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1 ;;; nnmail.el --- mail support functions for the Gnus mail backends
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2 ;; Copyright (C) 1995,96,97 Free Software Foundation, Inc.
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3
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4 ;; Author: Lars Magne Ingebrigtsen <larsi@ifi.uio.no>
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5 ;; Keywords: news, mail
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6
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7 ;; This file is part of GNU Emacs.
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8
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9 ;; GNU Emacs is free software; you can redistribute it and/or modify
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10 ;; it under the terms of the GNU General Public License as published by
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11 ;; the Free Software Foundation; either version 2, or (at your option)
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12 ;; any later version.
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13
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14 ;; GNU Emacs is distributed in the hope that it will be useful,
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15 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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16 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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17 ;; GNU General Public License for more details.
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18
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19 ;; You should have received a copy of the GNU General Public License
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20 ;; along with GNU Emacs; see the file COPYING. If not, write to the
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21 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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22 ;; Boston, MA 02111-1307, USA.
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23
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24 ;;; Commentary:
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25
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26 ;;; Code:
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27
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28 (require 'nnheader)
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29 (require 'timezone)
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30 (require 'message)
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30
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31 (require 'cl)
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32 (require 'custom)
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33
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30
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34 (eval-and-compile
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35 (autoload 'gnus-error "gnus-util"))
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36
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37 (defgroup nnmail nil
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38 "Reading mail with Gnus."
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39 :group 'gnus)
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40
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41 (defgroup nnmail-retrieve nil
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42 "Retrieving new mail."
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43 :group 'nnmail)
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44
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45 (defgroup nnmail-prepare nil
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46 "Preparing (or mangling) new mail after retrival."
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47 :group 'nnmail)
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48
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49 (defgroup nnmail-duplicate nil
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50 "Handling of duplicate mail messages."
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51 :group 'nnmail)
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52
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53 (defgroup nnmail-split nil
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54 "Organizing the incomming mail in folders."
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55 :group 'nnmail)
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56
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57 (defgroup nnmail-files nil
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58 "Mail files."
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59 :group 'gnus-files
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60 :group 'nnmail)
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61
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62 (defgroup nnmail-expire nil
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63 "Expiring old mail."
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64 :group 'nnmail)
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65
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66 (defgroup nnmail-procmail nil
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67 "Interfacing with procmail and other mail agents."
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68 :group 'nnmail)
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69
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70 (defgroup nnmail-various nil
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71 "Various mail options."
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72 :group 'nnmail)
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73
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74 (defcustom nnmail-split-methods
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75 '(("mail.misc" ""))
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76 "Incoming mail will be split according to this variable.
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77
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78 If you'd like, for instance, one mail group for mail from the
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79 \"4ad-l\" mailing list, one group for junk mail and one for everything
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80 else, you could do something like this:
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81
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82 (setq nnmail-split-methods
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83 '((\"mail.4ad\" \"From:.*4ad\")
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84 (\"mail.junk\" \"From:.*Lars\\\\|Subject:.*buy\")
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85 (\"mail.misc\" \"\")))
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86
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87 As you can see, this variable is a list of lists, where the first
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88 element in each \"rule\" is the name of the group (which, by the way,
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89 does not have to be called anything beginning with \"mail\",
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90 \"yonka.zow\" is a fine, fine name), and the second is a regexp that
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91 nnmail will try to match on the header to find a fit.
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92
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93 The second element can also be a function. In that case, it will be
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94 called narrowed to the headers with the first element of the rule as
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95 the argument. It should return a non-nil value if it thinks that the
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96 mail belongs in that group.
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97
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98 The last element should always have \"\" as the regexp.
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99
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100 This variable can also have a function as its value."
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101 :group 'nnmail-split
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102 :type '(choice (repeat :tag "Alist" (group (string :tag "Name") regexp))
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103 (function-item nnmail-split-fancy)
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104 (function :tag "Other")))
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105
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106 ;; Suggested by Erik Selberg <speed@cs.washington.edu>.
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107 (defcustom nnmail-crosspost t
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108 "If non-nil, do crossposting if several split methods match the mail.
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109 If nil, the first match found will be used."
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110 :group 'nnmail-split
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111 :type 'boolean)
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0
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112
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113 ;; Added by gord@enci.ucalgary.ca (Gordon Matzigkeit).
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114 (defcustom nnmail-keep-last-article nil
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115 "If non-nil, nnmail will never delete the last expired article in a directory.
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116 You may need to set this variable if other programs are putting
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117 new mail into folder numbers that Gnus has marked as expired."
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118 :group 'nnmail-procmail
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119 :group 'nnmail-various
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120 :type 'boolean)
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121
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122 (defcustom nnmail-use-long-file-names nil
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123 "If non-nil the mail backends will use long file and directory names.
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124 If nil, groups like \"mail.misc\" will end up in directories like
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125 \"mail/misc/\"."
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126 :group 'nnmail-files
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127 :type 'boolean)
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128
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129 (defcustom nnmail-default-file-modes 384
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130 "Set the mode bits of all new mail files to this integer."
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131 :group 'nnmail-files
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132 :type 'integer)
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133
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134 (defcustom nnmail-expiry-wait 7
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135 "*Expirable articles that are older than this will be expired.
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136 This variable can either be a number (which will be interpreted as a
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137 number of days) -- this doesn't have to be an integer. This variable
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138 can also be `immediate' and `never'."
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139 :group 'nnmail-expire
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140 :type '(choice (const immediate)
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141 (integer :tag "days")
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142 (const never)))
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143
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144 (defcustom nnmail-expiry-wait-function nil
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145 "Variable that holds function to specify how old articles should be before they are expired.
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146 The function will be called with the name of the group that the
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147 expiry is to be performed in, and it should return an integer that
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148 says how many days an article can be stored before it is considered
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149 \"old\". It can also return the values `never' and `immediate'.
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150
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151 Eg.:
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152
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153 \(setq nnmail-expiry-wait-function
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154 (lambda (newsgroup)
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155 (cond ((string-match \"private\" newsgroup) 31)
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156 ((string-match \"junk\" newsgroup) 1)
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157 ((string-match \"important\" newsgroup) 'never)
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158 (t 7))))"
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159 :group 'nnmail-expire
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160 :type '(choice (const :tag "nnmail-expiry-wait" nil)
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161 (function :format "%v" nnmail-)))
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162
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163 (defcustom nnmail-spool-file
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164 (or (getenv "MAIL")
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165 (concat "/usr/spool/mail/" (user-login-name)))
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166 "Where the mail backends will look for incoming mail.
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167 This variable is \"/usr/spool/mail/$user\" by default.
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168 If this variable is nil, no mail backends will read incoming mail.
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169 If this variable is a list, all files mentioned in this list will be
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170 used as incoming mailboxes.
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171 If this variable is a directory (i. e., it's name ends with a \"/\"),
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172 treat all files in that directory as incoming spool files."
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173 :group 'nnmail-files
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174 :type 'file)
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175
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176 (defcustom nnmail-crash-box "~/.gnus-crash-box"
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177 "File where Gnus will store mail while processing it."
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178 :group 'nnmail-files
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179 :type 'file)
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180
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181 (defcustom nnmail-use-procmail nil
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182 "*If non-nil, the mail backends will look in `nnmail-procmail-directory' for spool files.
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183 The file(s) in `nnmail-spool-file' will also be read."
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184 :group 'nnmail-procmail
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185 :type 'boolean)
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186
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187 (defcustom nnmail-procmail-directory "~/incoming/"
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188 "*When using procmail (and the like), incoming mail is put in this directory.
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189 The Gnus mail backends will read the mail from this directory."
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190 :group 'nnmail-procmail
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191 :type 'directory)
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192
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193 (defcustom nnmail-procmail-suffix "\\.spool"
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194 "*Suffix of files created by procmail (and the like).
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195 This variable might be a suffix-regexp to match the suffixes of
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196 several files - eg. \".spool[0-9]*\"."
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197 :group 'nnmail-procmail
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198 :type 'regexp)
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199
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200 (defcustom nnmail-resplit-incoming nil
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201 "*If non-nil, re-split incoming procmail sorted mail."
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202 :group 'nnmail-procmail
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203 :type 'boolean)
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204
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205 (defcustom nnmail-delete-file-function 'delete-file
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206 "Function called to delete files in some mail backends."
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207 :group 'nnmail-files
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208 :type 'function)
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209
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210 (defcustom nnmail-crosspost-link-function
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211 (if (string-match "windows-nt\\|emx" (format "%s" system-type))
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212 'copy-file
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213 'add-name-to-file)
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214 "Function called to create a copy of a file.
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215 This is `add-name-to-file' by default, which means that crossposts
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216 will use hard links. If your file system doesn't allow hard
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217 links, you could set this variable to `copy-file' instead."
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218 :group 'nnmail-files
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219 :type '(radio (function-item add-name-to-file)
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220 (function-item copy-file)
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221 (function :tag "Other")))
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222
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223 (defcustom nnmail-movemail-program "movemail"
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224 "*A command to be executed to move mail from the inbox.
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225 The default is \"movemail\".
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226
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227 This can also be a function. In that case, the function will be
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228 called with two parameters -- the name of the INBOX file, and the file
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229 to be moved to."
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230 :group 'nnmail-files
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231 :group 'nnmail-retrieve
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232 :type 'string)
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233
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234 (defcustom nnmail-pop-password-required nil
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235 "*Non-nil if a password is required when reading mail using POP."
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236 :group 'nnmail-retrieve
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237 :type 'boolean)
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238
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239 (defcustom nnmail-read-incoming-hook
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240 (if (eq system-type 'windows-nt)
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241 '(nnheader-ms-strip-cr)
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242 nil)
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243 "Hook that will be run after the incoming mail has been transferred.
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244 The incoming mail is moved from `nnmail-spool-file' (which normally is
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245 something like \"/usr/spool/mail/$user\") to the user's home
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246 directory. This hook is called after the incoming mail box has been
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247 emptied, and can be used to call any mail box programs you have
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248 running (\"xwatch\", etc.)
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249
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250 Eg.
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251
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252 \(add-hook 'nnmail-read-incoming-hook
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253 (lambda ()
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254 (start-process \"mailsend\" nil
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255 \"/local/bin/mailsend\" \"read\" \"mbox\")))
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256
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257 If you have xwatch running, this will alert it that mail has been
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258 read.
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259
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260 If you use `display-time', you could use something like this:
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261
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262 \(add-hook 'nnmail-read-incoming-hook
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263 (lambda ()
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264 ;; Update the displayed time, since that will clear out
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265 ;; the flag that says you have mail.
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266 (when (eq (process-status \"display-time\") 'run)
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267 (display-time-filter display-time-process \"\"))))"
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268 :group 'nnmail-prepare
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269 :type 'hook)
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270
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271 ;; Suggested by Erik Selberg <speed@cs.washington.edu>.
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272 (defcustom nnmail-prepare-incoming-hook nil
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273 "Hook called before treating incoming mail.
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274 The hook is run in a buffer with all the new, incoming mail."
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275 :group 'nnmail-prepare
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276 :type 'hook)
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277
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278 (defcustom nnmail-prepare-incoming-header-hook nil
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279 "Hook called narrowed to the headers of each message.
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280 This can be used to remove excessive spaces (and stuff like
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281 that) from the headers before splitting and saving the messages."
