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 | ||
7027794f | 10 | require_once dirname(__FILE__) . '/banana.inc.php'; |
3ca86dfe | 11 | |
dc5f77ad | 12 | define('BANANA_SPOOL_VERSION', '0.5'); |
01681efd | 13 | |
810ac1df | 14 | /** Class spoolhead |
15 | * class used in thread overviews | |
16 | */ | |
d4c19591 | 17 | class BananaSpoolHead |
e785d91c | 18 | { |
19 | /** date (timestamp) */ | |
7027794f | 20 | public $date; |
e785d91c | 21 | /** subject */ |
7027794f | 22 | public $subject; |
e785d91c | 23 | /** author */ |
7027794f | 24 | public $from; |
e785d91c | 25 | /** reference of parent */ |
7027794f | 26 | public $parent = null; |
e785d91c | 27 | /** paren is direct */ |
7027794f | 28 | public $parent_direct; |
e785d91c | 29 | /** array of children */ |
7027794f | 30 | public $children = Array(); |
e785d91c | 31 | /** true if post is read */ |
7027794f | 32 | public $isread; |
e785d91c | 33 | /** number of posts deeper in this branch of tree */ |
7027794f | 34 | public $desc; |
e785d91c | 35 | /** same as desc, but counts only unread posts */ |
7027794f | 36 | public $descunread; |
37 | ||
38 | /** storage data */ | |
39 | public $storage = array(); | |
810ac1df | 40 | |
e785d91c | 41 | /** constructor |
42 | * @param $_date INTEGER timestamp of post | |
43 | * @param $_subject STRING subject of post | |
44 | * @param $_from STRING author of post | |
45 | * @param $_desc INTEGER desc value (1 for a new post) | |
46 | * @param $_read BOOLEAN true if read | |
47 | * @param $_descunread INTEGER descunread value (0 for a new post) | |
48 | */ | |
7027794f | 49 | public function __construct(array &$message) |
e785d91c | 50 | { |
7027794f | 51 | $this->date = $message['date']; |
b87c9103 | 52 | $this->subject = $message['subject']; |
7027794f | 53 | $this->from = $message['from']; |
54 | $this->desc = 1; | |
55 | $this->isread = true; | |
56 | $this->descunread = 0; | |
e785d91c | 57 | } |
810ac1df | 58 | } |
59 | ||
3ca86dfe | 60 | |
d4c19591 | 61 | class BananaSpool |
e785d91c | 62 | { |
7027794f | 63 | private $version; |
e9360b11 | 64 | private $mode; |
7027794f | 65 | |
e785d91c | 66 | /** group name */ |
7027794f | 67 | public $group; |
68 | /** spool */ | |
69 | public $overview; | |
e785d91c | 70 | /** array msgid => msgnum */ |
7027794f | 71 | public $ids; |
cced14b6 | 72 | /** thread starts */ |
7027794f | 73 | public $roots; |
dc5f77ad | 74 | /** protocole specific data */ |
75 | public $storage = array(); | |
7027794f | 76 | |
d265608a | 77 | private $unreadnb = 0; |
810ac1df | 78 | |
e785d91c | 79 | /** constructor |
e785d91c | 80 | * @param $_group STRING group name |
81 | * @param $_display INTEGER 1 => all posts, 2 => only threads with new posts | |
82 | * @param $_since INTEGER time stamp (used for read/unread) | |
83 | */ | |
7027794f | 84 | protected function __construct($group) |
e785d91c | 85 | { |
7027794f | 86 | $this->version = BANANA_SPOOL_VERSION; |
e9360b11 | 87 | $this->mode = Banana::SPOOL_ALL; |
7027794f | 88 | $this->group = $group; |
89 | } | |
fb6428c8 | 90 | |
e02edbfe | 91 | public static function &getSpool($group, $since = 0, $clean = false) |
7027794f | 92 | { |
93 | if (!is_null(Banana::$spool) && Banana::$spool->group == $group) { | |
b3d11736 | 94 | $spool =& Banana::$spool; |
82c17a91 | 95 | } else { |
e02edbfe | 96 | $spool =& BananaSpool::readFromFile($group); |
7027794f | 97 | } |
