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/extensions/jlextdfbnetplayerimport/admin/helpers/iCal2csv.php

https://gitlab.com/julienv/joomleague
PHP | 598 lines | 529 code | 0 blank | 69 comment | 181 complexity | 6890e5d5c3aa2094ae428ebfb8743a01 MD5 | raw file
    

  1. <?php
    2. 

  2. /**
    3. 

  3.  * iCal2csv
    4. 

  4.  * ver 2.0
    5. 

  5.  *
    6. 

  6.  * copyright (c) 2009 Kjell-Inge Gustafsson kigkonsult
    7. 

  7.  * www.kigkonsult.se/index.php
    8. 

  8.  * ical@kigkonsult.se
    9. 

  9.  *
    10. 

  10.  * This library is free software; you can redistribute it and/or
    11. 

  11.  * modify it under the terms of the GNU Lesser General Public
    12. 

  12.  * License as published by the Free Software Foundation; either
    13. 

  13.  * version 2.1 of the License, or (at your option) any later version.
    14. 

  14.  *
    15. 

  15.  * This library is distributed in the hope that it will be useful,
    16. 

  16.  * but WITHOUT ANY WARRANTY; without even the implied warranty of
    17. 

  17.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    18. 

  18.  * Lesser General Public License for more details.
    19. 

  19.  *
    20. 

  20.  * You should have received a copy of the GNU Lesser General Public
    21. 

  21.  * License along with this library; if not, write to the Free Software
    22. 

  22.  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
    23. 

  23.  *
    24. 

  24. **/
    25. 

  25. /**
    26. 

  26.  * function iCal2csv
    27. 

  27.  *
    28. 

  28.  * Convert iCal file to csv format and send file to browser (default) or save csv file to disk
    29. 

  29.  * Definition iCal  : rcf2445, http://localhost/work/kigkonsult.se/downloads/index.php#rfc2445
    30. 

  30.  * Definition csv   : http://en.wikipedia.org/wiki/Comma-separated_values
    31. 

  31.  * Using iCalcreator: http://localhost/work/kigkonsult.se/downloads/index.php#iCalcreator
    32. 

  32.  * ical directory/file read/write error OR iCalcreator parse error will be directed to error_log/log
    33. 

  33.  *
    34. 

  34.  * @author Kjell-Inge Gustafsson <ical@kigkonsult.se>
    35. 

  35.  * @since 2.0 - 2009-03-27
    36. 

  36.  * @param string $filename      file to convert (incl. opt. directory)
    37. 

  37.  * @param array  $conf          opt, default FALSE(=array('del'=>'"','sep'=>',', 'nl'=>'\n'), delimiter, separator and newline characters
    38. 

  38.  *                              escape sequences will be expanded, '\n' will be used as "\n" etc.
    39. 

  39.  *                              also map iCal property names to user friendly names, ex. 'DTSTART' => 'startdate'
    40. 

  40.  *                              also order output columns, ex. 2 => 'DTSTART' (2=first order column, 3 next etc)
    41. 

  41.  *                              also properties to skip, ex. 'skip' => array( 'CREATED', 'PRIORITY' );
    42. 

  42.  * @param bool   $save          opt, default FALSE, TRUE=save to disk
    43. 

  43.  * @param string $diskfilename  opt, filename for file to save or else taken from $filename + 'csv' extension
    44. 

  44.  * @param object $log           opt, default FALSE (error_log), writes log to file using PEAR LOG or eClog class
    45. 

  45.  * @return bool                 returns FALSE when error
    46. 

  46.  */
    47. 

  47. function iCal2csv( $filename, $conf=FALSE, $save=FALSE, $diskfilename=FALSE, $log=FALSE ) {
    48. 

  48.   if( $log ) $timeexec = array( 'start' => microtime( TRUE ));
    49. 

  49.   $iCal2csv_VERSION = 'iCal2csv 2.0';
    50. 

  50.   if( !function_exists( 'fileCheckRead' ))
    51. 

  51.     require_once 'fileCheck.php';
    52. 

  52.   if( !class_exists( 'vcalendar', FALSE ))
    53. 

  53.     require_once 'iCalcreator.class.php';
    54. 

  54.   if( $log ) $log->log( "$iCal2csv_VERSION input=$filename, conf=".var_export($conf,TRUE).", save=$save, diskfilename=$diskfilename", 7 );
    55. 

  55.   $remoteInput = (( 'http://' == strtolower( substr( $filename, 0, 7 ))) || ( 'webcal://' == strtolower( substr( $filename, 0, 9 )))) ? TRUE : FALSE;
    56. 

  56.   // field DELimiter && field SEParator && NewLine character(-s) etc.
    57. 

  57.   if( !$conf ) $conf = array();
    58. 

  58.   if( !isset( $conf['del'] ))
    59. 

  59.     $conf['del'] = '"';
    60. 

  60.   if( !isset( $conf['sep'] ))
    61. 

  61.     $conf['sep'] = ',';
    62. 

  62.   if( !isset( $conf['nl'] ))
    63. 

  63.     $conf['nl']  = "\n";
    64. 

  64.   foreach( $conf as $key => $value ) {
    65. 

  65.     if( 'skip' == $key ) {
    66. 

  66.       foreach( $value as $six => $skipp )
    67. 

  67.         $conf['skip'][$six] = strtoupper( $skipp );
    68. 

  68.     }
    69. 

  69.     elseif(( '2' <= $key) && ( '99' > $key )) {
    70. 

  70.       $conf[$key] = strtoupper( $value );
    71. 

  71.       if( $log ) $log->log( "$iCal2csv_VERSION column $key contains ".strtoupper( $value ), 7 );
    72. 

  72.     }
    73. 

  73.     elseif( in_array( $key, array( 'del', 'sep', 'nl' )))
    74. 

  74.       $conf[$key] = "$value";
    75. 