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282 :group 'nnmail-prepare
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283 :type 'hook)
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284
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285 (defcustom nnmail-prepare-incoming-message-hook nil
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286 "Hook called narrowed to each message."
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287 :group 'nnmail-prepare
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288 :type 'hook)
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289
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290 (defcustom nnmail-list-identifiers nil
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291 "Regexp that matches list identifiers to be removed.
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292 This can also be a list of regexps."
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293 :group 'nnmail-prepare
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294 :type '(choice (const :tag "none" nil)
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295 regexp
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296 (repeat regexp)))
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297
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298 (defcustom nnmail-pre-get-new-mail-hook nil
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299 "Hook called just before starting to handle new incoming mail."
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300 :group 'nnmail-retrieve
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301 :type 'hook)
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302
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303 (defcustom nnmail-post-get-new-mail-hook nil
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304 "Hook called just after finishing handling new incoming mail."
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305 :group 'nnmail-retrieve
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306 :type 'hook)
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307
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308 (defcustom nnmail-split-hook nil
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309 "Hook called before deciding where to split an article.
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310 The functions in this hook are free to modify the buffer
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311 contents in any way they choose -- the buffer contents are
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312 discarded after running the split process."
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313 :group 'nnmail-split
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314 :type 'hook)
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315
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316 ;; Suggested by Mejia Pablo J <pjm9806@usl.edu>.
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317 (defcustom nnmail-tmp-directory nil
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318 "*If non-nil, use this directory for temporary storage.
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319 Used when reading incoming mail."
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320 :group 'nnmail-files
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321 :group 'nnmail-retrieve
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322 :type '(choice (const :tag "default" nil)
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323 (directory :format "%v")))
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324
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325 (defcustom nnmail-large-newsgroup 50
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326 "*The number of the articles which indicates a large newsgroup.
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327 If the number of the articles is greater than the value, verbose
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328 messages will be shown to indicate the current status."
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329 :group 'nnmail-various
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330 :type 'integer)
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331
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332 (defcustom nnmail-split-fancy "mail.misc"
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333 "Incoming mail can be split according to this fancy variable.
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334 To enable this, set `nnmail-split-methods' to `nnmail-split-fancy'.
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335
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336 The format is this variable is SPLIT, where SPLIT can be one of
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337 the following:
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338
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339 GROUP: Mail will be stored in GROUP (a string).
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340
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341 \(FIELD VALUE SPLIT): If the message field FIELD (a regexp) contains
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342 VALUE (a regexp), store the messages as specified by SPLIT.
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343
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344 \(| SPLIT...): Process each SPLIT expression until one of them matches.
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345 A SPLIT expression is said to match if it will cause the mail
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346 message to be stored in one or more groups.
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347
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348 \(& SPLIT...): Process each SPLIT expression.
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349
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350 \(: FUNCTION optional args): Call FUNCTION with the optional args, in
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351 the buffer containing the message headers. The return value FUNCTION
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352 should be a split, which is then recursively processed.
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353
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354 FIELD must match a complete field name. VALUE must match a complete
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355 word according to the `nnmail-split-fancy-syntax-table' syntax table.
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356 You can use \".*\" in the regexps to match partial field names or words.
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357
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358 FIELD and VALUE can also be lisp symbols, in that case they are expanded
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359 as specified in `nnmail-split-abbrev-alist'.
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360
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361 GROUP can contain \\& and \\N which will substitute from matching
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362 \\(\\) patterns in the previous VALUE.
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363
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364 Example:
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365
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366 \(setq nnmail-split-methods 'nnmail-split-fancy
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367 nnmail-split-fancy
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|
16
|
368 ;; Messages from the mailer daemon are not crossposted to any of
|
|
0
|
369 ;; the ordinary groups. Warnings are put in a separate group
|
|
|
370 ;; from real errors.
|
|
|
371 '(| (\"from\" mail (| (\"subject\" \"warn.*\" \"mail.warning\")
|
|
|
372 \"mail.misc\"))
|
|
|
373 ;; Non-error messages are crossposted to all relevant
|
|
|
374 ;; groups, but we don't crosspost between the group for the
|
|
|
375 ;; (ding) list and the group for other (ding) related mail.
|
|
|
376 (& (| (any \"ding@ifi\\\\.uio\\\\.no\" \"ding.list\")
|
|
|
377 (\"subject\" \"ding\" \"ding.misc\"))
|
|
|
378 ;; Other mailing lists...
|
|
|
379 (any \"procmail@informatik\\\\.rwth-aachen\\\\.de\" \"procmail.list\")
|
|
|
380 (any \"SmartList@informatik\\\\.rwth-aachen\\\\.de\" \"SmartList.list\")
|
|
|
381 ;; People...
|
|
|
382 (any \"larsi@ifi\\\\.uio\\\\.no\" \"people.Lars Magne Ingebrigtsen\"))
|
|
|
383 ;; Unmatched mail goes to the catch all group.
|
|
16
|
384 \"misc.misc\"))"
|
|
24
|
385 :group 'nnmail-split
|
|
16
|
386 ;; Sigh!
|
|
|
387 :type 'sexp)
|
|
0
|
388
|
|
16
|
389 (defcustom nnmail-split-abbrev-alist
|
|
2
|
390 '((any . "from\\|to\\|cc\\|sender\\|apparently-to\\|resent-from\\|resent-to\\|resent-cc")
|
|
16
|
391 (mail . "mailer-daemon\\|postmaster\\|uucp"))
|
|
|
392 "Alist of abbreviations allowed in `nnmail-split-fancy'."
|
|
24
|
393 :group 'nnmail-split
|
|
16
|
394 :type '(repeat (cons :format "%v" symbol regexp)))
|
|
0
|
395
|
|
16
|
396 (defcustom nnmail-delete-incoming t
|
|
|
397 "*If non-nil, the mail backends will delete incoming files after
|
|
|
398 splitting."
|
|
24
|
399 :group 'nnmail-retrieve
|
|
16
|
400 :type 'boolean)
|
|
0
|
401
|
|
16
|
402 (defcustom nnmail-message-id-cache-length 1000
|
|
0
|
403 "*The approximate number of Message-IDs nnmail will keep in its cache.
|
|
|
404 If this variable is nil, no checking on duplicate messages will be
|
|
16
|
405 performed."
|
|
24
|
406 :group 'nnmail-duplicate
|
|
16
|
407 :type '(choice (const :tag "disable" nil)
|
|
|
408 (integer :format "%v")))
|
|
0
|
409
|
|
16
|
410 (defcustom nnmail-message-id-cache-file "~/.nnmail-cache"
|
|
|
411 "*The file name of the nnmail Message-ID cache."
|
|
24
|
412 :group 'nnmail-duplicate
|
|
|
413 :group 'nnmail-files
|
|
16
|
414 :type 'file)
|
|
0
|
415
|
|
16
|
416 (defcustom nnmail-treat-duplicates 'warn
|
|
0
|
417 "*If non-nil, nnmail keep a cache of Message-IDs to discover mail duplicates.
|
|
|
418 Three values are legal: nil, which means that nnmail is not to keep a
|
|
|
419 Message-ID cache; `warn', which means that nnmail should insert extra
|
|
|
420 headers to warn the user about the duplication (this is the default);
|
|
|
421 and `delete', which means that nnmail will delete duplicated mails.
|
|
|
422
|
|
|
423 This variable can also be a function. It will be called from a buffer
|
|
|
424 narrowed to the article in question with the Message-ID as a
|
|
16
|
425 parameter. It should return nil, `warn' or `delete'."
|
|
24
|
426 :group 'nnmail-duplicate
|
|
16
|
427 :type '(choice (const :tag "off" nil)
|
|
|
428 (const warn)
|
|
|
429 (const delete)))
|
|
0
|
430
|
|
|
431 ;;; Internal variables.
|
|
|
432
|
|
16
|
433 (defvar nnmail-split-history nil
|
|
|
434 "List of group/article elements that say where the previous split put messages.")
|
|
|
435
|
|
0
|
436 (defvar nnmail-pop-password nil
|
|
|
437 "*Password to use when reading mail from a POP server, if required.")
|
|
|
438
|
|
2
|
439 (defvar nnmail-split-fancy-syntax-table nil
|
|
0
|
440 "Syntax table used by `nnmail-split-fancy'.")
|
|
2
|
441 (unless (syntax-table-p nnmail-split-fancy-syntax-table)
|
|
|
442 (setq nnmail-split-fancy-syntax-table
|
|
|
443 (copy-syntax-table (standard-syntax-table)))
|
|
|
444 ;; support the %-hack
|
|
|
445 (modify-syntax-entry ?\% "." nnmail-split-fancy-syntax-table))
|
|
|
446
|
|
0
|
447 (defvar nnmail-prepare-save-mail-hook nil
|
|
|
448 "Hook called before saving mail.")
|
|
|
449
|
|
|
450 (defvar nnmail-moved-inboxes nil
|
|
|
451 "List of inboxes that have been moved.")
|
|
|
452
|
|
|
453 (defvar nnmail-internal-password nil)
|
|
|
454
|
|
|
455
|
|
|
456
|
|
|
457 (defconst nnmail-version "nnmail 1.0"
|
|
|
458 "nnmail version.")
|
|
|
459
|
|
|
460
|
|
|
461
|
|
|
462 (defun nnmail-request-post (&optional server)
|
|
|
463 (mail-send-and-exit nil))
|
|
|
464
|
|
|
465 (defun nnmail-find-file (file)
|
|
|
466 "Insert FILE in server buffer safely."
|
|
|
467 (set-buffer nntp-server-buffer)
|
|
|
468 (erase-buffer)
|
|
|
469 (let ((format-alist nil)
|
|
|
470 (after-insert-file-functions nil))
|
|
|
471 (condition-case ()
|
|
|
472 (progn (insert-file-contents file) t)
|
|
|
473 (file-error nil))))
|
|
|
474
|
|
|
475 (defun nnmail-group-pathname (group dir &optional file)
|
|
|
476 "Make pathname for GROUP."
|
|
|
477 (concat
|
|
|
478 (let ((dir (file-name-as-directory (expand-file-name dir))))
|
|
|
479 ;; If this directory exists, we use it directly.
|
|
30
|
480 (if (or nnmail-use-long-file-names
|
|
0
|
481 (file-directory-p (concat dir group)))
|
|
|
482 (concat dir group "/")
|
|
|
483 ;; If not, we translate dots into slashes.
|
|
|
484 (concat dir (nnheader-replace-chars-in-string group ?. ?/) "/")))
|
|
|
485 (or file "")))
|
|
16
|
486
|
|
0
|
487 (defun nnmail-date-to-time (date)
|
|
|
488 "Convert DATE into time."
|
|
16
|
489 (condition-case ()
|
|
|
490 (let* ((d1 (timezone-parse-date date))
|
|
|
491 (t1 (timezone-parse-time (aref d1 3))))
|
|
|
492 (apply 'encode-time
|
|
|
493 (mapcar (lambda (el)
|
|
|
494 (and el (string-to-number el)))
|
|
|
495 (list
|
|
|
496 (aref t1 2) (aref t1 1) (aref t1 0)
|
|
|
497 (aref d1 2) (aref d1 1) (aref d1 0)
|
|
|
498 (number-to-string
|
|
|
499 (* 60 (timezone-zone-to-minute (aref d1 4))))))))
|
|
|
500 ;; If we get an error, then we just return a 0 time.
