289 lines
9.7 KiB
Lua
289 lines
9.7 KiB
Lua
-------------------------------------------------
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-- GitHub Widget for Awesome Window Manager
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-- Shows the recent activity from GitHub
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-- More details could be found here:
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-- https://github.com/streetturtle/awesome-wm-widgets/tree/master/github-activity-widget
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-- @author Pavel Makhov
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-- @copyright 2020 Pavel Makhov
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-------------------------------------------------
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local awful = require("awful")
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local wibox = require("wibox")
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local json = require("json")
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local spawn = require("awful.spawn")
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local naughty = require("naughty")
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local gears = require("gears")
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local beautiful = require("beautiful")
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local gfs = require("gears.filesystem")
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local HOME_DIR = os.getenv("HOME")
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local WIDGET_DIR = HOME_DIR .. '/.config/awesome/awesome-wm-widgets/github-activity-widget'
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local ICONS_DIR = WIDGET_DIR .. '/icons/'
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local CACHE_DIR = HOME_DIR .. '/.cache/awmw/github-activity-widget'
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local GET_EVENTS_CMD = [[bash -c "cat %s/activity.json | jq '.[:%d] | [.[] | {type: .type, actor: .actor, repo: .repo, action: .payload.action, issue_url: .payload.issue.html_url, pr_url: .payload.pull_request.html_url, created_at: .created_at}]'"]]
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local DOWNLOAD_AVATAR_CMD = [[bash -c "curl -n --create-dirs -o %s/avatars/%s %s"]]
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local UPDATE_EVENTS_CMD = [[bash -c "curl -s --show-error https://api.github.com/users/%s/received_events > %s/activity.json"]]
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--- Utility function to show warning messages
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local function show_warning(message)
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naughty.notify{
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preset = naughty.config.presets.critical,
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title = 'GitHub Activity Widget',
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text = message}
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end
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--- Converts string representation of date (2020-06-02T11:25:27Z) to date
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local function parse_date(date_str)
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local pattern = "(%d+)%-(%d+)%-(%d+)T(%d+):(%d+):(%d+)%Z"
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local y, m, d, h, min, sec, mil = date_str:match(pattern)
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return os.time{year = y, month = m, day = d, hour = h, min = min, sec = sec}
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end
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--- Converts seconds to "time ago" represenation, like '1 hour ago'
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local function to_time_ago(seconds)
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local days = seconds / 86400
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if days > 1 then
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days = math.floor(days + 0.5)
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return days .. (days == 1 and ' day' or ' days') .. ' ago'
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end
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local hours = (seconds % 86400) / 3600
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if hours > 1 then
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hours = math.floor(hours + 0.5)
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return hours .. (hours == 1 and ' hour' or ' hours') .. ' ago'
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end
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local minutes = ((seconds % 86400) % 3600) / 60
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if minutes > 1 then
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minutes = math.floor(minutes + 0.5)
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return minutes .. (minutes == 1 and ' minute' or ' minutes') .. ' ago'
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end
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end
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local popup = awful.popup{
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ontop = true,
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visible = false,
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shape = gears.shape.rounded_rect,
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border_width = 1,
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border_color = beautiful.bg_focus,
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maximum_width = 350,
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offset = { y = 5 },
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widget = {}
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}
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local function generate_action_string(event)
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local action_string = event.type
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local icon = 'repo.svg'
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local link = 'http://github.com/' .. event.repo.name
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if (event.type == "PullRequestEvent") then
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action_string = event.action .. ' a pull request in'
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link = event.pr_url
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icon = 'git-pull-request.svg'
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elseif (event.type == "IssuesEvent") then
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action_string = event.action .. ' an issue in'
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link = event.issue_url
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icon = 'alert-circle.svg'
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elseif (event.type == "IssueCommentEvent") then
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action_string = event.action == 'created' and 'commented in issue' or event.action .. ' a comment in'
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link = event.issue_url
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icon = 'message-square.svg'
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elseif (event.type == "WatchEvent") then
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action_string = 'starred'
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icon = 'star.svg'
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elseif (event.type == "ForkEvent") then
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action_string = 'forked'
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icon = 'git-branch.svg'
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elseif (event.type == "CreateEvent") then
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action_string = 'created'
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end
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return { action_string = action_string, link = link, icon = icon }
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end
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local github_widget = wibox.widget {
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{
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{
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id = 'icon',
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widget = wibox.widget.imagebox
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},
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id = "m",
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margins = 4,
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layout = wibox.container.margin
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},
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{
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id = "txt",
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widget = wibox.widget.textbox
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},
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layout = wibox.layout.fixed.horizontal,
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set_icon = function(self, new_icon)
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self.m.icon.image = new_icon
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end,
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set_text = function(self, new_value)
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self.txt.text = new_value
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end
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}
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local function worker(args)
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if not gfs.dir_readable(CACHE_DIR) then
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gfs.make_directories(CACHE_DIR)
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end
