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6855525e JL |
1 | <?php |
2 | /* | |
3 | * Copyright (C) 2003-2004 Polytechnique.org | |
4 | * http://opensource.polytechnique.org/ | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
19 | */ | |
20 | ||
6855525e JL |
21 | require_once 'Barrel/File.php'; |
22 | ||
23 | ||
24 | /** This class describes a Barrel Page. | |
25 | */ | |
26 | class Diogenes_Barrel_Page | |
27 | { | |
28 | /** The Barrel this Page belongs to. */ | |
29 | var $barrel; | |
30 | ||
31 | /** The Page's properties */ | |
32 | var $props = array(); | |
33 | ||
34 | ||
35 | /** Construct a Barrel Page object. | |
36 | * | |
37 | * @param $barrel | |
38 | * @param $props | |
39 | */ | |
40 | function Diogenes_Barrel_Page(&$barrel, $props) | |
41 | { | |
42 | if (!is_object($barrel)) | |
43 | { | |
44 | trigger_error("\$barrel is not an object!", E_USER_ERROR); | |
45 | } | |
46 | ||
47 | $this->barrel =& $barrel; | |
48 | $this->props = array( | |
49 | 'PID' => 0, | |
50 | 'parent' => 0, | |
51 | 'location' => '', | |
52 | 'title' => '', | |
53 | 'perms' => 'public', | |
54 | 'wperms' => 'admin', | |
55 | 'status' => 0, | |
56 | 'template' => '' | |
57 | ); | |
58 | ||
59 | if (is_array($props)) | |
60 | { | |
61 | foreach (array_keys($props) as $key) | |
62 | { | |
63 | $this->props[$key] = $props[$key]; | |
64 | } | |
65 | } | |
66 | //echo "[" . $this->props['PID'] . "][". $this->props['location'] . "], parent : [".$this->props['parent']."]<br/>"; | |
67 | } | |
68 | ||
69 | ||
70 | /** Delete a Barrel Page. | |
71 | * | |
72 | * @param $barrel | |
73 | * @param $dir | |
74 | * @param $caller | |
75 | */ | |
76 | function delete(&$barrel, $dir, &$caller) | |
77 | { | |
78 | global $globals; | |
79 | ||
d0b659f7 JL |
80 | $loc = $barrel->getLocation($dir); |
81 | if (!$loc) | |
82 | { | |
83 | $caller->info("Error : not deleting page $dir\n"); | |
84 | return false; | |
85 | } | |
86 | ||
87 | $caller->info(__("Deleting page"). " '$loc'"); | |
6855525e JL |
88 | |
89 | // check there are no child pages | |
90 | $res = $globals->db->query("select PID from {$barrel->table_page} where parent=$dir"); | |
91 | $num = mysql_num_rows($res); | |
92 | mysql_free_result($res); | |
93 | if ($num > 0) | |
94 | { | |
95 | $caller->info(__("Not deleting page, it has child pages!")); | |
3a35c9be | 96 | return false; |
6855525e JL |
97 | } |
98 | ||
99 | $rcs = $caller->getRcs(); | |
100 | $globals->db->query("delete from {$barrel->table_page} where PID=$dir"); | |
d0b659f7 | 101 | $caller->log("page_delete","{$barrel->alias}:$loc"); |
6855525e JL |
102 | system("rm -rf ". escapeshellarg($rcs->rcsPath($dir))); |
103 | system("rm -rf ". escapeshellarg($rcs->spoolPath($dir))); | |
104 | $barrel->compileTree(); | |
105 | $barrel->readTree(); | |
3a35c9be | 106 | return true; |
6855525e JL |
107 | } |
108 | ||
109 | ||
110 | /** Read a Page's properties from database. | |
111 | * | |
112 | * @param $barrel | |
113 | * @param $dir | |
114 | */ | |
115 | function fromDb(&$barrel, $dir) | |
116 | { | |
117 | global $globals; | |
118 | $retval = ''; | |
119 | ||
120 | $res = $globals->db->query("select * from {$barrel->table_page} where PID='$dir'"); | |
121 | if ($props = mysql_fetch_assoc($res)) { | |
122 | $retval = new Diogenes_Barrel_Page($barrel, $props); | |
123 | } | |
124 | mysql_free_result($res); | |
125 | return $retval; | |
126 | } | |
127 | ||
128 | ||
129 | /** Returns the location of a given file | |
130 | * | |
131 | * @param $file | |
132 | */ | |
133 | function getLocation($file = '') | |
134 | { | |
135 | $dirloc = $this->barrel->getLocation($this->props['PID']); | |
136 | $floc = (strlen($dirloc) ? "$dirloc/" : '') . $file; | |
