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 | ||
3ca86dfe | 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; | |
810ac1df | 86 | |
e785d91c | 87 | /** constructor |
e785d91c | 88 | * @param $_group STRING group name |
89 | * @param $_display INTEGER 1 => all posts, 2 => only threads with new posts | |
90 | * @param $_since INTEGER time stamp (used for read/unread) | |
91 | */ | |
2dbc0167 | 92 | function BananaSpool($_group, $_display=0, $_since="") |
e785d91c | 93 | { |
2dbc0167 | 94 | global $banana; |
dd7d1c59 | 95 | $this->group = $_group; |
2dbc0167 | 96 | $groupinfo = $banana->nntp->group($_group); |
dd7d1c59 | 97 | if (!$groupinfo) { return ($this = null); } |
3ca86dfe | 98 | |
dd7d1c59 | 99 | $this->_readFromFile(); |
3ca86dfe | 100 | |
dd7d1c59 | 101 | $do_save = false; |
2dbc0167 | 102 | $first = $banana->maxspool ? max($groupinfo[2]-$banana->maxspool, $groupinfo[1]) : $groupinfo[1]; |
dd7d1c59 | 103 | $last = $groupinfo[2]; |
3ca86dfe | 104 | if ($this->version == BANANA_SPOOL_VERSION) { |
cced14b6 | 105 | for ($id = min(array_keys($this->overview)); $id<$first; $id++) { |
3ca86dfe | 106 | $this->delid($id, false); |
cced14b6 | 107 | $do_save = true; |
e785d91c | 108 | } |
dd7d1c59 | 109 | $first = max(array_keys($this->overview))+1; |
82c17a91 | 110 | } else { |
3ca86dfe | 111 | unset($this->overview, $this->ids); |
3ca86dfe | 112 | $this->version = BANANA_SPOOL_VERSION; |
82c17a91 | 113 | } |
e785d91c | 114 | |
526f9bd0 | 115 | if ($first<=$last && $groupinfo[0]) { |
dd7d1c59 | 116 | $do_save = true; |
2dbc0167 | 117 | $this->_updateSpool("$first-$last"); |
dd7d1c59 | 118 | } |
45651257 | 119 | |
dd7d1c59 | 120 | if ($do_save) { $this->_saveToFile(); } |
3ca86dfe | 121 | |
2dbc0167 | 122 | $this->_updateUnread($_since, $_display); |
dd7d1c59 | 123 | } |
124 | ||
125 | function _readFromFile() | |
126 | { | |
9090c673 | 127 | $file = $this->_spoolfile(); |
dd7d1c59 | 128 | if (file_exists($file)) { |
129 | $this = unserialize(file_get_contents($file)); | |
130 | } | |
131 | } | |
132 | ||
133 | function _saveToFile() | |
134 | { | |
9090c673 | 135 | $file = $this->_spoolfile(); |
dd7d1c59 | 136 | uasort($this->overview, "spoolcompare"); |
137 | ||
138 | $this->roots = Array(); | |
139 | foreach($this->overview as $id=>$msg) { | |
140 | if (is_null($msg->parent)) { | |
141 | $this->roots[] = $id; | |
142 | } | |
143 | } | |
144 | ||
145 | file_put_contents($file, serialize($this)); | |
146 | } | |
147 | ||
9090c673 PHM |
148 | function _spoolfile() |
149 | { | |
150 | global $banana; | |
151 | $url = parse_url($banana->host); | |
152 | $file = $url['host'].'_'.$url['port'].'_'.$this->group; | |
153 | return dirname(dirname(__FILE__)).'/spool/'.$file; | |
154 | } | |
155 | ||
2dbc0167 | 156 | function _updateSpool($arg) |
dd7d1c59 | 157 | { |
2dbc0167 | 158 | global $banana; |
bcdfcf99 PHM |
159 | $dates = array_map('strtotime', $banana->nntp->xhdr('Date', $arg)); |
160 | $subjects = array_map('headerdecode', $banana->nntp->xhdr('Subject', $arg)); | |
161 | $froms = array_map('headerdecode', $banana->nntp->xhdr('From', $arg)); | |
162 | $msgids = $banana->nntp->xhdr('Message-ID', $arg); | |
163 | $refs = $banana->nntp->xhdr('References', $arg); | |
dd7d1c59 | 164 | |
165 | if (is_array($this->ids)) { | |
166 | $this->ids = array_merge($this->ids, array_flip($msgids)); | |
167 | } else { | |
168 | $this->ids = array_flip($msgids); | |
169 | } | |
170 | ||
171 | foreach ($msgids as $id=>$msgid) { | |
