| 1 | <?php |
| 2 | /** |
| 3 | ** imap_messages.php |
| 4 | ** |
| 5 | ** This implements functions that manipulate messages |
| 6 | ** |
| 7 | ** $Id$ |
| 8 | **/ |
| 9 | |
| 10 | if (!isset($mime_php)) include "../functions/mime.php"; |
| 11 | |
| 12 | /****************************************************************************** |
| 13 | ** Copies specified messages to specified folder |
| 14 | ******************************************************************************/ |
| 15 | function sqimap_messages_copy ($imap_stream, $start, $end, $mailbox) { |
| 16 | fputs ($imap_stream, "a001 COPY $start:$end \"$mailbox\"\r\n"); |
| 17 | $read = sqimap_read_data ($imap_stream, "a001", true, $response, $message); |
| 18 | } |
| 19 | |
| 20 | /****************************************************************************** |
| 21 | ** Deletes specified messages and moves them to trash if possible |
| 22 | ******************************************************************************/ |
| 23 | function sqimap_messages_delete ($imap_stream, $start, $end, $mailbox) { |
| 24 | global $move_to_trash, $trash_folder, $auto_expunge; |
| 25 | |
| 26 | if (($move_to_trash == true) && (sqimap_mailbox_exists($imap_stream, $trash_folder) && ($mailbox != $trash_folder))) { |
| 27 | sqimap_messages_copy ($imap_stream, $start, $end, $trash_folder); |
| 28 | sqimap_messages_flag ($imap_stream, $start, $end, "Deleted"); |
| 29 | } else { |
| 30 | sqimap_messages_flag ($imap_stream, $start, $end, "Deleted"); |
| 31 | } |
| 32 | } |
| 33 | |
| 34 | /****************************************************************************** |
| 35 | ** Sets the specified messages with specified flag |
| 36 | ******************************************************************************/ |
| 37 | function sqimap_messages_flag ($imap_stream, $start, $end, $flag) { |
| 38 | fputs ($imap_stream, "a001 STORE $start:$end +FLAGS (\\$flag)\r\n"); |
| 39 | $read = sqimap_read_data ($imap_stream, "a001", true, $response, $message); |
| 40 | } |
| 41 | |
| 42 | |
| 43 | /****************************************************************************** |
| 44 | ** Remove specified flag from specified messages |
| 45 | ******************************************************************************/ |
| 46 | function sqimap_messages_remove_flag ($imap_stream, $start, $end, $flag) { |
| 47 | fputs ($imap_stream, "a001 STORE $start:$end -FLAGS (\\$flag)\r\n"); |
| 48 | $read = sqimap_read_data ($imap_stream, "a001", true, $response, $message); |
| 49 | } |
| 50 | |
| 51 | |
| 52 | /****************************************************************************** |
| 53 | ** Returns some general header information -- FROM, DATE, and SUBJECT |
| 54 | ******************************************************************************/ |
| 55 | class small_header { |
| 56 | var $from = '', $subject = '', $date = '', $to = '', |
| 57 | $priority = 0, $message_id = 0, $cc = ''; |
| 58 | } |
| 59 | |
| 60 | function sqimap_get_small_header ($imap_stream, $id, $sent) { |
| 61 | |
| 62 | fputs ($imap_stream, "a001 FETCH $id BODY.PEEK[HEADER.FIELDS (Date To From Cc Subject Message-Id X-Priority Content-Type)]\r\n"); |
