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

   1         function $(id) { return document.getElementById(id); }
   2
   3         function ses(a) {
   4                 JSAN.use('OpenILS.data'); var data = new OpenILS.data(); data.init({'via':'stash'});
   5                 switch(a) {
   6             case 'staff_id' : return data.list.au[0].id(); break;
   7             case 'staff_usrname' : return data.list.au[0].usrname(); break;
   8             case 'ws_ou' :
   9                 return data.list.au[0].ws_ou();
  10             break;
  11                         case 'authtime' :
  12                                 return data.session.authtime;
  13                         break;
  14                         case 'key':
  15                         default:
  16                                 return data.session.key;
  17                         break;
  18                 }
  19         }
  20
  21         function font_helper() {
  22                 try {
  23                         JSAN.use('OpenILS.data'); var data = new OpenILS.data(); data.init({'via':'stash'});
  24                         removeCSSClass(document.documentElement,'ALL_FONTS_LARGER');
  25                         removeCSSClass(document.documentElement,'ALL_FONTS_SMALLER');
  26                         removeCSSClass(document.documentElement,'ALL_FONTS_XX_SMALL');
  27                         removeCSSClass(document.documentElement,'ALL_FONTS_X_SMALL');
  28                         removeCSSClass(document.documentElement,'ALL_FONTS_SMALL');
  29                         removeCSSClass(document.documentElement,'ALL_FONTS_MEDIUM');
  30                         removeCSSClass(document.documentElement,'ALL_FONTS_LARGE');
  31                         removeCSSClass(document.documentElement,'ALL_FONTS_X_LARGE');
  32                         removeCSSClass(document.documentElement,'ALL_FONTS_XX_LARGE');
  33                         addCSSClass(document.documentElement,data.global_font_adjust);
  34                 } catch(E) {
  35             var Strings = $('offlineStrings') || $('commonStrings');
  36                         alert(Strings.getFormattedString('openils.global_util.font_size.error', [E]));
  37                 }
  38         }
  39
  40     function persist_helper() {
  41         try {
  42             netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
  43             var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components.interfaces['nsIPrefBranch']);
  44             var nodes = document.getElementsByAttribute('oils_persist','*');
  45             for (var i = 0; i < nodes.length; i++) {
  46                 var base_key = 'oils_persist_' + String(location.hostname + location.pathname + '_' + nodes[i].getAttribute('id')).replace('/','_','g') + '_';
  47                 var attribute_list = nodes[i].getAttribute('oils_persist').split(' ');
  48                 for (var j = 0; j < attribute_list.length; j++) {
  49                     var key = base_key + attribute_list[j];
  50                     var value = prefs.prefHasUserValue(key) ? prefs.getCharPref(key) : null;
  51                     dump('persist_helper: retrieving key = ' + key + ' value = ' + value + ' for ' + nodes[i].nodeName + '\n');
  52                     if (value) nodes[i].setAttribute( attribute_list[j], value );
  53                 }
  54                 if (nodes[i].nodeName == 'checkbox' && attribute_list.indexOf('checked') > -1) {
  55                     if (nodes[i].disabled == false && nodes[i].hidden == false) {
  56                         var no_poke = nodes[i].getAttribute('oils_persist_no_poke');
  57                         if (no_poke && no_poke == 'true') {
  58                             // Timing issue for some checkboxes; don't poke them with an event
  59                         } else {
  60                             var evt = document.createEvent("Events");
  61                             evt.initEvent( 'command', true, true );
  62                             nodes[i].dispatchEvent(evt);
  63                         }
  64                     }
  65                     nodes[i].addEventListener(
  66                         'command',
  67                         function(bk) {
  68                             return function(ev) {
  69                                 try {
  70                                     netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
  71                                     var key = bk + 'checked';
  72                                     var value = ev.target.checked;
  73                                     ev.target.setAttribute( 'checked', value );
  74                                     prefs.setCharPref( key, value );
  75                                     dump('persist_helper: setting key = ' +  key + ' value = ' + value + ' for checkbox\n');
  76                                 } catch(E) {
  77                                     alert('Error in persist_helper(), checkbox command event listener: ' + E);
  78                                 }
  79                             };
  80                         }(base_key),
  81                         false
  82                     );
  83                 }
  84                 // TODO: Need to add event listeners for window resizing, splitter repositioning, grippy state, etc.
