Commit | Line | Data |
---|---|---|
810ac1df | 1 | <?php |
2 | /******************************************************************************** | |
3 | * include/spool.inc.php : spool subroutines | |
4 | * ----------------------- | |
5 | * | |
6 | * This file is part of the banana distribution | |
7 | * Copyright: See COPYING files that comes with this distribution | |
8 | ********************************************************************************/ | |
9 | ||
d81ff988 | 10 | if(!function_exists('file_put_contents')) { |
75ff2f64 | 11 | function file_put_contents($filename, $data) |
12 | { | |
3ca86dfe | 13 | $fp = fopen($filename, 'w'); |
14 | if(!$fp) { | |
15 | trigger_error('file_put_contents cannot write in file '.$filename, E_USER_ERROR); | |
16 | return; | |
17 | } | |
18 | fputs($fp, $data); | |
19 | fclose($fp); | |
3ca86dfe | 20 | } |
21 | } | |
22 | ||
d4c19591 | 23 | function spoolCompare($a,$b) { return ($b->date>=$a->date); } |
01681efd | 24 | |
810ac1df | 25 | /** Class spoolhead |
26 | * class used in thread overviews | |
27 | */ | |
d4c19591 | 28 | class BananaSpoolHead |
e785d91c | 29 | { |
30 | /** date (timestamp) */ | |
31 | var $date; | |
32 | /** subject */ | |
33 | var $subject; | |
34 | /** author */ | |
35 | var $from; | |
36 | /** reference of parent */ | |
37 | var $parent; | |
38 | /** paren is direct */ | |
3ca86dfe | 39 | var $parent_direct; |
e785d91c | 40 | /** array of children */ |
41 | var $children = Array(); | |
42 | /** true if post is read */ | |
43 | var $isread; | |
44 | /** number of posts deeper in this branch of tree */ | |
45 | var $desc; | |
46 | /** same as desc, but counts only unread posts */ | |
47 | var $descunread; | |
810ac1df | 48 | |
e785d91c | 49 | /** constructor |
50 | * @param $_date INTEGER timestamp of post | |
51 | * @param $_subject STRING subject of post | |
52 | * @param $_from STRING author of post | |
53 | * @param $_desc INTEGER desc value (1 for a new post) | |
54 | * @param $_read BOOLEAN true if read | |
55 | * @param $_descunread INTEGER descunread value (0 for a new post) | |
56 | */ | |
810ac1df | 57 | |
d4c19591 | 58 | function BananaSpoolHead($_date, $_subject, $_from, $_desc=1, $_read=true, $_descunread=0) |
e785d91c | 59 | { |
60 | $this->date = $_date; | |
61 | $this->subject = $_subject; | |
62 | $this->from = $_from; | |
63 | $this->desc = $_desc; | |
64 | $this->isread = $_read; | |
65 | $this->descunread = $_descunread; | |
66 | } | |
810ac1df | 67 | } |
68 | ||
69 | /** Class spool | |
70 | * builds and updates spool | |
71 | */ | |
72 | ||
3ca86dfe | 73 | define("BANANA_SPOOL_VERSION", '0.2'); |
74 | ||
d4c19591 | 75 | class BananaSpool |
e785d91c | 76 | { |
3ca86dfe | 77 | var $version; |
e785d91c | 78 | /** spool */ |
79 | var $overview; | |
80 | /** group name */ | |
81 | var $group; | |
82 | /** array msgid => msgnum */ | |
83 | var $ids; | |
cced14b6 | 84 | /** thread starts */ |
85 | var $roots; | |
7c111d8d | 86 | /** test validity */ |
87 | var $valid = true; | |
810ac1df | 88 | |
e785d91c | 89 | /** constructor |
e785d91c | 90 | * @param $_group STRING group name |
91 | * @param $_display INTEGER 1 => all posts, 2 => only threads with new posts | |
92 | * @param $_since INTEGER time stamp (used for read/unread) | |
93 | */ | |
2dbc0167 | 94 | function BananaSpool($_group, $_display=0, $_since="") |
e785d91c | 95 | { |
2dbc0167 | 96 | global $banana; |
dd7d1c59 | 97 | $this->group = $_group; |
2dbc0167 | 98 | $groupinfo = $banana->nntp->group($_group); |
