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; |
2dbc0167 | 107 | $first = $banana->maxspool ? max($groupinfo[2]-$banana->maxspool, $groupinfo[1]) : $groupinfo[1]; |
2c606d23 | 108 | $last = $groupinfo[2]; |
fb3138fb | 109 | if ($this->version == BANANA_SPOOL_VERSION && is_array($this->overview)) { |
ab040dd8 PHM |
110 | if (count($this->overview)) { |
111 | for ($id = min(array_keys($this->overview)); $id<$first; $id++) { | |
112 | $this->delid($id, false); | |
113 | $do_save = true; | |
114 | } | |
e785d91c | 115 | } |
c42efe2f PHM |
116 | if (!empty($this->overview)) { |
117 | $first = max(array_keys($this->overview))+1; | |
c42efe2f | 118 | } |
82c17a91 | 119 | } else { |
3ca86dfe | 120 | unset($this->overview, $this->ids); |
3ca86dfe | 121 | $this->version = BANANA_SPOOL_VERSION; |
82c17a91 | 122 | } |
e785d91c | 123 | |
526f9bd0 | 124 | if ($first<=$last && $groupinfo[0]) { |
dd7d1c59 | 125 | $do_save = true; |
2dbc0167 | 126 | $this->_updateSpool("$first-$last"); |
dd7d1c59 | 127 | } |
45651257 | 128 | |
dd7d1c59 | 129 | if ($do_save) { $this->_saveToFile(); } |
3ca86dfe | 130 | |
2dbc0167 | 131 | $this->_updateUnread($_since, $_display); |
dd7d1c59 | 132 | } |
133 | ||
134 | function _readFromFile() | |
135 | { | |
9090c673 | 136 | $file = $this->_spoolfile(); |
dd7d1c59 | 137 | if (file_exists($file)) { |
d81ff988 | 138 | $temp = unserialize(file_get_contents($file)); |
139 | foreach (get_object_vars($temp) as $key=>$val) { | |
140 | $this->$key = $val; | |
141 | } | |
dd7d1c59 | 142 | } |
143 | } | |
144 | ||
145 | function _saveToFile() | |
146 | { | |
9090c673 | 147 | $file = $this->_spoolfile(); |
dd7d1c59 | 148 | uasort($this->overview, "spoolcompare"); |
149 | ||
150 | $this->roots = Array(); | |
151 | foreach($this->overview as $id=>$msg) { | |
152 | if (is_null($msg->parent)) { | |
153 | $this->roots[] = $id; | |
154 | } | |
155 | } | |
2c606d23 | 156 | |
dd7d1c59 | 157 | file_put_contents($file, serialize($this)); |
158 | } | |
159 | ||
9090c673 PHM |
160 | function _spoolfile() |
161 | { | |
162 | global $banana; | |
163 | $url = parse_url($banana->host); | |
164 | $file = $url['host'].'_'.$url['port'].'_'.$this->group; | |
165 | return dirname(dirname(__FILE__)).'/spool/'.$file; | |
166 | } | |
167 | ||
2dbc0167 | 168 | function _updateSpool($arg) |
dd7d1c59 | 169 | { |
2dbc0167 | 170 | global $banana; |
bcdfcf99 PHM |
171 | $dates = array_map('strtotime', $banana->nntp->xhdr('Date', $arg)); |
172 | $subjects = array_map('headerdecode', $banana->nntp->xhdr('Subject', $arg)); | |
173 | $froms = array_map('headerdecode', $banana->nntp->xhdr('From', $arg)); | |
174 | $msgids = $banana->nntp->xhdr('Message-ID', $arg); | |
175 | $refs = $banana->nntp->xhdr('References', $arg); | |
dd7d1c59 | 176 | |
177 | if (is_array($this->ids)) { | |
178 | $this->ids = array_merge($this->ids, array_flip($msgids)); | |
179 | } else { | |
180 | $this->ids = array_flip($msgids); | |
181 | } | |
182 | ||
183 | foreach ($msgids as $id=>$msgid) { | |
d4c19591 | 184 | $msg = new BananaSpoolHead($dates[$id], $subjects[$id], $froms[$id]); |
dd7d1c59 | 185 | $refs[$id] = str_replace('><', '> <', $refs[$id]); |
186 | $msgrefs = preg_split("/[ \t]/", strtr($refs[$id], $this->ids)); | |
187 | $parents = preg_grep('/^\d+$/', $msgrefs); | |
188 | $msg->parent = array_pop($parents); | |
189 | $msg->parent_direct = preg_match('/^\d+$/', array_pop($msgrefs)); | |
190 | ||
191 | if (isset($this->overview[$id])) { | |
