Open-ILS/xul/staff_client/chrome/content/evergreen/OpenILS/data.js

   1 dump('entering OpenILS/data.js\n');
   2
   3 if (typeof OpenILS == 'undefined') OpenILS = {};
   4 OpenILS.data = function () {
   5
   6         JSAN.use('util.error'); this.error = new util.error();
   7         JSAN.use('util.network'); this.network = new util.network();
   8
   9         return this;
  10 }
  11
  12 OpenILS.data.prototype = {
  13
  14         'list' : {},
  15         'hash' : {},
  16
  17         'init' : function (params) {
  18
  19                 try {
  20                         if (params && params.via == 'stash') {
  21                                 this.stash_retrieve();
  22                         } else {
  23                                 this.network_retrieve();
  24                         }
  25
  26                 } catch(E) {
  27                         this.error.sdump('D_ERROR','Error in OpenILS.data.init('
  28                                 +js2JSON(params)+'): ' + js2JSON(E) );
  29                 }
  30
  31
  32         },
  33
  34         'stash' : function () {
  35                 try {
  36                         netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
  37                         const OpenILS=new Components.Constructor("@mozilla.org/openils_data_cache;1", "nsIOpenILS");
  38                         var data_cache=new OpenILS( );
  39                         for (var i = 0; i < arguments.length; i++) {
  40                                 this.error.sdump('D_DATA','stashing ' + arguments[i] + ' : ' + this[arguments[i]] + '\n');
  41                                 data_cache.wrappedJSObject.OpenILS.prototype.data[arguments[i]] = this[arguments[i]];
  42                         }
  43                 } catch(E) {
  44                         this.error.sdump('D_ERROR','Error in OpenILS.data.stash(): ' + js2JSON(E) );
  45                 }
  46         },
  47
  48         '_debug_stash' : function() {
  49                 try {
  50                         netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
  51                         const OpenILS=new Components.Constructor("@mozilla.org/openils_data_cache;1", "nsIOpenILS");
  52                         var data_cache=new OpenILS( );
  53                         for (var i in data_cache.wrappedJSObject.OpenILS.prototype.data) {
  54                                 dump('_debug_stash ' + i + '\n');
  55                         }
  56                 } catch(E) {
  57                         this.error.sdump('D_ERROR','Error in OpenILS.data._debug_stash(): ' + js2JSON(E) );
  58                 }
  59         },
  60
  61         '_fm_objects' : {
  62
  63                 'pgt' : [ api.fm_pgt_retrieve.app, api.fm_pgt_retrieve.method, [], true ],
  64                 'cit' : [ api.fm_cit_retrieve.app, api.fm_cit_retrieve.method, [], true ],
  65                 'cst' : [ api.fm_cst_retrieve.app, api.fm_cst_retrieve.method, [], true ],
  66                 'acpl' : [ api.fm_acpl_retrieve.app, api.fm_acpl_retrieve.method, [], true ],
  67                 'ccs' : [ api.fm_ccs_retrieve.app, api.fm_ccs_retrieve.method, [], true ],
  68                 'aou' : [ api.fm_aou_retrieve.app, api.fm_aou_retrieve.method, [], true ],
  69                 'aout' : [ api.fm_aout_retrieve.app, api.fm_aout_retrieve.method, [], true ]
  70         },
  71
  72         'stash_retrieve' : function() {
  73                 try {
  74                         netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
  75                         const OpenILS=new Components.Constructor("@mozilla.org/openils_data_cache;1", "nsIOpenILS");
  76                         var data_cache=new OpenILS( );
  77                         var dc = data_cache.wrappedJSObject.OpenILS.prototype.data;
  78                         for (var i in dc) {
  79                                 this.error.sdump('D_DATA','Retrieving ' + i + ' : ' + dc[i] + '\n');
  80                                 this[i] = dc[i];
  81                         }
  82                         if (typeof this.on_complete == 'function') {
  83
  84                                 this.on_complete();
  85                         }
  86                 } catch(E) {
  87                         this.error.sdump('D_ERROR','Error in OpenILS.data._debug_stash(): ' + js2JSON(E) );
  88                 }
  89         },
  90
  91         'network_retrieve' : function() {
  92                 var obj = this;
  93
  94                 JSAN.use('util.file');
  95                 JSAN.use('util.functional');
  96                 JSAN.use('util.fm_utils');
  97
  98                 function gen_fm_retrieval_func(classname,data) {
  99                         var app = data[0]; var method = data[1]; var params = data[2]; var cacheable = data[3];
 100                         return function () {
 101
 102                                 function convert() {
 103                                         try {
 104                                                 if (obj.list[classname].constructor.name == 'Array') {
 105                                                         obj.hash[classname] =
 106                                                                 util.functional.convert_object_list_to_hash(
 107                                                                         obj.list[classname]
 108                                                                 );
 109                                                 }
 110                                         } catch(E) {
 111
 112                                                 obj.error.sdump('D_ERROR',E + '\n');