98 | if (is_null($spool)) { | |
99 | $spool = new BananaSpool($group); | |
82c17a91 | 100 | } |
7027794f | 101 | Banana::$spool =& $spool; |
102 | $spool->build(); | |
b3d11736 | 103 | if ($clean) { |
104 | $spool->markAllAsRead(); | |
105 | } | |
7027794f | 106 | $spool->updateUnread($since); |
107 | return $spool; | |
108 | } | |
e785d91c | 109 | |
7027794f | 110 | private static function spoolFilename($group) |
111 | { | |
edff14de | 112 | $file = Banana::$spool_root . '/' . Banana::$protocole->name() . '/'; |
7027794f | 113 | if (!is_dir($file)) { |
114 | mkdir($file); | |
dd7d1c59 | 115 | } |
e9360b11 | 116 | return $file . Banana::$protocole->filename(); |
dd7d1c59 | 117 | } |
118 | ||
e02edbfe | 119 | private static function &readFromFile($group) |
dd7d1c59 | 120 | { |
e02edbfe | 121 | $spool = null; |
7027794f | 122 | $file = BananaSpool::spoolFilename($group); |
123 | if (!file_exists($file)) { | |
e02edbfe | 124 | return $spool; |
dd7d1c59 | 125 | } |
7027794f | 126 | $spool = unserialize(file_get_contents($file)); |
e9360b11 | 127 | if ($spool->version != BANANA_SPOOL_VERSION || $spool->mode != Banana::SPOOL_ALL) { |
e02edbfe | 128 | $spool = null; |
129 | return $spool; | |
7027794f | 130 | } |
d265608a | 131 | $spool->markAllAsRead(); |
7027794f | 132 | return $spool; |
133 | } | |
134 | ||
135 | private function compare($a, $b) | |
136 | { | |
137 | return ($b->date >= $a->date); | |
dd7d1c59 | 138 | } |
139 | ||
7027794f | 140 | private function saveToFile() |
dd7d1c59 | 141 | { |
7027794f | 142 | $file = BananaSpool::spoolFilename($this->group); |
143 | uasort($this->overview, array($this, 'compare')); | |
dd7d1c59 | 144 | |
145 | $this->roots = Array(); | |
146 | foreach($this->overview as $id=>$msg) { | |
147 | if (is_null($msg->parent)) { | |
148 | $this->roots[] = $id; | |
149 | } | |
150 | } | |
2c606d23 | 151 | |
e9360b11 | 152 | if ($this->mode == Banana::SPOOL_ALL) { |
153 | file_put_contents($file, serialize($this)); | |
154 | } | |
dd7d1c59 | 155 | } |
156 | ||
7027794f | 157 | private function build() |
158 | { | |
159 | $threshold = 0; | |
160 | ||
161 | // Compute the range of indexes | |
162 | list($msgnum, $first, $last) = Banana::$protocole->getIndexes(); | |
163 | if ($last < $first) { | |
6bd49b4b | 164 | $threshold = $first + $msgnum - $last; |
7027794f | 165 | $threshold = (int)(log($threshold)/log(2)); |
166 | $threshold = (2 ^ ($threshold + 1)) - 1; | |
167 | } | |
e9360b11 | 168 | if (Banana::$spool_max && Banana::$spool_max < $msgnum) { |
169 | $first = $last - Banana::$spool_max; | |
7027794f | 170 | if ($first < 0) { |
171 | $first += $threshold; | |
172 | } | |
173 | } | |
174 | $clean = $this->clean($first, $last, $msgnum); | |
175 | $update = $this->update($first, $last, $msgnum); | |
176 | ||
177 | if ($clean || $update) { | |
178 | $this->saveToFile(); | |
179 | } | |
180 | } | |
181 | ||
182 | private function clean(&$first, &$last, $msgnum) | |
9090c673 | 183 | { |
7027794f | 184 | $do_save = false; |
185 | if (is_array($this->overview)) { | |
186 | $mids = array_keys($this->overview); | |
187 | foreach ($mids as $id) { | |
188 | if (($first <= $last && ($id < $first || $id > $last)) | |
e9360b11 | 189 | || ($first > $last && $id < $first && $id > $last)) { |
7027794f | 190 | $this->delid($id, false); |
191 | $do_save = true; | |
192 | } | |
193 | } | |
194 | if (!empty($this->overview)) { | |
