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