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