195 | $first = max(array_keys($this->overview))+1; | |
196 | } | |
197 | } | |
198 | return $do_save; | |
9090c673 PHM |
199 | } |
200 | ||
7027794f | 201 | private function update(&$first, &$last, $msgnum) |
dd7d1c59 | 202 | { |
2f0aa8ce | 203 | if ($first > $last || !$msgnum) { |
7027794f | 204 | return false; |
dd7d1c59 | 205 | } |
206 | ||
7027794f | 207 | $messages =& Banana::$protocole->getMessageHeaders($first, $last, |
208 | array('Date', 'Subject', 'From', 'Message-ID', 'References', 'In-Reply-To')); | |
dd7d1c59 | 209 | |
7027794f | 210 | if (!is_array($this->ids)) { |
211 | $this->ids = array(); | |
212 | } | |
213 | foreach ($messages as $id=>&$message) { | |
214 | $this->ids[$message['message-id']] = $id; | |
215 | } | |
216 | ||
9c118ac9 | 217 | if (!is_array($this->overview)) { |
218 | $this->overview = array(); | |
219 | } | |
7027794f | 220 | foreach ($messages as $id=>&$message) { |
221 | if (!isset($this->overview[$id])) { | |
222 | $this->overview[$id] = new BananaSpoolHead($message); | |
3316e34e | 223 | } |
7027794f | 224 | $msg =& $this->overview[$id]; |
225 | $msgrefs = BananaMessage::formatReferences($message); | |
226 | $parents = preg_grep('/^\d+$/', $msgrefs); | |
227 | $msg->parent = array_pop($parents); | |
228 | $msg->parent_direct = preg_match('/^\d+$/', array_pop($msgrefs)); | |
e785d91c | 229 | |
7027794f | 230 | if (!is_null($p = $msg->parent)) { |
dd7d1c59 | 231 | if (empty($this->overview[$p])) { |
7027794f | 232 | $this->overview[$p] = new BananaSpoolHead($messages[$p]); |
4ced5065 | 233 | } |
dd7d1c59 | 234 | $this->overview[$p]->children[] = $id; |
4ced5065 | 235 | |
7027794f | 236 | while (!is_null($p)) { |
dd7d1c59 | 237 | $this->overview[$p]->desc += $msg->desc; |
7027794f | 238 | if ($p != $this->overview[$p]->parent) { |
239 | $p = $this->overview[$p]->parent; | |
240 | } else { | |
241 | $p = null; | |
242 | } | |
e785d91c | 243 | } |
810ac1df | 244 | } |
810ac1df | 245 | } |
7027794f | 246 | Banana::$protocole->updateSpool($messages); |
247 | return true; | |
dd7d1c59 | 248 | } |
e785d91c | 249 | |
bffb37b4 | 250 | public function updateUnread($since) |
75ff2f64 | 251 | { |
7027794f | 252 | if (empty($since)) { |
253 | return; | |
254 | } | |
255 | ||
256 | $newpostsids = Banana::$protocole->getNewIndexes($since); | |
b3d11736 | 257 | |
7027794f | 258 | if (empty($newpostsids)) { |
259 | return; | |
260 | } | |
261 | ||
262 | if (!is_array($this->ids)) { | |
263 | $this->ids = array(); | |
264 | } | |
265 | $newpostsids = array_intersect($newpostsids, array_keys($this->ids)); | |
266 | foreach ($newpostsids as $mid) { | |
267 | $id = $this->ids[$mid]; | |
268 | if ($this->overview[$id]->isread) { | |
d265608a | 269 | $this->overview[$id]->isread = false; |
270 | $this->unreadnb++; | |
7027794f | 271 | while (isset($id)) { |
d265608a | 272 | $this->overview[$id]->descunread++; |
7027794f | 273 | $id = $this->overview[$id]->parent; |
e785d91c | 274 | } |
810ac1df | 275 | } |
7027794f | 276 | } |
277 | } | |
dd7d1c59 | 278 | |
7027794f | 279 | public function setMode($mode) |
280 | { | |
e9360b11 | 281 | $this->mode = $mode; |
7027794f | 282 | switch ($mode) { |
283 | case Banana::SPOOL_UNREAD: | |
284 | foreach ($this->roots as $k=>$i) { | |
285 | if ($this->overview[$i]->descunread == 0) { | |
286 | $this->killdesc($i); | |
287 | unset($this->roots[$k]); | |
e785d91c | 288 | } |
