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

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