WEB-INF/lib/form/DateField.class.php

   1 <?php
   2 // +----------------------------------------------------------------------+
   3 // | Anuko Time Tracker
   4 // +----------------------------------------------------------------------+
   5 // | Copyright (c) Anuko International Ltd. (https://www.anuko.com)
   6 // +----------------------------------------------------------------------+
   7 // | LIBERAL FREEWARE LICENSE: This source code document may be used
   8 // | by anyone for any purpose, and freely redistributed alone or in
   9 // | combination with other software, provided that the license is obeyed.
  10 // |
  11 // | There are only two ways to violate the license:
  12 // |
  13 // | 1. To redistribute this code in source form, with the copyright
  14 // |    notice or license removed or altered. (Distributing in compiled
  15 // |    forms without embedded copyright notices is permitted).
  16 // |
  17 // | 2. To redistribute modified versions of this code in *any* form
  18 // |    that bears insufficient indications that the modifications are
  19 // |    not the work of the original author(s).
  20 // |
  21 // | This license applies to this document only, not any other software
  22 // | that it may be combined with.
  23 // |
  24 // +----------------------------------------------------------------------+
  25 // | Contributors:
  26 // | https://www.anuko.com/time_tracker/credits.htm
  27 // +----------------------------------------------------------------------+
  28
  29 import('form.TextField');
  30 import('DateAndTime');
  31
  32 class DateField extends TextField {
  33   var $mWeekStartDay = 0;
  34   var $mDateFormat  = "d/m/Y";
  35   var $lToday      = "Today";
  36
  37   var $mDateObj;
  38   var $cClassName  = "DateField";
  39
  40   var $lCalendarButtons = array('today'=>'Today', 'close'=>'Close');
  41
  42   function __construct($name) {
  43     $this->name  = $name;
  44     $this->mDateObj  = new DateAndTime();
  45
  46     if (isset($GLOBALS["I18N"])) {
  47       $this->setLocalization($GLOBALS["I18N"]);
  48     }
  49   }
  50
  51   function setLocalization($i18n)  {
  52         global $user;
  53
  54     FormElement::setLocalization($i18n);
  55     $this->mDateObj->setFormat($user->date_format);
  56
  57     $this->mMonthNames = $i18n->monthNames;
  58     $this->mWeekDayShortNames = $i18n->weekdayShortNames;
  59     $this->lToday = $i18n->getKey('label.today');
  60     $this->lCalendarButtons['today'] = $i18n->getKey('label.today');
  61     $this->lCalendarButtons['close'] = $i18n->getKey('button.close');
  62
  63     $this->mDateFormat = $user->date_format;
  64     $this->mWeekStartDay = $user->week_start;
  65   }
  66
  67   // set current value taken from session or database
  68   function setValueSafe($value)  {
  69     if (isset($value) && (strlen($value) > 0)) {
  70       $this->mDateObj->parseVal($value, DB_DATEFORMAT);
  71       $this->value = $this->mDateObj->toString($this->mDateFormat); //?
  72     }
  73   }
  74   // get value for storing in session or database
  75   function getValueSafe() {
  76     if (strlen($this->value)>0) {
  77       $this->mDateObj->parseVal($this->value, $this->mDateFormat);  //?
  78       return $this->mDateObj->toString(DB_DATEFORMAT);
  79     } else {
  80       return null;
  81     }
  82   }
  83
  84   function toStringControl()  {
  85     if (!$this->isRenderable()) return "";
  86
  87     if (!$this->isEnable()) {
  88       $html = htmlspecialchars($this->getValue()).