810ac1df | 289 | } |
7027794f | 290 | break; |
810ac1df | 291 | } |
cced14b6 | 292 | } |
293 | ||
e9360b11 | 294 | /** Mark the given id as read |
295 | * @param id MSGNUM of post | |
296 | */ | |
297 | public function markAsRead($id) | |
298 | { | |
299 | if (!$this->overview[$id]->isread) { | |
300 | $this->overview[$id]->isread = true; | |
d265608a | 301 | $this->unreadnb--; |
e9360b11 | 302 | while (isset($id)) { |
303 | $this->overview[$id]->descunread--; | |
304 | $id = $this->overview[$id]->parent; | |
305 | } | |
306 | } | |
307 | } | |
308 | ||
309 | /** Mark all unread messages as read | |
310 | */ | |
311 | public function markAllAsRead(array &$array = null) | |
312 | { | |
d265608a | 313 | if (!$this->unreadnb) { |
314 | return; | |
315 | } | |
c4f176d8 | 316 | if (is_null($array) && is_array($this->roots)) { |
e9360b11 | 317 | $array =& $this->roots; |
c4f176d8 | 318 | } elseif (is_null($array)) { |
c28d3016 | 319 | return; |
320 | } | |
e9360b11 | 321 | foreach ($array as $id) { |
322 | if (!$this->overview[$id]->isread) { | |
323 | $this->markAsRead($id); | |
d265608a | 324 | if (!$this->unreadnb) { |
325 | return; | |
326 | } | |
e9360b11 | 327 | } |
328 | if ($this->overview[$id]->descunread) { | |
329 | $this->markAllAsRead($this->overview[$id]->children); | |
330 | } | |
331 | } | |
332 | } | |
333 | ||
e785d91c | 334 | /** kill post and childrens |
335 | * @param $_id MSGNUM of post | |
336 | */ | |
7027794f | 337 | private function killdesc($_id) |
e785d91c | 338 | { |
339 | if (sizeof($this->overview[$_id]->children)) { | |
340 | foreach ($this->overview[$_id]->children as $c) { | |
341 | $this->killdesc($c); | |
342 | } | |
343 | } | |
344 | unset($this->overview[$_id]); | |
dd7d1c59 | 345 | if (($msgid = array_search($_id, $this->ids)) !== false) { |
e785d91c | 346 | unset($this->ids[$msgid]); |
347 | } | |
810ac1df | 348 | } |
e785d91c | 349 | |
350 | /** delete a post from overview | |
351 | * @param $_id MSGNUM of post | |
352 | */ | |
7027794f | 353 | public function delid($_id, $write = true) |
e785d91c | 354 | { |
355 | if (isset($this->overview[$_id])) { | |
d265608a | 356 | $overview =& $this->overview[$_id]; |
357 | if (!$overview->isread) { | |
358 | $this->markAsRead($_id); | |
359 | } | |
360 | if ($overview->parent) { | |
361 | $p = $overview->parent; | |
362 | $parent =& $this->overview[$p]; | |
363 | $parent->children = array_diff($parent->children, array($_id)); | |
364 | if (sizeof($overview->children)) { | |
365 | $parent->children = array_merge($parent->children, $overview->children); | |
366 | foreach ($overview->children as $c) { | |
367 | $this->overview[$c]->parent = $p; | |
e785d91c | 368 | $this->overview[$c]->parent_direct = false; |
369 | } | |
370 | } | |
d265608a | 371 | while (isset($p)) { |
e785d91c | 372 | $this->overview[$p]->desc--; |
373 | $p = $this->overview[$p]->parent; | |
374 | } | |
d265608a | 375 | } elseif ($overview->children) { |
376 | foreach ($overview->children as $c) { | |
e785d91c | 377 | $this->overview[$c]->parent = null; |
378 | } | |
379 | } | |
d265608a | 380 | unset($overview); |
e785d91c | 381 | unset($this->overview[$_id]); |
3ca86dfe | 382 | $msgid = array_search($_id, $this->ids); |
cfb7fe5d | 383 | if ($msgid !== false) { |
e785d91c | 384 | unset($this->ids[$msgid]); |
385 | } | |
cfb7fe5d | 386 | $msgid = array_search($_id, $this->roots); |