137 | return $floc; | |
138 | } | |
139 | ||
140 | ||
141 | /** Return the list of action applicable to the page | |
142 | */ | |
143 | function make_actions() | |
144 | { | |
145 | global $globals; | |
146 | $props = $this->props; | |
147 | ||
148 | $actions = array( | |
149 | array( __("view"), "../". $this->getLocation(), "view" ), | |
150 | array( __("edit"), "edit?dir={$props['PID']}&file=page.html", "edit"), | |
151 | array( __("properties"), "pages?action=edit&dir={$props['PID']}", "properties"), | |
152 | array( __("revisions"), "files?action=revs&dir={$props['PID']}&target={$globals->htmlfile}","revisions") | |
153 | ); | |
154 | ||
155 | if ($this->barrel->flags->hasFlag('plug')) | |
156 | { | |
157 | array_push($actions, array( __("plugins"), "plugins?plug_page={$props['PID']}", "plugins")); | |
158 | } | |
159 | if ($props['location'] != '') | |
160 | array_push($actions, array( __("delete"), "javascript:page_delete('{$props['PID']}','{$props['location']}');","delete")); | |
161 | ||
162 | return $globals->icons->get_action_icons($actions); | |
163 | } | |
164 | ||
165 | ||
166 | /** Build the 'Page' toolbar | |
167 | */ | |
8edec79d | 168 | function make_toolbar(&$caller) |
6855525e JL |
169 | { |
170 | global $globals; | |
171 | $props = $this->props; | |
172 | ||
173 | $topbar = array (); | |
8edec79d | 174 | $from = htmlentities($caller->script_uri()); |
6855525e JL |
175 | |
176 | if ($props['PID']) { | |
177 | $hp = $this->barrel->getPID(''); | |
178 | array_push($topbar, array(__("home"), ($props['PID'] == $hp) ? "" : "files?dir=$hp")); | |
179 | array_push($topbar, array(__("parent page"), $props['parent'] ? "files?dir=".$props['parent'] : "")); | |
180 | ||
181 | array_push($topbar, array( __("browse files"), "files?dir={$props['PID']}" )); | |
182 | array_push($topbar, array( __("page properties"), "pages?dir={$props['PID']}" )); | |
183 | array_push($topbar, array( __("view page"), "../". $this->getLocation())); | |
8edec79d | 184 | array_push($topbar, array(__("add a page"), "pages?action=edit&parent=".$props['PID']."&from=$from") ); |
6855525e JL |
185 | if ($this->barrel->flags->hasFlag("plug")) { |
186 | array_push($topbar, array( __("plugins"), "plugins?plug_page={$props['PID']}" ) ); | |
187 | } | |
188 | } | |
189 | ||
190 | return $topbar; | |
191 | ||
192 | } | |
193 | ||
194 | ||
195 | /** Build the 'File' toolbar | |
196 | */ | |
197 | function make_doc_toolbar(&$rcs) | |
198 | { | |
199 | global $globals; | |
200 | ||
201 | if ($globals->word_import && file_exists($rcs->spoolPath($this->props['PID'],$globals->wordfile)) ) { | |
202 | $bfile = new Diogenes_Barrel_File($this, $globals->wordfile); | |
203 | $toolbar = $bfile->make_toolbar(0); | |
204 | } else { | |
205 | $bfile = new Diogenes_Barrel_File($this, $globals->htmlfile); | |
206 | $toolbar = $bfile->make_toolbar(1); | |
207 | } | |
208 | return $toolbar; | |
209 | } | |
210 | ||
211 | ||
8edec79d | 212 | /** Write the page's properties to database and returns the PID of that page. |
6855525e JL |
213 | * |
214 | * @param $homepage | |
215 | * @param $caller | |
216 | */ | |
217 | function toDb($homepage, &$caller) | |
218 | { | |
219 | global $globals; | |
220 | ||
221 | $props = $this->props; | |
222 | // check we are not creating a publicly writable page | |
223 | // on a barrel with PHP execution enabled! | |
224 | if ($props['PID']) | |
225 | { | |
226 | $cache = $globals->plugins->readCache($this->barrel->pluginsCacheFile, $this->barrel->alias); | |
227 | $plugs_active = $globals->plugins->cachedActive($cache, $this->barrel->alias, $props['PID']); | |
228 | foreach($plugs_active as $plugentry) | |
229 | { | |
230 | $plug_h = $globals->plugins->load($plugentry); | |
