git.infodrom.org Git - infodrom/rico3/blob - minsrc/ricoCalendar.js

   1 /*
   2  *  (c) 2005-2009 Richard Cowin (http://openrico.org)
   3  *  (c) 2005-2009 Matt Brown (http://dowdybrown.com)
   4  *
   5  *  Licensed under the Apache License, Version 2.0 (the "License"); you may not use this
   6  *  file except in compliance with the License. You may obtain a copy of the License at
   7  *
   8  *         http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  *  Unless required by applicable law or agreed to in writing, software distributed under the
  11  *  License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
  12  *  either express or implied. See the License for the specific language governing permissions
  13  *  and limitations under the License.
  14  */
  15
  16 //  Inspired by code originally written by Tan Ling Wee on 2 Dec 2001
  17
  18 Rico.CalendarControl = function(id,options) {
  19   this.initialize(id,options);
  20 };
  21
  22 Rico.CalendarControl.prototype = {
  23 /**
  24  * @class Implements a pop-up Gregorian calendar.
  25  * Dates of adoption of the Gregorian calendar vary by country - accurate as a US & British calendar from 14 Sept 1752 to present.
  26  * Mark special dates with calls to addHoliday()
  27  * @extends Rico.Popup
  28  * @constructs
  29  * @param id unique identifier
  30  * @param options object may contain any of the following:<dl>
  31  *   <dt>startAt       </dt><dd> week starts with 0=sunday, 1=monday? default=0</dd>
  32  *   <dt>showWeekNumber</dt><dd> show week number in first column? default=0</dd>
  33  *   <dt>showToday     </dt><dd> show "Today is..." in footer? default=1</dd>
  34  *   <dt>dateFmt       </dt><dd> date format for return value (one of values accepted by {@link Date#formatDate}), default=ISO8601</dd>
  35  *   <dt>minDate       </dt><dd> earliest selectable date? default=today-50 years</dd>
  36  *   <dt>maxDate       </dt><dd> last selectable date? default=today+50 years</dd>
  37  *</dl>
  38  */
  39   initialize: function(id,options) {
  40     this.id=id;
  41     var today=new Date();
  42     Rico.extend(this, new Rico.Popup());
  43     Rico.extend(this.options, {
  44       ignoreClicks:true,
  45       startAt : 0,
  46       showWeekNumber : 0,
  47       showToday : 1,
  48       dateFmt : 'ISO8601',
  49       minDate : new Date(today.getFullYear()-50,0,1),
  50       maxDate : new Date(today.getFullYear()+50,11,31)
  51     });
  52     Rico.extend(this.options, options || {});
  53     /**
  54      * alias for closePopup
  55      * @function
  56      */
  57     this.close=this.closePopup;
  58     this.bPageLoaded=false;
  59     this.img=[];
  60     this.Holidays={};
  61     this.weekString=Rico.getPhraseById("calWeekHdg");
  62     this.re=/^\s*(\w+)(\W)(\w+)(\W)(\w+)/i;
  63     this.setDateFmt(this.options.dateFmt);
  64   },
  65
  66
  67   setDateFmt: function(fmt) {
  68     this.dateFmt=(fmt=='rico') ? Rico.dateFmt : fmt;
  69     Rico.log(this.id+' date format set to '+this.dateFmt);
  70     this.dateParts={};
  71     if (this.re.exec(this.dateFmt)) {
  72       this.dateParts[RegExp.$1]=0;
  73       this.dateParts[RegExp.$3]=1;
  74       this.dateParts[RegExp.$5]=2;
  75     }
  76   },
  77
  78 /**
  79  * Call before displaying calendar to highlight special days
  80  * @param d day (1-31)
  81  * @param m month (1-12)
  82  * @param y year (0 implies a repeating holiday)
  83  * @param desc description
  84  * @param bgColor background color for cell displaying this day (CSS value, defaults to '#DDF')
  85  * @param txtColor text color for cell displaying this day (CSS value), if not specified it is displayed with the same color as other days