|
|
|
501 (error (list 0 0))))
|
|
0
|
502
|
|
|
503 (defun nnmail-time-less (t1 t2)
|
|
|
504 "Say whether time T1 is less than time T2."
|
|
|
505 (or (< (car t1) (car t2))
|
|
|
506 (and (= (car t1) (car t2))
|
|
|
507 (< (nth 1 t1) (nth 1 t2)))))
|
|
|
508
|
|
|
509 (defun nnmail-days-to-time (days)
|
|
|
510 "Convert DAYS into time."
|
|
|
511 (let* ((seconds (* 1.0 days 60 60 24))
|
|
|
512 (rest (expt 2 16))
|
|
16
|
513 (ms (condition-case nil (round (/ seconds rest))
|
|
0
|
514 (range-error (expt 2 16)))))
|
|
|
515 (list ms (condition-case nil (round (- seconds (* ms rest)))
|
|
|
516 (range-error (expt 2 16))))))
|
|
|
517
|
|
|
518 (defun nnmail-time-since (time)
|
|
|
519 "Return the time since TIME, which is either an internal time or a date."
|
|
|
520 (when (stringp time)
|
|
|
521 ;; Convert date strings to internal time.
|
|
|
522 (setq time (nnmail-date-to-time time)))
|
|
|
523 (let* ((current (current-time))
|
|
16
|
524 (rest (when (< (nth 1 current) (nth 1 time))
|
|
|
525 (expt 2 16))))
|
|
0
|
526 (list (- (+ (car current) (if rest -1 0)) (car time))
|
|
|
527 (- (+ (or rest 0) (nth 1 current)) (nth 1 time)))))
|
|
|
528
|
|
|
529 ;; Function rewritten from rmail.el.
|
|
|
530 (defun nnmail-move-inbox (inbox)
|
|
|
531 "Move INBOX to `nnmail-crash-box'."
|
|
16
|
532 (if (not (file-writable-p nnmail-crash-box))
|
|
|
533 (gnus-error 1 "Can't write to crash box %s. Not moving mail."
|
|
|
534 nnmail-crash-box)
|
|
|
535 ;; If the crash box exists and is empty, we delete it.
|
|
|
536 (when (and (file-exists-p nnmail-crash-box)
|
|
|
537 (zerop (nnheader-file-size (file-truename nnmail-crash-box))))
|
|
|
538 (delete-file nnmail-crash-box))
|
|
|
539 (let ((inbox (file-truename (expand-file-name inbox)))
|
|
|
540 (tofile (file-truename (expand-file-name nnmail-crash-box)))
|
|
28
|
541 movemail popmail errors result)
|
|
16
|
542 (if (setq popmail (string-match
|
|
|
543 "^po:" (file-name-nondirectory inbox)))
|
|
|
544 (setq inbox (file-name-nondirectory inbox))
|
|
|
545 (setq movemail t)
|
|
|
546 ;; On some systems, /usr/spool/mail/foo is a directory
|
|
|
547 ;; and the actual inbox is /usr/spool/mail/foo/foo.
|
|
|
548 (when (file-directory-p inbox)
|
|
|
549 (setq inbox (expand-file-name (user-login-name) inbox))))
|
|
|
550 (if (member inbox nnmail-moved-inboxes)
|
|
|
551 ;; We don't try to move an already moved inbox.
|
|
|
552 nil
|
|
|
553 (if popmail
|
|
|
554 (progn
|
|
|
555 (when (and nnmail-pop-password
|
|
|
556 (not nnmail-internal-password))
|
|
|
557 (setq nnmail-internal-password nnmail-pop-password))
|
|
|
558 (when (and nnmail-pop-password-required
|
|
|
559 (not nnmail-internal-password))
|
|
|
560 (setq nnmail-internal-password
|
|
|
561 (nnmail-read-passwd
|
|
|
562 (format "Password for %s: "
|
|
|
563 (substring inbox (+ popmail 3))))))
|
|
|
564 (message "Getting mail from post office ..."))
|
|
|
565 (when (or (and (file-exists-p tofile)
|
|
|
566 (/= 0 (nnheader-file-size tofile)))
|
|
|
567 (and (file-exists-p inbox)
|
|
|
568 (/= 0 (nnheader-file-size inbox))))
|
|
|
569 (message "Getting mail from %s..." inbox)))
|
|
|
570 ;; Set TOFILE if have not already done so, and
|
|
|
571 ;; rename or copy the file INBOX to TOFILE if and as appropriate.
|
|
30
|
572 (cond
|
|
16
|
573 ((file-exists-p tofile)
|
|
|
574 ;; The crash box exists already.
|
|
|
575 t)
|
|
|
576 ((and (not popmail)
|
|
|
577 (not (file-exists-p inbox)))
|
|
|
578 ;; There is no inbox.
|
|
|
579 (setq tofile nil))
|
|
|
580 (t
|
|
|
581 ;; If getting from mail spool directory, use movemail to move
|
|
|
582 ;; rather than just renaming, so as to interlock with the
|
|
|
583 ;; mailer.
|
|
|
584 (unwind-protect
|
|
|
585 (save-excursion
|
|
|
586 (setq errors (generate-new-buffer " *nnmail loss*"))
|
|
|
587 (buffer-disable-undo errors)
|
|
|
588 (let ((default-directory "/"))
|
|
|
589 (if (nnheader-functionp nnmail-movemail-program)
|
|
30
|
590 (condition-case err
|
|
|
591 (progn
|
|
|
592 (funcall nnmail-movemail-program inbox tofile)
|
|
|
593 (setq result 0))
|
|
|
594 (error
|
|
|
595 (save-excursion
|
|
|
596 (set-buffer errors)
|
|
|
597 (insert (prin1-to-string err))
|
|
|
598 (setq result 255))))
|
|
28
|
599 (setq result
|
|
30
|
600 (apply
|
|
28
|
601 'call-process
|
|
|
602 (append
|
|
|
603 (list
|
|
30
|
604 (expand-file-name
|
|
28
|
605 nnmail-movemail-program exec-directory)
|
|
|
606 nil errors nil inbox tofile)
|
|
|
607 (when nnmail-internal-password
|
|
|
608 (list nnmail-internal-password)))))))
|
|
|
609 (if (and (not (buffer-modified-p errors))
|
|
|
610 (zerop result))
|
|
16
|
611 ;; No output => movemail won
|
|
|
612 (progn
|
|
|
613 (unless popmail
|
|
22
|
614 (when (file-exists-p tofile)
|
|
|
615 (set-file-modes tofile nnmail-default-file-modes)))
|
|
16
|
616 (push inbox nnmail-moved-inboxes))
|
|
|
617 (set-buffer errors)
|
|
|
618 ;; There may be a warning about older revisions. We
|
|
|
619 ;; ignore those.
|
|
|
620 (goto-char (point-min))
|
|
|
621 (if (search-forward "older revision" nil t)
|
|
|
622 (progn
|
|
|
623 (unless popmail
|
|
22
|
624 (when (file-exists-p tofile)
|
|
|
625 (set-file-modes tofile nnmail-default-file-modes)))
|
|
16
|
626 (push inbox nnmail-moved-inboxes))
|
|
|
627 ;; Probably a real error.
|
|
|
628 (subst-char-in-region (point-min) (point-max) ?\n ?\ )
|
|
|
629 (goto-char (point-max))
|
|
|
630 (skip-chars-backward " \t")
|
|
|
631 (delete-region (point) (point-max))
|
|
|
632 (goto-char (point-min))
|
|
|
633 (when (looking-at "movemail: ")
|
|
|
634 (delete-region (point-min) (match-end 0)))
|
|
|
635 (unless (yes-or-no-p
|
|
28
|
636 (format "movemail: %s (%d return). Continue? "
|
|
|
637 (buffer-string) result))
|
|
16
|
638 (error "%s" (buffer-string)))
|
|
|
639 (setq tofile nil)))))))
|
|
|
640 (message "Getting mail from %s...done" inbox)
|
|
|
641 (and errors
|
|
|
642 (buffer-name errors)
|
|
|
643 (kill-buffer errors))
|
|
|
644 tofile))))
|
|
0
|
645
|
|
|
646 (defun nnmail-get-active ()
|
|
|
647 "Returns an assoc of group names and active ranges.
|
|
|
648 nn*-request-list should have been called before calling this function."
|
|
|
649 (let (group-assoc)
|
|
|
650 ;; Go through all groups from the active list.
|
|
|
651 (save-excursion
|
|
|
652 (set-buffer nntp-server-buffer)
|
|
|
653 (goto-char (point-min))
|
|
30
|
654 (while (re-search-forward
|
|
0
|
655 "^\\([^ \t]+\\)[ \t]+\\([0-9]+\\)[ \t]+\\([0-9]+\\)" nil t)
|
|
|
656 ;; We create an alist with `(GROUP (LOW . HIGH))' elements.
|
|
|
657 (push (list (match-string 1)
|
|
|
658 (cons (string-to-int (match-string 3))
|
|
|
659 (string-to-int (match-string 2))))
|
|
|
660 group-assoc)))
|
|
|
661 group-assoc))
|
|
|
662
|
|
|
663 (defun nnmail-save-active (group-assoc file-name)
|
|
|
664 "Save GROUP-ASSOC in ACTIVE-FILE."
|
|
|
665 (when file-name
|
|
16
|
666 (nnheader-temp-write file-name
|
|
|
667 (nnmail-generate-active group-assoc))))
|
|
|
668
|
|
|
669 (defun nnmail-generate-active (alist)
|
|
|
670 "Generate an active file from group-alist ALIST."
|
|
|
671 (erase-buffer)
|
|
|
672 (let (group)
|
|
|
673 (while (setq group (pop alist))
|
|
|
674 (insert (format "%s %d %d y\n" (car group) (cdadr group)
|
|
|
675 (caadr group))))))
|
|
0
|
676
|
|
|
677 (defun nnmail-get-split-group (file group)
|
|
16
|
678 "Find out whether this FILE is to be split into GROUP only.
|
|
|
679 If GROUP is non-nil and we are using procmail, return the group name
|
|
|
680 only when the file is the correct procmail file. When GROUP is nil,
|
|
|
681 return nil if FILE is a spool file or the procmail group for which it
|
|
|
682 is a spool. If not using procmail, return GROUP."
|
|
0
|
683 (if (or (eq nnmail-spool-file 'procmail)
|
|
|
684 nnmail-use-procmail)
|
|
16
|
685 (if (string-match (concat "^" (expand-file-name
|
|
|
686 (file-name-as-directory
|
|
|
687 nnmail-procmail-directory))
|
|
|
688 "\\([^/]*\\)" nnmail-procmail-suffix "$")
|
|
|
689 (expand-file-name file))
|
|
|
690 (let ((procmail-group (substring (expand-file-name file)
|
|
|
691 (match-beginning 1)
|
|
|
692 (match-end 1))))
|
|
30
|
693 (if group
|
|
16
|
694 (if (string-equal group procmail-group)
|
|
|
695 group
|
|
|
696 nil)
|
|
|
697 procmail-group))
|
|
|
698 nil)
|
|
0
|
699 group))
|
|
|
700
|
|
16
|
701 (defun nnmail-process-babyl-mail-format (func artnum-func)
|
|
0
|
702 (let ((case-fold-search t)
|
|
|
703 start message-id content-length do-search end)
|
|
16
|
704 (goto-char (point-min))
|
|
0
|
705 (while (not (eobp))
|
|
|
706 (re-search-forward
|
|
|
707 " \n0, *unseen,+\n\\(\\*\\*\\* EOOH \\*\\*\\*\n\\)?" nil t)
|
|
|
708 (goto-char (match-end 0))
|
|
|
709 (delete-region (match-beginning 0) (match-end 0))
|
|
16
|
710 (narrow-to-region
|
|
|
711 (setq start (point))
|
|
|
712 (progn
|
|
|
713 ;; Skip all the headers in case there are more "From "s...