7c111d8d | 99 | if (!$groupinfo) { |
100 | $this->valid = false; | |
101 | return null; | |
102 | } | |
3ca86dfe | 103 | |
dd7d1c59 | 104 | $this->_readFromFile(); |
3ca86dfe | 105 | |
dd7d1c59 | 106 | $do_save = false; |
fb6428c8 | 107 | $first = $banana->maxspool ? max($groupinfo[2] - $banana->maxspool, $groupinfo[1]) : $groupinfo[1]; |
108 | $last = $groupinfo[2]; | |
109 | ||
d5588318 | 110 | if ($this->version == BANANA_SPOOL_VERSION && is_array($this->overview)) { |
111 | $mids = array_keys($this->overview); | |
112 | foreach ($mids as $id) { | |
113 | if (($first <= $last && ($id < $first || $id > $last)) | |
114 | || ($first > $last && $id < $first && $id > $last)) | |
115 | { | |
ab040dd8 PHM |
116 | $this->delid($id, false); |
117 | $do_save = true; | |
118 | } | |
e785d91c | 119 | } |
c42efe2f PHM |
120 | if (!empty($this->overview)) { |
121 | $first = max(array_keys($this->overview))+1; | |
d5588318 | 122 | } |
82c17a91 | 123 | } else { |
3ca86dfe | 124 | unset($this->overview, $this->ids); |
3ca86dfe | 125 | $this->version = BANANA_SPOOL_VERSION; |
82c17a91 | 126 | } |
e785d91c | 127 | |
526f9bd0 | 128 | if ($first<=$last && $groupinfo[0]) { |
dd7d1c59 | 129 | $do_save = true; |
2dbc0167 | 130 | $this->_updateSpool("$first-$last"); |
dd7d1c59 | 131 | } |
45651257 | 132 | |
dd7d1c59 | 133 | if ($do_save) { $this->_saveToFile(); } |
3ca86dfe | 134 | |
2dbc0167 | 135 | $this->_updateUnread($_since, $_display); |
dd7d1c59 | 136 | } |
137 | ||
138 | function _readFromFile() | |
139 | { | |
9090c673 | 140 | $file = $this->_spoolfile(); |
dd7d1c59 | 141 | if (file_exists($file)) { |
d81ff988 | 142 | $temp = unserialize(file_get_contents($file)); |
143 | foreach (get_object_vars($temp) as $key=>$val) { | |
144 | $this->$key = $val; | |
145 | } | |
dd7d1c59 | 146 | } |
147 | } | |
148 | ||
149 | function _saveToFile() | |
150 | { | |
9090c673 | 151 | $file = $this->_spoolfile(); |
dd7d1c59 | 152 | uasort($this->overview, "spoolcompare"); |
153 | ||
154 | $this->roots = Array(); | |
155 | foreach($this->overview as $id=>$msg) { | |
156 | if (is_null($msg->parent)) { | |
157 | $this->roots[] = $id; | |
158 | } | |
159 | } | |
2c606d23 | 160 | |
dd7d1c59 | 161 | file_put_contents($file, serialize($this)); |
162 | } | |
163 | ||
9090c673 PHM |
164 | function _spoolfile() |
165 | { | |
166 | global $banana; | |
167 | $url = parse_url($banana->host); | |
168 | $file = $url['host'].'_'.$url['port'].'_'.$this->group; | |
169 | return dirname(dirname(__FILE__)).'/spool/'.$file; | |
170 | } | |
171 | ||
2dbc0167 | 172 | function _updateSpool($arg) |
dd7d1c59 | 173 | { |
2dbc0167 | 174 | global $banana; |
bcdfcf99 PHM |
175 | $dates = array_map('strtotime', $banana->nntp->xhdr('Date', $arg)); |
176 | $subjects = array_map('headerdecode', $banana->nntp->xhdr('Subject', $arg)); | |
177 | $froms = array_map('headerdecode', $banana->nntp->xhdr('From', $arg)); | |
178 | $msgids = $banana->nntp->xhdr('Message-ID', $arg); | |
179 | $refs = $banana->nntp->xhdr('References', $arg); | |
dd7d1c59 | 180 | |
181 | if (is_array($this->ids)) { | |
182 | $this->ids = array_merge($this->ids, array_flip($msgids)); | |
183 | } else { | |
184 | $this->ids = array_flip($msgids); | |
185 | } | |
186 | ||
187 | foreach ($msgids as $id=>$msgid) { | |
d4c19591 | 188 | $msg = new BananaSpoolHead($dates[$id], $subjects[$id], $froms[$id]); |
dd7d1c59 | 189 | $refs[$id] = str_replace('><', '> <', $refs[$id]); |
