js/adhoc.js

   1 var Adhoc = {
   2     status: {
   3         sessionid: null,
   4         cmdNode: null,
   5         queryJID: null
   6     },
   7
   8     addNote: function (elem, text, type) {
   9         if (!type) {
  10            type = "info";
  11         }
  12         text = text.replace(/\n/g, "<br/>");
  13         $(elem).append("<p class='" + type + "Note'>" + text + "</p>");
  14     },
  15
  16     addForm: function (elem, x) {
  17         var form = $("<form action='#'/>");
  18         form.submit(function(event) {
  19             Adhoc.executeCommand("execute", Adhoc.serializeToDataform('form'),
  20                 function(e) { Adhoc.displayResult(elem, e) });
  21             event.preventDefault();
  22         });
  23         var fieldset = $("<fieldset/>");
  24         form.append(fieldset);
  25         if ($(x).find("title").length > 0)
  26             $("<legend/>").text($(x).find("title").text()).appendTo(fieldset);
  27         if ($(x).find("instructions").length > 0)
  28             $("<p/>").text($(x).find("instructions").text()).appendTo(fieldset);
  29         $(x).find("field").each(function() {
  30             var item = null;
  31             var type = $(this).attr("type");
  32             if($(this).attr("label")) {
  33                 $("<label/>").text($(this).attr("label")).attr("for", $(this).attr("var")).appendTo(fieldset);
  34                 $("<br/>").appendTo(fieldset);
  35             }
  36             switch(type) {
  37             case "hidden":
  38                 item = $("<input type='hidden'/>");
  39                 break;
  40             case "boolean":
  41                 item = $("<input type='checkbox'/>");
  42                 break;
  43             case "text-multi":
  44                 item = $("<textarea rows='10' cols='70'/>");
  45                 break;
  46             case "text-single":
  47                 item = $("<input type='text'/>");
  48                 break;
  49             case "fixed":
  50                 item = $("<input type='text'/>").attr("readonly",true);
  51                 break;
  52             case "jid-multi":
  53                 item = $("<textarea rows='10' cols='70'/>");
  54                 break;
  55             case "jid-single":
  56                 item = $("<input type='text'/>");
  57                 break;
  58             case "list-multi":
  59                 item = $("<select multiple='multiple'/>");
  60                 $(this).find("option").each(function() {
  61                     $("<option/>").val($(this).find("value").text()).text($(this).attr("label")).appendTo(item);
  62                 });
  63                 break;
  64             case "list-single":
  65                 item = $("<select/>");
  66                 $(this).find("option").each(function() {
  67                     $("<option/>").val($(this).find("value").text()).text($(this).attr("label")).appendTo(item);
  68                 });
  69                 break;
  70             case "text-private":
  71                 item = $("<input type='password'/>");
  72                 break;
  73             default:
  74                 item = $("<input/>");
  75             }
  76             item.addClass("df-item");
  77             if ($(this).find("value").length > 0) {
  78                 var value = null;
  79                 if ((type == "text-multi") || (type == "jid-multi")) {
  80                     value = "";
  81                     $(this).find("value").each(function() {
  82                         value = value + $(this).text() + "\n";
  83                     });
  84                     item.val(value);
  85                 } else if (type == "list-multi") {
  86                     $(this).children("value").each(function() {
  87                         item.children('option[value="' + $(this).text() + '"]').each(function() {
  88                             $(this).attr("selected", "selected");
  89                 });
  90                     });
  91                 } else {
  92                     item.val($(this).find("value").text());
  93                 }
  94             }
  95             if ($(x).attr("type") == "result")
  96                 item.attr("readonly", true);
  97             if ($(this).attr("var")) {
  98                 item.attr("name", $(this).attr("var"));
  99                 item.attr("id", $(this).attr("var"));
 100             }
 101             fieldset.append(item);
 102             if (type != "hidden")
 103                 fieldset.append("<br/>");
 104         });
 105         $(elem).append(form);
 106     },
 107
 108     serializeToDataform: function (form) {
 109         st = $build("x", {"xmlns": "jabber:x:data", "type": "submit"});
 110         $(form).find(".df-item").each(function(){
 111             st.c("field", {"var": $(this).attr("name")});
 112             if (this.nodeName.toLowerCase() == "select" && this.multiple) {
 113                 for (var i = 0; i < this.options.length; i++)
 114                     if (this.options[i].selected)
 115                         st.c("value").t(this.options[i].text).up();
 116             } else if (this.nodeName.toLowerCase() == "textarea") {
 117                 var sp_value = this.value.split(/\r?\n|\r/g);
 118                 for(var i = 0; i < sp_value.length; i++)
 119                     st.c("value").t(sp_value[i]).up();
 120             } else if (this.nodeName.toLowerCase() == "input" && this.type == "checkbox") {
 121                 if (this.checked) {