  75.     else {
    76. 

  76.       $conf[strtoupper( $key )] = $value;
    77. 

  77.       if( $log ) $log->log( "$iCal2csv_VERSION ".strtoupper( $key )." mapped to $value", 7 );
    78. 

  78.     }
    79. 

  79.   }
    80. 

  80.   /* create path and filename */
    81. 

  81.   if( $remoteInput ) {
    82. 

  82.     $inputFileParts = parse_url( $filename );
    83. 

  83.     $inputFileParts = array_merge( $inputFileParts, pathinfo( $inputFileParts['path'] ));
    84. 

  84.     if( !$diskfilename )
    85. 

  85.       $diskfilename = $inputFileParts['filename'].'.csv';
    86. 

  86.   }
    87. 

  87.   else {
    88. 

  88.     if( FALSE === ( $filename = fileCheckRead( $filename, $log ))) {
    89. 

  89.       if( $log ) {
    90. 

  90.         $log->log( "$iCal2csv_VERSION (".number_format(( microtime( TRUE ) - $timeexec['start'] ),  5 ).')' );
    91. 

  91.         $log->flush();
    92. 

  92.       }
    93. 

  93.       return FALSE;
    94. 

  94.     }
    95. 

  95.     $inputFileParts = pathinfo( $filename );
    96. 

  96.     if( !$diskfilename )
    97. 

  97.       $diskfilename = $inputFileParts['dirname'].DIRECTORY_SEPARATOR.$inputFileParts['filename'].'.csv';
    98. 

  98.   }
    99. 

  99.   $outputFileParts = pathinfo( $diskfilename );
    100. 

  100.   if( $save ) {
    101. 

  101.     if( FALSE === ( $diskfilename = fileCheckWrite( $outputFileParts['dirname'].DIRECTORY_SEPARATOR.$outputFileParts['basename'], $log ))) {
    102. 

  102.       if( $log ) {
    103. 

  103.         $log->log( "$iCal2csv_VERSION (".number_format(( microtime( TRUE ) - $timeexec['start'] ),  5 ).')' );
    104. 

  104.         $log->flush();
    105. 

  105.       }
    106. 

  106.       return FALSE;
    107. 

  107.     }
    108. 

  108.   }
    109. 

  109.   if( $log ) {
    110. 

  110.     $msg = $iCal2csv_VERSION.' INPUT FILE:"'.$inputFileParts['dirname'].DIRECTORY_SEPARATOR.$inputFileParts['basename'].'"';
    111. 

  111.     if( $save )
    112. 

  112.       $msg .= ' OUTPUT FILE: "'.$outputFileParts['dirname'].DIRECTORY_SEPARATOR.$outputFileParts['basename'].'"';
    113. 

  113.     $log->log( $msg, 7 );
    114. 

  114.   }
    115. 

  115.   /* iCalcreator check, read and parse input iCal file */
    116. 

  116.   $calendar = new vcalendar();
    117. 

  117.   $calnl = $calendar->getConfig( 'nl' );
    118. 

  118.   if( $remoteInput ) {
    119. 

  119.     if( FALSE === $calendar->setConfig( 'url', $filename )) {
    120. 

  120.       $msg = $iCal2csv_VERSION.' ERROR 3 INPUT FILE:"'.$filename.'" iCalcreator: invalid url';
    121. 

  121.       if( $log ) { $log->log( $msg, 3 ); $log->flush(); } else error_log( $msg );
    122. 

  122.       return FALSE;
    123. 

  123.     }
    124. 

  124.   }
    125. 

  125.   else {
    126. 

  126.     if( FALSE === $calendar->setConfig( 'directory', $inputFileParts['dirname'] )) {
    127. 

  127.       $msg = $iCal2csv_VERSION.' ERROR 4 INPUT FILE:"'.$filename.'" iCalcreator: invalid directory: "'.$inputFileParts['dirname'].'"';
    128. 

  128.       if( $log ) { $log->log( $msg, 3 ); $log->flush(); } else error_log( $msg );
    129. 

  129.       return FALSE;
    130. 

  130.     }
    131. 

  131.     if( FALSE === $calendar->setConfig( 'filename',  $inputFileParts['basename'] )) {
    132. 

  132.       $msg = $iCal2csv_VERSION.' ERROR 5 INPUT FILE:"'.$filename.'" iCalcreator: invalid filename: "'.$inputFileParts['basename'].'"';
    133. 

  133.       if( $log ) { $log->log( $msg, 3 ); $log->flush(); } else error_log( $msg );
    134. 

  134.       return FALSE;
    135. 

  135.     }
    136. 

  136.   }
    137. 

  137.   if( FALSE === $calendar->parse()) {
    138. 

  138.     $msg = $iCal2csv_VERSION.' ERROR 6 INPUT FILE:"'.$filename.'" iCalcreator parse error';
    139. 

  139.     if( $log ) { $log->log( $msg, 3 ); $log->flush(); } else error_log( $msg );
    140. 

  140.     return FALSE;
    141. 

  141.   }
    142. 

  142.   if( $log ) $timeexec['fileOk'] = microtime( TRUE );
    143. 

  143.   if( !function_exists( 'iCaldate2timestamp' )) {
    144. 

  144.     function iCaldate2timestamp( $d ) {
    145. 

  145.       if( 6 > count( $d ))
    146. 

  146.         return mktime( 0, 0, 0, $d['month'], $d['day'], $d['year'] );
    147. 

  147.       else
    148. 

  148.         return mktime( $d['hour'], $d['min'], $d['sec'], $d['month'], $d['day'], $d['year'] );
    149. 

  149.     }
    150. 

  150.   }
    151. 

  151.   if( !function_exists( 'fixiCalString' )) {
    152. 

  152.     function fixiCalString( $s ) {
    153. 

  153.       $s = str_replace( '\,',   ',',     $s );
    154. 

