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

   1 dump('entering util/print.js\n');
   2
   3 if (typeof util == 'undefined') util = {};
   4 util.print = function (context) {
   5
   6     netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
   7
   8     JSAN.use('util.error'); this.error = new util.error();
   9     JSAN.use('OpenILS.data'); this.data = new OpenILS.data(); this.data.init( { 'via':'stash' } );
  10     JSAN.use('util.window'); this.win = new util.window();
  11     JSAN.use('util.functional');
  12     JSAN.use('util.file');
  13
  14     this.context = context || 'default';
  15
  16     var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components.interfaces['nsIPrefBranch']);
  17     var key = 'oils.printer.external.cmd.' + this.context;
  18     var has_key = prefs.prefHasUserValue(key);
  19     if(!has_key && this.context != 'default') {
  20         key = 'oils.printer.external.cmd.default';
  21         has_key = prefs.prefHasUserValue(key);
  22     }
  23     this.oils_printer_external_cmd = has_key ? prefs.getCharPref(key) : '';
  24
  25     try {
  26         if (prefs.prefHasUserValue('print.always_print_silent')) {
  27             if (! prefs.getBoolPref('print.always_print_silent')) {
  28                 prefs.clearUserPref('print.always_print_silent');
  29             }
  30         }
  31     } catch(E) {
  32         dump('Error in print.js trying to clear print.always_print_silent\n');
  33     }
  34
  35     return this;
  36 };
  37
  38 util.print.prototype = {
  39
  40     'reprint_last' : function() {
  41         try {
  42             var obj = this; obj.data.init({'via':'stash'});
  43             if (!obj.data.last_print) {
  44                 alert(
  45                     document.getElementById('offlineStrings').getString('printing.nothing_to_reprint')
  46                 );
  47                 return;
  48             }
  49             var msg = obj.data.last_print.msg;
  50             var params = obj.data.last_print.params; params.no_prompt = false;
  51             obj.simple( msg, params );
  52         } catch(E) {
  53             this.error.standard_unexpected_error_alert('util.print.reprint_last',E);
  54         }
  55     },
  56
  57     'html2txt' : function(html) {
  58         JSAN.use('util.text');
  59         //dump('html2txt, before:\n' + html + '\n');
  60         var lines = html.split(/\n/);
  61         var new_lines = [];
  62         for (var i = 0; i < lines.length; i++) {
  63             var line = lines[i];
  64             if (line) {
  65                 // This undoes the util.text.preserve_string_in_html call that spine_label.js does
  66                 line = util.text.reverse_preserve_string_in_html(line);
  67                 // This looks for @hex attributes containing 2-digit hex codes, and converts them into real characters
  68                 line = line.replace(/(<.+?)hex=['"](.+?)['"](.*?>)/gi, function(str,p1,p2,p3,offset,s) {
  69                     var raw_chars = '';
  70                     var hex_chars = p2.match(/[0-9,a-f,A-F][0-9,a-f,A-F]/g);
  71                     for (var j = 0; j < hex_chars.length; j++) {
  72                         raw_chars += String.fromCharCode( parseInt(hex_chars[j],16) );
  73                     }
  74                     return p1 + p3 + raw_chars;
  75                 });
  76                 line = line.replace(/<head.*?>.*?<\/head>/gi, '');
  77                 line = line.replace(/<br.*?>/gi,'\r\n');
  78                 line = line.replace(/<table.*?>/gi,'');
  79                 line = line.replace(/<tr.*?>/gi,'');
  80                 line = line.replace(/<hr.*?>/gi,'\r\n');
  81                 line = line.replace(/<p.*?>/gi,'');
  82                 line = line.replace(/<block.*?>/gi,'');
  83                 line = line.replace(/<li.*?>/gi,' * ');
  84                 line = line.replace(/<.+?>/gi,'');
  85                 line = line.replace(/&lt;/gi,'<');
  86                 line = line.replace(/&gt;/gi,'>');
  87                 line = line.replace(/&amp;/gi,'&');
  88                 if (line) { new_lines.push(line); }
  89             } else {
  90                 new_lines.push(line);
  91             }
  92         }
  93         var new_html = new_lines.join('\n');
  94         //dump('html2txt, after:\n' + new_html + '\nhtml2txt, done.\n');
  95         return new_html;
  96     },
  97
  98     'escape_html' : function(data) {
  99         return data.replace(/&/g,'&amp;').replace(/</g,'&lt;').replace(/>/g,'&gt;');
 100     },
 101
 102     'simple' : function(msg,params) {
 103         try {
 104             if (!params) params = {};
 105             params.msg = msg;
 106
 107             var obj = this;
 108
 109             obj.data.last_print = { 'msg' : msg, 'params' : params, 'context' : this.context};
 110             obj.data.stash('last_print');
 111
 112             var silent = false;
 113             if ( params && params.no_prompt && (params.no_prompt == true || params.no_prompt == 'true') ) {
 114                 silent = true;
 115             }
 116
 117             var content_type;
 118             if (params && params.content_type) {
 119                 content_type = params.content_type;
 120             } else {
 121                 content_type = 'text/html';