387 | if ($msgid !== false) { | |
388 | unset($this->roots[$msgid]); | |
389 | } | |
e785d91c | 390 | |
7027794f | 391 | if ($write) { |
392 | $this->saveToFile(); | |
393 | } | |
e785d91c | 394 | } |
35ca8036 | 395 | } |
810ac1df | 396 | |
7027794f | 397 | private function formatDate($stamp) |
398 | { | |
399 | $today = intval(time() / (24*3600)); | |
400 | $dday = intval($stamp / (24*3600)); | |
401 | ||
402 | if ($today == $dday) { | |
403 | $format = "%H:%M"; | |
404 | } elseif ($today == 1 + $dday) { | |
405 | $format = _b_('hier')." %H:%M"; | |
406 | } elseif ($today < 7 + $dday) { | |
407 | $format = '%a %H:%M'; | |
408 | } else { | |
409 | $format = '%a %e %b'; | |
410 | } | |
22b95309 | 411 | return strftime($format, $stamp); |
7027794f | 412 | } |
413 | ||
e785d91c | 414 | /** displays children tree of a post |
415 | * @param $_id INTEGER MSGNUM of post | |
416 | * @param $_index INTEGER linear number of post in the tree | |
417 | * @param $_first INTEGER linear number of first post displayed | |
418 | * @param $_last INTEGER linear number of last post displayed | |
419 | * @param $_ref STRING MSGNUM of current post | |
420 | * @param $_pfx_node STRING prefix used for current node | |
421 | * @param $_pfx_end STRING prefix used for children of current node | |
422 | * @param $_head BOOLEAN true if first post in thread | |
3204d440 | 423 | * |
b87c9103 | 424 | * If you want to analyse subject, you can define the function hook_formatDisplayHeader |
e785d91c | 425 | */ |
96e1e874 | 426 | private function _to_html($_id, $_index, $_first=0, $_last=0, $_ref="", $_pfx_node="", $_pfx_end="", $_head=true, $_pfx_id="") |
75ff2f64 | 427 | { |
7027794f | 428 | static $spfx_f, $spfx_n, $spfx_Tnd, $spfx_Lnd, $spfx_snd, $spfx_T, $spfx_L, $spfx_s, $spfx_e, $spfx_I; |
429 | if (!isset($spfx_f)) { | |
430 | $spfx_f = Banana::$page->makeImg(Array('img' => 'k1', 'alt' => 'o', 'height' => 21, 'width' => 9)); | |
431 | $spfx_n = Banana::$page->makeImg(Array('img' => 'k2', 'alt' => '*', 'height' => 21, 'width' => 9)); | |
432 | $spfx_Tnd = Banana::$page->makeImg(Array('img' => 'T-direct', 'alt' => '+', 'height' => 21, 'width' => 12)); | |
433 | $spfx_Lnd = Banana::$page->makeImg(Array('img' => 'L-direct', 'alt' => '`', 'height' => 21, 'width' => 12)); | |
434 | $spfx_snd = Banana::$page->makeImg(Array('img' => 's-direct', 'alt' => '-', 'height' => 21, 'width' => 5)); | |
435 | $spfx_T = Banana::$page->makeImg(Array('img' => 'T', 'alt' => '+', 'height' => 21, 'width' => 12)); | |
436 | $spfx_L = Banana::$page->makeImg(Array('img' => 'L', 'alt' => '`', 'height' => 21, 'width' => 12)); | |
437 | $spfx_s = Banana::$page->makeImg(Array('img' => 's', 'alt' => '-', 'height' => 21, 'width' => 5)); | |
438 | $spfx_e = Banana::$page->makeImg(Array('img' => 'e', 'alt' => ' ', 'height' => 21, 'width' => 12)); | |
439 | $spfx_I = Banana::$page->makeImg(Array('img' => 'I', 'alt' => '|', 'height' => 21, 'width' => 12)); | |
810ac1df | 440 | } |
e785d91c | 441 | |
7027794f | 442 | $overview =& $this->overview[$_id]; |
443 | if ($_index + $overview->desc < $_first || $_index > $_last) { | |
444 | return ''; | |
445 | } | |
cced14b6 | 446 | |
7027794f | 447 | $res = ''; |
448 | if ($_index >= $_first) { | |
449 | $hc = empty($overview->children); | |
450 | ||
96e1e874 | 451 | $res .= '<tr id="'.$_pfx_id.$_id.'" class="' . ($_index%2 ? 'pair' : 'impair') . ($overview->isread ? '' : ' new') . "\">\n"; |