  154.       $s = str_replace( '\;',   ';',     $s );
    155. 

  155.       $s = str_replace( '\n ',  chr(10), $s );
    156. 

  156.       $s = str_replace( '\\\\', '\\',    $s );
    157. 

  157.       return $s;
    158. 

  158.     }
    159. 

  159.   }
    160. 

  160.   /* create output array */
    161. 

  161.   $rows = array();
    162. 

  162.   /* info rows */
    163. 

  163.   $rows[] = array( 'kigkonsult.se', ICALCREATOR_VERSION, $iCal2csv_VERSION, date( 'Y-m-d H:i:s' ));
    164. 

  164.   $filename = ( $remoteInput ) ? $filename : $inputFileParts['basename'];
    165. 

  165.   $rows[] = array( 'iCal input', $filename, 'csv output', $outputFileParts['basename'] );
    166. 

  166.   if( $prop = $calendar->getProperty( 'CALSCALE' ))
    167. 

  167.     $rows[] = array( 'CALSCALE', $prop );
    168. 

  168.   if( $prop = $calendar->getProperty( 'METHOD' ))
    169. 

  169.     $rows[] = array( 'METHOD', $prop );
    170. 

  170.   while( $xprop = $calendar->getProperty())
    171. 

  171.     $rows[] = array( $xprop[0], $xprop[1] );
    172. 

  172.   if( $log ) $timeexec['infoOk'] = microtime( TRUE );
    173. 

  173.   /* fix vtimezone property order list */
    174. 

  174.   $proporder = array();
    175. 

  175.   foreach( $conf as $key => $value ) {
    176. 

  176.     if(( '2' <= $key) && ( '99' > $key )) {
    177. 

  177.       $proporder[$value] = $key;
    178. 

  178.       if( $log ) $log->log( "$iCal2csv_VERSION $value in column $key", 7 );
    179. 

  179.     }
    180. 

  180.   }
    181. 

  181.   $proporder['TYPE']          =  0;
    182. 

  182.   $proporder['ORDER']         =  1;
    183. 

  183.   $props = array( 'TZID', 'LAST-MODIFIED', 'TZURL', 'DTSTART', 'TZOFFSETTO', 'TZOFFSETFROM'
    184. 

  184.                 , 'TZOFFSETTFROM' // iCalcreator 2.6 bug
    185. 

  185.                 , 'COMMENT', 'RRULE', 'RDATE', 'TZNAME' );
    186. 

  186.   $pix = 2;
    187. 

  187.   foreach( $props as $prop ) {
    188. 

  188.     if( isset( $proporder[$prop] )) continue;
    189. 

  189.     if( isset( $conf['skip'] ) && in_array( $prop, $conf['skip'] )) {
    190. 

  190.       if( $log ) $log->log( "$iCal2csv_VERSION $prop removed from output", 7 );
    191. 

  191.       continue;
    192. 

  192.     }
    193. 

  193.     while( in_array( $pix, $proporder )) $pix++;
    194. 

  194.     $proporder[$prop] = $pix++;
    195. 

  195.   }
    196. 

  196.   /* remove unused properties from and add x-props to property order list */
    197. 

  197.   $maxpropix = 11;
    198. 

  198.   if( $maxpropix != ( count( $proporder ) - 1 ))
    199. 

  199.     $maxpropix = count( $proporder ) - 1;
    200. 

  200.   $compsinfo = $calendar->getConfig( 'compsinfo');
    201. 

  201.   $potmp = array();
    202. 

  202.   $potmp[0]                   =  'TYPE';
    203. 

  203.   $potmp[1]                   =  'ORDER';
    204. 

  204.   foreach( $compsinfo as $cix => $compinfo) {
    205. 

  205.     if( 'vtimezone' != $compinfo['type'] )
    206. 

  206.       continue;
    207. 

  207.     $comp = $calendar->getComponent( $compinfo['ordno'] );
    208. 

  208.     foreach( $compinfo['props'] as $propName => $propcnt ) {
    209. 

  209.       if( !in_array( $propName, $potmp ) && isset( $proporder[$propName] ))
    210. 

  210.         $potmp[$proporder[$propName]] = $propName;
    211. 

  211.       elseif( 'X-PROP' == $propName ) {
    212. 

  212.         while( $xprop = $comp->getProperty()) {
    213. 

  213.           if( !in_array( $xprop[0], $potmp )) {
    214. 

  214.             $maxpropix += 1;
    215. 

  215.             $potmp[$maxpropix] = $xprop[0];
    216. 

  216.           } // end if
    217. 

  217.         } // end while xprop
    218. 

  218.       } // end X-PROP
    219. 

  219.     } // end $compinfo['props']
    220. 

  220.     if( isset( $compinfo['sub'] )) {
    221. 

  221.       foreach( $compinfo['sub'] as $compinfo2 ) {
    222. 

  222.         foreach( $compinfo2['props'] as $propName => $propcnt ) {
    223. 

  223.           if( !in_array( $propName, $potmp ) && isset( $proporder[$propName] ))
    224. 

  224.             $potmp[$proporder[$propName]] = $propName;
    225. 

  225.           elseif( 'X-PROP' == $propName ) {
    226. 

  226.             $scomp = $comp->getComponent( $compinfo2['ordno'] );
    227. 

  227.             while( $xprop = $scomp->getProperty()) {
    228. 

  228.               if( !in_array( $xprop[0], $potmp )) {
    229. 

  229.                 $maxpropix += 1;
    230. 

  230.                 $potmp[$maxpropix] = $xprop[0];
    231. 

  231.               } // end if
    232. 

  232.             } // end while xprop
    233. 

  233.           } // end X-PROP
    234. 

  234.         } // end $compinfo['sub']['props']
    235. 

  235.       } // end foreach( $compinfo['sub']
    236. 

  236.     } // end if( isset( $compinfo['sub']
    237. 

