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@@ -7,6 +7,7 b'' | |||||
7 |
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7 | |||
8 | from i18n import _ |
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8 | from i18n import _ | |
9 | import os, smtplib, socket |
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9 | import os, smtplib, socket | |
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10 | import email.Header, email.MIMEText, email.Utils | |||
10 | import util |
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11 | import util | |
11 |
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12 | |||
12 | def _smtp(ui): |
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13 | def _smtp(ui): | |
@@ -84,3 +85,75 b' def validateconfig(ui):' | |||||
84 | if not util.find_exe(method): |
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85 | if not util.find_exe(method): | |
85 | raise util.Abort(_('%r specified as email transport, ' |
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86 | raise util.Abort(_('%r specified as email transport, ' | |
86 | 'but not in PATH') % method) |
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87 | 'but not in PATH') % method) | |
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88 | ||||
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89 | def _charsets(ui): | |||
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90 | '''Obtains charsets to send mail parts not containing patches.''' | |||
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91 | charsets = [cs.lower() for cs in ui.configlist('email', 'charsets')] | |||
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92 | fallbacks = [util._fallbackencoding.lower(), | |||
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93 | util._encoding.lower(), 'utf-8'] | |||
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94 | for cs in fallbacks: # util.unique does not keep order | |||
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95 | if cs not in charsets: | |||
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96 | charsets.append(cs) | |||
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97 | return [cs for cs in charsets if not cs.endswith('ascii')] | |||
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98 | ||||
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99 | def _encode(ui, s, charsets): | |||
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100 | '''Returns (converted) string, charset tuple. | |||
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101 | Finds out best charset by cycling through sendcharsets in descending | |||
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102 | order. Tries both _encoding and _fallbackencoding for input. Only as | |||
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103 | last resort send as is in fake ascii. | |||
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104 | Caveat: Do not use for mail parts containing patches!''' | |||
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105 | try: | |||
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106 | s.decode('ascii') | |||
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107 | except UnicodeDecodeError: | |||
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108 | sendcharsets = charsets or _charsets(ui) | |||
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109 | for ics in (util._encoding, util._fallbackencoding): | |||
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110 | try: | |||
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111 | u = s.decode(ics) | |||
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112 | except UnicodeDecodeError: | |||
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113 | continue | |||
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114 | for ocs in sendcharsets: | |||
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115 | try: | |||
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116 | return u.encode(ocs), ocs | |||
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117 | except UnicodeEncodeError: | |||
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118 | pass | |||
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119 | except LookupError: | |||
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120 | ui.warn(_('ignoring invalid sendcharset: %s\n') % cs) | |||
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121 | # if ascii, or all conversion attempts fail, send (broken) ascii | |||
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122 | return s, 'us-ascii' | |||
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123 | ||||
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124 | def headencode(ui, s, charsets=None, display=False): | |||
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125 | '''Returns RFC-2047 compliant header from given string.''' | |||
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126 | if not display: | |||
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127 | # split into words? | |||
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128 | s, cs = _encode(ui, s, charsets) | |||
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129 | return str(email.Header.Header(s, cs)) | |||
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130 | return s | |||
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131 | ||||
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132 | def addressencode(ui, address, charsets=None, display=False): | |||
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133 | '''Turns address into RFC-2047 compliant header.''' | |||
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134 | if display or not address: | |||
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135 | return address or '' | |||
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136 | name, addr = email.Utils.parseaddr(address) | |||
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137 | name = headencode(ui, name, charsets) | |||
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138 | try: | |||
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139 | acc, dom = addr.split('@') | |||
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140 | acc = acc.encode('ascii') | |||
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141 | dom = dom.encode('idna') | |||
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142 | addr = '%s@%s' % (acc, dom) | |||
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143 | except UnicodeDecodeError: | |||
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144 | raise util.Abort(_('invalid email address: %s') % addr) | |||
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145 | except ValueError: | |||
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146 | try: | |||
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147 | # too strict? | |||
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148 | addr = addr.encode('ascii') | |||
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149 | except UnicodeDecodeError: | |||
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150 | raise util.Abort(_('invalid local address: %s') % addr) | |||
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151 | return email.Utils.formataddr((name, addr)) | |||
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152 | ||||
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153 | def mimeencode(ui, s, charsets=None, display=False): | |||
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154 | '''creates mime text object, encodes it if needed, and sets | |||
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155 | charset and transfer-encoding accordingly.''' | |||
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156 | cs = 'us-ascii' | |||
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157 | if not display: | |||
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158 | s, cs = _encode(ui, s, charsets) | |||
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159 | return email.MIMEText.MIMEText(s, 'plain', cs) |
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