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1 | <?php |
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2 | |
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3 | /** |
4 | * Message Details plugin - bottom frame with message structure and rfc822 body |
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5 | * |
6 | * Plugin to view the RFC822 raw message output and the bodystructure of a message |
7 | * |
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8 | * @author Marc Groot Koerkamp |
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9 | * @copyright © 2002 Marc Groot Koerkamp, The Netherlands |
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10 | * @copyright © 2002-2006 The SquirrelMail Project Team |
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11 | * @license http://opensource.org/licenses/gpl-license.php GNU Public License |
12 | * @version $Id$ |
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13 | * @package plugins |
14 | * @subpackage message_details |
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15 | */ |
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16 | |
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17 | /** |
18 | * Include the SquirrelMail initialization file. |
19 | */ |
20 | require('../../include/init.php'); |
21 | require(SM_PATH . 'functions/imap_general.php'); |
22 | require(SM_PATH . 'functions/imap_messages.php'); |
23 | require(SM_PATH . 'functions/mime.php'); |
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24 | |
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25 | sqgetGlobalVar('get_message_details', $md_action, SQ_GET); |
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26 | |
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27 | /** |
28 | * Controls display of 8bit symbols in message source |
29 | * @global boolean $msgd_8bit_in_hex; |
30 | */ |
31 | global $msgd_8bit_in_hex; |
32 | $msgd_8bit_in_hex=false; |
33 | |
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34 | if (!empty($md_action)) |
35 | { |
36 | sqgetGlobalVar('passed_id', $passed_id, SQ_GET); |
37 | sqgetGlobalVar('mailbox', $mailbox, SQ_GET); |
38 | echo get_message_details($mailbox, $passed_id); |
39 | } |
40 | |
41 | |
42 | // ---------- function definitions ---------- |
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43 | |
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44 | /** |
45 | * Converts 8bit string to hex |
46 | * |
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47 | * Replaces 8bit symbols with their hex strings, |
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48 | * encloses them in curly brackets and uses different color. |
49 | * @param string $string text |
50 | * @return string |
51 | * @since 1.5.1 |
52 | */ |
53 | function msgd_convert_to_hex($string) { |
54 | global $color; |
55 | return preg_replace("/([\200-\377])/e","'<font color=\"$color[2]\">{'.dechex(ord('\\1')).'}</font>'",$string); |
56 | } |
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57 | |
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58 | /** |
59 | * Calculates id of MIME entity |
60 | * @param string $entString |
61 | * @param integer $direction |
62 | * @return string |
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63 | * @access private |
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64 | */ |
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65 | function CalcEntity($entString, $direction) { |
66 | $result = $entString; |
67 | if ($direction == -1) { |
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68 | $pos = strrpos($entString,'.'); |
69 | $result = substr($entString,0,$pos); |
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70 | } |
71 | |
72 | switch ($direction) { |
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73 | case 0: |
74 | $pos = strrpos($entString,'.'); |
75 | if ($pos === false) { |
76 | $entString++; |
77 | $result= $entString; |
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78 | } |
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79 | else { |
80 | $level = substr($entString,0,$pos); |
81 | $sublevel = substr($entString,$pos+1); |
82 | $sublevel++; |
83 | $result = "$level".'.'."$sublevel"; |
84 | } |
85 | break; |
86 | case 1: |
87 | $result = "$entString".".0"; |
88 | break; |
89 | default: |
90 | break; |
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91 | } |
92 | return ($result); |
93 | } |
94 | |
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95 | |
96 | |
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97 | /** |
98 | * Returns time in microseconds between selected and current timestamp |
99 | * |
100 | * @param array $start see details about array format at http://www.php.net/gettimeofday |
101 | * @return integer time in microseconds |
102 | * @access private |
103 | */ |
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104 | function returnTime($start) { |