d4c19591 | 172 | $msg = new BananaSpoolHead($dates[$id], $subjects[$id], $froms[$id]); |
dd7d1c59 | 173 | $refs[$id] = str_replace('><', '> <', $refs[$id]); |
174 | $msgrefs = preg_split("/[ \t]/", strtr($refs[$id], $this->ids)); | |
175 | $parents = preg_grep('/^\d+$/', $msgrefs); | |
176 | $msg->parent = array_pop($parents); | |
177 | $msg->parent_direct = preg_match('/^\d+$/', array_pop($msgrefs)); | |
178 | ||
179 | if (isset($this->overview[$id])) { | |
180 | $msg->desc = $this->overview[$id]->desc; | |
181 | $msg->children = $this->overview[$id]->children; | |
3316e34e | 182 | } |
dd7d1c59 | 183 | $this->overview[$id] = $msg; |
e785d91c | 184 | |
dd7d1c59 | 185 | if ($p = $msg->parent) { |
186 | if (empty($this->overview[$p])) { | |
d4c19591 | 187 | $this->overview[$p] = new BananaSpoolHead($dates[$p], $subjects[$p], $froms[$p], 1); |
4ced5065 | 188 | } |
dd7d1c59 | 189 | $this->overview[$p]->children[] = $id; |
4ced5065 | 190 | |
dd7d1c59 | 191 | while ($p) { |
192 | $this->overview[$p]->desc += $msg->desc; | |
193 | $p = $this->overview[$p]->parent; | |
e785d91c | 194 | } |
810ac1df | 195 | } |
810ac1df | 196 | } |
dd7d1c59 | 197 | } |
e785d91c | 198 | |
2dbc0167 | 199 | function _updateUnread($since, $mode) |
75ff2f64 | 200 | { |
2dbc0167 | 201 | global $banana; |
dd7d1c59 | 202 | if (empty($since)) { return; } |
203 | ||
2dbc0167 | 204 | if (is_array($newpostsids = $banana->nntp->newnews($since, $this->group))) { |
dd7d1c59 | 205 | $newpostsids = array_intersect($newpostsids, array_keys($this->ids)); |
206 | foreach ($newpostsids as $mid) { | |
207 | $this->overview[$this->ids[$mid]]->isread = false; | |
208 | $this->overview[$this->ids[$mid]]->descunread = 1; | |
209 | $parentmid = $this->ids[$mid]; | |
210 | while (isset($parentmid)) { | |
211 | $this->overview[$parentmid]->descunread ++; | |
212 | $parentmid = $this->overview[$parentmid]->parent; | |
e785d91c | 213 | } |
810ac1df | 214 | } |
dd7d1c59 | 215 | |
216 | if (count($newpostsids)) { | |
217 | switch ($mode) { | |
e785d91c | 218 | case 1: |
45f3ac9b | 219 | foreach ($this->roots as $k=>$i) { |
cced14b6 | 220 | if ($this->overview[$i]->descunread==0) { |
e785d91c | 221 | $this->killdesc($i); |
45f3ac9b | 222 | unset($this->roots[$k]); |
e785d91c | 223 | } |
224 | } | |
225 | break; | |
e785d91c | 226 | } |
810ac1df | 227 | } |
810ac1df | 228 | } |
cced14b6 | 229 | } |
230 | ||
e785d91c | 231 | /** kill post and childrens |
232 | * @param $_id MSGNUM of post | |
233 | */ | |
810ac1df | 234 | |
e785d91c | 235 | function killdesc($_id) |
236 | { | |
237 | if (sizeof($this->overview[$_id]->children)) { | |
238 | foreach ($this->overview[$_id]->children as $c) { | |
239 | $this->killdesc($c); | |
240 | } | |
241 | } | |
242 | unset($this->overview[$_id]); | |
dd7d1c59 | 243 | if (($msgid = array_search($_id, $this->ids)) !== false) { |
e785d91c | 244 | unset($this->ids[$msgid]); |
245 | } | |
810ac1df | 246 | } |
e785d91c | 247 | |
248 | /** delete a post from overview | |
249 | * @param $_id MSGNUM of post | |
250 | */ | |
251 | ||
3ca86dfe | 252 | function delid($_id, $write=true) |
e785d91c | 253 | { |
254 | if (isset($this->overview[$_id])) { | |
255 | if (sizeof($this->overview[$_id]->parent)) { | |
256 | $this->overview[$this->overview[$_id]->parent]->children = | |
257 | array_diff($this->overview[$this->overview[$_id]->parent]->children, array($_id)); | |
258 | if (sizeof($this->overview[$_id]->children)) { | |
259 | $this->overview[$this->overview[$_id]->parent]->children = | |
260 | array_merge($this->overview[$this->overview[$_id]->parent]->children, $this->overview[$_id]->children); | |