 122             }
 123
 124             var w;
 125
 126             netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 127             obj.data.init({'via':'stash'});
 128
 129             if (typeof obj.data.print_strategy == 'undefined') {
 130                 obj.data.print_strategy = {};
 131                 obj.data.stash('print_strategy');
 132             }
 133
 134             if (params.print_strategy || obj.data.print_strategy[obj.context] || obj.data.print_strategy['default']) {
 135
 136                 switch(params.print_strategy || obj.data.print_strategy[obj.context] || obj.data.print_strategy['default']) {
 137                     case 'dos.print':
 138                         params.dos_print = true;
 139                     case 'custom.print':
 140                         /* FIXME - this it a kludge.. we're going to sidestep window-based html rendering for printing */
 141                         /* I'm using regexps to mangle the html receipt templates; it'd be nice to use xsl but the */
 142                         /* templates aren't guaranteed to be valid xml.  The unadulterated msg is still preserved in */
 143                         /* params */
 144                         if (content_type=='text/html') {
 145                             w = obj.html2txt(msg);
 146                         } else {
 147                             w = msg;
 148                         }
 149                         if (! params.no_form_feed) { w = w + '\f'; }
 150                         obj.NSPrint(w, silent, params);
 151                         return;
 152                     break;
 153                 }
 154             }
 155
 156             switch(content_type) {
 157                 case 'text/html' :
 158                     var jsrc = 'data:text/javascript,' + window.escape('var params = window.arguments[0]; window.go_print = window.arguments[1];');
 159                     var print_url = 'data:text/html,'
 160                         + '<html id="top"><head><script src="/xul/server/main/JSAN.js"></script><script src="' + window.escape(jsrc) + '"></script></head>'
 161                         + '<body onload="try{go_print();}catch(E){alert(E);}">' + window.escape(msg) + '</body></html>';
 162                     w = obj.win.openDialog(print_url,'receipt_temp','chrome,resizable,minimizable', null, { "data" : params.data, "list" : params.list}, function() {
 163                         try {
 164                             obj.NSPrint(w, silent, params);
 165                         } catch(E) {
 166                             obj.error.standard_unexpected_error_alert("Print Error in util.print.simple.  After this dialog we'll try a second print attempt. content_type = " + content_type,E);
 167                             w.print();
 168                         }
 169                         w.minimize(); w.close();
 170                     });
 171                     w.minimize();
 172                 break;
 173                 default:
 174                     w = obj.win.open('data:' + content_type + ',' + window.escape(msg),'receipt_temp','chrome,resizable');
 175                     w.minimize();
 176                     setTimeout(
 177                         function() {
 178                             try {
 179                                 obj.NSPrint(w, silent, params);
 180                             } catch(E) {
 181                                 obj.error.standard_unexpected_error_alert("Print Error in util.print.simple.  After this dialog we'll try a second print attempt. content_type = " + content_type,E);
 182                                 w.print();
 183                             }
 184                             w.minimize(); w.close();
 185                         }, 1000
 186                     );
 187                 break;
 188             }
 189
 190         } catch(E) {
 191             this.error.standard_unexpected_error_alert('util.print.simple',E);
 192         }
 193     },
 194
 195     'tree_list' : function (params) {
 196         try {
 197             dump('print.tree_list.params.list = \n' + this.error.pretty_print(js2JSON(params.list)) + '\n');
 198             dump('print.tree_list.params.data = \n' + this.error.pretty_print(js2JSON(params.data)) + '\n');
 199         } catch(E) {
 200             dump(E+'\n');
 201         }
 202         var cols = [];
 203         var s = '';
 204         if (params.header) s += this.template_sub( params.header, cols, params );
 205         if (params.list) {
 206             // Pre-templating sort
 207             // %SORT(field[ AS type][ ASC|DESC][,...])%
 208             var sort_blocks = params.line_item.match(/%SORT\([^)]+\)%/g);
 209             if(sort_blocks) {
 210                 for(var i = 0; i < sort_blocks.length; i++) {
 211                     sort_blocks[i] = sort_blocks[i].substring(6,sort_blocks[i].length-2);
 212                 }
 213                 sort_blocks = sort_blocks.join(',').split(/\s*,\s*/); // Supports %SORT(a,b)% and %SORT(a)% %SORT(b)% methods
 214                 for(var i = 0; i < sort_blocks.length; i++) {
 215                     sort_blocks[i] = sort_blocks[i].match(/([^ ]+)(?:\s+AS\s+([^ ]+))?(?:\s+(ASC|DESC))?/);
 216                     sort_blocks[i].shift(); // Removes the "full match" entry