192 | $msg->desc = $this->overview[$id]->desc; | |
193 | $msg->children = $this->overview[$id]->children; | |
3316e34e | 194 | } |
dd7d1c59 | 195 | $this->overview[$id] = $msg; |
e785d91c | 196 | |
dd7d1c59 | 197 | if ($p = $msg->parent) { |
198 | if (empty($this->overview[$p])) { | |
d4c19591 | 199 | $this->overview[$p] = new BananaSpoolHead($dates[$p], $subjects[$p], $froms[$p], 1); |
4ced5065 | 200 | } |
dd7d1c59 | 201 | $this->overview[$p]->children[] = $id; |
4ced5065 | 202 | |
dd7d1c59 | 203 | while ($p) { |
204 | $this->overview[$p]->desc += $msg->desc; | |
205 | $p = $this->overview[$p]->parent; | |
e785d91c | 206 | } |
810ac1df | 207 | } |
810ac1df | 208 | } |
dd7d1c59 | 209 | } |
e785d91c | 210 | |
2dbc0167 | 211 | function _updateUnread($since, $mode) |
75ff2f64 | 212 | { |
2dbc0167 | 213 | global $banana; |
dd7d1c59 | 214 | if (empty($since)) { return; } |
215 | ||
2dbc0167 | 216 | if (is_array($newpostsids = $banana->nntp->newnews($since, $this->group))) { |
382606fb | 217 | if (!is_array($this->ids)) { $this->ids = array(); } |
dd7d1c59 | 218 | $newpostsids = array_intersect($newpostsids, array_keys($this->ids)); |
219 | foreach ($newpostsids as $mid) { | |
220 | $this->overview[$this->ids[$mid]]->isread = false; | |
221 | $this->overview[$this->ids[$mid]]->descunread = 1; | |
222 | $parentmid = $this->ids[$mid]; | |
223 | while (isset($parentmid)) { | |
224 | $this->overview[$parentmid]->descunread ++; | |
225 | $parentmid = $this->overview[$parentmid]->parent; | |
e785d91c | 226 | } |
810ac1df | 227 | } |
dd7d1c59 | 228 | |
229 | if (count($newpostsids)) { | |
230 | switch ($mode) { | |
e785d91c | 231 | case 1: |
45f3ac9b | 232 | foreach ($this->roots as $k=>$i) { |
cced14b6 | 233 | if ($this->overview[$i]->descunread==0) { |
e785d91c | 234 | $this->killdesc($i); |
45f3ac9b | 235 | unset($this->roots[$k]); |
e785d91c | 236 | } |
237 | } | |
238 | break; | |
e785d91c | 239 | } |
810ac1df | 240 | } |
810ac1df | 241 | } |
cced14b6 | 242 | } |
243 | ||
e785d91c | 244 | /** kill post and childrens |
245 | * @param $_id MSGNUM of post | |
246 | */ | |
810ac1df | 247 | |
e785d91c | 248 | function killdesc($_id) |
249 | { | |
250 | if (sizeof($this->overview[$_id]->children)) { | |
251 | foreach ($this->overview[$_id]->children as $c) { | |
252 | $this->killdesc($c); | |
253 | } | |
254 | } | |
255 | unset($this->overview[$_id]); | |
dd7d1c59 | 256 | if (($msgid = array_search($_id, $this->ids)) !== false) { |
e785d91c | 257 | unset($this->ids[$msgid]); |
258 | } | |
810ac1df | 259 | } |
e785d91c | 260 | |
261 | /** delete a post from overview | |
262 | * @param $_id MSGNUM of post | |
263 | */ | |
264 | ||
3ca86dfe | 265 | function delid($_id, $write=true) |
e785d91c | 266 | { |
267 | if (isset($this->overview[$_id])) { | |
268 | if (sizeof($this->overview[$_id]->parent)) { | |
269 | $this->overview[$this->overview[$_id]->parent]->children = | |
270 | array_diff($this->overview[$this->overview[$_id]->parent]->children, array($_id)); | |
271 | if (sizeof($this->overview[$_id]->children)) { | |
272 | $this->overview[$this->overview[$_id]->parent]->children = | |
273 | array_merge($this->overview[$this->overview[$_id]->parent]->children, $this->overview[$_id]->children); | |
274 | foreach ($this->overview[$_id]->children as $c) { | |
275 | $this->overview[$c]->parent = $this->overview[$_id]->parent; | |
276 | $this->overview[$c]->parent_direct = false; | |
277 | } | |
278 | } | |