261 | foreach ($this->overview[$_id]->children as $c) { | |
262 | $this->overview[$c]->parent = $this->overview[$_id]->parent; | |
263 | $this->overview[$c]->parent_direct = false; | |
264 | } | |
265 | } | |
266 | $p = $this->overview[$_id]->parent; | |
267 | while ($p) { | |
268 | $this->overview[$p]->desc--; | |
269 | $p = $this->overview[$p]->parent; | |
270 | } | |
271 | } elseif (sizeof($this->overview[$_id]->children)) { | |
272 | foreach ($this->overview[$_id]->children as $c) { | |
273 | $this->overview[$c]->parent = null; | |
274 | } | |
275 | } | |
276 | unset($this->overview[$_id]); | |
3ca86dfe | 277 | $msgid = array_search($_id, $this->ids); |
e785d91c | 278 | if ($msgid) { |
279 | unset($this->ids[$msgid]); | |
280 | } | |
281 | ||
dd7d1c59 | 282 | if ($write) { $this->_saveToFile(); } |
e785d91c | 283 | } |
35ca8036 | 284 | } |
810ac1df | 285 | |
e785d91c | 286 | /** displays children tree of a post |
287 | * @param $_id INTEGER MSGNUM of post | |
288 | * @param $_index INTEGER linear number of post in the tree | |
289 | * @param $_first INTEGER linear number of first post displayed | |
290 | * @param $_last INTEGER linear number of last post displayed | |
291 | * @param $_ref STRING MSGNUM of current post | |
292 | * @param $_pfx_node STRING prefix used for current node | |
293 | * @param $_pfx_end STRING prefix used for children of current node | |
294 | * @param $_head BOOLEAN true if first post in thread | |
295 | */ | |
810ac1df | 296 | |
65d96b1f | 297 | function _to_html($_id, $_index, $_first=0, $_last=0, $_ref="", $_pfx_node="", $_pfx_end="", $_head=true) |
75ff2f64 | 298 | { |
e785d91c | 299 | $spfx_f = '<img src="img/k1.gif" height="21" width="9" alt="o" />'; |
300 | $spfx_n = '<img src="img/k2.gif" height="21" width="9" alt="*" />'; | |
301 | $spfx_Tnd = '<img src="img/T-direct.gif" height="21" width="12" alt="+" />'; | |
302 | $spfx_Lnd = '<img src="img/L-direct.gif" height="21" width="12" alt="`" />'; | |
303 | $spfx_snd = '<img src="img/s-direct.gif" height="21" width="5" alt="-" />'; | |
304 | $spfx_T = '<img src="img/T.gif" height="21" width="12" alt="+" />'; | |
305 | $spfx_L = '<img src="img/L.gif" height="21" width="12" alt="`" />'; | |
306 | $spfx_s = '<img src="img/s.gif" height="21" width="5" alt="-" />'; | |
307 | $spfx_e = '<img src="img/e.gif" height="21" width="12" alt=" " />'; | |
308 | $spfx_I = '<img src="img/I.gif" height="21" width="12"alt="|" />'; | |
309 | ||
cced14b6 | 310 | if ($_index + $this->overview[$_id]->desc < $_first || $_index > $_last) { |
311 | return; | |
810ac1df | 312 | } |
e785d91c | 313 | |
65d96b1f | 314 | $res = ''; |
315 | ||
cced14b6 | 316 | if ($_index>=$_first) { |
cced14b6 | 317 | $hc = empty($this->overview[$_id]->children); |
318 | ||
65d96b1f | 319 | $res .= '<tr class="'.($_index%2?'pair':'impair').($this->overview[$_id]->isread?'':' new')."\">\n"; |
320 | $res .= "<td class='date'>".fancyDate($this->overview[$_id]->date)." </td>\n"; | |
321 | $res .= "<td class='subj'>" | |
322 | ."<div class='tree'>$_pfx_node".($hc?($_head?$spfx_f:($this->overview[$_id]->parent_direct?$spfx_s:$spfx_snd)):$spfx_n) | |
dd7d1c59 | 323 | ."</div>"; |
324 | if ($_index == $_ref) { | |
65d96b1f | 325 | $res .= '<span class="cur">'.htmlentities($this->overview[$_id]->subject).'</span>'; |
dd7d1c59 | 326 | } else { |
8d99c683 | 327 | $res .= "<a href='?group={$this->group}&artid=$_id'>".htmlentities($this->overview[$_id]->subject).'</a>'; |
cced14b6 | 328 | } |