 122                     st.c("value").t("1");
 123                 } else {
 124                     st.c("value").t("0");
 125                 }
 126             } else {
 127                 // if this has value then
 128                 st.c("value").t($(this).val()).up();
 129             }
 130             st.up();
 131         });
 132         st.up();
 133         return st.tree();
 134     },
 135
 136     displayResult: function (elem, result) {
 137         var status = $(result).find("command").attr("status");
 138         var kinds = {'prev': 'Prev', 'next': 'Next', 'complete': 'Complete'};
 139
 140         $(elem).empty();
 141         $(result).find("command > *").each(function(index, e) {
 142             if ($(e).is("note")) {
 143                 Adhoc.addNote(elem, $(e).text(), $(e).attr("type"));
 144             } else if ($(e).is("x[xmlns=jabber:x:data]")) {
 145                 Adhoc.addForm(elem, e);
 146             }
 147         });
 148         if (status == "executing") {
 149             for (kind in kinds) {
 150                 input = $("<input type='button' disabled='disabled' value='" + kinds[kind] + "'/>").click(function() {
 151                     Adhoc.executeCommand(kind, (kind != 'prev') && Adhoc.serializeToDataform('form'), function(e) { Adhoc.displayResult(elem, e) });
 152                 });
 153                 if ($(result).find('actions ' + kind).length > 0)
 154                     input.removeAttr("disabled");
 155                 $(elem).append(input);
 156             }
 157
 158             $("<input type='button' id='executeButton' value='Execute'/>").click(function() {
 159                 Adhoc.executeCommand("execute", Adhoc.serializeToDataform('form'), function(e) { Adhoc.displayResult(elem, e) });
 160             }).appendTo(elem);
 161
 162             $("<input type='button' value='Cancel'/>").click(function() {
 163                 Adhoc.cancelCommand(function(e) { Adhoc.displayResult(elem, e) });
 164             }).appendTo(elem);
 165         } else {
 166             input = $("<input type='button' value='Start over'/>").bind("click", function() {
 167                 $(elem).empty();
 168                 Adhoc.status.sessionid = null;
 169                 Adhoc.status.cmdNode = null;
 170                 Adhoc.getCommandNodes(elem);
 171             });
 172             $(elem).append(input);
 173         }
 174     },
 175
 176     runCommand: function (item, callback) {
 177         Adhoc.status.cmdNode = $(item).attr("id"); // Save node of executed command (in global var)
 178         Adhoc.executeCommand("execute", false, function(result) {
 179             Adhoc.status.sessionid = $(result).find("command").attr("sessionid");
 180             callback(result);
 181         });
 182     },
 183
 184     executeCommand: function (type, childs, callback) {
 185         if (Adhoc.status.sessionid)
 186             var execIQ = $iq({ type: "set", to: Adhoc.status.queryJID, id: connection.getUniqueId() })
 187                 .c("command", { xmlns: Strophe.NS.ADHOC, node: Adhoc.status.cmdNode, sessionid: Adhoc.status.sessionid, action: type });
 188         else
 189             var execIQ = $iq({ type: "set", to: Adhoc.status.queryJID, id: connection.getUniqueId() })
 190                 .c("command", { xmlns: Strophe.NS.ADHOC, node: Adhoc.status.cmdNode, action: type });
 191         if (childs)
 192             execIQ.cnode(childs);
 193             connection.sendIQ(execIQ, callback);
 194     },
 195
 196     cancelCommand: function (callback) {
 197         Adhoc.executeCommand("cancel", false, callback);
 198         Adhoc.status.cmdNode = null
 199         Adhoc.status.sessionid = null;
 200     },
 201
 202     getCommandNodes: function (elem) {
 203         var nodesIQ = $iq({ type: "get", to: Adhoc.status.queryJID, id: connection.getUniqueId() }).c("query", {xmlns: Strophe.NS.DISCO_ITEMS, node: Strophe.NS.ADHOC});
 204         connection.sendIQ(nodesIQ, function(result) {
 205             var items = $("<ul></ul>");
 206             $(elem).append(items);
 207             $(result).find("item").each(function(index, e) {
 208                 $("<li></li>").append($("<a href='#' id='" + $(e).attr("node") + "'>" + $(e).attr("name") + "</a>").click(function (event) {
 209                     Adhoc.runCommand(this, function (result) { Adhoc.displayResult(elem, result); });
 210                     event.preventDefault();
 211                 })).appendTo(items);
 212             });
 213         });
 214     },
 215
 216     checkFeatures: function (elem, jid) {
 217         if (Adhoc.status.sessionid)
 218             Adhoc.cancelCommand();
 219         Adhoc.status.queryJID = jid;
 220         var featureIQ = $iq({ type: "get", to: Adhoc.status.queryJID, id: connection.getUniqueId() }).c("query", {xmlns: Strophe.NS.DISCO_INFO});
 221         $(elem).empty();
 222         connection.sendIQ(featureIQ,
 223             function(result) { /* Callback */
 224                 if ($(result).find("feature[var='" + Strophe.NS.ADHOC + "']").length > 0) {
 225                     Adhoc.getCommandNodes(elem);
 226                 } else {
 227                     $(elem).append("<p>" + Adhoc.status.queryJID + " does NOT support AdHoc commands</p>");
 228                 }
 229             },
 230             function(result) { /* Errback */
 231                 $(elem).append("<p>Couldn't get list of supported features</p>");
 232             }
 233         );
 234     }
 235
 236 }