  86  */
  87   addHoliday : function(d, m, y, desc, bgColor, txtColor) {
  88     this.Holidays[this.holidayKey(y,m-1,d)]={desc:desc, txtColor:txtColor, bgColor:bgColor || '#DDF'};
  89   },
  90
  91 /** @private */
  92   holidayKey : function(y,m,d) {
  93     return 'h'+Rico.zFill(y,4)+Rico.zFill(m,2)+Rico.zFill(d,2);
  94   },
  95
  96   atLoad : function() {
  97     Rico.log('Calendar#atLoad: '+this.id);
  98     this.createContainer();
  99     this.container.id=this.id;
 100     Rico.addClass(this.container, Rico.theme.calendar || 'ricoCalContainer');
 101
 102     this.maintab=document.createElement("table");
 103     this.maintab.cellSpacing=2;
 104     this.maintab.cellPadding=0;
 105     this.maintab.border=0;
 106     this.maintab.style.borderCollapse='separate';
 107     this.maintab.className='ricoCalTab';
 108     if (Rico.theme.calendarTable) Rico.addClass(this.maintab,Rico.theme.calendarTable)
 109     this.tbody=Rico.getTBody(this.maintab);
 110
 111     var r,c,d,i,j,img,dow,a,s,tab;
 112     this.colStart=this.options.showWeekNumber ? 1 : 0;
 113     for (i=0; i<7; i++) {
 114       r=this.tbody.insertRow(-1);
 115       r.className='row'+i;
 116       for (c=0; c<7+this.colStart; c++) {
 117         r.insertCell(-1);
 118       }
 119     }
 120     r=this.tbody.rows[0];
 121     r.className='ricoCalDayNames';
 122     if (this.options.showWeekNumber) {
 123       r.cells[0].innerHTML=this.weekString;
 124       for (i=0; i<7; i++) {
 125         this.tbody.rows[i].cells[0].className='ricoCalWeekNum';
 126       }
 127     }
 128     this.styles=[];
 129     for (i=0; i<7; i++) {
 130       dow=(i+this.options.startAt) % 7;
 131       r.cells[i+this.colStart].innerHTML=Rico.dayAbbr(dow);
 132       this.styles[i]='ricoCal'+dow;
 133     }
 134
 135     // table header (navigation controls)
 136     this.thead=this.maintab.createTHead();
 137     r=this.thead.insertRow(-1);
 138     c=r.appendChild(document.createElement("th"));
 139     c.colSpan=7+this.colStart;
 140     d=c.appendChild(document.createElement("div"));
 141     //d.style.padding='3px';
 142     d.className=Rico.theme.calendarHeading || 'RicoCalHeading';
 143
 144     d.appendChild(this._createTitleSection('Month'));
 145     d.appendChild(this._createTitleSection('Year'));
 146     new Rico.HoverSet(d.getElementsByTagName('a'));
 147     new Rico.HoverSet(this.tbody.getElementsByTagName('td'),{ hoverNodes: function(e) { return e.innerHTML.match(/^\d+$/) ? [e] : []; } });
 148     d.appendChild(Rico.closeButton(Rico.eventHandle(this,'close')));
 149
 150     // table footer (today)
 151     if (this.options.showToday) {
 152       this.tfoot=this.maintab.createTFoot();
 153       r=this.tfoot.insertRow(-1);
 154       this.todayCell=r.insertCell(-1);
 155       this.todayCell.colSpan=7+this.colStart;
 156       if (Rico.theme.calendarFooter) Rico.addClass(this.todayCell,Rico.theme.calendarFooter);
 157       Rico.eventBind(this.todayCell,"click", Rico.eventHandle(this,'selectNow'), false);
 158     }
 159     this.content.appendChild(this.maintab);
 160     var ie6=Rico.isIE && Rico.ieVersion < 7;
 161     var selectOptions={shadow: !ie6};
 162
 163     // month selector
 164     this.monthPopup=new Rico.Popup(document.createElement("div"),selectOptions);
 165     this.monthPopup.closePopup();
 166     tab=document.createElement("table");
 167     tab.className='ricoCalMenu';
 168     if (Rico.theme.calendarPopdown) Rico.addClass(tab,Rico.theme.calendarPopdown);
 169     tab.cellPadding=2;
 170     tab.cellSpacing=0;
 171     tab.border=0;
 172     tab.style.borderCollapse='separate';
 173     tab.style.margin='0px';
