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
303 * Constructor: bind with registry
309 $this->registry
=& $viewsvn;
313 * Checks to see if the given universal path is
318 * @param string Universal path
320 * @return bool Directory or not
322 function isdir($path)
324 $output = $this->registry
->svn
->cat($this->registry
->paths
->fetch_repos($path), $this->registry
->paths
->fetch_path($path), 'HEAD');
325 $output = implode("\n", $output);
326 if (strpos($output, 'svn:') === false
)
338 * Annotation/blame system; constructs an array
339 * that is ready for output
347 * Array of blame information
350 var $blame = array();
353 * Raw "svn blame" output
359 * Constructor: create blame and store data
361 * @param string Repository
363 * @param integer Revision
365 function SVNBlame($repos, $path, $revision)
369 $this->rawoutput
= $viewsvn->svn
->blame($repos, $path, $revision);
374 * Returns blame for display
378 * @return array Blame data
386 * Parses the blame data
394 foreach ($this->rawoutput
AS $line)
396 if (preg_match('#^\s+([0-9]+)\s+([\w\.\-_]+)\s(.*)$#', $line, $matches))
398 $this->blame
[] = array(
399 'rev' => $matches[1],
400 'author' => $matches[2],
401 'line' => $matches[3],
402 'lineno' => $lineno++
406 else if (preg_match('#^\s+([0-9]+)\s+([\w\.\-_]+)$#', $line, $matches))
408 $this->blame
[] = array(
409 'rev' => $matches[1],
410 'author' => $matches[2],
412 'lineno' => $lineno++
420 * Log management system; creates a complex list
421 * of SVN log information
435 * Raw "svn log" output
441 * Constructor: create log store for the given file
443 * @param string Repository
445 * @param integer Lower revision
446 * @param integer Higher revision
448 function SVNLog($repos, $path, $lorev, $hirev)
452 $this->rawoutput
= $viewsvn->svn
->log($repos, $path, $lorev, $hirev);
457 * Returns logs for display
461 * @return array Log data
469 * Splits up the raw output into a usable log
477 for ($i = 1; $i <= count($this->rawoutput
) - 1; $i++
)
479 $line = $this->rawoutput
["$i"];
481 if (preg_match('#^r([0-9]*) \| (.*?) \| (....-..-.. ..:..:..) ([0-9\-]*) \((.*?)\) \| ([0-9]*) lines?$#', $line, $matches))
483 if (isset($this->logs
["$lastrev"]))
485 $this->logs
["$lastrev"]['message'] = $this->strip_last_line($this->logs
["$lastrev"]['message']);
488 $this->logs
["$matches[1]"] = array(
489 'rev' => $matches[1],
490 'author' => $matches[2],
491 'date' => $matches[3],
492 'timezone' => $matches[4],
493 'lines' => $matches[6],
497 $lastrev = $matches[1];
501 $this->logs
["$lastrev"]['message'] .= $line . "\n";
505 if (isset($this->logs
["$lastrev"]))
507 $this->logs
["$lastrev"]['message'] = $this->strip_last_line($this->logs
["$lastrev"]['message']);
512 * Trims the last dash line off a message
516 * @param string Message with annoying-ass line
518 * @return string Clean string
520 function strip_last_line($string)
522 return trim(preg_replace("#\n(.*?)\n$#", '', $string));
527 * Diff system; constructs a diff array that
528 * is ready for output
535 * Array of diff information
541 * Raw "svn diff" output
547 * Constructor: create and store diff data
549 * @param string Repository
551 * @param integer Lower revision
552 * @param integer Higher revision
554 function SVNDiff($repos, $path, $lorev, $hirev)
558 $this->rawoutput
= $viewsvn->svn
->diff($repos, $path, $lorev, $hirev);
563 * Returns diffs for display
567 * @return array Diff data
575 * Processes and prepares diff data
582 $indexcounter = null
;
587 foreach ($this->rawoutput
AS $line)
589 if (preg_match('#^@@ \-([0-9]*),([0-9]*) \+([0-9]*),([0-9]*) @@$#', $line, $bits))
594 $this->diff
["$index"][ ++
$chunk ]['hunk'] = array('old' => array('line' => $bits[1], 'count' => $bits[2]), 'new' => array('line' => $bits[3], 'count' => $bits[4]));
595 $lines['old'] = $this->diff
["$index"]["$chunk"]['hunk']['old']['line'] - 1;
596 $lines['new'] = $this->diff
["$index"]["$chunk"]['hunk']['new']['line'] - 1;
600 if ($indexcounter <= 5 AND $indexcounter !== null
)
605 else if ($indexcounter == 5)
607 $indexcounter = null
;
611 if (preg_match('#^([\+\- ])(.*)#', $line, $matches))
614 $content = $matches[2];
618 $this->diff
["$index"]["$chunk"][] = array(
621 'oldlineno' => ++
$lines['old'],
622 'newlineno' => ++
$lines['new']
625 else if ($act == '+')
627 // potential line delta
630 if ($delta = @$this->fetch_diff_extent($lastcontent, $content))
632 // create two sets of ends for the two contents
633 $delta['endo'] = strlen($lastcontent) - $delta['end'];
634 $delta['endn'] = strlen($content) - $delta['end'];
636 $diffo = $delta['endo'] - $delta['start'];
637 $diffn = $delta['endn'] - $delta['start'];
639 if (strlen($lastcontent) > $delta['endo'] - $diffo)
641 $removed = substr($lastcontent, $delta['start'], $diffo);
642 $this->diff
["$index"]["$chunk"][ count($this->diff
["$index"]["$chunk"]) - 2 ]['line'] = substr_replace($lastcontent, '{@--}' . $removed . '{/@--}', $delta['start'], $diffo);
645 if (strlen($content) > $delta['endn'] - $diffn)
647 $added = substr($content, $delta['start'], $diffn);
648 $content = substr_replace($content, '{@++}' . $added . '{/@++}', $delta['start'], $diffn);
653 $this->diff
["$index"]["$chunk"][] = array(
657 'newlineno' => ++
$lines['new']
660 else if ($act == '-')
662 $lastcontent = $content;
664 $this->diff
["$index"]["$chunk"][] = array(
667 'oldlineno' => ++
$lines['old'],
677 if (preg_match('#^Index: (.*?)$#', $line, $matches))
679 $index = $matches[1];
687 $this->diff
["$index"]["$chunk"][] = array(
690 'oldlineno' => ++
$lines['old'],
691 'newlineno' => ++
$lines['new']
698 * Returns the amount of change that occured
703 * @param string Old line
704 * @param string New line
706 * @return array Difference of positions
708 function fetch_diff_extent($old, $new)
711 $min = min(strlen($old), strlen($new));
713 for ($start = 0; $start < $min; $start++
)
715 if ($old{"$start"} != $new{"$start"})
721 $max = max(strlen($old), strlen($new));
723 for ($end = 0; $end < $min; $end++
)
725 $oldpos = strlen($old) - $end;
726 $newpos = strlen($new) - $end;
728 if ($old{"$oldpos"} != $new{"$newpos"})
736 if ($start == 0 AND $end == $max)
741 return array('start' => $start, 'end' => $end);
745 /*=====================================================================*\
746 || ###################################################################
749 || ###################################################################
750 \*=====================================================================*/