 217                 }
 218
 219                 function sorter(a, b) {
 220                     var return_val = 0;
 221                     for(var i = 0; i < sort_blocks.length && return_val == 0; i++) {
 222                         var sort = sort_blocks[i];
 223                         var a_test = a[sort[0]];
 224                         var b_test = b[sort[0]];
 225                         sort[1] = sort[1] || '';
 226                         sort[2] = sort[2] || 'ASC';
 227                         switch(sort[1].toUpperCase()) {
 228                             case 'DATE':
 229                                 a_test = new Date(a_test);
 230                                 b_test = new Date(b_test);
 231                                 break;
 232                             case 'INT':
 233                                 a_test = parseInt(a_test);
 234                                 b_test = parseInt(b_test);
 235                                 break;
 236                             case 'FLOAT':
 237                             case 'NUMBER':
 238                                 a_test = parseFloat(a_test);
 239                                 b_test = parseFloat(b_test);
 240                                 break;
 241                             case 'LOWER':
 242                                 a_test = a_test.toLowerCase();
 243                                 b_test = b_test.toLowerCase();
 244                                 break;
 245                             case 'UPPER':
 246                                 a_test = a_test.toUpperCase();
 247                                 b_test = b_test.toUpperCase();
 248                                 break;
 249                         }
 250                         if(a_test > b_test) return_val = 1;
 251                         if(a_test < b_test) return_val = -1;
 252                         if(sort[2] == 'DESC') return_val *= -1;
 253                     }
 254                     return return_val;
 255                 }
 256                 params.list.sort(sorter);
 257                 params.line_item = params.line_item.replace(/%SORT\([^)]*\)%/g,'');
 258             }
 259
 260             for (var i = 0; i < params.list.length; i++) {
 261                 params.row = params.list[i];
 262                 params.row_idx = i;
 263                 s += this.template_sub( params.line_item, cols, params );
 264             }
 265         }
 266         if (params.footer) s += this.template_sub( params.footer, cols, params );
 267
 268         if (params.sample_frame) {
 269             var jsrc = 'data:text/javascript,' + window.escape('var params = { "data" : ' + js2JSON(params.data) + ', "list" : ' + js2JSON(params.list) + '};');
 270             params.sample_frame.setAttribute('src','data:text/html,<html id="top"><head><script src="' + window.escape(jsrc) + '"></script></head><body>' + window.escape(s) + '</body></html>');
 271         } else {
 272             this.simple(s,params);
 273         }
 274     },
 275
 276     'template_sub' : function( msg, cols, params ) {
 277         try {
 278             var obj = this;
 279             if (!msg) { dump('template sub called with empty string\n'); return; }
 280             JSAN.use('util.date');
 281             var s = msg; var b;
 282
 283             // Includes
 284             // Note that we keep track of already included settings
 285             // This ensures that we don't infinite loop through includes
 286             try {
 287                 var match;
 288                 var include_patt=/%INCLUDE\(\s*([^)]*?)\s*\)%/;
 289                 var included = {};
 290                 while(match = include_patt.exec(s)) {
 291                     if(match[1] == '' || included[match[1]]) {
 292                         s = s.replace(match[0], '');
 293                     } else {
 294                         included[match[1]] = true;
 295                         s = s.replace(new RegExp("%INCLUDE\\(\\s*" + match[1].replace(/([.?*+^$[\]\\(){}-])/g, "\\$1") + "\\s*\\)%","g"), obj.data.hash.aous['circ.staff_client.receipt.' + match[1]] || '');
 296                     }
 297                 }
 298             } catch(E) { dump(E+'\n'); }
 299
 300             try{b = s; s = s.replace(/%LINE_NO%/g,Number(params.row_idx)+1);}
 301                 catch(E){s = b; this.error.sdump('D_WARN','string = <' + s + '> error = ' + js2JSON(E)+'\n');}
 302
 303             try{b = s; s = s.replace(/%patron_barcode%/g,this.escape_html(params.patron_barcode));}
 304                 catch(E){s = b; this.error.sdump('D_WARN','string = <' + s + '> error = ' + js2JSON(E)+'\n');}
 305
 306             try{b = s; s = s.replace(/%LIBRARY%/g,this.escape_html(params.lib.name()));}
 307                 catch(E){s = b; this.error.sdump('D_WARN','string = <' + s + '> error = ' + js2JSON(E)+'\n');}
 308             try{b = s; s = s.replace(/%PINES_CODE%/g,this.escape_html(params.lib.shortname()));}
 309                 catch(E){s = b; this.error.sdump('D_WARN','string = <' + s + '> error = ' + js2JSON(E)+'\n');}
 310             try{b = s; s = s.replace(/%SHORTNAME%/g,this.escape_html(params.lib.shortname()));}
 311                 catch(E){s = b; this.error.sdump('D_WARN','string = <' + s + '> error = ' + js2JSON(E)+'\n');}
