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             obj.printer_context = params['printer_context'] || 'default';
  30
  31             JSAN.use('util.controller'); obj.controller = new util.controller();
  32             obj.controller.init(
  33                 {
  34                     control_map : {
  35                         'cmd_broken' : [
  36                             ['command'],
  37                             function() { alert('Not Yet Implemented'); }
  38                         ],
  39                         'cmd_debug' : [
  40                             ['command'],
  41                             function() {
  42                                 var curr_url = obj.get_content().location.href;
  43                                 var url = window.prompt('Original URL: ' + obj.url + '\nCurrent URL: ' + curr_url + '\nEnter new URL:',curr_url);
  44                                 if (url) { obj.get_content().location.href = url; }
  45                             }
  46                         ],
  47                         'cmd_print' : [
  48                             ['command'],
  49                             function() {
  50                                 try {
  51                                     netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
  52                                     var content = obj.get_content();
  53                                     JSAN.use('util.print'); var p = new util.print(obj.printer_context);
  54                                     var print_params = {};
  55                                     if (obj.html_source) {
  56                                         print_params.msg = obj.html_source;
  57                                         print_params.content_type = 'text/html';
  58                                     }
  59                                     if (typeof content.printable_output == 'function') {
  60                                         print_params.msg = content.printable_output();
  61                                         print_params.content_type = 'text/plain';
  62                                         content = print_params.msg;
  63                                     }
  64                                     JSAN.use('OpenILS.data'); var data = new OpenILS.data(); data.stash_retrieve();
  65                                     // Override the print strategy temporarily if it's not set or is equal to webBrowserPrint (which is buggy here)
  66                                     if (data.print_strategy) {
  67                                         if (data.print_strategy[obj.printer_context] || data.print_strategy['default']) {
  68                                             if (data.print_strategy[obj.printer_context]) {
  69                                                 if (data.print_strategy[obj.printer_context] == 'webBrowserPrint') {
  70                                                     print_params.print_strategy = 'window.print';
  71                                                 }
  72                                             } else {
  73                                                 if (data.print_strategy['default'] == 'webBrowserPrint') {
  74                                                     print_params.print_strategy = 'window.print';
  75                                                 }
  76                                             }
  77                                         } else {
  78                                             print_params.print_strategy = 'window.print';
  79                                         }
  80                                     } else {
  81                                         print_params.print_strategy = 'window.print';
  82                                     }
  83                                     p.NSPrint(content,false,print_params);
  84                                 } catch(E) {
  85                                     alert('browser.js, cmd_print exception: ' + E);
  86                                 }
  87                             }
  88                         ],
  89                         'cmd_forward' : [
  90                             ['command'],
  91                             function() {
  92                                 try {
  93                                     netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
  94                                     var n = obj.getWebNavigation();
  95                                     if (n.canGoForward) n.goForward();
  96                                 } catch(E) {
  97                                     var err = 'cmd_forward: ' + E;
  98                                     obj.error.sdump('D_ERROR',err);
  99                                 }
 100                             }
 101                         ],
 102                         'cmd_back' : [
 103                             ['command'],
 104                             function() {
 105                                 try {
 106                                     netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 107                                     var n = obj.getWebNavigation();
 108                                     if (n.canGoBack) n.goBack();
 109                                 } catch(E) {
 110                                     var err = 'cmd_back: ' + E;
 111                                     obj.error.sdump('D_ERROR',err);
 112                                 }
 113                             }
 114                         ],
 115                         'cmd_reload' : [
 116                             ['command'],
 117                             function() {
 118                                 try {
 119                                     netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 120                                     var n = obj.getWebNavigation();