190 | $msgrefs = preg_split("/[ \t]/", strtr($refs[$id], $this->ids)); | |
191 | $parents = preg_grep('/^\d+$/', $msgrefs); | |
192 | $msg->parent = array_pop($parents); | |
193 | $msg->parent_direct = preg_match('/^\d+$/', array_pop($msgrefs)); | |
194 | ||
195 | if (isset($this->overview[$id])) { | |
196 | $msg->desc = $this->overview[$id]->desc; | |
197 | $msg->children = $this->overview[$id]->children; | |
3316e34e | 198 | } |
dd7d1c59 | 199 | $this->overview[$id] = $msg; |
e785d91c | 200 | |
dd7d1c59 | 201 | if ($p = $msg->parent) { |
202 | if (empty($this->overview[$p])) { | |
d4c19591 | 203 | $this->overview[$p] = new BananaSpoolHead($dates[$p], $subjects[$p], $froms[$p], 1); |
4ced5065 | 204 | } |
dd7d1c59 | 205 | $this->overview[$p]->children[] = $id; |
4ced5065 | 206 | |
dd7d1c59 | 207 | while ($p) { |
208 | $this->overview[$p]->desc += $msg->desc; | |
209 | $p = $this->overview[$p]->parent; | |
e785d91c | 210 | } |
810ac1df | 211 | } |
810ac1df | 212 | } |
dd7d1c59 | 213 | } |
e785d91c | 214 | |
2dbc0167 | 215 | function _updateUnread($since, $mode) |
75ff2f64 | 216 | { |
2dbc0167 | 217 | global $banana; |
dd7d1c59 | 218 | if (empty($since)) { return; } |
219 | ||
2dbc0167 | 220 | if (is_array($newpostsids = $banana->nntp->newnews($since, $this->group))) { |
382606fb | 221 | if (!is_array($this->ids)) { $this->ids = array(); } |
dd7d1c59 | 222 | $newpostsids = array_intersect($newpostsids, array_keys($this->ids)); |
223 | foreach ($newpostsids as $mid) { | |
224 | $this->overview[$this->ids[$mid]]->isread = false; | |
225 | $this->overview[$this->ids[$mid]]->descunread = 1; | |
226 | $parentmid = $this->ids[$mid]; | |
227 | while (isset($parentmid)) { | |
228 | $this->overview[$parentmid]->descunread ++; | |
229 | $parentmid = $this->overview[$parentmid]->parent; | |
e785d91c | 230 | } |
810ac1df | 231 | } |
dd7d1c59 | 232 | |
233 | if (count($newpostsids)) { | |
234 | switch ($mode) { | |
e785d91c | 235 | case 1: |
45f3ac9b | 236 | foreach ($this->roots as $k=>$i) { |
cced14b6 | 237 | if ($this->overview[$i]->descunread==0) { |
e785d91c | 238 | $this->killdesc($i); |
45f3ac9b | 239 | unset($this->roots[$k]); |
e785d91c | 240 | } |
241 | } | |
242 | break; | |
e785d91c | 243 | } |
810ac1df | 244 | } |
810ac1df | 245 | } |
cced14b6 | 246 | } |
247 | ||
e785d91c | 248 | /** kill post and childrens |
249 | * @param $_id MSGNUM of post | |
250 | */ | |
810ac1df | 251 | |
e785d91c | 252 | function killdesc($_id) |
253 | { | |
254 | if (sizeof($this->overview[$_id]->children)) { | |
255 | foreach ($this->overview[$_id]->children as $c) { | |
256 | $this->killdesc($c); | |
257 | } | |
258 | } | |
259 | unset($this->overview[$_id]); | |
dd7d1c59 | 260 | if (($msgid = array_search($_id, $this->ids)) !== false) { |
e785d91c | 261 | unset($this->ids[$msgid]); |
262 | } | |
810ac1df | 263 | } |
e785d91c | 264 | |
265 | /** delete a post from overview | |
266 | * @param $_id MSGNUM of post | |
267 | */ | |
268 | ||
3ca86dfe | 269 | function delid($_id, $write=true) |
e785d91c | 270 | { |
271 | if (isset($this->overview[$_id])) { | |
272 | if (sizeof($this->overview[$_id]->parent)) { | |
273 | $this->overview[$this->overview[$_id]->parent]->children = | |
274 | array_diff($this->overview[$this->overview[$_id]->parent]->children, array($_id)); | |
275 | if (sizeof($this->overview[$_id]->children)) { | |
276 | $this->overview[$this->overview[$_id]->parent]->children = | |
277 | array_merge($this->overview[$this->overview[$_id]->parent]->children, $this->overview[$_id]->children); | |
