Open-ILS/web/opac/common/js/fm_table.js

   1 /*
   2         Fieldmapper object table
   3 */
   4
   5 var ID_GEN = 1;
   6
   7
   8
   9 function drawFMObjectTable( args ) {
  10
  11         var destination = args.dest;
  12         var obj = args.obj;
  13
  14         if( typeof destination == 'string' )
  15                 destination = $(destination);
  16         var builder = new FMObjectBuilder(obj, args);
  17
  18         destination.appendChild(builder.build());
  19         return builder;
  20 }
  21
  22
  23 /* Constructor for the builder object */
  24 function FMObjectBuilder( obj, args ) {
  25         this.obj                = obj;
  26         this.table      = elem('table');
  27         this.thead      = elem('thead');
  28         this.tbody      = elem('tbody');
  29         this.thead_tr = elem('tr');
  30         this.subtables = [];
  31         this.display = args.display;
  32         this.selectCol = args.selectCol;
  33         this.selectColName = args.selectColName;
  34         this.selectAllName = args.selectAllName;
  35         this.selectNoneName = args.selectNoneName;
  36         this.rows = [];
  37         if(!this.display) this.display = {};
  38
  39         this.table.appendChild(this.thead);
  40         this.table.appendChild(this.tbody);
  41         this.thead.appendChild(this.thead_tr)
  42
  43         addCSSClass(this.table, 'fm_table');
  44         addCSSClass(this.table, 'sortable');
  45         this.table.id = 'fm_table_' + (ID_GEN++);
  46 }
  47
  48
  49 FMObjectBuilder.prototype.getSelected = function() {
  50         var objs = [];
  51         for( var i = 0; i < this.rows.length; i++ ) {
  52                 var r = $(this.rows[i]);
  53                 if( $n(r,'selected').checked )
  54                         objs.push(this.obj[i]);
  55         }
  56         return objs;
  57 }
  58
  59 /* Builds the table */
  60 FMObjectBuilder.prototype.build = function() {
  61         var o = this.obj;
  62
  63         if( instanceOf(this.obj, Array) )
  64                 o = this.obj[0];
  65         else this.obj = [this.obj];
  66
  67         if( o ) {
  68
  69                 this.setKeys(o);
  70                 if( this.selectCol ) {
  71                         var obj = this;
  72                         var td = elem('td',null,this.selectColName);
  73
  74                         var all = elem('a',{href:'javascript:void(0);','class':'fm_select_link' }, this.selectAllName);
  75                         var none = elem('a',{href:'javascript:void(0);', 'class':'fm_select_link'}, this.selectNoneName);
  76
  77                         all.onclick = function(){obj.selectAll()};
  78                         none.onclick = function(){obj.selectNone()};
  79
  80                         td.appendChild(all);
  81                         td.appendChild(none);
  82                         this.thead_tr.appendChild(td);
  83                 }
  84                 for( var i = 0; i < this.keys.length; i++ )
  85                         this.thead_tr.appendChild(elem('td',null,this.keys[i]));
  86
  87                 for( var i = 0; i < this.obj.length; i++ )
  88                         this.buildObjectRow(this.obj[i]);
  89         }
  90
  91         return this.table;
  92 }
  93
  94
  95 FMObjectBuilder.prototype.selectAll = function() {
  96         for( var i = 0; i < this.rows.length; i++ ) {
  97                 var r = $(this.rows[i]);
  98                 $n(r,'selected').checked = true;
  99         }
 100 }
 101
 102 FMObjectBuilder.prototype.selectNone = function() {
 103         for( var i = 0; i < this.rows.length; i++ ) {
 104                 var r = $(this.rows[i]);
 105                 $n(r,'selected').checked = false;
 106         }
 107 }
 108
 109
 110 /* */
 111 FMObjectBuilder.prototype.setKeys = function(o) {
 112         var sortme = false;
 113         if( this.display[o.classname] )
 114                 this.keys = this.display[o.classname].fields;
 115
 116         if(!this.keys && FM_TABLE_DISPLAY[o.classname])
 117                 this.keys = FM_TABLE_DISPLAY[o.classname].fields;
 118
 119         if(!this.keys) {
 120                 this.keys = fmclasses[o.classname];
 121                 sortme = true;
 122         }
 123
 124         if(sortme) this.keys = this.keys.sort();
 125 }
 126
 127 /* Inserts one row into the table to represent a single object */
 128 FMObjectBuilder.prototype.buildObjectRow = function(obj) {
 129         var row = elem('tr');
 130         row.id = 'fm_table_' + (ID_GEN++);
 131         this.rows.push(row.id);
 132
 133         if(this.selectCol) {
 134                 var td = elem('td');
 135                 td.appendChild(elem('input',{type:'checkbox',name:'selected'}));
 136                 row.appendChild(td);
