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 'authtime' :
   7                                 return data.session.authtime;
   8                         break;
   9                         case 'key':
  10                         default:
  11                                 return data.session.key;
  12                         break;
  13                 }
  14         }
  15
  16         function font_helper() {
  17                 try {
  18                         JSAN.use('OpenILS.data'); var data = new OpenILS.data(); data.init({'via':'stash'});
  19                         removeCSSClass(document.documentElement,'ALL_FONTS_LARGER');
  20                         removeCSSClass(document.documentElement,'ALL_FONTS_SMALLER');
  21                         removeCSSClass(document.documentElement,'ALL_FONTS_XX_SMALL');
  22                         removeCSSClass(document.documentElement,'ALL_FONTS_X_SMALL');
  23                         removeCSSClass(document.documentElement,'ALL_FONTS_SMALL');
  24                         removeCSSClass(document.documentElement,'ALL_FONTS_MEDIUM');
  25                         removeCSSClass(document.documentElement,'ALL_FONTS_LARGE');
  26                         removeCSSClass(document.documentElement,'ALL_FONTS_X_LARGE');
  27                         removeCSSClass(document.documentElement,'ALL_FONTS_XX_LARGE');
  28                         addCSSClass(document.documentElement,data.global_font_adjust);
  29                 } catch(E) {
  30                         alert("Error with adjusting the font size: " + E);
  31                 }
  32         }
  33
  34         function getKeys(o) {
  35                 var keys = [];
  36                 for (var k in o) keys.push(k);
  37                 return keys;
  38         }
  39
  40         function get_contentWindow(frame) {
  41         try {
  42             netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect');
  43             if (frame && frame.contentWindow) {
  44                 try {
  45                     if (typeof frame.contentWindow.wrappedJSObject != 'undefined') return frame.contentWindow.wrappedJSObject;
  46                 } catch(E) {
  47                     alert("Error with get_contentWindow("+frame+") and wrappedJSObject:" + E);
  48                 }
  49                 return frame.contentWindow;
  50             } else {
  51                 return null;
  52             }
  53         } catch(E) {
  54             alert("Error with get_contentWindow("+frame+"): " + E);
  55         }
  56         }
  57
  58         function update_modal_xulG(v) {
  59                 try {
  60                         JSAN.use('OpenILS.data'); var data = new OpenILS.data(); data.init({'via':'stash'});
  61                         var key = location.pathname + location.search + location.hash;
  62                         if (typeof data.modal_xulG_stack != 'undefined' && typeof data.modal_xulG_stack[key] != 'undefined') {
  63                                 data.modal_xulG_stack[key][ data.modal_xulG_stack[key].length - 1 ] = v;
  64                                 data.stash('modal_xulG_stack');
  65                         }
  66                 } catch(E) {
  67                         alert('FIXME: update_modal_xulG => ' + E);
  68                 }
  69         }
  70
  71         function xul_param(param_name,_params) {
  72                 /* 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 */
  73                 try {
  74                         //dump('xul_param('+param_name+','+js2JSON(_params)+')\n');
  75                         var value = undefined; if (!_params) _params = {};
  76                         if (typeof _params.no_cgi == 'undefined') {
  77                                 var cgi = new CGI();
  78                                 if (cgi.param(param_name)) {
  79                                         var x = cgi.param(param_name);
  80                                         //dump('\tfound via location.href = ' + x + '\n');
  81                                         if (typeof _params.JSON2js_if_cgi != 'undefined') {
  82                                                 x = JSON2js( x );
  83                                                 //dump('\tJSON2js = ' + x + '\n');
  84                                         }
  85                                         if (typeof _params.concat == 'undefined') {
  86                                                 //alert(param_name + ' x = ' + x);
  87                                                 return x; // value
  88                                         } else {
  89                                                 if (value) {
  90                                                         if (value.constructor != Array) value = [ value ];
  91                                                         value = value.concat(x);
  92                                                 } else {
  93                                                         value = x;
  94                                                 }
  95                                         }
  96                                 }
  97                         }
  98                         if (typeof _params.no_xulG == 'undefined') {
  99                                 if (typeof _params.modal_xulG != 'undefined') {
 100                                         JSAN.use('OpenILS.data'); var data = new OpenILS.data(); data.init({'via':'stash'});
 101                                         var key = location.pathname + location.search + location.hash;
 102                                         //dump('xul_param, considering modal key = ' + key + '\n');
 103                                         if (typeof data.modal_xulG_stack != 'undefined' && typeof data.modal_xulG_stack[key] != 'undefined') {
 104                                                 xulG = data.modal_xulG_stack[key][ data.modal_xulG_stack[key].length - 1 ];
 105                                         }
 106                                 }
 107                                 if (typeof xulG == 'object' && typeof xulG[ param_name ] != 'undefined') {
 108                                         var x = xulG[ param_name ];
 109                                         //dump('\tfound via xulG = ' + x + '\n');
 110                                         if (typeof _params.JSON2js_if_xulG != 'undefined') {