 312             try{b = s; s = s.replace(/%STAFF_FIRSTNAME%/g,this.escape_html(params.staff.first_given_name()));}
 313                 catch(E){s = b; this.error.sdump('D_WARN','string = <' + s + '> error = ' + js2JSON(E)+'\n');}
 314             try{b = s; s = s.replace(/%STAFF_LASTNAME%/g,this.escape_html(params.staff.family_name()));}
 315                 catch(E){s = b; this.error.sdump('D_WARN','string = <' + s + '> error = ' + js2JSON(E)+'\n');}
 316             try{b = s; s = s.replace(/%STAFF_BARCODE%/g,this.escape_html(params.staff.barcode)); }
 317                 catch(E){s = b; this.error.sdump('D_WARN','string = <' + s + '> error = ' + js2JSON(E)+'\n');}
 318             try{b = s; s = s.replace(/%STAFF_PROFILE%/g,this.escape_html(obj.data.hash.pgt[ params.staff.profile() ].name() )); }
 319                 catch(E){s = b; this.error.sdump('D_WARN','string = <' + s + '> error = ' + js2JSON(E)+'\n');}
 320             try{b = s; s = s.replace(/%PATRON_ALIAS_OR_FIRSTNAME%/g,this.escape_html((params.patron.alias() == '' || params.patron.alias() == null) ? params.patron.first_given_name() : params.patron.alias()));}
 321                 catch(E){s = b; this.error.sdump('D_WARN','string = <' + s + '> error = ' + js2JSON(E)+'\n');}
 322             try{b = s; s = s.replace(/%PATRON_ALIAS%/g,this.escape_html((params.patron.alias() == '' || params.patron.alias() == null) ? '' : params.patron.alias()));}
 323                 catch(E){s = b; this.error.sdump('D_WARN','string = <' + s + '> error = ' + js2JSON(E)+'\n');}
 324             try{b = s; s = s.replace(/%PATRON_FIRSTNAME%/g,this.escape_html(params.patron.first_given_name()));}
 325                 catch(E){s = b; this.error.sdump('D_WARN','string = <' + s + '> error = ' + js2JSON(E)+'\n');}
 326             try{b = s; s = s.replace(/%PATRON_LASTNAME%/g,this.escape_html(params.patron.family_name()));}
 327                 catch(E){s = b; this.error.sdump('D_WARN','string = <' + s + '> error = ' + js2JSON(E)+'\n');}
 328             try{b = s; s = s.replace(/%PATRON_BARCODE%/g,this.escape_html(typeof params.patron.card() == 'object' ? params.patron.card().barcode() : util.functional.find_id_object_in_list( params.patron.cards(), params.patron.card() ).barcode() )) ;}
 329                 catch(E){s = b; this.error.sdump('D_WARN','string = <' + s + '> error = ' + js2JSON(E)+'\n');}
 330
 331             try{b = s; s=s.replace(/%TODAY%/g,(new Date()));}
 332                 catch(E){s = b; this.error.sdump('D_WARN','string = <' + s + '> error = ' + js2JSON(E)+'\n');}
 333             try{b = s; s=s.replace(/%TODAY_m%/g,(util.date.formatted_date(new Date(),'%m')));}
 334                 catch(E){s = b; this.error.sdump('D_WARN','string = <' + s + '> error = ' + js2JSON(E)+'\n');}
 335             try{b = s; s=s.replace(/%TODAY_TRIM%/g,(util.date.formatted_date(new Date(),'')));}
 336                 catch(E){s = b; this.error.sdump('D_WARN','string = <' + s + '> error = ' + js2JSON(E)+'\n');}
 337             try{b = s; s=s.replace(/%TODAY_d%/g,(util.date.formatted_date(new Date(),'%d')));}
 338                 catch(E){s = b; this.error.sdump('D_WARN','string = <' + s + '> error = ' + js2JSON(E)+'\n');}
 339             try{b = s; s=s.replace(/%TODAY_Y%/g,(util.date.formatted_date(new Date(),'%Y')));}
 340                 catch(E){s = b; this.error.sdump('D_WARN','string = <' + s + '> error = ' + js2JSON(E)+'\n');}
 341             try{b = s; s=s.replace(/%TODAY_H%/g,(util.date.formatted_date(new Date(),'%H')));}
 342                 catch(E){s = b; this.error.sdump('D_WARN','string = <' + s + '> error = ' + js2JSON(E)+'\n');}
 343             try{b = s; s=s.replace(/%TODAY_I%/g,(util.date.formatted_date(new Date(),'%I')));}
 344                 catch(E){s = b; this.error.sdump('D_WARN','string = <' + s + '> error = ' + js2JSON(E)+'\n');}
 345             try{b = s; s=s.replace(/%TODAY_M%/g,(util.date.formatted_date(new Date(),'%M')));}
 346                 catch(E){s = b; this.error.sdump('D_WARN','string = <' + s + '> error = ' + js2JSON(E)+'\n');}
 347             try{b = s; s=s.replace(/%TODAY_D%/g,(util.date.formatted_date(new Date(),'%D')));}
 348                 catch(E){s = b; this.error.sdump('D_WARN','string = <' + s + '> error = ' + js2JSON(E)+'\n');}
 349             try{b = s; s=s.replace(/%TODAY_F%/g,(util.date.formatted_date(new Date(),'%F')));}
 350                 catch(E){s = b; this.error.sdump('D_WARN','string = <' + s + '> error = ' + js2JSON(E)+'\n');}
 351
 352             try {
 353                 if (typeof params.row != 'undefined') {
 354                     if (params.row.length >= 0) {
 355                         alert('debug - please tell the developers that deprecated template code tried to execute');
 356                         for (var i = 0; i < cols.length; i++) {
 357                             var re = new RegExp(cols[i],"g");
 358                             try{b = s; s=s.replace(re, this.escape_html(params.row[i]));}
 359                                 catch(E){s = b; this.error.standard_unexpected_error_alert('print.js, template_sub(): 1 string = <' + s + '>',E);}
 360                         }
 361                     } else {
 362                         /* for dump_with_keys */
 363                         for (var i in params.row) {
