/**
* Fetch the value to display changes in artifact history
* @param array $from the value(s) *before*
* @param array $to the value(s) *after*
* @return string
*/
public function fetchHistory($artifact, $from, $to)
{
$from_value = $this->getValue($from['value_id']);
$from_value = isset($from_value['value']) ? $from_value['value'] : '';
$to_value = $this->getValue($to['value_id']);
$to_value = isset($to_value['value']) ? $to_value['value'] : '';
$callback = array($this, '_filter_html_callback');
$d = new Codendi_Diff(array_map($callback, explode("\n", $from_value)), array_map($callback, explode("\n", $to_value)));
$f = new Codendi_HtmlUnifiedDiffFormatter();
$diff = $f->format($d);
return $diff ? $diff : '<em>No changes</em>';
}
/**
* Format the changes
*
* @param changes: array of changes
* @param $field_perm an array with the permission associated to each field. false to no check perms
* @param string $artifact_href The direct link to the artifact
* @param $visible_change only needed when using permissions. Returns true if there is any change
* that the user has permission to see
*
* @return string
*/
function formatChangesHTML($changes, $field_perm, $artifact_href, &$visible_change)
{
global $art_field_fact, $Language;
$group_id = $this->ArtifactType->getGroupID();
$visible_change = false;
$out = '';
$out_com = '';
$out_ch = '';
reset($changes);
$fmt = "%20s | %-25s | %s" . $GLOBALS['sys_lf'];
$hp = $this->getHTMLPurifier();
$out .= '<h2>' . $Language->getText('tracker_include_artifact', 'mail_latest_modifications') . '</h2>';
$out .= '
<div class="tracker_artifact_followup_header">
<div class="tracker_artifact_followup_title">
<span class="tracker_artifact_followup_title_user">';
if ($this->hasFieldPermission($field_perm, 'assigned_to') || $this->hasFieldPermission($field_perm, 'multi_assigned_to') || !isset($field_perm['assigned_to']) && !isset($field_perm['multi_assigned_to'])) {
$user = UserManager::instance()->getCurrentUser();
if ($user->isLoggedIn()) {
$out .= '<a href="mailto:' . $hp->purify($user->getEmail()) . '">' . $hp->purify($user->getRealName()) . ' (' . $hp->purify($user->getUserName()) . ')</a>';
} else {
$out = $Language->getText('tracker_include_artifact', 'anon_user');
}
}
$timezone = '';
if ($user->getId() != 0) {
$timezone = ' (' . $user->getTimezone() . ')';
}
$out .= '
</span>
</div>
<div class="tracker_artifact_followup_date">' . format_date($GLOBALS['Language']->getText('system', 'datefmt'), $_SERVER['REQUEST_TIME']) . $timezone . '</div>
</div>
<div class="tracker_artifact_followup_avatar">
' . $user->fetchHtmlAvatar() . '
</div>
<div class="tracker_artifact_followup_content">
<div class="tracker_artifact_followup_comment">';
//Process special cases first: follow-up comment
if (!empty($changes['comment'])) {
$visible_change = true;
if (!empty($changes['comment']['type']) && $changes['comment']['type'] != $Language->getText('global', 'none')) {
$out_com .= "<strong>[" . $changes['comment']['type'] . "]</strong><br />";
}
$out_com .= '<div class="tracker_artifact_followup_comment_body">';
$out_com .= $this->formatFollowUp($group_id, $changes['comment']['format'], $changes['comment']['add'], self::OUTPUT_BROWSER);
$out_com .= '</div>';
unset($changes['comment']);
}
//Process special cases first: file attachment
if (!empty($changes['attach'])) {
$visible_change = true;
$out_ch .= '<tr>';
$out_ch .= '<td valign="top"><strong>' . $Language->getText('tracker_include_artifact', 'add_attachment') . '</strong></td>';
$out_ch .= '<td valign="top"><a href="' . $changes['attach']['href'] . '">' . $hp->purify($changes['attach']['name']) . '</a> (' . size_readable($changes['attach']['size']) . ')</td>';
$out_ch .= '</tr>';
unset($changes['attach']);
}
// All the rest of the fields now
reset($changes);
foreach ($changes as $field_name => $h) {
// If both removed and added items are empty skip - Sanity check
if ((!empty($h['del']) || !empty($h['add'])) && $this->hasFieldPermission($field_perm, $field_name)) {
$visible_change = true;
$label = $field_name;
$field = $art_field_fact->getFieldFromName($field_name);
if ($field) {
$label = $field->getLabel();
if (isset($h['del'])) {
$h['del'] = SimpleSanitizer::unsanitize(util_unconvert_htmlspecialchars($h['del']));
}
if (isset($h['add'])) {
$h['add'] = SimpleSanitizer::unsanitize(util_unconvert_htmlspecialchars($h['add']));
}
}
$out_ch .= '<tr>';
