aboutsummaryrefslogtreecommitdiff
path: root/app/src/main/kotlin/com/pitchedapps/frost/services/NotificationService.kt
blob: 38282bf7fe2bf821860e1dee04794e5cad1da4bf (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
package com.pitchedapps.frost.services

import android.app.job.JobParameters
import android.app.job.JobService
import android.content.Context
import android.support.v4.app.NotificationManagerCompat
import ca.allanwang.kau.utils.string
import com.pitchedapps.frost.BuildConfig
import com.pitchedapps.frost.R
import com.pitchedapps.frost.dbflow.CookieModel
import com.pitchedapps.frost.dbflow.lastNotificationTime
import com.pitchedapps.frost.dbflow.loadFbCookie
import com.pitchedapps.frost.dbflow.loadFbCookiesSync
import com.pitchedapps.frost.facebook.FACEBOOK_COM
import com.pitchedapps.frost.facebook.FbTab
import com.pitchedapps.frost.facebook.USER_AGENT_BASIC
import com.pitchedapps.frost.utils.L
import com.pitchedapps.frost.utils.Prefs
import com.pitchedapps.frost.utils.frostAnswersCustom
import org.jetbrains.anko.doAsync
import org.jsoup.Jsoup
import org.jsoup.nodes.Element
import java.util.concurrent.Future

/**
 * Created by Allan Wang on 2017-06-14.
 *
 * Service to manage notifications
 * Will periodically check through all accounts in the db and send notifications when appropriate
 */
class NotificationService : JobService() {

    var future: Future<Unit>? = null

    companion object {
        val epochMatcher: Regex by lazy { Regex(":([0-9]*?),") }
        val notifIdMatcher: Regex by lazy { Regex("notif_id\":([0-9]*?),") }
        val messageNotifIdMatcher: Regex by lazy { Regex("thread_fbid_([0-9]+)") }
        val profMatcher: Regex by lazy { Regex("url\\(\"(.*?)\"\\)") }
    }

    override fun onStopJob(params: JobParameters?): Boolean {
        future?.cancel(true)
        future = null
        return false
    }

    override fun onStartJob(params: JobParameters?): Boolean {
        future = doAsync {
            if (Prefs.notificationAllAccounts) {
                loadFbCookiesSync().forEach {
                    data ->
                    fetchNotifications(data)
                }
            } else {
                val currentCookie = loadFbCookie(Prefs.userId)
                if (currentCookie != null)
                    fetchNotifications(currentCookie)
            }
            L.d("Finished notifications")
            jobFinished(params, false)
            future = null
        }
        return true
    }

    fun logNotif(text: String): NotificationContent? {
        L.eThrow("NotificationService: $text")
        return null
    }

    fun fetchNotifications(data: CookieModel) {
        fetchGeneralNotifications(data)
//        fetchMessageNotifications(data)
        debugNotification("Hello")
    }

    fun fetchGeneralNotifications(data: CookieModel) {
        L.i("Notif fetch for $data")
        val doc = Jsoup.connect(FbTab.NOTIFICATIONS.url).cookie(FACEBOOK_COM, data.cookie).userAgent(USER_AGENT_BASIC).get()
        //aclb for unread, acw for read
        val unreadNotifications = (doc.getElementById("notifications_list") ?: return L.eThrow("Notification list not found")).getElementsByClass("aclb")
        var notifCount = 0
//        val prevLatestEpoch = 1498931565L // for testing
        val prevNotifTime = lastNotificationTime(data.id)
        val prevLatestEpoch = prevNotifTime.epoch
        L.v("Notif Prev Latest Epoch $prevLatestEpoch")
        var newLatestEpoch = prevLatestEpoch
        unreadNotifications.forEach unread@ {
            elem ->
            val notif = parseNotification(data, elem) ?: return@unread
            L.v("Notif timestamp ${notif.timestamp}")
            if (notif.timestamp <= prevLatestEpoch) return@unread
            notif.createNotification(this@NotificationService)
            if (notif.timestamp > newLatestEpoch)
                newLatestEpoch = notif.timestamp
            notifCount++
        }
        if (newLatestEpoch != prevLatestEpoch) prevNotifTime.copy(epoch = newLatestEpoch).update()
        frostAnswersCustom("Notifications") {
            putCustomAttribute("Type", "General")
            putCustomAttribute("Count", notifCount)
        }
        summaryNotification(data.id, notifCount)
    }