 364                             var re = new RegExp('%'+i+'%',"g");
 365                             try{b = s; s=s.replace(re, this.escape_html(params.row[i].toString()));}
 366                                 catch(E){s = b; this.error.standard_unexpected_error_alert('print.js, template_sub(): 2 string = <' + s + '>',E);}
 367                         }
 368                     }
 369                 }
 370
 371                 if (typeof params.data != 'undefined') {
 372                     for (var i in params.data) {
 373                         var re = new RegExp('%'+i+'%',"g");
 374                         if (typeof params.data[i] == 'string' || typeof params.data[i] == 'number') {
 375                             try{b = s; s=s.replace(re, (typeof params.data[i] == 'string' ? this.escape_html(params.data[i]) : params.data[i]));}
 376                                 catch(E){s = b; this.error.standard_unexpected_error_alert('print.js, template_sub(): 3 string = <' + s + '>',E);}
 377                         } else {
 378                             /* likely a null, print as an empty string */
 379                             try{b = s; s=s.replace(re, '');}
 380                                 catch(E){s = b; this.error.standard_unexpected_error_alert('print.js, template_sub(): 3 string = <' + s + '>',E);}
 381                         }
 382                     }
 383                 }
 384             } catch(E) { dump(E+'\n'); }
 385
 386             // Date Format
 387             try {
 388                 var match;
 389                 var date_format_patt=/%DATE_FORMAT\(\s*([^,]*?)\s*,\s*([^)]*?)\s*\)%/;
 390                 while(match = date_format_patt.exec(s)) {
 391                     if(match[1] == '' || match[2] == '')
 392                         s = s.replace(match[0], '');
 393                     else
 394                         s = s.replace(match[0], util.date.formatted_date(match[1], match[2]));
 395                 }
 396             } catch(E) { dump(E+'\n'); }
 397
 398             // Substrings
 399             try {
 400                 var match;
 401                 // Pre-trim inside of substrings, and only inside of them
 402                 // This keeps the trim commands from being truncated
 403                 var substr_trim_patt=/(%SUBSTR\(-?\d+,?\s*(-?\d+)?\)%.*?)(\s*%-TRIM%|%TRIM-%\s*)(.*?%SUBSTR_END%)/;
 404                 while(match = substr_trim_patt.exec(s))
 405                     s = s.replace(match[0], match[1] + match[4]);
 406                 // Then do the substrings themselves
 407                 var substr_patt=/%SUBSTR\((-?\d+),?\s*(-?\d+)?\)%(.*?)%SUBSTR_END%/;
 408                 while(match = substr_patt.exec(s)) {
 409                     var substring_start = parseInt(match[1]);
 410                     if(substring_start < 0) substring_start = match[3].length + substring_start;
 411                     var substring_length = parseInt(match[2]);
 412                     if(substring_length > 0)
 413                         s = s.replace(match[0], match[3].substring(substring_start, substring_start + substring_length));
 414                     else if(substring_length < 0)
 415                         s = s.replace(match[0], match[3].substring(substring_start + substring_length, substring_start));
 416                     else
 417                         s = s.replace(match[0], match[3].substring(substring_start));
 418                 }
 419             } catch(E) { dump(E+'\n'); }
 420
 421             // Cleanup unwanted whitespace
 422             try {
 423                 s = s.replace(/%TRIM-%\s*/g,'');
 424                 s = s.replace(/\s*%-TRIM%/g,'');
 425             } catch(E) { dump(E+'\n'); }
 426
 427             return s;
 428         } catch(E) {
 429             alert('Error in print.js, template_sub(): ' + E);
 430         }
 431     },
 432
 433
 434     'NSPrint' : function(w,silent,params) {
 435         if (!w) w = window;
 436         var obj = this;
 437         try {
 438             if (!params) params = {};
 439
 440             netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 441             obj.data.init({'via':'stash'});
 442
 443             if (params.print_strategy || obj.data.print_strategy[obj.context] || obj.data.print_strategy['default']) {
 444
 445                 dump('params.print_strategy = ' + params.print_strategy
 446                     + ' || obj.data.print_strategy[' + obj.context + '] = ' + obj.data.print_strategy[obj.context]
 447                     + ' || obj.data.print_strategy[default] = ' + obj.data.print_strategy['default']
 448                     + ' => ' + ( params.print_strategy || obj.data.print_strategy[obj.context] || obj.data.print_strategy['default'] ) + '\n');
 449                 switch(params.print_strategy || obj.data.print_strategy[obj.context] || obj.data.print_strategy['default']) {
 450                     case 'dos.print':
 451                     case 'custom.print':
 452                         if (typeof w != 'string') {
 453                             try {
 454                                 var temp_w = params.msg || w.document.firstChild.innerHTML;
 455                                 if (!params.msg) { params.msg = temp_w; }
 456                                 if (typeof temp_w != 'string') { throw(temp_w); }
