Open-ILS/xul/staff_client/chrome/content/OpenILS/global_util.js

   1     function $(id) { return document.getElementById(id); }
   2
   3     function ses(a,params) {
   4         try {
   5             if (!params) params = {};
   6             var data;
   7             if (params.data) {
   8                 data = params.data; data.stash_retrieve();
   9             } else {
  10                 // This has been breaking in certain contexts, with an internal instantiation of util.error failing because of util.error being an object instead of the constructor function it should be
  11                 JSAN.use('OpenILS.data'); data = new OpenILS.data(); data.stash_retrieve();
  12             }
  13
  14             switch(a) {
  15                 case 'staff_id' : return data.list.au[0].id(); break;
  16                 case 'staff_usrname' : return data.list.au[0].usrname(); break;
  17                 case 'ws_ou' :
  18                     return data.list.au[0].ws_ou();
  19                 break;
  20                 case 'authtime' :
  21                     return data.session.authtime;
  22                 break;
  23                 case 'key':
  24                 default:
  25                     return data.session.key;
  26                 break;
  27             }
  28         } catch(E) {
  29             alert(location.href + '\nError in global_utils.js, ses(): ' + E);
  30             throw(E);
  31         }
  32     }
  33
  34     function font_helper() {
  35         try {
  36             JSAN.use('OpenILS.data'); var data = new OpenILS.data(); data.init({'via':'stash'});
  37             removeCSSClass(document.documentElement,'ALL_FONTS_LARGER');
  38             removeCSSClass(document.documentElement,'ALL_FONTS_SMALLER');
  39             removeCSSClass(document.documentElement,'ALL_FONTS_XX_SMALL');
  40             removeCSSClass(document.documentElement,'ALL_FONTS_X_SMALL');
  41             removeCSSClass(document.documentElement,'ALL_FONTS_SMALL');
  42             removeCSSClass(document.documentElement,'ALL_FONTS_MEDIUM');
  43             removeCSSClass(document.documentElement,'ALL_FONTS_LARGE');
  44             removeCSSClass(document.documentElement,'ALL_FONTS_X_LARGE');
  45             removeCSSClass(document.documentElement,'ALL_FONTS_XX_LARGE');
  46             addCSSClass(document.documentElement,data.global_font_adjust);
  47         } catch(E) {
  48             var Strings = $('offlineStrings') || $('commonStrings');
  49             alert(Strings.getFormattedString('openils.global_util.font_size.error', [E]));
  50         }
  51     }
  52
  53     function persist_helper() {
  54         try {
  55             netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
  56             var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components.interfaces['nsIPrefBranch']);
  57             var nodes = document.getElementsByAttribute('oils_persist','*');
  58             for (var i = 0; i < nodes.length; i++) {
  59                 var filename = location.pathname.split('/')[ location.pathname.split('/').length - 1 ];
  60                 var base_key = 'oils_persist_' + String(location.hostname + '_' + filename + '_' + nodes[i].getAttribute('id')).replace('/','_','g') + '_';
  61                 var attribute_list = nodes[i].getAttribute('oils_persist').split(' ');
  62                 for (var j = 0; j < attribute_list.length; j++) {
  63                     var key = base_key + attribute_list[j];
  64                     var value = prefs.prefHasUserValue(key) ? prefs.getCharPref(key) : null;
  65                     dump('persist_helper: retrieving key = ' + key + ' value = ' + value + ' for ' + nodes[i].nodeName + '\n');
  66                     if (value) {
  67                         nodes[i].setAttribute( attribute_list[j], value );
  68                         if (attribute_list[j]=='value') { nodes[i].value = value; }
  69                     }
  70                 }
  71                 if ( (nodes[i].nodeName == 'checkbox' || nodes[i].nodeName == 'menuitem') && attribute_list.indexOf('checked') > -1) {
  72                     var cmd = nodes[i].getAttribute('command');
  73                     var cmd_el = document.getElementById(cmd);
  74                     if (nodes[i].disabled == false && nodes[i].hidden == false) {
  75                         var no_poke = nodes[i].getAttribute('oils_persist_no_poke');
  76                         if (no_poke && no_poke == 'true') {
  77                             // Timing issue for some checkboxes; don't poke them with an event
  78                             dump('\tpersist_helper: not poking element with key = ' + key + '\n');
  79                         } else {
  80                             if (cmd_el) {
  81                                 dump('\tpersist_helper: poking @command element for element with key = ' + key + '\n');
  82                                 var evt = document.createEvent("Events");
  83                                 evt.initEvent( 'command', true, true );
  84                                 cmd_el.dispatchEvent(evt);
  85                             } else {
  86                                 dump('\tpersist_helper: poking element with key = ' + key + '\n');
  87                                 var evt = document.createEvent("Events");
  88                                 evt.initEvent( 'command', true, true );
  89                                 nodes[i].dispatchEvent(evt);
  90                             }
  91                         }
