2 /*=====================================================================*\
3 || ################################################################### ||
4 || # ViewSVN [#]version[#]
5 || # --------------------------------------------------------------- # ||
6 || # Copyright ©2002-[#]year[#] by Iris Studios, Inc. All Rights Reserved. # ||
7 || # This file may not be reproduced in any way without permission. # ||
8 || # --------------------------------------------------------------- # ||
9 || # User License Agreement at http://www.iris-studios.com/license/ # ||
10 || ################################################################### ||
11 \*=====================================================================*/
14 * Command line interface with the SVN commands
20 * Interacts with the command line subsystem to
21 * access SVN information
29 * Path to the SVN binary
35 * Common command system
41 * Constructor: validate SVN path
43 * @param string Path to SVN binary
45 function SVNLib($svnpath)
49 $this->svnpath
= $viewsvn->shell
->cmd($svnpath);
51 $this->common
=& new SVNCommon();
53 $access = $viewsvn->shell
->exec($this->svnpath
. ' --version');
57 $viewsvn->trigger
->error('svn binary could not be found');
60 if (!preg_match('#^svn, version (.*?)\)$#i', trim($access[0])))
62 $viewsvn->trigger
->error('svn binary does not pass test');
67 * Prepares data for output
71 * @param string Standard data
73 * @return string Output-ready data
75 function format($string)
78 $string = htmlspecialchars($string);
81 $string = str_replace("\t", ' ', $string);
84 $string = str_replace(' ', ' ', $string);
86 // convert advanced diff
87 $string = str_replace(array('{@++}', '{@--}'), array('<span class="diff_add">', '<span class="diff_del">'), $string);
88 $string = str_replace(array('{/@++}', '{/@--}'), '</span>', $string);
91 $string = nl2br($string);
97 * Executes the SVN binary
101 * @param string Command
103 * @return array Output
105 function svn($command)
109 $output = $viewsvn->shell
->exec($this->svnpath
. ' ' . $command . ' 2>&1');
110 $temp = implode("\n", $output);
111 if (strpos($temp, 'apr_error=') !== false
OR strpos($temp, 'svn:') !== false
)
113 $viewsvn->trigger
->error(nl2br($temp));
119 * SVN Wrapper: standard command system
123 * @param string SVN command
124 * @param string Repository
126 * @param integer Revision
128 * @return array Lines of output
130 function std($command, $repos, $path, $revision)
134 $revision = $this->rev($revision);
135 $repospath = $viewsvn->repos
->fetch_path($repos, false
);
137 return $this->svn($command . ' -r' . $revision . ' ' . $repospath . $path);
145 * @param string Repository
147 * @param integer Revision
149 * @return array Lines of blame output
151 function blame($repos, $path, $revision)
153 return $this->std('blame', $repos, $path, $revision);
161 * @param string Repository
163 * @param integer Revision
165 * @return array Lines of cat output
167 function cat($repos, $path, $revision)
169 return $this->std('cat', $repos, $path, $revision);
177 * @param string Repository
179 * @param integer Lower revision
180 * @param integer Higher revision
182 * @return array Lines of diff output
184 function diff($repos, $path, $lorev, $hirev)
188 $hirev = $this->rev($hirev);
189 $lorev = $this->rev($lorev);
190 if ($lorev == 'HEAD')
195 if (is_integer($hirev) AND is_integer($lorev))
201 if ($lorev == $hirev)
207 $repospath = $viewsvn->repos
->fetch_path($repos, false
);
209 return $this->svn('diff -r' . $lorev . ':' . $hirev . ' ' . $repospath . $path);
217 * @param string Repository
219 * @param integer Lower revision
220 * @param integer Higher revision
222 * @return array Lines of log output
224 function log($repos, $path, $lorev, $hirev)
228 $hirev = $this->rev($hirev);
229 $lorev = $this->rev($hirev);
230 if ($lorev == 'HEAD')
235 if (is_integer($hirev) AND is_integer($lorev))
241 if ($lorev == $hirev)
247 $repospath = $viewsvn->repos
->fetch_path($repos, false
);
249 return $this->svn('log -r' . $hirev . ':' . $lorev . ' ' . $repospath . $path);
253 * SVN Wrapper: ls (list)
257 * @param string Repository
259 * @param integer Revision
261 * @return array Lines of list output
263 function ls($repos, $path, $revision)
265 return $this->std('list', $repos, $path, $revision);