 457                                 w = obj.html2txt(temp_w);
 458                             } catch(E) {
 459                                 dump('util.print: Could not use w.document.firstChild.innerHTML with ' + w + ': ' + E + '\n');
 460                                 netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 461                                 w.getSelection().selectAllChildren(w.document.firstChild);
 462                                 w = w.getSelection().toString();
 463                             }
 464                         }
 465                         obj._NSPrint_custom_print(w,silent,params);
 466                     break;
 467                     case 'window.print':
 468                         netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 469                         var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components.interfaces['nsIPrefBranch']);
 470                         var originalPrinter = false;
 471                         if (prefs.prefHasUserValue('print.print_printer')) {
 472                             // This is for restoring print.print_printer after any print dialog, so that when
 473                             // window.print gets used again, it uses the configured printer for the right context
 474                             // (which should only be default--window.print is a kludge and is in limited use),
 475                             // rather than the printer last used.
 476                             originalPrinter = prefs.getCharPref('print.print_printer');
 477                         }
 478                         if (typeof w == 'object') {
 479                             w.print();
 480                             if (originalPrinter) {
 481                                 prefs.setCharPref('print.print_printer',originalPrinter);
 482                             }
 483                         } else {
 484                             if (params.content_type == 'text/plain') {
 485                                 w = window.open('data:text/plain,'+escape(params.msg));
 486                             } else {
 487                                 w = window.open('data:text/html,'+escape(params.msg));
 488                             }
 489                             setTimeout(
 490                                 function() {
 491                                     w.print();
 492                                     if (originalPrinter) {
 493                                         prefs.setCharPref('print.print_printer',originalPrinter);
 494                                     }
 495                                     setTimeout(
 496                                         function() {
 497                                             w.close();
 498                                         }, 2000
 499                                     );
 500                                 }, 0
 501                             );
 502                         }
 503                     break;
 504                     case 'webBrowserPrint':
 505                     default:
 506                         if (typeof w == 'object') {
 507                             obj._NSPrint_webBrowserPrint(w,silent,params);
 508                         } else {
 509                             if (params.content_type == 'text/plain') {
 510                                 w = window.open('data:text/plain,'+escape(params.msg));
 511                             } else {
 512                                 w = window.open('data:text/html,'+escape(params.msg));
 513                             }
 514                             setTimeout(
 515                                 function() {
 516                                     obj._NSPrint_webBrowserPrint(w,silent,params);
 517                                     setTimeout(
 518                                         function() {
 519                                             w.close();
 520                                         }, 2000
 521                                     );
 522                                 }, 0
 523                             );
 524                         }
 525                     break;
 526                 }
 527
 528             } else {
 529                 //w.print();
 530                 obj._NSPrint_webBrowserPrint(w,silent,params);
 531             }
 532
 533         } catch (e) {
 534             alert('Probably not printing: ' + e);
 535             this.error.sdump('D_ERROR','PRINT EXCEPTION: ' + js2JSON(e) + '\n');
 536         }
 537
 538     },
 539
 540     '_NSPrint_custom_print' : function(w,silent,params) {
 541         var obj = this;
 542         try {
 543
 544             var text = w;
 545             var html = params.msg || w;
 546
 547             var txt_file = new util.file('receipt.txt');
 548             txt_file.write_content('truncate',text);
 549             var text_path = '"' + txt_file._file.path + '"';
 550             txt_file.close();
 551
 552             var html_file = new util.file('receipt.html');
 553             html_file.write_content('truncate',html);
 554             var html_path = '"' + html_file._file.path + '"';
 555             html_file.close();
 556
 557             var cmd = params.dos_print ?
