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1 | <? |
2 | /** |
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3 | ** mailbox.php |
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4 | ** |
5 | ** This contains functions that request information about a mailbox. Including |
6 | ** reading and parsing headers, getting folder information, etc. |
7 | ** |
8 | **/ |
9 | |
10 | function selectMailbox($imapConnection, $mailbox, &$numberOfMessages) { |
11 | // select mailbox |
12 | fputs($imapConnection, "mailboxSelect SELECT \"$mailbox\"\n"); |
13 | $read = fgets($imapConnection, 1024); |
14 | while ((substr($read, 0, 16) != "mailboxSelect OK") && (substr($read, 0, 17) != "mailboxSelect BAD")) { |
15 | if (substr(Chop($read), -6) == "EXISTS") { |
16 | $array = explode(" ", $read); |
17 | $numberOfMessages = $array[1]; |
18 | } |
19 | $read = fgets($imapConnection, 1024); |
20 | } |
21 | } |
22 | |
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23 | /** This function sends a request to the IMAP server for headers, 50 at a time |
24 | ** until $end is reached. I originally had it do them all at one time, but found |
25 | ** it slightly faster to do it this way. |
26 | ** |
27 | ** Originally we had getMessageHeaders get the headers for one message at a time. |
28 | ** Doing it in bunches gave us a speed increase from 9 seconds (for a box of 800 |
29 | ** messages) to about 3.5 seconds. |
30 | **/ |
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31 | function getMessageHeaders($imapConnection, $start, $end, &$from, &$subject, &$date) { |
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32 | $rel_start = $start; |
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33 | if (($start > $end) || ($start < 1)) { |
34 | echo "Error in message header fetching. Start message: $start, End message: $end<BR>"; |
35 | exit; |
36 | } |
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37 | |
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38 | while ($rel_start <= $end) { |
39 | if ($end - $rel_start > 50) { |
40 | $rel_end = $rel_start + 50; |
41 | } else { |
42 | $rel_end = $end; |
43 | } |
44 | fputs($imapConnection, "messageFetch FETCH $rel_start:$rel_end RFC822.HEADER.LINES (From Subject Date)\n"); |
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45 | $read = fgets($imapConnection, 1024); |
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46 | |
47 | $from_num = $rel_start - 1; |
48 | $date_num = $rel_start - 1; |
49 | $subj_num = $rel_start - 1; |
50 | while ((substr($read, 0, 15) != "messageFetch OK") && (substr($read, 0, 16) != "messageFetch BAD")) { |
51 | if (substr($read, 0, 5) == "From:") { |
52 | $read = ereg_replace("<", "EMAILSTART--", $read); |
53 | $read = ereg_replace(">", "--EMAILEND", $read); |
54 | $from[$from_num] = substr($read, 5, strlen($read) - 6); |
55 | $from_num++; |
56 | } |
57 | else if (substr($read, 0, 5) == "Date:") { |
58 | $read = ereg_replace("<", "[", $read); |
59 | $read = ereg_replace(">", "]", $read); |
60 | $date[$date_num] = substr($read, 5, strlen($read) - 6); |
61 | $date_num++; |
62 | } |
63 | else if (substr($read, 0, 8) == "Subject:") { |
64 | $read = ereg_replace("<", "[", $read); |
65 | $read = ereg_replace(">", "]", $read); |
66 | $subject[$subj_num] = substr($read, 8, strlen($read) - 9); |
67 | $subj_num++; |
68 | } |
69 | $read = fgets($imapConnection, 1024); |
70 | } |
71 | $rel_start = $rel_start + 50; |
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72 | } |
73 | } |
74 | |
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75 | function setMessageFlag($imapConnection, $i, $q, $flag) { |
76 | fputs($imapConnection, "messageStore STORE $i:$q +FLAGS (\\$flag)\n"); |
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77 | } |
78 | |
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79 | /** This function gets the flags for message $j. It does only one message at a |
80 | ** time, rather than doing groups of messages (like getMessageHeaders does). |
81 | ** I found it one or two seconds quicker (on a box of 800 messages) to do it |
82 | ** individually. I'm not sure why it happens like that, but that's what my |
83 | ** testing found. Perhaps later I will be proven wrong and this will change. |
84 | **/ |
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85 | function getMessageFlags($imapConnection, $j, &$flags) { |
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86 | /** * 2 FETCH (FLAGS (\Answered \Seen)) */ |
