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annotate src/bridge/bridge_constructor/bridge_contructor.py @ 267:bdcd535e179e

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Bridge constructor: - moved constructor files in src/bridge/bridge_constructor - frontend side can now be generated
author Goffi <goffi@goffi.org>
date Mon, 24 Jan 2011 21:19:11 +0100
parents src/bridge/bridge_contructor.py@c4b84a2d2ad1
children 0288f97334f2
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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265
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1 #!/usr/bin/python
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2 #-*- coding: utf-8 -*-
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3
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4 """
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5 SAT: a jabber client
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6 Copyright (C) 2009, 2010, 2011 Jérôme Poisson (goffi@goffi.org)
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7
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8 This program is free software: you can redistribute it and/or modify
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9 it under the terms of the GNU General Public License as published by
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10 the Free Software Foundation, either version 3 of the License, or
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11 (at your option) any later version.
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12
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13 This program is distributed in the hope that it will be useful,
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14 but WITHOUT ANY WARRANTY; without even the implied warranty of
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15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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16 GNU General Public License for more details.
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17
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18 You should have received a copy of the GNU General Public License
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19 along with this program. If not, see <http://www.gnu.org/licenses/>.
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20 """
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21
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22
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23 #consts
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24 NAME = u"bridge_constructor"
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25 VERSION="0.1.0"
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26 ABOUT = NAME+u""" v%s (c) Jérôme Poisson (aka Goffi) 2011
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27
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28 ---
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29 """+NAME+u""" Copyright (C) 2011 Jérôme Poisson (aka Goffi)
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30 This program comes with ABSOLUTELY NO WARRANTY;
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31 This is free software, and you are welcome to redistribute it
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32 under certain conditions.
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33 ---
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34
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35 This script construct a SàT bridge using the given protocol
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36 """
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37 MANAGED_PROTOCOLES=['dbus']
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38 DEFAULT_PROTOCOLE='dbus'
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39
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40 import sys
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41 import os
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42 from os import path
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43 from optparse import OptionParser
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44 from ConfigParser import SafeConfigParser as Parser
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45 from ConfigParser import NoOptionError
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46 import re
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47
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48
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49 class ParseError(Exception):
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50 #Used when the signature parsing is going wrong (invalid signature ?)
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51 pass
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52
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53 class Constructor:
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54
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55 def __init__(self, bridge_template, options):
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56 self.bridge_template = bridge_template
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57 self.options = options
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58
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59 def getValues(self, name):
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60 """Return values of a function in a dict
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61 @param name: Name of the function to get
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62 @return: dict, each key has the config value or None if the value is not set"""
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63 function={}
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64 for option in ['type','category','sig_in','sig_out','doc']:
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65 try:
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66 value = self.bridge_template.get(name, option)
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67 except NoOptionError:
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68 value = None
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69 function[option] = value
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70 return function
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71
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72 def getDefault(self, name):
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73 """Return default values of a function in a dict
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74 @param name: Name of the function to get
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75 @return: dict, each key is the integer param number (no key if no default value)"""
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76 default_dict={}
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77 def_re = re.compile(r"param_(\d+)_default")
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78
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79 for option in self.bridge_template.options(name):
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80 if option == 'doc_return':
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81 default_dict['return'] = self.bridge_template.get(name, option)
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82 continue
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83 match = def_re.match(option)
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84 if match:
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85 try:
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86 idx = int(match.group(1))
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87 except ValueError:
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88 raise ParseError("Invalid value [%s] for parameter number" % match.group(1))
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89 default_dict[idx] = self.bridge_template.get(name, option)
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90
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91 return default_dict