279 | $p = $this->overview[$_id]->parent; | |
280 | while ($p) { | |
281 | $this->overview[$p]->desc--; | |
282 | $p = $this->overview[$p]->parent; | |
283 | } | |
284 | } elseif (sizeof($this->overview[$_id]->children)) { | |
285 | foreach ($this->overview[$_id]->children as $c) { | |
286 | $this->overview[$c]->parent = null; | |
287 | } | |
288 | } | |
289 | unset($this->overview[$_id]); | |
3ca86dfe | 290 | $msgid = array_search($_id, $this->ids); |
e785d91c | 291 | if ($msgid) { |
292 | unset($this->ids[$msgid]); | |
293 | } | |
294 | ||
dd7d1c59 | 295 | if ($write) { $this->_saveToFile(); } |
e785d91c | 296 | } |
35ca8036 | 297 | } |
810ac1df | 298 | |
e785d91c | 299 | /** displays children tree of a post |
300 | * @param $_id INTEGER MSGNUM of post | |
301 | * @param $_index INTEGER linear number of post in the tree | |
302 | * @param $_first INTEGER linear number of first post displayed | |
303 | * @param $_last INTEGER linear number of last post displayed | |
304 | * @param $_ref STRING MSGNUM of current post | |
305 | * @param $_pfx_node STRING prefix used for current node | |
306 | * @param $_pfx_end STRING prefix used for children of current node | |
307 | * @param $_head BOOLEAN true if first post in thread | |
308 | */ | |
810ac1df | 309 | |
65d96b1f | 310 | function _to_html($_id, $_index, $_first=0, $_last=0, $_ref="", $_pfx_node="", $_pfx_end="", $_head=true) |
75ff2f64 | 311 | { |
e785d91c | 312 | $spfx_f = '<img src="img/k1.gif" height="21" width="9" alt="o" />'; |
313 | $spfx_n = '<img src="img/k2.gif" height="21" width="9" alt="*" />'; | |
314 | $spfx_Tnd = '<img src="img/T-direct.gif" height="21" width="12" alt="+" />'; | |
315 | $spfx_Lnd = '<img src="img/L-direct.gif" height="21" width="12" alt="`" />'; | |
316 | $spfx_snd = '<img src="img/s-direct.gif" height="21" width="5" alt="-" />'; | |
317 | $spfx_T = '<img src="img/T.gif" height="21" width="12" alt="+" />'; | |
318 | $spfx_L = '<img src="img/L.gif" height="21" width="12" alt="`" />'; | |
319 | $spfx_s = '<img src="img/s.gif" height="21" width="5" alt="-" />'; | |
320 | $spfx_e = '<img src="img/e.gif" height="21" width="12" alt=" " />'; | |
321 | $spfx_I = '<img src="img/I.gif" height="21" width="12"alt="|" />'; | |
322 | ||
cced14b6 | 323 | if ($_index + $this->overview[$_id]->desc < $_first || $_index > $_last) { |
324 | return; | |
810ac1df | 325 | } |
e785d91c | 326 | |
65d96b1f | 327 | $res = ''; |
328 | ||
cced14b6 | 329 | if ($_index>=$_first) { |
cced14b6 | 330 | $hc = empty($this->overview[$_id]->children); |
331 | ||
65d96b1f | 332 | $res .= '<tr class="'.($_index%2?'pair':'impair').($this->overview[$_id]->isread?'':' new')."\">\n"; |
333 | $res .= "<td class='date'>".fancyDate($this->overview[$_id]->date)." </td>\n"; | |
334 | $res .= "<td class='subj'>" | |
335 | ."<div class='tree'>$_pfx_node".($hc?($_head?$spfx_f:($this->overview[$_id]->parent_direct?$spfx_s:$spfx_snd)):$spfx_n) | |
dd7d1c59 | 336 | ."</div>"; |
79405147 | 337 | $subject = $this->overview[$_id]->subject; |
338 | if (strlen($subject) == 0) { | |
339 | $subject = _b_('(pas de sujet)'); | |
340 | } | |
dd7d1c59 | 341 | if ($_index == $_ref) { |
79405147 | 342 | $res .= '<span class="cur">'.htmlentities($subject).'</span>'; |
dd7d1c59 | 343 | } else { |
0eb1e7ef | 344 | $res .= makeHREF(Array('group' => $this->group, |
345 | 'artid' => $_id), | |
346 | htmlentities($subject)); | |
cced14b6 | 347 | } |
65d96b1f | 348 | $res .= "</td>\n<td class='from'>".formatFrom($this->overview[$_id]->from)."</td>\n</tr>"; |