7027794f | 452 | $res .= '<td class="date">' . $this->formatDate($overview->date) . " </td>\n"; |
951030b7 | 453 | $res .= '<td class="subj' . ($_index == $_ref ? ' cur' : '') . '"><div class="tree">' |
454 | . $_pfx_node .($hc ? ($_head ? $spfx_f : ($overview->parent_direct ? $spfx_s : $spfx_snd)) : $spfx_n) | |
455 | . '</div>'; | |
7027794f | 456 | $subject = $overview->subject; |
b87c9103 | 457 | if (function_exists('hook_formatDisplayHeader')) { |
458 | list($subject, $link) = hook_formatDisplayHeader('subject', $subject, true); | |
459 | } else { | |
2d4e8347 | 460 | $subject = banana_catchFormats(banana_htmlentities(stripslashes($subject))); |
b87c9103 | 461 | $link = null; |
462 | } | |
7027794f | 463 | if (empty($subject)) { |
79405147 | 464 | $subject = _b_('(pas de sujet)'); |
465 | } | |
7027794f | 466 | if ($_index != $_ref) { |
467 | $subject = Banana::$page->makeLink(Array('group' => $this->group, 'artid' => $_id, | |
468 | 'text' => $subject, 'popup' => $subject)); | |
cced14b6 | 469 | } |
7027794f | 470 | $res .= ' ' . $subject . $link; |
471 | $res .= "</td>\n<td class='from'>" . BananaMessage::formatFrom($overview->from) . "</td>\n</tr>"; | |
dd7d1c59 | 472 | |
7027794f | 473 | if ($hc) { |
474 | return $res; | |
475 | } | |
cced14b6 | 476 | } |
477 | ||
dd7d1c59 | 478 | $_index ++; |
7027794f | 479 | $children = $overview->children; |
e785d91c | 480 | while ($child = array_shift($children)) { |
7027794f | 481 | $overview =& $this->overview[$child]; |
482 | if ($_index > $_last) { | |
483 | return $res; | |
484 | } | |
485 | if ($_index + $overview->desc >= $_first) { | |
e785d91c | 486 | if (sizeof($children)) { |
65d96b1f | 487 | $res .= $this->_to_html($child, $_index, $_first, $_last, $_ref, |
7027794f | 488 | $_pfx_end . ($overview->parent_direct ? $spfx_T : $spfx_Tnd), |
96e1e874 | 489 | $_pfx_end . $spfx_I, false,$_id.'_'); |
e785d91c | 490 | } else { |
65d96b1f | 491 | $res .= $this->_to_html($child, $_index, $_first, $_last, $_ref, |
7027794f | 492 | $_pfx_end . ($overview->parent_direct ? $spfx_L : $spfx_Lnd), |
96e1e874 | 493 | $_pfx_end . $spfx_e, false,$_id.'_'); |
e785d91c | 494 | } |
495 | } | |
7027794f | 496 | $_index += $overview->desc; |
810ac1df | 497 | } |
65d96b1f | 498 | |
499 | return $res; | |
810ac1df | 500 | } |
810ac1df | 501 | |
e785d91c | 502 | /** Displays overview |
503 | * @param $_first INTEGER MSGNUM of first post | |
504 | * @param $_last INTEGER MSGNUM of last post | |
505 | * @param $_ref STRING MSGNUM of current/selectionned post | |
506 | */ | |
7027794f | 507 | public function toHtml($first = 0, $overview = false) |
75ff2f64 | 508 | { |
96e1e874 | 509 | $res = Banana::$page->makeJs('jquery'); |
510 | $res .= Banana::$page->makeJs('spool_toggle'); | |
7027794f | 511 | |
512 | if (!$overview) { | |
513 | $_first = $first; | |
e9360b11 | 514 | $_last = $first + Banana::$spool_tmax - 1; |
7027794f | 515 | $_ref = null; |
d8e2470c | 516 | } else { |
7027794f | 517 | $_ref = $this->getNdx($first); |
e9360b11 | 518 | $_last = $_ref + Banana::$spool_tafter; |
519 | $_first = $_ref - Banana::$spool_tbefore; | |
7027794f | 520 | if ($_first < 0) { |
521 | $_last -= $_first; | |
522 | } | |
65d96b1f | 523 | } |
e785d91c | 524 | $index = 1; |
7027794f | 525 | foreach ($this->roots as $id) { |
526 | $res .= $this->_to_html($id, $index, $_first, $_last, $_ref); | |