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92
266
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93 def getArgumentsDoc(self, name):
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94 """Return documentation of arguments
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95 @param name: Name of the function to get
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96 @return: dict, each key is the integer param number (no key if no argument doc), value is a tuple (name, doc)"""
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97 doc_dict={}
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98 option_re = re.compile(r"doc_param_(\d+)")
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99 value_re = re.compile(r"^(\w+): (.*)$", re.MULTILINE | re.DOTALL)
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100 for option in self.bridge_template.options(name):
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101 match = option_re.match(option)
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102 if match:
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103 try:
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104 idx = int(match.group(1))
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105 except ValueError:
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106 raise ParseError("Invalid value [%s] for parameter number" % match.group(1))
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107 value_match = value_re.match(self.bridge_template.get(name, option))
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108 if not value_match:
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109 raise ParseError("Invalid value for parameter doc [%i]" % idx)
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110 doc_dict[idx]=(value_match.group(1),value_match.group(2))
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111 return doc_dict
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112
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113 def getArguments(self, signature, name=None, default=None, unicode_protect=False):
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114 """Return arguments to user given a signature
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115 @param signature: signature in the short form (using s,a,i,b etc)
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116 @param name: dictionary of arguments name like given by getArguments
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117 @param default: dictionary of default values, like given by getDefault
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118 @param unicode_protect: activate unicode protection on strings (return strings as unicode(str))
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119 @return: list of arguments that correspond to a signature (e.g.: "sss" return "arg1, arg2, arg3")"""
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120 i=0
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121 idx=0
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122 attr_string=[]
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123 while i<len(signature):
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124 if signature[i] not in ['b','y','n','i','x','q','u','t','d','s','a']:
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125 raise ParseError("Unmanaged attribute type [%c]" % signature[i])
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126
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127 attr_string.append(("unicode(%(name)s)%(default)s" if (unicode_protect and signature[i]=='s') else "%(name)s%(default)s") % {
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128 'name':name[idx][0] if (name and name.has_key(idx)) else "arg_%i" % idx,
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129 'default':"="+default[idx] if (default and default.has_key(idx)) else ''
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130 }) #give arg_1, arg2, etc or name1, name2=default, etc. \
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131 #give unicode(arg_1), unicode(arg_2), etc. if unicode_protect is set and arg is a string
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132 idx+=1
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133
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134 if signature[i] == 'a':
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135 i+=1
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136 if signature[i]!='{' and signature[i]!='(': #FIXME: must manage tuples out of arrays
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137 i+=1
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138 continue #we have a simple type for the array
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139 opening_car = signature[i]
266
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diff changeset
140 assert(opening_car in ['{','('])
265
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141 closing_car = '}' if opening_car == '{' else ')'
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142 opening_count = 1
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143 while (True): #we have a dict or a list of tuples
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144 i+=1
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145 if i>=len(signature):
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146 raise ParseError("missing }")
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parents:
diff changeset
147 if signature[i] == opening_car:
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148 opening_count+=1
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diff changeset
149 if signature[i] == closing_car:
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150 opening_count-=1
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151 if opening_count == 0:
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152 break
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diff changeset
153 i+=1
267
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diff changeset
154 return ", ".join(attr_string)
265
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155
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156 def generateCoreSide(self):
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157 """create the constructor in SàT core side (backend)"""
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158 raise NotImplementedError
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diff changeset
159
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160 class DbusConstructor(Constructor):
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161
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162 def __init__(self, bridge_template, options):
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163 Constructor.__init__(self, bridge_template, options)
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164 self.core_template="dbus_core_template.py"
267
bdcd535e179e Bridge constructor:
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diff changeset
165 self.frontend_template="dbus_frontend_template.py"
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diff changeset
166 self.frontend_dest = self.core_dest="DBus.py"
265
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167
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168 def generateCoreSide(self):
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169 signals_part = []
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170 methods_part = []
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171 direct_calls = []
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172 sections = self.bridge_template.sections()
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173 sections.sort()
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174 for section in sections:
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175 function = self.getValues(section)
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176 print ("Adding %s %s" % (section, function["type"]))
266
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parents: 265