|
|
|
714 (or (search-forward "\n\n" nil t)
|
|
|
715 (search-forward-regexp "^[^:]*\\( .*\\|\\)$" nil t)
|
|
|
716 (search-forward " "))
|
|
|
717 (point)))
|
|
|
718 ;; Unquote the ">From " line, if any.
|
|
|
719 (goto-char (point-min))
|
|
|
720 (when (looking-at ">From ")
|
|
|
721 (replace-match "X-From-Line: ") )
|
|
|
722 (run-hooks 'nnmail-prepare-incoming-header-hook)
|
|
|
723 (goto-char (point-max))
|
|
0
|
724 ;; Find the Message-ID header.
|
|
|
725 (save-excursion
|
|
26
|
726 (if (re-search-backward
|
|
|
727 "^Message-ID[ \t]*:[ \n\t]*\\(<[^>]*>\\)" nil t)
|
|
0
|
728 (setq message-id (buffer-substring (match-beginning 1)
|
|
|
729 (match-end 1)))
|
|
|
730 ;; There is no Message-ID here, so we create one.
|
|
|
731 (save-excursion
|
|
26
|
732 (when (re-search-backward "^Message-ID[ \t]*:" nil t)
|
|
0
|
733 (beginning-of-line)
|
|
|
734 (insert "Original-")))
|
|
|
735 (forward-line -1)
|
|
|
736 (insert "Message-ID: " (setq message-id (nnmail-message-id))
|
|
|
737 "\n")))
|
|
|
738 ;; Look for a Content-Length header.
|
|
|
739 (if (not (save-excursion
|
|
30
|
740 (and (re-search-backward
|
|
0
|
741 "^Content-Length:[ \t]*\\([0-9]+\\)" start t)
|
|
|
742 (setq content-length (string-to-int
|
|
30
|
743 (buffer-substring
|
|
0
|
744 (match-beginning 1)
|
|
|
745 (match-end 1))))
|
|
|
746 ;; We destroy the header, since none of
|
|
|
747 ;; the backends ever use it, and we do not
|
|
|
748 ;; want to confuse other mailers by having
|
|
|
749 ;; a (possibly) faulty header.
|
|
|
750 (progn (insert "X-") t))))
|
|
|
751 (setq do-search t)
|
|
16
|
752 (widen)
|
|
0
|
753 (if (or (= (+ (point) content-length) (point-max))
|
|
|
754 (save-excursion
|
|
|
755 (goto-char (+ (point) content-length))
|
|
|
756 (looking-at " ")))
|
|
|
757 (progn
|
|
|
758 (goto-char (+ (point) content-length))
|
|
|
759 (setq do-search nil))
|
|
|
760 (setq do-search t)))
|
|
16
|
761 (widen)
|
|
0
|
762 ;; Go to the beginning of the next article - or to the end
|
|
30
|
763 ;; of the buffer.
|
|
16
|
764 (when do-search
|
|
|
765 (if (re-search-forward "^ " nil t)
|
|
|
766 (goto-char (match-beginning 0))
|
|
|
767 (goto-char (1- (point-max)))))
|
|
0
|
768 (delete-char 1) ; delete ^_
|
|
|
769 (save-excursion
|
|
|
770 (save-restriction
|
|
|
771 (narrow-to-region start (point))
|
|
|
772 (goto-char (point-min))
|
|
16
|
773 (nnmail-check-duplication message-id func artnum-func)
|
|
0
|
774 (setq end (point-max))))
|
|
|
775 (goto-char end))))
|
|
|
776
|
|
32
|
777 (defsubst nnmail-search-unix-mail-delim ()
|
|
16
|
778 "Put point at the beginning of the next Unix mbox message."
|
|
|
779 ;; Algorithm used to find the the next article in the
|
|
|
780 ;; brain-dead Unix mbox format:
|
|
|
781 ;;
|
|
|
782 ;; 1) Search for "^From ".
|
|
|
783 ;; 2) If we find it, then see whether the previous
|
|
|
784 ;; line is blank and the next line looks like a header.
|
|
|
785 ;; Then it's possible that this is a mail delim, and we use it.
|
|
|
786 (let ((case-fold-search nil)
|
|
0
|
787 found)
|
|
|
788 (while (not found)
|
|
16
|
789 (if (not (re-search-forward "^From " nil t))
|
|
|
790 (setq found 'no)
|
|
|
791 (save-excursion
|
|
|
792 (beginning-of-line)
|
|
|
793 (when (and (or (bobp)
|
|
|
794 (save-excursion
|
|
|
795 (forward-line -1)
|
|
|
796 (= (following-char) ?\n)))
|
|
|
797 (save-excursion
|
|
|
798 (forward-line 1)
|
|
|
799 (while (looking-at ">From ")
|
|
|
800 (forward-line 1))
|
|
26
|
801 (looking-at "[^ \n\t:]+[ \n\t]*:")))
|
|
16
|
802 (setq found 'yes)))))
|
|
|
803 (beginning-of-line)
|
|
0
|
804 (eq found 'yes)))
|
|
|
805
|
|
16
|
806 (defun nnmail-search-unix-mail-delim-backward ()
|
|
|
807 "Put point at the beginning of the current Unix mbox message."
|
|
|
808 ;; Algorithm used to find the the next article in the
|
|
|
809 ;; brain-dead Unix mbox format:
|
|
|
810 ;;
|
|
|
811 ;; 1) Search for "^From ".
|
|
|
812 ;; 2) If we find it, then see whether the previous
|
|
|
813 ;; line is blank and the next line looks like a header.
|
|
|
814 ;; Then it's possible that this is a mail delim, and we use it.
|
|
|
815 (let ((case-fold-search nil)
|
|
|
816 found)
|
|
|
817 (while (not found)
|
|
|
818 (if (not (re-search-backward "^From " nil t))
|
|
|
819 (setq found 'no)
|
|
|
820 (save-excursion
|
|
|
821 (beginning-of-line)
|
|
|
822 (when (and (or (bobp)
|
|
|
823 (save-excursion
|
|
|
824 (forward-line -1)
|
|
|
825 (= (following-char) ?\n)))
|
|
|
826 (save-excursion
|
|
|
827 (forward-line 1)
|
|
|
828 (while (looking-at ">From ")
|
|
|
829 (forward-line 1))
|
|
26
|
830 (looking-at "[^ \n\t:]+[ \n\t]*:")))
|
|
16
|
831 (setq found 'yes)))))
|
|
|
832 (beginning-of-line)
|
|
|
833 (eq found 'yes)))
|
|
|
834
|
|
|
835 (defun nnmail-process-unix-mail-format (func artnum-func)
|
|
0
|
836 (let ((case-fold-search t)
|
|
|
837 start message-id content-length end skip head-end)
|
|
|
838 (goto-char (point-min))
|
|
16
|
839 (if (not (and (re-search-forward "^From " nil t)
|
|
0
|
840 (goto-char (match-beginning 0))))
|
|
|
841 ;; Possibly wrong format?
|
|
|
842 (error "Error, unknown mail format! (Possibly corrupted.)")
|
|
|
843 ;; Carry on until the bitter end.
|
|
|
844 (while (not (eobp))
|
|
|
845 (setq start (point)
|
|
|
846 end nil)
|
|
|
847 ;; Find the end of the head.
|
|
|
848 (narrow-to-region
|
|
30
|
849 start
|
|
0
|
850 (if (search-forward "\n\n" nil t)
|
|
|
851 (1- (point))
|
|
|
852 ;; This will never happen, but just to be on the safe side --
|
|
|
853 ;; if there is no head-body delimiter, we search a bit manually.
|
|
|
854 (while (and (looking-at "From \\|[^ \t]+:")
|
|
|
855 (not (eobp)))
|
|
|
856 (forward-line 1)
|
|
|
857 (point))))
|
|
|
858 ;; Find the Message-ID header.
|
|
|
859 (goto-char (point-min))
|
|
26
|
860 (if (re-search-forward "^Message-ID[ \t]*:[ \n\t]*\\(<[^>]+>\\)" nil t)
|
|
0
|
861 (setq message-id (match-string 1))
|
|
|
862 (save-excursion
|
|
26
|
863 (when (re-search-forward "^Message-ID[ \t]*:" nil t)
|
|
0
|
864 (beginning-of-line)
|
|
|
865 (insert "Original-")))
|
|
|
866 ;; There is no Message-ID here, so we create one.
|
|
|
867 (forward-line 1)
|
|
|
868 (insert "Message-ID: " (setq message-id (nnmail-message-id)) "\n"))
|
|
|
869 ;; Look for a Content-Length header.
|
|
|
870 (goto-char (point-min))
|
|
|
871 (if (not (re-search-forward
|
|
|
872 "^Content-Length:[ \t]*\\([0-9]+\\)" nil t))
|
|
|
873 (setq content-length nil)
|
|
|
874 (setq content-length (string-to-int (match-string 1)))
|
|
30
|
875 ;; We destroy the header, since none of the backends ever
|
|
0
|
876 ;; use it, and we do not want to confuse other mailers by
|
|
|
877 ;; having a (possibly) faulty header.
|
|
|
878 (beginning-of-line)
|
|
|
879 (insert "X-"))
|
|
16
|
880 (run-hooks 'nnmail-prepare-incoming-header-hook)
|
|
0
|
881 ;; Find the end of this article.
|
|
|
882 (goto-char (point-max))
|
|
|
883 (widen)
|
|
|
884 (setq head-end (point))
|
|
|
885 ;; We try the Content-Length value. The idea: skip over the header
|
|
|
886 ;; separator, then check what happens content-length bytes into the
|
|
|
887 ;; message body. This should be either the end ot the buffer, the
|
|
|
888 ;; message separator or a blank line followed by the separator.
|
|
|
889 ;; The blank line should probably be deleted. If neither of the
|
|
|
890 ;; three is met, the content-length header is probably invalid.
|
|
|
891 (when content-length
|
|
|
892 (forward-line 1)
|
|
|
893 (setq skip (+ (point) content-length))
|
|
|
894 (goto-char skip)
|
|
|
895 (cond ((or (= skip (point-max))
|
|
|
896 (= (1+ skip) (point-max)))
|
|
|
897 (setq end (point-max)))
|
|
16
|
898 ((looking-at "From ")
|
|
0
|
899 (setq end skip))
|
|
16
|
900 ((looking-at "[ \t]*\n\\(From \\)")
|
|
0
|
901 (setq end (match-beginning 1)))
|
|
|
902 (t (setq end nil))))
|
|
|
903 (if end
|
|
|
904 (goto-char end)
|
|
30
|
905 ;; No Content-Length, so we find the beginning of the next
|
|
0
|
906 ;; article or the end of the buffer.