231 | if (!is_object($plug_h)) | |
232 | { | |
233 | $caller->info("failed to load plugin '{$plugentry['plugin']}'"); | |
234 | return; | |
235 | } | |
236 | if (!$plug_h->allow_wperms($props['wperms'])) | |
237 | { | |
238 | $caller->info("plugin '{$plugentry['plugin']}' is not allowed with write permissions '{$props['wperms']}'!"); | |
239 | return; | |
240 | } | |
241 | } | |
242 | } | |
6855525e JL |
243 | |
244 | // check that the location is valid | |
245 | if ($homepage) | |
246 | { | |
247 | // homepage | |
248 | $props['location'] = ''; | |
249 | ||
250 | } else { | |
251 | ||
252 | // check the location is well formatted | |
253 | if (!preg_match("/^[a-zA-Z0-9_\-]*$/",$props['location'])) | |
254 | { | |
255 | $caller->info(__("the page location cannot contain spaces or special characters")); | |
256 | return; | |
257 | } | |
258 | ||
259 | // check this is not a forbidden location | |
260 | if (in_array($props['location'], $globals->invalidlocations)) | |
261 | { | |
262 | $caller->info(__("this location cannot be used, it is reserved by Diogenes")); | |
263 | return; | |
264 | } | |
265 | ||
266 | } | |
267 | ||
268 | // this is a new entry, initialise | |
269 | if (!$props['PID']) { | |
270 | // new entry | |
271 | $globals->db->query("insert into {$this->barrel->table_page} set location='temp'"); | |
272 | $props['PID'] = mysql_insert_id(); | |
273 | $caller->info(__("Creating new page")." {$props['PID']}"); | |
274 | ||
275 | $caller->log("page_create","{$this->barrel->alias}:{$props['PID']}"); | |
276 | ||
277 | // initialise the page | |
278 | $rcs = $caller->getRcs(); | |
279 | $rcs->newdir("",$props['PID']); | |
280 | $rcs->commit($props['PID'],$globals->htmlfile,""); | |
281 | } else { | |
282 | $caller->log("page_props","{$this->barrel->alias}:{$props['PID']}"); | |
283 | } | |
284 | ||
285 | ||
286 | // check we have a location | |
287 | if (!$homepage and !strlen($props['location'])) | |
288 | { | |
289 | $props['location'] = $props['PID']; | |
290 | } | |
291 | ||
292 | ||
293 | // check that the filiation is valid | |
294 | if ($props['parent']) | |
295 | { | |
296 | // we need to insure that the parent is not already a child of the current page | |
297 | $parent = $props['parent']; | |
298 | while ($parent) | |
299 | { | |
300 | $oldparent = $parent; | |
301 | $res = $globals->db->query("select parent from {$this->barrel->table_page} where PID=$parent"); | |
302 | list($parent) = mysql_fetch_row($res); | |
303 | mysql_free_result($res); | |
304 | if ($parent == $props['PID']) | |
305 | { | |
306 | $caller->info(__("A page cannot be its own parent (page $oldparent is a child of $parent)!")); | |
307 | break; | |
308 | } | |
309 | } | |
310 | } | |
311 | ||
312 | // $caller->info("setting parent to {$props['parent']}"); | |
313 | ||
314 | // update data fields | |
315 | $sql = | |
316 | "update {$this->barrel->table_page} set ". | |
317 | "parent='{$props['parent']}',". | |
318 | "location='{$props['location']}',". | |
319 | "title='{$props['title']}',". | |
320 | "perms='{$props['perms']}',". | |
321 | "wperms='{$props['wperms']}',". | |
322 | "status='{$props['status']}',". | |
323 | "template='{$props['template']}' ". | |
324 | "where PID='{$props['PID']}'"; | |
325 | //$caller->info($sql); | |
326 | $globals->db->query($sql); | |
327 | ||
328 | // order by location | |
329 | $globals->db->query("alter table {$this->barrel->table_page} order by parent,location"); | |
330 | ||
331 | // recompile tree | |
332 | $this->barrel->compileTree(); | |
8edec79d JL |
333 | $this->barrel->readTree(); |
334 | ||
335 | return $props['PID']; | |
336 | } | |
337 | ||
6855525e JL |
338 | } |
339 | ||
340 | ?> |