<?xml version="1.0" encoding="utf-8" ?>

  <author>administrator</author>
  <date>2007-06-01 09:09</date>
  <bugs>
   <bug>
	 <additional_information></additional_information>
     <date_submitted>29/05/2005</date_submitted>
     <custom name="Date">18/06/2007</custom>
     <bugnotes>
       <bugnote>
         <id>0</id>
         <reporter_id>1</reporter_id>
         <note>Feedback 1</note>
         <view_state>10</view_state>
         <date_submitted>01/01/2007</date_submitted>
         <last_modified>01/01/2007</last_modified>
       </bugnote>
     </bugnotes>
     <project_id>1</project_id>
     <category>Category 1</category>
     <reporter_id>1</reporter_id>
     <status>50</status>
	 <summary>Test reminder with deadline empty</summary>
     <description>Test</description>
   </bug>
   
   <bug>
	 <additional_information></additional_information>
     <date_submitted>29/06/2009</date_submitted>
     <custom name="Date">18/05/2009</custom>
     <bugnotes>
       <bugnote>
         <id>0</id>
         <reporter_id>2</reporter_id>
         <note>Feedback 2</note>
         <view_state>10</view_state>
         <date_submitted>01/06/2009</date_submitted>
         <last_modified>01/04/2009</last_modified>
       </bugnote>
     </bugnotes>
     <project_id>2</project_id>
     <category>Category 2</category>
     <reporter_id>2</reporter_id>
     <status>50</status>
	 <summary>Test reminder with deadline empty also</summary>
     <description>Test</description>
   </bug>
   
  </bugs>

<?php
# MantisBT - A PHP based bugtracking system
# Copyright (C) 2002 - 2011  MantisBT Team - mantisbt-dev@lists.sourceforge.net
# MantisBT is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 2 of the License, or
# (at your option) any later version.
#
# MantisBT is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with MantisBT.  If not, see <http://www.gnu.org/licenses/>.

require_once( 'ImportXml' . DIRECTORY_SEPARATOR . 'Mapper.php' ); //directory_separator == \ 
require_once( 'ImportXml' . DIRECTORY_SEPARATOR . 'Issue.php' );

class SourceData { //created a class
	public $version;
	public $urlbase;
	public $issuelink;
	public $notelink;
	public $format;

	public function get_issue_url( $issue_id ) {
		return $this->urlbase . 'view.php?id=' . $issue_id; //concanation
	}

	public function get_note_url( $issue_id, $note_id ) {
		return $this->urlbase . 'view.php?id=' . $issue_id . '#c' . $note_id;
	}
}

/**
  * Perform import from an XML file
  */
class ImportXML { //new class defined
	private $source_; // can only be accessed by the class ImportXML
	private $reader_; //initial value they get is NULL if you don't define any values
	private $itemsMap_;
	private $strategy_;
	private $fallback_;

	// issues specific options
	private $keepCategory_;
	private $defaultCategory_;

	/**
	  * Constructor
	  *
	  * @param string $filename name of the file to read
	  * @param string $strategy - conversion strategy; one of "renumber", "link" or "disable"
	  * @param string $fallback - alternative conversion strategy when "renumber" does not apply
	  */
	public function __construct( $filename, $strategy, $fallback, $keepCategory, $defaultCategory ) {
		$this->source_ = new SourceData;
		$this->reader_ = new XMLReader( ); //XMLReader is a class defined in php, so _reader is an object of the class 
		$this->itemsMap_ = new ImportXml_Mapper; //class defined in Mapper.php
		$this->strategy_ = $strategy;
		$this->fallback_ = $fallback;
		$this->keepCategory_ = $keepCategory;
		$this->defaultCategory_ = $defaultCategory;

		$this->reader_->open( $filename['tmp_name'] );
	}

	/**
	 * Perform import from an XML file
 *
	 * @param string $p_filename name of the file to read
	 * @param string $p_strategy conversion strategy; one of "renumber", "link" or "disable"
	 */
	public function import( ) {
		// Read the <mantis> element and it's attributes
		while( $this->reader_->read( ) && $this->reader_->name == 'mantis' ) {
			$this->source_->version = $this->reader_->getAttribute( 'version' );
			$this->source_->urlbase = $this->reader_->getAttribute( 'urlbase' );
			$this->source_->issuelink = $this->reader_->getAttribute( 'issuelink' );
			$this->source_->notelink = $this->reader_->getAttribute( 'notelink' );
			$this->source_->format = $this->reader_->getAttribute( 'format' );
		}

		echo 'Importing file, please wait...';

		// loop through the elements
		while( $this->reader_->read( ) ) {
			switch( $this->reader_->nodeType ) {
				case XMLReader::ELEMENT: //first element

					/* element start */
					$t_element_name = $this->reader_->localName;
					$t_importer = $this->get_importer_object( $t_element_name );
					if( !is_null( $t_importer ) ) {
						$t_importer->process( $this->reader_ );
						$t_importer->update_map( $this->itemsMap_ );
					}
					break;
			}
		}

		echo " Done\n";

		// replace references in bug description and additional information
		$importedIssues = $this->itemsMap_->getall( 'issue' );
		printf( "Processing cross-references for %s issues...", count( $importedIssues ) );
		foreach( $importedIssues as $oldId => $newId ) {
			$bugData = bug_get( $newId, true );