|
|
|
907 (goto-char head-end)
|
|
|
908 (or (nnmail-search-unix-mail-delim)
|
|
|
909 (goto-char (point-max))))
|
|
|
910 ;; Allow the backend to save the article.
|
|
|
911 (save-excursion
|
|
|
912 (save-restriction
|
|
|
913 (narrow-to-region start (point))
|
|
|
914 (goto-char (point-min))
|
|
16
|
915 (nnmail-check-duplication message-id func artnum-func)
|
|
0
|
916 (setq end (point-max))))
|
|
|
917 (goto-char end)))))
|
|
|
918
|
|
16
|
919 (defun nnmail-process-mmdf-mail-format (func artnum-func)
|
|
0
|
920 (let ((delim "^\^A\^A\^A\^A$")
|
|
|
921 (case-fold-search t)
|
|
|
922 start message-id end)
|
|
|
923 (goto-char (point-min))
|
|
|
924 (if (not (and (re-search-forward delim nil t)
|
|
|
925 (forward-line 1)))
|
|
|
926 ;; Possibly wrong format?
|
|
|
927 (error "Error, unknown mail format! (Possibly corrupted.)")
|
|
|
928 ;; Carry on until the bitter end.
|
|
|
929 (while (not (eobp))
|
|
|
930 (setq start (point))
|
|
|
931 ;; Find the end of the head.
|
|
|
932 (narrow-to-region
|
|
30
|
933 start
|
|
0
|
934 (if (search-forward "\n\n" nil t)
|
|
|
935 (1- (point))
|
|
|
936 ;; This will never happen, but just to be on the safe side --
|
|
|
937 ;; if there is no head-body delimiter, we search a bit manually.
|
|
|
938 (while (and (looking-at "From \\|[^ \t]+:")
|
|
|
939 (not (eobp)))
|
|
|
940 (forward-line 1)
|
|
|
941 (point))))
|
|
|
942 ;; Find the Message-ID header.
|
|
|
943 (goto-char (point-min))
|
|
26
|
944 (if (re-search-forward "^Message-ID[ \t]*:[ \n\t]*\\(<[^>]+>\\)" nil t)
|
|
0
|
945 (setq message-id (match-string 1))
|
|
|
946 ;; There is no Message-ID here, so we create one.
|
|
|
947 (save-excursion
|
|
26
|
948 (when (re-search-backward "^Message-ID[ \t]*:" nil t)
|
|
0
|
949 (beginning-of-line)
|
|
|
950 (insert "Original-")))
|
|
|
951 (forward-line 1)
|
|
|
952 (insert "Message-ID: " (setq message-id (nnmail-message-id)) "\n"))
|
|
16
|
953 (run-hooks 'nnmail-prepare-incoming-header-hook)
|
|
0
|
954 ;; Find the end of this article.
|
|
|
955 (goto-char (point-max))
|
|
|
956 (widen)
|
|
|
957 (if (re-search-forward delim nil t)
|
|
|
958 (beginning-of-line)
|
|
|
959 (goto-char (point-max)))
|
|
|
960 ;; Allow the backend to save the article.
|
|
|
961 (save-excursion
|
|
|
962 (save-restriction
|
|
|
963 (narrow-to-region start (point))
|
|
|
964 (goto-char (point-min))
|
|
16
|
965 (nnmail-check-duplication message-id func artnum-func)
|
|
0
|
966 (setq end (point-max))))
|
|
|
967 (goto-char end)
|
|
|
968 (forward-line 2)))))
|
|
|
969
|
|
16
|
970 (defun nnmail-split-incoming (incoming func &optional exit-func
|
|
|
971 group artnum-func)
|
|
0
|
972 "Go through the entire INCOMING file and pick out each individual mail.
|
|
|
973 FUNC will be called with the buffer narrowed to each mail."
|
|
|
974 (let (;; If this is a group-specific split, we bind the split
|
|
|
975 ;; methods to just this group.
|
|
|
976 (nnmail-split-methods (if (and group
|
|
|
977 (or (eq nnmail-spool-file 'procmail)
|
|
|
978 nnmail-use-procmail)
|
|
|
979 (not nnmail-resplit-incoming))
|
|
|
980 (list (list group ""))
|
|
|
981 nnmail-split-methods)))
|
|
|
982 (save-excursion
|
|
|
983 ;; Insert the incoming file.
|
|
|
984 (set-buffer (get-buffer-create " *nnmail incoming*"))
|
|
|
985 (buffer-disable-undo (current-buffer))
|
|
|
986 (erase-buffer)
|
|
16
|
987 (nnheader-insert-file-contents incoming)
|
|
0
|
988 (unless (zerop (buffer-size))
|
|
|
989 (goto-char (point-min))
|
|
|
990 (save-excursion (run-hooks 'nnmail-prepare-incoming-hook))
|
|
|
991 ;; Handle both babyl, MMDF and unix mail formats, since movemail will
|
|
|
992 ;; use the former when fetching from a mailbox, the latter when
|
|
30
|
993 ;; fetching from a file.
|
|
0
|
994 (cond ((or (looking-at "\^L")
|
|
|
995 (looking-at "BABYL OPTIONS:"))
|
|
16
|
996 (nnmail-process-babyl-mail-format func artnum-func))
|
|
0
|
997 ((looking-at "\^A\^A\^A\^A")
|
|
16
|
998 (nnmail-process-mmdf-mail-format func artnum-func))
|
|
0
|
999 (t
|
|
16
|
1000 (nnmail-process-unix-mail-format func artnum-func))))
|
|
|
1001 (when exit-func
|
|
|
1002 (funcall exit-func))
|
|
0
|
1003 (kill-buffer (current-buffer)))))
|
|
|
1004
|
|
30
|
1005 ;; Mail crossposts suggested by Brian Edmonds <edmonds@cs.ubc.ca>.
|
|
0
|
1006 (defun nnmail-article-group (func)
|
|
|
1007 "Look at the headers and return an alist of groups that match.
|
|
|
1008 FUNC will be called with the group name to determine the article number."
|
|
|
1009 (let ((methods nnmail-split-methods)
|
|
|
1010 (obuf (current-buffer))
|
|
|
1011 (beg (point-min))
|
|
|
1012 end group-art method)
|
|
|
1013 (if (and (sequencep methods) (= (length methods) 1))
|
|
|
1014 ;; If there is only just one group to put everything in, we
|
|
|
1015 ;; just return a list with just this one method in.
|
|
|
1016 (setq group-art
|
|
|
1017 (list (cons (caar methods) (funcall func (caar methods)))))
|
|
|
1018 ;; We do actual comparison.
|
|
|
1019 (save-excursion
|
|
|
1020 ;; Find headers.
|
|
|
1021 (goto-char beg)
|
|
|
1022 (setq end (if (search-forward "\n\n" nil t) (point) (point-max)))
|
|
|
1023 (set-buffer nntp-server-buffer)
|
|
|
1024 (erase-buffer)
|
|
|
1025 ;; Copy the headers into the work buffer.
|
|
|
1026 (insert-buffer-substring obuf beg end)
|
|
|
1027 ;; Fold continuation lines.
|
|
|
1028 (goto-char (point-min))
|
|
|
1029 (while (re-search-forward "\\(\r?\n[ \t]+\\)+" nil t)
|
|
|
1030 (replace-match " " t t))
|
|
16
|
1031 ;; Allow washing.
|
|
|
1032 (run-hooks 'nnmail-split-hook)
|
|
0
|
1033 (if (and (symbolp nnmail-split-methods)
|
|
|
1034 (fboundp nnmail-split-methods))
|
|
16
|
1035 (let ((split
|
|
0
|
1036 (condition-case nil
|
|
|
1037 (or (funcall nnmail-split-methods)
|
|
|
1038 '("bogus"))
|
|
|
1039 (error
|
|
30
|
1040 (message
|
|
0
|
1041 "Error in `nnmail-split-methods'; using `bogus' mail group")
|
|
|
1042 (sit-for 1)
|
|
|
1043 '("bogus")))))
|
|
16
|
1044 (unless (equal split '(junk))
|
|
30
|
1045 ;; `nnmail-split-methods' is a function, so we just call
|
|
16
|
1046 ;; this function here and use the result.
|
|
|
1047 (setq group-art
|
|
|
1048 (mapcar
|
|
|
1049 (lambda (group) (cons group (funcall func group)))
|
|
|
1050 split))))
|
|
0
|
1051 ;; Go through the split methods to find a match.
|
|
|
1052 (while (and methods (or nnmail-crosspost (not group-art)))
|
|
|
1053 (goto-char (point-max))
|
|
|
1054 (setq method (pop methods))
|
|
|
1055 (if (or methods
|
|
|
1056 (not (equal "" (nth 1 method))))
|
|
|
1057 (when (and
|
|
16
|
1058 (ignore-errors
|
|
|
1059 (if (stringp (nth 1 method))
|
|
|
1060 (re-search-backward (cadr method) nil t)
|
|
|
1061 ;; Function to say whether this is a match.
|
|
|
1062 (funcall (nth 1 method) (car method))))
|
|
30
|
1063 ;; Don't enter the article into the same
|
|
0
|
1064 ;; group twice.
|
|
|
1065 (not (assoc (car method) group-art)))
|
|
16
|
1066 (push (cons (car method) (funcall func (car method)))
|
|
0
|
1067 group-art))
|
|
30
|
1068 ;; This is the final group, which is used as a
|
|
0
|
1069 ;; catch-all.
|
|
|
1070 (unless group-art
|
|
30
|
1071 (setq group-art
|
|
16
|
1072 (list (cons (car method)
|
|
0
|
1073 (funcall func (car method)))))))))
|
|
16
|
1074 ;; See whether the split methods returned `junk'.
|
|
|
1075 (if (equal group-art '(junk))
|
|
|
1076 nil
|
|
|
1077 (nreverse (delq 'junk group-art)))))))
|
|
0
|
1078
|
|
|
1079 (defun nnmail-insert-lines ()
|
|
|
1080 "Insert how many lines there are in the body of the mail.
|
|
|
1081 Return the number of characters in the body."
|
|
|
1082 (let (lines chars)
|
|
|
1083 (save-excursion
|
|
|
1084 (goto-char (point-min))
|
|
16
|
1085 (when (search-forward "\n\n" nil t)
|
|
0
|
1086 (setq chars (- (point-max) (point)))
|
|
|
1087 (setq lines (count-lines (point) (point-max)))
|
|
|
1088 (forward-char -1)
|
|
|
1089 (save-excursion
|
|
|
1090 (when (re-search-backward "^Lines: " nil t)
|
|
|
1091 (delete-region (point) (progn (forward-line 1) (point)))))
|
|
|
1092 (beginning-of-line)
|
|
|
1093 (insert (format "Lines: %d\n" (max lines 0)))
|
|
|
1094 chars))))
|
|
|
1095
|
|
|
1096 (defun nnmail-insert-xref (group-alist)
|
|
|
1097 "Insert an Xref line based on the (group . article) alist."
