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 base_key = 'oils_persist_' + String(location.hostname + location.pathname + '_' + nodes[i].getAttribute('id')).replace('/','_','g') + '_';
  60                 var attribute_list = nodes[i].getAttribute('oils_persist').split(' ');
  61                 for (var j = 0; j < attribute_list.length; j++) {
  62                     var key = base_key + attribute_list[j];
  63                     var value = prefs.prefHasUserValue(key) ? prefs.getCharPref(key) : null;
  64                     dump('persist_helper: retrieving key = ' + key + ' value = ' + value + ' for ' + nodes[i].nodeName + '\n');
  65                     if (value) nodes[i].setAttribute( attribute_list[j], value );
  66                 }
  67                 if ( (nodes[i].nodeName == 'checkbox' || nodes[i].nodeName == 'menuitem') && attribute_list.indexOf('checked') > -1) {
  68                     var cmd = nodes[i].getAttribute('command');
  69                     var cmd_el = document.getElementById(cmd);
  70                     if (nodes[i].disabled == false && nodes[i].hidden == false) {
  71                         var no_poke = nodes[i].getAttribute('oils_persist_no_poke');
  72                         if (no_poke && no_poke == 'true') {
  73                             // Timing issue for some checkboxes; don't poke them with an event
  74                             dump('\tpersist_helper: not poking element with key = ' + key + '\n');
  75                         } else {
  76                             if (cmd_el) {
  77                                 dump('\tpersist_helper: poking @command element for element with key = ' + key + '\n');
  78                                 var evt = document.createEvent("Events");
  79                                 evt.initEvent( 'command', true, true );
  80                                 cmd_el.dispatchEvent(evt);
  81                             } else {
  82                                 dump('\tpersist_helper: poking element with key = ' + key + '\n');
  83                                 var evt = document.createEvent("Events");
  84                                 evt.initEvent( 'command', true, true );
  85                                 nodes[i].dispatchEvent(evt);
  86                             }
  87                         }
  88                     }
  89                     if (cmd_el) {
  90                         cmd_el.addEventListener(
  91                             'command',
  92                             function (bk,explicit_original_node) {
  93                                 return function(ev) {
  94                                     try {
  95                                         netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
  96                                         if (ev.explicitOriginalTarget != explicit_original_node) return;
  97                                         var key = bk + 'checked';
  98                                         var value;
  99                                         if (ev.explicitOriginalTarget.nodeName == 'checkbox') {
 100                                             value = ev.explicitOriginalTarget.checked;
 101                                         } else {
 102                                             value = ev.explicitOriginalTarget.getAttribute('checked'); // menuitem with type="checkbox"
 103                                         }
 104                                         ev.explicitOriginalTarget.setAttribute( 'checked', value );
 105                                         prefs.setCharPref( key, value );
 106                                         dump('persist_helper: setting key = ' +  key + ' value = ' + value + ' for checkbox/menuitem via <command>\n');
 107                                     } catch(E) {
 108                                         alert('Error in persist_helper(), checkbox/menuitem -> command, command event listener: ' + E);
 109                                     }
 110                                 };
 111                             }( base_key, nodes[i] ),
 112                             false
 113                         );
 114                     } else {
 115                         nodes[i].addEventListener(
 116                             'command',
 117                             function(bk) {
 118                                 return function(ev) {
 119                                     try {
 120                                         netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 121                                         var key = bk + 'checked';
 122                                         var value;
 123                                         if (ev.target.nodeName == 'checkbox') {
 124                                             value = ev.target.checked;
 125                                         } else {
 126                                             value = ev.target.getAttribute('checked'); // menuitem with type="checkbox"
 127                                         }
 128                                         ev.target.setAttribute( 'checked', value );
 129                                         prefs.setCharPref( key, value );
 130                                         dump('persist_helper: setting key = ' +  key + ' value = ' + value + ' for checkbox/menuitem\n');
 131                                     } catch(E) {
 132                                         alert('Error in persist_helper(), checkbox/menuitem command event listener: ' + E);
 133                                     }
 134                                 };
 135                             }(base_key),
 136                             false
 137                         );
 138                     }
 139                 }
 140                 // TODO: Need to add event listeners for window resizing, splitter repositioning, grippy state, etc.