  89         "<input type=\"hidden\" name=\"$this->name\" value=\"".htmlspecialchars($this->getValue())."\">\n";
  90     } else {
  91
  92         if ($this->id=="") $this->id = $this->name;
  93
  94       $html = "";
  95
  96       // http://www.nsftools.com/tips/JavaScriptTips.htm#datepicker
  97
  98       $html .= "<style>
  99             .dpDiv {}
 100             .dpTable {font-family: Tahoma, Arial, Helvetica, sans-serif; font-size: 12px; text-align: center; color: #505050; background-color: #ece9d8; border: 1px solid #AAAAAA;}
 101             .dpTR {}
 102             .dpTitleTR {}
 103             .dpDayTR {}
 104             .dpTodayButtonTR {}
 105             .dpTD {border: 1px solid #ece9d8;}
 106             .dpDayHighlightTD {background-color: #CCCCCC;border: 1px solid #AAAAAA;}
 107             .dpTDHover {background-color: #aca998;border: 1px solid #888888;cursor: pointer;color: red;}
 108             .dpTitleTD {}
 109             .dpButtonTD {}
 110             .dpTodayButtonTD {}
 111             .dpDayTD {background-color: #CCCCCC;border: 1px solid #AAAAAA;color: white;}
 112             .dpTitleText {font-size: 12px;color: gray;font-weight: bold;}
 113             .dpDayHighlight {color: 4060ff;font-weight: bold;}
 114             .dpButton {font-family: Verdana, Tahoma, Arial, Helvetica, sans-serif;font-size: 10px;color: gray;background: #d8e8ff;font-weight: bold;padding: 0px;}
 115             .dpTodayButton {font-family: Verdana, Tahoma, Arial, Helvetica, sans-serif;font-size: 10px;color: gray;  background: #d8e8ff;font-weight: bold;}
 116             </style>\n";
 117       $html .= "<script>
 118             var datePickerDivID = \"datepicker\";
 119             var iFrameDivID = \"datepickeriframe\";
 120
 121             var dayArrayShort = new Array('".join("','",$this->mWeekDayShortNames)."');
 122             var dayArrayMed = new Array('Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat');
 123             var dayArrayLong = new Array('Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday');
 124             var monthArrayShort = new Array('Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec');
 125             var monthArrayMed = new Array('Jan', 'Feb', 'Mar', 'Apr', 'May', 'June', 'July', 'Aug', 'Sept', 'Oct', 'Nov', 'Dec');
 126             var monthArrayLong = new Array('".join("','",$this->mMonthNames)."');
 127
 128             var defaultDateSeparator = \"".$this->mDateFormat[1]."\";
 129             var defaultDateFormat = \"".$this->mDateFormat."\";
 130             var dateSeparator = defaultDateSeparator;
 131             var dateFormat = defaultDateFormat;
 132             var startWeek = ".$this->mWeekStartDay.";
 133
 134           ";
 135       $html .= "
 136
 137             function getStartWeekDayNumber(date) {
 138               var res = date.getDay() - startWeek;
 139               if (res < 0) {
 140                 res += 7;
 141               }
 142               return res;
 143             }
 144
 145             function displayDatePicker(dateFieldName, displayBelowThisObject, dtFormat, dtSep) {
 146               var targetDateField = document.getElementsByName(dateFieldName).item(0);
 147
 148               if (!displayBelowThisObject) displayBelowThisObject = targetDateField;
 149               if (dtSep)
 150                 dateSeparator = dtSep;
 151               else
 152                 dateSeparator = defaultDateSeparator;
 153
 154               if (dtFormat)
 155                 dateFormat = dtFormat;
 156               else
 157                 dateFormat = defaultDateFormat;
 158
 159               var x = displayBelowThisObject.offsetLeft;
 160               var y = displayBelowThisObject.offsetTop + displayBelowThisObject.offsetHeight ;
 161
 162               var parent = displayBelowThisObject;
 163               while (parent.offsetParent) {
 164                 parent = parent.offsetParent;
 165                 x += parent.offsetLeft;
 166                 y += parent.offsetTop ;
 167               }
 168
