99 lines
3.1 KiB
Python
99 lines
3.1 KiB
Python
# Copyright (c) 2012 Web Notes Technologies Pvt Ltd (http://erpnext.com)
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#
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# MIT License (MIT)
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#
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# Permission is hereby granted, free of charge, to any person obtaining a
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# copy of this software and associated documentation files (the "Software"),
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# to deal in the Software without restriction, including without limitation
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# the rights to use, copy, modify, merge, publish, distribute, sublicense,
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# and/or sell copies of the Software, and to permit persons to whom the
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# Software is furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in
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# all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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# INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
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# PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
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# CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
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# OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#
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"""
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Boot session from cache or build
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Session bootstraps info needed by common client side activities including
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permission, homepage, control panel variables, system defaults etc
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"""
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import webnotes
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@webnotes.whitelist()
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def clear(user=None):
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"""clear all cache"""
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clear_cache(user)
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webnotes.response['message'] = "Cache Cleared"
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def clear_cache(user=''):
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"""clear cache"""
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if user:
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webnotes.conn.sql("delete from __SessionCache where user=%s", user)
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webnotes.conn.sql("update tabSessions set sessiondata=NULL where user=%s", user)
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else:
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webnotes.conn.sql("delete from __SessionCache")
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webnotes.conn.sql("update tabSessions set sessiondata=NULL")
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# rebuild a cache for guest
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if webnotes.session:
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webnotes.session['data'] = {}
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def get():
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"""get session boot info"""
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import webnotes.defs
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# get country
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country = webnotes.session['data'].get('ipinfo', {}).get('countryName', 'Unknown Country')
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# check if cache exists
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if not getattr(webnotes.defs,'auto_cache_clear',None):
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cache = load(country)
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if cache:
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return cache
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# if not create it
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import webnotes.boot
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bootinfo = webnotes.boot.get_bootinfo()
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add_to_cache(bootinfo, country)
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return bootinfo
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def load(country):
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"""load from cache"""
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try:
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sd = webnotes.conn.sql("select cache from __SessionCache where user='%s' %s" % (webnotes.session['user'], (country and (" and country='%s'" % country) or '')))
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if sd:
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return eval(sd[0][0])
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else:
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return None
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except Exception, e:
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if e.args[0]==1146:
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make_cache_table()
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else:
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raise e
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def add_to_cache(bootinfo, country):
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"""add to cache"""
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import webnotes.model.utils
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if bootinfo.get('docs'):
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bootinfo['docs'] = webnotes.model.utils.compress(bootinfo['docs'])
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# delete earlier (?)
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webnotes.conn.sql("""delete from __SessionCache where user=%s
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and country=%s""", (webnotes.session['user'], country))
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# make new
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webnotes.conn.sql("""insert into `__SessionCache`
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(user, country, cache) VALUES (%s, %s, %s)""", \
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(webnotes.session['user'], country, str(bootinfo)))
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