Open-ILS/xul/staff_client/chrome/content/util/browser.js

   1 dump('entering util.browser.js\n');
   2
   3 if (typeof util == 'undefined') util = {};
   4 util.browser = function (params) {
   5     try {
   6         netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
   7         JSAN.use('util.error'); this.error = new util.error();
   8     } catch(E) {
   9         dump('util.browser: ' + E + '\n');
  10     }
  11 }
  12
  13 util.browser.prototype = {
  14
  15     'init' : function( params ) {
  16
  17         try {
  18             netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
  19
  20             var obj = this;
  21
  22             obj.url = params['url'];
  23             obj.push_xulG = params['push_xulG'];
  24             obj.html_source = params['html_source'];
  25             obj.browser_id = params['browser_id'];
  26             obj.debug_label = params['debug_label'];
  27             obj.passthru_content_params = params['passthru_content_params'];
  28             obj.on_url_load = params['on_url_load'];
  29
  30             JSAN.use('util.controller'); obj.controller = new util.controller();
  31             obj.controller.init(
  32                 {
  33                     control_map : {
  34                         'cmd_broken' : [
  35                             ['command'],
  36                             function() { alert('Not Yet Implemented'); }
  37                         ],
  38                         'cmd_debug' : [
  39                             ['command'],
  40                             function() {
  41                                 var curr_url = obj.get_content().location.href;
  42                                 var url = window.prompt('Original URL: ' + obj.url + '\nCurrent URL: ' + curr_url + '\nEnter new URL:',curr_url);
  43                                 if (url) { obj.get_content().location.href = url; }
  44                             }
  45                         ],
  46                         'cmd_print' : [
  47                             ['command'],
  48                             function() {
  49                                 try {
  50                                     netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
  51                                     var content = obj.get_content();
  52                                     JSAN.use('util.print'); var p = new util.print();
  53                                     var print_params = {};
  54                                     if (obj.html_source) {
  55                                         print_params.msg = obj.html_source;
  56                                     }
  57                                     if (typeof content.printable_output == 'function') {
  58                                         print_params.msg = content.printable_output();
  59                                     }
  60                                     JSAN.use('OpenILS.data'); var data = new OpenILS.data(); data.stash_retrieve();
  61                                     if (data.print_strategy == 'webBrowserPrint' || !data.print_strategy) {
  62                                         // Override the print strategy temporarily in this context
  63                                         print_params.print_strategy = 'window.print';
  64                                     }
  65                                     p.NSPrint(content,false,print_params);
  66                                 } catch(E) {
  67                                     alert('browser.js, cmd_print exception: ' + E);
  68                                 }
  69                             }
  70                         ],
  71                         'cmd_forward' : [
  72                             ['command'],
  73                             function() {
  74                                 try {
  75                                     netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
  76                                     var n = obj.getWebNavigation();
  77                                     if (n.canGoForward) n.goForward();
  78                                 } catch(E) {
  79                                     var err = 'cmd_forward: ' + E;
  80                                     obj.error.sdump('D_ERROR',err);
  81                                 }
  82                             }
  83                         ],
  84                         'cmd_back' : [
  85                             ['command'],
  86                             function() {
  87                                 try {
  88                                     netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
  89                                     var n = obj.getWebNavigation();
  90                                     if (n.canGoBack) n.goBack();
  91                                 } catch(E) {
  92                                     var err = 'cmd_back: ' + E;
  93                                     obj.error.sdump('D_ERROR',err);
  94                                 }
  95                             }
  96                         ],
  97                         'cmd_reload' : [
  98                             ['command'],
  99                             function() {
 100                                 try {
 101                                     netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 102                                     var n = obj.getWebNavigation();
 103                                     n.reload( Components.interfaces.nsIWebNavigation.LOAD_FLAGS_NONE );
 104                                 } catch(E) {
 105                                     var err = 'cmd_reload: ' + E;
 106                                     obj.error.sdump('D_ERROR',err);
 107                                 }
 108                             }
 109                         ]
 110                     }
 111                 }
 112             );
 113             obj.controller.render();
 114
 115             var browser_id = 'browser_browser'; if (obj.browser_id) browser_id = obj.browser_id;
 116             obj.controller.view.browser_browser = document.getElementById(browser_id);
 117
 118             obj.buildProgressListener();
 119             /*
 120             dump('obj.controller.view.browser_browser.addProgressListener = '
