bdcd37772d
Given a file path (or multiple file paths) search applications able to read mimetype belonging to it
343 lines
9.8 KiB
Python
343 lines
9.8 KiB
Python
# -*- coding: utf-8 -*-
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"""
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@author: Fabio Erculiani <lxnay@sabayon.org>
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@contact: lxnay@sabayon.org
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@copyright: Fabio Erculiani
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@license: GPL-2
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B{Entropy Client text-based tools}.
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"""
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import sys
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import os
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import time
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import subprocess
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from entropy.const import etpConst
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from entropy.output import print_info, print_generic, writechar, blue, red, \
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brown, darkblue, purple, teal, darkgreen, decolorize
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from entropy.i18n import _
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import entropy.tools
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# Temporary files cleaner
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def cleanup(directories = None):
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if not directories:
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directories = [etpConst['packagestmpdir'], etpConst['logdir']]
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counter = 0
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for xdir in directories:
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if not os.path.isdir(xdir):
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continue
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print_info("%s %s %s..." % (_("Cleaning"), darkgreen(xdir),
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_("directory"),), back = True)
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for data in os.listdir(xdir):
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subprocess.call(["rm", "-rf", os.path.join(xdir, data)])
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counter += 1
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print_info("%s: %s %s" % (
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_("Cleaned"), counter, _("files and directories"),))
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return 0
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def print_bashcomp(data, cmdline, cb_map):
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"""
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Print bash completion string for readline consumption using Entropy
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menu declaration format.
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@param data: Entropy menu declaration format
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@type data: list
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@param cmdline: list of cmdline args
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@type cmdline: list
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@param cb_map: map of completed commands callbacks, signature:
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<list of args to append> cb_map_callback(cur_cmdline)
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@type cb_map: dict
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"""
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cmdline = cmdline[1:]
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cmdline_len = len(cmdline) # drop --stuff
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comp_line = []
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previous_complete = False
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if cmdline:
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last_cmdline = cmdline[-1]
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else:
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last_cmdline = '###impossible'
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try:
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prev_cmdline = cmdline[-2]
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except IndexError:
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prev_cmdline = None
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cur_cb = cb_map.get(prev_cmdline)
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if cur_cb is not None:
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ext_comp_line = cur_cb(cmdline)
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if ext_comp_line:
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comp_line.extend(ext_comp_line)
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got_inside = False
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for item in data:
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if item is None:
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continue
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if item[0] == cmdline_len:
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if item[1].startswith("--") and \
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not last_cmdline.startswith("-"):
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# skip --opts
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continue
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got_inside = True
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if item[1] == last_cmdline:
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cmdline_len += 1
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previous_complete = True
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continue
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elif item[1].startswith(last_cmdline):
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comp_line.append(item[1])
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elif previous_complete:
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comp_line.append(item[1])
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if (item[0] < cmdline_len) and got_inside and previous_complete:
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break
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if comp_line:
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print_generic(' '.join(comp_line))
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def print_menu(data, args = None):
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"""
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Function used by Entropy text client (will be moved from here) to
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print the menu output given a properly formatted list.
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This method is not intended for general used and will be moved away from
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here.
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"""
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if args == None:
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args = []
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def orig_myfunc(x):
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return x
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def orig_myfunc_desc(x):
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return x
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try:
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i = args.index("--help")
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del args[i]
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command = args.pop(0)
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except ValueError:
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command = None
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except IndexError:
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command = None
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section_found = False
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search_depth = 1
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for item in data:
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myfunc = orig_myfunc
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myfunc_desc = orig_myfunc_desc
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if not item:
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if command is None:
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writechar("\n")
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else:
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n_indent = item[0]
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name = item[1]
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n_d_ident = item[2]
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desc = item[3]
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if command is not None:
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name_strip = name.split()[0].strip()
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if name_strip == command and n_indent == search_depth:
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try:
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command = args.pop(0)
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search_depth = n_indent + 1
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except IndexError:
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command = "##unused_from_now_on"
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section_found = True
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indent_level = n_indent
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elif section_found:
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if n_indent <= indent_level:
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return
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else:
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continue
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if n_indent == 0:
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writechar(" ")
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# setup identation
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ind_th = 0
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if command is not None: # so that partial --help looks nicer
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ind_th = 1
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while n_indent > ind_th:
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n_indent -= 1
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writechar("\t")
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n_indent = item[0]
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# write name
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if n_indent == 0:
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myfunc = darkgreen
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elif n_indent == 1:
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myfunc = blue
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myfunc_desc = darkgreen
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elif n_indent == 2:
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if not name.startswith("--"):
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myfunc = red
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myfunc_desc = brown
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elif n_indent == 3:
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myfunc = darkblue
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myfunc_desc = purple
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func_out = myfunc(name)
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print_generic(func_out, end = "")
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# write desc
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if desc:
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while n_d_ident > 0:
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n_d_ident -= 1
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writechar("\t")
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desc = myfunc_desc(desc)
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print_generic(desc, end = "")
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writechar("\n")
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def print_table(lines_data, cell_spacing = 2, cell_padding = 0,
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side_color = darkgreen):
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"""
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Print a table composed by len(lines_data[i]) columns and len(lines_data)
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rows.