269 * Generates a clean revision number
273 * @param integer Revision number
275 * @return mixed Cleaned revision or HEAD
277 function rev($revision)
279 if (($revision = intval($revision)) < 1)
288 * Commonly executed SVN commands that return data
289 * used in many parts of the system
315 * Constructor: bind with registry
321 $this->registry
=& $viewsvn;
325 * Checks to see if the given universal path is
330 * @param string Universal path
332 * @return bool Directory or not
334 function isdir($path)
336 $output = $this->registry
->svn
->cat($this->registry
->paths
->fetch_repos($path), $this->registry
->paths
->fetch_path($path), 'HEAD');
337 $output = implode("\n", $output);
338 if (strpos($output, 'svn:') === false
)
349 * Get a list of revisions for a path
353 * @param string Universal path
355 * @return array Key revisions
357 function fetch_revs($path)
359 if (!isset($this->revisions
["$path"]))
361 $log = new SVNLog($this->registry
->paths
->fetch_repos($path), $this->registry
->paths
->fetch_path($path), 0, 0);
363 $revs = array_keys($log->fetch());
365 $this->revisions
["$path"] = array(
367 'START' => $revs[ count($revs) - 1 ],
372 return $this->revisions
["$path"];
376 * Gets the revision that is marked as HEAD
380 * @param string Universal path
382 * @return integer Revision
384 function fetch_head_rev($path)
386 $revs = $this->fetch_revs($path);
387 return $revs['HEAD'];
391 * Returns the previous revision to the one given
395 * @param string Universal path
396 * @param integer Arbitrary revision
398 * @return integer Previous revision (-1 if none)
400 function fetch_prev_rev($path, $current)
402 $revs = $this->fetch_revs($path);
404 $index = array_search($current, $revs['revs']);
405 if ($current === false
)
407 $message->trigger
->error('revision ' . $current . ' is not in ' . $path);
410 if (isset($revs['revs'][ $index +
1 ]))
412 return $revs['revs'][ $index +
1 ];
425 * @param string Universal path
427 * @return array Log data
429 function fetch_logs($path)
431 if (!isset($this->logs
["$path"]))
433 $log = new SVNLog($this->registry
->paths
->fetch_repos($path), $this->registry
->paths
->fetch_path($path), 0, 0);
435 $this->logs
["$path"] = $log->fetch();
438 return $this->logs
["$path"];
442 * Returns a given log entry for a path
447 * @param string Universal path
448 * @param integer Arbitrary revision
450 * @return array Log entry
452 function fetch_log($path, $rev)
454 $logs = $this->fetch_logs($path);
456 $rev = $this->registry
->svn
->rev($rev);
459 $rev = $this->fetch_head_rev($path);
462 if (isset($logs["$rev"]))
464 return $logs["$rev"];
474 * Annotation/blame system; constructs an array
475 * that is ready for output
483 * Array of blame information
486 var $blame = array();
489 * Raw "svn blame" output
495 * Constructor: create blame and store data
497 * @param string Repository
499 * @param integer Revision
501 function SVNBlame($repos, $path, $revision)
505 $this->rawoutput
= $viewsvn->svn
->blame($repos, $path, $revision);
510 * Returns blame for display
514 * @return array Blame data
522 * Parses the blame data
530 foreach ($this->rawoutput
AS $line)
532 if (preg_match('#^\s+([0-9]+)\s+([\w\.\-_]+)\s(.*)$#', $line, $matches))
534 $this->blame
[] = array(
535 'rev' => $matches[1],
536 'author' => $matches[2],
537 'line' => $matches[3],
538 'lineno' => $lineno++
542 else if (preg_match('#^\s+([0-9]+)\s+([\w\.\-_]+)$#', $line, $matches))
544 $this->blame
[] = array(
545 'rev' => $matches[1],
546 'author' => $matches[2],
548 'lineno' => $lineno++
556 * Log management system; creates a complex list
557 * of SVN log information
571 * Raw "svn log" output
577 * Constructor: create log store for the given file
579 * @param string Repository
581 * @param integer Lower revision
582 * @param integer Higher revision
584 function SVNLog($repos, $path, $lorev, $hirev)
588 $this->rawoutput
= $viewsvn->svn
->log($repos, $path, $lorev, $hirev);
593 * Returns logs for display
597 * @return array Log data
605 * Splits up the raw output into a usable log
613 for ($i = 1; $i <= count($this->rawoutput
) - 1; $i++
)
615 $line = $this->rawoutput
["$i"];
617 if (preg_match('#^r([0-9]*) \| (.*?) \| (....-..-.. ..:..:..) ([0-9\-]*) \((.*?)\) \| ([0-9]*) lines?$#', $line, $matches))
619 if (isset($this->logs
["$lastrev"]))