 121                 + obj.controller.view.browser_browser.addProgressListener + '\n');
 122             */
 123             obj.controller.view.browser_browser.addProgressListener(obj.progressListener,
 124                             Components.interfaces.nsIWebProgress.NOTIFY_ALL );
 125
 126             obj.controller.view.browser_browser.setAttribute('src',obj.url);
 127             //dump('browser url = ' + obj.url + '\n');
 128
 129             window.help_context_set_locally = true;
 130
 131         } catch(E) {
 132             this.error.sdump('D_ERROR','util.browser.init: ' + E + '\n');
 133         }
 134     },
 135
 136     'get_content' : function() {
 137         try {
 138             netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 139             if (this.controller.view.browser_browser.contentWindow.wrappedJSObject) {
 140                 return this.controller.view.browser_browser.contentWindow.wrappedJSObject;
 141             } else {
 142                 return this.controller.view.browser_browser.contentWindow;
 143             }
 144         } catch(E) {
 145             this.error.sdump('D_ERROR','util.browser.get_content(): ' + E);
 146         }
 147     },
 148
 149     'push_variables' : function() {
 150         try {
 151             var obj = this;
 152             var s = '';
 153             try { s += obj.url + '\n' + obj.get_content().location.href + '\n'; } catch(E) { s+=E + '\n'; }
 154             if (!obj.push_xulG) return;
 155             netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 156             var cw = this.get_content();
 157             cw.IAMXUL = true;
 158             cw.XUL_BUILD_ID = '/xul/server/'.split(/\//)[2];
 159             cw.xulG = obj.passthru_content_params || {};
 160             cw.xulG.set_tab = window.xulG.set_tab;
 161             cw.xulG.new_tab = window.xulG.new_tab;
 162             cw.xulG.new_patron_tab = window.xulG.new_patron_tab;
 163             cw.xulG.set_patron_tab = window.xulG.set_patron_tab;
 164             cw.xulG.volume_item_creator = window.xulG.volume_item_creator;
 165             cw.xulG.get_new_session = window.xulG.get_new_session;
 166             cw.xulG.holdings_maintenance_tab = window.xulG.holdings_maintenance_tab;
 167             cw.xulG.url_prefix = window.xulG.url_prefix;
 168             cw.xulG.urls = window.urls;
 169             try { s += ('******** cw = ' + cw + ' cw.xulG = ' + (cw.xulG) + '\n'); } catch(E) { s+=E + '\n'; }
 170             obj.error.sdump('D_BROWSER',s);
 171         } catch(E) {
 172             this.error.sdump('D_ERROR','util.browser.push_variables: ' + E + '\n');
 173         }
 174     },
 175
 176     'getWebNavigation' : function() {
 177         try {
 178             netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 179             var wn = this.controller.view.browser_browser.webNavigation;
 180             var s = this.url + '\n' + this.get_content().location.href + '\n';
 181             s += ('getWebNavigation() = ' + wn + '\n');
 182             //this.error.sdump('D_BROWSER',s);
 183             return wn;
 184         } catch(E) {
 185             this.error.sdump('D_ERROR','util.browser.getWebNavigation(): ' + E );
 186         }
 187     },
 188
 189     'updateNavButtons' : function() {
 190         netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 191         var obj = this;
 192         var s = obj.url + '\n' + obj.get_content().location.href + '\n';
 193         try {
 194             var n = obj.getWebNavigation();
 195             s += ('webNavigation = ' + n + '\n');
 196             s += ('webNavigation.canGoForward = ' + n.canGoForward + '\n');
 197             if (n.canGoForward) {
 198                 if (typeof obj.controller.view.cmd_forward != 'undefined') {
 199                     obj.controller.view.cmd_forward.disabled = false;
 200                     obj.controller.view.cmd_forward.setAttribute('disabled','false');
 201                 }
 202             } else {
 203                 if (typeof obj.controller.view.cmd_forward != 'undefined') {
 204                     obj.controller.view.cmd_forward.disabled = true;
 205                     obj.controller.view.cmd_forward.setAttribute('disabled','true');
 206                 }
 207             }
 208         } catch(E) {
 209             s += E + '\n';
 210         }
 211         try {
 212             var n = obj.getWebNavigation();
 213             s += ('webNavigation = ' + n + '\n');
 214             s += ('webNavigation.canGoBack = ' + n.canGoBack + '\n');
 215             if (n.canGoBack) {
 216                 if (typeof obj.controller.view.cmd_back != 'undefined') {
 217                     obj.controller.view.cmd_back.disabled = false;
 218                     obj.controller.view.cmd_back.setAttribute('disabled','false');
 219                 }
 220             } else {
 221                 if (typeof obj.controller.view.cmd_back != 'undefined') {
 222                     obj.controller.view.cmd_back.disabled = true;
 223                     obj.controller.view.cmd_back.setAttribute('disabled','true');
 224                 }
 225             }
 226         } catch(E) {
 227             s += E + '\n';
 228         }
 229         //this.error.sdump('D_BROWSER',s);
 230
 231         // Let's also update @protocol, @hostname, @port, and @pathname on the <help> widget
 232         if (xulG.set_help_context) {
 233             try {
 234                 var help_params = {
 235                     'protocol' : obj.get_content().location.protocol,
 236                     'hostname' : obj.get_content().location.hostname,
 237                     'port' : obj.get_content().location.port,
 238                     'pathname' : obj.get_content().location.pathname,
 239                     'src' : ''
 240                 };
 241                 xulG.set_help_context(help_params);
 242             } catch(E) {
 243                 dump('Error in browser.js, setting location on help widget: ' + E);
 244             }
 245         } else {
 246             dump(location.href + ': browser.js, updateNavButtons, xulG = ' + xulG + ' xulG.set_help_context = ' + xulG.set_help_context + '\n');
 247         }
 248     },
 249
 250     'buildProgressListener' : function() {
 251
 252         try {