527 | $index += $this->overview[$id]->desc ; | |
528 | if ($index > $_last) { | |
529 | break; | |
e785d91c | 530 | } |
4f75645f | 531 | } |
7027794f | 532 | return $res; |
810ac1df | 533 | } |
810ac1df | 534 | |
e785d91c | 535 | /** computes linear post index |
536 | * @param $_id INTEGER MSGNUM of post | |
537 | * @return INTEGER linear index of post | |
538 | */ | |
7027794f | 539 | public function getNdX($_id) |
75ff2f64 | 540 | { |
cced14b6 | 541 | $ndx = 1; |
542 | $id_cur = $_id; | |
4ced5065 | 543 | while (true) { |
cced14b6 | 544 | $id_parent = $this->overview[$id_cur]->parent; |
4ced5065 | 545 | if (is_null($id_parent)) break; |
cced14b6 | 546 | $pos = array_search($id_cur, $this->overview[$id_parent]->children); |
4ced5065 | 547 | |
cced14b6 | 548 | for ($i = 0; $i < $pos ; $i++) { |
e785d91c | 549 | $ndx += $this->overview[$this->overview[$id_parent]->children[$i]]->desc; |
550 | } | |
951030b7 | 551 | $ndx++; //noeud père |
cced14b6 | 552 | |
553 | $id_cur = $id_parent; | |
810ac1df | 554 | } |
cced14b6 | 555 | |
556 | foreach ($this->roots as $i) { | |
557 | if ($i==$id_cur) { | |
e785d91c | 558 | break; |
559 | } | |
cced14b6 | 560 | $ndx += $this->overview[$i]->desc; |
e785d91c | 561 | } |
562 | return $ndx; | |
810ac1df | 563 | } |
d8e2470c | 564 | |
565 | /** Return root message of the given thread | |
566 | * @param id INTEGER id of a message | |
567 | */ | |
7027794f | 568 | public function root($id) |
569 | { | |
d8e2470c | 570 | $id_cur = $id; |
571 | while (true) { | |
572 | $id_parent = $this->overview[$id_cur]->parent; | |
573 | if (is_null($id_parent)) break; | |
574 | $id_cur = $id_parent; | |
575 | } | |
576 | return $id_cur; | |
577 | } | |
578 | ||
bffb37b4 | 579 | /** Return the last post id with the given subject |
580 | * @param subject | |
581 | */ | |
582 | public function getPostId($subject) | |
583 | { | |
584 | $subject = trim($subject); | |
585 | $id = max(array_keys($this->overview)); | |
586 | while (isset($this->overview[$id])) { | |
587 | $test = $this->overview[$id]->subject; | |
588 | if (function_exists('hook_formatDisplayHeader')) { | |
589 | $val = hook_formatDisplayHeader('subject', $test, true); | |
590 | if (is_array($val)) { | |
0a5b736c | 591 | $test = banana_html_entity_decode($val[0]); |
bffb37b4 | 592 | } else { |
0a5b736c | 593 | $test = banana_html_entity_decode($val); |
bffb37b4 | 594 | } |
595 | } | |
596 | $test = trim($test); | |
bffb37b4 | 597 | if ($test == $subject) { |
598 | return $id; | |
599 | } | |
600 | $id--; | |
601 | } | |
602 | return -1; | |
603 | } | |
604 | ||
d8e2470c | 605 | /** Returns previous thread root index |
606 | * @param id INTEGER message number | |
607 | */ | |
7027794f | 608 | public function prevThread($id) |
d8e2470c | 609 | { |
610 | $root = $this->root($id); | |
611 | $last = null; | |
612 | foreach ($this->roots as $i) { | |
613 | if ($i == $root) { | |
614 | return $last; | |
615 | } | |
616 | $last = $i; | |
617 | } | |
618 | return $last; | |
619 | } | |
620 | ||
621 | /** Returns next thread root index | |
622 | * @param id INTEGER message number | |
623 | */ | |
7027794f | 624 | public function nextThread($id) |
d8e2470c | 625 | { |
626 | $root = $this->root($id); | |
627 | $ok = false; | |
628 | foreach ($this->roots as $i) { | |
629 | if ($ok) { | |
630 | return $i; | |
631 | } | |
632 | if ($i == $root) { | |