|
|
|
1098 (save-excursion
|
|
|
1099 (goto-char (point-min))
|
|
16
|
1100 (when (search-forward "\n\n" nil t)
|
|
0
|
1101 (forward-char -1)
|
|
|
1102 (when (re-search-backward "^Xref: " nil t)
|
|
16
|
1103 (delete-region (match-beginning 0)
|
|
0
|
1104 (progn (forward-line 1) (point))))
|
|
|
1105 (insert (format "Xref: %s" (system-name)))
|
|
|
1106 (while group-alist
|
|
|
1107 (insert (format " %s:%d" (caar group-alist) (cdar group-alist)))
|
|
|
1108 (setq group-alist (cdr group-alist)))
|
|
|
1109 (insert "\n"))))
|
|
|
1110
|
|
16
|
1111 ;;; Message washing functions
|
|
|
1112
|
|
|
1113 (defun nnmail-remove-leading-whitespace ()
|
|
|
1114 "Remove excessive whitespace from all headers."
|
|
|
1115 (goto-char (point-min))
|
|
|
1116 (while (re-search-forward "^\\([^ :]+: \\) +" nil t)
|
|
|
1117 (replace-match "\\1" t)))
|
|
|
1118
|
|
|
1119 (defun nnmail-remove-list-identifiers ()
|
|
|
1120 "Remove list identifiers from Subject headers."
|
|
|
1121 (let ((regexp (if (stringp nnmail-list-identifiers) nnmail-list-identifiers
|
|
|
1122 (mapconcat 'identity nnmail-list-identifiers "\\|"))))
|
|
|
1123 (when regexp
|
|
|
1124 (goto-char (point-min))
|
|
|
1125 (when (re-search-forward
|
|
|
1126 (concat "^Subject: +\\(Re: +\\)?\\(" regexp "\\) *")
|
|
|
1127 nil t)
|
|
|
1128 (delete-region (match-beginning 2) (match-end 0))))))
|
|
|
1129
|
|
|
1130 (defun nnmail-remove-tabs ()
|
|
|
1131 "Translate TAB characters into SPACE characters."
|
|
|
1132 (subst-char-in-region (point-min) (point-max) ?\t ? t))
|
|
|
1133
|
|
|
1134 ;;; Utility functions
|
|
|
1135
|
|
0
|
1136 ;; Written by byer@mv.us.adobe.com (Scott Byer).
|
|
|
1137 (defun nnmail-make-complex-temp-name (prefix)
|
|
|
1138 (let ((newname (make-temp-name prefix))
|
|
|
1139 (newprefix prefix))
|
|
|
1140 (while (file-exists-p newname)
|
|
|
1141 (setq newprefix (concat newprefix "x"))
|
|
|
1142 (setq newname (make-temp-name newprefix)))
|
|
|
1143 newname))
|
|
|
1144
|
|
|
1145 ;; Written by Per Abrahamsen <amanda@iesd.auc.dk>.
|
|
|
1146
|
|
|
1147 (defun nnmail-split-fancy ()
|
|
|
1148 "Fancy splitting method.
|
|
|
1149 See the documentation for the variable `nnmail-split-fancy' for documentation."
|
|
|
1150 (let ((syntab (syntax-table)))
|
|
|
1151 (unwind-protect
|
|
|
1152 (progn
|
|
|
1153 (set-syntax-table nnmail-split-fancy-syntax-table)
|
|
|
1154 (nnmail-split-it nnmail-split-fancy))
|
|
|
1155 (set-syntax-table syntab))))
|
|
|
1156
|
|
|
1157 (defvar nnmail-split-cache nil)
|
|
|
1158 ;; Alist of split expressions their equivalent regexps.
|
|
|
1159
|
|
|
1160 (defun nnmail-split-it (split)
|
|
|
1161 ;; Return a list of groups matching SPLIT.
|
|
16
|
1162 (cond
|
|
|
1163 ;; nil split
|
|
|
1164 ((null split)
|
|
|
1165 nil)
|
|
|
1166
|
|
|
1167 ;; A group name. Do the \& and \N subs into the string.
|
|
|
1168 ((stringp split)
|
|
|
1169 (list (nnmail-expand-newtext split)))
|
|
|
1170
|
|
|
1171 ;; Junk the message.
|
|
|
1172 ((eq split 'junk)
|
|
|
1173 (list 'junk))
|
|
|
1174
|
|
|
1175 ;; Builtin & operation.
|
|
|
1176 ((eq (car split) '&)
|
|
|
1177 (apply 'nconc (mapcar 'nnmail-split-it (cdr split))))
|
|
|
1178
|
|
|
1179 ;; Builtin | operation.
|
|
|
1180 ((eq (car split) '|)
|
|
|
1181 (let (done)
|
|
|
1182 (while (and (not done) (cdr split))
|
|
|
1183 (setq split (cdr split)
|
|
|
1184 done (nnmail-split-it (car split))))
|
|
|
1185 done))
|
|
|
1186
|
|
|
1187 ;; Builtin : operation.
|
|
|
1188 ((eq (car split) ':)
|
|
|
1189 (nnmail-split-it (eval (cdr split))))
|
|
|
1190
|
|
|
1191 ;; Check the cache for the regexp for this split.
|
|
|
1192 ;; FIX FIX FIX could avoid calling assq twice here
|
|
|
1193 ((assq split nnmail-split-cache)
|
|
|
1194 (goto-char (point-max))
|
|
|
1195 ;; FIX FIX FIX problem with re-search-backward is that if you have
|
|
|
1196 ;; a split: (from "foo-\\(bar\\|baz\\)@gnus.org "mail.foo.\\1")
|
|
|
1197 ;; and someone mails a message with 'To: foo-bar@gnus.org' and
|
|
|
1198 ;; 'CC: foo-baz@gnus.org', we'll pick 'mail.foo.baz' as the group
|
|
|
1199 ;; if the cc line is a later header, even though the other choice
|
|
|
1200 ;; is probably better. Also, this routine won't do a crosspost
|
|
|
1201 ;; when there are two different matches.
|
|
|
1202 ;; I guess you could just make this more determined, and it could
|
|
|
1203 ;; look for still more matches prior to this one, and recurse
|
|
|
1204 ;; on each of the multiple matches hit. Of course, then you'd
|
|
|
1205 ;; want to make sure that nnmail-article-group or nnmail-split-fancy
|
|
|
1206 ;; removed duplicates, since there might be more of those.
|
|
|
1207 ;; I guess we could also remove duplicates in the & split case, since
|
|
|
1208 ;; that's the only thing that can introduce them.
|
|
|
1209 (when (re-search-backward (cdr (assq split nnmail-split-cache)) nil t)
|
|
|
1210 ;; Someone might want to do a \N sub on this match, so get the
|
|
|
1211 ;; correct match positions.
|
|
|
1212 (goto-char (match-end 0))
|
|
|
1213 (let ((value (nth 1 split)))
|
|
|
1214 (re-search-backward (if (symbolp value)
|
|
|
1215 (cdr (assq value nnmail-split-abbrev-alist))
|
|
|
1216 value)
|
|
|
1217 (match-end 1)))
|
|
|
1218 (nnmail-split-it (nth 2 split))))
|
|
|
1219
|
|
|
1220 ;; Not in cache, compute a regexp for the field/value pair.
|
|
|
1221 (t
|
|
|
1222 (let* ((field (nth 0 split))
|
|
|
1223 (value (nth 1 split))
|
|
|
1224 (regexp (concat "^\\(\\("
|
|
|
1225 (if (symbolp field)
|
|
|
1226 (cdr (assq field nnmail-split-abbrev-alist))
|
|
|
1227 field)
|
|
|
1228 "\\):.*\\)\\<\\("
|
|
|
1229 (if (symbolp value)
|
|
|
1230 (cdr (assq value nnmail-split-abbrev-alist))
|
|
|
1231 value)
|
|
|
1232 "\\)\\>")))
|
|
|
1233 (push (cons split regexp) nnmail-split-cache)
|
|
|
1234 ;; Now that it's in the cache, just call nnmail-split-it again
|
|
|
1235 ;; on the same split, which will find it immediately in the cache.
|
|
|
1236 (nnmail-split-it split)))))
|
|
|
1237
|
|
|
1238 (defun nnmail-expand-newtext (newtext)
|
|
|
1239 (let ((len (length newtext))
|
|
|
1240 (pos 0)
|
|
|
1241 c expanded beg N did-expand)
|
|
|
1242 (while (< pos len)
|
|
|
1243 (setq beg pos)
|
|
|
1244 (while (and (< pos len)
|
|
|
1245 (not (= (aref newtext pos) ?\\)))
|
|
|
1246 (setq pos (1+ pos)))
|
|
|
1247 (unless (= beg pos)
|
|
|
1248 (push (substring newtext beg pos) expanded))
|
|
|
1249 (when (< pos len)
|
|
|
1250 ;; we hit a \, expand it.
|
|
|
1251 (setq did-expand t)
|
|
|
1252 (setq pos (1+ pos))
|
|
|
1253 (setq c (aref newtext pos))
|
|
|
1254 (if (not (or (= c ?\&)
|
|
|
1255 (and (>= c ?1)
|
|
|
1256 (<= c ?9))))
|
|
|
1257 ;; \ followed by some character we don't expand
|
|
|
1258 (push (char-to-string c) expanded)
|
|
|
1259 ;; \& or \N
|
|
|
1260 (if (= c ?\&)
|
|
|
1261 (setq N 0)
|
|
|
1262 (setq N (- c ?0)))
|
|
|
1263 (when (match-beginning N)
|
|
|
1264 (push (buffer-substring (match-beginning N) (match-end N))
|
|
|
1265 expanded))))
|
|
|
1266 (setq pos (1+ pos)))
|
|
|
1267 (if did-expand
|
|
|
1268 (apply 'concat (nreverse expanded))
|
|
|
1269 newtext)))
|
|
0
|
1270
|
|
|
1271 ;; Get a list of spool files to read.
|
|
|
1272 (defun nnmail-get-spool-files (&optional group)
|
|
|
1273 (if (null nnmail-spool-file)
|
|
|
1274 ;; No spool file whatsoever.
|
|
|
1275 nil
|
|
30
|
1276 (let* ((procmails
|
|
0
|
1277 ;; If procmail is used to get incoming mail, the files
|
|
|
1278 ;; are stored in this directory.
|
|
|
1279 (and (file-exists-p nnmail-procmail-directory)
|
|
|
1280 (or (eq nnmail-spool-file 'procmail)
|
|
|
1281 nnmail-use-procmail)
|
|
30
|
1282 (directory-files
|
|
|
1283 nnmail-procmail-directory
|
|
0
|
1284 t (concat (if group (concat "^" group) "")
|
|
16
|
1285 nnmail-procmail-suffix "$"))))
|
|
0
|
1286 (p procmails)
|
|
|
1287 (crash (when (and (file-exists-p nnmail-crash-box)
|
|
2
|
1288 (> (nnheader-file-size
|
|
16
|
1289 (file-truename nnmail-crash-box))
|
|
|
1290 0))
|
|
0
|
1291 (list nnmail-crash-box))))
|
|
16
|
1292 ;; Remove any directories that inadvertently match the procmail
|
|
30
|
1293 ;; suffix, which might happen if the suffix is "".
