mirror of https://github.com/morpheus65535/bazarr
86 lines
2.3 KiB
Python
86 lines
2.3 KiB
Python
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import itertools
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import os.path
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import sys
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try:
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from pygments import highlight
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from pygments.formatters import HtmlFormatter
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from pygments.lexers import SqlLexer
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from pygments.styles import get_style_by_name
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PYGMENT_STYLE = get_style_by_name('colorful')
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HAVE_PYGMENTS = True
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except ImportError:
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HAVE_PYGMENTS = False
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try:
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import sqlparse
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HAVE_SQLPARSE = True
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except ImportError:
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HAVE_SQLPARSE = False
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from flask import current_app, Markup
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def format_fname(value):
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# If the value has a builtin prefix, return it unchanged
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if value.startswith(('{', '<')):
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return value
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value = os.path.normpath(value)
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# If the file is absolute, try normalizing it relative to the project root
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# to handle it as a project file
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if os.path.isabs(value):
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value = _shortest_relative_path(
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value, [current_app.root_path], os.path)
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# If the value is a relative path, it is a project file
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if not os.path.isabs(value):
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return os.path.join('.', value)
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# Otherwise, normalize other paths relative to sys.path
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return '<%s>' % _shortest_relative_path(value, sys.path, os.path)
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def _shortest_relative_path(value, paths, path_module):
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relpaths = _relative_paths(value, paths, path_module)
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return min(itertools.chain(relpaths, [value]), key=len)
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def _relative_paths(value, paths, path_module):
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for path in paths:
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try:
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relval = path_module.relpath(value, path)
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except ValueError:
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# on Windows, relpath throws a ValueError for
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# paths with different drives
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continue
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if not relval.startswith(path_module.pardir):
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yield relval
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def decode_text(value):
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"""
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Decode a text-like value for display.
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Unicode values are returned unchanged. Byte strings will be decoded
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with a text-safe replacement for unrecognized characters.
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"""
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if isinstance(value, bytes):
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return value.decode('ascii', 'replace')
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else:
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return value
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def format_sql(query, args):
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if HAVE_SQLPARSE:
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query = sqlparse.format(query, reindent=True, keyword_case='upper')
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if not HAVE_PYGMENTS:
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return decode_text(query)
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return Markup(highlight(
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query,
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SqlLexer(),
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HtmlFormatter(noclasses=True, style=PYGMENT_STYLE)))
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