65d96b1f | 329 | $res .= "</td>\n<td class='from'>".formatFrom($this->overview[$_id]->from)."</td>\n</tr>"; |
dd7d1c59 | 330 | |
65d96b1f | 331 | if ($hc) { return $res; } |
cced14b6 | 332 | } |
333 | ||
dd7d1c59 | 334 | $_index ++; |
cced14b6 | 335 | |
336 | $children = $this->overview[$_id]->children; | |
e785d91c | 337 | while ($child = array_shift($children)) { |
65d96b1f | 338 | if ($_index > $_last) { return $res; } |
dd7d1c59 | 339 | if ($_index+$this->overview[$child]->desc >= $_first) { |
e785d91c | 340 | if (sizeof($children)) { |
65d96b1f | 341 | $res .= $this->_to_html($child, $_index, $_first, $_last, $_ref, |
dd7d1c59 | 342 | $_pfx_end.($this->overview[$child]->parent_direct?$spfx_T:$spfx_Tnd), |
3ca86dfe | 343 | $_pfx_end.$spfx_I, false); |
e785d91c | 344 | } else { |
65d96b1f | 345 | $res .= $this->_to_html($child, $_index, $_first, $_last, $_ref, |
dd7d1c59 | 346 | $_pfx_end.($this->overview[$child]->parent_direct?$spfx_L:$spfx_Lnd), |
3ca86dfe | 347 | $_pfx_end.$spfx_e, false); |
e785d91c | 348 | } |
349 | } | |
dd7d1c59 | 350 | $_index += $this->overview[$child]->desc; |
810ac1df | 351 | } |
65d96b1f | 352 | |
353 | return $res; | |
810ac1df | 354 | } |
810ac1df | 355 | |
e785d91c | 356 | /** Displays overview |
357 | * @param $_first INTEGER MSGNUM of first post | |
358 | * @param $_last INTEGER MSGNUM of last post | |
359 | * @param $_ref STRING MSGNUM of current/selectionned post | |
360 | */ | |
810ac1df | 361 | |
65d96b1f | 362 | function to_html($_first=0, $_last=0, $_ref = null) |
75ff2f64 | 363 | { |
65d96b1f | 364 | $res = '<table class="bicol banana_thread" cellpadding="0" cellspacing="0">'; |
365 | ||
366 | if (is_null($_ref)) { | |
367 | $res .= '<tr><th>'._b_('Date').'</th>'; | |
368 | $res .= '<th>'._b_('Sujet').'</th>'; | |
369 | $res .= '<th>'._b_('Auteur').'</th></tr>'; | |
370 | } | |
371 | ||
e785d91c | 372 | $index = 1; |
373 | if (sizeof($this->overview)) { | |
cced14b6 | 374 | foreach ($this->roots as $id) { |
65d96b1f | 375 | $res .= $this->_to_html($id, $index, $_first, $_last, $_ref); |
cced14b6 | 376 | $index += $this->overview[$id]->desc ; |
dd7d1c59 | 377 | if ($index > $_last) { break; } |
e785d91c | 378 | } |
810ac1df | 379 | } else { |
65d96b1f | 380 | $res .= '<tr><td colspan="3">'._b_('Aucun message dans ce forum').'</td></tr>'; |
810ac1df | 381 | } |
65d96b1f | 382 | |
383 | return $res .= '</table>'; | |
810ac1df | 384 | } |
810ac1df | 385 | |
e785d91c | 386 | /** computes linear post index |
387 | * @param $_id INTEGER MSGNUM of post | |
388 | * @return INTEGER linear index of post | |
389 | */ | |
810ac1df | 390 | |
75ff2f64 | 391 | function getndx($_id) |
392 | { | |
cced14b6 | 393 | $ndx = 1; |
394 | $id_cur = $_id; | |
4ced5065 | 395 | while (true) { |
cced14b6 | 396 | $id_parent = $this->overview[$id_cur]->parent; |
4ced5065 | 397 | if (is_null($id_parent)) break; |
cced14b6 | 398 | $pos = array_search($id_cur, $this->overview[$id_parent]->children); |
4ced5065 | 399 | |
cced14b6 | 400 | for ($i = 0; $i < $pos ; $i++) { |
e785d91c | 401 | $ndx += $this->overview[$this->overview[$id_parent]->children[$i]]->desc; |
402 | } | |
403 | $ndx++; //noeud père | |
cced14b6 | 404 | |
405 | $id_cur = $id_parent; | |
810ac1df | 406 | } |
cced14b6 | 407 | |
408 | foreach ($this->roots as $i) { | |
409 | if ($i==$id_cur) { | |
e785d91c | 410 | break; |
411 | } | |
cced14b6 | 412 | $ndx += $this->overview[$i]->desc; |
e785d91c | 413 | } |
414 | return $ndx; | |
810ac1df | 415 | } |
810ac1df | 416 | } |
417 | ||
418 | ?> |