 121                                     n.reload( Components.interfaces.nsIWebNavigation.LOAD_FLAGS_NONE );
 122                                 } catch(E) {
 123                                     var err = 'cmd_reload: ' + E;
 124                                     obj.error.sdump('D_ERROR',err);
 125                                 }
 126                             }
 127                         ],
 128                         'cmd_find' : [
 129                             ['command'],
 130                             function() {
 131                                 var text = window.prompt('Enter text to find:');
 132                                 obj.find(text);
 133                             }
 134                         ]
 135                     }
 136                 }
 137             );
 138             obj.controller.render();
 139
 140             var browser_id = 'browser_browser'; if (obj.browser_id) browser_id = obj.browser_id;
 141             obj.controller.view.browser_browser = document.getElementById(browser_id);
 142
 143             obj.buildProgressListener();
 144             /*
 145             dump('obj.controller.view.browser_browser.addProgressListener = '
 146                 + obj.controller.view.browser_browser.addProgressListener + '\n');
 147             */
 148             obj.controller.view.browser_browser.addProgressListener(obj.progressListener,
 149                             Components.interfaces.nsIWebProgress.NOTIFY_ALL );
 150
 151             obj.controller.view.browser_browser.setAttribute('src',obj.url);
 152             //dump('browser url = ' + obj.url + '\n');
 153
 154             window.help_context_set_locally = true;
 155
 156         } catch(E) {
 157             this.error.sdump('D_ERROR','util.browser.init: ' + E + '\n');
 158         }
 159     },
 160
 161     'find' : function(text) {
 162         var obj = this;
 163         try {
 164             netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 165
 166             function getBrowser() {
 167                 return obj.controller.view.browser_browser;
 168             }
 169
 170             function getFocusedSelCtrl() {
 171                 var ds = getBrowser().docShell;
 172                 var dsEnum = ds.getDocShellEnumerator(Components.interfaces.nsIDocShellTreeItem.typeContent,
 173                                                     Components.interfaces.nsIDocShell.ENUMERATE_FORWARDS);
 174                 while (dsEnum.hasMoreElements()) {
 175                     ds = dsEnum.getNext().QueryInterface(Components.interfaces.nsIDocShell);
 176                     if (ds.hasFocus) {
 177                         var display = ds.QueryInterface(Components.interfaces.nsIInterfaceRequestor).getInterface(Components.interfaces.nsISelectionDisplay);
 178                         if (!display) return null;
 179                         return display.QueryInterface(Components.interfaces.nsISelectionController);
 180                     }
 181                 }
 182
 183                 // One last try
 184                 return getBrowser().docShell
 185                     .QueryInterface(Components.interfaces.nsIInterfaceRequestor)
 186                     .getInterface(Components.interfaces.nsISelectionDisplay)
 187                     .QueryInterface(Components.interfaces.nsISelectionController);
 188             }
 189
 190             function setSelection(range) {
 191                 try {
 192                     var selctrlcomp = Components.interfaces.nsISelectionController;
 193                     var selctrl = getFocusedSelCtrl();
 194                     var sel = selctrl.getSelection(selctrlcomp.SELECTION_NORMAL);
 195                     sel.removeAllRanges();
 196                     sel.addRange(range.cloneRange());
 197
 198                     selctrl.scrollSelectionIntoView(selctrlcomp.SELECTION_NORMAL,
 199                         selctrlcomp.SELECTION_FOCUS_REGION,
 200                         true);
 201                 } catch(e) {alert("setSelection: " + e);}
 202             }
 203
 204             var doc = obj.get_content().document;
 205             var body = doc.body;
 206             var count = body.childNodes.length;
 207             var finder = Components.classes["@mozilla.org/embedcomp/rangefind;1"].createInstance()
 208                 .QueryInterface(Components.interfaces.nsIFind);
 209             var searchRange = doc.createRange();
 210             var startPt = doc.createRange();
 211             var endPt = doc.createRange();
 212                 searchRange.setStart(body,0);
 213                 searchRange.setEnd(body, count);
 214                 startPt.setStart(body, 0);
 215                 startPt.setEnd(body, 0);
 216                 endPt.setStart(body, count);
 217                 endPt.setEnd(body, count);
 218             var retRange = finder.Find(text, searchRange, startPt, endPt);
 219             dump('retRange = ' + retRange + '\n');
 220             setSelection(retRange);
 221         } catch(E) {
 222             alert('Error in browser.js, find(): ' + E);
 223         }
 224     },
 225
 226     'get_content' : function() {
 227         try {
 228             netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 229             if (this.controller.view.browser_browser.contentWindow.wrappedJSObject) {
 230                 return this.controller.view.browser_browser.contentWindow.wrappedJSObject;
 231             } else {
 232                 return this.controller.view.browser_browser.contentWindow;
 233             }
 234         } catch(E) {
 235             this.error.sdump('D_ERROR','util.browser.get_content(): ' + E);
 236         }
 237     },
 238
 239     'push_variables' : function() {
 240         try {
 241             var obj = this;
 242             var s = '';