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local args = args or {}
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local icon = args.icon or ICONS_DIR .. 'github.png'
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local username = args.username or show_warning('No username provided')
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local number_of_events = args.number_of_events or 10
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github_widget:set_icon(icon)
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local rows = {
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layout = wibox.layout.fixed.vertical,
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}
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local rebuild_widget = function(widget, stdout, stderr, _, _)
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if stderr ~= '' then
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show_warning(stderr)
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return
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end
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local current_time = os.time(os.date("!*t"))
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local events = json.decode(stdout)
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for i = 0, #rows do rows[i]=nil end
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for _, event in ipairs(events) do
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local path_to_avatar = CACHE_DIR .. '/avatars/' .. event.actor.id
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local avatar_img = wibox.widget {
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resize = true,
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forced_width = 40,
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forced_height = 40,
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widget = wibox.widget.imagebox
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}
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if not gfs.file_readable(path_to_avatar) then
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-- download it first
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spawn.easy_async(string.format(
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DOWNLOAD_AVATAR_CMD,
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CACHE_DIR,
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event.actor.id,
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event.actor.avatar_url), function() avatar_img:set_image(path_to_avatar) end)
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else
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avatar_img:set_image(path_to_avatar)
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end
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local action_and_link = generate_action_string(event)
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local avatar = wibox.widget {
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avatar_img,
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margins = 8,
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layout = wibox.container.margin
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}
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avatar:buttons(
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awful.util.table.join(
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awful.button({}, 1, function()
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spawn.with_shell('xdg-open http://github.com/' .. event.actor.login)
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popup.visible = false
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end)
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)
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)
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local repo_info = wibox.widget {
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{
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markup = '<b> ' .. event.actor.display_login .. '</b> ' .. action_and_link.action_string .. ' <b>' .. event.repo.name .. '</b>',
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wrap = 'word',
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widget = wibox.widget.textbox
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},
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{
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{
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{
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image = ICONS_DIR .. action_and_link.icon,
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resize = true,
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forced_height = 16,
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forced_width = 16,
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widget = wibox.widget.imagebox
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},
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valign = 'center',
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layout = wibox.container.place
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},
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{
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markup = to_time_ago(os.difftime(current_time, parse_date(event.created_at))),
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widget = wibox.widget.textbox
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},
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spacing = 4,
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layout = wibox.layout.fixed.horizontal,
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},
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layout = wibox.layout.align.vertical
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}
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repo_info:buttons(
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awful.util.table.join(
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awful.button({}, 1, function()
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spawn.with_shell("xdg-open " .. action_and_link.link)
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popup.visible = false
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end)
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)
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)
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local row = wibox.widget {
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{
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{
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avatar,
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repo_info,
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spacing = 4,
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layout = wibox.layout.fixed.horizontal
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},
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margins = 4,
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layout = wibox.container.margin
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},
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bg = beautiful.bg_normal,
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widget = wibox.container.background
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}
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row:connect_signal("mouse::enter", function(c) c:set_bg(beautiful.bg_focus) end)
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row:connect_signal("mouse::leave", function(c) c:set_bg(beautiful.bg_normal) end)
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table.insert(rows, row)
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end
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popup:setup(rows)
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end
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github_widget:buttons(
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awful.util.table.join(
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awful.button({}, 1, function()
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if popup.visible then
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popup.visible = not popup.visible
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else
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spawn.easy_async(string.format(GET_EVENTS_CMD, CACHE_DIR, number_of_events), function (stdout, stderr)
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rebuild_widget(github_widget, stdout, stderr)
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popup:move_next_to(mouse.current_widget_geometry)
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end)
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end
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end)
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)
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)
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-- Calls GitHub event API and stores response in "cache" file
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gears.timer {
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timeout = 600,
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call_now = true,
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autostart = true,
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callback = function()
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spawn.easy_async(string.format(UPDATE_EVENTS_CMD, username, CACHE_DIR), function(stdout, stderr)
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if stderr ~= '' then show_warning(stderr) return end
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end)
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end
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}
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return github_widget
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end
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return setmetatable(github_widget, { __call = function(_, ...) return worker(...) end })
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