2 /*=====================================================================*\
3 || ###################################################################
4 || # ViewSVN [#]version[#]
5 || # Copyright ©2002-[#]year[#] Iris Studios, Inc.
7 || # This program is free software; you can redistribute it and/or modify
8 || # it under the terms of the GNU General Public License as published by
9 || # the Free Software Foundation; version [#]gpl[#] of the License.
11 || # This program is distributed in the hope that it will be useful, but
12 || # WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
13 || # or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
16 || # You should have received a copy of the GNU General Public License along
17 || # with this program; if not, write to the Free Software Foundation, Inc.,
18 || # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
19 || ###################################################################
20 \*=====================================================================*/
23 * File container for cacheV class
31 * This class is responsible for interacting with a given cacheV table.
32 * It controls rebuilding from scratch, updates, and querying the cache.
34 * @author Iris Studios, Inc.
35 * @copyright Copyright ©2002 - [#]year[#], Iris Studios, Inc.
47 var $controller = null
;
56 * Record count - the number of records in cacheV
62 * Memcache for all fetched revisions so we don't have to query-dupe
65 var $memcache = array('revs' => array(), 'nodes' => array());
67 // ###################################################################
69 * Constructor: initialies the registry
71 * @param object Controller
73 function cacheV(&$controller)
75 $this->controller
=& $controller;
79 // ###################################################################
81 * Sets the hash so we know what table we're dealing with
87 $this->hash
= md5($this->controller
->repospath
);
88 $this->controller
->registry
->debug("hash: $this->hash");
91 // ###################################################################
93 * Returns a node string that has the beginning and ending slashes
94 * removed to allow it to match to the _nodes cacheV table
98 * @param string Original string
100 * @return string Matchable string
102 function fetch_node_string($node)
104 trigger_error('You shouldn\'t be calling fetch_node_string. It\'s evil.', E_USER_WARNING
);
105 return preg_replace('#(^/|/$)#', '', $node);
108 // ###################################################################
110 * Returns a specific log entry
114 * @param integer Revision number
116 * @return array Complete revision/commit entry
118 function fetch_revision($revision)
120 $revision = $this->controller
->registry
->clean($revision, TYPE_UINT
);
122 if (!isset($this->memcache
['revs']["$revision"]))
124 $this->memcache
['revs']["$revision"] = $this->controller
->registry
->db
->query_first("SELECT * FROM {$this->hash}_revs " . ($revision == 0 ?
" ORDER BY revision DESC LIMIT 1" : "WHERE revision = $revision"));
125 $this->memcache
['revs']["$revision"]['files'] = unserialize($this->memcache
['revs']["$revision"]['files']);
128 return $this->memcache
['revs']["$revision"];
131 // ###################################################################
133 * Returns the revision entry before the specified one
137 * @param integer Revision number
139 * @return array Complete revision/commit entry
141 function fetch_prev_revision($revision)
143 $data = $this->fetch_node();
144 $data = $data['history'];
145 if (sizeof($data) < 1)
147 return $this->fetch_revision(0);
150 $list = array_keys($data);
151 $key = array_search($revision, $list);
153 if ($revision == 'HEAD')
158 $key++
; // go to the next earliest revision
159 if (!isset($list["$key"]))
164 return $this->fetch_revision($list["$key"]);
167 // ###################################################################
169 * Returns the latest revision that the file is at
173 * @return integer HEAD revision
175 function fetch_head_revision()
177 $data = $this->fetch_node();
178 $data = $data['history'];
180 return max(array_keys($data));
183 // ###################################################################
185 * Returns the revision entry that it's in context with the node. For
186 * instance, if the version 50 was passed and this node only has 48 as
187 * it's max, 48 will be returned.
191 * @param integer Target revision
193 * @return integer Contextual revision
195 function fetch_revision_context($target)
197 $data = $this->fetch_node();
198 $data = $data['history'];
200 if (isset($data["$target"]))
202 return $this->fetch_revision($target);
205 $keys = array_keys($data);
208 foreach ($keys AS $id => $revnum)
210 if ($target > $revnum)
218 else if ($target < $revnum)
228 return $this->fetch_revision($rev);
231 // ###################################################################
233 * Fetches the latest revision for a given path
237 * @return integer Latest revision; FALSE if none (not in HEAD)
239 function fetch_node()
241 $node = $this->controller
->path
;
242 if (!isset($this->memcache
['nodes']["$node"]))
244 $result = $this->controller
->registry
->db
->query_first("SELECT * FROM {$this->hash}_nodes WHERE name = '" . $this->controller
->registry
->escape($node) . "'");
245 if ($result == false
)
250 $this->memcache
['nodes']["$node"] = $result;
251 $this->memcache
['nodes']["$node"]['history'] = unserialize($this->memcache
['nodes']["$node"]['history']);
254 return $this->memcache
['nodes']["$node"];
257 // ###################################################################
259 * Checks to see if a given node is a directory. Returns TRUE if so.