$out_ch .= ' <td valign="top" nowrap="nowrap"><ul style="margin:0; padding:0; margin-left:1.5em; "><li><strong>' . $hp->purify(SimpleSanitizer::unsanitize($label)) . ': </strong></li></ul></td>';
$out_ch .= ' <td valign="top">';
if ($field && ($field->getDisplayType() == 'TA' || $field->getDisplayType() == 'TF')) {
$before = explode("\n", $h['del']);
$after = explode("\n", $h['add']);
$callback = array(Codendi_HTMLPurifier::instance(), 'purify');
$d = new Codendi_Diff(array_map($callback, $before, array_fill(0, count($before), CODENDI_PURIFIER_CONVERT_HTML)), array_map($callback, $after, array_fill(0, count($after), CODENDI_PURIFIER_CONVERT_HTML)));
$f = new Codendi_HtmlUnifiedDiffFormatter(2);
$diff = $f->format($d);
if ($diff) {
$out_ch .= '<div class="diff">' . $diff . '</div>';
}
} else {
$before = '<del>' . $hp->purify($h['del']) . '</del>';
$after = '<ins>' . $hp->purify($h['add']) . '</ins>';
if ($field && $field->getDisplayType() == 'MB') {
if (strlen($before) != 11) {
//'<del></del>' => empty
$out_ch .= $before;
}
if (strlen($before) != 11 && strlen($after) != 11) {
//'<ins></ins>' => empty
$out_ch .= ' ± ';
}
if (strlen($after) != 11) {
//'<ins></ins>' => empty
$out_ch .= $after;
}
} else {
$out_ch .= $before;
$out_ch .= ' → ';
$out_ch .= $after;
}
}
$out_ch .= '</td>';
$out_ch .= '</tr>';
}
}
if ($out_ch) {
$out_ch = '<div class="tracker_artifact_followup_comment_changes">' . $Language->getText('tracker_include_artifact', 'mail_changes') . '<table cellpadding="0" border="0" cellspacing="0" class="artifact_changes">' . $out_ch . '</table>
</div>';
}
$out .= $out_com . $out_ch;
$out .= '
</div>
</div>
<div style="clear:both;"></div>';
$out .= $this->fetchHtmlAnswerButton($artifact_href);
return $out;
}
private function getFormatedDiff($previous, $next)
{
$callback = array(Codendi_HTMLPurifier::instance(), 'purify');
$formater = new Codendi_HtmlUnifiedDiffFormatter();
$diff = new Codendi_Diff(array_map($callback, $previous, array_fill(0, count($previous), CODENDI_PURIFIER_CONVERT_HTML)), array_map($callback, $next, array_fill(0, count($next), CODENDI_PURIFIER_CONVERT_HTML)));
return $formater->format($diff);
}
public function testHtmlUnifiedDiffFormatter_MultipleDiffs()
{
$formatter = new Codendi_HtmlUnifiedDiffFormatter(0);
$this->assertEqual($formatter->format(new Codendi_Diff($this->f, $this->g)), '<div class="block">' . '<div class="difftext">' . '<div class="original">' . '<tt class="prefix">-</tt>Line <del>1</del> </div>' . '</div>' . '<div class="difftext">' . '<div class="final">' . '<tt class="prefix">+</tt>Line <ins>10</ins> </div>' . '</div>' . '</div>' . '<div class="block">' . '<tt>[...]</tt>' . '<div class="difftext">' . '<div class="original">' . '<tt class="prefix">-</tt>Line <del>5</del> </div>' . '</div>' . '<div class="difftext">' . '<div class="final">' . '<tt class="prefix">+</tt>Line <ins>50</ins> </div>' . '</div>' . '</div>');
}
protected function diff($before, $after)
{
$callback = array($this, '_filter_html_callback');
$before = array_map($callback, explode("\n", $before));
$after = array_map($callback, explode("\n", $after));
$d = new Codendi_Diff($before, $after);
$f = new Codendi_HtmlUnifiedDiffFormatter();
$diff = $f->format($d);
return $diff ? $diff : '<em>No changes</em>';
}
/** @return string */
private function describeStringDifferenceAsADiff($first, $second, $identical)
{
if (is_object($second) || is_array($second)) {
return;
}
$first = explode(PHP_EOL, $first);
$second = explode(PHP_EOL, $second);
$diff = new Codendi_Diff($first, $second);
$unified = new Codendi_HtmlUnifiedDiffFormatter();
return $unified->format($diff);
}
/**
* Display the diff in changeset
*
* @return string The text to display
*/
public function fetchDiff($previous, $next, $format)
{
$string = '';
switch ($format) {
case 'html':
$callback = array(Codendi_HTMLPurifier::instance(), 'purify');
$d = new Codendi_Diff(array_map($callback, $previous, array_fill(0, count($previous), CODENDI_PURIFIER_CONVERT_HTML)), array_map($callback, $next, array_fill(0, count($next), CODENDI_PURIFIER_CONVERT_HTML)));
$f = new Codendi_HtmlUnifiedDiffFormatter();
$diff = $f->format($d);
if ($diff) {
$string .= '<div class="diff">' . $diff . '</div>';
}
break;
case 'text':
$diff = new Codendi_Diff($previous, $next);
$f = new Codendi_UnifiedDiffFormatter();
$string .= PHP_EOL . $f->format($diff);
break;
default:
break;
}
return $string;
}
