WebSVN – MLAB – Rev 4988 – Blame – /WebSVN/include/bugtraq.php

4988

kaklik

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<?php

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// WebSVN - Subversion repository viewing via the web using PHP

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//

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// This program is free software; you can redistribute it and/or modify

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// it under the terms of the GNU General Public License as published by

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// the Free Software Foundation; either version 2 of the License, or

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// (at your option) any later version.

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//

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// This program is distributed in the hope that it will be useful,

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// but WITHOUT ANY WARRANTY; without even the implied warranty of

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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

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// GNU General Public License for more details.

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//

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// You should have received a copy of the GNU General Public License

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// along with this program; if not, write to the Free Software

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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

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//

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// --

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//

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// bugtraq.php

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//

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// Functions for accessing the bugtraq properties and replacing issue IDs

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// with URLs.

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//

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// For more information about bugtraq, see

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// http://svn.collab.net/repos/tortoisesvn/trunk/doc/issuetrackers.txt

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class Bugtraq {

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// {{{ Properties

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var $msgstring;

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var $urlstring;

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var $logregex;

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var $append;

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var $firstPart;

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var $firstPartLen;

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var $lastPart;

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var $lastPartLen;

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var $propsfound = false;

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// }}}

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// {{{ __construct($rep, $svnrep, $path)

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function __construct($rep, $svnrep, $path) {

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global $config;

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if ($rep->isBugtraqEnabled()) {

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$enoughdata = false;

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if (($properties = $rep->getBugtraqProperties()) !== null) {

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$this->msgstring = $properties['bugtraq:message'];

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$this->logregex = $properties['bugtraq:logregex'];

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$this->urlstring = $properties['bugtraq:url'];

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$this->append = $properties['bugtraq:append'];

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$enoughdata = true;

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} else {

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$pos = strrpos($path, '/');

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$parent = substr($path, 0, $pos + 1);

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$this->append = true;

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while (!$enoughdata && (strpos($parent, '/') !== false)) {

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$properties = $svnrep->getProperties($parent);

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					if (empty($this->msgstring) && in_array('bugtraq:message', $properties)) $this->msgstring = $svnrep->getProperty($parent, 'bugtraq:message');

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					if (empty($this->logregex) && in_array('bugtraq:logregex', $properties)) $this->logregex = $svnrep->getProperty($parent, 'bugtraq:logregex');

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					if (empty($this->urlstring) && in_array('bugtraq:url', $properties)) $this->urlstring = $svnrep->getProperty($parent, 'bugtraq:url');

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					if (in_array('bugtraq:append', $properties) && $svnrep->getProperty($parent, 'bugtraq:append') == 'false') $this->append = false;

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$parent = substr($parent, 0, -1); // Remove the trailing slash

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$pos = strrpos($parent, '/'); // Find the last trailing slash

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$parent = substr($parent, 0, $pos + 1); // Find the previous parent directory

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$enoughdata = ((!empty($this->msgstring) || !empty($this->logregex)) && !empty($this->urlstring));

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}

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}

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$this->msgstring = trim(@$this->msgstring);

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$this->urlstring = trim(@$this->urlstring);

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if ($enoughdata && !empty($this->msgstring)) {

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$this->initPartInfo();

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}

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if ($enoughdata) {

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$this->propsfound = true;

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}

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}

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}

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// }}}

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// {{{ initPartInfo()

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function initPartInfo() {

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if (($bugidpos = strpos($this->msgstring, '%BUGID%')) !== false && strpos($this->urlstring, '%BUGID%') !== false) {

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// Get the textual parts of the message string for comparison purposes

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$this->firstPart = substr($this->msgstring, 0, $bugidpos);

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$this->firstPartLen = strlen($this->firstPart);

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$this->lastPart = substr($this->msgstring, $bugidpos + 7);

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$this->lastPartLen = strlen($this->lastPart);

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}

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}

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// }}}

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// {{{ replaceIDs($message)

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function replaceIDs($message) {

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if (!$this->propsfound) return $message;

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// First we search for the message string

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$logmsg = '';

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$message = rtrim($message);