			$bugLinkRegexp = '/(^|[^\w])(' . preg_quote( $this->source_->issuelink, '/' ) . ')(\d+)\b/e';
			// replace links in description
			preg_match_all( $bugLinkRegexp, $bugData->description, $matches );
			if ( is_array( $matches[3] && count( $matches[3] ) > 0 ) ) {
				$content_replaced = true;
				foreach ( $matches[3] as $old_id ) {
					$bugData->description = str_replace( $this->source_->issuelink . $old_id, $this->getReplacementString( $this->source_->issuelink, $old_id ), $bugData->description);
				}
			}
			// replace links in additional information
			preg_match_all( $bugLinkRegexp, $bugData->additional_information, $matches );
			if ( is_array( $matches[3] && count( $matches[3] ) > 0 ) ) {
				$content_replaced = true;
				foreach ( $matches[3] as $old_id ) {
					$bugData->additional_information = str_replace( $this->source_->issuelink . $old_id, $this->getReplacementString( $this->source_->issuelink, $old_id ), $bugData->additional_information);
				}
			}
			if ( $content_replaced ) {
				// only update bug if necessary (otherwise last update date would be unnecessarily overwritten)
				$bugData->update( true );
			}
		}

		// @todo: replace references within bugnotes
		echo " Done\n";
	}

	/**
	 * Compute and return the new link
	 *
	 */
	private function getReplacementString( $oldLinkTag, $oldId ) {
		$linkTag = config_get( 'bug_link_tag' );

		$replacement = '';
		switch( $this->strategy_ ) {
			case 'link':
				$replacement = $this->source_->get_issue_url( $oldId );
				break;

			case 'disable':
				$replacement = htmlFullEntities( $oldLinkTag ) . $oldId;
				break;

			case 'renumber':
				if( $this->itemsMap_->exists( 'issue', $oldId ) ) {
					// regular renumber
					$replacement = $linkTag . $this->itemsMap_->getNewID( 'issue', $oldId );
				} else {
					// fallback strategy
					if( $this->fallback_ == 'link' ) {
						$replacement = $this->source_->get_issue_url( $oldId );
					}
					if( $this->fallback_ == 'disable' ) {
						$replacement = htmlFullEntities( $oldLinkTag ) . $oldId;
					}
				}
				break;

			default:
				echo "Unknown method";
		}

		//echo "$oldId -> $replacement\n"; // DEBUG
		return $replacement;
	}

	private function get_importer_object( $p_element_name ) {
		$importer = null;
		switch( $p_element_name ) {
			case 'issue':
				$importer = new ImportXml_Issue( $this->keepCategory_, $this->defaultCategory_ );
				break;
		}
		return $importer;
	}
}

/** candidates for string api **/

/**
 * Convert each character of the passed string to the
 * corresponding HTML entity.
 */
function htmlFullEntities( $string ) {
	$chars = str_split( $string );
	$escaped = array_map( 'getEntity', $chars );
	return implode( '', $escaped );
}

function getEntity( $char ) {
	return '&#' . ord( $char ) . ';';
}

<?xml version="1.0" encoding="utf-8" ?>
<mantis>
  <issue>
      <id></id>
      <project_id>9</project_id>
      <reporter_id>13</reporter_id>
      <handler_id></handler_id>
      <priority_id>30</priority_id>
      <severity_id>50</severity_id>
      <reproducibility_id>70</reproducibility_id>
      <status_id>10</status_id>
      <resolution_id>10</resolution_id>
      <projection_id>10</projection_id>
      <category_id>85</category_id>
      <date_submitted>1287472975</date_submitted>
      <last_updated>1287472975</last_updated>
      <eta_id>10</eta_id>
      <os></os>
      <os_build></os_build>
      <platform></platform>
      <view_state_id>10</view_state_id>
      <summary>Tester 5</summary>
      <due_date>1</due_date>
      <profile_id>0</profile_id>
      <description>DESCRIPTION</description>
      <steps_to_reproduce></steps_to_reproduce>
      <additional_information></additional_information>
    </issue>
</mantis>

<?xml version="1.0" encoding="utf-8" ?>
<mantis>
  <issue>
	 <id></id>
     <additional_information>INC700016793199</additional_information>
	 <incident_number>UP98</incident_number>
	 <CustomerReference>To remove the wording "UAT Server" from the banner</CustomerReference>
	  <incident_number>UP98</incident_number>
      <project_id>8</project_id>
      <reporter_id>12</reporter_id>
      <handler_id></handler_id>
      <priority_id>30</priority_id>
      <severity_id>50</severity_id>
      <reproducibility_id>70</reproducibility_id>
      <status_id>10</status_id>
      <resolution_id>10</resolution_id>
      <projection_id>10</projection_id>
      <category_id>84</category_id>
      <date_submitted>1287472974</date_submitted>
      <last_updated>1287472974</last_updated>
      <eta_id>10</eta_id>
      <os></os>
      <os_build></os_build>
      <platform></platform>
      <view_state_id>10</view_state_id>
      <summary>Tester with more info after adding 2 custom fields and patching</summary>
      <due_date>1</due_date>
      <profile_id>0</profile_id>
      <description>DESCRIPTION</description>
      <steps_to_reproduce></steps_to_reproduce>
      <additional_information></additional_information>
    </issue>
</mantis>