 243             try { s += obj.url + '\n' + obj.get_content().location.href + '\n'; } catch(E) { s+=E + '\n'; }
 244             if (!obj.push_xulG) return;
 245             netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 246             var cw = this.get_content();
 247             cw.IAMXUL = true;
 248             cw.XUL_BUILD_ID = '/xul/server/'.split(/\//)[2];
 249             cw.xulG = obj.passthru_content_params || {};
 250             if (!cw.xulG.set_tab) { cw.xulG.set_tab = function(a,b,c) { return window.xulG.set_tab(a,b,c); }; }
 251             if (!cw.xulG.new_tab) { cw.xulG.new_tab = function(a,b,c) { return window.xulG.new_tab(a,b,c); }; }
 252             if (!cw.xulG.new_patron_tab) { cw.xulG.new_patron_tab = function(a,b) { return window.xulG.new_patron_tab(a,b); }; }
 253             if (!cw.xulG.set_patron_tab) { cw.xulG.set_patron_tab = function(a,b) { return window.xulG.set_patron_tab(a,b); }; }
 254             if (!cw.xulG.volume_item_creator) { cw.xulG.volume_item_creator = function(a) { return window.xulG.volume_item_creator(a); }; }
 255             if (!cw.xulG.get_new_session) { cw.xulG.get_new_session = function(a) { return window.xulG.get_new_session(a); }; }
 256             if (!cw.xulG.holdings_maintenance_tab) { cw.xulG.holdings_maintenance_tab = function(a,b,c) { return window.xulG.holdings_maintenance_tab(a,b,c); }; }
 257             if (!cw.xulG.url_prefix) { cw.xulG.url_prefix = function(url) { return window.xulG.url_prefix(url); }; }
 258             if (!cw.xulG.urls) { cw.xulG.urls = window.urls; }
 259             try { s += ('******** cw = ' + cw + ' cw.xulG = ' + (cw.xulG) + '\n'); } catch(E) { s+=E + '\n'; }
 260             obj.error.sdump('D_BROWSER',s);
 261         } catch(E) {
 262             this.error.sdump('D_ERROR','util.browser.push_variables: ' + E + '\n');
 263         }
 264     },
 265
 266     'getWebNavigation' : function() {
 267         try {
 268             netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 269             var wn = this.controller.view.browser_browser.webNavigation;
 270             var s = this.url + '\n' + this.get_content().location.href + '\n';
 271             s += ('getWebNavigation() = ' + wn + '\n');
 272             //this.error.sdump('D_BROWSER',s);
 273             return wn;
 274         } catch(E) {
 275             this.error.sdump('D_ERROR','util.browser.getWebNavigation(): ' + E );
 276         }
 277     },
 278
 279     'updateNavButtons' : function() {
 280         netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 281         var obj = this;
 282         var s = obj.url + '\n' + obj.get_content().location.href + '\n';
 283         try {
 284             var n = obj.getWebNavigation();
 285             s += ('webNavigation = ' + n + '\n');
 286             s += ('webNavigation.canGoForward = ' + n.canGoForward + '\n');
 287             if (n.canGoForward) {
 288                 if (typeof obj.controller.view.cmd_forward != 'undefined') {
 289                     obj.controller.view.cmd_forward.disabled = false;
 290                     obj.controller.view.cmd_forward.setAttribute('disabled','false');
 291                 }
 292             } else {
 293                 if (typeof obj.controller.view.cmd_forward != 'undefined') {
 294                     obj.controller.view.cmd_forward.disabled = true;
 295                     obj.controller.view.cmd_forward.setAttribute('disabled','true');
 296                 }
 297             }
 298         } catch(E) {
 299             s += E + '\n';
 300         }
 301         try {
 302             var n = obj.getWebNavigation();
 303             s += ('webNavigation = ' + n + '\n');
 304             s += ('webNavigation.canGoBack = ' + n.canGoBack + '\n');
 305             if (n.canGoBack) {
 306                 if (typeof obj.controller.view.cmd_back != 'undefined') {
 307                     obj.controller.view.cmd_back.disabled = false;
 308                     obj.controller.view.cmd_back.setAttribute('disabled','false');
 309                 }
 310             } else {
 311                 if (typeof obj.controller.view.cmd_back != 'undefined') {
 312                     obj.controller.view.cmd_back.disabled = true;
 313                     obj.controller.view.cmd_back.setAttribute('disabled','true');
 314                 }
 315             }
 316         } catch(E) {
 317             s += E + '\n';
 318         }
 319         //this.error.sdump('D_BROWSER',s);
 320
 321         // Let's also update @protocol, @hostname, @port, and @pathname on the <help> widget
 322         if (xulG.set_help_context) {
 323             try {
 324                 var help_params = {
 325                     'protocol' : obj.get_content().location.protocol,
 326                     'hostname' : obj.get_content().location.hostname,
 327                     'port' : obj.get_content().location.port,
 328                     'pathname' : obj.get_content().location.pathname,
 329                     'src' : ''
 330                 };
 331                 xulG.set_help_context(help_params);
 332             } catch(E) {
 333                 dump('Error in browser.js, setting location on help widget: ' + E);
 334             }
 335         } else {
 336             dump(location.href + ': browser.js, updateNavButtons, xulG = ' + xulG + ' xulG.set_help_context = ' + xulG.set_help_context + '\n');
 337         }
 338     },
 339
 340     'buildProgressListener' : function() {
 341
 342         try {
 343             netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 344
 345             var obj = this;
 346             obj.progressListener = {
 347                 onProgressChange    : function(){},
 348                 onLocationChange    : function(){},
 349                 onStatusChange        : function(){},
 350                 onSecurityChange    : function(){},
 351                 onStateChange         : function ( webProgress, request, stateFlags, status) {