 169               drawDatePicker(targetDateField, x, y);
 170             }
 171             function drawDatePicker(targetDateField, x, y) {
 172               var dt = getFieldDate(targetDateField.value );
 173
 174               if (!document.getElementById(datePickerDivID)) {
 175                 var newNode = document.createElement(\"div\");
 176                 newNode.setAttribute(\"id\", datePickerDivID);
 177                 newNode.setAttribute(\"class\", \"dpDiv\");
 178                 newNode.setAttribute(\"style\", \"visibility: hidden;\");
 179                 document.body.appendChild(newNode);
 180               }
 181
 182               var pickerDiv = document.getElementById(datePickerDivID);
 183               pickerDiv.style.position = \"absolute\";
 184               pickerDiv.style.left = x + \"px\";
 185               pickerDiv.style.top = (y + 3) + \"px\";
 186               pickerDiv.style.visibility = (pickerDiv.style.visibility == \"visible\" ? \"hidden\" : \"visible\");
 187               pickerDiv.style.display = (pickerDiv.style.display == \"block\" ? \"none\" : \"block\");
 188               pickerDiv.style.zIndex = 10000;
 189
 190               refreshDatePicker(targetDateField.name, dt.getFullYear(), dt.getMonth(), dt.getDate());
 191             }
 192             function refreshDatePicker(dateFieldName, year, month, day) {
 193               var thisDay = new Date();
 194
 195               if ((month >= 0) && (year > 0)) {
 196                 thisDay = new Date(year, month, 1);
 197               } else {
 198                 day = thisDay.getDate();
 199                 thisDay.setDate(1);
 200               }
 201
 202               var crlf = \"\\r\\n\";
 203               var TABLE = \"<table cols=7 class='dpTable'>\" + crlf;
 204               var xTABLE = \"</table>\" + crlf;
 205               var TR = \"<tr class='dpTR'>\";
 206               var TR_title = \"<tr class='dpTitleTR' width='150' align='center'>\";
 207               var TR_days = \"<tr class='dpDayTR'>\";
 208               var TR_todaybutton = \"<tr class='dpTodayButtonTR'>\";
 209               var xTR = \"</tr>\" + crlf;
 210               var TD = \"<td class='dpTD' onMouseOut='this.className=\\\"dpTD\\\";' onMouseOver=' this.className=\\\"dpTDHover\\\";' \";
 211               var TD_title = \"<td colspan=5 class='dpTitleTD'>\";
 212               var TD_buttons = \"<td class='dpButtonTD' width='50'>\";
 213               var TD_todaybutton = \"<td colspan=7 class='dpTodayButtonTD'>\";
 214               var TD_days = \"<td class='dpDayTD'>\";
 215               var TD_selected = \"<td class='dpDayHighlightTD' onMouseOut='this.className=\\\"dpDayHighlightTD\\\";' onMouseOver='this.className=\\\"dpTDHover\\\";' \";
 216               var xTD = \"</td>\" + crlf;
 217               var DIV_title = \"<div class='dpTitleText'>\";
 218               var DIV_selected = \"<div class='dpDayHighlight'>\";
 219               var xDIV = \"</div>\";
 220
 221               var html = TABLE;
 222
 223               html += TR_title + '<td colspan=7>';
 224               html += '<table width=\"250\">'+ TR_title;
 225               html += TD_buttons + getButtonCodeYear(dateFieldName, thisDay, -1, \"&lt;&lt;\") + getButtonCode(dateFieldName, thisDay, -1, \"&lt;\") + xTD;
 226               html += TD_title + DIV_title + monthArrayLong[ thisDay.getMonth()] + \" \" + thisDay.getFullYear() + xDIV + xTD;
 227               html += TD_buttons + getButtonCode(dateFieldName, thisDay, 1, \"&gt;\") + getButtonCodeYear(dateFieldName, thisDay, 1, \"&gt;&gt;\") + xTD;
 228               html += xTR + '</table>' + xTD;
 229               html += xTR;
 230
 231               html += TR_days;
 232               for(i = 0; i < dayArrayShort.length; i++)
 233                 html += TD_days + dayArrayShort[(i + startWeek) % 7] + xTD;
 234               html += xTR;
 235
 236               html += TR;
 237
 238               //var startD = (thisDay.getDay()-startWeek<0?6:thisDay.getDay()-startWeek);
 239               var startD = getStartWeekDayNumber(thisDay);