 174     for (i=0; i<4; i++) {
 175       r=tab.insertRow(-1);
 176       for (j=0; j<3; j++) {
 177         c=r.insertCell(-1);
 178         a=document.createElement("a");
 179         a.innerHTML=Rico.monthAbbr(i*3+j);
 180         a.name=i*3+j;
 181         if (Rico.theme.calendarDay) Rico.addClass(a,Rico.theme.calendarDay);
 182         c.appendChild(a);
 183         Rico.eventBind(a,"click", Rico.eventHandle(this,'selectMonth'), false);
 184       }
 185     }
 186     new Rico.HoverSet(tab.getElementsByTagName('a'));
 187     this.monthPopup.content.appendChild(tab);
 188     this.content.appendChild(this.monthPopup.container);
 189
 190     // year selector
 191     this.yearPopup=new Rico.Popup(document.createElement("div"),selectOptions);
 192     this.yearPopup.closePopup();
 193     this.yearPopup.content.className='ricoCalYearPrompt';
 194     if (Rico.theme.calendarPopdown) Rico.addClass(this.yearPopup.content,Rico.theme.calendarPopdown);
 195     var tab=document.createElement("table");
 196     tab.cellPadding=2;
 197     tab.cellSpacing=0;
 198     tab.border=0;
 199     tab.style.borderCollapse='separate';
 200     tab.style.margin='0px';
 201     r=tab.insertRow(-1);
 202     this.yearLabel=r.insertCell(-1);
 203     this.yearLabel.colSpan=3;
 204     r=tab.insertRow(-1);
 205     c=r.insertCell(-1);
 206     this.yearInput=c.appendChild(document.createElement("input"));
 207     this.yearInput.maxlength=4;
 208     this.yearInput.size=4;
 209     Rico.eventBind(this.yearInput,"keypress", Rico.eventHandle(this,'yearKey'), false);
 210     c=r.insertCell(-1);
 211     var a=Rico.floatButton('Checkmark', Rico.eventHandle(this,'processPopUpYear'));
 212     Rico.setStyle(a.firstChild,{ margin:"0px", padding:"0px", border:"none" });
 213     c.appendChild(a);
 214     c=r.insertCell(-1);
 215     a=Rico.floatButton('Cancel', Rico.eventHandle(this,'popDownYear'));
 216     Rico.setStyle(a.firstChild,{ margin:"0px", padding:"0px", border:"none" });
 217     c.appendChild(a);
 218     this.yearPopup.content.appendChild(tab);
 219     this.content.appendChild(this.yearPopup.container);
 220
 221     //this.yearLabel.className='ricoCalYearPromptText';
 222
 223     // fix anchors so they work in IE6
 224     a=this.content.getElementsByTagName('a');
 225     for (i=0; i<a.length; i++) {
 226       a[i].href='javascript:void(0)';
 227     }
 228
 229     Rico.eventBind(this.tbody,"click", Rico.eventHandle(this,'saveAndClose'));
 230     this.close();
 231     this.bPageLoaded=true;
 232   },
 233
 234   _createTitleSection : function(section) {
 235     var s=document.createElement("span");
 236     s.className='RicoCal'+section+'Heading';
 237
 238     var a=s.appendChild(document.createElement("a"));
 239     a.className='Rico_leftArrow';
 240     if (Rico.theme.leftArrowAnchor) Rico.addClass(a,Rico.theme.leftArrowAnchor);
 241     a.appendChild(this.createNavArrow('dec'+section,'left'));
 242
 243     a=s.appendChild(document.createElement("a"));
 244     a.style.display='inline';
 245     Rico.eventBind(a,"click", Rico.eventHandle(this,'popUp'+section), false);
 246     this['title'+section]=a;
 247
 248     a=s.appendChild(document.createElement("a"));
 249     a.className='Rico_rightArrow';
 250     if (Rico.theme.rightArrowAnchor) Rico.addClass(a,Rico.theme.rightArrowAnchor);
 251     a.appendChild(this.createNavArrow('inc'+section,'right'));
 252     return s
 253   },
 254
 255   selectNow : function() {
 256     var today = new Date();
 257     this.dateNow  = today.getDate();
 258     this.monthNow = today.getMonth();
 259     this.yearNow  = today.getFullYear();
 260     this.monthSelected=this.monthNow;