 558                 'copy ' + text_path + ' lpt1 /b\n'
 559                 : obj.oils_printer_external_cmd.replace('%receipt.txt%',text_path).replace('%receipt.html%',html_path)
 560             ;
 561
 562             file = new util.file('receipt.bat');
 563             file.write_content('truncate+exec',cmd);
 564             file.close();
 565             file = new util.file('receipt.bat');
 566
 567             dump('print exec: ' + cmd + '\n');
 568             var process = Components.classes["@mozilla.org/process/util;1"].createInstance(Components.interfaces.nsIProcess);
 569             process.init(file._file);
 570
 571             var args = [];
 572
 573             dump('process.run = ' + process.run(true, args, args.length) + '\n');
 574
 575             file.close();
 576
 577         } catch (e) {
 578             //alert('Probably not printing: ' + e);
 579             this.error.sdump('D_ERROR','_NSPrint_custom_print PRINT EXCEPTION: ' + js2JSON(e) + '\n');
 580         }
 581     },
 582
 583     '_NSPrint_webBrowserPrint' : function(w,silent,params) {
 584         var obj = this;
 585         try {
 586             netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 587             var webBrowserPrint = w
 588                 .QueryInterface(Components.interfaces.nsIInterfaceRequestor)
 589                 .getInterface(Components.interfaces.nsIWebBrowserPrint);
 590             this.error.sdump('D_PRINT','webBrowserPrint = ' + webBrowserPrint);
 591             if (webBrowserPrint) {
 592                 var gPrintSettings = obj.GetPrintSettings();
 593                 if (silent) gPrintSettings.printSilent = true;
 594                 else gPrintSettings.printSilent = false;
 595                 if (params) {
 596                     if (params.marginLeft) gPrintSettings.marginLeft = params.marginLeft;
 597                 }
 598                 webBrowserPrint.print(gPrintSettings, null);
 599                 this.error.sdump('D_PRINT','Should be printing\n');
 600             } else {
 601                 this.error.sdump('D_ERROR','Should not be printing\n');
 602             }
 603         } catch (e) {
 604             //alert('Probably not printing: ' + e);
 605             // Pressing cancel is expressed as an NS_ERROR_ABORT return value,
 606             // causing an exception to be thrown which we catch here.
 607             // Unfortunately this will also consume helpful failures
 608             this.error.sdump('D_ERROR','_NSPrint_webBrowserPrint PRINT EXCEPTION: ' + js2JSON(e) + '\n');
 609         }
 610     },
 611
 612     'GetPrintSettings' : function() {
 613         try {
 614             //alert('entering GetPrintSettings');
 615             netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 616             var pref = Components.classes["@mozilla.org/preferences-service;1"]
 617                 .getService(Components.interfaces.nsIPrefBranch);
 618             //alert('pref = ' + pref);
 619             if (pref) {
 620                 this.gPrintSettingsAreGlobal = pref.getBoolPref("print.use_global_printsettings", false);
 621                 this.gSavePrintSettings = pref.getBoolPref("print.save_print_settings", false);
 622                 //alert('gPrintSettingsAreGlobal = ' + this.gPrintSettingsAreGlobal + '  gSavePrintSettings = ' + this.gSavePrintSettings);
 623             }
 624
 625             var printService = Components.classes["@mozilla.org/gfx/printsettings-service;1"]
 626                 .getService(Components.interfaces.nsIPrintSettingsService);
 627             if (this.gPrintSettingsAreGlobal) {
 628                 this.gPrintSettings = printService.globalPrintSettings;
 629                 //alert('called setPrinterDefaultsForSelectedPrinter');
 630                 this.setPrinterDefaultsForSelectedPrinter(printService);
 631             } else {
 632                 this.gPrintSettings = printService.newPrintSettings;
 633                 //alert('used printService.newPrintSettings');
 634             }
 635         } catch (e) {
 636             this.error.sdump('D_ERROR',"GetPrintSettings() "+e+"\n");
 637             //alert("GetPrintSettings() "+e+"\n");
 638         }
 639
 640         return this.gPrintSettings;
 641     },
 642
 643     'setPrinterDefaultsForSelectedPrinter' : function (aPrintService) {
 644         try {
 645             netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 646             if (this.gPrintSettings.printerName == "") {
 647                 this.gPrintSettings.printerName = aPrintService.defaultPrinterName;
 648                 //alert('used .defaultPrinterName');
 649             }
 650             //alert('printerName = ' + this.gPrintSettings.printerName);
 651
 652             // First get any defaults from the printer
