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