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@param lines_data: list of row data
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@type lines_data: list
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@keyword cell_spacing: cell spacing
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@type cell_spacing: int
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@keyword cell_padding: cell padding
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@type cell_padding: int
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@keyword side_color: colorization callback function
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@type side_color: callable
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"""
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column_sizes = {}
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padding_side = cell_padding / 2
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for cols in lines_data:
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if not isinstance(cols, (list, tuple)):
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# can be a plain string
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continue
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col_n = 0
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for cell in cols:
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cell_len = len(" "*padding_side + decolorize(cell.split("\n")[0]) \
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+ " "*padding_side)
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cur_len = column_sizes.get(col_n)
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if cur_len is None:
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column_sizes[col_n] = cell_len
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elif cur_len < cell_len:
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column_sizes[col_n] = cell_len
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col_n += 1
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# now actually print
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if col_n > 0:
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column_sizes[col_n - 1] = 0
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for cols in lines_data:
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print_generic(side_color(">>") + " ", end = " ")
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if isinstance(cols, (list, tuple)):
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col_n = 0
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for cell in cols:
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max_len = column_sizes[col_n]
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cell = " "*padding_side + cell + " "*padding_side
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delta_len = max_len - len(decolorize(cell.split("\n")[0])) + \
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cell_spacing
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if col_n == (len(cols) - 1):
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print_generic(cell)
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else:
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print_generic(cell, end = " "*delta_len)
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col_n += 1
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else:
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print_generic(cols)
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def countdown(secs = 5, what = "Counting...", back = False):
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"""
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Print countdown.
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@keyword secs: countdown seconds
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@type secs: int
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@keyword what: countdown text
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@type what: string
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@keyword back: write \n at the end if True
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@type back: bool
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"""
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if secs:
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if back:
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try:
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print_generic(red(">>") + " " + what, end = "")
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except UnicodeEncodeError:
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print_generic(red(">>") + " " + what.encode('utf-8'), end = "")
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else:
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print_generic(what)
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for i in range(secs)[::-1]:
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sys.stdout.write(purple(str(i+1)+" "))
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sys.stdout.flush()
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time.sleep(1)
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def enlightenatom(atom):
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"""
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Colorize package atoms with standard colors.
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@param atom: atom string
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@type atom: string
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@return: colorized string
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@rtype: string
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"""
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entropy_rev = entropy.tools.dep_get_entropy_revision(atom)
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if entropy_rev is None:
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entropy_rev = ''
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else:
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entropy_rev = '~%s' % (str(entropy_rev),)
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entropy_tag = entropy.tools.dep_gettag(atom)
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if entropy_tag is None:
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entropy_tag = ''
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else:
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entropy_tag = '#%s' % (entropy_tag,)
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clean_atom = entropy.tools.remove_entropy_revision(atom)
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clean_atom = entropy.tools.remove_tag(clean_atom)
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only_cpv = entropy.tools.dep_getcpv(clean_atom)
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operator = entropy.tools.get_operator(clean_atom)
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if operator is None:
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operator = ''
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cat, name, pv, rev = entropy.tools.catpkgsplit(only_cpv)
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if rev == "r0":
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rev = ''
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else:
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rev = '-%s' % (rev,)
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return "%s%s%s%s%s%s%s" % (purple(operator), teal(cat + "/"),
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darkgreen(name), purple("-"+pv), purple(rev), brown(entropy_tag),
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teal(entropy_rev),)
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def read_equo_release():
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"""
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Read Equo release.
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@rtype: None
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@return: None
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"""
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# handle Entropy Version
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revision_file = "../client/revision"
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if not os.path.isfile(revision_file):
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revision_file = os.path.join(etpConst['installdir'],
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'client/revision')
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if os.path.isfile(revision_file) and \
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os.access(revision_file, os.R_OK):
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with open(revision_file, "r") as rev_f:
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myrev = rev_f.readline().strip()
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return myrev
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return "0"
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def get_file_mime(file_path):
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if not os.path.isfile(file_path):
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return None
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try:
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import magic
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except ImportError:
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return None
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handle = magic.open(magic.MAGIC_MIME)
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handle.load()
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mime = handle.file(file_path)
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handle.close()
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if mime:
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mime = mime.split(";")[0]
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return mime
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