 653             aPrintService.initPrintSettingsFromPrinter(this.gPrintSettings.printerName, this.gPrintSettings);
 654
 655             // now augment them with any values from last time
 656             aPrintService.initPrintSettingsFromPrefs(this.gPrintSettings, true, this.gPrintSettings.kInitSaveAll);
 657
 658             // now augment from our own saved settings if they exist
 659             this.load_settings();
 660
 661         } catch(E) {
 662             this.error.sdump('D_ERROR',"setPrinterDefaultsForSelectedPrinter() "+E+"\n");
 663         }
 664     },
 665
 666     'page_settings' : function() {
 667         try {
 668             netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 669             this.GetPrintSettings();
 670             var PO = Components.classes["@mozilla.org/gfx/printsettings-service;1"].getService(Components.interfaces.nsIPrintOptions);
 671             PO.ShowPrintSetupDialog(this.gPrintSettings);
 672         } catch(E) {
 673             this.error.standard_unexpected_error_alert("page_settings()",E);
 674         }
 675     },
 676
 677     'load_settings' : function() {
 678         try {
 679             var error_msg = '';
 680             netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 681             var file = new util.file('gPrintSettings.' + this.context);
 682             if (file._file.exists()) {
 683                 temp = file.get_object(); file.close();
 684                 for (var i in temp) {
 685                     try { this.gPrintSettings[i] = temp[i]; } catch(E) { error_msg += 'Error trying to set gPrintSettings.'+i+'='+temp[i]+' : ' + js2JSON(E) + '\n'; }
 686                 }
 687             }  else if (this.context != 'default') {
 688                 var file = new util.file('gPrintSettings.default');
 689                 if (file._file.exists()) {
 690                     temp = file.get_object(); file.close();
 691                     for (var i in temp) {
 692                         try { this.gPrintSettings[i] = temp[i]; } catch(E) { error_msg += 'Error trying to set gPrintSettings.'+i+'='+temp[i]+' : ' + js2JSON(E) + '\n'; }
 693                     }
 694                 } else {
 695                     this.gPrintSettings.marginTop = 0;
 696                     this.gPrintSettings.marginLeft = 0;
 697                     this.gPrintSettings.marginBottom = 0;
 698                     this.gPrintSettings.marginRight = 0;
 699                     this.gPrintSettings.headerStrLeft = '';
 700                     this.gPrintSettings.headerStrCenter = '';
 701                     this.gPrintSettings.headerStrRight = '';
 702                     this.gPrintSettings.footerStrLeft = '';
 703                     this.gPrintSettings.footerStrCenter = '';
 704                     this.gPrintSettings.footerStrRight = '';
 705                 }
 706             }
 707             if (error_msg) {
 708                 this.error.sdump('D_PRINT',error_msg);
 709                 this.error.yns_alert(
 710                     document.getElementById('offlineStrings').getString('load_printer_settings_error_description'),
 711                     document.getElementById('offlineStrings').getString('load_printer_settings_error_title'),
 712                     document.getElementById('offlineStrings').getString('common.ok'),
 713                     null,
 714                     null,
 715                     null
 716                 );
 717             }
 718         } catch(E) {
 719             this.error.standard_unexpected_error_alert("load_settings()",E);
 720         }
 721     },
 722
 723     'save_settings' : function() {
 724         try {
 725             var obj = this;
 726             netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
 727             var file = new util.file('gPrintSettings.' + this.context);
 728             if (typeof obj.gPrintSettings == 'undefined') obj.GetPrintSettings();
 729             if (obj.gPrintSettings) file.set_object(obj.gPrintSettings);
 730             file.close();
 731             if (this.context == 'default') {
 732                 // print.print_printer gets used by bare window.print()'s.  We sometimes use window.print for the
 733                 // WebBrowserPrint strategy to workaround bugs with the NSPrint xpcom, and only in the default context.
 734                 var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components.interfaces['nsIPrefBranch']);
 735                 prefs.setCharPref('print.print_printer',obj.gPrintSettings.printerName);
 736             }
 737         } catch(E) {
 738             this.error.standard_unexpected_error_alert("save_settings()",E);
 739         }
 740     }
 741 }
 742
 743 dump('exiting util/print.js\n');