 111                                                 x = JSON2js( x );
 112                                                 //dump('\tJSON2js = ' + x + '\n');
 113                                         }
 114                                         if (typeof _params.concat == 'undefined') {
 115                                                 //alert(param_name + ' x = ' + x);
 116                                                 return x; // value
 117                                         } else {
 118                                                 if (value) {
 119                                                         if (value.constructor != Array) value = [ value ];
 120                                                         value = value.concat(x);
 121                                                 } else {
 122                                                         value = x;
 123                                                 }
 124                                         }
 125                                 }
 126                         }
 127                         if (typeof _params.no_xpcom == 'undefined') {
 128                                 /* 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 */
 129                                 if (typeof _params.stash_name != 'undefined') {
 130                                         JSAN.use('OpenILS.data'); var data = new OpenILS.data(); data.init({'via':'stash'});
 131                                         if (typeof data[ _params.stash_name ] != 'undefined') {
 132                                                 var x = data[ _params.stash_name ];
 133                                                 //dump('\tfound via xpcom = ' + x + '\n');
 134                                                 if (typeof _params.JSON2js_if_xpcom != 'undefined') {
 135                                                         x = JSON2js( x );
 136                                                         //dump('\tJSON2js = ' + x + '\n');
 137                                                 }
 138                                                 if (_params.clear_xpcom) {
 139                                                         data[ _params.stash_name ] = undefined; data.stash( _params.stash_name );
 140                                                 }
 141                                                 if (typeof _params.concat == 'undefined') {
 142                                                         //alert(param_name + ' x = ' + x);
 143                                                         return x; // value
 144                                                 } else {
 145                                                         if (value) {
 146                                                                 if (value.constructor != Array) value = [ value ];
 147                                                                 value = value.concat(x);
 148                                                         } else {
 149                                                                 value = x;
 150                                                         }
 151                                                 }
 152                                         }
 153                                 }
 154                         }
 155                         //alert(param_name + ' value = ' + value);
 156                         return value;
 157                 } catch(E) {
 158                         dump('xul_param error: ' + E + '\n');
 159                 }
 160         }
 161
 162         function get_bool(a) {
 163                 // Normal javascript interpretation except 'f' == false, per postgres, and 'F' == false
 164                 // So false includes 'f', '', 0, null, and undefined
 165                 if (a == 'f') return false;
 166                 if (a == 'F') return false;
 167                 if (a) return true; else return false;
 168         }
 169
 170         function get_db_true() {
 171                 return 't';
 172         }
 173
 174         function get_db_false() {
 175                 return 'f';
 176         }
 177
 178         function copy_to_clipboard(ev) {
 179                 try {
 180                         netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect');
 181                         var text;
 182                         if (typeof ev == 'object') {
 183                                 if (typeof ev.target != 'undefined') {
 184                                         if (typeof ev.target.textContent != 'undefined') if (ev.target.textContent) text = ev.target.textContent;
 185                                         if (typeof ev.target.value != 'undefined') if (ev.target.value) text = ev.target.value;
 186                                 }
 187                         } else if (typeof ev == 'string') {
 188                                 text = ev;
 189                         }
 190                         const gClipboardHelper = Components.classes["@mozilla.org/widget/clipboardhelper;1"]
 191                                 .getService(Components.interfaces.nsIClipboardHelper);
 192                         gClipboardHelper.copyString(text);
 193                         alert('Copied "'+text+'" to clipboard.');
 194                 } catch(E) {
 195                         alert('Clipboard action failed: ' + E);
 196                 }
 197         }
 198
 199         function clear_the_cache() {
 200                 try {
 201                         netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect');
 202                         var cacheClass          = Components.classes["@mozilla.org/network/cache-service;1"];
 203                         var cacheService        = cacheClass.getService(Components.interfaces.nsICacheService);
 204                         cacheService.evictEntries(Components.interfaces.nsICache.STORE_ON_DISK);
 205                         cacheService.evictEntries(Components.interfaces.nsICache.STORE_IN_MEMORY);
 206                 } catch(E) {
 207                         alert('Problem clearing the cache: ' + E);
 208                 }
 209         }
 210
 211         function toOpenWindowByType(inType, uri) {
 212                 var winopts = "chrome,extrachrome,menubar,resizable,scrollbars,status,toolbar";
 213                 window.open(uri, "_blank", winopts);
 214         }
 215
 216