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 * Fetches the latest revision for a given path
189 * @return integer Latest revision; FALSE if none (not in HEAD)
191 function fetch_node()
193 $node = $this->controller
->path
;
194 if (!isset($this->memcache
['nodes']["$node"]))
196 $result = $this->controller
->registry
->db
->query_first("SELECT * FROM {$this->hash}_nodes WHERE name = '" . $this->controller
->registry
->escape($node) . "'");
197 if ($result == false
)
202 $this->memcache
['nodes']["$node"] = $result;
203 $this->memcache
['nodes']["$node"]['history'] = unserialize($this->memcache
['nodes']["$node"]['history']);
206 return $this->memcache
['nodes']["$node"];
209 // ###################################################################
211 * Checks to see if a given node is a directory. Returns TRUE if so.
215 * @return bool TRUE if directory, FALSE if not
219 $node = $this->fetch_node();
220 if ($node['node'] == 'dir')
228 // ###################################################################
230 * Checks to see if it's necessary to rebuild the cacheV table for the
231 * current repository. This is done by making sure $count > 0. If not,
232 * then rebuild() is run. This also checks against the cacheV table
233 * to make sure that it's up-to-date against the root repository.
237 function exec_build()
239 $result = $this->controller
->registry
->db
->query_first("SELECT MAX(revision) AS max FROM {$this->hash}_revs");
240 $this->count
= $result['max'];
242 // time to go from the start
243 if ($this->count
== 0)
249 // send an Xquery to SVN to see if we need to update
250 $query = $this->controller
->library
->svn('info --xml ' . $this->controller
->repospath
);
251 $query = implode("\n", $query);
253 $tree = $this->controller
->registry
->xml
->parse($query);
255 if ($tree['info']['entry']['revision'] != $this->count
)
257 $this->build($this->count
);
262 // ###################################################################
264 * Builds the cacheV table. This can be used to build only part of the
265 * cache or the entire thing, if the revision is set to NULL.
269 * @param integer Lower (current) revision
271 function build($revision)
273 $start = microtime();
276 $output = $this->controller
->library
->svn('log --xml -v ' . ($revision !== null ?
'-r' . $revision . ':HEAD ' : '') . $this->controller
->repospath
);
277 $output = implode("\n", $output);
278 $tree = $this->controller
->registry
->xml
->parse($output);
281 $output = $this->controller
->library
->svn('info --xml -R ' . ($revision !== null ?
'-r' . $revision . ':HEAD ' : '') . $this->controller
->repospath
);
282 $output = implode("\n", $output);
283 $infolist = $this->controller
->registry
->xml
->parse($output);
285 // other part of _nodes: properties
286 $output = $this->controller
->library
->svn('proplist -v -R ' . ($revision !== null ?
' -r' . $revision . ':HEAD ' : '') . $this->controller
->repospath
);
287 foreach ($output AS $line)
289 if (preg_match('#^Properties on \'(.*?)\':$#', $line, $bits))
291 $proplist["$index"]["$curprop"] = trim($proplist["$index"]["$curprop"]);
292 $index = str_replace($this->controller
->repospath
, '', $bits[1]);
297 if (preg_match('#^\s+(.*)\s:\s(.*)#', $line, $matches))
299 $curprop = $matches[1];
300 $proplist["$index"]["$curprop"] = $matches[2] . "\n";
303 else if ($capture == true
)
305 $proplist["$index"]["$curprop"] .= $line . "\n";
310 // construct _revs inserts and the list of add revisions
311 foreach ($tree['log']['logentry'] AS $log)
313 $this->controller
->registry
->xml
->unify_node($log['paths']['path']);
315 $inserts['revs'][] = "($log[revision], '{$log['author']['value']}', '{$log['date']['value']}', '" . $this->controller
->registry
->escape($log['msg']['value']) . "', '" . $this->controller
->registry
->escape(serialize($log['paths']['path'])) . "')";
317 foreach ($log['paths']['path'] AS $path)
319 if (trim($path['action']) == 'A')
321 $path['value'] = preg_replace('#^/#', '', $path['value']);
322 $addlist["$path[value]"] = $log['revision'];
327 // construct list of HEAD nodes for _nodes
328 foreach ($infolist['info']['entry'] AS $node)
330 $history = $this->controller
->library
->svn('log --xml ' . $node['url']['value']);
331 $history = implode("\n", $history);
332 $history = $this->controller
->registry
->xml
->parse($history);
336 foreach ($history['log']['logentry'] AS $log)
338 // WHY THE HELL DOES THIS GET HIT ON REBUILDS?
345 $loglist["$log[revision]"] = array(
346 'revision' => $log['revision'],
347 'author' => $log['author']['value'], // why does PHP5 hate this?
348 'date' => $log['date']['value'],
349 'message' => $log['msg']['value']
353 $path = str_replace($this->controller
->repospath
, '', $node['url']['value']);
355 $inserts['nodes'][] = "('$path', '" . $node['kind'] . "', " . $node['commit']['revision'] . ", '" . $this->controller
->registry
->escape(serialize($loglist)) . "', '" . $this->controller
->registry
->escape(serialize($proplist["$path"])) . "')";
359 $this->controller
->registry
->db
->query("
360 REPLACE INTO {$this->hash}_revs
361 (revision, author, dateline, message, files)
363 " . implode(",\n", $inserts['revs'])
367 $this->controller
->registry
->db
->query("
368 REPLACE INTO {$this->hash}_nodes
369 (name, node, revision, history, properties)
371 " . implode(",\n", $inserts['nodes'])
374 $this->controller
->registry
->debug("TIME TO (RE)BUILD: " . $this->controller
->registry
->funct
->fetch_microtime_diff($start));
378 /*=====================================================================*\
379 || ###################################################################
382 || ###################################################################
383 \*=====================================================================*/