278 | foreach ($this->overview[$_id]->children as $c) { | |
279 | $this->overview[$c]->parent = $this->overview[$_id]->parent; | |
280 | $this->overview[$c]->parent_direct = false; | |
281 | } | |
282 | } | |
283 | $p = $this->overview[$_id]->parent; | |
284 | while ($p) { | |
285 | $this->overview[$p]->desc--; | |
286 | $p = $this->overview[$p]->parent; | |
287 | } | |
288 | } elseif (sizeof($this->overview[$_id]->children)) { | |
289 | foreach ($this->overview[$_id]->children as $c) { | |
290 | $this->overview[$c]->parent = null; | |
291 | } | |
292 | } | |
293 | unset($this->overview[$_id]); | |
3ca86dfe | 294 | $msgid = array_search($_id, $this->ids); |
e785d91c | 295 | if ($msgid) { |
296 | unset($this->ids[$msgid]); | |
297 | } | |
298 | ||
dd7d1c59 | 299 | if ($write) { $this->_saveToFile(); } |
e785d91c | 300 | } |
35ca8036 | 301 | } |
810ac1df | 302 | |
e785d91c | 303 | /** displays children tree of a post |
304 | * @param $_id INTEGER MSGNUM of post | |
305 | * @param $_index INTEGER linear number of post in the tree | |
306 | * @param $_first INTEGER linear number of first post displayed | |
307 | * @param $_last INTEGER linear number of last post displayed | |
308 | * @param $_ref STRING MSGNUM of current post | |
309 | * @param $_pfx_node STRING prefix used for current node | |
310 | * @param $_pfx_end STRING prefix used for children of current node | |
311 | * @param $_head BOOLEAN true if first post in thread | |
312 | */ | |
810ac1df | 313 | |
65d96b1f | 314 | function _to_html($_id, $_index, $_first=0, $_last=0, $_ref="", $_pfx_node="", $_pfx_end="", $_head=true) |
75ff2f64 | 315 | { |
4ccaaeb7 | 316 | $spfx_f = makeImg('k1', 'o', 21, 9); |
317 | $spfx_n = makeImg('k2', '*', 21, 9); | |
318 | $spfx_Tnd = makeImg('T-direct', '+', 21, 12); | |
319 | $spfx_Lnd = makeImg('L-direct', '`', 21, 12); | |
320 | $spfx_snd = makeImg('s-direct', '-', 21, 5); | |
321 | $spfx_T = makeImg('T', '+', 21, 12); | |
322 | $spfx_L = makeImg('L', '`', 21, 12); | |
323 | $spfx_s = makeImg('s', '-', 21, 5); | |
324 | $spfx_e = makeImg('e', ' ', 21, 12); | |
325 | $spfx_I = makeImg('I', '|', 21, 12); | |
e785d91c | 326 | |
cced14b6 | 327 | if ($_index + $this->overview[$_id]->desc < $_first || $_index > $_last) { |
328 | return; | |
810ac1df | 329 | } |
e785d91c | 330 | |
65d96b1f | 331 | $res = ''; |
332 | ||
cced14b6 | 333 | if ($_index>=$_first) { |
cced14b6 | 334 | $hc = empty($this->overview[$_id]->children); |
335 | ||
65d96b1f | 336 | $res .= '<tr class="'.($_index%2?'pair':'impair').($this->overview[$_id]->isread?'':' new')."\">\n"; |
337 | $res .= "<td class='date'>".fancyDate($this->overview[$_id]->date)." </td>\n"; | |
338 | $res .= "<td class='subj'>" | |
339 | ."<div class='tree'>$_pfx_node".($hc?($_head?$spfx_f:($this->overview[$_id]->parent_direct?$spfx_s:$spfx_snd)):$spfx_n) | |
dd7d1c59 | 340 | ."</div>"; |
79405147 | 341 | $subject = $this->overview[$_id]->subject; |
342 | if (strlen($subject) == 0) { | |
343 | $subject = _b_('(pas de sujet)'); | |
344 | } | |
dd7d1c59 | 345 | if ($_index == $_ref) { |
79405147 | 346 | $res .= '<span class="cur">'.htmlentities($subject).'</span>'; |
dd7d1c59 | 347 | } else { |
0eb1e7ef | 348 | $res .= makeHREF(Array('group' => $this->group, |
d5588318 | 349 | 'artid' => $_id), |
350 | htmlentities($subject)); | |
cced14b6 | 351 | } |
65d96b1f | 352 | $res .= "</td>\n<td class='from'>".formatFrom($this->overview[$_id]->from)."</td>\n</tr>"; |