  85             }
  86         } catch(E) {
  87             alert('Error in persist_helper(): ' + E);
  88         }
  89     }
  90
  91         function getKeys(o) {
  92                 var keys = [];
  93                 for (var k in o) keys.push(k);
  94                 return keys;
  95         }
  96
  97         function get_contentWindow(frame) {
  98         try {
  99             netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect');
 100             if (frame && frame.contentWindow) {
 101                 try {
 102                     if (typeof frame.contentWindow.wrappedJSObject != 'undefined') {
 103                                                                          return frame.contentWindow.wrappedJSObject;
 104                                                   }
 105                 } catch(E) {
 106                     var Strings = $('offlineStrings') || $('commonStrings');
 107                     alert(Strings.getFormattedString('openils.global_util.content_window_jsobject.error', [frame, E]));
 108                 }
 109                 return frame.contentWindow;
 110             } else {
 111                 return null;
 112             }
 113         } catch(E) {
 114             var Strings = $('offlineStrings') || $('commonStrings');
 115             alert(Strings.getFormattedString('openils.global_util.content_window.error', [frame, E]));
 116         }
 117         }
 118
 119         function update_modal_xulG(v) {
 120                 try {
 121                         JSAN.use('OpenILS.data'); var data = new OpenILS.data(); data.init({'via':'stash'});
 122                         var key = location.pathname + location.search + location.hash;
 123                         if (typeof data.modal_xulG_stack != 'undefined' && typeof data.modal_xulG_stack[key] != 'undefined') {
 124                                 data.modal_xulG_stack[key][ data.modal_xulG_stack[key].length - 1 ] = v;
 125                                 data.stash('modal_xulG_stack');
 126                         }
 127                 } catch(E) {
 128                         alert('FIXME: update_modal_xulG => ' + E);
 129                 }
 130         }
 131
 132         function xul_param(param_name,_params) {
 133                 /* 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 */
 134                 try {
 135                         //dump('xul_param('+param_name+','+js2JSON(_params)+')\n');
 136                         var value = undefined; if (!_params) _params = {};
 137                         if (typeof _params.no_cgi == 'undefined') {
 138                                 var cgi = new CGI();
 139                                 if (cgi.param(param_name)) {
 140                                         var x = cgi.param(param_name);
 141                                         //dump('\tfound via location.href = ' + x + '\n');
 142                                         if (typeof _params.JSON2js_if_cgi != 'undefined') {
 143                                                 x = JSON2js( x );
 144                                                 //dump('\tJSON2js = ' + x + '\n');
 145                                         }
 146                                         if (typeof _params.concat == 'undefined') {
 147                                                 //alert(param_name + ' x = ' + x);
 148                                                 return x; // value
 149                                         } else {
 150                                                 if (value) {
 151                                                         if (value.constructor != Array) value = [ value ];
 152                                                         value = value.concat(x);
 153                                                 } else {
 154                                                         value = x;
 155                                                 }
 156                                         }
 157                                 }
 158                         }
 159                         if (typeof _params.no_xulG == 'undefined') {
 160                                 if (typeof _params.modal_xulG != 'undefined') {
 161                                         JSAN.use('OpenILS.data'); var data = new OpenILS.data(); data.init({'via':'stash'});
 162                                         var key = location.pathname + location.search + location.hash;
 163                                         //dump('xul_param, considering modal key = ' + key + '\n');
 164                                         if (typeof data.modal_xulG_stack != 'undefined' && typeof data.modal_xulG_stack[key] != 'undefined') {
 165                                                 xulG = data.modal_xulG_stack[key][ data.modal_xulG_stack[key].length - 1 ];
 166                                         }
 167                                 }
 168                                 if (typeof xulG == 'object' && typeof xulG[ param_name ] != 'undefined') {
 169                                         var x = xulG[ param_name ];
 170                                         //dump('\tfound via xulG = ' + x + '\n');
 171                                         if (typeof _params.JSON2js_if_xulG != 'undefined') {
 172                                                 x = JSON2js( x );
 173                                                 //dump('\tJSON2js = ' + x + '\n');
 174                                         }
 175                                         if (typeof _params.concat == 'undefined') {
 176                                                 //alert(param_name + ' x = ' + x);
 177                                                 return x; // value
