285 lines
10 KiB
Python
Executable File
285 lines
10 KiB
Python
Executable File
import datetime
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import json
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import uuid
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import socket
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import subprocess
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from json2table import convert
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# PiAlert modules
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import conf
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import const
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from const import pialertPath, logPath, apiPath
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from logger import logResult, mylog, print_log
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from helper import generate_mac_links, removeDuplicateNewLines, timeNowTZ, get_file_content, write_file
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#-------------------------------------------------------------------------------
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# Notification object handling
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#-------------------------------------------------------------------------------
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class Notification_obj:
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def __init__(self, db):
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self.db = db
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# Create Notifications table if missing
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self.db.sql.execute("""CREATE TABLE IF NOT EXISTS "Notifications" (
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"Index" INTEGER,
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"GUID" TEXT UNIQUE,
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"DateTimeCreated" TEXT,
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"DateTimePushed" TEXT,
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"Status" TEXT,
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"JSON" TEXT,
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"Text" TEXT,
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"HTML" TEXT,
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"PublishedVia" TEXT,
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"Extra" TEXT,
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PRIMARY KEY("Index" AUTOINCREMENT)
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);
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""")
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self.save()
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# Create a new DB entry if new notiifcations available, otherwise skip
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def create(self, JSON, Extra=""):
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# Write output data for debug
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write_file (logPath + '/report_output.json', json.dumps(JSON))
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# Check if nothing to report, end
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if JSON["new_devices"] == [] and JSON["down_devices"] == [] and JSON["events"] == [] and JSON["plugins"] == []:
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self.HasNotifications = False
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else:
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self.HasNotifications = True
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self.GUID = str(uuid.uuid4())
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self.DateTimeCreated = timeNowTZ()
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self.DateTimePushed = ""
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self.Status = "new"
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self.JSON = JSON
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self.Text = ""
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self.HTML = ""
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self.PublishedVia = ""
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self.Extra = Extra
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if self.HasNotifications:
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# if not notiStruc.json['data'] and not notiStruc.text and not notiStruc.html:
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# mylog('debug', '[Notification] notiStruc is empty')
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# else:
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# mylog('debug', ['[Notification] notiStruc:', json.dumps(notiStruc.__dict__, indent=4)])
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Text = ""
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HTML = ""
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# Open text Template
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mylog('verbose', ['[Notification] Open text Template'])
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template_file = open(pialertPath + '/back/report_template.txt', 'r')
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mail_text = template_file.read()
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template_file.close()
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# Open html Template
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mylog('verbose', ['[Notification] Open html Template'])
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# select template type depoending if running latest version or an older one
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if conf.newVersionAvailable :
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template_file_path = '/back/report_template_new_version.html'
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else:
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template_file_path = '/back/report_template.html'
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mylog('verbose', ['[Notification] Using template', template_file_path])
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template_file = open(pialertPath + template_file_path, 'r')
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mail_html = template_file.read()
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template_file.close()
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# Report "REPORT_DATE" in Header & footer
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timeFormated = timeNowTZ().strftime ('%Y-%m-%d %H:%M')
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mail_text = mail_text.replace ('<REPORT_DATE>', timeFormated)
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mail_html = mail_html.replace ('<REPORT_DATE>', timeFormated)
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# Report "SERVER_NAME" in Header & footer
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mail_text = mail_text.replace ('<SERVER_NAME>', socket.gethostname() )
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mail_html = mail_html.replace ('<SERVER_NAME>', socket.gethostname() )
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# Report "VERSION" in Header & footer
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VERSIONFILE = subprocess.check_output(['php', pialertPath + '/front/php/templates/version.php']).decode('utf-8')
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mail_text = mail_text.replace ('<VERSION_PIALERT>', VERSIONFILE)
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mail_html = mail_html.replace ('<VERSION_PIALERT>', VERSIONFILE)
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# Report "BUILD" in Header & footer
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BUILDFILE = subprocess.check_output(['php', pialertPath + '/front/php/templates/build.php']).decode('utf-8')
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mail_text = mail_text.replace ('<BUILD_PIALERT>', BUILDFILE)
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mail_html = mail_html.replace ('<BUILD_PIALERT>', BUILDFILE)
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# Start generating the TEXT & HTML notification messages
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html, text = construct_notifications(self.JSON, "new_devices")
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mail_text = mail_text.replace ('<NEW_DEVICES_TABLE>', text + '\n')
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mail_html = mail_html.replace ('<NEW_DEVICES_TABLE>', html)
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mylog('verbose', ['[Notification] New Devices sections done.'])
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html, text = construct_notifications(self.JSON, "down_devices")
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mail_text = mail_text.replace ('<DOWN_DEVICES_TABLE>', text + '\n')
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mail_html = mail_html.replace ('<DOWN_DEVICES_TABLE>', html)
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mylog('verbose', ['[Notification] Down Devices sections done.'])