 352                     try {
 353                         netscape.security.PrivilegeManager.enablePrivilege( "UniversalXPConnect" );
 354                         var s = obj.url + '\n' + obj.get_content().location.href + '\n';
 355                         const nsIWebProgressListener = Components.interfaces.nsIWebProgressListener;
 356                         const nsIChannel = Components.interfaces.nsIChannel;
 357                         ////// handle the throbber
 358                         var throbber = xulG.page_meter;
 359                         if (throbber) {
 360                             var busy = false;
 361                             if (!(stateFlags & nsIWebProgressListener.STATE_RESTORING)) {
 362                                 busy = true;
 363                                 throbber.on();
 364                             }
 365                             if (stateFlags & nsIWebProgressListener.STATE_STOP) {
 366                                 busy = false;
 367                                 setTimeout(
 368                                     function() {
 369                                         if (!busy) { throbber.off(); }
 370                                     }, 2000
 371                                 );
 372                             }
 373                         }
 374                         //////
 375                         if (stateFlags == 65540 || stateFlags == 65537 || stateFlags == 65552) { return; }
 376                         s += ('onStateChange: stateFlags = ' + stateFlags + ' status = ' + status + '\n');
 377                         if (stateFlags & nsIWebProgressListener.STATE_IS_REQUEST) {
 378                             s += ('\tSTATE_IS_REQUEST\n');
 379                         }
 380                         if (stateFlags & nsIWebProgressListener.STATE_IS_DOCUMENT) {
 381                             s += ('\tSTATE_IS_DOCUMENT\n');
 382                             if( stateFlags & nsIWebProgressListener.STATE_STOP ) {
 383                                 obj.push_variables(); obj.updateNavButtons();
 384                                 if (typeof obj.on_url_load == 'function') {
 385                                     try {
 386                                         obj.error.sdump('D_TRACE','calling on_url_load');
 387                                         var helpers = {
 388                                             'doc_write' : function(html) {
 389                                                 netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 390                                                 obj.get_content().document.write(html);
 391                                             },
 392                                             'doc_close' : function() {
 393                                                 netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 394                                                 obj.get_content().document.close();
 395                                             }
 396                                         }
 397                                         obj.on_url_load( obj.controller.view.browser_browser, obj, helpers );
 398                                     } catch(E) {
 399                                         obj.error.sdump('D_ERROR','on_url_load: ' + E );
 400                                     }
 401                                 }
 402                                 if (obj.debug_label) {
 403                                     try {
 404                                         document.getElementById(obj.debug_label).setAttribute('tooltiptext','url: ' + obj.get_content().location.href);
 405                                     } catch(E) {
 406                                         obj.error.sdump('D_ERROR','on_url_load, debug_label: ' + E );
 407                                     }
 408                                 }
 409                             }
 410                         }
 411                         if (stateFlags & nsIWebProgressListener.STATE_IS_NETWORK) {
 412                             s += ('\tSTATE_IS_NETWORK\n');
 413                         }
 414                         if (stateFlags & nsIWebProgressListener.STATE_IS_WINDOW) {
 415                             s += ('\tSTATE_IS_WINDOW\n');
 416                         }
 417                         if (stateFlags & nsIWebProgressListener.STATE_START) {
 418                             s += ('\tSTATE_START\n');
 419                         }
 420                         if (stateFlags & nsIWebProgressListener.STATE_REDIRECTING) {
 421                             s += ('\tSTATE_REDIRECTING\n');
 422                         }
 423                         if (stateFlags & nsIWebProgressListener.STATE_TRANSFERING) {
 424                             s += ('\tSTATE_TRANSFERING\n');
 425                         }
 426                         if (stateFlags & nsIWebProgressListener.STATE_NEGOTIATING) {
 427                             s += ('\tSTATE_NEGOTIATING\n');
 428                         }
 429                         if (stateFlags & nsIWebProgressListener.STATE_STOP) {
 430                             s += ('\tSTATE_STOP\n');
 431                         }
 432                         //obj.error.sdump('D_BROWSER',s);
 433                         if (throbber) { throbber.tooltip(s); }
 434                     } catch(E) {
 435                         obj.error.sdump('D_ERROR','util.browser.progresslistener.onstatechange: ' + (E));
 436                     }
 437                 }
 438             }
 439             obj.progressListener.QueryInterface = function(){return this;};
 440         } catch(E) {
 441             this.error.sdump('D_ERROR','util.browser.buildProgressListener: ' + E + '\n');
 442         }
 443     }
 444 }
 445
 446 dump('exiting util.browser.js\n');