633 | $ok = true; | |
634 | } | |
635 | } | |
636 | return null; | |
637 | } | |
638 | ||
639 | /** Return prev post in the thread | |
640 | * @param id INTEGER message number | |
641 | */ | |
7027794f | 642 | public function prevPost($id) |
d8e2470c | 643 | { |
644 | $parent = $this->overview[$id]->parent; | |
645 | if (is_null($parent)) { | |
646 | return null; | |
647 | } | |
648 | $last = $parent; | |
649 | foreach ($this->overview[$parent]->children as $child) { | |
650 | if ($child == $id) { | |
651 | return $last; | |
652 | } | |
653 | $last = $child; | |
654 | } | |
655 | return null; | |
656 | } | |
657 | ||
658 | /** Return next post in the thread | |
659 | * @param id INTEGER message number | |
660 | */ | |
7027794f | 661 | public function nextPost($id) |
d8e2470c | 662 | { |
663 | if (count($this->overview[$id]->children) != 0) { | |
664 | return $this->overview[$id]->children[0]; | |
665 | } | |
666 | ||
667 | $cur = $id; | |
668 | while (true) { | |
669 | $parent = $this->overview[$cur]->parent; | |
670 | if (is_null($parent)) { | |
671 | return null; | |
672 | } | |
673 | $ok = false; | |
674 | foreach ($this->overview[$parent]->children as $child) { | |
675 | if ($ok) { | |
676 | return $child; | |
677 | } | |
678 | if ($child == $cur) { | |
679 | $ok = true; | |
680 | } | |
681 | } | |
682 | $cur = $parent; | |
683 | } | |
684 | return null; | |
685 | } | |
d634c13c | 686 | |
687 | /** Look for an unread message in the thread rooted by the message | |
688 | * @param id INTEGER message number | |
689 | */ | |
7027794f | 690 | private function _nextUnread($id) |
d634c13c | 691 | { |
692 | if (!$this->overview[$id]->isread) { | |
693 | return $id; | |
694 | } | |
695 | foreach ($this->overview[$id]->children as $child) { | |
bdad7c9d | 696 | $unread = $this->_nextUnread($child); |
697 | if (!is_null($unread)) { | |
698 | return $unread; | |
699 | } | |
d634c13c | 700 | } |
701 | return null; | |
702 | } | |
703 | ||
704 | /** Find next unread message | |
705 | * @param id INTEGER message number | |
706 | */ | |
7027794f | 707 | public function nextUnread($id = null) |
d634c13c | 708 | { |
d265608a | 709 | if (!$this->unreadnb) { |
710 | return null; | |
711 | } | |
712 | ||
b7d59a47 | 713 | if (!is_null($id)) { |
714 | // Look in message children | |
715 | foreach ($this->overview[$id]->children as $child) { | |
716 | $next = $this->_nextUnread($child); | |
717 | if (!is_null($next)) { | |
718 | return $next; | |
719 | } | |
d634c13c | 720 | } |
721 | } | |
722 | ||
723 | // Look in current thread | |
724 | $cur = $id; | |
b7d59a47 | 725 | do { |
726 | $parent = is_null($cur) ? null : $this->overview[$cur]->parent; | |
727 | $ok = is_null($cur) ? true : false; | |
1e016f3a | 728 | if (!is_null($parent)) { |
d634c13c | 729 | $array = &$this->overview[$parent]->children; |
730 | } else { | |
731 | $array = &$this->roots; | |
732 | } | |
733 | foreach ($array as $child) { | |
734 | if ($ok) { | |
735 | $next = $this->_nextUnread($child); | |
736 | if (!is_null($next)) { | |
737 | return $next; | |
738 | } | |
739 | } | |
740 | if ($child == $cur) { | |
741 | $ok = true; | |
742 | } | |
743 | } | |
744 | $cur = $parent; | |
b7d59a47 | 745 | } while(!is_null($cur)); |
d634c13c | 746 | return null; |
747 | } | |
810ac1df | 748 | } |
749 | ||
598a1c53 | 750 | // vim:set et sw=4 sts=4 ts=4 enc=utf-8: |
810ac1df | 751 | ?> |