105 | $stop = gettimeofday(); |
106 | $timepassed = 1000000 * ($stop['sec'] - $start['sec']) + $stop['usec'] - $start['usec']; |
107 | return $timepassed; |
108 | } |
109 | |
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110 | |
111 | |
112 | /** |
113 | * Returns actual message details |
114 | * @param string $mailbox |
115 | * @param string $passed_id |
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116 | * @param boolean $stripHTML If TRUE, only plain text is returned, |
117 | * default is FALSE, wherein output contains |
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118 | * pretty-HTMLification of message body |
119 | * @return string The formatted message details |
120 | * @access public |
121 | */ |
122 | function get_message_details($mailbox, $passed_id, $stripHTML=FALSE) { |
123 | |
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124 | global $imapServerAddress, $imapPort, $color,$msgd_8bit_in_hex; |
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125 | |
126 | $returnValue = ''; |
127 | |
128 | sqgetGlobalVar('username', $username, SQ_SESSION); |
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129 | |
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130 | $imapConnection = sqimap_login($username, false, $imapServerAddress, $imapPort, 0); |
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131 | $read = sqimap_mailbox_select($imapConnection, $mailbox); |
132 | $start = gettimeofday(); |
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133 | $body = sqimap_run_command($imapConnection, "FETCH $passed_id RFC822",true, $response, $readmessage, TRUE); |
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134 | $message_body = ''; |
135 | $header = false; |
136 | $mimepart = false; |
137 | $bnd_end = false; |
138 | $messageheader = true; |
139 | $messageheaderstart=false; |
140 | $boundaries = array(); |
141 | $entities = array(); |
142 | session_unregister("entities"); |
143 | $pre = '<b>'; |
144 | $end = '</b>'; |
145 | $entStr = ''; |
146 | $bla =''; |
147 | $content = array (); |
148 | $content_indx = -1; |
149 | $contentset = false; |
150 | |
151 | $count=count($body); |
152 | $body[$count-1] = substr($body[$count-1], -1); |
153 | for ($i=1; $i < $count; $i++) { |
154 | $line = trim($body[$i]); |
155 | if ($line == '') { |
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156 | $pre = ''; |
157 | $end = ''; |
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158 | if ($bnd_end) { |
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159 | $header = true; |
160 | $mimepart = false; |
161 | } else if ($messageheader) { |
162 | if ($header) { |
163 | $header=false; |
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164 | $end = "\n \n".'</div>'."\n \n".'<div class="ent_body" id="'.$entStr.'B">'."\n \n"; |
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165 | } |
166 | $mimepart = -$header; |
167 | $bnd_end = false; |
168 | if ($messageheaderstart) { |
169 | $messageheaderstart=false; |
170 | } |
171 | } else if ($messageheaderstart) { |
172 | $messageheader= false; |
173 | } else { |
174 | if ($header) { |
175 | $pre = ''; |
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176 | $end = "\n \n".'</div>'."\n \n".'<div class="ent_body" id="'.$entStr.'B">'."\n \n"; |
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177 | } |
178 | $header = false; |
179 | $mimepart=true; |
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180 | } |
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181 | $contentset = false; |
182 | $nameset = false; |
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183 | } else { |
184 | if (!$header && $messageheader) { |
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185 | $messageheaderstart=true; |
186 | if ($pre != '<b>') { |
187 | $pre = '<i><font color ="'.$color[1].'">'; |
188 | $end = '</i></font>'; |
189 | } |
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190 | } |
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191 | if (!$messageheader && !$header ) { |
192 | $mimepart=true; |
193 | } else { |
194 | $mimepart=false; |
195 | } |
196 | $pre = ''; |
197 | $end = ''; |
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198 | } |
199 | if ( ( $header || $messageheader) && (preg_match("/^.*boundary=\"?(.+(?=\")|.+).*/i",$line,$reg)) ) { |
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200 | $bnd = $reg[1]; |
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201 | $bndreg = $bnd; |
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202 | $bndreg = str_replace("\\","\\\\",$bndreg); |
203 | $bndreg = str_replace("?","\\?",$bndreg); |
204 | $bndreg = str_replace("+","\\+",$bndreg); |
205 | $bndreg = str_replace(".","\\.",$bndreg); |
206 | $bndreg = str_replace("/","\\/",$bndreg); |
207 | $bndreg = str_replace("-","\\-",$bndreg); |
208 | $bndreg = str_replace("(","\\(",$bndreg); |
209 | $bndreg = str_replace(")","\\)",$bndreg); |
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210 | |