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html, text = construct_notifications(self.JSON, "events")
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mail_text = mail_text.replace ('<EVENTS_TABLE>', text + '\n')
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mail_html = mail_html.replace ('<EVENTS_TABLE>', html)
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mylog('verbose', ['[Notification] Events sections done.'])
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html, text = construct_notifications(self.JSON, "plugins")
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mail_text = mail_text.replace ('<PLUGINS_TABLE>', text + '\n')
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mail_html = mail_html.replace ('<PLUGINS_TABLE>', html)
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mylog('verbose', ['[Notification] Plugins sections done.'])
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final_text = removeDuplicateNewLines(mail_text)
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# Create clickable MAC links
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final_html = generate_mac_links (mail_html, conf.REPORT_DASHBOARD_URL + '/deviceDetails.php?mac=')
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send_api(self.JSON, mail_text, mail_html)
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# Write output data for debug
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write_file (logPath + '/report_output.txt', final_text)
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write_file (logPath + '/report_output.html', final_html)
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mylog('minimal', ['[Notification] Udating API files'])
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self.Text = final_text
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self.HTML = final_html
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self.upsert()
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return self
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# Only updates the status
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def updateStatus(self, newStatus):
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self.Status = newStatus
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self.upsert()
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# Updates the Published properties
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def updatePublishedVia(self, newPublishedVia):
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self.PublishedVia = newPublishedVia
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self.DateTimePushed = timeNowTZ()
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self.upsert()
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# create or update a notification
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def upsert(self):
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self.db.sql.execute("""
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INSERT OR REPLACE INTO Notifications (GUID, DateTimeCreated, DateTimePushed, Status, JSON, Text, HTML, PublishedVia, Extra)
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VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)
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""", (self.GUID, self.DateTimeCreated, self.DateTimePushed, self.Status, json.dumps(self.JSON), self.Text, self.HTML, self.PublishedVia, self.Extra))
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self.save()
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# Remove notification object by GUID
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def remove(self, GUID):
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# Execute an SQL query to delete the notification with the specified GUID
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self.db.sql.execute("""
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DELETE FROM Notifications
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WHERE GUID = ?
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""", (GUID,))
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self.save()
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# Get all with the "new" status
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def getNew(self):
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self.db.sql.execute("""
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SELECT * FROM Notifications
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WHERE Status = "new"
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""")
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return self.db.sql.fetchall()
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# Set all to "processed" status
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def setAllProcessed(self):
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# Execute an SQL query to update the status of all notifications
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self.db.sql.execute("""
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UPDATE Notifications
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SET Status = "processed"
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WHERE Status = "new"
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""")
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self.save()
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def save(self):
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# Commit changes
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self.db.commitDB()
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#-------------------------------------------------------------------------------
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# Reporting
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#-------------------------------------------------------------------------------
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#-------------------------------------------------------------------------------
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def construct_notifications(JSON, section):
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jsn = JSON[section]
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tableTitle = JSON[section + "_meta"]["title"]
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headers = JSON[section + "_meta"]["columnNames"]
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html = ''
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text = ''
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table_attributes = {"style" : "border-collapse: collapse; font-size: 12px; color:#70707", "width" : "100%", "cellspacing" : 0, "cellpadding" : "3px", "bordercolor" : "#C0C0C0", "border":"1"}
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headerProps = "width='120px' style='color:white; font-size: 16px;' bgcolor='#64a0d6' "
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thProps = "width='120px' style='color:#F0F0F0' bgcolor='#64a0d6' "
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build_direction = "TOP_TO_BOTTOM"
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text_line = '{}\t{}\n'
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if len(jsn) > 0:
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text = tableTitle + "\n---------\n"
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# Convert a JSON into an HTML table
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html = convert({"data": jsn}, build_direction=build_direction, table_attributes=table_attributes)
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# Cleanup the generated HTML table notification
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html = format_table(html, "data", headerProps, tableTitle).replace('<ul>','<ul style="list-style:none;padding-left:0">').replace("<td>null</td>", "<td></td>")
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# prepare text-only message
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for device in jsn:
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for header in headers:
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padding = ""
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if len(header) < 4:
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padding = "\t"
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text += text_line.format ( header + ': ' + padding, device[header])
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text += '\n'
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# Format HTML table headers
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for header in headers:
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html = format_table(html, header, thProps)
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return html, text
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#-------------------------------------------------------------------------------
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def send_api(json_final, mail_text, mail_html):
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mylog('verbose', ['[Send API] Updating notification_* files in ', apiPath])
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write_file(apiPath + 'notification_text.txt' , mail_text)
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write_file(apiPath + 'notification_text.html' , mail_html)
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write_file(apiPath + 'notification_json_final.json' , json.dumps(json_final))
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#-------------------------------------------------------------------------------
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# Replacing table headers
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def format_table (html, thValue, props, newThValue = ''):
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if newThValue == '':
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newThValue = thValue
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return html.replace("<th>"+thValue+"</th>", "<th "+props+" >"+newThValue+"</th>" )
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