  92                     }
  93                     if (cmd_el) {
  94                         cmd_el.addEventListener(
  95                             'command',
  96                             function (bk,explicit_original_node) {
  97                                 return function(ev) {
  98                                     try {
  99                                         netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 100                                         if (ev.explicitOriginalTarget != explicit_original_node) return;
 101                                         var key = bk + 'checked';
 102                                         var value;
 103                                         if (ev.explicitOriginalTarget.nodeName == 'checkbox') {
 104                                             value = ev.explicitOriginalTarget.checked;
 105                                         } else {
 106                                             value = ev.explicitOriginalTarget.getAttribute('checked'); // menuitem with type="checkbox"
 107                                         }
 108                                         ev.explicitOriginalTarget.setAttribute( 'checked', value );
 109                                         prefs.setCharPref( key, value );
 110                                         dump('persist_helper: setting key = ' +  key + ' value = ' + value + ' for checkbox/menuitem via <command>\n');
 111                                     } catch(E) {
 112                                         alert('Error in persist_helper(), checkbox/menuitem -> command, command event listener: ' + E);
 113                                     }
 114                                 };
 115                             }( base_key, nodes[i] ),
 116                             false
 117                         );
 118                     } else {
 119                         nodes[i].addEventListener(
 120                             'command',
 121                             function(bk) {
 122                                 return function(ev) {
 123                                     try {
 124                                         netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 125                                         var key = bk + 'checked';
 126                                         var value;
 127                                         if (ev.target.nodeName == 'checkbox') {
 128                                             value = ev.target.checked;
 129                                         } else {
 130                                             value = ev.target.getAttribute('checked'); // menuitem with type="checkbox"
 131                                         }
 132                                         ev.target.setAttribute( 'checked', value );
 133                                         prefs.setCharPref( key, value );
 134                                         dump('persist_helper: setting key = ' +  key + ' value = ' + value + ' for checkbox/menuitem\n');
 135                                     } catch(E) {
 136                                         alert('Error in persist_helper(), checkbox/menuitem command event listener: ' + E);
 137                                     }
 138                                 };
 139                             }(base_key),
 140                             false
 141                         );
 142                     }
 143                 } else if ( (nodes[i].nodeName == 'textbox') && attribute_list.indexOf('value') > -1) {
 144                     if (nodes[i].disabled == false && nodes[i].hidden == false) {
 145                         var no_poke = nodes[i].getAttribute('oils_persist_no_poke');
 146                         if (no_poke && no_poke == 'true') {
 147                             dump('\tpersist_helper: not poking element with key = ' + key + '\n');
 148                         } else {
 149                             dump('\tpersist_helper: poking element with key = ' + key + '\n');
 150                             var evt = document.createEvent("Events");
 151                             evt.initEvent( 'change', true, true );
 152                             nodes[i].dispatchEvent(evt);
 153                         }
 154                     }
 155                     nodes[i].addEventListener(
 156                         'change',
 157                         function(bk) {
 158                             return function(ev) {
 159                                 try {
 160                                     netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 161                                     var key = bk + 'value';
 162                                     var value = ev.target.value;
 163                                     ev.target.setAttribute( 'value', value );
 164                                     prefs.setCharPref( key, value );
 165                                     dump('persist_helper: setting key = ' +  key + ' value = ' + value + ' for value\n');
 166                                 } catch(E) {
 167                                     alert('Error in persist_helper(), textbox change event listener: ' + E);
 168                                 }
 169                             };
 170                         }(base_key),
 171                         false
 172                     );
 173                 }
 174                 // TODO: Need to add event listeners for window resizing, splitter repositioning, grippy state, etc.