| 63 | $read = sqimap_read_data ($imap_stream, "a001", true, $response, $message); |
| 64 | |
| 65 | $subject = _("(no subject)"); |
| 66 | $from = _("Unknown Sender"); |
| 67 | $priority = "0"; |
| 68 | $messageid = "<>"; |
| 69 | $cc = ""; |
| 70 | $to = ""; |
| 71 | $date = ""; |
| 72 | $type[0] = ""; |
| 73 | $type[1] = ""; |
| 74 | |
| 75 | $g = 0; |
| 76 | for ($i = 0; $i < count($read); $i++) { |
| 77 | if (eregi ("^to:(.*)$", $read[$i], $regs)) { |
| 78 | //$to = sqimap_find_displayable_name(substr($read[$i], 3)); |
| 79 | $to = $regs[1]; |
| 80 | } else if (eregi ("^from:(.*)$", $read[$i], $regs)) { |
| 81 | //$from = sqimap_find_displayable_name(substr($read[$i], 5)); |
| 82 | $from = $regs[1]; |
| 83 | } else if (eregi ("^x-priority:(.*)$", $read[$i], $regs)) { |
| 84 | $priority = trim($regs[1]); |
| 85 | } else if (eregi ("^message-id:(.*)$", $read[$i], $regs)) { |
| 86 | $messageid = trim($regs[1]); |
| 87 | } else if (eregi ("^cc:(.*)$", $read[$i], $regs)) { |
| 88 | $cc = $regs[1]; |
| 89 | } else if (eregi ("^date:(.*)$", $read[$i], $regs)) { |
| 90 | $date = $regs[1]; |
| 91 | } else if (eregi ("^subject:(.*)$", $read[$i], $regs)) { |
| 92 | $subject = htmlspecialchars(trim($regs[1])); |
| 93 | if ($subject == "") |
| 94 | $subject = _("(no subject)"); |
| 95 | } else if (eregi ("^content-type:(.*)$", $read[$i], $regs)) { |
| 96 | $type = strtolower(trim($regs[1])); |
| 97 | if ($pos = strpos($type, ";")) |
| 98 | $type = substr($type, 0, $pos); |
| 99 | $type = explode("/", $type); |
| 100 | } |
| 101 | |
| 102 | } |
| 103 | |
| 104 | // If there isn't a date, it takes the internal date and uses |
| 105 | // that as the normal date. |
| 106 | if (trim($date) == "") { |
| 107 | fputs ($imap_stream, "a002 FETCH $id INTERNALDATE\r\n"); |
| 108 | $internal_read = sqimap_read_data ($imap_stream, "a002", true, $r, $m); |
| 109 | |
| 110 | // * 22 FETCH (INTERNALDATE " 8-Sep-2000 13:17:07 -0500") |
| 111 | $date = $internal_read[0]; |
| 112 | $date = eregi_replace(".*internaldate \"", "", $date); |
| 113 | $date = eregi_replace("\".*", "", $date); |
| 114 | $date_ary = explode(" ", trim($date)); |
| 115 | $date_ary[0] = str_replace("-", " ", $date_ary[0]); |
| 116 | $date = implode (" ", $date_ary); |
| 117 | } |
| 118 | |
| 119 | fputs ($imap_stream, "a003 FETCH $id RFC822.SIZE\r\n"); |
| 120 | $read = sqimap_read_data($imap_stream, "a003", true, $r, $m); |
| 121 | preg_match("/([0-9]+)\)\s*$/i", $read[0], $regs); |
| 122 | $size = $regs[1]; |
| 123 | |
| 124 | $header = new small_header; |
| 125 | if ($sent == true) |
| 126 | $header->from = (trim($to) != '')? $to : _("(only Cc/Bcc)"); |
| 127 | else |
| 128 | $header->from = $from; |
| 129 | |
| 130 | $header->date = $date; |
| 131 | $header->subject = $subject; |
| 132 | $header->to = $to; |
| 133 | $header->priority = $priority; |
| 134 | $header->message_id = $messageid; |
| 135 | $header->cc = $cc; |
| 136 | $header->size = $size; |
| 137 | $header->type0 = $type[0]; |
| 138 | $header->type1 = $type[1]; |
| 139 | |
| 140 | return $header; |
| 141 | } |
| 142 | |
| 143 | /****************************************************************************** |