 253             netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 254
 255             var obj = this;
 256             obj.progressListener = {
 257                 onProgressChange    : function(){},
 258                 onLocationChange    : function(){},
 259                 onStatusChange        : function(){},
 260                 onSecurityChange    : function(){},
 261                 onStateChange         : function ( webProgress, request, stateFlags, status) {
 262                     try {
 263                         netscape.security.PrivilegeManager.enablePrivilege( "UniversalXPConnect" );
 264                         var s = obj.url + '\n' + obj.get_content().location.href + '\n';
 265                         const nsIWebProgressListener = Components.interfaces.nsIWebProgressListener;
 266                         const nsIChannel = Components.interfaces.nsIChannel;
 267                         ////// handle the throbber
 268                         var throbber = xulG.page_meter;
 269                         if (throbber) {
 270                             var busy = false;
 271                             if (!(stateFlags & nsIWebProgressListener.STATE_RESTORING)) {
 272                                 busy = true;
 273                                 throbber.on();
 274                             }
 275                             if (stateFlags & nsIWebProgressListener.STATE_STOP) {
 276                                 busy = false;
 277                                 setTimeout(
 278                                     function() {
 279                                         if (!busy) { throbber.off(); }
 280                                     }, 2000
 281                                 );
 282                             }
 283                         }
 284                         //////
 285                         if (stateFlags == 65540 || stateFlags == 65537 || stateFlags == 65552) { return; }
 286                         s += ('onStateChange: stateFlags = ' + stateFlags + ' status = ' + status + '\n');
 287                         if (stateFlags & nsIWebProgressListener.STATE_IS_REQUEST) {
 288                             s += ('\tSTATE_IS_REQUEST\n');
 289                         }
 290                         if (stateFlags & nsIWebProgressListener.STATE_IS_DOCUMENT) {
 291                             s += ('\tSTATE_IS_DOCUMENT\n');
 292                             if( stateFlags & nsIWebProgressListener.STATE_STOP ) {
 293                                 obj.push_variables(); obj.updateNavButtons();
 294                                 if (typeof obj.on_url_load == 'function') {
 295                                     try {
 296                                         obj.error.sdump('D_TRACE','calling on_url_load');
 297                                         var helpers = {
 298                                             'doc_write' : function(html) {
 299                                                 netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 300                                                 obj.get_content().document.write(html);
 301                                             },
 302                                             'doc_close' : function() {
 303                                                 netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 304                                                 obj.get_content().document.close();
 305                                             }
 306                                         }
 307                                         obj.on_url_load( obj.controller.view.browser_browser, obj, helpers );
 308                                     } catch(E) {
 309                                         obj.error.sdump('D_ERROR','on_url_load: ' + E );
 310                                     }
 311                                 }
 312                                 if (obj.debug_label) {
 313                                     try {
 314                                         document.getElementById(obj.debug_label).setAttribute('tooltiptext','url: ' + obj.get_content().location.href);
 315                                     } catch(E) {
 316                                         obj.error.sdump('D_ERROR','on_url_load, debug_label: ' + E );
 317                                     }
 318                                 }
 319                             }
 320                         }
 321                         if (stateFlags & nsIWebProgressListener.STATE_IS_NETWORK) {
 322                             s += ('\tSTATE_IS_NETWORK\n');
 323                         }
 324                         if (stateFlags & nsIWebProgressListener.STATE_IS_WINDOW) {
 325                             s += ('\tSTATE_IS_WINDOW\n');
 326                         }
 327                         if (stateFlags & nsIWebProgressListener.STATE_START) {
 328                             s += ('\tSTATE_START\n');
 329                         }
 330                         if (stateFlags & nsIWebProgressListener.STATE_REDIRECTING) {
 331                             s += ('\tSTATE_REDIRECTING\n');
 332                         }
 333                         if (stateFlags & nsIWebProgressListener.STATE_TRANSFERING) {
 334                             s += ('\tSTATE_TRANSFERING\n');
 335                         }
 336                         if (stateFlags & nsIWebProgressListener.STATE_NEGOTIATING) {
 337                             s += ('\tSTATE_NEGOTIATING\n');
 338                         }
 339                         if (stateFlags & nsIWebProgressListener.STATE_STOP) {
 340                             s += ('\tSTATE_STOP\n');
 341                         }
 342                         //obj.error.sdump('D_BROWSER',s);
 343                         if (throbber) { throbber.tooltip(s); }
 344                     } catch(E) {
 345                         obj.error.sdump('D_ERROR','util.browser.progresslistener.onstatechange: ' + (E));
 346                     }
 347                 }
 348             }
 349             obj.progressListener.QueryInterface = function(){return this;};
 350         } catch(E) {
 351             this.error.sdump('D_ERROR','util.browser.buildProgressListener: ' + E + '\n');
 352         }
 353     }
 354 }
 355
 356 dump('exiting util.browser.js\n');