  237.   } // end foreach compinfo - vtimezone
    238. 

  238.   ksort( $potmp, SORT_NUMERIC );
    239. 

  239.   if( '2.6' == substr ( ICALCREATOR_VERSION, -3 )) {
    240. 

  240.     foreach( $potmp as $k => $v ) { // iCalcreator 2.6 bug fix
    241. 

  241.       if( 'TZOFFSETTFROM' == $v )
    242. 

  242.         $potmp[$k] = 'TZOFFSETFROM';
    243. 

  243.     }
    244. 

  244.   }
    245. 

  245.   $proporder = array_flip( array_values( $potmp ));
    246. 

  246.   if( $log ) $log->log( "$iCal2csv_VERSION zone proporder=".implode(',',array_flip($proporder)), 7 );
    247. 

  247.   /* create vtimezone info */
    248. 

  248.   $row = count( $rows ) - 1;
    249. 

  249.   if( 2 < count( $proporder )) {
    250. 

  250.     $row += 1;
    251. 

  251.   /* create vtimezone header row */
    252. 

  252.     foreach( $proporder as $propName => $col ) {
    253. 

  253.       if( isset( $conf[$propName] )) {
    254. 

  254.         $rows[$row][$col] = $conf[$propName]; // check map of userfriendly name to iCal property name
    255. 

  255.         if( $log ) $log->log( "$iCal2csv_VERSION header row, col=$col: $propName, replaced by ".$conf[$propName], 7 );
    256. 

  256.       }
    257. 

  257.       else
    258. 

  258.         $rows[$row][$col] = $propName;
    259. 

  259.     }
    260. 

  260.     $allowedProps = array( 'VTIMEZONE' => array( 'TZID', 'LAST-MODIFIED', 'TZURL' )
    261. 

  261.                          , 'STANDARD'  => array( 'DTSTART', 'TZOFFSETTO', 'TZOFFSETFROM', 'COMMENT', 'RDATE', 'RRULE', 'TZNAME' )
    262. 

  262.                          , 'DAYLIGHT'  => array( 'DTSTART', 'TZOFFSETTO', 'TZOFFSETFROM', 'COMMENT', 'RDATE', 'RRULE', 'TZNAME' ));
    263. 

  263.   /* create vtimezone data rows */
    264. 

  264.     foreach( $compsinfo as $cix => $compinfo) {
    265. 

  265.       if( 'vtimezone' != $compinfo['type'] )
    266. 

  266.         continue;
    267. 

  267.       $row += 1;
    268. 

  268.       foreach( $proporder as $propName => $col )
    269. 

  269.         $rows[$row][] = ''; // set all cells empty
    270. 

  270.       $rows[$row][$proporder['TYPE']]  = $compinfo['type'];
    271. 

  271.       $rows[$row][$proporder['ORDER']] = $compinfo['ordno'];
    272. 

  272.       $comp = $calendar->getComponent( $compinfo['ordno'] );
    273. 

  273.       foreach( $proporder as $propName => $col ) {
    274. 

  274.         if(( 'TYPE' == $propName ) || ( 'ORDER' == $propName ))
    275. 

  275.           continue;
    276. 

  276.         if( 'X-' == substr( $propName, 0, 2 ))
    277. 

  277.           continue;
    278. 

  278.         if( !in_array( $propName, $allowedProps['VTIMEZONE'] )) // check if component allows property
    279. 

  279.           continue;
    280. 

  280.         if( isset( $compinfo['props'][$propName] )) {
    281. 

  281.           if( 'LAST-MODIFIED' == $propName )
    282. 

  282.             $fcn = 'createLastModified';
    283. 

  283.           else
    284. 

  284.             $fcn = 'create'.strtoupper( substr( $propName, 0, 1 )).strtolower( substr( $propName, 1 ));
    285. 

  285.           if( !method_exists ( $comp, $fcn )) {
    286. 

  286.             $msg = $iCal2csv_VERSION.' ERROR 7 INPUT FILE:"'.$filename.'" iCalcreator: unknown property: "'.$propName.'" ('.$fcn.')';
    287. 

  287.             if( $log ) $log->log( $msg, 3 ); else error_log( $msg );
    288. 

  288.             continue;
    289. 

  289.           }
    290. 

  290.           $output = str_replace( "$calnl ",     '',      rtrim( $comp->$fcn()));
    291. 

  291.           $output = str_replace( $propName.';', '',      $output );
    292. 

  292.           $output = str_replace( $propName.':', '',      $output );
    293. 

  293.           $rows[$row][$proporder[$propName]] = fixiCalString( $output );
    294. 

  294.         }
    295. 

  295.       } // end foreach( $proporder
    296. 

  296.       if( isset( $compinfo['props']['X-PROP'] ))  {
    297. 

  297.         while( $xprop = $comp->getProperty()) {
    298. 

  298.           $output = str_replace( "$calnl ", '',      rtrim( $xprop[1] ));
    299. 

  299.           $rows[$row][$proporder[$xprop[0]]] = fixiCalString( $output );
    300. 

  300.         }
    301. 

  301.       }
    302. 

  302.       if( isset( $compinfo['sub'] )) {
    303. 

  303.         foreach( $compinfo['sub'] as $compinfo2 ) {
    304. 

  304.           $row += 1;
    305. 

  305.          foreach( $proporder as $propName => $col )
    306. 

  306.             $rows[$row][] = ''; // set all cells empty
    307. 

  307.           $rows[$row][$proporder['TYPE']]  = $compinfo2['type'];
    308. 

  308.           $rows[$row][$proporder['ORDER']] = $compinfo['ordno'].':'.$compinfo2['ordno'];
    309. 

  309.           $scomp = $comp->getComponent( $compinfo2['ordno'] );
    310. 

  310.           foreach( $proporder as $propName => $col ) {
    311. 

  311.             if(( 'TYPE' == $propName ) || ( 'ORDER' == $propName ))
    312. 