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87 | fputs($imapConnection, "messageFetch FETCH $j:$j FLAGS\n"); |
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88 | $read = fgets($imapConnection, 1024); |
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89 | $count = 0; |
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90 | while ((substr($read, 0, 15) != "messageFetch OK") && (substr($read, 0, 16) != "messageFetch BAD")) { |
91 | if (strpos($read, "FLAGS")) { |
92 | $read = ereg_replace("\(", "", $read); |
93 | $read = ereg_replace("\)", "", $read); |
94 | $read = substr($read, strpos($read, "FLAGS")+6, strlen($read)); |
95 | $read = trim($read); |
96 | $flags = explode(" ", $read);; |
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97 | $s = 0; |
98 | while ($s < count($flags)) { |
99 | $flags[$s] = substr($flags[$s], 1, strlen($flags[$s])); |
100 | $s++; |
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101 | } |
102 | } else { |
103 | $flags[0] = "None"; |
104 | } |
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105 | $count++; |
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106 | $read = fgets($imapConnection, 1024); |
107 | } |
108 | } |
109 | |
110 | function getEmailAddr($sender) { |
111 | if (strpos($sender, "EMAILSTART--") == false) |
112 | return ""; |
113 | |
114 | $start = strpos($sender, "EMAILSTART--"); |
115 | $emailAddr = substr($sender, $start, strlen($sender)); |
116 | |
117 | return $emailAddr; |
118 | } |
119 | |
120 | function getSender($sender) { |
121 | if (strpos($sender, "EMAILSTART--") == false) |
122 | return ""; |
123 | |
124 | $first = substr($sender, 0, strpos($sender, "EMAILSTART--")); |
125 | $second = substr($sender, strpos($sender, "--EMAILEND") +10, strlen($sender)); |
126 | return "$first$second"; |
127 | } |
128 | |
129 | function getSenderName($sender) { |
130 | $name = getSender($sender); |
131 | $emailAddr = getEmailAddr($sender); |
132 | $emailStart = strpos($emailAddr, "EMAILSTART--"); |
133 | $emailEnd = strpos($emailAddr, "--EMAILEND") - 10; |
134 | |
135 | if (($emailAddr == "") && ($name == "")) { |
136 | $from = $sender; |
137 | } |
138 | else if ((strstr($name, "?") != false) || (strstr($name, "$") != false) || (strstr($name, "%") != false)){ |
139 | $emailAddr = ereg_replace("EMAILSTART--", "", $emailAddr); |
140 | $emailAddr = ereg_replace("--EMAILEND", "", $emailAddr); |
141 | $from = $emailAddr; |
142 | } |
143 | else if (strlen($name) > 0) { |
144 | $from = $name; |
145 | } |
146 | else if (strlen($emailAddr > 0)) { |
147 | $emailAddr = ereg_replace("EMAILSTART--", "", $emailAddr); |
148 | $emailAddr = ereg_replace("--EMAILEND", "", $emailAddr); |
149 | $from = $emailAddr; |
150 | } |
151 | |
152 | $from = trim($from); |
153 | |
154 | // strip out any quotes if they exist |
155 | if ((strlen($from) > 0) && ($from[0] == "\"") && ($from[strlen($from) - 1] == "\"")) |
156 | $from = substr($from, 1, strlen($from) - 2); |
157 | |
158 | return $from; |
159 | } |
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160 | |
161 | /** returns "true" if the copy was completed successfully. |
162 | ** returns "false" with an error message if unsuccessful. |
163 | **/ |
164 | function copyMessages($imapConnection, $from_id, $to_id, $folder) { |
165 | fputs($imapConnection, "mailboxStore COPY $from_id:$to_id \"$folder\"\n"); |
166 | $read = fgets($imapConnection, 1024); |
167 | while ((substr($read, 0, 15) != "mailboxStore OK") && (substr($read, 0, 15) != "mailboxStore NO")) { |
168 | $read = fgets($imapConnection, 1024); |
169 | } |
170 | |
171 | if (substr($read, 0, 15) == "mailboxStore NO") { |
172 | echo "ERROR... $read<BR>"; |
173 | return false; |
174 | } else if (substr($read, 0, 15) == "mailboxStore OK") { |
175 | return true; |
176 | } |
177 | |
178 | echo "UNKNOWN ERROR copying messages $from_id to $to_id to folder $folder.<BR>"; |
179 | return false; |
180 | } |
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181 | |
182 | /** expunges a mailbox **/ |
183 | function expungeBox($imapConnection, $mailbox) { |
184 | selectMailbox($imapConnection, $mailbox, $num); |
185 | fputs($imapConnection, "1 EXPUNGE\n"); |
186 | } |
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187 | |
188 | function getFolderNameMinusINBOX($mailbox) { |
189 | if (substr($mailbox, 0, 6) == "INBOX.") |
190 | $box = substr($mailbox, 6, strlen($mailbox)); |
191 | else |
192 | $box = $mailbox; |
193 | |
194 | return $box; |
195 | } |
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196 | ?> |