 240               for (i = 0; i < startD; i++)
 241                 html += TD + \"&nbsp;\" + xTD;
 242
 243               do {
 244                 dayNum = thisDay.getDate();
 245                 TD_onclick = \" onclick=\\\"updateDateField('\" + dateFieldName + \"', '\" + getDateString(thisDay) + \"');\\\">\";
 246
 247                 if (dayNum == day)
 248                   html += TD_selected + TD_onclick + DIV_selected + dayNum + xDIV + xTD;
 249                 else
 250                   html += TD + TD_onclick + dayNum + xTD;
 251
 252                 var startD = getStartWeekDayNumber(thisDay);
 253
 254                 if (startD == 6)
 255                   html += xTR + TR;
 256
 257                 thisDay.setDate(thisDay.getDate() + 1);
 258               } while (thisDay.getDate() > 1)
 259
 260               var startD = getStartWeekDayNumber(thisDay);
 261               if (startD > 0) {
 262                 for (i = 6; i >= startD; i--) {
 263                   html += TD + \"&nbsp;\" + xTD;
 264                 }
 265               }
 266               html += xTR;
 267
 268               var today = new Date();
 269               var todayString = \"Today is \" + dayArrayMed[today.getDay()] + \", \" + monthArrayMed[ today.getMonth()] + \" \" + today.getDate();
 270               html += TR_todaybutton + TD_todaybutton;
 271               html += \"<button class='dpTodayButton' onClick=\\\"refreshDatePicker('\" + dateFieldName + \"'); updateDateFieldOnly('\" + dateFieldName + \"', '\" + getDateString(new Date()) + \"');\\\">".$this->lCalendarButtons['today']."</button> \";
 272               html += \"<button class='dpTodayButton' onClick='updateDateField(\\\"\" + dateFieldName + \"\\\");'>".$this->lCalendarButtons['close']."</button>\";
 273               html += xTD + xTR;
 274
 275               html += xTABLE;
 276
 277               document.getElementById(datePickerDivID).innerHTML = html;
 278               adjustiFrame();
 279             }
 280
 281
 282             function getButtonCode(dateFieldName, dateVal, adjust, label) {
 283               var newMonth = (dateVal.getMonth () + adjust) % 12;
 284               var newYear = dateVal.getFullYear() + parseInt((dateVal.getMonth() + adjust) / 12);
 285               if (newMonth < 0) {
 286                 newMonth += 12;
 287                 newYear += -1;
 288               }
 289
 290               return \"<button class='dpButton' onClick='refreshDatePicker(\\\"\" + dateFieldName + \"\\\", \" + newYear + \", \" + newMonth + \");'>\" + label + \"</button>\";
 291             }
 292
 293             function getButtonCodeYear(dateFieldName, dateVal, adjust, label) {
 294               var newMonth = dateVal.getMonth();
 295               var newYear = dateVal.getFullYear() + adjust;
 296
 297               return \"<button class='dpButton' onClick='refreshDatePicker(\\\"\" + dateFieldName + \"\\\", \" + newYear + \", \" + newMonth + \");'>\" + label + \"</button>\";
 298             }
 299
 300
 301             function getDateString(dateVal) {\n";
 302             if (isset($GLOBALS['i18n'])) {
 303               $html .= "dateVal.locale = \"".$GLOBALS['i18n']->lang."\";\n";
 304             }
 305             $html .=  "return dateVal.strftime(dateFormat);
 306             }
 307
 308             function getFieldDate(dateString) {
 309               try {
 310                 var dateVal = strptime(dateString, dateFormat);
 311               } catch(e) {
 312                 dateVal = new Date();
 313               }
 314               if (dateVal == null) {
 315                 dateVal = new Date();
 316               }
 317               return dateVal;
 318             }
 319
 320             function splitDateString(dateString) {
 321               var dArray;
 322               if (dateString.indexOf(\"/\") >= 0)
 323                 dArray = dateString.split(\"/\");
 324               else if (dateString.indexOf(\".\") >= 0)
 325                 dArray = dateString.split(\".\");
 326               else if (dateString.indexOf(\"-\") >= 0)