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211 | $boundaries[] = array( 'bnd' => $bnd, 'bndreg' => $bndreg); |
212 | $messageheader = false; |
213 | $messageheaderstart=false; |
214 | $mimepart=false; |
215 | if ($entStr=='') { |
216 | $entStr='0'; |
217 | } else { |
218 | $entStr = CalcEntity("$entStr",1); |
219 | } |
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220 | } |
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221 | |
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222 | if (($line != '' && $line{0} == '-' || $header) && isset($boundaries[0])) { |
223 | $cnt=count($boundaries)-1; |
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224 | $bnd = $boundaries[$cnt]['bnd']; |
225 | $bndreg = $boundaries[$cnt]['bndreg']; |
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226 | |
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227 | $regstr = '/^--'."($bndreg)".".*".'/'; |
228 | if (preg_match($regstr,$line,$reg) ) { |
229 | $bndlen = strlen($reg[1]); |
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230 | $bndend = false; |
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231 | if (strlen($line) > ($bndlen + 3)) { |
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232 | if ($line{$bndlen+2} == '-' && $line{$bndlen+3} == '-') |
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233 | $bndend = true; |
234 | } |
235 | if ($bndend) { |
236 | $entStr = CalcEntity("$entStr",-1); |
237 | array_pop($boundaries); |
238 | $pre .= '<b><font color ="'.$color[2].'">'; |
239 | $end .= '</font></b>'; |
240 | $header = true; |
241 | $mimepart = false; |
242 | $bnd_end = true; |
243 | $encoding = ''; |
244 | } else { |
245 | $header = true; |
246 | $bnd_end = false; |
247 | $entStr = CalcEntity("$entStr",0); |
248 | $content_indx++; |
249 | $content[$content_indx]=array(); |
250 | $content[$content_indx]['ent'] = '<a href="#'."$entStr \">$entStr".'</a>'; |
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251 | $pre .= "\n \n".'</div>'."\n \n".'<div class="entheader" id="'. |
252 | $entStr.'H"><a name="'."$entStr".'"><b><font color="'.$color[2].'">'; |
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253 | $end .= '</font></b>'."\n"; |
254 | $header = true; |
255 | $mimepart = false; |
256 | $encoding = ''; |
257 | } |
258 | } else { |
259 | if ($header) { |
260 | if (!$contentset && preg_match("/^.*(content-type:)\s*(\w+)\/(\w+).*/i",$line,$reg)) { |
261 | if (strtolower($reg[2]) == 'message' && strtolower($reg[3]) == 'rfc822') { |
262 | $messageheader = true; |
263 | } |
264 | $content[$content_indx]['type'] = "$reg[2]/$reg[3]"; |
265 | $contentset = true; |
266 | if ($reg[2] == 'image') { |
267 | $entities["$entStr"] = array(); |
268 | $entities["$entStr"]['entity'] = $entStr; |
269 | $entities["$entStr"]['contenttype']=$reg[2].'/'.$reg[3]; |
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270 | } |
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271 | } else if (!$nameset && preg_match("/^.*(name=\s*)\"(.*)\".*/i",$line,$reg)) { |
272 | $name = htmlspecialchars($reg[2]); |
273 | $content[$content_indx]['name'] = decodeHeader($name); |
274 | $nameset = true; |
275 | if (isset($entities["$entStr"])) { |
276 | $entities["$entStr"]['name'] = urlEncode($reg[2]); |
277 | } |
278 | } else if (preg_match("/^.*(content-transfer-encoding:)\s*(\w+-?(\w+)?).*/i",$line,$reg) ) { |
279 | $encoding = $reg[2]; |
280 | if (isset($entities["$entStr"])) { |
281 | $entities["$entStr"]['encoding']=$reg[2]; |
282 | } |
283 | $content[$content_indx]['encoding'] = $encoding; |
284 | $mimeentity = ''; |
285 | } |
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286 | |
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287 | $pre .= '<b><font color='.$color[7].'">'; |
288 | $end .= '</font></b>'; |
289 | //$mimepart=false; |
290 | } |
291 | } |
292 | } |
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293 | /* |
294 | if ($mimepart) { |
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295 | if (isset($entities["$entStr"])) { |
296 | if (isset($encoding) && $encoding == 'base64') { |
297 | if (!isset( $entities["$entStr"]['content'])) $entities[$entStr]['content'] = ''; |
298 | $entities["$entStr"]['content'] .= $line; |
299 | } |
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300 | } |
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301 | } |
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302 | */ |
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303 | if ($stripHTML) { |
304 | $message_body .= $line . "\r\n"; |
305 | } else { |
306 | $line = htmlspecialchars($line); |
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307 | if ($msgd_8bit_in_hex) $line = msgd_convert_to_hex($line); |
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308 | $message_body .= "$pre"."$line"."$end".'<br />'."\r\n"; |
309 | } |
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310 | } |