|
|
0
|
1294 (while p
|
|
|
1295 (when (file-directory-p (car p))
|
|
|
1296 (setq procmails (delete (car p) procmails)))
|
|
|
1297 (setq p (cdr p)))
|
|
|
1298 ;; Return the list of spools.
|
|
30
|
1299 (append
|
|
0
|
1300 crash
|
|
|
1301 (cond ((and group
|
|
|
1302 (or (eq nnmail-spool-file 'procmail)
|
|
2
|
1303 nnmail-use-procmail)
|
|
|
1304 procmails)
|
|
0
|
1305 procmails)
|
|
2
|
1306 ((and group
|
|
|
1307 (eq nnmail-spool-file 'procmail))
|
|
|
1308 nil)
|
|
0
|
1309 ((listp nnmail-spool-file)
|
|
16
|
1310 (nconc
|
|
30
|
1311 (apply
|
|
16
|
1312 'nconc
|
|
30
|
1313 (mapcar
|
|
16
|
1314 (lambda (file)
|
|
22
|
1315 (if (and (not (string-match "^po:" file))
|
|
|
1316 (file-directory-p file))
|
|
16
|
1317 (nnheader-directory-regular-files file)
|
|
|
1318 (list file)))
|
|
|
1319 nnmail-spool-file))
|
|
|
1320 procmails))
|
|
22
|
1321 ((stringp nnmail-spool-file)
|
|
|
1322 (if (and (not (string-match "^po:" nnmail-spool-file))
|
|
|
1323 (file-directory-p nnmail-spool-file))
|
|
30
|
1324 (nconc
|
|
22
|
1325 (nnheader-directory-regular-files nnmail-spool-file)
|
|
|
1326 procmails)
|
|
|
1327 (cons nnmail-spool-file procmails)))
|
|
0
|
1328 ((eq nnmail-spool-file 'pop)
|
|
|
1329 (cons (format "po:%s" (user-login-name)) procmails))
|
|
|
1330 (t
|
|
|
1331 procmails))))))
|
|
|
1332
|
|
30
|
1333 ;; Activate a backend only if it isn't already activated.
|
|
|
1334 ;; If FORCE, re-read the active file even if the backend is
|
|
0
|
1335 ;; already activated.
|
|
|
1336 (defun nnmail-activate (backend &optional force)
|
|
|
1337 (let (file timestamp file-time)
|
|
|
1338 (if (or (not (symbol-value (intern (format "%s-group-alist" backend))))
|
|
|
1339 force
|
|
16
|
1340 (and (setq file (ignore-errors
|
|
30
|
1341 (symbol-value (intern (format "%s-active-file"
|
|
16
|
1342 backend)))))
|
|
0
|
1343 (setq file-time (nth 5 (file-attributes file)))
|
|
|
1344 (or (not
|
|
|
1345 (setq timestamp
|
|
|
1346 (condition-case ()
|
|
|
1347 (symbol-value (intern
|
|
30
|
1348 (format "%s-active-timestamp"
|
|
0
|
1349 backend)))
|
|
|
1350 (error 'none))))
|
|
|
1351 (not (consp timestamp))
|
|
|
1352 (equal timestamp '(0 0))
|
|
|
1353 (> (nth 0 file-time) (nth 0 timestamp))
|
|
|
1354 (and (= (nth 0 file-time) (nth 0 timestamp))
|
|
|
1355 (> (nth 1 file-time) (nth 1 timestamp))))))
|
|
|
1356 (save-excursion
|
|
|
1357 (or (eq timestamp 'none)
|
|
30
|
1358 (set (intern (format "%s-active-timestamp" backend))
|
|
|
1359 file-time))
|
|
|
1360 (funcall (intern (format "%s-request-list" backend)))))
|
|
0
|
1361 t))
|
|
|
1362
|
|
|
1363 (defun nnmail-message-id ()
|
|
|
1364 (concat "<" (message-unique-id) "@totally-fudged-out-message-id>"))
|
|
|
1365
|
|
|
1366 ;;;
|
|
|
1367 ;;; nnmail duplicate handling
|
|
|
1368 ;;;
|
|
|
1369
|
|
|
1370 (defvar nnmail-cache-buffer nil)
|
|
|
1371
|
|
|
1372 (defun nnmail-cache-open ()
|
|
|
1373 (if (or (not nnmail-treat-duplicates)
|
|
|
1374 (and nnmail-cache-buffer
|
|
|
1375 (buffer-name nnmail-cache-buffer)))
|
|
|
1376 () ; The buffer is open.
|
|
|
1377 (save-excursion
|
|
30
|
1378 (set-buffer
|
|
|
1379 (setq nnmail-cache-buffer
|
|
0
|
1380 (get-buffer-create " *nnmail message-id cache*")))
|
|
|
1381 (buffer-disable-undo (current-buffer))
|
|
16
|
1382 (when (file-exists-p nnmail-message-id-cache-file)
|
|
|
1383 (nnheader-insert-file-contents nnmail-message-id-cache-file))
|
|
0
|
1384 (set-buffer-modified-p nil)
|
|
|
1385 (current-buffer))))
|
|
|
1386
|
|
|
1387 (defun nnmail-cache-close ()
|
|
|
1388 (when (and nnmail-cache-buffer
|
|
|
1389 nnmail-treat-duplicates
|
|
|
1390 (buffer-name nnmail-cache-buffer)
|
|
|
1391 (buffer-modified-p nnmail-cache-buffer))
|
|
|
1392 (save-excursion
|
|
|
1393 (set-buffer nnmail-cache-buffer)
|
|
|
1394 ;; Weed out the excess number of Message-IDs.
|
|
|
1395 (goto-char (point-max))
|
|
16
|
1396 (when (search-backward "\n" nil t nnmail-message-id-cache-length)
|
|
|
1397 (progn
|
|
|
1398 (beginning-of-line)
|
|
|
1399 (delete-region (point-min) (point))))
|
|
0
|
1400 ;; Save the buffer.
|
|
|
1401 (or (file-exists-p (file-name-directory nnmail-message-id-cache-file))
|
|
|
1402 (make-directory (file-name-directory nnmail-message-id-cache-file)
|
|
|
1403 t))
|
|
16
|
1404 (nnmail-write-region (point-min) (point-max)
|
|
|
1405 nnmail-message-id-cache-file nil 'silent)
|
|
0
|
1406 (set-buffer-modified-p nil)
|
|
|
1407 (setq nnmail-cache-buffer nil)
|
|
30
|
1408 (kill-buffer (current-buffer)))))
|
|
0
|
1409
|
|
|
1410 (defun nnmail-cache-insert (id)
|
|
|
1411 (when nnmail-treat-duplicates
|
|
30
|
1412 (unless (gnus-buffer-live-p nnmail-cache-buffer)
|
|
|
1413 (nnmail-cache-open))
|
|
0
|
1414 (save-excursion
|
|
|
1415 (set-buffer nnmail-cache-buffer)
|
|
|
1416 (goto-char (point-max))
|
|
|
1417 (insert id "\n"))))
|
|
|
1418
|
|
|
1419 (defun nnmail-cache-id-exists-p (id)
|
|
|
1420 (when nnmail-treat-duplicates
|
|
|
1421 (save-excursion
|
|
|
1422 (set-buffer nnmail-cache-buffer)
|
|
|
1423 (goto-char (point-max))
|
|
|
1424 (search-backward id nil t))))
|
|
|
1425
|
|
30
|
1426 (defun nnmail-fetch-field (header)
|
|
|
1427 (save-excursion
|
|
|
1428 (save-restriction
|
|
|
1429 (message-narrow-to-head)
|
|
|
1430 (message-fetch-field header))))
|
|
|
1431
|
|
16
|
1432 (defun nnmail-check-duplication (message-id func artnum-func)
|
|
|
1433 (run-hooks 'nnmail-prepare-incoming-message-hook)
|
|
0
|
1434 ;; If this is a duplicate message, then we do not save it.
|
|
|
1435 (let* ((duplication (nnmail-cache-id-exists-p message-id))
|
|
16
|
1436 (case-fold-search t)
|
|
0
|
1437 (action (when duplication
|
|
|
1438 (cond
|
|
|
1439 ((memq nnmail-treat-duplicates '(warn delete))
|
|
|
1440 nnmail-treat-duplicates)
|
|
|
1441 ((nnheader-functionp nnmail-treat-duplicates)
|
|
|
1442 (funcall nnmail-treat-duplicates message-id))
|
|
|
1443 (t
|
|
16
|
1444 nnmail-treat-duplicates))))
|
|
|
1445 group-art)
|
|
|
1446 ;; Let the backend save the article (or not).
|
|
0
|
1447 (cond
|
|
|
1448 ((not duplication)
|
|
|
1449 (nnmail-cache-insert message-id)
|
|
16
|
1450 (funcall func (setq group-art
|
|
|
1451 (nreverse (nnmail-article-group artnum-func)))))
|
|
0
|
1452 ((eq action 'delete)
|
|
16
|
1453 (setq group-art nil))
|
|
0
|
1454 ((eq action 'warn)
|
|
|
1455 ;; We insert a warning.
|
|
30
|
1456 (let ((case-fold-search t))
|
|
0
|
1457 (goto-char (point-min))
|
|
30
|
1458 (re-search-forward "^message-id[ \t]*:" nil t)
|
|
0
|
1459 (beginning-of-line)
|
|
30
|
1460 (insert
|
|
0
|
1461 "Gnus-Warning: This is a duplicate of message " message-id "\n")
|
|
16
|
1462 (funcall func (setq group-art
|
|
|
1463 (nreverse (nnmail-article-group artnum-func))))))
|
|
0
|
1464 (t
|
|
16
|
1465 (funcall func (setq group-art
|
|
|
1466 (nreverse (nnmail-article-group artnum-func))))))
|
|
|
1467 ;; Add the group-art list to the history list.
|
|
|
1468 (if group-art
|
|
|
1469 (push group-art nnmail-split-history)
|
|
|
1470 (delete-region (point-min) (point-max)))))
|
|
0
|
1471
|
|
|
1472 ;;; Get new mail.
|
|
|
1473
|
|
|
1474 (defun nnmail-get-value (&rest args)
|
|
|
1475 (let ((sym (intern (apply 'format args))))
|
|
|
1476 (when (boundp sym)
|
|
|
1477 (symbol-value sym))))
|
|
|
1478
|
|
|
1479 (defun nnmail-get-new-mail (method exit-func temp
|
|
|
1480 &optional group spool-func)
|
|
|
1481 "Read new incoming mail."
|
|
16
|
1482 ;; Nix out the previous split history.
|
|
|
1483 (unless group
|
|
|
1484 (setq nnmail-split-history nil))
|
|
0
|
1485 (let* ((spools (nnmail-get-spool-files group))
|
|
|
1486 (group-in group)
|
|
|
1487 incoming incomings spool)
|
|
|
1488 (when (and (nnmail-get-value "%s-get-new-mail" method)
|
|
|
1489 nnmail-spool-file)
|
|
|
1490 ;; We first activate all the groups.
|
|
|
1491 (nnmail-activate method)
|
|
|
1492 ;; Allow the user to hook.
|
|
|
1493 (run-hooks 'nnmail-pre-get-new-mail-hook)
|
|
|
1494 ;; Open the message-id cache.
|
|
|
1495 (nnmail-cache-open)
|
|
|
1496 ;; The we go through all the existing spool files and split the
|
|
|
1497 ;; mail from each.