dd7d1c59 | 353 | |
65d96b1f | 354 | if ($hc) { return $res; } |
cced14b6 | 355 | } |
356 | ||
dd7d1c59 | 357 | $_index ++; |
cced14b6 | 358 | |
359 | $children = $this->overview[$_id]->children; | |
e785d91c | 360 | while ($child = array_shift($children)) { |
65d96b1f | 361 | if ($_index > $_last) { return $res; } |
dd7d1c59 | 362 | if ($_index+$this->overview[$child]->desc >= $_first) { |
e785d91c | 363 | if (sizeof($children)) { |
65d96b1f | 364 | $res .= $this->_to_html($child, $_index, $_first, $_last, $_ref, |
dd7d1c59 | 365 | $_pfx_end.($this->overview[$child]->parent_direct?$spfx_T:$spfx_Tnd), |
3ca86dfe | 366 | $_pfx_end.$spfx_I, false); |
e785d91c | 367 | } else { |
65d96b1f | 368 | $res .= $this->_to_html($child, $_index, $_first, $_last, $_ref, |
dd7d1c59 | 369 | $_pfx_end.($this->overview[$child]->parent_direct?$spfx_L:$spfx_Lnd), |
3ca86dfe | 370 | $_pfx_end.$spfx_e, false); |
e785d91c | 371 | } |
372 | } | |
dd7d1c59 | 373 | $_index += $this->overview[$child]->desc; |
810ac1df | 374 | } |
65d96b1f | 375 | |
376 | return $res; | |
810ac1df | 377 | } |
810ac1df | 378 | |
e785d91c | 379 | /** Displays overview |
380 | * @param $_first INTEGER MSGNUM of first post | |
381 | * @param $_last INTEGER MSGNUM of last post | |
382 | * @param $_ref STRING MSGNUM of current/selectionned post | |
383 | */ | |
810ac1df | 384 | |
65d96b1f | 385 | function to_html($_first=0, $_last=0, $_ref = null) |
75ff2f64 | 386 | { |
65d96b1f | 387 | $res = '<table class="bicol banana_thread" cellpadding="0" cellspacing="0">'; |
388 | ||
389 | if (is_null($_ref)) { | |
390 | $res .= '<tr><th>'._b_('Date').'</th>'; | |
391 | $res .= '<th>'._b_('Sujet').'</th>'; | |
392 | $res .= '<th>'._b_('Auteur').'</th></tr>'; | |
393 | } | |
394 | ||
e785d91c | 395 | $index = 1; |
396 | if (sizeof($this->overview)) { | |
cced14b6 | 397 | foreach ($this->roots as $id) { |
65d96b1f | 398 | $res .= $this->_to_html($id, $index, $_first, $_last, $_ref); |
cced14b6 | 399 | $index += $this->overview[$id]->desc ; |
dd7d1c59 | 400 | if ($index > $_last) { break; } |
e785d91c | 401 | } |
810ac1df | 402 | } else { |
65d96b1f | 403 | $res .= '<tr><td colspan="3">'._b_('Aucun message dans ce forum').'</td></tr>'; |
810ac1df | 404 | } |
65d96b1f | 405 | |
406 | return $res .= '</table>'; | |
810ac1df | 407 | } |
810ac1df | 408 | |
e785d91c | 409 | /** computes linear post index |
410 | * @param $_id INTEGER MSGNUM of post | |
411 | * @return INTEGER linear index of post | |
412 | */ | |
810ac1df | 413 | |
75ff2f64 | 414 | function getndx($_id) |
415 | { | |
cced14b6 | 416 | $ndx = 1; |
417 | $id_cur = $_id; | |
4ced5065 | 418 | while (true) { |
cced14b6 | 419 | $id_parent = $this->overview[$id_cur]->parent; |
4ced5065 | 420 | if (is_null($id_parent)) break; |
cced14b6 | 421 | $pos = array_search($id_cur, $this->overview[$id_parent]->children); |
4ced5065 | 422 | |
cced14b6 | 423 | for ($i = 0; $i < $pos ; $i++) { |
e785d91c | 424 | $ndx += $this->overview[$this->overview[$id_parent]->children[$i]]->desc; |
425 | } | |
426 | $ndx++; //noeud père | |
cced14b6 | 427 | |
428 | $id_cur = $id_parent; | |
810ac1df | 429 | } |
cced14b6 | 430 | |
431 | foreach ($this->roots as $i) { | |
432 | if ($i==$id_cur) { | |
e785d91c | 433 | break; |
434 | } | |
cced14b6 | 435 | $ndx += $this->overview[$i]->desc; |
e785d91c | 436 | } |
437 | return $ndx; | |
810ac1df | 438 | } |
810ac1df | 439 | } |
440 | ||
d5588318 | 441 | // vim:set et sw=4 sts=4 ts=4 |
810ac1df | 442 | ?> |