dd7d1c59 | 349 | |
65d96b1f | 350 | if ($hc) { return $res; } |
cced14b6 | 351 | } |
352 | ||
dd7d1c59 | 353 | $_index ++; |
cced14b6 | 354 | |
355 | $children = $this->overview[$_id]->children; | |
e785d91c | 356 | while ($child = array_shift($children)) { |
65d96b1f | 357 | if ($_index > $_last) { return $res; } |
dd7d1c59 | 358 | if ($_index+$this->overview[$child]->desc >= $_first) { |
e785d91c | 359 | if (sizeof($children)) { |
65d96b1f | 360 | $res .= $this->_to_html($child, $_index, $_first, $_last, $_ref, |
dd7d1c59 | 361 | $_pfx_end.($this->overview[$child]->parent_direct?$spfx_T:$spfx_Tnd), |
3ca86dfe | 362 | $_pfx_end.$spfx_I, false); |
e785d91c | 363 | } else { |
65d96b1f | 364 | $res .= $this->_to_html($child, $_index, $_first, $_last, $_ref, |
dd7d1c59 | 365 | $_pfx_end.($this->overview[$child]->parent_direct?$spfx_L:$spfx_Lnd), |
3ca86dfe | 366 | $_pfx_end.$spfx_e, false); |
e785d91c | 367 | } |
368 | } | |
dd7d1c59 | 369 | $_index += $this->overview[$child]->desc; |
810ac1df | 370 | } |
65d96b1f | 371 | |
372 | return $res; | |
810ac1df | 373 | } |
810ac1df | 374 | |
e785d91c | 375 | /** Displays overview |
376 | * @param $_first INTEGER MSGNUM of first post | |
377 | * @param $_last INTEGER MSGNUM of last post | |
378 | * @param $_ref STRING MSGNUM of current/selectionned post | |
379 | */ | |
810ac1df | 380 | |
65d96b1f | 381 | function to_html($_first=0, $_last=0, $_ref = null) |
75ff2f64 | 382 | { |
65d96b1f | 383 | $res = '<table class="bicol banana_thread" cellpadding="0" cellspacing="0">'; |
384 | ||
385 | if (is_null($_ref)) { | |
386 | $res .= '<tr><th>'._b_('Date').'</th>'; | |
387 | $res .= '<th>'._b_('Sujet').'</th>'; | |
388 | $res .= '<th>'._b_('Auteur').'</th></tr>'; | |
389 | } | |
390 | ||
e785d91c | 391 | $index = 1; |
392 | if (sizeof($this->overview)) { | |
cced14b6 | 393 | foreach ($this->roots as $id) { |
65d96b1f | 394 | $res .= $this->_to_html($id, $index, $_first, $_last, $_ref); |
cced14b6 | 395 | $index += $this->overview[$id]->desc ; |
dd7d1c59 | 396 | if ($index > $_last) { break; } |
e785d91c | 397 | } |
810ac1df | 398 | } else { |
65d96b1f | 399 | $res .= '<tr><td colspan="3">'._b_('Aucun message dans ce forum').'</td></tr>'; |
810ac1df | 400 | } |
65d96b1f | 401 | |
402 | return $res .= '</table>'; | |
810ac1df | 403 | } |
810ac1df | 404 | |
e785d91c | 405 | /** computes linear post index |
406 | * @param $_id INTEGER MSGNUM of post | |
407 | * @return INTEGER linear index of post | |
408 | */ | |
810ac1df | 409 | |
75ff2f64 | 410 | function getndx($_id) |
411 | { | |
cced14b6 | 412 | $ndx = 1; |
413 | $id_cur = $_id; | |
4ced5065 | 414 | while (true) { |
cced14b6 | 415 | $id_parent = $this->overview[$id_cur]->parent; |
4ced5065 | 416 | if (is_null($id_parent)) break; |
cced14b6 | 417 | $pos = array_search($id_cur, $this->overview[$id_parent]->children); |
4ced5065 | 418 | |
cced14b6 | 419 | for ($i = 0; $i < $pos ; $i++) { |
e785d91c | 420 | $ndx += $this->overview[$this->overview[$id_parent]->children[$i]]->desc; |
421 | } | |
422 | $ndx++; //noeud père | |
cced14b6 | 423 | |
424 | $id_cur = $id_parent; | |
810ac1df | 425 | } |
cced14b6 | 426 | |
427 | foreach ($this->roots as $i) { | |
428 | if ($i==$id_cur) { | |
e785d91c | 429 | break; |
430 | } | |
cced14b6 | 431 | $ndx += $this->overview[$i]->desc; |
e785d91c | 432 | } |
433 | return $ndx; | |
810ac1df | 434 | } |
810ac1df | 435 | } |
436 | ||
437 | ?> |