| 144 | ** Returns the flags for the specified messages |
| 145 | ******************************************************************************/ |
| 146 | function sqimap_get_flags ($imap_stream, $i) { |
| 147 | fputs ($imap_stream, "a001 FETCH $i:$i FLAGS\r\n"); |
| 148 | $read = sqimap_read_data ($imap_stream, "a001", true, $response, $message); |
| 149 | if (ereg("FLAGS(.*)", $read[0], $regs)) |
| 150 | return explode(" ", trim(ereg_replace('[\(\)\\]', '', $regs[1]))); |
| 151 | return Array('None'); |
| 152 | } |
| 153 | |
| 154 | /****************************************************************************** |
| 155 | ** Returns a message array with all the information about a message. See |
| 156 | ** the documentation folder for more information about this array. |
| 157 | ******************************************************************************/ |
| 158 | function sqimap_get_message ($imap_stream, $id, $mailbox) { |
| 159 | $header = sqimap_get_message_header($imap_stream, $id, $mailbox); |
| 160 | return sqimap_get_message_body($imap_stream, $header); |
| 161 | } |
| 162 | |
| 163 | /****************************************************************************** |
| 164 | ** Wrapper function that reformats the header information. |
| 165 | ******************************************************************************/ |
| 166 | function sqimap_get_message_header ($imap_stream, $id, $mailbox) { |
| 167 | fputs ($imap_stream, "a001 FETCH $id:$id BODY[HEADER]\r\n"); |
| 168 | $read = sqimap_read_data ($imap_stream, "a001", true, $response, $message); |
| 169 | |
| 170 | $header = sqimap_get_header($imap_stream, $read); |
| 171 | $header->id = $id; |
| 172 | $header->mailbox = $mailbox; |
| 173 | |
| 174 | return $header; |
| 175 | } |
| 176 | |
| 177 | /****************************************************************************** |
| 178 | ** Wrapper function that returns entity headers for use by decodeMime |
| 179 | ******************************************************************************/ |
| 180 | /* |
| 181 | function sqimap_get_entity_header ($imap_stream, &$read, &$type0, &$type1, &$bound, &$encoding, &$charset, &$filename) { |
| 182 | $header = sqimap_get_header($imap_stream, $read); |
| 183 | $type0 = $header["TYPE0"]; |
| 184 | $type1 = $header["TYPE1"]; |
| 185 | $bound = $header["BOUNDARY"]; |
| 186 | $encoding = $header["ENCODING"]; |
| 187 | $charset = $header["CHARSET"]; |
| 188 | $filename = $header["FILENAME"]; |
| 189 | } |
| 190 | */ |
| 191 | |
| 192 | /****************************************************************************** |
| 193 | ** Queries the IMAP server and gets all header information. |
| 194 | ******************************************************************************/ |
| 195 | function sqimap_get_header ($imap_stream, $read) { |
| 196 | global $where, $what; |
| 197 | |
| 198 | $hdr = new msg_header(); |
| 199 | $i = 0; |
| 200 | // Set up some defaults |
| 201 | $hdr->type0 = "text"; |
| 202 | $hdr->type1 = "plain"; |
| 203 | $hdr->charset = "us-ascii"; |
| 204 | |
| 205 | preg_match("/\{([0-9]+)\}/", $read[$i], $regs); |
| 206 | preg_match("/[0-9]+/", $regs[0], $regs); |
| 207 | |