    fun parseNotification(data: CookieModel, element: Element): NotificationContent? {
        val a = element.getElementsByTag("a").first() ?: return logNotif("IM No a tag")
        val abbr = element.getElementsByTag("abbr")
        val epoch = epochMatcher.find(abbr.attr("data-store"))?.groups?.get(1)?.value?.toLong() ?: return logNotif("IM No epoch")
        //fetch id
        val notifId = notifIdMatcher.find(a.attr("data-store"))?.groups?.get(1)?.value?.toLong() ?: System.currentTimeMillis()
        val timeString = abbr.text()
        val text = a.text().replace("\u00a0", " ").removeSuffix(timeString).trim() //remove &nbsp;
        if (Prefs.notificationKeywords.any { text.contains(it, ignoreCase = true) }) return null //notification filtered out
        //fetch profpic
        val p = element.select("i.img[style*=url]")
        val pUrl = profMatcher.find(p.attr("style"))?.groups?.get(1)?.value ?: ""
        return NotificationContent(data, notifId.toInt(), a.attr("href"), null, text, epoch, pUrl)
    }

    fun fetchMessageNotifications(data: CookieModel) {
        if (!Prefs.notificationsInstantMessages) return
        L.i("Notif IM fetch for $data")
        val doc = Jsoup.connect(FbTab.MESSAGES.url).cookie(FACEBOOK_COM, data.cookie).userAgent(USER_AGENT_BASIC).get()
        val unreadNotifications = (doc.getElementById("threadlist_rows") ?: return L.eThrow("Notification messages not found")).getElementsByClass("aclb")
        var notifCount = 0
        L.d("IM notif count ${unreadNotifications.size}")
        unreadNotifications.forEach {
            with(it) {
                L.d("notif ${id()} ${className()}")
            }
        }
        val prevNotifTime = lastNotificationTime(data.id)
        val prevLatestEpoch = prevNotifTime.epochIm
        L.v("Notif Prev Latest Im Epoch $prevLatestEpoch")
        var newLatestEpoch = prevLatestEpoch
        unreadNotifications.forEach unread@ {
            elem ->
            val notif = parseMessageNotification(data, elem) ?: return@unread
            L.v("Notif im timestamp ${notif.timestamp}")
            if (notif.timestamp <= prevLatestEpoch) return@unread
            notif.createNotification(this@NotificationService)
            if (notif.timestamp > newLatestEpoch)
                newLatestEpoch = notif.timestamp
            notifCount++
        }
//        if (newLatestEpoch != prevLatestEpoch) prevNotifTime.copy(epochIm = newLatestEpoch).update()
        frostAnswersCustom("Notifications") {
            putCustomAttribute("Type", "Message")
            putCustomAttribute("Count", notifCount)
        }
        summaryNotification(data.id, notifCount)
    }

    fun parseMessageNotification(data: CookieModel, element: Element): NotificationContent? {
        val a = element.getElementsByTag("a").first() ?: return null
        val abbr = element.getElementsByTag("abbr")
        val epoch = epochMatcher.find(abbr.attr("data-store"))?.groups?.get(1)?.value?.toLong() ?: return logNotif("No epoch")
        val thread = element.getElementsByAttributeValueContaining("id", "thread_fbid_").first() ?: return null
        //fetch id
        val notifId = messageNotifIdMatcher.find(thread.id())?.groups?.get(1)?.value?.toLong() ?: System.currentTimeMillis()
        val text = element.select("span.snippet").firstOrNull()?.text()?.trim() ?: getString(R.string.new_message)
        if (Prefs.notificationKeywords.any { text.contains(it, ignoreCase = true) }) return null //notification filtered out
        //fetch convo pic
        val p = element.select("i.img[style*=url]")
        val pUrl = profMatcher.find(p.attr("style"))?.groups?.get(1)?.value ?: ""
        return NotificationContent(data, notifId.toInt(), a.attr("href"), a.text(), text, epoch, pUrl)
    }

    private fun Context.debugNotification(text: String) {
        if (!BuildConfig.DEBUG) return
        val notifBuilder = frostNotification
                .setContentTitle(string(R.string.app_name))
                .setContentText(text)
        NotificationManagerCompat.from(this).notify(999, notifBuilder.build().frostConfig())
    }

    fun summaryNotification(userId: Long, count: Int) {
        if (count <= 1) return
        val notifBuilder = frostNotification
                .setContentTitle(string(R.string.app_name))
                .setContentText("$count notifications")
                .setGroup("frost_$userId")
                .setGroupSummary(true)

        NotificationManagerCompat.from(this).notify("frost_$userId", userId.toInt(), notifBuilder.build().frostConfig())
    }

}