 261     this.yearSelected=this.yearNow;
 262     this.constructCalendar();
 263   },
 264
 265 /** @private */
 266   createNavArrow: function(funcname,direction) {
 267     var span=document.createElement("span");
 268     span.className=Rico.theme[direction+'Arrow'] || 'rico-icon Rico_'+direction+'Arrow';
 269     Rico.eventBind(span,"click", Rico.eventHandle(this,funcname), false);
 270     return span;
 271   },
 272
 273 /**
 274  * @returns true if yr/mo is within minDate/MaxDate
 275  */
 276   isValidMonth : function(yr,mo) {
 277     if (yr < this.options.minDate.getFullYear()) return false;
 278     if (yr == this.options.minDate.getFullYear() && mo < this.options.minDate.getMonth()) return false;
 279     if (yr > this.options.maxDate.getFullYear()) return false;
 280     if (yr == this.options.maxDate.getFullYear() && mo > this.options.maxDate.getMonth()) return false;
 281     return true;
 282   },
 283
 284   incMonth : function() {
 285     var newMonth=this.monthSelected+1;
 286     var newYear=this.yearSelected;
 287     if (newMonth>11) {
 288       newMonth=0;
 289       newYear++;
 290     }
 291     if (!this.isValidMonth(newYear,newMonth)) return;
 292     this.monthSelected=newMonth;
 293     this.yearSelected=newYear;
 294     this.constructCalendar();
 295   },
 296
 297   decMonth : function() {
 298     var newMonth=this.monthSelected-1;
 299     var newYear=this.yearSelected;
 300     if (newMonth<0) {
 301       newMonth=11;
 302       newYear--;
 303     }
 304     if (!this.isValidMonth(newYear,newMonth)) return;
 305     this.monthSelected=newMonth;
 306     this.yearSelected=newYear;
 307     this.constructCalendar();
 308   },
 309
 310 /** @private */
 311   selectMonth : function(e) {
 312     var el=Rico.eventElement(e);
 313     this.monthSelected=parseInt(el.name,10);
 314     this.constructCalendar();
 315     Rico.eventStop(e);
 316   },
 317
 318   popUpMonth : function(e) {
 319     if (this.monthPopup.visible()) {
 320       this.popDownMonth();
 321       return;
 322     }
 323     this.popDownYear();
 324     this.monthPopup.openPopup(this.titleMonth.parentNode.offsetLeft, this.thead.offsetHeight+2);
 325     Rico.eventStop(e);
 326     return false;
 327   },
 328
 329   popDownMonth : function() {
 330     this.monthPopup.closePopup();
 331   },
 332
 333   popDownYear : function() {
 334     this.yearPopup.closePopup();
 335     this.yearInput.disabled=true;  // make sure this does not get submitted
 336   },
 337
 338 /**
 339  * Prompt for year
 340  */
 341   popUpYear : function(e) {
 342     if (this.yearPopup.visible()) {
 343       this.popDownYear();
 344       return;
 345     }
 346     this.popDownMonth();
 347     this.yearPopup.openPopup(90, this.thead.offsetHeight+2);
 348     this.yearLabel.innerHTML=Rico.getPhraseById("calYearRange",this.options.minDate.getFullYear(),this.options.maxDate.getFullYear());
 349     this.yearInput.disabled=false;
 350     this.yearInput.value='';   // this.yearSelected
 351     this.yearInput.focus();
 352     Rico.eventStop(e);
 353     return false;
 354   },
 355
 356   yearKey : function(e) {
 357     switch (Rico.eventKey(e)) {
 358       case 27: this.popDownYear(); Rico.eventStop(e); return false;
 359       case 13: this.processPopUpYear(); Rico.eventStop(e); return false;
 360     }
 361     return true;
 362   },
 363
 364   processPopUpYear : function() {
 365     var newYear=this.yearInput.value;
 366     newYear=parseInt(newYear,10);
 367     if (isNaN(newYear) || newYear<this.options.minDate.getFullYear() || newYear>this.options.maxDate.getFullYear()) {
 368       alert(Rico.getPhraseById("calInvalidYear"));
 369     } else {