| 208 | while ($i < count($read)) { |
| 209 | if (substr($read[$i], 0, 17) == "MIME-Version: 1.0") { |
| 210 | $hdr->mime = true; |
| 211 | $i++; |
| 212 | } |
| 213 | |
| 214 | /** ENCODING TYPE **/ |
| 215 | else if (substr(strtolower($read[$i]), 0, 26) == "content-transfer-encoding:") { |
| 216 | $hdr->encoding = strtolower(trim(substr($read[$i], 26))); |
| 217 | $i++; |
| 218 | } |
| 219 | |
| 220 | /** CONTENT-TYPE **/ |
| 221 | else if (strtolower(substr($read[$i], 0, 13)) == "content-type:") { |
| 222 | $cont = strtolower(trim(substr($read[$i], 13))); |
| 223 | if (strpos($cont, ";")) |
| 224 | $cont = substr($cont, 0, strpos($cont, ";")); |
| 225 | |
| 226 | |
| 227 | if (strpos($cont, "/")) { |
| 228 | $hdr->type0 = substr($cont, 0, strpos($cont, "/")); |
| 229 | $hdr->type1 = substr($cont, strpos($cont, "/")+1); |
| 230 | } else { |
| 231 | $hdr->type0 = $cont; |
| 232 | } |
| 233 | |
| 234 | |
| 235 | $line = $read[$i]; |
| 236 | $i++; |
| 237 | while ( (substr(substr($read[$i], 0, strpos($read[$i], " ")), -1) != ":") && (trim($read[$i]) != "") && (trim($read[$i]) != ")")) { |
| 238 | str_replace("\n", "", $line); |
| 239 | str_replace("\n", "", $read[$i]); |
| 240 | $line = "$line $read[$i]"; |
| 241 | $i++; |
| 242 | } |
| 243 | |
| 244 | /** Detect the boundary of a multipart message **/ |
| 245 | if (eregi("boundary=\"([^\"]+)\"", $line, $regs)) { |
| 246 | $hdr->boundary = $regs[1]; |
| 247 | } |
| 248 | |
| 249 | /** Detect the charset **/ |
| 250 | if (strpos(strtolower(trim($line)), "charset=")) { |
| 251 | $pos = strpos($line, "charset=") + 8; |
| 252 | $charset = trim($line); |
| 253 | if (strpos($line, ";", $pos) > 0) { |
| 254 | $charset = substr($charset, $pos, strpos($line, ";", $pos)-$pos); |
| 255 | } else { |
| 256 | $charset = substr($charset, $pos); |
| 257 | } |
| 258 | $charset = str_replace("\"", "", $charset); |
| 259 | $hdr->charset = $charset; |
| 260 | } else { |
| 261 | $hdr->charset = "us-ascii"; |
| 262 | } |
| 263 | |
| 264 | } |
| 265 | |
| 266 | else if (strtolower(substr($read[$i], 0, 20)) == "content-disposition:") { |
| 267 | /** Add better dontent-disposition support **/ |
| 268 | |
| 269 | $line = $read[$i]; |
| 270 | $i++; |
| 271 | while ( (substr(substr($read[$i], 0, strpos($read[$i], " ")), -1) != ":") && (trim($read[$i]) != "") && (trim($read[$i]) != ")")) { |
| 272 | str_replace("\n", "", $line); |
| 273 | str_replace("\n", "", $read[$i]); |
| 274 | $line = "$line $read[$i]"; |
| 275 | $i++; |
| 276 | } |
| 277 | |
| 278 | /** Detects filename if any **/ |
| 279 | if (strpos(strtolower(trim($line)), "filename=")) { |
| 280 | $pos = strpos($line, "filename=") + 9; |
| 281 | $name = trim($line); |
| 282 | if (strpos($line, " ", $pos) > 0) { |
| 283 | $name = substr($name, $pos, strpos($line, " ", $pos)); |
| 284 | } else { |
| 285 | $name = substr($name, $pos); |
| 286 | } |
| 287 | $name = str_replace("\"", "", $name); |
| 288 | $hdr->filename = $name; |
| 289 | } |
| 290 | } |
| 291 | |
| 292 | /** REPLY-TO **/ |
| 293 | else if (strtolower(substr($read[$i], 0, 9)) == "reply-to:") { |
| 294 | $hdr->replyto = trim(substr($read[$i], 9, strlen($read[$i]))); |
| 295 | $i++; |
| 296 | } |
| 297 | |