 327                 dArray = dateString.split(\"-\");
 328               else if (dateString.indexOf(\"\\\\\") >= 0)
 329                 dArray = dateString.split(\"\\\\\");
 330               else
 331                 dArray = false;
 332
 333               return dArray;
 334             }
 335
 336             function updateDateField(dateFieldName, dateString)  {
 337               var targetDateField = document.getElementsByName(dateFieldName).item(0);
 338               if (dateString)
 339                 targetDateField.value = dateString;
 340
 341               var pickerDiv = document.getElementById(datePickerDivID);
 342               pickerDiv.style.visibility = \"hidden\";
 343               pickerDiv.style.display = \"none\";
 344
 345               adjustiFrame();
 346               targetDateField.focus();
 347
 348               if ((dateString) && (typeof(datePickerClosed) == \"function\"))
 349                 datePickerClosed(targetDateField);
 350             }
 351
 352             function updateDateFieldOnly(dateFieldName, dateString)  {
 353               var targetDateField = document.getElementsByName(dateFieldName).item(0);
 354               if (dateString)
 355                 targetDateField.value = dateString;
 356             }
 357
 358             function adjustiFrame(pickerDiv, iFrameDiv) {
 359               var is_opera = (navigator.userAgent.toLowerCase().indexOf(\"opera\") != -1);
 360               if (is_opera)
 361                 return;
 362
 363               try {
 364                 if (!document.getElementById(iFrameDivID)) {
 365                   var newNode = document.createElement(\"iFrame\");
 366                   newNode.setAttribute(\"id\", iFrameDivID);
 367                   newNode.setAttribute(\"src\", \"javascript:false;\");
 368                   newNode.setAttribute(\"scrolling\", \"no\");
 369                   newNode.setAttribute (\"frameborder\", \"0\");
 370                   document.body.appendChild(newNode);
 371                 }
 372
 373                 if (!pickerDiv)
 374                   pickerDiv = document.getElementById(datePickerDivID);
 375                 if (!iFrameDiv)
 376                   iFrameDiv = document.getElementById(iFrameDivID);
 377
 378                 try {
 379                   iFrameDiv.style.position = \"absolute\";
 380                   iFrameDiv.style.width = pickerDiv.offsetWidth;
 381                   iFrameDiv.style.height = pickerDiv.offsetHeight ;
 382                   iFrameDiv.style.top = pickerDiv.style.top;
 383                   iFrameDiv.style.left = pickerDiv.style.left;
 384                   iFrameDiv.style.zIndex = pickerDiv.style.zIndex - 1;
 385                   iFrameDiv.style.visibility = pickerDiv.style.visibility ;
 386                   iFrameDiv.style.display = pickerDiv.style.display;
 387                 } catch(e) {
 388                 }
 389
 390               } catch (ee) {
 391               }
 392             }\n";
 393       $html .= "</script>\n";
 394
 395       $html .= "\n\t<input type=\"text\"";
 396       $html .= " name=\"$this->name\" id=\"$this->id\"";
 397
 398       if ($this->size!="")
 399         $html .= " size=\"$this->size\"";
 400
 401       if ($this->mStyle!="")
 402          $html .= " style=\"$this->mStyle\"";
 403
 404         $html .= " maxlength=\"50\"";
 405
 406       if ($this->on_change!="")
 407          $html .= " onchange=\"$this->on_change\"";
 408
 409       if ($this->on_click!="")
 410          $html .= " onclick=\"$this->on_click\"";
 411
 412       if ($this->mOnFocus!="")
 413          $html .= " onfocus=\"$this->mOnFocus\"";
 414
 415       $html .= " value=\"".htmlspecialchars($this->getValue())."\"";
 416       $html .= ">";
 417
 418       if (APP_NAME)
 419         $app_root = '/'.APP_NAME;
 420
 421       $html .= "&nbsp;<img src=\"".$app_root."/images/calendar.gif\" width=\"16\" height=\"16\" onclick=\"displayDatePicker('".$this->name."');\">\n";
 422     }
 423
 424     return $html;
 425   }
 426 }