59177427 |
1 | <?php |
052e0c26 |
2 | /** |
3 | ** imap.php |
4 | ** |
5 | ** This implements all functions that do general imap functions. |
6 | **/ |
7 | |
8 | /****************************************************************************** |
9 | ** Reads the output from the IMAP stream. If handle_errors is set to true, |
10 | ** this will also handle all errors that are received. If it is not set, |
11 | ** the errors will be sent back through $response and $message |
12 | ******************************************************************************/ |
13 | function sqimap_read_data ($imap_stream, $pre, $handle_errors, $response, $message) { |
441f2d33 |
14 | global $color, $squirrelmail_language; |
052e0c26 |
15 | |
a3432f47 |
16 | //$imap_general_debug = true; |
17 | $imap_general_debug = false; |
18 | |
052e0c26 |
19 | $read = fgets ($imap_stream, 1024); |
a3432f47 |
20 | if ($imap_general_debug) echo "<small><tt><font color=cc0000>$read</font></tt></small><br>"; |
052e0c26 |
21 | $counter = 0; |
441f2d33 |
22 | while (! ereg("^$pre (OK|BAD|NO)(.*)$", $read, $regs)) { |
052e0c26 |
23 | $data[$counter] = $read; |
24 | $read = fgets ($imap_stream, 1024); |
a3432f47 |
25 | if ($imap_general_debug) echo "<small><tt><font color=cc0000>$read</font></tt></small><br>"; |
052e0c26 |
26 | $counter++; |
27 | } |
a3432f47 |
28 | if ($imap_general_debug) echo "--<br>"; |
052e0c26 |
29 | |
30 | if ($handle_errors == true) { |
441f2d33 |
31 | if ($regs[1] == "NO") { |
32 | set_up_language($squirrelmail_language); |
04632dbc |
33 | echo "<br><b><font color=$color[2]>\n"; |
052e0c26 |
34 | echo _("ERROR : Could not complete request."); |
04632dbc |
35 | echo "</b><br>\n"; |
052e0c26 |
36 | echo _("Reason Given: "); |
441f2d33 |
37 | echo trim($regs[2]) . "</font><br>\n"; |
052e0c26 |
38 | exit; |
441f2d33 |
39 | } else if ($regs[1] == "BAD") { |
40 | set_up_language($squirrelmail_language); |
04632dbc |
41 | echo "<br><b><font color=$color[2]>\n"; |
052e0c26 |
42 | echo _("ERROR : Bad or malformed request."); |
04632dbc |
43 | echo "</b><br>\n"; |
052e0c26 |
44 | echo _("Server responded: "); |
441f2d33 |
45 | echo trim($regs[2]) . "</font><br>\n"; |
052e0c26 |
46 | exit; |
47 | } |
48 | } |
49 | |
50 | return $data; |
51 | } |
52 | |
53 | |
54 | |
55 | |
56 | /****************************************************************************** |
57 | ** Logs the user into the imap server. If $hide is set, no error messages |
58 | ** will be displayed. This function returns the imap connection handle. |
59 | ******************************************************************************/ |
60 | function sqimap_login ($username, $password, $imap_server_address, $imap_port, $hide) { |
52eefafc |
61 | global $color, $squirrelmail_language, $HTTP_ACCEPT_LANGUAGE, $onetimepad; |
1b187352 |
62 | |
052e0c26 |
63 | $imap_stream = fsockopen ($imap_server_address, $imap_port, &$error_number, &$error_string); |
64 | $server_info = fgets ($imap_stream, 1024); |
65 | |
52eefafc |
66 | // Decrypt the password |
67 | $password = OneTimePadDecrypt($password, $onetimepad); |
68 | |
052e0c26 |
69 | /** Do some error correction **/ |
70 | if (!$imap_stream) { |
71 | if (!$hide) { |
441f2d33 |
72 | set_up_language($squirrelmail_language, true); |
1b187352 |
73 | printf (_("Error connecting to IMAP server: %s.")."<br>\r\n", $imap_server_address); |
052e0c26 |
74 | echo "$error_number : $error_string<br>\r\n"; |
75 | } |
76 | exit; |
77 | } |
78 | |
79 | fputs ($imap_stream, "a001 LOGIN \"$username\" \"$password\"\r\n"); |
80 | $read = fgets ($imap_stream, 1024); |
81 | |
82 | /** If the connection was not successful, lets see why **/ |
83 | if (substr($read, 0, 7) != "a001 OK") { |
84 | if (!$hide) { |
85 | if (substr($read, 0, 8) == "a001 BAD") { |
441f2d33 |
86 | set_up_language($squirrelmail_language, true); |
1b187352 |
87 | printf (_("Bad request: %s")."<br>\r\n", $read); |
052e0c26 |
88 | exit; |
89 | } else if (substr($read, 0, 7) == "a001 NO") { |
1b187352 |
90 | // If the user does not log in with the correct |
91 | // username and password it is not possible to get the |
92 | // correct locale from the user's preferences. |
93 | // Therefore, apply the same hack as on the login |
94 | // screen. |
95 | |
96 | // $squirrelmail_language is set by a cookie when |
97 | // the user selects language and logs out |
98 | |
441f2d33 |
99 | set_up_language($squirrelmail_language, true); |
1b187352 |
100 | |
052e0c26 |
101 | ?> |
102 | <html> |
103 | <body bgcolor=ffffff> |
104 | <br> |
105 | <center> |
106 | <table width=70% noborder bgcolor=ffffff align=center> |
107 | <tr> |
108 | <td bgcolor=dcdcdc> |
109 | <font color=cc0000> |
110 | <center> |
59177427 |
111 | <?php echo _("ERROR") ?> |
052e0c26 |
112 | </center> |
113 | </font> |
114 | </td> |
115 | </tr> |
116 | <tr> |
117 | <td> |
118 | <center> |
59177427 |