 141             }
 142         } catch(E) {
 143             alert('Error in persist_helper(): ' + E);
 144         }
 145     }
 146
 147         function getKeys(o) {
 148                 var keys = [];
 149                 for (var k in o) keys.push(k);
 150                 return keys;
 151         }
 152
 153         function get_contentWindow(frame) {
 154         try {
 155             netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect');
 156             if (frame && frame.contentWindow) {
 157                 try {
 158                     if (typeof frame.contentWindow.wrappedJSObject != 'undefined') {
 159                                                                          return frame.contentWindow.wrappedJSObject;
 160                                                   }
 161                 } catch(E) {
 162                     var Strings = $('offlineStrings') || $('commonStrings');
 163                     alert(Strings.getFormattedString('openils.global_util.content_window_jsobject.error', [frame, E]));
 164                 }
 165                 return frame.contentWindow;
 166             } else {
 167                 return null;
 168             }
 169         } catch(E) {
 170             var Strings = $('offlineStrings') || $('commonStrings');
 171             alert(Strings.getFormattedString('openils.global_util.content_window.error', [frame, E]));
 172         }
 173         }
 174
 175         function update_modal_xulG(v) {
 176                 try {
 177                         JSAN.use('OpenILS.data'); var data = new OpenILS.data(); data.init({'via':'stash'});
 178                         var key = location.pathname + location.search + location.hash;
 179                         if (typeof data.modal_xulG_stack != 'undefined' && typeof data.modal_xulG_stack[key] != 'undefined') {
 180                                 data.modal_xulG_stack[key][ data.modal_xulG_stack[key].length - 1 ] = v;
 181                                 data.stash('modal_xulG_stack');
 182                         }
 183                 } catch(E) {
 184                         alert('FIXME: update_modal_xulG => ' + E);
 185                 }
 186         }
 187
 188         function xul_param(param_name,_params) {
 189                 /* 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 */
 190                 try {
 191                         //dump('xul_param('+param_name+','+js2JSON(_params)+')\n');
 192                         var value = undefined; if (!_params) _params = {};
 193                         if (typeof _params.no_cgi == 'undefined') {
 194                                 var cgi = new CGI();
 195                                 if (cgi.param(param_name)) {
 196                                         var x = cgi.param(param_name);
 197                                         //dump('\tfound via location.href = ' + x + '\n');
 198                                         if (typeof _params.JSON2js_if_cgi != 'undefined') {
 199                                                 x = JSON2js( x );
 200                                                 //dump('\tJSON2js = ' + x + '\n');
 201                                         }
 202                                         if (typeof _params.concat == 'undefined') {
 203                                                 //alert(param_name + ' x = ' + x);
 204                                                 return x; // value
 205                                         } else {
 206                                                 if (value) {
 207                                                         if (value.constructor != Array) value = [ value ];
 208                                                         value = value.concat(x);
 209                                                 } else {
 210                                                         value = x;
 211                                                 }
 212                                         }
 213                                 }
 214                         }
 215                         if (typeof _params.no_xulG == 'undefined') {
 216                                 if (typeof _params.modal_xulG != 'undefined') {
 217                                         JSAN.use('OpenILS.data'); var data = new OpenILS.data(); data.init({'via':'stash'});
 218                                         var key = location.pathname + location.search + location.hash;
 219                                         //dump('xul_param, considering modal key = ' + key + '\n');
 220                                         if (typeof data.modal_xulG_stack != 'undefined' && typeof data.modal_xulG_stack[key] != 'undefined') {
 221                                                 xulG = data.modal_xulG_stack[key][ data.modal_xulG_stack[key].length - 1 ];
 222                                         }
 223                                 }
 224                                 if (typeof xulG == 'object' && typeof xulG[ param_name ] != 'undefined') {
 225                                         var x = xulG[ param_name ];
 226                                         //dump('\tfound via xulG = ' + x + '\n');
 227                                         if (typeof _params.JSON2js_if_xulG != 'undefined') {
 228                                                 x = JSON2js( x );
 229                                                 //dump('\tJSON2js = ' + x + '\n');
 230                                         }
 231                                         if (typeof _params.concat == 'undefined') {
 232                                                 //alert(param_name + ' x = ' + x);
 233                                                 return x; // value
 234                                         } else {
 235                                                 if (value) {
 236                                                         if (value.constructor != Array) value = [ value ];
 237                                                         value = value.concat(x);
 238                                                 } else {
 239                                                         value = x;
 240                                                 }