diff changeset
177 default = self.getDefault(section)
c4b84a2d2ad1 bridge: constructor and template improved, documentation added
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parents: 265
diff changeset
178 arg_doc = self.getArgumentsDoc(section)
265
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parents:
diff changeset
179 completion = {
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180 'sig_in':function['sig_in'] or '',
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Goffi <goffi@goffi.org>
parents:
diff changeset
181 'sig_out':function['sig_out'] or '',
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
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parents:
diff changeset
182 'category':'REQ' if function['category'] == 'request' else 'COMM',
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
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parents:
diff changeset
183 'name':section,
267
bdcd535e179e Bridge constructor:
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diff changeset
184 'args':self.getArguments(function['sig_in'], name=arg_doc, default=default )
265
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Goffi <goffi@goffi.org>
parents:
diff changeset
185 }
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parents:
diff changeset
186
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
187 if function["type"] == "signal":
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
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parents:
diff changeset
188 completion['body'] = "pass" if not self.options.debug else 'debug ("%s")' % section
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
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parents:
diff changeset
189 signals_part.append("""\
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
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parents:
diff changeset
190 @dbus.service.signal(const_INT_PREFIX+const_%(category)s_SUFFIX,
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
191 signature='%(sig_in)s')
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Goffi <goffi@goffi.org>
parents:
diff changeset
192 def %(name)s(self, %(args)s):
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
193 %(body)s
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Goffi <goffi@goffi.org>
parents:
diff changeset
194 """ % completion)
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
195 direct_calls.append("""\
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
196 def %(name)s(self, %(args)s):
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Goffi <goffi@goffi.org>
parents:
diff changeset
197 self.dbus_bridge.%(name)s(%(args)s)
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
198 """ % completion)
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
199
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
200 elif function["type"] == "method":
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
201 completion['debug'] = "" if not self.options.debug else 'debug ("%s")\n%s' % (section,8*' ')
267
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
202 completion['args_result'] = self.getArguments(function['sig_in'], name=arg_doc, unicode_protect=self.options.unicode)
265
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
203 methods_part.append("""\
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
204 @dbus.service.method(const_INT_PREFIX+const_%(category)s_SUFFIX,
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
205 in_signature='%(sig_in)s', out_signature='%(sig_out)s')
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
206 def %(name)s(self, %(args)s):
267
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
207 %(debug)sreturn self.cb["%(name)s"](%(args_result)s)
265
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
208 """ % completion)
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
209
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
210 #at this point, signals_part, methods_part and direct_calls should be filled,
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
211 #we just have to place them in the right part of the template
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
212 core_bridge = []
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
213 try:
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
214 with open(self.core_template) as core_template:
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Goffi <goffi@goffi.org>
parents:
diff changeset
215 for line in core_template:
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Goffi <goffi@goffi.org>
parents:
diff changeset
216 if line.startswith('##SIGNALS_PART##'):
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Goffi <goffi@goffi.org>
parents:
diff changeset
217 core_bridge.extend(signals_part)
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
218 elif line.startswith('##METHODS_PART##'):
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
219 core_bridge.extend(methods_part)
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
220 elif line.startswith('##DIRECT_CALLS##'):
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
221 core_bridge.extend(direct_calls)
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
222 else:
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
223 core_bridge.append(line.replace('\n',''))
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
224 except IOError:
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
225 print ("Can't open template file [%s]" % self.core_template)
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
226 sys.exit(1)
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
227
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
228 #now we write to final file
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
229 if os.path.exists(self.core_dest) and not self.options.force:
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
230 print ("The destination file [%s] already exists ! Use --force to overwrite it" % self.core_dest)
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
231 try:
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
232 with open(self.core_dest,'w') as dest_file:
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
233 dest_file.write('\n'.join(core_bridge))
b5f1f3dc9ac6 bridge: automatic bridge generator, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
234 except IOError:
267
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
235 print ("Can't open destination file [%s]" % self.core_dest)
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
236
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
237 def generateFrontendSide(self):
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
238 methods_part = []
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
239 sections = self.bridge_template.sections()
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
240 sections.sort()
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
241 for section in sections:
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
242 function = self.getValues(section)
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
243 print ("Adding %s %s" % (section, function["type"]))
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
244 default = self.getDefault(section)
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
245 arg_doc = self.getArgumentsDoc(section)
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
246 completion = {
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
247 'sig_in':function['sig_in'] or '',
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
248 'sig_out':function['sig_out'] or '',
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
249 'category':'req' if function['category'] == 'request' else 'comm',
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
250 'name':section,
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
251 'args':self.getArguments(function['sig_in'], name=arg_doc, default=default )
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
252 }
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
253
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