|
|
|
1498 (while spools
|
|
|
1499 (setq spool (pop spools))
|
|
|
1500 ;; We read each spool file if either the spool is a POP-mail
|
|
|
1501 ;; spool, or the file exists. We can't check for the
|
|
16
|
1502 ;; existence of POPped mail.
|
|
0
|
1503 (when (or (string-match "^po:" spool)
|
|
16
|
1504 (and (file-exists-p (file-truename spool))
|
|
2
|
1505 (> (nnheader-file-size (file-truename spool)) 0)))
|
|
0
|
1506 (nnheader-message 3 "%s: Reading incoming mail..." method)
|
|
|
1507 (when (and (nnmail-move-inbox spool)
|
|
|
1508 (file-exists-p nnmail-crash-box))
|
|
|
1509 ;; There is new mail. We first find out if all this mail
|
|
|
1510 ;; is supposed to go to some specific group.
|
|
|
1511 (setq group (nnmail-get-split-group spool group-in))
|
|
|
1512 ;; We split the mail
|
|
30
|
1513 (nnmail-split-incoming
|
|
16
|
1514 nnmail-crash-box (intern (format "%s-save-mail" method))
|
|
|
1515 spool-func group (intern (format "%s-active-number" method)))
|
|
30
|
1516 ;; Check whether the inbox is to be moved to the special tmp dir.
|
|
0
|
1517 (setq incoming
|
|
30
|
1518 (nnmail-make-complex-temp-name
|
|
|
1519 (expand-file-name
|
|
0
|
1520 (if nnmail-tmp-directory
|
|
30
|
1521 (concat
|
|
0
|
1522 (file-name-as-directory nnmail-tmp-directory)
|
|
24
|
1523 (file-name-nondirectory
|
|
|
1524 (concat (file-name-as-directory temp) "Incoming")))
|
|
|
1525 (concat (file-name-as-directory temp) "Incoming")))))
|
|
0
|
1526 (rename-file nnmail-crash-box incoming t)
|
|
|
1527 (push incoming incomings))))
|
|
30
|
1528 ;; If we did indeed read any incoming spools, we save all info.
|
|
0
|
1529 (when incomings
|
|
30
|
1530 (nnmail-save-active
|
|
0
|
1531 (nnmail-get-value "%s-group-alist" method)
|
|
|
1532 (nnmail-get-value "%s-active-file" method))
|
|
|
1533 (when exit-func
|
|
|
1534 (funcall exit-func))
|
|
|
1535 (run-hooks 'nnmail-read-incoming-hook)
|
|
|
1536 (nnheader-message 3 "%s: Reading incoming mail...done" method))
|
|
|
1537 ;; Close the message-id cache.
|
|
|
1538 (nnmail-cache-close)
|
|
|
1539 ;; Allow the user to hook.
|
|
|
1540 (run-hooks 'nnmail-post-get-new-mail-hook)
|
|
|
1541 ;; Delete all the temporary files.
|
|
|
1542 (while incomings
|
|
|
1543 (setq incoming (pop incomings))
|
|
|
1544 (and nnmail-delete-incoming
|
|
|
1545 (file-exists-p incoming)
|
|
|
1546 (file-writable-p incoming)
|
|
|
1547 (delete-file incoming))))))
|
|
|
1548
|
|
|
1549 (defun nnmail-expired-article-p (group time force &optional inhibit)
|
|
|
1550 "Say whether an article that is TIME old in GROUP should be expired."
|
|
|
1551 (if force
|
|
|
1552 t
|
|
|
1553 (let ((days (or (and nnmail-expiry-wait-function
|
|
|
1554 (funcall nnmail-expiry-wait-function group))
|
|
|
1555 nnmail-expiry-wait)))
|
|
|
1556 (cond ((or (eq days 'never)
|
|
|
1557 (and (not force)
|
|
|
1558 inhibit))
|
|
|
1559 ;; This isn't an expirable group.
|
|
|
1560 nil)
|
|
|
1561 ((eq days 'immediate)
|
|
|
1562 ;; We expire all articles on sight.
|
|
|
1563 t)
|
|
|
1564 ((equal time '(0 0))
|
|
|
1565 ;; This is an ange-ftp group, and we don't have any dates.
|
|
|
1566 nil)
|
|
|
1567 ((numberp days)
|
|
|
1568 (setq days (nnmail-days-to-time days))
|
|
|
1569 ;; Compare the time with the current time.
|
|
|
1570 (nnmail-time-less days (nnmail-time-since time)))))))
|
|
|
1571
|
|
|
1572 (defvar nnmail-read-passwd nil)
|
|
16
|
1573 (defun nnmail-read-passwd (prompt &rest args)
|
|
|
1574 "Read a password using PROMPT.
|
|
|
1575 If ARGS, PROMPT is used as an argument to `format'."
|
|
|
1576 (let ((prompt
|
|
|
1577 (if args
|
|
|
1578 (apply 'format prompt args)
|
|
|
1579 prompt)))
|
|
|
1580 (unless nnmail-read-passwd
|
|
|
1581 (if (load "passwd" t)
|
|
|
1582 (setq nnmail-read-passwd 'read-passwd)
|
|
28
|
1583 (unless (fboundp 'ange-ftp-read-passwd)
|
|
|
1584 (autoload 'ange-ftp-read-passwd "ange-ftp"))
|
|
16
|
1585 (setq nnmail-read-passwd 'ange-ftp-read-passwd)))
|
|
|
1586 (funcall nnmail-read-passwd prompt)))
|
|
0
|
1587
|
|
|
1588 (defun nnmail-check-syntax ()
|
|
|
1589 "Check (and modify) the syntax of the message in the current buffer."
|
|
|
1590 (save-restriction
|
|
|
1591 (message-narrow-to-head)
|
|
|
1592 (let ((case-fold-search t))
|
|
26
|
1593 (unless (re-search-forward "^Message-ID[ \t]*:" nil t)
|
|
0
|
1594 (insert "Message-ID: " (nnmail-message-id) "\n")))))
|
|
|
1595
|
|
16
|
1596 (defun nnmail-write-region (start end filename &optional append visit lockname)
|
|
|
1597 "Do a `write-region', and then set the file modes."
|
|
|
1598 (write-region start end filename append visit lockname)
|
|
|
1599 (set-file-modes filename nnmail-default-file-modes))
|
|
|
1600
|
|
|
1601 ;;;
|
|
|
1602 ;;; Status functions
|
|
|
1603 ;;;
|
|
|
1604
|
|
|
1605 (defun nnmail-replace-status (name value)
|
|
|
1606 "Make status NAME and VALUE part of the current status line."
|
|
|
1607 (save-restriction
|
|
|
1608 (message-narrow-to-head)
|
|
|
1609 (let ((status (nnmail-decode-status)))
|
|
|
1610 (setq status (delq (member name status) status))
|
|
|
1611 (when value
|
|
|
1612 (push (cons name value) status))
|
|
|
1613 (message-remove-header "status")
|
|
|
1614 (goto-char (point-max))
|
|
|
1615 (insert "Status: " (nnmail-encode-status status) "\n"))))
|
|
|
1616
|
|
|
1617 (defun nnmail-decode-status ()
|
|
|
1618 "Return a status-value alist from STATUS."
|
|
|
1619 (goto-char (point-min))
|
|
|
1620 (when (re-search-forward "^Status: " nil t)
|
|
|
1621 (let (name value status)
|
|
|
1622 (save-restriction
|
|
|
1623 ;; Narrow to the status.
|
|
|
1624 (narrow-to-region
|
|
|
1625 (point)
|
|
|
1626 (if (re-search-forward "^[^ \t]" nil t)
|
|
|
1627 (1- (point))
|
|
|
1628 (point-max)))
|
|
|
1629 ;; Go through all elements and add them to the list.
|
|
|
1630 (goto-char (point-min))
|
|
|
1631 (while (re-search-forward "[^ \t=]+" nil t)
|
|
|
1632 (setq name (match-string 0))
|
|
|
1633 (if (not (= (following-char) ?=))
|
|
|
1634 ;; Implied "yes".
|
|
|
1635 (setq value "yes")
|
|
|
1636 (forward-char 1)
|
|
|
1637 (if (not (= (following-char) ?\"))
|
|
|
1638 (if (not (looking-at "[^ \t]"))
|
|
|
1639 ;; Implied "no".
|
|
|
1640 (setq value "no")
|
|
|
1641 ;; Unquoted value.
|
|
|
1642 (setq value (match-string 0))
|
|
|
1643 (goto-char (match-end 0)))
|
|
|
1644 ;; Quoted value.
|
|
|
1645 (setq value (read (current-buffer)))))
|
|
|
1646 (push (cons name value) status)))
|
|
|
1647 status)))
|
|
|
1648
|
|
|
1649 (defun nnmail-encode-status (status)
|
|
|
1650 "Return a status string from STATUS."
|
|
|
1651 (mapconcat
|
|
|
1652 (lambda (elem)
|
|
|
1653 (concat
|
|
|
1654 (car elem) "="
|
|
|
1655 (if (string-match "[ \t]" (cdr elem))
|
|
|
1656 (prin1-to-string (cdr elem))
|
|
|
1657 (cdr elem))))
|
|
|
1658 status " "))
|
|
|
1659
|
|
|
1660 (defun nnmail-split-history ()
|
|
|
1661 "Generate an overview of where the last mail split put articles."
|
|
|
1662 (interactive)
|
|
|
1663 (unless nnmail-split-history
|
|
|
1664 (error "No current split history"))
|
|
|
1665 (with-output-to-temp-buffer "*nnmail split history*"
|
|
|
1666 (let ((history nnmail-split-history)
|
|
|
1667 elem)
|
|
|
1668 (while (setq elem (pop history))
|
|
|
1669 (princ (mapconcat (lambda (ga)
|
|
|
1670 (concat (car ga) ":" (int-to-string (cdr ga))))
|
|
|
1671 elem
|
|
|
1672 ", "))
|
|
|
1673 (princ "\n")))))
|
|
|
1674
|
|
|
1675 (defun nnmail-new-mail-p (group)
|
|
|
1676 "Say whether GROUP has new mail."
|
|
|
1677 (let ((his nnmail-split-history)
|
|
|
1678 found)
|
|
|
1679 (while his
|
|
|
1680 (when (assoc group (pop his))
|
|
|
1681 (setq found t
|
|
|
1682 his nil)))
|
|
|
1683 found))
|
|
24
|
1684
|
|
30
|
1685 (eval-and-compile
|
|
|
1686 (autoload 'pop3-movemail "pop3"))
|
|
|
1687
|
|
24
|
1688 (defun nnmail-pop3-movemail (inbox crashbox)
|
|
|
1689 "Function to move mail from INBOX on a pop3 server to file CRASHBOX."
|
|
|
1690 (let ((pop3-maildrop
|
|
|
1691 (substring inbox (match-end (string-match "^po:" inbox)))))
|
|
|
1692 (pop3-movemail crashbox)))
|
|
|
1693
|
|
0
|
1694 (run-hooks 'nnmail-load-hook)
|
|
30
|
1695
|
|
0
|
1696 (provide 'nnmail)
|
|
|
1697
|
|
|
1698 ;;; nnmail.el ends here
|