  312.               continue;
    313. 

  313.             if( 'X-' == substr( $propName, 0, 2 ))
    314. 

  314.               continue;
    315. 

  315.             if( !in_array( $propName, $allowedProps[strtoupper( $compinfo2['type'] )] )) // check if component allows property
    316. 

  316.               continue;
    317. 

  317.             if(( '2.6' == substr ( ICALCREATOR_VERSION, -3 )) && ( 'TZOFFSETFROM' == $propName )) $propName = 'TZOFFSETTFROM'; // iCalcreator 2.6 bug fix
    318. 

  318.             if( isset( $compinfo2['props'][$propName] )) {
    319. 

  319.               if(( '2.6' == substr ( ICALCREATOR_VERSION, -3 )) && ( 'TZOFFSETTFROM' == $propName )) $propName = 'TZOFFSETFROM'; // iCalcreator 2.6 bug fix
    320. 

  320.               $fcn = 'create'.strtoupper( substr( $propName, 0, 1 )).strtolower( substr( $propName, 1 ));
    321. 

  321.               if( !method_exists ( $scomp, $fcn )) {
    322. 

  322.                 $msg = $iCal2csv_VERSION.' ERROR 8 INPUT FILE:"'.$filename.'" iCalcreator: unknown property: "'.$propName.'" ('.$fcn.')';
    323. 

  323.                 if( $log ) $log->log( $msg, 3 ); else error_log( $msg );
    324. 

  324.                 continue;
    325. 

  325.               }
    326. 

  326.               $output = str_replace( "$calnl ",     '',      rtrim( $scomp->$fcn()));
    327. 

  327.               $output = str_replace( $propName.';', '',      $output );
    328. 

  328.               $output = str_replace( $propName.':', '',      $output );
    329. 

  329.               $rows[$row][$proporder[$propName]] = fixiCalString( $output );
    330. 

  330.             }
    331. 

  331.           } // end foreach( $proporder
    332. 

  332.           if( isset( $compinfo2['props']['X-PROP'] ))  {
    333. 

  333.             while( $xprop = $scomp->getProperty()) {
    334. 

  334.               $output = str_replace( "$calnl ", '',      rtrim( $xprop[1] ));
    335. 

  335.               $rows[$row][$proporder[$xprop[0]]] = fixiCalString( $output );
    336. 

  336.             }
    337. 

  337.           }
    338. 

  338.         } // end foreach( $compinfo['sub']
    339. 

  339.       } // end if( isset( $compinfo['sub']['props'] ))
    340. 

  340.     } // end foreach
    341. 

  341.   } // end vtimezone
    342. 

  342.   if( $log ) $timeexec['zoneOk'] = microtime( TRUE );
    343. 

  343.   $maxColCount = count( $proporder );
    344. 

  344.   /* fix property order list */
    345. 

  345.   $proporder = array();
    346. 

  346.   foreach( $conf as $key => $value ) {
    347. 

  347.     if(( '2' <= $key) && ( '99' > $key )) {
    348. 

  348.       $proporder[$value] = $key;
    349. 

  349.       if( $log ) $log->log( "$iCal2csv_VERSION $value in column $key", 7 );
    350. 

  350.     }
    351. 

  351.   }
    352. 

  352.   $proporder['TYPE']             =  0;
    353. 

  353.   $proporder['ORDER']            =  1;
    354. 

  354.   $props = array( 'UID', 'DTSTAMP', 'SUMMARY', 'DTSTART', 'DURATION', 'DTEND', 'DUE', 'RRULE', 'RDATE', 'EXRULE', 'EXDATE'
    355. 

  355.                 , 'DESCRIPTION', 'CATEGORIES', 'ORGANIZER', 'LOCATION', 'RESOURCES', 'CONTACT', 'URL', 'COMMENT', 'PRIORITY'
    356. 

  356.                 , 'ATTENDEE', 'CLASS', 'TRANSP', 'SEQUENCE', 'STATUS', 'COMPLETED', 'CREATED', 'LAST-MODIFIED', 'ACTION'
    357. 

  357.                 , 'TRIGGER', 'REPEAT', 'ATTACH', 'FREEBUSY', 'RELATED-TO', 'REQUEST-STATUS', 'GEO', 'PERCENT-COMPLETE', 'RECURRENCE-ID' );
    358. 

  358.   $pix = 2;
    359. 

  359.   foreach( $props as $prop ) {
    360. 

  360.     if( isset( $proporder[$prop] )) continue;
    361. 

  361.     if( isset( $conf['skip'] ) && in_array( $prop, $conf['skip'] )) {
    362. 

  362.       if( $log ) $log->log( "$iCal2csv_VERSION $prop removed from output", 7 );
    363. 

  363.       continue;
    364. 

  364.     }
    365. 

  365.     while( in_array( $pix, $proporder )) $pix++;
    366. 

  366.     $proporder[$prop] = $pix++;
    367. 

  367.   }
    368. 

  368.   /* remove unused properties from and add x-props to property order list */
    369. 

  369.   if( $maxpropix < (count( $proporder ) - 1))
    370. 

  370.     $maxpropix = count( $proporder ) - 1;
    371. 

  371.   $potmp = array();
    372. 

  372.   $potmp[0]                   =  'TYPE';
    373. 

  373.   $potmp[1]                   =  'ORDER';
    374. 

  374. //  $potmp[2]                   =  'UID';
    375. 

  375.   foreach( $compsinfo as $cix => $compinfo) {
    376. 

  376.     if( 'vtimezone' == $compinfo['type'] )
    377. 

  377.       continue;
    378. 

  378.     foreach( $compinfo['props'] as $propName => $propcnt ) {
    379. 

  379.       if( !in_array( $propName, $potmp ) && isset( $proporder[$propName] ))
    380. 