119 | <?php echo _("Unknown user or password incorrect.") ?><br> |
5630c7ec |
120 | <a href="login.php" target="_top"><?php echo _("Click here to try again") ?></a> |
052e0c26 |
121 | </center> |
122 | </td> |
123 | </tr> |
124 | </table> |
125 | </center> |
126 | </body> |
127 | </html> |
59177427 |
128 | <?php |
052e0c26 |
129 | session_destroy(); |
130 | exit; |
131 | } else { |
441f2d33 |
132 | set_up_language($squirrelmail_language, true); |
1b187352 |
133 | printf (_("Unknown error: %s")."<br>", $read); |
052e0c26 |
134 | exit; |
135 | } |
136 | } else { |
137 | exit; |
138 | } |
139 | } |
140 | |
141 | return $imap_stream; |
142 | } |
143 | |
144 | |
145 | |
146 | |
147 | /****************************************************************************** |
148 | ** Simply logs out the imap session |
149 | ******************************************************************************/ |
150 | function sqimap_logout ($imap_stream) { |
151 | fputs ($imap_stream, "a001 LOGOUT\r\n"); |
152 | } |
153 | |
154 | |
155 | |
156 | /****************************************************************************** |
157 | ** Returns the delimeter between mailboxes: INBOX/Test, or INBOX.Test... |
158 | ******************************************************************************/ |
159 | function sqimap_get_delimiter ($imap_stream) { |
441f2d33 |
160 | fputs ($imap_stream, "a001 NAMESPACE\r\n"); |
161 | $read = sqimap_read_data($imap_stream, "a001", true, $a, $b); |
162 | eregi("\"\" \"(.)\"", $read[0], $regs); |
163 | return $regs[1]; |
052e0c26 |
164 | } |
165 | |
166 | |
167 | |
168 | |
169 | /****************************************************************************** |
170 | ** Gets the number of messages in the current mailbox. |
171 | ******************************************************************************/ |
172 | function sqimap_get_num_messages ($imap_stream, $mailbox) { |
173 | fputs ($imap_stream, "a001 EXAMINE \"$mailbox\"\r\n"); |
174 | $read_ary = sqimap_read_data ($imap_stream, "a001", true, $result, $message); |
175 | for ($i = 0; $i < count($read_ary); $i++) { |
441f2d33 |
176 | if (ereg("[^ ]+ +([^ ]+) +EXISTS", $read_ary[$i], $regs)) { |
177 | return $regs[1]; |
052e0c26 |
178 | } |
179 | } |
441f2d33 |
180 | return "BUG! Couldn't get number of messages in $mailbox!"; |
052e0c26 |
181 | } |
182 | |
183 | |
184 | /****************************************************************************** |
185 | ** Returns a displayable email address |
186 | ******************************************************************************/ |
187 | function sqimap_find_email ($string) { |
188 | /** Luke Ehresman <lehresma@css.tayloru.edu> |
189 | ** <lehresma@css.tayloru.edu> |
190 | ** lehresma@css.tayloru.edu |
191 | **/ |
192 | |
441f2d33 |
193 | if (ereg("<([^>]+)>", $string, $regs)) { |
194 | $string = $regs[1]; |
052e0c26 |
195 | } |
196 | return trim($string); |
197 | } |
198 | |
199 | |
200 | /****************************************************************************** |
201 | ** Takes the From: field, and creates a displayable name. |
202 | ** Luke Ehresman <lkehresman@yahoo.com> |
203 | ** becomes: Luke Ehresman |
204 | ** <lkehresman@yahoo.com> |
205 | ** becomes: lkehresman@yahoo.com |
206 | ******************************************************************************/ |
207 | function sqimap_find_displayable_name ($string) { |
441f2d33 |
208 | ereg("^\"?([^\"<]*)[\" <]*([^>]+)>?$", trim($string), $regs); |
209 | if ($regs[1] == '') |
210 | return $regs[2]; |
211 | return $regs[1]; |
052e0c26 |
212 | } |
213 | |
214 | |
052e0c26 |
215 | /****************************************************************************** |
216 | ** Returns the number of unseen messages in this folder |
217 | ******************************************************************************/ |
c5eb2c03 |
218 | function sqimap_unseen_messages ($imap_stream, &$num_unseen, $mailbox) { |
219 | //fputs ($imap_stream, "a001 SEARCH UNSEEN NOT DELETED\r\n"); |
220 | fputs ($imap_stream, "a001 STATUS \"$mailbox\" (UNSEEN)\r\n"); |
052e0c26 |
221 | $read_ary = sqimap_read_data ($imap_stream, "a001", true, $result, $message); |
441f2d33 |
222 | ereg("UNSEEN ([0-9]+)", $read_ary[0], $regs); |
223 | return $regs[1]; |
052e0c26 |
224 | } |
225 | |
226 | |
227 | /****************************************************************************** |
228 | ** Saves a message to a given folder -- used for saving sent messages |
229 | ******************************************************************************/ |
230 | function sqimap_append ($imap_stream, $sent_folder, $length) { |
231 | fputs ($imap_stream, "a001 APPEND \"$sent_folder\" (\\Seen) \{$length}\r\n"); |
232 | $tmp = fgets ($imap_stream, 1024); |
233 | } |
234 | |
235 | function sqimap_append_done ($imap_stream) { |
236 | fputs ($imap_stream, "\r\n"); |
237 | $tmp = fgets ($imap_stream, 1024); |
238 | } |
239 | ?> |