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311 | |
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312 | //$returnValue .= returnTime($start).'<br />'; |
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313 | $xtra = <<<ECHO |
314 | |
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315 | <style type="text/css"> |
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316 | |
317 | <!-- |
318 | .ent_body { |
319 | display:inline; |
320 | } |
321 | |
322 | .header { |
323 | display:inline; |
324 | } |
325 | |
326 | .entheader { |
327 | display:inline; |
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328 | width:99%; |
329 | } |
330 | //--> |
331 | |
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332 | </style> |
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333 | |
334 | ECHO; |
335 | |
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336 | if (!$stripHTML) { |
337 | ob_start(); |
338 | displayHtmlHeader( _("Message Details"), $xtra, FALSE ); |
339 | $returnValue .= ob_get_contents(); |
340 | ob_end_clean(); |
341 | } |
342 | |
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343 | /* body */ |
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344 | if (!$stripHTML) { |
345 | $returnValue .= "<body text=\"$color[8]\" bgcolor=\"$color[4]\" link=\"$color[7]\" vlink=\"$color[7]\" alink=\"$color[7]\">\n"; |
346 | $returnValue .= '<code>'."\n"; |
347 | $returnValue .= '<font face="monospace">'."\n"; |
348 | $returnValue .= '<br />'."\n"; |
349 | } |
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350 | |
351 | |
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352 | //session_register("entities"); |
353 | //$keys = array_keys($entities); |
354 | //$start = gettimeofday(); |
355 | //foreach ($keys as $key) { |
356 | // if (isset($entities[$key])) { |
357 | // if ($entities[$key]['encoding'] == 'base64') { |
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358 | // if (!$stripHTML) { |
359 | // $returnValue .= 'img src="message_viewentity.php?ent='.$entities[$key]['entity'].'&name='.$entities[$key]['name'].'"><br />'; |
360 | // } |
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361 | // } |
362 | // } |
363 | //} |
364 | //session_unregister("entities"); |
365 | |
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366 | if (count($content) > 0 && !$stripHTML) { |
367 | $returnValue .= '<h2>'._("Bodystructure")."</h2>\n\n"; |
368 | $returnValue .= '<table border="1" width="98%"><thead>'. |
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369 | '<tr bgcolor="'.$color[7].'">'. |
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370 | '<td><b><font color="'.$color[5].'">'._("Entity").'</font></b></td>'. |
371 | '<td><b><font color="'.$color[5].'">'._("Content-Type").'</font></b></td>'. |
372 | '<td><b><font color="'.$color[5].'">'._("Name").'</font></b></td>'. |
373 | '<td><b><font color="'.$color[5].'">'._("Encoding").'</font></b></td>'. |
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374 | '</tr>'. |
375 | '</thead><tbody>'; |
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376 | for ($i = 0; $i < count($content);$i++) { |
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377 | $returnValue .= '<tr><td>'; |
378 | $returnValue .= $content[$i]['ent'].'</td><td>'; |
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379 | if (isset($content[$i]['type'])) { |
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380 | $returnValue .= $content[$i]['type']; |
381 | } else $returnValue .= 'TEXT/PLAIN'; |
382 | $returnValue .= '</td><td>'; |
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383 | if (isset($content[$i]['name'])) { |
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384 | $returnValue .= $content[$i]['name']; |
385 | } else $returnValue .= ' '; |
386 | $returnValue .= '</td><td>'; |
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387 | if (isset($content[$i]['encoding'])) { |
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388 | $returnValue .= $content[$i]['encoding']; |
389 | } else $returnValue .= ' '; |
390 | $returnValue .= '</td></tr>'."\n"; |
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391 | } |
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392 | $returnValue .= '</tbody></table><br />'."\n"; |
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393 | } |
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394 | |
395 | if (!$stripHTML) { |
396 | $returnValue .= '<h2>'._("RFC822 Message body")."</h2>\n\n"; |
397 | $returnValue .= '<div><div class="header">'."\n\n"; |
398 | } |
399 | |
400 | $returnValue .= $message_body; |
401 | |
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402 | if (!$stripHTML) |
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403 | $returnValue .= '</div></div></font></code></body></html>'; |
404 | |
405 | return $returnValue; |
406 | |
407 | } |
408 | |
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409 | ?> |