| 298 | /** FROM **/ |
| 299 | else if (strtolower(substr($read[$i], 0, 5)) == "from:") { |
| 300 | $hdr->from = trim(substr($read[$i], 5, strlen($read[$i]) - 6)); |
| 301 | if (! isset($hdr->replyto) || $hdr->replyto == "") |
| 302 | $hdr->replyto = $hdr->from; |
| 303 | $i++; |
| 304 | } |
| 305 | /** DATE **/ |
| 306 | else if (strtolower(substr($read[$i], 0, 5)) == "date:") { |
| 307 | $d = substr($read[$i], 5); |
| 308 | $d = trim($d); |
| 309 | $d = ereg_replace(" ", " ", $d); |
| 310 | $d = explode(" ", $d); |
| 311 | $hdr->date = getTimeStamp($d); |
| 312 | $i++; |
| 313 | } |
| 314 | /** SUBJECT **/ |
| 315 | else if (strtolower(substr($read[$i], 0, 8)) == "subject:") { |
| 316 | $hdr->subject = trim(substr($read[$i], 8, strlen($read[$i]) - 9)); |
| 317 | if (strlen(Chop($hdr->subject)) == 0) |
| 318 | $hdr->subject = _("(no subject)"); |
| 319 | |
| 320 | if ($where == "SUBJECT") { |
| 321 | $hdr->subject = eregi_replace($what, "<b>\\0</b>", $hdr->subject); |
| 322 | } |
| 323 | $i++; |
| 324 | } |
| 325 | /** CC **/ |
| 326 | else if (strtolower(substr($read[$i], 0, 3)) == "cc:") { |
| 327 | $pos = 0; |
| 328 | $hdr->cc[$pos] = trim(substr($read[$i], 4)); |
| 329 | $i++; |
| 330 | while (((substr($read[$i], 0, 1) == " ") || (substr($read[$i], 0, 1) == "\t")) && (trim($read[$i]) != "")){ |
| 331 | $pos++; |
| 332 | $hdr->cc[$pos] = trim($read[$i]); |
| 333 | $i++; |
| 334 | } |
| 335 | } |
| 336 | /** TO **/ |
| 337 | else if (strtolower(substr($read[$i], 0, 3)) == "to:") { |
| 338 | $pos = 0; |
| 339 | $hdr->to[$pos] = trim(substr($read[$i], 4)); |
| 340 | $i++; |
| 341 | while (((substr($read[$i], 0, 1) == " ") || (substr($read[$i], 0, 1) == "\t")) && (trim($read[$i]) != "")){ |
| 342 | $pos++; |
| 343 | $hdr->to[$pos] = trim($read[$i]); |
| 344 | $i++; |
| 345 | } |
| 346 | } |
| 347 | /** MESSAGE ID **/ |
| 348 | else if (strtolower(substr($read[$i], 0, 11)) == "message-id:") { |
| 349 | $hdr->message_id = trim(substr($read[$i], 11)); |
| 350 | $i++; |
| 351 | } |
| 352 | |
| 353 | |
| 354 | /** ERROR CORRECTION **/ |
| 355 | else if (substr($read[$i], 0, 1) == ")") { |
| 356 | if (strlen(trim($hdr->subject)) == 0) |
| 357 | $hdr->subject = _("(no subject)"); |
| 358 | |
| 359 | if (strlen(trim($hdr->from)) == 0) |
| 360 | $hdr->from = _("(unknown sender)"); |
| 361 | |
| 362 | if (strlen(trim($hdr->date)) == 0) |
| 363 | $hdr->date = time(); |
| 364 | $i++; |
| 365 | } |
| 366 | else { |
| 367 | $i++; |
| 368 | } |
| 369 | } |
| 370 | return $hdr; |
| 371 | } |
| 372 | |
| 373 | |
| 374 | /****************************************************************************** |
| 375 | ** Returns the body of a message. |
| 376 | ******************************************************************************/ |
| 377 | function sqimap_get_message_body ($imap_stream, &$header) { |
| 378 | $id = $header->id; |
| 379 | return decodeMime($imap_stream, $header); |
| 380 | } |
| 381 | |
| 382 | |
| 383 | /****************************************************************************** |
| 384 | ** Returns an array with the body structure |
| 385 | ******************************************************************************/ |
| 386 | ?> |