 241                                         }
 242                                 }
 243                         }
 244                         if (typeof _params.no_xpcom == 'undefined') {
 245                                 /* 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 */
 246                                 if (typeof _params.stash_name != 'undefined') {
 247                                         JSAN.use('OpenILS.data'); var data = new OpenILS.data(); data.init({'via':'stash'});
 248                                         if (typeof data[ _params.stash_name ] != 'undefined') {
 249                                                 var x = data[ _params.stash_name ];
 250                                                 //dump('\tfound via xpcom = ' + x + '\n');
 251                                                 if (typeof _params.JSON2js_if_xpcom != 'undefined') {
 252                                                         x = JSON2js( x );
 253                                                         //dump('\tJSON2js = ' + x + '\n');
 254                                                 }
 255                                                 if (_params.clear_xpcom) {
 256                                                         data[ _params.stash_name ] = undefined; data.stash( _params.stash_name );
 257                                                 }
 258                                                 if (typeof _params.concat == 'undefined') {
 259                                                         //alert(param_name + ' x = ' + x);
 260                                                         return x; // value
 261                                                 } else {
 262                                                         if (value) {
 263                                                                 if (value.constructor != Array) value = [ value ];
 264                                                                 value = value.concat(x);
 265                                                         } else {
 266                                                                 value = x;
 267                                                         }
 268                                                 }
 269                                         }
 270                                 }
 271                         }
 272                         //alert(param_name + ' value = ' + value);
 273                         return value;
 274                 } catch(E) {
 275                         dump('xul_param error: ' + E + '\n');
 276                 }
 277         }
 278
 279         function get_bool(a) {
 280                 // Normal javascript interpretation except 'f' == false, per postgres, and 'F' == false, and '0' == false (newer JSON is returning '0' instead of 0 in cases)
 281                 // So false includes 'f', '', '0', 0, null, and undefined
 282                 if (a == 'f') return false;
 283                 if (a == 'F') return false;
 284                 if (a == '0') return false;
 285                 if (a) return true; else return false;
 286         }
 287
 288         function get_db_true() {
 289                 return 't';
 290         }
 291
 292         function get_db_false() {
 293                 return 'f';
 294         }
 295
 296         function copy_to_clipboard(ev) {
 297                 try {
 298                         netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect');
 299                         var text;
 300                         if (typeof ev == 'object') {
 301                                 if (typeof ev.target != 'undefined') {
 302                                         if (typeof ev.target.textContent != 'undefined') if (ev.target.textContent) text = ev.target.textContent;
 303                                         if (typeof ev.target.value != 'undefined') if (ev.target.value) text = ev.target.value;
 304                                 }
 305                         } else if (typeof ev == 'string') {
 306                                 text = ev;
 307                         }
 308                         const gClipboardHelper = Components.classes["@mozilla.org/widget/clipboardhelper;1"]
 309                                 .getService(Components.interfaces.nsIClipboardHelper);
 310                         gClipboardHelper.copyString(text);
 311             var Strings = $('offlineStrings') || $('commonStrings');
 312                         alert(Strings.getFormattedString('openils.global_util.clipboard', [text]));
 313                 } catch(E) {
 314             var Strings = $('offlineStrings') || $('commonStrings');
 315                         alert(Strings.getFormattedString('openils.global_util.clipboard.error', [E]));
 316                 }
 317         }
 318
 319         function clear_the_cache() {
 320                 try {
 321                         netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect');
 322                         var cacheClass          = Components.classes["@mozilla.org/network/cache-service;1"];
 323                         var cacheService        = cacheClass.getService(Components.interfaces.nsICacheService);
 324                         cacheService.evictEntries(Components.interfaces.nsICache.STORE_ON_DISK);
 325                         cacheService.evictEntries(Components.interfaces.nsICache.STORE_IN_MEMORY);
 326                 } catch(E) {
 327             var Strings = $('offlineStrings') || $('commonStrings');
 328                         alert(Strings.getFormattedString('openils.global_util.clear_cache.error', [E]));
 329                 }
 330         }
 331
 332         function toOpenWindowByType(inType, uri) {
 333                 var winopts = "chrome,extrachrome,menubar,resizable,scrollbars,status,toolbar";
 334                 window.open(uri, "_blank", winopts);
 335         }
 336
 337         function url_prefix(url) {
 338                 if (url.match(/^\//)) url = urls.remote + url;
 339                 if (! url.match(/^(http|chrome):\/\//) && ! url.match(/^data:/) ) url = 'http://' + url;
 340                 dump('url_prefix = ' + url + '\n');
 341                 return url;
 342         }
 343