.write("</html>")
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def generate_app_pages(json_file, top_dir):
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with open(json_file,"r") as o:
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j = json.load(o)
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apps = j["apps"]
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for app in apps:
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name, _ = get_app_attribute(app,"name")
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packageName, _ = get_app_attribute(app,"packageName")
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icon, localized = get_app_attribute(app,"icon")
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if localized:
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icon = f"../repo/{packageName}/{localized}/{icon}"
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else:
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icon = f"../repo/icons/{icon}"
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with open(os.path.join(top_dir,"packages",packageName+".html"),"w") as w:
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w.write("<html>\n")
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w.write("<head>\n")
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w.write("<link rel='stylesheet' href='../fdroid-package.css'>\n")
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w.write("""<meta name="viewport" content="width=device-width, initial-scale=1">\n""")
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w.write(f"<title>{name}</title>\n")
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w.write("</head>\n")
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w.write("<body>\n")
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w.write(f"<img src='{icon}' class='icon'/><h1>{name}</h1>")
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w.write("</body>\n")
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w.write("</html>\n")
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if "__main__" == __name__:
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generate_index_html(cfg["INDEX_JSON"],cfg["TOP_DIR"],cfg["MIRROR_DIR"])
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# Not used at this time:
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#generate_app_pages(cfg["INDEX_JSON"],cfg["TOP_DIR"])
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