From: Bill Erickson <berick@esilibrary.com>
Date: Wed, 16 Apr 2014 21:37:48 +0000 (-0400)
Subject: web staff: printing
X-Git-Url: https://old-git.evergreen-ils.org/?a=commitdiff_plain;h=461a0cc7d7bac2b394539eb38a91d42543dc19ed;p=working%2FEvergreen.git

web staff: printing

Signed-off-by: Bill Erickson <berick@esilibrary.com>
---

diff --git a/Open-ILS/web/js/ui/default/staff/services/printstore.js b/Open-ILS/web/js/ui/default/staff/services/printstore.js
index 2b2ede6e9c..b9596383c5 100644
--- a/Open-ILS/web/js/ui/default/staff/services/printstore.js
+++ b/Open-ILS/web/js/ui/default/staff/services/printstore.js
@@ -20,8 +20,8 @@
 angular.module('egCoreMod')
 
 .factory('egPrintStore', 
-           ['$q','$window','$timeout', 
-    function($q , $window , $timeout) {
+           ['$q','$window','$timeout','$compile','$rootScope',
+    function($q , $window , $timeout , $compile , $rootScope) {
 
     var service = {};
     service.msgId = 0;
@@ -38,7 +38,7 @@ angular.module('egCoreMod')
         var msg2 = {};
         // shallow copy and scrub msg before sending
         angular.forEach(msg, function(val, key) {
-            if (key == 'deferred') return;
+            if (key.match(/deferred|printScope/)) return;
             msg2[key] = val;
         });
         service.socket.send(JSON.stringify(msg2));
@@ -181,13 +181,36 @@ angular.module('egCoreMod')
     // print locally via the browser
     service.browserPrint = function(msg) {
         // let our local print container handle printing
-        service.onBrowserPrint(msg.contentType, msg.content);
+        var content = msg.content;
+        if (msg.contentType == 'text/html') {
+            content = 
+                service.processHtmlTemplate(msg.content, msg.printScope)
+        }
+        service.onBrowserPrint(msg.contentType, content);
         msg.success = true; // assume browser print succeeded
     }
 
+    /**
+     * TODO: local and hatch templates need to go through generation..
+     * */
+
+    service.processHtmlTemplate = function(template, printScope) {
+        // TODO: for print template security, we must scrub
+        // the scope object and remove any references to 
+        // functions or objects.  Otherwise, print templates
+        // would have the power to modify data via the scope
+        var subScope = $rootScope.$new();
+        angular.forEach(printScope, function(val, key) {subScope[key] = val});
+        var element = angular.element(template);                           
+        element = $compile(element)(subScope); 
+        console.log('element zero ' + element[0]);
+        return element[0];
+    }
+
+
     // print the provided content
     // supported values for contentType are 'text/html' and 'text/plain'
-    service.print = function(contentType, content) {
+    service.print = function(contentType, content, printScope) {
         if (service.hatchAvailable === false) {
             service.browserPrint(contentType, content);
             return $q.when();
@@ -197,7 +220,8 @@ angular.module('egCoreMod')
             key : 'no-op', 
             action : 'print',
             content : content, 
-            contentType : contentType
+            contentType : contentType,
+            printScope : printScope
             //printer : printer // TODO: prefs, etc.
         });
     }
@@ -283,19 +307,32 @@ angular.module('egCoreMod')
 .directive('egPrintContainer', function() {
     return {
         restrict : 'AE',
-        template : '<div>{{printContent}}</div>',
-        controller : ['$scope','$window','$timeout','egPrintStore', 
-            function($scope, $window, $timeout, egPrintStore) {
+        template : '<div>' +
+            '<div id="eg-print-container-for-html"></div>' +
+            '<div ng-if="contentType==\'text/plain\'">' +
+                '<style>pre {border:none}</style>' +
+                '<pre>{{printContent}}</pre></div>' +
+            '</div>',
+
+        controller : 
+                   ['$scope','$window','$timeout','egPrintStore', 
+            function($scope , $window , $timeout, egPrintStore) {
+
+                // if contentType == 'text/html', content is a DOM node
                 egPrintStore.onBrowserPrint = function(contentType, content) {
-                    console.log('printing ' + content.length + ' chars of ' + contentType);
+                    console.log('print content ' + content);
+                    $scope.contentType = contentType;
                     switch(contentType) {
                         case 'text/csv':
                         case 'text/plain':
                             $scope.printContent = content;
                             break;
                         case 'text/html':
-                            console.error('print text/html not yet supported');
-                            break;
+                            // TODO: make this angular-y
+                            var div = document.getElementById('eg-print-container-for-html');
+                            while (div.childNodes[0])
+                                div.removeChild(div.childNodes[0]);
+                            div.appendChild(content);
                     }
 
                     // force the template to absorb the data before printing