 113                                         }
 114
 115                                 }
 116
 117                                 try {
 118                                         obj.list[classname] = obj.network.request( app, method, params);
 119                                         convert();
 120                                         // if cacheable, store an offline copy
 121                                         if (cacheable) {
 122                                                 var file = new util.file( classname );
 123                                                 file.set_object( obj.list[classname] );
 124                                         }
 125
 126                                 } catch(E) {
 127                                         // if cacheable, try offline
 128                                         if (cacheable) {
 129                                                 try {
 130                                                         var file = new util.file( classname );
 131                                                         obj.list[classname] = file.get_object();
 132                                                         convert();
 133                                                 } catch(E) {
 134                                                         throw(E);
 135                                                 }
 136                                         } else {
 137                                                 throw(E); // for now
 138                                         }
 139                                 }
 140                         }
 141                 }
 142
 143                 this.chain = [];
 144
 145                 this.chain.push(
 146                         function() {
 147                                 var f = gen_fm_retrieval_func(
 148                                         'au',
 149                                         [
 150                                                 api.fm_au_retrieve_via_session.app,
 151                                                 api.fm_au_retrieve_via_session.method,
 152                                                 [ obj.session ],
 153                                                 false
 154                                         ]
 155                                 );
 156                                 try {
 157                                         f();
 158                                 } catch(E) {
 159                                         // Probably the one thing we should not cache, so what do we do?
 160                                         obj.list.au = new au();
 161                                         obj.list.au.home_lib( '1' );
 162                                 }
 163                         }
 164                 );
 165
 166                 obj.error.sdump('D_DEBUG','_fm_objects = ' + js2JSON(this._fm_objects) + '\n');
 167
 168                 for (var i in this._fm_objects) {
 169                         this.chain.push( gen_fm_retrieval_func(i,this._fm_objects[i]) );
 170                 }
 171
 172                 // The previous org_tree call returned a tree, not a list or hash.
 173                 this.chain.push(
 174                         function () {
 175                                 obj.org_tree = obj.list.aou;
 176                                 obj.list.aou = util.fm_utils.flatten_ou_branch( obj.org_tree );
 177                                 obj.hash.aou = util.functional.convert_object_list_to_hash( obj.list.aou );
 178                         }
 179                 );
 180
 181                 this.chain.push(
 182                         gen_fm_retrieval_func('my_aou',
 183                                 [
 184                                         api.fm_aou_retrieve_related_via_session.app,
 185                                         api.fm_aou_retrieve_related_via_session.method,
 186                                         [ obj.session ],
 187                                         true
 188                                 ]
 189                         )
 190                 );
 191
 192                 // Do this after we get the user object
 193                 this.chain.push(
 194
 195                         function () {
 196
 197                                 gen_fm_retrieval_func( 'my_actsc',
 198                                         [
 199                                                 api.fm_actsc_retrieve_via_aou.app,
 200                                                 api.fm_actsc_retrieve_via_aou.method,
 201                                                 [ obj.session, obj.list.au.home_ou() ],
 202                                                 true
 203                                         ]
 204                                 )();
 205                         }
 206                 );
 207
 208                 if (typeof this.on_complete == 'function') {
 209
 210                         this.chain.push( this.on_complete );
 211                 }
 212                 JSAN.use('util.exec'); this.exec = new util.exec();
 213                 this.exec.on_error = function(E) {
 214
 215                         if (typeof obj.on_error == 'function') {
 216                                 obj.on_error();
 217                         } else {
 218                                 alert('oops: ' + E );
 219                         }
 220                 }
 221
 222                 this.exec.chain( this.chain );
 223
 224         }
 225 }
 226
 227 dump('exiting OpenILS/data.js\n');