  380.         $potmp[$proporder[$propName]] = $propName;
    381. 

  381.       elseif( 'X-PROP' == $propName ) {
    382. 

  382.         $comp = $calendar->getComponent( $compinfo['ordno'] );
    383. 

  383.         while( $xprop = $comp->getProperty()) {
    384. 

  384.           if( !in_array( $xprop[0], $potmp )) {
    385. 

  385.             $maxpropix += 1;
    386. 

  386.             $potmp[$maxpropix] = $xprop[0];
    387. 

  387.           } // end if
    388. 

  388.         } // while( $xprop
    389. 

  389.       } // end elseif( 'X-PROP'
    390. 

  390.     } // end foreach( $compinfo['props']
    391. 

  391.     if( isset( $compinfo['sub'] )) {
    392. 

  392.       foreach( $compinfo['sub'] as $compinfo2 ) {
    393. 

  393.         foreach( $compinfo2['props'] as $propName => $propcnt ) {
    394. 

  394.           if( !in_array( $propName, $potmp ) && isset( $proporder[$propName] ))
    395. 

  395.             $potmp[$proporder[$propName]] = $propName;
    396. 

  396.           elseif( 'X-PROP' == $propName ) {
    397. 

  397.             $scomp = $comp->getComponent( $compinfo2['ordno'] );
    398. 

  398.             while( $xprop = $scomp->getProperty()) {
    399. 

  399.               if( !in_array( $xprop[0], $potmp )) {
    400. 

  400.                 $maxpropix += 1;
    401. 

  401.                 $potmp[$maxpropix] = $xprop[0];
    402. 

  402.               } // end if
    403. 

  403.             } // end while xprop
    404. 

  404.           } // end X-PROP
    405. 

  405.         } // end $compinfo['sub']['props']
    406. 

  406.       } // end foreach( $compinfo['sub']
    407. 

  407.     } // end if( isset( $compinfo['sub']
    408. 

  408.   }
    409. 

  409.   ksort( $potmp, SORT_NUMERIC );
    410. 

  410.   $proporder = array_flip( array_values( $potmp ));
    411. 

  411.   if( $log ) $log->log( "$iCal2csv_VERSION comp proporder=".implode(',',array_flip($proporder)), 7 );
    412. 

  412.   if( $maxColCount < count( $proporder ))
    413. 

  413.     $maxColCount = count( $proporder );
    414. 

  414.   /* create header row */
    415. 

  415.   $row += 1;
    416. 

  416.   foreach( $proporder as $propName => $col ) {
    417. 

  417.     if( isset( $conf[$propName] )) {
    418. 

  418.       $rows[$row][$col] = $conf[$propName]; // check map of userfriendly name to iCal property name
    419. 

  419.       if( $log ) $log->log( "$iCal2csv_VERSION header row, col=$col: $propName, replaced by ".$conf[$propName], 7 );
    420. 

  420.     }
    421. 

  421.     else
    422. 

  422.       $rows[$row][$col] = $propName;
    423. 

  423.   }
    424. 

  424.   $allowedProps = array( 'VEVENT'    => array( 'ATTACH', 'ATTENDEE', 'CATEGORIES', 'CLASS', 'COMMENT', 'CONTACT', 'CREATED', 'DESCRIPTION', 'DTEND'
    425. 

  425.                                              , 'DTSTAMP', 'DTSTART', 'DURATION', 'EXDATE', 'RXRULE', 'GEO', 'LAST-MODIFIED', 'LOCATION', 'ORGANIZER'
    426. 

  426.                                              , 'PRIORITY', 'RDATE', 'RECURRENCE-ID', 'RELATED-TO', 'RESOURCES', 'RRULE', 'REQUEST-STATUS', 'SEQUENCE'
    427. 

  427.                                              , 'STATUS', 'SUMMARY', 'TRANSP', 'UID', 'URL', )
    428. 

  428.                        , 'VTODO'     => array( 'ATTACH', 'ATTENDEE', 'CATEGORIES', 'CLASS', 'COMMENT', 'COMPLETED', 'CONTACT', 'CREATED', 'DESCRIPTION'
    429. 

  429.                                              , 'DTSTAMP', 'DTSTART', 'DUE', 'DURATION', 'EXATE', 'EXRULE', 'GEO', 'LAST-MODIFIED', 'LOCATION', 'ORGANIZER'
    430. 

  430.                                              , 'PERCENT', 'PRIORITY', 'RDATE', 'RECURRENCE-ID', 'RELATED-TO', 'RESOURCES', 'RRULE', 'REQUEST-STATUS'
    431. 

  431.                                              , 'SEQUENCE', 'STATUS', 'SUMMARY', 'UID', 'URL' )
    432. 

  432.                        , 'VJOURNAL'  => array( 'ATTACH', 'ATTENDEE', 'CATEGORIES', 'CLASS', 'COMMENT', 'CONTACT', 'CREATED', 'DESCRIPTION', 'DTSTAMP'
    433. 

  433.                                              , 'DTSTART', 'EXDATE', 'EXRULE', 'LAST-MODIFIED', 'ORGANIZER', 'RDATE', 'RECURRENCE-ID', 'RELATED-TO'
    434. 

  434.                                              , 'RRULE', 'REQUEST-STATUS', 'SEQUENCE', 'STATUS', 'SUMMARY', 'UID', 'URL' )
    435. 

  435.                        , 'VFREEBUSY' => array( 'ATTENDEE', 'COMMENT', 'CONTACT', 'DTEND', 'DTSTAMP', 'DTSTART', 'DURATION', 'FREEBUSY', 'ORGANIZER', 'UID', 'URL' )
    436. 

  436.                        , 'VALARM'    => array( 'ACTION', 'ATTACH', 'ATTENDEE', 'DESCRIPTION', 'DURATION', 'REPEAT', 'TRANSP', 'TRIGGER' ));
    437. 