 178                                         } else {
 179                                                 if (value) {
 180                                                         if (value.constructor != Array) value = [ value ];
 181                                                         value = value.concat(x);
 182                                                 } else {
 183                                                         value = x;
 184                                                 }
 185                                         }
 186                                 }
 187                         }
 188                         if (typeof _params.no_xpcom == 'undefined') {
 189                                 /* 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 */
 190                                 if (typeof _params.stash_name != 'undefined') {
 191                                         JSAN.use('OpenILS.data'); var data = new OpenILS.data(); data.init({'via':'stash'});
 192                                         if (typeof data[ _params.stash_name ] != 'undefined') {
 193                                                 var x = data[ _params.stash_name ];
 194                                                 //dump('\tfound via xpcom = ' + x + '\n');
 195                                                 if (typeof _params.JSON2js_if_xpcom != 'undefined') {
 196                                                         x = JSON2js( x );
 197                                                         //dump('\tJSON2js = ' + x + '\n');
 198                                                 }
 199                                                 if (_params.clear_xpcom) {
 200                                                         data[ _params.stash_name ] = undefined; data.stash( _params.stash_name );
 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                         }
 216                         //alert(param_name + ' value = ' + value);
 217                         return value;
 218                 } catch(E) {
 219                         dump('xul_param error: ' + E + '\n');
 220                 }
 221         }
 222
 223         function get_bool(a) {
 224                 // Normal javascript interpretation except 'f' == false, per postgres, and 'F' == false, and '0' == false (newer JSON is returning '0' instead of 0 in cases)
 225                 // So false includes 'f', '', '0', 0, null, and undefined
 226                 if (a == 'f') return false;
 227                 if (a == 'F') return false;
 228                 if (a == '0') return false;
 229                 if (a) return true; else return false;
 230         }
 231
 232         function get_db_true() {
 233                 return 't';
 234         }
 235
 236         function get_db_false() {
 237                 return 'f';
 238         }
 239
 240         function copy_to_clipboard(ev) {
 241                 try {
 242                         netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect');
 243                         var text;
 244                         if (typeof ev == 'object') {
 245                                 if (typeof ev.target != 'undefined') {
 246                                         if (typeof ev.target.textContent != 'undefined') if (ev.target.textContent) text = ev.target.textContent;
 247                                         if (typeof ev.target.value != 'undefined') if (ev.target.value) text = ev.target.value;
 248                                 }
 249                         } else if (typeof ev == 'string') {
 250                                 text = ev;
 251                         }
 252                         const gClipboardHelper = Components.classes["@mozilla.org/widget/clipboardhelper;1"]
 253                                 .getService(Components.interfaces.nsIClipboardHelper);
 254                         gClipboardHelper.copyString(text);
 255             var Strings = $('offlineStrings') || $('commonStrings');
 256                         alert(Strings.getFormattedString('openils.global_util.clipboard', [text]));
 257                 } catch(E) {
 258             var Strings = $('offlineStrings') || $('commonStrings');
 259                         alert(Strings.getFormattedString('openils.global_util.clipboard.error', [E]));
 260                 }
 261         }
 262
 263         function clear_the_cache() {
 264                 try {
 265                         netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect');
 266                         var cacheClass          = Components.classes["@mozilla.org/network/cache-service;1"];
 267                         var cacheService        = cacheClass.getService(Components.interfaces.nsICacheService);
 268                         cacheService.evictEntries(Components.interfaces.nsICache.STORE_ON_DISK);
 269                         cacheService.evictEntries(Components.interfaces.nsICache.STORE_IN_MEMORY);
 270                 } catch(E) {
 271             var Strings = $('offlineStrings') || $('commonStrings');
 272                         alert(Strings.getFormattedString('openils.global_util.clear_cache.error', [E]));
 273                 }
 274         }
 275
 276         function toOpenWindowByType(inType, uri) {
 277                 var winopts = "chrome,extrachrome,menubar,resizable,scrollbars,status,toolbar";
 278                 window.open(uri, "_blank", winopts);
 279         }
 280
 281         function url_prefix(url) {
 282                 if (url.match(/^\//)) url = urls.remote + url;
 283                 if (! url.match(/^(http|chrome):\/\//) && ! url.match(/^data:/) ) url = 'http://' + url;
 284                 dump('url_prefix = ' + url + '\n');
 285                 return url;
 286         }
 287