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if ($this->append) {

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// Just compare the last line

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if (($offset = strrpos($message, "\n")) !== false) {

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$logmsg = substr($message, 0, $offset + 1);

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$bugLine = substr($message, $offset + 1);

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} else {

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$bugLine = $message;

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}

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} else {

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if (($offset = strpos($message, "\n")) !== false) {

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$bugLine = substr($message, 0, $offset);

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$logmsg = substr($message, $offset);

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} else {

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$bugLine = $message;

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}

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}

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// Make sure that our line really is an issue tracker message

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		if (isset($this->firstPart) && isset($this->lastPart) && ((strncmp($bugLine, $this->firstPart, $this->firstPartLen) == 0)) && strcmp(substr($bugLine, -$this->lastPartLen, $this->lastPartLen), $this->lastPart) == 0) {

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// Get the issues list

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if ($this->lastPartLen > 0) {

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$issues = substr($bugLine, $this->firstPartLen, -$this->lastPartLen);

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} else {

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$issues = substr($bugLine, $this->firstPartLen);

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}

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// Add each reference to the first part of the line

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$line = $this->firstPart;

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while ($pos = strpos($issues, ',')) {

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$issue = trim(substr($issues, 0, $pos));

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$issues = substr($issues, $pos + 1);

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$line .= '<a href="'.str_replace('%BUGID%', $issue, $this->urlstring).'">'.$issue.'</a>, ';

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}

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			$line .= '<a href="'.str_replace('%BUGID%', trim($issues), $this->urlstring).'">'.trim($issues).'</a>'.$this->lastPart;

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if ($this->append) {

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$message = $logmsg.$line;

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} else {

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$message = $line.$logmsg;

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}

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}

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// Now replace all other instances of bug IDs that match the regex

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if ($this->logregex) {

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$message = rtrim($message);

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$line = '';

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$allissues = '';

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$lines = explode("\n", $this->logregex);

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$regex_all = '~'.$lines[0].'~';

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$regex_single = @$lines[1];

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if (empty($regex_single)) {

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// If the property only contains one line, then the pattern is only designed

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// to find one issue number at a time. e.g. [Ii]ssue #?(\d+). In this case

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// we need to replace the matched issue ID with the link.

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if ($numMatches = preg_match_all($regex_all, $message, $matches, PREG_SET_ORDER | PREG_OFFSET_CAPTURE)) {

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$addedOffset = 0;

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for ($match = 0; $match < $numMatches; $match++) {

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$issue = $matches[$match][1][0];

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$issueOffset = $matches[$match][1][1];

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$issueLink = '<a href="'.str_replace('%BUGID%', $issue, $this->urlstring).'">'.$issue.'</a>';

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$message = substr_replace($message, $issueLink, $issueOffset + $addedOffset, strlen($issue));

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$addedOffset += strlen($issueLink) - strlen($issue);

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}

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}

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} else {

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// It the property contains two lines, then the first is a pattern for extracting

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// multiple issue numbers, and the second is a pattern extracting each issue

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// number from the multiple match. e.g. [Ii]ssue #?(\d+)(,? ?#?(\d+))+ and (\d+)

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while (preg_match($regex_all, $message, $matches, PREG_OFFSET_CAPTURE)) {

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$completeMatch = $matches[0][0];

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$completeMatchOffset = $matches[0][1];

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$replacement = $completeMatch;

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					if ($numMatches = preg_match_all('~'.$regex_single.'~', $replacement, $matches, PREG_SET_ORDER | PREG_OFFSET_CAPTURE)) {

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$addedOffset = 0;

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for ($match = 0; $match < $numMatches; $match++) {

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$issue = $matches[$match][1][0];

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$issueOffset = $matches[$match][1][1];

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$issueLink = '<a href="'.str_replace('%BUGID%', $issue, $this->urlstring).'">'.$issue.'</a>';

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$replacement = substr_replace($replacement, $issueLink, $issueOffset + $addedOffset, strlen($issue));

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$addedOffset += strlen($issueLink) - strlen($issue);

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}

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}

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$message = substr_replace($message, $replacement, $completeMatchOffset, strlen($completeMatch));

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}

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}

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}

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return $message;

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}

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// }}}

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}

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// The BugtraqTestable class is a derived class that is used to test the matching

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// abilities of the Bugtraq class. In particular, it allows for the initialisation of the

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// class without the need for a repository.