263 * @return bool TRUE if directory, FALSE if not
267 $node = $this->fetch_node();
268 if ($node['node'] == 'dir')
276 // ###################################################################
278 * Checks to see if it's necessary to rebuild the cacheV table for the
279 * current repository. This is done by making sure $count > 0. If not,
280 * then rebuild() is run. This also checks against the cacheV table
281 * to make sure that it's up-to-date against the root repository.
285 function exec_build()
287 $result = $this->controller
->registry
->db
->query_first("SELECT MAX(revision) AS max FROM {$this->hash}_revs");
288 $this->count
= $result['max'];
290 // time to go from the start
291 if ($this->count
== 0)
297 // send an Xquery to SVN to see if we need to update
298 $query = $this->controller
->library
->svn('info --xml ' . $this->controller
->repospath
);
299 $query = implode("\n", $query);
301 $tree = $this->controller
->registry
->xml
->parse($query);
303 if ($tree['info']['entry']['revision'] != $this->count
)
305 $this->build($this->count
);
310 // ###################################################################
312 * Builds the cacheV table. This can be used to build only part of the
313 * cache or the entire thing, if the revision is set to NULL.
317 * @param integer Lower (current) revision
319 function build($revision)
321 $start = microtime();
324 $output = $this->controller
->library
->svn('log --xml -v ' . ($revision !== null ?
'-r' . $revision . ':HEAD ' : '') . $this->controller
->repospath
);
325 $output = implode("\n", $output);
326 $tree = $this->controller
->registry
->xml
->parse($output);
329 $output = $this->controller
->library
->svn('info --xml -R ' . ($revision !== null ?
'-r' . $revision . ':HEAD ' : '') . $this->controller
->repospath
);
330 $output = implode("\n", $output);
331 $infolist = $this->controller
->registry
->xml
->parse($output);
333 // other part of _nodes: properties
334 $output = $this->controller
->library
->svn('proplist -v -R ' . ($revision !== null ?
' -r' . $revision . ':HEAD ' : '') . $this->controller
->repospath
);
335 foreach ($output AS $line)
337 if (preg_match('#^Properties on \'(.*?)\':$#', $line, $bits))
339 $proplist["$index"]["$curprop"] = trim($proplist["$index"]["$curprop"]);
340 $index = str_replace($this->controller
->repospath
, '', $bits[1]);
345 if (preg_match('#^\s+(.*)\s:\s(.*)#', $line, $matches))
347 $curprop = $matches[1];
348 $proplist["$index"]["$curprop"] = $matches[2] . "\n";
351 else if ($capture == true
)
353 $proplist["$index"]["$curprop"] .= $line . "\n";
358 // construct _revs inserts and the list of add revisions
359 foreach ($tree['log']['logentry'] AS $log)
361 $this->controller
->registry
->xml
->unify_node($log['paths']['path']);
363 $inserts['revs'][] = "($log[revision], '{$log['author']['value']}', '{$log['date']['value']}', '" . $this->controller
->registry
->escape($log['msg']['value']) . "', '" . $this->controller
->registry
->escape(serialize($log['paths']['path'])) . "')";
365 foreach ($log['paths']['path'] AS $path)
367 if (trim($path['action']) == 'A')
369 $path['value'] = preg_replace('#^/#', '', $path['value']);
370 $addlist["$path[value]"] = $log['revision'];
375 // construct list of HEAD nodes for _nodes
376 foreach ($infolist['info']['entry'] AS $node)
378 $history = $this->controller
->library
->svn('log --xml ' . $node['url']['value']);
379 $history = implode("\n", $history);
380 $history = $this->controller
->registry
->xml
->parse($history);
384 foreach ($history['log']['logentry'] AS $log)
386 // WHY THE HELL DOES THIS GET HIT ON REBUILDS?
393 $loglist["$log[revision]"] = array(
394 'revision' => $log['revision'],
395 'author' => $log['author']['value'], // why does PHP5 hate this?
396 'date' => $log['date']['value'],
397 'message' => $log['msg']['value']
401 $path = str_replace($this->controller
->repospath
, '', $node['url']['value']);
402 $path = ($path == '' ?
'/' : $path);
404 $inserts['nodes'][] = "('$path', '" . $node['kind'] . "', " . $node['commit']['revision'] . ", '" . $this->controller
->registry
->escape(serialize($loglist)) . "', '" . $this->controller
->registry
->escape(serialize($proplist["$path"])) . "')";
408 $this->controller
->registry
->db
->query("
409 REPLACE INTO {$this->hash}_revs
410 (revision, author, dateline, message, files)
412 " . implode(",\n", $inserts['revs'])
416 $this->controller
->registry
->db
->query("
417 REPLACE INTO {$this->hash}_nodes
418 (name, node, revision, history, properties)
420 " . implode(",\n", $inserts['nodes'])
423 $this->controller
->registry
->debug("TIME TO (RE)BUILD: " . $this->controller
->registry
->funct
->fetch_microtime_diff($start));
427 /*=====================================================================*\
428 || ###################################################################
431 || ###################################################################
432 \*=====================================================================*/