 175             }
 176         } catch(E) {
 177             alert('Error in persist_helper(): ' + E);
 178         }
 179     }
 180
 181     function getKeys(o) {
 182         var keys = [];
 183         for (var k in o) keys.push(k);
 184         return keys;
 185     }
 186
 187     function get_contentWindow(frame) {
 188         try {
 189             netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect');
 190             if (frame && frame.contentWindow) {
 191                 try {
 192                     if (typeof frame.contentWindow.wrappedJSObject != 'undefined') {
 193                                      return frame.contentWindow.wrappedJSObject;
 194                           }
 195                 } catch(E) {
 196                     var Strings = $('offlineStrings') || $('commonStrings');
 197                     alert(Strings.getFormattedString('openils.global_util.content_window_jsobject.error', [frame, E]));
 198                 }
 199                 return frame.contentWindow;
 200             } else {
 201                 return null;
 202             }
 203         } catch(E) {
 204             var Strings = $('offlineStrings') || $('commonStrings');
 205             alert(Strings.getFormattedString('openils.global_util.content_window.error', [frame, E]));
 206         }
 207     }
 208
 209     function update_modal_xulG(v) {
 210         try {
 211             JSAN.use('OpenILS.data'); var data = new OpenILS.data(); data.init({'via':'stash'});
 212             var key = location.pathname + location.search + location.hash;
 213             if (typeof data.modal_xulG_stack != 'undefined' && typeof data.modal_xulG_stack[key] != 'undefined') {
 214                 data.modal_xulG_stack[key][ data.modal_xulG_stack[key].length - 1 ] = v;
 215                 data.stash('modal_xulG_stack');
 216             }
 217         } catch(E) {
 218             alert('FIXME: update_modal_xulG => ' + E);
 219         }
 220     }
 221
 222     function xul_param(param_name,_params) {
 223         /* By default, this function looks for a CGI-style query param identified by param_name.  If one isn't found, it then looks in xulG.  If one still isn't found, and _params.stash_name is true, it looks in the global xpcom stash for the field identified by stash_name.  If _params.concat is true, then it looks in all these places and concatenates the results.  There are also options for converting JSON to javascript objects, and clearing the xpcom stash_name field after retrieval.  Also added, ability to search a specific spot in the xpcom stash that implements a stack to hold xulG's for modal windows */
 224         try {
 225             //dump('xul_param('+param_name+','+js2JSON(_params)+')\n');
 226             var value = undefined; if (!_params) _params = {};
 227             if (typeof _params.no_cgi == 'undefined') {
 228                 var cgi = new CGI();
 229                 if (cgi.param(param_name)) {
 230                     var x = cgi.param(param_name);
 231                     //dump('\tfound via location.href = ' + x + '\n');
 232                     if (typeof _params.JSON2js_if_cgi != 'undefined') {
 233                         x = JSON2js( x );
 234                         //dump('\tJSON2js = ' + x + '\n');
 235                     }
 236                     if (typeof _params.concat == 'undefined') {
 237                         //alert(param_name + ' x = ' + x);
 238                         return x; // value
 239                     } else {
 240                         if (value) {
 241                             if (value.constructor != Array) value = [ value ];
 242                             value = value.concat(x);
 243                         } else {
 244                             value = x;
 245                         }
 246                     }
 247                 }
 248             }
 249             if (typeof _params.no_xulG == 'undefined') {
 250                 if (typeof _params.modal_xulG != 'undefined') {
 251                     JSAN.use('OpenILS.data'); var data = new OpenILS.data(); data.init({'via':'stash'});
 252                     var key = location.pathname + location.search + location.hash;
 253                     //dump('xul_param, considering modal key = ' + key + '\n');
 254                     if (typeof data.modal_xulG_stack != 'undefined' && typeof data.modal_xulG_stack[key] != 'undefined') {
 255                         xulG = data.modal_xulG_stack[key][ data.modal_xulG_stack[key].length - 1 ];
 256                     }
 257                 }
 258                 if (typeof xulG == 'object' && typeof xulG[ param_name ] != 'undefined') {
 259                     var x = xulG[ param_name ];
 260                     //dump('\tfound via xulG = ' + x + '\n');
 261                     if (typeof _params.JSON2js_if_xulG != 'undefined') {
 262                         x = JSON2js( x );
 263                         //dump('\tJSON2js = ' + x + '\n');
 264                     }
 265                     if (typeof _params.concat == 'undefined') {
 266                         //alert(param_name + ' x = ' + x);
 267                         return x; // value
 268                     } else {
 269                         if (value) {
