mirror of
https://github.com/pgadmin-org/pgadmin4.git
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65 lines
1.7 KiB
Python
65 lines
1.7 KiB
Python
##########################################################################
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#
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# pgAdmin 4 - PostgreSQL Tools
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#
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# Copyright (C) 2013 - 2020, The pgAdmin Development Team
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# This software is released under the PostgreSQL Licence
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#
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##########################################################################
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import os
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from contextlib import contextmanager
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from subprocess import call
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from pgadmin.utils import u, fs_encoding, file_quote
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# enum-like for tracking whether we have
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class JsState:
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NONE = 0
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OLD = 1
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NEW = 2
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class JavascriptBundler:
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"""Builds Javascript bundle files by delegating to webpack"""
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def __init__(self):
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self.jsState = JsState.NONE
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def bundle(self):
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try:
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try_building_js()
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self.jsState = JsState.NEW
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except OSError:
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webdir_path()
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generatedJavascriptDir = os.path.join(
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webdir_path(), 'pgadmin', 'static', 'js', 'generated')
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if os.path.exists(generatedJavascriptDir) and \
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os.listdir(generatedJavascriptDir):
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self.jsState = JsState.OLD
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else:
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self.jsState = JsState.NONE
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def report(self):
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return self.jsState
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@contextmanager
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def pushd(new_dir):
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previous_dir = os.getcwd()
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os.chdir(new_dir)
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yield
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os.chdir(previous_dir)
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def webdir_path():
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dirname = os.path.dirname
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thisPath = os.path.realpath(u(__file__, fs_encoding))
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return dirname(dirname(dirname(dirname(thisPath))))
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def try_building_js():
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with pushd(webdir_path()):
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if call(['yarn', 'run', 'bundle:dev']) != 0:
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raise OSError('Error executing bundling the application')
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