  437.   /* create data rows */
    438. 

  438.   foreach( $compsinfo as $cix => $compinfo) {
    439. 

  439.     if( 'vtimezone' == $compinfo['type'] )
    440. 

  440.       continue;
    441. 

  441.     $row += 1;
    442. 

  442.     foreach( $proporder as $propName => $col )
    443. 

  443.       $rows[$row][] = ''; // set all cells empty
    444. 

  444.     $rows[$row][$proporder['TYPE']]  = $compinfo['type'];
    445. 

  445.     $rows[$row][$proporder['ORDER']] = $compinfo['ordno'];
    446. 

  446. //    $rows[$row][$proporder['UID']]   = $compinfo['uid'];
    447. 

  447.     $comp = $calendar->getComponent( $compinfo['ordno'] );
    448. 

  448.     foreach( $proporder as $propName => $col ) {
    449. 

  449.       if(( 'TYPE' == $propName ) || ( 'ORDER' == $propName ))
    450. 

  450.         continue;
    451. 

  451.       if( 'X-' == substr( $propName, 0, 2 ))
    452. 

  452.         continue;
    453. 

  453.       if( !in_array( $propName, $allowedProps[strtoupper( $compinfo['type'] )] )) // check if component allows property
    454. 

  454.         continue;
    455. 

  455.       if( isset( $compinfo['props'][$propName] )) {
    456. 

  456.         switch( $propName ) {
    457. 

  457.           case 'LAST-MODIFIED' ;
    458. 

  458.             $fcn = 'createLastModified';
    459. 

  459.             break;
    460. 

  460.           case 'RECURRENCE-ID':
    461. 

  461.             $fcn = 'createRecurrenceid';
    462. 

  462.             break;
    463. 

  463.           case 'RELATED-TO':
    464. 

  464.             $fcn = 'createRelatedTo';
    465. 

  465.             break;
    466. 

  466.           case 'REQUEST-STATUS':
    467. 

  467.             $fcn = 'createRequestStatus';
    468. 

  468.             break;
    469. 

  469.           case 'PERCENT-COMPLETE':
    470. 

  470.             $fcn = 'createPercentComplete';
    471. 

  471.             break;
    472. 

  472.          default:
    473. 

  473.           $fcn = 'create'.strtoupper( substr( $propName, 0, 1 )).strtolower( substr( $propName, 1 ));
    474. 

  474.         }
    475. 

  475.         if( !method_exists ( $comp, $fcn )) {
    476. 

  476.           $msg = $iCal2csv_VERSION.' ERROR 9 INPUT FILE:"'.$filename.'" iCalcreator: unknown property: "'.$propName.'" ('.$fcn.')';
    477. 

  477.           if( $log ) $log->log( $msg, 3 ); else error_log( $msg );
    478. 

  478.           continue;
    479. 

  479.         }
    480. 

  480.         $output = str_replace( "$calnl ",     '',      rtrim( $comp->$fcn()));
    481. 

  481.         $output = str_replace( $propName.';', '',      $output );
    482. 

  482.         $output = str_replace( $propName.':', '',      $output );
    483. 

  483.         $rows[$row][$proporder[$propName]] = fixiCalString( $output );
    484. 

  484.       }
    485. 

  485.     } // end foreach( $proporder
    486. 

  486.     if( isset( $compinfo['props']['X-PROP'] ))  {
    487. 

  487.       while( $xprop = $comp->getProperty()) {
    488. 

  488.         $output = str_replace( "$calnl ", '', rtrim( $xprop[1] ));
    489. 

  489.         $rows[$row][$proporder[$xprop[0]]] = fixiCalString( $output );
    490. 

  490.       }
    491. 

  491.     }
    492. 

  492.     if( isset( $compinfo['sub'] )) {
    493. 

  493.       foreach( $compinfo['sub'] as $compinfo2 ) {
    494. 

  494.         $row += 1;
    495. 

  495.         foreach( $proporder as $propName => $col )
    496. 

  496.           $rows[$row][] = ''; // set all cells empty
    497. 

  497.         $rows[$row][$proporder['TYPE']]  = $compinfo2['type'];
    498. 

  498.         $rows[$row][$proporder['ORDER']] = $compinfo['ordno'].':'.$compinfo2['ordno'];
    499. 

  499.         $scomp = $comp->getComponent( $compinfo2['ordno'] );
    500. 

  500.         foreach( $proporder as $propName => $col ) {
    501. 

  501.           if(( 'TYPE' == $propName ) || ( 'ORDER' == $propName ))
    502. 

  502.             continue;
    503. 

  503.           if( 'X-' == substr( $propName, 0, 2 ))
    504. 

  504.             continue;
    505. 

  505.           if( !in_array( $propName, $allowedProps[strtoupper( $compinfo2['type'] )] )) // check if component allows property
    506. 

  506.             continue;
    507. 

  507.           if( isset( $compinfo2['props'][$propName] )) {
    508. 

  508.             $fcn = 'create'.strtoupper( substr( $propName, 0, 1 )).strtolower( substr( $propName, 1 ));
    509. 

  509.             if( !method_exists ( $scomp, $fcn )) {
    510. 

  510.               $msg = $iCal2csv_VERSION.' ERROR 10 INPUT FILE:"'.$filename.'" iCalcreator: unknown property: "'.$propName.'" ('.$fcn.')';
    511. 

  511.               if( $log ) $log->log( $msg, 3 ); else error_log( $msg );
    512. 

  512.               continue;
    513. 

  513.             }
    514. 

  514.             $output = str_replace( "$calnl ", '', rtrim( $scomp->$fcn()));
    515. 

  515.             $output = str_replace( $propName.';', '',   $output );
    516. 

  516.             $output = str_replace( $propName.':', '',   $output );
    517. 

  517.             $rows[$row][$proporder[$propName]] = fixiCalString( $output );
    518. 

  518.           }
    519. 