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class BugtraqTestable extends Bugtraq {

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// {{{ __construct()

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function __construct() {

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// This constructor serves to assure that the parent constructor is not

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// called.

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}

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// }}}

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// {{{ setUpVars($message, $url, $regex, $append)

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function setUpVars($message, $url, $regex, $append) {

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$this->msgstring = $message;

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$this->urlstring = $url;

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$this->logregex = $regex;

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$this->append = $append;

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$this->propsfound = true;

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$this->initPartInfo();

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}

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// }}}

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// {{{ setMessage($message)

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function setMessage($message) {

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$this->msgstring = $message;

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}

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// }}}

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// {{{ setUrl($url)

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function setUrl($url) {

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$this->urlstring = $url;

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}

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// }}}

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// {{{ setRegex($regex)

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function setRegEx($regex) {

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$this->logregex = $regex;

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}

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// }}}

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// {{{ setAppend($append)

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function setAppend($append) {

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$this->append = $append;

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}

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// }}}

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// {{{ printVars()

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function printVars() {

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echo 'msgstring = '.$this->msgstring."\n";

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echo 'urlstring = '.$this->urlstring."\n";

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echo 'logregex = '.$this->logregex."\n";

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echo 'append = '.$this->append."\n";

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echo 'firstPart = '.$this->firstPart."\n";

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echo 'firstPartLen = '.$this->firstPartLen."\n";

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echo 'lastPart = '.$this->lastPart."\n";

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echo 'lastPartLen = '.$this->lastPartLen."\n";

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}

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// }}}

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}

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// {{{ test_bugtraq()

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function test_bugtraq() {

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$tester = new BugtraqTestable;

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$tester->setUpVars('BugID: %BUGID%',

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'http://bugtracker/?id=%BUGID%',

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'[Ii]ssue #?(\d+)',

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true

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);

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//$tester->printVars();

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$res = $tester->replaceIDs('BugID: 789'."\n".

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'This is a test message that refers to issue #123 and'."\n".

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'issue #456.'."\n".

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'BugID: 789'

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);

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echo nl2br($res).'';

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$res = $tester->replaceIDs('BugID: 789, 101112'."\n".

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'This is a test message that refers to issue #123 and'."\n".

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'issue #456.'."\n".

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'BugID: 789, 101112'

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);

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echo nl2br($res).'';

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$tester->setAppend(false);

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$res = $tester->replaceIDs('BugID: 789'."\n".

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'This is a test message that refers to issue #123 and'."\n".

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'issue #456.'."\n".

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'BugID: 789'

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);

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echo nl2br($res).'';

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$res = $tester->replaceIDs('BugID: 789, 101112'."\n".

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'This is a test message that refers to issue #123 and'."\n".

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'issue #456.'."\n".

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'BugID: 789, 101112'

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);

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echo nl2br($res).'';

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$tester->setUpVars('BugID: %BUGID%',

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'http://bugtracker/?id=%BUGID%',

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'[Ii]ssues?:?(\s*(,|and)?\s*#\d+)+\n(\d+)',

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true

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);

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$res = $tester->replaceIDs('BugID: 789, 101112'."\n".

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'This is a test message that refers to issue #123 and'."\n".

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'issues #456, #654 and #321.'."\n".

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'BugID: 789, 101112'

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);

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echo nl2br($res).'';

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$tester->setUpVars('Test: %BUGID%',

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'http://bugtracker/?id=%BUGID%',

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'\s*[Cc]ases*\s*[IDs]*\s*[#: ]+((\d+[ ,:;#]*)+)\n(\d+)',

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true

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);

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$res = $tester->replaceIDs('Cosmetic change'."\n".

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'CaseIDs: 48'

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);

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echo nl2br($res).'';

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}

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// }}}

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