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sql_speed_gt.py
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sql_speed_gt.py
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#!/usr/bin/env python
"""
written by Claude Pageau
Speed Camera Utility to create html report files from
the sqlite3 database default data/speed_cam.db
"""
from __future__ import print_function
print("Loading ...")
import os
import time
import logging
import sys
import sqlite3
logging.basicConfig(level=logging.DEBUG,
format='%(asctime)s %(levelname)-8s %(funcName)-10s %(message)s',
datefmt='%Y-%m-%d %H:%M:%S')
# Import Variable constants from config.py
from config import DB_DIR
from config import DB_NAME
from config import DB_TABLE
# Setup variables
DB_PATH = os.path.join(DB_DIR, DB_NAME)
REPORTS_DIR = 'media/reports'
if not os.path.isdir(REPORTS_DIR):
os.makedirs(REPORTS_DIR)
help_msg=('''
------------ Report Help ------------
Creates a formatted html report listing from the sqlite3 database
based on vales for speeds gt and days previous.
If No Parameters provided, You will be prompted for Report values
parameter usage
-h Show this Help Page
or specify parameters per
param 1: speed_over integer
param 2: days_prev integer
eg
%s 50 5
Bye ...
''' % sys.argv[0])
if not len(sys.argv) > 1:
print("----------------- Speed Camera Report ----------------------")
print("This Report will Display all Database Records with")
print("specified Speeds Over and specified days previous.\n")
print("Value Must be Integer 0=all")
try:
speed_over = raw_input("Enter speed_over: ")
except NameError:
speed_over = input("Enter speed_over: ")
print("\nValue Must be Integer > 0")
try:
days_prev = raw_input("Enter days_prev: ")
except NameError:
days_prev = input("Enter days_prev: ")
else:
# check if first parameter is -h
if (sys.argv[1]).lower() == '-h':
print(help_msg)
sys.exit(0)
speed_over = sys.argv[1]
days_prev = sys.argv[2]
try:
test = int(speed_over)
except ValueError:
logging.error("%s speed_over Must be Integer. 0=all", speed_over)
sys.exit(1)
try:
test = int(days_prev)
except ValueError:
logging.error("%s days_prev Must be Integer > 0", days_prev)
sys.exit(1)
REPORT_FILENAME = ("speed_gt" + speed_over + "_prev_" + days_prev + "days.html")
REPORT_PATH = os.path.join(REPORTS_DIR, REPORT_FILENAME)
html_list_query = ('''
select
substr(log_timestamp, 2, 16) log_date,
ave_speed,
speed_units,
direction,
image_path
from %s
where
ave_speed >= %s and
substr(log_timestamp, 2, 11) >= DATE('now', '-%s days') and
substr(log_timestamp, 2, 11) <= DATE('now', '+1 day')
order by
ave_speed DESC''' % (DB_TABLE, speed_over, days_prev))
HTML_HEADER_1 = (''' <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 3.2 Final//EN">
<html>
<head>
<meta "Content-Type" content="txt/html; charset=ISO-8859-1" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Speed Camera by Claude Pageau</title>
<style>
table {
width:100%
}
table, th, td {
border: 1px solid black;
border-collapse: collapse;
table#t01 tr:nth-child(even) {
background-color: #eee;
}
table#t01 tr:nth-child(odd) {
background-color: #fff;
}
</style>
</head>
<body>''')
HTML_HEADER_2 = ('''<center><h3>Speed Camera Report for Previous %s Days and Speeds >= %s Sort by Speed desc</h3>
<h4>Click Image Path to View Image. Use Browser Back Button to Return to This Report</h4>''' %
(days_prev, speed_over))
HTML_HEADER_3 = ('''
<table id="t01">
<tr>
<th>timestamp</th>
<th>Speed</th>
<th>Direction</th>
<th>Image Path</th>
</tr>''')
HTML_HEADER_3C = ('''
<table id="t01">
<tr>
<th>Date</th>
<th>Hour</th>
<th>Count/Hr Totals</th>
</tr>''')
# HTML_HEADER = HTML_HEADER_1 + HTML_HEADER_2 + HTML_HEADER_3
HTML_FOOTER = "</table><center>End of Report</center></body></html>"
#------------------------------------------------------------------------------
def make_html_report_list():
logging.info("Working. Please Wait ...")
html_table = [] # List to hold html table rows
start_time = time.time()
logging.info("Connect to Database %s", DB_PATH)
connection = sqlite3.connect(DB_PATH)
connection.row_factory = sqlite3.Row
cursor = connection.cursor()
cursor.execute(html_list_query)
logging.info("Start Report %s", REPORT_PATH)
while True:
row = cursor.fetchone()
if row is None:
break
log_date = (row["log_date"])
ave_speed = (row["ave_speed"])
speed_units = (row["speed_units"])
image_path = (row["image_path"])
image_filename=os.path.basename(image_path)
direction = (row["direction"])
link_path = os.path.join(os.path.relpath(
os.path.abspath(os.path.dirname(image_path)),
os.path.abspath(REPORTS_DIR)),
image_filename)
table_row = ('<tr><td>%s</td><td>%s %s</td><td>%s</td><td><a href="../%s">%s</a></td></tr>' %
(log_date,
ave_speed,
speed_units,
direction,
link_path,
image_path))
html_table.append(table_row)
connection.close()
f = open(REPORT_PATH, "w")
f.write(HTML_HEADER_1)
f.write(HTML_HEADER_2)
f.write(HTML_HEADER_3)
for item in html_table:
f.write(item)
f.write(HTML_FOOTER)
f.close()
del html_table
if __name__ == '__main__':
start_time = time.time()
make_html_report_list()
duration = time.time() - start_time
logging.info("Processing Took %.2f s.", duration)
logging.info("View Reports from Speed Camera Web Page")
logging.info("At %s", REPORT_PATH)