254 if function["type"] == "method":
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
255 completion['debug'] = "" if not self.options.debug else 'debug ("%s")\n%s' % (section,8*' ')
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
256 completion['args_result'] = self.getArguments(function['sig_in'], name=arg_doc)
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
257 methods_part.append("""\
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
258 def %(name)s(self, %(args)s):
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
259 %(debug)sreturn self.db_%(category)s_iface.%(name)s(%(args_result)s)
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
260 """ % completion)
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
261
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
262 #at this point, methods_part should be filled,
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
263 #we just have to place it in the right part of the template
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
264 frontend_bridge = []
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
265 try:
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
266 with open(self.frontend_template) as frontend_template:
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
267 for line in frontend_template:
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
268 if line.startswith('##METHODS_PART##'):
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
269 frontend_bridge.extend(methods_part)
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
270 else:
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
271 frontend_bridge.append(line.replace('\n',''))
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
272 except IOError:
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
273 print ("Can't open template file [%s]" % self.frontend_template)
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
274 sys.exit(1)
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
275
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
276 #now we write to final file
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
277 if os.path.exists(self.frontend_dest) and not self.options.force:
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
278 print ("The destination file [%s] already exists ! Use --force to overwrite it" % self.frontend_dest)
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
279 try:
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
280 with open(self.frontend_dest,'w') as dest_file:
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
281 dest_file.write('\n'.join(frontend_bridge))
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
282 except IOError:
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
283 print ("Can't open destination file [%s]" % self.frontend_dest)
bdcd535e179e Bridge constructor:
Goffi <goffi@goffi.org>
parents: 266
diff changeset
284
265
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285
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286 class ConstructorError(Exception):
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287 pass
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288
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289 class ConstructorFactory:
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290 def create(self, bridge_template, options):
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291 if options.protocole=='dbus':
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292 return DbusConstructor(bridge_template, options)
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293
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294 raise ConstructorError('Unknown constructor type')
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295
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296 class BridgeConstructor:
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297 def __init__(self):
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298 self.options = None
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299
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300 def check_options(self):
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301 """Check command line options"""
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302 _usage="""
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303 %prog [options]
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304
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305 %prog --help for options list
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306 """
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307 parser = OptionParser(usage=_usage,version=ABOUT % VERSION)
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308
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309 parser.add_option("-p", "--protocole", action="store", type="string", default=DEFAULT_PROTOCOLE,
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310 help="Generate bridge using PROTOCOLE (default: %s, possible values: [%s])" % (DEFAULT_PROTOCOLE, ", ".join(MANAGED_PROTOCOLES)))
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311 parser.add_option("-s", "--side", action="store", type="string", default="core",
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312 help="Which side of the bridge do you want to make ? (default: %default, possible values: [core, frontend])")
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313 parser.add_option("-t", "--template", action="store", type="string", default='bridge_template.ini',
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314 help="Use TEMPLATE to generate bridge (default: %default)")
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315 parser.add_option("-f", "--force", action="store_true", default=False,
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316 help=("Force overwritting of existing files"))
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317 parser.add_option("-d", "--debug", action="store_true", default=False,
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318 help=("Add debug information printing"))
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319 parser.add_option("--no_unicode", action="store_false", dest="unicode", default=True,
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320 help=("Remove unicode type protection from string results"))
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321
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322
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323 (self.options, args) = parser.parse_args()
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324 return args
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325
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326 def go(self):
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327 self.check_options()
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328 self.template = Parser()
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329 try:
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330 self.template.readfp(open(self.options.template))
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331 except IOError:
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332 print ("The template file doesn't exist or is not accessible")
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333 exit(1)
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334 constructor = ConstructorFactory().create(self.template, self.options)
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335 if self.options.side == "core":
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336 constructor.generateCoreSide()
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337 elif self.options.side == "frontend":
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338 constructor.generateFrontendSide()
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339
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340 if __name__ == "__main__":
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341 bc = BridgeConstructor()
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342 bc.go()