 270                             if (value.constructor != Array) value = [ value ];
 271                             value = value.concat(x);
 272                         } else {
 273                             value = x;
 274                         }
 275                     }
 276                 }
 277             }
 278             if (typeof _params.no_xpcom == 'undefined') {
 279                 /* the field names used for temp variables in the global stash tend to be more unique than xuLG or CGI param names, to avoid collisions */
 280                 if (typeof _params.stash_name != 'undefined') {
 281                     JSAN.use('OpenILS.data'); var data = new OpenILS.data(); data.init({'via':'stash'});
 282                     if (typeof data[ _params.stash_name ] != 'undefined') {
 283                         var x = data[ _params.stash_name ];
 284                         //dump('\tfound via xpcom = ' + x + '\n');
 285                         if (typeof _params.JSON2js_if_xpcom != 'undefined') {
 286                             x = JSON2js( x );
 287                             //dump('\tJSON2js = ' + x + '\n');
 288                         }
 289                         if (_params.clear_xpcom) {
 290                             data[ _params.stash_name ] = undefined; data.stash( _params.stash_name );
 291                         }
 292                         if (typeof _params.concat == 'undefined') {
 293                             //alert(param_name + ' x = ' + x);
 294                             return x; // value
 295                         } else {
 296                             if (value) {
 297                                 if (value.constructor != Array) value = [ value ];
 298                                 value = value.concat(x);
 299                             } else {
 300                                 value = x;
 301                             }
 302                         }
 303                     }
 304                 }
 305             }
 306             //alert(param_name + ' value = ' + value);
 307             return value;
 308         } catch(E) {
 309             dump('xul_param error: ' + E + '\n');
 310         }
 311     }
 312
 313     function get_bool(a) {
 314         // Normal javascript interpretation except 'f' == false, per postgres, and 'F' == false, and '0' == false (newer JSON is returning '0' instead of 0 in cases)
 315         // So false includes 'f', '', '0', 0, null, and undefined
 316         if (a == 'f') return false;
 317         if (a == 'F') return false;
 318         if (a == '0') return false;
 319         if (a) return true; else return false;
 320     }
 321
 322     function get_db_true() {
 323         return 't';
 324     }
 325
 326     function get_db_false() {
 327         return 'f';
 328     }
 329
 330     function copy_to_clipboard(ev) {
 331         try {
 332             netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect');
 333             var text;
 334             if (typeof ev == 'object') {
 335                 if (typeof ev.target != 'undefined') {
 336                     if (typeof ev.target.textContent != 'undefined') if (ev.target.textContent) text = ev.target.textContent;
 337                     if (typeof ev.target.value != 'undefined') if (ev.target.value) text = ev.target.value;
 338                 }
 339             } else if (typeof ev == 'string') {
 340                 text = ev;
 341             }
 342             const gClipboardHelper = Components.classes["@mozilla.org/widget/clipboardhelper;1"]
 343                 .getService(Components.interfaces.nsIClipboardHelper);
 344             gClipboardHelper.copyString(text);
 345             var Strings = $('offlineStrings') || $('commonStrings');
 346             alert(Strings.getFormattedString('openils.global_util.clipboard', [text]));
 347         } catch(E) {
 348             var Strings = $('offlineStrings') || $('commonStrings');
 349             alert(Strings.getFormattedString('openils.global_util.clipboard.error', [E]));
 350         }
 351     }
 352
 353     function clear_the_cache() {
 354         try {
 355             netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect');
 356             var cacheClass         = Components.classes["@mozilla.org/network/cache-service;1"];
 357             var cacheService    = cacheClass.getService(Components.interfaces.nsICacheService);
 358             cacheService.evictEntries(Components.interfaces.nsICache.STORE_ON_DISK);
 359             cacheService.evictEntries(Components.interfaces.nsICache.STORE_IN_MEMORY);
 360         } catch(E) {
 361             var Strings = $('offlineStrings') || $('commonStrings');
 362             alert(Strings.getFormattedString('openils.global_util.clear_cache.error', [E]));
 363         }
 364     }
 365
 366     function toOpenWindowByType(inType, uri) {
 367         var winopts = "chrome,extrachrome,menubar,resizable,scrollbars,status,toolbar";
 368         window.open(uri, "_blank", winopts);
 369     }
 370
 371     function url_prefix(url) {
 372         if (url.match(/^\//)) url = urls.remote + url;
 373         if (! url.match(/^(http|chrome):\/\//) && ! url.match(/^data:/) ) url = 'http://' + url;
 374         dump('url_prefix = ' + url + '\n');
 375         return url;
 376     }
 377