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