  519.         } // end foreach( $proporder
    520. 

  520.         if( isset( $compinfo2['props']['X-PROP'] ))  {
    521. 

  521.           while( $xprop = $scomp->getProperty()) {
    522. 

  522.             $output = str_replace( "$calnl ", '', rtrim( $xprop[1] ));
    523. 

  523.             $rows[$row][$proporder[$xprop[0]]] = fixiCalString( $output );
    524. 

  524.           }
    525. 

  525.         }
    526. 

  526.       } // if( isset( $compinfo2['props']['X-PROP']
    527. 

  527.     } // end if( isset( $compinfo['sub']
    528. 

  528.   } // foreach( $compsinfo as
    529. 

  529.   if( $log ) $timeexec['compOk'] = microtime( TRUE );
    530. 

  530.   /* fix csv format */
    531. 

  531.   // fields that contain commas, double-quotes, or line-breaks must be quoted,
    532. 

  532.   // a quote within a field must be escaped with an additional quote immediately preceding the literal quote,
    533. 

  533.   // space before and after delimiter commas may be trimmed (which is prohibited by RFC 4180)
    534. 

  534.   // a line break within an element must be preserved.
    535. 

  535.   // Fields may ALWAYS be enclosed within double-quote characters, whether necessary or not.
    536. 

  536.   foreach( $rows as $row => $line ) {
    537. 

  537.     for( $col = 0; $col < $maxColCount; $col++ ) {
    538. 

  538.       if( !isset( $line[$col] ) || empty( $line[$col] )) {
    539. 

  539.         $rows[$row][$col] = $conf['del'].$conf['del'];
    540. 

  540.         continue;
    541. 

  541.       }
    542. 

  542.       if( ctype_digit( $line[$col] ))
    543. 

  543.         continue;
    544. 

  544.       $cell = str_replace( $conf['del'], $conf['del'].$conf['del'], $line[$col] );
    545. 

  545.       $rows[$row][$col] = $conf['del'].$cell.$conf['del'];
    546. 

  546.     }
    547. 

  547.     $rows[$row] = implode( $conf['sep'], $rows[$row] );
    548. 

  548.   }
    549. 

  549.   $output = implode( $conf['nl'], $rows ).$conf['nl'];
    550. 

  550.   if( $log ) {
    551. 

  551.     $timeexec['exit'] = microtime( TRUE );
    552. 

  552.     $msg  = "$iCal2csv_VERSION '$filename'";
    553. 

  553.     $msg .= ' fileOk:' .number_format(( $timeexec['fileOk']  - $timeexec['start'] ),  5 );
    554. 

  554.     $msg .= ' infoOk:' .number_format(( $timeexec['infoOk']  - $timeexec['fileOk'] ), 5 );
    555. 

  555.     $msg .= ' zoneOk:' .number_format(( $timeexec['zoneOk']  - $timeexec['infoOk'] ), 5 );
    556. 

  556.     $msg .= ' compOk:' .number_format(( $timeexec['compOk']  - $timeexec['zoneOk'] ), 5 );
    557. 

  557.     $msg .= ' csvOk:'  .number_format(( $timeexec['exit']    - $timeexec['compOk'] ), 5 );
    558. 

  558.     $msg .= ' total:'  .number_format(( $timeexec['exit']    - $timeexec['start'] ),  5 ).'sec';
    559. 

  559.     $log->log( $msg, 7 );
    560. 

  560.     $msg  = "$iCal2csv_VERSION '$filename' (".count($compsinfo).' components) start:'.date( 'H:i:s', $timeexec['start'] );
    561. 

  561.     $msg .= ' total:'  .number_format(( $timeexec['exit']    - $timeexec['start'] ),  5 ).'sec';
    562. 

  562.     if( $save )
    563. 

  563.       $msg .= " -> '$diskfilename'";
    564. 

  564.     $msg .= ', size='.strlen( $output );
    565. 

  565.     $msg .= ', '.count( $rows )." rows, $maxColCount cols"; 
    566. 

  566.     $log->log( $msg, 6 );
    567. 

  567.   }
    568. 

  568.   /* save or send the file */
    569. 

  569.   if( $save ) {
    570. 

  570.     if( FALSE !== file_put_contents( $diskfilename, $output )) {
    571. 

  571.       if( $log ) $log->flush();
    572. 

  572.       return TRUE;
    573. 

  573.     }
    574. 

  574.     else {
    575. 

  575.       $msg = $iCal2csv_VERSION.' ERROR 11 INPUT FILE:"'.$filename.'" Invalid write to output file : "'.$diskfilename.'"';
    576. 

  576.       if( $log ) { $log->log( $msg, 3 ); $log->flush(); } else error_log( $msg );
    577. 

  577.       return FALSE;
    578. 

  578.     }
    579. 

  579.   }
    580. 

  580.   else {
    581. 

  581.     if( $log ) $log->flush();
    582. 

  582.            /** return data, auto gzip */
    583. 

  583.     $filezise = strlen( $output );
    584. 

  584.     if( isset( $_SERVER['HTTP_ACCEPT_ENCODING'] )) {
    585. 

  585.       $output   = gzencode( $output, 9 );
    586. 

  586.       $filezise = strlen( $output );
    587. 

  587.       header( 'Content-Encoding: gzip');
    588. 

  588.       header( 'Vary: *');
    589. 

  589.     }
    590. 

  590.     header( 'Content-Type: text/csv; charset=utf-8' );
    591. 

  591.     header( 'Content-Disposition: attachment; filename="'.$outputFileParts['basename'].'"' );
    592. 

  592.     header( 'Cache-Control: max-age=10' );
    593. 

  593.     header( 'Content-Length: '.$filezise );
    594. 

  594.     echo $output;
    595. 

  595.   }
    596. 

  596.   exit();
    597. 

  597. }
    598. 

  598. ?>
    599.