621 $this->logs
["$lastrev"]['message'] = $this->strip_last_line($this->logs
["$lastrev"]['message']);
624 $this->logs
["$matches[1]"] = array(
625 'rev' => $matches[1],
626 'author' => $matches[2],
627 'date' => $matches[3],
628 'timezone' => $matches[4],
629 'lines' => $matches[6],
633 $lastrev = $matches[1];
637 $this->logs
["$lastrev"]['message'] .= $line . "\n";
641 if (isset($this->logs
["$lastrev"]))
643 $this->logs
["$lastrev"]['message'] = $this->strip_last_line($this->logs
["$lastrev"]['message']);
648 * Trims the last dash line off a message
652 * @param string Message with annoying-ass line
654 * @return string Clean string
656 function strip_last_line($string)
658 return trim(preg_replace("#\n(.*?)\n$#", '', $string));
663 * Diff system; constructs a diff array that
664 * is ready for output
671 * Array of diff information
677 * Raw "svn diff" output
683 * Constructor: create and store diff data
685 * @param string Repository
687 * @param integer Lower revision
688 * @param integer Higher revision
690 function SVNDiff($repos, $path, $lorev, $hirev)
694 $this->rawoutput
= $viewsvn->svn
->diff($repos, $path, $lorev, $hirev);
699 * Returns diffs for display
703 * @return array Diff data
711 * Processes and prepares diff data
718 $indexcounter = null
;
723 foreach ($this->rawoutput
AS $line)
725 if (preg_match('#^@@ \-([0-9]*),([0-9]*) \+([0-9]*),([0-9]*) @@$#', $line, $bits))
730 $this->diff
["$index"][ ++
$chunk ]['hunk'] = array('old' => array('line' => $bits[1], 'count' => $bits[2]), 'new' => array('line' => $bits[3], 'count' => $bits[4]));
731 $lines['old'] = $this->diff
["$index"]["$chunk"]['hunk']['old']['line'] - 1;
732 $lines['new'] = $this->diff
["$index"]["$chunk"]['hunk']['new']['line'] - 1;
736 if ($indexcounter <= 5 AND $indexcounter !== null
)
741 else if ($indexcounter == 5)
743 $indexcounter = null
;
747 if (preg_match('#^([\+\- ])(.*)#', $line, $matches))
750 $content = $matches[2];
754 $this->diff
["$index"]["$chunk"][] = array(
757 'oldlineno' => ++
$lines['old'],
758 'newlineno' => ++
$lines['new']
761 else if ($act == '+')
763 // potential line delta
766 if ($delta = @$this->fetch_diff_extent($lastcontent, $content))
768 // create two sets of ends for the two contents
769 $delta['endo'] = strlen($lastcontent) - $delta['end'];
770 $delta['endn'] = strlen($content) - $delta['end'];
772 $diffo = $delta['endo'] - $delta['start'];
773 $diffn = $delta['endn'] - $delta['start'];
775 if (strlen($lastcontent) > $delta['endo'] - $diffo)
777 $removed = substr($lastcontent, $delta['start'], $diffo);
778 $this->diff
["$index"]["$chunk"][ count($this->diff
["$index"]["$chunk"]) - 2 ]['line'] = substr_replace($lastcontent, '{@--}' . $removed . '{/@--}', $delta['start'], $diffo);
781 if (strlen($content) > $delta['endn'] - $diffn)
783 $added = substr($content, $delta['start'], $diffn);
784 $content = substr_replace($content, '{@++}' . $added . '{/@++}', $delta['start'], $diffn);
789 $this->diff
["$index"]["$chunk"][] = array(
793 'newlineno' => ++
$lines['new']
796 else if ($act == '-')
798 $lastcontent = $content;
800 $this->diff
["$index"]["$chunk"][] = array(
803 'oldlineno' => ++
$lines['old'],
813 if (preg_match('#^Index: (.*?)$#', $line, $matches))
815 $index = $matches[1];
823 $this->diff
["$index"]["$chunk"][] = array(
826 'oldlineno' => ++
$lines['old'],
827 'newlineno' => ++
$lines['new']
834 * Returns the amount of change that occured
839 * @param string Old line
840 * @param string New line
842 * @return array Difference of positions
844 function fetch_diff_extent($old, $new)
847 $min = min(strlen($old), strlen($new));
849 for ($start = 0; $start < $min; $start++
)
851 if ($old{"$start"} != $new{"$start"})
857 $max = max(strlen($old), strlen($new));
859 for ($end = 0; $end < $min; $end++
)
861 $oldpos = strlen($old) - $end;
862 $newpos = strlen($new) - $end;
864 if ($old{"$oldpos"} != $new{"$newpos"})
872 if ($start == 0 AND $end == $max)
877 return array('start' => $start, 'end' => $end);
881 /*=====================================================================*\
882 || ###################################################################
885 || ###################################################################
886 \*=====================================================================*/