 137         }
 138
 139         for( var i = 0; i < this.keys.length; i++ ) {
 140                 var td = elem('td');
 141                 var data = obj[this.keys[i]]();
 142                 data = this.munge(data);
 143                 this.fleshData(td, data, this.keys[i]);
 144                 row.appendChild(td);
 145         }
 146         this.tbody.appendChild(row);
 147 }
 148
 149 FMObjectBuilder.prototype.munge = function(data) {
 150         if(!data) return;
 151         if(typeof data == 'string') {
 152                 if( data.match(/\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}/) ) {
 153                         data = data.replace(/T/,' ');
 154                         data = data.replace(/:\d{2}-.*/,'');
 155                 }
 156         }
 157         return data;
 158 }
 159
 160
 161 FMObjectBuilder.prototype.dataName = function(data) {
 162         var name;
 163         if( this.display[data.classname] )
 164                 name = this.display[data.classname].name;
 165
 166         if(!name && FM_TABLE_DISPLAY[data.classname])
 167                 name = FM_TABLE_DISPLAY[data.classname].name;
 168
 169         if(!name) name = 'id';
 170
 171         return data[name]();
 172         return name;
 173 }
 174
 175
 176 FMObjectBuilder.prototype.fleshData = function(td, data, key) {
 177         if(data == null) data = '';
 178
 179         if( typeof data == 'object' ) {
 180                 var atext;
 181
 182                 if( data._isfieldmapper )
 183                         atext = this.dataName(data);
 184
 185                 else if (instanceOf(data, Array) )
 186                         atext = data.length;
 187
 188                 if( atext ) {
 189
 190                         var master = this;
 191                         var expand = function () {
 192                                 var buildme = true;
 193                                 var row = td.parentNode.nextSibling;
 194                                 if( row && row.getAttribute('subrow') == key) buildme = false;
 195                                 master.hideSubTables();
 196                                 if(buildme) master.buildSubTable(td, data, key);
 197                         };
 198
 199                         var a = elem('a',{href:'javascript:void(0);'});
 200                         a.onclick = expand;
 201                         a.appendChild(text(atext));
 202                         td.appendChild(a);
 203
 204                 } else {
 205                         td.appendChild(text(''));
 206                 }
 207
 208         } else {
 209                 td.appendChild(text( data ));
 210         }
 211 }
 212
 213 FMObjectBuilder.prototype.hideSubTables = function() {
 214
 215         /* clear out any existing subrows */
 216         for( var i = 0; i < this.tbody.childNodes.length; i++ ) {
 217                 var r = this.tbody.childNodes[i];
 218                 if( r.getAttribute('subrow') )
 219                         this.tbody.removeChild(r);
 220         }
 221
 222         /* un-style any selected tds */
 223         var tds = this.tbody.getElementsByTagName('td');
 224         for( i = 0; i < tds.length; i++ )
 225                 removeCSSClass( tds[i], 'fm_selected' );
 226 }
 227
 228 FMObjectBuilder.prototype.buildSubTable = function(td, obj, key) {
 229
 230         var left = parseInt(td.offsetLeft);
 231         var div = elem('div');
 232         var row = elem('tr');
 233         var subtd= elem('td');
 234
 235         if( td.parentNode.nextSibling )
 236                 this.tbody.insertBefore(row, td.parentNode.nextSibling);
 237         else
 238                 this.tbody.appendChild(row);
 239
 240         row.appendChild(subtd);
 241         row.setAttribute('subrow', key);
 242         subtd.appendChild(div);
 243
 244         addCSSClass(td, 'fm_selected');
 245         subtd.setAttribute('colspan',this.keys.length);
 246         if(this.selectCol)
 247                 subtd.setAttribute('colspan',this.keys.length + 1);
 248
 249         subtd.setAttribute('style', 'width: 100%; padding-left:'+left+'px;');
 250         var builder = drawFMObjectTable({dest:div, obj:obj, display:this.display});
 251         builder.table.setAttribute('style', 'width: auto;');
 252         addCSSClass(builder.table, 'fm_selected');
 253
 254         var newleft = left - (builder.table.clientWidth / 2) + (td.clientWidth / 2);
 255
 256         if( newleft < left ) {
 257                 if( newleft < 0 ) newleft = 0;
 258                 newleft = parseInt(newleft);
 259                 var style = subtd.getAttribute('style');
 260                 style = style.replace(new RegExp(left), newleft);
 261                 subtd.setAttribute('style', style);
 262         }
 263 }
 264
 265
 266
 267