 370       this.yearSelected=newYear;
 371       this.popDownYear();
 372       this.constructCalendar();
 373     }
 374   },
 375
 376   incYear : function() {
 377     if (this.yearSelected>=this.options.maxDate.getFullYear()) return;
 378     this.yearSelected++;
 379     this.constructCalendar();
 380   },
 381
 382   decYear : function() {
 383     if (this.yearSelected<=this.options.minDate.getFullYear()) return;
 384     this.yearSelected--;
 385     this.constructCalendar();
 386   },
 387
 388   // tried a number of different week number functions posted on the net
 389   // this is the only one that produced consistent results when comparing week numbers for December and the following January
 390   WeekNbr : function(year,month,day) {
 391     var when = new Date(year,month,day);
 392     var newYear = new Date(year,0,1);
 393     var offset = 7 + 1 - newYear.getDay();
 394     if (offset == 8) offset = 1;
 395     var daynum = ((Date.UTC(year,when.getMonth(),when.getDate(),0,0,0) - Date.UTC(year,0,1,0,0,0)) /1000/60/60/24) + 1;
 396     var weeknum = Math.floor((daynum-offset+7)/7);
 397     if (weeknum == 0) {
 398       year--;
 399       var prevNewYear = new Date(year,0,1);
 400       var prevOffset = 7 + 1 - prevNewYear.getDay();
 401       weeknum = (prevOffset == 2 || prevOffset == 8) ? 53 : 52;
 402     }
 403     return weeknum;
 404   },
 405
 406   constructCalendar : function() {
 407     var aNumDays = [31,0,31,30,31,30,31,31,30,31,30,31];
 408     var startDate = new Date (this.yearSelected,this.monthSelected,1);
 409     var endDate,numDaysInMonth,i,colnum;
 410
 411     if (typeof this.monthSelected!='number' || this.monthSelected>=12 || this.monthSelected<0) {
 412       alert('ERROR in calendar: monthSelected='+this.monthSelected);
 413       return;
 414     }
 415
 416     if (this.monthSelected==1) {
 417       endDate = new Date (this.yearSelected,this.monthSelected+1,1);
 418       endDate = new Date (endDate - (24*60*60*1000));
 419       numDaysInMonth = endDate.getDate();
 420     } else {
 421       numDaysInMonth = aNumDays[this.monthSelected];
 422     }
 423     var dayPointer = startDate.getDay() - this.options.startAt;
 424     if (dayPointer<0) dayPointer+=7;
 425     this.popDownMonth();
 426     this.popDownYear();
 427
 428     //this.bgcolor=Rico.getStyle(this.tbody,'background-color');
 429     //this.bgcolor=this.bgcolor.replace(/\"/g,'');
 430     if (this.options.showWeekNumber) {
 431       for (i=1; i<7; i++) {
 432         this.tbody.rows[i].cells[0].innerHTML='&nbsp;';
 433       }
 434     }
 435     for ( i=0; i<dayPointer; i++ ) {
 436       this.resetCell(this.tbody.rows[1].cells[i+this.colStart]);
 437     }
 438
 439     for ( var datePointer=1,r=1; datePointer<=numDaysInMonth; datePointer++,dayPointer++ ) {
 440       colnum=dayPointer % 7;
 441       if (this.options.showWeekNumber && colnum==0) {
 442         this.tbody.rows[r].cells[0].innerHTML=this.WeekNbr(this.yearSelected,this.monthSelected,datePointer);
 443       }
 444       var c=this.tbody.rows[r].cells[colnum+this.colStart];
 445       c.innerHTML=datePointer;
 446       c.className=this.styles[colnum];
 447       if ((datePointer==this.dateNow)&&(this.monthSelected==this.monthNow)&&(this.yearSelected==this.yearNow)) {
 448         Rico.addClass(c,Rico.theme.calendarToday || 'ricoCalToday');
 449       }
 450       if (Rico.theme.calendarDay) Rico.addClass(c,Rico.theme.calendarDay);
 451       if ((datePointer==this.odateSelected) && (this.monthSelected==this.omonthSelected) && (this.yearSelected==this.oyearSelected)) {
 452         Rico.addClass(c,Rico.theme.calendarSelectedDay || 'ricoSelectedDay');
