| 1 | <? |
| 2 | /** |
| 3 | ** mailbox.php |
| 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 | |
| 23 | /** This function sends a request to the IMAP server for headers, 50 at a time |
| 24 | ** until $end is reached. I originally had it do them all at one time, but found |
| 25 | ** it slightly faster to do it this way. |
| 26 | ** |
| 27 | ** Originally we had getMessageHeaders get the headers for one message at a time. |
| 28 | ** Doing it in bunches gave us a speed increase from 9 seconds (for a box of 800 |
| 29 | ** messages) to about 3.5 seconds. |
| 30 | **/ |
| 31 | function getMessageHeaders($imapConnection, $start, $end, &$from, &$subject, &$date) { |
| 32 | $rel_start = $start; |
| 33 | if (($start > $end) || ($start < 1)) { |
| 34 | echo "Error in message header fetching. Start message: $start, End message: $end<BR>"; |
| 35 | exit; |
| 36 | } |
| 37 | |
| 38 | while ($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"); |
| 45 | $read = fgets($imapConnection, 1024); |
| 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 = $rel_start + 50; |
| 72 | } |
| 73 | } |
| 74 | |
| 75 | function setMessageFlag($imapConnection, $i, $q, $flag) { |
| 76 | fputs($imapConnection, "messageStore STORE $i:$q +FLAGS (\\$flag)\n"); |
| 77 | } |
| 78 | |
| 79 | /** This function gets the flags for message $j. It does only one message at a |
| 80 | ** time, rather than doing groups of messages (like getMessageHeaders does). |
| 81 | ** I found it one or two seconds quicker (on a box of 800 messages) to do it |
| 82 | ** individually. I'm not sure why it happens like that, but that's what my |
| 83 | ** testing found. Perhaps later I will be proven wrong and this will change. |
| 84 | **/ |
| 85 | function getMessageFlags($imapConnection, $j, &$flags) { |
| 86 | /** * 2 FETCH (FLAGS (\Answered \Seen)) */ |
| 87 | fputs($imapConnection, "messageFetch FETCH $j:$j FLAGS\n"); |
| 88 | $read = fgets($imapConnection, 1024); |
| 89 | $count = 0; |
| 90 | while ((substr($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);; |
| 97 | $s = 0; |
| 98 | while ($s < count($flags)) { |
| 99 | $flags[$s] = substr($flags[$s], 1, strlen($flags[$s])); |
| 100 | $s++; |
| 101 | } |
| 102 | } else { |
| 103 | $flags[0] = "None"; |
| 104 | } |
| 105 | $count++; |
| 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 $from; |
| 159 | } |
| 160 | |
| 161 | /** returns "true" if the copy was completed successfully. |
| 162 | ** returns "false" with an error message if unsuccessful. |
| 163 | **/ |
| 164 | function copyMessages($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 $folder.<BR>"; |
| 179 | return false; |
| 180 | } |
| 181 | |
| 182 | /** expunges a mailbox **/ |
| 183 | function expungeBox($imapConnection, $mailbox) { |
| 184 | selectMailbox($imapConnection, $mailbox, $num); |
| 185 | fputs($imapConnection, "1 EXPUNGE\n"); |
| 186 | } |
| 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 | } |
| 196 | ?> |