 453       }
 454       var h=this.Holidays[this.holidayKey(this.yearSelected,this.monthSelected,datePointer)];
 455       if (!h)  {
 456         h=this.Holidays[this.holidayKey(0,this.monthSelected,datePointer)];
 457       }
 458       c.style.color=h ? h.txtColor : '';
 459       c.style.backgroundColor=h ? h.bgColor : '';
 460       c.title=h ? h.desc : '';
 461       if (colnum==6) r++;
 462     }
 463     while (dayPointer<42) {
 464       colnum=dayPointer % 7;
 465       this.resetCell(this.tbody.rows[r].cells[colnum+this.colStart]);
 466       dayPointer++;
 467       if (colnum==6) r++;
 468     }
 469
 470     this.titleMonth.innerHTML = Rico.monthAbbr(this.monthSelected);
 471     this.titleYear.innerHTML = this.yearSelected;
 472     if (this.todayCell) {
 473       this.todayCell.innerHTML = Rico.getPhraseById("calToday",this.dateNow,Rico.monthAbbr(this.monthNow),this.yearNow,this.monthNow+1);
 474     }
 475   },
 476
 477 /** @private */
 478   resetCell: function(c) {
 479     c.innerHTML="&nbsp;";
 480     c.className='ricoCalEmpty';
 481     c.style.color='';
 482     c.style.backgroundColor='';
 483     c.title='';
 484   },
 485
 486 /** @private */
 487   saveAndClose : function(e) {
 488     Rico.eventStop(e);
 489     var el=Rico.eventElement(e);
 490     var s=el.innerHTML.replace(/&nbsp;/g,'');
 491     if (s=='' || el.className=='ricoCalWeekNum') return;
 492     var day=parseInt(s,10);
 493     if (isNaN(day)) return;
 494     var d=new Date(this.yearSelected,this.monthSelected,day);
 495     var dateStr=Rico.formatDate(d,this.dateFmt=='ISO8601' ? 'yyyy-mm-dd' : this.dateFmt);
 496     if (this.returnValue) {
 497       this.returnValue(dateStr);
 498       this.close();
 499     }
 500   },
 501
 502   open : function(curval) {
 503     if (!this.bPageLoaded) return;
 504     var today = new Date();
 505     this.dateNow  = today.getDate();
 506     this.monthNow = today.getMonth();
 507     this.yearNow  = today.getFullYear();
 508     this.oyearSelected = -1;
 509     if (typeof curval=='object') {
 510       this.odateSelected  = curval.getDate();
 511       this.omonthSelected = curval.getMonth();
 512       this.oyearSelected  = curval.getFullYear();
 513     } else if (this.dateFmt=='ISO8601') {
 514       var d=Rico.setISO8601(curval);
 515       if (d) {
 516         this.odateSelected  = d.getDate();
 517         this.omonthSelected = d.getMonth();
 518         this.oyearSelected  = d.getFullYear();
 519       }
 520     } else if (this.re.exec(curval)) {
 521       var aDate = [ RegExp.$1, RegExp.$3, RegExp.$5 ];
 522       this.odateSelected  = parseInt(aDate[this.dateParts.dd], 10);
 523       this.omonthSelected = parseInt(aDate[this.dateParts.mm], 10) - 1;
 524       this.oyearSelected  = parseInt(aDate[this.dateParts.yyyy], 10);
 525       if (this.oyearSelected < 100) {
 526         // apply a century to 2-digit years
 527         this.oyearSelected+=this.yearNow - (this.yearNow % 100);
 528         var maxyr=this.options.maxDate.getFullYear();
 529         while (this.oyearSelected > maxyr) this.oyearSelected-=100;
 530       }
 531     } else {
 532       if (curval) {
 533         alert('ERROR: invalid date passed to calendar ('+curval+')');
 534       }
 535     }
 536     if (this.oyearSelected > 0) {
 537       this.dateSelected=this.odateSelected;
 538       this.monthSelected=this.omonthSelected;
 539       this.yearSelected=this.oyearSelected;
 540     } else {
 541       this.dateSelected=this.dateNow;
 542       this.monthSelected=this.monthNow;
 543       this.yearSelected=this.yearNow;
 544     }
 545     this.constructCalendar();
 546     this.openPopup();
 547   }
 548 };